CN219122983U

CN219122983U - Aluminum alloy core flexible cable for photovoltaic system

Info

Publication number: CN219122983U
Application number: CN202222630339.2U
Authority: CN
Inventors: 常云德; 何成国; 王娟
Original assignee: Anhui Zongheng Hi Tech Cable Co ltd
Current assignee: Anhui Zongheng Hi Tech Cable Co ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2023-06-02
Anticipated expiration: 2032-10-08

Abstract

The utility model discloses an aluminum alloy core flexible cable for a photovoltaic system, which comprises a protection structure arranged on an aluminum alloy conductive inner core body, wherein the protection structure comprises an inner wrapping protection component, and an outer wrapping protection component is arranged on the inner wrapping protection component. This aluminum alloy core flexible cable for photovoltaic system is provided with outsourcing protection component, first shell lag protects once more on the basis of second shell lag, under the dual protection, avoids appearing the scratch or when appearing the crackle when second shell lag and outside contact, influences the service life of cable, is provided with protection architecture, but the elasticity of multiplicable cable still can play the cushioning effect under the auxiliary effect of high elasticity rubber layer to can effectively prevent inside the water infiltration cable under the auxiliary effect of waterproof layer, guarantee that the cable normally works, extension in length of time.

Description

Aluminum alloy core flexible cable for photovoltaic system

Technical Field

The utility model relates to the technical field of cables, in particular to an aluminum alloy core flexible cable for a photovoltaic system.

Background

The cable is typically a rope-like cable stranded from several or groups of conductors, each group of at least two, insulated from each other and often twisted around a center, covered entirely with a highly insulating coating. The multi-frame is installed in the air or underground or underwater for telecommunication or power transmission.

The existing aluminum alloy core flexible cable for the photovoltaic system is an electric power transmission line for the photovoltaic system, and through mass search, the aluminum alloy photovoltaic flexible cable for the photovoltaic system in the prior art is found to be a typical one which comprises a conductive inner core 100, an inner core support 200, an inner insulating layer 300, an electromagnetic shielding layer 400 and an outer protective layer 500 as disclosed in the publication No. CN212032701U, and has the characteristics of excellent high and low temperature resistance, heat aging resistance, corrosion resistance, flame retardance and the like, but the outer protective layer in the aluminum alloy photovoltaic flexible cable for the photovoltaic system is only provided with one group, and the cable is easily influenced by the external environment, scratches or hangs the protective layer of the cable, so that the service life of the cable is influenced.

Disclosure of Invention

The utility model aims to provide an aluminum alloy core flexible cable for a photovoltaic system, which solves the problems that the cable provided in the background art is easily influenced by external environment, scratches or hangs up a protective layer of the cable, and the service life of the cable is influenced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an aluminum alloy core flexible cable for photovoltaic system, includes the setting on the electrically conductive inner core body of aluminum alloy the protection architecture, the protection architecture includes interior package protection component, is provided with outsourcing protection component on the interior package protection component.

Preferably, the inner wrapping protection component comprises an insulating layer, the insulating layer is arranged in a flame-retardant filling layer, the flame-retardant filling layer is arranged in a high-elasticity rubber layer, the high-elasticity rubber layer is arranged in a waterproof layer, and the waterproof layer is arranged in an anti-corrosion insulating layer.

Through adopting above-mentioned technical scheme, can play waterproof protection's effect to the electrically conductive inner core body of aluminum alloy through interior package protection component.

Preferably, the outer protective assembly comprises a first housing protective sleeve disposed within a second housing protective sleeve.

By adopting the technical scheme, the second housing protecting sleeve can be used for protecting again through the first housing protecting sleeve.

Preferably, the aluminum alloy conductive inner core body is provided with seven groups, and insulating layers on the seven groups of aluminum alloy conductive inner core bodies are equidistantly distributed on the flame-retardant filling layer.

Through adopting above-mentioned technical scheme, can play fire-retardant effect through the setting of fire-retardant filling layer.

Compared with the prior art, the utility model has the beneficial effects that: aluminum alloy core flexible cable for photovoltaic system

(1) The cable is provided with an outer wrapping protection component, the first outer shell protecting sleeve is protected again on the basis of the second outer shell protecting sleeve, and under double protection, the service life of the cable is prevented from being influenced when the second outer shell protecting sleeve is scratched or cracked when being contacted with the outside;

(2) The protection structure is arranged, the elasticity of the cable can be increased under the auxiliary action of the high-elasticity rubber layer, the buffer effect can be further achieved, water can be effectively prevented from penetrating into the cable under the auxiliary action of the waterproof layer, normal operation of the cable is guaranteed, and the service life is prolonged.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a left-hand structural schematic diagram of the present utility model;

FIG. 3 is a right side view of the present utility model;

fig. 4 is a schematic perspective view of a protective structure according to the present utility model.

In the figure: 1. an aluminum alloy conductive inner core body; 2. a protective structure; 21. an inner package protection component; 211. an insulating layer; 212. a flame retardant filler layer; 213. a high elastic rubber layer; 214. a waterproof layer; 215. an outsourcing protection component; 22. an anti-corrosion insulating layer; 221. a first housing sleeve; 222. and a second housing protective sleeve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the aluminum alloy core flexible cable for the photovoltaic system is shown in fig. 1, 2, 3 and 4, and comprises a protection structure 2 arranged on an aluminum alloy conductive inner core body 1, wherein seven groups of insulating layers 211 on the seven groups of aluminum alloy conductive inner core bodies 1 are equidistantly distributed on a flame-retardant filling layer 212.

Specifically, the aluminum alloy conductive inner core body 1 is provided with seven groups, each group of aluminum alloy conductive inner core body 1 is covered with an insulating layer 211, the aluminum alloy conductive inner core body 1 is formed by twisting two or more groups of aluminum alloy cores, and the flame-retardant filling layer 212 is made of alginate fibers or polyolefin warp filling strips.

In the preferred scheme of the embodiment, the protection structure 2 on the aluminum alloy conductive inner core body 1 protects the aluminum alloy conductive inner core body 1, and prolongs the service life of the aluminum alloy conductive inner core body 1.

As shown in fig. 1, 2, 3 and 4, the protection structure 2 includes an inner protection component 21, an outer protection component 22 is disposed on the inner protection component 21, the inner protection component 21 includes an insulating layer 211, the insulating layer 211 is disposed in a flame-retardant filling layer 212, the flame-retardant filling layer 212 is disposed in a high-elasticity rubber layer 213, the high-elasticity rubber layer 213 is disposed in a waterproof layer 214, and the waterproof layer 214 is disposed in an anti-corrosion insulating layer 215.

Specifically, the high-elasticity rubber layer 213, the waterproof layer 214 and the anti-corrosion insulating layer 215 are arranged on the same horizontal concentric shaft, a plurality of rubber strips are distributed in an equidistant annular mode in the high-elasticity rubber layer 213 and have a buffering effect, and the anti-corrosion insulating layer 215 is made of polypropylene and a poly-perfluoroethylene propylene material, so that the effects of corrosion resistance, high temperature resistance and insulation are achieved.

In the preferred scheme of the embodiment, the high-elasticity rubber layer 213 plays a role in buffering, the waterproof layer 214 plays a role in water seepage prevention, and the anti-corrosion insulating layer 215 plays a role in anti-corrosion insulation, so that the service life of the aluminum alloy conductive inner core body 1 is prolonged. As shown in fig. 1, the outer protective assembly 22 includes a first outer protective sheath 221, the first outer protective sheath 221 being disposed within a second outer protective sheath 222.

Specifically, the thickness of the first housing protecting sleeve 221 is smaller than that of the second housing protecting sleeve 222, materials are saved, and the first housing protecting sleeve 221 and the second housing protecting sleeve 222 adopt chlorinated polyethylene outer jackets, so that the cable has good weather-resistant physical and mechanical properties and oil-resistant properties.

In the preferred embodiment, the protection effect is better under the auxiliary effect of the first housing protection sleeve 221 in the second housing protection sleeve 222, so as to avoid the double protection effect when the second housing protection sleeve 222 is cracked or damaged.

When the aluminum alloy core flexible cable for the photovoltaic system is used, the aluminum alloy conductive inner core body 1 can be protected under the auxiliary effect of the protection structure 2.

The terms "center," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used for descriptive simplicity and convenience only and not as an indication or implying that the apparatus or element being referred to must have a particular orientation, be constructed and operated for a particular orientation, based on the orientation or positional relationship illustrated in the drawings, and thus should not be construed as limiting the scope of the present utility model.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The aluminum alloy core flexible cable for the photovoltaic system comprises a protection structure (2) arranged on an aluminum alloy conductive inner core body (1), and is characterized in that the protection structure comprises a plurality of aluminum alloy conductive inner cores and a plurality of aluminum alloy conductive outer cores; the protection structure (2) comprises an inner package protection component (21), and an outer package protection component (22) is arranged on the inner package protection component (21);

the inner-wrapping protection assembly (21) comprises an insulating layer (211), wherein the insulating layer (211) is arranged in a flame-retardant filling layer (212), the flame-retardant filling layer (212) is arranged in a high-elasticity rubber layer (213), the high-elasticity rubber layer (213) is arranged in a waterproof layer (214), and the waterproof layer (214) is arranged in an anti-corrosion insulating layer (215);

the outer protective assembly (22) includes a first housing protective sleeve (221), the first housing protective sleeve (221) being disposed within a second housing protective sleeve (222).

2. An aluminum alloy core flexible cable for a photovoltaic system according to claim 1, wherein: the aluminum alloy conductive inner core body (1) is provided with seven groups, and insulating layers (211) on the seven groups of aluminum alloy conductive inner core bodies (1) are equidistantly distributed on the flame-retardant filling layer (212).