CN205070852U - Motor switching control device that is just reversing - Google Patents
Motor switching control device that is just reversing Download PDFInfo
- Publication number
- CN205070852U CN205070852U CN201520848254.9U CN201520848254U CN205070852U CN 205070852 U CN205070852 U CN 205070852U CN 201520848254 U CN201520848254 U CN 201520848254U CN 205070852 U CN205070852 U CN 205070852U
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- Prior art keywords
- motor
- relay
- circuit
- normally opened
- opened contact
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- Expired - Fee Related
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Abstract
The utility model provides a motor switching control device that is just reversing, including control circuit, motor just reversing circuit and protection circuit, control circuit, motor are just reversing the both ends of circuit and protection circuit and are all connecting, and control circuit and motor are just reversing the circuit and all be used for the corotation and the reversal of control motor, and the protection circuit is used for preventing that the motor from the overvoltage appearing and damaging. The utility model discloses motor corotation and direction changing switching can be conveniently realized, loaded down with trivial details paraphase wiring operation is not needed, labour saving and time saving, safe and reliable.
Description
Technical field
The utility model relates to Motor Control Field, particularly relates to a kind of motor positive and inverse switching control.
Background technology
In the use procedure of motor, usually need the handover operation carrying out rotating, traditional motor is generally make motor realize the switching rotated and reverse by the binding post of switch motor, but this method of operation not only bothers, line bank also can be caused to loosen, make the damage even becoming line bank.
Application number be 2012200895836 Chinese patent disclose a kind of motor positive/reverse rotation circuit, comprise motor, motor starter, control two contactors rotating and reverse of motor respectively, and control the switch of motor and contactor conducting, after motor switch closes a floodgate, when output phase sequence is A/B/C, motor rotates forward, when output phase sequence is C/B/A, motor reversal, although this circuit can realize the switching of motor positive and inverse easily, main circuit has three-phase, and wiring is complicated, easily cause misoperation, affect the useful life of motor.
Utility model content
The purpose of this utility model is to provide a kind of motor positive and inverse switching control, can realize the switching that motor rotates and reverse easily, does not need loaded down with trivial details paraphase patching operations, time saving and energy saving, safe and reliable.
For achieving the above object, the utility model adopts following technical scheme:
A kind of motor positive and inverse switching control, comprise control circuit, motor positive/reverse rotation circuit and protective circuit, the left end of described control circuit connects positive source through shutdown switch, right-hand member connects power cathode, control circuit comprises motor and rotates forward control circuit and motor reversal control circuit, motor prograde circuit comprises and rotates forward switch by motor, the series circuit of the normally-closed contact of the second relay and the coil composition of the first relay, one end of series circuit connects positive source through shutdown switch, the other end connects power cathode, the two ends of motor rotating forward switch are parallel with the first normally opened contact of the first relay, motor reversal circuit comprises by motor reversal switch, the series circuit of the normally-closed contact of the first relay and the coil composition of the second relay, one end of series circuit connects positive source through shutdown switch, the other end connects power cathode, the two ends of motor reversal switch are parallel with the first normally opened contact of the second relay,
Described motor positive/reverse rotation circuit comprises the series circuit be made up of motor and the first resistance, second normally opened contact of one end first relay of series circuit connects power cathode, the other end connects positive source through the 3rd normally opened contact of the first relay, one end of series circuit also connects positive source through the 3rd normally opened contact of the second relay, and the other end connects power cathode through the second normally opened contact of the second relay;
Described protective circuit comprises the series circuit of the 4th normally opened contact composition of the second resistance and the first relay; one end of series circuit connects positive source; the other end connects power cathode; the two ends of the second resistance are parallel with the 3rd resistance; 4th normally opened contact two ends of the first relay are parallel with the 4th normally opened contact of the second relay, and the 4th normally opened contact of the 3rd resistance and the second relay forms series circuit.
The utility model controls the positive and negative of motor both end voltage by the folding of relay contact, thus controls rotating and reverse of motor, does not need loaded down with trivial details paraphase patching operations, the actuating of relay is sensitive, and can make motor action rapidly, circuit connection is simple, can not misoperation be caused, safe and reliable.
Accompanying drawing explanation
Fig. 1 is circuit theory diagrams of the present utility model.
Embodiment
As shown in Figure 1, the utility model comprises control circuit, motor positive/reverse rotation circuit and protective circuit, the left end of control circuit connects positive source through stopping switch S B1, right-hand member connects power cathode, control circuit comprises motor and rotates forward control circuit and motor reversal control circuit, motor prograde circuit comprises by motor rotating forward switch S B2, the series circuit that the normally-closed contact KM2-1 of the second relay and the coil KM1 of the first relay forms, one end of series circuit connects positive source through stopping switch S B1, the other end connects power cathode, the two ends of motor rotating forward switch S B2 are parallel with the first normally opened contact KM1-2 of the first relay, motor reversal circuit comprises by motor reversal switch S B3, the series circuit that the normally-closed contact KM1-1 of the first relay and the coil KM2 of the second relay forms, one end of series circuit connects positive source through stopping switch S B1, the other end connects power cathode, the two ends of motor reversal switch S B3 are parallel with the first normally opened contact KM2-2 of the first relay.
Motor positive/reverse rotation circuit comprises the series circuit be made up of motor M and the first resistance R1, second normally opened contact KM1-3 of one end first relay of series circuit connects power cathode, the other end connects positive source through the 3rd normally opened contact KM1-4 of the first relay, one end of series circuit also connects positive source through the 3rd normally opened contact KM2-4 of the second relay, and the other end connects power cathode through the second normally opened contact KM2-3 of the second relay.
The series circuit that the 4th normally opened contact KM1-5 that protective circuit comprises the second resistance R2 and the first relay forms; one end of series circuit connects positive source; the other end connects power cathode; the two ends of the second resistance R2 are parallel with the 3rd resistance R3; 4th normally opened contact KM1-5 two ends of the first relay are parallel with the 4th normally opened contact KM2-5 of the second relay, and the 4th normally opened contact KM2-5 of the 3rd resistance R3 and the second relay forms series circuit.In protective circuit, the second resistance R2 and the 3rd resistance R3 all adopts large resistance, plays shunting action, avoids overcurrent damage motor M; The first resistance R1 simultaneously in motor positive/reverse rotation circuit also adopts large resistance, plays dividing potential drop effect, avoids overvoltage to damage motor M.
After switching on power, press motor and rotate forward switch S B2, the coil KM1 of the first relay obtains electric, and its first normally opened contact KM1-2 closes, and forms self-locking, second normally opened contact KM1-3 of the first relay and the 3rd normally opened contact KM1-4 closes, motor left end is negative voltage, and right-hand member is positive voltage, and motor starts to rotate forward, the normally-closed contact KM1-1 of the first relay disconnects simultaneously, disconnects motor reversal control circuit.
After switching on power, press motor reversal switch S B3, the coil KM2 of the second relay obtains electric, and its first normally opened contact KM2-2 closes, and forms self-locking, second normally opened contact KM2-3 of the second relay and the 3rd normally opened contact KM2-4 closes, motor left end is positive voltage, and right-hand member is negative voltage, and motor starts reversion, the normally-closed contact KM2-1 of the second relay disconnects simultaneously, disconnects motor prograde circuit.
Press stop button SB1, whole down circuitry, motor quits work.
It should be noted that when motor rotates forward, need press shutdown switch SB1, then press motor reversal switch S B3, motor just starts reversion, same, when motor reversal, need press shutdown switch SB1, then presses motor rotating forward switch S B2, and motor just starts to rotate forward.
Claims (1)
1. a motor positive and inverse switching control, it is characterized in that: comprise control circuit, motor positive/reverse rotation circuit and protective circuit, the left end of described control circuit connects positive source through shutdown switch, right-hand member connects power cathode, control circuit comprises motor and rotates forward control circuit and motor reversal control circuit, motor prograde circuit comprises and rotates forward switch by motor, the series circuit of the normally-closed contact of the second relay and the coil composition of the first relay, one end of series circuit connects positive source through shutdown switch, the other end connects power cathode, the two ends of motor rotating forward switch are parallel with the first normally opened contact of the first relay, motor reversal circuit comprises by motor reversal switch, the series circuit of the normally-closed contact of the first relay and the coil composition of the second relay, one end of series circuit connects positive source through shutdown switch, the other end connects power cathode, the two ends of motor reversal switch are parallel with the first normally opened contact of the second relay,
Described motor positive/reverse rotation circuit comprises the series circuit be made up of motor and the first resistance, second normally opened contact of one end first relay of series circuit connects power cathode, the other end connects positive source through the 3rd normally opened contact of the first relay, one end of series circuit also connects positive source through the 3rd normally opened contact of the second relay, and the other end connects power cathode through the second normally opened contact of the second relay;
Described protective circuit comprises the series circuit of the 4th normally opened contact composition of the second resistance and the first relay; one end of series circuit connects positive source; the other end connects power cathode; the two ends of the second resistance are parallel with the 3rd resistance; 4th normally opened contact two ends of the first relay are parallel with the 4th normally opened contact of the second relay, and the 4th normally opened contact of the 3rd resistance and the second relay forms series circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520848254.9U CN205070852U (en) | 2015-10-30 | 2015-10-30 | Motor switching control device that is just reversing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520848254.9U CN205070852U (en) | 2015-10-30 | 2015-10-30 | Motor switching control device that is just reversing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205070852U true CN205070852U (en) | 2016-03-02 |
Family
ID=55397353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520848254.9U Expired - Fee Related CN205070852U (en) | 2015-10-30 | 2015-10-30 | Motor switching control device that is just reversing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205070852U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106230332A (en) * | 2016-08-12 | 2016-12-14 | 柳州鹏达科技有限责任公司 | DC motor positive and negative rotation control method |
| CN106301111A (en) * | 2016-08-12 | 2017-01-04 | 柳州鹏达科技有限责任公司 | DC motor positive and negative rotation controls circuit |
| CN106301110A (en) * | 2016-08-12 | 2017-01-04 | 柳州鹏达科技有限责任公司 | DC motor positive and negative rotation controls device |
| CN106774007A (en) * | 2017-01-23 | 2017-05-31 | 四川艾德瑞电气有限公司 | The intelligentized control method mechanism of high voltage isolator |
| CN107327228A (en) * | 2017-08-11 | 2017-11-07 | 张艺展 | Rigidity, flexible linking device dual-purpose type unidirectionally conduct electric locking kickoff mechanism and its pet chain |
| CN107769165A (en) * | 2017-11-18 | 2018-03-06 | 襄垣县树元电器有限公司 | The double protection devices of motor delay |
| CN110293823A (en) * | 2019-06-20 | 2019-10-01 | 福耀玻璃工业集团股份有限公司 | A kind of portable scuttle control device |
| WO2020177262A1 (en) * | 2019-03-04 | 2020-09-10 | 中车大连电力牵引研发中心有限公司 | Changeover switch control apparatus, changeover switch and rail vehicle |
-
2015
- 2015-10-30 CN CN201520848254.9U patent/CN205070852U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106230332A (en) * | 2016-08-12 | 2016-12-14 | 柳州鹏达科技有限责任公司 | DC motor positive and negative rotation control method |
| CN106301111A (en) * | 2016-08-12 | 2017-01-04 | 柳州鹏达科技有限责任公司 | DC motor positive and negative rotation controls circuit |
| CN106301110A (en) * | 2016-08-12 | 2017-01-04 | 柳州鹏达科技有限责任公司 | DC motor positive and negative rotation controls device |
| CN106774007A (en) * | 2017-01-23 | 2017-05-31 | 四川艾德瑞电气有限公司 | The intelligentized control method mechanism of high voltage isolator |
| CN106774007B (en) * | 2017-01-23 | 2019-05-17 | 四川艾德瑞电气有限公司 | The intelligentized control method mechanism of high voltage isolator |
| CN107327228A (en) * | 2017-08-11 | 2017-11-07 | 张艺展 | Rigidity, flexible linking device dual-purpose type unidirectionally conduct electric locking kickoff mechanism and its pet chain |
| CN107769165A (en) * | 2017-11-18 | 2018-03-06 | 襄垣县树元电器有限公司 | The double protection devices of motor delay |
| WO2020177262A1 (en) * | 2019-03-04 | 2020-09-10 | 中车大连电力牵引研发中心有限公司 | Changeover switch control apparatus, changeover switch and rail vehicle |
| CN110293823A (en) * | 2019-06-20 | 2019-10-01 | 福耀玻璃工业集团股份有限公司 | A kind of portable scuttle control device |
| CN110293823B (en) * | 2019-06-20 | 2021-03-16 | 福耀玻璃工业集团股份有限公司 | Portable skylight controlling means |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160302 Termination date: 20191030 |