CN202461068U - Inner wall cleaning equipment for railway tank vehicle - Google Patents
Inner wall cleaning equipment for railway tank vehicle Download PDFInfo
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- CN202461068U CN202461068U CN2012200090146U CN201220009014U CN202461068U CN 202461068 U CN202461068 U CN 202461068U CN 2012200090146 U CN2012200090146 U CN 2012200090146U CN 201220009014 U CN201220009014 U CN 201220009014U CN 202461068 U CN202461068 U CN 202461068U
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Abstract
The utility model relates to inner wall cleaning equipment for a railway tank vehicle, which mainly comprises a water supply heating system, a water jet cleaning system, a residual oil pumping system, a sewage pumping and draining system, a traction system, a control system, a blowing and drying system, a respiratory protection system, a reclaimed water treatment system and a waste gas recovery system. The water supply heating system comprises a water tank, a water level transmitter, a temperature transmitter, a water supply electric valve, a heating electric valve, a filter and a water supply pipeline; the water jet cleaning system further comprises a water jet cleaner automatic addressing device; the automatic addressing device consists of an anti-explosion infrared camera, an anti-explosion infrared distance measurement probe, an automatic addressing control device and a traveling driving servo motor; the anti-explosion infrared camera is arranged beside a bed of a water jet cleaner; and the blowing and drying system comprises a blowing and drying control device, a closed drying device, a blower with a heating device and an induced draft fan. According to the equipment, the production efficiency is improved; the pollution to the environment is reduced; and the aims of saving energy and reducing emission are fulfilled.
Description
[technical field]
The utility model relates to a kind of internal wall of railway tank car cleaning equipment; Particularly be a kind of employing cleaning by high pressure water jet technology, automatic localization technology, converter technique, waste gas recovery technology and middle water technology, the cleaning internal wall of railway tank car method and apparatus of energy-saving, environment-friendly and high-efficiency.Belong to tank car cleaning equipment field.
[background technology]
The means of transportation of present domestic chemicals, oil plant is main for three kinds by sea-freight, automotive, railway transportation mainly.It is main that sea-freight is adopted in the transportation in China coastal cities more, and it is main that railway transportation is then adopted in the inland city, and it is main also having the area employing automotive of some railway traffic inconvenience.Railway transportation mainly is carrier with the tank car, when tank car changes the outfit product and maintenance, must carry out inwall and clean, so the flushing dose of china railway tank car is very large.At present the common cleaning method of tank car has three kinds of steamed fumigation, chemical cleaning method, water jet ablution.The steamed fumigation is after extracting jar interior residue raffinate out, to feed vapour cooking 6～8 hours, air blast cooling then, and the workman washes or scrubs operation at following jar, simultaneously sewage is taken away, last hot-air seasoning.The method one is in steaming smoked and drying course, to produce a large amount of harmful poisonous gaseous volatilizations in atmosphere, severe contamination atmospheric environment.The 2nd, the workman in limited deathtrap the activity duration long, labour intensity is high, bigger to the human injury, cleaning efficiency is lower.Chemical cleaning method need be used a large amount of chemicals, in washing and cleaning operation, can produce the sewage of a large amount of secondary pollutions, contaminated environment.Usually adopt the water jet cleaning method at present., carry out internal wall of railway tank car and clean fresh water or middle water supercharging through the water jet cleaning equipment, effectively solved some drawbacks of Chemical cleaning and steamed cooking method, but also had some problems.The water jet matting is arranged unreasonable, and the distributed points of clean in place is unreasonable in jar mouthful place's clean in place or the tank body, and manual contraposition mode is adopted in the cleaning machine contraposition; Booster pump still adopts traditional voltage regulating mode; The waste gas that in cleaning process and drying course, produces can't reclaim, and takes out raffinate and adopts one to wash one and take out mode, takes out the sewage operation and adopts one to wash a drainage pattern; Supply water and adopt fresh water consumption of water resource or the like; Promptly reduced cleaning efficiency, improved energy consumption again, environment has still been had certain pollution.
[utility model content]
It is not enough that the purpose of the utility model is to overcome above-mentioned prior art, a kind of internal wall of railway tank car cleaning equipment of utility model.
A kind of internal wall of railway tank car cleaning equipment mainly comprises water supply heating system, water jet purging system, takes out the Residual oil system, pump drainage sewerage, trailer system, control system, air blast drying system, respiratory protection system, middle water treatment system and gas recovery system; Described trailer system is made up of drive motors, double strand chain, chain stay, roll, strainer, tramway and small trailer, realizes the bivector traction function to tank car; The described Residual oil system of taking out is used for chemicals residual in the tank car, oil plant are tentatively aspirated, and collects; The water supply heating system is used for to integral cleaning equipment the water source that is fit to temperature being provided, and the water source is transported to coupled water jet purging system; Described water jet purging system comprises three-dimensional localization machine, water jet cleaning machine, booster pump, automatic pressure regulating device and three-dimensional device for cleaning tank, is used for the cleaning to tank car; Described pump drainage sewerage comprises sewage jar and vavuum pump, is used for extracting and be delivered to the sewage after cleaning out coupled water treatment system; Described air blast drying system comprises air blast, the air-introduced machine of air blast oven dry control device, closed drying unit, band heater, is used for the tank car after cleaning is carried out the air blast oven dry; Described respiratory protection system comprises air compressor machine, air accumulator, medical filter, gas distributor and long tube respirator, is used to down the breathing gas that jar operating personnel provides clean and safe; Described gas recovery system is used for reclaiming waste gas that cleaning, drying course produce to handle once more; The described control employing Siemens S7-300 of system is a core controller, is connected with the other system of cleaning equipment through cable, and integral cleaning equipment is realized orderly centralized Control; It is characterized in that:
Wherein, described water supply heating system comprises water pot, fluid level transmitter, temperature transmitter, water supply motor-driven valve, heating motor-driven valve, filter and supply channel; Wherein fluid level transmitter, temperature transmitter are installed on the water pot, and link to each other through the PLC of shielded cable with the control system; The water supply motor-driven valve is installed on the water pot inlet supply channel, and links to each other through the PLC of shielded cable with the control system; The heating motor-driven valve is installed on the water pot inlet heating pipe line, and links to each other through the PLC of shielded cable with the control system; Supply channel front end at the water pot inlet is installed tee pipe fitting, and two branch roads are respectively fresh water pipeline and middle water line, and on two pipelines, valve are installed; The supply channel of water pot outlet is connected with the inlet of booster pump through valve, fore filter; The reflux pipeline of booster pump is connected with water pot, and the cooling water pipeline of booster pump is connected with reflux pipeline through check-valves, and recirculation water and cooling water are all got back to water pot; Water pot add thermal recovery industrial steam hybrid heating, high-temperature steam is connected with water pot through the pipeline that is provided with the heating motor-driven valve, and interlocks with temperature transmitter;
Wherein, described water jet purging system further comprises water jet cleaning machine automatic localization device, and this automatic localization device drives servomotor by explosion-proof infrared camera, explosion-proof infrared distance measurement probe, automatic localization control device and walking and forms; Described explosion-proof infrared camera is installed on by the support of water jet cleaning machine; Explosion-proof infrared distance measurement probe is selected 3～6 for use, evenly is installed on around the water jet cleaning machine base; The automatic localization control device mainly is made up of industrial computer, image pick-up card, data collecting card and motion control card; Image pick-up card, data collecting card and motion control card are installed in the expansion slot of industrial computer; Image pick-up card is connected with explosion-proof thermal camera through video line; Data collecting card is connected with explosion-proof infrared distance measurement probe through shielded cable, and motion control card is connected through three driving servomotors of walking that are provided with on shielded cable, servo-driver and the three-dimensional localization machine;
Wherein, described air blast drying system comprises air blast, the air-introduced machine of air blast oven dry control device, closed drying unit, band heater; Described air blast oven dry control device comprises PLC, button, indicator lamp, auxiliary reclay; Button is connected with PLC input module terminal through cable; Indicator lamp is connected with PLC output module terminal through cable; Pressure transmitter is connected with PLC analog quantity input module terminal through shielded cable; The control element of air blast, closed drying unit, air-introduced machine is connected with PLC output module terminal through auxiliary reclay.
Wherein, described closed drying unit further comprises Jar opening sealer lid, telescopic air intake tube, telescopic chimney fan, photodissociation catalytic oxidizing equipment, apparatus for automatically lifting, pressure transmitter, pressure safety valve; The Jar opening sealer lid cooperates with the jar mouth of tank car and seals; And be fastenedly connected with apparatus for automatically lifting; Telescopic air intake tube is connected with the blower outlet pipeline through flange, and the other end is connected with apparatus for automatically lifting through the Jar opening sealer lid, and telescopic chimney fan one end is connected with the Jar opening sealer lid through flange; The other end is connected with photodissociation catalytic oxidizing equipment inlet line; The outlet line of photodissociation catalytic oxidizing equipment is connected with the air-introduced machine inlet line, and discharge the gas after handling in air-introduced machine outlet line to high-altitude, and pressure transmitter and pressure safety valve are installed in a side of Jar opening sealer lid respectively.
Wherein, described apparatus for automatically lifting comprises guide rail, guide wheel, slide bearings, two-stage expansion link and air intake tube analog bracket, and guide rail is fixed in oven dry platform top; Guide wheel cooperates installation with guide rail, in guide rail, slide; Slide bearings one end is fixed on the guide wheel, and the other end and telescopic chimney fan and telescopic air intake tube are fixed; Two-stage expansion link one end is fixedly mounted on the slide bearings, and after the other end passed the circular cone type cover, end was fixed on the air intake tube analog bracket.
The advantage and the effect of the utility model are: the middle water treatment system that the utility model adopted, can handle cleaning the sewage that is produced, and water water quality in the arrival, the repeated washing tank car reaches the purpose of saving water resource; The gas recovery system that the utility model adopted can clean the waste gas that is produced in the tank car process with water jet and recycle, and has effectively reduced the pollution to environment, reaches the purpose of environmental protection; The water jet cleaning machine automatic localization device of the utility model has replaced the pattern that present manually-operated water jet cleaning machine carries out the tank car contraposition, has effectively reduced working strength of workers, has improved production efficiency.The closed drying unit of the utility model has replaced the pattern of present tank car open type air blast oven dry, adopts closed air blast oven dry form, has not only improved the tank car drying efficiency; Reduced labor strength; Improved workman's working environment, and adopted photodissociation catalytic oxidation technology, will dry wind and carry out harmless treatment; Qualified discharge greatly reduces the pollution to surrounding environment.The new method of the utility model, new technology and cleaning equipment effectively raise production efficiency in a word; Reduce working strength of workers, improved workman's working environment, effectively reduced the washing and cleaning operation energy consumption; Greatly reduce pollution, realized the purpose of energy-saving and emission-reduction environment.
[description of drawings]
3 tank car jets of Fig. 1 the utility model clean the continuous productive process sketch map
Fig. 2 the utility model technology annexation sketch map
Clean the some layout in Fig. 3 the utility model tank car
The automatic pump drainage water of Fig. 4 the utility model new technology annexation sketch map
Fig. 5 the utility model clean in place flow chart
The closed drying unit structure chart one of Fig. 6 a the utility model
The closed drying unit structure chart two of Fig. 6 b the utility model
Sequence number explanation among the figure:
[specific embodiment]
Below in conjunction with accompanying drawing, the technical scheme of the utility model is done further explanation.
In conjunction with shown in Figure 2, a kind of internal wall of railway tank car cleaning equipment of the utility model mainly comprises the water supply heating system; The water jet purging system is taken out the Residual oil system, the pump drainage sewerage; Trailer system, control system, air blast drying system; The respiratory protection system, middle water treatment system RW, formations such as gas recovery system RG; Wherein, described trailer system (not shown) is by drive motors, double strand chain, and chain stay, roll, strainer, tramway, formations such as small trailer can realize the bivector traction function to tank car; The described Residual oil system of taking out is used for the chemicals that remains in internal wall of railway tank car, oil plant etc. are carried out preliminary pump drainage; The water supply heating system is used for to integral cleaning equipment the water source that is fit to temperature being provided, and the water source is transported to coupled water jet purging system; Described water jet purging system comprises three-dimensional localization machine 14, water jet cleaning machine 11 and three-dimensional device for cleaning tank 13, is used for the cleaning to tank car; Described pump drainage sewerage comprises sewage jar and vavuum pump, is used for extracting and be delivered to the sewage after cleaning out coupled water treatment system; Described air blast drying system comprises air blast, the air-introduced machine of air blast oven dry control device, closed drying unit, band heater, is used for the tank car after cleaning is carried out the air blast oven dry; Described respiratory protection system comprises that air compressor machine, air accumulator, medical filter, gas distribute cabinet and long tube respirator etc., are used to play the breathing gas that the jar operating personnel provides clean and safe; Described gas recovery system is used for reclaiming waste gas that cleaning, drying course produce to carry out processing once more; The described control employing Siemens S7-300 of system is a core controller, is connected with the other system of cleaning equipment through cable, and integral cleaning equipment is realized orderly centralized Control;
Temperature transmitter 2 and fluid level transmitter 3 are installed on the relevant position of water pot 1 through flange in the water supply heating system, and are connected with the analog quantity input module binding post of controlling the PLC of system through shielded cable.Water supply electrical ball valve 401 and a manual ball valve 501 are installed in series on a supply channel; Another manual ball valve 502 is in parallel installed with on another supply channel; Form the feed water valve group; The water supply electrical ball valve is connected with the interior terminal row of control device through cable, and the control PLC of system output module is assigned instruction, interlocks through the ON/OFF of auxiliary reclay control water supply electrical ball valve and with the fluid level transmitter of water pot; The water supply electrical ball valve is opened automatically when water level is lower than predeterminated position, and the water supply electrical ball valve is closed automatically when water level is higher than predeterminated position.Supply channel front end at the water pot inlet is installed tee pipe fitting, and two branch roads are respectively fresh water pipeline and middle water line, and on two pipelines, manually-operated gate 503,504 is installed.When the water quality of water treatment facilities meets car washing water and requires in the user detects, then close fresh water pipeline manually-operated gate 504, open middle water line valve 503, clean tank car by middle water.Water comes out the water quality of device when not meeting car washing water and requiring in the user detects; Then open fresh water pipeline manually-operated gate 504; Close middle water line valve 503, clean tank car, adopt this sampling technology maximum possible to save the fresh water resource by fresh water; Can guarantee the cleaning performance of tank car again, reach purpose of energy saving.The supply channel of water pot outlet is through manually-operated gate 505, and fore filter 6 is connected with booster pump 7 inlets.The reflux pipeline of booster pump 7 is connected with water pot 1, and the cooling water pipeline of booster pump is connected with reflux pipeline through check-valves 801, and recirculation water and cooling water are all got back to water pot, and the water consumption of so effective reduction carwash reaches the purpose of energy-saving and emission-reduction.Water pot 1 add thermal recovery industrial steam hybrid heating; High-temperature steam is connected with water pot 1 through the pipeline that is provided with heating valve group 9; And temperature transmitter 2 interlockings of installing with water pot 1; When water temperature is higher than setting value, then close heating valve automatically, when water temperature is lower than setting value, then open heating valve automatically, realize automatic heating function.Booster pump 7 liquid outlets are connected with pressure duct through high-pressure hose, and setting pressure transmitter 10 on the pressure duct is adopting high-pressure hose to be connected again with water jet cleaning machine 11 junctions, and pass through C shape and manage 12 and be connected with three-dimensional device for cleaning tank 13.Water system becomes water at atmospheric pressure into mesohigh water through booster pump, and through high pressure software and pressure duct, finally arrives three-dimensional device for cleaning tank, realizes the ejection function of device for cleaning tank, to reach the effect of cleaning tank truck inner wall.
The respiratory protection system comprises air compressor machine 15, air accumulator 16, medical filter 17, gas distributor 18 and long tube respirator 19 etc., gets clean air from the high-altitude through air compressor machine 15, through the air compressor machine pressurization; Be connected in air accumulator 16 air inlets through manually-operated gate 506 and gas circuit; Air gauge 161, air bleeding valve 162, tapping valve 163 are installed on the air accumulator 16; The air accumulator gas outlet is connected in 4 medical filters 17 through gas circuit; Compressed air is purified, be connected with the gas distributor 18 that cleans trestle work, and supply with a following jar operating personnel through long tube respirator 19 and breathe use through gas circuit.
The pump drainage sewerage comprises the first sewage jar 22 and first vavuum pump 23 etc., is used for extracting and be delivered to the sewage after cleaning out coupled water treatment system; The pump drainage sewerage is taken out the sewage flexible pipe through trestle work and is connected with a visor 21; Visor 21 is connected with the sewage pumping pipe road; And be connected in the inlet of the first sewage jar 22 through manually-operated gate 507, vacuum table 221, differential pressure fluid level transmitter 222, nitrogen pipeline, vacuum line pipeline, sewer pipeline and motor-driven valve group thereof are installed on the first sewage jar 22.The vacuum line pipeline is connected with first vacuum pump outlet; Nitrogen pipeline is connected with nitrogen bus pipe network, and the sewer pipeline is connected with middle water treatment system RW, after water treatment system is handled in the process; Sewage become available in water, and the water pot that flows to the water supply heating system through pipeline is with recycle.The first vavuum pump floss hole is connected with gas recovery system RG through pipeline, first vavuum pump is produced waste gas all recycled by gas recovery system.
The water jet purging system further comprises automatic localization device (not shown), and this automatic localization device is made up of explosion-proof infrared camera, explosion-proof infrared distance measurement probe, automatic localization control device and walking driving servomotor etc.; Described explosion-proof infrared camera is installed on by the support of water jet cleaning machine; Explosion-proof infrared distance measurement probe is selected 4 for use, evenly is installed on around the water jet cleaning machine base; The automatic localization control device mainly is made up of industrial computer, image pick-up card, data collecting card and motion control card etc.; Image pick-up card, data collecting card and motion control card are installed in the expansion slot of industrial computer; Image pick-up card is connected with explosion-proof thermal camera through video line; Data collecting card is connected with explosion-proof infrared distance measurement probe through shielded cable, and motion control card is connected through three driving servomotors of walking of setting on shielded cable, servo-driver and the three-dimensional localization machine 14.
Take out the Residual oil service system then through trestle work drawing liquid flexible pipe with take out the raffinate pipeline and be connected; And connect the import of the residual liquid tank 24 and the second sewage jar 25 respectively through electric three passes ball valve 20, vacuum table 241,251, differential pressure fluid level transmitter 242,252, nitrogen pipeline, vacuum line pipeline, sewer pipeline and motor-driven valve group thereof are installed on the residual liquid tank 24 and the second sewage jar 25.The vacuum line pipeline is connected with 26 outlets of second vavuum pump; Nitrogen pipeline is connected with nitrogen bus pipe network; The sewer pipeline is connected with middle water treatment system RW; Through in after water treatment system handles, sewage become available in water, and the water pot that flows to the water supply heating system through pipeline is with recycle.The blowdown oil pipe line is connected with oily-water seperating equipment 27.Second vavuum pump, 26 floss holes are connected with gas recovery system RG through pipeline, second vavuum pump 26 is produced waste gas all recycled by gas recovery system.
The air blast drying system then is connected with air blast 282 through gas circuit by closed drying unit 28, on gas circuit, installs heater 2821 additional, can realize the function that cold and hot wind switches.Wherein, Shown in Fig. 6 a, 6b; Described closed drying unit, the air blast 282, apparatus for automatically lifting, telescopic air intake tube 283, telescopic chimney fan 284, photodissociation catalytic oxidizing equipment 285, air-introduced machine, pressure transmitter 286 and the pressure that comprise air blast oven dry control device (not shown), Jar opening sealer lid 281, band heater are from letting out valve 287 etc.; Described air blast oven dry control device comprises that mainly the control element of PLC, air blast, apparatus for automatically lifting and air-introduced machine is connected with PLC output module terminal through auxiliary reclay; Described jar of mouthful closing cap 281 can cooperate with the jar mouth of tank car and seal; Described apparatus for automatically lifting is made up of guide rail 2881, guide wheel 2882, slide bearings 2883, two-stage expansion link 2884 and air intake tube analog bracket 2885 etc., and guide rail 2881 is fixed in oven dry platform top.Guide wheel 2882 cooperates installation with guide rail 2881, can in guide rail, slide.Slide bearings 2,883 one ends are fixed on the guide wheel 2882, and the other end and telescopic chimney fan 284 are fixed with telescopic air intake tube 283.Two-stage expansion link 2,884 one ends are fixedly mounted on the slide bearings 2883, and after the other end passed Jar opening sealer lid 281, end was fixed on the air intake tube analog bracket 2885.
Wherein, described air blast drying system comprises air blast oven dry control device, closed drying unit, the air blast of being with heater, air-introduced machine etc.; Described air blast oven dry control device further comprises elements such as PLC, button, indicator lamp, auxiliary reclay.Button is connected with PLC input module terminal through cable.Indicator lamp is connected with PLC output module terminal through cable.Pressure transmitter is connected with PLC analog quantity input module terminal through shielded cable.The control element of air blast, closed drying unit, air-introduced machine is connected with PLC output module terminal through auxiliary reclay; Described closed drying unit further comprises Jar opening sealer lid, telescopic air intake tube, telescopic chimney fan, photodissociation catalytic oxidizing equipment, apparatus for automatically lifting, pressure transmitter, pressure safety valve.The Jar opening sealer lid can cooperate with the jar mouth of tank car and seal; And be fastenedly connected in the auto-update device, telescopic air intake tube is connected with the blower outlet pipeline through flange, and the other end passes through Jar opening sealer and covers and be connected with apparatus for automatically lifting; Telescopic chimney fan one end is connected with the Jar opening sealer lid through flange; The other end is connected with photodissociation catalytic oxidizing equipment inlet line, and the outlet line of photodissociation catalytic oxidizing equipment is connected with the air-introduced machine inlet line, and discharge the gas after handling in air-introduced machine outlet line to high-altitude; Pressure transmitter and pressure safety valve are installed in a side of Jar opening sealer lid respectively, detect oven dry air pressure in the tank car; Described apparatus for automatically lifting further comprises formations such as guide rail, guide wheel, slide bearings, two-stage expansion link and air intake tube analog bracket; Two-stage expansion link one end links to each other with air intake tube analog bracket; The other end links to each other with slide bearings, and guide wheel is installed on the slide bearings, and this guide wheel can slide in guide rail; Whole apparatus for automatically lifting is fixed on Jar opening sealer through the two-stage expansion link and covers, and makes air intake tube analog bracket stretch into tank interior;
Gas recovery system is by condensing unit and absorbent charcoal adsorber.Condensing unit is made up of multi-stage condensing heat exchanger, heat riser, gas-liquid separator etc.Benzene enters into the one-level condensing heat exchanger through airtight gathering-device and carries out precooling, at first condenses to 5 ℃ by normal temperature, and liquid parts gets into liquid trap, and the gaseous state composition gets into the B-grade condensation heat exchanger and proceeds condensation, and temperature reaches-15 ℃.Through gas-liquid separator, liquid flows in the liquid trap, and finally flows to storage in the oil storage tank, and the still uncooled gas that gets off then gets into absorbent charcoal adsorber by floss hole, through handling once more, reaches the purpose of recycling environmental protection.Absorbent charcoal adsorber: the gas by the condenser floss hole is discharged, enter into active carbon charcoal jar and adsorb, most benzene composition is by charcoal absorption, and the content of benzene reaches relevant national standard in the vent gas.In whole process, two active carbon charcoal jars hocket absorption, desorption work, when a charcoal jar adsorbed, another charcoal jar then carried out desorption and regeneration; Work behind the adsorption cycle, two adsorption tanks switch operating states are with the implement device continuous operation.Material behind the vavuum pump desorption carries out condensation liquefaction process next time through the liquid collecting jar to condensing unit.
It is core controller that the control system adopts Siemens S7-300, and the employing configuration software is a man-machine interface.The system acquisition signal is connected with Siemens input module terminal through cable, and system actuator passes through cable and is connected with auxiliary reclay and Siemens's output module terminal.The control system is through cable and automatic localization device, closed drying unit, gas recovery system, respiratory protection system; The three-dimensional localization machine, water jet cleaning machine, vavuum pump, booster pump; Air-introduced machine, connections such as trailer system, control device is realized orderly centralized Control.
The three-dimensional localization machine then adopts the transmission mechanism of chain and sprocket wheel to replace the kind of drive of original leading screw; The equipment operation is more steadily reliable; On type of drive, change former threephase asynchronous into servomotor; To cooperate the automatic localization device accurately to locate, make the cleaning function accurately be placed in tank car jar mouth place.
Vavuum pump, booster pump, air-introduced machine, water tank, visor, the Residual oil jar, the sewage jar, middle water treatment system, the filter before the pump etc. all adopts present chemical industry to have mature equipment now.
Three-dimensional device for cleaning tank adopts German product, can realize that 360 degree revolution add rotation, and cleaning track is the network sphere, to satisfy the cleaning requirement on the tank truck inner wall face of cylinder.
Trailer system is by drive motors, double strand chain, and chain stay, roll, strainer, tramway, formations such as small trailer can realize the bivector traction function.
The brand product that on-the-spot explosion-proof instrument and electrical ball valve all adopt present petrochemical enterprise to network.
In conjunction with shown in Figure 1; A kind of internal wall of railway tank car cleaning method; Be that the internal wall of railway tank car cleaning process totally is divided into 5 operations, be respectively the tank car contraposition and take out raffinate, water jet clean tank truck inner wall and take out sewage, hand sweeping residue synchronously, air blast dries up and wiping, tank car detect.When tank car was carried out washing and cleaning operation, then each operation was carried out orderly operation, effectively increases work efficiency, and cuts down the consumption of energy.This internal wall of railway tank car cleaning method is a marshalling with 3 tank cars (or multiple of 3), carries out continuous productive process on five process distribution to 3 train trestle work of tank truck inner wall cleaning process.Wherein, first clean trestle work can accomplish the tank car contraposition and take out raffinate, water jet clean tank truck inner wall and take out sewage, hand sweeping residue synchronously, air blast dries up and wiping, tank car detect whole five operations; Second clean trestle work can accomplish the tank car contraposition and take out raffinate, hand sweeping residue, air blast dries up and wiping, tank car detect four operations; The 3rd cleans trestle work can accomplish the tank car contraposition and take out raffinate, and air blast dries up and wiping, tank car detect three operations.
The concrete steps of the utility model method are following:
Step 1: by 3 tank car tractions to 3 the cleaning trestle work of trailer system with a marshalling; Promptly the first tank car C1 places first to clean trestle work P1 cleaning positions; The second tank car C2 places second to clean trestle work P2 cleaning positions, and the 3rd tank car C3 places the 3rd to clean trestle work P3 cleaning positions, and unification is carried out the tank car contraposition and taken out the raffinate operation then; Both saved and taken out respectively the raffinate time, reached purpose of energy saving the running time of having saved the vavuum pump suction again.
Step 2: the 3rd tank car traction to the first cleaning trestle work cleaning positions that raffinate to be taken out finishes and will be organized into groups by trailer system; Start the automatic localization device by the trestle work operating personnel, after the water jet cleaning machine is placed in jar mouthful, carry out water jet and clean tank truck inner wall and takes out the sewage operation synchronously; Internal wall of railway tank car is cleaned; After the end to be cleaned, mention the water jet cleaning machine automatically, pack up sewage pumping pipe to safe altitude.
Step 3: by trailer system the 3rd railway tank car traction to the second is cleaned trestle work, simultaneously second tank car traction to the first is cleaned trestle work, first cleans trestle work starts the automatic localization device by operating personnel; After the water jet cleaning machine is placed in jar mouthful; Carry out water jet and clean tank truck inner wall and take out the sewage operation synchronously, internal wall of railway tank car is cleaned, the second cleaning trestle work is carried out hand sweeping residue operation simultaneously; Put down the air blast drying system after cleaning out; Carry out that air blast dries up and the wiping operation, wait for first clean trestle work clean finish after, mention the water jet cleaning machine automatically; Pack up sewage pumping pipe to safe altitude, the second cleaning trestle work is packed up the air blast drying system to safe altitude simultaneously.
Step 4: by trailer system the 3rd railway tank car traction to the three is cleaned trestle work, the traction of second tank car is to the second cleaning trestle work, and the traction of first tank car is to the first cleaning trestle work; First cleans trestle work starts the automatic localization device by operating personnel; After the water jet cleaning machine is placed in jar mouthful, carry out water jet and clean tank truck inner wall and takes out the sewage operation synchronously, internal wall of railway tank car is cleaned; Second clean trestle work execution hand sweeping residue operation simultaneously; Put down the air blast drying system after cleaning out, carry out that air blast dries up and the wiping operation, treat to mention the air blast drying system automatically to safe altitude after the air blast operation finishes; The wait tank car detects; Simultaneously the 3rd clean trestle work and put down the air blast drying system and proceed that air blast dries up and the wiping operation, treat that air blast dries up and the wiping operation is mentioned the air blast drying system to safe altitude after finishing automatically, wait for that tank car detects.After the first cleaning trestle work is accomplished water jet cleaning tank truck inner wall and is taken out the sewage operation synchronously; Carry out hand sweeping residue operation; Put down the air blast drying system after cleaning out, carry out that air blast dries up and the wiping operation, treat that air blast dries up and the wiping operation is mentioned the air blast drying system to safe altitude after finishing automatically; The wait tank car detects, and so far accomplishes one group of tank car water jet and cleans overall process.
In conjunction with Fig. 3, when carrying out water jet cleaning tank truck inner wall and taking out the operation of sewage synchronously, according to the structure of G60 type tank car; When cleaning, adopted the mode of clean in place, and will clean and a little be arranged to 5 points; With tank car jar mouth is that boundary head's end cleans 3 points, and short end cleans 2 points.Length end through being installed on water jet cleaning machine base position is spacing, through cable, signal is transferred to the input module of the PLC of control system, and the CPU control program that is built in PLC then triggers corresponding length end cleaning procedure automatically, and flow process is as shown in Figure 5.Like receiving tank vehicle commander end signal, control program is at first assigned C type pipe advancement commands, and finish the running time of advancing, and assigns at the 1st and cleans instruction, after scavenging period finishes; Assign C type pipe again and retreat instruction, the fall back time finishes, and assigns at the 2nd and cleans instruction, after scavenging period finishes; Assign C type pipe and retreat instruction, the fall back time finishes, and assigns at the 3rd and cleans instruction, after scavenging period finishes; Assign retreating into bit instruction, carrying out the short end cleaning of tank car, at first assign C type pipe advancement commands, finish the running time of advancing; Assign at the 4th and clean instruction, scavenging period is assigned C type pipe and is retreated instruction after finishing, after the fall back time finishes; Assign at the 5th and clean instruction, scavenging period is assigned C type pipe and is retreated into bit instruction after finishing, and accomplishes the process of 5 cleanings of tank car.As receive the short end signal of tank car, then control program is assigned earlier at 4,5 and is cleaned instruction, assigns again at 1,2,3 and cleans the process that 5 clean in place of tank car are accomplished in instruction.When the technology that adopts these 5 clean in place not only effectively improves the area coverage of cleaning; Maximum possible reduces the washing and cleaning operation time again; This cleaning can satisfy cleans the tank car quality requirement, can reduce the washing and cleaning operation time again, demonstrates fully the characteristics of the energy-conserving and environment-protective of technology.
In conjunction with Fig. 4; Pump drainage sewage technology by original one wash one take out a row technology; Changing into one washes one and takes out not drainage technology; Draining is then interlocked with the differential pressure fluid level transmitter 222 of the first sewage jar 22, when liquid level is higher than setting value, just carries out automatic draining, when liquid level is lower than setting value, then stops draining automatically.The first sewage jar 22 is installed on and cleans under the trestle work, and sewage pumping pipe line one end connects the cleaning trestle work and takes out the sewage flexible pipe, and the other end is connected with first sewage jar upper end respective openings pipeline flange, and the sewage pumping pipe line is installed manually-operated gate through flange.Differential pressure fluid level transmitter 222 is installed on the first sewage jar side through flange, and through the PLC analog quantity input module terminal row of shielding 2 core cables connection with control device.Erecting bed, first sewage jar upper end shows vacuum table 221.Vacuum pipeline one end is connected with first sewage jar upper end respective openings pipeline through flange, and 1 branch road manually-operated gate and 1 autocontrol valve composition vacuum valve group 223 are installed, and the vacuum pipeline other end connects vavuum pump 23 vacuum pump lines.Nitrogen pipeline one end is connected with first sewage jar upper end respective openings pipeline through flange, and the other end is installed by 1 branch road manually-operated gate and 1 autocontrol valve is formed nitrogen valve group 224, and is connected through flange with the nitrogen header pipe line.Sewer pipeline one end is connected through flange with the first sewage jar lower ending opening pipeline, and the other end is installed by 1 branch road manually-operated gate and 1 autocontrol valve is formed blowdown water valve group 225, and is connected with middle water treatment system RW through pipeline.A check-valves 225 is installed on the sewer line between autocontrol valve and the middle water treatment system.
The practical implementation process does, when the operation of cleaning tank truck inner wall when water jet starts, then starts simultaneously and takes out sewage technology synchronously, and the control device sending controling instruction starts vavuum pump, opens vacuum valve, closes nitrogen valve and blowdown water valve, takes out the sewage operation.After water jet cleans the tank truck inner wall end of job, close vacuum valve, close vavuum pump.Whether control device detects sewage jar level value in real time, when level value reaches preset high-value, carry out or stop no matter water jet cleans the operation of tank truck inner wall; Control device sends instruction, closes vacuum valve, opens nitrogen valve and blowdown water valve; The sewage of sewage jar is pushed up to middle water treatment facilities through nitrogen, and when low-value was preset in the arrival of sewage jar level value, control device was sending instruction; Close nitrogen valve and blowdown water valve, open vacuum valve, take out the sewage operation.Adopt this pump drainage sewage technology, pump drainage sewage technology is accomplished by control device fully automatically, and automaticity is high.Sewer technology and level chain, maximum possible utilize the space of sewage jar to store sewage, have also compressed the compression stroke of nitrogen simultaneously, greatly reduce the consumption of nitrogen, reach the purpose of energy-conserving and environment-protective.
Claims (3)
1. internal wall of railway tank car cleaning equipment mainly comprises water supply heating system, water jet purging system, takes out the Residual oil system, pump drainage sewerage, trailer system, control system, air blast drying system, respiratory protection system, middle water treatment system and gas recovery system; Described trailer system is made up of drive motors, double strand chain, chain stay, roll, strainer, tramway and small trailer, realizes the bivector traction function to tank car; The described Residual oil system of taking out is used for chemicals residual in the tank car, oil plant are tentatively aspirated, and collects; The water supply heating system is used for to integral cleaning equipment the water source that is fit to temperature being provided, and the water source is transported to coupled water jet purging system; Described water jet purging system comprises three-dimensional localization machine, water jet cleaning machine, booster pump, automatic pressure regulating device and three-dimensional device for cleaning tank, is used for the cleaning to tank car; Described pump drainage sewerage comprises sewage jar and vavuum pump, is used for extracting and be delivered to the sewage after cleaning out coupled water treatment system; Described air blast drying system comprises air blast, the air-introduced machine of air blast oven dry control device, closed drying unit, band heater, is used for the tank car after cleaning is carried out the air blast oven dry; Described respiratory protection system comprises air compressor machine, air accumulator, medical filter, gas distributor and long tube respirator, is used to down the breathing gas that jar operating personnel provides clean and safe; Described gas recovery system is used for reclaiming waste gas that cleaning, drying course produce to handle once more; The described control employing Siemens S7-300 of system is a core controller, is connected with the other system of cleaning equipment through cable, and integral cleaning equipment is realized orderly centralized Control; It is characterized in that:
Wherein, described water supply heating system comprises water pot, fluid level transmitter, temperature transmitter, water supply motor-driven valve, heating motor-driven valve, filter and supply channel; Wherein fluid level transmitter, temperature transmitter are installed on the water pot, and link to each other through the PLC of shielded cable with the control system; The water supply motor-driven valve is installed on the water pot inlet supply channel, and links to each other through the PLC of shielded cable with the control system; The heating motor-driven valve is installed on the water pot inlet heating pipe line, and links to each other through the PLC of shielded cable with the control system; Supply channel front end at the water pot inlet is installed tee pipe fitting, and two branch roads are respectively fresh water pipeline and middle water line, and on two pipelines, valve are installed; The supply channel of water pot outlet is connected with the inlet of booster pump through valve, fore filter; The reflux pipeline of booster pump is connected with water pot, and the cooling water pipeline of booster pump is connected with reflux pipeline through check-valves, and recirculation water and cooling water are all got back to water pot; Water pot add thermal recovery industrial steam hybrid heating, high-temperature steam is connected with water pot through the pipeline that is provided with the heating motor-driven valve, and interlocks with temperature transmitter;
Wherein, described water jet purging system further comprises water jet cleaning machine automatic localization device, and this automatic localization device drives servomotor by explosion-proof infrared camera, explosion-proof infrared distance measurement probe, automatic localization control device and walking and forms; Described explosion-proof infrared camera is installed on by the support of water jet cleaning machine; Explosion-proof infrared distance measurement probe is selected 3～6 for use, evenly is installed on around the water jet cleaning machine base; The automatic localization control device mainly is made up of industrial computer, image pick-up card, data collecting card and motion control card; Image pick-up card, data collecting card and motion control card are installed in the expansion slot of industrial computer; Image pick-up card is connected with explosion-proof thermal camera through video line; Data collecting card is connected with explosion-proof infrared distance measurement probe through shielded cable, and motion control card is connected through three driving servomotors of walking that are provided with on shielded cable, servo-driver and the three-dimensional localization machine;
Wherein, described air blast drying system comprises air blast, the air-introduced machine of air blast oven dry control device, closed drying unit, band heater; Described air blast oven dry control device comprises PLC, button, indicator lamp, auxiliary reclay; Button is connected with PLC input module terminal through cable; Indicator lamp is connected with PLC output module terminal through cable; Pressure transmitter is connected with PLC analog quantity input module terminal through shielded cable; The control element of air blast, closed drying unit, air-introduced machine is connected with PLC output module terminal through auxiliary reclay.
2. a kind of internal wall of railway tank car cleaning equipment according to claim 1 is characterized in that: described closed drying unit further comprises Jar opening sealer lid, telescopic air intake tube, telescopic chimney fan, photodissociation catalytic oxidizing equipment, apparatus for automatically lifting, pressure transmitter, pressure safety valve; The Jar opening sealer lid cooperates with the jar mouth of tank car and seals; And be fastenedly connected with apparatus for automatically lifting; Telescopic air intake tube is connected with the blower outlet pipeline through flange, and the other end is connected with apparatus for automatically lifting through the Jar opening sealer lid, and telescopic chimney fan one end is connected with the Jar opening sealer lid through flange; The other end is connected with photodissociation catalytic oxidizing equipment inlet line; The outlet line of photodissociation catalytic oxidizing equipment is connected with the air-introduced machine inlet line, and discharge the gas after handling in air-introduced machine outlet line to high-altitude, and pressure transmitter and pressure safety valve are installed in a side of Jar opening sealer lid respectively.
3. a kind of internal wall of railway tank car cleaning equipment according to claim 2 is characterized in that: described apparatus for automatically lifting comprises guide rail, guide wheel, slide bearings, two-stage expansion link and air intake tube analog bracket, and guide rail is fixed in oven dry platform top; Guide wheel cooperates installation with guide rail, in guide rail, slide; Slide bearings one end is fixed on the guide wheel, and the other end and telescopic chimney fan and telescopic air intake tube are fixed; Two-stage expansion link one end is fixedly mounted on the slide bearings, and after the other end passed the circular cone type cover, end was fixed on the air intake tube analog bracket.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012200090146U CN202461068U (en) | 2012-01-10 | 2012-01-10 | Inner wall cleaning equipment for railway tank vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012200090146U CN202461068U (en) | 2012-01-10 | 2012-01-10 | Inner wall cleaning equipment for railway tank vehicle |
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| CN202461068U true CN202461068U (en) | 2012-10-03 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104554184A (en) * | 2014-12-30 | 2015-04-29 | 昆明铁路局科学技术研究所 | Novel energy-saving cleaning process and novel energy-saving cleaning equipment for wagons |
| CN104627135A (en) * | 2013-11-14 | 2015-05-20 | 宁夏中远天晟科技有限公司 | High-temperature high-pressure cleaning device for outer surface of railway tank wagon |
| CN108413726A (en) * | 2018-05-13 | 2018-08-17 | 新疆天通兴业农牧科技有限公司 | A kind of cashmere drying unit |
| CN110333325A (en) * | 2019-08-02 | 2019-10-15 | 中南大学 | A kind of atmosphere pollution environment Train operation means of defence and system |
| CN110576004A (en) * | 2019-07-25 | 2019-12-17 | 北京越涛时代科技发展有限公司 | Flushing device and method for radioactive waste liquid transportation system |
| CN111089454A (en) * | 2019-12-27 | 2020-05-01 | 科源动力科技有限公司 | Working medium pump drying method in ORC low-temperature waste heat power generation equipment |
| CN112009431A (en) * | 2019-05-30 | 2020-12-01 | 太原科技大学 | Railway wagon carriage inner wall cleaning device |
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2012
- 2012-01-10 CN CN2012200090146U patent/CN202461068U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104627135A (en) * | 2013-11-14 | 2015-05-20 | 宁夏中远天晟科技有限公司 | High-temperature high-pressure cleaning device for outer surface of railway tank wagon |
| CN104554184A (en) * | 2014-12-30 | 2015-04-29 | 昆明铁路局科学技术研究所 | Novel energy-saving cleaning process and novel energy-saving cleaning equipment for wagons |
| CN108413726A (en) * | 2018-05-13 | 2018-08-17 | 新疆天通兴业农牧科技有限公司 | A kind of cashmere drying unit |
| CN108413726B (en) * | 2018-05-13 | 2023-12-22 | 新疆天通兴业农牧科技有限公司 | Cashmere drying device |
| CN112009431A (en) * | 2019-05-30 | 2020-12-01 | 太原科技大学 | Railway wagon carriage inner wall cleaning device |
| CN110576004A (en) * | 2019-07-25 | 2019-12-17 | 北京越涛时代科技发展有限公司 | Flushing device and method for radioactive waste liquid transportation system |
| CN110333325A (en) * | 2019-08-02 | 2019-10-15 | 中南大学 | A kind of atmosphere pollution environment Train operation means of defence and system |
| CN111089454A (en) * | 2019-12-27 | 2020-05-01 | 科源动力科技有限公司 | Working medium pump drying method in ORC low-temperature waste heat power generation equipment |
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Granted publication date: 20121003 Termination date: 20140110 |