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CN-224217265-U - Compression-resistant cable

CN224217265UCN 224217265 UCN224217265 UCN 224217265UCN-224217265-U

Abstract

The application relates to a compression-resistant cable, which relates to the field of cables and comprises a plurality of conductors, a protective layer and a sheath layer, wherein the protective layer covers the conductors, a plurality of buffer components are arranged on the protective layer, and the sheath layer covers the conductors and the buffer components. Through increasing buffer unit between protective layer and the restrictive coating, when the cable received the striking, buffer unit buffer external pressure, make the inside wire of protective layer be difficult for the fracture, be favorable to improving the compressive resistance of cable.

Inventors

  • LUO CONG
  • YU KAIKAI
  • ZHENG JIANGTAO
  • XING ZENGMAO

Assignees

  • 开开电缆科技有限公司

Dates

Publication Date
20260508
Application Date
20250212

Claims (8)

  1. 1. The compression-resistant cable is characterized by comprising a plurality of conductors (1), a protective layer (2) and a sheath layer (3), wherein the protective layer (2) is used for coating the conductors (1), a plurality of buffer components (4) are arranged on the protective layer (2), and the sheath layer (3) is used for coating the conductors (1) and the buffer components (4).
  2. 2. A compression-resistant cable according to claim 1, wherein the sheath layer (3) has a circular cross section, the protective layer (2) has a rectangular cross section, opposite ends of the protective layer (2) abut against the inner wall of the sheath layer (3), and the other opposite ends of the protective layer (2) abut against the buffer member (4).
  3. 3. A compression-resistant cable according to claim 2, wherein the protective layer (2) is formed with an arc-shaped surface (22), and the arc of the arc-shaped surface (22) is matched with the arc of the inner wall of the sheath layer (3).
  4. 4. A compression-resistant cable according to claim 3, wherein a first smooth layer (31) is arranged on the inner wall of the sheath layer (3), a second smooth layer (221) is arranged on the arc-shaped surface (22), and the second smooth layer (221) is attached to the first smooth layer (31).
  5. 5. The pressure-resistant cable according to claim 1, wherein the protective layer (2) comprises an insulating layer (23), a shielding layer (24), a waterproof layer (25) and a supporting frame layer (26) from inside to outside.
  6. 6. A pressure-resistant cable according to claim 5, wherein the supporting frame layer (26) is formed by curing an organic curing adhesive.
  7. 7. The pressure-resistant cable according to claim 5, wherein the supporting frame layer (26) comprises a first supporting portion (261), a second supporting portion (262) and a plurality of reinforcing portions (263), the reinforcing portions (263) are arranged on the first supporting portion (261) and the second supporting portion (262), the distribution direction of the reinforcing portions (263) is parallel to the length direction of the conductor (1), and adjacent reinforcing portions (263) and the first supporting portion (261) or the second supporting portion (262) are spliced to form a triangle.
  8. 8. The pressure-resistant cable according to claim 1, wherein the buffer member (4) is hollow, the buffer member (4) is filled with silicone oil, and the buffer member (4) can recover shape under elastic action after being pressed.

Description

Compression-resistant cable Technical field: The utility model belongs to the technical field of cables, and particularly relates to a compression-resistant cable. The background technology is as follows: The cable is composed of conductors, insulation layers and sometimes also a tight inner sheath to prevent moisture ingress or an outer sheath to enhance mechanical strength. After the cable is laid, if a large weight is arranged above the cable or the cable is impacted, the conductor in the cable is easy to break due to local stress increase, and the compression resistance of the cable needs to be improved. The invention comprises the following steps: The utility model aims to provide a compression-resistant cable so as to solve the technical problems in the background art. The utility model is realized in the following way: The compression-resistant cable comprises a plurality of conductors, a protective layer and a sheath layer, wherein the protective layer coats a plurality of conductors, a plurality of buffer components are arranged on the protective layer, and the sheath layer coats the conductors and a plurality of buffer components. Preferably, the cross section of the sheath layer is circular, the cross section of the protective layer is rectangular, two opposite ends of the protective layer are abutted against the inner wall of the sheath layer, and the other two opposite ends of the protective layer are abutted against the buffer component. Preferably, an arc-shaped surface is formed on the protective layer in a machining mode, and the arc-shaped surface is attached to the inner wall of the sheath layer. Preferably, a first smooth layer is arranged on the inner wall of the sheath layer, a second smooth layer is arranged on the arc-shaped surface, and the second smooth layer is attached to the first smooth layer. Preferably, the protective layer sequentially comprises an insulating layer, a shielding layer, a waterproof layer and a supporting frame layer from inside to outside. Preferably, the supporting frame layer is formed after the organic curing glue is cured. Preferably, the supporting frame layer comprises a first supporting part, a second supporting part and a plurality of reinforcing parts, the reinforcing parts are arranged on the first supporting part and the second supporting part, the distribution directions of the reinforcing parts are parallel to the length direction of the conductor, and adjacent reinforcing parts and the first supporting part or the second supporting part are spliced to form a triangle. Preferably, the buffer part is hollow, the buffer part is filled with silicone oil, and the buffer part can recover the shape under the elastic action after being pressed. Compared with the prior art, the utility model has the outstanding advantages that: 1. According to the utility model, the buffer part is added between the protective layer and the sheath layer, so that when the cable is impacted, the buffer part buffers external pressure, so that wires in the protective layer are not easy to break, and the improvement of the compression resistance of the cable is facilitated; 2. The cross section of the protective layer is rectangular, so that the maximum distance between the protective layer and the sheath layer is increased, and a larger buffer part is increased between the protective layer and the sheath layer; 3. According to the utility model, the silicone oil is poured into the buffer part, when the bearing pressure is overlarge, the silicone oil in the buffer part flows out, and if the protective layer is damaged, the silicone oil flows into the protective layer from the damaged part of the protective layer to protect the conductor, so that the occurrence of electric leakage is reduced. Description of the drawings: FIG. 1 is a cross-sectional view of the present utility model; FIG. 2 is a cross-sectional view of the protective layer of the present utility model, mainly showing the structure of the support frame layer; Fig. 3 is a schematic partial structure of the present embodiment, mainly showing the structure of the supporting frame layer. The specification reference numerals are 1, conductors, 2, a protective layer, 22, an arc-shaped surface, 221, a second smooth layer, 23, an insulating layer, 24, a shielding layer, 25, a waterproof layer, 26, a supporting frame layer, 261, a first supporting part, 262, a second supporting part, 263, a reinforcing part, 3, a sheath layer, 31, a first smooth layer, 4, a buffer part and 41, and a cavity. The specific embodiment is as follows: the utility model is further described below with reference to the specific examples, see fig. 1-3: The embodiment of the application discloses a compression-resistant cable, which is shown in fig. 1 and 2 and comprises a plurality of conductors 1, a protective layer 2 and a sheath layer 3, wherein the conductors 1 are positioned in the protective layer 2, the conductors 1 are fixedly connected wi