CN220557692U - Office chair with headrest with lifting function - Google Patents
Office chair with headrest with lifting function Download PDFInfo
- Publication number
- CN220557692U CN220557692U CN202321971851.1U CN202321971851U CN220557692U CN 220557692 U CN220557692 U CN 220557692U CN 202321971851 U CN202321971851 U CN 202321971851U CN 220557692 U CN220557692 U CN 220557692U
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- headrest
- rod
- headrest body
- office chair
- lifting function
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- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 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
- 230000007306 turnover Effects 0.000 description 1
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- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The utility model discloses an office chair with a headrest with a lifting function, and relates to the technical field of office chairs, comprising a seat cushion arranged at the top end of a base, armrests arranged at two sides of the seat cushion, a backrest arranged at the top end of one side of the seat cushion, and a headrest body arranged above the backrest; two connecting plates are arranged on one side of the headrest body, and a connecting rod is fixedly connected to one side of each connecting plate; the connecting pipe is installed to the rear end face of back, and the inside of connecting pipe is provided with the bracing piece. According to the utility model, the support rod moves in the sliding groove through the sliding block, so that the support rod drives the headrest body to move up and down, the height of the headrest body can be adjusted by users according to different heights, the headrest rotates on the surface of the support rod through the connecting rod, the angle of the headrest body can be adjusted, the movable plate drives the headrest body to move through the rotation of the bolt, the front and back positions of the headrest body can be adjusted, and the headrest is convenient to adjust and use according to different use requirements of different users.
Description
Technical Field
The utility model relates to the technical field of office chairs, in particular to an office chair with a headrest with a lifting function.
Background
Office chairs are various chairs equipped for convenience in daily work and social activities, and comprise casters, chair feet, gas rods, a chassis, a chair seat, armrests, chair back seat connecting pieces, a chair back, a waist pillow, a headrest and the like.
The office chair comprises a cushion, wherein one side of the cushion is provided with a rotatable backrest, the cushion is connected with the backrest through a supporting plate, the outer side of the backrest is provided with a plurality of guide rollers, the supporting plate is used for supporting the strength of the backrest when the backrest is sitting, a headrest is fixedly arranged at the top of the backrest, two sides of the cushion are respectively provided with a rotatable armrest, the armrests are vertically arranged with the plane of the cushion through adjusting buttons, the adjusting buttons penetrate through the armrests through bolts and are arranged on the metal side edges of the cushion, and a movable supporting frame is arranged behind the backrest and used for supporting the office chair when the office chair is laid down.
In the device, although the backrest and the cushion can be folded into parallel, people can lie down for rest conveniently, but the device is inconvenient to adjust the position of the headrest, and because the heights of different people are different, the user with different heights can not be guaranteed to adapt to the position of the headrest no matter lying down or leaning against the seat, and the use of the people is affected.
Disclosure of Invention
The utility model provides an office chair with a headrest with a lifting function, which can drive a headrest to move up and down through the work of a supporting rod, so that the position of the headrest can be conveniently adjusted according to personnel with different heights, the two headrests rotate on the supporting rod through a connecting rod, the angle of the headrest can be adjusted, meanwhile, through rotating a bolt, the bolt can drive a moving plate and the headrest to move, the front and back positions of the headrest can be adjusted, the headrest can be conveniently adjusted and used according to different requirements of different personnel, and the problems in the background art are solved.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
an office chair with a headrest with a lifting function comprises a seat cushion arranged at the top end of a base, armrests arranged at two sides of the seat cushion, a backrest arranged at the top end of one side of the seat cushion and a headrest body arranged above the backrest;
two connecting plates are arranged on one side of the headrest body, and a connecting rod is fixedly connected to one side of each connecting plate;
the back end face of the backrest is provided with a connecting pipe, the inside of the connecting pipe is provided with a supporting rod, two sides of the supporting rod are respectively provided with a mounting groove, the inside of the mounting groove is connected with a spring, one side of the spring is connected with a positioning rod, two sides of the connecting pipe are respectively provided with a positioning hole, the inside of the connecting pipe is connected with a sliding groove, and the inside of the sliding groove is connected with a sliding block in a sliding way;
both sides of the supporting rod are respectively connected with a fixed disc.
As a further description of the above technical solution:
the surfaces of the support rod, the fixed disc and the connecting rod are rotationally connected.
As a further description of the above technical solution:
the surface of connecting plate is connected with the bolt, and the inside of connecting plate is provided with the movable plate.
As a further description of the above technical solution:
the movable plate is in sliding connection with the inner wall of the connecting plate, and one side of the bolt penetrating through the connecting plate and the movable plate is in rotary connection.
As a further description of the above technical solution:
the connecting rod passes the fixed disk and is connected with the ratchet, the inside of fixed disk is connected with the dead lever, and the surface connection of dead lever has the torsional spring, the surface of torsional spring is provided with the rotation pipe, and the surface connection of rotation pipe has the pawl.
As a further description of the above technical solution:
the fixed rod is fixedly connected with the inside of the fixed disc, and the rotating tube is rotatably connected with the inside of the fixed disc.
In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:
according to the utility model, the support rod moves in the sliding groove through the sliding block, so that the support rod drives the headrest body to move up and down, the height of the headrest body can be adjusted by users according to different heights, the headrest rotates on the surface of the support rod through the connecting rod, the angle of the headrest body can be adjusted, the movable plate drives the headrest body to move through the rotation of the bolt, the front and back positions of the headrest body can be adjusted, and the headrest is convenient to adjust and use according to different use requirements of different users.
Drawings
FIG. 1 is a schematic view of an office chair with a headrest with lifting function according to the present utility model;
FIG. 2 is a schematic view of a surface portion of a headrest body according to the present utility model;
FIG. 3 is a schematic view of the inner part of the connecting pipe according to the present utility model;
FIG. 4 is a schematic view of the internal part of the connecting plate according to the present utility model;
FIG. 5 is a schematic view of the inner part of the fixing plate according to the present utility model;
FIG. 6 is a schematic view of the internal part of the rotating tube according to the present utility model.
Legend description:
1. a base; 2. a cushion; 3. an armrest; 4. a backrest; 5. a headrest body; 6. a connecting plate; 7. a connecting rod; 8. a connecting pipe; 9. a support rod; 10. a mounting groove; 11. a spring; 12. a positioning rod; 13. positioning holes; 14. a chute; 15. a slide block; 16. a fixed plate; 17. a bolt; 18. a moving plate; 19. a ratchet; 20. a fixed rod; 21. a torsion spring; 22. a rotary tube; 23. a pawl.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 6, an office chair with a headrest having a lifting function includes a seat cushion 2 provided at a top end of a base 1, armrests 3 provided at both sides of the seat cushion 2, a backrest 4 provided at a top end of one side of the seat cushion 2, and a headrest body 5 provided above the backrest 4;
two connecting plates 6 are arranged on one side of the headrest body 5, and a connecting rod 7 is fixedly connected to one side of the connecting plate 6;
the back end surface of the backrest 4 is provided with a connecting pipe 8, the inside of the connecting pipe 8 is provided with a supporting rod 9, two sides of the supporting rod 9 are respectively provided with a mounting groove 10, the inside of the mounting groove 10 is connected with a spring 11, one side of the spring 11 is connected with a positioning rod 12, two sides of the connecting pipe 8 are respectively provided with a positioning hole 13, the inside of the connecting pipe 8 is connected with a sliding groove 14, and the inside of the sliding groove 14 is connected with a sliding block 15 in a sliding way;
the both sides of bracing piece 9 are connected with fixed disk 16 respectively, and slider 15 is connected with one side of bracing piece 9, and bracing piece 9 of being convenient for is driving connecting rod 7 and headrest body 5 and is carrying out the reciprocating, and the height of adjustable headrest body 5, locating lever 12 are connected with the inside of locating hole 13, are convenient for carry out spacingly to bracing piece 9 and headrest body 5.
Further, the surface of bracing piece 9, fixed disk 16 and connecting rod 7 is the rotation and is connected, and headrest body 5 is through connecting rod 7 at the surface rotation of bracing piece 9 and fixed disk 16 to adjust the angle of headrest body 5, can adjust the angle of headrest body 5 according to different personnel's use habit.
Further, the surface of the connecting plate 6 is connected with a bolt 17, and a moving plate 18 is arranged in the connecting plate 6, and the moving plate 18 is connected with one side of the headrest body 5, so that the moving plate 18 can drive the headrest body 5 to move back and forth.
Further, the moving plate 18 is slidably connected to the inner wall of the connecting plate 6, and one side of the bolt 17 penetrating through the connecting plate 6 and the moving plate 18 is rotatably connected, so that the moving plate 18 rotatably connected to the bolt 17 can be moved by rotation of the bolt 17.
Further, the connecting rod 7 passes through the fixed disk 16 and is connected with the ratchet 19, the inside of the fixed disk 16 is connected with the fixed rod 20, and the surface of the fixed rod 20 is connected with the torsional spring 21, the surface of the torsional spring 21 is provided with the rotating tube 22, and the surface of the rotating tube 22 is connected with the pawl 23, can select the fixed rod 20, the torsional spring 21, the rotating tube 22 and the pawl 23 etc. of corresponding quantity in the inside installation of a fixed disk 16 according to actual use condition, be convenient for carry out spacing to the ratchet 19, the ratchet 19 is the ratchet, the inside pawl 23 of fixed disk 16 of bracing piece 9 surface both sides and the spacing direction of ratchet 19 are opposite, one is spacing to the rotation of connecting rod 7 left side, the other is spacing to the right side rotation of connecting rod 7, the rotating tube 22 passes through the fixed disk 16 and is connected with the turn round, be convenient for personnel to rotate.
Further, the fixing rod 20 is fixedly connected with the inside of the fixing disc 16, the rotating tube 22 is rotatably connected with the inside of the fixing disc 16, and the fixing rod 20, the torsion spring 21 and the rotating tube 22 are convenient for the pawl 23 to turn over and move, reset the pawl 23 and limit the ratchet 19 and the like.
Working principle: when the headrest body 5 needs to be adjusted, the positioning rod 12 can be pressed, the positioning rod 12 can be moved to the inside of the connecting pipe 8 through the positioning hole 13, the supporting rod 9 can be moved in the sliding groove 14 through the sliding block 15, the supporting rod 9 can drive the connecting rod 7, the headrest body 5 and the like to move, the headrest body 5 can be moved to a designated position according to personnel with different heights, the positioning rod 12 can be moved through the action of the spring 11, the positioning rod 12 can be moved to the inside of the positioning hole 13, the supporting rod 9, the connecting rod 7 and the headrest body 5 are limited, the pawl 23 can be moved away from the surface of the ratchet 19 through the rotation of the rotation pipe 22, the headrest body 5 can be rotated on the surface of the supporting rod 9 through the rotation of the connecting rod 7, the angle of the headrest body 5 can be adjusted, the rotation pipe 22 can be loosened after the adjustment is completed, the pawl 23 can be reset, the ratchet 19, the connecting rod 7 and the like can be limited through the rotation of the bolt 17, the moving plate 18 and the headrest body 5 can be driven to move through the action of the bolts 17, and the headrest body 5, so that the positions of the headrest body 5 can be adjusted according to different requirements of different personnel can be adjusted.
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 (6)
1. The utility model provides an office chair of headrest area raising and lowering functions, includes cushion (2) that set up in base (1) top, sets up handrail (3) in cushion (2) both sides, sets up back (4) on cushion (2) one side top, sets up headrest body (5) in back (4) top, its characterized in that:
two connecting plates (6) are arranged on one side of the headrest body (5), and a connecting rod (7) is fixedly connected to one side of each connecting plate (6);
the back support is characterized in that a connecting pipe (8) is arranged on the rear end face of the back support (4), a supporting rod (9) is arranged in the connecting pipe (8), mounting grooves (10) are respectively formed in two sides of the supporting rod (9), springs (11) are connected to the inner parts of the mounting grooves (10), one side of each spring (11) is connected with a positioning rod (12), positioning holes (13) are respectively formed in two sides of the connecting pipe (8), a sliding groove (14) is formed in the inner part of the connecting pipe (8), and a sliding block (15) is connected to the inner part of the sliding groove (14) in a sliding mode;
both sides of the supporting rod (9) are respectively connected with a fixed disc (16).
2. An office chair with a headrest lifting function according to claim 1, wherein: the surfaces of the supporting rod (9), the fixed disc (16) and the connecting rod (7) are rotationally connected.
3. An office chair with a headrest lifting function according to claim 1, wherein: the surface of the connecting plate (6) is connected with bolts (17), and a movable plate (18) is arranged inside the connecting plate (6).
4. An office chair with a headrest lifting function according to claim 3, wherein: the movable plate (18) is in sliding connection with the inner wall of the connecting plate (6), and one side of the bolt (17) penetrating through the connecting plate (6) and the movable plate (18) is in rotary connection.
5. An office chair with a headrest lifting function according to claim 1, wherein: the connecting rod (7) passes through the fixed disk (16) and is connected with ratchet (19), the inside of fixed disk (16) is connected with dead lever (20), and the surface of dead lever (20) is connected with torsional spring (21), the surface of torsional spring (21) is provided with rotation pipe (22), and the surface of rotation pipe (22) is connected with pawl (23).
6. An office chair with a headrest lifting function according to claim 5, wherein: the fixed rod (20) is fixedly connected with the inside of the fixed disc (16), and the rotating tube (22) is rotatably connected with the inside of the fixed disc (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321971851.1U CN220557692U (en) | 2023-07-26 | 2023-07-26 | Office chair with headrest with lifting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321971851.1U CN220557692U (en) | 2023-07-26 | 2023-07-26 | Office chair with headrest with lifting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220557692U true CN220557692U (en) | 2024-03-08 |
Family
ID=90096488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321971851.1U Active CN220557692U (en) | 2023-07-26 | 2023-07-26 | Office chair with headrest with lifting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220557692U (en) |
-
2023
- 2023-07-26 CN CN202321971851.1U patent/CN220557692U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |