CN105280409B - Clutch device for dual-supply automatic change-over switch - Google Patents
Clutch device for dual-supply automatic change-over switch Download PDFInfo
- Publication number
- CN105280409B CN105280409B CN201510587344.1A CN201510587344A CN105280409B CN 105280409 B CN105280409 B CN 105280409B CN 201510587344 A CN201510587344 A CN 201510587344A CN 105280409 B CN105280409 B CN 105280409B
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- Prior art keywords
- clutch
- power supply
- rotating shaft
- lever
- clutch cover
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/54—Mechanisms for coupling or uncoupling operating parts, driving mechanisms, or contacts
- H01H3/58—Mechanisms for coupling or uncoupling operating parts, driving mechanisms, or contacts using friction, toothed, or other mechanical clutch
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention discloses a clutch device for a dual-supply automatic change-over switch. The clutch device includes a casing, a rotating shaft arranged in the casing, a transmission sheet for switching a common power supply and a standby power supply, an automatic change-over mechanism for dual-supply switching, and a clutch mechanism, the transmission sheet is fixed in the middle of the rotating shaft, the automatic change-over mechanism includes a motor, a speed reducer, a driving gear, and a driven gear, and the clutch mechanism includes a clutch lock, a lever, a connecting rod, a poking member, and a clutch sleeve. Compared with a clutch device for a dual-supply automatic change-over switch in the prior art, the clutch device for the dual-supply automatic change-over switch provided is simple in structure, low in manufacturing cost, simple in operation, high in reliability, and easy in popularization and application.
Description
Technical field
The present invention relates to chopper accessory field, particularly a kind of arrangement of clutch for double power supply automatic transfer switch.
Background technology
Double power supply automatic transfer switch is generally used for the equipment for needing continued power, it is modal be used in elevator, fire-fighting,
In monitoring.Double power supply automatic transfer switch is provided with a conventional power supply and at least one stand-by power supply, when conventional power failure
When, whether automatic detection stand-by power supply is normal, if stand-by power supply is normal, is automatically shifted to stand-by power supply and powers.Dual power supply
The Power convert of automatic change-over realizes that by motor, reducer gear drive mechanism double power-supply automatic transferring is opened
Shut and be typically provided with manual switch mechanism.During manual switch, manually pivoted arm rotates turning for double power supply automatic transfer switch
Axle, realizes the switching of conventional power supply, but the driven gear of the lower end of rotating shaft and motor, the driving gear of speed reducer output shaft
Engagement, during rotating shaft, needs to drive reductor and motor to rotate together, very arduously, accordingly, it would be desirable to clutch is set,
It is laborsaving when enabling manual switch power supply.Application No. CN201310756578, it is entitled for double power supply automatic transfer switch
The patent document of clutch disclose a kind of clutch for double power supply automatic transfer switch, manual operation dual power supply from
During dynamic permutator, motor will not be rotated, and not affect the service life of motor.Concrete scheme is：Clutch includes gear stand
With the motor on gear stand, planetary gearsets, clutch lock, driving gear set and gear cap, the planet
Gear train includes planet carrier, planetary reduction gear input gear, planetary reduction gear, planetary reduction gear output gear, planetary reduction gear input
Gear includes arranging the input external gear of the motor gear engagement linkage on planet carrier foreign language motor output shaft and stretches into planet
Input internal gear inside frame, planetary reduction gear output gear include that output inner gear corresponding with input internal gear and setting are expert at
The outer output external gear that linkage is engaged with driving gear set of carrier, planetary reduction gear are relatively fixed inside planet carrier, planet
Reduction gearing is engaged with being input on the outside of internal gear and output inner gear simultaneously, and multiple draw-in grooves, clutch are formed on the periphery of planet carrier
Device lock correspondence draw-in groove is hinged on gear stand.The clutch of clutch disclosed in the patent document is arranged on motor and subtracts
Inside fast machine, complex structure needs custom-made motor and speed reducer, and manufacturing cost is high, accordingly, it would be desirable to make improvements.
The content of the invention
Present invention aims in prior art described in background technology double power supply automatic transfer switch from
Attach together and put complex structure, the high problem of manufacturing cost, there is provided it is a kind of can solve the problem that foregoing problems for double power-supply automatic transferring
The arrangement of clutch of switch.
Can realize that the technical scheme of the goal of the invention of the present invention is as follows：
A kind of arrangement of clutch for double power supply automatic transfer switch, which includes housing, the rotating shaft being arranged in housing, uses
Driver blade, the tripper changed for dual power supply and clutch in conventional power supply and stand-by power supply switching, transmission
Piece is fixed on the middle part of rotating shaft, and tripper includes motor, reductor, driving gear and driven gear, the output of motor
Axle is connected with the input of reductor, and the output shaft of reductor is connected with driving gear, and driving gear is engaged with driven gear, from
Closing mechanism includes Clutch lock, lever, connecting rod, shifting part and clutch cover, and clutch cover is enclosed within rotating shaft and is located at the lower section of driver blade,
Clutch cover and rotating shaft synchronous axial system, driven gear are connected in rotating shaft and are located at the lower section of clutch cover, and driven gear is turned with rotating shaft
Dynamic to coordinate, on clutch cover, eccentric position is provided with the inserted link for extending downwardly, and driven gear is provided with jack corresponding with inserted link, clutch
Annular groove is provided with the middle part of the outer wall of set, shifting part is provided with the moving tooth coordinated with annular groove, shifting part right-hand member and housing
Side plate is flexibly connected, and small end is connected with the left end of lever, and the lower end of connecting rod is connected on shifting part, and connecting portion is located to be dialled
The left side of tooth, the middle part of lever are flexibly connected with housing, and clutch is locked on the top board of housing, and the lower end of Clutch lock is provided with and makes thick stick
The lever casting die of the right-hand member of bar activity downwards.
In such scheme, the bottom of described rotating shaft is the columnar member with axially extending breach, the axis hole of clutch cover
Identical with the shape of rotating shaft bottom, the axis hole of driven gear is cylindrical hole.By arranging breach, clutch cover in the bottom of rotating shaft
Axis hole it is identical with the axis hole shape of rotating shaft, clutch cover can be driven during axis of rotation together to rotate, it is in automatic conversion, driven
Gear drives clutch cover and axis of rotation by inserted link, and then drives driver blade to realize the switching of conventional power supply and stand-by power supply,
In manual switch, clutch cover rises, and inserted link and driven gear depart from, by spanner rotating shaft, rotating shaft drive clutch cover and
Driver blade is rotated, driven gear transfixion, by this set, can be made rotating shaft and gear drive and motor, be subtracted
Fast device disconnects power transmission, makes the operation of the conventional power supply of manual switch and stand-by power supply more laborsaving.
In such scheme, described Clutch lock includes the lever casting die of the connector on top and bottom, connector and housing
Top panel turns coordinate, lever casting die is fixed on the lower section of connector, and lever casting die includes the fixation being fixedly connected with connector
Piece and on the lateral surface of stator with certain radian curved tabs, the lower surface of the curved tabs is with along lever casting die
The downward-sloping inclined-plane of rotation direction.When the connector of Clutch lock is rotated, connector drives lever casting die to rotate, lever pressure
On part, the right-hand member of lever is pushed by inclined-plane, is made by the slip relative with the generation of the right-hand member of lever of the inclined-plane of curved tabs lower surface
The left end of lever rises, and then realizes the rising of clutch cover.
In such scheme, described shifting part is strip, and the left end of shifting part is provided with downward locating rod, on housing
Position corresponding with locating rod is provided with location hole.Shifting part fore-aft travel can be prevented by arranging locating rod and location hole, prevented
Only spin off in annular groove of the moving tooth on shifting part from clutch cover, cause the damage of clutch.
In such scheme, the upper end of described rotating shaft is provided with axle sleeve.In manual operation, driven using spanner rotary axle box
Axis of rotation, operation of being more convenient for.
In such scheme, after manual operation is finished, when needing for Clutch lock to be set as automatic mode, in order that clutch cover
Can activity downwards automatically, inserted link is entered in the jack of driven gear, return to original state, in described rotating shaft positioned at from
Check ring is provided between trap and driver blade, back-moving spring is provided between check ring and clutch cover.
Described in arrangement of clutch for double power supply automatic transfer switch and the background technology of the present invention for dual power supply
The arrangement of clutch of automatic change-over is compared, and structure is simpler, and manufacturing cost is lower, simple to operate, and reliability is high, it is easier to
Popularization and application.
Description of the drawings
Fig. 1 is the internal structure schematic diagram of the arrangement of clutch for double power supply automatic transfer switch of the present invention；
Fig. 2 is the inner side elevational view of the arrangement of clutch for double power supply automatic transfer switch of the present invention；
Fig. 3 is A-A in Fig. 2 to sectional view；
Fig. 4 is lever laminate structures figure；
Fig. 5 is shifting part structure chart；
Fig. 6 is B-B direction sectional view in Fig. 5；
In figure, 1 is housing, and 2 is rotating shaft, and 3 is driver blade, and 4 is driving gear, and 5 is driven gear, and 6 is Clutch lock, and 7 are
Lever, 8 is connecting rod, and 9 is shifting part, and 10 is clutch cover, and 11 is inserted link, and 12 is annular groove, and 13 is moving tooth, and 14 is lever pressure
Part, 15 is connector, and 16 is breach, and 17 is curved tabs, and 18 is locating rod, and 19 is axle sleeve, and 20 is motor, and 21 is back-moving spring,
22 is inclined-plane.
Specific embodiment
A kind of arrangement of clutch for double power supply automatic transfer switch as shown in Figures 1 to 6, which includes housing 1, arranges
Rotating shaft 2 in the housing 1, the driver blade 3 for commonly using power supply and stand-by power supply switching, for the automatic conversion of dual power supply conversion
Mechanism and clutch, driver blade 3 are fixed on the middle part of rotating shaft 2, and tripper includes motor 20, reductor, driving tooth
Wheel 4 and driven gear 5, the output shaft of motor 20 are connected with the input of reductor, and output shaft and the driving gear 4 of reductor connect
Connect, driving gear 4 is engaged with driven gear 5, clutch includes Clutch lock 6, lever 7, connecting rod 8, shifting part 9 and clutch cover
10, clutch cover 10 is enclosed within rotating shaft 2 and is located at the lower section of driver blade 3, clutch cover 10 and 2 synchronous axial system of rotating shaft, and driven gear 5 connects
The lower section of clutch cover 10 is connected in rotating shaft 2 and is located at, driven gear 5 is rotatably assorted with rotating shaft 2, and eccentric position is installed on clutch cover 10
There is the inserted link 11 for extending downwardly, driven gear 5 is provided with and 11 corresponding jack of inserted link, ring is provided with the middle part of the outer wall of clutch cover 10
Connected in star 12, shifting part 9 are provided with the moving tooth 13 coordinated with annular groove 12, and 9 right-hand member of shifting part is connected with the side plate activity of housing 1
Connect, 8 upper end of connecting rod is connected with the left end of lever 7, the lower end of connecting rod 8 is connected on shifting part 9, connecting portion is located at moving tooth 13
Left side, the middle part of lever 7 are flexibly connected with housing 1, and Clutch lock 6 is located on the top board of housing 1, and the lower end of Clutch lock 6 is provided with and makes
The lever casting die 14 of the right-hand member of lever 7 activity downwards.
In such scheme, the bottom of described rotating shaft 2 is the columnar member with axially extending breach 16, clutch cover 10
Axis hole is identical with the shape of 2 bottom of rotating shaft, and the axis hole of driven gear 5 is cylindrical hole.By arranging breach in the bottom of rotating shaft 2
16, the axis hole of clutch cover 10 is identical with the cross sectional shape of rotating shaft 2, and clutch cover 10 can be driven during axis of rotation together to rotate,
During automatic conversion, driven gear 5 drives clutch cover 10 and rotating shaft 2 to rotate by inserted link 11, and then it is conventional to drive driver blade 3 to realize
The switching of power supply and stand-by power supply, in manual switch, clutch cover 10 rises, and inserted link 11 is departed from driven gear 5, by spanner
Rotating shaft 2, rotating shaft 2 drive clutch cover 10 and driver blade 3 to rotate, 5 transfixion of driven gear, by this set, can be with
Make rotating shaft 2 power transmission be disconnected with gear drive and motor 20, decelerator, make the conventional power supply of manual switch and standby electricity
The operation in source is more laborsaving.Rotating shaft 2 and axle sleeve 19, this fit system of driven gear 5 be optimal way and and not exclusive side
Formula, such as rotating shaft 2 and axle sleeve 19 can be with bonded, and by this set, the section of rotating shaft 2 could be arranged to circle.
In such scheme, described Clutch lock 6 includes the connector 15 on top and the lever casting die 14 of bottom, connector 15
Coordinate with the top panel turns of housing 1, lever casting die 14 is fixed on the lower section of connector 15, and lever casting die 14 includes and connector 15
The stator being fixedly connected and the curved tabs 17 on the lateral surface of stator with certain radian, the lower end of the curved tabs 17
Face is with the downward-sloping inclined-plane of the rotation direction along lever casting die 14.When the connector 15 of Clutch lock 6 is rotated, connector
15 drive lever casting dies 14 are rotated, and on lever casting die 14, the inclined-plane of 17 lower surface of curved tabs is relative with the generation of the right-hand member of lever 7
Slide, the right-hand member of lever 7 is pushed by inclined-plane, the left end of lever 7 is increased, and then realize the rising of clutch cover 10.
In such scheme, described shifting part 9 is strip, and the left end of shifting part 9 is provided with downward locating rod 18, in shell
Location hole is provided with 18 corresponding position of locating rod on body 1.Can be prevented before shifting part 9 by arranging locating rod 18 and location hole
Activity afterwards, prevents from spinning off in annular groove 12 of the moving tooth 13 on shifting part 9 from clutch cover 10, causes clutch
Damage.
In such scheme, the upper end of described rotating shaft 2 is provided with axle sleeve 19.In manual operation, using spanner rotary axle box
19 drive rotating shafts 2 are rotated, operation of being more convenient for.
In such scheme, after manual operation is finished, when needing for Clutch lock 6 to be set as automatic mode, in order that clutch
Set 10 can be automatically movable downwards, inserted link 11 is entered in the jack of driven gear 5, returns to original state, described rotating shaft 2
Upper being located at is provided with check ring between clutch cover 10 and driver blade 3, and reset bullet is provided between check ring and clutch cover 1021
Spring.
The present invention the arrangement of clutch for double power supply automatic transfer switch when in use, when switch in automated location when,
In conventional position of source during switch normal work, when the normal stand-by power supply of conventional power supply appearance exception, switch can turn automatically
Change to stand-by power supply position.Its operation principle is：When control circuit board detects conventional abnormity of power supply and normal stand-by power supply,
It connects motor and rotates by motor, and the driving gear 4 on motor 20 drives driven gear 5 to rotate, and driven gear 5 drives rotating shaft again
2 rotations, rotating shaft 2 drive driver blade 3 to rotate, and driver blade 3 pulls moving contact movement, so as to realize the disconnection of conventional power supply and standby
The closure of power supply.When manual switching is needed, Clutch lock 6 is first rotated, rotate the inclined-plane of the curved tabs 17 of lever casting die 14, will
The right-hand member of lever 7 is pushed, and the left end of lever 7 is ramped up, drive pull bar 8 it is movable upwards, pull bar 8 drive shifting part 9 left end to
Upper activity, the moving tooth 13 in the middle part of shifting part 9 drive clutch cover 10 to rise, and make inserted link 11 and driven gear 5 on clutch cover 10
Jack is kept completely separate.Because rotating shaft 2 is rotatably assorted with driven gear 5, by above-mentioned operation, when rotating shaft 2, driven tooth
Wheel 5 will not follow rotating shaft 2 to rotate, therefore, also power will not be transferred to driving gear 4, reductor and motor 20, thoroughly be realized
The clutch of rotating shaft 2 and gear drive.Now, with spanner rotating shaft 2, driver blade 3 is made to turn an angle, you can real
Switching of the power supply to stand-by power supply is commonly used now.The arrangement of clutch simple structure for double power supply automatic transfer switch of the present invention,
Low cost of manufacture, easy to operate, reliability is high, it is easy to accomplish, therefore, being more easily than popularization with existing arrangement of clutch should
With.
Above example is the explanation of the specific embodiment to the present invention, rather than limitation of the present invention, relevant technology
The technical staff in field without departing from the spirit and scope of the present invention, can also make various conversion and change and obtain
To the technical scheme of corresponding equivalent, therefore the technical scheme of all equivalents should be included into the patent protection model of the present invention
Enclose.
Claims (6)
1. a kind of arrangement of clutch for double power supply automatic transfer switch, it is characterised in that：Which includes housing, is arranged in housing
Rotating shaft, for commonly use power supply and stand-by power supply switching driver blade, for dual power supply conversion tripper and clutch
Mechanism, driver blade are fixed on the middle part of rotating shaft, and tripper includes motor, reductor, driving gear and driven gear, electricity
The output shaft of machine is connected with the input of reductor, and the output shaft of reductor is connected with driving gear, driving gear and driven tooth
Wheel engagement, clutch include Clutch lock, lever, connecting rod, shifting part and clutch cover, and clutch cover is enclosed within rotating shaft and is located at transmission
The lower section of piece, clutch cover and rotating shaft synchronous axial system, driven gear are connected in rotating shaft and are located at the lower section of clutch cover, driven gear
Coordinate with axis of rotation, on clutch cover, eccentric position is provided with the inserted link for extending downwardly, and driven gear is provided with corresponding with inserted link
Jack, is provided with annular groove in the middle part of the outer wall of clutch cover, shifting part is provided with the moving tooth coordinated with annular groove, shifting part right-hand member
It is flexibly connected with the side plate of housing, small end is connected with the left end of lever, the lower end of connecting rod is connected on shifting part, connecting portion
Position is located at the left side of moving tooth, and the middle part of lever is flexibly connected with housing, and clutch is locked on the top board of housing, the lower end of Clutch lock
It is provided with the lever casting die of the right-hand member activity downwards for making lever.
2. the arrangement of clutch for double power supply automatic transfer switch according to claim 1, it is characterised in that：Described turns
The bottom of axle is the columnar member with axially extending breach, and the axis hole of clutch cover is identical with the shape of rotating shaft bottom, driven tooth
The axis hole of wheel is cylindrical hole.
3. the arrangement of clutch for double power supply automatic transfer switch according to claim 1, it is characterised in that：It is described from
Closing lock includes the connector on top and the lever casting die of bottom, and connector is coordinated with the top panel turns of housing, and lever casting die is fixed
In the lower section of connector, lever casting die is included the stator being fixedly connected with connector and is had on the lateral surface of stator
The curved tabs of certain radian, the lower surface of the curved tabs is with the downward-sloping inclined-plane of the rotation direction along lever casting die.
4. the arrangement of clutch for double power supply automatic transfer switch according to claim 1, it is characterised in that：Described dials
Moving part is strip, and the left end of shifting part is provided with downward locating rod, and on housing, position corresponding with locating rod is provided with positioning
Hole.
5. the arrangement of clutch for double power supply automatic transfer switch according to claim 1, it is characterised in that：Described turns
The upper end of axle is provided with axle sleeve.
6. the arrangement of clutch for double power supply automatic transfer switch according to claim 1, it is characterised in that：Described turns
It is located on axle and between clutch cover and driver blade, is provided with check ring, back-moving spring is provided between check ring and clutch cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510587344.1A CN105280409B (en) | 2015-09-15 | 2015-09-15 | Clutch device for dual-supply automatic change-over switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510587344.1A CN105280409B (en) | 2015-09-15 | 2015-09-15 | Clutch device for dual-supply automatic change-over switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105280409A CN105280409A (en) | 2016-01-27 |
| CN105280409B true CN105280409B (en) | 2017-05-03 |
Family
ID=55149256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510587344.1A Active CN105280409B (en) | 2015-09-15 | 2015-09-15 | Clutch device for dual-supply automatic change-over switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105280409B (en) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60225315A (en) * | 1984-04-23 | 1985-11-09 | 三菱電機株式会社 | Spring actuator for breaker |
| CN200969314Y (en) * | 2006-10-29 | 2007-10-31 | 宝光集团有限公司 | Outdoor high-voltage duplicate power supply vacuum circuit breaker |
| CN201725722U (en) * | 2010-07-06 | 2011-01-26 | 无锡市华星电机开关厂 | Bidirectional clutch gear case for high-voltage switch |
| CN202183314U (en) * | 2011-08-13 | 2012-04-04 | 宁波宝鑫铁路信号设备制造有限公司 | Clutch device of hand electric operating mechanism in disconnecting switch |
| CN103511493B (en) * | 2012-06-20 | 2016-12-21 | Asco电力技术公司 | Arrangement of clutch and the reducing gear including this arrangement of clutch |
| CN103545127B (en) * | 2013-10-31 | 2015-05-27 | 无锡市凯旋电机有限公司 | Clutch of electric operation mechanism for breaker |
| CN103700524B (en) * | 2013-12-31 | 2017-02-15 | 雷顿电气科技有限公司 | Clutch for automatic transfer switch with dual power supply |
| CN104240984B (en) * | 2014-09-03 | 2016-08-17 | 浙江正泰电器股份有限公司 | A kind of automatic change-over with clutch function |
| CN205004202U (en) * | 2015-09-15 | 2016-01-27 | 江苏凯隆电器有限公司 | A clutch for two power automatic transfer switch |
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2015
- 2015-09-15 CN CN201510587344.1A patent/CN105280409B/en active Active
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| Publication number | Publication date |
|---|---|
| CN105280409A (en) | 2016-01-27 |
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