CN209561068U - A kind of temperature resistant silicon rubber cable wear-resisting, with long service life - Google Patents

Abstract

It is disclosed by the utility model to belong to power transmission cable technical field, it is specially a kind of wear-resisting, temperature resistant silicon rubber cable with long service life, including strengthening core, electro-insulating rubber layer, core, asbestos wrapping layer, fluorubber wrapping layer, silicon rubber surrounding layer, the strengthening core is sheathed on the inner cavity of the electro-insulating rubber layer, the asbestos wrapping layer is sheathed on the outside of the electro-insulating rubber layer, by the way that asbestos wrapping layer is arranged in the outside of core, fluorubber wrapping layer and silicon rubber surrounding layer, utilize asbestos, the high temperature resistance of fluorubber and silicon rubber effectively increases the heat-resisting quantity of cable, stainless steel mesh grid is set in the inner cavity of silicon rubber surrounding layer simultaneously, it is improved the wear-resisting property of cable, avoiding traditional cable is mostly that one or more layers electro-insulating rubber is wrapped up on the outside of conducting wire, it deposits high temperature resistance and wear-resisting property is poor, so that electric The shorter problem of cable service life.

Description

A kind of temperature resistant silicon rubber cable wear-resisting, with long service life

Technical field

It is disclosed by the utility model to belong to field of cable technology, specially a kind of wear-resisting, with long service life high temperature resistant silicon Rubber cable.

Background technique

Cable is usually the cable of similar rope as several or made of several groups of wire strandings, between every group of conducting wire mutually absolutely Edge, and be often twisted into around a center, entire outside is surrounded by the coating of high-insulation.Multi rack is located at aerial or is mounted in ground Under, it is water-bed, be used for telecommunication or power Transmission.1832, tsarist Russia's army officers were permitted woods lattice and telegraphy line are embedded in underground, and the six roots of sensation is led Each other with, with being placed in glass tube, here it is an earliest in the world buried cables after rubber-covered between line.By one or The conducting wire center of more mutually insulateds is placed in the insulated conductor constituted in sealing sheath.Protection coating can be added outside it, for passing Defeated, distribution electric energy or transmission electric signal.The difference of it and common wiring is mainly that cable dimension is larger, and structure is more complex, tradition Cable is mostly that one or more layers electro-insulating rubber is wrapped up on the outside of conducting wire, there is asking for high temperature resistance and wear-resisting property difference Topic, so that cable service life is short, for this purpose, we have proposed a kind of wear-resisting, with long service life temperature resistant silicon rubber cables to throw Enter to use, to solve the above problems.

Utility model content

The purpose of this utility model is to provide a kind of temperature resistant silicon rubber cables wear-resisting, with long service life, to solve Traditional cable mentioned above in the background art is mostly that one or more layers electro-insulating rubber is wrapped up on the outside of conducting wire, deposits high temperature resistant Performance and wear-resisting property are poor, so that the problem that cable service life is shorter.

To achieve the above object, the utility model provides the following technical solutions: a kind of high temperature resistant wear-resisting, with long service life Silicone rubber for cable, including strengthening core, electro-insulating rubber layer, core, asbestos wrapping layer, fluorubber wrapping layer, silicon rubber surrounding layer, institute The inner cavity that strengthening core is sheathed on the electro-insulating rubber layer is stated, the asbestos wrapping layer is sheathed on the outside of the electro-insulating rubber layer, The uniform spaced set of core is between the electro-insulating rubber layer and the asbestos wrapping layer, the fluorubber wrapping layer set Set on the outside of the asbestos wrapping layer, the silicon rubber surrounding layer is sheathed on the outside of the fluorubber wrapping layer, the silicon The inner cavity of rubber wrapping layer is fixedly installed with stainless steel wire mesh grid.

Preferably, the strengthening core is formed by steel wire is twisted.

Preferably, the inner cavity of the fluorubber wrapping layer is uniformly equidistantly fixedly installed with stainless steel wire, the stainless steel Silk is set in parallel with the core.

Preferably, the lateral wall of the silicon rubber surrounding layer is uniformly equidistantly equipped with integrally formed convex block.

Compared with prior art, the utility model has the beneficial effects that by the outside of core be arranged asbestos wrapping layer, Fluorubber wrapping layer and silicon rubber surrounding layer effectively increase cable using the high temperature resistance of asbestos, fluorubber and silicon rubber Heat-resisting quantity, while the inner cavity of silicon rubber surrounding layer be arranged stainless steel mesh grid, be improved the wear-resisting property of cable, Avoiding traditional cable is mostly that one or more layers electro-insulating rubber is wrapped up on the outside of conducting wire, deposits high temperature resistance and wear-resisting property Difference, so that the problem that cable service life is shorter.

Detailed description of the invention

Fig. 1 is the utility model structure sectional view；

Fig. 2 is the utility model strengthening core the structure left view；

Fig. 3 is the utility model stainless steel wire woven mesh structure schematic diagram.

In figure: 100 strengthening cores, 200 electro-insulating rubber layers, 300 cores, 400 asbestos wrapping layers, 500 fluorubber wrapping layers, 510 stainless steel wires, 600 silicon rubber surrounding layers, 610 stainless steel wire mesh grids, 620 convex blocks.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The utility model provides a kind of technical solution: a kind of temperature resistant silicon rubber cable wear-resisting, with long service life is used for The wearability and high temperature resistance of cable are improved, referring to Fig. 1, having strengthening core 100, electro-insulating rubber layer 200, core 300, stone Cotton wrapping layer 400, fluorubber wrapping layer 500, silicon rubber surrounding layer 600；

Fig. 1 and 2 is please referred to, strengthening core 100 is formed by multiple groups steel wire is twisted, for improving the intensity of cable；

Referring to Fig. 1, the power transmission that electro-insulating rubber layer 200 is used to that core 300 to be prevented to convey when in use extremely adds On the steel wire of strong core 100, wherein electro-insulating rubber layer 200 is sheathed on the outside of strengthening core 100 by way of coextrusion mold；

Referring to Fig. 1, core 300 is for transmitting electric power, and core 300 is copper conducting wire, between core 300 uniformly waits Away from being set between electro-insulating rubber layer 200 and asbestos wrapping layer 400；

Referring to Fig. 1, asbestos wrapping layer 400 is sheathed on the outer layer of core 300, for the fixation to core 300, together The high temperature resistance of Shi Liyong asbestos improves the high-temperature stability of cable；

Referring to Fig. 1, fluorubber wrapping layer 500 is sheathed on asbestos wrapping layer 400 by way of coextrusion mold Outside further increases the high temperature resistance of the cable using the high temperature resistance of fluorubber；

Fig. 1 and 3 are please referred to, silicon rubber surrounding layer 600 is sheathed on the outside of fluorubber wrapping layer 500, for improving cable High temperature resistance and resistance to low temperature, the inner cavity of silicon rubber wrapping layer 600 be fixedly installed with stainless steel wire mesh grid 610, no Rust steel mesh grid 610 is used to improve the intensity and wearability of silastic-layer 600, and wherein stainless steel mesh grid 610 is that multiple groups are stainless Braided steel wire forms；

Specifically in use, those skilled in the art can use wire stripper successively will be outside the cable ends silicon rubber Covering 600, fluorubber wrapping layer 500, asbestos wrapping layer 400 and electro-insulating rubber layer 200 are removed, followed by wire nipper by cable The strengthening core 100 at both ends is cut, between installation power equipment needed for being then series at the core of the cable ends 300, with Realize the power transmission between two equipment.

Referring to Fig. 1, in order to improve the intensity of cable, uniformly equidistantly spread in the inner cavity of fluorubber wrapping layer 500 If being equipped with rust steel wire 510, wherein fluorubber wrapping layer 500 wraps up stainless steel wire 510 by way of coextrusion mold, to improve The intensity of cable；

The heat dissipation performance that cable is improved referring to Fig. 1, between the lateral wall of silicon rubber surrounding layer 600 is uniformly equal Away from integrally formed convex block 620 is arranged, the setting of convex block effectively increases the surface area of silicon rubber surrounding layer 600, in order to Cable is so exchanged with external environment, to improve the heat dissipation performance of cable.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (4)

1. a kind of temperature resistant silicon rubber cable wear-resisting, with long service life, it is characterised in that: including strengthening core (100), insulation rubber Glue-line (200), core (300), asbestos wrapping layer (400), fluorubber wrapping layer (500), silicon rubber surrounding layer (600), it is described Strengthening core (100) is sheathed on the inner cavity of the electro-insulating rubber layer (200), and the asbestos wrapping layer (400) is sheathed on the insulation The outside of rubber layer (200), the uniform spaced set of the core (300) is in the electro-insulating rubber layer (200) and the asbestos Between wrapping layer (400), the fluorubber wrapping layer (500) is sheathed on the outside of the asbestos wrapping layer (400), the silicon rubber Glue surrounding layer (600) is sheathed on the outside of the fluorubber wrapping layer (500), and the inner cavity of the silicon rubber surrounding layer (600) is solid Dingan County is equipped with stainless steel wire mesh grid (610).

2. one kind according to claim 1 is wear-resisting, temperature resistant silicon rubber cable with long service life, it is characterised in that: institute Strengthening core (100) is stated to be formed by steel wire is twisted.

3. one kind according to claim 1 is wear-resisting, temperature resistant silicon rubber cable with long service life, it is characterised in that: institute The inner cavity for stating fluorubber wrapping layer (500) is uniformly equidistantly fixedly installed with stainless steel wire (510), the stainless steel wire (510) It is set in parallel with the core (300).

4. one kind according to claim 1 is wear-resisting, temperature resistant silicon rubber cable with long service life, it is characterised in that: institute The lateral wall for stating silicon rubber surrounding layer (600) is uniformly equidistantly equipped with integrally formed convex block (620).