Laminated motor controller structure and starting motor controller

Abstract

The utility model discloses a laminated motor controller structure and a starting motor controller, the structure comprises a main control board, a driving board and a power supply board, the driving board, the main control board and the power supply board are sequentially arranged from top to bottom, the driving board and the power supply board are split and are arranged on two mutually independent circuit boards, and the laminated motor controller structure further comprises a shielding cover, and the shielding case is arranged between the two mutually independent circuit boards. According to the utility model, on one hand, space is saved, and on the other hand, working performance of the generator controller is improved. The invention further provides a starting generator controller for the aerospace equipment.

Description

Technical Field

[0001] This application relates to the field of generator controller technology for aerospace equipment, and more particularly to a stacked motor controller structure and a generator controller. Background Technology

[0002] The internal structure of the generator controller mainly includes: cables, driver board, power supply board, main control board, and diodes.

[0003] In related technologies, the internal structure of the generator controller is not compact enough, resulting in disadvantages such as large size and weight, and it is not suitable for overall assembly and use in aerospace vehicles. Utility Model Content

[0004] This application provides a stacked motor controller structure and a starter controller to reduce size while improving the performance of the starter controller.

[0005] The embodiments of this application adopt the following technical solutions:

[0006] In a first aspect, embodiments of this application provide a stacked motor controller structure, wherein the structure includes: a main control board, a drive board and a power board, the drive board, the main control board and the power board are arranged sequentially from top to bottom, the drive board and the power board are separated and arranged on two independent circuit boards, and further includes: a shielding cover, the shielding cover being disposed between the two independent circuit boards.

[0007] In some embodiments, the power supply input cable and the power generation output cable are respectively connected to the power board.

[0008] In some embodiments, it further includes a three-phase output cable connected to the driver board.

[0009] In some embodiments, the driver board and the power board are interconnected via copper pillars.

[0010] In some embodiments, the shielding cover is a metal shielding cover.

[0011] In some embodiments, the shielding cover is an electromagnetic interference shielding cover.

[0012] In some embodiments, the power board and the main control board are interconnected via a flexible cable connector.

[0013] In some embodiments, the main control board is interconnected with the drive board via pin headers.

[0014] In some embodiments, a cable holder is further included, which is used to fix the power input cable and the power output cable.

[0015] Secondly, embodiments of this application also provide a generator controller, including the stacked motor controller structure as described in the first aspect.

[0016] The above-described technical solutions adopted in the embodiments of this application can achieve the following beneficial effects: Attached Figure Description

[0017] The accompanying drawings, which are included to provide a further understanding of this application and form part of this application, illustrate exemplary embodiments and are used to explain this application, but do not constitute an undue limitation of this application. In the drawings:

[0018] Figure 1 This is a schematic diagram of the internal structure of the stacked motor controller structure in the embodiments of this application;

[0019] Figure 2 This is a schematic diagram of the shielding cover in the stacked motor controller structure in the embodiments of this application;

[0020] Figure 3 This is a schematic diagram of the copper pillars in the stacked motor controller structure in the embodiments of this application. Detailed Implementation

[0021] To make the objectives, technical solutions, and advantages of this application clearer, the technical solutions of this application will be clearly and completely described below in conjunction with specific embodiments and corresponding drawings. Obviously, the described embodiments are only a part of the embodiments of this application, and not all of them. Based on the embodiments in this application, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this application.

[0022] The technical solutions provided by the various embodiments of this application are described in detail below with reference to the accompanying drawings.

[0023] This application provides a stacked motor controller structure, such as Figure 1 As shown, a schematic diagram of the internal structure of the stacked structure of the generator controller according to an embodiment of this application is provided. The structure includes: a main control board 101, a drive board 102, and a power supply board 103. The drive board 102, the main control board 101, and the power supply board 103 are arranged sequentially from top to bottom. The drive board 102 and the power supply board 103 are separated and arranged on two independent circuit boards. The structure also includes: a shielding cover 108, which is disposed between the two independent circuit boards.

[0024] The main control board 101 serves as the core component of the generator controller. The drive board 102 and the power supply board 103 are both electrically connected to the main control board 101. The power supply board 103 provides power, and the drive board 102 provides the software driver or hardware driver for the chip. To save space, the drive board 102, the main control board 101, and the power supply board 103 are stacked vertically.

[0025] Furthermore, the shield 108 is used to prevent electromagnetic interference between the main control board and the drive board. The shield 108 is disposed between the two independent circuit boards.

[0026] Preferably, the circuit components in the main control board 101 use a one-piece molded structure, and similarly, the circuit components in the drive board 102 can also use a one-piece molded structure.

[0027] In a preferred embodiment of this application, it further includes: a power input cable 104 and a power output cable 105, wherein the power input cable and the power output cable are respectively connected to the power board.

[0028] Please refer to Figure 1 The power input cable 104 and the power output cable 105 are used as power input cables to be connected to the power board 103 respectively.

[0029] In a preferred embodiment of this application, it further includes a three-phase output cable 107, which is connected to the drive board 102.

[0030] Please refer to Figure 1 The three-phase output cable 107 is connected to the driver board 102 and inputs the three-phase terminal voltage.

[0031] In a preferred embodiment of this application, the drive board 102 and the power board are interconnected by copper pillars 1011.

[0032] Please refer to Figure 3 The driver board and the power board are interconnected by (high current) copper pillars 1011, which can ensure the stability of the circuit operation.

[0033] In a preferred embodiment of this application, the shielding cover 108 is a metal shielding cover, which reduces mutual interference between the power board and the driver board.

[0034] Please refer to Figure 2 The driver board and the main control board are connected via a flexible connector. The main control board is interconnected with the driver board via a 2.54 pin header. A shield is installed between the main control board and the driver board.

[0035] In a preferred embodiment of this application, the shielding cover 108 is an electromagnetic interference shielding cover. The main function of the shielding cover is to prevent electromagnetic interference.

[0036] Please refer to Figure 2 The power board and the main control board are connected by a flexible connector. The main control board is interconnected with the driver board through (2.54) pin header 1010. A shield is installed between the main control board and the driver board.

[0037] In a preferred embodiment of this application, the power supply 103 and the main control board 101 are interconnected via a flexible connector 109.

[0038] Please refer to Figure 1 The power input cable and generator output cable are connected to the power board, and the three-phase output cable is connected to the driver board. The driver board and the power board are interconnected via high-current copper pillars. The driver board and the main control board are connected via a flexible connector, which saves space. The main control board is interconnected with the driver board via a 2.54mm header pin. To prevent electromagnetic interference between the main control board and the driver board, a shielding cover is installed between the two boards.

[0039] In a preferred embodiment of this application, the main control board 101 is interconnected with the drive board via pin header 1010.

[0040] Please refer to Figure 1 The power input cable and the generator output cable are connected to the power board, and the three-phase output cable is connected to the driver board. The driver board and the power board are interconnected via high-current copper pillars. The driver board and the main control board are connected via flexible connectors, saving space. The main control board is interconnected with the driver board via 2.54mm pin headers. To prevent electromagnetic interference between the main control board and the driver board, a shielding cover is installed between the two boards.

[0041] In a preferred embodiment of this application, a cable fixing bracket 106 is also included, which is used to fix the power input cable and the power output cable.

[0042] Please refer to Figure 1 The cable fixing bracket 106 is installed on the power board 103 and can be used to fix the power input cable and the power output cable.

[0043] In a preferred embodiment of this application, the stacked structure of the generator controller is disposed within the housing 1012, which may be made of metal or other materials to meet aerospace requirements.

[0044] This application also provides a starter generator controller in its embodiments, comprising the aforementioned stacked motor controller structure. The structure includes a main control board, a drive board, and a power supply board, arranged sequentially from top to bottom. The drive board and the power supply board are separated and mounted on two independent circuit boards. The controller also includes a shielding cover positioned between the two independent circuit boards. The starter generator controller in this application embodiment achieves advantages such as small size and good electrical performance, and subsequent theoretical calculations and experimental verification confirm that it meets electrical performance requirements.

[0045] In some embodiments, the power supply input cable and the power generation output cable are respectively connected to the power board.

[0046] In some embodiments, it further includes a three-phase output cable connected to the driver board.

[0047] In some embodiments, the driver board and the power board are interconnected via copper pillars.

[0048] In some embodiments, the shielding cover is a metal shielding cover.

[0049] In some embodiments, the shielding cover is an electromagnetic interference shielding cover.

[0050] In some embodiments, the power board and the main control board are interconnected via a flexible cable connector.

[0051] In some embodiments, the main control board is interconnected with the drive board via pin headers.

[0052] In some embodiments, a cable holder is further included, which is used to fix the power input cable and the power output cable.

[0053] The above description is merely an embodiment of this application and is not intended to limit the scope of this application. Various modifications and variations can be made to this application by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this application should be included within the scope of the claims of this application.

Claims

1. A stacked motor controller structure, wherein, The structure comprises a main control board, a driving board and a power supply board, the driving board, the main control board and the power supply board are sequentially arranged from top to bottom, the driving board and the power supply board are split and arranged on two mutually independent circuit boards, the driving board and the power supply board are connected with each other through a large-current copper column, the power supply board and the main control board are connected with each other through a soft wire connector, the main control board is connected with the driving board through a row of pins, and the structure further comprises a shielding cover arranged between the two mutually independent circuit boards.

2. The laminated motor controller structure of claim 1, wherein, The structure further comprises a power supply input cable and a power generation output cable, the power supply input cable and the power generation output cable are connected to the power supply board.

3. The laminated motor controller structure of claim 1, wherein, The structure further comprises A three-phase output cable connected to the driving board.

4. The laminated motor controller structure of claim 1, wherein, The shielding cover is a metal shielding cover.

5. The laminated motor controller structure of claim 1, wherein, The shielding cover is an electromagnetic interference shielding cover.

6. The stacked motor controller structure of claim 2, wherein, The structure further comprises an outgoing line fixing frame for fixing the power supply input cable and the power generation output cable.

7. A field excitation generator controller wherein, The structure comprises a main control board, a driving board and a power supply board, the driving board, the main control board and the power supply board are sequentially arranged from top to bottom, the driving board and the power supply board are split and arranged on two mutually independent circuit boards, the driving board and the power supply board are connected with each other through a large-current copper column, the power supply board and the main control board are connected with each other through a soft wire connector, the main control board is connected with the driving board through a row of pins, and the structure further comprises a shielding cover arranged between the two mutually independent circuit boards.

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