Industrial liquid conveying silicone tube

Abstract

The utility model relates to an industrial liquid delivery silicone tube in the field of silicone tubes, which comprises a tube body, the tube body consists of an inner tube and an outer tube, a steel wire is arranged between the inner tube and the outer tube, the steel wire is spirally wound on the surface of the inner tube, fixed joints are arranged at tube orifices at two ends of the outer tube, and one end of each fixed joint close to the outer tube is a tube connecting part. The end, away from the outer pipe, of the fixed connector is a connector part, the outer pipe can be inserted into the pipe connecting part, the inner wall of the pipe connecting part tightly presses the surface of the outer pipe, a rotatable fixed connecting cover is arranged on the outer side of the connector part, internal threads used for connection are arranged on the inner wall of the fixed connecting cover, and the fixed connecting cover and the external threads on the liquid connector are screwed up. The fixed connecting cover is pushed towards the fixed connector to be close to the liquid connector, the surface of the connector portion tightly presses the liquid connector, connection between the silicone tube and the liquid connector is more stable, and the silicone tube is prevented from being disengaged from the liquid connector due to increase of flow speed and pressure during liquid conveying.

Description

Technical Field

[0001] The utility model relates to the field of silicone tubes, in particular to an industrial liquid conveying silicone tube. Background Art

[0002] Silicone hose is a kind of tube made of silicone as raw material, which is a kind of special rubber tube. Due to its unique properties, silicone hose is widely used in many fields, including but not limited to connecting tubes and infusion tubes of medical equipment to ensure the safety and comfort of patients; food delivery and beverage pipelines to ensure the hygiene and quality of food; protective sleeves of wires and cables to provide insulation and protection; used to transport various chemical liquids and withstand various chemical corrosion.

[0003] The silicone tube includes an inner layer of silicone and an outer layer of silicone, the outer layer of silicone covers the inner layer of silicone, the inner layer of silicone and the outer layer of silicone have different or same hardness, a layer of spirally wound steel wire is wrapped between the inner layer of silicone and the outer layer of silicone, and the steel wire is stainless steel wire.

[0004] When connecting the existing silicone tube to the liquid interface on the equipment or pipeline, the mouth of the silicone tube is usually aligned with the liquid interface, and the liquid interface is inserted into the inner layer of silicone, and then the silicone tube is fixed with tape, raw tape or a sealing ring. The connection is not firm enough. When the flow rate and pressure of the conveyed liquid increase, the silicone tube is easy to fall out of the liquid interface. Utility Model Content

[0005] In order to overcome the deficiencies of the existing technical solutions, the utility model provides an industrial liquid conveying silicone tube, which can effectively solve the technical problem of unstable connection between the silicone tube and the liquid interface.

[0006] The technical solution adopted by the utility model to solve its technical problems is:

[0007] An industrial liquid transport silicone tube comprises a tube body, which consists of an inner tube and an outer tube. A steel wire is arranged between the inner tube and the outer tube, the steel wire is spirally wound around the surface of the inner tube, the inner wall of the outer tube is tightly fitted to the surfaces of the inner tube and the steel wire, the inner wall of the inner tube is provided with more than three raised guide wires, the guide wires are spirally evenly distributed on the inner wall of the inner tube, fixed joints are arranged at the two end openings of the outer tube, the fixed joint is close to one end of the outer tube as a pipe joint part, and the fixed joint is far from one end of the outer tube as an interface part, the outer tube can be inserted into the pipe joint part, the inner wall of the pipe joint part presses the surface of the outer tube, a rotatable fixed connection cover is arranged on the outer side of the interface part, and the inner wall of the fixed connection cover is provided with an internal thread for connection.

[0008] Furthermore, a circle of inwardly concave shrinkage is provided on the surface of the pipe connection portion, and the shrinkage presses the surface of the outer pipe.

[0009] Furthermore, a sealing rubber ring is provided on the side wall of the interface part, a sealing groove is provided at one end of the interface part away from the pipe connection part, and a sealing rubber pad is provided in the sealing groove.

[0010] Furthermore, the surface shape of the fixed connection cover is hexagonal.

[0011] Furthermore, a braided jacket is provided on the surface of the outer tube, a fastening ring is provided at the opening of the braided jacket, and the braided jacket is connected to the surface of the pipe connection portion via the fastening ring.

[0012] Furthermore, the braided outer jacket is made of nylon.

[0013] Furthermore, the braided outer jacket is made of metal wires.

[0014] Compared with the prior art, the beneficial effects of the utility model are: a fixed joint is provided, the tube body is connected to the tube connection part of the fixed joint, the interface part of the fixed joint is aligned with the required liquid interface, the fixed connection cover and the external thread on the liquid interface are tightened, so that the fixed connection cover is pushed toward the fixed joint close to the liquid interface, and the surface of the interface part presses the liquid interface, the connection between the silicone tube and the liquid interface is more stable, and the silicone tube is prevented from falling off from the liquid interface due to increased flow rate and pressure when conveying liquid. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a structural cross-sectional view of an industrial liquid delivery silicone tube of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of a tube body in an industrial liquid transport silicone tube of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of a fixed joint in an industrial liquid transport silicone tube of the utility model;

[0018] Numbers in the figure: 1-tube body, 101-inner tube, 102-outer tube, 103-steel wire, 104-guide wire, 2-fixed joint, 201-tube connection part, 202-interface part, 203-shrinkage, 204-sealing rubber ring, 205-sealing groove, 206-sealing rubber pad, 3-fixed connection cover, 301-internal thread, 4-braided jacket, 5-fastening ring. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] Combine the following Figure 1-Figure 3 The utility model is described in detail as follows:

[0021] An industrial liquid transport silicone tube comprises a tube body 1, the tube body 1 is composed of an inner tube 101 and an outer tube 102, a steel wire 103 is arranged between the inner tube 101 and the outer tube 102, the steel wire 103 is spirally wound around the surface of the inner tube 101, the inner wall of the outer tube 102 is tightly fitted to the surfaces of the inner tube 101 and the steel wire 103, the inner wall of the inner tube 101 is provided with more than three raised guide wires 104, the guide wires 104 are spirally evenly distributed on the inner wall of the inner tube 101, and the two ends of the outer tube 102 are provided with A fixed joint 2, the end of the fixed joint 2 close to the outer tube 102 is a pipe connection part 201, the end of the fixed joint 2 away from the outer tube 102 is an interface part 202, the outer tube 102 can be inserted into the pipe connection part 201, the inner wall of the pipe connection part 201 presses the surface of the outer tube 102, and a rotatable fixed connection cover 3 is provided on the outer side of the interface part 202, and the inner wall of the fixed connection cover 3 is provided with an internal thread 301 for connection, and the surface shape of the fixed connection cover 3 is hexagonal, and the fixed connection cover 3 can be tightened by a hexagonal open-end wrench.

[0022] The surface of the pipe connection part 201 is provided with a circle of inwardly concave necking 203. After the tube body 1 is inserted into the pipe connection part 201, the necking 203 is pressed by a hydraulic press so that the necking 203 squeezes the surface of the outer tube 102 to prevent the tube body 1 from falling off from the pipe connection part 201. The side wall of the interface part 202 is provided with a sealing rubber ring 205, and the end of the interface part 202 away from the pipe connection part 201 is provided with a sealing groove, and a sealing rubber pad 206 is provided in the sealing groove to improve the sealing between the fixed joint 2 and the liquid interface to prevent leakage.

[0023] The surface of the outer tube 102 is provided with a braided jacket 4, and a fastening ring 5 is provided at the opening of the braided jacket 4. The braided jacket 4 is connected to the surface of the pipe connection part 201 through the fastening ring 5. The braided jacket 4 is made of metal wire. The braided jacket 4 can effectively improve the protectiveness of the silicone tube and prevent it from being scratched by other objects during use.

[0024] An industrial liquid transport silicone tube in this embodiment is provided with a fixed joint 2, a tube body 1 is connected to a pipe connection portion 201 of the fixed joint 2, an interface portion 202 of the fixed joint 2 is aligned with the required liquid interface, a fixed connection cover 3 is tightened with an external thread on the liquid interface, so that the fixed connection cover 3 is pushed toward the fixed joint 2 close to the liquid interface, and the surface of the interface portion 202 is pressed against the liquid interface, so that the connection between the silicone tube and the liquid interface is more stable, and the silicone tube is prevented from falling off the liquid interface due to an increase in flow rate and pressure when transporting the liquid.

[0025] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. An industrial liquid transport silicone tube, comprising a tube body, the tube body consisting of an inner tube and an outer tube, characterized in that: A steel wire is arranged between the inner tube and the outer tube, and the steel wire is spirally wound around the surface of the inner tube. The inner wall of the outer tube is tightly fitted to the surfaces of the inner tube and the steel wire. The inner wall of the inner tube is provided with more than three raised guide lines, and the guide lines are spirally evenly distributed on the inner wall of the inner tube. Fixed joints are arranged at the pipe openings at both ends of the outer tube. The fixed joint is close to one end of the outer tube as a pipe connection part, and the fixed joint is far from one end of the outer tube as an interface part. The outer tube can be inserted into the pipe connection part, and the inner wall of the pipe connection part presses the surface of the outer tube. A rotatable fixed connection cover is arranged on the outer side of the interface part, and an inner wall of the fixed connection cover is provided with an internal thread for connection.

2. The industrial liquid delivery silicone tube according to claim 1, characterized in that: The surface of the pipe joint is provided with a circle of inwardly concave shrinkage, which presses the surface of the outer pipe tightly.

3. The industrial liquid delivery silicone tube according to claim 1, characterized in that: A sealing rubber ring is arranged on the side wall of the interface part, a sealing groove is arranged on one end of the interface part away from the pipe connection part, and a sealing rubber pad is arranged in the sealing groove.

4. An industrial liquid transport silicone hose according to any one of claims 1 to 3, characterized in that: The surface shape of the fixed connection cover is hexagonal.

5. An industrial liquid transport silicone hose according to any one of claims 1 to 3, characterized in that: The surface of the outer tube is provided with a braided jacket, and a fastening ring is provided at the opening of the braided jacket, and the braided jacket is connected to the surface of the pipe connection part through the fastening ring.

6. The industrial liquid delivery silicone tube according to claim 5, characterized in that: The braided outer jacket is constructed of nylon.

7. The industrial liquid transport silicone hose according to claim 5, characterized in that: The braided outer cover is composed of metal wires.

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