CN203491176U - Gas-insulated and metal-enclosed switch equipment - Google Patents
Gas-insulated and metal-enclosed switch equipment Download PDFInfo
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- CN203491176U CN203491176U CN201320670007.5U CN201320670007U CN203491176U CN 203491176 U CN203491176 U CN 203491176U CN 201320670007 U CN201320670007 U CN 201320670007U CN 203491176 U CN203491176 U CN 203491176U
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- contact
- switch
- grounding
- grounding switch
- moving contact
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Abstract
The utility model discloses gas-insulated and metal-enclosed switch equipment. The gas-insulated and metal-enclosed switch equipment comprises a three-station disconnecting switch assembly and a rapid grounding switch assembly, the three-station disconnecting switch assembly comprises a moving contact mechanism, a static contact mechanism, a transmission mechanism and a grounding mechanism, the transmission mechanism is connected with the moving contact mechanism in a cooperation manner, the rapid grounding switch assembly comprises a swing mechanism, grounding switch moving contacts and a grounding insulating part, the swing mechanism is connected with the grounding switch moving contacts, the grounding switch moving contacts are connected with the grounding insulating part, and the grounding switch moving contacts are arranged in a linear manner. According to the gas-insulated and metal-enclosed switch equipment, the surface of a rapid grounding switch shell flange and the surface of a three-station disconnecting grounding switch shell flange are tightly attached, the two assemblies are positioned in the same gas chamber, the two assemblies are integrated to a unit in an organic manner, the wholes structure is compact, the whole size is small, and the requirement of single-phase reclosing of a breaker for customers can be satisfied.
Description
Technical field
The utility model belongs to high-voltage switch gear technical field, is specifically related to a kind of Cubicle Gas-Insulated Switchgear.
Background technology
At present, Cubicle Gas-Insulated Switchgear is in electric power system, to be used for the important comprehensive function complete set of equipments of switching regular link or faulty line, general gas flow insulated metal closed switch equipment is stand-alone assembly with three station isolation grounding switchs and high speed grounding switch, thereby both isolate respectively in two air chambers (as shown in Figure 1) by disc insulator in Main Wire Connection Scheme.This complex structure, part is of a great variety, and volume is large, and cost is high, and the market competitiveness is not enough.
Traditional isolating switch and earthed switch shared volume ratio in gas insulation metal seal combined electrical apparatus is larger.Excessive volume, is not only unfavorable for installation and the use of gas insulation metal seal combined electrical apparatus, also makes the adverse effects such as the large and easy misoperation of poor stability, the floor space of gas insulation metal seal combined electrical apparatus.The isolating switch operating mechanism that separate relative to earthed switch and corresponding independently moving contact complete separating brake, closing operation, zero device of gas insulation metal seal combined electrical apparatus is increased, product cost increases, and is but difficult to meet the structural requirement of gas insulation metal seal combined electrical apparatus.
Publication number is that the Chinese patent of CN201204149 discloses a kind of composite straight line style isolating switch with high speed grounding switch, this construction of switch is placed in three station isolation grounding switch parts and high speed grounding switch parts in same metal shell altogether, structure is more novel, but it has only utilized the flange-interface at two ends, left and right, the flange-interface at upper and lower two ends is in idle state.
Publication number is that the Chinese patent of CN101320647 discloses a kind of composite perpendicular type isolating switch with high speed grounding switch, by high speed grounding switch part, flange-interface and the perpendicular type isolating switch by isolating switch housing level one side is partly compounded in same housing this construction of switch, the upper and lower two ends of this structure can connect element, when arranging in line side, need the another corner busbar modules that increases, additionally increased cost, and cause line side bus cannot be arranged in same horizontal plane, while therefore applying in line side, have its limitation.
Summary of the invention
For the existing above-mentioned technical problem of prior art, the utility model provides a kind of Cubicle Gas-Insulated Switchgear, simple and compact for structure, and overall volume is little, and interface connected mode is various, and is suitable for line side layout.
A Cubicle Gas-Insulated Switchgear, comprising: tri-station isolating switch assembly and high speed grounding switch assembly;
Described tri-station isolating switch assembly comprises three station housings, in three described station housings, includes dynamic contact mechanism, static contact mechanism, transmission mechanism and earthing mechanism; Left insulator, right insulator and lower insulator are installed on three station housings; Described transmission mechanism and dynamic contact mechanism are connected;
Described dynamic contact mechanism is located on left insulator, and static contact mechanism is located on right insulator and lower insulator, and earthing mechanism is located on three station housings;
Described high speed grounding switch assembly is installed on three station housings, and it comprises earthed switch housing; In described earthed switch housing, include swing mechanism, moving contact of grounding switch and ground insulation part; Described swing mechanism is connected with moving contact of grounding switch, described moving contact of grounding switch is connected with ground insulation part, described ground insulation part is installed on earthed switch housing, described moving contact of grounding switch be that in-line is arranged and one end through three station housings over against static contact mechanism.
Described transmission mechanism comprises the rotating shaft that gear and driven gear rotate.
Described dynamic contact mechanism comprises movable contact block and moving contact, and described movable contact block is installed on left insulator, and described moving contact is nested in movable contact block by guide, and one is rectified static contact mechanism, and the other end is over against earthing mechanism;
Described moving contact is provided with tooth bar, and described tooth bar is fixed by alignment pin and is meshed with the gear in transmission mechanism.
Described static contact mechanism comprises the first conductor, the second conductor, static contact isolation switch and static contact of grounding switch; The first described conductor is installed on lower insulator, the second conductor is installed on right insulator, the second conductor is connected with the first conductor, described static contact isolation switch is installed on the first conductor and over against dynamic contact mechanism, and static contact of grounding switch is installed on the upper end of the first conductor and over against high speed grounding switch assembly.
On described static contact of grounding switch, cover has radome.
Described earthing mechanism comprises grounding contact and ground insulation, and described grounding contact is installed on three station housings and over against dynamic contact mechanism by ground insulation.
Described swing mechanism comprises:
Rotating shaft, its one end and earthed switch housing are rotationally connected;
Connecting lever, it is installed in rotating shaft;
Connecting rod, its one end is connected with connecting lever, and the other end is connected with moving contact of grounding switch by support.
Three described station housings are provided with the moving contact supporter that guiding moving contact of grounding switch runs through, and described moving contact supporter is isolated by ring flange and three station housings.
Described moving contact of grounding switch is connected with ground insulation part by copper bar.
Lightning arrester is all equipped with in described left insulator, right insulator and lower insulator outside.
The utility model tri-station isolating switch assembly drives moving contact to slide up and down by rotating shaft, when moving contact is positioned at movable contact block, three station isolation grounding switchs are realized " isolating switch divides, earthed switch divide " function, in moving contact is inserted into static contact isolation switch, realized " keep apart and close, earthed switch divides " function, in moving contact is inserted into grounding contact, realized " isolating switch divides, and earthed switch closes " function.High speed grounding switch assembly drives connecting lever to rotate by rotating shaft, by connecting rod, drives moving contact of grounding switch directly moving up and down.When moving contact of grounding switch is positioned at moving contact supporter, realized " high speed grounding switch divides " function, in moving contact of grounding switch is inserted into static contact of grounding switch, realized " high speed grounding switch closes " function.
Therefore the beneficial effects of the utility model are as follows:
(1) high speed grounding switch moving contact three utmost points are " in-line " layout, simple in structure, easy for installation.
Between (2) three station grounding switch fixed contacts and moving contact of grounding switch, save a disc insulator, reduced material cost, made overall volume smaller and more exquisite, when reducing aeration quantity, also saved SF6 gas usage.
(3) expand the interface diversity of three station isolation grounding switchs, made it more appropriate to the layout in line side.
Accompanying drawing explanation
Fig. 1 is the structural representation of traditional Cubicle Gas-Insulated Switchgear.
Fig. 2 is the structural representation of the utility model switchgear.
Embodiment
In order more specifically to describe the utility model, below in conjunction with the drawings and the specific embodiments, the technical solution of the utility model is elaborated.
As shown in Figure 2, a kind of Cubicle Gas-Insulated Switchgear, comprises tri-station isolating switch assembly and high speed grounding switch assembly; Wherein:
Tri-station isolating switch assembly comprises in three station housing 9, three station housings 9 and includes dynamic contact mechanism, static contact mechanism, transmission mechanism and earthing mechanism; Left insulator 2, right insulator 13 and lower insulator 10 are installed on three station housings 9; Transmission mechanism and dynamic contact mechanism are connected; Dynamic contact mechanism is located on left insulator 2, and static contact mechanism is located on right insulator 13 and lower insulator 10, and earthing mechanism is located on three station housings 9; Lightning arrester 16 is all equipped with in left insulator 2, right insulator 13 and lower insulator 10 outsides.
Transmission mechanism comprises the rotating shaft 5 that gear 7 and driven gear 7 rotate.Dynamic contact mechanism comprises movable contact block 6 and moving contact 4, and movable contact block 6 is installed on left insulator 2, and moving contact 4 is nested in movable contact block 6 by guide 21, and one is rectified static contact mechanism, and the other end is over against earthing mechanism; Moving contact 4 is provided with tooth bar 11, and tooth bar 11 is fixed by alignment pin and is meshed with the gear 7 in transmission mechanism.Static contact mechanism comprises the first conductor 12, the second conductor 14, static contact isolation switch 8 and static contact of grounding switch 18; The first conductor 12 is installed on lower insulator 10, the second conductor 14 is installed in the contact base 15 on right insulator 13, the second conductor 14 be connected with the first conductor 12 (being connected by screw between two conductors), static contact isolation switch 8 is installed on the first conductor 12 and over against dynamic contact mechanism, static contact of grounding switch 18 is installed on the upper end of the first conductor 12 and over against high speed grounding switch assembly, on earthed switch stationary contact 18, cover has radome 17.Earthing mechanism comprises grounding contact 3 and ground insulation 1, and grounding contact 3 is installed on three station housings 9 and over against dynamic contact mechanism by ground insulation 1.
Tri-station isolating switch assembly drives moving contact 4 to slide up and down by rotating shaft 5, when moving contact 4 is positioned at movable contact block 6, three station isolation grounding switchs are realized " isolating switch divides, earthed switch divide " function, in moving contact 4 is inserted into static contact isolation switch 8, realized " keep apart and close, earthed switch divides " function, in moving contact 4 is inserted into grounding contact 3, realized " isolating switch divides, and earthed switch closes " function.
High speed grounding switch assembly is installed on three station housings 9, and it comprises earthed switch housing 25; In earthed switch housing 25, include swing mechanism, moving contact of grounding switch 19 and ground insulation part 23; Swing mechanism is connected with moving contact of grounding switch 19, moving contact of grounding switch 19 is connected with ground insulation part 23 by copper bar 24, ground insulation part 23 is installed on earthed switch housing 25, moving contact of grounding switch 19 be that in-line is arranged and one end through three station housings 9 over against static contact mechanism.
9 face laminatings of earthed switch housing 25 and three station housings, simultaneously by bolted, make tri-station isolating switch assembly and high speed grounding switch assembly organically blend into a unit combination.
Swing mechanism comprises rotating shaft 28, connecting lever 27 and connecting rod 26; Rotating shaft 28 one end and earthed switch housing 25 are rotationally connected, and connecting lever 27 is installed in rotating shaft 28, and connecting rod 26 one end are connected with connecting lever 27, and the other end is connected with moving contact of grounding switch 19 by support.Three station housings 9 are provided with the moving contact supporter 20 that guiding moving contact of grounding switch 19 runs through, and moving contact supporter 20 is by ring flange 22 and three station housing 9 isolation.
High speed grounding switch assembly drives connecting lever 27 rotations by rotating shaft 28, by connecting rod 26, drives moving contact of grounding switch 19 directly moving up and down.When moving contact of grounding switch 19 is positioned at moving contact supporter 20, realized " high speed grounding switch divides " function, in moving contact of grounding switch 19 is inserted into static contact of grounding switch 18, realized " high speed grounding switch closes " function.
Claims (10)
1. a Cubicle Gas-Insulated Switchgear, comprises tri-station isolating switch assembly and high speed grounding switch assembly; It is characterized in that:
Described tri-station isolating switch assembly comprises three station housings, in three described station housings, includes dynamic contact mechanism, static contact mechanism, transmission mechanism and earthing mechanism; Left insulator, right insulator and lower insulator are installed on three station housings; Described transmission mechanism and dynamic contact mechanism are connected;
Described dynamic contact mechanism is located on left insulator, and static contact mechanism is located on right insulator and lower insulator, and earthing mechanism is located on three station housings;
Described high speed grounding switch assembly is installed on three station housings, and it comprises earthed switch housing; In described earthed switch housing, include swing mechanism, moving contact of grounding switch and ground insulation part; Described swing mechanism is connected with moving contact of grounding switch, described moving contact of grounding switch is connected with ground insulation part by copper bar, described ground insulation part is installed on earthed switch housing, described moving contact of grounding switch be that in-line is arranged and one end through three station housings over against static contact mechanism.
2. switchgear according to claim 1, is characterized in that: described transmission mechanism comprises the rotating shaft that gear and driven gear rotate.
3. switchgear according to claim 2, it is characterized in that: described dynamic contact mechanism comprises movable contact block and moving contact, described movable contact block is installed on left insulator, described moving contact is nested in movable contact block by guide, one is rectified static contact mechanism, and the other end is over against earthing mechanism.
4. switchgear according to claim 3, is characterized in that: described moving contact is provided with tooth bar, and described tooth bar is fixed by alignment pin and is meshed with the gear in transmission mechanism.
5. switchgear according to claim 1, is characterized in that: described static contact mechanism comprises the first conductor, the second conductor, static contact isolation switch and static contact of grounding switch; The first described conductor is installed on lower insulator, the second conductor is installed on right insulator, the second conductor is connected with the first conductor, described static contact isolation switch is installed on the first conductor and over against dynamic contact mechanism, and static contact of grounding switch is installed on the upper end of the first conductor and over against high speed grounding switch assembly.
6. switchgear according to claim 1, is characterized in that: described earthing mechanism comprises grounding contact and ground insulation, and described grounding contact is installed on three station housings and over against dynamic contact mechanism by ground insulation.
7. switchgear according to claim 1, is characterized in that: described swing mechanism comprises:
Rotating shaft, its one end and earthed switch housing are rotationally connected;
Connecting lever, it is installed in rotating shaft;
Connecting rod, its one end is connected with connecting lever, and the other end is connected with moving contact of grounding switch by support.
8. switchgear according to claim 1, is characterized in that: three described station housings are provided with the moving contact supporter that guiding moving contact of grounding switch runs through, and described moving contact supporter is isolated by ring flange and three station housings.
9. switchgear according to claim 5, is characterized in that: on described static contact of grounding switch, cover has radome.
10. switchgear according to claim 1, is characterized in that: lightning arrester is all equipped with in described left insulator, right insulator and lower insulator outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320670007.5U CN203491176U (en) | 2013-10-28 | 2013-10-28 | Gas-insulated and metal-enclosed switch equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320670007.5U CN203491176U (en) | 2013-10-28 | 2013-10-28 | Gas-insulated and metal-enclosed switch equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203491176U true CN203491176U (en) | 2014-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320670007.5U Expired - Fee Related CN203491176U (en) | 2013-10-28 | 2013-10-28 | Gas-insulated and metal-enclosed switch equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN203491176U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104538235A (en) * | 2014-12-09 | 2015-04-22 | 平高集团有限公司 | Five-station disconnecting and earthing switch |
| CN109149432A (en) * | 2017-06-28 | 2019-01-04 | 河南平芝高压开关有限公司 | A kind of gas-insulating and fully-enclosed combined electrical apparatus and its isolation, earthing switch equipment |
| CN110445037A (en) * | 2019-08-23 | 2019-11-12 | 金华市秸和环保技术咨询有限公司 | A kind of outdoor low-voltage electric energy metering case protective device |
| CN112242266A (en) * | 2019-07-19 | 2021-01-19 | 武汉倍诺德开关有限公司 | Contact system of three-station isolating switch |
| CN112599375A (en) * | 2020-11-13 | 2021-04-02 | 许继（厦门）智能电力设备股份有限公司 | Alignment tool and assembly method for three-position switch |
-
2013
- 2013-10-28 CN CN201320670007.5U patent/CN203491176U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104538235A (en) * | 2014-12-09 | 2015-04-22 | 平高集团有限公司 | Five-station disconnecting and earthing switch |
| CN109149432A (en) * | 2017-06-28 | 2019-01-04 | 河南平芝高压开关有限公司 | A kind of gas-insulating and fully-enclosed combined electrical apparatus and its isolation, earthing switch equipment |
| CN112242266A (en) * | 2019-07-19 | 2021-01-19 | 武汉倍诺德开关有限公司 | Contact system of three-station isolating switch |
| CN110445037A (en) * | 2019-08-23 | 2019-11-12 | 金华市秸和环保技术咨询有限公司 | A kind of outdoor low-voltage electric energy metering case protective device |
| CN110445037B (en) * | 2019-08-23 | 2021-01-19 | 胜利油田物华实业发展有限公司 | Outdoor low-voltage electric energy metering box protection device |
| CN112599375A (en) * | 2020-11-13 | 2021-04-02 | 许继（厦门）智能电力设备股份有限公司 | Alignment tool and assembly method for three-position switch |
| CN112599375B (en) * | 2020-11-13 | 2023-06-20 | 许继（厦门）智能电力设备股份有限公司 | Alignment tool and assembly method of three-station switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140319 Termination date: 20171028 |
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| CF01 | Termination of patent right due to non-payment of annual fee |