Title:
INTERMEDIATE CONNECTION STRUCTURE OF POWER CABLE
Document Type and Number:
Japanese Patent JP2022189167
Kind Code:
A
Abstract:
To provide an intermediate connection structure of a power cable which is excellent in waterproof performance.SOLUTION: An intermediate connection structure of a power cable includes an intermediate connection part where an end of a first power cable and an end of a second power cable are connected to each other, a cylindrical coffin box covering the outer periphery of the intermediate connection part, and a compound provided between the intermediate connection part and the coffin box, wherein the coffin box has a first body part having a cylindrical shape and a second body part having a cylindrical shape which are assembled in an axial direction of the intermediate connection part; each of the first body part and the second body part has a lamination region having a first resin layer, a metal layer and a second resin layer in order from the inner periphery side of the coffin box; and at least one of the first body part and the second body part has a hole part penetrating from the inside to the outside in a radial direction of the coffin box, and a lid part blocking the hole part.SELECTED DRAWING: Figure 4
Inventors:
MINE AKINORI
Application Number:
JP2021097586A
Publication Date:
December 22, 2022
Filing Date:
June 10, 2021
Export Citation:
Assignee:
SUMITOMO ELECTRIC INDUSTRIES
International Classes:
H02G15/10; H01R4/70; H02G1/06; H02G1/14; H02G9/02; H02G15/115
Attorney, Agent or Firm:
Hiroshi Yamano
Niijima Hideaki
Niijima Hideaki