CN205489235U - Insulating looped netowrk cabinet - Google Patents
Insulating looped netowrk cabinet Download PDFInfo
- Publication number
- CN205489235U CN205489235U CN201620115234.5U CN201620115234U CN205489235U CN 205489235 U CN205489235 U CN 205489235U CN 201620115234 U CN201620115234 U CN 201620115234U CN 205489235 U CN205489235 U CN 205489235U
- Authority
- CN
- China
- Prior art keywords
- insulation
- chamber
- moving contact
- static contact
- control bar
- 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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- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The utility model provides an insulating looped netowrk cabinet, includes shell, insulating cavity and locates inlet wire end, leading -out terminal and the earthing terminal on the insulating cavity that insulating cavity includes vacuum switch room and earth -shielded room, a static contact seat is held with connecting in the inlet wire including the first moving contact of connecting in first control pole front end in the vacuum switch room, the earth -shielded room is including connecting in the second moving contact of second control lever front end, with soft row of copper line connection in the first moving contact of vacuum switch room first control pole front end and install in indoor the 2nd static contact seat of earth -shielded and connect in the 3rd static contact seat of earthing terminal, the soft electricity of second moving contact links in the leading -out terminal. The utility model discloses a setting up vacuum switch room and earth -shielded room and effectively having realized intercommunication, isolation and ground connection operation, the unsafe factor who has avoided the high -tension arc to bring uses safe and reliable, simple structure.
Description
Technical field
This utility model relates to a kind of insulation ring main unit.
Background technology
Ring main unit, is in one group of transmission & distribution electrical equipment (high-tension switch gear) is contained in metal or non-metallic insulation cabinet or to do
Becoming the electrical equipment of assembled compartment ring network power supplying units, its core uses on-load switch and fuse, has structure letter
Singly, volume is little, price is low, can improve power supply parameter and the advantage such as performance and power supply safety.It is widely used in city
In the power distribution station of the load centers such as residence community, skyscraper, large public building, factory and enterprise and box-type substation.
Electric arc is the electric discharge phenomena that a kind of energy is concentrated, temperature is the highest, brightness is the strongest.As 10kV oil-minimum breaker cut-offs
During the electric current of 20kA, arc power is up to more than 10000kW, causes electric arc and the medium of near zone thereof and strong physics thereof
Chemical change, may burn out the miscellaneous part of contact and proximate contacts.If electric arc does not goes out, it will cause electrical equipment to be burned out
Even explode, the safe operation of crisis power system, causes heavy losses.So, when cutting off circuit, it is necessary to extinguish electricity as early as possible
Arc.Electric arc is conductor.Although the contact of device for switching has been separated from, but existing if any electric arc between contact, circuit does not the most also have
Disconnecting, electric current yet suffers from.This brings great hidden danger to safety.
Summary of the invention
This utility model provides a kind of insulation ring main unit, solves the potential safety hazard that high-voltage arc is brought, and this reality
Simple with new structure, convenient installation.
This utility model is achieved in that a kind of insulation ring main unit, and including shell, insulate chamber and be located at insulation chamber
On end of incoming cables, leading-out terminal and earth terminal, described insulation chamber include the first control bar, second control bar, vacuum interrupter chamber and
Ground connection isolation room；Described vacuum interrupter chamber includes being connected to the first moving contact of the first control bar front end and is connected to end of incoming cables the
One static contact seat；Described ground connection isolation room includes being connected to the second moving contact of the second control bar front end, being connected to soft row's copper cash
The first moving contact that vacuum interrupter chamber first controls bar front end the second static contact seat being installed in ground connection isolation room and be connected to
3rd static contact seat of earth terminal, described second moving contact is soft is electrically connected in leading-out terminal.
The part that described first control bar penetrates insulation chamber has guide rod before insulation, and before this insulation, guide rod can be gone setting
Move axially in journey and enable to be connected in the first static contact seat insulating leading masthead end the first moving contact and be connected to end of incoming cables even
On and off switches between opening.
The part that described second control bar penetrates insulation chamber has insulated tension pole, and this insulated tension pole can set on stroke
Move axially the second moving contact enabling to be connected in insulated tension pole top connecting with the second described static contact seat or the 3rd static contact seat
On and off switches between opening.
Further, described insulated cavity chamber interior walls is provided with the temperature sensor for collecting temperature data.
Further, described end of incoming cables and earth terminal are all located at the bottom of insulated cavity room, and described end of incoming cables includes insulation sleeve
Pipe and lead-in line joint, described lead-in line joint one end sealing is in the insulated sleeve of end of incoming cables.
Further, described second static contact seat is located at the top of described isolation earthing chamber.
Further, the material used by described insulation chamber is epoxide resin material.
Further, described shell is to be made up of semiconductive or conductive material.
Beneficial effect: when driving first, second control bar, makes the first moving contact and the first static contact seat contact, second dynamic tactile
When head contacts with the second static contact seat, i.e. realizing end of incoming cables and connect with leading-out terminal, ground connection is disconnected and leading-out terminal is isolated；When drive first,
Second controls bar, makes the first moving contact and the disconnection of the first static contact seat, the second moving contact and the second static contact seat, the 3rd static contact seat disconnect
Time, i.e. realize isolation；When driving first, second control bar, the first moving contact and the first static contact seat is made to disconnect and the second moving contact
When contacting with the 3rd static contact seat, i.e. realizing end of incoming cables and leading-out terminal disconnects, earth terminal connects with leading-out terminal, it is achieved outlet terminates
Ground.This utility model by arrange vacuum interrupter chamber effectively achieve with ground connection isolation room connect, isolate and ground connection operate, it is to avoid
The unsafe factor that high-voltage arc brings, safe and reliable, simple in construction.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Illustrate innovative point of the present utility model the most further.
Embodiment 1, a kind of insulation ring main unit, including shell 1, insulation chamber 2 and be located at the end of incoming cables 12 on insulation chamber,
Leading-out terminal 14 and earth terminal 13, insulation chamber 2 include the first control bar 11, second control bar 10, vacuum interrupter chamber 3 and ground connection every
From room 4；Vacuum interrupter chamber 3 includes the first moving contact 5 being connected to the first control bar 11 front end and is connected to end of incoming cables 12 first
Static contact seat 6；Ground connection isolation room 4 includes being connected to the second moving contact 8 of the second control bar 10 front end, being connected to soft row's copper cash 15
The first moving contact 5 that vacuum interrupter chamber first controls bar 11 front end the second static contact seat 7 being installed in ground connection isolation room 4 and even
Being connected to the 3rd static contact seat 9 of earth terminal 13, the second moving contact 8 is soft is electrically connected in leading-out terminal 14.
The part that described first control bar 11 penetrates insulation chamber has guide rod 111 before insulation, and before this insulation, guide rod 111 can
Set move axially on stroke make to be connected in insulation before guide rod 111 top the first moving contact 5 can be connected to the of end of incoming cables
One static contact seat 6 switches between connection and disconnection.
The part that described second control bar 10 penetrates insulation chamber has insulated tension pole 101, and this insulated tension pole 101 can set
Determine to move axially on stroke make to be connected in second moving contact 8 on insulated tension pole 101 top can be with the second described static contact seat 7 or the
Three static contact seats 9 switch between connection and disconnection.
In the present embodiment, insulated cavity chamber interior walls is provided with the temperature sensor 16 for collecting temperature data.
In the present embodiment, end of incoming cables 12 and earth terminal 13 are all located at the bottom of insulated cavity room, and end of incoming cables 12 includes insulation
Sleeve pipe 121 and lead-in line joint 122, lead-in line joint 122 one end sealing is in the insulated sleeve 121 of end of incoming cables.
In the present embodiment, insulation material used by chamber 2 is epoxide resin material.
In the present embodiment, ground protection shell 1 is to be made up of semiconductive or conductive material.
Connection: drive the first control bar 11, second to control bar 10, makes the first moving contact 5 contact with the first static contact seat 6, the
When two moving contacts 8 contact with the second static contact seat 7, i.e. realize end of incoming cables 12 and connect with leading-out terminal 14, earth terminal 13 and leading-out terminal 14
Disconnect；Isolation: drive the first control bar 11, second to control bar 10, makes the first moving contact 5 and the first static contact seat 6 disconnects, second move
When contact 8 and the second static contact seat the 9, the 3rd static contact seat 9 disconnect, i.e. realize isolation；Ground connection: drive the first control bar 11, second to control
Bar 10 processed, makes the first moving contact 5 disconnect with the first static contact seat 6, the second moving contact 8 is when contacting with the 3rd static contact seat 9, i.e. realize into
Line end 12 and leading-out terminal 14 disconnect, and earth terminal 13 connects with leading-out terminal 14, it is achieved leading-out terminal ground connection.
The invention is not limited by above-mentioned embodiment, and other any spirit without departing from the invention is real
The change made under matter and principle, modify, substitute, combine, simplify, all should be the substitute mode of equivalence, be included in the present invention
Within the protection domain created.
Claims (6)
1. an insulation ring main unit, it is characterised in that include shell, insulation chamber and be located at the end of incoming cables on insulation chamber, go out
Line end and earth terminal, described insulation chamber includes the first control bar, the second control bar, vacuum interrupter chamber and ground connection isolation room；Institute
State vacuum interrupter chamber to include being connected to first control bar front end the first moving contact and being connected to end of incoming cables the first static contact seat；Described connect
Ground isolation room includes being connected to the second moving contact of the second control bar front end, is connected to vacuum interrupter chamber first with soft row's copper cash and controls
First moving contact of bar front end processed the second static contact seat being installed in ground connection isolation room and the 3rd stationary contact being connected to earth terminal
Seat, described second moving contact is soft is electrically connected in leading-out terminal；
The part that described first control bar penetrates insulation chamber has guide rod before insulation, and before this insulation, guide rod can set on stroke
Move axially enable to be connected in leading masthead end the first moving contact of insulation and the first static contact seat being connected to end of incoming cables connecting and
Switch between disconnection；
The part that described second control bar penetrates insulation chamber has insulated tension pole, and this insulated tension pole can on setting stroke axially
Mobile enable the second moving contact being connected in insulated tension pole top and the second described static contact seat or the 3rd static contact seat connecting and
Switch between disconnection.
A kind of insulation ring main unit the most according to claim 1, it is characterised in that be provided with use in described insulated cavity chamber interior walls
In the temperature sensor collecting temperature data.
A kind of insulation ring main unit the most according to claim 1, it is characterised in that described end of incoming cables and earth terminal are all located at absolutely
The bottom of edge chamber, described end of incoming cables includes insulated sleeve and lead-in line joint, and described lead-in line joint one end sealing is in end of incoming cables
In insulated sleeve.
A kind of insulation ring main unit the most according to claim 1, it is characterised in that described second static contact seat is located at described isolation
The top of earthing chamber.
A kind of insulation ring main unit the most according to claim 1, it is characterised in that the material used by described insulation chamber is ring
Epoxy resins material.
A kind of insulation ring main unit the most according to claim 1, it is characterised in that described shell is by semiconductive or conduction material
Material is constituted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620115234.5U CN205489235U (en) | 2016-02-05 | 2016-02-05 | Insulating looped netowrk cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620115234.5U CN205489235U (en) | 2016-02-05 | 2016-02-05 | Insulating looped netowrk cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205489235U true CN205489235U (en) | 2016-08-17 |
Family
ID=56675026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620115234.5U Expired - Fee Related CN205489235U (en) | 2016-02-05 | 2016-02-05 | Insulating looped netowrk cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205489235U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111799677A (en) * | 2020-07-08 | 2020-10-20 | 江苏电子信息职业学院 | 5G communication base station exchanges remote power supply equipment |
-
2016
- 2016-02-05 CN CN201620115234.5U patent/CN205489235U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111799677A (en) * | 2020-07-08 | 2020-10-20 | 江苏电子信息职业学院 | 5G communication base station exchanges remote power supply equipment |
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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: 20160817 Termination date: 20190205 |