CN102626544A - Efficient simple fire extinguisher - Google Patents
Efficient simple fire extinguisher Download PDFInfo
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- CN102626544A CN102626544A CN2012101274527A CN201210127452A CN102626544A CN 102626544 A CN102626544 A CN 102626544A CN 2012101274527 A CN2012101274527 A CN 2012101274527A CN 201210127452 A CN201210127452 A CN 201210127452A CN 102626544 A CN102626544 A CN 102626544A
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Abstract
The invention relates to a fire extinguisher, in particular to an efficient simple fire extinguisher, which comprises a cover (10), a safety pin (12), a pressing plate (13), a support seat (14), a nozzle, a sealed cup (16), a tank body (17) and a bag body assembly (18). Compressed air is filled in the tank body (17), and the sealed cup (16) is installed on an opening of the tank body (17). An atomizer (15) is connected on the sealed cup (16) in a complete sealing mode. A liquid fire extinguishing agent packaging bag is connected below the sealed cup (16) in a complete sealing mode. The atomizer (15) of the efficient simple fire extinguisher has the advantages of being far in firing range and wide in jet range. The bag body assembly (18) comprises a bag (183), and pull grain is processed on the inner surface of the bag so that the fire extinguisher can jet in any state within 360 degrees, bonding of the inner surface is avoided during a usage process of the bag (183), and a fire extinguishing agent can be utilized with the largest efficiency.
Description
Technical field
The present invention relates to fire extinguisher, in particular to a kind of high-efficient simple formula fire extinguisher.
Background technology
China is annual because of the fire event frequency life that takes place frequently that causes casualties, thereby has also brought enormous economic loss.The Fire-Fighting Bureau under the Ministry of Public Security announces national fire condition in 2011 a few days ago.2011, be informed of a case altogether 125402 of fire of the whole nation, dead 1106 people; Injured 572 people, 18.8 hundred million yuan of direct property loss were compared with 2010; Fire number descends 5.4%, and death toll descends 8.2%, and number of injured people descends 8.3%; Loss descends 4.1%, above, the especially big malignant fire accident of direct property loss more than 100,000,000 yuan of once dead 30 people of generation.Wherein, the festive occasion fire that causes of setting off fireworks increases, and little place fire such as construction site, agricultural avocation production and rental house, " three-in-one ", individual workship, small shop are more, and electricity consumption still accounts for larger specific gravity with the fire that fire causes.For this reason, the effect of fire extinguisher will be called the problem of concern.
Fire extinguisher commonly used at present divides three kinds.First kind is gas fire extinguisher.Gas fire extinguisher divides two kinds again, and the one, be the fire extinguisher of base-material with alkyl halide (breathing out dragon), 1211,1301 fire extinguishers of promptly often saying; The 2nd, carbon dioxide extinguisher.Second kind is dry powder extinguisher.Divide BC dry powder and ABC dry powder extinguisher again.The third is a water-type extinguisher.Mainly contain highly effective flame-retardant water system fire extinguisher in China.
The advantage of haloalkane fire extinguisher is that good extinguishing effect, the scope of application are extensive, cleaning leaves no trace when putting out a fire.China's alkyl halide is used and is got into the period of full bloom during the eighties.But limited by international convention owing to alkyl halide heavy damage atmospheric ozone layer.
Carbon dioxide is to put out a fire through reducing comburant oxygen concentration on every side.Carbon dioxide does not contain the consume material that damages the ozone layer, and leaves no trace after the fire extinguishing, has electrical insulating property, but low temperature uses.Be specially adapted to not allow after the fire extinguishings such as historical relic, document information in the place of any secondary pollution and vestige and use.Carbon dioxide is a kind of moderately toxic gas., the aerial concentration of carbon dioxide can cause expiratory dyspnea, vomiting, stolidity when reaching 7-9%; When concentration reached 10%, the people stopped one minute in this environment, promptly can lose consciousness.And actual local concentration when using the carbon dioxide extinguisher fire extinguishing substantially exceeds this concentration, causes the Personal Risk easily.
Dry powder extinguisher only considers that standard and standard are good fire products.But conscientiously study the actual conditions of scene of fire, use dry powder extinguisher (comprising ABC dry powder) conclusion more harm than good in view of the suffocative dust pollution of dry powder extinguisher, sequelae that jet length is near and serious can draw.
The efficient flame-retarding agent that fills in the highly effective flame-retardant water system fire extinguisher is the efficient and environment-friendly type extinguishing chemical by Ministry of Public Security's fire science Research Institute, concrete environment protection clean; Anti-resume combustion ability, moderate cost; Jet length is far away, extinguishing grade is high; Charged fire can go out; Be valid up to 3 years, and need not the annual medicament of changing.
But it is not high to the utilization rate of extinguishing chemical that highly effective flame-retardant water system fire extinguisher of the prior art exists, the problem that spray regime is narrow.
For example the patent No. is 200620151812.7 two-component packaging plain type fire extinguisher; Though the air in liquid extinguisher and the tank body is separated; Liquid extinguisher is stored in the metastable packaging bag of chemical property; This fire extinguisher can be inverted injection when spraying, can 360 ° of free positions spray, but thereby it is bonded together easily at the inner membrance of extinguishing chemical use amount packaging bag more after a little while and has hindered extruding of extinguishing chemical; In addition, it is narrow that the nozzle exit of this fire extinguisher is provided with the scope that cross and suction hole spray.
Summary of the invention
The present inventor is to the defective of above-mentioned conventional art, through the effective solution of the special proposition of the application.
The objective of the invention is to, a kind of high-efficient simple formula fire extinguisher is dedicated to generation, and the power that in accordance with the law patents.Can overcome above-mentioned deficiency of the prior art according to high-efficient simple formula fire extinguisher of the present invention, increase work efficiency, extinguishing chemical can obtain the utilization of maximal efficiency.
In order to realize the foregoing invention purpose; The present invention provides a kind of high-efficient simple formula fire extinguisher; This fire extinguisher comprises lid, safety plug, pressing plate, supporting seat, shower nozzle, seals cup, tank body and bag assembly, is filled with compressed air in the said tank body, is equipped with on the tank body mouth and seals cup; Seal the shower nozzle that is tightly connected fully on the cup; Seal the liquid extinguisher bag assembly that is tightly connected fully under the cup; Pressing plate, it places shower nozzle top through supporting seat, and safety plug is installed on the pressing plate.
Preferably, be filled with compressed air in the said tank body, be equipped with on the tank body mouth and seal cup, seal the liquid extinguisher bag assembly that is tightly connected fully under the cup.Compressed air in liquid extinguisher and the tank body is separated, liquid extinguisher is stored in the metastable bag of chemical property, can keep liquid extinguisher long-term stability, prolonged service life of fire extinguisher, so this packing is referred to as two-component packaging.
Employing two-component packaging technology can guarantee that fire extinguisher in use can 360 ° of arbitrarily angled injections; In any time that fire extinguisher sprays fully, the electric current between nozzle and the earth and the earth and the fire extinguisher reaches the electric insulation effect of spraying current less than 0.5mA.
Preferably, the compressed air in said liquid extinguisher and the tank body is separated, and has avoided the corrosion of extinguishing chemical to inner tank wall; Bag in the tank body is received uniform extruding force, and fire extinguisher in use extinguishing chemical can eject uniformly.
Preferably, said shower nozzle is an atomizer, and longer at the injecting time of the extinguishing chemical that identical weight is housed, spray regime is bigger.
Preferably, said atomizer links together through testing the mouth joint and testing the gonys seat.
Preferably, said atomizer is made up of nozzle, rotor and joint, and the rotor number is 4, is evenly distributed in the joint.
Preferably, have two helicla flutes on the said rotor, the lead angle of this rotor is 55 °-65 °.
Preferably, be processed with screw thread on the endoporus of said nozzle, the joint external diameter is processed with screw thread.After nozzle and joint spin together, rotor will liquid extinguisher promotion under rotation, thereby form vaporific extinguishing chemical.
Be extruded to the atomization chamber of shower nozzle inside when the liquid extinguisher of high pressure; Liquid is flowed through from the helicla flute of atomization chamber internal rotor; Make rotor produce rotation at a high speed, make the spray-hole of liquid bottom atomization chamber produce atomizing effect when penetrating, the liquid of atomizing can be bonded on the object that is burnt; And then reaching fire-retardant effect, atomized liquid has the good insulation effect simultaneously.
Preferably, adopt matched in clearance between said nozzle and the joint, and the screw thread place of screwing scribbles fluid sealant.Adopting matched in clearance to guarantee to be connected between nozzle and the joint not can tension and damage, and also can liquid extinguisher spilt because crossing loose.
Preferably, said sealing is equipped with valve rod, sealing gasket, sealing ring and spring in the cup, and spring mounts elastically, and has the cruciformity slotted eye in this spring base.
Preferably, the valve rod lower end is the cross axis body, and the cross axis body matches with the interior cruciformity slotted eye of spring base; Stem lower portion has a circular hole near the cross frame end.
When the safety plug on the pressing plate was pulled out, spring was the restore nature state, spring in the process of bounce-back with valve rod jack-up, thereby make the cross axis body of valve rod break away from the cross slotted eye in the spring base.Get into air in the slotted eye of spring base, will produce pressure differential in the bag.Compressed air extruding bag in the tank body, thus the liquid extinguisher in the bag is expressed in the shower nozzle along siphon pipe.
When fire extinguisher quits work, by lower platen the cross axis body in the valve rod is pressed in the cruciformity slotted eye in the spring base, safety plug is inserted in the insurance pin-and-hole on the pressing plate, liquid extinguisher will can not be extruded from bag like this.
Preferably, said bag assembly is made up of bag mouth, siphon pipe and bag, and the siphon pipe middle part has an one-sided circular hole.This hole has guaranteed that liquid extinguisher constantly is extruded, and will make jet length far away.
Preferably, adopt the compressed air in liquid extinguisher and the tank body to be separated, bag is medical blood bag.Fire extinguisher can 360 ° of free positions spray.
Preferably, said bag is medical blood bag, and material is PVC, and inner surface is processed with vertical striped equably.Adopt medical blood bag, material is PVC, and medical blood bag has good flexibility, cold resistance, can not harden under-40 ℃ the environment in temperature; Inner face be processed with equably vertical striped for fear of when liquid fire extinguishing dosage is less the bag inner face be bonded together, thereby maximum utilize liquid extinguisher.
Preferably, bonding between said bag and the siphon pipe through high frequency heat seal.
Description of drawings
To combine accompanying drawing that specific embodiment of the present invention is described in detail below, wherein:
Shown in Figure 1 is structural representation according to a preferred embodiment of high-efficient simple formula fire extinguisher of the present invention;
Fig. 2 is the structural representation of the safety plug among the embodiment of high-efficient simple formula fire extinguisher of the present invention shown in Figure 1;
Fig. 3 is the structural representation of bag assembly among the embodiment of high-efficient simple formula fire extinguisher of the present invention shown in Figure 1;
Fig. 4 is the enlarged drawing of bag among the embodiment of high-efficient simple formula fire extinguisher of the present invention shown in Figure 3;
Fig. 5 is the structure chart of bag mouth among the embodiment of high-efficient simple formula fire extinguisher of the present invention shown in Figure 3;
Fig. 6 is for sealing the half sectional view of cup among the embodiment of high-efficient simple formula fire extinguisher of the present invention shown in Figure 1;
Fig. 7 is the be hit by a bullet structure chart of spring abutment of the embodiment of high-efficient simple formula fire extinguisher of the present invention shown in Figure 6;
Fig. 8 is the front view of valve rod among the embodiment of high-efficient simple formula fire extinguisher of the present invention shown in Figure 6;
Fig. 9 is the side view of valve rod among the embodiment of high-efficient simple formula fire extinguisher of the present invention shown in Figure 6;
Figure 10 is the cutaway view of sealing ring among the embodiment of high-efficient simple formula fire extinguisher of the present invention shown in Figure 6;
Figure 11 seals a glass outer casing construction drawing among the embodiment of high-efficient simple formula fire extinguisher of the present invention shown in Figure 6;
Figure 12 tests gonys seat cutaway view among the embodiment of high-efficient simple formula fire extinguisher of the present invention shown in Figure 1;
Figure 13 tests mouth joint cutaway view among the embodiment of high-efficient simple formula fire extinguisher of the present invention shown in Figure 1;
Figure 14 is the cutaway view of nozzle structure among the embodiment of high-efficient simple formula fire extinguisher of the present invention shown in Figure 1;
Figure 15 is the front view of the embodiment rotor of high-efficient simple formula fire extinguisher of the present invention shown in Figure 14;
Figure 16 is the side view of the embodiment rotor of high-efficient simple formula fire extinguisher of the present invention shown in Figure 14.
Mark explanation among the figure: lid 10, safety plug 12, pressing plate 13, supporting seat 14, atomizer 15, nozzle 151; Rotor 152, joint 153 seals cup 16, valve rod 161, shell 162, sealing gasket 163; Sealing ring 164, spring 165, spring base 166, tank body 17, bag assembly 18; Bag mouth 181, siphon pipe 182, bag 183 is tested gonys seat 20, tests mouth joint 21.
The specific embodiment
For making the object of the invention, technical scheme and advantage clearer, will combine accompanying drawing that embodiment of the present invention is done further to describe in detail below.
Consult Fig. 1, it shows the structural representation according to the high-efficient simple formula fire extinguisher of invention.This fire extinguisher by lid 10, safety plug 12, pressing plate 13, supporting seat 14, shower nozzle, seal cup 16, tank body 17, bag assembly 18 are formed.Be filled with compressed air in the said tank body 17, be equipped with on 17 mouthfuls of the tank bodies and seal cup 16; The said atomizer 15 that is tightly connected fully on the cup 16 that seals; The said 16 times liquid extinguisher bag assemblies 18 that are tightly connected fully of cup that seal.The atomizer 15 of this fire extinguisher has far firing range, the wide characteristics of spray regime; Bag assembly 18 comprises that an inner surface is processed with the bag 183 that draws line; So both guaranteed that this fire extinguisher can 360 ° outside free positions spray; And avoided bag 183 inner face generation in use bonding; Extinguishing chemical can the maximal efficiency utilization, surplus ratio≤8% of extinguishing chemical in the final bag 183 of experiment proof.
Be filled with compressed air in the tank body 17, liquid extinguisher fills in bag 183, so just the compressed air in liquid extinguisher and the tank body 17 is separated, so this packing is referred to as two-component packaging.
Why adopt two-component packaging technology, can guarantee that on the one hand fire extinguisher in use can 360 ° of arbitrarily angled injections; On the other hand, in any time that fire extinguisher sprays fully, the electric current between shower nozzle 15 and the earth and the earth and the fire extinguisher reaches the electric insulation effect of spraying current less than 0.5mA.
Like Fig. 2, Fig. 3 and shown in Figure 4, be filled with compressed air in the said tank body 17, be equipped with on 17 mouthfuls of the tank bodies and seal cup 16; Seal the shower nozzle 15 that is tightly connected fully on the cup 16; Seal 16 times liquid extinguisher bag assemblies 18 that are tightly connected fully of cup; Pressing plate 13, it places shower nozzle 15 tops through supporting seat 14, and safety plug 12 is installed on the pressing plate 13.
The bottom of safety plug 12 has fixture block, and fire extinguisher safety plug 12 in the process of carrying can not come off because of vibration voluntarily; Temperature for the serviceability temperature of 60 ℃ of-20 ℃ of ∽ under safety plug 12 tripping forces be not more than 20N.
Be filled with compressed air in the tank body 17, be equipped with on 17 mouthfuls of the tank bodies and seal cup 16, seal 16 times liquid extinguisher bag assemblies 18 that are tightly connected fully of cup.Compressed air in liquid extinguisher and the tank body 17 are separated, liquid extinguisher are stored in the metastable bag of chemical property, can keep liquid extinguisher long-term stability, prolonged service life of fire extinguisher.
Consult below shown in Fig. 6-11; When breaking out of fire, back out lid 10, the safety plug on the pressing plate 13 12 is extracted, spring 165 is with the restore nature state; Spring 165 in the process of bounce-back with valve rod 161 jack-up, thereby make the cross axis body of valve rod 161 break away from the cross slotted eye in the spring base 166.Get into air in the slotted eye of spring base 166, will produce pressure differential in the bag 183.Compressed air extruding bag 183 in the tank body 17, thus the liquid extinguisher in the bag 183 is expressed in the shower nozzle 15 along siphon pipe 182.
When fire extinguisher quits work, by lower platen 13 the cross axis body in the valve rod 161 is pressed in the cruciformity slotted eye in the spring base 166, in the insurance pin-and-hole on the safety plug 12 insertion pressing plates 13, liquid extinguisher will can not be extruded from bag like this.
Continue to consult Fig. 3 and shown in Figure 4, bag assembly 18 is made up of bag mouth 181, siphon pipe 182 and bag 183, and siphon pipe 182 middle parts have an one-sided circular hole.Bag 183 is medical blood bag, and material is PVC, and inner surface is processed with vertical striped equably.Bonding between bag 183 and the siphon pipe 182 through high frequency heat seal.
Next consult shown in Figure 12-15, atomizer 15 links together through testing mouth joint 21 and testing gonys seat 20.
Have two helicla flutes on the rotor 152, lead angle is 60 °.Certainly the number of degrees of spiral fluted width and lead angle can be set according to demand in practice, can water column be broken up, and the liquid of ejection is vaporific getting final product from shower nozzle 15.
Be extruded to the atomization chamber of shower nozzle 15 inside when the liquid extinguisher of high pressure; Liquid is flowed through from the helicla flute of atomization chamber internal rotor 152, makes rotor 152 produce rotation at a high speed, makes the spray-hole of liquid bottom atomization chamber produce atomizing effect when penetrating; The liquid of atomizing can be bonded on the object that is burnt; And then reaching fire-retardant effect, atomized liquid has the good insulation effect simultaneously, after experiment proves the atomization of liquid, has only 0.05mA at 36KV voltage 1M apart from the electric current of atomized liquid; And international standard is 0.5mA, so the grade of electric insulation is very high.
Be processed with screw thread on the endoporus of nozzle 151, joint 153 external diameters are processed with screw thread.After nozzle 151 and joint 153 spin together; Rotor 152 will liquid extinguisher promotion under the rotation; Liquid is flowed through from the helicla flute of atomization chamber internal rotor 152, makes rotor 152 produce rotation at a high speed, makes the spray-hole of liquid bottom atomization chamber produce atomizing when penetrating.
Be processed with screw thread on the endoporus of nozzle 151, joint 153 external diameters are processed with screw thread.Adopt matched in clearance between nozzle 151 and the joint 153, and the screw thread place of screwing scribbles fluid sealant.Adopting matched in clearance to guarantee to be connected between nozzle 151 and the joint 153 not can tension and damage, and also can liquid extinguisher spilt because mistake is loose.
Need to prove, comprise the combination in any between the each part mentioned above according to the category of the technical scheme of high-efficient simple formula fire extinguisher of the present invention.
Although illustrated and described embodiments of the invention; For those of ordinary skill in the art; Be appreciated that under the situation that does not break away from principle of the present invention and spirit and can carry out multiple variation, modification, replacement and modification that scope of the present invention is accompanying claims and be equal to and limit to these embodiment.
Claims (10)
1. high-efficient simple formula fire extinguisher; Comprise lid (10), safety plug (12), pressing plate (13), supporting seat (14), shower nozzle, seal cup (16), tank body (17) and bag assembly (18); Said tank body is filled with compressed air in (17), is equipped with on tank body (17) mouth and seals cup (16); Seal the shower nozzle that is tightly connected fully on the cup (16);
Seal the liquid extinguisher bag assembly (18) that is tightly connected fully under the cup (16);
Pressing plate (13), it places shower nozzle top through supporting seat (14), and safety plug (12) is installed on the pressing plate (13);
It is characterized in that said shower nozzle is an atomizer (15); Rotor (152) is housed in the atomizer (15); Bag assembly (18) comprises that an inner surface is processed with the bag (183) that draws line.
2. high-efficient simple formula fire extinguisher as claimed in claim 1 is characterized in that: atomizer (15) links together through testing mouth joint (21) and testing gonys seat (20).
3. like the high-efficient simple formula fire extinguisher of claim 1 or 2, it is characterized in that: atomizer (15) is made up of nozzle (151), rotor (152) and joint (153), and rotor (152) number is 4, is evenly distributed in the joint (153).
4. high-efficient simple formula fire extinguisher as claimed in claim 1 is characterized in that: have two helicla flutes on the rotor (152), lead angle is 60 °.
5. high-efficient simple formula fire extinguisher as claimed in claim 3 is characterized in that: have two helicla flutes on the rotor (152), lead angle is 60 °.
6. like the high-efficient simple formula fire extinguisher of claim 1 or 2, it is characterized in that: be processed with screw thread on the endoporus of nozzle (151), joint (153) external diameter is processed with screw thread.
7. high-efficient simple formula fire extinguisher as claimed in claim 3 is characterized in that: be processed with screw thread on the endoporus of nozzle (151), joint (153) external diameter is processed with screw thread.
8. like each high-efficient simple formula fire extinguisher in claim 1 or 2 or 7, it is characterized in that: adopt matched in clearance between nozzle (151) and the joint (153), and the screw thread place of screwing scribbles fluid sealant.
9. high-efficient simple formula fire extinguisher as claimed in claim 3 is characterized in that: adopt matched in clearance between nozzle (151) and the joint (153), and the screw thread place of screwing scribbles fluid sealant.
10. high-efficient simple formula fire extinguisher as claimed in claim 6 is characterized in that: adopt matched in clearance between nozzle (151) and the joint (153), and the screw thread place of screwing scribbles fluid sealant.
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| CN201210127452.7A CN102626544B (en) | 2012-04-27 | 2012-04-27 | Efficient simple fire extinguisher |
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| CN103182155A (en) * | 2011-10-25 | 2013-07-03 | 基德科技公司 | Automatic fire extinguishing system with gaseous and dry powder fire suppression agents |
| CN105169583A (en) * | 2015-08-03 | 2015-12-23 | 兰州空间技术物理研究所 | Fire extinguisher suitable for microgravity environment |
| US9302128B2 (en) | 2011-10-25 | 2016-04-05 | Kidde Technologies, Inc. | Automatic fire extinguishing system with internal dip tube |
| US9308406B2 (en) | 2011-10-25 | 2016-04-12 | Kidde Technologies, Inc. | Automatic fire extinguishing system having outlet dimensions sized relative to propellant gas pressure |
| CN105797887A (en) * | 2016-05-27 | 2016-07-27 | 广州丹绮环保科技有限公司 | Atomizing nozzle and atomizing equipment comprising same |
| US9463341B2 (en) | 2011-10-25 | 2016-10-11 | Kidde Technologies, Inc. | N2/CO2 fire extinguishing system propellant gas mixture |
| CN110556720A (en) * | 2019-09-06 | 2019-12-10 | 成都理工智联科技有限公司 | Liftable weak current case and weak current well |
| CN111420329A (en) * | 2020-04-17 | 2020-07-17 | 富裕县额德建筑材料有限公司 | Fire extinguisher capable of quickly extinguishing fire |
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Inventor after: Zhai Shaokang Inventor after: Yang Yang Inventor after: Jia Xiange Inventor after: Jia Wanjin Inventor after: Zhu Fujun Inventor before: Yang Yang Inventor before: Jia Xiange Inventor before: Jia Wanjin Inventor before: Zhu Fujun |