CN103117189A - Solid encapsulated pole and solid insulated ring network cabinet - Google Patents

Solid encapsulated pole and solid insulated ring network cabinet Download PDF

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Publication number
CN103117189A
CN103117189A CN2012105951536A CN201210595153A CN103117189A CN 103117189 A CN103117189 A CN 103117189A CN 2012105951536 A CN2012105951536 A CN 2012105951536A CN 201210595153 A CN201210595153 A CN 201210595153A CN 103117189 A CN103117189 A CN 103117189A
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China
Prior art keywords
cavity
vacuum arc
station vacuum
pole
arc extinguish
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Application number
CN2012105951536A
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Chinese (zh)
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CN103117189B (en
Inventor
刘晓颖
刘坚钢
吴德祥
何耀明
许文枫
孙战捷
诸益栋
戴守祥
朱金东
叶建强
蒋超奇
熊白云
余崇彬
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Ningbo Youwei Electric Power Technology Co., Ltd.
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刘晓颖
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Priority to CN201210595153.6A priority Critical patent/CN103117189B/en
Publication of CN103117189A publication Critical patent/CN103117189A/en
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Publication of CN103117189B publication Critical patent/CN103117189B/en
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Abstract

The invention relates to the technical field of solid insulated ring network cabinet and discloses a solid encapsulated pole. The solid encapsulated pole comprises an insulator, a two-station vacuum arc-extinguishing chamber, a three-station vacuum arc-extinguishing chamber, a first insulating tension pole and a second insulating tension pole. The insulator has a first cavity, a second cavity, and a third cavity. The first cavity and the second cavity are arranged side by side, and the third cavity is above the first cavity and the second cavity. The two-station vacuum arc-extinguishing chamber and the three-station vacuum arc-extinguishing chamber are respectively embedded in the first cavity and the second cavity. The first insulating tension pole and the second insulating tension pole are respectively connected with the running end of the two-station vacuum arc-extinguishing chamber and the running end of the three-station vacuum arc-extinguishing chamber. The running end of the two-station vacuum arc-extinguishing chamber and the running end of the three-station vacuum arc-extinguishing chamber are connected through a connecting piece. The first insulating tension pole, the second insulating tension pole and the connecting piece are all placed in the third cavity. The wire inlet conducting rod of the two-station vacuum arc-extinguishing chamber, the wire outlet conducting rod of the three-station vacuum arcing chamber and a ground terminal all stretch out of the insulator. The invention also discloses a solid insulated ring network cabinet of the solid encapsulated pole.

Description

A kind of pole and solid insulation ring main unit
Technical field
The present invention relates to the solid insulation ring main unit technical field, relate in particular to a kind of pole, the invention still further relates to a kind of solid insulation ring main unit with above-mentioned pole.
Background technology
In high voltage switchgear, if the insulation crust of vacuum interrupter is exposed in air, easily exist by extraneous dust, the moist problem of polluting.For reducing the impact of external environment, usually require the shell of vacuum interrupter that enough length is arranged, this not only affects the miniaturization of vacuum interrupter, also affect the Performance And Reliability of vacuum interrupter, therefore, the conductive pieces that vacuum interrupter is relevant with circuit breaker is embedded into simultaneously in the solid insulating material that this class of epoxy resin easily solidifies and forms pole, makes whole circuit breaker polar become as a whole parts, is called pole.
Pole can improve the reliability of circuit breaker; Because vacuum interrupter is embedded in solid material, pole has very high dielectric strength; After vacuum interrupter was embedded in solid material, the external environment of pole was less on the impact of vacuum interrupter.Therefore, present high voltage switchgear is progressively to the solid insulation future development.
In prior art, for the safety operation of maintenance of equipment need to, the primary cut-out switch cubicle is provided with the isolating switch of grounding function, the primary cut-out switch cubicle adopts solid insulation ring main unit usually, its general circuit breaker polar of solid inside front cover station vacuum arc extinguish chamber that adopts connects the isolating switch composition, and the isolating switch port adopts air or SF6 gas-insulated, and this solid insulation ring main unit is not the insulation of total solids, will affect high voltage switchgear and develop to miniaturization.
Therefore, how to realize the insulation of solid insulation ring main unit total solids, become the technical barrier that those skilled in the art need to be resolved hurrily.
Summary of the invention
First purpose of the present invention is to provide a kind of pole, to realize the insulation of solid insulation ring main unit total solids.Second purpose of the present invention is to provide a kind of solid insulation ring main unit with above-mentioned pole.
In order to realize above-mentioned first purpose, the invention provides a kind of pole, comprise insulator, two station vacuum arc extinguish chambers, three station vacuum arc extinguish chambers, also comprise the first insulated tension pole, the second insulated tension pole; Described insulator has the first cavity, the second cavity, the 3rd cavity, and described the first cavity, the second cavity are arranged side by side, and described the 3rd cavity is positioned at the top of described the first cavity, the second cavity; Described two station vacuum arc extinguish chambers, described three station vacuum arc extinguish chambers are embedded in respectively in described the first cavity, the second cavity; The first insulated tension pole, the second insulated tension pole are connected with the moved end of described two station vacuum arc extinguish chambers, the moved end of described three station vacuum arc extinguish chambers respectively, the moved end of the moved end of described two station vacuum arc extinguish chambers, described three station vacuum arc extinguish chambers connects by connector, and described the first insulated tension pole, the second insulated tension pole, described connector all are positioned at described the 3rd cavity; The inlet wire conducting rod of described two station vacuum arc extinguish chambers, the outlet conductive pole of described three station vacuum arc extinguish chambers and earth terminal all extend described insulator.
Preferably, described insulator is epoxy resin block.
Preferably, the outer surface of described insulator is provided with conductor layer or semiconductor layer.
Preferably, described earth terminal comprises earth terminal and ground stud, and described earth terminal is connected with the moved end of described three station vacuum arc extinguish chambers, and described ground stud is connected with described earthing device, and described ground stud extends described insulator.
Preferably, at least one in described outlet conductive pole, inlet wire conducting rod, described earth terminal, described ground stud and described insulator envelope place admittedly are provided with gauze screen, and the wiring pile end face of described gauze screen extends described insulator.
Preferably, described connector is flexible link.
Preferably, described three station vacuum arc extinguish chambers are isolating switch, and described two station vacuum arc extinguish chambers are circuit breaker.
Pole provided by the invention comprises insulator, two station vacuum arc extinguish chambers, three station vacuum arc extinguish chambers, the first insulated tension pole, the second insulated tension pole; Described insulator has the first cavity, the second cavity, the 3rd cavity, and described the first cavity, the second cavity are arranged side by side, and described the 3rd cavity is positioned at the top of described the first cavity, the second cavity; Described two station vacuum arc extinguish chambers, described three station vacuum arc extinguish chambers are embedded in respectively in described the first cavity, the second cavity; The first insulated tension pole, the second insulated tension pole are connected with the moved end of described two station vacuum arc extinguish chambers, the moved end of described three station vacuum arc extinguish chambers respectively, the moved end of the moved end of described two station vacuum arc extinguish chambers, described three station vacuum arc extinguish chambers connects by connector, and described the first insulated tension pole, the second insulated tension pole, described connector all are positioned at described the 3rd cavity; The inlet wire conducting rod of described two station vacuum arc extinguish chambers, the outlet conductive pole of described three station vacuum arc extinguish chambers and earth terminal all extend described insulator.
This pole is provided with the 3rd cavity above the first cavity that is used for holding respectively two station vacuum arc extinguish chambers, three station vacuum arc extinguish chambers, the second cavity, the moved end of two station vacuum arc extinguish chambers, three station vacuum arc extinguish chambers is all stretched in described the 3rd cavity, the first insulated tension pole, the second insulated tension pole and connector are positioned at described the 3rd cavity, and two station vacuum arc extinguish chambers, three station vacuum arc extinguish chambers, inlet wire conducting rod, outlet conductive pole, earth terminal are enclosed in together admittedly; And realize electric insulation with operating mechanism by the first insulated tension pole, the second insulated tension pole, thus realize the solid insulation of pole, and then can realize the insulation of solid insulation ring main unit total solids, can promote that high voltage switchgear develops to miniaturization.
In order to realize above-mentioned second purpose, the present invention also provides a kind of solid insulation ring main unit, this solid insulation ring main unit comprises the pole that at least one is above-mentioned, because above-mentioned pole has above-mentioned technique effect, the solid insulation ring main unit with this pole also should possess corresponding technique effect.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment of pole provided by the present invention;
Wherein, in Fig. 1:
Insulator 1, the first cavity 1-1, the second cavity 1-2, the 3rd cavity 1-3, two station vacuum arc extinguish chambers 2, three station vacuum arc extinguish chambers 3, the first insulated tension pole 4, the second insulated tension pole 5, flexible link 6, inlet wire conducting rod 7, outlet conductive pole 8, earth terminal 9, ground stud 10, gauze screen 11.
Embodiment
In order to make those skilled in the art better understand technical scheme of the present invention, the present invention is described in further detail below in conjunction with the drawings and specific embodiments.
Please refer to Fig. 1, Fig. 1 is the structural representation of a kind of embodiment of pole provided by the present invention.
As shown in Figure 1, pole provided by the invention comprises insulator 1, two station vacuum arc extinguish chambers 2, three station vacuum arc extinguish chambers 3, the first insulated tension pole 4, the second insulated tension pole 5; Described insulator 1 has the first cavity 1-1, the second cavity 1-2, the 3rd cavity 1-3, and described the first cavity 1-1, the second cavity 1-2 are arranged side by side, and described the 3rd cavity 1-3 is positioned at the top of described the first cavity 1-1, the second cavity 1-2; Described two station vacuum arc extinguish chambers 2, described three station vacuum arc extinguish chambers 3 are embedded in respectively in described the first cavity 1-1, the second cavity 1-2; The moved end of the moved end of described two station vacuum arc extinguish chambers 2, described three station vacuum arc extinguish chambers 3 is all stretched in described the 3rd cavity 1-3.
The first insulated tension pole 4, the second insulated tension pole 5 are connected with the moved end of described two station vacuum arc extinguish chambers 2, the moved end of described three station vacuum arc extinguish chambers 3 respectively, the moved end of the moved end of described two station vacuum arc extinguish chambers 2, described three station vacuum arc extinguish chambers 3 connects by connector, and described the first insulated tension pole 4, the second insulated tension pole 5, described connector all are positioned at described the 3rd cavity 1-3; Inlet wire conducting rod 7 is connected with the quiet end of two station vacuum arc extinguish chambers 2, outlet conductive pole 8 is connected with the quiet end of three station vacuum arc extinguish chambers 3, earth terminal is located at the side of three station vacuum arc extinguish chambers 3, earth terminal is used for the moved end ground connection with three station vacuum arc extinguish chambers 3, and the inlet wire conducting rod 7 of described two station vacuum arc extinguish chambers 2, the outlet conductive pole 8 of described three station vacuum arc extinguish chambers 3 and earth terminal all extend described insulator 1.
This pole is provided with the 3rd cavity 1-3 above for the first cavity 1-1, the second cavity 1-2 that hold respectively two station vacuum arc extinguish chambers 2, three station vacuum arc extinguish chambers 3, the moved end of two station vacuum arc extinguish chambers 2, three station vacuum arc extinguish chambers 3 is all stretched in described the 3rd cavity 1-3, the first insulated tension pole 4, the second insulated tension pole 5 and connector are positioned at described the 3rd cavity 1-3, and two station vacuum arc extinguish chambers 2, three station vacuum arc extinguish chambers 3, inlet wire conducting rod 7, outlet conductive pole 8, earth terminal are enclosed in together admittedly; And realize electric insulation with operating mechanism by the first insulated tension pole 4, the second insulated tension pole 5, thus realize the solid insulation of pole, and then can realize the insulation of solid insulation ring main unit total solids, can promote that high voltage switchgear develops to miniaturization.
In preferred version, described insulator 1 can be epoxy resin block, epoxy resin has good insulation property, after can the fixed installation such as two above-mentioned station vacuum arc extinguish chambers 2, three station vacuum arc extinguish chambers 3, inlet wire conducting rod 7, outlet conductive pole 8, earth terminal, the first insulated tension pole 4, the second insulated tension pole 5 is complete, the mode by cast forms described insulator 1.
In preferred version, can be provided with conductor layer or semiconductor layer at the outer surface of described insulator 1, be used for safety ground.
In concrete scheme, be positioned at and be convenient to described earth terminal ground connection, described earth terminal comprises earth terminal 9 and ground stud 10, described earth terminal 9 is connected with the moved end of described three station vacuum arc extinguish chambers 3, described ground stud 10 is connected with described earthing device, and described ground stud 10 extends described insulator 1.
In preferred scheme, at least one in described outlet conductive pole 8, inlet wire conducting rod 7, described earth terminal, described ground stud 10 and described insulator 1 solid envelope place is provided with gauze screen 11, the wiring pile end face of described gauze screen 11 extends described insulator 1, and the wiring pile end face of gauze screen 11 is used for connecting the charged display device of solid insulation ring main unit.
In preferred scheme, described connector is flexible link 6, and flexible link 6 can adopt thin copper wire to be woven into banding pattern or be twisted into the structure of multiply circle, to realize large current continuity operation.
In concrete scheme, described three station vacuum arc extinguish chambers 3 are isolating switch, and described two station vacuum arc extinguish chambers 2 are circuit breaker.Externally under the effect of operating mechanism, the moved end of three station vacuum arc extinguish chambers 3 can move up and down, can be in closing position, open position and earthing position, be in "on" position when moved end and quiet end in contact, be in gate-dividing state when separate with quiet end the moved end, be in ground state when the moved end contacts with ground connection.
The above is only the description of the preferred implementation of invention; should be understood that; finiteness due to literal expression; and objectively have unlimited concrete structure; for those skilled in the art; under the prerequisite that does not break away from the principle of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.

Claims (8)

1. a pole, comprise insulator, two station vacuum arc extinguish chambers, three station vacuum arc extinguish chambers, it is characterized in that, also comprises the first insulated tension pole, the second insulated tension pole; Described insulator has the first cavity, the second cavity, the 3rd cavity, and described the first cavity, the second cavity are arranged side by side, and described the 3rd cavity is positioned at the top of described the first cavity, the second cavity; Described two station vacuum arc extinguish chambers, described three station vacuum arc extinguish chambers are embedded in respectively in described the first cavity, the second cavity; The first insulated tension pole, the second insulated tension pole are connected with the moved end of described two station vacuum arc extinguish chambers, the moved end of described three station vacuum arc extinguish chambers respectively, the moved end of the moved end of described two station vacuum arc extinguish chambers, described three station vacuum arc extinguish chambers connects by connector, and described the first insulated tension pole, the second insulated tension pole, described connector all are positioned at described the 3rd cavity; The inlet wire conducting rod of described two station vacuum arc extinguish chambers, the outlet conductive pole of described three station vacuum arc extinguish chambers and earth terminal all extend described insulator.
2. pole according to claim 1, is characterized in that, described insulator is epoxy resin block.
3. pole according to claim 1, is characterized in that, the outer surface of described insulator is provided with conductor layer or semiconductor layer.
4. pole according to claim 1, it is characterized in that, described earth terminal comprises earth terminal and ground stud, and described earth terminal is connected with the moved end of described three station vacuum arc extinguish chambers, described ground stud is connected with described earthing device, and described ground stud extends described insulator.
5. pole according to claim 4, it is characterized in that, at least one in described outlet conductive pole, inlet wire conducting rod, described earth terminal, described ground stud and described insulator envelope place admittedly are provided with gauze screen, and the wiring pile end face of described gauze screen extends described insulator.
6. pole according to claim 1, is characterized in that, described connector is flexible link.
7. pole according to claim 1, is characterized in that, described three station vacuum arc extinguish chambers are isolating switch, and described two station vacuum arc extinguish chambers are circuit breaker.
8. a solid insulation ring main unit, is characterized in that, comprises the described pole of at least one claim 1-7 any one.
CN201210595153.6A 2012-12-24 2012-12-24 A kind of pole and solid insulation ring main unit Active CN103117189B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201210595153.6A CN103117189B (en) 2012-12-24 2012-12-24 A kind of pole and solid insulation ring main unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201210595153.6A CN103117189B (en) 2012-12-24 2012-12-24 A kind of pole and solid insulation ring main unit

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CN103117189A true CN103117189A (en) 2013-05-22
CN103117189B CN103117189B (en) 2016-11-02

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103325610A (en) * 2013-06-28 2013-09-25 中国西电电气股份有限公司 Solid-sealed polar pole
CN107170633A (en) * 2017-06-02 2017-09-15 北京杰远电气有限公司 A kind of pole
CN112420440A (en) * 2020-10-21 2021-02-26 深圳市英豪电力科技有限公司 Solid-sealed polar pole device and insulating cabinet

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6144005A (en) * 1997-07-23 2000-11-07 Hitachi, Ltd. Vacuum switch and a vacuum switchgear using the same
CN201364853Y (en) * 2009-01-13 2009-12-16 华仪电气股份有限公司 Touchable vacuum circuit breaker
CN201853645U (en) * 2010-11-19 2011-06-01 北京电研华源电力技术有限公司 High-voltage vacuum circuit breaker device and solid insulation permanent magnet operating ring network cabinet
CN202268608U (en) * 2011-09-21 2012-06-06 王丁丁 Solid seal full-vacuum switching device
CN102832563A (en) * 2012-08-31 2012-12-19 北京华电瑞通电力工程技术有限公司 Integrally-cast solid insulation grounding device
CN203134666U (en) * 2012-12-24 2013-08-14 宁波优维电力科技有限公司 Solid-sealed polar pole and solid insulation ring main unit

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6144005A (en) * 1997-07-23 2000-11-07 Hitachi, Ltd. Vacuum switch and a vacuum switchgear using the same
CN201364853Y (en) * 2009-01-13 2009-12-16 华仪电气股份有限公司 Touchable vacuum circuit breaker
CN201853645U (en) * 2010-11-19 2011-06-01 北京电研华源电力技术有限公司 High-voltage vacuum circuit breaker device and solid insulation permanent magnet operating ring network cabinet
CN202268608U (en) * 2011-09-21 2012-06-06 王丁丁 Solid seal full-vacuum switching device
CN102832563A (en) * 2012-08-31 2012-12-19 北京华电瑞通电力工程技术有限公司 Integrally-cast solid insulation grounding device
CN203134666U (en) * 2012-12-24 2013-08-14 宁波优维电力科技有限公司 Solid-sealed polar pole and solid insulation ring main unit

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103325610A (en) * 2013-06-28 2013-09-25 中国西电电气股份有限公司 Solid-sealed polar pole
CN103325610B (en) * 2013-06-28 2015-07-29 中国西电电气股份有限公司 A kind of pole
CN107170633A (en) * 2017-06-02 2017-09-15 北京杰远电气有限公司 A kind of pole
CN107170633B (en) * 2017-06-02 2020-03-31 北京杰远电气有限公司 Solid-sealed polar pole
CN112420440A (en) * 2020-10-21 2021-02-26 深圳市英豪电力科技有限公司 Solid-sealed polar pole device and insulating cabinet

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Owner name: NINGBO YOUWEI ELECTRIC POWER TECHNOLOGY CO., LTD.

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Effective date: 20130626

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Address after: 315324, No. 158, west highway, Zhouxiang Town, Cixi City, Zhejiang, Ningbo

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Applicant before: Liu Xiaoying

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