CN104455080A - Lever centrifugal clutch - Google Patents
Lever centrifugal clutch Download PDFInfo
- Publication number
- CN104455080A CN104455080A CN201410780022.4A CN201410780022A CN104455080A CN 104455080 A CN104455080 A CN 104455080A CN 201410780022 A CN201410780022 A CN 201410780022A CN 104455080 A CN104455080 A CN 104455080A
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- Prior art keywords
- centrifugal
- lever
- special
- shaped lever
- hollow slot
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- 230000007246 mechanism Effects 0.000 claims abstract description 42
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical group OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 210000002105 tongue Anatomy 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000002153 concerted effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 235000000832 Ayote Nutrition 0.000 description 1
- 235000009854 Cucurbita moschata Nutrition 0.000 description 1
- 240000001980 Cucurbita pepo Species 0.000 description 1
- 235000009804 Cucurbita pepo subsp pepo Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 235000015136 pumpkin Nutrition 0.000 description 1
Landscapes
- One-Way And Automatic Clutches, And Combinations Of Different Clutches (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
The invention discloses a lever centrifugal clutch comprising a driving disc, at least two centrifugal mechanisms and a driven disc. Each centrifugal mechanism comprises a centrifugal member, a deformed lever and a tensions spring and further comprises a positioning post. Each positioning post is movably sleeved with one end of the centrifugal member of one centrifugal mechanism and one end of the deformed lever on the adjacent centrifugal mechanism sequentially from bottom to top. Each tension spring allowing the deformed bars to return is disposed between every two adjacent deformed levers. The deformed levers are overlap-fastened to the centrifugal members by means of fitting of grooves and tongues and apply forces to the centrifugal members. As each centrifugal mechanism comprises only one positioning post, the structure of the driving disc is simplified, the manufacturing process is simplified, the production cost is lowered, the structure of the clutch is simplified, mounting and demounting are facilitated, maintenance cost is lowered, and workload is reduced for workers; shockproof washers are provided on the centrifugal members and the deformed levers, shocking of the clutch is avoided, noise is reduced, and the service life of the clutch is prolonged.
Description
Technical field
The present invention relates to clutch, specifically be a kind of lever centrifugal clutch.
Background technique
Existing centrifugal tyep automatic clutch, its basic structure by: driving link, centrifugal body and driven member and extension spring form, when prime mover rotating speed reaches setting speed, by the effect of centrifugal force, centrifugal body and driven disc are combined, transmitting torque (power), when rotating speed is lower than setting speed (starting rotating speed), centrifugal body is retracted by Returnning spring, centrifugal body is separated completely with friction disk, and contact (power) disconnects.In actual use, will be subject to return spring effect all the time, kinetic equation loss is comparatively serious for this centrifugal clutch.Overcome above-mentioned deficiency, reduce kinetic equation loss.In addition, when some engine speed are lower, such as microtilling machine, microtilling machine just cannot be made normally to use, for this reason, a lever centrifugal clutch of my design, apply for patent of invention, title: " lever centrifugal clutch " (application number: 201310402196.2).
For the said structure of " often organize cylinder and comprise centrifugal body locating column and special-shaped lever locating column; described centrifugal body locating column is near edge; special-shaped lever locating column is arranged on inside centrifugal body locating column " in last time patent of invention, it is in practical application and in producing, there is complex structure, difficulty of processing is large, high to material requirements, and interact to produce in special-shaped lever and centrifugal body movement process and shake, the performance and used life for product damages all to some extent.
Summary of the invention
In order to overcome the deficiency in background technique, improve lever centrifugal clutch with more simple and practical mode of structure.The invention provides a kind of lever centrifugal clutch, driving disc is provided with locating column, and one end of the special-shaped lever of one end of one group of centrifugal body of centrifugal mechanism and adjacent one group of centrifugal mechanism is actively socketed on same locating column, at centrifugal body and special-shaped lever clamping position, earthquake washer is set.By this structure, the simple processing of driving disc and the installation and removal of centrifugal body and special-shaped lever, prevent clutch in running because of centrifugal body and the mutual kinetic friction vibrations of special-shaped lever, extend the working life of clutch, when assurance function, simplify the structure, reduce cost.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is: a kind of lever centrifugal clutch, comprise driving disc, at least two group centrifugal mechanism and driven discs, driving disc connects external power supply, driven disc is buckled in centrifugal mechanism edge, driven disc is provided with power take-off mechanism, described centrifugal mechanism comprises centrifugal body, abnormity lever and extension spring, and often group centrifugal mechanism is all provided with a locating column, described locating column from bottom to up successively movable sheath be provided with centrifugal body one end of one group of centrifugal mechanism and special-shaped lever one end of adjacent centrifugal mechanism, realize two adjacent groups centrifugal mechanism end-to-end, the extension spring that special-shaped lever is resetted is provided with between described adjacent special-shaped lever, abnormity lever is connect by the fit system of groove and projection and centrifugal body weight stacking and is exerted a force to centrifugal body.
As further setting, described centrifugal body is crescent moon structure, is provided with sunk part at special-shaped its intermediate part, and a centrifugal body part is fastened in sunk part.
As further setting, described centrifugal body is crescent moon structure, in the middle part of centrifugal body, be provided with sunk part, and a part for special-shaped lever is fastened in sunk part.
As further arranging, described centrifugal body is crescent moon mechanism, is provided with bump body A in the middle part of centrifugal body, and special-shaped lever is provided with the hollow slot A matched with bump body A, and bump body A is fastened in hollow slot A.
As further arranging, described centrifugal body is crescent moon mechanism, is provided with hollow slot B in the middle part of centrifugal body, and special-shaped lever is provided with the bump body B matched with hollow slot B, and bump body B is fastened in hollow slot B.
As further arranging, described bump body A or hollow slot A is provided with earthquake washer.
As further arranging, described bump body B or hollow slot B is provided with earthquake washer.
The invention has the beneficial effects as follows: be actively socketed on same locating column relative to the fixed end of the centrifugal body of prior art and special-shaped lever, often organize centrifugal mechanism and only establish a locating column, the simple structure of driving disc, simplify course of working, reduce cost of production, centrifugal body and special-shaped lever are superposed from bottom to up successively and is socketed on locating column, make the structure of clutch simple, be convenient to remove and install, reduce maintenance cost, alleviate the amount of labour of workman.
Be provided with earthquake washer at centrifugal body and special-shaped lever, prevent in centrifugal body and special-shaped lever running and frictional impact occurs, avoid clutch and shake, alleviate noise, also extend the working life of clutch simultaneously.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of driving disc of the present invention.
Fig. 3 is the structural representation of driven disc of the present invention.
Fig. 4 is the structural representation of centrifugal body of the present invention.
Fig. 5 is the structural representation of special-shaped lever of the present invention.
Fig. 6 is the another kind of structural representation of centrifugal body of the present invention.
Fig. 7 is the another kind of structural representation of special-shaped lever of the present invention.
Graphical indicia: 1, driving disc, 2, centrifugal body, 201, bump body A, 202, hollow slot B, 3, special-shaped lever, 301, hollow slot A, 302, bump body B, 4, locating column, 5, extension spring, 6, buffer stopper, 7, buffer gasket, 8, driven disc.
Embodiment
Illustrate embodiments of the present invention by reference to the accompanying drawings.
A kind of lever centrifugal clutch, comprise driving disc, centrifugal mechanism and driven disc, external power supply is connected at driving disc, driven disc is buckled in centrifugal mechanism edge, driven disc is provided with power take-off mechanism, two adjacent groups centrifugal mechanism end-to-end, and be evenly distributed on driving disc, described centrifugal mechanism comprises centrifugal body, abnormity lever and extension spring, described driving disc is provided with locating column, described centrifugal body is crescent moon structure, one end of centrifugal body is provided with jack A, jack A is through to bottom surfaces by one end upper side of centrifugal body, be that master is provided with bump body A near middle part in centrifugal body one side, described special-shaped lever is long pumpkin shape and structure, jack B is provided with in special-shaped lever one end, jack B is through to bottom surfaces by one end upper side of special-shaped lever, special-shaped lever is provided with the hollow slot A matched with bump body A.Abnormity lever two ends hold respectively and be provided with attachment hole, the two ends of described extension spring connect the attachment hole of the special-shaped lever of two end-to-ends respectively, each special-shaped lever is connected in one structure be located on centrifugal body, jack B on the jack A of the centrifugal body of one group of centrifugal mechanism and the special-shaped lever of adjacent one group of centrifugal mechanism is set on locating column, centrifugal body and special-shaped lever are slidingly connected successively from bottom to up and are superimposed, the sidewall of the other end of centrifugal body is provided with an outstanding buffer stopper, bump body A is fastened in hollow slot A the special-shaped lever of centrifugal body and the band bump body that also can be provided with band hollow slot, the bump body of abnormity lever enters the hollow slot of centrifugal body.Abnormity lever, under the effect of the size variation of centrifugal force and extension spring, can rotate, the positive and negative rotation of special-shaped lever, can to centrifugal body formation " top " " pressure ".
Described a kind of lever centrifugal clutch, described locating column is arranged with buffer gasket.
Described a kind of lever centrifugal clutch, described centrifugal body is crescent moon mechanism, hollow slot B is provided with in the middle part of centrifugal body, special-shaped lever is provided with the bump body B matched with hollow slot B, bump body B is fastened in hollow slot B, the abnormity bump body B of lever contacts with the hollow slot B of centrifugal body and connects, and forms special-shaped lever to " top " " pressure " of centrifugal body under external force (centrifugal force, tension spring tension) effect.
Described a kind of lever centrifugal clutch, driving disc is provided with power connecting mechanism or driving disc is provided with driving wheel or line shaft.Wherein, power connecting mechanism, for be provided with flat key cover or spline housing or internal tooth casing in driving disc center portion, connects power source by flat key cover or spline housing or internal tooth casing; Or be provided with line shaft in driving disc center portion, connect power source by line shaft.
Embodiments of the present invention:
A kind of lever centrifugal clutch as shown in Fig. 1-Fig. 7, the card of driving disc 1 is provided with the locating column of two or more than two, the root of described locating column 4 is provided with step, one end of the centrifugal body 2 of one group of centrifugal mechanism is actively socketed on locating column 4, and mobilizable the other end of centrifugal body 2 is provided with bump body A201 near medium position; Correspondingly with it on described special-shaped lever 3 be provided with hollow slot A301, the hollow slot A301 that bump body A201 enters special-shaped lever 3 is inner.Special-shaped lever 3 one end of adjacent one group of centrifugal mechanism to be actively socketed on locating column 4 and to be positioned on centrifugal body 2, when special-shaped lever 3 centrifugal force is greater than the pulling force of extension spring 5, just by the bump body A201 of the centrifugal body 2 of hollow slot sidewall " top " of special-shaped lever 3, when special-shaped lever 3 centrifugal force is less than the pulling force of extension spring 5, just by the bump body A201 of the centrifugal body 2 of hollow slot sidewall " pressure " of special-shaped lever 3, due to special-shaped lever 3 along with the change of centrifugal force will produce relative sliding with locating column 4, one end sidewall of centrifugal body 2 is provided with an outstanding buffer stopper 6, also on described locating column 4, buffer gasket 7 can be installed, when special-shaped lever 3 return, buffer stopper 6 contacts with locating column 4, or special-shaped lever 3 contacts with buffer gasket 7, prevent special-shaped lever 3 to produce with locating column 4 in the process moved back and forth to clash into, reach shockproof effect, reduce noise, also extend the working life of clutch simultaneously, in the tectonic association that centrifugal body 2 and special-shaped lever 3 are provided with band hollow slot and bump body, installing earthquake washer on bump body or in hollow slot is also have such effect equally, maximized reduction wearing and tearing and noise, increase the service life.Described special-shaped lever 3 is provided with gap in one end of pivot bush unit locating column 4, the other end end tab divides and is provided with hole clipping, extension spring 5 one end is articulated in hole clipping, the other end is enclosed within another group locating column 4 by gap, also the two ends of special-shaped lever 3 all hole clipping can be provided with, the two ends of extension spring 5 are articulated in the hole clipping of two different in nature lever 3 end-to-ends respectively, are pressed on the power cover outer wall of driving disc inside described centrifugal body 2; Driven disc 8 is buckled in the outer rim of centrifugal body 2, and driven disc 8 is provided with power take-off mechanism, and the power take-off mechanism that driven disc 8 is arranged is tooth post.
During use, rotation function is accepted by driving disc 1, rotation function is passed to centrifugal body 2, special-shaped lever 3 by driving disc 1, when reaching setting speed (starting), centrifugal body 2 and the centrifugal force of special-shaped lever 3 make a concerted effort to be greater than the pulling force of extension spring 5, centrifugal force forces special-shaped lever 3 outwards to rotate, and makes centrifugal body 2 exterior face in conjunction with driven disc 8, and drives driven disc 8 to rotate; When rotating speed continues to raise, the centrifugal force of special-shaped lever 3 is greater than the pulling force of extension spring 5, and special-shaped lever 3, by the outer side surface of the bump body A201 of the centrifugal body 2 in inner side surface top of hollow slot A301, increases the outer knockout press of centrifugal body 2.Because centrifugal body 2 is tightly combined with driven disc 8, (power) moment of torsion transmitted between centrifugal body 2 and driven disc 8 is increased; When driving disc 1 is lower than setting speed (or starting rotating speed), centrifugal body 2 and the centrifugal force of special-shaped lever 3 make a concerted effort to be less than the pulling force of extension spring 5, extension spring 5 forces special-shaped lever 3 return, the inner side surface of the hollow slot A301 on abnormity lever 3 presses the bump body A201 on centrifugal body 2, centrifugal body 2 is forced to be pressed against on the outer wall of the power joint that driving disc is arranged, centrifugal body 2 is thrown off with driven disc 8, and moment of torsion transmission disconnects.In this using process, centrifugal body 2 when moving back and forth and locating column 4 can collide, and on locating column 4, be arranged with buffer gasket 7, or the one end contacted with locating column 4 at centrifugal body 2 is provided with buffer stopper 6, time such structural design makes centrifugal body 2 contact with locating column 4, avoid the vibrations caused, reduce noise, improve the working life of clutch.
In the above-described embodiment, also can be provided with the special-shaped lever 3 of band bump body B302 and the centrifugal body 2 of band hollow slot B202, the bump body B302 of special-shaped lever 3 enters the hollow slot B202 of centrifugal body 2.When other structure is constant, also effect same can be reached.
Inventing non-detailed portion is prior art.
Claims (7)
1. a lever centrifugal clutch, comprise driving disc (1), at least two group centrifugal mechanisms and driven disc (8), driving disc connects external power supply, driven disc (8) is buckled in centrifugal mechanism edge, driven disc (8) is provided with power take-off mechanism, it is characterized in that: described centrifugal mechanism comprises centrifugal body (2), abnormity lever (3) and extension spring (5), and often group centrifugal mechanism is all provided with a locating column (4), described locating column (4) from bottom to up successively movable sheath be provided with centrifugal body (2) one end of one group of centrifugal mechanism and special-shaped lever (3) one end of adjacent centrifugal mechanism, realize two adjacent groups centrifugal mechanism end-to-end, the extension spring (5) that special-shaped lever (3) is resetted is provided with between described adjacent special-shaped lever (3), abnormity lever (3) is exerted a force to centrifugal body (2) with centrifugal body (2) overlapping clamping by the fit system of groove and projection.
2. a kind of lever centrifugal clutch according to claim 1, is characterized in that: described centrifugal body (2) is crescent moon structure, and be provided with sunk part at special-shaped lever (3) middle part, centrifugal body (2) part is fastened in sunk part.
3. a kind of lever centrifugal clutch according to claim 1, is characterized in that: described centrifugal body (2) is crescent moon structure, and be provided with sunk part at centrifugal body (2) middle part, a part for special-shaped lever (3) is fastened in sunk part.
4. a kind of lever centrifugal clutch according to claim 2, it is characterized in that: described centrifugal body (2) is crescent moon mechanism, bump body A(201 is provided with) at centrifugal body (2) middle part, special-shaped lever (3) is provided with and bump body A(201) the hollow slot A(301 that matches), bump body A(201) be fastened on hollow slot A(301) in.
5. a kind of lever centrifugal clutch according to claim 3, it is characterized in that: described centrifugal body (2) is crescent moon mechanism, hollow slot B(202 is provided with) at centrifugal body (2) middle part, special-shaped lever (3) is provided with and hollow slot B(202) the bump body B(302 that matches), bump body B(302) be fastened on hollow slot B(202) in.
6. a kind of lever centrifugal clutch according to claim 4, is characterized in that: described bump body A(201) or hollow slot A(301) be provided with earthquake washer.
7. a kind of lever centrifugal clutch according to claim 5, is characterized in that: described bump body B(302) or hollow slot B(202) be provided with earthquake washer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410780022.4A CN104455080B (en) | 2014-12-17 | 2014-12-17 | Lever centrifugal clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410780022.4A CN104455080B (en) | 2014-12-17 | 2014-12-17 | Lever centrifugal clutch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104455080A true CN104455080A (en) | 2015-03-25 |
| CN104455080B CN104455080B (en) | 2017-04-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410780022.4A Active CN104455080B (en) | 2014-12-17 | 2014-12-17 | Lever centrifugal clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104455080B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107314056A (en) * | 2017-08-30 | 2017-11-03 | 张小卫 | A kind of centrifugal clutch, speed change system and motorcycle |
| CN110273934A (en) * | 2018-03-16 | 2019-09-24 | 天佑电器（苏州）有限公司 | Clutch and electric tool, garden instrument and food refuse disposer with it |
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|---|---|---|---|---|
| CN2581750Y (en) * | 2002-10-29 | 2003-10-22 | 许炎煌 | Load regulating mechanism for locomotive clutch |
| CN1594905A (en) * | 2004-06-30 | 2005-03-16 | 李义良 | Lever-type clutch for motorcycle |
| KR100773153B1 (en) * | 2006-07-24 | 2007-11-02 | 이용화 | Centrifugal clutch |
| CN101096983A (en) * | 2006-06-30 | 2008-01-02 | 段惠 | High braking power clutch capable of stably braking |
| CN201162792Y (en) * | 2008-03-19 | 2008-12-10 | 李小春 | Centrifugal type clutch for agricultural equipment |
| CN201265613Y (en) * | 2008-07-03 | 2009-07-01 | 光阳工业股份有限公司 | Clutch for vehicles |
| CN204458912U (en) * | 2014-12-17 | 2015-07-08 | 姜建中 | A kind of lever centrifugal clutch |
-
2014
- 2014-12-17 CN CN201410780022.4A patent/CN104455080B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2581750Y (en) * | 2002-10-29 | 2003-10-22 | 许炎煌 | Load regulating mechanism for locomotive clutch |
| CN1594905A (en) * | 2004-06-30 | 2005-03-16 | 李义良 | Lever-type clutch for motorcycle |
| CN101096983A (en) * | 2006-06-30 | 2008-01-02 | 段惠 | High braking power clutch capable of stably braking |
| KR100773153B1 (en) * | 2006-07-24 | 2007-11-02 | 이용화 | Centrifugal clutch |
| CN201162792Y (en) * | 2008-03-19 | 2008-12-10 | 李小春 | Centrifugal type clutch for agricultural equipment |
| CN201265613Y (en) * | 2008-07-03 | 2009-07-01 | 光阳工业股份有限公司 | Clutch for vehicles |
| CN204458912U (en) * | 2014-12-17 | 2015-07-08 | 姜建中 | A kind of lever centrifugal clutch |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107314056A (en) * | 2017-08-30 | 2017-11-03 | 张小卫 | A kind of centrifugal clutch, speed change system and motorcycle |
| CN107314056B (en) * | 2017-08-30 | 2019-02-22 | 张小卫 | A kind of centrifugal clutch, speed change system and motorcycle |
| CN110273934A (en) * | 2018-03-16 | 2019-09-24 | 天佑电器（苏州）有限公司 | Clutch and electric tool, garden instrument and food refuse disposer with it |
| CN110273934B (en) * | 2018-03-16 | 2024-05-10 | 天佑电器（苏州）有限公司 | Clutch and electric tool, garden tool and food waste disposer with same |
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| Publication number | Publication date |
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| CN104455080B (en) | 2017-04-19 |
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Effective date of registration: 20191106 Address after: 314100 Room 203, No. 198, Liuxi Road, Taozhuang Town, Jiashan County, Jiaxing City, Zhejiang Province Patentee after: Jiashan Taozhuang renewable resources Co., Ltd Address before: 471000 Henan Province, Luoyang city Jianxi District Dragon Linlu four neighborhood 23 Building 1 No. 2 Patentee before: Jiang Jianzhong |
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Application publication date: 20150325 Assignee: Jiaxing Taozhuang City Mineral Resources Co.,Ltd. Assignor: Jiashan Taozhuang renewable resources Co.,Ltd. Contract record no.: X2021330000131 Denomination of invention: Lever centrifugal clutch Granted publication date: 20170419 License type: Common License Record date: 20210825 |
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| EE01 | Entry into force of recordation of patent licensing contract |