CN203850232U - Miniature circuit breaker handle structure with clutch function - Google Patents
Miniature circuit breaker handle structure with clutch function Download PDFInfo
- Publication number
- CN203850232U CN203850232U CN201420242233.8U CN201420242233U CN203850232U CN 203850232 U CN203850232 U CN 203850232U CN 201420242233 U CN201420242233 U CN 201420242233U CN 203850232 U CN203850232 U CN 203850232U
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- CN
- China
- Prior art keywords
- circuit breaker
- boss
- miniature circuit
- arc groove
- projection
- 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.)
- Expired - Lifetime
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- 238000005096 rolling process Methods 0.000 claims description 23
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 abstract description 23
- 230000005540 biological transmission Effects 0.000 abstract description 10
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 230000001419 dependent effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000004224 protection Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model discloses a miniature circuit breaker handle structure with a clutch function, comprising a handle and a shaft. The handle is fixedly connected with a rotary disk. The rotary disk has a shaft hole. The miniature circuit breaker handle structure is characterized in that the rotary disk has a projection part in the shaft direction; the projection part can rotate around the shaft and has a first boss and a second boss; the miniature circuit breaker handle structure also comprises a rotating member provided with teeth on the outer periphery, the rotating member has a shaft sleeve sleeving the shaft, and the outer periphery of the shaft sleeve has an arc groove with a gap; the arc groove has a third boss and a fourth boss; and the outer diameter of the projection part is slightly smaller than the minimal inner diameter of the arc groove, the arc length of the arc groove is larger than the arc length of the projection part, and the projection part can rotate in the arc groove. The miniature circuit breaker handle structure has the beneficial effects that separation of the handle and a transmission mechanism is achieved in manual operation, stress of the handle is reduced, and the service life of the miniature circuit breaker handle structure is prolonged.
Description
Technical field
The utility model relates to electric switch technical field, particularly relates to a kind of motor-operating mechanism of miniature circuit breaker.
Background technology
Miniature circuit breaker; being called for short MCB, is most popular a kind of terminal protection electrical equipment during electric terminal power distribution equipment draws, for protections such as the short circuit of single-phase, the three-phase below 125A, overload, overvoltages; comprise one pole 1P, four kinds of two utmost point 2P, three utmost point 3P, four utmost point 4P etc.The motor-operating mechanism of circuit breaker be a kind of be a kind of annex for far distance automatic separating brake and combined floodgate circuit breaker, motor-operating mechanism has two kinds, electric motor operating mechanism and operation electriomagnet mechanism.Electric motor operating mechanism is for mold cased circuit breaker shell frame, by the position of the cam of motor-operating mechanism inside, reaches splitting or integrating, and circuit breaker, when operating with motor drive mechanism, can guarantee that circuit breaker is reliably closed.But this kind of motor-operating mechanism worked as circuit and broken down, and in the time of need to overhauling, handle likely, by people's misoperation, causes security threat to maintainer.
A kind of motor-operating mechanism of circuit breaker is disclosed in Chinese patent literature CN203277259U, its technical scheme adopting is, the motor-operating mechanism of this kind of circuit breaker, comprise rolling disc, slide plate and a semi-circular teeth dish, described rolling disc one side arranges one handle, described rolling disc opposite side extension arranges a rotating shaft, in described rotating shaft, offer a holddown groove, described semicircle fluted disc embeds in holddown groove and is socketed on same axis with rotation seat, on described rolling disc, offer a breach, one end of described slide plate is provided with promotion button, on described promotion button, offer a padlock hole, the other end of described slide plate is provided with snap fit, when slide plate moves backward, snap fit is buckled in the breach of rolling disc.But for the handle arrangement setting of circuit breaker, not reasonable in this technical scheme, cannot realize the disengaging of handle and transmission mechanism when manual, firmly can be very large during operating grip, after long-time use, cause handle and corresponding transmission mechanism all can wear and tear, shortened useful life.
In Chinese patent literature CN102184783A, disclose a kind of electric operating mechanism of circuit-breaker, comprised the support being installed on main shaft; On described main shaft, ratchet is installed, described ratchet and main shaft can rotate on support; Ratchet is provided with the dependent power operation ratchet of corresponding matching, described dependent power operation ratchet with on support for driving the reciprocating crank and rocker mechanism of dependent power operation ratchet to be connected.In the technical scheme of this patent documentation, yet do not relate to circuit breaker handle arrangement is improved.
Utility model content
The technical problems to be solved in the utility model is, provides a kind of and realizes handle and transmission mechanism when manual and depart from, and reduces handle stressed, the circuit breaker handle arrangement with clutch function increasing the service life.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is, this miniature circuit breaker handle arrangement with clutch function includes handle and axle, and described handle is connected with rolling disc, and rolling disc has axis hole, and described rolling disc has projection vertically; Described projection can pivot, and described projection also has the first boss and the second boss; Also include the toothed revolving meber in outside, described revolving meber has the axle sleeve being sleeved on axle, and described axle sleeve periphery has a notched arc groove; Described arc groove has the 3rd boss and the 4th boss; The external diameter of described projection is slightly less than the minimum diameter of described arc groove, and the arc length of arc groove is greater than the arc length of projection, and projection can rotate in arc groove.
Adopt technique scheme, revolving meber is arranged to periphery shroud tooth, is in order to be meshed with other transmission mechanisms; Projection can be various shape, but it must pivot; Described revolving meber has the axle sleeve being sleeved on axle, and described axle sleeve periphery has a notched arc groove, and the object that breach is set is to make projection can enter in arc groove; In addition, the external diameter of projection is slightly less than the minimum diameter of described arc groove, and the arc length of arc groove is greater than the arc length of projection, and the object arranging is like this that projection can rotate in arc groove, and is to rotate freely in certain angle.
When wanting electric switch-on circuit breaker, revolving meber turns clockwise around axle as driving link, the 4th boss on revolving meber drives the first boss, handle is turned clockwise around axle, reach behind service position, revolving meber is rotated counterclockwise around axle, make the 3rd boss on revolving meber approach the second boss, now operating grip rotates in certain angle, and handle can not drive revolving meber, realizes the disengaging object of handle and transmission mechanism when manual; When wanting electronic separating brake miniature circuit breaker, revolving meber is rotated counterclockwise around axle as driving link, the 3rd boss on revolving meber drives the second boss, handle is rotated counterclockwise around axle, reaches behind service position, revolving meber turns clockwise around axle, make the 4th boss on revolving meber approach the first boss, now operating grip rotates in certain angle, and handle can not drive revolving meber, realizes the disengaging object of handle and transmission mechanism when manual.
Further improve and be, described projection is circular arc, and its center of circle and axis coinciding make it match with axle sleeve external structure, and projection can better pivot.
Further improve and be, described the 3rd boss and the 4th boss form the coupling part of axle sleeve, and axle sleeve is connected with revolving meber by coupling part, form a part for revolving meber, and revolving meber is pivoted by the axle sleeve being sleeved on axle.
Further improve and be, described projection is positioned at rolling disc upper end, adopts such setting, makes projection not have miscellaneous part compacting, and its rotary freedom is larger.
Further improve and be, described handle and rolling disc are integrative-structures, make the linkage of handle and rolling disc stronger, have weakened the twisting resistance of handle to rolling disc.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and execution mode of the present utility model, further describe:
Fig. 1 is the front view of the miniature circuit breaker handle arrangement of the utility model band clutch function;
Fig. 2 is the rearview of Fig. 1;
Fig. 3 is the structural representation that Fig. 1 does not install revolving meber;
Fig. 4 is the structural representation of looking up of Fig. 3;
Fig. 5 is the structural representation of revolving meber;
Fig. 6 is the structural representation that Fig. 3 does not have installation shaft;
Fig. 7 is with the circuit breaker handle arrangement of clutch function and the schematic diagram that coordinates of transmission mechanism in Fig. 1;
Fig. 8 is the overall structure schematic diagram of miniature circuit breaker;
Wherein: 1-is with the miniature circuit breaker handle arrangement of clutch function; 2-handle; 3-axle; 4-rolling disc; 401-axis hole; 5-projection; 501-the first boss; 502-the second boss; 6-revolving meber; 601-axle sleeve; 602-arc groove; 603-the 3rd boss; 604-the 4th boss; 605-coupling part; 606-breach.
Embodiment
As shown in Figure 1, miniature circuit breaker handle arrangement 1(Fig. 8 with clutch function is the overall structure schematic diagram of miniature circuit breaker), include handle 2 and axle 3, handle 3 is connected with rolling disc 4, rolling disc 4 has axis hole 401(as shown in Figure 6), rolling disc 4 has projection 5 vertically; Projection 5 can be around axle 3 rotation, projection 5 also have the first boss 501 and the second boss 502(as Fig. 2,3 and Fig. 4 as shown in); Also include the toothed revolving meber 6 in outside, as shown in Figure 5, revolving meber 6 has the axle sleeve 601 being sleeved on axle 3, and axle sleeve 601 peripheries have the arc groove 602 with breach 606, and arc groove 602 is also the parts that belong to revolving meber 6; Described arc groove 602 has the 3rd boss 603 and the 4th boss 604; The external diameter of projection 5 is slightly less than the minimum diameter of described arc groove 602, and the arc length of arc groove 602 is greater than the arc length of projection 5, and projection 5 can be in the interior rotation of arc groove 602; Projection 5 is circular arc, its center of circle and axis coinciding, and the 3rd boss 603 and the 4th boss 604 form the coupling part 605 of axle sleeve 601; As shown in Figure 3, projection 5 is positioned at rolling disc 4 upper ends, and handle 3 and rolling disc 4 are integrative-structures.
During assembling, as shown in Figure 2, projection is realized and being assemblied in arc groove by breach by revolving meber, inserts axle, fixing three's position relationship, and then as shown in Figure 7, revolving meber meshes with driving member realization; During operation, when wanting electric switch-on circuit breaker, revolving meber turns clockwise around axle as driving link, and the 4th boss on revolving meber drives the first boss, and handle is turned clockwise around axle, reach behind service position, revolving meber is rotated counterclockwise around axle, makes the 3rd boss on revolving meber approach the second boss, and now operating grip rotates in certain angle, handle can not drive revolving meber, realizes the disengaging object of handle and transmission mechanism when manual; When wanting electronic separating brake miniature circuit breaker, revolving meber is rotated counterclockwise around axle as driving link, the 3rd boss on revolving meber drives the second boss, handle is rotated counterclockwise around axle, reaches behind service position, revolving meber turns clockwise around axle, make the 4th boss on revolving meber approach the first boss, now operating grip rotates in certain angle, and handle can not drive revolving meber, realizes the disengaging object of handle and transmission mechanism when manual.
More than show and described basic principle of the present utility model, principal character and advantage.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and specification, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. with a miniature circuit breaker handle arrangement for clutch function, include handle and axle, described handle is connected with rolling disc, and rolling disc has axis hole, it is characterized in that, described rolling disc has projection vertically; Described projection can pivot, and described projection also has the first boss and the second boss; Also include the toothed revolving meber in outside, described revolving meber has the axle sleeve being sleeved on axle, and described axle sleeve periphery has a notched arc groove; Described arc groove has the 3rd boss and the 4th boss; The external diameter of described projection is slightly less than the minimum diameter of described arc groove, and the arc length of arc groove is greater than the arc length of projection, and projection can rotate in arc groove.
2. the miniature circuit breaker handle arrangement with clutch function according to claim 1, is characterized in that, described projection is circular arc, its center of circle and axis coinciding.
3. the miniature circuit breaker handle arrangement with clutch function according to claim 1 and 2, is characterized in that, described the 3rd boss and the 4th boss form the coupling part of axle sleeve.
4. the miniature circuit breaker handle arrangement with clutch function according to claim 3, is characterized in that, described projection is positioned at rolling disc upper end.
5. the miniature circuit breaker handle arrangement with clutch function according to claim 4, is characterized in that, described handle and rolling disc are integrative-structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420242233.8U CN203850232U (en) | 2014-05-13 | 2014-05-13 | Miniature circuit breaker handle structure with clutch function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420242233.8U CN203850232U (en) | 2014-05-13 | 2014-05-13 | Miniature circuit breaker handle structure with clutch function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203850232U true CN203850232U (en) | 2014-09-24 |
Family
ID=51563217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420242233.8U Expired - Lifetime CN203850232U (en) | 2014-05-13 | 2014-05-13 | Miniature circuit breaker handle structure with clutch function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203850232U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107610986A (en) * | 2017-10-10 | 2018-01-19 | 温州市正松电气有限公司 | A kind of divide-shut brake transmission device with clutch function and its a kind of breaker |
-
2014
- 2014-05-13 CN CN201420242233.8U patent/CN203850232U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107610986A (en) * | 2017-10-10 | 2018-01-19 | 温州市正松电气有限公司 | A kind of divide-shut brake transmission device with clutch function and its a kind of breaker |
| CN107610986B (en) * | 2017-10-10 | 2020-09-29 | 温州市正松电气有限公司 | Opening and closing transmission device with clutch function and circuit breaker thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SUZHOU FUTURE ELECTRICAL CO., LTD. Free format text: FORMER NAME: SUZHOU FUTURE ELECTRICAL APPARATUS CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 215144 Suzhou, Jiangsu Province, Beiqiao Hope Industrial Park, Wu Kai Road No. 8, No. Patentee after: The following electrical equipment limited company in Suzhou Address before: 215144 Suzhou, Jiangsu Province, Beiqiao Hope Industrial Park, Wu Kai Road No. 8, No. Patentee before: Suzhou Future Electrical Apparatus Co., Ltd. |