CN210353972U - Seat writing board supporting structure - Google Patents
Seat writing board supporting structure Download PDFInfo
- Publication number
- CN210353972U CN210353972U CN201920554171.7U CN201920554171U CN210353972U CN 210353972 U CN210353972 U CN 210353972U CN 201920554171 U CN201920554171 U CN 201920554171U CN 210353972 U CN210353972 U CN 210353972U
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- China
- Prior art keywords
- support rod
- writing board
- bracing piece
- shaped
- board
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Abstract
The utility model provides a seat board bearing structure, including the handrail frame, the inboard fixed stay pole coupling assembling of handrail frame top one end, vertical articulated bracing piece on it, the bracing piece can be around articulated shaft forward-backward rotation to horizontal position, the articulated piece of bracing piece one end shaping, along two horizontal support posts of radial shaping on the other end, rotate the fixed subassembly of installation board on the bracing piece other end, the fixed subassembly of board includes the clamping board, shaping and the bracing piece sleeve that the bracing piece other end rotated and cup jointed on clamping board one side, 90 fan-shaped breachs of the corresponding department shaping of two horizontal support post positions on the bracing piece sleeve, the bracing piece sleeve can revolute the rotation of axis of rotation 90, the fixed board of spiro union on the telescopic panel of bracing piece is kept away from to the clamping board, the bracing piece sleeve can drive the board and rotate to. The utility model discloses a board bearing structure, bearing structure is reliable and stable when the board uses, has effectively utilized space resources when drawing in, simple structure, convenient operation.
Description
The technical field is as follows:
the utility model relates to an office chair technical field, in particular to seat board bearing structure.
Background art:
in an existing office chair, a plate body is generally arranged on one side of the chair. In the prior art, a writing board is usually directly fixed, and the structure occupies more space resources; or the board body is horizontally placed and vertically folded through overturning, the structure still has a plurality of problems, the board body is arranged on the inner side or the outer side of the seat, the use is inconvenient, and the structural stability is poor when the writing board is used after overturning.
The utility model has the following contents:
the utility model provides a seat board bearing structure has solved occupation space among the prior art, uses inconveniently, the poor problem of structural stability.
The technical solution of the utility model is as follows: a chair writing board supporting structure comprises a handrail frame, wherein the handrail frame is a C-shaped structure with an upward opening formed by bending plates, a supporting rod connecting assembly is fixed on the inner side of one end of the top of the handrail frame, a supporting rod is vertically hinged on the supporting rod connecting assembly, the supporting rod can rotate to a horizontal position around a hinge shaft, the supporting rod is a Z-shaped rod, a hinge block is formed at one end of the supporting rod, two horizontal supporting columns are formed on the other end of the supporting rod along the radial direction, a writing board fixing assembly is rotatably installed on the other end of the supporting rod, the writing board fixing assembly comprises a clamping plate, a supporting rod sleeve which is rotatably sleeved with the other end of the supporting rod is formed on one side of the clamping plate, a 90-degree fan-shaped notch is formed at the position corresponding to the two horizontal supporting columns on the supporting rod sleeve, and the supporting rod sleeve can rotate, the face plate of the clamping plate far away from the supporting rod sleeve is fixedly connected with a writing board in a threaded mode, and the supporting rod sleeve can drive the writing board to rotate to be horizontal or vertical.
Preferably, one end of the handrail frame fixing support rod connecting assembly is provided with a U-shaped support groove matched with the support rod.
Preferably, the support rod connecting assembly comprises a U-shaped connecting piece and a hinged joint, the U-shaped connecting piece is fixed with the handrail frame, the hinged joint is fixed in the U-shaped connecting piece, a U-shaped groove with an upward opening is formed at the upper end of the hinged joint, and the hinged joint is hinged in the U-shaped groove.
Preferably, the upper end of the armrest frame is positioned at two sides of the support rod connecting assembly, and connecting rods for connecting two ends of the C-shaped structure are respectively formed on the two sides of the support rod connecting assembly.
Preferably, the support rod sleeve drives the writing board to rotate to a vertical position, the support rod rotates to a horizontal position towards one side close to the armrest frame, the writing board and the support rod are located between the two connecting rods, and the upper end of the writing board is flush with the upper ends of the two connecting rods.
The beneficial effects of the utility model reside in that: the utility model discloses a board bearing structure, bearing structure is reliable and stable when the board uses, has effectively utilized space resources when drawing in, simple structure, convenient operation.
Description of the drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the tablet 5 according to the present invention;
fig. 3 is a schematic structural view of the tablet 5 of the present invention when folded.
In the figure: 1. a handrail frame; 1-1, U-shaped supporting grooves; 1-2, connecting rod; 2. the support rod connecting assembly; 2-1, U-shaped connecting piece; 2-2, a hinged joint; 3. a support bar; 3-1, a hinge block; 3-2, horizontal supporting columns; 4. a tablet fixing assembly; 4-1, clamping a plate; 4-2, supporting the rod sleeve; 4-3, a fan-shaped notch; 5. a writing board.
The specific implementation mode is as follows:
the supporting structure of the chair writing board of the present invention will be further described with reference to fig. 1-3.
The utility model relates to a chair writing board supporting structure, which comprises a handrail frame 1, wherein the handrail frame 1 is a C-shaped structure which is formed by bending a plate and has an upward opening, a supporting rod connecting component 2 is fixed at the inner side of one end of the top part of the handrail frame 1, a supporting rod 3 is vertically hinged on the supporting rod connecting component 2, the supporting rod 3 can rotate around a hinged shaft to a horizontal position, the supporting rod 3 is a Z-shaped rod, a hinged block 3-1 is formed at one end of the supporting rod 3, two horizontal supporting columns 3-2 are radially formed at the other end of the supporting rod 3, a writing board fixing component 4 is rotatably installed at the other end of the supporting rod 3, the writing board fixing component 4 comprises a clamping plate 4-1, a supporting rod sleeve 4-2 which is rotatably sleeved with the other end of the supporting rod 3 is formed at one side of the clamping plate 4-1, a 90-degree fan-shaped notch 4-3 is, the supporting rod sleeve 4-2 can rotate around the rotating axis line by 90 degrees, a writing board 5 is fixed on a panel of the clamping plate 4-1 far away from the supporting rod sleeve 4-2 in a threaded manner, and the supporting rod sleeve 4-2 can drive the writing board 5 to rotate to be horizontally or vertically arranged.
Furthermore, a U-shaped supporting groove 1-1 matched with the supporting rod 3 is formed at one end of the handrail frame 1, which is fixed with the supporting rod connecting component 2.
Furthermore, the support rod connecting assembly 2 comprises a U-shaped connecting piece 2-1 and a hinged joint 2-2, the U-shaped connecting piece 2-1 is fixed with the handrail frame 1, the hinged joint 2-2 is fixed in the U-shaped connecting piece 2-1, a U-shaped groove with an upward opening is formed at the upper end of the hinged joint 2-2, and a hinged block 3-1 is hinged in the U-shaped groove.
Furthermore, connecting rods 1-2 connected with the two ends of the C-shaped structure are respectively formed at the upper end of the handrail frame 1 and positioned at the two sides of the supporting rod connecting component 2.
Furthermore, the support rod sleeve 4-2 drives the writing board 5 to rotate to a vertical arrangement, and after the support rod 3 rotates to a horizontal position towards one side close to the armrest frame 1, the writing board 5 and the support rod 3 are positioned between the two connecting rods 1-2, and the upper end of the writing board 5 is flush with the upper ends of the two connecting rods 1-2.
The utility model discloses a theory of operation is: when the writing board 5 needs to be used, the supporting rod 3 and the writing board 5 are rotated out from the armrest frame 1, the supporting rod 3 rotates forwards around a hinged shaft between the hinged block 3-1 and the hinged joint 2-2 until the supporting rod 3 is horizontally arranged, the U-shaped supporting groove 1-1 on the armrest frame 1 limits the position of the supporting rod 3 and keeps the supporting rod stable, the writing board 5 is turned over to enable the supporting rod sleeve 4-2 fixed with the writing board 5 to rotate around a rotating axis line between the supporting rod sleeve 4-2 and the supporting rod 3 by 90 degrees, and the two horizontal supporting columns 3-2 limit the position of the fan-shaped notch 4-3, so that the writing board 5 is horizontally arranged and keeps stable, and the operation is simple and convenient; when the writing board 5 is folded, the writing board 5 and the supporting rod 3 are positioned between the two connecting rods 1-2, and the U-shaped groove formed at the upper end of the joint 2-2 limits the supporting rod 3, so that the upper end of the writing board 5 is flush with the upper ends of the two connecting rods 1-2, and space resources are effectively utilized.
The above description is only a preferred embodiment of the present invention, and all other embodiments obtained by those skilled in the art without any creative effort shall fall within the protection scope of the present invention.
Claims (5)
1. A kind of seat writing board bearing structure, characterized by: comprises a handrail frame (1), the handrail frame (1) is a C-shaped structure with an upward opening formed by bending plates, a support rod connecting component (2) is fixed on the inner side of one end of the top of the handrail frame (1), a support rod (3) is vertically hinged on the support rod connecting component (2), the support rod (3) can rotate to a horizontal position around a hinge shaft, the support rod (3) is a Z-shaped rod, a hinge block (3-1) is formed at one end of the support rod (3), two horizontal support columns (3-2) are formed on the other end of the support rod (3) along a radial direction, a writing board fixing component (4) is rotatably installed on the other end of the support rod (3), the writing board fixing component (4) comprises a clamping plate (4-1), a support rod sleeve (4-2) rotatably sleeved with the other end of the support rod (3) is formed on one side of the clamping plate (4-1), 90-degree fan-shaped notches (4-3) are formed in positions, corresponding to the two horizontal supporting columns (3-2), of the supporting rod sleeve (4-2), the supporting rod sleeve (4-2) can rotate around a rotating axis line by 90 degrees, a writing board (5) is fixedly connected to a panel, far away from the supporting rod sleeve (4-2), of the clamping plate (4-1) in a screwed mode, and the supporting rod sleeve (4-2) can drive the writing board (5) to rotate to be horizontal or vertical.
2. A chair tablet support structure according to claim 1, wherein: one end of the handrail frame (1) fixed support rod connecting component (2) is provided with a U-shaped support groove (1-1) matched with the support rod (3).
3. A chair tablet support structure according to claim 1, wherein: the U-shaped connecting piece is characterized in that the supporting rod connecting assembly (2) comprises a U-shaped connecting piece (2-1) and a hinged joint (2-2), the U-shaped connecting piece (2-1) is fixed with the armrest frame (1), the hinged joint (2-2) is fixed in the U-shaped connecting piece (2-1), a U-shaped groove with an upward opening is formed in the upper end of the hinged joint (2-2), and the hinged block (3-1) is hinged in the U-shaped groove.
4. A chair tablet support structure according to claim 1, wherein: and connecting rods (1-2) connected with the two ends of the C-shaped structure are respectively formed at the two sides of the upper end of the handrail frame (1) positioned on the supporting rod connecting assembly (2).
5. A chair tablet support structure according to claim 4, wherein: the support rod sleeve (4-2) drives the writing board (5) to rotate to the vertical position, the support rod (3) rotates to the horizontal position towards one side close to the armrest frame (1), the writing board (5) and the support rod (3) are located between the two connecting rods (1-2), and the upper end of the writing board (5) is flush with the upper ends of the two connecting rods (1-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920554171.7U CN210353972U (en) | 2019-04-23 | 2019-04-23 | Seat writing board supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920554171.7U CN210353972U (en) | 2019-04-23 | 2019-04-23 | Seat writing board supporting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210353972U true CN210353972U (en) | 2020-04-21 |
Family
ID=70258550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920554171.7U Active CN210353972U (en) | 2019-04-23 | 2019-04-23 | Seat writing board supporting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210353972U (en) |
-
2019
- 2019-04-23 CN CN201920554171.7U patent/CN210353972U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A support structure for seat writing board Effective date of registration: 20210207 Granted publication date: 20200421 Pledgee: Liangpeng sub branch of Zhejiang Anji Rural Commercial Bank Co.,Ltd. Pledgor: ANJI COUNTY CHUANG HONG FURNITURE Co.,Ltd. Registration number: Y2021330000129 |