Flame-retardant corrosion-resistant cable

Abstract

The utility model discloses a flame-retardant corrosion-resistant cable, which belongs to the technical field of cables and comprises a sheath, the inner wall of the sheath is fixedly connected with a filling layer, conductors arranged at equal intervals are mounted in the filling layer, and the sheath comprises an insulating layer, a shielding layer, an inner fireproof layer, an inner waterproof layer, an inner lining layer, a corrosion-resistant layer, an outer waterproof layer and an outer fireproof layer. The outer surface of the sheath is fixedly connected with anti-skid protruding points which are arranged in an annular mode, the outer surface of the insulating layer is connected with the shielding layer, and through cooperation of the inner fireproof layer, the outer fireproof layer, the inner waterproof layer and the outer waterproof layer, the cable can have the waterproof effect and the fireproof effect; according to the anti-skid cable, the cable is provided with the inner lining layer, the insulating layer and the anti-corrosion layer, so that the cable has the insulation characteristic and the anti-corrosion effect, and the cable has the anti-skid characteristic and the power or signal transmission of the cable is more stable due to the arrangement of the anti-skid salient points and the shielding layer.

Description

Technical Field

[0001] The utility model relates to the technical field of cables, in particular to a flame-retardant and corrosion-resistant cable. Background Technique

[0002] Cables are usually composed of several or several groups of wires. A cable refers to a wire made of one or more insulated conductors and an outer insulating protective layer, which transmits electricity or information from one place to another. There are power cables, control cables, compensating cables, shielded cables, high-temperature cables, computer cables, signal cables, coaxial cables, fire-resistant cables, marine cables, mining cables, and aluminum alloy cables, etc. Cables can be divided into DC cables and AC cables according to the system of photovoltaic power stations. Cable winding equipment is one of the commonly used equipment in cable processing. Cables are usually composed of several or several groups of wires. They are made of one or more insulated conductors and an outer insulating protective layer, which is a wire that transmits electricity or information from one place to another.

[0003] At present, the flame-retardant and corrosion-resistant effects of cables are poor, resulting in easy corrosion and damage by external high temperatures after long-term use, thus reducing the service life of cables. Therefore, those skilled in the art have provided a flame-retardant and corrosion-resistant cable to solve the problems raised in the above background technique. Content of the Utility Model

[0004] The purpose of the utility model is to provide a flame-retardant and corrosion-resistant cable to solve the problems raised in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solutions:

[0006] A flame-retardant and corrosion-resistant cable includes a sheath. The inner wall of the sheath is fixedly connected with a filling layer. Conductors arranged at equal distances are installed inside the filling layer. The sheath includes an insulating layer, a shielding layer, an inner fireproof layer, an inner waterproof layer, a lining layer, an anti-corrosion layer, an outer waterproof layer, and an outer fireproof layer. The outer surface of the sheath is fixedly connected with annularly arranged anti-slip bumps.

[0007] As a further scheme of the utility model: The outer surface of the insulating layer is connected to the shielding layer, and the outer surface of the shielding layer is connected to the inner fireproof layer.

[0008] As a further scheme of the utility model: The outer surface of the inner fireproof layer is connected to the inner waterproof layer, and the outer surface of the inner waterproof layer is connected to the lining layer.

[0009] As a further scheme of the utility model: The outer surface of the lining layer is connected to the anti-corrosion layer, and the outer surface of the anti-corrosion layer is connected to the outer waterproof layer.

[0010] As a further solution of the present utility model: the outer surface of the outer waterproof layer is connected to the outer fireproof layer, and the shielding layer is made of tin foil.

[0011] As a further solution of the present utility model: the anticorrosion layer is made of polytetrafluoroethylene material, and the inner lining layer is an insulating film.

[0012] As a further solution of the present utility model: the inner fireproof layer is a silicone rubber fiber cloth, and the outer fireproof layer is made by repeatedly brushing fireproof paint.

[0013] As a further solution of the present utility model: the inner waterproof layer is a waterproof and breathable film, and the outer waterproof layer is a polyurethane paint layer.

[0014] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0015] This flame-retardant and corrosion-resistant cable, through the cooperation of the inner fireproof layer, outer fireproof layer, inner waterproof layer and outer waterproof layer, can not only make the cable have a waterproof effect, but also make the cable have a fireproof effect. The setting of the inner lining layer, insulating layer and anticorrosion layer can not only make the cable have an insulating characteristic, but also make the cable have an anticorrosion effect. The setting of the anti-slip bumps and the shielding layer can not only make the cable have an anti-slip characteristic, but also make the transmission of electricity or signals of the cable more stable. Brief Description of the Drawings

[0016] Figure 1 It is a three-dimensional structural schematic diagram of a flame-retardant and corrosion-resistant cable;

[0017] Figure 2 It is a top view of a flame-retardant and corrosion-resistant cable;

[0018] Figure 3 It is a front sectional view of the sheath in a flame-retardant and corrosion-resistant cable;

[0019] Figure 4 It is in a flame-retardant and corrosion-resistant cable Figure 3 It is a partial enlarged structural schematic diagram at A.

[0020] In the figure: 1. Sheath; 2. Filling layer; 3. Conductor; 4. Anti-slip bumps; 101. Insulating layer; 102. Shielding layer; 103. Inner fireproof layer; 104. Inner waterproof layer; 105. Inner lining layer; 106. Anticorrosion layer; 107. Outer waterproof layer; 108. Outer fireproof layer. Detailed Description of the Invention

[0021] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be construed as a limitation to the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first", "second", etc. may explicitly or implicitly include one or more of such features. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality" is two or more.

[0022] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installation", "connection", and "coupling" should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood through specific circumstances.

[0023] Please refer to Figures 1 to 4 , in an embodiment of the present utility model, a flame-retardant and corrosion-resistant cable includes a sheath 1. A filling layer 2 is fixedly connected to the inner wall of the sheath 1. Conductors 3 arranged at equal intervals are installed inside the filling layer 2. The sheath 1 includes an insulating layer 101, a shielding layer 102, an inner fireproof layer 103, an inner waterproof layer 104, a lining layer 105, an anti-corrosion layer 106, an outer waterproof layer 107, and an outer fireproof layer 108. Annularly arranged anti-slip bumps 4 are fixedly connected to the outer surface of the sheath 1, which can enable the cable to have the characteristics of both anti-corrosion and fireproof, thus solving the problem that the current cable has poor flame-retardant and corrosion-resistant effects, resulting in easy corrosion and damage by external high temperatures after long-term use, thereby reducing the service life of the cable.

[0024] The outer surface of the insulating layer 101 is connected to the shielding layer 102, the outer surface of the shielding layer 102 is connected to the inner fireproof layer 103, the outer surface of the inner fireproof layer 103 is connected to the inner waterproof layer 104, and the outer surface of the inner waterproof layer 104 is connected to the lining layer 105, which can enable the cable to have the characteristics of waterproof and fireproof. The outer surface of the lining layer 105 is connected to the anti-corrosion layer 106, and the outer surface of the anti-corrosion layer 106 is connected to the outer waterproof layer 107, which can enable the cable to have the characteristic of anti-corrosion.

[0025] The outer surface of the outer waterproof layer 107 is connected to the outer fireproof layer 108. The shielding layer 102 is made of tinfoil. The anti-corrosion layer 106 is made of polytetrafluoroethylene. The inner lining layer 105 is an insulating film, which can make the anti-corrosion effect of the cable better. The inner fireproof layer 103 is a silicone rubber fiber cloth. The outer fireproof layer 108 is made by repeatedly brushing fireproof paint. The inner waterproof layer 104 is a waterproof and breathable film. The outer waterproof layer 107 is a polyurethane paint layer, which can make the waterproof effect of the cable better.

[0026] The working principle of the present utility model is as follows: First, during the operation of the cable, the shielding layer 102 can block external signals. The settings of the inner fireproof layer 103, the inner waterproof layer 104, the outer waterproof layer 107, and the outer fireproof layer 108 can prevent external water and fire from damaging the cable. The anti-corrosion layer 106 can prevent external corrosive liquids from damaging the cable. The insulating layer 101 can prevent the cable from leaking electricity, thereby causing damage to the cable.

[0027] The above is only the preferred specific implementation mode of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution and the inventive concept of the present utility model, makes equivalent substitutions or changes, and should be covered within the protection scope of the present utility model. For those skilled in the art, it is obvious that the present utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic characteristics of the present utility model. Therefore, in any aspect, the embodiments should be regarded as exemplary and non-limiting. The scope of the present utility model is defined by the appended claims rather than the above description. Therefore, it is intended to include all changes within the meaning and scope of the equivalent elements of the claims in the present utility model. Any reference signs in the claims should not be regarded as limiting the claimed rights.

[0028] In addition, it should be understood that although this specification is described according to the implementation modes, not every implementation mode only contains an independent technical solution. This narrative way of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A flame-retardant and corrosion-resistant cable, comprising a sheath (1), characterized in that, The inner wall of the sheath (1) is fixedly connected with a filling layer (2), and conductors (3) arranged at equal distances are installed inside the filling layer (2). The sheath (1) includes an insulating layer (101), a shielding layer (102), an inner fireproof layer (103), an inner waterproof layer (104), a lining layer (105), an anticorrosive layer (106), an outer waterproof layer (107), and an outer fireproof layer (108). Anti-slip bumps (4) arranged in a ring are fixedly connected to the outer surface of the sheath (1).

2. The flame-retardant and corrosion-resistant cable according to claim 1, characterized in that, The outer surface of the insulating layer (101) is connected to the shielding layer (102), and the outer surface of the shielding layer (102) is connected to the inner fireproof layer (103).

3. A flame-retardant and corrosion-resistant cable according to claim 1, characterized in that, The outer surface of the inner fireproof layer (103) is connected to the inner waterproof layer (104), and the outer surface of the inner waterproof layer (104) is connected to the lining layer (105).

4. A flame-retardant and corrosion-resistant cable according to claim 1, characterized in that, The outer surface of the lining layer (105) is connected to the anticorrosive layer (106), and the outer surface of the anticorrosive layer (106) is connected to the outer waterproof layer (107).

5. A flame-retardant and corrosion-resistant cable according to claim 1, characterized in that, The outer surface of the outer waterproof layer (107) is connected to the outer fireproof layer (108), and the shielding layer (102) is made of tinfoil.

6. A flame-retardant and corrosion-resistant cable according to claim 1, characterized in that, The anticorrosive layer (106) is made of polytetrafluoroethylene material, and the lining layer (105) is an insulating film.

7. A flame-retardant and corrosion-resistant cable according to claim 1, characterized in that, The inner fireproof layer (103) is made of silicone rubber fiber cloth, and the outer fireproof layer (108) is made by repeatedly brushing fireproof paint.

8. A flame-retardant and corrosion-resistant cable according to claim 1, wherein, The inner waterproof layer (104) is a waterproof and breathable film, and the outer waterproof layer (107) is a polyurethane coating layer.

Images