CN205428732U - Three station on -off mechanism's clutch - Google Patents
Three station on -off mechanism's clutch Download PDFInfo
- Publication number
- CN205428732U CN205428732U CN201620135654.XU CN201620135654U CN205428732U CN 205428732 U CN205428732 U CN 205428732U CN 201620135654 U CN201620135654 U CN 201620135654U CN 205428732 U CN205428732 U CN 205428732U
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- clutch
- manual shaft
- roller
- manual
- wheel
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Abstract
The utility model discloses a three station on -off mechanism's clutch, rotate wheel, manually operation wheel, manual axle and operating handle including bearing housing, spacer, reset spring, clutch push rod, clutch pin, motor, operating handle is connected to manual axle one end, the cylindrical through hole that the built -in moving axis of starting with of clutch push rod was equipped with, clutch pin installs the radial hole who is equipped with at the clutch push rod, a gyro wheel is respectively established to the clutch pin both sides, the axial first groove of dodging is established to manual axle, clutch pin and gyro wheel all stretch out the first groove of dodging, be equipped with limiting convex ring on the manual axle, the manually operation wheel is fixed on one side of limiting convex ring manually epaxial, the motor rotates the rotatable cover of wheel and locates the manual epaxial of limiting convex ring opposite side, the motor rotation has taken turns to the second and has dodged the groove, gyro wheel diaxon end is respectively with first, the groove laminating is dodged to the second, the reset spring overhead is between bearing housing and gyro wheel. Adopt the utility model discloses three -workers' bit switch of clutch, hand, electrically -operated mutually noninterfere, the separation and reunion is light, nimble, jamming not.
Description
Technical field
This utility model relates to power control technology field, particularly relates to the arrangement of clutch of a kind of three-station mechanism.
Background technology
Three-station be for realizing connecting, isolation and the electrical equipment of ground connection, be one of core parts in switch cubicle, disconnecting switch and earthed switch are assembled one by it, and composition is connected, isolation and 3 stations of ground connection, decreases parts number, improves reliability.
Three-station mechanism typically uses operated manually or electrically, the selection of mode of operation is realized between the two by clutch apparatus, its drive mechanism typically uses all-gear drive or chain gear transmission to realize, by gear or chain gear transmission, Motor torque or manual torque passed to the screw mandrel (the trapezoidal external screw thread of processing it on) that insulate, moving contact corresponding with three-station (be machined with trapezoidal internal thread on it or be embedded in the inserts with trapezoidal thread at moving contact) coordinates, worm drive are utilized to drive motion (piston type) or rotational motion (disconnecting link formula) before and after moving contact.
In existing technology, the arrangement of clutch of three-station mechanism is varied, typical such as electromagnetic clutch, automatic dropout clutch etc., slip-clutch etc..Using electromagnetic clutch need to rely on external power source work, use occasion is limited；Automatically dropout clutch configuration is complicated, and reliability is low；Sliding-frictional resistance need to be overcome during slip-clutch clutch, and stress can be there is in electric operating in three-station mechanism, i.e. rest on any position of connection, isolation, ground connection when switch on/off electric operation, all can there is bigger stress in clutch junction, if now wanting to switch to manual operation, bigger resistance need to be overcome could to realize the operating physical force limit of hand-electric clutch, even more than general operation person.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that the arrangement of clutch of a kind of three-station mechanism.
The technical solution adopted in the utility model is:
The arrangement of clutch of a kind of three-station mechanism, it includes bearing holder (housing, cover), spacer, back-moving spring, clutch push rod, on-of pin, electric machine rotation wheel, manual operation wheel, manual shaft and operation handle；
One end of described manual shaft is provided with the polygon endoporus axially extended, operation handle is detachably located in polygon endoporus, the other end of manual shaft is provided with axially extended cylindrical hole, described cylindrical hole, polygon endoporus are coaxially disposed with manual shaft, cylindrical hole connects with polygon endoporus, clutch push rod is movably set in the cylindrical hole of manual shaft, one end of clutch push rod is arranged towards polygon endoporus, the other end of clutch push rod is provided with radial direction through hole, on-of pin is located in described radial direction through hole
The outer wall of manual shaft is provided with position limiting convex ring, and manual operation wheel is held within one end of position limiting convex ring side manual shaft by a retainingf key, and described electric machine rotation wheel is rotatably sheathed on the other end of the manual shaft being positioned at position limiting convex ring opposite side,
Manual shaft other end opposite sides is provided with the first escape groove axially extended, on-of pin two ends are stretched out from the first escape groove of the opposite sides of the manual shaft other end respectively, on-of pin be respectively fixed at two ends with a roller, the inwall of electric machine rotation wheel is provided with the second escape groove axially extended answered with pair of rollers, one axle head of roller is positioned at the first escape groove, another axle head of roller is positioned at the second escape groove, roller and the second escape groove and is slidably connected；
Described bearing holder (housing, cover) is fixed on the end face of the manual shaft other end, described back-moving spring and spacer are set on the manual shaft other end from inside to outside, back-moving spring and spacer are between bearing holder (housing, cover) and electric machine rotation are taken turns, the overhead inner face in bearing holder (housing, cover) and the outer ring of roller are distinguished in the two ends of back-moving spring, one end of spacer is fixing with the inner face of bearing holder (housing, cover) to be connected, and the end face that the other end of spacer is taken turns with electric machine rotation is slidably connected.
Described roller is cylindrical roller part or rolling bearing.
Described roller is fixed on on-of pin by block card.
The arrangement of clutch of described three-station mechanism is applicable to two position switch mechanisms.
This utility model uses above technical scheme, when three-station mechanism needs manual operation, operation handle inserts from the right-hand end polygon endoporus of manual shaft, operation handle end overcomes the active force of back-moving spring to promote clutch push rod and the on-of pin that is contained in clutch push rod radial direction through hole to move along the first escape groove of manual shaft, it is loaded on the roller at on-of pin two ends promoted the most therewith and move along the first escape groove of manual shaft and leave from the second escape groove of electric machine rotation wheel, electric machine rotation wheel does not produce axial displacement under the position-limiting action of bearing holder (housing, cover) and spacer, now electric machine rotation wheel departs from the original drive connection of manual shaft, when manual shaft rotates, electric machine rotation wheel will not concomitant rotation；Now, if electric machine rotation then drive motor turns wheel rotation, but without starting moving axis rotation.Manual shaft rotate through retainingf key pass to manual operation wheel realize movement output.
When three-station machine needs structure electric operating, operation handle exits from the right-hand end polygon endoporus of manual shaft, and return spring pressure acts on the roller at on-of pin two ends, promotes on-of pin and clutch push rod to reset.nullIf now roller just align electric machine rotation wheel the second escape groove，Then under the active force of back-moving spring，2 rollers are by the second escape groove being pushed into electric machine rotation wheel，If now the second escape groove of roller unjustified electric machine rotation wheel，The opposite side end face that roller will be taken turns against electric machine rotation under the active force of back-moving spring，The left side i.e. illustrated，After driven by motor electric machine rotation wheel idle running certain angle, the second escape groove is inevitable aligns with roller，2 rollers are pushed in the second escape groove of electric machine rotation wheel under the active force of back-moving spring，The rotation of electric machine rotation wheel i.e. passes to roller by the second escape groove，Roller is positioned at the second escape groove and first escape groove of manual shaft of electric machine rotation wheel the most simultaneously，Roller passes motion to manual shaft and drives manual shaft to rotate，Manual shaft rotate through retainingf key pass to electric machine rotation wheel realize movement output.
After three position mechanism electric operating terminates, need to turn by manual operation, now, under the counteracting force of switch contact pressure, bigger stress is had on manual operation wheel, operation order operates with aforesaid three-station mechanism manual, difference is now to operate handle end in addition to need to overcoming the counteracting force of back-moving spring, still need the partial frictional power overcoming the counteracting force of switch contact to produce, force of sliding friction herein is changed into the force of rolling friction of roller by this utility model, and clutch action is light, flexible, be difficult to clamping stagnation.
Arrangement of clutch of the present utility model, for as three-station mechanism manual, electric clutch in three-station mechanism, it is achieved hands, electric operating are non-interference, and clutch action is light, flexible, be difficult to clamping stagnation.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, this utility model is described in further details；
Fig. 1 is the structural representation of the arrangement of clutch of this utility model a kind of three-station mechanism；
Fig. 2 is the decomposing schematic representation of the arrangement of clutch of this utility model a kind of three-station mechanism.
Detailed description of the invention
As shown in Figure 1 or 2, this utility model includes bearing holder (housing, cover) 1, spacer 2, back-moving spring 3, clutch push rod 4, on-of pin 5, electric machine rotation wheel 8, manual operation wheel 10, manual shaft 11 and operation handle (not shown)；
One end of described manual shaft 11 is provided with the polygon endoporus 13 axially extended, operation handle is detachably located in polygon endoporus 13, operation handle can promote the clutch push rod 4 in cylindrical hole 14 to move, the other end of manual shaft 11 is provided with axially extended cylindrical hole 14, described cylindrical hole 14, polygon endoporus 13 is coaxially disposed with manual shaft 11, cylindrical hole 14 connects with polygon endoporus 13, clutch push rod 4 is movably set in the cylindrical hole 14 of manual shaft 11, one end of clutch push rod 4 is arranged towards polygon endoporus 13, the other end of clutch push rod 4 is provided with radial direction through hole, on-of pin 5 is located in described radial direction through hole,
The outer wall of manual shaft 11 is provided with position limiting convex ring 15, manual operation wheel 10 is held within one end of position limiting convex ring 15 side manual shaft 11 by a retainingf key 9, described electric machine rotation wheel 8 is rotatably sheathed on the other end of the manual shaft 11 being positioned at position limiting convex ring 15 opposite side
Manual shaft 11 other end opposite sides is provided with the first escape groove axially extended, on-of pin 5 two ends are stretched out from the first escape groove of the opposite sides of manual shaft 11 other end respectively, on-of pin 5 be respectively fixed at two ends with a roller 6, the inwall of electric machine rotation wheel 8 is provided with second escape groove that axially extend corresponding with roller 6, one axle head of roller 6 is positioned at the first escape groove, another axle head of roller 6 is positioned at the second escape groove, and roller 6 is slidably connected with the second escape groove；
Described bearing holder (housing, cover) 1 is fixed on the end face of manual shaft 11 other end, described back-moving spring 3 and spacer 2 are set on manual shaft 11 other end from inside to outside, back-moving spring 3 and spacer 2 are taken turns between 8 at bearing holder (housing, cover) 1 and electric machine rotation, the two ends of back-moving spring 3 overhead respectively is in the inner face of bearing holder (housing, cover) 1 and the outer ring of roller 6, one end of spacer 2 is fixing with the inner face of bearing holder (housing, cover) 1 to be connected, and the other end of spacer 2 is slidably connected with the end face of electric machine rotation wheel 8.Bearing holder (housing, cover) 1 coordinates spacer 2 and the axial location of position limiting convex ring 15 reality electric machine rotation wheel 8.
Described roller 6 is cylindrical roller 6 part or rolling bearing.
Described roller 6 is fixed on on-of pin 5 by block card 7.
The two axial ends of described roller 6 is fitted with the first escape groove of manual shaft 11 and the second escape groove of electric machine rotation wheel 8 respectively.
The arrangement of clutch of described three-station mechanism is applicable to two position switch mechanisms.
Of the present utility model operation principle be described in detail below:
As shown in Figure 1, when three-station mechanism needs manual operation, operation handle inserts from the right-hand end polygon endoporus 13 of manual shaft 11, operation handle end overcomes the active force of back-moving spring 3 to be pushed away toward the left side of diagram by clutch push rod 4, it is contained in the on-of pin 5 in clutch push rod 4 radial direction through hole promoted with it and move along the first escape groove of manual shaft 11, it is loaded on the roller 6 at on-of pin 5 two ends promoted the most therewith and move along the first escape groove of manual shaft 11 and leave from the second escape groove of electric machine rotation wheel 8, electric machine rotation wheel 8 does not produce axial displacement under the position-limiting action of bearing holder (housing, cover) 1 and spacer 2, now electric machine rotation wheel 8 departs from the original drive connection of manual shaft 11, when manual shaft 11 rotates, electric machine rotation wheel 8 will not concomitant rotation；Now, if electric machine rotation then drive motor rotates wheel 8 rotation, but rotate without starting moving axis 11.The retainingf key 9 that rotates through of manual shaft 11 passes to manual operation wheel and 10 realizes movement output.
nullWhen three-station machine needs structure electric operating，Operation handle exits from the right-hand end polygon endoporus 13 of manual shaft 11，Back-moving spring 3 pressure acts on the roller 6 at on-of pin 5 two ends，Promote on-of pin 5 and clutch push rod 4 toward the right motion of diagram，If now roller 6 just align electric machine rotation wheel 8 the second escape groove，Then under the active force of back-moving spring 3，2 rollers 6 are by the second escape groove being pushed into electric machine rotation wheel 8，If now the second escape groove of roller 6 unjustified electric machine rotation wheel 8，Roller 6 will take turns the opposite side end face of 8 under the active force of back-moving spring 3 against electric machine rotation，The left side i.e. illustrated，After driven by motor electric machine rotation wheel 8 idle running certain angle, the second escape groove is inevitable aligns with roller 6，2 rollers 6 are pushed in the second escape groove of electric machine rotation wheel 8 under the active force of back-moving spring 3，The rotation of electric machine rotation wheel 8 i.e. passes to roller 6 by the second escape groove，Roller 6 is positioned at the second escape groove and first escape groove of manual shaft 11 of electric machine rotation wheel 8 the most simultaneously，Roller 6 passes motion to manual shaft 11 and drives manual shaft 11 to rotate，The retainingf key 9 that rotates through of manual shaft 11 passes to electric machine rotation wheel and 8 realizes movement output.
As shown in Figure 1, after three position mechanism electric operating terminates, need to turn by manual operation, now, under the counteracting force of switch contact pressure, bigger stress is had on manual operation wheel 10, operation order operates with aforesaid three-station mechanism manual, difference is now to operate handle end in addition to need to overcoming the counteracting force of back-moving spring 3, still need the partial frictional power overcoming the counteracting force of switch contact to produce, force of sliding friction herein is changed into the force of rolling friction of roller 6 by this utility model, and clutch action is light, flexible, be difficult to clamping stagnation.
Above description is to explanation of the present utility model, is not to restriction of the present utility model, and this utility model limited range sees claim, and in the case of conceiving without prejudice to this utility model, this utility model can make any type of amendment.
The above; it it is only preferred embodiment of the present utility model; not imposing any restrictions this utility model, every any simple modification of being made above example according to this utility model design institute, change and equivalent structure change, and all still fall within the protection domain of technical solutions of the utility model.
Claims (4)
1. the arrangement of clutch of a three-station mechanism, it is characterised in that: it includes bearing holder (housing, cover), spacer, back-moving spring, clutch push rod, on-of pin, electric machine rotation wheel, manual operation wheel, manual shaft and operation handle；
One end of described manual shaft is provided with the polygon endoporus axially extended, operation handle is detachably located in polygon endoporus, the other end of manual shaft is provided with axially extended cylindrical hole, described cylindrical hole, polygon endoporus are coaxially disposed with manual shaft, cylindrical hole connects with polygon endoporus, clutch push rod is movably set in the cylindrical hole of manual shaft, one end of clutch push rod is arranged towards polygon endoporus, the other end of clutch push rod is provided with radial direction through hole, on-of pin is located in described radial direction through hole
The outer wall of manual shaft is provided with position limiting convex ring, and manual operation wheel is held within one end of position limiting convex ring side manual shaft by a retainingf key, and described electric machine rotation wheel is rotatably sheathed on the other end of the manual shaft being positioned at position limiting convex ring opposite side,
Manual shaft other end opposite sides is provided with the first escape groove axially extended, on-of pin two ends are stretched out from the first escape groove of the opposite sides of the manual shaft other end respectively, on-of pin be respectively fixed at two ends with a roller, the inwall of electric machine rotation wheel is provided with the second escape groove axially extended answered with pair of rollers, one axle head of roller is positioned at the first escape groove, another axle head of roller is positioned at the second escape groove, roller and the second escape groove and is slidably connected；
Described bearing holder (housing, cover) is fixed on the end face of the manual shaft other end, described back-moving spring and spacer are set on the manual shaft other end from inside to outside, back-moving spring and spacer are between bearing holder (housing, cover) and electric machine rotation are taken turns, the overhead inner face in bearing holder (housing, cover) and the outer ring of roller are distinguished in the two ends of back-moving spring, one end of spacer is fixing with the inner face of bearing holder (housing, cover) to be connected, and the end face that the other end of spacer is taken turns with electric machine rotation is slidably connected.
A kind of arrangement of clutch of three-station mechanism, it is characterised in that: described roller is cylindrical roller part or rolling bearing.
A kind of arrangement of clutch of three-station mechanism, it is characterised in that: described roller is fixed on on-of pin by block card.
A kind of arrangement of clutch of three-station mechanism, it is characterised in that: the arrangement of clutch of described three-station mechanism is applicable to two position switch mechanisms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620135654.XU CN205428732U (en) | 2016-02-23 | 2016-02-23 | Three station on -off mechanism's clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620135654.XU CN205428732U (en) | 2016-02-23 | 2016-02-23 | Three station on -off mechanism's clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205428732U true CN205428732U (en) | 2016-08-03 |
Family
ID=56541394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620135654.XU Active CN205428732U (en) | 2016-02-23 | 2016-02-23 | Three station on -off mechanism's clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205428732U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109545588A (en) * | 2018-10-09 | 2019-03-29 | 新疆特变电工自控设备有限公司 | A kind of conversion clutch applied to switchgear |
-
2016
- 2016-02-23 CN CN201620135654.XU patent/CN205428732U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109545588A (en) * | 2018-10-09 | 2019-03-29 | 新疆特变电工自控设备有限公司 | A kind of conversion clutch applied to switchgear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Fuqing City, Fuzhou City, Fujian province 350000 Rongqiao economic and Technological Development (Hong Lu Jie Dao Zhou Dian Cun) Patentee after: FUJIAN CEEPOWER CO.,LTD. Address before: Fuqing City, Fuzhou City, Fujian province 350000 Rongqiao economic and Technological Development (Hong Lu Jie Dao Zhou Dian Cun) Patentee before: Zhong Neng electric (Fuqing) Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: CEEPOWER Co.,Ltd. Assignor: FUJIAN CEEPOWER CO.,LTD. Contract record no.: 2018350000008 Denomination of utility model: Three station on -off mechanism's clutch Granted publication date: 20160803 License type: Common License Record date: 20180612 |
|
| EE01 | Entry into force of recordation of patent licensing contract |