CN202159952U - Insulating and shielding metal tubular busbar terminal head - Google Patents
Insulating and shielding metal tubular busbar terminal head Download PDFInfo
- Publication number
- CN202159952U CN202159952U CN2011202976903U CN201120297690U CN202159952U CN 202159952 U CN202159952 U CN 202159952U CN 2011202976903 U CN2011202976903 U CN 2011202976903U CN 201120297690 U CN201120297690 U CN 201120297690U CN 202159952 U CN202159952 U CN 202159952U
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- China
- Prior art keywords
- tubular busbar
- terminal head
- insulating
- shielding
- stress element
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Abstract
The utility model relates to a metal tubular busbar terminal head, in particular to an insulating and shielding metal tubular busbar terminal head which is used for the field of power transformation engineering. The insulating and shielding metal tubular busbar terminal head comprises a tubular busbar insulating layer sheathed on the surface of a tubular busbar, and a tubular busbar shielding layer sheathed on the tubular busbar insulating layer, wherein an insulating terminal is sheathed on the tubular busbar shielding layer. The insulating and shielding metal tubular busbar terminal head has good insulating and shielding effects. The insulating and shielding metal tubular busbar terminal head has excellent electrical properties and mechanical properties, good dielectric strength, heat resistance and aging resistance, and can play a role in dispersing stress at a shielding fracture when being applied to the shielding fracture of the tubular busbar so as to further protect the tubular busbar.
Description
Technical field
The utility model relates to a kind of metal tube bus bar terminal head, is specifically related to a kind of insulation shielding metal tube bus bar terminal head, is used for the power transformation engineering field.
Background technology
The metal tube bus is one of equipment (material) crucial in the electric power power transmission and transformation system; Safety, reliability service to power transmission and transformation system and power equipment play crucial effects; Being mainly used in that grid power transmission lead in the power construction engineering is connected with conductor between the substation transformer, making current conductor in wire jumper, the bonding conductor in the power equipment and the heavy DC deicing device in the transmission line, is the brand-new conductor that replaces traditional rectangular, flute profile, clavate bus and flexible conductor; But because present pipe bus adopts is technologic material such as aluminium alloy, and pipe bus shielding incision position stress is big and to improve electric strength, thermal endurance, ageing resistance and the insulation effect of pipe bus bar terminal junction bad be the common problem that exists at present in the course of conveying of electric power.
The utility model content
For solving the problems of the technologies described above, the purpose of the utility model is to provide a kind of insulation shielding metal tube bus bar terminal head, has excellent electric performance and mechanical property, when playing the effect of dispersive stress, protection tube bus, has good insulation effect.
For realizing above-mentioned purpose, the technical scheme that the utility model adopted is following:
A kind of insulation shielding metal tube bus bar terminal head, it comprises the pipe bus insulation layer that is sleeved on pipe bus surface, is sleeved on the pipe bus screen on the pipe bus insulation layer, is with insulating end on the pipe bus screen.
Said insulating end comprises stress element and is enclosed within the external insulation layer on the stress element outward.
Wherein, the described stress element of the utility model comprises insulated part and semiconductor portions.
Preferably, to be positioned at the outer part of stress element be to be close to the stress element hold down gag of stress element to the described external insulation pipe of the utility model.
In the preferred scheme, the described stress element of the utility model is one to be shaped as the sleeve pipe of fusiformis, and said stress element hold down gag is for be compounded in the sleeve pipe on the fusiformis stress element fully.
In the preferred scheme, the insulation shielding metal tube bus bar terminal head of the utility model has also comprised in pipe bus lower end and has been sleeved on the outer jacket between stress element and the external insulation pipe.
The beneficial effect of the utility model is: the insulation shielding metal tube bus bar terminal head of the utility model has good insulation performance and shielding action; The insulation shielding metal tube bus bar terminal head of the utility model has excellent electric performance and mechanical property, has good electric strength, thermal endurance, ageing resistance; Be applied in pipe bus shielding incision position, play the stress peptizaiton of shielding fracture, the protection tube bus; The shielding insulation pipe bus bar terminal head of the utility model can lay in occasion such as built on stilts and pass through, and especially can be widely used on the 10-35KV electric pressure in distribution engineering field.
Below in conjunction with accompanying drawing and embodiment the utility model is done further explain.
Description of drawings
Fig. 1 is the utility model insulation shielding metal tube bus bar terminal header structure sketch map.
Embodiment
As shown in Figure 1, a kind of insulation shielding metal tube bus bar terminal head of the utility model, it comprises the pipe bus insulation layer 2 that is sleeved on pipe bus 1 surface, is sleeved on the pipe bus screen 3 on the pipe bus insulation layer 2, is with insulating end on the pipe bus screen 3; The external insulation layer 4 that said insulating end has comprised stress element 6 and has been enclosed within on the stress element 6 outward; Wherein external insulation layer 4 adopts silicon rubber, and silicon rubber has the characteristic of high insulation, Nai Hou and anti-ultraviolet, thereby it is flat low that the office of managing bus is discharged water, withstand voltage height, and electrical property is excellent, has good electric strength, thermal endurance, ageing resistance.
Wherein, the described stress element of the utility model comprises semiconductor portions.
Preferably, to be positioned at the outer parts of stress element 6 be to be close to the stress element hold down gag 5 of stress element 6 to the described external insulation pipe of the utility model the utility model; The described stress element of the utility model is one to be shaped as the sleeve pipe of fusiformis, and said stress element hold down gag 5 is one to be compounded in the sleeve pipe on the fusiformis stress element fully.The stress element that is adopted in the utility model is that semiconductive silicon rubber is processed, and has the stress evacuating effect, under the effect of stress element hold down gag, closely is adjacent to pipe bus screen.
Above-mentioned execution mode is merely the preferred implementation of the utility model; Can not regard the restriction to the utility model protection range as, the variation of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacement all belong to the desired protection range of the utility model.
Claims (5)
1. insulation shielding metal tube bus bar terminal head is characterized in that: it comprises the pipe bus insulation layer that is sleeved on pipe bus surface, is sleeved on the pipe bus screen on the pipe bus insulation layer, is with insulating end on the pipe bus screen.
2. insulation shielding metal tube bus bar terminal head according to claim 1 is characterized in that: said insulating end comprises stress element and is sleeved on the outer external insulation layer of stress element.
3. insulation shielding metal tube bus bar terminal head according to claim 2, it is characterized in that: said stress element comprises semiconductor portions.
4. insulation shielding metal tube bus bar terminal head according to claim 2 is characterized in that: it is to be close to the stress element hold down gag of stress element that said external insulation pipe is positioned at the outer part of stress element.
5. insulation shielding metal tube bus bar terminal head according to claim 4 is characterized in that: said stress element is one to be shaped as the sleeve pipe of fusiformis, and said stress element hold down gag is one to be compounded in the sleeve pipe on the fusiformis stress element fully.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202976903U CN202159952U (en) | 2011-08-16 | 2011-08-16 | Insulating and shielding metal tubular busbar terminal head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202976903U CN202159952U (en) | 2011-08-16 | 2011-08-16 | Insulating and shielding metal tubular busbar terminal head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202159952U true CN202159952U (en) | 2012-03-07 |
Family
ID=45767575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202976903U Expired - Lifetime CN202159952U (en) | 2011-08-16 | 2011-08-16 | Insulating and shielding metal tubular busbar terminal head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202159952U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105655065A (en) * | 2016-03-12 | 2016-06-08 | 江苏士林电气设备有限公司 | Prefabricated type high-voltage full-insulation tubular busbar indoor terminal main structure |
| CN106229922A (en) * | 2016-08-30 | 2016-12-14 | 江苏华强电力设备有限公司 | A kind of second third insulate copper pipe bus transition joint adnexa |
| CN106451315A (en) * | 2016-08-30 | 2017-02-22 | 江苏华强电力设备有限公司 | Bus terminal accessory of ethylene-propylene insulation copper pipe |
| CN110828148A (en) * | 2019-11-25 | 2020-02-21 | 长园电力技术有限公司 | Spraying process of insulating tube |
| CN113363912A (en) * | 2021-03-16 | 2021-09-07 | 国家电网有限公司 | Female support fitting of pipe and transmission system |
-
2011
- 2011-08-16 CN CN2011202976903U patent/CN202159952U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105655065A (en) * | 2016-03-12 | 2016-06-08 | 江苏士林电气设备有限公司 | Prefabricated type high-voltage full-insulation tubular busbar indoor terminal main structure |
| CN106229922A (en) * | 2016-08-30 | 2016-12-14 | 江苏华强电力设备有限公司 | A kind of second third insulate copper pipe bus transition joint adnexa |
| CN106451315A (en) * | 2016-08-30 | 2017-02-22 | 江苏华强电力设备有限公司 | Bus terminal accessory of ethylene-propylene insulation copper pipe |
| CN110828148A (en) * | 2019-11-25 | 2020-02-21 | 长园电力技术有限公司 | Spraying process of insulating tube |
| CN110828148B (en) * | 2019-11-25 | 2020-10-27 | 长园电力技术有限公司 | Spraying process of insulating tube |
| CN113363912A (en) * | 2021-03-16 | 2021-09-07 | 国家电网有限公司 | Female support fitting of pipe and transmission system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 518118 Huicheng Science and Technology Industrial Plant, East of Lanjing Road and South of Jinxiu Road, Pingshan New District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Huicheng Information Technology Co., Ltd. Address before: 518118 Huicheng Science and Technology Industrial Factory, East of Lanjing Road and South of Jinxiu Road, Longgang District, Shenzhen City, Guangdong Province Patentee before: Huicheng Electric Co., Ltd., Shenzhen City |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120307 |
|
| CX01 | Expiry of patent term |