CN218683107U

CN218683107U - Office chair convenient to adjust

Info

Publication number: CN218683107U
Application number: CN202222998513.9U
Authority: CN
Inventors: 周亮
Original assignee: Zhejiang Hengyu Intelligent Furniture Co ltd
Current assignee: Zhejiang Hengyu Intelligent Furniture Co ltd
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-03-24
Anticipated expiration: 2032-11-08

Abstract

The utility model discloses an office chair convenient to adjust, wherein, including support, the back of the chair, handrail and gas pole subassembly, the back of the chair is connected with the top of support is rotated, the bottom of the back of the chair and the bottom of support are the interval setting, the back of the chair is hollow structure, be equipped with the crossbeam of connecting both sides wall on the back of the chair, the gas pole subassembly is fixed on the support, the gas pole subassembly includes the gas pole and the switch of control gas pole, gas pole one end is connected with the support and is fixed, the other end of gas pole links with the crossbeam, the switch is located the handrail; the utility model discloses can be convenient for adjust the back of the chair position, form waist and hold in the palm protection effect, optional position and stop the location.

Description

Office chair convenient to adjust

Technical Field

The utility model relates to an office chair convenient to adjust.

Background

The existing office chair comprises a chair back and armrests, and when a human body sits on the chair, the sitting posture of the human body is comfortable through the cooperation of the chair back and the human body and the ergonomics. Therefore, the existing office chair is also provided with a waist support which supports the waist of the human body, so that the comfortable sensation of the human body is improved.

But current waist holds in the palm is fixed position basically, and when human and waist held in the palm the counterbalance, the waist held in the palm just can satisfy human engineering demand through deformation, when human position of sitting was too leaned on in the front, the unable adjusting position of waist support, can't realize the regulation effect promptly, can only pass through manual regulation, so need the office chair that a money can adjust the waist and hold in the palm the position urgently.

SUMMERY OF THE UTILITY MODEL

The utility model mainly solves the technical problem of providing an office chair convenient to adjust.

The utility model discloses the technical scheme who solves its technical problem and adopt is: the utility model provides an office chair convenient to adjust, wherein, including support, the back of the chair, handrail and gas pole subassembly, the back of the chair rotates with the top of support to be connected, the bottom of the back of the chair and the bottom of support are the interval setting, the back of the chair is hollow structure, be equipped with the crossbeam of connecting the both sides wall on the back of the chair, the gas pole subassembly is fixed on the support, the switch of gas pole and control gas pole is drawn together to the gas pole subassembly, gas pole one end is fixed with the leg joint, the other end and the crossbeam linkage of gas pole, the switch is located the handrail.

By adopting the structure, the air rod can be controlled to move through the switch, when the air rod moves, the chair back is driven to move towards the human body, the adaptive position can be adjusted, when the chair back is propped against the waist of the human body, the human body can exert force backwards, and therefore the chair back is adjusted to the appropriate position. The gas pole and crossbeam complex setting, the control accuracy of adjustment gas pole for the better formation control effect of stroke of gas pole. And the chair back is arranged in a hollow way, so that the raw material cost of the chair back is reduced.

Wherein, be equipped with fixed part and the round pin axle that two intervals set up on the crossbeam, gas pole one end stretches into in the fixed part, and the round pin axle passes the fixed part and is connected with the gas pole.

Adopt the setting of two fixed parts, formed the fixed effect of centre gripping, then through the setting of round pin axle for what the gas pole was better is connected with the fixed part, and here gas pole also can form with the round pin axle and rotate and be connected.

Wherein, be equipped with hollow bulge on the crossbeam, the bulge is towards back of the chair front side uplift, and the bulge is located between two fixed parts.

The arrangement of the hollow bulge part is adopted, so that the abdicating effect is formed, and the air rod is prevented from being abutted against the chair back in the rotating process.

The chair comprises a chair back, a support, a first support column, a second support column and a second support column, wherein the first support column is arranged on the support, the second support column is arranged at the bottom end of the chair back, and the first support column is located on the movement track of the second support column.

The second support column is arranged, so that the limiting effect of the initial position is formed, and the chair back cannot excessively rotate.

Wherein, the gas pole subassembly includes the fixed plate, is equipped with the fixed orifices on the fixed plate, is equipped with the fixed column on the support, and the bolt passes the fixed orifices and is connected with the fixed column, and the gas pole is connected fixedly with the fixed plate.

The fixing plate is arranged, so that the gas rod can be better fixed.

Wherein, the gas pole subassembly still includes the rotor plate, and the rotor plate rotates with the fixed plate to be connected, and the other end and the gas pole of rotor plate are connected fixedly.

By adopting the rotating plate, the user can adjust the angle of the air rod by adjusting the rotating plate, so that different requirements on the posture of the human body can be met.

The gas rod fixing device comprises a fixing plate, a rotating plate, a gas rod and a cover plate, wherein the cover plate is fixedly connected with a support, the fixing plate and the rotating plate are both located between the cover plate and the support, and the gas rod penetrates out of the cover plate.

Adopt the setting of apron, form the protection effect, prevent in the use, children's mistake stretch into to the gas pole in, form the protection effect.

The handrail comprises a handrail component and a handrail frame, the handrail component is matched with the handrail frame, the handrail frame is of a hollow structure, the handrail frame is rotatably connected with the support, and the switch penetrates through the handrail frame.

The hollow handrail frame is adopted to form a hiding effect.

The switch comprises a lead and an operating part, the operating part partially extends out of the armrest frame, and the operating part is positioned below the armrest component.

The arrangement of the lower part is adopted, so that the operation is more convenient, the operation part can be a swing switch or a press switch, and the operation part can also be positioned on the side surface of the armrest frame.

Wherein, the bracket is provided with a wire buckle, and the conducting wire is fixed on the wire buckle.

The wire buckle is arranged, so that the wire forms a fixing effect. It should be noted that when the mesh back or the elastic filler is installed on the chair back, the wires can be hidden, and the overall aesthetic property is not affected.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;

fig. 2 is a cross-sectional view of embodiment 1 of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 2;

fig. 4 is a partial structural schematic view of embodiment 1 of the present invention;

fig. 5 is a schematic view of a partial structure of embodiment 1 of the present invention;

fig. 6 is a schematic structural view of a bracket in embodiment 1 of the present invention.

Detailed Description

Example 1:

referring to fig. 1-6, an adjustable office chair includes a support frame 1, a chair back 2, armrests 3, and an air lever assembly.

The support 1 is the rear portion of office chair, and support 1 is connected fixedly with cushion 5. The specific connection method is prior art and is not relevant to the present application, and therefore, the description is not provided.

The top end of the support 1 is rotatably connected with the chair back 2, the support 1 can stretch into the chair back 2 and be rotatably fixed through a pin shaft, and the chair back 2 can also stretch into the support 1 and be rotatably fixed through the pin shaft. The two sides of the top end of the bracket 1 are symmetrically arranged, so that the top end of the chair back 2 is rotationally connected with the bracket 1.

Two first support columns 11 are arranged on the support 1, the two first support columns 11 are symmetrically arranged, and the first support columns 11 are used for being matched with the chair back 2 to form a positioning support effect. The position of the first support column 11 can be adjusted according to the actual requirements.

The chair back 2 is arranged in a hollow way, the chair back 2 is of an approximate annular structure, and the interior of the chair back is hollow, so that raw materials are saved, and the cost of the raw materials is reduced. The top end of the chair back 2 is rotatably connected with the bracket 1. Two second support columns 21 are arranged at the bottom end of the chair back 2, and due to the fact that the top end of the chair back 2 rotates, the bottom end of the chair back 2 rotates relative to the top end of the chair back 2, the first support column 11 is located on the motion track of the second support column 21, and in an initial state, the first support column 11 is abutted to the second support column 21.

Be equipped with the crossbeam 22 of connecting both sides wall on the back of the chair 2, here crossbeam 22 is located hollow position, and the setting of crossbeam 22 is used for cooperating with gas pole 41 firstly, forms the linkage effect, and two improve support intensity for when offsetting with the human body, better realization human-computer interaction.

Be equipped with two fixed parts 221 and cavity uplift portion 222 on crossbeam 22, two fixed parts 221 are the interval setting, stretch into between two fixed parts 221 when gas pole 41 one end, then pass fixed part 221 through the round pin axle and be connected with gas pole 41, form the linkage effect, adopt the setting of two fixed parts 221, the fixed effect of centre gripping has been formed, then the setting through the round pin axle, make gas pole 41 better be connected with fixed part 221, here gas pole 41 also can form with the round pin axle and rotate and be connected.

The bulge 222 is located between the two fixing portions 221, the bulge 222 bulges towards the front side of the backrest, and the hollow bulge 222 is arranged to form an abdicating effect and prevent the air rod 41 from abutting against the backrest 2 in the rotating process.

The armrest 3 includes an armrest assembly 31 and an armrest frame 32, the armrest assembly 31 is engaged with the armrest frame 32, and here, the armrest assembly 31 can slide back and forth relative to the armrest frame 32, and can also rotate left and right relative to the armrest frame 32, which is a prior art, and therefore, the description of the embodiment is omitted. The armrest frame 32 is rotatably connected with the bracket 1, that is, the armrest frame 32 rotates up and down, and the armrest frame 32 can rotate to be parallel to the side wall of the bracket 1. The armrest frame 32 has a hollow structure through which a wire can pass.

The air lever 41 assembly includes an air lever 41, a switch 42, a fixed plate 43, and a rotating plate 44.

The gas rod 41 can also be called a gas spring, and the expansion and contraction of the gas rod 41 is controlled by a switch 42, the expansion and contraction position of the gas rod 41 can be close to one end of the bracket 1 and also close to one end of the cross beam 22, and the expansion and contraction position of the gas rod 41 in this embodiment is preferably located close to one end of the bracket 1. One end of the air rod 41 is fixedly connected with the bracket 1, the other end of the air rod 41 is matched with the cross beam 22, the air rod 41 is obliquely supported, and when the air rod 41 moves, the oblique force is decomposed to form transverse forward movement force, so that the backrest moves towards the human body.

The switch 42 includes a wire having one end connected to the air rod 41 and the other end extending into the armrest frame 32 and connected to the operating portion 421, and an operating portion 421. In order to improve the fixing stability of the lead, a wire buckle 12 is provided on the bracket 1, and the lead is fixed on the wire buckle 12. The arrangement of the wire buckle 12 is adopted, so that the wire forms a fixing effect. It should be noted here that when the backrest 2 is equipped with a mesh or an elastic filler, the wires can be hidden, and the overall aesthetic property is not affected.

The operation part 421 partially extends out of the armrest frame 32, and the operation part 421 is located below the armrest assembly 31. The operation is more convenient by adopting the lower arrangement, the operation part 421 can be a swing switch 42 or a press switch 42, and the operation part 421 can also be positioned on the side surface of the armrest frame 32. During the working process, the switch 42 can drive the air rod 41 to move, so that the chair back moves towards the human body, and the effect of supporting the waist of the human body, namely the waist support, is formed. And the human body moves in the opposite direction, so that the chair back can stay at any position, and the requirements of different human bodies are met.

The fixing plate 43 is provided with a fixing hole 431, the bracket 1 is provided with a fixing column 13, and a bolt penetrates through the fixing hole 431 and is connected with the fixing column 13. The other end of the fixed plate 43 is rotatably connected to the rotating plate 44, where the rotatable connection may be a hinge connection. The other end of the rotating plate 44 is connected and fixed with the air rod 41. By adopting the arrangement of the rotating plate 44, the user can adjust the angle of the air rod 41 by adjusting the rotating plate 44, so as to meet different requirements of human postures.

Further, still include apron 45, apron 45 is connected fixedly with support 1, and fixed plate 43 and rotating plate 44 are all located between apron 45 and support 1, and gas pole 41 is worn out from apron 45. Adopt the setting of apron 45, form the protection effect, prevent in the use, children's mistake stretch into to gas pole 41 in, form the protection effect. Here, the cover plate 45 is also fixedly connected to the bracket 1, and here, the fixing manner may also be a bolt connection.

By adopting the structure, the air rod 41 can be controlled to move through the switch 42, when the air rod 41 moves, the chair back 2 is driven to move towards the human body, the adaptive position can be adjusted, when the chair back 2 is propped against the waist of the human body, the human body can exert force backwards, and therefore the chair back 2 is adjusted to the appropriate position. The air rod 41 and the cross beam 22 are matched, and the control precision of the air rod 41 is adjusted, so that the stroke of the air rod 41 can better form a control effect. And the chair back 2 is arranged in a hollow way, so that the raw material cost of the chair back 2 is reduced. The embodiment can be convenient for adjust the chair back position, form waist support protection effect, and stay and position at any position.

Claims

1. The utility model provides an office chair convenient to adjust which characterized in that: including support, the back of the chair, handrail and gas pole subassembly, the back of the chair rotates with the top of support to be connected, and the bottom of the back of the chair and the bottom of support set up for the interval, and the back of the chair is hollow structure, is equipped with the crossbeam of connecting the both sides wall on the back of the chair, and the gas pole subassembly is fixed on the support, and the gas pole subassembly includes the switch of gas pole and control gas pole, and gas pole one end is fixed with the leg joint, and the other end and the crossbeam linkage of gas pole, and the switch is located the handrail.

2. An adjustable office chair as claimed in claim 1, wherein: the crossbeam is provided with two fixing parts arranged at intervals and a pin shaft, one end of the gas rod extends into the fixing parts, and the pin shaft penetrates through the fixing parts to be connected with the gas rod.

3. An adjustable office chair as claimed in claim 2, wherein: the crossbeam is provided with a hollow bulge part, the bulge part bulges towards the front side of the chair back, and the bulge part is positioned between the two fixing parts.

4. An adjustable office chair as claimed in claim 1, wherein: the support is provided with a first supporting column, the bottom end of the chair back is provided with a second supporting column, and the first supporting column is positioned on the motion track of the second supporting column.

5. An adjustable office chair as claimed in claim 1, wherein: the gas pole subassembly includes the fixed plate, is equipped with the fixed orifices on the fixed plate, is equipped with the fixed column on the support, and the bolt passes the fixed orifices and is connected with the fixed column, and the gas pole is connected fixedly with the fixed plate.

6. An adjustable office chair as claimed in claim 5, wherein: the gas rod assembly further comprises a rotating plate, the rotating plate is rotatably connected with the fixed plate, and the other end of the rotating plate is fixedly connected with the gas rod.

7. An adjustable office chair as claimed in claim 6, wherein: the gas rod fixing device is characterized by further comprising a cover plate, the cover plate is fixedly connected with the support, the fixing plate and the rotating plate are both located between the cover plate and the support, and the gas rod penetrates out of the cover plate.

8. An adjustable office chair as claimed in claim 1, wherein: the handrail comprises a handrail component and a handrail frame, the handrail component is matched with the handrail frame, the handrail frame is of a hollow structure, the handrail frame is rotatably connected with the support, and the switch penetrates through the handrail frame.

9. An adjustable office chair as claimed in claim 8, wherein: the switch comprises a lead and an operating part, wherein the operating part partially extends out of the armrest frame, and the operating part is positioned below the armrest component.

10. An adjustable office chair as claimed in claim 9, wherein: the wire buckle is arranged on the bracket, and the conducting wire is fixed on the wire buckle.