CN209444920U - A flex-resistant soft steel wire wound rubber hose - Google Patents

Abstract

The utility model discloses a flexible steel wire winding rubber tube of resistant bent rich, including a pipe body, the outer surface cover of body be equipped with PE and glue the outer wall, the body to be equipped with steel wire winding layer, moulding glue film, ribbon winding layer, insulating glue film between the PE glue outer wall respectively, steel wire winding layer include the steel wire strip, the steel wire strip convolute on the body outer wall and form network structure, moulding glue film cover locate on the net that the steel wire strip formed, be equipped with zigzag protrusion to form the geminate transistors outer wall protective layer through PE glues the outer wall, improve comprehensive abilities such as impact resistance, crushing resistance, ductility of body simultaneously; the steel wire strips are wound on the outer wall of the pipe body, the bending capacity of the pipe body is improved due to the fact that a net-shaped structure is formed, the pipe body is not prone to breaking, the fiber strip winding layer is further wound on the outer wall of the shaping adhesive layer, the net-shaped structure is formed, the overall toughness and flexibility of the pipe body are improved, and the plastic rubber pipe is more suitable for various environments.

Description

A flex-resistant soft steel wire wound rubber hose

technical field

The utility model relates to the field of rubber pipes, in particular to a bend-resistant soft steel wire winding rubber hose.

Background technique

At present, most steel wire braided rubber hoses are single-layer rubber hoses or steel wires in a horizontal structure. The rubber hoses of this structure are prone to deformation or breakage when subjected to external impact or twisting, making them unable to use normally. The bending degree is low, and Corrosion resistance, high temperature resistance and high pressure resistance are weak; therefore, it is necessary to improve the structure of the steel wire braided hose.

Utility model content

The purpose of this utility model is to provide a flexible steel wire wound rubber hose resistant to bending, so as to solve the problems raised in the above-mentioned background technology.

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

A flex-resistant flexible steel wire wound rubber hose, including a pipe body, the outer surface of the pipe is covered with a PE rubber outer wall, and a steel wire winding layer, Plastic rubber layer, fiber strip winding layer, and insulating rubber layer, the steel wire winding layer includes steel wire strips, the steel wire strips are wound on the outer wall of the tube and form a network structure, and the shaping The adhesive layer is sleeved on the mesh formed by the steel wire strips, the fiber strip winding layer is wound on the outer wall of the plastic adhesive layer and forms a network structure, and the insulating adhesive layer is sleeved On the outer wall of the fiber strip winding layer, the outer wall of the PE glue is provided with a zigzag protrusion along the inner circumference on the side of the pipe body. The zigzag protrusion, the outer wall of the PE glue and the insulating rubber layer There is a filling layer in between.

As a further technical solution of the present invention, the fiber strip winding layer includes glass fiber filaments and metal fiber filaments, and the metal fiber filaments and the glass fiber filaments overlap each other to form the fiber strip winding layer.

As a further technical solution of the present invention, an HDPE adhesive layer is further provided between the top surface of the zigzag protrusion and the insulating adhesive layer.

As a further technical solution of the utility model, the outer wall of the PE glue is coated with a fireproof coating.

As a further technical solution of the utility model, the pipe body, the plastic rubber layer and the insulating rubber layer are all made of ABS resin

The beneficial effects of the utility model are: the outer wall of the PE rubber is provided with zigzag protrusions to form an outer wall protective layer for the pipe body, and at the same time improve the comprehensive capabilities of the pipe body such as impact resistance, compression resistance, and ductility; Winding on the outer wall of the tube and forming a network structure improves the bending ability of the tube body and is not easy to break, and is further wound on the outer wall of the plastic rubber layer through the fiber strip winding layer to form a network structure Improve the overall toughness and softness of the pipe body, making it more suitable for various environments.

Description of drawings

Fig. 1 is a schematic diagram of the internal structure of the utility model.

Among them: pipe body 1, PE plastic outer wall 2, steel wire winding layer 3, steel wire strip 3-1, plastic glue layer 4, fiber strip winding layer 5, insulating glue layer 6, zigzag protrusion 7, filling layer 8, HDPE Adhesive layer 9, fireproof coating 10.

Detailed ways

The following describes the implementation of the utility model in conjunction with the accompanying drawings and preferred embodiments.

Please refer to Fig. 1 and show it in combination, a flexible steel wire wound rubber hose resistant to bending, including a pipe body 1, the outer surface of the pipe body 1 is covered with a PE rubber outer wall 2, and the pipe body 1 to the A steel wire winding layer 3, a plastic rubber layer 4, a fiber strip winding layer 5, and an insulating rubber layer 6 are respectively arranged between the PE rubber outer walls 2, and the pipe body 1, the plastic rubber layer 4 and the insulating rubber layer 6 are all Made of ABS resin, the steel wire winding layer 3 includes a steel wire strip 3-1, and the steel wire strip 3-1 is wound on the outer wall of the pipe body 1 to form a network structure. The plastic rubber layer 4 is sleeved on the mesh formed by the steel wire 3-1, and the fiber strip winding layer 5 is wound on the outer wall of the plastic rubber layer 4 to form a mesh structure. The insulating adhesive layer 6 is sleeved on the outer wall of the fiber strip winding layer 5, and the outer wall 1 of the PE glue is provided with a sawtooth-shaped protrusion 7 along the inner circumference on the side of the pipe body 1, and the sawtooth There is a filling layer 8 between the PE glue outer wall 1 and the insulating glue layer 6, and the PE glue outer wall 2 is provided with a sawtooth-shaped protrusion 7 to form a protective layer for the outer wall of the pipe body, and at the same time improve the impact resistance of the pipe body 1 Comprehensive capabilities such as resistance, compression resistance, ductility, etc.; then the steel wire strip 3-1 is wound on the outer wall of the pipe body 1 to form a network structure to improve the bending ability of the pipe body 1, and it is not easy to break. The fiber strip winding layer 5 is wound on the outer wall of the plastic rubber layer and forms a network structure to improve the overall toughness and softness of the pipe body, which is more suitable for various environments; wherein the plastic rubber layer 4 The function is to fix the net shape formed by the steel wire strips, so as to prevent the steel wire strips from being scattered; the insulating adhesive layer 6 plays the role of preventing leakage.

Further, the fiber strip winding layer 5 includes glass fiber filaments and metal fiber filaments, the metal fiber filaments and the glass fiber filaments are overlapped to form the fiber strip winding layer 5, and the glass fibers have insulating properties. Good heat resistance, good abrasion resistance, and high mechanical strength, but the disadvantages are brittleness and poor wear resistance, while metal fibers have the characteristics of compressive strength, tensile strength, bending strength, impact strength, and toughness. , impact toughness and other performances are excellent, and can form a good complement to glass fibers. Therefore, the metal fiber filaments and glass fiber filaments are first cross-wound to form a fiber strip winding layer 5, so that the fiber strip winding layer 5 has the advantages of both, and A network structure is formed on the outer wall of the pipe body 1 to form a protective layer, which can effectively enhance the comprehensive capabilities of the pipe body 1 such as impact resistance, compression resistance, ductility, bendability and toughness, and the structure is tight and durable.

Further, an HDPE adhesive layer 9 is also provided between the top surface of the sawtooth-shaped protrusion 7 and the insulating adhesive layer 6, and the bonding effect of the HDPE adhesive layer 9 makes the overall structure more compact. Stable and durable.

Further, the PE glue outer wall 2 is coated with a fireproof coating 10 to prevent safety problems.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, 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, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (5)

1. A flexible steel wire wound rubber hose resistant to bending, comprising a pipe body (1), characterized in that, the outer surface of the pipe body (1) is covered with a PE glue outer wall (2), and the pipe body (1) to the PE glue outer wall (2) are respectively provided with steel wire winding layer (3), plastic glue layer (4), fiber strip winding layer (5), insulating glue layer (6), said The steel wire winding layer (3) comprises a steel wire strip (3-1), and the steel wire strip (3-1) is wound on the outer wall of the pipe body (1) and forms a network structure, and the shaping The glue layer (4) is sleeved on the mesh formed by the steel wire (3-1), and the fiber strip winding layer (5) is wound on the outer wall of the plastic glue layer (4) And form a network structure, the insulating adhesive layer (6) is sheathed on the outer wall of the fiber strip winding layer (5), and the outer wall of the PE glue (2) is on the side of the pipe body (1) A zigzag protrusion (7) is provided along the inner circumference, and a filling layer (8) is provided between the zigzag protrusion (7), the outer wall of PE glue (2) and the insulating glue layer (6). 2. A flexure-resistant flexible steel wire wound rubber hose according to claim 1, characterized in that, said fiber strip winding layer (5) comprises glass fiber wires and metal fiber wires, and said metal fiber wires are combined with The glass fiber filaments cross and overlap each other to form the fiber strip winding layer (5). 3. A bend-resistant flexible steel wire wound rubber hose according to claim 1, characterized in that there is a gap between the top surface of the zigzag protrusion (7) and the insulating rubber layer (6). An HDPE adhesive layer (9) is provided. 4. A kind of bending-resistant flexible steel wire wound rubber hose according to claim 1, characterized in that, the outer wall (2) of the PE rubber is coated with a fireproof coating (10). 5. A flexure-resistant flexible steel wire wound rubber hose according to claim 1, characterized in that, the pipe body (1), the plastic rubber layer (4) and the insulating rubber layer (6) are all Made of ABS resin.