CN201765973U - Electric operating mechanism of grounding switch - Google Patents
Electric operating mechanism of grounding switch Download PDFInfo
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- CN201765973U CN201765973U CN201020266311XU CN201020266311U CN201765973U CN 201765973 U CN201765973 U CN 201765973U CN 201020266311X U CN201020266311X U CN 201020266311XU CN 201020266311 U CN201020266311 U CN 201020266311U CN 201765973 U CN201765973 U CN 201765973U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 30
- 230000006698 induction Effects 0.000 claims abstract description 28
- 230000007704 transition Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 241000272165 Charadriidae Species 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
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- 239000002184 metal Substances 0.000 description 1
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Abstract
The utility model discloses an electric operating mechanism of a grounding switch. A gearwheel, a pinion wheel, a spring and a bent arm are arranged on a driving shaft of the electric operating mechanism; the bent arm is positioned between the gearwheel and the pinion wheel; a bulge is formed on one side of the bent arm; a hinge pin is arranged on the gearwheel; the position of the hinge pin corresponds to that of the bulge; a driven gear is arranged on a driven shaft; the driven gear is meshed with the pinion wheel; two in-position signal sensing blocks are arranged at one end of the driven shaft; a proximity switch is vertically arranged below each in-position signal induction block and corresponds to the in-position signal induction block; one end of a shifting block is connected with the bent arm; and the other end of the shifting block is connected with a guy wire through a pair of guide rods. The electric operating mechanism adopts the transmission mode that the hinge pin fixed on the gearwheel is used to push the bent arm to drive the pinion wheel, can be automatically switched into manual operation mode under the control of a control device after the completion of electric operation, facilitates the operation of a user, and simultaneously does not affect the switching speed of the grounding switch during the electric operation.
Description
Technical field
The utility model relates to a kind of power equipment, particularly a kind of motor-operating mechanism of high-tension switch cabinet earthed switch.
Background technology
High-tension switch cabinet is meant and is used for electric power system generating, transmission of electricity, distribution, electric energy conversion and has consumed effects such as break-make, control or protection; electric pressure is at the ac metal closing switch gear of 3.6kV-40.5kV; mainly comprise primary cut-out, earthed switch, instrument transformer etc., have functions such as built on stilts turnover line, cable turnover line, bus contact.Earthed switch in the high-tension switch cabinet guarantees personal safety when being the conduct maintenance, is used for a kind of mechanical grounding device of ground connection.When electric equipment is overhauled, for the circuit that may send electricity to all directions or the power failure equipments of power failure equipments may the produce induced voltage earthed switch (or hanging up earth connection) that all will close, this is in order to prevent that the maintainer from sending a telegram here suddenly when power failure equipments (or power failure working point) is worked, guarantee the reliable and secure measure of maintainer's personal safety, residual charge on the electric equipment that simultaneously switch cubicle disconnected also can be closed ground connection and discharged by earthed switch.
Existing earthed switch motor-operating mechanism adopts the worm and gear kind of drive more, and motor output shaft is connected with worm screw, a worm gear and coaxial a connection of spur gear, and another spur gear can slide vertically, and can throw off with corresponding spur gear surface.After electric operating is finished, stressed very big between two spur gears, want to make this very big to the difficulty that is out of gear.Even control device can be controlled its reverse rotation, be difficult to also guarantee that the flank of tooth of gear does not stress.And existing earthed switch motor-operating mechanism earthed switch operating axis and motor in the electric operating process be to rotate synchronously, even earthed switch has been crossed the dead point during earthed switch electric operating, also can not finish the branch closing operation with higher speed.And because of inertia effects, the complete halt instruction that control device sends that lags behind all the time out of service of motor, this can make transmission mechanism deform inevitably, thereby shortens mechanical endurance.Have, existing earthed switch motor-operating mechanism is because the Installation and Debugging inconvenience is unfavorable for the product promotion application very much again.
The utility model content
At above-mentioned the deficiencies in the prior art, the technical problems to be solved in the utility model provides a kind of simple in structure, can conveniently realize the earthed switch motor-operating mechanism of manual operation and electric operating conversion.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of earthed switch motor-operating mechanism, it comprises driving shaft, described driving shaft is provided with a gear wheel, one pinion, one spring and an abduction back, described abduction back is between described gear wheel and described pinion, described gear wheel can be around described driving shaft rotation, described gear wheel is connected with motor by transition gear, described pinion is fixedlyed connected with described driving shaft is coaxial, described abduction back is connected with described driving shaft is coaxial, described abduction back can drive described driving shaft rotation and can endwisely slipping along described driving shaft, one side of described abduction back forms projection, described gear wheel is provided with a bearing pin, described bearing pin is corresponding with the position of described projection, and described spring is between described pinion and described abduction back; Driven shaft, described driven shaft is provided with a driven gear, described driven gear is fixedlyed connected with described driven shaft is coaxial, described driven gear and described pinion, one end of described driven shaft is provided with two induction of signal pieces that put in place, respectively be provided with under two induction of signal pieces that put in place one corresponding with it near switch; Shifting block, an end of described shifting block is connected with described abduction back, and the other end of described shifting block is connected with a backguy by pair of guide rods.
Preferably, for key is connected, be connected for key between described driven gear and the described driven shaft between described pinion, abduction back and the described driving shaft.
Preferably, the described induction of signal piece that puts in place is a semi-round ring shape.
Preferably, described driven shaft is provided with interior six square tube holes.
Preferably, described abduction back is provided with groove, and described shifting block is provided with semicircle boss, and described semicircle boss extend into and connects described shifting block and described abduction back in the described groove.
Preferably, described two put in place between the induction of signal piece and the adjustable angle that puts in place between induction of signal piece and the driven shaft whole.
Technique scheme has following beneficial effect: during this earthed switch motor-operating mechanism work, abduction back abuts on the gear wheel under the effect of spring force, the driven by motor gear wheel rotates, bearing pin on the gear wheel promotes the projection on the abduction back, abduction back is rotated together with driving shaft, and then driving shaft drive pinion rotates together, because pinion and driven gear engagement, therefore driven gear can be with pinion rotation, driven gear drives driven shaft and rotates, a ground connection ground switch deciliter operating axis that passes hexagonal hole in the driven shaft also rotates synchronously with driven shaft, and the induction of signal piece that puts in place that turns to an end when driven shaft is finished electric operating near near switch the time.After electric operating is finished, motor can drive the gear wheel reverse rotation, make the bearing pin that is installed in above it forward the back of abduction back to, be manual operation mode this moment, when manual operation, abduction back follows driven shaft to rotate, because the disengagement of the bearing pin of abduction back bossing and gear wheel one side, so operation is very flexible.Having is exactly can divide or be incorporated into the position fast after the earthed switch macro-axis turns over the dead point under the thrust of energy-stored spring again, and this moment, abduction back advanced fast with driving shaft, because the gear wheel velocity of rotation is relatively slow, and can natural separation between bearing pin and the abduction back.Can not influence earthed switch divides sum velocity so on the one hand, on the other hand owing to arrive in advance with the synchronous signal that puts in place that rotates of the driving shaft of earthed switch, control device can bearing pin with turn-off motor power before abduction back contacts, can offset mechanism's inertia effects, avoid mechanism driving part stress deformation.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of specification, below with preferred embodiment of the present utility model and conjunction with figs. describe in detail as after.Embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1 is the structural representation (not comprising near switch) of the utility model embodiment;
Fig. 2 is the connection diagram of the utility model near switch.
Fig. 3 is the position view of the utility model abduction back and gear wheel bearing pin.
Fig. 4 is put in place the structural representation of induction of signal piece of two of the utility model.
Embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present utility model is described in detail.
As shown in Figure 1, 2, this earthed switch motor-operating mechanism comprises a driving shaft 1 and a driven shaft 8, driving shaft 1 is provided with a gear wheel 2, a pinion 6 and an abduction back 3, abduction back 3 is between gear wheel 2 and pinion 6, gear wheel 2 can be around driving shaft 1 rotation, gear wheel 2 is connected with motor by transition gear, pinion 6 is by key and driving shaft 1 coaxial fixedlying connected, abduction back 3 is by key and 1 coaxial connection of driving shaft, and abduction back 3 can drive driving shaft 1 rotation and abduction back 3 can endwisely slipping along driving shaft 1.As shown in Figure 3, a side of abduction back 3 forms projection 31, and gear wheel 2 is provided with a bearing pin 21, and bearing pin 21 is corresponding with the position of projection 31, is provided with spring 5 between pinion 6 and the abduction back 3.Abduction back 3 also is connected with a shifting block 4, abduction back 3 is provided with groove, one end of shifting block 4 is provided with semicircle boss, this semicircle boss extend in the groove, abduction back 3 and shifting block 4 are linked together, the other end of shifting block 4 is connected with a backguy by pair of guide rods, has two springs to be enclosed within respectively on two guide rods between shifting block and the mechanism case.
Be provided with hexagonal hole in the driven shaft 8, also be provided with a driven gear 7 on the driven shaft 8, driven gear 7 is by key and driven shaft 8 coaxial fixedlying connected, driven gear 7 and pinion 6 engagements, one end of driven shaft 8 is provided with two induction of signal pieces 9 that put in place, two are put in place between the induction of signal piece and the adjustable angle between induction of signal piece and the driven shaft that puts in place, and two induction of signal pieces 9 that put in place are semi-round ring shape.Also respectively be provided with under two induction of signal pieces that put in place one corresponding with two induction of signal pieces 9 that put in place respectively near 10, two on switch near switch 10.Also can replace near switch 10 with likes such as sensitive switches, when the semi-round ring shape induction of signal piece 9 that puts in place forwards to when contacting with sensitive switch, protuberance branch makes the sensitive switch closing of contact, and forward to when leaving sensitive switch one side when the semi-round ring shape induction of signal piece 9 that puts in place, the sensitive switch contact can disconnect.Two are put in place between the induction of signal piece and the adjustable angle between induction of signal piece and the driven shaft that puts in place.Signal is a switching value owing to put in place, so can replace near switch with sensitive switch, but because between sensitive switch and the semicircular ring by being in contact with one another closure and the disconnection that changes switch, the life-span can be taken the circumstances into consideration use as the case may be with respect to lacking near switch.
During this earthed switch motor-operating mechanism work, at spring 5 and be enclosed within that abduction back 3 abuts on the gear wheel 2 under the acting in conjunction of the spring force on two guide rods, driven by motor gear wheel 2 rotates, the projection 31 that bearing pin 21 on the gear wheel 2 promotes on the abduction back 3, abduction back 3 is rotated together with driving shaft 1, and then driving shaft 1 drive pinion 6 rotates together, because pinion 6 and driven gear 7 engagements, therefore driven gear 7 can rotate with pinion 6, driven gear 7 drives driven shaft 8 and rotates, an earthed switch deciliter operating axis that passes driven shaft 8 hexagonal holes is rotated together, induction of signal piece 9 put in place near near switch 10 time when turning to, control device stops the motor operation because of monitoring the signal that puts in place, finishes electric operating.After electric operating was finished, motor can drive the gear wheel reverse rotation, made the bearing pin that is installed in above it forward the back of abduction back to, be manual operation mode this moment, and when manual operation, abduction back follows driven shaft to rotate, because abduction back is thrown off with gear wheel, so its operation is very flexible.
When carrying out manual operation, be pulled outwardly guide rod by backguy, because abduction back 3 can endwisely slipping along driving shaft 1, like this under the effect of shifting block 4, abduction back 3 is pulled to the side by spring 5, and abduction back 3 and the bearing pin 21 on the gear wheel 2 are thrown off, and promptly switches to manual operation mode this moment.When needs switch to the electric operating pattern by manual operation mode, only need the pulling force in the backguy is cancelled, at spring 5 and be enclosed within the side that abduction back 3 under the acting in conjunction of the spring on the guide rod is pulled to gear wheel 2, bearing pin 21 when at this moment gear wheel 2 rotates on it can promote abduction back 3 again, and this moment can electric operating.
Having is exactly can divide or be incorporated into the position fast after the earthed switch macro-axis turns over the dead point under the thrust of energy-stored spring again, and this moment, abduction back advanced fast with driving shaft, because the gear wheel velocity of rotation is relatively slow, and can natural separation between bearing pin and the abduction back.Can not influence earthed switch divides sum velocity so on the one hand, on the other hand owing to arrive in advance with the synchronous signal that puts in place that rotates of the driving shaft of earthed switch, control device can bearing pin with turn-off motor power before abduction back contacts, can offset mechanism's inertia effects, avoid mechanism driving part stress deformation.
This earthed switch motor-operating mechanism is when Installation and Debugging, earlier mechanism is switched to manual mode, the earthed switch branch is put in place, adjust to divide the signal monitoring that puts in place near the induction of signal piece angle that puts in place of switch top, make put in place signal and earthed switch of branchs operate and tighten the branch sensor block angle adjustment screw that puts in place after synchronous.Manually carry out the switching manipulation of splice grafting ground again, make to be incorporated into to tighten after the operation synchronously of a signal and earthed switch to be incorporated into a sensor block angle adjustment screw.Manual repeatedly deciliter several times, if each signal is all synchronous, can switch to electric model and operate this moment.
The semi-round ring shape induction of signal piece that puts in place can make the signal monitoring that puts in place keep low level near switch after putting in place always, if need not this structure, might operating axis because of the inertia signal that puts in place after being rotated further becomes high level again, provide rub-out signal to control device and cause serious consequence.
Be provided with hexagonal hole in the driven shaft 8, only need pass earthed switch six side's operating axis during user installation that hexagonal hole gets final product in this, install very conveniently, simple, be very beneficial for the application and the popularization of product.
In sum, this earthed switch motor-operating mechanism has following advantage:
1. promote abduction back with the bearing pin that is fixed on the gear wheel, abduction back drives this kind of drive of pinion, can after finishing, electric operating under the control of control device, automatically switch to manual operation mode, and user-friendly, the branch sum velocity of earthed switch when not influencing electric operating simultaneously.
2. when drawing guide rod, the shifting block that is fixed on the guide rod can push one side away from gear wheel to abduction back, thereby realizes separating of abduction back and pin, reaches the purpose that electric operating and manual operation are switched.
3. the induction of signal that puts in place piece adopts the semicircular ring structure, can make the signal monitoring that puts in place keep low level near switch after putting in place always, provides reliable signal to control device.
4. adopted the driven shaft of hexagonal hole in the band, only need pass earthed switch six side's operating axis during user installation that hexagonal hole gets final product in this, installed very convenient, simple.
5. by being enclosed within spring 5 on the driving shaft and the spring acting in conjunction on other two cover guide rods, after the moving power of switching in the backguy of torch was cancelled, shifting block can move on to the position with the gear wheel contacts side surfaces very neatly, thereby transfers the electric operating pattern to.
More than a kind of earthed switch motor-operating mechanism that the utility model embodiment is provided be described in detail; for one of ordinary skill in the art; thought according to the utility model embodiment; part in specific embodiments and applications all can change; in sum; this description should not be construed as restriction of the present utility model, and all any changes of being made according to the utility model design philosophy are all within protection range of the present utility model.
Claims (6)
1. earthed switch motor-operating mechanism is characterized in that it comprises:
Driving shaft, described driving shaft is provided with a gear wheel, one pinion, one spring and an abduction back, described abduction back is between described gear wheel and described pinion, described gear wheel can be around described driving shaft rotation, described gear wheel is connected with motor by transition gear, described pinion is fixedlyed connected with described driving shaft is coaxial, described abduction back is connected with described driving shaft is coaxial, described abduction back can drive described driving shaft rotation and can endwisely slipping along described driving shaft, one side of described abduction back forms projection, described gear wheel is provided with a bearing pin, and described bearing pin is corresponding with the position of described projection, and described spring is between described pinion and described abduction back;
Driven shaft, described driven shaft is provided with a driven gear, described driven gear is fixedlyed connected with described driven shaft is coaxial, described driven gear and described pinion, one end of described driven shaft is provided with two induction of signal pieces that put in place, respectively be provided with under two induction of signal pieces that put in place one corresponding with it near switch;
Shifting block, an end of described shifting block is connected with described abduction back, and the other end of described shifting block is connected with a backguy by pair of guide rods.
2. earthed switch motor-operating mechanism according to claim 1 is characterized in that, for key is connected, is connected for key between described driven gear and the described driven shaft between described pinion, abduction back and the described driving shaft.
3. earthed switch motor-operating mechanism according to claim 1 is characterized in that, the described induction of signal piece that puts in place is a semi-round ring shape.
4. earthed switch motor-operating mechanism according to claim 1 is characterized in that described driven shaft is provided with interior hexagonal hole.
5. earthed switch motor-operating mechanism according to claim 1 is characterized in that described abduction back is provided with groove, and described shifting block is provided with semicircle boss, and described semicircle boss extend into and connects described shifting block and described abduction back in the described groove.
6. earthed switch motor-operating mechanism according to claim 1 is characterized in that, described two are put in place between the induction of signal piece and the adjustable angle between induction of signal piece and the driven shaft that puts in place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020266311XU CN201765973U (en) | 2010-07-22 | 2010-07-22 | Electric operating mechanism of grounding switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020266311XU CN201765973U (en) | 2010-07-22 | 2010-07-22 | Electric operating mechanism of grounding switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201765973U true CN201765973U (en) | 2011-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020266311XU Expired - Fee Related CN201765973U (en) | 2010-07-22 | 2010-07-22 | Electric operating mechanism of grounding switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201765973U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102290298A (en) * | 2011-08-12 | 2011-12-21 | 苏州未来电器有限公司 | Transmission mechanism of electric operation mechanism for miniature breaker |
| CN102306584A (en) * | 2011-08-12 | 2012-01-04 | 苏州达宏电子科技有限公司 | Electric earthing switch |
| CN102768917A (en) * | 2012-07-23 | 2012-11-07 | 江苏省如高高压电器有限公司 | Quick operation mechanism of clapping type grounding switch |
| CN104282454A (en) * | 2014-10-28 | 2015-01-14 | 武汉大学 | Stepless stroke adjusting disconnecting switch electric device transmission mechanism |
| CN104597959A (en) * | 2014-12-30 | 2015-05-06 | 扬州柳工建设机械有限公司 | Multi-point operation controller |
| CN111571606A (en) * | 2020-04-15 | 2020-08-25 | 神华北电胜利能源有限公司 | High-voltage board operation robot |
-
2010
- 2010-07-22 CN CN201020266311XU patent/CN201765973U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102290298A (en) * | 2011-08-12 | 2011-12-21 | 苏州未来电器有限公司 | Transmission mechanism of electric operation mechanism for miniature breaker |
| CN102306584A (en) * | 2011-08-12 | 2012-01-04 | 苏州达宏电子科技有限公司 | Electric earthing switch |
| CN102768917A (en) * | 2012-07-23 | 2012-11-07 | 江苏省如高高压电器有限公司 | Quick operation mechanism of clapping type grounding switch |
| CN102768917B (en) * | 2012-07-23 | 2015-10-07 | 江苏省如高高压电器有限公司 | A kind of clapper-type earthed switch snap-action mechanism |
| CN104282454A (en) * | 2014-10-28 | 2015-01-14 | 武汉大学 | Stepless stroke adjusting disconnecting switch electric device transmission mechanism |
| CN104597959A (en) * | 2014-12-30 | 2015-05-06 | 扬州柳工建设机械有限公司 | Multi-point operation controller |
| CN104597959B (en) * | 2014-12-30 | 2017-01-11 | 扬州柳工建设机械有限公司 | Multi-point operation controller |
| CN111571606A (en) * | 2020-04-15 | 2020-08-25 | 神华北电胜利能源有限公司 | High-voltage board operation robot |
| CN111571606B (en) * | 2020-04-15 | 2022-02-15 | 神华北电胜利能源有限公司 | High-voltage board operation robot |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110316 Termination date: 20110722 |