CN101459010A - GW5 type isolation switch insulating support rotation limiting structure - Google Patents
GW5 type isolation switch insulating support rotation limiting structure Download PDFInfo
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- CN101459010A CN101459010A CNA2008101366236A CN200810136623A CN101459010A CN 101459010 A CN101459010 A CN 101459010A CN A2008101366236 A CNA2008101366236 A CN A2008101366236A CN 200810136623 A CN200810136623 A CN 200810136623A CN 101459010 A CN101459010 A CN 101459010A
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- insulation column
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- angle
- limiting structure
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- 238000002955 isolation Methods 0.000 title claims description 18
- 238000000034 method Methods 0.000 claims abstract description 12
- 230000008569 process Effects 0.000 claims abstract description 12
- 238000009413 insulation Methods 0.000 claims description 35
- 230000007246 mechanism Effects 0.000 claims description 12
- 230000008029 eradication Effects 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 4
- 230000005404 monopole Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 8
- 230000006872 improvement Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The invention discloses a GW5 type isolating switch insulating strut rotation limiting structure, which comprises a base, two insulating struts and a conductive part, wherein each monopole is formed by the base, the two insulating struts and the conductive part, a limiting plate is fixed on one insulating strut, and a limiting block is fixed on the base; when the isolating switch is switched off, the limiting plate rotates along with the insulating support and abuts against the limiting block, so that the insulating support cannot rotate continuously, and the rotating angle of the insulating support is not larger than the switching-on angle of the insulating support in the process. The invention can limit the rotation of the two insulating supports in each single pole when the GW5 type disconnecting switch is opened, and always limit the rotation angle of the two insulating supports in the opening process within the preset closing angle range, thereby ensuring that the two insulating supports can rotate in place in the next closing process of the disconnecting switch, effectively contacting two contacts on two conductive knife switches, and reliably completing closing.
Description
Technical field
The present invention relates to a kind of GW5 type isolation switch insulation column rotary position limiting structure.
Background technology
GW5 type isolating switch is the three-phase alternating current 50Hz outdoor high-voltage electric equipment that has been widely used in 35-110kV transformer station at present, main for the changing-over of high-tension line no-load, and the usefulness of electric equipment such as the high voltage bus that overhauled, circuit breaker and charged high-tension line being carried out electrical isolation.
This GW5 type isolating switch generally includes rack-mount a plurality of one poles, and each one pole is V-type twin columns horizontal gyrating type structure, is made up of base, two eradication edge pillars and current-carrying part.Described base is fixed on the rack beam, and on two bearing pedestals that eradication edge pillar is contained in respectively with base links to each other, and V-shaped layout, the angle of cut is generally 50 °.Operating mechanism is installed by connecting rod connection and the wherein rotation of an eradication edge pillar of control on the bracket upright post, two thoroughly do away with edge props up intercolumniation then mainly by a pair of bevel gear realization engaged transmission of being located in the base.Described current-carrying part generally includes two junction blocks and two conduction plug-in strips, two junction blocks are separately fixed at the top of two eradication edge pillars, two conduction plug-in strips then are separately fixed on two junction blocks, and are fixed with two contacts that cooperatively interact on the termination of two conduction plug-in strips.
When the operating mechanism on the bracket upright post moves, by connecting rod and bevel gear drive two thoroughly do away with the edge pillars and on two conduction plug-in strips turn round certain combined floodgate angle in opposite directions (this combined floodgate angle determined by operating mechanism, be generally 90 °), make two contacts touch and close, thereby finish combined floodgate in two centres of thoroughly doing away with the edge pillar.And main between a plurality of one poles in the same isolating switch, thereby realize simultaneously closing a floodgate by interpolar linkage realization mechanical linkage.
Yet the shortcoming that existing GW5 type isolating switch exists is: lack in arbitrary one pole at two and thoroughly do away with the rotary position limiting structure of edge pillars when the separating brake, make two to thoroughly do away with the edge pillars and often rotate excessively easily in the separating brake process, surpass predetermined combined floodgate angle; In next time formal making process, two thoroughly do away with the edge pillars and often can't rotate in place like this, cause effectively to touch between two contacts and close, finish combined floodgate reliably.
Summary of the invention
The present invention seeks to: a kind of GW5 type isolation switch insulation column rotary position limiting structure is provided, can be when the isolating switch separating brake to each one pole in two rotations that thoroughly do away with the edge pillars carry out spacingly, prevent effectively that their from rotating excessive and surpassing predetermined combined floodgate angle and cause isolating switch can't finish combined floodgate reliably next time.
Technical scheme of the present invention is: a kind of GW5 type isolation switch insulation column rotary position limiting structure, comprise that the base, two that constitutes each one pole thoroughly does away with edge pillar and current-carrying part, describedly wherein one thoroughly do away with on the edge pillar and be fixed with limiting plate, and be fixed with guide vane end stop on the described base; During the isolating switch separating brake, described limiting plate together rotates with insulation column and finally is resisted against and makes insulation column to be rotated further on the guide vane end stop, and the angle that insulation column turns in this process is not more than its combined floodgate angle that turns over.
The angle that insulation column described in the above-mentioned main technical schemes of the present invention turns in isolating switch separating brake process is further preferably identical with its combined floodgate angle that turns over.
This GW5 type isolation switch insulation column rotary position limiting structure of the present invention is the improvement of being done on existing GW5 type isolating switch, so the architectural feature of the GW5 type isolating switch that relates among the present invention is all with reference to prior art, be that base described in the present invention is fixed on the rack beam, and on two bearing pedestals that eradication edge pillar is contained in respectively with base links to each other, and V-shaped layout; Operating mechanism is installed by connecting rod connection and the wherein rotation of an eradication edge pillar of control on the bracket upright post, two thoroughly do away with edge props up intercolumniation then by a pair of bevel gear engaged transmission of being located in the base; Simultaneously described current-carrying part comprises that two are separately fixed at two and thoroughly do away with the junction block of edge post top portion and two and be separately fixed at two conduction plug-in strips on the junction block, and is fixed with two contacts that cooperatively interact on the termination of two conduction plug-in strips; When the operating mechanism on the bracket upright post moves, by connecting rod and bevel gear drive two thoroughly do away with the edge pillars and on two conduction plug-in strips turn round certain combined floodgate angle in opposite directions, close thereby make two contacts touch, finish the combined floodgate of isolating switch in two centres of thoroughly doing away with the edge pillar.
More preferably 50 ° in the angle of cut of two eradication edge pillars described in the present invention.
Combined floodgate angle described in the present invention determined by operating mechanism with prior art is the same, and more preferably 90 °.
The position of guide vane end stop described in the present invention further preferably is in the middle of two eradication edge pillars.
Advantage of the present invention is:
1. this GW5 type isolation switch insulation column rotary position limiting structure of the present invention, can be when the isolating switch separating brake to each one pole in two rotations that thoroughly do away with the edge pillars carry out spacing, thoroughly doing away with the anglec of rotation of edge pillars when the separating brake with two is limited in its predetermined combined floodgate angular range all the time, thereby guarantee that they can rotate in place in the making process next time of isolating switch, make effectively to touch between two contacts on two conduction plug-in strips and close, finish combined floodgate reliably.
2. this GW5 type isolation switch insulation column rotary position limiting structure of the present invention only needs to make improvements slightly just and can carry out on existing GW5 type isolating switch, and is convenient and practical.
Description of drawings
Below in conjunction with drawings and Examples the present invention is further described:
Fig. 1 is the structural representation of a kind of specific embodiment of the present invention;
Fig. 2 is the independent structure for amplifying schematic diagram of limiting plate among Fig. 1;
Fig. 3 is the upward view of Fig. 2;
Fig. 4 is the independent structure for amplifying schematic diagram of guide vane end stop among Fig. 1;
Fig. 5 is the left view of Fig. 4;
Fig. 6 is the vertical view of Fig. 4.
Wherein: 1, base; 2, insulation column; 2 ', insulation column; 3, limiting plate; 31, installation portion; 311, installing hole; 32, stopper; 4, guide vane end stop; 41, installation portion; 411, installing hole; 42, stopper; 5, bearing pedestal; 5 ', bearing pedestal; 6, junction block; 6 ', junction block; 7, conduction plug-in strip; 7 ', the conduction plug-in strip; 8, rack beam; 9, bracket upright post; 10, operating mechanism; 11, connecting rod.
Embodiment
Embodiment: in conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 with Figure 6 shows that a kind of embodiment of GW5 type isolation switch insulation column rotary position limiting structure of the present invention, it comprises a rack-mount GW5 type isolating switch one pole, this GW5 type isolating switch one pole by base 1, two thoroughly do away with edge pillars 2,2 ' and current-carrying part constitute.Described base 1 is fixed on the rack beam 8, two thoroughly do away with edge pillars 2,2 ' respectively be contained in the bearing pedestal 5,5 that links to each other with base 1 ' on, and V-shaped layout, the angle of cut is 50 °.Be equipped with on the bracket upright post 9 that operating mechanism 10 connects by connecting rod 11 and a wherein rotation that thoroughly does away with edge pillar 2 of control, two thoroughly do away with edge pillars 2,2 ' then by a pair of bevel gear engaged transmission of being located in the base 1.Simultaneously described current-carrying part comprise two be separately fixed at two junction blocks 6,6 that thoroughly do away with edge pillars 2,2 ' top ' and two be separately fixed at two junction blocks 6,6 ' on conduction plug-in strip 7,7 ', and two conduction plug-in strips 7,7 ' the termination on be fixed with two contacts that cooperatively interact.Present embodiment is fixed with limiting plate 3 on described insulation column 2, and is fixed with the guide vane end stop 4 that is positioned at two insulation columns 2,2 ' middle on base 1.
Specifically in conjunction with Fig. 2, shown in Figure 3, described limiting plate 3 is formed by the whole bending and molding of quality steel plate, by installation portion 31 with constitute with installation portion 31 vertical stopper 32 two parts, wherein have installing hole 311 on the installation portion 31, together rotate with insulation column 2 thereby can be fixed on the insulation column 2 by bolt or other securing member, stopper 32 then is mainly used to act on mutually with guide vane end stop 4.
Again in conjunction with Fig. 4, Fig. 5 and shown in Figure 6, described guide vane end stop 4 is formed through the machine work moulding by the high-quality steel part, be inverted T shape, equally by installation portion 41 with constitute with installation portion 41 vertical stopper 42 two parts, wherein also have installing hole 411 on the installation portion 41, thereby can be fixed on the base 1 by bolt or other securing member; Stopper 42 then be used for stopping on the limiting plate 3 stopper 32 with the restriction insulation column 2 rotation.
When 10 actions of the operating mechanism on the bracket upright post 9, drive insulation column 2 by connecting rod 11 and rotate certain combined floodgate angle in the present embodiment, this combined floodgate angle is determined by operating mechanism 10, in the present embodiment is 90 °; Simultaneously another thoroughly does away with edge pillar 2 ' then 90 ° of backward rotation under the engaged transmission effect between base 1 interior two bevel gears.Two thoroughly do away with edge pillars 2,2 ' rotation drive two conduction plug-in strips 7, the 7 ' rotation that is fixed on above them, final make be fixed on two conduction plug-in strips 7, the 7 ' termination two contacts two thoroughly do away with edge pillars 2,2 ' the centre touch and close, finish the combined floodgate of isolating switch.And when the isolating switch separating brake, limiting plate described in the present embodiment 3 rotates and finally is resisted against with insulation column 2 and makes insulation column 2 can't be rotated further (just like state shown in Figure 1) on the guide vane end stop 4, and the angle that insulation column 2 turns in this process also is 90 ° with aforementioned switching angle degree is identical.
The described this GW5 type isolation switch insulation column rotary position limiting structure of present embodiment, by limiting plate 3 and guide vane end stop 4 with two anglecs of rotation of thoroughly doing away with edge pillars 2,2 ' when the isolating switch separating brake limit same they predetermined combined floodgate angle is identical is 90 °, thereby guarantee that they can rotate in place in the making process next time of isolating switch, make two conduction plug-in strips 7,7 ' on two contacts between can effectively touch and close, finish combined floodgate reliably.
And the described this GW5 type isolation switch insulation column rotary position limiting structure of present embodiment only needs to make improvements slightly just and can carry out on existing GW5 type isolating switch, and is very convenient and practical.
Claims (6)
1. GW5 type isolation switch insulation column rotary position limiting structure, comprise that the base (1), two that constitutes each one pole thoroughly does away with edge pillar (2,2 ') and current-carrying part, it is characterized in that describedly wherein one thoroughly doing away with on the edge pillar (2) and being fixed with limiting plate (3), and be fixed with guide vane end stop (4) on the described base (1); During the isolating switch separating brake, described limiting plate (3) together rotates and finally is resisted against with insulation column (2) and makes on the guide vane end stop (4) that insulation column (2) can't be rotated further, and the angle that insulation column in this process (2) turns over is not more than its combined floodgate angle that turns over.
2. GW5 type isolation switch insulation column rotary position limiting structure according to claim 1 is characterized in that the angle that described insulation column (2) turns over is identical with the combined floodgate angle that it turns in isolating switch separating brake process.
3. GW5 type isolation switch insulation column rotary position limiting structure according to claim 1 and 2, it is characterized in that described base (1) is fixed on the rack beam (8), two thoroughly do away with edge pillar (2,2 ') is contained in respectively on the bearing pedestal (5,5 ') that links to each other with base (1), and V-shaped layout; Operating mechanism (10) is installed by connecting rod (11) connection and the wherein rotation of an eradication edge pillar (2) of control on the bracket upright post (9), two thoroughly do away with between edge pillars (2,2 ') then by a pair of bevel gear engaged transmission of being located in the base (1); Described current-carrying part comprises two junction block (6,6 ') and two conduction plug-in strips (7,7 ') that are separately fixed on two junction blocks (6,6 ') that are separately fixed at two eradication edge pillar (2,2 ') tops simultaneously, and is fixed with two contacts that cooperatively interact on the termination of two conduction plug-in strips (7,7 '); When the operating mechanism (10) on the bracket upright post (9) moves, by connecting rod (11) and bevel gear drive two thoroughly do away with edge pillars (2,2 ') and on two conduction plug-in strips (7,7 ') turn round certain combined floodgate angle in opposite directions, close thereby two contacts are touched in two centres of thoroughly doing away with edge pillar (2,2 '), finish the combined floodgate of isolating switch.
4. GW5 type isolation switch insulation column rotary position limiting structure according to claim 3 is characterized in that described two angles of cut that thoroughly do away with edge pillar (2,2 ') are 50 °.
5. GW5 type isolation switch insulation column rotary position limiting structure according to claim 3 is characterized in that described combined floodgate angle is 90 °.
6. GW5 type isolation switch insulation column rotary position limiting structure according to claim 3 is characterized in that described guide vane end stop (4) is in the middle of two eradication edge pillars (2,2 ').
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101366236A CN101459010A (en) | 2008-12-18 | 2008-12-18 | GW5 type isolation switch insulating support rotation limiting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101366236A CN101459010A (en) | 2008-12-18 | 2008-12-18 | GW5 type isolation switch insulating support rotation limiting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101459010A true CN101459010A (en) | 2009-06-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008101366236A Pending CN101459010A (en) | 2008-12-18 | 2008-12-18 | GW5 type isolation switch insulating support rotation limiting structure |
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| Country | Link |
|---|---|
| CN (1) | CN101459010A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106773983A (en) * | 2016-12-29 | 2017-05-31 | 中国西电电气股份有限公司 | A kind of intelligent operating mechanism and control method |
| CN112038133A (en) * | 2020-07-16 | 2020-12-04 | 湖南长高高压开关集团股份公司 | Method and device for detecting switching-on and switching-off in place of double-column horizontal rotary isolating switch |
-
2008
- 2008-12-18 CN CNA2008101366236A patent/CN101459010A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106773983A (en) * | 2016-12-29 | 2017-05-31 | 中国西电电气股份有限公司 | A kind of intelligent operating mechanism and control method |
| CN112038133A (en) * | 2020-07-16 | 2020-12-04 | 湖南长高高压开关集团股份公司 | Method and device for detecting switching-on and switching-off in place of double-column horizontal rotary isolating switch |
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Open date: 20090617 |