CN217882813U - Flexible joint for 20kV and below ring main unit terminal - Google Patents
Flexible joint for 20kV and below ring main unit terminal Download PDFInfo
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- CN217882813U CN217882813U CN202222121952.1U CN202222121952U CN217882813U CN 217882813 U CN217882813 U CN 217882813U CN 202222121952 U CN202222121952 U CN 202222121952U CN 217882813 U CN217882813 U CN 217882813U
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Abstract
The utility model discloses a flexible joint for 20KV and following looped netowrk cabinet terminal, which comprises a body, the body below is equipped with the main cable, the main cable top is equipped with insulating cover, the insulating cover top has threaded connection device through the thread tightening, threaded connection device has the connection terminal through the thread tightening, the inside stress cone that is equipped with of connection terminal, the inside first flexible cable, second flexible cable and third flexible cable of connecting respectively through the pencil connection of stress cone, first flexible cable, second flexible cable and third flexible cable below are equipped with the wiring board, the wiring board below is equipped with the stress cone, first flexible cable, second flexible cable and third flexible cable are the cable for three-phase cable junction, first flexible cable, second flexible cable and third flexible cable are insulating material; the flexible joint for the 20KV and below ring main unit terminal has the advantages of high safety, good insulativity and good sealing property.
Description
Technical Field
The utility model relates to an electrical connection technical field specifically is a flexible joint that is used for 20KV and following looped netowrk cabinet terminal.
Background
When the ring main unit is connected with a three-phase cable, the traditional technical scheme is that a cable sealing assembly is installed firstly, then the three-phase cable is processed, the manufacturing steps of the cable terminal at present specifically comprise a series of complicated and troublesome steps of cutting and stripping the cable, winding a semi-conductive belt, cleaning a main insulation, installing a stress body, press-mounting a wiring terminal and the like, and finally a T-shaped front plug and a T-shaped rear plug are installed. Because the cable body is harder, the looped netowrk cabinet operation space is narrow and small, needs constructor to twist the cable as far as possible, can cause the error very easily to damage the cable, improves the potential safety hazard to the preparation is long, and work efficiency is low.
Therefore, the utility model relates to a flexible joint that is used for 20KV and following looped netowrk cabinet terminal.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a flexible joint that is used for 20KV and following looped netowrk cabinet terminal has the security height, insulating good, the good advantage of leakproofness, has solved the problem among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a flexible joint that is used for 20KV and following looped netowrk cabinet terminal, includes the body, the body below is equipped with the main cable, the main cable top is equipped with insulating cover, there is threaded connection device insulating cover top through the thread tightening, threaded connection device has the connection terminal through the thread tightening, the inside stress cone that is equipped with of connection terminal, first flexible cable, second flexible cable and third flexible cable are connected respectively through the pencil connection to the stress cone inside, first flexible cable, second flexible cable and third flexible cable below are equipped with the wiring board, the wiring board below is equipped with the stress cone.
Preferably, first flexible cable, second flexible cable and third flexible cable are three-phase cable connection and use the cable, first flexible cable, second flexible cable and third flexible cable are insulating material, first flexible cable, second flexible cable and third flexible cable top are fixed with first insulation ring through integrated into one piece, first insulation ring top is equipped with the insulation ring of second, the insulation ring top of second is equipped with the insulation ring of third, the insulation ring top of third is equipped with first cable joint, second cable joint and third cable joint, all be equipped with the through-hole in the middle of first cable joint, second cable joint and the third cable joint, the through-hole is used for connecting the three-phase cable.
Preferably, first insulating ring, the insulating ring of second and the insulating ring of third are equipped with 3, 3 first insulating rings, the insulating ring of second and the insulating ring of third are fixed in first flexible cable second flexible cable and third flexible cable top respectively through integrated into one piece.
Preferably, first flexible cable second flexible cable and third flexible cable are located inside the connection terminal, the connection terminal top is equipped with the wiring board, the wiring board is equipped with 3 through-holes, the through-hole of wiring board is used for placing first flexible cable second flexible cable and third flexible cable, first flexible cable second flexible cable and third flexible cable are fixed in inside the stress cone through the pencil.
Preferably, the main cable is connected with the stress cone through a threaded connection device.
Preferably, the screw connection device connects the wire holder and the insulating sleeve by a bolt so as to form a flexible cable joint.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. according to the flexible joint for the ring main unit terminal of 20KV and below, the insulating sleeve and the wire holder are installed and fixed through the threaded connection device, so that a cable terminal can be manufactured on a main cable, the construction efficiency is improved, and the probability of damaging the main cable is reduced; the first insulation ring, the second insulation ring and the third insulation ring are installed through the first flexible cable, the second flexible cable and the third flexible cable, so that when a phase error occurs, the flexible cable can be distinguished quickly to complete the phase change work, large torsion and stress cannot be generated between the flexible cable and the ring main unit, and potential safety hazards are eliminated; install first flexible cable, second flexible cable and third flexible cable through the stress cone, be favorable to the leakproofness between the looped netowrk cabinet better, avoid the danger of oozing water.
Drawings
Fig. 1 is a schematic view of the overall structure of the flexible joint for 20KV and below ring main unit terminals of the present invention;
fig. 2 is a schematic side view of the flexible joint for 20KV and below ring main unit terminals of the present invention;
fig. 3 is a schematic diagram of an internal structure of a flexible joint for a 20KV and below ring main unit terminal of the present invention;
fig. 4 is a schematic structural view of a connector base of a flexible connector for a ring main unit terminal of 20KV and below.
The figures are labeled as follows: 1. a body; 2. a main cable; 3. an insulating sleeve; 4. a threaded connection; 5. a wire holder; 6. a first flexible cable; 7. a first insulating ring; 8. a second insulating ring; 9. a third insulating ring; 10. a first cable connector; 11. a second flexible cable; 12. a third flexible cable; 13. a second cable connector; 14. a third cable joint; 15. a stress cone; 16. a patch panel.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person skilled in the art without creative work belong to the scope of protection of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example 1:
referring to fig. 1, 2, 3 and 4, a flexible joint for a 20KV and below ring main unit terminal comprises a body 1, a main cable 2 is arranged below the body 1, an insulating sleeve 3 is arranged above the main cable 2, a threaded connection device 4 is fixed above the insulating sleeve 3 through threads, a wire holder 5 is fixed on the threaded connection device 4 through threads, a stress cone 15 is arranged inside the wire holder 5, the stress cone 15 is connected with a first flexible cable 6, a second flexible cable 11 and a third flexible cable 12 through wiring harness connection respectively, the first flexible cable 6, the second flexible cable 11 and the third flexible cable 12 are arranged below the wire holder 5, a wiring board 16 is arranged below the wiring board 16, a stress cone 15 is arranged below the wiring board 16, the first flexible cable 6, the second flexible cable 11 and the third flexible cable 12 are cables for three-phase cable connection, a first insulating ring 7 is arranged above the first insulating ring 7, a second flexible cable 11 and the third flexible cable 12 is arranged above an insulating ring 9, a third flexible cable 10 is arranged above an insulating ring 13 for connecting a third cable, a third insulating ring 13 is arranged above an insulating joint for three-phase cable, and a third insulating ring 10.
Specifically, through insulating cover 3 below body 1, be favorable to fixed leader cable 2, through threaded connection device 4, be favorable to making connection terminal 5 and insulating cover 3 zonulae occludens prevent the electric leakage, through first flexible cable 6, second flexible cable 11 and third flexible cable 12 constitute for insulating material, be favorable to connecting looped netowrk cabinet three-phase cable, and first flexible cable 6, second flexible cable 11 and third flexible cable 12 and leader cable 2 are as an organic whole, be favorable to and looped netowrk cabinet between the leakproofness better, reduce the danger of infiltration, and through first flexible cable 6, second flexible cable 11 and third flexible cable 12 can also prevent that the cable from taking place the wrong looks time, be favorable to producing great torsion and stress between flexible cable and the looped netowrk cabinet, eliminate the potential safety hazard, through first insulating 7, second insulating ring 8 and third insulating ring 9 through-hole are fixed on the three-phase cable, be favorable to preventing and having reduced the probability of damaging leader cable 2, fix first flexible cable 6 through stress cone 15, second flexible cable 11 and third insulating ring 12, be favorable to the increase the flexible cable in the high-voltage terminal of the design with the increase of electric field intensity in the control device.
The working principle is as follows: the utility model relates to a flexible joint that is used for 20KV and following looped netowrk cabinet terminal, use, at first fix and connect main cable 2 through insulating cover 3, make insulating cover 3 and connection terminal 5 connect through threaded connection device 4, control main cable 2 through whole connection terminal 5 internal stress awl 15, and stress awl 15 installs first flexible cable 6, second flexible cable 11 and third flexible cable 12, at first flexible cable 6, the first insulation ring 7 that second flexible cable 11 and third flexible cable 12 were equipped with, the second insulation ring 8 and the third insulation ring 9 carry out better insulation, and link together looped netowrk cabinet three-phase cable through first cable joint 10, second cable joint 13 and third cable joint 14, accomplish the installation.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, it will be obvious to those skilled in the art that the present invention is not limited to the details of the foregoing exemplary embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a flexible joint that is used for 20kV and following looped netowrk cabinet terminal, includes body (1), its characterized in that: body (1) below is equipped with leader cable (2), leader cable (2) top is equipped with insulating cover (3), there are threaded connection device (4) insulating cover (3) top through the threaded fixation, threaded connection device (4) have connection terminal (5) through the threaded fixation, connection terminal (5) inside is equipped with stress cone (15), first flexible cable (6), second flexible cable (11) and third flexible cable (12) are connected respectively through the pencil in stress cone (15) inside, first flexible cable (6), second flexible cable (11) and third flexible cable (12) below are equipped with wiring board (16), wiring board (16) below is equipped with stress cone (15).
2. The flexible joint for 20kV and following ring main unit terminals according to claim 1, characterized in that: first flexible cable (6), second flexible cable (11) and third flexible cable (12) are three-phase cable connection and use the cable, first flexible cable (6), second flexible cable (11) and third flexible cable (12) are insulating material, first flexible cable (6), second flexible cable (11) and third flexible cable (12) top are fixed with first insulation ring (7) through integrated into one piece, first insulation ring (7) top is equipped with second insulation ring (8), second insulation ring (8) top is equipped with third insulation ring (9), third insulation ring (9) top is equipped with first cable joint (10), second cable joint (13) and third cable joint (14), all be equipped with the through-hole in the middle of first cable joint (10), second cable joint (13) and third cable joint (14), the through-hole is used for connecting the three-phase cable.
3. The flexible joint for 20kV and following ring main unit terminals according to claim 2, characterized in that: first insulation ring (7), second insulation ring (8) and third insulation ring (9) are equipped with 3, 3 first insulation ring (7), second insulation ring (8) and third insulation ring (9) are fixed in first flexible cable (6) second flexible cable (11) and third flexible cable (12) top respectively through integrated into one piece.
4. The flexible joint for 20kV and following ring main unit terminals according to claim 1, characterized in that: first flexible cable (6) second flexible cable (11) and third flexible cable (12) are located inside wire holder (5), wire holder (5) top is equipped with wiring board (16), wiring board (16) are equipped with 3 through-holes, the through-hole of wiring board (16) is used for placing first flexible cable (6) second flexible cable (11) and third flexible cable (12), first flexible cable (6) second flexible cable (11) and third flexible cable (12) are fixed in inside stress cone (15) through the pencil.
5. The flexible joint for 20kV and following ring main unit terminals according to claim 1, characterized in that: the main cable (2) is connected with the stress cone (15) through a threaded connection device (4).
6. The flexible joint for 20kV and following ring main unit terminals according to claim 1, characterized in that: the thread connecting device (4) is connected with the wire holder (5) and the insulating sleeve (3) through bolts to form a flexible cable joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222121952.1U CN217882813U (en) | 2022-08-11 | 2022-08-11 | Flexible joint for 20kV and below ring main unit terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222121952.1U CN217882813U (en) | 2022-08-11 | 2022-08-11 | Flexible joint for 20kV and below ring main unit terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217882813U true CN217882813U (en) | 2022-11-22 |
Family
ID=84076986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222121952.1U Active CN217882813U (en) | 2022-08-11 | 2022-08-11 | Flexible joint for 20kV and below ring main unit terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217882813U (en) |
-
2022
- 2022-08-11 CN CN202222121952.1U patent/CN217882813U/en active Active
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