CN219349848U

CN219349848U - Power cable for energy storage equipment

Info

Publication number: CN219349848U
Application number: CN202320594640.4U
Authority: CN
Inventors: 赵亮亮; 张炎
Original assignee: Jiukai Special Cable Shanghai Co ltd
Current assignee: Jiukai Special Cable Shanghai Co ltd
Priority date: 2023-03-24
Filing date: 2023-03-24
Publication date: 2023-07-14
Anticipated expiration: 2033-03-24

Abstract

The utility model discloses a power cable for energy storage equipment, which comprises a cable sheath, wherein a silicon rubber rod is arranged in an inner cavity of the cable sheath, a positioning frame is fixedly connected to the surface of the silicon rubber rod, a cable core is arranged between the two positioning frames, an inner sheath is sleeved on the surface of the cable core, a filling layer is arranged between the surface of the inner sheath and the cable sheath, the cable sheath comprises an insulating layer, the surface of the insulating layer is fixedly connected with a shielding layer, the surface of the shielding layer is fixedly connected with a fireproof layer, a reinforcing layer is fixedly connected to the surface of the fireproof layer, and a low-temperature resistant layer is fixedly connected to the surface of the reinforcing layer. According to the utility model, through the matched use of the cable sheath, the silicon rubber rod, the positioning frame, the cable core, the inner sheath, the filling layer, the insulating layer, the shielding layer, the fireproof layer, the reinforcing layer, the low-temperature-resistant layer and the waterproof layer, the problems of poor strength and poor fireproof and flame-retardant performance of the existing power cable for the energy storage equipment are solved.

Description

Power cable for energy storage equipment

Technical Field

The utility model belongs to the technical field of cables, and particularly relates to a power cable for energy storage equipment.

Background

The cable is an electric energy or signal transmission device, and is usually composed of several wires or groups of wires, and the cable is 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, which are all composed of single or multi-strand wires and an insulating layer and are used for connecting circuits, electric appliances and the like, and the power cable is required to be used in the energy storage equipment at present.

For example, a special power cable with high cold resistance disclosed in CN201621116447.6 is formed by regularly twisting a plurality of wires, each wire comprises a conductor located in the middle of the wire and an insulating layer coated outside the conductor, a first moisture-proof isolation layer is wrapped around the periphery of the cable core, a shielding layer is coated on the periphery of the first moisture-proof isolation layer, the shielding layer is woven by a metal layer, a sheath layer is coated on the periphery of a second moisture-proof isolation layer, the insulating layer and the sheath layer are both made of halogen-free low-temperature-resistant materials, and a filling material is filled in a gap between the cable core and the first moisture-proof isolation layer. The special power cable with high cold resistance has the advantages of reasonable structural design, good cold resistance effect, good flexibility, difficult cracking and good stretch and torsion resistance, can effectively protect a cable core under the action of strong wind and sand, and is not easy to crack when being used in a low-temperature environment for a long time.

Based on the search of the patent and the discovery of the cable in the prior art, the cable has the advantages of good cold resistance effect and good stretch and torsion resistance performance, but has the problems of poor strength, easy damage to the cable, poor fireproof and flame-retardant performance, easy potential safety hazard and reduced practicality of the power cable.

According to the utility model, through the cooperation of the multi-layer structure, the silica gel rod is additionally arranged in the cable sheath, so that the bending strength of the whole cable is improved, the stainless steel wire reinforcing layer is additionally arranged, the strength of the cable is improved, and the flame retardant, heat-insulating and heat-resisting layers are additionally arranged, so that the fireproof flame retardant performance of the cable is improved, and the practicability is high.

Disclosure of Invention

Aiming at the problems existing in the prior art, the utility model provides the power cable for the energy storage equipment, which has the advantages of high strength and good fireproof and flame-retardant performance, and solves the problems of poor strength and poor fireproof and flame-retardant performance of the power cable for the energy storage equipment.

The utility model discloses a power cable for energy storage equipment, which comprises a cable sheath, wherein a silicon rubber rod is arranged in an inner cavity of the cable sheath, a positioning frame is fixedly connected to the surface of the silicon rubber rod, a cable core is arranged between the two positioning frames, an inner sheath is sleeved on the surface of the cable core, a filling layer is arranged between the surface of the inner sheath and the cable sheath, the cable sheath comprises an insulating layer, a shielding layer is fixedly connected to the surface of the insulating layer, a fireproof layer is fixedly connected to the surface of the shielding layer, a reinforcing layer is fixedly connected to the surface of the fireproof layer, a low temperature resistant layer is fixedly connected to the surface of the reinforcing layer, and a waterproof layer is fixedly connected to the surface of the low temperature resistant layer.

As preferable in the utility model, the fireproof layer comprises a heat-resistant layer, the surface of the heat-resistant layer is fixedly connected with a heat-insulating layer, the surface of the heat-insulating layer is fixedly connected with a first flame-retardant layer, and the surface of the first flame-retardant layer is provided with a second flame-retardant layer.

In the present utility model, the heat-resistant layer is preferably made of mica tape, and the heat-insulating layer is preferably made of asbestos material.

In the utility model, the first flame retardant layer is preferably made of rock wool rope, and the second flame retardant layer is preferably made of halogen-free flame retardant.

In the utility model, the material of the filling layer is preferably flame-retardant rock wool rope, and the material of the inner sheath is high-density polyethylene.

Preferably, the insulating layer is made of TPE material, and the shielding layer is made of tin-plated copper wire.

In the present utility model, the reinforcing layer is preferably made of stainless steel wire, the low temperature resistant layer is made of fluoroplastic, and the waterproof layer is made of polyurethane paint.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the matched use of the cable sheath, the silicon rubber rod, the positioning frame, the cable core, the inner sheath, the filling layer, the insulating layer, the shielding layer, the fireproof layer, the reinforcing layer, the low-temperature-resistant layer and the waterproof layer, the problems of poor strength and poor fireproof and flame-retardant performance of the existing power cable for the energy storage equipment are solved.

2. According to the utility model, the heat-resistant layer is arranged, the mica tape can play a role in resisting high temperature, the heat-insulating layer is arranged, the asbestos material can improve the heat-insulating performance of the sheath, and the first flame-retardant layer and the second flame-retardant layer are arranged, so that the rock wool rope and the halogen-free flame retardant can play a role in flame retardance, and the flame retardance of the sheath is improved.

3. According to the utility model, the filling layer is arranged, the flame-retardant property of the whole cable can be improved, the inner sheath is arranged, the cable core can be protected, the insulating layer is arranged, the TPE material can improve the insulating property of the sheath, the shielding layer is arranged, the tin-plated copper wire can play a role in shielding, the reinforcing layer is arranged, the stainless steel wire can improve the strength of the sheath, the low temperature resistant layer is arranged, the fluoroplastic can play a role in resisting low temperature, and the waterproof property of the sheath can be improved by arranging the waterproof layer and the polyurethane coating.

Drawings

FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present utility model;

fig. 2 is a schematic diagram of a composition structure of a cable sheath according to an embodiment of the present utility model;

fig. 3 is a schematic diagram of a composition structure of a fireproof layer according to an embodiment of the present utility model.

In the figure: 1. a cable sheath; 2. a silicone rubber rod; 3. a positioning frame; 4. a cable core; 5. an inner sheath; 6. a filling layer; 7. an insulating layer; 8. a shielding layer; 9. a fire-blocking layer; 901. a heat-resistant layer; 902. a thermal insulation layer; 903. a first flame retardant layer; 904. a second flame retardant layer; 10. a reinforcing layer; 11. a low temperature resistant layer; 12. and a waterproof layer.

Detailed Description

For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.

The structure of the present utility model will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, the power cable for energy storage equipment provided by the embodiment of the utility model comprises a cable sheath 1, wherein a silicon rubber rod 2 is arranged in an inner cavity of the cable sheath 1, the surface of the silicon rubber rod 2 is fixedly connected with positioning frames 3, a cable core 4 is arranged between the two positioning frames 3, an inner sheath 5 is sleeved on the surface of the cable core 4, a filling layer 6 is arranged between the surface of the inner sheath 5 and the cable sheath 1, the cable sheath 1 comprises an insulating layer 7, the surface of the insulating layer 7 is fixedly connected with a shielding layer 8, the surface of the shielding layer 8 is fixedly connected with a fireproof layer 9, the surface of the fireproof layer 9 is fixedly connected with a reinforcing layer 10, the surface of the reinforcing layer 10 is fixedly connected with a low temperature resistant layer 11, and the surface of the low temperature resistant layer 11 is fixedly connected with a waterproof layer 12.

Referring to fig. 3, the fireproof layer 9 includes a heat-resistant layer 901, a heat-insulating layer 902 is fixedly connected to the surface of the heat-resistant layer 901, a first flame-retardant layer 903 is fixedly connected to the surface of the heat-insulating layer 902, a second flame-retardant layer 904 is arranged on the surface of the first flame-retardant layer 903, the heat-resistant layer 901 is made of mica tapes, the heat-insulating layer 902 is made of asbestos materials, the first flame-retardant layer 903 is made of rock wool ropes, and the second flame-retardant layer 904 is made of halogen-free flame retardants.

The scheme is adopted: through setting up heat-resisting layer 901, the mica tape can play high temperature resistant effect, through setting up insulating layer 902, and asbestos material can improve the heat-proof quality of sheath, through setting up first fire-retardant layer 903 and second fire-retardant layer 904, rock wool rope and halogen-free fire retardant can play fire-retardant effect, improve the fire resistance of sheath.

Referring to fig. 1 and 2, the material of the filling layer 6 is flame-retardant rock wool rope, the material of the inner sheath 5 is high-density polyethylene, the material of the insulating layer 7 is TPE material, the material of the shielding layer 8 is tinned copper wire, the material of the reinforcing layer 10 is stainless steel wire, the material of the low-temperature-resistant layer 11 is fluoroplastic, and the material of the waterproof layer 12 is polyurethane paint.

The scheme is adopted: through setting up filling layer 6, fire-retardant rock wool rope can improve the fire-retardant performance of whole cable, through setting up inner sheath 5, can play the effect of protection cable core 4, through setting up insulating layer 7, TPE material can improve the insulating properties of sheath, through setting up shielding layer 8, the effect of shielding can be played to the tinned copper wire, through setting up enhancement layer 10, the intensity of sheath can be improved to the stainless steel wire, through setting up low temperature resistant layer 11, fluoroplastic can play the effect of low temperature resistant, through setting up waterproof layer 12, polyurethane coating can improve the waterproof performance of sheath.

The working principle of the utility model is as follows:

when the cable is used, the flame retardant property of the whole cable can be improved through the filling layer 6, the cable core 4 can be protected through the inner sheath 5, the insulating property of the sheath can be improved through the insulating layer 7, the TPE material is arranged, the shielding layer 8 is arranged, the tin-plated copper wire can play a shielding role, the reinforcing layer 10 is arranged, the stainless steel wire can improve the strength of the sheath, the low temperature resistant layer 11 is arranged, the fluoroplastic can play a low temperature resistant role, the waterproof layer 12 is arranged, the polyurethane coating can improve the waterproof property of the sheath, the heat resistant layer 901 is arranged, the mica tape can play a high temperature resistant role, the heat insulation layer 902 is arranged, the asbestos material can improve the heat insulation property of the sheath, the first flame retardant layer 903 and the second flame retardant layer 904 are arranged, the rock cotton rope and the halogen-free flame retardant agent can play a flame retardant role, and the flame retardant property of the sheath is improved.

To sum up: this be used for energy storage equipment power cable uses through cable sheath 1, silicone rubber stick 2, locating rack 3, cable core 4, inner sheath 5, filling layer 6, insulating layer 7, shielding layer 8, flame retardant coating 9, enhancement layer 10, low temperature resistant layer 11 and waterproof layer 12's cooperation, has solved the relatively poor and relatively poor problem of fire prevention flame retardant property of current power cable that is used for energy storage equipment intensity.

It is noted that 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. Moreover, 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.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 power cable for energy storage devices, comprising a cable sheath (1), characterized in that: the inner cavity of cable sheath (1) is provided with silicone rubber stick (2), the fixed surface of silicone rubber stick (2) is connected with locating rack (3), is provided with cable core (4) between two locating racks (3), the surface cover of cable core (4) is equipped with inner sheath (5), be provided with filling layer (6) between the surface of inner sheath (5) and cable sheath (1), cable sheath (1) includes insulating layer (7), the fixed surface of insulating layer (7) is connected with shielding layer (8), the fixed surface of shielding layer (8) is connected with flame retardant coating (9), the fixed surface of flame retardant coating (9) is connected with enhancement layer (10), the fixed surface of enhancement layer (10) is connected with low temperature resistant layer (11), the fixed surface of low temperature resistant layer (11) is connected with waterproof layer (12).

2. A power cable for energy storage devices as claimed in claim 1, wherein: the fireproof layer (9) comprises a heat-resistant layer (901), a heat-insulating layer (902) is fixedly connected to the surface of the heat-resistant layer (901), a first flame-retardant layer (903) is fixedly connected to the surface of the heat-insulating layer (902), and a second flame-retardant layer (904) is arranged on the surface of the first flame-retardant layer (903).

3. A power cable for energy storage devices as claimed in claim 2, wherein: the heat-resistant layer (901) is made of mica tapes, and the heat-insulating layer (902) is made of asbestos materials.

4. A power cable for energy storage devices as claimed in claim 2, wherein: the first flame retardant layer (903) is made of rock wool ropes, and the second flame retardant layer (904) is made of halogen-free flame retardants.

5. A power cable for energy storage devices as claimed in claim 1, wherein: the material of the filling layer (6) is flame-retardant rock wool rope, and the material of the inner sheath (5) is high-density polyethylene.

6. A power cable for energy storage devices as claimed in claim 1, wherein: the material of insulating layer (7) is TPE material, the material of shielding layer (8) is tinned copper wire.

7. A power cable for energy storage devices as claimed in claim 1, wherein: the reinforced layer (10) is made of stainless steel wires, the low-temperature-resistant layer (11) is made of fluoroplastic, and the waterproof layer (12) is made of polyurethane paint.