CN218818706U

CN218818706U - Oil-resistant and temperature-resistant rubber hose

Info

Publication number: CN218818706U
Application number: CN202221319739.5U
Authority: CN
Inventors: 戚宗辰
Original assignee: Hebei Yake Rubber And Plastic Products Co ltd
Current assignee: Hebei Yake Rubber And Plastic Products Co ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2023-04-07
Anticipated expiration: 2032-05-30

Abstract

The utility model discloses an resistant oily temperature resistant rubber tube, including butadiene acrylonitrile rubber layer, fluororubber layer and body, the fixed packing of side surface on butadiene acrylonitrile rubber layer has the heat preservation. The utility model discloses because the outmost at first contacts oils liquid of rubber tube during the use, and the utility model discloses a fluororubber layer has good resistance to oil, thereby appear lubricated phenomenon when can avoiding the rubber tube to contact oils liquid, the wire netting is attached to the carbon fiber layer, the surface on asbestos layer and cotton fiber layer, can strengthen the toughness of rubber tube body, and the heat preservation effect of heat preservation can avoid leading to the condition that the crackle appears in the rubber tube under the condition that the temperature is crossed lowly, the life of extension rubber tube, the protective sheath of cup jointing the connection piece formation on fluororubber layer surface can weaken the damage that external force caused the rubber tube body in addition, the connection piece ductility can be given to second rubber line and first rubber line of grafting in cross bore and longitudinal bore, can be crooked along with the bending of rubber tube, provide the protection to the rubber tube.

Description

Oil-resistant and temperature-resistant rubber hose

Technical Field

The utility model relates to a rubber tube field specifically is resistant oily temperature resistant rubber tube.

Background

The rubber tube is a soft reinforced rubber product, is applied to fluid power and can transmit media. The principle of the method is that original resources are artificially applied through force conversion and transmission.

The 'novel pressure-resistant and high-temperature-resistant rubber pipe' disclosed by the application number 'CN 201910462246.3' is an increasingly mature technology, and the 'novel pressure-resistant and high-temperature-resistant rubber pipe' mainly comprises three layers: inner glue, a reinforcing layer and outer glue. The inner rubber is an oil-resistant, pressure-resistant, high-temperature-resistant and friction-resistant fluorosilicone rubber layer; the middle layer adopts polyimide fiber fabric as a reinforcing layer, and has low density, good flame retardance, high temperature resistance, flexibility and explosion resistance; the outermost layer is formed by compounding polyimide short fibers and rubber, has flame resistance and high temperature resistance, and plays a role in protecting the inner layer and the middle layer. However, the rubber tube has the following defects in the actual use process:

the hose does not have a structure for reinforcing the hose body in actual use, and in addition, the hose is required to have oil resistance because the hose contacts oil liquid in use, and the hose does not have a structure for connecting two hoses, so that the desired effect is difficult to achieve when the hose is extended.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an resistant oily temperature resistant rubber tube to solve the problem that provides among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the oil-resistant and temperature-resistant rubber pipe comprises a nitrile rubber layer, a fluororubber layer and a pipe body, wherein a heat preservation layer is fixedly filled on the side surface of the nitrile rubber layer, a carbon fiber layer is fixedly filled on the side surface of the heat preservation layer, an asbestos layer is fixedly filled on the side surface of the carbon fiber layer, a cotton fiber layer is fixedly filled on the side surface of the asbestos layer, and iron wire nets are fixedly installed on the side surfaces of the carbon fiber layer, the asbestos layer and the cotton fiber layer.

As a preferred scheme of the utility model, the side surface movable mounting of fluororubber layer has a plurality of connection piece.

As a preferred scheme of the utility model, longitudinal hole and cross bore have been seted up respectively to the side surface of connection piece.

As a preferred scheme of the utility model, every the quantity of connection piece side surface longitudinal hole and cross bore is two, two the equal swing joint of inner wall in longitudinal hole has the second rubber line.

As an optimized scheme of the utility model, two the equal swing joint of inner wall in vertical hole has first rubber thread.

As an optimized scheme of the utility model, the equal fixed mounting of one end of fluororubber layer and body has solid fixed ring, gu fixed ring's side surface is seted up threadedly.

As a preferred embodiment of the present invention, the side surface of the fixing ring is connected with a first connecting plate by a screw thread.

As an optimized scheme of the utility model, the solid fixed ring's of pipe side surface threaded connection has the second connection pad, the screw has all been seted up on the surface of first connection pad and second connection pad, the quantity of first connection pad and second connection pad surface screw is four.

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

1. the utility model discloses when using because the outmost of rubber tube contacts oil liquid at first, and the utility model discloses a fluororubber layer has good oil resistance, thereby can avoid the rubber tube to contact lubricating phenomenon when oil liquid, the wire netting is attached to the surface on carbon fiber layer, asbestos layer and cotton fiber layer, can strengthen the toughness of rubber tube body, carbon fiber layer can play good heat-resisting effect, the asbestos layer has the thermal-insulated effect when having heat-resisting effect, can avoid the phenomenon that the rubber tube body appears softening deformation because of the high temperature, and the heat preservation effect of heat preservation can avoid leading to the condition that the rubber tube crackle appears under the condition that the temperature is low excessively, the life of rubber tube is prolonged, in addition, the protective sheath that the connection piece that cup joints on the fluororubber layer surface formed can weaken the damage that external force caused the rubber tube body, second rubber line and the first rubber line of pegging graft in cross bore and longitudinal bore can give the ductility, thereby can agree with the rubber tube body, can bend along with the bending and crooked, provide the protection to the rubber tube constantly;

2. the utility model discloses when can also extending the rubber tube simultaneously, will gu fixed ring fixes the end department at fluororubber layer and body respectively, dock first connection pad and second connection pad, with bolted connection in the screw hole afterwards, bolt joint fluororubber layer and body to reach the purpose of extension rubber tube, not only can make the rubber tube have resistant oily temperature resistant characteristic through above structure, be convenient for prolong the rubber tube simultaneously, adapt to more operational environment.

Drawings

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

FIG. 2 is a schematic view of the structure of the connecting sheet of the present invention;

FIG. 3 is a schematic view of the first rubber thread and the second rubber thread of the present invention;

fig. 4 is an exploded view of the overall structure of the present invention.

In the figure: 1. a nitrile rubber layer; 2. a fluororubber layer; 3. a heat-insulating layer; 4. a carbon fiber layer; 5. a wire netting; 6. an asbestos layer; 7. a cotton fiber layer; 8. connecting sheets; 9. a longitudinal hole; 10. a transverse hole; 11. a first rubber thread; 12. a second rubber thread; 13. a fixing ring; 14. a first splice tray; 15. a screw hole; 16. a second connecting disc; 17. a tube body.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the oil-resistant and temperature-resistant rubber pipe comprises a nitrile rubber layer 1, a fluororubber layer 2 and a pipe body 17, wherein a heat preservation layer 3 is fixedly filled on the side surface of the nitrile rubber layer 1, a carbon fiber layer 4 is fixedly filled on the side surface of the heat preservation layer 3, an asbestos layer 6 is fixedly filled on the side surface of the carbon fiber layer 4, a cotton fiber layer 7 is fixedly filled on the side surface of the asbestos layer 6, and iron wires 5 are fixedly mounted on the side surfaces of the carbon fiber layer 4, the asbestos layer 6 and the cotton fiber layer 7.

Specifically, the nitrile rubber layer 1 can reinforce the inside of the rubber tube, the toughness of the rubber tube is enhanced, the fluororubber layer 2 has good oil resistance, the rubber tube can be prevented from being lubricated by oil liquid, the function of the rubber tube is influenced, the heat preservation layer 3 can preserve heat of the rubber tube, cracks of the rubber tube can be prevented from appearing under the low-temperature environment, the rubber tube can normally work under the high-temperature environment due to the heat insulation effect of the carbon fiber layer 4 and the asbestos layer 6, the softening of the rubber tube can be avoided, the wire gauze 5 is filled between materials of all layers, and the rubber tube body can be reinforced, so that the service life of the rubber tube is prolonged.

In this embodiment: a plurality of connecting sheets 8 are movably arranged on the side surface of the fluororubber layer 2.

Specifically, the protective cover formed by combining the connecting sheets 8 can protect the outer layer of the rubber pipe, and the rubber pipe is prevented from being damaged by external factors.

In this embodiment: the side surface of the connecting piece 8 is respectively provided with a longitudinal hole 9 and a transverse hole 10.

Specifically, the longitudinal holes 9 and the transverse holes 10 are used for connecting the first rubber threads 11 and the second rubber threads 12.

In this embodiment: the number of the longitudinal holes 9 and the transverse holes 10 on the side surface of each connecting piece 8 is two, and the inner walls of the two longitudinal holes 9 are movably connected with second rubber threads 12.

In this embodiment: the inner walls of the two longitudinal holes 9 are movably connected with first rubber threads 11.

The first rubber thread 11 and the second rubber thread 12 give the protective cover formed by the connecting piece 8 extensibility, thereby fitting the rubber pipe in a bending state and constantly providing protection for the rubber pipe.

In this embodiment: the fluororubber layer 2 and one end of the pipe body 17 are fixedly provided with a fixing ring 13, and the side surface of the fixing ring 13 is provided with threads.

In particular, the fixing ring 13 is used for connecting the first connecting disk 14.

In this embodiment: a first coupling disc 14 is threadedly coupled to a side surface of the fixing ring 13.

In this embodiment: the side surface of the fixing ring 13 on the side surface of the pipe body 17 is in threaded connection with a second connecting disc 16, screw holes 15 are formed in the surfaces of the first connecting disc 14 and the second connecting disc 16, and the number of the screw holes 15 in the surfaces of the first connecting disc 14 and the second connecting disc 16 is four.

Specifically, the first connection plate 14 and the second connection plate 16 are screwed so that the length of the hose can be extended.

The working principle is as follows: when in use, the outermost layer of the rubber tube is firstly contacted with oil liquid, and the fluororubber layer 2 of the utility model has good oil resistance, thereby avoiding the lubricating phenomenon when the rubber tube is contacted with the oil liquid, the wire netting 5 is attached on the surfaces of the carbon fiber layer 4, the asbestos layer 6 and the cotton fiber layer 7, enhancing the toughness of the rubber tube body, the carbon fiber layer 4 can play a good heat-resisting effect, the asbestos layer 6 has a heat-insulating effect while having a heat-resisting effect, avoiding the phenomenon of softening and deformation of the rubber tube body caused by overhigh temperature, and the heat-insulating effect of the heat-insulating layer 3 can avoid the condition that the rubber tube cracks under the condition of overlow temperature, prolonging the service life of the rubber tube, in addition, the protective sleeve formed by the connecting sheet 8 sleeved on the surface of the fluororubber layer 2 can weaken the damage to the rubber pipe body caused by external force, the second rubber wire 12 and the first rubber wire 11 inserted in the transverse hole 10 and the longitudinal hole 9 can give extensibility to the connecting sheet 8, so that the rubber pipe body can be jointed, the rubber pipe body can be bent along with the bending of the rubber pipe, the rubber pipe is protected constantly, when the rubber pipe needs to be extended, the fixing ring 13 is respectively fixed at the end parts of the fluororubber layer 2 and the pipe body 17, the first connecting disc 14 and the second connecting disc 16 are butted, then the bolt is connected into the screw hole 15, the fluororubber layer 2 and the pipe body 17 are bolted, the purpose of extending the rubber pipe is achieved, the rubber pipe can have the oil-resistant and temperature-resistant characteristics through the structure, meanwhile, the rubber pipe can be conveniently extended, and the rubber pipe can adapt to more working environments.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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. Resistant oily temperature resistant rubber tube, including butadiene acrylonitrile rubber layer (1), fluororubber layer (2) and body (17), its characterized in that: the heat-insulation layer (3) is fixedly filled on the side surface of the nitrile rubber layer (1), the carbon fiber layer (4) is fixedly filled on the side surface of the heat-insulation layer (3), the asbestos layer (6) is fixedly filled on the side surface of the carbon fiber layer (4), the cotton fiber layer (7) is fixedly filled on the side surface of the asbestos layer (6), and the iron wire nets (5) are fixedly mounted on the side surfaces of the carbon fiber layer (4), the asbestos layer (6) and the cotton fiber layer (7).

2. The oil-resistant and temperature-resistant rubber hose according to claim 1, characterized in that: a plurality of connecting sheets (8) are movably arranged on the side surface of the fluororubber layer (2).

3. The oil-resistant temperature-resistant rubber hose according to claim 2, characterized in that: the side surface of the connecting sheet (8) is respectively provided with a longitudinal hole (9) and a transverse hole (10).

4. The oil-resistant temperature-resistant rubber hose according to claim 3, characterized in that: every connecting piece (8) side surface longitudinal bore (9) and cross bore (10) are two in quantity, two the equal swing joint of inner wall in longitudinal bore (9) has second rubber thread (12).

5. The oil-resistant and temperature-resistant rubber hose according to claim 3, characterized in that: the inner walls of the two longitudinal holes (9) are movably connected with first rubber threads (11).

6. The oil-resistant temperature-resistant rubber hose according to claim 1, characterized in that: the one end of fluororubber layer (2) and body (17) is fixed mounting has solid fixed ring (13), the screw thread has been seted up to the side surface of solid fixed ring (13).

7. The oil-resistant and temperature-resistant rubber hose according to claim 6, characterized in that: the side surface of the fixing ring (13) is in threaded connection with a first connecting disc (14).

8. The oil-resistant and temperature-resistant rubber hose according to claim 7, characterized in that: the side surface of the fixing ring (13) on the side surface of the pipe body (17) is in threaded connection with a second connecting disc (16), screw holes (15) are formed in the surfaces of the first connecting disc (14) and the second connecting disc (16), and the number of the screw holes (15) in the surfaces of the first connecting disc (14) and the second connecting disc (16) is four.