CN103950670B - A kind of fixed refuse compaction equipment - Google Patents

A kind of fixed refuse compaction equipment Download PDF

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Publication number
CN103950670B
CN103950670B CN201410189983.8A CN201410189983A CN103950670B CN 103950670 B CN103950670 B CN 103950670B CN 201410189983 A CN201410189983 A CN 201410189983A CN 103950670 B CN103950670 B CN 103950670B
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CN
China
Prior art keywords
scraper plate
lifting
solenoid
carry
control valve
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CN201410189983.8A
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Chinese (zh)
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CN103950670A (en
Inventor
张后亮
高建文
王文忠
孔令伟
翟才余
钱善本
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HYVA MACHINERY (CHINA) Co Ltd
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HYVA MACHINERY (CHINA) Co Ltd
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Priority to CN201410189983.8A priority Critical patent/CN103950670B/en
Publication of CN103950670A publication Critical patent/CN103950670A/en
Priority to PCT/CN2015/078503 priority patent/WO2015169246A1/en
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Publication of CN103950670B publication Critical patent/CN103950670B/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B9/00—Presses specially adapted for particular purposes
    • B30B9/30—Presses specially adapted for particular purposes for baling; Compression boxes therefor
    • B30B9/3003—Details
    • B30B9/3007—Control arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65F—GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
    • B65F3/00—Vehicles particularly adapted for collecting refuse
    • B65F3/14—Vehicles particularly adapted for collecting refuse with devices for charging, distributing or compressing refuse in the interior of the tank of a refuse vehicle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B9/00—Presses specially adapted for particular purposes
    • B30B9/30—Presses specially adapted for particular purposes for baling; Compression boxes therefor
    • B30B9/3003—Details
    • B30B9/301—Feed means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B9/00—Presses specially adapted for particular purposes
    • B30B9/30—Presses specially adapted for particular purposes for baling; Compression boxes therefor
    • B30B9/3042—Containers provided with, or connectable to, compactor means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65F—GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
    • B65F3/00—Vehicles particularly adapted for collecting refuse
    • B65F3/14—Vehicles particularly adapted for collecting refuse with devices for charging, distributing or compressing refuse in the interior of the tank of a refuse vehicle
    • B65F3/20—Vehicles particularly adapted for collecting refuse with devices for charging, distributing or compressing refuse in the interior of the tank of a refuse vehicle with charging pistons, plates, or the like

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing Of Solid Wastes (AREA)
  • Refuse Collection And Transfer (AREA)

Abstract

The present invention relates to a kind of fixed refuse compaction equipment, dustbin front portion end face is provided with dog-house, rear door frame is provided with rear door closure, and anterior in prow shape, bottom support is on bottom girder, the lower section of rear door frame is provided with roller, in orbit, the rear end of track sets location dimples to roller supporting, and the rear of pit is provided with positioning anchor, track front end is provided with casing fore-stock, and the front support of bottom girder is on casing fore-stock；Dustbin is respectively provided on two sides with fixed support, support bracket fastened rear column position is corresponding to the position of rear door frame, front column position is corresponding to the back edge position of dog-house, the rear column of homonymy is connected by cant beam higher than front column and both tops, and the rear column top of both sides is connected with each other by fixing entablature；It is welded with lifting bracket free bearing on fixing entablature, lifting bracket free bearing is hinged with lifting bracket, lifting bracket is provided with feed mechanism and compression mechanism.This compression device is rational in infrastructure, capacity big, compress and discharging is convenient.

Description

A kind of fixed refuse compaction equipment
Technical field
The present invention relates to a kind of refuse compaction equipment, particularly to a kind of fixed refuse compaction equipment.
Background technology
The waste management in city arranges dustbin in each residential block often, and house refuse is put in dustbin by people, is more periodically collected the rubbish in dustbin to each garbage collection points by garbage truck.In order to improve useful load, garbage truck is introduced in garbage truck toward contact with refuse compaction equipment, the rubbish in dustbin, is then compressed.
Publication No. is the precompressor that the Chinese invention patent application of CN102976018A discloses a kind of garbage truck, including skate apparatus, screeding device, scraper plate oil cylinder skateboard tank, skate apparatus is connected by rotatable parts with screeding device, scraper plate oil cylinder one end, skateboard tank one end are all fixed on skate apparatus by the first connection member, the scraper plate oil cylinder other end is fixed on screeding device by the second connection member, and the skateboard tank other end is fixed on tucker by the 3rd connection member；And when scraper plate oil cylinder stretches, screeding device just rotates around rotatable parts；When skateboard tank extends, skateboard tank drives skate apparatus, screeding device forward upward to move, and when skateboard tank shortens, skateboard tank drives skate apparatus, screeding device to move to the back lower place.
The precompressor of this garbage truck uses from rear portion feeding, from rear portion compression and from rear portion discharging, and compression device is inseparable with dustbin, and structure is complicated, and useful load is little, and in rubbish, raffinate is easily from rear end seepage.
Summary of the invention
It is an object of the invention to, overcome problems of the prior art, it is provided that a kind of fixed refuse compaction equipment, rational in infrastructure, capacity big, compression and discharging convenient.
nullFor solving above technical problem，A kind of fixed refuse compaction equipment of the present invention，Including dustbin，The anterior end face of described dustbin is provided with the dog-house wide with dustbin，The rear door frame of described dustbin is provided with the rear door closure that can open and close，The front portion of described dustbin is prow shape，The bottom support of described dustbin is on bottom girder，The front of described dustbin is provided with dustbin door frame and is connected with described bottom girder，It is welded with, on described dustbin door frame, the drag hook that dustbin can be drawn，The lower section of described rear door frame is provided with roller，Described roller supporting is in orbit，Described track is fixed on ground，The rear end of described track is provided with the pit positioning described roller，The rear vertical of described pit connects the positioning anchor being resisted against roller rear，The front end of described track is provided with casing fore-stock，The front support of described bottom girder is on described casing fore-stock；Described dustbin be respectively provided on two sides with fixed support, described fixed support includes rear column and the front column being parallel to each other, the position of described rear column is corresponding to the position of described rear door frame, the position of described front column is corresponding to the back edge position of described dog-house, the rear column of homonymy is connected by cant beam respectively higher than front column and both tops, and the rear column top of both sides is connected with each other by fixing entablature；It is welded with lifting bracket free bearing on described fixing entablature, described lifting bracket free bearing is hinged with lifting bracket, described lifting bracket is provided with the compression mechanism can being compressed rubbish in dog-house carries out the feed mechanism that feeds intake and can stretch into dog-house.
Relative to prior art, the present invention achieves following beneficial effect: the front portion of dustbin is mentioned by the drag hook of pulling arm vehicle hook firmly dustbin front portion, the rear portion of dustbin rolls on roller, until dustbin is placed in orbit, in roller sinks into the pit of track and after being resisted against on positioning anchor, the front portion of dustbin is placed on casing fore-stock by torque arm car, and dustbin is positioned；Dog-house can be fed intake by feed mechanism, and rubbish is compressed by compression mechanism, and fixed support uses low early and high after structure that feed mechanism and compressor can be avoided to be configured to interfere, it is easy to the combination of lifting bracket and dustbin or separate；After feeding, reality dustbin is dragged away from by torque arm car, sky dustbin is placed on original place and carries out next round feeding and compression；When real dustbin is transported to discharge position, the front end of dustbin is elevated, and the rear door closure of dustbin rear port is opened, and rubbish skids off from dustbin.
As the improvement of the present invention, described lifting bracket includes the curved boom being symmetrically positioned in both sides, and the first half of described curved boom is parallel to described cant beam, and the lower half of described curved boom is parallel to ground and corresponding to the dog-house length of described dustbin；The top of described curved boom is connected with each other by curved boom entablature, and described curved boom entablature is hinged on described lifting bracket free bearing, and the corner of described curved boom is connected with each other by curved boom sill；Being provided with fixing sill below described fixing entablature, described fixing sill is connected between the rear column of both sides, and described fixing sill is hinged with elevating ram, and the other end of described elevating ram is supported on the middle part of the described curved boom first half.The horizontal segment of curved boom is corresponding with the dog-house of dustbin, being easy to shelve feeding port, the piston rod of elevating ram stretches out and can lifting bracket entirety be risen, and makes feed mechanism separate with dustbin with compression mechanism, alleviate dustbin weight in transportation, reduce oil consumption and cost of transportation.
Improvement as the present invention, it is connected by tie-beam between described curved boom entablature with described curved boom sill, the upper articulation of described tie-beam has scraper plate oil cylinder, the piston rod end of described scraper plate oil cylinder is hinged with the upper end of arc swing arm, the concave surface of described arc swing arm is forward and lower end is hinged on the bottom of described tie-beam, the upper end of described arc swing arm is also hinged with scraper plate connecting rod, the other end of described scraper plate connecting rod is hinged in the middle part of the back side of scraper plate, the both sides, lower end of described scraper plate are respectively hinged at the two ends of described curved boom sill, the working face of described scraper plate is that the running orbit of concave surface arc forward and scraper plate is suitable with the front shape of described dustbin.When the piston rod of scraper plate oil cylinder stretches out, arc swing arm is promoted to rotate around lower end pin joint, scraper plate connecting rod promotes scraper plate motion, owing to scraper plate lower end is hinged on curved boom sill, so scraper plate is similar to the action rowed the boat, the rubbish on dog-house top is drawn to dustbin rear portion downwards, the most repeatedly makes rubbish fill up dustbin and obtain compression.
Improvement as the present invention, described curved boom is hollow-core construction, described curved boom inner chamber is respectively equipped with bar along the curved boom of curved boom extension, in described curved boom, the rear end of bar is stretched out from the middle part of the curved boom first half and is hinged with the piston rod end of described elevating ram, it is provided with latch hook below the front end of bar in described curved boom, the dual-side of described dustbin dog-house is respectively equipped with and the corresponding lock hook slot in described latch hook position, and when outside in described curved boom, curved boom is stretched out in the termination of bar, described latch hook is stuck in described lock hook slot；When in the termination retraction curved boom of bar in curved boom, latch hook departs from described lock hook slot.In curved boom, bar is positioned at inside curved boom, certain relative motion can be had with curved boom, when the piston rod of elevating ram stretches out, first in promotion curved boom in the termination retraction curved boom of bar, now latch hook departs from lock hook slot, lifting bracket separates with dustbin, along with elevating ram continue stretch out, lifting bracket is elevated；When the piston rod of elevating ram shrinks, first lifting bracket falls after rise, after lifting bracket is fallen on dustbin, the piston rod of elevating ram continues to shrink by the termination pull-out curved boom of bar in curved boom, latch hook injects in lock hook slot, makes lifting bracket be combined with dustbin, can carry out feeding or squeeze operation.
As the improvement of the present invention, described lifting bracket connects with the corresponding position of dog-house edge placement of described dustbin and has the enclosing protruded upward.Enclosing is possible to prevent chain bucket when feeding intake, and rubbish splashes outside dog-house.
Improvement as the present invention, the front end of described curved boom is hinged with the chain bucket upper arm downwardly extended, the front of described chain bucket upper arm is provided with and can carry out, to the dog-house of described dustbin, the chain bucket that feeds intake, the rear portion of described chain bucket is fixing with described chain bucket upper arm to be connected, the corner of described curved boom is respectively welded and carries material arm free bearing along what short transverse extended, described carry material arm free bearing bottom be hinged with respectively stretch out to chain bucket direction carry material arm, the described front end carrying material arm has been respectively articulated with chain bucket pull bar, the lower end of described chain bucket pull bar is respectively hinged on upper arm support, described upper arm support is respectively perpendicular the lower end being connected to described chain bucket upper arm；The described upper end carrying material arm free bearing has been respectively articulated with and has carried material oil cylinder, described in carry the piston rod end of material oil cylinder be respectively hinged at described in carry the middle part of material arm.Opening upwards when chain bucket keeps flat, rubbish is loaded in chain bucket, then carry material oil cylinder piston rod shrink affect carry material arm around carry material arm free bearing rotate, the front end carrying material arm drives pull bar to move upward, pull bar affects the lower end of chain bucket upper arm to rotate around upper articulation point, chain bucket is lifted up while gradually rotating to the dog-house direction of dustbin, until rubbish is introduced in dog-house, promote at this in rotary course, before arriving above dog-house, the rubbish in chain bucket can be avoided outwards to splash.
As the improvement of the present invention, the rear door frame top of described dustbin is fixed with rear door closure free bearing, described rear door closure free bearing is fixed with rear door closure and ships and resell on another market；The top of described rear door closure is fixedly connected with rear door closure pivoted arm, and described rear door closure pivoted arm is provided with kidney slot, and described kidney slot extends to the back lower place from front upper place, and described rear door closure is shipped and resell on another market and is plugged in described kidney slot；The middle part of described rear door closure short transverse is provided with the rear door closure alignment pin extended along rear door closure width；Being fixedly connected with the rear door closure positioning lock ear rearward stretched out on the rear door frame of described dustbin, the rear end of described rear door closure positioning lock ear bends downwards and hooks described rear door closure alignment pin；The lower end of described rear door closure is provided with the rear door closure downside pin extended along rear door closure width, described rear door closure downside pin is connected in the U-lag of bracket of locking a door, described U-lag locks a door the rear end of bracket and opening backward described in being positioned at, the front lower portion of described bracket of locking a door is hinged on described rear door frame, the upper front end of described bracket of locking a door is hinged with the piston rod end of oil cylinder of locking a door, described in lock a door oil cylinder cylinder body to away from rear door frame direction extend and be hinged on the outer wall of described dustbin.During filling rubbish, dustbin is horizontal, rear door closure leans against on rear door frame under gravity, now lock a door oil cylinder piston rod retract, lock a door bracket around pin joint rotate, the U-lag of bracket of locking a door is held rear door closure downside pin and is moved up, after rear door closure downside pin drives, door closure entirety moves up, kidney slot on rear door closure pivoted arm provides the space moved up, when rear door closure alignment pin completely by the rear end hook of rear door closure positioning lock ear dead time, rear door closure is fixed.When dumping rubbish, lock a door oil cylinder piston rod elongation, bracket of locking a door rotates around pin joint, lock a door bracket U-lag depart from after door closure downside pin, rear door closure moves down under gravity, rear door closure alignment pin depart from after door closure positioning lock ear, after now, door closure is in free state, when the front end of dustbin is gradually lifted, rear door closure is shipped and resell on another market around rear door closure under gravity and is rotated and open, and rubbish is poured out.
As the improvement of the present invention, described scraper plate oil cylinder and carry material oil cylinder, elevating ram is controlled by hydraulic control system, described hydraulic control system includes scraper plate solenoid directional control valve, carries material solenoid directional control valve, lifting solenoid directional control valve and electromagnetic pressure control reversal valve；The suction inlet of hydraulic oil pump is connected with oil groove by the first filter, described hydraulic oil delivery side of pump is connected with the P hydraulic fluid port of described electromagnetic pressure control reversal valve, the T hydraulic fluid port of described electromagnetic pressure control reversal valve respectively with described scraper plate solenoid directional control valve, carry material solenoid directional control valve and lifting solenoid directional control valve T hydraulic fluid port be connected, the A hydraulic fluid port of described electromagnetic pressure control reversal valve is connected with the P hydraulic fluid port of described scraper plate solenoid directional control valve, and the B hydraulic fluid port of described electromagnetic pressure control reversal valve is connected with the described P hydraulic fluid port carrying material solenoid directional control valve and lifting solenoid directional control valve respectively；Two delivery outlets of described scraper plate solenoid directional control valve two ends oil-in with described scraper plate oil cylinder respectively is connected, the described material solenoid directional control valve that carries is connected with two inputs carrying material choke valve respectively, described two outputs carrying material choke valve are connected with the described two ends oil-in carrying material oil cylinder respectively, two delivery outlets of described lifting solenoid directional control valve are connected with lifting hydraulic lock two input respectively, two outputs of described lifting hydraulic lock are connected with two inputs lifting choke valve respectively, and two outputs of described lifting choke valve are connected with the two ends oil-in of described elevating ram respectively；Described scraper plate solenoid directional control valve, carry material solenoid directional control valve, lifting solenoid directional control valve and electromagnetic pressure control reversal valve be three position four-way directional control valve, the Median Function of described electromagnetic pressure control reversal valve is M type, the Median Function of described lifting solenoid directional control valve is Y type, and described scraper plate solenoid directional control valve and the Median Function carrying material solenoid directional control valve are O type；The P hydraulic fluid port of described electromagnetic pressure control reversal valve and the entrance of the first overflow valve are connected, described carry material solenoid directional control valve and lift the P hydraulic fluid port entrance with the second overflow valve respectively of solenoid directional control valve and be connected, the outlet of described first overflow valve and the second overflow valve T hydraulic fluid port with described electromagnetic pressure control reversal valve respectively is connected, and the T hydraulic fluid port of described electromagnetic pressure control reversal valve is connected with described oil groove by the second filter；Described scraper plate solenoid directional control valve is controlled by scraper plate and opens solenoid and scraper plate compression solenoid, described electromagnetic pressure control reversal valve is controlled by the left solenoid of Stress control and the right solenoid of Stress control, the described material solenoid directional control valve that carries is controlled by and carries the lower solenoid of material and carry the upper solenoid of material, and described lifting solenoid directional control valve is controlled by the lower solenoid of lifting and the upper solenoid of lifting.(1) Median Function is the electromagnetic pressure control reversal valve of M type when being positioned at left station, and P hydraulic fluid port and the conducting of B hydraulic fluid port, A hydraulic fluid port turns on T hydraulic fluid port；When being positioned at right working position, P hydraulic fluid port and the conducting of A hydraulic fluid port, B hydraulic fluid port turns on T hydraulic fluid port；When being positioned at middle position, A hydraulic fluid port is closed with B hydraulic fluid port, and P hydraulic fluid port and the conducting of T hydraulic fluid port make hydraulic oil delivery side of pump oil circuit unimpeded.(2) Median Function is the scraper plate solenoid directional control valve of O type and carries material solenoid directional control valve when being positioned at middle position, and P hydraulic fluid port, T hydraulic fluid port, A hydraulic fluid port are all closed with B hydraulic fluid port.(3) Median Function is the lifting solenoid directional control valve of Y type when being positioned at middle position, and A hydraulic fluid port, B hydraulic fluid port all turn on T hydraulic fluid port, prevents the hydraulic control mouth lifting hydraulic lock from building the pressure to open lifting hydraulic lock and make elevating ram cannot support lifting frame, causes danger.(4) obtaining electric when scraper plate opens solenoid, scraper plate solenoid directional control valve is in left station, and scraper plate oil cylinder is retracted and made scraper plate move forward and up and open；When scraper plate compression solenoid obtains electric, and scraper plate solenoid directional control valve is in right working position, and the elongation of scraper plate oil cylinder makes scraper plate be compressed rearward.(5) obtain electric when carrying the lower solenoid of material, carry material solenoid directional control valve and be in left station, carry material oil cylinder and shorten and make elevating hopper decline；Obtain electric when carrying the upper solenoid of material, carry material solenoid directional control valve and be in right working position, propose material oil cylinder elongation and make elevating hopper rising feed intake.(6), when the lower solenoid of lifting obtains electric, lifting solenoid directional control valve is in left station, and elevating ram retraction lifting bracket falls after rise；When the upper solenoid of lifting obtains electric, lifting solenoid directional control valve is in right working position, and elevating ram elongation lifting bracket raises；When lifting solenoid directional control valve is in left and right station, the hydraulic control mouth of lifting hydraulic lock builds pressure, lifting hydraulic lock conducting；When lifting solenoid directional control valve is in middle position, the hydraulic control mouth pressure release of lifting hydraulic lock, lifting hydraulic lock is closed.(7) when the left solenoid of Stress control obtains electric, electromagnetic pressure control reversal valve is in left station, carries material solenoid directional control valve and lifting solenoid directional control valve can be handled respectively and propose material oil cylinder and elevating ram action, and scraper plate oil cylinder quits work；When the right solenoid of Stress control obtains electric, electromagnetic pressure control reversal valve is in right working position, and scraper plate solenoid directional control valve can handle scraper plate cylinder action, carries material oil cylinder and elevating ram quits work.
Improvement as the present invention, described scraper plate oil cylinder and carry material oil cylinder, elevating ram and be also controlled by electric control system, described electric control system includes frequency converter, power module and PLC, the power input of described frequency converter is connected with 380v AC power, the power output end of described frequency converter is connected with the motor of described hydraulic oil pump, and the RS485 port of described frequency converter is connected with the RS485 port of described PLC；The input of described power module is connected with 220v AC power, the output output 24v dc source of described power module；The normally closed interlock of trunkful relay accesses between 24v dc source and the first input end of described PLC after connecting with mechanical lock and start button；Carry the upper button of material, carry the material upper button of lower button, lifting, lift under button and scraper plate open button be connected on respectively 24v dc source and the second input of described PLC, the 3rd input, the 6th input, between the 7th input and the 8th input；The first normally closed interlock carrying the lower relay of material, the first normally closed interlock carrying the upper relay of material open with described scraper plate and are connected to after solenoid connect between 220vAC and the second output of described PLC, and the second normally closed interlock of carrying the lower relay of material, the second normally closed interlock carrying the upper relay of material compress after solenoid is connected with described scraper plate and be connected between 220vAC and the 3rd output of described PLC；The normally open contact carrying the lower relay of material accesses between 220vAC and 0vAC with described carrying after the lower solenoid of material is connected, and the coil carrying the lower relay of material is connected between 220vAC and the 4th output of described PLC；The normally open contact carrying the upper relay of material accesses between 220vAC and 0vAC with described carrying after the upper solenoid of material is connected, and the coil carrying the upper relay of material is connected between 220vAC and the 5th output of described PLC；The normally open contact of trunkful relay accesses between 220vAC and 0vAC after connecting with trunkful indicator lamp, and the coil of trunkful relay is connected between 220vAC and the 6th output of described PLC；The lower solenoid of lifting is connected between 220vAC and the 7th output of described PLC；Put in place on scraper plate relay the first normally open contact, carry after the first normally open contact of the relay that puts in place on material is connected with solenoid in described lifting and being connected between 220vAC and the 8th output of described PLC；The left solenoid of described Stress control, the right solenoid of Stress control are connected between 220vAC and the 9th output of described PLC, the tenth output；Put in place on scraper plate relay the second normally open contact, carry the relay that puts in place on material the second normally open contact, lifting put in place relay the first normally open contact with draw case allow indicator lamp connect after access 220vAC and 0vAC between；Proximity switch, the power supply input section that carries the proximity switch that puts in place in put in place on material proximity switch and lifting of putting in place on scraper plate is respectively connected between 24vDC and 0vDC, proximity switch that described scraper plate puts in place, carry the proximity switch that puts in place in put in place on material proximity switch and lifting signal output part respectively with the relay that puts in place on described scraper plate, carry put relay on material in place and lifting put in place relay coils connected in series after be connected with 0vDC.By RS485 port interaction data between PLC and frequency converter, frequency converter is by detecting the electric current of hydraulic oil pump motor in real time, it is achieved the switching of the differential and proper motion of scraper plate；(1) after opening mechanical lock, pressing start button, PLC controls frequency converter output 70Hz, and scraper plate opens solenoid and obtains electric, and scraper plate solenoid directional control valve is in left station, and scraper plate opens the most forward and up；(2) put in place when scraper plate opens, when the electric current of hydraulic oil pump motor rises to 1.5 times of rated current, PLC controls frequency converter output 50Hz and makes scraper plate compression solenoid obtain electric, scraper plate solenoid directional control valve switches to right working position, scraper plate normal speed is compressed rearward, after running 1S, PLC controls frequency converter output 70Hz, and scraper plate differential compression i.e. accelerates compression；(3) in scraper plate acceleration pressure compression process, if running into load, the electric current of hydraulic oil pump motor rises, and after reaching 1.5 times of rated current, PLC controls frequency converter output 50Hz, and normal speed compression changed into by scraper plate；(4) when in scraper plate compression process, the electric current of hydraulic oil pump motor rises to 2.5 times of rated current and time holding reaches 1 second, PLC controls frequency converter and stops output, and make scraper plate compress solenoid dead electricity, after 1S, PLC controls frequency converter output 70Hz and makes scraper plate open solenoid to obtain electric, and scraper plate solenoid directional control valve is in left station, and scraper plate quickly opens；(5) in scraper plate running, expect upper button or carry the lower button of material to be pressed if carried, then carrying and expect upper relay or carry the coil of relay under material to obtain electric, carry material above relay or propose the normally closed interlock disconnection of the lower relay of material, scraper plate compression solenoid or scraper plate open solenoid and cannot obtain electric；Carry the upper relay of material or put forward the normally open contact Guan Bi of the lower relay of material, carry and expect upper solenoid or carry the lower solenoid of material to obtain electric, carrying and expect that solenoid directional control valve controls to propose material oil cylinder action and makes charging hopper lifting or decline, complete feeding, in feeding process, PLC controls frequency converter output 50Hz；(6) unclamping after carrying the lower button of material, scraper plate opens the state that initial latency start button is pressed that returns to, and completes an actuation cycle, and whole motion flow sets after performing three circulations, and PLC controls frequency converter and stops output, end of run；(7), in running, if hydraulic oil pump motor occurs overload, PLC controls frequency converter and stops output, and makes scraper plate compression solenoid, scraper plate open solenoid, carry the upper solenoid of material and carry the lower equal dead electricity of solenoid of material, end of run；After 1S, overload automatically resets, and hydraulic oil pump motor can normally start；In scraper plate compression process, it is proper motion by differential change, when i.e. frequency converter output frequency is 50Hz, if the electric current of hydraulic oil pump motor rises above 2 times of rated current and holding reaches 3 seconds, then in explanation compression box, compression is the fullest, PLC controls the coil of trunkful relay and obtains electric, the normally open contact Guan Bi of trunkful relay, and trunkful indicator lamp is bright, end of run, now disconnecting due to the normally closed interlock of trunkful relay, even if pressing start button, equipment still cannot start.(8) after garbage compression box is filled, press lower scraping plate and open button so that scraper plate opens solenoid and obtains electric, and scraper plate opens；After scraper plate opens and puts in place, proximity switch that scraper plate puts in place sends signal make to put in place on the scraper plate coil of relay and obtains electric, the first normally open contact of relay that scraper plate puts in place and the second normally open contact Guan Bi.Press and carry the upper button of material, make to carry the upper solenoid of material and obtain electric, carrying material oil cylinder drives chain bucket to rise, after chain bucket rises and puts in place, carry the proximity switch that puts in place on material to send signal and make the coil carrying the relay that puts in place on material obtain electric, put forward the first normally open contact and the second normally open contact Guan Bi of the relay that puts in place on material.Press the upper button of lifting, making to lift solenoid and obtain electric, elevating ram drives lifting bracket to move upward, after lifting bracket lifting puts in place, the proximity switch that puts in place in lifting sends signal makes put in place the coil of relay of lifting obtain electric, and lifting puts in place the normally open contact Guan Bi of relay.(9) when the first normally open contact of the relay that puts in place on scraper plate is closed at the first normally open contact carrying the relay that puts in place on material, in lifting, solenoid could obtain electric, scraper plate can be avoided to be in compressive state or time chain bucket is in feeding state, lifting bracket is lifted and is caused device damage.When the second normally open contact of the relay that puts in place on scraper plate, the second normally open contact carrying the relay that puts in place on material and lifting put in place the first normally open contact of relay be closed at time, draw case to allow indicator lamp just bright, casing just can be pulled away by torque arm car.
Improvement as the present invention, also include the hydraulic oil cooling fan that hydraulic oil is cooled down, detect the high oil level switch of described oil groove height oil level and detect the low oil level switch of described oil groove low oil level, the coil of air-cooled contactor is connected between 220vAC and the first output of described PLC, blower fan is released the button and is connected between the first output and the 0vAC of described PLC, and 220vAC is connected with the motor of hydraulic oil cooling fan by the contact of air-cooled contactor；Described high oil level switch and low oil level switch are connected between 24v dc source and the four-input terminal of described PLC, the 5th input；Each scram button is connected between 24v dc source and the 9th input of described PLC after being sequentially connected in series.Blower fan is released the button after pressing, and the coil of air-cooled contactor obtains electric, the contact closure of air-cooled contactor so that the motor work of hydraulic oil cooling fan；In running, if running into emergency, certain scram button is pressed, or high oil level switch, low oil level switch triggering, then PLC controls frequency converter and stops output, and makes scraper plate compression solenoid, scraper plate open solenoid, carry the upper solenoid of material and put forward the lower equal dead electricity of solenoid of material.
Accompanying drawing explanation
The present invention is further detailed explanation with detailed description of the invention below in conjunction with the accompanying drawings, and accompanying drawing only provides reference and explanation use, is not used to limit the present invention.
Fig. 1 is the front view before fixed refuse compaction equipment feeding of the present invention.
Fig. 2 is the stereogram of dustbin.
Fig. 3 is the stereogram of Fig. 1.
Fig. 4 is the stereogram of scraping plate mechanism.
Fig. 5 is the stereogram of feed mechanism.
Fig. 6 is the state diagram that lifting bracket rises.
Fig. 7 is the state diagram after lifting bracket falls.
Fig. 8 is the sectional view at lifting bracket curved boom position.
Fig. 9 is the stereogram after Fig. 7 removes dustbin.
Figure 10 is the state diagram before scraper plate scraper.
Figure 11 is the state diagram in scraper plate scraper.
Figure 12 is the hydraulic principle figure of fixed refuse compaction equipment of the present invention.
Figure 13 is the electric control theory figure of fixed refuse compaction equipment of the present invention.
In figure: 1. dustbin；1a. dog-house；1a1. lock hook slot；1b. top cover；1c. bottom girder；1d. dustbin door frame；1e. drag hook；1f. roller；Door closure free bearing after 1g.；After 1h., door closure is shipped and resell on another market；Door closure positioning lock ear after 1j.；
2. door closure after；Door closure pivoted arm after 2a.；2a1. kidney slot；Door closure alignment pin after 2b.；Door closure downside pin after 2c.；2d. locks a door oil cylinder；2e. locks a door bracket；2e1.U shape groove；
3. track；3a. casing fore-stock；3b. positioning anchor；
4a. front column；4b. rear column；4c. cant beam；4d. fixes entablature；4e. fixes sill；
5. lifting bracket；5a. curved boom；5b. curved boom entablature；5c. curved boom sill；5d. tie-beam；Bar in 5e. curved boom；5e1. latch hook；5f. enclosing；5g. carries material arm free bearing；
6. elevating ram；
7. chain bucket；7a. chain bucket upper arm；7b. upper arm support；
8. carry material oil cylinder；8a. carries material arm；8b. chain bucket pull bar；
9. scraper plate oil cylinder；9a. scraper plate；9b. arc swing arm；9c. scraper plate connecting rod；
YV1. scraper plate solenoid directional control valve；S1. scraper plate opens solenoid；S2. scraper plate compression solenoid；
YV2. electromagnetic pressure control reversal valve；S7. the left solenoid of Stress control；S8. the right solenoid of Stress control；
YV3. material solenoid directional control valve is carried；S3. the lower solenoid of material is carried；S4. the upper solenoid of material is carried；
YV4. solenoid directional control valve is lifted；S5. the lower solenoid of lifting；S6. the upper solenoid of lifting；
YV5. material choke valve is carried；YV6. hydraulic lock is lifted；YV7. choke valve is lifted；
F1. the first overflow valve；F2. the second overflow valve；G1. the first filter；G2. the second filter；B1. hydraulic oil pump；
HS. main power switch；HK. breaker；VFD. frequency converter；M1. hydraulic oil pump motor；M2. hydraulic oil cooling fan motor；SB1, SB2. start button；SB3. the upper button of material is carried；SB4. the lower button of material is carried；SB5. the upper button of lifting；SB6. the lower button of lifting；SB7. scraper plate opens button；SB8. blower fan is released the button；The highest oil level switch；LE2. low oil level switch；ES1, ES2, ES3. scram button；P1. power module；D1. case is drawn to allow indicator lamp；D2. trunkful indicator lamp；BK1. electronic lock；BK2. mechanical lock；The most air-cooled contactor；K2. the lower relay of material is carried；K3. the upper relay of material is carried；K4. trunkful relay；K5. put in place on scraper plate relay；K6. the relay that puts in place on material is carried；K7. the relay that puts in place is lifted；SW1. put in place on scraper plate proximity switch；SW2. the proximity switch that puts in place on material is carried；SW3. put in place in lifting proximity switch.
Detailed description of the invention
nullAs shown in Figure 1 to 11，The fixed refuse compaction equipment of the present invention includes dustbin 1，The anterior end face of dustbin 1 is provided with the dog-house 1a wide with dustbin，Dog-house 1a is provided with the top cover 1b that can open and close，The rear door frame of dustbin 1 is provided with the rear door closure 2 that can open and close，The front portion of dustbin 1 is prow shape，The bottom support of dustbin 1 is on bottom girder 1c，The front of dustbin 1 is provided with dustbin door frame 1d and is connected with bottom girder 1c，The drag hook 1e that can draw dustbin 1 it is welded with on dustbin door frame 1d，The lower section of rear door frame is provided with roller 1f，Roller 1f supports on the track 3，Track 3 is fixed on ground，The rear end of track 3 is provided with the pit that pair roller 1f carries out positioning，The rear vertical of pit connects the positioning anchor 3b being resisted against roller 1f rear，The front end of track 3 is provided with casing fore-stock 3a，The front support of bottom girder 1c is on casing fore-stock 3a.
As in figure 2 it is shown, the rear door frame top of dustbin 1 is fixed with rear door closure free bearing 1g, rear door closure free bearing 1g is fixed with rear door closure and ships and resell on another market 1h；The top of rear door closure 2 is fixedly connected with rear door closure pivoted arm 2a, rear door closure pivoted arm 2a and is provided with kidney slot 2a1, kidney slot 2a1 and extends to the back lower place from front upper place, and the rear door closure 1h that ships and resell on another market is plugged in kidney slot 2a1；The middle part of rear door closure short transverse is provided with the rear door closure alignment pin 2b extended along rear door closure width；Being fixedly connected with the rear door closure positioning lock ear 1j rearward stretched out on the rear door frame of dustbin 1, the rear end of rear door closure positioning lock ear 1j bends downwards and hooks rear door closure alignment pin 2b；The lower end of rear door closure 2 is provided with the rear door closure downside pin 2c extended along rear door closure width, rear door closure downside pin 2c is connected in the U-lag 2e1 of the bracket 2e that locks a door, U-lag 2e1 is positioned at the rear end of the bracket 2e that locks a door and opening backward, the front lower portion of bracket 2e of locking a door is hinged on rear door frame, the upper front end of bracket 2e of locking a door is hinged with the piston rod end of the oil cylinder 2d that locks a door, and the cylinder body of the oil cylinder 2d that locks a door extends to the direction away from rear door frame and is hinged on the outer wall of dustbin 1.
As shown in Figure 1, Figure 3, dustbin 1 be respectively provided on two sides with fixed support, fixed support includes rear column 4b and the front column 4a being parallel to each other, the position of rear column 4b is corresponding to the position of rear door frame, the position of front column 4a is corresponding to the back edge position of dog-house 1a, the rear column 4b of homonymy is connected by cant beam 4c respectively higher than front column 4a and both tops, and the rear column 4b top of both sides is connected with each other by fixing entablature 4d；It is welded with lifting bracket free bearing on fixing entablature 4d, lifting bracket free bearing is hinged with lifting bracket 5, lifting bracket 5 is provided with the compression mechanism can being compressed rubbish in dog-house 1a carries out the feed mechanism that feeds intake and can stretch into dog-house 1a.
As shown in Fig. 1, Fig. 3, Fig. 5, Fig. 9, lifting bracket 5 includes the curved boom 5a being symmetrically positioned in both sides, and the first half of curved boom 5a is parallel to cant beam 4c, and the lower half of curved boom 5a is parallel to ground and corresponding to the dog-house length of dustbin 1；The top of curved boom 5a is connected with each other by curved boom entablature 5b, and curved boom entablature 5b is hinged on lifting bracket free bearing, and the corner of curved boom 5a is connected with each other by curved boom sill 5c；Being provided with fixing sill 4e below fixing entablature 4d, fixing sill 4e is connected between the rear column 4b of both sides, and fixing sill 4e is hinged with elevating ram 6, and the other end of elevating ram 6 is supported on the middle part of the curved boom 5a first half.
As shown in Figure 4, it is connected by tie-beam 5d between curved boom entablature 5b with curved boom sill 5c, the upper articulation of tie-beam 5d has scraper plate oil cylinder 9, the piston rod end of scraper plate oil cylinder 9 is hinged with the upper end of arc swing arm 9b, the concave surface of arc swing arm 9b is forward and lower end is hinged on the bottom of tie-beam 5d, the upper end of arc swing arm 9b is also hinged with scraper plate connecting rod 9c, the other end of scraper plate connecting rod 9c is hinged in the middle part of the back side of scraper plate 9a, the both sides, lower end of scraper plate 9a are respectively hinged at the two ends of curved boom sill 5c, the working face of scraper plate 9a is that the running orbit of concave surface arc forward and scraper plate 9a is suitable with the front shape of dustbin 1.
As shown in Figure 8, curved boom 5a is hollow-core construction, curved boom inner chamber is respectively equipped with bar 5e along the curved boom of curved boom extension, in curved boom, the rear end of bar 5e is stretched out from the middle part of the curved boom first half and is hinged with the piston rod end of elevating ram 6, latch hook 5e1 it is provided with below the front end of bar 5e in curved boom, the dual-side of dustbin dog-house 1a is respectively equipped with and latch hook 5e1 position corresponding lock hook slot 1a1, and when outside in curved boom, curved boom 5a is stretched out in the termination of bar 5e, latch hook 5e1 is stuck in lock hook slot 1a1；When in the termination retraction curved boom 5a of bar 5e in curved boom, latch hook 5e1 departs from lock hook slot 1a1.
Having, as it is shown on figure 3, connect with the corresponding position of dog-house edge placement of dustbin 1 on lifting bracket 5, the enclosing 5f protruded upward, to prevent chain bucket 7 when feeding intake, rubbish splashes outside dog-house.
Such as Fig. 1, shown in Fig. 3 and Fig. 5, the front end of curved boom 5a is hinged with chain bucket upper arm 7a downwardly extended, the front of chain bucket upper arm 7a is provided with and can carry out, to the dog-house of dustbin 1, the chain bucket 7 that feeds intake, the rear portion of chain bucket 7 is fixing with chain bucket upper arm 7a to be connected, the corner of curved boom 5a is respectively welded and carries material arm free bearing 5g along what short transverse extended, carry material arm free bearing 5g bottom be hinged with respectively stretch out to chain bucket direction carry material arm 8a, the front end carrying material arm 8a has been respectively articulated with chain bucket pull bar 8b, the lower end of chain bucket pull bar 8b is respectively hinged on upper arm support 7b, upper arm support 7b is respectively perpendicular the lower end being connected to chain bucket upper arm 7a；The upper end carrying material arm free bearing 5g has been respectively articulated with and has carried material oil cylinder 8, and the piston rod end carrying material oil cylinder 8 is respectively hinged at the middle part carrying material arm 8a.
During filling rubbish, dustbin 1 is horizontal, rear door closure 2 leans against on rear door frame under gravity, now lock a door oil cylinder 2d piston rod retract, the bracket 2e that locks a door rotates around pin joint, the U-lag 2e1 of bracket 2e of locking a door holds rear door closure downside pin 2c and moves up, after rear door closure downside pin 2c drives, door closure entirety moves up, kidney slot 2a1 on rear door closure pivoted arm 2a provides the space moved up, when rear door closure alignment pin 2b completely by the rear end hook of rear door closure positioning lock ear 1j dead time, rear door closure is fixed.The front portion of dustbin 1 is mentioned by the drag hook 1e of pulling arm vehicle hook firmly dustbin 1 front portion, the rear portion of dustbin 1 rolls on roller 1f, until dustbin 1 is placed on the track 3, in roller 1f sinks into the pit of track 3 and after being resisted against on positioning anchor 3b, the front portion of dustbin 1 is placed on casing fore-stock 3a by torque arm car, and dustbin 1 is positioned.Then the piston rod of elevating ram 6 shrinks, lifting bracket 5 falls after rise, after lifting bracket 5 is fallen on dustbin 1, the piston rod of elevating ram 6 continues to shrink by the termination pull-out curved boom 5a of bar 5e in curved boom, latch hook 5e1 injects in lock hook slot 1a1, make lifting bracket 5 be combined with dustbin 1, feeding or squeeze operation can be carried out, as shown in Figure 1, Figure 3.
As shown in Figure 1, Figure 3, before feeding, open the top cover 1b of dustbin 1, carry material oil cylinder 8 piston rod shrink affect carry material arm 8a around carry material arm free bearing 5g rotate, the front end carrying material arm 8a drives pull bar to move upward, and pull bar affects the lower end of chain bucket upper arm 7a to rotate around upper articulation point, and chain bucket 7 is lifted up gradually rotating to the dog-house 1a direction of dustbin 1, until rubbish is introduced in dog-house 1a, as shown in Fig. 7, Fig. 9.
Then the piston rod of scraper plate oil cylinder 9 stretches out, arc swing arm 9b is promoted to rotate around lower end pin joint, scraper plate connecting rod 9c promotes scraper plate 9a motion, owing to scraper plate lower end is hinged on curved boom sill 5c, so scraper plate 9a is similar to the action rowed the boat, the rubbish on dog-house 1a top is drawn to dustbin rear portion downwards, the most repeatedly makes rubbish fill up dustbin and obtain compression.
After feeding, the piston rod of elevating ram 6 stretches out and rises overall for lifting bracket 5, makes feed mechanism separate with dustbin with compression mechanism.Reality dustbin is dragged away from by torque arm car, sky dustbin is placed on original place and carries out next round feeding and compression.
When real dustbin is transported to discharge position, the front end of dustbin is elevated, locking a door the piston rod elongation of oil cylinder 2d, the bracket 2e that locks a door rotates around pin joint, the U-lag 2e1 of the bracket 2e that locks a door depart from after door closure downside pin 2c, rear door closure 2 moves down under gravity, door closure positioning lock ear 1j after rear door closure alignment pin 2b disengaging, now rear door closure is in free state, when the front end of dustbin is gradually lifted, rear door closure under gravity around rear door closure ship and resell on another market 1h rotate and open, rubbish is poured out.
As shown in figure 12, scraper plate oil cylinder 9 and carry material oil cylinder 8, elevating ram 6 is controlled by hydraulic control system, hydraulic control system includes scraper plate solenoid directional control valve YV1, carries material solenoid directional control valve YV3, lifting solenoid directional control valve YV4 and electromagnetic pressure control reversal valve YV2.The suction inlet of hydraulic oil pump B1 is connected with oil groove by the first filter G1, the outlet of hydraulic oil pump B1 is connected with the P hydraulic fluid port of electromagnetic pressure control reversal valve YV2, the T hydraulic fluid port of electromagnetic pressure control reversal valve YV2 respectively with scraper plate solenoid directional control valve YV1, carry material solenoid directional control valve YV3 and lifting solenoid directional control valve YV4 T hydraulic fluid port be connected, the A hydraulic fluid port of electromagnetic pressure control reversal valve YV2 is connected with the P hydraulic fluid port of scraper plate solenoid directional control valve YV1, and the B hydraulic fluid port of electromagnetic pressure control reversal valve YV2 is connected with the P hydraulic fluid port carrying material solenoid directional control valve YV3 and lifting solenoid directional control valve YV4 respectively；Two delivery outlets of scraper plate solenoid directional control valve YV1 are connected with the two ends oil-in of scraper plate oil cylinder 9 respectively, carry material solenoid directional control valve YV3 to be connected with two inputs carrying material choke valve YV5 respectively, two outputs carrying material choke valve YV5 are connected with the two ends oil-in carrying material oil cylinder 8 respectively, two delivery outlets of lifting solenoid directional control valve YV4 are connected with lifting hydraulic lock YV6 two input respectively, two outputs of lifting hydraulic lock YV6 are connected with two inputs lifting choke valve YV7 respectively, and two outputs of lifting choke valve YV7 are connected with the two ends oil-in of elevating ram 6 respectively.
The P hydraulic fluid port of electromagnetic pressure control reversal valve YV2 and the entrance of the first overflow valve F1 are connected, carry material solenoid directional control valve YV3 and lift the P hydraulic fluid port entrance with the second overflow valve F2 respectively of solenoid directional control valve YV4 and be connected, the outlet of the first overflow valve F1 and the second overflow valve F2 T hydraulic fluid port with electromagnetic pressure control reversal valve YV2 respectively is connected, and the T hydraulic fluid port of electromagnetic pressure control reversal valve YV2 is connected with oil groove by the second filter G2；Scraper plate solenoid directional control valve YV1 is controlled by scraper plate and opens solenoid S1 and scraper plate compression solenoid S2, electromagnetic pressure control reversal valve YV2 is controlled by Stress control left solenoid S7 and Stress control right solenoid S8, carrying material solenoid directional control valve YV3 to be controlled by and carry the lower solenoid S3 of material and carry the upper solenoid S4 of material, lifting solenoid directional control valve YV4 is controlled by the lower solenoid S5 of lifting and the upper solenoid S6 of lifting.
Scraper plate solenoid directional control valve YV1, carry material solenoid directional control valve YV3, lifting solenoid directional control valve YV4 and electromagnetic pressure control reversal valve YV2 be three position four-way directional control valve, the Median Function of electromagnetic pressure control reversal valve YV2 is M type, the Median Function of lifting solenoid directional control valve YV4 is Y type, and scraper plate solenoid directional control valve YV1 and the Median Function carrying material solenoid directional control valve YV3 are O type.
Median Function is the electromagnetic pressure control reversal valve YV2 of M type when being positioned at left station, and P hydraulic fluid port and the conducting of B hydraulic fluid port, A hydraulic fluid port turns on T hydraulic fluid port；When being positioned at right working position, P hydraulic fluid port and the conducting of A hydraulic fluid port, B hydraulic fluid port turns on T hydraulic fluid port；When being positioned at middle position, A hydraulic fluid port and B hydraulic fluid port are closed, and P hydraulic fluid port and the conducting of T hydraulic fluid port make the outlet oil circuit of hydraulic oil pump B1 unimpeded.
Median Function is the scraper plate solenoid directional control valve YV1 of O type and carries material solenoid directional control valve YV3 when being positioned at middle position, and P hydraulic fluid port, T hydraulic fluid port, A hydraulic fluid port are all closed with B hydraulic fluid port；When being positioned at left station, P hydraulic fluid port and the conducting of B hydraulic fluid port, A hydraulic fluid port turns on T hydraulic fluid port；When being positioned at right working position, P hydraulic fluid port and the conducting of A hydraulic fluid port, B hydraulic fluid port turns on T hydraulic fluid port.
Median Function is the lifting solenoid directional control valve YV4 of Y type when being positioned at middle position, and A hydraulic fluid port, B hydraulic fluid port all turn on T hydraulic fluid port, prevents the hydraulic control mouth lifting hydraulic lock YV6 from building the pressure to open lifting hydraulic lock YV6 and make elevating ram 6 cannot support lifting frame, causes danger.When being positioned at left station, P hydraulic fluid port and the conducting of B hydraulic fluid port, A hydraulic fluid port turns on T hydraulic fluid port；When being positioned at right working position, P hydraulic fluid port and the conducting of A hydraulic fluid port, B hydraulic fluid port turns on T hydraulic fluid port.
Obtaining electric when scraper plate opens solenoid S1, scraper plate solenoid directional control valve YV1 is in left station, and scraper plate oil cylinder 9 is retracted and made scraper plate move forward and up and open；When scraper plate compression solenoid S2 obtains electric, and scraper plate solenoid directional control valve YV1 is in right working position, and scraper plate oil cylinder 9 elongation makes scraper plate be compressed rearward.
Obtain electric when carrying the lower solenoid S3 of material, carry material solenoid directional control valve YV3 and be in left station, propose material oil cylinder 8 shortening and make elevating hopper decline；Obtain electric when carrying the upper solenoid S4 of material, carry material solenoid directional control valve YV3 and be in right working position, propose material oil cylinder 8 elongation and make elevating hopper rising feed intake.
When the lower solenoid S5 of lifting obtains electric, lifting solenoid directional control valve YV4 is in left station, and elevating ram 6 lifting bracket 5 of retracting falls after rise；When the upper solenoid S6 of lifting obtains electric, lifting solenoid directional control valve YV4 is in right working position, and elevating ram 6 extends lifting bracket 5 and raises；When lifting solenoid directional control valve YV4 is in left and right station, the hydraulic control mouth of lifting hydraulic lock YV6 builds pressure, lifting hydraulic lock YV6 conducting；When lifting solenoid directional control valve YV4 is in middle position, the hydraulic control mouth pressure release of lifting hydraulic lock YV6, lifting hydraulic lock YV6 is closed.
When Stress control left solenoid S7 obtains electric, electromagnetic pressure control reversal valve YV2 is in left station, carries material solenoid directional control valve YV3 and lifting solenoid directional control valve YV4 and can handle respectively and propose material oil cylinder 8 and elevating ram 6 action, and scraper plate oil cylinder 9 quits work；When Stress control right solenoid S8 obtains electric, electromagnetic pressure control reversal valve YV2 is in right working position, and scraper plate solenoid directional control valve YV1 can handle scraper plate oil cylinder 9 action, carries material oil cylinder 8 and elevating ram 6 quits work.
As shown in figure 13, scraper plate oil cylinder 9 and carry material oil cylinder 8, elevating ram 6 is also controlled by electric control system, electric control system includes the low oil level switch LE2 of frequency converter VFD, power module P1, PLC, the hydraulic oil cooling fan cooling down hydraulic oil, the high oil level switch LE1 of detection oil groove height oil level and detection oil groove low oil level.Opening, at scraper plate, the position put in place and be provided with on scraper plate the proximity switch SW1 that puts in place, be provided with at the position that chain bucket lifting puts in place and carry the proximity switch SW2 that puts in place on material, the position put in place in lifting bracket 5 lifting is provided with in lifting the proximity switch SW3 that puts in place.
380v AC power is connected by the power input of main power switch HS with frequency converter VFD, and the power output end of frequency converter VFD is connected with hydraulic oil pump motor M1, and the RS485 port of frequency converter is connected with the RS485 port of PLC.The input of power module P1 is connected with 220v AC power, 220v AC power is provided with breaker HK, the output output 24v dc source of power module P1, the 0VDC port of power module P1 is connected with the 0VDC port of PLC, the 0VDC port of power module P1 also 0VDC end with the proximity switch SW1 that puts in place on scraper plate, the power input carrying the proximity switch SW3 that puts in place in put in place on material proximity switch SW2, lifting is connected, and with the relay K 5 that puts in place on scraper plate, put forward the relay K 6 that puts in place on material, put in place the 0VDC end of relay K 7 coil of lifting is connected.
IB+, IB-port of PLC connects electronic lock BK1, the normally closed interlock of trunkful relay K 4 and mechanical lock BK2 and start button SB1 or SB2 connect after between access 24v dc source and the first input end IN1 of PLC.Carry the upper button SB3 of material, carry the material upper button SB5 of lower button SB4, lifting, lift under button SB6 and scraper plate open button SB7 be connected on respectively 24v dc source and the second input IN2 of PLC, the 3rd input IN3, the 6th input IN6, between the 7th input IN7 and the 8th input IN8；
The the first normally closed interlock K2-1 putting forward the lower relay K 2 of material, the first normally closed interlock K3-1 putting forward the upper relay K 3 of material open with scraper plate after solenoid S1 connects and are connected between 220vAC and the second output O2 of PLC.
The the second normally closed interlock K2-2 putting forward the lower relay K 2 of material, the second normally closed interlock K3-2 putting forward the upper relay K 3 of material are connected between 220vAC and the 3rd output O3 of PLC after connecting with scraper plate compression solenoid S2.
The normally open contact putting forward the lower relay K 2 of material accesses between 220vAC and 0vAC with carrying after the lower solenoid S3 of material connects, and the coil putting forward the lower relay K 2 of material is connected between 220vAC and the 4th output O4 of PLC.
The normally open contact putting forward the upper relay K 3 of material accesses between 220vAC and 0vAC with carrying after the upper solenoid S4 of material connects, and the coil putting forward the upper relay K 3 of material is connected between 220vAC and the 5th output O5 of PLC.
The normally open contact of trunkful relay K 4 accesses between 220vAC and 0vAC after connecting with trunkful indicator lamp D2, and the coil of trunkful relay K 4 is connected between 220vAC and the 6th output O6 of PLC.
The lower solenoid S5 of lifting is connected between 220vAC and the 7th output O7 of PLC.
First normally open contact K5-1 of the relay K that puts in place on scraper plate 5, carry after the first normally open contact K6-1 solenoid S6 upper with lifting of the relay K 6 that puts in place on material connects and being connected between 220vAC and the 8th output O8 of PLC.
Stress control left solenoid S7, Stress control right solenoid S8 are connected between 220vAC and the 9th output O9, the tenth output O10 of PLC.
Second normally open contact K5-2 of the relay K that puts in place on scraper plate 5, carry the second normally open contact K6-2 of the relay K 6 that puts in place on material, lifting put in place relay K 7 the first normally open contact K7-1 with draw case to allow indicator lamp D1 connect after between access 220vAC and 0vAC.
Put in place on scraper plate proximity switch SW1, carry put in place on material proximity switch SW2 and lifting on put in place proximity switch SW3 power supply input section be respectively connected between 24vDC and 0vDC, proximity switch SW1 that scraper plate puts in place, carry put in place on material proximity switch SW2 and lifting on put in place proximity switch SW3 signal output part respectively with the relay K 5 that puts in place on scraper plate, carry put in place on material relay K 6 and lifting put in place relay K 7 coils connected in series after be connected with 0vDC.
The coil of air-cooled contactor K1 is connected between 220vAC and the first output O1 of PLC, the blower fan SB8 that releases the button is connected between the first output O1 and 0vAC of PLC, and 220vAC is connected with hydraulic oil cooling fan motor M2 by the contact of air-cooled contactor K1. and high oil level switch LE1 and low oil level switch LE2 is connected between 24v dc source and the four-input terminal IN4 of PLC, the 5th input IN5；Scram button ES1, ES2, ES3 are connected between 24v dc source and the 9th input IN9 of PLC after being sequentially connected in series.
By RS485 port interaction data between PLC and frequency converter, frequency converter is by detecting the electric current of hydraulic oil pump motor M1 in real time, it is achieved the switching of the differential and proper motion of scraper plate, and action is as follows:
First dustbin it is vented, if current lifting bracket 5 lifting puts in place, case is drawn to allow indicator lamp D1 the brightest, now directly with torque arm car, empty van can be put into position, otherwise must first ensure on scraper plate, to put proximity switch SW1 in place and carry the proximity switch SW2 that puts in place on material bright, then could press the upper button SB5 of lifting, lifting bracket 5 lifting is put in place.At this moment first electronic lock BK1 must be opened with electron key, PLC is made to control frequency converter output 50Hz power supply, drive hydraulic oil pump motor M1 work, press scraper plate further according to needs to open button SB7 and make scraper plate open to put in place, press to carry and expect that upper button SB3 makes the coil putting forward the upper relay K 3 of material obtain electric, put forward the normally open contact Guan Bi of the upper relay K 3 of material, carry the upper solenoid S4 of material and obtain electric, carry and expect that solenoid directional control valve YV3 controls to carry material oil cylinder and put in place by bunker lift, finally press the upper button SB5 of lifting, lifting bracket 5 lifting is put in place, at this moment case is drawn to allow indicator lamp D1 bright, with torque arm car, empty van can be put into position, then press lifting lower button SB6 to be fallen by lifting bracket 5, press again to carry and expect that hopper is put down preparation feeding by lower button SB4, condensing routine is entered after feeding.
When starting compressed garbage, opening mechanical lock BK2, press start button SB1 or SB2, PLC controls frequency converter output 70Hz, and scraper plate opens solenoid S1 and obtains electric, and scraper plate solenoid directional control valve YV1 is in left station, and scraper plate opens the most forward and up.
Put in place when scraper plate opens, when the electric current of hydraulic oil pump motor M1 rises to 1.5 times of rated current, PLC controls frequency converter output 50Hz and makes scraper plate compression solenoid S2 obtain electric, scraper plate solenoid directional control valve YV1 switches to right working position, scraper plate normal speed is compressed rearward, after running 1S, PLC controls frequency converter output 70Hz, and scraper plate differential compression i.e. accelerates compression.
In scraper plate acceleration pressure compression process, if running into load, the electric current of hydraulic oil pump motor M1 rises, and after reaching 1.5 times of rated current, PLC controls frequency converter output 50Hz, and normal speed compression changed into by scraper plate.
In scraper plate compression process, the electric current of hydraulic oil pump motor M1 rises to 2.5 times of rated current and time holding reaches 1 second, PLC controls frequency converter and stops output, and make scraper plate compress solenoid S2 dead electricity, after 1S, PLC controls frequency converter output 70Hz and makes scraper plate open solenoid S1 to obtain electric, scraper plate solenoid directional control valve YV1 is in left station, scraper plate quickly opens, one actuation cycle terminates, PLC controls frequency converter and stops output, and hydraulic oil pump motor M1 shuts down, end of run.Pressing start button SB1 or SB2 again, next circulation starts.
In scraper plate running, expect upper button SB3 or carry the lower button SB4 of material to be pressed if carried, then carry and expect upper relay K 3 or carry the coil of relay K 2 under material to obtain electric, put forward the upper relay K 3 of material or propose the normally closed interlock disconnection of the lower relay K 2 of material, scraper plate compression solenoid S2 or scraper plate open solenoid S1 and cannot obtain electric, scraper plate stopping action, and put forward the upper relay K 3 of material or put forward the normally open contact Guan Bi of the lower relay K 2 of material and make to carry the upper solenoid S4 of material or carry the lower solenoid S3 of material to obtain electric, carry and expect that solenoid directional control valve YV3 controls to propose material oil cylinder 8 action and makes charging hopper lifting or decline, complete feeding, in feeding process, PLC controls frequency converter output 50Hz.After completing feeding, unclamping and carry the upper button SB3 of material or carry the lower button SB4 of material, and make scraper plate again open to return to initial position, re-compress, whole motion flow sets after performing three circulations, and PLC controls frequency converter and stops output, end of run.
In running, if there is overload in hydraulic oil pump motor M1, PLC controls frequency converter and stops output, and makes scraper plate compression solenoid S2, scraper plate open solenoid S1, carry the upper solenoid S4 of material and carry the lower equal dead electricity of solenoid S3 of material, end of run；After 1S, overload automatically resets, and hydraulic oil pump motor M1 can normally start；In scraper plate compression process, it is proper motion by differential change, when i.e. frequency converter output frequency is 50Hz, if the electric current of hydraulic oil pump motor M1 rises above 2 times of rated current and holding reaches 3 seconds, then in explanation compression box, compression is the fullest, PLC controls the coil of trunkful relay K 4 and obtains electric, the normally open contact Guan Bi of trunkful relay K 4, indicator lamp D2 is bright for trunkful, end of run, now disconnect due to the normally closed interlock of trunkful relay K 4, even if pressing start button SB1 or SB2, scraper plate do action still cannot be carried out, at this moment if it is desired that hydraulic oil pump motor M1 works, only open electronic lock BK1 with electron key, PLC just can be made to control frequency converter output 50Hz power supply, drive hydraulic oil pump motor M1 work.
After garbage compression box is filled, open electronic lock BK1 with electron key, make PLC control frequency converter output 50Hz power supply, drive hydraulic oil pump motor M1 work, press lower scraping plate and open button SB7 so that scraper plate opens solenoid S1 and obtains electric, and scraper plate opens；After scraper plate opens and puts in place, proximity switch SW1 that scraper plate puts in place sends signal make to put in place on the scraper plate coil of relay K 5 and obtains electric, the first normally open contact K5-1 and the second normally open contact K5-2 Guan Bi of relay K that scraper plate puts in place 5.Press and carry the upper button SB3 of material, make to carry the upper solenoid S4 of material and obtain electric, carrying material oil cylinder 8 drives chain bucket to rise, after chain bucket rises and puts in place, carry the proximity switch SW2 that puts in place on material to send signal and make the coil putting forward the relay K 6 that puts in place on material obtain electric, put forward the first normally open contact K6-1 and the second normally open contact K6-2 Guan Bi of the relay K 6 that puts in place on material.Press the upper button SB5 of lifting, make to lift solenoid S6 and obtain electric, elevating ram 6 drives lifting bracket 5 to move upward, after lifting bracket 5 lifting puts in place, the proximity switch SW3 that puts in place in lifting sends signal makes put in place the coil of relay K 7 of lifting obtain electric, and lifting puts in place the first normally open contact K7-1 Guan Bi of relay K 7.
When the first normally open contact of the relay K 5 that puts in place on scraper plate is closed at the first normally open contact putting forward the relay K 6 that puts in place on material, in lifting, solenoid S6 could obtain electric, scraper plate can be avoided to be in compressive state or time chain bucket is in feeding state, lifting bracket 5 is lifted and is caused device damage.When the second normally open contact K5-2 of the relay K 5 that puts in place on scraper plate, the second normally open contact K6-2 putting forward the relay K 6 that puts in place on material and lifting put in place the first normally open contact K7-1 of relay K 7 be closed at time, drawing case to allow indicator lamp D1 just meeting bright, compression box just can be pulled away by torque arm car.
Blower fan is released the button after SB8 presses, and the coil of air-cooled contactor K1 obtains electric, the contact closure of air-cooled contactor K1 so that the motor work of hydraulic oil cooling fan；In running, if running into emergency, certain scram button is pressed, or high oil level switch LE1, low oil level switch LE2 triggers, then PLC controls frequency converter and stops output, and makes scraper plate compression solenoid, scraper plate open solenoid, carry the upper solenoid S4 of material and put forward the lower equal dead electricity of solenoid S3 of material.
PLC can select the S7-200 type PLC that Siemens electrically produces.
The foregoing is only the preferable possible embodiments of the present invention, the non-scope of patent protection therefore limiting to the present invention.In addition to the implementation, the present invention can also have other embodiments.The technical scheme that all employing equivalents or equivalent transformation are formed, all falls within the protection domain of application claims.The present invention can pass through or use prior art to realize without the technical characteristic described, and does not repeats them here.

Claims (10)

1. a fixed refuse compaction equipment, including dustbin, the anterior top of described dustbin Face is provided with the dog-house wide with dustbin, and the rear door frame of described dustbin is provided with and can open The rear door closure closed, it is characterised in that: the front portion of described dustbin is prow shape, described dustbin Bottom support on bottom girder, the front of described dustbin is provided with dustbin door frame and described bottom girder Connect, described dustbin door frame is welded with the drag hook that can draw dustbin, described rear door frame Lower section roller is installed, in orbit, described track is fixed on ground described roller supporting, The rear end of described track is provided with the pit positioning described roller, hangs down in the rear of described pit The direct-connected positioning anchor being connected to be resisted against roller rear, before the front end of described track is provided with casing Support, the front support of described bottom girder is on described casing fore-stock；The both sides of described dustbin Being respectively equipped with fixed support, described fixed support includes rear column and the front column being parallel to each other, The position of described rear column is corresponding to the position of described rear door frame, the position of described front column and institute The back edge position stating dog-house is corresponding, and the rear column of homonymy is higher than front column and both tops Being connected by cant beam respectively, the rear column top of both sides is connected with each other by fixing entablature； It is welded with lifting bracket free bearing on described fixing entablature, described lifting bracket free bearing is hinged with Lifting bracket, described lifting bracket is provided with can to dog-house carry out the feed mechanism that feeds intake and The compression mechanism in can stretching into dog-house, rubbish being compressed.
Fixed refuse compaction equipment the most according to claim 1, it is characterised in that: institute Stating lifting bracket and include being symmetrically positioned in the curved boom of both sides, the first half of described curved boom is parallel to described Cant beam, the lower half of described curved boom is parallel to ground and the dog-house length phase with described dustbin Should；The top of described curved boom is connected with each other by curved boom entablature, and described curved boom entablature is hinged On described lifting bracket free bearing, the corner of described curved boom is connected with each other by curved boom sill； Being provided with fixing sill below described fixing entablature, described fixing sill is connected to both sides Between rear column, described fixing sill is hinged with one end of elevating ram, described lifting oil The other end of cylinder is supported on the middle part of the described curved boom first half.
Fixed refuse compaction equipment the most according to claim 2, it is characterised in that: institute State and be connected by tie-beam between curved boom entablature with described curved boom sill, described tie-beam Upper articulation have scraper plate oil cylinder, the piston rod end of described scraper plate oil cylinder is upper with arc swing arm End is hinged, and the concave surface of described arc swing arm is forward and lower end is hinged on the bottom of described tie-beam, The upper end of described arc swing arm is also hinged with one end of scraper plate connecting rod, another of described scraper plate connecting rod End is hinged in the middle part of the back side of scraper plate, and the both sides, lower end of described scraper plate are respectively hinged at described curved boom The two ends of sill, the working face of described scraper plate is concave surface arc forward and the operation rail of scraper plate Mark is suitable with the front shape of described dustbin.
Fixed refuse compaction equipment the most according to claim 2, it is characterised in that: institute Stating curved boom is hollow-core construction, and described curved boom inner chamber is respectively equipped with bar along the curved boom of curved boom extension, In described curved boom the rear end of bar stretch out from the middle part of the curved boom first half and with the work of described elevating ram Stopper rod end is hinged, and is provided with latch hook in described curved boom below the front end of bar, and described dustbin is thrown The dual-side of material mouth is respectively equipped with and the corresponding lock hook slot in described latch hook position, when in described curved boom When the termination of bar is stretched out outside curved boom, described latch hook is stuck in described lock hook slot；When bar in curved boom Time in termination retraction curved boom, latch hook departs from described lock hook slot.
Fixed refuse compaction equipment the most according to claim 1, it is characterised in that: institute Stating to connect with the corresponding position of dog-house edge placement of described dustbin on lifting bracket has upwards The enclosing stretched out.
Fixed refuse compaction equipment the most according to claim 3, it is characterised in that: institute The front end stating curved boom is hinged with the chain bucket upper arm downwardly extended, the front of described chain bucket upper arm It is provided with and can carry out, to the dog-house of described dustbin, the chain bucket that feeds intake, after described chain bucket Portion is fixing with described chain bucket upper arm to be connected, and the corner of described curved boom is respectively welded along height Direction extend carry material arm free bearing, described in carry material arm free bearing bottom be hinged with respectively to chain bucket What direction was stretched out carries material arm, described in carry material arm front end be hinged with chain bucket pull bar, described in carry material Bucket pull bar lower end be hinged on upper arm support, described upper arm support vertical be connected to described in carry material The lower end of bucket upper arm；The described upper end carrying material arm free bearing has been respectively articulated with and has carried material oil cylinder, described in carry The piston rod end of material oil cylinder carries, described in being respectively hinged at, the middle part expecting arm.
Fixed refuse compaction equipment the most according to claim 1, it is characterised in that: institute The rear door frame top stating dustbin is fixed with rear door closure free bearing, and described rear door closure free bearing is fixed with Rear door closure is shipped and resell on another market；The top of described rear door closure is fixedly connected with rear door closure pivoted arm, described rear door closure Pivoted arm is provided with kidney slot, and described kidney slot extends to the back lower place from front upper place, described rear door closure Ship and resell on another market and be plugged in described kidney slot；The middle part of described rear door closure short transverse is provided with along rear door closure The rear door closure alignment pin that width extends；Be fixedly connected with on the rear door frame of described dustbin to The rear door closure positioning lock ear that rear is stretched out, the rear end of described rear door closure positioning lock ear bend downwards and Hook described rear door closure alignment pin；The lower end of described rear door closure is provided with prolongs along rear door closure width The rear door closure downside pin stretched, described rear door closure downside pin is connected in the U-lag of bracket of locking a door, described U-lag be positioned at described in lock a door the rear end of bracket and opening backward, described in lock a door bracket front end under Portion is hinged on described rear door frame, described in lock a door the upper front end of bracket and the piston of oil cylinder of locking a door Boom end is hinged, described in lock a door oil cylinder cylinder body to away from rear door frame direction extend and hinged On the outer wall of described dustbin.
Fixed refuse compaction equipment the most according to claim 6, it is characterised in that: institute State scraper plate oil cylinder and carry material oil cylinder, elevating ram is controlled by hydraulic control system, described hydraulic pressure control System processed includes scraper plate solenoid directional control valve, puies forward material solenoid directional control valve, lifting solenoid directional control valve and pressure Power controls solenoid directional control valve；The suction inlet of hydraulic oil pump is connected with oil groove by the first filter, institute State hydraulic oil delivery side of pump to be connected with the P hydraulic fluid port of described electromagnetic pressure control reversal valve, described pressure Power control solenoid directional control valve T hydraulic fluid port respectively with described scraper plate solenoid directional control valve, carry material electromagnetism change T hydraulic fluid port to valve with lifting solenoid directional control valve is connected, the A of described electromagnetic pressure control reversal valve Hydraulic fluid port is connected with the P hydraulic fluid port of described scraper plate solenoid directional control valve, described electromagnetic pressure control reversal valve B hydraulic fluid port respectively with described carry material solenoid directional control valve and lift solenoid directional control valve P hydraulic fluid port phase Even；Two delivery outlets of described scraper plate solenoid directional control valve respectively with the two ends oil-feed of described scraper plate oil cylinder Mouthful be connected, described in carry material solenoid directional control valve respectively with carry material choke valve two inputs be connected, institute State to carry and expect that two outputs of choke valve are connected with the described two ends oil-in carrying material oil cylinder respectively, institute Two delivery outlets stating lifting solenoid directional control valve are connected with lifting hydraulic lock two input respectively, described Two outputs of lifting hydraulic lock are connected with two inputs lifting choke valve respectively, described lifting Two outputs of choke valve are connected with the two ends oil-in of described elevating ram respectively；Described scraper plate Solenoid directional control valve, carry material solenoid directional control valve, lifting solenoid directional control valve and electromagnetic pressure control commutation Valve is three position four-way directional control valve, and the Median Function of described electromagnetic pressure control reversal valve is M Type, the Median Function of described lifting solenoid directional control valve is Y type, described scraper plate solenoid directional control valve and The Median Function carrying material solenoid directional control valve is O type；The P oil of described electromagnetic pressure control reversal valve Mouthful be connected with the entrance of the first overflow valve, described in carry material solenoid directional control valve and lift solenoid directional control valve P hydraulic fluid port entrance with the second overflow valve respectively be connected, described first overflow valve and the second overflow The outlet of valve T hydraulic fluid port with described electromagnetic pressure control reversal valve respectively is connected, described pressure control The T hydraulic fluid port of solenoid directional control valve processed is connected with described oil groove by the second filter；Described scraper plate electricity Magnetic reversal valve is controlled by scraper plate and opens solenoid and scraper plate compression solenoid, described pressure control Solenoid directional control valve processed is controlled by the left solenoid of Stress control and the right solenoid of Stress control, institute State and carry material solenoid directional control valve and be controlled by and carry the lower solenoid of material and propose the upper solenoid of material, described act Rise solenoid directional control valve and be controlled by the lower solenoid of lifting and the upper solenoid of lifting.
Fixed refuse compaction equipment the most according to claim 8, it is characterised in that: institute State scraper plate oil cylinder and carry material oil cylinder, elevating ram and be also controlled by electric control system, described electrically Control system includes frequency converter, power module and PLC, and the power supply of described frequency converter is defeated Enter end to be connected with 380v AC power, the power output end of described frequency converter and described hydraulic oil The motor of pump is connected, the RS485 port of described frequency converter and described PLC RS485 port connects；The input of described power module is connected with 220v AC power, institute State the output output 24v dc source of power module；The normally closed interlock of trunkful relay and machine 24v dc source is accessed defeated with the first of described PLC after tool lock and start button series connection Enter between end；Carry the upper button of material, carry button in material lower button, lifting, the lower button of lifting and scrape Plate opens button and is connected on the second input of 24v dc source and described PLC respectively End, the 3rd input, the 6th input, between the 7th input and the 8th input；Carry material First normally closed interlock of lower relay, the first normally closed interlock carrying the upper relay of material and described scraper plate Second output of 220vAC and described PLC it is connected to after opening solenoid series connection Between, carry the second normally closed interlock of the lower relay of material, carry the second normally closed interlock of the upper relay of material It is connected to 220vAC and described PLC after connecting with described scraper plate compression solenoid Between 3rd output；The normally open contact carrying the lower relay of material carries the lower solenoid string of material with described Accessing between 220vAC and 0vAC after connection, the coil carrying the lower relay of material is connected to 220vAC And between the 4th output of described PLC；Carry normally open contact and the institute of the upper relay of material State and access between 220vAC and 0vAC after proposing material upper solenoid series connection, carry the upper relay of material Coil be connected between 220vAC and the 5th output of described PLC；Trunkful continues The normally open contact of electrical equipment accesses between 220vAC and 0vAC after connecting with trunkful indicator lamp, full The coil of case relay be connected to 220vAC and described PLC the 6th output it Between；The lower solenoid of lifting is connected to the 7th output of 220vAC and described PLC Between；Put in place on scraper plate relay the first normally open contact, carry the first of the relay that puts in place on material Normally open contact is connected to 220vAC and described PLC and controls after connecting with solenoid in described lifting Between 8th output of device processed；The left solenoid of described Stress control, the right electromagnetism of Stress control Coil is connected to 220vAC and the 9th output of described PLC, the tenth output Between end；Put in place on scraper plate relay the second normally open contact, carry the of the relay that puts in place on material Two normally open contacts, lifting put in place relay the first normally open contact with draw case allow indicator lamp connect Between rear access 220vAC and 0vAC；Put in place on scraper plate proximity switch, carry putting in place on material and connect Closely switch and the power supply input section of the proximity switch that puts in place in lifting is respectively connected to 24vDC and 0vDC Between, proximity switch that described scraper plate puts in place, carry put in place on material proximity switch and lifting on put in place The signal output part of proximity switch respectively with described scraper plate on put in place relay, carry putting in place on material and continue Electrical equipment and lifting put in place relay coils connected in series after be connected with 0vDC.
Fixed refuse compaction equipment the most according to claim 9, it is characterised in that: also Including the hydraulic oil cooling fan that hydraulic oil is cooled down, the height that detects described oil groove height oil level The low oil level switch of oil level switch and the described oil groove low oil level of detection, the coil of air-cooled contactor is even Being connected between 220vAC and the first output of described PLC, blower fan is released the button even Being connected between the first output and the 0vAC of described PLC, 220vAC is by air-cooled The contact of contactor is connected with the motor of hydraulic oil cooling fan；Described high oil level switch and low oil Bit switch be connected to the four-input terminal of 24v dc source and described PLC, the Between five inputs；Each scram button is connected to 24v dc source with described after being sequentially connected in series Between 9th input of PLC.
CN201410189983.8A 2014-05-07 2014-05-07 A kind of fixed refuse compaction equipment Active CN103950670B (en)

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PCT/CN2015/078503 WO2015169246A1 (en) 2014-05-07 2015-05-07 Rubbish-filling device and dustbin for use therewith

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