CN104455080B - Lever centrifugal clutch - Google Patents
Lever centrifugal clutch Download PDFInfo
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- CN104455080B CN104455080B CN201410780022.4A CN201410780022A CN104455080B CN 104455080 B CN104455080 B CN 104455080B CN 201410780022 A CN201410780022 A CN 201410780022A CN 104455080 B CN104455080 B CN 104455080B
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- centrifugal
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- shaped lever
- centrifugation
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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, particularly relates to a kind of lever centrifugal clutch.
Background technology
Existing saxomat auto clutch, its basic structure by：Driving link, centrifugation body and driven member and extension spring group
Into when prime mover rotating speed reaches setting speed, combining centrifugation body and clutch plate by the effect of centrifugal force, transmitting torque
（Power）, when rotating speed is less than setting speed（Starting rotating speed）When, centrifugation body is retracted by back-moving spring, and centrifugation body is complete with frictional disk
Separate, contact（Power）Disconnect.This centrifugal clutch in actual use, be acted on all the time, power by return spring
Loss is more serious.Overcome above-mentioned not enough, reduction kinetic equation loss.Additionally, in the case where some engine speed are relatively low, than
Such as tiller, tiller is normally used, for this purpose, I designs a lever centrifugal clutch, apply sending out
Bright patent, title：" lever centrifugal clutch "（Application number：201310402196.2）.
In for last time patent of invention " every group of cylinder includes centrifugation body locating dowel and special-shaped lever locating dowel, described
Near edge, special-shaped lever locating dowel is arranged on centrifugation body locating dowel inner side to centrifugation body locating dowel " said structure, it is in reality
Using and production in, there is complex structure, difficulty of processing is big, high to material requirements, and is moved through with body is centrifuged in special-shaped lever
Interact in journey and produce vibrations, for the performance and used life of product has all been damaged.
The content of the invention
In in order to overcome the shortcomings of background technology, lever centrifugal clutch is improved with more simple and practical frame mode.
The invention provides a kind of lever centrifugal clutch, is provided with locating dowel on driving disc spacing pressing, and one group of centrifugal mechanism is centrifuged
One end of the special-shaped lever of one end of body and adjacent one group of centrifugal mechanism is actively socketed in same locating dowel, centrifugation body and
Special-shaped lever clamping position arranges earthquake washer.By this structure, the processing of simple driving disc spacing pressing and centrifugation body and special-shaped thick stick
The installation and removal of bar, prevent clutch from mutually moving the friction for causing shake because body and special-shaped lever is centrifuged in running
It is dynamic, the service life of clutch is extended, in the case of assurance function, structure is simplified, reduce cost.
To solve above-mentioned technical problem, the technical solution adopted in the present invention is：A kind of lever centrifugal clutch, including
Driving disc spacing pressing, at least two groups centrifugal mechanisms and clutch plate, driving disc spacing pressing connection external power supply, clutch plate is buckled in centrifugal mechanism edge,
Power take-off mechanism is provided with clutch plate, the centrifugal mechanism includes centrifugation body, special-shaped lever and extension spring, and every group of centrifuge
Structure is designed with a locating dowel, the locating dowel from bottom to up successively movable sleeve be provided with one group of centrifugal mechanism centrifugation body one end and
Special-shaped lever one end of adjacent centrifugal mechanism, realizes that two adjacent groups centrifugal mechanism is end to end, the adjacent special-shaped lever it
Between be provided with the extension spring for making special-shaped lever reset, special-shaped lever is connect simultaneously by the fit system of groove and projection with body weight stacking is centrifuged
To body force is centrifuged.
Used as further setting, the centrifugation body is falcate structure, and in special-shaped its intermediate part female is provided with, from
A heart body part is fastened in female.
Used as further setting, the centrifugation body is falcate structure, is provided with female in the middle part of centrifugation body, abnormity
A part for lever is fastened in female.
Used as further arranging, the centrifugation body is falcate mechanism, and in the middle part of centrifugation body bossy body A is provided with,
Special-shaped lever is provided with the recessed groove A matched with bossy body A, and bossy body A is fastened in recessed groove A.
Used as further arranging, the centrifugation body is falcate mechanism, and in the middle part of centrifugation body recessed groove B is provided with,
Special-shaped lever is provided with the bossy body B matched with recessed groove B, and bossy body B is fastened in recessed groove B.
Used as further arranging, described bossy body A or recessed groove A is provided with earthquake washer.
Used as further arranging, described bossy body B or recessed groove B is provided with earthquake washer.
The invention has the beneficial effects as follows：The fixing end movable sleeve of body and special-shaped lever is centrifuged relative to prior art
It is connected in same locating dowel, every group of centrifugal mechanism only sets a locating dowel, the simple structure of driving disc spacing pressing is simplified processed
Journey, reduces production cost, centrifugation body and special-shaped lever is sequentially overlapped is socketed in locating dowel from bottom to up so that clutch
Simple structure, installation easy to disassemble reduces maintenance cost, alleviates the amount of labour of workman.
Earthquake washer is provided with centrifugation body and special-shaped lever, it is therefore prevented that rub in centrifugation body and special-shaped lever running
Sidewipe collision, it is to avoid clutch shakes, and alleviates noise, while also extending the service life of clutch.
Description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of the driving disc spacing pressing of the present invention.
Fig. 3 is the structural representation of the clutch plate of the present invention.
Fig. 4 is the structural representation of the centrifugation body of the present invention.
Fig. 5 is the structural representation of the special-shaped lever of the present invention.
Fig. 6 is another kind of structural representation of the centrifugation body of the present invention.
Fig. 7 is another kind of structural representation of the special-shaped lever of the present invention.
Graphical indicia：1st, driving disc spacing pressing, 2, centrifugation body, 201, bossy body A, 202, recessed groove B, 3, special-shaped lever, 301, recessed
Sunken groove A, 302, bossy body B, 4, locating dowel, 5, extension spring, 6, buffer stopper, 7, buffer gasket, 8, clutch plate.
Specific embodiment
Embodiments of the present invention are illustrated with reference to accompanying drawing.
A kind of lever centrifugal clutch, including driving disc spacing pressing, centrifugal mechanism and clutch plate, in driving disc spacing pressing external impetus are connected
Source, clutch plate is buckled in centrifugal mechanism edge, and power take-off mechanism, two adjacent groups centrifugal mechanism head and the tail phase are provided with clutch plate
Connect, and be evenly distributed on driving disc spacing pressing, the centrifugal mechanism includes centrifugation body, special-shaped lever and extension spring, in described driving disc spacing pressing
Locating dowel is provided with, the centrifugation body is falcate structure, and one end that body is centrifuged is provided with jack A, and jack A is by one end that body is centrifuged
Upper side is through to bottom surfaces, and bossy body A is provided with based on the middle part in centrifugation body one side, and the special-shaped lever is long Fructus Cucurbitae moschatae
Shape and structure, in special-shaped lever one end jack B is provided with, and jack B is through to bottom surfaces by one end upper side of special-shaped lever, different
Shape lever is provided with the recessed groove A matched with bossy body A.The two ends of special-shaped lever are held be provided with connecting hole respectively, the drawing
The two ends of spring connect respectively the connecting hole of two end to end special-shaped levers so that each special-shaped lever is connected as one knot
Structure is simultaneously located on centrifugation body, on the jack A of centrifugation body and the special-shaped lever of adjacent one group of centrifugal mechanism of one group of centrifugal mechanism
Jack B is set in locating dowel, and centrifugation body and special-shaped lever are slidingly connected successively are superimposed from bottom to up, and the another of body is centrifuged
The side wall of one end is provided with the buffer stopper of a protrusion, and bossy body A is fastened in recessed groove A and can also be provided with the centrifugation body with recessed groove
With the special-shaped lever with bossy body, the bossy body of special-shaped lever is into the recessed groove that body is centrifuged.Special-shaped lever is in centrifugal force and drawing
In the presence of the size variation of spring, it may occur that rotate, the positive and negative rotation of special-shaped lever, " top " " pressure " can be formed to body is centrifuged.
A kind of described lever centrifugal clutch, in the locating dowel buffer gasket is arranged with.
A kind of described lever centrifugal clutch, the centrifugation body is falcate mechanism, is provided with recessed in the middle part of centrifugation body
Sunken groove B, is provided with the bossy body B matched with recessed groove B on special-shaped lever, and bossy body B is fastened in recessed groove B, special-shaped thick stick
The bossy body B of bar is connected with the recessed groove B contacts of centrifugation body, in external force（Centrifugal force, tension spring tension）Effect is lower to form special-shaped thick stick
" top " " pressure " of the bar to centrifugation body.
A kind of described lever centrifugal clutch, driving disc spacing pressing is provided with power connecting mechanism or driving disc spacing pressing is provided with actively
Wheel or line shaft.Wherein, power connecting mechanism is to be provided with flat key set or spline housing or internal tooth casing in driving disc spacing pressing centre, by
Flat key set or spline housing or internal tooth casing connection power source；Or line shaft is provided with driving disc spacing pressing centre, connected by line shaft
Power source.
Embodiments of the present invention：
A kind of lever centrifugal clutch as shown in Fig. 1-Fig. 7, be provided with the card of driving disc spacing pressing 1 two or two with
On locating dowel, the root of described locating dowel 4 is provided with step, one end movable sleeve of the centrifugation body 2 of one group of centrifugal mechanism
It is connected in locating dowel 4, mobilizable other end that body 2 is centrifuged is provided with bossy body A201 near medium position；Described special-shaped thick stick
Corresponding on bar 3 to be provided with recessed groove A301, bossy body A201 is entered inside the recessed groove A301 of special-shaped lever 3.Adjacent one
One end of special-shaped lever 3 of group centrifugal mechanism is actively socketed in locating dowel 4 and is located on centrifugation body 2, when special-shaped lever 3 is centrifuged
When power is more than the pulling force of extension spring 5, the bossy body A201 of body 2 is just centrifuged by the depression groove sidewall " top " of special-shaped lever 3, when different
When the centrifugal force of shape lever 3 is less than the pulling force of extension spring 5, the protrusion of body 2 is just centrifuged by the depression groove sidewall " pressure " of special-shaped lever 3
Body A201；Due to special-shaped lever 3 as the change of centrifugal force will produce relative slip with locating dowel 4, in one end of centrifugation body 2
Side wall is provided with the buffer stopper 6 of a protrusion, also can be provided with buffer gasket 7 in described locating dowel 4, when special-shaped lever 3 times
Buffer stopper 6 is contacted with locating dowel 4 during position, or special-shaped lever 3 is contacted with buffer gasket 7, it is therefore prevented that special-shaped lever 3 is back and forth being moved
Shock is produced with locating dowel 4 in dynamic process, shockproof effect has been reached, noise is reduced, while also extending making for clutch
With the life-span, it is provided with the tectonic association with recessed groove and bossy body in centrifugation body 2 and special-shaped lever 3, it is on bossy body or recessed
It is also equally have such effect, maximized reduction abrasion and noise that earthquake washer is installed in sunken groove, is increased the service life.
Described special-shaped lever 3 is provided with gap in one end of pivot bush unit locating dowel 4, and other end end tab point is provided with hole clipping,
The one end of extension spring 5 is articulated in hole clipping, and the other end is enclosed within another group of locating dowel 4 by gap, also can special-shaped lever 3 two ends all
Hole clipping is provided with, the two ends of extension spring 5 are articulated in respectively in two end to end hole clippings of different in nature lever 3, the described inner side of centrifugation body 2
It is pressed on the power of driving disc spacing pressing set outer wall；Clutch plate 8 is buckled in the outer rim of centrifugation body 2, and on clutch plate 8 output machine is provided with
Structure, the power take-off mechanism arranged on clutch plate 8 is tooth post.
When using, rotation function is received by driving disc spacing pressing 1, rotation function is passed to centrifugation body 2, special-shaped thick stick by driving disc spacing pressing 1
Bar 3, when reaching setting speed（Starting）When, the centrifugal force that body 2 is centrifuged with special-shaped lever 3 is with joint efforts more than the pulling force of extension spring 5, centrifugation
Power forces special-shaped lever 3 to be turned out, and makes the exterior face of centrifugation body 2 combine clutch plate 8, and drives clutch plate 8 to rotate；Rotating speed continues
During rising, the centrifugal force of special-shaped lever 3 is more than the pulling force of extension spring 5, and special-shaped lever 3 is lifted off the heart by the medial surface of recessed groove A301
The lateral surface of the bossy body A201 of body 2, increases the outer knockout press of centrifugation body 2.Tightly combined with clutch plate 8 due to body 2 is centrifuged, made
Transmit between centrifugation body 2 and clutch plate 8（Power）Moment of torsion increases；When driving disc spacing pressing 1 is less than setting speed（Or starting rotating speed）When,
Centrifugation body 2 is less than with joint efforts the pulling force of extension spring 5 with the centrifugal force of special-shaped lever 3, and extension spring 5 forces the return of special-shaped lever 3, special-shaped lever
Bossy body A201 on the inner side face pressure centrifugation body 2 of the recessed groove A301 on 3, forces centrifugation body 2 to be pressed against on driving disc spacing pressing and arranges
Power connector at outer wall on, centrifugation body 2 disengage with clutch plate 8, moment of torsion transmission disconnection.During here use, body 2 is centrifuged
Can collide with locating dowel 4 when moving back and forth, and buffer gasket 7 is arranged with locating dowel 4, or centrifugation body 2 with
One end of the contact of locating dowel 4 is provided with buffer stopper 6, when such structure design causes centrifugation body 2 to contact with locating dowel 4, keeps away
Exempt from the vibrations for causing, reduced noise, improve the service life of clutch.
In the above-described embodiment, the special-shaped lever 3 with bossy body B302 and the centrifugation with recessed groove B202 can be also provided with
Body 2, the bossy body B302 of special-shaped lever 3 enters the recessed groove B202 of centrifugation body 2.In the case where other structures are constant, also may be used
Reach effect same.
The non-detailed portion of invention is prior art.
Claims (7)
1. a kind of lever centrifugal clutch, including driving disc spacing pressing（1）, at least two groups centrifugal mechanisms and clutch plate（8）, driving disc spacing pressing company
Connect external power supply, clutch plate（8）Centrifugal mechanism edge is buckled in, in clutch plate（8）Power take-off mechanism is provided with, its feature exists
In：The centrifugal mechanism includes centrifugation body（2）, special-shaped lever（3）And extension spring（5）, and every group of centrifugal mechanism is designed with one calmly
Position post（4）, the locating dowel（4）From bottom to up successively movable sleeve is provided with the centrifugation body of one group of centrifugal mechanism（2）One end and adjacent
The special-shaped lever of centrifugal mechanism（3）One end, realizes that two adjacent groups centrifugal mechanism is end to end, the adjacent special-shaped lever（3）
Between be provided with and make special-shaped lever（3）The extension spring of reset（5）, special-shaped lever（3）By the fit system of groove and projection and centrifugation
Body（2）Overlap clamping and to body is centrifuged（2）Force.
2. a kind of lever centrifugal clutch according to claim 1, it is characterised in that：The centrifugation body（2）For bent moon
Shape structure, in special-shaped lever（3）Middle part is provided with female, and body is centrifuged（2）A part is fastened in female.
3. a kind of lever centrifugal clutch according to claim 1, it is characterised in that：The centrifugation body（2）For bent moon
Shape structure, in centrifugation body（2）Middle part is provided with female, special-shaped lever（3）A part be fastened in female.
4. a kind of lever centrifugal clutch according to claim 2, it is characterised in that：The centrifugation body（2）For bent moon
Shape mechanism, in centrifugation body（2）Middle part is provided with bossy body A（201）, in special-shaped lever（3）It is provided with and bossy body A（201）Phase
The recessed groove A for matching somebody with somebody（301）, bossy body A（201）It is fastened on recessed groove A（301）It is interior.
5. a kind of lever centrifugal clutch according to claim 3, it is characterised in that：The centrifugation body（2）For bent moon
Shape mechanism, in centrifugation body（2）Middle part is provided with recessed groove B（202）, in special-shaped lever（3）It is provided with and recessed groove B（202）Phase
The bossy body B for matching somebody with somebody（302）, bossy body B（302）It is fastened on recessed groove B（202）It is interior.
6. a kind of lever centrifugal clutch according to claim 4, it is characterised in that：Described bossy body A（201）Or
Recessed groove A（301）It is provided with earthquake washer.
7. a kind of lever centrifugal clutch according to claim 5, it is characterised in that：Described bossy body B（302）Or
Recessed groove B（202）It is 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 |
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| Publication Number | Publication Date |
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| CN104455080A CN104455080A (en) | 2015-03-25 |
| CN104455080B true CN104455080B (en) | 2017-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410780022.4A Active CN104455080B (en) | 2014-12-17 | 2014-12-17 | Lever centrifugal clutch |
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| CN (1) | CN104455080B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107314056B (en) * | 2017-08-30 | 2019-02-22 | 张小卫 | A kind of centrifugal clutch, speed change system and motorcycle |
| 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 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204458912U (en) * | 2014-12-17 | 2015-07-08 | 姜建中 | A kind of lever centrifugal clutch |
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| Publication number | Priority date | Publication date | Assignee | Title |
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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 |
| CN100439738C (en) * | 2006-06-30 | 2008-12-03 | 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 |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204458912U (en) * | 2014-12-17 | 2015-07-08 | 姜建中 | A kind of lever centrifugal clutch |
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| CN104455080A (en) | 2015-03-25 |
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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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| EE01 | Entry into force of recordation of patent licensing contract |
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 |