The invention discloses a direct-current brushless motor control circuit board, which overcomes the problems that a direct-current brushless motor in the prior art is single in control function and cannot meet functional requirements on an automobile under multiple working condition scenes, and comprises a PCB (Printed Circuit Board) and a control circuit which is mechanically connected to the PCB through a crimping process and a fisheye needle, and the control circuit comprises an MCU (Microprogrammed Control Unit) system circuit, the MCU system circuit is connected with a three-phase inverter bridge circuit and a sampling circuit, the MCU system circuit is also connected with an anti-reverse connection circuit, and the three-phase inverter bridge circuit is connected with a motor. The fisheye needle connector is complete in function and reasonable in device layout, is mechanically connected with the fisheye needle by adopting a crimping process, reduces the influence of a welding process, and is long in service life, high in strength and reliable in electric contact surface compared with tin soldering.
本发明公开了一种直流无刷电机控制电路板,克服现有技术中直流无刷电机控制功能单一,无法满足汽车上多工况场景下的功能需求的问题,包括PCB板以及通过压接工艺与鱼眼针机械连接在PCB板上的控制电路,所述控制电路包括MCU系统电路,所述MCU系统电路连接有三相逆变桥电路以及采样电路,所述MCU系统电路还连接有防反接电路,所述三相逆变桥电路与电机连接。功能齐全,器件布局合理,且采用压接工艺与鱼眼针机械连接,减少焊接工艺的影响,相比较于锡焊,寿命好,强度高,有可靠的电接触位面。
Direct current brushless motor control circuit board
一种直流无刷电机控制电路板
2023-11-10
Patent
Elektronische Ressource
Chinesisch
IPC: | H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01R Elektrisch leitende Verbindungen , ELECTRICALLY-CONDUCTIVE CONNECTIONS / H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS , Schutzschaltungsanordnungen / H02K Dynamoelektrische Maschinen , DYNAMO-ELECTRIC MACHINES / H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen |
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