CN103856119A - Three-speed switch converter used in brushless direct-current motor - Google Patents
Three-speed switch converter used in brushless direct-current motor Download PDFInfo
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- CN103856119A CN103856119A CN201410119618.XA CN201410119618A CN103856119A CN 103856119 A CN103856119 A CN 103856119A CN 201410119618 A CN201410119618 A CN 201410119618A CN 103856119 A CN103856119 A CN 103856119A
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Abstract
The invention relates to a three-speed switch converter used in a brushless direct-current motor. The converter comprises a converter body, wherein the converter body comprises an MCU (Microprogrammed Control Unit), a shift signal converting circuit and a rotation speed feedback input and speed regulation switch voltage output circuit; the shift signal converting circuit is connected with an A/D (Analog to Digital) interface of the MCU; the rotation speed feedback input and speed regulation switch voltage output circuit is connected with a CCP (Compact Camera Port) interface of the MCU; the shift signal converting circuit is equipped with an interface abutted with a three-speed switch; the rotation speed feedback input and speed regulation switch voltage output circuit is equipped with an interface abutted with a wind disc. By adopting the converter, different shifts of a conventional three-speed switch can be automatically identified, so that application by combining the conventional three-speed switch with a brushless direct-current blower coil is achieved, the convenience in directly replacing the brushless direct-current motor and transforming a conventional alternating-current motor is improved, and the transformation cost is lowered.
Description
Technical field
The present invention relates to a kind of fan coil transducer, be specially a kind of brshless DC motor three speed switch transducer.
Background technology
Along with national energy-saving reduction of discharging policy and motor efficiency promote the enforcement of planning, there is the brshless DC motor of energy-efficient feature using the first-selection as fan coil system, simultaneously alternative conventional AC wind disc system.The improvement project of a large amount of old-fashioned interchange wind disc systems is also put on agenda.These engineerings often require to possess the control appliance (three speed switch) of original interchange coil pipe as far as possible, preferably carry out winding displacement again without destroying metope, preferably only need simple replacing to exchange with direct current coil pipe and can realize reducing energy consumption.
Summary of the invention
The object of this invention is to provide a kind of brshless DC motor three speed switch transducer that old-fashioned AC blower fan coil pipe directly replaces with direct current brushless motor coil pipe of realizing at lower cost.
The technical scheme that realizes the object of the invention is: the present invention has converter body; Described converter body comprises MCU micro-control unit (or being single-chip microcomputer), gear signal change-over circuit and speed feedback input and speed-regulating switch voltage follower circuit; Described gear signal change-over circuit is connected with the A/D interface of MCU micro-control unit; Described speed feedback input is connected with the CCP interface of speed-regulating switch voltage follower circuit and MCU micro-control unit; Described gear signal change-over circuit is equipped with and is arranged on the interface of the three speed switch docking of converter body outside; The input of described speed feedback and speed-regulating switch voltage follower circuit are equipped with and are arranged on the interface that the wind dish of converter body outside docks.
Above-mentioned converter body also comprises digital pipe display circuit and setting speed regulating circuit; Described digital pipe display circuit is connected with the I/O interface of MCU micro-control unit; Described setting speed regulating circuit is connected with the A/D interface of MCU micro-control unit.
Above-mentioned converter body also comprises the mode selection circuit of selecting high-grade, middle-grade and low-grade rotating speed; Described mode selection circuit is connected with the A/D interface of MCU microcontroller list.
The above setting speed regulating circuit is equipped with an adjusting rotary speed device; Described adjusting rotary speed device comprises three corresponding three speed switch top grades of difference, middle-grade and low-grade potentiometer.
The interface of above-mentioned gear signal change-over circuit and three speed switch docking is solid-state contactless selector switch; Described speed feedback input is the continuous wave output level shift interface of band feedback with the interface docking with wind dish on speed-regulating switch voltage follower circuit.
The present invention has positive effect: (1) the present invention can identify the different gears of original three speed switch voluntarily by internal wiring, thereby realize being combined with of original three speed switch and brshless DC motor, improved that brshless DC motor is directly changed and the convenient degree of transformation traditional AC motor; (2) the present invention is provided with three potentiometers for adjusting rotary speed, and user voluntarily regulator potentiometer defines the rotating speed that different gears are corresponding; (3) the present invention can realize with brshless DC motor and directly changing and transformation traditional AC motor in keeping original conventional AC coil system wiring and operator scheme (three speed switch), greatly reduces improvement cost.
Accompanying drawing explanation
For content of the present invention is more easily expressly understood, according to specific embodiment also by reference to the accompanying drawings, the present invention is further detailed explanation, wherein below
Fig. 1 is structural representation of the present invention;
Fig. 2 is workflow diagram of the present invention.
Embodiment
See Fig. 1, the present invention has converter body; Described converter body comprises MCU micro-control unit 1(or is single-chip microcomputer), the input of gear signal change-over circuit 2, speed feedback and speed-regulating switch voltage follower circuit 3, digital pipe display circuit 4, setting speed regulating circuit 5 and mode selection circuit 7; Described gear signal change-over circuit 2 is connected with the A/D interface of MCU micro-control unit 1; Described speed feedback input is connected with the CCP interface of speed-regulating switch voltage follower circuit 3 and MCU micro-control unit 1; Described digital pipe display circuit is connected with the I/O interface of MCU micro-control unit 1; Described setting speed regulating circuit 5 is connected with the A/D interface of MCU micro-control unit 1; Described mode selection circuit 7 is connected with the A/D interface of MCU microcontroller list 1; Described gear signal change-over circuit 2 is equipped with and is arranged on the interface that the three speed switch 8 of converter body outside docks; The input of described speed feedback and speed-regulating switch voltage follower circuit 3 are equipped with and are arranged on the interface that the wind dish 9 of converter body outside docks; Described setting speed regulating circuit 5 is equipped with an adjusting rotary speed device 6; Described adjusting rotary speed device 6 comprises three corresponding three speed switch 8 top grades of difference, middle-grade and low-grade potentiometer 6-1; The interface that described gear signal change-over circuit 2 and three speed switch 8 dock is solid-state contactless selector switch; Described speed feedback input is the continuous wave output level shift interface of band feedback with the interface docking with wind dish 9 on speed-regulating switch voltage follower circuit 3; The interface of described gear signal change-over circuit 2 is provided with five terminals that dock for phase line, zero line, high-grade line, middle-grade line, the low-grade line of drawing with three speed switch 8.
See Fig. 2, workflow of the present invention is: system hardware configuration initialization after start, and read preservation last time data are set, successfully carry out rotational speed regulation if read; If read unsuccessfully, use default setting to carry out rotational speed regulation.Control in wind dish 9 runnings in speed feedback input and speed-regulating switch voltage follower circuit 3, if having A/D to change or other interruption generations, the show state of digital pipe display circuit 4 upgrades, and preservation arranges undated parameter; If do not occur, A/D changes or other interrupt occurring, and speed feedback input is controlled wind dish 9 with speed-regulating switch voltage follower circuit 3 and continued operation.
When user thinks rotating speed corresponding to the different gears of self-defining, can regulate respectively the potentiometer 6-1 on setting speed regulating circuit 5, when adjusting, digital pipe display circuit 4 can show that speed feedback corresponding to current potentiometer 6-1 difference inputted and the setting speed of the speed-regulating switch voltage follower circuit 3 wind dish 9 of controlling.After adjusting finishes, moved if speed feedback is inputted with the speed-regulating switch voltage follower circuit 3 wind dish 9 of controlling, digital pipe display circuit 4 can show the actual speed of current speed feedback input and the speed-regulating switch voltage follower circuit 3 wind dish 9 of controlling.Afterwards, user just can utilize three speed switch 8 to switch between each gear setting.
Above-described specific embodiment; object of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the foregoing is only specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any modification of making, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (5)
1. a brshless DC motor three speed switch transducer, has converter body; It is characterized in that: described converter body comprises MCU micro-control unit (1), gear signal change-over circuit (2) and speed feedback input and speed-regulating switch voltage follower circuit (3); Described gear signal change-over circuit (2) is connected with the A/D interface of MCU micro-control unit (1); Described speed feedback input is connected with the CCP interface of speed-regulating switch voltage follower circuit (3) and MCU micro-control unit (1); The interface that described gear signal change-over circuit (2) is equipped with and three speed switch (8) docks; Described speed feedback input is equipped with speed-regulating switch voltage follower circuit (3) interface docking with wind dish (9).
2. brshless DC motor according to claim 1 three speed switch transducer, is characterized in that: described converter body also comprises digital pipe display circuit (4) and setting speed regulating circuit (5); Described digital pipe display circuit (4) is connected with the I/O interface of MCU micro-control unit (1); Described setting speed regulating circuit (5) is connected with the A/D interface of MCU micro-control unit (1).
3. brshless DC motor according to claim 1 and 2 three speed switch transducer, is characterized in that: described converter body also comprises the mode selection circuit (7) of selecting high-grade, middle-grade and low-grade rotating speed; Described mode selection circuit (7) is connected with the A/D interface of MCU microcontroller list (1).
4. brshless DC motor according to claim 3 three speed switch transducer, is characterized in that: described setting speed regulating circuit (5) is equipped with an adjusting rotary speed device (6); Described adjusting rotary speed device (6) comprises the potentiometer (6-1) that three corresponding three speed switch of difference (8) are high-grade, middle-grade and low-grade.
5. brshless DC motor according to claim 4 three speed switch transducer, is characterized in that: the interface of described gear signal change-over circuit (2) and three speed switch (8) docking is solid-state contactless selector switch; The continuous wave output level shift interface that described speed feedback input interface upper with speed-regulating switch voltage follower circuit (3) and that wind dish (9) docks is band feedback.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410119618.XA CN103856119A (en) | 2014-03-27 | 2014-03-27 | Three-speed switch converter used in brushless direct-current motor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410119618.XA CN103856119A (en) | 2014-03-27 | 2014-03-27 | Three-speed switch converter used in brushless direct-current motor |
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| CN103856119A true CN103856119A (en) | 2014-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410119618.XA Pending CN103856119A (en) | 2014-03-27 | 2014-03-27 | Three-speed switch converter used in brushless direct-current motor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114110959A (en) * | 2021-12-06 | 2022-03-01 | 苏州希瓦克智能科技有限公司 | Novel fan coil control system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201039061Y (en) * | 2007-04-29 | 2008-03-19 | 上海百富勤空调制造有限公司 | Wind blower tray tube for three speed adjusting DC brushless motor |
| US20080100237A1 (en) * | 2006-11-01 | 2008-05-01 | Siemens Vdo Automotive Canada Inc. | Dual fan module system with three power options using two single throw relays and one double throw relay and a series resistor |
| CN201531444U (en) * | 2009-09-16 | 2010-07-21 | 中山大洋电机股份有限公司 | Air conditioner fan control system |
| CN201590795U (en) * | 2009-06-06 | 2010-09-22 | 中山大洋电机股份有限公司 | Electric appliance control system |
| CN103309251A (en) * | 2012-03-16 | 2013-09-18 | 中山大洋电机股份有限公司 | Electric appliance control system for realizing high-efficiency control and signal conversion board thereof |
| CN204068787U (en) * | 2014-03-27 | 2014-12-31 | 常州祥明电机有限公司 | Brshless DC motor three speed switch transducer |
-
2014
- 2014-03-27 CN CN201410119618.XA patent/CN103856119A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080100237A1 (en) * | 2006-11-01 | 2008-05-01 | Siemens Vdo Automotive Canada Inc. | Dual fan module system with three power options using two single throw relays and one double throw relay and a series resistor |
| CN201039061Y (en) * | 2007-04-29 | 2008-03-19 | 上海百富勤空调制造有限公司 | Wind blower tray tube for three speed adjusting DC brushless motor |
| CN201590795U (en) * | 2009-06-06 | 2010-09-22 | 中山大洋电机股份有限公司 | Electric appliance control system |
| CN201531444U (en) * | 2009-09-16 | 2010-07-21 | 中山大洋电机股份有限公司 | Air conditioner fan control system |
| CN103309251A (en) * | 2012-03-16 | 2013-09-18 | 中山大洋电机股份有限公司 | Electric appliance control system for realizing high-efficiency control and signal conversion board thereof |
| CN204068787U (en) * | 2014-03-27 | 2014-12-31 | 常州祥明电机有限公司 | Brshless DC motor three speed switch transducer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114110959A (en) * | 2021-12-06 | 2022-03-01 | 苏州希瓦克智能科技有限公司 | Novel fan coil control system |
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| CB02 | Change of applicant information |
Address after: 213011 No. 518 Wu Cheng Road, Changzhou, Jiangsu Applicant after: Changzhou Xiangming Electromotor Co., Ltd. Address before: 213011 No. 518 Wu Cheng Road, Changzhou, Jiangsu Applicant before: Changzhou Xiangxing Electric Machine Co., Ltd. |
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20140611 |