CN104205538B - There is the release unit of the Shell of circuit breaker of Metal Packaging - Google Patents
There is the release unit of the Shell of circuit breaker of Metal Packaging Download PDFInfo
- Publication number
- CN104205538B CN104205538B CN201380018479.5A CN201380018479A CN104205538B CN 104205538 B CN104205538 B CN 104205538B CN 201380018479 A CN201380018479 A CN 201380018479A CN 104205538 B CN104205538 B CN 104205538B
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- China
- Prior art keywords
- circuit breaker
- shell
- release unit
- switch element
- holding means
- 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.)
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Classifications
-
- 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
- H02B13/0352—Gas-insulated switchgear for three phase switchgear
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Gas-Insulated Switchgears (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
The present invention relates to a kind of release unit (1), it has the Shell of circuit breaker (2) of Metal Packaging, three switch elements (5) it are provided with in described Shell of circuit breaker, wherein, Shell of circuit breaker (2) has the first and second connection lines (6 for making switch element (5), 7) opening passed, further, the fixed contact side (5.2) of switch element (5) is only mechanically held in Shell of circuit breaker (2) by the first connection line (6) adjacent therewith.By the present invention, the contact-actuating side (5.1) of switch element (5) is mechanically held in Shell of circuit breaker (2) by holding means (11) that couple with Shell of circuit breaker (2) machinery, that be formed of an electrically insulating material.
Description
Technical field
The present invention relates to a kind of release unit, this release unit has the breaker shell of Metal Packaging
Body, is provided with three switch elements in described Shell of circuit breaker, and wherein, described Shell of circuit breaker has use
In the opening making the first and second connection lines of described switch element pass, and, described switch element
Fixed contact side be only mechanically held in described breaker shell by the first adjacent therewith connection line
In body.
Background technology
From prior art, as described in EP 0563803A1, it is known that a kind of high-tension panel.Right
In high-tension panel this encapsulation, gas isolated, three switch poles are arranged on cylindrical switch housing
In body.Form pipe joint in this switch case, opposed outside, shifted near by this pipe joint
The conductor being arranged in triangular apex.Switch pole successive is arranged in alignmently and only passes through
Conductor carrying ground supports.
Summary of the invention
The technical problem to be solved is to provide the release unit of a kind of improvement.
This technical problem is solved by having the release unit of following characteristics by the present invention.
This release unit has the Shell of circuit breaker of Metal Packaging, is provided with three in this Shell of circuit breaker
Switch element, wherein, Shell of circuit breaker has for making the first and second connection lines of switch element wear
The opening crossed, and, the fixed contact side of switch element is only by the first adjacent therewith connection line machine
It is maintained in Shell of circuit breaker tool.
By the present invention, the contact-actuating side of switch element is by that couple with Shell of circuit breaker machinery, by electricity
The holding means that insulating materials is made is mechanically held in Shell of circuit breaker.
By by the solution of the present invention, it is not necessary to touch in the fixed contact side of each switch element and driving
Electric insulation between the conduction voltage segment of some side connects.Prior art needs this attachment means, with
Just the active force between the both sides of each switch element and moment are transmitted, the power that such as causes due to thermal expansion,
Electromagnetic force and switch force.Furthermore, it is not necessary that by the fixed contact side of each switch element with Shell of circuit breaker even
The support insulator connect.
Replace, for by the solution of the present invention, the fixed contact side of switch element only by with
The first adjacent connection line, that is, be mechanically held in Shell of circuit breaker by bus conductor
And the contact-actuating side of each switch element have holding means form, for the insulation of Shell of circuit breaker
Support means, this support means can in a straightforward manner and cost manufactures with being dirt cheap.Thus,
By by the solution of the present invention, it is possible to achieve in hinge structure, known breaker is cost-effective
And it is capable of that release unit is simple, compact and the frame mode of inexpensive.
The contact-actuating side of each switch element is advantageously suspended in holding means, that is, it is with upper zone
Territory is fixed in holding means.Therefore, the lower area free suspension of the contact-actuating side of each switch element
Be arranged in Shell of circuit breaker.Second connection line is advantageously in the contact-actuating side of each switch element
Centre or lower area connect, thus it is single the most also to realize each switch by this second connection line
The support that the contact-actuating side of unit is additional, especially lateral support, that is, indulging transverse to switch element
Support to size.Because the contact-actuating side of switch element is not kept by this second connection line, and leads to
Cross holding means to be maintained in Shell of circuit breaker and the most additionally protect by the second connection line and prop up
Support, in case lateral movement, so this second connection line is designed to less, thus realizes release unit
Structure space reduces.
Aptly, holding means is made of plastics.The only subregion of holding means can be insulation,
That is, it being preferably made from plastic, other subregion, such as fixed cell are such as made of metal,
By this fixed cell, the contact-actuating side of switch element can be connected or connect with holding means, thus with
Just the contact-actuating side being capable of switch element is preferably fixed in holding means.Only guarantee at this,
The electric insulated region of holding means is set between fixed cell and Shell of circuit breaker, that is, do not exist out
Close unit being conductively connected by holding means and Shell of circuit breaker.Thus, such as with casting process, example
As Shooting Technique can simply, quickly and inexpensive manufacture holding means.Additionally, protected by plastics
The electric insulating effect of card holding means.Preferably casting resin, especially epoxy resin are suitable as making
Make this plastics of holding means.
Holding means is advantageously designed to insulation board or holding means is particularly preferably designed to frame structure, should
Framework architecture has multiple support beam for keeping the fixed cell for the contact-actuating side of switch element.
Insulation board can be manufactured by extremely simple and inexpensive.But holding means sets with the form of frame structure
Meter is particularly advantageous.This frame structure extends in a plane, and wherein, fixed cell is by supporting
Beam is connected with each other and is connected with fixing point, by these fixing points, holding means and Shell of circuit breaker machine
Tool ground connects.Frame structure can be such as by the mold being correspondingly molded is the simplest and cost is honest and clean
Valency ground high-volume manufactures.Realized the saving of material by frame structure at this.In addition by frame structure
Support beam can bear and derive the power of very effective appearance, the power that such as causes due to thermal expansion, electromagnetism
Power and switch force.Here, frame structure and especially its support beam, that is, its quantity, move towards and tie
Structure is designed as according to each requirement so that it can most preferably bear the power of appearance and it is exported to open circuit
On device housing.
Another big advantage of this frame structure is, the especially upside in holding means has one and compares
The surface that insulation board may be significantly smaller, thus greatly reduce particle deposition from the teeth outwards.By this particle
Deposition (this particle deposition is such as passed through due to the moveable contact of release unit, that is, switch is single
The abrasion that the motion of the contact-actuating side of unit causes, the catabolite caused by the electric arc between electrical contact
And/or the insulating gas passing through release unit is formed and also referred to as switchs dust) switch can be formed at
Being conductively connected between unit and Shell of circuit breaker.This risk by holding means due to frame structure
And the surface being obviously reduced and significantly reduce..
In order to reduce especially surface on the upside of holding means thus reduce further and keep dress further
Put particle deposition, the cross section of support beam preferably from downside towards upside direction reduce, especially should
Cross section essentially homogeneously reduces.By this way, the stability needed for holding means passes through support beam
The most solid structure design ensures and achieves the upside of holding means for stability required respectively
The least surface.Additionally, by this way, the sidewall of support beam is to become more than 0 ° with horizontal line
Orient with the angle less than 90 °, that is, support beam has the sidewall of inclination, and particle is the most not
Deposition, but landing from this sidewall.
Advantageously, region, the top rounding of each support beam or the most gradually come to a point.By this way, protect
Hold device side thereon do not have on it can the horizontal orientation surface of deposited particles or this horizontal orientation surface extremely
It is minimized less.
Aptly, the cross section of support beam is designed to substantially triangle.Thus optimize the steady of support beam
Qualitative and minimize surface on the upside of holding means, horizontal orientation.
Shell of circuit breaker preferably has at least one forming part, and holding means is bearing in this forming part.Should
Forming part can such as be designed to the support beam of cincture or in the multiple shaping of inner conformation of Shell of circuit breaker
Portion, the holding means with zones of different is bearing in the plurality of forming part.Forming part or multiple forming part
In a straightforward manner in Shell of circuit breaker manufacture process such as by the forming technology of Shell of circuit breaker or
Can such as be formed in this Shell of circuit breaker with casting process during forming Shell of circuit breaker.
Aptly, holding means is connected with Shell of circuit breaker shape face, being frictionally engaged is connected and/or material
Material combines and connects.One or more forming parts of Shell of circuit breaker can be such as provided only in this holding means
On.But preferably holding means is fixing in forming part in the way of preventing holding means motion so that.Cause
This, holding means is preferably threadeded with Shell of circuit breaker.But it can also such as with Shell of circuit breaker riveting
Connect, bonding or clamping.The combination of multiple this fixed forms is feasible.
Aptly, the shape face, contact-actuating side of switch element be connected ground, be frictionally engaged connect and/
Or material combines and is fixed in holding means with connecting.This is the most such as threaded connection, rivets, glues
Close and/or realized by clamping.For the driving element of closed and disconnected switch element conveniently by opening
Stretch into holding means and the most upwards stretch out from Shell of circuit breaker, so that it and corresponding driver
Can couple or couple.
The inner space of Shell of circuit breaker is filled aptly with insulating gas.Which increase dielectric strength and energy
Enough realize release unit compact structure.It is alternatively possible in order to realize these advantages, to breaker
The inner space of housing is the most also filled out and is filled with air, wherein, and the then air pressure of the air in Shell of circuit breaker
Ambient pressure advantageously greater than release unit.
Shell of circuit breaker is preferably designed to cylinder, and wherein, switch element is along the axial cloth of Shell of circuit breaker
Put wherein.This is capable of that Shell of circuit breaker is compact, save structure space and Simultaneous Stabilization and manufacture
Get up and simply design.Connection line or at least some connection line can for example, at least regional area parallel
It is arranged in Shell of circuit breaker with extending in switch element.In cylindrical Shell of circuit breaker, there is institute
The structure space needed.
Preferably, three switch elements are arranged in parallel to each other and in alignment are arranged side by side.The most true
Protect at structure space required in the Shell of circuit breaker of connection line.
Release unit includes at least one bushing current transformer in possible form of implementation, described
The active parts of bushing current transformer extends to from Shell of circuit breaker the opening of Shell of circuit breaker.Logical
Cross this bushing current transformer and detect the current strength of each electric current flowing through connection line.
Accompanying drawing explanation
Above-mentioned characteristic, feature and the advantage of the present invention and ways and means, as implemented, in conjunction with
The following explanation of the embodiment that accompanying drawing is explained further can become apparent from and be clearly understood that.In accompanying drawing:
Fig. 1 illustrates the longitudinal section of release unit,
Fig. 2 illustrates when Shell of circuit breaker is opened the top view of release unit seen from above,
Fig. 3 illustrates when Shell of circuit breaker is opened the stereogram of release unit seen from above,
Fig. 4 illustrates the stereogram of the holding means of the contact-actuating side of the switch element of release unit,
Fig. 5 illustrates the top view of the holding means of the contact-actuating side of the switch element of release unit,
Fig. 6 illustrates the side view of the holding means of the contact-actuating side of the switch element of release unit,
Fig. 7 illustrates that the holding means of the contact-actuating side of the switch element of release unit is along Fig. 5
The sectional view of hatching VII-VII subdivision,
Fig. 8 illustrates that the holding means of the contact-actuating side of the switch element of release unit is along Fig. 5
The sectional view of hatching VIII-VIII subdivision,
Fig. 9 illustrates that the holding means of the contact-actuating side of the switch element of release unit is along Fig. 5
The sectional view of hatching IX-IX subdivision, and
Figure 10 illustrates that the holding means of the contact-actuating side of the switch element of release unit is along Fig. 5
The sectional view of hatching X-X subdivision.
Each corresponding part represents with identical reference in all of the figs.
Detailed description of the invention
Fig. 1 to Fig. 3 illustrates release unit 1, and it has the disconnected of substantially cylindrical, Metal Packaging
Road device housing 2.It illustrate with longitudinal section in FIG and in figs. 2 and 3 from top with overlook
Figure or stereogram illustrate.In the view being seen from above, remove the upper cover plate 3 of release unit 1 at this
With driver element 4 such that it is able in seeing the inner space of Shell of circuit breaker 2.
Three switch elements 5 it are provided with in Shell of circuit breaker 2.Also referred to as breaker unit or circuit breakers pole
Switch element 5 be arranged side by side in parallel to each other and in a line and along the axle of rate switch case 2
To orientation.Shell of circuit breaker 2 is closed and airtightly with insulation in the duty of release unit 1
Gas is filled.
Shell of circuit breaker 2 has the first connection line 6 He for making switch element 5 on opposed long limit
The opening that second connection line 7 passes.Second connection line 7 is such as by corresponding plug connector respectively
Electrically connecting with the contact-actuating side 5.1 of each switch element 5, the first connection line 6 is such as by accordingly
Plug connector fixed contact side 5.2 with each switch element 5 respectively electrically connects, and this plug connector can be real
Existing connection line 6,7 is with each switch element 5 electrically and mechanically.First and second connecting lines
Road 6,7 derived from Shell of circuit breaker 2 airtightly by this opening such as with the most unshowned company
Connect conductor to connect.
Here, connection line 6,7 is directed through opening aptly in this wise so that they are respectively being opened
It is arranged in vertex of a triangle in Kou, that is, each two connection lines 6,7 are arranged side by side respectively
In opening, another connection line 6,7 be arranged in two bottom connection lines 6,7 top and
On one vertical plane, this vertical plane, from two bottom connection lines 6, passes between 7.Opening sets
Counting into pipe joint 8, this pipe joint 8 is closed by insulation sleeve tube sheet 9 to close breaker shell airtightly
Body 2.Not having connection line 6 in this embodiment, one in the pipe joint 8 that 7 pass by lid
10 close airtightly.
The fixed contact side 5.2 of switch element 5 is only by the first adjacent therewith connection line 6 mechanically
It is maintained in Shell of circuit breaker 2.The contact-actuating side 5.1 of switch element 5 by with Shell of circuit breaker 2
Holding means 11 that be mechanically coupled to, that be formed of an electrically insulating material is mechanically held in Shell of circuit breaker 2
In.The form of implementation of the illustration of this holding means 11 illustrates in Fig. 4 to Figure 10.
Designed by this structure of release unit 1, it is not necessary in the fixed contact of each switch element 5
Electric insulation attachment means between the conduction voltage segment of side 5.2 and contact-actuating side 5.1.In existing skill
In art, need this attachment means, in order to transmit the power between the both sides of each switch element 5 and moment,
Active force, electromagnetic force and the switch force such as caused due to thermal expansion.Furthermore, it is not necessary that support insulator,
The fixed contact side 5.2 of each switch element 5 is connected by this support insulator with Shell of circuit breaker 2.
Replace, for shown release unit 1, the fixed contact side 5.2 of each switch element 5
Only by first line 6 adjacent therewith, that is, by bus conductor, it is mechanically held in open circuit
In device housing 2, the contact-actuating side 5.1 of each switch element 5 has holding means 11 form and disconnected
The support means of road device housing 2 insulation, this support means can in a straightforward manner and cost is dirt cheap
Ground manufactures.Thus the breaker in hinge structure has been saved cost and has been capable of release unit
Simple, the compact and frame mode of inexpensive of 1.
Advantageously, the contact-actuating side 5.1 of each switch element 5 is suspended in this holding means 11, also
That is, it is fixed in holding means 11 by upper area, as shown in this embodiment.Then,
It is arranged in Shell of circuit breaker 2 the lower area free suspension of the contact-actuating side 5.1 of each switch element 5
In.Second connection line 7 is advantageously in centre or the bottom of the contact-actuating side 5.1 of each switch element 5
Region connects, thus the most such as also achieves each switch element 5 by this second connection line 7
The additional support in contact-actuating side 5.1, especially lateral support, that is, transverse to switch element 5
The supporting of longitudinal size.Because the contact-actuating side 5.1 of switch element 5 is not by this second connecting line
Road 7, and be maintained in Shell of circuit breaker 2 by holding means and the most additional by the second connection line 7
Ground protection and supporting in case lateral movement, so this second connection line 7 can be designed to less, thus
The structure space realizing release unit 1 reduces.
Aptly, holding means 11 is made up of plastics.The only subregion of holding means 11 is insulation,
That is, preferably it is made up of plastics, other subregion, such as, is used for touching the driving of switch element 5
Point side 5.1 fixed cell 12 maybe can being connected that is connected with holding means 11 is such as made up of metal
So that it is preferably solid in holding means 11 to it is possible to the contact-actuating side 5.1 realizing switch element 5
Fixed.Only guarantee at this, the electricity of holding means 11 is set between fixed cell 12 and Shell of circuit breaker 2
Insulating regions, that is, there is not switch element 5 leading by holding means 11 and Shell of circuit breaker 2
Electrical connection.
The most such as with casting process, such as with Shooting Technique can simply, quickly and inexpensive make
Make holding means 11.Additionally, ensured the electric insulation effect of holding means 11 by these plastics.Preferably water
Casting resin, especially epoxy resin are suitable as this plastics for manufacturing holding means 11.
Holding means 11 is advantageously designed to insulation board or holding means 11, such as the enforcement being shown here at
Particularly preferably be designed to frame structure in example, this frame structure has multiple support beam 13 for protecting
Hold the fixed cell 12 of the contact-actuating side 5.1 for switch element 5.The most unshowned, insulation board
Form of implementation can manufacture on extremely simple and inexpensive ground.
But holding means 11 is particularly advantageously designed to the form of frame structure shown herein.This framework
Structure extends in a plane, wherein, fixed cell 12 be connected with each other by support beam 13 and with
Fixing point 14 connects, by this fixing point by mechanically connected with Shell of circuit breaker 2 for holding means 11.
Frame structure such as can be produced in batches and inexpensive the simplest by the mold of corresponding shaping
Ground manufactures.Save here, realize material by frame structure.Additionally, by the support beam of frame structure
13 power that effectively can bear and derive existence, the power such as caused due to thermal expansion, electromagnetic force
And switch force.Here, frame structure and especially its support beam 13, that is, its quantity, trend and structure
Make, correspondingly design with each demand, in order to most preferably bear the power of appearance and breaker can be exported to
On housing 2.
Another big advantage of this frame structure be compare that insulation board may be significantly smaller, especially keep
The surface of the upside of device 11, thus greatly reduce particle deposition from the teeth outwards.By this particle
Deposition, can be formed between switch element 5 and Shell of circuit breaker 2 and be conductively connected, and described particle deposits
Such as pass through due to the moveable contact of release unit, that is, the contact-actuating side of switch element 5
The abrasion that the motion of 5.1 causes, the catabolite caused by the electric arc between electrical contact and/or by disconnected
The insulating gas of road device device is formed and also referred to as switchs dust.This risk is by holding means 11
The surface that is obviously reduced due to frame structure and significantly reduce.
In order to reduce the surface of the especially upside of holding means 11 further and thus reduce further
In holding means 11 particle deposition, the cross section of support beam 13 from downside towards upside direction reduce,
Especially cross section essentially homogeneously reduces.By this way, the required stability of holding means 11
The design the most solid by support beam 13 and guarantee, and achieve into each required stability,
The surface that the upside of holding means 11 is the least.Additionally, by this way, the sidewall of support beam 13
13.1 to orient straight at the angle more than 0 ° with less than 90 °, that is, support beam 13 has inclination
Sidewall 13.1, particle does not deposits on the side wall, but landing from sidewall 13.1.
The region, the top of each support beam 13 is rounded or the most gradually comes to a point.By this way, protect
Holding device 11 side thereon can deposited particles, the surface of horizontal orientation or the surface of horizontal orientation
At least it is minimized.
The cross section of support beam 13 is substantially triangle.Thus, the stability of support beam 13 is optimized also
And minimize the surface of horizontal orientation on the upside of holding means 11.
Shell of circuit breaker 2 in this embodiment, as shown in figs. 2 and 3, has four on inner side
Individual forming part 15, is supported with the holding means 11 being respectively provided with fixing point 14 in this forming part.At this
The support beam 13 more firmly constructed of fixing point 14 middle frame structure of holding means 11 converges to one
Rise, thus fixed cell 12 is supported by these more solid support beams 13 and is mechanically fastened on disconnected
In the forming part 15 of road device housing 2.
Other, in the most unshowned embodiment, Shell of circuit breaker 2 can also have and is such as molded
Portion 15, then this forming part 15 is such as designed to the edge of annular.Forming part 15 or multiple forming part
15 shapings such as passing through Shell of circuit breaker 2 in a straightforward manner in the manufacture process of Shell of circuit breaker 2
Technique or such as can be formed at this Shell of circuit breaker with casting process during Shell of circuit breaker 2 is formed
In.
Aptly, holding means 11 is connected with Shell of circuit breaker 2 shape face, be frictionally engaged connect and/
Or material combines and connects.Here, holding means 11 can such as be provided only in the shaping of Shell of circuit breaker 2
In portion 15.But preferably holding means 11, as shown in figs. 2 and 3, to prevent holding means 11
The mode of motion is fixed in forming part 15.Therefore, in this embodiment, holding means 11 and open circuit
Device housing 2 is threaded.But it can other, in the most unshowned form of implementation the most also with
Shell of circuit breaker 2 rivets, bonding or clamping.The combination of multiple this fixed types is also feasible.
Aptly, the shape face, contact-actuating side 5.1 of switch element 5 is ordinatedly, be frictionally engaged ground and/or material
Material is fixed in holding means 11 in combination.This in this embodiment, as shown in figs. 2 and 3,
By foundry goods 16, that is, each contact-actuating side 5.1 by the unit of casting of metals and holding means 11
Each fixed cell 12 threaded, can in another form of implementation but the most such as by riveting,
Bond and/or realized by clamping.
Foundry goods 16 has hollow inner space, is respectively equipped with switch element 5 in this inner space
The removable pole contact bar 17 of contact-actuating side 5.1.Because this pole contact bar is in the inside of each foundry goods 16
Extend, so it is not shown specifically in FIG.This pole contact bar 17 in upside respectively be designed to absolutely
Edge bar drive element 18 coupling for closed and disconnected the fixed contact side 5.2 of switch element 5 with drive
Electrical contact between movable contact side 5.1.Element 18 is driven to pass the opening in holding means 11, more really
The opening said in fixed cell 12 cut, derives from Shell of circuit breaker 2 upwardly through upper cover plate 3
And couple with corresponding driver element 4 in Shell of circuit breaker 2 outside.This driver element 4 shows herein
The spring energy-storage being designed to machinery in the embodiment gone out drives.
Switch element 5 also has for insulating gas is directed to the formation when closed and disconnected contact
Multiple gas nozzle unit 19 of arc of lighting and the outlet 20 of the insulating gas for being heated by arc of lighting.
The example that switch element 5 is shown in FIG is off.It is designed to spring storage in triggering
After the driver element 4 that can drive, being driven by ground, connecting rod 21 is towards the direction of Shell of circuit breaker 2
Motion.This connecting rod 21 is coupled with the driving element 18 being designed to insulating bar by leverage 22,
Thus the motion realizing connecting rod 21 deflects in this wise to driving element 18 so that drive element 18 downward
Motion, that is, move in Shell of circuit breaker 2.Thus, pole is contacted bar 17 by this driving element 18
Direction towards the fixed contact side 5.2 of switch element 5 is moved.This causes closing at consolidating of switch element 5
Electrical contact between fixed contact side 5.2 and contact-actuating side 5.1, that is, cause close circuit breaker.Disconnected
Circuit breaker, that is, disconnect the fixed contact side 5.2 at switch element 5 the most in the opposite manner
And the electrical contact between contact-actuating side 5.1.
Release unit 1 also includes bushing current transformer 23, described bushing current transformer
Active parts is by stretching out cylindrical Shell of circuit breaker 2, this opening in one of opening of Shell of circuit breaker 2
It is designed to the pipe joint 8 being connected on Shell of circuit breaker 2.Detected by this bushing current transformer 23
Respectively flow through connection line 6, the current strength of the electric current of 7.
Although being expanded on further and describe the present invention in detail by preferred embodiment, but the present invention being also
Being not limited to disclosed embodiment, those skilled in the art can therefrom derive other modification, as long as not
Deviation protection scope of the present invention.
Claims (16)
1. a release unit (1), this release unit has the Shell of circuit breaker (2) of Metal Packaging,
Being provided with three switch elements (5) in described Shell of circuit breaker (2), wherein, described Shell of circuit breaker (2) has
There is the opening for making first and second connection lines (6,7) of described switch element (5) pass, and,
The fixed contact side (5.2) of described switch element (5) is only by the first connection line (6) machinery adjacent therewith
Be maintained in described Shell of circuit breaker (2), it is characterised in that the contact-actuating of described switch element (5)
Side (5.1) is by holding means that couple with described Shell of circuit breaker (2) machinery, that be formed of an electrically insulating material
(11) it is mechanically held in described Shell of circuit breaker (2), the fixed contact side of the most each switch element (5)
(5.2) and contact-actuating side (5.1) do not comprise for the fixed contact side (5.2) of each switch element (5) with
Between the conduction voltage segment of contact-actuating side (5.1), the electric insulation of transmitting forces and moment connects.
2. the release unit (1) as described in claim 1, it is characterised in that described holding means (11)
It is made of plastics.
3. the release unit (1) as described in claim 2, it is characterised in that described plastics are casting
Resin, especially epoxy resin.
4. the release unit (1) as described in claim 1, it is characterised in that described holding means (11)
Being designed to insulation board or be designed to frame structure, described frame structure has multiple support beam (13), described
Support beam is for keeping the fixed cell of the described contact-actuating side (5.1) for described switch element (5)
(12)。
5. the release unit (1) as described in claim 4, it is characterised in that described support beam (13)
Cross section from downside towards upside direction reduce.
6. the release unit (1) as described in claim 5, it is characterised in that each support beam (13) is
Upper area is rounded or is configured to the most gradually come to a point.
7. the release unit (1) as described in claim 5, it is characterised in that described support beam (13)
Cross section be substantially triangle.
8. the release unit (1) as described in claim 6, it is characterised in that described support beam (13)
Cross section be substantially triangle.
9. by the release unit (1) that one of claim 1 to 8 is described, it is characterised in that described disconnected
Road device housing (2) has at least one forming part (15), and described holding means (11) is bearing in described forming part
(15) on.
10. by the release unit (1) that one of claim 1 to 8 is described, it is characterised in that described guarantor
Hold device (11) be connected with described Shell of circuit breaker (2) shape face, be frictionally engaged connection and/or material be combined
Connect.
11. by the release unit (1) described in one of claim 1 to 8, it is characterised in that described guarantor
Hold device (11) to threaded with described Shell of circuit breaker (2).
12. by the release unit (1) one of claim 1 to 8 described, it is characterised in that described in open
Close unit (5) contact-actuating side (5.1) shape face be connected ground, be frictionally engaged connect ground and/or material knot
Close and be fixed in described holding means (11) with connecting.
13. by the release unit (1) described in one of claim 1 to 8, it is characterised in that described disconnected
The inner space on road device housing (2) is filled with insulating gas.
14. by the release unit (1) described in one of claim 1 to 8, it is characterised in that described disconnected
Road device housing (2) is designed to cylinder, and wherein, described switch element (5) is along described Shell of circuit breaker (2)
It is disposed axially in described Shell of circuit breaker (2).
15. by the release unit (1) described in one of claim 1 to 8, it is characterised in that described three
Individual switch element (5) is arranged side by side in parallel to each other and in alignmently.
16. by the release unit (1) described in one of claim 1 to 8, and wherein, described breaker fills
Put and include at least one bushing current transformer (23), the active parts of described bushing current transformer
Opening by described Shell of circuit breaker (2) stretches out described Shell of circuit breaker (2).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102012206084A DE102012206084A1 (en) | 2012-04-13 | 2012-04-13 | Circuit breaker arrangement |
| DE102012206084.7 | 2012-04-13 | ||
| PCT/EP2013/056539 WO2013152954A1 (en) | 2012-04-13 | 2013-03-27 | Circuit breaker arrangement having a metal-encapsulated circuit breaker housing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104205538A CN104205538A (en) | 2014-12-10 |
| CN104205538B true CN104205538B (en) | 2016-09-07 |
Family
ID=48045489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380018479.5A Expired - Fee Related CN104205538B (en) | 2012-04-13 | 2013-03-27 | There is the release unit of the Shell of circuit breaker of Metal Packaging |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP2820730A1 (en) |
| CN (1) | CN104205538B (en) |
| AU (1) | AU2013245603B2 (en) |
| DE (1) | DE102012206084A1 (en) |
| RU (1) | RU2014145354A (en) |
| WO (1) | WO2013152954A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102015205918A1 (en) * | 2015-04-01 | 2016-10-06 | Siemens Aktiengesellschaft | Kapselungsgehäuseanordnung |
| DE102019209875A1 (en) * | 2019-07-04 | 2021-01-07 | Siemens Aktiengesellschaft | Switching device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2459565A1 (en) * | 1979-06-16 | 1981-01-09 | Bbc Brown Boveri & Cie | Medium voltage metal encased gas filled switchgear - has circuit breaker sharing casing with disconnector and bus=bar system |
| DE4210370A1 (en) * | 1992-03-30 | 1993-10-07 | Abb Patent Gmbh | High voltage control panel |
| KR20010085956A (en) * | 1998-10-27 | 2001-09-07 | 가나이 쓰도무 | Gas insulated switchgear |
| JP2001359208A (en) * | 2000-06-13 | 2001-12-26 | Nissin Electric Co Ltd | Breaker container for gas-insulated switchgear |
| EP2031718A1 (en) * | 2006-06-19 | 2009-03-04 | Mitsubishi Electric Corporation | Gas insulated power apparatus |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3321836A1 (en) * | 1983-06-15 | 1984-12-20 | Siemens AG, 1000 Berlin und 8000 München | ENCLOSED, PRESSURE GAS INSULATED HIGH VOLTAGE SWITCHGEAR |
| JPH01286707A (en) * | 1988-05-11 | 1989-11-17 | Meidensha Corp | Gas insulated switchgear unit |
| JP2001118472A (en) * | 1999-10-18 | 2001-04-27 | Toshiba Corp | Gas blast circuit breaker |
| DE10200956A1 (en) * | 2002-01-12 | 2003-09-04 | Abb T & D Tech Ltd | High-voltage circuit breakers |
| DE102006001237A1 (en) * | 2006-01-05 | 2007-07-12 | Siemens Ag | Three-phase insulated high voltage switch gear, has supporting unit with insulating connector provided between circuit breaker and bus bar region, where connector is formed such that circuit breaker is stabilized in its position |
-
2012
- 2012-04-13 DE DE102012206084A patent/DE102012206084A1/en not_active Withdrawn
-
2013
- 2013-03-27 CN CN201380018479.5A patent/CN104205538B/en not_active Expired - Fee Related
- 2013-03-27 AU AU2013245603A patent/AU2013245603B2/en not_active Expired - Fee Related
- 2013-03-27 RU RU2014145354A patent/RU2014145354A/en not_active Application Discontinuation
- 2013-03-27 WO PCT/EP2013/056539 patent/WO2013152954A1/en active Application Filing
- 2013-03-27 EP EP13713838.4A patent/EP2820730A1/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2459565A1 (en) * | 1979-06-16 | 1981-01-09 | Bbc Brown Boveri & Cie | Medium voltage metal encased gas filled switchgear - has circuit breaker sharing casing with disconnector and bus=bar system |
| DE4210370A1 (en) * | 1992-03-30 | 1993-10-07 | Abb Patent Gmbh | High voltage control panel |
| KR20010085956A (en) * | 1998-10-27 | 2001-09-07 | 가나이 쓰도무 | Gas insulated switchgear |
| JP2001359208A (en) * | 2000-06-13 | 2001-12-26 | Nissin Electric Co Ltd | Breaker container for gas-insulated switchgear |
| EP2031718A1 (en) * | 2006-06-19 | 2009-03-04 | Mitsubishi Electric Corporation | Gas insulated power apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102012206084A1 (en) | 2013-10-17 |
| AU2013245603B2 (en) | 2016-11-03 |
| CN104205538A (en) | 2014-12-10 |
| WO2013152954A1 (en) | 2013-10-17 |
| AU2013245603A1 (en) | 2014-10-16 |
| EP2820730A1 (en) | 2015-01-07 |
| RU2014145354A (en) | 2016-06-10 |
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