CN214889454U

CN214889454U - High-temperature-resistant and high-pressure-resistant PU (polyurethane) air pipe

Info

Publication number: CN214889454U
Application number: CN202121339037.9U
Authority: CN
Inventors: 陈王露; 刘佳利; 赵伯达
Original assignee: Wenzhou Laize Pneumatic Technology Co ltd
Current assignee: Wenzhou Laize Pneumatic Technology Co ltd
Priority date: 2021-06-16
Filing date: 2021-06-16
Publication date: 2021-11-26
Anticipated expiration: 2031-06-16

Abstract

The utility model relates to a PU trachea technical field specifically is a high temperature and high pressure resistant PU trachea, including PU trachea body, PU trachea body includes exocuticle, anti-collision ring, flame retardant coating, resistance to pressure layer and steel wire reinforcing hose, wherein the exocuticle cover is equipped with at the exocuticle of PU trachea body, a plurality of anti-collision ring at the equidistant evenly distributed of exocuticle outside the exocuticle, be equipped with the flame retardant coating on the inside wall of exocuticle, be equipped with steel wire reinforcing hose on the inside wall of flame retardant coating, be equipped with the resistance to pressure layer that has high pressure resistant effect on the inside wall of steel wire reinforcing hose, through flame retardant coating and the resistance to pressure layer that sets up, make the device have higher fire prevention high temperature and high pressure resistant nature.

Description

High-temperature-resistant and high-pressure-resistant PU (polyurethane) air pipe

Technical Field

The utility model relates to a PU trachea technical field specifically is a high temperature resistant high pressure resistant PU trachea.

Background

The pneumatic pressure hose that PU trachea's pneumatic trade is first selected, and the PU trachea divide into polyester type PU pipe according to the material, and polyether type PU pipe divides into PU air compression hose according to operation requirement and name difference, PU industry hose, the flexible pipe of PU steel wire, PU spiral pipe, PU establishment pipe etc..

But for the existing PU air pipe, the high temperature resistance is poor, the external protection is poor, the fire resistance is not provided, the high pressure resistance is poor, the corrosion resistance is not provided, and the service life is short.

Therefore, it is necessary to design a PU air tube with high temperature and high pressure resistance to solve the above problems in the background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high temperature resistant high pressure resistant PU trachea to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a high temperature resistant high pressure resistant PU trachea, includes PU trachea body, PU trachea body includes exocuticle, anticollision ring, flame retardant coating, resistance to pressure layer and steel wire reinforcing hose, wherein overlaps at the exocuticle of PU trachea body, at a plurality of anticollision ring of the equidistant evenly distributed of exocuticle outside the exocuticle, is equipped with the flame retardant coating on the inside wall of exocuticle, is equipped with steel wire reinforcing hose on the inside wall of flame retardant coating, is equipped with the resistance to pressure layer that has high pressure resistant effect on the inside wall of steel wire reinforcing hose.

As the utility model discloses preferred scheme, the flame retardant coating includes fire-retardant layer, insulating layer and insulating layer, wherein is equipped with fire-retardant layer in the inside wall laminating department of flame retardant coating and cortex, is equipped with the insulating layer at the inside wall on fire-retardant layer, is equipped with the insulating layer on the inside wall of insulating layer, has added the halogen-free flame retardant in the material of making on fire-retardant layer.

As the utility model discloses preferred scheme, the resistance to pressure layer includes elastomer resin pipe, vacuum layer and corrosion-resistant synthetic rubber, wherein presses close to steel wire reinforcement hose inside wall department and is equipped with the elastomer resin pipe outside the resistance to pressure layer, is equipped with corrosion-resistant synthetic rubber on the inside wall of PU trachea body, is equipped with the vacuum layer between the inside wall of elastomer resin pipe and corrosion-resistant synthetic rubber's outer anchor ring.

As the utility model discloses preferred scheme, the steel wire reinforcement hose is located between the inside wall of insulating layer and the outer anchor ring of elastomer resin pipe, and the whole steel wire network structure that is of steel wire reinforcement hose.

As the utility model discloses preferred scheme, the cortex adopts B one-level rubber and plastic material, and the anticollision ring adopts the elastic plastic material, and the diameter size of every anticollision ring all is greater than the diameter size of cortex.

As the utility model discloses preferred scheme, the laminating is pasted respectively between outer cortex and the steel wire reinforcing hose through pasting the agent to the flame retardant coating, and the laminating is pasted between steel wire reinforcing hose through pasting agent and insulating layer.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through the anticollision ring, flame retardant coating, resistance to pressure layer and the steel wire reinforcing hose that set up for the device can effectually avoid the collision that the outside takes place, reduces the damage, has better fire prevention heat-proof quality and anti high pressure resistance simultaneously, thereby makes the protectiveness of device higher, hoisting device's life.

Drawings

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

FIG. 2 is a schematic structural view of a fire-proof layer of the present invention;

FIG. 3 is a schematic view of the steel wire reinforced hose of the present invention;

fig. 4 is a schematic view of the structure of the pressure-resistant layer of the present invention.

In the figure: 1. a PU air pipe body; 2. an outer skin layer; 3. an anti-collision ring; 4. a fire barrier layer; 401. a flame retardant layer; 402. a thermal insulation layer; 403. an insulating layer; 5. a pressure-resistant layer; 501. an elastomer resin tube; 502. a vacuum layer; 503. corrosion-resistant synthetic rubber; 6. the steel wire reinforces the hose.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any creative work are within the scope of the present invention.

To facilitate an understanding of the present invention, it will now be described more fully with reference to the accompanying drawings. Several embodiments of the present invention are presented in the drawings. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1-4, the present invention provides a technical solution:

the utility model provides a high temperature resistant high pressure resistant PU trachea, including PU trachea body 1, PU trachea body 1 includes exocuticle layer 2, anticollision ring 3, flame retardant coating 4, resistance to pressure layer 5 and steel wire reinforcing hose 6, wherein the exocuticle layer 2 of being equipped with at the outer anchor ring cover of PU trachea body 1, a plurality of anticollision ring 3 of equidistant evenly distributed of exocuticle layer 2, be equipped with flame retardant coating 4 on the inside wall of exocuticle layer 2, be equipped with steel wire reinforcing hose 6 on the inside wall of flame retardant coating 4, be equipped with resistance to pressure layer 5 that has high pressure resistant effect on steel wire reinforcing hose 6's the inside wall.

In the embodiment, referring to fig. 1, 2 and 3, the fireproof layer 4 includes a flame retardant layer 401, a heat insulating layer 402 and an insulating layer 403, wherein the flame retardant layer 401 is disposed at the joint of the fireproof layer 4 and the inner side wall of the outer skin layer 2, the inner side wall of the flame retardant layer 401 is provided with the heat insulating layer 402, the insulating layer 403 is disposed on the inner side wall of the heat insulating layer 402, a halogen-free flame retardant is added in the material of the flame retardant layer 401, the outer skin layer 2 is made of B-grade rubber plastic material, the anti-collision rings 3 are made of elastic plastic material, the diameter of each anti-collision ring 3 is larger than that of the outer skin layer 2, the fireproof layer 4 is respectively bonded and bonded with the outer skin layer 2 and the steel wire reinforced hose 6 through a bonding agent, the steel wire reinforced hose 6 is bonded and bonded with the insulating layer 403 through the bonding agent, and the fireproof layer 4 and the anti-collision rings 3 are disposed, so that the device can effectively prevent external false collision, and the fire resistance and high temperature resistance are greatly improved.

In the embodiment, referring to fig. 1, 3 and 4, the pressure-resistant layer 5 includes an elastomer resin tube 501, a vacuum layer 502 and a corrosion-resistant synthetic rubber 503, wherein the elastomer resin tube 501 is disposed on the outer circumferential surface of the pressure-resistant layer 5 near the inner circumferential surface of the steel wire reinforced hose 6, the corrosion-resistant synthetic rubber 503 is disposed on the inner circumferential surface of the PU air tube body 1, the vacuum layer 502 is disposed between the inner circumferential surface of the elastomer resin tube 501 and the outer circumferential surface of the corrosion-resistant synthetic rubber 503, the steel wire reinforced hose 6 is disposed between the inner circumferential surface of the insulating layer 403 and the outer circumferential surface of the elastomer resin tube 501, and the steel wire reinforced hose 6 is integrally formed in a steel wire mesh structure, so that the pressure-resistant device has better pressure-resistant performance and a certain corrosion-resistant life-prolonging life through the pressure-resistant layer 5 and the steel wire reinforced hose 6.

The working principle is as follows: when the PU air pipe is used, the PU air pipe body 1 is connected with equipment, when the outside of a pipeline is collided, the diameter size of the anti-collision ring 3 is larger than that of the outer skin layer 2, most of the force is exerted on the anti-collision ring 3, the anti-collision ring 3 is made of elastic plastic materials, the impact force can be effectively buffered to avoid the damage of the pipeline, when the outside of the pipeline is burnt, the halogen-free flame retardant is added into the material for making the flame retardant layer 401, the burning can be effectively prevented from being involved in the pipeline to influence the equipment, the heat insulating layer 402 can effectively isolate and avoid the heat from being transmitted to the inside of the pipeline, when the pressure inside the pipeline is increased, the elastomer resin pipe 501 and the vacuum layer 502 can effectively buffer, the outer ring surface of the corrosion-resistant synthetic rubber cannot generate hard pressure to reduce the pressure resistance of the corrosion-resistant synthetic rubber 503, and the corrosion-resistant synthetic rubber 503 has certain corrosion-resistant effect, thereby the life of hoisting device, and the protectiveness is higher, has certain spreading value.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high temperature resistant high pressure resistant PU trachea, includes PU trachea body (1), its characterized in that: PU trachea body (1) is including exocuticle (2), anticollision ring (3), flame retardant coating (4), resistance to pressure layer (5) and steel wire reinforcing hose (6), wherein the exocuticle (2) is overlapped at the outer anchor ring cover of PU trachea body (1), a plurality of anticollision ring (3) of equidistant evenly distributed in the exocuticle (2), be equipped with flame retardant coating (4) on the inside wall of exocuticle (2), be equipped with steel wire reinforcing hose (6) on the inside wall of flame retardant coating (4), be equipped with resistance to pressure layer (5) that have high pressure resistant effect on the inside wall of steel wire reinforcing hose (6).

2. The PU gas pipe of claim 1, wherein: the fireproof layer (4) comprises a flame-retardant layer (401), a heat-insulating layer (402) and an insulating layer (403), wherein the flame-retardant layer (401) is arranged at the joint of the fireproof layer (4) and the inner side wall of the outer skin layer (2), the heat-insulating layer (402) is arranged on the inner side wall of the flame-retardant layer (401), the insulating layer (403) is arranged on the inner side wall of the heat-insulating layer (402), and a halogen-free flame retardant is added into a manufacturing material of the flame-retardant layer (401).

3. The PU gas pipe of claim 1, wherein: the pressure-resistant layer (5) comprises an elastomer resin pipe (501), a vacuum layer (502) and corrosion-resistant synthetic rubber (503), wherein the elastomer resin pipe (501) is arranged at the position, close to the inner side wall of the steel wire reinforced hose (6), of the outer annular surface of the pressure-resistant layer (5), the corrosion-resistant synthetic rubber (503) is arranged on the inner side wall of the PU air pipe body (1), and the vacuum layer (502) is arranged between the inner side wall of the elastomer resin pipe (501) and the outer annular surface of the corrosion-resistant synthetic rubber (503).

4. The PU gas pipe of claim 1, wherein: the steel wire reinforced hose (6) is positioned between the inner side wall of the insulating layer (403) and the outer annular surface of the elastomer resin pipe (501), and the steel wire reinforced hose (6) is integrally of a steel wire net structure.

5. The PU gas pipe of claim 1, wherein: the outer skin layer (2) is made of a B-level rubber plastic material, the anti-collision rings (3) are made of elastic plastics, and the diameter of each anti-collision ring (3) is larger than that of the outer skin layer (2).

6. The PU gas pipe of claim 1, wherein: the fireproof layer (4) is pasted and laminated with the outer skin layer (2) and the steel wire reinforced hose (6) through the adhesive respectively, and the steel wire reinforced hose (6) is pasted and laminated with the insulating layer (403) through the adhesive.