CN203951394U - A kind of juvenile automobile Dual-motors Driving circuit - Google Patents
A kind of juvenile automobile Dual-motors Driving circuit Download PDFInfo
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- CN203951394U CN203951394U CN201420161260.2U CN201420161260U CN203951394U CN 203951394 U CN203951394 U CN 203951394U CN 201420161260 U CN201420161260 U CN 201420161260U CN 203951394 U CN203951394 U CN 203951394U
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Abstract
The utility model relates to a kind of juvenile automobile Dual-motors Driving circuit, comprises the first motor M 1, the second motor M 2, also comprises that motor drives and rotating speed circuit, motor positive/reverse rotation circuit and the first relay J 1 and the second relay J 2; Motor drives and is connected with the normally opened contact of the second relay J 2 with the first relay J 1 with rotating speed circuit, the normally-closed contact of the first relay J 1 and the second relay J 2 is connected with power supply, the moving contact of the first relay J 1 is connected with one end of the second motor M 2 with the first motor M 1, and the moving contact of the second relay J 2 is connected with the other end of the second motor M 2 with the first motor M 1; The utility model is improving in the technical support of emulation, has changed the mode that storage battery power supply drives, solved battery flying power problem and useful life short problem.
Description
Technical field
The utility model relates to motor-drive circuit, is specifically related to a kind of juvenile automobile Dual-motors Driving circuit.
Background technology
In prior art, juvenile automobile adopts storage battery that electric energy is provided more, convert mechanical energy to by electric energy drive motor, in order greatly to reduce production costs, it is simple that its drive circuit designs, generally directly to be driven by electric energy, often be subject to the impact of battery flying power, the useful life of storage battery is also shorter, is easy to cause damage.
For the imitative general pony car of height, the drive circuit design of battery automobile can't meet the demands, and for general car, its circuit design too complex, and production cost is high.
Utility model content
The purpose of this utility model is to cause short and awkward problem automobile service time for what solve that juvenile automobile in prior art only relies on that storage battery electric energy drives, and in order to improve fidelity, provides a kind of juvenile automobile Dual-motors Driving circuit.
A kind of juvenile automobile Dual-motors Driving circuit, comprises the first motor M 1, the second motor M 2, it is characterized in that: also comprise that motor drives and rotating speed circuit, motor positive/reverse rotation circuit and the first relay J 1 and the second relay J 2; Described motor drives and is connected with the normally opened contact of the second relay J 2 with the first relay J 1 with rotating speed circuit, the normally-closed contact of the first relay J 1 and the second relay J 2 is connected with power supply, the moving contact of the first relay J 1 is connected with one end of the second motor M 2 with the first motor M 1, and the moving contact of the second relay J 2 is connected with the other end of the second motor M 2 with the first motor M 1; Described motor positive/reverse rotation circuit comprises forward control circuit and circuit for reversing, described prograde circuit connects one end of the first relay J 1 coil, circuit for reversing connects one end of the second relay J 2 coils, and the other end of described the first relay J 1 coil and the second relay J 2 coils connects power supply.
Further, described motor drives and rotating speed circuit comprises two groups of transistor circuits and two groups of resistance circuits, and every group of transistor circuit comprises three triodes in parallel, and every group of resistance circuit comprises three resistance in parallel; Ground connection after one group of transistor circuit emitter is connected with one group of resistance circuit, two groups of transistor circuit parallel connections, the emitter of triode is connected into master controller after resistance R 1; The base stage of triode connects pull down resistor R3 and is connected into master controller after resistance R 2; The collector electrode of triode connects the normally opened contact of the first relay J 1 and the second relay J 2.
Further, described prograde circuit comprises triode Q1, and the collector electrode of triode Q1 connects one end of the firstth relay J 1 coil, and the base stage of triode Q1 connects that resistance R 4 is rear connects respectively master controller and pull down resistor R5, the grounded emitter of triode Q1; Described circuit for reversing comprises triode Q2, and the collector electrode of triode Q2 connects one end of the secondth relay J 2 coils, and the base stage of triode Q2 connects that resistance R 6 is rear connects respectively master controller and pull down resistor R7, the grounded emitter of triode Q2.
Further, the coil two ends reversal connection first diode D1 of described the first relay J 1, the coil two ends reversal connection second diode D2 of the second relay J 2.
The utility model compared with prior art has the following advantages:
1, the utility model is improving in the technical support of emulation, has changed the mode that storage battery power supply drives, solved battery flying power problem and useful life short problem;
2, the utility model adopts Dual-motors Driving, has improved the operating characteristics of juvenile automobile, also more has superiority for the safety operation control aspect of complex road surface;
3, the utility model adopts the mode of multiple triode parallel connections, has significantly improved power output, has simplified circuit design, has reduced cost.
Brief description of the drawings
Fig. 1 is circuit diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, a kind of juvenile automobile Dual-motors Driving circuit, comprises the first motor M 1, the second motor M 2, also comprises that motor drives and rotating speed circuit, motor positive/reverse rotation circuit and the first relay J 1 and the second relay J 2.
Motor drives and is connected with the normally opened contact of the second relay J 2 with the first relay J 1 with rotating speed circuit, the normally-closed contact of the first relay J 1 and the second relay J 2 is connected with power supply, the moving contact of the first relay J 1 is connected with one end of the second motor M 2 with the first motor M 1, and the moving contact of the second relay J 2 is connected with the other end of the second motor M 2 with the first motor M 1; Described motor positive/reverse rotation circuit comprises prograde circuit and circuit for reversing, described prograde circuit connects one end of the first relay J 1 coil, circuit for reversing connects one end of the second relay J 2 coils, and the other end of described the first relay J 1 coil and the second relay J 2 coils connects power supply; Described motor driving and rotating speed circuit and motor positive/reverse rotation circuit are by the master controller output executable operations of external automobile.
In the time of power connection, master controller output, the first relay J 1 coil and the second relay J 2 coil two ends form voltage drop simultaneously, the normally opened contact closure of the first relay J 1 and the second relay J 2, circuit turn-on, motor drives and rotating speed drives bi-motor rotates simultaneously, and motor positive inversion control circuit is according to rotating and the braking of the given signal controlling bi-motor of master controller.
Motor drives and rotating speed circuit comprises two groups of transistor circuits and two groups of resistance circuits, and every group of transistor circuit comprises three triodes in parallel, and every group of resistance circuit comprises three resistance in parallel; Ground connection after one group of transistor circuit emitter is connected with one group of resistance circuit, two groups of transistor circuit parallel connections, the emitter of triode is connected into master controller after resistance R 1; The base stage of triode connects pull down resistor R3 and is connected into master controller after resistance R 2; The collector electrode of triode connects the normally opened contact of the first relay J 1 and the second relay J 2.
When master controller output, the conducting of triode, electric current amplifies through triode, has improved power output.
Prograde circuit comprises triode Q1, and the collector electrode of triode Q1 connects one end of the firstth relay J 1 coil, and the base stage of triode Q1 connects that resistance R 4 is rear connects respectively master controller and pull down resistor R5, the grounded emitter of triode Q1;
Circuit for reversing comprises triode Q2, and the collector electrode of triode Q2 connects one end of the secondth relay J 2 coils, and the base stage of triode Q2 connects that resistance R 6 is rear connects respectively master controller and pull down resistor R7, the grounded emitter of triode Q2.
The coil two ends reversal connection first diode D1 of the first relay J 1, the coil two ends reversal connection second diode D2 of the second relay J 2, the first diode D1 and the second diode D2 reversal connection are for the not sensed voltage breakdown of protective circuit element, play afterflow effect.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendments or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (4)
1. a juvenile automobile Dual-motors Driving circuit, comprises the first motor M 1, the second motor M 2, it is characterized in that: also comprise that motor drives and rotating speed circuit, motor positive/reverse rotation circuit and the first relay J 1 and the second relay J 2; Described motor drives and is connected with the normally opened contact of the second relay J 2 with the first relay J 1 with rotating speed circuit, the normally-closed contact of the first relay J 1 and the second relay J 2 is connected with power supply, the moving contact of the first relay J 1 is connected with one end of the second motor M 2 with the first motor M 1, and the moving contact of the second relay J 2 is connected with the other end of the second motor M 2 with the first motor M 1; Described motor positive/reverse rotation circuit comprises prograde circuit and circuit for reversing, described prograde circuit connects one end of the first relay J 1 coil, circuit for reversing connects one end of the second relay J 2 coils, and the other end of described the first relay J 1 coil and the second relay J 2 coils connects power supply.
2. a kind of juvenile automobile Dual-motors Driving circuit according to claim 1, it is characterized in that: described motor drives and rotating speed circuit comprises two groups of transistor circuits and two groups of resistance circuits, every group of transistor circuit comprises three triodes in parallel, and every group of resistance circuit comprises three resistance in parallel; Ground connection after one group of transistor circuit emitter is connected with one group of resistance circuit, two groups of transistor circuit parallel connections, the emitter of triode is connected into master controller after resistance R 1; The base stage of triode connects pull down resistor R3 and is connected into master controller after resistance R 2; The collector electrode of triode connects the normally opened contact of the first relay J 1 and the second relay J 2.
3. a kind of juvenile automobile Dual-motors Driving circuit according to claim 1, it is characterized in that: described prograde circuit comprises triode Q1, the collector electrode of triode Q1 connects one end of the firstth relay J 1 coil, the base stage of triode Q1 connects that resistance R 4 is rear connects respectively master controller and pull down resistor R5, the grounded emitter of triode Q1; Described circuit for reversing comprises triode Q2, and the collector electrode of triode Q2 connects one end of the secondth relay J 2 coils, and the base stage of triode Q2 connects that resistance R 6 is rear connects respectively master controller and pull down resistor R7, the grounded emitter of triode Q2.
4. a kind of juvenile automobile Dual-motors Driving circuit according to claim 1, is characterized in that: the coil two ends reversal connection first diode D1 of described the first relay J 1, the coil two ends reversal connection second diode D2 of the second relay J 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420161260.2U CN203951394U (en) | 2014-04-03 | 2014-04-03 | A kind of juvenile automobile Dual-motors Driving circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420161260.2U CN203951394U (en) | 2014-04-03 | 2014-04-03 | A kind of juvenile automobile Dual-motors Driving circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203951394U true CN203951394U (en) | 2014-11-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420161260.2U Expired - Fee Related CN203951394U (en) | 2014-04-03 | 2014-04-03 | A kind of juvenile automobile Dual-motors Driving circuit |
Country Status (1)
| Country | Link |
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| CN (1) | CN203951394U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105827158A (en) * | 2016-01-29 | 2016-08-03 | 太仓世源金属制品有限公司 | Motor device, equipment and control method |
-
2014
- 2014-04-03 CN CN201420161260.2U patent/CN203951394U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105827158A (en) * | 2016-01-29 | 2016-08-03 | 太仓世源金属制品有限公司 | Motor device, equipment and control method |
| CN105827158B (en) * | 2016-01-29 | 2018-09-25 | 太仓世源金属制品有限公司 | A kind of electric machine, equipment and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141119 Termination date: 20150403 |
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| EXPY | Termination of patent right or utility model |