CN103055454B - Throwing type carbon dioxide and dry powder bursting eruption fire extinguisher - Google Patents

Throwing type carbon dioxide and dry powder bursting eruption fire extinguisher Download PDF

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Publication number
CN103055454B
CN103055454B CN201310057995.0A CN201310057995A CN103055454B CN 103055454 B CN103055454 B CN 103055454B CN 201310057995 A CN201310057995 A CN 201310057995A CN 103055454 B CN103055454 B CN 103055454B
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China
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valve
carbon dioxide
quick
dry powder
movement
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Expired - Fee Related
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CN201310057995.0A
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Chinese (zh)
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CN103055454A (en
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晏子俊
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Hunan Jinding Fire Control Equipment Co ltd
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Individual
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Abstract

The invention relates to a throwing type carbon dioxide and dry powder bursting eruption fire extinguisher. The fire extinguisher comprises a dry powder extinguishing agent container and a sealing member of a blast hole (13), wherein the dry powder extinguishing agent container is used for containing a dry powder extinguishing agent; the blast hole (13) is formed in the wall of the container; the dry powder extinguishing agent container is connected with a carbon dioxide container for containing liquid carbon dioxide through a pressure-limiting valve; the pressure-limiting valve is ejected by carbon dioxide after the liquid carbon dioxide is evaporated due to heating and a pressure in the carbon dioxide container reaches a pressure-limiting valve opening value, so that carbon dioxide enters the dry powder extinguishing agent container; the sealing member is ejected by a mixture of carbon dioxide and dry powder extinguishing agent after carbon dioxide enters the dry powder extinguishing agent container and the pressure in the dry powder extinguishing agent container reaches a bursting eruption value, so that the mixture is erupted from the blast hole (13). Fire is extinguished by bursting eruption of the mixture of carbon dioxide and dry powder extinguishing agent in a throwing manner, and the fire extinguisher can be repeatedly used without causing a secondary disaster.

Description

The quick-fried spray fire extingusher of a kind of throwing type carbon dioxide dry powder
Technical field
The present invention relates to a kind of fire extinguisher, specifically a kind of throwing type fire annihilator.
Background technology
The quick-fried spray fire extingusher of existing dry powder is generally portable injecting type, needs operator's hand extinguisher near burning things which may cause a fire disaster operation at fire fighting scene.Therefore, cannot be near the burning things which may cause a fire disaster in the situation that, or under enclosed environment, use existing dry powder extinguisher to bring threat to firefighter's safety.
Also has a kind of explosion type fire extinguisher of throwing, fire extinguisher can be thrown in the scene of a fire, fire extinguisher is subject to thermal explosion, extinguishing chemical sheds and realizes fire extinguishing, although can solve the above-mentioned defect that cannot put out a fire near burning things which may cause a fire disaster, fire extinguisher is scraped cannot be recycled, cause use cost too high, and blast can bring uncontrollable secondary disaster, such as wound or blast to death personnel in the scene of a fire, blow up property etc. in the scene of a fire.
Summary of the invention
Technical problem to be solved by this invention is, provide a kind of throwing type carbon dioxide dry powder quick-fried spray fire extingusher, utilize the quick-fried spray fire extinguishing of mixture of carbon dioxide and powder extinguishing agent, and fire extinguisher can reuse, do not produce secondary disaster, to overcome the defect of existing fire extinguisher.
In order to solve this technical problem, the present invention by the following technical solutions:
The quick-fried spray fire extingusher of a kind of throwing type carbon dioxide dry powder, it is characterized in that: comprise the dry-chemical fire extinguishing agent container that offers quick-fried spray orifice on powder extinguishing agent and chamber wall for containing, described dry-chemical fire extinguishing agent container is connected with the CO 2 vessels for containing liquid carbon dioxide by pressure limiting valve, and described pressure limiting valve can be backed down and make carbon dioxide enter into dry-chemical fire extinguishing agent container by carbon dioxide when CO 2 vessels internal pressure reaches pressure limiting valve unlatching value after described liquid carbon dioxide is heated vaporization; Also comprise the closure member of described quick-fried spray orifice, described closure member is backed down described mixture is sprayed from quick-fried spray orifice by the mixture of carbon dioxide and powder extinguishing agent when powder extinguishing agent container inner pressure reaches quick-fried spray value after carbon dioxide enters into dry-chemical fire extinguishing agent container.
Dry-chemical fire extinguishing agent container is dry powder storage tank, and this dry powder storage tank comprises the end cap at barrel and two ends, barrel left and right; The outer end of the first guide pipe in dry powder storage tank central axis position outwards passes from a side end cap, and traversing through end is connected with valve rod wheel by nut, and described valve rod wheel is connected with the valve rod that is positioned at the first guide pipe; The outer end of the second guide pipe in dry powder storage tank central axis position is connected with the four-way that is positioned at opposite side end cap outside; Described pressure limiting valve is arranged between the first guide pipe and the second guide pipe, described pressure limiting valve is provided with valve pocket, for pressure limiting sheet and two valve openings that communicate with valve pocket respectively of shutoff valve pocket, the inner of the second guide pipe is connected with one of them valve opening, and the inner of the first guide pipe penetrates in valve pocket for shutoff the second guide pipe by another valve opening; Described four-way is connected with described CO 2 vessels.
Described closure member is two movements of valve that are arranged on respectively on the first guide pipe and the second guide pipe; Described quick-fried spray orifice is opened on barrel, the outer circumference surface of described movement of valve seals quick-fried spray orifice from inner side, and being respectively arranged with the stopping means that moving-limiting valve slides in the inside and outside both sides of described movement of valve, the dry powder tank inside space between the movement of valve of two of left and right is powder extinguishing agent storage area.
Also comprise and be fixedly mounted on end cap and outer end is uncovered, the axial quick-fried jet pipe of inner sealing; On described movement of valve, offer the axially extending bore passing for described axial quick-fried jet pipe; On the tube wall of axial quick-fried jet pipe, also offer relief hole, relief hole is positioned at the outside of the initial position of movement of valve.
The stopping means in movement of valve outside is arranged on the outside of movement of valve, is enclosed within the baffle ring contacting on guide pipe and with movement of valve tightly.
The stopping means sliding for moving-limiting valve that movement of valve inner side arranges is following form: there is respectively one section of movement of valve trip segment the left and right sides of barrel, the inner diameter of movement of valve trip segment is greater than other position inner diameter of barrel, transition position between other position inwall of movement of valve trip segment and barrel is ring-shaped step, described quick-fried spray orifice is opened on the barrel of movement of valve trip segment, the outer circumference surface of described movement of valve seals quick-fried spray orifice from inner side, and the medial surface of movement of valve leans against on described ring-shaped step.
Described four-way is also connected with the check valve for being filled with liquid carbon dioxide.
Described four-way is also connected with Pressure gauge.
Described CO 2 vessels is to be surrounded on the coil pipe being connected outside described barrel and with four-way.
Good effect of the present invention is:
The first, after this fire extinguisher is thrown in the scene of a fire, liquid carbon dioxide in CO 2 vessels (such as coil pipe) is heated and vaporizes rapidly, volume significantly expands and produces high pressure by the bursting of pressure limiting sheet, carbon dioxide enters powder extinguishing agent space and mixes with powder extinguishing agent, quick-fried spray orifice is opened, the quick-fried spray of mixture of carbon dioxide and powder extinguishing agent and going out, reaches fire extinguishing object.Utilize dual fire extinguishing effect of carbon dioxide and powder extinguishing agent, and not blast in quick-fried spray process, secondary disaster do not produced.The second, by supplementing liquid carbon dioxide, powder extinguishing agent, change pressure limiting sheet, can reuse this fire extinguisher, reduced use cost.Three, under non-working condition, utilize the sealing process of valve rod the inner, liquid carbon dioxide cannot enter valve pocket, not pressure-bearing of pressure limiting sheet, even and CO 2 vessels is surprisingly heated, carbon dioxide wherein can not act on pressure limiting sheet yet and cause unexpected quick-fried spray, and product safety performance is better.Four, relief valve is built in dry-chemical fire extinguishing agent container, and compact conformation takes up room little.Five, in the scheme with axial quick-fried jet pipe, after this fire extinguisher is thrown in the scene of a fire, the mixture of carbon dioxide and powder extinguishing agent from fire extinguisher along two end axles to and the radially quick-fried spray in dry powder storage tank both sides and going out, there is better fire extinguishing effect.
Brief description of the drawings
Fig. 1 is structure and the operation principle schematic diagram of the embodiment of the present invention one.
Fig. 2 is structure and the operation principle schematic diagram of the embodiment of the present invention two.
Detailed description of the invention
The present invention includes the dry-chemical fire extinguishing agent container that offers blast hole 13 on powder extinguishing agent and chamber wall for containing, described dry-chemical fire extinguishing agent container is connected with the CO 2 vessels for containing liquid carbon dioxide by pressure limiting valve 11, and described pressure limiting valve 11 can be backed down and make carbon dioxide enter into dry-chemical fire extinguishing agent container by carbon dioxide when CO 2 vessels internal pressure reaches pressure limiting valve unlatching value after described liquid carbon dioxide is heated vaporization; Also comprise the closure member of described blast hole 13, described closure member is backed down and makes described mixture from blast hole 13 ejections by the mixture of carbon dioxide and powder extinguishing agent when powder extinguishing agent container inner pressure reaches quick-fried spray value after carbon dioxide enters into dry-chemical fire extinguishing agent container.
Below in conjunction with drawings and Examples, the invention will be further described.
Embodiment mono-
As shown in Figure 1, the present embodiment comprises the dry powder storage tank as the tubular of dry-chemical fire extinguishing agent container, and this dry powder storage tank is made up of barrel 6 and the end cap 3 that is individually fixed in barrel 6 two ends, left and right.Also comprise the first guide pipe 8 and the second guide pipe 19 in dry powder storage tank central axis position, wherein the outer end of the first guide pipe 8 outwards passes from an end cap 3, traversing through end is connected with valve rod wheel 1 by nut 2, and described valve rod wheel 1 is connected with the valve rod 7 that is positioned at the first guide pipe 8.The outer end of the second guide pipe 19 is connected with the four-way 15 that is positioned at another end cap 3 outsides.Between the first guide pipe 8 and the second guide pipe 19, described pressure limiting valve 11 is installed, described pressure limiting valve 11 is provided with valve pocket, for the pressure limiting sheet 10 of shutoff valve pocket, for hold-down nut 9 and two of the left and right valve opening communicating with valve pocket respectively of fastening pressure limiting sheet 10, the inner of the second guide pipe 19 is positioned at one of them valve opening, and the inner of the first guide pipe 8 penetrates in valve pocket by another valve opening.Under the state not using at the quick-fried spray fire extingusher of throwing type carbon dioxide dry powder of the present invention, the inner of the first guide pipe 8 withstands on the inner port place of the second guide pipe 19 by sealing ring, make to seal between the second guide pipe 19 and described valve pocket, under use state, before dropping into the scene of a fire, screw described valve rod wheel 1, the first guide pipe 8 and produce axially outer moving, make conducting between the second guide pipe 19 and described valve pocket.
On the first guide pipe 8 and the second guide pipe 19, be separately installed with a movement of valve 5.On barrel 6, offer quick-fried spray orifice 13, the outer circumference surface of described movement of valve 5 seals quick-fried spray orifice 13 from inner side, and be respectively arranged with in the inside and outside both sides of described movement of valve 5 stopping means that moving-limiting valve 5 slides, in the time that fire extinguisher uses, movement of valve 5 is mobile laterally outwards promotes the stopping means in outside wherein, and movement of valve 5 is mobile to open quick-fried spray orifice 13 laterally.Dry powder tank inside space between two movements of valve 5 in left and right is for storing the powder extinguishing agent as extinguish material.
The stopping means in movement of valve 5 outsides can be arranged on the outside of movement of valve 5, be enclosed within the baffle ring 4 contacting on guide pipe and with movement of valve 5 tightly, as Fig. 1.The stopping means in this outside can also be the push rod being connected with end cap 3, and the outer end of described push rod is connected with end cap 3 medial surfaces, and the inner of push rod is connected with movement of valve 5.
The stopping means sliding for moving-limiting valve 5 that movement of valve 5 inner sides arrange, can be following form: there is respectively one section of movement of valve trip segment the left and right sides of barrel 6, the inner diameter of movement of valve trip segment is greater than other position inner diameter of barrel, transition position between other position inwall of movement of valve trip segment and barrel is ring-shaped step, described quick-fried spray orifice 13 is opened on the barrel of movement of valve trip segment, the outer circumference surface of described movement of valve 5 seals quick-fried spray orifice 13 from inner side, and the medial surface of movement of valve 5 leans against on described ring-shaped step, as Fig. 1.The stopping means sliding for moving-limiting valve 5 that movement of valve 5 inner sides arrange can also be the spacer pin that root and barrel 6 inwalls fixed and leaned against movement of valve 5 medial surfaces, can be also the spacer pin that root and guide pipe fixed and leaned against movement of valve 5 medial surfaces.
Described four-way 15 is connected with described CO 2 vessels, and in the present embodiment, CO 2 vessels is the coil pipe 12 being surrounded on outside described barrel 6.A port of described coil pipe 12 is connected with four-way 15 by loose joint 16.
Described four-way 15 is also connected with respectively check valve 17 for being filled with liquid carbon dioxide and the Pressure gauge 14 for display system pressure.Wherein check valve 17 is connected with becket 18.Utilize becket 18 whole device can be hung up, need to be filled with liquid carbon dioxide time, unload becket 18.
Use time of the present invention, first screw described valve rod wheel 1, make conducting between the second guide pipe 19, coil pipe 12 and described valve pocket, liquid carbon dioxide enters valve pocket.Then fire extinguisher is thrown in the scene of a fire.Liquid carbon dioxide in coil pipe 19 is heated and vaporizes rapidly, volumetric expansion produces high pressure by 10 burstings of pressure limiting sheet, carbon dioxide enters powder extinguishing agent space and mixes with powder extinguishing agent, both sides promote movement of valve 5 to the left and right, movement of valve 5 is pushed its outside stopping means open, quick-fried spray orifice 13 is opened, and the quick-fried spray of mixture of carbon dioxide and powder extinguishing agent and going out reaches fire extinguishing object.
Embodiment bis-
As Fig. 2, the present embodiment, on the basis of embodiment mono-, has increased axial quick-fried jet pipe 21.Described axial quick-fried jet pipe 21 is fixedly mounted on end cap 3 and outer end is uncovered, inner sealing.On described movement of valve 5, offer the axially extending bore passing for described axial quick-fried jet pipe 21, axial quick-fried jet pipe 21 and it through axially extending bore be provided with sealing ring.On the tube wall of axial quick-fried jet pipe 21, also offer relief hole 20, relief hole 20 is positioned at the outside of the initial position (position under fire extinguisher non-working condition) of movement of valve 5.
Use time of the present invention, first screw described valve rod wheel 1, make conducting between the second guide pipe 19, coil pipe 12 and described valve pocket, liquid carbon dioxide enters valve pocket.Then fire extinguisher is thrown in the scene of a fire.Liquid carbon dioxide in coil pipe 19 is heated and vaporizes rapidly, volumetric expansion produces high pressure by 10 burstings of pressure limiting sheet, and carbon dioxide enters powder extinguishing agent space and mixes with powder extinguishing agent, and both sides promote movement of valve 5 to the left and right, movement of valve 5 is pushed its outside stopping means open, and quick-fried spray orifice 13 is opened.In addition, due to movement of valve 5 axially outer move make relief hole 20 enter the inner side of movement of valve 5 and with the conducting of powder extinguishing agent space, axial quick-fried jet pipe 21 is opened.The mixture of carbon dioxide and powder extinguishing agent, respectively from quick-fried spray orifice 13 and the 21 uncovered quick-fried sprays in outer end of axial quick-fried jet pipe and go out, reaches fire extinguishing object.

Claims (9)

1. the quick-fried spray fire extingusher of throwing type carbon dioxide dry powder, it is characterized in that: comprise the dry-chemical fire extinguishing agent container that offers quick-fried spray orifice (13) on powder extinguishing agent and chamber wall for containing, described dry-chemical fire extinguishing agent container is connected with the CO 2 vessels for containing liquid carbon dioxide by pressure limiting valve (11), and described pressure limiting valve (11) can be backed down and make carbon dioxide enter into dry-chemical fire extinguishing agent container by carbon dioxide when CO 2 vessels internal pressure reaches pressure limiting valve unlatching value after described liquid carbon dioxide is heated vaporization; Also comprise the closure member of described quick-fried spray orifice (13), described closure member is backed down described mixture is sprayed from quick-fried spray orifice (13) by the mixture of carbon dioxide and powder extinguishing agent when powder extinguishing agent container inner pressure reaches quick-fried spray value after carbon dioxide enters into dry-chemical fire extinguishing agent container.
2. the quick-fried spray fire extingusher of throwing type carbon dioxide dry powder as claimed in claim 1, is characterized in that: dry-chemical fire extinguishing agent container is dry powder storage tank, this dry powder storage tank comprises the end cap (3) at barrel (6) and barrel (6) two ends, left and right; The outer end of the first guide pipe (8) in dry powder storage tank central axis position outwards passes from a side end cap (3), traversing through end is connected with valve rod wheel (1) by nut (2), and described valve rod wheel (1) is connected with the valve rod (7) that is positioned at the first guide pipe (8); The outer end of the second guide pipe (19) in dry powder storage tank central axis position is connected with the four-way (15) that is positioned at opposite side end cap (3) outside; Described pressure limiting valve (11) is arranged between the first guide pipe (8) and the second guide pipe (19), described pressure limiting valve (11) is provided with valve pocket, for pressure limiting sheet (10) and two valve openings that communicate with valve pocket respectively of shutoff valve pocket, the inner of the second guide pipe (19) is connected with one of them valve opening, and the inner of the first guide pipe (8) penetrates in valve pocket for shutoff the second guide pipe (19) by another valve opening; Described four-way (15) is connected with described CO 2 vessels.
3. the quick-fried spray fire extingusher of throwing type carbon dioxide dry powder as claimed in claim 2, is characterized in that: described closure member is for being arranged on respectively two movements of valve (5) on the first guide pipe (8) and the second guide pipe (19); Described quick-fried spray orifice (13) is opened on barrel (6), the outer circumference surface of described movement of valve (5) seals quick-fried spray orifice (13) from inner side, and being respectively arranged with the stopping means that moving-limiting valve (5) slides in the inside and outside both sides of described movement of valve (5), the dry powder tank inside space between two movements of valve in left and right (5) is powder extinguishing agent storage area.
4. the quick-fried spray fire extingusher of throwing type carbon dioxide dry powder as claimed in claim 3, is characterized in that: also comprise and be fixedly mounted on the axial quick-fried jet pipe (21) that end cap (3) is upper and outer end is uncovered, the inner is sealed; On described movement of valve (5), offer the axially extending bore passing for described axial quick-fried jet pipe (21); On the tube wall of axial quick-fried jet pipe (21), also offer relief hole (20), relief hole (20) is positioned at the outside of the initial position of movement of valve (5).
5. the quick-fried spray fire extingusher of throwing type carbon dioxide dry powder as claimed in claim 3, is characterized in that: the stopping means in movement of valve (5) outside is arranged on the outside of movement of valve (5), is enclosed within the baffle ring (4) contacting on guide pipe and with movement of valve (5) tightly.
6. the quick-fried spray fire extingusher of throwing type carbon dioxide dry powder as claimed in claim 3, it is characterized in that: the stopping means sliding for moving-limiting valve (5) that movement of valve (5) inner side arranges is following form: there is respectively one section of movement of valve trip segment the left and right sides of barrel (6), the inner diameter of movement of valve trip segment is greater than other position inner diameter of barrel, transition position between other position inwall of movement of valve trip segment and barrel is ring-shaped step, described quick-fried spray orifice (13) is opened on the barrel of movement of valve trip segment, the outer circumference surface of described movement of valve (5) seals quick-fried spray orifice (13) from inner side, and the medial surface of movement of valve (5) leans against on described ring-shaped step.
7. the quick-fried spray fire extingusher of throwing type carbon dioxide dry powder as described in claim 2 or 3 or 4 or 5 or 6, is characterized in that: described four-way (15) is also connected with the check valve (17) for being filled with liquid carbon dioxide.
8. the quick-fried spray fire extingusher of throwing type carbon dioxide dry powder as described in claim 2 or 3 or 4 or 5 or 6, is characterized in that: described four-way (15) is also connected with Pressure gauge (14).
9. the quick-fried spray fire extingusher of throwing type carbon dioxide dry powder as described in claim 2 or 3 or 4 or 5 or 6, is characterized in that: described CO 2 vessels is for being surrounded on the coil pipe (12) being connected outside described barrel (6) and with four-way (15).
CN201310057995.0A 2013-02-25 2013-02-25 Throwing type carbon dioxide and dry powder bursting eruption fire extinguisher Expired - Fee Related CN103055454B (en)

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Publication number Priority date Publication date Assignee Title
CN105169595B (en) * 2015-09-07 2016-07-06 苏州久港消防设备有限公司 A kind of fire extinguisher inner core with venting of dust explosion mouth
CN105169590B (en) * 2015-09-07 2016-07-06 苏州久港消防设备有限公司 A kind of Portable extinguisher with venting of dust explosion mouth
CN107537125A (en) * 2016-06-28 2018-01-05 江苏华燕船舶装备有限公司 For CO2The delay unit and its method of work of fire extinguisher system apparatus
CN107899160A (en) * 2017-11-15 2018-04-13 西安尚泰安全技术有限责任公司 Safe hand-held fire extinguisher
CN113663258A (en) * 2021-08-30 2021-11-19 孙福生 Throwing fire extinguisher

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Address after: 265400 Zhaoyuan, Shandong, spa Road, No. 111, No.

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