CN221074824U - High-stability air pressure rod - Google Patents

Abstract

The utility model relates to the technical field of air pressure rods, in particular to an air pressure rod with high stability, which comprises an air pressure rod main body, wherein a bottom plate is fixedly connected to the outer side of the lower end of the air pressure rod main body, a top plate is fixedly connected to the outer side of the upper end of the air pressure rod main body, a lifting transmission rod is rotatably connected to the outer side of the lower end of the top plate, a limit slide block is rotatably connected to the lower end of the lifting transmission rod, and a transmission telescopic rod is rotatably connected to the lower end of the limit slide block.

Description

High-stability air pressure rod

Technical Field

The utility model relates to a high-stability air pressure rod, and belongs to the technical field of air pressure rods.

Background

The air pressure rod is an elastic element of an office chair and consists of a pressure pipe, a piston rod and a plurality of connecting pieces, wherein when a control valve in the air pressure rod is opened, nitrogen pressure circulates from the lower end of the piston to the upper end, so that the office chair is lifted; when the control valve is closed, the piston position stays at the set position, the height of the office chair is fixed, and the lifting and the lowering of the chair can be realized only by opening the pressure valve through the adjusting valve of the chair.

In the using process of the existing air pressure rod, the air pressure rod is mainly used for supporting the upper seat of the office chair, and the air pressure rod is easily influenced by lateral tilting force in the lifting process of the office chair, so that the phenomenon of tilting of the office chair is caused, and the using stability of the office chair is reduced; and when the air pressure rod is installed, the air pressure rod is directly inserted into the seat base, so that the air pressure rod is rapid, but the air pressure rod is difficult to disassemble after long-time use and is easy to deviate, and the installation stability and the use effect of the air pressure rod are affected.

Disclosure of utility model

The utility model aims to provide a high-stability air pressure rod so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a high atmospheric pressure stick of stability, includes the atmospheric pressure stick main part, the lower extreme outside fixedly connected with bottom plate of atmospheric pressure stick main part, the upper end of atmospheric pressure stick main part goes out fixedly connected with roof, the lower extreme outside of roof rotates and is connected with the lift transfer line, the lower extreme rotation of lift transfer line is connected with spacing slider, the lower extreme rotation of spacing slider is connected with the transmission telescopic link, rotate between transmission telescopic link and the bottom plate and be connected, the lower extreme fixedly connected with fixed insertion block of atmospheric pressure stick main part, the lateral wall sliding connection of fixed insertion block has spacing cardboard.

Further, the outside fixedly connected with fixed rail frame in the outside body upper end of pneumatic rod main part, sliding connection between fixed rail frame and the spacing slider, spacing spout has been seted up to the inside lateral wall of fixed rail frame.

Further, the inside downside sliding connection of fixed inserted block has the pull rod, the upper end fixedly connected with lifter plate of pull rod, the outside of lifter plate rotates and is connected with the transmission push-and-pull rod, rotate between transmission push-and-pull rod and the spacing cardboard and be connected.

Further, the surface of the pull rod is covered with a spring, and the lower end of the pull rod is connected with a pull ring in a rotating way.

Further, the bottom plate, the top plate and the fixed rail frame are all provided with four, and the bottom plate, the top plate and the fixed rail frame are all in a cross-shaped arrangement.

Further, the lower end face of the air pressure rod main body is arranged in a plane.

Further, a limit clamping groove is formed in the joint of the air pressure rod main body and the base, and the position of the limit clamping groove corresponds to that of the limit clamping plate.

The beneficial effects of the utility model are as follows:

According to the utility model, the lifting transmission rod can drive the limit sliding block to move left and right through the action of the top plate in the telescopic process of the air pressure rod main body, and can limit the limit sliding block to move up and down under the limit action of the fixed rail frame, meanwhile, the transmission telescopic rod can be driven to rotate and telescopic in the sliding process of the limit sliding block, and further, the lateral supporting force can be adjusted in the telescopic process of the air pressure rod main body, so that the integral stability of the office chair can be improved in the lifting process of the air pressure rod, the influence on the stability of the office chair caused by the fact that the air pressure rod is only used for supporting the main body is avoided, the lifting transmission rod can be connected with the lower end base of the office chair in a limited manner through the action of the fixed insertion block, and the pull rod can drive the lifting plate to move downwards through the pull ring, so that the transmission rod can drive the limit clamping plate to move inwards, and the limit clamping plate can be moved out of the base of the office chair, the air pressure rod can be conveniently and stably installed and used, and the stability of the air pressure rod can be prevented from being directly inserted into the base to influence on the installation stability of the air pressure rod.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain the utility model.

FIG. 1 is a front view of a highly stable gas pressure bar of the present utility model;

FIG. 2 is a cross-sectional view of the mounting structure of the fixed insert and the limiting clamping plate of the high-stability air pressure rod;

FIG. 3 is a schematic view of the installation structure of a lifting transmission rod and a transmission telescopic rod of a high-stability pneumatic rod;

reference numerals in the drawings: 1. a pneumatic rod main body; 2. a bottom plate; 3. a top plate; 4. lifting the transmission rod; 5. a limit sliding block; 6. a transmission telescopic rod; 7. fixing the insert block; 8. a limiting clamping plate; 9. fixing the rail frame; 10. a pull rod; 11. a lifting plate; 12. a transmission push-pull rod; 13. a spring; 14. and (5) a pull ring.

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.

Embodiment 1 referring to fig. 1 to 3, the present utility model provides a technical solution:

The utility model provides a high pressure bar of stability, including pressure bar main part 1, the lower extreme outside fixedly connected with bottom plate 2 of pressure bar main part 1, the upper end of pressure bar main part 1 goes out fixedly connected with roof 3, the lower extreme outside of roof 3 rotates and is connected with lift transfer line 4, the lower extreme rotation of lift transfer line 4 is connected with spacing slider 5, the lower extreme rotation of spacing slider 5 is connected with transmission telescopic link 6, rotate between transmission telescopic link 6 and the bottom plate 2 and be connected, fixed rail frame 9 in the outside body upper end outside fixedly connected with of pressure bar main part 1, sliding connection between fixed rail frame 9 and the spacing slider 5, limit chute has been seted up to the inside lateral wall of fixed rail frame 9, bottom plate 2, roof 3 and fixed rail frame 9 all are equipped with four, bottom plate 2, roof 3 and fixed rail frame 9 all are the cross setting, the lower terminal surface of pressure bar main part 1 is the plane setting, when using the pressure bar, the effect through roof 3 can go up and down in the flexible in-process of pressure bar main part 1, thereby make lift transfer line 4 can drive spacing slider 5 and control, and can carry out the position adjustment in order to carry out the flexible in-process of the air pressure bar main part 5 and can carry out the stability and carry out the stability in the air pressure in the process of adjusting the pressure bar under the position of the fixed rail frame 9.

Embodiment 2 referring to fig. 1 and 2, the difference between the present embodiment and embodiment 1 is that: the lower extreme fixedly connected with fixed inserted block 7 of pneumatic rod main part 1, fixed inserted block 7's lateral wall sliding connection has spacing cardboard 8, fixed inserted block 7's inside downside sliding connection has pull rod 10, pull rod 10's upper end fixedly connected with lifter plate 11, lifter plate 11's outside rotates and is connected with transmission push-and-pull rod 12, rotate between transmission push-and-pull rod 12 and the spacing cardboard 8 and be connected, pull rod 10's surface is covered outward with spring 13, pull rod 10's lower extreme rotates and is connected with pull ring 14, pneumatic rod main part 1 and base junction are equipped with spacing draw-in groove, the position size of spacing draw-in groove corresponds with spacing cardboard 8's position size, utilize fixed inserted block 7's effect can insert in the lower extreme base of office chair, and can be with the spacing connection of base of office chair through the effect of spacing cardboard 8, and make pull rod 10 can drive lifter plate 11 downwardly moving through the pulling to pull ring 14, thereby make spacing cardboard 8 can drive spacing cardboard 8 and inwards move, so that spacing cardboard 8 can follow the interior removal of the base of office chair, so that the stable installation use of pneumatic rod, the pneumatic rod is directly on the base of pneumatic rod is avoided directly inserting the pneumatic rod and the stability of pneumatic rod is directly installing.

The working principle of the utility model is as follows: this device does not adopt any power to supply power when using to the barometer, can go up and down in the telescopic in-process of barometer main part 1 through the effect of roof 3, thereby make lift transfer lever 4 can drive spacing slider 5 and control the removal, and can carry out the spacing processing of upper and lower position to spacing slider 5 under the spacing effect of fixed rail frame 9, simultaneously can drive transmission telescopic link 6 at spacing slider 5 slip in-process and rotate and stretch out and draw back, and then can carry out the support power of flexible in-process to the side direction at barometer main part 1 and adjust, in order to guarantee the overall stability that can promote the office chair at the barometer in-process, avoid only adopting the barometer to carry out the main part and support and influence the stability of office chair, and utilize the effect of fixed insert block 7 to insert in the lower extreme base of office chair, and can be connected with the base limit of office chair through the effect of limit clamp 8, and can drive lifter 11 downwardly moving through the pulling to pull ring 14, thereby make transfer lever 12 can drive limit clamp 8 to the inboard removal, so that limit clamp 8 can follow the interior of base of pressure bar 1 and the direct installation of air pressure stability of the office chair is avoided in order to directly installing the stability of the barometer on the office chair.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a high atmospheric pressure stick of stability, includes atmospheric pressure stick main part (1), its characterized in that: the outer side of the lower end of the air pressure rod main body (1) is fixedly connected with a bottom plate (2), the upper end of the air pressure rod main body (1) is fixedly connected with a top plate (3) in an outgoing mode, the outer side of the lower end of the top plate (3) is rotationally connected with a lifting transmission rod (4), the lower end of the lifting transmission rod (4) is rotationally connected with a limit sliding block (5), the lower extreme rotation of spacing slider (5) is connected with transmission telescopic link (6), rotate between transmission telescopic link (6) and bottom plate (2) and be connected, the lower extreme fixedly connected with fixed inserted block (7) of baroceptor main part (1), the lateral wall sliding connection of fixed inserted block (7) has spacing cardboard (8).

2. A high stability gas pressure bar as defined in claim 1 wherein: the pneumatic rod is characterized in that a fixed rail frame (9) is fixedly connected to the outer side of the upper end of the outer side tube body of the pneumatic rod main body (1), the fixed rail frame (9) is connected with a limiting sliding block (5) in a sliding mode, and a limiting sliding groove is formed in the inner side wall of the fixed rail frame (9).

3. A high stability gas pressure bar as defined in claim 1 wherein: the fixed insert is characterized in that a pull rod (10) is slidably connected to the lower side of the inside of the fixed insert (7), a lifting plate (11) is fixedly connected to the upper end of the pull rod (10), a transmission push-pull rod (12) is rotatably connected to the outer side of the lifting plate (11), and the transmission push-pull rod (12) is rotatably connected with the limiting clamping plate (8).

4. A high stability gas bar according to claim 3, wherein: the surface of the pull rod (10) is externally covered with a spring (13), and the lower end of the pull rod (10) is rotatably connected with a pull ring (14).

5. A high stability gas pressure bar as defined in claim 2 wherein: the bottom plate (2), the top plate (3) and the fixed rail frame (9) are all provided with four, and the bottom plate (2), the top plate (3) and the fixed rail frame (9) are all in a cross-shaped arrangement.

6. A high stability gas pressure bar as defined in claim 1 wherein: the lower end face of the air pressure rod main body (1) is arranged in a plane.

7. A high stability gas pressure bar as defined in claim 1 wherein: the air pressure rod is characterized in that a limiting clamping groove is formed in the joint of the air pressure rod main body (1) and the base, and the position of the limiting clamping groove corresponds to the position of the limiting clamping plate (8).