Compression-resistant wire cable

Abstract

The utility model belongs to the technical field of wires and cables, and particularly relates to a compression-resistant wire and cable, which comprises a wire body, the outer wall of the wire body is fixedly connected with a compression-resistant structure, the compression-resistant structure comprises a mounting plate, the mounting plate is fixedly connected to the outer wall of the wire body, the interior of the mounting plate is fixedly connected with a plurality of fixing rods, and the fixing rods are fixedly connected with the outer wall of the wire body. A spring is arranged on the outer wall of the fixing rod, a fixing plate is fixedly connected to the upper surface of the mounting plate, a moving plate is slidably connected to the interior of the mounting plate, a plurality of sliding holes are formed in the upper surface of the moving plate, the inner walls of the sliding holes are slidably connected to the outer wall of the fixing rod, and a connecting plate is fixedly connected to the outer wall of the moving plate. According to the pressure-proof device, the movable plate is driven by the pressure-proof plate to move along the track of the fixed rod, the pressure-proof plate is driven by the elastic force of the spring to move, when the pressure is cancelled, the pressure-proof plate is automatically reset through the elastic force of the spring, and the pressure-proof effect is achieved through the design.

Description

Technical Field

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

[0002] Wires and cables are wire products used to transmit electrical energy, information and realize electromagnetic energy conversion. Wires and cables in a broad sense are also referred to as cables. Cables in a narrow sense refer to insulated cables, which can be defined as: a collection of the following parts; one or more insulating cores, and their respective coatings, total protective layers and outer sheaths. Cables may also have additional uninsulated conductors.

[0003] After searching, the patent with publication number CN214068389U discloses a compression-resistant wire and cable, including a first transmission line, a first protective block is movably sleeved on the outer surface of the first transmission line, a second transmission line is movably connected to the outer surface of the first protective block, and a second protective block is movably connected to the outer surface of the second transmission line; through the designed fixed sleeve, the first protective sleeve and the second protective sleeve, it is convenient to protect the fixed sleeve, the first protective sleeve and the second protective sleeve when the wire and cable are squeezed, and through the first protective block and the second protective block, it is convenient to position the first transmission line and the second transmission line through the first wire groove and the second wire groove when squeezed to prevent friction and squeezing between the first transmission line and the second transmission line, and solves the problem that the outer protective sheath rubs against the internal line sheath, which easily causes the protective sheath of the wire and cable to be worn or even damaged. This patent only uses the first protective sleeve, the second protective sleeve and the spring to prevent the cable from being compressed. When subjected to greater pressure, the internal line sheath will rub, which easily causes the protective sheath of the wire and cable to be worn or even damaged. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a compression-resistant wire and cable, which solves the current problem that when subjected to greater pressure, the internal line sheath will rub, which easily causes the wire and cable protective sheath to be worn or even damaged.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pressure-resistant wire and cable, comprising a wire body, the outer wall of the wire body is fixedly connected with a pressure-resistant structure, the pressure-resistant structure comprises a mounting plate, the mounting plate is fixedly connected to the outer wall of the wire body, a plurality of fixing rods are fixedly connected inside the mounting plate, the outer wall of the fixing rod is provided with a spring, the upper surface of the mounting plate is fixedly connected with a fixing plate, the inner part of the mounting plate is slidably connected with a movable plate, the upper surface of the movable plate is provided with a plurality of sliding holes, the inner wall of the sliding hole is slidably connected to the outer wall of the fixing rod, the outer wall of the movable plate is fixedly connected with a connecting plate, the outer wall of the connecting plate is fixedly connected with an anti-pressure plate, and the material of the anti-pressure plate is a flexible material.

[0006] As a preferred technical solution of the utility model, the electric wire body comprises a filling layer, a plurality of conducting wires are fixedly connected inside the filling layer, and a heat insulating layer is fixedly connected to the outer wall of the filling layer.

[0007] As a preferred technical solution of the utility model, the outer wall of the heat insulation layer is fixedly connected with a wear-resistant layer, and the outer wall of the wear-resistant layer is fixedly connected with a waterproof layer.

[0008] As a preferred technical solution of the present invention, the material of the filling layer is polyolefin.

[0009] As a preferred technical solution of the utility model, the material of the heat insulation layer is nano aerogel.

[0010] As a preferred technical solution of the utility model, the material of the wear-resistant layer is polyurethane.

[0011] As a preferred technical solution of the utility model, the material of the waterproof layer is ethylene propylene rubber.

[0012] Compared with the prior art, the utility model provides a compression-resistant wire and cable having the following features:

[0013] Beneficial effects:

[0014] 1. This kind of pressure-resistant wire and cable drives the movable plate to move along the track of the fixed rod through the anti-pressure plate, and drives the anti-pressure plate to move through the elastic force of the spring. When the pressure is cancelled, the anti-pressure plate automatically resets through the elastic force of the spring. This design achieves the effect of pressure resistance.

[0015] 2. This kind of compression-resistant wire and cable achieves the effect of preventing fire from damaging the wire body through the design of the heat insulation layer, achieves the effect of extending the service life of the wire body through the design of the wear-resistant layer, and achieves the effect of preventing rainwater from corroding the wire body through the design of the waterproof layer. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is the front view of the structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 3 This is a structural breakdown diagram of the utility model;

[0019] Figure 4 It is a partial structural schematic diagram of the connecting plate of the utility model.

[0020] In the figure: 1. pressure-resistant structure; 101. mounting plate; 102. fixing rod; 103. spring; 104. fixing plate; 105. moving plate; 106. sliding hole; 107. connecting plate; 108. anti-pressure plate; 2. wire body; 201. filling layer; 202. conductor; 203. heat-insulating layer; 204. wear-resistant layer; 205. waterproof layer. DETAILED DESCRIPTION

[0021] 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.

[0022] Embodiment 1

[0023] See also Figure 3-4 In this embodiment: a pressure-resistant wire and cable comprises a wire body 2, the outer wall of the wire body 2 is fixedly connected with a pressure-resistant structure 1, the pressure-resistant structure 1 comprises a mounting plate 101, the mounting plate 101 is fixedly connected to the outer wall of the wire body 2, a plurality of fixed rods 102 are fixedly connected inside the mounting plate 101, the outer wall of the fixed rod 102 is provided with a spring 103, a fixed plate 104 is fixedly connected to the upper surface of the mounting plate 101, a movable plate 105 is slidably connected inside the mounting plate 101, a plurality of sliding holes 106 are provided on the upper surface of the movable plate 105, the inner wall of the sliding hole 106 is slidably connected to the outer wall of the fixed rod 102, the outer wall of the movable plate 105 is fixedly connected with a connecting plate 107, the outer wall of the connecting plate 107 is fixedly connected with an anti-pressure plate 108, and the material of the anti-pressure plate 108 is a flexible material.

[0024] As a preferred embodiment, the anti-pressure plate 108 drives the movable plate 105 to move along the trajectory of the fixed rod 102, and the anti-pressure plate 108 is driven to move by the elastic force of the spring 103. When the pressure is cancelled, the anti-pressure plate 108 is automatically reset by the elastic force of the spring 103. This design achieves an anti-pressure effect.

[0025] Embodiment 2

[0026] See also Figure 1-4 In this implementation scheme:

[0027] As a preferred embodiment, the wire body 2 includes a filling layer 201, a plurality of wires 202 are fixedly connected inside the filling layer 201, a heat insulation layer 203 is fixedly connected to the outer wall of the filling layer 201, a wear-resistant layer 204 is fixedly connected to the outer wall of the heat insulation layer 203, and a waterproof layer 205 is fixedly connected to the outer wall of the wear-resistant layer 204. The design of the heat insulation layer 203 can prevent the wire body 2 from being damaged by fire, the design of the wear-resistant layer 204 can extend the service life of the wire body 2, and the design of the waterproof layer 205 can prevent the wire body 2 from being corroded by rainwater.

[0028] As a preferred embodiment, the material of the filling layer 201 is polyolefin, which has high strength and stability, and can ensure the stability of the structure and the rounded shape of the cable when it is cabled. The material of the heat insulation layer 203 is nano-aerogel material, which has a fine nano-network structure of silicon aerogel, which effectively limits the propagation of local thermal excitation, and its solid-state thermal conductivity is 2-3 orders of magnitude lower than that of the corresponding glassy material. The nano-micropores inhibit the contribution of gas molecules to heat conduction. The refractive index of silicon aerogel is close to 1, and the ratio of the annihilation coefficient of infrared and visible light is more than 100, which can effectively transmit sunlight and prevent infrared heat radiation at ambient temperature. The material of the wear-resistant layer 204 is polyurethane, which has excellent oil resistance, good toughness, wear resistance, cold resistance (low temperature resistance), water resistance, aging resistance, acid and alkali resistance, weather resistance and other characteristics, so that it can show good performance in oil pollution, low temperature environment and its harsh occasions. In addition, polyurethane also has good chemical resistance and solvent resistance, reduces cold flow, and basically maintains the original electrical properties. The material of the waterproof layer 205 is ethylene propylene rubber.

[0029] The working principle and usage process of the utility model are as follows: when the device needs to be used, the operator only needs to lay the cable at the required position, and the anti-pressure plate 108 drives the movable plate 105 to move along the trajectory of the fixed rod 102, and the anti-pressure plate 108 is driven to move by the elastic force of the spring 103. When the pressure is cancelled, the anti-pressure plate 108 is automatically reset by the elastic force of the spring 103.

[0030] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A compression-resistant wire and cable, comprising a wire body (2), characterized in that: The outer wall of the electric wire body (2) is fixedly connected to a pressure-resistant structure (1), and the pressure-resistant structure (1) comprises a mounting plate (101), the mounting plate (101) is fixedly connected to the outer wall of the electric wire body (2), a plurality of fixed rods (102) are fixedly connected inside the mounting plate (101), the outer walls of the fixed rods (102) are provided with springs (103), the upper surface of the mounting plate (101) is fixedly connected to a fixed plate (104), the inner surface of the mounting plate (101) is slidably connected to a movable plate (105), the upper surface of the movable plate (105) is provided with a plurality of sliding holes (106), the inner walls of the sliding holes (106) are slidably connected to the outer walls of the fixed rods (102), the outer wall of the movable plate (105) is fixedly connected to a connecting plate (107), the outer wall of the connecting plate (107) is fixedly connected to an anti-pressure plate (108), and the material of the anti-pressure plate (108) is a flexible material.

2. A compression-resistant wire and cable according to claim 1, characterized in that: The electric wire body (2) comprises a filling layer (201), a plurality of conductive wires (202) are fixedly connected inside the filling layer (201), and a heat insulating layer (203) is fixedly connected to the outer wall of the filling layer (201).

3. A compression-resistant wire and cable according to claim 2, characterized in that: The outer wall of the heat-insulating layer (203) is fixedly connected to a wear-resistant layer (204), and the outer wall of the wear-resistant layer (204) is fixedly connected to a waterproof layer (205).

4. A compression-resistant wire and cable according to claim 2, characterized in that: The material of the filling layer (201) is polyolefin.

5. A compression-resistant wire and cable according to claim 2, characterized in that: The material of the heat insulation layer (203) is nano aerogel.

6. A compression-resistant wire and cable according to claim 3, characterized in that: The material of the wear-resistant layer (204) is polyurethane.

7. A compression-resistant wire and cable according to claim 3, characterized in that: The material of the waterproof layer (205) is ethylene propylene rubber.

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