High-flame-retardant low-temperature-resistant network cable

Abstract

The utility model discloses a high-flame-retardant low-temperature-resistant network cable, which relates to the technical field of network cables and comprises a plurality of internal cable cores, insulating layers arranged on the outer surfaces of the cable cores, shielding layers arranged on the outer surfaces of the insulating layers, and anti-extrusion assemblies arranged on the outer surfaces of the shielding layers. According to the high-flame-retardant and low-temperature-resistant network cable, through the arrangement of the anti-extrusion assembly, the reinforcing rings and the reinforcing columns, the interior of the network cable can be reinforced, when the network cable is subjected to external pressure, the network cable is prevented from being damaged, and the network cable is prevented from being damaged. According to the network cable, the internal cable cores can be protected through the reinforcing rings and the reinforcing columns, the pressure on the cable cores is reduced, the cable cores are prevented from being damaged in cooperation with the compression resistance effect of the sheath armor layer, the stability of signal transmission of the network cable body is improved, and the service life and practicability of the network cable are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of network cables, in particular to a highly flame-retardant and low-temperature-resistant network cable. Background Art

[0002] Network cables are network connection lines, which are the medium for transmitting information from one network device to another, and are the basic components of the network. As the application of network cables becomes more and more widespread, more and more network cables are used in various industries. In some special industries, such as construction, working conditions and machinery, the environment in which network cables are used is relatively harsh.

[0003] Existing network cables may be squeezed by external forces during use, but the network cables have no anti-extrusion protective parts. When the wire core inside the network cable is squeezed, the stability of the signal transmission of the network cable body will be affected, reducing the service life and practicality of the network cable. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a highly flame retardant and low-temperature resistant network cable, which solves the problem that the existing network cables may be squeezed by external forces during use. However, the network cable has no anti-extrusion protective parts. When the wire core inside the network cable is squeezed, it will affect the stability of the signal transmission of the network cable body, reducing the service life and practicality of the network cable.

[0005] To achieve the above purpose, the utility model is implemented through the following technical solutions: a highly flame-retardant and low-temperature resistant network cable, comprising a plurality of internal wire cores, the outer surfaces of the plurality of wire cores are all provided with an insulating layer, the outer surface of the insulating layer is provided with a shielding layer, and the outer surface of the shielding layer is provided with an anti-extrusion component;

[0006] The anti-extrusion component includes an inner jacket layer arranged on the outer surface of the shielding layer, the outer surface of the inner jacket layer is provided with a plurality of reinforcement rings, the side surface of the reinforcement ring is fixedly installed with a plurality of reinforcement columns in an annular array, the outer surface of the inner jacket layer is fixedly installed with a bearing sleeve, the interior of the bearing sleeve is provided with an annular groove, the reinforcement ring and the reinforcement column are placed inside the annular groove, the outer surface of the bearing sleeve is fixedly installed with a jacket armor layer, and the outer surface of the jacket armor layer is provided with an outer jacket layer.

[0007] Optionally, pillars are provided in the middle of several of the insulating layers, and blocking plates are fixedly installed in a circular array on the outer surfaces of the pillars, and the blocking plates are fixedly placed between two sides of the shielding layer.

[0008] Optionally, fillers are fixedly disposed on both side surfaces of the baffle plate, the number of the fillers is several, and the fillers are disposed on the inner side wall of the inner jacket layer.

[0009] Optionally, a low-temperature resistant component is provided on the outer surface of the anti-extrusion component, and the low-temperature resistant component includes a fluororubber layer fixedly mounted on the outer sheath layer.

[0010] Optionally, the outer surface of the fluororubber layer is provided with a polyethersulfone sheath, the outer surface of the polyethersulfone sheath is fixedly installed with a separator sleeve, and the outer surface of the separator sleeve is coated with polyurethane coating. By setting up the low-temperature resistant component, the network cable can work normally in an extremely cold environment without being affected, thereby improving the durability of the network cable.

[0011] Optionally, a high flame retardant component is provided on the outer surface of the low temperature resistant component, and the high flame retardant component includes a high flame retardant protective cover fixedly installed on the outer sheath layer.

[0012] Optionally, a storage groove is provided inside the highly flame-retardant protective sleeve, a plurality of thermoplastic elastic columns are arranged inside the storage groove, and silicone particles are arranged on one side of the thermoplastic elastic column. By setting the highly flame-retardant component, the possibility of fire spreading is greatly reduced, and the safety effect of network cable use is improved.

[0013] Optionally, the outer surface of the highly flame retardant component is provided with a wear-resistant layer, and the outer surface of the wear-resistant layer is provided with a plurality of wear-resistant particles. Through the setting of the wear-resistant layer, when the network cable slides on the ground, the wear resistance of the outer surface of the network cable can be improved, thereby improving the service life.

[0014] The utility model provides a highly flame-retardant and low-temperature-resistant network cable, which has the following beneficial effects:

[0015] The highly flame-retardant and low-temperature resistant network cable can reinforce the inside of the network cable by setting an anti-extrusion component and setting a reinforcement ring and a reinforcement column. When the network cable is subjected to external pressure, the internal wire core can be protected by the reinforcement ring and the reinforcement column, thereby reducing the pressure on the wire core. Combined with the compression effect of the sheath armor layer, damage to the wire core is avoided, the stability of signal transmission of the network cable body is improved, and the service life and practicality of the network cable are improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the barrier plate and filler of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the anti-extrusion component of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the wear-resistant layer and high flame-retardant components of the utility model.

[0020] In the figure: 1. wire core; 2. insulation layer; 3. shielding layer; 4. anti-extrusion component; 401. inner sheath layer; 402. reinforcement ring; 403. reinforcement column; 404. load-bearing sleeve; 405. sheath armor layer; 406. outer sheath layer; 5. pillar; 6. barrier plate; 7. wear-resistant layer; 8. filler; 9. high flame retardant component; 901. high flame retardant protective sleeve; 902. storage tank; 903. thermoplastic elastic column; 904. silica gel particles; 10. low temperature resistant component; 1001. fluororubber layer; 1002. polyethersulfone sheath; 1003. separation sleeve. DETAILED DESCRIPTION

[0021] Exemplary embodiments will be described in detail herein, examples of which are shown in the accompanying drawings. When the following description refers to the drawings, the same numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present disclosure. Instead, they are merely examples of devices consistent with some aspects of the present disclosure as detailed in the appended claims.

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figures 1 to 4 The utility model provides a technical solution: a highly flame-retardant and low-temperature resistant network cable, comprising a plurality of wire cores 1 inside, the outer surfaces of the plurality of wire cores 1 are all provided with an insulating layer 2, the outer surface of the insulating layer 2 is provided with a shielding layer 3, the outer surface of the shielding layer 3 is provided with an anti-extrusion component 4, the anti-extrusion component 4 comprises an inner sheath layer 401 arranged on the outer surface of the shielding layer 3, the outer surface of the inner sheath layer 401 is provided with a plurality of reinforcement rings 402, the side surface of the reinforcement ring 402 is fixedly installed with a plurality of reinforcement columns 403 in an annular array, the outer surface of the inner sheath layer 401 is fixedly installed with a bearing sleeve 404, the interior of the bearing sleeve 404 is provided with an annular groove, the reinforcement ring 402 and the reinforcement column 403 are placed inside the annular groove, the outer surface of the bearing sleeve 404 is fixedly installed with a sheath armor layer 405, and the outer surface of the sheath armor layer 405 is provided with an outer sheath layer 406.

[0024] like Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, as a preferred embodiment, on the basis of the above method, further, a plurality of insulating layers 2 are provided with pillars 5 in the middle, and a blocking plate 6 is fixedly installed in a circular array on the outer surface of the pillars 5. The blocking plate 6 is fixedly placed between the two sides of the shielding layer 3, and fillers 8 are fixedly provided on the two side surfaces of the blocking plate 6. The number of fillers 8 is several, and the fillers 8 are provided on the inner wall of the inner sheath layer 401.

[0025] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, as a preferred embodiment, on the basis of the above-mentioned method, further, the outer surface of the anti-extrusion component 4 is provided with a low-temperature resistant component 10, and the low-temperature resistant component 10 includes a fluororubber layer 1001 fixedly installed on the outer sheath layer 406, and the outer surface of the fluororubber layer 1001 is provided with a polyethersulfone sheath 1002, and the outer surface of the polyethersulfone sheath 1002 is fixedly installed with a separation sleeve 1003, and the outer surface of the separation sleeve 1003 is coated with a polyurethane coating. Through the arrangement of the low-temperature resistant component 10, the network cable can work normally in an extremely cold environment without being affected, thereby improving the durability of the network cable. The outer surface of the low-temperature resistant component 10 is provided with a high flame retardant component 9, The highly flame-retardant component 9 includes a highly flame-retardant protective sleeve 901 fixedly mounted on the outer sheath layer 406, a storage groove 902 is provided inside the highly flame-retardant protective sleeve 901, a plurality of thermoplastic elastic columns 903 are arranged inside the storage groove 902, and silica gel particles 904 are arranged on one side of the thermoplastic elastic column 903. Through the arrangement of the highly flame-retardant component 9, the possibility of fire spreading is greatly reduced, and the safety effect of network cable use is improved. The outer surface of the highly flame-retardant component 9 is provided with a wear-resistant layer 7, and the outer surface of the wear-resistant layer 7 is provided with a plurality of wear-resistant particles. Through the arrangement of the wear-resistant layer 7, when the network cable slides on the ground, the wear resistance of the outer surface of the network cable can be improved, thereby improving the service life.

[0026] In summary, when the highly flame-retardant and low-temperature-resistant network cable is in use, when the network cable is subjected to external pressure, the internal wire core 1 can be protected by the reinforcement ring 402 and the reinforcement column 403, thereby reducing the pressure on the wire core 1. Combined with the compression resistance of the sheath armor layer 405, the wire core 1 is prevented from being damaged, thereby improving the stability of the signal transmission of the network cable body, and improving the service life and practicality of the network cable. The durability of the network cable is improved by the arrangement of the inner sheath layer 401 and the outer sheath layer 406. By arranging the highly flame-retardant component 9, when the network cable encounters a fire or high temperature, the highly flame-retardant component 9 is not easy to burn or greatly reduces the possibility of fire spreading. By arranging the low-temperature-resistant component 10, the network cable can work normally in an extremely cold environment without being affected.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A highly flame-retardant and low-temperature-resistant network cable, comprising a plurality of internal wire cores (1), characterized in that: The outer surfaces of the plurality of wire cores (1) are all provided with an insulating layer (2), the outer surface of the insulating layer (2) is provided with a shielding layer (3), and the outer surface of the shielding layer (3) is provided with an anti-extrusion component (4); The anti-extrusion component (4) comprises an inner jacket layer (401) arranged on the outer surface of the shielding layer (3); a plurality of reinforcement rings (402) are arranged on the outer surface of the inner jacket layer (401); a plurality of reinforcement columns (403) in an annular array are fixedly mounted on the side surface of the reinforcement ring (402); a bearing sleeve (404) is fixedly mounted on the outer surface of the inner jacket layer (401); an annular groove is provided inside the bearing sleeve (404); the reinforcement ring (402) and the reinforcement column (403) are placed inside the annular groove; a sheath armor layer (405) is fixedly mounted on the outer surface of the bearing sleeve (404); and an outer jacket layer (406) is arranged on the outer surface of the sheath armor layer (405).

2. The highly flame-retardant and low-temperature-resistant network cable according to claim 1, characterized in that: A plurality of support pillars (5) are provided in the middle of the insulating layers (2), and a blocking plate (6) is fixedly mounted in a circular array on the outer surface of the support pillars (5), and the blocking plate (6) is fixedly placed between two sides of the shielding layer (3).

3. The highly flame-retardant and low-temperature-resistant network cable according to claim 2, characterized in that: Fillers (8) are fixedly arranged on both side surfaces of the baffle plate (6), the number of the fillers (8) is a plurality, and the fillers (8) are arranged on the inner side wall of the inner jacket layer (401).

4. The highly flame-retardant and low-temperature-resistant network cable according to claim 1, characterized in that: The outer surface of the anti-extrusion component (4) is provided with a low-temperature resistant component (10), and the low-temperature resistant component (10) comprises a fluororubber layer (1001) fixedly mounted on an outer sheath layer (406).

5. The highly flame-retardant and low-temperature-resistant network cable according to claim 4, characterized in that: The outer surface of the fluororubber layer (1001) is provided with a polyethersulfone sheath (1002), the outer surface of the polyethersulfone sheath (1002) is fixedly mounted with a separation sleeve (1003), and the outer surface of the separation sleeve (1003) is coated with a polyurethane coating.

6. The highly flame-retardant and low-temperature-resistant network cable according to claim 5, characterized in that: The outer surface of the low-temperature resistant component (10) is provided with a highly flame-retardant component (9), and the highly flame-retardant component (9) comprises a highly flame-retardant protective sleeve (901) fixedly mounted on the outer sheath layer (406).

7. The highly flame-retardant and low-temperature-resistant network cable according to claim 6, characterized in that: A storage groove (902) is provided inside the highly flame-retardant protective sleeve (901), a plurality of thermoplastic elastic columns (903) are arranged inside the storage groove (902), and silica gel particles (904) are arranged on one side of the thermoplastic elastic column (903).

8. The highly flame-retardant and low-temperature-resistant network cable according to claim 7, characterized in that: The outer surface of the highly flame-retardant component (9) is provided with a wear-resistant layer (7), and the outer surface of the wear-resistant layer (7) is provided with a plurality of wear-resistant particles.

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