CN105070553A - Breaker electrically-operated mechanism with bidirectional automatic clutch function - Google Patents

Breaker electrically-operated mechanism with bidirectional automatic clutch function Download PDF

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Publication number
CN105070553A
CN105070553A CN201510422951.2A CN201510422951A CN105070553A CN 105070553 A CN105070553 A CN 105070553A CN 201510422951 A CN201510422951 A CN 201510422951A CN 105070553 A CN105070553 A CN 105070553A
Authority
CN
China
Prior art keywords
gear
breaker
central shaft
push rod
planetary gear
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.)
Pending
Application number
CN201510422951.2A
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Chinese (zh)
Inventor
朱永林
孙方瑞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Luokai Mechanical & Electrical Co Ltd
Original Assignee
Jiangsu Luokai Mechanical & Electrical Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiangsu Luokai Mechanical & Electrical Co Ltd filed Critical Jiangsu Luokai Mechanical & Electrical Co Ltd
Priority to CN201510422951.2A priority Critical patent/CN105070553A/en
Publication of CN105070553A publication Critical patent/CN105070553A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00Mechanisms for operating contacts
    • H01H3/54Mechanisms for coupling or uncoupling operating parts, driving mechanisms, or contacts
    • H01H3/58Mechanisms for coupling or uncoupling operating parts, driving mechanisms, or contacts using friction, toothed, or other mechanical clutch

Abstract

The invention provides a breaker electrically-operated mechanism with a bidirectional automatic clutch function, comprising an electromagnet, a stop push rod, a permanent magnet motor, a planetary gear transmission mechanism, a gear drive mechanism and an output shaft. The planetary gear transmission mechanism comprises a first duplex gear, a first central shaft, an annular gear, a planet carrier, a planetary gear, and a second gear. The stop push rod is pushed out by a moving iron core and then stops the rotation of the annular gear. The breaker electrically-operated mechanism has the advantages as follows: 1, the permanent magnet motor and a planetary gear train are integrated, a gear rotates, a structure is compact and transmission efficiency is high; 2, the planetary gear train is both used as a variable speed element, and a bidirectional clutch member, has a more compact structure compact, and is low in cost; and 3, the electromagnet is used as an execution element to control the running state of the planetary gear train, thereby automatically realizing the joint and separation of a transmission system, meanwhile meeting breaker manual and electrical operation requirements.

Description

There is the electric operating mechanism of circuit-breaker of two-way automatic clutch function
Technical field
The present invention relates to breaker technical field, particularly relate to a kind of electric operating mechanism of circuit-breaker with two-way automatic clutch function.
Background technology
The core parts of known motor-operating mechanism and intelligentized control method long-range as all kinds of circuit breaker, not only will realize reliable electric operating, also will ensure the manual operation of circuit breaker.During electric operating, motor-operating mechanism running puts in place, and motor power is cut off in sensitive switch action.But due to the inertia of motor, motor-operating mechanism can remain in operation and can cause certain impact to circuit breaker.During manual operation, because manual operation and electric operating share a drive system, therefore, during manual operation, not only to overcome resistance own on breaker mechanism, also will overcome the resistance (drive motor rotation) of the motor in motor-operating mechanism, manual operation power is excessive, uses inconvenience.At present, also have part motor-operating mechanism to have employed clutch technology, but its structure is more numerous and diverse, cost is high, volume is large, and the volume of circuit breaker is also lower.
Summary of the invention
The technical problem to be solved in the present invention is: because the clutch structure of existing circuit breaker electrically operated institution has more numerous and diverse, cost is high, volume is large, the volume of circuit breaker is the problem such as lower also, the invention provides a kind of electric operating mechanism of circuit-breaker with two-way automatic clutch function and solves the problems referred to above.
The technical solution adopted for the present invention to solve the technical problems is: a kind of electric operating mechanism of circuit-breaker with two-way automatic clutch function, comprise electromagnet, stop push rod, magneto, planetary gear transmission mechanism, gear drive and output shaft, described gear drive is connected between described planetary gear transmission mechanism and output shaft, described planetary gear transmission mechanism comprises the first duplicate gear, first central shaft, internal gear, planet carrier, planetary gear, second gear, the motor shaft of described magneto is coaxially fixed with the first gear, described stop push rod is fixed on the dynamic iron core of described electromagnet, the gear wheel of described first duplicate gear with described first gears meshing and its pinion engage with described planetary gear, described planetary gear engages with described internal gear, planet axis on described planetary gear and described planet carrier is coaxially fixed, described second gear and the first duplicate gear are coaxially and be all set on described first central shaft, the end of described second gear has the connecting portion that and diameter coaxial with its teeth portion is greater than its teeth portion diameter, described planet axis has extends described planetary axle journal, on described connecting portion, corresponding axle journal offers the cylindrical hole identical with described journal diameter or groove, described axle journal extend in described through hole or groove and makes described planet carrier and described connecting portion fix, described stop push rod stops described internal gear to rotate after being released by described dynamic iron core.
As preferably, the sidewall outer ring of described internal gear is provided with at least one boss, the end of described stop push rod can to extend in described boss in the rotary motion trace of at least one and to remain distance with described internal gear.
As preferably, described internal gear offers at least one locking groove or stop hole, the end of described stop push rod can extend in described locking groove or stop hole.
As preferably, the quantity of described boss is three, and described three boss are circumferentially evenly arranged on the sidewall outer ring of described internal gear.
As preferably, the length direction of described stop push rod is perpendicular to described first central shaft.
As preferably, the upper end edge circumference of described internal gear evenly offers three stop hole.
As preferably, the length direction of described stop push rod is parallel to described first central shaft.
As preferably, described gear drive comprises the second central shaft, the second duplicate gear and the 3rd gear, described second duplicate gear is connected with described second central axis, the gear wheel of described second duplicate gear and described second gears meshing, pinion and described 3rd gears meshing, described 3rd gear and described output shaft are coaxially fixed.
As preferably, also comprise casing, described casing comprises the upper shell and lower house that be arranged in parallel, described electromagnet, stop push rod, first gear, first duplicate gear, first central shaft, internal gear, planet carrier, planetary gear, second gear, second central shaft, second duplicate gear and the 3rd gear are all arranged between described upper shell and lower house, described first central shaft and the second central shaft are all perpendicular to described upper shell, the two ends of described first central shaft are connected with described upper shell and lower house respectively, the two ends of described second central shaft are connected with described upper shell and lower house respectively, described magneto is fixed on the outer surface of described upper shell, the output shaft of described magneto extend in described casing through described upper shell coaxially to be fixed with described first gear.
As preferably, the upper end of described output shaft is arranged in described casing and coaxially fixes with described 3rd gear, and the lower end of described output shaft is worn to described casing perpendicular to described lower house.
The invention has the beneficial effects as follows, this electric operating mechanism of circuit-breaker with two-way automatic clutch function has the following advantages: 1, adopt magneto and planet circular system to adopt integrated design, gear drive, compact conformation, transmission efficiency is high; 2, adopt planet circular system as transmission component, simultaneously as two-way clutch element, more compact structure, cost is lower; 3, adopt electromagnet as the operating condition of executive component control lines star wheel series, automatically realize the Engage and disengage of power train, can meet simultaneously circuit breaker manually with electrically operated requirement; 4, adopt electromagnet as the operating condition of executive component control lines star wheel series, automatically realize the Engage and disengage of power train, manual and electric operating automatically switches, and avoids the impact of motor coasting to circuit breaker, improves the useful life of circuit breaker.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the front view that the present invention has the electric operating mechanism of circuit-breaker embodiment one of two-way automatic clutch function.
Fig. 2 is the vertical view that the present invention has the electric operating mechanism of circuit-breaker embodiment one of two-way automatic clutch function.
Fig. 3 is the structural representation that the present invention has the internal gear of the electric operating mechanism of circuit-breaker embodiment one of two-way automatic clutch function.
Fig. 4 is the structural representation that the present invention has the internal gear of the electric operating mechanism of circuit-breaker embodiment two of two-way automatic clutch function.
In figure 1, electromagnet, 2, stop push rod, 3, magneto, 4, the first gear, the 5, first duplicate gear, the 6, first central shaft, 7, internal gear, 8, planet carrier, 9, planetary gear, 10, the second gear, the 11, second central shaft, the 12, second duplicate gear, 13, the 3rd gear, 14, output shaft, 15, casing, 16, boss, 17, stop hole.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.On the contrary, embodiments of the invention comprise fall into attached claims spirit and intension within the scope of all changes, amendment and equivalent.
In describing the invention, it is to be appreciated that term " first ", " second " etc. are only for describing object, and instruction or hint relative importance can not be interpreted as.In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " is connected ", " connection " should be interpreted broadly, such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.In addition, in describing the invention, except as otherwise noted, the implication of " multiple " is two or more.
Embodiment one, as shown in Figures 1 to 3, the invention provides a kind of electric operating mechanism of circuit-breaker with two-way automatic clutch function, comprise electromagnet 1, stop push rod 2, magneto 3, planetary gear transmission mechanism, gear drive and output shaft 14, gear drive is connected between planetary gear transmission mechanism and output shaft 14, planetary gear transmission mechanism comprises the first duplicate gear 5, first central shaft 6, internal gear 7, planet carrier 8, planetary gear 9, second gear 10, the motor shaft of magneto 3 is coaxially fixed with the first gear 4, stop push rod 2 is fixed on the dynamic iron core of electromagnet 1, the gear wheel of the first duplicate gear 5 engages with the first gear 4 and its pinion engages with planetary gear 9, planetary gear 9 engages with internal gear 7, planetary gear 9 is coaxially fixed with the planet axis on planet carrier 8, second gear 10 and the first duplicate gear 5 are coaxially and be all set on the first central shaft 6, the end of the second gear 10 has the connecting portion that and diameter coaxial with its teeth portion is greater than its teeth portion diameter, planet axis has the axle journal extending planetary gear 9, on connecting portion, corresponding axle journal offers the cylindrical hole identical with journal diameter, axle journal extend in through hole and makes planet carrier 8 and connecting portion fix, the sidewall outer ring of internal gear 7 is circumferentially evenly provided with three boss 16, the length direction of stop push rod 2 is perpendicular to the first central shaft 6, after the passive iron core of stop push rod 2 promotes, its end extends in the rotary motion trace of boss 16, thus reach the object of resistance internal gear 7 rotation, and stop push rod 2 and internal gear 7 remain distance, can not need to hinder it when rotating at internal gear 7, stop push rod 2 can also be parallel to the first central shaft 6 and extend in the rotary motion trace of boss 16, also be the set-up mode of another stop push rod 2, and boss 16 also can be arranged on other position of internal gear 7, the such as upper end of internal gear 7, stop push rod 2 needs the object that can reach dynamic resistance internal gear 7 according to the position relative set of boss 16, gear drive comprises the second central shaft 11, second duplicate gear 12 and the 3rd gear 13, second duplicate gear 12 is coaxially connected with the second central shaft 11, the gear wheel of the second duplicate gear 12 engages with the second gear 10, pinion engages with the 3rd gear 13, 3rd gear 13 is coaxially fixed with output shaft 14, this mechanism also comprises casing 15, casing 15 comprises the upper shell and lower house that be arranged in parallel, electromagnet 1, stop push rod 2, first gear 4, first duplicate gear 5, first central shaft 6, internal gear 7, planet carrier 8, planetary gear 9, second gear 10, second central shaft 11, second duplicate gear 12 and the 3rd gear 13 are all arranged between upper shell and lower house, first central shaft 6 and the second central shaft 11 are all perpendicular to upper shell, the two ends of the first central shaft 6 are connected with upper shell and lower house respectively, the two ends of the second central shaft 11 are connected with upper shell and lower house respectively, magneto 3 is fixed on the outer surface of upper shell, the output shaft 14 of magneto 3 extend in casing 15 through upper shell coaxially to be fixed with the first gear 4, the upper end of output shaft 14 is arranged in casing 15 and the 3rd gear 13 is coaxially fixed, the lower end of output shaft 14 is worn to casing 15 perpendicular to lower house.
As shown in Figure 4, in embodiment two, the upper end edge circumference of internal gear 7 evenly offers three stop hole 17, and stop push rod is parallel to the first central shaft and extends in stop hole 17 object reaching and stop internal gear 7 to rotate; And stop hole 17 can also be opened on the sidewall of internal gear 7, stop push rod equally can stop internal gear 7 according to the position relative set of offering of stop hole 17, and in addition, stop hole 17 can make the locking groove of certain depth into.
For embodiment one, this working method with the electric operating mechanism of circuit-breaker of two-way automatic clutch function is described:
During electric operating: can bidirectional movement magneto 3 and electromagnet 1 simultaneously electric, magneto 3 operates and does not limit direction of rotation, the first gear 4 on the output shaft of magneto 3 drives the first duplicate gear 5 to move, and the first duplicate gear 5 drives planetary gear 9 to move; Simultaneously, electromagnet 1 action, stop push rod 2 stretches out on the side of the boss 16 of gear on internal gear 7 outer wall, internal gear 7 can not rotate, planetary gear 9 rotates around the first central shaft 6, planet carrier 8 also and then rotates, because planet carrier 8 is fixed by axle journal and the second gear 10, therefore the second gear 10 is driven, thus driving the second duplicate gear 12 to rotate, the second duplicate gear 12 drives the 3rd gear 13 to rotate, and output shaft 14 also starts to rotate, final output shaft 14 drives the operating mechanism of circuit breaker, realizes combined floodgate and the separating brake of circuit breaker.
The combined floodgate of circuit breaker and separating brake are when putting in place, control loop cuts off the power supply of magneto 3 and electromagnet 1, magneto 3 and electromagnet 1 dead electricity, the stop push rod 2 that dynamic iron core connects electromagnet 1 is return under the effect of electromagnet 1 internal reset spring, now magneto 3 is rotated further because of inertia, the first gear 4 on magneto 3 output shaft drives the first duplicate gear 5 to move, first duplicate gear 5 drives planetary gear 9 to move, planetary gear 9 drives internal gear 7 to rotate, second gear 10 does not rotate, therefore the second duplicate gear 12 after the second gear 10, 3rd gear 13 and output shaft 14 all attonitys, avoid because the coasting of magneto 3 is to the impact of circuit breaker.
During manual operation: when manual operation breaker closing and separating brake, operating mechanism drives output shaft 14 to rotate, the 3rd gear 13 on output shaft 14 drives the second duplicate gear 12 to rotate, second duplicate gear 12 drives the second gear 10 to rotate, second gear 10 rotates and drives planetary gear 9 to rotate, and planetary gear 9 drives internal gear 7 to rotate; When manual operation, magneto 3 and electromagnet 1 dead electricity, stop push rod 2 is return under the effect of electromagnet 1 internal reset spring, and now the second duplicate gear 12 can not rotate, and magneto 3 can not be driven to rotate.Alleviate manually operated moment, reduce manually operated burden.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of described term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
With above-mentioned according to desirable embodiment of the present invention for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content on specification, must determine its technical scope according to right.

Claims (10)

1. one kind has the electric operating mechanism of circuit-breaker of two-way automatic clutch function, it is characterized in that: comprise electromagnet, stop push rod, magneto, planetary gear transmission mechanism, gear drive and output shaft, described gear drive is connected between described planetary gear transmission mechanism and output shaft, described planetary gear transmission mechanism comprises the first duplicate gear, first central shaft, internal gear, planet carrier, planetary gear, second gear, the motor shaft of described magneto is coaxially fixed with the first gear, described stop push rod is fixed on the dynamic iron core of described electromagnet, the gear wheel of described first duplicate gear with described first gears meshing and its pinion engage with described planetary gear, described planetary gear engages with described internal gear, planet axis on described planetary gear and described planet carrier is coaxially fixed, described second gear and the first duplicate gear are coaxially and be all set on described first central shaft, the end of described second gear has the connecting portion that and diameter coaxial with its teeth portion is greater than its teeth portion diameter, described planet axis has extends described planetary axle journal, on described connecting portion, corresponding axle journal offers the cylindrical hole identical with described journal diameter or groove, described axle journal extend in described through hole or groove and makes described planet carrier and described connecting portion fix, described stop push rod stops described internal gear to rotate after being released by described dynamic iron core.
2. there is the electric operating mechanism of circuit-breaker of two-way automatic clutch function as claimed in claim 1, it is characterized in that: the sidewall outer ring of described internal gear is provided with at least one boss, the end of described stop push rod can to extend in described boss in the rotary motion trace of at least one and to remain distance with described internal gear.
3. there is the electric operating mechanism of circuit-breaker of two-way automatic clutch function as claimed in claim 1, it is characterized in that: described internal gear offers at least one locking groove or stop hole, the end of described stop push rod can extend in described locking groove or stop hole.
4. have the electric operating mechanism of circuit-breaker of two-way automatic clutch function as claimed in claim 2, it is characterized in that: the quantity of described boss is three, described three boss are circumferentially evenly arranged on the sidewall outer ring of described internal gear.
5. there is the electric operating mechanism of circuit-breaker of two-way automatic clutch function as claimed in claim 4, it is characterized in that: the length direction of described stop push rod is perpendicular to described first central shaft.
6. there is the electric operating mechanism of circuit-breaker of two-way automatic clutch function as claimed in claim 3, it is characterized in that: the upper end edge circumference of described internal gear evenly offers three stop hole.
7. there is the electric operating mechanism of circuit-breaker of two-way automatic clutch function as claimed in claim 6, it is characterized in that: the length direction of described stop push rod is parallel to described first central shaft.
8. the electric operating mechanism of circuit-breaker with two-way automatic clutch function as described in claim 5 or 7, it is characterized in that: described gear drive comprises the second central shaft, the second duplicate gear and the 3rd gear, described second duplicate gear is connected with described second central axis, the gear wheel of described second duplicate gear and described second gears meshing, pinion and described 3rd gears meshing, described 3rd gear and described output shaft are coaxially fixed.
9. there is the electric operating mechanism of circuit-breaker of two-way automatic clutch function as claimed in claim 8, it is characterized in that: also comprise casing, described casing comprises the upper shell and lower house that be arranged in parallel, described electromagnet, stop push rod, first gear, first duplicate gear, first central shaft, internal gear, planet carrier, planetary gear, second gear, second central shaft, second duplicate gear and the 3rd gear are all arranged between described upper shell and lower house, described first central shaft and the second central shaft are all perpendicular to described upper shell, the two ends of described first central shaft are connected with described upper shell and lower house respectively, the two ends of described second central shaft are connected with described upper shell and lower house respectively, described magneto is fixed on the outer surface of described upper shell, the output shaft of described magneto extend in described casing through described upper shell coaxially to be fixed with described first gear.
10. there is the electric operating mechanism of circuit-breaker of two-way automatic clutch function as claimed in claim 9, it is characterized in that: the upper end of described output shaft is arranged in described casing and coaxially fixes with described 3rd gear, and the lower end of described output shaft is worn to described casing perpendicular to described lower house.
CN201510422951.2A 2015-07-18 2015-07-18 Breaker electrically-operated mechanism with bidirectional automatic clutch function Pending CN105070553A (en)

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CN201510422951.2A CN105070553A (en) 2015-07-18 2015-07-18 Breaker electrically-operated mechanism with bidirectional automatic clutch function

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Application Number Priority Date Filing Date Title
CN201510422951.2A CN105070553A (en) 2015-07-18 2015-07-18 Breaker electrically-operated mechanism with bidirectional automatic clutch function

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106373831A (en) * 2016-10-12 2017-02-01 江阴力源电子有限公司 Circuit breaker
CN111463036A (en) * 2020-05-08 2020-07-28 德布森电气(上海)有限公司 Device capable of switching driving gears

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2565891A2 (en) * 2011-09-05 2013-03-06 Hyundai Heavy Industries Co., Ltd. Driver for switch in gas insulated switchgear and gas insulated switchgear having the same
CN104240984A (en) * 2014-09-03 2014-12-24 浙江正泰电器股份有限公司 Automatic change-over switch with disengaging and engaging functions
CN204732311U (en) * 2015-07-18 2015-10-28 江苏洛凯机电股份有限公司 There is the electric operating mechanism of circuit-breaker of two-way automatic clutch function

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2565891A2 (en) * 2011-09-05 2013-03-06 Hyundai Heavy Industries Co., Ltd. Driver for switch in gas insulated switchgear and gas insulated switchgear having the same
CN104240984A (en) * 2014-09-03 2014-12-24 浙江正泰电器股份有限公司 Automatic change-over switch with disengaging and engaging functions
CN204732311U (en) * 2015-07-18 2015-10-28 江苏洛凯机电股份有限公司 There is the electric operating mechanism of circuit-breaker of two-way automatic clutch function

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106373831A (en) * 2016-10-12 2017-02-01 江阴力源电子有限公司 Circuit breaker
CN111463036A (en) * 2020-05-08 2020-07-28 德布森电气(上海)有限公司 Device capable of switching driving gears
CN111463036B (en) * 2020-05-08 2022-07-19 德布森电气(上海)有限公司 Device capable of switching driving gears

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Application publication date: 20151118