Silica gel cable for energy storage system

Abstract

The utility model relates to a silica gel cable for an energy storage system, which belongs to the technical field of cables and comprises a cable core, and a first protective layer and a second protective layer are arranged outside the cable core. The first protective layer comprises a compression-resistant sleeve, a tensile layer and an anti-corrosion layer. The second protective layer comprises an anti-ultraviolet layer, a fireproof layer, a waterproof layer and a wear-resistant layer which are sequentially arranged from outside to inside. An insulating layer is arranged outside the wire core, the insulating layer is composed of a first insulating sleeve and a second insulating sleeve, and the first insulating sleeve and the second insulating sleeve sequentially wrap the wire core. According to the silica gel cable for the energy storage system, all-around environmental protection is provided for the cable through the anti-ultraviolet layer, the fireproof layer, the waterproof layer and the wear-resistant layer, it is ensured that the cable can work normally under various severe conditions, the cable is effectively prevented from being damaged in a humid and corrosive environment through the design of the anti-corrosion layer, the service life of the cable is prolonged, and the service life of the cable is prolonged. And meanwhile, the identification layer provides clear identification information for the cable, so that the cable is convenient to install, maintain and manage.

Description

TECHNICAL FIELD

[0001] The utility model relates to cable technical field, concretely is a silica gel cable for energy storage system. BACKGROUND

[0002] At present, in the energy storage battery market, there are three major application fields: power storage, household energy storage and base station energy storage, among which the backup power supply field of communication base station accounts for a larger proportion, accounting for nearly half of the entire energy storage battery market. Household energy storage, with the "energy home" wave started by Tesla, has a large space for further development and expansion, but at present it is mainly concentrated in the United States, Germany, Australia and Japan and other overseas regions, and is still in the early stages of development in China, with a relatively small market size. However, in the long term, the development prospects are also not to be underestimated.

[0003] After searching, the patent file with the publication number CN214956071U discloses an aluminum alloy flexible cable for power storage system, which comprises a plurality of cores and a compression-resistant sleeve, a plurality of the cores are inserted into the compression-resistant sleeve, an insulating sleeve is fixedly connected to the outer wall of the core, an elastic layer is arranged on the outer wall of the compression-resistant sleeve, a tensile layer is arranged on the side of the elastic layer away from the compression-resistant sleeve, and a wear-resistant layer is arranged on the side of the tensile layer away from the elastic layer. The novel experiment improves the elastic tensile capacity of the cable through the arrangement of the multi-layer structure.

[0004] However, the above-mentioned patent still has the following defects: for example, the protection is insufficient, in a humid or waterlogged environment, the lack of waterproof layer will cause water to penetrate into the cable, affecting the insulation performance of the insulating sleeve, and even causing the core to short circuit, reducing the safety and reliability of the cable, and the penetration of water may also accelerate the corrosion of the materials inside the cable, shorten the service life of the cable, and in the case of fire, the cable lacking a fireproof layer is easy to burn, and the fire may spread rapidly along the cable, expanding the fire range, so a silica gel cable for energy storage system is proposed to solve the problems in the above-mentioned. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of the prior art, the utility model provides a silica gel cable for energy storage system, which has the advantages of high safety and strong environmental adaptability, and solves the problem of lack of waterproof and fireproof performance in the existing cable.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a silica gel cable for energy storage system, comprising a core, and a protective layer one and a protective layer two are arranged outside the core.

[0007] The protective layer one comprises a compression-resistant sleeve, a tensile layer and a corrosion-resistant layer, and the protective layer two comprises an ultraviolet-resistant layer, a fireproof layer, a waterproof layer and a wear-resistant layer arranged in sequence from the outside to the inside.

[0008] Further, the outer part of the core is provided with an insulation layer, which is composed of a first insulation sleeve and a second insulation sleeve, and the first insulation sleeve and the second insulation sleeve are sequentially wrapped outside the core.

[0009] Further, the outer part of the core is provided with a filling layer, which is located between the pressure-resistant sleeve and the core, and fills the gap between the insulation layer and the pressure-resistant sleeve.

[0010] Further, the pressure-resistant sleeve is tightly wrapped outside the filling layer, and the pressure-resistant sleeve is installed in a winding manner.

[0011] Further, the tensile layer is located outside the pressure-resistant sleeve, and the tensile layer is woven by metal wires.

[0012] Further, the corrosion-resistant layer is tightly wrapped outside the tensile layer.

[0013] Further, the anti-ultraviolet layer is arranged outside the corrosion-resistant layer.

[0014] Further, the outer part of the anti-ultraviolet layer is provided with an identification layer.

[0015] Compared with the prior art, the utility model provides a silica gel cable for energy storage system has the following beneficial effects:

[0016] 1、 the silica gel cable for energy storage system, by insulation layer is composed of two insulation sleeves, provided reliable electrical insulation protection, prevent current leakage and electrical fault, again through the design of pressure-resistant sleeve and tensile layer enhances the mechanical strength of cable, improve the cable's pressure and tensile capacity, ensure that the cable in complex environment will not break or be damaged.

[0017] 2、 the silica gel cable for energy storage system, through the anti-ultraviolet layer, fireproof layer, waterproof layer and wear-resistant layer, for the cable provides all -round environmental protection, ensure that the cable can normally work under various adverse conditions, again through the design of corrosion-resistant layer effectively prevents the cable in damp, corrosive environment damage, prolongs the service life of cable, and identification layer provides clear identification information for the cable, is convenient for installation, maintenance and management. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will be briefly introduced the drawings needed to be used in the embodiment or prior art description, obviously, the drawings in the following description only some embodiments of the utility model, for those skilled in the art, under the premise of not paying creative labor, other drawings can also be obtained according to the structure shown in these drawings.

[0019] Figure 1 It is a structure perspective view of the utility model;

[0020] Figure 2 Figure 2 is a structural diagram of the protective layer two of the utility model.

[0021] In the figure: 100, the core; 200, the first insulating sleeve; 300, the second insulating sleeve; 400, the filling layer; 500, the compression-resistant sleeve; 600, the tensile layer; 700, the corrosion-resistant layer; 800, the protective layer two; 8001, the ultraviolet-resistant layer; 8002, the fireproof layer; 8003, the waterproof layer; 8004, the wear-resistant layer; 900, the identification layer. DETAILED DESCRIPTION

[0022] The embodiments of the utility model are described in detail below, the examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are intended to explain the utility model, and cannot be understood as a limitation of the utility model, and all other embodiments obtained by those skilled in the art without creative labor based on the embodiments in the utility model belong to the scope of protection of the utility model.

[0023] Please refer to Figure 1 and Figure 2 In the embodiment, the silica gel cable for energy storage system includes the core 100, the core 100 is externally provided with the protective layer one and the protective layer two 800;The core 100 is responsible for transmitting electric energy from the power supply to the energy storage system or other electrical equipment as the conductor of electric current, as the conductor of electric current, the core 100 is usually twisted by multiple tinned copper wires to enhance the conductivity and tensile strength. Among them, the protective layer one includes the compression-resistant sleeve 500, the tensile layer 600 and the corrosion-resistant layer 700. The core 100 is externally provided with an insulating layer, and the insulating layer is composed of the first insulating sleeve 200 and the second insulating sleeve 300, the first insulating sleeve 200 and the second insulating sleeve 300 are sequentially wrapped outside the core 100, and the insulating layer is tightly wrapped outside the core 100, forming a solid electrical insulation barrier, preventing current leakage to the external environment, and ensuring electrical safety. The insulating layer is extruded by silicone rubber material, which ensures that the core 100 is isolated from the external environment and provides good electrical insulation performance. And the insulating layer adopts silicone rubber, which has excellent high-temperature resistance, cold resistance, softness, wear resistance, corrosion resistance and other characteristics.

[0024] Specifically, the outer part of the core 100 is provided with a filling layer 400, which is located between the compression-resistant sleeve 500 and the core 100, filling the gap between the insulation layer and the compression-resistant sleeve 500, providing additional support and protection for the cable, preventing the insulation layer from being damaged under external pressure. It should be noted that the filling layer 400 is filled with a non-hygroscopic material such as a polypropylene mesh tear film, and may be wrapped with fire-retardant glass cloth in an overlapping manner. The material of the filling layer 400 can be a fire-retardant non-hygroscopic polypropylene mesh tear film, fire-retardant glass cloth, etc. The compression-resistant sleeve 500 tightly wraps around the periphery of the filling layer 400, and the compression-resistant sleeve 500 is installed by winding to provide mechanical protection for the cable, preventing damage to the internal structure by external pressure. The compression-resistant sleeve 500 is made of plastic, rubber or metal composite material, etc., and the specific selection depends on the use environment and compression requirements of the cable. The tensile layer 600 is located outside the compression-resistant sleeve 500, and the tensile layer 600 is woven with high-strength fibers or metal wires to enhance the tensile strength of the cable. The tensile layer 600 is made of high-strength fibers (such as Kevlar fibers) or metal wires, etc. The corrosion-resistant layer 700 tightly wraps around the outside of the tensile layer 600. The corrosion-resistant layer 700 is formed by coating or extruding a material with corrosion-resistant properties. The material of the corrosion-resistant layer 700 is corrosion-resistant paint or corrosion-resistant rubber, etc., and the specific selection depends on the corrosive environment in which the cable is located.

[0025] In this embodiment, the protective layer two 800 includes an ultraviolet-resistant layer 8001, a fireproof layer 8002, a waterproof layer 8003, and a wear-resistant layer 8004 arranged in sequence from the outside to the inside, which collectively provide comprehensive environmental protection for the cable, ensuring that the cable can work normally under various harsh conditions. The ultraviolet-resistant layer 8001 is arranged on the outside of the corrosion-resistant layer 700. The ultraviolet-resistant layer 8001 is provided with an identification layer 900 on the outside. It should be noted that the ultraviolet-resistant layer 8001 is formed by extruding or coating a material with ultraviolet-resistant properties. The ultraviolet-resistant layer 8001 is made of ultraviolet-resistant rubber or ultraviolet-resistant paint, etc. The fireproof layer 8002 is arranged on the inside of the ultraviolet-resistant layer 8001. It is made of fire-retardant or fireproof material to provide additional fireproof protection for the cable. The fireproof layer 8002 can be made of fire-retardant rubber, fireproof paint, ceramicized fireproof material, etc. The waterproof layer 8003 can be made of waterproof rubber and waterproof paint, etc. The wear-resistant layer 8004 is made of wear-resistant material to protect the cable from mechanical wear, and the material is wear-resistant rubber and wear-resistant plastic, etc. The identification layer 900 provides clear identification information for the cable by printing, spraying, or pasting labels, etc., and the material is ink or label paper, etc.

[0026] The working principle of the above embodiment is as follows:

[0027] First, according to the design requirements of the cable, the appropriate conductor material such as tinned copper wire is selected to prepare the core 100, then the insulation treatment is carried out, the first insulation sleeve 200 and the second insulation sleeve 300 are wrapped outside the core 100 in turn, the insulation layer is formed, then the filling and support are carried out, the filling layer 400 is arranged outside the insulation layer, the gap between the insulation layer and the compression sleeve 500 is filled, the compression sleeve 500 is installed by winding, then the tensile layer 600 is woven outside the compression sleeve 500, then the anticorrosion and protection are carried out, the anticorrosion layer 700 is tightly wrapped outside the tensile layer 600, then the ultraviolet resistant layer 8001, the fireproof layer 8002, the waterproof layer 8003 and the wear-resistant layer 8004 are arranged in turn to form the protection layer two 800, and the identification layer 900 is arranged outside the ultraviolet resistant layer 8001 to provide clear identification information for the cable.

[0028] The mounting mode, the connecting mode or the setting mode disclosed in the embodiment are all common mechanical connecting modes, and can be implemented as long as the beneficial effects can be achieved.

[0029] It should be noted that, in this document, the relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is any such actual relationship or order between the entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment. Without more limitations, the element defined by the statement "including a" does not exclude the presence of another identical element in the process, method, article or equipment including the element.

[0030] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A silicone cable for energy storage systems comprising a core (100), characterized in that, The outer part of the core (100) is provided with a protective layer I and a protective layer II (800); The protective layer I includes a compression-resistant sleeve (500), a tensile layer (600) and a corrosion-resistant layer (700), and the protective layer II (800) includes, from outside to inside, an ultraviolet-resistant layer (8001), a fire-resistant layer (8002), a waterproof layer (8003) and a wear-resistant layer (8004).

2. A silicone cable for an energy storage system according to claim 1, characterized in that, The outer part of the core (100) is provided with an insulating layer, which is composed of a first insulating sleeve (200) and a second insulating sleeve (300), and the first insulating sleeve (200) and the second insulating sleeve (300) are sequentially wrapped outside the core (100).

3. A silicone cable for an energy storage system according to claim 1, wherein The outer part of the core (100) is provided with a filling layer (400), which is located between the compression-resistant sleeve (500) and the core (100) and fills the gap between the insulating layer and the compression-resistant sleeve (500).

4. The silicone cable for an energy storage system according to claim 1, wherein The compression-resistant sleeve (500) tightly wraps around the periphery of the filling layer (400), and the compression-resistant sleeve (500) is installed by winding.

5. The silicone cable for an energy storage system according to claim 1, wherein The tensile layer (600) is located outside the compression-resistant sleeve (500), and the tensile layer (600) is woven by metal wires.

6. A silicone cable for an energy storage system according to claim 1, wherein, The corrosion-resistant layer (700) tightly wraps outside the tensile layer (600).

7. A silicone cable for an energy storage system according to claim 1, wherein The ultraviolet-resistant layer (8001) is arranged outside the corrosion-resistant layer (700).

8. The silicone cable for an energy storage system according to claim 1, wherein The outer part of the ultraviolet-resistant layer (8001) is provided with an identification layer (900).

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