CN105148429B - A kind of wind-force froth fire extinguishing system - Google Patents

A kind of wind-force froth fire extinguishing system Download PDF

Info

Publication number
CN105148429B
CN105148429B CN201510456107.1A CN201510456107A CN105148429B CN 105148429 B CN105148429 B CN 105148429B CN 201510456107 A CN201510456107 A CN 201510456107A CN 105148429 B CN105148429 B CN 105148429B
Authority
CN
China
Prior art keywords
water
fire extinguishing
foam
fire
wind
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201510456107.1A
Other languages
Chinese (zh)
Other versions
CN105148429A (en
Inventor
余正兵
李再成
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chengdu Xu Hua Aolong Technology Co. Ltd.
Original Assignee
Chengdu Xu Hua Aolong Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chengdu Xu Hua Aolong Technology Co Ltd filed Critical Chengdu Xu Hua Aolong Technology Co Ltd
Priority to CN201510456107.1A priority Critical patent/CN105148429B/en
Publication of CN105148429A publication Critical patent/CN105148429A/en
Application granted granted Critical
Publication of CN105148429B publication Critical patent/CN105148429B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C5/00Making of fire-extinguishing materials immediately before use
    • A62C5/02Making of fire-extinguishing materials immediately before use of foam
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C31/00Delivery of fire-extinguishing material
    • A62C31/02Nozzles specially adapted for fire-extinguishing
    • A62C31/12Nozzles specially adapted for fire-extinguishing for delivering foam or atomised foam

Abstract

The invention discloses a kind of wind-force froth fire extinguishing system.By spraying, supplying water, supplying and foam supply system forms, injection with supply water, supply and foam supply system connect, wherein supply water, supply be self-powered supply system, foam supply system by water system offer power pass through venturi negative voltage supply device provisioning foam mixing liquid;Spraying system is cylindrical hollow configuration, is independently disposed on backpack or dolly removable frame body, including fire extinguishing jet pipe, water, foam, air mixing device, each medium inlet.Injection power of the present invention using wind-force as fire extinguishing system, can be used for forest extinguishing, it may also be used for other a variety of fire extinguishing environment as air extinguishing device;Spraying system realizes being sufficiently mixed for extinguishing chemical and water, further foam and spray under the driving of power wind, jet length extends significantly, under the conditions of scene of a fire traffic relative difficulty, can give full play to light system, conveniently moving, the purpose for closely realizing big power fire extinguishing.

Description

A kind of wind-force froth fire extinguishing system
Technical field
The present invention relates to fire-fighting fire extinguishing utensil, and more particularly to one kind is firing-fighting medium including air, fire foam and water Multifunctional wind-driven froth fire extinguishing system.
Background technology
In air, froth fire extinguishing system, the abundant Degree of Accord Relation of gas-liquid mixed is sent out to the coefficient of foaming of fire foam Bubble multiple is the important indicator of system fire extinguishing effectiveness, and the jet length of the mixed liquor after foaming is system fire suppression applications ability Important performance indexes.
Existing fire extinguishing system includes fixed or portable fire extinguishing system, no matter fixed or portable fire extinguishing system master Will be using liquid pump as injection power, the fire foam jet length that it is formed is limited, and covering power is poor, is not suitable with more shapes now The fire extinguishing of state, the larger scene of a fire needs.
The content of the invention
The present invention discloses a kind of wind-force froth fire extinguishing system according to the deficiencies in the prior art.The problem to be solved in the present invention Being to provide one kind can be mixed water, fire foam, air three by corresponding proportion, injection high-expansion air foam extinguishing chemical, Multifunctional fire extinguishing system using wind-force as major impetus.
The present invention is achieved through the following technical solutions:
Wind-force froth fire extinguishing system, it is made up of spraying system, water system, air supply system and foam supply system, it is special Sign is:
The spraying system connects with water system, air supply system and foam supply system, wherein water system, supply system System be self-powered supply system, foam supply system by water system provide power pass through venturi negative voltage supply device supply Answer foam mixing liquid;
Spraying system is cylindrical hollow configuration, is independently disposed on backpack or dolly removable frame body, including:Before The fire extinguishing jet pipe at end, water, foam, the air mixing device at middle part, each medium inlet of rear end.
The spraying system includes:It is arranged at the air foam mixed liquor fire extinguishing jet pipe of front end;With mixed liquor fire extinguishing jet pipe Air intake in same axis, setting rear end;It is arranged at extinguishing chemical entry to mixed solution and the fire extinguishing of air intake axis centre Agent mixture export;It is arranged at mixed liquor fire extinguishing jet pipe and air intake joint portion, the water injection for being even spaced around arranging is oblique Mouthful, water injection angle axis is 17~30 degree with mixed liquor fire extinguishing jet pipe axis angle;Water sprays angle and mixed liquor sprayer for extinguishing fire Pipe connects with the ring-shaped liquid chamber of air intake joint portion outer wall, and ring-shaped liquid chamber has the water inlet that water system connects;Fire extinguishing Agent entry to mixed solution and venturi-type eductors outlet, venturi-type eductors suction inlet passing ratio regulating valve are supplied with foam System connectivity, bypass waterway is set to be connected with venturi negative pressure injector in the water inlet of ring-shaped liquid chamber.
The air supply system is arranged on backpack or dolly removable frame body, including two stroke gasoline engine and blowing Machine.
The foam supply system is arranged on backpack or dolly removable frame body, including the foam of sequential communication goes out Fiery developing agent storage case, check valve, ratio adjusting valve, venturi-type eductors suction inlet, venturi-type eductors entrance are set with water inlet Bypass waterway connects, and venturi-type eductors outlet connects with extinguishing chemical entry to mixed solution.
The water system includes fire fighting truck, post fire hydrant or/and hand lift water supplying pump device.
Above-mentioned water injection miter cut ring is around arrangement 6.
The extinguishing chemical entry to mixed solution be arranged in parallel with bypass waterway, bypass waterway be located at extinguishing chemical entry to mixed solution with Fire gun tube wall connecting portion.
The present invention could be arranged to a kind of portable wind-power spray froth fire extinguishing system.Including going out as bearing foam in backrest Fiery developing agent storage case, bypass venturi-type eductors, proportion adjustment valve, and the spraying system of hand-held control formula is connected, pass through outer confession Water source, as water tanker, post fire hydrant, hand lift water supplying pump, using rated pressure in 0.8mpa compressed airs.It can be achieved outer Air feed power is sprayed water and the injection switching of wind-force air foam, suitable for all kinds of fire.This equipment can make to go out compared with pure water fire extinguishing Degree improves 3-5 times at top speed, the loss of reduction fireman time at the scene and live fire;The surface tension of water is reduced, is increased Add penetration, greatly improve fire-fighting efficiency.
Outer watering diversified forms, 0.4mpa-1.2mpa can be used, i.e. the water supply pressure such as fire hydrant, hand lift pump, fire fighting truck Power can run well.When outer watering supplies, water inlet bypass waterway flows to venturi-type eductors, forms negative pressure and passes through ratio Example control valve draws the extinguishing chemical of certainty ratio, then is exported to extinguishing chemical entry to mixed solution, extinguishing chemical by venturi-type eductors Extinguishing chemical injection is sprayed the shock that crosses by mixture export with outer watering inclined hole, forms great negative pressure, fill-before-fire system end End sucks a large amount of hair-dryer malleation blast airs so that water, fire foam, air three are mixed by corresponding proportion, are ejected 7-20 times of air foam.
Present system passing ratio regulating valve adjusts foam humidity according to scene of a fire present situation, and system is simpler using structure It is clean, it is easy to operate, reduce system equipment cost.
Injection power of the present invention using wind-force as fire extinguishing system, and feature is sprayed according to wind-force and devises spraying system, this Invention can be used as air extinguishing device to be applied to the environment such as forest extinguishing when being not turned on liquid and fire foam path, A variety of fire extinguishing environment are can be applied to after opening liquid and/or fire foam path;Spraying system structure is more excellent, spraying system Realize extinguishing chemical and water is thoroughly mixed to form foam, further foams and sprays under the driving of power wind, jet length Extend significantly, be more beneficial for the application of the big scene of a fire, under the conditions of scene of a fire traffic relative difficulty, can give full play to that system is light, movement side Just the purpose of big power fire extinguishing, is closely realized.Each system fading margin of the present invention is convenient, and application efficiency and function obtain carrying greatly very much Rise.
Brief description of the drawings
Fig. 1 is the catenation principle schematic diagram of present system;
Fig. 2 is the structural representation of present system;
Fig. 3 is spraying system feature cross-section schematic diagram of the present invention.
In figure, A is spraying system, and B is foam supply system, and C is water system, and D is air supply system, and 1 is fire fighting truck, 2 It is fire hydrant, 3 be hand lift pump, and 4 be water source, and 5 be fire foam container, and 6 be proportion adjustment valve, and 7 be check valve, and 8 are Venturi-type eductors, 9 be two stroke gasoline engine, and 10 be hair-dryer, and 11 be venturi-type eductors outlet, and 12 be venturi-type eductors Entrance, 13 be mixing arrangement, and 131 be injection angle, and 132 be ring-shaped liquid chamber, and 133 be water inlet, and 134 be bypass waterway, 135 It is extinguishing chemical entry to mixed solution, 136 be air intake, and 137 be fire extinguishing jet pipe, and 138 be extinguishing chemical mixture export.
Embodiment
The present invention is specifically described below by embodiment, embodiment is served only for carrying out further the present invention Explanation, it is impossible to be interpreted as limiting the scope of the invention, those skilled in the art makes according to present disclosure Some nonessential modifications and adaptations fall within the scope of protection of the invention.
With reference to Fig. 1 to Fig. 3.
Wind-force froth fire extinguishing system, it is made up of spraying system A, water system C, air supply system D and foam supply system B, Spraying system A connects with water system C, air supply system D and foam supply system B, and wherein water system C, air supply system D are certainly Drive supply system, foam supply system B provide power by water system C and pass through venturi negative voltage supply device provisioning foam Mixed liquor;
Spraying system A is cylindrical hollow configuration, is independently disposed on backpack or dolly removable frame body, including: The fire extinguishing jet pipe 137 of front end, water, foam, the air mixing device 13 at middle part, each medium inlet of rear end.
Spraying system A includes:It is arranged at the air foam mixed liquor fire extinguishing jet pipe 137 of front end;With mixed liquor fire extinguishing jet pipe 137 same axis, set rear end air intake 136;The extinguishing chemical mixed liquor for being arranged at the axis centre of air intake 136 enters Mouth 135 and extinguishing chemical mixture export 138;It is arranged at mixed liquor fire extinguishing jet pipe 137 and air intake joint portion, uniform intervals ring Angle 131 is sprayed around the water of arrangement, the water injection axis of angle 131 is 17~30 with mixed liquor fire extinguishing jet pipe 137 axis angle a Degree;Water sprays angle 131 and connected with mixed liquor fire extinguishing jet pipe 137 with the ring-shaped liquid chamber 132 of air intake joint portion outer wall, ring Shape fluid chamber 132 has the water inlet 133 that water system connects;Extinguishing chemical entry to mixed solution 135 and venturi-type eductors outlet 11 Connection, the passing ratio regulating valve 6 of venturi-type eductors suction inlet 12 connects with foam supply system B, in ring-shaped liquid chamber 132 Water inlet 133 sets bypass waterway 134 to be connected with venturi negative pressure injector 8.
Air supply system D is arranged on backpack or dolly removable frame body, including two stroke gasoline engine 9 and hair-dryer 10。
Foam supply system B is arranged on backpack or dolly removable frame body, includes the foam fire-fighting of sequential communication Developing agent storage case 5, check valve 7, ratio adjusting valve 6, venturi-type eductors suction inlet 12, venturi-type eductors entrance 12 and water inlet 133 set bypass waterway to connect, and venturi-type eductors outlet 11 connects with extinguishing chemical entry to mixed solution 135.
Water system includes fire fighting truck 1, post fire hydrant 2 or/and hand lift water supplying pump device 3.
Water injection angle 131 surround arrangement 6.
Extinguishing chemical entry to mixed solution 135 be arranged in parallel with bypass waterway 134, and bypass waterway 134 is located at extinguishing chemical mixed liquor Entrance 135 and fire gun tube wall connecting portion.
Fig. 1 is the catenation principle schematic diagram of present system;Fig. 2 is the structural representation of present system.Fig. 1 is illustrated Catenation principle of the present invention, i.e., each extinguishing chemical path connection structure, Fig. 2 are each specific equipment connection structures that the present invention may use Schematic diagram.In figure, system is made up of spraying system A, water system C, air supply system D and foam supply system B, spraying system A Connected with water system C, air supply system D and foam supply system B, wherein water system C, air supply system D are self-powered confessions Answer system, foam supply system B to provide power by water system C and pass through venturi negative voltage supply device provisioning foam mixing liquid. Each system may be disposed on backpack or dolly removable frame body.
Fig. 3 is spraying system feature cross-section schematic diagram of the present invention.Injection of the present invention using wind-force as firing-fighting medium is moved Power, its spraying system possesses the mixed of various extinguishing chemicals, and moveable air force can be made full use of closely to realize The extinguishing operation of big jet length.The present invention sprays feature according to wind-force and devises spraying system A, is being not turned on liquid and foam During extinguishing chemical path, air extinguishing device can be used as to be applied to the environment such as forest extinguishing, open liquid and/or fire foam A variety of fire extinguishing environment are can be applied to after path;Spraying system A structures are more excellent, and spraying system A realizes the abundant of extinguishing chemical and water Foam is mixed to form, further foams and sprays under the driving of power wind, jet length extends significantly, is more beneficial for big fire Field application, under the conditions of scene of a fire traffic relative difficulty, light system, conveniently moving can be given full play to, closely realize that big power goes out The purpose of fire.Each system fading margin of the present invention is convenient, and application efficiency and function are greatly improved.

Claims (6)

1. a kind of wind-force froth fire extinguishing system, it is made up of spraying system, water system, air supply system and foam supply system, its It is characterized in:
The spraying system connects with water system, air supply system and foam supply system, and wherein water system, air supply system are Self-powered supply system, foam supply system provide power by water system and pass through venturi negative voltage supply device provisioning foam Mixed liquor;
Spraying system is cylindrical hollow configuration, is independently disposed on backpack or dolly removable frame body, including:Front end Fire extinguishing jet pipe, water, foam, the air mixing device at middle part, each medium inlet of rear end;It is arranged at the air foam mixing of front end Liquid fire extinguishing jet pipe;With air intake of the mixed liquor fire extinguishing jet pipe in same axis, setting rear end;It is arranged in air intake axis The extinguishing chemical entry to mixed solution and extinguishing chemical mixture export of the heart;Be arranged at mixed liquor fire extinguishing jet pipe and air intake joint portion, The water injection angle of arrangement is even spaced around, water injection angle axis is 17~30 with mixed liquor fire extinguishing jet pipe axis angle Degree;Water sprays angle and connected with mixed liquor fire extinguishing jet pipe with the ring-shaped liquid chamber of air intake joint portion outer wall, ring-shaped liquid chamber There is the water inlet that water system connects;Extinguishing chemical entry to mixed solution and venturi-type eductors outlet, venturi-type eductors are inhaled Entrance passing ratio regulating valve is connected with foam supply system, and bypass waterway and venturi are set in the water inlet of ring-shaped liquid chamber Negative pressure injector connects.
2. wind-force froth fire extinguishing system according to claim 1, it is characterized in that:The air supply system is arranged at backpack or small On car removable frame body, including two stroke gasoline engine and hair-dryer.
3. wind-force froth fire extinguishing system according to claim 1, it is characterized in that:The foam supply system is arranged at backpack Or on dolly removable frame body, include fire foam container, check valve, ratio adjusting valve, the venturi of sequential communication Injector suction inlet, venturi-type eductors entrance set bypass waterway to connect with water inlet, venturi-type eductors outlet and fire extinguishing Agent entry to mixed solution connects.
4. wind-force froth fire extinguishing system according to claim 1, it is characterized in that:The water system includes fire fighting truck, ground Fire hydrant or/and hand lift water supplying pump device.
5. according to any one of Claims 1-4 wind-force froth fire extinguishing system, it is characterized in that:Water injection miter cut ring around Arrangement 6.
6. wind-force froth fire extinguishing system according to claim 5, it is characterized in that:The extinguishing chemical entry to mixed solution and bypass water Road be arranged in parallel, and bypass waterway is located at extinguishing chemical entry to mixed solution and fire gun tube wall connecting portion.
CN201510456107.1A 2015-07-29 2015-07-29 A kind of wind-force froth fire extinguishing system Active CN105148429B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510456107.1A CN105148429B (en) 2015-07-29 2015-07-29 A kind of wind-force froth fire extinguishing system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201510456107.1A CN105148429B (en) 2015-07-29 2015-07-29 A kind of wind-force froth fire extinguishing system
PCT/CN2015/097516 WO2017016143A1 (en) 2015-07-29 2015-12-15 Air foam firefighting system

Publications (2)

Publication Number Publication Date
CN105148429A CN105148429A (en) 2015-12-16
CN105148429B true CN105148429B (en) 2018-04-10

Family

ID=54789672

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510456107.1A Active CN105148429B (en) 2015-07-29 2015-07-29 A kind of wind-force froth fire extinguishing system

Country Status (2)

Country Link
CN (1) CN105148429B (en)
WO (1) WO2017016143A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105169598B (en) * 2015-07-29 2018-05-25 成都煦华鳌龙科技有限公司 A kind of air foam rifle
US11395931B2 (en) 2017-12-02 2022-07-26 Mighty Fire Breaker Llc Method of and system network for managing the application of fire and smoke inhibiting compositions on ground surfaces before the incidence of wild-fires, and also thereafter, upon smoldering ambers and ashes to reduce smoke and suppress fire re-ignition
US10332222B1 (en) 2017-12-02 2019-06-25 M-Fire Supression, Inc. Just-in-time factory methods, system and network for prefabricating class-A fire-protected wood-framed buildings and components used to construct the same
US10814150B2 (en) 2017-12-02 2020-10-27 M-Fire Holdings Llc Methods of and system networks for wireless management of GPS-tracked spraying systems deployed to spray property and ground surfaces with environmentally-clean wildfire inhibitor to protect and defend against wildfires
US10311444B1 (en) 2017-12-02 2019-06-04 M-Fire Suppression, Inc. Method of providing class-A fire-protection to wood-framed buildings using on-site spraying of clean fire inhibiting chemical liquid on exposed interior wood surfaces of the wood-framed buildings, and mobile computing systems for uploading fire-protection certifications and status information to a central database and remote access thereof by firefighters on job site locations during fire outbreaks on construction sites
US10290004B1 (en) 2017-12-02 2019-05-14 M-Fire Suppression, Inc. Supply chain management system for supplying clean fire inhibiting chemical (CFIC) totes to a network of wood-treating lumber and prefabrication panel factories and wood-framed building construction job sites
US10260232B1 (en) 2017-12-02 2019-04-16 M-Fire Supression, Inc. Methods of designing and constructing Class-A fire-protected multi-story wood-framed buildings
US10695597B2 (en) 2017-12-02 2020-06-30 M-Fire Holdings Llc Method of and apparatus for applying fire and smoke inhibiting compositions on ground surfaces before the incidence of wild-fires, and also thereafter, upon smoldering ambers and ashes to reduce smoke and suppress fire re-ignition
US10430757B2 (en) 2017-12-02 2019-10-01 N-Fire Suppression, Inc. Mass timber building factory system for producing prefabricated class-A fire-protected mass timber building components for use in constructing prefabricated class-A fire-protected mass timber buildings
US10653904B2 (en) 2017-12-02 2020-05-19 M-Fire Holdings, Llc Methods of suppressing wild fires raging across regions of land in the direction of prevailing winds by forming anti-fire (AF) chemical fire-breaking systems using environmentally clean anti-fire (AF) liquid spray applied using GPS-tracking techniques
WO2021211571A1 (en) * 2020-04-14 2021-10-21 Minimax Viking Research & Development Gmbh High-expansion foam generator having a nozzle with a tip having a conical configuration
CN111691361A (en) * 2020-06-29 2020-09-22 赵伊乐 Water conservancy mixes sprays controllable device

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202005014118U1 (en) * 2005-09-08 2006-03-30 Diekmann, Norbert Foam generating unit to be used by fire brigade, comprising external fan and duct leading to foam head
US7086612B2 (en) * 2002-07-18 2006-08-08 Gary Crawford Foaming machine
CN201271445Y (en) * 2008-10-07 2009-07-15 兴化锁龙消防药剂有限公司 Novel high multiple foam generator
CN201324456Y (en) * 2008-03-05 2009-10-14 徐永华 Portable pneumatic-hydraulic fire extinguisher
CN101850165A (en) * 2010-05-21 2010-10-06 南京林业大学 Multi-function jet wind fire-extinguisher
CN201684323U (en) * 2010-06-04 2010-12-29 江苏鑫和泰机械集团有限公司 Carrying type high-pressure fire-fighting vehicle-mounted fan
CN102488991A (en) * 2011-12-16 2012-06-13 中国农业大学 Pickup type water-air fire extinguisher
CN102500076A (en) * 2011-09-21 2012-06-20 孙士庆 Hand-propelled air-water fire extinguisher powered by small petrol engine
CN203469282U (en) * 2013-10-09 2014-03-12 王康吉 Combination wind and water fire extinguisher
CN204891018U (en) * 2015-07-29 2015-12-23 成都自能消防设备有限公司 Wind -force foam extinguishing system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201840804U (en) * 2010-10-19 2011-05-25 公安部上海消防研究所 Foam producing device used for fire experiment
CN104524717A (en) * 2014-12-24 2015-04-22 无锡五洋赛德压缩机有限公司 Foam fire-extinguishing device with internal screw type air compressor
CN204815459U (en) * 2015-07-29 2015-12-02 成都自能消防设备有限公司 Multi -functional portable fire extinguisher

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7086612B2 (en) * 2002-07-18 2006-08-08 Gary Crawford Foaming machine
DE202005014118U1 (en) * 2005-09-08 2006-03-30 Diekmann, Norbert Foam generating unit to be used by fire brigade, comprising external fan and duct leading to foam head
CN201324456Y (en) * 2008-03-05 2009-10-14 徐永华 Portable pneumatic-hydraulic fire extinguisher
CN201271445Y (en) * 2008-10-07 2009-07-15 兴化锁龙消防药剂有限公司 Novel high multiple foam generator
CN101850165A (en) * 2010-05-21 2010-10-06 南京林业大学 Multi-function jet wind fire-extinguisher
CN201684323U (en) * 2010-06-04 2010-12-29 江苏鑫和泰机械集团有限公司 Carrying type high-pressure fire-fighting vehicle-mounted fan
CN102500076A (en) * 2011-09-21 2012-06-20 孙士庆 Hand-propelled air-water fire extinguisher powered by small petrol engine
CN102488991A (en) * 2011-12-16 2012-06-13 中国农业大学 Pickup type water-air fire extinguisher
CN203469282U (en) * 2013-10-09 2014-03-12 王康吉 Combination wind and water fire extinguisher
CN204891018U (en) * 2015-07-29 2015-12-23 成都自能消防设备有限公司 Wind -force foam extinguishing system

Also Published As

Publication number Publication date
CN105148429A (en) 2015-12-16
WO2017016143A1 (en) 2017-02-02

Similar Documents

Publication Publication Date Title
CN105148429B (en) A kind of wind-force froth fire extinguishing system
CN202892721U (en) Compressed air foam spraying fire-extinguishing device
CN101184537A (en) A dispersion and aeration apparatus for compressed air foam systems
CN205287341U (en) Novel portable foam is put out a fire device
CN209187980U (en) A kind of high-pressure water mist and dry powder blend ejecting extinguishing system
CN201921369U (en) Bubble atomization water mist sprayer
CN205287325U (en) Portable foam extinguishing device's improved generation structure
CN101380507B (en) Air-foam fire extinguisher
CN102733343A (en) Multifunctional electric waterwheel
CN204891018U (en) Wind -force foam extinguishing system
CN105169598B (en) A kind of air foam rifle
CN102397656A (en) Motor-driven backpack type water mist extinguishing device
CN2827514Y (en) Foam generator
CN206026937U (en) From inhaling formula air bubble gun
CN204815460U (en) Air foam fire gun
CN2073311U (en) Waterpower air foam extinguisher
CN207152915U (en) A kind of self-priming air foam rifle
CN201291009Y (en) Air-foam fire extinguisher
CN203935939U (en) A kind of water saving hand sprayer
CN201454715U (en) Multifunctional water mist spray head
CN207654961U (en) A kind of micro-nano bubble generator
CN105230597A (en) Water-swirl gas direct injection type pesticide spraying device
CN202554790U (en) Bubble-atomized water-mist fire-distinguishing spray gun
CN108178348A (en) Strong positive pressure spraying aerating system
CN214047252U (en) Atomizer is used in garden

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
CB03 Change of inventor or designer information
CB03 Change of inventor or designer information

Inventor after: Yu Zhengbing

Inventor after: Li Zaicheng

Inventor before: Hu Xiang

Inventor before: Wang Jing

Inventor before: Yu Zhengbing

TA01 Transfer of patent application right
TA01 Transfer of patent application right

Effective date of registration: 20180313

Address after: 610023 No. 2, Jin Sheng Road, Jinjiang District Industrial Park, Sichuan, Chengdu

Applicant after: Chengdu Xu Hua Aolong Technology Co. Ltd.

Address before: 610023 No. 2, Jin Sheng Road, Jinjiang District Industrial Park, Sichuan, Chengdu

Applicant before: CHENGDU ZINENG FIRE EQUIPMENT CO., LTD.

GR01 Patent grant
GR01 Patent grant