CN205943628U - Pot -type zero clearance metal oxide double containment arrester - Google Patents
Pot -type zero clearance metal oxide double containment arrester Download PDFInfo
- Publication number
- CN205943628U CN205943628U CN201620872535.2U CN201620872535U CN205943628U CN 205943628 U CN205943628 U CN 205943628U CN 201620872535 U CN201620872535 U CN 201620872535U CN 205943628 U CN205943628 U CN 205943628U
- Authority
- CN
- China
- Prior art keywords
- arrester
- double containment
- housing
- oxide double
- sealing flange
- 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
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Abstract
The utility model provides a pot -type zero clearance metal oxide double containment arrester, includes overhead guard, casing, arrester inner core, and the arrester inner core is full of the SF6 insulating gas on every side inside being located the casing, and the casing is equipped with explosion -proof equipment, ground connection row, accessory case, and the casing middle part is equipped with the charging connector. The casing top is equipped with the sealing flange, and insulation support is put on the sealing flange, be equipped with the sealed pad of first insulation, the 2nd insulating seal pad between insulation support and the sealing flange. Insulation support inlays at the center and establishes a terminal, and the terminal upper end is equipped with first wiring screw for the connection is by protection facility, the terminal lower extreme is equipped with second wiring screw for connect the arrester inner core in the casing. The utility model relates to a pot -type zero clearance metal oxide double containment arrester, this arrester have not only improved heavy current and rectangular wave current endurance, simplify this type arrester structure simultaneously, have improved the reliability of its safe operation.
Description
Technical field
The utility model is related to electric protective equipment, and specially a kind of pot type gapless metal-oxide double containment is taken shelter from the thunder
Device.
Background technology
In prior art, high current and the higher sulfur hexafluoride pot type gapless metal-oxide of square wave current tolerance
Arrester, general structure is：In metallic ground shell, in cake type resistor disc surrounding, structure is gripped using insulating bar.?
Resistor disc post upper end increases grading shield, then connects conductive lever apparatus above grading shield, reliably electrically connects with disc insulator.
In resistor disc post bottom, drawn with insulated conductor and connect arrester monitor or be directly grounded.Upper end high pressure in resistor disc post
At conducting rod and lower end low-voltage insulation lead, the insulator by epoxy insulation resin-cast is drawn, and enclosure interior fills hyperbar
SF6 insulating gas.This sealing structure imperfection, often causes the leakage of SF6 insulating gas, causes decreasing insulating, impact
The normal use of arrester, or even have an accident.
Content of the invention
The defect existing for above-mentioned arrester, the utility model provides a kind of pot type gapless metal-oxide double containment
Arrester, this arrester not only increases to high current and square wave current tolerance, simplifies the type arrester structure simultaneously,
Improve the reliability of its safe operation.
The utility model be employed technical scheme comprise that：
A kind of pot type gapless metal-oxide double containment arrester, including overhead guard, housing, arrester inner core, arrester
Inner core is located at enclosure interior, is around full of SF6 insulating gas, and housing is provided with explosion-protection equipment, earthing bar, accessory case, housing central section
It is provided with charging connector.
Housing tip is provided with sealing flange, and insulating supporting is placed on above sealing flange, described insulating supporting and sealing flange
Between be provided with the first insulated enclosure pad, the second insulated enclosure pad.
Insulating supporting center is embedded a binding post, and binding post upper end is provided with the first wiring screw, is set by protection for connecting
Apply；Binding post lower end is provided with the second wiring screw, for connecting the arrester inner core in housing.
Described first insulated enclosure pad, the second insulated enclosure pad pass through securing member：Bolt, nut by overhead guard, insulating supporting,
Sealing flange is connected.
It is additionally provided with disk insulator in insulating supporting outer rim.Disk insulator and housing junction, are provided with twice silicon rubber
Sealing ring.
It is provided with two hangers on the upside of described housing.
The alternating share that described insulating supporting makes for epoxy resin, size is mated with sealing flange.
Described accessory case includes monitoring device.
A kind of the utility model pot type gapless metal-oxide double containment arrester, has the beneficial effects that：
1：Using tank-type lightning arrester, fill hyperbar SF6 insulating gas in enclosure interior, using the SF6 of excellent insulating property
Insulating gas, can reduce the overall volume of arrester, take up an area reduced space.
2:Disk insulator and housing junction, using the sealing of twice silicone rubber O-ring, sealing is safe and reliable.
3:The use of disk insulator can ensure height pressure side and ground insulation, ensure that the sealing of housing simultaneously.
4:This arrester not only increases to high current and square wave current tolerance, simplifies the type arrester knot simultaneously
Structure, improves the reliability of its safe operation.
Brief description
Fig. 1 is structural representation of the present utility model.
Fig. 2 is partial structural diagram of the present utility model.
Specific embodiment
As shown in Figure 1 and Figure 2, a kind of pot type gapless metal-oxide double containment arrester, including overhead guard 1, housing 5, keeps away
Thunder device inner core 18, arrester inner core 18 is located inside housing 5, is around full of SF6 insulating gas.
Set an explosion-protection equipment 8, offside setting earthing bar 7 on the downside of housing 5, be accessory case 6 above earthing bar 7, the side of housing 5
Middle face is provided with charging connector 16, and described charging connector 16 is for being filled with SF6 insulating gas when assembling, or tank interior insulation gas pressure
Reduce and supplemented.
Housing 5 top is provided with sealing flange 2, and insulating supporting 10 is placed on above sealing flange 2, described insulating supporting 10 with close
It is provided with the first insulated enclosure pad 13, the second insulated enclosure pad 17 between envelope flange 2；
Insulating supporting 10 center is embedded a binding post 11, and binding post 11 upper end is provided with two the first wiring screws 9, for even
Connect by protection facility；Binding post 11 lower end is provided with two the second wiring screws 12, for connecting the arrester inner core in housing 5
18.
Described first insulated enclosure pad 13, the second insulated enclosure pad 17 pass through securing member：Bolt 3, nut 4 are by overhead guard 1, absolutely
Edge supports 10, sealing flange 2 to be connected, and making gas in housing 5 obtain sealing will not leak, and can prevent an insulated enclosure
After pad inefficacy, another continues to play sealing function.
It is additionally provided with disk insulator 14 in insulating supporting 10 outer rim, for protecting the sealing of tank body, strengthen its insulating properties.
Disk insulator 14 and housing 5 junction, are provided with twice silicone rubber O-ring.Disk insulator 14 using permissible
Ensure height pressure side and ground insulation, ensure that the sealing of housing 5 simultaneously.
It is provided with two hangers 15, it act as tank body being fixed to working position on the upside of described housing 5.
The alternating share that described insulating supporting 10 makes for epoxy resin, size is mated with sealing flange 2.
Described accessory case 6 includes monitoring device.Explosion-protection equipment 8 is for preventing from causing pressure rise by fault in housing 5, from
Dynamic pressure release is in case case fragmentation.Described overhead guard 1, positioned at tank body termination, plays the role of to protect insulating supporting 10.
Claims (7)
1. a kind of pot type gapless metal-oxide double containment arrester, including overhead guard（1）, housing（5）, arrester inner core
（18）, arrester inner core（18）Positioned at housing（5）Inside, is around full of SF6 insulating gas, housing（5）It is provided with explosion-protection equipment
（8）, earthing bar（7）, accessory case（6）, housing（5）Middle part is provided with charging connector（16）；It is characterized in that：Housing（5）Top is provided with
Sealing flange（2）, insulating supporting（10）It is placed on sealing flange（2）Above, described insulating supporting（10）With sealing flange（2）Between
It is provided with the first insulated enclosure pad（13）, the second insulated enclosure pad（17）；Insulating supporting（10）Center is embedded a binding post（11）, connect
Terminal（11）Upper end is provided with the first wiring screw（9）, for connecting by protection facility；Binding post（11）Lower end is provided with the second wiring
Screw（12）, for connecting housing（5）Interior arrester inner core（18）.
2. according to claim 1 a kind of pot type gapless metal-oxide double containment arrester it is characterised in that：Described
One insulated enclosure pad（13）, the second insulated enclosure pad（17）By securing member by overhead guard（1）, insulating supporting（10）, sealing flange
（2）It is connected.
3. according to claim 1 a kind of pot type gapless metal-oxide double containment arrester it is characterised in that：In insulation
Support（10）Outer rim is additionally provided with disk insulator（14）.
4. according to claim 1 a kind of pot type gapless metal-oxide double containment arrester it is characterised in that：Disc type is exhausted
Edge（14）With housing（5）Junction, is provided with twice silicone rubber O-ring.
5. according to claim 1 a kind of pot type gapless metal-oxide double containment arrester it is characterised in that：Described shell
Body（5）Upside is provided with two hangers（15）.
6. according to claim 1 a kind of pot type gapless metal-oxide double containment arrester it is characterised in that：Described exhausted
Edge supports（10）Alternating share, size and the sealing flange making for epoxy resin（2）Coupling.
7. according to claim 1 a kind of pot type gapless metal-oxide double containment arrester it is characterised in that：Described attached
Part case（6）Including monitoring device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620872535.2U CN205943628U (en) | 2016-08-12 | 2016-08-12 | Pot -type zero clearance metal oxide double containment arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620872535.2U CN205943628U (en) | 2016-08-12 | 2016-08-12 | Pot -type zero clearance metal oxide double containment arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205943628U true CN205943628U (en) | 2017-02-08 |
Family
ID=57919939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620872535.2U Expired - Fee Related CN205943628U (en) | 2016-08-12 | 2016-08-12 | Pot -type zero clearance metal oxide double containment arrester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205943628U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107103974A (en) * | 2017-06-08 | 2017-08-29 | 宁波市镇海国创高压电器有限公司 | A kind of core body of GIS tank-type lightning arresters |
| CN110277205A (en) * | 2019-07-08 | 2019-09-24 | 国网新疆电力有限公司检修公司 | A kind of high-voltage arrester with storage glue moisture seal structure |
| CN110895289A (en) * | 2018-09-12 | 2020-03-20 | 西安西电高压开关有限责任公司 | Current measuring device |
| CN112748274A (en) * | 2019-10-31 | 2021-05-04 | 西安西电高压开关有限责任公司 | Current measuring device |
-
2016
- 2016-08-12 CN CN201620872535.2U patent/CN205943628U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107103974A (en) * | 2017-06-08 | 2017-08-29 | 宁波市镇海国创高压电器有限公司 | A kind of core body of GIS tank-type lightning arresters |
| CN110895289A (en) * | 2018-09-12 | 2020-03-20 | 西安西电高压开关有限责任公司 | Current measuring device |
| CN110277205A (en) * | 2019-07-08 | 2019-09-24 | 国网新疆电力有限公司检修公司 | A kind of high-voltage arrester with storage glue moisture seal structure |
| CN112748274A (en) * | 2019-10-31 | 2021-05-04 | 西安西电高压开关有限责任公司 | Current measuring device |
| CN112748274B (en) * | 2019-10-31 | 2023-05-16 | 西安西电高压开关有限责任公司 | Current measuring device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170208 Termination date: 20190812 |