CN104143488A - Slow-opening and slow-closing device of breaker - Google Patents
Slow-opening and slow-closing device of breaker Download PDFInfo
- Publication number
- CN104143488A CN104143488A CN201310443805.9A CN201310443805A CN104143488A CN 104143488 A CN104143488 A CN 104143488A CN 201310443805 A CN201310443805 A CN 201310443805A CN 104143488 A CN104143488 A CN 104143488A
- Authority
- CN
- China
- Prior art keywords
- slow
- screw
- crank arm
- leading screw
- disconnecting
- 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.)
- Granted
Links
Landscapes
- Breakers (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention relates to a slow-opening and slow-closing device of a breaker. The slow-opening and slow-closing device comprises a fixed base and a lead screw and nut mechanism, wherein the lead screw and nut mechanism is arranged on the fixed base and provided with a linear motion output end and a torque input end. The slow-opening and slow-closing device further comprises a transmission crank arm, one end of the transmission crank arm is used for being assembled on a corresponding transmission shaft of the breaker in a rotation stopping mode, the linear motion output end of the lead screw and nut mechanism is in transmission connection with the other end of the transmission crank arm to drive the transmission crank arm to swing in a reciprocating mode, and therefore the corresponding transmission shaft can be driven to rotate in a reciprocating mode. The slow-opening and slow-closing device can achieve slow opening and slow closing of the breaker, and therefore inspection of the motion state of a corresponding mechanism can be facilitated.
Description
Technical field
The present invention relates to a kind of slow-disconnecting and slow-connecting apparatus of circuit breaker.
Background technology
Existing circuit breaker comprises dynamic and static contact and drives the operating mechanism of dynamic and static Contact Breaking/Making Operations lock, wherein operating mechanism is arranged on a mechanism case, on mechanism case, also rotate and be provided with power transmission shaft, the clutch end of power transmission shaft is in transmission connection by transmission mechanism and moving contact.When work, operating mechanism transfers by the reciprocating rotary that drives power transmission shaft the divide-shut brake of realizing dynamic and static contact, but in installation, debugging and the maintenance process of circuit breaker, in order to check the motion state of arc control device or mechanism, prevent clamping stagnation or the phenomenon of dawdling, thereby avoid normal running to destroy transmission position part, all wish that power transmission shaft can arbitrarily rest on needed optional position, so that install, overhaul and observe the motion process of this mechanism, search the reason going wrong.Course of action due to operating mechanism in existing circuit breaker is uncontrollable, can not locate by power transmission shaft Slow-disconnecting and slow-connecting or accurately, for installation, debugging and maintenance have brought much inconvenience.
Summary of the invention
The object of the present invention is to provide a kind of slow-disconnecting and slow-connecting apparatus that can realize the operation of circuit breaker Slow-disconnecting and slow-connecting.
In order to address the above problem, technical scheme of the present invention is:
A kind of slow-disconnecting and slow-connecting apparatus of circuit breaker, comprise the leading screw with linearly operating output and torque input end, the screw mechanism of firm banking and upper setting thereof, also comprise that one end is assemblied in the transmission crank arm on the power transmission shaft of respective circuit breakers for spline, the linearly operating output of leading screw, screw mechanism and the other end of described transmission crank arm are in transmission connection to drive corresponding power transmission shaft reciprocating rotary by driving transmission crank arm reciprocally swinging to realize.
Described transmission crank arm is in transmission connection by the linearly operating output of driving member and described leading screw, screw, and one end of described driving member and described transmission crank arm are hinged and connected, and the linearly operating output of the other end and described leading screw, screw mechanism is hinged and connected.
The linearly operating output of described leading screw, screw mechanism is arranged on leading screw, the torque input end of described leading screw, screw mechanism is arranged on screw, described screw is a long sleeve-like structure, on described firm banking, be provided with the mount pad that described leading screw, screw mechanism are installed, on described mount pad, be provided with mechanism's installing hole, screw runs through the axial two ends of described mechanism installing hole, and the axial two ends of mechanism's installing hole are provided with the axially movable thrust ball bearing of the described screw of restriction.
In described transmission crank arm, offer and be set in for coincideing on the outer square structure of corresponding power transmission shaft and realize and the interior square hole of power transmission shaft spline assembling, the outer fin place of interior square hole is provided with the bearing of trend slot to make way consistent with interior square hole bearing of trend.
On described firm banking, offer bolt penetration hole, in described bolt penetration hole, be coated with for firm banking being fixed on to the connecting bolt on corresponding mechanism case.
Described torque input end upper driving is connected with for the moment measurement instrument to described screw input torque.
Beneficial effect of the present invention is: by the torque input end input torque in leading screw, screw mechanism, make the linearly operating output output linearly operating in leading screw, screw mechanism, thereby promote transmission crank arm reciprocally swinging and realize the reciprocating rotary that drives power transmission shaft, in the process of power transmission shaft reciprocating rotary, due to the mechanism characteristics of leading screw, screw mechanism, not only can make power transmission shaft there is slower rotary speed, to reach the dynamic and static contact Slow-disconnecting and slow-connecting object of circuit breaker, be of great significance for the tool of breaking-closing operating first of product; Can also make power transmission shaft rest on optional position, the object of installing, debugging and overhaul with handled easily personnel simultaneously.
Brief description of the drawings
Fig. 1 is the structural representation of embodiments of the invention 1;
Fig. 2 is the use state diagram of Fig. 1;
Fig. 3 is that the A-A of Fig. 2 is to cutaway view;
Fig. 4 is the structural representation of leading screw in Fig. 1, screw mechanism;
Fig. 5 is the structural representation of transmission crank arm in embodiments of the invention 2;
Fig. 6 is that the B-B of Fig. 5 is to cutaway view.
Embodiment
A kind of embodiment 1 of slow-disconnecting and slow-connecting apparatus of circuit breaker is as shown in Fig. 1 ~ 4: comprise the firm banking 9 that is provided with bolt penetration hole, be coated with for firm banking being fixed on to the connecting bolt 8 on corresponding mechanism case 10 in bolt penetration hole.On firm banking, by mount pad 6, leading screw, the screw mechanism with linearly operating output and torque input end are installed, linearly operating output in leading screw, screw mechanism is arranged on the leading screw 4 of leading screw, screw mechanism, torque input end in leading screw, screw mechanism is arranged on the screw 5 of leading screw, screw mechanism, and screw is a long sleeve-like structure.On mount pad, offer mechanism's installing hole, screw runs through the axial two ends of mechanism's installing hole, screw and machine mechanism installing hole are to being provided with the axially movable thrust ball bearing 15 of restriction screw between the mount pad 6 of both sides, on the torque input end of screw 5, be installed with moment of torsion input adapter 7 by screw 18, moment of torsion input adapter upper driving is connected with for the moment measurement instrument to screw input torque.Slow-disconnecting and slow-connecting apparatus also comprises transmission crank arm 2, one end of transmission crank arm 2 offers the interior hexagonal hole 1 on the outer hexagonal structure that is set in corresponding power transmission shaft 11 for coincideing, the outer fin 1-1 of place of interior hexagonal hole is provided with the bearing of trend slot to make way consistent with interior hexagonal hole bearing of trend, slot to make way is stepped down and is coordinated with the outer fin of power transmission shaft, can be easily install with power transmission shaft foreign side respective outer side edges, if the outer fin place of interior hexagonal hole is the installation that cusp is just difficult for realizing power transmission shaft and interior hexagonal hole, the other end of transmission crank arm is in transmission connection by driving member 3 and the linearly operating output on leading screw 4, one end and the transmission crank arm of driving member are hinged and connected, the other end and leading screw are hinged and connected.
When use, to screw input torque, make leading screw can export reciprocal linearly operating by moment measurement instrument, leading screw drives transmission crank arm reciprocally swinging by driving member, thereby realizes the reciprocating rotary of power transmission shaft.Read moment values by moment measurement instrument, calculate through conversion, the resistance while calculating mechanism's operation, compares with the experiment in early stage, finds fast the problem place of product.Screw is long sleeve-like structure, can increase the guiding length of screw to leading screw, ensures the accurate output of leading screw linearly operating.That this device has is simple in structure, convenient to operation, cost is low, in high-voltage product problem checks, and the advantage such as highly versatile detection speed is fast.In other embodiments of the invention, can use simple spanner to replace moment measurement instrument to the direct or indirect input torque of screw; Certainly linearly operating output also can be arranged on screw, now needs to arrange screw spline structure and the axially movable axial limit structure of restriction leading screw that restriction screw rotates; In the time that the limit of the outer square structure on power transmission shaft number changes, the limit number of the interior square hole in transmission crank arm also can change thereupon; Certainly transmission crank arm can also coordinate with power transmission shaft spline by other spline structure, such as transmission crank arm is fixed on power transmission shaft by screw; Driving member also can not established, and now the front end of leading screw and transmission crank arm are hinged and connected, and what the rear end of leading screw reciprocally swung is assemblied on mount pad.Slow-disconnecting and slow-connecting apparatus on the one hand can be measured motoring torque when installing in field, and the conversion resistance of motion, guarantees motion flexibly, can also be used on the other hand power station field adjustable and rush to repair, and circuit breaker can be moved to the optional position in stroke.
A kind of embodiment 2 of slow-disconnecting and slow-connecting apparatus of circuit breaker is as shown in Fig. 5 ~ 6: embodiment 2 as different from Example 1, inside hole 1 has 24 sides, 12 outer fins and 12 interior fins in many ways, slot to make way 1-1 is arranged at corresponding outer fin place, by the limit number in hole in many ways in increasing, transmission crank arm often turns 30 degree can be corresponding with power transmission shaft, dwindle the angle of adjusting, adjustment when installation easy to use.Figure middle term 2 represents transmission crank arm.
Claims (6)
1. the slow-disconnecting and slow-connecting apparatus of a circuit breaker, it is characterized in that: the leading screw with linearly operating output and torque input end, the screw mechanism that comprise firm banking and upper setting thereof, also comprise that one end is assemblied in the transmission crank arm on the power transmission shaft of respective circuit breakers for spline, the linearly operating output of leading screw, screw mechanism and the other end of described transmission crank arm are in transmission connection to drive corresponding power transmission shaft reciprocating rotary by driving transmission crank arm reciprocally swinging to realize.
2. slow-disconnecting and slow-connecting apparatus according to claim 1, it is characterized in that: described transmission crank arm is in transmission connection by the linearly operating output of driving member and described leading screw, screw, one end of described driving member and described transmission crank arm are hinged and connected, and the linearly operating output of the other end and described leading screw, screw mechanism is hinged and connected.
3. slow-disconnecting and slow-connecting apparatus according to claim 1 and 2, it is characterized in that: the linearly operating output of described leading screw, screw mechanism is arranged on leading screw, the torque input end of described leading screw, screw mechanism is arranged on screw, described screw is a long sleeve-like structure, on described firm banking, be provided with the mount pad that described leading screw, screw mechanism are installed, on described mount pad, be provided with mechanism's installing hole, screw runs through the axial two ends of described mechanism installing hole, and the axial two ends of mechanism's installing hole are provided with the axially movable thrust ball bearing of the described screw of restriction.
4. slow-disconnecting and slow-connecting apparatus according to claim 1 and 2, it is characterized in that: in described transmission crank arm, offer and be set in for coincideing on the outer square structure of corresponding power transmission shaft and realize and the interior square hole of power transmission shaft spline assembling, the outer fin place of interior square hole is provided with the bearing of trend slot to make way consistent with interior square hole bearing of trend.
5. according to slow-disconnecting and slow-connecting apparatus described in claim 1 or 2, it is characterized in that: on described firm banking, offer bolt penetration hole, in described bolt penetration hole, be coated with for firm banking being fixed on to the connecting bolt on corresponding mechanism case.
6. slow-disconnecting and slow-connecting apparatus according to claim 3, is characterized in that: described torque input end upper driving is connected with for the moment measurement instrument to described screw input torque.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310443805.9A CN104143488B (en) | 2013-09-26 | 2013-09-26 | A kind of slow-disconnecting and slow-connecting apparatus of circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310443805.9A CN104143488B (en) | 2013-09-26 | 2013-09-26 | A kind of slow-disconnecting and slow-connecting apparatus of circuit breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104143488A true CN104143488A (en) | 2014-11-12 |
| CN104143488B CN104143488B (en) | 2016-03-09 |
Family
ID=51852634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310443805.9A Active CN104143488B (en) | 2013-09-26 | 2013-09-26 | A kind of slow-disconnecting and slow-connecting apparatus of circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104143488B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104332869A (en) * | 2014-11-17 | 2015-02-04 | 河南平高电气股份有限公司 | Operating device for repairing and maintaining breaker |
| CN107275127A (en) * | 2017-06-29 | 2017-10-20 | 河南平高电气股份有限公司 | Switch is anti-to cross flushing device and the high-voltage switch gear using the device |
| CN107293422A (en) * | 2017-06-05 | 2017-10-24 | 河南平高电气股份有限公司 | A kind of breaker and its anti-slow separating device |
| CN110323088A (en) * | 2018-03-28 | 2019-10-11 | 平高集团有限公司 | Switchgear debugging tool and transmission connection method, transmission disconnection method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2823974Y (en) * | 2005-07-06 | 2006-10-04 | 江苏省电力公司南京供电公司 | Universal clamp for breaker mechanical character testing sensor |
| CN201112300Y (en) * | 2007-09-22 | 2008-09-10 | 山东泰开高压开关有限公司 | High-voltage circuit-breaker transmission device |
| CN201311331Y (en) * | 2008-12-04 | 2009-09-16 | 天水长城开关厂有限公司 | Movable contact force-measuring equipment for circuit breaker |
| CN102650557A (en) * | 2011-02-23 | 2012-08-29 | 平高集团有限公司 | Moment measuring device for circuit breaker body |
-
2013
- 2013-09-26 CN CN201310443805.9A patent/CN104143488B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2823974Y (en) * | 2005-07-06 | 2006-10-04 | 江苏省电力公司南京供电公司 | Universal clamp for breaker mechanical character testing sensor |
| CN201112300Y (en) * | 2007-09-22 | 2008-09-10 | 山东泰开高压开关有限公司 | High-voltage circuit-breaker transmission device |
| CN201311331Y (en) * | 2008-12-04 | 2009-09-16 | 天水长城开关厂有限公司 | Movable contact force-measuring equipment for circuit breaker |
| CN102650557A (en) * | 2011-02-23 | 2012-08-29 | 平高集团有限公司 | Moment measuring device for circuit breaker body |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104332869A (en) * | 2014-11-17 | 2015-02-04 | 河南平高电气股份有限公司 | Operating device for repairing and maintaining breaker |
| CN104332869B (en) * | 2014-11-17 | 2017-02-01 | 河南平高电气股份有限公司 | Operating device for repairing and maintaining breaker |
| CN107293422A (en) * | 2017-06-05 | 2017-10-24 | 河南平高电气股份有限公司 | A kind of breaker and its anti-slow separating device |
| CN107293422B (en) * | 2017-06-05 | 2019-01-22 | 河南平高电气股份有限公司 | A kind of breaker and its prevent slow separating device |
| CN107275127A (en) * | 2017-06-29 | 2017-10-20 | 河南平高电气股份有限公司 | Switch is anti-to cross flushing device and the high-voltage switch gear using the device |
| CN110323088A (en) * | 2018-03-28 | 2019-10-11 | 平高集团有限公司 | Switchgear debugging tool and transmission connection method, transmission disconnection method |
| CN110323088B (en) * | 2018-03-28 | 2021-03-09 | 平高集团有限公司 | Switch equipment debugging tool, transmission connection method and transmission disconnection method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104143488B (en) | 2016-03-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104143488B (en) | A kind of slow-disconnecting and slow-connecting apparatus of circuit breaker | |
| CN101664906A (en) | Synchronous centering and positioning device | |
| CN103722561A (en) | Flexibly rotatable mechanical claw | |
| CN106392545B (en) | The nut feeding rotary unit of electromagnetism valve portion kludge | |
| CN103331600A (en) | Automatic double-station screw assembly and disassembly mechanism | |
| CN204053430U (en) | Cylinder valve tightening machine | |
| CN206619032U (en) | A kind of tower heliostat hydraulic pressure tracking drive component | |
| CN109507057A (en) | A kind of abrasion experiment device of subway carbon brush | |
| CN105080734A (en) | Novel centrifugal machine static balancing device | |
| CN207586060U (en) | A kind of reciprocating friction abrasion tester of super-magnetostrictive drive loading | |
| CN212071941U (en) | Articulated arm type mechanical arm | |
| CN104209957A (en) | Telescopic arm applied to transfer robot | |
| CN203254346U (en) | Nut structure capable of being quickly detached | |
| CN204441758U (en) | For the operating means that overhaul of line breaker is safeguarded | |
| CN103487184A (en) | Torque detecting device of large-torque electric actuating mechanism | |
| CN204061781U (en) | Linear drives swing angle device | |
| CN210413404U (en) | Piston rod nut screwing tool | |
| CN212887323U (en) | Manual centering and positioning device for adjusting white automobile body door cover | |
| CN104332869A (en) | Operating device for repairing and maintaining breaker | |
| CN105032258A (en) | Material mixer with stirring and controlling functions | |
| CN204179006U (en) | A kind of novel high-pressure switch split-combination transmission gear | |
| CN203939347U (en) | Intelligent electric door be translated apart opening device | |
| CN220240470U (en) | Mounting fixture is used in switch board welding | |
| CN219521175U (en) | Screw tightening equipment | |
| CN208938837U (en) | A kind of position signal mechanism suitable for transmission system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |