CN201877310U - Breaker control mechanism - Google Patents
Breaker control mechanism Download PDFInfo
- Publication number
- CN201877310U CN201877310U CN2010206226102U CN201020622610U CN201877310U CN 201877310 U CN201877310 U CN 201877310U CN 2010206226102 U CN2010206226102 U CN 2010206226102U CN 201020622610 U CN201020622610 U CN 201020622610U CN 201877310 U CN201877310 U CN 201877310U
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- China
- Prior art keywords
- connecting lever
- energy storage
- combined floodgate
- separating brake
- main shaft
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- 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.)
- Expired - Lifetime
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Abstract
The utility model relates to a breaker control mechanism. The mechanism belongs to a spring control mechanism, which utilizes a motor or manual operation to store the energy of a pressure spring in order to carry out a series of actions, and the breaker control mechanism is mainly applied in a breaker of an electric power system to carry out the closing/opening operation of the breaker. The mechanism is supported by four mounting plates, main acting parts are mounted among the four mounting plates, and the whole mechanism is mounted in a breaker case. Because the mechanism adopts a secondary tripping technique for closing and opening and an ultimate flexible closing/opening limit technique, the action of the mechanism is reliable, and the vibration of the acting mechanism is reduced.
Description
Technical field
The utility model relates to a kind of breaker operating mechanism, particularly a kind of spring operation.
Background technology
Circuit breaker is the capital equipment in high voltage power transmission and transforming field, and breaker operating mechanism is the important component part of primary cut-out, and the on/off switch operation of primary cut-out is what to realize by the operating mechanism of circuit breaker.The operating mechanism of primary cut-out mainly is divided into hydraulic pressure and two kinds of operating mechanisms of spring, and hydraulic operating mechanism has advantages such as branch, closing time be short and stable, but complex structure, cost height, technology are realized difficulty height, easy oil leakage; Characteristics such as the spring operation cost is low, simple in structure, service time long, non-maintaining substantially are adapted at being extensive use of on the primary cut-out.
At present, the spring-operated structure of circuit breaker mainly contains following problem: arrange before and after 1, all adopting laterally, can't see mechanism structure, brought very big inconvenience to maintenance; 2, manually energy storage is adopted and is pumped operation inconvenience; 3, mechanism closes, divides and adopts semiaxis to thread off, and closes, component is big; 4, close branch and adopt rigidity spacing, mechanism vibrations is big, influences mechanism's bulk life time; Energy-stored spring cooperates with connecting lever, and it is discrete to form combined floodgate in making process, adds the vibration of great institutions.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned defective, and a kind of breaker operating mechanism is provided, and this mechanism structure compactness be convenient to maintenance, and it is little to close component, the vibration of mechanism when reducing on/off switch, stable action, reliable.
The technical solution of the utility model is: a kind of breaker operating mechanism, comprise cabinet and internal partition thereof, it is characterized in that: described cabinet middle part has been horizontally set with main shaft, the main shaft both ends are equipped with respectively can be around the spring turning handle A and the spring turning handle B of main axis rotation, the front side movable end of each turning handle is connected with tripping spring one end that is positioned at the front side, the other end of tripping spring is fixed on the cabinet bottom, the rear side movable end of each turning handle is connected with the contact pressure spring, the other end of contact pressure spring is connected with the two side master connecting levers that are positioned at the cabinet bottom, the main shaft middle part is provided with the combined floodgate retainer, combined floodgate retainer one end is connected with the main connecting lever in middle part by the contact pressure spring that is positioned at the middle part, the other end of combined floodgate retainer contacts with the separating brake connecting lever by the roller that carries, described separating brake connecting lever is articulated on the cabinet dividing plate by connecting axle, separating brake connecting lever upside is provided with the sincere son of separating brake that is used to block or break away from the separating brake connecting lever, be provided with hinging pin shaft with the sincere son of separating brake of separating brake connecting lever contact jaw, described hinging pin shaft is driven by opening button, also be connected with the combined floodgate connecting lever on the main shaft, one end of described combined floodgate connecting lever contacts with the combined floodgate cam that is positioned at upside by roller, the movable end that switch knob is controlled the sincere son that closes a floodgate by the connecting rod that is articulated in the sincere son middle part of closing a floodgate rotates, another movable end and the energy storage of sincere son of closing a floodgate keeps a movable end contact of connecting lever and can make energy storage keep connecting lever to rotate under the active force of torsion spring when contact point separates, it is a L type retainer that energy storage keeps connecting lever, L type retainer middle part is articulated on the cabinet dividing plate by jointed shaft, another movable end is positioned at combined floodgate cam side, the combined floodgate cam is installed on the sprocket wheel rotary main shaft, side is provided with and is used to withstand the projection that energy storage keeps connecting lever, combined floodgate cam side top is equipped with energy-stored spring, the energy-stored spring bottom is connected with an end of energy storage connecting lever by chain, the other end of energy storage connecting lever is socketed on the sprocket wheel rotary main shaft, and the sprocket wheel on the sprocket wheel rotary main shaft is realized transmission by chain and energy storage motor.
The energy storage motor output shaft is provided with the clutch connecting lever, the serve as reasons connecting rod of combined floodgate cam control of the drive end of clutch connecting lever.
The sincere sub-side of described separating brake also is provided with and drives the tripping electromagnet that the sincere son of separating brake rotates.
The sincere sub-side of described combined floodgate also is provided with and drives the making electromagnet that the sincere son that closes a floodgate rotates.
Also be provided with in the cabinet and close the branch auxiliary switch, the drive end of switch is connected on the main shaft.
Described main shaft rear is provided with the flexible stopping means that closes a floodgate.
Be provided with the flexible stopping means of separating brake before the described main shaft.
Described flexible stopping means is the roller that is coated with channel rubber.
Advantage of the present utility model is:
1, in-house accessory adopts vertically and arranges compact conformation, easy to maintenance;
2, manually rotation mode is adopted in energy storage, and is easy to operate;
3, mechanism closes, divides and adopts secondary to thread off, and closes, component is little;
4, use close, the flexible spacing technology of the branch limit, mechanism vibrations is little;
5, the energy storage stage clip cooperates with chain, realizes the energy-stored spring rectilinear motion, reduces the vibration effect that energy-stored spring produces mechanism in the process of releasing energy.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the structural representation of the utility model stored energy mechanism.
Fig. 3 is the front view of Fig. 2.
Fig. 4 is the structural representation of the utility model switching-on mechanism.
Fig. 5 is the front view of Fig. 4.
Fig. 6 is the left view of Fig. 5.
Fig. 7 is the right view of Fig. 5.
Fig. 8 is the structural representation of the utility model brake separating mechanism.
Fig. 9 is the front view of Fig. 8.
Figure 10 is the left view of Fig. 9.
Figure 11 is the right view of Fig. 9.
Drawing reference numeral of the present utility model is as follows: 1, cabinet 2, close branch auxiliary switch 3, energy storage motor 4, separating brake sincere sub 5, tripping electromagnet 6, close branch indication 7, combined floodgate retainer 8, contact pressure spring 9, making electromagnet 10, tripping spring 11, main connecting lever 12, oil bumper 13, energy storage auxiliary switch 14, energy-stored spring 15, energy storage indication 16, opening button 17, separating brake connecting lever 18, energy storage keeps connecting lever 19, switch knob 20, main shaft 21, close a floodgate sincere sub 22, clutch connecting lever 23, combined floodgate cam 24, energy storage connecting lever 25, combined floodgate connecting lever 26, dividing plate A, B, spring turning handle 27, chain 28, sprocket wheel 29, flexible stopping means 30 closes a floodgate, the flexible stopping means 31 of separating brake, connecting rod.
Embodiment
With reference to figure 1, a kind of breaker operating mechanism, comprise cabinet (1) and internal partition (26) thereof, it is characterized in that: described cabinet (1) middle part has been horizontally set with main shaft (20), the main shaft both ends are equipped with respectively can be around the spring turning handle A and the spring turning handle B of main axis rotation, the front side movable end of each turning handle is connected with the tripping spring that is positioned at the front side (10) one ends, the other end of tripping spring (10) is fixed on the cabinet bottom, the rear side movable end of each turning handle is connected with contact pressure spring (8), the other end of contact pressure spring (8) is connected with the two side master connecting levers (11) that are positioned at the cabinet bottom, main shaft (20) middle part is provided with combined floodgate retainer (7), combined floodgate retainer (7) one ends are connected with the main connecting lever in middle part (11) by the contact pressure spring (8) that is positioned at the middle part, the other end of combined floodgate retainer (7) contacts with separating brake connecting lever (17) by the roller that carries, described separating brake connecting lever (17) is articulated on the cabinet dividing plate (26) by connecting axle, separating brake connecting lever (17) upside is provided with the sincere son of separating brake (4) that is used to block or break away from separating brake connecting lever (17), be provided with hinging pin shaft with the sincere son of separating brake (4) of separating brake connecting lever (17) contact jaw, described hinging pin shaft is driven by opening button (16), also be connected with combined floodgate connecting lever (25) on the main shaft (20), one end of described combined floodgate connecting lever (25) contacts with the combined floodgate cam (23) that is positioned at upside by roller, the movable end that switch knob (19) is controlled the sincere son that closes a floodgate by the connecting rod that is articulated in sincere son (21) middle part of closing a floodgate rotates, another movable end and the energy storage of sincere son of closing a floodgate keeps a movable end contact of connecting lever (18) and can make energy storage keep connecting lever (18) to rotate under the active force of torsion spring when contact point separates, it is a L type retainer that energy storage keeps connecting lever (18), L type retainer middle part is articulated on the cabinet dividing plate (26) by jointed shaft, another movable end is positioned at combined floodgate cam (23) side, combined floodgate cam (23) is installed on the sprocket wheel rotary main shaft, side is provided with and is used to withstand the projection that energy storage keeps connecting lever (18), combined floodgate cam side top is equipped with energy-stored spring (14), the energy-stored spring bottom is connected by the end of chain (27) with energy storage connecting lever (24), the other end of energy storage connecting lever is socketed on the sprocket wheel rotary main shaft, and the sprocket wheel on the sprocket wheel rotary main shaft (28) is realized transmission by chain (27) and energy storage motor (3).
After energy storage is finished, when the sprocket wheel rotary main shaft rotates to certain position, motor (3) output shaft effectively separates with energy-storage system, and the energy storage motor output shaft is provided with clutch connecting lever (22), the serve as reasons connecting rod (31) of combined floodgate cam control of the drive end of clutch connecting lever.
In order to realize manually and electronic two kinds of separating brakes action that the sincere sub-side of described separating brake also is provided with and drives the tripping electromagnet (5) that the sincere son of separating brake rotates.
In order to realize manually and electronic two kinds of feed motions that the sincere sub-side of described combined floodgate also is provided with and drives the making electromagnet (9) that the sincere son that closes a floodgate rotates.
Also be provided with in the cabinet and close branch auxiliary switch (2), the drive end of switch is connected on the main shaft, and after making process finished, main axis rotation put in place, and drive is closed the branch auxiliary switch and should be finished by normally closed to the electric shock switching of often opening.
During for fear of combined floodgate, the spacing mechanical oscillation that produce of combined floodgate connecting lever rigidity, described main shaft rear is provided with the flexible stopping means (29) that closes a floodgate.
The spacing mechanical oscillation that produce of rigidity during for fear of separating brake, described main shaft the place ahead are provided with the flexible stopping means (30) of separating brake.
The working method of the utility model breaker operating mechanism is as follows:
1) thermal energy storage process:
With reference to figure 2 and Fig. 3, energy storage motor gets electric rotation, and by chain pulling sprocket rotation, sprocket wheel drives coaxial mounted energy storage connecting lever and rotates, and the other end of energy storage connecting lever is by the bottom of chain pulling energy-stored spring, and energy-stored spring compresses; After the energy storage connecting lever rotated through the dead point, under the pulling function of energy-stored spring, the energy storage connecting lever was to side deflection certain angle, and under the effect of spring restoring force, cam is rotated counterclockwise simultaneously, and the projection on the cam withstands energy storage and keeps connecting lever, and cam can't continue rotation; This moment is drop-down by the connecting rod of combined floodgate cam control, stirs the clutch connecting lever and rotates, and the clutch connecting lever drives clutch makes motor output shaft separate with energy-storage system; Motor power is cut off in the action of energy storage auxiliary switch, and the energy storage indication forwards " energy storage " position to; Thermal energy storage process finishes.
2) making process:
With reference to figure 4, Fig. 5, Fig. 6 and Fig. 7, after energy storage finishes, depress switch knob or the making electromagnet pulse is got, the sincere son that closes a floodgate is pushed, the close a floodgate upper end of sincere son breaks away from energy storage and keeps connecting lever, energy storage keeps connecting lever to rotate under the twisting resistance effect of energy storage maintenance connecting lever self torsion spring, and combined floodgate cam driven combined floodgate connecting lever rotates under the effect of energy-stored spring, thereby drives main axis rotation; The combined floodgate connecting lever flexiblely spacingly contact the moment resilience and separate with closing a floodgate when main shaft turned over maximum angle, and the combined floodgate retainer is blocked by the movable end of separating brake connecting lever, and the maintenance "on" position simultaneously, is closed branch and indicated and forward the combined floodgate indicating positions to; Drive clutch connecting lever connecting rod when the energy storage of combined floodgate cam disengages keeps connecting lever the clutch connecting lever is rotated, clutch resets again, and ready for next energy storage, the energy storage indication forwards " not energy storage " position to; This moment, tripping spring was stretched, and the contact pressure spring is compressed, and drove main connecting lever action; Close the branch auxiliary switch when main axis rotation puts in place, finished by normally closed switching to normally opened contact; Making process finishes.
3) separating brake process:
With reference to figure 8, Fig. 9, Figure 10 and Figure 11, after breaker operating mechanism closes a floodgate, press opening button or the tripping electromagnet pulse is got, the sincere son of separating brake is pushed, the sincere son of separating brake breaks away from the separating brake connecting lever, the separating brake connecting lever loses constraint back and break away from the combined floodgate retainer under the effect of self extension spring, makes the combined floodgate retainer keep losing efficacy; Main shaft is under the effect of tripping spring and contact pressure spring reset, and to the combined floodgate opposite spin, oil bumper is devoted oneself to work when turning an angle, finally close a floodgate connecting lever and flexible spacing contact of separating brake, and main shaft stops the rotation; During main axis rotation, close branch indication and forward the separating brake indicating positions to, close the branch auxiliary switch and finished resetting of normally closed, normally opened contact, drive main connecting lever action simultaneously, thereby realize sub-switching operation.
The above only is preferred embodiment of the present utility model, and all equalizations of being done according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (8)
1. breaker operating mechanism, comprise cabinet and internal partition thereof, it is characterized in that: described cabinet middle part has been horizontally set with main shaft, the main shaft both ends are equipped with respectively can be around the spring turning handle A and the spring turning handle B of main axis rotation, the front side movable end of each turning handle is connected with tripping spring one end that is positioned at the front side, the other end of tripping spring is fixed on the cabinet bottom, the rear side movable end of each turning handle is connected with the contact pressure spring, the other end of contact pressure spring is connected with the two side master connecting levers that are positioned at the cabinet bottom, the main shaft middle part is provided with the combined floodgate retainer, combined floodgate retainer one end is connected with the main connecting lever in middle part by the contact pressure spring that is positioned at the middle part, the other end of combined floodgate retainer contacts with the separating brake connecting lever by the roller that carries, described separating brake connecting lever is articulated on the cabinet dividing plate by connecting axle, separating brake connecting lever upside is provided with the sincere son of separating brake that is used to block or break away from the separating brake connecting lever, be provided with hinging pin shaft with the sincere son of separating brake of separating brake connecting lever contact jaw, described hinging pin shaft is driven by opening button, also be connected with the combined floodgate connecting lever on the main shaft, one end of described combined floodgate connecting lever contacts with the combined floodgate cam that is positioned at upside by roller, the movable end that switch knob is controlled the sincere son that closes a floodgate by the connecting rod that is articulated in the sincere son middle part of closing a floodgate rotates, another movable end and the energy storage of sincere son of closing a floodgate keeps a movable end contact of connecting lever and can make energy storage keep connecting lever to rotate under the active force of torsion spring when contact point separates, it is a L type retainer that energy storage keeps connecting lever, L type retainer middle part is articulated on the cabinet dividing plate by jointed shaft, another movable end is positioned at combined floodgate cam side, the combined floodgate cam is installed on the sprocket wheel rotary main shaft, side is provided with and is used to withstand the projection that energy storage keeps connecting lever, combined floodgate cam side top is equipped with energy-stored spring, the energy-stored spring bottom is connected with an end of energy storage connecting lever by chain, the other end of energy storage connecting lever is socketed on the sprocket wheel rotary main shaft, and the sprocket wheel on the sprocket wheel rotary main shaft is realized transmission by chain and energy storage motor.
2. breaker operating mechanism according to claim 1 is characterized in that: the energy storage motor output shaft is provided with the clutch connecting lever, the serve as reasons connecting rod of combined floodgate cam control of the drive end of clutch connecting lever.
3. breaker operating mechanism according to claim 1 is characterized in that: the sincere sub-side of described separating brake also is provided with and drives the tripping electromagnet that the sincere son of separating brake rotates.
4. breaker operating mechanism according to claim 1 is characterized in that: the sincere sub-side of described combined floodgate also is provided with and drives the making electromagnet that the sincere son that closes a floodgate rotates.
5. circuit breaker manipulation structure according to claim 1 is characterized in that: also be provided with in the cabinet and close the branch auxiliary switch, the drive end of switch is connected on the main shaft.
6. circuit breaker manipulation structure according to claim 1 is characterized in that: described main shaft rear is provided with the flexible stopping means that closes a floodgate.
7. circuit breaker manipulation structure according to claim 1 is characterized in that: be provided with the flexible stopping means of separating brake before the described main shaft.
8. according to claim 6 or 7 described circuit breaker manipulation structures, it is characterized in that: described flexible stopping means is the roller that is coated with channel rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206226102U CN201877310U (en) | 2010-11-24 | 2010-11-24 | Breaker control mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206226102U CN201877310U (en) | 2010-11-24 | 2010-11-24 | Breaker control mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201877310U true CN201877310U (en) | 2011-06-22 |
Family
ID=44165223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206226102U Expired - Lifetime CN201877310U (en) | 2010-11-24 | 2010-11-24 | Breaker control mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201877310U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101976616A (en) * | 2010-11-24 | 2011-02-16 | 福州天一同益电气有限公司 | Breaker control mechanism |
| CN102436983A (en) * | 2011-10-11 | 2012-05-02 | 浙江正泰电器股份有限公司 | Auxiliary release device of low-voltage breaker |
| CN103400711A (en) * | 2013-08-19 | 2013-11-20 | 富英 | High-power spring operation mechanism |
| CN108648932A (en) * | 2018-07-09 | 2018-10-12 | 天同益电气股份有限公司 | A kind of breaker energy storage manipulation device |
| CN110098082A (en) * | 2018-01-30 | 2019-08-06 | 厦门日华机电成套有限公司 | A kind of vacuum circuit breaker combined floodgate position-limit mechanism |
-
2010
- 2010-11-24 CN CN2010206226102U patent/CN201877310U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101976616A (en) * | 2010-11-24 | 2011-02-16 | 福州天一同益电气有限公司 | Breaker control mechanism |
| CN101976616B (en) * | 2010-11-24 | 2013-01-09 | 福州天一同益电气有限公司 | Breaker control mechanism |
| CN102436983A (en) * | 2011-10-11 | 2012-05-02 | 浙江正泰电器股份有限公司 | Auxiliary release device of low-voltage breaker |
| CN102436983B (en) * | 2011-10-11 | 2014-07-30 | 浙江正泰电器股份有限公司 | Auxiliary release device of low-voltage breaker |
| CN103400711A (en) * | 2013-08-19 | 2013-11-20 | 富英 | High-power spring operation mechanism |
| CN110098082A (en) * | 2018-01-30 | 2019-08-06 | 厦门日华机电成套有限公司 | A kind of vacuum circuit breaker combined floodgate position-limit mechanism |
| CN108648932A (en) * | 2018-07-09 | 2018-10-12 | 天同益电气股份有限公司 | A kind of breaker energy storage manipulation device |
| CN108648932B (en) * | 2018-07-09 | 2023-11-03 | 天一同益电气股份有限公司 | Circuit breaker energy storage operating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110622 Effective date of abandoning: 20130227 |
|
| RGAV | Abandon patent right to avoid regrant |