CN206022258U - The external chopper of electric energy meter - Google Patents

The external chopper of electric energy meter Download PDF

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Publication number
CN206022258U
CN206022258U CN201620846293.XU CN201620846293U CN206022258U CN 206022258 U CN206022258 U CN 206022258U CN 201620846293 U CN201620846293 U CN 201620846293U CN 206022258 U CN206022258 U CN 206022258U
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China
Prior art keywords
breaker
chopper
energy meter
electric energy
unit
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Active
Application number
CN201620846293.XU
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Chinese (zh)
Inventor
陈闽
李新
辛克均
周燕海
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Xiamen Hongfa Electrical Safety and Controls Co Ltd
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Xiamen Hongfa Electrical Safety and Controls Co Ltd
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Priority to CN201620846293.XU priority Critical patent/CN206022258U/en
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Publication of CN206022258U publication Critical patent/CN206022258U/en
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Abstract

This utility model discloses a kind of external chopper of electric energy meter, including more than one breaker unit and electric operating unit, electric operating unit is linked using axis of rotation mode with each breaker unit, wiring board is provided with each of which breaker unit, and circuit breakers unit passes through contact pin or be welded to connect to realize each wiring board signal transmission.This utility model passes through to arrange wiring board in the breaker unit, make circuit control module, chopper power taking and signal feedback each extremely in connected with contact pin, convenient produce.

Description

The external chopper of electric energy meter
Technical field
This utility model discloses a kind of external chopper of electric energy meter, and belonging to by International Patent Classification (IPC) (IPC) division can be remote The chopper manufacturing technology field of process control divide-shut brake.
Background technology
The external chopper 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 larger (>Intelligent electric energy meter 60A) typically realizes various expense control functions by the way of external chopper, to meet country Electric power network technique specification(Q/GDW11421-2015)With south electric network demand of technical standard.The external chopper of electric energy meter includes one Above breaker unit and electric operating unit, breaker unit inner member are compact, are fitted without the space of wiring board.Middle national literature Offer CN204480979U and disclose a kind of chopper of remote controlled divide-shut brake, front end Wiring module is set in chopper front and back end With rear end Wiring module, and line is connected with divide-shut brake module from two above-mentioned modules, in Wiring module, is provided with front end of line Road plate and back end of line plate and connecting wire, Wiring module are combined with chopper and have been pressed further by chopper inner space, and And maintenance inconvenience is installed, and wire connection is cumbersome.
Utility model content
For the deficiencies in the prior art, this utility model provides a kind of external chopper of electric energy meter, sets in chopper Put wiring board and coordinate contact pin to connect, have the advantages that modularity, convenient production.
For reaching above-mentioned purpose, this utility model is achieved through the following technical solutions:
A kind of external chopper of electric energy meter, including more than one breaker unit and electric operating unit, electric operating unit with each Breaker unit is linked using axis of rotation mode, is provided with wiring board, circuit breakers list in each of which breaker unit Each wiring board signal transmission is realized in unit's electrical connection.
Further, the wiring board is provided with control electricity-fetching module and feedback sample module, is provided with main line in electric operating unit Road plate, main circuit board is coordinated with each breaker unit internal control electricity-fetching module and feedback sample module realizes that power taking and signal are anti- Feedback.
Further, the chopper realizes the power taking of three addition N lines by two transmission lines, is passed by one during feedback Defeated circuit realizes that three-phase signal is transmitted, and using contact pin or draws between each breaker unit and between electric operating unit and breaker unit Foot welding manner realizes each signal transmission.
Further, the wiring board is arranged in breaker unit in the space below tripping mechanism.
Further, wiring board be divided into power taking wiring board and feedback line plate and be separately positioned in breaker unit inlet wire or Outgoing line side.
Further, electrically operated institution is provided with the electric operating unit, electrically operated institution includes motor, gear train, gear set drive Rotating shaft or shake-up trip link realize that breaker open operation is operated.
Further, the gear train includes reduction gear box, with rotating shaft end after the afterbody bevel gear deceleration of gear-box Toothed disc coordinate and drive interior axle to carry out breaker switching-on operation, the circumference of toothed disc is provided with arcuation push handle, and the pushing block drives Push rod promotes breaker mechanism to thread off to realize that breaker open operation is operated, and toothed disc is enclosed within rotating shaft, and toothed disc is provided with to interior axle The pushing block of extension is simultaneously coordinated with stopper section in interior axle, promotes interior axle stopper section by pushing block to drive interior axle to turn when toothed disc is rotated Dynamic, toothed disc front is provided with location division, and location division outer rim protrudes from toothed disc circumference, and the tooth that location division is slightly above toothed disc is high.
Further, the toothed disc is provided with installing hole for installing magnetic cell, and main circuit board is provided with for being engaged Individual above Hall element, senses magnetic cell by Hall element when toothed disc is rotated and positions each state position of chopper.
As another preference:Electrically operated institution is provided with electric operating unit, and electrically operated institution includes motor, gear train and stirs tooth Wheel, motor are coordinated with rotating shaft and are made breaker closing by gear train and handsetting gear engaged transmission, handsetting gear, described are stirred The front of gear is provided with the first salient point and the second salient point, and rotating shaft is provided with driving lever, the first salient point and the second salient point successively with upper Driving lever effect makes rotating shaft accelerate mutation to drive chopper rapid closing, and the back side of handsetting gear is provided with the 3rd salient point, sets in rotating shaft The 3rd salient point for having the lower driving lever being engaged, handsetting gear promotes lower driving lever and rotating shaft to be rotated further, and now, spindle speed is slowed down It is mutated and completes breaker closing, the back side of the handsetting gear is provided with ramp projections, the ramp projections promotes dropout push rod to make Breaker open operation.
Further, in the rotating shaft upper driving lever and lower driving lever has certain angle, upper driving lever and handsetting gear front After the effect of two salient points, lower driving lever is accepted and Flexible Control rapid closing is realized in the salient point effect at the handsetting gear back side.
This utility model passes through to arrange wiring board in breaker unit, makes chopper integration, appearance looks elegant prevent from disliking Meaning dismounting power taking and feedback module lose breaker control function, make chopper overall dimensions meet national grid and south electricity Net requires, makes circuit control module, chopper power taking and signal feedback each extremely in connected with contact pin, convenient produce.
Description of the drawings
Fig. 1 is this utility model first embodiment schematic diagram.
Fig. 2 is this utility model first embodiment exploded view.
Fig. 3 is first embodiment breaker unit wiring board assembling schematic diagram.
Fig. 4 is this utility model first embodiment electricity operating unit.
Fig. 5 is this utility model first embodiment electrically operated institution schematic diagram.
Fig. 6 is this utility model second embodiment schematic diagram.
Fig. 7 is this utility model second embodiment breaker unit wiring board assembling schematic diagram.
Fig. 8 is this utility model second embodiment electricity operating unit schematic diagram.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings:
Embodiment:With the propulsion that intelligent grid is built, electric energy meter takes control system as the basis having a large capacity and a wide range, by state Family's grid company and the attention of southern net grid company, the external chopper of electric energy meter are to coordinate intelligent electric energy meter to realize intelligence expense control work( The Primary Component of energy, the external chopper of electric energy meter will meet《GB10963.1 domestic and similar site's circuit-breakers for over-current protection》 Standard, meets national grid 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》.This utility model in strict accordance with above-mentioned specification or requires design.
Fig. 1 to Fig. 8 is referred to, a kind of external chopper of electric energy meter is single including more than one breaker unit 1 and electricity behaviour Unit 2, electric operating unit 2 are linked using 3 rotating manner of rotating shaft with each breaker unit 1, are provided with each of which breaker unit 1 Wiring board 4, circuit breakers unit realize each wiring board signal transmission by the connection of contact pin 5.Breaker unit 1 can be 2,3, 4 or more.Wiring board 4 in each breaker unit 1 is provided with control electricity-fetching module and feedback sample module, electric operating unit Main circuit board 6 is provided with 2, and main circuit board 6 is coordinated with 1 internal control electricity-fetching module of each breaker unit and feedback sample module to be realized Power taking and signal feedback, in electric operating unit 2, main circuit board 6 is connected by contact pin 5 with wiring board 4 in circuit breakers unit.Electricity Energy off-balancesheet puts the power taking that chopper realizes three addition N lines by two transmission lines, is realized by a transmission line during feedback Three-phase signal is transmitted, and this utility model is also applied for more multi-phase circuit power taking or feedback.Wiring board of the present utility model 4 is arranged on In space in breaker unit 1 below tripping mechanism, the inner member of the external chopper of existing electric energy meter is compact, is not pacify All have any problem in circuit breaker internal lead in the space of dress wiring board, the CN204480979U documents that such as background technology is related to, it is seen that The compactness of each element, and this utility model can be arranged on wiring board in breaker unit, be changed in tripping mechanism Two-blade configuration, so that obtain the space for installing wiring board.Between above-mentioned each breaker unit and electric operating unit and chopper Between unit in addition to connecting using contact pin, each signal transmission can also be realized using pin welding manner.
Fig. 4 and Fig. 5 is referred to, in electric operating unit of the present utility model 2, electrically operated institution is provided with, electrically operated institution includes motor 71st, gear train 72 and handsetting gear 73, gear train 72 are made up of one-level tooth 721 and secondary gear 722, and motor 71 passes through gear Group 72 and 73 engaged transmission of handsetting gear, handsetting gear 73 coordinate and make breaker closing with rotating shaft 3, the handsetting gear 73 Front is provided with the first salient point 731 and the second salient point 732, and rotating shaft is provided with driving lever 31, the first salient point and the second salient point successively with Upper driving lever effect makes rotating shaft accelerate mutation to drive chopper rapid closing, the back side of handsetting gear 73 to be provided with the 3rd salient point 733, turns Axle is provided with the lower driving lever 32 being engaged, and the 3rd salient point of handsetting gear promotes lower driving lever and rotating shaft to be rotated further, now, rotating shaft Speed reduction is mutated and completes breaker closing, and the back side of the handsetting gear 73 is provided with ramp projections 734, and the ramp projections are pushed away Dynamic dropout push rod 74 makes breaker open operation.Upper driving lever 31 and lower driving lever 32 in the rotating shaft 3 have certain angle, upper driving lever with After the two salient points effect in handsetting gear front, lower driving lever undertaking is acted on the salient point at the handsetting gear back side and realizes that Flexible Control is quick Close a floodgate.73 back side of handsetting gear is provided with magnet steel installing hole for housing magnet steel, on the magnet steel and electrically operated institution side main circuit board 6 More than one Hall element coordinate positioning.The first salient point and the second salient point on handsetting gear 73 connects to form connector or One salient point and the second salient point are not connected to form separate application point.The ramp projections 734 of handsetting gear 73 are connected with the 3rd salient point 733 Connect to form boss, boss is provided with magnet steel installing hole.
Fig. 6 and Fig. 7 is referred to, when wiring board is divided into power taking wiring board 41 and feedback line plate 42, it is also possible to be installed separately In breaker unit, inlet wire or outgoing line side in breaker unit can be separately positioned on, power taking wiring board in each breaker unit 41 and electric operating unit in main circuit board 6 signal transmission is realized by the connection of contact pin 51, each breaker unit internal feedback wiring board 42 And main circuit board 6 realizes feedback signal transmission by the connection of contact pin 52 in electric operating unit.
Fig. 6, Fig. 7, Fig. 8 is referred to, in this utility model electricity operating unit 2, electrically operated institution is provided with, electrically operated institution includes motor 201(Can be direct current generator or identical functions motor)With reduction gear box 202, the afterbody bevel gear 203 of gear-box subtracts Coordinating with the toothed disc 204 at rotating shaft end after speed drives rotating shaft 3 to carry out breaker switching-on operation, and the circumference of toothed disc 204 is provided with Arcuation push handle 2041, the pushing block drive push rod 205 to promote breaker mechanism to thread off to realize that breaker open operation is operated.Toothed disc 204 are enclosed within rotating shaft, and toothed disc is provided with the pushing block 2042 to rotating shaft extension and is coordinated with stopper section in rotating shaft, 204 turns of toothed disc Promote rotating shaft stopper section to drive rotating shaft 3 to rotate by pushing block when dynamic, 204 front of toothed disc is provided with location division 2043, location division Outer rim protrudes from toothed disc circumference, and the tooth that location division is slightly above toothed disc is high, and location division is smooth flat not disk tooth.In gear The disk back side is provided with installing hole for installing magnetic cell, and main circuit board 6 is provided with the more than one Hall element 610 being engaged, Magnetic cell is sensed by Hall element when toothed disc is rotated and positions each state position of chopper.
The technical scheme and effect that this utility model chopper is adopted is as follows:
1st, linked using axis of rotation mode between motor-operating mechanism and chopper, can be interior axle also satisfying be outer Axle;
2nd, by the way of motor adds gear-box again by afterbody bevel gear realize slowing down, improve moment of torsion, reliability High, life-span length;
3rd, rotated by motor driven gear, gear drives rotating shaft to carry out breaker switching-on operation again, is pushed away with gear driven Bar promotes breaker mechanism to thread off to realize that breaker open operation is operated;
4th, the positioning of circuit-breaker switching on-off and initial position is done with Hall element sensing, accurate using Hall element positioning Really, facilitate circuit realiration;
5th, the power taking of this utility model chopper by the way of wiring board and contact pin and N lines transmission contact pin is extremely embedded in L and Load the mode of power taking contact pin in N poles, the power taking of three addition N lines can be realized with two transmission lines;
6th, this utility model chopper feedback can be transmitted with one by the way of extremely wiring board and contact pin is embedded in L Circuit realizes that three-phase signal feeds back, power taking and signal feedback each extremely in connected with contact pin, convenient produce.
Motor-operating mechanism in this utility model embodiment, also referred to as electrically operated institution.
Above described, only using the embodiment of this origination techniques content, any those skilled in the art use this wound Make done modification, change, all belong to the scope of the claims of this creation opinion, and be not limited to those disclosed embodiments.

Claims (10)

1. the external chopper of a kind of electric energy meter, it is characterised in that:Including more than one breaker unit and electric operating unit, electricity behaviour Unit is linked using axis of rotation mode with each breaker unit, is provided with wiring board in each of which breaker unit, adjacent Each wiring board signal transmission is realized in breaker unit electrical connection.
2. the external chopper of electric energy meter according to claim 1, it is characterised in that:The wiring board is provided with control power taking Module and feedback sample module, are provided with main circuit board in electric operating unit, main circuit board produces electric mould with each breaker unit internal control Block and feedback sample module coordinate realizes power taking and signal feedback.
3. the external chopper of electric energy meter according to claim 1 and 2, it is characterised in that:The external chopper of the electric energy meter By a transmission line, the power taking that three addition N lines are realized by more than two transmission lines, realizes that three-phase signal is passed during feedback Defeated, each signal is realized using contact pin or pin welding manner between each breaker unit and between electric operating unit and breaker unit Transmission.
4. the external chopper of electric energy meter according to claim 1, it is characterised in that:The wiring board is arranged on chopper list In space in first below tripping mechanism.
5. the external chopper of electric energy meter according to claim 1, it is characterised in that:The wiring board is divided into power taking wiring board With feedback line plate and it is separately positioned on inlet wire or outgoing line side in breaker unit.
6. the external chopper of electric energy meter according to claim 1, it is characterised in that:Electric behaviour's machine is provided with the electric operating unit Structure, electrically operated institution include that motor, gear train, gear set drive rotating shaft or shake-up trip link realize that breaker open operation is operated.
7. the external chopper of electric energy meter according to claim 6, it is characterised in that:The gear train includes reduction gearing Case, is coordinated with the toothed disc at rotating shaft end after the afterbody bevel gear deceleration of gear-box and drives interior axle to carry out breaker closing behaviour Make, the circumference of toothed disc is provided with arcuation push handle, the push handle drives push rod to promote breaker mechanism to thread off to realize chopper point Lock is operated, and toothed disc is enclosed within rotating shaft, and toothed disc is provided with the pushing block to interior axle extension and is coordinated with stopper section in interior axle, toothed disc Promote interior axle stopper section to drive interior axle to rotate by pushing block during rotation, toothed disc front is provided with location division, location division outer rim is dashed forward For toothed disc circumference, the tooth that location division is slightly above toothed disc is high.
8. the external chopper of electric energy meter according to claim 7, it is characterised in that:The toothed disc is provided with installing hole use In magnetic cell is installed, main circuit board is provided with the more than one Hall element being engaged, by Hall unit when toothed disc is rotated The each state position of part sensing magnetic cell positioning chopper.
9. the external chopper of electric energy meter according to claim 6, it is characterised in that:The motor passes through gear train and stirs Meshed transmission gear, handsetting gear are coordinated with rotating shaft and make breaker closing, and the front of the handsetting gear is provided with the first salient point With the second salient point, rotating shaft is provided with driving lever, and the first salient point and the second salient point make rotating shaft accelerate mutation with the effect of upper driving lever successively Chopper rapid closing, the back side of handsetting gear is driven to be provided with the 3rd salient point, rotating shaft is provided with the lower driving lever being engaged, stirs tooth 3rd salient point of wheel promotes lower driving lever and rotating shaft to be rotated further, and now, spindle speed is slowed down and is mutated and completes breaker closing, institute The back side for stating handsetting gear is provided with ramp projections, and the ramp projections promote dropout push rod to make breaker open operation.
10. the external electric operating mechanism of circuit-breaker of electric energy meter according to claim 9, it is characterised in that:In the rotating shaft Upper driving lever and lower driving lever there is certain angle, after upper driving lever and the two salient points effect in handsetting gear front, lower driving lever accept with Flexible Control rapid closing is realized in the salient point effect at the handsetting gear back side.
CN201620846293.XU 2016-08-05 2016-08-05 The external chopper of electric energy meter Active CN206022258U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620846293.XU CN206022258U (en) 2016-08-05 2016-08-05 The external chopper of electric energy meter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620846293.XU CN206022258U (en) 2016-08-05 2016-08-05 The external chopper of electric energy meter

Publications (1)

Publication Number Publication Date
CN206022258U true CN206022258U (en) 2017-03-15

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106229230A (en) * 2016-08-05 2016-12-14 厦门宏发开关设备有限公司 The external chopper of electric energy meter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106229230A (en) * 2016-08-05 2016-12-14 厦门宏发开关设备有限公司 The external chopper of electric energy meter
CN106229230B (en) * 2016-08-05 2019-10-08 厦门宏发开关设备有限公司 The external breaker of electric energy meter

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