CN219388882U

CN219388882U - High-toughness pneumatic hose

Info

Publication number: CN219388882U
Application number: CN202320391247.5U
Authority: CN
Inventors: 潘树锋
Original assignee: Shaoxing Shangyu Hairui Pneumatic Equipment Co ltd
Current assignee: Shaoxing Shangyu Hairui Pneumatic Equipment Co ltd
Priority date: 2023-02-25
Filing date: 2023-02-25
Publication date: 2023-07-21
Anticipated expiration: 2033-02-25

Abstract

The application discloses a high-toughness pneumatic hose relates to the technical field of hoses. The application comprises the following steps: an inner tube; the first reinforcing layer is arranged on the outer surface of the inner tube; the second reinforcing layer is arranged on the outer surface of the first reinforcing layer; the metal net layer is arranged on the outer surface of the second reinforcing layer; and the outer tube is arranged on the outer surface of the metal mesh layer. According to the three-layer reinforcing structure formed by the first reinforcing layer, the second reinforcing layer and the metal mesh layer, the overall toughness is greatly improved, so that the probability of fracture caused by long-time bending is reduced, and the service life is prolonged; through the design of the temperature difference adaptation layer, the external temperature change and heat resistance can be effectively dealt with, so that the overall temperature difference adaptation is enhanced, the damage caused by temperature difference is not easy to influence, and the overall service life is further prolonged; through the design of wearing layer, can make holistic wearability strengthen, further promote holistic life.

Description

High-toughness pneumatic hose

Technical Field

The application relates to the technical field of hoses, in particular to a high-toughness pneumatic hose.

Background

The hose is an important part in the industry at present, mainly comprises a stainless steel hose, a metal hose, a corrugated hose, a rubber hose and a plastic hose according to materials, and has different application ranges, such as a common pneumatic device, such as an air pump, and is a device for exhausting air from a closed space or adding air from the closed space, and the exhaust end of the hose is usually externally connected with the rubber hose, so the hose is also called a pneumatic hose, and the existing pneumatic hose is easy to break due to poor toughness after being bent for a long time, thereby the service life is reduced, and the high-toughness pneumatic hose is provided.

Disclosure of Invention

The purpose of the present application is: to solve the problems presented in the background art, the present application provides a high toughness pneumatic hose.

The application specifically adopts the following technical scheme for realizing the purposes:

a high-toughness pneumatic hose comprising:

an inner tube;

the first reinforcing layer is arranged on the outer surface of the inner tube;

the second reinforcing layer is arranged on the outer surface of the first reinforcing layer;

the metal net layer is arranged on the outer surface of the second reinforcing layer;

and the outer tube is arranged on the outer surface of the metal mesh layer.

Further, the inner tube and the outer tube are made of TPU materials.

Further, the first reinforcing layer includes:

the polypropylene layer is adhered to the outer surface of the inner tube through an adhesive;

and the polyethylene layer is adhered to the outer surface of the polypropylene layer through an adhesive, and the second reinforcing layer is arranged on the outer surface of the polyethylene layer.

Further, the second reinforcing layer includes:

the polyvinyl chloride layer is adhered to the outer surface of the polyethylene layer through an adhesive;

the bamboo charcoal fiber layer is adhered to the outer surface of the polyvinyl chloride layer through an adhesive, and the metal net layer is arranged on the outer surface of the bamboo charcoal fiber layer.

Further, the adhesive is made of epoxy resin adhesive.

Further, the metal mesh layer is formed by alternately and alternately inserting and compositely connecting transverse metal wires and longitudinal metal wires.

Further, the outer surface of the outer tube is provided with a temperature difference adaptation layer, and the temperature difference adaptation layer is made of glass fibers.

Further, the outer surface of the temperature difference adapting layer is provided with a wear-resistant layer, and the wear-resistant layer is made of high-purity alumina ceramics.

The beneficial effects of this application are as follows:

1. this application promotes holistic toughness by a wide margin through the three-layer reinforced structure that first enhancement layer, second enhancement layer and metal mesh layer formed to reduce and lead to appearing cracked probability because of buckling for a long time, can promote life.

2. Through the design of difference in temperature adaptation layer, this application can deal with external temperature variation and isolated heat-resisting effectively to make whole difference in temperature adaptability strengthen, be difficult for receiving the difference in temperature to influence and damage, further promote holistic life.

3. The design of wearing layer can make holistic wearability strengthen through this application, further promotes whole life.

Drawings

FIG. 1 is a front elevational view of the structure of the present application;

FIG. 2 is a cross-sectional view taken along the direction A-A in FIG. 1 of the present application;

FIG. 3 is an enlarged view of FIG. 2B of the present application;

FIG. 4 is an enlarged view of FIG. 2C of the present application;

fig. 5 is a schematic structural view of the metal mesh layer of the present application.

Reference numerals: 1. an inner tube; 2. a first reinforcing layer; 201. a polypropylene layer; 202. a polyethylene layer; 3. a second reinforcing layer; 301. a polyvinyl chloride layer; 302. a bamboo charcoal fiber layer; 4. a metal mesh layer; 401. a transverse wire; 402. a longitudinal wire; 5. an outer tube; 6. a temperature difference adaptation layer; 7. and a wear-resistant layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application.

As shown in fig. 2-4, a high-toughness pneumatic hose according to an embodiment of the present application includes: an inner tube 1; the first reinforcing layer 2 is arranged on the outer surface of the inner tube 1, and when the inner tube is bent, the whole toughness is primarily improved through the first reinforcing layer 2, so that the whole toughness is improved to a certain extent; the second reinforcing layer 3 is arranged on the outer surface of the first reinforcing layer 2, and when the first reinforcing layer is bent, the whole toughness is promoted again through the second reinforcing layer 3, so that the whole toughness is further promoted; the metal net layer 4 is arranged on the outer surface of the second reinforcing layer 3, and when the metal net layer 4 is bent, the overall toughness is improved again, so that the overall toughness is further improved; outer tube 5 sets up in the surface of metal mesh layer 4, when receiving to buckle, through the three-layer reinforced structure that first enhancement layer 2, second enhancement layer 3 and metal mesh layer 4 formed, promotes holistic toughness by a wide margin, in conclusion, this application promotes holistic toughness by a wide margin through the three-layer reinforced structure that first enhancement layer 2, second enhancement layer 3 and metal mesh layer 4 formed to reduce and lead to appearing cracked probability because of buckling for a long time, can promote life.

As shown in fig. 2 to fig. 4, in some embodiments, the inner tube 1 and the outer tube 5 are made of TPU, which is totally called thermoplastic polyurethane elastomer rubber, and the main components are polyester type and polyether type, which have good mechanical properties including hardness, tensile strength, compression property, tearing strength, rebound resilience, flexibility resistance, and the like, and also have higher shearing strength, impact energy, and the like, so that the overall toughness is further improved, the probability of fracture caused by long-time bending is further reduced, and the service life is further prolonged.

As shown in fig. 3, in some embodiments, the first reinforcing layer 2 includes: the polypropylene layer 201 is adhered to the outer surface of the inner tube 1 through an adhesive, the polypropylene layer 201 is made of polypropylene, is semi-crystalline thermoplastic plastic, has high impact resistance, strong mechanical properties and strong toughness, resists various organic solvents and acid-base corrosion, and has the advantage of strong mechanical properties, so that the integral toughness can be improved; the polyethylene layer 202 is adhered to the outer surface of the polypropylene layer 201 through an adhesive, the second reinforcing layer 3 is arranged on the outer surface of the polyethylene layer 202, the polyethylene layer 202 is made of ultra-high molecular weight polyethylene, the polyethylene layer has the advantages of high impact strength, fatigue resistance and the like, the fatigue resistance can improve the overall toughness, and the polypropylene layer 201 and the polyethylene layer 202 form the first reinforcing layer 2 together, so that the overall toughness can be improved to a certain extent.

As shown in fig. 3, in some embodiments, the second reinforcing layer 3 includes: the polyvinyl chloride layer 301 is adhered to the outer surface of the polyethylene layer 202 through an adhesive, the polyvinyl chloride layer 301 is made of hard polyvinyl chloride, and has the advantages of better tensile, bending, compressive and impact resistance, and the better bending capability can improve the overall toughness; the bamboo charcoal fiber layer 302 is adhered to the outer surface of the polyvinyl chloride layer 301 through an adhesive, the metal mesh layer 4 is arranged on the outer surface of the bamboo charcoal fiber layer 302, the bamboo charcoal fiber layer 302 is made of bamboo charcoal fibers, has strong toughness and wear resistance, has unique rebound resilience, has stronger longitudinal and transverse strength, has the advantages of strong toughness and unique rebound resilience, can promote overall toughness, and forms the second reinforcing layer 3 together with the bamboo charcoal fiber layer 302 through the polyvinyl chloride layer 301, so that the overall toughness can be further promoted.

As shown in fig. 3, in some embodiments, the material of the adhesive is epoxy resin adhesive, which generally refers to an adhesive using epoxy resin as a main body, and has the characteristics of compressive strength, tensile strength, shear strength, peel strength, impact strength, and the like, so that not only the connection strength among the polypropylene layer 201, the polyethylene layer 202, the polyvinyl chloride layer 301 and the bamboo charcoal fiber layer 302 can be improved, but also the overall toughness can be further improved.

As shown in fig. 5, in some embodiments, the metal mesh layer 4 is formed by alternately and alternately inserting and compositely connecting the transverse metal wires 401 and the longitudinal metal wires 402, the transverse metal wires 401 and the longitudinal metal wires 402 are all one of aluminum wires, copper wires or stainless steel wires and are not easy to rust, and the metal mesh layer 4 is formed by alternately and alternately inserting and compositely connecting the transverse metal wires 401 and the longitudinal metal wires 402, so that the strength of the metal mesh layer 4 can be improved, and the overall toughness is further improved.

As shown in fig. 4, in some embodiments, the outer surface of the outer tube 5 is provided with a temperature difference adapting layer 6, the material of the temperature difference adapting layer 6 is glass fiber, and the glass fiber is an inorganic nonmetallic material with excellent performance, good insulation, strong heat resistance, high corrosion resistance and high mechanical strength, and can effectively cope with external temperature change and isolated heat resistance, so that the overall temperature difference adaptability is enhanced, the damage caused by temperature difference is not easy to influence, and the overall service life is further prolonged.

As shown in fig. 1 to fig. 4, in some embodiments, the wear-resistant layer 7 is disposed on the outer surface of the temperature difference adapting layer 6, and the wear-resistant layer 7 is made of high-purity alumina ceramic, which has excellent wear resistance, so that the overall wear resistance can be enhanced, and the overall service life can be further improved.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. High toughness pneumatic hose, its characterized in that includes:

an inner tube (1);

a first reinforcing layer (2) provided on the outer surface of the inner tube (1);

a second reinforcing layer (3) provided on the outer surface of the first reinforcing layer (2);

a metal mesh layer (4) arranged on the outer surface of the second reinforcing layer (3);

and the outer tube (5) is arranged on the outer surface of the metal mesh layer (4).

2. High-toughness pneumatic hose according to claim 1, characterized in that the inner tube (1) and the outer tube (5) are both made of TPU.

3. High-toughness pneumatic hose according to claim 1, characterized in that said first reinforcing layer (2) comprises:

a polypropylene layer (201) adhered to the outer surface of the inner tube (1) through an adhesive;

and the polyethylene layer (202) is adhered to the outer surface of the polypropylene layer (201) through an adhesive, and the second reinforcing layer (3) is arranged on the outer surface of the polyethylene layer (202).

4. A high-toughness pneumatic hose according to claim 3, wherein the second reinforcing layer (3) comprises:

a polyvinyl chloride layer (301) adhered to the outer surface of the polyethylene layer (202) by an adhesive;

the bamboo charcoal fiber layer (302) is adhered to the outer surface of the polyvinyl chloride layer (301) through an adhesive, and the metal mesh layer (4) is arranged on the outer surface of the bamboo charcoal fiber layer (302).

5. The high-toughness pneumatic hose according to claim 4, wherein the adhesive is made of epoxy resin.

6. The high-toughness pneumatic hose according to claim 4, wherein the metal mesh layer (4) is formed by alternately and alternately connecting transverse metal wires (401) and longitudinal metal wires (402).

7. The high-toughness pneumatic hose according to claim 1, wherein the outer surface of the outer tube (5) is provided with a temperature difference adaptation layer (6), and the temperature difference adaptation layer (6) is made of glass fibers.

8. The high-toughness pneumatic hose according to claim 7, wherein the outer surface of the temperature difference adapting layer (6) is provided with a wear-resistant layer (7), and the wear-resistant layer (7) is made of high-purity alumina ceramic.