CN210472872U

CN210472872U - Novel fire-fighting foam gun

Info

Publication number: CN210472872U
Application number: CN201920916117.2U
Authority: CN
Inventors: 顾斌
Original assignee: Nantong Haizhou Marine Equipment Co ltd
Current assignee: Nantong Haizhou Marine Equipment Co ltd
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-05-08
Anticipated expiration: 2029-06-18

Abstract

The utility model discloses a novel fire-fighting foam gun, which belongs to the field of foam guns and comprises a tapered nozzle fixedly arranged at the left end inside a foam gun barrel, a fire-fighting connecting buckle fixedly arranged at the left end of the tapered nozzle, a foaming net fixedly arranged inside the foam gun barrel, a torrent foaming ring fixedly arranged at the right end inside the foam gun barrel, a plurality of air suction holes arranged on the outer side wall of the foam gun barrel, a fire-fighting water pipe connected with a mixed liquid through the fire-fighting connecting buckle, the foam gun barrel is held by hand to align the foam gun barrel to a fire source part, the mixed liquid enters the tapered nozzle and is sprayed out from the right end of the tapered nozzle, the mixed liquid mixes a large amount of air through the air suction holes when passing, a large amount of foam is generated through the foaming net, the mixed liquid then passes through the torrent foaming ring and collides with the torrent foaming ring to be dispersed, the, improve the foaming efficiency and improve the foam quality.

Description

Novel fire-fighting foam gun

Technical Field

The utility model relates to a foam gun field, more specifically say, relate to novel fire control foam gun.

Background

When the temperature of a fire scene is very high, fire extinguishers cannot approach the fire scene, or micro and small explosions are possible to happen in the fire scene, or the fire scene has certain toxicity, firefighters cannot approach the ignition point at all, and then the foam guns are used. When the foam gun works, the mixed liquid penetrates through a small hole in the middle of the gun core and enters the gun barrel of the foam gun, the foam liquid flowing out of the contraction port and entering the gun barrel immediately absorbs surrounding air, the air and the mixed liquid are continuously mixed in the gun barrel to form air foam, the air foam is sprayed out of the gun port, and the air foam reaches a fire point to extinguish fire.

The existing fire-fighting foam gun has the defects of uneven foam size, different texture, easy breakage and poor foam generation efficiency, needs more foams for complete fire extinguishing, prolongs the fire extinguishing time, greatly consumes limited foam liquid and influences the fire extinguishing effect.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a novel fire control foam gun possesses the effect that the bubble foam generated and strains highly, conveniently grips the advantage of use, has solved the foam size inequality that current fire control foam gun produced, and the texture is inequality, and easy breakage produces the efficiency of foam not good enough, will put out a fire completely and need more foam, has delayed the time of putting out a fire, has consumed limited foam liquid widely, influences the problem of fire extinguishing effect.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

The novel fire-fighting foam gun comprises a foam gun barrel, wherein a conical nozzle is fixedly installed at the left end inside the foam gun barrel, a fire-fighting connecting buckle is fixedly installed at the left end of the conical nozzle, a foaming net is fixedly installed inside the foam gun barrel, a torrent foaming ring is fixedly installed at the right end inside the foam gun barrel, a plurality of air suction holes are formed in the outer side wall of the foam gun barrel, a fire water pipe into which mixed liquid is introduced is connected through the fire-fighting connecting buckle during use, the fire water pipe is aligned to a fire source position by holding the foam gun barrel, the mixed liquid enters the conical nozzle and is sprayed out from the right end of the conical nozzle, the mixed liquid is mixed with a large amount of air through the air suction holes during passing, a large amount of foam is generated through the foaming net, the torrent foaming ring during passing of the mixed liquid is collided and dispersed with the torre, improve the foam quality, thereby reach the purpose of putting out a fire by spraying from foam gun barrel right-hand member to the position of ignition source at last.

Preferably, the top fixed mounting of foam barrel has portable handle, makes things convenient for the fire fighter to grip the foam barrel from the top through installing portable handle, makes things convenient for the fire fighter to use.

Preferably, the left side fixed mounting of the bottom of foam barrel has rifle formula handle, makes things convenient for the fire fighter to grip the foam barrel from the below through installing rifle formula handle, conveniently aims at the fire disaster with fire fighter foam barrel, makes things convenient for the fire fighter to use.

Preferably, torrent foaming ring includes the outer loop, outer loop fixed mounting is on the inner wall of foam gun pipe, the inside center of outer loop is provided with the inner ring, inner ring 'S outer wall fixed mounting has a plurality of S-shaped torrent blades, the inside fixed connection of inner ring' S one end and outer loop is kept away from to S-shaped torrent blade, and the mixed liquid through the foaming is strikeed away with inner ring and S-shaped torrent blade collision, and the shape of S-shaped torrent blade can increase and mix the area of contact of liquid for mixed liquid fully mixes with the air, promotes foaming efficiency.

Preferably, the foaming net is a conical foaming net, so that the resistance of the mixed liquid during passing is reduced, and the range of the foam gun is improved.

Preferably, the air suction hole all encircles the equidistant setting in center of foam barrel for the foam barrel can be followed all around evenly admitting air, makes more even that air and mixed liquid mix.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) connect to detain the fire hose who lets in mixed liquid through the fire control during this scheme uses, handheld foam gun barrel aligns its fire source position, mix in the liquid entering toper spout from toper spout right-hand member blowout, mix the mixed liquid through the time a large amount of air of suction port mixture, produce a large amount of foams through the foaming net, later mix the liquid through-time torrent foaming ring, it is broken apart to take place the collision with torrent foaming ring, the mixed liquid that is broken up is more tiny, can mix with the air fully, promote foaming efficiency, thereby spray to the fire source position from foam gun barrel right-hand member at last and reach the purpose of putting out a fire.

(2) This scheme makes things convenient for the fire fighter to grip the foam barrel from the top through the installation portable handle, makes things convenient for the fire fighter to use.

(3) This scheme makes things convenient for the fire fighter to grip the foam barrel from the below through installation rifle formula handle, conveniently aims at the fire disaster with fire fighter foam barrel, makes things convenient for the fire fighter to use.

(4) In the scheme, the foamed mixed liquid collides with the inner ring and the S-shaped torrent blades and is broken, and the contact area of the S-shaped torrent blades and the mixed liquid can be increased, so that the mixed liquid is fully mixed with air, and the foaming efficiency is improved.

(5) The foaming net is the toper foaming net in this scheme, thereby has reduced the resistance when mixed liquid passes through and has improved the range of foam rifle.

(6) The equidistant setting in the center that the hole of breathing in all encircleed the foam barrel in this scheme for the foam barrel can be followed and evenly admitted air all around, makes more even that air and mixed liquid mix.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the structure of the torrent foaming ring of the present invention;

the reference numbers in the figures illustrate:

1. a foam barrel; 2. a conical spout; 3. fire-fighting connecting buckles; 4. a foamed web; 5. a torrent foaming ring; 6. a suction hole; 7. a carrying handle; 8. a gun-type handle; 501. an outer ring; 502. an inner ring; 503. s-shaped torrent blades.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, a novel fire-fighting foam gun comprises a foam gun barrel 1, a tapered nozzle 2 is fixedly installed at the left end of the interior of the foam gun barrel 1, a fire-fighting connecting buckle 3 is fixedly installed at the left end of the tapered nozzle 2, a foaming net 4 is fixedly installed at the interior of the foam gun barrel 1, a torrent foaming ring is fixedly installed at the right end of the interior of the foam gun barrel 1, a plurality of air suction holes 6 are formed in the outer side wall of the foam gun barrel 1, when in use, the fire-fighting water pipe which is introduced into mixed liquid is connected through the fire-fighting connecting buckle 3, the foam gun barrel 1 is held by hand to be aligned with a fire source part, the mixed liquid enters the tapered nozzle 2 and is sprayed out from the right end of the tapered nozzle 2, the mixed liquid mixes a large amount of air through the air suction holes 6 when passing, a large amount of foam is generated through the foaming net 4, promote foaming efficiency, thereby reach the purpose of putting out a fire from the 1 right-hand member injection of foam gun pipe to the fire source position at last.

Further, the top fixed mounting of foam barrel 1 has portable handle 7, makes things convenient for the fire fighter to grip foam barrel 1 from the top through installation portable handle 7, makes things convenient for the fire fighter to use.

Further, the left side fixed mounting of the bottom of foam barrel 1 has rifle formula handle 8, makes things convenient for the fire fighter to grip foam barrel 1 from the below through installation rifle formula handle 8, conveniently aligns fire source with fire fighter foam barrel 1, makes things convenient for the fire fighter to use.

Further, torrent foaming ring includes outer loop 501, outer loop 501 fixed mounting is on the inner wall of foam barrel 1, the inside center of outer loop 501 is provided with inner ring 502, the outer wall fixed mounting of inner ring 502 has a plurality of S-shaped torrent blades 503, the one end that inner ring 502 was kept away from to S-shaped torrent blades 503 is connected with the inside fixed connection of outer loop 501, the mixed liquid through the foaming collides with and is hit off with inner ring 502 and S-shaped torrent blades 503, S-shaped torrent blades 503' S shape can increase the area of contact with the mixed liquid, make mixed liquid fully mix with the air, promote foaming efficiency.

Furthermore, the foaming net 4 is a conical foaming net 4, so that the resistance of the mixed liquid during passing is reduced, and the range of the foam gun is improved.

Further, the air suction holes 6 are arranged at equal intervals around the center of the foam gun barrel 1, so that the foam gun barrel 1 can uniformly intake air from the periphery, and the air and the mixed liquid are mixed more uniformly.

The working principle is as follows: when in use, the fire hose which is introduced with the mixed liquid is connected through the fire-fighting connecting buckle 3, the foam gun barrel 1 is held by hand to aim at the fire source part, the mixed liquid enters the conical nozzle 2 and is sprayed out from the right end of the conical nozzle 2, the mixed liquid is mixed with a large amount of air through the air suction hole 6 when passing through, a large amount of foam is generated through the foaming net 4, then the mixed liquid passes through the time torrent foaming ring and collides with the torrent foaming ring to be broken, the broken mixed liquid is finer and can be fully mixed with air, the foaming efficiency is improved, and finally the mixed liquid is sprayed to a fire source part from the right end of the foam gun tube 1 to fulfill the aim of fire extinguishing.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. Novel fire control foam gun, including foam gun pipe (1), its characterized in that: the inside left end fixed mounting of foam barrel (1) has toper spout (2), the left end fixed mounting of toper spout (2) connects the knot (3) for the fire control, the inside fixed mounting of foam barrel (1) has foaming net (4), the inside right-hand member fixed mounting of foam barrel (1) has torrent foaming ring (5), a plurality of suction holes (6) have been seted up on the lateral wall of foam barrel (1).

2. The novel fire fighting foam gun of claim 1, characterized in that: the top of the foam gun tube (1) is fixedly provided with a hand-held handle (7).

3. The novel fire fighting foam gun of claim 1, characterized in that: and a gun type handle (8) is fixedly arranged on the left side of the bottom of the foam gun tube (1).

4. The novel fire fighting foam gun of claim 1, characterized in that: the torrent foaming ring (5) comprises an outer ring (501), the outer ring (501) is fixedly installed on the inner wall of the foam gun barrel (1), an inner ring (502) is arranged at the center of the inner part of the outer ring (501), a plurality of S-shaped torrent blades (503) are fixedly installed on the outer wall of the inner ring (502), and one ends, far away from the inner ring (502), of the S-shaped torrent blades (503) are fixedly connected with the inner part of the outer ring (501).

5. The novel fire fighting foam gun of claim 1, characterized in that: the foaming net (4) is a conical foaming net.

6. The novel fire fighting foam gun of claim 1, characterized in that: the air suction holes (6) are arranged around the center of the foam gun barrel (1) at equal intervals.