CN103449310A

CN103449310A - Control and display device of mining explosion-proof diesel engine monorail hoist

Info

Publication number: CN103449310A
Application number: CN2013103736173A
Authority: CN
Inventors: 冀成剑; 李建升; 徐兴文; 周玉锋; 尹伟
Original assignee: SHANDONG XINSHA MONORAIL TRANSPORT EQUIPMENT CO Ltd
Current assignee: SHANDONG XINSHA MONORAIL TRANSPORT EQUIPMENT CO Ltd
Priority date: 2013-08-24
Filing date: 2013-08-24
Publication date: 2013-12-18
Anticipated expiration: 2033-08-24
Also published as: CN103449310B

Abstract

The invention discloses a control and display device of a mining explosion-proof diesel engine monorail hoist. The control and display device is composed of two intrinsic safety type operation boxes, two explosion-proof displayers, a PLC (programmable logic controller) and peripheral elements of an electronic control box, sensors, a controlling actuator piece and a power box, wherein a control part circuit is composed of control switches of the operation boxes, the PLC, the controlling actuator piece and a power circuit, and a display part circuit is composed of the displayers, the PLC, the sensors and the power circuit; the circuit of the device is composed of the control part circuit, the display part circuit and the power source circuit. The device is used for the coal mine explosion-proof diesel engine monorail hoist, the displayers can vividly display an operating mode and parameters of the monorail hoist through a colorful picture, and the display content is wide, distinct and visual, so that a driver can conveniently observe and control the operation state in time and can securely drive, and a blank of absence of the operating mode and the working parameters in a cab is filled up; the control of the intrinsic safety type operation boxes is flexible, convenient and safe and reliable, the maintenance is simple and convenient, the control of a proportional controller and a proportional electromagnet is convenient and smooth.

Description

The anti-explosion diesel engine for mine monorail hoist is controlled read out instrument

Technical field

The present invention relates to that development of auxiliary transport in coal mines equipment anti-explosion diesel engine monorail hoist, particularly a kind of monorail hoist driver's cab are used, control and convenient can show that the anti-explosion diesel engine for mine monorail hoist of monorail hoist running state and working parameter controls read out instrument.

Background technology

Mining monorail hoist has obtained promotion and application at large as auxiliary conveying equipments under a kind of coal mine.Yet, no matter be diesel engine monorail hoist or domestic Battery-driven Monorail Main Parameters car, all there is no can show at driver's indoor location the telltale of monorail hoist running state and system operational parameters, make the driver can not grasp in time the operation conditions of monorail hoist, this is unfavorable for driver's safe driving.Simultaneously, control the operator's station of monorail hoist, volume is large, and operation is fixing, and inconvenience is mobile.

Summary of the invention

In order to overcome existing mining monorail hoist driver's cab without the defect of the read out instrument of monorail hoist running state and working parameter and to control fixing inflexible deficiency, the invention provides a kind of anti-explosion diesel engine for mine monorail hoist and control read out instrument, running state and the various working parameter of can be clear, showing intuitively the anti-explosion diesel engine monorail hoist, control flexible, make the driver can grasp in time the monorail hoist operation conditions, driven to better and safer.

The present invention solves the problems of the technologies described above adopted technical scheme to be:

The anti-explosion diesel engine for mine monorail hoist is controlled read out instrument, by the PLC in two intrinsic safety type operating cases, two mine explosion-suppression escopes, electric cabinet and peripheral cell, several sensor, control performer and the anti-explosion diesel engine power supply box forms.Two intrinsic safety type operating cases are separately positioned in the forward and backward driver's cab of monorail hoist; Two mine explosion-suppression escopes also are separately positioned in forward and backward driver's cab; Intrinsic safety type operating case, mine explosion-suppression escope are connected with electric cabinet by cable; The master cock of intrinsic safety type operating case, PLC and peripheral cell, control performer, power circuit form controls partial circuit; Mine explosion-suppression escope, PLC and peripheral cell, several sensor, power circuit form the display part parallel circuit.The circuit that this monorail hoist is controlled read out instrument forms by controlling partial circuit, display part parallel circuit, power circuit; This three partial circuit is specifically composed as follows:

A. control partial circuit: control executive circuit by operating case ON-OFF control circuit, PLC, and power circuit forms.

A. operating case ON-OFF control circuit: the photoelectrical coupler connected by PLC and input end thereof, and the master cock of the operating case connected by photoelectrical coupler composition.Be located at two intrinsic safety type operating cases in former and later two driver's cabs: 1# operating case BACZH1,2# operating case BACZH2, each operating case has seven master cocies: electric lock switch, control switch, work lock switch, shut off cock, emergency stop switch, reset switch and electric whistle switch; Wherein: control switch is three hand push change-overs swith of hilted broadsword, and except forward, reverse two gears, centre is neutral position and is automatically reset gear.

The master cock of 1# operating case, 2# operating case directly is connected with electronic horn without PLC except two electric whistle switches, all the other two groups of 12 master cocies are respectively by two groups of 14 photoelectrical coupler OC1～OC7 and OC8～OC14, successively with two groups of 14 input ends of PLC: I3.0～I3.6 of I2.0～I2.6 of expansion module M2-1 and expansion module M2-2, the corresponding connection.Wherein the forward of control switch, be reversed two-way.Each master cock of two operating cases is as follows with the corresponding annexation of input end of PLC:

1# electric lock switch 1#DS-photoelectrical coupler OC1-PLC expansion module M2-1 input end I2.0;

The forward contact ZX of 1# control switch 1#ZL-photoelectrical coupler OC2-PLC expansion module M2-1 input end I2.1;

The reverse contact FX of 1# control switch 1#ZL-photoelectrical coupler OC3-PLC expansion module M2-1 input end I2.2;

1# work lock switch 1#GZZ-photoelectrical coupler OC4-PLC expansion module M2-1 input end I2.3;

1# shut off cock 1#TC-photoelectrical coupler OC5-PLC expansion module M2-1 input end I2.4;

1# emergency stop switch 1#JT-photoelectrical coupler OC6-PLC expansion module M2-1 input end I2.5;

1# reset switch 1#FW-photoelectrical coupler OC7-PLC expansion module M2-1 input end I2.6;

1# electric whistle switch 1#DD-1# electronic horn 1#SP;

2# electric lock switch 2#DS-photoelectrical coupler OC8-PLC expansion module M2-2 input end I3.0;

The forward contact ZX of 2# control switch 2#ZL-photoelectrical coupler OC9-PLC expansion module M2-2 input end I3.1;

The reverse contact FX of 2# control switch 2#ZL-photoelectrical coupler OC10-PLC expansion module M2-2 input end I3.2;

2# work lock switch 2#GZZ-photoelectrical coupler OC11-PLC expansion module M2-2 input end I3.3;

2# shut off cock 2#TC-photoelectrical coupler OC12-PLC expansion module M2-2 input end I3.4;

2# emergency stop switch 2#JT-photoelectrical coupler OC13-PLC expansion module M2-2 input end I3.5;

2# reset switch 2#FW-photoelectrical coupler OC14-PLC expansion module M2-2 input end I3.6;

2# electric whistle switch 2#DD-2# electronic horn 2#SP.

B.PLC controls executive circuit: the relay and the illuminating lamp be connected by relay, signal lamp, electromagnetic valve that by PLC and mouth thereof, are connected, and the proportion electro-magnet that the proportional regulator of PLC mouth connection is connected with the passing ratio controller forms.

Nine mouths of PLC: mouth O2.0～O2.7 of expansion module M2-1 and mouth O3.0, respectively with control performer relay J 1～J9 corresponding connection successively in electric cabinet; The contact of relay J 1～J9 is serially connected in respectively electric cabinet outer control performer 9:1# illuminating lamp 1ZM and 1# signal lamp 1XH, 2# illuminating lamp 2ZM and 2# signal lamp 2XH, and in the control loop of seven electromagnetic valves; Seven electromagnetic valves are: equalizing valve I, equalizing valve II, system valve, play hanging valve, brake activation valve, get rid of and two drive valve, get rid of one and drive valve, its control loop is the magnetic coil loop.

Mouth CH0 V0, the mouth M0 of PLC expansion module M5, be connected with the input end of proportional regulator BLKZQ; Two pairs of mouths of proportional regulator BLKZQ are connected with the forward and reverse magnetic coil of proportion electro-magnet BLDCT respectively; The forward of proportion electro-magnet, reverse electromagnet connect with the hydraulic valve of proportion electro-magnet, and hydraulic valve is connected in the hydraulic circuit of the throttle cylinder of controlling in proportion the diesel engine throttle size.The mouth of PLC is as follows with the corresponding annexation of control performer:

PLC expansion module M2-1 mouth O2.0-relay and normal opened contact J1 thereof-1# illuminating lamp 1ZM,

-relay and normally closed contact J1 thereof-1# signal lamp 1XH;

PLC expansion module M2-1 mouth O2.1-relay and normal opened contact J2 thereof-2# illuminating lamp 2ZM,

-relay and normally closed contact J2 thereof-2# signal lamp 2XH;

PLC expansion module M2-1 mouth O2.2-relay and normal opened contact J3 thereof-magnetic coil K1-equalizing valve I (YQF1);

PLC expansion module M2-1 mouth O2.3-relay and normal opened contact J4 thereof-magnetic coil K2-equalizing valve II (YQF2);

PLC expansion module M2-1 mouth O2.4-relay and normal opened contact J5 thereof-magnetic coil K3-system valve XTF;

PLC expansion module M2-1 mouth O2.5-relay and normal opened contact J6-magnetic coil K4 a thereof-hanging valve QDF;

PLC expansion module M2-1 mouth O2.6-relay and normal opened contact J7 thereof-magnetic coil K5-brake activation valve ZDF;

PLC expansion module M2-1 mouth O2.7-relay and normal opened contact J8-magnetic coil K6 thereof-get rid of two to drive valve S2QF;

PLC expansion module M2-2 mouth O3.0-relay and normal opened contact J9-magnetic coil K7 thereof-get rid of one to drive valve S1QF;

The forward and reverse hydraulic valve of PLC expansion module M5 mouth CH0 V0 and the M0-forward and reverse magnetic coil ZX of proportional regulator BLKZQ-proportion electro-magnet BLDCT, FX-forward and reverse electromagnet ZX, FX-proportion electro-magnet-throttle cylinder.

B. display part parallel circuit: several sensors that the mine explosion-suppression escope XSQ connected by PLC and mouth thereof, PLC input end connect, and power circuit forms.Sensor comprises: pressure sensor P/I, level sensor U/I, temperature sensor T/I, and rotary encoder, tachogen, gas concentration sensor.

A. each sensor is as follows with the corresponding annexation of PLC input end:

1) slippage pump pressure sensor BYBYL is connected with the input end CH2 V2 of PLC expansion module M3-1;

2) P3 system pressure sensor P3XTYL is connected with the input end CH3 V3 of PLC expansion module M3-1;

3) clamping pressure sensor JJYL is connected with the input end CH2 V2 of PLC expansion module M3-2;

4) brake-pressure sensor ZDYL is connected with the input end CH3 V3 of PLC expansion module M3-2;

5) swash plate A mouth pressure sensors X PAYL-Z is connected with PLC expansion module M3-3 input end CH2 V2;

6) swash plate B mouth pressure sensors X PBYL-F is connected with PLC expansion module M3-3 input end CH3 V3;

7) main pump mouth pressure sensor ZBAYL-Z is connected with PLC expansion module M3-3 input end CH1 V1;

8) main pump mouth pressure sensor ZBBYL-F is connected with PLC expansion module M3-3 input end CH0 V0;

9) Hydraulic Station fuel level sensor YYZYW is connected with the input end CH1 V1 of PLC expansion module M3-2;

10) water supply tank level sensor BSXYW is connected with the input end CH0 V0 of PLC expansion module M3-2;

11) fuel liquid level sensor RYYW is connected with the input end CH1 V1 of PLC expansion module M3-1;

12) oil pressure sensor JYYL is connected with the input end CH0 V0 of PLC expansion module M3-1;

13) chilling temperature sensor LQWD is connected with CH2 C2 with the two input end CH2 C1 of PLC expansion module M4;

14) body surface temperature sensor JTBWD is connected with CH3 D2 with PLC expansion module M4 two input end CH3 D1;

15) exhausting waste gas temperature sensor FQWD is connected with CH1 B2 with PLC expansion module M4 two input end CH1 B1;

16) hydraulic oil temperature sensor YYYWD is connected with CH0 A2 with the two input end CH0 A1 of PLC expansion module M4;

17) rotary encoder XZBMQ is connected with I0.1 with the two input end I0.0 of PLC primary module M1;

18) tachogen ZSCGQ is connected with the input end I0.3 of PLC primary module M1 by photoelectrical coupler OC15;

19) gas concentration sensor CH4 is connected with the input end I1.4 of PLC primary module M1 by photoelectrical coupler OC16.

B. being connected of mine explosion-suppression escope and PLC mouth:

The signal output part CPU of PLC primary module M1 end, be connected with the serial communication interface of man-machine interface in mine explosion-suppression escope XSQ; The read-out display frame of man-machine interface display unit, the content of display frame is that figure, word, the numerical value of monorail hoist running state and system operational parameters shows.

The flame-proof type telltale is by the observation window on protecgulum, back cover, protecgulum, the man-machine interface in shell, and the formation such as long cable section of ingoing line exit skirt.Protecgulum and back cover form flameproof enclosure.

C. power circuit: by anti-explosion diesel engine power supply box DYX, inverter NBDY, intrinsic safety electric source BADY, Switching Power Supply KGDY, power regulator DYTJQ, and mag-dynamo YCFDJ forms.The concrete connection of power circuit is as follows:

A. the both ends of power of power supply box DYX output dc voltage, be connected with inverter NBDY input end, the alternating-current voltage/AC voltage that inverter NBDY output is identical with PLC outgoing side power end, and the mouth of inverter NBDY is divided into three tunnels and connects:

1. a road is connected with power end N with the power end L of PLC primary module M1 outgoing side.

2. another road is connected with the input end of intrinsic safety electric source BADY; Intrinsic safety electric source BADY output intrinsic safety vdc, the mouth of intrinsic safety electric source BADY, with the power supply end of operating case ON-OFF control circuit, be connected, simultaneously also with tachogen ZSCGQ, gas concentration sensor CH4, and the power supply end of pressure, liquid level, temperature sensor connects.

3. Third Road is connected with the input end of Switching Power Supply KGDY; Switching Power Supply KGDY exports non-intrinsic safety vdc, and the mouth of Switching Power Supply KGDY is connected with the power supply end of 2#SP, rotating speed coder XZBMQ with flame-proof type telltale XSQ, two electronic horn 1#SP, and is connected with the low tension source of PLC input side.

B. the direct supply two ends of power supply box DYX, be connected with the DC voltage output end of the power regulator DYTJQ of battery charge for power supply box DYX; The input end of power regulator DYTJQ, be connected mag-dynamo CFDJ and diesel engine driving coupling with the constant magnetic generator of explosion-proof type CFDJ of output AC voltage.

The invention has the beneficial effects as follows:

1. this monorail hoist is controlled read out instrument and can be passed through the colour picture of mine explosion-suppression escope, shows the situations such as direction, speed, stroke of monorail hoist operation vividly, and the various parameters such as system pressure, part temperatures, oil level, gas density.Displaying contents is in extensive range, and clear display is directly perceived, makes the driver be convenient to observe, grasp the monorail hoist operation conditions in time, is driven to better and safer.Filled up the monorail hoist driver's cab without the blank that shows running state and working parameter read out instrument.

2. the intrinsic safety type operating case is controlled flexible, safe and reliable, easy to maintenance convenience.

3. adoption rate controller and proportion electro-magnet are controlled the monorail hoist operation, easy to operate, operate steadily.

The accompanying drawing explanation

Fig. 1 is the schematic diagram that anti-explosion diesel engine for mine monorail hoist of the present invention is controlled each component part of read out instrument.

Fig. 2～4th, the structural representation master of intrinsic safety type operating case looks, side-looking, birds-eye view.

Fig. 5, the 6th, the structural representation master of mine explosion-suppression escope looks, the A-A sectional view.

Fig. 7 is the electrical principle block scheme that anti-explosion diesel engine for mine monorail hoist of the present invention is controlled read out instrument.

Fig. 8 is the electrical schematic diagram of controlling partial circuit.

Fig. 9 is the electrical schematic diagram of display part parallel circuit.

Figure 10 is the schematic diagram of read-out display frame of the man-machine interface of mine explosion-suppression escope.

In figure: 1-intrinsic safety type operating case, 2-flame-proof type telltale, 3-electric cabinet, 4-chamber door, the non-intrinsic safety interstar connection room of 5-, 6-intrinsic safety interstar connection room, 7-sensor, 8-power supply box; 9-control performer, 10-box body, 11-electric lock switch, 12-master make master cock, 13-work lock master cock, 14-stop button switch, 15-emergency stop button switch, 16-reset button switch, 17-electric whistle button switch, 18-base plate, 19-mounting hole, 20-screw, 21-incoming line, 22-coal peace sign board, 23-essential safe type sign board; 24-protecgulum, 25-viewing glass, 26-long cable section of ingoing line exit skirt, 27-back cover, 28-screw, 29-rubber pad, 30-pressing plate, 31-telltale rubber cushion, 32-man-machine interface; 101～125-is referring to man-machine interface " image content of demonstration " part.Mine explosion-suppression escope abbreviation flame-proof type telltale or telltale, essential safe type operating case abbreviation intrinsic safety type operating case or operating case, mine explosion-suppression and intrinsic safety type electric cabinet are called for short electric cabinet, the anti-explosion diesel engine power supply box is called for short power supply box, photoelectrical coupler abbreviation optocoupler.

The specific embodiment

Below in conjunction with drawings and Examples, the invention will be further described.

Anti-explosion diesel engine for mine monorail hoist of the present invention shown in Figure 1 is controlled each chief component of read out instrument.This monorail hoist control read out instrument by PLC and peripheral cell, several sensor 7 in two intrinsic safety type operating cases 1, two mine explosion-suppression escopes 2, electric cabinet 3, control performer 9 and anti-explosion diesel engine power supply box 8 forms.Two intrinsic safety type operating cases 1 are separately positioned in former and later two driver's cabs of monorail hoist 1#SJS, 2#SJS; Two mine explosion-suppression escopes 2 also are separately positioned in forward and backward driver's cab.Intrinsic safety type operating case 1, mine explosion-suppression escope 2 are connected with electric cabinet 3 by cable.

The master cock of intrinsic safety type operating case 1, PLC and peripheral cell, control performer 9 and electric power generating composition are controlled partial circuit.Mine explosion-suppression escope 2, PLC and peripheral cell, several sensor 7 and electric power generating composition display part parallel circuit.Control partial circuit, display part parallel circuit, power circuit and form the whole circuit that this monorail hoist is controlled read out instrument.

Intrinsic safety type operating case 1 is the handling device of diesel engine monorail hoist.Each master cock of intrinsic safety type operating case 1 is passed through cable, the connection terminal corresponding connection interior with the intrinsic safety interstar connection room 6 of electric cabinet, and the corresponding connection of input end with PLC by the photoelectrical coupler in electric cabinet; The operation signal of master cock is delivered to the PLC in electric cabinet 3, is controlled the operation of monorail hoist by the PLC output signal.The intrinsic safety type operating case is by the power supply of the intrinsic safety electric source in electric cabinet 3.

The mouth of PLC in electric cabinet 3 is connected with relay, and by relay the connection terminal in non-intrinsic safety interstar connection room 5, with the electric cabinet 3 control performers 9 such as electromagnetic valve outward, be connected, form the control circuit part of this device.

Control performer 9 for being positioned at the control performer outside electric cabinet; Comprise seven electromagnetic valves, proportion electro-magnet, two illuminating lamps and two signal lamps.In electric cabinet 3, the peripheral cell of PLC is except photoelectrical coupler, also comprises the control performer in case: nine relays, proportional regulator.Control nine relays of electromagnetic valve, illuminating lamp and signal lamp, and the proportional regulator of control ratio electromagnet, connection corresponding to the PLC corresponding output end, form PLC and control executive circuit.

Several sensors 7 of installing in the anti-explosion diesel engine monorail hoist, comprise pressure, liquid level, temperature, rotating speed, turn to, the multiple sensors such as gas, by cable, the connection terminal interior with the intrinsic safety interstar connection room 6 of electric cabinet is connected for they, then the corresponding connection of input end with PLC in electric cabinet by connection terminal, perhaps by photoelectrical coupler, with the input end of PLC, be connected, and by the power supply of the intrinsic safety electric source in electric cabinet 3.

Mine explosion-suppression escope 2 is read out instruments of diesel engine monorail hoist operation conditions.The signal obtained by the several multiple types sensors that are arranged in monorail hoist, be sent to the PLC in electric cabinet 3, through PLC, transducing signal is processed, to export data by PLC display mouth and be sent to flame-proof type telltale 2, then shown the colour picture of monorail hoist running state and system operational parameters by the read-out of telltale 2 interior man-machine interfaces, comprise that figure, word, numerical value show.

The display mouth of PLC is connected with the man-machine interface of flame-proof type telltale 2, need by the exit skirt outgoing cable of the non-intrinsic safety interstar connection room 5 of electric cabinet, the flame-proof type telltale 2 outer with electric cabinet 3 is connected, and then is connected with the man-machine interface in it by the exit skirt of flame-proof type telltale 2.

Power supply box 8 for PLC and peripheral circuit thereof in electric cabinet 3, operating voltage is provided, and the inverter in electric cabinet 3, intrinsic safety electric source conversion output DC 18.5V, each control button switch and each sensor 7 of aiming at intrinsic safety type operating case 1 provide the intrinsic safety type operating voltage.Power supply box 8 is also 9 power supplies of the outer control performer of electric cabinet 3.

Electric cabinet 3 is major equipments of monorail hoist electric control system, and the control circuit centered by PLC is housed in it.The flameproof enclosure of electric cabinet 3 is square box shape; By chamber door 4, housing, interstar connection room, fixed mount etc., formed.Observation window, button, rotating shaft, latch plate etc. are arranged on chamber door 4; LCD display is arranged in observation window.Interstar connection room is two: non-intrinsic safety interstar connection room 5 and intrinsic safety interstar connection room 6.

Structure at intrinsic safety type operating case shown in Fig. 2～4.The structure of the intrinsic safety type operating case 1 of former and later two driver's cabs is identical.Each intrinsic safety type operating case 1 is comprised of box body 10, base plate 18, master cock 11～17, screw 20 etc.On box body one end end face, incoming line 21 is arranged, coal peace sign board " MA " 22, essential safe type sign board " EXibI " 23 are arranged on box body one side side.Four mounting holes 19 are arranged on base plate 18.

Seven master cocies 11～17 are arranged on each operating case.Seven master cocies are respectively: an electric lock switch 11; Two hands are pulled master cock---control switch 12, work lock switch 13; Four button switchs---shut off cock 14, emergency stop switch 15, reset switch 16, electric whistle switch 17.Wherein, control switch 12 is three hand pushing switch of hilted broadsword, and forward, reverse, three gears of neutral are arranged, and centre is the neutral position and is automatically reset gear after hand push; Work lock switch 13 is single-pole double throw (SPDT) hand toggle switch.

Structure at mine explosion-suppression escope shown in Fig. 5,6.The flameproof enclosure of mine explosion-suppression escope 2 is square box shape; By protecgulum 24, back cover 27, entrance bell 26, man-machine interface 32 and observation window etc., formed.Protecgulum 24, back cover 27 form the square box shape housing by bolted.The housing upside has handle, and the housing downside has long cable section of ingoing line exit skirt 26.On protecgulum 24, observation window is arranged, observation window consists of viewing glass 25, rubber pad 29, pressing plate 30, screw 28 and spring washer.Rubber pad 29 linings are at forward and backward of viewing glass 25 peripheries, and pressing plate 30 is fastened on viewing glass 25 on protecgulum 24 by screw 28.The inner face of viewing glass 25 is man-machine interfaces 32, is lined with telltale rubber cushion 31 between the two.

Anti-explosion diesel engine for mine monorail hoist of the present invention shown in Figure 7 is controlled the electric circuit constitute of read out instrument.Originally the circuit of controlling read out instrument forms by controlling partial circuit, display part parallel circuit and power circuit.

Control partial circuit: control executive circuit by operating case ON-OFF control circuit, PLC, and power circuit forms.

The display part parallel circuit: by mine explosion-suppression escope, nineteen sensor, PLC, and power circuit forms.

Programmable Logic Controller PLC: formed by two module M2 of primary module M1 and expansion, three module M3, module M4, module M5.Adopt Shenzhen stepping Science and Technology Ltd. product, model is: the CPU306EX type.Primary module M1:CPU, model K306EX-24AR; Two of expansion module M2:M2-1, M2-2, model PM323-16DR; Tri-of expansion module M3:M3-1, M3-2, M3-3, model PM331-041V; Expansion module M4: model PM311-041V; Expansion module M5: model PM332-021V.

Power circuit: formed by power supply box DYX, inverter NBDY, intrinsic safety electric source BADY, Switching Power Supply KGDY, power regulator DYTJQ, mag-dynamo YCFDJ etc.Power circuit for controlling partial circuit, the display part parallel circuit provides multiple power sources voltage, is this two parts network component, and is total part.

Below in conjunction with Fig. 8, Fig. 9, to controlling partial circuit, display part parallel circuit, power circuit, elaborate respectively.

One. control partial circuit:

Control principle and the composition of partial circuit in the present invention shown in Fig. 7,8.Controlling partial circuit is comprised of operating case ON-OFF control circuit, PLC control executive circuit, power circuit.

1) operating case ON-OFF control circuit: the photoelectrical coupler connected by PLC and input end thereof, and the master cock of the operating case connected by photoelectrical coupler forms.

Be located at two intrinsic safety type operating cases in former and later two driver's cabs: 1# operating case BACZH1,2# operating case BACZH2, each operating case has seven master cocies: electric lock switch, control switch, work lock switch, shut off cock, emergency stop switch, reset switch and electric whistle switch.Wherein: control switch is three hand push change-overs swith of hilted broadsword, and except forward, reverse two gears, centre is neutral position and is automatically reset gear.

The master cock of 1# operating case, 2# operating case directly is connected with electronic horn without PLC except two electric whistle switches, all the other two groups of 12 master cocies are respectively by two groups of 14 photoelectrical coupler OC1～OC7 and OC8～OC14, successively with two groups of 14 input ends of PLC: I3.0～I3.6 of I2.0～I2.6 of expansion module M2-1 and expansion module M2-2, the corresponding connection; Wherein the forward of control switch, be reversed two-way; Each master cock of two operating cases is as follows with the corresponding annexation of input end of PLC:

The input end I2.0 of 1# electric lock switch 1#DS-photoelectrical coupler OC1-PLC expansion module M2-1;

1# control switch 1#ZL forward contact ZX-photoelectrical coupler OC2-PLC expansion module M2-1 input end I2.1;

1# control switch 1#ZL reverse contact FX-photoelectrical coupler OC3-PLC expansion module M2-1 input end I2.2;

1# electric whistle switch 1#DD-1# electronic horn 1#SP;

2# work lock switch 2#GZZ-photoelectrical coupler OC12-PLC expansion module M2-2 input end I3.3;

2# electric whistle switch 2#DD-2# electronic horn 2#SP.

2) PLC controls executive circuit: the relay connected by PLC and mouth thereof, and with the illuminating lamp is connected by relay, signal lamp, electromagnetic valve, and the proportional regulator that connects of PLC mouth, the proportion electro-magnet composition be connected with proportional regulator.

Nine mouths of PLC: mouth O2.0～O2.7 of expansion module M2-1 and mouth O3.0, respectively with control performer in electric cabinet: nine relay J 1～J9 corresponding connections successively; The contact of nine relay J 1～J9 is serially connected in respectively electric cabinet outer control performer 9:1# illuminating lamp 1ZM and 1# signal lamp 1XH, 2# illuminating lamp 2ZM and 2# signal lamp 2XH, and in the control loop of seven electromagnetic valves; Seven electromagnetic valves are: equalizing valve I, equalizing valve II, system valve, play hanging valve, brake activation valve, get rid of and two drive valve, get rid of one and drive valve; The control loop of seven electromagnetic valves i.e. the control loop of seven electromagnetic valve magnetic coil K1～K7.

Mouth CH0 V0, the mouth M0 of PLC expansion module M5, be connected with the input end of proportional regulator BLKZQ; Two pairs of mouths of proportional regulator BLKZQ are connected with the forward and reverse magnetic coil of proportion electro-magnet BLDCT respectively; The forward of proportion electro-magnet, reverse electromagnet connect with the hydraulic valve core of proportion electro-magnet, and hydraulic valve is connected in the hydraulic circuit of the throttle cylinder of controlling in proportion the diesel engine throttle size; The PLC mouth is as follows with the corresponding annexation of control performer:

-relay and normally closed contact J1 thereof-1# signal lamp 1XH.

-relay and normally closed contact J2 thereof-2# signal lamp 2XH.

PLC expansion module M2-1 mouth O2.2-relay and normal opened contact J3 thereof-magnetic coil K1-equalizing valve I (YQF1).

PLC expansion module M2-1 mouth O2.3-relay and normal opened contact J4 thereof-magnetic coil K2-equalizing valve II (YQF2).

PLC expansion module M2-1 mouth O2.4-relay and normal opened contact J5 thereof-magnetic coil K3-system valve XTF.

PLC expansion module M2-1 mouth O2.5-relay and normal opened contact J6-magnetic coil K4 a thereof-hanging valve QDF.

PLC expansion module M2-1 mouth O2.6-relay and normal opened contact J7 thereof-magnetic coil K5-brake activation valve ZDF.

PLC expansion module M2-1 mouth O2.7-relay and normal opened contact J8-magnetic coil K6 thereof-get rid of two to drive valve S2QF.

PLC expansion module M2-2 mouth O3.0-relay and normal opened contact J9-magnetic coil K7 thereof-get rid of one to drive valve S1QF.

The forward and reverse hydraulic valve of the forward ZX magnetic coil of PLC expansion module M5 mouth CH0 V0 and M0-proportional regulator BLKZQ-proportion electro-magnet BLDCT, inverted-F X magnetic coil-forward, reverse electromagnet-proportion electro-magnet-throttle cylinder.

Method of operation and the principle of work of control circuit part: the control of 1# operating case of take is example.

When monorail hoist stops, the operation of two intrinsic safety type operating cases power is impartial, and at first which operating case operates, and which obtains operation power, and another operating case loses operation power.After EO stops, two operating cases regain the same operation chance.But anxious stop, reset, electric whistle button switch exception, without the operating case of operation power, still can operate.Lighting of monorail hoist illuminating lamp operates in operating case one side that operation is weighed, and the driver's cab at another operating case place is the shiny red signal lamp.

1. pre-starting: at pre-start-up period, i.e. electric cabinet just power transmission, diesel engine starting, hydraulic efficiency pressure system build-up pressure stage, with seven master cocies of operating case, it doesn't matter.The pre-valve I that rises is to detect machine system pressure, temperature etc. at electric-control system not have under any failure condition with the pre-valve II that rises, by PLC module M2-1 control relay J3, J4 simultaneously electric, the magnetic coil K1, the K2 that control and play in advance the valve I, rise in advance the valve II obtain electric, then play in advance the valve I, play the valve II in advance and open, controlling diesel engine by hydraulic circuit can oil-break, die.Equalizing valve I control air cylinder, the reservoir when equalizing valve I is closed in diesel engine stops air feed.The equalizing valve II is controlled throttle cylinder, the throttle cylinder stop control lever when equalizing valve II is closed in diesel engine.

2. starting operation:

1) starting is prepared: the electric lock switch inserts key, the operation element lock is connected.

1. the electric lock switch inserts key, enters operational mode: diesel engine started and monorail hoist when stopping, the electric lock switch inserts the electric lock key, " electric lock " signal imports PLC into through optocoupler OC1, module M2-1 input end I2.0, enters operational mode; P3 system pressure sensor imports pressure signal into PLC, carries out pressure ratio through PLC, while being less than 10MPa, PLC module M2-1 mouth O2.0 output signal control relay J5 adhesive, contact J5 control system valve magnetic coil K3 obtains electric, and system valve is opened, and gives the system ftercompction.

2. connect work lock switch, open brake cylinder: diesel engine started and monorail hoist when stopping, the operating handle that hand is pulled work lock switch makes it to connect, work lock actuating signal is imported PLC into through optocoupler OC4, module M2-1 input end I2.3, module M2-1 mouth O2.3 output signal, control relay J7 adhesive, normal opened contact J7 controls brake activation valve magnetic coil K5 and obtains electric, brake activation valve is opened, and controls hydraulic braking cylinder and opens.

2) starting operation forward or backwards: after starting dead work completes, the operating handle of hand push control switch makes it to connect: push operation handle forward, connect the forward contact, and monorail hoist just marches forward; Push operation handle backward, the turn-on reversal contact, monorail hoist oppositely advances.The time length that pushes away the control switch operating handle is longer, and the running velocity of monorail hoist is larger; Unclamp the control switch bar handle, room in the middle of control switch automatically resets, gets back to, the operation of monorail hoist maintenance speed.Control switch forward connection signal, through optocoupler OC2, module M2-1 input end I2.1, is imported PLC into; Two mouth CH0 V0 and the M0 of PLC module M5, export the voltage signal of one group of 0～10V to proportional regulator, and proportional regulator can be given the electric current of forward electromagnet 0～800mA, the size of proportionally opening diesel engine throttle.The reverse connection signal of control switch, through optocoupler OC3, module M2-1 input end I2.2, is imported PLC into; PLC module M5 two mouth CH0 V0 and M0 export one group 0～-voltage signal of 10V is to proportional regulator, the electric current that proportional regulator can supply with 0～800mA to reverse electromagnet, the size of proportionally opening diesel engine throttle.Module M5 output 0～10V, 0～-the corresponding proportional regulator of 10V supplies with the electric current of forward and reverse electromagnet 0～800mA.Proportion electro-magnet in proportion electric after, supply in proportion hydraulic oil, open the throttle cylinder.Proportion electro-magnet BLDCT, or claim proportion magnetic valve, the forward and reverse proportion electro-magnet of its product connects with the hydraulic valve spool, with hydraulic valve, is combined as a whole.

4. stop: in service at monorail hoist, press " Stop " button, the " STOP " instruction is imported PLC into through optocoupler OC4, module M2-1 input end I2.3, by module M2-1 mouth O2.3, control relay J7 discharges, normal opened contact J7 controls brake activation valve magnetic coil K5 outage, controls hydraulic braking cylinder after the brake activation valve dead electricity and closes, and damper brake is clamped; Simultaneously, controlled the hydraulic clamping cylinder of the P3 pump oil circuit of hydraulic efficiency pressure system by PLC and open, drive wheel is opened wide, monorail hoist is realized braking.

5. suddenly stop: in service at monorail hoist, by " suddenly stopping " button, " suddenly stop " instruction and import PLC into through optocoupler OC6, module M2-1 input end I2.5, by module M2-1 mouth O2.2, O2.3 control relay J3, J4 adhesive, the contact of relay J 3, J4 is controlled respectively magnetic coil K1, magnetic coil K2 outage, and equalizing valve I, equalizing valve II are closed.The reservoir of diesel engine stops air feed, the throttle cylinder stop control lever of diesel engine, and monorail hoist is in halted state.

6. reset: press the Reset button, the instruction that " resets " is imported PLC into through optocoupler OC7, module M2-1 input end I2.6, by module M2-1 mouth O2.4 output signal, control relay J5 adhesive, normal opened contact J5 control system valve magnetic coil K3 obtains electric, and system valve is opened.Now, system valve starts action and re-establishes system pressure.

7. blow a whistle: in the time of need to blowing a whistle, press the electric whistle button, electronic horn can send chimes of doom.

8. lifting: the electric lock switch is pulled up the electric lock key, enters the lifting pattern; The electric lock switch is failure to actuate, electric lock on-off signal now imports PLC into through optocoupler OC1, module M2-1 input end I2.0, by module M2-1 mouth O2.0, control relay J6 adhesive, normal opened contact J6 has controlled hanging valve magnetic coil K4 and has obtained electric, hanging valve is opened, controlled the hydraulic hoisting system and enter mode of operation.Enter the lifting pattern, need be in diesel engine running and monorail hoist carries out when stopping.Insert the electric lock key, and click reset button, exit the lifting state, enter driving states.

9. get rid of drive division: start and to get rid of one and drive valve and can get rid of a drive division, stop a drive division job.The DC160Y monorail hoist with eight drive divisions of take is example, gets rid of a drive division, i.e. surplus seven drive division work.Get rid of two and drive valve for stopping two drive division work.Get rid of a control method of driving valve: in diesel engine running and monorail hoist when stopping, pull up the key of electric lock switch, hand is pulled the work lock and is connected, crawl " Stop " button switch, the signal of " STOP " switch imports PLC into through optocoupler OC5, module M2-1 input end I2.4, by module M2-2 mouth O3.0 output signal control relay J9, then control and get rid of one and drive valve magnetic coil K7 and obtain electric, get rid of one and drive the valve unlatching, the control hydraulic clamping cylinder is opened, CD-ROM drive motor stops driving, and realizes stopping the result of a drive division job.In like manner, can pass through shut off cock, control relay J8, get rid of two and drive valve, two drive divisions are quit work.

Two. the display part parallel circuit:

Composition and circuit theory at display part parallel circuit of the present invention shown in Fig. 7,9.

One) composition of display part parallel circuit: several sensors, power circuit that the flame-proof type telltale XSQ connected by PLC and mouth thereof, PLC input end connect form.Sensor comprises: pressure sensor P/I, level sensor U/I, temperature sensor T/I, and rotary encoder, tachogen, gas concentration sensor.This example adopts 19 of various kinds of sensors.

Pressure, liquid level, temperature sensor are mainly for detection of the hydraulic efficiency pressure system of monorail hoist.Whole hydraulic efficiency pressure system has P1 pump, P2 pump, P3 pump three parts formations; Adopt closed system.Wherein, the P1 pump is main pump, adopts the sloping tray axial plunger piston pump, and its effect is that the HM Hydraulic Motor to monorail hoist provides power, regulates the flow of pump by swash plate.The P2 pump is slippage pump, adopts axial plunger pump, and Main Function is to provide supply to the P1 pump.The P3 pump adopts axial plunger pump, and Main Function is that tackling system, brake system, the clamping system to monorail hoist provides power.The clamping pressure installation of sensors is the main clamping pressure of measuring monorail hoist in P3 pump oil circuit.Brake-pressure sensor is arranged on the main brake-pressure of measuring monorail hoist in P3 pump oil circuit.

Two) each sensor and test item thereof are as follows:

1. pressure sensor P/I:

1) slippage pump pressure sensor BYBYL: be arranged in the oil circuit of P2 pump, detect the pressure of slippage pump.

2) P3 system pressure sensor P3XTYL: be arranged in total oil circuit of P3 pump, measure the system pressure of P3 pump.

3) clamping pressure sensor JJYL: be arranged in the clamping system of P3 pump oil circuit, measure the clamping pressure of monorail hoist.

4) brake-pressure sensor ZDYL: be arranged in the brake system of P3 pump oil circuit, measure the brake-pressure of monorail hoist.

5) swash plate A mouth positive pressure sensors X PAYL-Z: be mainly the positive pressure of measuring swash plate in the P1 pump.

6) swash plate B mouth cut-back pressure sensors X PBYL-F: be mainly the cut-back pressure of measuring swash plate in the P1 pump.

7) main pump A mouth positive pressure sensor ZBAYL-Z: the positive pressure of mainly measuring main pump A mouth.

8) main pump B mouth cut-back pressure sensor ZBBYL-F: the cut-back pressure of mainly measuring main pump B mouth.

2. level sensor U/I:

1) Hydraulic Station fuel level sensor YYZYW: the oil level of measuring hydraulic oil in Hydraulic Station.

2) water supply tank level sensor BSXYW: measure the water level in water supply tank.

3) fuel liquid level sensor RYYW: the oil level of measuring diesel oil in fuel tank.

4) oil pressure sensor JYYL: the pressure of measuring machine oil in diesel engine.

3. temperature sensor T/I:

1) chilling temperature sensor LQWD: measure the temperature in circulating water.

2) body surface temperature sensor JTBMWD: the temperature of measuring the diesel engine surface.

3) exhausting waste gas temperature sensor FQPQWD: measure the exhaust emissions of diesel engine temperature.

4) hydraulic oil temperature sensor YYYWD: the temperature of measuring hydraulic oil in Hydraulic Station.

4. other sensor:

1) flame-proof mine rotary encoder XZBMQ: the service direction and the speed that detect monorail hoist.

2) tachogen ZSCGQ: the rotating speed of measuring diesel engine.

3) gas concentration sensor CH4: the gas density of measuring monorail hoist operation tunnel Air.

Three) each sensor is as follows with the corresponding annexation of input end of PLC:

1. slippage pump pressure sensor BYBYL is connected with the input end CH2 V2 of PLC expansion module M3-1.

2.P3 system pressure sensor P3XTYL is connected with the input end CH3 V3 of PLC expansion module M3-1.

3. clamping pressure sensor JJYL is connected with the input end CH2 V2 of PLC expansion module M3-2.

4. brake-pressure sensor ZDYL is connected with the input end CH3 V3 of PLC expansion module M3-2.

5. swash plate A mouth pressure sensors X PAYL-Z is connected with PLC expansion module M3-3 input end CH2 V2.

6. swash plate B mouth pressure sensors X PBYL-F is connected with PLC expansion module M3-3 input end CH3 V3.

7. main pump mouth pressure sensor ZBAYL-Z is connected with PLC expansion module M3-3 input end CH1 V1.

8. main pump mouth pressure sensor ZBBYL-F is connected with PLC expansion module M3-3 input end CH0 V0.

9. Hydraulic Station fuel level sensor YYZYW is connected with the input end CH1 V1 of PLC expansion module M3-2.

10. water supply tank level sensor BSXYW is connected with the input end CH0 V0 of PLC expansion module M3-2.

11. fuel liquid level sensor RYYW is connected with PLC expansion module M3-1 input end CH1 V1.

12. oil pressure sensor JYYL is connected with PLC expansion module M3-1 input end CH0 V0.

13. chilling temperature sensor LQWD is connected with PLC expansion module M4 two input end CH2 C1, CH2 C2.

14. body surface temperature sensor JTBWD is connected with PLC expansion module M4 two input end CH3 D1, CH3 D2.

15. exhausting waste gas temperature sensor FQWD is connected with PLC expansion module M4 two input end CH1 B1, CH1 B2.

16. hydraulic oil temperature sensor YYYWD is connected with PLC expansion module M4 two input end CH0 A1, CH0 A2.

17. rotary encoder XZBMQ is connected with two input end I0.0, the I0.1 of PLC primary module M1.

18. tachogen ZSCGQ is connected with PLC primary module M1 input end I0.3 by photoelectrical coupler OC15.

19. gas concentration sensor CH4 is connected with PLC primary module M1 input end I1.4 by photoelectrical coupler OC16.

The input end V OUT0 of tri-expansion module M3-1～M3-3 of PLC～V OUT3 connects the Switching Power Supply negative pole.Resistance R 15 is photoelectrical coupler OC15 input side resistance, and resistance R 16, diode D1 are photoelectrical coupler OC16 input side resistance, diode.

Four) being connected of flame-proof type telltale and PLC mouth:

The signal output part CPU of PLC primary module M1 end, be connected with the serial communication interface of man-machine interface in mine explosion-suppression escope XSQ.The display unit display frame of man-machine interface, image content is that figure, word, the numerical value of monorail hoist running state and system operational parameters shows.The flame-proof type telltale adopts eView man-machine interface, model: MT4300C, Shanghai Kinco Electric Co., Ltd.'s product.The hardware of eView man-machine interface is comprised of communication interface, processor unit, input block, memory cell and display unit.The programming software of eView man-machine interface is EV5000.

Principle of work: after being arranged on the transducing signal of each sensor on the anti-explosion diesel engine monorail hoist and part master cock command signal and passing to PLC, by PLC is unified, processed, then the mouth CPU by PLC primary module M1 holds, by serial communication, transmit, will be after PLC processes the data message of exporting, be sent to the serial communication interface of the man-machine interface of telltale, then be sent to 32 bit processor unit in man-machine interface; Memory cell in man-machine interface and input block are sent to processor unit in the lump by the data of display interface in man-machine interface, output signal after unified the processing, read-out by the man-machine interface display unit is shown, the figure that the image content shown is monorail hoist running state and system operational parameters, word, numerical value show, that is the data message of transducing signal and master cock instruction output after PLC processes.

Five) image content that the flame-proof type telltale shows:

The image content of the read-out demonstration of flame-proof type telltale XSQ man-machine interface is shown at Figure 10.The content of display frame is that figure, word, the numerical value of monorail hoist running state and system operational parameters shows.The image content shown specifically comprises:

1. the diesel engine swinging pattern 101: show that whether diesel engine rotates; Before diesel engine does not start, the diesel engine figure is quiescence; After startup, the rotation of diesel engine figure is flashed.

2. the control switch bar handle is pushed ahead figure 102: the control switch bar handle of display operation box is pushed ahead; Now, figure 102 is green by red stain; Simultaneously, forward control presssure numerical value shows that 103 will show monorail hoist forward control presssure value, forward master driving pressure numerical value shows that 104 will show forward master driving pressure value, forward service direction figure 106 flashes green, forward drive pressure indicating graphic 109 up to standard will be green by red stain, mean that locomotive just marches forward.

3. forward control presssure numerical value shows 103: show monorail hoist forward control presssure.

4. forward master driving pressure numerical value shows 104: show forward master driving pressure.

5. inverted running direction figure 105: show monorail hoist inverted running direction; While oppositely advancing, green is flashed.

6. forward service direction figure 106: show monorail hoist forward service direction; While just marching forward, green is flashed.

7. electric lock switch and key figure 107: show the figure of " lock ", expression electric lock switch does not insert car key; If the electric lock switch inserts the electric lock key, figure 107 becomes " key " by " lock ".

8. the trouble lamp figure 108: during the monorail hoist trouble free, it is green that figure 108 is, and " fault alarm " word under figure 108 shows that 124 do not manifest; If monorail hoist has fault, figure 108 is aobvious red, and word shows that 124 manifest.

9. forward drive pressure indicating graphic 109 up to standard: when forward drive pressure reaches normal operating pressure, show green; When forward drive pressure out of reach normal operating pressure, show red.

10. reverse drive pressure indicating graphic 110 up to standard: when reverse drive pressure reaches normal operating pressure, show green; When reverse drive pressure out of reach normal operating pressure, show red.

11. the control switch bar handle advances figure 111 backward: the control switch bar handle of display operation box advances backward.Now, figure 111 is green by red stain; Simultaneously, inverted running numerical value shows that 112 will show the reverse control presssure value of monorail hoist, reverse main driving pressure numerical value shows that 113 will show reverse main driving pressure value, inverted running direction figure 105 flashes green, reverse drive pressure indicating graphic 110 up to standard will be green by red stain, mean that monorail hoist oppositely advances.

12. oppositely control presssure numerical value shows 112: show the reverse control presssure of monorail hoist.

13. reverse main driving pressure numerical value shows 113: show reverse main driving pressure.

14. moving velocity numerical value shows 114: the moving velocity that shows monorail hoist.

15. last one-way traffic distance values shows 115: the distance that shows the last one-way traffic of monorail hoist.

16. travel, total distance numerical value shows 116: show total distance that monorail hoist travels.

17. diesel engine speed numerical value shows 117: the instant rotating speed that shows diesel engine.

18. the numerical value of the drive division number of work shows 118: the number that shows the monorail hoist drive division that is in mode of operation.

19. each check point liquid level indication Figure 119: show the hydraulic oil oil level, water supply tank water level and the diesel oil oil level situation that detect.

20. the numerical value of each check point temperature shows 120: the temperature that shows each temperature detecting point: the number of degrees of exhaust temperature, coolant water temperature, diesel engine surface temperature and hydraulic oil temperature.

21. each important system check point pressure value shows 121: the pressure that shows monorail hoist important system checkpoint: brake-pressure, clamping pressure.

22. gas density numerical value shows 122: show the gas density in the monorail hoist working environment.

23. the fault type word shows 123: the fault type that shows monorail hoist.Fault type is divided into three kinds: fuel tank liquid level warning, water supply tank liquid level warning and hydraulic oil liquid level are reported to the police.When if fault shows yellow, mean that the operator should note the maintenance of monorail hoist, but now, monorail hoist can also move; When if fault shows redness, the monorail hoist auto-stop.

24. " fault alarm " word shows 124: during the monorail hoist trouble free, " fault alarm " word shows that 124 do not show; If monorail hoist has fault, " fault alarm " word shows that 124 manifest, and trouble lamp figure 108 is reddened by green.

25. time on date word shows 125: show date and the time.

Three. power circuit:

Power circuit is comprised of anti-explosion diesel engine power supply box DYX, inverter NBDY, intrinsic safety electric source BADY, Switching Power Supply KGDY, power regulator DYTJQ and mag-dynamo YCFDJ etc.For controlling partial circuit, the display part parallel circuit provides operating voltage, and is that two parts circuit is common.The radical function of anti-explosion diesel engine power supply box DYX is to be powered to whole diesel engine monorail hoist by the storage battery in case.Inverter NBDY power supply claims again inverter.The concrete connection of power circuit is as follows:

1. anti-explosion diesel engine power supply box DYX exports the both ends of power of DC 24V vdc, with the input end of inverter NBDY, be connected, the alternating-current voltage/AC voltage AC220V that inverter NBDY output is identical with PLC outgoing side power end, the mouth of inverter NBDY is divided into three tunnels and connects:

1. a road is connected with power end N with the outgoing side AC220V power end L of PLC primary module M1;

2. another road is connected with the input end of intrinsic safety electric source BADY; Intrinsic safety electric source BADY output DC18.5V intrinsic safety vdc, the mouth of intrinsic safety electric source BADY, with the power supply end of operating case master cock circuit, be connected, simultaneously also with tachogen ZSCGQ, gas concentration sensor CH4, and the power supply end of pressure, liquid level, temperature sensor connects;

3. Third Road is connected with the input end of Switching Power Supply KGDY, the non-intrinsic safety vdc of Switching Power Supply KGDY output DC24V, its mouth is connected with the power supply end of 2#SP, rotating speed coder XZBMQ with flame-proof type telltale XSQ, two electronic horn 1#SP, and is connected with the DC24V low tension source of PLC input side.

2. the DC 24V direct supply two ends of anti-explosion diesel engine power supply box DYX, be connected with the DC 24V DC voltage output end of the power regulator DYTJQ of battery charge for power supply box DYX; The input end of power regulator DYTJQ, be connected mag-dynamo CFDJ and diesel engine driving coupling with the constant magnetic generator of explosion-proof type CFDJ of output 220V alternating-current voltage/AC voltage.Three-phase alternating current constant magnetic generator of explosion-proof type YCFDJ is generated electricity by diesel-engined drive, and output 220V alternating-current voltage/AC voltage, be converted to DC 24V voltage through power regulator DYTJQ, is battery charge, the electric energy supplement of power supply box DYX.

Control partial circuit, display part parallel circuit and be divided into two parts narration, the two can not absolutely separate in fact, and the two interrelates by PLC, and the common source circuit.For example, the figure that the telltale of display part parallel circuit shows: the control switch bar handle is pushed ahead figure 102, the control switch bar handle advances figure 111, electric lock switch and key to insert figure 107 backward, is all the instruction of operating case control switch, electric lock switching manipulation transmission.

This diesel engine monorail hoist adopts components and parts:

Eight pressure sensors: GYD60-Y2 type, Mine-used I. S, Vista, Beijing mechanical & electrical corporation of Air China product;

Four level sensors: GYD60Y3-type, Mine-used I. S, Vista, Beijing mechanical & electrical corporation of Air China product;

Four temperature sensors: GWP200-C type, Mine-used I. S plug-in type, Shanghai Mei Ke industrial corporation product.

Rotary encoder: the BQB-24 type, flame-proof mine, Shandong century mine mechanical & electrical corporation product.

Tachogen: GSC5000(B) type tachogen, Shanghai Mei Ke industrial corporation product.

Proportional regulator: dBED-GO45 type, the high-new mechanical electronic hydraulic company that pulls together in Ningbo.

Proportion electro-magnet: DTBZ-37FYZ type, Ningbo China liquid manufacture company.

Power supply box: DXB-24 type, anti-explosion diesel engine flame-proof type, Wuxi Long Jun Harmann Berstorff, Maschinenbau GmbH product.

Intrinsic safety electric source: CSTI-I type, Shanghai Meike Industrial Co., Ltd.'s product.

Switching Power Supply: SP-100-24 type, Taiwan bright latitude Switching Power Supply company product.

Inverter: S-350-127/0.35KVA type, Newfurbes Opto-Electrical Science company product.

Mag-dynamo: FB-500/24Y type, three-phase flame-proof type, Hengyang rhythm Xiang motor company product.

In an embodiment, the multinomial image content that several sensors of installing on the several master cocies that arrange on the intrinsic safety type operating case of enumerating, monorail hoist, the man-machine interface of flame-proof type telltale show, all can adjust to some extent and increase and decrease; PLC and expansion module thereof be available other model like product replacement all; Power circuit voltage is not subject to above-mentioned the limit yet.

Claims

1. an anti-explosion diesel engine for mine monorail hoist is controlled read out instrument, comprises PLC and peripheral cell, several sensor (7), control performer (9) and anti-explosion diesel engine power supply box (8) in two intrinsic safety type operating cases (1), two mine explosion-suppression escopes (2), electric cabinet (3); Two intrinsic safety type operating cases (1) are separately positioned in the forward and backward driver's cab of monorail hoist; Two mine explosion-suppression escopes (2) also are separately positioned in forward and backward driver's cab; Intrinsic safety type operating case (1), mine explosion-suppression escope (2) are connected with electric cabinet (3) by cable; Master cock, PLC and the peripheral cell of intrinsic safety type operating case (1), control performer (9), power circuit form controls partial circuit; Mine explosion-suppression escope (2), PLC and peripheral cell, several sensor (7), power circuit form the display part parallel circuit; The circuit that this monorail hoist is controlled read out instrument forms by controlling partial circuit, display part parallel circuit, power circuit three parts; This three partial circuit is specifically composed as follows:

A. control partial circuit: comprise that operating case ON-OFF control circuit, PLC control executive circuit, and power circuit;

A. operating case ON-OFF control circuit: comprise the photoelectrical coupler that PLC and input end thereof connect, and the master cock of the operating case connected by photoelectrical coupler; Be located at two intrinsic safety type operating cases in former and later two driver's cabs: 1# operating case BACZH1,2# operating case BACZH2, each operating case has seven master cocies: electric lock switch, control switch, work lock switch, shut off cock, emergency stop switch, reset switch and electric whistle switch; Wherein: control switch is three hand push change-overs swith of hilted broadsword, and except forward, reverse two gears, centre is neutral position and is automatically reset gear;

1# electric whistle switch 1#DD-1# electronic horn 1#SP;

2# electric whistle switch 2#DD-2# electronic horn 2#SP;

B.PLC controls executive circuit: comprise relay and the illuminating lamp is connected by relay, signal lamp, electromagnetic valve that PLC and mouth thereof connect, and the proportion electro-magnet that is connected with the passing ratio controller of the proportional regulator of PLC mouth connection;

Nine mouths of PLC: mouth O2.0～O2.7 of expansion module M2-1 and mouth O3.0, respectively with control performer relay J 1～J9 corresponding connection successively in electric cabinet; The contact of relay J 1～J9 is serially connected in respectively electric cabinet outer control performer 9:1# illuminating lamp 1ZM and 1# signal lamp 1XH, 2# illuminating lamp 2ZM and 2# signal lamp 2XH, and in the control loop of seven electromagnetic valves; Seven electromagnetic valves are: equalizing valve I, equalizing valve II, system valve, play hanging valve, brake activation valve, get rid of and two drive valve, get rid of one and drive valve, its control loop is the magnetic coil loop;

Mouth CH0 V0, the mouth M0 of PLC expansion module M5, be connected with the input end of proportional regulator BLKZQ; Two pairs of mouths of proportional regulator BLKZQ are connected with the forward and reverse magnetic coil of proportion electro-magnet BLDCT respectively; The forward of proportion electro-magnet, reverse electromagnet connect with the hydraulic valve of proportion electro-magnet, and hydraulic valve is connected in the hydraulic circuit of the throttle cylinder of controlling in proportion the diesel engine throttle size; The mouth of PLC is as follows with the corresponding annexation of controlling performer:

-relay and normally closed contact J1 thereof-1# signal lamp 1XH;

-relay and normally closed contact J2 thereof-2# signal lamp 2XH;

The forward and reverse hydraulic valve of PLC expansion module M5 mouth CH0 V0 and the M0-forward and reverse magnetic coil ZX of proportional regulator BLKZQ-proportion electro-magnet BLDCT, FX-forward and reverse electromagnet ZX, FX-proportion electro-magnet-throttle cylinder;

B. display part parallel circuit: comprise the mine explosion-suppression escope XSQ that PLC and mouth thereof connect, several sensors that the PLC input end connects, and power circuit; Sensor comprises: pressure sensor P/I, level sensor U/I, temperature sensor T/I, and rotary encoder, tachogen, gas concentration sensor;

19) gas concentration sensor CH4 is connected with the input end I1.4 of PLC primary module M1 by photoelectrical coupler OC16;

B. being connected of mine explosion-suppression escope and PLC mouth:

The signal output part CPU of PLC primary module M1 end, be connected with the serial communication interface of man-machine interface in mine explosion-suppression escope XSQ; The read-out display frame of man-machine interface display unit, the content of display frame is that figure, word, the numerical value of monorail hoist running state and system operational parameters shows;

The formation of flame-proof type telltale comprises: the observation window on protecgulum (24), back cover (27), protecgulum (24), the man-machine interface (32) in shell, and long cable section of ingoing line exit skirt (26); Protecgulum (24) and back cover (27) form flameproof enclosure;

C. power circuit: comprise anti-explosion diesel engine power supply box DYX, inverter NBDY, intrinsic safety electric source BADY, Switching Power Supply KGDY, power regulator DYTJQ, and mag-dynamo YCFDJ; The concrete connection of power circuit is as follows:

1. a road is connected with power end N with the power end L of PLC primary module M1 outgoing side;

2. another road is connected with the input end of intrinsic safety electric source BADY; Intrinsic safety electric source BADY output intrinsic safety vdc, the mouth of intrinsic safety electric source BADY, with the power supply end of operating case ON-OFF control circuit, be connected, simultaneously also with tachogen ZSCGQ, gas concentration sensor CH4, and the power supply end of pressure, liquid level, temperature sensor connects;

3. Third Road is connected with the input end of Switching Power Supply KGDY; Switching Power Supply KGDY exports non-intrinsic safety vdc, and the mouth of Switching Power Supply KGDY is connected with the power supply end of 2#SP, rotating speed coder XZBMQ with flame-proof type telltale XSQ, two electronic horn 1#SP, and is connected with the low tension source of PLC input side;

2. anti-explosion diesel engine for mine monorail hoist according to claim 1 is controlled read out instrument, it is characterized in that: the read-out display frame of said man-machine interface display unit, the content of display frame is that figure, word, the numerical value of monorail hoist running state and system operational parameters shows, the content of display frame specifically comprises:

1) the diesel engine swinging pattern 101: show that whether diesel engine rotates; Before diesel engine does not start, the diesel engine figure is quiescence; After startup, the rotation of diesel engine figure is flashed;

2) the control switch bar handle is pushed ahead figure 102: the control switch bar handle of display operation box is pushed ahead; Now, figure 102 is green by red stain; Simultaneously, forward control presssure numerical value shows that 103 will show monorail hoist forward control presssure value, forward master driving pressure numerical value shows that 104 will show forward master driving pressure value, forward service direction figure 106 flashes green, forward drive pressure indicating graphic 109 up to standard will be green by red stain, mean that locomotive just marches forward;

3) forward control presssure numerical value shows 103: show monorail hoist forward control presssure;

4) forward master driving pressure numerical value shows 104: show forward master driving pressure;

5) inverted running direction figure 105: show monorail hoist inverted running direction; While oppositely advancing, green is flashed;

6) forward service direction figure 106: show monorail hoist forward service direction; While just marching forward, green is flashed;

7) electric lock switch and key figure 107: show the figure of " lock ", mean that the electric lock switch does not insert car key; If the electric lock switch inserts the electric lock key, figure 107 becomes " key " by " lock ";

8) the trouble lamp figure 108: during the monorail hoist trouble free, it is green that figure 108 is, and " fault alarm " word under figure 108 shows that 124 do not manifest; If monorail hoist has fault, figure 108 shows that redness and word show that 124 manifest;

9) forward drive pressure indicator lamp figure 109 up to standard: when forward drive pressure reaches normal operating pressure, show green; When forward drive pressure out of reach normal operating pressure, show red;

10) reverse drive pressure indicator lamp figure 110 up to standard: when reverse drive pressure reaches normal operating pressure, show green; When reverse drive pressure out of reach normal operating pressure, show red;

11) the control switch bar handle advances figure 111 backward: the control switch bar handle of display operation box advances backward; Now, figure 111 is green by red stain; Simultaneously, inverted running numerical value shows that 112 will show the reverse control presssure value of monorail hoist, reverse main driving pressure numerical value shows that 113 will show reverse main driving pressure value, inverted running direction figure 105 flashes green, reverse drive pressure indicating graphic 110 up to standard will be green by red stain, mean that monorail hoist oppositely advances;

12) oppositely control presssure numerical value shows 112: show the reverse control presssure of monorail hoist;

13) reverse main driving pressure numerical value shows 113: show reverse main driving pressure;

14) moving velocity numerical value shows 114: the moving velocity that shows monorail hoist;

15) last one-way traffic distance values shows 115: the distance that shows the last one-way traffic of monorail hoist;

16) travel total distance numerical value shows 116: show total distance that monorail hoist travels;

17) diesel engine speed numerical value shows 117: the instant rotating speed that shows diesel engine;

18) word of the drive division number of work shows 118: the number that shows the monorail hoist drive division that is in mode of operation;

19) each check point liquid level indicating graphic 119: show the hydraulic oil oil level, water supply tank water level and the diesel oil oil level situation that detect;

20) numerical value of each check point temperature shows 120: the temperature that shows each temperature detecting point: the number of degrees of exhaust temperature, coolant water temperature, diesel engine surface temperature and hydraulic oil temperature;

21) each important system check point pressure value shows 121: the pressure that shows diesel locomotive important system checkpoint: brake-pressure, clamping pressure;

22) gas density numerical value shows 122: show the gas density in the monorail hoist working environment;

23) the fault type word shows 123: the fault type that shows monorail hoist; Fault type is divided into three kinds: fuel tank liquid level warning, water supply tank liquid level warning and hydraulic oil liquid level are reported to the police; When if fault shows yellow, the prompting operator should note the maintenance of monorail hoist, but now, locomotive can also move; When if fault shows redness, the monorail hoist auto-stop;

24) " fault alarm " word shows 124: during the monorail hoist trouble free, " fault alarm " word shows that 124 do not show; If monorail hoist has fault, " fault alarm " word shows that 124 manifest, and simultaneous faults alarm lamp figure 108 is reddened by green;

25) time on date word shows 125: show date and the time.