CN104599890B - The draw bail of the conductor port lid of gas-insulated switchgear - Google Patents
The draw bail of the conductor port lid of gas-insulated switchgear Download PDFInfo
- Publication number
- CN104599890B CN104599890B CN201310534970.5A CN201310534970A CN104599890B CN 104599890 B CN104599890 B CN 104599890B CN 201310534970 A CN201310534970 A CN 201310534970A CN 104599890 B CN104599890 B CN 104599890B
- Authority
- CN
- China
- Prior art keywords
- port lid
- connecting rod
- conductor
- conductor port
- connection slot
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
-
- 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
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/035—Gas-insulated switchgear
- H02B13/0358—Connections to in or out conductors
-
- 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
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/035—Gas-insulated switchgear
- H02B13/045—Details of casing, e.g. gas tightness
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Gas-Insulated Switchgears (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
It relates to a kind of draw bail of the conductor port lid of gas-insulated switchgear, it can be easy to the hole being assembled to conductor port lid in the both side surface being symmetrically formed at conductor by means of connecting rod, and can improve Electric Field Distribution by being smoothly formed the surface of conductor.Included according to the draw bail of one exemplary embodiment of the present invention：Conductor, has a pair of holes on both sides, and this device to hole is mutually symmetrical；A pair of conductors port lid, it is respectively coupled to this device to hole, and this has, to each of conductor port lid, the connection slot gone up in the middle；With the connecting rod being formed with linear rod-shape, it has two ends being inserted in described connection slot and to be respectively perpendicular is connected to described conductor port lid.
Description
Technical field
This specification is related to a kind of gas-insulated switchgear（GIS）Conductor port lid draw bail, more particularly, to one
The draw bail of the conductor port lid of kind of GIS, it can be easy to by means of connecting rod be assembled to conductor port lid and is asymmetrically formed
Hole in the both side surface of wire, and Electric Field Distribution can be improved by being smoothly formed conductive surface.
Background technology
Generally speaking, gas-insulated switchgear（GIS）It is a kind of electronic equipment, it is arranged in the mains side of power-supply system
In circuit and load-side between, to work as under normal current status, when being artificially switched on or switched off circuit, or when in electricity
Produce in road such as grounded circuit or short circuit fault current when, protect power-supply system and load to set by safety cut-off electric current
Standby.
GIS typically comprises chopper, separating switch, earthed switch, bus, conductor etc., all these is all disposed within filling
In the sealing shell of full SF6 gas.
Here, chopper is the main equipment of disconnecting circuit under the malfunction of overload, short circuit etc..In normal condition
Under, chopper manually or electrically mode can be switched on or switched off circuit, and under nonserviceabling, automatic shutoff circuit.Ground connection
Switch may be mounted on the two ends of chopper so that in maintenance manually by main circuit grounding, and in maintenance of equipment and
The residual current on conductor is removed during detection.Separating switch is to change under the no-load condition opened for the chopper in GIS
The equipment for being switched on or switched off circuit that main circuit connects.
As one example of equipment of connection or split circuit, illustrate dividing of the GIS according to prior art in FIG
Leave pass.As described above, separating switch is configured to close under no-load current state or open.
Separating switch can include movable part 1 and fixed component 2.Can close by this way or open this electricity
Road：Movable contactor 3 is moved horizontally to be contacted with fixed contact 4 or to separate.High pressure can electricity apply to formation activity
Part 1 and the conductor of fixed component 2.Conductor can be maintained in casing to keep insulation characterisitic.
The closure of execution circuit and the such equipment opened are configurable to different types of conductor.Conductor can be arranged
There are the conductor bores 5 for inside processing.When forming conductor bores 5, foreign body may be introduced conductor or Electric Field Distribution may deteriorate.
In order to solve this problem, conductor port lid can be set.This structure may be referred to as prior art example, entitled " GIS's
Viewport structure ", the Korean Patent of Publication No. 10-2007-0038334 is understanding.
However, conductor port lid is typically configured as concave-convex form, and due to many attachment bolts etc. define prominent, this
Electric Field Distribution is led to weaken.
Content of the invention
Therefore, a scheme of detail specificationss is to provide a kind of gas-insulated switchgear（GIS）Conductor port lid
Draw bail, this GIS can be beneficial to by means of connecting rod by conductor port lid be assembled to conductor both side surface symmetrically
The hole being formed, and improve Electric Field Distribution by being smoothly formed conductive surface.
Consistent with the purpose of the present invention in order to realize these or other advantage, such as embodying and extensively describing here,
Provide a kind of gas-insulated switchgear（GIS）Conductor port lid draw bail, this structure includes：Conductor, in its both sides
On there is a pair of holes, this device to hole is mutually symmetrical；A pair of conductors port lid, it is respectively coupled to this hole, and this is each to conductor port lid
Individual have the connection slot gone up in the middle；With the connecting rod being formed with linear rod-shape, it has the two ends being inserted into connection slot
To be respectively perpendicular it is connected to conductor port lid.
Here, screw thread be could be formed with the inner surface of connection slot, and can be formed on the both ends of coupling bar
Screw thread corresponding with the screw thread of connection slot, so that connecting rod is threadedly coupled to conductor port lid.
The screw thread being formed on connecting rod both ends can be formed with opposite directions.
The both ends of connecting rod can be connected to connection slot in shrink-fit mode.
Connecting rod is divided into head rod and the second connecting rod, and it is respectively coupled to conductor port lid, and first
Connecting rod and the second connecting rod can thread connection each other.
Head rod and the second connecting rod can be fixed to one another in the way of shrink-fit.
Connecting rod can have the diameter mid portion bigger than the other parts of connecting rod.
In the draw bail of the conductor port lid of GIS according to an embodiment of the invention, conductor port lid can be by means of connection
Extension bar is easy to the hole being connected in the both side surface being symmetrically formed at conductor.
The surface of the draw bail of conductor port lid can be smoothly formed, to improve Electric Field Distribution.Likewise it is possible to it is logical
Cross connecting rod and two connection port lids are easy to assemble.
By detailed description given below, the further scope of application of the application will become more fully apparent.However, should
It is understood by, because to those skilled in the art, the variations and modifications in spirit and scope of the present disclosure are led to
The detailed description crossed here will become clear from, and therefore represents these detailed description and the spy of preferred embodiment of the present disclosure
Determine what example provided merely by the mode illustrating.
Brief description
It is included to provide the accompanying drawing of a further understanding of the present invention to show exemplary embodiment, accompanying drawing is merged in simultaneously
Constitute the part of this specification, it is used for explaining the principle of the present invention together with description.
In the accompanying drawings：
Fig. 1 is the longitudinal sectional view of the separating switch of the GIS according to prior art；
Fig. 2 is the vertical of the draw bail of the conductor port lid of the GIS showing an exemplary embodiment according to the disclosure
Body figure；
Fig. 3 is the exploded perspective view of Fig. 2；
Fig. 4 is the sectional view of the A-A part of Fig. 2；
Fig. 5 is the axonometric chart of the draw bail of conductor port lid of the GIS of another exemplary embodiment according to the disclosure；
And
Fig. 6 is the axonometric chart of the draw bail of conductor port lid of the GIS of another exemplary embodiment according to the disclosure.
Specific embodiment
Provide the detailed description of exemplary embodiment referring now to accompanying drawing.Preferred embodiment of the present disclosure is only to explain
Property to describe this description in detail so that the those skilled in the art belonging to the present invention can be easily carried out this invention,
And it is not construed as the restriction to disclosure scope.
In present invention, the component being arranged in pairs is using labelling " ' " distinguishing, such as a pair of holes 11 and 11 ', and a pair
Conductor port lid 20 and 20 '.Here, simply can be equally applicable to use another using the description of hole 11 or conductor port lid 20
Hole 11 ' or another conductor port lid 20 '.Similarly, in the case of needing to distinguish a pair, will be using term " one " and " another
One ".For example, it is expressed as a conductor port lid 20 and another conductor port lid 20 '.
The draw bail of the conductor port lid of the GIS of the exemplary embodiment according to the disclosure can include：Conductor 10, its tool
There is a pair of holes 11 and 11 ' being symmetrically formed at conductor 10 both sides；A pair of conductors port lid 20 and 20 ', is respectively provided with the middle
On connection slot 23 and connection slot 23 '；With coupling bar 30, it is formed as rod and having and is respectively coupled to connection slot 23 and connection
The both ends 31 and 32 of access slot 23 ', to be vertically connected to conductor port lid 20 and conductor port lid 20 '.
Fig. 2 is the axonometric chart of the draw bail of the conductor port lid of the GIS of an exemplary embodiment according to the disclosure, figure
3 is the exploded perspective view of Fig. 2, and the sectional view of the A-A part that Fig. 4 is Fig. 2.Hereinafter, will retouch in detail with reference to Fig. 2 to Fig. 4
State an exemplary embodiment of the disclosure.
Form fixed component or the conductor of movable part can be provided with a pair of holes 11 and 11 ' being formed on the components
（Referring to Fig. 3 and 4）To guarantee working space.This device to hole 11 and 11 ' is symmetrically formed on the both sides of conductor 10.Preferably, often
Individual hole 11 and 11 ' can be formed as circular.Installation portion 12 He can be formed flatly respectively on the outer surface in hole 11 and 11 '
Installation portion 12 '.
Conductor port lid 20 and conductor port lid 20 ' can be formed as patchhole 11 and hole 11 ' respectively.Each conductor port lid 20
Main part 21, main part 21 ' and flange portion 22 and flange portion 22 ' can be included with 20 '.Each main part 21 and 21 ' is permissible
It is substantially shaped as the shape of plectane, and its interior diameter is identical with the interior diameter in hole 11, hole 11 ' or slightly smaller.Connection slot 23
The center of main part 21 and main part 21 ' can be respectively formed at connection slot 23 '.Screw thread can be formed at each connection slot
On 23 and 23 ' inner side.
The flange portion 22 of respective conductors port lid 20 and 20 ' and flange portion 22 ' extend respectively into main part 21 and main part 21 '
Outside.The inner surface of flange portion 22 and flange portion 22 ' can be corresponding with the installation portion 12 of conductor 10 and installation portion 12 ' respectively.
The outer surface of flange portion 22 and flange portion 22 ' can be formed and conductor 10 identical convex surface.This can cause having of Electric Field Distribution
Beneficial effect.
Conductor port lid 20, the material of conductor port lid 20 ' are identical with the raw material of conductor 10.
Connecting rod 30 can be formed as the shape of linear bar.Connecting rod 30 can have and the connection from a conductor port lid 20
Access slot 23 arrives the corresponding length of length of the connection slot 23 ' of another conductor port lid 20 '.The mid portion of connecting rod 30 can be with shape
Becoming to have is the diameter bigger than the diameter of other parts.This can be beneficial to formation center of gravity to obtain the stability of connecting rod 30.
Similarly, when connecting rod 30 rotates, this structure can increase the revolving force at the both ends 31 and 32 applying to connecting rod 30.?
Screw thread can be formed on the both ends 31 and 32 of connecting rod 30.The screw thread being formed on the both ends 31 and 32 of connecting rod 30 is permissible
Equidirectional（For example, it is all in a clockwise direction）Or opposite directions are formed.When on both ends 31 and 32 with that
When this contrary direction forms screw thread, connecting rod 30 can rotate in conductor 10 so that this can be same to conductor port lid 20 and 20 '
When connection.
Hereinafter, by the draw bail of the conductor port lid of the GIS of the exemplary embodiment being given according to the disclosure
The description of assembling process.
First, by being described in formation on the both ends 31 and 32 of connecting rod 30, there is direction opposite each other screw thread.
One end 31 of connecting rod 30 can partly be threadedly coupled to the connection slot 23 of a conductor port lid 20.Partly screw thread connection
Then the other end part 31 of the connecting rod 30 being connected in the connection slot 23 of another conductor port lid 20 is inserted into conductor 10
Hole 11 in.The connection slot 23 ' of another conductor port lid 20 ' can partly be threadedly coupled to the other end 32 of connecting rod 30.
Then, under the stationary state of two conductor port lids 20 and 20 ', connecting rod 30 can be rotated so as to obtain both ends 31 and 32 points
It is not sufficiently engaged with the connection slot 23 and 23 ' of conductor port lid 20 and 20 '.
Hereinafter, the feelings that the screw thread being formed with equidirectional is formed on the both ends 31 and 32 of connecting rod 30 will be described in
Condition.The end 31 of connecting rod 30 can be sufficiently coupled to the connection slot 23 of a conductor port lid 20.It is fully coupled to a conductor
Then the end 31 of the connecting rod 30 of the connection slot 23 of port lid 20 is inserted in the hole 11 of conductor 10.Another conductor port lid
20 ' connection slot 23 ' can be connected to the end 32 of connecting rod 30.It is then possible to rotate another conductor port lid 20 '.As a result,
Connecting rod 30 and conductor port lid 20 can be fully coupled to each other with conductor port lid 20 '.Here, as another conductor bores of rotation
The method of lid 20 ', can apply in the state of a conductor port lid 20 is fixing by pressing another conductor port lid from outside
20 ' the methods making its rotation.Here, the screw thread due to being formed on the both ends 31 and 32 of connecting rod 30 has identical side
To, then when rotating another conductor port lid 20 ', a conductor port lid 20 can receive the power on coupling direction.
Hereinafter, with reference to Fig. 5, another exemplary embodiment will be described.Here, different from embodiment before by describing
Component.
Both ends 31 He of the connection slot 23 of conductor port lid 20 and conductor port lid 20 ' and connection slot 23 ' and connecting rod 30
Can there is no screw thread on 32.End 31 and end 32 and connection slot 23 and connection slot 23 ' can have enough sizes to receive
The mode of contracting cooperation is coupled to each other.For this reason, can on connection slot 23 and connection slot 23 ' and both ends 31 and both ends 32 shape
Tapered portion.
Will be described below the assembling process of this exemplary embodiment.One end 31 of connecting rod 30 can be plugged into one
In conductor port lid 20.In this state, a conductor port lid 20 can be inserted in the hole 11 of conductor 10.Another conductor port lid
20 ' are inserted in the other end 32 of connecting rod 30.Can be towards conductor port lid 20 and both sides of conductor port lid 20 '
Apply pressure upwards, thus completing assembling process.
Hereinafter, with reference to Fig. 6, another exemplary embodiment will be described.Here, different from embodiment before by describing
Component.
Here, connecting rod 30 is divided into two parts, i.e. head rod 35 and the second connecting rod 36.Can be
Screw thread is formed on one end of one connecting rod 35 to be connected to the connection slot of a conductor rods port lid 20（Not shown in figure）.Can
So that attachment tabs 35a to be formed on the other end of head rod 35.Spiral shell can be formed on the outer surface of attachment tabs 35a
Stricture of vagina.
Screw thread can be formed on one end of the second connecting rod 36 to be connected to the connection slot 23 ' of conductor port lid 20 '.Connection
Groove 36a can be formed on the other end of the second connecting rod 36.Screw thread can be formed on the inner surface of connection slot 36a.
Second connecting rod 36 can be connected to conductor port lid 20 ' to be inserted in the hole 11 ' of conductor 10.Head rod 35
Conductor port lid 20 can be connected to be subsequently inserted in the hole 11 of conductor 10.Then, attachment tabs 35a of head rod 35
The connection slot 36a of the second connecting rod 36 can be connected to.
In this exemplary embodiment, head rod 35 and the second connecting rod 36 can also respectively with conductor port lid 20 and
20 ' form.
Similarly, attachment tabs 35a and connection slot 36a can also the mode of shrink-fit be coupled to each other, without
Form screw thread thereon.
Above-described embodiment and advantage are merely exemplary, and are not construed as restriction of this disclosure.This teaching can
To be easily applicable in other kinds of device.This description is intended to illustrative, rather than in order to limit claim
Scope.To those skilled in the art, multiple replacements, improvement and change will be apparent from.Described herein show
The feature of example property embodiment, construction, method and other characteristics can combine in every way, extra and/or optional to obtain
Exemplary embodiment.
Because eigen can be embodied as various ways in the case of without departing from its characteristic, so it should also be understood that
It is that unless otherwise stated, above-described embodiment is not limited by any details institute of aforementioned specification, but should want in appended right
Ask the explanation carrying out broad sense in limited range, therefore, fall in the scope of claim or the equivalency range of this scope
Interior all modifications and improving are intended to by appended encompassed.
Claims (7)
1. the draw bail of the conductor port lid of a kind of gas-insulated switchgear, described structure includes：
Conductor, has a pair of holes on both sides, and this device to hole is mutually symmetrical；
A pair of conductors port lid, it is respectively coupled to this device to hole, and this has, to each of conductor port lid, the connection gone up in the middle
Groove；With
The connecting rod being formed with linear rod-shape, it has two ends being inserted in described connection slot to be respectively perpendicular even
It is connected to described conductor port lid,
It is characterized in that, each described conductor port lid includes being formed as the main part of circular plate shape and extends to described main part
Outside flange portion,
Wherein said connection slot is formed at the center of described main part,
The outer surface of wherein said flange portion is formed and described conductor identical convex surface.
2. structure as claimed in claim 1, is wherein formed with screw thread on the inner surface of described connection slot, and in connecting rod
Both ends on formed screw thread corresponding with the screw thread of described connection slot so that connecting rod is threadedly coupled to described conductor port lid.
3. structure as claimed in claim 2, the screw thread being formed wherein on the both ends of described connecting rod is with reciprocal
Direction is formed.
4. structure as claimed in claim 1, the both ends of wherein said connecting rod are connected to described in shrink-fit mode
Access slot.
5. structure as claimed in claim 1, wherein said connecting rod is divided into head rod and the second connecting rod, and it is respectively
It is connected to described conductor port lid, and described head rod and described second connecting rod thread connection each other.
6. structure as claimed in claim 5, wherein said head rod and described second connecting rod are with the side of shrink-fit
Formula is fixed to one another.
7. structure as claimed in claim 1, wherein said connecting rod has the diameter centre bigger than the other parts of connecting rod
Part.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310534970.5A CN104599890B (en) | 2013-11-01 | 2013-11-01 | The draw bail of the conductor port lid of gas-insulated switchgear |
| KR1020140009109A KR101563588B1 (en) | 2013-11-01 | 2014-01-24 | Coupling Structure of Conductor Hole Cover of GIS |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310534970.5A CN104599890B (en) | 2013-11-01 | 2013-11-01 | The draw bail of the conductor port lid of gas-insulated switchgear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104599890A CN104599890A (en) | 2015-05-06 |
| CN104599890B true CN104599890B (en) | 2017-03-01 |
Family
ID=53125594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310534970.5A Expired - Fee Related CN104599890B (en) | 2013-11-01 | 2013-11-01 | The draw bail of the conductor port lid of gas-insulated switchgear |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR101563588B1 (en) |
| CN (1) | CN104599890B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW312372U (en) * | 1993-03-16 | 1997-08-01 | Hitachi Ltd | Sealed container and method for assembling it |
| ATE214199T1 (en) * | 1995-01-06 | 2002-03-15 | Gec Alsthom T & D Sa | LOAD SWITCH WITH TWO EXTINGUISHING CHAMBERS PER POLE |
| KR20070038334A (en) * | 2005-10-05 | 2007-04-10 | 현대중공업 주식회사 | View port structure of gas insulated switch gear |
| DE102007006729A1 (en) * | 2007-02-06 | 2008-08-07 | Siemens Ag | Encapsulation section of a gas-insulated high-voltage system |
| CN101882527A (en) * | 2010-06-23 | 2010-11-10 | 广西中电新源电气有限公司 | Three-station isolating/grounding switch adopting floating structure and self-adaptive conductive contact |
| CN202102951U (en) * | 2011-01-18 | 2012-01-04 | 厦门智能达电控有限公司 | Sealing structure of gas-filled circuit breaker |
| FR2981785B1 (en) * | 2011-10-25 | 2013-12-27 | Alstom Technology Ltd | DEVICE FOR ELECTRICALLY HANDLING A JUNCTION POINT BETWEEN TWO PARTS OF A NETWORK |
| CN202474789U (en) * | 2011-11-30 | 2012-10-03 | 上海西电高压开关有限公司 | Fracture-type oil gas casing pipe and cable terminal structure |
-
2013
- 2013-11-01 CN CN201310534970.5A patent/CN104599890B/en not_active Expired - Fee Related
-
2014
- 2014-01-24 KR KR1020140009109A patent/KR101563588B1/en active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| KR101563588B1 (en) | 2015-10-27 |
| CN104599890A (en) | 2015-05-06 |
| KR20150051113A (en) | 2015-05-11 |
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