CN218165838U - Hand-held water-based fire extinguishing agent spraying device - Google Patents

Abstract

The utility model relates to the technical field of fire extinguishing devices, in particular to a handheld water-based fire extinguishing agent injection device; the high-pressure jet device is fixed at the front end of the launching barrel through screws, an injection cover connected with the high-pressure jet device is arranged at the barrel mouth of the launching barrel, a water inlet in the high-pressure jet device is communicated with an inner pipeline of the launching barrel, the injection cover is sleeved outside a water outlet, an end cover bulge is arranged at the upper end of the launching barrel, a gas cylinder bin for placing a gas cylinder is arranged in the end cover bulge, the opening of the gas cylinder is communicated with the inner pipeline of the launching barrel, a handle and a launching mechanism are arranged at the lower part of the launching barrel, a controller is further arranged in the tail part of the launching barrel, a communicating pipe connected with the pipeline is arranged at one end, close to the barrel mouth of the launching barrel, of the gas cylinder bin, the other end of the communicating pipe is connected with the gas cylinder, and a pressure gauge and a safety valve are further arranged on the communicating pipe; the spraying device can adjust the size and the mode of spraying water mist, is convenient to replace fire extinguishing agent, is convenient to use and carry, and is particularly suitable for families or electric appliances to extinguish fire.

Description

Hand-held water-based fire extinguishing agent spraying device

Technical Field

The utility model relates to a extinguishing device technical field, concretely relates to hand-held type water base fire extinguishing agent injection apparatus.

Background

The water-based fire extinguisher is fire-fighting equipment suitable for extinguishing solid or non-water-soluble liquid initial fire, is widely applied to places such as oil fields, oil depots, steamships, factories, stores and the like, and is a necessary fire-fighting product for development, processing, storage and transportation of wood-bamboo, fabrics, paper and oil substances and the like. The water-based water mist fire extinguisher can also extinguish fire of live equipment. The fire extinguishing principle is that foam generated by AFFF water film-forming foam extinguishing agent and nitrogen is filled in the fire extinguishing agent and is sprayed to the surface of fuel, and water separated out from a foam layer forms a water film on the surface of the fuel to isolate combustible from air; has the advantages of convenient operation, high fire extinguishing efficiency, long effective period, re-combustion resistance, double fire extinguishing and the like, and does not need to be inverted when in use. The country advocates the use of water-based fire extinguishers, which are more environmentally friendly. However, the conventional water-based fire extinguisher cannot extinguish a fire caused by general household appliances, and a water mist type water-based fire extinguisher must be used. The water-based water mist fire extinguisher has the characteristics of environmental protection, 100 percent of biodegradation of the agent after fire extinguishment, no pollution to surrounding equipment and space, high-efficiency flame retardance, strong afterburning resistance, high fire extinguishment speed, extremely strong permeability and the like, which cannot be compared with the prior fire extinguishers.

The existing water-based fire extinguisher is of a gas storage cylinder type according to fire-fighting standards, is consistent with common fire extinguishers in structure, is heavy in weight, is inconvenient to carry and use, cannot be manually stopped when used, wastes residual fire extinguishing agents, is complicated in gas supplement of the gas storage cylinder and inconvenient to maintain, and therefore needs a portable fire extinguishing device which is used in a family or extinguishes fire in a small range urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the utility model provides a hand-held type water base fire extinguishing agent injection apparatus, adjustable water smoke size, it is convenient that the fire extinguishing agent is changed, convenient to use, portable.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a handheld water-based fire extinguishing agent injection device comprises a launch barrel, wherein a high-pressure ejector is fixed at the front end of the launch barrel through screws, an injection cover connected with the high-pressure ejector is arranged at the barrel mouth of the launch barrel, a water inlet in the high-pressure ejector is communicated with an inner pipeline of the launch barrel, an injection cover is sleeved outside a water outlet, an end cover bulge is arranged at the upper end of the launch barrel, a gas cylinder bin for containing a gas cylinder is arranged in the end cover bulge, the opening of the gas cylinder is communicated with the inner pipeline of the launch barrel, a switch of the gas cylinder is arranged on the top surface of the end cover bulge, a handle and an injection mechanism are arranged at the lower part of the launch barrel, a controller is further arranged in the tail part of the launch barrel, a driving pump body is further arranged in the pipeline, the controller is electrically connected with the driving pump body, a communicating pipe for connecting the pipeline is arranged at one end, close to the barrel mouth of the gas cylinder bin, the communicating pipe is connected with the other end of the gas cylinder, a pressure gauge and a safety valve are further arranged on the launch mechanism, the trigger comprises a rear handle, a trigger and a support frame, and the controller is electrically connected with the controller.

Furthermore, flexible cladding material has been placed to gas cylinder storehouse bottom surface, and the gas cylinder storehouse is kept away from one of launching tube barrel mouth and is served and still be provided with the arc roof, and roof center rigid coupling has the screw rod, screw rod and gas cylinder storehouse wall threaded connection.

Furthermore, the injection cover is in threaded connection with the opening of the emission barrel, an air hole is formed right above the opening of the emission barrel, and a small hole is formed in the center of the front end of the injection cover.

Furthermore, a battery bin is arranged in the handle and is electrically connected with the controller and the driving pump body through a lead.

The beneficial effects of the utility model reside in that: the spraying device provides power through the pump body, sprays the water-based fire extinguishing agent from the small hole of the spraying cover after passing through the high-pressure jet device, adjusts water mist spraying and direct current spraying through rotating the spraying cover, adjusts the size of the water mist, increases the handheld stability of the handle, and is simple and easy to operate in the using process.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a sectional view of fig. 1.

Fig. 3 is a schematic structural view of a high-pressure ejector and an ejection cover.

In the figure: 1. a launch canister; 2. a high pressure ejector; 3. a spray hood; 4. a pipeline; 5. a gas cylinder bin; 6. a grip; 7. a launching mechanism; 8. a controller; 9. driving the pump body; 10. a communicating pipe; 11. a top plate; 12. reinforcing ribs; 13. and a battery compartment.

Detailed Description

The invention is further explained below with reference to the drawings and the embodiments.

Example (b): a handheld water-based fire extinguishing agent injection device comprises an emission barrel 1, wherein a high-pressure ejector 2 is fixed at the front end of the emission barrel 1 through screws, an injection cover 3 connected with the high-pressure ejector 2 is fixed at the barrel mouth of the emission barrel 1, a water inlet in the high-pressure ejector is communicated with a pipeline 4 in the emission barrel 1, the injection cover 3 is sleeved outside a water outlet, an end cover bulge is arranged at the upper end of the emission barrel 1, a gas cylinder bin 5 for placing a gas cylinder is arranged in the end cover bulge, and a switch of the gas cylinder is arranged on the top surface of the end cover bulge; the lower part of the launching tube 1 is provided with a handle 6 and a launching mechanism 7, the tail part of the launching tube 1 is internally provided with a controller 8, the pipeline 4 is internally provided with a driving pump body 9, the controller 8 is electrically connected with the driving pump body 9, one end of the gas cylinder bin 5 close to the tube opening of the launching tube 1 is provided with a communicating tube 10 of the connecting pipeline 4, the other end of the communicating tube 10 is connected with a gas cylinder, the communicating tube 10 is also provided with a pressure gauge and a safety valve, the launching mechanism 7 comprises a rear handle, a trigger and a support frame, the trigger is electrically connected with the controller 8, flexible cladding materials are placed on the bottom surface of the gas cylinder bin 5, one end of the gas cylinder bin 5 far away from the tube opening of the launching tube 1 is further provided with an arc-shaped top plate 11, the center of the top plate 11 is fixedly connected with a screw rod, the screw rod is in threaded connection with the wall of the gas cylinder bin 5, the jetting cover 3 is in threaded connection with the tube opening of the launching tube 1, an air hole is further formed right above the tube opening, the front end center of the jetting cover 3, a battery bin 13 is arranged in the handle 6, and is electrically connected with the controller 8 and the driving pump body 9 through a lead.

As shown in fig. 1 and 2, a high-pressure ejector 2 is installed at a barrel opening at the left end of a launching barrel 1, the front end of a water outlet of the launching barrel is hermetically connected with an injection cover 3, the left end of the injection cover 3 is sealed and provided with a Chinese-western hole, an internal thread is arranged at an opening at the right end of the injection cover and is in threaded connection with the high-pressure ejector 2, a knob is fixed on the outer edge of the injection cover 3, a groove is vertically formed in the surface of the knob, the friction force between the knob and the hand is increased, the knob can be adjusted conveniently, the injection cover 3 is further provided to rotate, and finally the water-based injection mode is adjusted; the upper end of the launching tube 1 is a gas cylinder bin 5, the lower end is a handle 6 and a launching mechanism 7, a trigger is arranged in the launching mechanism 7, a water channel through hole is formed inwards at the position of a cylinder opening, a pipeline 4 for launching is arranged in the through hole, the right end of the pipeline 4 is sequentially connected with a communicating tube 10 and the gas cylinder bin 5, the connecting tube is positioned at the left side of the gas cylinder bin 5 and is fixedly connected with the opening of a gas cylinder, a pressure gauge and a safety valve are arranged on the communicating tube 10, the opening of the gas cylinder is provided with a switch which can be manually opened and closed to improve the safety, the safety valve is electrically connected with a controller 8 positioned at the rear end of the launching tube 1, the upper end of the trigger is connected with an electrical switch component and then is electrically connected with the controller 8, a battery bin 13 is arranged in the handle 6, and the battery bin 13 is connected with the controller 8 to provide power supply drive, simultaneously the installation drive pump body 9 in the pipeline 4 and with battery compartment 13, controller 8 is connected, by the water base fire extinguishing agent direction high pressure jet ejector 2 of drive pump body 9 storage in with the gas bomb, the aperture blowout in the injection cover 3 is passed through afterwards, 5 right-hand member threaded connection screw rods in gas cylinder compartment, screw rod left end fixed connection arc roof 11, sponge or rubber layer have been laid to 5 bottom surfaces in the gas cylinder compartment, remove roof 11 left or right side through the screw rod, be convenient for fix or change the gas bomb, 5 top cap inner faces in gas cylinder compartment add and are equipped with a set of strengthening rib 12, left end strengthening rib 12 corresponds gas bomb bottleneck department and is the arc, the right-hand member corresponds gas bomb body department and is the rectangle, be convenient for fix a position the gas bomb, it leads to revealing to sloshing during preventing the transport.

When the fire extinguisher is used, the gas storage bottle is fixed, a bottle opening switch of the gas storage bottle is opened, a top cover of a gas storage bottle bin 5 is buckled, a power supply is arranged on a battery bin 13 in the holding part, after a trigger is buckled, a controller 8 receives and sends an injection command, controls a safety valve to open and drive a pump body 9 to work, at the moment, the water-based fire extinguishing agent flows to a communicating pipe 10, a pipeline 4 and a high-pressure ejector 2 from the gas storage bottle in sequence, and is finally sprayed out from a small hole of an injection cover 3 to form water mist or direct current to extinguish fire. The high-speed flowing liquid after the water inlet of the high-pressure ejector 2 enters the water-based fire extinguishing agent enables the interior to form negative pressure, so that air is conveyed inwards through air holes in the high-pressure ejector 2, the mixed gas and liquid flow to the jet hood 3 from the water outlet, the distance between the water outlet and the small holes can be adjusted by twisting the jet hood 3, and then the water mist or direct-current mode is adjusted, the structure is simple, and the operation is convenient.

The above description is only used for illustrating the technical solutions of the present invention and not for limiting the same, and other modifications or equivalent replacements made by the technical solutions of the present invention by those of ordinary skill in the art should be covered in the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims (4)

1. Hand-held type water base fire extinguishing agent injection apparatus, its characterized in that: the high-pressure ejector is fixed at the front end of the launcher (1) through screws, a high-pressure ejector (2) is fixed at the front end of the launcher (1), an ejection cover (3) connected with the high-pressure ejector (2) is arranged at the barrel mouth of the launcher (1), a water inlet in the high-pressure ejector is communicated with a pipeline (4) in the launcher (1), the ejection cover (3) is sleeved outside a water outlet, an end cover bulge is arranged at the upper end of the launcher (1), a gas cylinder bin (5) for placing a gas cylinder is arranged in the end cover bulge, the gas cylinder mouth is communicated with the pipeline (4) in the launcher (1), a switch of the gas cylinder is arranged on the top surface of the end cover bulge, a handle (6) and an ejection mechanism (7) are arranged at the lower part of the launcher (1), a controller (8) is further arranged in the tail part of the launcher (1), a driving pump body (9) is further arranged in the pipeline (4), the controller (8) is electrically connected with the driving pump body (9), one end, of the gas cylinder bin (5) close to the mouth of the launcher (1) is provided with a communicating pipe (10), the other end of the communicating pipe (10) is connected with the trigger (7), the trigger (10) is further connected with the pressure control mechanism, and the trigger (7) are electrically connected with the trigger.

2. The hand-held, water-based fire suppressant spray device of claim 1, wherein: the flexible coating material is placed on the bottom surface of the gas cylinder bin (5), an arc-shaped top plate (11) is further arranged at one end, away from the opening of the launching cylinder (1), of the gas cylinder bin (5), a screw rod is fixedly connected to the center of the top plate (11), and the screw rod is in threaded connection with the wall of the gas cylinder bin (5).

3. The hand-held, water-based fire suppressant spray device of claim 1, wherein: the injection cover (3) is in threaded connection with the opening of the emission barrel (1), an air hole is formed right above the opening, and a small hole is formed in the center of the front end of the injection cover (3).

4. The hand-held, water-based fire suppressant spray device of claim 1, wherein: a battery bin (13) is arranged in the handle (6) and is electrically connected with the controller (8) and the driving pump body (9) through wires.

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