CN2198142Y

CN2198142Y - Speed regulation clutch device of generator

Info

Publication number: CN2198142Y
Application number: CN 94207746
Authority: CN
Inventors: 蔡松柏
Original assignee: Individual
Current assignee: Individual
Priority date: 1994-04-05
Filing date: 1994-04-05
Publication date: 1995-05-24
Anticipated expiration: 2004-04-05

Abstract

The utility model relates to a speed variation clutch device of an engine, comprising a centrifugal speed variator device, a transmission gear device, a unidirectional clutch device, a pushing device joint to the centrifugal speed variator device, a disconnection device joint to the unidirectional clutch device, a pushing spring, a pushing pin and a manual bar device. The pushing device can bring an unchanging transmission ratio to the centrifugal speed variator device; the rear wheel torque can be increased when the motorbike is for an uphill; when the motorbike is for a downhill, the gear braking can still be used without separating the unidirectional clutch device; thus, a better braking effect can be realized. The disconnection device can be used to break a transmission chain, so that the start-up and the warming-up of the engine can be ensured.

Description

Speed regulation clutch device of generator

The utility model relates to a kind of speed change arrangement of clutch of driving engine, relates in particular to a kind of speed change arrangement of clutch that is used for the gas port air-distribution engines of motor bike.

The existing employed centrifugal clutch driving device of motor scooter be with power by the combustion engine through-coupling to trailing wheel, form the Power Drive Unit of integral type, when engine speed rises the arrival certain value, the centrifugal clutch combination, power is delivered to wheel by driving engine, and its braking can only rely on the stopping and travelling of brake equipment control car of front and back wheel.Particularly when going up a slope, occur, cause normally up-hill journey and increase energy consumption because required torque increases the phenomenon of the slipping of the belt that has centrifugal clutch; And when descending, because the rotating speed of wheel surpasses the rotating speed from the associated components of driving engine, therefore, free-wheel clutch separates, and the transmission of power of gear train assembly is cut off, and causes the braking effect to gear to completely lose, wheel hub brake braking before and after only relying on, during again because of descending, front wheel hub can not use the brake braking, otherwise has difference to overturn slightly, therefore, can only rely on the rear-wheel hub brake during descending fully, so that except the brake function reduces, also easily cause the damage of trailing wheel braking system.In addition, except safety was bad, the driving engine warming up slowly influenced its normal use.

Therefore, the purpose of this utility model is the speed change arrangement of clutch that proposes a kind of driving engine, this device can make motor bike increase transmitting ratio when going up a slope, prevent that drive belt from skidding, free-wheel clutch can not cut off the transmission of gear train assembly because of the rotating speed that vehicle wheel rotational speed surpasses from the associated components of driving engine when descending, still can use the gear braking, and can cut off transmission of power easily and realize the driving engine warming up.

In order to achieve the above object, the utility model proposes a kind of speed change arrangement of clutch, this device comprises centrifugal gear arrangement, transmission gear means and one-way clutch, it is characterized in that:

Has estimating device on the described centrifugal gear arrangement, this estimating device is installed in the driving reaction plate outside of the termination of bent axle, and comprise: one is fixed in by fix screw and infers the pin grip component on the bent axle termination, this is inferred the pin grip component and is made up of two parallel haply thin slices, suit one sleeve on fix screw, between the termination of inferring pin grip component and bent axle, infer retracing spring round sleeve sheathed, the flange of inferring pin one end is pushed rationed marketing grip component clamping, the other end pass reaction plate slidably and be set in bent axle on lining on the driving slider disc lean on mutually, this is inferred the pin grip component and contacts with the finger-type finger face partly of finger-like cam, this finger-like cam is contained in infers on the pull bar, infers pull bar and passes through pull-rod spring, drag-line links to each other with manual pin on the manual pin device.

Described one-way clutch apparatus comprises: free-wheel clutch and make and break device.This free-wheel clutch comprises: with the intermediate gear ingear driven gear on the tween drive shaft, this driven gear is installed on the driven output shaft by needle bearing and the collar and the pad that are contained on the driven output shaft, also be equiped with the free-wheel clutch body on the driven output shaft, driven gear and free-wheel clutch body become one by socket head cap screw locking, the free-wheel clutch body has 3 U type notches near the inboard of driven output shaft, this notch bottom surface is a bevelled, in each notch, between driven output shaft surface and notch, has a pearl, in the side-facing depressions of each notch of clutch body, install a pushing and pressing pin and a pushing clamping spring slidably, the pushing and pressing pin is resisted against on the pearl under the effect of pushing clamping spring tightly, thereby clutch body and driven output shaft are combined by pearl; Between the opposite flank of the notch that pushing clamping spring and pushing and pressing pins are housed and pearl, a gap is arranged.

Described make and break device comprises: axially be arranged in the shotpin that pushes away on the driven gear slidably, this end that pushes away shotpin can be inserted in the gap between described notch side and the pearl, the other end that pushes away shotpin ends packing ring and pushes away the clamping of shotpin gripping member by pushing away, infer to be equipped with between pin gripping member and the driven gear end face and infer spring, push away to end packing ring and infer the pin gripping member and be set in slidably on the end convex cylinder part of gear, only pushing away, packing ring contacts with the finger-type finger face partly of finger-like cam, this finger-like cam is contained in infers on the pull bar, infers pull bar and passes through pull-rod spring, drag-line links to each other with manual pin on the manual pin device.

Manual pin device, this device comprises: have the plate of three position-limited troughs, manually pin, and drag-line, pull bar, this manual pin can lay respectively in these three grooves and infer pin to reach disjunction messenger chain, connection messenger chain and pushing.

The speed change arrangement of clutch that the utility model proposes, the starting and the warming up of driving engine are guaranteed in its one-way clutch apparatus and make and break device, but disjunction messenger chain; Its estimating device can make centrifugal gear arrangement have a changeless transmitting ratio, when motor bike is gone up a slope, increase the trailing wheel moment of torsion, during descending, even vehicle wheel rotational speed surpasses the rotating speed from the associated components of driving engine, because the effect of pushing and pressing pins and pushing clamping spring, the one-way clutch apparatus can not thrown off, and messenger chain can not be cut off and still can keep the good gear effect of braking.

Embodiment to the speed change arrangement of clutch that the utility model proposes is elaborated below in conjunction with accompanying drawing.

The generalized section that Fig. 1 is to use the speed change arrangement of clutch that the utility model proposes to combine with single cylinder engine for motorcycle.

Fig. 2 is that the amplification of centrifugal gear arrangement is cutd open and shown scheme drawing among Fig. 1.

Fig. 3 is a free-wheel clutch schematic representation of apparatus among Fig. 1.

Fig. 4 is an expression estimating device action scheme drawing, has shown two positions of inferring pin among the figure.

Fig. 5 is an expression free-wheel clutch device action scheme drawing, shows combination among the figure and separates two positions.

Fig. 6 is the scheme drawing of the K of Fig. 5 to view.

Fig. 7 is the manual joystick site plan.

With reference to Fig. 1, the speed change arrangement of clutch that the utility model proposes comprises centrifugal gear arrangement 1 and one-way clutch apparatus 8 and manual pin device 11(and sees Fig. 7).Centrifugal gear arrangement 1 has drive wheel assemblies 2 and flower wheel assembly 3, connects with cone belt 4 between them.The driving output shaft 5 that is installed on the flower wheel assembly 3 links to each other with one-way clutch apparatus 8 by gear cluster 6 and tween drive shaft 7.

As Fig. 1, Fig. 2, shown in Figure 3, drive wheel assemblies 2 is installed in the end of engine crankshaft 13.The sheathed lining 17 in the end of bent axle 13, slope dish 14 is fixed between the convex shoulder of lining and bent axle 13, one drives slider disc 16 and axially is sleeved on the lining 17 slidably, between driving slider disc 16 and slope dish 14, some counterweight rollers 15 are housed, on the termination of bent axle 13, connect a blade-carrying driving reaction plate 18 with being screwed, driving reaction plate 18 and driving the V-shaped gap of formation section between the slider disc 16, cone belt 4 is contained in this V-arrangement gap.

It should be noted that, estimating device is installed in driving reaction plate 18 outsides of the termination of bent axle 13, this estimating device comprises: one is fixed in by fix screw 20 and infers pin grip component 21 on bent axle 13 terminations, this is inferred pin grip component 21 and is made up of two parallel haply thin slices, suit one sleeve on fix screw 20, between the termination of inferring pin grip component 21 and bent axle 13, infer retracing spring 19 round sleeve sheathed, the flange of inferring pin 22 1 ends is pushed rationed marketing grip component 21 clampings, the other end pass slidably drive reaction plate 18 and be set in bent axle 13 on lining 17 on sliding driving disk 16 lean on mutually, this is inferred pin grip component 21 and contacts with the finger-type finger face partly of finger-like cam 23, this finger-like cam 23 is contained in infers on the pull bar 24, infers pull bar 24 and passes through pull-rod spring, drag-line is seen Fig. 7 with manual pin device 11() on manual pin 12 link to each other.

Flower wheel assembly 3 is installed in and drives on the output shaft 5, driven reaction plate 25 wherein is set on the sleeve that drives on the output shaft 5 regularly, this sleeve is contained in by bearing and drives on the output shaft 5, driven slider disc 26 can be set on the sleeve that drives on the output shaft 5 axially slidably, form the V-shaped gap of section between driven reaction plate 25 and the driven slider disc 26, cone belt 4 is contained in this V-type gap, clutch outer member 29 is contained in the termination that drives output shaft 5 regularly, have clutch weight 28 in the clutch outer member 29, this counterweight 28 is contained on the sleeve that drives on the output shaft 5.

One-way clutch apparatus 8 is as Fig. 1, Fig. 3, Fig. 5, shown in Figure 6.This one-way clutch apparatus comprises: free-wheel clutch and make and break device.This free-wheel clutch comprises: with the intermediate gear 9a ingear driven gear 9 on the tween drive shaft 7, this driven gear 9 is installed on the driven output shaft 10 by needle bearing 43, also be equiped with free-wheel clutch body 30 on the driven output shaft 10, driven gear 9 becomes one by socket head cap screw 34 lockings with free-wheel clutch body 30, free-wheel clutch body 30 has 3 U type notches near the inboard of driven output shaft 10, this notch bottom surface is a bevelled, in each notch, between driven output shaft 10 surfaces and notch, has a pearl 31, in the depression of the side of each notch of clutch body 30, install a pushing and pressing pin 33 and a pushing clamping spring 32 slidably, pushing and pressing pin 33 is being resisted against under the effect of pushing clamping spring 32 on the pearl 31 tightly, thereby clutch body 30 and driven output shaft 10 are combined by pearl 31, between the opposite flank of the notch that pushing clamping spring 32 and pushing and pressing pin 33 are housed and pearl 31, a gap is arranged.

This make and break device comprises: axially be arranged in slidably and push away shotpin 38 on the driven gear 9, this end that pushes away shotpin 38 can be inserted in the gap between described notch side and the pearl 31, the other end that pushes away shotpin 38 ends packing ring 35 and pushes away 36 clampings of shotpin gripping member by pushing away, push away to be equipped with between shotpin gripping member 36 and driven gear 9 end faces and infer spring 37, push away packing ring 35 only and push away end convex cylinder that shotpin gripping member 36 is set in gear 9 slidably partly on, only pushing away, packing ring 35 contacts with the finger-type finger face partly of finger-like cam 39, this finger-like cam 39 is contained in infers on the pull bar 40, infers pull bar 40 and passes through pull-rod spring, drag-line is seen Fig. 7 with manual pin device 11() on manual pin 12 link to each other.

In order to control the speed change arrangement of clutch that the utility model proposes, manual pin device 11 has as shown in Figure 7 been proposed also.This device comprises: have the plate of three position-limited troughs, and drag-line, pull bar, and manual pin 12, this manual pin 12 can lay respectively in three grooves, infers pin to reach disjunction messenger chain, connection messenger chain and pushing.When manual pin 12 is placed " N " position, be used for when fire an engine, disconnect the position of transmission of power, when this position, transmission of power is cut off, and driving engine can start and warming up; When manually pin 12 places " D " position, connect messenger chain, be the position of level road cruising; When manually pin 12 places " Ds " position, be used for motor bike when upper and lower slope, the work of centrifugal speed change clutch device 1.Further describe its working process below.

Manual pin 12 is placed " N " position, driving engine can start warming up, at this moment, bent axle 13 drive drive wheel assemblies 2 transmit motion to flower wheel assembly 3 through cone belt 4 to be made it to rotate, through wherein clutch weight 28 according to centnifugal force contact shell 29 and make and drive output shaft 5 through train of reduction gears 6, tween drive shaft 7, intermediate gear 9a drives driven gear 9 and free-wheel clutch body 30 rotates, at this moment, owing to driving through drag-line, pin 12 infers pull bar 40 and finger-like cam 39, thereby will push away shotpin 38 is inserted in the gap between the notch side of pearl 31 and free-wheel clutch body 30, the contact pearl is located at the dark position of notch, therefore, free-wheel clutch body 30 is separated with driven output shaft 10 frictional transmissions.Like this, driven gear 9 is with 30 idle running of free-wheel clutch body, and driven output shaft 10 does not change, and this just guarantees to realize engine starting and reaches good warming-up effect.

When manual pin 12 places " D " position, infer pull bar 40 and finger-like cam 39 through the drag-line driving, the finger portion of finger-like cam 39 is loosened pushing away the only compressing of pad 35, push away shotpin 38 and leaving gap between pearl 31 and notch side under the effect of inferring spring 37 and return, like this, under the effect of pushing clamping spring 32 by pushing and pressing pin 33 with pearl 31 tightly be resisted against free-wheel clutch body 30 notches than superficial part part, rely on friction force that driven output shaft 10 is clamped together with free-wheel clutch body 30 by means of pearl 31, and will be delivered on the driven output shaft 10 with the rotation of the affixed driven gear 9 of free-wheel clutch body 30 thus, power is passed to wheel direction, begin normal flat pavement running.At this moment, the estimating device in the drive wheel assemblies 2 is not worked, and promptly the inferring pin gripping member 21 and infer pin 22 and do not depressed by finger-like cam 23 of estimating device is in normal operation position.Along with increasing of engine speed, counterweight roller 15 outwards pushes because of centnifugal force, form sliding type driving disk 16 and be moved to the 16a position, cone belt 4 also is pushed through 4a simultaneously, and is corresponding, overcomes the elastic force of driven spring 27 because of the centnifugal force of counterweight roller 15, formation is to the squeese pressure of cone belt 4, make driven slider disc 26 be moved to the 26a position, and produce the variation of converter speed ratio, make the motor bike fast running.

When the way meets slope or descending, manual pin 12 is placed on " Ds " position, so that drive finger-like cam 23 to 23a positions, thereby will infer pin 22 is pushed to as 22a position among Fig. 4, with sliding driving disk 16a promotion and away from driving reaction plate 18, as among Fig. 4 by 16a to 16 position, cause the distance between sliding driving disk 16 and the reaction plate 18 to increase, cause cone belt 4a near axis to cone belt 4 positions.Like this, just changed the transmitting ratio of centrifugal clutch and made it to force maintenance constant, made the centnifugal force of counterweight roller 15 inoperative.This is because the length of cone belt 4 is certain, the diameter of driving pulley reduces then, and the diameter of driven pulley will become big, be that driven slider disc 26a is under the effect of driven spring 27, slide into position shown in 26 among Fig. 3, so just make and drive the increasing of output shaft 15 moments of torsion, the back-wheel drive moment of torsion increases thereupon, and is just very well when going up a slope like this; And during descending, rear wheel rotation speed surpasses the rotating speed from the associated components of driving engine, the one-way clutch apparatus since wherein pushing and pressing pin 33 pushing clamping spring 32 effects make pearl 31 through put notch than the superficial part position, therefore the power transmission of gear train assembly does not have disjunction, so the gear braking energy in the driving system is used and is worked, because power chain uses the situation of centrifugal clutch to be cut off like that unlike existing, reach gear brake effect, make motorcycle driving safer.

During parking, manual pin 12 withdrawed from placing " N " position, and make engine off.

Claims

1, a kind of speed change arrangement of clutch, this device comprises centrifugal gear arrangement, transmission gear means and one-way clutch apparatus, it is characterized in that,

Has estimating device on the described centrifugal gear arrangement, this estimating device is installed in driving reaction plate (18) outside of the termination of bent axle (13), and comprise: one is fixed in by fix screw (20) and infers pin grip component (21) on bent axle (13) termination, this is inferred pin grip component (21) and is made up of two parallel haply thin slices, go up suit one sleeve at fix screw (20), between the termination of inferring pin grip component (21) and bent axle (13), infer retracing spring (19) round sleeve sheathed, the flange of inferring pin (22) one ends is pushed rationed marketing grip component (21) clamping, the other end pass slidably drive reaction plate (18) and be set in bent axle (13) on lining (17) on sliding driving disk (16) lean on mutually, this is inferred pin gripping member (21) and contacts with the finger-type finger face partly of finger-like cam (23), this finger-like cam (23) is contained in infers on the pull bar (24), infer pull bar (24) and pass through pull-rod spring, drag-line links to each other with manual pin (12) on the manual pin device (11)

Have free-wheel clutch and make and break device on the described one-way clutch apparatus, this free-wheel clutch clutch body, in the side-facing depressions of each notch (30), install a pushing and pressing pin slidably, (33) and pushing clamping spring, (32), the pushing and pressing pin, (33) at pushing clamping spring, (32) be resisted against on the pearl 31 under the effect tightly, thereby with clutch body, (30) with driven output shaft, (10) by pearl, (31) combine, pushing clamping spring is being housed, (32) and pushing and pressing pins, (33) opposite flank and pearl, one gap is arranged (31)

Described make and break device comprises: axially be arranged in slidably and push away shotpin (38) on the driven gear (9), this end that pushes away shotpin (38) can be inserted in the gap between described notch side and the pearl (31), the other end that pushes away shotpin (38) ends packing ring (35) and pushes away shotpin gripping member (36) clamping by pushing away, push away to be equipped with between shotpin gripping member (36) and driven gear (9) end face and infer spring (37), push away packing ring (35) only and push away on the end convex cylindrical portions may that shotpin gripping member (36) is set in gear (9) slidably, only pushing away, packing ring (35) contacts with the finger-type finger face partly of finger-like cam (39), this finger-like cam (39) is contained in infers on the pull bar (40), infers pull bar (40) and passes through pull-rod spring, drag-line links to each other with manual pin (12) on the manual pin device (11).