Novel corrosion-resistant weather-proof cable

Abstract

The utility model discloses a novel corrosion-resistant weather-proof cable. The novel corrosion-resistant weather-proof cable comprises a cable body and a fixing assembly which is detachably arranged outside the cable body, the cable body comprises an outer sheath, a flame-retardant layer is fixedly arranged in the outer sheath, a weather-proof layer is fixedly arranged in the flame-retardant layer, an anti-corrosion layer is arranged on the inner wall of the weather-proof layer, a filling layer is arranged in the anti-corrosion layer, and a wire core group is arranged in the filling layer; the fixing assembly comprises fixing rings and connecting pieces, the fixing rings are arranged outside the outer sheath in a sleeving mode, the connecting pieces are fixedly arranged between the adjacent fixing rings, circular truncated cone pieces are fixedly arranged at the bottoms of the fixing rings through connecting blocks, adhesive layers are arranged at the bottoms of the circular truncated cone pieces, release paper is arranged at the bottoms of the adhesive layers, tearing is facilitated, and the adhesive fixing effect is achieved. The utility model belongs to the technical field of cables, and particularly provides a novel corrosion-resistant weather-proof cable, which is used for solving the problems of poor corrosion-resistant weather-proof performance, inconvenience in bending, inconvenience in installation and fixation of a cable in the prior art.

Description

TECHNICAL FIELD

[0001] The utility model belongs to cable technical field, specifically point to a kind of novel corrosion-resistant weather cable. BACKGROUND

[0002] Cable is a kind of electric energy or signal transmission device, usually by several or several groups of wires, each group of wires is insulated from each other, and it is usually twisted around a center, the whole outside is covered with highly insulated covering layer, cable has the characteristics of internal power supply, external insulation.

[0003] In the use place of cable, according to the different external environment of place, different nature cable is required, especially in relatively harsh environment, the weather resistance of cable needs to be improved, so that it can be used stably in the environment. Moreover, the traditional cable is not conducive to bending, and the cable surface usually has no mounting structure, which is not convenient for subsequent installation work. UTILITY MODEL CONTENT

[0004] In view of the above situation, in order to overcome the defects of prior art, the utility model provides a novel corrosion-resistant weather cable, which is used to solve the problems of poor corrosion resistance and weather resistance of cable in prior art, and inconvenient bending and installation.

[0005] The technical scheme adopted in the application is as follows:

[0006] The scheme provides a novel corrosion-resistant weather cable, which comprises a cable body and a fixing assembly detachably arranged outside the cable body.

[0007] The cable body comprises an outer sheath, a fire-retardant layer is fixedly arranged inside the outer sheath, a weather-resistant layer is fixedly arranged inside the fire-retardant layer, a corrosion-resistant layer is arranged on the inner wall of the weather-resistant layer, a filling layer is arranged inside the corrosion-resistant layer, and a wire core group is arranged inside the filling layer.

[0008] Preferably, the fixing assembly comprises fixing rings and connecting pieces, the fixing rings are sleeved outside the outer sheath, the connecting pieces are fixedly arranged between adjacent fixing rings, a circular table piece is fixedly arranged on the bottom of the fixing ring through a connecting block, a glue layer is arranged on the bottom of the circular table piece, and release paper is arranged on the bottom of the glue layer, so as to realize the effect of glue fixing by tearing off.

[0009] In the preferred scheme, three groups of connecting pieces are uniformly arranged between adjacent two groups of fixing rings, the connecting pieces are soft rubber strips, and the fixing rings are plastic rings.

[0010] Further, the weather-resistant layer comprises a first weather-resistant layer and a second weather-resistant layer, the first weather-resistant layer is fixedly arranged on the inner surface of the fire-retardant layer, and the second weather-resistant layer is fixedly arranged on the inner surface of the first weather-resistant layer.

[0011] As a preferred solution, the flame-retardant layer is made of low-smoke halogen-free polyolefin flame-retardant material, the first weather-resistant layer is made of polyester fiber weather-resistant rubber, and the second weather-resistant layer is made of PP modified weather-resistant resin.

[0012] Preferably, the wire core group comprises a plurality of groups of wires arranged in a cluster, and an insulating layer is arranged outside each group of wires, and the filling layer is internally provided with a reinforcing rib, which is arranged in a semicircle and extends along the direction of the cable body.

[0013] As a preferred solution, the outer sheath, the insulating layer and the filling layer are all made of ethylene-propylene rubber, and the anticorrosion layer is made of polyperfluoroethylene propylene.

[0014] The utility model discloses the following beneficial effects are obtained by adopting the above structure:

[0015] 1. Through the design of the interlayer structure of the cable body, the first weather-resistant layer and the second weather-resistant layer are provided, and the flame-retardant layer and the anticorrosion layer are provided, which significantly improves the corrosion resistance and weather resistance of the cable and prolongs the service life of the cable.

[0016] 2. By providing the fixing assembly, the connecting piece is convenient to bend and use, the fixing assembly is arranged outside the cable, the installation process of the cable is simplified, and the fixing effect is achieved by using the adhesive layer, thereby improving the installation efficiency. DRAWINGS

[0017] Figure 1 The overall structure of the novel corrosion-resistant and weather-resistant cable provided by the present solution is shown in the figure.

[0018] Figure 2 The cross-sectional view provided by the present solution is shown in the figure.

[0019] Figure 3 The front view of the present solution is shown in the figure. Figure 1

[0020] The meanings of the reference signs in the drawings are as follows:

[0021] 1. Cable body, 2. Fixing assembly.

[0022] 11. Outer sheath, 12. Flame-retardant layer, 13. First weather-resistant layer, 14. Second weather-resistant layer, 15. Anticorrosion layer, 16. Filling layer, 17. Wire core group, 18. Insulating layer, 19. Reinforcing rib.

[0023] 21. Fixing ring, 22. Connecting piece, 23. Connecting block, 24. Circular table piece, 25. Adhesive layer, 26. Release paper, 27. Anti-skid pad. DETAILED DESCRIPTION ​

[0024] The technical scheme in the embodiments of the utility model will be described clearly and completely in connection with the drawings in the embodiments of the utility model.

[0025] Embodiment 1

[0026] Please refer to Figure 1 As shown in the figure, the embodiment provides a novel corrosion-resistant and weather-resistant cable, which comprises a cable body 1, the cable body 1 comprises an outer sheath 11, a fire-retardant layer 12 is fixedly arranged inside the outer sheath 11, a weather-resistant layer is fixedly arranged inside the fire-retardant layer 12, a corrosion-resistant layer is arranged on the inner wall of the weather-resistant layer, a filling layer 16 is arranged inside the corrosion-resistant layer, and a wire core group 17 is arranged inside the filling layer 16.

[0027] In the specific scheme composition, the weather-resistant layer comprises a first weather-resistant layer 13 and a second weather-resistant layer 14, the first weather-resistant layer 13 is fixedly arranged on the inner surface of the fire-retardant layer 12, and the second weather-resistant layer 14 is fixedly arranged on the inner surface of the first weather-resistant layer 13. The wire core group 17 comprises a plurality of groups of bundled wires, an insulating layer 18 is arranged outside each group of wires, and a reinforcing rib is arranged inside the filling layer 16, the reinforcing rib is arranged in a semicircular shape and extends along the direction of the cable body 1, and can play a supporting effect when being bent, thereby improving the folding resistance.

[0028] As a preferred scheme, the fire-retardant layer 12 is made of low-smoke halogen-free polyolefin fire-retardant material, the first weather-resistant layer 13 is made of polyester fiber weather-resistant rubber, the second weather-resistant layer 14 is made of PP modified weather-resistant resin, the outer sheath 11, the insulating layer 18 and the filling layer 16 are all made of ethylene-propylene rubber, and the corrosion-resistant layer is made of polyperfluoroethylene propylene.

[0029] Through the above-mentioned structure composition, by using the design of interlayer structure, the insulating protection effect is played on the wire core group 17, at the same time, by using the multi-layer weather-resistant layer of the first weather-resistant layer 13 and the second weather-resistant layer 14, and the arrangement of the fire-retardant layer 12 and the corrosion-resistant layer, the corrosion resistance and weather resistance of the cable are significantly improved, and the service life of the cable is prolonged.

[0030] Embodiment 2

[0031] Reference Figure 1 and Figure 2 As shown in the figure, in order to improve the convenience of installation, a detachable fixing assembly 2 is arranged outside the cable body 1.

[0032] The fixing assembly 2 comprises fixing rings 21 and connecting pieces 22, the fixing rings 21 are sleeved on the outside of the outer sheath 11, the connecting pieces 22 are fixed between adjacent fixing rings 21, the bottom of the fixing ring 21 is fixed with a circular table piece 24 through a connecting block 23, the bottom of the circular table piece 24 is provided with a glue layer 25, and the bottom of the glue layer 25 is provided with release paper 26, so that the glue fixing effect can be achieved by tearing off.

[0033] In the preferred scheme, three groups of the connecting pieces 22 are evenly arranged between adjacent two groups of the fixing rings 21, the connecting pieces 22 are soft rubber strips, and the fixing rings 21 are plastic circular rings.

[0034] As a further embodiment, the inner bottom of the fixing ring 21 is provided with a rubber anti-skid pad 27, the friction force can be increased, and thus the tightness between the fixing ring 21 and the outer sheath 11 can be improved.

[0035] When the utility model is used, the fixing assembly 2 is arranged on the outside of the cable, the installation process of the cable is simplified, the release paper 26 is only needed to be removed, the fixing effect is achieved by the glue layer 25, and the installation efficiency is improved.

[0036] It should be noted that, although the embodiments of the utility model have been shown and described, for those skilled in the art, similar structural modes and embodiments can be designed without departing from the creative purpose of the utility model, and all should belong to the protection scope of the utility model.

Claims

1. A novel corrosion and weather resistant cable comprising a cable body (1) characterized by: It also includes a fixed assembly (2) detachably arranged outside the cable body (1); The cable body (1) comprises an outer sheath (11), a fire-retardant layer (12) is fixedly arranged inside the outer sheath (11), a weather-resistant layer is fixedly arranged inside the fire-retardant layer (12), a corrosion-resistant layer (15) is arranged on the inner wall of the weather-resistant layer, a filling layer (16) is arranged inside the corrosion-resistant layer (15), and a wire core group (17) is arranged inside the filling layer (16); The fixed assembly (2) comprises a fixed ring (21) and a connecting piece (22), the fixed ring (21) is sleeved outside the outer sheath (11), the connecting piece (22) is fixedly arranged between adjacent fixed rings (21), the bottom of the fixed ring (21) is fixedly provided with a circular truncated cone piece (24) through a connecting block (23), the bottom of the circular truncated cone piece (24) is provided with a glue layer (25), and the bottom of the glue layer (25) is provided with release paper (26).

2. A novel corrosion and weather resistant cable as claimed in claim 1, wherein: Three groups of connecting pieces (22) are uniformly arranged between adjacent two groups of fixed rings (21), the connecting piece (22) is a soft rubber strip, and the fixed ring (21) is a plastic circular ring.

3. A novel corrosion and weather resistant cable as claimed in claim 1, wherein: The weather-resistant layer comprises a first weather-resistant layer (13) and a second weather-resistant layer (14), the first weather-resistant layer (13) is fixedly arranged on the inner surface of the fire-retardant layer (12), and the second weather-resistant layer (14) is fixedly arranged on the inner surface of the first weather-resistant layer (13).

4. A novel corrosion and weather resistant cable as claimed in claim 3, wherein: The fire-retardant layer (12) is made of low-smoke halogen-free polyolefin fire-retardant material, the first weather-resistant layer (13) is made of polyester fiber weather-resistant rubber, and the second weather-resistant layer (14) is made of PP modified weather-resistant resin.

5. A novel corrosion and weather resistant cable as claimed in claim 4, wherein: The wire core group (17) comprises a plurality of groups of bundled arranged wires, an insulating layer (18) is arranged outside each group of wires, a reinforcing rib (19) is arranged inside the filling layer (16), the reinforcing rib (19) is arranged in a semicircular shape and extends in the direction of the cable body (1).

6. A novel corrosion and weather resistant cable as claimed in claim 5, wherein: The outer sheath (11), the insulating layer (18) and the filling layer (16) are all made of ethylene-propylene rubber, and the corrosion-resistant layer (15) is made of polyperfluoroethylene.

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