CN204469064U - Total flooding aerosol fire-extinguishing device - Google Patents
Total flooding aerosol fire-extinguishing device Download PDFInfo
- Publication number
- CN204469064U CN204469064U CN201520114812.9U CN201520114812U CN204469064U CN 204469064 U CN204469064 U CN 204469064U CN 201520114812 U CN201520114812 U CN 201520114812U CN 204469064 U CN204469064 U CN 204469064U
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- China
- Prior art keywords
- housing
- extinguishing device
- nozzle
- aerosol fire
- total flooding
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- Expired - Fee Related
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model relates to a kind of total flooding aerosol fire-extinguishing device, include the annular spaces injector that a coaxial cylindrical is fixing, a housing having a base insulating layer, one end is closed, the other end is equipped with the spray cap of band electric igniter, on spray cap, a circle is dispersed with spout eyelet equably, enclosure interior is equipped with gunpowder powder column, receiving belt can be formed under nozzle cover, it is characterized in that: nozzle cover protrudes, housing other end seal cover is closed, and one of them lid can break with housing, annular slot and the area between housing and injector and nozzle eyelet total area ratio should be not less than 15, and the inclination angle of nozzle bore axis oculi on dished cover and housing axle should in 5-20 degree scope.This device has ensured higher extinguishing property, safe and reliable.
Description
[technical field]
The utility model is under the jurisdiction of fire-fighting equipment technical field, to the device of containment objective vibration aerosol combustion inhibitor fire extinguishing when namely being burnt by pyrotechnic charge column.
[background technology]
Known Russia No 2201779 " total flooding aerosol fire-extinguishing device " patent (М П К A62C13/22 announces for 2003).This device comprises coaxial cooling cylinder and the shell with venthole closing cap, and housing, built with stick and igniter, makes a storage tube, and cooling stud is fixed on to be had in the housing of spray-hole, and the outlet eyelet of enclosing cover radially.The reason hindering this device to use is its extinguishing effect good not (75-100 gram/cubic metre), and aerosol jet length temperature declined slow and used plaster of Paris as the heat-barrier material of housing.
Priming petock gypsum solution in powder column previous dynasty is installed in housing, then in semi-liquid gypsum, extrudes powder column.Not solidified solution moisture content testing probably to suck in gunpowder powder column and the chemical composition rinsed out wherein.Result makes device or loses its extinguishing property, or cannot start completely.So just need to add certain thing protecting powder column to make moist, this is by the cost making complex manufacturing technology and add device.In addition, when temperature changes, due to more stiff after gypsum sclerosis, also exist and occur gap between gypsum and powder column and flare is scurried in gap, thus the hidden danger of the casing rupture causing device internal pressure to increase suddenly and bring.Therefore, aqueous solution gypsum is adopted can to reduce the unfailing performance of device.
Gypsum loses its firm performance and becomes crisp as time goes by.When present dynasty's device firmly impacts or vibrates, and during transformation temperature, crackle or cracked will appear in gypsum, the protection side of powder column side table is destroyed, thus causes the error starting of device.
Known Russia No 2140310 " total flooding aerosol fire-extinguishing device " (М П К A62C13/22, within 1999, announce). this device includes co-axially fixed ring-type cooling cylinder and the inner shell having thermal insulation layer, to be with the lid seal of igniter head, there is the outlet eyelet of arranged distribution, built-in gunpowder powder column, thermal insulation layer is made up of gypsum, and metal framework is positioned over below lid with gap, forms a storage tube.The reason hindering this device to use is its extinguishing effect good not (75-100 gram/cubic metre), and aerosol jet length temperature declined slow and used plaster of Paris as the heat-barrier material of housing.
[summary of the invention]
Task to be solved in the utility model is, develops a kind of device, and it can ensure along with aerosol jet is from the ejection of device injector, can reach higher extinguishing effect when jet temperature reduces.
For achieving the above object, design a kind of total flooding aerosol fire-extinguishing device, include the annular spaces injector that a coaxial cylindrical is fixing, a housing having a base insulating layer, one end is closed, the other end is equipped with the spray cap of band electric igniter, on spray cap, a circle is dispersed with spout eyelet equably, enclosure interior is equipped with gunpowder powder column, receiving belt can be formed under nozzle cover, it is characterized in that: nozzle cover protrudes, housing other end seal cover is closed, and one of them lid can break with housing, annular slot and the area between housing and injector and nozzle eyelet total area ratio should be not less than 15, and the inclination angle of nozzle bore axis oculi on dished cover and housing axle should in 5-20 degree scope.Lid projection has ensured the angle of inclination between nozzle bore axis oculi on dished cover and housing axle, can reduce the temperature of aerosol jet, when gradient be 5-20 spend time effect for best.
The ratio of powder column termination burning surface and the nozzle eyelet gross area should be enclosed at 50-9, has ensured and has reached best extinguishing effect (28 grams/cubic metre).
Spout is stamped protective film and covers spout, and the protection of the film of covering nozzles lid can the seal degree of ensuring equipment, and even handle assembly is positioned in water and still can keeps its service behaviour after a few hours.
Thermal insulation layer between powder column and housing uses cardboard cylinder.
Gunpowder powder column and reel form an entirety, and it can ensure following performance:
1 keeps reliable duty in gunpowder powder column combustion process, eliminates the possibility that powder column burns in both side surface;
The housing insulated wall that one good is had during 2 device work.
The 3 resistance to impact of this device, vibrations compared with device of the same type.
Device is configured with support equipment, is fixed on all kinds of table plane.
Injector is fixed on support by pillar.
This device can reach following technique effect in use:
1 ensures higher extinguishing property, and the ratio according to selecting certain ring-type to spray the lid nozzle eyelet gross area of perforation hole area and protrusion cools rapidly the aerosol jet temperature sprayed from injector.The protrusion degree of lid is the necessary condition of angular dimension between the aerosol jet axle that flows out, can stop mutually converging of jet.
The extinguishing property of 2 devices also depends on the ratio selecting certain gunpowder powder column burning area and the nozzle eyelet gross area;
3 rely on some architectural feature and adopt hardboard reel to substitute plaster of Paris also can improve device unfailing performance as thermal insulation layer.
[accompanying drawing explanation]
Fig. 1 is the profile of the utility model total flooding aerosol fire-extinguishing device,
Fig. 2 is the top view of the utility model total flooding aerosol fire-extinguishing device,
Description of symbols in figure
1 cylinder housing, 2 gunpowder powder columns, 3 cardboard cylinders, 4 nozzle lids, 5 round nozzle eyelets, 6 electric igniters, 7 cylinder injectors, 8 ring-types spray gap, 9 memory blocks, 10 closely knit lids, 11 anti-DNA releaxed circular DNAs, 12 springs, 13 dividing plates, 14 adjudicate two cases together vinyl films, 15 supports, 16 baffle plates.
[detailed description of the invention]
Now by reference to the accompanying drawings and embodiment the technical solution of the utility model is further elaborated, believe it is clearly for a person skilled in the art.
As shown in Figure 1-2, described device comprises cylinder housing 1, housing built with gunpowder powder column 2, cast with cardboard cylinder in 3, cardboard cylinder plays the effect of housing 1 internal partition thermosphere.Nozzle lid 4 capping of one end protrusion of housing 1, lid has round nozzle eyelet 5.Nozzle lid 4 is installed by electric igniter 6.Housing 1 and cylinder injector 7 are fixed formation one ring-type with between centers and are sprayed gap 8.Memory block 9 is formed for ensureing that burning medicine component is from the balance before device ejection between the lid 4 protruded and gunpowder powder column 2 burning surface.The lid 4 protruded can be made into and be separated with housing 1, such as, be threaded in connection layout and mark.The other end of housing 1 seals with closely knit lid 10, and it also can be made into and is separated with housing 1, as shown in Figure 1.Install lid 10 can by with anti-DNA releaxed circular DNA 11 and spring 12, spring self is tensioned to one end of cardboard tube by dividing plate 13.The eyelet protruded on lid 4 in order to sealing device inside can be pasted with adjudicate two cases together vinyl film (14).With support 15, device is fixed on any plane surface, then with the fixing upper injector 7 of baffle plate 16.
Total flooding aerosol fire-extinguishing device is in the following manner:
When finding breaking out of fire in guard space, in order to the electric igniter 6 of opening device provides enabling signal.The gunpowder powder column 2 that electric igniter 6 starts in back casing 1 is ignited, and it starts to burn along termination equably.The aerosol formed in gunpowder powder column 2 combustion process to be distributed in equably in storage area 9 and intensively with high strength to spray to dished cover 4 from round nozzle eyelet 5, break through protective device start before sealing property, the polyvinyl chloride film 14 that prevents gunpowder powder column 2 from making moist.The cardboard cylinder 3 that gunpowder powder column 2 is housed prevents housing 1 wall portion to be subject to high temperature, also makes gunpowder powder column 2 both sides load onto plate armour, with the necessary progress of work of ensuring equipment simultaneously.Aerosol enters cylinder injector 7 from the ejection of nozzle eyelet, and this injector sucks a large amount of air through ring-type injection eyelet 8 from surrounding and mixes mutually with the aerosol jet poured in, and lowers the temperature rapidly.Dished cover 4 ensured from nozzle eyelet 5 spray aerosol jet axle between angle, to suppress converging between jet.This makes every bar aerosol jet lower the temperature separately.Aerosol after cooling is distributed in guard space equably, thus rapidly, reliably by fire suppression in space on fire.Adopt anti-DNA releaxed circular DNA 11, spring 12 and dividing plate 13, for secure dense seal closure 10 and the gunpowder powder column 2 be poured in housing 1 li of cardboard cylinder, make the installation process of device more meet technological requirement.Injector 7 is fixed on through baffle plate 16 manufacturability that support 15 too increases device installation.
The test of measurement mechanism extinguishing property and aerosol jet temperature is carried out according to GB Г О С Т Р 53284-2009.1..Measuring tempeature uses К Т Х К 02.01-С 10-И-1.5-320/500. thermoelectricity cable converter.
Table 1 product experimental configuration parameter
Table 2 device experimental result
There is not aerosol jet when increase ring-type injection gap area and jet total area ratio are more than 15 and cool the phenomenon that improves.
According to the sample experimental result that Russian № 2140310 (М П К А 62 С announces for 13/22,1999 years) Patent right requirement makes
Temperature=263 DEG C when aerosol jet is 0.2m
Temperature=127 DEG C when aerosol jet is 0.5m
Device extinguishing effect=78 gram/cubic metre.
Claims (7)
1. a total flooding aerosol fire-extinguishing device, include the annular spaces injector that a coaxial cylindrical is fixing, a housing having a base insulating layer, one end is closed, the other end is equipped with the spray cap of band electric igniter, on spray cap, a circle is dispersed with spout eyelet equably, enclosure interior is equipped with gunpowder powder column, receiving belt can be formed under nozzle cover, it is characterized in that: nozzle cover protrudes, housing other end seal cover is closed, and one of them lid can break with housing, annular slot and the area between housing and injector and nozzle eyelet total area ratio should be not less than 15, and the inclination angle of nozzle bore axis oculi on dished cover and housing axle should in 5-20 degree scope.
2. a kind of total flooding aerosol fire-extinguishing device according to claim 1, is characterized in that: the ratio of gunpowder powder column termination burning surface and the nozzle eyelet gross area should be enclosed at 50-9.
3. a kind of total flooding aerosol fire-extinguishing device according to claim 1, is characterized in that: spout is stamped protective film and covers spout.
4. a kind of total flooding aerosol fire-extinguishing device according to claim 1, is characterized in that: the thermal insulation layer between gunpowder powder column and housing uses cardboard cylinder.
5. a kind of total flooding aerosol fire-extinguishing device according to claim 1, is characterized in that: gunpowder powder column and reel form an entirety.
6. a kind of total flooding aerosol fire-extinguishing device according to claim 1, is characterized in that: device is configured with support equipment.
7. a kind of total flooding aerosol fire-extinguishing device according to claim 1, is characterized in that: injector is fixed on support by pillar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520114812.9U CN204469064U (en) | 2015-02-16 | 2015-02-16 | Total flooding aerosol fire-extinguishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520114812.9U CN204469064U (en) | 2015-02-16 | 2015-02-16 | Total flooding aerosol fire-extinguishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204469064U true CN204469064U (en) | 2015-07-15 |
Family
ID=53624800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520114812.9U Expired - Fee Related CN204469064U (en) | 2015-02-16 | 2015-02-16 | Total flooding aerosol fire-extinguishing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204469064U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108607177A (en) * | 2018-07-05 | 2018-10-02 | 湖南安民科技有限责任公司 | portable aerosol fire extinguisher |
-
2015
- 2015-02-16 CN CN201520114812.9U patent/CN204469064U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108607177A (en) * | 2018-07-05 | 2018-10-02 | 湖南安民科技有限责任公司 | portable aerosol fire extinguisher |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150715 Termination date: 20180216 |