Small module diode aluminum sheet heat dissipation structure

Abstract

The utility model discloses an aluminum sheet heat radiation structure of a small module diode, which comprises a first aluminum bearing body and a second aluminum bearing body which are not contacted with each other, the bearing surfaces of the first aluminum bearing body and the second aluminum bearing body are flush with each other, and the two bearing surfaces are respectively attached to copper sheet bodies on two sides of the module diode. The bottom of the first aluminum bearing body and the bottom of the second aluminum bearing body are respectively provided with an outer leakage end, and the outer leakage ends are exposed out of the junction box body. According to the utility model, the heat dissipation effect is improved by adopting a copper-aluminum combination mode, the cost can be relatively reduced, and the phenomenon of bending due to stress after the jumper wire is increased is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of module diodes, in particular to a small-sized module diode aluminum sheet heat dissipation structure. Background Art

[0002] Currently, module diodes on the market mostly adopt two situations. The first is to increase the amount of copper used to ensure module performance; the second is to reduce the amount of copper used and increase the chip jumper to ensure performance.

[0003] The first method increases the amount of copper used, which results in higher costs. The second method creates stress due to the increased jumper size, and there is a risk of NG during the use of the diode. Utility Model Content

[0004] In accordance with the above technical problems to be solved, a small module diode aluminum sheet heat dissipation structure is provided.

[0005] To achieve the above-mentioned purpose, the utility model is configured in a preferred embodiment to include an aluminum carrier 1 and an aluminum carrier 2 that do not contact each other, and the bearing surfaces of the aluminum carrier 1 and the aluminum carrier 2 are flush, and the two bearing surfaces are respectively in contact with the copper sheets on both sides of the module diode.

[0006] The utility model is configured in a preferred embodiment to include an aluminum carrier body 1 and an aluminum carrier body 2 that are not in contact with each other, the bearing surfaces of the aluminum carrier body 1 and the aluminum carrier body 2 are flush, and the two bearing surfaces are respectively in contact with the copper sheet bodies on both sides of the module diode, and the bottoms of the aluminum carrier body 1 and the aluminum carrier body 2 are respectively provided with external leakage ends, and the external leakage ends are exposed to the outside of the junction box body.

[0007] In a preferred embodiment, the utility model can be further configured to include an aluminum carrier body 1 and an aluminum carrier body 2 that do not contact each other, the bearing surfaces of the aluminum carrier body 1 and the aluminum carrier body 2 are flush, and the two bearing surfaces are respectively in contact with the copper sheet bodies on both sides of the module diode, and the bottoms of the aluminum carrier body 1 and the aluminum carrier body 2 are respectively provided with external leakage ends, and the external leakage ends are exposed to the outside of the junction box body, and the length h from the busbar hole reserved on the copper sheet body to one side is 4-10mm.

[0008] The utility model can be further configured in a preferred embodiment to include an aluminum carrier body 1 and an aluminum carrier body 2 that are not in contact with each other, the bearing surfaces of the aluminum carrier body 1 and the aluminum carrier body 2 are flush, and the two bearing surfaces are respectively in contact with the copper sheets on both sides of the module diode, and the bottoms of the aluminum carrier body 1 and the aluminum carrier body 2 are respectively provided with external leakage ends, and the external leakage ends are exposed to the outside of the junction box body, and the length h from the busbar hole reserved on the copper sheet body to one side is 4-10mm, the aluminum carrier body 1 is in a U-shape as a whole, and the aluminum carrier body 2 is in a Z-shape as a whole.

[0009] In a preferred embodiment, the utility model can be further configured as comprising an aluminum carrier body 1 and an aluminum carrier body 2 which are not in contact with each other, the bearing surfaces of the aluminum carrier body 1 and the aluminum carrier body 2 being flush, and the two bearing surfaces being respectively in contact with the copper sheets on both sides of the module diode, the bottoms of the aluminum carrier body 1 and the aluminum carrier body 2 are respectively provided with external leakage ends, and the external leakage ends are exposed to the outside of the junction box body, and the length h from the busbar hole reserved on the copper sheet body to one side is 4-10mm, the aluminum carrier body 1 is U-shaped as a whole, and the aluminum carrier body 2 is Z-shaped as a whole, and the aluminum carrier body 2 is provided with a through hole at the busbar hole of the corresponding copper sheet body, and the busbar passes through the through hole and the busbar hole in turn and vertically overlaps with the top surface of the copper sheet body, and the bearing surface of the aluminum carrier body 2 is provided with a through hole, and the cable passes through the through hole and vertically overlaps with the copper sheet body.

[0010] In a preferred embodiment, the utility model can be further configured as comprising an aluminum carrier body 1 and an aluminum carrier body 2 which are not in contact with each other, the bearing surfaces of the aluminum carrier body 1 and the aluminum carrier body 2 being flush, and the two bearing surfaces are respectively in contact with the copper sheets on both sides of the module diode, the bottoms of the aluminum carrier body 1 and the aluminum carrier body 2 are respectively provided with external leakage ends, and the external leakage ends are exposed to the outside of the junction box body, and the length h from the busbar hole reserved on the copper sheet body to one side is 4-10mm, the aluminum carrier body 1 is in a U-shape as a whole, and the aluminum carrier body 2 is in a Z-shape as a whole, the aluminum carrier body 2 is provided with a through hole at the busbar hole of the corresponding copper sheet body, and the busbar passes through the through hole and the busbar hole in turn and vertically overlaps with the top surface of the copper sheet body, the bearing surface of the aluminum carrier body 2 is provided with a through hole, and the cable passes through the through hole and vertically overlaps with the copper sheet body, and both side edges of the aluminum carrier body 1 and the aluminum carrier body 2 are provided with ribs, and the ribs are provided with slots and are embedded with the corresponding parts of the copper sheet body.

[0011] In a preferred embodiment, the utility model can be further configured as comprising an aluminum carrier body 1 and an aluminum carrier body 2 which are not in contact with each other, the bearing surfaces of the aluminum carrier body 1 and the aluminum carrier body 2 are flush, and the two bearing surfaces are respectively in contact with the copper sheets on both sides of the module diode, and the bottoms of the aluminum carrier body 1 and the aluminum carrier body 2 are respectively provided with external leakage ends, and the external leakage ends are exposed to the outside of the junction box body, and the length h from the busbar hole reserved on the copper sheet body to one side is 4-10mm, the overall shape of the aluminum carrier body 1 is U-shaped, and the overall shape of the aluminum carrier body 2 is Z-shaped, the aluminum carrier body 2 is provided with a through hole at the busbar hole of the corresponding copper sheet body, the busbar passes through the through hole and the busbar hole in turn and vertically overlaps with the top surface of the copper sheet body, the bearing surface of the aluminum carrier body 2 is provided with a through hole, the cable passes through the through hole and vertically overlaps with the copper sheet body, both side edges of the aluminum carrier body 1 and the aluminum carrier body 2 are provided with ribs, the ribs are provided with slots and are embedded with the corresponding parts of the copper sheet body, the ribs are provided with fractures, and the end of the aluminum carrier body 2 is provided with a raised limiting frame, the bottom of the limiting frame is open, and the cable is placed in the limiting frame.

[0012] In a preferred embodiment, the utility model can be further configured as comprising an aluminum carrier body 1 and an aluminum carrier body 2 which are not in contact with each other, the bearing surfaces of the aluminum carrier body 1 and the aluminum carrier body 2 are flush, and the two bearing surfaces are respectively in contact with the copper sheets on both sides of the module diode, the bottoms of the aluminum carrier body 1 and the aluminum carrier body 2 are respectively provided with external leakage ends, and the external leakage ends are exposed to the outside of the junction box body, and the length h from the busbar hole reserved on the copper sheet body to one side is 4-10mm, the aluminum carrier body 1 is U-shaped as a whole, and the aluminum carrier body 2 is Z-shaped as a whole, and the aluminum carrier body 2 is provided with a through hole at the busbar hole of the corresponding copper sheet body, and the busbar passes through the through hole and the busbar hole in turn and vertically overlaps with the top surface of the copper sheet body, and the bearing surface of the aluminum carrier body 2 is provided with a through hole, which vertically overlaps with the copper sheet body through the through hole, and the two side edges of the aluminum carrier body 1 and the aluminum carrier body 2 are provided with ribs, and the ribs have slots and are engaged with the corresponding parts of the copper sheet body, and the ribs are provided with fractures.

[0013] Beneficial effect: The utility model provides a small module diode aluminum sheet heat dissipation structure, which uses a semi-enclosed frame to wrap the condenser. During installation and disassembly, the condenser only needs to be inserted into and pulled out of the placement bin, and there is no need to use multiple bolts to fasten it. The entire installation and disassembly process is highly efficient. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0016] Figure 2 It is a side view of the utility model.

[0017] Figure 3 This is a second schematic diagram of the aluminum carrier of the utility model.

[0018] In the figure, 1 is aluminum carrier body 1; 2 is retaining edge; 3 is copper sheet body; 4 is limiting frame; 5 is aluminum carrier body 2; 6 is connector body 1; and 7 is connector body 2. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the protection scope of the utility model.

[0020] like Figure 1-3As shown, a small module diode aluminum sheet heat dissipation structure includes an aluminum carrier 1 and an aluminum carrier 2 5 that do not contact each other, the bearing surfaces of the aluminum carrier 1 and the aluminum carrier 2 5 are flush, and the two bearing surfaces are respectively in contact with the copper sheet bodies 3 on both sides of the module diode, and the bottoms of the aluminum carrier 1 and the aluminum carrier 2 5 are respectively provided with external leakage ends, and the external leakage ends are exposed to the outside of the junction box body. Without increasing the amount of copper used and increasing the size of the jumper, the overall performance is guaranteed by combining copper and aluminum, and the heat dissipation effect is improved.

[0021] The length h from the busbar hole reserved on the copper sheet 3 to one side is 4-10 mm.

[0022] The aluminum carrier 1 is U-shaped as a whole, and the aluminum carrier 2 5 is Z-shaped as a whole. The top surface of the U-shaped carrier contacts the copper sheet, and the bottom surface is attached to the back plate for heat conduction. The high end of the Z-shaped carrier is connected to the cable and dissipates heat.

[0023] The aluminum carrier body 2 5 is provided with a through hole at the busbar hole of the corresponding copper sheet body 3, and the busbar passes through the through hole and the busbar hole in turn to vertically overlap with the top surface of the copper sheet body 3. The bearing surface of the aluminum carrier body 2 5 is provided with a through hole, and the cable passes through the through hole to vertically overlap with the copper sheet body 3, and the busbar box cable can be horizontally overlapped on the upper and lower surfaces of the copper sheet body 3.

[0024] Both sides of the aluminum carrier 1 and the aluminum carrier 2 5 are provided with retaining edges 2, and the retaining edges 2 are provided with slots to fit into the corresponding positions of the copper sheet 3, and the retaining edges 2 are used for positioning to prevent the copper sheet from shaking.

[0025] The retaining edge 2 is provided with a fracture, because the retaining edge 2 needs to be bent into shape, the overall bending hardness is relatively strong, and the segmented bending is performed through the fracture.

[0026] A raised limiting frame 4 is provided at the end of the second aluminum carrier 5 , and the bottom of the limiting frame 4 is open. Cables are placed in the limiting frame 4 so that the cables will not be displaced.

[0027] It should be noted that, in this document, relational terms such as first and second, etc. are merely used to distinguish one entity from another entity, but do not necessarily require or imply any such actual relationship or order between these entities.

[0028] The above examples are merely illustrative of the present utility model and do not constitute a limitation on the protection scope of the present utility model. All designs that are identical or similar to the present utility model fall within the protection scope of the present utility model.

Claims

1. A small module diode aluminum sheet heat dissipation structure, characterized in that: It comprises an aluminum carrier body 1 (1) and an aluminum carrier body 2 (5) which are not in contact with each other, wherein the bearing surfaces of the aluminum carrier body 1 (1) and the aluminum carrier body 2 (5) are flush with each other, and the two bearing surfaces are respectively in contact with the copper sheets (3) on both sides of the module diode.

2. A small module diode aluminum sheet heat dissipation structure according to claim 1, characterized in that: The bottoms of the aluminum carrier 1 (1) and the aluminum carrier 2 (5) are respectively provided with external leakage ends, and the external leakage ends are exposed to the outside of the junction box body.

3. A small module diode aluminum sheet heat dissipation structure according to claim 2, characterized in that: The length h from the busbar hole reserved on the copper sheet body (3) to one side is 4-10 mm.

4. The small module diode aluminum sheet heat dissipation structure according to claim 3, characterized in that: The aluminum carrier one (1) is in a U-shape as a whole, and the aluminum carrier two (5) is in a Z-shape as a whole.

5. The small module diode aluminum sheet heat dissipation structure according to claim 4, characterized in that: The aluminum carrier body 2 (5) has a through hole at the location of the busbar hole of the corresponding copper sheet body (3), and the busbar passes through the through hole and the busbar hole in sequence to vertically overlap with the top surface of the copper sheet body (3). The bearing surface of the aluminum carrier body 2 (5) has a through hole, and the cable passes through the through hole to vertically overlap with the copper sheet body (3).

6. A small module diode aluminum sheet heat dissipation structure according to claim 5, characterized in that: Both sides of the aluminum carrier body 1 (1) and the aluminum carrier body 2 (5) are provided with retaining edges (2), and the retaining edges (2) are provided with slots that fit in corresponding positions of the copper sheet body (3).

7. A small module diode aluminum sheet heat dissipation structure according to claim 6, characterized in that: The retaining edge (2) is provided with a fracture.

8. The small module diode aluminum sheet heat dissipation structure according to claim 7, characterized in that: A raised limiting frame (4) is provided at the end of the second aluminum carrier (5); the bottom of the limiting frame (4) is open, and the cables are placed in the limiting frame.

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