CN213954226U

CN213954226U - Nitrogen spring nitrogen filling and plugging device

Info

Publication number: CN213954226U
Application number: CN202022983360.1U
Authority: CN
Inventors: 陈晨
Original assignee: Wuxi Weida Gas Spring Co ltd
Current assignee: Wuxi Weida Gas Spring Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-08-13
Anticipated expiration: 2030-12-14

Abstract

The utility model discloses a nitrogen spring nitrogen filling and plugging device, which comprises a main body, wherein the main body consists of a movable plug, an outer wall groove, an inflation valve, a compression cabin, an electromagnetic valve, an air duct, a compression air bag, a guide block, a turning plate, a fixed seat, a fixed hole, a knob head, a sliding cover plate, a first slide block, a first slide groove, a side block, a limit plate, a front end block, a support head and a screw, the side block is arranged outside the first slide groove, the first slide block is arranged at the corresponding position of the lower end of the first slide groove, the limit plate is arranged in the middle of the first slide block, the compression air bag can be effectively and quickly disassembled and replaced through the first slide block and the first slide groove without replacing the main body, the working efficiency of the main body is increased, the replacement cost of the main body is reduced, the side wall sealing performance of the movable plug can be effectively increased through the electromagnetic valve and the compression air bag, and the nitrogen pressure at the lower end of the compression cabin is reduced, the movable plug is easier to press and buffer, the structure is simple, and the use is very convenient.

Description

Nitrogen spring nitrogen filling and plugging device

Technical Field

The utility model relates to a plugging device technical field specifically is a plugging device is filled to nitrogen gas spring nitrogen gas.

Background

The nitrogen spring is a part with elastic function, is an upgrading and updating product of a conventional spiral spring, is also a high-tech content and home-made substitute product, seals high-pressure nitrogen in a determined container, compresses the nitrogen by an external force through a plunger rod, and obtains a certain elastic pressure by the expansion of the high-pressure nitrogen when the external force is removed, and the part is called a nitrogen cylinder or a gas spring, and is called the nitrogen spring for short;

however, most of existing nitrogen springs are all to its certain cushioning effect to the article, but its inside does not have the headspace, can only rely on the activity stopper extrusion nitrogen gas to carry out the shock attenuation, leads to its activity stopper to push down very difficultly when using, and the shock attenuation effect is relatively poor, and when internal pressure was unbalanced, it appeared the explosion danger easily to lead to it simultaneously, therefore we need upgrade and reform transform on the basis that plugging device was filled to current nitrogen spring nitrogen gas to overcome current problem and not enough.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plugging device is filled to nitrogen gas spring nitrogen gas to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a nitrogen spring nitrogen filling and plugging device comprises a main body, wherein the main body consists of a movable plug, an outer wall groove, an inflation valve, a compression cabin, an electromagnetic valve, an air guide pipe, a compression air bag, a guide block, a turning plate, a fixing seat, a fixing hole, a knob head, a sliding cover plate, a first sliding block, a first sliding groove, a side block, a limiting plate, a front end block, a supporting head and screws, the lower end of the movable plug is positioned in the compression cabin, the inflation valve is arranged at one side position of the lower end of the main body, the electromagnetic valve is fixed in the main body and positioned at two sides of the lower end of the compression cabin, the electromagnetic valve is connected with the air guide pipe which is positioned in the outer wall groove, the upper end of the air guide pipe is connected with the compression air bag, the compression air bag surrounds the movable plug for a circle, the guide block is arranged at the lower end position of the compression air bag and positioned at two sides of the movable plug and fixed with the inner wall of the main body, the turning plate is fixedly arranged outside the main body, its front end is provided with the fixed orifices, the sliding closure outside is equipped with the knob head, and it just corresponds with the fixed orifices through screw and sliding closure spiro union, and its both sides are provided with first spout, the first spout outside is equipped with the side piece, first slider is located first spout lower extreme and corresponds the position, and wherein the intermediate position is provided with the limiting plate, front end block is located the sliding closure inboard, and its lower extreme and support the head contact.

Preferably, the middle section of the air duct is provided with a connecting block.

Preferably, the inflation valve is fixed by a threaded hole.

Preferably, a sealing layer is arranged inside the guide block.

Preferably, the fixed seat is provided with a movable shaft which is connected with the turning plate through the movable shaft.

Preferably, the outer side of the sliding cover plate is provided with a blocking block, and the blocking block is blocked at the outer side of the limiting plate.

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

1. the utility model discloses a be provided with compression gasbag and solenoid valve in the main part, in the use nitrogen gas spring process, the activity stopper pushes down, and it compresses the nitrogen gas in the compression cabin, opens solenoid valve, and nitrogen gas makes its inflation in entering into the compression gasbag through the air duct, and the compression gasbag extrudes the activity stopper and seals, and the nitrogen pressure of activity stopper lower extreme reduces simultaneously, can effectively increase the lateral wall sealing performance of activity stopper, reduces compression cabin lower extreme nitrogen pressure simultaneously, makes the activity stopper play buffering shock attenuation effect more easily, the utility model discloses simple structure, it is very convenient to use;

2. the utility model discloses a be provided with the sliding closure board in the main part and turn over the board, in the long-term use of compression gasbag, if it leaks gas or explodes the problem to appear, compression gasbag at first explodes, it fills outer wall inslot protection main part with nitrogen gas, rotatory knob head will turn over the board and take off from knob head, will directly pull out the sliding closure board this moment from the main part upper end and can maintain or change compression gasbag, can effectively dismantle fast and change the operation to compression gasbag, need not to change the main part, increased the work efficiency of main part, reduced the cost that the main part was changed, the utility model discloses simple structure, it is very convenient to use.

Drawings

Fig. 1 is a sectional view of the whole structure of a nitrogen spring nitrogen filling and plugging device of the utility model;

FIG. 2 is a side view of the partial structure of a nitrogen spring nitrogen filling and plugging device of the present invention;

FIG. 3 is an enlarged view of the structure at the A position of the nitrogen spring nitrogen filling and plugging device of the utility model;

fig. 4 is a side view of the partial structure of the nitrogen filling and plugging device for the nitrogen spring of the present invention.

In the figure: 1. a main body; 2. a movable plug; 3. an outer wall groove; 4. an inflation valve; 5. a threaded hole; 6. a compression compartment; 7. an electromagnetic valve; 8. an air duct; 9. connecting blocks; 10. compressing the air bag; 11. a guide block; 12. a sealing layer; 13. turning over a plate; 14. a fixed seat; 15. a movable shaft; 16. a fixing hole; 17. a knob head; 18. a sliding cover plate; 19. a stop block is shielded; 20. a first slider; 21. a first chute; 22. a side block; 23. a limiting plate; 24. a front-end block; 25. a support head; 26. and (4) screws.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a nitrogen gas spring nitrogen gas filling plugging device, includes main part 1, main part 1 comprises activity stopper 2, outer wall groove 3, inflation valve 4, compression cabin 6, solenoid valve 7, air duct 8, compression gasbag 10, guide block 11, turns over board 13, fixing base 14, fixed orifices 16, knob head 17, sliding closure 18, first slider 20, first spout 21, side piece 22, limiting plate 23, front end piece 24, support head 25 and screw 26, activity stopper 2 lower extreme is located compression cabin 6, inflation valve 4 sets up in main part 1 lower extreme one side position, solenoid valve 7 is fixed inside main part 1, and it is located compression cabin 6 lower extreme both sides position, be connected with air duct 8 on solenoid valve 7, and it is located outer wall groove 3 inside, air duct 8 upper end is connected with compression gasbag 10, compression gasbag 10 encircles at activity stopper 2 a week, guide block 11 sets up in compression gasbag 10 lower extreme position, it is located activity stopper 2 both sides and fixed with main part 1 inner wall, turn over the fixed setting in the main part 1 outside of board 13, and its front end is provided with fixed orifices 16, the sliding closure 18 outside is equipped with knob head 17, and it passes through screw 26 and sliding closure 18 spiro union and corresponds with fixed orifices 16, and its both sides are provided with first spout 21, the first spout 21 outside is equipped with side piece 22, first slider 20 is located first spout 21 lower extreme and corresponds the position, and wherein the intermediate position is provided with limiting plate 23, front end piece 24 is located sliding closure 18 inboard, and its lower extreme and support head 25 contact.

A connecting block 9 is arranged in the middle section of the air duct 8, so that the air duct 8 is prevented from being bent midway.

The inflation valve 4 is fixed through the threaded hole 5, and the stability of the inflation valve 4 is improved.

And a sealing layer 12 is arranged on the inner side of the guide block 11, so that the sealing between the main body 1 and the movable plug 2 is increased.

The fixed seat 14 is provided with a movable shaft 15, and the movable shaft 15 is connected with the turning plate 13, so that the turning plate 13 can be conveniently turned at the fixed seat 14.

The outer side of the sliding cover plate 18 is provided with a blocking piece 19, and the blocking piece 19 is blocked at the outer side of the limiting plate 23 to improve the outer side sealing performance of the sliding cover plate 18.

The working principle is as follows: when the utility model is used, the main body 1 is fixed at a designated position, the main body 1 can be filled with nitrogen through the inflation valve 4, in the process of using the nitrogen spring, the movable plug 2 is pressed down to compress the nitrogen in the compression chamber 6, the electromagnetic valve 7 is opened through external control, the nitrogen enters the compression air bag 10 through the air duct 8 to be inflated and expanded, the compression air bag 10 extrudes and seals the movable plug 2, meanwhile, the nitrogen pressure at the lower end of the movable plug 2 is reduced, the side wall sealing performance of the movable plug 2 can be effectively improved, the nitrogen pressure at the lower end of the compression chamber 6 is reduced, the movable plug 2 is more easily pressed down to play a role of buffering and shock absorption, if the problem of air leakage or explosion occurs in the long-term use process of the compression air bag 10, the compression air bag 10 is exploded before the main body 1, the nitrogen is filled into the outer wall groove 3 to protect the main body 1 after explosion, the damage of the main body 1 caused by the explosion of the nitrogen exceeding a compression critical value can be effectively avoided, rotatory knob head 17 will turn over board 13 and take off from knob head 17, will slide cover plate 18 this moment and directly pull out from 1 upper end of main part, and first slider 20 slides in first spout 21, can maintain or change compression gasbag 10, can effectively carry out quick dismantlement and change operation to compression gasbag 10, need not to change main part 1, has increased main part 1's work efficiency, has reduced its replacement cost, the utility model discloses simple structure, it is very convenient to use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a plugging device is filled to nitrogen gas spring nitrogen gas, includes main part (1), its characterized in that: the main body (1) consists of a movable plug (2), an outer wall groove (3), an inflation valve (4), a compression cabin (6), an electromagnetic valve (7), an air duct (8), a compression air bag (10), a guide block (11), a turning plate (13), a fixing seat (14), a fixing hole (16), a knob head (17), a sliding cover plate (18), a first sliding block (20), a first sliding groove (21), a side block (22), a limiting plate (23), a front end block (24), a supporting head (25) and screws (26), the lower end of the movable plug (2) is positioned in the compression cabin (6), the inflation valve (4) is arranged at one side of the lower end of the main body (1), the electromagnetic valve (7) is fixed in the main body (1) and positioned at two sides of the lower end of the compression cabin (6), the air duct (8) is connected to the electromagnetic valve (7) and positioned in the outer wall groove (3), the upper end of the air duct (8) is connected with a compression air bag (10), the compression air bag (10) surrounds the movable plug (2) for a circle, the guide block (11) is arranged at the lower end of the compression air bag (10) and is positioned at two sides of the movable plug (2) and fixed with the inner wall of the main body (1), the turning plate (13) is fixedly arranged at the outer side of the main body (1), the front end of the turning plate is provided with a fixing hole (16), the outer side of the sliding cover plate (18) is provided with a knob head (17) which is in threaded connection with the sliding cover plate (18) through a screw (26) and corresponds to the fixing hole (16), two sides of the turning plate are provided with first sliding chutes (21), the outer side of the first sliding chutes (21) is provided with side blocks (22), the first sliding blocks (20) are positioned at the corresponding positions of the lower ends of the first sliding chutes (21), the middle positions of the turning plates are provided with limiting plates (23), and the front end block (24) is positioned at the inner side of the sliding cover plate (18), the lower end of which is in contact with a support head (25).

2. The nitrogen spring nitrogen filling and blocking device of claim 1, wherein: and a connecting block (9) is arranged in the middle section of the air duct (8).

3. The nitrogen spring nitrogen filling and blocking device of claim 1, wherein: the inflation valve (4) is fixed through the threaded hole (5).

4. The nitrogen spring nitrogen filling and blocking device of claim 1, wherein: and a sealing layer (12) is arranged on the inner side of the guide block (11).

5. The nitrogen spring nitrogen filling and blocking device of claim 1, wherein: the fixed seat (14) is provided with a movable shaft (15) which is connected with the turning plate (13) through the movable shaft (15).

6. The nitrogen spring nitrogen filling and blocking device of claim 1, wherein: and a blocking piece (19) is arranged on the outer side of the sliding cover plate (18), and the blocking piece (19) is blocked on the outer side of the limiting plate (23).