CN203895347U - New switch pole - Google Patents
New switch pole Download PDFInfo
- Publication number
- CN203895347U CN203895347U CN201420281398.6U CN201420281398U CN203895347U CN 203895347 U CN203895347 U CN 203895347U CN 201420281398 U CN201420281398 U CN 201420281398U CN 203895347 U CN203895347 U CN 203895347U
- Authority
- CN
- China
- Prior art keywords
- pole
- current transformer
- full skirt
- adopts
- outgoing arm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Gas-Insulated Switchgears (AREA)
Abstract
Provided is a new switch pole. The new switch pole comprises a pole shell, an insulation part and a current transformer, the outside of the pole shell is provided with umbrella skirts, the inner part of the pole shell is provided with an insulating cylinder, the inside of the insulating cylinder is divided into a high potential and a low potential, inner umbrella skirts are arranged between the high potential and the low potential, the bottom of the inner umbrella skirts is provided with the insulation part, the current transformer employs a straight-through current transformer, a pole wire-outlet arm penetrates through the middle of the current transformer, the top of the pole wire-outlet arm is provided with a clamping block, the current transformer is divided into an inner circle and an outer circle, the inner circle of the current transformer and the pole wire-outlet arm form a taper sheath, and a connecting position of the current transformer and the pole shell is a concentric circle structure. According to the new switch pole, the inner umbrella skirts employ inverted-taper structures, the demolding of the inner umbrella skirts during production is facilitated, the surface creepage distance of an inner wall of the pole is increased, the formation of condensation in the pole is avoided, the reduction of the insulation strength in the pole due to the effect of the condensation is prevented, and flashover accidents of switch equipment are prevented.
Description
The utility model relates to a kind of switching device, is specifically related to a kind of novel switched pole.
Background technology
Along with electrical technology constantly develops, a lot of electric equipments develop toward intelligent direction, such development trend requires the enterprise that produces electric equipment to improve constantly self research and development ability, design the electric equipment of high-quality, pole switch uses very general in power industry, switch pole is all to use in the open, outdoor operational environment like this makes switch pole often occur damaging, once switch pole goes out to damage, will cause all standing of switchgear, bring out the appearance of short circuit phenomenon, be short-circuited and will cause switch to occur the scene of spontaneous combustion, current switch pole column sealing poor-performing on the market, easily allow in switch pole and enter moisture, moisture can cause the corrosion of pole inside for a long time in switch pole, the switch pole result of use that occurs corrosion reduces greatly, serious may cause fractureing of switch pole, cause the decline of switch pole insulation property, bring out security incident.
Summary of the invention
The purpose of this utility model is to provide a kind of simple in structure, the novel switched pole of one of good seal performance.
The technical solution of the utility model is: a kind of novel switched pole, comprise pole housing, insulating element, current transformer, described pole housing is provided with full skirt outward, described full skirt adopts the pattern that one is long and the other is short separately to arrange, described pole enclosure interior is provided with insulating cylinder, point high potential and earth potential in described insulating cylinder, between described high potential electronegative potential, be provided with interior full skirt, described interior full skirt adopts one-body molded technology, described interior full skirt bottom is provided with insulating element, in described insulating element, be provided with insulated tension pole, described insulated tension pole adopts ripple hermetically-sealed construction, described interior full skirt top is provided with vacuum interrupter, described current transformer adopts punching current transformer, in the middle of described current transformer, pass pole line-outgoing arm, described pole line-outgoing arm top is provided with fixture block, described fixture block clamps pole line-outgoing arm, described current transformer is divided into inner circle and cylindrical, between described current transformer inner circle and pole line-outgoing arm, form taper sheath, described current transformer and pole housing connecting portion are concentric structure.
Described interior full skirt is back taper full skirt, and the small end conicity of described interior full skirt is identical with mould depanning direction, and described full skirt can be designed as 1 or N.
The outside of described insulated tension pole is provided with sealing ring, described sealing ring adopts elastic insulating material, between described sealing ring and pole housing, form fixing seal structure, described insulated tension pole is positioned at the concentric circles center of switch pole, and described insulated tension pole can move back and forth and realize the operation of switch along concentric circles axis.
Described current transformer inner circle all adopts the identical tapered configuration that has with pole line-outgoing arm, and described current transformer and pole line-outgoing arm junction are provided with sealing surface, and described sealing surface adopts elastic insulating material.
Described pole line-outgoing arm stretches out outside current transformer, and described current transformer is provided with full skirt, and described full skirt is positioned at the junction of current transformer and pole line-outgoing arm.
Advantage of the present utility model is: 1) interior full skirt is adopted to inverted cone-shaped structure, can allow interior full skirt conveniently stripped in producing, increase the inner body of wall of pole along face creepage distance, avoid the inner condensation that forms of pole, make to cause due to the effect of condensation the reduction of dielectric strength in pole, realize the generation of avoiding switchgear flashover fault.2) insulated tension pole adopts ripple hermetically-sealed construction, can cut off switch pole and extraneous air exchange, thereby avoids the impact of environmental factor switching devices inside.3) current transformer and pole line-outgoing arm adopt tapered configuration, can prevent the immersion of steam, cause the corrosion of pole switch and the decline of insulating capacity, the internal stress can also absorbing environmental variations in temperature causing, avoids internal stress to cause the damage of product structure.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is partial sectional view of the present utility model.
1 is pole housing, and 2 is insulating element, and 3 is current transformer, and 4 is full skirt, and 5 is insulating cylinder, and 6 is interior full skirt, and 7 is insulated tension pole, and 8 is vacuum interrupter, and 9 is pole line-outgoing arm, and 10 is fixture block, and 11 is sealing ring, and 12 is sealing surface.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further illustrated.
A kind of novel switched pole, comprise pole housing 1, insulating element 2, current transformer 3, the outer full skirt 4 that is provided with of pole housing 1, full skirt 4 adopts the pattern that one is long and the other is short separately to arrange, pole housing 1 inside is provided with insulating cylinder 5, point high potential and earth potential in insulating cylinder 5, between high potential electronegative potential, be provided with interior full skirt 6, interior full skirt 6 adopts one-body molded technology, interior full skirt 6 bottoms are provided with insulating element 2, in insulating element 2, be provided with insulated tension pole 7, insulated tension pole 7 adopts ripple hermetically-sealed construction, interior full skirt 6 tops are provided with vacuum interrupter 8, current transformer 3 adopts punching current transformer, in the middle of current transformer 3, pass pole line-outgoing arm 9, pole line-outgoing arm 9 tops are provided with fixture block 10, fixture block 10 clamps pole line-outgoing arm 9, current transformer 3 is divided into inner circle and cylindrical, between current transformer inner circle and pole line-outgoing arm, form taper sheath, current transformer 3 is concentric structure with pole housing 1 connecting portion, interior full skirt 6 is back taper full skirt, the small end conicity of interior full skirt 6 is identical with mould depanning direction, full skirt can be designed as 8, the outside of insulated tension pole 7 is provided with sealing ring 11, sealing ring 11 adopts elastic insulating material, between sealing ring 11 and pole housing 1, form fixing seal structure, insulated tension pole 7 is positioned at the concentric circles center of switch pole, insulated tension pole 7 can move back and forth and realize the operation of switch along concentric circles axis, current transformer 3 inner circles all adopt the identical tapered configuration that has with pole line-outgoing arm, current transformer 3 is provided with sealing surface 12 with pole line-outgoing arm 9 junctions, sealing surface 12 adopts elastic insulating material, pole line-outgoing arm 9 stretches out outside current transformer 3, current transformer 3 is provided with full skirt, full skirt is positioned at the junction of current transformer 3 and pole line-outgoing arm 9.
Claims (5)
1. a novel switched pole, comprise pole housing, insulating element, current transformer, it is characterized in that: described pole housing is provided with full skirt outward, described full skirt adopts the pattern that one is long and the other is short separately to arrange, described pole enclosure interior is provided with insulating cylinder, point high potential and earth potential in described insulating cylinder, between described high potential electronegative potential, be provided with interior full skirt, described interior full skirt adopts one-body molded technology, described interior full skirt bottom is provided with insulating element, in described insulating element, be provided with insulated tension pole, described insulated tension pole adopts ripple hermetically-sealed construction, described interior full skirt top is provided with vacuum interrupter, described current transformer adopts punching current transformer, in the middle of described current transformer, pass pole line-outgoing arm, described pole line-outgoing arm top is provided with fixture block, described fixture block clamps pole line-outgoing arm, described current transformer is divided into inner circle and cylindrical, between described current transformer inner circle and pole line-outgoing arm, form taper sheath, described current transformer and pole housing connecting portion are concentric structure.
2. the novel switched pole of one according to claim 1, is characterized in that: described interior full skirt is back taper full skirt, and the small end conicity of described interior full skirt is identical with mould depanning direction, and described full skirt can be designed as 1 or N.
3. the novel switched pole of one according to claim 1, it is characterized in that: the outside of described insulated tension pole is provided with sealing ring, described sealing ring adopts elastic insulating material, between described sealing ring and pole housing, form fixing seal structure, described insulated tension pole is positioned at the concentric circles center of switch pole, and described insulated tension pole can move back and forth and realize the operation of switch along concentric circles axis.
4. the novel switched pole of one according to claim 1, it is characterized in that: described current transformer inner circle all adopts the identical tapered configuration that has with pole line-outgoing arm, described current transformer and pole line-outgoing arm junction are provided with sealing surface, and described sealing surface adopts elastic insulating material.
5. the novel switched pole of one according to claim 1, is characterized in that: described pole line-outgoing arm stretches out outside current transformer, and described current transformer is provided with full skirt, and described full skirt is positioned at the junction of current transformer and pole line-outgoing arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420281398.6U CN203895347U (en) | 2014-05-29 | 2014-05-29 | New switch pole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420281398.6U CN203895347U (en) | 2014-05-29 | 2014-05-29 | New switch pole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203895347U true CN203895347U (en) | 2014-10-22 |
Family
ID=51721713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420281398.6U Expired - Fee Related CN203895347U (en) | 2014-05-29 | 2014-05-29 | New switch pole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203895347U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105810500A (en) * | 2016-06-08 | 2016-07-27 | 罗浩 | Vacuum circuit breaker with good insulating property |
| CN114530299A (en) * | 2022-02-21 | 2022-05-24 | 电子科技大学中山学院 | High-voltage insulation device in low-temperature environment |
-
2014
- 2014-05-29 CN CN201420281398.6U patent/CN203895347U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105810500A (en) * | 2016-06-08 | 2016-07-27 | 罗浩 | Vacuum circuit breaker with good insulating property |
| CN114530299A (en) * | 2022-02-21 | 2022-05-24 | 电子科技大学中山学院 | High-voltage insulation device in low-temperature environment |
| CN114530299B (en) * | 2022-02-21 | 2023-05-05 | 电子科技大学中山学院 | High-voltage insulation device in low-temperature environment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203895347U (en) | New switch pole | |
| CN203218431U (en) | Cavity Bridge | |
| CN203242488U (en) | Buscouple type current transformer and combined-cabinet structure with same | |
| CN105319427A (en) | Voltage sensor for high and medium voltage use and a method of making the same | |
| CN203536291U (en) | Insulation sleeve for solid-sealed polar pole, breaker assembly and switch cabinet | |
| CN105225884A (en) | A kind of novel switched pole | |
| CN103001167B (en) | A kind of solid insulated busbar syndeton be connected with user side for switchgear | |
| CN102522253A (en) | Improved vacuum circuit-breaker pole | |
| CN203351307U (en) | Insulating sleeve | |
| CN203733537U (en) | High-voltage outdoor bushing | |
| CN205282976U (en) | Aerify cabinet and gu seal utmost point post thereof | |
| CN201352691Y (en) | Mutual inductor insulator structure for gas insulated switchgear | |
| CN107808797B (en) | Outdoor combined solid-sealed polar pole | |
| CN202796711U (en) | Sealed-type high-voltage vacuum circuit breaker pole suitable for smart power grid | |
| CN204332806U (en) | Insulating polar pole | |
| CN102881509B (en) | Circuit breaker grading shield | |
| CN203553712U (en) | Outdoor high-voltage solid insulating load switch | |
| CN202549695U (en) | Improved pole of vacuum circuit breaker and extension structure thereof | |
| CN105428135A (en) | Disconnecting switch | |
| CN203339048U (en) | Colum vacuum circuit breaker | |
| CN204558981U (en) | Solid insulation returns wiring connector | |
| CN203588941U (en) | Explosion-proof magnetic starter | |
| CN203277202U (en) | Combined insulation connection structure of electromagnet and vacuum arc-extinguishing chamber | |
| CN203895280U (en) | Insulation pull rod used for outdoor switch equipment | |
| CN203787340U (en) | Sealing insulation conductive contact arm and breaker using same |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 Termination date: 20170529 |