Copper bar detection structure for hydrogen fuel cell

Abstract

The copper bar detection structure for the hydrogen fuel cell comprises the bottom plate and the positioning assembly arranged on the bottom plate, the positioning assembly is connected with the copper bar, the copper bar is placed on the copper bar detection structure for the hydrogen fuel cell through the positioning assembly, and the copper bar is fixed. According to the copper bar detection structure for the hydrogen fuel cell, the size, which is not easy to measure, of the copper bar is converted into a fixed size on the positioning assembly, the size of the copper bar can be conveniently and directly measured, the measurement precision of the copper bar is improved, the measurement error is reduced, and the production efficiency of the copper bar is improved; the measuring error is reduced, and the production efficiency of the copper bar is improved.

Description

Technical Field

[0001] The utility model belongs to the field of copper bars, and specifically, the utility model relates to a copper bar detection structure for a hydrogen fuel cell. Background Art

[0002] A hydrogen fuel cell converts hydrogen and oxygen into electrical energy through an electrochemical reaction under the action of a catalyst, and the final product is water. It has the advantages of high conversion efficiency, low noise, and no pollution, and is considered to be one of the most important future power development directions. It is widely favored in the fields of new energy vehicles, tramcars, portable power supplies, and distributed power generation. At present, the copper bar structures used in domestic hydrogen fuel cells generally adopt an integrated and DC direct plug connection structure. The raw material base for manufacturing copper bars generally uses T2 purple copper. T2 purple copper is soft in texture, low in strength, and the copper bar structure is complex. It is very difficult to accurately measure the size of the copper bar with conventional measuring tools such as vernier calipers or micrometers, resulting in large measurement errors and low production efficiency.

[0003] To solve the above problems, patent document CN113000404B discloses a soft copper bar anti-bending performance detection device that can detect in two directions. The purpose of the present invention is to provide a soft copper bar anti-bending performance detection device that can detect in two directions. The technical solution is: a soft copper bar anti-bending performance detection device that can detect in two directions, including a chassis, a feeding unit, a detection unit, a classification and collection unit, and a control panel; the chassis is connected to the feeding unit; the chassis is connected to the detection unit; the chassis is connected to the classification and collection unit; the chassis is connected to the control panel, but it cannot solve the above problems. Summary of the Utility Model

[0004] The present utility model is made to solve the above problems, and the purpose is to provide a copper bar detection structure for a hydrogen fuel cell that can improve the measurement accuracy of copper bars, reduce measurement errors, and improve the production efficiency of copper bars. To achieve the above purpose, the technical solution adopted by the present utility model is as follows:

[0005] The present utility model provides a copper bar detection structure for a hydrogen fuel cell, which has the following characteristics, including a bottom plate and a positioning component arranged on the bottom plate, and the positioning component is connected to the copper bar.

[0006] In the copper bar detection structure for a hydrogen fuel cell provided by the present utility model, it may further have the following characteristics. The copper bar includes a copper bar base, a copper bar support block, an anode soft copper bar, and a cathode soft copper bar. The anode soft copper bar is connected to the copper bar base, and the two ends of the anode soft copper bar are respectively provided with a first connection hole and an anode current collector connection hole. The cathode soft copper bar is connected to the copper bar base and the copper bar support block, and the two ends of the cathode soft copper bar are respectively provided with a second connection hole and a cathode current collector connection hole. The copper bar base is provided with mounting holes.

[0007] In the copper busbar detection structure for a hydrogen fuel cell provided by the present utility model, it may further have the following features. The positioning assembly includes a first positioning pin and a second positioning pin. The first positioning pin is arranged on the bottom plate and is clamped in the anode current collector plate connection hole. The second positioning pin is arranged on the bottom plate and is clamped in the cathode current collector plate connection hole.

[0008] In the copper busbar detection structure for a hydrogen fuel cell provided by the present utility model, it may further have the following features. The positioning assembly further includes a first positioning plate and a second positioning plate. The first positioning plate is arranged on the bottom plate, and the copper busbar base is arranged on the first positioning plate. The second positioning plate is arranged on the bottom plate, and the copper busbar support block is arranged on the second positioning plate.

[0009] In the copper busbar detection structure for a hydrogen fuel cell provided by the present utility model, it may further have the following features. The first positioning plate is provided with positioning holes corresponding to the mounting holes, and pins are arranged in the positioning holes and the mounting holes.

[0010] In the copper busbar detection structure for a hydrogen fuel cell provided by the present utility model, it may further have the following features. The second positioning plate is provided with a positioning groove adapted to the copper busbar support block, and the copper busbar support block is clamped in the positioning groove.

[0011] In the copper busbar detection structure for a hydrogen fuel cell provided by the present utility model, it may further have the following features. The distance between the first positioning plate and the second positioning plate is adapted to the distance between the copper busbar base and the copper busbar support block.

[0012] In the copper busbar detection structure for a hydrogen fuel cell provided by the present utility model, it may further have the following features. The positioning assembly further includes a third positioning plate, and one side of the third positioning plate is connected to the first positioning plate.

[0013] In the copper busbar detection structure for a hydrogen fuel cell provided by the present utility model, it may further have the following features. The positioning assembly further includes a third positioning pin and a fourth positioning pin. The third positioning pin is arranged on the third positioning plate and is clamped in the first connection hole. The fourth positioning pin is arranged on the third positioning plate and is clamped in the second connection hole.

[0014] The technical effect of the present utility model is as follows. The copper busbar detection structure for a hydrogen fuel cell provided by the present utility model includes a bottom plate and a positioning assembly arranged on the bottom plate. The positioning assembly is connected to the copper busbar. The copper busbar is placed on the copper busbar detection structure for a hydrogen fuel cell through the positioning assembly, and the copper busbar is fixed. The dimensions of the copper busbar that are not easily measured are converted into fixed dimensions on the positioning assembly, which facilitates directly measuring the dimensions of the copper busbar, improves the measurement accuracy of the copper busbar, reduces the measurement error, and improves the production efficiency of the copper busbar.

[0015] Therefore, the copper busbar detection structure for hydrogen fuel cells provided by the present utility model can improve the measurement accuracy of copper busbars, reduce measurement errors, and improve the production efficiency of copper busbars. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] This specification includes the following drawings, and the contents shown are respectively:

[0017] Figure 1 is a schematic structural diagram of the copper busbar detection structure for hydrogen fuel cells in an embodiment of the present utility model;

[0018] Figure 2 is a schematic structural diagram of the copper busbar placed on the copper busbar detection structure for hydrogen fuel cells in an embodiment of the present utility model.

[0019] The markings in the figure are: 10 - bottom plate, 20 - positioning assembly, 21 - first positioning pin, 22 - second positioning pin, 23 - first positioning plate, 231 - positioning hole, 24 - second positioning plate, 241 - positioning groove, 25 - third positioning plate, 26 - third positioning pin, 27 - fourth positioning pin, 30 - copper busbar, 31 - copper busbar base, 311 - mounting hole, 32 - copper busbar support block, 33 - anode flexible copper busbar, 331 - first connection hole, 332 - anode current collector plate connection hole, 34 - cathode flexible copper busbar, 341 - second connection hole, 342 - cathode current collector plate connection hole. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] The following is a more detailed description of the specific embodiments of the present invention with reference to the drawings. The purpose is to help those skilled in the art have a more complete, accurate, and in-depth understanding of the inventive concept and technical solution of the present invention, and to facilitate its implementation.

[0021] Figure 1 is a schematic structural diagram of the copper busbar detection structure for hydrogen fuel cells in an embodiment of the present utility model; Figure 2 is a schematic structural diagram of the copper busbar placed on the copper busbar detection structure for hydrogen fuel cells in an embodiment of the present utility model.

[0022] As Figure 1 and Figure 2 shown, the copper busbar detection structure for hydrogen fuel cells provided by the present utility model includes a bottom plate 10 and a positioning assembly 20 provided on the bottom plate 10. The positioning assembly 20 is connected to the copper busbar 30. The copper busbar 30 is placed on the copper busbar detection structure for hydrogen fuel cells through the positioning assembly 20, and the copper busbar 30 is fixed. The dimensions of the copper busbar 30 that are not easily measured are converted into fixed dimensions on the positioning assembly 20, which facilitates the direct measurement of the dimensions of the copper busbar 30, improves the measurement accuracy of the copper busbar 30, reduces measurement errors, and improves the production efficiency of the copper busbar 30.

[0023] The copper busbar 30 includes a copper busbar base 31, a copper busbar support block 32, an anode flexible copper busbar 33, and a cathode flexible copper busbar 34. The anode flexible copper busbar 33 is connected to the copper busbar base 31, and the middle part of the anode flexible copper busbar 33 is connected to the copper busbar base 31. The two ends of the anode flexible copper busbar 33 are respectively provided with a first connection hole 331 and an anode current collector plate connection hole 332. The first connection hole 331 is used to connect to a DC power supply, and the anode current collector plate connection hole 332 is used to connect to the anode current collector plate of a hydrogen fuel cell; the cathode flexible copper busbar 34 is connected to the copper busbar base 31 and the copper busbar support block 32. One side of the cathode flexible copper busbar 34 is connected to the copper busbar base 31, and the other side of the cathode flexible copper busbar 34 is connected to the copper busbar support block 32. The two ends of the cathode flexible copper busbar 34 are respectively provided with a second connection hole 341 and a cathode current collector plate connection hole 342. The second connection hole 341 is used to connect to a DC power supply, and the cathode current collector plate connection hole 342 is used to connect to the cathode current collector plate of a hydrogen fuel cell.

[0024] The positioning assembly 20 includes a first positioning pin 21 and a second positioning pin 22. The first positioning pin 21 is arranged on the bottom plate 10, and the first positioning pin 21 is clamped in the anode current collector plate connection hole 332 to fix one end of the anode flexible copper busbar 33; the second positioning pin 22 is arranged on the bottom plate 10, and the second positioning pin 22 is clamped in the cathode current collector plate connection hole 342 to fix one end of the cathode flexible copper busbar 34. By the first positioning pin 21 and the second positioning pin 22, the anode flexible copper busbar 33 and the cathode flexible copper busbar 34 can be fixed, so as to facilitate directly measuring the size of the copper busbar 30, improve the measuring accuracy of the copper busbar 30, reduce the measuring error, and improve the production efficiency of the copper busbar 30.

[0025] The positioning assembly 20 further includes a first positioning plate 23 and a second positioning plate 24. The first positioning plate 23 is arranged on the bottom plate 10, and the copper busbar base 31 is arranged on the first positioning plate 23. The copper busbar base 31 is provided with a mounting hole 311 for mounting and fixing the copper busbar base 31. The first positioning plate 23 is provided with a positioning hole 231 corresponding to the mounting hole 311, and a pin is passed through the positioning hole 231 and the mounting hole 311 to mount and fix the copper busbar base 31 on the first positioning plate 23; the second positioning plate 24 is arranged on the bottom plate 10, and the copper busbar support block 32 is arranged on the second positioning plate 24. The second positioning plate 24 is provided with a positioning groove 241 adapted to the copper busbar support block 32, and the copper busbar support block 32 is clamped in the positioning groove 241 to fix the copper busbar support block 32. The distance between the first positioning plate 23 and the second positioning plate 24 is adapted to the distance between the copper busbar base 31 and the copper busbar support block 32, so as to facilitate placing the copper busbar 30 on the copper busbar detection structure for a hydrogen fuel cell, improve the measuring accuracy of the copper busbar 30, reduce the measuring error, and improve the production efficiency of the copper busbar 30.

[0026] The positioning component 20 further includes a third positioning plate 25. One side of the third positioning plate 25 is connected to the first positioning plate 23. The third positioning plate 25 is vertically disposed on the first positioning plate 23 on one side in the vertical direction, and the third positioning plate 25 and the first positioning plate 23 are perpendicular to each other. The positioning component 20 further includes a third positioning pin 26 and a fourth positioning pin 27. The third positioning pin 26 is disposed on the third positioning plate 25, and the third positioning pin 26 is clamped in the first connection hole 331 to fix the other end of the anode flexible copper busbar 33. The fourth positioning pin 27 is disposed on the third positioning plate 25, and the fourth positioning pin 27 is clamped in the second connection hole 341 to fix the other end of the cathode flexible copper busbar 34.

[0027] The copper busbar detection structure for a hydrogen fuel cell provided by the present utility model can convert the dimensions of the copper busbar 30 that are not easily measured into dimensions that are easily measured on the copper busbar detection structure. By ensuring that the accuracy of the copper busbar detection structure meets the dimensional range of the copper busbar 30, the accuracy of the entire copper busbar 30 can be ensured. Whether the copper busbar 30 can be accurately installed and fixed on the copper busbar detection structure can directly reflect the accuracy of the copper busbar 30. Then, through measuring tools such as vernier calipers, the precise dimensions of the copper busbar 30 can be further measured, which is convenient for measurement, improves the accuracy of the measurement structure, improves work efficiency, and reduces the difficulties brought by measuring the copper busbar 30.

[0028] Functions and effects of the embodiment

[0029] The copper busbar detection structure for a hydrogen fuel cell provided by the present utility model includes a bottom plate 10 and a positioning component 20 disposed on the bottom plate 10. The positioning component 20 is connected to the copper busbar 30. The copper busbar 30 is placed on the copper busbar detection structure for a hydrogen fuel cell through the positioning component 20, and the copper busbar 30 is fixed. The dimensions of the copper busbar 30 that are not easily measured are converted into fixed dimensions on the positioning component 20, which is convenient for directly measuring the dimensions of the copper busbar 30, improves the measurement accuracy of the copper busbar 30, reduces measurement errors, and improves the production efficiency of the copper busbar 30. The copper busbar detection structure for a hydrogen fuel cell provided by the present utility model can convert the dimensions of the copper busbar 30 that are not easily measured into dimensions that are easily measured on the copper busbar detection structure. By ensuring that the accuracy of the copper busbar detection structure meets the dimensional range of the copper busbar 30, the accuracy of the entire copper busbar 30 can be ensured. Whether the copper busbar 30 can be accurately installed and fixed on the copper busbar detection structure can directly reflect the accuracy of the copper busbar 30. Then, through measuring tools such as vernier calipers, the precise dimensions of the copper busbar 30 can be further measured, which is convenient for measurement, improves the accuracy of the measurement structure, improves work efficiency, and reduces the difficulties brought by measuring the copper busbar 30.

[0030] The above has made an exemplary description of the present utility model in conjunction with the accompanying drawings. Obviously, the specific implementation of the present utility model is not limited by the above-mentioned manner. As long as various non-substantive improvements are made by adopting the method concept and technical solution of the present utility model; or without improvement, and the above-mentioned concept and technical solution of the present utility model are directly applied to other occasions, they are all within the protection scope of the present utility model.

Claims

1. A copper busbar detection structure for a hydrogen fuel cell, characterized in that: It comprises a base plate (10) and a positioning assembly (20) arranged on the base plate (10), wherein the positioning assembly (20) is connected to a copper busbar (30).

2. The copper busbar detection structure for a hydrogen fuel cell according to claim 1, characterized in that: The copper bar (30) comprises a copper bar base (31), a copper bar support block (32), an anode soft copper bar (33) and a cathode soft copper bar (34); the anode soft copper bar (33) is connected to the copper bar base (31); two ends of the anode soft copper bar (33) are respectively provided with a first connection hole (331) and an anode current collector plate connection hole (332); the cathode soft copper bar (34) is connected to the copper bar base (31) and the copper bar support block (32); two ends of the cathode soft copper bar (34) are respectively provided with a second connection hole (341) and a cathode current collector plate connection hole (342); and the copper bar base (31) is provided with a mounting hole (311).

3. The copper busbar detection structure for a hydrogen fuel cell according to claim 2, characterized in that: The positioning assembly (20) comprises a first positioning pin (21) and a second positioning pin (22), wherein the first positioning pin (21) is arranged on the base plate (10), and the first positioning pin (21) is clamped in the anode current collector plate connection hole (332), and the second positioning pin (22) is arranged on the base plate (10), and the second positioning pin (22) is clamped in the cathode current collector plate connection hole (342).

4. The copper busbar detection structure for a hydrogen fuel cell according to claim 3, characterized in that: The positioning assembly (20) further comprises a first positioning plate (23) and a second positioning plate (24), wherein the first positioning plate (23) is arranged on the base plate (10), the copper busbar base (31) is arranged on the first positioning plate (23), the second positioning plate (24) is arranged on the base plate (10), and the copper busbar support block (32) is arranged on the second positioning plate (24).

5. The copper busbar detection structure for a hydrogen fuel cell according to claim 4, characterized in that: The first positioning plate (23) is provided with a positioning hole (231) corresponding to the mounting hole (311), and pins are provided in the positioning hole (231) and the mounting hole (311).

6. The copper busbar detection structure for a hydrogen fuel cell according to claim 4, characterized in that: The second positioning plate (24) is provided with a positioning groove (241) adapted to the copper busbar support block (32), and the copper busbar support block (32) is clamped in the positioning groove (241).

7. The copper busbar detection structure for a hydrogen fuel cell according to claim 4, characterized in that: The distance between the first positioning plate (23) and the second positioning plate (24) matches the distance between the copper busbar base (31) and the copper busbar support block (32).

8. The copper busbar detection structure for a hydrogen fuel cell according to claim 4, characterized in that: The positioning assembly (20) further comprises a third positioning plate (25), one side of the third positioning plate (25) being connected to the first positioning plate (23).

9. The copper busbar detection structure for a hydrogen fuel cell according to claim 8, characterized in that: The positioning assembly (20) further comprises a third positioning pin (26) and a fourth positioning pin (27), wherein the third positioning pin (26) is arranged on the third positioning plate (25), and the third positioning pin (26) is clamped in the first connecting hole (331), and the fourth positioning pin (27) is arranged on the third positioning plate (25), and the fourth positioning pin (27) is clamped in the second connecting hole (341).

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