CN211986784U - Mobile medium-pressure water mist fire extinguishing device - Google Patents
Mobile medium-pressure water mist fire extinguishing device Download PDFInfo
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- CN211986784U CN211986784U CN202020564481.XU CN202020564481U CN211986784U CN 211986784 U CN211986784 U CN 211986784U CN 202020564481 U CN202020564481 U CN 202020564481U CN 211986784 U CN211986784 U CN 211986784U
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Abstract
The utility model relates to the technical field of fire extinguishing devices, and discloses a mobile medium-pressure water mist fire extinguishing device, which comprises a water tank, a medium-pressure water pump, an engine or a motor and a multifunctional water mist water gun, wherein the engine or the motor drives the medium-pressure water pump to supply medium-pressure water to the multifunctional water mist water gun through a speed reducer assembly, and a water outlet of the medium-pressure water pump is also connected with a rubber tube reel; the movable medium-pressure water mist fire extinguishing device enables the rubber tubes to be arranged orderly through the rubber tube reel, the rubber tubes cannot be wound and knotted in the working process, and the rubber tubes can be wound on the reel orderly after the working is finished, so that the hose reel is convenient to store; the medium-pressure water pump can provide medium-pressure water with the pressure of 1.21-3.45 Mpa for the system, so that the problem that high pressure brings harm to human bodies, is not beneficial to spraying in public places or places close to people and can not extinguish human fire is solved; the cultural relics are damaged, and the cultural relics cannot be used in museums or ancient buildings.
Description
Technical Field
The utility model relates to a extinguishing device technical field, concretely relates to portable middling pressure water mist extinguishing device.
Background
In recent years, with the vigorous development of each cause in China, high-rise buildings, residential areas, hotels, restaurants, large-scale commercial buildings and the like are rapidly increased, and meanwhile, the occurrence of various fire accidents is increased, so that the lives and properties of people are seriously threatened. The common fire fighting technologies on the market today include: gaseous fire extinguishing agent, water spraying and high pressure fine water smoke etc. but traditional gaseous fire extinguishing agent and water spraying system all have not few defects, like: drawbacks of (a) gaseous extinguishing agents:
1. the extinguishing agent of the gas fire extinguishing system is harmful to human bodies and the environment;
2. the gas needs a closed space, and the pressure container has potential safety hazards;
3. the gas exceeds a certain space and needs room division;
4. the gas fire extinguishing effect is reduced along with the reduction of the concentration of the environmental gas, and the reignition is easy to occur due to the reduction of the fire extinguishing effect;
5. the gas needs to be replaced with a medicament regularly, which increases the cost of later maintenance.
(II) defects of water spraying systems:
1. the water is sprayed on a fire scene, so that the heat absorption, cooling and fire extinguishing speed is slow, and the fire extinguishing efficiency is low;
2. the water consumption is large, the water stain loss is high and the pollution is high;
3. the electric fire can not be extinguished;
4. a fire pool or a large water tank is needed, so that the requirements on civil engineering and pump room space are increased;
5. the smog particles can not be adsorbed, the visibility of a fire scene is low, the harm of the smog to a human body can not be avoided, and the evacuation of people is not facilitated.
Compared with a plurality of defects of gas fire extinguishing agents and water spraying in use, the high-pressure water mist makes up most of defects to a certain extent, the potential advantage of the water mist as the fire extinguishing agent to the environment enables the application range of the water mist to be continuously expanded, and the researches on the aspect that the water mist fire extinguishing system is used for residential buildings, combustible liquid storage facilities and electrical equipment have achieved encouraging results.
However, the working pressure of the system of the existing high-pressure water mist fire extinguishing device is more than 3.45Mpa, and the high pressure brings harm to human bodies, is not beneficial to spraying in public places or places close to people, and even can not extinguish human fire; has destructive power to cultural relics and cannot be used in museums or ancient buildings.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a mobile medium-pressure water mist fire extinguishing device, which arranges rubber pipes in order through a rubber pipe reel, can not be wound and knotted in the working process, and can wind the rubber pipes on the reel in order after the working is finished, thereby being convenient for storage; the medium-pressure water pump can provide medium-pressure water with the pressure of 1.21-3.45 Mpa for the system, so that the problem that high pressure brings harm to human bodies, is not beneficial to spraying in public places or places close to people and can not extinguish human fire is solved; the cultural relics are damaged, and the cultural relics cannot be used in museums or ancient buildings.
In order to achieve the above object, the present invention provides the following technical solutions:
portable middling pressure thin water smoke extinguishing device, including water tank, middling pressure water pump, engine or motor and multi-functional thin water smoke squirt, engine or motor pass through the speed reducer subassembly and drive middling pressure water pump and supply middling pressure water to multi-functional thin water smoke squirt, middling pressure water pump delivery port still is connected with the rubber tube reel.
Preferably, the water tank, the medium-pressure water pump and the engine or the motor are all arranged on a trolley.
Preferably, the water inlet of the water tank is provided with a filter screen, and the water outlet is provided with a filter.
Preferably, the multifunctional water mist gun is set to be in a direct-flow spraying state or a fine water mist spraying state or a direct-flow and fine water mist spraying state.
Preferably, a direct-flow spraying pipeline and a fine water mist spraying pipeline are arranged in the multifunctional fine water mist water gun, the direct-flow spraying pipeline and the fine water mist spraying pipeline can separate direct-flow water and fine water mist, and the spraying state is adjusted through a water gun control valve.
Compared with the prior art, the beneficial effects of the utility model are that:
the water mist fire extinguishing device of the utility model arranges the rubber tubes in order through the rubber tube reel, can not be wound and knotted in the working process, and can wind the rubber tubes on the reel in order after the working is finished, thereby being convenient for storage;
meanwhile, a small engine or a motor with higher efficiency is selected, power is provided for a medium-pressure water pump through an optimized speed reducer assembly under the condition that the efficiency loss of torque in the power transmission process is reduced to the maximum extent, the medium-pressure water pump can provide medium-pressure water with the pressure of 1.21-3.45 Mpa for a system, the problem that high pressure brings harm to human bodies, is not beneficial to spraying in public places or places close to people, and can not extinguish human body fire is solved; the cultural relics are damaged, and the cultural relics cannot be used in museums or ancient buildings.
Drawings
FIG. 1 shows a side view of a mobile medium-pressure water mist fire suppression apparatus;
FIG. 2 shows a front view of a mobile medium-pressure water mist fire suppression apparatus;
FIG. 3 is a cross-sectional view of a multi-functional water mist gun of the portable medium pressure water mist fire suppression apparatus;
fig. 4 shows a top view of a mobile medium-pressure water mist fire extinguishing device.
In the drawings: 1. handcart, 2, filter screen, 3, water tank, 4, filter, 5, medium pressure water pump, 6, speed reducer subassembly, 7, engine or motor, 8, rubber tube reel, 9, multi-functional thin water smoke squirt, 91, squirt control valve, 92, direct current injection pipeline, 93, thin water smoke injection pipeline.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Please refer to fig. 1 to 4 simultaneously, the utility model discloses a preferred embodiment provides portable middling pressure thin water smoke extinguishing device, including water tank 3, middling pressure water pump 5, engine or motor 7 and multi-functional thin water smoke squirt 9, engine or motor 7 pass through speed reducer subassembly 6 and reduce the rotational speed, drive middling pressure water pump 5 after the moment of torsion increase and supply middling pressure water to multi-functional thin water smoke squirt 9, middling pressure water pump 5 delivery port still is connected with rubber tube reel 8, rubber tube reel 8 can select different length configurations before the use, makes the rubber tube arrange in order, can not twine in the course of the work and knot, after the work, can twine the reel in order with the rubber tube, be convenient for accomodate.
In the present embodiment, the water tank 3, the medium pressure water pump 5 and the engine or motor 7 are all disposed on a cart 1 so as to be movable for fire suppression.
In the embodiment, a filter screen 2 is arranged at an inlet of the water tank 3, and a filter 4 is arranged at an outlet of the water tank so as to filter water entering a medium-pressure water pump 5, ensure that water quality has no impurities and protect the normal operation of a system.
Preferably, the multifunctional water mist gun 9 is set to be in a direct-flow spraying state, a fine water mist spraying state or a direct-flow and fine water mist spraying state; the multifunctional water mist water gun 9 is internally provided with a direct current spraying pipeline 92 and a water mist spraying pipeline 93, the direct current spraying pipeline 92 and the water mist spraying pipeline 93 can separate direct current water and water mist, and the water entering the spray gun is controlled by the water gun control valve 91 to pass through the direct current spraying pipeline 92 or the water mist spraying pipeline 93 so as to control the spraying of the direct current water or the water mist.
The device selects a small engine or a motor 7 with higher efficiency, the optimized speed reducer component 6 is used for providing power for the medium-pressure water pump 5 under the condition of reducing the efficiency loss of torque in the power transmission process to the maximum extent, the medium-pressure water pump 5 can provide medium-pressure water with the pressure of 1.21 Mpa-3.45 Mpa for the system, the system pressure can be adjusted in the range according to the requirement of the injection effect, the medium-pressure water pumped by the medium-pressure water pump 5 flows to the multifunctional fine water mist water gun 9 through the rubber tube reel 8, the multifunctional fine water mist water gun 9 integrates three injection states of direct-current injection, fine water mist injection and direct-current fine water mist injection, the injection angle, the distribution ratio of the direct-current water mist and the fine water mist are adjustable, the direct-current injection pipeline 92 and the fine water mist injection pipeline 93 can separate the direct-current water mist and the fine water mist, and the injection state can be selected by the water gun control valve 91, the water with different flow directions is impacted into micro fog drops.
The sprayed straight water can reach a longer spraying distance, which is helpful for extinguishing long-distance fire; the sprayed water mist is quickly evaporated and diffused after being heated, so that air in a fire scene is effectively discharged, a barrier is formed around the fire scene, air introduction outside the fire scene is blocked, the oxygen content of air near the fire source is diluted, the fire source is suffocated and extinguished, meanwhile, the radiation heat of the fire source can be effectively absorbed and blocked, personnel can be evacuated safely, extinguishers can approach the fire scene for rescue, the radiation heat can be effectively resisted to ignite secondary fire, and the spread of fire is prevented.
The working procedure is as follows:
1. preparation work:
1) the whole set of devices (a water tank 3, a power supply, a medium-pressure water pump 5, a hose reel 8, a multifunctional water mist gun 9 and the like) are connected;
2) checking whether the liquid level of the water tank 3 (if foam is required to be sprayed, the liquid level of the foam is also checked), a power supply, gasoline and engine oil are in place;
3) checking whether a water outlet valve of the water tank is opened or not and whether a foam switch is opened or not;
4) whether an engine or a motor 7 switch, an engine throttle switch, an air door switch and a power switch are reset or not;
5) after the multifunctional water mist gun 9 is connected with the hose reel 8, whether the quick connector is locked or not is judged to prevent hurting people;
6) the drawing speed of the rubber hose reel 8 is moderate, the rubber hoses in the reel are not disordered, the last rubber hose is proper to be left for one circle, the rubber hoses are arranged when being reeled, the rubber hoses cannot be crossed, and otherwise the reel and the rubber hoses are easy to damage;
2. and (3) starting operation:
1) opening a switch of the multifunctional water mist gun 9;
2) starting the engine or the motor 7, opening the reflux valve switch during starting, and closing the reflux valve switch after starting to perform injection operation; when the injection is stopped, the medium-pressure water pump 5 is in a low-pressure state;
3) after the system is started for the first time, firstly, the multifunctional water mist gun 9 is opened to spray for about 20 seconds so as to discharge residual air in the system;
4) when the direct current injection is carried out: putting a water gun control valve 91 of the multifunctional water mist water gun 9 in a direct-current working state, closing a water mist spraying pipeline 93, pulling a spray gun switch to perform direct-current spraying, and performing fire extinguishing operation;
5) when fine mist spraying is carried out: putting a water gun control valve 91 of the multifunctional water mist water gun 9 in a water mist working state, closing the direct current injection pipeline 92, and pulling a spray gun switch to inject water mist for fire extinguishing;
6) when the direct current and the fine water mist are simultaneously sprayed: putting a water gun control valve 91 of the multifunctional water mist water gun 9 into a direct-current and water mist simultaneous working state, simultaneously opening a direct-current spraying pipeline 92 and a water mist spraying pipeline 93, pulling a spray gun switch to simultaneously spray direct current and water mist, and performing fire extinguishing operation;
3. and (5) finishing the operation:
1) closing the multifunctional water mist water gun 9;
2, turning off the engine or the motor 7;
3) opening the multifunctional water mist water gun 9 and releasing pressure;
4) and finishing the operation.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The above description is for the detailed description of the preferred possible embodiments of the present invention, but the embodiments are not intended to limit the scope of the present invention, and all equivalent changes or modifications accomplished under the technical spirit suggested by the present invention should fall within the scope of the present invention.
Claims (5)
1. Portable middling pressure thin water smoke extinguishing device, its characterized in that, including water tank (3), middling pressure water pump (5), engine or motor (7) and multi-functional thin water smoke squirt (9), engine or motor (7) drive middling pressure water pump (5) through speed reducer subassembly (6) and supply middling pressure water to multi-functional thin water smoke squirt (9), middling pressure water pump (5) delivery port still is connected with rubber tube reel (8).
2. A mobile medium-pressure water mist fire suppression apparatus according to claim 1, characterized in that the water tank (3), the medium-pressure water pump (5) and the engine or motor (7) are all placed on a trolley (1).
3. A mobile medium-pressure water mist fire extinguishing apparatus according to claim 1, characterized in that the water inlet on the water tank (3) is equipped with a strainer (2) and the water outlet is equipped with a filter (4).
4. The mobile medium-pressure water mist fire suppression device according to claim 1, characterized in that the multifunctional water mist monitor (9) is set in a direct-flow spray mode, a fine mist spray mode, or a direct-flow plus fine mist spray mode.
5. The mobile medium-pressure water mist fire extinguishing device according to claim 4, wherein a direct-flow spraying pipeline (92) and a water mist spraying pipeline (93) are arranged in the multifunctional water mist water gun (9), the direct-flow spraying pipeline (92) and the water mist spraying pipeline (93) can separate direct-flow water from water mist, and the spraying state is adjusted through a water gun control valve (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020564481.XU CN211986784U (en) | 2020-04-16 | 2020-04-16 | Mobile medium-pressure water mist fire extinguishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020564481.XU CN211986784U (en) | 2020-04-16 | 2020-04-16 | Mobile medium-pressure water mist fire extinguishing device |
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| CN211986784U true CN211986784U (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020564481.XU Active CN211986784U (en) | 2020-04-16 | 2020-04-16 | Mobile medium-pressure water mist fire extinguishing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115501514A (en) * | 2022-10-25 | 2022-12-23 | 山东聚信源智能科技有限公司 | Forest protection movable fire fighting equipment and fire fighting method thereof |
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2020
- 2020-04-16 CN CN202020564481.XU patent/CN211986784U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115501514A (en) * | 2022-10-25 | 2022-12-23 | 山东聚信源智能科技有限公司 | Forest protection movable fire fighting equipment and fire fighting method thereof |
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