A brushless spray gun control circuit and control panel including the control circuit
CN224861867UActive Publication Date: 2026-10-16ZHANGJIAGANG HUAJIE ELECTRONICS
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Patent Information
- Application Number
- CN202522723864.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-12-23
- Publication Date
- 2026-10-16
- Estimated Expiration
- 2035-12-23
AI Technical Summary
Technical Problem
[0004]鉴于以上所述现有技术的缺点，本实用新型的目的在于提供一种无刷喷枪控制电路及包含控制电路的控制板，用于解决现有技术中无刷控制器因分散式布局导致占用空间大的问题，以及现有技术多依赖外部散热片或风扇对控制电路进行散热缺乏针对性，散热效果不佳的问题
Benefits of technology
1、在电路层面，本实用新型的MCU模块选用集成度高的SOC芯片以及在驱动模块采用三相六臂集成MOSFET，将6个MOS开关件集成一体，减少分立元件数量；反馈模块通过两个运算放大器集成反馈功能，与驱动模块形成紧凑连接，大幅简化电路结构，降低电路占用空间；在控制板层面，采用四层叠层结构及分区布局：将电源模块、检测模块与MCU模块、驱动模块分别装配于PCB层上下端，充分利用PCB层的二维空间，避免元件杂乱堆砌，进一步压缩控制板整体面积，解决了传统分散布局导致的控制板体积大、占用空间多的问题，完美适配手持喷枪对结构空间的严格要求，为无刷喷枪的小型化设计提供了核心支撑。
✦ Generated by Eureka AI based on patent content.
Abstract
The utility model relates to electric tool technical field, concretely provides a kind of brushless spray gun control circuit and the control panel including control circuit, the control circuit includes power module, MCU module, detection module, drive module, feedback module, MCU module uses a microcontroller chip U2, detection module uses HALL signal interface unit and WSH signal interface unit;Drive module uses three-phase six-arm integrated MOSFET, feedback module uses two operational amplifiers OP0, OP1;The control panel includes ground plane, power plane, PCB layer and surface layer sequentially arranged from bottom to top;The utility model integrates feedback module and drive module, greatly reduces circuit and control panel volume, adapts the miniaturization demand of handheld spray gun;While designing high efficiency heat dissipation structure, avoid local high temperature influence operating stability.
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