CN211401669U - Test carrier of explosion-proof valve - Google Patents
Test carrier of explosion-proof valve Download PDFInfo
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- CN211401669U CN211401669U CN201922472381.4U CN201922472381U CN211401669U CN 211401669 U CN211401669 U CN 211401669U CN 201922472381 U CN201922472381 U CN 201922472381U CN 211401669 U CN211401669 U CN 211401669U
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- proof valve
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Abstract
The utility model discloses a test carrier of explosion-proof valve, including last briquetting of explosion-proof valve test and carrier under the explosion-proof valve test. And an explosion test cavity is formed in one surface of the lower explosion-proof valve test carrier, which faces the upper explosion-proof valve test pressing block. Explosion-proof valve standing groove has been seted up on the one side of briquetting on the explosion-proof valve test towards the explosion-proof valve test to carrier under the explosion-proof valve test, and explosion-proof valve standing groove sets up around the accent in explosion test chamber. The depth of the explosion-proof valve placing groove is smaller than that of the explosion testing cavity. A step surface for bearing the edge of the explosion-proof valve is formed between the groove bottom of the explosion-proof valve placing groove and the cavity wall of the explosion testing cavity. And an upper pressing bump for pressing the edge of the explosion-proof valve is formed by protruding one surface of the upper explosion-proof valve testing pressing block facing the lower explosion-proof valve testing carrier. This test carrier passes through the explosion-proof valve standing groove and the corresponding setting of last lug of pressing, can compress tightly the explosion-proof valve in blasting test chamber top, and it is good to compress tightly back gas tightness, effectively avoids the gas leakage in blasting test chamber to influence the test outside the chamber.
Description
Technical Field
The utility model relates to a battery field especially relates to a test carrier of explosion-proof valve.
Background
The battery module explosion-proof device formed by installing the explosion-proof valve and other components on the top cover plate is installed on the single battery block container to form a battery sealing unit. Under certain working life or specific extreme working conditions, gas derived from the working of the battery fluid in the container generates certain pressure in the container, and then the whole container is in explosive danger. In order to protect the safe operation of the single battery block and the battery module, the accumulated derivative pressure gas needs to be released, at the moment, the central part of the explosion-proof valve is pressed by the derivative gas, the explosion-proof valve is torn at the pressure release thinning groove on the explosion-proof valve, the pressure of containers is released, the safety of other parts of the single battery is protected, and the function of protecting the single battery block and the battery module is achieved.
The normal operation of the explosion-proof valve is crucial to the safety protection of the battery, and therefore, the explosion-proof valve needs to be subjected to explosion testing before being installed. The burst test is to pressurize the explosion-proof valve and detect whether the pressure release is completed under a predetermined pressure, so the air tightness in the burst test has a great influence on the test, and the existing test carrier for the burst test needs to be improved in the aspect of air tightness.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a test carrier of explosion-proof valve solves above problem.
To achieve the purpose, the utility model adopts the following technical proposal:
a test carrier of an explosion-proof valve comprises an explosion-proof valve test upper pressing block and an explosion-proof valve test lower carrier;
a blasting test cavity is formed in one surface, facing the upper explosion valve test pressing block, of the lower explosion valve test carrier; an explosion-proof valve placing groove is formed in one surface, facing the explosion-proof valve testing upper pressing block, of the explosion-proof valve testing lower carrier, and the explosion-proof valve placing groove is arranged around the cavity opening of the explosion testing cavity;
the explosion-proof valve placing groove penetrates through the wall of the explosion testing cavity, and the depth of the explosion-proof valve placing groove is smaller than that of the explosion testing cavity; a step surface for bearing the edge of the explosion-proof valve is formed between the bottom of the explosion-proof valve placing groove and the wall of the explosion testing cavity;
and an upper pressing bump for pressing the edge of the explosion-proof valve is formed on one surface of the explosion-proof valve testing upper pressing block facing the explosion-proof valve testing lower carrier in a protruding manner.
Optionally, a through upper pressing block through groove is formed in the upper pressing block for testing the explosion-proof valve, and the upper pressing block surrounds a notch of the through groove of the upper pressing block.
Optionally, two lower loading tool grooves which are respectively arranged on two sides of the blasting test cavity are formed in one surface of the lower loading tool facing the upper explosion valve testing pressing block.
Optionally, the depth of the lower carrier groove is equal to the depth of the explosion-proof valve placing groove.
Optionally, one end of the lower carrier groove penetrates through the groove wall of the explosion-proof valve placing groove, and the other end of the lower carrier groove penetrates through one side face of the explosion-proof valve testing lower carrier;
the side face of the carrier under the test of the explosion-proof valve is adjacent to one face of the upper pressing block facing the test of the explosion-proof valve.
Optionally, an inflation channel communicated to the exterior of the explosion-proof valve test lower carrier is formed in the explosion test cavity.
Optionally, one end of the inflation channel penetrates through the cavity bottom of the blasting test cavity, and the other end of the inflation channel penetrates through one surface of the explosion-proof valve test lower carrier, which deviates from the explosion-proof valve test upper pressing block.
Optionally, at least one lower fixture positioning hole is formed in one surface of the explosion-proof valve testing lower carrier facing the explosion-proof valve testing upper pressing block, and an upper pressing block positioning hole corresponding to the lower fixture positioning hole is formed in one surface of the explosion-proof valve testing upper pressing block facing the explosion-proof valve testing lower carrier;
and a positioning column is inserted into the lower carrier positioning hole or the upper pressing block positioning hole.
Optionally, a plurality of lower carrier mounting holes are formed in the lower carrier for testing the explosion-proof valve, and a plurality of upper press block mounting holes are formed in the upper press block for testing the explosion-proof valve.
Optionally, a notch of the explosion-proof valve placing groove is provided with a fillet.
Compared with the prior art, the utility model discloses following beneficial effect has:
the embodiment of the utility model provides a test carrier of explosion-proof valve through explosion-proof valve standing groove and the corresponding setting of last lug, can compress tightly the explosion-proof valve in blasting test chamber top, and it is good to compress tightly back gas tightness, effectively avoids the gas leakage in blasting test chamber to influence the test outside the chamber.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
The structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention does not have the substantial significance in the technology, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy which can be produced by the present invention and the achievable purpose.
Fig. 1 is a schematic structural view of a test carrier provided in an embodiment of the present invention when an explosion-proof valve is installed;
fig. 2 is a schematic structural diagram of a test carrier according to an embodiment of the present invention;
fig. 3 is another schematic structural diagram of a test carrier according to an embodiment of the present invention.
Illustration of the drawings: 1. testing an upper pressing block of the explosion-proof valve; 11. pressing the bump upwards; 12. an upper pressing block through groove; 13. pressing a block positioning hole; 14. an upper press block mounting hole; 2. the explosion-proof valve tests the lower carrier; 21. blasting the test chamber; 22. An explosion-proof valve placing groove; 23. a lower loading tool groove; 24. downloading a positioning hole; 25. a lower carrier mounting hole; 26. an inflation channel; 3. an explosion-proof valve.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. It should be noted that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
The embodiment of the utility model provides a test carrier of explosion-proof valve can bear explosion test of explosion-proof valve 3 in order to be used for explosion-proof valve 3.
Referring to fig. 1-3, the test carrier of the explosion-proof valve includes an explosion-proof valve test upper pressure block 1 and an explosion-proof valve test lower carrier 2.
And a blasting test cavity 21 is formed in one surface of the explosion-proof valve test lower carrier 2, which faces the explosion-proof valve test upper pressing block 1. Explosion-proof valve standing groove 22 has been seted up on the one side of explosion-proof valve test briquetting 1 towards carrier 2 under the explosion-proof valve test, and explosion-proof valve standing groove 22 sets up around the accent of blasting test chamber 21.
The explosion-proof valve placing groove 22 penetrates through the wall of the blasting test cavity 21, and the depth of the explosion-proof valve placing groove is smaller than that of the blasting test cavity 21. A step surface for bearing the edge of the explosion-proof valve 3 is formed between the groove bottom of the explosion-proof valve placing groove 22 and the cavity wall of the explosion testing cavity 21.
An upper pressing convex block 11 for pressing the edge of the explosion-proof valve 3 is formed on one surface of the explosion-proof valve testing upper pressing block 1 facing the explosion-proof valve testing lower carrier 2 in a protruding mode.
The embodiment of the utility model provides a test carrier of explosion-proof valve through explosion-proof valve standing groove 22 and the corresponding setting of last protruding piece 11, can compress tightly explosion-proof valve 3 in blasting test chamber 21 top, and it is good to compress tightly back gas tightness, effectively avoids blasting test chamber 21's gas leakage to influence the test extraluminal.
Specifically, the notch of the explosion-proof valve placing groove 22 is provided with a fillet to avoid damaging the explosion-proof valve 3.
The embodiment of the utility model provides an in, explosion-proof valve test is gone up and is seted up the last briquetting that link up on briquetting 1 and lead to groove 12, goes up the notch setting that last briquetting led to groove 12 that protruding piece 11 encircles.
The embodiment of the utility model provides an in, explosion-proof valve test lower carrier 2 offers two branches to locate the lower utensil slot 23 of blasting test chamber 21 both sides towards explosion-proof valve test in the one side of briquetting 1.
Specifically, the depth of the lower jig groove 23 is equal to the depth of the explosion-proof valve seating groove 22. One end of the lower carrier groove 23 penetrates through the groove wall of the explosion-proof valve placing groove 22, and the other end penetrates through one side face of the explosion-proof valve testing lower carrier 2. The side face of the carrier 2 under the test of the explosion-proof valve is adjacent to one face of the pressing block 1 on the test of the explosion-proof valve.
By the provision of the lower jig groove 23, the explosion-proof valve 3 can be easily taken out of the explosion-proof valve placing groove 22.
In the present embodiment, the explosion test chamber 21 is provided with an inflation channel 26 communicated to the outside of the explosion-proof valve test lower carrier 2. The inflation passage 26 is used to inflate the burst test chamber 21, thereby increasing the pressure in the burst test chamber 21 and completing the burst test.
Illustratively, one end of the inflation channel 26 penetrates through the bottom of the explosion testing cavity 21, and the other end penetrates through one surface of the explosion valve testing lower carrier 2, which is far away from the explosion valve testing upper pressing block 1.
In the present embodiment, at least one lower fixture positioning hole 24 is formed on a surface of the explosion-proof valve testing lower carrier 2 facing the explosion-proof valve testing upper pressing block 1, and an upper pressing block positioning hole 13 corresponding to the lower fixture positioning hole 24 is formed on a surface of the explosion-proof valve testing upper pressing block 1 facing the explosion-proof valve testing lower carrier 2.
Positioning columns are inserted into the lower press block positioning holes 24 or the upper press block positioning holes 13.
Through the setting of locating hole and reference column, the in-process that the explosion-proof valve test goes up briquetting 1 and presses carrier 2 under the explosion-proof valve test takes place to deviate.
In this embodiment, the explosion-proof valve testing lower carrier 2 has a plurality of lower carrier mounting holes 25, and the explosion-proof valve testing upper press block 1 has a plurality of upper press block mounting holes 14. The explosion-proof valve test lower carrier 2 and the explosion-proof valve test upper pressing block 1 can be respectively installed on the corresponding driving jig through the installation holes so as to realize the function of pressing/keeping away the explosion-proof valve test upper pressing block 1 on the explosion-proof valve test lower carrier 2.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. A test carrier for an explosion-proof valve is characterized by comprising an explosion-proof valve test upper pressing block and an explosion-proof valve test lower carrier;
a blasting test cavity is formed in one surface, facing the upper explosion valve test pressing block, of the lower explosion valve test carrier; an explosion-proof valve placing groove is formed in one surface, facing the explosion-proof valve testing upper pressing block, of the explosion-proof valve testing lower carrier, and the explosion-proof valve placing groove is arranged around the cavity opening of the explosion testing cavity;
the explosion-proof valve placing groove penetrates through the wall of the explosion testing cavity, and the depth of the explosion-proof valve placing groove is smaller than that of the explosion testing cavity; a step surface for bearing the edge of the explosion-proof valve is formed between the bottom of the explosion-proof valve placing groove and the wall of the explosion testing cavity;
and an upper pressing bump for pressing the edge of the explosion-proof valve is formed on one surface of the explosion-proof valve testing upper pressing block facing the explosion-proof valve testing lower carrier in a protruding manner.
2. The test carrier for the explosion-proof valve according to claim 1, wherein the explosion-proof valve test upper pressing block is provided with a through upper pressing block through groove, and the upper pressing block is arranged around a notch of the upper pressing block through groove.
3. The test carrier of the explosion-proof valve as defined in claim 1, wherein two lower carrier grooves are formed on a surface of the lower carrier facing the upper pressure block for testing the explosion-proof valve, and the two lower carrier grooves are respectively formed on two sides of the explosion test chamber.
4. The test carrier of the explosion-proof valve as defined in claim 3, wherein the depth of the lower carrier groove is equal to the depth of the explosion-proof valve seating groove.
5. The test carrier of the explosion-proof valve according to claim 3, wherein one end of the lower carrier groove penetrates through a groove wall of the explosion-proof valve placing groove, and the other end penetrates through one side surface of the explosion-proof valve test lower carrier;
the side face of the carrier under the test of the explosion-proof valve is adjacent to one face of the upper pressing block facing the test of the explosion-proof valve.
6. The test carrier for the anti-explosion valve according to claim 1, wherein the explosion test chamber is provided with an inflation channel communicated to the exterior of the test lower carrier for the anti-explosion valve.
7. The test carrier of the explosion-proof valve according to claim 6, wherein one end of the inflation channel penetrates through the bottom of the explosion test cavity, and the other end penetrates through a surface of the explosion-proof valve test lower carrier, which is away from the explosion-proof valve test upper pressing block.
8. The test carrier of the explosion-proof valve according to claim 1, wherein at least one lower fixture positioning hole is formed on a surface of the lower explosion-proof valve test carrier facing the upper explosion-proof valve test press block, and an upper press block positioning hole corresponding to the lower fixture positioning hole is formed on a surface of the upper explosion-proof valve test press block facing the lower explosion-proof valve test carrier;
and a positioning column is inserted into the lower carrier positioning hole or the upper pressing block positioning hole.
9. The test carrier of the explosion-proof valve as claimed in claim 1, wherein the test carrier has a plurality of lower carrier mounting holes and the upper pressure block has a plurality of upper pressure block mounting holes.
10. The test carrier of the explosion-proof valve according to claim 1, wherein the notch of the explosion-proof valve placing groove is provided with a rounded corner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922472381.4U CN211401669U (en) | 2019-12-31 | 2019-12-31 | Test carrier of explosion-proof valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922472381.4U CN211401669U (en) | 2019-12-31 | 2019-12-31 | Test carrier of explosion-proof valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211401669U true CN211401669U (en) | 2020-09-01 |
Family
ID=72216655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922472381.4U Active CN211401669U (en) | 2019-12-31 | 2019-12-31 | Test carrier of explosion-proof valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211401669U (en) |
-
2019
- 2019-12-31 CN CN201922472381.4U patent/CN211401669U/en active Active
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