Wire cable with anti-corrosion structure

Abstract

The utility model relates to the technical field of cables, and discloses a wire cable with an anti-corrosion structure, which comprises a cable sheath, an anti-corrosion protective layer is arranged outside the cable sheath, a flame-retardant protective layer is arranged inside the cable sheath, the inner side of the flame-retardant protective layer is fixedly connected with a buffer cushion block, and the inner side of the buffer cushion block is fixedly connected with an anti-corrosion protective layer. An armor layer is arranged on the inner side of the flame-retardant protective layer, a corrosion-resistant protective pad is arranged between the flame-retardant protective layer and the armor layer, a copper wire shielding layer is arranged on the inner side of the armor layer, and a first water-blocking tape is arranged between the armor layer and the copper wire shielding layer. According to the wire and cable with the anti-corrosion structure, most corrosive substances can be blocked through the anti-corrosion protection layer, the exterior of the cable sheath is prevented from being corroded and damaged, and the anti-corrosion protection pads uniformly distributed in the cable can enhance the internal anti-corrosion effect; corrosion liquid is prevented from entering the cable and directly penetrating into the cable to damage the wire, and the problem of poor anticorrosion effect is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to cable technical field, concretely is a wire and cable with anticorrosive structure. BACKGROUND

[0002] Wire and cable are wire products for transmitting electric energy, information and realizing electromagnetic energy conversion, and wire and cable are also simply referred to as cable in broad sense, and cable in narrow sense refers to insulated cable, and most wire and cable products are long strip products with completely same cross section shape.

[0003] Wire and cable main body can be divided into four main structural components of wire, insulating layer, shielding and protective layer and filling element and tensile element etc., and the commonly seen wire and cable adopt external sheath as main protection, but the overall corrosion resistance effect of cable sheath is poor, once strong corrosive object contacts cable, cable is prone to corrosion penetration damage to internal main wire, and the normal use of cable is affected.

[0004] It is urgent to provide a wire and cable with anticorrosive structure to solve the technical defects in the above technical field. CONTENT OF THE UTILITY MODEL

[0005] The utility model discloses a wire and cable with anticorrosive structure to solve the problem of poor anticorrosive effect in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical scheme: a wire and cable with anticorrosive structure, including cable sheath, the outside of cable sheath is provided with corrosion -resistant protective layer, the inside of cable sheath is provided with fire -retardant protective layer, the inboard fixed connection of fire -retardant protective layer has buffer pad, the inboard of fire -retardant protective layer is provided with armored layer, places corrosion -resistant protective pad between fire -retardant protective layer and armored layer, the inboard of armored layer is provided with copper wire shield layer, is provided with first water -resistant zone between armored layer and copper wire shield layer, the inboard of copper wire shield layer is provided with insulating shield layer, is provided with second water -resistant zone between copper wire shield layer and insulating shield layer, the inboard of insulating shield layer is provided with insulating layer, the inboard of insulating layer is installed with wire.

[0007] As a further technical scheme of the utility model, the cable sheath adopts polyvinyl chloride material, and the corrosion -resistant protective layer is an anticorrosive agent coated on the outside of the cable sheath.

[0008] As a further technical scheme of the utility model, the corrosion -resistant protective pad is embedded between the buffer pad, and the corrosion -resistant protective pad adopts rubber material.

[0009] As a further technical scheme of the utility model, the buffer pad block is integrally formed with the flame-retardant protective layer, and the buffer pad block is tightly attached to the outer wall of the armored layer.

[0010] As a further technical scheme of the utility model, the buffer pad block is integrally formed with the flame-retardant protective layer, and the buffer pad block is tightly attached to the outer wall of the armored layer.

[0011] As a further technical scheme of the utility model, the buffer pad block is integrally formed with the flame-retardant protective layer, and the buffer pad block is tightly attached to the outer wall of the armored layer.

[0012] As a further technical scheme of the utility model, the buffer pad block is integrally formed with the flame-retardant protective layer, and the buffer pad block is tightly attached to the outer wall of the armored layer.

[0013] As a further technical scheme of the utility model, the buffer pad block is integrally formed with the flame-retardant protective layer, and the buffer pad block is tightly attached to the outer wall of the armored layer.

[0014] Compared with the prior art, the utility model has the advantages that the wire and cable with the anti-corrosion structure not only realizes the functions of enhancing the anti-corrosion effect, facilitating water blocking, and buffering protection.

[0015] (1) the corrosion-resistant protective layer, the cable sheath, the flame-retardant protective layer and the corrosion-resistant protective pad are arranged, the corrosion-resistant protective layer on the cable sheath is evenly coated with the corrosion inhibitor on the outside of the sheath, the corrosion-resistant protective layer can block most corrosive substances, avoid the corrosion and damage of the outside of the cable sheath, and the corrosion-resistant protective pad evenly distributed in the cable can enhance the anti-corrosion effect inside, avoid the corrosion liquid from penetrating into the cable and damaging the wire, and realize the function of enhancing the anti-corrosion effect.

[0016] (2) the first water-blocking tape, the copper wire shielding layer, the second water-blocking tape and the insulation shielding layer are arranged, the first water-blocking tape and the second water-blocking tape are used to form a double water-blocking effect in the cable, the first water-blocking tape and the second water-blocking tape are made of water-absorbing resin as the main material, the first water-blocking tape and the second water-blocking tape have strong water-absorbing effect on the surface, and the double water-blocking prolongs the service life of the cable, and realizes the function of facilitating efficient water blocking.

[0017] (3) the buffer pad block and the buffer filling are arranged, the buffer pad block is integrally formed with the flame-retardant protective layer, the buffer pad block can be tightly attached to the outside of the armored layer in the cable during the production of the cable, the buffer pad block has a certain buffer space for downward movement when the cable as a whole is extruded from the outside, the buffer pad block maximally buffers and protects the inside of the cable, the buffer filling filled outside the wire can protect the wire, and avoid the wire from being damaged by heavy objects, and the structure realizes the function of enhancing the buffer protection of the cable. Attached Figure Description

[0018] Figure 1 This is a front view cross-sectional structural diagram of the present invention;

[0019] Figure 2 This is a side view sectional structural diagram of the present invention;

[0020] Figure 3 This is a side view of the buffer pad structure of this utility model;

[0021] Figure 4 This is a front view cross-sectional structural diagram of the first water-blocking strip of this utility model.

[0022] In the diagram: 1. Corrosion-resistant protective layer; 2. Cable sheath; 3. Armor layer; 4. First water-blocking strip; 5. Copper wire shielding layer; 6. Second water-blocking strip; 7. Insulating shielding layer; 8. Insulating layer; 9. Conductor; 10. Flame-retardant protective layer; 11. Corrosion-resistant protective pad; 12. Buffer pad; 13. Buffer filler. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] Please see Figures 1-4 An embodiment of this utility model provides: a wire and cable with an anti-corrosion structure, including a cable sheath 2, a corrosion-resistant protective layer 1 on the outside of the cable sheath 2, a flame-retardant protective layer 10 on the inside of the cable sheath 2, a buffer pad 12 fixedly connected to the inside of the flame-retardant protective layer 10, an armor layer 3 on the inside of the flame-retardant protective layer 10, a corrosion-resistant protective pad 11 placed between the flame-retardant protective layer 10 and the armor layer 3, a copper wire shielding layer 5 on the inside of the armor layer 3, an insulating layer 8 on the inside of the insulating shielding layer 7, and a conductor 9 installed on the inside of the insulating layer 8;

[0025] The cable sheath 2 is made of polyvinyl chloride material. The corrosion-resistant protective layer 1 is an anti-corrosion agent applied to the outside of the cable sheath 2. The corrosion-resistant protective pad 11 is embedded between the buffer pads 12. The corrosion-resistant protective pad 11 is made of rubber.

[0026] Specifically, such as Figure 1 and Figure 2As shown, the corrosion-resistant protective layer 1 on the cable sheath 2 is evenly coated with an anti-corrosion agent on the outside of the sheath. The corrosion-resistant protective layer 1 can block most corrosive substances, preventing the outside of the cable sheath 2 from being corroded and damaged. The evenly distributed corrosion-resistant protective pads 11 inside the cable can enhance the internal corrosion resistance and prevent corrosive liquids from penetrating directly into the interior and damaging the conductors 9.

[0027] The buffer pad 12 is integrally formed with the flame-retardant protective layer 10, and the buffer pad 12 is tightly attached to the outer wall of the armored layer 3. The buffer pad 12 is provided in six groups and is annularly distributed on the inner side of the flame-retardant protective layer 10. The flame-retardant protective layer 10 is made of a polyolefin polymer, and the material of the buffer pad 12 is the same as that of the flame-retardant protective layer 10. The buffer filler 13 is filled between the insulating layer 8 and the conductors 9, and the buffer filler 13 is made of polystyrene foam.

[0028] Specifically, as shown in Figure 1 and Figure 3 , the buffer pad 12 can be tightly attached to the outside of the armored layer 3 in the cable. When the cable as a whole is subjected to external pressure, the buffer pad 12 has a certain buffer space for downward movement, thereby maximizing the buffer protection of the interior of the cable. The buffer filler 13 filled outside the conductors 9 can protect the conductors 9 from being directly crushed by heavy objects.

[0029] The armored layer 3 and the copper wire shielding layer 5 are provided with a first water-blocking belt 4. The inner side of the copper wire shielding layer 5 is provided with an insulating shielding layer 7. The copper wire shielding layer 5 and the insulating shielding layer 7 are provided with a second water-blocking belt 6. The conductors 9 are provided in three groups, and the conductors 9 are provided with a semiconductor shielding protective layer.

[0030] Specifically, as shown in Figure 1 and Figure 4 , the first water-blocking belt 4 and the second water-blocking belt 6 are used inside the cable to form a double water-blocking effect. The first water-blocking belt 4 and the second water-blocking belt 6 are made of water-absorbing resin as the main material. The first water-blocking belt 4 and the second water-blocking belt 6 have a strong water-absorbing effect on the surface. The double water-blocking extends the service life of the cable.

[0031] Working principle: the utility model discloses when using, the double water blocking effect of first water blocking zone 4 and second water blocking zone 6 is formed in the cable, first water blocking zone 4 and second water blocking zone 6 are made with water absorption resin as main material, the water absorption effect of first water blocking zone 4 and second water blocking zone 6 surface is strong, the corrosion -resistant protective layer 1 on cable sheath 2 adopts the corrosion -resistant agent even coating in the outside of sheath, corrosion -resistant protective layer 1 can stop most of the corrosive substance, avoid the outside of cable sheath 2 being corroded and damaged, the corrosion -resistant protective pad 11 evenly distributed in the cable can enhance the internal corrosion -resistant effect, avoid the corrosion liquid after entering the cable inside directly penetrates to the inside damage wire 9, buffer pad block 12 and flame -retardant protective layer 10 are integrally formed, when producing cable, buffer pad block 12 can be close in the cable armor layer 3 outside, when the cable whole is extruded outside, buffer pad block 12 has certain buffer space of moving down, the maximum degree of cable internal buffering protection, the buffer filler 13 fills in wire 9 outside can protect wire 9, avoid wire 9 directly being pressed and broken by heavy object, the structure realizes the function of enhancing cable buffering protection.

[0032] It is apparent for those skilled in the art that the present application is not limited to the details of the above-described 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-described embodiments, but should be defined by the following claims, and all changes which come within the meaning and range of equivalents of the claims are intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims.

Claims

1. A wire and cable with an anti-corrosion structure, comprising a cable sheath (2), characterized in that: The cable sheath (2) is provided with a corrosion-resistant protective layer (1) on the outside and a flame-retardant protective layer (10) on the inside. A buffer pad (12) is fixedly connected to the inside of the flame-retardant protective layer (10). An armor layer (3) is provided on the inside of the flame-retardant protective layer (10). A corrosion-resistant protective pad (11) is placed between the flame-retardant protective layer (10) and the armor layer (3). A copper wire shielding layer (5) is provided on the inside of the armor layer (3). A first water-blocking strip (4) is provided between the armor layer (3) and the copper wire shielding layer (5). An insulating shielding layer (7) is provided on the inside of the copper wire shielding layer (5). A second water-blocking strip (6) is provided between the copper wire shielding layer (5) and the insulating shielding layer (7). An insulating layer (8) is provided on the inside of the insulating shielding layer (7). A wire (9) is installed on the inside of the insulating layer (8).

2. The wire and cable with an anti-corrosion structure according to claim 1, characterized in that: The cable sheath (2) is made of polyvinyl chloride material, and the corrosion-resistant protective layer (1) is an anti-corrosion agent applied to the outside of the cable sheath (2).

3. The wire and cable with an anti-corrosion structure according to claim 1, characterized in that: The corrosion-resistant protective pad (11) is embedded between the buffer pads (12), and the corrosion-resistant protective pad (11) is made of rubber.

4. The wire and cable with an anti-corrosion structure according to claim 1, characterized in that: The buffer pad (12) is integrally formed with the flame-retardant protective layer (10), and the buffer pad (12) is tightly attached to the outer wall of the armor layer (3).

5. The wire and cable with an anti-corrosion structure according to claim 1, characterized in that: The buffer pads (12) are provided in six groups, and the buffer pads (12) are distributed in a ring on the inner side of the flame-retardant protective layer (10).

6. The wire and cable with an anti-corrosion structure according to claim 1, characterized in that: The flame-retardant protective layer (10) is made of polyolefin polymer, and the material of the buffer pad (12) is the same as that of the flame-retardant protective layer (10).

7. The wire and cable with an anti-corrosion structure according to claim 1, characterized in that: The space between the insulation layer (8) and the wire (9) is filled with a buffer filler (13), and the buffer filler (13) is made of polystyrene foam.

8. A wire and cable with an anti-corrosion structure according to claim 1, characterized in that: The conductor (9) is provided in three sets, and a semiconductor shielding protective layer is installed on the outside of the conductor (9).

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