CN220308743U - Single chair frame for backrest gear adjustment and lifting - Google Patents
Single chair frame for backrest gear adjustment and lifting Download PDFInfo
- Publication number
- CN220308743U CN220308743U CN202321047932.2U CN202321047932U CN220308743U CN 220308743 U CN220308743 U CN 220308743U CN 202321047932 U CN202321047932 U CN 202321047932U CN 220308743 U CN220308743 U CN 220308743U
- Authority
- CN
- China
- Prior art keywords
- locking
- blocks
- chair frame
- single chair
- grooves
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The utility model belongs to the field of single chair frames, in particular to a backrest gear adjusting and lifting single chair frame, which aims at the problems that most of the headrest positions of the existing backrest are inconvenient to adjust and inconvenient to meet the use demands of different people.
Description
Technical Field
The utility model relates to the technical field of single chair frames, in particular to a single chair frame for backrest gear adjustment and lifting.
Background
The seat is provided with a backrest, and is also provided with armrests, so that the seat is very common in life, and along with the progress of technology, the requirements of people on the seat backrest are higher and higher;
in the prior art, most of headrest parts of a backrest are inconvenient to adjust and inconvenient to meet the use requirements of different crowds, so that a single chair frame for backrest gear adjustment and lifting is provided for solving the problems.
Disclosure of Invention
The utility model aims to solve the defects that most of headrest parts of a backrest are inconvenient to adjust and are inconvenient to meet the use requirements of different people in the prior art, and provides a backrest gear adjusting and lifting single chair frame.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a single chair frame that back kept off position was adjusted and was gone up and down, includes two backup pads, fixed mounting has a plurality of first connecting plates in two backup pads, and the equal fixed mounting in top of two backup pads has the U-shaped board, all rotates in two U-shaped boards and installs the plectane, and the equal fixed mounting in the outside of two plectanes has the connecting piece, and the equal fixed mounting in top of two connecting pieces has the connecting rod, and the outside sliding mounting of two connecting rods has same headrest frame, fixed mounting has the second connecting plate on the headrest frame, is equipped with first locking mechanical system on two U-shaped boards, and first locking mechanical system cooperates with two plectanes, be equipped with second locking mechanical system on the headrest frame, second locking mechanical system cooperates with two connecting rods.
Preferably, the inner walls of the two sides of the two U-shaped plates are provided with rotating grooves, the two ends of the two circular plates are fixedly provided with rotating blocks, and the rotating blocks are rotatably arranged in the corresponding rotating grooves.
Preferably, the first locking mechanism comprises two first locking blocks, one ends of two circular plates are provided with a plurality of first locking grooves, the first locking blocks are clamped with the corresponding first locking grooves, and the plurality of first locking grooves on the same circular plate are distributed at equal intervals in an annular shape.
Preferably, sliding holes are formed in one side of each of the two U-shaped plates, the outer sides of the two first locking blocks are distributed on the inner walls of the two sliding holes in a sliding connection mode, and one ends of the two first locking blocks are fixedly provided with first handles.
Preferably, the inner sides of the two first handles are fixedly provided with first springs, and one ends of the first springs are fixedly connected with the U-shaped plates.
Preferably, the second locking mechanism comprises two second locking blocks, a plurality of second locking grooves are formed in the two connecting rods, the second locking blocks are clamped with the corresponding second locking grooves, two transverse holes are formed in the headrest frame, and the outer sides of the two second locking blocks are respectively connected with the inner walls of the two transverse holes in a sliding mode.
Preferably, one side of each of the two second locking blocks is fixedly provided with a second handle, the inner sides of the two second handles are fixedly provided with one ends of second springs, and the other ends of the second springs are fixedly connected with the outer sides of the headrest frame.
In the utility model, the backrest gear adjusting and lifting single chair frame has the beneficial effects that:
when the angle of the headrest frame needs to be adjusted, the two first handles are pulled to be away from each other, the two first handles stretch the two first springs and drive the two first locking blocks to separate from the two first locking grooves, the fixation of the two circular plates is released, the two circular plates can rotate on the two U-shaped plates, the angle of the headrest frame is adjusted, and after the adjustment, the two first locking blocks are clamped into the corresponding two first locking grooves, and the two circular plates are fixed again;
pulling the two second handles away from each other, stretching the two second springs by the two second handles and driving the two second locking blocks to separate from the two second locking grooves, then vertically moving the headrest frame, adjusting the height of the headrest frame, and clamping the two second locking blocks into the corresponding two second locking grooves after adjustment;
the utility model is convenient for adjusting the height and the angle of the headrest frame and meets the use requirements of different people.
Drawings
FIG. 1 is a schematic view of a single chair frame for adjusting and lifting a backrest gear;
FIG. 2 is a schematic cross-sectional view of a single chair frame for adjusting and lifting a backrest gear according to the present utility model;
FIG. 3 is an enlarged view of the portion A of FIG. 2 of a single seat frame for adjusting and lifting a backrest gear according to the present utility model;
FIG. 4 is an enlarged view of the portion B of FIG. 3 of a single seat frame for backrest gear adjustment and lifting in accordance with the present utility model;
fig. 5 is an enlarged schematic view of the portion C in fig. 3 of a single seat frame for adjusting and lifting a backrest gear according to the present utility model.
In the figure: 1. a support plate; 2. a first connection plate; 3. a U-shaped plate; 4. a circular plate; 5. a connecting piece; 6. a connecting rod; 7. a headrest frame; 8. a second connecting plate; 9. a rotating block; 10. a first locking groove; 11. a first locking block; 12. a first handle; 13. a first spring; 14. a second locking groove; 15. a second locking block; 16. a second handle; 17. and a second spring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Example 1
Referring to fig. 1-5, a single chair frame for backrest gear adjustment and lifting comprises two support plates 1, wherein a plurality of first connecting plates 2 are fixedly installed on the two support plates 1, U-shaped plates 3 are fixedly installed at the tops of the two support plates 1, circular plates 4 are rotatably installed in the two U-shaped plates 3, connecting pieces 5 are fixedly installed at the outer sides of the two circular plates 4, connecting rods 6 are fixedly installed at the tops of the two connecting pieces 5, the same headrest frame 7 is slidably installed at the outer sides of the two connecting rods 6, a second connecting plate 8 is fixedly installed on the headrest frame 7, a first locking mechanism is arranged on the two U-shaped plates 3 and matched with the two circular plates 4, a second locking mechanism is arranged on the headrest frame 7 and matched with the two connecting rods 6.
In this embodiment, the second locking mechanism includes two second locking blocks 15, a plurality of second locking grooves 14 are formed on the two connecting rods 6, the second locking blocks 15 are clamped with the corresponding second locking grooves 14, two transverse holes are formed on the headrest frame 7, and the outer sides of the two second locking blocks 15 are respectively in sliding connection with the inner walls of the two transverse holes.
In this embodiment, the second handles 16 are fixedly mounted on one sides of the two second locking blocks 15, one ends of the second springs 17 are fixedly mounted on the inner sides of the two second handles 16, and the other ends of the second springs 17 are fixedly connected with the outer sides of the headrest frame 7.
In this embodiment, the inner walls of two sides of two U-shaped plates 3 are provided with rotating grooves, two ends of two circular plates 4 are fixedly provided with rotating blocks 9, and the rotating blocks 9 are rotatably arranged in the corresponding rotating grooves.
In this embodiment, the first locking mechanism includes two first locking blocks 11, one ends of two circular plates 4 are provided with a plurality of first locking grooves 10, the first locking blocks 11 are clamped with the corresponding first locking grooves 10, and the plurality of first locking grooves 10 located on the same circular plate 4 are distributed in an annular equidistant interval.
In this embodiment, sliding holes are formed on one sides of the two U-shaped plates 3, the outer sides of the two first locking blocks 11 are slidably connected with the inner walls of the two sliding holes, and the first handles 12 are fixedly mounted at one ends of the two first locking blocks 11.
In this embodiment, the inner sides of the two first handles 12 are fixedly provided with first springs 13, and one ends of the first springs 13 are fixedly connected with the U-shaped plate 3.
In this embodiment, when the angle of the headrest frame 7 needs to be adjusted, the two first handles 12 are pulled to be far away from each other, the two first handles 12 stretch the two first springs 13 and drive the two first locking blocks 11 to separate from the two first locking grooves 10, the fixation of the two circular plates 4 is released, the two circular plates 4 can rotate on the two U-shaped plates 3, and then the angle of the headrest frame 7 is adjusted, after the adjustment, the two first locking blocks 11 are clamped into the corresponding two first locking grooves 10, the two circular plates 4 are re-fixed, the two second handles 16 are pulled to be far away from each other, the two second handles 16 stretch the two second springs 17 and drive the two second locking blocks 15 to separate from the two second locking grooves 14, then the headrest frame 7 can be vertically moved, the height of the headrest frame 7 is adjusted, and after the adjustment, the two second locking blocks 15 are clamped into the corresponding two second locking grooves 14.
Example two
The difference between this embodiment and the first embodiment is that: limiting grooves are formed in the tops of the first handle 12 and the second handle 16, L-shaped limiting blocks are fixedly arranged on the U-shaped plate 3 and the headrest frame 7, the outer sides of the L-shaped limiting blocks are in sliding connection with the inner walls of the corresponding limiting grooves, and the sliding distance between the first handle 12 and the second handle 16 can be limited through the L-shaped limiting blocks.
The remainder is the same as in embodiment one.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The utility model provides a single chair frame that back kept off position was adjusted and was gone up and down, includes two backup pads (1), its characterized in that, fixed mounting has a plurality of first connecting plates (2) on two backup pads (1), the equal fixed mounting in top of two backup pads (1) has U shaped board (3), all rotate in two U shaped boards (3) and install plectane (4), the equal fixed mounting in outside of two plectane (4) has connecting piece (5), the equal fixed mounting in top of two connecting pieces (5) has connecting rod (6), the outside of two connecting rod (6) slides and installs same headrest frame (7), fixed mounting has second connecting plate (8) on headrest frame (7), be equipped with first locking mechanical system on two U shaped boards (3), first locking mechanical system cooperates with two plectanes (4), be equipped with second locking mechanical system on headrest frame (7), second locking mechanical system cooperates with two connecting rod (6).
2. The single chair frame for backrest gear adjustment and lifting according to claim 1, wherein the inner walls of the two sides of the two U-shaped plates (3) are provided with rotating grooves, the two ends of the two circular plates (4) are fixedly provided with rotating blocks (9), and the rotating blocks (9) are rotatably arranged in the corresponding rotating grooves.
3. The single chair frame for backrest gear adjustment and lifting according to claim 2, wherein the first locking mechanism comprises two first locking blocks (11), one ends of two circular plates (4) are provided with a plurality of first locking grooves (10), the first locking blocks (11) are clamped with the corresponding first locking grooves (10), and the plurality of first locking grooves (10) on the same circular plate (4) are distributed in an annular equidistant interval.
4. A single chair frame for adjusting and lifting a backrest gear according to claim 3, characterized in that one side of the two U-shaped plates (3) is provided with sliding holes, the outer sides of the two first locking blocks (11) are distributed and connected with the inner walls of the two sliding holes in a sliding way, and one ends of the two first locking blocks (11) are fixedly provided with first handles (12).
5. The single chair frame for backrest gear adjustment and lifting according to claim 4, wherein the inner sides of the two first handles (12) are fixedly provided with first springs (13), and one ends of the first springs (13) are fixedly connected with the U-shaped plate (3).
6. The single chair frame for backrest gear adjustment and lifting according to claim 5, wherein the second locking mechanism comprises two second locking blocks (15), a plurality of second locking grooves (14) are formed in the two connecting rods (6), the second locking blocks (15) are clamped with the corresponding second locking grooves (14), two transverse holes are formed in the headrest frame (7), and the outer sides of the two second locking blocks (15) are respectively connected with the inner walls of the two transverse holes in a sliding mode.
7. The single chair frame for backrest gear adjustment and lifting according to claim 6, wherein one side of each of the two second locking blocks (15) is fixedly provided with a second handle (16), the inner sides of the two second handles (16) are fixedly provided with one ends of second springs (17), and the other ends of the second springs (17) are fixedly connected with the outer sides of the headrest frames (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321047932.2U CN220308743U (en) | 2023-05-05 | 2023-05-05 | Single chair frame for backrest gear adjustment and lifting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321047932.2U CN220308743U (en) | 2023-05-05 | 2023-05-05 | Single chair frame for backrest gear adjustment and lifting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220308743U true CN220308743U (en) | 2024-01-09 |
Family
ID=89419109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321047932.2U Active CN220308743U (en) | 2023-05-05 | 2023-05-05 | Single chair frame for backrest gear adjustment and lifting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220308743U (en) |
-
2023
- 2023-05-05 CN CN202321047932.2U patent/CN220308743U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111003007B (en) | Adjustable high-speed rail seat and production device thereof | |
| CN220308743U (en) | Single chair frame for backrest gear adjustment and lifting | |
| CN201167701Y (en) | Seat with adjustable angle of chair back | |
| CN214963906U (en) | Adjustable kneeling and lying dual-purpose seat | |
| CN215798172U (en) | Linkage lifting bearing seat device | |
| CN112806756B (en) | Physiotherapy deck chair for dermatological beauty department of hospital | |
| CN210112692U (en) | Chair with detachable top | |
| CN221469464U (en) | Leisure chair for smart city | |
| CN114587104B (en) | Sand-lifting assisting hair | |
| CN221711554U (en) | Human-computer interaction structure is corrected to position of sitting | |
| CN214929713U (en) | Adjustable seat for high-speed rail vehicle | |
| CN221690511U (en) | Iron stand for electric sofa | |
| CN220423519U (en) | Chair with adjustable backrest | |
| CN220403518U (en) | Detachable stand seat | |
| CN221285116U (en) | Office chair capable of changing sitting and standing postures | |
| CN218228751U (en) | Automobile rear seat framework assembly | |
| CN214127768U (en) | Single sofa with height adjustable function | |
| CN219742245U (en) | Novel structure for back-chasing posture-correcting chair | |
| CN210353931U (en) | Detachable auditorium chair | |
| CN218942675U (en) | Liftable sofa for office | |
| CN220756988U (en) | Chair back | |
| CN219645385U (en) | Headrest adjusting device for sofa seat and electric sofa | |
| CN210112693U (en) | Chair and chair back lifting mechanism thereof | |
| CN217294324U (en) | Seat lifting device with supporting function | |
| CN216166024U (en) | Student chair convenient to adjust back angle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |