CN112546498B - Gas-liquid ratio mixer capable of generating foam rapidly in real time - Google Patents
Gas-liquid ratio mixer capable of generating foam rapidly in real time Download PDFInfo
- Publication number
- CN112546498B CN112546498B CN202011636427.2A CN202011636427A CN112546498B CN 112546498 B CN112546498 B CN 112546498B CN 202011636427 A CN202011636427 A CN 202011636427A CN 112546498 B CN112546498 B CN 112546498B
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- foam
- gas
- mixing chamber
- liquid
- communicated
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- 239000006260 foam Substances 0.000 title claims abstract description 134
- 239000007788 liquid Substances 0.000 title claims abstract description 67
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- 238000002347 injection Methods 0.000 claims description 27
- 239000007924 injection Substances 0.000 claims description 27
- 239000004677 Nylon Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000005187 foaming Methods 0.000 claims 1
- 230000006866 deterioration Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 230000008676 import Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C5/00—Making of fire-extinguishing materials immediately before use
- A62C5/02—Making of fire-extinguishing materials immediately before use of foam
- A62C5/022—Making of fire-extinguishing materials immediately before use of foam with air or gas present as such
- A62C5/024—Apparatus in the form of pipes
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/02—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C5/00—Making of fire-extinguishing materials immediately before use
- A62C5/002—Apparatus for mixing extinguishants with water
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
Abstract
The invention discloses a gas-liquid ratio mixer capable of generating foam rapidly in real time, which is provided with a mixer body (1), wherein water and foam can be mixed in a foam ratio mixing chamber directly, then foam liquid after being mixed in the ratio is foamed in the gas-liquid mixing chamber through gas impact to form uniform fire-fighting foam, so that the structure is simple, the cost is low, the operation is convenient, the foam for fire fighting can be obtained rapidly and directly, the foam generated by the foam liquid after being mixed after the impact of gas is distributed uniformly, the fire covering effect is good, in addition, the invention does not need to be premixed, the foam is generated directly in real time, the invention can be applied to forest fire fighting, the occurrence of foam deterioration is avoided, the cost is greatly saved, the fire extinguishing efficiency is greatly improved, and the safety performance is good.
Description
Technical Field
The invention relates to a gas-liquid ratio mixer capable of rapidly generating foam in real time.
Background
The gas flow, the liquid flow and the foam flow in the prior foam fire extinguishing equipment need to be in a certain proportion when being mixed, and the servo motor needs to be controlled by a sensor when the flow of the substances is regulated, so that the cost is relatively high. Or the mixing is realized by the premix liquid, but the foam liquid after the premixing is easy to deteriorate after being placed for a long time, so that great waste is caused. In addition, the gas and the liquid can be unbalanced in the pipe network when being mixed.
Disclosure of Invention
The invention provides a gas-liquid ratio mixer capable of quickly generating foam in real time, which not only can quickly generate foam in real time, has a simple structure and is convenient to operate, but also can avoid the deterioration phenomenon of foam liquid after being placed for a long time, and saves cost.
The invention adopts the following technical scheme: the utility model provides a real-time quick gas-liquid ratio blender that generates foam, it is equipped with the blender body, the end connection of blender body one end has the end cover, the end cover axial is equipped with the water injection hole, the axial in the blender body is equipped with gas-liquid mixing cavity, be equipped with foam mixing generator between end cover and gas-liquid mixing cavity, the foam mixing generator is equipped with foam ratio mixing cavity in the axial, the delivery port of water pump is linked together with the water injection hole, the water injection hole is linked together with one side of foam ratio mixing cavity, the opposite side of foam ratio mixing cavity is linked together with one side of gas-liquid mixing cavity, foam liquid outlet is located the opposite side of gas-liquid mixing cavity, be equipped with the foam import in the outside of blender body, foam export and the foam import of blender body are linked together through transfer line I, the outside of blender body still is equipped with compressed air import, compressed air source storage container's gas outlet is linked together with compressed air import, compressed air import is linked together with gas-liquid mixing cavity through transfer line II, foam liquid export is linked together with the foam rifle through transfer line.
The water injection hole is positioned at the center of the end cover, the foam proportional mixing chamber is positioned at the center of the foam mixing generator, the gas-liquid mixing chamber is positioned at the center of the mixer body, and the center of the water injection hole, the center of the foam proportional mixing chamber and the center of the gas-liquid mixing chamber are positioned on the same straight line.
The foam mixing generator is clamped in the limiting grooves to form limiting fit with the end cover through the limiting blocks, a gap I is formed between one end face of the foam mixing generator and one end face of the end cover, a gap II is formed between two adjacent limiting blocks, a conveying pipeline I is formed by combining the two adjacent limiting blocks after the two gaps I and II are communicated, and a foam inlet is sequentially communicated with a foam proportional mixing chamber through the gap I and the gap II.
The conveying pipeline II comprises an air groove arranged on the outer wall of the foam mixing generator and an air hole arranged in the foam mixing generator main body, the air inlet end of the air hole is positioned in the air groove, the air outlet end of the air hole is communicated with the air-liquid mixing chamber, and the compressed air inlet is communicated with the air-liquid mixing chamber through the air groove and the air hole in sequence. The water injection hole is a horn-shaped hole, the taper of the horn-shaped hole is 1-30 degrees, the diameter of one end of the water injection hole is larger than that of the other end of the water injection hole, and the aperture size of the other end of the water injection hole is 2-80mm. The inner diameter of the gas-liquid mixing chamber is 40-400mm. The inner diameter of the foam proportion mixing chamber is 3-120mm. The overflow area of the air groove is 4-1600mm long 2 . The number of the air holes (13) is 2-8, the aperture is 2-20mm, and the air flow direction of the air outlet is spiral or inclined at an intersecting angle. And a sealing nylon ring is arranged between the end cover and the mixer body. An O-shaped ring is arranged between the foam mixing generator and the mixer body.
The invention has the following beneficial effects: after the technical scheme is adopted, the water and the foam can be directly mixed in the foam proportion mixing chamber, then the foam liquid after the proportion mixing is foamed in the gas-liquid mixing chamber through gas impact to form uniform fire-fighting foam, so that the structure is simple, the cost is low, the operation is convenient, the fire-fighting foam can be quickly and directly obtained, the foam generated by the foam liquid after the mixing after the impact of the gas is uniformly distributed, the fire covering effect is good, in addition, the premixing is not needed, the foam is directly generated in real time, the fire-fighting foam can be applied to forest fire fighting, the occurrence of foam deterioration is avoided, the cost is greatly saved, the fire-fighting efficiency is greatly improved, and the safety performance is good.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic diagram of the internal flow of the present invention.
Fig. 3 is a schematic view of another cross-sectional view of the present invention.
Detailed Description
In figures 1, 2 and 3, the invention provides a gas-liquid ratio mixer capable of generating foam rapidly in real time, which is provided with a mixer body 1, wherein one end part of one end of the mixer body 1 is connected with an end cover 2, the end cover 2 is axially provided with a water injection hole 3, the water injection hole 3 is positioned at the central position of the end cover 2, the water injection hole 3 is provided with a horn-shaped hole, the taper of the horn-shaped hole is 1-30 degrees, the diameter of one end of the water injection hole 3 is larger than the diameter of the other end, the taper of the horn-shaped hole of the embodiment is 12.5 degrees, the aperture size of the other end of the water injection hole 3 is 2-80mm, the aperture size of the other end of the water injection hole 3 of the embodiment is 10mm, a gas-liquid mixing chamber 4 is axially arranged in the mixer body 1, the gas-liquid mixing chamber 4 is positioned at the central position of the mixer body 1, the inner diameter of the gas-liquid mixing chamber 4 is 40-400mm, the inner diameter of the gas-liquid mixing chamber 4 of the embodiment is 100mm, a foam mixing generator 5 is arranged between the end cover 2 and the gas-liquid mixing chamber 4, a foam proportion mixing chamber 6 is axially arranged in the foam mixing generator 5, the foam proportion mixing chamber 6 is positioned at the center of the foam mixing generator 5, the inner diameter of the foam proportion mixing chamber 6 is 3-120mm, the inner diameter of the foam proportion mixing chamber 6 of the embodiment is 20mm, the center of the water injection hole 3, the center of the foam proportion mixing chamber 6 and the center of the gas-liquid mixing chamber 4 are on the same straight line, the water outlet of the water pump is communicated with the water injection hole 3, the water injection hole 3 is communicated with one side of the foam proportion mixing chamber 6, the other side of the foam proportion mixing chamber 6 is communicated with one side of the gas-liquid mixing chamber 4, a foam liquid outlet 16 is positioned at the other side of the gas-liquid mixing chamber 4, a foam inlet 7 is arranged outside the mixer body 1, the inner diameter of the foam inlet 7 of the mixer body 1 is 2-12mm, the inner diameter of the foam inlet 7 of the mixer body 1 of the embodiment is 12mm, the foam outlet of the foam storage container is communicated with the foam inlet 7 of the mixer body 1, the foam inlet 7 is communicated with the foam proportional mixing chamber 6 through a conveying pipeline I, the outside of the mixer body 1 is also provided with a compressed air inlet 8, the air outlet of the compressed air source storage container is communicated with the compressed air inlet 8, the compressed air inlet 8 is communicated with the gas-liquid mixing chamber 4 through a conveying pipeline II, one end face of the foam mixing generator 5 is opposite to one end face of the end cover 2, and the foam mixing generator 5 is uniformly distributed on one end face of the foam mixing generator 5A plurality of limiting blocks 9 are distributed on the surface of the foam mixing generator 5, four limiting blocks 9 are uniformly distributed on the surface of the end cover 2, a plurality of limiting grooves are uniformly distributed on the surface of the end cover 2, four limiting grooves are uniformly distributed on the surface of the end cover 2, the four limiting blocks 9 correspond to the four limiting grooves, the foam mixing generator 5 is clamped in the limiting grooves through the limiting blocks 9 to form limiting fit with the end cover 2, a gap I10 is formed between one surface of the foam mixing generator 5 and one surface of the end cover 2, a gap II 11 is formed between two adjacent limiting blocks 9, a conveying pipeline I is formed by combining the gap I10 and the gap II 11 after the two limiting blocks are communicated, a foam inlet 7 is sequentially communicated with a foam proportion mixing chamber 6 through the gap I10 and the gap II 11, the conveying pipeline II comprises an air groove 12 formed by the outer wall of the foam mixing generator and an air hole 13 formed in the foam mixing generator body, the air inlet end of the air hole 13 is positioned in the air groove 12, and the overflow area of the air groove 12 is 4-1600mm 2 The flow area of the air tank 12 of the present embodiment was 100mm 2 . The air holes (13) are uniformly distributed by 2-8, the aperture is 2-20mm, the aperture is 6mm in the embodiment, the air flow direction is in a spiral mode, the air outlet end of the air hole (13) is communicated with the air-liquid mixing chamber (4), the compressed air inlet (8) is sequentially communicated with the air-liquid mixing chamber (4) through the air groove (12) and the air hole (13), the foam liquid outlet (16) is communicated with the foam gun through a conveying pipeline, a sealing nylon ring (14) is arranged between the end cover (2) and the mixer body (1), and an O-shaped ring (15) is arranged between the foam mixing generator (5) and the mixer body (1).
The working process of the invention is as follows: the water pump pumps water out and then discharges the water into the foam proportion mixing chamber 6 through the water injection hole 3, the foam of the foam storage container is discharged into the foam proportion mixing chamber 6 through the foam outlet, the foam inlet 7 and the conveying pipeline I, foam liquid is formed after the foam and water are mixed in the foam proportion mixing chamber 6, the foam liquid formed after the foam in the foam proportion mixing chamber 6 and the water are discharged into the gas-liquid mixing chamber 4, meanwhile, gas of the compressed gas source storage container sequentially enters the gas-liquid mixing chamber 4 through the gas outlet, the compressed air inlet 8 and the conveying pipeline II, the mixed foam liquid is foamed after being impacted by the gas in the gas-liquid mixing chamber 4 to form fire-extinguishing foam, and the fire-extinguishing foam is sprayed out through the foam gun.
Claims (8)
1. A gas-liquid ratio mixer capable of generating foam rapidly in real time is characterized by comprising a mixer body (1), wherein one end part of one end of the mixer body (1) is connected with an end cover (2), the end cover (2) is axially provided with a water injection hole (3), a gas-liquid mixing chamber (4) is axially arranged in the mixer body (1), a foam mixing generator (5) is arranged between the end cover (2) and the gas-liquid mixing chamber (4), a foam ratio mixing chamber (6) is axially arranged in the foam mixing generator (5), a water outlet of a water pump is communicated with the water injection hole (3), the water injection hole (3) is communicated with one side of the foam ratio mixing chamber (6), the other side of the foam ratio mixing chamber (6) is communicated with one side of the gas-liquid mixing chamber (4), a foam outlet (16) is positioned at the other side of the gas-liquid mixing chamber (4), a foam inlet (7) is arranged outside the mixer body (1), a foam outlet of a foam storage container is communicated with the foam inlet (7) of the mixer body (1), the foam inlet (7) is communicated with the foam inlet (6) of the mixer body (1) through a conveying pipeline I, the compressed air inlet (8) is further communicated with the compressed air inlet (8), the compressed air inlet (8) is communicated with the gas-liquid mixing chamber (4) through a conveying pipeline II, the foam liquid outlet (16) is communicated with the foam gun through a conveying pipeline, one end face of the foam mixing generator (5) is opposite to one end face of the end cover (2), a plurality of limiting blocks (9) are uniformly distributed on one end face of the foam mixing generator (5), a plurality of limiting grooves are uniformly distributed on one end face of the end cover (2), the limiting blocks (9) are corresponding to the limiting grooves, the foam mixing generator (5) is clamped in the limiting grooves through the limiting blocks (9) to form limiting fit with the end cover (2), a gap I (10) is arranged between one end face of the foam mixing generator (5) and one end face of the end cover (2), a gap II (11) is arranged between two adjacent limiting blocks (9), the gap I (10) and the gap II (11) are communicated with each other to form the conveying pipeline I, the foam inlet (7) is sequentially communicated with the foam proportional mixing chamber (6) through the gap I (10) and the gap II (11), the outer wall of the conveying pipeline II comprises a foam mixing generator is provided with a gas inlet (12) and a gas hole (13), the gas inlet (13) is arranged in the gas inlet (13) of the gas mixing chamber, and the gas inlet (13) is communicated with the gas inlet end of the gas hole (13), the compressed air inlet (8) is communicated with the gas-liquid mixing chamber (4) through the air groove (12) and the air hole (13) in sequence.
2. The gas-liquid ratio mixer for rapidly generating foam in real time according to claim 1, wherein the water injection hole (3) is positioned at the center of the end cover (2), the foam ratio mixing chamber (6) is positioned at the center of the foam mixing generator (5), the gas-liquid mixing chamber (4) is positioned at the center of the mixer body (1), and the center of the water injection hole (3), the center of the foam ratio mixing chamber (6) and the center of the gas-liquid mixing chamber (4) are on the same straight line.
3. The gas-liquid ratio mixer for rapidly generating foam in real time according to claim 1, wherein the water injection hole (3) is provided with a horn-shaped hole, the taper of the horn-shaped hole is 1-30 degrees, the diameter of one end of the water injection hole (3) is larger than that of the other end, the aperture size of the other end of the water injection hole (3) is 2-80mm, and the water flow rate is 20-4000L/min.
4. The gas-liquid ratio mixer for rapidly generating foam in real time according to claim 1, wherein the inner diameter of the gas-liquid mixing chamber (4) is 40-400mm.
5. The gas-liquid proportional mixer for rapidly generating foam in real time according to claim 1, wherein the inner diameter of the foam proportional mixing chamber (6) is 3-120mm.
6. The real-time rapid foaming gas-liquid ratio mixer according to claim 1, characterized in that the gas tank (12) is passed throughFlow area of 4-1600mm 2 2-8 air holes (13) are uniformly distributed, the aperture is 2-20mm, and the air flow direction of the air outlet is spiral or inclined at an intersecting angle.
7. The gas-liquid ratio mixer for rapidly generating foam in real time according to claim 1 is characterized in that a sealing nylon ring (14) is arranged between the end cover (2) and the mixer body (1).
8. The gas-liquid ratio mixer for rapidly generating foam in real time according to claim 1, wherein an O-shaped ring (15) is arranged between the foam mixing generator (5) and the mixer body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011636427.2A CN112546498B (en) | 2020-12-31 | 2020-12-31 | Gas-liquid ratio mixer capable of generating foam rapidly in real time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011636427.2A CN112546498B (en) | 2020-12-31 | 2020-12-31 | Gas-liquid ratio mixer capable of generating foam rapidly in real time |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112546498A CN112546498A (en) | 2021-03-26 |
| CN112546498B true CN112546498B (en) | 2023-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011636427.2A Active CN112546498B (en) | 2020-12-31 | 2020-12-31 | Gas-liquid ratio mixer capable of generating foam rapidly in real time |
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| Country | Link |
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| CN (1) | CN112546498B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115364407B (en) * | 2022-08-31 | 2023-07-25 | 徐工消防安全装备有限公司 | Telescopic fire-fighting foam foamer, system and foaming method |
| CN115350427B (en) * | 2022-08-31 | 2023-12-15 | 徐工消防安全装备有限公司 | Fire fighting foam foamer, system and foaming method |
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| CN2817906Y (en) * | 2005-08-18 | 2006-09-20 | 公安部上海消防研究所 | Distributed fine fog fire extinguisher of multi-component |
| CN201356933Y (en) * | 2009-03-06 | 2009-12-09 | 上海芜津消防设备有限公司 | Class-A foam fire extinguishing device with improved air source device |
| CN202263321U (en) * | 2011-06-24 | 2012-06-06 | 陈鹏 | Function combination type foam generator |
| CN202951591U (en) * | 2012-11-26 | 2013-05-29 | 宁波恒瑞机械有限公司 | Mixed liquid foaming device |
| CN203577194U (en) * | 2013-11-19 | 2014-05-07 | 北京中卓时代消防装备科技有限公司 | Foam proportionally-mixing unit of airport fire fighting truck |
| CN106284572A (en) * | 2015-06-08 | 2017-01-04 | 松下家电研究开发（杭州）有限公司 | A kind of foam-making apparatus |
| CN206979873U (en) * | 2017-06-29 | 2018-02-09 | 成都启特安全技术有限责任公司 | A kind of Liqiud-gas mixing device |
| CN207959406U (en) * | 2018-01-09 | 2018-10-12 | 松下家电研究开发（杭州）有限公司 | A kind of foam maker and toilet seat |
| CN108771808A (en) * | 2018-07-27 | 2018-11-09 | 赵晔 | Hydraulic piston formula froth ratio mixed method and foam proportioner |
| CN215608929U (en) * | 2020-12-31 | 2022-01-25 | 泰州市玉林动力机械有限公司 | Gas-liquid proportional mixer for real-time and rapid foam generation |
-
2020
- 2020-12-31 CN CN202011636427.2A patent/CN112546498B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2817906Y (en) * | 2005-08-18 | 2006-09-20 | 公安部上海消防研究所 | Distributed fine fog fire extinguisher of multi-component |
| CN201356933Y (en) * | 2009-03-06 | 2009-12-09 | 上海芜津消防设备有限公司 | Class-A foam fire extinguishing device with improved air source device |
| CN202263321U (en) * | 2011-06-24 | 2012-06-06 | 陈鹏 | Function combination type foam generator |
| CN202951591U (en) * | 2012-11-26 | 2013-05-29 | 宁波恒瑞机械有限公司 | Mixed liquid foaming device |
| CN203577194U (en) * | 2013-11-19 | 2014-05-07 | 北京中卓时代消防装备科技有限公司 | Foam proportionally-mixing unit of airport fire fighting truck |
| CN106284572A (en) * | 2015-06-08 | 2017-01-04 | 松下家电研究开发（杭州）有限公司 | A kind of foam-making apparatus |
| CN206979873U (en) * | 2017-06-29 | 2018-02-09 | 成都启特安全技术有限责任公司 | A kind of Liqiud-gas mixing device |
| CN207959406U (en) * | 2018-01-09 | 2018-10-12 | 松下家电研究开发（杭州）有限公司 | A kind of foam maker and toilet seat |
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| Publication number | Publication date |
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| CN112546498A (en) | 2021-03-26 |
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