CN203872093U - Direct current motor forward and reverse rotation drive circuit - Google Patents
Direct current motor forward and reverse rotation drive circuit Download PDFInfo
- Publication number
- CN203872093U CN203872093U CN201420263442.0U CN201420263442U CN203872093U CN 203872093 U CN203872093 U CN 203872093U CN 201420263442 U CN201420263442 U CN 201420263442U CN 203872093 U CN203872093 U CN 203872093U
- Authority
- CN
- China
- Prior art keywords
- triode
- drive circuit
- motor
- npn
- npn triode
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 description 2
- 235000010469 Glycine max Nutrition 0.000 description 1
- 244000068988 Glycine max Species 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
Landscapes
- Motor And Converter Starters (AREA)
Abstract
The utility model discloses a direct current motor forward and reverse rotation drive circuit, including a power input end, a direct current motor, two signal input ends, a forward rotation drive circuit and a reverse rotation drive circuit, and the forward rotation drive circuit and the reverse rotation drive circuit are connected between the power input end and the direct current motor in parallel. The direct current motor forward and reverse rotation drive circuit in the utility model has the advantages of being simple in structure and being capable of controlling forward and reverse rotation of the direct current motor.
Description
Technical field
The utility model relates to circuit, especially relates to a kind of simple in structure, the drive circuit that can control d.c. motor rotating.
Background technology
From the market demand, China possesses small household appliances universal condition fast: the one, and the universal of large household electrical appliances completes substantially; The 2nd, resident consumption expense fast lifting; The 3rd, China possesses powerful small household appliances production capacity.According to consumption habit, resident can first buy the large household electrical appliances as daily necessities conventionally, and then removes the small household appliances of addition a great variety.China's small household appliances industry, through the development of two more than ten years, changes to the more complete industrial system of ratio being comprised of links such as production, operation, research and development, detections from simple assembling, has formed the production system that possesses suitable production scale and technical merit.In small household electrical appliance, as electric fan, soy bean milk making machine etc., need to use the rotating of CD-ROM drive motor, and the rotating drive circuit of existing motor is all comparatively complicated.
Summary of the invention
For overcoming existing shortcoming, the utility model object is to provide a kind of d.c. motor rotating drive circuit that can control d.c. motor rotating.
The utility model is realized by following technical measures, a kind of d.c. motor rotating drive circuit, comprise power input, d.c. motor, binary signal input, forward drive circuit and reversing drive circuit, described forward drive circuit and reversing drive circuit are connected in parallel between power input and d.c. motor; Described forward drive circuit comprises the emitter of the PNP triode Q5 that power input connects, the base stage of described PNP triode Q5 is connected to the collector electrode of NPN triode Q1, the collector electrode of described PNP triode Q5 is connected to the first end of d.c. motor, the second end of described d.c. motor connects the collector electrode of NPN triode Q2, the emitter grounding of NPN triode Q2, NPN triode Q2 base stage is connected to the emitter of NPN triode Q1, and the base stage of NPN triode Q1 connects first signal input; Described reversing drive circuit comprises the emitter of the PNP triode Q6 that power input connects, the base stage of described PNP triode Q6 is connected to the collector electrode of NPN triode Q4, the collector electrode of described PNP triode Q6 is connected to the second end of d.c. motor, the first end of described d.c. motor connects the collector electrode of NPN triode Q3, the emitter grounding of NPN triode Q3, NPN triode Q3 base stage is connected to the emitter of NPN triode Q4, and the base stage of NPN triode Q4 connects secondary signal input.
As a kind of optimal way, the link of described triode Q2 and triode Q1 is by resistance R 3 ground connection, and the link of described triode Q3 and triode Q4 is by resistance R 4 ground connection.
As a kind of optimal way, between described triode Q1 and triode Q5, by resistance R 2, be connected, between described triode Q4 and triode Q6, by resistance R 4, be connected.
Operation principle of the present utility model is: 1, when needs d.c. motor forward, and first signal input A end output high level, secondary signal input B holds output low level, and forward drive circuit 100 is communicated with, and reversing drive circuit 200 opens circuit; Now, triode Q1, triode Q2, triode Q5 conducting, triode Q3, triode Q64, triode Q66 cut-off, the C end of motor M1 is high level, and D end is low level, and d.c. motor is forward; 2,, when needs d.c. motor reverses, first signal input A holds output low level, secondary signal input B end output high level, and forward drive circuit 100 opens circuit, and reversing drive circuit 200 is communicated with; Now, triode Q1, triode Q2, triode Q5 cut-off, triode Q3, triode Q64, triode Q66 conducting, the C end of motor M1 is low level, and D end is high level, and d.c. motor is forward.Thereby the utility model reaches the object of controlling d.c. motor rotating.
Accompanying drawing explanation
Fig. 1 is the circuit theory diagrams of the utility model embodiment.
Embodiment
Below in conjunction with embodiment and contrast accompanying drawing the utility model is described in further detail.
A kind of d.c. motor rotating drive circuit, with reference to figure 1, comprise power input, d.c. motor, binary signal input, forward drive circuit 100 and reversing drive circuit 200, described forward drive circuit and reversing drive circuit are connected in parallel between power input and d.c. motor; Described forward drive circuit comprises the emitter of the PNP triode Q5 that power input connects, the base stage of described PNP triode Q5 is connected to the collector electrode of NPN triode Q1, the collector electrode of described PNP triode Q5 is connected to the first end C end of d.c. motor, the second end D end of described d.c. motor connects the collector electrode of NPN triode Q2, the emitter grounding of NPN triode Q2, NPN triode Q2 base stage is connected to the emitter of NPN triode Q1, and the base stage of NPN triode Q1 connects first signal input A end; Described reversing drive circuit comprises the emitter of the PNP triode Q6 that power input connects, the base stage of described PNP triode Q6 is connected to the collector electrode of NPN triode Q4, the collector electrode of described PNP triode Q6 is connected to the second end of d.c. motor, the first end of described d.c. motor connects the collector electrode of NPN triode Q3, the emitter grounding of NPN triode Q3, NPN triode Q3 base stage is connected to the emitter of NPN triode Q4, and the base stage of NPN triode Q4 connects secondary signal input B end.
The operation principle of this circuit is: 1, when needs d.c. motor forward, and first signal input A end output high level, secondary signal input B holds output low level, and forward drive circuit 100 is communicated with, and reversing drive circuit 200 opens circuit; Now, triode Q1, triode Q2, triode Q5 conducting, triode Q3, triode Q64, triode Q66 cut-off, the C end of motor M1 is high level, and D end is low level, and d.c. motor is forward; 2,, when needs d.c. motor reverses, first signal input A holds output low level, secondary signal input B end output high level, and forward drive circuit 100 opens circuit, and reversing drive circuit 200 is communicated with; Now, triode Q1, triode Q2, triode Q5 cut-off, triode Q3, triode Q64, triode Q66 conducting, the C end of motor M1 is low level, and D end is high level, and d.c. motor is forward.Thereby this circuit reaches the object of controlling d.c. motor rotating.
The d.c. motor rotating drive circuit of the present embodiment, please refer to Fig. 1, on the basis of previous technique scheme, specifically can also specifically state the link of triode Q2 and triode Q1 by resistance R 3 ground connection, the link of described triode Q3 and triode Q4 is by resistance R 4 ground connection.
The d.c. motor rotating drive circuit of the present embodiment, please refer to Fig. 1, specifically can also be specifically on the basis of previous technique scheme, between triode Q1 and triode Q5, by resistance R 2, be connected, between described triode Q4 and triode Q6, by resistance R 4, be connected.
More than that the utility model d.c. motor rotating drive circuit is set forth; be used for helping to understand the utility model; but execution mode of the present utility model is not restricted to the described embodiments; anyly do not deviate from the change done under the utility model principle, modification, substitute, combination, simplify; all should be equivalent substitute mode, within being included in protection range of the present utility model.
Claims (3)
1. a d.c. motor rotating drive circuit, it is characterized in that: comprise power input, d.c. motor, binary signal input, forward drive circuit and reversing drive circuit, described forward drive circuit and reversing drive circuit are connected in parallel between power input and d.c. motor; Described forward drive circuit comprises the emitter of the PNP triode Q5 that power input connects, the base stage of described PNP triode Q5 is connected to the collector electrode of NPN triode Q1, the collector electrode of described PNP triode Q5 is connected to the first end of d.c. motor, the second end of described d.c. motor connects the collector electrode of NPN triode Q2, the emitter grounding of NPN triode Q2, NPN triode Q2 base stage is connected to the emitter of NPN triode Q1, and the base stage of NPN triode Q1 connects first signal input; Described reversing drive circuit comprises the emitter of the PNP triode Q6 that power input connects, the base stage of described PNP triode Q6 is connected to the collector electrode of NPN triode Q4, the collector electrode of described PNP triode Q6 is connected to the second end of d.c. motor, the first end of described d.c. motor connects the collector electrode of NPN triode Q3, the emitter grounding of NPN triode Q3, NPN triode Q3 base stage is connected to the emitter of NPN triode Q4, and the base stage of NPN triode Q4 connects secondary signal input.
2. d.c. motor rotating drive circuit according to claim 1, is characterized in that: the link of described triode Q2 and triode Q1 is by resistance R 3 ground connection, and the link of described triode Q3 and triode Q4 passes through resistance R 4 ground connection.
3. d.c. motor rotating drive circuit according to claim 1, is characterized in that: between described triode Q1 and triode Q5, by resistance R 2, be connected, between described triode Q4 and triode Q6, by resistance R 4, be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420263442.0U CN203872093U (en) | 2014-05-22 | 2014-05-22 | Direct current motor forward and reverse rotation drive circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420263442.0U CN203872093U (en) | 2014-05-22 | 2014-05-22 | Direct current motor forward and reverse rotation drive circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203872093U true CN203872093U (en) | 2014-10-08 |
Family
ID=51653012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420263442.0U Expired - Lifetime CN203872093U (en) | 2014-05-22 | 2014-05-22 | Direct current motor forward and reverse rotation drive circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203872093U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI556568B (en) * | 2015-05-21 | 2016-11-01 | A reversible drive control circuit for single - phase brushless DC fan motors | |
| CN106787964A (en) * | 2015-11-19 | 2017-05-31 | 张家港合升进出口有限公司 | A kind of electromotor control circuit |
-
2014
- 2014-05-22 CN CN201420263442.0U patent/CN203872093U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI556568B (en) * | 2015-05-21 | 2016-11-01 | A reversible drive control circuit for single - phase brushless DC fan motors | |
| CN106787964A (en) * | 2015-11-19 | 2017-05-31 | 张家港合升进出口有限公司 | A kind of electromotor control circuit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203872093U (en) | Direct current motor forward and reverse rotation drive circuit | |
| CN103378822A (en) | Anti-interference circuit of tuner | |
| CN205829597U (en) | Push-pull type drives power transistor circuits | |
| CN205231711U (en) | Take motor -drive circuit of temperature protection | |
| CN203590188U (en) | Switching circuit | |
| CN204721685U (en) | The LED illumination drive circuit of switch can be realized | |
| CN209016955U (en) | A kind of DC brushless motor positive and negative rotation circuit | |
| CN203457134U (en) | Metal-oxide field-effect transistor and bipolar transistor-contained mixed common-source common-base circuit | |
| CN103580464B (en) | Self-protection H bridge drive circuit | |
| CN206349807U (en) | A kind of new A C/DC automatic switching control circuits | |
| CN202918233U (en) | Control circuit for controlling clockwise/anticlockwise rotation of brushless direct-current fan | |
| CN202455582U (en) | Signal generating circuit of nuclear marker light | |
| CN204994035U (en) | LED drive arrangement that can switch | |
| CN204836134U (en) | Isolated driving circuit | |
| CN204761409U (en) | Toy car single bond switching on and shutting down circuit | |
| CN204719585U (en) | Zero-temperature coefficient electrical current source | |
| CN203933585U (en) | A kind of simple and easy solid-state relay circuit | |
| CN204652334U (en) | A kind of drive circuit based on IGBT | |
| CN203261286U (en) | Control device for AC motor singlechip | |
| CN204258817U (en) | Received IR signal cascade two-way circuit | |
| CN204089767U (en) | Level match module and electronic product | |
| CN204065777U (en) | Signaling conversion circuit and testing circuit | |
| CN203225708U (en) | Instrumentation amplifier circuit | |
| CN203537368U (en) | Pull-up resistor circuit capable of preventing reverse current transmission | |
| CN204559924U (en) | The LED drive device of impulse current can be absorbed |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 518132 Guangdong province Shenzhen Guangming New District Gongming Street office Yu Tong Tian Liao community with the concept of road nineteen, road 10, Jiuzhou Industrial Park Building 1, floor 802 Patentee after: SHENZHEN F&R TECHNOLOGIES CO.,LTD. Address before: 518000 Guangdong city of Shenzhen province Baoan District Shiyan town Tangtou village Longma industrial city A1 Building 5 floor Patentee before: SHENZHEN F&R ELECTRONICS TECHNOLOGY Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141008 |