CN215382592U

CN215382592U - Position of sitting adjustment office chair

Info

Publication number: CN215382592U
Application number: CN202121256472.5U
Authority: CN
Inventors: 左焰秋
Original assignee: Foshan Shangheng Furniture Co Ltd
Current assignee: Foshan Shangheng Furniture Co Ltd
Priority date: 2021-06-05
Filing date: 2021-06-05
Publication date: 2022-01-04
Anticipated expiration: 2031-06-05

Abstract

The utility model discloses a sitting posture adjusting office chair which comprises a seat body and a backrest of the office chair, wherein a movable support is arranged in the vertical direction at the bottom of the center of the seat body, a screw is arranged on the movable support, and the movable support is fixedly connected with the seat body through the screw; the front end of the seat body is provided with a leg pad plate, the leg pad plate is provided with a rotating shaft and is hinged with the seat body through the rotating shaft, the lower end of the leg pad plate is provided with a moving assembly, and the leg pad plate is movably connected with the moving support through the moving assembly; the office chair is equipped with the leg pad board, and can relax on the leg pad board of putting of shank during noon break, and the blood of shank can effectual circulation, and the below of accomodating at the office chair does not influence work when this leg pad board need not use, can only lean on manpower control it to open and shut when needing to be used, and the handrail links to each other with the back, through the angle of adjusting handrail control back, accords with the structural design of the human body appearance of sleeping when lying on the back.

Description

Position of sitting adjustment office chair

Technical Field

The utility model relates to the technical field of office chairs, in particular to a sitting posture adjusting office chair.

Background

The office chair is the back chair that the people carried out the desktop during operation under the position of sitting state, the primary structure includes base and seat support, the base generally includes the truckle, the chair foot, gas pole and chassis, the seat support is installed on the chassis, workman or office staff can do on the seat support than long time in work, traditional seat support includes cushion and back, workman or office staff lean on when handling official business on the back, because the travelling comfort is relatively poor, very easily produce tired sense, influence the efficiency of work, again because every user's height, the proportion of leg and foot is all inequality, the office chair majority does not have the regulation nature, so use the comfort level not enough, and people often need to fall asleep at noon in the office most office chair and can not satisfy the function that the user lies on the back on the office chair.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides a sitting posture adjusting office chair which can effectively solve the problems in the background art.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

a sitting posture adjusting office chair comprises a seat body and a backrest of the office chair, wherein a movable support is arranged in the vertical direction at the bottom of the center of the seat body, a screw is arranged on the movable support, and the movable support is fixedly connected with the seat body through the screw;

the front end of the seat body is provided with a leg pad plate, the leg pad plate is provided with a rotating shaft and is hinged with the seat body through the rotating shaft, the lower end of the leg pad plate is provided with a moving assembly, and the leg pad plate is movably connected with the moving support through the moving assembly;

further elaboration, the removal subassembly includes a top strip, spring buffer, limiting plate, axis of rotation, fixed block and spring, a top strip is fixed to be set up the base plate, a top strip with be equipped with the contained angle between the base plate, a top strip pass through the axis of rotation with the spring buffer rotary type is connected, the spring buffer pass through the axis of rotation with the fixed block rotary type is connected, the spring is fixed to be set up the spring buffer with between the fixed block.

Further, a plurality of pulleys are arranged below the movable support.

Further, a rolling shaft is arranged at the rear of the seat body, and the backrest is movably connected with the seat body through the rolling shaft.

Further, the handrails are arranged on two sides of the seat body, the tail ends of the handrails are fixedly connected with the middle of the backrest, each handrail comprises a limiting fixing frame, a sliding shell and a limiting block, each limiting block is movably connected with the corresponding sliding shell, the corresponding sliding shell is movably connected with the corresponding fixing frame, and the corresponding sliding shell is fixedly connected with the middle of the backrest.

Compared with the prior art, the utility model has the beneficial effects that:

the office chair is equipped with the leg pad board, and can relax on the leg pad board of putting of shank during noon break, and the blood of shank can effectual circulation, and the below of accomodating at the office chair does not influence work when this leg pad board need not use, can only lean on manpower control it to open and shut when needing to be used, and the handrail links to each other with the back, through the angle of adjusting handrail control back, accords with the human body appearance design of sleeping when lying on the back.

Drawings

FIG. 1 is a schematic structural view of an office chair;

FIG. 2 is a schematic view of the interior structure of the armrest;

reference numbers in the figures:

1-backrest, 2-seat body, 3-limit fixing frame, 4-sliding shell, 5-limit block, 6-rotating shaft, 7-pulley, 8-moving support, 9-leg pad plate, 10-top strip, 11-limit plate, 12-fixing block, 14-spring and 15-spring buffer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-2, the sitting posture adjusting office chair includes a seat body 2 and a backrest 1 of the office chair, wherein a movable bracket 8 is vertically arranged at the bottom of the center of the seat body 2, the movable bracket 8 is provided with a screw, and the movable bracket 8 is fixedly connected with the seat body 2 through the screw;

a leg pad plate 9 is arranged at the front end of the seat body 2, a rotating shaft 6 is arranged on the leg pad plate 9, the leg pad plate 9 is hinged with the seat body 2 through the rotating shaft 6, a moving assembly is arranged at the lower end of the leg pad plate 9, and the leg pad plate 9 is movably connected with the moving support 8 through the moving assembly;

the moving assembly comprises a top strip 10, a spring buffer 15, a limiting plate 11, a rotating shaft 6, a fixing block 12 and a spring 14, the top strip 10 is fixedly arranged on the foot pad plate, an included angle is formed between the top strip 10 and the foot pad plate, the top strip 10 is rotatably connected with the spring buffer 15 through the rotating shaft 6, the spring buffer 15 is rotatably connected with the fixing block 12 through the rotating shaft 6, and the spring 14 is fixedly arranged between the spring buffer 15 and the fixing block 12; a plurality of pulleys 7 are arranged below the movable support 8; a rolling shaft is arranged at the rear part of the seat body 2, and the backrest 1 is movably connected with the seat body 2 through the rolling shaft; the two sides of the seat body 2 are provided with handrails, the tail ends of the handrails are fixedly connected with the middle part of the backrest 1, the handrails comprise a limiting fixing frame 3, a sliding shell 4 and a limiting block 5, the limiting block 5 is movably connected with the sliding shell 4, the sliding shell 4 is movably connected with the fixing frame, and the sliding shell 4 is fixedly connected with the middle part of the backrest 1.

The headrest is detachably arranged above the backrest 1, the seat body 2, the backrest 1 and the foot cushion blocks are all provided with sponge blocks, the comfort level of a user is improved, when the foot cushion blocks are needed, the feet are used for pushing backwards, the springs 14 are extruded, the top bars 10 and the spring buffers 15 are all inclined backwards, the top bars of the spring buffers 15 are separated from the limiting plates 11, the expansion and contraction of the buffers are not limited by the limiting plates 11, at the moment, under the condition of no external force, the top bars 10 can be supported by the spring buffers 15, then the foot cushion blocks can be jacked up to support shanks, when the headrest is not used, the foot cushion blocks are slowly pressed downwards until the spring buffers 15 are limited on the limiting plates 11, and the storage action is completed when the expansion and contraction of the spring buffers 15 are limited;

the adjustment of 1 angle of back mainly relies on the handrail, through pulling up stopper 5, and slip shell 4 slides on spacing mount 3, because its middle part fixed connection with back 1, so its removal can control the angular rotation of back 1, stopper 5 can with the recess block on the spacing mount 3, accomplish the angle of adjusting back 1 step by step.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a position of sitting adjustment office chair, includes the pedestal and the back of office chair, its characterized in that: a movable support is arranged at the bottom of the right center of the seat body in the vertical direction, a screw is arranged on the movable support, and the movable support is fixedly connected with the seat body through the screw;

the front end of the seat body is provided with a leg pad plate, the leg pad plate is provided with a rotating shaft and is hinged with the seat body through the rotating shaft, the lower end of the leg pad plate is provided with a moving assembly, and the leg pad plate is movably connected with the moving support through the moving assembly.

2. A sitting posture adjusting office chair as claimed in claim 1, wherein: the movable assembly comprises a top strip, a spring buffer, a limiting plate, a rotating shaft, a fixing block and a spring, wherein the top strip is fixedly arranged on the leg pad plate, the top strip is provided with an included angle between the leg pad plates, the top strip is connected with the spring buffer in a rotating mode through the rotating shaft, the spring buffer is connected with the fixing block in a rotating mode, and the spring is fixedly arranged between the spring buffer and the fixing block.

3. A sitting posture adjusting office chair as claimed in claim 1, wherein: and a plurality of pulleys are arranged below the movable support.

4. A sitting posture adjusting office chair as claimed in claim 1, wherein: the back rest is movably connected with the seat body through the rolling shaft.

5. A sitting posture adjusting office chair as claimed in claim 1, wherein: the seat body both sides are equipped with the handrail, the end and the back middle part fixed connection of handrail, the handrail includes spacing mount, slip shell and stopper, the stopper with slip shell swing joint, the slip shell with the mount is movable to be connected, the slip shell with back middle part fixed connection.