CN201781258U - Cable insulator with improved structure - Google Patents
Cable insulator with improved structure Download PDFInfo
- Publication number
- CN201781258U CN201781258U CN2010202811963U CN201020281196U CN201781258U CN 201781258 U CN201781258 U CN 201781258U CN 2010202811963 U CN2010202811963 U CN 2010202811963U CN 201020281196 U CN201020281196 U CN 201020281196U CN 201781258 U CN201781258 U CN 201781258U
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- insulating coating
- electric conductor
- cable
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Abstract
The utility model relates to a cable insulator with an improved structure, which comprises an insulating jacket (1) and an electric conductor (2) and is characterized in that the axial cross sections of the insulating jacket (1) are in a scalariform shape; a first scalariform cross section (11) is in a cone shape, a second scalariform cross section (12) is in a rectangle shape, and a third scalariform cross section (13) is in a rectangle shape; a mounting hole (13-1) is arranged on the third scalariform cross section (13) of the insulating jacket (1); the electric conductor (2) is arranged in the axial through hole (14) of the insulating jacket; and the two ends of the electric conductor (2) are respectively provided with a connecting hole (21). The cable insulator can be used for connecting two cables mutually insulatedrapidly with a switch contact so that the work efficiency is improved; a voltage inducting device is arranged in the insulating jacket so as to display whether the cables are energized or not, and the cable insulator has the advantages of simple structure, f omniseal and all insulation.
Description
Technical field
The utility model relates to a kind of cable insulation that improves structure, and this insulator particularly suitable is in 12KV (24KV) electric power system, as the usefulness of cable connection.Belong to electric power distribution technology field.
Background technology
At present, in electric power system, 12KV (24KV) switch cubicle mostly is provided with the cable vault that isolates each other and seal, bus-bar room, switch gear room and control room etc., generally by the cable in the cable vault with bus-bar room, switch gear room and control room etc. couple together, cable in the cable vault generally is connected with other equipment (as switch contact) by cable joint (cable shoes), there is following shortcoming in this syndeton: at first be cable joint (cable shoes) with cable between be connected inconvenience, next is that connection between cable joint (cable shoes) and the switch contact is cumbersome, the 3rd be between cable joint (cable shoes) and the switch contact the junction also exist sealing poor, the shortcoming of poor insulativity and poor stability.
The utility model content
The technical issues that need to address of the present utility model, it is purpose of the present utility model, be in order to overcome the above-mentioned shortcoming that the existing cable method of attachment exists, a kind of cable insulation that improves structure is provided, it can be quickly couple together cable and other equipment, has simple in structure, hermetically sealed, all insulation and the good characteristics of fail safe.
Purpose of the present utility model can reach by following measure:
A kind of cable insulation that improves structure comprises insulating coating and electric conductor; It is characterized in that: the axial cross section of described insulating coating is stepped, and its first ladder cross section is that cone-shaped, the second ladder cross section are that rectangular-shaped, the 3rd ladder cross section is rectangular-shaped; On the 3rd ladder cross section of described insulating coating, be provided with installing hole; Described electric conductor is arranged in the axially extending bore of insulating coating, and the two ends of electric conductor respectively are provided with a connecting hole.
In the practical application, described insulating coating is installed on the dividing plate between cable vault and the switch gear room by the installing hole on its 3rd ladder cross section, the first ladder cross section of described insulating coating is arranged in the cable vault, also closely interts at cable joint, and its other end is arranged in the switch gear room; One end of described electric conductor is electrically connected with cable in the cable joint by connecting hole, and its other end is electrically connected with switch contact by connecting hole.
Purpose of the present utility model can also reach by following measure:
A kind of execution mode of the present utility model is: can be provided with the voltage induced device in insulating coating, the signal end of described voltage induced device is electrically connected with the induced signal output of electric conductor, its signal output part outwards sends induced signal.
Described voltage induced device receives the induced signal of electric conductor and induced signal is sent to outside sense light.If cable is charged, then sense light is bright; Cable does not have electricity, and then sense light does not work.
A kind of execution mode of the present utility model is: be provided with an annular groove on the 3rd ladder cross section of described insulating coating, be provided with sealing ring in the described annular groove.
A kind of execution mode of the present utility model is: described insulating coating can adopt the epoxy resin manufacturing to form.
A kind of execution mode of the present utility model is: described electric conductor can be metal bar.
Beneficial effect of the present utility model is:
1, therefore the utility model can couple together being in two cable and switch contacts in the space that isolates mutually apace owing to respectively be provided with a connecting hole at the two ends of electric conductor, has improved operating efficiency greatly.
2, the utility model is owing to also be provided with the voltage induced device in insulating coating, can be clearly with cable charged showing whether, improved security performance.Advantage simple in structure, hermetically sealed, all insulation that the utility model also has.
Description of drawings
Fig. 1 is the structural representation of cable insulation described in the utility model.
Fig. 2 is a scheme of installation of using cable insulation described in the utility model.
Embodiment
Specific embodiment:
With reference to Fig. 1, present embodiment comprises insulating coating 1 and electric conductor 2; The axial cross section of described insulating coating 1 is stepped, and its first ladder cross section 11 is that cone-shaped, the second ladder cross section 12 are rectangular-shaped for rectangular-shaped, the 3rd ladder cross section 13; On the 3rd ladder cross section 13 of described insulating coating 1, be provided with installing hole 13-1; Described electric conductor 2 is arranged in the axially extending bore 14 of insulating coating, and the two ends of electric conductor 2 respectively are provided with a connecting hole 21.
In the present embodiment, also be provided with the voltage induced device in insulating coating 1, induced signal and induced signal that described voltage induced device receives electric conductor 2 send to outside sense light.If cable is charged, then sense light is bright; Cable does not have electricity, and then sense light does not work; Can be clearly with cable charged showing whether, improved security performance.Described insulating coating 1 adopts the epoxy resin manufacturing to form.Described electric conductor 2 is a metal bar.On the 3rd ladder cross section of described insulating coating, be provided with an annular groove 13-2, be provided with sealing ring among the described annular groove 13-2.
With reference to Fig. 2, in the practical application, described insulating coating 1 is installed on the dividing plate 5 between cable vault 3 and the switch gear room 4 by the installing hole 13-1 on its 3rd ladder cross section 13, the first ladder cross section of described insulating coating 1 is arranged in cable vault 3, also closely interts at cable joint 31, and its other end is arranged in switch gear room 4; One end of described electric conductor 2 is electrically connected with cable in the cable joint 31 by connecting hole 21, and its other end is electrically connected with switch contact 41 by connecting hole 21.Can couple together being in two cable and switch contacts in the space that isolates mutually apace, operating efficiency is provided greatly.
The above; it only is preferable specific embodiment of the present utility model; but protection range of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the scope of exposure of the present utility model; be equal to replacement or change according to technical scheme of the present utility model and utility model design thereof, all belonged to protection range of the present utility model.
Claims (5)
1. cable insulation that improves structure comprises insulating coating (1) and electric conductor (2); It is characterized in that: the axial cross section of described insulating coating (1) is stepped, and its first ladder cross section (11) is that cone-shaped, the second ladder cross section (12) are rectangular-shaped for rectangular-shaped, the 3rd ladder cross section (13); On the 3rd ladder cross section (13) of described insulating coating (1), be provided with installing hole (13-1); Described electric conductor (2) is arranged in the axially extending bore (14) of insulating coating, and the two ends of electric conductor (2) respectively are provided with a connecting hole (21).
2. a kind of cable insulation that improves structure according to claim 1, it is characterized in that: be provided with the voltage induced device in insulating coating (1), the signal end of described voltage induced device is electrically connected with the induced signal output of electric conductor (2), its signal output part outwards sends induced signal.
3. a kind of cable insulation that improves structure according to claim 1 is characterized in that: be provided with an annular groove (13-2) on the 3rd ladder cross section (13) of described insulating coating (1), be provided with sealing ring in the described annular groove (13-2).
4. a kind of cable insulation that improves structure according to claim 1, it is characterized in that: described insulating coating (1) is made by epoxy resin.
5. a kind of cable insulation that improves structure according to claim 1, it is characterized in that: described electric conductor (2) is made of metal bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202811963U CN201781258U (en) | 2010-08-03 | 2010-08-03 | Cable insulator with improved structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202811963U CN201781258U (en) | 2010-08-03 | 2010-08-03 | Cable insulator with improved structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201781258U true CN201781258U (en) | 2011-03-30 |
Family
ID=43794461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202811963U Expired - Fee Related CN201781258U (en) | 2010-08-03 | 2010-08-03 | Cable insulator with improved structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201781258U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103000411A (en) * | 2012-11-30 | 2013-03-27 | 北海银河开关设备有限公司 | Method for manufacturing solid insulating circuit breaker pole |
-
2010
- 2010-08-03 CN CN2010202811963U patent/CN201781258U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103000411A (en) * | 2012-11-30 | 2013-03-27 | 北海银河开关设备有限公司 | Method for manufacturing solid insulating circuit breaker pole |
| CN103000411B (en) * | 2012-11-30 | 2015-03-04 | 北海银河开关设备有限公司 | Method for manufacturing solid insulating circuit breaker pole |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110330 Termination date: 20140803 |
|
| EXPY | Termination of patent right or utility model |