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CN-224217264-U - Irradiation rubber crosslinked polyethylene cable

CN224217264UCN 224217264 UCN224217264 UCN 224217264UCN-224217264-U

Abstract

The utility model discloses an irradiation rubber crosslinked polyethylene cable, which comprises a cable sheath, wherein a plurality of insulating layers a are arranged in the cable sheath, an insulating layer b is arranged in the cable sheath near the left side, a plurality of electric cores a and b are respectively arranged in the insulating layers a and b, the insulating layers a are made of irradiation rubber so as to increase high temperature resistance, the traditional cable sheath material is improved to be the traditional irradiation rubber material, the original electric core outer insulating material is improved to be the crosslinked polyethylene material, the irradiation rubber has good high temperature resistance, the performance can be maintained at a higher temperature, the irradiation rubber is suitable for being used in a severe environment, the crosslinking structure of the crosslinked polyethylene further enhances the resistance to high temperature, the environment of ninety degrees centigrade to one hundred twenty degrees centigrade can be generally tolerated, the tensile strength and the wear resistance of the cable are improved, and the service life is prolonged.

Inventors

  • ZHANG HUAN

Assignees

  • 河北未缆线缆有限公司

Dates

Publication Date
20260508
Application Date
20250529

Claims (9)

  1. 1. An irradiated rubber crosslinked polyethylene cable comprising a cable sheath (1); The cable is characterized in that a plurality of insulating layers a (2) are arranged in the cable sheath (1), an insulating layer b (4) is arranged in the cable sheath (1) close to the left, and a battery cell a (3) and a battery cell b (5) are respectively arranged in the insulating layers a (2) and b (4).
  2. 2. An irradiated rubber crosslinked polyethylene cable according to claim 1, characterized in that said insulating layer a (2) is made of irradiated rubber to increase the high temperature resistance.
  3. 3. An irradiated rubber-crosslinked polyethylene cable according to claim 1, wherein a plurality of said insulating layers a (2) and b (4) are each made of a crosslinked polyethylene material to increase tensile strength.
  4. 4. An irradiated rubber crosslinked polyethylene cable according to claim 1, characterized in that the outer layer of the cable sheath (1) is provided with an outer jacket (8), the inner wall of the outer jacket (8) is provided with a sliding inner liner (12) to reduce friction between the outer jacket (8) and the cable sheath (1).
  5. 5. An irradiated rubber-crosslinked polyethylene cable according to claim 4, characterized in that the outer wall of the jacket (8) is provided with a sun protection layer (10), and the inside of the jacket (8) is provided with a reinforcing inner liner (11) to increase the hardness of the jacket (8).
  6. 6. An irradiated rubber crosslinked polyethylene cable according to claim 4, characterized in that the outer walls of the front and rear ends of the jacket (8) are provided with sealing sleeves (9).
  7. 7. An irradiated rubber crosslinked polyethylene cable according to claim 1, characterized in that a plurality of said cells a (3) and b (5) are arranged in a lateral direction.
  8. 8. The irradiation rubber crosslinked polyethylene cable according to claim 1, wherein the plurality of cells a (3) and b (5) are each provided with a positioning rod (7) inside.
  9. 9. An irradiated rubber crosslinked polyethylene cable according to claim 1, characterized in that the inside of the cable sheath (1) is provided with reinforcing ribs (6) respectively near the inside of the left and right sides.

Description

Irradiation rubber crosslinked polyethylene cable Technical Field The utility model belongs to the technical field of cables, and particularly relates to an irradiation rubber crosslinked polyethylene cable. Background The irradiation rubber crosslinked polyethylene cable is an advanced cable type, and combines the advantages of the irradiation crosslinking technology and the polyethylene insulating material. Such cables are commonly used in high voltage and high temperature environments, have excellent electrical and mechanical properties, and are widely used in power transmission and distribution systems, especially in locations where high temperature and high reliability are required, and their excellent high temperature, radiation and chemical resistance make them important in modern power and industrial systems. But the rubber texture of the surface of the traditional cable is poor, and when the traditional cable is used for a long time, the surface is cracked, and the situation that the internal battery core is leaked occurs. Disclosure of utility model The utility model aims to provide an irradiation rubber crosslinked polyethylene cable, which is used for solving the problem that the surface rubber texture of the traditional cable proposed in the background art is poor. In order to achieve the aim, the utility model provides the technical scheme that the irradiation rubber crosslinked polyethylene cable comprises a cable sheath; The cable sheath is characterized in that a plurality of insulating layers a are arranged in the cable sheath, an insulating layer b is arranged in the cable sheath and close to the left side, and a plurality of electric cores a and b are respectively arranged in the insulating layers a and b. Preferably, the insulating layer a is made of irradiated rubber to increase high temperature resistance. Preferably, a plurality of the insulating layers a and b are made of a cross-linked polyethylene material to increase tensile strength. Preferably, the outer layer of the cable sheath is provided with an outer sleeve, and the inner wall of the outer sleeve is provided with a sliding lining to reduce friction between the outer sleeve and the cable sheath. Preferably, the outer wall of the outer sleeve is provided with a sun-proof layer, and the inner part of the outer sleeve is provided with a reinforced lining to increase the hardness of the outer sleeve. Preferably, sealing sleeves are arranged on the outer walls of the front end and the rear end of the outer sleeve. Preferably, a plurality of the battery cells a and b are arranged transversely. Preferably, positioning rods are arranged in the battery cells a and b. Preferably, the inside of the cable sheath and the inside close to the left side and the right side respectively are provided with reinforcing ribs. Compared with the prior art, the utility model provides an irradiation rubber crosslinked polyethylene cable, which has the following beneficial effects: 1. The traditional cable sheath material is improved to be the existing irradiation rubber material, and the original electric core outer insulation material is improved to be the crosslinked polyethylene material, so that the irradiation rubber has good high temperature resistance, can maintain performance at a higher temperature, is suitable for being used in a severe environment, the crosslinked structure of the crosslinked polyethylene further enhances the resistance to high temperature, can generally resist the environment of ninety degrees centigrade to one hundred twenty degrees centigrade, improves the tensile strength and the wear resistance of the cable, and prolongs the service life. 2. Through the installation overcoat, when the cable uses, accessible removes the overcoat, removes it to the cable bending region on to reinforcing cable's compressive and tensile ability, increase of service life, and provide extra protection, reduce the cable and fracture or insulation failure's risk because of crooked. Drawings Fig. 1 is a schematic view of the structure of an irradiated rubber crosslinked polyethylene cable of the utility model. Fig. 2 is a schematic diagram of the front view structure of an irradiated rubber crosslinked polyethylene cable of the utility model. Fig. 3 is a schematic view of a partial structure of an insulation layer a region according to the present utility model. Fig. 4 is a schematic view of a partial structure of a cable sheath area according to the present utility model. Fig. 5 is a schematic view of a partial structure of the jacket area of the present utility model in elevation and cross section. In the figure, 1, a cable sheath, 2, an insulating layer a, 3, a battery cell a, 4, an insulating layer b, 5, a battery cell b, 6, a reinforcing rib, 7, a positioning rod, 8, an outer sleeve, 9, a sealing sleeve, 10, a sun-proof layer, 11, a reinforcing lining, 12 and a sliding lining. Detailed Description The following description of the embodim