CN214305681U

CN214305681U - High-temperature-resistant rubber pipe for conveying hot water

Info

Publication number: CN214305681U
Application number: CN202023073526.2U
Authority: CN
Inventors: 黄权汉; 何瑞帮; 王朋; 黄流辉
Original assignee: Guangzhou Rubber Hose Co ltd
Current assignee: Guangzhou Rubber Hose Co ltd
Priority date: 2020-12-19
Filing date: 2020-12-19
Publication date: 2021-09-28
Anticipated expiration: 2030-12-19

Abstract

The utility model provides a high temperature resistant rubber pipe for conveying hot water, which comprises an inner rubber layer, a fiber winding layer, an inner rubber heat-insulating layer, an inner rubber protective layer, a middle rubber protective layer and an outer rubber layer, wherein the inner rubber layer is a hollow hose, and the inner rubber layer is made of ethylene propylene rubber with excellent heat resistance and can be continuously used at a high temperature of 120 ℃; the outer surface of the inner adhesive layer is provided with a fiber winding layer, and the fiber winding layer consists of a surface treated impregnated polyester yarn; the outer surface of the fiber winding layer is provided with an inner adhesive heat-insulating layer, the outer surface of the inner adhesive heat-insulating layer is provided with an inner adhesive protective layer, the outer surface of the inner adhesive protective layer is connected with a middle adhesive layer, the outer surface of the middle adhesive layer is connected with a middle adhesive protective layer, and the outer surface of the middle adhesive protective layer is provided with an outer adhesive layer; the utility model relates to the technical field of high temperature resistant rubber pipelines; the utility model discloses simple structure, the practicality is strong.

Description

High-temperature-resistant rubber pipe for conveying hot water

Technical Field

The utility model relates to a high temperature resistant rubber pipeline technical field specifically is a high temperature resistant rubber tube for carrying hydrothermal.

Background

With the continuous improvement of industrial technology, the rubber products prepared by the prior art have performance parameters of high temperature resistance, low temperature resistance, wear resistance, environmental protection and the like which can not meet the requirements of industrial application. Therefore, how to improve the international market competitiveness of products and how to improve the performance parameters of rubber pipes is a future research direction in the rubber pipe industry.

The rubber tube with the publication number of CN111322468A comprises a first rubber tube and a second rubber tube, wherein the first rubber tube and the second rubber tube are both composed of an inner rubber layer, an outer rubber layer, a pressure reducing layer and a stainless steel wire woven layer arranged between the inner rubber layer and the outer rubber layer, a connecting plate is arranged between the first rubber tube and the second rubber tube, the connecting plate is composed of an upper protective layer, a lower protective layer, a pressure reducing layer and a reinforcing layer arranged between the upper protective layer and the lower protective layer, the end surfaces at the two ends of the upper protective layer and the lower protective layer are respectively vulcanized with the outer rubber layers of the first rubber tube and the second rubber tube, the end surfaces at the two ends of the reinforcing layer are respectively fixedly connected with the stainless steel wire woven layer on the first rubber tube and the second rubber tube, the inner rubber layer is provided with an arc-shaped bulge part along the circumferential direction, and the rubber tube can not bear the high temperature of hot water when being used for conveying the hot water, and this rubber tube can't play the heat preservation effect to the hot water in the pipeline to can make hot water heat loss, for this reason, we propose a high temperature resistant rubber tube for carrying hot water.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a be used for carrying hydrothermal high temperature resistant rubber tube to solve the problem of proposing in the above-mentioned background art not enough to prior art exists.

The purpose of the utility model can be realized by the following technical scheme: the utility model provides a high temperature resistant rubber tube for carrying hydrothermal, includes interior glue film, fibre winding layer, interior gluey cold-proof layer, interior gluey protective layer, well glue film, well glue protective layer and outer glue film, the cross-section of interior glue film is circular, interior glue film is the hollow hose, the surface of interior glue film is provided with fibre winding layer, the surface on fibre winding layer is provided with the cold-proof layer of interior gluey, the cold-proof layer surface of interior gluey is provided with the interior gluey protective layer, the surface of interior gluey protective layer is connected with well glue film, the surface of well glue film is connected with well glue protective layer, the surface of well glue protective layer is provided with outer glue film.

Furthermore, the inner surface of the fiber winding layer is attached to the outer surface of the inner glue layer, the outer surface of the fiber winding layer is attached to the inner surface of the inner glue warm-keeping layer, the outer surface of the inner glue warm-keeping layer is attached to the inner surface of the inner glue protective layer, and the outer surface of the inner glue protective layer is attached to the inner surface of the middle glue layer; the outer surface of the middle glue layer is attached to the inner surface of the middle glue protective layer, the outer surface of the middle glue protective layer is attached to the inner surface of the outer glue layer, and the color of the outer glue layer is green.

Furthermore, the fiber winding layer is composed of two fiber layers, and intermediate glue is filled between the two fiber layers.

Furthermore, the inner surface and the outer surface of the inner glue layer are both smooth surfaces, and the inner surface and the outer surface of the inner glue protective layer are both provided with uniformly distributed circular grooves.

Furthermore, the inner surface and the outer surface of the middle adhesive layer are both smooth surfaces, and the inner surface and the outer surface of the middle adhesive protective layer are provided with uniformly distributed circular grooves.

The utility model has the advantages that:

1. the utility model discloses a be provided with fibre winding layer at the surface of inner rubber layer, fibre winding layer uses the gumming dacron line to constitute, light, soft and have good flexibility and heat resistance, can strengthen inner rubber tube and bear water pressure intensity and pulse intensity, simultaneously through setting up one deck inner rubber protective layer again, the outside of inner rubber protective layer still is provided with well glue film and well glue protective layer, and the inner and outer surface of inner rubber protective layer and well glue protective layer all is provided with evenly distributed circular recess, can provide better protection to inner rubber film, the life of extension inner rubber film;

2. the inner rubber layer of the utility model is made of ethylene propylene rubber with excellent heat resistance, and the ethylene propylene rubber can be used for a long time at a high temperature of 120 ℃, so that the inner rubber layer can continuously transport hot water;

3. the utility model discloses an outside parcel on interior glue film and fibre winding layer has the one deck gum heat preservation, through the gum heat preservation, can keep warm to the hot water of gum intraformational transportation, simultaneously under low temperature environment, can completely cut off external low temperature and cause the influence to the in situ temperature of gum.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic view of the whole structure of a high temperature resistant rubber pipe for transporting hot water according to the present invention;

fig. 2 is a schematic diagram of an inner adhesive protective layer of a high temperature resistant rubber pipe for conveying hot water according to the present invention.

In the figure: 1. an inner glue layer; 2. a fiber winding layer; 3. an inner adhesive heat-insulating layer; 4. an inner glue protective layer; 401. a circular groove; 5. a middle glue layer; 6. a middle glue protective layer; 7. and an outer glue layer.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 and 2, a high temperature resistant rubber pipe for conveying hot water includes an inner rubber layer 1, a fiber winding layer 2, an inner rubber warm-keeping layer 3, an inner rubber protective layer 4, a middle rubber layer 5, a middle rubber protective layer 6, and an outer rubber layer 7, wherein the section of the inner rubber layer 1 is circular, the inner rubber layer 1 is a hollow hose, and the inner rubber layer 1 is made of ethylene propylene rubber with excellent heat resistance and can be continuously used at a high temperature of 120 ℃; the outer surface of the inner adhesive layer 1 is provided with a fiber winding layer 2, and the fiber winding layer 2 is composed of surface-treated impregnated polyester yarns; the outer surface of the fiber winding layer 2 is provided with an inner adhesive heat preservation layer 3, the outer surface of the inner adhesive heat preservation layer 3 is provided with an inner adhesive protection layer 4, the outer surface of the inner adhesive protection layer 4 is connected with a middle adhesive layer 5, the outer surface of the middle adhesive layer 5 is connected with a middle adhesive protection layer 6, and the outer surface of the middle adhesive protection layer 6 is provided with an outer adhesive layer 7.

The inner surface of the fiber winding layer 2 is attached to the outer surface of the inner glue layer 1, the outer surface of the fiber winding layer 2 is attached to the inner surface of the inner glue heat preservation layer 3, the outer surface of the inner glue heat preservation layer 3 is attached to the inner surface of the inner glue protection layer 4, and the outer surface of the inner glue protection layer 4 is attached to the inner surface of the middle glue layer 5; the surface of well glue film 5 and the laminating of the internal surface of well glue protective layer 6 mutually, the surface of well glue protective layer 6 and the laminating of the internal surface of outer glue film 7 mutually, the colour of outer glue film 7 is green to form certain protection to inner glue film 1.

The inner surface and the outer surface of the inner rubber layer 1 are both smooth surfaces, the fiber winding layer 2 is composed of two fiber layers, and intermediate rubber is filled between the two fiber layers; the inner surface area of the inner glue protection layer 4 and the inner surface and the outer surface of the inner glue protection layer 4 are both provided with uniformly distributed circular grooves 401; the inner surface and the outer surface of the middle glue layer 5 are smooth surfaces, the inner surface and the outer surface of the middle glue protective layer 6 are provided with uniformly distributed circular grooves 401, and the uniformly distributed circular grooves 401 are formed in the inner surface and the outer surface of the inner glue protective layer 4 and the inner surface and the outer surface of the middle glue protective layer 6, so that the inner glue layer 1, the fiber winding layer 2 and the inner glue heat preservation layer 3 inside are protected to a certain extent when being collided by the outside, and the service life of the inner glue layer 1, the fiber winding layer 2 and the inner glue heat preservation layer 3 is prolonged.

The utility model discloses the theory of operation: the utility model discloses be provided with inner rubber layer 1, inner rubber layer 1 is by the ethylene propylene rubber that a heat resistance is excellent, ethylene propylene rubber can carry out the work that lasts under the high temperature of 120 degrees, can not be damaged by high temperature hot water in the hot water of transportation, still be provided with fibre winding layer 2 in inner rubber layer 1's the outside, fibre winding layer 2 comprises two-layer surface treatment's gumming dacron line, through the winding of gumming dacron line intercrossing, wrap up inner rubber layer 1 to reinforcing inner rubber layer 1 can bear higher water pressure in the hot water of transportation process, extension inner rubber layer 1 life; an inner adhesive heat-insulating layer 3 is further arranged outside the inner adhesive layer 1 and the fiber winding layer 2, hot water in the inner adhesive layer 1 can be insulated through the inner adhesive heat-insulating layer 3, the temperature loss of the hot water in the transportation process is avoided, and meanwhile, the influence of external low temperature on the temperature of the hot water in the inner adhesive layer can be isolated under the low-temperature environment, so that the temperature of the hot water in the transportation process can be protected under different environmental temperatures; glue the outside on cold-proof layer 3 including still be provided with interior gluey protective layer 4, well glue film 5, well gluey protective layer 6 and outer glue film 7, can be to cold-proof layer, fibre winding layer 2 and interior glue film 1 provide the protection, glue protective layer 4 including still being provided with evenly distributed's circular recess 401 with the interior external surface of well gluey protective layer 6, design through circular recess 401 can be when the external collision is received at the rubber tube, form certain cushioning effect, thereby avoid interior glue film 1, fibre winding layer 2 and cold-proof layer to receive the damage.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof, and further, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Claims

1. A high temperature resistant rubber pipe for conveying hot water, which comprises an inner rubber layer (1), a fiber winding layer (2), an inner rubber warm-keeping layer (3), an inner rubber protective layer (4), a middle rubber layer (5), a middle rubber protective layer (6) and an outer rubber layer (7), it is characterized in that the section of the inner rubber layer (1) is circular, the inner rubber layer (1) is a hollow hose, the outer surface of the inner rubber layer (1) is provided with a fiber winding layer (2), the outer surface of the fiber winding layer (2) is provided with an inner rubber warm-keeping layer (3), an inner adhesive protective layer (4) is arranged on the outer surface of the inner adhesive heat-insulating layer (3), the outer surface of the inner glue protection layer (4) is connected with a middle glue layer (5), the outer surface of the middle glue layer (5) is connected with a middle glue protection layer (6), and an outer adhesive layer (7) is arranged on the outer surface of the middle adhesive protection layer (6).

2. The high-temperature-resistant rubber pipe for conveying hot water according to claim 1, wherein the inner surface of the fiber winding layer (2) is attached to the outer surface of the inner rubber layer (1), the outer surface of the fiber winding layer (2) is attached to the inner surface of the inner rubber heat-insulating layer (3), the outer surface of the inner rubber heat-insulating layer (3) is attached to the inner surface of the inner rubber protective layer (4), and the outer surface of the inner rubber protective layer (4) is attached to the inner surface of the middle rubber layer (5); the outer surface of the middle glue layer (5) is attached to the inner surface of the middle glue protective layer (6), and the outer surface of the middle glue protective layer (6) is attached to the inner surface of the outer glue layer (7).

3. The high-temperature-resistant rubber hose for conveying hot water as claimed in claim 1, wherein the fiber winding layer (2) is composed of two fiber layers, and an intermediate rubber is filled between the two fiber layers.

4. The high-temperature-resistant rubber pipe for conveying hot water as claimed in claim 1, wherein the inner surface and the outer surface of the inner rubber layer (1) are both smooth surfaces, and the inner surface and the outer surface of the inner rubber protective layer (4) are both provided with uniformly distributed circular grooves (401).

5. The high-temperature-resistant rubber pipe for conveying hot water as claimed in claim 1, wherein the inner surface and the outer surface of the middle rubber layer (5) are both smooth surfaces, and the inner surface and the outer surface of the middle rubber protective layer (6) are provided with uniformly distributed circular grooves (401).