CN219317855U

CN219317855U - Fire hose with rubber lining

Info

Publication number: CN219317855U
Application number: CN202221750572.8U
Authority: CN
Inventors: 石志焱
Original assignee: Taizhou Jiangshan Fire Equipment Co ltd
Current assignee: Taizhou Jiangshan Fire Equipment Co ltd
Priority date: 2022-07-08
Filing date: 2022-07-08
Publication date: 2023-07-07
Anticipated expiration: 2032-07-08

Abstract

The utility model belongs to the technical field of fire protection, in particular to a fire hose with a rubber lining, which aims at solving the problem that the fire hose is broken due to overlarge internal pressure and adopts the following scheme that the fire hose comprises a hose body, wherein the hose body is used for water supply; the hose body comprises a wear-resisting layer, a pressure-resistant lining, a braiding layer and an inner supporting layer, wherein the braiding layer is wrapped on the outer wall of the inner supporting layer, the pressure-resistant lining is arranged between the wear-resisting layer and the braiding layer, and the pressure-resistant lining is of an S-shaped, Z-shaped or arc-shaped structure. According to the utility model, the wear resistance of the water hose can be increased through the wear-resistant layer, friction damage of the fire hose is prevented, meanwhile, the pressure-resistant lining is arranged between the wear-resistant layer and the internal structure, the pressure-resistant lining improves the internal and external supporting force, and the tolerance limit of the internal pressure of the water hose is improved through excessive multiple linings.

Description

Fire hose with rubber lining

Technical Field

The utility model relates to the technical field of fire protection, in particular to a fire hose with a rubber lining.

Background

Fire hose is a hose used to carry high pressure water or fire retardant liquids such as foam. Traditional fire hose uses rubber as inside lining, and the surface is wrapped up in flax braid. Advanced fire hoses are made of polymeric materials such as polyurethane. Two ends of the fire hose are provided with metal joints, and the fire hose can be connected with another hose to prolong the distance or connected with a nozzle to increase the liquid injection pressure.

When the fire hose is used, the fire hose is broken due to overlarge instantaneous internal pressure of water delivery of the fire hydrant or the fire truck, so that the fire hose is damaged, and the service life of the fire hose is shortened.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a fire hose with a rubber lining.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the fire hose with the rubber lining comprises a hose body, wherein the hose body is used for introducing water; the hose body comprises a wear-resistant layer, a pressure-resistant lining, a woven layer and an inner supporting layer, wherein the woven layer is wrapped on the outer wall of the inner supporting layer, the pressure-resistant lining is arranged between the wear-resistant layer and the woven layer, and the pressure-resistant lining is of an S-shaped, Z-shaped or arc-shaped structure; the public water buckle is used for being connected with the fire-fighting nozzle end, and the end part of the public water buckle is connected to the inner wall of the end part of the water belt body; the end part of the female water belt buckle is arranged on the inner wall of one end of the water belt body, which is far away from the male water belt buckle, and the female water belt buckle is used for connecting a fire engine or a fire hydrant.

As a further scheme of the utility model, the inner supporting layer comprises a nylon fiber layer, a glass fiber layer and a carbon fiber layer, wherein the glass fiber layer is positioned between the nylon fiber layer and the carbon fiber layer, and the outer wall of the carbon fiber layer is connected with one end of the pressure-resistant lining.

As a further scheme of the utility model, rubber inner threading is inserted into the inner wall of the glass fiber layer in an equidistant annular radial direction.

As a further scheme of the utility model, the thicknesses of the nylon fiber layer, the glass fiber layer and the carbon fiber layer are sequentially 1.0-1.5mm, 1.5-2.0mm and 0.8-1.0mm.

As a further scheme of the utility model, the outer surface of the water hose body is coated with polyurethane anti-corrosion paint.

As a further scheme of the utility model, the wear-resistant layer is formed by blending and weaving polyester yarns, polyester yarns and high-elastic rubber yarns.

The beneficial effects of the utility model are as follows:

1. the fire hose has the advantages that the wear resistance of the water hose can be improved through the wear-resistant layer, friction damage of the fire hose is prevented, meanwhile, the pressure-resistant lining is arranged between the wear-resistant layer and the internal structure, the pressure-resistant lining improves the internal and external supporting force, and the tolerance limit of the internal pressure of the water hose is improved due to excessive multiple linings;

2. this fire hose inboard uses carbon fiber layer, glass fiber layer and nylon fiber layer to mutually support, is equipped with high-elastic rubber in the glass fiber layer, guarantees the hosepipe and rolls over the resistance, can effectually increase the compressive strength of fire hose, prevents that fire hose internal pressure from being too big from causing cracked problem, has prolonged the life of fire hose.

Drawings

FIG. 1 is a schematic diagram of a fire hose with a rubber liner according to the present utility model;

FIG. 2 is a schematic view of a fire hose with a rubber liner according to the present utility model;

fig. 3 is a schematic end view of fig. 2.

In the figure: 1. a hose body; 11. a wear-resistant layer; 12. a pressure-resistant lining; 13. a braiding layer; 14. an inner support layer; 141. a nylon fiber layer; 142. threading in rubber; 143. a carbon fiber layer; 2. a male water belt buckle; 3. the female water belt buckle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, a fire hose with rubber lining comprises a hose body 1, wherein the hose body 1 is used for water supply; the hose body 1 comprises a wear-resistant layer 11, a pressure-resistant lining 12, a woven layer 13 and an inner supporting layer 14, wherein the woven layer 13 is wrapped on the outer wall of the inner supporting layer 14, the pressure-resistant lining 12 is arranged between the wear-resistant layer 11 and the woven layer 13, and the pressure-resistant lining 12 is of an S-shaped, Z-shaped or arc-shaped structure; the public water belt buckle 2, the public water belt buckle 2 is used for connecting a fire-fighting nozzle end, and the end part of the public water belt buckle 2 is connected to the inner wall of the end part of the water belt body 1; the female water belt buckle 3, the tip of female water belt buckle 3 is located on the one end inner wall that the water belt body 1 kept away from public water belt buckle 2, female water belt buckle 2 is used for connecting fire engine or fire hydrant, interior supporting layer 14 includes nylon fiber layer 141, glass fiber layer and carbon fiber layer 143, the glass fiber layer is located between nylon fiber layer 141 and the carbon fiber layer 143, the one end of pressure-resistant lining 12 is connected to the outer wall on carbon fiber layer 143, the inner wall equidistance annular radial interlude of glass fiber layer has threading 142 in the rubber, the thickness on nylon fiber layer 141, glass fiber layer and carbon fiber layer 143 is 1.0-1.5mm in proper order, 1.5-2.0mm and 0.8-1.0mm, the outward appearance of water belt body 1 is coated with polyurethane anticorrosive paint, wearing layer 11 is woven through polyester yarn, polyester yarn and high-elastic rubber yarn blending.

The working principle of the fire hose is as follows:

1. when the fire hose is used, the water spraying head is installed through the male hose buckle 2, the inner diameter of the water spraying pipe is reduced, the water spraying pressure is improved, meanwhile, the female hose buckle 3 is connected with a water source, and the fire hose is a fire hydrant or a fire truck, and a valve is opened to enable water to quickly enter the water hose and be output at a nozzle end;

2. the water flow passes through the water hose body 1, and the water hose body 1 is in a flat structure during storage, so that the inner supporting layer 14 is quickly supported by the water hose body, and meanwhile, the pressure-resistant lining 12 ensures the guiding of the internal pressure between the wear-resistant layer 11 and the inner supporting layer 14;

3. use carbon fiber layer 143, glass fiber layer and nylon fiber layer 141 to mutually support in the hosepipe body 1, be equipped with in the glass fiber layer threading 142 in the rubber, guarantee hosepipe folding endurance, compressive strength that can effectual increase fire hose can not appear crease department fracture condition appearance after folding many times.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," "first," "second," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. A fire hose with a rubber liner, comprising:

the water hose comprises a water hose body (1), wherein the water hose body (1) is used for water ventilation;

the hose body (1) comprises a wear-resistant layer (11), a pressure-resistant lining (12), a woven layer (13) and an inner supporting layer (14), wherein the woven layer (13) is wrapped on the outer wall of the inner supporting layer (14), the pressure-resistant lining (12) is arranged between the wear-resistant layer (11) and the woven layer (13), and the pressure-resistant lining (12) is of an S-shaped, Z-shaped or arc-shaped structure;

the fire-fighting hose comprises a hose clamp (2), wherein the hose clamp (2) is used for connecting a fire-fighting nozzle end, and the end part of the hose clamp (2) is connected to the inner wall of the end part of a hose body (1);

the fire hydrant is characterized in that the water hose is buckled (3), the end part of the water hose buckle (3) is arranged on the inner wall of one end, far away from the public water hose buckle (2), of the water hose body (1), and the water hose buckle (3) is used for being connected with a fire truck or a fire hydrant.

2. A fire hose with rubber lining according to claim 1, characterized in that the inner support layer (14) comprises a nylon fiber layer (141), a glass fiber layer and a carbon fiber layer (143), the glass fiber layer being located between the nylon fiber layer (141) and the carbon fiber layer (143), the outer wall of the carbon fiber layer (143) being connected to one end of the pressure-resistant lining (12).

3. The fire hose with rubber lining according to claim 2, wherein the inner wall of the fiberglass layer is radially threaded with rubber inner threads (142) equidistantly and annularly.

4. A fire hose with rubber lining according to claim 3, characterized in that the thickness of the nylon fibre layer (141), glass fibre layer and carbon fibre layer (143) is in order 1.0-1.5mm, 1.5-2.0mm and 0.8-1.0mm.

5. Fire hose with rubber lining according to claim 1, characterized in that the outer surface of the hose body (1) is coated with polyurethane anti-corrosive paint.

6. Fire hose with rubber lining according to claim 1, characterized in that the wear-resistant layer (11) is woven by blending polyester yarns, polyester yarns and high-elastic rubber threads.