CN213210788U - Automatic control system for solid waste and hazardous waste recycling production line by using plasma melting furnace - Google Patents

Abstract

The utility model discloses an utilize plasma melting furnace to carry out useless admittedly, the useless automatic control system who recycles the production line of danger, including pretreatment systems, weighing machine, lifting machine, feeder hopper, furnace body and centrifugal wire drawing machine cooling system, plasma melting furnace, centrifugal wire drawing machine, silk floss conveyer, baling press, heat exchange system, cyclone, pulse dust collector, active carbon adsorber, water tank, draught fan. The utility model has the advantages that: the structure is simple, the treatment effect is good, solid waste garbage is heated to 1400-1500 ℃ in a plasma melting furnace, the solution flows out stably, and the solution is pulled into silk floss under the action of a centrifugal wire drawing machine.

Description

Automatic control system for solid waste and hazardous waste recycling production line by using plasma melting furnace

Technical Field

The utility model belongs to the hot-working field can be used to melt the waste material that contains the ore composition or useless rubbish admittedly, specific automatic control system who utilizes plasma melting furnace to carry out useless admittedly, the useless resource recycling production line of danger that says so.

Background

The existing disposal modes of solid waste and hazardous waste garbage are basically landfill after simple disposal, which takes a large amount of land after long time, and meanwhile, harmful substances in the garbage can permeate into the deep soil along with rainwater and the like, thereby causing secondary pollution; therefore, the treatment of solid waste and hazardous waste needs a new way for treatment, and is a subject of research worldwide.

Disclosure of Invention

An object of the utility model is to overcome prior art not enough, and provide a simple structure, the treatment effect is good, and can once carry out innocent treatment useless, the danger of solid useless, rubbish to the wire drawing forms heat preservation fireproof material's production facility, an automatic control system who utilizes plasma melting furnace to carry out solid useless, the useless resourceful production line of danger promptly.

In order to achieve the purpose, the utility model adopts the following technical scheme: an automatic control system for a production line for recycling solid waste and hazardous waste by using a plasma melting furnace comprises a pretreatment system, a weighing machine, a lifting machine, a feed hopper, a furnace body, a centrifugal wire drawing machine cooling system, the plasma melting furnace, the centrifugal wire drawing machine, a silk floss conveyor, a packing machine, a heat exchange system, a cyclone dust collector, a pulse dust collector, an active carbon absorber, a water tank, a draught fan, a power circuit, an extension PLC terminal and a power generation secondary water return pump, wherein the weighing machine is arranged at the front end of the lifting machine; the pretreatment system is arranged at the front end of the weighing machine, consists of a crusher, a stirrer and a dryer, and is used for crushing solid waste garbage into particles of 5-8 mm, adding ingredients, stirring and drying; the hoister and the weighing machine are connected through a box body; the box body is internally provided with a second conveying belt which is connected with the weighing machine and the elevator, and the box body is used for avoiding the generation of fly ash in the conveying and lifting of solid waste; the lower part of the elevator feed opening is connected with a feed hopper; the plasma melting furnace is arranged below the feed hopper and is communicated with a feed inlet of the plasma melting furnace; the furnace body and centrifugal wire drawing machine cooling system is a water jacket layer wound in an interlayer of the plasma melting furnace and a water jacket layer of the centrifugal wire drawing machine, and is connected with a water pump through a water pipe, and the other end of the water pump is connected with an inlet water pipe of a water tank, so that the furnace body and the centrifugal wire drawing machine of the plasma melting furnace are cooled circularly, and the furnace body and the centrifugal wire drawing machine are prevented from being damaged due to overhigh temperature.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the flue gas pipeline of the plasma melting furnace is connected with the water circulation type heat exchange; the heat exchanger can instantly reduce the temperature of the high-temperature flue gas to below 400 ℃; and the flue gas after purification is discharged into the atmosphere after being sequentially connected with a cyclone dust collector, a pulse dust collector, an activated carbon adsorber and a draught fan.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the melting port of the plasma melting furnace is downwards connected with the centrifugal wire drawing machine, the melted solution drops on the flywheel of the centrifugal wire drawing machine, and the solution is drawn into a strip shape under the action of the rotating force of the flywheel of the centrifugal wire drawing machine, and the air pipe with the rear end blows and drops on the second silk floss conveying belt.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: and a discharge port on the left side of the centrifugal wire drawing machine is connected with a silk floss conveyor, and the drawn silk floss is conveyed to a packaging machine for bagging under the conveying of the conveyor, and is sealed and stacked.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the system adopts 380V commercial power, is provided with a standby power supply and a communication circuit, the commercial power supply is connected with three sockets through a knife switch, the three-phase socket is connected with two three sockets in parallel in series to supply power to a host, one socket is connected with an alternating current-direct current converter to provide 24V direct current for the system, and the auxiliary power supply and the PLC power supply are 220V alternating current. Power supply circuit connects in parallel has 15KW fan, 11KW fan, 7.5KW to get rid of silk centrifuge, 5.5KW fan, 5.5KW lifting machine hopper, 5.5KW raw materials main screw machine, 4.0KW fan branch road, the unloading of prepareeing material, first second conveyer belt, second conveyer belt, and reserve branch road, above-mentioned each branch road respectively through XFC500 converter, start switch establish ties after with main circuit parallel connection.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the voltage of the communication circuit is 24V direct current, the communication circuit adopts network cable communication and is provided with a P19150 display and an LX3V-3624MT-4H-A type master control CPU-PLC produced by WECON; the PLC terminal X0 is connected with an emergency stop key, the terminal X1 is connected with an automatic signal lamp, the terminal X2 is connected with an automatic start key, the terminal X3 is connected with an automatic stop key, the terminal X4 is connected with a pause key, the terminal X5 is connected with a standby power lamp, the terminal X6 is connected with a standby power indicator, the terminal X7 is connected with a No. 1 running fan monitoring lamp, the terminal X10 is connected with a No. 2 running fan monitoring lamp, the terminal X11 is connected with a No. 3 running fan monitoring lamp, the terminal X12 is connected with a centrifuge running monitoring lamp, the terminal X13 is connected with a No. 1 screw batching machine monitoring lamp, the terminal X14 is connected with a No. 2 raw material batching valve monitoring lamp, the terminal X15 is connected with a No. 3 raw material batching valve monitoring lamp, the terminal X16 is connected with a main screw batching mechanism indicator lamp, the terminal X17 is connected with a raw material stirring running monitoring lamp, the terminal X20 is connected with a stirring screw batching running indicator lamp, the terminal X21, a terminal X22 is connected with a raw material lifting bucket descending indicator lamp, a terminal X23 is connected with a material preparation spiral operation indicator lamp, a terminal X24 is connected with a raw material preparation bucket rotary descending device indicator lamp, a terminal X25 is connected with a raw material preparation bucket vibrator indicator lamp, a terminal X26 is connected with a centrifuge cooling pump indicator lamp, a terminal X27 is connected with a steel mesh second conveying belt indicator lamp, a terminal X30 is connected with a collodion electrode operation indicator lamp, a terminal X31 is connected with a bale pushing cylinder indicator lamp, a terminal X32 is connected with a bag pressing cylinder indicator lamp, a terminal X33 is connected with a knife pressing cylinder indicator lamp, a terminal X34 is connected with a main furnace cooling main water inlet pump indicator lamp, a terminal X35 is connected with a main furnace cooling standby water inlet pump indicator lamp, a terminal X36 is connected with a main furnace cooling power generation main water inlet pump indicator lamp, a terminal X37 is connected with a main furnace cooling power generation standby water inlet pump indicator lamp, a terminal X40 is connected with a main furnace cooling main utility power supply pump, a terminal X41 is connected with a main furnace cooling commercial power backup water return pump indicator lamp, a terminal X42 is connected with a main furnace cooling power generation main water return pump indicator lamp, and a terminal X43 is connected with a main furnace cooling power generation backup water return pump indicator lamp; the terminals COM0, COM1, COM2, COM3, COM4, COM5, COM6 and COM7 are connected in parallel and then connected into a 24V direct current circuit, and the expansion PLC terminals PLC-16EX, PLC-16EYT, PLC-4AD, PLC-4LTC and LX3V-2WT and the 24V direct current are used as power supplies.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the expansion PLC terminal PLC-16EX is provided with three plates, a terminal X0 of the plate I is connected with a main furnace cooling commercial power secondary water return pump indicator light, a terminal X1 is connected with a main furnace cooling power generation secondary water return pump indicator light, and a terminal X3 is connected with an observation door closing position sensor; the terminal X4 is connected with an observation door opening key, the terminal X5 is connected with an observation door closing key, and the terminals X6 and X7 are respectively connected with an observation door lifting sensor; the terminals X10-X16 are respectively connected with an observation door 2 observation door closing in-place sensor, a door opening key, a door closing key and a lifting sensor.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: terminals X0-X4 of the second extension PLC terminal PLC-16EX board are respectively connected with a 2# electrode gripper in-place sensor, a clamping in-place sensor, a manual raw material batching start-stop button and a manual raw material batching and blanking button; the terminals X5-X7 are respectively connected with a No. 4 fan monitoring sensor, BX-1 and BX-2; the terminals X10-X17 are respectively connected with a 1# fan, a 2# fan, a 3# fan, a 4# fan fault detection sensor, a centrifuge fault, a 1# raw material batching fault, a raw material main screw fault and a raw material stirring fault sensor.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the terminals X0-X5 of the extension PLC terminal PLC-16EX board III are respectively connected with a stirring screw fault, a raw material lifting hopper fault, a prepared material screw blanking fault, a steel mesh second conveying belt fault and a cotton stirring motor fault sensor; and the X6-X17 are respectively connected with fault sensors of a mains supply main water inlet pump, a mains supply standby water inlet pump, a power generation main water inlet pump, a power generation standby water inlet pump, a mains supply main water return pump, a mains supply standby water return pump, a power generation main water return pump, a power generation standby water return pump, a mains supply secondary water return pump and a power generation secondary water return pump which are cooled by the main furnace.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the expansion PLC terminal PLC-16EYT is provided with two plates, a terminal Y0-Y5 of the first plate is respectively connected with a 2# observation port door, a 1# observation camera lifter, a 2# observation port camera lifter, a steel mesh second conveying belt, a cotton rolling motor and a centrifuge under a furnace in series through a series-connected relay, and terminals X6-X7 are respectively connected with a 15KW fan and an 11KW fan; the terminals Y10-Y17 are respectively connected in series with a 5.5KW fan, a 4.0KW fan, a main furnace commercial power cooling water inlet pump, a main furnace cooling commercial power standby water inlet pump, a main furnace power generation cooling main water inlet pump, a main furnace cooling power generation standby water inlet pump, a main furnace test sheet cooling main water outlet pump and a main furnace cooling commercial power standby water outlet pump through relays connected in series.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the terminals Y0-Y5 of the second extended PLC terminal PLC-16EYT plate are connected with a main furnace cooling power generation main water outlet pump, a main furnace cooling power generation standby water outlet pump, a main furnace cooling commercial power secondary water outlet pump, a main furnace cooling power generation secondary water outlet pump and a generator operation execution interface through relays respectively; the terminals X6-X7 are respectively connected with the main furnace heating pipe and the standby connection wire through relays; the terminal Y10 is connected with the automatic operation indicator light and then connected into 24V direct current, and the terminal Y11 is connected with the fault buzzer and then connected into 24V direct current.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the expansion PLC terminal PLC-4AD has four plates, wherein the terminals V11+ and V1+ of the plate I are connected in parallel and then supply power to the water inlet tank liquid level sensor together with the V11-; after the V2+ and the V12+ are connected in parallel, the V12-is used for supplying power for the liquid level sensor of the water outlet tank; after the terminals V3+ and V13+ are connected in parallel, the terminals and the V13-supply power to the 1# wind pressure sensor; and the terminals V4 and V14+ are connected in parallel and then supply power to the 2# wind pressure sensor together with V14-.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: terminals V11+ and V1+ of a second plate of the extended PLC terminal PLC-4AD are connected in parallel and then supply power to the 3# wind pressure sensor together with the V11-; v2+ and V12+ are connected in parallel and then supply power to the 4# wind pressure sensor together with V12-; after terminals V3+ and V13+ are connected in parallel, power is supplied to the terminals B-J1 together with V13-; the terminals V4 and V14+ are connected in parallel and then supply power to B-J2 together with V14-.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: terminals V11+, V1+ and V11-of a plate III and a plate IV of the expansion PLC terminal PLC-4AD are respectively connected with excitation motors B-C1 and B-C5; terminals V2, V12+ and V12-are respectively connected with excitation motors B-C2 and B-C6; terminals V3, V13+ and V13-are respectively connected with excitation motors B-C3 and B-C7; the terminals V4, V14+ and V14-are respectively connected with the excited motors B-C4 and B-C8.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the expansion PLC terminal PLC-4LTC comprises two plates, wherein a terminal L1-, L1+ and FG1 of a plate I is connected with a temperature sensor of a main furnace, a terminal FG 2-, L2+ and L2-are connected with the temperature sensor of a lower port of the main furnace, a terminal FG 3-, L3+ and L3-are connected with a water inlet temperature sensor of the main furnace, and a terminal GF 4-, L4+ and L4-are connected with temperature control.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the board terminals 11+, L1+, L1-FG 1 of the extension PLC terminal PLC-4LTC are connected with a water inlet tank temperature sensor; the terminals 12+, L2+, L2-FG 2 are connected with a temperature sensor of the water outlet tank; the terminals 13+, L3+, L3-FG 3 are connected with the air duct I temperature sensor; the terminals 14+, L4+, L4-FG 4 are connected with a wind channel II temperature sensor.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the terminals FG1, F1+, F1-, E1+, E1-, S1+ and S1-of the expansion PLC terminal LX3V-2WT are connected with a raw material weighing device; terminals FG2, F2+, F2-, E2+, E2-, S2+, S2-are connected to the main furnace weighing device.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: a terminal TB of the XFC500 frequency converter is connected with a 24V-direct current power supply, and a terminal COM is connected with the positive pole of a 24V direct current; the 485+ and 485-terminals are respectively connected with the positive electrode and the negative electrode of alternating current; a fuse is connected between terminals DO1 and CME.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the mains supply main water inlet pump and the mains supply auxiliary water inlet pump are respectively connected with the knife switch KM5 and KM6 through the relay KH5 and the relay KH6 and then are connected in a 380V circuit in parallel; the mains supply main water return pump and the mains supply standby water return pump are respectively connected with the knife switch KM7 and the knife switch KM8 after passing through the relay KH7 and the relay KH8, and then are connected in a 380V circuit in parallel; the commercial power secondary water return pump is sequentially connected with a relay KH9 and a knife switch KM9 in series and then is merged into a 380V circuit; the main power generation water inlet pump and the auxiliary power generation water inlet pump are respectively connected with relays KH10 and KH11 in series, then respectively connected with knife switch KM10 and KM11, and then merged into a 380V circuit; the power generation main water return pump and the power generation standby water return pump are respectively connected with the relays KH12 and KH13 in series, then respectively connected with the knife switch KM12 and KM13, and then merged into a 380V circuit; the power generation secondary water return pump is sequentially connected with a relay KH14 and a knife switch KM14 in series and then is merged into a 380V circuit.

The utility model has the advantages that: simple structure, the treatment effect is good, will gu useless rubbish heat to 1400 to 1500 ℃ the stable outflow of dissolved current in plasma melting furnace, and the silk floss is drawn into under the effect of centrifugal wire drawing machine, and this system integrated control has saved a large amount of labours, and the measurement is accurate.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a power circuit diagram of the present invention.

Fig. 3 is a circuit diagram of the power device of the present invention.

Fig. 4 is a circuit diagram of the feed preparation conveying device of the present invention.

Fig. 5 is a main control circuit diagram of the communication part of the present invention.

Fig. 6 is a wiring diagram of the extended PLC terminal PLC-16EX board of the present invention.

Fig. 7 is a two-wiring diagram of the extended PLC terminal PLC-16EX board of the present invention.

Fig. 8 is a three-wiring diagram of the extended PLC terminal PLC-16EX board of the present invention.

Fig. 9 is a wiring diagram of the extended PLC terminal PLC-16EYT board of the present invention.

Fig. 10 is a two-wiring diagram of the extended PLC terminal PLC-16EYT board of the present invention.

Figure 11 is the utility model discloses an extension PLC terminal PLC-4AD board wiring diagram.

Fig. 12 is a two-wire diagram of the extended PLC terminal PLC-4AD board of the present invention.

Fig. 13 is the utility model discloses a three wiring diagrams of PLC terminal PLC-4AD board.

Figure 14 is the utility model discloses a four wiring diagrams of PLC terminal PLC-4AD board.

Fig. 15 is a wiring diagram of the PLC terminal PLC-4LTC board of the present invention.

Fig. 16 is a two-wiring diagram of the PLC terminal PLC-4LTC board of the present invention.

Fig. 17 is a wiring diagram of the PLC terminal LX3V-2WT according to the present invention.

Fig. 18 is a schematic diagram of the connection of the frequency converter of the present invention.

Fig. 19 is a circuit connection diagram of the utility model.

Fig. 20 is a circuit connection diagram of the power generation water pump of the present invention.

Fig. 21 is an analog input/output terminal diagram of the present invention.

FIG. 22 is a diagram of the temperature 4LTC/4PT terminal of the present invention.

Fig. 23 is a terminal diagram of the monitoring digital quantity outside the temperature 4 PT/weighing 2 WT/cabinet of the present invention.

Fig. 24 is a terminal diagram of the frequency conversion control of the digital quantity/terminal executed outside the cabinet of the present invention.

Fig. 25 is a terminal frequency conversion control terminal diagram of the present invention.

Fig. 26 is a terminal frequency-conversion control terminal diagram two of the present invention.

Detailed Description

The invention will be further explained with reference to the following description of the drawings.

Fig. 1 is a preferred mode of the present invention, which shows a resource utilization production line for solid waste and hazardous waste by using a plasma melting furnace, comprising a pretreatment system, a weighing machine, a lifting machine, a feed hopper, a furnace body, a centrifugal wire drawing machine cooling system, a plasma melting furnace, a centrifugal wire drawing machine, a silk floss conveyor, a packing machine, a heat exchange system, a cyclone dust collector, a pulse dust collector, an activated carbon absorber, a water tank, a draught fan, a power circuit, an extended PLC terminal, and a power generation secondary water return pump, wherein the weighing machine is installed at the front end of the lifting machine; the pretreatment system is arranged at the front end of the weighing machine, consists of a crusher, a stirrer and a dryer, and is used for crushing solid waste garbage into particles of 5-8 mm, adding ingredients, stirring and drying; the hoister and the weighing machine are connected through a box body; the box body is internally provided with a second conveying belt which is connected with the weighing machine and the elevator, and the box body is used for avoiding the generation of fly ash in the conveying and lifting of solid waste; the lower part of the elevator feed opening is connected with a feed hopper; the plasma melting furnace is arranged below the feed hopper and is communicated with a feed inlet of the plasma melting furnace; the furnace body and centrifugal wire drawing machine cooling system is a water jacket layer wound in an interlayer of the plasma melting furnace and the centrifugal wire drawing machine and is connected with a water pump through a water pipe, the other end of the water pump is connected with a water inlet pipe of a water tank, and the furnace body and the centrifugal wire drawing machine of the plasma melting furnace are cooled circularly, so that the furnace body and the centrifugal wire drawing machine are prevented from being damaged due to overhigh temperature.

The resource utilization production line for carrying out solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the flue gas pipeline of the plasma melting furnace is connected with the water circulation type heat exchange system, so that the high-temperature flue gas is instantly reduced to below 400 ℃; and the flue gas after purification is discharged into the atmosphere after being sequentially connected with a cyclone dust collector, a pulse dust collector, an activated carbon adsorber and a draught fan.

The resource utilization production line for carrying out solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the melting port of the plasma melting furnace is downwards connected with the centrifugal wire drawing machine in sequence, the melted solution drops on the flywheel of the centrifugal wire drawing machine, and the solution is drawn into a strip shape under the action of the rotating force of the flywheel of the centrifugal wire drawing machine, and the air pipe with the rear end blows and drops on the second silk floss conveying belt.

The resource utilization production line for carrying out solid waste and hazardous waste by using the plasma melting furnace is characterized in that: and a discharge port on the left side of the centrifugal wire drawing machine is connected with a silk floss conveyor, and the drawn silk floss is conveyed to a packaging machine for bagging under the conveying of the conveyor, and is sealed and stacked.

The resource utilization production line for carrying out solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the bottom in the plasma melting furnace is provided with a fireproof lining made of chrome-magnesia bricks.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the system adopts 380V commercial power, is provided with a standby power supply and a communication circuit, the commercial power supply is connected with three sockets through a knife switch, the three-phase socket is connected with two three sockets in parallel in series to supply power to a host, one socket is connected with an alternating current-direct current converter to provide 24V direct current for the system, and the auxiliary power supply and the PLC power supply are 220V alternating current. Power supply circuit connects in parallel has 15KW fan, 11KW fan, 7.5KW to get rid of silk centrifuge, 5.5KW fan, 5.5KW lifting machine hopper, 5.5KW raw materials main screw machine, 4.0KW fan branch road, the unloading of prepareeing material, first second conveyer belt, second conveyer belt, and reserve branch road, above-mentioned each branch road respectively through XFC500 converter, start switch establish ties after with main circuit parallel connection.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the voltage of the communication circuit is 24V direct current, the communication circuit adopts network cable communication and is provided with a P19150 display and an LX3V-3624MT-4H-A type master control CPU-PLC produced by WECON; the PLC terminal X0 is connected with an emergency stop key, the terminal X1 is connected with an automatic signal lamp, the terminal X2 is connected with an automatic start key, the terminal X3 is connected with an automatic stop key, the terminal X4 is connected with a pause key, the terminal X5 is connected with a standby power lamp, the terminal X6 is connected with a standby power indicator, the terminal X7 is connected with a No. 1 running fan monitoring lamp, the terminal X10 is connected with a No. 2 running fan monitoring lamp, the terminal X11 is connected with a No. 3 running fan monitoring lamp, the terminal X12 is connected with a centrifuge running monitoring lamp, the terminal X13 is connected with a No. 1 screw batching machine monitoring lamp, the terminal X14 is connected with a No. 2 raw material batching valve monitoring lamp, the terminal X15 is connected with a No. 3 raw material batching valve monitoring lamp, the terminal X16 is connected with a main screw batching mechanism indicator lamp, the terminal X17 is connected with a raw material stirring running monitoring lamp, the terminal X20 is connected with a stirring screw batching running indicator lamp, the terminal X21, a terminal X22 is connected with a raw material lifting bucket descending indicator lamp, a terminal X23 is connected with a material preparation spiral operation indicator lamp, a terminal X24 is connected with a raw material preparation bucket rotary descending device indicator lamp, a terminal X25 is connected with a raw material preparation bucket vibrator indicator lamp, a terminal X26 is connected with a centrifuge cooling pump indicator lamp, a terminal X27 is connected with a steel mesh second conveying belt indicator lamp, a terminal X30 is connected with a collodion electrode operation indicator lamp, a terminal X31 is connected with a bale pushing cylinder indicator lamp, a terminal X32 is connected with a bag pressing cylinder indicator lamp, a terminal X33 is connected with a knife pressing cylinder indicator lamp, a terminal X34 is connected with a main furnace cooling main water inlet pump indicator lamp, a terminal X35 is connected with a main furnace cooling standby water inlet pump indicator lamp, a terminal X36 is connected with a main furnace cooling power generation main water inlet pump indicator lamp, a terminal X37 is connected with a main furnace cooling power generation standby water inlet pump indicator lamp, a terminal X40 is connected with a main furnace cooling main utility power supply pump, a terminal X41 is connected with a main furnace cooling commercial power backup water return pump indicator lamp, a terminal X42 is connected with a main furnace cooling power generation main water return pump indicator lamp, and a terminal X43 is connected with a main furnace cooling power generation backup water return pump indicator lamp; the terminals COM0, COM1, COM2, COM3, COM4, COM5, COM6 and COM7 are connected in parallel and then connected into a 24V direct current circuit, and the expansion PLC terminals PLC-16EX, PLC-16EYT, PLC-4AD, PLC-4LTC and LX3V-2WT and the 24V direct current are used as power supplies.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the expansion PLC terminal PLC-16EX is provided with three plates, a terminal X0 of the plate I is connected with a main furnace cooling commercial power secondary water return pump indicator light, a terminal X1 is connected with a main furnace cooling power generation secondary water return pump indicator light, and a terminal X3 is connected with an observation door closing position sensor; the terminal X4 is connected with an observation door opening key, the terminal X5 is connected with an observation door closing key, and the terminals X6 and X7 are respectively connected with an observation door lifting sensor; the terminals X10-X16 are respectively connected with an observation door 2 observation door closing in-place sensor, a door opening key, a door closing key and a lifting sensor.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: terminals X0-X4 of the second extension PLC terminal PLC-16EX board are respectively connected with a 2# electrode gripper in-place sensor, a clamping in-place sensor, a manual raw material batching start-stop button and a manual raw material batching and blanking button; the terminals X5-X7 are respectively connected with a No. 4 fan monitoring sensor, BX-1 and BX-2; the terminals X10-X17 are respectively connected with a 1# fan, a 2# fan, a 3# fan, a 4# fan fault detection sensor, a centrifuge fault, a 1# raw material batching fault, a raw material main screw fault and a raw material stirring fault sensor.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the terminals X0-X5 of the extension PLC terminal PLC-16EX board III are respectively connected with a stirring screw fault, a raw material lifting hopper fault, a prepared material screw blanking fault, a steel mesh second conveying belt fault and a cotton stirring motor fault sensor; and the X6-X17 are respectively connected with fault sensors of a mains supply main water inlet pump, a mains supply standby water inlet pump, a power generation main water inlet pump, a power generation standby water inlet pump, a mains supply main water return pump, a mains supply standby water return pump, a power generation main water return pump, a power generation standby water return pump, a mains supply secondary water return pump and a power generation secondary water return pump which are cooled by the main furnace.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the expansion PLC terminal PLC-16EYT is provided with two plates, a terminal Y0-Y5 of the first plate is respectively connected with a 2# observation port door, a 1# observation camera lifter, a 2# observation port camera lifter, a steel mesh second conveying belt, a cotton rolling motor and a centrifuge under a furnace in series through a series-connected relay, and terminals X6-X7 are respectively connected with a 15KW fan and an 11KW fan; the terminals Y10-Y17 are respectively connected in series with a 5.5KW fan, a 4.0KW fan, a main furnace commercial power cooling water inlet pump, a main furnace cooling commercial power standby water inlet pump, a main furnace power generation cooling main water inlet pump, a main furnace cooling power generation standby water inlet pump, a main furnace test sheet cooling main water outlet pump and a main furnace cooling commercial power standby water outlet pump through relays connected in series.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the terminals Y0-Y5 of the second extended PLC terminal PLC-16EYT plate are connected with a main furnace cooling power generation main water outlet pump, a main furnace cooling power generation standby water outlet pump, a main furnace cooling commercial power secondary water outlet pump, a main furnace cooling power generation secondary water outlet pump and a generator operation execution interface through relays respectively; the terminals X6-X7 are respectively connected with the main furnace heating pipe and the standby connection wire through relays; the terminal Y10 is connected with the automatic operation indicator light and then connected into 24V direct current, and the terminal Y11 is connected with the fault buzzer and then connected into 24V direct current.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the expansion PLC terminal PLC-4AD has four plates, wherein the terminals V11+ and V1+ of the plate I are connected in parallel and then supply power to the water inlet tank liquid level sensor together with the V11-; after the V2+ and the V12+ are connected in parallel, the V12-is used for supplying power for the liquid level sensor of the water outlet tank; after the terminals V3+ and V13+ are connected in parallel, the terminals and the V13-supply power to the 1# wind pressure sensor; and the terminals V4 and V14+ are connected in parallel and then supply power to the 2# wind pressure sensor together with V14-.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: terminals V11+ and V1+ of a second plate of the extended PLC terminal PLC-4AD are connected in parallel and then supply power to the 3# wind pressure sensor together with the V11-; v2+ and V12+ are connected in parallel and then supply power to the 4# wind pressure sensor together with V12-; after terminals V3+ and V13+ are connected in parallel, power is supplied to the terminals B-J1 together with V13-; the terminals V4 and V14+ are connected in parallel and then supply power to B-J2 together with V14-.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: terminals V11+, V1+ and V11-of a plate III and a plate IV of the expansion PLC terminal PLC-4AD are respectively connected with excitation motors B-C1 and B-C5; terminals V2, V12+ and V12-are respectively connected with excitation motors B-C2 and B-C6; terminals V3, V13+ and V13-are respectively connected with excitation motors B-C3 and B-C7; the terminals V4, V14+ and V14-are respectively connected with the excited motors B-C4 and B-C8.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the expansion PLC terminal PLC-4LTC comprises two plates, wherein a terminal L1-, L1+ and FG1 of a plate I is connected with a temperature sensor of a main furnace, a terminal FG 2-, L2+ and L2-are connected with the temperature sensor of a lower port of the main furnace, a terminal FG 3-, L3+ and L3-are connected with a water inlet temperature sensor of the main furnace, and a terminal GF 4-, L4+ and L4-are connected with temperature control.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the board terminals 11+, L1+, L1-FG 1 of the extension PLC terminal PLC-4LTC are connected with a water inlet tank temperature sensor; the terminals 12+, L2+, L2-FG 2 are connected with a temperature sensor of the water outlet tank; the terminals 13+, L3+, L3-FG 3 are connected with the air duct I temperature sensor; the terminals 14+, L4+, L4-FG 4 are connected with a wind channel II temperature sensor.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the terminals FG1, F1+, F1-, E1+, E1-, S1+ and S1-of the expansion PLC terminal LX3V-2WT are connected with a raw material weighing device; terminals FG2, F2+, F2-, E2+, E2-, S2+, S2-are connected to the main furnace weighing device.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: a terminal TB of the XFC500 frequency converter is connected with a 24V-direct current power supply, and a terminal COM is connected with the positive pole of a 24V direct current; the 485+ and 485-terminals are respectively connected with the positive electrode and the negative electrode of alternating current; a fuse is connected between terminals DO1 and CME.

The automatic control system for the production line for recycling solid waste and hazardous waste by using the plasma melting furnace is characterized in that: the mains supply main water inlet pump and the mains supply auxiliary water inlet pump are respectively connected with the knife switch KM5 and KM6 through the relay KH5 and the relay KH6 and then are connected in a 380V circuit in parallel; the mains supply main water return pump and the mains supply standby water return pump are respectively connected with the knife switch KM7 and the knife switch KM8 after passing through the relay KH7 and the relay KH8, and then are connected in a 380V circuit in parallel; the commercial power secondary water return pump is sequentially connected with a relay KH9 and a knife switch KM9 in series and then is merged into a 380V circuit; the main power generation water inlet pump and the auxiliary power generation water inlet pump are respectively connected with relays KH10 and KH11 in series, then respectively connected with knife switch KM10 and KM11, and then merged into a 380V circuit; the power generation main water return pump and the power generation standby water return pump are respectively connected with the relays KH12 and KH13 in series, then respectively connected with the knife switch KM12 and KM13, and then merged into a 380V circuit; the power generation secondary water return pump is sequentially connected with a relay KH14 and a knife switch KM14 in series and then is merged into a 380V circuit.

The foregoing is a detailed description of the present invention, and the specific embodiments applied herein are described in detail, and the description of the above embodiments is only used to help understand the method and its core idea of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (6)

1. An automatic control system for a production line for recycling solid waste and hazardous waste by using a plasma melting furnace comprises a pretreatment system, a weighing machine, a lifting machine, a feed hopper, a furnace body, a centrifugal wire drawing machine cooling system, a plasma melting furnace, a centrifugal wire drawing machine, a silk floss conveyor, a packing machine, a heat exchange system, a cyclone dust collector, a pulse dust collector, an activated carbon absorber, a water tank, a draught fan, a power circuit, an extension PLC terminal and a power generation secondary water return pump, wherein the weighing machine is arranged at the front end of the lifting machine; the pretreatment system is arranged at the front end of the weighing machine and consists of a crusher, a stirrer and a dryer, and the hoister is connected with the weighing machine through a box body; a conveying belt is arranged in the box body and connected with a weighing machine and a hoisting machine, and the lower part of a discharge port of the hoisting machine is connected with a feed hopper; the plasma melting furnace is arranged below the feed hopper and is communicated with a feed inlet of the plasma melting furnace; the furnace body and the centrifugal wire drawing machine cooling system are water jacket layers wound in an interlayer of the plasma melting furnace and the centrifugal wire drawing machine and are connected with a water pump through a water pipe, the other end of the water pump is connected with an inlet water pipe of a water tank, and a flue gas pipeline of the plasma melting furnace is connected with a water circulation type heat exchange system; flue gas pipeline is connected the back with cyclone in proper order behind the heat exchanger and removes dust, pulse dust collector, active carbon adsorber, draught fan and in discharging the atmosphere with the flue gas after purifying, the bottom is provided with the chamotte brick in the plasma melting furnace and makes fire prevention inside lining, its characterized in that: the system adopts 380V commercial power, and is provided with a standby power supply and a communication circuit, wherein the commercial power supply is connected with three sockets through a switch blade, the three-phase socket is connected with two three sockets in parallel in series to supply power to a host, one socket is connected with an AC-DC converter to provide 24V direct current for the system, an auxiliary power supply and a PLC power supply are 220V alternating current, the power circuit is connected with a 15KW fan, a 11KW fan, a 7.5KW throwing centrifugal machine, a 5.5KW fan, a 5.5KW elevator hopper, a 5.5KW raw material main screw machine, a 4.0KW fan branch, material preparation and blanking, a first conveying belt, a second conveying belt and a standby branch in parallel, and the branches are connected with the main circuit in parallel after being connected with each other through an XFC; the voltage of the communication circuit is 24V direct current, the communication circuit adopts network cable communication and is provided with a P19150 display and an LX3V-3624MT-4H-A type master control CPU-PLC produced by WECON; the PLC terminal X0 is connected with an emergency stop key, the terminal X1 is connected with an automatic signal lamp, the terminal X2 is connected with an automatic start key, the terminal X3 is connected with an automatic stop key, the terminal X4 is connected with a pause key, the terminal X5 is connected with a standby power lamp, the terminal X6 is connected with a standby power indicator, the terminal X7 is connected with a No. 1 running fan monitoring lamp, the terminal X10 is connected with a No. 2 running fan monitoring lamp, the terminal X11 is connected with a No. 3 running fan monitoring lamp, the terminal X12 is connected with a centrifuge running monitoring lamp, the terminal X13 is connected with a No. 1 screw batching machine monitoring lamp, the terminal X14 is connected with a No. 2 raw material batching valve monitoring lamp, the terminal X15 is connected with a No. 3 raw material batching valve monitoring lamp, the terminal X16 is connected with a main screw batching mechanism indicator lamp, the terminal X17 is connected with a raw material stirring running monitoring lamp, the terminal X20 is connected with a stirring screw batching running indicator lamp, the terminal X21, a terminal X22 is connected with a raw material lifting bucket descending indicator light, a terminal X23 is connected with a material preparation spiral operation indicator light, a terminal X24 is connected with a raw material preparation bucket rotary descending device indicator light, a terminal X25 is connected with a raw material preparation bucket vibrator indicator light, a terminal X26 is connected with a centrifuge cooling pump indicator light, a terminal X27 is connected with a steel mesh conveyor belt indicator light, a terminal X30 is connected with a collodion electrode operation indicator light, a terminal X31 is connected with a push bag cylinder indicator light, a terminal X32 is connected with a bag pressing cylinder indicator light, a terminal X33 is connected with a knife pressing cylinder indicator light, a terminal X34 is connected with a main furnace cooling main water inlet pump indicator light, a terminal X35 is connected with a main furnace cooling standby water inlet pump indicator light, a terminal X36 is connected with a main furnace cooling power generation main water inlet pump indicator light, a terminal X37 is connected with a main furnace cooling power generation standby water inlet pump indicator light, a terminal X40 is connected with a main furnace cooling main water inlet pump indicator light, and a commercial power terminal X41 is connected with a, the terminal X42 is connected with a main furnace cooling power generation main water return pump indicator light, and the terminal X43 is connected with a main furnace cooling power generation auxiliary water return pump indicator light; the terminals COM0, COM1, COM2, COM3, COM4, COM5, COM6 and COM7 are connected in parallel and then connected into a 24V direct current circuit, and the expansion PLC terminals PLC-16EX, PLC-16EYT, PLC-4AD, PLC-4LTC and LX3V-2WT and the 24V direct current are used as power supplies.

2. The automatic control system for the production line for recycling solid wastes and hazardous wastes by using the plasma melting furnace as claimed in claim 1, which is characterized in that: the expansion PLC terminal PLC-16EX is provided with three plates, a terminal X0 of the plate I is connected with a main furnace cooling commercial power secondary water return pump indicator light, a terminal X1 is connected with a main furnace cooling power generation secondary water return pump indicator light, and a terminal X3 is connected with an observation door closing position sensor; the terminal X4 is connected with an observation door opening key, the terminal X5 is connected with an observation door closing key, and the terminals X6 and X7 are respectively connected with an observation door lifting sensor; the terminals X10-X16 are respectively connected with an observation door 2 observation door closing in-place sensor, a door opening key, a door closing key and a lifting sensor.

3. The automatic control system for the production line for recycling solid wastes and hazardous wastes by using the plasma melting furnace according to claim 1 or 2, characterized in that: terminals X0-X4 of the second extension PLC terminal PLC-16EX board are respectively connected with a 2# electrode gripper in-place sensor, a clamping in-place sensor, a manual raw material batching start-stop button and a manual raw material batching and blanking button; the terminals X5-X7 are respectively connected with a No. 4 fan monitoring sensor, BX-1 and BX-2; the terminals X10-X17 are respectively connected with a 1# fan, a 2# fan, a 3# fan, a 4# fan fault detection sensor, a centrifuge fault, a 1# raw material batching fault, a raw material main screw fault and a raw material stirring fault sensor; the terminals X0-X5 of the extension PLC terminal PLC-16EX board III are respectively connected with a stirring screw fault, a raw material lifting hopper fault, a prepared material screw blanking fault, a steel mesh conveying belt fault and a cotton stirring motor fault sensor; X6-X17 are respectively connected with fault sensors of a mains supply main water inlet pump, a mains supply backup water inlet pump, a power generation main water inlet pump, a power generation backup water inlet pump, a mains supply main water return pump, a mains supply backup water return pump, a power generation main water return pump, a power generation backup water return pump, a mains supply secondary water return pump and a power generation secondary water return pump which are cooled by a main furnace; the expansion PLC terminal PLC-16EYT is provided with two plates, a terminal Y0-Y5 of a plate I is respectively connected with a 2# observation port door, a 1# observation camera lifter, a 2# observation port camera lifter, a steel mesh conveying belt, a cotton winding motor and a furnace lower centrifuge in series through a relay connected in series, and terminals X6-X7 are respectively connected with a 15KW fan and an 11KW fan; the terminals Y10-Y17 are respectively connected in series with a 5.5KW fan, a 4.0KW fan, a main furnace commercial power cooling water inlet pump, a main furnace cooling commercial power auxiliary water inlet pump, a main furnace power generation cooling main water inlet pump, a main furnace cooling power generation auxiliary water inlet pump, a main furnace test sheet cooling main water outlet pump and a main furnace cooling commercial power auxiliary water outlet pump through relays connected in series; the terminals Y0-Y5 of the second extended PLC terminal PLC-16EYT plate are connected with a main furnace cooling power generation main water outlet pump, a main furnace cooling power generation standby water outlet pump, a main furnace cooling commercial power secondary water outlet pump, a main furnace cooling power generation secondary water outlet pump and a generator operation execution interface through relays respectively; the terminals X6-X7 are respectively connected with the main furnace heating pipe and the standby connection wire through relays; the terminal Y10 is connected with the automatic operation indicator light and then connected into 24V direct current, and the terminal Y11 is connected with the fault buzzer and then connected into 24V direct current.

4. The automatic control system for the production line for recycling solid wastes and hazardous wastes by using the plasma melting furnace as claimed in claim 1, which is characterized in that: the expansion PLC terminal PLC-4AD has four plates, wherein the terminals V11+ and V1+ of the plate I are connected in parallel and then supply power to the water inlet tank liquid level sensor together with the V11-; after the V2+ and the V12+ are connected in parallel, the V12-is used for supplying power for the liquid level sensor of the water outlet tank; after the terminals V3+ and V13+ are connected in parallel, the terminals and the V13-supply power to the 1# wind pressure sensor; the terminals V4 and V14+ are connected in parallel and then supply power to the 2# wind pressure sensor together with V14-; terminals V11+ and V1+ of a second plate of the extended PLC terminal PLC-4AD are connected in parallel and then supply power to the 3# wind pressure sensor together with the V11-; v2+ and V12+ are connected in parallel and then supply power to the 4# wind pressure sensor together with V12-; after terminals V3+ and V13+ are connected in parallel, power is supplied to the terminals B-J1 together with V13-; the terminals V4 and V14+ are connected in parallel and then supply power to B-J2 together with V14-; terminals V11+, V1+ and V11-of a plate III and a plate IV of the expansion PLC terminal PLC-4AD are respectively connected with excitation motors B-C1 and B-C5; terminals V2, V12+ and V12-are respectively connected with excitation motors B-C2 and B-C6; terminals V3, V13+ and V13-are respectively connected with excitation motors B-C3 and B-C7; the terminals V4, V14+ and V14-are respectively connected with the excited motors B-C4 and B-C8.

5. The automatic control system for the production line for recycling solid wastes and hazardous wastes by using the plasma melting furnace as claimed in claim 1, which is characterized in that: the expansion PLC terminal PLC-4LTC comprises two plates, wherein a terminal L1-, L1+ and FG1 of a plate I is connected with a temperature sensor of a main furnace, terminals FG2, L2+ and L2-are connected with a temperature sensor at the lower port of the main furnace, terminals FG3, L3+ and L3-are connected with a water inlet temperature sensor of the main furnace, and terminals GF4, L4+ and L4-are connected with temperature control; the board terminals 11+, L1+, L1-FG 1 of the extension PLC terminal PLC-4LTC are connected with a water inlet tank temperature sensor; the terminals 12+, L2+, L2-FG 2 are connected with a temperature sensor of the water outlet tank; the terminals 13+, L3+, L3-FG 3 are connected with the air duct I temperature sensor; the terminals 14+, L4+, L4-FG 4 are connected with the air duct II temperature sensor; the terminals FG1, F1+, F1-, E1+, E1-, S1+ and S1-of the expansion PLC terminal LX3V-2WT are connected with a raw material weighing device; terminals FG2, F2+, F2-, E2+, E2-, S2+, S2-are connected to the main furnace weighing device.

6. The automatic control system for the production line for recycling solid wastes and hazardous wastes by using the plasma melting furnace as claimed in claim 1, which is characterized in that: a terminal TB of the XFC500 frequency converter is connected with a 24V-direct current power supply, and a terminal COM is connected with the positive pole of a 24V direct current; the 485+ and 485-terminals are respectively connected with the positive electrode and the negative electrode of alternating current; a fuse is connected between the terminal DO1 and the CME; the mains supply main water inlet pump and the mains supply auxiliary water inlet pump are respectively connected with the knife switch KM5 and KM6 through the relay KH5 and the relay KH6 and then are connected in a 380V circuit in parallel; the mains supply main water return pump and the mains supply standby water return pump are respectively connected with the knife switch KM7 and the knife switch KM8 after passing through the relay KH7 and the relay KH8, and then are connected in a 380V circuit in parallel; the commercial power secondary water return pump is sequentially connected with a relay KH9 and a knife switch KM9 in series and then is merged into a 380V circuit; the main power generation water inlet pump and the auxiliary power generation water inlet pump are respectively connected with relays KH10 and KH11 in series, then respectively connected with knife switch KM10 and KM11, and then merged into a 380V circuit; the power generation main water return pump and the power generation standby water return pump are respectively connected with the relays KH12 and KH13 in series, then respectively connected with the knife switch KM12 and KM13, and then merged into a 380V circuit; the power generation secondary water return pump is sequentially connected with a relay KH14 and a knife switch KM14 in series and then is merged into a 380V circuit.

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