CN203154671U - Combined type compressed gas and foam fire fighting device - Google Patents
Combined type compressed gas and foam fire fighting device Download PDFInfo
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- CN203154671U CN203154671U CN 201320153401 CN201320153401U CN203154671U CN 203154671 U CN203154671 U CN 203154671U CN 201320153401 CN201320153401 CN 201320153401 CN 201320153401 U CN201320153401 U CN 201320153401U CN 203154671 U CN203154671 U CN 203154671U
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- foam
- compressed gas
- spray gun
- compressed air
- fire fighting
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Abstract
The utility model discloses a combined type compressed gas and foam fire fighting device. The fire fighting device comprises a foam solution delivery pipeline, a compressed gas delivery pipeline, a delivery hose and a fire fighting spray gun, wherein the foam solution delivery pipeline and the compressed gas delivery pipeline are fixedly arranged in parallel; the delivery hose is of a double-channel reel structure; two channel openings in one end of the double-channel delivery hose are communicated with the fixed foam solution delivery pipeline and the fixed compressed gas delivery pipeline respectively, and the other end of the double-channel delivery hose is connected with the fire fighting spray gun; and the fire fighting spray gun comprises a compressed gas-foam solution mixing cavity and a nozzle and filtering net foaming device. By virtue of the two independent pipelines, a foam solution and compressed gas, such as air, carbon dioxide and clean gas, are respectively delivered into a plug box and then are mixed in a mixing cavity of the fire fighting spray gun to obtain a mixture, and the mixture is sprayed out after being foamed. Therefore, the foam expansion rate increases to fifteen times from four times, the ejection range increases to sixteen meters from six meters, and the fire fighting capability is enhanced. The central management of the device is realized and thus the reliability of system running is guaranteed.
Description
Technical field
The utility model belongs to fire-fighting equipment and manufactures and designs the field, especially belongs to the field that manufactures and designs of compressed air foam extinguishing fire-fighting equipment, particularly a kind of combined type compressed air foam extinguishing device.
Background technology
At present in the tunnel, chemical industry factory building, hangar, garage or other need use the fixed venue of fire foam to adopt the foam hydrant case apparatus usually, the conventional foam fire hydrant box comprises attraction type foam gun, band hose reel, foam proportioner, foam solution container, casing and water inlet pipe, the subject matter that existing foam fire hydrant box equipment exists is: foam proportioner utilizes venturi or principle of negative pressure, hydraulic loss is big, reach as high as 50%, the fire extinguishing range is short; Attraction type foam gun coefficient of foaming is low, and the fire extinguishing effect is relatively poor; Foam solution is placed respectively, and management difficulty is big, and when needed, foam solution may lose efficacy or miss.
Summary of the invention
The utility model discloses a kind of combined type compressed air foam extinguishing device according to the deficiencies in the prior art.Problem to be solved in the utility model provides a kind of new compressed air foam fire hydrant box composite set, mainly applies to tunnel, chemical industry factory building, hangar, garage or other the semi-fixed type fire-fighting systems that need use fire foam to protect.
The utility model is achieved through the following technical solutions:
Combined type compressed air foam extinguishing device, comprise foam mixing liquid conveyance conduit, compressed gas transmission pipeline, delivery hose and fire extinguishing spray gun, it is characterized in that: described foam mixing liquid conveyance conduit and compressed gas transmission pipeline are parallel to fixedly install, described delivery hose is the binary channel spool structure, and two passwaies of binary channel delivery hose one end are connected with the fire extinguishing spray gun with compressed gas transmission pipeline connection, the other end with the foam mixing liquid conveyance conduit that fixedly installs respectively.
Further described fire extinguishing spray gun comprises compressed air-foam solution hybrid chamber and nozzle, and compressed air-foam solution hybrid chamber front end and nozzle are communicated with, the hybrid chamber rear end has and the channel attached foam mixing liquid entrance of the foam mixing liquid of binary channel flexible pipe, Compressed Gas entrance that the hybrid chamber wall has to be connected with the Compressed Gas of binary channel flexible pipe.
Further compressed air-foam solution hybrid chamber and nozzle joint portion can arrange the filter screen foam device in the fire extinguishing spray gun.
Delivery hose and the fire extinguishing spray gun that is communicated with many group binary channel spool structure in parallel on the above-mentioned parallel foam mixing liquid conveyance conduit that fixedly installs and the compressed gas transmission pipeline.
But the utility model is with fixed-piping and the combination of rolling flexible pipe, and adopt that independently Compressed Gas and foam liquid binary channel are carried respectively separately, Compressed Gas and foam liquid mix in compressed air-foam solution hybrid chamber before the shower nozzle ejection, and can on fixing trunk line, be arranged in parallel the terminals of organizing fire extinguishing spray guns and flexible pipe formation according to on-the-spot needs more, be conducive in coverage, realize fire extinguishing.
The utility model helpfulness, the utility model combined type compressed air foam extinguishing device adopts two independently pipelines, with foam solution and Compressed Gas, deliver to the bolt case respectively as air, carbon dioxide, clean gas after, in the hybrid chamber of fire extinguishing spray gun, mix, ejection after foaming, coefficient of foaming is brought up to 15 times from about 4 times, and range is brought up to 16 meters from 6 meters, improves extinguishing ability, the equipment centralized management guarantees reliability of system operation.
Description of drawings
Fig. 1 is the utility model device arrangement schematic diagram.
Among the figure, the 1st, compressed air-foam solution hybrid chamber, the 2nd, spray gun, the 3rd, compressed air hose, the 4th, foam solution flexible pipe, the 5th, binary channel reel, the 6th, foam mixing liquid conveyance conduit, the 7th, compressed gas transmission pipeline.
The specific embodiment
Further describe below by the utility model of embodiment; present embodiment only is used for the utility model is further detailed; but can not be interpreted as the restriction to the utility model protection domain, those skilled in the art can make the scope that some nonessential improvement and adjustment belong to the utility model protection according to above-mentioned content of the present utility model.
In conjunction with Fig. 1.
Combined type compressed air foam extinguishing device, comprise foam mixing liquid conveyance conduit 6, compressed gas transmission pipeline 7, delivery hose and fire extinguishing spray gun 2, foam mixing liquid conveyance conduit 6 and compressed gas transmission pipeline 7 parallel fixedly installing, delivery hose is binary channel reel 5 structures, and two passwaies of binary channel delivery hose one end are connected with fire extinguishing spray gun 2 with compressed gas transmission pipeline 7 connections, the other end with the foam mixing liquid conveyance conduit 6 that fixedly installs respectively.
Fire extinguishing spray gun 2 comprises compressed air-foam solution hybrid chamber 1 and nozzle, and compressed air-foam solution hybrid chamber 1 front end is communicated with nozzle, hybrid chamber 1 rear end has the foam mixing liquid entrance, hybrid chamber 1 wall that are connected with the foam mixing liquid flexible pipe 4 of binary channel flexible pipe that the Compressed Gas entrance that is connected with the compressed air hose 3 of binary channel flexible pipe is arranged.
As shown in Figure 1, according to the needs that the on-the-spot structure of fire extinguishing equipment is set, with foam mixing liquid conveyance conduit 6, compressed gas transmission pipeline 7 fixing being arranged on as building, on the fixed objects such as tunnel, reserve many groups connectivity port in the relevant position, the fire hydrant box that connects binary channel reel 5 and spray gun 2 is fixed, two passwaies of delivery hose one end in the binary channel reel 5 are communicated with many groups connectivity port of reserving respectively, and every group of fire hydrant box that connects binary channel reel 5 and spray gun 2 is connected in parallel on the foam mixing liquid conveyance conduit 6 and compressed gas transmission pipeline 7 that fixedly installs.
The utility model binary channel reel 5 can adopt two superimposed independent hose reels to form receiving state, hauling-out gets final product during use, and two pipeline one ends connect foam mixing liquid conveyance conduit 6 respectively and are connected foam mixing liquid flexible pipe 4 and compressed air hose 3 respectively with compressed gas transmission pipeline 7, the other end during connection.The utility model binary channel reel 5 also can adopt and be fabricated integrally on the pipeline but have the hose reel of two autonomous channels to form receiving state, use be connected the same.
Fire extinguishing spray gun 2 comprises compressed air-foam solution hybrid chamber 1 and nozzle, compressed air-foam solution hybrid chamber 1 front end directly is communicated with nozzle, and hybrid chamber 1 rear end has the foam mixing liquid entrance, hybrid chamber 1 wall that are connected with the foam mixing liquid flexible pipe 4 of binary channel flexible pipe that the Compressed Gas entrance that is connected with the compressed air hose 3 of binary channel flexible pipe is arranged.The utility model adopts separately independently path to carry respectively Compressed Gas and foam solution, Compressed Gas and foam liquid mix in compressed air-foam solution hybrid chamber before the shower nozzle ejection, mixed effect is not subjected to the influence of fed distance, and the extinguishing property of extinguishing chemical is provided.
In order further to increase the foaming effect of fire foam, compressed air in the fire extinguishing spray gun-foam solution hybrid chamber 1 can arrange the filter screen foam device with the nozzle joint portion, the filter screen foam device is the drum-shaped structure of an end opening, the ladle body of drum-shaped structure and full 50 to the 100 purpose mesh of bucket base fabric, before the filter screen foam device is arranged on compressed air-foam solution hybrid chamber 1 port of export, nozzle, and making mixed extinguishing chemical at first by the opening of drum shape filter screen foam device, the mesh that passes through that mixes the back extinguishing chemical blows out the formation foam.
When breaking out of fire, fire extinguishing personnel pistol 2 moves to burning things which may cause a fire disaster, and flexible pipe 3,4 is discharged into the relevant position by reel, and hose length can be set at 30 meters, opens the hand-operated valve of spray gun 2, sprays the compressed air foam extinguishing chemical.Foam premixed liquid and Compressed Gas, be transported to the compressed air foam fire hydrant box by fixing pipe network, enter the reel flexible pipe by two-way rotation reel spool, high pressure foam mixing liquid and compressed air are by behind the flexible pipe 3,4, in the mixing chamber of spray gun, mix, and sprayed by the rifle head.
At inlet pressure 0.5Mpa, when the foams mix flow quantity was 30L/min, range can reach 16m in foam gun; Coefficient of foaming can be regulated between 5～15 times.Foam premixed liquid and gas piping branch are arranged, and mix in the foam gun 2 endways.The prefabricated fight state of realization equipment.Function of use and the extinguishing property of equipment have been improved.
The utility model mainly applies to tunnel, chemical industry factory building, hangar, garage or other the semi-fixed type fire-fighting systems that need use fire foam to protect.
Claims (4)
1. combined type compressed air foam extinguishing device, comprise foam mixing liquid conveyance conduit, compressed gas transmission pipeline, delivery hose and fire extinguishing spray gun, it is characterized in that: described foam mixing liquid conveyance conduit and compressed gas transmission pipeline are parallel to fixedly install, described delivery hose is the binary channel spool structure, and two passwaies of binary channel delivery hose one end are connected with the fire extinguishing spray gun with compressed gas transmission pipeline connection, the other end with the foam mixing liquid conveyance conduit that fixedly installs respectively.
2. combined type compressed air foam extinguishing device according to claim 1, it is characterized in that: described fire extinguishing spray gun comprises compressed air-foam solution hybrid chamber and nozzle, and compressed air-foam solution hybrid chamber front end and nozzle are communicated with, the hybrid chamber rear end has and the channel attached foam mixing liquid entrance of the foam mixing liquid of binary channel flexible pipe, Compressed Gas entrance that the hybrid chamber wall has to be connected with the Compressed Gas of binary channel flexible pipe.
3. combined type compressed air foam extinguishing device according to claim 2 is characterized in that: there is the filter screen foam device compressed air-foam solution hybrid chamber and nozzle joint portion in the fire extinguishing spray gun.
4. according to claim 1 or 2 or 3 described combined type compressed air foam extinguishing devices, it is characterized in that: delivery hose and the fire extinguishing spray gun that is communicated with many group binary channel spool structure in parallel on the described parallel foam mixing liquid conveyance conduit that fixedly installs and the compressed gas transmission pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320153401 CN203154671U (en) | 2013-03-29 | 2013-03-29 | Combined type compressed gas and foam fire fighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320153401 CN203154671U (en) | 2013-03-29 | 2013-03-29 | Combined type compressed gas and foam fire fighting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203154671U true CN203154671U (en) | 2013-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320153401 Expired - Fee Related CN203154671U (en) | 2013-03-29 | 2013-03-29 | Combined type compressed gas and foam fire fighting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203154671U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103585728A (en) * | 2013-11-28 | 2014-02-19 | 四川森田消防装备制造有限公司 | Positive pressure type foam proportion mixing system |
-
2013
- 2013-03-29 CN CN 201320153401 patent/CN203154671U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103585728A (en) * | 2013-11-28 | 2014-02-19 | 四川森田消防装备制造有限公司 | Positive pressure type foam proportion mixing system |
| CN103585728B (en) * | 2013-11-28 | 2016-06-01 | 四川森田消防装备制造有限公司 | Positive-pressure type froth ratio mixing system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180516 Address after: 523000 No. 61 Nanling Road, Nankang village, Fenggang Town, Dongguan, Guangdong Patentee after: Dongguan Sihuiwei Electronic Technology Co., Ltd. Address before: 610039 Jinzhou Road, Jinniu District, Chengdu, Sichuan Province, No. 999 Patentee before: Xihua University |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130828 Termination date: 20190329 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |