CN204242841U - A kind of electric motor operating mechanism - Google Patents

Abstract

The utility model discloses a kind of electric motor operating mechanism, comprise electronic type auxiliary switch, controller, the angle detection unit of the anglec of rotation of detection motor reducer output shaft, voltage detection unit, current detecting unit, serial communication interface, display unit, data storage cell and control button; Electronic type auxiliary switch comprises signal processing circuit and power amplification circuit, and signal processing circuit comprises TTL open collector six normal phase high pressure driver, the TTL open collector six reversed phase high-pressure driver connected with TTL open collector six normal phase high pressure driver and multiple power amplifier connected with TTL open collector six reversed phase high-pressure driver; TTL open collector six normal phase high pressure driver connects with the Motor Control end of controller, and power amplification circuit comprises organizes solid-state relay more.The utility model circuit is simple, reasonable in design and easy-to-connect, result of use are good, can solve the various problems that existing electric motor operating mechanism exists.

Description

A kind of electric motor operating mechanism

Technical field

The utility model relates to a kind of motor-operating mechanism, especially relates to a kind of electric motor operating mechanism.

Background technology

High voltage isolator is electrical network corollary equipment, and deciliter general electric motor operating mechanism that uses of isolating switch realizes.The electric motor operating mechanism of existing isolating switch is primarily of circuit compositions such as relay, travel switch, control button, motor operated driving mechanism, temperature and humidity controller, mechanical type auxiliary switches, and electric motor operating mechanism is driving and the controlling organization of isolating switch breaking-closing operating.Auxiliary switch is a part for main switch; be configured at as the separating brake of secondary control loop, combined floodgate, signal controlling and interlock protection effect in high pressure or the power equipment such as medium voltage breaker, isolating switch, also can use as unit switch and change over switch simultaneously.Why auxiliary switch has " assisting " two words inside title, is that it is a complementary disjunction in control system because it is not an independently switch, carrier that connection, interlock realize.Auxiliary switch, also referred to as " auxiliary contact ", is for secondary control loop and reflects deciliter position of main switch.

During actual use, mainly there is following problem in existing electric motor operating mechanism: the first, mechanical structure is connected all comparatively complicated with circuit, and reliability is lower; The second, intelligent grid can not be applied to; Three, the auxiliary switch adopted is mechanical type auxiliary switch, this mechanical type auxiliary switch is for being contact-type switch, the actuator adopted is AC/DC contactor, following defect and deficiency is there is: 1. precision is lower: due to the hysteresis quality of mechanical clearance and action in the use procedure of mechanical type auxiliary switch, reflect circuit breaker or isolating switch deciliter position accurate not, namely the position of reflected circuit breaker or isolating switch is accurate not; 2., in the corrosive atmospheres such as humidity, salt fog, the easy oxidized corrosion of contact point and make loose contact, reduces dependability; 3., due to reasons such as mechanical contact on-load wearing and tearing, useful life is not higher than 20,000 times; 4., adopt point cantact, reliability is lower; Four, do not have display device, be all " camera bellows " operation, user cannot see the operating state of electric motor operating mechanism; Five, need access 220V voltage, real work voltage is higher, and processing safety is low; Six, because A.C. contactor is for there being contact device, can produce spark during work, thus useful life is short, and impact can be had to pollute to electrical network.

Utility model content

Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, a kind of electric motor operating mechanism is provided, its circuit is simple, reasonable in design and easy-to-connect, result of use are good, the problem that effectively can solve that the reliability that existing electric motor operating mechanism exists is lower, operating state cannot show, processing safety is low, useful life is shorter etc.

For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of electric motor operating mechanism, it is characterized in that: comprise electronic type auxiliary switch, to the controller that motor controls, the motor-drive circuit connected with motor, the anglec of rotation of the reducer output shaft of motor is carried out to the angle detection unit detected in real time, for the three-phase alternating-current supply of motor, the supply power voltage of three-phase alternating-current supply is carried out to the voltage detection unit detected in real time, the supply current of three-phase alternating-current supply is carried out to the current detecting unit detected in real time, the power module connected with controller and the serial communication interface connected with controller respectively, display unit, data storage cell and control button, described angle detection unit, voltage detection unit and current detecting unit all connect with controller, described three-phase alternating-current supply connects with motor, described motor-drive circuit connects with motor, and controller connects with motor-drive circuit, and the output that controller connects with motor-drive circuit is Motor Control end, the power amplification circuit that described electronic type auxiliary switch comprises signal processing circuit and connects with signal processing circuit, described signal processing circuit comprises TTL open collector six normal phase high pressure driver, the TTL open collector six reversed phase high-pressure driver connected with described TTL open collector six normal phase high pressure driver and multiple power amplifier all connected with described TTL open collector six reversed phase high-pressure driver, multiple inputs of described TTL open collector six normal phase high pressure driver all connect with described Motor Control end, multiple inputs of described TTL open collector six reversed phase high-pressure driver connect with multiple outputs of described TTL open collector six normal phase high pressure driver respectively, and multiple outputs of described TTL open collector six reversed phase high-pressure driver connect with the input of multiple described power amplifier respectively, described power amplification circuit comprises the solid-state relay that multicomponent does not connect with the output of multiple described power amplifier, often organize described solid-state relay and include multiple solid-state relay, multiple described solid-state relay all connects with the output of described power amplifier.

Above-mentioned a kind of electric motor operating mechanism, is characterized in that: also comprise temperature detecting unit and humidity detection unit; Described controller, motor-drive circuit, voltage detection unit, current detecting unit, serial communication interface, data storage cell, temperature detecting unit and humidity detection unit are installed in control cabinet, and described display unit and control button are all laid on the lateral wall of described control cabinet; Be provided with heater in described control cabinet, described heater connects with controller.

Above-mentioned a kind of electric motor operating mechanism, is characterized in that: described electronic type auxiliary switch also comprises voltage comparator circuit, and two inputs of described voltage comparator circuit connect with angle detection unit and reference voltage generating circuit respectively; Signal processing circuit connects with described voltage comparator circuit, and power amplification circuit connects with signal processing circuit; The output of described voltage comparator circuit connects with an input of described TTL open collector six reversed phase high-pressure driver.

Above-mentioned a kind of electric motor operating mechanism, is characterized in that: described angle detection unit is by angular transducer and it is outputed signal as voltage signal, and the magnitude of voltage of described reference voltage generating circuit institute output reference voltage is U _in, wherein U _infor described isolating switch be in need detect centre position time the described angle detection unit magnitude of voltage that outputs signal, described centre position of need detecting is that described isolating switch one of being between combined floodgate and open position needs detection position, an input of described TTL open collector six normal phase high pressure driver connects with described Motor Control end, the input that described TTL open collector six normal phase high pressure driver connects with described Motor Control end is control signal input, multiple inputs of described TTL open collector six reversed phase high-pressure driver connect with other multiple input except described control signal input of described TTL open collector six normal phase high pressure driver respectively, the input that the multiple and described TTL open collector six reversed phase high-pressure driver of described TTL open collector six normal phase high pressure driver connects is the first driving signal input, the output corresponding with described control signal input of described TTL open collector six normal phase high pressure driver is intermediate connection end, multiple described first driving signal input all connects with described intermediate connection end,

Multiple outputs corresponding with multiple described first driving signal input respectively of described TTL open collector six normal phase high pressure driver are the first drive singal output, the input that the multiple and described first drive singal output of described TTL open collector six reversed phase high-pressure driver connects is the second driving signal input, the input connected with voltage comparator circuit of described TTL open collector six reversed phase high-pressure driver is the 3rd driving signal input, multiple outputs corresponding with multiple described second driving signal input respectively of described TTL open collector six reversed phase high-pressure driver are the second drive singal output, the output corresponding with described 3rd driving signal input of described TTL open collector six reversed phase high-pressure driver is the 3rd drive output, described 3rd drive output and a described second drive singal output share shared terminals, the described second drive singal output connected with described shared terminals is common output, described shared terminals are connected by single-pole double-throw switch (SPDT) S1 with between described 3rd drive output and described common output, the second drive singal output in multiple described second drive singal output except described common output is non-common terminals, described shared terminals and non-common terminals connect with the input of multiple described power amplifier respectively.

Above-mentioned a kind of electric motor operating mechanism, is characterized in that: described TTL open collector six normal phase high pressure driver is 7407 chips, and described TTL open collector six reversed phase high-pressure driver is 7406 chips, multiple described power amplifier is 75452 chips, often organize described solid-state relay and include 4 solid-state relays, each described solid-state relay comprise a relay coil and with this relay coil with the use of a normally opened contact and a normally-closed contact, the terminals often organizing the relay coil of two relays in described solid-state relay all connect with the 3rd pin of 75452 chips and another terminals of relay coil of the two all connect VCC power end, the terminals often organizing the relay coil of two other relay in described solid-state relay all connect with the 5th pin of 75452 chips and another terminals of relay coil of the two all connect VCC power end.

Above-mentioned a kind of electric motor operating mechanism, is characterized in that: described controller is single-chip microcomputer 80196; The HSO3 pin of described single-chip microcomputer 80196 is described Motor Control end.

Above-mentioned a kind of electric motor operating mechanism, is characterized in that: described data storage cell is SRAM memory, described display unit is liquid crystal display or numeral method device, described serial communication interface is RS232 interface and/or RS485 interface, described RS232 interface comprises chip MAX220, electric capacity E2 is connected between 1st and the 3rd pin of chip MAX220, 2nd pin of chip MAX220 connects+10V power end and its ground connection after electric capacity E4, electric capacity E3 is connected between 4th and the 5th pin of chip MAX220, 6th pin of chip MAX220 connects-10V power end and its ground connection after electric capacity E5, 16th pin of chip MAX220 connects VCC power end and its ground connection after electric capacity C8, the 15th pin ground connection of chip MAX220, the RXD1 pin of chip MAX220 and TXD1 pin connect with the RXD pin of single-chip microcomputer 80196 and TXD pin respectively, described RS485 interface comprises chip MAX3083, the RXD pin of chip MAX3083 and TXD pin connect with the RXD pin of single-chip microcomputer 80196 and TXD pin respectively, the DE pin of chip MAX3083 connects VCC power end and its/RE pin and the equal ground connection of GND pin, A, B, Z and Y pin of chip MAX3083 connects with the 6th, the 7th, the 8th and the 9th pin of socket SIO respectively, and the VCC pin of chip MAX3083 connects VCC power end, 2nd and the 3rd pin of described socket SIO connects with the 14th and the 13rd pin of chip MAX220 respectively, the 5th pin ground connection of described socket SIO.

Above-mentioned a kind of electric motor operating mechanism, is characterized in that: also comprise the condition indication circuit and button control circuit that connect with controller respectively, multiple described control button all connects with button control circuit; Described control button comprises switch knob XHENG, opening button FAN and scram button STOP, and described switch knob XHENG, opening button FAN and scram button STOP are all laid on the lateral wall of described control cabinet; Described button control circuit comprises inverter U2, and described inverter U2 is chip 74LS04; One end ground connection of described switch knob XHENG and its other end divides two-way, a road is ground connection after electric capacity E41, and another road connects with the 3rd pin of inverter U2, and the 4th pin of inverter U2 connects with the ACH5 pin of single-chip microcomputer 80196; One end ground connection of described opening button FAN and its other end divides two-way, a road is ground connection after electric capacity E42, and another road connects with the 5th pin of inverter U2, and the 6th pin of inverter U2 connects with the P06 pin of single-chip microcomputer 80196; One end ground connection of described scram button STOP and its other end divides two-way, a road is ground connection after electric capacity E43, and another road connects with the 9th pin of inverter U2, and the 8th pin of inverter U2 connects with the ACH7 pin of single-chip microcomputer 80196; Described switch knob XHENG, opening button FAN and scram button STOP are local operation button; The other end of described switch knob XHENG, opening button FAN and scram button STOP connects VCC power end respectively after exclusion PZ41; 2nd, the 13rd and the 1st pin of the ACH5 pin of described single-chip microcomputer 80196, P06 pin and ACH7 pin AND OR NOT gate U1 respectively connects, and the 12nd pin of NOR gate U1 connects with the HI1 pin of single-chip microcomputer 80196; The AD13 pin of described single-chip microcomputer 80196 connects with the 9th and the 10th pin of described NAND gate U3 respectively, and the AD14 pin of single-chip microcomputer 80196 connects with the 1st pin of inverter U2; Described three-phase alternating-current supply adopt three of three-phase electricity phase lines and neutral line N to connect with the 1st, the 3rd, the 5th and the 7th pin of socket DL respectively, three-phase voltage input U, V and W of motor connect with the 9th, the 11st and the 13rd pin of socket DL respectively; Three-phase voltage input U, V and W of described motor are respectively input U, input V and input W, wherein be connected to resistance R412 and electric capacity C402 between output terminals A and input W, resistance R416 and electric capacity C406 is connected between output terminals A and input U, resistance R415 and electric capacity C405 is connected between output B and input V, be connected to resistance R414 and electric capacity C404 between output C and input W, between output C and input U, be connected to resistance R413 and electric capacity C403;

Described condition indication circuit comprises "on" position indicator light, gate-dividing state indicator light, over-current state indicator light, overvoltage condition indicator light and under-voltage condition status indicator lamp, and wherein said "on" position indicator light, gate-dividing state indicator light, over-current state indicator light, overvoltage condition indicator light and under-voltage condition status indicator lamp are expressed as HEZA lamp, FENZA lamp, OCRUT lamp, OVLT lamp and UVLT lamp; Described "on" position indicator light, gate-dividing state indicator light, over-current state indicator light, overvoltage condition indicator light and under-voltage condition status indicator lamp are light-emitting diode; The negative electrode of described OCRUT lamp connects VCC power end, the negative electrode of described HEZA lamp, FENZA lamp, OVLT lamp and UVLT lamp connects the P1.0 pin of single-chip microcomputer 80196, P1.7 pin, P1.5 pin and/HLDA pin respectively and connects, and the anode of described HEZA lamp, FENZA lamp, OVLT lamp and UVLT lamp all connects VCC power end after exclusion PZ42.

Above-mentioned a kind of electric motor operating mechanism, is characterized in that: also comprise the control relay circuit connected with controller, three closing relays and three separating brake relays; Described control relay circuit comprises two drivers, two described driver chip U8 and chip U10 respectively, and described chip U8 and chip U10 is chip 75452;

The HSO0 pin of single-chip microcomputer 80196 and HSO1 pin connect with the 1st and the 3rd pin of inverter U2-1 respectively, and the 2nd and the 4th pin of inverter U2-1 connects with the 2nd pin of chip U10 and the 2nd pin of chip U8 respectively, and inverter U2-1 is chip 74LS04; The HSO0 pin of single-chip microcomputer 80196 and HSO1 pin connect with the 1st pin of chip U8 and the 1st pin of chip U10 respectively, 6th and the 7th pin of chip U8 all connects with the HSO3 pin of single-chip microcomputer 80196, and the 6th and the 7th pin of chip U10 all connects with the P1.1 pin of single-chip microcomputer 80196.

Three described closing relays are respectively closing relay RLY1, RLY2 and RLY3, and one end of the relay coil of three described closing relays all connects+24V power end and its other end all connects the Y1 pin of chip U8; The normally opened contact two ends of closing relay RLY1 connect with output terminals A and input U respectively, the normally opened contact two ends of closing relay RLY2 connect with output B and input V respectively, and the normally opened contact two ends of closing relay RLY3 connect with output C and input W respectively;

Three described separating brake relays are respectively separating brake relay R LY4, RLY5 and RLY6, and one end of the relay coil of three described separating brake relays all connects+24V power end and its other end all connects the Y1 pin of chip U10; The normally opened contact two ends of separating brake relay R LY4 connect with output terminals A and input W respectively, the normally opened contact two ends of separating brake relay R LY5 connect with output B and input V respectively, and the normally opened contact two ends of separating brake relay R LY6 connect with output C and input U respectively.

Above-mentioned a kind of electric motor operating mechanism, is characterized in that: described controller is single-chip microcomputer 80196;

Described voltage detection unit comprises the voltage transformer that three A, B and C three-phase voltages exported three-phase alternating-current supply respectively carry out detecting in real time, and three described voltage transformers are respectively voltage transformer T1, T2 and T3; The three-phase voltage that described three-phase alternating-current supply exports is respectively A, B and C three-phase voltage, wherein the primary winding two ends of voltage transformer T1 connect with the A phase voltage output of three-phase alternating-current supply 4 and neutral line N respectively, be connected to resistance R401 between the secondary coil two ends of voltage transformer T1, one end institute output voltage of the secondary coil of voltage transformer T1 is UA and its other end ground connection; The primary winding two ends of voltage transformer T2 connect with the B phase voltage output of three-phase alternating-current supply 4 and neutral line N respectively, be connected to resistance R402 between the secondary coil two ends of voltage transformer T2, one end institute output voltage of the secondary coil of voltage transformer T2 is UB and its other end ground connection; The primary winding two ends of voltage transformer T3 connect with the C phase voltage output of three-phase alternating-current supply 4 and neutral line N respectively, be connected to resistance R403 between the secondary coil two ends of voltage transformer T3, one end institute output voltage of the secondary coil of voltage transformer T3 is UC and its other end ground connection;

Described current detecting unit comprises the current transformer that three three-phase currents exported described three-phase alternating-current supply (4) respectively carry out detecting in real time, and three described current transformers are respectively current transformer H1, H2 and H3; Wherein, current transformer H1 institute output current is IA, current output terminal ground connection after resistance R404 of current transformer H1; Current transformer H2 institute output current is IB, current output terminal ground connection after resistance R405 of current transformer H2; Current transformer H3 institute output current is IC, current output terminal ground connection after resistance R406 of current transformer H3;

Described angle detection unit, voltage detection unit, current detecting unit, temperature detecting unit and humidity detection unit are all connected with controller by testing circuit;

Three-phase voltage signal UA, UB and UC that described voltage transformer T1, T2 and T3 export divide two-way, one tunnel connects a stiff end of slide rheostat PT31 respectively after diode D13, D21 and D22, another stiff end ground connection of slide rheostat PT31, the sliding end of slide rheostat PT31 connects with the ACH0 pin of single-chip microcomputer 80196 after resistance R17; Another road connects with the 5th of voltage comparator L2 the, the 7th and the 9th pin respectively after resistance R11, R13 and R15, and the 2nd, the 1st and the 14th pin of voltage comparator L2 connects with the HI0 pin of single-chip microcomputer 80196, P22 pin and P23 pin respectively;

Three-phase current signal IA, IB and IC that described current transformer H1, H2 and H3 export connect a stiff end of slide rheostat PT30 respectively after diode D14, D23 and D24, another stiff end ground connection of slide rheostat PT30, the sliding end of slide rheostat PT31 connects with the ACH1 pin of single-chip microcomputer 80196 after resistance R18;

The signal that described angular transducer exports connects the ACH2 pin of single-chip microcomputer 80196 after resistance R24;

Described temperature detecting unit is AD590 temperature sensor; Described humidity detection unit is humidity sensor and it is hs1101 humidity sensor.

The utility model compared with prior art has the following advantages:

1, simple, the reasonable in design and easy-to-connect of circuit, input cost is lower.

2, be continuous measurement at intelligent grid situation lower angle, without the need to using auxiliary switch, the utility model is communicated with external equipment by serial communication interface; Use electronic type auxiliary switch when traditional electrical network, thus can not only be applicable to intelligent grid, and can effectively be applicable to traditional electrical network.

3, simple, the reasonable in design and easy-to-connect of the electronic type auxiliary switching circuit adopted, input cost is lower, has the following advantages: the first, precision is higher, reflect that the positional precision of isolating switch is higher, precision can bring up to ± 1 °; The second, " dividing " and " conjunction " two positions can not only be reflected, the centre position that user requires can also be reflected; Three, in the corrosive atmospheres such as humidity, salt fog, dependability is not reduced; Four, long service life, its useful life is higher than more than 100,000 times; Five, the solid-state relay adopted is current mode device, compared with the point cantact mode of existing machinery formula auxiliary switch, has increased substantially reliability.Thus, the electronic type auxiliary switching circuit that the utility model adopts is simple, reasonable in design and easy-to-connect, result of use are good, the problem that effectively can solve that the reliability that existing machinery formula auxiliary switch exists is lower, useful life is shorter, precision is lower etc.

4, completely " transparent " formula operation, can detect parameters such as the anglec of rotation of three-phase mains voltage and electric current, isolating switch, ambient temperature and humidity, and can show institute's detected parameters; Meanwhile, be provided with condition indication circuit, intuitively can show the state such as overcurrent, overvoltage, under-voltage, combined floodgate, separating brake, heating.The each detecting unit adopted and testing circuit combine, and have the advantages such as accuracy of detection is high, stable work in work.

5, the assembly adopted is few, and mechanical structure is connected all comparatively simple with circuit, reliable working performance.

6, operating voltage of the present utility model is 5V and 24V direct voltage, and real work voltage is lower, and processing safety is high.

7, actuator uses solid-state relay, the advantage such as have contactless, no-spark, the life-span is long, antijamming capability is strong, and when making breaking-closing operating to electrical network without impact.

8, structural volume is little, and the length × height × dark=243mm × 159mm × 110mm of institute's employing control cabinet, has the advantages such as integrated, reliability is higher, the practicality life-span long, operation is simple and reliable.

9, the controller result of use adopted is good, and the advantages such as circuit is simple, easy-to-connect, reliable working performance that the button control circuit adopted and condition indication circuit all have, the functional reliability of the power circuit adopted is high, can guarantee that the utility model is long-term, steady operation.Simple, the reasonable in design and easy-to-connect of the divide-shut brake control circuit adopted, result of use is good, adopts impact mitigation measure, when making point closing operation to electrical network without impact.

In sum, the utility model circuit is simple, reasonable in design and easy-to-connect, result of use are good, effectively can solve that the reliability that existing electric motor operating mechanism exists is lower, operating state cannot show, processing safety is low, useful life is shorter, cannot be applied to intelligent grid, adopt mechanical type auxiliary switch to there is the problems such as many defects.

Below by drawings and Examples, the technical solution of the utility model is described in further detail.

Accompanying drawing explanation

Fig. 1 is schematic block circuit diagram of the present utility model.

Fig. 2 is the circuit theory diagrams of the utility model controller and RS232 interface.

Fig. 3 is the circuit theory diagrams of button control circuit of the present utility model, condition indication circuit and RS485 interface.

Fig. 4 is the circuit theory diagrams of the utility model dial-up dish and 24V power switch circuit.

Fig. 5 is the circuit theory diagrams of the utility model testing circuit.

Fig. 6 is the circuit theory diagrams of the utility model control relay circuit and 12V change-over circuit.

Fig. 7 is the circuit theory diagrams of the utility model numeral method device.

Fig. 8 is the circuit theory diagrams of the utility model distant place divide-shut brake signal processing circuit.

Fig. 9 is the circuit theory diagrams of the utility model voltage detection unit, current detecting unit and divide-shut brake relay and heater relay.

Figure 10 is the circuit theory diagrams of voltage comparator circuit, reference voltage generating circuit and signal processing circuit in the utility model electronic type auxiliary switch.

Figure 11 is the circuit theory diagrams of the power amplification circuit repeat circuit J1 of the utility model electronic type auxiliary switch.

Description of reference numerals:

1-motor; 2-controller; 3-angle detection unit;

4-three-phase alternating-current supply; 5-voltage detection unit; 6-current detecting unit;

7-display unit; 8-data storage cell; 9-control button;

10-serial communication interface; 11-electronic type auxiliary switch; 11-1-voltage comparator circuit;

11-2-signal processing circuit; 11-3-power amplification circuit;

11-5-reference voltage generating circuit; 12-motor-drive circuit;

13-temperature detecting unit; 14-humidity detection unit; 15-heater;

16-condition indication circuit; 17-button control circuit; 18-power module.

Embodiment

As Fig. 1, shown in Figure 11, the utility model comprises electronic type auxiliary switch 11, to the controller 2 that motor 1 controls, the motor-drive circuit 12 connected with motor 1, the anglec of rotation of the reducer output shaft of motor 1 is carried out to the angle detection unit 3 detected in real time, for the three-phase alternating-current supply 4 that motor 1 is powered, the supply power voltage of three-phase alternating-current supply 4 is carried out to the voltage detection unit 5 detected in real time, the supply current of three-phase alternating-current supply 4 is carried out to the current detecting unit 6 detected in real time, the power module 18 connected with controller 2 and the serial communication interface 10 connected with controller 2 respectively, display unit 7, data storage cell 8 and control button 9, described angle detection unit 3, voltage detection unit 5 and current detecting unit 6 all connect with controller 2, described three-phase alternating-current supply 4 connects with motor 1.Described motor-drive circuit 12 connects with motor 1, and controller 2 connects with motor-drive circuit 12, and the output that controller 2 connects with motor-drive circuit 12 is Motor Control end.The power amplification circuit 11-3 that described electronic type auxiliary switch 11 comprises signal processing circuit 11-2 and connects with signal processing circuit 11-2, described signal processing circuit 11-2 comprise TTL open collector six normal phase high pressure driver, the TTL open collector six reversed phase high-pressure driver connected with described TTL open collector six normal phase high pressure driver and multiple power amplifier all connected with described TTL open collector six reversed phase high-pressure driver.Multiple inputs of described TTL open collector six normal phase high pressure driver all connect with described Motor Control end, multiple inputs of described TTL open collector six reversed phase high-pressure driver connect with multiple outputs of described TTL open collector six normal phase high pressure driver respectively, and multiple outputs of described TTL open collector six reversed phase high-pressure driver connect with the input of multiple described power amplifier respectively.Described power amplification circuit 11-3 comprises the solid-state relay that multicomponent does not connect with the output of multiple described power amplifier, often organize described solid-state relay and include multiple solid-state relay, multiple described solid-state relay all connects with the output of described power amplifier.

In the present embodiment, the utility model also comprises temperature detecting unit 13 and humidity detection unit 14.Described controller 2, motor-drive circuit 12, voltage detection unit 5, current detecting unit 6, serial communication interface 10, data storage cell 8, temperature detecting unit 13 and humidity detection unit 14 are installed in control cabinet, and described display unit 7 and control button 9 are all laid on the lateral wall of described control cabinet.Be provided with heater 15 in described control cabinet, described heater 15 connects with controller 2.

As shown in Figure 2, in the present embodiment, described controller 2 is single-chip microcomputer 80196.The HSO3 pin of described single-chip microcomputer 80196 is described Motor Control end.

During actual use, described controller 2 also can adopt the control chip of other type.Herein, single-chip microcomputer 80196 is specially chip UT80CRH196KD (i.e. chip U7).

AD0-AD7 pin (i.e. the 60th to the 53rd pin of described single-chip microcomputer 80196, AD0-AD7 pin is data bus interface) connect with the D0-D7 pin (i.e. the 2nd to the 9th pin) of latch U5 respectively, the Q0-Q7 pin (i.e. the 19th to the 12nd pin) of latch U5 connects with the A0-A7 pin (i.e. the 10th to the 3rd pin) of program storage U4 (i.e. chip 27256) respectively.In the present embodiment, described latch U5 is chip 74LS583.The AD8-AD14 pin (i.e. the 52nd to the 46th pin) of described single-chip microcomputer 80196 connects with the A8-A14 pin of program storage U4 respectively, AD15 pin (i.e. the 45th pin) and the sheet of single-chip microcomputer 80196 select holds CE (i.e. the 20th pin) to connect, the OE pin (i.e. the 22nd pin) of program storage U4 and single-chip microcomputer 80196 /RD pin (i.e. the 61st pin) connects, and the D0-D7 pin (i.e. the 11st to the 19th pin) of program storage U4 connects with the AD0-AD7 pin of single-chip microcomputer 80196 respectively.The AD15 pin of single-chip microcomputer 80196 is address wire interface, and when the output of AD15 pin is 1, program storage U4 works and the address of correspondence is 0000 ~ 7FFF.The C pin (i.e. the 11st pin) of latch U5 connects with the ALE pin (i.e. the 62nd pin) of single-chip microcomputer 80196.

During physical cabling, described latch U5 /OC pin ground connection.Further, described controller 2 is also circumscribed with crystal oscillating circuit and reset circuit.Described reset circuit comprises resistance R4 and diode D1, single-chip microcomputer 80196 /RESET pin (i.e. the 16th pin) Fen Sanlu, one tunnel connects VCC power end after resistance R4, and a road connects VCC power end after diode D1, the 3rd tunnel ground connection after electric capacity C6.Described VCC power end ground connection after electric capacity C5.VSS pin (i.e. the 14th pin) ground connection of single-chip microcomputer 80196, the VREF pin (i.e. the 13rd pin) of single-chip microcomputer 80196 connects+5V power supply, and is connected to electric capacity C4 between the VREF pin of single-chip microcomputer 80196 and ANGND pin (i.e. the 12nd pin).

Described crystal oscillating circuit comprises crystal oscillator CY1, electric capacity C1 and electric capacity C2, be connected to crystal oscillator CY1 between the XTAL1 pin (i.e. the 67th pin) of single-chip microcomputer 80196 and XTAL2 pin (i.e. the 66th pin), the XTAL1 pin of single-chip microcomputer 80196 and XTAL2 pin be ground connection after electric capacity C1 and electric capacity C2 respectively.The VCC pin (i.e. the 1st pin) of single-chip microcomputer 80196 connects VCC power end and its ground connection after electric capacity C3, single-chip microcomputer 80196 /EA (i.e. the 2nd pin), VSS pin (i.e. the 68th and the 36th pin) and BUSW pin (i.e. the 64th pin) all ground connection, the VPP pin (i.e. the 37th pin) of single-chip microcomputer 80196 connects VCC power end.

In the present embodiment, described data storage cell 8 is SRAM memory (i.e. chip U9), refers to Fig. 3.

Described serial communication interface 10 is RS232 interface and/or RS485 interface.In the present embodiment, described serial communication interface 10 comprises RS232 interface and RS485 interface, and described RS232 interface comprises chip MAX220 (i.e. chip U6).During actual use, when the utility model is applied to intelligent grid, carry out two-way communication by serial communication interface 10 and external equipment.

During physical cabling, electric capacity E2 is connected between 1st and the 3rd pin of chip MAX220, 2nd pin of chip MAX220 connects+10V power end and its ground connection after electric capacity E4, electric capacity E3 is connected between 4th and the 5th pin of chip MAX220, 6th pin of chip MAX220 connects-10V power end and its ground connection after electric capacity E5, 16th pin of chip MAX220 connects VCC power end and its ground connection after electric capacity C8, the 15th pin ground connection of chip MAX220, the RXD1 pin of chip MAX220 and TXD1 pin (i.e. the 12nd and the 11st pin) connect with the RXD pin of single-chip microcomputer 80196 and TXD pin (i.e. the 17th and the 18th pin) respectively.

Meanwhile, the utility model also comprises the button control circuit 17 and condition indication circuit 16 that connect with controller 2, and multiple described control button 9 all connects with button control circuit 17, refers to Fig. 3.Multiple described control button 9 is connected with controller 2 by button control circuit 17.

In the present embodiment, as shown in Figure 3, described control button 9 comprises switch knob XHENG, opening button FAN and scram button STOP, and described switch knob XHENG, opening button FAN and scram button STOP are all laid on the lateral wall of described control cabinet.Described button control circuit 17 comprises inverter U2, and described inverter U2 is chip 74LS04.One end ground connection of described switch knob XHENG and its other end divides two-way, one tunnel is ground connection after electric capacity E41, another road connects with the 3rd pin of inverter U2, and the 4th pin of inverter U2 connects with the ACH5 pin (i.e. the 10th pin) of single-chip microcomputer 80196.One end ground connection of described opening button FAN and its other end divides two-way, a road is ground connection after electric capacity E42, and another road connects with the 5th pin of inverter U2, and the 6th pin of inverter U2 connects with the P06 pin (i.e. the 8th pin) of single-chip microcomputer 80196.One end ground connection of described scram button STOP and its other end divides two-way, a road is ground connection after electric capacity E43, and another road connects with the 9th pin of inverter U2, and the 8th pin of inverter U2 connects with the ACH7 pin (i.e. the 9th pin) of single-chip microcomputer 80196.Wherein, described switch knob XHENG, opening button FAN and scram button STOP are local operation button.

In addition, the other end of described switch knob XHENG, opening button FAN and scram button STOP connects VCC power end respectively after exclusion PZ41.During actual use, due to the pull-up effect of exclusion PZ41, the other end of switch knob XHENG, opening button FAN and scram button STOP is high level under normal circumstances, after pressing by switch knob XHENG, opening button FAN or scram button STOP, just become low level.

In the present embodiment, 2nd, the 13rd and the 1st pin of the ACH5 pin of described single-chip microcomputer 80196, P06 pin and ACH7 pin (i.e. the 10th, the 8th and the 9th pin) AND OR NOT gate U1 (i.e. chip 74LS27) respectively connects, 12nd pin of NOR gate U1 connects with the HI1 pin (the 25th pin) of single-chip microcomputer 80196, HI1 pin is the high-speed input channel of single-chip microcomputer 80196, and single-chip microcomputer 80196 can read the state of ACH5 pin, P06 pin and ACH7 pin.

The AD13 pin of described single-chip microcomputer 80196 connects with the 9th and the 10th pin of described NAND gate U3 respectively, and the AD14 pin of single-chip microcomputer 80196 connects with the 1st pin of inverter U2 (i.e. chip 74LS04).In the present embodiment, described NAND gate U3 is chip 74LS00.

Meanwhile, composition graphs 4, the utility model also comprises dial-up dish, and described dial-up dish connects with controller (2).The latch U78 (i.e. chip 74LS244) that described dial-up dish comprises chip SW-DIP8 (i.e. chip SX) and connects with chip SW-DIP8.

During physical cabling, the AD15 pin of single-chip microcomputer 80196 and the 2nd pin of inverter U2 connect with the 4th and the 5th pin of described NAND gate U3 respectively, 9th pin of the 6th pin AND OR NOT gate U1 of NAND gate U3 connects, single-chip microcomputer 80196 /the the 10th and the 11st pin of RD pin and AD13 pin AND OR NOT gate U1 respectively connects, 8th pin of NOR gate U1 connects with the 12nd and the 13rd pin of described NAND gate U3 respectively, and the 11st pin of NAND gate U3 exports the chip selection signal of described dial-up dish.In addition, 6th pin of described NAND gate U3 and single-chip microcomputer 80196 /the the 3rd, the 4th and the 5th pin of WR pin (i.e. the 40th pin) and AD13 pin AND OR NOT gate U1 respectively connects, the chip selection signal of the 6th pin output display unit 7 of NOR gate U1.The AD15 pin of single-chip microcomputer 80196 and AD14 pin connect with the 1st and the 2nd pin of described NAND gate U3 respectively, and the 3rd pin of NAND gate U3 exports the chip selection signal of described SRAM memory.

Meanwhile, the utility model also comprises socket SIO, and the 2nd and the 3rd pin of described socket SIO connects with the 14th and the 13rd pin of chip MAX220 respectively, the 5th pin ground connection of described socket SIO.

In the present embodiment, described VCC power end is+5V power supply.

As shown in Figure 3, described RS485 interface comprises chip MAX3083 (i.e. chip U21), the RXD pin of chip MAX3083 and TXD pin (i.e. the 2nd and the 5th pin) connect with the RXD pin of single-chip microcomputer 80196 and TXD pin respectively, the DE pin of chip MAX3083 connects VCC power end and its/RE pin (i.e. the 3rd pin) and the equal ground connection of GND pin, the A of chip MAX3083, B, Z and Y pin the (namely the 12nd, 11st, 10th and the 9th pin) respectively with the 6th of described socket SIO, 7th, 8th and the 9th pin connects, the VCC pin of chip MAX3083 connects VCC power end.

As shown in Figure 9, in the present embodiment, described voltage detection unit 5 comprises the voltage transformer that three A, B and C three-phase voltages exported three-phase alternating-current supply 4 respectively carry out detecting in real time, and three described voltage transformers are respectively voltage transformer T1, T2 and T3.Voltage transformer T1, T2 and T3 are band transformer unshakable in one's determination.The three-phase voltage that described three-phase alternating-current supply 4 exports is respectively A, B and C three-phase voltage, wherein the primary winding two ends of voltage transformer T1 connect with the A phase voltage output (i.e. output terminals A) of three-phase alternating-current supply 4 and neutral line N respectively, be connected to resistance R401 between the secondary coil two ends of voltage transformer T1, one end institute output voltage of the secondary coil of voltage transformer T1 is UA and its other end ground connection; The primary winding two ends of voltage transformer T2 connect with the B phase voltage output (i.e. output B) of three-phase alternating-current supply 4 and neutral line N respectively, be connected to resistance R402 between the secondary coil two ends of voltage transformer T2, one end institute output voltage of the secondary coil of voltage transformer T2 is UB and its other end ground connection; The primary winding two ends of voltage transformer T3 connect with the C phase voltage output (i.e. output C) of three-phase alternating-current supply 4 and neutral line N respectively, be connected to resistance R403 between the secondary coil two ends of voltage transformer T3, one end institute output voltage of the secondary coil of voltage transformer T3 is UC and its other end ground connection.

In the present embodiment, described current detecting unit 6 comprises the current transformer that three three-phase currents exported described three-phase alternating-current supply 4 respectively carry out detecting in real time, and three described current transformers are respectively current transformer H1, H2 and H3.Wherein, current transformer H1 institute output current is IA, current output terminal ground connection after resistance R404 of current transformer H1; Current transformer H2 institute output current is IB, current output terminal ground connection after resistance R405 of current transformer H2; Current transformer H3 institute output current is IC, current output terminal ground connection after resistance R406 of current transformer H3.

During physical cabling, described three-phase alternating-current supply 4 adopt three of three-phase electricity phase lines and neutral line N to connect with the 1st, the 3rd, the 5th and the 7th pin of socket DL respectively, three-phase voltage input U, V and W of motor 1 connect with the 9th, the 11st and the 13rd pin of socket DL respectively.Meanwhile, also comprise socket BXIA1 and BXIA2, the 1st, the 3rd and the 5th pin of socket DL connects with three described voltage transformers respectively after socket BXIA1 and BXIA2.Three-phase voltage input U, V and W of described motor 1 are respectively input U, input V and input W, wherein be connected to resistance R412 and electric capacity C402 between output terminals A and input W, resistance R416 and electric capacity C406 is connected between output terminals A and input U, resistance R415 and electric capacity C405 is connected between output B and input V, be connected to resistance R414 and electric capacity C404 between output C and input W, between output C and input U, be connected to resistance R413 and electric capacity C403.

In the present embodiment, described power module 18 comprises single-phase alternating current and described single-phase alternating current institute output AC electricity is carried out to the voltage modulate circuit of rectification and voltage transitions, and described single-phase alternating current is 220V AC power.The power supply that described power module 18 exports comprises+24V DC power supply ,+5V DC power supply and ± 12V DC power supply.Socket PW4 is the socket for subsequent use of+24V DC power supply.

During physical cabling, described single-phase alternating current connects with the voltage modulate circuit of described power module 18 after filter FL2 and socket AC, and the voltage output end L of described single-phase alternating current and neutral end N1 connects with the 1st and the 2nd pin of socket KGJR respectively, and the 3rd pin of socket KGJR connects with the 2nd pin.

As shown in Figure 6, comprise for generation of the circuit of ± 12V DC power supply the transformer BYAQI that the output voltage of described single-phase alternating current carried out step-down in described power module 18 and connect with transformer BYAQI and transformer BYAQI institute output AC electricity carried out to the rectifier bridge B2 of rectification, two DC output ends of rectifier bridge B2 are respectively z24V+ output and z24V-output, be connected to electric capacity E3 between two DC output ends of rectifier bridge B2, two ac input ends of rectifier bridge B2 connect with the voltage output end of transformer BYAQI respectively.Described z24V+ output connects with the 1st pin (i.e. Vin pin) of three terminal regulator U61, described three terminal regulator U61 is chip UA7812UC, ground connection after the 1st pipe foot meridian capacitor E2 of three terminal regulator U61, the 2nd pin ground connection of three terminal regulator U61 and its 3rd pin (i.e.+12V pin) is+12V power end; Described z24V-output connects with the 2nd pin (i.e. Vin pin) of three terminal regulator U62, described three terminal regulator U62 is chip UA7912UC, ground connection after the 2nd pipe foot meridian capacitor E4 of three terminal regulator U62, the 1st pin ground connection of three terminal regulator U62 and its 3rd pin (i.e.-12V pin) is-12V power end.

In the present embodiment, the utility model also comprises the control relay circuit connected with controller 2.Described control relay circuit comprises two drivers, and two described driver chip U8 and chip U10 respectively, described chip U8 and chip U10 is chip 75452.

During physical cabling, the HSO0 pin (i.e. the 28th pin) of single-chip microcomputer 80196 and HSO1 pin (i.e. the 29th pin) respectively with the 1st and the 3rd pin connect, 2nd and the 4th pin of inverter U2-1 connects with the 2nd pin of chip U10 and the 2nd pin of chip U8 respectively, the HSO0 pin of single-chip microcomputer 80196 and HSO1 pin connect with the 1st pin of chip U8 and the 1st pin of chip U10 respectively, 6th and the 7th pin of chip U8 all connects with the HSO3 pin (i.e. the 34th pin) of single-chip microcomputer 80196, 6th and the 7th pin of chip U10 all connects with the P1.1 pin (i.e. the 20th pin) of single-chip microcomputer 80196.In the present embodiment, described inverter U2-1 is chip 74LS04.

Because the A1 pin of chip U8 and chip U10 and B1 pin are NAND gate, therefore to close a floodgate and separating brake has interlocked use, namely under any circumstance JD1A and JED2A can not be 0 simultaneously.

In the present embodiment, the HSO3 pin (i.e. the 35th pin) of described single-chip microcomputer 80196 is described Motor Control end.

Composition graphs 9, described heater 15 is controlled by relay J D5, the normally opened contact JD5 of described relay J D5 is serially connected in the current supply circuit of heater 15, the voltage output end L of single-phase alternating current described in 4th pin of one end combination hub KGJR of normally opened contact JD5 and its another termination, one termination+24V power end of the relay coil of described relay J D5 and the Y2 pin (i.e. the 5th pin) of its another chip termination U10, and be connected to diode D405 between the two ends of the relay coil of described relay J D5.Meanwhile, piezo-resistance YAMIN is connected between the voltage output end L of described single-phase alternating current and neutral end N1.Described relay J D5 is controlled by chip U10.

In the present embodiment, the utility model also comprises three closing relays and three separating brake relays, the effect of three described closing relays is that the three-phase voltage that three-phase alternating-current supply 4 is exported is connected with three-phase voltage input U, V and W of motor 1 respectively, and motor 1 is rotated forward; The effect of three described separating brake relays be three-phase alternating-current supply 4 is exported three-phase voltage respectively with three-phase voltage input W, VU and the connection of motor 1, motor is rotated backward.Wherein, three described closing relays are respectively closing relay RLY1, RLY2 and RLY3, and one end of the relay coil of three described closing relays all connects+24V power end and its other end all connects the Y1 pin (i.e. the 3rd pin) of chip U8.The normally opened contact two ends of closing relay RLY1 connect with output terminals A and input U respectively, the normally opened contact two ends of closing relay RLY2 connect with output B and input V respectively, and the normally opened contact two ends of closing relay RLY3 connect with output C and input W respectively.Three described closing relays control by chip U8.

Three described separating brake relays are respectively separating brake relay R LY4, RLY5 and RLY6, and one end of the relay coil of three described separating brake relays all connects+24V power end and its other end all connects the Y1 pin (i.e. the 3rd pin) of chip U10.The normally opened contact two ends of separating brake relay R LY4 connect with output terminals A and input W respectively, the normally opened contact two ends of separating brake relay R LY5 connect with output B and input V respectively, and the normally opened contact two ends of separating brake relay R LY6 connect with output C and input U respectively.Three described separating brake relays control by chip U10.

During physical cabling, composition graphs 6 is easy-to-connect, also comprises supply socket MBP2 and socket CZ2 and CZ3.Wherein, the 1st and the 2nd pin of supply socket MBP2 is+24V power end, and the 3rd pin of supply socket MBP2 is+5V power end, and the 4th pin of supply socket MBP2 connects VCC power end and the equal ground connection of its 5th and the 6th pin.1st to the 6th pin of socket CZ2 connects with the P1.1 pin of single-chip microcomputer 80196, P1.2 pin (i.e. the 21st pin), P1.4 pin (i.e. the 23rd pin), P22 pin, P23 pin and P26 pin respectively, 7th, the 8th and the 9th pin of socket CZ2 connects with the HI0 pin (i.e. the 24th pin) of single-chip microcomputer 80196, HSI2 pin (i.e. the 26th pin) and HO5 pin (i.e. the 27th pin) respectively, the 10th pin ground connection of socket CZ2.2nd to the 5th pin of socket CZ3 respectively with the ACH0 pin (i.e. the 6th pin) of single-chip microcomputer 80196, ACH1 pin (i.e. the 5th pin), ACH2 pin (i.e. the 7th pin) and ACH3 pin (i.e. the 4th pin) pin connect, 6th to the 9th pin of socket CZ3 respectively with the HSO0 pin (i.e. the 28th pin) of single-chip microcomputer 80196, HSO1 pin (i.e. the 29th pin), HSO2 pin (i.e. the 34th pin) and HSO3 pin (i.e. the 35th pin) connect, 10th pin of socket CZ3 connects+24V power end after resistance R101, 11st pin of socket CZ3 connects the 5th pin of chip U10 after resistance R102, 10th pin of socket CZ3 and the 11st pin are respectively the heater status indication end of heater 15.

As shown in Figure 3, described condition indication circuit 16 comprises "on" position indicator light, gate-dividing state indicator light, over-current state indicator light, overvoltage condition indicator light and under-voltage condition status indicator lamp, and wherein said "on" position indicator light, gate-dividing state indicator light, over-current state indicator light, overvoltage condition indicator light and under-voltage condition status indicator lamp are expressed as HEZA lamp, FENZA lamp, OCRUT lamp, OVLT lamp and UVLT lamp.In the present embodiment, described "on" position indicator light, gate-dividing state indicator light, over-current state indicator light, overvoltage condition indicator light and under-voltage condition status indicator lamp are light-emitting diode.

During physical cabling, the negative electrode of described OCRUT lamp connects VCC power end, the negative electrode of described HEZA lamp, FENZA lamp, OVLT lamp and UVLT lamp connects the P1.0 pin (the 19th pin) of single-chip microcomputer 80196, P1.7 pin (the 32nd pin), P1.5 pin (the 30th pin) and/HLDA pin (the 31st pin) respectively and connects, and the anode of described HEZA lamp, FENZA lamp, OVLT lamp and UVLT lamp all connects VCC power end after exclusion PZ42.Described VCC power end ground connection after electric capacity C48.

Simultaneously, described condition indication circuit 16 also comprises phase shortage indicator light, described non-full-phase state indicator light is expressed as ABSENT lamp, described ABSENT lamp is light-emitting diode, and the negative electrode of described ABSENT lamp connects the P1.3 pin of single-chip microcomputer 80196 (the 22nd pin) and its anode connects VCC power end after exclusion PZ42.

In the present embodiment, described condition indication circuit 16 also comprises on the spot/distant place status indicator lamp and automatic/hand indicator light, wherein on the spot/distant place status indicator lamp is expressed as NER/FAR lamp, and automatic/hand indicator light is expressed as AUTO lamp, and described NER/FAR lamp and AUTO lamp are light-emitting diode.The negative electrode of described NER/FAR lamp divides two-way, and a road is ground connection after switch N/F, and another road connects the P04 pin (the 14th pin) of single-chip microcomputer 80196, and the anode of described NER/FAR lamp connects VCC power end after exclusion PZ42.The minus earth of described AUTO lamp and its anode connects+24V power end after resistance R49.

During physical cabling, the utility model is also provided with VCC switch and RN/AUT switch, wherein VCC switch is 5V mains switch, and RN/AUT switch is 24V mains switch, and one end of described RN/AUT switch connects the P2.4 pin of single-chip microcomputer 80196 (the 42nd pin) and its other end ground connection.

In the present embodiment, described condition indication circuit 16 also comprises the heated condition indicator light of heater 15, described heated condition indicator light is expressed as HEAT lamp and it is for light-emitting diode, and the anode of described HEAT lamp and negative electrode connect with the 10th pin of socket CZ3 and the 11st pin respectively.

In the present embodiment, described chip U9 is chip DS12887 and it is time calendar clock, 4th to the 11st pin of chip U9 connects to AD7 pin with the AD0 pin of single-chip microcomputer 80196 respectively, the 1st pin ground connection of chip U9 and its 18th pin connects VCC power end, 17th pin of chip U9 connect single-chip microcomputer 80196 /RD pin and its 15th pin connect single-chip microcomputer 80196 /WR pin, 14th pin of chip U9 connects the ALE pin of single-chip microcomputer 80196, and the 13rd pin of chip U9 connects the 3rd pin of NAND gate U3.For easy-to-connect, the utility model also comprises supply socket MBPW.In addition, slide rheostat P1-1 is angle calibration system potentiometer, and one end stiff end of slide rheostat P1-1 ground connection and its sliding end after resistance R41 connect with another stiff end, and the sliding end of described slide rheostat P1-1 connects with the 1st pin of socket CZ3.

In the present embodiment, described angle detection unit 3, voltage detection unit 5, current detecting unit 6, temperature detecting unit 13 and humidity detection unit 14 are all connected with controller 2 by testing circuit.

As shown in Figure 5, three-phase voltage signal UA, UB and UC that described voltage transformer T1, T2 and T3 export divide two-way, one tunnel connects a stiff end of slide rheostat PT31 respectively after diode D13, D21 and D22, another stiff end ground connection of slide rheostat PT31, the sliding end of slide rheostat PT31 connects with the ACH0 pin (i.e. the 6th pin) of single-chip microcomputer 80196 after resistance R17, and the signal wherein inputing to the ACH0 pin of single-chip microcomputer 80196 is analog signal; Another road connects with the 5th of voltage comparator L2 the, the 7th and the 9th pin respectively after resistance R11, R13 and R15, and the 2nd, the 1st and the 14th pin of voltage comparator L2 connects with the HI0 pin (i.e. the 24th pin) of single-chip microcomputer 80196, P22 pin (i.e. the 15th pin) and P23 pin (i.e. the 44th pin) respectively.The signal that 2nd, the 1st and the 14th pin of described voltage comparator L2 exports is digital signal.

During physical cabling, sliding end ground connection after electric capacity E21 of slide rheostat PT31, the anode of diode D12 and the negative electrode of diode D11 all connect the sliding end of slide rheostat PT31, and the negative electrode of diode D12 connects VCC power end, the plus earth of diode D11; Sliding end point two-way after resistance R17 of slide rheostat PT31, a road connects with the ACH0 pin of single-chip microcomputer 80196, and another road is ground connection after electric capacity C16.Wherein, diode D12 and D11 forms clamp circuit.

The 5th pin ground connection after electric capacity C27 and resistance R12 respectively of described voltage comparator L2, the 7th pin ground connection after electric capacity C28 and resistance R14 respectively of voltage comparator L2, the 9th pin ground connection after electric capacity C29 and resistance R16 respectively of voltage comparator L2, the equal ground connection of 4th, the 6th and the 8th pin of voltage comparator L2, the 2nd, the 1st and the 14th pin of voltage comparator L2 connects VCC power end through resistance R26, R27 and R28 respectively.

Three-phase current signal IA, IB and IC that described current transformer H1, H2 and H3 export connect a stiff end of slide rheostat PT30 respectively after diode D14, D23 and D24, another stiff end ground connection of slide rheostat PT30, the sliding end of slide rheostat PT31 connects with the ACH1 pin (i.e. the 5th pin) of single-chip microcomputer 80196 after resistance R18, and the signal wherein inputing to the ACH1 pin of single-chip microcomputer 80196 is analog signal.

During physical cabling, sliding end ground connection after electric capacity E52 of slide rheostat PT30, the anode of diode D16 and the negative electrode of diode D15 all connect the sliding end of slide rheostat PT30, and the negative electrode of diode D16 connects VCC power end, the plus earth of diode D15; Sliding end point two-way after resistance R18 of slide rheostat PT30, a road connects with the ACH1 pin of single-chip microcomputer 80196, and another road is ground connection after electric capacity C17.Wherein, diode D16 and D15 forms clamp circuit.

The signal that described angular transducer exports connects the ACH2 pin (i.e. the 7th pin) of single-chip microcomputer 80196 after resistance R24.In the present embodiment, the anode of described diode D18 and the negative electrode of diode D17 all connect the output of described angular transducer, and the negative electrode of diode D18 connects VCC power end, the plus earth of diode D17; Output point two-way after resistance R24 of described angular transducer, a road connects with the ACH2 pin of single-chip microcomputer 80196, and another road is ground connection after electric capacity C20.Wherein, diode D18 and D17 forms clamp circuit.

In the present embodiment, described temperature detecting unit 13 is AD590 temperature sensor.Further, described AD590 temperature sensor is chip A1.

1st pin of described AD590 temperature sensor connects+5V power supply and its 2nd pin connects the 3rd pin of operational amplifier L3 after resistance R53, and described operational amplifier L3 is chip OP07, and described ± 12V DC power supply is for operational amplifier L3.2nd pin of described operational amplifier L3 divides two-way, one tunnel is ground connection after resistance R3, another road connects with the 6th pin of operational amplifier L3 after resistance R54,6th pin of operational amplifier L3 connects with the ACH3 pin (i.e. the 4th pin) of single-chip microcomputer 80196 after resistance R52 and resistance R2, and the signal wherein inputing to the ACH3 pin of single-chip microcomputer 80196 is analog signal.

In the present embodiment, the 2nd pin of described AD590 temperature sensor connects with the sliding end of slide rheostat PT1 after resistance R51, and the stiff end ground connection of slide rheostat PT1 and its another stiff end connect with its sliding end.The anode of voltage stabilizing didoe Z2 and the negative electrode of voltage stabilizing didoe Z3 all connect with the wiring point of resistance R52 and resistance R2, and the negative electrode of voltage stabilizing didoe Z2 connects VCC power end, the minus earth of voltage stabilizing didoe Z3, and voltage stabilizing didoe Z2 and Z3 forms clamp circuit.Ground connection after the ACH3 pipe foot meridian capacitor C41 of described single-chip microcomputer 80196.

In the present embodiment, described humidity sensor is hs1101 humidity sensor, and wherein hs1101 humidity sensor is capacitance type humidity sensor and it is electric capacity C42.

6th pin of one termination 555 timer (i.e. chip L4) of described hs1101 humidity sensor and its other end ground connection, 2nd pin and the 6th pin of 555 timers connect, 4th pin and the 8th pin of 555 timers all connect VCC power end, ground connection after 5th pipe foot meridian capacitor C201 of 555 timers, the HSI2 pin (i.e. the 26th pin) of the 3rd pin single-chip microcomputer 80196 of 555 timers connects, and the 2nd pin of 555 timers connects with its 3rd pin after resistance R201.

As shown in Figure 8, the utility model also comprises the distant place divide-shut brake signal processing circuit connected with controller 2, the optocoupler TLI that described distant place divide-shut brake signal processing circuit comprises the socket YF for accessing distant place on-off model and connects with socket YF, this partial circuit is identical with the distant place divide-shut brake signal processing circuit of the existing high voltage isolator adopted in traditional electrical network, and described optocoupler TLI is chip TLP521.

In traditional electrical network, when carrying out distant place divide-shut brake, the on-off model inputted by socket YF comprises YUANF+, YUANF-, FC+, FC-, FO+ and FO-signal, wherein YUANF+ and YUANF-is distant place control signal, FC+ and FC-signal is distant place switching signal, FO+ and FO-signal is distant place sub-gate signal.In the present embodiment, 2nd, the 4th and the 6th pin of described socket YF connects the negative output terminal of rectifier bridge B2 respectively after resistance R91, R92 and R93,1st, the 3rd and the 5th pin of described socket YF connects with the 4th of optocoupler TLI the, the 6th and the 8th pin respectively after resistance R64, R65 and R66, and the 1st, the 3rd, the 5th and the 7th pin of optocoupler TLI all connects the positive output end of rectifier bridge B2.14th pin of optocoupler TLI connects the P26 pin (i.e. the 33rd pin) of single-chip microcomputer 80196 after resistance R82; 12nd pin of optocoupler TLI connects the 5th pin of inverter U2-1 after resistance R83, and the 6th pin of inverter U2-1 connects the 9th pin of NOR gate U1-1; 10th pin of optocoupler TLI connects the 9th pin of inverter U2-1 after resistance R84, and the 8th pin of inverter U2-1 connects the 10th pin of NOR gate U1-1; 8th pin of NOR gate U1-1 connects the H05 pin (i.e. the 27th pin) of single-chip microcomputer 80196.In the present embodiment, described inverter U2-1 is chip 74LS04, and described NOR gate U1-1 is chip 74LS27.

In the present embodiment, the equal ground connection of the 15th, the 13rd, the 11st and the 9th pin of optocoupler TLI, the 14th, the 12nd and the 10th pin of optocoupler TLI connects VCC power end respectively after resistance R62, R67 and R68, and described VCC power end is ground connection after electric capacity C73 and C72 respectively.Ground connection after the 5th pipe foot meridian capacitor E33 of inverter U2-1, ground connection after the 9th pipe foot meridian capacitor E32 of inverter U2-1, the 11st pin ground connection of NOR gate U1-1.

Meanwhile, also comprise socket DWQ, the 1st pin of described socket DWQ connects+5V power supply, and the 2nd pin of socket DWQ connects the output of described angular transducer and the 1st pin of its 3rd pin combination hub CZ3.

During actual use, solid-state relay DCH1 ensures that only 5V power supply could use in the effective situation of 24V power supply.In addition, the utility model also comprises firing equipment JR2, and firing equipment JR2 is controlled by relay R L3.During physical cabling, one end ground connection of the relay coil of solid-state relay DCH1 and its another termination+24V power end, be connected to diode D97 between the relay coil two ends of solid-state relay DCH1, the normally opened contact two ends of solid-state relay DCH1 connect+5V power supply and VCC power end respectively.One termination+24V power end of the relay coil of described relay R L3 and the 5th pin of its another chip termination U8, diode D52 is connected between the relay coil two ends of described relay R L3, the normally opened contact two ends of described relay R L3 connect the 1st pin of voltage output end L and socket JR2 respectively, and the 2nd pin of socket JR2 meets neutral end N1.

Meanwhile, the utility model also comprises the socket PW connected with the signal processing circuit 11-2 of described electronic type auxiliary switch 11.During physical cabling, the output of described angle detection unit 3 and described Motor Control end connect with the 2nd and the 1st pin of socket PW respectively, 3rd pin of socket PW connects VCC power end, and the equal ground connection of the 4th and 5 pin of socket PW, the 6th pin of socket PW connects 6.5V power end.Described 6.5V power end connects with the 1st pin of three terminal regulator V1 (i.e. chip 7805), 2nd pin of three terminal regulator V1 connects+5V power end and its 3rd pin ground connection, 6.5V voltage signal from reserve battery produces+5V power supply after three terminal regulator V1, in order to use under power-down conditions.Socket PW-1 is supply socket.

As shown in Figure 4, latch U78 in described dial-up dish the 3rd, the 5th, the 7th, the 9th, the 12. 14th, the 16th and the 18th pin connects the AD0 pin of single-chip microcomputer 80196 respectively to AD7 pin, the 1st and the 19th pin of latch U78 all connects with the 11st pin of described NAND gate U3.17th, the 15th, the 13rd, the 11st, the 8th, the 6th, the 4th and the 2nd pin of described latch U78 connects VCC power end respectively after exclusion PZ7, the 17th, the 15th, the 13rd, the 11st, the 8th, the 6th, the 4th and the 2nd pin equal ground connection after chip SW-DIP8 of described latch U78.

And, the utility model also comprises 24V power switch circuit 24V power supply being carried out to switch, described 24V power switch circuit comprises driver U45 and solid-state relay JD7, described driver U45 is chip 75452, 1st and the 2nd pin of driver U45 connects and the two equal ground connection after resistance R79, 1st pin of driver U45 connects the P27 pin (i.e. the 38th pin) of single-chip microcomputer 80196, one termination VCC power end of the relay coil of solid-state relay JD7 and the 3rd pin of the driver connected U45 of its other end, diode D79 is connected between the relay coil two ends of solid-state relay JD7, one termination+24V power end of the normally opened contact of solid-state relay JD7 and its other end connect with the positive output end of rectifier bridge B2.Described VCC power end is ground connection after electric capacity C21, C22 and C23 respectively.

During actual use, described display unit 7 is liquid crystal display or numeral method device.

As shown in Figure 7, the quantity of described numeral method device is 6, and 6 described numeral method devices form by 4 seven segment digital tubes.6 described numeral method devices are respectively numeral method device LED1, LED2, LED3, LED4, LED5 and LED6.

The AD0 pin of described single-chip microcomputer 80196 connects to D7 pin (i.e. the 2nd to the 8th pin) with the D0 pin of latch U32 respectively to AD7 pin, described latch U32 is chip 74LS573, and the 6th pin of the 11st pin AND OR NOT gate U1 of described latch U32 connects.The 1st pin ground connection of described latch U32, the Q0 pin of latch U32 to Q3 pin (i.e. the 19th to the 16th pin) respectively with the A of decoder driver U31, B, C and D pin the (namely the 7th, 1st, 2nd and the 6th pin) connect, the 3rd of decoder driver U31, 4th and younger brother 5 pin all connect VCC power end, the signal that decoder driver U31 inputs is 4 BCD codes, the a of decoder driver U31, b, c, d, e, it is 7 sections of LED codes that f and g pin exports, the A of 6 described numeral method devices, B, C, D, E, F and G pin respectively with a of decoder driver U31, b, c, d, e, f and g pin connects.In the present embodiment, described decoder driver U31 is chip 74LS48.

During physical cabling, 1 to 4 pin of decoder U33 connects to Q7 pin (i.e. the 15th to the 12nd pin) with the Q4 pin of described latch U32 respectively, 1 to 4 pin of decoder U35 connects to Q7 pin with the Q4 pin of described latch U32 respectively, the Q7 pin of described latch U32 connects with the 11st pin of inverter U2-1, 1 to 3 pin of decoder U34 respectively with the Q4 of described latch U32, Q5 and Q6 pin connects, 4th pin of decoder U34 connects with the 10th pin of inverter U2-1, decoder U33, 6th pin of U34 and U35 all connects VCC power end.5th pin of decoder U33 and U34 all connects the P25 pin (i.e. the 39th pin) of single-chip microcomputer 80196, the P25 pin of single-chip microcomputer 80196 connects with the 13rd pin of inverter U2-1, and the 12nd pin of inverter U2-1 connects with the 5th pin of decoder U34.Described VCC power end is ground connection after electric capacity C31, C32, C33, C34 and C35 respectively.

GD1, GD2, GD3 and GD4 pin of described numeral method device LED1 connects with Y0 to the Y3 pin of decoder U33 respectively, and GD1, GD2, GD3 and GD4 pin of described numeral method device LED2 connects with Y4 to the Y7 pin of decoder U33 respectively; GD1, GD2, GD3 and GD4 pin of described numeral method device LED3 connects with Y0 to the Y3 pin of decoder U34 respectively, and GD1, GD2, GD3 and GD4 pin of described numeral method device LED4 connects with Y4 to the Y7 pin of decoder U34 respectively; GD1, GD2, GD3 and GD4 pin of described numeral method device LED5 connects with Y0 to the Y3 pin of decoder U35 respectively, and GD1, GD2, GD3 and GD4 pin of described numeral method device LED6 connects with Y4 to the Y7 pin of decoder U35 respectively.

Further, be easy-to-connect, a, b, c, d, e, f and g pin of described decoder driver U31 connects VCC power end respectively after exclusion PZ3.

As shown in Figure 10, described electronic type auxiliary switch 11 also comprises voltage comparator circuit 11-1, and two inputs of described voltage comparator circuit 11-1 connect with angle detection unit 3 and reference voltage generating circuit 11-5 respectively.Signal processing circuit 11-2 connects with described voltage comparator circuit 11-1, and power amplification circuit 11-3 connects with signal processing circuit 11-2.The output of described voltage comparator circuit 11-1 connects with an input of described TTL open collector six reversed phase high-pressure driver.

In the present embodiment, described angle detection unit 3 is by angular transducer and it is outputed signal as voltage signal, and the magnitude of voltage of described reference voltage generating circuit 11-5 institute output reference voltage is U _in, wherein U _infor described isolating switch be in need detect centre position time described angle detection unit 3 magnitude of voltage that outputs signal, described centre position of need detecting is that described isolating switch one of being between combined floodgate and open position needs detection position.

During actual use, as when isolating switch is in closing position, the angle that described angle detection unit 3 detects is 90 °; When described isolating switch is in open position, the angle that described angle detection unit 3 detects is 0 °; When described isolating switch be in described need detect centre position time, the angle that described angle detection unit 3 detects is 45 °, also according to real needs, can need detect centre position adjustment to described.

In the present embodiment, an input of described TTL open collector six normal phase high pressure driver connects with described Motor Control end, the input that described TTL open collector six normal phase high pressure driver connects with described Motor Control end is control signal input, multiple inputs of described TTL open collector six reversed phase high-pressure driver connect with other multiple input except described control signal input of described TTL open collector six normal phase high pressure driver respectively, the input that the multiple and described TTL open collector six reversed phase high-pressure driver of described TTL open collector six normal phase high pressure driver connects is the first driving signal input, the output corresponding with described control signal input of described TTL open collector six normal phase high pressure driver is intermediate connection end, multiple described first driving signal input all connects with described intermediate connection end.

In the present embodiment, multiple outputs corresponding with multiple described first driving signal input respectively of described TTL open collector six normal phase high pressure driver are the first drive singal output, the input that the multiple and described first drive singal output of described TTL open collector six reversed phase high-pressure driver connects is the second driving signal input, the input connected with voltage comparator circuit 11-1 of described TTL open collector six reversed phase high-pressure driver is the 3rd driving signal input, multiple outputs corresponding with multiple described second driving signal input respectively of described TTL open collector six reversed phase high-pressure driver are the second drive singal output, the output corresponding with described 3rd driving signal input of described TTL open collector six reversed phase high-pressure driver is the 3rd drive output, described 3rd drive output and a described second drive singal output share shared terminals, the described second drive singal output connected with described shared terminals is common output, described shared terminals are connected by single-pole double-throw switch (SPDT) S1 with between described 3rd drive output and described common output, the second drive singal output in multiple described second drive singal output except described common output is non-common terminals, described shared terminals and non-common terminals connect with the input of multiple described power amplifier respectively.

In actual use procedure, by described single-pole double-throw switch (SPDT) S1 described shared terminals are connected with described 3rd drive output or described common output and select, when described shared terminals are connected with described 3rd drive output, what the solid-state relay connected reflected is described isolating switch " separating brake " and " combined floodgate " position; When described shared terminals are connected with described common output, what the solid-state relay connected reflected is that the described of described isolating switch need detect centre position.

During physical cabling, multiple outputs corresponding with multiple described first driving signal input respectively of described TTL open collector six normal phase high pressure driver are the first drive singal output, the input that the multiple and described first drive singal output of described TTL open collector six reversed phase high-pressure driver connects is the second driving signal input, the input connected with voltage comparator circuit 11-1 of described TTL open collector six reversed phase high-pressure driver is the 3rd driving signal input, multiple outputs corresponding with multiple described second driving signal input respectively of described TTL open collector six reversed phase high-pressure driver are the second drive singal output, the output corresponding with described 3rd driving signal input of described TTL open collector six reversed phase high-pressure driver is the 3rd drive output, described 3rd drive output and a described second drive singal output share shared terminals, the described second drive singal output connected with described shared terminals is common output, described shared terminals are connected by single-pole double-throw switch (SPDT) S1 with between described 3rd drive output and described common output, the second drive singal output in multiple described second drive singal output except described common output is non-common terminals, described shared terminals and non-common terminals connect with the input of multiple described power amplifier respectively.

In the present embodiment, the quantity of described first driving signal input is three, and the quantity of described power amplifier is three, and described power amplification circuit 11-3 comprises the solid-state relay that three components does not connect with the output of three described power amplifiers.

Actual when using, can according to specific needs, the quantity of solid-state relay described in the quantity of the quantity of described first driving signal input, the quantity of described power amplifier and described power amplification circuit 11-3 is adjusted accordingly.

In the present embodiment, described TTL open collector six normal phase high pressure driver is 7407 chips, and described TTL open collector six reversed phase high-pressure driver is 7406 chips.Further, described 7407 chips are 74LS07 chip, and described 7406 chips are 74LS06 chip.

In the present embodiment, three described power amplifiers are respectively chip U3-1, chip U5-1 and chip U6-1, and chip U3-1, chip U5-1 and chip U6-1 are 75452 chips.

1st pin of described 7407 chips is described control signal input and its 2nd pin is described intermediate connection end, 1st pin of described Motor Control termination 7407 chip, 3rd, 5 and 9 pins of 7407 chips all connect with its 2nd pin, and the 4th, the 6th and the 8th pin of 7407 chips connects with the 1st, the 3rd and the 5th pin of 7406 chips respectively.The output of described voltage comparator circuit 11-1 connects with the 9th pin of 7406 chips, and the 6th and the 8th pin of 7406 chips connects with two moved ends of single-pole double-throw switch (SPDT) S1 respectively.4th pin of 7407 chips connects with the 1st and the 2nd pin of chip U3-1 respectively, 6th pin of 7407 chips connects with the 6th and the 7th pin of chip U3-1 respectively, 8th pin of 7407 chips connects with the 1st and the 2nd pin of chip U6-1 respectively, 2nd pin of 7406 chips connects with the 6th and the 7th pin of chip U6-1 respectively, 4th pin of 7406 chips connects with the 1st and the 2nd pin of chip U5-1 respectively, and the not moved end of single-pole double-throw switch (SPDT) S1 connects with the 6th and the 7th pin of chip U5-1 respectively.

In the present embodiment, often organize described solid-state relay and include 4 solid-state relays, solid-state relay described in three groups comprises 12 solid-state relays, 12 described solid-state relays include a relay coil and with this relay coil with the use of a normally opened contact and a normally-closed contact, 12 described solid-state relays are respectively relay J 1, J2, J3, J4, J5, J6, J7, J8, J9, J10, J11 and J12; Terminals of the relay coil of relay J 1 and J2 all connect with the 3rd pin of chip U3-1 and another terminals of relay coil of the two all connect VCC power end, and terminals of the relay coil of relay J 3 and J4 all connect with the 5th pin of chip U3-1 and another terminals of relay coil of the two all connect VCC power end; Terminals of the relay coil of relay J 5 and J6 all connect with the 3rd pin of chip U6-1 and another terminals of relay coil of the two all connect VCC power end, and terminals of the relay coil of relay J 7 and J8 all connect with the 5th pin of chip U6-1 and another terminals of relay coil of the two all connect VCC power end; Terminals of the relay coil of relay J 9 and J10 all connect with the 3rd pin of chip U5-1 and another terminals of relay coil of the two all connect VCC power end, and terminals of the relay coil of relay J 11 and J12 all connect with the 5th pin of chip U5-1 and another terminals of relay coil of the two all connect VCC power end.

In the present embodiment, described voltage comparator circuit 11-1 comprises operational amplifier; Described reference voltage generating circuit 11-5 comprises resistance R11 and slide rheostat P1, a fixed terminals of slide rheostat P1 connects with its sliding end and its other end fixed terminals ground connection, and the sliding end of slide rheostat P1 connects VCC power end after resistance R11; The sliding end of slide rheostat P1 connects with the inverting input of described operational amplifier, and angle detection unit 3 connects with the normal phase input end of described operational amplifier.

During physical cabling, described operational amplifier is LM339 chip, the sliding end of slide rheostat P1 connects with the 4th pin of LM339 chip, angle detection unit 3 connects with the 5th pin of LM339 chip, 1st pin ground connection of LM339 chip and its 3rd pin connects VCC power end, 2nd pin of LM339 chip connects the 9th pin of 7406 chips, and the 2nd pin of LM339 chip connects VCC power end after resistance R12.

In the present embodiment, described VCC power end is+5V power supply.

For easy-to-connect, described signal processing circuit 11-2 also comprises connector PZ2.During physical cabling, the output of described angle detection unit 3 and described Motor Control end connect with the 2nd and the 1st pin of socket PW respectively, 3rd pin of socket PW connects VCC power end, and the equal ground connection of the 4th and 5 pin of socket PW, the 6th pin of socket PW connects 6.5V power end.2nd pin of the output termination connector PZ2 of described voltage comparator circuit 1,4th, the 6th and the 8th pin of 7407 chips connects the 3rd, the 4th and the 5th pin of connector PZ2 respectively, 2nd, the 4th, the 6th and the 8th pin of 7406 chips connects the 6th, the 7th, the 8th and the 9th pin of connector PZ2 respectively, and the 1st pin of connector PZ2 connects VCC power end.

In actual use procedure, the signal that described Motor Control end exports is designated as digital signal and this signal is denoted as DATA signal, the signal that the controller receiving angle detecting unit 3 of described electric motor operating mechanism detects, and export DATA signal according to angle detection unit 3 detection signals, and when described isolating switch is in " combined floodgate " position, DATA=1; When described isolating switch is in " separating brake " position, DATA=0.After described 7407 chips receive DATA signal, produce 3 signals identical with the logical value of DATA signal, i.e. OUT1, OUT2 and OUT3 signal; Afterwards, produce 3 signals contrary with DATA signal logic value by described 7406 chips, namely/OUT4 ,/OUT5 and SUT6 signal, SUT6 signal is by being /OUT6 signal after single-pole double-throw switch (SPDT) S1; Described voltage comparator circuit 11-1 exports X signal and through described 7406 chip generation/X signals ,/X signal is by being /OUT6 signal after single-pole double-throw switch (SPDT) S1; And, OUT1, OUT2, OUT3 ,/OUT4 ,/OUT5 and/OUT6 signal send into the input of power amplifier chip U3-1, U6 and U5 respectively, the output correspondence of power amplifier chip U3-1, U6 and U5 produces 6 output signal Y1, Y2, Y3 ,/Y4 ,/Y5 and/Y6 signals, and Y1, Y2, Y3 ,/Y4 ,/Y5 and/these 6 signals of Y6 are tackled 6 mutually and controlled 12 solid-state relays.

Actual when using, single-pole double-throw switch (SPDT) S1 selects SUT6 and/X signal, when selecting SUT6 signal, selection be normal " separating brake " and " combined floodgate " position; When selection/X signal, selection be describedly need detect centre position.And, only have the break-make of two solid-state relays to reflect in 12 described solid-state relays and describedly need detect centre position, and reflect that described two described solid-state relays that need detect centre position are two solid-state relays connected with the 5th pin of chip U5-1, i.e. relay J 11 and J12.When selection/X signal, the fixed voltage signal (i.e. VO1 signal) that the signal (i.e. DWQ signal) that described angle detection unit 3 detects and reference voltage generating circuit 11-5 produce is compared by voltage comparator circuit 11-1, when described isolating switch be in described need detect centre position time, the logical value of the X signal that described voltage comparator circuit 11-1 produces changes, correspondingly, described 7406 chips export/and the logical value of X signal also changes, namely X signal and the/logical value of X signal described isolating switch be in described need detect centre position time change.During concrete use, the magnitude of voltage of the fixed voltage signal that described reference voltage generating circuit 11-5 produces can carry out easy adjustment.

Wherein, relay J 1, J2, J3, J4, J5, J6, J7, J8, J9, J10, J11 are all identical with operation principle with the connection of J12.In conjunction with Figure 11, when wiring is carried out to relay J 1, also need employing connector FZKG, connector FZKG is 4 port connectors, two terminals of the normally opened contact of relay J 1 connect with the 1st and the 3rd pin of connector FZKG respectively, and two terminals of the normally-closed contact of relay J 1 connect with the 2nd and the 4th pin of connector FZKG respectively.Correspondingly, when wiring is carried out to relay J 2, J3, J4, J5, J6, J7, J8, J9, J10, J11 and J12, also need employing 4 port connectors.

For relay J 1, because VCC power end is+5V direct current pressure side, the two ends of the relay coil of relay J 1 connect the 3rd pin (this pin output signal is Y1 signal) of VCC power end and chip U3-1 respectively, thus when Y1=1 (magnitude of voltage that now the 3rd pin of chip U3-1 outputs signal is about+5V), the normally opened contact (two terminals are respectively AU11 and AU13 terminals) of relay J 1 disconnects, and the normally-closed contact (two terminals are respectively AU12 and AU14 terminals) of relay J 1 is connected; Otherwise when Y1=0 (magnitude of voltage that now the 3rd pin of chip U3-1 outputs signal is about 0V), the normally opened contact of relay J 1 is connected, and the normally-closed contact of relay J 1 disconnects.

During actual use, the input voltage due to each solid-state relay is+5V, and thus the normally-closed contact of each solid-state relay can reach 250V with the contact voltage (interchange) of normally-closed contact, and electric current can reach 8A.In order to keep the normal operating conditions of each solid-state relay under powering-off state, the utility model also needs to install 5V power supply for subsequent use.

The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every above embodiment is done according to the utility model technical spirit any simple modification, change and equivalent structure change, all still belong in the protection range of technical solutions of the utility model.

Claims (10)

1. an electric motor operating mechanism, it is characterized in that: comprise electronic type auxiliary switch (11), to the controller (2) that motor (1) controls, the motor-drive circuit (12) connected with motor (1), the anglec of rotation of the reducer output shaft of motor (1) is carried out to the angle detection unit (3) detected in real time, for the three-phase alternating-current supply (4) that motor (1) is powered, the supply power voltage of three-phase alternating-current supply (4) is carried out to the voltage detection unit (5) detected in real time, the supply current of three-phase alternating-current supply (4) is carried out to the current detecting unit (6) detected in real time, the power module (18) connected with controller (2) and the serial communication interface (10) connected with controller (2) respectively, display unit (7), data storage cell (8) and control button (9), described angle detection unit (3), voltage detection unit (5) and current detecting unit (6) all connect with controller (2), described three-phase alternating-current supply (4) connects with motor (1), described motor-drive circuit (12) connects with motor (1), controller (2) connects with motor-drive circuit (12), and the output that controller (2) connects with motor-drive circuit (12) is Motor Control end, the power amplification circuit (11-3) that described electronic type auxiliary switch (11) comprises signal processing circuit (11-2) and connects with signal processing circuit (11-2), described signal processing circuit (11-2) comprises TTL open collector six normal phase high pressure driver, the TTL open collector six reversed phase high-pressure driver connected with described TTL open collector six normal phase high pressure driver and multiple power amplifier all connected with described TTL open collector six reversed phase high-pressure driver, multiple inputs of described TTL open collector six normal phase high pressure driver all connect with described Motor Control end, multiple inputs of described TTL open collector six reversed phase high-pressure driver connect with multiple outputs of described TTL open collector six normal phase high pressure driver respectively, and multiple outputs of described TTL open collector six reversed phase high-pressure driver connect with the input of multiple described power amplifier respectively, described power amplification circuit (11-3) comprises the solid-state relay that multicomponent does not connect with the output of multiple described power amplifier, often organize described solid-state relay and include multiple solid-state relay, multiple described solid-state relay all connects with the output of described power amplifier.

2. according to a kind of electric motor operating mechanism according to claim 1, it is characterized in that: also comprise temperature detecting unit (13) and humidity detection unit (14); Described controller (2), motor-drive circuit (12), voltage detection unit (5), current detecting unit (6), serial communication interface (10), data storage cell (8), temperature detecting unit (13) and humidity detection unit (14) are installed in control cabinet, and described display unit (7) and control button (9) are all laid on the lateral wall of described control cabinet; Be provided with heater (15) in described control cabinet, described heater (15) connects with controller (2).

3. according to a kind of electric motor operating mechanism described in claim 1 or 2, it is characterized in that: described electronic type auxiliary switch (11) also comprises voltage comparator circuit (11-1), two inputs of described voltage comparator circuit (11-1) connect with angle detection unit (3) and reference voltage generating circuit (11-5) respectively; Signal processing circuit (11-2) connects with described voltage comparator circuit (11-1), and power amplification circuit (11-3) connects with signal processing circuit (11-2); The output of described voltage comparator circuit (11-1) connects with an input of described TTL open collector six reversed phase high-pressure driver.

4. according to a kind of electric motor operating mechanism according to claim 3, it is characterized in that: described angle detection unit (3) is by angular transducer and it is outputed signal as voltage signal, the magnitude of voltage of described reference voltage generating circuit (11-5) institute output reference voltage is U _in, wherein U _infor isolating switch be in need detect centre position time described angle detection unit (3) magnitude of voltage that outputs signal, described centre position of need detecting is that described isolating switch one of being between combined floodgate and open position needs detection position, an input of described TTL open collector six normal phase high pressure driver connects with described Motor Control end, the input that described TTL open collector six normal phase high pressure driver connects with described Motor Control end is control signal input, multiple inputs of described TTL open collector six reversed phase high-pressure driver connect with other multiple input except described control signal input of described TTL open collector six normal phase high pressure driver respectively, the input that the multiple and described TTL open collector six reversed phase high-pressure driver of described TTL open collector six normal phase high pressure driver connects is the first driving signal input, the output corresponding with described control signal input of described TTL open collector six normal phase high pressure driver is intermediate connection end, multiple described first driving signal input all connects with described intermediate connection end,

Multiple outputs corresponding with multiple described first driving signal input respectively of described TTL open collector six normal phase high pressure driver are the first drive singal output, the input that the multiple and described first drive singal output of described TTL open collector six reversed phase high-pressure driver connects is the second driving signal input, the input connected with voltage comparator circuit (11-1) of described TTL open collector six reversed phase high-pressure driver is the 3rd driving signal input, multiple outputs corresponding with multiple described second driving signal input respectively of described TTL open collector six reversed phase high-pressure driver are the second drive singal output, the output corresponding with described 3rd driving signal input of described TTL open collector six reversed phase high-pressure driver is the 3rd drive output, described 3rd drive output and a described second drive singal output share shared terminals, the described second drive singal output connected with described shared terminals is common output, described shared terminals are connected by single-pole double-throw switch (SPDT) S1 with between described 3rd drive output and described common output, the second drive singal output in multiple described second drive singal output except described common output is non-common terminals, described shared terminals and non-common terminals connect with the input of multiple described power amplifier respectively.

5. according to a kind of electric motor operating mechanism according to claim 3, it is characterized in that: described TTL open collector six normal phase high pressure driver is 7407 chips, described TTL open collector six reversed phase high-pressure driver is 7406 chips, multiple described power amplifier is 75452 chips, often organize described solid-state relay and include 4 solid-state relays, each described solid-state relay comprise a relay coil and with this relay coil with the use of a normally opened contact and a normally-closed contact, the terminals often organizing the relay coil of two relays in described solid-state relay all connect with the 3rd pin of 75452 chips and another terminals of relay coil of the two all connect VCC power end, the terminals often organizing the relay coil of two other relay in described solid-state relay all connect with the 5th pin of 75452 chips and another terminals of relay coil of the two all connect VCC power end.

6. according to a kind of electric motor operating mechanism described in claim 1 or 2, it is characterized in that: described controller (2) is single-chip microcomputer 80196; The HSO3 pin of described single-chip microcomputer 80196 is described Motor Control end.

7. according to a kind of electric motor operating mechanism according to claim 6, it is characterized in that: described data storage cell (8) is SRAM memory, described display unit (7) is liquid crystal display or numeral method device, described serial communication interface (10) is RS232 interface and/or RS485 interface, described RS232 interface comprises chip MAX220, electric capacity E2 is connected between 1st and the 3rd pin of chip MAX220, 2nd pin of chip MAX220 connects+10V power end and its ground connection after electric capacity E4, electric capacity E3 is connected between 4th and the 5th pin of chip MAX220, 6th pin of chip MAX220 connects-10V power end and its ground connection after electric capacity E5, 16th pin of chip MAX220 connects VCC power end and its ground connection after electric capacity C8, the 15th pin ground connection of chip MAX220, the RXD1 pin of chip MAX220 and TXD1 pin connect with the RXD pin of single-chip microcomputer 80196 and TXD pin respectively, described RS485 interface comprises chip MAX3083, the RXD pin of chip MAX3083 and TXD pin connect with the RXD pin of single-chip microcomputer 80196 and TXD pin respectively, the DE pin of chip MAX3083 connects VCC power end and its/RE pin and the equal ground connection of GND pin, A, B, Z and Y pin of chip MAX3083 connects with the 6th, the 7th, the 8th and the 9th pin of socket SIO respectively, and the VCC pin of chip MAX3083 connects VCC power end, 2nd and the 3rd pin of described socket SIO connects with the 14th and the 13rd pin of chip MAX220 respectively, the 5th pin ground connection of described socket SIO.

8. according to a kind of electric motor operating mechanism according to claim 6, it is characterized in that: also comprise the condition indication circuit (16) and button control circuit (17) that connect with controller (2) respectively, multiple described control button (9) all connects with button control circuit (17); Described control button (9) comprises switch knob XHENG, opening button FAN and scram button STOP, and described switch knob XHENG, opening button FAN and scram button STOP are all laid on the lateral wall of described control cabinet; Described button control circuit (17) comprises inverter U2, and described inverter U2 is chip 74LS04; One end ground connection of described switch knob XHENG and its other end divides two-way, a road is ground connection after electric capacity E41, and another road connects with the 3rd pin of inverter U2, and the 4th pin of inverter U2 connects with the ACH5 pin of single-chip microcomputer 80196; One end ground connection of described opening button FAN and its other end divides two-way, a road is ground connection after electric capacity E42, and another road connects with the 5th pin of inverter U2, and the 6th pin of inverter U2 connects with the P06 pin of single-chip microcomputer 80196; One end ground connection of described scram button STOP and its other end divides two-way, a road is ground connection after electric capacity E43, and another road connects with the 9th pin of inverter U2, and the 8th pin of inverter U2 connects with the ACH7 pin of single-chip microcomputer 80196; Described switch knob XHENG, opening button FAN and scram button STOP are local operation button; The other end of described switch knob XHENG, opening button FAN and scram button STOP connects VCC power end respectively after exclusion PZ41; 2nd, the 13rd and the 1st pin of the ACH5 pin of described single-chip microcomputer 80196, P06 pin and ACH7 pin AND OR NOT gate U1 respectively connects, and the 12nd pin of NOR gate U1 connects with the HI1 pin of single-chip microcomputer 80196; The AD13 pin of described single-chip microcomputer 80196 connects with the 9th and the 10th pin of NAND gate U3 respectively, and the AD14 pin of single-chip microcomputer 80196 connects with the 1st pin of inverter U2; Described three-phase alternating-current supply (4) adopt three of three-phase electricity phase lines and neutral line N to connect with the 1st, the 3rd, the 5th and the 7th pin of socket DL respectively, three-phase voltage input U, V and W of motor (1) connect with the 9th, the 11st and the 13rd pin of socket DL respectively; Three-phase voltage input U, V and W of described motor (1) are respectively input U, input V and input W, wherein be connected to resistance R412 and electric capacity C402 between output terminals A and input W, resistance R416 and electric capacity C406 is connected between output terminals A and input U, resistance R415 and electric capacity C405 is connected between output B and input V, be connected to resistance R414 and electric capacity C404 between output C and input W, between output C and input U, be connected to resistance R413 and electric capacity C403;

Described condition indication circuit (16) comprises "on" position indicator light, gate-dividing state indicator light, over-current state indicator light, overvoltage condition indicator light and under-voltage condition status indicator lamp, and wherein said "on" position indicator light, gate-dividing state indicator light, over-current state indicator light, overvoltage condition indicator light and under-voltage condition status indicator lamp are expressed as HEZA lamp, FENZA lamp, OCRUT lamp, OVLT lamp and UVLT lamp; Described "on" position indicator light, gate-dividing state indicator light, over-current state indicator light, overvoltage condition indicator light and under-voltage condition status indicator lamp are light-emitting diode; The negative electrode of described OCRUT lamp connects VCC power end, the negative electrode of described HEZA lamp, FENZA lamp, OVLT lamp and UVLT lamp connects the P1.0 pin of single-chip microcomputer 80196, P1.7 pin, P1.5 pin and/HLDA pin respectively and connects, and the anode of described HEZA lamp, FENZA lamp, OVLT lamp and UVLT lamp all connects VCC power end after exclusion PZ42.

9. according to a kind of electric motor operating mechanism according to claim 8, it is characterized in that: also comprise the control relay circuit connected with controller (2), three closing relays and three separating brake relays; Described control relay circuit comprises two drivers, two described driver chip U8 and chip U10 respectively, and described chip U8 and chip U10 is chip 75452;

The HSO0 pin of single-chip microcomputer 80196 and HSO1 pin connect with the 1st and the 3rd pin of inverter U2-1 respectively, and the 2nd and the 4th pin of inverter U2-1 connects with the 2nd pin of chip U10 and the 2nd pin of chip U8 respectively, and inverter U2-1 is chip 74LS04; The HSO0 pin of single-chip microcomputer 80196 and HSO1 pin connect with the 1st pin of chip U8 and the 1st pin of chip U10 respectively, 6th and the 7th pin of chip U8 all connects with the HSO3 pin of single-chip microcomputer 80196, and the 6th and the 7th pin of chip U10 all connects with the P1.1 pin of single-chip microcomputer 80196;

Three described closing relays are respectively closing relay RLY1, RLY2 and RLY3, and one end of the relay coil of three described closing relays all connects+24V power end and its other end all connects the Y1 pin of chip U8; The normally opened contact two ends of closing relay RLY1 connect with output terminals A and input U respectively, the normally opened contact two ends of closing relay RLY2 connect with output B and input V respectively, and the normally opened contact two ends of closing relay RLY3 connect with output C and input W respectively;

Three described separating brake relays are respectively separating brake relay R LY4, RLY5 and RLY6, and one end of the relay coil of three described separating brake relays all connects+24V power end and its other end all connects the Y1 pin of chip U10; The normally opened contact two ends of separating brake relay R LY4 connect with output terminals A and input W respectively, the normally opened contact two ends of separating brake relay R LY5 connect with output B and input V respectively, and the normally opened contact two ends of separating brake relay R LY6 connect with output C and input U respectively.

10. according to a kind of electric motor operating mechanism according to claim 2, it is characterized in that: described controller (2) is single-chip microcomputer 80196;

Described voltage detection unit (5) comprises the voltage transformer that three A, B and C three-phase voltages exported three-phase alternating-current supply (4) respectively carry out detecting in real time, and three described voltage transformers are respectively voltage transformer T1, T2 and T3; The three-phase voltage that described three-phase alternating-current supply (4) exports is respectively A, B and C three-phase voltage, wherein the primary winding two ends of voltage transformer T1 connect with the A phase voltage output of three-phase alternating-current supply (4) and neutral line N respectively, be connected to resistance R401 between the secondary coil two ends of voltage transformer T1, one end institute output voltage of the secondary coil of voltage transformer T1 is UA and its other end ground connection; The primary winding two ends of voltage transformer T2 connect with the B phase voltage output of three-phase alternating-current supply (4) and neutral line N respectively, be connected to resistance R402 between the secondary coil two ends of voltage transformer T2, one end institute output voltage of the secondary coil of voltage transformer T2 is UB and its other end ground connection; The primary winding two ends of voltage transformer T3 connect with the C phase voltage output of three-phase alternating-current supply (4) and neutral line N respectively, be connected to resistance R403 between the secondary coil two ends of voltage transformer T3, one end institute output voltage of the secondary coil of voltage transformer T3 is UC and its other end ground connection;

Described current detecting unit (6) comprises the current transformer that three three-phase currents exported described three-phase alternating-current supply (4) respectively carry out detecting in real time, and three described current transformers are respectively current transformer H1, H2 and H3; Wherein, current transformer H1 institute output current is IA, current output terminal ground connection after resistance R404 of current transformer H1; Current transformer H2 institute output current is IB, current output terminal ground connection after resistance R405 of current transformer H2; Current transformer H3 institute output current is IC, current output terminal ground connection after resistance R406 of current transformer H3;

Described angle detection unit (3), voltage detection unit (5), current detecting unit (6), temperature detecting unit (13) and humidity detection unit (14) are all connected with controller (2) by testing circuit;

Three-phase voltage signal UA, UB and UC that described voltage transformer T1, T2 and T3 export divide two-way, one tunnel connects a stiff end of slide rheostat PT31 respectively after diode D13, D21 and D22, another stiff end ground connection of slide rheostat PT31, the sliding end of slide rheostat PT31 connects with the ACH0 pin of single-chip microcomputer 80196 after resistance R17; Another road connects with the 5th of voltage comparator L2 the, the 7th and the 9th pin respectively after resistance R11, R13 and R15, and the 2nd, the 1st and the 14th pin of voltage comparator L2 connects with the HI0 pin of single-chip microcomputer 80196, P22 pin and P23 pin respectively;

Three-phase current signal IA, IB and IC that described current transformer H1, H2 and H3 export connect a stiff end of slide rheostat PT30 respectively after diode D14, D23 and D24, another stiff end ground connection of slide rheostat PT30, the sliding end of slide rheostat PT31 connects with the ACH1 pin of single-chip microcomputer 80196 after resistance R18;

The signal that described angular transducer exports connects the ACH2 pin of single-chip microcomputer 80196 after resistance R24;

Described temperature detecting unit (13) is AD590 temperature sensor; Described humidity detection unit (14) is for humidity sensor and it is hs1101 humidity sensor.