CN212255802U

CN212255802U - Tensile pipeline rubber-insulated wire

Info

Publication number: CN212255802U
Application number: CN202020620920.4U
Authority: CN
Inventors: 沈俊峰; 徐云; 李冠良; 闵志忠; 王瑜哲; 朱纯江; 丁赟超; 荆人杰; 许思远
Original assignee: ZHEJIANG HEADWAY COMMUNICATION EQUIPMENT CO Ltd
Current assignee: ZHEJIANG HEADWAY COMMUNICATION EQUIPMENT CO Ltd
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2020-12-29
Anticipated expiration: 2030-04-23

Abstract

The utility model discloses a tensile pipeline leather-covered wire belongs to leather-covered wire technical field, which comprises a protective sleeve, the inside packing of sheath has the glass yarn, glass yarn axle center department is connected with two core leather-covered wires, the inside both sides of glass yarn all are connected with FRP, glass yarn inside wall bottom is connected with tears the rope, sheath lateral wall fixedly connected with reinforcing wire, the reinforcing wire has a plurality of roots and is the heliciform, the utility model discloses the inside packing of glass yarn of tensile pipeline leather-covered wire has FRP and tears the rope, and tensile strength is high and difficult fracture when pulling, increases the tensile strength of pipeline leather-covered wire, the utility model discloses a plurality of reinforcing wire of tensile pipeline leather-covered wire sheath lateral wall fixedly connected with, reinforcing wire are the heliciform winding at the sheath lateral wall, and the protection sheath makes it be difficult by wearing and tearing, increases the life of tensile pipeline leather-covered.

Description

Tensile pipeline rubber-insulated wire

Technical Field

The utility model relates to a rubber-insulated-wire technical field especially relates to a tensile pipeline rubber-insulated-wire.

Background

Rubber-insulated-wire cable is mostly single core, two core structures, also can make four core structures, and the cross section is 8 types, and the reinforcement is located two circle centers, can adopt metal or nonmetal structure, and optic fibre is located the geometric centre of 8 types, and the optic fibre adopts G.657 little bend radius optic fibre in the rubber-insulated-wire cable, can lay with 20 mm's bend radius, is fit for entering one's residence with pipeline mode or cloth open wire mode in the building.

The utility model discloses an indoor access rubber-insulated-wire cable in patent number 201720548861.2, moreover, the steam generator is simple in structure, and reasonable in design, the stable performance, difficult by acid, alkali corrosion, flame retardant efficiency has, tensile strength is strong, the sheath surface adopts "V" shape breach design, reduce the friction area, reduce the friction case, the rubber-insulated-wire cable of little external diameter is fit for being used for the additional installation of the optical cable of current pipeline, this has practiced thrift installation time and cost to a great extent, be the first-selected of the installation of multiuser unit optical cable.

The conduit covered wire disclosed in the above patent has the following disadvantages: 1. the pipeline covered wire disclosed in the patent has poor tensile effect and is easy to tear and damage when being subjected to tensile force; 2. the surface of the rubber-insulated-wire sheath of the pipeline disclosed in the patent adopts a V-shaped notch design, so that the friction area is reduced, and the friction example is reduced, but the V-shaped notch is easily corroded, damaged and even broken by water, impurities and the like in the air, and theoretically, the rubber-insulated-wire optical cable cannot be more wear-resistant; for this purpose, we propose a tensile pipeline rubber-insulated wire.

SUMMERY OF THE UTILITY MODEL

The utility model provides a tensile pipeline leather thread, the glass yarn of the tensile pipeline leather thread of the utility model is filled with FRP and tearing rope, the FRP is fiber reinforced composite material, the FRP composite material is high-performance material formed by mixing fiber material and base material (resin) according to a certain proportion, the quality is light and hard, non-conducting, the mechanical strength is high, the recycling is less, corrosion resistance is achieved, the tensile strength of the FRP is obviously higher than that of the steel bar, the tensile strength is almost the same as that of the high-strength steel wire, generally 2 times or even 10 times of the steel bar, the tearing rope is PP netted filling rope, the PP netted filling rope is high in tensile strength and is not easy to break when being pulled because of the unique netted structure, the tensile strength of the pipeline leather thread is increased, the utility model discloses the tensile pipeline leather thread sheath lateral wall is fixedly connected with a plurality of reinforcing wires, the reinforcing wires are spirally wound on the sheath lateral wall, when the pipeline rubber-insulated wire is rubbed, the outermost spiral reinforcing wire is rubbed first, the spiral structure is wear-resistant, the protective sheath is not easily worn, and the service life of the tensile pipeline rubber-insulated wire is prolonged.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of tensile pipeline rubber-insulated wire, which comprises a sheath, the inside packing of sheath has the glass yarn, glass yarn axle center department is connected with two core rubber-insulated wires, the inside both sides of glass yarn all are connected with FRP, glass yarn inside wall bottom is connected with tears the rope, sheath lateral wall fixedly connected with reinforcing wire, the reinforcing wire has a plurality of roots and is the heliciform.

Optionally, the sheath, the outer layer of the two-core sheath wire and the reinforcing wire are all made of polyethylene.

Optionally, the tearing rope is made of a PP material and is a PP mesh filling rope.

The utility model has the advantages as follows:

the embodiment of the utility model provides a tensile pipeline rubber-insulated wire:

1. the utility model discloses the inside packing of glass yarn of tensile pipeline rubber-covered wire has FRP and tears the rope, FRP is fibre reinforced composite promptly, FRP composite is the high performance type material that forms after mixing according to certain proportion by fiber material and matrix material (resin), matter is light and hard, the non-conducting, mechanical strength is high, recycle is few, it is corrosion-resistant, FRP's tensile strength is obviously higher than the reinforcing bar, it is poor little with high strength steel wire tensile strength, 2 times of reinforcing bar reach 10 times even generally, it is the netted filling rope of PP to tear the rope, the netted filling rope of PP is because unique network structure, tensile strength is high and difficult fracture when pulling, increase the tensile strength of pipeline rubber-covered wire, solve the poor problem of the pipeline rubber-covered wire tensile effect of publishing in the above-mentioned patent.

2. The utility model discloses a plurality of reinforcing wires of tensile pipeline rubber-covered wire sheath lateral wall fixedly connected with, the reinforcing wire is the heliciform winding at the sheath lateral wall, when the pipeline rubber-covered wire is rubbed, rub earlier outermost spiral dress reinforcing wire, the structure of spiral dress is more wear-resisting, the difficult easy wearing and tearing of protection sheath, increase the life of tensile pipeline rubber-covered wire, the pipeline rubber-covered wire V word breach department of publishing is broken even by corrosion damage such as water and impurity in the air easily in solving above-mentioned patent, can not make the more wear-resisting problem of rubber-covered wire optical cable in theory.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view of an overall structure of a tensile pipeline covered wire according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a sheath of a tensile pipeline covered wire according to an embodiment of the present invention.

In the figure: 1. a sheath; 2. glass yarn; 3. two-core covered wire; 4. FRP; 5. tearing the rope; 6. and (4) reinforcing wires.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.

The following will describe a tensile pipeline covered wire according to an embodiment of the present invention in detail with reference to fig. 1 to 2.

Referring to fig. 1 and fig. 2, the embodiment of the utility model provides a tensile pipeline leather-covered wire, including

sheath

1, 1 inside packing of sheath has

glass yarn

2, 2 axle centers of glass yarn department are connected with two core leather-covered

wires

3, 2 inside both sides of glass yarn all are connected with FRP4, 2 inside wall bottoms of glass yarn are connected with

tears rope

5, 1 lateral wall fixedly connected with reinforcing wire 6 of sheath, reinforcing wire 6 has a plurality of roots and is the heliciform.

For example, the glass yarn 2 of the tensile conduit covered wire of the present invention is internally filled with FRP4 and a tearing rope 5, FRP4 is a fiber reinforced composite material, FRP4 is a high performance type material formed by mixing a fiber material and a matrix material (resin) according to a certain proportion, and is light and hard, non-conductive, high in mechanical strength, less in recycling and corrosion-resistant, the tensile strength of FRP4 is obviously higher than that of a steel bar, and is not much different from that of a high strength steel wire, generally 2 times or even 10 times of the steel bar, the tearing rope 5 is a PP netted filling rope, the PP netted filling rope is a unique netted structure, the tensile strength is high, and is not easy to break when being pulled, and the tensile strength of the conduit covered wire is increased, the outer side wall of the tensile conduit covered wire sheath 1 of the present invention is fixedly connected with a plurality of reinforcing wires 6, the reinforcing wires 6 are spirally wound on the outer side wall of the sheath 1, when, the outermost spiral reinforcing wire 6 is firstly rubbed, the spiral structure is wear-resistant, the protective sheath 1 is not easily worn, and the service life of the tensile pipeline rubber thread is prolonged.

Referring to fig. 1 and 2, the sheath 1, the outer layer of the two-core sheath wire 3 and the reinforcing wires 6 are made of polyethylene.

In an example, the sheath 1, the outer layer of the two-core covered wire 3 and the reinforcing wire 6 are made of polyethylene, and the polyethylene has excellent chemical stability and is resistant to corrosion of various chemical substances such as hydrochloric acid, hydrofluoric acid, phosphoric acid, formic acid, amines, sodium hydroxide, potassium hydroxide and the like at room temperature.

Referring to fig. 1, the tearing rope 5 is made of PP, and the tearing rope 5 is a PP mesh filling rope.

The tearing rope 5 is a PP net-shaped filling rope, and the net-shaped structure is not easy to break and has high tensile strength when being twisted.

When in use, the glass yarn 2 of the tensile pipeline covered wire of the utility model is internally filled with FRP4 and a tearing rope 5, FRP4 is a fiber reinforced composite material, FRP4 is a high-performance material formed by mixing fiber material and base material (resin) according to a certain proportion, the material is light and hard, non-conducting, high in mechanical strength, less in recycling and corrosion-resistant, the tensile strength of FRP4 is obviously higher than that of steel bars, the tensile strength is almost the same as that of high-strength steel wires, generally 2 times or even 10 times of the steel bars, the tearing rope 5 is a PP reticular filling rope, the PP reticular filling rope is not easy to break when being pulled because of unique reticular structure, the tensile strength is high, and the tensile strength of the pipeline covered wire is increased, the outer side wall of the tensile pipeline covered wire sheath 1 of the utility model is fixedly connected with a plurality of reinforcing wires 6, the reinforcing wires 6 are spirally wound on the outer side wall of the sheath 1, when the pipeline covered wire is rubbed, the outermost spiral reinforcing wire 6 is firstly rubbed, the spiral structure is wear-resistant, the protective sheath 1 is not easily worn, and the service life of the tensile pipeline rubber thread is prolonged.

The utility model relates to a tensile pipeline rubber-insulated wire, which comprises a sheath 1; 2. glass yarn; 3. two-core covered wire; 4. FRP; 5. tearing the rope; 6. the reinforcing wires and the components are all standard parts or parts known to those skilled in the art, and the structure and principle of the reinforcing wires and the components are known to those skilled in the art through technical manuals or through routine experiments.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a tensile pipeline leather thread, includes sheath (1), its characterized in that, sheath (1) inside packing has glass yarn (2), glass yarn (2) axle center department is connected with two core leather threads (3), the inside both sides of glass yarn (2) all are connected with FRP (4), glass yarn (2) inside wall bottom is connected with tears rope (5), sheath (1) lateral wall fixedly connected with reinforcing wire (6), reinforcing wire (6) have a plurality of and be the heliciform.

2. The tensile pipeline covered wire of claim 1, wherein the sheath (1), the outer layer of the two-core covered wire (3) and the reinforcing wires (6) are all made of polyethylene.

3. The tensile pipe covered wire of claim 1, wherein the tearing rope (5) is made of PP material, and the tearing rope (5) is PP net filling rope.