CN114300301A - High-voltage vacuum circuit breaker double-module operating mechanism with adjusting mechanism - Google Patents
High-voltage vacuum circuit breaker double-module operating mechanism with adjusting mechanism Download PDFInfo
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- CN114300301A CN114300301A CN202111610815.8A CN202111610815A CN114300301A CN 114300301 A CN114300301 A CN 114300301A CN 202111610815 A CN202111610815 A CN 202111610815A CN 114300301 A CN114300301 A CN 114300301A
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Abstract
The invention relates to a high-voltage vacuum circuit breaker double-module operating mechanism with an adjusting mechanism. The device comprises a closing module, a separating module, a case, a closing speed regulating mechanism and a separating speed regulating mechanism, wherein the closing speed regulating mechanism comprises a first rotating rod, the free end of the first rotating rod is connected with a limiting shaft sleeve, a connecting seat is arranged on the case, a first compression spring is arranged between the connecting seat and the limiting shaft sleeve, the separating speed regulating mechanism comprises a second rotating rod, the free end of the second rotating rod is hinged with a connecting rod, a lever is hinged on the case, a guide rod is arranged on the frame, a fixed sleeve and a sliding sleeve are arranged on the guide rod at intervals, a waist-shaped groove is formed on the guide rod, a sliding part is connected in the sliding groove in a sliding manner, a second compression spring is sleeved on the guide rod, the upper end of the sliding part is abutted against the lower surface of the sliding sleeve, the device can regulate the speeds of the closing mechanism and the separating mechanism according to the requirements of customers, and is suitable for industrial production, has strong practicability.
Description
Technical Field
The invention belongs to the technical field of circuit breaking devices, and particularly relates to a high-voltage vacuum circuit breaker double-module operating mechanism with an adjusting mechanism.
Background
Among the existing power protection apparatuses, an ac high voltage vacuum circuit breaker is one of the most commonly used three-phase ac high voltage vacuum switching apparatuses. The operating mechanism of the vacuum circuit breaker is used for realizing the switching-on and switching-off operation task of the vacuum circuit breaker and is an important component of the vacuum circuit breaker. Because the mechanical characteristics of the vacuum circuit breaker such as opening distance, over travel, opening and closing speed, contact closing force, contact bounce and the like and the requirements on indexes such as the volume of the circuit breaker are strict, the existing operating mechanism of the vacuum circuit breaker is basically a double-spring energy storage type operating mechanism, and the force value deviation caused by the inconsistent self performance of two springs in a double-spring action mode causes unstable switching performance, the contact is easy to strike an arc, and the service life of the circuit breaker is influenced. Meanwhile, the kinetic energy required by the double springs during energy storage is overlarge, so that the loss of the energy storage driving motor is overlarge, and the overall service life of the circuit breaker is influenced.
The patent of the national intellectual property office 2016-07-18 discloses a utility model (application number: CN201620756536.0, name: high-voltage vacuum circuit breaker operating mechanism with self-locking mechanism) which specifically discloses an energy storage driving mechanism, an energy storage mechanism, a closing mechanism, a separating mechanism, a transmission mechanism and a self-locking mechanism, and has the disadvantages that: the switching-on and switching-off speed in the switching-on mechanism and the switching-off mechanism can not be adjusted according to the requirements of customers, and certain limitation is realized.
Disclosure of Invention
The invention aims to solve the technical problem that the existing high-voltage vacuum circuit breaker double-module operating mechanism cannot adjust the switching-on and switching-off speeds of a switching-on mechanism and a switching-off mechanism according to the requirements of customers, has certain limitation, and aims to overcome the defects of the existing high-voltage vacuum circuit breaker double-module operating mechanism.
In order to achieve the purpose, the invention is realized by the following technical scheme:
a high-voltage vacuum circuit breaker double-module operating mechanism with an adjusting mechanism comprises a switching-on module, a switching-off module and a case, wherein the switching-on module comprises a main shaft, the switching-off module comprises an auxiliary shaft, a switching-on speed adjusting mechanism is arranged at the free end of the main shaft, the switching-on speed adjusting mechanism comprises a first rotating rod connected with the main shaft, the free end of the first rotating rod is connected with a limiting shaft sleeve, a connecting seat is arranged on the case under the limiting shaft sleeve, a vertical first compression spring is arranged between the connecting seat and the limiting shaft sleeve, one end of the first compression spring is connected with the lower end of the limiting shaft sleeve, the other end of the first compression spring is connected with the upper end of the connecting seat, the free end of the auxiliary shaft is provided with the switching-off speed adjusting mechanism, the switching-off speed adjusting mechanism comprises a second rotating rod connected with the auxiliary shaft, and the free end of the second rotating rod is hinged with a connecting rod, the quick-witted case that is located the connecting rod below articulates there is the lever, lever one end is connected with the connecting rod, and the other end is connected with the slider, be provided with vertical guide bar in the frame, be provided with fixed cover and sliding sleeve by last interval down on the guide bar, be located and seted up vertical waist type groove on the guide bar of sliding sleeve below, slider sliding connection has cup jointed second compression spring in the spout on being located the guide bar between fixed cover and the sliding sleeve, second compression spring one end is connected with fixed cover, and the other end is connected with the sliding sleeve, the slider upper end is contradicted on the sliding sleeve lower surface.
When the device works, an operator controls the main shaft in the switching-on module to rotate to drive the first rotating rod to rotate, so that the compression amount of the first compression spring is adjusted, the pre-tightening force of the first compression spring is further changed, and the switching-on speed is further adjusted.
Compared with the prior art, the invention has the beneficial effects that: the device utilizes the compression volume of first compression spring in the closing module and the second compression spring in the separating brake module to adjust, closes a floodgate and the speed of separating brake in closing mechanism and the separating brake mechanism according to customer's demand regulation, and the suitability is stronger, and the device is applicable to in the industrial production, has very strong practicality.
The sliding piece is provided with the gyro wheel including being located waist type groove both sides, distributes the hub connection between two gyro wheels, the gyro wheel surface is contradicted on the sliding sleeve lower surface.
The closing module comprises a main shaft and a closing electromagnet, and a cam is arranged on the main shaft.
The opening module comprises an opening electromagnet and an opening spring which are arranged on the case, one end of the opening spring is fixed on the case, and the other end of the opening spring is fixed on the main shaft.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of a closing speed adjusting mechanism and an opening speed adjusting mechanism in the present invention.
In the figure: 1 a closing module, 2 a breaking module, 3 a chassis, 4 a main shaft, 5 an auxiliary shaft, 6 a closing speed adjusting mechanism, 601 a first rotating rod, 602 a limit shaft sleeve, 603 a connecting seat, 604 a first compression spring, 7 a breaking speed adjusting mechanism, 701 a second rotating rod, 702 a connecting rod, 703 a lever,
704 slide, 705 guide rod, 706 fixation sleeve, 707 sliding sleeve, 708 second compression spring.
Detailed Description
The technical solution of the present application will be further described and explained with reference to the accompanying drawings and embodiments.
As shown in fig. 1-2, the operating mechanism comprises a closing module 1, an opening module 2 and a case 3, the closing module 1 comprises a main shaft 4, the opening module 2 comprises an auxiliary shaft 5, a closing speed adjusting mechanism 6 is arranged at the free end of the main shaft 4, the closing speed adjusting mechanism 6 comprises a first rotating rod 601 connected with the main shaft 4, the free end of the first rotating rod 601 is connected with a limit shaft sleeve 602, the case 3 positioned right below the limit shaft sleeve 602 is provided with a connecting seat 603, a vertical first compression spring 604 is arranged between the connecting seat 603 and the limit shaft sleeve 602, one end of the first compression spring 604 is connected with the lower end of the limit shaft sleeve 602, the other end is connected with the upper end of the connecting seat 603, the free end of the auxiliary shaft 5 is provided with an opening speed adjusting mechanism 7, the opening speed adjusting mechanism 7 comprises a second rotating rod 701 connected with the auxiliary shaft 5, the free end of the second rotating rod 701 is hinged with a connecting rod 702, a lever 703 is hinged on the case 3 below the connecting rod 702, one end of the lever 703 is connected with the connecting rod 702, the other end of the lever 703 is connected with a sliding piece 704, a vertical guide rod 705 is arranged on the rack, a fixed sleeve 706 and a sliding sleeve 707 are arranged on the guide rod 705 from top to bottom at intervals, a vertical waist-shaped groove is formed in the guide rod 705 below the sliding sleeve 707, the sliding piece 704 is connected in the sliding groove in a sliding manner, a second compression spring 708 is sleeved on the guide rod 705 between the fixed sleeve 706 and the sliding sleeve 707, one end of the second compression spring 708 is connected with the fixed sleeve 706, the other end of the second compression spring is connected with the sliding sleeve 707, and the upper end of the sliding piece 704 abuts against the lower surface of the sliding sleeve 707. The sliding member 704 includes rollers disposed on both sides of the kidney-shaped slot, the rollers are connected via a pin, and the outer surfaces of the rollers abut against the lower surface of the sliding sleeve 707. The closing module 1 comprises a main shaft 4 and a closing electromagnet, and a cam is arranged on the main shaft 4. The opening module 2 comprises an opening electromagnet and an opening spring which are arranged on the case 3, one end of the opening spring is fixed on the case 3, and the other end of the opening spring is fixed on the main shaft 4.
During operation, an operator rotates through the main shaft 4 in the control closing module 1 to drive the first rotating rod 601 to rotate, so that the compression amount of the first compression spring 604 is adjusted, the pretightening force of the first compression spring 604 is changed, the closing speed is adjusted, similarly, the auxiliary shaft 5 in the control opening module 2 rotates to drive the second rotating rod 701 to rotate, the compression amount of the second compression spring 708 is adjusted, the pretightening force of the second compression spring 708 is changed, and the closing speed is adjusted.
The present invention is not limited to the above-mentioned embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some substitutions and modifications to some technical features without creative efforts according to the disclosed technical contents, and these substitutions and modifications are all within the protection scope of the present invention.
Claims (4)
1. The utility model provides a high pressure vacuum circuit breaker bimodulus operating mechanism with adjustment mechanism, operating mechanism is including closing a floodgate module, separating brake module and quick-witted case, closing a floodgate module is including the main shaft, separating brake module is including the countershaft, its characterized in that: the switching-on speed adjusting mechanism is arranged at the free end of the main shaft and comprises a first rotating rod connected with the main shaft, the free end of the first rotating rod is connected with a limiting shaft sleeve, a connecting seat is arranged on a case positioned under the limiting shaft sleeve, a vertical first compression spring is arranged between the connecting seat and the limiting shaft sleeve, one end of the first compression spring is connected with the lower end of the limiting shaft sleeve, the other end of the first compression spring is connected with the upper end of the connecting seat, a switching-off speed adjusting mechanism is arranged at the free end of the auxiliary shaft and comprises a second rotating rod connected with the auxiliary shaft, the free end of the second rotating rod is hinged with a connecting rod, a lever is hinged on the case positioned under the connecting rod, one end of the lever is connected with the connecting rod, the other end of the lever is connected with a sliding part, a vertical guide rod is arranged on the frame, and a fixing sleeve and a sliding sleeve are arranged on the guide rod at intervals from top to bottom, vertical waist-shaped groove is formed in the guide rod below the sliding sleeve, the sliding part is connected in the sliding groove in a sliding mode, the second compression spring is sleeved on the guide rod between the fixed sleeve and the sliding sleeve, one end of the second compression spring is connected with the fixed sleeve, the other end of the second compression spring is connected with the sliding sleeve, and the upper end of the sliding part is abutted to the lower surface of the sliding sleeve.
2. The dual-module operating mechanism of the high-voltage vacuum circuit breaker with the adjusting mechanism as claimed in claim 1, wherein: the sliding piece is provided with the gyro wheel including being located waist type groove both sides, distributes the hub connection between two gyro wheels, the gyro wheel surface is contradicted on the sliding sleeve lower surface.
3. The dual-module operating mechanism of the high-voltage vacuum circuit breaker with the adjusting mechanism as claimed in claim 2, wherein: the closing module comprises a main shaft and a closing electromagnet, and a cam is arranged on the main shaft.
4. The dual-module operating mechanism of the high-voltage vacuum circuit breaker with the adjusting mechanism as claimed in claim 3, wherein: the opening module comprises an opening electromagnet and an opening spring which are arranged on the case, one end of the opening spring is fixed on the case, and the other end of the opening spring is fixed on the main shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111610815.8A CN114300301A (en) | 2021-12-27 | 2021-12-27 | High-voltage vacuum circuit breaker double-module operating mechanism with adjusting mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111610815.8A CN114300301A (en) | 2021-12-27 | 2021-12-27 | High-voltage vacuum circuit breaker double-module operating mechanism with adjusting mechanism |
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| CN114300301A true CN114300301A (en) | 2022-04-08 |
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| CN202111610815.8A Pending CN114300301A (en) | 2021-12-27 | 2021-12-27 | High-voltage vacuum circuit breaker double-module operating mechanism with adjusting mechanism |
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| CN201038050Y (en) * | 2007-03-21 | 2008-03-19 | 冯保明 | Universal operating mechanism for medium and low voltage vacuum circuit breaker |
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| CN206961742U (en) * | 2017-05-24 | 2018-02-02 | 上海电器股份有限公司人民电器厂 | A kind of device of adjustable opening velocity |
| CN107749369A (en) * | 2017-11-30 | 2018-03-02 | 四川奇通电气成套设备有限公司 | A kind of high pressure is without vacuum circuit breaker of restriking |
| WO2018094931A1 (en) * | 2016-11-22 | 2018-05-31 | 上海思源高压开关有限公司 | Spring operation mechanism for use with high-voltage circuit breakers |
| CN207690704U (en) * | 2017-11-30 | 2018-08-03 | 四川奇通电气成套设备有限公司 | For operating mechanism of the high pressure without vacuum circuit breaker of restriking |
| CN109427504A (en) * | 2017-08-23 | 2019-03-05 | 上海电器股份有限公司人民电器厂 | A kind of electromagnetic type anti-rebounding device and the breaker with adjusting opening velocity function |
| WO2021057521A1 (en) * | 2019-09-29 | 2021-04-01 | 中天电气技术有限公司 | High-reliability and long-service-life gas-insulated switchgear circuit breaker |
-
2021
- 2021-12-27 CN CN202111610815.8A patent/CN114300301A/en active Pending
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201038050Y (en) * | 2007-03-21 | 2008-03-19 | 冯保明 | Universal operating mechanism for medium and low voltage vacuum circuit breaker |
| CN201417684Y (en) * | 2009-07-07 | 2010-03-03 | 涂大石 | Novel electromagnetic type operating mechanism for high-voltage switchgear |
| JP2013073801A (en) * | 2011-09-28 | 2013-04-22 | Daihen Corp | Handling device for vacuum valve |
| CN102751132A (en) * | 2012-07-04 | 2012-10-24 | 江苏森源电气股份有限公司 | Operating mechanism for vacuum circuit breaker |
| CN103050334A (en) * | 2013-01-09 | 2013-04-17 | 江苏沃尔特电气有限公司 | Integral modular spring operating mechanism of high-voltage vacuum circuit breaker |
| CN104217889A (en) * | 2013-05-31 | 2014-12-17 | 国家电网公司 | Modular spring operating mechanism |
| WO2015197035A2 (en) * | 2014-06-27 | 2015-12-30 | 国家电网公司 | Spring actuator mechanism |
| CN205282380U (en) * | 2015-12-30 | 2016-06-01 | 浙江巨力电气有限公司 | Permanent magnet operating mechanism |
| CN205845829U (en) * | 2016-07-18 | 2016-12-28 | 江苏新纪元电器科技有限公司 | There is the high-voltage vacuum breaker actuating mechanism of self-locking mechanism |
| WO2018094931A1 (en) * | 2016-11-22 | 2018-05-31 | 上海思源高压开关有限公司 | Spring operation mechanism for use with high-voltage circuit breakers |
| CN206961742U (en) * | 2017-05-24 | 2018-02-02 | 上海电器股份有限公司人民电器厂 | A kind of device of adjustable opening velocity |
| CN109427504A (en) * | 2017-08-23 | 2019-03-05 | 上海电器股份有限公司人民电器厂 | A kind of electromagnetic type anti-rebounding device and the breaker with adjusting opening velocity function |
| CN107749369A (en) * | 2017-11-30 | 2018-03-02 | 四川奇通电气成套设备有限公司 | A kind of high pressure is without vacuum circuit breaker of restriking |
| CN207690704U (en) * | 2017-11-30 | 2018-08-03 | 四川奇通电气成套设备有限公司 | For operating mechanism of the high pressure without vacuum circuit breaker of restriking |
| WO2021057521A1 (en) * | 2019-09-29 | 2021-04-01 | 中天电气技术有限公司 | High-reliability and long-service-life gas-insulated switchgear circuit breaker |
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