CN214971417U

CN214971417U - Fire-fighting spray water gun

Info

Publication number: CN214971417U
Application number: CN202121436145.8U
Authority: CN
Inventors: 洪东升; 顾磊; 唐海兴; 穆枫楠; 朱荣辉
Original assignee: Jiangsu Huayan Marine Equipment Co ltd
Current assignee: Jiangsu Huayan Marine Equipment Co ltd
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2021-12-03
Anticipated expiration: 2031-06-25

Abstract

The utility model provides a fire-fighting spray gun, which comprises a gun body, wherein one end of the gun body is provided with a water pump connector, the other end of the gun body is movably provided with a main spray head, and the middle section of the gun body is provided with a protective spray head; a main water pipe is arranged in the water gun body, a water pressure regulating valve is arranged at the end part of the main water pipe, and a main spray head is fixedly connected with a regulating knob of the water pressure regulating valve; the equipartition is equipped with the protection nozzle on the lateral wall of protection atomising head, be equipped with the branch water mouth on the main water pipe, branch water mouth department mobilizable be equipped with protection spraying adjustment disk, be equipped with on the protection spraying adjustment disk with the water conservancy diversion hole that the branch water mouth matches, the water conservancy diversion hole with protection nozzle intercommunication, protection spraying adjustment disk with through the mobilizable connection of sealed bearing between the lateral wall of squirt body.

Description

Fire-fighting spray water gun

Technical Field

The utility model belongs to the technical field of the fire-fighting lance, concretely relates to fire-fighting spray lance.

Background

A fire-fighting lance: is a water jetting tool for fire extinguishing, and can jet dense and full water flow when connected with a water belt. Has the advantages of long range, large water amount, etc. The jet can be classified according to the jet form and characteristics: a straight-flow water gun, a spray water gun, a multi-purpose water gun and the like. Among the commonly used water guns are direct flow and spray water guns. The existing fire-fighting spray water gun only has one main spray nozzle which sprays forwards, and when the fire is in danger, the existing fire-fighting spray water gun can not effectively protect firemen while extinguishing the fire. Accordingly, there is a need to provide a fire fighting spray lance that addresses the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fire control spraying squirt when putting out a fire to the front side, can spray water to the cooling of fire fighter's health both sides, carries out effectual protection to the fire fighter.

The utility model provides a following technical scheme:

a fire-fighting spray water gun is characterized by comprising a water gun body, wherein one end of the water gun body is provided with a water pump connector, the other end of the water gun body is movably provided with a main spray head, and the middle section of the water gun body is provided with a protective spray head; a main water pipe is arranged in the water gun body, a water pressure regulating valve is arranged at the end part of the main water pipe, and a main spray head is fixedly connected with a regulating knob of the water pressure regulating valve; the equipartition is equipped with the protection nozzle on the lateral wall of protection atomising head, be equipped with the branch water mouth on the main water pipe, branch water mouth department mobilizable be equipped with protection spraying adjustment disk, be equipped with on the protection spraying adjustment disk with the water conservancy diversion hole that the branch water mouth matches, the water conservancy diversion hole with protection nozzle intercommunication, protection spraying adjustment disk with through the mobilizable connection of sealed bearing between the lateral wall of squirt body.

Preferably, the flow guide holes comprise a first flow guide hole and a second flow guide hole, and the protective spray outlets comprise a first protective spray outlet and a second protective spray outlet; the first flow guide hole is communicated with the first protection atomizing nozzle, and the second flow guide hole is communicated with the second protection atomizing nozzle.

Preferably, first protection nozzle is located the place ahead of second protection nozzle, the spray angle of first protection nozzle is perpendicular with the squirt body, the spray angle of second protection nozzle with the squirt body becomes 45 degrees contained angles.

Preferably, the main spray head and the protective spray nozzle are both provided with protective filter screens.

Preferably, the end face of the main spray head is uniformly provided with drainage grooves.

Preferably, the water gun body is further provided with a fixed handle.

Preferably, the water gun body is movably provided with a fixed handle.

The utility model has the advantages that:

1. the water pressure is adjusted by rotating the main spray head, the spray amount is controlled, and the spray angle is controlled by the aid of a backflow groove in the end face of the main spray head;

2. besides the column spray head, the protection spray head is further arranged, the protection spray adjusting disc can be adjusted to control the protection spray opening to spray, vertically spray or spray at 45 degrees according to actual conditions, and effective guarantee can be provided for the personal safety of firemen according to actual conditions.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic sectional view of the present invention;

fig. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic structural view of the spraying range of the protective spraying nozzle of the present invention;

fig. 4 is a schematic view of the top view structure of the spray range of the protective spray nozzle of the present invention.

Detailed Description

As shown in the figures, the fire-fighting spray gun provided by the utility model comprises a gun body 1, one end of the gun body 1 is provided with a water pump connector 2, the other end is movably provided with a main spray head 3, and the middle section of the gun body 1 is provided with a protective spray head 4; a main water pipe 5 is arranged in the water gun body 1, a water pressure regulating valve 6 is arranged at the end part of the main water pipe 5, a main spray head 3 is fixedly connected with an adjusting knob of the water pressure regulating valve 6, drainage grooves 12 are uniformly distributed on the end surface of the main spray head 3, protective spray nozzles 7 are uniformly distributed on the side wall of the protective spray head 4 (the protective spray nozzles 7 are not arranged in the range of 90 degrees right above the protective spray head 4, and the influence of spray on the vision of a firefighter is prevented), a water diversion port 8 is arranged on the main water pipe 5, a protective spray adjusting disc 9 is movably arranged at the water diversion port 8, a flow guide hole 10 matched with the water diversion port 8 is arranged on the protective spray adjusting disc 9, the flow guide hole 10 is communicated with the protective spray nozzles 7, wherein the flow guide hole 10 comprises a first flow guide hole and a second flow guide hole, and the protective spray nozzle 7 comprises a first protective spray hole 71 and a second protective spray hole 72; the first flow guide hole is communicated with the first protection atomizing nozzle 71, and the second flow guide hole is communicated with the second protection atomizing nozzle 72. The first protection spray nozzle 71 is located in front of the second protection spray nozzle 72, the spraying angle of the first protection spray nozzle 71 is perpendicular to the water gun body 1, and the spraying angle of the second protection spray nozzle 72 and the water gun body 1 form a 45-degree included angle. The fog adjusting disc 9 is movably connected with the outer side wall of the water gun body 1 through a sealing bearing. The main spray head 3 and the protective spray nozzle 7 are respectively provided with a protective filter screen 11 for preventing foreign matter blockage; still be equipped with fixed handle 13 on squirt body 1 for fixed squirt body 1, still be equipped with fixed handle 14 through the bolt is mobilizable on squirt body 1, be used for adjusting the squirt direction of spraying.

The working principle is as follows: during the use, at first with water pump connector 2 and water pump water piping connection firm, go up the electric back, get into operating condition:

when fire is extinguished under normal conditions, the spraying water pressure is controlled by rotating the main spraying head 3, the spraying direction and the spraying pressure are controlled by the fixed handle 13 and the fixed handle 14, and the protective spraying head 4 is in a closed state, namely the protective spraying adjusting disc 9 is in a state of completely sealing the water diversion port 8, namely the water diversion port is not communicated with the flow guide hole 10, and no water flows into the water diversion port 8;

when the fire trend is clear in severe environments such as strong wind and the like, besides the main spray head 3 sprays to extinguish fire, the protective spray adjusting disc 9 can be rotated until the first flow guide hole is aligned with the water diversion port 8, water flows into the first flow guide hole from the water diversion port 8 on the main water pipe 5 and flows into the first protective spray hole 71 along the first flow guide hole to be sprayed out, the water gun is sprayed and cooled in a range vertical to the water gun, and the fire is prevented from spreading to the vicinity of a fire fighter to threaten the life safety of the fire fighter;

when the fire trend is unclear and is not controlled: besides the main spray head 3 for spraying to extinguish fire, the protective spray adjusting disc 9 can be rotated until the second flow guide hole is aligned with the water diversion port 8, water flow enters the second flow guide hole from the water diversion port 8 on the main water pipe 5 and flows into the second protective spray hole 72 along the second flow guide hole to be sprayed out, the water spray is cooled within the range of 45 degrees of an included angle between the water spray gun and a water gun, the position of a fire fighter is further reduced and protected, and the fire is prevented from spreading to the position near the fire fighter to threaten the life safety of the fire fighter; can better provide guarantee for the safety of firemen.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A fire-fighting spray water gun is characterized by comprising a water gun body (1), wherein one end of the water gun body (1) is provided with a water pump connector (2), the other end of the water gun body is movably provided with a main spray head (3), and the middle section of the water gun body (1) is provided with a protective spray head (4); a main water pipe (5) is arranged in the water gun body (1), a water pressure regulating valve (6) is arranged at the end part of the main water pipe (5), and the main spray nozzle (3) is fixedly connected with an adjusting knob of the water pressure regulating valve (6); protection atomising head (4) is gone up the equipartition and is equipped with protection nozzle (7) on the lateral wall, be equipped with branch water mouth (8) on main water pipe (5), branch water mouth (8) department mobilizable be equipped with protection spraying adjustment disk (9), be equipped with on the protection spraying adjustment disk (9) with water diversion hole (10) that branch water mouth (8) match, water diversion hole (10) with protection nozzle (7) intercommunication, protection spraying adjustment disk (9) with through the mobilizable connection of sealed bearing between the lateral wall of squirt body (1).

2. A fire fighting spray gun as claimed in claim 1, characterized in that the flow guiding bore (10) comprises a first flow guiding bore and a second flow guiding bore, and the protective spray opening (7) comprises a first protective spray opening (71) and a second protective spray opening (72); the first flow guide hole is communicated with the first protection atomizing nozzle (71), and the second flow guide hole is communicated with the second protection atomizing nozzle (72).

3. A fire protection spray gun as claimed in claim 2, characterised in that said first protection spray outlet (71) is located in front of said second protection spray outlet (72), the spray angle of said first protection spray outlet (71) being perpendicular to said gun body (1), the spray angle of said second protection spray outlet (72) being at a 45 degree angle to said gun body (1).

4. A fire fighting spray gun as claimed in claim 1, characterized in that both the main spray head (3) and the protective spray outlet (7) are provided with protective screens (11).

5. A fire-fighting spray water gun as claimed in claim 1, characterized in that the end faces of the main spray heads (3) are also provided with drainage grooves (12) uniformly.

6. A fire protection spray lance as claimed in claim 1, wherein said lance body (1) is further provided with a fixed handle (13).

7. A fire-fighting spray water gun as claimed in claim 1, characterized in that the water gun body (1) is movably provided with a fixed handle (14).