CN110223865B - Spring operating mechanism for sulfur hexafluoride ring net cabinet - Google Patents
Spring operating mechanism for sulfur hexafluoride ring net cabinet Download PDFInfo
- Publication number
- CN110223865B CN110223865B CN201910656676.9A CN201910656676A CN110223865B CN 110223865 B CN110223865 B CN 110223865B CN 201910656676 A CN201910656676 A CN 201910656676A CN 110223865 B CN110223865 B CN 110223865B
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- China
- Prior art keywords
- driving plate
- shaft
- grounding
- closing
- spring
- 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.)
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Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 36
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical group FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 54
- 238000004146 energy storage Methods 0.000 claims abstract description 51
- 230000007704 transition Effects 0.000 claims abstract description 18
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 2
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/38—Driving mechanisms, i.e. for transmitting driving force to the contacts using spring or other flexible shaft coupling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
- H01H31/026—Movable parts and contacts mounted thereon
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/035—Gas-insulated switchgear
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Power-Operated Mechanisms For Wings (AREA)
- Mechanisms For Operating Contacts (AREA)
Abstract
The embodiment of the invention discloses a spring control mechanism for a sulfur hexafluoride ring main unit, and belongs to the technical field of power equipment. According to the technical scheme, the spring control mechanism comprises a front panel, a rear panel, a load switch and a grounding switch, and further comprises an energy storage driving plate, a transition driving plate, a transmission driving plate, a closing driving plate and a switching-on and switching-off limiting plate, wherein a transition shaft is arranged between the front panel and the rear panel, the energy storage driving plate is fixed on the transition shaft, the closing driving plate, the transmission driving plate and the transition driving plate take the transition shaft as the axis, the closing driving plate is connected with the transmission driving plate, a limiting groove is formed in the closing driving plate, a shifting groove is formed in the energy storage driving plate, a clamping groove is formed in the transmission driving plate, a fixing shaft is arranged between the front panel and the rear panel, an energy storage spring is fixed on the fixing shaft, a spring seat rotating shaft is fixed on the energy storage spring, the spring seat rotating shaft penetrates through the transition driving plate and is clamped on the shifting groove, and the switching-on and switching-off limiting plate is in transmission connection with a switching-on and switching-off shaft of the load switch.
Description
Technical Field
The embodiment of the invention relates to the technical field of power equipment, in particular to a spring operating mechanism for a sulfur hexafluoride ring net cabinet.
Background
The sulfur hexafluoride ring net cabinet is an electric device which is arranged in an outdoor cabinet or is made into an assembled spacing ring net power supply unit, has the advantages of small volume, light weight, attractive appearance, simple structure and the like, is approved by a plurality of users, and is also widely and widely applied.
The main switch in the prior sulfur hexafluoride ring main unit has the functions of an operating mechanism, a load switch, a grounding switch and an isolating mechanism, but the operating mechanism has some problems in use: the mechanism is relatively complicated, the performance is unstable, and people can operate the mechanism more complicated.
Disclosure of Invention
Therefore, the embodiment of the invention provides a spring operating mechanism for a sulfur hexafluoride ring main unit, which aims to solve the problems that the operating structure of the sulfur hexafluoride ring main unit in the prior art is complex in structure, large in size and unstable in performance, and people can operate the spring operating mechanism more complex.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:
According to the spring operating mechanism for the sulfur hexafluoride ring main unit, which is disclosed by the embodiment of the invention, the spring operating mechanism comprises a front panel, a rear panel, a load switch and a grounding switch, and further comprises an energy storage driving plate, an intermediate driving plate, a transmission driving plate, a closing driving plate and an opening and closing limiting plate, wherein a transition shaft is arranged between the front panel and the rear panel, the energy storage driving plate is fixed on the transition shaft, the closing driving plate, the transmission driving plate and the intermediate driving plate rotate by taking the transition shaft as an axle center, the closing driving plate is in transmission connection with the transmission driving plate, a limiting groove is arranged below the closing driving plate, a stirring groove is arranged on the energy storage driving plate, a clamping groove is formed in the edge of the transmission driving plate, a fixed shaft is arranged between the front panel and the rear panel, an energy storage spring is fixed on the fixed shaft, a spring seat rotating shaft is fixed at the upper end of the energy storage spring, the spring seat rotating shaft penetrates through the intermediate driving plate and is clamped on the stirring groove of the closing driving plate, the closing shaft of the load switch is arranged on the left side of the operating mechanism, the opening and closing limiting plate is in transmission connection with the opening and closing shaft of the load switch, and the opening and closing driving plate are provided with a transmission driving assembly for rotating the energy storage driving assembly.
Further, the transmission assembly comprises a main gear and a pinion which are connected to the front panel in a rotating way, the main gear is connected with the pinion in a meshed way, the transition shaft is fixedly connected with a transmission gear, the transmission gear is connected with the pinion in a meshed way, the front panel is further provided with an electric opening and closing motor, an opening and closing operation shaft on the main gear extends to the rear panel, a clutch is fixedly arranged at the front end of the opening and closing operation shaft, and an output shaft of the electric opening and closing motor is connected with the clutch in a transmission way through a chain.
Further, an operating stop pin is arranged on the opening and closing operation shaft of the main gear, and an operating handle is connected to the operating stop pin.
Further, the bottom of the opening and closing limiting plate is provided with an arc groove, an opening and closing limiting shaft is arranged in the arc groove, and the opening and closing limiting shaft is fixed to a front panel and a rear panel of the operating mechanism.
Further, the switching-on and switching-off shaft of the grounding switch is arranged on the right side of the operating mechanism, a grounding operation shaft is arranged between the front panel and the rear panel, a grounding switching-on and switching-off driving plate is rotationally connected to the grounding operation shaft, a grounding driving plate is fixedly arranged on the grounding operation shaft, a grounding limit groove is formed in the edge of the grounding driving plate, a locking shaft is rotationally connected between the front panel and the rear panel, a grounding spring is fixedly arranged on the side wall of the locking shaft, a grounding spring seat rotating shaft is fixedly arranged at the other end of the grounding spring, and penetrates through the edge of the grounding switching-on and switching-off driving plate and is clamped into the grounding limit groove, and the grounding switching-on and switching-off driving plate is in transmission connection with the switching-on and switching-off shaft of the grounding switch.
Further, the front end of the grounding operation shaft is provided with a linkage cam, the linkage cam is mutually linked with the operation shaft of the load switch and the operation shaft of the grounding switch, the front panel is provided with a micro switch, and the linkage cam is linked with the micro switch.
Further, a grounding limiting shaft is fixed between the front panel and the rear panel, a grounding limiting groove is formed in the edge of the grounding driving plate, and the grounding limiting shaft is clamped onto the grounding limiting groove.
The embodiment of the invention has the following advantages: through the arrangement of the control structure, when the energy storage driving plate is driven to rotate by the transmission assembly, the edge of the shifting groove of the energy storage driving plate can drive the spring seat rotating shaft to move, at the moment, the energy storage spring can be compressed, when the energy storage driving plate is in a middle position, the energy storage spring can quickly release the spring force and impact the transmission driving plate to drive the closing driving plate to operate, and the closing driving plate drives the opening and closing limiting plate to move, so that the opening and closing limiting plate drives the load switch to open and close the shaft; when the energy storage driving plate is reversely compressed to the middle position, the energy storage spring releases spring force again to drive the closing driving plate and the transmission driving plate to operate, so that the opening and closing limiting plate is driven to move to drive the load switch transmission assembly to open the brake, the brake is conveniently closed or opened by using the transmission mode, and the performance is relatively stable. In addition, the switch is fast when the grounding switch is switched on or off, and the performance is relatively stable.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.
The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the invention, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present invention, should fall within the ambit of the technical disclosure.
Fig. 1 is a schematic diagram of an overall three-dimensional external gate structure of a sulfur hexafluoride ring main unit operating mechanism provided by an embodiment of the invention.
Fig. 2 is a cross-sectional view of a front opening position of an operating mechanism of a sulfur hexafluoride ring main unit provided by an embodiment of the invention.
Fig. 3 is a cross-sectional view of a front opening gear of a sulfur hexafluoride ring net cabinet operating mechanism provided by an embodiment of the invention.
Fig. 4 is a schematic structural diagram of a front opening position transmission driving plate of a sulfur hexafluoride ring main unit operating mechanism provided by an embodiment of the invention.
Fig. 5 is a schematic structural diagram of a front opening position opening and closing driving plate of a sulfur hexafluoride ring main unit operating mechanism provided by an embodiment of the invention.
Fig. 6 is a schematic diagram of an internal structure of a front closing position of an operating mechanism of a sulfur hexafluoride ring main unit according to an embodiment of the invention.
Fig. 7 is a schematic diagram of an overall three-dimensional external switching-on position structure of a sulfur hexafluoride ring main unit operating mechanism provided by an embodiment of the invention.
In the figure: 1. a front panel; 2. a rear panel; 3. an energy storage motor; 4. a drive chain; 5. a clutch; 6. a load switch operation shaft 7, a ground interlocking baffle; 8. a load switch interlocking push plate; 9. a linkage cam; 10. a micro-switch; 11. a spring seat rotating shaft; 12. a middle drive plate; 13. an energy storage driving plate; 14. a transition shaft; 15. an opening and closing limiting plate; 16. a load switch closing shaft; 17. an opening and closing limiting shaft; 18. a load switch energy storage spring; 19. an energy storage spring positioning shaft; 20. a ground operation shaft; 21. a grounding switching driving plate; 211. a grounding limiting shaft; 22. a grounding switch energy storage spring; 220. a grounding spring positioning shaft; 221. a grounding spring seat rotating shaft; 23. a main gear; 24. a pinion gear; 25. a transmission gear; 26. a transmission driving plate; 27. closing driving plate
Detailed Description
Other advantages and advantages of the present invention will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
The spring operating mechanism for the sulfur hexafluoride ring main unit comprises a front panel 1, a rear panel 2, a load switch, a grounding switch, an energy storage driving plate 13, an intermediate driving plate 12, a transmission driving plate 26, a closing driving plate 27 and an opening and closing limiting plate 15, wherein a transition shaft 14 is rotationally connected between the front panel 1 and the rear panel 2, the energy storage driving plate 13 is fixedly connected to the transition shaft 14, the closing driving plate 27 is connected with the transmission driving plate 26 and is installed on the transition shaft 14 together with the intermediate driving plate 12, the energy storage driving plate 13 can rotate around the transition shaft 14, and a limiting groove is formed below the closing driving plate 27; a toggle groove is arranged on the energy storage driving plate 13, and a clamping groove is arranged on the edge of the transmission driving plate 26.
An energy storage spring positioning shaft 19 is further connected between the front panel 1 and the rear panel 2, a load switch energy storage spring 18 is fixedly connected to the side wall of the energy storage spring positioning shaft 19, a spring seat rotating shaft 11 is fixedly connected to the upper end of the load switch energy storage spring 18, and the spring seat rotating shaft 11 penetrates through the middle driving plate 12 and is clamped on a toggle groove of the energy storage driving plate 13; the other end is clamped on a clamping groove of the transmission driving plate 26, in addition, a switching-on and switching-off shaft of the load switch is arranged on the left side of the operating mechanism, a switching-on and switching-off limiting plate 15 is connected with the switching-on and switching-off shaft of the load switch, and a transmission assembly for driving the energy storage driving plate 13 to rotate is arranged on the front panel 1.
As shown in fig. 6, when the transmission assembly drives the energy storage driving plate 13 to rotate, the toggle slot edge of the energy storage driving plate 13 drives the spring seat rotating shaft 11 to move, so as to drive the over-center driving plate 12 to rotate, and when the over-center driving plate 12 is over-center, the load switch energy storage spring 18 can quickly release spring force and impact the transmission driving plate 26 to drive the closing driving plate 27 to operate, and the closing driving plate 27 is driven to the opening and closing limiting plate 15, so that the opening and closing limiting plate 15 drives the load switch opening and closing shaft to close. When the energy storage driving plate 13 is reversely rotated, the edge of the other side of the toggle groove drives the spring seat rotating shaft 11 to reversely rotate, and when the middle driving plate 12 is reversely rotated to the middle position, the load switch energy storage spring 18 releases spring force again to drive the transmission driving plate 26 to operate, so that the switching-on driving plate 27 is driven and the switching-off limiting plate 15 is driven to move, and the switching-on and switching-off shaft switching-off of the load switch is driven.
As shown in fig. 3, the transmission assembly includes a main gear 23 and a pinion 24 rotatably connected to the front panel 1, the main gear 23 is meshed with the pinion 24, a transmission gear 25 is fixedly connected to the transition shaft 14, the transmission gear 25 is meshed with the pinion 24, an electric opening and closing motor 3 is fixedly connected to the front panel 1, an opening and closing operation shaft on the main gear 23 extends to the front panel 1, a clutch 5 is fixedly arranged at the front end of the opening and closing operation shaft, an output shaft of the electric opening and closing motor 3 is in transmission connection with the clutch 5 through a chain 4, so that the clutch 5 can be driven to operate through rotation of the electric opening and closing motor 3, and then the opening and closing operation shaft 6 is driven to rotate by the clutch 5, so that opening and closing actions are realized.
An operating stop pin is arranged on the opening and closing operation shaft of the main gear 23, an operating handle is connected to the operating stop pin, and the opening and closing operation shaft 6 can be controlled to rotate through the operating handle, so that the manual control of the opening and closing operation shaft is realized.
As shown in fig. 2, an arc groove is formed at the bottom of the opening and closing limiting plate 15, an opening and closing limiting shaft 17 is arranged in the arc groove, the opening and closing limiting shaft 17 is fixedly connected between the front panel 1 and the rear panel 2 of the operating mechanism, and the opening and closing limiting plate 15 can play a role in positioning through the arrangement of the opening and closing limiting shaft 17 and the arc groove.
As shown in fig. 2 and 3, the opening and closing shaft of the grounding switch is arranged on the right side of the operating mechanism, a grounding operation shaft 20 is rotatably connected between the front panel 1 and the rear panel 2, a grounding opening and closing driving plate 21 is fixedly connected to the grounding operation shaft 20, a grounding spring positioning shaft 220 is also connected between the front panel 1 and the rear panel 2, a grounding switch energy storage spring 22 is fixedly connected to the side wall of the grounding spring positioning shaft 220, the other end of the grounding switch energy storage spring 22 is connected with a grounding spring seat rotating shaft 221, the grounding spring seat rotating shaft 221 penetrates through the grounding opening and closing driving plate 21, and the grounding opening and closing driving plate 21 is fixedly connected with the opening and closing shaft of the grounding switch; the edge of the grounding opening and closing driving plate 21 is provided with a grounding limiting groove, a grounding limiting shaft 211 is connected between the front panel 1 and the rear panel 2 at a position close to the grounding opening and closing driving plate, and the grounding limiting groove is clamped on the grounding limiting shaft 211 after opening and closing is in place, so that the opening and closing positioning effect is achieved.
When the grounding operation shaft 20 is controlled to operate, the grounding opening and closing driving plate 21 can be linked to operate, and then after the grounding opening and closing driving plate 21 is in the middle, the grounding spring 22 can rapidly release the spring force to drive the grounding opening and closing driving plate 21 to rapidly rotate, so that the opening and closing shaft of the grounding switch is driven to operate, and the closing position is positioned, so that the closing effect is achieved.
When the ground operation shaft 20 is controlled to rotate reversely, the ground opening and closing driving plate 21 can be driven to rotate reversely, so that the opening and closing operation of the ground switch is driven, and after the ground opening and closing driving plate 21 passes reversely, the ground spring 25 can release the spring force and position the opening and closing position, so that the opening and closing effect is achieved.
As shown in fig. 1and 7, a cam 9 is provided at the front end of the ground operation shaft 20, the cam 9 is connected with the ground switch opening/closing cam 7 by a link structure in a transmission manner, a micro switch 10 is fixedly connected to the front panel 1, and the cam 9 is connected with the micro switch 10. When the grounding switch is in closing motion, the linkage cam 9 runs, and then the micro switch 10 is cut off and the grounding switch closing and opening linkage 7 is pushed, so that the closing and opening operation shaft 6 of the load switch is blocked, and the load switch cannot be manually or electrically closed.
According to the invention, through the arrangement of the control structure, when the energy storage driving plate 13 is driven to rotate by the transmission assembly, the edge of the toggle groove of the energy storage driving plate 13 drives the spring seat rotating shaft 11 to move, at the moment, the spring seat rotating shaft 11 on the middle driving plate 12 presses the energy storage spring 18, when the middle driving plate 12 is in middle, the energy storage spring 18 can quickly release the spring force and impact the transmission driving plate 26 to drive the closing driving plate 27 to operate, and the closing driving plate 27 drives the opening and closing limiting plate 15 to move, so that the opening and closing limiting plate 15 drives the load switch opening and closing shaft to close; when the energy storage driving plate 13 is reversely moved, the edge of the other side of the toggle groove can drive the spring seat rotating shaft 11 to reversely move, when the middle driving plate 12 reversely rotates to the middle position, the energy storage spring 18 can release spring force again to drive the transmission driving plate 26 and the closing driving plate 27 to operate, so that the opening and closing limiting plate 15 is driven to move to drive the load switch transmission assembly to open a gate, and the load switch is relatively convenient to close or open the gate by using the transmission mode, and relatively stable in performance. In addition, the switch is fast when the grounding switch is switched on or off, and the performance is relatively stable.
While the invention has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the invention and are intended to be within the scope of the invention as claimed.
Claims (5)
1. A spring operating mechanism for sulfur hexafluoride ring net cabinet is characterized in that: the energy storage driving plate, the transmission driving plate and the passing driving plate rotate by taking the transition shaft as an axle center, the closing driving plate is in transmission connection with the transmission driving plate, a limit groove is formed below the closing driving plate, a toggle groove is formed in the energy storage driving plate, a clamping groove is formed in the edge of the transmission driving plate, a fixed shaft is arranged between the front panel and the rear panel, an energy storage spring is fixed on the fixed shaft, a spring seat rotating shaft is fixed at the upper end of the energy storage spring, the spring seat rotating shaft penetrates through the middle driving plate and is clamped on the toggle groove of the closing driving plate, the closing shaft of the load switch is arranged on the left side of the operating mechanism, the opening and closing limiting plate is in transmission connection with the closing shaft of the load switch, and a transmission assembly for driving the energy storage driving plate to rotate is arranged on the rear panel;
The transmission assembly comprises a main gear and a pinion which are rotatably connected to the front panel, the main gear is in meshed connection with the pinion, the transition shaft is fixedly connected with a transmission gear, the transmission gear is in meshed connection with the pinion, the front panel is also provided with an electric opening and closing motor, an opening and closing operation shaft on the main gear extends to the rear panel, a clutch is fixedly arranged at the front end of the opening and closing operation shaft, and an output shaft of the electric opening and closing motor is in transmission connection with the clutch through a chain;
the switching limiting plate is characterized in that an arc groove is formed in the bottom of the switching limiting plate, a switching limiting shaft is arranged in the arc groove, and the switching limiting shaft is fixed to a front panel and a rear panel of the operating mechanism.
2. The spring operating mechanism for a sulfur hexafluoride ring net cabinet as defined in claim 1, wherein: an operating stop pin is arranged on the opening and closing operation shaft of the main gear, and an operating handle is connected to the operating stop pin.
3. The spring operating mechanism for a sulfur hexafluoride ring net cabinet as defined in claim 1, wherein: the switching-on/off shaft of the grounding switch is arranged on the right side of the operating mechanism, a grounding operation shaft is arranged between the front panel and the rear panel, a grounding switching-on/off driving plate is rotationally connected on the grounding operation shaft, a grounding driving plate is fixedly arranged on the grounding operation shaft, a grounding limit groove is formed in the edge of the grounding driving plate, a locking shaft is rotationally connected between the front panel and the rear panel, a grounding spring is fixedly arranged on the side wall of the locking shaft, a grounding spring seat rotating shaft is fixedly arranged at the other end of the grounding spring, and penetrates through the edge of the grounding switching-on/off driving plate and is clamped into the grounding limit groove, and the grounding switching-on/off driving plate is in transmission connection with the switching-on/off shaft of the grounding switch.
4. A spring operated mechanism for a sulfur hexafluoride ring net cabinet as defined in claim 3, wherein: the front end of the grounding operation shaft is provided with a chain cam, the chain cam is mutually interlocked with the operation shaft of the load switch and the operation shaft of the grounding switch, the front panel is provided with a micro switch, and the chain cam is interlocked with the micro switch.
5. A spring operated mechanism for a sulfur hexafluoride ring net cabinet as defined in claim 3, wherein: and a grounding limiting shaft is also fixed between the front panel and the rear panel, a grounding limiting groove is formed in the edge of the grounding driving plate, and the grounding limiting shaft is clamped on the grounding limiting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910656676.9A CN110223865B (en) | 2019-07-19 | 2019-07-19 | Spring operating mechanism for sulfur hexafluoride ring net cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910656676.9A CN110223865B (en) | 2019-07-19 | 2019-07-19 | Spring operating mechanism for sulfur hexafluoride ring net cabinet |
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| Publication Number | Publication Date |
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| CN110223865A CN110223865A (en) | 2019-09-10 |
| CN110223865B true CN110223865B (en) | 2024-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910656676.9A Active CN110223865B (en) | 2019-07-19 | 2019-07-19 | Spring operating mechanism for sulfur hexafluoride ring net cabinet |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111403223A (en) * | 2020-04-29 | 2020-07-10 | 库柏爱迪生(平顶山)电子科技有限公司 | Load switch system capable of realizing electric on-off and electric grounding |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209912755U (en) * | 2019-07-19 | 2020-01-07 | 泰兴市仲孚电气有限公司 | Spring operating mechanism for sulfur hexafluoride ring main unit |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201038092Y (en) * | 2007-03-07 | 2008-03-19 | 北海银河开关设备有限公司 | Onload switch-fuse combined electric appliance operation mechanism |
| KR101079791B1 (en) * | 2011-06-02 | 2011-11-03 | 주식회사 델코코 | Epoxy Mold Insulation Load Breaker |
| CN103985591B (en) * | 2014-05-29 | 2016-02-10 | 厦门兴厦控电气有限公司 | A kind of tri-station isolating switch |
| CN204834531U (en) * | 2015-08-20 | 2015-12-02 | 厦门澳美诺电气有限公司 | Prevent divide -shut brake device that recloses in looped netowrk cabinet |
| CN206789480U (en) * | 2017-03-16 | 2017-12-22 | 温州开元集团有限公司 | A kind of high-voltage vacuum load switch of making switch with ground |
| CN107887221A (en) * | 2017-12-14 | 2018-04-06 | 朱银章 | New A BB on-load switch combined electrical apparatuses mechanism |
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| CN209912755U (en) * | 2019-07-19 | 2020-01-07 | 泰兴市仲孚电气有限公司 | Spring operating mechanism for sulfur hexafluoride ring main unit |
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