CN101540235A - Electric ground switch - Google Patents
Electric ground switch Download PDFInfo
- Publication number
- CN101540235A CN101540235A CN200910097891A CN200910097891A CN101540235A CN 101540235 A CN101540235 A CN 101540235A CN 200910097891 A CN200910097891 A CN 200910097891A CN 200910097891 A CN200910097891 A CN 200910097891A CN 101540235 A CN101540235 A CN 101540235A
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- wheel hub
- clutch block
- rotated counterclockwise
- transmission
- gear
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Abstract
The invention relates to a switch, in particular to an electric ground switch of a ground tool for an electric-power switch cabinet. The invention provides the following technical proposal: the electric ground switch comprises a stander and a power output shaft which is arranged on the stander and connected with the switch of the ground tool; and the power output shaft is driven and controlled by an electric operating device which is linked with the power output shaft by a transmission device, thus forming the rotation of the power output shaft and the start and stop of the switch of the ground tool. By adopting the technical proposal, the invention provides the electric ground switch which can be remotely controlled and has simple structure.
Description
Technical field
The present invention relates to a kind of switch, particularly a kind of electric ground switch of power switch cabinet ground connection cutter.
Background technology
Switch cubicle is used for connecting, disconnects and protects supply line, and cooperates the equipment of realizing the excision faulty line with relaying protection.Usually be equipped with a ground connection knife switch in the switch cubicle, when supply line or equipment break down and normal maintenance earthed switch must be closed a floodgate, protect life safety with this.In supply line, have only after earthed switch closes a floodgate, just think safe.
Deciliter main employing manual operation of the ground connection knife switch in traditional switch cubicle, promptly the ground connection knife switch is connected with a power output shaft, and the other end of this power output shaft can carry out artificial breaking-closing operating by operating grip; Because the use occasion of switch cubicle is many, it is wide to distribute, and the actual installation ground of switch cubicle all is separated by far away with monitoring ground.Monitor the operation of supply line and switch cubicle owing to adopt computer network, when supply line or switch cubicle break down, owing to there is not the earthed switch electrically operated device, the staff need go to switch cubicle and earthed switch be carried out artificial divide-shut brake with installing, if operational grounding switch timely, then can cause more serious consequence, cause unnecessary loss and life injury accident can for enterprise or country.
Summary of the invention
Deficiency at prior art exists the invention provides a kind of electric ground switch remote controlled, simple in structure.
For achieving the above object, the invention provides following technical scheme: a kind of electric ground switch, include frame, be located on the frame and the power output shaft that is connected with the ground connection knife switch, described power output shaft is by the electrically operated device drive controlling, by the transmission device interlock, constitute the rotation of power output shaft and the keying of ground connection knife switch between electrically operated device and the power output shaft.
In this the control that deciliter can be subjected to electrically operated device that is arranged so that the ground connection knife switch, electrically operated device just can drive by the power output shaft of transmission device to the ground connection knife switch after receiving instruction, the staff only need set a control program to motor promptly can finish control to the ground connection knife switch, the back circuit is set like this if go wrong, even switch cubicle from the Office Area from far away again, in the time of also can be anxious with ground connection knife switch separating brake.
The present invention further is set to: described electrically operated device includes drive motors, the two-way clutch mechanism that cooperates with the drive motors transmission, described two-way clutch mechanism includes driven gear and is the wheel hub that intermittently is linked with driven gear, be provided with the braking clutch block that at least two formation wheel hubs are clockwise and be rotated counterclockwise between driven gear and the wheel hub, the other end of the end that wheel hub is connected with driven gear relatively is provided with power shaft, this power shaft is provided with the input gear, the driving head of described drive motors is by a travelling gear and input gears engaged, constitute drive motors and cooperate with the transmission of two-way clutch mechanism, the transmission device between described electrically operated device and the power output shaft includes the bevel gear that is sheathed on the power output shaft, with the transmission bevel gear of this bevel gear engagement and be fixedly arranged on the frame and with driven gear engagement and formation and the bevel geared output gear of transmission.
Modular construction of electrically operated device is simple in this, distribution is reasonable; The setting of two-way clutch mechanism then is because drive motors at the uniform velocity rotation always, can not reach quick deciliter of ground connection knife switch, so a two-way clutch mechanism is set between drive motors and power output shaft, after drive motors is transformed into output gear with mechanical energy by two-way clutch mechanism, output gear passes to bevel gear with mechanical energy by the transmission bevel gear, bevel gear drives the power output shaft rotation of ground connection knife switch then, with this finish to ground connection knife switch switch deciliter, simple in structure.
The present invention further is set to: be provided with two braking clutch blocks between described driven gear and the wheel hub, be divided into and turn clockwise the braking clutch block and be rotated counterclockwise the braking clutch block, turn clockwise to brake clutch block and be rotated counterclockwise the braking clutch block and be roughly curved strip shape body, and be articulated in respectively on the end face of driven gear, turn clockwise to brake clutch block and be rotated counterclockwise the hinged end place of braking clutch block and be provided with torsionspring, the place, working end is provided with a pulley, the inwall of this pulley and wheel hub is sticked, driven gear rotates, turn clockwise to brake clutch block and be rotated counterclockwise the braking clutch block and rotate together, clutch block is provided with hooked scarf towards the wall of wheel hub inwall, the inwall of wheel hub is provided with and turns clockwise and brakes clutch block and be rotated counterclockwise the adaptive hook groove of hooked scarf on the braking clutch block, the described braking clutch block or be rotated counterclockwise in the hook groove on the inwall that the hooked scarf of braking on the clutch block enter wheel hub of turning clockwise, constitute turning clockwise or being rotated counterclockwise of wheel hub, described wheel hub periphery avris is provided with and turns clockwise the transmission clutch block and be rotated counterclockwise the shifting-position mechanism of transmission clutch block, the driving head of described drive motors is that motor shaft reaches the worm gear that cooperates with motor shaft, described motor shaft is a worm screw, be connected by power transmission shaft between described transmission bevel gear and the output gear, constitute the transmission between transmission bevel gear and the output gear.The described shifting-position mechanism of being located at wheel hub periphery avris includes the dextrorotation baffle plate and revolves stop block counterclockwise, the dextrorotation baffle plate reaches the end that stops that revolves stop block counterclockwise and extends to the inwall place of wheel hub, the described braking clutch block that turns clockwise walks to dextrorotation baffle plate place, the end that stops of pulley on it and dextrorotation baffle plate is conflicted, turn clockwise and brake the hook groove of the hooked scarf disengaging wheel hub on the clutch block, wheel hub stops positive hour hands rotation, the described braking clutch block that is rotated counterclockwise walks to and revolves the stop block place counterclockwise, pulley on it is conflicted with the end that stops that revolves stop block counterclockwise, be rotated counterclockwise the hook groove of the hooked scarf disengaging wheel hub on the braking clutch block, wheel hub stops to be rotated counterclockwise.
Be linked the intermittence of braking clutch block control and wheel hub by on driven gear, being provided with to turn clockwise to brake clutch block and be rotated counterclockwise in this, when the hooked scarf of braking on the clutch block that turn clockwise enters in the hook groove on the wheel hub inwall, driven gear just can drive the rotation of wheel hub timing pin, this moment, mechanical energy was closed a floodgate the ground connection knife switch, the braking clutch block that will turn clockwise after the setting of dextrorotation baffle plate then makes the ground connection knife switch close a floodgate separates with wheel hub, impel the hooked scarf that is rotated counterclockwise on the braking clutch block can enter in the hook groove of wheel hub, making driven gear can drive wheel hub is rotated counterclockwise, this moment, the ground connection knife switch just can separating brake, here need to prove, as for turning clockwise braking clutch block and be rotated counterclockwise the position that is on the driven gear of braking clutch block and can decide according to technology, it then is to brake clutch block according to turning clockwise and be rotated counterclockwise the position of braking clutch block to decide that the dextrorotation baffle plate reaches the position of revolving stop block counterclockwise, so the change of its position can be regarded as the technology enlightenment that is subjected to this patent, it is simple in structure that the back is set like this, and rationally.
The invention will be further described below in conjunction with accompanying drawing:
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention;
Fig. 2 is the structural representation of two-way clutch mechanism in the embodiment of the invention;
Embodiment
As Fig. 1, Fig. 2, a kind of electric ground switch shown in Figure 3, include frame 1, be located on the frame 1 and the power output shaft 2 that is connected with the ground connection knife switch, described power output shaft 2 is by electrically operated device 3 drive controlling, by transmission device 4 interlocks, constitute the rotation of power output shaft 2 and the keying of ground connection knife switch between electrically operated device 3 and the power output shaft 2.Be arranged so that the control that deciliter can be subjected to electrically operated device 3 of ground connection knife switch like this, electrically operated device 3 just can drive by the power output shaft 2 of 4 pairs of ground connection knife switches of transmission device after receiving instruction, the staff only need set a control program to motor promptly can finish control to the ground connection knife switch, the back circuit is set like this if go wrong, even switch cubicle from the Office Area from far away again, in the time of also can be anxious with ground connection knife switch separating brake.
In embodiments of the present invention, described electrically operated device 3 includes drive motors 31, the two-way clutch mechanism 32 that cooperates with drive motors 31 transmissions, described two-way clutch mechanism 32 includes driven gear 321 and is the wheel hub 322 that intermittently is linked with driven gear 321, be provided with at least two formation wheel hubs 322 between driven gear 321 and the wheel hub 322 clockwise and the braking clutch block 323 that is rotated counterclockwise, the other end of the end that wheel hub 322 is connected with driven gear 321 relatively is provided with power shaft 324, this power shaft 324 is provided with input gear 325, the driving head of described drive motors 31 is by a travelling gear 33 and 325 engagements of input gear, constitute drive motors 31 and cooperate with the transmission of two-way clutch mechanism 32, the transmission device 4 between described electrically operated device 3 and the power output shaft 2 includes the bevel gear 41 that is sheathed on the power output shaft 2, with the transmission bevel gear 42 of this bevel gear 41 engagements and be fixedly arranged on the frame 1 and with the output gear 43 of driven gear 321 engagements and formation and 42 transmissions of transmission bevel gear.The modular construction of electrically operated device 3 is simple, distribution is reasonable; The setting of two-way clutch mechanism 32 then is because drive motors 31 at the uniform velocity rotation always, can not reach quick deciliter of ground connection knife switch, so a two-way clutch mechanism 32 is set between drive motors 31 and power output shaft 2, after drive motors 31 is transformed into output gear 43 with mechanical energy by two-way clutch mechanism 32, output gear 43 passes to bevel gear 41 with mechanical energy by transmission bevel gear 42, bevel gear 41 drives power output shaft 2 rotations of ground connection knife switch then, with this finish to ground connection knife switch switch deciliter, simple in structure.
Be provided with two braking clutch blocks 323 between described driven gear 321 and the wheel hub 322, be divided into and turn clockwise braking clutch block 3231 and be rotated counterclockwise braking clutch block 3232, here need to prove, three or four braking clutch blocks 323 are set on driven gear 321, also be feasible, just being provided with does not like this have concrete meaning, has wasted material on the contrary; Turn clockwise to brake clutch block 3231 and be rotated counterclockwise braking clutch block 3232 and be roughly curved strip shape body, and be articulated in respectively on the end face of driven gear 321, turn clockwise to brake clutch block 3231 and be rotated counterclockwise the hinged end place of braking clutch block 3232 and be provided with torsionspring 326, the place, working end is provided with a pulley 327, this pulley 327 is sticked with the inwall of wheel hub 322, driven gear 321 rotates, turn clockwise to brake clutch block 3231 and be rotated counterclockwise braking clutch block 3232 and rotate together, each is braked clutch block and is provided with hooked scarf 3233 towards the wall of wheel hub 322 inwalls, the inwall of wheel hub 322 be provided with and turn clockwise braking clutch block 3231 and be rotated counterclockwise the adaptive hook groove 3221 of hooked scarf 3233 on the braking clutch block 3232, the described braking clutch block 3231 or be rotated counterclockwise in the hook groove 3221 on the inwall that the hooked scarf 3233 of braking on the clutch block 3232 enter wheel hub 322 of turning clockwise, constitute turning clockwise or being rotated counterclockwise of wheel hub 322, described wheel hub 322 periphery avris are provided with and turn clockwise transmission clutch block 3231 and be rotated counterclockwise the shifting-position mechanism 5 of transmission clutch block 3232, the driving head of described drive motors 31 is that motor shaft reaches the worm gear 311 that cooperates with motor shaft, described motor shaft is a worm screw 312, be connected by power transmission shaft 44 between described transmission bevel gear 42 and the output gear 43, constitute the transmission between transmission bevel gear 42 and the output gear 43, adopt its moment of torsion of worm and gear transmission big, gear drive will be stablized relatively, certainly, it also is feasible adopting gear drive, after the embodiment of the invention, such change is easy to expect.
The described shifting-position mechanism 5 of being located at wheel hub 322 periphery avris includes dextrorotation baffle plate 51 and revolves stop block 52 counterclockwise, dextrorotation baffle plate 51 reaches the end that stops that revolves stop block 52 counterclockwise and extends to the inwall place of wheel hub 322, the described braking clutch block 3231 that turns clockwise walks to dextrorotation baffle plate 51 places, pulley 327 on it is conflicted with the end that stops of dextrorotation baffle plate 51, turn clockwise and brake the hook groove 3221 of the hooked scarf 3233 disengaging wheel hubs 322 on the clutch block 3231, wheel hub 322 stops positive hour hands rotation, the described braking clutch block 3232 that is rotated counterclockwise walks to and revolves stop block 52 places counterclockwise, pulley 327 on it is conflicted with the end that stops that revolves stop block 52 counterclockwise, be rotated counterclockwise the hook groove 3221 of the hooked scarf 3233 disengaging wheel hubs 322 on the braking clutch block 3232, wheel hub 322 stops to be rotated counterclockwise.
Be linked the intermittence of braking clutch block 3232 controls and wheel hub 322 by on driven gear 321, being provided with to turn clockwise to brake clutch block 3231 and be rotated counterclockwise; when the hooked scarf 3233 of braking on the clutch block 3231 that turn clockwise enters in the hook groove 3221 on wheel hub 322 inwalls; driven gear 321 just can drive wheel hub 322 positive hour hands rotations; this moment, mechanical energy was closed a floodgate the ground connection knife switch; the braking clutch block 3231 that will turn clockwise after the setting of dextrorotation baffle plate 51 then makes the ground connection knife switch close a floodgate separates with wheel hub 322; impel the hooked scarf 3233 that is rotated counterclockwise on the braking clutch block 3232 can enter in the hook groove 3221 of wheel hub 322; making driven gear 321 can drive wheel hub 322 is rotated counterclockwise; this moment, the ground connection knife switch just can separating brake; here need to prove; as for turning clockwise braking clutch block 3231 and be rotated counterclockwise the position that is on the driven gear 321 of braking clutch block 3232 and can decide according to technology; it then is to brake clutch block 3231 according to turning clockwise and be rotated counterclockwise the position of braking clutch block 3232 to decide that dextrorotation baffle plate 51 reaches the position of revolving stop block 52 counterclockwise; so the change of its position can be regarded as the technology enlightenment that is subjected to this patent, belongs within the protection range of this patent.
Claims (4)
1, a kind of electric ground switch, include frame, be located on the frame and the power output shaft that is connected with the ground connection knife switch, it is characterized in that: described power output shaft is by the electrically operated device drive controlling, between electrically operated device and the power output shaft by transmission device interlock, constitute the rotation of power output shaft and ground connection knife switch deciliter.
2, electric ground switch according to claim 1, it is characterized in that: described electrically operated device includes drive motors, the two-way clutch mechanism that cooperates with the drive motors transmission, described two-way clutch mechanism includes driven gear and is the wheel hub that intermittently is linked with driven gear, be provided with the braking clutch block that at least two formation wheel hubs are clockwise and be rotated counterclockwise between driven gear and the wheel hub, the other end of the end that wheel hub is connected with driven gear relatively is provided with power shaft, this power shaft is provided with the input gear, the driving head of described drive motors is by a travelling gear and input gears engaged, constitute drive motors and cooperate with the transmission of two-way clutch mechanism, the transmission device between described electrically operated device and the power output shaft includes the bevel gear that is sheathed on the power output shaft, with the transmission bevel gear of this bevel gear engagement and be fixedly arranged on the frame and with driven gear engagement and formation and the bevel geared output gear of transmission.
3, electric ground switch according to claim 2, it is characterized in that: be provided with two braking clutch blocks between described driven gear and the wheel hub, be divided into and turn clockwise the braking clutch block and be rotated counterclockwise the braking clutch block, turn clockwise to brake clutch block and be rotated counterclockwise the braking clutch block and be roughly curved strip shape body, and be articulated in respectively on the end face of driven gear, turn clockwise to brake clutch block and be rotated counterclockwise the hinged end place of braking clutch block and be provided with torsionspring, the place, working end is provided with a pulley, the inwall of this pulley and wheel hub is sticked, driven gear rotates, turn clockwise to brake clutch block and be rotated counterclockwise the braking clutch block and rotate together, clutch block is provided with hooked scarf towards the wall of wheel hub inwall, the inwall of wheel hub is provided with and turns clockwise and brakes clutch block and be rotated counterclockwise the adaptive hook groove of hooked scarf on the braking clutch block, the described braking clutch block or be rotated counterclockwise in the hook groove on the inwall that the hooked scarf of braking on the clutch block enter wheel hub of turning clockwise, constitute turning clockwise or being rotated counterclockwise of wheel hub, described wheel hub periphery avris is provided with and turns clockwise the transmission clutch block and be rotated counterclockwise the shifting-position mechanism of transmission clutch block, the driving head of described drive motors is that motor shaft reaches the worm gear that cooperates with motor shaft, described motor shaft is a worm screw, be connected by power transmission shaft between described transmission bevel gear and the output gear, constitute the transmission between transmission bevel gear and the output gear.
4, electric ground switch according to claim 3, it is characterized in that: the described shifting-position mechanism of being located at wheel hub periphery avris includes the dextrorotation baffle plate and revolves stop block counterclockwise, the dextrorotation baffle plate reaches the end that stops that revolves stop block counterclockwise and extends to the inwall place of wheel hub, the described braking clutch block that turns clockwise walks to dextrorotation baffle plate place, the end that stops of pulley on it and dextrorotation baffle plate is conflicted, turn clockwise and brake the hook groove of the hooked scarf disengaging wheel hub on the clutch block, wheel hub stops positive hour hands rotation, the described braking clutch block that is rotated counterclockwise walks to and revolves the stop block place counterclockwise, pulley on it is conflicted with the end that stops that revolves stop block counterclockwise, be rotated counterclockwise the hook groove of the hooked scarf disengaging wheel hub on the braking clutch block, wheel hub stops to be rotated counterclockwise.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100978916A CN101540235B (en) | 2009-04-20 | 2009-04-20 | Electric ground switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100978916A CN101540235B (en) | 2009-04-20 | 2009-04-20 | Electric ground switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101540235A true CN101540235A (en) | 2009-09-23 |
| CN101540235B CN101540235B (en) | 2011-06-01 |
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ID=41123363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100978916A Active CN101540235B (en) | 2009-04-20 | 2009-04-20 | Electric ground switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101540235B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103500671A (en) * | 2013-10-19 | 2014-01-08 | 国家电网公司 | Indoor high-voltage electric grounding switch |
-
2009
- 2009-04-20 CN CN2009100978916A patent/CN101540235B/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103500671A (en) * | 2013-10-19 | 2014-01-08 | 国家电网公司 | Indoor high-voltage electric grounding switch |
| CN103500671B (en) * | 2013-10-19 | 2015-07-22 | 国家电网公司 | Indoor high-voltage electric grounding switch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101540235B (en) | 2011-06-01 |
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Address after: 325006 No. 4 Dawei Road, Gaoxiang Industrial Zone, Ouhai District, Wenzhou City, Zhejiang Province Patentee after: Xinmei Electrical Appliances Co., Ltd. Address before: 325006 No. 4 Dawei Road, Gaoxiang Industrial Zone, Ouhai District, Wenzhou City, Zhejiang Province Patentee before: Wenzhou Xinli Electric Co., Ltd. |