WO2012142754A1 - 一种空气清新机的电机调速器 - Google Patents

一种空气清新机的电机调速器 Download PDF

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Publication number
WO2012142754A1
WO2012142754A1 PCT/CN2011/073058 CN2011073058W WO2012142754A1 WO 2012142754 A1 WO2012142754 A1 WO 2012142754A1 CN 2011073058 W CN2011073058 W CN 2011073058W WO 2012142754 A1 WO2012142754 A1 WO 2012142754A1
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WO
WIPO (PCT)
Prior art keywords
microprocessor
circuit
gear
setting circuit
signal
Prior art date
Application number
PCT/CN2011/073058
Other languages
English (en)
French (fr)
Inventor
赵钊
孙海荣
Original Assignee
中山大洋电机制造有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 中山大洋电机制造有限公司 filed Critical 中山大洋电机制造有限公司
Priority to CN2011900000868U priority Critical patent/CN202524347U/zh
Priority to PCT/CN2011/073058 priority patent/WO2012142754A1/zh
Publication of WO2012142754A1 publication Critical patent/WO2012142754A1/zh

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63—Electronic processing
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
    • H02P6/08—Arrangements for controlling the speed or torque of a single motor

Definitions

  • the utility model belongs to a motor governor of an air freshener.
  • DC brushless motors have their own motor controllers, and the control function of air fresheners is very
  • the motor governor of the air freshener is separately matched with the motor controller of the DC brushless motor to send the speed to the motor controller through the motor governor. Control instructions, the circuit structure is shown in Figure 1.
  • the current air conditioner of the air freshener has the following disadvantages: 1) There is no gear position display, and the utility is not intuitive and convenient; 2) The gear setting circuit is mainly completed by using a knob, and the operation is not changed when the adjustment is performed, and the operation procedure is complicated. The gear adjustment time is long, the gear shift is not accurate, and the number of gear positions is small; 3) the gear position data can be automatically saved after no power failure, and the intelligence is not high; 4) The circuit structure is complicated and the cost is high.
  • the purpose of the utility model is to provide a motor governor for an air freshener, which is intuitive to use, has an accurate operation cylinder, has an automatic memory function after the power failure, has a simple circuit structure, and has low manufacturing cost.
  • the utility model relates to a motor governor for an air freshener, comprising a voltage stabilizing circuit, a gear setting circuit, a microprocessor and a signal interface unit, wherein the power supply is connected to the input end of the voltage stabilizing circuit, and the output end of the voltage stabilizing circuit is each part
  • the circuit is powered, the gear setting circuit inputs a signal to the microprocessor, and the microprocessor inputs a control command and a feedback signal to the DC brushless motor controller through the signal interface unit, and further includes a gear display.
  • the indicator, the gear display is connected to the output of the microprocessor.
  • the microprocessor described above is a microcontroller MCU.
  • the gear setting circuit described above is a button press setting circuit.
  • the gear position display described above is a 7-segment LED.
  • the signal interface unit described above comprises four signals, one is a ground common terminal COM, the road is a speed feedback signal FG, the circuit is a PWM output signal output by the microprocessor through an amplifying circuit, and the other is a microprocessor output.
  • the amplifying circuit processes the on/off signal S/S.
  • the microprocessor described above contains a memory having a gear memory function.
  • the utility model has the following advantages: 1) by increasing the gear position display, it can be known that the speed gear position is set by the gear position setting circuit, which is practical and convenient; 2) adding a button pressing setting circuit, than before The gear setting circuit makes the operation more accurate and accurate, and it is more intuitive to use with the gear position display; 3)
  • the microprocessor is a low-cost single-chip MCU, which can reduce the product cost, and the microprocessor has the memory of the gear memory function. After the power is turned off, the data can be automatically saved. When the next power is turned on, the microprocessor automatically drives the motor according to the stored gear position information. 4)
  • the signal interface unit includes four signals, one is the ground common terminal, and the other is the speed feedback signal FG. -
  • the road is the P medical output signal processed by the microprocessor through the amplifier circuit, and the microprocessor output is processed by the amplifier circuit to open/close the signal S/S, the circuit structure and the interface signal tube, which is beneficial to reduce the cost. .
  • Figure 1 is a circuit block diagram of a conventional air freshener
  • FIG. 2 is a block diagram of the circuit of the present invention.
  • Figure 3 is a circuit diagram corresponding to Figure 2;
  • the motor governor of the air freshener of the present invention comprises a voltage stabilizing circuit 1, a gear setting circuit 2, a microprocessor 3 and a signal interface unit 4, and a power supply connection.
  • the output end of the voltage stabilizing circuit 1 supplies power to each part of the circuit
  • the gear setting circuit 2 inputs a signal to the microprocessor 3, and the microprocessor 2 sends a signal to the DC brushless motor through the signal interface unit 4.
  • the controller inputs a control command and receives a feedback signal, and further comprises a gear position display 5, the gear position display 5 is connected to the output end of the microprocessor 3, and the microprocessor 3 is a low performance low-cost single-chip MCU, the gear setting circuit 2 It is a button press setting circuit, the gear position display 5 is a 7-segment light-emitting diode, the signal interface unit 4 includes four signals, one is a ground common terminal COM, the road is a speed feedback signal FG, and the road is a microprocessor output.
  • the PWM output signal processed by the amplifying circuit 41, one of which is output by the microprocessor is processed by the amplifying circuit 42 to process the on/off signal S/S, and the microprocessor 3 includes a memory having a gear memory function.
  • the motor governor of the air freshener of the utility model uses the 7-segment LED as the gear position display 5, and uses the button to press the setting circuit as the gear setting circuit 2, which is intuitive to use, the operation cylinder is accurate, and the performance is low.
  • the low-cost single-chip MCU has the automatic memory function of the gear after power failure, the circuit structure is simple, and the manufacturing cost is low.
  • the button press setting circuit includes a button with a gear increase and a button with a reduced gear position; the gear position includes 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 ten gears, after power down The data can be saved automatically.

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)

Description

一种空气清新机的电机调速器 技术领域：
本实用新型属于一种空气清新机的电机调速器。
背景技术：
目前， 空气清新机为了节能、 减噪和延长使用寿命的目的， 其核心部件的 电机一般使用直流无刷电机， 直流无刷电机带有自身的电机控制器， 而空气清 新机的控制功能是非常筒单的， 只要分段控制电机的速度就可以， 所以厂家单 独开发空气清新机的电机调速器与直流无刷电机的电机控制器进行匹配， 以便 通过电机调速器向电机控制器发送速度控制指令， 其电路结构如图 1所示。
目前的空气清新机的电机调速器存在如下缺点： 1 )没有档位显示器， 实用 不直观方便； 2 )档位设定电路主要采用旋钮来完成， 调节时操作不筒变， 操作 程序复杂， 调整档位时间长， 调档不准确， 档位数量少； 3 )没有掉电之后档位 数据能够自动保存功能， 智能化不高； 4 ) 电路结构复杂， 成本较高。
发明内容：
本实用新型的目的是提供一种空气清新机的电机调速器， 它使用直观， 操 作筒便准确， 具有掉电之后档位自动记忆功能， 电路结构筒单， 制造成本低。
本实用新型是通过如下技术方案来实现的：
一种空气清新机的电机调速器， 包括稳压电路、 档位设定电路、 微处理器 和信号接口单元， 供电电源连接到稳压电路的输入端， 稳压电路的输出端为各 部分电路供电， 档位设定电路向微处理器输入信号， 微处理器通过信号接口单 元向直流无刷电机控制器输入控制指令及接收反馈信号， 另外它还包括档位显 示器， 档位显示器连接微处理器的输出端。
上述所述的微处理器是单片机 MCU。
上述所述的档位设定电路是按钮按压设定电路。
上述所述的档位显示器是 7段发光二极管。
上述所述的信号接口单元包括四路信号， 一路是接地公共端 COM, —路是 速度反馈信号 FG, —路是微处理器输出的经过放大电路处理的 PWM输出信号， 一路是微处理器输出的经过放大电路处理开启 /关停信号 S/S。
上述所述的微处理器含有具有档位记忆功能的存储器。
本实用新型与现有技术相比具有如下优点： 1 )通过增加档位显示器， 可以 知道通过档位设定电路设定速度档位， 实用直观方便； 2 )增加按钮按压设定电 路， 比以前的档位设定电路， 操作更加筒便准确， 与档位显示器配合使用更加 直观； 3 )微处理器是低成本的单片机 MCU, 可以降低产品成本， 微处理器具有 档位记忆功能的存储器， 掉电之后数据能够自动保存， 当下一次开机时， 微处 理器自动按照记忆的档位信息驱动电机运行； 4 )信号接口单元包括四路信号， 一路是接地公共端， 一路是速度反馈信号 FG, —路是微处理器输出的经过放大 电路处理的 P醫输出信号，一路是微处理器输出的经过放大电路处理开启 /关停 信号 S/S , 电路结构和接口信号筒单， 有利于降低成本。
附图说明：
图 1为传统空气清新机的电路方框图；
图 2为本实用新型的电路方框图；
图 3为是图 2对应的电路图；
具体实施方式： 如图 2、 图 3所示， 本实用新型的一种空气清新机的电机调速器， 包括稳 压电路 1、 档位设定电路 2、 微处理器 3和信号接口单元 4 , 供电电源连接到稳 压电路 1的输入端， 稳压电路 1的输出端为各部分电路供电， 档位设定电路 2 向微处理器 3输入信号， 微处理器 2通过信号接口单元 4向直流无刷电机控制 器输入控制指令及接收反馈信号， 它还包括档位显示器 5 , 档位显示器 5连接 微处理器 3的输出端，微处理器 3是低性能低价的单片机 MCU,档位设定电路 2 是按钮按压设定电路， 档位显示器 5是 7段发光二极管， 信号接口单元 4包括 四路信号， 一路是接地公共端 COM, —路是速度反馈信号 FG, —路是微处理器 输出的经过放大电路 41处理的 PWM输出信号，一路是微处理器输出的经过放大 电路 42处理开启 /关停信号 S/S ,微处理器 3含有具有档位记忆功能的存储器。
本实用新型的一种空气清新机的电机调速器使用 7 段发光二极管作为档位 显示器 5 , 利用按钮按压设定电路作为档位设定电路 2 , 使用直观， 操作筒便准 确， 采用低性能低价的单片机 MCU, 具有掉电之后档位自动记忆功能， 电路结 构筒单， 制造成本低。 按钮按压设定电路含一个档位增加的按键和一个档位减 少的按键； 档位包含 0、 1、 2、 3、 4、 5、 6、 7、 8、 9十个档位， 掉电之后数据 能够自动保存。

Claims

权 利 要 求 、 一种空气清新机的电机调速器， 包括稳压电路、档位设定电路、微处理器 和信号接口单元，供电电源连接到稳压电路的输入端，稳压电路的输出端 为各部分电路供电，档位设定电路向微处理器输入信号，微处理器通过信 号接口单元向直流无刷电机控制器输入控制指令及接收反馈信号，其特征 在于： 它还包括档位显示器， 档位显示器连接微处理器的输出端。
、 根据权利要求 1所述的一种空气清新机的电机调速器，其特征在于：微处 理器是单片机 MCU。
、 根据权利要求 2所述的一种空气清新机的电机调速器，其特征在于：档位 设定电路是按钮按压设定电路。
、 根据权利要求 1或 2所述的一种空气清新机的电机调速器， 其特征在于： 档位显示器是 7段发光二极管。
、 根据权利要求 3所述的一种空气清新机的电机调速器，其特征在于：信号 接口单元包括四路信号， 一路是接地公共端（COM) , —路是速度反馈信号
(FG) , 一路是微处理器输出的经过放大电路处理的（PWM)输出信号， 一路 是微处理器输出的经过放大电路处理开启 /关停信号（S/S)。
、 根据权利要求 3所述的一种空气清新机的电机调速器，其特征在于：微处 理器含有具有档位记忆功能的存储器。
PCT/CN2011/073058 2011-04-20 2011-04-20 一种空气清新机的电机调速器 WO2012142754A1 (zh)

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Application Number Priority Date Filing Date Title
CN2011900000868U CN202524347U (zh) 2011-04-20 2011-04-20 一种空气清新机的电机调速器
PCT/CN2011/073058 WO2012142754A1 (zh) 2011-04-20 2011-04-20 一种空气清新机的电机调速器

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2691913Y (zh) * 2004-04-23 2005-04-13 重庆建设车用空调器有限责任公司 多功能智能化车用空气净化器
CN200972223Y (zh) * 2006-10-18 2007-11-07 东莞凤岗雁田精博塑胶电子制品厂 智能空气净化机
CN201269985Y (zh) * 2008-08-20 2009-07-08 李文才 一种室内环境调节机的控制电路
CN201682267U (zh) * 2010-05-17 2010-12-22 苏州凯丽达电器有限公司 具有电机保护和断电记忆功能的吸尘器控制电路

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2691913Y (zh) * 2004-04-23 2005-04-13 重庆建设车用空调器有限责任公司 多功能智能化车用空气净化器
CN200972223Y (zh) * 2006-10-18 2007-11-07 东莞凤岗雁田精博塑胶电子制品厂 智能空气净化机
CN201269985Y (zh) * 2008-08-20 2009-07-08 李文才 一种室内环境调节机的控制电路
CN201682267U (zh) * 2010-05-17 2010-12-22 苏州凯丽达电器有限公司 具有电机保护和断电记忆功能的吸尘器控制电路

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