CN201001492Y - Combined structure of high-low desk - Google Patents

Abstract

The utility model relates to a combination structure of a high and low frame table, comprising: a high and low frame table used alone, or a high and low frame table with a raised and lowered tabletop that is used in conjunction with a part of the panel concave space of the elevated floor, wherein the tabletop is raised to become a high frame table, or lowered to become a low frame table (or an elevated floor), and the tabletop can be parked on a stable positioning stop body of a vertical partition provided below the periphery of the concave space of the elevated floor, forming a wide plane with the elevated floor for all-round use, thereby achieving the benefits of three uses.

Description

Combined structure of high and low shelf tables

technical field

The utility model relates to a combined structure of a high and low shelf table, in particular to a combined structure of a high and low shelf table which can raise and lower the table top. In particular, it refers to a kind of high and low shelf table used alone, or a stable positioning gear body is set on the inner edge of the vertical partition plate on the concave periphery of the elevated floor, so that the tabletop can be positioned and parked stably when the tabletop is lowered, forming a wide plane with the raised floor, and being used in all directions. The combined structure of raised floor high and low shelf tables is used.

Background technique

The commonly used raised floor tables are all fixed, most commonly found in Japanese restaurants, so that those who are not good at kneeling can put their feet under the raised floor, which is a good design structure. Sometimes the raised floor table takes up a lot of space, just like a burden, so that the space on the raised floor cannot be effectively used.

Most of the remaining general elevated tables are also of fixed type, and it is a pity that the height cannot be adjusted to reduce the occupied space when not in use.

Utility model content

The utility model aims to provide a combination structure of high and low table which can be used alone, has simple structure and is easy to operate. And a hollow cylinder standing upright on the base plate, the hollow cylinder is provided with a protruding shelf body, which is used as a stopper for the support column when the upper panel protrudes to become an elevated table. A reserved space is provided on both sides of the protruding stall body for the accommodating space when the support column turns and falls to the bottom to become a low shelf table.

Another object of the present utility model is to provide a combination structure of high and low shelves, which is used in a raised floor composed of a plurality of panels and a supporting frame. It can be used as a raised or lowered high-low shelf table, and a vertical partition is respectively arranged under the periphery of the concave floor, and the bottom of each vertical partition is fastened into one body with the base plate of the high-low shelf table. The upper end of the edge is respectively provided with a stable positioning gear body, which is used for parking, supporting and fixing when the high and low shelf desktop boards descend, and forms a wide plane with the raised floor for all-round use.

According to the combined structure of the high and low rack table of the present invention, it is used for a raised floor composed of a plurality of panels and a supporting frame, including a raised floor, a floor composed of a plurality of panels and a supporting frame supporting each panel. A part of the panel is set as a hollow, and a vertical partition is arranged below the periphery of the concave floor support frame, and a stable positioning shelf is provided on the inner periphery of the upper support frame of the partition; and a high and low shelf table, including: an upper panel, at least one The carrying handle is arranged on the corner of the upper panel or in at least one notch on the periphery of the upper panel, a vertical support cylinder arranged on the bottom surface of the upper panel, a base plate, and a hollow cylinder erected on the base plate. There is a protruding stop in the hollow cylinder, which is used as a stop for the support column when the upper panel protrudes from the raised floor and becomes an elevated table. There is a reserved space on both sides of the protruding stop , for the accommodation space when the support column turns and descends to become a low shelf table.

According to the combined structure of the high and low table of the utility model, it is used on a raised floor composed of a plurality of panels and a supporting frame. The structure of the above-mentioned high and low table further includes an upper panel with four vertical and stable sliding rods on the bottom surface, A base plate, a frame body fixed on the base plate, a transverse partition with four through holes is arranged on the frame body, a power assembly is arranged under the transverse partition, and the four vertical and smooth sliding parts of the upper panel The rod runs through the four through holes of the diaphragm. The power assembly includes an oil (air) compressor power structure and its control assembly. The oil (air) compressor power structure is arranged on the base plate and protrudes from the center of the diaphragm. The piston rod of the oil (pneumatic) press is set at the center of the four vertical sliding rods on the bottom surface of the upper panel, driven by the power of the power unit, the support column and the upper panel will rise under the guidance of the smooth sliding rod to make the upper panel Become a high table, or drop flat to become a low table. According to the above structure, the high and low shelf table further includes an upper panel with four vertical and stable sliding rods on the bottom surface, a base plate, and a frame body fixed on the base plate. The frame body is provided with four A transverse partition with a through hole, a power assembly is arranged under the transverse partition, four vertical and smooth sliding rods on the upper panel pass through the four through holes of the transverse partition, and the power assembly includes a transverse partition connected with a hollow cylinder An upright partition is fixed on the base plate, and the upright partition and the hollow cylinder are provided with a relatively positive long notch chute for the driving convex body set on the supporting cylinder to protrude from the notch of the chute Combined to drive a chain, the chain is driven by gears driven by the power of a strong torque low-speed motor so that the support column and the upper panel rise under the guidance of a smooth sliding rod to become an elevated table, or fall flat to become a low table. Stand table.

According to the above structure, the driving convex body set on the supporting column is a rectangular driving convex body with a plurality of sawtooth shapes, which directly meshes with the gear, driven by the power of the motor, so that the supporting column and the upper panel Guided by smooth sliding bars, it rises to become a high table, or lowers to lay flat for a low table.

The above-mentioned purposes and functions, as well as detailed structure, application principle and function of the utility model can be described in detail with reference to the following drawings, so that a complete understanding can be obtained.

Description of drawings

Fig. 1 is the three-dimensional schematic diagram of the embodiment of the combination structure of the utility model high and low shelf table used in the raised floor;

Fig. 2 is the combined structure of the high and low shelf table of the present invention used on the raised floor, and a detailed partial three-dimensional cross-sectional explanatory diagram;

Fig. 3 is the combined structure of the high and low shelf table of the present invention used in the elevated floor, which forms a wide flat floor when placed flat, and is used as a three-dimensional schematic diagram of an embodiment of an all-round use;

Fig. 4 is the combination structure of the high and low shelf table of the present invention used in the elevated floor, and the detailed partial three-dimensional section illustration of the combination structure when it is laid flat;

Fig. 4A is a three-dimensional exploded view of the combined structure of the utility model's high and low shelf table used independently;

Fig. 4B is a three-dimensional exploded view of another combined structure of Fig. 4A;

Fig. 4C is a cross-sectional schematic diagram of the structural relationship between the combined structure of the high and low shelf table of the present invention, the vertical partition and the supporting block;

FIG. 4D is a schematic cross-sectional view showing another relationship in FIG. 4C;

FIG. 4E is a three-dimensional exploded view of another combined structure in FIG. 4A;

FIG. 4F is a three-dimensional exploded view of another assembled structure in FIG. 4A;

FIG. 4G is a perspective view of the combined folding structure of the upper panel in FIG. 4F;

FIG. 4H is a perspective view of the combined folding structure of the upper panel in FIG. 4K;

Fig. 4I is a perspective view of another variation combined folding structure of the upper panel of Fig. 4G;

FIG. 4J is a perspective view of the folded structure of FIG. 4I;

FIG. 4K is a three-dimensional exploded view of another combined structure of 4F;

Fig. 5 is a three-dimensional exploded explanatory diagram of the combined structure desktop handle of the high and low shelf table of the present invention;

Fig. 5A is another three-dimensional schematic diagram of the structure of the combined structure desktop handle of the elevated floor table of the present invention;

FIG. 5B is a schematic cross-sectional view of FIG. 5A;

Fig. 5C is a plan view of the utility model with the desktop handle lifted;

Figure 5D is a cross-sectional view of Figure 5C;

Fig. 6 is the three-dimensional exploded view of the utility model embodiment 1;

Fig. 7 is the three-dimensional exploded view of the utility model embodiment 2;

Fig. 7A is another perspective view of the cylinder base of the utility model embodiment 2;

Fig. 8 is a three-dimensional exploded view of Embodiment 3 of the present utility model;

Fig. 8A is another perspective view of the cylinder base of the utility model embodiment 3;

Fig. 9 is a three-dimensional exploded view of Embodiment 4 of the present utility model;

Fig. 9A is another perspective view of the cylinder base of Embodiment 4 of the present utility model;

Fig. 10 is a three-dimensional exploded view of Embodiment 5 of the present utility model;

Fig. 10A is the action description Fig. 1 of Fig. 10;

Fig. 10B is the action description Fig. 2 of Fig. 10;

Fig. 11 is a three-dimensional exploded view of Embodiment 6 of the present utility model;

Fig. 11A is the action description Fig. 1 of Fig. 11;

Fig. 11B is the action description Fig. 2 of Fig. 11;

Fig. 12 is a three-dimensional exploded view of Embodiment 7 of the present utility model;

Fig. 12A is the action description Fig. 1 of Fig. 12;

Fig. 12B is the action description Fig. 2 of Fig. 12;

Fig. 12C is a three-dimensional exploded view of an independently used high and low stand table according to Embodiment 7 of the present utility model;

Fig. 13 is a three-dimensional exploded view of Embodiment 8 of the utility model;

Fig. 13A is the action description Fig. 1 of Fig. 13;

Fig. 13B is the action description Fig. 2 of Fig. 13;

Fig. 14 is a three-dimensional exploded view of Embodiment 9 of the present utility model;

Fig. 14A is the action description Fig. 1 of Fig. 14;

Fig. 14B is the action description Fig. 2 of Fig. 14;

Fig. 15 is a three-dimensional exploded view of Embodiment 10 of the present utility model;

Fig. 15A is the action description Fig. 1 of Fig. 15;

Fig. 15B is the action illustration Fig. 2 of Fig. 15;

Fig. 16 is a three-dimensional exploded view of Embodiment 11 of the present utility model;

Fig. 16A is the action description Fig. 1 of Fig. 16;

Fig. 16B is the action illustration Fig. 2 of Fig. 16;

Fig. 17 is a three-dimensional exploded view of Embodiment 12 of the present utility model;

Fig. 18 is a three-dimensional exploded view of Embodiment 13 of the present utility model;

Fig. 19 is a three-dimensional exploded view of Embodiment 14 of the present utility model;

Fig. 20 is a three-dimensional exploded view of Embodiment 15 of the present utility model;

Fig. 21 is a three-dimensional exploded view of Embodiment 16 of the present utility model;

Fig. 21A is the action description Fig. 1 of Fig. 21;

Fig. 21B is the action explanation Fig. 2 of Fig. 21;

Fig. 22 is a three-dimensional exploded view of Embodiment 17 of the present utility model;

Fig. 22A is a three-dimensional view 1 illustrating the combined action of the elevated table after removing the upper panel and the base plate in Fig. 22;

Fig. 22B is a plan view 2 illustrating the combination action of the low shelf table after removing the upper panel and the base plate in Fig. 22;

Figure 22C is a top plan view of Figure 22A;

Fig. 23 is a three-dimensional exploded view of Embodiment 18 of the present utility model;

Fig. 23A is a three-dimensional view 1 illustrating the combined action of the elevated table after removing the upper panel and the base plate in Fig. 23;

Fig. 23B is a plan view 2 illustrating the combination action of the low shelf table after removing the upper panel and the base plate in Fig. 23;

Fig. 24 is a three-dimensional exploded view of Embodiment 19 of the present utility model;

Fig. 24A is a three-dimensional view 1 illustrating the combined action of the elevated table after removing the upper panel and the base plate in Fig. 24;

FIG. 24B is a plan view 2 illustrating the combined operation of the low shelf table after removing the upper panel and the base panel in FIG. 24 .

Detailed ways

Referring to Fig. 1 to Fig. 5, the combination structure of the high and low shelf table of the present invention is used for the elevated floor composed of a plurality of panels and supporting frames, and the detailed description is as follows:

Fig. 1 is the combination structure of the high and low shelf table of the present invention, which is used for a raised floor composed of a plurality of panels and a supporting frame, and a perspective view of an embodiment of the raised table used after being raised.

Fig. 2 is the combination structure of the high and low shelf table of the present invention, which is used for the elevated floor composed of a plurality of panels and supporting frames, detailed diagram. It can be clearly seen from Fig. 2 that its combined structure mainly includes: the high and low shelf table system has: upper panel 21, supporting column 22, handle 23, column seat 24, base plate 25, protruding shelf 26 (see figure 4). The elevated floor system includes: vertical partitions 27, supporting blocks 28, and other structural combinations. The utility model is illustrated by taking a side panel (a part of the panel of the desktop or the raised floor) as the upper panel 21 as an example, and a vertical support column 22 is arranged at a moderate position on the bottom surface of the panel (there are various types of embodiments). A gap or a handle 23 can be established in the corner of the panel or the periphery of the panel. Its cylinder seat 24: it is a conformable hollow cylinder that is easy to insert or pull out with a supporting cylinder. When the column body is put in, it is used as a stopper for positioning, so that the upper panel protrudes higher than the raised floor surface and becomes a raised floor table.

Please refer to Fig. 3, which is a combined structure of the high and low shelf table of the present invention, which is used for an elevated floor composed of a plurality of panels and a support frame.

When the combination structure of the high and low shelf table of the present utility model is intended to be placed flat, as shown in Figure 4, first the handle 23 provided by the upper panel 21 angle gap or the panel periphery is pulled up, so that the supporting column 22 and the column Seat 24 separates, transforms 90 degree direction again and inserts in the hollow cylinder seat 24 again, and the support cylinder 22 of this upper panel 21 is because after the direction changes, and the protruding stall body 26 that is set in the hollow cylinder seat 24 forms a hollow space. gear, the lowered supporting column 22 slides down to the bottom of the column seat 24 along the predetermined space on both sides for positioning. Its upper panel 21 is placed flatly on the support block 48 on the inner edge of the upper end of the vertical partition 47 set below the concave perimeter of the elevated floor, as shown in Figure 4C, so that the upper panel 21 is positioned stably and forms a frame with the elevated floor panel. The spacious floor plan can be used as a raised floor in all directions.

The structural relationship between the vertical partition 47 and the support block 48 of the combined structure of the high and low shelf table of the present invention can also be made as shown in Figure 4D, and the support block 48A is straddled above the vertical partition 47A, so that the support block The support strength of piece 48A is better.

In addition, another structure of the combination structure of the high and low shelf table of the present invention is shown in Figure 4A, and its four vertical partitions 47A and four supporting blocks 48A are all fixed to two pairs of corresponding sides of the base plate 125 to form an independent box. It is feasible to make the independent box body and the upper panel 21 can be traded and used alone, or used together with the elevated floor, which is a major feature of the combined structure of the high and low shelf tables of the present invention. Up to this combined structure, the components that are the same as those in this embodiment are marked with the same symbols for easy comparison, and relevant descriptions are omitted.

Furthermore, another structure of the high and low shelf table of the present invention, as shown in Figure 4B, is characterized in that the high and low shelf table only includes a pair of vertical partitions 47A and a pair of braces on two corresponding sides 48A is fixed to a pair of corresponding sides of the base plate 125 to form an independent U-shaped frame body, which can be traded or used separately with the upper panel 21, and the rest are the same as those shown in FIG. 4A, and relevant descriptions are omitted.

Another structure of the high and low shelf table of the present invention, as shown in Figure 4E, is characterized in that the support column 22A, the upper panel 21A, the hollow cylinder seat 24A and the base plate 125A of the high and low shelf table can be made Separate structure, as shown in the figure, the bottom surface of the upper panel 21A is provided with a fitting frame 212 surrounded by four elongated bodies, which is suitable for interfitting with the top of the support column 22A to form a detachable structure. Reasonably, a fitting frame 129 surrounded by four elongated bodies is also arranged on the base plate 125A, which is suitable for interfitting with the bottom of the column seat 24A to form a detachable structure, so that the utility model's high and low shelf table can be used in transportation and sales. When the volume is small, the rest of the structure is all the same as the foregoing embodiment, and the relevant description is omitted.

Another structure of the high and low shelf table of the present invention, as shown in Figure 4F, its structure is generally the same as that of Figure 4E, the difference is that the upper panel 21B and the base plate 125B of the high and low shelf table are all made as shown in FIG. The foldable structures shown in Fig. 4G and Fig. 4F are connected by the bridging device of the hinge chain 213, so that the volume of the high and low stand table of the present utility model is smaller when it is transported and sold, and the rest structures are all the same as those of the foregoing embodiments. Description omitted.

Another structure of the high-low shelf table of the present invention, as shown in Figure 4I, its structure is generally the same as that of Figure 4F, the difference lies in the upper panel 21C of the high-low shelf table and the frame 212C of the base plate 125C Both 129C and 129C are surrounded by square irons, and made into a foldable structure as shown in Figure 4H and Figure 4I, and are connected with the bridging device of hinge chain 213C, so that the upper panel of the utility model high and low shelf table is transported and sold. Both the 21C and the base plate 125C can be folded to make the volume smaller, and the rest of the structures are the same as the above-mentioned embodiments, and the relevant descriptions are omitted.

Fig. 5 is a three-dimensional exploded view of the combined structure of the high and low shelf table of the present invention. The handle 53 provided on the periphery of the upper panel of the high and low shelf table is a triangular body with a ㄇ-shaped handle 531 or a square with a ㄇ-shaped handle body, a horizontal groove 532 is set on its upper plane, and a perforation 533 is set at each end for a ㄇ-shaped handle 531 to be worn. The lower ends of the handle 531 are provided with a baffle 534, and the bottom of the baffle 534 is provided with a screw. The cap 535 is locked, and the weight of the handle 531 makes the handle 531 fit into the transverse groove 532 when it is lowered, and becomes a plane with the upper panel 21. When in use: use the handle 531 to lift or lift the upper panel 21 .

The handle 53A of the combined structure of the high and low shelf table of the present invention, as shown in Figures 5A-5D, the handle 53A is arranged on any at least one or more corners of the upper panel 21, and a bridging device is connected to the upper panel 21 Connected together, the bridging device has multiple structures. In this embodiment, a hinge 537 is used. For the convenience of extracting the handle 53A, a triangular gap is formed, and it is convenient to extend the upper panel with four fingers or lift the upper panel. According to the operation, an inner recess 538 is set on the triangular end circle of the triangular handle 53A. As can be seen from the figure, the handle 53A of the present embodiment has a simple structure, is easy to manufacture, and is convenient to use.

The combined structure embodiment 1 of the high and low table of the present utility model, as shown in Figure 6, includes: an upper panel 61, a supporting column 62 located below the upper panel 61, and the supporting column 62 is two in the embodiment. The vertical parallel support frame body is fitted into a hollow square frame column seat 64, wherein the hollow square frame column body 64 is erected and fixed on the base plate 65 to become the column seat 64, and the hollow square frame column body is provided with The second frame protrudes from the shelf body 66, which can be used as a stopper when the two supporting frame columns are inserted to form an elevated table. Space 661 is preset on both sides of the protruding shelf body 66, which can be used to change the direction of the two supporting frame bodies. When it enters, it is positioned as a low shelf table at the bottom. Its square frame cylinder seat 64 is equipped with lamps 662, and the outer sides of the cylinder seat 64 are provided with light-transmitting sheets 641, which can become the lighting at the bottom of the elevated floor table. The positioning protruding stall body 66 is a frame cylinder, and its illumination is relatively unobstructed, and the light transmission is good, which can solve the dark and dull shortcoming under the general elevated floor table.

Example 2

Embodiment 2 of the combined structure of the high and low shelf table of the present invention, as shown in Figure 7, includes:

One upper panel 71, one is located at the supporting cylinder 72 of upper panel 71 below, and this supporting cylinder 72 is two vertical parallel supporting frame bodies 72 in the present embodiment, and it cooperates and inserts a hollow square plate cylinder 74 ( Or in the cylinder as shown in Figure 7A), its cylinder 74 is erected and fixed on the base plate 75 to become a cylinder seat.

Example 3

Embodiment 3 of the combined structure of the high and low shelf table of the present invention, as shown in Figure 8, includes:

An upper panel 81, a supporting column 82 arranged below the upper panel 81, the supporting column 82 is an eight-column vertical parallel supporting frame body 82 in this embodiment, and it is fitted into a square frame column 84, Or in a square plate cylinder (as shown in FIG. 8A ), its cylinder is upright and fixed on the base plate 85 to become a cylinder seat.

Example 4

Embodiment 4 of the combination structure of the utility model high and low shelf table, as shown in Figure 9, includes: an upper panel 91, a support column 92 located below the upper panel 91, a base of a square frame column 94 Plate 95, wherein, the support column 92 is a vertical square plate support column 92 in this embodiment, the square plate support column 92, wherein the two opposite sides are short sides 921, which are fitted into the square plate In the frame column 94, or in the square plate column (as shown in FIG. 9A ), the column is upright and fixed on the base plate 95 to form a column seat.

Example 5

Embodiment 5 of the combined structure of the high and low table of the present invention, as shown in Figure 10, includes: an upper panel 101, a support column 102 located below the upper panel 101, a protruding shelf 106 and a frame on the The base plate 105 of the cylindrical body 107 protruding from the outer circumference of the stall body 106, wherein, the protruding stall body 106 is two parallel frames in this embodiment to protrude from the stall body 106, and the cylindrical body 107 is a rectangular cylinder body. A space 1061 is preset between the guard body 106 and the two sides of the barrel body 107 .

When the two parallel frames protrude from the stop body 106 as the support column 10 to support the upper panel 1012 to lift and stop the stop position 1062, as shown in FIG. 10A , the elevated table is formed.

When the upper panel 101 turns around, its supporting column 102 is lowered to the bottom and positioned 1063 by the preset space on both sides of the protruding rail 106, forming a low shelf table as shown in FIG. 10B .

Example 6

The combined structure of the high and low table of the present utility model, embodiment 6, as shown in Figure 11, includes: an upper panel 111, a support column 112 located below the upper panel 111, a column seat 114 and protruding shelves The base plate 115 of the body 116, wherein, the two  type protruding stalls 116 are located in the cylinder seat 114, which are respectively located in the two opposite sides of the square plate cylinder seat 114, and its two sides are set There is 1161 preset spaces.

As shown in FIG. 11A , the protruding stalls 116 are two -shaped protruding stalls used as supporting cylinder stoppers to be positioned in the form of an elevated table 1162 .

As shown in Figure 11B, after the upper panel 111 turns, its supporting column 112 is lowered to the bottom by the preset space on both sides of the two  type protruding stalls 116 and positioned 1163 to form a low shelf table.

Example 7

Embodiment 7 of the combined structure of the high and low table of the present invention is shown in Figure 12: the structure of this embodiment is basically the same as that of the above-mentioned embodiment, wherein the difference lies in that the column seat of the high and low table is The horizontal plate is set to protrude from the shelf body 126, and a predetermined space 1261 is preset on both sides thereof. When the upper panel 121 is lowered and positioned at the bottom, the supporting column 122 of the upper panel 121 has an accommodation space, as shown in FIG. 12B Shown, when the upper panel 121 turns around, its support column 122 protrudes from the preset space on both sides of the shelf body 126 by the horizontal plate, falls to the bottom and is positioned to form a low shelf table. As shown in FIG. 12A , the elevated table is formed by protruding from the horizontal plate 126 as a stopper 1262 for the support cylinder 122 .

In addition, another embodiment of the combination structure of the high and low shelf table of the present invention is shown in Figure 12C, the four vertical partitions 127 and the four positioning shelves 128 are all fixed to the corresponding sides of the base plate 125 to form an independent box. Components that are the same as those in this embodiment are marked with the same symbols for easy comparison, and related descriptions are omitted.

Example 8

Embodiment 8 of the combined structure of the utility model high and low shelf table used in the elevated floor, as shown in Figure 13:

The bottom of the upper panel of the high and low shelves, the set support column is a vertical square plate support column 132, and its support column 132 is suitable to be inserted in a hollow square plate column 134, the square plate column The body 134 is upright and fixed on the base plate 135 to form a cylinder seat. The two opposite sides of the support cylinder 132 are respectively provided with two long notch slide grooves 1321 , and the lower edges of the other two opposite sides are respectively provided with two recesses 1322 . Its cylinder seat 134 is provided with two cross-column protruding stalls 136 across the opposite sides. When laying flat: the notch chute 1321 of the support column 132 can slide down to the bottom along the protruding shelf body 136 of the horizontal column, and the peripheral bottom of the upper panel 131 is suitable for the vertical partition 137 with the concave space below, and the set stable The positioning stall body 138 is placed flat and close to the location, and becomes a wide plane with the raised floor for all-round use. After the upper panel 131 is pulled up, as shown in Figure 13A, when turning to put it in the cylinder seat 134 again, the two concave shelves 1322 at the bottom edge of the cylinder 132 supported by the square plate are connected with the two horizontal columns set in the cylinder seat 134. The protruding stall body 136 forms a top for stopper positioning, so that the upper panel protrudes into an elevated table, as shown in Figure 13B.

Example 9

Fig. 14 is the embodiment 9 of the combination structure of the high and low shelf table used in the elevated floor of the present invention, the feature of this embodiment is: the support column set at the bottom of the upper panel 141 of the high and low shelf table is a vertical square plate Cylinder 142, its cylinder suitably can be inserted in a hollow square plate cylinder, and this hollow square plate cylinder is upright and fixed on the base plate 145 and becomes cylinder seat 144, and the two opposite sides of this support cylinder 142 Two penetrating horizontal columns protrude from the stall body 146 . The two opposite sides of the cylinder seat 144 are respectively provided with two long notch slide grooves 1421, and the upper ends of the other two opposite sides are respectively provided with two concave shelves 1422. The two horizontal posts of the support column 142 protrude from the stall body 146 and its caliber of the notch chute 1421 provided by the cylinder seat 144 matches. Slip down to the bottom along the notch 1421 chute provided by the cylinder seat, the peripheral bottom of its upper panel 141 is suitable for the vertical partition 147 below the concave peripheral edge of the elevated floor, and the set stable positioning stall body 148 is placed flat and close to Positioning, forming a wide plane with the raised floor for all-round use. As shown in Figure 14A, when the upper panel of the elevated shelf is pulled up and turned to put it in the cylinder seat 144 again, the two horizontal columns of the support cylinder 142 protrude from the shelf body 146, and the two horizontal columns provided on the upper edge of the cylinder seat 144 The top of the concave gear is used as the stopper positioning 1421, so that the upper panel 141 protrudes into an elevated table for use, as shown in Figure 14B.

Example 10

Figure 15 is the embodiment 10 of the combined structure of the high and low shelf table used in the raised floor of the present invention. The gap 153 is matched with the X-shaped cylinder seat 154 which is fixed upright on the base plate 155 and becomes a cylinder. Flat surface for all-round use. Two of the opposite corners of the X-shaped cylinder seat 154 are respectively provided with triangular baffles 156, which can strengthen the stability of the X-shaped cylinder seat 154, and it can mainly be used as a stop for the <-shaped cylinder seat 14 to be placed on it. Positioned so that its upper panel 151 protrudes into an elevated table, as shown in Figure 15B.

In addition, the cylinder seat upright and fixed on the base plate can also be a vertical ><-shaped cylinder, while the supporting cylinder is an X-shaped cylinder, and the two opposite angles in the X-shaped cylinder are also respectively provided It is also feasible to use a triangular baffle as the supporting portion of the vertical ><-shaped column protruding from the baffle, so as to strengthen the stability of the column.

The combined structure of the high and low shelf table of the utility model becomes the front and rear of the high shelf table, and the vertical >< type support column 152 of the upper panel 151 is separated from the X-shaped column seat 154 fixed on the base plate 155, as shown in Figure 15A shown.

Example 11

Fig. 16 is an embodiment 11 of the combination structure of the high and low shelf table used in the raised floor of the present invention. An L-shaped groove slideway 1621 is respectively arranged on the opposite side, and is fitted into another cylinder seat 164 of a hollow circular tube cylinder upright and fixed on the base plate 165. The hollow circular tube cylinder seat 164 Two opposite sides of the upper end are provided with screw holes 1641, through which long screw bodies 1642 are used as stoppers, so that the upper panel 161 protrudes to form an elevated table, as shown in FIG. 16B. When laying flat: the upper panel 161 and the supporting column 162 are turned and lowered along the L-shaped groove slideway 1621, and the bottom of the peripheral edge of the upper panel 161 can be parked on the stable positioning gear set by the vertical partition below the concave peripheral edge of the raised floor 167, close to the positioning and raised floor to form a wide plane for all-round use.

The state in which the support column 162 of the upper panel 161 of the combined structure of the high-low stand table of the present invention is separated from the hollow circular tube cylinder seat 164 on the base plate 165 is shown in FIG. 16A .

In addition, the L-shaped groove slideway 1621 provided on the two opposite sides of the round tube support cylinder 162 at the bottom of the high and low table top panel 161 described in this embodiment and the screws provided on the two opposite sides of the upper end of the cylinder seat 164 The hole 1641 and the long screw body 1642 can also be replaced with each other to achieve the same effect as the previous embodiment, and the rest of the relevant description is omitted.

Example 12

The embodiment 12 of the combined structure of the high and low shelf table of the present invention is used in the elevated floor, as shown in Figure 17, the structural feature of this embodiment is: the cylinder base is decorated with patterned glass around it, and the rest are the same as the above-mentioned embodiment example structure.

Example 13

The embodiment 13 of the combined structure of the high and low shelf table of the present invention is shown in Figure 18: the structure of this embodiment is substantially the same as that of the above-mentioned embodiment 11 (shown in Figure 16), and the difference is that the The combination structure in the high and low shelf table is provided with a transverse partition 181 with a plurality of through holes 1811, and the frame body 1812 and the base plate 185 are fixed together under the peripheral edge, thereby forming a power component configuration space 183, and the upper panel 21 is below Establish four vertical smooth sliding rods 1813, the lower end of which runs through the through hole of the diaphragm 181, the upper and lower sides of the diaphragm 181 are respectively provided with control switches 1814, by means of the fixed distance convex body 1815 set on the smooth sliding rod 1813 Touch control switch 1814 to control. A piston (not shown) is set at the lower end of the vertical support cylinder 182 at the middle position of the upper panel 21, which is inserted into the hollow cylinder 182A. , its bottom end is fixed on the base plate 185, and the peripheral space configuration of the cylindrical body 182A includes: an oil (air) pressure force assembly: a directional control valve 186, a pump 187, an oil tank or an air storage cylinder 188, and A controller 189 drives the support column 182 to lift the upper panel 21 along the smooth sliding rod 1813 to form an elevated table or lower it to form a low-elevated table by the oil (air) pressure force. In addition, the lower end of the vertical smooth sliding rod 1813 is provided with a rotating telescopic cushion body 1816, which can adjust its stable positioning at the bottom and enhance the stability of the upper panel 21.

Example 14

The embodiment 14 of the combined structure of the high and low shelf table of the present invention is shown in Figure 19: its structure is basically the same as the combined structure of the above-mentioned Figure 18, wherein the difference is that the transverse partition 191 and the hollow cylinder 192 Connect an upright partition 193, and be integrated with being fixed on the base plate 195, the upright partition 193 and the hollow cylinder 192 are all provided with a long notch chute 1921 for driving the protruding body provided by the support cylinder 192 1922 extends from the inside to the outside and is combined with the driving chain 1923. Gears 1924 are set up and down, driven by the power of the low-speed motor 196 equipped with strong torque, so that the support column 192, the upper panel 21 and the smooth sliding rod 1913 rise to form an elevated table, or fall Lay flat to become a low shelf table, and its four vertical smooth sliding bars 1913 are further provided with a rotating telescopic pad body 1916, and the bottom positioning of the sliding bars 1913 can be adjusted to strengthen the stability of the upper panel 21.

Example 15

The embodiment 15 of the combined structure of the high and low rack table of the present invention is shown in Figure 20: its structure is basically the same as the combined structure of the above-mentioned Figures 18 and 19, wherein the difference lies in the combined structure of the high and low rack table It includes a foldable upper panel 21 and a base plate 205 provided with an inwardly folding bridging device 203A. The bottom surface of the upper panel 21 is provided with at least two relatively outwardly extending support brackets 201, each of which is connected to a vertically stable telescopic bracket. Telescopic rod 2011, the bottom end of the telescopic rod 2011 is fixed on the base plate 205, a pneumatic lifting assembly 204 and its lifting rod 202 are fixed in the central part of the base plate 205, and the top of the lifting rod 202 is fixed on the supporting bracket In the center 202A, the air pressure plug 202B protrudes from the center 202A hole of the support bracket. Above the air pressure plug 202B, there is a pressing rod 206 pivotally arranged on the support bracket 201. The outer end handle extended by the pressing rod 206 can be operated. Lifting the pressure, driven by the power of the air pressure lifting assembly 204 and the operation of the pressing rod 206, the support bracket 201 and the upper panel 21 can be slowly raised under the mutual guidance of the smooth telescopic rod 2011 to become an elevated table, or The support bracket 201 and the upper panel 21 exert pressure downwards and slowly descend to the bottom to be laid flat to form a low shelf table.

Example 16

The combined structure embodiment 16 of the high and low table of the present utility model is shown in Figure 21: its structure is substantially the same as the combined structure of the embodiment 10 of the above-mentioned Figure 15, wherein the difference is that the section of the support column 152A is > or V-shaped (i.e. half X-shaped or open triangle), the cross-section of cylinder seat 154A is also > or V-shaped (i.e. half X-shaped or open triangle), the spatial form after it is expanded, as shown in Figure 21, this cylinder The base 154A is provided with a triangular baffle 156A between the two opposite sides of the > or V-shaped cylinder base, for the support cylinder 152A to be placed on it as a stopper for positioning so that the upper panel 151 protrudes into an elevated table , as shown in Figure 21, when it is desired to convert it into a low shelf table for use, it is only necessary to raise the supporting column 152A upwards and then place the supporting column 152A behind the column seat 154A to overlap. As shown in Figure 21B, it becomes the state of use of the low shelf table, and the rest of the relevant components are all marked with the same reference number as the combination structure of embodiment 10, and each reference number is appended with the English letter "A" for mutual comparison. Description omitted.

Example 17

Embodiment 17 of the combination structure of the high and low table of the present invention is shown in Figure 22: its structure is substantially the same as the combination structure of Embodiment 16 in Figure 21 above, wherein the difference is that the support column 152B is a triangular hollow Cylinder, cylinder seat 154B is also a triangular hollow cylinder shape, and its expanded space form is as shown in Figure 22, as can be seen from the figure, the top of the three sides of the cylinder seat 154B is each provided with a recessed stop 156B for support The sides of the cylinder 152B are placed on it as stoppers for positioning so that the upper panel 151 protrudes to become an elevated table, as shown in Figures 22A and 22C. 152B is lifted up and turned 180 degrees, and then the supporting cylinder 152B is placed on the inner circumference of the cylinder seat 154B so that the two are superimposed, as shown in Figure 22B, it becomes the state of use of the low shelf table, and the rest is related The components are all marked with the same reference number as the combination structure of Embodiment 16, and the English letter "B" is added to each reference number for mutual comparison, and the relevant description is omitted.

Example 18

The embodiment 18 of the combination structure of the high and low table of the present invention is shown in Figure 23, and its structure is substantially the same as the combination structure of the embodiment 17 of the above-mentioned Figure 22, wherein the difference is that the support column 152C is a rectangle Type hollow support cylinder, wherein, the shorter two opposite sides in length and length are short sides 153C, and the cylinder seat 154C is also a rectangular hollow cylinder erected on the base plate 155C, and the two opposite sides are shorter in length and length at the top The same side is the short side 159C for the short side 153C of the supporting column 152C to be placed on it as a stopper for positioning, so that the upper panel 151C protrudes into an elevated table, as shown in Figure 23A, when it is desired to convert it into a low shelf When using the table, you only need to raise the support column 152C upwards and turn it 90 degrees, and then place the support column 152C on the inner circumference of the column seat 154C so that the two are superimposed, as shown in Figure 23B. The state of use of the stand table, the rest of the relevant components are all marked with the same reference number as the combination structure of embodiment 17, and each reference number is appended with the English letter "C" for mutual comparison, and the relevant description is omitted.

Example 19

The embodiment 19 of the combination structure of the high and low table of the present invention is shown in Figure 24, its structure is substantially the same as the combination structure of the embodiment 18 of the above-mentioned Figure 23, wherein the difference is that the support column 152D is a rectangle Type hollow frame column, wherein, the shorter two opposite sides in the longitudinal direction are short sides 153D, and the column seat 154D is also a rectangular hollow frame column erected on the base plate 155D, and the top is vertically shorter by two sides. The opposite side is also the short side 159D for the short side 153D of the support column 152D to be placed on it as a stopper, so that the upper panel 151D protrudes into an elevated table, as shown in Figure 24A, when it is desired to convert it into a low table. When using the stand table, you only need to raise the support column 152D upwards and turn it 90 degrees, then place the support column 152D on the inner circumference of the column seat 154D so that the two are superimposed, as shown in Figure 24B. The way the low shelf table is used, and the rest of the related components are all marked with the same reference number as the combined structure of embodiment 18, and each reference number is appended with the English letter "D" for mutual comparison, and the relevant description is omitted.

It can be seen from the embodiments of the above-mentioned figures that the utility model is used in the combined structure of the raised floor, and has industrial applicability, novelty, and progress. The above-mentioned ones are only comparisons of the utility model. The preferred embodiments are not used to limit the implementation scope of the utility model, that is, all equal changes and modifications made according to the patent scope of the utility model are covered by the patent scope of the utility model.

Claims (42)

1. A combination structure of high and low shelf tables, comprising: An upper panel, characterized in that: the bottom surface of the upper panel is provided with a vertical support column, and the lower end of the upper panel is provided with a base plate, and A hollow cylinder that has been erected on the base plate, and a protruding stop is provided in the hollow cylinder, and the protruding stop is used as a stop for the support column when the upper panel protrudes and becomes an elevated table. For positioning, a reserved space is provided on both sides of the protruding shelf body for the accommodation space when the support column turns and falls to the bottom to become a low shelf table. 2. The combined structure of the high and low table according to claim 1, characterized in that: the upper panel of the high and low table includes a handle, and the handle is connected with the upper panel by a bridging device, The high-low shelf table is arranged in the hollow of the elevated floor, and the upper inner edge of the vertical partition plate on the periphery of the hollow space is set with a positioning gear body, so that the upper panel of the high-low shelf table can be lowered for stable positioning and form the same plane as the raised floor. 3. The combination structure of the high and low table according to claim 1, characterized in that: the top panel of the high and low table further includes a handle, and the handle is connected with the top panel by a bridging device. 4. The combined structure of the high and low shelves according to claim 1 and 2, characterized in that: there is a detachable fitting structure between the upper panel of the said high and low shelves and the support column. 5. The combination structure of the high and low table according to claim 1 and 2, characterized in that: there is a detachable fitting between the base plate of the high and low table and the hollow cylinder with the protruding rail. structure. 6. The combination structure of the high and low table according to claim 1, 2, characterized in that: the upper panel of the high and low table further includes at least one bridging device connecting two or more upper panel units, so that The upper panel becomes a foldable structure. 7. The combined structure of the high and low stand table according to claim 1, 2, characterized in that: the base plate of the high and low stand table further includes at least one bridging device connecting two or more base plate units, so that The base plate becomes a foldable structure. 8. The combination structure of high and low shelves according to any one of claims 2, 3, 6 and 7, characterized in that: the bridging device is a hinge or a connecting component. 9. The combined structure of the high and low shelf table according to any one of claims 2, 3, 6, characterized in that: the handle is provided on at least one corner of the upper panel or in at least one notch on the periphery of the upper panel. 10. According to any one of claims 2, 3, 6, the combined structure of the high and low table is characterized in that: the handle is triangular or square, and the handle includes a The horizontal groove on the top of the horizontal groove is provided with a perforation at each end of the horizontal groove, and a ㄇ-shaped tie rod is pierced. The panels are flat, and when in use, the tie rods can be used to pull up the upper panel to turn or lift it. 11. The combined structure of the high and low shelf table according to any one of claims 1-7, characterized in that: the supporting columns are two vertical parallel frame columns. 12. The combined structure of the high and low shelf table according to any one of claims 1-7, characterized in that: the supporting columns are eight connecting columns and two vertical parallel frame columns. 13. The combined structure of the high and low shelf table according to any one of claims 1-7, characterized in that: the supporting column is a vertical square plate column, and the two opposite sides are short sides. 14. The combined structure of the high and low shelf table according to any one of claims 1-7, characterized in that: the hollow cylinder is a square frame cylinder. 15. The combined structure of the high and low shelf table according to any one of claims 1-7, characterized in that: the hollow cylinder is a square plate cylinder. 16. The combined structure of the high and low shelf table according to any one of claims 1-7, characterized in that: the protruding shelves are two parallel vertical frame bodies. 17. The combined structure of the high and low shelf table according to any one of claims 1-7, characterized in that: the protruding shelf is a square horizontal plate cylinder. 18. According to any one of claims 1-7, the combined structure of the high-low shelf table is characterized in that: the protruding shelves are two -shaped shelves, which are respectively arranged between the two opposite sides of the square plate cylinder. middle. 19. The combined structure of the high and low table according to any one of claims 1-7, characterized in that: the supporting column and the hollow column of the column seat are square plate columns, and the supporting column is smaller than the hollow column The two opposite sides of the supporting cylinder are respectively provided with two notched long chute, and the lower edges of the other two opposite sides are respectively provided with two recessed gear grooves. In the cylinder seat, two horizontal columns run through the two opposite sides as protruding crosspieces. Body, the protruding crosspiece fits with the notch long chute diameter of the support column. 20. According to any one of claims 1, 2, 3, 4, 5, 6, and 19, the combined structure of the high and low stand table is characterized in that: the two opposite sides of the support column of the high and low stand table are formed by Two horizontal columns run through as protruding crosspieces, and two opposite sides of the hollow cylinder are provided with two notched long chute respectively, the diameter of which matches the two protruding crosspieces of the supporting column, and the gaps extend to the upper edge , the other two opposite sides of the upper edge are respectively provided with two concave gear grooves. 21. The combined structure of the high and low table according to any one of claims 1-7, characterized in that: the support column is a vertical >< type support column, and the column seat of the support column is X-shaped The cylinder is upright and fixed on the base plate, and two opposite corners of the X-shaped cylinder are respectively provided with a triangular baffle as the supporting part of the protruding baffle, so as to strengthen the stability of the cylinder. 22. The combined structure of the high and low table according to any one of claims 1-7, characterized in that: the cylinder base is a vertical >< type cylinder, the cylinder base is erected and fixed on the base plate, the The supporting column is an X-shaped column, and two opposite corners of the X-shaped column are respectively provided with a triangular baffle as the support of the vertical ><-shaped column protruding from the baffle to strengthen the stability of the column. 23. The combined structure of the high and low shelf table according to any one of claims 1-7, characterized in that: the supporting column and the column seat are circular tubes, and the circular tubes of the column seat are two The opposite side is provided with an inverted L-shaped groove slideway, which is erected on the base plate; a screw hole is provided at the lower end of the support column of the hollow circular tube, and a long screw body is inserted through it to serve as the support column. The stop body of the inverted L-shaped groove slideway in the column seat makes the upper panel lift and protrude to become an elevated table; when the upper panel and the supporting column turn around, the long screw of the supporting column can move along the column The inverted L-shaped groove slideway of the seat descends, so that the upper panel can be laid flat to become a low shelf table. 24. The combined structure of the high and low table according to any one of claims 1-7, characterized in that: the support cylinder and the cylinder seat are circular hollow tube cylinders, and the circular tube of the support cylinder The two opposite sides of the cylinder are provided with L-shaped groove slides. The cylinder seat of the hollow circular tube cylinder is upright and fixed on the base plate. Through the stop body that is inserted into the cylinder seat of the hollow circular tube cylinder as the support cylinder, the upper panel is lifted and protruded to become an elevated table; when the upper panel and the support cylinder turn around, the support cylinder It can descend along the L-shaped groove slideway of the cylinder seat, so that the upper panel can be laid flat to become a low shelf table. 25. The combination structure of the high and low table according to claim 1, characterized in that: the structure of the high and low table includes: an upper panel with four vertical and stable sliding rods on the bottom surface, a base plate, and a The frame body on the base plate is provided with a diaphragm with four through holes, a power assembly is arranged under the diaphragm, and the four vertical and stable sliding rods of the upper panel run through the four holes of the diaphragm. The power assembly includes a hydraulic or pneumatic power structure and its control components. The hydraulic or pneumatic power structure is set on the base plate and protrudes from the center of the transverse partition. The piston rod of the hydraulic or pneumatic machine is set on the upper panel. At the center of the four vertical sliding rods on the bottom surface, driven by the power of the power assembly, the support column and the upper panel will rise under the guidance of the smooth sliding rods to make the upper panel a high table, or fall flat to form a low table. 26. The combined structure of the high and low table according to claim 1, characterized in that: the structure of the high and low table includes: an upper panel with four vertical and stable sliding rods on the bottom surface, a base plate, and a base plate fixed on the The frame body on the base plate is provided with a diaphragm with four through holes, a power assembly is arranged under the diaphragm, and the four vertical and smooth sliding rods of the upper panel pass through the four holes of the diaphragm. Holes, the power assembly includes a horizontal partition and a hollow cylinder connected to a vertical partition fixed on the base plate, the vertical partition and the hollow cylinder are provided with a relatively positive long notched chute for the support column The driving convex body set on the body protrudes from the notch of the chute to combine to drive a chain. The chain is driven by a gear driven by the power of a low-speed motor with strong torque to make the supporting column and the upper panel move smoothly in the direction of the sliding rod. Guided to rise to become a high table, or lowered to lay flat to become a low table. 27. A combined structure of a high-low stand table, characterized in that: said high-low stand table structure includes, a foldable upper panel and a base plate provided with a bridging device, the bottom surface of the upper panel is provided with at least two facing outwards The bottom of the extended support bracket is connected with a vertical and stable telescopic rod. In the center of the bracket, the air pressure bolt protrudes from the central hole of the support bracket. A pressing rod pivotally arranged on the supporting bracket is arranged above the air pressure plug. The outer end handle extended by the pressing rod can be operated to lift the pressure. Driven by the power of the air pressure lifting component, the support bracket and the upper panel are slowly raised under the guidance of the stable telescopic rod to form an elevated table, or downward pressure is applied to slowly lower the bottom to form a low table. 28. The combined structure of the high and low shelf table according to any one of claims 1-7, characterized in that: said high and low shelf table includes at least two pairs of vertical partitions on opposite sides corresponding to the two sides of the base plate The sides are fixed together to support the upper panel as a single structure. 29. The combined structure of the high and low shelf table according to any one of claims 1-7, characterized in that: said high and low shelf table comprises a rectangular frame surrounded by four vertical partitions, the bottom of which is Corresponding sides of the base plate are fixed to form a single box to support the upper panel to form a single structure. 30. A combination structure of high and low rack tables, which is used in a raised floor composed of a plurality of panels and a supporting frame. A partition, the upper edge of the partition supports the inner periphery of the frame to set the positioning gear; A high and low shelf table, comprising: an upper panel, a vertical support column provided on the bottom surface of the upper panel, a handle provided on at least one corner of the upper panel or in at least one notch on the periphery of the upper panel, A base plate, a hollow cylinder seat that has been erected on the base plate, and a protruding shelf is arranged inside the hollow cylinder seat, The protruding stop is used as a stop for the support column when the upper panel protrudes from the raised floor and becomes an elevated table. There is a reserved space on both sides of the protruding support for the support column to drop to the bottom Accommodates space when it becomes a low shelf table. 31. The combined structure of the high and low shelf table according to claim 30, characterized in that: said high and low shelf table includes at least two vertical partitions and supporting blocks fixed together with the corresponding sides of the base plate to form a A single box is set in the hollow of the raised floor. 32. The combined structure of the high and low shelf table according to claim 30, characterized in that: the support block of the high and low shelf table is straddled above the vertical partition. 33. The combined structure of the high and low shelf table according to claim 29, characterized in that: the support block of the high and low shelf table is arranged above the inner edge of the vertical partition. 34. The combination structure of the high and low stand table according to claim 4, characterized in that: the fitting structure of the bottom surface of the upper panel is a fitting frame composed of two or more elongated bodies. 35. The combined structure of the high and low stand table according to claim 5, characterized in that: the fitting structure on the base plate is a fitting frame composed of two or more elongated bodies. 36. The combined structure of the high and low stand table according to claim 4, characterized in that: the fitting structure of the bottom surface of the upper panel is a fitting frame composed of two or more angle irons. 37. The combined structure of the high and low stand table according to claim 5, characterized in that: the fitting structure on the base plate is a fitting frame composed of two or more angle irons. 38. The combined structure of the high and low shelf table according to claim 2 or 30, characterized in that: each of the positioning shelves arranged on the concave vertical partition of the raised floor is made of at least two or two The above elongated file is formed. 39. The combined structure of the high and low table according to any one of claims 1-7, characterized in that: the support column is a support column with a > or V-shaped section, and the column seat of the support column is also The cross-section is a > or V-shaped cylinder upright on the base plate, and the inner two opposite sides of the > or V-shaped cylinder seat are provided with a triangular baffle so that when the above-mentioned high-low shelf table is converted into an elevated table, it can be used as the The supporting part of the support column. 40. The combination structure of high and low shelves according to any one of claims 1-7, characterized in that: the supporting column is a triangular hollow supporting column, and the column seat of the supporting column is also triangular hollow The cylinder is erected on the base plate, and each side of the top of the triangular hollow cylinder seat is provided with a recessed gear part, so that when the above-mentioned high-low shelf table is converted into an elevated table, it can be used as a supporting part of the support cylinder. 41. The combination structure of high and low shelves according to any one of claims 1-7, characterized in that: the supporting column is a rectangular hollow supporting column, and the column seat of the supporting column is also rectangular The hollow cylinder is erected on the base plate, and the two opposite sides in the longitudinal direction of the support cylinder are placed on the two opposite sides in the longitudinal direction of the top of the rectangular hollow cylinder seat, so that the The high and low shelf table turns into a high shelf table. 42. The combination structure of high and low shelves according to any one of claims 1-7, characterized in that: the supporting column is a rectangular three-dimensional frame supporting column, and the column seat of the supporting column is also rectangular The three-dimensional frame body is uprightly arranged on the base plate, and the longitudinally shorter two opposite sides of the support column are placed on the longitudinally shorter two opposite sides of the rectangular three-dimensional frame cylinder seat, so that the The high and low shelf table turns into a high shelf table.

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