CN219529677U

CN219529677U - Multi-cavity damper with multi-stage pressure setting

Info

Publication number: CN219529677U
Application number: CN202320883435.XU
Authority: CN
Inventors: 赵庆羽
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-04-19
Filing date: 2023-04-19
Publication date: 2023-08-15
Anticipated expiration: 2033-04-19

Abstract

The utility model relates to a multi-cavity damper with multistage pressure setting, which comprises three tank bodies and two annular pipelines, wherein top covers are connected with the tops of the tank bodies in a threaded manner, air bags are arranged in the tank bodies, cavities are arranged between the inner walls of the tank bodies and the outer sides of the air bags, connecting pipelines are fixedly connected with the bottoms of the tank bodies, valve assemblies are arranged in the connecting pipelines, the two annular pipelines are respectively arranged between the two adjacent top covers through flange plates, two baffle plates are fixedly connected in the annular pipelines, an adjusting assembly is arranged in the annular pipelines and positioned on one side of each baffle plate, and a movable plug is arranged on one side of each adjusting assembly. The utility model solves the problems that the traditional one-cavity leather bag or diaphragm type damper is only provided with one working cavity, and when the pressure changes, the leather bag needs to be subjected to pressure adjustment again, so that the working condition of frequently changing the medium pressure is needed, the working condition is inconvenient in actual use, and the multi-cavity damper with multi-stage pressure setting is provided.

Description

Multi-cavity damper with multi-stage pressure setting

Technical Field

The utility model relates to the technical field of dampers, in particular to a multi-cavity damper with multistage pressure setting.

Background

A damper is a device for providing resistance to movement and consuming movement energy. Various dampers are used for vibration damping and energy dissipation in the industries of aerospace, aviation, military industry, firearms, automobiles and the like, and the dampers mainly comprise three types of liquid dampers, gas dampers and electromagnetic dampers. The damper has important roles in compensating small friction and air resistance in a vibration pickup pendulum system, improving frequency response and the like.

The conventional one-chamber bellows or diaphragm type damper is provided with only one working chamber, for example, when the medium pressure is 100bar, the inflation pressure is required to be 60bar to 70bar, but when the medium pressure is regulated to be 200bar, the buffer tank needs to be inflated again to be 140bar corresponding to the pressure, so that the working condition of frequently replacing the medium pressure is required, the working condition is inconvenient in practical use, and therefore, the multi-chamber damper with multi-stage pressure setting is proposed.

Disclosure of Invention

In view of the above-described problems with the prior art, it is a primary object of the present utility model to provide a multi-chamber damper with multiple stage pressure settings.

The technical scheme of the utility model is as follows: the utility model provides a multicavity attenuator that multistage pressure set up, includes three jar body and two annular pipeline, the equal threaded connection in top of jar body has the top cap, the inside of jar body is provided with the gasbag, be provided with the cavity between the outside of the inner wall of jar body and gasbag, the equal fixedly connected with connecting tube in bottom of jar body, connecting tube's inside is provided with valve assembly, two annular pipeline sets up between two adjacent top caps through the ring flange respectively, annular pipeline's inside fixedly connected with two baffles, annular pipeline's inside just is located one side of baffle and is provided with adjusting part, one side of adjusting part is provided with movable plug, the outside of movable plug contacts with the inner wall of baffle one side through-hole.

As a preferred implementation mode, the valve assembly comprises a mushroom valve, a fixed plate is fixedly connected inside the connecting pipeline, a sliding rod is fixedly connected to the bottom of the mushroom valve, a reset spring is arranged outside the sliding rod and between the mushroom valve and the fixed plate, one end of the sliding rod extends to the bottom of the fixed plate and is fixedly connected with a displacement block, and a through hole is formed in the top of the fixed plate.

As a preferred implementation mode, the adjusting part comprises a bushing, the inside fixedly connected with bushing of annular pipeline, one side sliding connection of bushing has the connecting rod, activity stopper one side and the one end fixed connection of connecting rod, the connecting rod outside just is provided with first spring between bushing and the baffle, the other end fixedly connected with iron plate of connecting rod, annular pipeline inside is provided with the electro-magnet.

As a preferred implementation mode, the top of the air bag is fixedly connected with a fixing interface, the top of the fixing interface is fixedly connected with a fixing ring, the inner wall of the top cover is fixedly connected with a limiting ring, and the bottom of the limiting ring is abutted to the top of the fixing ring.

As a preferred embodiment, the top of the top cover is provided with an air inlet, and a one-way valve is arranged inside the air inlet.

As a preferred embodiment, two sealing rings are arranged on the outer side of the movable plug, and the outer sides of the sealing rings are in contact with the inner wall of the baffle through hole.

As a preferred embodiment, the top cover is provided with a barometer at the top.

Compared with the prior art, the utility model has the advantages and positive effects that when liquid is required to enter the cavity, the liquid enters the cavity through the valve component of the connecting pipeline, the three tanks are connected through the annular pipeline, the gas communication and disconnection between each air bag are controlled through the adjusting component, when the internal pressure of the air bags is different, the movable plug is controlled to move through the adjusting component, so that the movable plug is separated from the through hole on one side of the baffle, the internal pressure of the air bag with higher pressure is communicated with the air bag with lower pressure, the pressure of the two air bags can be balanced, each air bag is connected with each other, the air bags can be used under different working pressures, and the inflation pressure of different working cavities can be adjusted.

Drawings

FIG. 1 is a schematic view of the internal structure of a single tank and annular tube of a multi-chamber damper providing multiple stage pressure settings in accordance with the present utility model;

FIG. 2 is a front cross-sectional view of a multi-chamber damper providing a multi-stage pressure setting in accordance with the present utility model;

FIG. 3 is an enlarged schematic view of the multi-chamber damper of FIG. 2A providing a multi-stage pressure setting in accordance with the present utility model;

FIG. 4 is an enlarged schematic view of the multi-chamber damper of FIG. 2 at B in accordance with the present utility model providing a multi-stage pressure setting.

Legend description: 1. a tank body; 2. an air bag; 3. a cavity; 4. a mushroom valve; 5. a return spring; 6. a bushing; 7. an electromagnet; 8. iron blocks; 9. a connecting rod; 10. a baffle; 11. a seal ring; 12. a movable plug; 13. a first spring; 14. a one-way valve; 15. an air inlet; 16. a limiting ring; 17. a fixed interface; 18. a fixing ring; 19. an annular pipe; 20. a top cover; 21. an air pressure gauge; 22. a connecting pipe; 23. a fixing plate; 24. a slide bar; 25. and a displacement block.

Detailed Description

The utility model will be further described with reference to the drawings and the specific embodiments

Examples

As shown in fig. 1 to 4, the present utility model provides a technical solution: including three jar body 1 and two annular pipeline 19, the equal threaded connection in top of jar body 1 has top cap 20, the inside of jar body 1 is provided with gasbag 2, be provided with cavity 3 between the outside of the inner wall of jar body 1 and gasbag 2, the equal fixedly connected with connecting tube 22 in bottom of jar body 1, connecting tube 22's inside is provided with valve assembly, two annular pipeline 19 set up respectively between two adjacent top caps 20 through the ring flange, annular pipeline 19's inside fixedly connected with two baffles 10, annular pipeline 19's inside just is located one side of baffle 10 and is provided with adjusting part, one side of adjusting part is provided with movable plug 12, the outside of movable plug 12 contacts with the inner wall of baffle 10 one side through-hole.

In this embodiment, when liquid is required to enter the cavity 3, the liquid enters the cavity 3 through the valve component of the connecting pipeline 22, the three tanks 1 are connected through the annular pipeline 19, the gas communication and disconnection between each air bag 2 are controlled through the adjusting component, when the internal pressure of the air bags 2 is different, the movable plug 12 is controlled to move through the adjusting component, the movable plug 12 is separated from the through hole on one side of the baffle 10, so that the internal pressure of the air bags 2 with larger pressure is communicated with the air bags 2 with smaller pressure, the pressure of the two air bags 2 can be balanced, each air bag 2 is connected with each other, the use under different working pressures can be met, and the inflation pressure of different working cavities can be adjusted.

Examples

As shown in fig. 1-4, the valve assembly comprises a mushroom valve 4, a fixed plate 23 is fixedly connected inside a connecting pipeline 22, a sliding rod 24 is fixedly connected to the bottom of the mushroom valve 4, a reset spring 5 is arranged outside the sliding rod 24 and between the mushroom valve 4 and the fixed plate 23, one end of the sliding rod 24 extends to the bottom of the fixed plate 23 and is fixedly connected with a displacement block 25, a through hole is formed in the top of the fixed plate 23, when liquid is about to enter the cavity 3, the mushroom valve 4 moves upwards, and the liquid enters the cavity 3 through the through hole in the top of the fixed plate 23.

Wherein, adjusting part includes bushing 6, the inside fixedly connected with bushing 6 of annular duct 19, one side sliding connection of bushing 6 has connecting rod 9, activity stopper 12 one side and the one end fixed connection of connecting rod 9, the connecting rod 9 outside just is located between bushing 6 and the baffle 10 and is provided with first spring 13, the other end fixedly connected with iron plate 8 of connecting rod 9, annular duct 19 inside is provided with electro-magnet 7, when the gas in two gasbags 2 needs the intercommunication, carry out the circular telegram to adsorb iron plate 8 to electro-magnet 7, iron plate 8 drives connecting rod 9 and activity stopper 12 and removes, gas can flow through the through-hole of baffle 10.

Wherein, gasbag 2 top fixedly connected with fixed interface 17, fixed interface 17 top fixedly connected with solid fixed ring 18, top cap 20 inner wall fixedly connected with spacing ring 16, spacing ring 16 bottom is inconsistent with the top of solid fixed ring 18, through the effect of spacing ring 16 and solid fixed ring 18, fixed gasbag 2, when needs change gasbag 2, disconnection annular duct 19 and top cap 20 are connected, take off top cap 20, can directly take out gasbag 2 through solid fixed interface 17, accomplish the change of gasbag 2.

Wherein, top cap 20 top is provided with air inlet 15, and air inlet 15 is inside to be provided with check valve 14, can prevent the gas backward flow in gasbag 2 under the effect of check valve 14 in the in-process of inflating gasbag 2.

Wherein, the outside of activity stopper 12 is provided with two sealing washer 11, and the outside of sealing washer 11 is inconsistent with the inner wall of baffle 10 through-hole, can cut off the gas on activity stopper 12 both sides, prevents that gas from flowing, influences the atmospheric pressure.

The top cover 20 is provided with a barometer 21 at the top, and the air pressure in the air bag 2 is monitored at any time through the barometer 21.

Working principle: under normal condition fungus shape valve 4 and jar body 1 bottom are not laminated, before using, inflate gasbag 2, make gasbag 2 inflation, extrude fungus shape valve 4, make fungus shape valve 4 move down, with jar body 1 bottom laminating, when gas in two adjacent gasbags 2 needs the intercommunication, carry out the circular telegram to electro-magnet 7 and adsorb iron plate 8, iron plate 8 drives connecting rod 9 and activity stopper 12 and remove, tensile first spring 13, gas can flow through the through-hole of baffle 10, monitor the atmospheric pressure in the gasbag 2 through barometer 21, when reaching the requirement atmospheric pressure, outage to electro-magnet 7, activity stopper 12 moves under the elasticity effect of first spring 13, get back to the state that contacts with baffle 10 through-hole inner wall, cut off the gas between two gasbags 2, accomplish the gas pressure adjustment between the gasbag 2, then when liquid pressure is great, can get into cavity 3 inside through connecting pipe 22, can promote fungus shape valve 4 and move up this moment, and tensile reset spring 5, after getting into cavity 3, the higher fluid can extrude 2, make gasbag 2 shrink inside gas, gas shrink, make the gas need be out of the annular chamber 2 when the gas is big, when the annular top cap 20 is taken out to the gas, when the gas is required to be changed to the gasbag 2, when the annular top cap 20 is taken out to the gas, when the top cap 20 is changed, the top cap 20 is directly is taken out to the gas, when the gas is required to be changed to the gas is removed, the top cap is changed, when the top cap is connected to the cavity is 20.

Claims

1. Multi-cavity damper that multistage pressure set up, including three jar body (1) and two annular pipeline (19), its characterized in that: the utility model discloses a jar of internal heat exchanger, including jar body (1), inside and including jar body (1), top cover (20) are all threaded connection at the top of jar body (1), the inside of jar body (1) is provided with gasbag (2), be provided with cavity (3) between the outside of the inner wall of jar body (1) and gasbag (2), the equal fixedly connected with connecting tube (22) in bottom of jar body (1), the inside of connecting tube (22) is provided with valve assembly, two ring conduit (19) set up between two adjacent top covers (20) through the ring flange respectively, the inside fixedly connected with of ring conduit (19) two baffles (10), the inside of ring conduit (19) just is provided with adjusting part in one side of baffle (10), one side of adjusting part is provided with movable plug (12), the outside of movable plug (12) contacts with the inner wall of baffle (10) one side through-hole.

2. The multi-stage pressure set multi-chamber damper of claim 1, wherein: the valve assembly comprises a mushroom valve (4), a fixed plate (23) is fixedly connected inside the connecting pipeline (22), a sliding rod (24) is fixedly connected to the bottom of the mushroom valve (4), a reset spring (5) is arranged between the mushroom valve (4) and the fixed plate (23) outside the sliding rod (24), one end of the sliding rod (24) extends to the bottom of the fixed plate (23) and is fixedly connected with a displacement block (25), and a through hole is formed in the top of the fixed plate (23).

3. The multi-stage pressure set multi-chamber damper of claim 1, wherein: the adjusting component comprises a bushing plate (6), the bushing plate (6) is fixedly connected to the inside of the annular pipeline (19), a connecting rod (9) is connected to one side of the bushing plate (6) in a sliding mode, one side of the movable plug (12) is fixedly connected with one end of the connecting rod (9), a first spring (13) is arranged on the outer side of the connecting rod (9) and located between the bushing plate (6) and the baffle plate (10), an iron block (8) is fixedly connected to the other end of the connecting rod (9), and an electromagnet (7) is arranged inside the annular pipeline (19).

4. The multi-stage pressure set multi-chamber damper of claim 1, wherein: the top of the air bag (2) is fixedly connected with a fixing interface (17), the top of the fixing interface (17) is fixedly connected with a fixing ring (18), the inner wall of the top cover (20) is fixedly connected with a limiting ring (16), and the bottom of the limiting ring (16) is in contact with the top of the fixing ring (18).

5. The multi-stage pressure set multi-chamber damper of claim 1, wherein: the top cover (20) top is provided with air inlet (15), air inlet (15) inside is provided with check valve (14).

6. The multi-stage pressure set multi-chamber damper of claim 1, wherein: two sealing rings (11) are arranged on the outer side of the movable plug (12), and the outer sides of the sealing rings (11) are in contact with the inner wall of the through hole of the baffle (10).

7. The multi-stage pressure set multi-chamber damper of claim 1, wherein: the top of the top cover (20) is provided with a barometer (21).