CN107316775A - A kind of inlet wire spring operating mechanism of ring main unit - Google Patents
A kind of inlet wire spring operating mechanism of ring main unit Download PDFInfo
- Publication number
- CN107316775A CN107316775A CN201710731590.9A CN201710731590A CN107316775A CN 107316775 A CN107316775 A CN 107316775A CN 201710731590 A CN201710731590 A CN 201710731590A CN 107316775 A CN107316775 A CN 107316775A
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- CN
- China
- Prior art keywords
- interlocking
- shaft
- main unit
- ring main
- operating mechanism
- 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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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
- H01H33/40—Power arrangements internal to the switch for operating the driving mechanism using spring motor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/46—Interlocking mechanisms
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- Crushing And Pulverization Processes (AREA)
- Scissors And Nippers (AREA)
Abstract
The invention discloses a kind of inlet wire spring operating mechanism of ring main unit, it is desirable to provide a kind of compact conformation, the inlet wire spring operating mechanism of easy to operate and service life length ring main unit.The present invention includes supporting plate and support column, the inlet wire spring operating mechanism of the ring main unit also includes drive shaft, universal driving shaft and the ground cutter shaft being arranged in the supporting plate, energy-stored spring limit assembly is provided between the drive shaft and described ground cutter shaft, connection component is provided between the drive shaft and the universal driving shaft, connection limit assembly is provided between universal driving shaft and described the ground cutter shaft, interlocking assembly is additionally provided between the drive shaft, the universal driving shaft and described ground cutter shaft.The present invention is applied to the technical field of ring main unit operating mechanism.
Description
Technical field
The present invention relates to a kind of ring main unit operating mechanism, the inlet wire spring operating mechanism of more particularly to a kind of ring main unit.
Background technology
Inlet wire spring operating mechanism is the operating mechanism of on-load switch in American ring main unit, can be to load by the mechanism
Switch progress is electronic and manually operated, realizes functions such as " conjunctions ", " dividing ", " ground connection " of on-load switch.In scene operation at present
The problem of occurring more is exactly that electric operating transmission is dumb, is divided, situation not in place easily occurs in making process;It is manually operated
Arduously, very big hidden danger is brought to power system.Therefore, structure for operating mechanism, highly reliable and Miniaturization Research are
The focus developed as concerned power.
The content of the invention
The technical problems to be solved by the invention are to overcome the deficiencies in the prior art there is provided a kind of compact conformation, operation
The inlet wire spring operating mechanism of the convenient and ring main unit of service life length.
The technical solution adopted in the present invention is:The present invention includes supporting plate and support column, the inlet wire of the ring main unit
Spring operating mechanism also includes being arranged at drive shaft, universal driving shaft and ground cutter shaft in the supporting plate, the drive shaft with it is described
Energy-stored spring limit assembly is provided between ground cutter shaft, connection component, institute are provided between the drive shaft and the universal driving shaft
State and connection limit assembly is provided between universal driving shaft and described ground cutter shaft, the drive shaft, the universal driving shaft and described ground cutter shaft
Between be additionally provided with interlocking assembly.
Further,:The supporting plate include gas tank installing plate, back plate, middle plate and foreboard, the installing plate with it is described after
Plate is connected, and the middle plate is arranged between the back plate and foreboard.
Further, the bottom of the drive shaft, the universal driving shaft and described ground cutter shaft is connected with the back plate, and described
Drive shaft, the universal driving shaft and described ground cutter shaft run through the middle plate and the foreboard.
Further, the energy-stored spring limit assembly is located between the back plate and the middle plate, and the energy storage bullet
Spring limit assembly includes energy storage energy-stored spring guide sleeve, energy-stored spring, spring limiting board, ground connection eccentric wheel, spacing eccentric wheel, limit
Position bar one, gag lever post two and gag lever post three, the energy-stored spring are arranged on the energy-stored spring guide sleeve, the spring retainer
Plate is arranged at the two ends of the energy-stored spring, the ground connection eccentric wheel connection described ground cutter shaft and the energy-stored spring guide sleeve
One end, the spacing eccentric wheel connects the other end of the drive shaft and the energy-stored spring guide sleeve, the He of gag lever post one
The gag lever post is arranged at the both sides of the ground connection eccentric wheel, and the gag lever post two is arranged at the one of the spacing eccentric wheel
Side.
Further, the connection component is arranged between the middle plate and the foreboard, and the connection component includes pushing away
Plate, push rod and swing arm one, the push pedal are arranged in the drive shaft, and the swing arm one is arranged in the connecting shaft, described
Push rod connects the push pedal and the swing arm one.
Further, the connection limit assembly includes swing arm two, earthing knife-switch pull bar and earthing knife-switch push pedal, and the swing arm two is respectively provided with
In in the connecting shaft, the earthing knife-switch push pedal is arranged on described ground cutter shaft, and the earthing knife-switch pull bar connects the swing arm two and institute
State earthing knife-switch push pedal.
Further, the earthing knife-switch push pedal is fan-shaped push pedal, and the front end of the earthing knife-switch push pedal is provided with arc-shaped limit hole, institute
State earthing knife-switch pull bar and pass through spacing pin connection with the arc-shaped limit hole.
Further, the interlocking assembly is located on the foreboard, and the interlocking assembly includes assembly carrier, interlocking push rod
First, interlocking loop bar two, baffle plate rack, baffle plate gear, interlocking gear, clutch gear, eccentric wheel and overhead gage, the clutch
Gear is arranged in the drive shaft, and the interlocking gear and the eccentric wheel may be contained within the connecting shaft, the component
The one end of the both sides of carrier provided with interlocking pushing rod sleeve hole and the assembly carrier is provided with limit guide rail, the interlocking push rod one and institute
State interlocking loop bar two to be respectively arranged on the interlocking pushing rod sleeve hole, the baffle plate rack is arranged in the limit guide rail, and
The interlocking push rod one is engaged with described ground cutter shaft, and the interlocking push rod two is engaged with the drive shaft, the baffle plate tooth
Wheel is arranged between the apron strip and the interlocking gear, and the overhead gage is engaged with the eccentric wheel.
Further, drive gear, fine motion installing plate and switch press plate, and the drive gear are additionally provided with the foreboard
It is connected with the clutch gear, the fine motion installing plate is provided with microswitch, the wire spring that enters of the ring main unit is operated
Mechanism also includes motor, and the motor is connected with the drive gear.
The beneficial effects of the invention are as follows:Because the present invention includes supporting plate and support column, the inlet wire bullet of the ring main unit
Spring operating mechanism also includes being arranged at drive shaft, universal driving shaft and ground cutter shaft in the supporting plate, the drive shaft with describedly
Energy-stored spring limit assembly is provided between cutter shaft, connection component is provided between the drive shaft and the universal driving shaft, it is described
Be provided with connection limit assembly between universal driving shaft and described ground cutter shaft, the drive shaft, the universal driving shaft and described ground cutter shaft it
Between be additionally provided with interlocking assembly, so, this using it is new be the incoming line operating mechanism that designs a automatic clutch, to ensure outlet
The reliability of ring main unit.Compared with existing " disc spring type operating mechanism " technology, the present invention is using gear combination, torsion spring, stage clip
To realize mechanism driving system.The technical requirements of combined floodgate-separating brake are realized, firm conjunction, the just-off speed of mechanism is improved, possesses
Electric module and reliable interlock.So as to strengthen five anti-interlock requirements of industry.Greatly endure making for Gao Liao mechanisms
With the life-span, the operation labor intensity of employee is reduced.The installation dimension of mechanism is consistent with standard ABB cabinet types, when using user
Original gas tank size need not be changed.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention;
Fig. 2 is the energy-stored spring limit assembly schematic diagram;
Fig. 3 is the connection component and the connection limit assembly schematic diagram;
Fig. 4 is the interlocking assembly schematic diagram.
Embodiment
As shown in Figures 1 to 4, the present invention includes supporting plate and support column 1, the inlet wire operating machine of the spring of the ring main unit
Structure also includes drive shaft 2, universal driving shaft 3 and the ground cutter shaft 4 being arranged in the supporting plate, the drive shaft 2 and described ground cutter shaft 4
Between be provided with energy-stored spring limit assembly, be provided with connection component between the drive shaft 2 and the universal driving shaft 3, it is described
Connection limit assembly, the drive shaft 2, the universal driving shaft 3 and described ground cutter shaft 4 are provided between moving axis 3 and described ground cutter shaft 4
Between be additionally provided with interlocking assembly.
In the present embodiment, the supporting plate includes gas tank installing plate 5, back plate 6, middle plate 7 and foreboard 8, described to install
Plate 5 is connected with the back plate 6, and the middle plate 7 is arranged between the back plate 6 and foreboard 8;The drive shaft 2, the linkage
The bottom of axle 3 and described ground cutter shaft 4 is connected with the back plate 6, and the drive shaft 2, the universal driving shaft 3 and described ground cutter shaft
4 run through the middle plate 7 and the foreboard 8.
In the present embodiment, the energy-stored spring limit assembly is located between the back plate 6 and the middle plate 7, and institute
Stating energy-stored spring limit assembly includes energy-stored spring guide sleeve 9, energy-stored spring 10, spring limiting board 11, ground connection eccentric wheel 12, limit
Position eccentric wheel 13, gag lever post 1, gag lever post 2 15 and gag lever post 3 16, the energy-stored spring 10 are arranged at the energy-stored spring
On guide sleeve 9, the spring limiting board 11 is arranged at the two ends of the energy-stored spring 10, and the ground connection eccentric wheel 12 connects described
One end of ground cutter shaft 4 and the energy-stored spring guide sleeve 9, the spacing eccentric wheel 13 connects the drive shaft 2 and the spring
The other end of guide sleeve 9, the gag lever post 1 and the gag lever post 2 15 are arranged at the both sides of the ground connection eccentric wheel 12, institute
State the side that gag lever post 3 16 is arranged at the spacing eccentric wheel 13.
In the present embodiment, the connection component is arranged between the middle plate 7 and the foreboard 8, the connection group
Part includes push pedal 17, push rod 18 and swing arm 1, and the push pedal 17 is arranged in the drive shaft 2, and the swing arm 1 is set
In in the connecting shaft 3, the push rod 18 connects the push pedal 17 and the swing arm 1;The connection limit assembly includes pendulum
Arm 2 20, earthing knife-switch pull bar 21 and earthing knife-switch push pedal 22, the swing arm 2 20 may be contained within the connecting shaft 3, the earthing knife-switch push pedal
22 are arranged on described ground cutter shaft 4, and the earthing knife-switch pull bar 21 connects the swing arm 2 20 and the earthing knife-switch push pedal 22.The earthing knife-switch
Push pedal 22 is fan-shaped push pedal, and the front end of the earthing knife-switch push pedal 22 is provided with arc-shaped limit hole, the earthing knife-switch pull bar 21 with it is described
Arc-shaped limit hole passes through spacing pin connection.
In the present embodiment, the interlocking assembly be located at the foreboard 8 on, the interlocking assembly include assembly carrier 23,
Interlock push rod 1, interlocking loop bar 2 25, baffle plate rack 26, baffle plate gear 27, interlocking gear 28, clutch gear 29, bias
Wheel 30 and overhead gage 31, the clutch gear 29 are arranged in the drive shaft 2, the interlocking gear 28 and the eccentric wheel
30 may be contained within the connecting shaft 3, and the both sides of the assembly carrier 23 are provided with interlocking pushing rod sleeve hole 32 and the assembly carrier
23 one end is provided with limit guide rail, and the interlocking push rod 1 and the interlocking loop bar 2 25 are respectively arranged at the interlocking push rod
Cover on hole 32, the baffle plate rack 27 is arranged in the limit guide rail, and the interlocking push rod 1 and the phase of described ground cutter shaft 4
Coordinate, the interlocking push rod 2 25 is engaged with the drive shaft 2, and the baffle plate gear 27 is arranged at the He of baffle plate rack 26
Between the interlocking gear 28, the overhead gage 31 is engaged with the eccentric wheel 30.
In the present embodiment, drive gear 33, fine motion installing plate 34 and switch press plate 35 are additionally provided with the foreboard 8,
And the drive gear 33 is connected with the clutch gear 29, the fine motion installing plate 34 is provided with microswitch, the ring
The inlet wire spring operating mechanism of net cabinet also includes motor, and the motor is connected with the drive gear 33.
Closing operation:Drive shaft is operated to drive spacing eccentric wheel to drive spring-compressed clockwise by using operation handle, together
When by connection component be connected axle swing arm so that connecting shaft complete connecting shaft export, complete feed motion.
Sub-switching operation:Drive shaft is operated to drive spacing eccentric wheel to drive spring-compressed counterclockwise by using operation handle, together
When by connection component be connected axle swing arm so that connecting shaft complete connecting shaft export, complete separating brake action.
Contact of earth is operated:By using operation handle, operatively cutter shaft drives ground connection position eccentric wheel to drive spring pressure counterclockwise
Contracting, while being driven earthing knife-switch swing arm so that connecting shaft completes connecting shaft and exported by connecting limit assembly, completion contact of earth is moved
Make.
Powered part is operated:Driving gear drives clutch gear is driven to drive drive shaft to complete combined floodgate, separating brake by motor
Action.So that connecting shaft overhead gage completes ground connection operation and the interlocking of closing operation.
The present invention is applied to the technical field of ring main unit operating mechanism.
Although embodiments of the invention are described with practical solution, the limit to implication of the present invention is not constituted
System, for those skilled in the art, be all to the modification of its embodiment and with the combination of other schemes according to this specification
Obviously.
Claims (9)
1. a kind of inlet wire spring operating mechanism of ring main unit, it includes supporting plate and support column(1), it is characterised in that:It is described
The inlet wire spring operating mechanism of ring main unit also includes the drive shaft being arranged in the supporting plate(2), universal driving shaft(3)And earthing knife-switch
Axle(4), the drive shaft(2)With described ground cutter shaft(4)Between be provided with energy-stored spring limit assembly, the drive shaft(2)With
The universal driving shaft(3)Between be provided with connection component, the universal driving shaft(3)With described ground cutter shaft(4)Between be provided with connection limit
Hyte part, the drive shaft(2), the universal driving shaft(3)And described ground cutter shaft(4)Between be additionally provided with interlocking assembly.
2. the inlet wire spring operating mechanism of ring main unit according to claim 1, it is characterised in that:The supporting plate includes
Gas tank installing plate(5), back plate(6), middle plate(7)And foreboard(8), the installing plate(5)With the back plate(6)Connection, it is described
Middle plate(7)It is arranged at the back plate(6)And foreboard(8)Between.
3. the inlet wire spring operating mechanism of ring main unit according to claim 2, it is characterised in that:The drive shaft(2)、
The universal driving shaft(3)And described ground cutter shaft(4)Bottom with the back plate(6)Connection, and the drive shaft(2), it is described
Moving axis(3)And described ground cutter shaft(4)Run through the middle plate(7)With the foreboard(8).
4. the inlet wire spring operating mechanism of ring main unit according to claim 3, it is characterised in that:The energy-stored spring limit
Hyte part is located at the back plate(6)With the middle plate(7)Between, and the energy-stored spring limit assembly leads including energy-stored spring
To set(9), energy-stored spring(10), spring limiting board(11), ground connection eccentric wheel(12), spacing eccentric wheel(13), gag lever post one
(14), gag lever post two(15)And gag lever post three(16), the energy-stored spring(10)It is arranged at the energy-stored spring guide sleeve(9)
On, the spring limiting board(11)It is arranged at the energy-stored spring(10)Two ends, the ground connection eccentric wheel(12)Connection is described
Ground cutter shaft(4)With the energy-stored spring guide sleeve(9)One end, the spacing eccentric wheel(13)Connect the drive shaft(2)With
The spring fairlead(9)The other end, the gag lever post one(14)With the gag lever post two(15)It is arranged at the ground connection inclined
Heart wheel(12)Both sides, the gag lever post three(16)It is arranged at the spacing eccentric wheel(13)Side.
5. the inlet wire spring operating mechanism of ring main unit according to claim 4, it is characterised in that:The connection component is set
It is placed in the middle plate(7)With the foreboard(8)Between, the connection component includes push pedal(17), push rod(18)And swing arm one
(19), the push pedal(17)It is arranged at the drive shaft(2)On, the swing arm one(19)It is arranged at the connecting shaft(3)On, institute
State push rod(18)Connect the push pedal(17)With the swing arm one(19).
6. the inlet wire spring operating mechanism of ring main unit according to claim 5, it is characterised in that:Spacing group of the connection
Part includes swing arm two(20), earthing knife-switch pull bar(21)And earthing knife-switch push pedal(22), the swing arm two(20)It may be contained within the connecting shaft
(3)On, the earthing knife-switch push pedal(22)It is arranged at described ground cutter shaft(4)On, the earthing knife-switch pull bar(21)Connect the swing arm two
(20)With the earthing knife-switch push pedal(22).
7. the inlet wire spring operating mechanism of ring main unit according to claim 6, it is characterised in that:The earthing knife-switch push pedal
(22)For fan-shaped push pedal, and the earthing knife-switch push pedal(22)Front end be provided with arc-shaped limit hole, the earthing knife-switch pull bar(21)With institute
State arc-shaped limit hole and pass through spacing pin connection.
8. the inlet wire spring operating mechanism of ring main unit according to claim 7, it is characterised in that:The interlocking assembly is located at
The foreboard(8)On, the interlocking assembly includes assembly carrier(23), interlocking push rod one(24), interlocking loop bar two(25), baffle plate
Rack(26), baffle plate gear(27), interlocking gear(28), clutch gear(29), eccentric wheel(30)And overhead gage(31), it is described
Clutch gear(29)It is arranged at the drive shaft(2)On, the interlocking gear(28)With the eccentric wheel(30)It may be contained within
The connecting shaft(3)On, the assembly carrier(23)Both sides provided with interlocking pushing rod sleeve hole(32)And the assembly carrier(23)
One end be provided with limit guide rail, the interlocking push rod one(24)With the interlocking loop bar two(25)The interlocking is respectively arranged to push away
Rod set hole(32)On, the baffle plate rack(27)It is arranged in the limit guide rail, and the interlocking push rod one(24)With it is described
Ground cutter shaft(4)It is engaged, the interlocking push rod two(25)With the drive shaft(2)It is engaged, the baffle plate gear(27)Set
In the baffle plate rack(26)With the interlocking gear(28)Between, the overhead gage(31)With the eccentric wheel(30)Match
Close.
9. the inlet wire spring operating mechanism of ring main unit according to claim 8, it is characterised in that:The foreboard(8)On
It is additionally provided with drive gear(33), fine motion installing plate(34)And switch press plate(35), and the drive gear(33)With it is described from
Clutch gear(29)Connection, the fine motion installing plate(34)Microswitch is provided with, the wire spring that enters of the ring main unit is operated
Mechanism also includes motor, the motor and the drive gear(33)Connection.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710731590.9A CN107316775B (en) | 2017-08-23 | 2017-08-23 | Inlet wire spring operating mechanism for ring main unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710731590.9A CN107316775B (en) | 2017-08-23 | 2017-08-23 | Inlet wire spring operating mechanism for ring main unit |
Publications (2)
Publication Number | Publication Date |
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CN107316775A true CN107316775A (en) | 2017-11-03 |
CN107316775B CN107316775B (en) | 2020-01-03 |
Family
ID=60177037
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Application Number | Title | Priority Date | Filing Date |
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CN201710731590.9A Active CN107316775B (en) | 2017-08-23 | 2017-08-23 | Inlet wire spring operating mechanism for ring main unit |
Country Status (1)
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CN (1) | CN107316775B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108198709A (en) * | 2018-02-26 | 2018-06-22 | 广东炜创电气有限公司 | Surface in the on-load switch mechanism of middle pressure AC distribution ring main unit is chain |
CN110299256A (en) * | 2019-07-26 | 2019-10-01 | 杭州乾龙电器有限公司 | A kind of Self-resetting clutch positioning device, motor-operating mechanism and breaker |
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CN103745872A (en) * | 2013-12-24 | 2014-04-23 | 上海天灵开关厂有限公司 | Sectional type load switch mechanism |
CN205452155U (en) * | 2015-12-28 | 2016-08-10 | 珠海鼎冠电气有限公司 | Permanent magnet operating mechanism and vacuum circuit breaker |
CN206210637U (en) * | 2016-12-05 | 2017-05-31 | 珠海鼎冠电气有限公司 | Load switch operation mechanism used by middle pressure AC distribution ring main unit |
CN106997825A (en) * | 2016-01-22 | 2017-08-01 | 沈阳昊诚电气有限公司 | Environmentally friendly gas switch cabinet integral type spring operating mechanism |
CN107086151A (en) * | 2017-07-05 | 2017-08-22 | 上海洪电电气有限公司 | A kind of breaker mechanism |
CN207367864U (en) * | 2017-08-23 | 2018-05-15 | 珠海鼎冠电气有限公司 | A kind of inlet wire spring operating mechanism of ring main unit |
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2017
- 2017-08-23 CN CN201710731590.9A patent/CN107316775B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103745872A (en) * | 2013-12-24 | 2014-04-23 | 上海天灵开关厂有限公司 | Sectional type load switch mechanism |
CN205452155U (en) * | 2015-12-28 | 2016-08-10 | 珠海鼎冠电气有限公司 | Permanent magnet operating mechanism and vacuum circuit breaker |
CN106997825A (en) * | 2016-01-22 | 2017-08-01 | 沈阳昊诚电气有限公司 | Environmentally friendly gas switch cabinet integral type spring operating mechanism |
CN206210637U (en) * | 2016-12-05 | 2017-05-31 | 珠海鼎冠电气有限公司 | Load switch operation mechanism used by middle pressure AC distribution ring main unit |
CN107086151A (en) * | 2017-07-05 | 2017-08-22 | 上海洪电电气有限公司 | A kind of breaker mechanism |
CN207367864U (en) * | 2017-08-23 | 2018-05-15 | 珠海鼎冠电气有限公司 | A kind of inlet wire spring operating mechanism of ring main unit |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108198709A (en) * | 2018-02-26 | 2018-06-22 | 广东炜创电气有限公司 | Surface in the on-load switch mechanism of middle pressure AC distribution ring main unit is chain |
CN110299256A (en) * | 2019-07-26 | 2019-10-01 | 杭州乾龙电器有限公司 | A kind of Self-resetting clutch positioning device, motor-operating mechanism and breaker |
CN110299256B (en) * | 2019-07-26 | 2024-05-31 | 杭州乾龙电器有限公司 | Self-resetting clutch positioning device, electric operating mechanism and circuit breaker |
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