CN211670022U

CN211670022U - Combined cable

Info

Publication number: CN211670022U
Application number: CN202020684587.3U
Authority: CN
Inventors: 郑鲜莉; 张姚伟; 姚佩根; 顾富祥
Original assignee: Zhejiang Haiyan Electric Cable Co ltd
Current assignee: Zhejiang Haiyan Electric Cable Co ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2020-10-13
Anticipated expiration: 2030-04-29

Abstract

The utility model discloses a combined cable belongs to cable technical field, including the sinle silk, sinle silk lateral wall transposition has wire rope, the wire rope lateral wall is connected with fire-retardant filling layer, fire-retardant filling layer lateral wall is connected with galvanized steel wire net and shell in proper order, shell lateral wall fixedly connected with bump, the utility model discloses the sinle silk lateral wall and the six wire rope of combined cable are connected, and six wire rope transposition become a whole root, and every wire rope adopts seven steel wires to splice with 6 the mode of 1 again and forms, and intensity is high, elastic modulus is big, antitorque commentaries on classics anti sliding property is good, transportation simple to operate, and the cable is wear-resisting, long service life.

Description

Combined cable

Technical Field

The utility model relates to the technical field of cables, especially, relate to a combined cable.

Background

At present, due to the comprehensive consideration of cost and conductivity, aluminum stranded wires are generally adopted for cables, but the aluminum stranded wires have the defects of low tensile strength, poor wear resistance and poor corrosion resistance, and the service life is generally short.

The utility model discloses a combined cable in patent number 201310475132.5, add chromium copper alloy stranded conductor inner core on aluminum stranded conductor's basis, aluminum stranded conductor's tensile strength has been improved, the hot galvanizing coat and the passivation layer that the chromium copper alloy stranded conductor outside set up have improved chromium copper alloy stranded conductor's corrosion resistance, the epoxy coating and the insulation support that the aluminum stranded conductor outside set up have improved aluminum stranded conductor's corrosion resistance wearability, through the rationally selected zinc-plated volume, manufacturing cost has been reduced under the prerequisite of guaranteeing corrosion resistance, the arranging mode of formula is enclosed at the center is adopted to the stranded conductor core, combined control cable's firmness has been improved.

The conventional combination type cable has the following disadvantages: 1. the traditional combined cable has low tensile strength, easy breakage under tension and short service life; 2. the traditional combined cable is not wear-resistant, is easy to be worn out when being contacted with a rigid object to generate friction, and has a short service life; to this end, we propose a combination cable.

SUMMERY OF THE UTILITY MODEL

The utility model provides a combined cable, the utility model discloses combined cable's sinle silk lateral wall is connected with six wire rope, six wire rope transposition becomes a whole root, every wire rope adopts seven steel wires to splice with 6 x 1 mode again, intensity is high, the elastic modulus is big, antitorque commentaries on classics anti-sliding property is good, transportation simple to operate, adopt twice the transposition wire rope that forms to be under stress, the direction of stress at every point is all different, will receive the pulling force dispersion, tensile effect is strong, the utility model discloses combined cable is wear-resisting, long service life, shell layer and bump are made of compound PUA polyurethane elastomer material, compound PUA polyurethane elastomer is soft, cold-resistant, resistant crooked, when cable lateral wall and rigid object take place the friction, semicircular bump is contacted with rigid object at first and is rubbed, make shell layer and rigid object keep certain distance, reduce the friction of shell layer and rigidity object, when the cable shell layer was worn out, the galvanized steel wire net also can play the guard action, and the fire-retardant filling layer of glass fiber is difficult to spill from the mesh of galvanized steel wire net, increases the life of cable.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of combined cable, including the sinle silk, sinle silk lateral wall splice has wire rope, the wire rope lateral wall is connected with fire-retardant filling layer, fire-retardant filling layer outer wall is connected with galvanized steel wire net and shell layer in proper order, shell layer lateral wall fixedly connected with bump.

Optionally, the steel wire rope is formed by splicing steel wires in a 6 x 1 combination mode.

Optionally, the flame-retardant filling layer is made of a glass fiber material.

Optionally, the outer shell layer and the salient points are both made of composite PUA polyurethane elastomer materials.

The utility model has the advantages as follows:

the embodiment of the utility model provides a combined cable:

1. the utility model discloses the sinle silk lateral wall and the six wire rope of combined cable are connected, six wire rope transposition become a whole root, every wire rope adopts seven steel wires again to form with 6 the mode transposition of 1, intensity is high, elastic modulus is big, antitorque commentaries on classics anti sliding property is good, transportation simple to operate, the wire rope that adopts twice transposition to form when the atress, the atress direction at every point all is different, the pulling force dispersion that will receive, tensile effect is strong, solve the problem that traditional combined cable tensile strength is low.

2. The utility model discloses combined cable is wear-resisting, long service life, outer shell and bump are compound PUA polyurethane elastomer material and make, compound PUA polyurethane elastomer is soft, cold-resistant, resistant crooked, when the cable lateral wall takes place the friction with the rigidity object, semicircular bump is at first rubbed with the contact of rigidity object, make outer shell and rigidity object keep certain distance, reduce the friction of outer shell and rigidity object, when the cable outer shell is worn out, the galvanized steel wire net also can play the guard action, the fire-retardant filling layer of glass fiber is difficult to spill from the mesh of galvanized steel wire net, increase the life of cable, solve the easy problem of wearing out of traditional combined cable.

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 cross-sectional view of a combination cable according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a galvanized steel wire mesh of a combined cable according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a steel wire rope of a combined cable according to an embodiment of the present invention.

In the figure: 1. salient points; 2. an outer shell layer; 3. galvanized steel wire mesh; 4. a flame retardant filler layer; 5. a wire rope; 6. a steel wire; 7. and a wire core.

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.

A combination type cable according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.

Referring to fig. 1, fig. 2 and fig. 3, the embodiment of the utility model provides a pair of combined cable, including sinle silk 7, 7 lateral walls of sinle silk articulates there is

wire rope

5, 5 lateral walls of wire rope are connected with fire-

retardant filling layer

4, 4 lateral walls of fire-retardant filling layer are connected with galvanized steel wire net 3 and outer shell 2 in proper order, 2 lateral wall fixedly connected with bumps of outer shell 1.

Illustratively, the combined cable of the utility model has the advantages that the outer side wall of the wire core 7 is connected with six steel wire ropes 5, the six steel wire ropes 5 are twisted into a whole, each steel wire rope 5 is formed by twisting seven steel wires 6 in a 6 x 1 mode, the combined cable has high strength, large elastic modulus, torsion resistance, good anti-sliding performance and convenient transportation and installation, the steel wire ropes 5 formed by twisting twice are different in the stress direction at each point, the applied tension is dispersed, the tensile effect is strong, the combined cable of the utility model has the advantages of wear resistance, long service life, the shell layer 2 and the salient points 1 are both made of composite PUA polyurethane elastomer materials, the composite PUA polyurethane elastomer is soft, cold-resistant and bending-resistant, when the outer side wall of the cable is rubbed with a rigid object, the semicircular salient points 1 are firstly contacted with the rigid object to be rubbed, so that the shell layer 2 and the rigid object are kept at a certain distance, reduce the friction of outer shell 2 and rigidity object, when cable outer shell 2 was worn out, galvanized steel wire net 3 also can play the guard action, and the fire-retardant filling layer of glass fiber 4 is difficult to spill from galvanized steel wire net 3's mesh, increases the life of cable.

Referring to fig. 3, the steel wire rope 5 is formed by splicing steel wires 6 in a 6 × 1 combination manner.

In an example, the steel wire rope 5 is formed by splicing steel wires 6 in a 6 x 1 combination mode, and has the advantages of high strength, large elastic modulus, torsion resistance, good sliding resistance and convenience in transportation and installation.

Referring to fig. 1, the flame-retardant filling layer 4 is made of glass fiber.

Illustratively, the flame-retardant filling layer 4 is made of glass fiber, and the glass fiber has good insulation, strong heat resistance, good corrosion resistance and high mechanical strength.

Referring to fig. 1, the outer shell layer 2 and the bumps 1 are both made of a composite PUA polyurethane elastomer material.

As an example, the composite PUA polyurethane elastomer is soft, cold resistant, bend resistant and abrasion resistant.

When in use, the outer side wall of the wire core 7 of the combined cable is connected with six wire ropes 5, the six wire ropes 5 are twisted into a whole, each wire rope 5 is formed by twisting seven steel wires 6 in a 6 x 1 mode, the combined cable has high strength, large elastic modulus, torsion resistance, good anti-sliding performance and convenient transportation and installation, the wire ropes 5 formed by twisting twice are different in the stress direction at each point, the received tensile force is dispersed, and the tensile effect is strong, the combined cable is wear-resistant and has long service life, the outer shell layer 2 and the salient points 1 are both made of composite PUA polyurethane elastomer materials, the composite PUA polyurethane elastomer is soft, cold-resistant and bending-resistant, when the outer side wall of the cable is rubbed with a rigid object, the semicircular salient points 1 are firstly contacted and rubbed with the rigid object, so that the outer shell layer 2 and the rigid object are kept at a certain distance, reduce the friction of outer shell 2 and rigidity object, when cable outer shell 2 was worn out, galvanized steel wire net 3 also can play the guard action, and the fire-retardant filling layer of glass fiber 4 is difficult to spill from galvanized steel wire net 3's mesh, increases the life of cable.

The utility model discloses a combined cable, which comprises a cable body 1 and salient points; 2. an outer shell layer; 3. galvanized steel wire mesh; 4. a flame retardant filler layer; 5. a wire rope; 6. a steel wire; 7. the core and the components are all standard parts or parts known to those skilled in the art, and the structure and principle of the core 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 combined cable, includes sinle silk (7), its characterized in that, sinle silk (7) lateral wall splice has wire rope (5), wire rope (5) lateral wall is connected with fire-retardant filling layer (4), fire-retardant filling layer (4) lateral wall is connected with galvanized steel wire net (3) and shell layer (2) in proper order, shell layer (2) lateral wall fixedly connected with bump (1).

2. A combination cable according to claim 1, wherein the steel cords (5) are formed by splicing steel wires (6) in a 6 x 1 combination.

3. The combination cable according to claim 1, wherein the flame retardant filler layer (4) is made of glass fiber.

4. The combination cable of claim 1, wherein the jacket layer (2) and the protrusions (1) are made of a composite PUA polyurethane elastomer.