CN203397999U - High-voltage switch circuit breaker transmission mechanism - Google Patents
High-voltage switch circuit breaker transmission mechanism Download PDFInfo
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- CN203397999U CN203397999U CN201320443601.0U CN201320443601U CN203397999U CN 203397999 U CN203397999 U CN 203397999U CN 201320443601 U CN201320443601 U CN 201320443601U CN 203397999 U CN203397999 U CN 203397999U
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- main shaft
- supporting bracket
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Abstract
The utility model discloses a high-voltage switch circuit breaker transmission mechanism. The high-voltage switch circuit breaker transmission mechanism comprises a permanent magnetic mechanism, a connector, and an insulating pull rod. The high-voltage switch circuit breaker transmission mechanism is characterized in that the high-voltage switch circuit breaker transmission mechanism further comprises a first group of supporting plates, the first group of supporting plates are fixedly connected onto two sides of an A-phase transmission mechanism vertically and separately, the A-phase transmission mechanism is provided and hinged with a first coaxial through hole of a shaft sleeve, a main shaft is fixedly connected into the shaft sleeve in a passing-through manner, a transmission connecting lever of the A-phase transmission mechanism is fixedly connected with the main shaft, the middle portion of a long connecting lever is hinged with a second coaxial through hole, the end head of the long connecting lever is fixedly connected with the insulating pull rod, a manual transmission mechanism is arranged above the permanent magnetic mechanism, a handle is fixedly connected with the main shaft, a slave arm is hinged with the connector; a second group of supporting plates are arranged on two sides of a B-phase transmission mechanism vertically and separately, a third group of supporting plates are arranged on two sides of a C-phase transmission mechanism vertically and separately, the first group, the second group and the third group of supporting plates have a same structure and same position and connection relationships, and the A-phase, the B-phase and the C-phase transmission mechanism have a same structure and same position and connection relationships. According to the utility model, the advantage that the circuit breaker space can be utilized reasonably can be realized.
Description
Technical field
The utility model relates to high voltage switchgear, is a kind of transmission mechanism of the high-voltage switch circuit breaker for high-tension switch cabinet.
Background technology
Indoor high-voltage vacuum circuit breaker is the nucleus equipment in electric power system, particularly permanent magnetic actuator vacuum circuit breaker is subject to extensive concern in recent years, bistable permanent magnet mechanism is as the third generation operating mechanism in vacuum circuit-breaker field, in high voltage permanent magnet vacuum circuit breaker field, be able to extensive use, accelerated development along with vacuum circuit-breaker technology, circuit breaker constantly moves towards miniaturization, and in the electric power system of 40.5K, the size of vacuum circuit-breaker size directly affects the integral insulation level of switchgear.At present, in permanent magnet mechanism circuit-breaker technical field, what permanent magnet mechanism and transmission mechanism generally adopted is that front and back are arranged, permanent magnet mechanism is before circuit breaker, and transmission mechanism is after permanent magnet mechanism.In transmission, there is not defect in this layout, but must guarantee its transmission space, thereby affect dimensionally-optimised at depth direction of circuit breaker, that especially at the permanent magnetic vacuum breaker of 40.5 grades, embodies is more obvious, because circuit breaker depth dimensions is excessive, thereby be not well positioned to meet the requirement of high-voltage switch gear cabinet equipment to its stroke and insulation.
Summary of the invention
Technical problem to be solved in the utility model is: the shortcoming that overcomes prior art, a kind of height space, the shortening depth direction size that can reasonably utilize circuit breaker is provided, transmission is laborsaving, action part is few, saves the transmission mechanism of the high-voltage switch circuit breaker of material cost, reliability raising.
The scheme of the utility model technical solution problem is: a kind of transmission mechanism of high-voltage switch circuit breaker, it comprises permanent magnet mechanism, housing, fixed head, connector, several insulated tension poles and several moving contacts, described permanent magnet mechanism is placed in housing Nei bottom, be connected in fixed head above, fixed head and housing are connected, connector is placed in being connected with permanent magnet mechanism of permanent magnet mechanism above, the top of insulated tension pole be placed in the indoor moving contact of vacuum extinction and be connected, it is characterized in that: also comprise first group of supporting bracket, main shaft, A phase transmission mechanism, manual transmission, second group of supporting bracket, B phase transmission mechanism, the 3rd group of supporting bracket and C phase transmission mechanism, vertically be placed in both sides and the housing of A phase transmission mechanism of described first group of supporting bracket is connected, the first coaxial through-hole higher than permanent magnet mechanism connector is set in first group of supporting bracket, equal hinged axle sleeve in coaxial through-hole, the second coaxial through-hole lower than permanent magnet mechanism connector is also set in first group of supporting bracket, the first coaxial through-hole and the second coaxial through-hole lay respectively at the both sides of permanent magnet mechanism connector, main shaft is installed in the built-in axle sleeve of the first coaxial through-hole and is connected with axle sleeve, transmission crank arm and the main shaft of A phase transmission mechanism are connected, the centre of long connecting lever is hinged by bearing pin and the second coaxial through-hole, the termination of long connecting lever and the bottom of insulated tension pole are connected, manual transmission is placed in the top of permanent magnet mechanism, handle and main shaft are connected, the connector of slave arm and permanent magnet mechanism is hinged, vertically the be placed in both sides of B phase transmission mechanism of described second group of supporting bracket, vertically the be placed in both sides of C phase transmission mechanism of the 3rd group of supporting bracket, second group of supporting bracket is identical with structure, position and the annexation of first group of supporting bracket respectively with the 3rd group of supporting bracket, and B phase transmission mechanism is identical with structure, position and the annexation of A phase transmission mechanism respectively with C phase transmission mechanism.
The structure of described A phase transmission mechanism is: one end and the main shaft of transmission crank arm are connected, the other end of transmission crank arm and one end of first connecting rod are connected, the other end of first connecting rod is connected with one end of long connecting lever, be connected insulated tension pole being connected by insulated tension pole and moving contact of the other end of long connecting lever, the centre of long connecting lever is hinged by bearing pin and the second coaxial through-hole.
The structure of described manual transmission is: termination and the main shaft of handle are connected, and one end of slave arm and the connector of permanent magnet mechanism are hinged, and the other end of slave arm and one end of second connecting rod are hinged, and the other end and the main shaft of second connecting rod are connected.
Described main shaft is splined shaft, and axle sleeve is spline housing.
The transmission mechanism of the utility model high-voltage switch circuit breaker, permanent magnet mechanism moves up and down under the effect of electromagnetic force, driving main shaft is rotated, drive A phase transmission mechanism, B phase transmission mechanism and C phase transmission mechanism to realize four link transmissions simultaneously, long connecting lever end is moved up and down, by insulated tension pole and the moving contact that is connected, in the indoor folding that completes moving contact, fixed contact of vacuum extinction, permanent magnet mechanism can stable state keep moving contact and fixed contact in closing a floodgate or open position.Manual transmission can be that main shaft applies power by handle when having a power failure, and driving main shaft is rotated, and drives A phase transmission mechanism, B phase transmission mechanism and C phase transmission mechanism in the indoor folding that completes moving contact, fixed contact of vacuum extinction simultaneously.In use, during combined floodgate, permanent magnet mechanism moves upward, driving main shaft clockwise rotates, drive A phase transmission mechanism, B phase transmission mechanism and C phase transmission mechanism to realize four link transmissions simultaneously, long connecting lever termination is moved upward clockwise, by insulated tension pole and the moving contact that is connected, in the indoor closure that completes moving contact, fixed contact of vacuum extinction, rely on permanent magnet mechanism stable state to remain on closing position; During separating brake, mechanism operation direction is contrary with it, under the effect of touch spring, tripping spring counter-force, completes the disconnection of dynamic and static contact, relies on permanent magnet mechanism stable state to remain on open position.Have height space, the shortening depth direction size of reasonably utilizing circuit breaker, transmission is laborsaving, action part is few, the advantage of low cost, high reliability.
Accompanying drawing explanation
Fig. 1 is that the master of the transmission mechanism of the utility model high-voltage switch circuit breaker looks schematic diagram;
Fig. 2 is the schematic top plan view of Fig. 1.
In figure: 1 permanent magnet mechanism, 2 fixed heads, 3 first groups of supporting brackets, 4 slave arms, 5 main shafts, 6 handles, 7 transmission crank arm, 8 first connecting rods, 9 long connecting levers, 10 housings, 11 A phase transmission mechanisms, 12 bearing pins, 13 manual transmission, 14 second connecting rods, 15 insulated tension poles.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated.
With reference to Fig. 1～Fig. 2, the transmission mechanism of high-voltage switch circuit breaker of the present utility model, it comprises permanent magnet mechanism 1, housing 10, fixed head 2, connector, several insulated tension pole 15 and several moving contacts, described permanent magnet mechanism 1 is placed in housing 10Nei bottom, be connected in fixed head 2 above, fixed head 2 is connected with housing 10, connector is placed in being connected with permanent magnet mechanism 1 of permanent magnet mechanism 1 above, insulated tension pole 15 top be placed in the built-in moving contact of vacuum interrupter and be connected, also comprise first group of supporting bracket 3, main shaft 5, A phase transmission mechanism 11, manual transmission 13, second group of supporting bracket, B phase transmission mechanism, the 3rd group of supporting bracket and C phase transmission mechanism, vertically be placed in A phase transmission mechanism 11 both sides and housing 10 of described first group of supporting bracket 3 is connected, first group of first coaxial through-hole that supporting bracket 3 arranges higher than the connector of permanent magnet mechanism 1, equal hinged axle sleeve in coaxial through-hole, first group of supporting bracket 3 also arranges the second coaxial through-hole lower than the connector of permanent magnet mechanism 1, the first coaxial through-hole and the second coaxial through-hole lay respectively at the both sides of the connector of permanent magnet mechanism 1, main shaft 5 is installed in the built-in axle sleeve of the first coaxial through-hole and is connected with axle sleeve, transmission crank arm 7 and the main shaft 5 of A phase transmission mechanism 11 are connected, the centre of long connecting lever 9 is hinged by bearing pin 12 and the second coaxial through-hole, the termination of long connecting lever 9 and insulated tension pole 15 bottom are connected, manual transmission 13 is placed in the top of permanent magnet mechanism 1, handle 6 is connected with main shaft 5, slave arm 4 is hinged with the connector of permanent magnet mechanism 1, vertically the be placed in both sides of B phase transmission mechanism of described second group of supporting bracket, vertically the be placed in both sides of C phase transmission mechanism of the 3rd group of supporting bracket, second group of supporting bracket is identical with structure, position and the annexation of first group of supporting bracket 3 respectively with the 3rd group of supporting bracket, and B phase transmission mechanism is identical with structure, position and the annexation of A phase transmission mechanism 11 respectively with C phase transmission mechanism.The structure of described A phase transmission mechanism 11 is: one end of transmission crank arm 7 and main shaft 5 are connected, one end of the other end of transmission crank arm 7 and first connecting rod 8 is connected, the other end of first connecting rod 8 is connected with one end of long connecting lever 9, be connected insulated tension pole 15 being connected by insulated tension pole 15 and moving contact of the other end of long connecting lever 9, the centre of long connecting lever 9 pass through bearing pin 12 and the second coaxial through-hole hinged.The structure of described manual transmission 13 is: the termination of handle 6 and main shaft 5 are connected, and the connector of one end of slave arm 4 and permanent magnet mechanism 1 is hinged, and the other end of slave arm 4 and second connecting rod 14 one end are hinged, and the other end of second connecting rod 14 and main shaft 5 are connected.Described main shaft 5 is splined shaft, and axle sleeve is spline housing.Described high-voltage switch circuit breaker adopts prior art manufacture.
The permanent magnet mechanism 1 of the present embodiment below B phase transmission mechanism and C phase transmission mechanism between, be provided with three insulated tension poles and three moving contacts.Its permanent magnet mechanism 1 moves up and down under the effect of electromagnetic force, driving main shaft 5 is rotated, drive A phase transmission mechanism 11, B phase transmission mechanism and C phase transmission mechanism to realize four link transmissions simultaneously, the termination of long connecting lever 9 is moved up and down, by insulated tension pole 15 and the moving contact that is connected, in the indoor folding that completes moving contact, fixed contact of vacuum extinction, permanent magnet mechanism 1 can stable state keep moving contact and fixed contact in closing a floodgate or open position.Manual transmission 13 can apply power by handle 6 for main shaft 5 when having a power failure, and driving main shaft 5 is rotated, and drives A phase transmission mechanism 11, B phase transmission mechanism and C phase transmission mechanism in the indoor folding that completes moving contact, fixed contact of vacuum extinction simultaneously.In use, during combined floodgate, permanent magnet mechanism 1 moves upward, driving main shaft 5 clockwise rotates, drive A phase transmission mechanism 11, B phase transmission mechanism and C phase transmission mechanism to realize four link transmissions simultaneously, the termination of long connecting lever 9 is moved upward clockwise, by insulated tension pole 15 and the moving contact that is connected, in the indoor closure that completes moving contact, fixed contact of vacuum extinction, rely on permanent magnet mechanism 1 stable state to remain on closing position; During separating brake, mechanism operation direction is contrary with it, under the effect of touch spring, tripping spring counter-force, completes the disconnection of dynamic and static contact, relies on permanent magnet mechanism 1 stable state to remain on open position.
Claims (4)
1. the transmission mechanism of a high-voltage switch circuit breaker, it comprises permanent magnet mechanism, housing, fixed head, connector, several insulated tension poles and several moving contacts, described permanent magnet mechanism is placed in housing Nei bottom, be connected in fixed head above, fixed head and housing are connected, connector is placed in being connected with permanent magnet mechanism of permanent magnet mechanism above, the top of insulated tension pole be placed in the indoor moving contact of vacuum extinction and be connected, it is characterized in that: also comprise first group of supporting bracket, main shaft, A phase transmission mechanism, manual transmission, second group of supporting bracket, B phase transmission mechanism, the 3rd group of supporting bracket and C phase transmission mechanism, vertically be placed in both sides and the housing of A phase transmission mechanism of described first group of supporting bracket is connected, the first coaxial through-hole higher than permanent magnet mechanism connector is set in first group of supporting bracket, equal hinged axle sleeve in coaxial through-hole, the second coaxial through-hole lower than permanent magnet mechanism connector is also set in first group of supporting bracket, the first coaxial through-hole and the second coaxial through-hole lay respectively at the both sides of permanent magnet mechanism connector, main shaft is installed in the built-in axle sleeve of the first coaxial through-hole and is connected with axle sleeve, transmission crank arm and the main shaft of A phase transmission mechanism are connected, the centre of long connecting lever is hinged by bearing pin and the second coaxial through-hole, the termination of long connecting lever and the bottom of insulated tension pole are connected, manual transmission is placed in the top of permanent magnet mechanism, handle and main shaft are connected, the connector of slave arm and permanent magnet mechanism is hinged, vertically the be placed in both sides of B phase transmission mechanism of described second group of supporting bracket, vertically the be placed in both sides of C phase transmission mechanism of the 3rd group of supporting bracket, second group of supporting bracket is identical with structure, position and the annexation of first group of supporting bracket respectively with the 3rd group of supporting bracket, and B phase transmission mechanism is identical with structure, position and the annexation of A phase transmission mechanism respectively with C phase transmission mechanism.
2. the transmission mechanism of high-voltage switch circuit breaker as claimed in claim 1, it is characterized in that: the structure of described A phase transmission mechanism is: one end and the main shaft of transmission crank arm are connected, the other end of transmission crank arm and one end of first connecting rod are connected, the other end of first connecting rod is connected with one end of long connecting lever, be connected insulated tension pole being connected by insulated tension pole and moving contact of the other end of long connecting lever, the centre of long connecting lever is hinged by bearing pin and the second coaxial through-hole.
3. the transmission mechanism of high-voltage switch circuit breaker as claimed in claim 1, it is characterized in that: the structure of described manual transmission is: termination and the main shaft of handle are connected, one end of slave arm and the connector of permanent magnet mechanism are hinged, the other end of slave arm and one end of second connecting rod are hinged, and the other end and the main shaft of second connecting rod are connected.
4. the transmission mechanism of high-voltage switch circuit breaker as claimed in claim 1, is characterized in that: described main shaft is splined shaft, and axle sleeve is spline housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320443601.0U CN203397999U (en) | 2013-07-25 | 2013-07-25 | High-voltage switch circuit breaker transmission mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320443601.0U CN203397999U (en) | 2013-07-25 | 2013-07-25 | High-voltage switch circuit breaker transmission mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN203397999U true CN203397999U (en) | 2014-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320443601.0U Expired - Fee Related CN203397999U (en) | 2013-07-25 | 2013-07-25 | High-voltage switch circuit breaker transmission mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203397999U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106653470A (en) * | 2016-10-13 | 2017-05-10 | 四川宝光电器设备有限公司 | Novel high-voltage vacuum circuit breaker with high stability |
| CN107275146A (en) * | 2017-08-04 | 2017-10-20 | 浙江聚弘凯电气有限公司 | Transmission mechanism for primary cut-out |
| CN109559912A (en) * | 2018-12-04 | 2019-04-02 | 深圳供电局有限公司 | The transmission mechanism of permanent-magnet breaker |
| CN113035602A (en) * | 2019-12-24 | 2021-06-25 | 河南平芝高压开关有限公司 | Connecting rod hinge structure of circuit breaker |
-
2013
- 2013-07-25 CN CN201320443601.0U patent/CN203397999U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106653470A (en) * | 2016-10-13 | 2017-05-10 | 四川宝光电器设备有限公司 | Novel high-voltage vacuum circuit breaker with high stability |
| CN106653470B (en) * | 2016-10-13 | 2019-03-19 | 四川宝光电器设备有限公司 | A kind of high-pressure vacuum breaker of high stability |
| CN107275146A (en) * | 2017-08-04 | 2017-10-20 | 浙江聚弘凯电气有限公司 | Transmission mechanism for primary cut-out |
| CN107275146B (en) * | 2017-08-04 | 2023-12-15 | 浙江聚弘凯电气有限公司 | Transmission mechanism for high-voltage circuit breaker |
| CN109559912A (en) * | 2018-12-04 | 2019-04-02 | 深圳供电局有限公司 | The transmission mechanism of permanent-magnet breaker |
| CN113035602A (en) * | 2019-12-24 | 2021-06-25 | 河南平芝高压开关有限公司 | Connecting rod hinge structure of circuit breaker |
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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: 20140115 Termination date: 20200725 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |