TWI260213B - Adjustable armrest structure - Google Patents

Abstract

This invention is related to provide one kind of adjustable armrest structure. It includes: armrest struts combined on both sides of a chair and the armrest struts has several positioning grooves inside; a sliding tube capable of sliding inside the armrest struts which has a first end and a second end; a combination seat capable of combining with an armrest cushion which is further capable of combining with the second end of the sliding tube; a control rod pivotally installed on the combination seat which is capable of linking a linkage rod piercing through and stretching inside the sliding tube where the linkage rod further combines with the first end of the sliding rod by utilizing an elastic member and is provided with notches; several positioning members which protrude the sliding tube to be wedged inside the positioning groove when the control rod is in a natural state and sink into the notches when the control rod is in a release state. By adjusting the release of the control rod, which makes the combination seat, sliding tube and the linkage rod axially displace relative to armrest struts, and the effect of rising and falling armrests can be achieved.

Description

1260213 V. INSTRUCTION DESCRIPTION OF THE INVENTION (1) Technical Field of the Invention The present invention mainly discloses an adjustable handrail structure [previously known as a good name, relatively improved social quality] has become quite a modern society. case. The hand holder 10 and the vertical body are correspondingly recessed on the wall of the handrail empty tube 2 2, the sleeve 20, and the hand piece 2 2 is used to achieve the multi-stage design. There is still a situation in which the structure of the former case is changing with each passing day, and the requirements for things are also exquisite, only continuous improvement or demand. Announcement No. 563478 of the Adjustable Handrail Height, "The patent case is composed of a lifting sleeve 20; it has a receiving space 1 2 and has two rows of fastening slots 16; the lifting bracket There are two pairs of perforations 21 corresponding to the accommodating space 12 of the 10, and the tong-shaped fasteners 22 can be folded by the two sides of the bottom of the clamp-type fastener 22; Adjusting the structure, the lifting sleeve 20 can slide the positioning type to adjust the height of the handrail, and in the actual use, still look at the fourth to sixth pictures, the old thinking that people can use the life products is good. The innovative concept can satisfy the structure 'As shown in the attached article, the armrest lifting and adjusting structure. The special lifting and adjusting structure is supported by one of the armrest brackets. The housing space is 1 2, and the inner wall of the wall is lowered. Sliding and 'supplied in the lifting sleeve 2 能 can accommodate the shackle to assemble a pliers and a pin 2 7 to pivot to the lifting and closing end 2 2 2 corresponding to the buckle, which is pressed by the clamp type buckle The armrest bracket 10 is inserted; however, the conventional structure has an unsatisfactory place. Wherein the apparent based fastener 22 clamp pressure

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The hand end 2 2 1 is provided for the button 28 set, and the set position of the button 28 is prepared and stands on the two sides below the armrest 30, and the occupant is discussed in the most comfortable posture position. You must turn the operation sideways, or move your hand to the back I, and then press the button 2, but the operation of any position will be uncomfortable for the rider. It is extremely inconvenient; The two fastening ends 222 of the bottom end of the clamp type W member 22 are buckled and protruded into the fastening groove pole county. If the user accidentally pulls the armrest 30 upward, the structure is constructed. The two fastening ends 22 2 of the disengagement member are damaged by the shearing force, and the handrail is adjusted to function. Therefore, the conventional structure is still necessary for further development. The present inventors have invented a point in view of the lack of structure of the conventional invention. The handrail structure can overcome all the shortcomings of the above-mentioned conventional products. [The present invention is also indispensable for the practical side of the conventional pressure, and the development of Wang Lixiang. The technical problem to be solved by the side of the invention is that the armrest can be an armrest structure. The technical problem is to adjust the structure of the armrest, and the button is not properly positioned, operated by the body, or operated in a very unnatural posture. In addition, the structural strength of the card structure of the conventional structure is slightly applied to cause shear damage. Therefore, the unseen, and the structure are not a good design and still need to be improved. The utility model relates to a detachable handrail structure, which comprises: a knotted person in a T struts, and a plurality of locating 5, two slidable tubes in the struts, and having a first end; a second 1260213 V. Description of the invention (3) End; one can be combined with the armrest pad Du Ren Gan t shi Shiren. # % ί, Q 0 combined with the seat, which can be combined with the second end of the sliding tube, the mouth, a pivot On the joint seat, the joint rod is not connected with the elastic rod and the elastic rod is combined with the slide rod. The first joint is provided with a slit; the number of positioning pieces, when the pot is protected by the natural state, the bulge, the 典 其On the system of Di- 〃, in the control # in the release of the next day Shishiguan card qing in positioning #, and Control lever = release sorrow 柃 'The number of positioning parts are not in the incision":; release of the rod, the joint seat, sliding tube and linkage =: the hand struts axial displacement, @ reach the armrest The efficacies of the present invention will become more apparent from the description of the drawings and the related drawings with respect to other objects, advantages and novel features of the invention.攸乂 坪 坪 细 【 实施 实施 实施 实施 实施 实施 实施 【 【 【 【 【 【 【 【 【 【 【 【 【 【 【 【 【 【 【 【 【 【 【 【 【 【 【 【 【 【 关 关 关 关 关 关 关 关A figure to the structure of the embodiment, the limitations of the structure. As shown in the figures from the first to the third sides of the chair, the present invention has a handrail support 10, a joint 50 and an armrest 10, which are combined with the technique and means for the first end. Its efficacy, as described below: #七图, the one shown in the figure is selected for the purpose of illustration, right straight 4丨Α t β on the patent application and Figure 'is the three-dimensional appearance of the invention, The schematic diagram of the present invention and the exploded view of the components of the present invention. The main disclosure does not have an adjustable armrest structure, a positioning tube 20, a sliding tube 30, a sleeve control device 60, a hollow shape, and has a - first end and a side opposite to the reclining chair 1 The second end is available

Page 7 1260213 V. Description of the invention (4) The positioning tube 20 is inserted; the positioning tube 20 can be integrally formed in the armrest support 1n and 仵ιυ, and in the wood paste application, the positioning tube 2 The 0 is merged by two symmetrical housings 2 1 , and the second housing 21 has a first end and a second end. The second end is convex = the retaining edge 22 stops the positioning tube 20 from being completely closed. In addition, the two housings 2 1 are oppositely disposed with a plurality of positioning slots 2 3 ; the drying tube 30 is disposed in the positioning tube 2 , and has a first end And a second end, the first end opening is provided with a cover 31, and the cymbal 31 is fixedly fixed with a fixing rod 311, and the second end is provided with a _ joint portion 3 2, and the sliding tube 3 0 is located on the side of one of the nearest brothers, and is provided with two perforations 33 respectively facing the direction of the positioning 艚 23; the sleeve 40 is sleeved outside the armrest struts, and has a - end and a The second end is coupled to the joint portion 3 2 of the sliding tube 30; the joint portion 50 is disposed on the joint portion 32 of the sliding tube 30, and is available for the armrest pad 2 Overlay The base 50 has a first end and a second end. The first end is provided with a hole 5 1 , and the second end is provided with a corresponding pivot groove 52 , and the middle portion of the joint 50 is fastened. There is a through hole 53 communicating with the inside of the sliding tube 30; the control device 6〇 includes a control rod 61, a linkage rod 62 and a plurality of positioning members 63; 611' and the second end is provided with the control rod 61 It is disposed on the coupling base 50 and has a first end and a second end. The first end is provided with an activation portion that can be worn through the hole 51. The pivot shaft 61 2 is provided for pivoting. In the joint

Page 8 1260213 V. Description of the invention (5) 50 bis pivot slot 52; at the middle of the control rod 61, there is further provided a through hole 613 with respect to the through hole 53 of the coupling seat 5, and the control rod 61 The two sides of the perforation 613 are respectively formed with a trajectory 6 1 4; the linkage rod 62 is disposed in the sliding tube 30, and has a first end and a second end, the first end is provided by a first end The elastic member 6 2 1 is hooked on the fixing rod 3 11 and the second end is inserted through the coupling seat 5 〇 through hole 5 3 and the control rod 61 through hole 613, and is traversed by the two cusps The connecting rod 622 ′ between the 614 is coupled with the control rod 61; the connecting rod 6 2 is disposed on the two sides of the first end, respectively corresponding to the perforations 33 of the sliding tube 30 In the present embodiment, the number of the positioning members 63 is a steel ball which is exposed to the through hole 33 when the control rod 61 is in a natural state. When the lever 61 is in the release state, the number of the positioning members 63 can fall into the slit 623 to be disengaged from the positioning groove 23. 4 and 5 are cross-sectional views of the present invention in a natural state, and A-A cross-sectional views of the fourth drawing. Referring to the two figures, in the present invention, the starting portion 611 of the control rod 61 is exposed to the hole 51 of the coupling seat 50, and in this state, the number of positioning members 63 are located in the slit. The 623 is shallower in depth, so that the number of positioning members 63 is protruded from the through hole 33 and is locked in the corresponding positioning groove 23. Referring to the sixth and seventh figures, the present invention is in a released state.

1260213 V. INSTRUCTIONS (6) In a cross-sectional view, the occupant touches the axial position member 6 3 and the falling member 6 3 is disengaged and then 23, then the sliding armrest rod 10 is re-entered into the tube 3 0, the set of the starting part 6 1 return, back to the perforation 3 3 and the card joint 50 no longer, the joint 5 is the occupant, therefore, the control and the BB cross-sectional view of the sixth figure. Referring to the two figures, when the starting portion 611 is pressed up, the linkage rod 62 can be moved, and by the displacement of the linkage rod 62, the number is set to be smaller than the depth of the slit 6 2 3 . In the deeper part, the number is positioned to the positioning groove 2 3; the second view is that the positioning member 63 is no longer stuck in the positioning groove actuator 30, the sleeve 40 and the coupling seat 5 At the same time, it can be axially displaced relative to the one to achieve the effect of adjusting the lift. The eighth picture is a continuation of the seventh picture. Referring to the figure, when the slide tube 40 and the coupling seat 50 are adjusted to an appropriate height, the pressing of the button 1 can be released, and the interlocking lever 62 is restored to the natural state by the elasticity 1, and at the same time, the position member 63 is again exposed to the 掣. In the positioning groove 23, the sliding tube 3〇, the sleeve 4〇 and the method are adjusted again. It must be additionally stated here that, as seen from the second figure, the broken hole 51 is disposed at the other end different from the back of the chair 3, and is also used to easily touch the finger when the chair is placed on the chair. Wherein, the starting portion 6 11 of the buckle 61 is easier for the occupant to press and start. Finally, please refer to the ninth and tenth drawings, which are side cross-sectional views and operation states in a natural state according to another embodiment of the present invention. The main difference between the embodiment and the foregoing embodiment is the combination of the first embodiment. With casing 4. , made into a one-piece type, the mouth sleeve is 70' and the joint sleeve 7 is also provided with a broken hole"

Μ Page 10 1260213 V. INSTRUCTIONS (7) The groove 72 and the through hole 73, the combined sleeve 7〇 in the present embodiment are the same in the technical means and the success of the previous embodiment, so no further A further description of the present embodiment is that a further restriction portion 24 is formed in the positioning tube 20, and the opening of the first end of the sliding tube 3 is offset by the top end. The edge 34 is viewed from the tenth figure. When the sliding tube 3 is slidably displaced relative to the positioning I20, the positioning of the sliding edge 34 against the limiting portion 24 can be used to limit the positioning effect, thereby reminding the user. The limit of the pull-out; in addition, in this embodiment, the structural design of the linkage rod 62: the foregoing embodiment is different, but it is only a simple change, and the other effects and techniques are the same as the embodiment. Therefore, the same structure is given, and the detailed description can be referred to the above. As described above, the present invention has the following advantages: 1. The "adjustable armrest structure" of the present invention, wherein the control starting portion is disposed at a position where the armrest is easily touched by the occupant, so the invention is convenient and Quickly providing the occupant to press and adjust the invention has better practicability, and is an excellent design. 2. The "adjustable armrest structure" of the present invention, wherein only two are used by pressing the starting part , the number of positioning members can be adjusted, and the armrest can be adjusted for lifting and lowering, and when the handrail is adjusted to the other side, the starting portion only needs to be released to return to the natural state, that is, the person - 2 returns to the card State 'Therefore, the operation method of the present invention is extremely practical; the second convenience is a highly progressive designer. For the sake of ease, the following: The detailed drawings of the preferred embodiment have been added to the technical system to derive many changes from the preferred embodiment.

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Page 12 1260213 Schematic description of the diagram diagram diagram diagram diagram diagram diagram diagram diagram diagram diagram diagram one two three four five six seven eight ninety nineth first and the first that the first brief description] is the three-dimensional of the present invention Figure 2 is a schematic view of the present invention installed on the two sides of the chair; an exploded view of the component of the present invention; a cross-sectional view of the present invention in a natural state; a cross-sectional view taken along line AA of the fourth figure; 1 is a continuation of the seventh diagram; a continuation of the seventh diagram; a side cross-sectional view of another embodiment of the present invention in a natural state; a side cross-sectional view of another embodiment of the present invention in an operational state; Patent No. 56 34 78. [Simple description of component symbols]

1 Identification chair 2 Armrest pad 3 Chair back 10 Handrail bar 20 Positioning tube 21 Housing 22 Stop edge 23 Positioning groove 24 Limiting portion 30 Slide tube 31 Cover 311 Fixing rod 32 Joint 33 Perforation 34 Abutment edge 40 Bushing 50 Joint seat 51 Broken hole 52 Only slot 53 Through hole 60 Control device 61 Control lever 611 Starting part 612 Area axis 613 Perforation 614 Track 62 Linking rod 621 Elastic member 622 Tip piece 623 Cut D

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Claims (1)

1260213 VI. Patent application scope 1. - Kind: Adjustable armrest structure, including: Inner::^:4 f #系 can be combined with the side of the chair, and the armrest is a sliding tube that is stretched over and one Two ends; a dry end, and having a first end arm m::, coupled to the second end of the sliding tube, and available to the second end of the occupant's hand; one end of the hand of the dry hand, and a near The hand-control lever is pivoted at the entrance of the society and has a starting part, ·, = = one end of the mouth, and the first one of the joints of the joint is elastically coupled to the first end of the sliding tube. ; brother: end ': the end-end system, and the linkage rod is provided with a slit; the first series is tied to the control rod number positioning member, which is controlled by the lever in the positioning slot. 】:: When blaming, the protruding sliding tube is not in the incision; in the released state, the number positioning adjusts the release of the lever, and the linkage rod is axially displaced relative to the armrest rod and the connection 2 If the patent application scope is 1 ^ 1 effect. In the basin, there is an adjustable armrest structure, and the inner armrest # has a number of relative positioning slots. And the inside of the squatting officer is provided with 3. The second item of the patent application scope is as follows: wherein the positioning tube is composed of two symmetrical shells: a support, a structure, a - end and a second end, the second end; The body has a tethered protrusion with a stop edge, so as to stop the $15 page 1260213. 6. The patent application scope prevents the positioning pipe from falling completely into the armrest pole. 4. The adjustable armrest structure according to claim 2, wherein the positioning tube has a limiting portion formed therein, and the opening of the first end of the sliding tube is externally folded to have a top edge, when the sliding tube is opposite When the positioning tube slides and displaces, it can obtain the effect of limiting the positioning by abutting against the top edge of the limiting portion. 5. The adjustable armrest structure of claim 1, wherein the armrest support is further provided with a sleeve, and the sleeve is coupled to the joint and the second end of the slide tube. The adjustable armrest structure of claim 1, wherein the first end of the sliding tube is radially fixed with a fixing rod, and the first end of the connecting rod is coupled to the fixing rod. The adjustable armrest structure of claim 6, wherein the first end of the linkage rod is hooked on the fixing rod by an elastic member. 8. The adjustable armrest structure of claim 1, wherein the sliding tube is corresponding to the positioning groove and the slit, and the perforation is provided. 9. The adjustable armrest structure of claim 1, wherein the binding seat is covered by an armrest pad. The adjustable armrest structure of claim 1, wherein the control rod has a first end and a second end, and the second end is provided with a pivot to be pivoted to the joint. The first end is provided with a starting portion for the user to touch the pressing. 1 1 · Adjustable armrest knot as described in claim 10 Page 16 1260213 6. Patent application scope, wherein the first end of the joint is provided with a hole for the starting part to pass through, and the second end of the joint is oppositely provided with a pivot groove for the pivot. The adjustable armrest structure of claim 1, wherein the middle portion of the control rod is provided with a perforation, and the second end of the linkage rod can pass through the coupling seat and the perforation, and On the two sides of the control rod, the tip piece can be adjusted by hand. 2 IX. Please apply for the completion of the control rods such as control 3 and 1 . The structure of the cross-handed support type can be described here, the main item of the road has a first set of divisional side, two special poles, please apply for control, such as the middle 4, 1 configuration, hand-held adjustment Can be described. The setting is tangential. The first slant bead is the steel system, and the stalk is specially cut. Please apply for the position of the rod. If the number is the same, the LO should be ^1 IX Page 17