CN-224204749-U - Cable terminal structure

CN224204749UCN 224204749 UCN224204749 UCN 224204749UCN-224204749-U

Abstract

The application provides a cable terminal structure which comprises a shell, a guide connection assembly, a transfer connector, a first conductor and a second conductor, wherein a cavity is formed in the shell, the guide connection assembly, the transfer connector, the first conductor and the second conductor are all arranged in the cavity of the shell, the first conductor, the second conductor and the guide connection assembly are respectively located on three sides of the transfer connector and are electrically connected with the transfer connector, the first conductor and the second conductor are detachably connected with the transfer connector, a first through hole is formed in the shell, the first through hole is opposite to the first conductor, a second through hole is formed in the shell, the second through hole is opposite to the second conductor, a guide connection hole suitable for being inserted into a cable connector is formed in the shell, the cable connector penetrates into the cavity of the shell through the guide connection hole, and the cable connector is electrically connected with the transfer connector through the guide connection assembly. The cable terminal is provided with the two switching interfaces in different directions so as to realize that the cable connector is simultaneously connected with different devices, thereby improving the expansibility of the cable terminal.

Inventors

LI WEI
JI CHENXU
WANG JIAWEI
WEI YILI
WEI XIAOHUI

Assignees

国电博纳（北京）电力设备有限公司

Dates

Publication Date: 20260505
Application Date: 20250512

Claims (10)

1. The cable terminal structure is characterized by comprising a shell, a guide connection assembly, an adapter, a first conductor and a second conductor; A cavity is formed in the shell, and the guide connection assembly, the adapter, the first conductor and the second conductor are all arranged in the cavity of the shell; The first conductor, the second conductor and the conductive connecting assembly are respectively positioned at three sides of the adapter and are electrically connected with the adapter, wherein the first conductor and the second conductor are detachably connected with the adapter; The cable connector comprises a shell, a cable connector, a first through hole, a second through hole, a guide hole and a connecting hole, wherein the shell is provided with the first through hole which is opposite to the first conductor, and the shell is provided with the second through hole which is opposite to the second conductor; the cable connector is inserted into the cavity of the shell through the guide connection hole, and is electrically connected with the adapter through the guide connection assembly.
2. The cable termination structure of claim 1, further comprising a shield disposed on a side of the adapter, the shield and the first conductor being on opposite sides of the adapter, respectively.
3. The cable termination structure of claim 1, wherein the second through hole is disposed opposite the conductive aperture.
4. The cable termination structure of claim 1, wherein the conductive contact assembly comprises a conductor contact and a third conductor; The third conductor is electrically connected with the adapter, The conductor contact seat is electrically connected with the cable joint; The conductor contact seat is provided with an opening at one side facing away from the cable connector, the opening is matched with the third conductor, and the third conductor is suitable for being inserted into the opening of the conductor contact seat.
5. The cable termination structure of claim 4, wherein the conductive assembly further comprises spring fingers disposed between the conductor contact and the third conductor.
6. The cable termination structure of claim 5, wherein the conductor contact is internally grooved, and the spring contact finger is disposed in the groove.
7. The cable termination structure of claim 4, wherein the connector assembly further comprises a shield sleeve, the shield sleeve is fastened to a surface of the cable joint connected to the conductor contact, and the shield sleeve is provided with screw holes.
8. The cable termination structure of claim 1, wherein the housing is further provided with access holes, the access holes and the first through holes being disposed on opposite sides of the housing, respectively; and a butt flange is fixedly arranged on a window of the access hole.
9. The cable termination structure of claim 8, further comprising a flange seal cap removably connected to the mating flange of the manhole.
10. The cable termination structure of claim 9, wherein the flange seal cap further comprises a rupture disc disposed on a side of the flange seal cap facing away from the access opening.

Description

Cable terminal structure Technical Field The utility model belongs to the technical field of high-voltage switches, and particularly relates to a cable terminal structure. Background In most substations, cable termination structures exist. The cable terminal is used as an end interface of a cable line, and the cable is connected with a transformer, a switch device and the like to realize the transmission of electric energy or signals. In a GIS (gas insulated switchgear), a cable terminal is also used to connect a bus with a high-voltage cable, enclosed in SF6 gas to improve insulation reliability. The existing cable terminal connection structure can refer to a quick plug-in type T-shaped cable terminal with a publication number of CN217063241U, and is only provided with a switching port, so that a certain limitation exists in the process of later modification wiring or loop addition. Therefore, how to improve the scalability of the cable terminal is a problem to be solved by those skilled in the art. Disclosure of utility model The utility model aims to solve the technical problem of overcoming the defects of the prior art and providing a cable terminal structure, which comprises a shell, a guide connection assembly, an adapter, a first conductor and a second conductor, wherein the shell is provided with a first conductor and a second conductor; The shell is internally provided with a cavity, and the guide connection assembly, the adapter, the first conductor and the second conductor are all arranged in the cavity of the shell; The first conductor, the second conductor and the conductive connecting component are respectively positioned at three sides of the adapter and are electrically connected with the adapter, wherein the first conductor and the second conductor are detachably connected with the adapter; The shell is provided with a first through hole, the first through hole is opposite to the first conductor, and the shell is provided with a second through hole, the second through hole is opposite to the second conductor; The cable joint is inserted into the cavity of the shell through the guide connection hole, and the cable joint is electrically connected with the adapter through the guide connection assembly. In one possible implementation, the connector further includes a shielding member disposed on a side surface of the adapter, and the shielding member and the first conductor are respectively located on opposite sides of the adapter. In one possible implementation, the second through hole is disposed opposite the docking hole. In one possible implementation, the conductive assembly includes a conductor contact and a third conductor; the third conductor is electrically connected with the adapter, The conductor contact seat is electrically connected with the cable joint; The conductor contact base is provided with an opening at one side facing away from the cable connector, the opening is matched with a third conductor, and the third conductor is suitable for being inserted into the opening of the conductor contact base. In one possible implementation, the docking assembly further includes a spring contact finger disposed between the conductor contact pad and the third conductor. In one possible implementation, the inner side of the conductor contact seat is provided with a groove, and the spring contact finger is arranged in the groove. In one possible implementation manner, the conductive assembly further includes a shielding sleeve, the shielding sleeve is buckled on one surface of the cable joint, which is connected with the conductor contact base, and the shielding sleeve is provided with a screw hole. In one possible implementation manner, the casing is further provided with a manhole, and the manhole and the first through hole are respectively arranged at two opposite sides of the casing; And a butt flange is fixedly arranged on a window of the access hole. In one possible implementation, the device further comprises a flange sealing cover, and the flange sealing cover is detachably connected with the butt flange of the access hole. In one possible implementation, the flange sealing cover further comprises a bursting disc, which is arranged on the side of the flange sealing cover facing away from the manhole. The cable terminal structure has the beneficial effects that the adapter is arranged in the cable terminal structure and can be connected with conductors in different directions. In addition, through holes are formed in the shell, and the formed through holes correspond to conductors in different directions one by one, so that the conductors penetrate through the corresponding through holes to be connected with equipment. That is, the cable terminal of the present application may select a conductor in any direction to connect with the device according to the orientation of the GIS device or specific connection requirements, that is, may select a first conductor through a first through h