CN215069361U - High-flexibility cable - Google Patents

Abstract

The utility model discloses a high flexible cable, including insulation core, skin, outer parcel is in outside the insulation core, insulation core is outmost from inside to outside conductor, insulating layer, sinle silk in proper order, skin with the sinle silk is outmost all adopts interlocking armor structure. The bending radius of the high-flexibility cable can reach 6 times of the outer diameter of the high-flexibility cable, and the high-flexibility cable has good flexibility and is suitable for complex construction environments of construction sites.

Description

High-flexibility cable

Technical Field

The utility model belongs to the technical field of the cable, concretely relates to high flexible cable.

Background

At present, the cable construction difficulty is large due to the fact that electricity consumption is large, the number of cables is large, and the design of cable construction lines is complex. With the continuous increase of the usage amount of the fireproof cables in the building, the rigid fireproof cable and the flexible fireproof cable in the prior art are difficult to meet the requirements of building construction, and the cable construction difficulty is further increased because the bending radius of the rigid fireproof cable is larger than that of a common cable and the flexibility and the ductility are poor.

In view of the foregoing, a need exists for a highly flexible cable that can meet the complex construction environment of a construction site.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to the above-mentioned not enough that exists among the prior art, provide a high flexible cable, high flexible cable has good flexibility and ductility.

In order to solve the problem, the utility model adopts the following technical scheme:

the high-flexibility cable comprises an insulating wire core and an outer layer, wherein the outer layer wraps the outside of the insulating wire core, the insulating wire core sequentially comprises a conductor, an insulating layer and a wire core outermost layer from inside to outside, and the outer layer and the wire core outermost layer are all in an interlocking armor structure.

Preferably, the cable further comprises an insulating waterproof layer, wherein the insulating waterproof layer comprises a filling layer, and the filling layer is arranged between the insulating wire core and the outer layer so as to fill a gap between the outer layer and the insulating wire core.

Preferably, the insulating waterproof layer further comprises a wrapping layer, wherein the wrapping layer is arranged inside the outer layer and wraps the filling layer.

Preferably, the filling layer is a mineral filling layer, and the wrapping layer is made of non-combustible alkali-free glass fibers.

Preferably, the insulating layer is a ceramic silicon rubber mineral insulating layer.

Preferably, the number of the insulated wire cores is multiple, the plurality of insulated wire cores are stranded to form an annular structure, and the flame retardant is filled in the annular structure.

Preferably, the number of the insulated wire cores is 5.

Preferably, the flame retardant is a halogen-free filling rope.

Preferably, the outer layer is of a stainless steel band interlocking armor structure, and the outermost layer of the wire core is of an aluminum alloy interlocking armor structure.

Because the utility model discloses an it is outermost with the sinle silk all to adopt interlocking armor structure that the cable is outer, can eliminate the deformation of metal under the high bending condition through the mutual displacement between the strap effectively to can make the cable have good flexibility.

Drawings

Fig. 1 is a schematic structural diagram of a high-flexibility cable according to an embodiment of the present invention.

In the figure: 1-insulating wire core, 2-halogen-free filling rope, 3-filling layer, 4-wrapping layer, 5-outer layer, 11-conductor, 12-insulating layer and 13-outermost layer of wire core.

Detailed Description

In the following, the technical solutions in the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the scope of the present invention.

In the description of the present invention, it should be noted that the indication of orientation or positional relationship such as "up" is based on the orientation or positional relationship shown in the drawings, and is only for convenience and simplicity of description, and does not indicate or imply that the indicated device or element must be provided with a specific orientation, constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected," "disposed," "mounted," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases for those skilled in the art.

The utility model provides a high flexible cable, including insulation core, skin, outer parcel is in outside the insulation core, insulation core is outmost from inside to outside conductor, insulating layer, sinle silk in proper order, skin with the sinle silk is outmost all adopts interlocking armor structure.

Examples

The embodiment discloses a high flexible cable, including insulating core 1, outer 5 wraps up outside insulating core 1, and insulating core 1 includes conductor 11, insulating layer 12, the outmost 13 of sinle silk from inside to outside in proper order, and outer 5 all adopts interlocking armor structure with the outmost 13 of sinle silk.

In this embodiment, outer 5 of high flexible cable all adopts interlocking armor structure with sinle silk is outmost 13, guarantees that the cable passes through the mutual displacement between the strap under the bending condition, eliminates the deformation of metal under the high bending condition, makes the cable have good flexibility, can realize that cable bending radius reaches 6 times of cable external diameter for this high flexible cable more adapts to the complicated construction environment in building place.

Optionally, the high-flexibility cable further comprises an insulating waterproof layer, the insulating waterproof layer comprises a filling layer 3, and the filling layer 3 is arranged between the insulating wire core 1 and the outer layer 5 to fill a gap between the outer layer 5 and the insulating wire core 1.

Optionally, the insulating waterproof layer further comprises a wrapping layer 4, wherein the wrapping layer 4 is arranged inside the outer layer 5 and wraps the filling layer 3.

In this embodiment, the filling layer 3 is made of mineral filling layer, and the wrapping layer 4 is made of non-combustible alkali-free glass fiber. Under the high temperature condition, the mineral filling layer is heated to become a firm shell for preventing moisture from entering, and the moisture is prevented from entering the cable from the outside under the spraying or water spraying state, so that the cable is punctured, and the power supply is interrupted. The wrapping layer 4 is made of non-combustible alkali-free glass fibers, so that the waterproofness of the high-flexibility cable is further enhanced, and the mineral filling layer is prevented from possibly falling off in a stressed state to cause moisture to enter the cable.

In this embodiment, the insulating layer 12 is a ceramic silicon rubber mineral insulating layer, which is a fireproof material, and has silicon rubber properties at room temperature, good electrical properties, physical and mechanical properties, waterproof properties, and bending properties, and can be used to transform a ceramic body at a high temperature, so as to ensure the electrical insulation properties at a high temperature, meet the fire resistance of continuous operation for 180min at a flame temperature of 950 ℃ to 10000 ℃, and effectively protect the internal conductor 11 from normal conduction at a high temperature.

Optionally, the quantity of insulating sinle silk 1 is a plurality of, and a plurality of insulating sinle silks 1 transposition is constituteed the loop configuration, and it has fire-retardant thing to fill in the loop configuration inside.

As shown in fig. 1, in this embodiment, the number of the insulated wire cores 1 is 5, and the flame retardant is the halogen-free filler rope 2. Wherein, conductor 11 among the insulation core 1 adopts the copper product material, and halogen-free filling rope 2 has fire-retardant characteristic, when the conflagration breaing out, can protect insulation core 1 effectively, prevents the burning to halogen-free filling rope 2 has the characteristic of low cigarette when the burning, accords with green requirement.

In this embodiment, the outer layer 5 adopts a stainless steel strip interlocking armor structure, and the outermost layer 13 of the wire core adopts an aluminum alloy interlocking armor structure, so that the double interlocking armor structure can ensure that the cable has good flexibility by eliminating the deformation of metal under high bending conditions through the mutual displacement between metal strips under the bending conditions. Lie in the outermost 13 adoption of sinle silk of outer 5 inside and have high flexibility and high strength's aluminum alloy to make for insulating sinle silk 1 of high flexible cable inside has higher flexibility, and lie in outside outer 5 owing to consider with outside air, corrosive substance contact, can choose for use oxidation-resistant, corrosion-resistant stainless steel material to make, make this high flexible cable have longer life.

In this embodiment, outer 5 of high flexible cable all adopts interlocking armor structure with sinle silk is outmost 13, makes the cable have good flexibility, can realize that cable bending radius reaches 6 times of cable external diameter for this high flexible cable more adapts to the complicated construction environment in building place. The mineral filling layer and the non-combustible alkali-free glass fiber increase the waterproof performance of the high-flexibility cable, and the halogen-free filling rope 2 has the characteristic of low smoke during combustion, so that the high-flexibility cable also meets the requirements of green and environmental protection.

In this embodiment, the model of the high-flexibility cable and the size of each component are as follows:

it is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.

Claims (9)

1. A high-flexibility cable is characterized by comprising an insulating wire core (1) and an outer layer (5), wherein the outer layer (5) wraps the insulating wire core (1),

the insulated wire core (1) comprises a conductor (11), an insulating layer (12) and a wire core outermost layer (13) from inside to outside in sequence,

the outer layer (5) and the outermost layer (13) of the wire core both adopt an interlocking armor structure.

2. The highly flexible cable according to claim 1, further comprising an insulating and waterproof layer,

the insulating waterproof layer comprises a filling layer (3), wherein the filling layer (3) is arranged between the insulating wire core (1) and the outer layer (5) so as to fill a gap between the outer layer (5) and the insulating wire core (1).

3. The highly flexible cable according to claim 2, wherein the insulating and waterproof layer further comprises a wrapping layer (4), and the wrapping layer (4) is disposed inside the outer layer (5) and wraps the filling layer (3).

4. The high-flexibility cable according to claim 3, wherein the filling layer (3) is a mineral filling layer, and the wrapping layer (4) is made of noncombustible alkali-free glass filaments.

5. The high-flexibility cable according to claim 1, wherein the insulating layer (12) is a ceramic silicone rubber mineral insulating layer.

6. The high-flexibility cable according to claim 1, wherein the number of the insulated wire cores (1) is multiple, the multiple insulated wire cores (1) are twisted to form an annular structure, and a flame retardant is filled in the annular structure.

7. Highly flexible cable according to claim 6, characterized in that the number of insulated wire cores (1) is 5.

8. The highly flexible cable according to claim 6, wherein the flame retardant is a halogen free filler rope (2).

9. The high flexibility cable according to any one of claims 1-8, characterized in that the outer layer (5) adopts a stainless steel tape interlocking armor structure, and the core outermost layer (13) adopts an aluminum alloy interlocking armor structure.

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