CN109378231B - Operating mechanism of dual-power automatic transfer switch - Google Patents
Operating mechanism of dual-power automatic transfer switch Download PDFInfo
- Publication number
- CN109378231B CN109378231B CN201811578796.3A CN201811578796A CN109378231B CN 109378231 B CN109378231 B CN 109378231B CN 201811578796 A CN201811578796 A CN 201811578796A CN 109378231 B CN109378231 B CN 109378231B
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- China
- Prior art keywords
- turntable
- connecting rod
- output
- shaft
- driving
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- 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
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/0005—Tap change devices
- H01H9/0027—Operating mechanisms
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/26—Power arrangements internal to the switch for operating the driving mechanism using dynamo-electric motor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/46—Driving mechanisms, i.e. for transmitting driving force to the contacts using rod or lever linkage, e.g. toggle
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
Landscapes
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Transmission Devices (AREA)
Abstract
The invention relates to an operating mechanism of a dual-power automatic transfer switch, which comprises a mechanism seat, a driving turntable, driving connecting rods, a connecting rod linkage shaft, an output connecting rod, an output turntable, an output shaft and a turntable assembly, wherein one ends of the two driving connecting rods are respectively connected with two ends of the driving turntable, the output shaft is connected with the center of the output turntable, one ends of the two output connecting rods are respectively connected with two ends of the output turntable, the other ends of the driving connecting rods and the other ends of the output connecting rods are mutually connected through connecting rod linkage shafts, the turntable assembly is hinged on the mechanism seat, the outer ends of the turntable assembly are connected with connecting rod linkage shafts, a limiting groove is formed on the mechanism seat, and the connecting rod linkage shafts are arranged in the limiting groove in a penetrating manner. The invention pushes the connecting rod connecting shaft to quickly act through the turntable assembly, so that the output turntable can be quickly switched at each position, an operating mechanism can be quickly switched between a main power supply and a standby power supply and all three positions which are disconnected in the rotating process, and the action is accurate and reliable.
Description
Technical Field
The invention relates to an operating mechanism of a dual-power automatic transfer switch, in particular to an operating mechanism of a dual-power automatic transfer switch with single-axis output.
Background
The operating mechanism of the dual-power automatic transfer switch adopts two connecting rods to match and realize the switching of the main power supply and the standby power supply, the two connecting rods respectively control the two groups of moving contacts to be contacted with the fixed contacts to realize the switching-on of the power supply, the two groups of moving contacts are usually required to be arranged in the two moving contact cavities separately, the structure leads to the structure that the number of layers of the contact mechanism is large, the volume is large, the structure is complex, and in addition, the number of conductive parts such as copper is large and the material cost is high.
At present, a dual-power automatic transfer switch for controlling the on-off of a contact through an output shaft also appears, publication number CN 202796506U discloses a control device of the dual-power automatic transfer switch, an output shaft is arranged at the center of a cam with three pairs of grooves, the on-off of a main power supply and a standby power supply is controlled through the rotation of the output shaft control brake contact, and the cam with the grooves is easy to clamp during rotation and has unstable performance.
Disclosure of Invention
Aiming at the defects, the invention provides an operating mechanism of a dual-power automatic transfer switch, which is accurate in positioning and rapid in switching.
In order to achieve the above purpose, the invention adopts an operating mechanism of a dual-power automatic transfer switch, which comprises a mechanism seat, a driving turntable, a driving connecting rod, a connecting rod linkage shaft, an output connecting rod, an output turntable, an output shaft and a turntable assembly, wherein the center of the driving turntable is rotationally connected to the mechanism seat, one ends of the two driving connecting rods are respectively connected to two ends of the driving turntable, the output shaft is connected to the center of the output turntable, one ends of the two output connecting rods are respectively connected to two ends of the output turntable, the other ends of the driving connecting rod and the other ends of the output connecting rods are mutually connected through connecting rod linkage shafts, one ends of the driving connecting rod and the output connecting rod respectively form a driving connecting rod groove and an output connecting rod groove, the turntable assembly is hinged to the mechanism seat, the outer end of the turntable assembly is connected to the connecting rod linkage shaft, a limiting groove is formed on the mechanism seat, and the connecting rod linkage shaft is arranged in the limiting groove in a penetrating way.
The invention has the advantages that the driving turntable and the output turntable are connected to the connecting rod connecting shaft through the driving connecting rod and the output connecting rod, the movement track of the connecting rod connecting shaft is limited through the limiting groove, and the turntable component pushes the connecting rod connecting shaft to quickly act, so that the output turntable can be quickly switched at each position, the operating mechanism can be quickly switched between the main power supply and the standby power supply and all the three disconnected positions in the rotating process, the action is accurate and reliable, and the service life is long.
The invention further provides that the turntable assembly comprises a small turntable, a turntable shaft and a spring, wherein the turntable shaft is rotationally connected to the mechanism seat, the small turntable is fixed on the turntable shaft, one end of the small turntable is connected to the connecting rod connecting shaft, the other end of the small turntable is connected with one end of the spring, and the other end of the spring is connected to the mechanism seat.
According to the technical scheme, the small turntable is controlled by the springs to enable the connecting rod to be connected with the two ends of the axial limiting groove to move, so that the switching-on and switching-off speed of the operating mechanism between the main power supply and the standby power supply is improved, and arc discharge is reduced.
The invention further provides that the mechanism seat comprises a front plate and a rear plate, a cavity is formed between the front plate and the rear plate, the turntable assembly is arranged in the cavity, the limiting grooves are correspondingly arranged on the front plate and the rear plate, two ends of the connecting rod connecting shaft are respectively connected with the output connecting rod outside the front plate and the driving connecting rod outside the rear plate, the connecting rod connecting shaft penetrates through the two limiting grooves, the middle part of the connecting rod connecting shaft is connected with one end of the small turntable, and the top end of the output shaft is rotationally connected to the mechanism seat.
Above-mentioned technical scheme mechanism seat presss from both sides the carousel subassembly in the centre with front bezel and back plate, and the connection of carousel subassembly is stable, can not mutually interfere with drive carousel and output carousel, and simple structure is reliable, convenient assembling.
The invention further provides that the spring is a torsion spring, one end of the torsion spring is connected to the mechanism seat, the other end of the torsion spring is connected to the top end of the small turntable, and the torsion spring pushes the small turntable to move towards the two ends.
The technical scheme adopts the torsion spring to push the small turntable to move towards the two ends, and has simple structure and stable and reliable performance.
The invention is further provided with a driving rivet on the driving turntable, and the driving rivet penetrates through the driving connecting rod groove; and an output rivet is arranged on the output rotary table and penetrates through the output connecting rod groove.
According to the technical scheme, the driving connecting rod groove and the output connecting rod groove are formed in one side of the turntable, and the connecting rod groove does not extend out of the turntable when extending out of the turntable, so that the installation space is reduced.
The invention is further arranged that the operating mechanism further comprises a motor and a motor gear, wherein the motor gear is connected to an output shaft of the motor, and the motor gear is connected with the driving turntable in a linkage way.
The invention further provides that the motor gear is mutually perpendicular to the driving turntable, a plurality of motor teeth are formed on the motor gear, a plurality of driving teeth are formed on the driving turntable, and the motor teeth are mutually meshed and connected with the driving teeth.
The invention is further characterized in that a motor shaft sleeve is sleeved on the output shaft of the motor, a motor gear is sleeved on the motor shaft sleeve, and an inner hexagonal hole is formed at the outer end of the motor shaft sleeve.
The technical scheme adopts the motor to drive the rotary table, and simultaneously adopts the motor shaft sleeve to carry out manual control, so that the control mode is complete, the structure is simple, and the connection is reliable.
The invention further provides that the limiting groove is arranged on the inner side of the turntable shaft, and the limiting groove is arc-shaped by taking the turntable shaft as the circle center.
The invention further provides that the output shaft and the turntable shaft are square shafts with square sections.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention.
Fig. 2 is a schematic diagram of an embodiment of the present invention.
Fig. 3 is a side view of an embodiment of the present invention.
Fig. 4 is a front view of an embodiment of the present invention.
Fig. 5 is a rear view of an embodiment of the present invention.
Fig. 6 is a schematic diagram of a rotor assembly according to an embodiment of the invention.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
As shown in fig. 1-6, the specific embodiment of the invention is an operating mechanism of a dual-power automatic transfer switch, which comprises a mechanism seat 1, a driving turntable 2, a driving connecting rod 3, a connecting rod linkage shaft 4, an output connecting rod 5, an output turntable 6, an output shaft 7, a turntable assembly 8 and a motor 9, wherein a motor shaft sleeve 91 is arranged on the motor output shaft of the motor 9, an inner hexagonal hole is formed at the outer end of the motor shaft sleeve 91, a motor gear 92 is arranged on the motor shaft sleeve 91, the motor gear 92 is mutually perpendicular to the driving turntable 2, a plurality of motor teeth 93 are formed on the motor gear 92, a plurality of driving teeth 22 are formed on the driving turntable 2, the motor is mutually meshed with the driving teeth 22 through the motor teeth 93 to realize linkage connection with the driving turntable 2, the center of the driving turntable 2 is rotationally connected to the mechanism seat 1, two ends of the driving turntable 2 are provided with driving rivets 21, one ends of the driving connecting rod 3 are respectively connected to two ends of the driving turntable 2, one end of the driving connecting rod 3 is provided with a driving connecting rod groove 31, the driving turntable 2 is arranged in the driving connecting rod 3 through the driving connecting rod groove 31, the output shaft 7 is connected to the center of the output turntable 6 through the driving connecting rod groove 6, the output connecting rod 61 is arranged on the output turntable 6, the output connecting rod 6 is mutually connected to the other end of the output connecting rod 5 is connected to the output connecting rod 5 through the output connecting rod 5 groove 5, the output connecting rod 1 is connected to the output connecting rod 1 through the output connecting rod 1, the other end 1 is connected to the output connecting rod 1 through the output connecting rod 1 end 1 through the output connecting rod 1, and the other end 1 is connected through the output connecting rod 1, the connecting rod connecting shaft 4 is penetrated in the limiting groove 11 for limiting.
The turntable assembly 8 comprises a small turntable 81, a turntable shaft 82 and a torsion spring 83, the turntable shaft 82 is rotationally connected to the mechanism seat 1, the small turntable 81 is fixed on the turntable shaft 82, the small turntable 81 is formed by combining two pieces in one group, one end of the small turntable 81 is connected to the connecting rod connecting shaft 4, the other end of the small turntable is connected with one end of the torsion spring 83, the other end of the torsion spring 83 is connected to the mechanism seat 1, and the torsion spring 83 pushes the small turntable 81 to enable the connecting rod connecting shaft 4 to move towards two ends of the limiting groove 11.
The mechanism seat 1 comprises a front plate 13 and a rear plate 12, a cavity is formed between the front plate 13 and the rear plate 12, a rotary table assembly 8 is arranged in the cavity, limiting grooves 11 are correspondingly formed in the front plate 13 and the rear plate 12, the limiting grooves 11 are formed in the inner side of a rotary table shaft 82, the limiting grooves 11 are in the shape of an arc section taking the rotary table shaft 82 as the center of a circle, two ends of a connecting rod connecting shaft 4 are respectively connected with an output connecting rod 5 outside the front plate 13 and a driving connecting rod 3 outside the rear plate 12, the connecting rod connecting shaft 4 penetrates through the two limiting grooves 11, the middle part of the connecting rod connecting shaft 4 is connected with one end of a small rotary table 81, the top end of an output shaft 7 is rotationally connected to the front plate 13 and the rear plate 12 of the mechanism seat 1, a motor mounting plate 94 is arranged on a motor 9, the motor mounting plate 19 is vertically connected to the rear plate 12, and the motor 9 is fixed on the motor mounting plate 94.
The output shaft 7 and the turntable shaft 82 are square shafts with square sections, and other shafts capable of fixing the output turntable and the small turntable can be adopted for the output shaft 7 and the turntable shaft 82 besides the square shafts.
Other obvious modifications of the preferred embodiment of the present invention, such as replacement of the torsion spring with a spring with an inner plate, etc., are within the scope of the claims of the present invention.
Claims (9)
1. An operating mechanism of a dual-power automatic transfer switch is characterized in that: the operating mechanism comprises a mechanism seat, a driving turntable, a driving connecting rod, a connecting rod linkage shaft, an output connecting rod, an output turntable, an output shaft and a turntable assembly, wherein the center of the driving turntable is rotationally connected to the mechanism seat, one end of each driving connecting rod is respectively connected to two ends of the driving turntable, the output shaft is connected to the center of the output turntable, one ends of the two output connecting rods are respectively connected to two ends of the output turntable, the other ends of the driving connecting rods and the other ends of the output connecting rods are mutually connected through connecting rod linkage shafts, one ends of the driving connecting rods and the output connecting rods respectively form a driving connecting rod groove and an output connecting rod groove, the turntable assembly is hinged to the mechanism seat, the outer end of the turntable assembly is connected to the connecting rod linkage shaft, a limiting groove is formed in the mechanism seat, the connecting rod linkage shaft penetrates through the limiting groove, the turntable assembly comprises a small turntable, a turntable shaft and a spring, the turntable shaft is rotationally connected to the mechanism seat, one end of the small turntable is connected to the turntable shaft, the small turntable is connected to the connecting rod linkage shaft, the other end of the small turntable is connected to the small turntable, and the other end of the small turntable is connected to the spring is connected to the small turntable.
2. The operating mechanism for a dual power automatic transfer switch of claim 1, wherein: the mechanism seat comprises a front plate and a rear plate, a cavity is formed between the front plate and the rear plate, the turntable assembly is arranged in the cavity, limiting grooves are correspondingly formed in the front plate and the rear plate, two ends of a connecting rod connecting shaft are respectively connected with an output connecting rod outside the front plate and a driving connecting rod outside the rear plate, the connecting rod connecting shaft penetrates through the two limiting grooves, the middle part of the connecting rod connecting shaft is connected with one end of a small turntable, and the top end of the output shaft is rotationally connected to the mechanism seat.
3. The operating mechanism for a dual power automatic transfer switch according to claim 1 or 2, characterized in that: the spring is a torsion spring, one end of the torsion spring is connected to the mechanism seat, the other end of the torsion spring is connected to the top end of the small turntable, and the torsion spring pushes the small turntable to move towards two ends.
4. The operating mechanism for a dual power automatic transfer switch according to claim 1 or 2, characterized in that: the driving turntable is provided with driving rivets which are arranged in the driving connecting rod grooves in a penetrating mode; and an output rivet is arranged on the output rotary table and penetrates through the output connecting rod groove.
5. The operating mechanism for a dual power automatic transfer switch according to claim 1 or 2, characterized in that: the operating mechanism further comprises a motor and a motor gear, the motor gear is connected to an output shaft of the motor, and the motor gear is connected with the driving turntable in a linkage manner.
6. The operating mechanism for a dual power automatic transfer switch as claimed in claim 5 wherein: the motor gear is mutually perpendicular to the driving turntable, a plurality of motor teeth are formed on the motor gear, a plurality of driving teeth are formed on the driving turntable, and the motor teeth are mutually meshed and connected with the driving teeth.
7. The operating mechanism for a dual power automatic transfer switch as claimed in claim 5 wherein: the output shaft of the motor is sleeved with a motor shaft sleeve, a motor gear is sleeved on the motor shaft sleeve, and an inner hexagonal hole is formed in the outer end of the motor shaft sleeve.
8. The operating mechanism for a dual power automatic transfer switch as claimed in claim 2 wherein: the limiting groove is arranged on the inner side of the turntable shaft, and the limiting groove is arc-shaped with the turntable shaft as the circle center.
9. The operating mechanism for a dual power automatic transfer switch according to claim 1 or 2, characterized in that: the output shaft and the turntable shaft are square shafts with square sections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811578796.3A CN109378231B (en) | 2018-12-24 | 2018-12-24 | Operating mechanism of dual-power automatic transfer switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811578796.3A CN109378231B (en) | 2018-12-24 | 2018-12-24 | Operating mechanism of dual-power automatic transfer switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109378231A CN109378231A (en) | 2019-02-22 |
| CN109378231B true CN109378231B (en) | 2023-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811578796.3A Active CN109378231B (en) | 2018-12-24 | 2018-12-24 | Operating mechanism of dual-power automatic transfer switch |
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| Country | Link |
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| CN (1) | CN109378231B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113838694A (en) * | 2020-06-24 | 2021-12-24 | 施耐德电器工业公司 | Operating mechanism for dual-power transfer switch and dual-power transfer switch |
| CN114220681B (en) * | 2021-12-30 | 2023-09-15 | 雷顿电气科技有限公司 | Manual and automatic operating mechanism of automatic change-over switch |
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| CN104008931A (en) * | 2014-06-04 | 2014-08-27 | 河北工业大学 | Driving operation mechanism with three-power-supply automatic change-over switch |
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| DE102014100421B3 (en) * | 2014-01-15 | 2015-01-15 | Maschinenfabrik Reinhausen Gmbh | Switch for a switching device with switching shaft, its use in a diverter switch, switching device with switching shaft and switch, their use in an on-load tap-changer, load switch for on-load tap-changer and control transformer |
| CN104715942A (en) * | 2013-12-13 | 2015-06-17 | 上海电科电器科技有限公司 | Transmission mechanism of motor cam operating mechanism |
| CN204905075U (en) * | 2015-09-14 | 2015-12-23 | 北京明日电器设备有限责任公司 | Two power automatic transfer switch's action mechanism |
| CN206961694U (en) * | 2017-06-09 | 2018-02-02 | 德力西电气有限公司 | A kind of energy storage device for automatic change-over |
| CN207116254U (en) * | 2017-08-23 | 2018-03-16 | 德力西电气有限公司 | A kind of PC level automatic transfer switching electric appliances of single shaft double-energy storage mechanism |
| CN207425655U (en) * | 2017-12-05 | 2018-05-29 | 浙江长基电气科技有限公司 | Shaft energy storing structure and automatic change-over in a kind of automatic change-over |
| CN209015929U (en) * | 2018-12-24 | 2019-06-21 | 雷顿电气科技有限公司 | A kind of operating mechanism of double power supply automatic transfer switch |
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| CN1822270A (en) * | 2006-01-15 | 2006-08-23 | 浙江电器开关有限公司 | Automatic change-over switch electric appliance |
| CN101145454A (en) * | 2007-07-26 | 2008-03-19 | 方云祥 | Mechanical interlocking transmission device of double power supply automatic switching switch |
| KR101268442B1 (en) * | 2012-01-19 | 2013-06-04 | 인텍전기전자 주식회사 | Automatic load transfer switch |
| CN202796506U (en) * | 2012-06-27 | 2013-03-13 | 黄文平 | Control device for dual supply automatic transfer switch |
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| DE102014100421B3 (en) * | 2014-01-15 | 2015-01-15 | Maschinenfabrik Reinhausen Gmbh | Switch for a switching device with switching shaft, its use in a diverter switch, switching device with switching shaft and switch, their use in an on-load tap-changer, load switch for on-load tap-changer and control transformer |
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| CN207425655U (en) * | 2017-12-05 | 2018-05-29 | 浙江长基电气科技有限公司 | Shaft energy storing structure and automatic change-over in a kind of automatic change-over |
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| Publication number | Publication date |
|---|---|
| CN109378231A (en) | 2019-02-22 |
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