Flexible fireproof cable

Abstract

The utility model discloses a flexible fireproof cable, relates to the technical field of flexible fireproof cables, solves the problems that some existing fireproof cables in the current market are usually made of metal materials, are not only high in price, but also short in service life, easy to rust and corrode and the like, and comprises a flat outer sheath, a shielding layer is arranged in the flat outer sheath, a plurality of partition plates are sequentially and fixedly installed in the shielding layer, a plurality of wire cores are sequentially arranged among the partition plates, insulating layers are arranged outside the wire cores in a sleeving mode, the insulating layers are made of environment-friendly materials, an inner sheath wraps the insulating layers, and the flat outer sheath and the inner sheath are both made of flexible materials. A fireproof layer is arranged outside the inner sheath, and the fireproof layer is made of various fireproof materials. According to the utility model, the flexible cable is made of flexible materials, has good flexibility and bendability, plays a good role in protecting the cable cores, has good fireproof performance and environmental protection performance, and can effectively avoid fire accidents.

Description

Technical Field

[0001] The utility model relates to the field of flexible fireproof cables, in particular to a flexible fireproof cable. Background Art

[0002] In recent years, due to the country's emphasis on environmental protection and fire safety, the research and development and design of the wire and cable industry have developed in the fields of environmental protection and safe use performance. Flexible fireproof cables can maintain power supply in a fire and withstand the impact of fire water spray and heavy objects falling. Therefore, they are widely used in the construction field with high environmental protection requirements and strict safety factor requirements in design.

[0003] There are some fire-resistant cables on the market, but they are usually made of metal materials, which are not only expensive but also have a short service life and are prone to rust and corrosion. Utility Model Content

[0004] In order to improve the problems of some fireproof cables currently available on the market, which are usually made of metal materials and are not only expensive but also have a short service life and are prone to rust and corrosion, the utility model provides a flexible fireproof cable.

[0005] The utility model provides a flexible fireproof cable, which adopts the following technical solution:

[0006] A flexible fireproof cable comprises a flat outer sheath, wherein a shielding layer is arranged inside the flat outer sheath, a plurality of partitions are fixedly installed in sequence inside the shielding layer, a plurality of wire cores are arranged in sequence between the plurality of partitions, and an insulating layer is sheathed outside the plurality of wire cores, and the insulating layer is made of environmentally friendly material.

[0007] By adopting the above technical solution, the environmentally friendly materials of the insulation layer are cross-linked polyethylene and polyvinyl chloride, and current leakage is prevented.

[0008] Optionally, the outside of the insulating layer is wrapped with an inner sheath, and both the flat outer sheath and the inner sheath are made of flexible materials.

[0009] By adopting the above technical solution, the flexible materials of the flat outer sheath and the inner sheath are polyvinyl chloride and polyethylene, which have good bendability and flexibility while protecting the cable.

[0010] Optionally, a fireproof layer is provided outside the inner sheath, and the fireproof layer is composed of a variety of fireproof materials.

[0011] By adopting the above technical solution, the material of the fireproof layer is mica and silicate, etc., which can effectively prevent the occurrence of fire accidents.

[0012] Optionally, a plurality of flexible compression-resistant strips are provided between the shielding layer and the fireproof layer, and a filling layer is filled between the shielding layer and the fireproof layer, and the filling layer is made of polytetrafluoroethylene material.

[0013] By adopting the above technical solution, the shielding layer is a mesh wire, which can effectively shield external interference.

[0014] Optionally, a carbon fiber braided layer is provided on the outside of the shielding layer, and a waterproof layer is provided between the carbon fiber braided layer and the flat outer sheath.

[0015] By adopting the above technical solution, the carbon fiber braided layer has extremely strong toughness and tensile resistance, which can improve the protective effect of the flat outer sheath, play a tensile effect on the wire core, and further enhance the tensile strength of the security cable, making the security cable less prone to damage.

[0016] Optionally, the top and the bottom of the flat outer sheath are both provided with dense wear-resistant protrusions, and both sides of the flat outer sheath are provided with wear-resistant rubber.

[0017] By adopting the above technical solution, the wear-resistant protrusion has an anti-slip effect, and the wear-resistant rubber can enhance the protection of the interior.

[0018] In summary, the utility model has the following beneficial effects:

[0019] 1. The utility model is made of flexible materials, has good flexibility and bendability, and is easy to install and use;

[0020] 2. The utility model is made of environmentally friendly materials and will not cause pollution to the environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 The utility model is a structural schematic diagram of a flexible fireproof cable.

[0022] Figure 2 The utility model is a structural schematic diagram of a flexible fireproof cable.

[0023] Figure 3 The utility model is a structural schematic diagram of a flexible fireproof cable.

[0024] Description of reference numerals:

[0025] 1. Flat outer sheath; 2. Shielding layer; 3. Partition; 4. Wire core; 5. Insulation layer; 6. Inner sheath; 7. Fireproof layer; 8. Flexible compression strip; 9. Filling layer; 10. Carbon fiber braided layer; 11. Waterproof layer; 12. Wear-resistant protrusion; 13. Wear-resistant rubber. DETAILED DESCRIPTION

[0026] The following is combined with Figure 1-3 This application is described in further detail.

[0027] Please refer to Figure 1-3A flexible fireproof cable comprises a flat outer sheath 1, a shielding layer 2 is arranged inside the flat outer sheath 1, a plurality of partitions 3 are fixedly installed in sequence inside the shielding layer 2, a plurality of cores 4 are arranged between the plurality of partitions 3, and an insulating layer 5 is arranged outside the plurality of cores 4, and the insulating layer 5 is made of environmentally friendly material.

[0028] Reference Figure 1 and Figure 2 The outside of the insulating layer 5 is wrapped with an inner sheath 6, the flat outer sheath 1 and the inner sheath 6 are both made of flexible materials, a fireproof layer 7 is arranged outside the inner sheath 6, and the fireproof layer 7 is composed of a variety of fireproof materials, a plurality of flexible compression strips 8 are arranged between the shielding layer 2 and the fireproof layer 7, and a filling layer 9 is filled between the shielding layer 2 and the fireproof layer 7, and the filling layer 9 is made of polytetrafluoroethylene material.

[0029] Reference Figure 2 and Figure 3 A carbon fiber braided layer 10 is provided on the outside of the shielding layer 2, a waterproof layer 11 is provided between the carbon fiber braided layer 10 and the flat outer sheath 1, dense wear-resistant protrusions 12 are provided on the top and bottom of the flat outer sheath 1, and wear-resistant rubber 13 is provided on both sides of the flat outer sheath 1.

[0030] The implementation principle of the utility model is: through the arrangement of the flexible compression strip 8, the flat outer sheath 1 and the inner sheath 6, while strengthening the protection of the cable, it has good bendability and flexibility, the carbon fiber braided layer 10 has extremely strong toughness and tensile resistance, thereby improving the protective effect of the flat outer sheath 1, and playing a tensile role on the wire core 4, thereby enhancing the tensile strength of the security cable, making the security cable not easy to be damaged, the wear-resistant protrusion 12 has an anti-slip effect, and the wear-resistant rubber 13 can strengthen the protection of the interior, and the environmentally friendly materials of the insulating layer 5 are cross-linked polyethylene and polyvinyl chloride, and current leakage can be prevented.

[0031] The above are all preferred embodiments of the present utility model, and are not intended to limit the protection scope of the present utility model. Therefore, any equivalent changes made based on the structure, shape, and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A flexible fire-resistant cable, comprising a flat outer sheath (1), characterized in that: A shielding layer (2) is provided inside the flat outer sheath (1), a plurality of partitions (3) are fixedly installed in sequence inside the shielding layer (2), a plurality of wire cores (4) are provided in sequence between the plurality of partitions (3), and an insulating layer (5) is provided outside the plurality of wire cores (4), and the insulating layer (5) is made of an environmentally friendly material.

2. A flexible fireproof cable according to claim 1, characterized in that: The outer portion of the insulating layer (5) is wrapped with an inner sheath (6), and the flat outer sheath (1) and the inner sheath (6) are both made of flexible materials.

3. A flexible fireproof cable according to claim 2, characterized in that: The inner sheath (6) is provided with a fireproof layer (7) outside, and the fireproof layer (7) is composed of a variety of fireproof materials.

4. A flexible fireproof cable according to claim 3, characterized in that: A plurality of flexible anti-pressure strips (8) are provided between the shielding layer (2) and the fireproof layer (7), and a filling layer (9) is filled between the shielding layer (2) and the fireproof layer (7), wherein the filling layer (9) is made of polytetrafluoroethylene material.

5. A flexible fireproof cable according to claim 1, characterized in that: A carbon fiber braided layer (10) is provided outside the shielding layer (2), and a waterproof layer (11) is provided between the carbon fiber braided layer (10) and the flat outer sheath (1).

6. A flexible fireproof cable according to claim 1, characterized in that: The top and bottom of the flat outer sheath (1) are both provided with dense wear-resistant protrusions (12), and both sides of the flat outer sheath (1) are provided with wear-resistant rubber (13).

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