CN105280409A - Clutch device for dual-supply automatic change-over switch - Google Patents
Clutch device for dual-supply automatic change-over switch Download PDFInfo
- Publication number
- CN105280409A CN105280409A CN201510587344.1A CN201510587344A CN105280409A CN 105280409 A CN105280409 A CN 105280409A CN 201510587344 A CN201510587344 A CN 201510587344A CN 105280409 A CN105280409 A CN 105280409A
- Authority
- CN
- China
- Prior art keywords
- clutch
- rotating shaft
- power supply
- lever
- clutch cover
- 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.)
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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
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 circuit breaker 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 needing continued power, and modal is be used in elevator, fire-fighting, monitoring.Double power supply automatic transfer switch is provided with conventional power supply and at least one stand-by power supply, when conventional power failure, whether normally automatically detects stand-by power supply, if stand-by power supply is normal, is then automatically converted to stand-by power supply and powers.The Power convert of double power supply automatic transfer switch is realized by motor, reducer gear transmission mechanism, and double power supply automatic transfer switch is all provided with manual switch mechanism usually.During manual switch, manually pivoted arm rotates the rotating shaft of double power supply automatic transfer switch, realize the switching of conventional power supply, but the driven gear of the lower end of rotating shaft engages with the driving gear of motor, speed reducer output shaft, during rotating shaft, need to drive reductor to rotate together with motor, require great effort very much, therefore, need to arrange clutch, laborsaving when enabling manual switch power supply.Application number is CN201310756578, name is called that the patent document for the clutch of double power supply automatic transfer switch discloses a kind of clutch for double power supply automatic transfer switch, when manual operation double power supply automatic transfer switch, motor can not rotate, and does not affect the useful life of motor.Concrete scheme is: clutch comprises gear stand and is arranged on the motor on gear stand, planetary gearsets, clutch snap close, driving gear set and gear cap, described planetary gearsets comprises planet carrier, planetary reduction gear input gear, planetary reduction gear, planetary reduction gear output gear, planetary reduction gear input gear comprises the input external gear of the motor gear engagement interlock be arranged on planet carrier foreign language motor output shaft and stretches into the input internal gear of planet carrier inside, planetary reduction gear output gear comprises the output inner gear corresponding with input internal gear and engages with being arranged on outside planet carrier the output external gear linked with driving gear set, planetary reduction gear is fixed on planet carrier inside relatively, planetary reduction gear engages simultaneously with outside input internal gear and output inner gear, the periphery of planet carrier forms multiple draw-in groove, the corresponding draw-in groove of clutch snap close is hinged on gear stand.Disclosed in this patent document, the clutch of clutch is arranged on motor and speed reducer inside, complex structure, and need custom-made motor and speed reducer, manufacturing cost is high, therefore, needs to make improvements.
Summary of the invention
The object of the invention is to the arrangement of clutch complex structure for double power supply automatic transfer switch in the prior art described in background technology, the problem that manufacturing cost is high, provides a kind of arrangement of clutch for double power supply automatic transfer switch that can solve foregoing problems.
The technical scheme that can realize goal of the invention of the present invention is as follows:
A kind of arrangement of clutch for double power supply automatic transfer switch, it comprises housing, be arranged on the rotating shaft in housing, for the driver blade that conventional power supply and stand-by power supply switch, for tripper and the clutch of duplicate supply conversion, driver blade is fixed on the middle part of rotating shaft, tripper comprises motor, reductor, driving gear and driven gear, the output shaft of motor is connected with the input of reductor, the output shaft of reductor is connected with driving gear, driving gear engages with driven gear, clutch comprises Clutch lock, lever, connecting rod, shifting part and clutch cover, clutch cover to be enclosed within rotating shaft and to be positioned at the below of driver blade, clutch cover and rotating shaft synchronous axial system, driven gear to be connected in rotating shaft and to be positioned at the below of clutch cover, driven gear coordinates with axis of rotation, on clutch cover, eccentric position is provided with the inserted link to downward-extension, driven gear is provided with the jack corresponding with inserted link, annular groove is provided with 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 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 is positioned at the left side of moving tooth, the middle part of lever is flexibly connected with housing, Clutch lock is located on the top board of housing, the lower end of Clutch lock is provided with the lever casting die of the right-hand member activity downwards making lever.
In such scheme, the bottom of described rotating shaft is the columnar member with axially extended breach, and the axis hole of clutch cover is identical with the shape of rotating shaft bottom, and the axis hole of driven gear is cylindrical hole.By the bottom in rotating shaft, breach is set, the axis hole of clutch cover is identical with the axis hole shape of rotating shaft, clutch cover can be driven during axis of rotation to rotate together, when automatically changing, driven gear drives clutch cover and axis of rotation by inserted link, and then drive driver blade to realize the switching of conventional power supply and stand-by power supply, when manual switch, clutch cover rises, inserted link and driven gear depart from, by spanner rotating shaft, rotating shaft drives clutch cover and driver blade to rotate, driven gear transfixion, pass through this set, rotating shaft and gear drive and motor can be made, decelerator disconnects transmission of power, manual switch is made to commonly use the operation of power supply and stand-by power supply more laborsaving.
In such scheme, described Clutch lock comprises the connector on top and the lever casting die of bottom, connector coordinates with the top panel turns of housing, lever casting die is fixed on the below of connector, lever casting die comprises the curved tabs stator be fixedly connected with connector and the lateral surface being located at stator with certain radian, and the lower surface of this curved tabs has along the downward-sloping inclined-plane of the rotation direction of lever casting die.When rotating the connector of Clutch lock, connector drives lever casting die to rotate, and on lever casting die, the inclined-plane of curved tabs lower surface produces relative slip with the right-hand member of lever, is pressed down by the right-hand member of inclined-plane by lever, make the left end of lever increase, and then realize the rising of clutch cover.
In such scheme, described shifting part is strip, and the left end of shifting part is provided with downward backstay, and position corresponding with backstay on housing is provided with location hole.By arranging backstay and location hole can prevent shifting part fore-aft travel, preventing the moving tooth on shifting part from spinning off in the annular groove clutch cover, causing the damage of clutch.
In such scheme, the upper end of described rotating shaft is provided with axle sleeve.When manual operation, spanner rotary axle box is used to drive axis of rotation, operation of being more convenient for.
In such scheme, after manual operation, when needing Clutch lock to be set as automatic mode, in order to enable clutch cover automatically movable downwards, inserted link is made to enter in the jack of driven gear, return to initial condition, described rotating shaft is provided with check ring between clutch cover and driver blade, between check ring and clutch cover, is provided with back-moving spring.
Arrangement of clutch for double power supply automatic transfer switch of the present invention with described in background technology for double power supply automatic transfer switch arrangement of clutch compared with, structure is more simple, and manufacturing cost is lower, simple to operate, and reliability is high, is easier to apply.
Accompanying drawing explanation
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 private side view of the arrangement of clutch for double power supply automatic transfer switch of the present invention;
Fig. 3 be in Fig. 2 A-A to cutaway view;
Fig. 4 is lever laminate structures figure;
Fig. 5 is shifting part structure chart;
Fig. 6 be in Fig. 5 B-B to cutaway view;
In figure, 1 is housing, and 2 is rotating shaft, and 3 is driver blade, 4 is driving gear, and 5 is driven gear, and 6 is Clutch lock, and 7 is lever, 8 is connecting rod, and 9 is shifting part, and 10 is clutch cover, and 11 is inserted link, 12 is annular groove, and 13 is moving tooth, and 14 is lever casting die, and 15 is connector, 16 is breach, and 17 is curved tabs, and 18 is backstay, and 19 is axle sleeve, 20 is motor, and 21 is back-moving spring, and 22 is inclined-plane.
Embodiment
A kind of arrangement of clutch for double power supply automatic transfer switch as shown in Figures 1 to 6, it comprises housing 1, be arranged on the rotating shaft 2 in housing 1, for the driver blade 3 that conventional power supply and stand-by power supply switch, for tripper and the clutch of duplicate supply conversion, driver blade 3 is fixed on the middle part of rotating shaft 2, tripper comprises motor 20, reductor, driving gear 4 and driven gear 5, the output shaft of motor 20 is connected with the input of reductor, the output shaft of reductor is connected with driving gear 4, driving gear 4 engages with driven gear 5, clutch comprises Clutch lock 6, lever 7, connecting rod 8, shifting part 9 and clutch cover 10, clutch cover 10 to be enclosed within rotating shaft 2 and to be positioned at the below of driver blade 3, clutch cover 10 and rotating shaft 2 synchronous axial system, driven gear 5 to be connected in rotating shaft 2 and to be positioned at the below of clutch cover 10, driven gear 5 and rotating shaft 2 are rotatably assorted, on clutch cover 10, eccentric position is provided with the inserted link 11 to downward-extension, driven gear 5 is provided with the jack corresponding with inserted link 11, annular groove 12 is provided with in the middle part of the outer wall of clutch cover 10, shifting part 9 is provided with the moving tooth 13 coordinated with annular groove 12, shifting part 9 right-hand member is flexibly connected with the side plate of housing 1, connecting rod 8 upper end 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 positioned at the left side of moving tooth 13, the middle part of lever 7 is flexibly connected with housing 1, Clutch lock 6 is located on the top board of housing 1, the lower end of Clutch lock 6 is provided with the lever casting die 14 of the right-hand member activity downwards making lever 7.
In such scheme, the bottom of described rotating shaft 2 is the columnar member with axially extended breach 16, and the axis hole of clutch cover 10 is identical with the shape of rotating shaft 2 bottom, and the axis hole of driven gear 5 is cylindrical hole.By arranging breach 16 in the bottom of rotating shaft 2, the axis hole of clutch cover 10 is identical with the cross sectional shape of rotating shaft 2, clutch cover 10 can be driven during axis of rotation to rotate together, when automatically changing, driven gear 5 drives clutch cover 10 and rotating shaft 2 to rotate by inserted link 11, and then drive driver blade 3 to realize the switching of conventional power supply and stand-by power supply, when manual switch, clutch cover 10 rises, inserted link 11 and driven gear 5 depart from, by spanner rotating shaft 2, rotating shaft 2 drives clutch cover 10 and driver blade 3 to rotate, driven gear 5 transfixion, pass through this set, rotating shaft 2 and gear drive and motor 20 can be made, decelerator disconnects transmission of power, manual switch is made to commonly use the operation of power supply and stand-by power supply more laborsaving.Rotating shaft 2 and this fit system of axle sleeve 19, driven gear 5 are optimal way and are not sole mode, and such as rotating shaft 2 can be connected by key with axle sleeve 19, and by this set, the cross section of rotating shaft 2 can be set to circle.
In such scheme, described Clutch lock 6 comprises the connector 15 on top and the lever casting die 14 of bottom, connector 15 coordinates with the top panel turns of housing 1, lever casting die 14 is fixed on the below of connector 15, lever casting die 14 comprises the curved tabs 17 stator be fixedly connected with connector 15 and the lateral surface being located at stator with certain radian, and the lower surface of this curved tabs 17 has along the downward-sloping inclined-plane of the rotation direction of lever casting die 14.When rotating the connector 15 of Clutch lock 6, connector 15 drives lever casting die 14 to rotate, on lever casting die 14, the inclined-plane of curved tabs 17 lower surface produces relative slip with the right-hand member of lever 7, pressed down by the right-hand member of inclined-plane by lever 7, make the left end of lever 7 increase, 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 backstay 18, and position corresponding with backstay 18 on housing 1 is provided with location hole.By arranging backstay 18 and location hole can prevent shifting part 9 fore-aft travel, preventing the moving tooth 13 on shifting part 9 from spinning off in the annular groove 12 clutch cover 10, causing the damage of clutch.
In such scheme, the upper end of described rotating shaft 2 is provided with axle sleeve 19.When manual operation, spanner rotary axle box 19 is used to drive rotating shaft 2 to rotate, operation of being more convenient for.
In such scheme, after manual operation, when needing Clutch lock 6 to be set as automatic mode, in order to make clutch cover 10 can be automatically movable downwards, inserted link 11 is made to enter in the jack of driven gear 5, return to initial condition, described rotating shaft 2 is provided with check ring between clutch cover 10 and driver blade 3, between check ring and clutch cover 1021, is provided with back-moving spring.
Arrangement of clutch for double power supply automatic transfer switch of the present invention in use, when switch is at automated location, at conventional position of source when switch normally works, when when conventional power supply occurs extremely, stand-by power supply is normal, switch can be transformed into stand-by power supply position automatically.Its operation principle is: when when control circuit board detects conventional abnormity of power supply, stand-by power supply is normal, it is connected motor and rotates by motor, driving gear 4 on motor 20 drives driven gear 5 to rotate, driven gear 5 drives rotating shaft 2 to rotate again, rotating shaft 2 drives driver blade 3 to rotate, driver blade 3 pulls moving contact to move, thus realizes the disconnection of conventional power supply and the closed of stand-by power supply.When needs manual switchover, first rotate Clutch lock 6, the inclined-plane of the curved tabs 17 of lever casting die 14 is rotated, the right-hand member of lever 7 is pressed down, the left end of lever 7 is to rising, and drive pull bar 8 upwards movable, pull bar 8 drives the left end of shifting part 9 upwards movable, moving tooth 13 in the middle part of shifting part 9 drives clutch cover 10 to rise, and the inserted link 11 on clutch cover 10 is separated completely with the jack of driven gear 5.Because rotating shaft 2 and driven gear 5 are rotatably assorted, by above-mentioned operation, when rotating shaft 2, driven gear 5 can not be followed rotating shaft 2 and be rotated, therefore, also by transmission of power to driving gear 4, reductor and motor 20, the clutch of rotating shaft 2 and gear drive can not thoroughly be achieved.Now, with spanner rotating shaft 2, driver blade 3 is turned an angle, the switching of conventional power supply to stand-by power supply can be realized.Arrangement of clutch structure for double power supply automatic transfer switch of the present invention is simple, low cost of manufacture, and easy to operate, reliability is high, is easy to realize, and therefore, is easier to apply compared with existing arrangement of clutch.
Above embodiment is the explanation to the specific embodiment of the present invention; but not limitation of the present invention; person skilled in the relevant technique without departing from the spirit and scope of the present invention; can also make various conversion and change and obtain corresponding equivalent technical scheme, therefore all equivalent technical schemes all should be included into scope of patent protection of the present invention.
Claims (6)
1. the arrangement of clutch for double power supply automatic transfer switch, it is characterized in that: it comprises housing, be arranged on the rotating shaft in housing, for the driver blade that conventional power supply and stand-by power supply switch, for tripper and the clutch of duplicate supply conversion, driver blade is fixed on the middle part of rotating shaft, tripper comprises motor, reductor, driving gear and driven gear, the output shaft of motor is connected with the input of reductor, the output shaft of reductor is connected with driving gear, driving gear engages with driven gear, clutch comprises Clutch lock, lever, connecting rod, shifting part and clutch cover, clutch cover to be enclosed within rotating shaft and to be positioned at the below of driver blade, clutch cover and rotating shaft synchronous axial system, driven gear to be connected in rotating shaft and to be positioned at the below of clutch cover, driven gear coordinates with axis of rotation, on clutch cover, eccentric position is provided with the inserted link to downward-extension, driven gear is provided with the jack corresponding with inserted link, annular groove is provided with 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 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 is positioned at the left side of moving tooth, the middle part of lever is flexibly connected with housing, Clutch lock is located on the top board of housing, the lower end of Clutch lock is provided with the lever casting die of the right-hand member activity downwards making lever.
2. the arrangement of clutch for double power supply automatic transfer switch according to claim 1, it is characterized in that: the bottom of described rotating shaft is the columnar member with axially extended breach, the axis hole of clutch cover is identical with the shape of rotating shaft bottom, and the axis hole of driven gear is cylindrical hole.
3. the arrangement of clutch for double power supply automatic transfer switch according to claim 1, it is characterized in that: described Clutch lock comprises the connector on top and the lever casting die of bottom, connector coordinates with the top panel turns of housing, lever casting die is fixed on the below of connector, lever casting die comprises the curved tabs stator be fixedly connected with connector and the lateral surface being located at stator with certain radian, and the lower surface of this curved tabs has along the downward-sloping inclined-plane of the rotation direction of lever casting die.
4. the arrangement of clutch for double power supply automatic transfer switch according to claim 1, is characterized in that: described shifting part is strip, and the left end of shifting part is provided with downward backstay, and position corresponding with backstay on housing is provided with location hole.
5. the arrangement of clutch for double power supply automatic transfer switch according to claim 1, is characterized in that: the upper end of described rotating shaft is provided with axle sleeve.
6. the arrangement of clutch for double power supply automatic transfer switch according to claim 1, is characterized in that: described rotating shaft is provided with check ring between clutch cover and driver blade, between check ring and clutch cover, is provided with back-moving spring.
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 true CN105280409A (en) | 2016-01-27 |
| CN105280409B CN105280409B (en) | 2017-05-03 |
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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 |
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| CN (1) | CN105280409B (en) |
Citations (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 |
| CN103511493A (en) * | 2012-06-20 | 2014-01-15 | Asco电力技术公司 | Clutch device and reducing mechanism comprising clutch device |
| CN103545127A (en) * | 2013-10-31 | 2014-01-29 | 无锡市凯旋电机有限公司 | Clutch of electric operation mechanism for breaker |
| CN103700524A (en) * | 2013-12-31 | 2014-04-02 | 浙江雷顿电气科技有限公司 | Clutch for automatic transfer switch with dual power supply |
| 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 |
| 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 |
-
2015
- 2015-09-15 CN CN201510587344.1A patent/CN105280409B/en active Active
Patent Citations (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 |
| CN103511493A (en) * | 2012-06-20 | 2014-01-15 | Asco电力技术公司 | Clutch device and reducing mechanism comprising clutch device |
| CN103545127A (en) * | 2013-10-31 | 2014-01-29 | 无锡市凯旋电机有限公司 | Clutch of electric operation mechanism for breaker |
| CN103700524A (en) * | 2013-12-31 | 2014-04-02 | 浙江雷顿电气科技有限公司 | Clutch for automatic transfer switch with dual power supply |
| 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 |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105280409B (en) | 2017-05-03 |
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