Corrosion-resistant wire cable

Abstract

The utility model discloses a corrosion-resistant wire cable, which comprises an outer sheath, wrapping grooves are circumferentially formed in the outer sheath at equal intervals, a wire core body is arranged in the wrapping grooves in a penetrating manner, a wire body skin is wrapped on the surface of the wire core body, and a tensile mechanism is arranged outside the outer sheath. The tensile mechanism comprises a plurality of connecting soft bodies, and the surface of the outer wrapping sleeve is provided with an annular groove. According to the corrosion-resistant electric wire and cable, the tensile mechanism is arranged, the wrapping groove is formed in the surface of the outer wrapping sleeve, and the electric wire core bodies are wrapped, so that the contact between different core bodies can be reduced, the insulation safety is improved, and meanwhile, through the arrangement of the connecting soft body and the inclined groove, the corrosion resistance of the electric wire and cable is improved. In this way, the pulling force can be conveniently reduced during bending, the durability of the wire cable is improved, and the problem of cracks or fractures caused by repeated bending is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of electric wires and cables, in particular to a corrosion-resistant electric wire and cable. Background Art

[0002] Wires and cables are wire products used to transmit electrical (magnetic) energy, information and realize electromagnetic energy conversion. Wires and cables in a broad sense are also referred to as cables, and cables in a narrow sense refer to insulated cables.

[0003] According to the patent name: A corrosion-resistant wire and cable (patent publication number: CN215265692U, patent publication date: 2021.12.21), including a cable body, a corrosion-resistant layer and a fireproof layer. The outer surface of the cable body is evenly provided with a corrosion-resistant layer, and the corrosion-resistant layer includes a polytetrafluoroethylene layer, a carbon fiber layer and a copper oxide layer, and the polytetrafluoroethylene layer, the carbon fiber layer and the copper oxide layer are composited; a fireproof layer is provided inside the cable body, and the fireproof layer includes a silicon oxide layer, an aluminum silicate layer and a magnesium calcium layer, and the fireproof layer includes a silicon oxide layer, an aluminum silicate layer and a magnesium calcium layer. The utility model solves the problem that the corrosion resistance of existing wires and cables is weak, and they are easily corroded after long-term use, which reduces their service life and increases their use cost by setting a corrosion-resistant layer and a fireproof layer; the fire resistance of existing wires and cables is weak, especially when used in summer when the power load is large, it is easy for the circuit to catch fire and cause major losses and disasters.

[0004] Existing wires and cables are prone to bending or pulling during use, and are easily corroded after long-term use. Bending back and forth may cause cracks or breakage in the wires and cables. Therefore, the utility model provides a corrosion-resistant wire and cable. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a corrosion-resistant wire and cable, which solves the problems that the existing wires and cables are prone to bending or pulling during use, are easily corroded after long-term use, and the back-and-forth bending may cause cracks or breakage in the wires and cables.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a corrosion-resistant wire and cable, including an outer sheath, and the interior of the outer sheath is circumferentially and equidistantly provided with wrapping grooves, and a wire core is placed through the interior of the wrapping groove, the surface of the wire core is wrapped with a wire body skin, and a tensile mechanism is arranged on the outside of the outer sheath, the tensile mechanism includes a plurality of connecting software, an annular groove is provided on the surface of the outer sheath, and the plurality of connecting software are circumferentially and equidistantly installed on the surface of the annular groove and fixed between opposite sides of the annular groove, and the surface of the connecting software is equidistantly provided with oblique grooves from left to right.

[0007] Preferably, the surfaces of the outer sheath and the connecting software are provided with a substrate layer, a heat-insulating layer and a corrosion-resistant layer, the bottom of the substrate layer and the top of the heat-insulating layer are fixed by an adhesive, and the top of the heat-insulating layer and the top of the corrosion-resistant layer are fixed by an adhesive.

[0008] Preferably, the heat insulating layer comprises a polypropylene fiber layer, a magnesium stearate layer, a glass fiber layer and a silicon dioxide layer, and the top of the polypropylene fiber layer is fixedly connected to the bottom of the magnesium stearate layer.

[0009] Preferably, the top of the magnesium stearate layer is fixedly connected to the bottom of the glass fiber layer, and the top of the glass fiber layer is fixedly connected to the bottom of the silicon dioxide layer.

[0010] Preferably, the corrosion-resistant layer comprises a nitrile-modified phenolic resin layer, an epoxy resin layer, an alkyd resin layer and a polyetheresteramide layer, and the top of the nitrile-modified phenolic resin layer is fixedly connected to the bottom of the epoxy resin layer.

[0011] Preferably, the bottom of the epoxy resin layer is fixedly connected to the top of the alkyd resin layer, and the bottom of the alkyd resin layer is fixedly connected to the top of the polyetheresteramide layer.

[0012] Beneficial Effects

[0013] The utility model provides a corrosion-resistant wire and cable. Compared with the prior art, it has the following beneficial effects:

[0014] (1) The corrosion-resistant wire and cable is provided with a tensile-resistant mechanism and a wrapping groove is opened on the surface of the outer sheath so that the wire core is wrapped and placed, thereby reducing the contact between different cores and improving the safety of insulation. At the same time, by setting the connecting soft body and the oblique groove, it is convenient to reduce the pulling force during bending, thereby improving the durability of the wire and cable and avoiding the problem of cracks or breakage caused by repeated bending.

[0015] (2) The corrosion-resistant wire and cable is provided with a base material layer, a heat-insulating layer and a corrosion-resistant layer. The heat-insulating layer and the corrosion-resistant layer are evenly applied on the surface of the base material layer using an adhesive, and are put into use after being dried. This effectively improves the heat-insulating property and the corrosion-resistant property of the wire and cable, thereby making the wire and cable more durable. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is an external three-dimensional structural diagram of the utility model;

[0017] Figure 2 For the utility model Figure 1 A magnified view of the local structure at center A;

[0018] Figure 3 It is a schematic diagram of the layer structure of the substrate of the utility model;

[0019] Figure 4 This is a schematic diagram of the layer structure of the heat insulation layer of the utility model;

[0020] Figure 5 This is a schematic diagram of the layer structure of the corrosion-resistant layer of the utility model.

[0021] In the figure: 1-outer sheath, 2-wrapping groove, 3-wire core, 4-wire skin, 5-tensile mechanism, 51-connecting software, 52-annular groove, 53-oblique groove, 6-base material layer, 7-insulating layer, 71-polypropylene fiber layer, 72-magnesium stearate layer, 73-glass fiber layer, 74-silicon dioxide layer, 8-corrosion-resistant layer, 81-nitrile modified phenolic resin layer, 82-epoxy resin layer, 83-alkyd resin layer, 84-polyether ester amide layer. DETAILED DESCRIPTION

[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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. 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 Figure 1-5 , the utility model provides two technical solutions:

[0024] Embodiment 1

[0025] A corrosion-resistant wire and cable comprises an outer sheath 1, wherein the outer sheath 1 and the wire body sheath 4 are both insulating, and the outer sheath 1 has wrapping grooves 2 equidistantly arranged in a circumferential shape inside, and a wire core 3 is placed through the wrapping groove 2, and the surface of the wire core 3 is wrapped with the wire body sheath 4, and a tensile mechanism 5 is arranged outside the outer sheath 1;

[0026] The tensile mechanism 5 includes a plurality of connecting softwares 51, and an annular groove 52 is provided on the surface of the outer sleeve 1. The plurality of connecting softwares 51 are equidistantly installed on the surface of the annular groove 52 in a circular shape and fixed to the opposite sides of the annular groove 52. The surface of the connecting software 51 is provided with oblique grooves 53 equidistantly from left to right.

[0027] Among them, by providing a tensile mechanism 5, by opening a wrapping groove 2 on the surface of the outer sheath 1, and allowing the wire core 3 to be wrapped and placed, the contact between different cores can be reduced and the safety of insulation can be improved. At the same time, by providing a connecting soft body 51 and an oblique groove 53, it is convenient to reduce the pulling force during bending, thereby improving the durability of the wire and cable and avoiding the problem of cracks or breakage caused by repeated bending.

[0028] Embodiment 2

[0029] The difference compared with the first embodiment is:

[0030] In this embodiment, the surface of the outer sheath 1 and the connecting software 51 is provided with a base material layer 6, a heat insulation layer 7 and a corrosion-resistant layer 8. The heat insulation layer 7 and the corrosion-resistant layer 8 are used for uniform coating to improve the heat insulation and corrosion resistance of the wires and cables. The bottom of the base material layer 6 and the top of the heat insulation layer 7 are fixed by an adhesive, and the top of the heat insulation layer 7 and the top of the corrosion-resistant layer 8 are fixed by an adhesive.

[0031] Among them, by providing a substrate layer 6, a heat insulation layer 7 and a corrosion-resistant layer 8, the heat insulation layer 7 and the corrosion-resistant layer 8 are evenly applied to the surface of the substrate layer 6 using an adhesive, and then put into use after drying, thereby effectively improving the heat insulation and corrosion resistance of the wire and cable, thereby making the wire and cable more durable.

[0032] In this embodiment, the thermal insulation layer 7 includes a polypropylene fiber layer 71, a magnesium stearate layer 72, a glass fiber layer 73 and a silicon dioxide layer 74. The top of the polypropylene fiber layer 71 is fixedly connected to the bottom of the magnesium stearate layer 72, the top of the magnesium stearate layer 72 is fixedly connected to the bottom of the glass fiber layer 73, and the top of the glass fiber layer 73 is fixedly connected to the bottom of the silicon dioxide layer 74.

[0033] In this embodiment, the corrosion-resistant layer 8 includes a nitrile-modified phenolic resin layer 81, an epoxy resin layer 82, an alkyd resin layer 83 and a polyetheresteramide layer 84. The top of the nitrile-modified phenolic resin layer 81 is fixedly connected to the bottom of the epoxy resin layer 82, the bottom of the epoxy resin layer 82 is fixedly connected to the top of the alkyd resin layer 83, and the bottom of the alkyd resin layer 83 is fixedly connected to the top of the polyetheresteramide layer 84.

[0034] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0035] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0036] 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 corrosion-resistant wire and cable, comprising an outer sheath (1), wherein the inner part of the outer sheath (1) is provided with wrapping grooves (2) at equal intervals in a circumferential shape, and a wire core (3) is placed through the inner part of the wrapping groove (2), Features: The surface of the electric wire core (3) is wrapped with a wire body sheath (4), and the outside of the outer sheath (1) is provided with a tensile mechanism (5); The tensile mechanism (5) comprises a plurality of connecting soft bodies (51), an annular groove (52) is provided on the surface of the outer sleeve (1), the plurality of connecting soft bodies (51) are equidistantly installed on the surface of the annular groove (52) in a circular shape and fixed between opposite sides of the annular groove (52), and oblique grooves (53) are equidistantly provided on the surface of the connecting soft bodies (51) from left to right.

2. A corrosion-resistant wire and cable according to claim 1, Features: The surfaces of the outer sleeve (1) and the connecting software (51) are provided with a base material layer (6), a heat insulation layer (7) and a corrosion resistant layer (8); the bottom of the base material layer (6) and the top of the heat insulation layer (7) are fixed by an adhesive, and the top of the heat insulation layer (7) and the top of the corrosion resistant layer (8) are fixed by an adhesive.

3. A corrosion-resistant wire and cable according to claim 2, Features: The heat insulating layer (7) comprises a polypropylene fiber layer (71), a magnesium stearate layer (72), a glass fiber layer (73) and a silicon dioxide layer (74), and the top of the polypropylene fiber layer (71) is fixedly connected to the bottom of the magnesium stearate layer (72).

4. A corrosion-resistant wire and cable according to claim 3, Features: The top of the magnesium stearate layer (72) is fixedly connected to the bottom of the glass fiber layer (73), and the top of the glass fiber layer (73) is fixedly connected to the bottom of the silicon dioxide layer (74).

5. A corrosion-resistant wire and cable according to claim 2, Features: The corrosion-resistant layer (8) comprises a nitrile-modified phenolic resin layer (81), an epoxy resin layer (82), an alkyd resin layer (83) and a polyetheresteramide layer (84), and the top of the nitrile-modified phenolic resin layer (81) is fixedly connected to the bottom of the epoxy resin layer (82).

6. A corrosion-resistant wire and cable according to claim 5, Features: The bottom of the epoxy resin layer (82) is fixedly connected to the top of the alkyd resin layer (83), and the bottom of the alkyd resin layer (83) is fixedly connected to the top of the polyetheresteramide layer (84).

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