CN106098486B - The external breaker of electric energy meter and motor-operating mechanism - Google Patents
The external breaker of electric energy meter and motor-operating mechanism Download PDFInfo
- Publication number
- CN106098486B CN106098486B CN201610639078.7A CN201610639078A CN106098486B CN 106098486 B CN106098486 B CN 106098486B CN 201610639078 A CN201610639078 A CN 201610639078A CN 106098486 B CN106098486 B CN 106098486B
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- China
- Prior art keywords
- convex portion
- breaker
- rotating shaft
- handsetting gear
- energy meter
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/66—Power reset mechanisms
- H01H71/70—Power reset mechanisms actuated by electric motor
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- Train Traffic Observation, Control, And Security (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
A kind of external breaker of electric energy meter, including breaker and electric operating unit, breaker passes through rotating shaft transmission with electric operating unit, electric operating unit therein includes motor, gear train and handsetting gear, motor passes through gear train and handsetting gear engaged transmission, handsetting gear coordinates with rotating shaft and makes breaker closing, the two sides of the handsetting gear are respectively equipped with convex portion, rotating shaft is provided with the driving lever being engaged, and the convex portion of handsetting gear two sides successively coordinates with the driving lever of rotating shaft and rotating shaft is slowed down after first accelerating mutation and realize breaker closing.In making process of the present invention, the speed change twice of motor-operating mechanism coordinates the stressing conditions during breaker closing to realize Flexible Control and rapid closing function, improves the electrical endurance of product.
Description
Technical field
The present invention discloses a kind of external breaker of electric energy meter and motor-operating mechanism, is drawn by International Patent Classification (IPC) (IPC)
Belong to low-voltage electrical apparatus manufacturing technology field.
Background technology
The external breaker of electric energy meter is to coordinate intelligent electric energy meter to realize that intelligence takes the Primary Component of control function, rated current phase
To it is larger (>Intelligent electric energy meter 60A) realizes various expense control functions typically by the way of external breaker, to meet country
Electric power network technique specification（Q/GDW11421-2015）With south electric network demand of technical standard.The side that the external breaker of electric energy meter is realized
Formula is generally：Using breaker+motor-operating mechanism+control board, motor-operating mechanism drives circuit breaker handle and dropout
Mechanism makes sound contact closure or separates and realize on/off switch, and making process is that motor driven gear group is nibbled with arm pivot post gear
Close and realize, such as Chinese A of document CN 104795260 disclose a kind of external breaker of electric energy meter, including breaking with some minimal types
The electric switch-on mechanism of the handle linkage of device, described electric switch-on mechanism include plane erect tooth driven pulley, umbrella shape driving wheel and
Motor, the plane are erected tooth driven pulley and linked by the handle of power transmission shaft and some minimal type breakers.Breaker closing process is
At the uniform velocity state, closing a floodgate（Sound contact closure）Moment, product electrical endurance is seriously affected, in addition, sound contact is from the beginning of
Complete closure is closed into, arm pivot post rotating speed keeps constant, big to the impulsive force of motor.
The content of the invention
In view of the shortcomings of the prior art, the invention provides a kind of external breaker of electric energy meter and motor-operating mechanism, lead to
The rotating speed for crossing change circuit breaker handle rotating shaft realizes rapid closing and Flexible Control, effectively improves the electrical endurance of product.
To reach above-mentioned purpose, the present invention is achieved by the following technical solutions：
A kind of external electric operating mechanism of circuit-breaker of electric energy meter, including motor, gear train and handsetting gear, motor pass through tooth
Wheel group and handsetting gear engaged transmission, handsetting gear coordinate with rotating shaft and make breaker closing, the two sides of the handsetting gear
Convex portion is respectively equipped with, rotating shaft is provided with the driving lever being engaged, the convex portion successively driving lever cooperation with rotating shaft of handsetting gear two sides
Rotating shaft is set to slow down after first accelerating mutation and realize breaker closing.
Further, the front of the handsetting gear is provided with the first convex portion and the second convex portion, and rotating shaft is provided with upper driving lever, and first
Convex portion and the second convex portion make rotating shaft accelerate mutation to drive breaker rapid closing, the back side of handsetting gear with the effect of upper driving lever successively
Provided with the 3rd convex portion, rotating shaft is provided with the lower driving lever being engaged, and the 3rd convex portion of handsetting gear promotes lower driving lever and rotating shaft to continue
Rotate, now, spindle speed, which is slowed down, to be mutated and complete breaker closing.
Further, tooth radius R1 where the first convex portion on the handsetting gear, tooth radius R2 where the second convex portion, the
Tooth radius R3, wherein R1 where three convex portions<R2, R3<R2.
Further, R2 forms angle α at R1 and the second convex portion at the first convex portion on the handsetting gear, wherein 0 °<α<
90°。
Further, the upper driving lever in the rotating shaft and lower driving lever have certain angle, and upper driving lever and handsetting gear are positive
Two convex portions successively act on, and realize rapid closing, and lower driving lever is accepted realizes Flexible Control with the effect of the convex portion at the handsetting gear back side.
Further, the first convex portion on the handsetting gear connects to form connector or the first convex portion and with the second convex portion
Two convex portions are not connected to form separated application point.
Further, the back side of the handsetting gear is provided with ramp projections, and the ramp projections promote dropout push rod to make breaker
Separating brake.
Further, the described handsetting gear back side is provided with magnet steel mounting hole and is used to house magnet steel, the magnet steel and electric operating
More than one Hall element on mechanism side wiring board coordinates positioning.
Further, the 3rd convex portion in the ramp projections and handsetting gear of the handsetting gear connects to form boss, boss
It is provided with magnet steel mounting hole.
A kind of external breaker of electric energy meter, including the external electric operating mechanism of circuit-breaker of above-mentioned electric energy meter.
The convex portion that the present invention is provided with by handsetting gear two sides coordinates realization first to increase with the driving lever in combined floodgate rotating shaft respectively
The combined floodgate stroke to slow down after speed, by the ramp projections of handsetting gear push rod is touched during separating brake threads off and complete.The present invention closed a floodgate
Cheng Zhong, the speed change twice of motor-operating mechanism coordinate the stressing conditions during breaker closing to realize Flexible Control and quick
Closing function, improve the electrical endurance of product.
Brief description of the drawings
Fig. 1 is breaker schematic diagram of the present invention.
Fig. 2 is electric operation module schematic diagram of the present invention.
Fig. 3 is schematic diagram of the embodiment of the present invention.
Fig. 4 is another schematic diagram of the embodiment of the present invention.
Fig. 5 is handsetting gear front schematic view.
Fig. 6 is handsetting gear schematic rear view.
Fig. 7 is circuit breaker electric behaviour closing speed curve map of the present invention.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings：
Embodiment：With the propulsion of intelligent grid construction, electric energy meter takes control system as the basis having a large capacity and a wide range, by state
The attention of family's grid company and southern net grid company.Further to improve the reliability that electric energy meter takes control system, it is ensured that power train
System intelligent management, the safe and stable operation of intelligent Service, State Grid Corporation of China and Southern Power Grid Company formulate respectively《Electric energy meter
External Circuit breaker technology specification》, the present invention is formed according to the research and development of this specification.
The external breaker basic function of electric energy meter of the present invention has：Reliable to realize that arrearage automatic brake separating powers off, user can not close
Lock, the continuous electricity of payment automatic closing, user can free divide-shut brake, while can precisely feed back three kinds of combined floodgates, separating brake dropout, clutch shapes
State signal.
It refer to Fig. 1 to Fig. 6, a kind of external breaker of electric energy meter, including breaker A and electric operating unit B, breaker
A's is driven with electric operating unit B by interior axle, and the interior axle is rotating shaft, and the rotating shaft drives circuit breaker handle to realize the work that closes a floodgate
Industry, it ensure that the synchronism, uniformity and reliability of circuit-breaker switching on-off.Electric operating unit B is by housing B1 and housing
Motor-operating mechanism and wiring board B2 compositions.Motor-operating mechanism is the external electric operating mechanism of circuit-breaker 100 of electric energy meter,
Including motor or direct current generator 1, gear train 2 and handsetting gear 3, motor 1 is dialled by gear train 2 and the engaged transmission of handsetting gear 3
Moving gear 3 coordinates with rotating shaft 4 and makes breaker closing, and the two sides of handsetting gear 3 are respectively equipped with convex portion, and rotating shaft 4 is provided with phase
The driving lever of cooperation, the convex portion priority of handsetting gear two sides and the driving lever of rotating shaft, which coordinate, makes rotating shaft slow down and reality after first accelerating mutation
Existing breaker closing.The front of handsetting gear 3 is provided with the first convex portion 301 and the second convex portion 302, and rotating shaft 4 is provided with upper driving lever 41,
First convex portion 301 and the second convex portion 302 make rotating shaft 4 accelerate mutation to drive breaker rapid closing with the effect of upper driving lever 41 successively,
The back side of handsetting gear 3 is provided with the 3rd convex portion 303, and rotating shaft 4 is provided with the lower driving lever 42 being engaged, and the 3rd of handsetting gear 3 is convex
Portion 303 promotes lower driving lever 42 and rotating shaft 4 to be rotated further, and now, the speed reduction of rotating shaft 4 is mutated and completes breaker closing.Stir
Tooth radius R1 where the center of first convex portion 301, tooth radius R2 where the center of the second convex portion 302, the 3rd convex portion on gear 3
Tooth radius R3, wherein R1 where 303 centers<R2, R3<R2.R2 shapes at R1 and the second convex portion at first convex portion on handsetting gear 3
Into angle α, wherein 0 °<α<90°.The first convex portion on handsetting gear 3 of the present invention connects to form connector or with the second convex portion
One convex portion and the second convex portion are not connected to form separated application point.Upper driving lever 41 and lower driving lever 42 in rotating shaft of the present invention have one
Determine angle, upper driving lever 41 is successively acted on positive two convex portion of handsetting gear 3, realizes rapid closing, and lower driving lever 42 is accepted and dialled
Flexible Control is realized in the convex portion effect at the moving gear back side, and upper driving lever and lower driving lever can be integrally formed, and can also separate shaping life
Postpartum is assembled in rotating shaft by sets requirement.The back side of handsetting gear 3 of the present invention is additionally provided with ramp projections 304, the ramp projections
304 promotion dropout push rods 5 make breaker open operation, and ramp projections 304 are connected to form boss or be not connected to the 3rd convex portion 303.When
When ramp projections are connected to form boss with the 3rd convex portion, magnet steel mounting hole 305 is provided with boss and is used to house magnet steel, the magnet steel
Coordinate with more than one Hall element on the wiring board B2 of motor-operating mechanism side and position, can be 3 or more Halls
Element.When ramp projections and the 3rd convex portion are not connected to, can also be provided with directly on the handsetting gear back side magnet steel mounting hole with
Fixed magnet steel with the magnetic induction part precise positioning being engaged, facilitate circuit realiration.
The external breaker work of electric energy meter of the present invention is as follows：
1st, ammeter provides switching signal, and motor-operating mechanism 100 drives breaker A to close a floodgate；
2nd, after breaker A closes a floodgate, motor 1 inverts, and returns to initial position；
3rd, now user is in non-arrearage state, can free on/off switch；
4th, subscriber arrearage, ammeter provide sub-gate signal, and motor-operating mechanism 100 promotes trip link（Push rod 5）Separating brake；
5th, subscriber arrearage, closing by hand, breaker can not close.
The external electric operating mechanism of circuit-breaker technical scheme of electric energy meter of the present invention：
1st, direct current generator 1 is fixedly connected with worm screw, and worm screw drives one-stage gear 21 to rotate；
2nd, there is two layers of gear up and down on one-stage gear 21, one-stage gear drives secondary gear to rotate；
3rd, also there is two layers of gear up and down on secondary gear 22, it is that handsetting gear rotates that secondary gear, which drives tertiary gear,；
4th, tertiary gear is the positive and negative of handsetting gear 3（The positive back side）Have nothing in common with each other projection, front is raised to be provided with two with turning
The raised points of axle collision, two raised points can be connection or unconnected, back side setting one raised points, one
Individual ramp projections, a magnet steel mounting hole；
The 5th, two driving levers 41,42 are set in rotating shaft 4；
6th, in making process, tertiary gear（Handsetting gear 3）Upper surface（Front）A raised points（First convex portion）
The upper driving lever of rotating shaft is promoted to rotate, so as to drive rotating shaft 4 to move, and then, another raised points of tertiary gear upper surface（The
Two convex portions）The upper driving lever of rotating shaft is promoted to rotate, now the radius of gyration due to two raised points on tertiary gear is different（Half
Footpath lengthens）, contact rotating shaft on the radius of gyration it is also different（Radius shortens）, the radius change on gear 3 and in rotating shaft 4 folds
Add, the speed in rotating shaft is undergone mutation（Increase）, drive breaker rapid closing（The contact quick-make of breaker sound）, improve
The electrical endurance of product；After sound contact closure, tertiary gear lower surface（The back side）Raised points（3rd convex portion）Promote rotating shaft
Lower driving lever rotate, now the radius of gyration of the raised points of tertiary gear lower surface and lower driving lever produces change again, in rotating shaft
Speed is undergone mutation again（Reduce）, now breaker closing power is maximum, and the impact to motor can be reduced after deceleration；
7th, in this making process, the speed change twice of motor-operating mechanism coordinates the stressing conditions during breaker closing
Flexible Control and rapid closing function are realized, it is as shown in Figure 7 by the closing speed curve after emulation；
8th, after breaker closing, motor reversal, initial position is returned to, drives tertiary gear and separated between rotating shaft, ensure to close
After lock, breaker can be with manual divide-shut brake；
9th, after sub-gate signal is received, motor continues to invert, and drives tertiary gear, and the ramp projections of tertiary gear promote
Push rod, push rod promote circuit breaker tripping part to thread off, realize breaker open operation.Motor reversal ensures to stopping after certain position
Breaker is unable to manual divide-shut brake after separating brake under sub-gate signal, and now ramp projections are positioned at the stop position of push rod, that is, use
Family closing by hand, breaker can not close, and this state is subscriber arrearage state.
Breaker of the present invention meets《GB10963.1 family expenses and similar site's circuit-breakers for over-current protection》Standard, meet state
Family's power network and south electric network《The external Circuit breaker technology specification of electric energy meter》, meet Chinese CQC quality certification centers CQC1121-
2016《The external Circuit breaker technology specification of electric energy meter》.
Described in above, only this wound is used using the embodiment of this origination techniques content, any those skilled in the art
Make done modifications and changes, all belong to the scope of the claims of this creation opinion, and be not limited to those disclosed embodiments.
Claims (10)
- A kind of 1. external electric operating mechanism of circuit-breaker of electric energy meter, it is characterised in that：Including motor, gear train and handsetting gear, By gear train and handsetting gear engaged transmission, handsetting gear coordinates and makes breaker closing motor with rotating shaft, described to stir tooth The two sides of wheel are respectively equipped with convex portion, and rotating shaft is provided with the driving lever being engaged, the convex portion priority of handsetting gear two sides and rotating shaft Driving lever coordinate make rotating shaft first accelerate mutation after slow down and realize breaker closing.
- 2. the external electric operating mechanism of circuit-breaker of electric energy meter according to claim 1, it is characterised in that：The handsetting gear Front be provided with the first convex portion and the second convex portion, rotating shaft is provided with upper driving lever, the first convex portion and the second convex portion successively with upper driving lever Effect makes rotating shaft accelerate mutation to drive breaker rapid closing, and the back side of handsetting gear is provided with the 3rd convex portion, and rotating shaft is provided with phase The lower driving lever coordinated, the 3rd convex portion of handsetting gear promote lower driving lever and rotating shaft to be rotated further, and now, spindle speed, which is slowed down, to be mutated And complete breaker closing.
- 3. the external electric operating mechanism of circuit-breaker of electric energy meter according to claim 2, it is characterised in that：The handsetting gear Tooth radius R1 where upper first convex portion, tooth radius R2 where the second convex portion, tooth radius R3, wherein R1 where the 3rd convex portion <R2, R3<R2.
- 4. the external electric operating mechanism of circuit-breaker of electric energy meter according to claim 3, it is characterised in that：The handsetting gear R2 forms angle α at R1 and the second convex portion at upper first convex portion, 0 °<α<90°.
- 5. the external electric operating mechanism of circuit-breaker of electric energy meter according to claim 2, it is characterised in that：In the rotating shaft Upper driving lever and lower driving lever have certain angle, and upper driving lever successively acts on positive two convex portion of handsetting gear, realizes rapid closing, Lower driving lever is accepted realizes Flexible Control with the effect of the convex portion at the handsetting gear back side.
- 6. the external electric operating mechanism of circuit-breaker of electric energy meter according to claim 2, it is characterised in that：The handsetting gear On the first convex portion connect to form connector or the first convex portion and the second convex portion and be not connected to form separated effect with the second convex portion Point.
- 7. the external electric operating mechanism of circuit-breaker of electric energy meter according to claim 1, it is characterised in that：The handsetting gear The back side be provided with ramp projections, the ramp projections promote dropout push rod to make breaker open operation.
- 8. the external electric operating mechanism of circuit-breaker of electric energy meter according to claim 2, it is characterised in that：Described stirs tooth The wheel back side is provided with magnet steel mounting hole and is used to house magnet steel, and more than one on the magnet steel and motor-operating mechanism side wiring board is suddenly You coordinate positioning by element.
- 9. the external electric operating mechanism of circuit-breaker of electric energy meter according to claim 7, it is characterised in that：The handsetting gear Ramp projections and handsetting gear on the 3rd convex portion connect to form boss, boss is provided with magnet steel mounting hole.
- A kind of 10. external breaker of electric energy meter, it is characterised in that：It is external disconnected including the electric energy meter described in one of claim 1 to 9 Road device motor-operating mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610639078.7A CN106098486B (en) | 2016-08-05 | 2016-08-05 | The external breaker of electric energy meter and motor-operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610639078.7A CN106098486B (en) | 2016-08-05 | 2016-08-05 | The external breaker of electric energy meter and motor-operating mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106098486A CN106098486A (en) | 2016-11-09 |
| CN106098486B true CN106098486B (en) | 2018-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610639078.7A Active CN106098486B (en) | 2016-08-05 | 2016-08-05 | The external breaker of electric energy meter and motor-operating mechanism |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108695119B (en) * | 2017-04-07 | 2020-03-31 | 寺崎科技有限公司 | Electric operating mechanism of miniature circuit breaker |
| CN108109890B (en) * | 2018-02-02 | 2019-08-13 | 深圳曼顿科技有限公司 | The automatic divide-shut brake microminiature control mechanism of novel small-sized breaker and breaker |
| CN109950105B (en) * | 2019-04-19 | 2024-06-25 | 莫梦恬 | Electric operating mechanism for circuit breaker and circuit breaker using same |
| CN110021504B (en) * | 2019-05-07 | 2024-03-22 | 南京工程学院 | Plastic case type circuit breaker with electric operating mechanism |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3324231A1 (en) * | 1982-07-15 | 1984-01-19 | Société Industrielle de Bellevaux, Sibel, 74300 Cluses | Control device, in particular for program switches |
| CN204857619U (en) * | 2015-07-27 | 2015-12-09 | 苏州纽东精密制造科技有限公司 | Controlling means of switch |
| CN105609383A (en) * | 2016-03-23 | 2016-05-25 | 德力西电气有限公司 | Opening-closing operation control device and circuit breaker |
| CN205845865U (en) * | 2016-08-05 | 2016-12-28 | 厦门宏发开关设备有限公司 | The external chopper of electric energy meter and motor-operating mechanism |
-
2016
- 2016-08-05 CN CN201610639078.7A patent/CN106098486B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3324231A1 (en) * | 1982-07-15 | 1984-01-19 | Société Industrielle de Bellevaux, Sibel, 74300 Cluses | Control device, in particular for program switches |
| CN204857619U (en) * | 2015-07-27 | 2015-12-09 | 苏州纽东精密制造科技有限公司 | Controlling means of switch |
| CN105609383A (en) * | 2016-03-23 | 2016-05-25 | 德力西电气有限公司 | Opening-closing operation control device and circuit breaker |
| CN205845865U (en) * | 2016-08-05 | 2016-12-28 | 厦门宏发开关设备有限公司 | The external chopper of electric energy meter and motor-operating mechanism |
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| Publication number | Publication date |
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| CN106098486A (en) | 2016-11-09 |
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