CN210837257U

CN210837257U - Ultraviolet radiation crosslinking high temperature resistant control cable

Info

Publication number: CN210837257U
Application number: CN201922281280.9U
Authority: CN
Inventors: 陈海印
Original assignee: Anhui Gaosheng Electric Co ltd
Current assignee: Anhui Goldman Sachs Electric Group Co., Ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-06-23
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses a belong to control cable technical field, specifically be a high temperature resistant control cable of ultraviolet irradiation crosslinking, it includes: the strengthening rib, the wire, the heat-resistant layer, the filling layer, the insulating layer, compressive layer and wearing layer, strengthening rib outside circumference distributes and sets up a plurality of wires, the outside wire protective layer that has all wrapped up of a plurality of wires, the outside heat-resistant layer of parcel of a plurality of wires, gap department between the heat-resistant layer inside and the wire protective layer sets up the filling layer, the outside parcel of heat-resistant layer has the insulating layer, the outside parcel of insulating layer has the compressive layer, the inside a plurality of cavitys that is provided with of compressive layer, when the compressive layer provides the crushing resistance through the connecting rod between the cavity, conveniently buckle under the effect of cavity, bilayer structure is realized to the cavity both sides on compressive layer, improve support intensity, it is outside to protect the cable through the wearing layer, avoid the long-time wearing and.

Description

Ultraviolet radiation crosslinking high temperature resistant control cable

Technical Field

The utility model relates to a control cable technical field specifically is a high temperature resistant control cable of ultraviolet irradiation crosslinking.

Background

The LED ultraviolet radiation crosslinking technology is a manufacturing technology of independent intellectual property rights in China, and the principle is that a proper amount of light crosslinking sensitizer is added into base resin mainly containing polyolefin, the ultraviolet radiation is focused and transmitted into the material by utilizing the characteristic that the polyolefin material is in a transparent state when being heated and extruded, the high-energy ultraviolet light initiates the photosensitizer to form free radicals and further induces polyolefin units to generate macromolecular free radicals, and the free radicals form the crosslinked polyolefin material through bonding.

In order to meet the manufacturing technical requirements of the ultraviolet irradiation crosslinking cable, engineering research personnel optimize an ultraviolet irradiation system and a water cooling system by using a computer simulation technology, and develop high-quality and high-efficiency ultraviolet irradiation crosslinking equipment by using an advanced measurement and control technology.

The introduction of ultraviolet radiation crosslinking technology and radiation crosslinking equipment provides competitive advantages for the manufacture of low-pressure crosslinked polyethylene compared with silane crosslinking and electron beam radiation crosslinking, particularly breaks the monopoly of the electron beam radiation crosslinking technology in the manufacture of environment flame-retardant crosslinked cables in the fields of nuclear power stations, buildings and the like, and cables meeting the standard requirements can be manufactured by using investment equipment of 1/10-1/5.

At present, the current ultraviolet irradiation crosslinked high temperature resistant control cable structural strength is lower, does not possess the crushing resistance, takes place extrusion deformation easily, influences cable life, and the inside additional strengthening that does not possess of cable is buckled the angle and is too big at the cable, breaks easily, influences the result of use of cable.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

The utility model discloses in view of above-mentioned and/or the problem that exists among the current ultraviolet radiation crosslinked high temperature resistant control cable, provided the utility model.

Therefore, the utility model aims at providing a high temperature resistant control cable of ultraviolet irradiation crosslinking can improve cable crushing resistance, strengthens cable structure intensity, avoids the cable fracture of buckling, improves cable life.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:

an ultraviolet radiation crosslinked high temperature resistant control cable comprising: strengthening rib, wire, heat-resistant layer, filling layer, insulating layer, resistance to compression layer and wearing layer, strengthening rib outside circumference distributes and sets up a plurality of wires, and is a plurality of the wire outside all wraps up has the wire protective layer, and is a plurality of the outside parcel heat-resistant layer of wire, gap department between heat-resistant layer inside and the wire protective layer sets up the filling layer, the outside parcel of heat-resistant layer has the insulating layer, the outside parcel of insulating layer has the resistance to compression layer, the inside a plurality of cavitys that is provided with of resistance to compression layer, the outside parcel wearing layer of resistance to compression layer.

As an optimized scheme of the ultraviolet radiation crosslinking high temperature resistant control cable, wherein: the plurality of leads are uniformly distributed on the outer circumference of the reinforcing rib, and the leads are woven by a plurality of strands of copper wires.

As an optimized scheme of the ultraviolet radiation crosslinking high temperature resistant control cable, wherein: a plurality of cavity is at the inside evenly distributed of resistance to compression layer, the resistance to compression layer adopts silica gel to make.

As an optimized scheme of the ultraviolet radiation crosslinking high temperature resistant control cable, wherein: the heat-resistant layer, the filling layer, the insulating layer, the pressure-resistant layer and the wear-resistant layer are connected through polyurethane resin glue.

As an optimized scheme of the ultraviolet radiation crosslinking high temperature resistant control cable, wherein: the outer wall of the wear-resistant layer is provided with a plurality of evenly distributed anti-slip lines, and the wear-resistant layer is made of rubber.

Compared with the prior art: through strengthening rib reinforced cable structure, the too big cable fracture that leads to of deflection when avoiding the cable to buckle, improve cable life, restraint the wire through the heat-resistant layer, support and protect the wire, improve the cable heat resistance, prop the joint gap between heat-resistant layer and the wire protective layer through the filling layer, avoid the cable to sink, play the supporting role to cable structure, when the resistance to compression layer provides the crushing resistance through the connecting rod between the cavity, conveniently buckle under the effect of cavity, bilayer structure is realized to the cavity both sides on resistance to compression layer, improve support strength, it is outside to protect the cable through the wearing layer, avoid the long-time wearing and tearing of cable to break, improve cable life.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and 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 inventive labor. Wherein:

fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

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

The utility model provides a high temperature resistant control cable of ultraviolet irradiation crosslinking can improve cable crushing resistance, strengthens cable structural strength, avoids cable bending fracture, improves cable life, please refer to fig. 1, include: the heat-resistant and heat-resistant composite material comprises reinforcing ribs 100, a lead 200, a heat-resistant layer 300, a filling layer 400, an insulating layer 500, a pressure-resistant layer 600 and a wear-resistant layer 700;

referring to fig. 1 again, the reinforcing rib 100 is disposed at the center of the cable, and the reinforcing rib 100 reinforces the cable structure, so as to prevent the cable from being broken due to an excessive deformation when the cable is bent, and improve the service life of the cable, and the reinforcing rib 100 is made of silica gel.

Referring to fig. 1 again, the wire 200 includes a wire protection layer 210, specifically, the wire 200 is circumferentially distributed on the outer side of the reinforcing rib 100, the wire 200 is wrapped with the wire protection layer 210, the wire 200 is protected by the wire protection layer 210, and the wire protection layer 210 is made by extruding and wrapping the conductive wire core with a photo-crosslinked polyolefin material.

Referring to fig. 1 again, the heat-resistant layer 300 is wrapped outside the wire protection layer 210, the wire 200 is bundled by the heat-resistant layer 300 to support and protect the wire 200, and the heat-resistant layer 300 is made of asbestos fiber to improve the heat resistance of the cable.

Referring to fig. 1 again, the filling layer 400 is disposed at a connection gap between the heat-resistant layer 300 and the wire protection layer 210, and the filling layer 400 supports the connection gap between the heat-resistant layer 300 and the wire protection layer 210, so as to prevent the cable from collapsing and support the cable structure, and the filling layer 400 is made of glass fiber.

Referring to fig. 1 again, the insulating layer 500 is wrapped outside the heat-resistant layer 300, and the insulating layer 500 is made of photo-crosslinked polyolefin, so that the insulating effect of the insulating layer 500 is achieved.

Referring to fig. 1 again, the compression-resistant layer 600 includes a cavity 610, specifically, the compression-resistant layer 600 is wrapped outside the insulating layer 500, the cavity 610 is formed inside the compression-resistant layer 600, the compression-resistant layer 600 provides compression resistance through a connecting rod between the cavities 610, and meanwhile, the compression-resistant layer is convenient to bend under the effect of the cavity 610, and a double-layer structure is realized at two sides of the cavity 610 of the compression-resistant layer 600, so that the supporting strength is improved.

Referring to fig. 1 again, the wear-resistant layer 700 wraps the exterior of the compression-resistant layer 600, and the wear-resistant layer 700 protects the exterior of the cable, so that the cable is prevented from being worn and broken after being used for a long time, and the service life of the cable is prolonged.

When specific use, strengthen the cable structure through strengthening rib 100, the too big cable fracture that leads to of deflection when avoiding the cable to buckle, improve cable life, restraint wire 200 through heat-resistant layer 300, support and protect wire 200, improve the cable heat resistance, prop up the joint gap between heat-resistant layer 300 and wire protective layer 210 through filling layer 400, avoid the cable to cave in, play the supporting role to the cable structure, insulate through insulating layer 500, when compression-resistant layer 600 provides the crushing resistance through the connecting rod between cavity 610, conveniently buckle under the effect of cavity 610, bilayer structure is realized to compression-resistant layer 600's cavity 610 both sides, improve supporting strength, it is outside through wearing layer 700 protection cable, avoid the long-time use wearing and tearing of cable to break, improve cable life.

Referring to fig. 1 again, in order to improve the structural stability of the cable, a plurality of wires 200 are uniformly distributed on the outer circumference of the reinforcing rib 100, and the wires 200 are made of a plurality of strands of copper wires by weaving.

Referring to fig. 1 again, in order to improve the structural stability of the cable, a plurality of cavities 610 are uniformly distributed inside the pressure-resistant layer 600, and the pressure-resistant layer 600 is made of silica gel.

Referring to fig. 1 again, in order to improve the connection stability of the cable, the heat-resistant layer 300, the filling layer 400, the insulating layer 500, the compression-resistant layer 600 and the wear-resistant layer 700 are connected by polyurethane resin glue.

For convenience in use, the outer wall of the wear-resistant layer 700 is provided with a plurality of anti-slip lines which are uniformly distributed, and the wear-resistant layer 700 is made of rubber.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. An ultraviolet radiation crosslinking high temperature resistant control cable, comprising: strengthening rib (100), wire (200), heat-resistant layer (300), filling layer (400), insulating layer (500), compressive layer (600) and wearing layer (700), strengthening rib (100) outside circumference distributes and sets up a plurality of wires (200), and is a plurality of wire (200) outside all wraps up wire protective layer (210), and is a plurality of wire (200) outside parcel heat-resistant layer (300), gap department between heat-resistant layer (300) inside and wire protective layer (210) sets up filling layer (400), the outside parcel of heat-resistant layer (300) has insulating layer (500), the outside parcel of insulating layer (500) has compressive layer (600), compressive layer (600) inside is provided with a plurality of cavities (610), compressive layer (600) outside parcel wearing layer (700).

2. The UV radiation crosslinking refractory control cable of claim 1, wherein a plurality of the wires (200) are uniformly distributed around the outer circumference of the rib (100), and the wires (200) are made of a plurality of strands of copper wires.

3. The ultraviolet radiation crosslinking high temperature resistant control cable of claim 1, wherein a plurality of the cavities (610) are uniformly distributed inside the pressure resistant layer (600), and the pressure resistant layer (600) is made of silica gel.

4. The ultraviolet radiation crosslinking high-temperature-resistant control cable of claim 1, wherein the heat-resistant layer (300), the filling layer (400), the insulating layer (500), the pressure-resistant layer (600) and the wear-resistant layer (700) are connected by polyurethane resin glue.

5. The ultraviolet radiation crosslinking high temperature resistant control cable of claim 1, wherein the outer wall of the wear-resistant layer (700) is provided with a plurality of evenly distributed anti-slip lines, and the wear-resistant layer (700) is made of rubber.