CN218299433U - High-tensile steel-cored aluminum stranded wire cable - Google Patents

Abstract

The utility model provides a high tensile steel-cored aluminum strand wires cable relates to stranded conductor cable technical field, including the steel core body, the surface cover of steel core body is equipped with the cotton layer of pearl, the surface cover on the cotton layer of pearl is equipped with spacing section of thick bamboo, the surface on the cotton layer of pearl and be located spacing section of thick bamboo winding have a plurality of aluminum strand wires bodies, the surface cover of spacing section of thick bamboo is established and is fixed with an anti-tension section of thick bamboo, the inside of anti-tension section of thick bamboo just uses its centre of circle point to offer the connecting hole as the equidistant center, the inside of anti-tension section of thick bamboo just has offered circular ring along its equidistant length. The utility model discloses in, through in embedding tensile bar and spacing ring pole tensile section of thick bamboo, at this moment when this cable receives the high strength pulling force, the tensile bar can be in the in-process of tensile, and the tensile bar can drive spacing ring pole extrusion circular ring hole inner wall, can play the effect that makes the pulling force disperse each department of cable to can reach the effect that improves this cable life.

Description

High-tensile-resistance steel-cored aluminum stranded wire cable

Technical Field

The utility model relates to a stranded conductor cable technical field especially relates to a high tensile steel-cored aluminum stranded conductor cable.

Background

A steel-cored aluminum stranded wire cable is a reinforced wire formed by twisting a single-layer or multi-layer aluminum stranded wire outside a galvanized steel core, wherein the steel core mainly plays a role in increasing strength, and the aluminum stranded wire mainly plays a role in transmitting electric energy, is widely applied to overhead power transmission and distribution lines with various voltage grades, and has the characteristics of simple structure, convenience in erection and maintenance, low line manufacturing cost, large transmission capacity, contribution to laying of special geographical conditions such as crossing rivers, valleys and the like, good electric conductivity and mechanical properties, high tensile strength, capability of enlarging the distance between towers and the like.

At present, as the Chinese patent publication numbers: CN211284694U the utility model discloses a yarn aims at providing a high performance tensile yarn, and its technical scheme main points are, including sinle silk and tensile layer, the tensile layer includes first tensile layer, second tensile layer, third tensile layer, first tensile layer spiral winding is on the sinle silk, first tensile layer is twisted with fingers and is formed by many nylon fiber, the second tensile layer comprises many align to grid in the outsourcing yarn of first tensile layer, third tensile layer spiral winding is on the second tensile layer, the spiral opposite direction of third tensile layer and first tensile layer. The utility model has the advantages that: compact structure, high mechanical strength, high tensile property, long service life and good economic benefit.

Although the steel wire rope has the advantages of compact structure, high mechanical strength, high tensile property, long service life and good economic benefit, the steel wire rope is easy to pull for a long time, the internal stranded wires are easy to generate relative displacement, potential safety hazards can be generated to a certain extent, and the tensile strength of the steel wire rope is easy to reduce.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the existing steel-cored aluminum strand cable is easy to pull for a long time in the above patent technology, the internal stranded wire is easy to generate relative displacement, and the potential safety hazard can be generated to a certain extent, the tensile strength of the cable is easy to reduce, and the proposed high-tensile steel-cored aluminum strand cable is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a high tensile steel-cored aluminum strand cable, includes the steel core body, the surface cover of steel core body is equipped with the cotton layer of pearl, the surface cover on the cotton layer of pearl is equipped with spacing section of thick bamboo, the surface on the cotton layer of pearl just is located spacing section of thick bamboo and twines and have a plurality of aluminum strand wires bodies, the surface cover of spacing section of thick bamboo is established and is fixed with tensile section of thick bamboo, tensile section of thick bamboo's inside just uses its centre of circle point to offer the connecting hole as the center equidistant, tensile section of thick bamboo's inside just has offered circular annular ring along its length equidistant.

Preferably, the inner wall of the limiting cylinder is provided with a plurality of limiting grooves, limiting plates are fixed on the surfaces of the aluminum stranded wire bodies, and the limiting plates are matched with the limiting grooves.

Preferably, the connecting holes are communicated with the intersections between the circular ring holes.

Preferably, tensile rods are embedded into the connecting holes, limiting ring rods are embedded into the circular ring holes, and the intersections between the tensile rods and the limiting ring rods are fixedly connected.

Preferably, a heat insulation layer is sleeved and fixed on the surface of the tensile cylinder and is made of glass fiber cotton.

Preferably, the surface of the heat insulation layer is sleeved with an outer protection layer, and a waterproof layer is arranged on the surface of the outer protection layer.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the utility model discloses in, through in the stretch-proofing pole and spacing ring pole embedding tensile section of thick bamboo, at this moment when this cable receives the high strength pulling force, the stretch-proofing pole can be in the in-process of tensile, and the stretch-proofing pole can drive spacing ring pole extrusion circular ring hole inner wall, can play the effect that makes the pulling force disperse each department of cable to can reach the effect that improves this cable life.

2. The utility model discloses in, embedding the limiting groove that spacing section of thick bamboo inner wall was seted up through the limiting plate to aluminum stranded conductor body surface, at this moment when this cable received the high strength pulling force, the aluminum stranded conductor body in it also can take place to stretch straight, and at this moment the limiting plate is located the limiting groove, thereby can play and carry out spacing effect to the aluminum stranded conductor body and can reach the effect that prevents the aluminum stranded conductor body and take place relative displacement in the cable, and then improve its life.

Drawings

Fig. 1 is a cross-sectional structure view of a stranded wire cable of a high tensile strength steel-cored aluminum stranded wire cable according to the present invention;

fig. 2 is a perspective view of an aluminum stranded wire body structure of the high tensile strength steel-cored aluminum stranded wire cable provided by the utility model;

fig. 3 is a perspective view of a structure of a limiting cylinder of the high tensile steel-cored aluminum stranded wire cable of the present invention;

fig. 4 is a perspective view of a tensile cylinder structure of a high tensile steel-cored aluminum stranded wire cable provided by the utility model;

fig. 5 is a perspective view of a tensile bar structure of a high tensile steel-cored aluminum strand cable according to the present invention.

Illustration of the drawings: 1. a steel core body; 2. a pearl cotton layer; 3. an aluminum stranded wire body; 4. a limiting cylinder; 5. a limiting groove; 6. a limiting plate; 7. a tension-resisting cylinder; 8. connecting holes; 9. a circular annular ring; 10. a tensile bar; 11. a limit ring rod; 12. a thermal insulation layer; 13. and an outer protective layer.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1-5, the utility model provides a high tensile steel-cored aluminum stranded conductor cable, including steel core body 1, the surface cover of steel core body 1 is equipped with the cotton layer 2 of pearl, the surface cover of the cotton layer 2 of pearl is equipped with spacing section of thick bamboo 4, the surface of the cotton layer 2 of pearl just is located the winding of spacing section of thick bamboo 4 and has a plurality of aluminum stranded conductor bodies 3, the surface cover of spacing section of thick bamboo 4 is established and is fixed with a tensile section of thick bamboo 7, the inside of tensile section of thick bamboo 7 just has seted up connecting hole 8 with its centre of circle point equidistant as the center, the inside of tensile section of thick bamboo 7 just has seted up circular annular ring 9 along its length equidistant.

The effect that its whole embodiment 1 reached does, the surface cover through steel core body 1 is equipped with pearl cotton layer 2, can play the effect of protection steel core body 1, the surface cover on rethread pearl cotton layer 2 is equipped with spacing section of thick bamboo 4, can play and carry out spacing effect to aluminum stranded conductor body 3, rethread pearl cotton layer 2's surface and be located that the winding of spacing section of thick bamboo 4 has a plurality of aluminum stranded conductor bodies 3, the surface cover of spacing section of thick bamboo 4 is established and is fixed with tensile section of thick bamboo 7, the inside of tensile section of thick bamboo 7 just has seted up connecting hole 8 for its centre equidistant, can play the effect of placing tensile resistance pole 10, the inside of rethread tensile section of thick bamboo 7 just has seted up circular annular 9 along its length equidistant, can play the effect of placing spacing ring pole 11.

In embodiment 2, as shown in fig. 1 to 5, the inner wall of the limiting cylinder 4 is provided with a plurality of limiting grooves 5, limiting plates 6 are fixed on the surfaces of the aluminum stranded wire bodies 3, and the limiting plates 6 are matched with the limiting grooves 5; the connecting holes 8 are communicated with the cross parts between the connecting holes 8; a tensile rod 10 is embedded in each connecting hole 8, a limiting ring rod 11 is embedded in each circular ring hole 9, and the tensile rod 10 is fixedly connected with the limiting ring rod 11 at the intersection; a heat insulation layer 12 is sleeved and fixed on the surface of the tension resistant cylinder 7, and the heat insulation layer 12 is made of glass fiber cotton; the surface cover of insulating layer 12 is equipped with outer protective layer 13, and the surface of outer protective layer 13 is equipped with the waterproof layer.

The whole embodiment 2 achieves the effect that the plurality of limiting grooves 5 are formed in the inner wall of the limiting cylinder 4, the limiting plates 6 are fixed on the surfaces of the aluminum stranded wire bodies 3, and the limiting plates 6 are matched with the limiting grooves 5, so that the effect of preventing the aluminum stranded wire bodies 3 in the cable from displacing when the cable is pulled can be achieved; the connecting holes 8 and the circular ring holes 9 are communicated with each other at the crossed positions, so that the effect of connecting the tensile rods 10 in the connecting holes 8 with the limiting ring rods 11 in the circular ring holes 9 is achieved; then, the tensile rods 10 are embedded in the connecting holes 8, the limiting ring rods 11 are embedded in the circular ring holes 9, and the cross parts of the tensile rods 10 and the limiting ring rods 11 are fixedly connected, so that the tensile rods 10 can drive the limiting ring rods 11 to extrude the inner walls of the circular ring holes 9 and achieve the effect of tensile strength in the process of tensile force; the heat insulation layer 12 is sleeved and fixed on the surface of the tension resistant cylinder 7, and the heat insulation layer 12 is made of glass fiber cotton, so that the cable can be prevented from being exposed to sunlight and heat can be transferred to the interior of the cable; an outer protective layer 13 is sleeved on the surface of the heat insulation layer 12, and a waterproof layer is arranged on the surface of the outer protective layer 13, so that the cable can be protected and a waterproof effect can be achieved.

The working principle is as follows: through imbedding tensile bar 10 and spacing ring pole 11 into tensile section of thick bamboo 7, simultaneously 3 surperficial limiting plate 6 of aluminium stranded conductor body imbeds the spacing groove 5 that 4 inner walls of spacing section of thick bamboo were seted up, at this moment when this cable receives the high strength pulling force, tensile bar 10 can be in tensile in-process, tensile bar 10 can drive the circular annular hole 9 inner walls of spacing ring pole 11 extrusion, aluminium stranded conductor body 3 in it also can take place to stretch straight simultaneously, can play and carry out spacing effect to aluminium stranded conductor body 3, thereby can reach the effect that prevents that aluminium stranded conductor body 3 from taking place relative displacement in the cable, can play the effect that makes the pulling force disperse to each department of cable, thereby can reach the effect that improves this cable life.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims (6)

1. The utility model provides a high tensile aluminum conductor steel cable, includes steel core body (1), its characterized in that: the outer surface cover of steel core body (1) is equipped with the cotton layer of pearl (2), the outer surface cover of the cotton layer of pearl (2) is equipped with spacing section of thick bamboo (4), the surface of the cotton layer of pearl (2) and be located the winding of spacing section of thick bamboo (4) have a plurality of aluminum stranded conductor bodies (3), the outer surface cover of spacing section of thick bamboo (4) is established and is fixed with a tensile section of thick bamboo (7), the inside of tensile section of thick bamboo (7) just uses its centre of circle point to offer connecting hole (8) as center equidistant, the inside of tensile section of thick bamboo (7) just has offered circular annular ring (9) along its length equidistant.

2. The high-tensile steel-cored aluminum strand cable according to claim 1, wherein: a plurality of limiting grooves (5) are formed in the inner wall of the limiting barrel (4), limiting plates (6) are fixed on the surfaces of the aluminum stranded wire bodies (3), and the limiting plates (6) are matched with the limiting grooves (5).

3. The high-tensile steel-cored aluminum strand cable according to claim 1, wherein: the connecting holes (8) are communicated with the cross parts of the circular ring holes (9).

4. The high-tensile steel-cored aluminum strand cable according to claim 1, wherein: tensile rods (10) are embedded into the connecting holes (8), limiting ring rods (11) are embedded into the circular ring holes (9), and the intersections of the tensile rods (10) and the limiting ring rods (11) are fixedly connected.

5. The high-tensile aluminum conductor steel-reinforced cable of claim 1, wherein: a heat insulation layer (12) is sleeved and fixed on the surface of the tensile cylinder (7), and the heat insulation layer (12) is made of glass fiber cotton.

6. The high-tensile steel-cored aluminum strand cable according to claim 5, wherein: the surface cover of insulating layer (12) is equipped with outer protective layer (13), the surface of outer protective layer (13) is equipped with the waterproof layer.

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