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CN-224218302-U - Semi-open type inversion brick structure for electric drive system, controller system and vehicle

CN224218302UCN 224218302 UCN224218302 UCN 224218302UCN-224218302-U

Abstract

The utility model relates to a semi-open type inversion brick structure for an electric drive system, a controller system and a vehicle, wherein the structure comprises a control main board, an IGBT module, a heat dissipation substrate, a film capacitor, an EMC filter assembly and a semi-open type shell; the intelligent LED lamp comprises a radiating substrate, an IGBT module, a thin film capacitor, an EMC filter assembly, a semi-open shell, a cooling pipeline, a water inlet pipe, a water inlet and a water inlet, wherein the radiating water tank is arranged on one side of the radiating substrate, the radiating water tank is connected with the water inlet and the water outlet, the IGBT module is arranged in the radiating water tank, the control main board is located at the upper end of the IGBT module, the thin film capacitor and the EMC filter assembly are arranged on one side of the radiating substrate, which is far away from the radiating water tank, the radiating substrate is arranged in the semi-open shell, the cooling pipeline is arranged in the semi-open shell, one end of the cooling pipeline is connected with the water inlet, the other end of the cooling pipeline is connected with the water inlet, and one side of the radiating substrate, which is far away from the radiating water tank, is close to the cooling pipeline. Compared with the prior art, the utility model has the advantages of convenient assembly, good heat dissipation and cooling effects of the power module, high filtering performance and safety and the like.

Inventors

  • CHEN DENGFENG
  • ZHOU SHIJUN
  • YANG MENGJUAN
  • XU YONG

Assignees

  • 上海汽车电驱动有限公司
  • 上海电驱动股份有限公司
  • 上海汽车电驱动工程技术研究中心有限公司

Dates

Publication Date
20260508
Application Date
20250408

Claims (10)

  1. 1. The semi-open type inversion brick structure for the electric drive system is characterized by comprising an IGBT module (1), a heat dissipation substrate (2), a film capacitor (3), an EMC filter assembly (4), a semi-open type shell (5) and a control main board (6); One side of the radiating substrate (2) is provided with a radiating water tank (21), the radiating water tank (21) is connected with a water inlet (22) and a water outlet (26), the IGBT module (1) is installed in the radiating water tank (21), the control main board (6) is located at the upper end of the IGBT module (1), the thin film capacitor (3) and the EMC filter assembly (4) are installed on one side, far away from the radiating water tank (21), of the radiating substrate (2) and installed in the semi-open shell (5), a cooling pipeline is arranged in the semi-open shell (5), one end of the cooling pipeline is connected with a water inlet pipe (51), the other end of the cooling pipeline is connected with the water inlet (22), and one side, far away from the radiating substrate (2), of the radiating water tank (21) is close to the cooling pipeline.
  2. 2. The semi-open type inverter brick structure for an electric drive system according to claim 1, wherein the EMC filter assembly (4) comprises a switching copper bar (42), a filter bracket (43), a DC bus copper bar (44), a noise suppression magnetic ring (45), a safety capacitor (46), a filter plate (41) and a DC current sensor (47); The switching copper bar (42) is fixed on filtering support (43), switching copper bar (42) electrical connection DC bus copper bar (44), noise suppression magnetic ring (45) cover is established on DC bus copper bar (44), safety margin electric capacity (46) are fixed on filtering board (41), noise suppression magnetic ring (45) and safety margin electric capacity (46) are installed respectively on filtering support (43), DC current sensor (47) welded fastening is on switching copper bar (42).
  3. 3. The semi-open type inversion brick structure for the electric drive system according to claim 2, wherein the number of the noise suppression magnetic rings (45) is plural, the filtering support (43) is provided with noise suppression magnetic ring installation grooves distributed in an array, and the noise suppression magnetic rings (45) are installed in the noise suppression magnetic ring installation grooves.
  4. 4. The semi-open type inversion brick structure for the electric drive system according to claim 1, wherein the heat dissipation substrate (2) is provided with an AC current sensor (23), and the output terminal of the IGBT module (1) passes through the AC current sensor (23).
  5. 5. The semi-open type inversion brick structure for the electric drive system according to claim 1, wherein a first water temperature detection hole (24) and a second water temperature detection hole (25) are arranged on two sides of a heat dissipation water tank (21) on the heat dissipation substrate (2), the first water temperature detection hole (24) is arranged adjacent to a water outlet (26) of the heat dissipation substrate (2), and the second water temperature detection hole (25) is arranged adjacent to a water inlet (22); The first water temperature detection hole (24) and the second water temperature detection hole (25) are respectively provided with a temperature sensor (8), the temperature sensors (8) are welded and fixed on the control main board, and organic silica gel is arranged in the first water temperature detection hole (24) and the second water temperature detection hole (25).
  6. 6. The semi-open type inversion brick structure for an electric drive system according to claim 1, wherein the heat dissipation substrate (2) is of an L-shaped structure, a filter installation channel (27) is arranged on one side, far away from the heat dissipation water tank (21), of the heat dissipation substrate (2), the EMC filter assembly (4) is installed in the filter installation channel (27), and the water inlet (22) is arranged adjacent to the filter installation channel (27).
  7. 7. The semi-open type inversion brick structure for an electric drive system according to claim 1, wherein the semi-open type casing (5) is provided with a high-voltage connector (52) and a low-voltage connector (53), the low-voltage connector (53) is located at one side of the semi-open type casing (5) far away from the water inlet pipe (51), and the high-voltage connector (52) is located at the bottom end of the semi-open type casing (5).
  8. 8. The semi-open type inversion brick structure for the electric drive system according to claim 1, wherein a three-phase output assembly (9) is further arranged on one side, close to the heat dissipation water tank (21), of the heat dissipation substrate (2), the three-phase output assembly (9) is connected with the IGBT module (1), and a magnetic ring (91) is arranged inside the three-phase output assembly.
  9. 9. A controller system comprising at least a semi-open inverter brick structure for an electric drive system according to any one of claims 1-8.
  10. 10. A vehicle comprising the controller system of claim 9.

Description

Semi-open type inversion brick structure for electric drive system, controller system and vehicle Technical Field The utility model relates to the field of controller structures, in particular to a semi-open type inversion brick structure for an electric drive system, a controller system and a vehicle. Background With the increasing global interest in environmental protection and sustainable development, new energy automobiles have been rapidly developed in recent years as important alternatives to conventional fuel automobiles. In the core technology of new energy automobiles, a motor controller plays a key role, and the performance of the motor controller directly affects the dynamic property, economy and reliability of the vehicle. The inverter power brick is an innovative form of the motor controller, and has the advantages of high power density, high interface compatibility, simple structure, low cost and the like, so that the inverter power brick is gradually the focus of industry attention and is favored by a host factory. At present, it is common practice in the industry to mount support capacitors, power modules, drive circuit boards onto heat dissipating aluminum plates. Therefore, the inversion brick can only be used as an independent power component and cannot be matched with external interfaces such as a high-voltage plug-in unit, a low-voltage plug-in unit, a water pipe head and the like. The whole car client still needs to develop a box shell for the inverter bricks, so that the assembly difficulty of the whole car is increased, and the production beat is not facilitated to be improved. And the power component of the existing structure is intensively arranged on the radiating plate, and only radiates through the radiating plate, so that the radiating effect is poor, and the performance of the power component is affected. Disclosure of utility model The utility model aims to overcome the defects that in the prior art, independent power components are intensively arranged on a radiating plate, so that the radiating effect is poor and the performance of the power components is affected. The aim of the utility model can be achieved by the following technical scheme: The scheme provides a semi-open type inversion brick structure for an electric drive system, which comprises a control main board, an IGBT module, a heat dissipation substrate, a film capacitor, an EMC filter assembly and a semi-open type shell; The intelligent LED lamp comprises a radiating substrate, wherein one side of the radiating substrate is provided with a radiating water tank, an IGBT module is arranged in the radiating water tank, a control main board is located at the upper end of the IGBT module, a film capacitor and an EMC filter assembly are arranged on one side of the radiating substrate away from the radiating water tank, the radiating substrate is arranged in a semi-open shell, a cooling pipeline is arranged in the semi-open shell, one end of the cooling pipeline is connected with a water inlet pipe, the other end of the cooling pipeline is connected with a water inlet of the radiating water tank, and one side of the radiating substrate away from the radiating water tank is close to the cooling pipeline. Preferably, the EMC filter component comprises a transfer copper bar, a filter bracket, a DC bus copper bar, a noise suppression magnetic ring, a safety capacitor, a filter board and a DC current sensor; The switching copper bar is fixed on the filtering support, the switching copper bar is electrically connected with the DC bus copper bar, the noise suppression magnetic ring is sleeved on the DC bus copper bar, the safety capacitor is fixed on the filtering plate, the noise suppression magnetic ring and the safety capacitor are respectively installed on the filtering support, and the DC current sensor is welded and fixed on the switching copper bar. Preferably, the number of the noise suppression magnetic rings is multiple, the filtering support is provided with noise suppression magnetic ring mounting grooves distributed in an array mode, and the noise suppression magnetic rings are mounted in the noise suppression magnetic ring mounting grooves. Preferably, an AC current sensor is disposed on the heat dissipation substrate, and an output terminal of the IGBT module passes through the AC current sensor. Preferably, a first water temperature detection hole and a second water temperature detection hole are formed in two sides of a heat dissipation water tank on the heat dissipation substrate, the first water temperature detection hole is arranged adjacent to a water outlet of the heat dissipation substrate, and the second water temperature detection hole is arranged adjacent to the water inlet; Temperature sensors are respectively arranged in the first water temperature detection hole and the second water temperature detection hole, the temperature sensors are welded and fixed on the control main board, and organic si