CN215409908U

CN215409908U - Lockable gas spring capable of automatically resetting

Info

Publication number: CN215409908U
Application number: CN202121081906.2U
Authority: CN
Inventors: 赵志军
Original assignee: Tianjin Yinhaoxin Technology Development Co ltd
Current assignee: Tianjin Yinhaoxin Technology Development Co ltd
Priority date: 2021-05-20
Filing date: 2021-05-20
Publication date: 2022-01-04
Anticipated expiration: 2031-05-20

Abstract

The utility model provides a lockable gas spring device capable of automatically resetting, and relates to the technical field of gas springs. When the pressure pipe is used, nitrogen enters the pressure pipe from the second threaded pipe, the nitrogen continuously enters the pressure pipe to enable the internal pressure of the pressure pipe to be higher and higher, at the moment, the ventilation disc is pushed to move due to the higher pressure in the pressure pipe and can be attached to the sealing plate, at the moment, the air inflation is stopped, the second threaded sleeve is sleeved on the outer side of the second threaded pipe, the problem that the execution tappet touches the second threaded sleeve to cause gas exhaust is solved, the sealing plate can seal the vent pipe, the ventilation disc can be sealed, the gas exhaust is prevented, the service life of equipment is prolonged, and the second threaded sleeve can prevent the second threaded pipe from moving towards the interior of the vent pipe.

Description

Lockable gas spring capable of automatically resetting

Technical Field

The utility model relates to the technical field of gas springs, in particular to a lockable gas spring device capable of automatically resetting.

Background

The gas spring is an industrial accessory which can play a role in supporting, buffering, braking, height adjustment, angle adjustment and the like.

However, in the prior art, when the existing gas spring is used, the execution tappet rod is easily touched after the gas spring is connected, so that the gas in the gas spring is discharged, the gas spring cannot achieve the original effect, the nitrogen gas is required to be input into the large inner part of the gas spring to normally work, the gas spring needs to be disassembled and then inflated, inconvenience is caused, and great troubles are brought to people.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and the problem that the gas spring cannot be normally used due to the fact that the execution tappet is easy to move is solved by fixing through the second threaded sleeve.

In order to achieve the purpose, the utility model adopts the following technical scheme: a lockable gas spring device capable of automatically resetting comprises a pressure pipe, wherein one end of the pressure pipe is provided with a first fixing groove, a vent pipe is fixedly connected to the inner wall of the first fixing groove, one end of the pressure pipe, which is close to the vent pipe, is welded with a first threaded pipe, the outer side of the first threaded pipe is provided with a first threaded sleeve, one side of the first threaded sleeve, which is far away from the pressure pipe, is provided with a first sliding hole, the inner wall of the first threaded sleeve is connected with a second threaded pipe in a sliding manner, the outer surface of the second threaded pipe is provided with a second threaded sleeve in a threaded sleeve manner, one side of the second threaded sleeve, which is far away from the first threaded sleeve, is welded with a connecting ring, the inner wall of one side of the first threaded sleeve is rotatably connected with a rotary table through a bearing, one side of the rotary table, which is far away from the connecting ring, is provided with a second sliding hole, and the inner wall of the second sliding hole is slidably connected with the outer surface of the second threaded pipe, and one end of the second threaded pipe, which is far away from the connecting ring, is fixedly communicated with an air disk.

In a preferred embodiment, a rubber pad is adhered to one side of the pressure pipe close to the inner wall of the first threaded pipe, a sealing plate is adhered to one side of the rotary disc far away from the connecting ring, a third sliding hole is formed in one side of the sealing plate, and the inner wall of the third sliding hole is in sliding connection with the outer surface of the second threaded pipe.

In a preferred embodiment, a piston is slidably connected to the inner wall of the pressure pipe, and a fixing rod is welded to one side of the piston away from the vent pipe.

In a preferred embodiment, a sealing ring is fixedly connected to the inner wall of the pressure tube, which is far away from the piston, and the inner wall of the sealing ring is slidably connected to the outer surface of the fixing rod.

In a preferred embodiment, the other end of the pressure pipe is provided with a second fixing groove, and a rubber ring is fixed on the inner wall of the second fixing groove.

As a preferable embodiment, a fourth sliding hole is formed at one side of the rubber ring, and the inner wall of the fourth sliding hole is slidably connected with the outer surface of the fixing rod.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. when the pressure pipe is used, nitrogen enters the pressure pipe from the second threaded pipe, the pressure inside the pressure pipe is increased due to continuous entering of the nitrogen, the vent disc is pushed to move due to the high pressure inside the pressure pipe, the vent disc is attached to the sealing plate, at the moment, air inflation is stopped, the second threaded sleeve is sleeved on the outer side of the second threaded pipe, the problem that the execution tappet touches the second threaded sleeve to cause gas exhaust is solved, the sealing plate can seal the vent pipe, the vent disc can be sealed, gas exhaust is prevented, the service life of equipment is prolonged, and the second threaded sleeve can prevent the second threaded pipe from moving towards the interior of the vent pipe.

2. When the nitrogen gas injection device is used, the pressure inside the pressure pipe is increased along with the injection of the nitrogen gas, the piston is pushed to move at the moment, the piston moves to drive the fixed rod to move, after the nitrogen gas is injected to a certain degree, one end of the fixed rod is connected with an element to be connected, the connecting ring is connected with another element to be connected, the operation can be carried out, and the rubber ring can protect the fixed rod to a certain degree when the fixed rod is prevented from being stressed to a large degree.

Drawings

FIG. 1 is a perspective view of a lockable gas spring assembly that is automatically resettable in accordance with the present invention;

FIG. 2 is a cross-sectional perspective view of a lockable gas spring assembly that is automatically resettable in accordance with the present invention;

FIG. 3 is a perspective view, partially in section, of a lockable gas spring assembly that is automatically resettable in accordance with the present invention.

Illustration of the drawings:

1. a pressure pipe; 2. a breather pipe; 3. a first threaded pipe; 4. a first threaded sleeve; 5. a second threaded pipe; 6. a turntable; 7. a fixed tube; 8. a sealing plate; 9. a ventilation disc; 10. a second threaded sleeve; 11. a connecting ring; 12. a rubber pad; 13. a piston; 14. fixing the rod; 15. a seal ring; 16. a rubber ring.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a lockable gas spring device capable of automatically resetting comprises a pressure pipe 1, wherein one end of the pressure pipe 1 is provided with a first fixing groove, the inner wall of the first fixing groove is fixedly connected with a vent pipe 2, one end of the pressure pipe 1, which is close to the vent pipe 2, is welded with a first threaded pipe 3, the outer side of the first threaded pipe 3 is provided with a first threaded sleeve 4 in a threaded sleeve manner, one side of the first threaded sleeve 4, which is far away from the pressure pipe 1, is provided with a first sliding hole, the inner wall of the first threaded sleeve 4 is connected with a second threaded pipe 5 in a sliding manner, the outer surface of the second threaded pipe 5 is provided with a second threaded sleeve 10 in a threaded sleeve manner, one side of the second threaded sleeve 10, which is far away from the first threaded sleeve 4, is welded with a connecting ring 11, the inner wall of one side of the first threaded sleeve 4 is rotatably connected with a turntable 6 through a bearing, one side of the turntable 6, which is far away from the connecting ring 11, is welded with a fixing pipe 7, one side of the turntable 6 is provided with a second sliding hole, the inner wall of the second sliding hole is slidably connected with the outer surface of the second threaded sleeve 5, and one end of the second threaded pipe 5 far away from the connecting ring 11 is fixedly communicated with an air disk 9.

The rubber pad 12 is adhered to the inner wall department that is close to first screwed pipe 3 in pressure pipe 1 one side, and the sealing plate 8 is adhered to the one side that the go-between 11 was kept away from to carousel 6, and the third slide opening has been seted up to one side of sealing plate 8, and the inner wall of third slide opening and the surface sliding connection of second screwed pipe 5 seal up breather pipe 2 through sealing plate 8, increase the leakproofness of equipment.

The inner wall sliding connection of pressure pipe 1 has piston 13, and piston 13 keeps away from the one side welding of breather pipe 2 has dead lever 14, improves the work efficiency of equipment through piston 13.

The inner wall of the pressure pipe 1 far away from the piston 13 is fixedly connected with a sealing ring 15, the inner wall of the sealing ring 15 is in sliding connection with the outer surface of a fixing rod 14, and the fixing rod 14 is used for being connected with elements of other equipment, so that the working efficiency of the equipment is increased.

The second fixed slot has been seted up to the other end of pressure pipe 1, and the inner wall of second fixed slot is fixed with rubber circle 16, provides a buffering through rubber circle 16, prevents that pressure pipe 1 from receiving gravity to lead to damaging.

A fourth sliding hole is formed in one side of the rubber ring 16, the inner wall of the fourth sliding hole is in sliding connection with the outer surface of the fixing rod 14, the rubber ring 16 can be protected, and the service life of the device is prolonged.

The working principle of the embodiment is as follows: when the device is used, firstly, as shown in figures 1-3, when in use, the first threaded sleeve 4 is rotated, the fixed pipe 7 is driven to be sleeved on the outer side of the vent pipe 2 along with the rotation of the first threaded sleeve 4, nitrogen can be input from the second threaded pipe 5 after the first threaded sleeve 4 cannot be rotated, the nitrogen enters from the second threaded pipe 5 and is discharged from the vent disc 9, the air outlet hole at the vent disc 9 is arranged at one side close to the second threaded pipe 5, then the nitrogen finally enters the inner wall of the pressure pipe 1 through the vent pipe 2, the internal pressure of the pressure pipe 1 is increased along with the continuous entering of the nitrogen, at the moment, the vent disc 9 is pushed to move due to the high internal pressure of the pressure pipe 1, the vent disc 9 is attached to the sealing plate 8, the inflation is stopped after reaching a proper degree, the second threaded sleeve 10 is rotated to be sleeved on the outer side of the second threaded pipe 5, prevent the nitrogen gas in the pressure pipe 1 from being discharged due to the movement of the second threaded pipe 5, solve the problem of gas discharge due to the contact of the actuating tappet, the sealing plate 8 can seal not only the vent pipe 2, but also the vent disc 9, thereby preventing gas from being discharged, prolonging the service life of the device, the first thread bush 4 can improve the sealing performance of the device, and along with the continuous movement of the first thread bush 4, the rubber gasket 12 seals the fixed pipe 7, and the sealing plate 8 seals the vent pipe 2, and the design of the rotating disc 6 can prevent the first thread bush 4 from driving the fixed pipe 7 and the sealing plate 8 to rotate when rotating, therefore, abrasion is caused in the sealing process, the sealing effect is prevented from being reduced, the second threaded pipe 5 can be prevented from moving towards the inside of the vent pipe 2 by the design of the second threaded sleeve 10, and the structural stability of the equipment is improved;

meanwhile, as shown in fig. 1-2, when the pressure gauge is used, the pressure inside the pressure tube 1 is increased with the filling of nitrogen, the piston 13 is pushed to move at the moment, the piston 13 moves to drive the fixing rod 14 to move, after the nitrogen is filled to a certain degree, the top end of the fixing rod 14 can be connected with an element to be connected, the connecting ring 11 is connected with another element to be connected, the operation can be carried out at the moment, and the rubber ring 16 can protect the fixing rod 14 to a certain degree when the stress is increased, so that the service life of the device is prolonged.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims

1. The utility model provides a lockable gas spring that can reset automatically, includes pressure pipe (1), its characterized in that: the pressure pipe is characterized in that one end of the pressure pipe (1) is provided with a first fixing groove, the inner wall of the first fixing groove is fixedly connected with a vent pipe (2), one end of the pressure pipe (1) close to the vent pipe (2) is welded with a first threaded pipe (3), the outer side thread sleeve of the first threaded pipe (3) is provided with a first threaded sleeve (4), one side of the first threaded sleeve (4) far away from the pressure pipe (1) is provided with a first sliding hole, the inner wall of the first sliding hole is connected with a second threaded pipe (5) in a sliding manner, the outer surface thread sleeve of the second threaded pipe (5) is provided with a second threaded sleeve (10), one side of the second threaded sleeve (10) far away from the first threaded sleeve (4) is welded with a connecting ring (11), one side of the inner wall of the first threaded sleeve (4) is connected with a rotary table (6) in a rotating manner through a bearing, one side of the rotary table (6) far away from the connecting ring (11) is welded with a fixing pipe (7), a second sliding hole is formed in one side of the rotary disc (6), the inner wall of the second sliding hole is in sliding connection with the outer surface of a second threaded pipe (5), and an air ventilation disc (9) is fixedly communicated with one end, far away from the connecting ring (11), of the second threaded pipe (5).

2. An automatically resettable lockable gas spring as claimed in claim 1, wherein: the utility model discloses a pressure pipe, including pressure pipe (1), carousel (6), connecting ring (11), first screwed pipe (3) are kept away from, the inner wall department that pressure pipe (1) one side is close to is stained with rubber pad (12), one side that carousel (6) kept away from connecting ring (11) is stained with closing plate (8), the third slide opening has been seted up to one side of closing plate (8), and the surface sliding connection of the inner wall of third slide opening and second screwed pipe (5).

3. An automatically resettable lockable gas spring as claimed in claim 1, wherein: the inner wall sliding connection of pressure pipe (1) has piston (13), piston (13) keep away from one side welding of breather pipe (2) has dead lever (14).

4. An automatically resettable lockable gas spring as claimed in claim 3, wherein: the inner wall fixedly connected with sealing washer (15) of piston (13) are kept away from in pressure pipe (1), the inner wall of sealing washer (15) and the surface sliding connection of dead lever (14).

5. An automatically resettable lockable gas spring as claimed in claim 1, wherein: and a second fixing groove is formed in the other end of the pressure pipe (1), and a rubber ring (16) is fixed on the inner wall of the second fixing groove.

6. An automatically resettable lockable gas spring as claimed in claim 5, wherein: a fourth sliding hole is formed in one side of the rubber ring (16), and the inner wall of the fourth sliding hole is in sliding connection with the outer surface of the fixing rod (14).