CN109308973A - A kind of arrangement of clutch and the electric switch operating mechanism using the arrangement of clutch - Google Patents
A kind of arrangement of clutch and the electric switch operating mechanism using the arrangement of clutch Download PDFInfo
- Publication number
- CN109308973A CN109308973A CN201710625629.9A CN201710625629A CN109308973A CN 109308973 A CN109308973 A CN 109308973A CN 201710625629 A CN201710625629 A CN 201710625629A CN 109308973 A CN109308973 A CN 109308973A
- Authority
- CN
- China
- Prior art keywords
- push rod
- roller
- hole
- arrangement
- radial
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/54—Mechanisms for coupling or uncoupling operating parts, driving mechanisms, or contacts
- H01H3/58—Mechanisms for coupling or uncoupling operating parts, driving mechanisms, or contacts using friction, toothed, or other mechanical clutch
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/26—Power arrangements internal to the switch for operating the driving mechanism using dynamo-electric motor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
Landscapes
- Transmission Devices (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
The present invention relates to a kind of arrangement of clutch and use the electric switch operating mechanism of the arrangement of clutch, arrangement of clutch includes driving shaft and driven member, driving shaft has axis hole, axis hole hole wall is equipped at least two circumferentially spaced radial through-hole, driven member is equipped with groove corresponding with radial through-hole, it is moved back and forth in radial through-hole and is equipped with driving member, driving member be displaced outwardly in radial through-hole with groove grafting, driving member is roller, it is moved back and forth in axis hole and is equipped with push rod, push rod, which has, is used for the positive pushing tow stroke that pushing tow roller is displaced outwardly and the reversed evacuation stroke for avoiding the roller moved inward, push rod is equipped with the first pushing part, roller is equipped with the second pushing part, at least one pushing part in two pushing parts is radial contraction structure.It is contacted using roller with the cooperation of the groove of driven member, contact form is line contact, can be effectively reduced the stress of contact area, promotes intensity and the service life of contact surface.
Description
Technical field
The present invention relates to a kind of arrangement of clutch and use the electric switch operating mechanism of the arrangement of clutch.
Background technique
In current electronic rapid grounding electric switch operating mechanism, motor driven gear will be moved by arrangement of clutch
Connecting lever is passed to, connecting lever compressed spring energy storage, energy-stored spring is compressed to maximum value at movement dead position, crosses spring behind dead point
Energy will discharge automatically, drive earthing switch combined floodgate or separating brake.Spring energy discharge when, arrangement of clutch separation, motor not by
Impact.
The structure of arrangement of clutch in existing operating mechanism is as shown in Figure 1 and Figure 2, and arrangement of clutch includes driving shaft 16 and set
The clutch gear 11 as driven member outside driving shaft 16, driving shaft 16 are the axle sleeve structure with inner hole, clutch gear
With inner hole corresponding with driving shaft, the inner hole wall of clutch gear is equipped with three circumferentially spaced grooves, driving shaft
16 axle sleeve wall be equipped with three grooves, 111 one-to-one three radial through-hole 161, in each radial through-hole 161 respectively
Be equipped with the ball 15 as driving member, moved in the inner hole of driving shaft along axial reciprocating and be equipped with push rod 12, putting back-end with
The power output portion pushing tow of electromagnetic drive mechanism 10 cooperates, and push rod front end is pushed up with the reset spring 13 being arranged in driving shaft inner hole
Cooperation is pushed away, push rod is equipped with the tapering transition section 14 that radial dimension becomes larger from the front to the back.
When operating mechanism energy storage, the electromagnet energized action of electromagnetic drive mechanism 10 overcomes 13 active force of reset spring, top
Push rod 12 moves forward, and the pushing tow ball 15 in moving process of tapering transition section 14 is displaced outwardly, the prominent master of ball a part
The radial through-hole 161 of moving axis with on clutch gear groove 111 cooperate, ball be in engagement position, realize driving shaft 16 with from
The transmission of gear 11 is closed, the two rotates together.Moment is discharged in energy, reset spring pushes push rod 12, the tapering transition of push rod open
Duan Buzai pushing tow ball, when clutch gear rotation, ball is extruded in the radial through-hole for dropping back into driving shaft, as driving member
Ball, which is now in, is detached from position, and driving shaft is separated with the clutch gear as driven member.
This ball arrangement of clutch is simple and compact for structure, strong applicability.But due to the groove of clutch gear and ball
Contact form is point contact, when energy-stored spring decrement is larger or after the certain number of operation, the contact groove of clutch gear
Edge is easy to appear point corrosion, influences the clutch action time, and will cause clutch gear when serious can not separate with transmission shaft.For
Reduction spot corrosion influences, and often uses high-strength material, and enhance surface hardness as far as possible, the cost is relatively high.
Summary of the invention
The purpose of the present invention is to provide a kind of arrangement of clutch, with solve in the prior art the ball of arrangement of clutch with it is driven
Groove on part inner hole wall is that point contact leads to the technical issues of point corrosion easily occur；Meanwhile the present invention also provides one kind to make
With the electric switch operating mechanism of above-mentioned arrangement of clutch.
To achieve the above object, the technical solution of arrangement of clutch provided by the present invention is: a kind of arrangement of clutch, including master
Moving axis and the driven member being sleeved on outside driving shaft, driving shaft have the axis hole axially extended, and the hole wall of axis hole is equipped at least
Two circumferentially spaced radial through-hole extended out on driving shaft outer peripheral surface, the inner hole wall of driven member be equipped with
Radial through-hole corresponds to the groove of arrangement, moves back and forth in radial through-hole and is equipped with driving member, driving member is outside in radial through-hole
It is mobile with groove grafting, move inward to be detached from groove, driving member is the roller axially extending along driven member inner hole, described
It is moved back and forth in axis hole and is equipped with push rod, push rod is with the positive pushing tow stroke being displaced outwardly for pushing tow roller and for avoiding
The reversed evacuation stroke of the roller moved inward, push rod are equipped with the first pushing part, and roller is equipped with the second pushing part, two pushing tows
At least one pushing part in portion is radial contraction structure, so that push rod two pushing parts when moving on positive pushing tow stroke are mutual
Thrusting slip is to force roller to be displaced outwardly.
In arrangement of clutch provided by the present invention, contacted using roller with the cooperation of the groove of driven member, contact form is line
Contact, compared with the point contact form in ball arrangement of clutch in the prior art, can be effectively reduced the stress of contact area,
Promote intensity and the service life of contact surface.It is moved back and forth, is controlled in radial through-hole using the push rod control roller of reciprocating movement
Mode processed is simply square.
As a further improvement, being pushed away along the axially opposing arrangement of driving shaft there are two described in the axis hole of the driving shaft
Bar, the stroke that two push rods move towards are the positive pushing tow stroke, and the stroke that two push rods are moved away from is described reversed
Avoid stroke.In the present solution, mobile come pushing tow roller using two push rods, roller stress balance is effectively improved roller stress feelings
Condition.
As a further improvement, two pushing part is the radial contraction structure, the second pushing tow of the roller
Portion is the semiglobe for being set to roller axial ends.The second pushing part on roller is semiglobe, in this way can be in roller
In the case that appearance circumferentially rotates, the pushing tow for not influencing the first pushing part of roller and the second pushing part of push rod is contacted.
As a further improvement, two push rod has opposite end positioned opposite, the first pushing part of push rod is to set
It is placed in the conical section that push rod is held in opposite directions.
It is moved back and forth as a further improvement, two push rod is driven by driving mechanism, driving mechanism includes being arranged in
To apply the reset spring for forcing two push rods to be moved away from active force to two push rods between two push rods.
As a further improvement, spring pilot hole is respectively equipped on two push rod, the reset spring guiding assembly
In the spring pilot hole.
The technical solution of electric switch using above-mentioned arrangement of clutch operating mechanism provided by the present invention is: Yi Zhong electricity
Air cock operating mechanism, including motor, arrangement of clutch and energy storage axle, arrangement of clutch include the driving shaft connecting with motor drive
With the driven member being sequentially connected with energy storage axle, driven member is sleeved on outside driving shaft, and driving shaft has the axis hole axially extended, axis
The hole wall in hole is equipped at least two circumferentially spaced radial through-hole extended out on driving shaft outer peripheral surface, driven
The inner hole wall of part is equipped with the groove of arrangement corresponding with radial through-hole, moves back and forth in radial through-hole and is equipped with driving member, is driven
Part be displaced outwardly in radial through-hole with groove grafting, move inward to be detached from groove, driving member be along driven member inner hole
Axially extending roller moves back and forth in the axis hole and is equipped with push rod, and push rod has to be displaced outwardly just for pushing tow roller
Reversed evacuation stroke to pushing tow stroke and for avoiding the roller moved inward, push rod is equipped with the first pushing part, on roller
Equipped with the second pushing part, at least one pushing part in two pushing parts is radial contraction structure, so that push rod is in positive pushing tow row
The mutual thrusting slip of two pushing parts is when moving in journey to force roller to be displaced outwardly.
Along the axially opposing arrangement of driving shaft there are two the push rod in the axis hole of the driving shaft, two push rods are moved towards
Stroke be the positive pushing tow stroke, the stroke that two push rods are moved away from be the reversed evacuation stroke.
Two pushing part is the radial contraction structure, and the second pushing part on the roller is to be set to roller axle
To the semiglobe at both ends；Two push rod has opposite end positioned opposite, and the first pushing part of push rod is to be set to accordingly
The conical section of push rod held in opposite directions.
Two push rod is driven by driving mechanism and is moved back and forth, and driving mechanism includes being arranged between two push rods to push away to two
Bar applies the reset spring for forcing two push rods to be moved away from active force.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of ball arrangement of clutch in existing electronic high speed grounding switch；
Fig. 2 is sectional view at A-A in Fig. 1；
Fig. 3 be arrangement of clutch provided by the present invention a kind of embodiment structural schematic diagram (arrangement of clutch be in engagement shape
State)；
Fig. 4 is sectional view at B-B in Fig. 3；
Fig. 5 is the structural schematic diagram that arrangement of clutch shown in Fig. 3 is in discrete state；
Fig. 6 is sectional view at C-C in Fig. 5.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
The specific embodiment of arrangement of clutch provided by the present invention, as shown in Figures 3 to 6, the clutch dress in the embodiment
It sets including driving shaft 27 and the driven member 25 being sleeved on outside driving shaft 27, driving shaft 27 herein is specially gear shaft, driven member
Specially driven gear, driving shaft 27 have the axis hole axially extended, and axis hole is through-hole structure, and the hole wall of axis hole is equipped with extremely
Few two circumferentially spaced radial through-hole 271 extended out on driving shaft outer peripheral surface, in the inner hole of driven member 25
Wall is equipped with three grooves 251 that arrangement is corresponded with radial through-hole, yearns for along driving shaft diameter in each radial through-hole 271
The multiple mobile roller 26 being equipped with as driving member, roller 26 for be displaced outwardly in radial through-hole with 251 grafting of groove,
It moves inward to be detached from groove, roller 26 is axially extending along driven member inner hole, correspondingly, radial through-hole 271 is actually
Long kidney-shaped hole.
Assembly is moved back and forth in the axis hole of driving shaft 27, and there are two push rods 22, and two push rods are along the axially opposing interval point of driving shaft
Cloth, for two push rods of reciprocating movement, the stroke that two push rods 22 move towards is to be displaced outwardly just for pushing tow roller
To pushing tow stroke, the stroke that two push rods are moved away from is the reversed evacuation stroke for avoiding the roller moved inward.
The first pushing part 28 that pushing tow roller is displaced outwardly is respectively provided on each push rod, it is corresponding, roller 26
Axial ends is respectively equipped with the second pushing part, and in the present embodiment, the first pushing part and the second pushing part accordingly cooperated is to work as
The push rod radial contraction structure of the mobile mutual thrusting slip of phase to force roller to be displaced outwardly on positive pushing tow stroke.
In the present embodiment, one end that two push rods 22 are arranged in opposite directions is opposite end, and the first pushing part 28 of each push rod is specific
The conical section held in opposite directions for push rod.And the second pushing part on roller is specially the semiglobe for being set to roller axial ends.
When two push rods move on the positive pushing tow stroke drawn close in opposite directions, push rod holds the conical section and roller having in opposite directions
On corresponding semiglobe thrusting slip be displaced outwardly with pushing tow roller, the partial insertion of the prominent radial through-hole 271 of roller 26 from
In the groove 251 of moving part 25, driven member 25 is engaged with driving shaft 27.Two push rods when on opposite separate reversed evacuation stroke,
Push rod no longer pushing tow roller is displaced outwardly, and when driven member rotation, driven member applies thrusting action power to roller, and roller will be inside
It falls, the groove of roller and driven member is detached from, at this point, driving shaft and driven member are in disengaged position.
In the present embodiment, two push rods 22 by driving mechanism drive move back and forth, driving mechanism include be arranged in two push rods it
Between apply to two push rods two push rods forced to be moved away from the reset spring 23 of active force, spring guiding is respectively equipped on push rod
Hole, the guiding of reset spring 23 are assemblied in spring pilot hole.
Driving mechanism further includes the electromagnetic drive mechanism 21 of corresponding each push rod setting, two electromagnetic drive mechanisms, 21 structure phase
Together, electromagnetic drive mechanism 21 is fixedly mounted on driving shaft 27, the output section of electromagnetic drive mechanism 21 and corresponding push rod pushing tow
Cooperation, when the coil of electromagnetic drive mechanism obtains electric, the corresponding push rod 22 of electromagnetic drive mechanism pushing tow is moved up in positive pushing tow stroke
Dynamic, pushing tow roller 26 is displaced outwardly under the mating reaction of two push rods 22,251 grafting of groove on roller 26 and driven member.When
When the coil losing electricity of electromagnetic drive mechanism, reset spring moves pushing tow push rod on reversely evacuation stroke, no longer pushing tow roller,
Under the pressure effect that driven member applies, roller will be moved inward to be detached from the groove on driven member.
Arrangement of clutch provided by the present embodiment at work, as shown in Figure 3 and Figure 4, the line of two electromagnetic drive mechanisms
Enclose electric, electromagnetic drive mechanism 21 moves pushing tow push rod 22 on positive pushing tow stroke, and two push rods cooperate pushing tow three rollings
Column 26 is displaced outwardly, and roller 26 protrudes a part from the radial through-hole of driving shaft, with the groove on the inner hole wall of driven member 25
It is mating, realize the couple drive of driving shaft 27 and driven member 25.
When the coil losing electricity of two electromagnetic drive mechanisms, as shown in Figure 5 and Figure 6, under the action of reset spring 23, two
Push rod moves on reversely evacuation stroke, and under the extruding of driven member 25, roller 26 will be dropped back into radial through-hole 271, roller 26
It is detached from the groove 271 of driven member 25, realizes the separation of driving shaft and driven member.
In arrangement of clutch provided by the present embodiment, contacted using roller with the cooperation of the groove of driven member, contact form is
Line contact, compared with the point contact form in ball arrangement of clutch in the prior art, can be effectively reduced answering for contact area
Power promotes intensity and the service life of contact surface.In the present embodiment, arrangement of clutch is bidirectional clutch device, also, holding due to roller
It is larger to carry power, can be applied to heavily loaded place.
In arrangement of clutch provided by the present embodiment, using two push rods for being axially opposite, being moved away from along driving shaft come
Control reciprocating movement of the roller in radial through-hole.In other embodiments, single push rod can also be used, and to carry out pushing tow roller outside
It is mobile, for example, two the first pushing parts can be arranged on single push rod, at this point, can be by two the second pushing parts pair on roller
Roller both ends should be set, to facilitate the pushing tow driving for realizing single push rod.In other embodiments, can also only be arranged single
Push rod can only be arranged first pushing part on single push rod, since the movement of electromagnetic drive mechanism is very fast, generally will not influence
The normal work of roller.
In the present embodiment, control mechanism includes reset spring and two electromagnetic drive mechanisms, is pushed away using reset spring control
Bar resets, and easy to adjust, failure rate is low.In other embodiments, push rod can also be controlled into using corresponding electromagnetic drive mechanism
Reciprocating movement.Certainly, in other embodiments, other mechanisms such as electric push rod mechanism driving push rod can also be used back and forth to move
Dynamic, which can also be the pusher portion of electric push rod mechanism, at this point, not needing that push rod is additionally arranged again.
In the present embodiment, the engagement of driving shaft and driven member is realized using three rollers.In other embodiments, it can also answer
The engagement of driving shaft and driven member is realized with the roller of two rollers or three or more, multiple rollers are circumferentially spaced i.e.
It can.
The present invention also provides a kind of embodiment of electric switch operating mechanism, operating mechanism in the embodiment with it is existing
The structure of the operating mechanism of earthing switch is essentially identical in technology, including motor, arrangement of clutch and corresponding energy storage axle, and existing
Unlike technology, arrangement of clutch in the present embodiment is using the structure in above-mentioned arrangement of clutch embodiment, in arrangement of clutch
Driven member is specially driven gear, and the driven gear and energy storage axle are sequentially connected.
Electric switch operating mechanism in the present embodiment can be the operating mechanism of earthing switch, can also for breaker,
The operating mechanism of the operating mechanism of disconnecting switch or other high-voltage switch gears.
Claims (10)
1. a kind of arrangement of clutch, including driving shaft and the driven member being sleeved on outside driving shaft, driving shaft, which has, to be axially extended
The hole wall of axis hole, axis hole is logical equipped at least two circumferentially spaced radial directions extended out on driving shaft outer peripheral surface
Hole, the inner hole wall of driven member are equipped with the groove of arrangement corresponding with radial through-hole, move back and forth in radial through-hole and be equipped with transmission
Part, driving member be displaced outwardly in radial through-hole with groove grafting, move inward to be detached from groove, it is characterised in that: pass
Moving part is the roller axially extending along driven member inner hole, moves back and forth in the axis hole and is equipped with push rod, push rod has for pushing up
The positive pushing tow stroke that roller is displaced outwardly and the reversed evacuation stroke for avoiding the roller moved inward are pushed away, push rod is equipped with
First pushing part, roller are equipped with the second pushing part, at least one pushing part in two pushing parts is radial contraction structure, so that
Push rod when being moved on positive pushing tow stroke the mutual thrusting slip of two pushing parts to force roller to be displaced outwardly.
2. arrangement of clutch according to claim 1, it is characterised in that: along driving shaft axial direction phase in the axis hole of the driving shaft
To arrangement there are two the push rod, the stroke that two push rods move towards is the positive pushing tow stroke, and two push rods move opposite to each other
Dynamic stroke is the reversed evacuation stroke.
3. arrangement of clutch according to claim 2, it is characterised in that: two pushing part is the radial contraction knot
Structure, the second pushing part of the roller are the semiglobe for being set to roller axial ends.
4. arrangement of clutch according to claim 3, it is characterised in that: two push rod has opposite end positioned opposite,
First pushing part of push rod is the conical section for being set to push rod and holding in opposite directions.
5. according to arrangement of clutch described in Claims 2 or 3 or 4, it is characterised in that: two push rod from driving mechanism drive toward
Multiple mobile, driving mechanism includes being arranged between two push rods to force two push rods to be moved away from answering for active force to the application of two push rods
Position spring.
6. arrangement of clutch according to claim 5, it is characterised in that: it is respectively equipped with spring pilot hole on two push rod,
The reset spring guiding is assemblied in the spring pilot hole.
7. a kind of electric switch operating mechanism, including motor, arrangement of clutch and energy storage axle, arrangement of clutch includes and motor drive
The driving shaft of connection and the driven member being sequentially connected with energy storage axle, driven member are sleeved on outside driving shaft, and driving shaft has along axial direction
The axis hole of extension, the hole wall of axis hole are equipped at least two and circumferentially spaced extend out on driving shaft outer peripheral surface
Radial through-hole, the inner hole wall of driven member are equipped with the groove of arrangement corresponding with radial through-hole, move back and forth assembly in radial through-hole
Have a driving member, driving member be displaced outwardly in radial through-hole with groove grafting, move inward to be detached from groove, feature exists
In: driving member is the roller axially extending along driven member inner hole, moves back and forth in the axis hole and is equipped with push rod, and push rod, which has, to be used
The positive pushing tow stroke being displaced outwardly in pushing tow roller and the reversed evacuation stroke for avoiding the roller moved inward, on push rod
Equipped with the first pushing part, roller is equipped with the second pushing part, at least one pushing part in two pushing parts is radial contraction structure,
So that push rod when being moved on positive pushing tow stroke the mutual thrusting slip of two pushing parts to force roller to be displaced outwardly.
8. electric switch operating mechanism according to claim 7, it is characterised in that: along master in the axis hole of the driving shaft
For the axially opposing arrangement of moving axis there are two the push rod, the stroke that two push rods move towards is the positive pushing tow stroke, two
The stroke that push rod is moved away from is the reversed evacuation stroke.
9. electric switch operating mechanism according to claim 8, it is characterised in that: two pushing part is the diameter
To contraction structure, the second pushing part on the roller is the semiglobe for being set to roller axial ends；The two push rods tool
There is opposite end positioned opposite, the first pushing part of push rod is the conical section held in opposite directions for being set to corresponding push rod.
10. according to electric switch operating mechanism described in claim 7 or 8 or 9, it is characterised in that: two push rod is by driving
The driving of motivation structure moves back and forth, and driving mechanism includes being arranged between two push rods to force two push rods to move opposite to each other to the application of two push rods
The reset spring of dynamic deformation from motion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710625629.9A CN109308973B (en) | 2017-07-27 | 2017-07-27 | Clutch device and operating mechanism for electrical switch using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710625629.9A CN109308973B (en) | 2017-07-27 | 2017-07-27 | Clutch device and operating mechanism for electrical switch using same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109308973A true CN109308973A (en) | 2019-02-05 |
| CN109308973B CN109308973B (en) | 2021-06-04 |
Family
ID=65202188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710625629.9A Active CN109308973B (en) | 2017-07-27 | 2017-07-27 | Clutch device and operating mechanism for electrical switch using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109308973B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102022453A (en) * | 2010-11-11 | 2011-04-20 | 左佳奇 | Single-direction and double-direction clutch mechanism |
| CN103994158A (en) * | 2014-06-09 | 2014-08-20 | 北京航空航天大学 | Bidirectional clutch |
| CN104134568A (en) * | 2013-05-03 | 2014-11-05 | 西门子公司 | Clutch mechanism for energy storage device, and gas-insulation circuit breaker |
| CN104599874A (en) * | 2013-10-31 | 2015-05-06 | 西门子公司 | Clutch mechanism for energy storing device and gas insulated switch thereof |
| EP2848754A3 (en) * | 2013-09-11 | 2016-04-13 | Aug. Winkhaus GmbH & Co. KG | Locking cylinder |
-
2017
- 2017-07-27 CN CN201710625629.9A patent/CN109308973B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102022453A (en) * | 2010-11-11 | 2011-04-20 | 左佳奇 | Single-direction and double-direction clutch mechanism |
| CN104134568A (en) * | 2013-05-03 | 2014-11-05 | 西门子公司 | Clutch mechanism for energy storage device, and gas-insulation circuit breaker |
| EP2848754A3 (en) * | 2013-09-11 | 2016-04-13 | Aug. Winkhaus GmbH & Co. KG | Locking cylinder |
| CN104599874A (en) * | 2013-10-31 | 2015-05-06 | 西门子公司 | Clutch mechanism for energy storing device and gas insulated switch thereof |
| CN103994158A (en) * | 2014-06-09 | 2014-08-20 | 北京航空航天大学 | Bidirectional clutch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109308973B (en) | 2021-06-04 |
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