CN200978897Y - Hand-operated wet clutch - Google Patents
Hand-operated wet clutch Download PDFInfo
- Publication number
- CN200978897Y CN200978897Y CN 200620157756 CN200620157756U CN200978897Y CN 200978897 Y CN200978897 Y CN 200978897Y CN 200620157756 CN200620157756 CN 200620157756 CN 200620157756 U CN200620157756 U CN 200620157756U CN 200978897 Y CN200978897 Y CN 200978897Y
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- Prior art keywords
- clutch
- central sleeve
- driven gear
- plate
- clutch housing
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Abstract
The utility model discloses a hand motion moisture clutch, comprising an outer mask of the clutch, a central sleeve, a pressure disc and a plurality of active plates and passive plates, wherein the outer mask of the clutch is equipped with a senior passive gear, the active plate and the passive plate are alternatively equipped on the central sleeve, and the passive plate is toothed with outer teeth of the central sleeve through inner teeth, which is characterized in that the outer teeth of the central sleeve are equipped on the position between guide sleeve holes, the inner teeth number that the sleeve has on the passive plates on the central sleeve and the position are in corresponding with the outer teeth on the central sleeve, the difference between the outer diameter and inner diameter of a ringed friction face on the active and passive plates is above 30mm, and the area of the ringed friction face is above 4500mm<2>. On the condition of not increasing friction pair number and pressures between friction pairs, a transmitting torque is greatly increased, thereby more particularly suitable for a hand motion tricycle moisture clutch and the similar structure.
Description
Technical field
The utility model relates to a kind of clutch, is specially adapted to load-carrying machineries such as tricycle, also can be used in other machineries.
Background technique
Motorcycle is motor tricycle particularly, except that as the means of transportation, also uses as loading tools, particularly in the rural area or little cities and towns.Because when loading, through regular meeting the overload phenomenon takes place, for example motor tricycle load-carrying sometimes is more than half ton, clutch is broken down in regular meeting, mainly shows as the friction plate ablation that cltuch slipping causes.
From the development trend of whole main engine factory, main engine factory at first must solve the loading problem of clutch for the increasing needs of the loading that adapts to the whole market tricycle.1), increase the friction pair quantity of clutch and at present main engine factory mainly are to solve by two kinds of approach in order to increase the load-carrying load of clutch:.2), increase the impacting force of spring.
Equally also can increase the clutch output torque though increase the friction area of master and slave moving plate, but because the clutch core cover as shown in Figure 1, for having the structure of 24 teeth, and be distributed in the periphery of four dowel hole 21b, because the Outside Dimensions D3 of clutch can not change, and being subjected to the influence of four dowel hole 21b, the diameter D2 and the D1 that are positioned at the external tooth 21a of dowel hole periphery can not reduce, so prior art can't be by increasing the problem that friction area solve high pulling torque output.
From above actual solution,, for example become 150～170N.m and do not wait from the initial transmitting torque 85N.m of 125 clutches though increase the transmitting torque that the impacting force of friction pair and increase spring can increase clutch to a certain extent.Even but turned under the situation of some at the transmitting torque of clutch, still not satisfying at present the demand in market, the situation of skidding appears in clutch on market still general.And owing to be subjected to the structural limitations of motor, the increase that its friction pair again can not be simply can only have 6 friction pairs at most, and reach the peak at present, can not increase again.And the impacting force of spring can not be simply increase, the impacting force of spring is big more, the feel Separating force of its operation is just big more, operates uncomfortable.This has brought obstacle just for exploitation tricycle clutch.
In addition, because the clutch shock-absorbing capacity premature failure that the motorcycle loading is excessive and high temperature causes also is a reason of clutch damage.
The model utility content
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of safe, reliable, high-intensity manual wet clutch is provided, and to increase its transmitting torque ability, solves the cltuch slipping problem.
The clutch that provides a kind of shock-absorbing capacity good also is provided further purpose of the present utility model.
This realizes first purpose, the utility model adopts following technological scheme: a kind of manual wet clutch, comprise clutch housing, central sleeve, platen, and organize rotating plate and driven plate more, elementary driven gear is installed on the clutch housing, rotating plate and driven plate alternately are sleeved on the central sleeve, and driven plate is by the external tooth engagement of internal tooth and central sleeve, it is characterized in that: the external tooth on the described central sleeve only is arranged at the position between the dowel hole, described internal tooth quantity and the position that is enclosed within the driven plate on the central sleeve is corresponding with the external tooth on the central sleeve, rotating plate, the annular friction face external diameter on the driven plate and the diameter difference of internal diameter are greater than 30mm, and the area of annular friction face is greater than 4500mm
2
For improving the buffer capacity of clutch, further improve as the utility model, described clutch housing exterior edge face can also be provided with at least two arc grooves, the position of the described groove on the corresponding clutch housing of described elementary driven gear is provided with corresponding through hole, two kinds of different damping springs of cushion effect are inlaid in the through hole corresponding on groove on the clutch housing and the driven gear, the buffering direction of spring and the sense of rotation of driven gear are tangent, and the pressing plate that is fixed on elementary driven gear outside is limited in the through hole on the driven gear, wherein the pool of buffer spring is confined state when clutch does not produce impact force, at least also have one group of spring when clutch does not produce impact force, to be free state, and be between at least one end of spring of free state and primary pinion and the clutch housing certain interval is arranged.
The utility model is owing to improve platen, central sleeve, rotating plate and driven plate, make the central sleeve external tooth be arranged at position between the dowel hole on the central sleeve, therefore overcome of the influence of central sleeve dowel hole to the central sleeve external tooth, thereby can reduce the diameter of a circle that the outer tooth tip of central sleeve constitutes, make that the difference of interior external diameter of effective surface of contact of central sleeve, platen and rotating plate and driven plate can be greater than 30mm, the area that makes its annular friction face is by the original 3000mm that is not more than
2Increase to greater than 4500mm
2, under the situation that does not increase the pressure between friction pair quantity and the friction pair, can increase transmitting torque greatly, therefore be specially adapted to manual tricycle wet clutch and similar means.
Description of drawings
Fig. 1 a is the structural representation of existing wet clutch central sleeve.
Fig. 1 b is the left view of the wet clutch central sleeve shown in Fig. 1 a.
The erection drawing of Fig. 2 manual wet type clutch assembly of the present utility model.
Fig. 3 a is the structural representation of wet clutch central sleeve of the present utility model.
Fig. 3 b is the F-F sectional view of the central sleeve shown in Fig. 3 a.
Fig. 3 c is the rear view of the central sleeve shown in Fig. 3 a.
Fig. 4 a is the structural representation of wet clutch platen of the present utility model.
Fig. 4 b is the B-B sectional view of platen shown in Fig. 4 a.
Fig. 5 is the structural representation of wet clutch driven plate of the present utility model.
Fig. 6 a is the structural representation of clutch housing of the present utility model.
Fig. 6 b is the A-A sectional drawing of clutch housing shown in Fig. 6 a.
Fig. 7 a is the structural representation of driving disc combination of the present invention.
Fig. 7 b is the C-C sectional view of the driving disc combination shown in Fig. 7 a.
Embodiment
Below in conjunction with the drawings and specific embodiments manual wet clutch of the present utility model is described further.
As shown in Figure 2, be the structural representation of manual wet type clutch assembly of the present utility model.Clutch assembly comprises three parts, i.e. driven disc combination, driving disc combination and separating mechanism.Clutch assembly is to be assemblied on the driving shaft of motorcycle engine 100, and driven disc combination be relative fixed on this driving shaft, the driving disc combination is to be enclosed within on this driving shaft by the axle sleeve sky.Separating mechanism is mainly realized the separation of clutch, cuts off and the function of transmitting.Separating mechanism is to be assemblied in the driven disc combination, is made up of clutch guide finger 30, clutch push rod 31, spline packing ring 32, round nut 33 and bearing 34.Spline packing ring 32 is assemblied between driven disc combination and the driving disc combination, and it is to adjust driving disc by the thickness of spline packing ring 32 to be combined in axial clearance on the driving shaft 100 that sky is enclosed within that driving disc on the driving shaft 100 makes up.The push rod component that is assemblied on the engine housing causes driven disc to be in separated state by clamping sleeve left at the clutch push rod 31 of clutch guide finger 30.The teeth groove that is assemblied in the rotating plate 10 in the driving disc combination is to be assemblied in the groove width of clutch housing 11 in the driving disc combination, is delivered to the power in the driven disc combination like this, just has been delivered in the driving disc combination by rotating plate 10.The rotating plate 10 and the driven plate 20 of clutch alternately are assemblied on the central sleeve 21 of clutch successively, and driven plate 20 cooperates with transferring power with external tooth on the central sleeve 21 by internal tooth, and then rotating plate 10 and driven plate 20 are compressed by platen 23, stage clip 22, lift slab 24 and bolt 25, under this impacting force effect, rotating plate 10 forms a plurality of friction pairs with driven plate 20, plays the effect of transmitting torque.
The structure of central sleeve is shown in Fig. 3 a-Fig. 3 c, central sleeve dowel hole 21b periphery external tooth 21a be distributed in position between the adjacent dowel hole 21b, promptly external tooth 21a is not set in part over against dowel hole 21b, make dowel hole 21b can not exert an influence like this to external tooth 21a, make the diameter of a circle D2 that constitutes by external tooth 21a summit reduce on the basis of existing technology, with increase between annular friction face outer diameter D 3 and the inside diameter D 2 official post its greater than 30mm, the effective area of contact that increases the annular friction face is extremely greater than 4500mm
2As further improvement, also dowel hole 21b can be improved to 5 holes, can adopt 5 springs 22 like this, make platen when work except that can improving its balance and stability, also can increase suppression power between the friction pair with further raising torque-transfer capability.This moment, external tooth was divided into 5 groups of totally 10 teeth, and groove width is 4.5mm.Corresponding with it, the structure of platen is shown in Fig. 4 a and Fig. 4 b, adopt with central sleeve on dowel hole quantity and 5 corresponding guide sleeve 23b of position, its annular friction face inner edge is smooth annulus, owing to having cancelled difference D2 that internal tooth of the prior art makes its outer diameter D 3 and internal diameter greater than 30mm, effective area of contact of rubbing surface is greater than 4500mm
2Equally, the external diameter of the annular friction face of corresponding rotating plate and the difference D2 of internal diameter are greater than 30mm, and effective area of contact of rubbing surface is greater than 4500mm
2
As shown in Figure 5, because driven plate is that external tooth engage sleeves by its internal tooth and central sleeve is on central sleeve, and by interior external tooth between transmitting torque, corresponding with central sleeve, quantity, position and the width of its internal tooth 20a are consistent with the external tooth of central sleeve, make the difference of outer diameter D 3 and inside diameter D 1 of annular friction face greater than 30mm, the area of contact that makes its annular friction face is greater than 4500mm
2Adopt 5 groups of structures of totally 10 teeth in the present embodiment equally, groove width is 4.5mm.
In order to improve the shock-absorbing capacity premature failure that clutch is excessive because of the motorcycle loading and high temperature causes, the utility model also improves the buffer structure between elementary driven gear and the clutch housing.As Fig. 2, shown in Fig. 6 a and Fig. 6 b and Fig. 7 a and Fig. 7 b, clutch housing 11 exterior edge faces are provided with two kinds of different sizes each 3 groove 11a and 11b, elementary driven gear 12 is assembled together by rivet 14 and clutch housing 11, groove position on elementary driven gear 12 corresponding clutch housings is provided with two kinds of different each 3 through hole 12a of size equally, 12b, two kinds of each 3 damping spring 13a that cushion effect is different, 13b is inlaid in the space that corresponding groove on clutch housing 11 and the driven gear 12 and through hole constitute, the sense of rotation of its buffering direction and driven gear 12 is tangent, and by being riveted on damping spring pressing plate 16 on the elementary driven gear by rivet 14 with damping spring 13a, 13b is limited in the through hole of the groove of clutch housing and driven gear 12 to prevent that it from coming off, wherein damping spring 13a is confined state when clutch does not produce impact force, its medi-spring 13b is free state when clutch does not produce impact force, and between at least one end and primary pinion and the clutch housing certain interval is arranged.Clutch is to utilize damping spring 13a, 13b that the impact force from clutch is cushioned, and damping spring 13a and damping spring 13b work simultaneously, when little impact force action, only there is damping spring 13a to work, only under big impact force action, two groups of springs just work simultaneously.And the clutch before improving is to utilize cushion collar that the radial impact power from clutch is cushioned, do not possess the secondary buffer ability, simultaneously because the cushion collar material is to belong to elastomeric polymeric material, with the damping spring ratio made from alloy material, its thermostability and fatigue behaviour are poor, that is to say that the clutch ratio after the improvement improves preceding clutch, its shock-absorbing capacity will be got well.
Shown in Fig. 2 and Fig. 7 b, be provided with support block 15 in the gap between rivet 14 and elementary driven gear 12.Go back belleville spring 17 and dish pad 18 that axial overlap has been equipped with buffer function between elementary driven gear 12 and the clutch housing 11,, prevent to damage because of impact to strengthen two axial buffers between the parts.
Shown in Fig. 6 b and Fig. 7 b, as further improvement, clutch housing 11 is provided with axle journal 11c, and elementary driven gear 12 is sleeved on this axle journal 11c.Except that the intensity that can strengthen clutch housing, on the elementary driven gear that coexists axle journal is set and compares, also because gear is that clutch housing is by die cast by machining, and is convenient to processing and guarantees precision easily.
Claims (10)
1, a kind of manual wet clutch, comprise clutch housing, central sleeve, platen, and organize rotating plate and driven plate more, elementary driven gear is installed on the clutch housing, rotating plate and driven plate alternately are sleeved on the central sleeve, and driven plate is by the external tooth engagement of internal tooth and central sleeve, it is characterized in that: the external tooth on the described central sleeve only is arranged at the position between the dowel hole, described internal tooth quantity and the position that is enclosed within the driven plate on the central sleeve is corresponding with the external tooth on the central sleeve, described rotating plate, the diameter difference of the external diameter of annular friction face and internal diameter is greater than 30mm on the driven plate, and the area of annular friction face is greater than 4500mm
2
2, manual wet clutch as claimed in claim 1 is characterized in that: described platen is provided with five guide pin bushings, and corresponding described central sleeve is provided with five dowel holes that pass described guide pin bushing.
3, manual wet clutch as claimed in claim 2 is characterized in that: be 5 groups totally 10 at external tooth between the dowel hole and the internal tooth on the driven plate on the described central sleeve.
4, manual wet clutch as claimed in claim 1 is characterized in that: the annular friction face inner edge on the described platen is smooth annulus, and the diameter difference of its annular friction face external diameter and internal diameter is greater than 30mm, and the area of annular friction face is greater than 4500mm
2
5, manual wet clutch as claimed in claim 4 is characterized in that: the external diameter of the annular friction face of described central sleeve and the diameter difference of internal diameter are greater than 30mm, and the area of annular friction face is greater than 4500mm
2
6, as described manual wet clutch one of in the claim 1 to 5, it is characterized in that: the exterior edge face of described clutch housing also is provided with at least two arc grooves, position at corresponding the above groove of clutch housing of described elementary driven gear is provided with corresponding through hole, at least two kinds of different damping springs of cushion effect are placed in the through hole corresponding on groove on the clutch housing and the elementary driven gear, the buffering direction of described damping spring and the sense of rotation of driven gear are tangent, and the pressing plate that is fixed on elementary driven gear outside is limited in the through hole on the driven gear, wherein the pool of buffer spring is confined state when clutch does not produce impact force, at least also have the pool of buffer spring when clutch does not produce impact force, to be free state, and be between at least one end of spring of free state and elementary driven gear and the clutch housing certain interval is arranged.
7, manual wet clutch as claimed in claim 6, it is characterized in that: described clutch housing is provided with axle journal, and described elementary driven gear is sleeved on the described axle journal.
8, manual wet clutch as claimed in claim 6 is characterized in that: between described elementary driven gear and clutch housing, axial overlap has been equipped with the dish pad and the belleville spring of buffer function.
9, manual wet clutch as claimed in claim 6 is characterized in that: described clutch housing and elementary driven gear and pressing plate are assembled together by rivet.
10, manual wet clutch as claimed in claim 6 is characterized in that: through hole on arc groove on the described clutch housing and the elementary driven gear and corresponding damping spring are 6 respectively, are divided into two groups of different size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620157756 CN200978897Y (en) | 2006-11-10 | 2006-11-10 | Hand-operated wet clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620157756 CN200978897Y (en) | 2006-11-10 | 2006-11-10 | Hand-operated wet clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200978897Y true CN200978897Y (en) | 2007-11-21 |
Family
ID=38979273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620157756 Expired - Fee Related CN200978897Y (en) | 2006-11-10 | 2006-11-10 | Hand-operated wet clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200978897Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661330A (en) * | 2012-05-08 | 2012-09-12 | 张捍宏 | Novel clutch for tricycle |
| CN107061540A (en) * | 2017-06-21 | 2017-08-18 | 浙江春风动力股份有限公司 | Hydraulic clutch apparatus |
-
2006
- 2006-11-10 CN CN 200620157756 patent/CN200978897Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661330A (en) * | 2012-05-08 | 2012-09-12 | 张捍宏 | Novel clutch for tricycle |
| CN107061540A (en) * | 2017-06-21 | 2017-08-18 | 浙江春风动力股份有限公司 | Hydraulic clutch apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071121 Termination date: 20151110 |
|
| EXPY | Termination of patent right or utility model |