CN110571073A - Clutch device of electric operating mechanism for circuit breaker - Google Patents
Clutch device of electric operating mechanism for circuit breaker Download PDFInfo
- Publication number
- CN110571073A CN110571073A CN201910982167.5A CN201910982167A CN110571073A CN 110571073 A CN110571073 A CN 110571073A CN 201910982167 A CN201910982167 A CN 201910982167A CN 110571073 A CN110571073 A CN 110571073A
- Authority
- CN
- China
- Prior art keywords
- clutch
- rotating wheel
- shaft sleeve
- operating mechanism
- axial extension
- 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.)
- Pending
Links
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
Landscapes
- Mechanical Operated Clutches (AREA)
Abstract
The invention belongs to the technical field of electrical equipment, and relates to a clutch device of an electric operating mechanism for a circuit breaker, which comprises a top plate and a bottom plate which are arranged in parallel, wherein a support shaft penetrates through the top plate and the bottom plate, a first rotating wheel and a second rotating wheel are sleeved on the support shaft, the first rotating wheel is provided with an axial extension part, and a clutch shaft sleeve is sleeved on the axial extension part and synchronously rotates along with the first rotating wheel; the bottom plate is also provided with a lifting operating mechanism which can drive the clutch shaft sleeve to axially move along the axial extension part so as to realize the separation or connection of the clutch shaft sleeve and the second rotating wheel. The clutch device can improve the clutch precision, prolong the service life, improve the clutch reliability and reduce the force required by the action, and has the advantages of simple structure and convenient operation, and is suitable for batch production.
Description
Technical Field
The invention belongs to the technical field of electrical equipment, and relates to a clutch device of an electric operating mechanism for a circuit breaker.
Background
With the development of the electric power industry in China, the circuit breaker is used as a key electric appliance in a power distribution link, the functions of the circuit breaker are more and more, the structure of the circuit breaker is more and more complex, and more new circuit breakers need to be provided with clutch devices in an electric operating mechanism matched with the circuit breaker. At present, the clutch devices of a plurality of electric operating mechanisms have the problems of low clutch precision, easy failure, unreliable action, large torque required by clutch, inconvenient operation and the like. These problems pose a significant safety hazard to the distribution of electricity.
Disclosure of Invention
The invention aims at the problems and provides a clutch device of an electric operating mechanism for a circuit breaker, which can improve the clutch precision, prolong the service life, improve the clutch reliability and reduce the force required by action, has simple structure and convenient operation and is suitable for batch production.
According to the technical scheme of the invention: a clutch device of an electric operating mechanism for a circuit breaker is characterized in that: the clutch mechanism comprises a top plate and a bottom plate which are arranged in parallel, a support shaft penetrates through the top plate and the bottom plate, a first rotating wheel and a second rotating wheel are sleeved on the support shaft, the first rotating wheel is provided with an axial extension part, and a clutch shaft sleeve is sleeved on the axial extension part and synchronously rotates along with the first rotating wheel; the bottom plate is also provided with a lifting operating mechanism which can drive the clutch shaft sleeve to axially move along the axial extension part so as to realize the separation or connection of the clutch shaft sleeve and the second rotating wheel.
As a further improvement of the present invention, the axially extending bottom surface of the first rotor is supported on the upper surface of the second rotor.
As a further improvement of the clutch device, the axial extension part is provided with a limiting block which extends axially, the clutch shaft sleeve is provided with a guide hole matched with the axial extension part, and the limiting block is matched with a limiting groove arranged on the clutch shaft sleeve.
As a further improvement of the invention, the lifting operating mechanism comprises a side plate fixed on the bottom plate, an eccentric shaft is rotatably arranged on the side plate, a torsion spring is sleeved on the eccentric shaft, one end of the torsion spring is limited by a limit pin arranged on the eccentric shaft, and the other end of the torsion spring extends into a positioning hole on the side plate; a push rod is also vertically arranged on the eccentric shaft, and a stop lever is arranged on the side plate to limit the push rod; the eccentric shaft is close to separation and reunion axle sleeve one end and sets up the semi-section axial region, the panel bottom surface of separation and reunion axle sleeve is arranged in to the semi-section axial region, and when the eccentric shaft rotated, the semi-section axial region promoted separation and reunion axle sleeve along axial extension reciprocating motion.
As a further improvement of the invention, the second rotating wheel is provided with a power hole, the bottom surface of the clutch shaft sleeve is provided with a supporting part, the bottom surface of the supporting part is provided with a power block, and the power block can be matched with the power hole so as to realize the linkage of the clutch shaft sleeve and the second rotating wheel.
As a further improvement of the invention, the axial extension part is sleeved with a spring, the upper end of the spring is tightly pressed against the bottom surface of the panel of the first rotating wheel, and the lower end of the spring is tightly pressed against the top surface of the panel of the clutch shaft sleeve.
The invention has the technical effects that: the product is safe and stable and meets the market demand; the service life is long, the precision is high, the action is reliable, the torque required by the clutch action is small, and the operation is convenient; the structure is simple, the assembly is easy, and the one-time assembly qualification rate is high; the product has good consistency and is suitable for batch production.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a right side view of the present invention.
Fig. 3 is a perspective view of the present invention.
Fig. 4 is a perspective view of the first wheel.
Fig. 5 is a perspective view of the second reel.
Fig. 6 is a perspective view of the clutch collar.
Fig. 7 is a perspective view of the eccentric shaft.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings.
in the drawings 1 ~ 7, the device comprises a top plate 1, a bottom plate 2, a side plate 3, a support shaft 4, a first rotating wheel 5, an axial extension part 5 ~ 1, a limiting block 5 ~ 11, a second rotating wheel 6, a power hole 6 ~ 1, a clutch shaft sleeve 7, a guide hole 7 ~ 1, a limiting groove 7 ~ 11, a support part 7 ~ 2, a power block 7 ~ 3, an eccentric shaft 8, a half ~ section shaft part 8 ~ 1, a torsion spring 9, a push rod 10, a limiting pin 11, a stop lever 12, a spring 13 and the like.
as shown in fig. 1 ~ 7, the invention relates ~ a clutch device of an electric operating mechanism for a circuit breaker, which comprises a top plate 1 and a bottom plate 2 which are arranged in parallel, wherein a support shaft 4 penetrates through the top plate 1 and the bottom plate 2, a first rotating wheel 5 and a second rotating wheel 6 are sleeved on the support shaft 4, the first rotating wheel 5 is provided with an axial extension part 5-1, a clutch shaft sleeve 7 is sleeved on the axial extension part 5-1 and rotates synchronously with the first rotating wheel 5, and a lifting operating mechanism is further arranged on the bottom plate 2 and can drive the clutch shaft sleeve 7 ~ move axially along the axial extension part 5-1 so as ~ realize the separation or connection of the clutch shaft sleeve 7 and the second rotating wheel 6.
The axially extending portion 5-1 of the first rotor 5 is supported at its bottom surface on the upper surface of the second rotor 2.
The axial extension part 5-1 is provided with a limiting block 5-11 which is arranged in an axial extension way, the clutch shaft sleeve 7 is provided with a guide hole 7-1 which is matched with the axial extension part 5-1, and the limiting block 5-11 is matched with a limiting groove 7-11 which is arranged on the clutch shaft sleeve 7.
The lifting operating mechanism comprises a side plate 3 fixed on the bottom plate 2, an eccentric shaft 8 is rotatably arranged on the side plate 3, a torsion spring 9 is sleeved on the eccentric shaft 8, one end of the torsion spring 9 is limited by a limiting pin 11 arranged on the eccentric shaft 8, and the other end of the torsion spring 9 extends into a positioning hole in the side plate 3; a push rod 10 is also vertically arranged on the eccentric shaft 8, and a stop lever 12 is arranged on the side plate 3 to limit the push rod 10; one end of the eccentric shaft 8, which is close to the clutch shaft sleeve 7, is provided with a semi-section shaft part 8-1, the semi-section shaft part 8-1 is arranged on the bottom surface of the panel of the clutch shaft sleeve 7, and when the eccentric shaft 8 rotates, the semi-section shaft part 8-1 pushes the clutch shaft sleeve 7 to reciprocate along the axial extension part 5-1.
The second rotating wheel 6 is provided with a power hole 6-1, the bottom surface of the clutch shaft sleeve 7 is provided with a supporting part 7-2, the bottom surface of the supporting part 7-2 is provided with a power block 7-3, and the power block 7-3 can be matched with the power hole 6-1 to realize the linkage of the clutch shaft sleeve 7 and the second rotating wheel 6.
The axial extension part 5-1 is sleeved with a spring 13, the upper end of the spring 13 is tightly propped against the bottom surface of the panel of the first rotating wheel 5, and the lower end of the spring 13 is tightly pressed against the top surface of the panel of the clutch shaft sleeve 7.
As shown in figures 1 ~ 7, the working process of the product of the invention is as follows, a first rotating wheel 5 and a second rotating wheel 6 are simultaneously arranged on a supporting shaft 4, an eccentric shaft 8 is arranged on a side plate 3, the eccentric shaft 8 can rotate around the axis of the eccentric shaft 8, a torsion spring 9, a limit pin 11 and a push rod 10 are arranged on the eccentric shaft 8, one end of the torsion spring 9 is arranged in an installation hole of the side plate 3, the other end is fixed on one side of the limit pin 11, and the push rod 10 is stopped on a stop lever 12 on the side plate 3 by the torsion.
As shown in fig. 1, in the natural state, the eccentric shaft 8 and the clutch sleeve 7 are in a non-contact state. The clutch shaft sleeve 7 is provided with an inner hole matched with the first rotating wheel 5 and can synchronously rotate along with the first rotating wheel 5. The clutch shaft sleeve 7 is pushed by the spring 13, and the power block 7-3 of the clutch shaft sleeve 7 extends into the power hole 6-1 of the second rotating wheel 6, so that the second rotating wheel 6 and the clutch shaft sleeve 7 can rotate synchronously.
As shown in figure 2, the push rod 10 is pushed, the eccentric shaft 8 rotates, thereby pushing the clutch shaft sleeve 7, the spring 13 is compressed, the power block 7-2 of the clutch shaft sleeve 7 is moved out of the power hole 6-1 of the second rotating wheel 6, and the second rotating wheel 6 and the clutch shaft sleeve 7 do not rotate synchronously any more. The push rod 10 is loosened, the push rod 10 and the eccentric shaft 8 are reset under the action of the torsion spring 9, the clutch shaft sleeve 7 is pushed by the spring 13, and the power block 7-3 extends into the power hole 6-1 of the second rotating wheel 6, so that the first rotating wheel 5 and the second rotating wheel 6 rotate synchronously.
Claims (6)
1. A clutch device of an electric operating mechanism for a circuit breaker is characterized in that: the device comprises a top plate (1) and a bottom plate (2) which are arranged in parallel, a supporting shaft (4) penetrates through the top plate (1) and the bottom plate (2), a first rotating wheel (5) and a second rotating wheel (6) are sleeved on the supporting shaft (4), the first rotating wheel (5) is provided with an axial extension part (5-1), and a clutch shaft sleeve (7) is sleeved on the axial extension part (5-1) and synchronously rotates along with the first rotating wheel (5); the bottom plate (2) is also provided with a lifting operating mechanism which can drive the clutch shaft sleeve (7) to axially move along the axial extension part (5-1) so as to realize the separation or connection of the clutch shaft sleeve (7) and the second rotating wheel (6).
2. The clutch device of an electric operating mechanism for a circuit breaker according to claim 1, wherein: the bottom surface of the axial extension part (5-1) of the first rotating wheel (5) is supported on the upper surface of the second rotating wheel (2).
3. The clutch device of an electric operating mechanism for a circuit breaker according to claim 1, wherein: the clutch mechanism is characterized in that the axial extension part (5-1) is provided with a limiting block (5-11) which is axially extended, the clutch shaft sleeve (7) is provided with a guide hole (7-1) which is matched with the axial extension part (5-1), and the limiting block (5-11) is matched with a limiting groove (7-11) which is arranged on the clutch shaft sleeve (7).
4. The clutch device of an electric operating mechanism for a circuit breaker according to claim 1, wherein: the lifting operating mechanism comprises a side plate (3) fixed on the bottom plate (2), an eccentric shaft (8) is rotatably arranged on the side plate (3), a torsion spring (9) is sleeved on the eccentric shaft (8), one end of the torsion spring (9) is limited through a limiting pin (11) arranged on the eccentric shaft (8), and the other end of the torsion spring (9) extends into a positioning hole in the side plate (3); a push rod (10) is also vertically arranged on the eccentric shaft (8), and a stop lever (12) is arranged on the side plate (3) to limit the push rod (10); one end of the eccentric shaft (8) close to the clutch shaft sleeve (7) is provided with a semi-section shaft part (8-1), the bottom surface of a panel of the clutch shaft sleeve (7) is arranged in the semi-section shaft part (8-1), and when the eccentric shaft (8) rotates, the semi-section shaft part (8-1) pushes the clutch shaft sleeve (7) to reciprocate along the axial extension part (5-1).
5. The clutch device of an electric operating mechanism for a circuit breaker according to claim 1 or 4, wherein: the clutch mechanism is characterized in that a power hole (6-1) is formed in the second rotating wheel (6), a supporting portion (7-2) is arranged on the bottom surface of the clutch shaft sleeve (7), a power block (7-3) is arranged on the bottom surface of the supporting portion (7-2), and the power block (7-3) can be matched with the power hole (6-1) to realize linkage of the clutch shaft sleeve (7) and the second rotating wheel (6).
6. The clutch device of an electric operating mechanism for a circuit breaker according to claim 1 or 4, wherein: the axial extension part (5-1) is sleeved with a spring (13), the upper end of the spring (13) is tightly pressed against the bottom surface of the panel of the first rotating wheel (5), and the lower end of the spring (13) is tightly pressed against the top surface of the panel of the clutch shaft sleeve (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910982167.5A CN110571073A (en) | 2019-10-16 | 2019-10-16 | Clutch device of electric operating mechanism for circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910982167.5A CN110571073A (en) | 2019-10-16 | 2019-10-16 | Clutch device of electric operating mechanism for circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110571073A true CN110571073A (en) | 2019-12-13 |
Family
ID=68785052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910982167.5A Pending CN110571073A (en) | 2019-10-16 | 2019-10-16 | Clutch device of electric operating mechanism for circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110571073A (en) |
-
2019
- 2019-10-16 CN CN201910982167.5A patent/CN110571073A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201669367U (en) | Disc type impeller riveting device | |
| CN205863076U (en) | A kind of three station spring interrupters | |
| CN211125413U (en) | Clutch device of electric operating mechanism for circuit breaker | |
| CN110571073A (en) | Clutch device of electric operating mechanism for circuit breaker | |
| CN202434408U (en) | Medium-voltage gas insulation isolation switch | |
| CN207587618U (en) | The switching off/on device of vacuum circuit breaker | |
| CN203386644U (en) | Directly-moving type isolation switch | |
| CN108538663B (en) | Novel dual-power transfer switch mechanism | |
| CN205845732U (en) | A kind of electric operation module of direct-acting three-working-position isolation | |
| CN208189494U (en) | Tripping linkage mechanism | |
| CN209729753U (en) | A kind of gas-filling cabinet operation mechanism with three-position switch arrangement of clutch | |
| CN103700522B (en) | A kind of spring operating mechanism for generator circuit breaker | |
| CN203799976U (en) | Hand-operated electrically-operated mechanism of breaker and reclosing breaker having same | |
| CN2911934Y (en) | Switch | |
| CN102860170B (en) | Garden instrument | |
| CN202084490U (en) | Auxiliary contact device of frame circuit breaker | |
| CN204289161U (en) | A kind of switch cubicle | |
| CN207116267U (en) | The interlocking mechanism of breaker in a kind of distribution system | |
| CN204651266U (en) | A kind of interlock device of fixed breaker | |
| CN208045373U (en) | A kind of power-off force switch of mechanical temperature controller | |
| CN202275768U (en) | Forced disconnection rocker switch | |
| CN205810618U (en) | High voltage load switch and the mechanical interlocks of lower earthed switch | |
| CN2421401Y (en) | Caging device for electric door rolling machine | |
| CN215220627U (en) | Locking system of switch operating mechanism | |
| CN216719813U (en) | Isolating switch for GIS lightning arrester |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |