WO2013143130A1 - 一种直流无刷电机接口信号转换子线路板 - Google Patents

一种直流无刷电机接口信号转换子线路板 Download PDF

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Publication number
WO2013143130A1
WO2013143130A1 PCT/CN2012/073340 CN2012073340W WO2013143130A1 WO 2013143130 A1 WO2013143130 A1 WO 2013143130A1 CN 2012073340 W CN2012073340 W CN 2012073340W WO 2013143130 A1 WO2013143130 A1 WO 2013143130A1
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WIPO (PCT)
Prior art keywords
sub
signal
circuit
port
signal conversion
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PCT/CN2012/073340
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English (en)
French (fr)
Inventor
赵勇
张先胜
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中山大洋电机股份有限公司
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Application filed by 中山大洋电机股份有限公司 filed Critical 中山大洋电机股份有限公司
Priority to MX2013015247A priority Critical patent/MX2013015247A/es
Priority to PCT/CN2012/073340 priority patent/WO2013143130A1/zh
Priority to CN2012900001210U priority patent/CN203193556U/zh
Priority to CA2839783A priority patent/CA2839783C/en
Priority to US13/736,935 priority patent/US8885349B2/en
Publication of WO2013143130A1 publication Critical patent/WO2013143130A1/zh

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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00Printed circuits
    • H05K1/18Printed circuits structurally associated with non-printed electric components
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P6/00Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
    • H02P6/08Arrangements for controlling the speed or torque of a single motor
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00Printed circuits
    • H05K1/02Details
    • H05K1/14Structural association of two or more printed circuits
    • H05K1/141One or more single auxiliary printed circuits mounted on a main printed circuit, e.g. modules, adapters

Definitions

  • the utility model relates to a DC brushless motor interface signal conversion sub-circuit board.
  • the general electronic reversing drive motor includes a motor body and a motor controller.
  • the motor body includes a stator and a rotor portion of the motor.
  • the motor controller needs to be specific to the motor.
  • Application system - control interface matching of the client control system because different client control systems match different control signals, for example, the air conditioning control system and the laundry control system are the control systems of the user terminal, and the control signals of the system are not at all One Xiang.
  • the traditional approach is to develop a motor and motor controller for each kind of user-side control system.
  • the main function circuit of the motor controller is set on the mother circuit ⁇ , and various interface unit circuits and identification circuits are set in On a plurality of sub-circuit boards, using one of the sub-boards to interface with the mother board - the identification circuit on the sub-board notifies the central control processing unit on the mother board, and the central control processing unit automatically configures the sub-board I / O port type, which can be applied to different occasions by replacing different sub-circuit boards.
  • the application range is wide.
  • the motor manufacturer can reduce the type of motor for easy management, reduce the R&D investment of the motor, shorten the development cycle, and reduce the product cost. Cylinder production process to improve efficiency.
  • the motor controller includes a central control processing unit, an interface circuit unit and an identification circuit.
  • the central control processing unit is disposed on the mother circuit board, the interface circuit unit, and the identity.
  • the identification circuit is disposed on the sub-circuit board, and is electrically connected through the docking of the sub-circuit board and the mother circuit board, and the identification circuit inputs the identification signal to the central control processing unit, and the central control
  • the processing unit automatically configures the type of each I/O port of the interface circuit unit based on the identification signal. Different types of interface circuit unit matching identification circuits output different signals to form a plurality of different sub-circuit boards.
  • the output end of the central control processing unit is connected to the power drive circuit module, and the output end of the rotor position detecting circuit is connected to the input end of the central control processing unit, and the power drive circuit module and the rotor position detecting circuit are all disposed on the mother circuit board.
  • the power circuit and the analog detection circuit are also disposed on the mother board.
  • the power circuit supplies power to each part of the circuit.
  • the central control processing unit is a CPU or a single-chip MCU or a digital signal processor DSP.
  • the bus board is provided with a plug port 3, and the plug port 3 is provided with 11 lugs, and the sub board may have a plurality of sub-circuit boards, a second sub-board, a third sub-board, and a third sub-board, respectively
  • the eleven lines on the plug port 3 are E, N, L, Ml, M2, M3, M4, M5, M6, M7, M8, and each lug can be defined as follows, and the jack is set on the mother board.
  • the sub-board is provided with a plug connector 2
  • the plug connector 2 is nested inside the slot 1 to electrically connect the sub-board to the mother board.
  • the purpose of the utility model is to provide a DC brushless motor interface signal conversion sub-circuit board, which adopts a new electrical specification and is relatively simple, which is convenient for matching signals with the customer terminal control system to form a relatively common standard, avoiding sub- The form of the circuit board is too much and too much to be used for management and promotion.
  • a DC brushless motor interface signal conversion sub-circuit board includes each unit circuit integrated on a sub-circuit board, and the sub-board is plugged on the motor controller for converting signals so that the motor controller and the user control system communicate with each other.
  • the sub-board is connected to the client control system to set eight ports, which are:
  • Ml analog control signal input port, voltage is 9V ⁇ 40Vdc, frequency is 75 ⁇ 166Hz, current ⁇ 10mA, the port signal is converted by the signal conversion circuit set on the sub-board;
  • M2 fan mode start signal port, the port signal is set by the signal conversion circuit set on the sub board To convert
  • M3, M4 speed feedback signal port, connected with the signal conversion circuit set on the sub-board, outputting n pulses per revolution;
  • M5 reserved signal port, the port signal is converted by a signal conversion circuit set on the sub-board
  • M6 COM port, this port is the ground line of the signal line, and the control signal common end;
  • M7 DC power supply port, voltage is 8 ⁇ 30V, current ⁇ 30mA;
  • M8 R/T port, which is connected to the half-duplex bidirectional communication circuit set on the sub-board for transmitting data between the sub-board and the client control system.
  • M3 described above is at a low level
  • M4 is an open collector output
  • the above-mentioned sub-circuit board also has an identification circuit which is a voltage dividing circuit which is connected in series by a resistor R611 and a resistor R612. One end of the identification circuit is connected to the power source, and the other end is grounded, and the output terminal BSEL of the identification circuit is connected to the motor controller.
  • the central control unit is the input of the MCU.
  • the signal conversion circuit described above is connected to a pulse counter.
  • the signal conversion circuit described above may be a conventional photoelectric coupling unit circuit.
  • the fan mode start signal port described above is a 24V AC signal.
  • the utility model has the following advantages: the sub-circuit board of the utility model is connected with the user terminal control system, and the eight-port port adopts a relatively simple electrical specification standard, which is convenient for matching signals with the customer terminal control system to form a The more general standard avoids too many forms of sub-boards to be easy to manage and promote applications.
  • Figure 1 is a wiring diagram of a conventional motor controller and a user terminal control system
  • Figure 2 is a schematic block diagram of a conventional motor controller
  • Figure 3 is a schematic diagram of the principle of a conventional motor controller using a daughter board
  • FIG. 4 is a schematic view showing the appearance of a mother circuit board of a conventional motor controller
  • Figure 5 is a schematic diagram showing the appearance of a sub-circuit board of a conventional motor controller
  • Figure 6 is a circuit block diagram of the sub-circuit board of the present invention
  • Fig. 7 is a circuit diagram corresponding to Fig. 6.
  • Figure 8 is a circuit diagram of the pulse counter.
  • a DC brushless motor interface signal conversion sub-circuit board including integrated on a sub-circuit board Each unit circuit, the sub-board is plugged into the motor controller for converting signals so that the motor controller is in communication with the user control system, and the sub-board is connected to the user control system to set eight ports, respectively:
  • Ml analog control signal input port, voltage is 9V ⁇ 40Vdc, frequency is 75 ⁇ 166Hz, current ⁇ 10mA, the port signal is converted by signal conversion circuit 1 set on the sub-board;
  • M2 a fan mode start signal port, the port signal is converted by a signal conversion circuit 2 provided on the sub-board;
  • M3, M4 speed feedback signal port, connected with the signal conversion circuit 3 provided on the sub-board, outputting n pulses per revolution;
  • M5 reserved signal port, the port signal is converted by the signal conversion circuit 4 set on the sub-circuit board
  • M6 COM port, this port is the ground line of the signal line, and the control signal common end;
  • M7 DC power supply port, voltage is 8 ⁇ 30V, current ⁇ 30mA;
  • M8 R/T port, which is connected to the half-duplex bidirectional communication circuit 5 provided on the sub-board for transmitting data between the sub-board and the client control system.
  • the M3 is a low level, and the M4 is an open collector output;
  • the identification circuit 7 on the sub-circuit board is a voltage dividing circuit connected in series by a resistor R611 and a resistor R612, and one end of the identification circuit 7 is connected to the power source, and the other end is connected.
  • the power supply is +5V
  • the output terminal BSEL of the identification circuit 7 is connected to the input terminal of the central control processing unit MCU of the motor controller
  • the signal conversion circuit 3 is connected with the pulse counter, that is, 106-1 of the signal conversion circuit 3
  • the interface is connected with the 106-1 interface of the pulse counter, and the motor signal is input to the signal conversion circuit 3 through the pulse counter
  • the switching circuit 3 and the signal conversion circuit 4 may be commonly used photoelectric combining unit circuits
  • the fan mode starting signal port is a 24V alternating current signal.

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Control Of Electric Motors In General (AREA)
  • Control Of Multiple Motors (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)

Abstract

一种直流无刷电机接口信号转换子线路板,子线路板插接在电机控制器上用来转换信号以便电机控制器与用户端控制系统通信匹配,该子线路板设置8路端口,模拟量控制信号输入端口,该端口信号由子线路板上设置的信号转换电路(1)来转换;风扇模式启动信号端口,该端口信号由子线路板上设置的信号转换电路(2)来转换;速度反馈信号端口,与子线路板上设置的信号转换电路(3)相连接,每转输出n个脉冲;预留信号端口,该端口信号由子线路板上设置的信号转换电路(4)来转换;COM端口,此端口为信号线的地线,控制信号公共端;直流供电电源端口;R/T端口,该端口与子线路板上设置的半双工双向通信电路(5)连接。它的端口采用新的电气规范,较为简单,便于与客户用户端控制系统匹配信号,形成一个较为通用的标准,便于管理和推广应用。

Description

一种直流无刷电机接口信号转换子线路板
技术领域 :
本实用新型涉及一种直流无刷电机接口信号转换子线路板。
背景技术 :
见图 1、 图 2所示, 一般电子换向驱动电机包括电机实体和电机控制器, 电 机实体包括电机的定子和转子部分, 电机控制器除了需要与电机实体匹配外,还 需要与电机具体的应用系统—— 用户端控制系统的控制接口匹配, 因为不同 的用户端控制系统匹配不同的控制信号,例如空调控制系统与洗衣^控制系统 都是用户端的控制系统, ^个系统的控制信号完全不一祥。 传统的做法是针对 每一种用户端控制系统就开发一种电机及电机控制器 这样一来产生如下问题: 1 ) 电机厂家生产的电机型号非當多, 不便于管理和标准化; 2 )浪费开发时间 和研发的投入, 因为每一个新的用户端控制系统都需要重新开发一款电机, 增 加产品的制造成本; 3 )重新设计需要制定新的生产工艺和认 i 成本, 增加了投 入; 4 ) 电机应用范围非常窄, 不便于大范围推广应用„
为了解决上述的技术问题, 现在出现了一些子母线路板对接的电机控制器, 将电机控制器的主要功能电路设置在母线路^^上, 将多种的接口单元电路和身 份识别电路设置在多个子线路板上, 利用其中一个子线路板与母线路板对接 -, 子线路板上的身份识别电路通知母线路板上的中央控制处理单元, 由中央控制 处理单元自动配置子线路板上的 I /O口类型, 从而可以通过更换不同的子线路 板就可以应用不同场合, 应用范围广, 电机生产厂家减少电机的种类便于管理, 可以减少电机的研发投入、 缩短研发周期, 降低产品成本, 筒化生产工艺, 提 高效率。
其具体的技术方案如图 3、 图 4和图 5所示, 电机控制器包括中央控制处理 单元、 接口电路单元和身份识别电路, 中央控制处理单元设置在母线路板上, 接口电路单元、 身份识别电路设置在子线路板上, 通过子线路板和母线路板的 对接形成电连接, 身份识别电路将识别信号输入到中央控制处理单元, 中央控 制处理单元根据识别信号自动配置接口电路单元的各个 I /o端口的类型。 不同 种类的接口电路单元匹配的身份识别电路输出不同的信号, 形成多个不同的子 线路板。 中央控制处理单元的输出端连接功率驱动电路模块, 转子位置检测电 路的输出端连接中央控制处理单元的输入端, 功率驱动电路模块和转子位置检 测电路都设置在母线路板上。 电源电路和模拟量检测电路也设置在母线路板上。 电源电路为各部份电路供电。所述的中央控制处理单元是 CPU或者是单片机 MCU 或者是数字信号处理器 DSP。 母线路板上设置接插端口 3 , 接插端口 3里面设置 11路接线片, 子线路板可以有多个, 分别为第一子线路板、 第二子线路板和第 三子线路板, 接插端口 3上 11 妻线片分别为 E、 N、 L、 Ml、 M2、 M3、 M4、 M5、 M6、 M7、 M8 , 各接线片的可以按如下标准定义, 在母线路板上设置有插槽 1 , 子 线路板上设置有插接头 2 , 插接头 2嵌套在插槽 1里面, 使子线路板与母线路板 电连接起来。
但是为了规范子线路板的信号模式, 避免太多太泛滥 便于与客户周户端 控制系统匹配信号, 有必要对子线路板的作出合理规范, 达到基本一致的电气 标准, 便于管理和推广应用
发明内容 :
本实用新型的目的是提供一种直流无刷电机接口信号转换子线路板, 它采 用新的电气规范, 较为筒单, 便于与客户用户端控制系统匹配信号, 形成一个 较为通用的标准, 避免子线路板的形式太多太泛滥, 便于管理和推广应用。
本实用新型的目的是通过下述技术方案予以实现的。
一种直流无刷电机接口信号转换子线路板, 包括集成在子线路板上的各单 元电路, 子线路板插接在电机控制器上用来转换信号以便电机控制器与用户端 控制系统通信匹配, 该子线路板与用户端控制系统连接设置 8路端口, 分别为:
Ml :模拟量控制信号输入端口, 电压为 9V ~ 40Vdc,频率为 75 ~ 166Hz , 电流 <10mA,该端口信号由子线路板上设置的信号转换电路来转换;
M2:风扇模式启动信号端口, 该端口信号由子线路板上设置的信号转换电路 来转换;
M3、 M4:速度反馈信号端口, 与子线路板上设置的信号转换电路相连接, 每 转输出 n个脉沖;
M5:预留信号端口 ,该端口信号由子线路板上设置的信号转换电路来转换; M6: COM端口, 此端口为信号线的地线,控制信号公共端;
M7:直流供电电源端口, 电压为 8 ~ 30V, 电流 <30mA;
M8: R/T端口, 该端口与子线路板上设置的半双工双向通信电路连接, 用于 子线路板与用户端控制系统之间传输数据。
上述所述的 M3为低电平, M4为集电极开路输出。
上述所述的子线路板上还有身份识别电路是由电阻 R611和电阻 R612串联 的分压电路, 身份识别电路的一端连接电源, 另一端接地,身份识别电路的输出 端 BSEL连接到电机控制器的中央控制处理单元 MCU的输入端。
上述所述的信号转换电路与脉沖计数器相连接。
上述所述的信号转换电路可以是常用的光电藕合单元电路。
上述所述的风扇模式启动信号端口为 24V交流信号。
本实用新型与现有技术相比具有如下优点:本实用新型子线路板与用户端控 制系统连接设置 8路端口采用较为筒单的电气规范标准, 便于与客户用户端控 制系统匹配信号, 形成一个较为通用的标准 避免子线路板的形式太多太泛滥, 便于管理和推广应用。
附图说明:
图 1是传统电机控制器与用户端控制系统的接线图;
图 2是传统电机控制器的原理方框图;
图 3是传统电机控制器的采用子母线路板的原理示意图;
图 4是传统电机控制器的母线路板的外观示意图;
图 5是传统电机控制器的子线路板的外現示意图;
图 6是本实用新型的子线路板的电路方框图; 图 7是图 6对应的电路图。
图 8 是脉.冲计数器电路图。
具体实施方式:
下面通过具体实施例并结合附图对本实用新型作进一步详细的描述: 如图 6、 图 7和图 8所示, 一种直流无刷电机接口信号转换子线路板, 包括 集成在子线路板上的各单元电路, 子线路板插接在电机控制器上用来转换信号 以便电机控制器与用户端控制系统通信匹配, 该子线路板与用户端控制系统连 接设置 8路端口, 分别为:
Ml :模拟量控制信号输入端口, 电压为 9V ~ 40Vdc,频率为 75 ~ 166Hz , 电流 <10mA,该端口信号由子线路板上设置的信号转换电路 1来转换;
M2:风扇模式启动信号端口, 该端口信号由子线路板上设置的信号转换电路 2来转换;
M3、 M4:速度反馈信号端口, 与子线路板上设置的信号转换电路 3相连接, 每转输出 n个脉沖;
M5:预留信号端口 ,该端口信号由子线路板上设置的信号转换电路 4来转换; M6: COM端口, 此端口为信号线的地线,控制信号公共端;
M7:直流供电电源端口, 电压为 8 ~ 30V, 电流 <30mA;
M8: R/T端口, 该端口与子线路板上设置的半双工双向通信电路 5连接, 用 于子线路板与用户端控制系统之间传输数据。
所述的 M3为低电平, M4为集电极开路输出; 子线路板上还有身份识别电路 7是由电阻 R611和电阻 R612串联的分压电路,身份识别电路 7的一端连接电源, 另一端接地, 电源为 +5V,身份识别电路 7的的输出端 BSEL连接到电机控制器的 中央控制处理单元 MCU的输入端; 信号转换电路 3与脉沖计数器相连接, 即信 号转换电路 3的 106-1接口与脉沖计数器的 106-1接口连接, 电机信号通过脉 沖计数器输入到信号转换电路 3中; 信号转换电路 1、 信号转换电路 2、 信号转 换电路 3和信号转换电路 4可以是常用的光电藕合单元电路; 风扇模式启动信 号端口为 24V交流信号。
上述实施例为本实用新型的较佳实施方式, 但本实用新型的实施方式不限 于此, 其他任何未背离本实用新型的精神实质与原理下所作的改变、 修饰、 替 代、 组合、 筒化, 均为等效的置换方式, 都包含在本实用新型的保护范围之内。

Claims

权 利 要 求
1、 一种直流无刷电机接口信号转换子线路板, 包括集成在子线路板上的各 单元电路, 子线路板插接在电机控制器上用来转换信号以便电机控制器与用户 端控制系统通信匹配, 其特征在于: 该子线路板与用户端控制系统连接设置 8 路端口, 分别为:
Ml :模拟量控制信号输入端口, 电压为 9V ~ 40Vdc,频率为 75 ~ 166Hz , 电流 <10mA,该端口信号由子线路板上设置的信号转换电路( 1 )来转换;
M2:风扇模式启动信号端口, 该端口信号由子线路板上设置的信号转换电路 ( 2 )来转换;
M3、 M4:速度反馈信号端口, 与子线路板上设置的信号转换电路(3 )相连 接, 每转输出 n个脉沖;
M5:预留信号端口,该端口信号由子线路板上设置的信号转换电路(4 )来转 换;
M6: COM端口, 此端口为信号线的地线,控制信号公共端;
M7:直流供电电源端口, 电压为 8 ~ 30V, 电流 <30mA;
M8: R/T数据传送端口,该端口与子线路板上设置的半双工双向通信电路( 5 ) 连接, 用于子线路板与用户端控制系统之间传输数据。
2、 根据权利要求 1所述的一种直流无刷电机接口信号转换子线路板, 其特 征在于: M3为低电平, M4为集电极开路输出。
3、 根据权利要求 1所述的一种直流无刷电机接口信号转换子线路板, 其特 征在于: 子线路板上还有身份识别电路 ( 7 )是由电阻 R611和电阻 R612串联的 分压电路, 身份识别电路( Ί )的一端连接电源, 另一端接地,身份识别电路( 7 ) 的输出端 BSEL连接到电机控制器的中央控制处理单元 MCU的输入端。
4、 根据权利要求 1所述的一种直流无刷电机接口信号转换子线路板, 其特 征在于: 信号转换电路(3 ) 与脉沖计数器相连接。
5、 根据权利要求 1或 2或 3或 4所述的一种直流无刷电机接口信号转换 子线路板, 其特征在于: 信号转换电路(1)、 信号转换电路(2)、 信号转换电 路(3)和信号转换电路(4)可以是常用的光电藕合单元电路。
6、 根据权利要求 1所述的一种直流无刷电机接口信号转换子线路板, 其特 征在于: 风扇模式启动信号端口为 24V交流信号。
PCT/CN2012/073340 2012-03-30 2012-03-30 一种直流无刷电机接口信号转换子线路板 WO2013143130A1 (zh)

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