CN103727101B - Mine flame-proof electrodeless rope winch hydraulic power unit electric control gear - Google Patents
Mine flame-proof electrodeless rope winch hydraulic power unit electric control gear Download PDFInfo
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- CN103727101B CN103727101B CN201410023108.2A CN201410023108A CN103727101B CN 103727101 B CN103727101 B CN 103727101B CN 201410023108 A CN201410023108 A CN 201410023108A CN 103727101 B CN103727101 B CN 103727101B
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Abstract
Mine flame-proof electrodeless rope winch hydraulic power unit electric control gear, the input of voltage-stabilized power supply is electrically connected with supply voltage, between the exit point of voltage-stabilized power supply, is connected to power supply indicator; One contact of the output of voltage-stabilized power supply is electrically connected with a contact that always stops button normally-closed contact; Another contact that always stops button normally-closed contact connects respectively an end points of the control loop of the relay coil that declutches, tight rope relay coil, slack rope relay coil, temperature relay coil, the high point relay coil of pressure, pressure low spot relay coil and each electromagnetic valve coil, another end points of above-mentioned each control loop connects coil one contact separately, and another contact of coil connects another contact of voltage-stabilized power supply separately. All-electric operation, after the pressure size of tensioning hydro-cylinder sets, can regulate the pressure of tensioning hydro-cylinder automatically; There is oil temperature too high, self-actuating brake defencive function. Be mainly used in the electronic control of mine flame-proof electrodeless rope winch hydraulic power unit.
Description
Technical field
The present invention relates to endless rope winch hydraulic power unit electric control gear, relate in particular to mine flame-proof electrodeless rope winch hydraulic power unit electric control gear.
Background technology
Endless rope haulage is a kind of novel and development of auxiliary transport in coal mines mode of being promoted rapidly occurring in recent years, and endless-rope system comprises hydraulic power unit and continuous rope continuous drafter two parts. The effect of hydraulic power unit is: one, be wound around the checking or unclamp of friction roll of continuous rope by the oil cylinder control of declutching, two, by the tensioning degree of tensioning hydro-cylinder control continuous rope.
Conventional hydraulic power unit adopts manual mode, manually controls respectively each reversal valve, switches different oil circuits, realizes the control to brake oil cylinder and continuous rope tensioning hydro-cylinder. Its shortcoming is one, needs the hand-operated direction valve of close-table operation manually, automaticity, and labour intensity is large, can not operated from a distance. Two, can not automatically regulate the pressure of tensioning hydro-cylinder, the pressure size of tensioning hydro-cylinder is by the manometric pressure size of manual observation, the pressure of manual adjustments tensioning hydro-cylinder. Three, too high without oil temperature, self-actuating brake defencive function.
Summary of the invention
The problems referred to above that exist for overcoming existing hydraulic power unit, the invention provides a kind of mine flame-proof electrodeless rope winch hydraulic power unit electric control gear, can reach following technical requirement: all-electric operation, meets mine explosion-suppression requirement; After the pressure size of tensioning hydro-cylinder sets, can automatically regulate the pressure of tensioning hydro-cylinder; There is oil temperature too high, self-actuating brake defencive function.
The technical scheme that mine flame-proof electrodeless rope winch hydraulic power unit electric control gear of the present invention adopts is:
The input of voltage-stabilized power supply is electrically connected with power supply, between the exit point of voltage-stabilized power supply, is connected to power supply indicator; One contact of the output of voltage-stabilized power supply is electrically connected with a contact that always stops button normally-closed contact; Another contact that always stops button normally-closed contact connects respectively an end points of the control loop of the relay coil that declutches, tight rope relay coil, slack rope relay coil, temperature relay coil, the high point relay coil of pressure, pressure low spot relay coil and each electromagnetic valve coil, another end points of above-mentioned each control loop connects coil one contact separately, and another contact of coil connects another contact of voltage-stabilized power supply separately.
Voltage-stabilized power supply by supply voltage be converted to power supply indicator, the relay coil that declutches, tight rope relay coil, slack rope relay coil, temperature relay coil, the high point relay coil of pressure, pressure low spot relay coil, each electromagnetic valve coil control voltage. Always stop button and press the function of closing and suddenly stopping protection by making each relay and electromagnetic valve coil power-off, playing. The control circuit control of each relay and electromagnetic valve coil is power-off and the energising of coil separately, and then controls the action of each relay and magnetic valve.
The declutch normally opened contact of button, normally opened contact, the normally opened contact of winch anti-pass relay and the normally opened contact parallel connection of the relay that declutches of winch main story relay, always stop the also common junction electrical connection of doublet therewith of another contact of button normally-closed contact; Another common junction of this doublet is electrically connected with a contact of brake button normally-closed contact, and another contact of brake button normally-closed contact is electrically connected with a contact of temperature relay normally-closed contact; Another contact of temperature relay normally-closed contact is electrically connected with a contact of the indicator lamp that declutches, and another contact of the indicator lamp that declutches is electrically connected with a contact of the relay coil that declutches, and another contact of the relay coil that declutches is electrically connected with another contact of voltage-stabilized power supply.
The declutch connection of normally opened contact of normally opened contact, winch anti-pass relay of normally opened contact, winch main story relay of button, will make brake open, and the normally opened contact of the relay that declutches is connected and will be made brake stay open state. The disconnection of brake button normally-closed contact and temperature relay normally-closed contact will make brake close, and the cylinder that is tied with continuous rope is stopped operating. The indicator lamp that declutches is bright shows the work of declutching.
The normally opened contact of tight rope button normally opened contact, tight rope relay and the normally opened contact parallel connection of the low point relay of pressure; An also common junction electrical connection of doublet therewith of another contact that always stops button normally-closed contact, another common junction of this doublet is electrically connected with a contact of temperature relay normally-closed contact; Another contact of temperature relay normally-closed contact is electrically connected with a contact of the high point relay normally-closed contact of pressure, and another contact of the high point relay normally-closed contact of pressure is electrically connected with a contact of slack rope button normally-closed contact; Another contact of slack rope button normally-closed contact is electrically connected with a contact of tight rope indicator lamp, and another contact of tight rope indicator lamp is electrically connected with a contact of tight rope relay coil, and another contact of tight rope relay coil is electrically connected with another contact of voltage-stabilized power supply.
It is electric that the connection of the normally opened contact of tight rope button normally opened contact, the low point relay of pressure will make tight rope relay coil obtain, and the normally opened contact of tight rope relay keeps tight rope relay coil in on-state, starts tight rope. The disconnection of temperature relay normally-closed contact, the high point relay normally-closed contact of pressure, slack rope button normally-closed contact, when making that oil temperature is too high, oil pressure pressure reaches the high point of pressure or pressing slack rope button, the power-off of tight rope relay coil, stops tight rope. Tight rope indicator lamp is bright shows to carry out tight rope work.
Another contact that always stops button normally-closed contact is also electrically connected with a contact of the button normally opened contact that declutches, and another contact of the button normally opened contact that declutches is electrically connected with a contact of temperature relay normally-closed contact; Another contact of temperature relay normally-closed contact is electrically connected with a contact of slack rope indicator lamp, and another contact of slack rope indicator lamp is electrically connected with a contact of slack rope relay, and another contact of slack rope relay is electrically connected with another contact of voltage-stabilized power supply.
The connection of button normally opened contact of declutching will make slack rope relay coil in on-state, start slack rope. The disconnection of temperature relay normally-closed contact stops slack rope while making oil temperature too high. Slack rope indicator lamp is bright shows to carry out slack rope work.
Another contact that always stops button normally-closed contact is also electrically connected with an electric contact of flame-proof mine electric contact thermometer, another electric contact of flame-proof mine electric contact thermometer is electrically connected with a contact of temperature relay coil, and another contact of temperature relay coil is electrically connected with another contact of voltage-stabilized power supply;
Another contact that always stops button normally-closed contact is also electrically connected with an electric contact of the high point pressure table of flame-proof mine electric contact pressure, another electric contact of the high point pressure table of flame-proof mine electric contact pressure is electrically connected with a contact of the high point relay coil of pressure, and another contact of the high point relay coil of pressure is electrically connected with another contact of voltage-stabilized power supply;
Another contact that always stops button normally-closed contact is also electrically connected with the manometric electric contact of flame-proof mine electric contact pressure low spot, manometric another electric contact of flame-proof mine electric contact pressure low spot is electrically connected with a contact of pressure low spot relay coil, and another contact of pressure low spot relay coil is electrically connected with another contact of voltage-stabilized power supply.
If excess Temperature, the electric contact of flame-proof mine electric contact thermometer is connected, and temperature relay coil obtains electric.
If pressure reaches the high point of pressure, the electric contact of the high point pressure table of flame-proof mine electric contact pressure is connected, and the high point relay coil of pressure obtains electric.
If pressure reaches pressure low spot, the manometric electric contact of flame-proof mine electric contact pressure low spot is connected, and pressure low spot relay coil obtains electric.
Another contact that always stops button normally-closed contact is also electrically connected with a contact of the relay normally open contact that declutches, another contact of relay normally open contact of declutching is electrically connected with a contact of the left coil of working connection solenoid directional control valve, a contact of coil and a contact of proportional overflow valve coil of the oil circuit solenoid directional control valve that declutches respectively, and another contact of the left coil of working connection solenoid directional control valve, another contact of coil of the oil circuit solenoid directional control valve that declutches and another contact of proportional overflow valve coil are electrically connected with another contact of voltage-stabilized power supply respectively;
The declutch adhesive of relay normally open contact, the oil circuit that makes to declutch is connected, and starts to unclamp brake; Proportional pressure control valve is started working.
Another contact that always stops button normally-closed contact is also electrically connected with a contact of tight rope relay normally open contact, another contact of tight rope relay normally open contact is electrically connected with a contact of the right coil of working connection solenoid directional control valve, a contact of left coil and a contact of proportional overflow valve coil of tensioning oil circuit solenoid directional control valve respectively, and another contact of the right coil of working connection solenoid directional control valve, another contact of left coil of tensioning oil circuit solenoid directional control valve and another contact of proportional overflow valve coil are electrically connected with another contact of voltage-stabilized power supply.
The adhesive of tight rope relay normally open contact, connects tight rope oil circuit, starts tight rope; Proportional pressure control valve is started working.
Another contact that always stops button normally-closed contact is also electrically connected with a contact of slack rope relay normally open contact, another contact of slack rope relay normally open contact is electrically connected with a contact of a contact of the right coil of working connection solenoid directional control valve and the right coil of tensioning oil circuit solenoid directional control valve, and another contact of the right coil of another contact of the right coil of working connection solenoid directional control valve and tensioning oil circuit solenoid directional control valve is electrically connected with another contact of voltage-stabilized power supply respectively;
The adhesive of slack rope relay normally open contact, connects slack rope oil circuit, starts slack rope.
Voltage-stabilized power supply, always stop button, the button that declutches, tight rope button, slack rope button, temperature relay, high point relay, the low point relay of pressure, tight rope relay, slack rope relay, the relay that declutches, power supply indicator, the indicator lamp that declutches, tight rope indicator lamp, slack rope indicator lamp be all placed in explosion-proof chamber, on explosion-proof casing panel, declutch, tight rope, slack rope, brake and always stop 5 flameproof buttons, on explosion-proof casing panel, there is flame proof glass, in flame proof glass, have power supply, declutch, tight rope and 4 indicator lamps of slack rope. Voltage-stabilized power supply is output essential safe type voltage-stabilized power supply.
Voltage-stabilized power supply, always stop button, the button that declutches, tight rope button, slack rope button, temperature relay, high point relay, the low point relay of pressure, tight rope relay, slack rope relay, the relay that declutches, power supply indicator, the indicator lamp that declutches, tight rope indicator lamp, slack rope indicator lamp be all placed in explosion-proof chamber, on explosion-proof casing panel, declutch, tight rope, slack rope, brake and always stop 5 flameproof buttons, on explosion-proof casing panel, there is flame proof glass, in flame proof glass, have power supply, declutch, tight rope and 4 indicator lamps of slack rope. Voltage-stabilized power supply is output essential safe type voltage-stabilized power supply, and the colliery that is applicable to flame proof requirement is used.
Threephase asynchronous, working connection solenoid directional control valve, the oil circuit solenoid directional control valve that declutches, proportional pressure control valve, tensioning oil circuit solenoid directional control valve, pilot operated compound relief valve, flame-proof mine electric contact thermometer, the high point pressure table of flame-proof mine electric contact pressure, flame-proof mine electric contact pressure low spot Pressure gauge are flame-proof mine.
Threephase asynchronous, working connection solenoid directional control valve, the oil circuit solenoid directional control valve that declutches, proportional pressure control valve,, tensioning oil circuit solenoid directional control valve, pilot operated compound relief valve, flame-proof mine electric contact thermometer, the high point pressure table of flame-proof mine electric contact pressure, flame-proof mine electric contact pressure low spot Pressure gauge be flame-proof mine, the colliery that is applicable to flame proof requirement is used.
The invention has the beneficial effects as follows: all-electric operation, meets mine explosion-suppression requirement; After the pressure size of tensioning hydro-cylinder sets, can automatically regulate the pressure of tensioning hydro-cylinder; There is oil temperature too high, self-actuating brake defencive function. This electric control gear is easy and simple to handle, automaticity is high, and defencive function is complete.
Brief description of the drawings
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is electric diagram of the present invention.
In Fig. 1,1, SB1 is the button that declutches, 2, SB2 is brake button, 3, SB3 is tight rope button, 4, SB4 is slack rope button, 5, KA1 is temperature relay, 6, KA2 is the high point relay of pressure, 7, KA3 is the low point relay of pressure, 8, KA4 is tight rope relay, 9, KA5 is slack rope relay, 10, KA6 is the relay that declutches, 11, YA1 is temperature relay auxiliary contact, 12, YA2 is the high point relay auxiliary contact of pressure, 13, YA3 is pressure low spot relay auxiliary contact, 14, YA4 is tight rope relay auxiliary contact, 15, YA5 is slack rope relay auxiliary contact, 16, YA6 is the relay auxiliary contact that declutches, 17, YA7 is winch forward relay auxiliary contact, 18, YA8 is winch reversion relay auxiliary contact, 19, EL0 is power supply indicator, 20, EL1 is the indicator lamp that declutches, 21, EL2 is tight rope indicator lamp, 22, EL3 is slack rope indicator lamp, 23, YA1 is the right coil of working connection magnetic valve, 24, YA2 is working connection magnetic valve left coil, 25, YA3 is the right coil of tight rope oil circuit magnetic valve, 26, YA4 is tight rope oil circuit magnetic valve left coil, 27, YA5 is the oil circuit electromagnetic valve coil that declutches, 28, YA6 is proportion magnetic valve coil, 29, J1 is electric contact temp Pressure gauge normally opened contact, 30, J2 is the high point pressure table of electric contact pressure normally opened contact, 31, J3 is electric contact pressure low spot Pressure gauge normally opened contact, 32, SB0 is for always stopping button.
Fig. 2 is guidance panel figure of the present invention.
Fig. 3 is hydraulic power unit hydraulic schematic diagram of the present invention.
In Fig. 3, 1, screen filter, 2, flame-proof mine threephase asynchronous, 3, gear oil pump, 4, Pressure gauge, 5, working connection solenoid directional control valve, 6, oil circuit solenoid directional control valve declutches, 7, proportional pressure control valve, 8, accumulator, 9, hydraulic control one-way valve, 10, tensioning oil circuit solenoid directional control valve, 11, pilot operated compound relief valve, 12, flame-proof mine electric contact thermometer, 13, the high point pressure table of flame-proof mine electric contact pressure, 14, flame-proof mine electric contact pressure low spot Pressure gauge, the model of accumulator 8 is NXQL-40, the model of hydraulic control one-way valve 9 is Z2S10A1-20, the model of pilot operated compound relief valve 11 is DBDH10P10.
Detailed description of the invention
In Fig. 1, supply voltage is mining interchange 127V voltage, and voltage-stabilized power supply model is CSTI-I, is output as direct current 24V. The pick-up voltage of the high point relay 6 of temperature relay 5, pressure used, the low point relay 7 of pressure, tight rope relay 8, slack rope relay 9 and the relay 10 that declutches is direct current 24V. The operating voltage of working connection solenoid directional control valve 5 coils used, the coil of declutch oil circuit solenoid directional control valve 6 coils, tensioning oil circuit solenoid directional control valve 10 coils and proportional pressure control valve 7 is direct current 24V.
In Fig. 3, the model that flame-proof mine threephase asynchronous 2 is flame-proof type is Y100L1-4-B35, its rotating speed is 1450rpm, power is 2.2kW, gear oil pump 3 models are CBW-F310, working connection solenoid directional control valve 5 models are FB34QDF10KE24-M, oil circuit solenoid directional control valve 6 models that declutch are FB23QDF110BE24, proportional pressure control valve 7 models are DBEME-20-3X, tensioning oil circuit solenoid directional control valve 10 models are FB34QDF10KE24-Y, flame-proof mine electric contact thermometer 12 models are YBW-1800D (0-100 DEG C), the model of flame-proof mine electric contact pressure high point pressure table 13 and flame-proof mine electric contact pressure low spot Pressure gauge 14 is YBY-1800 (0-10MPa), the model of accumulator 8 is NXQL-40, the model of hydraulic control one-way valve 9 is Z2S10A1-20, the model of pilot operated compound relief valve 11 is DBDH10P10.
The sequence of movement table of hydraulic power unit magnetic valve and motor is as follows:
The input of voltage-stabilized power supply is electrically connected with power supply, between the exit point of voltage-stabilized power supply, is connected to power supply indicator; One contact of the output of voltage-stabilized power supply is electrically connected with a contact that always stops button normally-closed contact; Another contact that always stops button normally-closed contact connects respectively an end points of the control loop of the relay coil that declutches, tight rope relay coil, slack rope relay coil, temperature relay coil, the high point relay coil of pressure, pressure low spot relay coil and each electromagnetic valve coil, another end points of above-mentioned each control loop connects coil one contact separately, and another contact of coil connects another contact of voltage-stabilized power supply separately.
The declutch normally opened contact of button, normally opened contact, the normally opened contact of winch anti-pass relay and the normally opened contact parallel connection of the relay that declutches of winch main story relay, always stop the also common junction electrical connection of doublet therewith of another contact of button normally-closed contact; Another common junction of this doublet is electrically connected with a contact of brake button normally-closed contact, and another contact of brake button normally-closed contact is electrically connected with a contact of temperature relay normally-closed contact; Another contact of temperature relay normally-closed contact is electrically connected with a contact of the indicator lamp that declutches, and another contact of the indicator lamp that declutches is electrically connected with a contact of the relay coil that declutches, and another contact of the relay coil that declutches is electrically connected with another contact of voltage-stabilized power supply.
The normally opened contact of tight rope button normally opened contact, tight rope relay and the normally opened contact parallel connection of the low point relay of pressure; An also common junction electrical connection of doublet therewith of another contact that always stops button normally-closed contact, another common junction of this doublet is electrically connected with a contact of temperature relay normally-closed contact; Another contact of temperature relay normally-closed contact is electrically connected with a contact of the high point relay normally-closed contact of pressure, and another contact of the high point relay normally-closed contact of pressure is electrically connected with a contact of slack rope button normally-closed contact; Another contact of slack rope button normally-closed contact is electrically connected with a contact of tight rope indicator lamp, and another contact of tight rope indicator lamp is electrically connected with a contact of tight rope relay coil, and another contact of tight rope relay coil is electrically connected with another contact of voltage-stabilized power supply.
Another contact that always stops button normally-closed contact is also electrically connected with a contact of the button normally opened contact that declutches, and another contact of the button normally opened contact that declutches is electrically connected with a contact of temperature relay normally-closed contact; Another contact of temperature relay normally-closed contact is electrically connected with a contact of slack rope indicator lamp, and another contact of slack rope indicator lamp is electrically connected with a contact of slack rope relay, and another contact of slack rope relay is electrically connected with another contact of voltage-stabilized power supply.
Another contact that always stops button normally-closed contact is also electrically connected with an electric contact of flame-proof mine electric contact thermometer, another electric contact of flame-proof mine electric contact thermometer is electrically connected with a contact of temperature relay coil, and another contact of temperature relay coil is electrically connected with another contact of voltage-stabilized power supply;
Another contact that always stops button normally-closed contact is also electrically connected with a contact of the relay normally open contact that declutches, another contact of relay normally open contact of declutching is electrically connected with a contact of the left coil of working connection solenoid directional control valve, a contact of coil and a contact of proportional overflow valve coil of the oil circuit solenoid directional control valve that declutches respectively, and another contact of the left coil of working connection solenoid directional control valve, another contact of coil of the oil circuit solenoid directional control valve that declutches and another contact of proportional overflow valve coil are electrically connected with another contact of voltage-stabilized power supply respectively;
Another contact that always stops button normally-closed contact is also electrically connected with a contact of tight rope relay normally open contact, another contact of tight rope relay normally open contact is electrically connected with a contact of the right coil of working connection solenoid directional control valve, a contact of left coil and a contact of proportional overflow valve coil of tensioning oil circuit solenoid directional control valve respectively, and another contact of the right coil of working connection solenoid directional control valve, another contact of left coil of tensioning oil circuit solenoid directional control valve and another contact of proportional overflow valve coil are electrically connected with another contact of voltage-stabilized power supply.
Another contact that always stops button normally-closed contact is also electrically connected with a contact of slack rope relay normally open contact, another contact of slack rope relay normally open contact is electrically connected with a contact of a contact of the right coil of working connection solenoid directional control valve and the right coil of tensioning oil circuit solenoid directional control valve, and another contact of the right coil of another contact of the right coil of working connection solenoid directional control valve and tensioning oil circuit solenoid directional control valve is electrically connected with another contact of voltage-stabilized power supply respectively;
Voltage-stabilized power supply, always stop button, the button that declutches, tight rope button, slack rope button, temperature relay, high point relay, the low point relay of pressure, tight rope relay, slack rope relay, the relay that declutches, power supply indicator, the indicator lamp that declutches, tight rope indicator lamp, slack rope indicator lamp be all placed in explosion-proof chamber, on explosion-proof casing panel, declutch, tight rope, slack rope, brake and always stop 5 flameproof buttons, on explosion-proof casing panel, there is flame proof glass, in flame proof glass, have power supply, declutch, tight rope and 4 indicator lamps of slack rope. Voltage-stabilized power supply is output essential safe type voltage-stabilized power supply.
Threephase asynchronous, working connection solenoid directional control valve, the oil circuit solenoid directional control valve that declutches, proportional pressure control valve, tensioning oil circuit solenoid directional control valve, pilot operated compound relief valve, flame-proof mine electric contact thermometer, the high point pressure table of flame-proof mine electric contact pressure, flame-proof mine electric contact pressure low spot Pressure gauge are flame-proof mine.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, any those of ordinary skill in the art are in the disclosed technical scope of the present invention; the variation that can expect easily or replacement, within all should being encompassed in protection scope of the present invention. Therefore, protection scope of the present invention should be as the criterion with the protection domain that claims were limited.
Claims (1)
1. a mine flame-proof electrodeless rope winch hydraulic power unit electric control gear, is characterized in that:
The input of voltage-stabilized power supply is electrically connected with power supply, between the exit point of voltage-stabilized power supply, is connected to power supply indicator; Voltage stabilizingOne contact of the output of power supply is electrically connected with a contact that always stops button normally-closed contact; Always stop another contact of button normally-closed contactConnecing respectively the high point of the relay coil that declutches, tight rope relay coil, slack rope relay coil, temperature relay coil, pressure continuesElectric apparatus coil, pressure low spot relay coil and declutch oil circuit electromagnetic switch valve coil, proportional overflow valve coil, tensioning oil circuitOne end points of the control loop of solenoid directional control valve left and right coil and working connection solenoid directional control valve left and right coil, above-mentioned each control is returnedAnother end points on road connects a contact of coil separately, and another contact of coil connects another contact of voltage-stabilized power supply separately;
Declutch button normally opened contact, winch forward relay normally opened contact, winch reversion relay normally opened contact and declutchThe normally opened contact parallel connection of relay, another contact that always stops button normally-closed contact is a common junction electrical connection of doublet therewith also;Another common junction of this doublet is electrically connected with a contact of brake button normally-closed contact, and another of brake button normally-closed contact connectsPoint is electrically connected with a contact of temperature relay normally-closed contact; Another contact of temperature relay normally-closed contact and the indicator lamp that declutchesOne contact electrical connection, another contact of the indicator lamp that declutches is electrically connected with a contact of the relay coil that declutches, and relay coil declutchesAnother contact be electrically connected with another contact of voltage-stabilized power supply;
The normally opened contact of tight rope button normally opened contact, tight rope relay and the normally opened contact parallel connection of the low point relay of pressure; Always stop byAnother contact of button normally-closed contact is a common junction electrical connection of doublet therewith also, another common junction and the temperature of this doubletOne contact electrical connection of relay normally-closed contact; Another contact of temperature relay normally-closed contact and the high point relay of pressure are normally closed to be touchedOne contact electrical connection of point, a contact of another contact of the high point relay normally-closed contact of pressure and slack rope button normally-closed contact is electrically connectedConnect; Another contact of slack rope button normally-closed contact is electrically connected with a contact of tight rope indicator lamp, another contact of tight rope indicator lamp withOne contact electrical connection of tight rope relay coil, another contact of tight rope relay coil is electrically connected with another contact of voltage-stabilized power supply;
Another contact that always stops button normally-closed contact is also electrically connected with a contact of the button normally opened contact that declutches, and the button that declutches is often opened tactileAnother contact of point is electrically connected with a contact of temperature relay normally-closed contact; Another contact of temperature relay normally-closed contact and pineOne contact electrical connection of rope indicator lamp, another contact of slack rope indicator lamp is electrically connected with a contact of slack rope relay, slack rope relayAnother contact of device is electrically connected with another contact of voltage-stabilized power supply;
Another contact that always stops button normally-closed contact is also electrically connected with an electric contact of flame-proof mine electric contact thermometer, mining everyAnother electric contact of quick-fried type electric contact thermometer is electrically connected with a contact of temperature relay coil, another of temperature relay coilContact is electrically connected with another contact of voltage-stabilized power supply;
Another contact that always stops button normally-closed contact is also electrically connected with a contact of the relay normally open contact that declutches, and the relay that declutches is normalAnother contact of opening contact respectively with a contact of the left coil of working connection solenoid directional control valve, the coil of the oil circuit solenoid directional control valve that declutchesA contact and a contact electrical connection of proportional overflow valve coil, another contact of the left coil of working connection solenoid directional control valve, declutchAnother contact of the coil of oil circuit solenoid directional control valve and another contact of proportional overflow valve coil respectively with another contact of voltage-stabilized power supplyElectrical connection;
Another contact that always stops button normally-closed contact is also electrically connected with a contact of tight rope relay normally open contact, and tight rope relay is normalAnother contact of opening contact respectively with a contact of the right coil of working connection solenoid directional control valve, the left line of tensioning oil circuit solenoid directional control valveOne contact electrical connection of one contact of circle and proportional overflow valve coil, another contact of the right coil of working connection solenoid directional control valve,Tight another contact of left coil of oil circuit solenoid directional control valve and another contact of another contact of proportional overflow valve coil and voltage-stabilized power supplyElectrical connection;
Another contact that always stops button normally-closed contact is also electrically connected with a contact of slack rope relay normally open contact, and slack rope relay is normalOpen a contact of another contact of contact and the right coil of working connection solenoid directional control valve and the right coil of tensioning oil circuit solenoid directional control valveOne contact electrical connection, the right coil of another contact of the right coil of working connection solenoid directional control valve and tensioning oil circuit solenoid directional control valve anotherOne contact is electrically connected with another contact of voltage-stabilized power supply respectively;
Voltage-stabilized power supply, always stop button, the button that declutches, tight rope button, slack rope button, temperature relay, the high point relay of pressure,The low point relay of pressure, tight rope relay, slack rope relay, the relay that declutches, power supply indicator, the indicator lamp that declutches, tight ropeIndicator lamp, slack rope indicator lamp are all placed in explosion-proof chamber, declutch, tight rope, slack rope, brake and always stop 5 on explosion-proof casing panelIndividual flameproof button, has flame proof glass on explosion-proof casing panel, have power supply, declutch, tight rope and 4 instructions of slack rope in flame proof glassLamp, voltage-stabilized power supply is output essential safe type voltage-stabilized power supply;
Threephase asynchronous, working connection solenoid directional control valve, the oil circuit solenoid directional control valve that declutches, proportional pressure control valve, tensioning oil circuit electricityMagnetic reversal valve, pilot operated compound relief valve, flame-proof mine electric contact thermometer, the high point pressure table of flame-proof mine electric contact pressure,Flame-proof mine electric contact pressure low spot Pressure gauge is flame-proof mine;
Working connection solenoid directional control valve is FB34QDF10KE24-M type, and the oil circuit solenoid directional control valve that declutches is FB23QDF110BE24 type,Proportional pressure control valve is DBEME-20-3X type, and tensioning oil circuit solenoid directional control valve is FB34QDF10KE24-Y type, flame-proof mine electricityContact temperature table is YBW-1800D (0-100 DEG C) type, the high point pressure table of flame-proof mine electric contact pressure and pressure low spot Pressure gaugeBe YBY-1800 (0-10MPa) type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410023108.2A CN103727101B (en) | 2014-01-17 | 2014-01-17 | Mine flame-proof electrodeless rope winch hydraulic power unit electric control gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410023108.2A CN103727101B (en) | 2014-01-17 | 2014-01-17 | Mine flame-proof electrodeless rope winch hydraulic power unit electric control gear |
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| Publication Number | Publication Date |
|---|---|
| CN103727101A CN103727101A (en) | 2014-04-16 |
| CN103727101B true CN103727101B (en) | 2016-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410023108.2A Expired - Fee Related CN103727101B (en) | 2014-01-17 | 2014-01-17 | Mine flame-proof electrodeless rope winch hydraulic power unit electric control gear |
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| CN103727101A (en) | 2014-04-16 |
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