CN220752237U - High-power module test fixture - Google Patents
High-power module test fixture Download PDFInfo
- Publication number
- CN220752237U CN220752237U CN202322099213.1U CN202322099213U CN220752237U CN 220752237 U CN220752237 U CN 220752237U CN 202322099213 U CN202322099213 U CN 202322099213U CN 220752237 U CN220752237 U CN 220752237U
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- CN
- China
- Prior art keywords
- power module
- shell
- laminated busbar
- current capacitor
- test fixture
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- 238000012360 testing method Methods 0.000 title claims abstract description 23
- 239000003990 capacitor Substances 0.000 claims abstract description 24
- 239000000178 monomer Substances 0.000 claims abstract description 18
- 230000017525 heat dissipation Effects 0.000 claims description 6
- 238000009423 ventilation Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 9
- 238000004146 energy storage Methods 0.000 description 7
- 238000011161 development Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
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- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The utility model discloses a high-power module testing tool. Comprising the following steps: the right side of the shell is provided with an opening; the laminated busbar is arranged outside the opening and is detachably connected with the shell through a mounting fixing piece; the direct-current capacitor monomers are arranged in the shell, the front ends of the direct-current capacitor monomers are electrically connected with the laminated busbar, and the rear ends of the direct-current capacitor monomers are detachably connected with the left end face of the shell; wherein, a plurality of first PON potentials used for connecting the power module are arranged on the front surface of the laminated busbar; and a plurality of second PON potentials for measuring voltage are arranged on the side face of the laminated busbar. The beneficial effects of the utility model are as follows: the power module comprises a laminated busbar, a plurality of power modules and a plurality of direct current capacitor monomers electrically connected with the laminated busbar, wherein the laminated busbar is provided with a plurality of first PON potentials for connecting the power modules and a plurality of second PON potentials for measuring voltages.
Description
Technical Field
The utility model relates to the technical field of energy storage inverters, in particular to a high-power module testing tool.
Background
With the continuous development of the energy storage industry, the global installation quantity is improved, and the energy storage inverter is an indispensable part of an energy storage system. For a three-level inverter, 3 power modules are required for one prototype, each power module needs to be assembled and tested, and the cost of the power modules accounts for a large part of the whole machine. Therefore, each power module needs to be subjected to weak current test to perform high current test on the whole machine, and a tool convenient for performing primary power-on test is needed to perform weak current test on the power module finished by the just-assembled power module so as to ensure unnecessary danger during power-on. The energy storage inverter has the advantages that the core part of the energy storage inverter is a power module, the core part of the power module is an IGBT, for the whole machine, the performance of the IGBT directly influences each function of the energy storage inverter in the running process, so that the performance of the IGBT is particularly important, and in the research and development stage of a prototype, how to test the performance of the IGBT efficiently and conveniently becomes a difficult problem, so that the high-power module testing tool is particularly important.
Disclosure of Invention
The utility model aims to provide a high-power module testing tool which is provided with a plurality of direct-current capacitor monomers electrically connected with a laminated busbar, wherein the laminated busbar is provided with a plurality of first PON potentials for connecting a power module and a plurality of second PON potentials for measuring voltage.
In order to achieve the above purpose, the present utility model adopts the following technical scheme that:
the right side of the shell is provided with an opening;
the laminated busbar is arranged outside the opening and is detachably connected with the shell through a mounting fixing piece; the direct-current capacitor monomers are arranged in the shell, the front ends of the direct-current capacitor monomers are electrically connected with the laminated busbar, and the rear ends of the direct-current capacitor monomers are detachably connected with the left end face of the shell;
wherein, a plurality of first PON potentials used for connecting the power module are arranged on the front surface of the laminated busbar; and a plurality of second PON potentials for measuring voltage are arranged on the side face of the laminated busbar.
Preferably, the method further comprises:
the plurality of radiating holes are uniformly distributed on the left end face of the shell and are used for radiating heat.
Preferably, the method further comprises:
the pair of first support frames are arranged on the left side of the shell, and the upper ends and the lower ends of the first support frames are respectively connected with the edge of the left end face of the shell and used for supporting the shell.
Preferably, the method further comprises:
and the second supporting frame is arranged at the lower part of the right side of the laminated busbar and is used for supporting the laminated busbar.
Preferably, the method further comprises:
the ventilation carrying handrails are uniformly distributed on the front side wall and the rear side wall of the shell and are used for facilitating holding and heat dissipation.
Preferably, the mounting fixture is a rivet.
Preferably, the number of the direct-current capacitor monomers is 6, each group of the direct-current capacitor monomers is two, and the direct-current capacitor monomers are arranged from top to bottom in 3 layers.
The beneficial effects of the utility model are as follows: the power module comprises a laminated busbar, a plurality of power modules and a plurality of direct current capacitor monomers electrically connected with the laminated busbar, wherein the laminated busbar is provided with a plurality of first PON potentials for connecting the power modules and a plurality of second PON potentials for measuring voltages.
Drawings
Fig. 1 is a perspective view of a high power module test fixture according to the present utility model.
Fig. 2 is a perspective view of a high power module testing tool according to the present utility model.
Fig. 3 is a perspective view of fig. 3 (after removing the laminated busbar) of a high power module test fixture according to the present utility model.
Detailed Description
The utility model is described in further detail below with reference to the drawings to enable those skilled in the art to practice the same and to refer to the description.
It will be understood that terms, such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or other elements or groups thereof.
As shown in fig. 1-3, in order to achieve the above object, the present utility model adopts the following technical solutions, including:
the housing 110 is formed of a rectangular parallelepiped frame structure made of a metal material, and an opening 111 is provided on the right side of the housing 110. As a preference, further comprising: the plurality of heat dissipation holes 112 are uniformly distributed on the left end surface of the housing 110 for dissipating heat. As a further preference, it further comprises: the ventilation carrying handrails 113 are uniformly distributed on the front side wall and the rear side wall of the shell 110 for facilitating holding and heat dissipation.
The laminated busbar 120 is disposed outside the opening 111 and detachably connected to the housing 110 by a mounting fixture 130. Preferably, the mounting fixture 130 is a rivet. A plurality of first PON potentials 121 for connecting power modules are provided on the front side of the laminated busbar 120; a plurality of second PON potentials 122 for measuring voltages are provided on the sides of the laminated busbar. As a further preferred aspect, the first PON potential 121 is 3; the second PON potential 122 is 2.
The plurality of dc capacitor units 140 are disposed in the housing 110, the front ends of the dc capacitor units 140 are electrically connected to the laminated busbar 120, and the rear ends of the dc capacitor units 140 are detachably connected to the left end face of the housing. Preferably, the rear end of the dc capacitor unit 140 is connected to the left end surface of the housing by a bolt 114. Further preferably, the dc capacity units 140 are arranged in groups of 6 dc capacity units, from top to bottom.
In use, a voltage source is connected to the laminated busbar 120 for supplying power to the power module, a sampling plate with 24 volts is connected to the second PON potential 122 of the laminated busbar 120 for detecting the input voltage, and the power module is connected to the first PON potential 121 of the laminated busbar 120 for testing the performance of the power module.
In another embodiment, the method further comprises: the plurality of heat dissipation holes 112 are uniformly distributed on the left end surface of the housing 110 for dissipating heat.
In another embodiment, the method further comprises: a pair of first support frames 150 are respectively disposed at the left side of the housing 110, and the upper ends and the lower ends of the first support frames 150 are respectively connected with the edges of the left end face of the housing 110, for supporting the housing 110.
In another embodiment, the method further comprises: the second supporting frame 160 is disposed at a right lower portion of the laminated busbar 120, and is used for supporting the laminated busbar 120.
In another embodiment, the method further comprises: the ventilation carrying handrails 113 are uniformly distributed on the front side wall and the rear side wall of the shell 110 for facilitating holding and heat dissipation. More preferably, 3 ventilation carrying handrails 113 are provided on the front side wall and the rear side wall, respectively.
In another embodiment, the mounting fixture 130 is a rivet.
In another embodiment, the dc capacitor units 140 are 6, two by two, and 3 layers are arranged from top to bottom.
In summary, the high power module testing tool 1 of the present utility model is provided with the dc capacitor unit 140 electrically connected to the laminated busbar 120, and the laminated busbar 120 is provided with a plurality of first PON potentials 121 for connecting power modules and a plurality of second PON potentials 122 for measuring voltages.
Although embodiments of the present utility model have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the utility model would be readily apparent to those skilled in the art, and accordingly, the utility model is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (7)
1. The utility model provides a high power module test fixture which characterized in that includes:
the right side of the shell is provided with an opening;
the laminated busbar is arranged outside the opening and is detachably connected with the shell through a mounting fixing piece; and
the direct-current capacitor monomers are arranged in the shell, the front ends of the direct-current capacitor monomers are electrically connected with the laminated busbar, and the rear ends of the direct-current capacitor monomers are detachably connected with the left end face of the shell;
wherein, a plurality of first PON potentials used for connecting the power module are arranged on the front surface of the laminated busbar; and a plurality of second PON potentials for measuring voltage are arranged on the side face of the laminated busbar.
2. The high power module test fixture of claim 1, further comprising:
the plurality of radiating holes are uniformly distributed on the left end face of the shell and are used for radiating heat.
3. The high power module test fixture of claim 1 or 2, further comprising:
the pair of first support frames are arranged on the left side of the shell, and the upper ends and the lower ends of the first support frames are respectively connected with the edge of the left end face of the shell and used for supporting the shell.
4. The high power module test fixture of claim 3, further comprising:
and the second supporting frame is arranged at the lower part of the right side of the laminated busbar and is used for supporting the laminated busbar.
5. The high power module test fixture of claim 3, further comprising:
the ventilation carrying handrails are uniformly distributed on the front side wall and the rear side wall of the shell and are used for facilitating holding and heat dissipation.
6. The high power module test fixture of claim 1, wherein: the installation fixing piece is a rivet.
7. The high power module test fixture of claim 1, wherein: the number of the direct current capacitor monomers is 6, every two direct current capacitor monomers are in a group, and the direct current capacitor monomers are arranged from top to bottom in 3 layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322099213.1U CN220752237U (en) | 2023-08-07 | 2023-08-07 | High-power module test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322099213.1U CN220752237U (en) | 2023-08-07 | 2023-08-07 | High-power module test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220752237U true CN220752237U (en) | 2024-04-09 |
Family
ID=90562954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322099213.1U Active CN220752237U (en) | 2023-08-07 | 2023-08-07 | High-power module test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220752237U (en) |
-
2023
- 2023-08-07 CN CN202322099213.1U patent/CN220752237U/en active Active
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| GR01 | Patent grant |