CN209895824U

CN209895824U - High-voltage cable

Info

Publication number: CN209895824U
Application number: CN201920769972.5U
Authority: CN
Inventors: 赖泽鹏
Original assignee: Guizhou Yudi Electrical Co Ltd
Current assignee: Guizhou Yudi Electrical Co Ltd
Priority date: 2019-05-27
Filing date: 2019-05-27
Publication date: 2020-01-03
Anticipated expiration: 2029-05-27

Abstract

The utility model discloses a high-voltage cable, the structure of which comprises a high-voltage cable, an insulated conductor mechanism, an inner protective sleeve, a copper shield layer, a clamp sleeve, a tightening belt, a protective shielding net, a heat-resistant flexible skin layer and a protective grid sleeve, wherein the right end of the high-voltage cable is embedded and installed in the insulated conductor mechanism, the high-voltage cable structurally conducts electric power through the high-voltage cable, the inner core semiconductor conducts the electric power efficiently, the conductor copper wire has better electric power conductivity, and the polyethylene sheath and the rough-rolled sheath are wrapped outside to avoid the corrosion damage of the internal copper wire caused by external erosion objects, the cold-shrink joint that can many electric powers links up at the inside conductor link fitting of electric power transmission's in-process, has ensured that the inside electric power transmission in-process produces the expansion of high temperature joint department and makes contact failure, causes to carry outage or efficiency reduction.

Description

High-voltage cable

Technical Field

The utility model relates to a high tension cable belongs to power cable technical field.

Background

Typically a rope-like cable made up of several or groups of at least two twisted conductors, each group insulated from each other and often twisted around a center, the entire outer surface being covered with a highly insulating covering.

The prior art discloses the application numbers as follows: CN201520527245. X's a high tension cable, including conductor, insulating layer and fire-retardant layer, the insulating layer cladding is on the conductor, fire-retardant layer cladding is on the insulating layer, be provided with the first net layer that is used for strengthening tensile strength between insulating layer and the conductor, first net layer cladding is on the conductor, but this prior art to high voltage electricity interference current condition appear in the conduction process for reduce current transport in the transportation process, make the conduction efficiency of reduction electric power.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a high tension cable to solve prior art and to appear the interference current condition to high tension electricity in the conduction process, make and reduce current transport in transportation process, make the problem of the conduction efficiency of reduction electric power.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a high-voltage cable, its structure includes high-voltage cable, insulated conductor mechanism, interior protective sleeve, copper shield layer, clamp sleeve, stretches tight the ribbon, protects and covers net, heat-resisting flexible cortex, protection lattice cover, the embedding of high-voltage cable right-hand member is installed in insulated conductor mechanism, insulated conductor mechanism inner ring and interior protective sleeve outer loop are laminated mutually, interior protective sleeve right-hand member is connected with copper shield layer left end, the protection covers the net outer loop and stretches tight the ribbon inboard and binds mutually, heat-resisting flexible cortex outer loop and protection lattice cover inner loop are laminated mutually, protection lattice cover right-hand member is connected with the high-voltage cable left end.

Further, the insulated conductor mechanism comprises a cold-shrink joint, a waterproof adhesive layer, an inner semi-conductive layer, a shielding armor, a wire core semiconductor, an insulating layer, a conductor connecting fitting and a woven mesh anticorrosive layer, wherein the left end of the cold-shrink joint is connected with the right end of the conductor connecting fitting, the inner side of the waterproof adhesive layer is bonded with the outer side of the inner semi-conductive layer, the left end of the wire core semiconductor is embedded and installed in the shielding armor, the right end of the wire core semiconductor is connected with the left end of the conductor connecting fitting, the inner side of the inner semi-conductive layer is laminated with the outer side of the wire core semiconductor, the inner side of the woven mesh anticorrosive layer is bonded with the outer side of the waterproof adhesive layer, the woven mesh anticorrosive layer is embedded and installed in the insulating layer, the inner side of the right end of the inner semi-conductive layer is laminated with the outer side of the cold-shrink joint, the conductor copper wire is embedded in the rough-rolled outer skin, and the outer side of the rough-rolled outer skin is bonded with the inner side of the polyethylene outer skin.

Furthermore, the outer ring of the copper shielding layer and the inner ring of the clamp sleeve are in the same axis, and the right end of the copper shielding layer is embedded and installed in the left end of the heat-resistant flexible skin layer.

Further, the inner protective sleeve is embedded between the woven mesh anticorrosive layer and the insulating layer.

Further, the high-voltage cable is made of copper wires and has good conductivity.

Further, the inner sheath pipe is made of rubber and has good sealing performance.

Advantageous effects

The utility model relates to a high-voltage cable, the electric power carries on the electric power conduction through the high-voltage cable structurally, the inner core semiconductor carries on the high-efficient conduction to the electric power, the conductor copper wire has better electric power conductivity, and wrap up polyethylene crust and thick roll crust outside and avoid the erosion damage to the inner copper wire by the external erosion thing, the conductor link fitting inside can be jointed by the shrinkage joint of the multi-electric power in the course of the electric power transmission, the expansion of the high temperature joint position produced in the internal electric power transmission course is ensured to cause bad contact, cause the transmission outage or the efficiency reduction, the inner semi-conductive layer can ensure the stability of the core semiconductor in the electric power transmission course, moreover the shielding armor cooperates with the insulating layer to avoid the influence of the external interference medium to the electric power transmission course, the protectiveness is improved, the mesh grid anticorrosive layer is isolated to the external corrosive substance, protecting the high voltage cable reduces damage and improves service life, adding protective measures to power transmission and increasing efficiency of the transmission process.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a high voltage cable according to the present invention;

fig. 2 is a schematic structural diagram of an insulated conductor mechanism 2 according to the present invention;

fig. 3 is a schematic structural diagram of a core semiconductor according to the present invention.

In the figure: the high-voltage cable comprises a high-voltage cable-1, an insulated conductor mechanism-2, an inner protective sleeve-3, a copper shielding layer-4, a clamp sleeve-5, a binding belt-6, a protective shielding net-7, a heat-resistant flexible skin layer-8, a protective lattice sleeve-9, a cold-shrink joint-a, a waterproof adhesive layer-b, an inner semi-conductive layer-c, a shielding armor-d, a wire core semiconductor-e, an insulating layer-f, a conductor connecting hardware fitting-g, a woven net anti-corrosion layer-h, a polyethylene sheath-i, a rough-rolled sheath-j, a conductor copper wire-k and a stranded groove-l.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a high voltage cable, which includes: the structure of the high-voltage cable comprises a high-voltage cable 1, an insulated conductor mechanism 2, an inner sheath 3, a copper shielding layer 4, a clamp sleeve 5, a binding belt 6, a protection shielding net 7, a heat-resistant flexible skin layer 8 and a protection lattice cover 9, wherein the right end of the high-voltage cable 1 is embedded in the insulated conductor mechanism 2, an inner ring of the insulated conductor mechanism 2 is attached to an outer ring of the inner sheath 3, the right end of the inner sheath 3 is connected with the left end of the copper shielding layer 4, an outer ring of the protection shielding net 7 is bonded with the inner side of the binding belt 6, an outer ring of the heat-resistant flexible skin layer 8 is attached to an inner ring of the protection lattice cover 9, the right end of the protection lattice cover 9 is connected with the left end of the high-voltage cable 1, the insulated conductor mechanism 2 consists of a cold-shrinkage joint a, a waterproof glue layer b, an inner semi-conductive layer c, a shielding armor d, a core semiconductor e, an insulating layer f, a conductor connecting fitting, the inner side of the waterproof adhesive layer b is bonded with the outer side of the inner semi-conductive layer c, the left end of the core semiconductor e is embedded and installed in the shielding armor d, the right end of the core semiconductor e is connected with the left end of the conductor connecting hardware tool g, the inner side of the inner semi-conductive layer c is bonded with the outer side of the core semiconductor e, the inner side of the woven mesh anticorrosive layer h is bonded with the outer side of the waterproof adhesive layer b, the woven mesh anticorrosive layer h is embedded and installed in the insulating layer f, the inner side of the right end of the inner semi-conductive layer c is bonded with the outer side of the cold-shrink joint a, the core semiconductor e consists of a polyethylene sheath i, a rough-rolled sheath j, a conductor copper wire k and a twisting groove l, the inner side of the rough-rolled sheath j is connected with the outer side of the twisting groove l, the conductor copper wire k is embedded and installed in the rough-rolled sheath j, the outer side of the rough-, 4 right-hand members of copper shield layer are embedded and are installed in 8 left ends on heat-resisting flexible cortex, 3 embedding of interior protecting pipe are installed between mesh grid anticorrosive coating h and insulating layer f, high tension cable 1 is made by the copper wire, has better electric conductivity, interior protecting pipe 3 is made by rubber, has better sealed.

According to the shielding armor d, a layer of metal protection is additionally arranged on the outermost surface of the product so as to prevent an internal utility layer from being damaged during transportation and installation.

When the power transmission cable is used, electric power is conducted through the high-voltage cable 1, the inner core semiconductor e conducts the electric power efficiently, the conductor copper wire k has good electric power conductivity, the polyethylene sheath i and the rough-rolled sheath j are wrapped outside to avoid corrosion damage to the inner copper wire caused by external erosion objects, the inner conductor connecting hardware g can be connected through a multi-electric cold-contraction joint a in the power transmission process, the expansion of a high-temperature joint position generated in the internal power transmission process is ensured to cause poor contact, the power failure or efficiency reduction in the power transmission process is caused, the inner semi-conductive layer c can ensure the stability of the core semiconductor e in the power transmission process, the shielding armor d is matched with the insulating layer f to avoid the influence of an external interference medium on the power transmission process, the protection is improved, and the mesh grid anti-corrosion layer h conducts isolated protection on external corrosive substances, protecting the high voltage cable 1 reduces damage and improves service life.

The utility model solves the problem that the interference current condition occurs in the transmission process of the high-voltage power in the prior art, so that the current transmission is reduced in the transmission process, and the transmission efficiency of the power is reduced, the utility model structurally conducts the power through the high-voltage cable through the mutual combination of the components, the inner core semiconductor conducts the power efficiently, the conductor copper wire has better power conductivity, and the outer side is wrapped with the polyethylene sheath and the rough-rolled sheath to avoid the corrosion damage of the inner copper wire caused by the external erosion objects, the inner conductor connecting hardware can be linked up by the cold-shrinkage joint of multiple powers in the power transmission process, the expansion of the high-temperature joint generated in the internal power transmission process is ensured to cause poor contact, the transmission power failure or the efficiency reduction, the inner semi-conductive layer can ensure the stability of the core semiconductor in the power transmission process, moreover, the shielding armor is matched with the insulating layer to avoid the influence of external interference media on the power transmission process, the protectiveness is improved, the braided net anticorrosive coating is used for carrying out isolated protection on external corrosive substances, the damage of the high-voltage cable is reduced, the service life is prolonged, the protection measures for power transmission are increased, and the efficiency of the transmission process is increased.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A high voltage cable, characterized by: its structure includes high tension cable (1), insulated conductor mechanism (2), inner sheath pipe (3), copper shield layer (4), clamp sleeve (5), stretches tight ribbon (6), protection covers net (7), heat-resisting flexible cortex (8), protection grid (9), high tension cable (1) right-hand member embedding is installed in insulated conductor mechanism (2), insulated conductor mechanism (2) inner ring and inner sheath pipe (3) outer loop laminate mutually, inner sheath pipe (3) right-hand member is connected with copper shield layer (4) left end, protection covers net (7) outer loop and stretches tight ribbon (6) inboard and binds mutually, heat-resisting flexible cortex (8) outer loop and protection grid (9) inner ring laminate mutually, protection grid (9) right-hand member is connected with high tension cable (1) left end.

2. A high voltage cable according to claim 1, characterized in that: the insulated conductor mechanism (2) consists of a cold-shrink joint (a), a waterproof adhesive layer (b), an inner semi-conductive layer (c), a shielding armor (d), a wire core semiconductor (e), an insulating layer (f), a conductor connecting fitting (g) and a woven mesh anticorrosive layer (h), wherein the left end of the cold-shrink joint (a) is connected with the right end of the conductor connecting fitting (g), the inner side of the waterproof adhesive layer (b) is bonded with the outer side of the inner semi-conductive layer (c), the left end of the wire core semiconductor (e) is embedded and installed in the shielding armor (d), the right end of the wire core semiconductor (e) is connected with the left end of the conductor connecting fitting (g), the inner side of the inner semi-conductive layer (c) is bonded with the outer side of the wire core semiconductor (e), the inner side of the woven mesh anticorrosive layer (h) is bonded with the outer side of the waterproof adhesive layer (b), and the woven mesh anticorrosive layer, the inner semi-conductive layer (c) is attached to the outer side of the cold-shrink joint (a), the wire core semiconductor (e) is composed of a polyethylene sheath (i), a rough-rolled sheath (j), a conductor copper wire (k) and a twisting groove (l), the inner side of the rough-rolled sheath (j) is connected with the outer side of the twisting groove (l), the conductor copper wire (k) is embedded in the rough-rolled sheath (j), and the outer side of the rough-rolled sheath (j) is bonded with the inner side of the polyethylene sheath (i).

3. A high voltage cable according to claim 1, characterized in that: the outer ring of the copper shielding layer (4) and the inner ring of the clamp sleeve (5) are in the same axis, and the right end of the copper shielding layer (4) is embedded and installed in the left end of the heat-resistant flexible skin layer (8).

4. A high voltage cable according to claim 1, characterized in that: the inner protective sleeve (3) is embedded between the woven mesh anticorrosive layer (h) and the insulating layer (f).