Novel split type dual-system high-voltage controller

Abstract

The utility model discloses a novel split-type dual-system high-voltage controller which comprises a shell, two grooves are formed in the bottom of the shell, cooling fans are installed in the grooves, a plurality of cooling fins are installed above the cooling fans, two sets of connectors are installed on the side face of the shell side by side, and the two sets of connectors are arranged in parallel. The connector assemblies comprise a three-core connector, a high-voltage connector and a signal connector, two PCB assembly boards are installed in the shell, the two sets of connector assemblies are connected with the two PCB assembly boards in a throwing line mode respectively, and an upper cover is connected to the upper portion of the shell in a fastened mode. Due to the design of an advanced electrical system controlled by double systems, the system can stably operate under high voltage, the energy loss is minimized, and effective heat dissipation of the controller under high-voltage operation can be ensured through the arrangement of a heat dissipation fan and heat dissipation fins.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile controllers, in particular to a novel split-type dual-system high-voltage controller. Background Art

[0002] Traditional electric vehicle controllers are generally single-chip single-system controls, and the withstand voltage generally does not exceed 500V. Traditional controllers have large energy losses and cannot provide higher working efficiency. In order to improve the charging efficiency of electric vehicles and reduce the charging time, a higher charging voltage is required, and at the same time, a car controller that can withstand higher voltage is also required;

[0003] Therefore, those skilled in the art provide a novel split dual-system high-voltage controller to solve the problems raised in the above background technology. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a 900V split dual-system high-voltage controller.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A novel split dual-system high-voltage controller comprises a shell, wherein two grooves are provided at the bottom of the shell, a cooling fan is installed in the grooves, a plurality of heat sinks are installed above the cooling fan, a plurality of strip holes are provided at the top of the grooves, and the heat sinks are embedded in the strip holes, two groups of connectors are installed in parallel on the side of the shell, the connectors include a three-core connector, a high-voltage connector and a signal connector, two PCB assembly boards are installed inside the shell, the two groups of connectors are respectively connected to the two PCB assembly boards by swinging lines, and an upper cover is fastened to the top of the shell.

[0007] Preferably, the PCB assembly board includes an IGBT module, a protrusion is provided inside the shell, and the IGBT module is tightly attached to the protrusion inside the shell.

[0008] Preferably, the heat dissipation fan is arranged below the IGBT module.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] The utility model is connected to two PCB assembly boards respectively through two groups of connectors to form two independent electrical systems. Through the precise control of the high-voltage power supply, the controller can realize precise adjustment of the motor and has higher efficiency and precision than the traditional controller. The advanced electrical system design of dual-system control enables the system to operate stably under high voltage while minimizing energy loss. The setting of the cooling fan and the heat sink can ensure the effective heat dissipation of the controller under high voltage operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more specifically and intuitively illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0012] Figure 1 It is a schematic diagram of the structure proposed by the utility model;

[0013] Figure 2 This is a schematic diagram of the heat sink installation structure proposed by the utility model;

[0014] Figure 3 This is a schematic diagram of the connector installation structure proposed by the utility model;

[0015] Figure 4 This is a schematic diagram of the PCB assembly board installation structure proposed by the utility model.

[0016] In the figure: 1. Shell; 2. Cooling fan; 3. Heat sink; 4. Three-core connector; 5. High-voltage connector; 6. Signal connector; 7. Top cover; 8. PCB assembly board. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0018] Reference Figure 1-4 A novel split dual-system high-voltage controller includes a housing 1, two grooves are provided at the bottom of the housing 1, a cooling fan 2 is installed in the grooves, a plurality of heat sinks 3 are installed above the cooling fan 2, a plurality of strip holes are provided at the top of the grooves, and the heat sinks 3 are embedded in the strip holes, two groups of connectors are installed in parallel on the side of the housing 1, the connectors include a three-core connector 4, a high-voltage connector 5 and a signal connector 6, two PCB assembly boards 8 are installed inside the housing 1, the two groups of connectors are respectively connected to the two PCB assembly boards 8, and an upper cover 7 is fastened to the top of the housing 1;

[0019] The technical solution adopted above is connected to two PCB assembly boards 8 respectively through two groups of connectors. Two independent electrical systems are formed. Through the precise control of the high-voltage power supply, the controller can achieve precise adjustment of the motor, and has higher efficiency and precision than the traditional controller. The advanced electrical system design of dual-system control enables the system to operate stably under high voltage while minimizing energy loss. Through the setting of the cooling fan 2 and the heat sink 3, the heat generated by the controller under high voltage operation is effectively discharged. The controller designed in this device can withstand a voltage of up to 900V.

[0020] The PCB assembly board 8 includes an IGBT module, a protrusion is provided inside the housing 1, and the IGBT module is closely attached to the protrusion inside the housing 1, and the cooling fan 2 is provided below the IGBT module;

[0021] The technical solution adopted above connects the cooling fan 2 and the IGBT module through the two ends of the heat sink 3, thereby helping the PCB assembly board 8 to reduce heat and ensure that the controller can operate stably under high voltage.

[0022] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A novel split dual-system high-voltage controller, comprising a housing (1), characterized in that: The shell (1) has two grooves at the bottom, a cooling fan (2) is installed in the grooves, a plurality of heat sinks (3) are installed above the cooling fan (2), a plurality of strip holes are opened at the top of the grooves, and the heat sinks (3) are embedded in the strip holes, two groups of connectors are installed in parallel on the side of the shell (1), the connectors include a three-core connector (4), a high-voltage connector (5) and a signal connector (6), two PCB assembly boards (8) are installed inside the shell (1), the two groups of connectors are respectively connected to the two PCB assembly boards (8), and an upper cover (7) is fastened to the top of the shell (1).

2. According to claim 1, a novel split dual-system high-voltage controller is characterized in that: The PCB assembly board (8) includes an IGBT module, a protrusion is provided inside the housing (1), and the IGBT module is tightly attached to the protrusion inside the housing (1).

3. A novel split dual-system high-voltage controller according to claim 2, characterized in that: The heat dissipation fan (2) is arranged below the IGBT module.

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