CN104208835A - Liquid carbon dioxide fire extinguishing device for emergency rescue in disaster areas - Google Patents
Liquid carbon dioxide fire extinguishing device for emergency rescue in disaster areas Download PDFInfo
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- CN104208835A CN104208835A CN201410485971.XA CN201410485971A CN104208835A CN 104208835 A CN104208835 A CN 104208835A CN 201410485971 A CN201410485971 A CN 201410485971A CN 104208835 A CN104208835 A CN 104208835A
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Abstract
The invention discloses a liquid carbon dioxide fire extinguishing device for emergency rescue in disaster areas. The liquid carbon dioxide fire extinguishing device comprises a liquid carbon dioxide storage tank, and a base for bearing and fixing, wherein the storage tank adopts a double-layer vacuum composite structure with a thermal insulation material, so that the heat preservation storage time of liquid carbon dioxide is prolonged; liquid discharged by a liquid discharge valve in a control valve set is conveyed to a burning area through a liquid conveying pipe, a confluence assembly and a distant conveying pipeline in sequence; the gasification spraying is realized by a nozzle; and all pipelines are inserted in corresponding joints through quick joints. The liquid carbon dioxide fire extinguishing device further comprises a boosting control system capable of effectively performing the air pressure compensation for the storage tank to prevent the ice blockage in the liquid discharging and gasification spraying process; the boosting control system consists of a compressed gas cylinder, a gas cylinder valve, a pressure reducer and a conveying gas way connected with the storage tank, which are connected in sequence; and the conveying gas way comprises manual and automatic control gas ways, and is provided with a gas conveying pipe I and a gas conveying pipe II respectively connected with a gas boosting valve I and a gas boosting valve II in the control valve set.
Description
Technical field
The present invention relates to a kind of extinguishing device, particularly a kind of disaster area emergency management and rescue liquid carbon dioxide fire-fighting device.
Background technology
Carbon-dioxide fire engine technology utilizes during the not combustion-supporting and gasification of liquid carbon dioxide and absorbs the principle of amount of heat, reaches the object of cooling and fire extinguishing, have that extinguishing ability is strong, speed is fast, the scope of application extensively, the not feature such as etching apparatus and being widely used; Liquid carbon dioxide injects flame range space can nearly 700 times of moment volumetric expansion gasification, and absorbs large calorimetric, can rapidly datonation-inhibition, inerting flame range, put out burning things which may cause a fire disaster and cooling, be highly suitable for rescue fire extinguishing.Existing portable liquid carbon dioxide fire-fighting device, generally comprise for the storage tank of storing liquid carbon dioxide and for carrying the base with stationary storage tanks, storage tank is connected with Pressure gauge, liquid level takes into account control valve group, by pressure in Pressure gauge real-time monitoring of tank, by liquid level in liquid level gauge real-time monitoring of tank, realized the functions such as topping up, discharge opeing, pressure release by control valve group and pipeline group; But, technical performance at device self and the technical measures for emergency management and rescue and obviously not enough to existing in the adaptability of environment etc., particularly lack mechanism storage tank being carried out to atmospheric pressure compensating, the ejection efficiency of liquid carbon dioxide is not only affected when pressure constantly declines in storage tank, even also can form carbon dioxide condensation generation dry ice at the place such as pipeline, valve and cause pipeline obstruction, serious hindrance is caused to fire extinguishing system.
Summary of the invention
In view of this; the object of the present invention is to provide a kind of disaster area emergency management and rescue liquid carbon dioxide fire-fighting device; liquid insulating memory time can be extended; effectively carry out atmospheric pressure compensating to saving tank; discharge opeing and gasification course of injection generation ice is avoided to block up; ensure the ejection efficiency of liquid carbon dioxide and the stability in use of fire extinguishing system, possess the multiple safety precautions being applicable to disaster area emergency management and rescue simultaneously.
Disaster area emergency management and rescue liquid carbon dioxide fire-fighting device of the present invention, it comprises for the storage tank of storing liquid carbon dioxide and the base for carrying and fix described storage tank, described storage tank is externally connected to Pressure gauge, liquid level takes into account control valve group, it also comprises supercharging regulator control system, described supercharging regulator control system comprise connect successively compressed gas cylinder, bottle valve, pressure reducer and for storage tank connected conveying gas circuit; Described compressed gas cylinder to be fixed on described base and to be filled with gases at high pressure, and described control valve group comprises gas boosting valve I, and described conveying gas circuit comprises Non-follow control gas circuit, and described Non-follow control gas circuit is provided with the air shooter I be connected with gas boosting valve I.
Beneficial effect of the present invention: owing to having set up supercharging regulator control system, monitored in real time saving tank internal gas pressure by Pressure gauge, conveying gas circuit is opened when air pressure is not enough, being transported to by Compressed Gas in compressed gas cylinder saves in tank, effectively can carry out atmospheric pressure compensating to saving tank, avoid discharge opeing and gasification course of injection generation ice to block up, ensure the ejection efficiency of liquid carbon dioxide and the stability in use of fire extinguishing system; Adopt compressed gas cylinder as the pneumatic supply of supercharging regulator control system, tonifying Qi supercharging is rapid, stable and reliable for performance, without the need to external connection power power supply, easy and simple to handle, is highly suitable for rescue fire extinguishing.
Further, described control valve group also comprises gas boosting valve II, described conveying gas circuit also comprises the automatic control gas circuit be arranged in parallel with described Non-follow control gas circuit, and described automatic control gas circuit is provided with the air shooter II that is connected with gas boosting valve II and the pressure regulator for the change automatic inflating device supercharging according to described storage tank air pressure inside.This improves the beneficial effect brought further: be arranged in parallel on the basis of Non-follow control gas circuit and automatically control gas circuit, automatically, in time, exactly air compensation can be allocated according to pressure monitoring value in storage tank, just can realize continuous draining without the need to human attendance to block up without ice with gasification course of injection, save manpower consumption.
Further, described supercharging regulator control system also comprises three-way connection, and the interface of described three-way connection is respectively with pressure reducer, air shooter I and air shooter II is detachable is connected; Cushion blocking I is provided with between described compressed gas cylinder and base.This improves the beneficial effect brought further: three-way connection is convenient to gas distribution, and realizes the connection between pressure reducer and air shooter I, air shooter II; Compressed gas cylinder is fixed on base by hood type structure, and carries out vibration damping process, protects, further enhancing its security to the double damping of compressed gas cylinder.
Further, described storage tank comprises cylindrical shell, and described cylindrical shell comprises outer cylinder body and inner barrel, is provided with connecting plate and forms vacuum interlayer between described outer cylinder body and inner barrel, is filled with heat-barrier material in described vacuum interlayer.This improves the beneficial effect brought further: storage tank adopts the composite structure of double-layer vacuum additional insulation material, and heat-insulating property is good, fills rear liquid carbon dioxide Daily boil-off-rate low, decreases and fill number of times, reduce maintenance cost.
Further, described outer cylinder body is welded by straight tube, left end socket and right end socket, described left end socket and right end socket are the arc body of evagination, and described Pressure gauge, liquid level are taken into account control valve group and be all connected with described inner barrel by the tube connector passed from left end socket and/or right end socket.This improves the beneficial effect brought further: the curved end that can make full use of storage tank, and rational deployment valve and pipeline, shorten barrel lenght, makes complete machine structure more compact, and the fire incident that can be applicable to different section specification is on-the-spot.
Further, extinguishing device also comprises the supporting seat for supporting storage tank be located between described storage tank and base, is provided with cushion blocking II bottom described supporting seat and between base top.This improves the beneficial effect brought further: cushion blocking II has certain elasticity, to exciting amplitude, there is obvious attenuation characteristic, in order to avoid the vibratory impulse that produces after colliding barrier of road excitation or base is to the destruction of cylindrical shell and supporting pipe valve, the safety of the traffic capacity, use in narrow and small Disastrous environment, reliability can be strengthened.
Further, the bottom of described base is provided with the roller for movement, and the layout of described control valve group does not exceed the profile of described base and outer cylinder body.This improves the beneficial effect brought further: roller is convenient to extinguishing device and is moved on predetermined trajectory; The layout of control valve group can ensure base and outer cylinder body advance meet with obstacle in way after first suffer vibratory impulse, avoid pipe valve and directly destroyed.
Further, described control valve group comprises liquid feed valve, tapping valve, gas balance valve, survey full marks analyse valve, gas atmospheric valve and safety relief valve; Described liquid feed valve comprises feed liquor main valve and is connected and the upper liquid feed valve be set up in parallel, lower liquid feed valve with described feed liquor main valve; Described tapping valve liquid outlet connects snap joint; Two distribution structures that described tapping valve, gas balance valve, survey full marks analyse valve, gas atmospheric valve is at least two valve series connection; Described safety relief valve is at least two valves two distribution structures arranged side by side.This improves the beneficial effect brought further: snap joint meets the emergency management and rescue actual needs of rapid pipe connecting, fast fluid; The valve of two distribution structure is convenient at rescue site rapid-maintenance breaking down, and strengthens the safety, the reliability that use in Disastrous environment.
Further, extinguishing device adopts multiple tank cascaded structure, described storage tank comprises a main memory storage tank and at least one is from storage tank, described base comprises respectively with main memory storage tank and from the corresponding main base of storage tank and from base, and described main base and first are between base and follow-uply all adopt end to end mode to be cascaded between base.This improves the beneficial effect brought further: multi-can string is associated with the extinguishing property being beneficial to and increasing this device; The quantity of storage tank can carry out modular arrangements according to different gas production demands neatly based on main memory storage tank, and possesses the space of the integrated lift-launch such as pipeline and supporting Work tool and transport.
Further, the front end of described main base is fixed with the assembly that confluxes, described in the assembly that confluxes comprise collecting pipe and the control valve that confluxes for controlling fluid, described collecting pipe is provided with several interfaces that confluxes for being connected with the tapping valve of each storage tank respectively; Cushion blocking III is provided with between described collecting pipe and main base; The outlet end of described collecting pipe is connected with long-distance sand transport pipeline, and the outlet end of described long-distance sand transport pipeline is provided with shower nozzle, and described shower nozzle place is provided with discharge opeing master control valve; The described outlet end confluxing interface and collecting pipe is provided with snap joint.This improves the beneficial effect brought further: snap joint meets the emergency management and rescue actual needs of rapid pipe connecting, fast fluid; The assembly that confluxes can realize conflux centralized operation control, continuously quick fluid-discharge, and the liquid delivery tube avoided each storage tank is supporting frequently switches, and shortens rescue time; Long-distance sand transport pipeline, discharge opeing master control valve and shower nozzle form long-distance sand transport system, realize concentrating conflux operation control, long-range master control, continuously remote discharge opeing conveying fast; Long-distance sand transport pipeline can use the flexible pipe with Liquid transfer function, after having had shower nozzle to spray, pressure, angle have just had controllability, shower nozzle place arranges discharge opeing master control valve, after so can opening the control valve that confluxes, personnel stand directly on the start and stop controlling to spray at a distance, do not need increase by people to be in tank body place and control.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 1 is perspective view of the present invention;
Fig. 2 is Figure 1A place enlarged drawing;
Fig. 3 is upward view of the present invention;
Fig. 4 is the sectional view of storage tank of the present invention;
Fig. 5 is left view of the present invention;
Fig. 6 is front view of the present invention.
Detailed description of the invention
Fig. 1 is perspective view of the present invention, Fig. 2 is Figure 1A place enlarged drawing, as shown in the figure: the disaster area emergency management and rescue liquid carbon dioxide fire-fighting device of the present embodiment, it comprises for the storage tank 1 of storing liquid carbon dioxide and the base 2 for carrying and fix described storage tank 1, described storage tank 1 is connected with Pressure gauge, liquid level gauge 9 and control valve group, also comprise supercharging regulator control system, described supercharging regulator control system comprises the compressed gas cylinder 31, bottle valve 32, pressure reducer 33 and the conveying gas circuit for being connected with storage tank 1 that connect successively; Described compressed gas cylinder 31 to be fixed on described base 2 and to be filled with gases at high pressure, described control valve group comprises gas boosting valve I 41, described conveying gas circuit comprises Non-follow control gas circuit, and described Non-follow control gas circuit is provided with the air shooter I be connected with gas boosting valve I 41; Gases at high pressure in compressed gas cylinder 31 can be carbon dioxides, also can be nitrogen or some other can present under normal temperature high voltage state gaseous state feature be convenient to compression store and there is incombustibility and nontoxic inert gas; Bottle valve 32 is for switch compressed gas cylinder 31, and when bottle valve 32 and gas pressure charging valve I 41 are all in open mode, Non-follow control gas circuit is communicated with; Effluent air in compressed gas cylinder 31 by fixed proportion decompression, effectively can be avoided faulty operation, and reduce operation link by pressure reducer 33; Owing to having set up supercharging regulator control system, by Pressure gauge, liquid level gauge 9 to saving tank 1 internal gas pressure, liquid level monitors in real time, conveying gas circuit is opened when air pressure is not enough, Compressed Gas in compressed gas cylinder 31 is transported in storage tank 1, effectively can carry out atmospheric pressure compensating to storage tank 1, avoid discharge opeing and gasification course of injection generation ice to block up, ensure the ejection efficiency of liquid carbon dioxide and the stability in use of fire extinguishing system; Meanwhile, adopt compressed gas cylinder 31 as the pneumatic supply of supercharging regulator control system, tonifying Qi supercharging is rapid, stable and reliable for performance, without the need to external connection power power supply, easy and simple to handle, is highly suitable for rescue fire extinguishing.
In the present embodiment, described control valve group also comprises gas boosting valve II 42, described conveying gas circuit also comprises the automatic control gas circuit be arranged in parallel with described Non-follow control gas circuit, and described automatic control gas circuit is provided with the air shooter II that is connected with gas boosting valve II 42 and the pressure regulator 34 for the change automatic inflating device supercharging according to described storage tank 1 air pressure inside; The basis of Non-follow control gas circuit is arranged in parallel and automatically controls gas circuit, automatically, in time, exactly air compensation can be allocated according to pressure monitoring value in storage tank 1, just can realize continuous draining without the need to human attendance to block up without ice with gasification course of injection, save manpower consumption; Non-follow control gas circuit and automatically control gas circuit are selected by corresponding pressure charging valve; Pressure regulator 34 can be the change of air pressure in the internal layer according to storage tank 1, automatic governing exports the parameter of gas, air pressure in internal layer is made to remain on the regulation device of a stationary state, also can be when air pressure in internal layer is opened in limited time automatically lower than under setting pressure, pressurization gas is entered, automatically close in limited time when to reach in setting pressure, automatically cut off pressurization gas, make air pressure in internal layer maintain regulation device within the scope of anti-icing stifled pressure setting; Conveying gas circuit also comprises necessary air shooter (comprising air shooter I and air shooter II), and can be rubber or lightweight, flexibility be good, and the metal high voltage flexible pipe that low temperature resistant and ageing resistace is stronger also can be hard metal pipe.
In the present embodiment, described supercharging regulator control system also comprises three-way connection 35, and the interface of described three-way connection is respectively with pressure reducer 33, air shooter I and air shooter II is detachable is connected; Cushion blocking I 31a is provided with between described compressed gas cylinder 31 and base 2; Three-way connection 35 is convenient to the connection between pressure reducer 33 and air shooter I, air shooter II; Compressed gas cylinder 31 is fixed on base 2 by hood type structure, and carries out vibration damping process, protects, further enhancing its security to the double damping of compressed gas cylinder 31; Cushion blocking I 31a is preferably rubber.
In the present embodiment, described storage tank 1 comprises cylindrical shell, and described cylindrical shell comprises outer cylinder body 11 and inner barrel 12, is provided with connecting plate 13 and forms vacuum interlayer 14 between described outer cylinder body 11 and inner barrel 12, is filled with heat-barrier material 15 in described vacuum interlayer 14; Cylindrical shell also can arrange hanger, be convenient to the transport of storage tank 1; Outer cylinder body 11, inner barrel 12 are all preferably steel material, have enough intensity and antiseptic property; Outer cylinder body 11 wall thickness increases to increase shock resistance, strengthens safety, reliability that this device uses in Disastrous environment; Connecting plate 13 connects outer cylinder body 11 and inner barrel 12, keeps integrally-built stable; Storage tank 1 adopts the composite structure of double-layer vacuum additional insulation material 15, and heat-insulating property is good, fills rear liquid carbon dioxide Daily boil-off-rate low, decreases and fill number of times, reduce maintenance cost; Heat-barrier material 15 can adopt the materials such as crushed crude pearlite, polyurethane, asbestos.
In the present embodiment, described outer cylinder body 11 is welded by straight tube, left end socket and right end socket, described left end socket and right end socket are the arc body of evagination, and described Pressure gauge, liquid level gauge 9 and control valve group are all connected with described inner barrel 12 by the tube connector passed from left end socket; Make full use of the curved end of storage tank 1, rational deployment valve and pipeline, shorten barrel lenght, makes complete machine structure more compact, and the fire incident that can be applicable to different section specification is on-the-spot; Tube connector is preferably hard metal pipe.
In the present embodiment, this extinguishing device also comprises the supporting seat 5 for supporting storage tank 1 be located between described storage tank 1 and base 2, is provided with cushion blocking II 5a bottom described supporting seat 5 and between base 2 top; Supporting seat 5 is cradle type structure, is connected, and is connected with base 2 by bolt by welding with storage tank 1; Cushion blocking II 5a can be rubber, also can be polyurethane or timber and some other material that there is certain elasticity or exciting amplitude is had to obvious attenuation characteristic, in order to avoid the vibratory impulse that produces after colliding barrier of road excitation or base 2 is to the destruction of cylindrical shell and supporting pipe valve, the safety of the traffic capacity, use in narrow and small Disastrous environment, reliability can be strengthened.
In the present embodiment, the bottom of described base 2 is provided with the roller 21 for movement, and the layout of described control valve group does not exceed the profile of described base 2 and outer cylinder body 11; Base 2 is formed primarily of many specifications shaped steel and sheet material welding; Base 2 is packaged type, is convenient to go deep into the scene of the accident fast; Roller 21 can itself with turning function, also can be not with turning function and matching track motion; The roller 21 of the present embodiment is not preferably with turning function, and the wheel connected by axis device is to structure, is convenient to move on predetermined trajectory; Arrange two groups of wheels to be symmetrically arranged in base 2 bear the center line both sides of storage tank 1 concentrfated load, be fixed in base 2 soldering group by axis device 22; The layout of control valve group does not exceed the profile of base 2, refers to that the upright projection of control valve group is all positioned at base 2 institute planar; The layout of control valve group does not exceed the profile of outer cylinder body 11, refers to that the floor projection of control valve group is all positioned at outer cylinder body 11 end face circular flat; Ensure base 2 and outer cylinder body 11 advance meet with obstacle in way after first suffer vibratory impulse, avoid pipe valve and directly destroyed.
In the present embodiment, described control valve group comprise liquid feed valve, tapping valve 44, gas balance valve 45, survey full marks analyse valve 46, gas atmospheric valve 47 and safety relief valve 48; Described liquid feed valve comprises feed liquor main valve 431 and is connected and the upper liquid feed valve 432 be set up in parallel, lower liquid feed valve 433 with described feed liquor main valve 431; Described tapping valve 44 liquid outlet connects snap joint 63; Two distribution structures that described tapping valve 44, gas balance valve 45, survey full marks analyse valve 46, gas atmospheric valve 47 is two valves series connection; Described safety relief valve 48 is two valves two distribution structures arranged side by side; Snap joint meets the emergency management and rescue actual needs of rapid pipe connecting, fast fluid; Control valve group can also comprise control valve such as raffinate atmospheric valve 49 grade; Upper liquid feed valve 432 controls liquid from storage tank 1 top feed liquor, and lower liquid feed valve 433 controls liquid from storage tank 1 bottom feed liquor, can select as required; Tapping valve 44, gas balance valve 45, survey full marks and analyse valve 46, gas atmospheric valve 47, safety relief valve 48 and all adopts two distribution structure, be convenient at rescue site rapid-maintenance breaking down, the safety, the reliability that use in enhancing Disastrous environment.
In the present embodiment, extinguishing device adopts multiple tank cascaded structure, described storage tank 1 comprises a main memory storage tank 1a and at least one (only indicates a main memory storage tank 1a and the combination from storage tank 1b from storage tank 1b accompanying drawing, but the quantity in fact do not limited from storage tank 1b), described base 2 comprises respectively with main memory storage tank 1a and from the corresponding main base 2a of storage tank 1b and from base 2b, and described main base 2a and first between base 2b and follow-uply all adopt end to end mode to be cascaded between base 2b; These storage tanks 1 are fixed in respective seat 2, realize series connection by the connection between base 2; Base 2 is preferably rectangular frame, and the two ends of its length direction are equipped with bindiny mechanism, and bindiny mechanism comprises hook 201 and meets and discusses 202; Hook 201, for the connection of front and back base 2, can coordinate chain to realize; Hanging-connecting movable base, maneuverability, is convenient to go deep into the scene of the accident fast; Meet and discuss and 202 there is certain elasticity, when front and back base 2 collides, there is cushioning effect; Based on main memory storage tank 1a, modular arrangements can be carried out according to different gas production demands neatly from the quantity of storage tank 1b, and possess the space of the integrated lift-launch such as pipeline and supporting Work tool and transport.
In the present embodiment, the front end of described main base 2a is fixed with the assembly that confluxes, the described assembly that confluxes comprises collecting pipe 61 and the control valve 62 that confluxes for controlling fluid, and described collecting pipe 61 is provided with several interface 61a that confluxes for being connected with the tapping valve 44 of each storage tank 1 respectively; Cushion blocking III 64 is provided with between described collecting pipe 61 and main base 2a; The outlet end of described collecting pipe 61 is connected with long-distance sand transport pipeline 65, and the outlet end of described long-distance sand transport pipeline 65 is provided with shower nozzle 67, and described shower nozzle 67 place is provided with discharge opeing master control valve 66; The described outlet end confluxing interface 61a and collecting pipe 62 is provided with snap joint 63, meets rapid pipe connecting, the emergency management and rescue actual needs of quick fluid; Cushion blocking III 64 makes to form Elastic Contact between collecting pipe 61 and main base 2a; The assembly that confluxes can realize conflux centralized operation control, continuously quick fluid-discharge, and the liquid delivery tube avoided each storage tank 1 is supporting frequently switches, and shortens rescue time; Long-distance sand transport pipeline 65, discharge opeing master control valve 66 and shower nozzle 67 form long-distance sand transport system, realize concentrating conflux operation control, long-range master control, continuously remote discharge opeing conveying fast; Long-distance sand transport pipeline 65 can use the flexible pipe with Liquid transfer function, there is shower nozzle 67 to spray rear pressure, angle and just had controllability, shower nozzle 67 place arranges discharge opeing master control valve 66, after so can opening the control valve 62 that confluxes, personnel stand directly on the start and stop controlling to spray at a distance, do not need increase by people to be in tank body place and control.
This extinguishing device can adopt following process to infuse: answer everyly in check valve and instrument group whether be in normal operating conditions first before topping up, instrument indicates whether correctly, otherwise should give adjustment, guarantee that in Pressure gauge, liquid level gauge 9, Pressure gauge is in full-gear, liquid level gauge is in running order, other valves (except safety relief valve 48) are all in closed condition; Connect feed liquor control main valve fast-assembling interface and tank car fill discharge opeing import and export between topping up pipeline; Open at feed liquor main valve 431, under upper liquid feed valve 432 and lower liquid feed valve 433 closed condition, fill discharge opeing by tank car and import and export enter a small amount of gas in topping up pipeline, open raffinate atmospheric valve 49 simultaneously, its pipeline is blown down, to remove humid air in pipeline, dust impurity; In order to improve the speed of follow-up topping up, opening liquid feed valve 432, passing into carbon dioxide, until gas pressure reaches 1.0MPa in internal layer; Now, open gas atmospheric valve 47 and survey full marks and analyse valve 46, suitably open upper liquid feed valve 432, enter liquid carbon dioxide by top, now because internal layer is in Warm status, its abundant precooling can be made, be cooled to the temperature of institute's topping up body gradually; When the 47 stable exhaust of gas atmospheric valve, and Pressure gauge, liquid level gauge 9 show pressure when reducing gradually, open large upper liquid feed valve 432, accelerate to charge speed; When Pressure gauge, liquid level gauge 9 indicate and have liquid, open lower liquid feed valve 433, liquid feed valve 432 in closedown, changing top feed liquor is bottom feed liquor; When survey full marks analyse valve 46 spray liquid time, show to be full of liquid in internal layer, lower liquid feed valve 433, gas atmospheric valve 47 should be closed immediately, stop topping up; Open raffinate atmospheric valve 49 simultaneously, discharge residual gas, liquid in charging line, and remove topping up pipeline; Supplement topping up principle with topping up is substantially identical first, difference is existing cryogenic liquid in inner barrel 12, does not need precooling, therefore, and can by lower liquid feed valve 433 feed liquor after blowing down charging line.
This extinguishing device can adopt following process to carry out discharge opeing: after disaster occurs, by movable base 2, this extinguishing device is transported to the scene of the accident; First the grafting of each liquid delivery tube 68 tapping valve 44 supporting with each storage tank 1 and collecting pipe 61 corresponding interface is completed rapidly by snap joint 63, and the grafting of long-distance sand transport pipeline 65 one end and collecting pipe 61 outlet end; Again long-distance sand transport pipeline 65 is stretched to flame range, completes pipe laying; Finally open tapping valve 44 successively, conflux control valve 62 and discharge opeing master control valve 66, the liquid carbon dioxide in each storage tank 1 enters collecting pipe 61 through liquid delivery tube, flow to shower nozzle 67 carry out gasification injection after liquid confluxes by long-distance sand transport pipeline 65; When storage tank 1 discharge liquid, in order to keep the pressure in internal layer with more than 1.5Mpa, supercharging regulator control system should be devoted oneself to work; Open bottle valve 32, gases at high pressure in compressed gas cylinder 31 flow into pressure reducer 33, Non-follow control on real-time monitored Pressure gauge, liquid level gauge 9 based on data is divided into by three-way connection 35 and based on pressure regulator 34 through post-decompression gas, according to automatic control two kinds of patterns of the change automatic inflating device supercharging of air pressure in inner barrel 12, all realized the conveying of three-way connection 35, connection between pressure regulator 34 and gas pressure charging valve (comprising gas boosting valve I 41 or gas boosting valve II 42) and gas by air shooter; After discharge opeing terminates, as residual gas in inner barrel 12 recycled, gas discharging is carried out by the inflation line connected between gas balance valve 45 fast-assembling interface and the balance gas port of external equipment, and the actual needs of stopping using according to extinguishing device and again enabling, keep remaining a small amount of liquids and gases in internal layer to reach the object of pressurize, to avoid humid air and dust to enter in the supporting pipe valve of cylindrical shell and inner barrel 12, cause control valve group and tube connector blocking thereof, affect gas purity.
What finally illustrate is, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (10)
1. a disaster area emergency management and rescue liquid carbon dioxide fire-fighting device, it comprises for the storage tank of storing liquid carbon dioxide and the base for carrying and fix described storage tank, described storage tank is externally connected to Pressure gauge, liquid level takes into account control valve group, it is characterized in that: also comprise supercharging regulator control system, described supercharging regulator control system comprise connect successively compressed gas cylinder, bottle valve, pressure reducer and for storage tank connected conveying gas circuit; Described compressed gas cylinder to be fixed on described base and to be filled with gases at high pressure, and described control valve group comprises gas boosting valve I, and described conveying gas circuit comprises Non-follow control gas circuit, and described Non-follow control gas circuit is provided with the air shooter I be connected with gas boosting valve I.
2. disaster area emergency management and rescue liquid carbon dioxide fire-fighting device according to claim 1, it is characterized in that: described control valve group also comprises gas boosting valve II, described conveying gas circuit also comprises the automatic control gas circuit be arranged in parallel with described Non-follow control gas circuit, and described automatic control gas circuit is provided with the air shooter II that is connected with gas boosting valve II and the pressure regulator for the change automatic inflating device supercharging according to described storage tank air pressure inside.
3. disaster area emergency management and rescue liquid carbon dioxide fire-fighting device according to claim 2, it is characterized in that: described supercharging regulator control system also comprises three-way connection, the interface of described three-way connection is respectively with pressure reducer, air shooter I and air shooter II is detachable is connected; Cushion blocking I is provided with between described compressed gas cylinder and base.
4. disaster area emergency management and rescue liquid carbon dioxide fire-fighting device according to claim 1, it is characterized in that: described storage tank comprises cylindrical shell, described cylindrical shell comprises outer cylinder body and inner barrel, be provided with connecting plate between described outer cylinder body and inner barrel and form vacuum interlayer, in described vacuum interlayer, being filled with heat-barrier material.
5. disaster area emergency management and rescue liquid carbon dioxide fire-fighting device according to claim 4, it is characterized in that: described outer cylinder body is welded by straight tube, left end socket and right end socket, described left end socket and right end socket are the arc body of evagination, and described Pressure gauge, liquid level are taken into account control valve group and be all connected with described inner barrel by the tube connector passed from left end socket and/or right end socket.
6. disaster area emergency management and rescue liquid carbon dioxide fire-fighting device according to claim 1, it is characterized in that: extinguishing device also comprises the supporting seat for supporting storage tank be located between described storage tank and base, is provided with cushion blocking II bottom described supporting seat and between base top.
7. disaster area emergency management and rescue liquid carbon dioxide fire-fighting device according to claim 1, is characterized in that: the bottom of described base is provided with the roller for movement, and the layout of described control valve group does not exceed the profile of described base and outer cylinder body.
8. disaster area emergency management and rescue liquid carbon dioxide fire-fighting device according to claim 1, is characterized in that: described control valve group comprises liquid feed valve, tapping valve, gas balance valve, survey full marks analyse valve, gas atmospheric valve and safety relief valve; Described liquid feed valve comprises feed liquor main valve and is connected and the upper liquid feed valve be set up in parallel, lower liquid feed valve with described feed liquor main valve; Described tapping valve liquid outlet connects snap joint; Two distribution structures that described tapping valve, gas balance valve, survey full marks analyse valve, gas atmospheric valve is at least two valve series connection; Described safety relief valve is at least two valves two distribution structures arranged side by side.
9. disaster area emergency management and rescue liquid carbon dioxide fire-fighting device according to any one of claim 1 to 8, it is characterized in that: extinguishing device adopts multiple tank cascaded structure, described storage tank comprises a main memory storage tank and at least one is from storage tank, described base comprises respectively with main memory storage tank and from the corresponding main base of storage tank and from base, and described main base and first are between base and follow-uply all adopt end to end mode to be cascaded between base.
10. disaster area emergency management and rescue liquid carbon dioxide fire-fighting device according to claim 9, it is characterized in that: the front end of described main base is fixed with the assembly that confluxes, the described assembly that confluxes comprises collecting pipe and the control valve that confluxes for controlling fluid, and described collecting pipe is provided with several interfaces that confluxes for being connected with the tapping valve of each storage tank respectively; Cushion blocking III is provided with between described collecting pipe and main base; The outlet end of described collecting pipe is connected with long-distance sand transport pipeline, and the outlet end of described long-distance sand transport pipeline is provided with shower nozzle, and described shower nozzle place is provided with discharge opeing master control valve; The described outlet end confluxing interface and collecting pipe is provided with snap joint.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410485971.XA CN104208835A (en) | 2014-09-22 | 2014-09-22 | Liquid carbon dioxide fire extinguishing device for emergency rescue in disaster areas |
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| CN201410485971.XA CN104208835A (en) | 2014-09-22 | 2014-09-22 | Liquid carbon dioxide fire extinguishing device for emergency rescue in disaster areas |
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| CN104208835A true CN104208835A (en) | 2014-12-17 |
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| CN201410485971.XA Pending CN104208835A (en) | 2014-09-22 | 2014-09-22 | Liquid carbon dioxide fire extinguishing device for emergency rescue in disaster areas |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104548466A (en) * | 2014-12-31 | 2015-04-29 | 浙江信达可恩消防实业有限责任公司 | Actual spraying test device for gas fire-extinguishing system acceptance |
| CN109381825A (en) * | 2017-08-07 | 2019-02-26 | 南京消防器材股份有限公司 | Bottle group type fine water mist fire-extinguishing system |
| CN109771872A (en) * | 2019-03-15 | 2019-05-21 | 威特龙消防安全集团股份公司 | A kind of critical state carbon-dioxide fire engine equipment of the urgent increasing apparatus of band |
| CN110159235A (en) * | 2019-06-25 | 2019-08-23 | 中国石油化工股份有限公司 | Two-tube dispensing CO2Ground gauging means and its application method |
| CN110801587A (en) * | 2019-09-23 | 2020-02-18 | 国网浙江省电力有限公司台州供电公司 | Platform cooling device for emergency scene |
| CN111569329A (en) * | 2020-05-22 | 2020-08-25 | 青岛索尔汽车有限公司 | Cable well pipeline breakdown van |
| WO2021078194A1 (en) * | 2019-10-22 | 2021-04-29 | 江龙船艇科技股份有限公司 | Inerting system and method for methanol tank of ship |
| CN113713293A (en) * | 2020-09-28 | 2021-11-30 | 珠海共同低碳科技股份有限公司 | Coal gangue carbon dioxide flame retardant device |
| CN114198148A (en) * | 2021-11-30 | 2022-03-18 | 中煤科工集团沈阳研究院有限公司 | Launching device for emergency rescue and use method thereof |
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| CN104548466A (en) * | 2014-12-31 | 2015-04-29 | 浙江信达可恩消防实业有限责任公司 | Actual spraying test device for gas fire-extinguishing system acceptance |
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| CN109381825A (en) * | 2017-08-07 | 2019-02-26 | 南京消防器材股份有限公司 | Bottle group type fine water mist fire-extinguishing system |
| CN109771872A (en) * | 2019-03-15 | 2019-05-21 | 威特龙消防安全集团股份公司 | A kind of critical state carbon-dioxide fire engine equipment of the urgent increasing apparatus of band |
| CN110159235A (en) * | 2019-06-25 | 2019-08-23 | 中国石油化工股份有限公司 | Two-tube dispensing CO2Ground gauging means and its application method |
| CN110801587A (en) * | 2019-09-23 | 2020-02-18 | 国网浙江省电力有限公司台州供电公司 | Platform cooling device for emergency scene |
| WO2021078194A1 (en) * | 2019-10-22 | 2021-04-29 | 江龙船艇科技股份有限公司 | Inerting system and method for methanol tank of ship |
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| CN113713293A (en) * | 2020-09-28 | 2021-11-30 | 珠海共同低碳科技股份有限公司 | Coal gangue carbon dioxide flame retardant device |
| CN114198148A (en) * | 2021-11-30 | 2022-03-18 | 中煤科工集团沈阳研究院有限公司 | Launching device for emergency rescue and use method thereof |
| CN114198148B (en) * | 2021-11-30 | 2023-10-24 | 中煤科工集团沈阳研究院有限公司 | Transmitting device for emergency rescue and using method thereof |
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Application publication date: 20141217 |