CN106849815A - Electromotor control circuit - Google Patents
Electromotor control circuit Download PDFInfo
- Publication number
- CN106849815A CN106849815A CN201611029467.4A CN201611029467A CN106849815A CN 106849815 A CN106849815 A CN 106849815A CN 201611029467 A CN201611029467 A CN 201611029467A CN 106849815 A CN106849815 A CN 106849815A
- Authority
- CN
- China
- Prior art keywords
- switch
- controlled switch
- controlled
- control
- phase
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P25/00—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
- H02P25/16—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the circuit arrangement or by the kind of wiring
Abstract
Electromotor control circuit belongs to control field of circuit technology, more particularly to a kind of electromotor control circuit.The present invention provides a kind of high degree of automation, controls accurate electromotor control circuit.The present invention includes QF1 battery main switches; QF2, QF3 electric motor power switch; QF6, QF7 control power switch; PV voltmeters; BJ phase sequence relay; its structural feature QF1 one end is connected with three-phase AC380V power supplys, and the QF1 other ends switch one end, QF5 with QF2 one end, QF3 one end, QF4 and switch one end, BJ detection signals input, PV detection signal inputs and are connected respectively, and the QF4 switch other ends are connected with motor M3 power ends.
Description
Technical field
The invention belongs to control field of circuit technology, more particularly to a kind of electromotor control circuit.
Background technology
The general lifting by artificial control buffer subsystem of control of aircraft buffer subsystem, control is not accurate enough, automaticity
It is low；There is larger potential safety hazard.
The content of the invention
The present invention is aiming above mentioned problem, there is provided a kind of high degree of automation, the accurate electromotor control circuit of control.
To achieve the above object, the present invention adopts the following technical scheme that the present invention includes QF1 battery main switches, QF2, QF3
Electric motor power switch, QF6, QF7 control power switch, PV voltmeters, BJ phase sequence relay, its structural feature QF1 one end with
Three-phase AC380V power supplys are connected, and the QF1 other ends switch one end, QF5 and switch one end, BJ with QF2 one end, QF3 one end, QF4 respectively
Detection signal input, PV detection signals input are connected, and the QF4 switch other ends are connected with motor M3 power ends.
The QF2 other ends are connected with the first controlled switch of contactor KM1 one end, the first controlled switch of contactor KM2 one end,
KM1 the first controlled switch other end U, V, W phases are held and held with KM2 the first controlled switch other end W, V, U phases respectively corresponding being connected；
KM2 the first controlled switch other end W, V, U phases are held to be held with W, V, U phase of motor M1 and are connected, KM1 the first controlled switch other ends U,
V phases are held and are connected with the power end of the control magnetic valve YB1 of M1, control signal input and the controlled switch of KM1 second, the KM2 of YB1
Second controlled switch is connected.
The QF3 other ends are connected with the first controlled switch of contactor KM3 one end, the first controlled switch of contactor KM4 one end,
KM3 the first controlled switch other end U, V, W phases are held and held with KM4 the first controlled switch other end W, V, U phases respectively corresponding being connected；
KM4 the first controlled switch other end W, V, U phases are held to be held with W, V, U phase of motor M2 and are connected, KM3 the first controlled switch other ends U,
V phases are held and are connected with the power end of the control magnetic valve YB2 of M2, control signal input and the controlled switch of KM3 second, the KM4 of YB2
Second controlled switch is connected.
Controlled first switch one end of BJ is connected with QF6 one end, and the QF6 other ends are held with the first controlled switch of KM2 one end W phases
It is connected, controlled second switch one end of BJ is connected with QF7 one end, and the QF7 other ends hold phase with the first controlled switch of KM4 one end W phases
Even.
The controlled first switch other end of BJ by emergency stop switch SB3 link first switch respectively with KM1 control ends one end,
The controlled switch one end of KM1 the 3rd is connected, and the KM1 control end other ends pass sequentially through the controlled switch of KM2 the 3rd, side pole and turned 85
Degree position limit switch SQ1, side pole have turned 90 degree of position limit switch SQ2 and have been opened with controlling switch SB1 linkages first respectively
One end, the controlled switch one end of KM1 the 4th is closed to be connected；The controlled switch other ends of KM1 the 3rd respectively with SB2 link first switch one
End, time relay KT1 winks dynamic controlled switch one end are connected, the SB2 linkage first switches other end, KM2 control ends one end, KT1
Move the controlled switch other end, KT1 control ends one end wink to be connected, the KM2 control ends other end is delayed controlled with KT1 respectively to switch one
End, side pole turn fall, and 6 degree of position limit switch SQ3 one end are connected, and KT1 is delayed controlled to switch the other end, the SQ3 other ends, KT1
The control end other end, side pole turn to fall 0 degree of position limit switch SQ4 one end are connected.
The controlled second switch other end of BJ by emergency stop switch SB3 link second switch respectively with KM3 control ends one end,
The controlled switch one end of KM3 the 3rd is connected, and the KM3 control end other ends pass sequentially through the controlled switch of KM4 the 3rd, opposite side pole and turn
85 degree of position limit switch SQ5, opposite side pole turned 90 degree of position limit switch SQ6 respectively with controlling switch SB1 linkages the
Two switch one end, the controlled switch one end of KM3 the 4th are connected；The controlled switch other ends of KM3 the 3rd respectively with SB2 link second switch
One end, time relay KT2 winks dynamic controlled switch one end are connected, the SB2 linkage second switches other end, KM4 control ends one end,
KT2 winks the dynamic controlled switch other end, KT2 control ends one end be connected, the KM4 control ends other end respectively with the delayed controlled switches of KT2
One end, opposite side pole turn fall, and 6 degree of position limit switch SQ7 one end are connected, and the delayed controlled switch other ends of KT2, SQ7 are another
End, the KT2 control ends other end, opposite side pole turn to fall 0 degree of position limit switch SQ8 one end are connected.
The SB1 linkage first switches other end, the SB1 linkage second switches other end, the controlled switch other ends of KM1 the 4th, SQ4
The other end, the controlled switch other ends of KM3 the 4th, the SQ8 other ends, AC220V zero-power lines are connected, AC220V power firestreaks and three
Phase AC380V power supply V phases are connected.
Used as a kind of preferred scheme, 3 pin of YB1 of the present invention are controlled with the second controlled switch of KM1 one end, KM2 second
Switch one end is connected, and the second controlled switch of KM1 other end, the second controlled switch of KM2 other end, 4 pin of YB1 are connected.
Used as another preferred scheme, BJ of the present invention uses RM4TG20 type phase sequence relay, 15,25 pin point of BJ
Connection not corresponding with QF6 one end, QF7 one end, 18,28 pin and SB3 linkages first switch, the SB3 of the BJ second switch that links is corresponding
Connection.
In addition, present invention additionally comprises temperature sensor, humidity sensor and heater, the signal output part of temperature sensor
Mouth, the signal output port of humidity sensor are connected with the signal input port of controller respectively, and the control signal of controller is defeated
Exit port is connected with the control signal input mouthful of heater.
Beneficial effect of the present invention.
Motor of the present invention is used to control erecting and falling for aircraft buffer subsystem two ends side pole.
The present invention is used cooperatively by each part, is easy to the observation of related data, it is to avoid equipment scrapping is damaged（It is equipped with phase
Sequence protector）；Discrete control makes control more flexible, high degree of automation, and control is accurate.
Brief description of the drawings
The present invention will be further described with reference to the accompanying drawings and detailed description.The scope of the present invention not only limits to
In the statement of herein below.
Fig. 1 is circuit theory diagrams of the present invention.
Fig. 2 is the structural representation of the controlled device being engaged with the present invention.
In figure, 1 be white steel buckle, 2 for the vertical small axle of rack, 3 for put the small axle of rack, 4 be flange, 5 be rack drive connection
Plate, 6 be power transmission shaft, 7 be 60 ° of angle fanning strips, 8 be case lid, 9 to put 0 ° of position limit switch depression bar of rack, 10 to put 0 ° of rack
Position limit switch, 11 are hinge, 12 to put 6 ° of position limit switchs of rack, 13 being limit switch fixed support, 14 to put net
6 ° of position limit switch depression bars of frame, 15 are bearing block, 16 for vertical 85 ° of position limit switch depression bars of rack, 17 are vertical 85 ° of positions of rack
Limit switch, 18 are put for 90 ° of position limit switchs of vertical rack, 19 for 90 ° of position limit switch depression bars of vertical rack, 20 are bottom
Seat.
Specific embodiment
As illustrated, the present invention includes QF1 battery main switches, QF2, QF3 electric motor power switch, QF6, QF7 control electricity
Source switch, PV voltmeters, BJ phase sequence relay, QF1 one end is connected with three-phase AC380V power supplys, the QF1 other ends respectively with QF2 mono-
End, QF3 one end, QF4 switch one end, QF5 and switch one end, BJ detection signals input, PV detection signals input and be connected, QF4
The switch other end is connected with motor M3 power ends.
The QF2 other ends are connected with the first controlled switch of contactor KM1 one end, the first controlled switch of contactor KM2 one end,
KM1 the first controlled switch other end U, V, W phases are held and held with KM2 the first controlled switch other end W, V, U phases respectively corresponding being connected；
KM2 the first controlled switch other end W, V, U phases are held to be held with W, V, U phase of motor M1 and are connected, KM1 the first controlled switch other ends U,
V phases are held and are connected with the power end of the control magnetic valve YB1 of M1, control signal input and the controlled switch of KM1 second, the KM2 of YB1
Second controlled switch is connected.
The QF3 other ends are connected with the first controlled switch of contactor KM3 one end, the first controlled switch of contactor KM4 one end,
KM3 the first controlled switch other end U, V, W phases are held and held with KM4 the first controlled switch other end W, V, U phases respectively corresponding being connected；
KM4 the first controlled switch other end W, V, U phases are held to be held with W, V, U phase of motor M2 and are connected, KM3 the first controlled switch other ends U,
V phases are held and are connected with the power end of the control magnetic valve YB2 of M2, control signal input and the controlled switch of KM3 second, the KM4 of YB2
Second controlled switch is connected.
Controlled first switch one end of BJ is connected with QF6 one end, and the QF6 other ends are held with the first controlled switch of KM2 one end W phases
It is connected, controlled second switch one end of BJ is connected with QF7 one end, and the QF7 other ends hold phase with the first controlled switch of KM4 one end W phases
Even.
The controlled first switch other end of BJ by emergency stop switch SB3 link first switch respectively with KM1 control ends one end,
The controlled switch one end of KM1 the 3rd is connected, and the KM1 control end other ends pass sequentially through the controlled switch of KM2 the 3rd, side pole and turned 85
Degree position limit switch SQ1, side pole have turned 90 degree of position limit switch SQ2 and have been opened with controlling switch SB1 linkages first respectively
One end, the controlled switch one end of KM1 the 4th is closed to be connected；The controlled switch other ends of KM1 the 3rd respectively with SB2 link first switch one
End, time relay KT1 winks dynamic controlled switch one end are connected, the SB2 linkage first switches other end, KM2 control ends one end, KT1
Move the controlled switch other end, KT1 control ends one end wink to be connected, the KM2 control ends other end is delayed controlled with KT1 respectively to switch one
End, side pole turn fall, and 6 degree of position limit switch SQ3 one end are connected, and KT1 is delayed controlled to switch the other end, the SQ3 other ends, KT1
The control end other end, side pole turn to fall 0 degree of position limit switch SQ4 one end are connected.
The controlled second switch other end of BJ by emergency stop switch SB3 link second switch respectively with KM3 control ends one end,
The controlled switch one end of KM3 the 3rd is connected, and the KM3 control end other ends pass sequentially through the controlled switch of KM4 the 3rd, opposite side pole and turn
85 degree of position limit switch SQ5, opposite side pole turned 90 degree of position limit switch SQ6 respectively with controlling switch SB1 linkages the
Two switch one end, the controlled switch one end of KM3 the 4th are connected；The controlled switch other ends of KM3 the 3rd respectively with SB2 link second switch
One end, time relay KT2 winks dynamic controlled switch one end are connected, the SB2 linkage second switches other end, KM4 control ends one end,
KT2 winks the dynamic controlled switch other end, KT2 control ends one end be connected, the KM4 control ends other end respectively with the delayed controlled switches of KT2
One end, opposite side pole turn fall, and 6 degree of position limit switch SQ7 one end are connected, and the delayed controlled switch other ends of KT2, SQ7 are another
End, the KT2 control ends other end, opposite side pole turn to fall 0 degree of position limit switch SQ8 one end are connected.
The SB1 linkage first switches other end, the SB1 linkage second switches other end, the controlled switch other ends of KM1 the 4th, SQ4
The other end, the controlled switch other ends of KM3 the 4th, the SQ8 other ends, AC220V zero-power lines are connected, AC220V power firestreaks and three
Phase AC380V power supply V phases are connected.
3 pin of the YB1 are connected with the second controlled switch of KM1 one end, the second controlled switch of KM2 one end, and KM1 second is controlled
The switch other end, the second controlled switch of KM2 other end, 4 pin of YB1 are connected.
The BJ uses RM4TG20 type phase sequence relay, and 15,25 pin of BJ are respectively with QF6 one end, QF7 one end is corresponding connects
Connect, 18,28 pin and SB3 the linkage first switch of BJ, SB3 are linked, and second switch is corresponding to be connected.
It is the signal output port of temperature sensor, wet present invention additionally comprises temperature sensor, humidity sensor and heater
The signal output port for spending sensor is connected with the signal input port of controller respectively, the control signal output mouthful of controller
It is connected with the control signal input mouthful of heater.The present invention is placed in electric cabinet, by detection temperature and humidity, when needed
To being heated in case.
The controlled device being engaged with the present invention can include rack drive connection plate 5, one end weldering of rack drive connection plate
It is connected on the big axle of rack, the rack drive connection plate other end is connected with the one end of power transmission shaft 6, and power transmission shaft one end passes through casing side
Plate is stretched into casing and is placed on another side plate of casing by bearing block 15.
Mounting bracket is provided with power transmission shaft in casing, mounting bracket upper end both sides are provided with puts the small axle 3 of rack and vertical rack
Small axle；0 ° of rack 6 ° of position limit switch depression bars 14 of rack and is put corresponding to putting the small axle of rack and be provided with to put in one end both sides in casing
Position limit switch depression bar；6 ° of position limit switchs of rack are put by the time relay and the control end of rack motor power supply
Mouth is connected, and puts 0 ° of position limit switch of rack and is connected with the control port of rack motor power supply.
Other end both sides correspond to the vertical small axle of rack and are provided with 85 ° of position limit switch depression bars of vertical rack and vertical net in casing
90 ° of position limit switch depression bars of frame；0 ° of position limit switch of vertical 85 ° of position limit switchs of rack and vertical rack drives with rack respectively
The control port of dynamic motor power is connected.
The rack drive connection plate is Qian shape plate；The vertical edge of Qian shape plate one is welded on the big axle of rack, outside another vertical edge
End is connected by flange with power transmission shaft.
The mounting bracket includes the two fan-shaped installing plates arranged along propeller shaft length direction, in the lower end of fan-shaped installing plate
Center portion is fixed on power transmission shaft, and the lower end both sides of fan-shaped installing plate are provided with connecting hole, puts the small axle of rack and the small axle of vertical rack is logical
The corresponding connecting hole of two fan-shaped installing plates is crossed to be fixed on fan-shaped installing plate.
The fan-shaped installing plate is 60 ° of angle fanning strips.
It is described to put 6 ° of position limit switch depression bars of rack, put 0 ° of position limit switch depression bar of rack, 85 ° of position limits of vertical rack
Bit switch depression bar, vertical 90 ° of position limit switch depression bars of rack be from it is outside upper under inclined depression bar.
It is described to put 6 ° of position limit switchs of rack and put 0 ° of position limit switch of rack and be arranged on first by the bolt of M4
Limit switch fixed support upper end both sides, found 90 ° of position limit switchs of 85 ° of position limit switchs of rack and vertical rack by M4's
Bolt is arranged on the second limit switch fixed support upper end both sides, and the first limit switch fixed support and the second limit switch are fixed
Pedestal lower end is fixed on the base plate of casing.
The casing upper end is provided with case lid, and case lid side lower end is connected by white steel buckle with casing, case lid opposite side
Lower end is connected by hinge with casing.
It is improve mechanical strength, casing can be processed using 2.0 thick 304 white steel plates, possess mechanical strength higher.
The rack of sequence number 5 drive connection plate, is welded on the big axle of rack in figure.Rack is rotated and drives sequence number 5 to turn along axle center
It is dynamic, sequence number 5 with small flange is connected using sequence number 4 between casing couple, the rotation drive drive axis of sequence number 6 of sequence number 5.When putting rack
When, the power transmission shaft of sequence number 6 drives sequence number 3 to put the small axial direction of rack and rotates in an anti-clockwise direction.When 6 ° of positions are turned to, sequence number 3 puts net
The small axle of frame is pressed onto sequence number 14 and puts on rack limit switch depression bar, causes sequence number 12 to put rack limit switch contact and acts, while cutting
Power-off electromechanical source, motor moment stops operating, and 4 seconds later racks of time delay are rotated further.When rack turns to 0 ° of position, sequence number
3 put the small axle of rack is pressed onto sequence number 9 and puts on 0 ° of position limit switch depression bar of rack, drives sequence number 10 to put 0 ° of position limit switch of rack
Junction closure, cuts off motor power, and rack stops operating, and network process is put in completion.
Found network process and put network process contrast, rack is rotated and drives sequence number 5 along axis rotation when vertical net.Work as rotation
During to 85 ° of positions, sequence number 2 founds the small axle of rack and is pressed onto sequence number 16 and stands on 85 ° of position switch depression bars of rack, causes sequence number 17 to found rack
85 ° of position limit switch contact actions, motor stopping action completing vertical network process.90 ° of positions are extreme position, ordinary circumstance
Can not reach, as a kind of limit anti-error function.
The course of work of the invention is illustrated below in conjunction with the accompanying drawings.
QF1 battery main switches close a floodgate, and QF2, QF3 electric motor power switch close a floodgate, and QF6, QF7 control power switch close a floodgate and leads
Electric power loop, control electric power loop obtain electric, and PV voltmeters display voltage, BJ phase sequence relay enters quick inspection three-phase phase sequence
The phase of certain phase electricity is advanced be arranged in before, and behind being mutually arranged in of the delayed phase of electricity, 120 degree of mutual deviation between three-phase
Electrical angle, second 120 degree of electrical angles of mutually delayed first phase, last 240 degree of electrical angles of mutually delayed first phase.Phase sequence is normally yellow
Color LED is bright, and secondary control loop power supply turns on electric.
SB1 buttons normally opened contact closure is pressed, contactor KM1, KM3 coil obtain electric simultaneously, and the normally opened auxiliary of KM1, KM3 is touched
Point adhesive, closing coil persistently it is electric.Main contact closure starts 2 motor, motor rotate clockwise the object of dragging from
To setting position, when object reaches desired position, outside supporting limit switch SQ1, SQ5 normally-closed contact disconnects starting point.Such as
Failure is met, outside supporting limit switch SQ1, SQ5 normally-closed contact does not disconnect, then outside supporting limit switch in series circuit
SQ2, SQ6 normally-closed contact disconnect（SQ2, SQ6 are auxiliary protection, motor drive it is initial keep flat bull stick and rotated around one end erect, go to
85 degree, SQ1, SQ5 are touched, complete bull stick and erect.If be out of order not stopping, 90 degree are gone to, touch SQ2, SQ6.SQ3, SQ7, SQ4,
SQ8 is similar to）, contactor KM1, KM3 coil losing electricity, the normally closed main contact of disconnection（KM1、KM3）, auxiliary contact（Connect YB1 YB2's
KM1、KM3）, motor is out of service, and the object of dragging runs to and requires that position waits.Contactor KM1, KM3, normally opened auxiliary are touched
The magnetic valve that head control motor is carried.
Motor of the present invention can use XWDE-71-7.5KW type motors.
SB2 buttons normally opened contact closure is pressed, contactor KM2, KM4 coil, the time relay KT1, KT2 coil are obtained simultaneously
Electricity, moves normally opened auxiliary contact closure KT1, KT2 wink, coil persistently it is electric.Time relay KT1, KT2 on-delay contact etc.
Treat, contactor KM2, KM4 main contact closure start 2 motor, the object of motor rotated counterclockwise dragging returns to starting point
Position.When object returns to starting point, to prevent clashing into, outside supporting limit switch SQ3, SQ7 normally-closed contact is in the position of setting
Disconnection is put, while contactor KM2, KM4 coil losing electricity, main contact disconnects, and motor is out of service.The object of dragging runs to will
After asking position to stop 6 seconds, time relay KT1, KT2 on-delay contact closure, contactor KM2, KM4 coil obtains electric, main to touch
Head closure, the object that motor continues to rotate counterclockwise dragging returns to the position of starting point, the external limit switch in series circuit
SQ4, SQ8 normally-closed contact disconnect, and contactor KM2, KM4 coil dead electricity again, main contact disconnect, and motor is out of service.Contact
The magnetic valve that the normally opened auxiliary contact control motor of device KM2, KM4 is carried.
To prevent maloperation contactor KM1, KM3 normally closed interlock to be connected in the control loop of KM2, KM4.
It is understood that above with respect to specific descriptions of the invention, being merely to illustrate the present invention and being not limited to this
Technical scheme described by inventive embodiments, it will be understood by those within the art that, still the present invention can be carried out
Modification or equivalent, to reach identical technique effect；As long as satisfaction use needs, all protection scope of the present invention it
It is interior.
Claims (4)
1. electromotor control circuit, including QF1 battery main switch, QF2, QF3 electric motor power switch, QF6, QF7 control power supply
Switch, PV voltmeters, BJ phase sequence relay, it is characterised in that QF1 one end is connected with three-phase AC380V power supplys, the QF1 other ends point
One end, QF5 are not switched with QF2 one end, QF3 one end, QF4 and switchs one end, BJ detection signals input, PV detection signal inputs
It is connected, the QF4 switch other ends are connected with motor M3 power ends,
The QF2 other ends are connected with the first controlled switch of contactor KM1 one end, the first controlled switch of contactor KM2 one end, KM1
One controlled switch other end U, V, W phase is held and held with KM2 the first controlled switch other end W, V, U phases respectively corresponding being connected；KM2 first
Controlled switch other end W, V, U phase is held to be held with W, V, U phase of motor M1 and is connected, KM1 the first controlled switch other end U, V phases hold with
The power end of the control magnetic valve YB1 of M1 is connected, and control signal input and the controlled switch of KM1 second, the KM2 second of YB1 are received
Control switch is connected；
The QF3 other ends are connected with the first controlled switch of contactor KM3 one end, the first controlled switch of contactor KM4 one end, KM3
One controlled switch other end U, V, W phase is held and held with KM4 the first controlled switch other end W, V, U phases respectively corresponding being connected；KM4 first
Controlled switch other end W, V, U phase is held to be held with W, V, U phase of motor M2 and is connected, KM3 the first controlled switch other end U, V phases hold with
The power end of the control magnetic valve YB2 of M2 is connected, and control signal input and the controlled switch of KM3 second, the KM4 second of YB2 are received
Control switch is connected；
Controlled first switch one end of BJ is connected with QF6 one end, and the QF6 other ends hold phase with the first controlled switch of KM2 one end W phases
Even, controlled second switch one end of BJ is connected with QF7 one end, and the QF7 other ends are held with the first controlled switch of KM4 one end W phases and are connected；
The controlled first switch other end of BJ by emergency stop switch SB3 link first switch respectively with KM1 control ends one end, KM1
3rd controlled switch one end is connected, and the KM1 control end other ends pass sequentially through the controlled switch of KM2 the 3rd, side pole and turned 85 degree
Position limit switch SQ1, side pole turned 90 degree of position limit switch SQ2 respectively with controlling switch SB1 link first switch
One end, the controlled switch one end of KM1 the 4th are connected；The controlled switch other ends of KM1 the 3rd respectively with SB2 linkages first switch one end,
Time relay KT1 winks, dynamic controlled switch one end was connected, and the SB2 linkage first switches other end, KM2 control ends one end, KT1 winks are dynamic
The controlled switch other end, KT1 control ends one end be connected, the KM2 control ends other end respectively with the delayed controlled switch one end of KT1, one
Side pole turn falls, and 6 degree of position limit switch SQ3 one end are connected, and the delayed controlled switch other ends of KT1, the SQ3 other ends, KT1 are controlled
The end other end, side pole turn to fall 0 degree of position limit switch SQ4 one end are connected；
The controlled second switch other end of BJ by emergency stop switch SB3 link second switch respectively with KM3 control ends one end, KM3
3rd controlled switch one end is connected, and the KM3 control end other ends pass sequentially through the controlled switch of KM4 the 3rd, opposite side pole and turned 85
Degree position limit switch SQ5, opposite side pole have turned 90 degree of position limit switch SQ6 and have linked second with controlling switch SB1 respectively
Switch one end, the controlled switch one end of KM3 the 4th are connected；The controlled switch other ends of KM3 the 3rd respectively with SB2 link second switch one
End, time relay KT2 winks dynamic controlled switch one end are connected, the SB2 linkage second switches other end, KM4 control ends one end, KT2
Move the controlled switch other end, KT2 control ends one end wink to be connected, the KM4 control ends other end is delayed controlled with KT2 respectively to switch one
End, opposite side pole turn to fall 6 degree of position limit switch SQ7 one end are connected, the delayed controlled switch other ends of KT2, the SQ7 other ends,
The KT2 control ends other end, opposite side pole turn to fall 0 degree of position limit switch SQ8 one end are connected；
The SB1 linkage first switches other end, the SB1 linkage second switches other end, the controlled switch other ends of KM1 the 4th, SQ4 are another
End, the controlled switch other ends of KM3 the 4th, the SQ8 other ends, AC220V zero-power lines are connected, AC220V power firestreaks and three-phase
AC380V power supply V phases are connected.
2. electromotor control circuit according to claim 1, it is characterised in that 3 pin of the YB1 and the controlled switch of KM1 second
One end, the second controlled switch of KM2 one end are connected, the second controlled switch of KM1 other end, the second controlled switch of KM2 other end, YB1
4 pin be connected.
3. electromotor control circuit according to claim 1, it is characterised in that the BJ uses RM4TG20 type phase sequences
Device, the connection corresponding with QF6 one end, QF7 one end respectively of 15,25 pin of BJ, 18,28 pin and SB3 of BJ link first switch, SB3
Linkage second switch correspondence is connected.
4. electromotor control circuit according to claim 1, it is characterised in that also including temperature sensor, humidity sensor and
Heater, the signal of the signal output port of temperature sensor, the signal output port of humidity sensor respectively with controller is defeated
Inbound port is connected, and the control signal output mouthful of controller is connected with the control signal input mouthful of heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611029467.4A CN106849815B (en) | 2016-11-22 | 2016-11-22 | Motor control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611029467.4A CN106849815B (en) | 2016-11-22 | 2016-11-22 | Motor control circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106849815A true CN106849815A (en) | 2017-06-13 |
| CN106849815B CN106849815B (en) | 2023-07-21 |
Family
ID=59145736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611029467.4A Active CN106849815B (en) | 2016-11-22 | 2016-11-22 | Motor control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106849815B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5570257A (en) * | 1994-01-03 | 1996-10-29 | Texas Instruments Incorporated | Phase sequence wiring protection apparatus |
| CN201054910Y (en) * | 2006-12-04 | 2008-05-07 | 桐乡市水利勘测设计咨询有限公司 | Self-control frequency-conversion control cabinet for agriculture irrigation |
| CN201584759U (en) * | 2009-12-28 | 2010-09-15 | 东南大学 | Double-motor linkage device of motor protector |
| CN201821089U (en) * | 2010-09-17 | 2011-05-04 | 中国十七冶集团有限公司 | Automatic dislocation correcting controller for alternating-current three-phase motor |
| CN103607152A (en) * | 2013-12-09 | 2014-02-26 | 侯林松 | Motor control system in hydropower station |
| CN104076209A (en) * | 2014-06-12 | 2014-10-01 | 珠海格力电器股份有限公司 | Detection device for motor |
| CN205356198U (en) * | 2016-01-29 | 2016-06-29 | 黑龙江科技大学 | Positive -phase -sequence safe start control device of three -phase electric machine |
| CN206251010U (en) * | 2016-11-22 | 2017-06-13 | 辽宁东鹰航空装备科技股份有限公司 | Electromotor control circuit |
-
2016
- 2016-11-22 CN CN201611029467.4A patent/CN106849815B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5570257A (en) * | 1994-01-03 | 1996-10-29 | Texas Instruments Incorporated | Phase sequence wiring protection apparatus |
| CN201054910Y (en) * | 2006-12-04 | 2008-05-07 | 桐乡市水利勘测设计咨询有限公司 | Self-control frequency-conversion control cabinet for agriculture irrigation |
| CN201584759U (en) * | 2009-12-28 | 2010-09-15 | 东南大学 | Double-motor linkage device of motor protector |
| CN201821089U (en) * | 2010-09-17 | 2011-05-04 | 中国十七冶集团有限公司 | Automatic dislocation correcting controller for alternating-current three-phase motor |
| CN103607152A (en) * | 2013-12-09 | 2014-02-26 | 侯林松 | Motor control system in hydropower station |
| CN104076209A (en) * | 2014-06-12 | 2014-10-01 | 珠海格力电器股份有限公司 | Detection device for motor |
| CN205356198U (en) * | 2016-01-29 | 2016-06-29 | 黑龙江科技大学 | Positive -phase -sequence safe start control device of three -phase electric machine |
| CN206251010U (en) * | 2016-11-22 | 2017-06-13 | 辽宁东鹰航空装备科技股份有限公司 | Electromotor control circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106849815B (en) | 2023-07-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206251010U (en) | Electromotor control circuit | |
| CN201821309U (en) | Control circuit for controlling forward rotation and reverse rotation of motor through PLC (programmable logic controller) | |
| WO2013078914A1 (en) | Charging and discharging circuit for electrical system | |
| CN106849815A (en) | Electromotor control circuit | |
| CN208294819U (en) | A kind of charging pile cooling fan control circuit | |
| CN205445981U (en) | Take energy -conserving integrated control cabinet of air compressor of touch -sensitive screen | |
| CN105780709B (en) | On-board high-voltage bleed type snow-clearing car | |
| CN206243503U (en) | Rack lifts automaton | |
| CN206249132U (en) | Electric cabinet experiment connection circuit | |
| CN208999543U (en) | A kind of generator performance test device | |
| CN206321717U (en) | Electric cabinet hookup | |
| CN205583809U (en) | Direct current system charging loops | |
| CN208112218U (en) | A kind of New agitator control electric cabinet with overload protection change-over switch | |
| CN106742019A (en) | Rack lifts automaton | |
| CN208597052U (en) | A kind of solar energy equipment and power supply system | |
| CN206268048U (en) | Air compressor machine frequency conversion system with standby frequency converter | |
| CN207867269U (en) | Subway train switch gate test control device | |
| CN101908728B (en) | Air-cooled automatic remote control device of transformer | |
| CN206516206U (en) | A kind of small wind unit Control testing bench cabinet | |
| CN206575220U (en) | A kind of three-way power electric supply installation | |
| CN206573932U (en) | A kind of electrical equipment control device | |
| CN206331972U (en) | New type of current source formula contactor Anti-electricity dazzling device | |
| CN205297993U (en) | A fan control device for glass factory | |
| CN106026193B (en) | A kind of micro-capacitance sensor multi-inverter parallel control system and its working method | |
| CN204043907U (en) | A kind of turbine by-pass valve experimental provision |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |