CN204130374U - Grounding knife switch transmission mechanism - Google Patents
Grounding knife switch transmission mechanism Download PDFInfo
- Publication number
- CN204130374U CN204130374U CN201420566130.7U CN201420566130U CN204130374U CN 204130374 U CN204130374 U CN 204130374U CN 201420566130 U CN201420566130 U CN 201420566130U CN 204130374 U CN204130374 U CN 204130374U
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- CN
- China
- Prior art keywords
- worm gear
- main shaft
- draw key
- clutch part
- gear case
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- Withdrawn - After Issue
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Abstract
The utility model relates to a kind of grounding knife switch transmission mechanism, and main shaft is set with the first clutch part be fixed with between spindle support plate and worm gear case lower part, and main shaft is set with the second clutch part be fixed with on worm gear case between part and worm gear case lid; The worm screw that Worm gear mechanism comprises worm gear and coordinates with this worm-drive, worm gear set is contained on main shaft; First clutch part and the second clutch part in axial direction offer through hole, worm gear both ends of the surface all offer shrinkage pool, be combined with the first draw key in the through hole discontinuous of the first clutch part, be combined with the second draw key in the through hole discontinuous of the second clutch part; Spindle support plate and worm gear case lid are provided with spring; The magnet being respectively arranged with absorption first draw key, the second draw key is covered in spindle support plate and worm gear case.Grounding knife switch transmission mechanism of the present utility model, by the cooperation of the first draw key, the second draw key, spring, worm gear, worm screw etc., not only structure is simple, easy to use but also achieve the electric operating of earthed switch.
Description
Technical field
The utility model relates to a kind of power switchgear, specifically be that a kind of structure is simple, easy to use and can be grounded the electrically operated grounding knife switch transmission mechanism of switch.
Background technology
Along with electric power development and need for electricity are more and more come greatly, power supply reliability and fail safe more and more higher, the unattended operation of power supply and sequencing are very urgent.For adapting to the development of power switchgear, meet this demand of power department, the style of switch and relevant chain is connect in order to keep the original use of middle-placed switch cabinet, this earthed switch adds electric transmissio mechanism and keeps original earthed switch characteristic in original earthed switch series, achieves the electric operating of earthed switch.Electric operating and manual operation do not need to switch, and meet the demand of the programming operations of electric power system.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of structure simple, easy to use and can be grounded the electrically operated grounding knife switch transmission mechanism of switch.
The utility model solves technical scheme that its technical problem adopts: grounding knife switch transmission mechanism, comprises main shaft, and this main shaft from left to right runs through successively and is combined with part and worm gear case lid on spindle support plate, worm gear case lower part, Worm gear mechanism, worm gear case; Described spindle support plate offers the main shaft trepanning coordinated with main shaft, main shaft is set with the first clutch part be fixed with between spindle support plate and worm gear case lower part, main shaft is set with the second clutch part be fixed with on worm gear case between part and worm gear case lid; The worm screw that described Worm gear mechanism comprises worm gear and coordinates with this worm-drive, described worm gear set is contained on main shaft, and described worm screw is driven by motor; The first described clutch part and the second clutch part in axial direction offer through hole, worm gear both ends of the surface all offer shrinkage pool, be combined with the first draw key in the through hole discontinuous of the first described clutch part, be combined with the second draw key in the through hole discontinuous of the second described clutch part; Described spindle support plate and worm gear case lid are provided with spring, hold out against cooperation respectively at the first draw key and the second draw key; In the counterclockwise direction from the superficial to the deep, and the first draw key end face angle is also right low left high to left side shrinkage pool; On the right side of worm gear, shrinkage pool along clockwise direction from the superficial to the deep, and the second draw key end face angle is also left low right height; The magnet be provided with for drawing the second draw key is covered at worm gear case; Described spindle support plate is also provided with the magnet for drawing the first draw key.
The beneficial effects of the utility model are: grounding knife switch transmission mechanism of the present utility model, by the cooperation of the first draw key, the second draw key, spring, magnet, worm gear, worm screw etc., not only structure is simple, easy to use but also achieve the electric operating of earthed switch.During use, press separating brake motor knob, motor gear is rotated counterclockwise and drives worm gear to be rotated counterclockwise by worm screw, the spring that now the first draw key is locked in spindle support plate withstands, during the rotation of worm gear, the first draw key slips in the shrinkage pool on the left of worm gear, worm gear drives the first clutch part to rotate counterclockwise by the first draw key be inserted on the first clutch part again, because the first clutch part is linked on main shaft, thus drive spindle axis counterclockwise to rotate, main shaft overcomes the moment of resistance and drives connecting lever to rotate along separating brake direction, and make the joystick on earthing by the dead point of quick on/off switch energy storage stage clip, now, the first draw key on first clutch part has been passed by the position that spring withstands, and the magnet be located in spindle support plate is started working, first draw key is inhaled to main shaft support Board position, throw off with worm gear left groove, the energy storage of quick on/off switch energy storage stage clip terminates, make earthed switch quick acting switching-off.Main shaft drives the first clutch part quick acting switching-off, and worm gear can not be transported counterclockwise fast together with main shaft, thus avoids the phenomenon occurring worm gear band worm screw dexterously.Now, the travel switch be positioned on the separating brake guide vane end stop on the right side of main shaft disconnects, and motor stops rotating counterclockwise, and separating brake puts in place simultaneously.Press combined floodgate knob, motor gear turns clockwise and drives worm gear to turn clockwise by worm screw, now the second draw key is locked in the spring that worm gear case covers and withstands, when worm gear rotates, the second draw key slips in the shrinkage pool of worm gear opposite side, worm gear is again by driving the second draw key be inserted on the second clutch part to drive the second clutch part to rotate clockwise, because the second clutch part is linked on main shaft, thus drive main shaft to turn clockwise, main shaft overcomes the moment of resistance and drives connecting lever to rotate along combined floodgate direction, and make the joystick on earthing by the dead point of quick on/off switch energy storage stage clip, now, the second draw key on second clutch part has been passed by the position that spring withstands, and be located at the magnet that worm gear case covers and start working, second draw key is inhaled to worm gear case lid position, throw off with worm gear right groove, quick on/off switch energy storage stage clip releases energy, make earthed switch rapid closing.Main shaft drives the second clutch part rapid closing, and worm gear can not be transported by rapid clockwise hour hands together with main shaft, thus avoids the phenomenon occurring worm gear band worm screw dexterously.Now, the travel switch be positioned on the combined floodgate guide vane end stop on the right side of main shaft disconnects, and motor stops rotating clockwise, and closes a floodgate after putting in place simultaneously.During manual brake separating, spanner is upwards pulled main shaft, main axis, the first clutch part, the second clutch part and then rotate, and worm gear is motionless, because worm gear and main shaft are connected without key, otherwise if worm gear wheel, inconsistent with the auto-lock function of worm screw, mechanism design will failure.Worm screw is motionless, and motor is also motionless.
Accompanying drawing explanation
Fig. 1 is the structural representation of grounding knife switch transmission mechanism of the present utility model;
Structural representation when Fig. 2 is the use of grounding knife switch transmission mechanism of the present utility model;
In figure, 1-spindle support plate, 2-main shaft, 3-worm gear case lower part, part on 4-worm gear case, 5-worm gear case lid, 6-main shaft trepanning, 7-pad post, 8-first clutch part, 9-motor, 10-worm gear, 11-worm screw, 12-second clutch part, 13-second draw key, 14-magnet, 15-spring, 17-connecting rod, 18-grounding knife switch transmission mechanism, 19-quick on/off switch energy storage stage clip, 20-connecting rod, 21-separating brake guide vane end stop, 22-earthing, 23-frame.
Embodiment
Below in conjunction with accompanying drawing, the utility model will be further described, but protection range of the present utility model is not limited to the following stated.
As shown in Figure 1 and Figure 2, grounding knife switch transmission mechanism of the present utility model, comprises main shaft 2, and this main shaft 2 from left to right runs through successively and is combined with part 4 and worm gear case lid 5 on spindle support plate 1, worm gear case lower part 3, Worm gear mechanism, worm gear case; Described spindle support plate 1 offers the main shaft trepanning 6 coordinated with main shaft 2, main shaft 2 is set with the first clutch part 8 be fixed with between spindle support plate 1 and worm gear case lower part 3, main shaft 2 is set with the second clutch part 12 be fixed with on worm gear case between part 4 and worm gear case lid 5; The worm screw 11 that described Worm gear mechanism comprises worm gear 10 and coordinates with this worm gear 10 transmission, described worm gear 10 is sleeved on main shaft 2, and described worm screw 11 is driven by motor 9; The first described clutch part 8 and the second clutch part 12 in axial direction offer through hole, worm gear 10 both ends of the surface all offer shrinkage pool, be combined with the first draw key in the through hole discontinuous of the first described clutch part 8, be combined with the second draw key 13 in the through hole discontinuous of the second described clutch part 12; Described spindle support plate 1 and worm gear case lid 5 are provided with spring 15, hold out against cooperation respectively at the first draw key and the second draw key 13; In the counterclockwise direction from the superficial to the deep, and the first draw key end face angle is also right low left high to left side shrinkage pool; On the right side of worm gear 10, shrinkage pool along clockwise direction from the superficial to the deep, and the second draw key end face angle is also left low right height; Worm gear case lid 5 being provided with the magnet 14 for drawing the second draw key 13, spindle support plate 1 being also provided with the magnet for drawing the first draw key.Grounding knife switch transmission mechanism of the present utility model, by the cooperation of the first draw key, the second draw key 13, spring 15, magnet, worm gear 10, worm screw 11 etc., not only structure is simple, easy to use but also achieve the electric operating of earthed switch.During use, whole grounding knife switch transmission mechanism 18 is arranged on frame 23 sidepiece, press separating brake motor knob, motor gear is rotated counterclockwise and drives worm gear 11 to be rotated counterclockwise by worm screw 10, the spring that now the first draw key is locked in spindle support plate 1 withstands, during the rotation of worm gear 11, the first draw key slips in the shrinkage pool on the left of worm gear 10, worm gear 10 drives the first clutch part 8 to rotate counterclockwise by the first draw key be inserted on the first clutch part 8 again, because the first clutch part 8 is linked on main shaft 2, thus drive main shaft 2 to be rotated counterclockwise, and although the spring that the second draw key 13 now on the right side of worm gear 10 is also locked on worm gear case lid 5 withstands, slip in worm gear 10 right groove, but because the second draw key 13 end face angle is identical with worm gear 10 groove angle direction, counterclockwise rotation can skid off automatically.Main shaft 2 overcomes the moment of resistance and drives connecting lever to rotate along separating brake direction, and make the joystick on earthing 22 by the dead point of quick on/off switch energy storage stage clip 19, now, the first draw key on first clutch part 8 has been passed by the position that spring withstands, and the strong magnet be located in spindle support plate 1 is started working, the first draw key is inhaled to main shaft support Board position, throws off with worm gear left groove, the energy storage of quick on/off switch energy storage stage clip terminates, and makes earthed switch quick acting switching-off.Main shaft 2 drives the first clutch part 8 quick acting switching-off, and worm gear 10 can not rotate counterclockwise fast together with main shaft 2, thus avoids dexterously and occur the phenomenon of worm gear 10 with worm screw 11.Now, the travel switch be positioned on the separating brake guide vane end stop 21 on the right side of main shaft 2 disconnects, and motor stops rotating counterclockwise.Press combined floodgate knob, motor gear turns clockwise and drives worm gear 10 to turn clockwise by worm screw 11, the spring 15 that now the second draw key 13 is locked on worm gear case lid 5 withstands, when worm gear 10 rotates, the second draw key 13 slips in the shrinkage pool on the right side of worm gear 10, worm gear 10 is again by driving the second draw key 13 be inserted on the second clutch part 12 to drive the second clutch part 12 to rotate clockwise, because the second clutch part 12 is linked on main shaft 2, thus drive main shaft 2 to turn clockwise, and although the spring 15 that the first draw key now on the left of worm gear 10 is also locked in spindle support plate 1 withstands, slip in worm gear 10 left groove, but because the first draw key end face angle is identical with worm gear groove angle direction, clockwise direction rotation can skid off automatically.Main shaft 2 overcomes the moment of resistance and drives connecting lever to rotate along combined floodgate direction, and make the joystick on earthing 22 by the dead point of quick on/off switch energy storage stage clip 19, now, the second draw key 13 on second clutch part 12 has been passed by the position that spring 15 withstands, and the magnet 14 be located on worm gear case lid 5 is started working, the second draw key 13 is inhaled to worm gear case lid 5 position, throw off with worm gear 10 right groove, quick on/off switch energy storage stage clip releases energy, and makes earthed switch rapid closing.Now, the travel switch be positioned on the combined floodgate guide vane end stop 20 on the right side of main shaft disconnects, and motor stops rotating clockwise.During manual brake separating, spanner is upwards pulled main shaft, main axis and worm gear is motionless, because worm gear 10 empty set is on main shaft 2, connect without key, worm screw is motionless, and motor is also motionless.
As preferably, described worm gear case lid 5 four bights are provided with the connecting rod 17 running through part 4 on worm gear case, worm gear case lower part 3 and spindle support plate 1 successively, add mechanical connection stability.
As preferably, described spindle support plate 1 outer face is provided with multiple pad post 7, to main shaft trepanning 6, there is protective effect.
More than show and describe general principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (1)
1. grounding knife switch transmission mechanism, it is characterized in that: comprise main shaft (2), this main shaft (2) from left to right runs through successively and is combined with part (4) and worm gear case lid (5) on spindle support plate (1), worm gear case lower part (3), Worm gear mechanism, worm gear case; Described spindle support plate (1) offers the main shaft trepanning (6) coordinated with main shaft (2), be fixed with at the upper suit of main shaft (2) the first clutch part (8) be positioned between spindle support plate (1) and worm gear case lower part (3), be fixed with at the upper suit of main shaft (2) the second clutch part (12) be positioned between part on worm gear case (4) and worm gear case lid (5); The worm screw (11) that described Worm gear mechanism comprises worm gear (10) and coordinates with this worm gear (10) transmission, described worm gear (10) is sleeved on main shaft (2), and described worm screw (11) is driven by motor (9); Described the first clutch part (8) and the second clutch part (12) in axial direction offer through hole, worm gear (10) both ends of the surface all offer shrinkage pool, be combined with the first draw key in the through hole discontinuous of described the first clutch part (8), be combined with the second draw key (13) in the through hole discontinuous of described the second clutch part (12); Described spindle support plate (1) and worm gear case lid (5) are provided with spring (15), hold out against cooperation respectively at the first draw key and the second draw key (13); In the counterclockwise direction from the superficial to the deep, and the first draw key end face angle is also right low left high to left side shrinkage pool; On the right side of worm gear (10), shrinkage pool along clockwise direction from the superficial to the deep, and the second draw key (13) end face angle is also left low right height; Worm gear case lid (5) is provided with the magnet (14) for drawing the second draw key (13); Described spindle support plate (1) is also provided with the magnet (14) for drawing the first draw key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420566130.7U CN204130374U (en) | 2014-09-18 | 2014-09-18 | Grounding knife switch transmission mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420566130.7U CN204130374U (en) | 2014-09-18 | 2014-09-18 | Grounding knife switch transmission mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204130374U true CN204130374U (en) | 2015-01-28 |
Family
ID=52386705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420566130.7U Withdrawn - After Issue CN204130374U (en) | 2014-09-18 | 2014-09-18 | Grounding knife switch transmission mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204130374U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104282455A (en) * | 2014-09-18 | 2015-01-14 | 厦门华泰利机电有限公司 | Earthing switch transmission mechanism |
| CN112614726A (en) * | 2020-12-25 | 2021-04-06 | 湖南平高开关有限公司 | Separating and closing drive isolation mechanism |
| WO2022011465A1 (en) * | 2020-07-13 | 2022-01-20 | Mz Services Ltd. | Button cover |
-
2014
- 2014-09-18 CN CN201420566130.7U patent/CN204130374U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104282455A (en) * | 2014-09-18 | 2015-01-14 | 厦门华泰利机电有限公司 | Earthing switch transmission mechanism |
| CN104282455B (en) * | 2014-09-18 | 2018-11-13 | 厦门华泰利机电有限公司 | Grounding knife switch transmission mechanism |
| WO2022011465A1 (en) * | 2020-07-13 | 2022-01-20 | Mz Services Ltd. | Button cover |
| US11798757B1 (en) | 2020-07-13 | 2023-10-24 | Mz Services Ltd. | Button cover |
| CN112614726A (en) * | 2020-12-25 | 2021-04-06 | 湖南平高开关有限公司 | Separating and closing drive isolation mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150128 Effective date of abandoning: 20181113 |
|
| AV01 | Patent right actively abandoned |