CN212647937U

CN212647937U - Fireproof rubber sleeve cable

Info

Publication number: CN212647937U
Application number: CN202021782426.4U
Authority: CN
Inventors: 卢晓阳; 陈景国; 胡天宝; 管永生; 田锐锋; 冯浩楠
Original assignee: Yichang Xintong Cable Co ltd
Current assignee: Yichang Xintong Cable Co ltd
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-03-02
Anticipated expiration: 2030-08-24

Abstract

The utility model provides a fire prevention rubber sleeve cable, includes conductor, filling layer and inner sheath, and conductor a week is provided with the conductor shield, and conductor shield a week is provided with the insulating layer, and insulating layer one side is provided with the insulation shield, and insulation shield a week is provided with the copper strips shielding layer, and copper strips shielding layer one side is provided with the filling layer. The utility model discloses a set up flame retardant coating and ceramic layer, can increase the fire behavior of cable through flame retardant coating and ceramic layer, avoid the cable to receive external influence and take place to catch fire, guarantee the normal use of cable, avoid appearing the potential safety hazard, the ceramic layer can increase insulating effect simultaneously, avoid the cable to catch fire from inside, through setting up connecting pipe and through-hole, can make the through-hole on the connecting pipe pass through the heat that the filling layer absorbed the cable and produced, give off through the connecting pipe, guarantee the transmission power of cable, the life of improvement cable.

Description

Fireproof rubber sleeve cable

Technical Field

The utility model relates to a cable field, concretely relates to fire prevention rubber sleeve cable.

Background

A cable is an electric energy or signal transmission device, generally composed of several wires or groups of wires, composed of single or multiple wires and an insulating layer, and used for connecting circuits, electric appliances and the like.

Current cable is in the use, and the fire behavior of cable is relatively poor, receives external influence easily, leads to the cable to catch fire, influences the normal use of cable, causes the potential safety hazard, and because current cable in the use, in order to protect the cable, adopts sealed protection to the conductor usually, causes the cable to use for a long time and generates heat seriously, and the heat can't give off, influences the transmission power of cable, reduces the life of cable.

Disclosure of Invention

In order to overcome the defects of the prior art, the fireproof rubber sleeve cable is provided, and the problems that the fireproof performance is poor, the heating is serious after long-time use, and the heat cannot be dissipated are solved.

The utility model discloses a following technical scheme realizes: the utility model provides a fire prevention rubber sleeve cable, which comprises a conductor, filling layer and inner sheath, conductor a week is provided with the conductor shield, conductor shield a week is provided with the insulating layer, insulating layer one side is provided with the insulation shield, insulation shield a week is provided with the copper strips shielding layer, copper strips shielding layer one side is provided with the filling layer, be provided with the connecting pipe in the filling layer, be provided with the through-hole on the connecting pipe, filling layer one side is provided with the ceramic layer, ceramic layer a week is provided with the band layer, band layer a week is provided with the inner sheath, inner sheath a week is provided with the armor, armor a week is provided with the flame retardant coating.

Furthermore, the conductor is connected with the conductor shielding layer in a nested mode, and the insulating layer is connected with the insulating shielding layer in a nested mode.

Through adopting above-mentioned technical scheme, can prevent to produce the clearance and arouse partial discharge between conductor and the insulating layer through the even conductor surface electric field of conductor shielding layer, simultaneously, the insulating shielding layer can even insulating layer surface electric field, and the protection insulating layer is not damaged.

Furthermore, the filling layer is connected with the connecting pipe in a nested manner, and the through hole is formed in the connecting pipe.

Through adopting above-mentioned technical scheme, can make the through-hole on the connecting pipe pass through the filling layer and absorb the heat that the cable produced.

Further, the ceramic layer is bonded with the filling layer, and the wrapping tape layer is bonded with the ceramic layer.

Through adopting above-mentioned technical scheme, can protect the cable through the ceramic layer, strengthen its fire behavior, can insulate through the ceramic layer simultaneously.

Furthermore, the inner sheath is bonded with the belting layer, and the armor layer is bonded with the inner sheath.

Through adopting above-mentioned technical scheme, can protect the conductor through inner sheath and armor.

Furthermore, the fireproof layer is bonded with the armor layer, and the fireproof layer is bonded with the outer sheath.

Through adopting above-mentioned technical scheme, can protect the cable through the flame retardant coating, prevent that the cable from receiving external influence and taking place to catch fire.

Compared with the prior art, the utility model, following beneficial effect has:

1. for solving current cable in the use, the fire behavior of cable is relatively poor, receives external influence easily, leads to the cable to catch fire, influences the normal use of cable, causes the problem of potential safety hazard, the utility model discloses a set up flame retardant coating and ceramic layer, can increase the fire behavior of cable through flame retardant coating and ceramic layer, avoid the cable to receive external influence and take place to catch fire, guarantee the normal use of cable, avoid appearing the potential safety hazard, the ceramic layer can increase insulating effect simultaneously, avoids the cable to catch fire from inside.

2. For solving current cable in the use, in order to protect the cable, adopt sealed protection to the conductor usually, cause the cable to use for a long time and generate heat seriously, the heat can't distribute, influences the transmission power of cable, reduces the life's of cable problem, the utility model discloses a set up connecting pipe and through-hole, can make the through-hole on the connecting pipe pass through the heat that the filling layer absorbed the cable and produced, distribute through the connecting pipe, guarantee the transmission power of cable, improve the life of cable.

Drawings

Fig. 1 is a main sectional view of the fireproof rubber sleeve cable of the present invention;

fig. 2 is a cross-sectional view of the fireproof rubber-sheathed cable of the present invention;

fig. 3 is the enlarged view of a position in the fireproof rubber sleeve cable of the utility model.

The reference numerals are explained below:

1. a conductor; 2. a conductor shield layer; 3. an insulating layer; 4. an insulating shield layer; 5. a copper strip shielding layer; 6. a filling layer; 7. a connecting pipe; 8. a through hole; 9. a ceramic layer; 10. a belting layer; 11. an inner sheath; 12. an armor layer; 13. a fire barrier layer; 14. an outer sheath.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.

As shown in fig. 1-3, the fireproof rubber sleeve cable in this embodiment includes a conductor 1, a filling layer 6 and an inner sheath 11, a conductor shielding layer 2 is disposed around the conductor 1, the conductor shielding layer 2 mainly functions to uniform the surface electric field of the conductor 1 and prevent partial discharge caused by a gap between the conductor 1 and the insulating layer 3, an insulating layer 3 is disposed around the conductor shielding layer 2, the insulating layer 3 can prevent people from being injured by electric shock to the isolated conductor 1, an insulating shielding layer 4 is disposed on one side of the insulating layer 3, the insulating shielding layer 4 mainly functions to uniformly insulate the outer surface electric field, the insulating layer 3 is protected from being damaged, a copper tape shielding layer 5 is disposed around the insulating shielding layer 4, the current-carrying capacity of the copper tape shielding layer 5 is large, the overload resistance is good in short circuit, the filling layer 6 is disposed on one side of the copper tape shielding layer 5, and the filling layer, prevent the displacement, be provided with connecting pipe 7 in the filling layer 6, connecting pipe 7 can carry the heat, be provided with through-hole 8 on the connecting pipe 7, through-hole 8 can absorb the heat that conductor 1 sent through filling layer 6, filling layer 6 one side is provided with ceramic layer 9, ceramic layer 9 can improve the fire behavior of cable, insulate simultaneously, ceramic layer 9 a week is provided with belting layer 10, belting layer 10 can protect the cable, belting layer 10 a week is provided with inner sheath 11, inner sheath 11 can make insulating layer 3 can not contact with water, air or other objects, prevent insulating damp and insulating layer 3 from mechanical damage, inner sheath 11 a week is provided with armor 12, armor 12 is the outermost installs a layer of metal protection, in order to prevent that the utility layer of inside from receiving the damage when transportation and installation, armor 12 a week is provided with flame retardant coating 13, flame retardant coating 13 can play the fire prevention effect to the cable, an outer sheath 14 is arranged around the fire-proof layer 13, and the outer sheath 14 can protect the cable.

As shown in fig. 1 to 3, in the present embodiment, the conductor 1 is connected to the conductor shield layer 2 in a nested manner, the insulating layer 3 is connected to the insulating shield layer 4 in a nested manner, the filling layer 6 is connected to the connection pipe 7 in a nested manner, and the through hole 8 is formed in the connection pipe 7.

As shown in fig. 1 to 3, in the present embodiment, the ceramic layer 9 is bonded to the filler layer 6, the wrapping layer 10 is bonded to the ceramic layer 9, the inner sheath 11 is bonded to the wrapping layer 10, the armor layer 12 is bonded to the inner sheath 11, the flame-retardant layer 13 is bonded to the armor layer 12, and the flame-retardant layer 13 is bonded to the outer sheath 14.

The specific implementation process of this embodiment is as follows: when the cable is used, the conductor 1 can be used for transmitting electric power, the conductor shielding layer 2 can be used for homogenizing the surface electric field of the conductor 1, the generation of a gap between the conductor 1 and the insulating layer 3 is prevented to cause partial discharge, the insulating layer 3 can be used for preventing people from being electrocuted and injured by the isolation conductor 1, meanwhile, the insulating shielding layer 4 can be used for homogenizing the surface electric field of the insulating layer 3, the insulating layer 3 is protected from being damaged, the current-carrying capacity of the copper strip shielding layer 5 is large, the anti-overload capacity in short circuit is good, when the conductor 1 transmits electric power and generates heat, the connecting pipe 7 in the filling layer 6 can absorb the heat generated by the conductor 1 from the filling layer 6 through the through hole 8 and can be diffused through the connecting pipe 7, the transmission power of the cable is ensured, the service life of the cable is prolonged, meanwhile, the ceramic layer 9 can be used for improving the fireproof performance, Air or other object contacts, prevents that insulating damp and insulating layer 3 do not receive mechanical damage, and armor 12 is the outermost one deck metal protection of installing additional, can avoid inside utility layer to receive the damage when transportation and installation, and flame retardant coating 13 increases the fire behavior of cable, avoids the cable to receive external influence and takes place to catch fire, guarantees the normal use of cable, avoids appearing the potential safety hazard to protect the cable once more through inner sheath 11 and oversheath 14.

The above examples are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. The utility model provides a fire prevention rubber sleeve cable which characterized in that: comprises a conductor (1), the cable comprises a filling layer (6) and an inner sheath (11), a conductor shielding layer (2) is arranged on the periphery of a conductor (1), an insulating layer (3) is arranged on the periphery of the conductor shielding layer (2), an insulating shielding layer (4) is arranged on one side of the insulating layer (3), a copper strip shielding layer (5) is arranged on the periphery of the insulating shielding layer (4), the filling layer (6) is arranged on one side of the copper strip shielding layer (5), a connecting pipe (7) is arranged in the filling layer (6), a through hole (8) is formed in the connecting pipe (7), a ceramic layer (9) is arranged on one side of the filling layer (6), a wrapping layer (10) is arranged on the periphery of the ceramic layer (9), the inner sheath (11) is arranged on the periphery of the wrapping layer (10), an armor layer (12) is arranged on the periphery of the inner sheath (11.

2. The fire-resistant cabtyre cable of claim 1, wherein: the conductor (1) is connected with the conductor shielding layer (2) in a nested manner, and the insulating layer (3) is connected with the insulating shielding layer (4) in a nested manner.

3. The fire-resistant cabtyre cable of claim 1, wherein: the filling layer (6) is connected with the connecting pipe (7) in a nested way, and the through hole (8) is formed on the connecting pipe (7).

4. The fire-resistant cabtyre cable of claim 1, wherein: the ceramic layer (9) is bonded with the filling layer (6), and the wrapping tape layer (10) is bonded with the ceramic layer (9).

5. The fire-resistant cabtyre cable of claim 1, wherein: the inner sheath (11) is bonded with the belting layer (10), and the armor layer (12) is bonded with the inner sheath (11).

6. The fire-resistant cabtyre cable of claim 1, wherein: the fireproof layer (13) is bonded with the armor layer (12), and the fireproof layer (13) is bonded with the outer sheath (14).