CN-224205461-U - Radiating assembly, electronic equipment and vehicle

CN224205461UCN 224205461 UCN224205461 UCN 224205461UCN-224205461-U

Abstract

The application relates to a heat radiation assembly, electronic equipment and a vehicle, wherein the heat radiation assembly comprises a heat radiation piece and a first heat generation device, the heat radiation piece comprises a first main body part and a second main body part, the first main body part is provided with a first flow channel, the second main body part is provided with a groove, the first heat generation device covers the groove and limits a second flow channel, the first flow channel is communicated with the second flow channel, and the first main body part is used for exchanging heat with the second heat generation device. Through the design second main part and the common second runner that defines of first heating device, ensure that cooling medium can more directly, more effectively contact first heating device surface, take away heat more effectively, showing and improved radiating efficiency, first main part still is used for carrying out the heat transfer with the second heating device for radiating component can carry out efficient heat dissipation to a plurality of heating sources simultaneously, has greatly strengthened whole heat dispersion.

Inventors

HU LEI
SHI JIANYONG
WANG SHIZHAO
PAN WEIGANG
WEI JIAN

Assignees

比亚迪股份有限公司
常州比亚迪汽车有限公司

Dates

Publication Date: 20260505
Application Date: 20250430

Claims (13)

1. A heat dissipating assembly, comprising: The heat dissipation piece comprises a first main body part and a second main body part, wherein the first main body part is provided with a first flow channel, and the second main body part is provided with a groove; The first heating device covers the groove and defines a second flow passage, the first flow passage is communicated with the second flow passage, and the first main body part is used for exchanging heat with the second heating device.
2. The heat dissipating assembly of claim 1, wherein the first body portion and the second body portion are disposed at intervals in a first direction, the heat dissipating assembly further comprising a first connecting portion connecting the first body portion and the second body portion.
3. The heat dissipating assembly of claim 2, wherein said first body portion and said second body portion are oppositely disposed in a first direction; the groove is arranged on one side of the second main body part, which is away from the first main body part.
4. A heat sink assembly according to any one of claims 1 to 3, wherein the heat sink further comprises a third body portion provided with a third flow passage communicating with the second flow passage, the third body portion being adapted to exchange heat with a third heat generating device.
5. The heat dissipating assembly of claim 4 wherein the heat dissipating member further comprises a fourth body portion and a second connecting portion, the second connecting portion connecting the third body portion and the fourth body portion, the fourth body portion being provided with a fourth flow passage, the fourth flow passage communicating with the third flow passage, the fourth body portion and the third body portion being disposed opposite each other in the first direction, the fourth body portion and the third body portion being configured to be disposed on both sides of the third heat generating device.
6. The heat dissipating assembly of claim 5, wherein said second body portion and said third body portion are spaced apart in a second direction, The heat dissipation assembly further comprises a third connecting portion, the third connecting portion is connected with the second main body portion and the third main body portion, and the second main body portion and the third main body portion are connected to the same side of the third connecting portion.
7. The heat dissipating assembly of claim 5, The heat dissipation assembly further comprises a first sealing ring arranged between the wall of the groove and the first heat-generating device, and/or, The heat dissipation assembly further comprises a second sealing ring which is arranged between the first main body part and the first connecting part, and/or, The heat dissipation assembly further comprises a third sealing ring, and the third sealing ring is arranged between the second connecting portion and the fourth main body portion.
8. The heat dissipating assembly of claim 1, wherein the first heat generating device comprises a base plate and a component, the base plate is disposed over the recess, and the component is disposed on a side of the base plate facing away from the recess and at least partially opposite the recess.
9. The heat dissipating assembly of claim 8 wherein the first heat generating device further comprises a plastic package through which the component is packaged to the base plate.
10. The heat dissipating assembly of claim 8, wherein the second side of the base plate is provided with a protrusion, and wherein the protrusion is positioned in the recess when the base plate is capped with the recess.
11. An electronic device comprising the heat dissipation assembly of any one of claims 1 to 10 and a second heat generating device.
12. The electronic device of claim 11, wherein the second heat generating device is sandwiched between the first body portion and the second body portion.
13. A vehicle comprising an electronic device as claimed in claim 11 or 12.

Description

Radiating assembly, electronic equipment and vehicle Technical Field The application relates to the technical field of vehicle accessories, in particular to a heat dissipation assembly, electronic equipment and a vehicle. Background In electronic devices such as a charger and a motor controller, various heat generating devices such as a power device, a filter circuit and a magnetic element are included, and the heat generating devices rely on a heat dissipation structure to effectively dissipate heat. At present, it is common practice to mount these heat generating devices on a housing of a heat dissipating structure to achieve the purpose of heat dissipation. However, this method has a problem in that heat dissipation efficiency and heat dissipation capacity are limited. Disclosure of utility model The embodiment of the application provides a heat dissipation assembly, electronic equipment and a vehicle, which improve heat dissipation efficiency and heat dissipation capacity so as to at least partially solve the technical problems. In order to achieve the above object, according to a first aspect of the present application, there is provided a heat dissipating assembly comprising: The heat dissipation piece comprises a first main body part and a second main body part, wherein the first main body part is provided with a first flow channel, and the second main body part is provided with a groove; The first heating device covers the groove and defines a second flow passage, the first flow passage is communicated with the second flow passage, and the first main body part is used for exchanging heat with the second heating device. Optionally, the first body portion and the second body portion are disposed at intervals in a first direction, and the heat dissipation assembly further includes a first connection portion that connects the first body portion and the second body portion. Optionally, the first body portion and the second body portion are oppositely disposed in a first direction; the groove is arranged on one side of the second main body part, which is away from the first main body part. Optionally, the heat dissipation element further includes a third main body portion, the third main body portion is provided with a third flow channel, the third flow channel is communicated with the second flow channel, and the third main body portion is used for exchanging heat with a third heating device. Optionally, the heat dissipation element further includes a fourth main body portion and a second connection portion, the second connection portion is connected with the third main body portion and the fourth main body portion, the fourth main body portion is provided with a fourth runner, the fourth runner is communicated with the third runner, the fourth main body portion and the third main body portion are oppositely arranged in the first direction, and the fourth main body portion and the third main body portion are used for being arranged on two sides of the third heating device. Optionally, the second body portion and the third body portion are spaced apart in a second direction, The heat dissipation assembly further comprises a third connecting portion, the third connecting portion is connected with the second main body portion and the third main body portion, and the second main body portion and the third main body portion are connected to the same side of the third connecting portion. Optionally, the heat dissipation assembly further comprises a first sealing ring arranged between the wall of the groove and the first heat generation device, and/or, The heat dissipation assembly further comprises a second sealing ring which is arranged between the first main body part and the first connecting part, and/or, The heat dissipation assembly further comprises a third sealing ring, and the third sealing ring is arranged between the second connecting portion and the fourth main body portion. Optionally, the first heating device includes a bottom plate and a component, the bottom plate is covered on the groove, and the component is arranged on one side of the bottom plate away from the groove and at least partially opposite to the groove. Optionally, the first heat generating device further includes a plastic package portion, and the component is encapsulated in the bottom plate through the plastic package portion. Optionally, the second side of the bottom plate is provided with a protruding portion, and when the bottom plate is covered with the groove, the protruding portion is located in the groove. According to a second aspect of the present application, there is provided an electronic device comprising a heat dissipating assembly as defined in any one of the preceding claims and a second heat generating component. Optionally, the second heat generating device is sandwiched between the first body portion and the second body portion. According to a third aspect of the present application there is provided a vehicle