CN115487451A - Elevating jet fire truck - Google Patents
Elevating jet fire truck Download PDFInfo
- Publication number
- CN115487451A CN115487451A CN202211293468.5A CN202211293468A CN115487451A CN 115487451 A CN115487451 A CN 115487451A CN 202211293468 A CN202211293468 A CN 202211293468A CN 115487451 A CN115487451 A CN 115487451A
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- China
- Prior art keywords
- foam
- compressed air
- mixing chamber
- fire
- air compressor
- 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.)
- Pending
Links
- 230000003028 elevating effect Effects 0.000 title claims abstract description 8
- 239000006260 foam Substances 0.000 claims abstract description 114
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 50
- 239000007788 liquid Substances 0.000 claims abstract description 14
- 239000000203 mixture Substances 0.000 claims abstract description 13
- 238000005187 foaming Methods 0.000 claims abstract description 12
- 238000012546 transfer Methods 0.000 claims abstract description 12
- 239000012141 concentrate Substances 0.000 claims description 10
- 239000011259 mixed solution Substances 0.000 abstract description 11
- 239000011550 stock solution Substances 0.000 abstract description 6
- 238000000605 extraction Methods 0.000 description 4
- 239000010720 hydraulic oil Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C27/00—Fire-fighting land vehicles
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/28—Accessories for delivery devices, e.g. supports
-
- 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
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C99/00—Subject matter not provided for in other groups of this subclass
- A62C99/0009—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames
- A62C99/0036—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames using foam
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a high-lift jet fire engine. The elevating jet fire truck comprises a chassis and a compressed air foam system, wherein the chassis comprises a transfer case, and the transfer case comprises a first power take-off shaft and a second power take-off shaft. Compressed air foam system includes water pump, air compressor machine, foam pump and mixing chamber, and the water pump is connected with first power of takeoff axle drive, and the air compressor machine is connected with second power of takeoff axle drive, and in the mixing chamber was carried with water to the water pump, in the foam pump carried the foam stoste in the mixing chamber, the air compressor machine carried compressed air in the mixing chamber, and compressed air and foam mixed liquid spout after the mixed foaming in the mixing chamber. According to the high-lift jet fire fighting truck, the foam stock solution is injected into the mixing chamber to be mixed with water to form the foam mixed solution, the compressed air is injected into the foam mixed solution through the air compressor, the compressed air and the mixed solution are uniformly mixed in the mixing chamber, the mixture is fully foamed and then is sprayed out, the foam foaming multiple is high, the formed foam is uniform and fine, the adhesiveness is good, the performance is stable, and the fire extinguishing efficiency can be improved.
Description
Technical Field
The invention relates to the technical field of fire trucks, in particular to a lifting jet fire truck.
Background
At present, the number of urban high-rise buildings in China is the top line of the world. The high-rise building fire has the characteristics of high fire spreading speed, difficult personnel evacuation, high fire suppression difficulty and the like, and when a fire protection system of the building has the condition of insufficient design or maintenance, once the fire in the building is on the fire, the fire cannot be suppressed in time, or the fire on the outer layer is on the fire, the danger in a wider range can be brought.
Aiming at high-rise fire, the lifting jet fire engine is widely applied at present. The existing high-lift jet fire truck generally adopts negative pressure type B foam to extinguish fire, the negative pressure type B foam is unstable in foaming, the foam liquid separation time is short, the fire extinguishing efficiency is low, and the water stain pollution is serious.
Disclosure of Invention
The invention provides a high-spraying fire truck for improving fire extinguishing efficiency.
The invention provides a high-lift jet fire engine, comprising:
the transfer case comprises a first power take-off shaft and a second power take-off shaft; and
compressed air foam system, including water pump, air compressor machine, foam pump and mixing chamber, the water pump is connected with first power of extraction axle drive, and the air compressor machine is connected with second power of extraction axle drive, and the water pump is used for carrying water in the mixing chamber, and the foam pump is used for carrying the foam stoste in the mixing chamber so that water and foam stoste mix and form the foam and mix the liquid, and the air compressor machine is used for carrying compressed air in the mixing chamber, and compressed air and foam mixed liquid spout after mixing the foaming in the mixing chamber.
In some embodiments, the chassis further includes a clutch disposed between the second power take-off shaft and the air compressor, the clutch being operative to control whether the air compressor delivers compressed air into the mixing chamber.
In some embodiments, the compressed air foam system further comprises a pressure sensor for detecting a pressure of the water outlet of the water pump, a flow meter for detecting a flow rate of the water outlet of the water pump, and a controller coupled to the pressure sensor and the flow meter to control the flow rate and pressure of the foam concentrate output by the foam pump based on the pressure of the water outlet and the flow rate of the water outlet and a mixing ratio of the water and the foam concentrate.
In some embodiments, the compressed air foam system further comprises a power source drivingly connected to the foam pump and a control valve disposed between the power source and the foam pump, the controller being configured to control the power source and the control valve to control the flow and pressure of the output foam concentrate.
In some embodiments, the controller is further configured to control the pressure of the compressed air output by the air compressor based on the pressure of the foam mixture.
In some embodiments, the controller is further configured to control the pressure of the compressed air output by the air compressor to adjust the foaming ratio based on the flow rate of the foam mixture.
In some embodiments, the compressed air foam system further comprises a fire hose connected to the outlet of the mixing chamber, and the elevated jet fire engine further comprises a lifting boom along which the fire hose extends to be lifted by the lifting boom.
In some embodiments, the boom comprises a distal arm at the distal end and a hook pipe arrangement, the distal arm and the hook pipe arrangement being switchably configurable.
Based on the technical scheme provided by the invention, the high-lift jet fire engine comprises a chassis and a compressed air foam system, wherein the chassis comprises an engine and a transfer case, and the transfer case comprises a first power take-off shaft and a second power take-off shaft. Compressed air foam system includes the water pump, the air compressor machine, foam pump and mixing chamber, and the water pump is connected with first power of extraction axle drive, and the air compressor machine is connected with second power of extraction axle drive, and the water pump is used for carrying water in the mixing chamber, and the foam pump is used for carrying the foam stoste in the mixing chamber so that water and foam stoste mix and form the foam and mix the liquid, and the air compressor machine is used for carrying compressed air in the mixing chamber, and compressed air and foam mixed liquid spout after mixing the foaming in the mixing chamber. According to the elevating jet fire truck, the foam stock solution is injected into the mixing chamber through the foam pump to be mixed with water to form the foam mixed solution, the compressed air is injected into the foam mixed solution through the air compressor, the compressed air and the mixed solution are uniformly mixed in the mixing chamber and are fully foamed and then sprayed out, the foam foaming multiple is high, the formed foam is uniform and fine, the adhesiveness is good, the performance is stable, and the fire extinguishing efficiency can be improved. And water pump and air compressor machine carry out mechanical connection with the power take-off shaft of transfer case respectively, can satisfy high-power air compressor machine's power demand, and then make compressed air foam system's flow promote by a wide margin, and this adopts hydraulic motor drive air compressor machine can not satisfy, can further improve the efficiency of putting out a fire.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
fig. 1 is a schematic structural view of a fire truck with a high-rise fire injection according to an embodiment of the invention.
Fig. 2 is a schematic structural view of the chassis in fig. 1.
Fig. 3 is a schematic view of the compressed air foam system of fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
For ease of description, spatially relative terms such as "over 8230 \ 8230;,"' over 8230;, \8230; upper surface "," above ", etc. may be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; 'above" may include both orientations "at 8230; \8230;' above 8230; 'at 8230;' below 8230;" above ". The device may be otherwise variously positioned and the spatially relative descriptors used herein interpreted accordingly.
As shown in fig. 1, some embodiments of the elevated jet fire engine include a chassis 10, a subframe 20, a fire-fighting reservoir 50, an upper fire-fighting system 60, and a turntable 80.
As shown in fig. 1, the elevated jet fire engine of the embodiment of the present invention includes a chassis 10 and a compressed air foam system 40. As shown in fig. 2, the chassis 10 includes an engine and transfer case 11. The transfer case 11 includes a first power take-off shaft 12 and a second power take-off shaft 13. As shown in fig. 3, the compressed air foam system 40 includes a water pump 41, an air compressor 44, a foam pump 45, and a mixing chamber 43. The water pump 41 is in driving connection with the first power take-off shaft 12, and the air compressor 44 is in driving connection with the second power take-off shaft 13. The water pump 41 is used for delivering water into the mixing chamber 43, the foam pump 45 is used for delivering foam stock solution into the mixing chamber 43 so that the water and the foam stock solution are mixed to form foam mixed solution, the air compressor 44 is used for delivering compressed air into the mixing chamber 43, and the compressed air and the foam mixed solution are mixed and foamed in the mixing chamber 43 and then are sprayed out.
According to the high-rise jet fire truck disclosed by the embodiment of the invention, the foam stock solution is injected into the mixing chamber 43 through the foam pump to be mixed with water to form the foam mixed solution, the compressed air is injected into the foam mixed solution through the air compressor, and the compressed air and the mixed solution are uniformly mixed and fully foamed in the mixing chamber and then are jetted out, so that the foam foaming multiple is high, the formed foam is uniform and fine, the adhesiveness is good, the performance is stable, and the fire extinguishing efficiency can be improved. And water pump 41 and air compressor machine 44 carry out mechanical connection with the power take-off shaft of transfer case 11 respectively, can satisfy high-power air compressor machine's power demand, and then make compressed air foam system's flow promote by a wide margin, this adopts hydraulic motor drive air compressor machine can not satisfy, can further improve the efficiency of putting out a fire.
And because the flow of the compressed air foam system is greatly improved, the operation height of the elevating jet fire engine can reach 60 meters.
The high-pressure fire truck provided by the embodiment of the invention adopts a single power source to simultaneously provide power for the traveling system and the compressed air foam system, and takes the power of the broken shaft of the transfer case as the power source of the water pump and the air compressor in the compressed air foam system, so that the perfect combination of the high-pressure fire truck and the compressed air foam system is realized. And the chassis engine provides power for the whole machine, an additional power unit is not needed, the layout of the whole machine is simplified, and individual combat is realized. In the elevating jet fire engine provided by the embodiment of the invention, the compressed air foam system is integrated on the fire engine, and the compressed air foam system is directly controlled to work during fire fighting operation without being matched with an air supply unit outside the fire engine, so that the operation efficiency is improved.
In some embodiments, as shown in fig. 2, chassis 10 further includes a clutch 14 disposed between second power take-off shaft 13 and air compressor 44. Clutch 14 is actuated to control whether air compressor 44 delivers compressed air into mixing chamber 43.
A clutch 14 is provided between the air compressor 44 and the second power take-off shaft 13. The clutch 14 controls whether the air compressor 44 is engaged with the second power take-off shaft 13. When the air compressor 44 is engaged with the second power take-off shaft 13, the air compressor 44 is operated, and the compressed air foam system 40 outputs compressed air foam. When the air compressor 44 is disconnected from the second power take-off shaft 13, the air compressor 44 does not operate, and the compressed air foam system 40 outputs foam mixed liquid at this time, so that the compressed air foam system of the embodiment of the present invention can switch the output liquid according to actual conditions.
In some embodiments, the compressed air foam system 40 further includes a pressure sensor for detecting a pressure at the water outlet of the water pump 41, a flow meter for detecting a flow rate at the water outlet of the water pump 41, and a controller. The controller is coupled to the pressure sensor and the flow meter to control the flow rate and pressure of the foam concentrate output by the foam pump 45 according to the pressure at the water outlet, the flow rate at the water outlet, and the mixing ratio of the water and the foam concentrate.
In some embodiments, the compressed air foam system 40 further includes a power source in driving connection with the foam pump 45 and a control valve disposed between the power source and the foam pump 45. The controller is configured to control the power source and control the valve to control the flow and pressure of the output foam concentrate.
The mixing ratio of the foam mixed liquid detects the flow and pressure of the water outlet of the water pump 41 through a flow meter and a pressure sensor, the foam pump is controlled according to the set mixing ratio of the foam liquid, and the flow and pressure of the foam stock solution are controlled by adjusting the power source of the foam pump and the control valve.
In order to effectively ensure that the foam concentrate of the compressed air reaches the set foaming ratio, in some embodiments, the controller is further configured to control the pressure of the compressed air output by the air compressor 44 according to the pressure of the foam mixture. Specifically, the required air pressure is calculated according to the pressure of the foam mixed liquid, so that the condition that the air pressure is too low to inject the foam or the air pressure is too high to cause insufficient foam mixing is avoided.
Furthermore, flow matching is carried out after pressure matching is finished, and the opening of a proportional valve of the air flow meter is adjusted, so that the compressed air foam liquid is ensured to reach the set foaming multiple. In some embodiments, the controller is further configured to control the pressure of the compressed air output by the air compressor 44 to adjust the foaming ratio based on the flow rate of the foam mixture.
In some embodiments, the compressed air foam system 40 also includes a fire hose 46. The fire hose 46 is connected to the outlet of the mixing chamber 43, and the elevating jet fire truck further includes a lifting arm support, and the fire hose extends along the arm support to be lifted by the lifting arm support. The fire fighting pipe of the compressed air foam system of the embodiment of the invention extends along the lifting arm support, so that the fire fighting pipe can be lifted along with the lifting arm support, and further the fire fighting in a higher range can be realized.
Furthermore, the lifting arm support comprises a first telescopic arm, a second telescopic arm and a third section arm. Wherein, first flexible arm includes two section arms at least, and the flexible arm of second includes two section arms at least. And first flexible arm is for the flexible arm of second collapsiblely setting, like this when non-operation state, collapsible placing, and then reduces whole car height to improve the obstacle crossing ability of fire engine.
In some embodiments, the lifting boom comprises a distal arm and a hook pipe arrangement arranged at the distal end, the distal arm and the hook pipe arrangement being switchably arranged. For example, when a special fire disaster of a petrochemical tank occurs, the arm support is required to extend into the tank body to extinguish the fire, the last arm is quickly exchanged with the hook pipe device, the hook pipe can extend into the oil tank to extinguish the fire at a short distance, and the safety problem of short-distance fire extinguishing of a fireman and the efficiency problem of three-dimensional fire extinguishing are solved.
As shown in fig. 1, the lifting arm support 30 is subjected to amplitude variation under the action of an amplitude variation device 70.
According to the invention, the thermal radiation protection technology of the arm support in a fire scene is applied to a fire engine, the outer surface of the tail arm is sprayed with a high-temperature-resistant coating, a hydraulic oil pipe, a cable and an electrical element exposed outside the arm support are protected by a high-silica sleeve or a high-silica adhesive tape, and the test effect proves that the arm support can continuously operate for half an hour under the environment of more than or equal to 500 ℃, the temperature rise of a structural member is less than 200 degrees, and the mechanical property is not influenced. The flexibility and pressure resistance of the hydraulic oil pipe are not affected, and the oil temperature is less than 100 degrees. The cable electric signal transmission is normal, the electric performance such as current and voltage is not influenced, and the fluctuation rate of the electric signal influence is less than 10%.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that: modifications to the specific embodiments of the invention or equivalent substitutions for parts of the technical features may be made; without departing from the spirit of the present invention, it is intended to cover all aspects of the invention as defined by the appended claims.
Claims (8)
1. A fire truck for elevating fire, comprising:
a chassis (10) comprising an engine and a transfer case (11), the transfer case (11) comprising a first power take-off shaft (12) and a second power take-off shaft (13); and
compressed air foam system (40), including water pump (41), air compressor machine (44), foam pump (45) and mixing chamber (43), water pump (41) with first power of asking axle (12) drive is connected, air compressor machine (44) with second power of asking axle (13) drive is connected, water pump (41) are used for carrying water in mixing chamber (43), foam pump (45) are used for carrying foam stoste in mixing chamber (43) so that water and foam stoste mix and form the foam and mix the liquid, air compressor machine (44) are used for carrying compressed air in mixing chamber (43), and compressed air and foam mixed liquid are in spout after mixing foaming in mixing chamber (43).
2. Fire truck according to claim 1, characterized in that said chassis (10) further comprises a clutch (14) arranged between said second power take-off shaft (13) and said air compressor (44), said clutch (14) acting to control whether said air compressor (44) delivers compressed air into said mixing chamber (43).
3. The fire truck of claim 1, wherein the compressed air foam system (40) further comprises a pressure sensor for detecting a pressure at the outlet of the water pump (41), a flow meter for detecting a flow rate at the outlet of the water pump (41), and a controller coupled to the pressure sensor and the flow meter to control the flow rate and pressure of the foam concentrate output by the foam pump (45) according to the pressure at the outlet and the flow rate at the outlet and a mixing ratio of water and foam concentrate.
4. The elevated jet fire engine of claim 3, wherein the compressed air foam system (40) further comprises a power source drivingly connected to the foam pump (45) and a control valve disposed between the power source and the foam pump (45), the controller being configured to control the power source and the control valve to control the flow and pressure of the output foam concentrate.
5. The fire truck of claim 3, wherein the controller is further configured to control the pressure of the compressed air output by the air compressor (44) as a function of the pressure of the foam mixture.
6. The fire truck of claim 5, wherein the controller is further configured to control the pressure of the compressed air output by the air compressor (44) to adjust the expansion ratio based on the flow rate of the foam mixture.
7. The fire truck as set forth in claim 1, wherein the compressed air foam system (40) further comprises a fire hose (46), the fire hose (46) being connected to an outlet of the mixing chamber (43), the fire truck further comprising a lifting boom (30), the fire hose (46) extending along the lifting boom (30) to be lifted by the lifting boom (30).
8. The fire truck as recited in claim 7 wherein the boom includes a distal arm at a distal end and a hook pipe means, the distal arm and the hook pipe means being switchably positionable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211293468.5A CN115487451A (en) | 2022-10-21 | 2022-10-21 | Elevating jet fire truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211293468.5A CN115487451A (en) | 2022-10-21 | 2022-10-21 | Elevating jet fire truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115487451A true CN115487451A (en) | 2022-12-20 |
Family
ID=84473633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211293468.5A Pending CN115487451A (en) | 2022-10-21 | 2022-10-21 | Elevating jet fire truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115487451A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116020072A (en) * | 2023-02-21 | 2023-04-28 | 徐工消防安全装备有限公司 | Fire monitor and fire extinguishing injection system |
| CN116139435A (en) * | 2023-02-21 | 2023-05-23 | 徐工消防安全装备有限公司 | Lifting jet fire engine |
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| CA2454760A1 (en) * | 2003-02-28 | 2004-08-28 | Hale Products, Inc. | Compressed air foam pumping system |
| CN102049115A (en) * | 2009-11-03 | 2011-05-11 | 徐州重型机械有限公司 | Fire truck and fire protection foam system thereof |
| CN108619635A (en) * | 2018-05-09 | 2018-10-09 | 中国石油大学(北京) | Compressed-air foam intelligent fire device for outer floating roof crude oil storage tank |
| CN217041160U (en) * | 2022-03-24 | 2022-07-26 | 四川川消消防车辆制造有限公司 | Compressed air foam fire extinguishing system |
-
2022
- 2022-10-21 CN CN202211293468.5A patent/CN115487451A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CA2454760A1 (en) * | 2003-02-28 | 2004-08-28 | Hale Products, Inc. | Compressed air foam pumping system |
| CN102049115A (en) * | 2009-11-03 | 2011-05-11 | 徐州重型机械有限公司 | Fire truck and fire protection foam system thereof |
| CN108619635A (en) * | 2018-05-09 | 2018-10-09 | 中国石油大学(北京) | Compressed-air foam intelligent fire device for outer floating roof crude oil storage tank |
| CN217041160U (en) * | 2022-03-24 | 2022-07-26 | 四川川消消防车辆制造有限公司 | Compressed air foam fire extinguishing system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116020072A (en) * | 2023-02-21 | 2023-04-28 | 徐工消防安全装备有限公司 | Fire monitor and fire extinguishing injection system |
| CN116139435A (en) * | 2023-02-21 | 2023-05-23 | 徐工消防安全装备有限公司 | Lifting jet fire engine |
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