CN210643303U

CN210643303U - Novel office chair

Info

Publication number: CN210643303U
Application number: CN201921038305.6U
Authority: CN
Inventors: 乔国志
Original assignee: Zhejiang Qianmen Technology Co ltd
Current assignee: Zhejiang Qianmen Technology Co ltd
Priority date: 2019-07-01
Filing date: 2019-07-01
Publication date: 2020-06-02
Anticipated expiration: 2029-07-01

Abstract

The utility model relates to a novel office chair, which comprises a body, a rotating shaft mechanism and a main gravity rotating shaft. Due to the reasonable design of the rotating shaft mechanism and the supporting tube, the backrest and the seat body can be adjusted at multiple angles and can be folded, the movement is convenient, and the ergonomic design is met; the main gravity rotating shaft is matched with the sinking telescopic air rod for use, the bearing force position is changed along with the folding of the backrest and the seat cushion, the weight of the whole seat can be supported when the seat is folded and folded, the seat is convenient to walk, the space is saved, and the space for rising and moving the muscles and bones after work is reserved for an office worker.

Description

Novel office chair

Technical Field

The utility model relates to an office furniture makes technical field, specifically is a novel office chair.

Background

Common office chairs are required to realize the functions of lying and lying, and only a multifunctional chassis is used. The multifunctional chassis is complex in structure, expensive in price, large in size, heavy and inconvenient to transport. For foreign export companies that manufacture seating furniture, costs are invisibly added to the enterprise.

The invention disclosed in application No. 201120233134.X, a multifunctional chassis with an improved structure, comprises a chassis base, a handle and a pull wire, wherein the chassis base comprises a backrest angle adjusting device, a seat cushion lifting adjusting device and a seat cushion forward-backward moving device; the handle comprises a handle position, a handle fixing block and a handle base, the handle fixing block is vertically arranged on the handle base in a swinging mode, and the handle fixing block and the handle base are bolted through a bolt; one end of the handle base is provided with a gear groove, and the handle is arranged on the handle base in a left-right swinging manner; the pull wire is arranged in the gear groove, and the handle position is connected with the backrest angle adjusting device, the seat cushion lifting adjusting device and the seat cushion forward-backward moving device through the pull wire. The multifunctional chassis has the advantages that the angle of the backrest, the lifting of the seat cushion and the forward and backward movement of the seat cushion are adjusted by controlling the three pull wires through the handle, the operation is convenient, but the multifunctional chassis has a complex internal structure, all parts need to be opened, and the cost is low.

At present, a group of offices is large in quantity, some office areas are crowded and narrow, the office seats which are not foldable bring collision in the walking process, and communication in work is not convenient. The office chair with large volume occupies a large area, is not suitable for moving, can cause unsmooth blood circulation of legs and fatigue discomfort after office workers sit for a long time, and influences body health.

How to solve the problem that how to prevent in advance and eliminate the hidden health trouble is the current needs to be solved because of the uncomfortable sense that the office area is narrow and the sedentary seat brings because the multifunctional tray is not relied on to the realization regulatory function of seat.

SUMMERY OF THE UTILITY MODEL

To above problem, the utility model provides a novel official working seat both independently designs and develops one kind and does not use multi-functional tray also can realize the collapsible function of lying, saves the official working seat of office environment, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a novel office chair comprises a body, a rotating shaft mechanism and a main gravity rotating shaft. The body is provided with a backrest and a seat cushion, and the bottom of the backrest and the front end of the seat cushion are fixed by a rotating shaft mechanism. The rotating shaft mechanism is composed of button steel, a fixing piece and an outer casing, wherein two ends of the button steel penetrate through the fixing piece, the outer casing and the first auxiliary piece and are fixed on the outer side of the rotating shaft control device through bolts. The rotating shaft control device consists of a pressing piece and a pushing piece, and a central hole is formed in the middle of the rotating shaft control device, so that the button steel can be flexibly fixed conveniently. When the backrest is upright, the shape of the button steel is not changed, when the backrest is adjusted backwards, the button steel is pressed to 60 degrees, the rotating shaft control device is pressed inwards and clamped in the clamping groove of the first auxiliary part, the backrest is adjusted forwards and backwards, and the rotating shaft mechanism at the front end of the seat cushion also realizes downward and upward adjustment of the seat cushion. The rotating shaft mechanism can realize that the multi-angle adjusting function is realized on the rotating shaft control device on the rotating shaft mechanism, and when the rotating shaft control device is adjusted to a certain angle, the rotating shaft control device is pressed into the limiting part in the auxiliary part. The position where the rotating shaft mechanism is connected between the backrest and the seat cushion is fixedly supported by a first group of supporting tubes, the front ends of the first group of supporting tubes are fixed in the upper holes of the rotating shaft mechanism under the seat cushion, and the rear ends of the first group of supporting tubes are fixed in the holes of the rotating shaft mechanism of the backrest. The front ends of the second group of supporting tubes are fixed in the holes at the bottommost part of the rotating shaft mechanism at the lower end of the seat cushion, and the rear ends of the second group of supporting tubes are fixed in the holes of the main gravity rotating shaft. The main gravity rotating shaft comprises a movable rod, a fixed rod, an elastic piece, a first jacking piece, a second jacking piece, a first reinforcing piece and a second reinforcing piece. The left end of the movable rod penetrates through the first jacking part and is fixed on the first reinforcing part, the right end of the movable rod penetrates through the second jacking part, the second reinforcing part and the second auxiliary part, and the right front end of the movable rod is fixed through a bolt. The left end of the fixed rod penetrates through the first jacking part and is fixed on the first reinforcing part, and the right end of the fixed rod penetrates through the second jacking part and the second reinforcing part and is fixed on the second auxiliary part. When a consumer sits on the body and the backrest and the seat cushion are adjusted downwards, the movable rod on the inner side of the main gravity rotating shaft moves downwards along the movable groove to drive the first jacking part and the second jacking part to push the elastic part forwards; when the backrest and the seat cushion are adjusted upwards, the backrest and the seat cushion are assisted to be adjusted upwards by the resilience force of the elastic piece. The bottom end of the main gravity rotating shaft is provided with a fixed caliber and used for fixing the air rod, and the main gravity rotating shaft is a main supporting rotating shaft which can rotate and be locked. When a sitting person leaves the seat, the main gravity rotating shaft can change the bearing force position along with the folding of the backrest and the seat cushion, and can support the weight of the whole seat when folded and folded, thereby being convenient for walking and saving space.

Preferably, the first group of support tubes and the second group of support tubes are made of round steel tubes, and handrails are fixed in the middle of the first group of support tubes.

Preferably, the body is further provided with an air rod which is a sinking telescopic air rod and is placed into the central circular hole of the chair leg.

Preferably, the body is further provided with chair legs, the chair legs are five-claw legs, wheels can be inserted into the chair legs, and the chair is convenient to roll flexibly.

The utility model discloses following beneficial effect has:

the reasonable design of the middle rotating shaft mechanism and the supporting tube of the utility model realizes the multi-angle adjustment of the backrest and the seat body, can be folded, is convenient to move and accords with the man-machine design; the main gravity rotating shaft is matched with the sinking telescopic air rod for use, the bearing force position is changed along with the folding of the backrest and the seat cushion, the weight of the whole seat can be supported when the seat is folded and folded, the seat is convenient to walk, the space is saved, and the space for rising and moving the muscles and bones after work is reserved for an office worker.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural view of a novel office chair in a lying state;

fig. 2 is a schematic view of a back structure of a novel office chair of the present invention;

fig. 3 is a schematic view of a novel office chair backrest return structure of the utility model;

fig. 4 is a schematic structural view of the left side surface of the novel office chair of the present invention;

fig. 5 is a schematic structural view of the novel office chair back and the seat cushion after being folded;

fig. 6 is an exploded view of the pivot control device of the novel office chair of the present invention;

fig. 7 is an internal structure view of the pivot control device of the novel office chair of the invention;

fig. 8 is a combination diagram of the pivot control device of the novel office chair of the present invention;

fig. 9 is an internal structure view of the main gravity rotation axis of the novel office chair of the present invention.

In the figure, 1-body, 2-pivot mechanism, 3-main gravity pivot, 101-backrest, 102-seat cushion, 103-air rod, 104-chair foot, 105-wheel, 106-armrest, 201-first group of support tubes, 202-second group of support tubes, 203-pivot control device, 203-1-pressing piece, 203-2-pushing piece, 203-3-center hole, 204-button steel, 205-fixing piece, 206-outer cover, 207-first auxiliary piece, 207-1-clamping groove, 208-bolt, 301-movable rod, 301-1-movable groove, 302-fixed rod, 303-elastic piece, 304-first pressing piece, 305-second pressing piece, 306-first reinforcing piece, 307-second stiffener, 308-second auxiliary.

Detailed Description

This detailed description is merely illustrative of the present invention and is not intended to be limiting. Any modifications made by those skilled in the art after reading the present specification will be protected by the patent laws within the scope of the appended claims.

As shown in fig. 1, 5, 6, 7 and 9, fig. 2, 3, 4 and 8 can be used as reference, and the novel office chair comprises a body 1, a rotating shaft mechanism 2 and a main gravity rotating shaft 3. The body 1 is provided with a backrest 101 and a seat cushion 102, and the bottom of the backrest 101 and the front end of the seat cushion 102 are both fixed by a rotating shaft mechanism 2. The rotating shaft mechanism 2 is composed of a button steel 204, a fixing piece 205 and an outer casing 206, wherein two ends of the button steel 204 pass through the fixing piece 205, the outer casing 206 and a first auxiliary piece 207 and are fixed on the outer side of the rotating shaft control device 203 by a bolt 208. The rotating shaft control device 203 consists of a pressing piece 203-1 and a pushing piece 203-2, and a center hole 203-3 is formed in the middle of the rotating shaft control device 203, so that the button steel 204 can be flexibly fixed conveniently. When the backrest 101 is erected, the shape of the button steel 204 is not changed, when the backrest 101 is adjusted backwards, the button steel 204 is turned to 60 degrees, the rotating shaft control device 203 is pressed inwards and is clamped in the clamping groove 207-1 of the first auxiliary part 207, so that the backrest 101 is adjusted forwards and backwards, and the rotating shaft mechanism 2 at the front end of the seat cushion 102 also achieves downward and upward adjustment of the seat cushion 102. The rotating shaft mechanism 2 can realize the multi-angle adjusting function of the rotating shaft control device 203 on the rotating shaft mechanism 2. The part of the backrest 101 and the seat cushion 102 connected by the rotating shaft mechanism 2 is fixedly supported by a first group of supporting pipes 201, the front ends of the first group of supporting pipes 201 are fixed in the upper hole of the lower rotating shaft mechanism 2 of the seat cushion 102, and the rear ends of the first group of supporting pipes 201 are fixed in the hole of the rotating shaft mechanism 2 of the backrest 101. The front ends of the second group of support tubes 202 are fixed in the holes at the bottommost part of the rotating shaft mechanism 2 at the lower end of the seat cushion 102, and the rear ends are fixed in the holes of the main gravity rotating shaft 3. The main gravity rotation axis 3 includes a movable rod 301, a fixed rod 302, an elastic member 303, a first pressing member 304, a second pressing member 305, a first reinforcing member 306, and a second reinforcing member 307. The left end of the movable rod 301 passes through the first pressing member 304 and is fixed on the first reinforcing member 306, and the right end passes through the second pressing member 305, the second reinforcing member 307 and the second auxiliary member 308, and the right front end of the movable rod 301 is fixed by a bolt. The left end of the fixing rod 302 is fixed on the first reinforcing member 306 through the first pressing member 304, and the right end thereof is fixed on the second auxiliary member 308 through the second pressing member 305 and the second reinforcing member 307. When a consumer sits on the body 1 and the backrest 101 and the seat cushion 102 are lowered, the movable rod 301 inside the main gravity rotating shaft 3 moves downward along the movable groove 301-1 to drive the first pressing member 304 and the second pressing member 305 to press the elastic member 303 forward; when the backrest 301 and the seat cushion 102 are adjusted upward, the upward adjustment of the backrest 101 and the seat cushion 102 is facilitated by the resilient force of the elastic member 303. The bottom end of the main gravity rotating shaft 3 is provided with a fixed caliber for fixing the air rod 103, and the main gravity rotating shaft 3 is a main supporting rotating shaft which can be rotated and locked. When a sitting person leaves the seat, the main gravity rotating shaft 3 can change the bearing force position along with the folding of the backrest 101 and the seat cushion 102, and can support the weight of the whole seat when folded and folded, thereby being convenient for walking and saving space. The first group of support tubes 201 and the second group of support tubes 202 are made of round steel tubes, and the handrail 106 is fixed in the middle of the first group of support tubes 201. The body 1 is also provided with an air rod 103, the air rod 103 is a sinking telescopic air rod, and the air rod 103 is arranged in a central circular hole of the chair leg 104. The body 1 is further provided with chair feet 104, and the chair feet 104 are five-claw feet and can be inserted with wheels 105, so that the chair can roll flexibly.

Claims

1. A novel office chair is characterized in that: comprises a body (1), a rotating shaft mechanism (2) and a main gravity rotating shaft (3); the body (1) is provided with a backrest (101) and a seat cushion (102), and the bottom of the backrest (101) and the front end of the seat cushion (102) are fixed by a rotating shaft mechanism (2); the rotating shaft mechanism (2) is composed of a button steel (204), a fixing piece (205) and an outer casing (206), wherein two ends of the button steel (204) penetrate through the fixing piece (205), the outer casing (206) and a first auxiliary piece (207) and are fixed on the outer side of the rotating shaft control device (203) through bolts (208); the rotating shaft control device (203) consists of a pressing piece (203-1) and a pushing piece (203-2), and a center hole (203-3) is formed in the middle of the rotating shaft control device (203), so that the button steel (204) can be flexibly fixed conveniently; when the backrest (101) is erected, the shape of the button steel (204) is not changed, the backrest (101) is adjusted backwards, the button steel (204) is turned to 60 degrees, the rotating shaft control device (203) is pressed inwards and is clamped in the clamping groove (207-1) of the first auxiliary part (207), the backrest (101) is adjusted forwards and backwards, and the rotating shaft mechanism (2) at the front end of the seat cushion (102) also achieves downward and upward adjustment of the seat cushion (102); the rotating shaft mechanism (2) can realize a multi-angle adjusting function and is arranged on a rotating shaft control device (203) on the rotating shaft mechanism (2); the part, connected with the rotating shaft mechanism (2), between the backrest (101) and the seat cushion (102) is fixedly supported by a first group of supporting pipes (201), the front ends of the first group of supporting pipes (201) are fixed in an upper hole of the rotating shaft mechanism (2) under the seat cushion (102), and the rear ends of the first group of supporting pipes are fixed in a hole of the rotating shaft mechanism (2) of the backrest (101); the front ends of the second group of support tubes (202) are fixed in the holes at the bottommost part of the rotating shaft mechanism (2) at the lower end of the seat cushion (102), and the rear ends of the second group of support tubes are fixed in the holes of the main gravity rotating shaft (3); the main gravity rotating shaft (3) comprises a movable rod (301), a fixed rod (302), an elastic piece (303), a first pressing piece (304), a second pressing piece (305), a first reinforcing piece (306) and a second reinforcing piece (307); the left end of the movable rod (301) passes through the first jacking piece (304) and is fixed on the first reinforcing piece (306), and the right end of the movable rod (301) passes through the second jacking piece (305), the second reinforcing piece (307) and the second auxiliary piece (308), so that the right front end of the movable rod (301) is fixed; the left end of the fixing rod (302) passes through the first pressing piece (304) and is fixed on the first reinforcing piece (306), and the right end passes through the second pressing piece (305) and the second reinforcing piece (307) and is fixed on the second auxiliary piece (308); when a consumer sits on the body (1), when the backrest (101) and the seat cushion (102) are adjusted downwards, the movable rod (301) on the inner side of the main gravity rotating shaft (3) operates downwards along the movable groove (301-1) to drive the first pressing piece (304) and the second pressing piece (305) to press the elastic piece (303) forwards; when the backrest (101) and the seat cushion (102) are adjusted upwards, the backrest (101) and the seat cushion (102) are assisted to be adjusted upwards by the resilience force of the elastic member (303); the bottom end of the main gravity rotating shaft (3) is provided with a fixed caliber for fixing the air rod (103), and the main gravity rotating shaft (3) is a main supporting rotating shaft which can rotate and be locked; when a sitting person leaves the seat, the main gravity rotating shaft (3) can change the bearing force position along with the folding of the backrest (101) and the seat cushion (102), and can support the weight of the whole seat when folded and folded, thereby being convenient for walking and saving space.

2. A novel office chair as claimed in claim 1, wherein: the first group of supporting tubes (201) and the second group of supporting tubes (202) are made of round steel tubes, and handrails (106) are fixed in the middle of the first group of supporting tubes (201).

3. A novel office chair as claimed in claim 1, wherein: the body (1) is also provided with an air rod (103), the air rod (103) is a sinking telescopic air rod, and the air rod (103) is arranged in a central circular hole of the chair leg (104).

4. A novel office chair as claimed in claim 1, wherein: the body (1) is also provided with chair legs (104), and the chair legs (104) are five-claw legs and can be inserted with wheels (105).