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CN-224217267-U - Safe high-temperature-resistant silica gel cable

CN224217267UCN 224217267 UCN224217267 UCN 224217267UCN-224217267-U

Abstract

The utility model discloses a safe high-temperature-resistant silica gel cable which comprises an inner supporting sleeve, a heat-insulating protective sleeve, a reinforcing strip and an inner fixing sleeve and inner supporting column structural design, wherein the heat-insulating protective sleeve is arranged on the outer side of the inner supporting sleeve, and the heat-insulating protective sleeve has the beneficial effects that the insulating performance and the outermost protective capability of the cable are further improved by adopting an insulating material of crosslinked polyethylene as a silica gel insulating layer and a polyvinyl chloride material as a wear-resisting layer, and the mechanical strength of the cable is obviously improved by fixedly connecting reinforcing strips on the outer side of the inner supporting sleeve at equal intervals and fixedly connecting the inner fixing sleeve and the inner supporting column structural design on the inner side of the inner supporting sleeve, so that the cable can bear larger tensile force, pressure and bending stress, and has good insulating performance and high-temperature-resistant performance by arranging a silica gel layer, and can protect a core wire from high temperature and electromagnetic interference.

Inventors

  • LI JING
  • ZHANG TAISONG
  • LIANG WEICHENG

Assignees

  • 广东省安扬工业电缆有限公司

Dates

Publication Date
20260508
Application Date
20250509

Claims (6)

  1. 1. Safe high temperature resistant silica gel cable, its characterized in that includes: An inner support sleeve (1); The heat-insulating protective sleeve (2), the heat-insulating protective sleeve (2) is arranged at the outer side of the inner supporting sleeve (1); The inner core structure (4) is arranged at the outer side of the inner support sleeve (1), and the inner core structure (4) is connected with the heat insulation protective sleeve (2); The outer heat insulation sleeve (3), the outer heat insulation sleeve (3) is arranged at the outer side of the heat insulation protective sleeve (2); the silica gel insulating layer (7), the silica gel insulating layer (7) is fixedly connected to the outer side of the outer heat insulation sleeve (3); The reinforcing strips (9) are equidistantly arranged on the outer side of the inner supporting sleeve (1), and the reinforcing strips (9) are fixedly connected with the heat-insulating protective sleeve (2); the inner fixing sleeve (5), the inner fixing sleeve (5) is fixedly connected with the inner side of the inner supporting sleeve (1), and the inner side of the inner fixing sleeve (5) is fixedly connected with the inner supporting column (6).
  2. 2. The safe high-temperature-resistant silica gel cable according to claim 1, wherein the outer side of the silica gel insulating layer (7) is fixedly connected with a wear-resistant layer (8), and the wear-resistant layer (8) is made of polyvinyl chloride material.
  3. 3. The safe high-temperature-resistant silica gel cable according to claim 1, wherein the inner core structure (4) comprises a shielding layer (41), the shielding layer (41) is fixedly connected to the outer side of the inner supporting sleeve (1) at equal intervals, a silica gel layer (42) is arranged on the inner side of the shielding layer (41), and a core wire (43) is arranged on the inner side of the silica gel layer (42).
  4. 4. The safe high temperature resistant silica gel cable according to claim 3, wherein the shielding layer (41) is made of a woven metal wire material, and the silica gel layer (42) is made of a silicone rubber material.
  5. 5. The safe high-temperature-resistant silica gel cable according to claim 1, wherein the inner support sleeve (1) is made of high-temperature vulcanized silicone rubber, the heat-insulating protective sleeve (2) is made of glass fiber materials, the inner fixing sleeve (5) is made of ethylene propylene rubber materials, and the inner support column (6) is made of nitrile rubber materials.
  6. 6. The safe high-temperature-resistant silica gel cable according to claim 1, wherein the outer heat insulation sleeve (3) is made of ceramic fiber materials, and the silica gel insulating layer (7) is made of crosslinked polyethylene materials.

Description

Safe high-temperature-resistant silica gel cable Technical Field The utility model relates to the technical field of silica gel cables, in particular to a safe high-temperature-resistant silica gel cable. Background The cable is a wire device for transmitting electric energy or signals, and is composed of one or more insulated wires, and is generally wrapped in a protective jacket, but the existing traditional cable is easy to age and deform under a high-temperature environment, and even causes insulation failure, so that potential safety hazards of short circuit and electric leakage are caused, normal operation of equipment is affected, and damage to personnel and equipment is also possible. Disclosure of utility model The utility model aims to provide a safe high-temperature-resistant silica gel cable, so as to solve the problems that the conventional cable is easy to age and deform under a high-temperature environment and even causes insulation failure, thereby causing potential safety hazards of short circuit and leakage, not only influencing the normal operation of equipment, but also possibly damaging personnel and equipment. In order to achieve the above purpose, the utility model provides the following technical scheme that the safe high temperature resistant silica gel cable comprises: An inner support sleeve; the heat-insulating protective sleeve is arranged at the outer side of the inner supporting sleeve; the inner core structure is arranged at the outer side of the inner supporting sleeve and is connected with the heat-insulating protective sleeve; the outer heat insulation sleeve is arranged at the outer side of the heat insulation protective sleeve; the silica gel insulating layer is fixedly connected to the outer side of the outer heat insulation sleeve; The reinforcing strips are equidistantly arranged on the outer side of the inner supporting sleeve and fixedly connected with the heat-insulating protective sleeve; The inner fixing sleeve is fixedly connected with the inner side of the inner supporting sleeve, and the inner side of the inner fixing sleeve is fixedly connected with an inner supporting column. As a preferable scheme of the utility model, the outer side of the silica gel insulating layer is fixedly connected with a wear-resistant layer, and the wear-resistant layer is made of polyvinyl chloride material. As a preferable scheme of the utility model, the inner core structure comprises a shielding layer, wherein the shielding layer is fixedly connected with the outer side of the inner supporting sleeve at equal intervals, a silica gel layer is arranged on the inner side of the shielding layer, and a core wire is arranged on the inner side of the silica gel layer. As a preferable scheme of the utility model, the shielding layer is made of woven metal wire material, and the silica gel layer is made of silicone rubber material. As a preferable scheme of the utility model, the inner support sleeve is made of high-temperature vulcanized silicone rubber, the heat-insulating protective sleeve is made of glass fiber material, the inner fixing sleeve is made of ethylene propylene rubber material, and the inner support column is made of nitrile rubber material. As a preferable scheme of the utility model, the outer heat insulation sleeve is made of ceramic fiber materials, and the silica gel insulating layer is made of crosslinked polyethylene materials. Compared with the prior art, the cable has the beneficial effects that the insulating performance and the outermost protective capability of the cable are further improved by adopting the insulating material of crosslinked polyethylene as the silica gel insulating layer and adopting the polyvinyl chloride material as the wear-resisting layer, and the mechanical strength of the cable is obviously improved by fixedly connecting the reinforcing strips at equal intervals on the outer side of the inner supporting sleeve and fixedly connecting the inner fixing sleeve and the inner supporting column structural design on the inner side of the inner supporting sleeve, so that the cable can bear larger tensile force, pressure and bending stress, and has good insulating performance and high temperature resistance by arranging the silica gel layer, so that the core wire can be protected from high temperature and electromagnetic interference. Drawings FIG. 1 is a schematic diagram of the overall structure of the present utility model; FIG. 2 is a schematic diagram of the internal structure of the present utility model; FIG. 3 is a schematic view of the structure of the inner support sleeve and reinforcing strips of the present utility model; Fig. 4 is a schematic view of the structure of the inner fixing sleeve and the inner support column of the present utility model. The heat insulation structure comprises a supporting sleeve 1, an inner supporting sleeve 2, a heat insulation protecting sleeve 3, an outer heat insulation sleeve 4, an inner core struc