CN204257498U - fixed vacuum breaker - Google Patents
fixed vacuum breaker Download PDFInfo
- Publication number
- CN204257498U CN204257498U CN201420760545.8U CN201420760545U CN204257498U CN 204257498 U CN204257498 U CN 204257498U CN 201420760545 U CN201420760545 U CN 201420760545U CN 204257498 U CN204257498 U CN 204257498U
- Authority
- CN
- China
- Prior art keywords
- cabinet
- bar
- combined floodgate
- pressing plate
- separating brake
- 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.)
- Active
Links
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model relates to a kind of fixed vacuum breaker, comprises cabinet, switching winding and closing coil, and switching winding connects separating brake pressing plate, and be provided with combined floodgate bar in the cabinet that closing coil is other, the upper end of described combined floodgate bar stretches out cabinet; The upper end of cabinet is provided with blocking lever, blocking lever is respectively arranged with closing pressing plate and separating brake suit; Separating brake suit bag is arranged on the external member on blocking lever and divides restrictor bar, and upper end and the external member of this point of restrictor bar are rotationally connected, and the lower end of this point of restrictor bar is positioned at the upper end of separating brake pressing plate.Drive combined floodgate bar through interlock lever, can cannot continue motion by closing coil, realize the function preventing misoperation.
Description
Technical field
The utility model relates to a kind of fixed vacuum breaker.
Background technology
" vacuum circuit-breaker " gains the name because the dielectric of contact gap after its arc-extinguishing medium and arc extinguishing is all high vacuum; It has volume little, lightweight, be applicable to frequent operation, advantage that arc extinguishing need not overhaul, apply comparatively universal in power distribution network.Vacuum circuit-breaker is 3 ~ 10kV; indoor distribution in 50Hz three-phase alternating current system; can in industrial and mining enterprises, power plant, transformer station as the protection of electric equipment and control; be specially adapted to the field of employment requiring non-oil ultra high vacuum system, less maintenance and frequent operation, circuit breaker is configurable in middle-placed switch cabinet, double-layer cabinet, fixing cabinet and uses as control and protection high voltage electric equipment.
Easily there is the phenomenon of false switching and difficult separating brake in the process used in conventional circuit breaker, easily affects safety in production.
Utility model content
For the problems referred to above, the utility model proposes a kind of fixed vacuum breaker.
For solving this technical problem, the utility model takes following scheme: a kind of fixed vacuum breaker, the switching winding comprising cabinet and be arranged in cabinet and closing coil, described switching winding connects separating brake pressing plate, formed between separating brake pressing plate and cabinet and be rotatably assorted, be provided with the combined floodgate bar doing motion of closing a floodgate for limiting closing coil in the cabinet that described closing coil is other, described combined floodgate bar is arranged in cabinet through resetting device, and the upper end of described combined floodgate bar stretches out cabinet;
The upper end of described cabinet is provided with blocking lever, is formed and be rotatably assorted between described blocking lever and cabinet, described blocking lever is respectively arranged with closing pressing plate for driving combined floodgate bar to move down and for driving the separating brake of separating brake press plate rotary to be set with;
Described separating brake suit bag is arranged on the external member on blocking lever and divides restrictor bar, and upper end and the external member of this point of restrictor bar are rotationally connected, and the lower end of this point of restrictor bar is positioned at the upper end of separating brake pressing plate.
Further, described combined floodgate bar through resetting device is, comprise location-plate and reseting pressuring spring, described location-plate is arranged on the inwall of cabinet, described reseting pressuring spring is socketed on combined floodgate bar, described combined floodgate bar is through location-plate, and the upper end of described reseting pressuring spring is connected with combined floodgate bar, and the lower end of this reseting pressuring spring is connected with location-plate.
Further, the cabinet of the termination, inner side of described blocking lever is provided with limiting plate.
Further, the termination, outside of described blocking lever connects interlocking pressing plate, and described interlocking pressing plate is connected with lead-out wire.
Further, described cabinet is also provided with main shaft, described main shaft is provided with interlock plate, and this interlock plate connects lead-out wire.
By adopting preceding solution, the beneficial effects of the utility model are: drive combined floodgate bar through interlock lever, can cannot continuing motion by closing coil, realizing the function to preventing misoperation.
Drive a point restrictor bar to move downward through interlock lever simultaneously, press down separating brake pressing plate through a point restrictor bar, thus drive switching winding motion, complete emergency trip.
Accompanying drawing explanation
Fig. 1 is the schematic internal view of circuit breaker;
Fig. 2 is the vertical view of circuit breaker in Fig. 1;
Fig. 3 is the front view of circuit breaker in way 1;
Fig. 4 is the schematic diagram of resetting device;
Wherein, 1, blocking lever, 2, combined floodgate bar, 4, interlocking pressing plate, 5, closing pressing plate, 6, resetting device, 61, reseting pressuring spring, 62, location-plate, 7, separating brake suit, 71, external member, 72, point restrictor bar, 8, limiting plate, 9, separating brake pressing plate, 10, main shaft, 11, closing coil, 12, switching winding.
Embodiment
Now with specific embodiment, the utility model is further illustrated by reference to the accompanying drawings.
Shown in figure 1 Fig. 2 Fig. 3, the present embodiment discloses a kind of fixed vacuum breaker, the switching winding 12 comprising cabinet and be arranged in cabinet and closing coil 11, switching winding 12 connects separating brake pressing plate 9, formed between separating brake pressing plate 9 and cabinet and be rotatably assorted, when separating brake pressing plate 9 presses down, separating brake pressing plate 9 can drive switching winding 12 to work.Be provided with the combined floodgate bar 2 doing motion of closing a floodgate for limiting closing coil 11 in the cabinet that closing coil 11 is other, combined floodgate bar 2 is arranged in cabinet through resetting device 6, and the upper end of combined floodgate bar 2 stretches out cabinet.
The upper end of cabinet is provided with blocking lever 1, is formed and be rotatably assorted between blocking lever 1 and cabinet, blocking lever 1 is respectively arranged with the closing pressing plate 5 for driving combined floodgate bar 2 to move down and the separating brake suit 7 for driving separating brake pressing plate 9 to rotate.
Separating brake suit 7 bag is arranged on the external member 71 on blocking lever 1 and divides restrictor bar 72, and upper end and the external member 71 of this point of restrictor bar 72 are rotationally connected, and the lower end of this point of restrictor bar 72 is positioned at the upper end of separating brake pressing plate 9.
External member 71 and closing pressing plate 5 are positioned at the homonymy on blocking lever 1.Blocking lever 1 rotates, and drives external member 71 and closing pressing plate 5 to take exercises.
As shown in Figure 4, combined floodgate bar 2 through resetting device 6 is, comprise location-plate 62 and reseting pressuring spring 61, location-plate 62 is arranged on the inwall of cabinet, reseting pressuring spring 61 is socketed on combined floodgate bar 2, combined floodgate bar 2 is through location-plate 62, and the upper end of reseting pressuring spring 61 is connected with combined floodgate bar 2, and the lower end of this reseting pressuring spring 61 is connected with location-plate 62.
The cabinet of the termination, inner side of blocking lever 1 is provided with limiting plate 8.
The termination, outside of blocking lever 1 connects interlocking pressing plate 4, and interlocking pressing plate 4 is connected with lead-out wire.
Cabinet is also provided with main shaft 10, and main shaft 10 is provided with interlock plate, and this interlock plate connects lead-out wire, therefore, also completes the emergency opening function of circuit breaker by the rotation of main shaft 10.
Circuit breaker of the present utility model is when realizing false switching function, while circuit breaker push-on switch cabinet, the blocking lever 1 of lead-out wire and circuit breaker is had to link up with in switch cubicle, while lead-out wire is upwards strained, drive the rotation of blocking lever 1, make the closing pressing plate 5 on blocking lever 1 compress combined floodgate bar 2 downwards, closing coil 11 cannot be moved to the inside, thus realize the function preventing false switching.After completing this function, combined floodgate bar 2 is because the reaction force of reseting pressuring spring 61 above returns to initial condition.
Circuit breaker of the present utility model, when realizing emergency trip feature capability, when the switching winding 12 of circuit breaker cannot carry out normal separating brake function, also can drive separating brake to be set with 7 by blocking lever 1
Move downward, point restrictor bar 72 is moved downward, drive separating brake pressing plate 9 to move, and then drive switching winding 12 to work, complete emergency trip.
Above, be only the embodiment utilizing this origination techniques content, the modification that any those skilled in the art use this creation to do, change, all belong to the scope of the claims that this creation is advocated, and be not limited to those disclosed embodiments.
Claims (5)
1. a fixed vacuum breaker, it is characterized in that, the switching winding (12) comprising cabinet and be arranged in cabinet and closing coil (11), described switching winding (12) connects separating brake pressing plate (9), formed between separating brake pressing plate (9) and cabinet and be rotatably assorted, the combined floodgate bar (2) doing motion of closing a floodgate for limiting closing coil (11) is provided with in the cabinet that described closing coil (11) is other, described combined floodgate bar (2) is arranged in cabinet through resetting device (6), the upper end of described combined floodgate bar (2) stretches out cabinet,
The upper end of described cabinet is provided with blocking lever (1), being formed between described blocking lever (1) and cabinet and be rotatably assorted, described blocking lever (1) being respectively arranged with the closing pressing plate (5) for driving combined floodgate bar (2) to move down and separating brake suit (7) for driving separating brake pressing plate (9) to rotate;
Described separating brake suit (7) comprises the external member (71) that is arranged on blocking lever (1) and divides restrictor bar (72), upper end and the external member (71) of this point of restrictor bar (72) are rotationally connected, and the lower end of this point of restrictor bar (72) is positioned at the upper end of separating brake pressing plate (9).
2. fixed vacuum breaker according to claim 1, it is characterized in that, described combined floodgate bar (2) through resetting device (6) is, comprise location-plate (62) and reseting pressuring spring (61), described location-plate (62) is arranged on the inwall of cabinet, described reseting pressuring spring (61) is socketed on combined floodgate bar (2), described combined floodgate bar (2) is through location-plate (62), the upper end of described reseting pressuring spring (61) is connected with combined floodgate bar (2), and the lower end of this reseting pressuring spring (61) is connected with location-plate (62).
3. fixed vacuum breaker according to claim 1, is characterized in that, the cabinet of the termination, inner side of described blocking lever (1) is provided with limiting plate (8).
4. fixed vacuum breaker according to claim 1, is characterized in that, the termination, outside of described blocking lever (1) connects interlocking pressing plate (4), and described interlocking pressing plate (4) is connected with lead-out wire.
5. fixed vacuum breaker according to claim 4, is characterized in that, described cabinet is also provided with main shaft (10), and described main shaft (10) is provided with interlock plate, and this interlock plate connects lead-out wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420760545.8U CN204257498U (en) | 2014-12-05 | 2014-12-05 | fixed vacuum breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420760545.8U CN204257498U (en) | 2014-12-05 | 2014-12-05 | fixed vacuum breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204257498U true CN204257498U (en) | 2015-04-08 |
Family
ID=52961776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420760545.8U Active CN204257498U (en) | 2014-12-05 | 2014-12-05 | fixed vacuum breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204257498U (en) |
-
2014
- 2014-12-05 CN CN201420760545.8U patent/CN204257498U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204632628U (en) | For the interlock of breaker main shaft in high-tension switch cabinet and isolated operation axle | |
| CN102751129B (en) | Cam operating mechanism with self-locking stations and operating method thereof | |
| CN201956268U (en) | Indoor solid-sealed type high-voltage vacuum circuit breaker | |
| CN205195128U (en) | Air insulation dual supply looped netowrk cabinet | |
| CN201503802U (en) | Indoor combined high-voltage vacuum circuit breaker | |
| CN201780941U (en) | Transmission mechanism of tripping device | |
| CN206250114U (en) | A kind of double acting porcelain knob breaker | |
| CN204257498U (en) | fixed vacuum breaker | |
| CN204242932U (en) | High-pressure vacuum contactor emergency opening mechanism | |
| CN105375380B (en) | A kind of air insulation duplicate supply looped network cabinet | |
| CN102723229B (en) | Manual operation mechanism of outdoor permanent magnetic high-voltage vacuum circuit breaker | |
| CN204088184U (en) | Safe double power supply converting switch | |
| CN201741623U (en) | Outdoor high-voltage intelligent permanent magnetic vacuum switch | |
| CN202259001U (en) | Outdoor high-voltage alternating-current porcelain column type circuit breaker | |
| CN203931930U (en) | Outdoor high-voltage vacuum breaker splitting or integrating lock integrated mechanism | |
| CN202651048U (en) | Composite apparatus of indoor AC high-voltage vacuum on-load switch and fuse | |
| CN203165780U (en) | Rotary type indoor high voltage disconnecting switch | |
| CN204966389U (en) | Fixed vacuum circuit breaker interlock | |
| CN104134572A (en) | On-pole permanent magnet vacuum breaker with manual switching-on and switching-off device | |
| CN204390975U (en) | A kind of switching off/on device of high-tension vacuum switch equipment | |
| CN203859051U (en) | Three-phase directly operated type disconnecting switch | |
| CN207165485U (en) | A kind of small size vacuum contactor for ring main unit | |
| CN203129773U (en) | Door lock mechanism | |
| CN204927170U (en) | Admittedly seal formula vacuum load switch - fuse combined electrical apparatus | |
| CN204680605U (en) | A kind of high reliability outdoor vacuum circuit breaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Bizhou Inventor after: Guo Lunduo Inventor after: Cai Pinhua Inventor before: Li Bizhou Inventor before: Guo Lunduo Inventor before: Cai Pin |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LI BIZHOU GUO LUNDUO CAI PIN TO: LI BIZHOU GUO LUNDUO CAI PINHUA |