CN109980568A - A kind of solid insulation high-voltage ring main unit - Google Patents
A kind of solid insulation high-voltage ring main unit Download PDFInfo
- Publication number
- CN109980568A CN109980568A CN201711470587.2A CN201711470587A CN109980568A CN 109980568 A CN109980568 A CN 109980568A CN 201711470587 A CN201711470587 A CN 201711470587A CN 109980568 A CN109980568 A CN 109980568A
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- China
- Prior art keywords
- group
- fuse
- breaker
- isolator
- earthing
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/005—Electrical connection between switchgear cells
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
- Gas-Insulated Switchgears (AREA)
Abstract
The present invention provides a kind of solid insulation high-voltage ring main unit, is related to a kind of advanced manufacture and field of automation technology.The invention includes cabinet body, front plate and backplate are provided in cabinet body, it is provided with isolation switch, vacuum extinction on-load switch, connecting terminal, the first breaker group, the second breaker group, the first isolator group and the first earthing or grounding means in front plate, first fuse group, second fuse group, third fuse group, the 4th fuse group, the second isolator group and the second earthing or grounding means are provided on back panel.The present invention effectively slows down the corrosion of power source body, stabilizes the output of supply voltage, reduces the maintenance times of equipment, reduces expense cost, extends the service life of ring network cabinet.
Description
Technical field
The present invention relates to a kind of advanced manufacture and fields of automation technology, more particularly to a kind of solid insulation high pressure ring
Cabinet.
Background technique
Current urban electricity supply network mainly uses ring network power supply mode, and the reliable of power supply can be improved in ring network power supply mode
Property, user can obtain power supply from both ends, reduce the power failure area of accident；Ring network cabinet is exactly to set for the middle pressure of ring network power supply
Standby, core is exactly on-load switch and on-load switch --- fuse combined electric apparatus, simple, the small in size, valence with structure
Lattice are low, the advantages that power supply parameter and performance can be improved and power supply safety.
Summary of the invention
Aiming at the shortcomings existing in the above problems, the present invention provides a kind of solid insulation high-voltage ring main unit, there is it
The corrosion for slowing down to effect power source body, stabilizes the output of supply voltage, reduces the maintenance times of equipment, reduces expense cost,
Extend the service life of ring network cabinet.
To solve the above-mentioned problems, the present invention provides a kind of solid insulation high-voltage ring main unit, including cabinet body, in the cabinet body
It is provided with isolation switch, connecting terminal, breaker, vacuum extinction on-load switch, isolator, fuse and earthing or grounding means, wherein
Front plate and backplate are provided in the cabinet body, the breaker includes the first breaker group and the second breaker group, described
Isolator includes the identical first isolator group of structure and the second isolator group, and the earthing or grounding means includes structure identical first
Earthing or grounding means and the second earthing or grounding means, the fuse include the first fuse group being set side by side, second fuse group, third
Fuse group and the 4th fuse group are provided with the isolation switch, the vacuum extinction on-load switch, institute in the front plate
State connecting terminal, the first breaker group, the second breaker group, the first isolator group and the first ground connection dress
It sets, the left end of the front plate is arranged in the isolation switch, and it is negative that the right end of the isolation switch is provided with the vacuum extinction
Lotus switch, the connecting terminal and the first breaker group are located at the upper end of the front plate, set in the middle part of the front plate
It is equipped with the second breaker group, the first isolator group is provided with below the second breaker group, the first isolator group
Lower section is provided with first earthing or grounding means, and the first fuse group, the second fuse are provided on the back panel
Group, the third fuse group, the 4th fuse group, the second isolator group and second earthing or grounding means, it is described
First fuse group, the second fuse group, the third fuse group, the 4th fuse group are successively set from top to bottom
It sets on the back panel, the second isolator group is provided with below the 4th fuse group, the second isolator group
Lower section is provided with the second earthing or grounding means.
Preferably, the vacuum extinction on-load switch is made of epoxy resin, and the copper of the vacuum extinction on-load switch connects
The bus outside for connecing column and being attached thereto coats silastic-layer.
Preferably, the isolation switch include connecting lever, isolation pull rod and isolation blade, the isolation pull rod both ends respectively with
The connecting lever and the isolation blade are hinged, and the connecting lever other end is connected with transmission shaft is isolated.
Preferably, first earthing or grounding means includes several earthing rods being set side by side, and the earthing rod includes insulating this
Body, the insulating body are placed and are fixed on the mechanism supports plate of the cabinet body, are sealedly connected with method on the insulating body
Blue assembly has placed earth brace on the flange assembly.
Preferably, the cabinet body upper end is provided with zero curve busbar, and first breaker is arranged in the zero curve busbar
Top.
Preferably, it is provided with heat release hole in the front plate, the heat release hole is located at first breaker and described the
Between two breakers.
Preferably, observation window is provided in the front plate, the observation window is located at the top of the heat release hole.
Compared with prior art, the invention has the following advantages that
Present invention employs totally-enclosed solid encapsulation high-pressure vacuum switch, will not generate creepage phenomenon, to improve absolutely
The grade of edge has significant effect in safety and energy saving performance, effectively slows down the corrosion of power source body, stablizes
The output of supply voltage reduces the maintenance times of equipment, reduces expense cost, extends the service life of ring network cabinet.
Detailed description of the invention
Fig. 1 is the embodiment of the present invention front plate structural schematic diagram；
Fig. 2 is the embodiment of the present invention back panel structural schematic diagram.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawing with example to this
Invention is described in further detail, but example is not as a limitation of the invention.
As depicted in figs. 1 and 2, the embodiment of the present invention includes cabinet body 1, and isolation switch 2, terminals are provided in cabinet body 1
Son 3, breaker, vacuum extinction on-load switch 4, isolator, fuse and earthing or grounding means, wherein be provided with front plate in cabinet body 1
And backplate, breaker include the first breaker group 5 and the second breaker group 6, isolator includes identical first isolation of structure
Device group 7 and the second isolator group 8, earthing or grounding means include identical first earthing or grounding means 9 of structure and the second earthing or grounding means 10, fusing
Device includes the first fuse group 11 being set side by side, second fuse group 12, third fuse group 13 and the 4th fuse group 14,
Isolation switch 2, vacuum extinction on-load switch 4, connecting terminal 3, the first breaker group 5, the second breaker are provided in front plate
The left end of front plate, the right end of isolation switch 2 is arranged in the 6, first isolator group 7 of group and the first earthing or grounding means 9, isolation switch 2
It is provided with vacuum extinction on-load switch 4, connecting terminal 3 and the first breaker group 5 are located at the upper end of front plate, the middle part of front plate
It is provided with the second breaker group 6, the lower section of the second breaker group 6 is provided with the first isolator group 7, under the first isolator group 7
Side is provided with the first earthing or grounding means 9, and first fuse group 11, second fuse group 12, third fuse are provided on back panel
The 13, the 4th fuse group 14 of group, the second isolator group 8 and the second earthing or grounding means 10, first fuse group 11, second fuse group
12, third fuse group 13, the 4th fuse group 14 are successively set on from top to bottom on back panel, under the 4th fuse group 14
Side is provided with the second isolator group 8, and the lower section of the second isolator group 8 is provided with the second earthing or grounding means 10.
Vacuum extinction on-load switch 4 is made of epoxy resin, the copper connecting column of vacuum extinction on-load switch 4 and is attached thereto
Bus outside coat silastic-layer.Isolation switch 2 includes connecting lever, isolation pull rod and isolation blade, isolation pull rod both ends difference
With connecting lever and to be isolated blade hinged, the connecting lever other end is connected with transmission shaft is isolated.
First earthing or grounding means 9 includes several earthing rods being set side by side, and earthing rod includes insulating body, and insulating body places
And be fixed on the mechanism supports plate of cabinet body, it is sealedly connected with flange assembly on insulating body, has been placed on flange assembly
Earth brace.
1 upper end of cabinet body is provided with zero curve busbar 15, and the top of the first breaker 5 is arranged in zero curve busbar 15.
Heat release hole 16 is provided in front plate, heat release hole 16 is between the first breaker 5 and the second breaker 6.Front
Observation window 17 is provided on plate, observation window 17 is located at the top of heat release hole 16.
The present embodiment can be with disjunction or the true switch and disconnecting switch of connection load, to electricity using solid insulation configuration
Net is connected or is isolated with load and is used, and adds with various defencive functions, to adapt to the needs of different load.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (7)
1. a kind of solid insulation high-voltage ring main unit, including cabinet body, isolation switch, connecting terminal, open circuit are provided in the cabinet body
Device, vacuum extinction on-load switch, isolator, fuse and earthing or grounding means, which is characterized in that be provided with front plate in the cabinet body
And backplate, the breaker include the first breaker group and the second breaker group, the isolator includes structure identical the
One isolator group and the second isolator group, the earthing or grounding means include identical first earthing or grounding means of structure and the second ground connection dress
It sets, the fuse includes the first fuse group being set side by side, second fuse group, third fuse group and the 4th fuse
Group is provided with the isolation switch, the vacuum extinction on-load switch, the connecting terminal, described first in the front plate
Breaker group, the second breaker group, the first isolator group and first earthing or grounding means, the isolation switch setting
In the left end of the front plate, the right end of the isolation switch is provided with the vacuum extinction on-load switch, the connecting terminal
It is located at the upper end of the front plate with the first breaker group, is provided with the second breaker group, institute in the middle part of the front plate
It states and is provided with the first isolator group below the second breaker group, described first is provided with below the first isolator group and is connect
Ground device, be provided on the back panel first fuse group, the second fuse group, the third fuse group,
The 4th fuse group, the second isolator group and second earthing or grounding means, the first fuse group, described second
Fuse group, the third fuse group, the 4th fuse group are successively set on from top to bottom on the back panel, described
It is provided with the second isolator group below 4th fuse group, the second ground connection dress is provided with below the second isolator group
It sets.
2. solid insulation high-voltage ring main unit as described in claim 1, which is characterized in that the vacuum extinction on-load switch is by ring
Oxygen resin is made, and silastic-layer is coated outside the copper connecting column of the vacuum extinction on-load switch and the bus being attached thereto.
3. solid insulation high-voltage ring main unit as claimed in claim 2, which is characterized in that the isolation switch include connecting lever, every
From pull rod and isolation blade, the isolation pull rod both ends are hinged with the connecting lever and the blade of being isolated respectively, described
The connecting lever other end is connected with transmission shaft is isolated.
4. solid insulation high-voltage ring main unit as claimed in claim 3, which is characterized in that first earthing or grounding means includes arranged side by side
Several earthing rods being arranged, the earthing rod include insulating body, and the insulating body places and is fixed on the machine of the cabinet body
In structure support plate, it is sealedly connected with flange assembly on the insulating body, has placed earth brace on the flange assembly.
5. solid insulation high-voltage ring main unit as claimed in claim 4, which is characterized in that the cabinet body upper end is provided with zero curve mother
The top of first breaker is arranged in row, the zero curve busbar.
6. solid insulation high-voltage ring main unit as claimed in claim 5, which is characterized in that be provided with heat dissipation in the front plate
Hole, the heat release hole is between first breaker and second breaker.
7. solid insulation high-voltage ring main unit as claimed in claim 6, which is characterized in that be provided with observation in the front plate
Window, the observation window are located at the top of the heat release hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711470587.2A CN109980568A (en) | 2017-12-28 | 2017-12-28 | A kind of solid insulation high-voltage ring main unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711470587.2A CN109980568A (en) | 2017-12-28 | 2017-12-28 | A kind of solid insulation high-voltage ring main unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109980568A true CN109980568A (en) | 2019-07-05 |
Family
ID=67075546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711470587.2A Pending CN109980568A (en) | 2017-12-28 | 2017-12-28 | A kind of solid insulation high-voltage ring main unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109980568A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201877685U (en) * | 2010-11-24 | 2011-06-22 | 方彧 | Looped network cabinet |
| CN103414116A (en) * | 2013-08-30 | 2013-11-27 | 北京清畅电力技术股份有限公司 | 12KV solid-insulated ring main unit |
| CN205945072U (en) * | 2016-07-04 | 2017-02-08 | 沈阳宏生同创电力设备有限公司 | Intelligence reactive power compensation device |
| CN206807146U (en) * | 2017-06-16 | 2017-12-26 | 中国铁路设计集团有限公司 | Traction Substation of Electric Railway electrical secondary system integrated lightning protection cabinet |
-
2017
- 2017-12-28 CN CN201711470587.2A patent/CN109980568A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201877685U (en) * | 2010-11-24 | 2011-06-22 | 方彧 | Looped network cabinet |
| CN103414116A (en) * | 2013-08-30 | 2013-11-27 | 北京清畅电力技术股份有限公司 | 12KV solid-insulated ring main unit |
| CN205945072U (en) * | 2016-07-04 | 2017-02-08 | 沈阳宏生同创电力设备有限公司 | Intelligence reactive power compensation device |
| CN206807146U (en) * | 2017-06-16 | 2017-12-26 | 中国铁路设计集团有限公司 | Traction Substation of Electric Railway electrical secondary system integrated lightning protection cabinet |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190705 |
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| RJ01 | Rejection of invention patent application after publication |