CN103400720B - A kind of solid insulation pole - Google Patents
A kind of solid insulation pole Download PDFInfo
- Publication number
- CN103400720B CN103400720B CN201310318932.6A CN201310318932A CN103400720B CN 103400720 B CN103400720 B CN 103400720B CN 201310318932 A CN201310318932 A CN 201310318932A CN 103400720 B CN103400720 B CN 103400720B
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- CN
- China
- Prior art keywords
- terminal
- switch
- insulation
- grounding switch
- vacuum interrupter
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- 238000009413 insulation Methods 0.000 title claims abstract description 81
- 239000007787 solid Substances 0.000 title claims abstract description 26
- 238000002955 isolation Methods 0.000 claims abstract description 21
- 239000004020 conductor Substances 0.000 claims abstract description 9
- 238000002347 injection Methods 0.000 claims description 9
- 239000007924 injection Substances 0.000 claims description 9
- 239000003822 epoxy resin Substances 0.000 claims description 7
- 229920000647 polyepoxide Polymers 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000009826 distribution Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 230000005684 electric field Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Landscapes
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
- Gas-Insulated Switchgears (AREA)
Abstract
The present invention discloses a kind of solid insulation pole, it relates to power transmission and distribution switch manufacturing technology field, and it is provided with isolator in comprising, the insulation shell of grounding switch and vacuum interrupter; The quiet end portion of described isolator is made up of bus terminal, isolation switch insulation cylinder and conducting terminal; The quiet end portion of described grounding switch is made up of conducting terminal, grounding switch insulation cylinder and ground terminal; The quiet end portion of described grounding switch and the quiet end portion of described isolator have the interior moved end arranging shared moved end and operating mechanism and share passage; On the dynamic contact of described vacuum interrupter, orienting sleeve being housed, dynamic contact touches son and conducting terminal conducting by the conduction on orienting sleeve, and the quiet end of described vacuum interrupter is connected with outlet electric-conductor; In the both end sides of isolation switch insulation cylinder and grounding switch insulation cylinder, shielding case is all housed. It is big that the present invention can solve pole switch fracture distance, assembles link many, and physical dimension is big, the problem that production cost is high.
Description
Technical field
The present invention relates to power transmission and distribution switching device manufacturing technology field, especially a kind of pole for solid insulation ring main unit.
Background technology
Solid insulation ring main unit is current looped network cabinet Hot spots for development, and as the key equipment of urban network restructuring and user's distribution device control, the quality of looped network cabinet quality is directly connected to the safety and reliability of transmission of electricity system. Traditional looped network cabinet is generally with SF6Gas-insulated, because SF6Gas has superior arc quenching effect, but SF6Gas to the destructiveness of atmospheric ozone layer greatly, is equivalent to CO223900 times, it may also be useful to and deal with the Greenhouse effect that can aggravate the earth improperly, be a kind of gas not environmentally. Along with people's environmental consciousness constantly strengthens, in existing market, existing Duo Jia enterprise releases solid insulation ring main unit product, replaces SF gradually6Gas-insulated ring network cabinet. In solid insulation ring main unit, major parts is solid insulation pole. The form structure of solid insulation pole is had nothing in common with each other, if the patent No. is the invention of 201210329195.5, its surface of insulating layer is coated with and partly connects stratum, isolator and grounding switch are the form of rotary knife switch, this kind of solid insulation pole insulating property are better and environment friendly and pollution-free, but there is following shortcoming: its switch fracture distance is bigger, assembling link is many, it it is no matter electric field distribution process or all to press measure to implement comparison difficult, its physical dimension is relatively big, and production cost is all relatively high.
Summary of the invention
Problem to be solved by this invention is to provide a kind of solid insulation pole, and it is bigger that it can solve pole switch fracture distance, and assembling link is many, and physical dimension is big, the problem that production cost is high.
In order to solve the problem, the technical scheme of a kind of solid insulation pole of the present invention is: this kind of solid insulation pole, comprises the insulation shell that outside scribbles ground connection layer, is provided with isolator in described insulation shell, grounding switch and vacuum interrupter; Conducting terminal and the ground terminal stretching out outside housing and bus bar side sleeve pipe it is provided with in described insulation shell, in described bus bar side sleeve pipe, pressure injection has bus terminal, one end of described conducting terminal is connected with described ground terminal by grounding switch insulation cylinder, and the other end is by isolation switch insulation cylinder and described bus terminal connection; The quiet end portion of described isolator is made up of described bus terminal, described isolation switch insulation cylinder and described conducting terminal; The quiet end portion of described grounding switch is made up of described conducting terminal, described grounding switch insulation cylinder and described ground terminal; The quiet end portion of described grounding switch has the moved end being connected ground terminal, described grounding switch insulation cylinder, described conducting terminal, described isolation switch insulation cylinder and described bus terminal successively and shares passage with the quiet end portion of described isolator, this moved end shares and is provided with shared moved end in passage and drives the described operating mechanism sharing dynamic terminal movable, and the outer wall of described shared moved end is embedded with and the tactile son of described conducting terminal conducting; Dynamic contact on described movable end of vacuum arc extinguishing chamber is set with orienting sleeve, described dynamic contact touches son and described conducting terminal conducting by the conduction being inlaid on described orienting sleeve, and the quiet end of described vacuum interrupter is connected with pressure injection outlet electric-conductor in outgoing line side sleeve pipe on the downside of it; Described movable end of vacuum arc extinguishing chamber is provided with shielding case; In the both end sides of described isolation switch insulation cylinder and described grounding switch insulation cylinder, shielding case is all housed.
In technique scheme, more specifically scheme can be: described vacuum interrupter is vacuum arc extinguishing chamber for loading switch or isolating switch vacuum interrupter.
In technique scheme, more specifically scheme can also be: described outgoing line side inside pipe casing is provided with out line sensor; Described bus bar side sleeve pipe body inside is provided with bus sensor.
Further: described insulation shell is epoxy resin housing, described bus terminal and described outlet electric-conductor are copper piece.
Further: described operating mechanism comprises screw mandrel and silk cover, the described shared dynamic son that touches is provided with the through hole sharing passage and arranging in the same way with described moved end, described silk cover is fixedly installed in described through hole, described screw mandrel is threaded with described silk cover, and described screw mandrel has the function part stretching out described insulation shell.
Owing to have employed technique scheme, the present invention compared with prior art has following useful effect:
1, the isolator of the present invention and the plug formula contact of grounding switch employing translational motion, avoid using too much bolt nut, reduce the generation at point angle, be conducive to electric field distribution, improve the insulating power of product.
2, adopt four shielding cases between the isolator of the present invention and grounding switch fracture, improve the electric field between fracture, thus make the fracture very little situation of distance also can meet the insulating requirements of product, it is achieved the miniaturization Design of product.
3, the conducting terminal of the present invention is three-port structure, is that isolator, grounding switch and on-load switch or breaker vacuum arc suppressing transformer share, simplifies interiors of products structure.
4. the isolator of the present invention and grounding switch divide-shut brake action are coordinated by screw mandrel and silk cover and drive, and reliable in action, position control is accurate.
5, the isolator of the present invention and grounding switch are plug, Direct Action Type switch, are more conducive to the realization of driving mechanism, save operating work.
Accompanying drawing explanation
Fig. 1 is the pressed article schematic top plan view of solid insulation pole of the present invention.
Fig. 2 is the pressed article internal structure schematic diagram of solid insulation pole of the present invention.
Fig. 3 is the integral installation distribution structure schematic diagram of solid insulation pole of the present invention.
Number in the figure represents: 1, inserts; 2, ground terminal; 3, grounding switch insulation cylinder; 4, shielding case; 5, conducting terminal; 6, bus terminal; 7, bus sensor; 8, bus bar side sleeve pipe; 9, insulation shell; 10, shielding case; 11, orienting sleeve; 12, conduction touches son; 13, dynamic contact; 14, sealing-ring; 15, vacuum interrupter; 16, line sensor is gone out; 17, fastening piece; 18, outlet electric-conductor; 19, outgoing line side sleeve pipe; 20, screw mandrel; 21, silk cover; 22, caging bolt; 23, moved end is shared; 24, insulate pull bar; 25, isolation switch insulation cylinder.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described:
The pressed article of a kind of solid insulation pole shown in Fig. 1 include outside scribble ground connection layer form the insulation shell 9 become by epoxy resin pressure injection and inserts 1, inserts 1 pressure injection in epoxy resin housing 9, for fixing this solid insulation pole.
The pressed article of a kind of solid insulation pole shown in Fig. 2, is provided with isolator in insulation shell 9, grounding switch and vacuum interrupter 15, and vacuum interrupter 15 can be vacuum arc extinguishing chamber for loading switch or isolating switch vacuum interrupter; It is isolating switch vacuum interrupter at the present embodiment, in other embodiment, it is possible to be vacuum arc extinguishing chamber for loading switch. In insulation shell 9, pressure injection has grounding switch insulation cylinder 3, conducting terminal 5, isolation switch insulation cylinder 25 and the ground terminal 2 stretching out outside housing and bus bar side sleeve pipe 8, in bus bar side sleeve pipe 8, pressure injection has bus terminal 6, one end of conducting terminal 5 is connected with ground terminal 2 by grounding switch insulation cylinder 3, and the other end is connected with bus terminal 6 by isolation switch insulation cylinder 25; The quiet end portion of isolator is made up of bus terminal 6, isolation switch insulation cylinder 25 and conducting terminal 5; The quiet end portion of grounding switch is made up of conducting terminal 5, grounding switch insulation cylinder 3 and described ground terminal 2; The quiet end portion of grounding switch has the moved end being connected ground terminal 2, grounding switch insulation cylinder 3, conducting terminal 5, isolation switch insulation cylinder 25 and bus terminal 6 successively and shares passage with the quiet end portion of described isolator; Dynamic contact 13 on vacuum interrupter 15 moved end is set with orienting sleeve 11, dynamic contact 13 touches son 12 and conducting terminal 5 conducting by the conduction being inlaid on orienting sleeve 11, and the quiet end of vacuum interrupter 15 is connected with pressure injection outlet electric-conductor 18 in outgoing line side sleeve pipe 19 on the downside of it; Vacuum interrupter 15 moved end is provided with shielding case 10; In the both end sides of isolation switch insulation cylinder 3 and the both end sides of isolation switch insulation cylinder 25, a shielding case 4 is housed respectively. Outgoing line side sleeve pipe 19 body inside is provided with out line sensor 16; Bus bar side sleeve pipe 8 body inside is provided with bus sensor 7. Bus terminal 6 and outlet electric-conductor 18 are copper piece.
The present invention specifically installs and is produced as follows: insulate cylinder 3 ground terminal 2 by grounding switch, conducting terminal 5 and isolation switch insulation cylinder 25 and bus terminal 6 connect into an entirety, by suitable shrink-fit, the connecting end surface that grounding switch insulation cylinder 3 and isolation switch insulation cylinder 25 can connect each terminal seals, the epoxy resin before solidifying is prevented to be flowed into conducting terminal 5 inner chamber, four shielding cases 4 are arranged on the both end sides of grounding switch insulation cylinder 3 and the both end sides of isolation switch insulation cylinder 25 respectively, the i.e. lower end of ground terminal 2, the upper and lower ends of conducting terminal 5 and the upper end position of bus terminal 6,Conducting terminal 5 is a three-port structure, in another side of isolator and grounding switch, i.e. and the right side of accompanying drawing, it is connected with vacuum interrupter 15 moved end, by orienting sleeve 11, conduction touches son 12 makes it be connected with conducting terminal 5 with moved end 13, the top of the conducting terminal of vacuum interrupter 15 moved end is equipped with shielding case 10, the moved end of vacuum interrupter 15 is carried out seal protection by sealing-ring 14 by lower end, prevent the epoxy resin before solidifying from flowing into vacuum interrupter 15 inner, in the lower end of vacuum interrupter 15 and quiet end and outgoing line side sleeve pipe, outlet electric-conductor 18 connects into an entirety by fastening piece 17, above-mentioned accessory is assembled into an entirety by mold tooling, debugging loads in mould after putting in place, last again bus sensor 7, go out line sensor 16 also to install to together in mould, by the epoxy resin sealing of thermoset together, define solid insulation pole of the present invention, bus bar side sleeve pipe 8 and outgoing line side sleeve pipe 19 are by the die cavity straight forming of mould. the isolation pass of the present invention and grounding switch adopt the plug formula contact of translational motion, and grounding switch and isolator hold arranges up and down. whether bus sensor 7 has the faying surface of electric shielding cable web member simultaneously for detecting bus, going out line sensor 16 place feeder line circuit is no for detecting has electricity, thus confirms that upstream switch divides, combined floodgate state.
The moved end of a kind of solid insulation pole shown in Fig. 3 shares and is provided with shared moved end 23 in passage and drives shared moved end 23 to move screw mandrel 20 and silk cover 21, screw mandrel 20 and silk cover 21 and shared moved end 23 connect into an entirety by caging bolt 22, share the dynamic son 23 that touches and it is provided with the through hole sharing passage and arranging in the same way with moved end, silk cover 21 is fixedly installed in this through hole, screw mandrel 20 overlaps 21 with silk and is threaded, screw mandrel 20 has the function part stretching out described insulation shell 9, and the outer wall at shared moved end 23 is embedded with and the tactile son of conducting terminal 5 conducting; Utilize external actuating mechanism can realize the breaking-closing operating of isolator and grounding switch, shared moved end 23 is made to slide into isolator or the grounding switch side of pole by the function part of external actuating mechanism rotary screw rod 20, when shared moved end 23 is connected with bus terminal 6 and conducting terminal 5 simultaneously, isolator conducting; When shared moved end 23 is connected with ground terminal 2 and conducting terminal 5 simultaneously, grounding switch conducting. Vacuum interrupter 15 is connected with insulation pull bar 24, and insulation pull bar 24 is installed in orienting sleeve 11 by suitable fastening piece, utilizes external actuating mechanism can realize deciliter action of vacuum interrupter 15.
Claims (5)
1. a solid insulation pole, comprise the insulation shell (9) that outside scribbles ground connection layer, described insulation shell is provided with isolator in (9), grounding switch and vacuum interrupter (15), it is characterised in that: it is provided with conducting terminal (5) in described insulation shell (9) and stretches outInsulation shell (9)Outer ground terminal (2) and bus bar side sleeve pipe (8), the interior pressure injection of described bus bar side sleeve pipe (8) has bus terminal (6), one end of described conducting terminal (5) is connected with described ground terminal (2) by the grounding switch cylinder (3) that insulate, and the other end is connected with described bus terminal (6) by isolation switch insulation cylinder (25); The quiet end portion of described isolator is made up of described bus terminal (6), described isolation switch insulation cylinder (25) and described conducting terminal (5);The quiet end portion of described grounding switch is made up of described conducting terminal (5), described grounding switch insulation cylinder (3) and described ground terminal (2); The quiet end portion of described grounding switch has the moved end being connected ground terminal (2), described grounding switch insulation cylinder (3), described conducting terminal (5), described isolation switch insulation cylinder (25) and described bus terminal (6) successively and shares passage with the quiet end portion of described isolator, this moved end shares and is provided with shared moved end (23) in passage and drives the operating mechanism of described shared moved end son (23) movement, and the outer wall of described shared moved end (23) is embedded with and the tactile son of described conducting terminal (5) conducting; Dynamic contact (13) on described vacuum interrupter (15) moved end is set with orienting sleeve (11), described dynamic contact (13) touches son (12) and described conducting terminal (5) conducting by the conduction being inlaid on described orienting sleeve (11), and described vacuum interrupter (15) quiet end is connected with pressure injection outlet electric-conductor (18) in outgoing line side sleeve pipe (19) on the downside of it; Described vacuum interrupter (15) moved end is provided with shielding case (10); Described isolation switch insulation cylinder (3)Both end sidesWith the both end sides of described grounding switch insulation cylinder (25), shielding case (4) is all housed.
2. a kind of solid insulation pole according to claim 1, it is characterised in that: described vacuum interrupter (15) is vacuum arc extinguishing chamber for loading switch or isolating switch vacuum interrupter.
3. a kind of solid insulation pole according to claim 1, it is characterised in that: described outgoing line side sleeve pipe (19) inside is provided with out line sensor (16); Described bus bar side sleeve pipe (8) inside is provided with bus sensor (7).
4. a kind of solid insulation pole according to claim 1 or 2 or 3, it is characterised in that: described insulation shell (9) is epoxy resin housing, and described bus terminal (6) and described outlet electric-conductor (18) are copper piece.
5. a kind of solid insulation pole according to claim 4, it is characterised in that: described operating mechanism comprises screw mandrel (20) and silk cover (21), described inShare moved end (23)It is provided with the through hole sharing passage and arranging in the same way with described moved end, described silk cover (21) is fixedly installed in described through hole, described screw mandrel (20) is threaded with described silk cover (21), and described screw mandrel (20) has the function part stretching out described insulation shell (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310318932.6A CN103400720B (en) | 2013-07-27 | 2013-07-27 | A kind of solid insulation pole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310318932.6A CN103400720B (en) | 2013-07-27 | 2013-07-27 | A kind of solid insulation pole |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103400720A CN103400720A (en) | 2013-11-20 |
| CN103400720B true CN103400720B (en) | 2016-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310318932.6A Active CN103400720B (en) | 2013-07-27 | 2013-07-27 | A kind of solid insulation pole |
Country Status (1)
| Country | Link |
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| CN (1) | CN103400720B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2521135B (en) * | 2013-12-10 | 2017-01-18 | Tavrida Electric Holding Ag | Switching apparatus for electrical power systems |
| CN103632882A (en) * | 2013-12-10 | 2014-03-12 | 戴顿（重庆）高压开关有限公司 | Three-position disconnecting switch and vacuum switch integrated insulator |
| CN103928275B (en) * | 2014-04-25 | 2017-08-29 | 爱启（厦门）电气技术有限公司 | Solid insulation vacuum switch three-station isolating grounding switch module |
| CN103915282B (en) * | 2014-04-25 | 2016-10-05 | 爱启（厦门）电气技术有限公司 | Novel solid insulation vacuum switch three-station isolating grounding switch module |
| CN104201041B (en) * | 2014-08-15 | 2015-10-21 | 浙江道笃智能开关有限公司 | Combination pole and operation principle thereof |
| CN107359077A (en) * | 2017-09-11 | 2017-11-17 | 国电博纳（北京）电力设备有限公司 | A kind of direct-acting three-working-position isolation equipment |
| CN107808797B (en) * | 2017-09-15 | 2020-04-17 | 宁波舜利高压开关科技有限公司 | Outdoor combined solid-sealed polar pole |
| CN112133595A (en) * | 2020-11-05 | 2020-12-25 | 厦门涛福精密机械有限公司 | A three-position isolation switch pole |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102810426A (en) * | 2011-06-01 | 2012-12-05 | 北京维益埃电气有限公司 | Combined type vacuum circuit breaker |
| CN103050325A (en) * | 2012-12-20 | 2013-04-17 | 云南云开电气股份有限公司 | Pole component of solid insulation switch equipment |
| CN203367132U (en) * | 2013-07-27 | 2013-12-25 | 北海银河开关设备有限公司 | Solid insulating pole column |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101026842B1 (en) * | 2008-12-17 | 2011-04-04 | 주식회사 효성 | Disconnector for solid insulated switchgear |
| CN202816779U (en) * | 2012-09-07 | 2013-03-20 | 北海银河开关设备有限公司 | Solid insulated pole |
-
2013
- 2013-07-27 CN CN201310318932.6A patent/CN103400720B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102810426A (en) * | 2011-06-01 | 2012-12-05 | 北京维益埃电气有限公司 | Combined type vacuum circuit breaker |
| CN103050325A (en) * | 2012-12-20 | 2013-04-17 | 云南云开电气股份有限公司 | Pole component of solid insulation switch equipment |
| CN203367132U (en) * | 2013-07-27 | 2013-12-25 | 北海银河开关设备有限公司 | Solid insulating pole column |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103400720A (en) | 2013-11-20 |
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Effective date of registration: 20210419 Address after: 536000 2 / F and 3 / F, information center building, Yinhe software science and Technology Park, 11 Tibet Road, Beihai City, Guangxi Zhuang Autonomous Region Patentee after: GUANGXI YINHE DECOM ELECTRIC Co.,Ltd. Address before: 536000, the Guangxi Zhuang Autonomous Region Beihai Tibet Road 11 Galaxy software technology park complex Patentee before: BEIHAI GALAXY SWITCH DEVICES Co.,Ltd. |
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Effective date of registration: 20210830 Address after: 225000 in Zhongman power Jiangsu Co., Ltd., Zhongman Road, high tech Development Zone, Yangzhou City, Jiangsu Province Patentee after: Jiangsu deyidikang Technology Co.,Ltd. Address before: 536000 2 / F and 3 / F, information center building, Yinhe software science and Technology Park, 11 Tibet Road, Beihai City, Guangxi Zhuang Autonomous Region Patentee before: GUANGXI YINHE DECOM ELECTRIC Co.,Ltd. |
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Effective date of registration: 20211216 Address after: 536000 2 / F and 3 / F, information center building, Yinhe software science and Technology Park, 11 Tibet Road, Beihai City, Guangxi Zhuang Autonomous Region Patentee after: Dikang Electric Co.,Ltd. Address before: 225000 in Zhongman power Jiangsu Co., Ltd., Zhongman Road, high tech Development Zone, Yangzhou City, Jiangsu Province Patentee before: Jiangsu deyidikang Technology Co.,Ltd. |
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