CN205377252U - Dry insulation GIS terminal - Google Patents
Dry insulation GIS terminal Download PDFInfo
- Publication number
- CN205377252U CN205377252U CN201521119116.3U CN201521119116U CN205377252U CN 205377252 U CN205377252 U CN 205377252U CN 201521119116 U CN201521119116 U CN 201521119116U CN 205377252 U CN205377252 U CN 205377252U
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- CN
- China
- Prior art keywords
- stress cone
- spring
- cone
- insulated sleeve
- insulation support
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model discloses a dry insulation GIS terminal, including establishing at the outside insulation support of cable, the insulation support top is equipped with conductor crimping pole and conductive contact, and the insulation support bottom is equipped with the tail pipe, is equipped with the stress cone in the insulation support, and the stress cone lower part is equipped with the awl and holds in the palm and stress cone closing device, be equipped with the flange who fixes in the insulation support bottom between insulation support and the tail pipe, stress cone closing device is including establishing the leading pole between flange holds in the palm with the awl, and the upper end fixed mounting of leading pole is in the bottom of awl support, the lower extreme fixed mounting of leading factor pole on flange, the cover is equipped with the pretension spring on the leading pole, still be equipped with supplementary guide arm between stress cone and the flange, be equipped with the secondary spring on the supplementary guide arm, secondary spring and pretension spring are crisscross to be set up. The utility model discloses a combined spring form makes the stress cone surface paste tight insulation support, and the stress cone can keep invariable interfacial pressure for a long time.
Description
Technical field
This utility model relates to a kind of dry insulation GIS terminal, belongs to outdoor terminal technical field.
Background technology
GIS terminal is a kind of cable accessory for connecting power cable and GIS device, applies in general to 110kV and above electric pressure.GIS terminal includes the insulated sleeve being located at Exterior cable, stress cone it is provided with in insulated sleeve, insulated sleeve top is provided with conductor crimping bar and conductive contact, it is therefore an objective to electrically connected with GIS device bus-bars conductor by cable core conductor, is provided with tail pipe bottom insulated sleeve.In order to make the interfacial pressure of stress cone keep constant, publication number is CN202888781U, publication date is on April 17th, 2013, name has been called disclosed in the patent document of " a kind of 110kV pure dry type GIS crosslinked cable terminal " a kind of GIS terminal, its external insulation adopts epoxy resin bushing, interior insulation is silicone rubber combined stress cone, cone holder and spring are set in the bottom of stress cone, cone holder and spring is utilized upwards to hold out against stress cone, stress cone is made to be pressed on the inwall of epoxy resin bushing, the thrust that stress cone and epoxy resin bushing inner cone inclined-plane are formed is relied on to meet the electrical equipment requirement of strength at cable insulation and stress cone interface respectively.But, in this GIS terminal, spring is upwards to hold out against cone holder, spring does not directly contact with stress cone, stress cone is likely to loosen, and spring is constantly in Pre strained state, and long-time use can be followed the string by spring, stress cone can be caused equally to loosen, so may result in the interfacial pressure of stress cone unstable.
Summary of the invention
The purpose of this utility model is in that to provide a kind of dry insulation GIS terminal that stress cone interfacial pressure can be made to remain stable for, the technical problem that the GIS terminal stress cone to solve prior art easily loosens.
This utility model adopts the following technical scheme that a kind of dry insulation GIS terminal, including the insulated sleeve being located at Exterior cable, insulated sleeve top is provided with conductor crimping bar and conductive contact, tail pipe it is provided with bottom insulated sleeve, stress cone it is provided with in insulated sleeve, stress cone bottom is provided with cone holder and stress cone hold down gag, the adpting flange being fixed on bottom insulated sleeve it is provided with between described insulated sleeve and tail pipe, described stress cone hold down gag includes the leading rod being located between adpting flange and cone holder, the upper end of leading rod is fixedly mounted on the bottom of cone holder, the lower end of leading rod is fixedly mounted on adpting flange, described leading rod is arranged with preloading spring, it is additionally provided with secondary guide between described stress cone and adpting flange, secondary guide is equipped with secondary spring, described secondary spring and preloading spring are crisscross arranged.
The threaded upper ends of described leading rod is connected in cone holder, and the lower end of described leading rod passes adpting flange, and the lower end of leading rod is threaded pretension bolt.
Described conductive contact is fixed above is connected to extension rod.
Described insulated sleeve extenal fixation is connected to flange ring.
Tail pipe set it is arranged with on bottom described tail pipe.
The beneficial effects of the utility model are: dry insulation GIS terminal of the present utility model adopts pure dry type structure, and inside is not filled with insulating oil, not only environmental protection but also non-maintaining, easy for installation, it is not necessary to charge and discharge sulfur hexafluoride gas.In this utility model, stress cone hold down gag adopts the cluster spring form of preloading spring and secondary spring, preloading spring can hold out against cone holder, secondary spring can directly hold out against stress cone, accordingly even when preloading spring follows the string, secondary spring counter stress cone is also had to be supported, stress cone surface can be made to be adjacent to insulated sleeve, and stress cone can keep constant interfacial pressure for a long time.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of this utility model.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, this utility model is described in detail.
The structure of a kind of embodiment of this utility model is as shown in Figure 1, the dry insulation GIS terminal of the present embodiment includes the insulated sleeve 1 being located at Exterior cable, insulated sleeve 1 top is provided with conductor crimping bar 3 and conductive contact 2, conductive contact 2 is fixed above is connected to extension rod 10, tail pipe 6 it is provided with bottom insulated sleeve 1, being arranged with tail pipe set 11 on bottom tail pipe 6, insulated sleeve 1 extenal fixation is connected to flange ring 12, and flange ring 12 can be used for installing the fixing bar of cable.Stress cone 4 it is provided with in insulated sleeve 1, stress cone 4 bottom is provided with cone holder 5 and stress cone hold down gag, the adpting flange 9 being fixed on bottom insulated sleeve 1 it is provided with between described insulated sleeve 1 and tail pipe 6, described stress cone hold down gag includes the leading rod 71 being located between adpting flange 9 and cone holder 6, the upper end of leading rod 71 is fixedly mounted on the bottom of cone holder 6, the lower end of leading rod 71 is fixedly mounted on adpting flange 9, described leading rod 71 is arranged with preloading spring 72, it is additionally provided with secondary guide 81 between described stress cone 4 and adpting flange 9, secondary guide 81 is equipped with secondary spring 82, described secondary spring 82 and preloading spring 72 are crisscross arranged.In the present embodiment, the threaded upper ends of leading rod 71 is connected in cone holder 6, and the lower end of leading rod 71 passes adpting flange 9, and the lower end of leading rod 71 is threaded pretension bolt, it is possible to regulate the elasticity of preloading spring by regulating pretension bolt.
Dry insulation GIS terminal of the present utility model adopts pure dry type structure, and inside is not filled with insulating oil, not only environmental protection but also non-maintaining, easy for installation, it is not necessary to charge and discharge sulfur hexafluoride gas.In this utility model, stress cone hold down gag adopts the cluster spring form of preloading spring and secondary spring, preloading spring can hold out against cone holder, secondary spring can directly hold out against stress cone, accordingly even when preloading spring follows the string, also having secondary spring counter stress cone to be supported, the form of two cluster springs that are crisscross arranged can guarantee that stress cone will not relax.This utility model can make stress cone surface be adjacent to insulated sleeve, and stress cone can keep constant interfacial pressure for a long time.
Above-described embodiment is this utility model one preferred embodiment; above example is only explanation technological thought of the present utility model; protection domain of the present utility model can not be limited with this; every according to the technological thought that the utility model proposes; the any change done on technical scheme basis, each falls within protection domain of the present utility model.
Claims (5)
- null1. a dry insulation GIS terminal，Including the insulated sleeve (1) being located at Exterior cable，Insulated sleeve (1) top is provided with conductor crimping bar (3) and conductive contact (2)，Insulated sleeve (1) bottom is provided with tail pipe (5)，Stress cone (4) it is provided with in insulated sleeve (1)，Stress cone (4) bottom is provided with cone holder (6) and stress cone hold down gag，It is characterized in that: between described insulated sleeve (1) and tail pipe (5), be provided with the adpting flange (9) being fixed on insulated sleeve (1) bottom，Described stress cone hold down gag includes the leading rod (71) being located between adpting flange (9) and cone holder (6)，The upper end of leading rod (71) is fixedly mounted on the bottom of cone holder (6)，The lower end of leading rod (71) is fixedly mounted on adpting flange (9)，Described leading rod (71) is arranged with preloading spring (72)，Secondary guide (81) it is additionally provided with between described stress cone (4) and adpting flange (9)，Secondary guide (81) is equipped with secondary spring (82)，Described secondary spring (82) and preloading spring (72) are crisscross arranged.
- 2. dry insulation GIS terminal according to claim 1, it is characterized in that: the threaded upper ends of described leading rod (71) is connected on cone holder (6), the lower end of described leading rod (71) passes adpting flange (9), and the lower end of leading rod (71) is threaded pretension bolt (72).
- 3. dry insulation GIS terminal according to claim 1, it is characterised in that: described conductive contact (2) is fixed above is connected to extension rod (10).
- 4. dry insulation GIS terminal according to claim 1, it is characterised in that: described insulated sleeve (1) extenal fixation is connected to flange ring (12).
- 5. dry insulation GIS terminal according to claim 1, it is characterised in that: described tail pipe (5) is arranged with tail pipe set (11) on bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521119116.3U CN205377252U (en) | 2015-12-30 | 2015-12-30 | Dry insulation GIS terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521119116.3U CN205377252U (en) | 2015-12-30 | 2015-12-30 | Dry insulation GIS terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205377252U true CN205377252U (en) | 2016-07-06 |
Family
ID=56257870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521119116.3U Expired - Fee Related CN205377252U (en) | 2015-12-30 | 2015-12-30 | Dry insulation GIS terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205377252U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108933424A (en) * | 2017-05-25 | 2018-12-04 | 中天海洋系统有限公司 | Cable connector |
| CN113504444A (en) * | 2021-09-13 | 2021-10-15 | 国网江西省电力有限公司电力科学研究院 | GIS is with multi-functional withstand voltage test frock |
-
2015
- 2015-12-30 CN CN201521119116.3U patent/CN205377252U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108933424A (en) * | 2017-05-25 | 2018-12-04 | 中天海洋系统有限公司 | Cable connector |
| CN113504444A (en) * | 2021-09-13 | 2021-10-15 | 国网江西省电力有限公司电力科学研究院 | GIS is with multi-functional withstand voltage test frock |
| CN113504444B (en) * | 2021-09-13 | 2021-12-31 | 国网江西省电力有限公司电力科学研究院 | GIS is with multi-functional withstand voltage test frock |
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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: 20160706 Termination date: 20191230 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |