CN208368237U

CN208368237U - A kind of agricultural buried cable that blocks water of LSOH anti-flaming

Info

Publication number: CN208368237U
Application number: CN201821044997.0U
Authority: CN
Inventors: 柳汇文
Original assignee: Zhejiang Create New Material Co Ltd
Current assignee: Zhejiang Create New Material Co Ltd
Priority date: 2018-07-03
Filing date: 2018-07-03
Publication date: 2019-01-11
Anticipated expiration: 2028-07-03

Abstract

The utility model discloses a kind of agricultural buried cables that blocks water of the LSOH anti-flaming for the technical field of cables that blocks water, including copper conductor, the outer wall of the copper conductor is cased with insulation sleeve, the copper conductor is provided with three, and the place-centric of three copper conductors is provided with reinforcement aluminum core line, the lateral gap of the copper conductor is respectively arranged with three groups of back-fire relief cores, the copper conductor, LSOH anti-flaming elastic packed layer is filled between back-fire relief core and reinforcement aluminum core line, fire-resistant isinglass belt wrapping layer is cased on the outside of the LSOH anti-flaming elastic packed layer, the utility model is designed reasonably, structure is simple, meet the use demand of people.Fire-resistant isinglass belt wrapping layer jointly plays a protective role to the burning of cable with halogen-free and low-smoke flame-retardant polyolefin oversheath; back-fire relief core good flame retardation effect; it is strong to fill layer of paste waterproofness, can effectively prevent water or other fluids from flowing into or moving in cable, long service life.

Description

A kind of agricultural buried cable that blocks water of LSOH anti-flaming

Technical field

The utility model relates to the technical field of cables that blocks water, specially a kind of agricultural buried line that blocks water of LSOH anti-flaming Cable.

Background technique

Power cable is the cable for being used for transmission and distributing electric energy, is usually used in Urban Underground power grid, power station lead line And large enterprise etc., by voltage class can be divided into, lv power cable (35 kilovolts and less), high-tension cable (110,000 It is more than volt), extra-high-tension cable (275~800 kilovolts) and extra-high-tension cable (1000 kilovolts or more), currently, common electricity Power cable is prepared by the power cable of single by simply enveloping, and the power cable of such single is the twisted reality of multiply N-conductor cable n uses copper, aluminium or albronze preparation, and high production cost, weight is big, and poor heat resistance, and the scope of application is small.

Existing cable, generally complete copper or full aluminum, due to the inoxidizability, welding performance and conduction of copper cable Performance is superior to aluminium, is widely used in the big transmission cable of electric current, but copper wires are since expensive and density is higher, It is replaced under certain use conditions by aluminum conductor, with the continuous development of technology, the complication of cable use occasion, diversification, Also some are unable to do what one wishes in comprehensive use aspect for copper or aluminum conducting wire.In fire, flame can be spread along cable, simultaneously also A large amount of detest and toxic corrosive gas can be generated, smog and poisonous gas often first generate harm to people.In order to The speed spread when reducing flame combustion along cable, is usually added various flame-retardant additives in cable material, various to be made The fire proofing and flame retardant cable of type, therefore flame retardant cable combustion is generally evaluated with anti-flammability, corrosivity, smokiness, toxicity Performance when burning.

Chinese patent literature application number 201120191172.3 discloses a kind of electric wire, comprising: by two strands or two strands or more Copper single line beam closes the conductor being twisted；Around the wrapping layer being wrapped in outside the conductor；And extrude in the insulating layer outside the wrapping layer, The insulating layer is made of soft polyvinyl chloride, and the soft polyvinyl chloride refers to the polychlorostyrene second of 10~85 degree of Shore hardness Alkene.

For electric wire in compared with the existing technology, service life is high, more meets the social development requirement of environmental protection, still Remain design it is not reasonable, corrosion stability is poor, and flame retardant effect is undesirable, and waterproofness is poor, is unable to satisfy making for people Use demand.

Based on this, the utility model devises a kind of agricultural buried cable that blocks water of LSOH anti-flaming, to solve above-mentioned ask Topic.

Utility model content

The purpose of this utility model is to provide a kind of agricultural buried cables that blocks water of LSOH anti-flaming, to solve above-mentioned back The corrosion stability proposed in scape technology is poor, and flame retardant effect is undesirable, and waterproofness is poor, is unable to satisfy asking for the use demand of people Topic.

To achieve the above object, the utility model provides the following technical solutions: a kind of agricultural buried resistance of LSOH anti-flaming Waterline cable, including copper conductor, the outer wall of the copper conductor are cased with insulation sleeve, and the copper conductor is provided with three, and described in three The place-centric of copper conductor is provided with reinforcement aluminum core line, and the lateral gap of the copper conductor is respectively arranged with three groups of back-fire relief cores, LSOH anti-flaming elastic packed layer, the low smoke, zero halogen are filled between the copper conductor, back-fire relief core and reinforcement aluminum core line It is cased with fire-resistant isinglass belt wrapping layer on the outside of fire retardant elastic filled layer, is cased with filling paste on the outside of the fire-resistant isinglass belt wrapping layer Layer, armor is cased on the outside of the filling layer of paste, the outside of the armor passes through halogen-free and low-smoke flame-retardant polyolefin oversheath Carry out integral assembling.

Preferably, the armor is wire braiding layer, and wire braiding layer passes through twill weave, and wire is Stainless steel wire.

Preferably, the back-fire relief core includes glass cord, is surrounded with polyester fiber on the outside of the glass cord Rope.

Preferably, the filling layer of paste be water repellent gel water blocking layer, and fill layer of paste with a thickness of 6~8mm.

Preferably, the LSOH anti-flaming elastic packed layer is polyphenylene oxide halide-free smokeless flame-resistant thermoplatstic elastomer.

Compared with prior art, the utility model has the beneficial effects that the utility model is designed reasonably, structure is simple, full The use demand of sufficient people.Fire-resistant isinglass belt wrapping layer and halogen-free and low-smoke flame-retardant polyolefin oversheath jointly play the burning of cable To protective effect, back-fire relief core good flame retardation effect, filling layer of paste waterproofness is strong, can effectively prevent water or other fluids from flowing into Or it moves in cable, long service life.

Detailed description of the invention

In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention, For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings Other attached drawings.

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model armouring schematic diagram of a layer structure；

Fig. 3 is the utility model back-fire relief core structure schematic diagram.

In attached drawing, parts list represented by the reference numerals are as follows:

1- halogen-free and low-smoke flame-retardant polyolefin oversheath, 2- armor, 3- fill layer of paste, 4- fire-resistant isinglass belt wrapping layer, 5- LSOH anti-flaming elastic packed layer, 6- copper conductor, 7- insulation sleeve, 8- back-fire relief core, 801- glass cord, 802- polyester are fine Dimension rope, 9- reinforce aluminum core line.

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 creative efforts All other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of agricultural buried line that blocks water of LSOH anti-flaming Cable, including copper conductor 6, the outer wall of copper conductor 6 are cased with insulation sleeve 7, and copper conductor 6 is provided with three, and the position of three copper conductors 6 It is provided centrally with and reinforces aluminum core line 9, reinforcing aluminum core line 9 enhances the integrally stretching intensity of cable, the lateral gap difference of copper conductor 6 Three groups of back-fire relief cores 8 are provided with, back-fire relief core 8 includes glass cord 801, and the outside of glass cord 801 is surrounded with polyester Cordage 802 is filled with LSOH anti-flaming elastic packed layer 5, nothing between copper conductor 6, back-fire relief core 8 and reinforcement aluminum core line 9 Halogen low-smoke and flame retardant elastic packed layer 5 is polyphenylene oxide halide-free smokeless flame-resistant thermoplatstic elastomer, LSOH anti-flaming elastic packed layer 5 Outside be cased with fire-resistant isinglass belt wrapping layer 4, fire-resistant isinglass belt wrapping layer 4 and halogen-free and low-smoke flame-retardant polyolefin oversheath 1 are common It plays a protective role to the burning of cable, the outside of fire-resistant isinglass belt wrapping layer 4 is cased with filling paste layer 3, and fills the thickness of layer of paste 3 Degree is 6~8mm, and filling layer of paste 3 is water repellent gel water blocking layer, and water repellent gel high temperature performance is excellent, and thixotropy and the defeated property of pump are good, Water-resistance is strong；And there is extremely excellent electrical property and dielectric properties, the outside of filling layer of paste 3 is cased with armor 2, armor 2 For wire braiding layer, and wire braiding layer is by twill weave, and wire is stainless steel wire, and armor 2 enhances The integral strength of halogen-free and low-smoke flame-retardant polyolefin oversheath 1 prevents from being broken, and the outside of armor 2 is poly- by LSOH anti-flaming Alkene oversheath 1 carries out integral assembling.

In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples In can be combined in any suitable manner.

The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this Utility model.The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. a kind of agricultural buried cable that blocks water of LSOH anti-flaming, including copper conductor (6), it is characterised in that: the copper conductor (6) Outer wall be cased with insulation sleeve (7), the copper conductor (6) is provided with three, and the place-centric setting of three copper conductors (6) Have reinforcement aluminum core line (9), the lateral gap of the copper conductor (6) is respectively arranged with three groups of back-fire relief cores (8), the copper conductor (6), LSOH anti-flaming elastic packed layer (5) are filled between back-fire relief core (8) and reinforcement aluminum core line (9), the Halogen is low It is cased on the outside of cigarette fire retardant elastic filled layer (5) fire-resistant isinglass belt wrapping layer (4), outside the fire-resistant isinglass belt wrapping layer (4) Side is cased with filling layer of paste (3), is cased with armor (2) on the outside of the filling layer of paste (3), passes through on the outside of the armor (2) Halogen-free and low-smoke flame-retardant polyolefin oversheath (1) carries out integral assembling.

2. the agricultural buried cable that blocks water of a kind of LSOH anti-flaming according to claim 1, it is characterised in that: the armouring Layer (2) is wire braiding layer, and wire braiding layer passes through twill weave, and wire is stainless steel wire.

3. the agricultural buried cable that blocks water of a kind of LSOH anti-flaming according to claim 1, it is characterised in that: the back-fire relief Core (8) includes glass cord (801), is surrounded with polyester fiber rope (802) on the outside of the glass cord (801).

4. the agricultural buried cable that blocks water of a kind of LSOH anti-flaming according to claim 1, it is characterised in that: the filling Layer of paste (3) be water repellent gel water blocking layer, and fill layer of paste (3) with a thickness of 6~8mm.

5. the agricultural buried cable that blocks water of a kind of LSOH anti-flaming according to claim 1, it is characterised in that: the Halogen Low-smoke and flame retardant elastic packed layer is polyphenylene oxide halide-free smokeless flame-resistant thermoplatstic elastomer.