CN216488386U

CN216488386U - Power battery safety valve with liquid leakage prevention function

Info

Publication number: CN216488386U
Application number: CN202123148926.XU
Authority: CN
Inventors: 孔朋
Original assignee: Qufu Shengwei Power Technology Co ltd
Current assignee: Qufu Shengwei Power Technology Co ltd
Priority date: 2021-12-15
Filing date: 2021-12-15
Publication date: 2022-05-10
Anticipated expiration: 2031-12-15

Abstract

The utility model provides a power battery relief valve with prevention of liquid leakage function. The mounting structure comprises a mounting plate, the locating hole has been seted up to the four corners department of mounting panel, the installation component is installed to the top of mounting panel, the center department of mounting panel sets up the gas pocket, the inside of gas pocket has the pipeline through using sealing washer sealing connection. The utility model provides a pair of power battery relief valve with prevention of liquid leakage function, this device design has the installation component, fixed mounting is carried out to the pipeline through fixed plate and the locating plate that adopts two "U" type structures, and block the clearance between two limiting plates with the locating plate, not only conveniently carry out the fast assembly to the pipeline like this, fine leakproofness has still been played, and the design has the pressure release component still, adopt interior taper and the mutual laminating of external taper to connect the stopcock, not only can make it open and shut the convenience like this, can also be fine carry out the separation to the liquid in the battery package, fine prevention of liquid leakage function has been played.

Description

Power battery safety valve with liquid leakage prevention function

Technical Field

The utility model relates to a power battery relief valve technical field especially relates to a power battery relief valve with prevention of liquid leakage function.

Background

The power battery is a power supply for providing a power source for tools, and is mainly different from a starting battery for starting an automobile engine.

The power battery safety valve on the existing market exists in the working use, and the safety valve is mostly single activity pressure release from top to bottom, causes the condition of answering the inside weeping that the valve body caused when the pressure release very easily like this and takes place to the installation of safety valve is comparatively loaded down with trivial details, and the user can not be quick carries out the problem of equipment connection to the safety valve.

Therefore, it is necessary to provide a safety valve for a power battery with a liquid leakage prevention function to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a power battery relief valve with prevention of liquid leakage function has solved the relief valve and has mostly single upper and lower activity pressure release, causes the condition emergence of the inside weeping that the valve body caused when the pressure release of answering very easily like this to the installation of relief valve is comparatively loaded down with trivial details, and the user can not be quick carries out the problem of equipment connection to the relief valve.

For solving the technical problem, the utility model provides a pair of power battery relief valve with prevention of liquid leakage function, including the mounting panel, the locating hole has been seted up to the four corners department of mounting panel, the installation component is installed to the top of mounting panel, the center department of mounting panel sets up the gas pocket, there is the pipeline inside through using sealing washer sealing connection of gas pocket, the outer wall of pipeline is fixed with the limiting plate, and the quantity of limiting plate is two, the top threaded connection of pipeline has the linking pipe, the valve body subassembly is installed to the top of linking pipe, the externally mounted of valve body subassembly has the pressure release subassembly, and the quantity of pressure release subassembly is two.

Preferably, the mounting assembly comprises a fixing plate fixed on the upper surface of the mounting plate, a positioning plate is fixedly mounted on the upper surface of the fixing plate through bolts, and notches are formed in the inner wall of the positioning plate.

Preferably, the valve body assembly comprises a valve cavity fixed on the upper surface of the connecting pipe, a sealing plate is arranged on the bottom surface of the inner wall of the valve cavity, a movable plate is mounted on the upper surface of the sealing plate, and a first spring is fixed between the top surface of the inner wall of the valve cavity and the upper surface of the movable plate.

Preferably, the top of the sealing plate is connected with a movable plate in a clamping manner through a clamping block, and the movable plate forms an elastic reset structure with the valve cavity through a first spring.

Preferably, the pressure release subassembly is including the pressure release pipe that is fixed in the valve body subassembly outer wall, the inside of pressure release pipe is fixed with the snap ring, the one end of pressure release pipe and the one side that is located the snap ring are embedded to have a stopcock, the snap ring is fixed with the second spring with relative one side of stopcock, a plurality of through-holes have been seted up to the outer wall of pressure release pipe.

Preferably, the pipe plug forms an elastic resetting structure through the second spring and the snap ring, and the cross section of the pipe plug is of a conical structure.

Compared with the prior art, the utility model provides a pair of power battery relief valve with prevention of liquid leakage function has following beneficial effect:

this device design has the installation component, fixed mounting is carried out to the pipeline through fixed plate and the locating plate that adopts two "U" type structures, and block the clearance between two limiting plates with the locating plate, so not only conveniently carry out the fast assembly installation to the pipeline, fine leakproofness has still been played, and it has the pressure release subassembly still to design, adopt interior taper and the mutual laminating of external taper to connect the stopcock, so not only can make it open and shut the convenience, can also finely carry out the separation to the liquid in the battery package, fine prevention of liquid leakage function has been played.

Drawings

Fig. 1 is a schematic structural view of a safety valve of a power battery with a liquid leakage prevention function according to a preferred embodiment of the present invention;

FIG. 2 is a schematic view of the mounting assembly shown in FIG. 1 in a disassembled configuration;

FIG. 3 is a schematic structural view of the valve body assembly shown in FIG. 1;

fig. 4 is a schematic cross-sectional view of the pressure relief assembly shown in fig. 1.

Reference numbers in the figures: 1. mounting a plate; 2. positioning holes; 3. mounting the component; 31. a fixing plate; 32. positioning a plate; 33. a notch; 4. air holes; 5. a pipeline; 6. a limiting plate; 7. connecting the pipe; 8. a valve body assembly; 81. a valve cavity; 82. a sealing plate; 83. a movable plate; 84. a first spring; 9. a pressure relief assembly; 91. a pressure relief pipe; 92. a snap ring; 93. a pipe plug; 94. a second spring; 95. and a through hole.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, wherein fig. 1 is a schematic structural diagram of a safety valve of a power battery with a liquid leakage prevention function according to a preferred embodiment of the present invention; FIG. 2 is a schematic view of the mounting assembly shown in FIG. 1 in a disassembled configuration; FIG. 3 is a schematic structural view of the valve body assembly shown in FIG. 1; FIG. 4 is a schematic cross-sectional view of the pressure relief assembly shown in FIG. 1. The utility model provides a power battery relief valve with prevention of liquid leakage function, including mounting panel 1, locating hole 2 has been seted up to the four corners department of mounting panel 1, installation component 3 is installed to the top of mounting panel 1, the center department of mounting panel 1 sets up gas pocket 4, there is pipeline 5 inside through using sealing washer sealing connection 4, the outer wall of pipeline 5 is fixed with limiting plate 6, and the quantity of limiting plate 6 is two, the top threaded connection of pipeline 5 has linking pipe 7, valve body subassembly 8 is installed to the top of linking pipe 7, the externally mounted of valve body subassembly 8 has pressure release subassembly 9, and the quantity of pressure release subassembly 9 is two.

Installation component 3 is including being fixed in the fixed plate 31 of mounting panel 1 upper surface, and there is locating plate 32 fixed surface of fixed plate 31 through using bolt fixed mounting, and notch 33 has been seted up to the inner wall of locating plate 32, installs through using the bolt, has so not only played fine stability, still conveniently disassembles the equipment.

The valve body assembly 8 comprises a valve cavity 81 fixed on the upper surface of the connecting pipe 7, a sealing plate 82 is arranged on the bottom surface of the inner wall of the valve cavity 81, a movable plate 83 is arranged on the upper surface of the sealing plate 82, and a first spring 84 is fixed between the top surface of the inner wall of the valve cavity 81 and the upper surface of the movable plate 83.

The top of the sealing plate 82 is connected with the movable plate 83 by using a clamping block, and the movable plate 83 forms an elastic return structure with the valve cavity 81 through a first spring 84.

Pressure relief subassembly 9 is including being fixed in the pressure release pipe 91 of 8 outer walls of valve body group spare, and the inside of pressure release pipe 91 is fixed with snap ring 92, and the one end of pressure release pipe 91 just is located one side of snap ring 92 embedded pipe plug 93, and snap ring 92 and pipe plug 93 relative one side are fixed with second spring 94, and a plurality of through-holes 95 have been seted up to the outer wall of pressure release pipe 91.

The pipe plug 93 and the snap ring 92 form an elastic reset structure through the second spring 94, the cross section of the pipe plug 93 is in a tapered structure, and the two pressure relief assemblies 9 have the same structure.

The utility model provides a pair of power battery relief valve with prevention of liquid leakage function's theory of operation as follows:

firstly, a user needs to install and connect the pipeline 5 before using the pipeline, the bottom of the pipeline 5 needs to be inserted into the air hole 4 during installation, then the user places the positioning plate 32 on the fixed plate 31 to enable the notch 33 in the positioning plate 32 to be attached to the outer wall of the pipeline 5, after the attachment is completed, the positioning plate 32 and the fixed plate 31 are fastened and rotated by using bolts, the pipeline 5 can be limited and stabilized by a gap formed by two limiting plates 6 during the rotation, then the user rotates the connecting pipe 7 to be fastened and connected with the pipeline 5, so that the valve body assembly 8 and the pressure relief assembly 9 are installed, then the installation plate 1 and the shell of the battery pack are connected and installed, and therefore when the pressure in the battery pack is higher, the user can abut against the sealing plate 82 to control the movable plate 83 to enable the first spring 84 to perform compression movement, so that the sealing plate 82 can ascend, when the pressure rises, the gas enters the pressure relief pipe 91 from the valve cavity 81, and then the gas collides with the pipe plug 93 to extend the second spring 94, and finally the gas is dispersed in the through hole 95.

this device design has installation component 3, fixed plate 31 and locating plate 32 through adopting two "U" type structures come to carry out fixed mounting to pipeline 5, and block the clearance between two limiting plates 6 with locating plate 32, not only conveniently carry out the fast assembly installation to pipeline 5 like this, fine leakproofness has still been played, and it has pressure release component 9 still to design, adopt interior taper and the laminating each other of external taper to connect stopcock 93, so not only can make it open and shut the convenience, can also finely carry out the separation to the liquid in the battery package, fine leak protection liquid function has been played.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a power battery relief valve with prevention of liquid leakage function, includes mounting panel (1), its characterized in that: locating hole (2) have been seted up to the four corners department of mounting panel (1), installation component (3) are installed to the top of mounting panel (1), the center department of mounting panel (1) sets up gas pocket (4), the inside of gas pocket (4) has pipeline (5) through using sealing washer sealing connection, the outer wall of pipeline (5) is fixed with limiting plate (6), and the quantity of limiting plate (6) is two, the top threaded connection of pipeline (5) has linking pipe (7), valve body component (8) are installed to the top of linking pipe (7), the externally mounted of valve body component (8) has pressure release subassembly (9), and the quantity of pressure release subassembly (9) is two.

2. The safety valve for the power battery with the liquid leakage prevention function is characterized in that the mounting assembly (3) comprises a fixing plate (31) fixed on the upper surface of the mounting plate (1), a positioning plate (32) is fixedly mounted on the upper surface of the fixing plate (31) through bolts, and a notch (33) is formed in the inner wall of the positioning plate (32).

3. The safety valve for the power battery with the liquid leakage prevention function according to claim 1, wherein the valve body assembly (8) comprises a valve cavity (81) fixed on the upper surface of the connecting pipe (7), a sealing plate (82) is arranged on the bottom surface of the inner wall of the valve cavity (81), a movable plate (83) is mounted on the upper surface of the sealing plate (82), and a first spring (84) is fixed between the top surface of the inner wall of the valve cavity (81) and the upper surface of the movable plate (83).

4. The safety valve for power battery with liquid leakage prevention function of claim 3, characterized in that the top of the sealing plate (82) is connected with a movable plate (83) in a snap-fit manner by using a snap-in block, and the movable plate (83) forms an elastic return structure with the valve cavity (81) through a first spring (84).

5. The safety valve for the power battery with the liquid leakage prevention function is characterized in that the pressure relief assembly (9) comprises a pressure relief pipe (91) fixed on the outer wall of the valve body assembly (8), a snap ring (92) is fixed inside the pressure relief pipe (91), a pipe plug (93) is embedded in one end of the pressure relief pipe (91) and located on one side of the snap ring (92), a second spring (94) is fixed on the opposite side of the snap ring (92) and the pipe plug (93), and a plurality of through holes (95) are formed in the outer wall of the pressure relief pipe (91).

6. The safety valve for power battery with liquid leakage prevention function of claim 5, characterized in that the tube plug (93) forms an elastic return structure with the snap ring (92) through the second spring (94), and the cross section of the tube plug (93) is in a tapered configuration.