CN108711805A - GIS bus devices with earthing switch - Google Patents
GIS bus devices with earthing switch Download PDFInfo
- Publication number
- CN108711805A CN108711805A CN201810445066.XA CN201810445066A CN108711805A CN 108711805 A CN108711805 A CN 108711805A CN 201810445066 A CN201810445066 A CN 201810445066A CN 108711805 A CN108711805 A CN 108711805A
- Authority
- CN
- China
- Prior art keywords
- bus
- earthing switch
- gis
- switch
- busbar
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
- H02G5/06—Totally-enclosed installations, e.g. in metal casings
- H02G5/063—Totally-enclosed installations, e.g. in metal casings filled with oil or gas
-
- 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
- H02B13/075—Earthing arrangements
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- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Gas-Insulated Switchgears (AREA)
Abstract
The present invention relates to the GIS bus devices with earthing switch.GIS bus devices with earthing switch, including GIS busbares and earthing switch, GIS busbares include busbar cylinder, bus-bars conductor and the disc insulator at busbar cylinder both ends are arranged, and bus-bars conductor is connected between the disc insulator at both ends；The earthing switch includes the moving contact of the switch case being fixed on busbar cylinder and activity setting, the side wall of the busbar cylinder is equipped with enters the earthing switch interface in bus bar canister body for the moving contact, and the bus-bars conductor is equipped with static contact corresponding with the moving contact of earthing switch.Using above-mentioned technical proposal, moving contact, which can directly be entered by earthing switch interface in bus bar canister body, to be connected or detaches with static contact, arrangement of the bus-bars conductor in bus bar canister body in the prior art is not influenced, exchanging structure need not be arranged in GIS end of bus bars to connect the static contact of earthing switch with bus-bars conductor, amount of parts can be reduced, GIS device overall dimensions are reduced.
Description
Technical field
The present invention relates to the GIS bus devices with earthing switch.
Background technology
GIS device refers to by the secondary device in a substation in addition to transformer, including busbar, breaker, isolation
Switch, earthing switch etc., optimized design are organically combined together, are sealed by container, and sulfur hexafluoride is full of inside container
Gas is to insulate.GIS busbares, disconnecting switch, earthing switch are the important equipments that electric energy is transmitted in GIS device, and wherein GIS is female
The safe and reliable operation of line is the important leverage that electric energy smoothly transmits.General GIS bus structures mostly use linear type overall structure,
Length is differed from several meters to tens meters, including busbar cylinder, and busbar cylinder both ends are equipped with disc insulator, and bus-bars conductor is connected to
Between the disc insulator at both ends.In GIS operational process, when line failure needs maintenance, in order to ensure that personnel pacify
Entirely, it avoids occurring to get an electric shock or wounded by residual charge in operation leading to electrical hazard etc., it is necessary to pass through earthing switch
Product is carried out reliably grounded.
But existing earthing switch is mutually independent two components with GIS busbares, and most of GIS device exists
Bus bar side and line side are both provided with earthing switch, need that exchanging structure is arranged in GIS end of bus bars when assembling earthing switch, lead to
Exchanging structure is crossed to connect the static contact of earthing switch with bus-bars conductor, and bus-bars conductor is to support to be arranged insulation gas filled
Bus bar canister body in, volume itself is larger, therefore it is more to assemble whole parts after earthing switch, GIS device overall dimensions
Larger, maintenance is inconvenient.
Invention content
It is whole to solve existing GIS device the object of the present invention is to provide a kind of GIS bus devices with earthing switch
The larger-size problem of body.
The technical solution that the GIS bus devices with earthing switch use in the present invention is as follows.
GIS bus devices with earthing switch, including GIS busbares and earthing switch, GIS busbares include busbar cylinder,
Bus-bars conductor and the disc insulator at busbar cylinder both ends is set, bus-bars conductor is connected between the disc insulator at both ends；
The earthing switch includes the moving contact of the switch case being fixed on busbar cylinder and activity setting, the side of the busbar cylinder
Wall is equipped with enters the earthing switch interface in bus bar canister body for the moving contact, and the bus-bars conductor is equipped with and earthing switch
The corresponding static contact of moving contact.
Advantageous effect：The present invention uses above-mentioned technical proposal, and the side wall of the busbar cylinder, which is equipped with, supplies the moving contact
Into the earthing switch interface in bus bar canister body, the bus-bars conductor is equipped with stationary contact corresponding with the moving contact of earthing switch
Head, moving contact, which can directly be entered by earthing switch interface in bus bar canister body, to be connected or detaches with static contact, with the prior art
It compares, does not influence arrangement of the bus-bars conductor in bus bar canister body in the prior art, need not switching knot be set in GIS end of bus bars
The static contact of earthing switch is connect by structure with bus-bars conductor, can reduce amount of parts, reduces GIS device overall dimensions.
As a kind of perferred technical scheme, the side wall of the busbar cylinder is equipped with connecting flange, the switch case
It is equipped with the abutted flange being adapted to connecting flange and is fixed on busbar cylinder by abutted flange, the switch case is close
Capsule body, the inner cavity of seal casinghousing pass through earthing switch orifice with the inner cavity of busbar cylinder.
Using the program, switch case can be fixed easily with seal casinghousing, convenient for earthing switch inner components
Assembly, while being convenient for assembly of the static contact on bus-bars conductor.
As a kind of perferred technical scheme, rolling assembling is useful for the driving turn that driving moving contact acts in switch case
Axis, the drive shaft, which is pierced by switch case and is sealed with switch case, to be coordinated.
Using the program, by the drive shaft with switch case sealing cooperation can by driving mechanism from seal casinghousing and
The interior intracavitary that busbar cylinder surrounds is drawn, and convenient for safeguarding, is convenient for modular assembly.
As a kind of perferred technical scheme, be fixed with operating mechanism in the switch case, the operating mechanism it is defeated
The section transmission that shaft stretches out switch case with the drive shaft is connect.
Using the program, operating mechanism, which is fixed in switch case, can make overall structure compacter, convenient for ensureing to pass
Dynamic precision, debugs, is easy to maintain.
As a kind of perferred technical scheme, the side of the switch case is equipped with access hole, removable on the access hole
It is fixed with seal cover board, the operating mechanism is fixed on seal cover board.
Operating mechanism is fixed on the seal cover board of removable setting to assemble the structure for switching enclosure interior, tie up
Shield.
As a kind of perferred technical scheme, it is fixed with moving contact mounting base on the abutted flange or connecting flange, moved
Contact mounting seat is arranged in the inner cavity that seal casinghousing and busbar cylinder surround.
Sealing position can be reduced using the program, improve air-tightness and reliability.Meanwhile contact mounting seat is fixed on pair
It can be convenient for ensureing moving contact assembly precision on acting flange, improve Reliability of Microprocessor, avoid clamping stagnation.
As a kind of perferred technical scheme, the GIS busbares are common box type GIS busbares, and the moving contact mounting base is hung down
Directly it is arranged in the axis of busbar cylinder, each moving contact is in rods arranged in horizontal line in moving contact mounting base.
As a kind of perferred technical scheme, each bus-bars conductor is triangularly arranged, far from isolation in bus-bars conductor
Static contact on one of switch is supported in contact support, and the contact support makes the static contact on each bus-bars conductor conllinear
Arrangement.
Collinearly arrangement can realize that the size of each moving contact is consistent to static contact on bus-bars conductor, convenient for assembly.
As a kind of perferred technical scheme, the moving contact guiding movement be assemblied on movable contact block and and movable contact block
It is conductively connected, the switch case is equipped with grounding contact, and the first conduction is respectively equipped on the grounding contact and movable contact block
Row and the second busbar, first busbar and the removable fixation of the second busbar.
The first busbar and the second busbar, which is arranged, can be convenient for the assembly of movable contact block and grounding contact, reduce moving contact
Assembly precision requirement between seat and grounding contact.
As a kind of perferred technical scheme, the static contact is located in the flange cylinder of the abutted flange bottom.
The inner cavity that busbar cylinder can be rationally utilized using the program is further decreased radial dimension and ensures protective
Energy.
Above-mentioned each preferred technical solution can be used individually, can also be two or more arbitrary in the case where that can combine
Combination uses.
Description of the drawings
Fig. 1 is the front view of one embodiment of the GIS bus devices with earthing switch in the present invention；
Fig. 2 is the right view of Fig. 1（Earthing switch is in "on" position）；
Fig. 3 is the left view of Fig. 1（Earthing switch is in gate-dividing state）；
Fig. 4 is the rearview of operating mechanism and earthing switch in Fig. 1.
Component part in figure corresponding to each reference numeral it is entitled：1-GIS busbares, 2- busbar cylinders, 3- busbares are led
Body, 4- disc insulators, 5- connecting flanges, 6- earthing switch interfaces, 7- earthing switches, 8- switch cases, 9- operating mechanisms,
10- moving contacts, 11- moving contact mounting bases, 12- movable contact blocks, 13- static contacts, 14- grounding contacts, 15- ground insulation, 16-
Earth conductor, the first busbars of 17-, the second busbars of 18-, 19- drive shafts, connecting lever in 20-, 21- connecting plates, 22- sealing covers
Plate, the outer connecting levers of 23-, 24- connecting rods, 25- contact supports, 26- abutted flanges.
Specific implementation mode
The invention will be further described below in conjunction with the accompanying drawings.
One embodiment of GIS bus device of the present invention with earthing switch is as shown in Figures 1 to 4, is a kind of three-phase
Common box type GIS bus devices, including GIS busbares 1 and earthing switch 7, GIS busbares 1 include busbar cylinder 2, bus-bars conductor 3 and set
Set the disc insulator 4 at 2 both ends of busbar cylinder, bus-bars conductor 3 is equipped with three-phase, be both connected to both ends disc insulator 4 it
Between；The earthing switch 7 includes switch case 8 and operating mechanism 9, and the side wall of the busbar cylinder 2 is equipped with connecting flange 5,
The switch case 8 is equipped with the abutted flange 26 being adapted to connecting flange 5 and is fixed on busbar cylinder 2 by abutted flange 26
On, the switch case 8 is seal casinghousing, and the inner cavity of seal casinghousing is connected with the inner cavity of busbar cylinder 2 by earthing switch interface 6
It is logical.The earthing switch interface 6 is formed by the connecting flange 5 on the side wall of busbar cylinder 2, can be entered for the moving contact 10
In busbar cylinder 2.
On the abutted flange of switch case 8 in perpendicular to the direction both sides of 2 axis of busbar cylinder be equipped with engaging lug, engaging lug
Between be fixed with moving contact mounting base 11, moving contact mounting base 11 is equipped with three movable contact blocks 12, and three moving contacts 10 are oriented to
Movement is assemblied on corresponding movable contact block 12, can be movable in the inner cavity that mounting base seal casinghousing and busbar cylinder 2 surround,
Each moving contact 10 is in rods arranged in horizontal line in moving contact mounting base 11.Each bus-bars conductor 3 is triangularly arranged, described
Static contact 13 corresponding with the moving contact of earthing switch 7 10 is directly fixed on bus-bars conductor 3, far from isolation in bus-bars conductor 3
Static contact 13 on one of switch is supported in contact support 25, and the contact support 25 is so that quiet on each bus-bars conductor 3
13 height of contact is identical, forms conllinear arrangement.In other embodiments, moving contact mounting base 11 can also be arranged in other positions
Set, for example, on the connecting flange 5 being arranged on busbar cylinder 2, be arranged the inside of switch case 8 or be arranged in busbar cylinder
In the flange cylinder for the connecting flange being arranged on 2 side wall.In other embodiments, in bus-bars conductor 3 far from disconnecting switch one
Static contact on a can also be directly anchored on bus-bars conductor 3, need the length for increasing corresponding moving contact at this time.
The switch case 8 is equipped with grounding contact 14, and grounding contact 14 is exhausted including the ground connection being fixed in switch case 8
Edge 15 and the earth conductor 16 being embedded on ground insulation 15, earth conductor 16 are connected with the first busbar 17, moving contact
The second busbar 18 is connected on seat 12, first busbar, 17 and second busbar 18 overlap joint is arranged and by being located at the two
Overlap fastener（It is omitted in figure）Removable fixation.
Rolling assembling is useful for the drive shaft 19 that driving moving contact 10 acts, the drive shaft 19 in switch case 8
It is pierced by switch case 8 and is sealed with switch case 8 and coordinated.Be fixed in drive shaft 19 three it is corresponding respectively with each moving contact 10
Interior connecting lever 20, each interior connecting lever 20 connect with moving contact 10 by connecting plate 21, and drive shaft 19 can pass through interior connecting lever when rotating
20 and connecting plate 21 drive moving contact 10 flexible.
Operating mechanism 9 is fixed in the switch case 8, specifically, the top of the switch case 8 is equipped with access hole,
Removable on the access hole to be fixed with seal cover board 22, the operating mechanism 9 is fixed on seal cover board 22.The operating mechanism
9 output shaft is connected with outer connecting lever 23, and the outer connecting lever 23 stretches out switch case 8 by connecting rod 24 and the drive shaft 19
Section transmission connects, to drive earthing switch 7 to carry out divide-shut brake action.Operating mechanism 9 is using behaviour in the prior art
Motivation structure, details are not described herein again for concrete structure.
When work, operating mechanism 9 drives the drive shaft 19 of earthing switch 7 to rotate by outer connecting lever 23 and connecting rod 24, drives
Turn axis 19 drives moving contact 10 flexible by interior connecting lever 20 and connecting plate 21, and realization busbar leads on-off with grounding contact 14
It opens.
In the above-described embodiments, GIS busbares 1 are common box type busbar, in other embodiments of the invention, GIS busbares 1
It can be separate-box type busbar, can be directed to each busbar cylinder 2 at this time and earthing switch 7 is respectively set in bus-bars conductor 3.In addition,
In above-described embodiment, switch case 8 is fixed on the connecting flange 5 on busbar cylinder 2, in other embodiments, switch case 8
It can also be formed by the branch's cylinder being arranged on busbar cylinder 2, or switch case 8 is welded and fixed on busbar cylinder 2.
In the above-described embodiments, the side of the switch case 8 is equipped with access hole, on the access hole it is removable be fixed with it is close
Cover plate 22.In other embodiments, switch case 8 can also be integral housing.In addition, actuating structure can also be fixed on
On other sides of switch case 8.
In the above-described embodiments, each moving contact 10 is in rods arranged in horizontal line in moving contact mounting base 11, and is arranged
Direction is vertical with the axis of busbar cylinder 2.In other embodiments, any two moving contact 10 can also be in busbar cylinder 2
Axially offset arrangement.Furthermore in the above-described embodiments, the earthing switch interface 6 on the side wall of busbar cylinder 2 is by connecting flange
5 form, and in other embodiments, earthing switch interface 6 can also be only to perforate for the moving contact that moving contact 10 enters, moving contact
10 can also coordinate with moving contact aperture seal.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not limited to this hair
It is bright, although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still
The modification for being not required to make the creative labor can be carried out to the technical solution recorded in foregoing embodiments, or to which part
Technical characteristic carries out equivalent replacement.All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement
Deng should all be included in the protection scope of the present invention.
Claims (10)
1. the GIS bus devices with earthing switch, it is characterised in that：Including GIS busbares and earthing switch, GIS busbares include
Busbar cylinder, bus-bars conductor and the disc insulator at busbar cylinder both ends is set, the benzvalene form that bus-bars conductor is connected to both ends is exhausted
Between edge；The earthing switch includes the moving contact of the switch case being fixed on busbar cylinder and activity setting, the mother
The side wall of spool body is equipped with enters the earthing switch interface in bus bar canister body for the moving contact, and the bus-bars conductor is equipped with
Static contact corresponding with the moving contact of earthing switch.
2. the GIS bus devices according to claim 1 with earthing switch, it is characterised in that：The busbar cylinder
Side wall is equipped with connecting flange, and the switch case is equipped with the abutted flange being adapted to connecting flange and is consolidated by abutted flange
It is scheduled on busbar cylinder, the switch case is seal casinghousing, and the inner cavity of seal casinghousing passes through ground connection with the inner cavity of busbar cylinder
Switch interface is connected to.
3. the GIS bus devices according to claim 2 with earthing switch, it is characterised in that：It is rotated in switch case
It is equipped with the drive shaft for driving moving contact to act, the drive shaft is pierced by switch case and matches with switch case sealing
It closes.
4. the GIS bus devices according to claim 3 with earthing switch, it is characterised in that：In the switch case
It is fixed with operating mechanism, the section transmission that the output shaft of the operating mechanism stretches out switch case with the drive shaft is connect.
5. the GIS bus devices according to claim 4 with earthing switch, it is characterised in that：The switch case
Side is equipped with access hole, and removable on the access hole to be fixed with seal cover board, the operating mechanism is fixed on seal cover board.
6. the GIS bus devices with earthing switch described in any one according to claim 2 to 5, it is characterised in that：Institute
It states and is fixed with moving contact mounting base on abutted flange or connecting flange, moving contact mounting base is arranged in seal casinghousing and busbar cylinder
In the inner cavity surrounded.
7. the GIS bus devices according to claim 6 with earthing switch, it is characterised in that：The GIS busbares are total
Box GIS busbares, the moving contact mounting base are arranged perpendicular to the axis of busbar cylinder, and each moving contact is installed in moving contact
It is in rods arranged in horizontal line on seat.
8. the GIS bus devices according to claim 7 with earthing switch, it is characterised in that：Each bus-bars conductor
It is triangularly arranged, the static contact on one in bus-bars conductor far from disconnecting switch is supported in contact support, the contact
Bearing makes the static contact on each bus-bars conductor collinearly arrange.
9. the GIS bus devices with earthing switch described in any one according to claim 2 to 5, it is characterised in that：Institute
It states moving contact guiding movement to be assemblied on movable contact block and be conductively connected with movable contact block, the switch case is equipped with ground connection and touches
Head, is respectively equipped with the first busbar and the second busbar on the grounding contact and movable contact block, first busbar and the
The removable fixation of two busbars.
10. the GIS bus devices with earthing switch described in any one according to claim 2 to 5, it is characterised in that：
The static contact is located in the flange cylinder of the abutted flange bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810445066.XA CN108711805A (en) | 2018-05-10 | 2018-05-10 | GIS bus devices with earthing switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810445066.XA CN108711805A (en) | 2018-05-10 | 2018-05-10 | GIS bus devices with earthing switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108711805A true CN108711805A (en) | 2018-10-26 |
Family
ID=63867952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810445066.XA Pending CN108711805A (en) | 2018-05-10 | 2018-05-10 | GIS bus devices with earthing switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108711805A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111049085A (en) * | 2019-12-20 | 2020-04-21 | 平高集团有限公司 | Integrated VFTO measuring bus and bus barrel thereof |
| WO2022093153A1 (en) * | 2020-10-27 | 2022-05-05 | Eae Elektrik Asansor Endustrisi Insaat Sanayi Ve Ticaret Anonim Sirketi | Output box grounding device for power distribution lines |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202395319U (en) * | 2011-11-25 | 2012-08-22 | 中国西电电气股份有限公司 | Multifunctional bus connection structure for GIS (gas insulated switchgear) |
| CN103683083A (en) * | 2013-12-23 | 2014-03-26 | 昆明理工大学 | Isolated earth switch |
| CN204011230U (en) * | 2014-07-01 | 2014-12-10 | 山东泰开高压开关有限公司 | 252kV bus separate-box type GIS combined electrical apparatus novel bus earthed switch |
| CN106504931A (en) * | 2016-10-27 | 2017-03-15 | 平高集团威海高压电器有限公司 | Two-way disconnecting switch and the GIS switchgears using the two-way disconnecting switch |
| CN208094134U (en) * | 2018-05-10 | 2018-11-13 | 河南森源电气股份有限公司 | A kind of GIS bus devices with earthing switch |
-
2018
- 2018-05-10 CN CN201810445066.XA patent/CN108711805A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202395319U (en) * | 2011-11-25 | 2012-08-22 | 中国西电电气股份有限公司 | Multifunctional bus connection structure for GIS (gas insulated switchgear) |
| CN103683083A (en) * | 2013-12-23 | 2014-03-26 | 昆明理工大学 | Isolated earth switch |
| CN204011230U (en) * | 2014-07-01 | 2014-12-10 | 山东泰开高压开关有限公司 | 252kV bus separate-box type GIS combined electrical apparatus novel bus earthed switch |
| CN106504931A (en) * | 2016-10-27 | 2017-03-15 | 平高集团威海高压电器有限公司 | Two-way disconnecting switch and the GIS switchgears using the two-way disconnecting switch |
| CN208094134U (en) * | 2018-05-10 | 2018-11-13 | 河南森源电气股份有限公司 | A kind of GIS bus devices with earthing switch |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111049085A (en) * | 2019-12-20 | 2020-04-21 | 平高集团有限公司 | Integrated VFTO measuring bus and bus barrel thereof |
| CN111049085B (en) * | 2019-12-20 | 2021-05-25 | 平高集团有限公司 | Integrated VFTO measuring bus and bus barrel thereof |
| WO2022093153A1 (en) * | 2020-10-27 | 2022-05-05 | Eae Elektrik Asansor Endustrisi Insaat Sanayi Ve Ticaret Anonim Sirketi | Output box grounding device for power distribution lines |
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