CN109411257B - Operating mechanism of dual-power automatic transfer switch - Google Patents
Operating mechanism of dual-power automatic transfer switch Download PDFInfo
- Publication number
- CN109411257B CN109411257B CN201811578944.1A CN201811578944A CN109411257B CN 109411257 B CN109411257 B CN 109411257B CN 201811578944 A CN201811578944 A CN 201811578944A CN 109411257 B CN109411257 B CN 109411257B
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- output
- connecting rod
- driving
- shaft
- operating mechanism
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- 230000007246 mechanism Effects 0.000 title claims abstract description 59
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 230000009977 dual effect Effects 0.000 claims 8
- 230000009471 action Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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
-
- 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
-
- 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
Abstract
The invention relates to an operating mechanism of a dual-power automatic transfer switch, which comprises an input shaft, a driving turntable, driving connecting rods, output connecting rods, an output turntable, an output shaft, a limiting mechanism and a spring mechanism, wherein the input shaft is connected to the center of the driving turntable, 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 rods and the other ends of the output connecting rods are mutually connected through connecting rod connecting shafts, one ends of the driving connecting rods and one ends of the output connecting rods respectively form a driving connecting rod groove and an output connecting rod groove, the limiting mechanism and the spring mechanism are connected to the connecting rod connecting shafts, and the connecting rod connecting shafts move in tracks limited by the limiting mechanism. The operating mechanism can be rapidly switched between the main power supply and the standby power supply and the three positions of all disconnection 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, wherein 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 be clamped 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 an input shaft, a driving turntable, a driving connecting rod, an output turntable, an output shaft, a limiting mechanism and a spring mechanism, wherein the input shaft is connected to the center of the driving turntable, 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 connecting 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 limiting mechanism and the spring mechanism are connected to the connecting rod connecting shafts, and the connecting rod connecting shafts move in tracks limited by the limiting mechanism.
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 mechanism, and the spring mechanism 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 spring mechanism comprises a spring mounting plate, spring baffles and springs, one end of the spring mounting plate is connected to the fixed shaft, the other end of the spring mounting plate forms a spring plate groove, the connecting rod connecting shaft is arranged in the spring plate groove in a penetrating mode, the spring baffles are arranged on the inner side of the fixed shaft and the inner side of the connecting rod connecting shaft, and the springs are arranged on the spring mounting plate between the spring baffles.
The spring mechanism in the technical scheme adopts the compression spring to push the connecting rod connecting shaft to the outside, the compression spring is arranged on the spring mounting plate, the assembly is convenient, and the spring action is stable and reliable.
The invention further provides that the limiting mechanism comprises a limiting connecting rod, one end of the limiting connecting rod is hinged and fixed, and the other end of the limiting connecting rod is connected to the connecting rod connecting shaft.
One end of the limiting connecting rod in the technical scheme is hinged, and the connecting rod connecting shaft at the other end is limited to move on the arc-shaped movement track.
The invention further provides that the operating mechanism further comprises a supporting plate, the top ends of the input shaft and the output shaft are respectively and rotatably connected to the supporting plate, and one end of the limiting connecting rod is hinged to the supporting plate through the limiting rotating shaft.
In the technical scheme, the input shaft, the output shaft and the limiting rotating shaft are all connected to the supporting plate, so that the stability and the structural strength are improved.
The invention is further provided with driving rivet posts at two ends of the driving turntable respectively, and the driving turntable is penetrated in a driving connecting rod groove of the driving connecting rod through the driving rivet posts to realize movable connection with the driving connecting rod; output riveting columns are respectively arranged at two ends of the output rotary table, and the output rotary table is arranged in an output connecting rod groove of the output connecting rod in a penetrating manner through the output riveting columns to realize movable connection with the output connecting rod.
According to the technical scheme, the connecting rod groove is formed in the side of the turntable, so that the driving connecting rod and the output connecting rod extend into the side of the turntable in the rotation process, the connecting rod connecting shaft cannot be influenced, the connecting mode is optimized, and the product stability is improved.
The invention further provides that the operating mechanism further comprises a supporting plate, the limiting mechanism is a limiting groove formed on the supporting plate, and the connecting rod connecting shaft is arranged in the limiting groove in a penetrating mode.
In another implementation form of the upper limit mechanism of the technical scheme, the connecting rod connecting shaft is limited in the supporting plate by adopting an arc-shaped groove.
The invention is further provided that the driving turntable is provided with two pieces, and the two pieces of driving turntable are connected into a whole through the driving riveting column; the output turntables are two, and the two output turntables are connected into a whole through the output riveting column.
In the technical scheme of book loading, the rotating discs arranged in double sheets are provided with a space for accommodating the connecting rods, so that the connecting rods can move in the space between the rotating discs.
The invention further provides that the operating mechanism further comprises a motor, and the motor is connected with the input shaft in a linkage way.
The invention is further provided with a motor gear on the motor, an input gear on the input shaft, and the motor is in linkage connection with the input shaft through the mutual engagement of the motor gear and the input gear.
Drawings
FIG. 1 is an exploded view of an embodiment of the present invention.
Fig. 2 is a schematic view of an embodiment of the present invention with the housing and cover removed.
Fig. 3 is a side view of an embodiment of the invention with the housing and cover removed.
Fig. 4 is a perspective view of an embodiment of the present invention with the motor, housing and cover removed.
Fig. 5 is a front view of an embodiment of the invention with the motor, housing and cover removed.
Fig. 6 is a rear view of an embodiment of the invention with the motor, housing and cover removed.
Fig. 7 is a schematic diagram showing connection of connecting rod coupling shafts in an embodiment of the present invention.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
As shown in fig. 1-7, the specific embodiment of the invention is an operating mechanism of a dual-power automatic transfer switch, which comprises a frame 11, a cover 12, a supporting plate 1 arranged between the frame 11 and the cover 12, an input shaft 2, a driving turntable 3, a driving connecting rod 4, an output connecting rod 5, an output turntable 6, an output shaft 7, a limit connecting rod 8, a spring mechanism 9 and a motor 10, wherein the input shaft 2 and the output shaft 7 are square shafts with square sections, the motor 10 is arranged on one side of the input shaft 2, a motor gear 101 is arranged on the motor 10, an input gear 21 is arranged on the input shaft 2, the motor 10 is meshed with the input gear 21 through the motor gear 101 to realize linkage connection with the input shaft 2, the input shaft 2 is connected to the center of the driving turntable 3, the top end of the input shaft 2 is rotationally connected to the supporting plate 1, the driving turntable 3 is provided with two pieces, the two ends of the driving turntable 3 are respectively provided with a driving riveting column 31, two driving turntable 3 are connected into a whole through the driving riveting columns 31, one ends of two driving connecting rods 4 are respectively connected at the two ends of the driving turntable 3, one ends of the driving connecting rods 4 form driving connecting rod grooves 41, the driving turntable 3 is penetrated in the driving connecting rod grooves 41 of the driving connecting rods 4 through the driving riveting columns 31 to realize movable connection with the driving connecting rods 4, an output shaft 7 is connected at the center of an output turntable 6, the top end of the output shaft 7 is rotationally connected on the supporting plate 1, the output turntable 6 is provided with two pieces, two ends of the output turntable 6 are respectively provided with an output riveting column 61, two output turntable 6 are connected into a whole through the output riveting columns 61, one ends of the two output connecting rods 5 are respectively connected at the two ends of the output turntable 6, one ends of the output connecting rods 5 form an output connecting rod groove 51, the output turntable 6 is penetrated in the output connecting rod groove 51 of the output connecting rod 5 through the output riveting column 61 to realize movable connection with the output connecting rod 5, the other end of the driving connecting rod 4 and the other end of the output connecting rod 5 are connected with each other through the connecting rod connecting shaft 13, the limiting connecting rod 8 and the spring mechanism 9 are connected on the connecting rod connecting shaft 13, one end of the limiting connecting rod 8 is hinged on the supporting plate 1 through the limiting rotating shaft 81, the other end of the limiting connecting rod 8 is connected on the connecting rod connecting shaft 13, and the connecting rod connecting shaft 13 moves in a track limited by the limiting connecting rod 8.
The spring mechanism 9 includes a spring mounting plate 91, a spring baffle 92 and a spring 93, one end of the spring mounting plate 91 is connected to a fixed shaft 94, the fixed shaft 94 is fixed on the frame 11 and the cover 12, the other end forms a spring plate groove 95, the connecting rod coupling shaft 13 is arranged in the spring plate groove 95 in a penetrating manner, the spring baffle 92 is arranged on the inner side of the fixed shaft 94 and the inner side of the connecting rod coupling shaft 13, and the spring 93 is arranged on the spring mounting plate 91 between the spring baffles 92.
The limiting connecting rod 8 in the above specific embodiment is an implementation mode of the limiting mechanism of the invention, besides adopting the limiting connecting rod, a limiting groove can be formed in the supporting plate, and the connecting rod connecting shaft is arranged in the limiting groove to limit, so that the effect of limiting the connecting rod connecting shaft can be achieved; other schemes, such as torsion springs, can be adopted for the spring mechanism 9, and the scheme that the connecting rod connecting shaft can be pushed to rapidly switch between two limit positions in the limit is within the protection scope of the invention.
Claims (9)
1. An operating mechanism of a dual-power automatic transfer switch is characterized in that: the operating mechanism comprises an input shaft, a driving turntable, driving connecting rods, an output connecting rod, an output turntable, an output shaft, a limiting mechanism and a spring mechanism, wherein the input shaft is connected to the center of the driving turntable, 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 rods and the other ends of the output connecting rods are mutually connected through connecting rod connecting shafts, one ends of the driving connecting rods and the one ends of the output connecting rods form driving connecting rod grooves and output connecting rod grooves respectively, the limiting mechanism and the spring mechanism are connected to the connecting rod connecting shafts, the connecting rod connecting shafts move in tracks limited by the limiting mechanism, and the limiting mechanism comprises limiting connecting rods, one ends of the limiting connecting rods are hinged and fixed, and the other ends of the limiting connecting rods are connected to the connecting rod connecting shafts.
2. The operating mechanism for a dual power automatic transfer switch of claim 1, wherein: the spring mechanism comprises a spring mounting plate, spring baffles and springs, one end of the spring mounting plate is connected to the fixed shaft, a spring plate groove is formed at the other end of the spring mounting plate, the connecting rod connecting shaft is arranged in the spring plate groove in a penetrating mode, the spring baffles are arranged on the inner side of the fixed shaft and the inner side of the connecting rod connecting shaft, and the springs are arranged on the spring mounting plate between the spring baffles.
3. 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 supporting plate, the top end of the input shaft is rotationally connected to the supporting plate, and the top end of the output shaft is rotationally connected to the supporting plate.
4. The operating mechanism for a dual power automatic transfer switch as claimed in claim 2 wherein: the operating mechanism further comprises a supporting plate, the top ends of the input shaft and the output shaft are respectively connected to the supporting plate in a rotating mode, and one end of the limiting connecting rod is hinged to the supporting plate through the limiting rotating shaft.
5. The operating mechanism for a dual power automatic transfer switch according to claim 1 or 2, characterized in that: the two ends of the driving turntable are respectively provided with a driving rivet column, and the driving turntable is penetrated in a driving connecting rod groove of the driving connecting rod through the driving rivet columns to realize movable connection with the driving connecting rod; output riveting columns are respectively arranged at two ends of the output rotary table, and the output rotary table is arranged in an output connecting rod groove of the output connecting rod in a penetrating manner through the output riveting columns to realize movable connection with the output connecting rod.
6. 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 supporting plate, the limiting mechanism is a limiting groove formed in the supporting plate, and the connecting rod connecting shaft is arranged in the limiting groove in a penetrating mode.
7. The operating mechanism for a dual power automatic transfer switch as claimed in claim 5 wherein: the driving turntables are two, and the two driving turntables are connected into a whole through the driving riveting column; the output turntables are two, and the two output turntables are connected into a whole through the output riveting column.
8. 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 the motor is connected with the input shaft in a linkage mode.
9. The operating mechanism for a dual power automatic transfer switch as claimed in claim 8 wherein: the motor is provided with a motor gear, the input shaft is provided with an input gear, and the motor is in linkage connection with the input shaft through mutual engagement of the motor gear and the input gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811578944.1A CN109411257B (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 |
|---|---|---|---|
| CN201811578944.1A CN109411257B (en) | 2018-12-24 | 2018-12-24 | Operating mechanism of dual-power automatic transfer switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109411257A CN109411257A (en) | 2019-03-01 |
| CN109411257B true CN109411257B (en) | 2023-12-12 |
Family
ID=65460789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811578944.1A Active CN109411257B (en) | 2018-12-24 | 2018-12-24 | Operating mechanism of dual-power automatic transfer switch |
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| Country | Link |
|---|---|
| CN (1) | CN109411257B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN105428109A (en) * | 2015-12-29 | 2016-03-23 | 施耐德万高（天津）电气设备有限公司 | Two-position change-over switch |
| 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 |
| CN207611687U (en) * | 2017-12-28 | 2018-07-13 | 常熟开关制造有限公司(原常熟开关厂） | A kind of operating mechanism of automatic change-over |
| CN207743094U (en) * | 2017-12-29 | 2018-08-17 | 常熟开关制造有限公司(原常熟开关厂） | A kind of automatic change-over |
| CN208014570U (en) * | 2018-03-26 | 2018-10-26 | 施耐德电器工业公司 | Change-over switching mechanism and double power supply automatic transfer switch including the change-over switching mechanism |
| CN208077832U (en) * | 2018-01-12 | 2018-11-09 | 常熟开关制造有限公司(原常熟开关厂） | A kind of operating mechanism of change-over switch |
| CN209015928U (en) * | 2018-12-24 | 2019-06-21 | 雷顿电气科技有限公司 | The operating mechanism of double power supply automatic transfer switch |
-
2018
- 2018-12-24 CN CN201811578944.1A patent/CN109411257B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN105428109A (en) * | 2015-12-29 | 2016-03-23 | 施耐德万高（天津）电气设备有限公司 | Two-position change-over switch |
| 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 |
| CN207611687U (en) * | 2017-12-28 | 2018-07-13 | 常熟开关制造有限公司(原常熟开关厂） | A kind of operating mechanism of automatic change-over |
| CN207743094U (en) * | 2017-12-29 | 2018-08-17 | 常熟开关制造有限公司(原常熟开关厂） | A kind of automatic change-over |
| CN208077832U (en) * | 2018-01-12 | 2018-11-09 | 常熟开关制造有限公司(原常熟开关厂） | A kind of operating mechanism of change-over switch |
| CN208014570U (en) * | 2018-03-26 | 2018-10-26 | 施耐德电器工业公司 | Change-over switching mechanism and double power supply automatic transfer switch including the change-over switching mechanism |
| CN209015928U (en) * | 2018-12-24 | 2019-06-21 | 雷顿电气科技有限公司 | The operating mechanism of double power supply automatic transfer switch |
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| Publication number | Publication date |
|---|---|
| CN109411257A (en) | 2019-03-01 |
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