CN201878082U - Brush motor control circuit of ecological house - Google Patents
Brush motor control circuit of ecological house Download PDFInfo
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- CN201878082U CN201878082U CN2010206023432U CN201020602343U CN201878082U CN 201878082 U CN201878082 U CN 201878082U CN 2010206023432 U CN2010206023432 U CN 2010206023432U CN 201020602343 U CN201020602343 U CN 201020602343U CN 201878082 U CN201878082 U CN 201878082U
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Abstract
The utility model relates to a brush motor control circuit of an ecological house, which is formed by connecting a signal input port, two comparators, a triode, a motor and nine resistors. The brush motor control circuit does not need to be connected with double power supplies for supplying power, so as to simplify the power supply circuit.
Description
Technical field
The utility model relates to circuit field, particularly a kind of brush motor control circuit of ecological room.
Background technology
Ecological room design of Controller theory is that imitation meets human body more a good life, rest environment arise at the historic moment technology-imitation natural ecological environments such as application message electronics, the effect that can play beauty treatment, skin care, takes care of health.Be integrated into a control system with these more existing practical techniques and realize that whole system is divided three modules: air-conditioning control module, central controll block, human-computer interaction module, realize mutually by communication modes between three control modules between the information transmission.
But in the prior art, the brush motor control circuit system in ecological room is imperfection also.
Summary of the invention
The utility model provides a kind of brush motor control circuit of simple and effective ecological room in order to overcome the deficiency of above technology.
The utility model is realized by following measure:
A kind of brush motor control circuit of ecological room is formed by connecting by a signal input port (PWM), two comparators (IC1A, IC1B), a triode Q, motor D J, nine resistance (R1-R9),
Be connected on the base stage of triode Q1 behind the signal input port PWM series resistance R1, the series circuit of the base stage of triode Q1 and emitter span connecting resistance R2 and R3, the collector electrode series electric motor DJ of triode Q1 is connected to operating voltage VDD, be connected on the negative pole of comparator IC1A behind the base series resistor R4 of triode Q1, the positive pole of comparator IC1A and No. 1 port span connecting resistance R9, No. 1 port and No. 2 port span connecting resistance R10 of comparator IC1A, number port of comparator IC1A meets supply power voltage VSS, the negative pole of comparator IC1A and No. 3 port span connecting resistance R8, No. 3 port ground connection of comparator IC1A
Be connected on the positive pole of comparator IC1B behind the base series resistor R5 of triode Q1, the negative pole of comparator IC1B and No. 1 port span connecting resistance R7, the emitter span connecting resistance R3 of the negative pole of comparator ICIB and triode Q1 and the series circuit of R6, the end ground connection that resistance R 3 and resistance R 6 are joined.
Preferably, supply power voltage VSS institute voltage supplied is 5V.
The beneficial effects of the utility model are: brush motor control circuit of the present utility model, need not to connect dual power supply, and simplified power supply circuits.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of specification, below preferred embodiment of the present utility model and conjunction with figs. describes in detail as after.Embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is the drive circuit schematic diagram of brush motor control circuit of the present utility model.
Embodiment
The drive circuit schematic diagram of the brush motor control circuit of present embodiment is as shown in drawings:
A kind of brush motor control circuit of ecological room is formed by connecting by a signal input port (PWM), two comparators (IC1A, IC1B), a triode Q, motor D J, nine resistance (R1-R9):
Be connected on the base stage of triode Q1 behind the signal input port PWM series resistance R1, the series circuit of the base stage of triode Q1 and emitter span connecting resistance R2 and R3, the collector electrode series electric motor DJ of triode Q1 is connected to operating voltage VDD, be connected on the negative pole of comparator IC1A behind the base series resistor R4 of triode Q1, the positive pole of comparator IC1A and No. 1 port span connecting resistance R9, No. 1 port and No. 2 port span connecting resistance R10 of comparator IC1A, number port of comparator IC1A meets supply power voltage VSS, the negative pole of comparator IC1A and No. 3 port span connecting resistance R8, No. 3 port ground connection of comparator IC1A;
Be connected on the positive pole of comparator IC1B behind the base series resistor R5 of triode Q1, the negative pole of comparator IC1B and No. 1 port span connecting resistance R7, the emitter span connecting resistance R3 of the negative pole of comparator IC1B and triode Q1 and the series circuit of R6, the end ground connection that resistance R 3 and resistance R 6 are joined.
Preferably, supply power voltage VSS institute voltage supplied is 5V.
By drive circuit, realize the intellectuality in ecological room, guaranteeing under the prerequisite of practical security reliability, be operate more convenient and intuitive.
The physical circuit of brush motor control circuit of the present utility model is described below:
When signal input port PWM control motor D J opens, operating voltage VDD through motor D J, triode Q1 one tunnel over the ground, the one tunnel gives the inverting input of comparator IC1A through resistance R 4, in-phase input end is given comparator IC1B through resistance R 5 in another road.Comparator IC1A triggers the CPU external interrupt by the electric current of motor D J.Comparator IC1B is the in-phase proportion operational amplifier, is used for monitoring in real time the operating current of motor D J, and amplifier adopts positive terminal to amplify, and arithmetic unit need not to connect dual power supply like this, thereby can simplify power supply circuits.
The foregoing description just is to allow the one of ordinary skilled in the art can understand content of the present utility model and enforcement according to this for technical conceive of the present utility model and characteristics being described, its objective is, can not limit protection range of the present utility model with this.The variation or the modification of every equivalence of having done according to the essence of the utility model content all should be encompassed in the protection range of the present utility model.
Claims (2)
1. the brush motor control circuit in an ecological room is characterized in that, be formed by connecting by a signal input port (PWM), two comparators (IC1A, ICIB), a triode Q, motor D J, nine resistance (R1-R9),
Be connected on the base stage of triode Q1 behind the signal input port PWM series resistance R1, the series circuit of the base stage of triode Q1 and emitter span connecting resistance R2 and R3, the collector electrode series electric motor D of triode Q1
J is connected to operating voltage VDD, be connected on the negative pole of comparator IC1A behind the base series resistor R4 of triode Q1, the positive pole of comparator IC1A and No. 1 port span connecting resistance R9, No. 1 port and No. 2 port span connecting resistance R10 of comparator IC1A, number port of comparator IC1A meets supply power voltage VSS, the negative pole of comparator IC1A and No. 3 port span connecting resistance R8, No. 3 port ground connection of comparator IC1A;
Be connected on the positive pole of comparator IC1B behind the base series resistor R5 of triode Q1, the negative pole of comparator IC1B and No. 1 port span connecting resistance R7, the emitter span connecting resistance R3 of the negative pole of comparator IC1B and triode Q1 and the series circuit of R6, the end ground connection that resistance R 3 and resistance R 6 are joined.
2. the brush motor control circuit in ecological room according to claim 1 is characterized in that, supply power voltage VSS institute voltage supplied is 5V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206023432U CN201878082U (en) | 2010-11-11 | 2010-11-11 | Brush motor control circuit of ecological house |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206023432U CN201878082U (en) | 2010-11-11 | 2010-11-11 | Brush motor control circuit of ecological house |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201878082U true CN201878082U (en) | 2011-06-22 |
Family
ID=44165990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206023432U Expired - Fee Related CN201878082U (en) | 2010-11-11 | 2010-11-11 | Brush motor control circuit of ecological house |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201878082U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101977002A (en) * | 2010-11-11 | 2011-02-16 | 苏州合欣美电子科技有限公司 | Brush motor control circuit of ecological house |
| CN102497143A (en) * | 2011-11-11 | 2012-06-13 | 江苏浩峰汽车附件有限公司 | Brush direct current motor speed regulation device with compensation feedback function and method therefor |
-
2010
- 2010-11-11 CN CN2010206023432U patent/CN201878082U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101977002A (en) * | 2010-11-11 | 2011-02-16 | 苏州合欣美电子科技有限公司 | Brush motor control circuit of ecological house |
| CN101977002B (en) * | 2010-11-11 | 2012-09-05 | 苏州合欣美电子科技有限公司 | Brush motor control circuit of ecological house |
| CN102497143A (en) * | 2011-11-11 | 2012-06-13 | 江苏浩峰汽车附件有限公司 | Brush direct current motor speed regulation device with compensation feedback function and method therefor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110622 Termination date: 20111111 |