Wear-resistant and corrosion-resistant outdoor cable

Abstract

The utility model discloses a wear-resistant and corrosion-resistant outdoor cable, relates to the technical field of cable structures, and aims to solve the problem that a conventional cable is easy to be corroded due to the fact that water seepage is easy to occur when the cable is worn. The cable core is composed of a wire core and a filling layer, the wire core comprises a conductor, a shielding layer and a wear-resistant and anti-corrosion layer, the wear-resistant and anti-corrosion layer comprises a silica gel sheath and an anti-corrosion coating, a belting layer is arranged outside the filling layer, a protective layer is arranged outside the belting layer, an armor layer is arranged outside the protective layer, and a sheath layer is arranged outside the armor layer. The outer portion of the armor layer is provided with the outer sheath, the armor layer wraps the outer portion of the protection layer, the outer sheath extrudes the outer portion of the armor layer, the inner wall of the outer sheath is internally provided with a plurality of buffer protection grooves, and the plurality of buffer protection grooves are uniformly distributed in the inner wall of the outer sheath. And the outer sheath is made of polyvinyl chloride.

Description

TECHNICAL FIELD

[0001] The utility model relates to cable structure technical field, concretely is a kind of wear-resistant anticorrosive outdoor cable. BACKGROUND

[0002] Outdoor cable, simply speaking, cable used outdoors, because most suitable for use outdoors and therefore called outdoor cable, it is durable, can withstand wind and sun, cold and frost, thick outer package, with pressure resistance, corrosion resistance, tensile and some mechanical properties, environmental characteristics.

[0003] By searching, the patent announcement No.CN217880904U discloses a kind of high wear-resistant anticorrosive outdoor cable, which is composed of cable core and outer sheath, the cable core is circumferentially surrounded by a plurality of fan-shaped cable core monomers, the cable core monomer includes fan-shaped isolation layer, the inner side of the isolation layer is provided with conductor, the gap between the conductor and the isolation layer is the first filling layer filled with compression-resistant material;The outer side of the cable core is circumferentially distributed with a plurality of compression-resistant support plates, the inner side of the compression-resistant support plate is provided with positioning strip, the gap between adjacent two isolation layers is the second filling layer filled with fireproof material;The outer side of a plurality of compression-resistant support plates is sequentially wrapped with inner protective layer, strength protective layer, anticorrosive layer and high wear-resistant coating layer.The utility model fully considers the compression resistance, strength, corrosion resistance, wear resistance and other performance characteristics of outdoor cable, and can well meet the high-voltage use requirements of outdoor, especially underground environment.

[0004] However, the existing cable is prone to water seepage when it is worn, which makes the cable vulnerable to corrosion, so there is an urgent need for a wear-resistant anticorrosive outdoor cable to solve these problems. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide a kind of wear-resistant anticorrosive outdoor cable to solve the problems of the existing cable prone to water seepage when it is worn, which makes the cable vulnerable to corrosion as proposed in the above background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of wear-resistant anticorrosive outdoor cable, including cable core, the cable core is composed of wire core and filling layer, the wire core includes conductor, shielding layer and wear-resistant anticorrosive layer, the wear-resistant anticorrosive layer includes silica gel sheath and anticorrosive paint, the outer portion of the filling layer is provided with wrapping layer, the outer portion of the wrapping layer is provided with protective layer, the outer portion of the protective layer is provided with armored layer, the outer portion of the armored layer is provided with outer sheath.

[0007] Preferably, the filling layer is located around the outer portion of the wire core, and the filling layer is made of glass fiber.

[0008] Preferably, the conductor is twisted by several copper wires, the shielding layer is wrapped outside the conductor by an aluminum metal strip, and the wear-resistant anticorrosive layer is extruded outside the shielding layer.

[0009] Preferably, the inner side of the outer wall of the silica gel sheath is provided with recessed holes, the anticorrosive paint is sprayed on the outer side of the silica gel sheath through a spraying process, the anticorrosive paint is epoxy resin, and the thickness of the anticorrosive paint is 1-1.5 mm.

[0010] Preferably, the wrapping layer is a mica tape, and the wrapping layer is wrapped outside the filling layer.

[0011] Preferably, the protective layer comprises a polyethylene sheath and a waterproof paint, the protective layer is extruded outside the wrapping layer, the outer side of the polyethylene sheath is provided with the waterproof paint, the waterproof paint is sprayed and formed by a spraying process, and the thickness of the waterproof paint is 0.5-1 mm.

[0012] Preferably, the armor layer is wrapped outside the protective layer, the outer sheath is extruded outside the armor layer, the inner side of the inner wall of the outer sheath is provided with buffer protection recesses, the buffer protection recesses are provided in plurality, the plurality of buffer protection recesses are uniformly distributed on the inner side of the inner wall of the outer sheath, and the material of the outer sheath is polyvinyl chloride.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1.The wear-resistant and anticorrosive outdoor cable, the wear-resistant anticorrosive layer comprises anticorrosive paint and a silica gel sheath, the anticorrosive paint is sprayed on the outer side of the silica gel sheath through a spraying process, so that the wear-resistant anticorrosive layer has better wear resistance and corrosion resistance, the protective layer comprises a polyethylene sheath and a waterproof paint, the waterproof paint is sprayed on the outer side of the polyethylene sheath, so that the polyethylene sheath is prevented from being corroded by water.

[0015] 2.The wear-resistant and anticorrosive outdoor cable, the inner side of the inner wall of the outer sheath is provided with buffer protection recesses, the buffer protection recesses can be deformed when the cable is subjected to extrusion, so that the cable is well protected, the outer sheath is prevented from being damaged due to extrusion, and the polyvinyl chloride outer sheath can make the cable have good wear resistance. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a sectional view of the utility model as a whole.

[0017] Figure 2 It is a partial schematic view of the wear-resistant and anticorrosive layer of the utility model.

[0018] Figure 3The protective layer of the utility model is a sectional view.

[0019] Figure 4 The utility model discloses a Figure 1 The A area local enlarged view of the utility model.

[0020] In the drawing: 1, cable core, 2, wire core, 3, filling layer, 4, shielding layer, 5, wear-resistant anticorrosive layer, 6, silica gel sheath, 601, recess hole, 7, anticorrosive paint, 8, tape wrapping layer, 9, protective layer, 901, polyethylene sheath, 902, waterproof paint, 10, armored layer, 11, outer sheath, 1101, buffer protection recess, 12, conductor. Specific implementation

[0021] The technical scheme in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0022] Please refer to Figures 1-4 The utility model provides an embodiment: a wear -resisting anticorrosive outdoor cable, including cable core 1, cable core 1 is composed of wire core 2 and filling layer 3, wire core 2 includes conductor 12, shielding layer 4 and wear -resistant anticorrosive layer 5, wear -resistant anticorrosive layer 5 includes silica gel sheath 6 and anticorrosive paint 7, the outside of filling layer 3 is provided with tape wrapping layer 8, the outside of tape wrapping layer 8 is provided with protective layer 9, the outside of protective layer 9 is provided with armored layer 10, the outside of armored layer 10 is provided with outer sheath 11, need to explain, in order to save length, highlight the patent innovation elements, such as the working principle and working process how the cable carries out installation to use, do not repeat in this patent.

[0023] When using, wear -resistant anticorrosive layer 5 includes anticorrosive paint 7 and silica gel sheath 6, anticorrosive paint 7 is sprayed on the outside of silica gel sheath 6 by spraying process, protective layer 9 includes polyethylene sheath 901 and waterproof paint 902, by spraying waterproof paint 902 on the outside of polyethylene sheath 901, this can avoid water corrosion polyethylene sheath 901, the inside of outer sheath 11 inner wall is provided with buffer protection recess 1101, by the buffer protection recess 1101 of setting can make cable when suffering extrusion, can extrude deformation, to the cable inside can be protected well.

[0024] Please refer to Figure 1 Filling layer 3 is located at the outside four -quarter of wire core 2, and filling layer 3 is glass fiber silk, by setting glass fiber silk filling layer 3, can improve the tensile resistance of outdoor cable.

[0025] Please refer to Figure 1The conductor 12 is twisted by several copper wires, the shielding layer 4 is wrapped outside the conductor 12 by an aluminum metal belt, and the wear-resistant and corrosion-resistant layer 5 is extruded outside the shielding layer 4. The shielding layer 4 can make the cable have a good shielding effect, so that the cable is not easily affected by electromagnetic waves during use. The wear-resistant and corrosion-resistant layer 5 can make the cable have a good wear-resistant and corrosion-resistant effect.

[0026] Please refer to Figure 2 The inner part of the outer wall of the silica gel sheath 6 is provided with a groove hole 601, and the groove hole 601 is provided with a plurality of groove holes. The corrosion-resistant paint 7 is sprayed on the outside of the silica gel sheath 6 by a spraying process. The corrosion-resistant paint 7 is epoxy resin, and the thickness of the corrosion-resistant paint 7 is 1-1.5mm. The groove hole 601 can make the spraying effect of the corrosion-resistant paint 7 better, and the corrosion-resistant paint 7 can make the cable have better corrosion resistance.

[0027] Please refer to Figure 1 The tape wrapping layer 8 is a mica tape, and the tape wrapping layer 8 is wrapped outside the filling layer 3. The mica tape can make the cable have better fire resistance.

[0028] Please refer to Figure 3 The protective layer 9 includes a polyethylene sheath 901 and a waterproof paint 902, and the protective layer 9 is extruded outside the tape wrapping layer 8. The outer part of the polyethylene sheath 901 is provided with the waterproof paint 902, which is sprayed and formed by a spraying process. The thickness of the waterproof paint 902 is 0.5-1mm. The polyethylene sheath 901 can make the cable have good wear-resistant and corrosion-resistant properties, and the waterproof paint 902 can make the polyethylene sheath 901 have better corrosion resistance.

[0029] Please refer to Figure 1 and Figure 4 The armor layer 10 is wrapped outside the protective layer 9, and the outer sheath 11 is extruded outside the armor layer 10. The inner part of the inner wall of the outer sheath 11 is provided with a buffer protection groove 1101, and the buffer protection groove 1101 is provided with a plurality of buffer protection grooves. The buffer protection grooves 1101 are evenly distributed in the inner part of the inner wall of the outer sheath 11. The material of the outer sheath 11 is polyvinyl chloride. The armor layer 10 can improve the structural strength of the cable, which can well protect the cable. The buffer protection groove 1101 can make the cable deform when it is subjected to extrusion, thereby well protecting the inside of the cable. The polyvinyl chloride outer sheath 11 can make the cable have good wear resistance.

[0030] Working principle: when in use, the wear-resistant anticorrosive layer 5 comprises the anticorrosive paint 7 and the silica gel sheath 6, the anticorrosive paint 7 is sprayed on the outside of the silica gel sheath 6 through a spraying process, so that the wear-resistant anticorrosive property of the wear-resistant anticorrosive layer 5 is better, the protective layer 9 comprises the polyethylene sheath 901 and the waterproof paint 902, the waterproof paint 902 is sprayed on the outside of the polyethylene sheath 901, so that water corrosion of the polyethylene sheath 901 can be avoided, so that the polyethylene sheath 901 is corroded, the inside of the inner wall of the outer sheath 11 is provided with the buffer protection groove 1101, the cable can be deformed by extrusion through the buffer protection groove 1101, so that the cable inside can be well protected, the outer sheath 11 can be prevented from being damaged due to extrusion, the polyvinyl chloride outer sheath 11 can make the cable have good wear resistance.

[0031] It is apparent for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments but can be implemented in other embodiments without departing from the spirit or essential characteristics of the present application. Therefore, the present application should not be considered as being limited to the above embodiments only which are described by way of example but other modifications should be considered as falling within the scope of the present application. The scope of the present application is defined by the appended claims rather than by the description of the exemplary embodiments given above and therefore all changes and modifications that come within the meaning and range of equivalents of the claims are to be embraced by the present application. Any reference signs in the claims should not be construed as limiting the claims to the figures in which the reference signs are used.

Claims

1. A wear and corrosion resistant outdoor cable comprising a cable core (1), characterized in that: The cable core (1) is composed of a wire core (2) and a filling layer (3), the wire core (2) comprises a conductor (12), a shielding layer (4) and a wear-resistant anticorrosive layer (5), the wear-resistant anticorrosive layer (5) comprises a silica gel sheath (6) and an anticorrosive paint (7), the outside of the filling layer (3) is provided with a wrapping layer (8), the outside of the wrapping layer (8) is provided with a protective layer (9), the outside of the protective layer (9) is provided with an armor layer (10), and the outside of the armor layer (10) is provided with an outer sheath (11).

2. The abrasion and corrosion resistant outdoor cable of claim 1, wherein: The filling layer (3) is located outside the wire core (2), and the filling layer (3) is a glass fiber filament.

3. An abrasion and corrosion resistant outdoor cable according to claim 2, characterized in that: The conductor (12) is twisted by several copper wires, the shielding layer (4) is wrapped outside the conductor (12) by an aluminum metal strip, and the wear-resistant anticorrosive layer (5) is extruded outside the shielding layer (4).

4. An abrasion and corrosion resistant outdoor cable according to claim 3, characterized in that: The outer wall of the silica gel sheath (6) is provided with a groove hole (601), the groove hole (601) is provided with a plurality of groove holes, the anticorrosive paint (7) is sprayed on the outside of the silica gel sheath (6) by a spraying process, the anticorrosive paint (7) is epoxy resin, and the thickness of the anticorrosive paint (7) is 1-1.5mm.

5. An abrasion and corrosion resistant outdoor cable according to claim 4, characterized in that: The wrapping layer (8) is a mica tape, and the wrapping layer (8) is wrapped outside the filling layer (3).

6. An abrasion and corrosion resistant outdoor cable according to claim 5, characterized in that: The protective layer (9) comprises a polyethylene sheath (901) and a waterproof paint (902), the protective layer (9) is extruded outside the wrapping layer (8), the outer surface of the polyethylene sheath (901) is provided with the waterproof paint (902), the waterproof paint (902) is sprayed and formed by a spraying process, and the thickness of the waterproof paint (902) is 0.5-1mm.

7. A wear and corrosion resistant outdoor cable according to claim 6, characterized in that: The armor layer (10) is wrapped outside the protective layer (9), the outer sheath (11) is extruded outside the armor layer (10), the inner surface of the inner wall of the outer sheath (11) is provided with a buffer protection groove (1101), the buffer protection groove (1101) is provided with a plurality of buffer protection grooves, the plurality of buffer protection grooves (1101) are uniformly distributed in the inner surface of the inner wall of the outer sheath (11), and the material of the outer sheath (11) is polyvinyl chloride.

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