Waterproof high-temperature-resistant wire cable

Abstract

The utility model relates to the technical field of wires and cables, and discloses a waterproof high-temperature-resistant wire and cable, which comprises a cable body, a battery cell arranged in the cable body, a filling layer I arranged in the cable body, an inner protection layer fixedly connected to the outer wall of the filling layer I, a shielding layer I fixedly connected to the outer wall of the inner protection layer, and a shielding layer II fixedly connected to the outer wall of the shielding layer I, the outer wall of the first shielding layer is fixedly connected with an outer protection layer, and the cable body is formed by combining a first filling layer, an inner protection layer, the first shielding layer and the outer protection layer. According to the utility model, the filling layer I is formed by filling factice in gaps of the cable, the inner sheath layer is made of silicone rubber high-temperature-resistant insulating materials, the shielding layer I is a tinned copper wire braided shielding layer, and the outer sheath layer is made of glass fibers, so that the waterproof and high-temperature-resistant effects of the cable are achieved, and the problems of single high-temperature-resistant structure and high temperature resistance of the traditional cable are solved. Therefore, the waterproof and high-temperature-resistant performance of the waterproof and high-temperature-resistant wire cable is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of electric wire and cable, especially to waterproof high temperature resistant electric wire and cable. BACKGROUND

[0002] Electric wire and cable is a wire system for transmitting electric energy, signal or information, which is composed of one or more conductors and external insulation material. According to different purposes, electric wire and cable can be divided into many types, such as power cable, control cable, signal cable, etc. In high temperature environment, such as industrial furnace, power plant, metallurgical industry and petrochemical industry, ordinary cable will cause insulation layer aging or melting due to high temperature, thereby causing safety problems such as short circuit and electric leakage. In order to withstand higher temperature and avoid damage caused by temperature fluctuation, waterproof high temperature resistant electric wire and cable needs to be used.

[0003] Waterproof high temperature resistant electric wire and cable can be divided into many types, such as silicone rubber insulated cable, fluoroplastic insulated cable and polyvinyl chloride sheathed high temperature resistant waterproof cable, etc. Among them, silicone rubber in silicone rubber insulated cable has excellent high temperature resistance, cold resistance, good flexibility and insulation. Silicone rubber cable can still maintain stability in high temperature environment, and is suitable for high temperature working environment, such as metallurgical, power, chemical industry and other industry equipment wiring.

[0004] However, the prior art still has deficiencies in the aspects of high temperature resistance, waterproof and multiple protection effects. In particular, the traditional cable has single high temperature resistant structure, which cannot provide sufficient waterproof and heat resistance protection, so that the internal core is easily damaged under humid and high temperature conditions, affecting the service life of the cable. The lack of composite structure protection design limits the protection ability of the traditional cable in high temperature environment, and it is difficult to maintain stability and safety under harsh conditions for a long time. This design defect greatly limits the application range of the cable, so it is urgent to improve the high temperature resistance and waterproof performance of the cable to ensure the safe and reliable operation of the cable in harsh environment. SUMMARY

[0005] In order to make up for the above deficiencies, the utility model provides waterproof high temperature resistant electric wire and cable, which aims at improving the problem that the traditional cable has single high temperature resistant structure and cannot well protect the internal core.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme: waterproof high temperature resistant electric wire and cable, which comprises a cable body, the cable body is internally provided with an electric core, the cable body is internally provided with a filling layer one, the outer wall of the filling layer one is fixedly connected with an inner protective layer, the outer wall of the inner protective layer is fixedly connected with a shielding layer one, and the outer wall of the shielding layer one is fixedly connected with an outer protective layer.

[0007] As a further description of the above technical scheme:

[0008] The cable body is combined by the filling layer one, the inner protective layer, the shielding layer one and the outer protective layer.

[0009] As a further description of the above technical solution:

[0010] The cable body is combined by the filling layer one, the inner protective layer, the shielding layer one and the outer protective layer.

[0011] As a further description of the above technical solution:

[0012] The electric core is combined by the wire core, the filling layer two, the insulation layer and the shielding layer two.

[0013] As a further description of the above technical solution:

[0014] The filling layer two is combined by the wire core, the filling layer two, the insulation layer and the shielding layer two.

[0015] As a further description of the above technical solution:

[0016] The electric core is combined by the wire core, the filling layer two, the insulation layer and the shielding layer two.

[0017] As a further description of the above technical solution:

[0018] The wire core is combined by the wire core, the filling layer two, the insulation layer and the shielding layer two.

[0019] The utility model has the advantages of the following:

[0020] 1. In the utility model, first, the filling layer one is filled with ointment in the cable gap, the inner protective layer is a high-temperature-resistant insulating material of silicone rubber, the shielding layer one is a tinned copper wire woven shield, and the outer protective layer is made of glass fiber, achieving the effect of waterproof and high-temperature resistance of the cable, solving the problem of single high-temperature-resistant structure of traditional cables, which cannot well protect the internal electric core, and improving the waterproof and high-temperature resistance of the waterproof and high-temperature resistant wire and cable.

[0021] 2. In the utility model, a plurality of anti-tension ropes are arranged in the cable body to improve the tensile performance of the cable body, achieving the effect of improving the strength of the cable, solving the problem of poor tensile resistance of the cable, which is easy to be damaged or even broken under long-time tension, and improving the tensile resistance of the waterproof and high-temperature resistant wire and cable. DRAWINGS

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without any creative labor.

[0023] Figure 1 A cross-sectional view of the waterproof high-temperature-resistant wire cable according to the present application is provided.

[0024] Figure 2 A structure diagram of a filling layer one of the waterproof high-temperature-resistant wire cable according to the present application is provided.

[0025] Figure 3 An internal structure diagram of an electric core of the waterproof high-temperature-resistant wire cable according to the present application is provided.

[0026] Legend:

[0027] 1, cable body; 2, electric core; 3, anti-tension rope; 4, filling layer one; 5, inner protective layer; 6, shielding layer one; 7, outer protective layer; 8, wire core; 9, filling layer two; 10, insulation layer; 11, shielding layer two. DETAILED DESCRIPTION

[0028] The embodiments of the present application will be described in detail below, and examples of the embodiments are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are intended to explain the embodiments of the present application, and cannot be understood as a limitation of the present application.

[0029] In the description of the embodiments of the present application, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the purpose of facilitating the description of the embodiments of the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0030] In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the embodiments of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0031] In the embodiments of the present application, unless otherwise clearly specified and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements or the interaction relationship between two elements. For those skilled in the art, the specific meanings of the above terms in the embodiments of the present application can be understood according to the specific circumstances.

[0032] Referring to Figure 1 and Figure 2 , the present application provides an embodiment: a waterproof and high-temperature-resistant wire cable, comprising a cable body 1, an electric core 2 is arranged in the cable body 1, the electric core 2 is used for transmitting current, ensuring the normal power transmission function of the wire cable, a filling layer one 4 is arranged in the cable body 1, the filling layer one 4 is filled with ointment in the cable gap, effectively providing a waterproof protection, preventing moisture from entering the inside of the electric core 2, protecting the electric core 2 from being affected by dampness, thereby improving the waterproofness of the cable, the outer wall of the filling layer one 4 is fixedly connected with an inner protective layer 5, the inner protective layer 5 is made of silicon rubber high-temperature-resistant insulating material, which is used as a direct protective layer of the electric core 2, provides electrical insulation protection for the conductor, ensures the electrical insulation performance between the conductor and the external insulating material, and can also maintain the insulation effect in a high-temperature environment, the outer wall of the inner protective layer 5 is fixedly connected with a shielding layer one 6, the shielding layer one 6 is a tinned copper wire woven shielding layer, which forms a shielding structure by copper wire weaving, prevents external electromagnetic interference from entering the inside of the cable body 1, and at the same time plays a waterproof role to a certain extent, thereby improving the stability of the cable signal transmission, the outer wall of the shielding layer one 6 is fixedly connected with an outer protective layer 7, the outer protective layer 7 is made of glass fiber, which can provide further physical protection for the cable body 1, avoid the direct influence of moisture, high temperature and mechanical damage on the cable body 1, and at the same time play a double protection role of flame retardation, heat insulation and waterproof in a high-temperature environment, so that the cable body 1 can also maintain a working state in an extreme environment such as fire;

[0033] Specifically, the cable body 1 is carefully combined by a multi-layer structure to achieve excellent waterproof and high-temperature resistance performance, including the filling layer one 4, the inner protective layer 5, the shielding layer one 6 and the outer protective layer 7. First, the filling layer one 4 is filled with waterproof grease in the gap inside the cable to form a tight waterproof barrier, which can effectively block water from penetrating into the inner part of the battery 2, thereby protecting the battery 2 from water vapor in a humid environment and ensuring the stability of its electrical performance. Then, the inner protective layer 5 uses high-temperature-resistant silicone rubber as an insulating material to tightly wrap the innermost conductor of the cable. This layer of insulation 10 can withstand high temperatures and ensure the insulation effect between the conductor and the external insulating material, improving the electrical safety of the cable. Outside the inner protective layer 5, the shielding layer one 6 is woven with tinned copper wire, which plays an important role in electromagnetic shielding, effectively preventing external electromagnetic interference from entering the cable body 1 and maintaining stable signal transmission. At the same time, the shielding layer structure also has a certain waterproof effect, adding additional protection to the cable. The outermost outer protective layer 7 is made of high-temperature-resistant glass fiber material, which has excellent physical strength and provides further external protection for the cable body 1, effectively resisting the direct impact of water, high temperature and mechanical damage. In addition, glass fiber has the dual functions of flame retardation, heat insulation and waterproofing in high-temperature environments, ensuring that the cable can still operate in extreme conditions such as fire. Through the cooperation of these structure layers, the cable body 1 has strong waterproof and high-temperature resistance, ensuring stable and reliable operation in various harsh environments.

[0034] Referring to Figure 3, the cable body 1 is internally provided with a tensile rope 3, the tensil rope 3 is arranged and fixedly connected in the filling layer one 4 in a ring array, the arrangement of the tensile rope 3 can effectively improve the tensile property of the cable body 1, so that the cable can keep stable structure under the action of tension, prevent the cable body 1 from being damaged due to stretching, further improve the durability and service life of the cable, the wire core 8 is arranged in the electric core 2, the wire core 8 is the core part of conducting current, ensures that the cable can normally transmit power signal, the filling layer two 9 is arranged on the outer wall of the wire core 8, the filling layer two 9 is filled with heat-conducting material with excellent heat conductivity and insulation performance, can effectively help the electric core 2 to dissipate heat, prevent the wire core 8 from overheating due to high temperature, help to prolong the working time of the cable, the insulating layer 10 is arranged on the outer wall of the filling layer two 9, the insulating layer 10 is made of high-temperature-resistant material, effectively prevent moisture and other external substances from penetrating into the electric core 2, provide stable electrical performance protection, ensure the safe operation of the wire core 8, the shielding layer two 11 is fixedly connected to the outer wall of the insulating layer 10, the shielding layer two 11 is woven from aluminum foil material, is used for preventing the influence of external electromagnetic interference on the cable signal transmission, at the same time plays the role of shielding electromagnetic leakage, improves the signal stability and electrical safety of the electric core 2, the electric core 2 is composed of the wire core 8, the filling layer two 9, the insulating layer 10 and the shielding layer two 11, the wire core 8 is arranged and fixedly connected in the electric core 2 in a ring array, helps to uniformly distribute current in the electric core 2, ensures the stability of the overall operation of the cable;

[0035] Specifically, the cable body 1 is provided with a plurality of high-strength anti-tension ropes 3, which can significantly improve the overall tensile performance of the cable, ensuring that the cable can withstand greater tension during installation and use without being easily damaged. In the core part of the cable, the core 2 contains a plurality of fine structures, including the wire core 8, the filling layer two 9, the insulation layer 10 and the shielding layer two 11, which are combined to provide comprehensive protection and excellent performance for the core 2. Among them, the wire core 8 is the conductive core part of the cable, which transmits stable current. In order to improve the heat dissipation capacity of the core 2, the filling layer two 9 is filled with heat-conducting silica gel in the internal space of the core 2. The heat-conducting silica gel not only has excellent heat conductivity, which can effectively conduct the heat inside the core 2 to the outside, thereby helping the core 2 to dissipate heat quickly and preventing the wire core 8 from overheating due to continuous high temperature, but also has insulation properties to ensure that it does not interfere with electrical performance. Then, the insulation layer 10 is made of cross-linked polyethylene material, which has strong insulation performance and can effectively prevent the penetration of moisture and other external substances, providing more reliable electrical protection for the wire core 8 and prolonging the service life of the cable. In addition, the shielding layer two 11 is woven from aluminum foil, forming an effective electromagnetic shielding protection. This layer can prevent external electromagnetic interference from affecting the signal transmission of the cable, so that the cable can still maintain signal transmission stability in various complex environments. The overall design provides protection through anti-tension, heat conduction, insulation and shielding, ensuring that the cable body 1 can have excellent performance and long service life in high-demand application scenarios.

[0036] Working principle: when using the waterproof high temperature resistant wire cable, the cable body 1 is combined by the filling layer one 4, the inner protective layer 5, the shielding layer one 6 and the outer protective layer 7, the filling layer one 4 is filled with oil paste in the cable gap, provides a waterproof protection, prevents moisture from entering the inside of the battery core 2, protects the battery core 2 from the influence of damp, the inner protective layer 5 is a silicone rubber high temperature resistant insulating material, as the innermost insulating layer 10, directly wraps the conductor, ensures the electrical insulation performance between the conductor and the external insulating material, the shielding layer one 6 is a tinned copper wire braided shielding, prevents external electromagnetic interference from entering the inside of the cable body 1, also helps waterproof, improves the signal stability of the cable body 1, the outer protective layer 7 is made of glass fiber, provides further physical protection for the cable body 1, prevents the direct influence of moisture, high temperature and mechanical damage on the cable body 1, at the same time, can play the double protection role of flame retardation, heat insulation and waterproof in high temperature environment, makes the cable body 1 can keep working in extreme environment such as fire, and then improves the waterproof high temperature resistance of the cable body 1 through the cooperation, subsequently, the cable body 1 is provided with a plurality of anti-tension ropes 3, so as to improve the tensile property of the cable body 1, the battery core 2 is composed of the wire core 8, the filling layer two 9, the insulating layer 10 and the shielding layer two 11, the wire core 8 is the wire core 8, the filling layer two 9 is heat conductive silica gel, has excellent heat conductivity and insulation, can effectively help the internal heat dissipation of the battery core 2, prevents the wire core 8 from overheating due to high temperature, the insulating layer 10 is made of crosslinked polyethylene, prevents moisture and other external substances from penetrating, protects the electrical performance and service life of the wire core 8, the shielding layer two 11 is woven by aluminum foil, is used for preventing the influence of external electromagnetic interference on the cable signal transmission.

[0037] The above merely describes the preferred embodiment of the utility model, and does not limit the utility model, and any modification, equivalent replacement and improvement made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A waterproof and high temperature resistant wire and cable, comprising a cable body (1), characterized in that: The cable body (1) is provided with an electric core (2) inside, the cable body (1) is provided with a filling layer (4) inside, the outer wall of the filling layer (4) is fixedly connected to an inner protective layer (5), the outer wall of the inner protective layer (5) is fixedly connected to a shielding layer (6), and the outer wall of the shielding layer (6) is fixedly connected to an outer protective layer (7).

2. The waterproof and high temperature resistant wire and cable according to claim 1, characterized in that: The cable body (1) is composed of a filling layer (4), an inner protective layer (5), a shielding layer (6) and an outer protective layer (7).

3. The waterproof and high temperature resistant wire and cable according to claim 1, characterized in that: The cable body (1) is provided with anti-tension ropes (3) inside, and the anti-tension ropes (3) are arranged in a ring array and fixedly connected inside the filling layer (4).

4. The waterproof and high temperature resistant wire and cable according to claim 1, characterized in that: A wire core (8) is provided inside the battery core (2), and a second filling layer (9) is provided on the outer wall of the wire core (8).

5. The waterproof and high temperature resistant wire and cable according to claim 4, characterized in that: The outer wall of the second filling layer (9) is provided with an insulating layer (10), and the outer wall of the insulating layer (10) is fixedly connected with the second shielding layer (11).

6. The waterproof and high temperature resistant wire and cable according to claim 1, characterized in that: The battery core (2) is composed of a wire core (8), a second filling layer (9), an insulating layer (10) and a second shielding layer (11).

7. The waterproof and high temperature resistant wire and cable according to claim 4, characterized in that: The wire cores (8) are arranged in a ring array and fixedly connected inside the battery core (2).

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