CN2761252Y - Chlorine collecting and removing device - Google Patents
Chlorine collecting and removing device Download PDFInfo
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- CN2761252Y CN2761252Y CN 200420056789 CN200420056789U CN2761252Y CN 2761252 Y CN2761252 Y CN 2761252Y CN 200420056789 CN200420056789 CN 200420056789 CN 200420056789 U CN200420056789 U CN 200420056789U CN 2761252 Y CN2761252 Y CN 2761252Y
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Abstract
The utility model discloses a chlorine collecting and removing device, which comprises a dry powder pot, a nitrogen supplying device, a collecting and removing gun and a collecting and removing cannon which are connected with the dry powder pot, wherein the nitrogen supplying device is composed of a nitrogen source, a stop valve, a reducing valve and a charge valve which are orderly connected; the dry powder pot is provided with a powder feeding opening, a gun powder discharging opening, a cannon powder discharging opening and an inlet valve; the outlet end of the charge valve is connected with the inlet valve of the dry powder pot; the collecting and removing gun is connected with the gun powder discharging opening of the dry powder pot through a gun powder discharging valve; the collecting and removing cannon is connected with the cannon powder discharging opening through a cannon powder discharging valve. The utility model is used for extinguishing fire in fire protection and removing leaked poisonous harmful gas. When the utility model jets dry powder by the gun or the cannon, the dry powder can carry out sufficiently chemical reaction with leaked chlorine in air; the utility model can not result in secondary pollution to environment; the gun and the cannon can simultaneous jet, which increases jetting distance and jetting area.
Description
Technical field
What the utility model belonged to the toxic and harmful that handle to leak catches the device that disappears, especially a kind of chlorine arresting device.Be used for the disappear toxic and harmful that leaks of fire-fighting fire extinguishing and catching
Background technology
Liquid chlorine is a kind of yellow transparent liquid, and severe toxicity is water-soluble, has the asphyxiating pungent odor, can react with organic and inorganic compound, and energy and metal reaction are in the normal pressure important chemical material.All contain the chlorine element in the materials such as sterilization, sterilization, bleaching.Extensively, exist with liquid form in industrial production and storage, the transportation, so claim liquid chlorine down for gaseous state.It is a kind of manufacturing industry such as chemical industry, medicine, plastics, rubber, weaving, papermaking that are applied to very much.In air, contain 3g/m
3During chlorine, will make the rapid death by suffocation of people, and can be under daylight and many material generation chemical reactions, burning and blast caused.In recent years, along with the continuous development of national economy, the production of liquid chlorine, use more extensively, the liquid chlorine leakage accident that brings therefrom also happens occasionally, and has all caused massive losses for people's lives and properties and national economy.
At present, domesticly when reply chlorine leakage accident, mainly contain the wet method decontamination and dry method is caught the two kinds of methods that disappear.The wet method decontamination is to adopt liquid caustic soda neutralization, water dilution process to carry out decontamination to leaking chlorine.This kind method generally has two kinds of implementations.The one, fixed spray.Be about to liquid alkali neutralisation, the used spray equipment of water dilution method and negative pressure hose arrangement, fixed configurations in process units top and on every side.This is a kind of effective, economic good method, but it has certain limitation.Mainly show: when 1. chlorine leakage is simultaneously if any fire or blast generation, just might causes spray equipment to damage, and can't carry out the wet method decontamination.2. the alkali neutralisation mainly is with 12% sodium hydroxide solution or 5% ammoniacal liquor, carries out decontamination to leaking chlorine.In use, because present various fixed spray equipment, when there is large wind the scene of the accident, can't form complete water curtain, leaked chlorine will spread rapidly, and the liquid caustic soda spray flux in the unit interval will be far longer than answers reacting dose, in addition time of aloft suspending of liquid caustic soda very short, and can not fully neutralize with airborne leakage chlorine, spill and caused secondary pollution earthward, and along with the increasing that sprays the liquid caustic soda consumption, pollution level increases the weight of.The 2nd, the fire fighting truck spray.Mainly implemented with fire fighting truck by public security fire-fighting army, there is certain limitation equally in it.Domestic from the beginning of this year significant leakage chlorine accident has fully proved this point.Expose public security fire-fighting army, the equipment defective when reply toxic gas leakage accident.They use fire fighting truck to spray liquid alkali, ammoniacal liquor or water chlorine is carried out decontamination, owing to be subjected to the restriction of jet length, projected area, injecting time, its usefulness is lower.Fire brigade is the chemical washing and disinfection car of equipment at present, mainly people, thing and limited ground environment in the contacted poisonous and harmful substance of rescue process is carried out decontamination, the poisonous and harmful substance in can't the decontamination atmosphere.Dry method is caught and is disappeared, and is to use the chlorine arresting device to catch and disappear leaking aerial chlorine.The similar dry powder extinguisher of the operation principle of chlorine arresting device, outward appearance and using method, interior dress chlorine trapping and eliminating powder (Main Ingredients and Appearance is a modification calcium hydroxide) and driving gas (nitrogen).In the use, the trapping and eliminating powder of catching in the device that disappears is sprayed at a high speed by nozzle under the driving of nitrogen, with airborne chlorine generation chemical reaction, generates calcium chloride, calcium hypochlorite and water, thereby reaches the effect of effectively catching the chlorine that disappears.The chlorine arresting device of domestic production, two kinds of specifications of dress 4kg trapping and eliminating powder portable and interior dress 18kg trapping and eliminating powder hand propelled are the means that disappear of catching of chlorine leakage starting stage in being generally.It uses limitation to be that filling amount is few, injecting time short (70～250S), jet length nearly (5～10M).Can't tackle in a big way chlorine leakage and catch and disappear, especially (as high-altitude device, liquid chlorine conveyance conduit etc.) can't use in the special scene of the accident.
The utility model content
Technical problem to be solved in the utility model is to overcome the deficiency that prior art exists, provide that a kind of filling amount is big, injecting time is long, the chlorine arresting device of spray distance, can carry out the larger volume solid and catch the operation that disappears, catching and eliminating gun and catching and eleminating cannon can use simultaneously, and injecting time is long.
For solving the problems of the technologies described above, chlorine arresting device of the present utility model, comprise dry powder can and with the tank connected nitrogen feedway of dry powder, catching and eliminating gun, catching and eleminating cannon, it is characterized in that described nitrogen feedway is made up of the source nitrogen, stop valve, pressure-reducing valve, the charge valve that connect successively; Described dry powder can is provided with powder input port, powder output port of gun, powder outlet of cannon and intake valve; The port of export of described charge valve is connected with the intake valve of described dry powder can; Described catching and eliminating gun is connected with the powder output port of gun of described dry powder can by powder output valve of gun; Described catching and eleminating cannon is connected with the powder outlet of cannon of described dry powder can by powder output valve of cannon.
Described dry powder can is provided with first Pressure gauge and first safety valve.
Described source nitrogen is a nitrogen cylinder, and its nitrogen pipeline is connected with second Pressure gauge.
The chlorine arresting device also comprises scavenging pipeline, being provided with of scavenging pipeline purges main valve, big gun blow down valve and rifle blow down valve, the purging main valve is bought to resell an end and is connected with the entrance point of described source nitrogen charge valve, the other end that purges main valve is connected with the inlet end of described big gun blow down valve and rifle blow down valve, the outlet side of big gun blow down valve is connected with the gas circuit of catching and eleminating cannon, and the gas circuit of the outlet side catching and eliminating gun of rifle blow down valve connects.
Thorax is provided with rifle and deposits cover in the described catching and eliminating gun, and rifle is deposited the conical tube that is shaped as of cover, and the internal cavity that rifle is deposited cover is cylindrical, and 2 ends that rifle is deposited cover are provided with interior lead angle.
Thorax is provided with big gun and deposits cover in the described catching and eleminating cannon, and big gun is deposited the conical tube that is shaped as of cover, and 2 ends that big gun is deposited cover are provided with interior lead angle.
Compared with prior art, the utlity model has following beneficial effect: (one) is when spraying dry powder with rifle or big gun, during as calcium hydroxide, drift with the wind can be carried out sufficient chemical reaction with airborne leakage chlorine, to reach that catching disappears and leak into the purpose of chlorine in the air, itself nonhazardous, and with chlorine reaction after generate calcium hypochlorite, calcium chloride and water, product is free from environmental pollution, even it does not have the full entry reaction, can not cause secondary pollution to environment yet; (2) with chlorine trapping and eliminating powder (modification calcium hydroxide) dry powder fire-engine of packing into, fire fighting truck is become the dual-purpose vehicle of catching disappear chlorine and acid toxic and harmful; (3) transform thorax structure in the former vehicle-mounted rifle, big gun, on powder outlet quantity, controlled, increased injecting time (in the unit interval under emitted dose the same terms), also changed the defective that former car rifle, big gun can not use simultaneously; (4) adopt rifle, big gun injection to increase jet length and projected area; (5) be to have realized that a car is dual-purpose, through improved fire fighting truck, only need remove the interior cover of rifle, big gun, change spraying medicine and just can reduce the dry-chemical fire extinguishing function of former car.
Description of drawings
Fig. 1 is the system schematic of chlorine arresting device of the present utility model;
Fig. 2 is a generalized section of catching the jar that disappears of the present utility model
Fig. 3 is the generalized section of catching and eleminating cannon of the present utility model;
Fig. 4 is the generalized section of catching and eliminating gun of the present utility model;
Fig. 5 is the generalized section of catching and eleminating cannon of the prior art;
Fig. 6 is the generalized section of catching and eliminating gun of the prior art.
Reference numeral:
1 second Pressure gauge, 2 vent valves, 3 nitrogen cylinders, 4 stop valves, 5 pressure-reducing valves
6 charge valves, 7 catching and eliminating guns, 8 powder output valve of gun, 9 first Pressure gauges, 10 first safety valves
11 catching and eleminating cannons, 12 powder output valve of cannon, 13 dry powder cans, 14 big gun blow down valves 15 purge main valve
16 rifle blow down valves, 21 powder outlet of cannon, 22 powder input ports, 23 powder output port of gun, 24 intake valves
25 venting endless tubes, 26 powder openings, 27 air inlet endless tubes, 28 intake valves
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in detail.
As shown in Figure 1, chlorine arresting device of the present utility model comprises dry powder can 29 and the nitrogen feedway that is connected with dry powder can 13, catching and eliminating gun 7 and catching and eleminating cannon 11.The nitrogen feedway is made up of the source nitrogen, stop valve 4, pressure-reducing valve 5 and the charge valve 6 that connect successively.Dry powder can 13 is provided with powder input port 22, powder output port of gun 23, powder outlet of cannon 21 and intake valve 24, sees Fig. 2, also vent valve 2 can be set on the dry powder can 13.The port of export of charge valve 6 is connected with the intake valve 24 of dry powder can 13.Catching and eliminating gun 7 is connected with the powder output port of gun 23 of dry powder can 13 by powder output valve of gun 8.Catching and eleminating cannon 11 is connected with the powder outlet of cannon 21 of dry powder can 13 by powder output valve of cannon 12.Among Fig. 1, single line is a nitrogen pipeline, and two-wire is the dry powder transfer pipeline, and dotted line is a scavenging pipeline.
Dry powder can 13 is provided with first Pressure gauge 9 and first safety valve 10.This reality is put in the example, and what source nitrogen adopted is nitrogen cylinder 3, and its nitrogen pipeline is connected with second Pressure gauge 1.The chlorine arresting device also comprises scavenging pipeline, being provided with of scavenging pipeline purges main valve 15, big gun blow down valve 14 and rifle blow down valve 16, purging main valve 15 dealers one end is connected with the entrance point of source nitrogen charge valve 6, the other end that purges main valve 15 is connected with the inlet end of big gun blow down valve 14 with rifle blow down valve 16, the outlet side of big gun blow down valve 14 is connected with the gas circuit of catching and eleminating cannon 11, and the gas circuit of the outlet side catching and eliminating gun 7 of rifle blow down valve 16 connects.Thorax is provided with rifle and deposits cover in the catching and eliminating gun 7, sees Fig. 4, and rifle is deposited the conical tube that is shaped as of cover, and the internal cavity that rifle is deposited cover is cylindrical, and 2 ends that rifle is deposited cover are provided with interior lead angle.Thorax is provided with big gun and deposits cover in the catching and eleminating cannon 11, sees Fig. 3, and big gun is deposited the conical tube that is shaped as of cover, and 2 ends that big gun is deposited cover are provided with interior lead angle.
For easy to use, chlorine arresting device of the present utility model can be combined on the motor vehicle, constitute the chlorine arresting car.It is made up of three parts, and the one, carrier vehicle---motor-vehicle chassis; The 2nd, injection apparatus comprises the tank body of splendid attire chlorine trapping and eliminating powder, driving gas gas cylinder, injector (ejecting gun, big gun) and connecting line and jet control system; The 3rd, chlorine trapping and eliminating powder and driving gas.
The basic functional principle of chlorine arresting car is identical with dry powder fire-engine with method of operating.Promptly use the whole delivery of vehicle chlorine arresting device; with inert gas---nitrogen (1.5MPa) is driving force; be ejected into chlorine trapping and eliminating powder in the zone of chlorine leakage point or diffusion with vehicle-mounted rifle or big gun; that utilizes chlorine trapping and eliminating powder efficiently catches the performance that disappears; effectively catch and disappear leaking chlorine in atmosphere, thereby reach elimination chlorine, purify air; the protection environment, the purpose of guarantee life security.
The chlorine arresting car can be selected vehicle chassis as required, thereby the size of powder amount is carried in decision.The dress chlorine arresting car of our transformation is the fire fighting truck that can adorn 1T dry powder at present, can adorn chlorine trapping and eliminating powder 450kg.
The 450kg chlorine trapping and eliminating powder of chlorine arresting car institute load improves a lot than the chlorine arresting device on jet length, projected area, injecting time; Its action can be rushed towards any scene of the accident rapidly fast.Especially to the disposal of liquid chlorine process units, storage area, conveyance conduit and relatively large chlorine leakage accident in transit, the accident handling under geographical circumstance complication and the natural environment mal-condition more has irreplaceable effect; Vehicle-mounted large-scale trapping and eliminating powder injection apparatus has guaranteed that it has range far away and bigger injection power.This car is equipped with chlorine arresting rifle and chlorine arresting big gun (improved fire-fighting powder fire branch, big gun).Rifle can be implemented accurately full Fu Gaishi to leakage position and spray catch and disappear.Its big gun can be in a big way, and the leakage chlorine that has formed diffusion is followed the trail of to spray to catch and disappeared.But its rifle, big gun salvo (after improving, reaching), but direct projection or fixed fire.Can implement comprehensive injection with any firing angle of solid, guarantee that it has point of shooting accurately and bigger spray regime.Can to as produce frame clsss and have that the chlorine accident of letting out that the leakage point at certain barrier place, storage tank, haulage vehicle, pipeline (aerial, ground, underground) take place is carried out rapidly effectively, the solid of larger volume is caught the operation that disappears, be to remedy the good equipment that the defective that disappears is caught in aforementioned wet method decontamination, dry method.
The chlorine arresting car, employed chlorine trapping and eliminating powder is to identify through former Ministry of Labour and Ministry of Chemical Industry's united organization, and a kind of efficient leakage chlorine trapping and eliminating powder of promoting the use of jointly.Catching the medicament that disappears is powdered modified calcium hydroxide.This kind medicinal powder has nonhazardous, does not lump, the term of validity is long, acid toxic and harmful is all had characteristics such as catching the effect of disappearing preferably.But long preservation is used, and has reduced use cost, no improper obstruct time-delay in also having guaranteed to spray.Its coccoid proportion is also little than powder extinguishing agent, only is half (proportion was than 1: 0.45) of powder extinguishing agent proportion.When spraying with firearms, can make its diffusion rapidly in air, drift with the wind, and the suspension of long period is arranged in air can be carried out sufficient chemical reaction with airborne leakage chlorine, to reach that catching disappears and leak into the purpose of chlorine in the air.Itself nonhazardous, and with chlorine reaction after generate calcium hypochlorite, calcium chloride and water, product is free from environmental pollution, even it does not have the full entry reaction, also can not cause secondary pollution to environment.
This chlorine arresting car, its innovative point is: the one, with chlorine trapping and eliminating powder (modification calcium hydroxide) dry powder fire-engine of packing into, fire fighting truck is become the dual-purpose vehicle of catching disappear chlorine and acid toxic and harmful; The 2nd, transformed thorax structure in the former vehicle-mounted rifle, big gun, on powder outlet quantity, controlled, increased injecting time (in the unit interval under emitted dose the same terms), also changed the defective that former car rifle, big gun can not use simultaneously.Adopt rifle, big gun injection to increase jet length and projected area; The 3rd, realized that a car is dual-purpose.Through improved fire fighting truck, only need remove the interior cover of rifle, big gun, change spraying medicine and just can reduce the dry-chemical fire extinguishing function of former car.
Succeeding in developing of chlorine arresting car replenished the blank that China does not have large-scale, portable chlorine arresting equipment.Its characteristics have determined it can be disposed at large-scale chlorine production, have used enterprise.As chlor-alkali production, polyurethane production, pesticide producing, papermaking, enterprise such as transportation chlorine operation station platform is arranged.Because the chlorine arresting medicament to other acid toxic and harmful such as phosgene etc., also has and catches the effect of disappearing preferably, so also should be that other large chemical complex is in present selection.Also can make the towed device that disappears of catching according to its operation principle, relatively-stationary liquid chlorine process units, liquid chlorine loading platform, the liquid chlorine storage area etc. of being disposed at have around the fixed target of hidden danger.It also should be disposed at the various places public security fire-fighting army of toxic and harmful dangerous matter sources such as having above-mentioned enterprise or liquid chlorine, and will become public security fire-fighting army, participates in the indispensable toxic and harmful of society's rescue and catches the equipment that disappears.
Chlorine arresting car overall dimensions, load and driving performance: long * wide * high by 7250 * 2300 * 3050; 28 ° of approach angles; 19 ° of departure angles; Fully loaded quality 8320kg; Propons quality 2250kg; Back axle quality 6070kg; Max. speed 90km/h; Engine power 99kw (135HP); Occupant's (comprising the driver) 6 people.
Trapping and eliminating powder, nitrogen system performance parameter: trapping and eliminating powder filling weight 450kg; Powder jar operating pressure 1400kPa (14kg/cm2); 5 of high-pressure nitrogen bottle quantity; High-pressure nitrogen bottle operating pressure 13MPa (130kg/cm2); The effective spraying rate 10kg/S of big gun; The effective spraying rate 1.5kg/S of rifle; Big gun range 42～45m; Rifle range 17～20m; Trapping and eliminating powder rate of residual extinguishing medium 5%～10%; Injecting time 40～300S.
The actual test data of chlorine arresting car: 3～4 grades of wind-force, 23 ℃ of temperature during atmospheric pressure 0.998MPa, are carried out combat exercise in the place, field of spaciousness.Measured relevant data is: at weather then, the 10 ° of big guns in the angle of depression spray 8S, and the direct injection distance is 25m, and diffusion length is 159m, and diffusion area 159 * 34=5406m2 highly is about 25m; At weather then, rifle sprays 2S, and the direct injection distance is 12m, and diffusion length is 23m, and diffusion area 23 * 8=184m2 highly is about 11m.All injection finishes, and 129S when shared, spraying rate are 98.4%.
Claims (6)
1, a kind of chlorine arresting device, comprise dry powder can and with the tank connected nitrogen feedway of dry powder, catching and eliminating gun, catching and eleminating cannon, it is characterized in that described nitrogen feedway is made up of the source nitrogen, stop valve, pressure-reducing valve, the charge valve that connect successively; Described dry powder can is provided with powder input port, powder output port of gun, powder outlet of cannon and intake valve; The port of export of described charge valve is connected with the intake valve of described dry powder can; Described catching and eliminating gun is connected with the powder output port of gun of described dry powder can by powder output valve of gun; Described catching and eleminating cannon is connected with the powder outlet of cannon of described dry powder can by powder output valve of cannon.
2, a kind of chlorine arresting device according to claim 1 is characterized in that, described dry powder can is provided with first Pressure gauge and first safety valve.
3, a kind of chlorine arresting device according to claim 1 is characterized in that described source nitrogen is a nitrogen cylinder, and its nitrogen pipeline is connected with second Pressure gauge.
4, a kind of chlorine arresting device according to claim 1, it is characterized in that, also comprise scavenging pipeline, being provided with of scavenging pipeline purges main valve, big gun blow down valve and rifle blow down valve, the purging main valve is bought to resell an end and is connected with the entrance point of described source nitrogen charge valve, the other end that purges main valve is connected with the inlet end of described big gun blow down valve and rifle blow down valve, and the outlet side of big gun blow down valve is connected with the gas circuit of catching and eleminating cannon, and the gas circuit of the outlet side catching and eliminating gun of rifle blow down valve connects.
5, a kind of chlorine arresting device according to claim 1 is characterized in that, thorax is provided with rifle and deposits cover in the described catching and eliminating gun, and rifle is deposited the conical tube that is shaped as of cover, and the internal cavity that rifle is deposited cover is cylindrical, and 2 ends that rifle is deposited cover are provided with interior lead angle.
6, a kind of chlorine arresting device according to claim 1 is characterized in that, thorax is provided with big gun and deposits cover in the described catching and eleminating cannon, and big gun is deposited the conical tube that is shaped as of cover, and 2 ends that big gun is deposited cover are provided with interior lead angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420056789 CN2761252Y (en) | 2004-12-14 | 2004-12-14 | Chlorine collecting and removing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420056789 CN2761252Y (en) | 2004-12-14 | 2004-12-14 | Chlorine collecting and removing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2761252Y true CN2761252Y (en) | 2006-03-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420056789 Expired - Fee Related CN2761252Y (en) | 2004-12-14 | 2004-12-14 | Chlorine collecting and removing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2761252Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106994215A (en) * | 2017-04-25 | 2017-08-01 | 中国矿业大学 | A kind of city main-battle firefighting truck three-phase jet system and method |
| CN108031031A (en) * | 2018-01-22 | 2018-05-15 | 山东国泰科技有限公司 | A kind of method for making chemical powder be quickly dissolved in water |
-
2004
- 2004-12-14 CN CN 200420056789 patent/CN2761252Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106994215A (en) * | 2017-04-25 | 2017-08-01 | 中国矿业大学 | A kind of city main-battle firefighting truck three-phase jet system and method |
| CN108031031A (en) * | 2018-01-22 | 2018-05-15 | 山东国泰科技有限公司 | A kind of method for making chemical powder be quickly dissolved in water |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BAOJI CITY SILIAN FIRE CONTROL EQUIPMENT CO.,LTD. Free format text: FORMER OWNER: YANTAI WANHUA SYNTHETIC LEATHER GROUP CO., LTD Effective date: 20070713 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20070713 Address after: 721001 Baoji city of Shaanxi province Gao Jia Ping Cun, Jintai District Patentee after: Baoji quadruple fire fighting equipment Co., Ltd. Address before: 264002 No. 7 happy South Road, Shandong, Yantai Patentee before: wanhua Synthetic Leather Group Co., Ltd., Yantai |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |