CN202930260U - Three-position electric operating mechanism - Google Patents
Three-position electric operating mechanism Download PDFInfo
- Publication number
- CN202930260U CN202930260U CN 201220602929 CN201220602929U CN202930260U CN 202930260 U CN202930260 U CN 202930260U CN 201220602929 CN201220602929 CN 201220602929 CN 201220602929 U CN201220602929 U CN 201220602929U CN 202930260 U CN202930260 U CN 202930260U
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- nut
- shift fork
- motor
- gear
- shifting fork
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- 230000007246 mechanism Effects 0.000 title claims abstract description 29
- 230000005540 biological transmission Effects 0.000 claims abstract description 28
- 238000003756 stirring Methods 0.000 claims abstract description 4
- 230000033001 locomotion Effects 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 6
- 239000002131 composite material Substances 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 8
- 238000002955 isolation Methods 0.000 description 6
- 230000003139 buffering effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model relates to the composite electric apparatus technical field and concretely provides a high pressure three-position switch high power electric operating mechanism which comprises merge-joint indicators, auxiliary switches, a transmission apparatus and a mechanism case. The transmission apparatus comprises motors, a shifting fork, a transmission gear, an output gear, a lead screw and a nut. The shifting fork and the transmission gear are both in connection with a mechanism output shaft; the output gear is engaged with the transmission gear; the motors, the lead screw and the nut form two sets of transmission mechanisms with a same structure symmetrically arranged on two sides of the shifting fork; the nut is provided with a driving pin for stirring the shifting fork; the motors are low speed driving motors; motor output shafts are in direct connection with the lead screw through connecting sleeves; the shifting fork is a whole arranged up and down and is a two-layer structure; two layers are in connection through a shaft sleeve to form an integrated body. The nut is provided with a groove matching with the shifting fork; the driving pin is arranged in the groove. The three-position electric operating mechanism of the utility model has the characteristics of a simple and compact structure, a small number of components, large output moment and stable and reliable transmission.
Description
Technical field
The utility model relates to a kind of combined electrical apparatus technical field, specifically a kind of high pressure three-station high-power electric operating mechanism.
Background technology
Now for the three-station electric operation mechanism of fully closed combined electric unit, the transmission mechanism complex structure, amount of parts is many, output torque is little, and the yielding or position skew of transmission device when action parts, require parts intensity high, precision is high, gives to manufacture to process and brings difficulty.
Summary of the invention
The utility model provides a kind of simple in structure, compact in order to overcome above-mentioned defect, and amount of parts is few, and output torque is large, stable, the reliable three-station electric operation mechanism of transmission.
The technical solution adopted in the utility model is: a kind of three-station electric operation mechanism, comprise a deciliter indication, auxiliary switch, transmission device and mechanism case, described transmission device comprises motor, shift fork, travelling gear, output gear, leading screw and nut, shift fork and travelling gear all are connected on mechanism's output shaft, output gear and travelling gear engagement, motor, leading screw forms the transmission mechanism that two nested structures are identical and is symmetricly set on the shift fork both sides with nut, be provided with the drive pin of stirring shift fork on nut, it is characterized in that: described motor is drive motors at a slow speed, motor output shaft is direct-connected by adapter sleeve and leading screw, described shift fork is double-decker setting up and down, between two-layer, by axle sleeve, be connected to form one, be provided with the groove that can mate with shift fork on described nut, described drive pin is arranged in groove
.
Also comprise two intermeshing bevel gears, arranged outside at nut has the connecting plate be articulated and connected, in two bevel gears, one of them is connected with the other end of connecting plate, another bevel gear is connected with the rotating shaft of auxiliary switch, the rotating shaft outer end of auxiliary switch is connected with a deciliter indication, and a deciliter indication is symmetrically distributed on the mechanism case side plate.
Be provided with three travel switches above each nut, wherein two travel switches are positioned at the side locations at nut movement travel two ends, the another one travel switch is positioned at the dead ahead of close that end of motor of the capable movement travel of nut, described two travel switches that are positioned near that end of motor are chain travel switch, the installation direction of chain travel switch is vertical with the installation direction of travel switch, be provided with drive block on nut, drive block is the strip of two circular arc.
In transmission device of the present utility model, motor output shaft is direct-connected by adapter sleeve and leading screw, reduced transmission link, simple in structure, compact, output torque is large, because shift fork is stressed larger, use frequent, easily distortion, shift fork is set to the intensity that double-decker has increased shift fork, prevents its distortion, position skew while preventing the shift fork rotation, guarantee that transmission is stable, reliable; Transmission device of the present utility model drives auxiliary switch and deciliter indication by bevel gear, and deciliter state of mechanism is accurately shown; The utility model also arranges chain travel switch at motor side, drive block is set on nut, when putting in place, nut operation closes a floodgate or separating brake while putting in place, drive block is stirred travel switch stops operating motor, and drive block presses chain travel switch when separating brake puts in place, realize the electrical interlocks of isolation ground connection, replace traditional use auxiliary switch contact as electrical interlocks, avoid burning the motor phenomenon and occur, reliability is high.
The accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model.
The schematic diagram of transmission device when Fig. 2 is the utility model earthed switch combined floodgate.
The schematic diagram of transmission device when Fig. 3 is the utility model isolating switch combined floodgate.
Embodiment
Now by reference to the accompanying drawings the utility model is further described, Fig. 1 is a kind of embodiment of the present utility model, comprise a deciliter indication 1, auxiliary switch 3, transmission device 5 and mechanism case, described transmission device 5 comprises motor 6, shift fork 9, travelling gear, output gear, leading screw 7 and nut 8, the two ends of leading screw 7 are provided with the dish spring for buffering, shift fork 9 and travelling gear all are connected on mechanism's output shaft, output gear and travelling gear engagement, motor 6, leading screw 7 forms the transmission mechanism that two nested structures are identical and is symmetricly set on shift fork 9 both sides with nut 8, be provided with the drive pin of stirring shift fork 9 on nut 8.Described motor 6 is drive motors 6 at a slow speed, and motor 6 output shafts are direct-connected by adapter sleeve and leading screw 7.Shift fork 9 is generally plank frame, its top is semicircle, and two skewed slots that it is 90 degree left and right that bottom is symmetrically arranged with the center line angle, be symmetrically arranged with right-angle side between two skewed slots, shift fork 9 in the utility model is double-decker setting up and down, by axle sleeve, is connected to form one between two-layer.On described nut 8, be provided with can with the groove of shift fork 9 coupling, two grooves setting up and down, described drive pin is arranged in groove, the double-deck right-angle side of shift fork 9 can stretch in the double-row grooves of nut 8, drive pin rotates for driving shift fork 9.When nut 8 moving linearly, drive pin moves along 9 one right-angle sides of shift fork, until enter in a skewed slot of shift fork 9, thereby promote shift fork 9 rotations.Be provided with two intermeshing bevel gears 2 in the both sides of transmission device 5, arranged outside at nut 8 has the connecting plate be articulated and connected, the end of connecting plate connects by bolts and nuts 8, one of them is connected two bevel gears 2 with the other end of connecting plate, another bevel gear 2 is connected with the rotating shaft of auxiliary switch 3, the rotating shaft outer end of auxiliary switch 3 is connected with a deciliter indication 1, and a deciliter indication 1 is symmetrically distributed on the mechanism case side plate.The utility model also is provided with three travel switches 10 above each nut 8, wherein two travel switches 10 are positioned at the side locations at nut 8 movement travel two ends, another one travel switch 10 is positioned at the dead ahead of close motor 6 those ends of nut 8 row movement travels, described two travel switches 10 that are positioned near motor 6 those ends are chain travel switch, the installation direction of chain travel switch is vertical with the installation direction of travel switch 10, be provided with drive block 11 on nut 8, drive block 11 is the strip of two circular arc, drive block 11 is positioned at the position of travel switch 10 below correspondences.
The utility model is when the earthed switch closing operation: give the counterclockwise rotation of motor 6 energisings on right side, motor 6 drives leading screw 7 by adapter sleeve and rotates, and through the guide post guiding, drives nut 8 and moves upward.Drive pin shift fork 9 on nut 8 rotates counterclockwise, drive the travelling gear be fixed on same output shaft rotates counterclockwise simultaneously, travelling gear drives the output gear be meshed and clockwise rotates, combined floodgate puts in place, and driven 11, travel switch 10 cuts off, and motor 6 stops operating, the dish spring cushions the overshoot energy simultaneously, nut 8 stop motions, be grounded combined floodgate, sees Fig. 2.The connecting plate that moves through of nut 8 drives bevel gear 2 rotations, by bevel gear 2, drives auxiliary switches 3 conversions, thereby drive deciliter indication 1 be connected with rotating shaft of auxiliary switch, carries out a deciliter conversion.
When grounding switch tripping operates: the anti-phase right motor 6 energising clockwise directions of giving rotate, and motor 6 drives leading screw 7 by adapter sleeve and rotates, and through the guide post guiding, drives again nut 8 and moves downward.Drive pin shift fork 9 on nut 8 clockwise rotates, drive and be fixed on the travelling gear degree of clockwise rotating on same output shaft simultaneously, travelling gear drives the output gear be meshed and rotates counterclockwise, separating brake puts in place, driven 11, travel switch 10 cuts off, and motor 6 stops operating, dish spring buffering overshoot energy, transmission nut 8 stops operating, and is grounded separating brake.Simultaneously, the circular arc position of drive block 11 ends presses chain travel switch, isolated loop is connected and can be carried out closing operation.Drive bevel gear 2 by connecting plate during the motion of nut 8 and rotate, bevel gear 2 drives auxiliary switches 3 conversions, thus drive with rotating shaft of auxiliary switch, be connected deciliter indicate 1 to carry out a deciliter conversion.
When the isolating switch closing operation: give counterclockwise rotation of left motor 6 energisings, motor 6 drives leading screw 7 by adapter sleeve and rotates, and through the guide post guiding, drives nut 8 and moves upward.Drive pin shift fork 9 on nut 8 clockwise rotates, drive the travelling gear be fixed on same output shaft clockwise rotates simultaneously, travelling gear drives the output gear be meshed and rotates counterclockwise, combined floodgate puts in place, and the driven connecting lever of travel switch 10 cuts off, and motor 6 stops operating, dish spring buffering overshoot energy, nut 8 stops operating, and realizes the isolation combined floodgate, sees Fig. 3.Drive bevel gear 2 by connecting plate during the motion of nut 8 and rotate, bevel gear 2 drives auxiliary switches 3 conversions, thus drive with rotating shaft of auxiliary switch, be connected deciliter indicate 1 to carry out a deciliter conversion.
When the isolating switch sub-switching operation: the anti-phase left motor 6 energising clockwise directions of giving rotate, and motor 6 drives leading screw 7 by adapter sleeve and rotates, and through the guide post guiding, drives nut 8 and moves downward.Drive pin shift fork 9 on nut 8 rotates counterclockwise, drive and be fixed on the travelling gear degree of rotating counterclockwise on same output shaft simultaneously, travelling gear drives the output gear be meshed and clockwise rotates, separating brake puts in place, driven 11, travel switch 10 cuts off, and motor 6 stops operating, the overshoot energy of dish spring buffering nut 8, nut 8 stops operating, and realizes the isolation separating brake.Simultaneously, the circular arc position of drive block 11 ends presses chain travel switch, grounded circuit is connected and can be carried out closing operation.Drive bevel gear 2 by connecting plate during nut 8 motion and rotate, bevel gear 2 drives auxiliary switch 3 conversions, thereby drive deciliter indication 1 be connected with rotating shaft of auxiliary switch, carries out a deciliter conversion.
As can be seen here, this use novel overall designs simplification, isolation shares a set of shift fork 9 with ground connection, isolation, ground connection separating brake and combined floodgate are well-separated, do not have misoperation possible between conventional isolation and ground connection, saved mechanically actuated operation chain, the product operational reliability significantly improves; It is chain that the utility model has also increased the separating brake rear cut-out that puts in place, avoided the burning motor phenomenon caused because of separating brake mechanism action not in place to occur.
The utlity model has simple in structurely, compact, amount of parts is few, and output torque is large, and transmission is stable, characteristics reliably.
Claims (3)
1. a three-station electric operation mechanism, comprise a deciliter indication, auxiliary switch, transmission device and mechanism case, described transmission device comprises motor, shift fork, travelling gear, output gear, leading screw and nut, shift fork and travelling gear all are connected on mechanism's output shaft, output gear and travelling gear engagement, motor, leading screw forms the transmission mechanism that two nested structures are identical and is symmetricly set on the shift fork both sides with nut, be provided with the drive pin of stirring shift fork on nut, it is characterized in that: described motor is drive motors at a slow speed, motor output shaft is direct-connected by adapter sleeve and leading screw, described shift fork is double-decker setting up and down, between two-layer, by axle sleeve, be connected to form one, be provided with the groove that can mate with shift fork on described nut, described drive pin is arranged in groove
.
2. three-station electric operation mechanism according to claim 1, it is characterized in that: also comprise two intermeshing bevel gears, arranged outside at nut has the connecting plate be articulated and connected, in two bevel gears, one of them is connected with the other end of connecting plate, another bevel gear is connected with the rotating shaft of auxiliary switch, and the rotating shaft outer end of auxiliary switch is connected with a deciliter indication, and a deciliter indication is symmetrically distributed on the mechanism case side plate.
3. three-station electric operation mechanism according to claim 1, it is characterized in that: be provided with three travel switches above each nut, wherein two travel switches are positioned at the side locations at nut movement travel two ends, the another one travel switch is positioned at the dead ahead of close that end of motor of nut movement travel, described two travel switches that are positioned near that end of motor are chain travel switch, the installation direction of chain travel switch is vertical with the installation direction of travel switch, be provided with drive block on nut, drive block is the strip of two circular arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220602929 CN202930260U (en) | 2012-11-15 | 2012-11-15 | Three-position electric operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220602929 CN202930260U (en) | 2012-11-15 | 2012-11-15 | Three-position electric operating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202930260U true CN202930260U (en) | 2013-05-08 |
Family
ID=48220196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220602929 Expired - Fee Related CN202930260U (en) | 2012-11-15 | 2012-11-15 | Three-position electric operating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202930260U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106252113A (en) * | 2016-08-17 | 2016-12-21 | 特变电工中发上海高压开关有限公司 | High-voltage switch three-position mechanism |
| CN107070085A (en) * | 2017-05-22 | 2017-08-18 | 东莞艾斯博自动化设备有限公司 | Motor assist device |
-
2012
- 2012-11-15 CN CN 201220602929 patent/CN202930260U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106252113A (en) * | 2016-08-17 | 2016-12-21 | 特变电工中发上海高压开关有限公司 | High-voltage switch three-position mechanism |
| CN107070085A (en) * | 2017-05-22 | 2017-08-18 | 东莞艾斯博自动化设备有限公司 | Motor assist device |
| CN107070085B (en) * | 2017-05-22 | 2023-03-31 | 东莞艾斯博自动化设备有限公司 | Motor auxiliary device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160601 Address after: 271000 Tai'an high tech Development Zone, Shandong Patentee after: SHANDONG TAIKAI ELECTRICAL APPLIANCE AGENCY CO., LTD. Address before: 271000 Tai'an high tech Development Zone, Shandong Patentee before: Shandong Taikai High-volt Switch Co., Ltd |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130508 Termination date: 20181115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |