CN111377387B - Treatment system and method for dangerous chemical residues of tank truck - Google Patents

Treatment system and method for dangerous chemical residues of tank truck Download PDF

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Publication number
CN111377387B
CN111377387B CN202010482285.2A CN202010482285A CN111377387B CN 111377387 B CN111377387 B CN 111377387B CN 202010482285 A CN202010482285 A CN 202010482285A CN 111377387 B CN111377387 B CN 111377387B
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CN
China
Prior art keywords
storage
conveying pipe
tank body
material conveying
incinerator
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CN202010482285.2A
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Chinese (zh)
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CN111377387A (en
Inventor
罗更生
詹建荣
曾硕良
罗翔
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HUNAN SPECIAL EQUIPMENT INSPECTION & TESTING RESEARCH INSTITUTE
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HUNAN SPECIAL EQUIPMENT INSPECTION & TESTING RESEARCH INSTITUTE
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Publication of CN111377387A publication Critical patent/CN111377387A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
    • B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
    • B67D7/02—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes for transferring liquids other than fuel or lubricants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
    • B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
    • B67D7/06—Details or accessories
    • B67D7/58—Arrangements of pumps
    • B67D7/62—Arrangements of pumps power operated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
    • B67D7/00—Apparatus or devices for transferring liquids from bulk storage containers or reservoirs into vehicles or into portable containers, e.g. for retail sale purposes
    • B67D7/06—Details or accessories
    • B67D7/78—Arrangements of storage tanks, reservoirs or pipe-lines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
    • F17C13/025—Special adaptations of indicating, measuring, or monitoring equipment having the pressure as the parameter
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/08—Mounting arrangements for vessels
    • F17C13/083—Mounting arrangements for vessels for medium-sized mobile storage vessels, e.g. tank vehicles or railway tank vehicles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/12—Arrangements or mounting of devices for preventing or minimising the effect of explosion ; Other safety measures
    • F17C13/123—Arrangements or mounting of devices for preventing or minimising the effect of explosion ; Other safety measures for gas bottles, cylinders or reservoirs for tank vehicles or for railway tank wagons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C7/00—Methods or apparatus for discharging liquefied, solidified, or compressed gases from pressure vessels, not covered by another subclass
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D1/00—Pipe-line systems
    • F17D1/005—Pipe-line systems for a two-phase gas-liquid flow
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D1/00—Pipe-line systems
    • F17D1/02—Pipe-line systems for gases or vapours
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D1/00—Pipe-line systems
    • F17D1/08—Pipe-line systems for liquids or viscous products
    • F17D1/086—Pipe-line systems for liquids or viscous products for explosives
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D1/00—Pipe-line systems
    • F17D1/08—Pipe-line systems for liquids or viscous products
    • F17D1/14—Conveying liquids or viscous products by pumping
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D3/00—Arrangements for supervising or controlling working operations
    • F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
    • F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/01—Mounting arrangements
    • F17C2205/0123—Mounting arrangements characterised by number of vessels
    • F17C2205/0126—One vessel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/01—Mounting arrangements
    • F17C2205/0153—Details of mounting arrangements
    • F17C2205/0157—Details of mounting arrangements for transport
    • F17C2205/0161—Details of mounting arrangements for transport with wheels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2221/00—Handled fluid, in particular type of fluid
    • F17C2221/01—Pure fluids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
    • F17C2223/0107—Single phase
    • F17C2223/0123—Single phase gaseous, e.g. CNG, GNC
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/03—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the pressure level
    • F17C2223/033—Small pressure, e.g. for liquefied gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2225/00—Handled fluid after transfer, i.e. state of fluid after transfer from the vessel
    • F17C2225/01—Handled fluid after transfer, i.e. state of fluid after transfer from the vessel characterised by the phase
    • F17C2225/0107—Single phase
    • F17C2225/0123—Single phase gaseous, e.g. CNG, GNC
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2227/00—Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
    • F17C2227/01—Propulsion of the fluid
    • F17C2227/0114—Propulsion of the fluid with vacuum injectors, e.g. venturi
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2260/00—Purposes of gas storage and gas handling
    • F17C2260/04—Reducing risks and environmental impact
    • F17C2260/042—Reducing risk of explosion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2209/00—Specific waste
    • F23G2209/14—Gaseous waste or fumes

Abstract

The invention discloses a system and a method for treating dangerous chemical residues of a tank truck, relating to the technical field of dangerous chemical treatment, and comprising a tank truck for conveying and a storage and transportation tank body for storing chemicals: liquid phase output pipe end on the warehousing and transportation jar body is connected with first conveying pipeline, first conveying pipeline is connected with the input of first drawing liquid pump, first drawing liquid pump output sets up the sixth conveying pipeline and is linked together with the pan feeding port on the storage jar, storage jar discharge port sets up the seventh conveying pipeline and is linked together with the second drawing liquid pump, second drawing liquid pump output port sets up the eighth conveying pipeline and is connected to the burning furnace that burns that is used for incineration disposal hazardous chemicals, burn the waste gas that the burning furnace produced and carry to the tail gas treatment device in through the ninth conveying pipeline and handle. The invention is scientific and effective, has good treatment effect and high safety factor.

Description

Treatment system and method for dangerous chemical residues of tank truck
Technical Field
The invention relates to the technical field of hazardous chemical container residue treatment, in particular to a treatment system and a treatment method for hazardous chemical residues of a tank truck.
Background
Along with the development of social economy, the rapid development of industry, the demand for energy resources and various chemical raw materials also sharply increases, the tank car for transporting such products needs to be more and more, because the transportation medium is mostly flammable, explosive and toxic products, the tank car has great harm due to accidents, and also has great possibility of causing safety accidents due to the fact that the tank car runs on the road all year round, so the safety management of the tank car needs to be enhanced, a detection mechanism needs to detect the tank car, especially strict periodic inspection, the potential safety hazard of the tank car can be eliminated, and the tank car is not required to go on the road with diseases.
When the tank car is periodically checked, and when the medium in the tank car is a combustible medium, according to the requirements of relevant laws and standards, a checking mechanism must safely and reliably process the medium in the tank car, and the tank car can be used on the road after corresponding requirements are met.
The following problems exist in the existing residual gas and residual liquid recovery of inspection mechanisms: 1. residual liquid dangerous chemicals in the tank truck cannot be completely extracted, a large amount of residual liquid dangerous chemicals are usually adhered to the inner wall of the tank truck, and if a high-pressure water gun is used for washing the inner wall of the tank truck, the liquid dangerous chemicals are greatly wasted, and the environment is seriously polluted; 2. the residual gaseous dangerous chemicals in the tank car can not be discharged completely.
Disclosure of Invention
The invention aims to solve the problems, provides a treatment system for dangerous chemical residues of a tank car, and has the advantages of scientific and effective treatment method, good treatment effect, high safety factor, small environmental influence and environmental protection, the treatment system can treat residual liquid and residual gas media in a combustible medium container efficiently, safely and environmentally, can treat various combustible media, can effectively recover the combustible media with utilization value, can scrape the residual liquid attached to the inner wall of the tank car, avoids the waste of the residual liquid media, and can safely burn the residual gas.
In order to realize the purpose, the invention adopts the technical scheme that:
a treatment system for dangerous chemical residues of a tank truck comprises a tank truck for conveying and a storage and transportation tank body for storing chemicals, wherein a liquid phase output pipe end on the storage and transportation tank body is connected with a first material conveying pipe, the first material conveying pipe is connected with an input end of a first liquid drawing pump, an output end of the first liquid drawing pump is provided with a sixth material conveying pipe and communicated with a feeding port on a storage tank, a discharge port of the storage tank is provided with a seventh material conveying pipe and communicated with a second liquid drawing pump, an output port of the second liquid drawing pump is provided with an eighth material conveying pipe and connected to an incinerator for incinerating and treating dangerous chemicals, and waste gas generated by the incinerator is conveyed into a tail gas treatment device through a ninth material conveying pipe for treatment; the gas phase output pipe end on the storage and transportation tank body is connected with a second material conveying pipe, the second material conveying pipe is connected to the input end of a second vacuum pump, the output end of the second vacuum pump is provided with a fifth material conveying pipe, and the fifth material conveying pipe is connected to the incinerator; the gas phase output pipe end on the storage and transportation tank body is connected with a third material conveying pipe, the third material conveying pipe is connected with the input end of a first vacuum pump, the output end of the first vacuum pump is provided with a fourth material conveying pipe, and the fourth material conveying pipe is connected to the incinerator; the top of the storage and transportation tank body is provided with a cleaning device used for scraping the residual liquid dangerous chemicals on the inner wall of the storage and transportation tank body.
As a further optimization of the invention, the first material conveying pipe, the second material conveying pipe and the third material conveying pipe are all provided with one-way valves and control valves.
As a further optimization of the invention, the incinerator is provided with an air supply pipe for conveying oxygen, and the air supply pipe is connected with the output end of the fan.
As a further optimization of the invention, the cleaning device comprises a frame body, hydraulic cylinders are arranged on the inner wall of the top of the frame body at intervals, the telescopic shaft ends of the hydraulic cylinders are fixedly connected with a movable frame, transverse screw rods are arranged below the movable frame at intervals in a rotating manner, wall scraping assemblies for scraping residual liquid dangerous chemicals on the inner wall of the storage and transportation tank body are movably arranged on the transverse screw rods, one ends of the transverse screw rods are rotatably arranged on a mounting seat, the other ends of the transverse screw rods are connected with the output shaft end of a transportation motor, the transportation motor is arranged on a supporting frame below the movable frame, the transverse screw rods are in transmission connection through a transmission belt to drive the transportation motor, and the transverse screw rods arranged in parallel all rotate.
As a further optimization of the invention, the wall scraping component comprises a transverse screw rod nut movably arranged on a transverse screw rod, the bottom of the transverse screw rod nut is connected with a fixed plate, a wall scraping motor is arranged on the fixed plate, the output shaft end of the wall scraping motor is connected with a longitudinal screw rod, one end of the longitudinal screw rod which downwards vertically penetrates through the fixed plate is provided with a longitudinal screw rod nut, a lifting block is arranged on the longitudinal screw rod nut, the lifting block is in a rectangular block structure, the end parts of two sides of the lifting block are respectively hinged with an upper connecting rod, the upper connecting rod is hinged with a lower connecting rod, the end part of the upper connecting rod is provided with an arc sliding plate with a hollow groove, one end of the sliding plate is fixed with the upper connecting rod, the hollow groove at the other end of the sliding plate is sleeved on a sleeve column on the outer surface of the.
As a further optimization of the invention, the scraping plate is in an arc-shaped plate structure and is fixedly arranged on the side surface of the sliding plate, when the longitudinal screw rod rotates, the longitudinal screw rod nut and the lifting block vertically lift, the sliding plate realizes arc-shaped swinging motion between the two upper connecting rods, and the scraping plate scrapes residual liquid dangerous chemicals on the inner wall of the storage and transportation tank body.
As a further optimization of the invention, a guide sleeve is fixedly arranged on the end surface of the lifting block, a guide rod is vertically arranged in the guide sleeve, and the upper end of the guide rod is fixedly arranged at the bottom of the fixed plate.
A method for treating dangerous chemical residues of a tank car comprises the following steps: the method comprises the following steps that a worker of an inspection mechanism judges dangerous chemicals stored in a storage tank body on a tank car, if the dangerous chemicals are in a liquid state, the worker of the inspection mechanism connects a liquid phase output pipe end on the storage tank body with a first conveying pipe, opens a control valve on the first conveying pipe, drives a first liquid pump, and pumps and conveys the liquid dangerous chemicals into a storage tank for storage; then, the worker opens the top cover of the storage and transportation tank body, and starts the cleaning device to scrape the inner wall of the liquid dangerous chemical remained on the inner wall of the storage and transportation tank body, so that the liquid dangerous chemical can be fully discharged from the storage tank; if the dangerous chemicals stored in the storage and transportation tank body on the tank car are in a gaseous state, the worker detects the pressure in the storage and transportation tank body on the tank car, if the pressure in the storage and transportation tank body is greater than 0.2MPa, the worker connects the gas phase output pipe end on the storage and transportation tank body with a third conveying pipe, opens a control valve on the third conveying pipe, drives a first vacuum pump, pumps the gaseous dangerous chemicals into an incinerator for incineration treatment, opens a fan and conveys oxygen into the incinerator through an air supply pipe; if the pressure in the storage and transportation tank body is less than or equal to 0.2MPa, a worker connects a gas phase output pipe end on the storage and transportation tank body with a second conveying pipe, opens a control valve on the second conveying pipe, drives a second vacuum pump, pumps the gaseous dangerous chemical into an incinerator for incineration treatment, and in the incineration treatment process, the worker opens a second liquid pump, pumps and conveys the liquid dangerous chemical stored in a storage tank into the incinerator as a combustion improver, opens a fan and conveys oxygen into the incinerator through an air supply pipe; and (4) conveying the waste gas generated by incineration treatment in the incinerator into a tail gas treatment device through a ninth conveying pipe to perform tail gas treatment.
The invention has the beneficial effects that: the invention provides a treatment system and a treatment method for dangerous chemical residues of tank cars, the treatment method is scientific and effective, the treatment effect is good, the safety coefficient is high, the influence on the environment is small, the treatment system is environment-friendly, the treatment system can treat residual liquid and residual gas media in a combustible medium container efficiently, safely and environmentally, various combustible media can be treated, the combustible media with the utilization value can be effectively recovered, the residual liquid attached to the inner walls of the tank cars can be scraped, the waste of the residual liquid media is avoided, and the residual gas can be safely burnt.
1. The cleaning device is used for scraping residual liquid attached to the inner wall of the tank car, the tank car is stopped to a specified place, the storage and transportation tank body is opened, the hydraulic cylinder is driven to drive the movable frame to descend, the wall scraping motor is driven, the longitudinal screw rod rotates, the longitudinal screw rod nut and the lifting block vertically lift, the sliding plate makes arc-shaped swinging motion between the two upper connecting rods, the scraper plate makes downward arc-shaped swinging motion, the residual liquid adhered to the inner wall of the storage and transportation tank body can be scraped downwards, the residual liquid of the storage and transportation tank body is discharged out of the storage and transportation tank body as far as possible, residual liquid dangerous chemicals on the inner wall of the storage and transportation tank body are fully utilized, and resource waste is avoided.
Drawings
Fig. 1 is a schematic front view of the present invention.
FIG. 2 is a schematic view of a cleaning apparatus according to the present invention.
Fig. 3 is a schematic sectional view at a-a in fig. 2.
Fig. 4 is a schematic view of the structure of the position of the wall scraping component in the invention.
Fig. 5 is a schematic perspective view of the slide plate and the scraper of the present invention.
FIG. 6 is a schematic view of the sleeve of the present invention.
FIG. 7 is a schematic block diagram of the processing method of the present invention.
The text labels in the figures are represented as: 1. a tank car; 2. a storage and transportation tank body; 3. a first feed delivery pipe; 4. a second delivery pipe; 5. a third delivery pipe; 6. a one-way valve; 7. a control valve; 8. a first vacuum pump; 9. a fourth feed delivery pipe; 10. a second vacuum pump; 11. a fifth feed delivery pipe; 12. a first liquid pump; 13. a sixth feed delivery pipe; 14. storing the tank; 15. a seventh delivery conduit; 16. a second liquid pump; 17. an eighth feed delivery pipe; 18. an incinerator; 19. a ninth feed delivery pipe; 20. a tail gas treatment device; 21. an air supply pipe; 22. a fan; 23. a cleaning device; 2301. a frame body; 2302. a hydraulic cylinder; 2303. a mounting seat; 2304. a movable frame; 2305. a transverse screw rod; 2306. a wall scraping assembly; 2307. a conveyance motor; 2308. a support frame; 2309. a drive belt; 23061. a wall scraping motor; 23062. traversing the screw nut; 23063. a fixing plate; 23064. a longitudinal screw rod; 23065. longitudinally moving a screw nut; 23066. a lifting block; 23067. a guide sleeve; 23068. a guide bar; 23069. an upper connecting rod; 23070. a sliding plate; 23071. a squeegee; 23072. a lower connecting rod; 23073. a sleeve; 23074. and a bearing.
Detailed Description
The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.
As shown in fig. 1 to 7, the specific structure of the present invention is: a treatment system for dangerous chemical residues of a tank truck comprises a tank truck 1 for conveying and a storage and transportation tank body 2 for storing chemicals, and is characterized in that a liquid phase output pipe end on the storage and transportation tank body 2 is connected with a first material conveying pipe 3, the first material conveying pipe 3 is connected with an input end of a first liquid pump 12, an output end of the first liquid pump 12 is provided with a sixth material conveying pipe 13 and communicated with a feeding port on a storage tank 14, a discharge port of the storage tank 14 is provided with a seventh material conveying pipe 15 and communicated with a second liquid pump 16, an output port of the second liquid pump 16 is provided with an eighth material conveying pipe 17 and connected to an incinerator 18 for incinerating dangerous chemicals, and waste gas generated by the incinerator 18 is conveyed into a tail gas treatment device 20 for treatment through a ninth material conveying pipe 19; the end of a gas phase output pipe on the storage and transportation tank body 2 is connected with a second material conveying pipe 4, the second material conveying pipe 4 is connected to the input end of a second vacuum pump 10, the output end of the second vacuum pump 10 is provided with a fifth material conveying pipe 11, and the fifth material conveying pipe 11 is connected to an incinerator 18; the gas phase output pipe end on the storage and transportation tank body 2 is connected with a third material conveying pipe 5, the third material conveying pipe 5 is connected with the input end of a first vacuum pump 8, the output end of the first vacuum pump 8 is provided with a fourth material conveying pipe 9, and the fourth material conveying pipe 9 is connected to an incinerator 18; the top of the storage and transportation tank body 2 is provided with a cleaning device 23 for scraping off residual liquid dangerous chemicals on the inner wall of the storage and transportation tank body 2.
Referring to fig. 1, in order to facilitate on-off control of the first material conveying pipe 3, the second material conveying pipe 4 and the third material conveying pipe 5, a check valve 6 and a control valve 7 are respectively arranged on the first material conveying pipe 3, the second material conveying pipe 4 and the third material conveying pipe 5.
Referring to fig. 1, in order to facilitate the incinerator 18 to completely incinerate hazardous chemicals, the incinerator 18 is provided with an air supply pipe 21 for delivering oxygen, and the air supply pipe 21 is connected with an output end of a fan 22.
Referring to fig. 2, 3 and 4, in order to facilitate scraping off the residual liquid hazardous chemicals on the inner wall of the storage and transportation tank body 2, the cleaning device 23 includes a frame body 2301, hydraulic cylinders 2302 are arranged on the inner wall of the top of the frame body 2301 at intervals, telescopic shaft ends of the hydraulic cylinders 2302 are fixedly connected with a movable frame 2304, transverse screws 2305 are arranged below the movable frame 2304 at intervals in a rotating manner, wall scraping components 2306 for scraping off the residual liquid hazardous chemicals on the inner wall of the storage and transportation tank body 2 are movably arranged on the transverse screws 2305, one end of each transverse screw 2305 is rotatably arranged on a mounting seat 2303, the other end of each transverse screw 2305 is connected with an output shaft end of a transportation motor 2307, and the conveying motor 2307 is installed on a supporting frame 2308 below the movable frame 2304, the transverse screw rods 2305 are in transmission connection through a transmission belt 2309 to drive the conveying motor 2307, and the transverse screw rods 2305 arranged in parallel all make rotary motion.
Referring to fig. 2, 3 and 4, in order to facilitate scraping of the residual liquid hazardous chemicals on the inner wall of the storage and transportation tank 2, the wall scraping assembly 2306 includes a traverse screw nut 23062 movably disposed on a traverse screw 2305, a fixing plate 23063 is connected to the bottom of the traverse screw nut 23062, a wall scraping motor 23061 is disposed on the fixing plate 23063, an output shaft end of the wall scraping motor 23061 is connected to a longitudinal screw 23064, the longitudinal screw 23064 is vertically penetrated through one end of the fixing plate 23063 downwards and is provided with a longitudinal screw nut 23065, a lifting block 23066 is disposed on the longitudinal screw nut 23065, the lifting block 23066 is in a rectangular block structure, both side end portions of the lifting block 23066 are hinged with an upper connecting rod 23069, the upper connecting rod 23069 is hinged with a lower connecting rod 23072, an end portion of the upper connecting rod 23069 is provided with a sliding plate 70 with an arc-shaped empty slot, one end of the sliding plate 23070 is fixed with the upper connecting rod 23069, the empty slot 23070 is, a scraper 23071 is arranged on the sliding plate 23070, the lower ends of the lower connecting rods 23072 are hinged to a sleeve 23073, and a bearing 23074 is arranged between the sleeve 23073 and the longitudinal screw 23064.
Referring to fig. 2, 3, 4 and 5, in order to facilitate scraping off the residual liquid hazardous chemical on the inner wall of the storage and transportation tank 2, the scraper 23071 is in an arc-shaped plate structure, and the scraper 23071 is fixedly disposed on the side surface of the sliding plate 23070, when the longitudinal screw 23064 rotates, the longitudinal screw nut 23065 and the lifting block 23066 vertically lift, the sliding plate 23070 performs an arc-shaped swinging motion between the two upper connecting rods 23069, and the scraper 23071 scrapes off the residual liquid hazardous chemical on the inner wall of the storage and transportation tank 2.
Referring to fig. 2, 3 and 4, in order to facilitate the guiding of the lifting movement of the lifting block 23066, a guide sleeve 23067 is fixedly disposed on the end surface of the lifting block 23066, a guide rod 23068 is vertically disposed in the guide sleeve 23067, and the upper end of the guide rod 23068 is fixedly disposed at the bottom of the fixing plate 23063.
A method for treating hazardous chemical residue on a tanker comprising the steps of:
the method comprises the following steps that a worker of an inspection mechanism judges dangerous chemicals stored in a storage tank body on a tank car, if the dangerous chemicals are in a liquid state, the worker of the inspection mechanism connects a liquid phase output pipe end on the storage tank body with a first conveying pipe, opens a control valve on the first conveying pipe, drives a first liquid pump, and pumps and conveys the liquid dangerous chemicals into a storage tank for storage; then, the worker opens the top cover of the storage and transportation tank body, and starts the cleaning device to scrape the inner wall of the liquid dangerous chemical remained on the inner wall of the storage and transportation tank body, so that the liquid dangerous chemical can be fully discharged from the storage tank; if the dangerous chemicals stored in the storage and transportation tank body on the tank car are in a gaseous state, the worker detects the pressure in the storage and transportation tank body on the tank car, if the pressure in the storage and transportation tank body is greater than 0.2MPa, the worker connects the gas phase output pipe end on the storage and transportation tank body with a third conveying pipe, opens a control valve on the third conveying pipe, drives a first vacuum pump, pumps the gaseous dangerous chemicals into an incinerator for incineration treatment, opens a fan and conveys oxygen into the incinerator through an air supply pipe; if the pressure in the storage and transportation tank body is less than or equal to 0.2MPa, a worker connects a gas phase output pipe end on the storage and transportation tank body with a second conveying pipe, opens a control valve on the second conveying pipe, drives a second vacuum pump, pumps the gaseous dangerous chemical into an incinerator for incineration treatment, and in the incineration treatment process, the worker opens a second liquid pump, pumps and conveys the liquid dangerous chemical stored in a storage tank into the incinerator as a combustion improver, opens a fan and conveys oxygen into the incinerator through an air supply pipe; and (3) conveying the waste gas generated by incineration treatment in the incinerator into a tail gas treatment device through a ninth conveying pipe for tail gas treatment, wherein the tail gas treatment device is conventional tail gas treatment equipment in the field, and the value basis of the pressure in the storage and transportation tank body being greater than 0.2MPa is obtained according to years of working experience of workers of an inspection mechanism, and can be obtained through repeated experiments by the workers in the field.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.

Claims (6)

1. A treatment system for dangerous chemical residues of a tank car comprises a tank car for conveying and a storage and transportation tank body for storing chemicals, and is characterized in that a liquid phase output pipe end on the storage and transportation tank body is connected with a first material conveying pipe, the first material conveying pipe is connected with an input end of a first liquid pump, an output end of the first liquid pump is provided with a sixth material conveying pipe and communicated with a feeding port on a storage tank, a discharge port of the storage tank is provided with a seventh material conveying pipe and communicated with a second liquid pump, an output port of the second liquid pump is provided with an eighth material conveying pipe and connected to an incinerator for incinerating and treating dangerous chemicals, and waste gas generated by the incinerator is conveyed into a tail gas treatment device through a ninth material conveying pipe for treatment; the gas phase output pipe end on the storage and transportation tank body is connected with a second material conveying pipe, the second material conveying pipe is connected to the input end of a second vacuum pump, the output end of the second vacuum pump is provided with a fifth material conveying pipe, and the fifth material conveying pipe is connected to the incinerator; the gas phase output pipe end on the storage and transportation tank body is connected with a third material conveying pipe, the third material conveying pipe is connected with the input end of a first vacuum pump, the output end of the first vacuum pump is provided with a fourth material conveying pipe, and the fourth material conveying pipe is connected to the incinerator; the top of the storage and transportation tank body is provided with a cleaning device for scraping the residual liquid dangerous chemicals on the inner wall of the storage and transportation tank body, the cleaning device comprises a frame body, hydraulic cylinders are arranged on the inner wall of the top of the frame body at intervals, telescopic shaft ends of the hydraulic cylinders are fixedly connected with a movable frame, transverse screw rods are arranged below the movable frame at intervals in a rotating mode, wall scraping assemblies for scraping the residual liquid dangerous chemicals on the inner wall of the storage and transportation tank body are movably arranged on the transverse screw rods, one ends of the transverse screw rods are rotatably arranged on an installation seat, the other ends of the transverse screw rods are connected with an output shaft end of a conveying motor, the conveying motor is arranged on a supporting frame below the movable frame, the transverse screw rods are in transmission connection through transmission belts and drive the conveying motor, the transverse screw rods which are arranged in parallel are all in rotary, the bottom of the transverse moving screw rod nut is connected with a fixing plate, a wall scraping motor is arranged on the fixing plate, an output shaft end of the wall scraping motor is connected with a longitudinal screw rod, one end of the longitudinal screw rod, which vertically penetrates through the fixing plate downwards, is provided with a longitudinal moving screw rod nut, a lifting block is arranged on the longitudinal moving screw rod nut, the lifting block is of a rectangular block structure, the end parts of the two sides of the lifting block are hinged with an upper connecting rod, the upper connecting rod is hinged with a lower connecting rod, the end part of the upper connecting rod is provided with a sliding plate with an arc-shaped hollow groove, one end of the sliding plate is fixed with the upper connecting rod, the hollow groove of the other end of the sliding plate is sleeved on a sleeve column on the outer surface.
2. The system as claimed in claim 1, wherein the first, second and third feed pipes are provided with check valves and control valves.
3. The system for treating the dangerous chemical residues of the tank car as claimed in claim 1, wherein the incinerator is provided with an air supply pipe for delivering oxygen, and the air supply pipe is connected with the output end of the fan.
4. The system for treating hazardous chemical residues of tank trucks according to claim 1, wherein the scraping plate is of an arc-shaped plate structure and is fixedly arranged on the side surface of the sliding plate, when the longitudinal screw rod rotates, the longitudinal screw rod nut and the lifting block vertically move up and down, the sliding plate performs arc-shaped swinging motion between the two upper connecting rods, and the scraping plate scrapes off the residual liquid hazardous chemical on the inner wall of the storage and transportation tank body.
5. The system for treating the dangerous chemical residue of the tank car according to claim 1, wherein a guide sleeve is fixedly arranged on the end surface of the lifting block, a guide rod is vertically arranged in the guide sleeve, and the upper end of the guide rod is fixedly arranged at the bottom of the fixing plate.
6. A treatment method for dangerous chemical residues of a tank car is characterized by comprising the following treatment methods: the method comprises the following steps that a worker of an inspection mechanism judges dangerous chemicals stored in a storage tank body on a tank car, if the dangerous chemicals are in a liquid state, the worker of the inspection mechanism connects a liquid phase output pipe end on the storage tank body with a first conveying pipe, opens a control valve on the first conveying pipe, drives a first liquid pump, and pumps and conveys the liquid dangerous chemicals into a storage tank for storage; then, the worker opens the top cover of the storage and transportation tank body, and starts the cleaning device to scrape the inner wall of the liquid dangerous chemical remained on the inner wall of the storage and transportation tank body, so that the liquid dangerous chemical can be fully discharged from the storage tank; if the dangerous chemicals stored in the storage and transportation tank body on the tank car are in a gaseous state, the worker detects the pressure in the storage and transportation tank body on the tank car, if the pressure in the storage and transportation tank body is greater than 0.2MPa, the worker connects the gas phase output pipe end on the storage and transportation tank body with a third conveying pipe, opens a control valve on the third conveying pipe, drives a first vacuum pump, pumps the gaseous dangerous chemicals into an incinerator for incineration treatment, opens a fan and conveys oxygen into the incinerator through an air supply pipe; if the pressure in the storage and transportation tank body is less than or equal to 0.2MPa, a worker connects a gas phase output pipe end on the storage and transportation tank body with a second conveying pipe, opens a control valve on the second conveying pipe, drives a second vacuum pump, pumps the gaseous dangerous chemical into an incinerator for incineration treatment, and in the incineration treatment process, the worker opens a second liquid pump, pumps and conveys the liquid dangerous chemical stored in a storage tank into the incinerator as a combustion improver, opens a fan and conveys oxygen into the incinerator through an air supply pipe; and (4) conveying the waste gas generated by incineration treatment in the incinerator into a tail gas treatment device through a ninth conveying pipe to perform tail gas treatment.
CN202010482285.2A 2020-06-01 2020-06-01 Treatment system and method for dangerous chemical residues of tank truck Active CN111377387B (en)

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CN208074962U (en) * 2018-02-13 2018-11-09 江苏泛华环境科技有限公司 A kind of modified form hazardous waste burn system
CN108941107A (en) * 2018-08-03 2018-12-07 山东天力能源股份有限公司 A kind of tank truck cleaning treatment system and technique
CN110420946A (en) * 2019-09-12 2019-11-08 梁峰峰 A kind of novel horizontal chemical storage tank Full-automatic

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07174297A (en) * 1993-12-20 1995-07-11 Asano Sangyo Kk Washing processing method of residual gas in liquefied petroleum gas cylinder
CN1200962A (en) * 1998-04-16 1998-12-09 中国人民解放军防化指挥工程学院机电研究所 High-efficiency low-pollution cleaning method and apparatus for internal wall of railway tank car
CN101913563A (en) * 2010-07-21 2010-12-15 东营协发化工有限公司 Utilization method for liquid chlorine tank vehicle pumped waste chlorine
CN201942506U (en) * 2010-11-10 2011-08-24 洛阳欣谱石化设备有限公司 Oil scraper for cleaning residual oil at bottom of crude oil tank truck
CN102746900A (en) * 2012-06-27 2012-10-24 陕西迈科瑞环境科技有限公司 Method and device for mobile treatment on plasma dangerous waste
CN203115497U (en) * 2012-08-28 2013-08-07 邓明基 Residual gas recovery device for liquefied natural gas tanker
CN203991555U (en) * 2013-10-25 2014-12-10 宋书增 Vehicle-mounted horizontal tank car cleaning plant
CN206751527U (en) * 2017-02-27 2017-12-15 蓝天众成环保工程有限公司 Liquid waste treating apparatus
CN207645071U (en) * 2017-12-20 2018-07-24 姚小兵 A kind of oil field tank car residue retracting device
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CN208074962U (en) * 2018-02-13 2018-11-09 江苏泛华环境科技有限公司 A kind of modified form hazardous waste burn system
CN108941107A (en) * 2018-08-03 2018-12-07 山东天力能源股份有限公司 A kind of tank truck cleaning treatment system and technique
CN110420946A (en) * 2019-09-12 2019-11-08 梁峰峰 A kind of novel horizontal chemical storage tank Full-automatic

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