CN203644645U - Outdoor high-voltage vacuum load switch-fuse combined electrical appliance - Google Patents
Outdoor high-voltage vacuum load switch-fuse combined electrical appliance Download PDFInfo
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- CN203644645U CN203644645U CN201320712871.7U CN201320712871U CN203644645U CN 203644645 U CN203644645 U CN 203644645U CN 201320712871 U CN201320712871 U CN 201320712871U CN 203644645 U CN203644645 U CN 203644645U
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Abstract
The utility model provides an outdoor high-voltage vacuum load switch-fuse combined electrical appliance which has stable performance and wide application scope. The outdoor high-voltage vacuum load switch-fuse combined electrical appliance comprises a frame, an isolation switch, a fuse, and so on, and is characterized in that the isolation switch and the fuse are disposed on two sides of the frame respectively; a vacuum load switch is disposed on an upper part of the frame; and the isolation switch, the fuse and the vacuum load switch are in triangular arrangement. The frame is further provided with an operating mechanism. A five-prevention program lock is disposed below the operating mechanism. Live sensors are disposed on two sides of the frame. A moving contact of the vacuum load switch adopts a double-guidance apparatus. a guiding connecting rod which is connected with a vacuum load tube maintains horizontal movement. Therefore, a technical problem of horizontally installing the vacuum load tube is solved, and the performance and the service life of the vacuum load switch are ensured. The outdoor high-voltage vacuum load switch-fuse combined electrical appliance is suitable for occasions in remote areas and under remote operation, like a wind power generation field, and a user can comprehensively master the equipment status of the whole wind power generation field in a control room.
Description
Technical field
The utility model relates to high voltage electric equipment device technology field, relates in particular to a kind of novel indoor high-voltage vacuum on-load switch-high-tension fuse combined electrical apparatus.
Background technology
As everyone knows, indoor high-voltage vacuum on-load switch-fuse combined electric apparatus is a kind of high-voltage switch electric appliance generally using, but is used for greatly the Simple switch of 10kV electric pressure, and this type of switch of 40.5kV electric pressure is relatively less.
The total arrangement of existing 40.5kV Voltage Class electrical equipment is divided into two classes substantially, one class is monolateral layout, (seeing Fig. 1 and Fig. 2) is the side that all functions parts and operating mechanism are arranged in frame, this class combined electrical apparatus is relatively simple for structure, but volume is larger, transport and installation are inconvenient, are mainly move and operate very inconvenient, the in the situation that of can not be charged in high-pressure side, change the fuse burning.Use is very limited.The bilateral layout of another kind of routine, (seeing Fig. 3 and Fig. 4) isolating switch and on-load switch, fuse is arranged in the both sides of frame, use more convenient, performance also can, still, the one, volume is large, poor reliability.The 2nd, can not meet the requirement of " five is anti-".
These two kinds of combined electrical apparatuses, have a common problem, are exactly that isolating switch and earthed switch link, can not operate respectively, can only meet the operation of normal operating condition, can not be in the time breaking down, the personal safety of guarantee equipment, there is certain defect, can not meet the requirement of " five is anti-" completely, due to the restriction of volume, this two classes combined electrical apparatus is at insulation distance, voltage withstand class aspect, selects all smallerly, and the scope of application is restricted.
For operating mechanism: existing combined electrical apparatus is mainly manual operation, have some can be manually and electric operating, but operating mechanism be fairly simple, poor reliability, performance is stable not.With respect to wind power plant, be located in remotely, vast in territory, taking remote control operation as main technical requirement, existing combined electrical apparatus, uses quite inadequate.
Summary of the invention
In order to solve the problems of the technologies described above, the utility model provides a kind of stable performance, indoor high-voltage vacuum on-load switch-fuse combined electric apparatus applied widely, comprise frame, isolating switch, fuse and vacuum load switch, it is characterized in that described isolating switch and fuse are arranged in the both sides of frame, vacuum load switch is arranged in the top of frame, three parts are triangularly arranged, in described frame, be also provided with operating mechanism, described operating mechanism below is provided with five-proof program lock, described frame both sides are provided with electrified sensor, the electrified sensor that is positioned at fuse one side is connected with fuse lower end, the vacuum-load pipe that described vacuum load switch is installed by insulator and the level of angle mount forms, described vacuum-load pipe one end is connected with insulator by fixed contact box, the vacuum-load pipe other end is connected with insulator by moving contact box, described moving contact box below is provided with insulated tension pole, described moving contact box, two guiders are adopted, the guide bearing of the connection vacuum-load pipe of described vacuum load switch keeps horizontal movement, on described guide bearing, be provided with directive slide track, described directive slide track is connected with insulated tension pole by jockey.
The beneficial effects of the utility model are: isolating switch and earthed switch, fuse is arranged in the both sides of frame, vacuum load switch is arranged in the top of frame, three parts are triangularly arranged, such layout has effectively reduced the volume of box type transformer, reduce manufacturing cost, main transport of giving box type transformer, installation provides great convenience, the moving contact box of vacuum load switch, two guiders are adopted, the guide connecting rod that connects vacuum-load pipe keeps horizontal movement, solve the technical problem that vacuum-load pipe level is installed, ensure the performance and used life of vacuum load switch.
Due to leg-of-mutton layout, can there be enough spaces to arrange electric equipment element, obtain maximum insulation distance.Actual measurement minimum insulation distance is greater than 360 millimeters, and 300 millimeters and 340 millimeters of common combined electrical apparatuses.Insulation distance is large, and the scope of application of combined electrical apparatus has been expanded, general design, and the scope of application is at height above sea level below 1000 meters, and the scope of application of this practicality is at height above sea level below 2500 meters.
Due to the leg-of-mutton layout of the utility model, isolating switch and fuse be in the both sides of frame, the in the situation that of charged in high-pressure side, as long as pull open isolating switch, and the fuse that replacing that just can safety is burnt, very easy to use, practicality.
The operating mechanism of general on-load switch is the mounting means of clamping plate type, and the performance of mechanism is stable not, the poor reliability of operation some.Operating mechanism of the present utility model, employing be the brand new of frame-type, Stability Analysis of Structures, dependable performance, field adjustable is simple, can realize the life-cycle non-maintaining.Operating mechanism can on-the-spot electric operating, manual operation.Particularly be applicable to remote operation, while operation in the distance, the service position of indication mechanism exactly, state, can carry out energy storage, closes a floodgate, separating brake, operation.Be specially adapted to wind power plant scarcely populated, region is remote, uses as main place taking remote operation, in control room, to the status of equipment of whole wind energy turbine set, controls comprehensively.
Brief description of the drawings
Fig. 1 is the monolateral layout front view of the total arrangement of existing 40.5kV Voltage Class electrical equipment;
Fig. 2 is the monolateral layout left view of the total arrangement of existing 40.5kV Voltage Class electrical equipment;
Fig. 3 is the bilateral layout front view of the total arrangement of existing 40.5kV Voltage Class electrical equipment;
Fig. 4 is the bilateral layout left view of the total arrangement of existing 40.5kV Voltage Class electrical equipment;
Fig. 5 is the structural representation of the utility model triangular layout;
Fig. 6 is the left view of the utility model triangular layout;
Fig. 7 is the structure enlarged drawing of the utility model vacuum-load pipe;
Fig. 8 is the structure enlarged drawing of the two guiders of the utility model.
Wherein, 1-frame, 2-isolating switch, 3-fuse, 4-vacuum load switch, 5-operating mechanism, 6-five-proof program lock, 7-electrified sensor, 8-insulator, 9-vacuum-load pipe, 10-fixed contact box, 11-moving contact box, 12-insulated tension pole, 13-guide bearing, 14-directive slide track.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail;
As shown in Fig. 5 to Fig. 8, isolating switch 2 and fuse 3 are arranged in the both sides of frame 1, vacuum load switch 4 is arranged in the top of frame 1, three parts are triangularly arranged, in frame 1, be also provided with operating mechanism 5, operating mechanism 5 belows are provided with five-proof program lock 6, frame 1 both sides are provided with electrified sensor 7, the electrified sensor 7 that is positioned at fuse 3 one sides is connected with fuse 3 lower ends, the vacuum-load pipe 9 that vacuum load switch 4 is installed by insulator 8 and the level of angle mount forms, vacuum-load pipe 9 one end are connected with insulator 8 by fixed contact box 10, vacuum-load pipe 9 other ends are connected with insulator 8 by moving contact box 11, moving contact box 11 belows are provided with insulated tension pole 12, moving contact box 11, two guiders are adopted, the guide bearing 13 of the connection vacuum-load pipe 9 of vacuum load switch 4 keeps horizontal movement, on guide bearing 13, be provided with directive slide track 14, directive slide track 14 is connected with insulated tension pole 12 by jockey.
1, the former design of the utility model is the indoor high-voltage load switch for wind power station step-up transformer, also can be for corresponding switch place.
2, the scope of application of the present utility model is: voltage 40.5kV, and electric current 1250A, below operation-current 31.5kA, transfer current 3150A.
(illustrate: " five is anti-" is five the fixed operational procedures of safety for ensureing the person and equipment, requires relevant power equipment in operating function, to meet relevant requirement.Five anti-concrete regulations are:
1, prevent from dividing and closing circuit breaker (on-load switch) by mistake by mistake,
2, prevent on-load deciliter isolating switch,
3, prevent the charged earthed switch that closes,
4, prevent that line with ground from closing circuit breaker (on-load switch),
5, prevent mistakenly entering charged chamber.
Five-proof program lock is strictly by the requirement design of " five anti-regulations ", and follow procedure operation can be avoided the generation of five accident preventions completely.）
Isolating switch 2 and earthed switch, fuse 3 is arranged in the both sides of frame 1, vacuum load switch 4 is arranged in the top of frame 1, three parts are triangularly arranged, such layout has effectively reduced the volume of box type transformer, reduce manufacturing cost, main transport of giving box type transformer, installation provides great convenience, the moving contact box 11 of vacuum load switch 4, two guiders are adopted, the guide connecting rod that connects vacuum-load pipe 9 keeps horizontal movement, solve the technical problem that vacuum-load pipe 9 levels are installed, ensure the performance and used life of vacuum load switch 4.Due to leg-of-mutton layout, can there be enough spaces to arrange electric equipment element, obtain maximum insulation distance.Actual measurement minimum insulation distance is greater than 360 millimeters, and 300 millimeters and 340 millimeters of common combined electrical apparatuses.Insulation distance is large, and the scope of application of combined electrical apparatus has been expanded, general design, and the scope of application is at height above sea level below 1000 meters, and the scope of application of this practicality is at height above sea level below 2500 meters.Due to the leg-of-mutton layout of the utility model, isolating switch 2 and fuse 3 be in the both sides of frame 1, the in the situation that of charged in high-pressure side, as long as pull open isolating switch 2, and the fuse 3 that replacing that just can safety is burnt, very easy to use, practicality.The operating mechanism 5 of general on-load switch is the mounting means of clamping plate type, and the performance of mechanism is stable not, the poor reliability of operation some.Operating mechanism 5 of the present utility model, employing be the brand new of frame-type, Stability Analysis of Structures, dependable performance, field adjustable is simple, can realize the life-cycle non-maintaining.Operating mechanism 5 can on-the-spot electric operating, manual operation.Particularly be applicable to remote operation, while operation in the distance, the service position of indication mechanism exactly, state, can carry out energy storage, closes a floodgate, separating brake, operation.Be specially adapted to wind power plant scarcely populated, region is remote, uses as main place taking remote operation, in control room, to the status of equipment of whole wind energy turbine set, controls comprehensively.
Claims (1)
1. indoor high-voltage vacuum on-load switch-fuse combined electric apparatus, comprise frame (1), isolating switch (2), fuse (3) and vacuum load switch (4), it is characterized in that described isolating switch (2) and fuse (3) are arranged in the both sides of frame (1), vacuum load switch (4) is arranged in the top of frame (1), three parts are triangularly arranged, in described frame (1), be also provided with operating mechanism (5), described operating mechanism (5) below is provided with five-proof program lock (6), described frame (1) both sides are provided with electrified sensor (7), the electrified sensor (7) that is positioned at fuse (3) one sides is connected with fuse (3) lower end, the vacuum-load pipe (9) that described vacuum load switch (4) is installed by insulator (8) and the level of angle mount forms, described vacuum-load pipe (9) one end is connected with insulator (8) by fixed contact box (10), vacuum-load pipe (9) other end is connected with insulator (8) by moving contact box (11), described moving contact box (11) below is provided with insulated tension pole (12), described moving contact box (11), two guiders are adopted, the guide bearing (13) of the connection vacuum-load pipe (9) of described vacuum load switch (4) keeps horizontal movement, on described guide bearing (13), be provided with directive slide track (14), described directive slide track (14) is connected with insulated tension pole (12) by jockey.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320712871.7U CN203644645U (en) | 2013-11-12 | 2013-11-12 | Outdoor high-voltage vacuum load switch-fuse combined electrical appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320712871.7U CN203644645U (en) | 2013-11-12 | 2013-11-12 | Outdoor high-voltage vacuum load switch-fuse combined electrical appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203644645U true CN203644645U (en) | 2014-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320712871.7U Expired - Fee Related CN203644645U (en) | 2013-11-12 | 2013-11-12 | Outdoor high-voltage vacuum load switch-fuse combined electrical appliance |
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| CN (1) | CN203644645U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103745874A (en) * | 2013-11-12 | 2014-04-23 | 天津威乐斯机电有限公司 | Indoor high-voltage vacuum load switch-fuse combined electrical apparatus |
| CN118352205A (en) * | 2024-06-17 | 2024-07-16 | 浙江正泰电气科技有限公司 | Combined structure of breaker and isolating switch and switch cabinet |
-
2013
- 2013-11-12 CN CN201320712871.7U patent/CN203644645U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103745874A (en) * | 2013-11-12 | 2014-04-23 | 天津威乐斯机电有限公司 | Indoor high-voltage vacuum load switch-fuse combined electrical apparatus |
| CN118352205A (en) * | 2024-06-17 | 2024-07-16 | 浙江正泰电气科技有限公司 | Combined structure of breaker and isolating switch and switch cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140611 Termination date: 20211112 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |