CN216957508U

CN216957508U - Capacity-increasable overhead insulated cable

Info

Publication number: CN216957508U
Application number: CN202123216565.8U
Authority: CN
Inventors: 王翔; 潘国荣; 贾煜辉; 商亮; 韩嘉伟
Original assignee: Shaanxi Kunlan Cable Manufacturing Co ltd
Current assignee: Shaanxi Kunlan Cable Manufacturing Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-07-12
Anticipated expiration: 2031-12-20

Abstract

The utility model relates to a capacity-increasing overhead insulated cable which comprises a wear-resistant layer, wherein a waterproof layer is fixedly connected inside the wear-resistant layer, a steel belt layer is fixedly connected inside the waterproof layer, a non-woven fabric layer is fixedly connected inside the steel belt layer, fillers are filled inside the non-woven fabric layer, a plurality of insulating layers are fixedly connected inside the non-woven fabric layer, a heat absorption layer is fixedly connected inside the insulating layers, and a shielding layer is fixedly connected inside the heat absorption layer. This but overhead insulated cable of increase-volume, through the electrically conductive core that many electric cores that set up twine formed, through the shielding layer that electrically conductive core externally set up, reduce the influence of external electromagnetic field to electrically conductive core, prevent the circuit to external radiation electromagnetic energy, increase the transmission capacity of electrically conductive core, through the butadiene rubber wearing layer that sets up, compare with other general type rubbers, the cold resistance, wearability and the elasticity of butadiene rubber after the vulcanization are excellent very much, generate heat a little, ageing resistance is good.

Description

Capacity-increasable overhead insulated cable

Technical Field

The utility model relates to the technical field of cables, in particular to an overhead insulated cable capable of increasing capacity.

Background

The cable is an electric energy or signal transmission device, which is made of one or more mutually insulated conductors and an outer insulating protective layer, and is used for transmitting electric power or information from one place to another place.

The derivation of the wire and cable, new products are mainly because of the application occasion, the application requires different and equips the convenience and reduces the equip the requirement such as the cost, but adopt new material, special material, or change the product structure or raise the technological requirement, or make up different products of variety and produce, there is simple disadvantage of function in the aerial insulated cable at present, the traditional cable is usually used for transmitting electricity, it only possesses the function such as insulating and wear-resisting generally, the function is comparatively simple, the coverage is lower, it is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the capacity-increasing overhead insulated cable which has the advantages of increasing the transmission electric quantity and the like, and solves the problem that the transmission electric quantity of the existing overhead insulated cable is small.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a but aerial insulated cable of increase-volume, includes the wearing layer, the inside fixedly connected with waterproof layer of wearing layer, the inside fixedly connected with steel tape layer of waterproof layer, the inside fixedly connected with non-woven fabrics layer on steel tape layer, the inside packing on non-woven fabrics layer has the filler, the inside fixedly connected with a plurality of insulating layers of non-woven fabrics, the inside fixedly connected with heat-sink shell of insulating layer, the inside fixedly connected with shielding layer on heat-sink shell, the electrically conductive core of inside fixedly connected with of shielding layer.

Further, the filler is a glass fiber rope filler, and the steel belt layer is an annular steel belt layer.

Further, the wear-resistant layer is a butadiene rubber wear-resistant layer, and the insulating layer is a synthetic natural rubber insulating layer.

Further, the waterproof layer is a flexible mortar waterproof layer, and the non-woven fabric layer is a polyester fiber non-woven fabric layer.

Further, the heat absorption layer is a black titanium film heat absorption layer, and the shielding layer is a metal braided fabric shell shielding layer.

Further, the conductive core is formed by winding a plurality of electric cores.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this but overhead insulated cable of increase-volume, the electrically conductive core that forms through the many electric cores winding that set up has increased electric conductive property, and the electric quantity loss when having reduced the transmission reduces the influence of outer electromagnetic field to electrically conductive core through the shielding layer that electrically conductive core externally set up, prevents the outside radiation electromagnetic energy of circuit, further increases the transmission capacity of electrically conductive core, and the function is various.

2. Compared with other general-purpose rubbers, the butadiene rubber wear-resistant layer is arranged, so that the vulcanized butadiene rubber has excellent cold resistance, wear resistance and elasticity, less heat generation and good aging resistance.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

In the figure: 1 wear-resistant layer, 2 waterproof layers, 3 steel belt layers, 4 non-woven fabric layers, 5 fillers, 6 insulating layers, 7 heat-absorbing layers, 8 shielding layers and 9 conductive cores.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1, the capacity-increased overhead insulated cable in this embodiment includes a wear-resistant layer 1, the wear-resistant layer 1 is a butadiene rubber wear-resistant layer, butadiene rubber has particularly excellent cold resistance, wear resistance and elasticity, and also has good aging resistance, a waterproof layer 2 is fixedly connected to the inside of the wear-resistant layer 1, the waterproof layer 2 is a flexible mortar waterproof layer, flexible mortar has elasticity, the waterproof effect is not affected even if the base layer is deformed and cracked, a steel tape layer 3 is fixedly connected to the inside of the waterproof layer 2, the steel tape layer 3 is an annular steel tape layer, the annular steel tape layer is corrosion-resistant, does not have static electricity or high temperature, a non-woven fabric layer 4 is fixedly connected to the inside of the steel tape layer 3, the non-woven fabric layer 4 is a polyester fiber non-woven fabric layer, the polyester fiber has good crease resistance and shape retention, has high strength and elastic recovery capability, and is firm, durable, crease-resistant, non-ironing, and non-sticky, the non-woven fabric layer 4 is internally filled with a filler 5, the filler 5 is a glass fiber rope filler, the glass fiber rope has main properties of temperature resistance, corrosion resistance, high strength and the like, the non-woven fabric layer 4 is internally and fixedly connected with a plurality of insulating layers 6, the insulating layers 6 are synthetic natural rubber insulating layers, natural rubber has higher elasticity, slight plasticity and very good mechanical strength at normal temperature, and has low heat generation during multiple deformation, so that the bending resistance is also good, and the electric insulation performance is good because the non-polar rubber is adopted, the insulating layers 6 are internally and fixedly connected with a heat absorbing layer 7, the heat absorbing layer 7 is a black titanium film heat absorbing layer, and has a photo-thermal conversion film layer which has strong weather resistance, high selectivity and strong salt fog resistance and cannot be compared with common materials, the heat absorbing layer 7 is internally and fixedly connected with a shielding layer 8, and the shielding layer 8 is a metal braided fabric shell shielding layer, the transmission performance of the system under the electromagnetic interference environment is ensured by the shielding layer 8, the conductive core 9 is fixedly connected inside the shielding layer 8, and the conductive core 9 is formed by winding a plurality of electric cores, so that the conductivity is increased.

The filler 5 in this embodiment is more closely contacted by the conductive core 9 formed by winding a plurality of arranged electric cores, so that the loss of transmission electric quantity is reduced, the shielding layer 8 arranged outside the conductive core 9 reduces the influence of an external electromagnetic field on the conductive core 9, prevents the conductive core 9 from radiating electromagnetic energy outwards, and further reduces the transmission loss of the conductive core 9.

The working principle of the embodiment is as follows:

through the wearing layer 1 that sets up, the effectual inner structure that has protected, the usability has been improved, waterproof layer 2 through setting up, prevent to influence inner structure because of factors such as rainwater, reduce life, through the steel tape layer 3 that sets up, the stability has been increased, through non-woven fabrics layer 4, there is insulating effect, through the filler 5 that sets up, can increase or reduce the quantity of electrically conductive core 9 in inside, the pressure of the electric quantity that reduces, through the insulating layer 6 that sets up, protect electrically conductive core 9's electric energy damage filler 5, through the heat-sink shell 7 that sets up, reduce the heat that electrically conductive core 9 brought, reduce the damage of heat to insulating layer 6, through the shielding layer 8 that sets up, the influence of external electromagnetic field to communication line has been reduced, the outside radiation electric magnetic energy effect of circuit has also been prevented, through the electrically conductive core 9 that sets up, transmit the electric energy.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A compatibilizable overhead insulated cable comprising a wear layer (1), characterized in that: the utility model discloses a wear-resisting layer, including wearing layer (1), the inside fixedly connected with waterproof layer (2) of waterproof layer (2), the inside fixedly connected with steel tape layer (3) of steel tape layer (3), the inside fixedly connected with non-woven fabrics layer (4) of non-woven fabrics layer (4), the inside packing of non-woven fabrics layer (4) has filler (5), a plurality of insulating layers (6) of inside fixedly connected with of non-woven fabrics layer (4), the inside fixedly connected with heat-sink shell (7) of insulating layer (6), the inside fixedly connected with shielding layer (8) of heat-sink shell (7), the inside fixedly connected with conductive core (9) of shielding layer (8).

2. A compatibilizable overhead insulated cable according to claim 1, wherein: the filler (5) is a glass fiber rope filler, and the steel belt layer (3) is an annular steel belt layer.

3. A compatibilized overhead insulated electrical cable according to claim 1, wherein: the wear-resistant layer (1) is a butadiene rubber wear-resistant layer, and the insulating layer (6) is a synthetic natural rubber insulating layer.

4. A compatibilizable overhead insulated cable according to claim 1, wherein: the waterproof layer (2) is a flexible mortar waterproof layer, and the non-woven fabric layer (4) is a polyester fiber non-woven fabric layer.

5. A compatibilized overhead insulated electrical cable according to claim 1, wherein: the heat absorption layer (7) is a black titanium film heat absorption layer, and the shielding layer (8) is a metal braided fabric shell shielding layer.

6. A compatibilizable overhead insulated cable according to claim 1, wherein: the conductive core (9) is formed by winding a plurality of battery cores.