Wind-resistant cable

Abstract

The utility model relates to the technical field of cables, and provides a wind-resistant cable, which aims at solving the problems that the existing cable is weaker in wind-resistant capability and is easy to damage by strong wind, and comprises a cable body, a pair of wind guide assemblies and a pair of wind shielding assemblies. The pair of air guide assemblies are symmetrically arranged on the upper top and the lower top of the cable body in the vertical direction, and wind power above and below the cable body can be dispersed. The pair of wind blocking assemblies are symmetrically arranged on the two sides of the cable body, the pair of wind blocking assemblies are clamped between the pair of wind guiding assemblies, each wind blocking assembly comprises a wind pipe and a pair of wind blocking plates symmetrically arranged in an inner cavity of the wind pipe in the cross section direction of the wind pipe, and the wind blocking plates divide the inner cavity of the wind pipe into a wind separation area and a pair of ventilation areas; the wall surface, located in the ventilation area, of the air pipe is provided with a plurality of ventilation holes, so that wind from the side surface of the cable body can be resisted, strong wind influence can be reduced, the cable is prevented from being broken and damaged by strong wind, wind resistance is high, and safety is high.

Description

Technical Field

[0001] The utility model relates to the technical field of cables, in particular to a wind-resistant cable. Background Art

[0002] Cable is a kind of wire used to transmit power, communication signals or data, and it is widely used. Existing cables have weak wind resistance and are difficult to withstand the wind force in windy weather when used outdoors. In case of strong wind, the cable will shake violently and be easily broken, causing damage to the cable, affecting its use, and even causing safety accidents. It is necessary to design wind-resistant cables to improve the wind resistance of the cables.

[0003] The patent with publication number CN215298913U provides a cable with strong wind resistance, including a cable body and a polygonal wind-resistant frame, a copper conductor is installed in the middle position inside the cable body, a shielding layer is installed on the outside of the copper conductor, an inner lining layer is installed on the outside of the shielding layer, and a polygonal wind-resistant frame is installed on the outside of the inner lining layer. A total of eight T-shaped reinforcement support plates are arranged on the sides of the polygonal wind-resistant frame, and the polygonal wind-resistant frame can increase the strength of the cable from the center position through the polygonal wind-resistant frame, and the internal copper conductor is doubly protected. The eight T-shaped reinforcement support plates can further strengthen the firmness of the polygonal wind-resistant frame, increase the gripping force and supporting force of the polygonal wind-resistant frame, and a plastic solidifying layer is arranged at the connection between the polygonal wind-resistant frame and the reinforcement support plate, and the integrity of the connection between the polygonal wind-resistant frame and the reinforcement support plate can be improved through the plastic solidifying layer, thereby improving the wind resistance of the cable. However, the cable only improves its wind resistance from the perspective of internal structural design. The cable body is completely exposed to the outside and directly bears the strong wind. The wind pressure and wind resistance generated by the strong wind are extremely large, which may still cause uneven force on the cable, twisting, breakage, etc.

[0004] Therefore, there is an urgent need to provide a cable that can reduce the impact of strong winds, has strong wind resistance and high safety. Utility Model Content

[0005] The purpose of the utility model is to solve the problem that the existing cables have weak wind resistance and are easily damaged by strong winds. The application provides a wind-resistant cable that can reduce the impact of strong winds, has strong wind resistance and high safety.

[0006] The utility model is achieved through the following technical solutions: a wind-resistant cable, characterized in that it includes a cable body, and also includes a pair of wind guide components and a pair of wind shield components, the pair of wind guide components are symmetrically arranged at the upper and lower tops of the cable body in the vertical direction, the pair of wind shield components are symmetrically arranged at both sides of the cable body, and the pair of wind shield components are both sandwiched between the pair of wind guide components.

[0007] Preferably, the wind shield assembly includes an air duct and a pair of wind shields. Along the cross-sectional direction of the air duct, the pair of wind shields are symmetrically arranged in the inner cavity of the air duct. The pair of wind shields divide the inner cavity of the air duct into a wind isolation area and a pair of ventilation areas. The wall surface of the air duct located in the ventilation area is provided with multiple ventilation holes.

[0008] Preferably, the air guide assembly includes a mounting block and a plurality of arc-shaped air guide plates, the mounting block is detachably connected to the top of the cable body, the plurality of arc-shaped air guide plates are arranged on both sides of the mounting block, and the plurality of arc-shaped air guide plates are distributed in an array along the length direction of the mounting block; one ends of the plurality of arc-shaped air guide plates are detachably connected to the outer wall surface of the mounting block, and the other ends of the plurality of arc-shaped air guide plates are detachably connected to the outer wall surface of the air duct.

[0009] Preferably, an elastic silicone column is further provided between the cable body and the air duct.

[0010] Preferably, the bottom of the mounting block fits with the top of the cable body, and the top of the mounting block is arc-shaped.

[0011] Preferably, the cable body comprises an outer sheath, an inner sheath and a plurality of cable cores from the outside to the inside, the plurality of cable cores are arranged in an inner cavity of the inner sheath at intervals, and the outer wall surfaces of the plurality of cable cores are all covered with an insulating layer.

[0012] Preferably, the gap between the insulating layer and the inner sheath is filled with a flame retardant material.

[0013] Preferably, the outer sheath and the inner sheath are both made of polycarbonate material.

[0014] Preferably, an armor layer is further provided between the inner sheath and the outer sheath.

[0015] Preferably, the armor layer is formed by winding multiple strands of steel wires.

[0016] The technical solution of the utility model has the following beneficial effects:

[0017] (1) A pair of wind guide components can disperse the wind above and below the cable body, resist the wind from the side of the cable body, reduce the impact of strong winds, and prevent the cable from being broken or damaged by strong winds. It has strong wind resistance and high safety.

[0018] (2) After the wind from the side of the cable body enters the ventilation area of ​​the air duct cavity through the ventilation holes, the strong wind can be blocked and rebounded by the wind shield, so that the wind is discharged through the ventilation holes without entering the cable body; the wind isolation area in the air duct cavity forms a buffer, which can reduce the impact of strong wind on the cable body.

[0019] (3) Multiple arc-shaped wind deflectors can disperse wind force toward both sides of the cable body, thereby improving the wind resistance of the cable.

[0020] (4) The elastic silicone column arranged between the cable body and the air duct has good elasticity and can adapt to larger extrusion deformation, which is helpful in resisting wind resistance and providing protection for the cable body. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 This is a schematic cross-sectional view of the wind-resistant cable in Example 1;

[0023] Figure 2 This is a schematic diagram of the structure of the wind-resistant cable in Example 1.

[0024] Figure markings: 1-cable body, 11-outer sheath, 12-inner sheath, 13-cable core, 14-insulating layer, 15-flame retardant material, 16-armor layer, 2-wind guide assembly, 21-mounting block, 22-arc-shaped wind guide plate, 3-wind shield assembly, 31-air duct, 31a-wind isolation area, 31b-ventilation area, 311-ventilation hole, 32-wind shield, 4-elastic silicone column. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0026] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0028] Example 1

[0029] like Figure 1 to Figure 2 As shown, this embodiment provides a wind-resistant cable, including a cable body 1, and also including a pair of wind guide components 2 and a pair of wind shield components 3. The pair of wind guide components 2 are symmetrically arranged at the upper and lower tops of the cable body 1 in the vertical direction, and the wind force above and below the cable body 1 can be dispersed; the pair of wind shield components 3 are symmetrically arranged on both sides of the cable body 1, and the pair of wind shield components 3 are sandwiched between the pair of wind guide components 2, which can resist the wind from the side of the cable body 1, can reduce the impact of strong wind, and prevent the cable from being broken or damaged by strong wind, and has strong wind resistance and high safety.

[0030] In this embodiment, the wind shield assembly 3 includes an air duct 31, and a pair of wind shields 32 symmetrically arranged in the inner cavity of the air duct 31 along the cross-sectional direction of the air duct 31. The pair of wind shields 32 divide the inner cavity of the air duct 31 into a wind isolation area 31a and a pair of ventilation areas 31b. The wall surface of the air duct 31 located in the ventilation area 31b is provided with a plurality of ventilation holes 311.

[0031] After the wind from the side of the cable body 1 enters the ventilation area 31b of the inner cavity of the air duct 31 through the ventilation hole 311, it is blocked by the wind shield 32, rebounds, and then discharged through the ventilation hole 311; the wind isolation area 31a of the inner cavity of the air duct 31 forms a buffer, which can reduce the impact of strong wind on the cable body 1.

[0032] In this embodiment, the air guide assembly 2 includes a mounting block 21 and a plurality of arc-shaped air guide plates 22. The mounting block 21 is detachably connected to the top of the cable body 1. The plurality of arc-shaped air guide plates 22 are arranged on both sides of the mounting block 21, and the plurality of arc-shaped air guide plates 22 are arranged in an array along the length direction of the mounting block 21. One end of the plurality of arc-shaped air guide plates 22 is welded to the outer wall surface of the mounting block 21, and the other end of the plurality of arc-shaped air guide plates 22 is welded to the outer wall surface of the air duct 31. The plurality of arc-shaped air guide plates 22 can disperse the wind force toward both sides of the cable body 1, thereby improving the wind resistance of the cable. The arc-shaped air guide plates 22, the mounting block 21, and the air duct 31 are all made of polycarbonate material with good performances such as weather resistance, insulation, heat resistance, and wind resistance.

[0033] In this embodiment, an elastic silicone column 4 is further provided between the cable body 1 and the air duct 31, and the outer wall surface of the elastic silicone column 4 is firmly connected to the outer wall surface of the cable body 1 and the outer wall surface of the air duct 31 by hot melting. The elastic silicone column 4 has good elasticity and can adapt to large extrusion deformation, which is helpful to resist wind resistance and provide protection for the cable body 1.

[0034] In this embodiment, the bottom of the mounting block 21 fits with the top of the cable body 1, and the top of the mounting block 21 is arc-shaped. The arc-shaped design allows air to flow more smoothly over the surface of the object, reducing the generation of resistance.

[0035] In this embodiment, the cable body 1 includes an outer sheath 11, an inner sheath 12 and a plurality of cable cores 13 from outside to inside. The plurality of cable cores 13 are arranged in the inner cavity of the inner sheath 12 at intervals. The outer wall surfaces of the plurality of cable cores 13 are all covered with an insulating layer 14.

[0036] In this embodiment, the gap between the insulating layer 14 and the inner sheath 12 is filled with a flame retardant material 15 , and the flame retardant material 15 is made of polytetrafluoroethylene (PTFE) having excellent high temperature resistance and chemical stability.

[0037] In this embodiment, the outer sheath 11 and the inner sheath 12 are both made of polycarbonate material, which has good impact resistance and high temperature resistance.

[0038] In this embodiment, an armor layer 16 is further provided between the inner sheath 12 and the outer sheath 11 to enhance mechanical protection.

[0039] In this embodiment, the armor layer 16 is formed by winding multiple strands of steel wires, has high tensile strength and corrosion resistance, and can provide high mechanical protection.

[0040] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be subject to various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A wind-resistant cable, characterized in that: comprising a cable body (1), It also comprises a pair of wind guide components (2) and a pair of wind shield components (3), wherein the pair of wind guide components (2) are symmetrically arranged at the upper and lower tops of the cable body (1) in the vertical direction, and the pair of wind shield components (3) are symmetrically arranged at both sides of the cable body (1), and the pair of wind shield components (3) are both sandwiched between the pair of wind guide components (2).

2. The wind-resistant cable according to claim 1, characterized in that: The wind shield assembly (3) comprises an air duct (31) and a pair of wind shields (32); along the cross-sectional direction of the air duct (31), the pair of wind shields (32) are symmetrically arranged in the inner cavity of the air duct (31); the pair of wind shields (32) divide the inner cavity of the air duct (31) into a wind-isolating area (31a) and a pair of ventilation areas (31b); and a plurality of ventilation holes (311) are arranged on the wall surface of the air duct (31) located in the ventilation area (31b).

3. The wind-resistant cable according to claim 2, characterized in that: The air guide assembly (2) comprises a mounting block (21) and a plurality of arc-shaped air guide plates (22); the mounting block (21) is detachably connected to the top of the cable body (1); the plurality of arc-shaped air guide plates (22) are arranged on both sides of the mounting block (21); and the plurality of arc-shaped air guide plates (22) are distributed in an array along the length direction of the mounting block (21); One end of each of the plurality of arc-shaped air guide plates (22) is detachably connected to the outer wall surface of the mounting block (21), and the other end of each of the plurality of arc-shaped air guide plates (22) is detachably connected to the outer wall surface of the air duct (31).

4. The wind-resistant cable according to claim 2, characterized in that: An elastic silica gel column (4) is also provided between the cable body (1) and the air duct (31).

5. The wind-resistant cable according to claim 3, characterized in that: The bottom of the installation block (21) fits the top of the cable body (1), and the top of the installation block (21) is arc-shaped.

6. The wind-resistant cable according to any one of claims 1 to 5, characterized in that: The cable body (1) comprises, from outside to inside, an outer sheath (11), an inner sheath (12) and a plurality of cable cores (13); the plurality of cable cores (13) are arranged at intervals in the inner cavity of the inner sheath (12); and the outer wall surfaces of the plurality of cable cores (13) are all covered with an insulating layer (14).

7. The wind-resistant cable according to claim 6, characterized in that: The gap between the insulating layer (14) and the inner sheath (12) is filled with a flame retardant material (15).

8. The wind-resistant cable according to claim 6, characterized in that: The outer sheath (11) and the inner sheath (12) are both made of polycarbonate material.

9. The wind-resistant cable according to claim 6, characterized in that: An armor layer (16) is also provided between the inner sheath (12) and the outer sheath (11).

10. The wind-resistant cable according to claim 9, characterized in that: The armor layer (16) is formed by winding a plurality of steel wires.

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