CN111481867B - Mobile pulse air pressure spray water gun and emergency danger avoiding method - Google Patents
Mobile pulse air pressure spray water gun and emergency danger avoiding method Download PDFInfo
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- CN111481867B CN111481867B CN202010218486.1A CN202010218486A CN111481867B CN 111481867 B CN111481867 B CN 111481867B CN 202010218486 A CN202010218486 A CN 202010218486A CN 111481867 B CN111481867 B CN 111481867B
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- air
- pressure
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- pressure regulating
- water
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
- B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
- B05B11/06—Gas or vapour producing the flow, e.g. from a compressible bulb or air pump
- B05B11/061—Gas or vapour producing the flow, e.g. from a compressible bulb or air pump characterised by the means producing the gas or vapour pressure
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- 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
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
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- 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 application provides a movable pulse air pressure spraying water gun and an emergency danger avoiding method, wherein the movable pulse air pressure spraying water gun comprises a pulse gun, a water source for supplying water to the pulse gun through a water hose, and an air bottle for supplying air to the pulse gun through a high-pressure air hose; a water inlet switch is arranged on the water delivery hose; and a pressure reducer is arranged on the high-pressure gas transmission hose. This application water source and pulse atmospheric pressure spraying squirt separation, the water source passes through the water delivery hose and links to each other with the pulse rifle, has solved pulse atmospheric pressure spraying squirt and has supplied water insufficiently and the overweight problem of complete equipment, has improved the simple operation nature greatly, has alleviateed the load of fire suppression personnel, has improved fire suppression personnel's efficiency of putting out a fire and fire extinguishing effect simultaneously greatly, and this pulse atmospheric pressure spraying squirt can form the water smoke passageway fast moreover for the fire suppression personnel flee from dangerous situation fast.
Description
Technical Field
The application discloses a movable pulse air pressure spraying water gun and an emergency danger avoiding method.
Background
The existing pulse air pressure spraying water gun is mostly carried by a single person, and the total weight is less than 30 kilograms. A water supply bucket (12L), an air supply bottle (small) (2L, 30MPa), a two-way pressure reducer, a back plate and the like are added, so that about 23 kg of the water supply bucket is obtained. The heavy mountain, high and far, rugged mountain road and no road are added, so the mountain is inconvenient. And can only beat for 12 times due to the volume limit of the water bucket. Because the amount of water supply is not enough, the number of times of spraying has seriously been injectd to seriously influenced fire extinguishing efficiency and fire extinguishing effect, simultaneously at the in-process of putting out a fire, the high-risk environment makes the personnel of putting out a fire in danger very easily, and pulse atmospheric pressure spraying squirt supplies water and is not enough to make the personnel of putting out a fire to escape fast very easily.
Disclosure of Invention
The technical problem to be solved by the application is to provide.
The technical problem that this application further solved provides a portable pulse atmospheric pressure spraying squirt, its characterized in that: comprises a pulse gun, a water source for supplying water to the pulse gun through a water delivery hose, and a gas cylinder for supplying gas to the pulse gun through a high-pressure gas delivery hose; a water inlet switch is arranged on the water delivery hose; a pressure reducer is arranged on the high-pressure gas transmission hose;
the pressure reducer comprises a gas distribution part and a pressure regulating part matched and connected with the gas distribution part;
the air distribution part is provided with an air inlet channel, an air outlet channel and an air distribution groove communicated with the air inlet channel and the air outlet channel; a gas distribution unit is arranged in the gas distribution groove; one end of the gas distribution unit, which is relatively close to the gas inlet channel, is provided with a containing groove, and one end of the gas distribution unit, which is relatively far away from the gas inlet channel, is provided with a pressure regulating groove; the accommodating groove is communicated with the pressure regulating groove through an introducing channel; the same end of the gas distribution unit and the pressure regulating groove is provided with a gas guide channel penetrating through the pressure regulating groove; a gas distribution core is arranged in the accommodating groove, and a gas inlet elastic piece is arranged between the gas distribution core and the gas inlet channel; the air distribution unit further comprises: one end of the pressure regulating groove can sequentially penetrate through the pressure regulating channel and the introducing channel and can enter the pressure bearing part in the accommodating groove;
the free end of the gas distribution groove is also provided with a pressure regulating cover capable of moving along the axis of the inner wall of the gas distribution groove; an outer air guide groove capable of accommodating the air distribution unit is arranged at one end of the pressure regulating cover, which is relatively close to the air distribution unit;
one end of the pressure regulating part, which is relatively close to the gas distribution groove, is fixedly connected with the outer wall of the gas distribution groove; a pressure regulating unit is arranged in the pressure regulating part; the pressure regulating unit comprises a pressure regulating cover matched and connected with the inner wall of the pressure regulating part, and a pressure regulating spring is arranged between the pressure regulating cover and the pressure regulating cover.
Furthermore, one of the ends of the pressure-bearing part, which enters the accommodating groove, is provided with a pressure-regulating protrusion, and the distribution core is provided with a pressure-regulating groove matched with the pressure-regulating protrusion.
Furthermore, the groove wall of the accommodating groove communicated with the introducing channel is provided with an annular bulge communicated with the introducing channel.
Furthermore, a pressure bearing plate is arranged at one end of the pressure bearing part, which is relatively close to the pressure regulating cover.
Furthermore, an air inlet groove which is convenient to be matched and connected with the air inlet elastic piece is arranged at one end of the air distribution core, which is relatively close to the air inlet channel.
Furthermore, the gas distributing core side wall is provided with a gas guiding groove.
Furthermore, one end of the pressure-bearing part, which enters the accommodating groove, is provided with a counter-guide channel which is inclined towards one side close to the pressure regulating protrusion, and the two counter-guide channels are jointly connected with a gas-guiding channel arranged in the pressure-bearing part; the air-entraining channel is communicated with the air-entraining through groove arranged on the pressure regulating protrusion.
Furthermore, the free end of the air-entraining through groove is fixedly connected with an annular elastic telescopic part, and the free end of the elastic telescopic part is fixedly connected with an inner pressing plate.
An emergency risk avoiding method is characterized by comprising the following steps:
s1, controlling a target fire head to spread towards a fire scene by adopting a wind power fire extinguisher;
s2, when the smoke of the surrounding environment is diffused, the mobile pulse air pressure spray water gun according to any one of claims 1 to 8 is adopted, and a water inlet switch is turned on; the trigger of the water gun is buckled to open the air valve, the front smoke is subjected to pulse striking to form a water mist channel with the width of 3-5 meters and the length of 10-20 meters, and the fire fighter moves forwards quickly;
and S3, repeating the step S2, and quickly escaping from the dangerous situation by the fire fighter.
The application has the advantages and positive effects that: because this application adopts as above technical scheme, the water source separates with pulse atmospheric pressure spraying squirt, the water source passes through the water delivery hose and links to each other with the pulse rifle, the problem of pulse atmospheric pressure spraying squirt water supply is not enough and complete equipment is overweight (accord with the national standard and be less than 30 kilograms) has been solved, the simple operation nature has been improved greatly, the load of fire suppression personnel has been alleviateed, fire suppression personnel's fire extinguishing efficiency and fire extinguishing effect have been improved greatly simultaneously, and this pulse atmospheric pressure spraying squirt can form the water smoke passageway fast moreover, make the fire suppression personnel flee from dangerous situation fast.
In addition to the technical problems addressed by the present application, the technical features constituting the technical solutions, and the advantages brought by the technical features of the technical solutions described above, other technical problems solved by the present application, other technical features included in the technical solutions, and advantages brought by the technical features will be further described in detail with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic diagram of a mobile pulsed air pressure spray water gun according to an embodiment of the present disclosure;
FIG. 2 is a schematic view of the pressure relief device of FIG. 1;
FIG. 3 is a schematic structural view showing a mating relationship between the air distribution unit and the pressure regulating unit in FIG. 1;
FIG. 4 is a schematic structural diagram of one embodiment of the gas distribution unit in FIG. 1;
FIG. 5 is a schematic structural diagram of one embodiment of the gas distribution unit in FIG. 1;
FIG. 6 is a schematic structural diagram of one embodiment of the gas distribution unit in FIG. 1;
FIG. 7 is a schematic structural diagram of one embodiment of the gas distribution unit of FIG. 1;
fig. 8 is a schematic structural diagram of an embodiment of the air distribution unit in fig. 1.
Detailed Description
The following further describes embodiments of the present application with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present application, but the present application is not limited thereto. In addition, the technical features mentioned in the embodiments of the present application described below may be combined with each other as long as they do not conflict with each other.
In the application, on the one hand, as fig. 1, fig. 2, fig. 3 and fig. 4 show, in this embodiment, this portable pulse atmospheric pressure spraying squirt includes pulse rifle 1, water source 3 and gas cylinder 5, water source 3 links to each other through water delivery hose 2, operating personnel can not bear water source 3, greatly reduced operating personnel's heavy burden, help improving operating personnel's the efficiency of putting out a fire, the portable pulse atmospheric pressure spraying squirt water supply source has also been improved greatly simultaneously, install into water switch 6 on the water delivery hose, the operating personnel of being convenient for opens into water switch 6 as required and put out a fire, in this embodiment, gas cylinder 5 gives pulse rifle 1 air feed through high-pressure gas delivery hose 4, be equipped with pressure reducer 7 on high-pressure gas delivery hose 4, be convenient for regulate and control pulse rifle 1's atmospheric pressure, operating personnel's efficiency of putting out a fire has.
In this embodiment, pressure relief device is the key regulation structure of portable pulse atmospheric pressure spraying squirt, includes: an air distribution part 8 and a pressure regulating part 9 connected with the air distribution part 8. The gas distribution part 8 and the pressure regulating part 9 are matched together to regulate the pressure of gas entering the pulse gun 1. In this embodiment, the gas distribution portion 8 is provided with a gas inlet channel 10 for introducing high-pressure gas; the exhaust passage 11 is used for outputting regulated low-pressure gas to the pulse gun; in this embodiment, the gas distribution groove 12, which is communicated with the gas inlet channel 10 and the gas outlet channel 11, is used for installing a gas distribution unit to adjust high-pressure gas introduced from the gas inlet channel 10 into low-pressure gas. Preferably, the intake passage 10 and the exhaust passage 11 are both located at one side of the gas distribution groove 12 and are respectively communicated with the groove wall of the gas distribution groove 12. Preferably, the intake passage 10 is provided with an intake slot connected to an external intake line and a first transition passage communicating the intake slot with the distribution slot 12. The exhaust channel 11 is provided with an exhaust groove connected with an external exhaust pipeline and a second transition channel for communicating the exhaust groove with the gas distribution groove 12. In this embodiment, the diameters of the first transition passage and the second transition passage are smaller than the diameters of the intake slot and the exhaust slot, respectively.
In this embodiment, a gas distribution unit is arranged in the gas distribution groove 12; preferably, a groove wall of the gas distribution groove 12, which is relatively close to the gas inlet channel 10, is provided with a volumetric groove capable of accommodating the gas distribution unit, and the volumetric groove is clamped with one end of the gas distribution unit to fix the gas distribution unit.
In this embodiment, an accommodating groove 13 is formed at one end of the air distribution unit relatively close to the air inlet channel 10, and a pressure regulating groove 14 is formed at one end of the air distribution unit relatively far away from the air inlet channel 10; the accommodating groove 13 and the pressure-regulating groove 14 are communicated with each other through an introduction passage 15.
In this embodiment, a gas distribution core 17 is disposed in the accommodating groove 13, and an air inlet elastic member 18 is disposed between the gas distribution core 17 and the air inlet passage 10; based on this design, when the high-pressure gas enters the gas distribution groove 12 from the inlet channel, the high-pressure gas first contacts and pushes the gas inlet elastic element 18, and then drives the gas distribution core 17 to displace towards the side close to the inlet channel 15, so that the high-pressure gas enters the accommodating groove 13. In this embodiment, the pressure regulating groove 14 is adapted to the pressure bearing member 19, the accommodating groove 13 is communicated with the pressure regulating groove 14 through the introducing passage 15, and the gas entering from the accommodating groove 13 sequentially enters the introducing passage 15 and the pressure regulating groove 14. The same end of the air distribution unit and the pressure regulating groove 14 is provided with an air guide channel 16 penetrating through the pressure regulating groove 14; the gas entering the surge tank 14 enters the gas guide channel 16 and then enters the gas distribution tank 12.
In this embodiment, the air distribution unit further includes: a pressure-bearing piece 19, one end of which can penetrate the pressure-regulating groove 14, the introduction channel 15 and can enter the accommodating groove 13 in sequence. When the pressure-bearing member 19 enters the pressure-regulating groove 14 and the introducing passage 15, the pressure value of the entering gas can be regulated.
Preferably, the size of the introducing channel 15 is smaller than the size of the pressure regulating groove 14 and the accommodating groove 13. The pressure value of the inlet gas can be better adjusted by adjusting the clearance between the pressure-bearing member 19 and the introduction passage 15.
Regarding the structure of the pressure-bearing member 19, it is preferable that the diameter of the pressure-bearing member 19 gradually increases from its end close to the receiving groove 13 to its end relatively far from the receiving groove 13.
Preferably, the diameter of the pressure-bearing part 19 increases in a step-like manner from its end close to the receiving groove 13 to its end relatively far from the receiving groove 13. By improving the structure of the pressure bearing member 19, it is possible to more conveniently adjust the pressure value of the intake gas.
In order to facilitate the adjustment of the position relation of the pressure bearing part 19 relative to the pressure regulating groove 14, a pressure regulating cover 20 capable of moving along the axis of the inner wall of the gas distribution groove 12 is further arranged on the free end of the gas distribution groove 12; the inner wall of the pressure regulating cover 20 contacts the pressure bearing plate 27, and when the pressure regulating cover 20 moves to the side close to the pressure bearing plate 27, the pressure bearing plate 27 can be driven to move.
In this embodiment, an outer air guide groove 21 capable of accommodating the air distribution unit is disposed at one end of the pressure regulating cover 20 relatively close to the air distribution unit. Based on the design, the outer air guide groove 21 is communicated with the air distribution groove 12, and the air entering the air guide channel 16 firstly enters the outer air guide groove 21 and then enters the air distribution groove 12. In this embodiment, at least one O-ring is disposed between the pressure regulating cover 20 and the sidewall of the gas distribution groove 12.
In this embodiment, one end of the pressure regulating part 9, which is relatively close to the gas distribution groove 12, is fixedly connected with the outer wall of the gas distribution groove 12; a pressure regulating unit is arranged in the pressure regulating part 9; the pressure regulating unit comprises a pressure regulating cover 22 matched and connected with the inner wall of the pressure regulating part 9, and a pressure regulating spring 23 is arranged between the pressure regulating cover 22 and the pressure regulating cover 20. Preferably, a limiting protrusion for fixing the pressure regulating spring 23 is provided on a side of the pressure regulating cover 20 relatively close to the pressure regulating spring 23.
As shown in fig. 5, in a preferred embodiment, a pressure regulating protrusion 24 is disposed on one end of the pressure-bearing member 19 entering the receiving groove 13, and a pressure regulating groove 25 matching with the pressure regulating protrusion 24 is disposed on the air distribution core 17. In this embodiment, the pressure of the intake gas can be adjusted at the accommodation groove 13 by adjusting the gap between the pressure regulating protrusion 24 and the groove wall of the accommodation groove 13.
In a preferred embodiment, as shown in fig. 6, the groove wall of the accommodating groove 13 communicating with the introducing passage 15 is provided with an annular projection 26 communicating with the introducing passage 15. In this embodiment, based on the design of the pressure regulating protrusion 24, by adjusting the gap between the pressure regulating protrusion 24 and the annular protrusion 26, on one hand, the traveling path of the high-pressure gas entering from the air inlet passage 10 can be adjusted, and the purpose of pressure reduction is achieved; on the other hand, the gas walking path can be prolonged to a certain extent, and the purpose of reducing pressure is achieved.
In a preferred embodiment, as shown in fig. 6, a pressure-bearing plate 27 is provided on an end of the pressure-bearing member 19 relatively close to the pressure-regulating cover 20. In this embodiment, the bearing area of the bearing member 19 can be increased by the design of the bearing plate 27.
In a preferred embodiment, as shown in fig. 4, an air inlet groove 28 is formed at an end of the air distribution core 17 relatively close to the air inlet passage 10 for facilitating the coupling with the air inlet elastic member 18. In this embodiment, the intake elastic member 18 may be a spring, or any member capable of elastically deforming under the action of high-pressure gas.
In a preferred embodiment, the side wall of the air distribution core 17 is provided with air guiding grooves. The design of the bleed air groove can provide a volume that can carry gas within the holding tank 13.
As shown in fig. 7, in a preferred embodiment, a pair of back-leading channels 29 inclined to the side close to the pressure regulating protrusion 24 is provided at one end of the pressure-bearing member 19 entering the receiving groove 13, and the two back-leading channels 29 are together provided with the bleed air channel 30 provided in the pressure-bearing member 19; the air-entraining channel 30 is communicated with an air-entraining through groove 31 arranged on the pressure regulating protrusion 24.
In this embodiment, when the instantaneous air pressure in the high-pressure air exceeds the preset air inlet pressure value, the volume of the air entering the introducing channel 15 is increased instantaneously, the influence of the above situation on the pressure reducing unit is relieved by the existence of the back-introducing channel 29, and a part of the air enters the back-introducing channel and then enters the air-introducing channel 30 and the air-introducing through groove 31 for release.
As shown in fig. 8, in a preferred embodiment, the free end of the air-guiding through slot 31 is fixedly connected with an annular elastic expansion part 32, and the free end of the elastic expansion part 32 is fixedly connected with an inner pressing plate 33. Through the free end that bleed through groove 31 is equipped with elastic expansion portion 32 and interior clamp plate 33, can introduce the space that elastic expansion portion 32 and interior clamp plate 33 formed with the gas that gets into bleed through groove 31 in, thereby the existence of interior clamp plate 33 can squeeze the gas core 17 and alleviate the gas volume that gets into in the inlet channel 10 to a certain extent to alleviate the influence of high pressure in the twinkling of an eye to the distribution unit.
In this application, on the other hand, the personnel of putting out a fire utilizes foretell portable pulse atmospheric pressure spraying squirt can save oneself also can save for help by the personnel that the fire enclosed poverty, compares the instrument of putting out a fire before, has improved the security of the personnel of putting out a fire self greatly.
In high-risk environments such as forest fires and the like, the temperature is higher, smog and dust are more serious, the life safety of fire suppression personnel is seriously threatened, the fire suppression personnel can quickly realize emergency danger avoidance by utilizing the movable pulse air pressure spraying, and the specific operation steps are as follows:
s1, when people cannot escape due to smoke diffusion, the movable pulse air pressure spray water gun is adopted, the water inlet switch 6 is opened, the trigger of the water gun is buckled along the preset escape direction to open the air valve, and front smoke is subjected to pulse striking, the movable pulse air pressure spray water gun can instantly strike a water mist channel with the diameter of 3-5 meters and the range of 10-20 meters at each time, and fire fighters can rapidly move forwards;
s2, repeating the above step S1, the fire fighter can quickly escape from the dangerous situation.
The water mist emitted by the movable pulse air pressure spraying water gun can adsorb harmful substances in the air, so that the harmful substances in the air are settled, the concentration of the toxic and harmful substances in the air is effectively diluted, the harm of dense smoke dust to the respiratory tract of a fire fighter is reduced, the fire fighter can see the escape route clearly, and the success rate of emergency danger avoidance of the fire fighter is improved; simultaneously, this portable pulse atmospheric pressure spraying squirt transmission water smoke in-process, the pulse water smoke that expands rapidly is bulky, and the heat absorption capacity has increased several thousand times, can with higher temperature in the conflagration, reduces the temperature that the human body tolerates in the twinkling of an eye, greatly reduced thermal radiation's injury, further created the advantage for fleing.
The embodiments of the present application are described in detail above with reference to the drawings, but the present application is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made herein without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims.
Claims (7)
1. The utility model provides a portable pulse atmospheric pressure spraying squirt gun which characterized in that: comprises a pulse gun (1), a water source (3) for supplying water to the pulse gun (1) through a water hose (2), and a gas cylinder (5) for supplying gas to the pulse gun (1) through a high-pressure gas hose (4); a water inlet switch (6) is arranged on the water delivery hose (2); a pressure reducer (7) is arranged on the high-pressure gas transmission hose (4);
the pressure reducer (7) comprises an air distribution part (8) and a pressure regulating part (9) matched and connected with the air distribution part (8);
the air distribution part (8) is provided with an air inlet channel (10), an air outlet channel (11) and an air distribution groove (12) communicated with the air inlet channel (10) and the air outlet channel (11); a gas distribution unit is arranged in the gas distribution groove (12); one end of the air distribution unit, which is relatively close to the air inlet channel (10), is provided with an accommodating groove (13), and one end of the air distribution unit, which is relatively far away from the air inlet channel (10), is provided with a pressure regulating groove (14); the accommodating groove (13) is communicated with the pressure regulating groove (14) through an introducing channel (15); the same end of the air distribution unit and the pressure regulating groove (14) is provided with an air guide channel (16) which penetrates through the pressure regulating groove (14); a gas distribution core (17) is arranged in the accommodating groove (13), and an air inlet elastic part (18) is arranged between the gas distribution core (17) and the air inlet channel (10); the air distribution unit further comprises: one end of the pressure regulating part can sequentially penetrate through the pressure regulating groove (14) and the introducing channel (15) and can enter the pressure bearing part (19) in the accommodating groove (13);
the free end of the gas distribution groove (12) is also provided with a pressure regulating cover (20) which can move along the axis of the inner wall of the gas distribution groove (12); one end of the pressure regulating cover (20) relatively close to the air distribution unit is provided with an outer air guide groove (21) capable of accommodating the air distribution unit;
one end of the pressure regulating part (9) relatively close to the gas distribution groove (12) is fixedly connected with the outer wall of the gas distribution groove (12); a pressure regulating unit is arranged in the pressure regulating part (9); the pressure regulating unit comprises a pressure regulating cover (22) matched and connected with the inner wall of the pressure regulating part (9), and a pressure regulating spring (23) is arranged between the pressure regulating cover (20) and the pressure regulating cover (22);
a pressure regulating protrusion (24) is arranged at one end, entering the accommodating groove (13), of the pressure bearing part (19), and a pressure regulating groove (25) matched with the pressure regulating protrusion (24) is arranged on the gas distribution core (17);
and an annular bulge (26) communicated with the introducing channel (15) is arranged on the groove wall of the accommodating groove (13) communicated with the introducing channel (15).
2. A mobile pulsed air pressure spray water gun as claimed in claim 1, wherein: and a pressure bearing plate (27) is arranged at one end of the pressure bearing part (19) relatively close to the pressure regulating cover (20).
3. A mobile pulsed air pressure spray water gun as claimed in claim 2, wherein: and an air inlet groove (28) which is convenient to be matched and connected with the air inlet elastic piece (18) is arranged at one end of the air distribution core (17) which is relatively close to the air inlet channel (10).
4. A mobile pulsed air pressure spray water gun as claimed in any one of claims 1 to 3, wherein: the lateral wall of the gas distribution core (17) is provided with a gas-guiding groove.
5. A mobile pulsed air pressure spray water gun as claimed in any one of claims 1 to 3, wherein: one end of the pressure-bearing part (19) entering the accommodating groove (13) is provided with a counter-guide channel (29) which is inclined towards one side close to the pressure regulating protrusion (24), and the two counter-guide channels (29) are jointly provided with a gas guide channel (30) arranged in the pressure-bearing part (19); the air-entraining channel (30) is communicated with an air-entraining through groove (31) arranged on the pressure regulating protrusion (24).
6. A mobile pulsed air pressure spray water gun as claimed in claim 5, wherein: the free end of the air-entraining through groove (31) is fixedly connected with an annular elastic telescopic part (32), and the free end of the elastic telescopic part (32) is fixedly connected with an inner pressing plate (33).
7. An emergency risk avoiding method is characterized by comprising the following steps:
s1, when the smoke of the surrounding environment is diffused, a movable pulse air pressure spray water gun according to any one of claims 1 to 6 is adopted, and a water inlet switch (6) is turned on; the trigger of the water gun is buckled to open the air valve, the front smoke is subjected to pulse striking to form a water mist channel with the width of 3-5 meters and the length of 10-20 meters, and the fire extinguishing personnel quickly move forward;
s2, repeating the step S1, and quickly escaping from the dangerous situation by the fire-fighting personnel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010218486.1A CN111481867B (en) | 2020-03-25 | 2020-03-25 | Mobile pulse air pressure spray water gun and emergency danger avoiding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010218486.1A CN111481867B (en) | 2020-03-25 | 2020-03-25 | Mobile pulse air pressure spray water gun and emergency danger avoiding method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111481867A CN111481867A (en) | 2020-08-04 |
| CN111481867B true CN111481867B (en) | 2021-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010218486.1A Active CN111481867B (en) | 2020-03-25 | 2020-03-25 | Mobile pulse air pressure spray water gun and emergency danger avoiding method |
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Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1915046A1 (en) * | 1969-03-25 | 1970-11-12 | Messer Griesheim Gmbh | Pressure switch for shut-off valves |
| US3810488A (en) * | 1972-11-20 | 1974-05-14 | Controls Co Of America | Pressure regulator valve |
| US3960169A (en) * | 1974-01-30 | 1976-06-01 | Controls Company Of America | Pilot operated evaporator pressure regulator |
| CN1235652C (en) * | 2001-04-11 | 2006-01-11 | 中国科学技术大学 | Impulse jet type fire-extinguishing gun |
| CN200939303Y (en) * | 2006-08-21 | 2007-08-29 | 北京天龙万安消防装备科技有限公司 | Push cart pulse sprayer gun |
| JP4832363B2 (en) * | 2007-06-05 | 2011-12-07 | 株式会社コガネイ | Pressure reducing valve |
| CN202105352U (en) * | 2011-05-03 | 2012-01-11 | 北京九州尚阳科技有限公司 | Fire truck and pulse spray gun thereof |
| CN202052244U (en) * | 2011-05-03 | 2011-11-30 | 北京九州尚阳科技有限公司 | Fire-fighting motorcycle and pulse water spray gun thereof |
| US9669911B2 (en) * | 2014-08-07 | 2017-06-06 | Johnson Outdoors Inc. | Regulator having removable first stage orifice body |
| KR101679802B1 (en) * | 2015-11-26 | 2016-11-25 | (주)대한계기정밀 | Reducing value having pressure adjustment of dial type and prevention of noise function |
| CN110630792A (en) * | 2019-08-29 | 2019-12-31 | 南京伟易达机电科技发展有限公司 | Gas regulator |
-
2020
- 2020-03-25 CN CN202010218486.1A patent/CN111481867B/en active Active
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| CN111481867A (en) | 2020-08-04 |
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