High-efficiency energy-saving high-conductivity anti-extrusion overhead cable

Abstract

The utility model provides a high-efficiency energy-saving high-conductivity anti-extrusion aerial cable, which relates to the technical field of cables, and comprises a cable body, the cable body comprises an outer sheath and a cell conductor, the inner wall of the outer sheath is connected with a wear-resistant layer, the inner wall of the wear-resistant layer is connected with a flexible layer, the inner wall of the flexible layer is connected with an outer supporting layer, and the outer supporting layer is connected with an outer sheath. A plurality of outer supporting rings are evenly distributed on the inner wall of the outer supporting layer, a plurality of damping springs are distributed on the inner wall of each outer supporting ring in a circle, and elastic supporting pieces are symmetrically installed on the two sides of each damping spring and evenly distributed on the inner wall of the corresponding outer supporting ring. According to the utility model, the outer support ring is matched with the inner support ring to provide installation support for the damping spring and the elastic support sheet, the inner support ring is sleeved on the outer side of the cable, the damping spring and the elastic support sheet are elastically supported, and the outer support layer and the inner support layer are matched to further improve the support performance, so that the anti-extrusion performance is effectively improved; and the problem of cable damage caused by extrusion in the laying process is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of cables, in particular to a high-efficiency, energy-saving, high-conductivity, extrusion-resistant overhead cable. Background Art

[0002] Traditional overhead cables do not have high-efficiency, energy-saving, high-conductivity, expanded-diameter structural conductors. The insulation layer does not use improved weather-resistant overhead insulation materials, and there is no outermost extruded moisture-proof and reflective layer. When used in harsh weather environments such as outdoor, open air, and strong sunlight, the cable itself consumes a lot of energy, has poor weather resistance, poor insulation performance, and suffers from severe damage from ultraviolet radiation.

[0003] In the prior art, during the installation of existing cables, the cables need to be laid on the ground first and then erected and energized. When laid on the ground, they are easily squeezed by passing people or vehicles, so that the cables are easily squeezed and the internal conductors are damaged, thereby affecting the normal use of the cables. Utility Model Content

[0004] The utility model mainly provides a high-strength, compression-resistant, efficient, energy-saving, high-conductivity, and anti-extrusion overhead cable.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a high-efficiency, energy-saving, high-conductivity, extrusion-proof overhead cable, comprising: a cable body, the cable body comprising an outer sheath and a core conductor, the inner wall of the outer sheath is connected to a wear-resistant layer, the inner wall of the wear-resistant layer is connected to a flexible layer, the inner wall of the flexible layer is connected to an outer support layer, a plurality of outer support rings are evenly distributed on the inner wall of the outer support layer, a plurality of damping springs are distributed on a circle of the inner wall of the outer support ring, elastic support sheets are symmetrically installed on both sides of the damping spring, and the elastic support sheets are evenly distributed on the inner wall of the outer support ring.

[0006] Preferably, one end of the damping spring is connected to the inner support ring, one end of the elastic support sheet is connected to the outer wall of the inner support ring, the inner wall of the inner support ring is provided with an inner support layer, and the damping spring is evenly distributed and installed on the outer wall of the inner support layer through the inner support ring, thereby facilitating providing high-strength support through cooperation.

[0007] Preferably, a filling layer is provided on the inner wall of the inner support layer, a shielding layer is provided on the inner side of the filling layer, and the shielding layer is coated on the outer wall of the battery core conductor. The filling layer is made of flame-retardant polyurethane, which mainly provides internal support and prevents burning. The shielding layer is made of aluminum foil, which can reduce the influence of electromagnetic interference and external interference on the cable transmission signal.

[0008] Preferably, the thickness of the wear-resistant layer is 0.5mm to 1mm, and the thickness of the flexible layer is 1.2mm to 1.8mm. The wear-resistant layer is made of polyvinyl chloride, which can improve wear resistance and provide protection for the internal flexible layer. The flexible layer is made of polypropylene, which can increase the flexibility and bending performance of the cable.

[0009] Preferably, the thickness of the outer supporting layer and the inner supporting layer is 2 mm to 2.5 mm, and the outer supporting layer and the inner supporting layer are made of alloy material, which is beneficial to improve the strength and the anti-extrusion performance.

[0010] Preferably, the thickness of the outer support ring and the inner support ring is 1.5mm to 2mm, and the thickness of the elastic support sheet is 1mm to 1.4mm. The outer support ring and the inner support ring are made of aluminum, which can provide support while cooperating with the elastic components of the elastic support sheet to maintain resilience, thereby further improving the anti-extrusion effect.

[0011] Preferably, the thickness of the outer sheath is 1.5 mm to 3 mm, the thickness of the shielding layer is 0.8 mm to 1.2 mm, the outer sheath provides scratch protection on the outside, is made of fluoroplastic, and has excellent high temperature resistance, chemical corrosion resistance and electrical insulation properties.

[0012] Compared with the prior art, the advantages and positive effects of the utility model are:

[0013] 1. In the utility model, an outer support ring cooperates with an inner support ring to provide installation support for the damping spring and the elastic support sheet, and the inner support ring is sleeved on the outside of the cable, and elastic support is provided by the damping spring and the elastic support sheet. At the same time, the outer support layer and the inner support layer are cooperated to further improve the support, thereby effectively improving the anti-extrusion performance and preventing the cable from being damaged by extrusion during the laying process.

[0014] 2. In the utility model, the wear-resistant layer and the flexible layer are covered on the outside, and the outer sheath is cooperated to provide further protection. The wear-resistant layer is used to increase the wear resistance, which is beneficial to improve the wear resistance of the flexible layer, thereby facilitating the anti-extrusion effect through the flexible elastic force of the flexible layer, and further improving the protection effect of the cable. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A three-dimensional diagram of a high-efficiency, energy-saving, high-conductivity, and anti-extrusion overhead cable is proposed for the utility model;

[0016] Figure 2 The utility model proposes a schematic diagram of the internal structure of a high-efficiency, energy-saving, high-conductivity, extrusion-proof overhead cable;

[0017] Figure 3 A partial structural schematic diagram of a high-efficiency, energy-saving, high-conductivity, extrusion-proof overhead cable is proposed for the utility model;

[0018] Figure 4 The utility model provides an enlarged structural schematic diagram of point A of a high-efficiency, energy-saving, high-conductivity, extrusion-proof overhead cable.

[0019] Legend: 1. Cable body; 101. Outer sheath; 102. Wear-resistant layer; 103. Flexible layer; 104. Outer support layer; 105. Outer support ring; 106. Damping spring; 107. Elastic support sheet; 108. Inner support ring; 109. Inner support layer; 110. Filling layer; 111. Shielding layer; 112. Core conductor. DETAILED DESCRIPTION

[0020] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0021] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0022] See also Figure 1-Figure 4 The utility model provides a technical solution: an efficient, energy-saving, high-conductivity, extrusion-proof overhead cable, comprising: a cable body 1, the cable body 1 comprising an outer sheath 101 and a core conductor 112, the inner wall of the outer sheath 101 is connected to a wear-resistant layer 102, the inner wall of the wear-resistant layer 102 is connected to a flexible layer 103, the inner wall of the flexible layer 103 is connected to an outer support layer 104, a plurality of outer support rings 105 are evenly distributed on the inner wall of the outer support layer 104, a plurality of damping springs 106 are distributed around the inner wall of the outer support ring 105, elastic support sheets 107 are symmetrically installed on both sides of the damping spring 106, and the elastic support sheets 107 are evenly distributed on the inner wall of the outer support ring 105.

[0023] like Figure 1-Figure 4 As shown, one end of the damping spring 106 is connected to the inner support ring 108, and one end of the elastic support sheet 107 is connected to the outer wall of the inner support ring 108. The inner wall of the inner support ring 108 is provided with an inner support layer 109. The damping spring 106 is evenly distributed and installed on the outer wall of the inner support layer 109 through the inner support ring 108, which is conducive to providing high-strength support through cooperation.

[0024] like Figure 1 and Figure 2As shown, a filling layer 110 is arranged on the inner wall of the inner support layer 109, a shielding layer 111 is arranged on the inner side of the filling layer 110, and the shielding layer 111 is coated on the outer wall of the core conductor 112. The filling layer 110 is made of flame-retardant polyurethane, which mainly provides internal support and prevents burning. The shielding layer 111 is made of aluminum foil, which can reduce the influence of electromagnetic interference and external interference on the cable transmission signal.

[0025] like Figure 1 and Figure 2 As shown, the thickness of the wear-resistant layer 102 is 0.5 mm to 1 mm, and the thickness of the flexible layer 103 is 1.2 mm to 1.8 mm. The wear-resistant layer 102 is made of polyvinyl chloride, which can improve the wear resistance and provide protection for the internal flexible layer 103. The flexible layer 103 is made of polypropylene, which can increase the flexibility and bending performance of the cable.

[0026] like Figure 1 and Figure 2 As shown, the thickness of the outer support layer 104 and the inner support layer 109 is 2 mm to 2.5 mm. The outer support layer 104 and the inner support layer 109 are made of alloy material, which is beneficial to improve the strength and enhance the anti-extrusion performance.

[0027] like Figure 3 and Figure 4 As shown, the thickness of the outer support ring 105 and the inner support ring 108 is 1.5mm to 2mm, and the thickness of the elastic support sheet 107 is 1mm to 1.4mm. The outer support ring 105 and the inner support ring 108 are made of aluminum, which can provide support while cooperating with the elastic components of the elastic support sheet 107 to maintain resilience, further improving the anti-extrusion effect.

[0028] like Figure 1 and Figure 2 As shown, the thickness of the outer sheath 101 is 1.5 mm to 3 mm, the thickness of the shielding layer 111 is 0.8 mm to 1.2 mm, and the outer sheath 101 provides scratch protection on the outside and is made of fluoroplastic, having excellent high temperature resistance, chemical corrosion resistance and electrical insulation properties.

[0029] The use method and working principle of this device: During the cable laying and installation process, the electric core conductor 112 provides conductivity, and the shielding layer 111 is made of aluminum foil, which can reduce the influence of electromagnetic interference and external interference on the cable transmission signal. The outer sheath 101 provides anti-scratch function on the outside. It is made of fluoroplastic and has excellent high temperature resistance, chemical corrosion resistance and electrical insulation performance. The wear-resistant layer 102 is made of polyvinyl chloride, which can improve wear resistance and provide protection for the internal flexible layer 103. The flexible layer 103 is made of polypropylene, which can increase the flexibility and bending performance of the cable. The outer support layer 104 and the inner support layer 109 are made of alloy material, which is beneficial to improve the strength and improve the anti-extrusion performance. The outer support ring 105 and the inner support ring 108 are made of aluminum material, which can provide support while cooperating with the elastic component of the elastic support sheet 107 to maintain resilience, further improving the anti-extrusion effect, and the damping spring 106 is evenly distributed and installed on the outer wall of the inner support layer 109 through the inner support ring 108, which is beneficial to provide high-strength support through cooperation.

[0030] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A high-efficiency, energy-saving, high-conductivity, extrusion-proof overhead cable, characterized in that: include: A cable body (1), the cable body (1) comprising an outer sheath (101) and a core conductor (112), the inner wall of the outer sheath (101) being connected to a wear-resistant layer (102), the inner wall of the wear-resistant layer (102) being connected to a flexible layer (103), the inner wall of the flexible layer (103) being connected to an outer support layer (104), a plurality of outer support rings (105) being evenly distributed on the inner wall of the outer support layer (104), a plurality of damping springs (106) being distributed around the inner wall of the outer support ring (105), elastic support sheets (107) being symmetrically mounted on both sides of the damping spring (106), and the elastic support sheets (107) being evenly distributed on the inner wall of the outer support ring (105).

2. The high-efficiency, energy-saving, high-conductivity, anti-extrusion overhead cable according to claim 1 is characterized in that: One end of the damping spring (106) is connected to the inner support ring (108), one end of the elastic support sheet (107) is connected to the outer wall of the inner support ring (108), and the inner wall of the inner support ring (108) is provided with an inner support layer (109).

3. The high-efficiency, energy-saving, high-conductivity, extrusion-resistant overhead cable according to claim 2 is characterized in that: A filling layer (110) is arranged on the inner wall of the inner support layer (109), a shielding layer (111) is arranged on the inner side of the filling layer (110), and the shielding layer (111) is coated on the outer wall of the electric core conductor (112).

4. The high-efficiency, energy-saving, high-conductivity, anti-extrusion overhead cable according to claim 1 is characterized in that: The thickness of the wear-resistant layer (102) is 0.5 mm to 1 mm, and the thickness of the flexible layer (103) is 1.2 mm to 1.8 mm.

5. The high-efficiency, energy-saving, high-conductivity, anti-extrusion overhead cable according to claim 2 is characterized in that: The thickness of the outer support layer (104) and the inner support layer (109) is 2 mm to 2.5 mm.

6. The high-efficiency, energy-saving, high-conductivity, anti-extrusion overhead cable according to claim 2 is characterized in that: The thickness of the outer support ring (105) and the inner support ring (108) is 1.5 mm to 2 mm, and the thickness of the elastic support sheet (107) is 1 mm to 1.4 mm.

7. The high-efficiency, energy-saving, high-conductivity, anti-extrusion overhead cable according to claim 3 is characterized by: The thickness of the outer sheath (101) is 1.5 mm to 3 mm, and the thickness of the shielding layer (111) is 0.8 mm to 1.2 mm.

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