CN202948881U - High voltage vacuum switch - Google Patents
High voltage vacuum switch Download PDFInfo
- Publication number
- CN202948881U CN202948881U CN 201220719583 CN201220719583U CN202948881U CN 202948881 U CN202948881 U CN 202948881U CN 201220719583 CN201220719583 CN 201220719583 CN 201220719583 U CN201220719583 U CN 201220719583U CN 202948881 U CN202948881 U CN 202948881U
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- lever
- driving
- auxiliary switch
- rod
- main shaft
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The present utility model discloses a high voltage vacuum switch. The switch comprises a shell body, a vacuum arc extinguishing mechanism, an operation mechanism and an auxiliary switch; the vacuum arc extinguishing mechanism comprises three horizontally arranged vacuum arc extinguishing chambers, and moving pull rods connected with a moving contact of each vacuum arc extinguishing chamber; the operation mechanism comprises a main shaft and three transmission assemblies, the main shaft is used for driving a corresponding moving pull rod to move back and forth through each transmission assembly; the operation mechanism also comprises a permanent magnetic type driving mechanism with a driving rod; the main shaft is provided with a driving connecting lever, the driving rod is used for driving the driving connecting lever to rotate back and forth through a lever assembly; the auxiliary switch is provided with a rotating shaft and an auxiliary switch connecting lever with a U-shaped lifting groove; the middle part of a driving lever is protruded to from a lifting rod, the outside end of the lifting rod is provided with a lifting block arranged in the U-shaped lifting groove, and when the lifting rod is rotated along with the driving lever, the auxiliary switch connecting lever is driven by the lifting block. The switch is compact and reasonable in structure, the integral volume is effectively reduced, and stability and reliability of work are enhanced.
Description
Technical field
The utility model belongs to high-pressure vacuum switch structure-design technique field, is specifically related to a kind of high-pressure vacuum switch.
Background technology
A kind of high-pressure vacuum switch has appearred on the market, comprise housing and three horizontally disposed vacuum interrupters that are arranged in housing, and adopt spring operation formula driving mechanism to realize the divide-shut brake action, its weak point is: spring operation formula driving mechanism parts are more, easily break down, and because spring operation formula driving mechanism volume is larger, need be arranged on the housing outer wall, cause integral body to take up room more, not only increased cost, bring all inconvenience also for transportation and installation.
The utility model content
The purpose of this utility model is to provide the comparatively reasonable compactness of a kind of structure, less high-pressure vacuum switch takes up room.
The technical scheme that realizes the utility model purpose is: a kind of high-pressure vacuum switch comprises housing, is arranged on vacuum interruption mechanism, operating mechanism and auxiliary switch in housing; Vacuum interruption mechanism comprises three horizontally disposed vacuum interrupters, the moving pull bar that is connected with moving contact in each vacuum interrupter; Operating mechanism comprises main shaft and three transmission components, and main shaft drives a corresponding moving pull bar by each transmission component and moves back and forth, and carries out the divide-shut brake action; Operating mechanism also comprises the permanent magnet type drive mechanism with drive rod; Permanent magnet type drive mechanism is built in housing, and drive rod is horizontally disposed with, and main shaft is positioned at above drive rod; Main shaft is provided with the driving connecting lever, and drive rod drives this driving connecting lever reciprocating rotation by a lever assembly; Lever assembly comprises an activation lever and a connecting rod, the middle part of activation lever is rotated and is arranged in housing, lower end and the drive rod of activation lever are rotationally connected, and an end of the upper end of activation lever and connecting rod is rotationally connected, and the other end of connecting rod is rotationally connected with the driving connecting lever; Auxiliary switch is provided with rotating shaft and is arranged on the auxiliary switch connecting lever with U-shaped allocating slot in this rotating shaft; The middle part of activation lever is also protruded and is formed a driving lever, the outboard end of driving lever also is provided with one perpendicular to the shifting block of driving lever, and this shifting block is arranged in the U-shaped allocating slot, and driving lever is in the process of rotating along with activation lever, its shifting block drives the auxiliary switch connecting lever, and then drives the rotating shaft rotation of auxiliary switch.
The utility model structure is compact and reasonable comparatively, replaces traditional spring operation formula driving mechanism by adopting built-in permanent magnet type drive mechanism, has effectively reduced overall volume, and has improved the reliability of work.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is the another kind of structural representation of high-pressure vacuum switch shown in Figure 1;
Fig. 3 is a kind of fundamental diagram of manual divide-shut brake in high-pressure vacuum switch shown in Figure 1;
Fig. 4 is a kind of plan structure schematic diagram of high-pressure vacuum switch shown in Figure 1.
Embodiment
(embodiment 1)
Fig. 1 to Fig. 4 has shown a kind of embodiment of the present utility model, and wherein Fig. 1 is a kind of structural representation of the present utility model; Fig. 2 is the another kind of structural representation of high-pressure vacuum switch shown in Figure 1; Fig. 3 is a kind of fundamental diagram of manual divide-shut brake in high-pressure vacuum switch shown in Figure 1; Fig. 4 is a kind of plan structure schematic diagram of high-pressure vacuum switch shown in Figure 1.
The present embodiment is a kind of high-pressure vacuum switch, sees Fig. 1 to shown in Figure 4, comprises housing 1, is arranged on vacuum interruption mechanism 2, operating mechanism 3, auxiliary switch 6, manual close/open machine and switch-on/switch-off indicating mechanism 8 in housing;
Described vacuum interruption mechanism comprises three horizontally disposed vacuum interrupters 21, the moving pull bar 22 that is connected with moving contact in each vacuum interrupter; Described operating mechanism comprises main shaft 31, three transmission components 32 and has the permanent magnet type drive mechanism 4 of drive rod 41; Described main shaft drives corresponding moving pull bar by each transmission component and moves back and forth, and carries out the divide-shut brake action; Described main shaft is provided with and drives connecting lever 33, and described drive rod drives this by a lever assembly 5 and drives the connecting lever reciprocating rotation.
Described permanent magnet type drive mechanism is built in housing, and described drive rod is horizontally disposed with, and described main shaft is positioned at above drive rod.
Described lever assembly comprises an activation lever 51 and a connecting rod 52, the middle part of described activation lever is rotated and is arranged in housing, lower end and the drive rod of described activation lever are rotationally connected, one end of the upper end of described activation lever and connecting rod is rotationally connected, and the other end of described connecting rod is rotationally connected with the driving connecting lever.
Described each transmission component comprises the divide-shut brake connecting lever 321 that is arranged on main shaft, the buffer pull rod 322 that is rotationally connected with the divide-shut brake connecting lever, the divide-shut brake lever 323 that is connected with buffer pull rod, and the divide-shut brake lever is connected with moving pull bar again.
Described auxiliary switch is provided with rotating shaft 61 and is arranged on the auxiliary switch connecting lever 62 with U-shaped allocating slot 63 in this rotating shaft; The middle part of described activation lever is also protruded and is formed a driving lever 53, the outboard end of described driving lever also is provided with one perpendicular to the shifting block 54 of driving lever, this shifting block is arranged in described U-shaped allocating slot, described driving lever is in the process of rotating along with activation lever, its shifting block drives the auxiliary switch connecting lever, and then drives the rotating shaft rotation of auxiliary switch.
Described manual close/open machine comprises manual divide-shut brake Handle axis 7, is arranged on manual divide-shut brake connecting lever 71 and manual handle 75 on manual divide-shut brake Handle axis, the end of described manual divide-shut brake connecting lever is provided with U-lag 72, the driving shaft of described permanent magnet type drive mechanism is provided with the manual divide-shut brake shifting block 42 that protrudes and be arranged in this U-lag, described manual divide-shut brake connecting lever is in the process of rotating along with manual divide-shut brake Handle axis, by stirring manual divide-shut brake shifting block, drive drive rod and move back and forth to realize manual divide-shut brake action.
Described switch-on/switch-off indicating mechanism comprises indicating arm 81, indicating arm is rotated the bearing pin 82 be arranged on housing, is fixedly installed on shift fork 83 indicating arm one end and that have U-shaped breach 84; Also be provided with indication on described manual divide-shut brake Handle axis and drive connecting lever 73, its end also is provided with group platform 74 of vertical protrusion, and described group of platform is arranged in the U-shaped breach of shift fork; Described group of platform drives indicating arm and rotates in the process of rotating along with manual divide-shut brake Handle axis.
Be provided with three insulation booths 9 in housing, each vacuum interrupter and corresponding moving pull bar are arranged in a corresponding insulation booth; Each insulation booth is provided with spacing slide opening 91 at its end near the vacuum interrupter moving contact, and the moving pull bar in this insulation booth is provided with guiding slide bar 221 at its end away from vacuum interrupter, and described guiding slide bar reciprocatingly slides in this spacing slide opening.
Described housing comprises casing 11, is arranged on the hanging component 12 at casing top, and protrudes positioning pedestal 13 and the location-plate 14 that is arranged on the casing two side ends; Described location-plate is fixed on positioning baseplate, and each location-plate is provided with three location holes; Described housing two side ends respectively is provided with three binding posts 15, and each binding post is arranged in a corresponding location hole.Described casing and positioning pedestal adopt aluminium to make by the casting mode.
Obviously, above-described embodiment of the present utility model is only for the utility model example clearly is described, and is not to be restriction to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give all execution modes exhaustive.And these belong to apparent variation or the change that connotation of the present utility model extends out and still belong to protection range of the present utility model.
Claims (1)
1. a high-pressure vacuum switch, comprise housing, be arranged on vacuum interruption mechanism and operating mechanism in housing; Vacuum interruption mechanism comprises three horizontally disposed vacuum interrupters, the moving pull bar that is connected with moving contact in each vacuum interrupter; Operating mechanism comprises main shaft and three transmission components, and main shaft drives a corresponding moving pull bar by each transmission component and moves back and forth, and carries out the divide-shut brake action; It is characterized in that: also comprise auxiliary switch, operating mechanism also comprises the permanent magnet type drive mechanism with drive rod; Permanent magnet type drive mechanism is built in housing, and drive rod is horizontally disposed with, and main shaft is positioned at above drive rod; Main shaft is provided with the driving connecting lever, and drive rod drives this driving connecting lever reciprocating rotation by a lever assembly; Lever assembly comprises an activation lever and a connecting rod, the middle part of activation lever is rotated and is arranged in housing, lower end and the drive rod of activation lever are rotationally connected, and an end of the upper end of activation lever and connecting rod is rotationally connected, and the other end of connecting rod is rotationally connected with the driving connecting lever; Auxiliary switch is provided with rotating shaft and is arranged on the auxiliary switch connecting lever with U-shaped allocating slot in this rotating shaft; The middle part of activation lever is also protruded and is formed a driving lever, the outboard end of driving lever also is provided with one perpendicular to the shifting block of driving lever, and this shifting block is arranged in the U-shaped allocating slot, and driving lever is in the process of rotating along with activation lever, its shifting block drives the auxiliary switch connecting lever, and then drives the rotating shaft rotation of auxiliary switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220719583 CN202948881U (en) | 2012-12-24 | 2012-12-24 | High voltage vacuum switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220719583 CN202948881U (en) | 2012-12-24 | 2012-12-24 | High voltage vacuum switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202948881U true CN202948881U (en) | 2013-05-22 |
Family
ID=48424572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220719583 Expired - Lifetime CN202948881U (en) | 2012-12-24 | 2012-12-24 | High voltage vacuum switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202948881U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105470041A (en) * | 2015-12-16 | 2016-04-06 | 国网浙江省电力公司电力科学研究院 | Quick high-voltage switch |
-
2012
- 2012-12-24 CN CN 201220719583 patent/CN202948881U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105470041A (en) * | 2015-12-16 | 2016-04-06 | 国网浙江省电力公司电力科学研究院 | Quick high-voltage switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130522 |