CN209433935U

CN209433935U - A kind of crosslinked halogen-free low-smoke flame-retardant electrical cable

Info

Publication number: CN209433935U
Application number: CN201920600510.0U
Authority: CN
Inventors: 王立夺; 袁小珍; 王松博
Original assignee: Hebei Chaoyang Cable Co Ltd
Current assignee: Hebei Chaoyang Cable Co Ltd
Priority date: 2019-04-28
Filing date: 2019-04-28
Publication date: 2019-09-24
Anticipated expiration: 2029-04-28

Abstract

The utility model relates to field of cable technology, especially a kind of crosslinked halogen-free low-smoke flame-retardant electrical cable, including LSOH anti-flaming outer layer, fixed packet is wrapped with waterproof layer on the inside of the LSOH anti-flaming outer layer, fixed packet is wrapped with magnetic masking layer inside the waterproof layer, fixed packet is wrapped with metal armor layers inside the magnetic masking layer, fixed packet is wrapped with the first LSOH anti-flaming internal layer inside the metal armor layers, fixed packet is wrapped with aerogel layer inside the first LSOH anti-flaming internal layer, fixed filling is equipped with the first carbon fiber layer on the inside of the aerogel layer, cross is fixed with inside first carbon fiber layer, four ends of the cross connect fixation with aerogel layer, the second carbon fiber layer is fixed at the cross inside center, inner cable is fixed with inside first carbon fiber layer, the crosslinking nothing Halogen low-smoke flame-retardant electrical cable good flame retardation effect, is worthy to be popularized.

Description

A kind of crosslinked halogen-free low-smoke flame-retardant electrical cable

Technical field

The utility model relates to field of cable technology more particularly to a kind of crosslinked halogen-free low-smoke flame-retardant electrical cables.

Background technique

Cable refers to transmission electric energy, electric signal and the wire product for realizing electromagnetic energy conversion, usually by transmission electric power Or the cable core of electric signal is formed with the sheath for playing protection, insulating effect.Cable core in cable is by the good metal of electric conductivity Material is made, usually using copper or aluminium.

Existing cable is when staff carries out laying work, it is easy to oversheath is spoilt in laid processes, it cannot The oversheath of cable is protected, to leave hidden danger to safety, to cause to send out when cable receives external impacts by reducing collision It makes trouble former, the material of flame-retardant is lacked in the material of cable, cannot be preferably fire-retardant to cable progress, for this purpose, it is proposed that A kind of crosslinked halogen-free low-smoke flame-retardant electrical cable.

Utility model content

Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of crosslinked halogen-free proposed is low Smoke flame-retardant electrical cable.

To achieve the goals above, the utility model adopts the technical scheme that

Design a kind of crosslinked halogen-free low-smoke flame-retardant electrical cable, including LSOH anti-flaming outer layer, the low smoke, zero halogen resistance Fixed packet is wrapped with waterproof layer on the inside of combustion outer layer, and fixed packet is wrapped with magnetic masking layer, the magnetic masking layer inside the waterproof layer Internal fixed packet is wrapped with metal armor layers, and fixed packet is wrapped in the first LSOH anti-flaming inside the metal armor layers Layer, the first LSOH anti-flaming internal layer inside fixed packet are wrapped with aerogel layer, fixed filling on the inside of the aerogel layer Equipped with the first carbon fiber layer, cross, four ends of the cross and airsetting are fixed with inside first carbon fiber layer Glue-line connects fixation, is fixed with the second carbon fiber layer at the cross inside center, inside first carbon fiber layer It is fixed with inner cable.

Preferably, the inner cable includes insulating layer, the second LSOH anti-flaming internal layer and cable core conductor, second nothing Halogen low-smoke and flame retardant internal layer is fixed to be covered on the outside of cable core conductor, and the second LSOH anti-flaming internal layer is fixed with the insulating layer It connects and the second LSOH anti-flaming internal layer is located on the inside of insulating layer, the insulating layer is in contact with aerogel layer.

Preferably, four outer ends of the cross are fixed with heat-dissipating pipe, and Halogen is run through in the heat-dissipating pipe outer end Low-smoke and flame retardant outer layer, waterproof layer, magnetic masking layer, metal armor layers and the first LSOH anti-flaming internal layer, and the heat dissipation The end that pipe extends to outside is fixed with heat dissipation ball.

Preferably, four exterior end surfaces of the cross offer multiple heat release holes, the heat release hole rectangular array Distribution.

Preferably, uniformly grafting is equipped with multiple wires inside the aerogel layer.

The utility model proposes a kind of crosslinked halogen-free low-smoke flame-retardant electrical cable, beneficial effect is: the crosslinked halogen-free LSOH anti-flaming outer layer and LSOH anti-flaming internal layer inside low-smoke flame-retardant electrical cable have preferable flame retardant effect, dissipate Heat pipe can be distributed the heat inside the cable by the ball that radiates, and improve the heat dissipation effect inside the cable, rectangle battle array The heat release hole of column distribution plays the effect of transfer of heat, prevents cable internal heat dissipating uneven, in addition, wire, carbon fiber layer And cross improves the structural strength inside the cable.

Detailed description of the invention

Fig. 1 be the utility model proposes a kind of crosslinked halogen-free low-smoke flame-retardant electrical cable structural schematic diagram；

Fig. 2 be the utility model proposes a kind of crosslinked halogen-free low-smoke flame-retardant electrical cable cross stereochemical structure signal Figure；

Fig. 3 is the enlarged structure schematic diagram in Fig. 1 at A.

In figure: LSOH anti-flaming outer layer 1, waterproof layer 2, magnetic masking layer 3, metal armor layers 4, the first LSOH anti-flaming Internal layer 5, aerogel layer 6, wire 7, the first carbon fiber layer 8, inner cable 9, insulating layer 91, the second LSOH anti-flaming internal layer 92, cable core conductor 93, cross 10, the second carbon fiber layer 11, heat release hole 12, heat-dissipating pipe 13, heat dissipation ball 14.

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.

Referring to Fig.1-3, a kind of crosslinked halogen-free low-smoke flame-retardant electrical cable, including LSOH anti-flaming outer layer 1, low smoke, zero halogen Fire-retardant outer layer 1 plays preliminary flame retardant effect in outermost layer, and 1 inside fixed packet of LSOH anti-flaming outer layer is wrapped with waterproof layer 2, Waterproof layer 2 plays the cable and carries out preliminary waterproof effect, and 2 inside fixed packet of waterproof layer is wrapped with magnetic masking layer 3, magnetic screen It is made of inside layer 3 GW-MSC-CO-TIC magnetic cup layer, there is preferable shielding action, improve the stability of the cable, magnetic cup It covers 3 inside fixed packet of layer and is wrapped with metal armor layers 4, be made inside metal armor layers 4 of zinc-plated copper strips braiding, metal armouring 4 inside fixed packet of layer are wrapped with the first LSOH anti-flaming internal layer 5, and metal armor layers 4 can be in the first LSOH anti-flaming Layer 5 is protected, and the flame retardant property of the cable is further turned up in the first LSOH anti-flaming internal layer 5.

First LSOH anti-flaming internal layer, 5 inside fixed packet is wrapped with aerogel layer 6, and aeroge has good waterproofness Can, moisture can be isolated, promote the waterproof effect of cable, and aeroge has very strong impact resistance, it is very hard Gu it is durable, it is not easy to be pierced, there is good protection effect, moisture transmission is not tended to have, and aeroge is lighter, to cable Overall weight influence is smaller, and uniformly grafting is equipped with multiple wires 7 to 6 inside of aerogel layer, and wire 7 can enhance in the cable The structural strength in portion, fixed filling is equipped with the first carbon fiber layer 8 on the inside of aerogel layer 6, and the axial strength and modulus of carbon fiber are high, Superhigh temperature resistant under non-oxidizing atmosphere, fatigue durability is good, and specific heat and electric conductivity are between nonmetallic between metal, thermal expansion coefficient Small and have anisotropy, good corrosion resistance can enhance the corrosion resistance and intensity inside the cable, and have compared with Good heat conduction and heat radiation effect.

Cross 10,10 internal structure of cross and 4 internal junction of metal armor layers are fixed with inside first carbon fiber layer 8 Structure is identical, and 10 4 ends of cross connect fixation with aerogel layer 6, and 10 4 outer ends of cross are fixed with heat-dissipating pipe 13, LSOH anti-flaming outer layer 1, waterproof layer 2, magnetic masking layer 3, metal armor layers 4 and first are run through in 13 outer end of heat-dissipating pipe LSOH anti-flaming internal layer 5, and heat-dissipating pipe 13 extends to the end in outside and is fixed with heat dissipation ball 14, the heat inside the cable Amount can be transmitted in heat dissipation ball 14 by heat-dissipating pipe 13, and is distributed heat by the ball 14 that radiates, 10 4, cross Exterior end surface offers multiple heat release holes 12, the distribution of 12 rectangular array of heat release hole, and heat release hole 12 plays the effect of transfer of heat Fruit prevents cable internal heat dissipating uneven.

It is fixed with the second carbon fiber layer 11 at 10 inside center of cross, is fixed with inside the first carbon fiber layer 8 Inner cable 9, inner cable 9 include insulating layer 91, the second LSOH anti-flaming internal layer 92 and cable core conductor 93, the resistance of the second low smoke, zero halogen Combustion internal layer 92 is fixed to be covered in 93 outside of cable core conductor, the second LSOH anti-flaming internal layer 92 be fixedly connected with insulating layer 91 and Second LSOH anti-flaming internal layer 92 is located at 91 inside of insulating layer, the second LSOH anti-flaming internal layer 92, insulating layer 91 and airsetting Glue-line 6 is in contact.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims

1. a kind of crosslinked halogen-free low-smoke flame-retardant electrical cable, including LSOH anti-flaming outer layer (1), which is characterized in that the nothing Fixed packet is wrapped with waterproof layer (2) on the inside of halogen low-smoke and flame retardant outer layer (1), and the internal fixed packet of the waterproof layer (2) is wrapped with magnetic cup It covers layer (3), the internal fixed packet of the magnetic masking layer (3) is wrapped with metal armor layers (4), solid inside the metal armor layers (4) Fixed package is equipped with the first LSOH anti-flaming internal layer (5), and the internal fixed packet of the first LSOH anti-flaming internal layer (5) is wrapped with Aerogel layer (6), the fixed filling in aerogel layer (6) inside are equipped with the first carbon fiber layer (8), first carbon fiber layer (8) internal to be fixed with cross (10), (10) four ends of the cross connect fixation with aerogel layer (6), and described ten It is fixed with the second carbon fiber layer (11) at cabinet frame (10) inside center, is fixed with inside first carbon fiber layer (8) Inner cable (9).

2. a kind of crosslinked halogen-free low-smoke flame-retardant electrical cable according to claim 1, which is characterized in that the inner cable It (9) include insulating layer (91), the second LSOH anti-flaming internal layer (92) and cable core conductor (93), second LSOH anti-flaming Internal layer (92) is fixed to be covered on the outside of cable core conductor (93), the second LSOH anti-flaming internal layer (92) and the insulating layer (91) it is fixedly connected and the second LSOH anti-flaming internal layer (92) is located on the inside of insulating layer (91), the insulating layer (91) It is in contact with aerogel layer (6).

3. a kind of crosslinked halogen-free low-smoke flame-retardant electrical cable according to claim 1, which is characterized in that the cross (10) four outer ends are fixed with heat-dissipating pipe (13), and LSOH anti-flaming outer layer is run through in heat-dissipating pipe (13) outer end (1), waterproof layer (2), magnetic masking layer (3), metal armor layers (4) and the first LSOH anti-flaming internal layer (5), and it is described scattered The end that heat pipe (13) extends to outside is fixed with heat dissipation ball (14).

4. a kind of crosslinked halogen-free low-smoke flame-retardant electrical cable according to claim 1, which is characterized in that the cross (10) four exterior end surfaces offer multiple heat release holes (12), heat release hole (12) the rectangular array distribution.

5. a kind of crosslinked halogen-free low-smoke flame-retardant electrical cable according to claim 1, which is characterized in that the aerogel layer (6) internal uniformly grafting is equipped with multiple wires (7).