CN217544199U

CN217544199U - Ageing-resistant flexible fireproof sheath flexible cable

Info

Publication number: CN217544199U
Application number: CN202221432283.3U
Authority: CN
Inventors: 徐玉彬
Original assignee: Zhejiang Topu Technology Co ltd
Current assignee: Zhejiang Topu Technology Co ltd
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2022-10-04
Anticipated expiration: 2032-06-09

Abstract

The utility model provides an ageing-resistant flexible fire prevention sheath flexible cable, include: the flexible copper conductor, the outside laminating of flexible copper conductor has the filling layer, the outside laminating of filling layer has the conductor shielding layer. The utility model provides an ageing-resistant flexible fire protection cover flexible cable has strengthened the firmness of cable through the armor, the inside is difficult for appearing the damage because of the extrusion, simultaneously because the conductor is the soft copper, the pliability of cable has been strengthened, cushioning effect through the buffer layer, make the cable possess good buffer function, external force can not harm the inside of cable, cold-resistant layer makes the cable possess good cold-resistant function, bury underground for a long time, can not accelerate the disability rate of cable because of underground cold, fire-retardant layer possesses fire-retardant function, when the outside catches fire, the cable can not lighted, thereby effectually protect the cable, the anticorrosive coating makes the difficult oxidation damage of cable epidermis, good ageing-resistant nature has been possessed, the life of cable has been prolonged.

Description

Ageing-resistant flexible fireproof sheath flexible cable

Technical Field

The utility model relates to a cable field especially relates to ageing-resistant flexible fire prevention sheath flexible cable.

Background

The cable is generally a rope-like cable formed by twisting several or several groups of wires, each group of wires is insulated with each other and usually twisted around a center, the whole cable is covered with a high-insulation covering layer, the cable has the characteristics of internal electrification and external insulation, and the cable comprises a power cable, a control cable, a compensation cable, a shielding cable, a high-temperature cable, a computer cable, a signal cable, a coaxial cable, a fire-resistant cable, a marine cable, a mining cable, an aluminum alloy cable and the like, and the cables are all composed of single-strand or multi-strand wires and an insulation layer and are used for connecting circuits, electrical appliances and the like.

However, the cable in the existing market has poor aging resistance, the sheath is easily oxidized, the inside of the cable is exposed, the service life of the cable is shortened, the fireproof performance is poor, and the cable is easily ignited by high-temperature open fire, so that the cable is scrapped.

Therefore, there is a need to provide an aging-resistant flexible fire-proof sheathed flexible cable that solves the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides an ageing-resistant flexible fire prevention sheath flexible cable has solved the cable ageing resistance in the current market poor, and the crust is easily by the oxidation, leads to the cable inside to expose, has reduced the life of cable, and the fire behavior is poor, and the cable is lighted easily to high temperature naked light to lead to the condemned problem of cable.

The utility model provides an ageing-resistant flexible fire prevention sheath flexible cable, include: the soft copper conductor, the outside laminating of soft copper conductor has the filling layer, the outside laminating of filling layer has the conductor shielding layer, the outside laminating of conductor shielding layer has the insulating layer, the outside laminating of insulating layer has the armor, the outside laminating of armor has the leather sheath, the outside laminating of leather sheath has the sheath main part.

Preferably, the sheath main part include the buffer layer, the buffer layer laminating is in the outside of leather sheath, the outside laminating of buffer layer has cold-resistant layer, the outside laminating on cold-resistant layer has the waterproof layer, the outside laminating of waterproof layer has fire-retardant layer, the outside laminating on fire-retardant layer has the anticorrosive coating, the outside laminating of anticorrosive coating has the wearing layer.

Preferably, the armour is wound from steel wire.

Preferably, the buffer layer is made of rubber, and the cold-resistant layer is made of ITO nanoparticles.

Preferably, the flame-retardant layer is made of polyolefin low-smoke halogen-free materials, and the anticorrosive layer is made of phenolic resin.

Compared with the prior art, the utility model provides an ageing-resistant flexible fire prevention sheath flexible cable has following beneficial effect:

this cable has strengthened the firmness of cable through the armor, it is inside difficult damaged because of the extrusion to appear, simultaneously because the conductor is soft copper, the pliability of cable has been strengthened, cushioning effect through the buffer layer, make the cable possess good buffer function, external force can not harm the inside of cable, cold-resistant layer makes the cable possess good cold-resistant function, bury underground for a long time, can not accelerate the speed of scrapping of cable because of underground cold, fire-retardant layer possesses fire-retardant function, when the outside catches fire, the cable can not be lighted, thereby effectually protect the cable, the anticorrosive coating makes the difficult oxidation damage of cable epidermis, good ageing resistance has been possessed, the life of cable has been prolonged.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of the flexible cable with an aging-resistant flexible fire-proof sheath according to the present invention;

FIG. 2 is a schematic top view of the structure of FIG. 1;

fig. 3 is a schematic structural view of the sheath body shown in fig. 1.

In the figure: 1. a soft copper conductor; 2. a filling layer; 3. a conductor shield layer; 4. an insulating layer; 5. armoring; 6. a leather sheath; 7. a sheath body; 71. a wear layer; 72. an anticorrosive layer; 73. a flame retardant layer; 74. a waterproof layer; 75. a cold-resistant layer; 76. a buffer layer.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2 and fig. 3 in combination, in which fig. 1 is a schematic structural diagram of a preferred embodiment of the flexible cable with an aging-resistant flexible fireproof sheath according to the present invention; FIG. 2 is a schematic top view of the structure of FIG. 1; fig. 3 is a schematic view of the main structure of the sheath shown in fig. 1, and the flexible cable with the aging-resistant and fire-proof sheath comprises: the soft copper conductor 1, the outside laminating of soft copper conductor 1 has filling layer 2, and the outside laminating of filling layer 2 has conductor shield 3, and the outside laminating of conductor shield 3 has insulating layer 4, and the outside laminating of insulating layer 4 has armor 5, and the outside laminating of armor 5 has leather sheath 6, and the outside laminating of leather sheath 6 has sheath main part 7.

Sheath main part 7 include buffer layer 76, the laminating of buffer layer 76 is in the outside of leather sheath 6, the outside laminating of buffer layer 76 has cold-resistant layer 75, the outside laminating of cold-resistant layer 75 has waterproof layer 74, the outside laminating of waterproof layer 74 has fire-retardant layer 73, the outside laminating of fire-retardant layer 73 has anticorrosive coating 72, the outside laminating of anticorrosive coating 72 has wearing layer 71, the cladding of sheath main part 7 is in the outside of leather sheath 6, effectual spare part to inside is protected.

The armor 5 is formed by steel wire winding, has strengthened the firmness of cable through armor 5, and the inside is difficult for appearing the damage because of the extrusion, simultaneously because the conductor is soft copper, has strengthened the pliability of cable.

The material of buffer layer 76 is rubber, and the material of cold-resistant layer 75 is the ITO nano-particle, through the cushioning effect of buffer layer 76 for the cable has possessed good buffer function, and external force can not harm the inside of cable, and cold-resistant layer 75 makes the cable possess good cold-resistant function, buries for a long time in the underground, can not accelerate the speed of scrapping of cable because of the chilly underground.

Flame retardant coating 73 is that polyolefin low smoke and zero halogen material makes, and the material of anticorrosive coating 72 is phenolic resin, and flame retardant coating 73 possesses fire-retardant function, and when the outside catches fire, the cable can not lighted to effectual protection to the cable, anticorrosive coating 72 makes the difficult oxidative damage of cable epidermis, has possessed good ageing resistance, has prolonged the life of cable.

The utility model provides an ageing-resistant flexible fire prevention sheath flexible cable's theory of operation as follows:

sheath main part 7 cladding is in the outside of leather sheath 6, the effectual spare part to inside is protected, the firmness of cable has been strengthened through armor 5, it is difficult for the damage to appear because of the extrusion in inside, simultaneously because the conductor is soft copper, the pliability of cable has been strengthened, the cushioning effect through buffer layer 76, make the cable possess good buffer function, external force can not harm the inside of cable, cold-resistant layer 75 makes the cable possess good cold-resistant function, bury underground for a long time, can not accelerate the speed of scrapping of cable because of underground cold, flame retardant layer 73 possesses fire-retardant function, when the outside catches fire, the cable can not be lighted, thereby effectually protect the cable, anticorrosive coating 72 makes the difficult oxidation damage of cable epidermis, good ageing resistance has been possessed, the life of cable has been prolonged.

this cable has strengthened the firmness of cable through armor 5, it is inside difficult because of the extrusion breakage appears, simultaneously because the conductor is the soft copper, the pliability of cable has been strengthened, cushioning layer 76's cushioning effect is passed through, make the cable possess good buffer function, external force can not harm the inside of cable, cold-resistant layer 75 makes the cable possess good cold-resistant function, bury underground for a long time, can not accelerate the disability speed of cable because of underground cold, fire-retardant layer 73 possesses fire-retardant function, when the outside catches fire, the cable can not lighted, thereby effectually protect the cable, anticorrosive coating 72 makes the difficult oxidative damage of cable epidermis, good ageing-resistant nature has been possessed, the life of cable has been prolonged.

The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention can be used in other related technical fields, directly or indirectly, or in the same way as the present invention.

Claims

1. Flexible fire prevention sheath flexible cable of ageing-resistant includes: a soft copper conductor (1), characterized in that: the utility model discloses a flexible copper conductor, including soft copper conductor (1), the outside laminating of soft copper conductor (1) has filling layer (2), the outside laminating of filling layer (2) has conductor shield (3), the outside laminating of conductor shield (3) has insulating layer (4), the outside laminating of insulating layer (4) has armor (5), the outside laminating of armor (5) has leather sheath (6), the outside laminating of leather sheath (6) has sheath main part (7).

2. The flexible fire-resistant sheath flexible cable according to claim 1, wherein the sheath body (7) comprises a buffer layer (76), the buffer layer (76) is attached to the outside of the sheath (6), a cold-resistant layer (75) is attached to the outside of the buffer layer (76), a waterproof layer (74) is attached to the outside of the cold-resistant layer (75), a fire-retardant layer (73) is attached to the outside of the waterproof layer (74), an anticorrosive layer (72) is attached to the outside of the fire-retardant layer (73), and a wear-resistant layer (71) is attached to the outside of the anticorrosive layer (72).

3. The flexible fire-resistant sheathed flexible cable according to claim 2, characterized in that the sheath (5) is wound of steel wire.

4. The flexible fire-resistant sheathed flexible cable according to claim 3, wherein the buffer layer (76) is made of rubber, and the cold-resistant layer (75) is made of ITO nanoparticles.

5. The flexible fire-resistant and fire-retardant sheathed flexible cable according to claim 4, wherein the flame-retardant layer (73) is made of polyolefin low-smoke halogen-free material, and the anti-corrosion layer (72) is made of phenolic resin.