CN213123834U

CN213123834U - Cable phase stranded wire with good stretching effect

Info

Publication number: CN213123834U
Application number: CN202021972390.6U
Authority: CN
Inventors: 庄轲; 庄岗岗; 周欣欣; 韩丹丹
Original assignee: Zhuangfei Cable Co ltd
Current assignee: Zhuangfei Cable Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-05-04
Anticipated expiration: 2030-09-10

Abstract

The utility model relates to a cable looks stranded conductor technical field discloses a tensile effectual cable looks stranded conductor, including cable core, tensile subassembly and looks stranded conductor to and the ring is established at the inoxidizing coating of cable core surface, the inner chamber of cable core is equipped with tensile subassembly, the inner chamber of tensile subassembly is equipped with the looks stranded conductor; the stretching assembly comprises a stretching layer, a first stretching strip and a second stretching strip, the inner wall of the stretching layer is connected with the first stretching strips, the first stretching strips are equal in size, and the spacing values among the first stretching strips are equal; the outer surface of the stretching layer is annularly provided with a plurality of second stretching strips with the same size. The cable conductor phase stranded wire can be effectively enabled to have a certain stretching effect.

Description

Cable phase stranded wire with good stretching effect

Technical Field

The utility model relates to a cable looks stranded conductor technical field specifically is a tensile effectual cable looks stranded conductor.

Background

The stranding is realized by the equiangular speed rotation of a stranded single wire around a stranding shaft and the uniform forward motion of the stranded wire. The copper and aluminum wires can be twisted into lead cores of various wire cables with different specifications and sections. The method is suitable for occasions with higher working frequency and overlarge skin effect and proximity effect loss of single-stranded wires. The use of stranded wires allows the operating temperature to be reduced, and the stranded wires have higher mechanical properties than single-stranded wires of the same cross-sectional area.

The existing cable phase stranded wire does not have certain stretchability in the using process, so that the cable phase stranded wire is easy to break or other phenomena in the using process, and various problems can be caused in the erecting process of the cable phase stranded wire.

SUMMERY OF THE UTILITY MODEL

The utility model provides a tensile effectual cable looks stranded conductor has solved the higher unable tensile problem that carries on of cable looks stranded conductor hardness among the prior art.

In order to solve the above problem, the utility model adopts the following technical scheme: a cable phase stranded wire with a good stretching effect comprises a cable core, a stretching assembly, a phase stranded wire and a protective layer annularly arranged on the outer surface of the cable core, wherein the stretching assembly is arranged in an inner cavity of the cable core, and the phase stranded wire is arranged in an inner cavity of the stretching assembly;

the stretching assembly comprises a stretching layer, a first stretching strip and a second stretching strip, the inner wall of the stretching layer is connected with the first stretching strips, the first stretching strips are equal in size, and the spacing values among the first stretching strips are equal; the outer surface of the stretching layer is annularly provided with a plurality of second stretching strips with the same size.

Preferably, the protective layer comprises a fireproof layer, a waterproof layer and an armor layer, the fireproof layer is annularly arranged on the outer surface of the cable core, the waterproof layer is annularly arranged on the outer surface of the fireproof layer, and the armor layer is arranged on the outer surface of the waterproof layer.

Preferably, the inner surface of the cable core is wrapped with an adsorption layer, and the outer surface of the adsorption layer is matched with the inner surface of the cable core.

Preferably, the phase stranded wire comprises a phase stranded wire and a wire sheath, and a plurality of wire sheaths with the same size are wrapped inside the phase stranded wire.

Preferably, the thickness values of the fireproof layer and the waterproof layer are equal, and the fireproof layer and the waterproof layer are made of fireproof materials and moisture-proof materials respectively.

Preferably, the absorption layer cavity is sleeved with a limiting piece, a plurality of limiting holes are formed in the front end face of the limiting piece, and the positions of the limiting holes correspond to the positions of the twisted wires.

The beneficial effects of the utility model are that, be provided with tensile subassembly through the inside at the cable conductor for the cable conductor possesses at the drawing of certain limit, stretches at corresponding within range and can not influence the normal use of cable, thereby has guaranteed the tensile effect of cable looks stranded conductor.

Drawings

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

Fig. 1 is a schematic view of the stretching assembly of the present invention;

FIG. 2 is a schematic view of the limiting plate of the present invention;

fig. 3 is a schematic perspective view of the cable of the present invention;

fig. 4 is a schematic view of the cable of the present invention.

The reference numbers in the figures illustrate: 1. a cable core; 2. a fire barrier layer; 3. a waterproof layer; 4. an armor layer; 5. an adsorption layer; 6. a stretching assembly; 61. a tensile layer; 62. a first stretch panel; 63. a second stretch panel; 7. phase stranded wires; 8. a wire sheath; 9. a limiting sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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, a cable phase stranded wire with good stretching effect comprises a cable core 1, a stretching component 6, a phase stranded wire and a protective layer annularly arranged on the outer surface of the cable core 1, wherein the stretching component 6 is fixedly sleeved in an inner cavity of the cable core 1, and the phase stranded wire is sleeved in an inner cavity of the stretching component 6;

the stretching assembly 6 comprises a stretching layer 61, a first stretching strip 62 and a second stretching strip 63, wherein a plurality of first stretching strips 62 are bonded on the inner wall of the stretching layer 61, the first stretching strips 62 are equal in size, and the spacing values among the first stretching strips 62 are equal; a plurality of second stretch strips 63 of the same size are bonded to the outer surface of the stretch layer 61.

Wherein, the inoxidizing coating includes flame retardant coating 2, waterproof layer 3 and armor 4, and the surface at cable core 1 is established to the 2 rings of flame retardant coating, and the surface ring of flame retardant coating 2 is equipped with waterproof layer 3, and waterproof layer 3's external surface fixation cup joints armor 4, can effectually play certain protection effect to the outside of cable looks stranded conductor.

Wherein, the internal surface parcel of cable core 1 has adsorbed layer 5, and the surface of adsorbed layer 5 and cable core 1's internal surface phase-match, and the moisture that can effectual assurance part infiltration to inside is by abundant absorption.

The phase stranded wire comprises a phase stranded wire 7 and a wire skin 8, the inside of the phase stranded wire 7 is wrapped with a plurality of wire skins 8 with the same size, and the protection effect of the phase stranded wire is ensured.

Wherein, the thickness value of flame retardant coating 2 and waterproof layer 3 equals, and the preparation material of flame retardant coating 2 and waterproof layer 3 is fire-proof material and dampproofing material respectively, has played certain fire prevention dampproofing effect.

Wherein, the inside of 5 cavitys on adsorbed layer has cup jointed spacing piece 9, and spacing piece 9 preceding terminal surface has seted up a plurality of spacing holes, and the position in a plurality of spacing holes corresponds each other with the position of looks stranded conductor, is convenient for better prescribe a limit to the inside looks stranded conductor of cable conductor.

When assembling the cable, at first fill in tensile subassembly 6's inside with stranded conductor 7 and line skin 8, outward appearance from interior to exterior at tensile subassembly 6 simultaneously encircles in proper order and is equipped with adsorbed layer 5, cable core 1, flame retardant coating 2, waterproof layer 3 and armor 4, make the cable possess certain tensile effect under tensile subassembly 6's effect, make the cable possess high temperature resistant and waterproof effect simultaneously under flame retardant coating 2 and waterproof layer 3's effect, cup joint spacing piece 9 on its both ends respectively after the cable conductor assembly is accomplished, make spacing piece 9 inject the inside stranded conductor 7 and the line skin 8 of tensile subassembly 6.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The cable phase stranded wire with good stretching effect is characterized by comprising a cable core (1), a stretching component (6), a phase stranded wire and a protective layer annularly arranged on the outer surface of the cable core (1), wherein the stretching component (6) is arranged in an inner cavity of the cable core (1), and the phase stranded wire is arranged in an inner cavity of the stretching component (6);

the stretching assembly (6) comprises a stretching layer (61), a first stretching strip (62) and a second stretching strip (63), the first stretching strips (62) are connected to the inner wall of the stretching layer (61), the first stretching strips (62) are equal in size, and the first stretching strips (62) are equal in spacing value; the outer surface of the stretching layer (61) is annularly provided with a plurality of second stretching strips (63) with the same size.

2. The cable phase stranded wire with good stretching effect according to claim 1, wherein the protective layer comprises a fire-proof layer (2), a water-proof layer (3) and an armor layer (4), the fire-proof layer (2) is annularly arranged on the outer surface of the cable core (1), the water-proof layer (3) is annularly arranged on the outer surface of the fire-proof layer (2), and the armor layer (4) is arranged on the outer surface of the water-proof layer (3).

3. The cable stranded wire with good stretching effect according to claim 1, wherein the inner surface of the cable core (1) is wrapped with an adsorption layer (5), and the outer surface of the adsorption layer (5) is matched with the inner surface of the cable core (1).

4. The cable stranded wire with good stretching effect according to claim 1, wherein the cable stranded wire comprises a stranded wire (7) and a sheath (8), and a plurality of sheaths (8) with the same size are wrapped inside the stranded wire (7).

5. The stranded cable wire with good stretching effect according to claim 2, wherein the thickness values of the fire-proof layer (2) and the waterproof layer (3) are equal, and the fire-proof layer (2) and the waterproof layer (3) are made of fire-proof materials and moisture-proof materials respectively.

6. The cable phase stranded wire with good stretching effect according to claim 3, wherein a limiting piece (9) is sleeved inside the cavity of the adsorption layer (5), a plurality of limiting holes are formed in the front end face of the limiting piece (9), and the positions of the limiting holes correspond to the positions of the phase stranded wires.