CN201539541U

CN201539541U - Power speed-changing device

Info

Publication number: CN201539541U
Application number: CN200920156971XU
Authority: CN
Inventors: 吴俊贤; 林彦杉; 雷添渊
Original assignee: Sanyang Industry Co Ltd
Current assignee: Sanyang Industry Co Ltd
Priority date: 2009-06-11
Filing date: 2009-06-11
Publication date: 2010-08-04
Anticipated expiration: 2019-06-11

Abstract

The utility model relates to a power speed-changing device, which is characterized by comprising a first shaft, a second shaft and a shift speed-changing mechanism of a speed-changing shaft; the first shaft and the second shaft further comprise a plurality of first gears and second gears respectively which are selectively meshed with the first gears; a press plate clutch is coaxially arranged at one end of the first shaft in a group manner; the centrifugal clutch is connected to a crankshaft of an engine and the centrifugal clutch is selectively connected to the press plate clutch; a shift-changing driver is pivoted with the speed-changing shaft; and a clutch driver is pivoted with the press plate clutch. The power speed-changing device utilizes two independent drivers to respectively drive the speed-changing shaft to rotate and drive the press plate clutch to be selectively connected to the first shaft; the load of the driver is less, the rigidity of the configuration of the whole connecting mechanism is less, therefore, the space of the whole power speed-changing device can be reduced, and also the weight of the whole power speed-changing device can be reduced; in addition, a driver can easily finish the shift-changing action of the engine only by simple operation without need of fussy operation actions of mutual matching of hands and feet.

Description

The power speed changing device

Technical field

The utility model and a kind of power speed changing device refer to a kind of power speed changing device of beating switching locomotive and having clutch drive that is applicable to especially.

Background technique

For at present common on the market locomotive, mainly be divided into two kinds according to the difference of its power-transmitting unit, one is the transmission of belt continuous variable speed, and another be the transmission of gear speed change, and the former is the fluid drive vehicle that is commonly called as, and the latter is grade car of beating for being commonly called as then.

Locomotive car type about above-mentioned two kinds of driving mechanisms, it respectively has its pluses and minuses because of the kind of drive difference of using, and for example, the mode of belt continuous variable speed transmission is comparatively smooth-going in the velocity transformation process, simple to operately need not special gearshift mechanism, so be suitable for the general closed planar road driving.Otherwise the mode of gear speed change transmission then needs with the suit action of gearshift mechanism as clutch, but it can do different transforming gears according to the road conditions demand relatively, makes vehicle reach all good performance of basic, normal, high speed and shows as its advantage.

The locomotive of the above-mentioned habitual gear speed change kind of drive, its gear speed change gear includes members such as pressing plate clutch, clutch line, variable-speed shaft, gear shift pedal, so the operation of gear speed variator system needs the driver to use trick to cooperatively interact, for example need the hand clutch line go to control pressing plate clutch, manual control accelerograph reduce engine speed, and pin step on gear shift pedal and go to control mechanisms such as variable-speed shaft, can finish the action of gear speed change, reach the function of gear speed change.If when running into traffic congestion, will make the driver control pressing plate clutch, throttle, brake, and conversion variable-speed shaft etc. act frequently, not only consume driver's muscle power, also influence mood, probably cause the driver can't be wholwe-hearted, easily causing a traffic accident, is not very good so plant habitual gear speed change transmission mode of operation of making the shelves car.

In addition, for solving above-mentioned loaded down with trivial details mode of operation, some habitual shelves car of beating is to utilize motor to control the variable-speed shaft rotation.It mainly is to be pivoted with a shift level, to reach a clutch shaft in variable-speed shaft, and clutch shaft and the pivot joint of pressing plate clutch, and shift level then articulates with the gear gear, and motor then articulates with variable-speed shaft.By this, the driver only need control motor, can control the variable-speed shaft rotation, again by the rotation of variable-speed shaft and then control the clutch shaft that is hubbed on the variable-speed shaft, and shift level, be not coupled to first, reach the gear shift of driving gear gear and can directly control the pressing plate clutch, to simplify the gear shift action of engine.

Right this kind utilizes motor to control grade car of beating of variable-speed shaft, because of being pivoted with clutch shaft on the variable-speed shaft simultaneously, reaching shift level, and, the air displacement along with engine make the load of pressing plate clutch increase owing to increasing, need to use bigger motor of exerting oneself to control the variable-speed shaft rotation, and also need bigger rigidity in the configuration of whole connect mechanism, cause the overall space configuration excessive many, also non-very good, the space of improvement is still arranged with the overall weight increase.

The invention popularity originally in the spirit of positive invention, is urgently thought a kind of power speed changing device that can address the above problem because of in this, and several times research experiment is eventually to the utility model of finishing this Jiahui common people.

The model utility content

The purpose of model utility provides a kind of power speed changing device, and it is simple in structure, and whole occupy-place is little, can realize that the driver need not the troublesome operation action that trick cooperatively interacts, and only need simply control the gear shift action that can finish engine easily.

The purpose of this utility model is achieved in that a kind of power speed changing device, includes a gear gear, a pressing plate clutch, a centrifugal clutch, a gear-shift driver and a clutch drive.

Above-mentioned gear gear includes one first, one second, reaches a variable-speed shaft, and first group is provided with most first gears, and second also group be provided with most second gears, second gear and selectivity are engaged in first gear forming different gear ratios, and then form different gears.As for the pressing plate clutch is a coaxial end that is mounted on first.

In addition, above-mentioned centrifugal clutch then is connected on the crankshaft of an engine, and obtaining rotating power, and centrifugal clutch and selecting type be connected to the pressing plate clutch, so that its rotating power selecting type is transferred to second.

In addition, above-mentioned gear-shift driver and variable-speed shaft articulate, rotate in order to drive variable-speed shaft, and then the gear shift of control gear gear.Clutch drive then articulates with the pressing plate clutch, is connected to first in order to drive pressure plate clutch selectivity.

In addition, above-mentioned clutch drive can articulate by a linkage mechanism and pressing plate clutch.Can organize between clutch drive and the linkage mechanism and be provided with a train of reduction gears, amplify, go to drive link mechanism again with outputting torsion with clutch drive.And clutch drive, and gear-shift driver can be the driving power source of motor, pneumatic cylinder, oil hydraulic cylinder or other equivalence.

In addition, can more organize between above-mentioned gear-shift driver and the variable-speed shaft and be provided with a train of reduction gears or bindiny mechanism or other equivalent mechanism, amplify, go to drive the variable-speed shaft rotation again with outputting torsion with gear-shift driver.

Moreover, the utility model can more include a switch, switch respectively with clutch drive, and gear-shift driver electrically connect, in order to solenoidoperated cluthes driver, and gear-shift driver start, so control pressing plate clutch selectivity connect or be not attached to first, and variable-speed shaft just change or reverse.

Again, the utility model can more include a perceptron, and it is the rotatable phase in order to the detecting variable-speed shaft, and then learns the speed change state of gear gear.

Above-mentioned second can a more sheathed driving wheel, it is in order to rotating power being sent to the trailing wheel of a vehicle, its load mode can transmit the rotating power of engine by being sheathed on chain in driving wheel and the trailing wheel rotating shaft.

In addition, above-mentioned pressing plate clutch can include a clutch plate, a clutch friction plate, and a clutch lift plate.Wherein, but the clutch plate selecting type connects clutch friction plate, and clutch lifts plate and can articulate interlock mutually with the clutch shaft of variable-speed shaft.

In addition, above-mentioned centrifugal clutch can include most clutch shoe plates, reach a clutch housing.Wherein, but these clutch shoe plate selecting types connect clutch housings.Clutch housing then can connect an actuation gear, and actuation gear also is connected with clutch housing, and the two is interlock together.Again, the pressing plate clutch can connect a driving gear, and driving gear is also engageable in actuation gear, and both rotate together.By this, the rotating power of crankshaft can be via centrifugal clutch, actuation gear, and driving gear and be passed to the pressing plate clutch.

The utility model has the advantages that, utilize two independent driver drive respectively variable-speed shaft rotation, and drive pressure plate clutch selectivity be connected to first, the load of driver is less, and the rigidity in the whole connect mechanism configuration is also less, so can dwindle the space of integral power speed change gear, also can reduce the weight of integral power speed change gear.In addition, the driver need not the troublesome operation action that trick cooperatively interacts, and only need simply control the gear shift action that can finish engine easily.

Description of drawings

Fig. 1 is the sectional view of the utility model one preferred embodiment.

Fig. 2 is the constitutional diagram of the utility model one preferred embodiment clutch drive and pressing plate clutch.

Fig. 3 is the top view of the utility model one preferred embodiment.

Fig. 4 is another sectional view of the utility model one preferred embodiment.

Fig. 5 is the engine idling schematic representation of the utility model one preferred embodiment.

Fig. 6 is the running schematic representation of the utility model one preferred embodiment.

Fig. 7 is the gear shift diagram of the utility model one preferred embodiment.

The primary component symbol description

1 engine, 2 crankshafts

3 centrifugal clutches, 4 actuation gears

5 driving gears, 6 pressing plate clutches

7 first 8 second

10 gear-shift drivers, 11 perceptrons

12 clutch drives, 13 switches

15,122 train of reduction gears, 16 variable-speed shafts

17 shift levels, 18 speed change tubes

19 driving wheels, 21 trailing wheels

31 clutch shoe plates, 32 clutch housings

61 clutch plate, 62 clutch friction plates

63

clutches lift plate

71,72,73,74 first gears

81,82,83,84 second gear 121 linkage mechanisms

181 speed change tube positioning plates, 182 right driving levers

183 left driving levers

Embodiment

Please consult Fig. 1, Fig. 2, Fig. 3, and Fig. 4 simultaneously, its be respectively sectional view, clutch drive and the pressing plate clutch of the utility model one preferred embodiment constitutional diagram, top view, reach another sectional view.The power speed changing device main feature of present embodiment is by a gear-shift driver 10, reaches the gear shift action that a clutch drive 12 is controlled engine 1.

As shown in the figure, present embodiment includes a gear gear, a pressing plate clutch 6, a centrifugal clutch 3, a gear-shift driver 10, a perceptron 11, a clutch drive 12, reaches a switch 13 (being plotted in Fig. 5).

As shown in Figure 4, the gear gear includes one first 7,1 second 8, one variable-speed shaft 16, reaches a speed change tube 18.First 7 groups are provided with most

first gears

71,72,73, also organize for 74, the second 8 and be provided with most

second gears

81,82,83,84,

second gear

81,82,83,84 and selectivity be engaged in

first gear

71,72,73,74 to form different gear ratios, that is form different gears, and on second 8 and be arranged with a driving wheel 19.Include a speed change tube positioning plate 181, one right driving lever 182, reach a left driving lever 183 as for 18 in speed change tube.

In addition, gear-shift driver 10 articulates with the variable-speed shaft 16 of gear gear, and gear-shift driver 10 rotates in order to drive variable-speed shaft 16, and then the gear shift of control gear gear.In the present embodiment, gear-shift driver 10 is an electric motor, and between gear-shift driver 10 and the variable-speed shaft 16 and group be provided with a train of reduction gears 15, train of reduction gears 15 can be amplified the outputting torsion of gear-shift driver 10, remove to drive variable-speed shaft 16 again.As for perceptron 11 is to be mounted on the gear-shift driver 10, and in the present embodiment, perceptron 11 is a phase place measurer, can be in order to the rotatable phase of detecting variable-speed shaft 16, and then learn the speed change state of gear gear.

As shown in Figure 1, 2, pressing plate clutch 6 coaxial ends that are mounted on first 7, and pressing plate clutch 6 selecting types are connected to first 7.Pressing plate clutch 6 include a clutch plate 61, a clutch friction plate 62, and a clutch lift plate 63.Wherein, but clutch plate 61 selecting types are pressure bonded on the clutch friction plate 62, clutch lifts plate 63 then in order to ejection clutch plate 61, it is separated with clutch friction plate 62, and clutch lifts plate 63 and articulates interlock with clutch drive 12, and clutch drive 12 can be connected to this first 7 in order to drive pressure plate clutch 6 selectivity.The clutch plate 61 of pressing plate clutch 6 and connect a driving gear 5 again, driving gear 5 and pressing plate clutch 6 interlocks.

As shown in Figure 2, in the present embodiment, clutch drive 12 is an electric motor, clutch drive 12 is that the clutch by a linkage mechanism 121 and pressing plate clutch 6 lifts plate 63 and articulates, and also organize between clutch drive 12 and the linkage mechanism 121 and be provided with a train of reduction gears 122, train of reduction gears 122 can be amplified the outputting torsion of clutch drive 12, goes to drive link mechanism 121 again.

By this, present embodiment utilizes two

independent driver

10,12, drive variable-speed shafts 16 rotations, and be connected to first 7 with gear-shift driver 10 respectively with clutch drive 12 drive pressure plate clutch 6 selectivity, the load of

driver

10,12 is less, and the rigidity in the configuration of whole connect mechanism is also less, so can dwindle the space of integral power speed change gear, also can reduce whole weight.

As shown in Figure 1, centrifugal clutch 3 includes most clutch shoe plates 31, reaches a clutch housing 32.Wherein, clutch shoe plate 31 is to be pressure bonded to clutch housing 32 by centrifugal force, and clutch shoe plate 31 connects on the crankshaft 2 of an engine 1.Clutch housing 32 and connect an actuation gear 4 again, actuation gear 4 and clutch housing 32 interlocks.Therefore, the rotating power of crankshaft 2 can be sent to actuation gear 4 by centrifugal clutch 3.

In addition, the driving gear 5 that the clutch plate 61 of pressing plate clutch 6 is connected and with actuation gear 4 interlock that is meshing with each other, both rotate together, thus the rotating power of crankshaft 2 can by actuation gear 4, and driving gear 5 transfer to first 7.

See also Fig. 5, be the engine idling schematic representation of the utility model one preferred embodiment, utilize said apparatus, when engine 1 after beginning to start, this moment, crankshaft 2 was in more slow-revving state, the clutch shoe plate 31 of centrifugal clutch 3, and clutch housing 32 be in separately state.Therefore, the power of engine 1 is through the transmission of crankshaft 2, and to the position of centrifugal clutch 3, transmission of power promptly stops at last.

Please consult Fig. 6 again, it is the running schematic representation of the utility model one preferred embodiment, after the rotating speed of crankshaft 2 increases gradually, make the clutch shoe plate 31 of centrifugal clutch 3 because of centrifugal action, and clutch housing 32 pressings contact rotation together, this moment, the power of crankshaft 2 can be via centrifugal clutch 3, actuation gear 4, reach driving gear 5 and be passed to pressing plate clutch 6, again via first 7, reach second 8 and be passed to driving wheel 19, driving wheel 19 is sent to rotating power the trailing wheel 21 of one vehicle again, its kind of drive can be sheathed on the trailing wheel 21 that the chain (figure does not show) on driving wheel 19 and trailing wheel 21 wheel shafts outputs power and is passed to vehicle, the power that the vehicle generation is advanced by one.

Please continue to consult Fig. 7, be the gear shift diagram of the utility model one preferred embodiment, and see also Fig. 4.When vehicle was changed gear, this moment, the driver only needed push switch 13, and switch 13 and respectively with clutch drive 12, and gear-shift driver 10 electrically connect, can solenoidoperated cluthes driver 12, and gear-shift driver 10 starts.Wherein, clutch drive 12 is controlled clutch earlier via linkage mechanism 121 and is lifted plate 63 ejection clutch plate 61, and itself and clutch friction plate 62 are broken away from.Then shift level 17 is controlled speed change tube positioning plate 181, and then promotes left driving lever 183 or right driving lever 182, stirs first gear 71 on first 7, second gear 81 on 72,73,74 one of them or second 8,82,83, one of them of 84, make its generation move axially and be embedded in the first

adjacent gear

71,72,73,74 or

second gear

81,82,83,84, so can reach the gear shift purpose.

In the present embodiment, can make rotating power be engaged in first gear 71 on first 7 after the gear shift, be passed to the trailing wheel 21 of vehicle again via driving wheel 19 by second gear 81 on second 8.

From the above, gear shift action is to lift plate 63 ejection clutch plate 61 disconnecting clutch friction plates 62 with clutch drive 12 via the clutch of linkage mechanism 121 drive pressure plate clutch 6 earlier, thereby temporarily stop the transmission of power, in these gear-shift driver 10 driving variable-speed shaft 16 rotations carrying out gear shift actions simultaneously, loosen clutch afterwards again and lift plate 63, impel clutch plate 61 to be pressed on once more on the clutch friction plate 62 and transferring power.

By this, present embodiment only needs the singlehanded push switch 13 of driver, can solenoidoperated cluthes driver 12 drive pressure plate clutch 6 selectivity be connected to first 7, and gear-shift driver 10 go to drive variable-speed shaft 16 rotations, and carry out the gear shift action.So the driver need not the troublesome operation action that trick cooperatively interacts, only need simply control the gear shift action that to finish engine 1 easily.

Claims

1. power speed changing device is characterized in that comprising:

One gear gear includes one first, one second, reaches a variable-speed shaft, and this first includes most first gears, and this second includes most second gears, and the second gear selectivity is engaged in first gear to form different gear ratios;

One pressing plate clutch, coaxial this end of first that is mounted on;

One centrifugal clutch is connected on the crankshaft of an engine, and obtaining rotating power, and this centrifugal clutch selecting type is connected to this pressing plate clutch, and its rotating power selecting type is transferred to this second;

One gear-shift driver articulates with this variable-speed shaft, rotates in order to drive this variable-speed shaft, and then controls this gear gear gear shift; And

One clutch drive articulates with this pressing plate clutch, is connected to this first in order to drive this pressing plate clutch selectivity.

2. power speed changing device as claimed in claim 1 is characterized in that this clutch drive articulates by a linkage mechanism and this pressing plate clutch.

3. power speed changing device as claimed in claim 2 is characterized in that group is provided with a train of reduction gears between this clutch drive and this linkage mechanism.

4. power speed changing device as claimed in claim 1 is characterized in that this clutch drive is an electric motor.

5. power speed changing device as claimed in claim 1 is characterized in that this gear-shift driver is an electric motor.

6. as claim 1 a described power speed changing device, it is characterized in that group is provided with a train of reduction gears between this gear-shift driver and this variable-speed shaft.

7. as claim 1 a described power speed changing device, it is characterized in that including a switch, in order to control this clutch drive, to reach this gear-shift driver start.

8. as claim 1 a described power speed changing device, it is characterized in that including a perceptron, in order to detect the rotatable phase of this variable-speed shaft.

9. power speed changing device as claimed in claim 1 is characterized in that this second and a sheathed driving wheel, and it is in order to rotating power is sent to the trailing wheel of a vehicle.

10. power speed changing device as claimed in claim 2, it is characterized in that this pressing plate clutch comprise a clutch plate is arranged, a clutch friction plate, and a clutch lift plate, this clutch plate is that selecting type is connected to this clutch friction plate, and it is to articulate with this linkage mechanism that this clutch lifts plate.

11. power speed changing device as claimed in claim 1 is characterized in that this centrifugal clutch includes most clutch shoe plates, reaches a clutch housing, these clutch shoe plate selectivity are connected to this clutch housing.

12. power speed changing device as claimed in claim 11 is characterized in that clutch housing and is connected with an actuation gear that the two is interlock together.

13. power speed changing device as claimed in claim 12 is characterized in that, this pressing plate clutch also connects a driving gear, and this driving gear also is engaged in this actuation gear.