CN206867537U - One kind premixing compressed air foam extinguishing device - Google Patents
One kind premixing compressed air foam extinguishing device Download PDFInfo
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- CN206867537U CN206867537U CN201720681686.4U CN201720681686U CN206867537U CN 206867537 U CN206867537 U CN 206867537U CN 201720681686 U CN201720681686 U CN 201720681686U CN 206867537 U CN206867537 U CN 206867537U
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- blender
- flow container
- foam
- fire extinguisher
- gas
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Abstract
The utility model discloses one kind to be pre-mixed compressed air foam extinguishing device, including gas cylinder, flow container, blender and spray gun, wherein, the gas vent of the gas cylinder divides two-way to be connected respectively with the gas access of the blender and the air inlet of flow container；Liquid injection port is provided with the top of the flow container and corresponding capping, its liquid outlet are connected with the inlet of blender, the foam outlet of the blender is connected with spray gun.Premixing compressed air foam extinguishing device of the present utility model, it is simple in construction, by setting the blender being connected with the gas vent of gas cylinder and the liquid outlet of flow container, sprayed again through spray gun so that foam mixing liquid is pre-mixed to be formed after the foam that foaming effect is good, foam stability is high in a mixer with compressed air, be advantageous to improve extinguishing effect.
Description
Technical field
It the utility model is related to a kind of extinguishing device, and in particular to one kind premixing compressed air foam extinguishing device, belong to
Fire-fighting equipment technical field.
Background technology
The fire-fighting principle of foam annihilator is a large amount of foams ejected using it, and these foams can be adhered to combustible
On, make combustible and air exclusion, while temperature is reduced, burning condition is destroyed, so as to reach the purpose of fire extinguishing.In fire extinguisher
During use, the height for the foam quality that fire extinguisher is ejected directly affects the quality of extinguishing effect.However, existing bubble
Foam fire extinguisher, due to structure setting, cause the foam performance for the foam that fire extinguisher sprayed unstable, or even can not send out
Raw dry foam, frequently results in the undesirable of extinguishing effect, not only causes economic loss, or even endanger the people of fire fighter
Body safety.
Utility model content
The purpose of this utility model is overcome the deficiencies in the prior art, there is provided it is a kind of it is simple in construction, foam performance is good
It is pre-mixed compressed air foam extinguishing device.
To achieve the above object, the utility model uses following technical scheme：
One kind premixing compressed air foam extinguishing device, including gas cylinder, flow container, blender and spray gun, wherein, the gas
The gas vent of bottle divides two-way to be connected respectively with the gas access of the blender and the air inlet of flow container；The top of the flow container
Portion is provided with liquid injection port and corresponding capping, its liquid outlet are connected with the inlet of blender, and the foam of the blender goes out
Mouth is connected with spray gun.
Further：The blender is located at the top of flow container.
Further：The inside of the blender has what is communicated with the gas vent of gas cylinder and the liquid outlet of flow container to mix
Close chamber.
Further：The foam mixing liquid that the gas that the gas vent of the gas cylinder is sent out is sent out with flow container is with square crossing
Mode enter in hybrid chamber.
Further：Reversal valve is provided with the blender.
Further：The gas outlet of the gas cylinder is provided with pressure-reducing valve.
Further：Pressure gauge is provided with the top of the flow container.
Further：The fire extinguisher also includes mounting bracket, and the mounting bracket includes longitudinal carrier and positioned at longitudinal branch
The the first cross-brace plate and the second cross-brace plate of frame both sides, it is horizontal that the gas cylinder and flow container are separately positioned on described first
To in supporting plate and the second cross-brace plate.
Further：The bottom of the mounting bracket is provided with two universal wheels.
Further：The second cross-brace plate also includes two supporting legs, the bottom of the supporting leg and universal wheel
Bottom surface be located in same horizontal line.
The beneficial effects of the utility model are, relative to existing CAFS systems, premixing compression of the present utility model
Air-foam fire extinguisher, by setting the blender being connected with the gas vent of gas cylinder and the liquid outlet of flow container so that foam
Mixed liquor is pre-mixed to be formed after the foam that foaming effect is good, foam stability is high through spray gun to enter again in a mixer with compressed air
Row injection, be advantageous to improve extinguishing effect.In addition, the utility model fire extinguisher, by the setting of mounting bracket and universal wheel, just
In the quick movement of whole extinguishing device, the convenience for improving fire-fighting efficiency and using.
Brief description of the drawings
Fig. 1 shows the side view of premixing compressed air foam extinguishing device described in the utility model；
Fig. 2 shows the front view of premixing compressed air foam extinguishing device described in the utility model；
Fig. 3 shows the dimensional structure diagram of premixing compressed air foam extinguishing device described in the utility model.
Embodiment
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings.
As shown in Figure 1-Figure 3, premixing compressed air foam extinguishing device described in the utility model, including gas cylinder 1, flow container
2nd, blender 3 and spray gun 4, wherein, store compressed air in the gas cylinder 1, its gas vent divide two-way respectively with it is described
Blender 3 and flow container 2 are connected.Specifically, the gas outlet of the gas cylinder 1 is provided with pressure-reducing valve 11, and it passes through gas all the way
Body pipeline and safety valve 12 are connected with the gas access of blender 3, and its another way is connected with the air inlet at the top of flow container 2.
The top of the flow container 2 is additionally provided with pressure gauge 22 and liquid injection port 21 and corresponding capping, can be to liquid by the liquid injection port 21
Tank 2 adds the foam dope and water produced needed for foam.The liquid outlet of the flow container 2 passes through pipeline and the inlet of blender 3
It is connected, so that foam mixing liquid and the compressed air of the gas vent submitting by gas cylinder 1 that the liquid outlet through flow container 2 is sent out
It is sufficiently mixed in blender 3 to form qualified fire foam.
The blender 3 is located at the top of the flow container 2, and it is internal with the gas vent and liquid with gas cylinder 1 respectively
The hybrid chamber that the liquid outlet of tank 2 communicates, especially, in the utility model, the gas access of the blender 3 is located at blender
3 side, its inlet are located at the top of blender 3, i.e. foam mixing liquid that liquid outlet through flow container 2 is sent out and through gas cylinder 1
The compressed air sent out of gas vent entered in the hybrid chamber of blender 3 and mixed in a manner of square crossing.In addition,
A reversal valve 31 is additionally provided with the blender 3, the reversal valve 31 can use the reversal valve of bolt-type, and it enters positioned at gas
Between mouth, inlet and hybrid chamber, in a manner of by pressing inward against, it is adjusted into the foam mixed in hybrid chamber and mixes
The amount of liquid and compressed air is closed, so as to provide wet type CAFS foams or dry type CAFS fire foams respectively as needed.Institute
The foam outlet for stating blender 3 is connected by flexible pipe with spray gun 4.
Premixing compressed air foam extinguishing device of the present utility model, may also include mounting bracket 5, the mounting bracket 5 can have
It is substantially in inverse-T-shaped section to have, including longitudinal carrier and the first cross-brace plate 51 positioned at longitudinal carrier both sides and
Second cross-brace plate 52, the gas cylinder 1 and flow container 2 are separately positioned on the first cross-brace plate of the longitudinal carrier both sides
51 and second on cross-brace plate 52, and the spray gun 4 can be located at the side of longitudinal carrier, such as be not provided with cross-brace plate
Side.It is connected in addition, the bottom of the mounting bracket 5 is also provided with two with the longitudinal carrier and respectively positioned at the second horizontal stroke
To the universal wheel 6 of the end both sides of supporting plate 52, in order to the flexible movement of the fire extinguisher.In addition, described second laterally props up
Two supporting legs 53 downward, perpendicular to the ground, bottom and the universal wheel 6 of the supporting leg 53 also can be set in the front end of fagging 52
Bottom surface be located in same horizontal line, in order to whole extinguisher device it is quiet stand on ground when stress balance.
The utility model is pre-mixed compressed air foam extinguishing device as described above, is pulled in use, first passing through on spray gun 4
Trigger to discharge the residual gas in flow container 2 and each pipeline.Then added by liquid injection port 21 into flow container 2 the desired amount of
Water and foam dope.Gases at high pressure in gas cylinder 1 are depressurized to required pressure value by pressure-reducing valve 11, the pressure in gas cylinder 1
Contracting air divides two-way to be sent to respectively in blender 3 and flow container 2.The trigger on spray gun 4 is pulled, now, the pressure that gas cylinder 1 exports
Power delivers to the foam mixing liquid in flow container 2 in blender 3 by the road, and with being sent through gas cylinder 1 in the hybrid chamber of blender 3
Compressed air be thoroughly mixed to form spraying through spray gun after qualified foam and carry out fire-extinguishing operations.According to the type of fire with
And the real-time state of development of the intensity of a fire, by adjusting the reversal valve 31 on blender 3, wet type CAFS foams or dry type can be provided respectively
CAFS fire foams.With existing full-automatic compressed class A air foam fire extinguishing (Compressed Air Foam System,
CAFS unlike) system, foam mixing liquid and compressed air are mixed in pipeline or water band, the utility model is by setting
Put blender 3 so that foam mixing liquid and compressed air are pre-mixed in blender 3 forms that foaming effect is good, foam stability
Sprayed again through spray gun after high foam, be advantageous to improve extinguishing effect.
The utility model has carried out detailed explanation by preferred embodiment.However, by studying carefully above,
Apparent to change and increase and those of ordinary skill in the art to each embodiment.It is intended that institute
There are these to change and increase to fall in the protection domain of the utility model claims.Similar numbering refers to similar
Element.For clarity, there may be the situation for amplifying some lines, layer, element, part or feature in the accompanying drawings.
Term used herein is only that specific embodiment is illustrated, and is not intended to and the utility model is limited
System.Unless otherwise defined, all terms (including technical term and scientific terminology) used herein with the utility model institute
The understanding of the those skilled in the art in category field is identical.Must also it is clear that, except herein have clearly definition in addition to, such as dictionary
In the term that generally defines should be construed in the linguistic context of this specification and correlation technique can have the consistent meaning, without
The idealization that should be explained or undue formalization.Known function or structure are for briefly and clearly considering or repeat no more.
Claims (10)
1. one kind premixing compressed air foam extinguishing device, it is characterised in that：Including gas cylinder, flow container, blender and spray gun, its
In, the gas vent of the gas cylinder divides two-way to be connected respectively with the gas access of the blender and the air inlet of flow container；Institute
State and liquid injection port is provided with the top of flow container and is covered accordingly, its liquid outlet is connected with the inlet of blender, the mixing
The foam outlet of device is connected with spray gun.
2. fire extinguisher according to claim 1, it is characterised in that：The blender is located at the top of flow container.
3. fire extinguisher according to claim 2, it is characterised in that：There is the gas with gas cylinder to go out for the inside of the blender
The hybrid chamber that the liquid outlet of mouth and flow container communicates.
4. fire extinguisher according to claim 3, it is characterised in that：The gas and flow container that the gas vent of the gas cylinder is sent out
The foam mixing liquid of submitting is entered in hybrid chamber in a manner of square crossing.
5. fire extinguisher according to claim 1, it is characterised in that：Reversal valve is provided with the blender.
6. according to the fire extinguisher described in any one in claim 1-5, it is characterised in that：The gas outlet of the gas cylinder is set
It is equipped with pressure-reducing valve.
7. according to the fire extinguisher described in any one in claim 1-5, it is characterised in that：Pressure is provided with the top of the flow container
Power table.
8. according to the fire extinguisher described in any one in claim 1-5, it is characterised in that：The fire extinguisher also includes installation
Frame, the mounting bracket include longitudinal carrier and positioned at the first cross-brace plate of longitudinal carrier both sides and the second cross-braces
Plate, the gas cylinder and flow container are separately positioned on the first cross-brace plate and the second cross-brace plate.
9. fire extinguisher according to claim 8, it is characterised in that：The bottom of the mounting bracket is provided with two universal wheels.
10. fire extinguisher according to claim 9, it is characterised in that：The second cross-brace plate also includes two supports
Leg, the bottom of the supporting leg and the bottom surface of universal wheel are located in same horizontal line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720681686.4U CN206867537U (en) | 2017-06-12 | 2017-06-12 | One kind premixing compressed air foam extinguishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720681686.4U CN206867537U (en) | 2017-06-12 | 2017-06-12 | One kind premixing compressed air foam extinguishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206867537U true CN206867537U (en) | 2018-01-12 |
Family
ID=61333351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720681686.4U Active CN206867537U (en) | 2017-06-12 | 2017-06-12 | One kind premixing compressed air foam extinguishing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN206867537U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107088278A (en) * | 2017-06-12 | 2017-08-25 | 广东瑞霖特种设备制造有限公司 | One kind premixing compressed air foam extinguishing device |
-
2017
- 2017-06-12 CN CN201720681686.4U patent/CN206867537U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107088278A (en) * | 2017-06-12 | 2017-08-25 | 广东瑞霖特种设备制造有限公司 | One kind premixing compressed air foam extinguishing device |
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