CN115554646B - Motorized chemical leakage treatment device - Google Patents
Motorized chemical leakage treatment device Download PDFInfo
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- CN115554646B CN115554646B CN202111332590.4A CN202111332590A CN115554646B CN 115554646 B CN115554646 B CN 115554646B CN 202111332590 A CN202111332590 A CN 202111332590A CN 115554646 B CN115554646 B CN 115554646B
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D3/00—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances
- A62D3/30—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by reacting with chemical agents
- A62D3/36—Detoxification by using acid or alkaline reagents
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D3/00—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances
- A62D3/30—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by reacting with chemical agents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D2101/00—Harmful chemical substances made harmless, or less harmful, by effecting chemical change
- A62D2101/20—Organic substances
- A62D2101/26—Organic substances containing nitrogen or phosphorus
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D2101/00—Harmful chemical substances made harmless, or less harmful, by effecting chemical change
- A62D2101/40—Inorganic substances
- A62D2101/45—Inorganic substances containing nitrogen or phosphorus
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D2101/00—Harmful chemical substances made harmless, or less harmful, by effecting chemical change
- A62D2101/40—Inorganic substances
- A62D2101/47—Inorganic substances containing oxygen, sulfur, selenium or tellurium, i.e. chalcogen
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D2101/00—Harmful chemical substances made harmless, or less harmful, by effecting chemical change
- A62D2101/40—Inorganic substances
- A62D2101/49—Inorganic substances containing halogen
Abstract
The invention relates to the field of chemical leakage treatment and discloses a motorized chemical leakage treatment device, which comprises a movable carrier, wherein one end of the movable carrier is provided with a treatment device, the treatment device is detachably connected with the movable carrier, the treatment device comprises a gas collector, a solid-liquid collector, a venturi tube and a leakage processor, and the gas collector and the solid-liquid collector are connected with the leakage processor through the venturi tube; the operator can directly drive the mobile carrier to operate the processing device to work on the site of the chemical leakage, so that the operator is prevented from being directly exposed to the chemical leakage, and the operation safety is obviously improved; the chemical leakage is collected into the closed treatment device through the mechanical device, the interference of external environment factors is avoided, the treatment difficulty and the treatment efficiency are obviously increased, and the treated waste is also carried away from the leakage site by the moving carrier to carry out harmless treatment, so that the treatment device is environment-friendly and has no residue.
Description
Technical Field
The invention relates to the field of chemical leakage treatment, in particular to a motorized chemical leakage treatment device.
Background
The development of the chemical industry brings great convenience to human beings and is accompanied by serious chemical accidents. The chemical product is used as a special commodity and plays an irreplaceable role in the life of people, but the inherent dangerous characteristics of combustion, explosion, toxicity, corrosion and the like cause accidents easily in the processes of production, storage, transportation, use and the like, thus greatly threatening the life safety and living environment of people. In recent years, dangerous chemical leakage accidents caused during production, storage and transportation also have a significant rising trend. According to statistics, dangerous chemical transportation accidents account for 30% -40% of the total number of dangerous chemical accidents, wherein chemical leakage accidents account for more than 70%.
When dealing with related accidents, people usually adopt methods such as dyke/pit collection, inert material adsorption, dry sand coverage, chemical neutralization, dilution emission, ventilation diffusion and the like according to the method in chemical safety technical specifications (Chemical Safety Data Sheet, CSDS for short), and the like according to the specific situations of the accidents, so that the harm caused by leakage is minimized as much as possible, but in practice, the methods find that the treatment of most leakage matters is not thorough, and the operation is inconvenient or even impossible in some accident situations; meanwhile, in the treatment process, the treatment personnel often only wear protective clothing to operate at the accident site, so that the safety protection measures are low and are extremely easy to hurt, and therefore, a mobile chemical leakage treatment device is needed to solve the problem.
Disclosure of Invention
The invention aims to solve the problems that when the leakage process of chemicals occurs in the prior art, the safety is low because a processor is arranged on the leakage site, and the prior processing method is not thorough in processing most of the chemical leakage, is inconvenient in site operation and the like; the mechanical chemical leakage treatment device has the advantages that an operator is placed in the movable carrier, so that the operator can avoid direct contact with a leakage, and meanwhile, a layer of safety protection is added, and the operator can resist damage when the leakage explodes; secondly, collect the processing in the treatment room with the chemistry leakage thing through processing apparatus, can prevent leakage thing large tracts of land diffusion, handle in the treatment room and avoided environmental factor's influence, collect through mechanical device, than manual work handles, the throughput is big, efficient, and handles more thoroughly.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a motorized chemical leakage thing processing apparatus, includes the removal carrier, the one end of removal carrier is equipped with processing apparatus, processing apparatus and removal carrier detachable link, processing apparatus includes gas collector, solid-liquid collector, venturi tube and leakage thing treater, and gas collector and solid-liquid collector pass through venturi tube and are connected with leakage thing treater.
The invention provides a mobile chemical leakage processing device, which is characterized in that a mobile carrier and a processing device are arranged, so that an operator can directly drive the mobile carrier to operate the processing device to work on the chemical leakage site, the situation that the operator is directly exposed in the chemical leakage is avoided, meanwhile, the chemical leakage is easy to explode, the operator can be protected by the carrier when the chemical explosion happens when the operator is arranged in the mobile carrier, and the operation safety is obviously improved; in addition, when the chemical leakage is treated in the external environment, the influence of environmental factors on the chemical is huge, the efficiency of the treatment of the leakage can be reduced, and the treatment difficulty is increased.
Preferably, the gas collector comprises an atomizer, an air suction cover and a liquid inlet pipe, wherein the liquid inlet pipe is provided with the atomizer, the atomizer is provided with a control switch, the air suction cover is arranged on the liquid inlet pipe, the air suction cover is provided with air holes, the air holes are circumferentially arranged along the outer wall of the air suction cover, the central axis of the air holes and the tangent line of the intersection point of the outer wall of the air suction cover form an obtuse angle, and the central axis of the air holes and the central axis of the air suction cover form an acute angle; through setting up the atomizer, played the area of contact of the leakage thing in accelerating treatment fluid and the air, the reaction efficiency of accelerating treatment fluid and leakage thing, through setting up the gas pocket of following the cover wall circumference range of breathing in, the gas pocket forms the vortex when the cover breathes in, increases the gas flow absorption rate, and leakage thing and atomized treatment fluid are in the vortex rapid mixing contact, have increased the rate that the leakage thing was absorbed to the treatment fluid again.
Preferably, the solid-liquid collector comprises a collecting port, a telescopic pipe, connecting lugs and a hydraulic rod, wherein one end of the telescopic pipe is communicated with the collecting port, the other end of the telescopic pipe is communicated with the venturi pipe, the connecting lugs are arranged on two sides of the collecting port, and the hydraulic rod is rotatably connected with the collecting port through the connecting lugs; the collecting port can be moved up and down by using the hydraulic rod, the position of the collecting port can be adjusted according to the fluctuation of the topography, meanwhile, the collecting port can be far away from the ground when not in use, the damage of the collecting port caused by collision is reduced as an optimization, the venturi tube comprises a feeding port and a discharging port, an air inlet tube is arranged on the tube wall of the feeding port, one end of the air inlet tube is connected with the gas collector, the other end of the air inlet tube is connected with the feeding port, an air inlet with an opening facing the discharging port is arranged at the joint of the air inlet tube and the feeding port, a blower is arranged on the air inlet tube, one end of the discharging port is provided with a feeding tube, one end of the feeding tube is connected with the discharging port, and the other end of the feeding tube is connected with a leakage processor; through setting up venturi tube and air-blower and producing the negative pressure in the venturi tube, the negative pressure drives gas collector and liquid-solid collector and carries out work, and the adsorption affinity that the negative pressure produced is with the feed inlet that leaks the venturi tube, drives the leakage entering discharge gate through the air inlet air current, can accomplish the collection of leakage.
Preferably, a liquid inlet is formed in the pipe wall of the feeding pipe, a contraction section is formed at the joint of the liquid inlet and the feeding pipe, a circulating pump is arranged at one end, far away from the contraction section, of the liquid inlet, and the circulating pump is connected with the liquid inlet and the leakage processor through pipelines respectively; the liquid inlet and the circulating pump are arranged to enable the treated waste liquid to be used as power for transporting leakage matters, the contraction section is arranged at the liquid inlet, after the liquid circulates to the contraction section through the circulating pump, when the liquid flows from the thick pipeline to the thin pipeline, the liquid flow speed is increased, the leakage flow of the feed inlet is driven to the leakage matter treatment chamber, and the transfer of the leakage matters is completed.
Preferably, the leakage processor comprises a processing chamber and a processing liquid bin, wherein a spray header is arranged on the upper inner surface of the processing chamber, the spray header is communicated with the processing liquid bin through a pipeline, a liquid adding port and a liquid level meter are arranged on the processing liquid bin, a waste residue port and a waste liquid port are arranged at one end, far away from a feed port, of the processing chamber, a liquid filter membrane is arranged on the waste liquid port, and a waste liquid monitoring probe is arranged at the bottom of the processing chamber; the spray head is arranged to enable the treatment fluid to be sprayed more uniformly, the treatment efficiency of leaked objects is improved, the treatment of the leaked objects is accelerated, and the use amount of the treatment fluid can be monitored by arranging the liquid level meter and is timely supplemented; the leakage treatment effect is monitored by arranging a waste liquid monitoring probe.
Preferably, the mobile carrier is a rubber corrosion resistant tire.
Preferably, the spray header is provided with a control switch.
Preferably, the leakage processor is filled with a treatment liquid, and the treatment liquid is one or more of water, sodium hydroxide solution and dilute hydrochloric acid solution; the treatment fluid is selected according to the chemical reaction characteristics of the treatment fluid and chemical leakage matters, and the sodium hydroxide solution can be used for treating simple substance leakage matters (such as fluorine, chlorine and bromine), hydride leakage matters (such as hydrogen fluoride, hydrogen chloride, hydrogen bromide, hydrogen iodide, hydrogen sulfide and the like), acid oxide leakage matters (such as sulfur dioxide, sulfur trioxide, nitrogen oxides and the like), inorganic acyl halide leakage matters (such as thionyl chloride, chlorosulfonic acid, phosphorus oxychloride, phosphorus trichloride, phosphorus pentachloride and the like), organic acyl chloride leakage matters (such as formyl chloride, carbonyl chloride, acetyl chloride, benzoyl chloride, benzenesulfonyl chloride and the like), phenol leakage matters (phenol, chlorophenol, nitrophenol) and the like; the dilute hydrochloric acid solution can be used for treating amine leakage (such as ammonia, methylamine, dimethylamine, trimethylamine, ethylamine, polyalkylamine, aromatic amine, substituted aromatic amine and the like), nitrogen-containing heterocyclic leakage (such as pyridine, piperidine, morpholine, quinoline, pyrrole, indole and the like) and the like.
Therefore, the invention has the following beneficial effects:
(1) The operator can directly drive the movable carrier to operate the treatment device to work on the site of the chemical leakage, so that the operator is prevented from being directly exposed in the chemical leakage, meanwhile, the chemical leakage is easy to explode, and the operator can be protected by the carrier when the chemical explosion occurs when the operator is placed in the movable carrier, so that the operation safety is remarkably improved;
(2) The chemical leakage is collected into the closed treatment device through the mechanical device, the interference of external environmental factors is avoided, the treatment difficulty and the treatment efficiency are obviously increased, and the treated waste is carried away from the leakage site by the moving carrier for harmless treatment, so that the environment is protected and no residue exists;
(3) Through setting up the gas pocket that arranges along the suction hood wall circumference, make the gas pocket form the vortex when the suction hood breathes in, increase the air current absorption rate, leakage thing and atomized treatment liquid in the vortex rapid mixing contact simultaneously have increased the rate that the leakage thing was absorbed to the treatment liquid again.
(4) The treatment liquid has good dissolving capacity to the corresponding chemical leakage, can be quickly diluted while dissolving and absorbing, has controllable reaction with the chemical leakage, and remarkably improves the treatment efficiency in the treatment process.
(5) The treatment fluid is one or more selected from water, sodium hydroxide solution and dilute hydrochloric acid solution, wherein the sodium hydroxide solution can be used for treating simple substance leakage matters, hydride leakage matters, acid oxide leakage matters, inorganic acyl halide leakage matters, organic acyl chloride leakage matters, phenol leakage matters and the like; the dilute hydrochloric acid solution can be used for treating amine leakage, nitrogen-containing heterocyclic leakage and the like.
Drawings
FIG. 1 is a side view of the present invention
FIG. 2 is a cross-sectional view of a gas collector of the present invention
FIG. 3 is a cross-sectional view of the suction hood of the present invention
FIG. 4 is a schematic view of the processing apparatus according to the present invention
In the figure: the device comprises a mobile carrier 1, a treatment device 2, a gas collector 3, an atomizer 301, an air suction cover 302, a liquid inlet pipe 303, an air hole 304, a solid-liquid collector 4, a collection port 401, a telescopic pipe 402, a lug 403, a hydraulic rod 404, a venturi tube 5, a leakage processor 6, an air inlet pipe 7, an air inlet 8, a blower 9, a feeding pipe 10, a liquid inlet 11, a contraction section 12, a circulating pump 13, a treatment chamber 14, a treatment liquid bin 15, a spray header 16, a liquid adding port 17, a liquid level meter 18, a waste slag port 19, a waste liquid port 20, a liquid filter 21 and a waste liquid monitoring probe 22.
Detailed Description
The invention is further described below in connection with the following detailed description.
In the present invention, all raw materials are commercially available or commonly used in the industry, and the methods in the following examples are conventional in the art unless otherwise specified.
Examples:
as shown in fig. 1, a mobile chemical leakage treatment device comprises a mobile carrier 1, wherein the mobile carrier adopts a rubber corrosion-resistant tire, one end of the mobile carrier is provided with a treatment device (2), the treatment device is detachably connected with the mobile carrier, the treatment device comprises a gas collector 3, a solid-liquid collector 4 and a leakage processor 6, the solid-liquid collector comprises a collecting port 401, a telescopic pipe 402, a lug 403 and a hydraulic rod 404, one end of the telescopic pipe is communicated with the collecting port, two sides of the collecting port are provided with lugs, and the hydraulic rod is rotationally connected with the collecting port through the lugs.
As shown in fig. 2, the gas collector comprises an atomizer 301, an air suction cover 302 and a liquid inlet pipe 303, wherein a plurality of atomizers are arranged on the liquid inlet pipe, a control switch is arranged on the atomizers, an atomizer opening faces to the inner wall of the air suction cover, the air suction cover is arranged on the liquid inlet pipe, a plurality of air holes 304 are circumferentially arranged on the air suction cover along the outer wall of the air suction cover, the tangent line of the intersection point of the central axis of each air hole and the outer wall of the air suction cover is 135 degrees, and the central axis of each air hole is 45 degrees with the central axis of the air suction cover.
As shown in fig. 3, the gas collector and the solid-liquid collector are connected with the leakage processor through a venturi 5; one end of the telescopic pipe, which is far away from the collecting port, is connected with a venturi pipe 5, the venturi pipe comprises a feed port 501 and a discharge port 502, an air inlet pipe 7 is arranged on the pipe wall of the feed port, one end of the air inlet pipe is connected with the air collector, the other end of the air inlet pipe is connected with the feed port, an air inlet 8 with an opening facing the discharge port is arranged at the joint of the air inlet pipe and the feed port, a blower 9 is arranged on the air inlet pipe, a feed pipe 10 is arranged at one end of the discharge port, one end of the feed pipe is connected with the discharge port, and the other end of the feed pipe is connected with a leakage processor; a liquid inlet 11 is arranged on the pipe wall of the feeding pipe, a contraction section 12 is arranged at the joint of the liquid inlet and the feeding pipe, a circulating pump 13 is arranged at one end of the liquid inlet far away from the contraction section, and the circulating pump is respectively connected with the liquid inlet and the leakage processor through a pipeline; the leakage processor comprises a processing chamber 14 and a processing liquid bin 15, wherein a spray header 16 is arranged on the upper inner surface of the processing chamber, and a control switch is arranged on the spray header; the shower head is communicated with a treatment liquid bin through a pipeline, a liquid adding port 17 and a liquid level meter 18 are arranged on the treatment liquid bin, a waste slag port 19 and a waste liquid port 20 are arranged at one end of the treatment chamber away from the feed port, a liquid filter membrane 21 is arranged on the waste liquid port, and a waste liquid monitoring probe 22 is arranged at the bottom of the treatment chamber.
The movable carrier is provided with a control system, the control system comprises a control switch and a display, the control switch controls the start of the spray header, the atomizer, the circulating pump and the blower, and the display displays data of the liquid level meter and the waste liquid monitoring probe.
The effect of the invention in treating leakage is:
(1) Simulation of leakage of concentrated hydrochloric acid
Dropwise adding 30% industrial concentrated hydrochloric acid solution into heated concentrated sulfuric acid, simulating hydrochloric acid gas generated when hydrochloric acid leaks, using an environment pH value of less than 1 measured by a pH meter, wherein the environment pH value is strong acid, operating personnel (after wearing labor protection articles, the same applies below) drive a mobile chemical leakage treatment device to treat, wherein the treatment solution is sodium hydroxide solution, after 10min of treatment, the pH value in the air is reduced from strong acid to weak acid, after 30min, the pH value in the air is recovered to neutral, and the ground has no residues;
the concentrated hydrochloric acid leakage is simulated according to the operation and treated by the prior method, firstly, the concentrated hydrochloric acid leakage is neutralized by sodium hydroxide solution, then the concentrated hydrochloric acid leakage is ventilated and diluted, the pH value in the air is reduced from strong acidity to weak acidity after 10min of treatment, the pH value in the air is recovered to neutrality after 20min, and excessive sodium hydroxide solution remains on the ground.
(2) Simulation of ammonia leakage
Heating 28% industrial concentrated ammonia water solution, simulating ammonia gas generated by leakage of the concentrated ammonia water, using pH to measure environmental pH of >10, wherein the environmental pH is strong alkaline, operating personnel drives a mobile chemical leakage object treatment device to treat, the treatment liquid is dilute hydrochloric acid solution, after 15min of treatment, the pH value in the air is reduced from strong alkaline to weak alkaline, the pH value in the air is recovered to neutral after 25min, and the ground has no residues;
the strong ammonia leakage was simulated according to the above procedure and treated using existing methods, first neutralized with dilute hydrochloric acid solution. Then the air is ventilated and diluted, the pH value in the air is recovered to be neutral after 15 minutes of treatment, and excessive dilute hydrochloric acid remains on the ground.
(3) Simulation of aniline leakage
The aniline with the mass fraction of 99.2 percent is placed on the experimental ground, the aniline leakage is simulated, and the concentration of the aniline volatilized by measuring air is 10mg/m 3 The operator drives the mobile chemical leakage treatment device to treat, the treatment liquid is hydrochloric acid solution, the concentration of aniline in the air is obviously reduced after the treatment is carried out for 10min, and the concentration of aniline in the air is reduced to 3mg/m after 30min 3 The ground has no residue;
the aniline leakage was simulated according to the above-described operation and treated by the existing method, adsorption was performed using activated carbon, and after 3 hours, aniline remained on the ground, and the aniline concentration in the air was 4mg/m 3 Still exceeding the allowable concentration specified by the national standard.
(4) Simulation of phosphorus oxychloride leakage
Placing 500g of phosphorus oxychloride on the ground of an experiment, simulating leakage of phosphorus oxychloride, volatilizing the phosphorus oxychloride in the air when the phosphorus oxychloride leaks, measuring the environmental pH value of less than 1 by using a pH meter, wherein the environmental pH value is strong acid, operating personnel drive a mobile chemical leakage object treatment device to treat the phosphorus oxychloride, treating the treatment liquid by using a dilute sodium hydroxide solution, reducing the pH value in the air from strong acid to weak acid after 10 minutes of treatment, recovering the pH value in the air to be neutral after 30 minutes, and ensuring that the ground has no residues;
the concentrated hydrochloric acid leakage is simulated according to the operation and treated by the prior method, firstly, the concentrated hydrochloric acid leakage is neutralized by sodium hydroxide solution, then the concentrated hydrochloric acid leakage is ventilated and diluted, the pH value in the air is reduced from strong acidity to weak acidity after 10min of treatment, the pH value in the air is recovered to neutrality after 20min, and excessive sodium hydroxide solution remains on the ground.
(5) Simulation of chlorosulfonic acid leakage
Placing chlorosulfonic acid with the mass fraction of 98% on the ground for a test, simulating chlorosulfonic acid leakage, volatilizing chlorosulfonic acid into air when the chlorosulfonic acid leaks, measuring the environmental pH value to be less than 1 by using a pH meter, wherein the environmental pH value is strong acid, operating personnel drives a mobile chemical leakage treatment device to treat the chemical leakage, treating the chemical leakage by using a dilute sodium hydroxide solution, reducing the pH value in the air from strong acid to weak acid after treating the chemical leakage for 10min, recovering the pH value in the air to be neutral after 30min, and ensuring that the ground has no residues;
the concentrated hydrochloric acid leakage is simulated according to the operation and treated by the prior method, firstly, the concentrated hydrochloric acid leakage is neutralized by sodium hydroxide solution, then the concentrated hydrochloric acid leakage is ventilated and diluted, the pH value in the air is reduced from strong acidity to weak acidity after 10min of treatment, the pH value in the air is recovered to neutrality after 20min, and excessive sodium hydroxide solution remains on the ground.
The invention provides a mobile chemical leakage processing device, which is characterized in that a mobile carrier and a processing device are arranged, so that an operator can directly drive the mobile carrier to operate the processing device to work on the chemical leakage site, the situation that the operator is directly exposed in the chemical leakage is avoided, meanwhile, the chemical leakage is easy to explode, the operator can be protected by the carrier when the chemical explosion happens when the operator is arranged in the mobile carrier, and the operation safety is obviously improved; in addition, when the chemical leakage is treated in the external environment, the influence of environmental factors on the chemical is huge, the efficiency of the treatment of the leakage can be reduced, and the treatment difficulty is increased.
The atomizer is arranged to accelerate the contact area of the treatment fluid and the leakage matters in the air, accelerate the reaction efficiency of the treatment fluid and the leakage matters, and the air holes are arranged along the circumferential direction of the wall of the air suction cover, so that the air holes form vortex flow when the air suction cover sucks air, the absorption rate of the air flow is increased, and meanwhile, the leakage matters are in rapid mixing contact with the atomized treatment fluid in the vortex flow, so that the absorption rate of the leakage matters of the treatment fluid is increased again; the collecting port can be moved up and down by using the hydraulic rod, the position of the collecting port can be adjusted according to the fluctuation of the terrain, and meanwhile, the collecting port can be far away from the ground when not used, so that the damage caused by collision of the collecting port is reduced; the venturi tube and the blower are arranged to generate negative pressure in the venturi tube, the negative pressure drives the gas collector and the liquid-solid collector to work, the leakage is sucked to the feed inlet of the venturi tube by the adsorption force generated by the negative pressure, and the leakage is driven to enter the discharge outlet by the air flow of the air inlet, so that the leakage can be collected; the liquid inlet and the circulating pump are arranged to enable the treated waste liquid to be used as power for transporting leakage matters, a contraction section is arranged at the liquid inlet, after the liquid circulates to the contraction section through the circulating pump, when the liquid flows from the thick pipeline to the thin pipeline, the liquid flow speed is increased, the leakage matters at the feed inlet are driven to flow into the leakage matter treatment chamber, and the transfer of the leakage matters is completed; the spray head is arranged to enable the treatment fluid to be sprayed more uniformly, the treatment efficiency of leaked objects is improved, the treatment of the leaked objects is accelerated, and the use amount of the treatment fluid can be monitored by arranging the liquid level meter and is timely supplemented; monitoring the treatment effect of the leakage by arranging a waste liquid monitoring probe; the treatment fluid is selected according to the chemical reaction characteristics of the treatment fluid and chemical leakage matters, and the sodium hydroxide solution can be used for treating simple substance leakage matters (such as fluorine, chlorine and bromine), hydride leakage matters (such as hydrogen fluoride, hydrogen chloride, hydrogen bromide, hydrogen iodide, hydrogen sulfide and the like), acid oxide leakage matters (such as sulfur dioxide, sulfur trioxide, nitrogen oxides and the like), inorganic acyl halide leakage matters (such as thionyl chloride, chlorosulfonic acid, phosphorus oxychloride, phosphorus trichloride, phosphorus pentachloride and the like), organic acyl chloride leakage matters (such as formyl chloride, carbonyl chloride, acetyl chloride, benzoyl chloride, benzenesulfonyl chloride and the like), phenol leakage matters (phenol, chlorophenol, nitrophenol) and the like; the dilute hydrochloric acid solution can be used for treating amine leakage (such as ammonia, methylamine, dimethylamine, trimethylamine, ethylamine, polyalkylamine, aromatic amine, substituted aromatic amine and the like), nitrogen-containing heterocyclic leakage (such as pyridine, piperidine, morpholine, quinoline, pyrrole, indole and the like) and the like.
The method has the advantages that when the actual treatment chemicals leak, the conventional method is used, more excessive treatment liquid remains on the ground to pollute the environment, and the method for diluting and diffusing the gas is more practical, so that the pollution to the environment is serious.
Claims (8)
1. The utility model provides a motorized chemistry leakage thing processing apparatus, includes removes carrier (1), characterized by, the one end of removing the carrier is equipped with processing apparatus (2), processing apparatus and removal carrier detachable link, processing apparatus includes gas collector (3), solid-liquid collector (4), venturi tube (5) and leakage thing treater (6), gas collector and solid-liquid collector pass through venturi tube and are connected with leakage thing treater, gas collector includes atomizer (301), suction cap (302) and feed liquor pipe (303), be equipped with the atomizer on the feed liquor pipe, be equipped with control switch on the atomizer, the suction cap is established on the feed liquor pipe, be equipped with gas pocket (304) on the suction cap, the gas pocket is arranged along suction cap outer wall circumference, the axis of gas pocket is the obtuse angle with the tangent line of suction cap outer wall intersection point, the axis of gas pocket is the acute angle with the axis of suction cap.
2. A mobile chemical leakage treatment device according to claim 1, wherein the solid-liquid collector comprises a collecting port (401), a telescopic tube (402), a lug (403) and a hydraulic rod (404), one end of the telescopic tube is communicated with the collecting port, the other end of the telescopic tube is communicated with the venturi tube, lugs are arranged on two sides of the collecting port, and the hydraulic rod is rotatably connected with the collecting port through the lugs.
3. A mobile chemical leakage treatment device according to claim 1, characterized in that the venturi comprises a feed inlet (501) and a discharge outlet (502), wherein the wall of the feed inlet is provided with an air inlet pipe (7), one end of the air inlet pipe is connected with the air collector, the other end of the air inlet pipe is connected with the feed inlet, the joint of the air inlet pipe and the feed inlet is provided with an air inlet (8) with an opening facing the discharge outlet, the air inlet pipe is provided with a blower (9), one end of the discharge outlet is provided with a feed pipe (10), one end of the feed pipe is connected with the discharge outlet, and the other end of the feed pipe is connected with the leakage treatment device.
4. A motorized chemical leakage treatment device according to claim 3, wherein the pipe wall of the feed pipe is provided with a liquid inlet (11), the joint of the liquid inlet and the feed pipe is provided with a contraction section (12), one end of the liquid inlet away from the contraction section is provided with a circulating pump (13), and the circulating pump is respectively connected with the liquid inlet and the leakage treatment device through pipelines.
5. A mobile chemical leakage treatment device according to claim 1, characterized in that the leakage treatment device comprises a treatment chamber (14) and a treatment liquid bin (15), wherein the upper inner surface of the treatment chamber is provided with a spray header (16), the spray header is communicated with the treatment liquid bin through a pipeline, the treatment liquid bin is provided with a liquid filling opening (17) and a liquid level meter (18), one end of the treatment chamber far away from the feed opening is provided with a waste residue opening (19) and a waste liquid opening (20), the waste liquid opening is provided with a liquid filter membrane (21), and the bottom of the treatment chamber is provided with a waste liquid monitoring probe (22).
6. A motorized chemical leakage treatment apparatus according to claim 1, wherein the mobile carrier is a rubber corrosion resistant tire.
7. A motorized chemical leakage treatment apparatus according to claim 5, wherein the showerhead is provided with a control switch.
8. A mobile chemical spill treatment apparatus according to claim 1, wherein said spill treatment means is provided with a treatment fluid selected from the group consisting of water, sodium hydroxide solution and dilute hydrochloric acid solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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