CN213940214U

CN213940214U - Office chair convenient for angle adjustment

Info

Publication number: CN213940214U
Application number: CN202022607637.0U
Authority: CN
Inventors: 张利
Original assignee: Chongqing Dingmen Yufu E Commerce Co ltd
Current assignee: Chongqing Dingmen Yufu E Commerce Co ltd
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2021-08-13
Anticipated expiration: 2030-11-12

Abstract

The utility model discloses a make things convenient for angle regulation's office chair, bedplate including office chair, the lower extreme of bedplate is provided with the telescopic link, the lower extreme of telescopic link is provided with the heel brace, the fixed hinge bar that is provided with of one end of bedplate, the bedplate articulates through the hinge bar has the backplate, the upper end of backplate is provided with the neck pillow, be provided with angle adjusting device on the hinge bar. This make things convenient for angle regulation's office chair is provided with the angle adjusting device who makes things convenient for angle regulation, rotating the bull stick when needs angle regulation to conveniently realize the adjustment to the backplate angle.

Description

Office chair convenient for angle adjustment

Technical Field

The utility model relates to a technical field of office chair especially relates to a make things convenient for angle regulation's office chair.

Background

The main surface material of the office chair adopts high-quality breathable net cloth, the net surface has good glossiness, is soft and rich in toughness, has moderate thickness, strong breathability and soft hand feeling and is rich in toughness. The backrest is designed according to human engineering, the discomfort of the waist and the back after long-time sitting can be reduced, the seat embodies humanized care and has modern aesthetic feeling, the seat cushion adopts high-density shaped sponge, the softness and hardness are moderate, the rebound resilience is good, the seat cushion does not deform, the sitting feeling is comfortable, and the inner layer is molded.

Because the sitting habits of each person are different, the backward-bending angle is different, and most of the existing office chairs can not adjust the backward-bending angle.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the back-bending angle of the office chair in the prior art can not be adjusted, and providing the office chair with the convenient angle adjustment.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the chair comprises a seat board of an office chair, wherein a telescopic rod is arranged at the lower end of the seat board, a foot support is arranged at the lower end of the telescopic rod, a hinge rod is fixedly arranged at one end of the seat board, the seat board is hinged to a back board through the hinge rod, a neck pillow is arranged at the upper end of the back board, and an angle adjusting device is arranged on the hinge rod;

the angle adjusting device comprises a rotating rod, a C-shaped ring is arranged on one side of the rotating rod, a first spring is arranged at one end of the C-shaped ring, a plurality of groups of grooves are formed in the C-shaped ring, pawls are arranged in the grooves, the middle positions of the pawls are hinged in the grooves of the back plate, a second spring used for resetting is arranged on the pawls, and grooves matched with the pawls are formed in the hinged rod.

Furthermore, one end of the rotating rod is provided with teeth, and the outer wall of the C-shaped ring is provided with tooth sockets matched with the teeth on the rotating rod for meshing.

Furthermore, a sliding groove used for being matched with the C-shaped ring is formed in the back plate.

Furthermore, handrails are arranged on two sides of the seat board.

Furthermore, the seat board, the back board and the neck pillow are respectively provided with sponge.

Furthermore, a torsion spring for resetting is sleeved on the hinged rod of the seat plate far away from the angle adjusting device.

Compared with the prior art, the utility model discloses possess following beneficial effect:

this make things convenient for angle regulation's office chair is provided with the angle adjusting device who makes things convenient for angle regulation, rotating the bull stick when needs angle regulation to conveniently realize the adjustment to the backplate angle.

Drawings

Fig. 1 is an appearance diagram of an office chair with a conveniently adjustable angle provided by the utility model;

fig. 2 is an enlarged view of a position a in fig. 1 of an office chair convenient for angle adjustment according to the present invention;

fig. 3 is an enlarged view of the position B in fig. 2 of the office chair with convenient angle adjustment according to the present invention.

In the figure: 1. A seat plate; 2. a back plate; 101. a hinged lever; 3. a telescopic rod; 4. a foot support; 5. a neck pillow; 6. an angle adjusting device; 601. a rotating rod; 602. a C-shaped ring; 603. a first spring; 604. a pawl; 605. a second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, an office chair convenient for angle adjustment comprises a seat plate 1 of the office chair, wherein a telescopic rod 3 is arranged at the lower end of the seat plate 1, a foot support 4 is arranged at the lower end of the telescopic rod 3, a hinge rod 101 is fixedly arranged at one end of the seat plate 1, the seat plate 1 is hinged to a back plate 2 through the hinge rod 101, a neck pillow 5 is arranged at the upper end of the back plate 2, and an angle adjusting device 6 is arranged on the hinge rod 101;

the angle adjusting device 6 comprises a rotating rod 601, a C-shaped ring 602 is arranged on one side of the rotating rod 601, a first spring 603 is arranged at one end of the C-shaped ring 602, a plurality of groups of grooves are formed in the C-shaped ring 602, a pawl 604 is arranged in each groove, the middle position of the pawl 604 is hinged in each groove of the back plate 2, a second spring 605 for resetting is arranged on the pawl 604, and a groove matched with the pawl 604 for use is formed in the hinge rod 101.

Furthermore, teeth are arranged at one end of the rotating rod 601, and a tooth socket matched with the teeth on the rotating rod 601 for meshing is arranged on the outer wall of the C-shaped ring 602.

Further, the back plate 2 is provided with a chute for matching with the C-shaped ring 602.

Further, handrails are arranged on two sides of the seat board 1.

Furthermore, the seat board 1, the back board 2 and the neck pillow 5 are respectively provided with sponge.

Further, a torsion spring for resetting is sleeved on the hinged rod 101, far away from the angle adjusting device 6, of the seat plate 1.

The working principle is as follows: this office chair rotates bull stick 601 when needing angle adjustment, and bull stick 601 drives C type ring 602 motion, and C type ring 602 promotes pawl 604 motion to in pawl 604 breaks away from the recess of hinge bar 101, accessible torsion spring resets when needs backplate 2 resets, when needs incline backward, the accessible presses backplate 2 hard, thereby to realizing the adjustment of 2 angles of backplate.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The office chair convenient for angle adjustment is characterized by comprising a seat board (1) of the office chair, wherein a telescopic rod (3) is arranged at the lower end of the seat board (1), a foot support (4) is arranged at the lower end of the telescopic rod (3), a hinged rod (101) is fixedly arranged at one end of the seat board (1), the seat board (1) is hinged to a back board (2) through the hinged rod (101), a neck pillow (5) is arranged at the upper end of the back board (2), and an angle adjusting device (6) is arranged on the hinged rod (101);

the angle adjusting device (6) comprises a rotating rod (601), a C-shaped ring (602) is arranged on one side of the rotating rod (601), a first spring (603) is arranged at one end of the C-shaped ring (602), a plurality of groups of grooves are formed in the C-shaped ring (602), a pawl (604) is arranged in each groove, the middle position of the pawl (604) is hinged in each groove of the back plate (2), a second spring (605) used for resetting is arranged on each pawl (604), and a groove matched with the pawl (604) for use is formed in the hinged rod (101).

2. An office chair convenient for angle adjustment according to claim 1, characterized in that one end of the rotating rod (601) is provided with teeth, and the outer wall of the C-shaped ring (602) is provided with tooth grooves matched with the teeth on the rotating rod (601) for engagement.

3. The office chair convenient for angle adjustment according to claim 1, wherein the back plate (2) is provided with a sliding groove for matching with the C-shaped ring (602).

4. An office chair convenient for angle adjustment according to claim 1, characterized in that armrests are provided on both sides of the seat plate (1).

5. The office chair convenient for angle adjustment according to claim 1, wherein the seat plate (1), the back plate (2) and the neck pillow (5) are respectively provided with sponges.

6. The office chair convenient for angle adjustment according to claim 1, wherein the hinged rod (101) of the seat plate (1) far away from the angle adjustment device (6) is sleeved with a torsion spring for return.