CN220774645U

CN220774645U - Exhaust plug of storage battery

Info

Publication number: CN220774645U
Application number: CN202322190605.9U
Authority: CN
Inventors: 刘兴盛; 刘仁川; 罗士传
Original assignee: Haizhi Power Supply Technology Ganzhou Co ltd
Current assignee: Haizhi Power Supply Technology Ganzhou Co ltd
Priority date: 2023-08-15
Filing date: 2023-08-15
Publication date: 2024-04-12
Anticipated expiration: 2033-08-15

Abstract

The utility model discloses a storage battery exhaust gas plug, which comprises: the exhaust barrel is provided with a barrel cover in a threaded manner, the lower part of the exhaust barrel is provided with an air inlet cavity, the inner top of the air inlet cavity is fixedly provided with a spring, and the lower end of the spring is fixedly provided with a pressing plate; the inside of aiutage is equipped with the exhaust chamber, has seted up the exhaust hole on the section of thick bamboo wall of aiutage, exhaust hole and exhaust chamber intercommunication, exhaust chamber and inlet chamber intercommunication, the clamp plate supports to press at the interface of inlet chamber and exhaust chamber, and exhaust chamber internally mounted has the air cushion, on the one hand can avoid external having impurity gas to flow back to cause the pollution to battery inside electrolyte, on the other hand filters exhaust gas through the air cushion, reduces emission pollution.

Description

Exhaust plug of storage battery

Technical Field

The utility model relates to the technical field of storage batteries, in particular to an exhaust plug of a storage battery.

Background

The storage battery is subjected to chemical reaction in the charge and discharge process, so that gases such as hydrogen, oxygen and the like are generated, and an exhaust plug is arranged on the battery to release the gases in order to ensure the safety of the storage battery.

The patent of China patent publication No. CN210591432U, its publication day is 20200522, it discloses a hydrogen energy automobile battery blast pipe, be used for connecting the venthole of automobile battery and the fixed orifices on the automobile body, outside with the gas discharge car in the battery, this blast pipe includes body and fastener, both ends of body all have the opening, be air inlet and gas vent respectively, the gas vent outer wall is equipped with a plurality of annular bayonet sockets, the fastener is the elastic component, including sleeve pipe portion and expansion portion, the expansion portion is the funnel-shaped, sleeve pipe portion is connected in the thinner one end of expansion portion, sleeve pipe portion and expansion portion cover are in the gas vent outer wall, and the thinner one end of expansion portion is close to the gas vent, sleeve pipe portion and gas vent outer wall fixed connection, the gas vent inserts in the venthole of battery and annular bayonet socket card goes into the venthole of battery, gas vent and fastener insert in the fixed orifices on the automobile body, expansion portion is fixed in the fixed orifices through the interference fit with the fixed orifices on the automobile body.

The device can solve the corresponding technical problem, achieves rust prevention, wear resistance and convenient installation, but the exhaust pipe is easy to flow back to the storage battery from the exhaust pipe to pollute electrolyte in the storage battery when the exhaust pipe is in idle process, and the service life of the storage battery is reduced.

Disclosure of Invention

The utility model aims to provide a storage battery exhaust gas plug, which solves the problems that when the existing storage battery exhaust pipe is used, gas with impurities outside is easy to flow back into the storage battery from the exhaust pipe, pollution is caused to electrolyte in the storage battery, and the service life of the storage battery is reduced by arranging a spring, a pressing plate and an air cushion.

In order to achieve the above purpose, the main technical scheme adopted by the utility model comprises the following steps:

a battery vent plug comprising: the exhaust barrel is connected with an exhaust hole of the storage battery, a barrel cover is arranged on the exhaust barrel in a threaded manner, an air inlet cavity is arranged at the lower part of the exhaust barrel, a spring is fixedly arranged at the inner top part of the air inlet cavity, and a pressing plate is fixedly arranged at the lower end of the spring; the inside of aiutage is equipped with the aiutage chamber, the exhaust hole has been seted up on the section of thick bamboo wall of aiutage, the exhaust hole with the aiutage chamber intercommunication, the aiutage chamber with the chamber intercommunication that admits air, the clamp plate supports to press the inlet chamber with the butt joint in aiutage chamber, the aiutage chamber internally mounted has the air cushion.

As the preferable technical scheme, a chute is formed in the inner wall of the air inlet cavity, a sliding block is slidably arranged in the chute, and one end of the sliding block is fixedly connected with one end of the pressing plate.

As a preferable technical scheme, the bottom of the pressing plate is fixedly provided with a sealing gasket.

As the preferable technical scheme, the top of the exhaust funnel is provided with a slot, the inside of the slot is fixedly inserted with a mounting rod, one end of the mounting rod extends into the exhaust cavity, and the air cushion is mounted on the mounting rod.

As the preferable technical scheme, the air cushion further comprises a fixed block, a pressing sheet and a bolt, wherein the fixed block is fixedly arranged at the bottom of the mounting rod, the pressing sheet is pressed at the bottom of the air cushion, and the pressing sheet is fixed with the fixed block through the bolt.

As an optimal technical scheme, the lower end of the exhaust funnel is sleeved with a gasket.

As the preferable technical scheme, the outer wall of the exhaust funnel is integrally formed with anti-skid stripes.

The utility model has at least the following beneficial effects:

according to the storage battery exhaust air plug, the exhaust barrel is connected with the storage battery exhaust hole, gas generated in the charging and discharging process of the storage battery enters the air inlet cavity, the pressure plate is jacked up by the gas exhausted from the storage battery under the action of the gas pressure, so that the air inlet cavity is communicated with the exhaust cavity, the gas enters the exhaust cavity and is filtered through the air cushion, harmful gas and liquid are filtered, finally the filtered gas is exhausted from the exhaust hole, when the gas pressure in the air inlet cavity is too small, the spring automatically drives the pressure plate to seal the interface of the air inlet cavity and the exhaust cavity, on one hand, pollution to electrolyte in the storage battery caused by reverse flow of foreign gas on the outside can be avoided, and on the other hand, the exhausted gas is filtered through the air cushion, so that emission pollution is reduced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:

FIG. 1 is a perspective view of a battery vent plug according to the present utility model;

FIG. 2 is a cut-away view of a battery vent plug according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure of portion A of FIG. 2 according to the present utility model;

fig. 4 is an enlarged schematic view of the B-section structure of fig. 2 according to the present utility model.

Reference numerals illustrate:

1. an exhaust pipe; 11. a gasket; 12. anti-skid stripes; 13. a slot; 2. a cylinder cover; 3. an air inlet cavity; 31. a chute; 32. a slide block; 4. an exhaust chamber; 41. an exhaust hole; 5. a spring; 6. a pressing plate; 61. a sealing gasket; 7. a mounting rod; 8. a fixed block; 81. tabletting; 82. a bolt; 9. and (5) an air cushion.

Detailed Description

The embodiments of the present application will be described in detail below with reference to the accompanying drawings and examples, so that the implementation process of how the technical means are applied to solve the technical problems and achieve the technical effects of the present application can be fully understood and implemented accordingly.

Referring to fig. 1 to 4, an embodiment of the present utility model provides a battery exhaust plug, including: the exhaust funnel 1 is connected with and communicated with an exhaust hole of the storage battery, a funnel cover 2 is arranged on the exhaust funnel 1 in a threaded manner, an air inlet cavity 3 is arranged at the lower part of the exhaust funnel 1, a spring 5 is fixedly arranged at the inner top part of the air inlet cavity 3, and a pressing plate 6 is fixedly arranged at the lower end of the spring 5; the inside of aiutage 1 is equipped with exhaust chamber 4, has seted up exhaust hole 41 on the section of thick bamboo wall of aiutage 1, and exhaust hole 41 and exhaust chamber 4 intercommunication, exhaust chamber 4 and inlet chamber 3 intercommunication, clamp plate 6 support and press at the butt joint mouth of inlet chamber 3 and exhaust chamber 4, and exhaust chamber 4 internally mounted has air cushion 9, on the one hand can avoid the external world to have impurity gas to flow backward to cause the pollution to battery inside electrolyte, on the other hand filters exhaust gas through air cushion 9, reduces emission pollution.

Wherein, the inner wall of the air inlet cavity 3 is provided with a chute 31, the inside of the chute 31 is slidably provided with a slide block 32, one end of the slide block 32 is fixedly connected with one end of the pressure plate 6, the air exhaust pressure generated in the storage battery enters from the air inlet cavity 3, under the action of the air pressure, the air exhausted from the storage battery jacks up the pressure plate 6, the air inlet cavity 3 is communicated with the air exhaust cavity 4, the air exhaust cavity 4 is provided with a left air exhaust cavity and a right air exhaust cavity 4 which are respectively communicated with the air inlet cavity 3, when the air jacks up the pressure plate 6, the slide block 32 is convenient for assisting the two ends of the pressure plate 6 to be jacked up simultaneously, the air can be branched into the two air exhaust cavities 4 to facilitate the air exhaust, the bottom of the pressure plate 6 is fixedly provided with a sealing gasket 61, the sealing gasket 61 is a rubber gasket, when the storage battery is not used, the air in the air exhaust cavity 4 can be prevented from flowing back into the air inlet cavity 3 to pollute the storage battery, the sealing gasket 61 is used for increasing the tightness between the pressing plate 6 and the cavity mouth of the exhaust cavity 4, the top end of the exhaust funnel 1 is provided with a slot 13, the inside of the slot 13 is fixedly inserted with a mounting rod 7, one end of the mounting rod 7 stretches into the inside of the exhaust cavity 4, the air cushion 9 is arranged on the mounting rod 7, the slot 13 is convenient for fixing the mounting rod 7, the mounting rod 7 is convenient to take out, the sealing gasket further comprises a fixing block 8, a pressing sheet 81 and a bolt 82, the fixing block 8 is fixedly arranged at the bottom of the mounting rod 7, the pressing sheet 81 is pressed at the bottom of the air cushion 9, the pressing sheet 81 is fixed with the fixing block 8 through the bolt 82, the air cushion 9 is convenient to install and fix, the air cushion 9 is convenient to replace, the lower end of the exhaust funnel 1 is sleeved with a gasket 11, the sealing performance of the exhaust funnel 1 and the exhaust hole of a storage battery is increased, the outer wall of the exhaust funnel 1 is integrally formed with an anti-skid strip 12, the exhaust funnel 1 is convenient to be screwed and connected with the exhaust hole of the storage battery, the exhaust funnel 1 is convenient to mount and dismount.

Working principle: during the use, with aiutage 1 and battery exhaust hole connection, the inside of battery charge and discharge in-process produced gas entering air inlet chamber 3, under the effect of gas pressure, the inside exhaust gas of battery jack-up clamp plate 6 for air inlet chamber 3 and exhaust chamber 4 intercommunication, gas filters through air cushion 9 after entering air outlet chamber 4, filter harmful gas liquid, the gas after filtering is discharged from exhaust hole 41 at last, when air inlet chamber 3 inside atmospheric pressure is too little, spring 5 drives clamp plate 6 automatically and seals exhaust chamber 4 and air inlet chamber 3 interface department, avoid the external world to have impurity gas to flow back, cause the pollution to battery inside electrolyte.

While the foregoing description illustrates and describes the preferred embodiments of the present utility model, it is to be understood that the utility model is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, and is capable of numerous other combinations, modifications and environments and is capable of changes or modifications within the scope of the inventive concept as described herein, either as a result of the foregoing teachings or as a result of the knowledge or technology in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.

Claims

1. A battery vent plug, comprising:

the exhaust funnel (1), exhaust funnel (1) is connected with the exhaust hole of the storage battery, the screw thread of exhaust funnel (1) is provided with a cylinder cover (2), the lower part of exhaust funnel (1) is provided with an air inlet cavity (3), the inner top of air inlet cavity (3) is fixedly provided with a spring (5), and the lower end of spring (5) is fixedly provided with a pressing plate (6);

the inside of aiutage (1) is equipped with exhaust chamber (4), exhaust hole (41) have been seted up on the section of thick bamboo wall of aiutage (1), exhaust hole (41) with exhaust chamber (4) intercommunication, exhaust chamber (4) with inlet chamber (3) intercommunication, clamp plate (6) support and press inlet chamber (3) with the butt joint mouth of exhaust chamber (4), exhaust chamber (4) internally mounted has air cushion (9).

2. A battery vent plug as in claim 1 wherein: a sliding groove (31) is formed in the inner wall of the air inlet cavity (3), a sliding block (32) is slidably mounted in the sliding groove (31), and one end of the sliding block (32) is fixedly connected with one end of the pressing plate (6).

3. A battery vent plug as in claim 1 wherein: the bottom of the pressing plate (6) is fixedly provided with a sealing gasket (61).

4. A battery vent plug as in claim 1 wherein: the exhaust funnel is characterized in that a slot (13) is formed in the top end of the exhaust funnel (1), a mounting rod (7) is fixedly inserted into the slot (13), one end of the mounting rod (7) extends into the exhaust cavity (4), and the air cushion (9) is mounted on the mounting rod (7).

5. The battery vent plug of claim 4, wherein: still include fixed block (8), preforming (81) and bolt (82), fixed block (8) fixed mounting is in the bottom of installation pole (7), preforming (81) support and press the bottom of air cushion (9), just preforming (81) pass through bolt (82) with fixed block (8) is fixed.

6. A battery vent plug as in claim 1 wherein: the lower end of the exhaust funnel (1) is sleeved with a gasket (11).

7. The battery vent plug of claim 6, wherein: the outer wall of the exhaust funnel (1) is integrally formed with anti-skid stripes (12).