CN207039507U

CN207039507U - A kind of electric machine controller

Info

Publication number: CN207039507U
Application number: CN201720826153.0U
Authority: CN
Inventors: 杨国强; 陈勇华; 欧阳璞; 郭福春; 符小军; 陈少棠
Original assignee: Longhai Darfoe Automotive Electronics Research Institute Co Ltd
Current assignee: Longhai Darfoe Automotive Electronics Research Institute Co Ltd
Priority date: 2017-07-10
Filing date: 2017-07-10
Publication date: 2018-02-23
Anticipated expiration: 2027-07-10

Abstract

The utility model discloses a kind of electric machine controller, belong to technical field of automobile parts, including microcontroller, MOSFET circuits, circuit board and filtering storage capacitor, MOSFET circuit on one side electrically connects with positive source, the other end is electrically connected by microcontroller with power cathode, microcontroller, MOSFET circuits and filtering storage capacitor are respectively provided with circuit boards, perforated provided with motor shaft at the center of circuit board, microcontroller electrically connects with filtering storage capacitor, microcontroller includes power transfer module, MOSFET drive modules and communication interface module, power transfer module electrically connects with positive source and power cathode, MOSFET drive modules electrically connect with MOSFET circuits.The utility model has that component number is few, compact-sized, reliability is high, low cost and other advantages, and the quantity of component reduces 30% compared with conventional motors controller, and volume reduces 40%.

Description

A kind of electric machine controller

Technical field

A kind of controller is the utility model is related to, more particularly to a kind of electric machine controller, belongs to auto parts and components technology Field.

Background technology

Conventional motors controller circuitry is as shown in figure 1, it is driven by power transfer module 1 ', microcontroller 2 ', MOSFET Module 3 ', MOSFET circuits 4 ' and communication interface module 5 ' form, microcontroller 2 ' respectively with power transfer module 1 ', MOSFET Drive module 3 ' and communication interface module 5 ' electrically connect, and MOSFET drive modules 3 ' electrically connect with MOSFET circuits 4 ', its shortcoming It is that component number is more, loosely organized, cost is high.

Utility model content

Main purpose of the present utility model is to provide for that a kind of component number is few, compact-sized, reliability is high, cost Low electric machine controller.

The purpose of this utility model can reach by using following technical scheme：

A kind of electric machine controller, including microcontroller, MOSFET circuits, circuit board and filtering storage capacitor, it is described MOSFET circuit on one side is electrically connected with positive source, and the other end of the MOSFET circuits is born by the microcontroller with power supply Pole is electrically connected, and the microcontroller, the MOSFET circuits and the filtering storage capacitor are arranged on the circuit board, institute The center for stating circuit board is perforated provided with motor shaft, and the filtering storage capacitor is feedthrough capacitor, the microcontroller and institute Filtering storage capacitor electrical connection is stated, the microcontroller includes power transfer module, MOSFET drive modules and communication interface mould Block, the power transfer module electrically connect with positive source and power cathode, the MOSFET drive modules and the MOSFET Circuit electrically connects.

Preferable scheme is the model AUIRF7732S2 of the MOSFET drive modules.

As being preferably for any of the above-described scheme, the MOSFET circuit rings are perforated around the motor shaft and arranged.

As any of the above-described scheme preferably, the circuit board is circular circuit board, the diameter of the circular circuit board No more than 56mm.

As being preferably for any of the above-described scheme, the communication interface module is LIN interface circuits or CAN interface circuit.

As being preferably for any of the above-described scheme, the communication interface module passes through PWM duty cycle instruction input interface electricity Road or communication interface instruction input speed command.

It is described to pass through actual turn of PWM duty cycle speed output interface circuit output as being preferably for any of the above-described scheme Speed.

As any of the above-described scheme preferably, the model S912ZVMC12F1MKH of the microcontroller or S912ZVML12F1MKH or S912ZVMC12F1MKH or S912ZVML12F1MKH.

Advantageous effects of the present utility model：It is provided by the utility model according to electric machine controller of the present utility model Electric machine controller, have component number is few, compact-sized, reliability is high, low cost and other advantages, with conventional motors controller phase Quantity than component reduces 30%, and volume reduces 40%.

Brief description of the drawings

Fig. 1 is the structural representation of electric machine controller of the prior art；

Fig. 2 is the structural representation according to a preferred embodiment of electric machine controller of the present utility model；

Fig. 3 is the microcontroller and filtering storage capacitor according to a preferred embodiment of electric machine controller of the present utility model Schematic diagram is arranged, the embodiment can be and Fig. 2 identicals embodiment or the embodiment different with Fig. 2；

Fig. 4 is to arrange signal according to the MOSFET drive modules of a preferred embodiment of electric machine controller of the present utility model Figure, the embodiment can be and Fig. 2 or Fig. 3 identicals embodiment or the embodiment different with Fig. 2 or Fig. 3；

Fig. 5 is the PWM duty cycle instruction input interface according to a preferred embodiment of electric machine controller of the present utility model With speed output interface circuit, the embodiment can be with Fig. 2 or Fig. 3 or Fig. 4 identicals embodiment or with Fig. 2 or Embodiments different Fig. 3 or Fig. 4；

Fig. 6 is according to the LIN interface circuit figures of a preferred embodiment of electric machine controller of the present utility model, the embodiment Can be and Fig. 2 or Fig. 3 or Fig. 4 or Fig. 5 identicals embodiment or the implementation different with Fig. 2 or Fig. 3 or Fig. 4 or Fig. 5 Example；

Fig. 7 is according to the CAN interface circuit diagram of a preferred embodiment of electric machine controller of the present utility model, the embodiment Can be with Fig. 2 or Fig. 3 or Fig. 4 or Fig. 5 or Fig. 6 identicals embodiment or with Fig. 2 or Fig. 3 or Fig. 4 or Fig. 5 or Fig. 6 Different embodiments.

In figure：1- power transfer modules, 2- microcontrollers, 3-MOSFET drive modules, 4-MOSFET circuits, 5- communications connect Mouth mold block, 30- circuit boards, 32- filtering storage capacitors, the perforation of 33- motor shafts, 50-PWM duty specific rate output interface circuits, 51-PWM dutycycle instruction input interface circuits, 60-LIN interface circuits, 70-CAN interface circuits.

Embodiment

To make those skilled in the art more clear and clear and definite the technical solution of the utility model, with reference to embodiment and Accompanying drawing is described in further detail to the utility model, but embodiment not limited to this of the present utility model.

As shown in Figure 2, Figure 3 and Figure 4, a kind of electric machine controller that the present embodiment provides, including microcontroller 2, MOSFET Circuit 4, circuit board 30 and filtering storage capacitor 32, described one end of MOSFET circuits 4 electrically connect with positive source, the MOSFET The other end of circuit 4 is electrically connected by the microcontroller 2 with power cathode, the microcontroller 2, the MOSFET circuits 4 It is arranged at the filtering storage capacitor 32 on the circuit board 30, the center of the circuit board 30 is worn provided with motor shaft Hole 33, the filtering storage capacitor 32 are feedthrough capacitor, and the microcontroller 2 electrically connects with the filtering storage capacitor 32, institute Stating microcontroller 2 includes power transfer module 1, MOSFET drive modules 3 and communication interface module 5, the power transfer module 1 Electrically connected with positive source and power cathode, the MOSFET drive modules 3 electrically connect with the MOSFET circuits 4.

Further, in the present embodiment, as shown in Figure 3 and Figure 4, the MOSFET circuits 4 are worn around the motor shaft Hole 33 is arranged；The circuit board 30 is circular circuit board, and the diameter of the circular circuit board is not more than 56mm.

Further, in the present embodiment, as shown in Fig. 5, Fig. 6 and Fig. 7, the communication interface module 5 is LIN interfaces electricity Road 60 or CAN interface circuit 70；The communication interface module 5 passes through PWM duty cycle instruction input interface circuit 51 or communication Interface instruction input speed instructs；It is described that actual speed is exported by PWM duty cycle speed output interface circuit 50.

Further, in the present embodiment, the model AUIRF7732S2 of the MOSFET drive modules 3；The micro-control The model S912ZVMC12F1MKH or S912ZVML12F1MKH or S912ZVMC12F1MKH of device 2 processed or S912ZVML12F1MKH。

In summary, in the present embodiment, the motor control provided according to the electric machine controller of the present embodiment, the present embodiment Device, with component number is few, compact-sized, reliability is high, low cost and other advantages, the component compared with conventional motors controller Quantity reduce 30%, volume reduces 40%.

It is described above, only the utility model further embodiment, but the scope of protection of the utility model is not limited to In this, any one skilled in the art is in scope disclosed in the utility model, according to of the present utility model Technical scheme and its design are subject to equivalent substitution or change, belong to the scope of protection of the utility model.

Claims

1. a kind of electric machine controller, including microcontroller (2), MOSFET circuits (4), circuit board (30) and filtering storage capacitor (32), it is characterised in that：Described MOSFET circuits (4) one end electrically connects with positive source, the MOSFET circuits (4) it is another End is electrically connected by the microcontroller (2) with power cathode, the microcontroller (2), MOSFET circuits (4) and described Filtering storage capacitor (32) is arranged on the circuit board (30), and the center of the circuit board (30) is worn provided with motor shaft Hole (33), the filtering storage capacitor (32) is feedthrough capacitor, the microcontroller (2) and filtering storage capacitor (32) electricity Connection, the microcontroller (2) include power transfer module (1), MOSFET drive modules (3) and communication interface module (5), institute State power transfer module (1) to electrically connect with positive source and power cathode, the MOSFET drive modules (3) and the MOSFET Circuit (4) electrically connects.

A kind of 2. electric machine controller according to claim 1, it is characterised in that：The type of the MOSFET drive modules (3) Number it is AUIRF7732S2.

A kind of 3. electric machine controller according to claim 1, it is characterised in that：The MOSFET circuits (4) are around described Motor shaft perforation (33) arrangement.

A kind of 4. electric machine controller according to claim 1, it is characterised in that：The circuit board (30) is circular circuit Plate, the diameter of the circular circuit board are not more than 56mm.

A kind of 5. electric machine controller according to claim 1, it is characterised in that：The communication interface module (5) connects for LIN Mouth circuit (60) or CAN interface circuit (70).

A kind of 6. electric machine controller according to claim 1, it is characterised in that：The communication interface module (5) passes through PWM Dutycycle instruction input interface circuit (51) or communication interface instruction input speed command.

A kind of 7. electric machine controller according to claim 6, it is characterised in that：It is described to be exported by PWM duty cycle speed Interface circuit (50) exports actual speed.

A kind of 8. electric machine controller according to claim 1, it is characterised in that：The model of the microcontroller (2) S912ZVMC12F1MKH or S912ZVML12F1MKH or S912ZVMC12F1MKH or S912ZVML12F1MKH.