CN201284903Y - Folding type support frame with connecting rod limiting structure - Google Patents

Abstract

The utility model provides a convertible support frame with connecting rod limit structure, it including: the support frame comprises a seat body, a support body, a sliding body and a connecting rod structure, wherein the support body is pivoted with the seat body in a rotating mode, the sliding body is arranged on the support body in a sliding mode and is provided with a limiting part, the sliding body is further connected with a screen, and the connecting rod structure is arranged between the support body and the sliding body.

Description

Foldable support frame with connecting rod limit structure

technical field

The utility model relates to a support device, in particular to a foldable support frame with a connecting rod limit structure applied to support a display.

Background technique

The current flat-panel displays are all connected by a support frame to form an upright viewable shape. At the same time, due to the structural design of the support frame, the support frame has the function of being able to lift, and the user can adjust the height of the flat-panel display arbitrarily according to the needs. Height, please refer to Figure 1, which discloses a display support frame structure with a lifting function, which includes a base 1a, a support frame 2a connected to the base 1a, and a positioning assembly 3a, The support frame 2a has a first connecting portion 21a and a second connecting portion 22a, the first connecting portion 21a defines a positioning hole 211a, and the second connecting portion 22a defines a plurality of fixing holes 221a at equal intervals, The first connecting part 21a is moved to cover the second connecting part 22a, one end of the first connecting part 21a is further connected to a flat panel display 4a, and one end of the second connecting part 22a is connected to the base 1a; the positioning component 3a It is a tenon, and the user selects and inserts the positioning component 3a into the positioning hole 211a and the fixing hole 221a according to the required height, so as to fix the first connecting part 21a and let the flat panel display 4a Can rise or fall.

However, when the support frame 2a and the flat panel display 4a are to be stored, the user must fold the support frame 2a, and then insert the positioning component 3a into the positioning hole 211a and the fixing hole 221a, thereby fixing the flat panel. Display 4a (as shown in Figure 2); However, if you forget to insert the positioning assembly 3a into the positioning hole 211a and the fixing hole 221a, the flat panel display 4a will move arbitrarily on the support frame 2a, so not only The volume of the package is increased, and the probability of damage to the flat-panel display 4a during transportation is also increased.

Based on the above-mentioned support frame structure, the following problems can be found:

1. The user must manually insert the positioning component 3a into the positioning hole 211a and the fixing hole 221a to fix the flat panel display 4a, which is extremely inconvenient to use.

2. The design of the positioning component 3a makes the appearance of the support frame 2a have a protrusion, which destroys the overall visual appearance of the support frame 2a.

3. Since the fixing function is provided by the positioning component 3a, but there is a movement requirement between the first connecting part 21a and the second connecting part 22a, an appropriate gap must be maintained between the two, causing the first connecting part 21a to move. When the connecting part 21a moves, it will shake and swing, which is easy to cause damage after repeated use.

In view of this, the designer of this utility model feels that the above-mentioned deficiencies can be improved, and based on the relevant experience in this field for many years, carefully observes and studies, and cooperates with the application of theories, and proposes a design that is reasonable and effectively improves the above-mentioned deficiencies. utility model.

Contents of the invention

An object of the present invention is to provide a foldable support frame with a connecting rod limiting structure, which can be folded and stored conveniently for users to reduce the volume of packaging.

Another purpose of the present utility model is to provide a foldable support frame with a connecting rod limit structure. The support frame uses the concept of connecting rod linkage to drive the internal structure of the support frame and then fix the screen on the support frame. This prevents the screen from moving and being bumped, reducing the chance of screen damage.

In order to achieve the above-mentioned purpose, the utility model provides a foldable support frame with a connecting rod limit structure, which includes: a base; The sliding body is slidably arranged on the bracket body, and the sliding body has a limiter; and a connecting rod structure, the connecting rod structure is moved between the sliding body and the bracket body, and the connecting rod structure One end of the connecting rod structure is sandwiched between the base body and the bracket body, wherein one end of the connecting rod structure is rotated and engaged between the bracket body and the base body in a manner deviated from the axis, and the other end of the connecting rod structure is linked One end selectively fastens the limiting member to limit the sliding of the sliding body.

Preferably, the connecting rod structure further comprises a connecting rod, a fixed rod and a transmission rod, the connecting rod is connected between the fixed rod and the transmission rod, and one end of the transmission rod is offset from the axis and the other end of the transmission rod is connected to the linkage rod to drive the linkage rod to move, and further pulls the fixed rod to selectively clamp the limiter.

Preferably, the above-mentioned foldable support frame can be further provided with two connecting pieces, one end of the two connecting pieces is respectively connected to both sides of the bracket body, and the other ends of the two connecting pieces are respectively pivotally connected to the base body. sides.

Preferably, a shaft arm is respectively extended from both sides of the base, and the shaft arm and the connecting piece are rotationally connected coaxially with each other, and one end of the link structure is sandwiched between the shaft arm and the connecting piece and is rotationally engaged with the shaft arm in a manner deviated from the axis.

Preferably, a shaft arm is respectively extended from both sides of the base body, the shaft arm and the connecting piece are rotationally connected coaxially with each other, and the transmission rod is sandwiched between the shaft arm and the connecting piece, and One end of the transmission rod is rotationally engaged with the shaft arm in a manner deviated from the shaft center.

Through the folding support frame with the connecting rod limit structure of the present invention, the following beneficial effects are provided:

The utility model utilizes the design of eccentric rotating connection, through several connecting rods to achieve the action of fixing the screen, without any complicated mechanism at all, and it is arranged in the bracket body, so the appearance beauty will not be damaged. When storing and packing, the user only needs to fold the support frame, and the connecting rods in the support frame will automatically lock the screen when the support frame is folded, so as to avoid damage to the screen caused by collision during transportation. The utility model only utilizes a simple mechanism combination and utilizes the movement of the connecting rod to carry out clamping action to limit the movement of the screen, and is easy to operate, very convenient and handy, extremely practical, and can save production costs and effectively reduce assembly time , It can also greatly reduce the volume of packaging, save the cost of packaging materials and increase the number of handling.

In order to further understand the technology, method and effect that the utility model adopts to achieve the intended purpose, please refer to the following detailed description and accompanying drawings of the utility model, and believe that the purpose, characteristics and characteristics of the utility model should be obtained from this For an in-depth and specific understanding, the attached drawings are only for reference and illustration, and are not intended to limit the present invention.

Description of drawings

Fig. 1 is the schematic diagram of known support frame;

Fig. 2 is a schematic diagram of a folded state of a known support frame;

Fig. 3 is a three-dimensional schematic diagram of a foldable support frame with a connecting rod limiting structure of the present invention;

Fig. 4 is a three-dimensional exploded view of a foldable support frame with a connecting rod limiting structure of the present invention;

Fig. 5A is a schematic diagram of the use state of the foldable support frame with the connecting rod limit structure of the present invention;

Fig. 5B is a schematic diagram of the action of the connecting rod structure and the limiting member of the folding support frame with the connecting rod limiting structure of the present invention;

Fig. 6A is a schematic diagram of another use state of the foldable support frame with a connecting rod limiting structure of the present invention;

FIG. 6B is another schematic diagram of the action of the connecting rod structure and the limiting member of the folding support frame with the connecting rod limiting structure of the present invention.

[Description of main component symbols]

(A known)

1a base

2a Support frame

21a first connecting part

211a Positioning hole

22a Second connecting part

221a Fixing hole

3a Positioning components

4a flat panel display

(this utility model)

1 body

11 shaft arm

2 bracket body

21 Bending plate body

22 chute

3 sliding body

31 sliders

32 Limiting parts

4 connecting rod structure

41 linkage rod

411 guide track

42 fixed rod

421 guide groove

43 drive rod

5 guides

6 screen fixing parts

7 Connectors

8 screens

Detailed ways

Please refer to Fig. 3 and Fig. 4, the utility model provides a foldable support frame with a connecting rod limit structure, which includes a seat body 1, a bracket body 2, a sliding body 3 and a connecting rod structure 4, wherein one end of the bracket body 2 is rotatably pivoted to the base body 1, so that the base body 1 can provide a stable balance; the sliding body 3 is slidably arranged on the bracket body 2, so that the user can Move the sliding body 3 arbitrarily according to the requirements; and the connecting rod structure 4 is movably arranged in the bracket body 2, and one end of the connecting rod structure 4 is eccentrically rotated and joined to the seat body 1 and the bracket body 2 In between, by means of this eccentric connection, when the bracket body 2 is folded toward the seat body 1, one end of the link structure 4 is folded together and drives other parts of the link structure 4 to move.

The support body 2 has two bent plate bodies 21 and two slide grooves 22, the two bent plate bodies 21 respectively extend from the left and right sides of the support body 2, and the two bent plate bodies 21 form the two Chute 22.

The sliding body 3 is provided with a plurality of sliders 31, and the plurality of sliders 31 are located on the left and right sides of the sliding body 3, and are embedded in the chute 22 of the support body 2 by the plurality of sliders 31 moving, The sliding body 3 can slide freely; in addition, the number of the sliders 31 is not limited, but in this embodiment, the number of the sliders 31 is four.

The sliding body 3 has a limiting member 32, the limiting member 32 is arranged on the side of the sliding body 3, the limiting member 32 provides the function of limiting and fixing, more specifically, when the limiting member of the sliding body 3 32 and the other end of the connecting rod structure 4 are locked to each other, the sliding body 3 cannot move arbitrarily; in addition, the stopper 32 of the sliding body 3 can be in various forms, and it can be a separate set on the The ㄇ-shaped block on the side of the sliding body 3 (as shown in Figure 4), or the integrally formed ㄇ-shaped block extending from the side of the sliding body 3, for further description, as long as it can The structural components providing the clamping effect can all be the stoppers 32 of the sliding body 3 .

In order to install a screen (not shown) on the sliding body 3, a screen fixing part 6 is additionally provided on the sliding body 3, and the screen fixing part 6 is connected to the screen (not shown) and the sliding body 3, whereby the screen fixing member 6 moves with the slide of the sliding body 3, thereby making the screen (not shown) move, so the user can adjust the height of the screen (not shown) according to personal habits. The connecting rod structure 4 includes a connecting rod 41, a fixed rod 42 and a transmission rod 43, wherein the two ends of the connecting rod 41 are respectively rotated to connect one end of the fixed rod 42 and one end of the transmission rod 43, and The other end of the transmission rod 43 is interposed between the base body 1 and the bracket body 2. Further, the other end of the transmission rod 43 is eccentrically rotated and engaged with the base body 1 and the bracket body. body 2, that is, the seat body 1 and the bracket body 2 are not rotationally engaged with the other end of the transmission rod 43 with a common rotation axis, but the transmission rod 43 is rotationally engaged with the seat body at a different rotational center 1 and the bracket body 2, due to the connection of different rotation centers, when the bracket body 2 is folded towards the base body 1, the transmission rod 43 will rotate accordingly and push the linkage rod 41 to move, and the moving The linkage rod 41 further pushes the fixing rod 42 , such a linkage relationship makes the other end of the fixing rod 42 move accordingly and be locked with the limiting member 32 of the sliding body 3 .

In addition, a plurality of guides 5 are arranged in the bracket body 2, and the guides 5 are used to provide guidance, so the guides 5 can be guide posts or bumps; the linkage rod 41 has a guide Guide rail 411, the fixed rod 42 is provided with a guide groove 421, and the plurality of guide members 5 are respectively embedded in the guide rail 411 and the guide groove 421, so as to guide and limit the linkage rod 41 and the fixed rod The moving direction of 42 enables the link structure 4 to repeatedly and accurately clamp the stopper 32 of the sliding body 3 .

In addition, the connection between the seat body 1 and the support body 2 can also be achieved by setting a connecting piece 7, one end of the connecting piece 7 is connected to the support body 2, and the other end of the connecting piece 7 is connected to the seat Body 1 , wherein the transmission rod 43 of the connecting rod structure 4 is sandwiched between the connecting member 7 and the base body 1 .

In addition, a shaft arm 11 is respectively extended from both sides of the base body 1, and the shaft arm 11 and the connecting member 7 are rotatably connected to each other with the same rotation axis, and the transmission rod 43 of the link structure 4 is different from the shaft. The center of rotation of the arm 11 and the connecting piece 7 is rotatably engaged between the shaft arm 11 and the connecting piece 7, so that the design of the center of rotation is different, and when the transmission rod 43 rotates, the transmission rod 43 can further push the connection. The moving rod 41 is moved, and affected by the movement of the connecting rod, the fixed rod 42 is selectively locked with the limiting member 32 of the sliding body 3 .

Please refer to FIG. 5A and FIG. 5B , when the bracket body 2 is upright, that is, when the base body 1 and the bracket body 2 are at 90 degrees, the fixing rod 42 and the limiting member 32 are separated from each other. , so the sliding body 3 can still freely rise or fall in the bracket body 2, and since the sliding body 3 is connected to the screen fixing part 6, and the screen fixing part 6 is connected to a screen 8, the screen 8 Sliding up and down with the sliding body 3, thereby meeting the user's height requirement.

Please refer to Fig. 6A and Fig. 6B, when the support body 2 is folded towards the seat body 1, the transmission rod 43 of the link structure 4 rotates accordingly, because the transmission rod 43 is based on different rotation centers The connection mode is rotatably engaged between the seat body 1 and the bracket body 2, so the transmission rod 43 drives the linkage rod 41 to move, and passes through the guide track 411 of the linkage rod 41 and the plurality of guide members 5 cooperation, so that the linkage rod 41 can smoothly move upwards and link the fixed rod 42. Similarly, since the guide groove 421 of the fixed rod 42 cooperates with the guide member 5, the fixed rod 42 is affected by the linkage. The traction of the moving rod 41 gradually approaches the stopper 32 of the sliding body 3, that is, the overweight D between the fixed rod 42 and the stopper 32 gradually increases, and when the bracket body 2 is folded horizontally, At this time, the over-distribution D between the fixed rod 42 and the limiting member 32 reaches the maximum, which means that the fixed rod 42 and the limiting member 32 are completely locked to each other, so that the sliding body 3 cannot move, and at the same time the The connecting rod structure 4 is pressed by the weight of the screen 8 , so even if it is impacted by an external force, the fixing rod 42 and the limiting member 32 can be locked tightly and cannot be disengaged.

Based on the above, the folding support frame with connecting rod limit structure of the present invention has the following characteristics:

1. The utility model utilizes the ingenious linkage design to achieve the action of fixing the screen only through a few connecting rods, without any complicated mechanism at all, and because it is built into the bracket body, it will not damage the appearance aesthetics .

2. When storing and packing, the utility model can fix the screen so that the screen does not shake, so as to avoid damage to the screen caused by collision during transportation.

3. The utility model only utilizes a simple combination of mechanisms and the movement of a connecting rod to perform clamping action to limit the movement of the screen.

4. The utility model is easy to operate, very convenient and handy, and extremely practical.

5. The simple structure of the utility model can save production cost and effectively reduce assembly time.

6. The utility model can greatly reduce the volume of packaging, save the cost of packaging materials and increase the quantity during transportation.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the scope of patent protection of the present utility model. Therefore, any equivalent changes made by using the contents of the utility model specification and drawings should be included in the utility model. within the scope of protection of rights.

Claims (10)

1. A foldable support frame with a connecting rod limit structure, characterized in that it includes: a body; a support body, the support body is rotatably pivoted to the base body; A sliding body, the sliding body is slidably arranged on the support body, and the sliding body has a limiter; and A connecting rod structure, the connecting rod structure is movable between the sliding body and the bracket body, and one end of the connecting rod structure is sandwiched between the base body and the bracket body, wherein one end of the connecting rod structure It is rotatably engaged between the bracket body and the base body in a manner deviated from the axis, and the other end of the connecting rod structure is linked to selectively lock the limiting member to limit the sliding of the sliding body. 2. The foldable support frame with connecting rod limit structure as claimed in claim 1, characterized in that a bent plate body extends from the left and right sides of the support body, and the bent plate body respectively forms a chute. 3. The foldable support frame with connecting rod limit structure as claimed in claim 2, characterized in that a number of sliders are respectively installed on the left and right sides of the sliding body, and the sliders are embedded in the movable in the chute. 4 . The foldable support frame with a link limiting structure as claimed in claim 1 , further comprising a screen fixing part, the screen fixing part is mounted on the sliding body and moves along with the sliding body. 5. The foldable support frame with a link limiting structure as claimed in claim 1, characterized in that the link structure includes a linkage rod, a fixed rod and a transmission rod, and the linkage rod is connected to the fixed between the transmission rod and the transmission rod, and one end of the transmission rod is rotatably engaged between the support body and the seat body in a manner deviated from the axis, and the other end of the transmission rod is connected to the linkage rod to drive the linkage The rod moves, and then pulls the fixed rod to selectively clamp the limiter. 6. The foldable support frame with link limiting structure according to claim 5, characterized in that a plurality of guides are further provided, and the plurality of guides are fixed in the bracket body, and the linkage rod A guide track is provided, a guide groove is provided on the fixed rod, and the plurality of guide pieces are respectively embedded in the guide rail and the guide groove to guide the linkage rod and the fixed rod. 7. The foldable support frame with a link limiting structure as claimed in claim 6, wherein the guide is a guide post or a bump. 8. The foldable support frame with a link limiting structure as claimed in claim 5, characterized in that two connecting pieces are further provided, and one end of the two connecting pieces is respectively connected to both sides of the support body, and the two connecting pieces The other end of the piece is pivotally connected to both sides of the seat body. 9. The foldable support frame with a link limiting structure as claimed in claim 8, characterized in that a shaft arm extends from both sides of the base, and the rotation of the shaft arm and the connecting piece is coaxial. connected, and one end of the link structure is clamped between the shaft arm and the connecting piece and is rotationally engaged with the shaft arm in a manner deviated from the shaft center. 10. The foldable support frame with a link limiting structure as claimed in claim 8, characterized in that a shaft arm extends from both sides of the base body, and the shaft arm and the connecting piece rotate coaxially with each other. connected, and the transmission rod is sandwiched between the shaft arm and the connecting piece, and one end of the transmission rod is rotationally engaged with the shaft arm in a manner deviated from the axis.

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