Explosion-proof rubber pipe

Abstract

The utility model discloses an explosion-proof rubber pipe which comprises a pipe body, a sleeve is sleeved on the outer side of the pipe body, a pressure sensor is arranged between the inner wall of the sleeve and the outer wall of the pipe body, one side of the pipe body is communicated with an exhaust pipe, and the end portion of the exhaust pipe extends to the outer side of the sleeve and is provided with a control valve. A controller is arranged on the surface of the casing pipe, and the pipe body is sequentially composed of a polytetrafluoroethylene inner pipe, a sleeve and a fireproof silicone rubber casing pipe from inside to outside. The rubber pipe has longitudinal conductivity through the conductive carbon black layer, the polytetrafluoroethylene hose enables the rubber pipe to maintain the dielectric property of pure polytetrafluoroethylene resin in the radial direction, static electricity can be eliminated, seepage can be prevented, the glass fiber layer, the fireproof silica gel layer and the connecting and fixing pure rubber sleeve are matched, the rubber pipe is good in fireproof performance, and the service life of the rubber pipe is prolonged. And the safety of the rubber pipe is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to rubber pipe technical field, especially relate to an anti-explosion rubber pipe. BACKGROUND

[0002] The rubber pipe is a pipe for gas conveying, and is commonly used for gas welding, gas cutting, various gas shielded welding, plasma arc welding and cutting, etc. The rubber pipe has the characteristics of physiological inertia, ultraviolet resistance, ozone resistance, high and low temperature resistance (-80 to 300 degrees), high transparency, strong rebound force, compression permanent deformation resistance, oil resistance, stamping resistance, acid and alkali resistance, wear resistance, flame resistance, voltage resistance, conductivity, etc.

[0003] However, the rubber pipe of the prior art will have a large internal pressure after a large amount of air is stored in the rubber pipe during actual use, which will cause the rubber pipe to burst and damage, and the service life is low, and the rubber pipe has poor fireproof performance. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing an anti-explosion rubber pipe to solve the technical problems in the background art.

[0005] To achieve the above-mentioned purpose, the specific technical scheme of the utility model is as follows: an anti-explosion rubber pipe, comprising a pipe body, a sleeve is arranged on the outer side of the pipe body, a pressure sensor is arranged between the inner wall of the sleeve and the outer wall of the pipe body, an exhaust pipe is communicated with one side of the pipe body, the end of the exhaust pipe extends to the outer side of the sleeve and is provided with a control valve, a controller is arranged on the surface of the sleeve, and the pipe body is composed of a polytetrafluoroethylene inner tube, a sleeve and a fireproof silicone rubber sleeve from inside to outside.

[0006] Preferably, a one-way valve is arranged on the exhaust pipe.

[0007] Preferably, the surface of the controller is provided with an indicator light, and a single-chip microcomputer is arranged in the controller, and the single-chip microcomputer is electrically connected with the pressure sensor and the indicator light respectively.

[0008] Preferably, the polytetrafluoroethylene inner tube is composed of a conductive carbon black layer and a polytetrafluoroethylene hose, and the conductive carbon black layer is arranged on the inner side wall of the polytetrafluoroethylene hose.

[0009] Preferably, a steel wire braided layer is arranged on the outer surface of the polytetrafluoroethylene hose.

[0010] Preferably, the fireproof silicone rubber sleeve is composed of a glass fiber layer, a fireproof silicone rubber layer and a fixed pure rubber sleeve from inside to outside.

[0011] The anti-explosion rubber pipe has the following advantages:

[0012] 1. The utility model discloses a rubber tube has longitudinal conductivity through the conductive carbon black layer, and the rubber tube keeps the dielectric property of pure polytetrafluoroethylene resin in radial through the polytetrafluoroethylene hose, can eliminate static electricity, and can prevent seepage, through the cooperation between glass fiber layer, fireproof silica gel layer and fixed pure rubber sleeve, make the rubber tube good fireproof performance, improve the safety of rubber tube.

[0013] 2. The utility model discloses the setting of pressure sensor can monitor the pressure that pressure sensor adds when the inside pressure of pipe body becomes deformation and expands outward, when pressure fluctuation appears, and singlechip receives the signal, and control pilot lamp twinkling red light, thereby reminding staff to open control valve and utilize exhaust pipe to discharge the gas in the inside of pipe body, avoid the explosion situation that it appears because of too big pressure, solve the inside pressure of pipe body becomes big after the inside of pipe body stores a lot of air in the actual use process, lead to pipe body and appear burst damage situation. ACCURATE DRAWINGS

[0014] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will be simply introduced to the drawing needed to be used in the embodiment, should understand, the following drawings only shows some embodiments of the utility model, therefore should not be seen as the limitation to the range, for the ordinary skilled person in the art comes, under the premise of not paying the creative labor, can also obtain other related drawings according to these drawings.

[0015] Figure 1 It is the overall structure schematic diagram of the utility model;

[0016] Figure 2 It is Figure 1 Front view;

[0017] Figure 3 It is the structure schematic diagram of pipe body in the utility model.

[0018] Mark explanation in drawing: 1, pipe body;2, sleeve;3, exhaust pipe;4, one-way valve;5, control valve;6, controller;7, pilot lamp;8, pressure sensor;9, conductive carbon black layer;10, polytetrafluoroethylene hose;11, steel wire braid layer;12, sleeve;13, glass fiber layer;14, fireproof silica gel layer;15, fixed pure rubber sleeve. DETAILED DESCRIPTION

[0019] In the following, only some exemplary embodiments are simply described. As the person skilled in the art can realize, the described embodiments can be modified in various different ways without departing from the spirit or scope of the embodiments of the utility model. Therefore, the drawings and the description are considered to be exemplary in nature rather than limiting.

[0020] In the description of the embodiments of the utility model, it is understood that the directions or position relations of the terms "length", "vertical", "horizontal", "top", "bottom" and the like are based on the directions or position relations shown in the drawings, and are only for the convenience of describing the embodiments of the utility model and simplifying the description, and thus cannot be understood as indicating or implying that the devices or elements indicated must have a specific direction, be constructed and operated in a specific direction, and thus cannot be understood as limiting the embodiments of the utility model.

[0021] In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features.

[0022] In the embodiments of the utility model, unless otherwise specified and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected, or it can be communicated; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the embodiments of the utility model can be understood according to the specific circumstances.

[0023] The following disclosure provides many different embodiments or examples for implementing the different structures of the embodiments of the utility model. In order to simplify the disclosure of the embodiments of the utility model, the components and settings of specific examples are described below. Of course, they are only examples, and the purpose is not to limit the embodiments of the utility model. In addition, the embodiments of the utility model can repeatedly refer to numbers and / or letters in different examples, and such repetition is for the purpose of simplification and clarity, which itself does not indicate the relationship between the various embodiments and / or settings discussed.

[0024] In order to better understand the purpose, structure and function of the utility model, the utility model is further described in detail below.

[0025] As Figures 1-3As shown, the utility model discloses a kind of explosion-proof rubber pipe, including pipe body 1, the outside of pipe body 1 is equipped with sleeve 2, pressure sensor 8 is arranged between the inner wall of sleeve 2 and the outer wall of pipe body 1, one side of pipe body 1 is communicated with exhaust pipe 3, and the end of exhaust pipe 3 extends to the outside of sleeve 2 and is equipped with control valve 5, one-way valve 4 is arranged on exhaust pipe 3, by the setting of one-way valve 4, it can prevent external gas to enter exhaust pipe 3 inside to enter pipe body 1 inside. The surface of sleeve 2 is provided with controller 6, the surface of controller 6 is provided with indicator light 7, and controller 6 is provided with single-chip microcomputer in, single-chip microcomputer is electrically connected with pressure sensor 8 and indicator light 7 respectively, in normal circumstances, indicator light 7 bright green light or non-lamp, by the setting of pressure sensor 8, when the pressure in pipe body 1 inside becomes big and deforms to expand outward, the pressure exerted to pressure sensor 8 is monitored, when pressure fluctuation occurs, single-chip microcomputer receives signal, and control indicator light 7 flickers red light, to remind staff to open control valve 5 and utilize exhaust pipe 3 to discharge the gas in pipe body 1 inside, avoid its explosion due to excessive pressure, solve the pressure in pipe body 1 inside becomes big after that it is stored in a large amount of air in actual use process, lead to pipe body 1 appear burst damage condition.

[0026] Pipe body 1 is sequentially composed of polytetrafluoroethylene inner tube, sleeve 12 and fireproof silicone rubber sleeve from inside to outside.Polytetrafluoroethylene inner tube is composed of conductive carbon black layer 9 and polytetrafluoroethylene hose 10, and conductive carbon black layer 9 is located on the inner side wall of polytetrafluoroethylene hose 10.The conductive carbon black layer 9 makes the rubber tube have longitudinal conductivity, and the polytetrafluoroethylene hose 10 makes the rubber tube radially maintain the dielectric properties of pure polytetrafluoroethylene resin, which can eliminate static electricity and prevent seepage.The outer surface of the polytetrafluoroethylene hose 10 is provided with a steel wire braid layer 11, which plays a very important role in ensuring the safe and reliable operation of the high-pressure rubber pipe.The fireproof silicone rubber sleeve is sequentially composed of a glass fiber layer 13, a fireproof silicone layer 14, and a continuous pure rubber sleeve 15 from inside to outside.The cooperation between the glass fiber layer 13, the fireproof silicone layer 14, and the continuous pure rubber sleeve 15 enables the rubber tube to withstand a high temperature of (1090±80) ℃ for 15 minutes, has good fireproof performance, and improves the safety of the rubber tube.

[0027] It can be understood that the utility model is described through some embodiments, and those skilled in the art know that various changes or equivalent replacements can be made to these features and embodiments without departing from the spirit and scope of the utility model.In addition, under the guidance of the utility model, these features and embodiments can be modified to adapt to specific conditions and materials without departing from the spirit and scope of the utility model.Therefore, the utility model is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application belong to the scope of protection of the utility model.

Claims

1. An explosion-proof rubber hose, characterized in that: The tube includes a tube body (1), a sleeve (2) is sleeved on the outside of the tube body (1), a pressure sensor (8) is provided between the inner wall of the sleeve (2) and the outer wall of the tube body (1), an exhaust pipe (3) is connected to one side of the tube body (1), the end of the exhaust pipe (3) extends to the outside of the sleeve (2) and is provided with a control valve (5), a controller (6) is provided on the surface of the sleeve (2), and the tube body (1) is composed of a polytetrafluoroethylene inner tube, a sleeve (12) and a fireproof silicone rubber sleeve from the inside to the outside.

2. The explosion-proof rubber hose according to claim 1, characterized in that: A one-way valve (4) is provided on the exhaust pipe (3).

3. The explosion-proof rubber hose according to claim 1, characterized in that: The controller (6) is provided with an indicator light (7) on its surface, and a microcontroller is provided inside the controller (6). The microcontroller is electrically connected to the pressure sensor (8) and the indicator light (7) respectively.

4. The explosion-proof rubber hose according to claim 1, characterized in that: The polytetrafluoroethylene inner tube is composed of a conductive carbon black layer (9) and a polytetrafluoroethylene flexible tube (10), wherein the conductive carbon black layer (9) is located on the inner wall of the polytetrafluoroethylene flexible tube (10).

5. The explosion-proof rubber hose according to claim 4, characterized in that: The outer surface of the polytetrafluoroethylene hose (10) is provided with a steel wire braided layer (11).

6. The explosion-proof rubber hose according to claim 1, characterized in that: The fireproof silicone rubber sleeve is composed of a glass fiber layer (13), a fireproof silicone layer (14), and a connecting pure rubber sleeve (15) from the inside out.

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