CN103486217A - Continuous-power-shifting two-gear speed changing box - Google Patents
Continuous-power-shifting two-gear speed changing box Download PDFInfo
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- CN103486217A CN103486217A CN201310461420.5A CN201310461420A CN103486217A CN 103486217 A CN103486217 A CN 103486217A CN 201310461420 A CN201310461420 A CN 201310461420A CN 103486217 A CN103486217 A CN 103486217A
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- shelves
- transmission
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/037—Gearboxes for accommodating differential gearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
- F16H37/06—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
- F16H37/08—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing
- F16H37/0806—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with a plurality of driving or driven shafts
- F16H37/0813—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with a plurality of driving or driven shafts with only one input shaft
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/0018—Shaft assemblies for gearings
- F16H57/0025—Shaft assemblies for gearings with gearing elements rigidly connected to a shaft, e.g. securing gears or pulleys by specially adapted splines, keys or methods
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
- F16H37/06—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
- F16H37/08—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing
- F16H37/0833—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with arrangements for dividing torque between two or more intermediate shafts, i.e. with two or more internal power paths
- F16H37/084—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with arrangements for dividing torque between two or more intermediate shafts, i.e. with two or more internal power paths at least one power path being a continuously variable transmission, i.e. CVT
- F16H2037/088—Power split variators with summing differentials, with the input of the CVT connected or connectable to the input shaft
- F16H2037/0886—Power split variators with summing differentials, with the input of the CVT connected or connectable to the input shaft with switching means, e.g. to change ranges
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02086—Measures for reducing size of gearbox, e.g. for creating a more compact transmission casing
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
Abstract
The invention discloses a continuous-power-shifting two-gear speed changing box which comprises a speed changing box body, a power input shaft, a power output shaft, a slow-gear transmission chain and a rapid-gear transmission chain. The rapid-gear transmission chain is of a clutch structure, the slow-gear transmission chain is provided with an overrun clutch, the overrun clutch conducts overrunning when the rapid-gear transmission chain is in joint transmission, the power output shaft is in transmission fit to output power to a differential mechanism, according to the two-gear speed changing box, the output power of a power device is not required to be cut off, the switching between the slow gear and the rapid gear can be directly conducted, the power output of the power device is kept and matched with the running road condition, the jerking sense is reduced, controllability is improved, the driving comfort of a motor vehicle is improved, the power device can stably run for a long period, the service life of the power device is prolonged, and driving energy resources are saved. Further, the joint between the gears is smooth and stable, power consumption in climbing is reduced, power of the power device is fully utilized on the flat ground, driving and gear shifting of the motor vehicle are more stable and smooth, and the aims of saving energy, being environmentally friendly and reducing the use cost are achieved.
Description
Technical field
The present invention relates to a kind of automotive component, particularly two grades of gearboxes of a kind of continuous power shfit.
Background technique
Motor Vehicle is the vehicle that is driven or drawn, travel on road by power plant (comprising electronic and fuel-firing gas-firing vehicle), generally comprises power plant, speed changer and wheel frame assembly; Speed changer is delivered to wheel for driving Vehicle Driving Cycle by the outputting power of power plant after slowing down.In prior art, the major function of speed changer is velocity ratio for a change, meets the needs of different driving conditions to tractive force, and motor or motor are operated under favourable operating mode as far as possible, generally be divided into have shelves and without gear gearbox.
In prior art, gear gearbox is arranged due to the road conditions of travelling are had to adaptability preferably, can travel for different resistance gear shift, make the power output of power plant can be mated to a certain extent with the road conditions of travelling, thereby application is comparatively extensive.But, there is gear gearbox all to need to cut off power when carrying out gear-change operation, thereby there will be the pause and transition in rhythm or melody sense in gearshift procedure, the travelling comfort that impact is driven, and complicated operation, affect handling; Even, still there are the problems referred to above in some automatic transmission speed changer.And this cut-out outputting power carries out the structure of gear shift, can make the dynamic instability output of power plant, when affect the operation stability of power plant, cause it to move the waste of the energy.
Therefore, need to be improved existing speed changer, do not need in the process of moving to cut off outputting power and directly carry out gear shift, keep the power output of power plant and be complementary with the road conditions of travelling, reducing the pause and transition in rhythm or melody sense, improving handling, improve the ride comfort of Motor Vehicle, make the steady-state operation of power plant long period, extend its working life and save driving source, reduce power consumption.
Summary of the invention
In view of this, the invention provides two grades of gearboxes of a kind of continuous power shfit, do not need in the process of moving to cut off outputting power and directly carry out gear shift, keep the power output of power plant and be complementary with the road conditions of travelling, reducing the pause and transition in rhythm or melody sense, improving handling, improve the ride comfort of Motor Vehicle, make the steady-state operation of power plant long period, extend its working life and save driving source, reduce power consumption.
Two grades of gearboxes of continuous power shfit of the present invention, comprise mission case, power input shaft, pto＝power take-off, slow shelves Transmitted chains and fast shelves swivel-chain, but described fast shelves Transmitted chains is clutch structure, described slow shelves Transmitted chains is provided with free wheel device, and this free wheel device surmounts when fast shelves swivel-chain engages transmission; Described pto＝power take-off transmission cooperation outputs power to differential mechanism.
Further, described slow shelves Transmitted chains also comprise slow shelves driving gear and with the slow shelves driven gear of slow shelves driving gear engagement driving, described slow shelves driving gear coordinates with the power input shaft transmission, slow shelves driven gear coordinates by the free wheel device transmission with pto＝power take-off, the inner ring of described free wheel device coordinates with the pto＝power take-off transmission, slow shelves driven gear coordinates with the outer ring transmission of free wheel device, and the inner ring of described free wheel device and the outer ring of free wheel device surmount at the power outbound course of pto＝power take-off;
Further, described slow shelves Transmitted chains also comprise slow shelves driving gear and with the slow shelves driven gear of slow shelves driving gear engagement driving, described slow shelves driving gear coordinates by the free wheel device transmission with power input shaft, slow shelves driven gear coordinates with the pto＝power take-off transmission, the inner ring of described free wheel device coordinates with the power input shaft transmission, slow shelves driving gear coordinates with the outer ring transmission of free wheel device, and the outer ring of described free wheel device and the inner ring of free wheel device surmount at the power outbound course of power input shaft;
Further, described fast shelves Transmitted chains comprises fast shelves driving gear, fast shelves driven gear and clutch, but described fast shelves driving gear is arranged at power input shaft by clutch in the mode of clutch, and described fast shelves driven gear is equipped with in pto＝power take-off with fast shelves driving gear engagement driving transmission;
Further, described fast shelves Transmitted chains comprises fast shelves driving gear, fast shelves driven gear and clutch, but described fast shelves driven gear is arranged at pto＝power take-off by clutch in the mode of clutch, and described fast shelves driving gear is equipped with in power input shaft with fast shelves driven gear engagement driving transmission;
Further, also comprise the jack shaft be rotatably assorted with mission case, described jack shaft, power input shaft and pto＝power take-off are side by side and be arranged in parallel; Described pto＝power take-off transmission cooperation is provided with power output gear, the cooperation of jack shaft upper driving is provided with the first intermediate gear and the second intermediate gear, described the first intermediate gear and power output gear engagement driving, described the second intermediate gear outputs power to differential mechanism;
Further, described differential mechanism comprises differential casing and differential gear assembly, and described differential casing is monolithic construction; Described mission case is integrally formed or directly be fixedly connected with and be provided with for holding the cavity of differential mechanism, and described differential casing is set in rotation with mission case;
Further, with the differential casing transmission, be equipped with for the differential gear with the second intermediate gear engagement driving; Integrally formed being provided with for assembling the assembling shaft part of differential gear on described differential casing, described differential casing forms the step that radial dimension is greater than the assembling shaft part, and described differential gear is coated at this assembling shaft part and axially is against mode detachable fixedly the be assemblied in differential casing of the axial end of step with axial and radial location;
Further, described clutch is provided with clutch driving mechanism, and clutch driving mechanism comprises driveshaft and reciprocal axle, and described reciprocal axle at least drives and coordinates with clutch housing in the clutch separation direction, and axial and clutch housing is rotatably assorted at it; Described driveshaft is set in rotation with mission case and the transmission cooperation is provided with for driving the cam of reciprocal axle axial motion.
Beneficial effect of the present invention: two grades of gearboxes of continuous power shfit of the present invention, but fast shelves Transmitted chains adopts clutch structure, slow shelves Transmitted chains surmounts when fast shelves transmission, thereby, in the process of moving, do not need to cut off outputting power and directly carry out the switching of slow shelves to fast shelves, do not need equally to cut off the outputting power of power plant (motor or motor) while moving back grade, keep the power output of power plant and be complementary with the road conditions of travelling, reduce the pause and transition in rhythm or melody sense, improve handling, improve the ride comfort of Motor Vehicle, make the steady-state operation of power plant long period, extend its working life and save driving source, reduce power consumption when the present invention uses, further make the joint between gear smooth and easy steadily, the power consumption while reducing to climb, take full advantage of power plant power during level land, make more steady and smooth of motor-driven vehicle going and gear shift, when reaching energy-conserving and environment-protective, reduce user cost, the employing differential mechanism outputs power, and is applicable to tricycle or four-wheel wagon and uses, and compact structure is light, and volume is little, saves and drives energy consumption.
The accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1 is structural representation of the present invention.
Embodiment
Fig. 1 is the embodiment of the present invention one structural representation, as shown in the figure: two grades of gearboxes of the continuous power shfit of the present embodiment, comprise mission case 20, power input shaft 1, pto＝power take-off 5, slow shelves Transmitted chains and fast shelves swivel-chain, but described fast shelves Transmitted chains is clutch structure, described slow shelves Transmitted chains is provided with free wheel device 8, this free wheel device 8 surmounts when fast shelves swivel-chain engages transmission, and described pto＝power take-off 5 transmissions cooperations output power to differential mechanism; Fast shelves swivel-chain is all mechanical structures of carrying out transmission in prior art, and in the present invention, but fast shelves Transmitted chains is clutch structure, can engage or disconnect this fast shelves Transmitted chains by clutch, manual or electronic, all can realize goal of the invention; And, for slow shelves Transmitted chains, surmount when fast shelves transmission, otherwise by the free wheel device engagement driving; Simple and compact for structure, only by a clutch and free wheel device, can realize the purpose of continuous powershift gear.
In the present embodiment, described slow shelves Transmitted chains also comprise slow shelves driving gear 2 and with the slow shelves driven gear 7 of slow shelves driving gear 2 engagement driving, described slow shelves driving gear 2 coordinates with power input shaft 1 transmission, slow shelves driven gear 7 coordinates by free wheel device 8 transmissions with pto＝power take-off 5, the inner ring of described free wheel device 8 coordinates with pto＝power take-off 5 transmissions, slow shelves driven gear 7 coordinates with the outer ring transmission of free wheel device 8, the outer ring of the inner ring of described free wheel device 8 and free wheel device 8 surmounts at the power outbound course of pto＝power take-off, as shown in the figure, this free wheel device 8 is the star-wheel free wheel device, can realize above-mentioned movement process, above-mentioned transmission coordinates and can adopt integrally formed or Demountable in conjunction with existing drive mechanisms such as splines, does not repeat them here, in this structure, free wheel device is arranged at pto＝power take-off, when fast shelves output, directly at pto＝power take-off, surmounts, and can reduce follow-up unit, reduces energy consumption, and is quick on the draw in gearshift procedure, improves its smoothness.
In the present embodiment, described fast shelves Transmitted chains comprises fast shelves driving gear 3, fast shelves driven gear 6 and clutch 4, but described fast shelves driving gear 3 is arranged at power input shaft 1 by clutch 4 in the mode of clutch, and described fast shelves driven gear 6 is equipped with in pto＝power take-off 5 with fast shelves driving gear 3 engagement driving transmission; In this structure, between fast shelves driving gear 3 itself and power input shaft 1, be rotatably assorted, do not there is transmission agency; By the setting of clutch 4, make between fast shelves driving gear 3 and power input shaft 1 and can engage transmission or separate, clutch 4 comprises synchronizer or the conventional clutch device of prior art, all can realize goal of the invention; The joint of clutch or separation can be passed through manual manipulation or electronic, all can realize goal of the invention, do not repeat them here; The present embodiment cuts off fast shelves Transmitted chains from input end when slow shelves transmission, reduces slow shelves energy consumption, simultaneously, improves its smoothness.
Certainly, also can adopt lower array structure, this structure only is with the difference of said structure: in this structure, described fast shelves Transmitted chains comprises fast shelves driving gear, fast shelves driven gear and clutch, but described fast shelves driven gear is arranged at pto＝power take-off by clutch in the mode of clutch, and described fast shelves driving gear is equipped with in power input shaft with fast shelves driven gear engagement driving transmission; In this structure, between fast shelves driven gear itself and pto＝power take-off, be rotatably assorted, do not there is transmission agency; By the setting of clutch, make between fast shelves driven gear and pto＝power take-off and can engage transmission or separate, clutch comprises synchronizer or the conventional clutch device of prior art, all can realize goal of the invention, does not repeat them here.
The speed changer of said structure is installed and can be realized not cutting off the function that power carries out gear shift by simple component, simple and compact for structure, being applicable to two-wheeled or three-wheeled vehicle uses, with existing gearshift mechanism, compare, no matter be structure or on number of components, all to have largely to simplify, characteristics with light and flexible, be beneficial to the reduction power consumption.
In the present embodiment, the inner ring of described free wheel device 8 and pto＝power take-off 5 are integrally formed, and slow shelves driven gear 7 is integrally formed with the outer ring of free wheel device 8; Adopt integrally formed said structure, make the present invention there is compact structure, mount and dismount characteristic simply and easily, be more suitable for the roadsters such as tricycle.
Certainly, the setting of free wheel device also can adopt lower array structure:
Described slow shelves Transmitted chains also comprise slow shelves driving gear and with the slow shelves driven gear of slow shelves driving gear engagement driving, described slow shelves driving gear coordinates by the free wheel device transmission with power input shaft, slow shelves driven gear coordinates with the pto＝power take-off transmission, the inner ring of described free wheel device coordinates with the power input shaft transmission, slow shelves driving gear coordinates with the outer ring transmission of free wheel device, the outer ring of described free wheel device and the inner ring of free wheel device surmount at the power outbound course of power input shaft, and the free wheel device of this structure is arranged at power input shaft.
The present invention is when operation, and the free wheel device engagement driving of slow shelves Transmitted chains during starting, when speed is brought up to a certain degree, by the manual or electronic clutch of controlling, engage, fast shelves Transmitted chains engages transmission, and slow shelves Transmitted chains surmounts, and whole process does not need to cut off power; Vehicle also normally travels by the transmission of fast shelves Transmitted chains, when resistance increases (climbing), controls clutch separation, cuts off fast shelves Transmitted chains, and the automatic engagement driving of free wheel device of shelves Transmitted chains, realize that slow shelves move slowly; Whole process does not need to cut off power.
In the present embodiment, also comprise the jack shaft 16 be rotatably assorted with mission case 20, described jack shaft 16, power input shaft 1 and pto＝power take-off 5 are side by side and be arranged in parallel; Described pto＝power take-off 5 transmissions cooperations are provided with power output gear 19, jack shaft 16 upper drivings cooperations are provided with the first intermediate gear 18 and the second intermediate gear 17, described the first intermediate gear 18 and power output gear 19 engagement driving, described the second intermediate gear 17 outputs power to differential mechanism; In practical application, between the first intermediate gear 18 and power output gear 19 and the second intermediate gear 17 export differential mechanism to, all adopt the deceleration meshing engagement structure, to guarantee larger output torque; This is simple and compact for structure, and transmission efficiency is higher, and overall volume is less.
In the present embodiment, described differential mechanism comprises differential casing 11 and differential gear assembly 12, and described differential casing 11 is monolithic construction, and the differential gear assembly belongs to existing structure, comprise planetary pinion, left half axle gear and right axle shaft gear, do not repeat them here; Described differential casing 11 is provided with the installation via hole passed through for the mounting teeth wheel assembly; The case of transmission of monolithic construction need be positioned at side and be provided with the installation via hole, or adopts whole rack and panel construction, and pass through and operate for planetary pinion and differential gear are installed, but and via hole lubricant oil is installed and is passed through smoothly, be beneficial to lubricated; The planet wheel shaft 14 of differential mechanism is fixed in differential casing 11 through differential casing 11 and by the fixing pin 15 that radially passes planet wheel shaft 14, and the extension shaft part of the left half axle gear of differential mechanism and the extension shaft part of right axle shaft gear are rotatably assorted with differential casing 11 respectively; Described mission case 20 is integrally formed or directly be fixedly connected with and be provided with for holding the cavity 20a of differential mechanism, and described differential casing 11 is set in rotation with mission case 20; Overall structure is simply compact, and integrity is strong, is beneficial to the assurance installation precision, thereby guarantees transmission; Differential casing adopts monolithic construction, adds and determines coaxality preferably man-hour, thereby be easy to guarantee coaxality in installation process, directly installs and gets final product, and improves installation efficiency; Owing to being monolithic construction, thereby long-term use not there will be the coaxality problem, not there will be eccentric wear between kinematic pair, is beneficial to the working life that extends differential mechanism and whole retarder, reduces user cost; Owing to there not being eccentric wear, greatly reduce and use energy consumption, be beneficial to the distance travelled that extends Motor Vehicle.
In the present embodiment, with differential casing 11 transmissions, be equipped with for the differential gear 13 with the second intermediate gear 17 engagement driving (deceleration); Integrally formed being provided with for assembling the assembling shaft part of differential gear 13 on described differential casing 11, described differential casing 11 forms the step that radial dimension is greater than the assembling shaft part, and described differential gear 13 is coated at this assembling shaft part and axially is against mode detachable fixedly the be assemblied in differential casing 11 of the axial end of step with axial and radial location; The assembling shaft part forms in differential casing 11 formation and is similar to the multidiameter shaft structure, thereby forms annular end face, after differential gear 13 is coated at this ladder shaft part, radially, directly by the little shaft part location of multidiameter shaft, guarantees preferably coaxality; Simultaneously, step end face must form axially locating to differential gear, and is secured by bolts in this step end face, has the effect of accomplishing coaxality simultaneously; Guaranteed the coaxality between differential casing 11 and differential gear 13; The installation via hole is arranged at the radial sidewalls of differential casing 11, is arranged at radial sidewalls, does not affect the ability of carry-over moment, and makes this shell construction compactness, lightweight, is suitable for electro-tricycle and uses; Radial sidewalls is the sense of rotation with respect to left half axle gear and right axle shaft gear, the i.e. sense of rotation of differential casing.
The side that described differential gear 13 is against step is provided with for holding the circular groove of step; Adopt this circular groove structure, be beneficial to further location, and make its mounting structure compactness, reduce volume.
In the present embodiment, described clutch 4 is provided with clutch driving mechanism, clutch driving mechanism comprises driveshaft 9 and reciprocal axle 10, described reciprocal axle 10 at least drives and coordinates with clutch housing in the clutch separation direction, and its axially and clutch housing be rotatably assorted, as shown in the figure, but back and forth axle 10 is installed on clutch housing axial limiting by annular bearing with rolling contact; Described driveshaft 9 is set in rotation with mission case and transmission coordinates the cam (figure is total not to be meaned) be provided with for driving reciprocal axle axial motion; Driveshaft 9 is provided with driving handle and the return spring for driving its reciprocating rotation, does not repeat them here; The clutch drive of this structure is simply compact, is easy to installation and removal.
In the present invention, transmission coordinates the mode refer to transferring power to coordinate, and comprises that engagement driving, spline drived coordinate or integrally formed etc.;
Finally explanation is, above embodiment is only unrestricted in order to technological scheme of the present invention to be described, although with reference to preferred embodiment, the present invention is had been described in detail, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement technological scheme of the present invention, and not breaking away from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of claim scope of the present invention.
Claims (9)
1. two grades of gearboxes of a continuous power shfit, it is characterized in that: comprise mission case, power input shaft, pto＝power take-off, slow shelves Transmitted chains and fast shelves swivel-chain, but described fast shelves Transmitted chains is clutch structure, described slow shelves Transmitted chains is provided with free wheel device, and this free wheel device surmounts when fast shelves swivel-chain engages transmission; Described pto＝power take-off transmission cooperation outputs power to differential mechanism.
2. two grades of gearboxes of continuous power shfit according to claim 1, it is characterized in that: described slow shelves Transmitted chains also comprise slow shelves driving gear and with the slow shelves driven gear of slow shelves driving gear engagement driving, described slow shelves driving gear coordinates with the power input shaft transmission, slow shelves driven gear coordinates by the free wheel device transmission with pto＝power take-off, the inner ring of described free wheel device coordinates with the pto＝power take-off transmission, slow shelves driven gear coordinates with the outer ring transmission of free wheel device, the inner ring of described free wheel device and the outer ring of free wheel device surmount at the power outbound course of pto＝power take-off.
3. two grades of gearboxes of continuous power shfit according to claim 1, it is characterized in that: described slow shelves Transmitted chains also comprise slow shelves driving gear and with the slow shelves driven gear of slow shelves driving gear engagement driving, described slow shelves driving gear coordinates by the free wheel device transmission with power input shaft, slow shelves driven gear coordinates with the pto＝power take-off transmission, the inner ring of described free wheel device coordinates with the power input shaft transmission, slow shelves driving gear coordinates with the outer ring transmission of free wheel device, the outer ring of described free wheel device and the inner ring of free wheel device surmount at the power outbound course of power input shaft.
4. according to two grades of gearboxes of the described continuous power shfit of claim 2 or 3, it is characterized in that: described fast shelves Transmitted chains comprises fast shelves driving gear, fast shelves driven gear and clutch, but described fast shelves driving gear is arranged at power input shaft by clutch in the mode of clutch, and described fast shelves driven gear is equipped with in pto＝power take-off with fast shelves driving gear engagement driving transmission.
5. according to two grades of gearboxes of the described continuous power shfit of claim 2 or 3, it is characterized in that: described fast shelves Transmitted chains comprises fast shelves driving gear, fast shelves driven gear and clutch, but described fast shelves driven gear is arranged at pto＝power take-off by clutch in the mode of clutch, and described fast shelves driving gear is equipped with in power input shaft with fast shelves driven gear engagement driving transmission.
6. two grades of gearboxes of continuous power shfit according to claim 1 is characterized in that: also comprise the jack shaft be rotatably assorted with mission case, described jack shaft, power input shaft and pto＝power take-off are side by side and be arranged in parallel; Described pto＝power take-off transmission cooperation is provided with power output gear, the cooperation of jack shaft upper driving is provided with the first intermediate gear and the second intermediate gear, described the first intermediate gear and power output gear engagement driving, described the second intermediate gear outputs power to differential mechanism.
7. two grades of gearboxes of continuous power shfit according to claim 6, it is characterized in that: described differential mechanism comprises differential casing and differential gear assembly, described differential casing is monolithic construction; Described mission case is integrally formed or directly be fixedly connected with and be provided with for holding the cavity of differential mechanism, and described differential casing is set in rotation with mission case.
8. two grades of gearboxes of continuous power shfit according to claim 7, is characterized in that: with the differential casing transmission, be equipped with for the differential gear with the second intermediate gear engagement driving; Integrally formed being provided with for assembling the assembling shaft part of differential gear on described differential casing, described differential casing forms the step that radial dimension is greater than the assembling shaft part, and described differential gear is coated at this assembling shaft part and axially is against mode detachable fixedly the be assemblied in differential casing of the axial end of step with axial and radial location.
9. two grades of gearboxes of continuous power shfit according to claim 4, it is characterized in that: described clutch is provided with clutch driving mechanism, clutch driving mechanism comprises driveshaft and reciprocal axle, described reciprocal axle at least drives and coordinates at clutch separation direction and clutch housing, and axial and clutch housing is rotatably assorted at it; Described driveshaft is set in rotation with mission case and the transmission cooperation is provided with for driving the cam of reciprocal axle axial motion.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310461420.5A CN103486217A (en) | 2013-09-29 | 2013-09-29 | Continuous-power-shifting two-gear speed changing box |
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| CN201310461420.5A CN103486217A (en) | 2013-09-29 | 2013-09-29 | Continuous-power-shifting two-gear speed changing box |
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| CN103486217A true CN103486217A (en) | 2014-01-01 |
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| CN201310461420.5A Pending CN103486217A (en) | 2013-09-29 | 2013-09-29 | Continuous-power-shifting two-gear speed changing box |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103807413A (en) * | 2014-03-11 | 2014-05-21 | 赵克刚 | Mechanical transmission |
| CN105134890A (en) * | 2015-10-19 | 2015-12-09 | 株洲齿轮有限责任公司 | Double-gear transmission case |
| CN105333084A (en) * | 2015-12-10 | 2016-02-17 | 湖南大学 | Speed change mechanism of automatic two-gear transmission |
| WO2017076676A1 (en) * | 2015-11-06 | 2017-05-11 | IFP Energies Nouvelles | Speed transmission device for the movement of an at least two-wheeled motor vehicle, and power train using said speed transmission device |
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| CN107869557A (en) * | 2017-11-08 | 2018-04-03 | 西南大学 | Power system of electric automobile |
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| CN105134890A (en) * | 2015-10-19 | 2015-12-09 | 株洲齿轮有限责任公司 | Double-gear transmission case |
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| CN105333084A (en) * | 2015-12-10 | 2016-02-17 | 湖南大学 | Speed change mechanism of automatic two-gear transmission |
| CN109591575A (en) * | 2017-09-30 | 2019-04-09 | 比亚迪股份有限公司 | Hybrid electric drive system and vehicle |
| CN109591574A (en) * | 2017-09-30 | 2019-04-09 | 比亚迪股份有限公司 | Hybrid electric drive system and vehicle |
| CN109591572A (en) * | 2017-09-30 | 2019-04-09 | 比亚迪股份有限公司 | Hybrid electric drive system and vehicle |
| CN107504146A (en) * | 2017-10-17 | 2017-12-22 | 郝士伟 | A kind of agricultural machinery dual-clutch transmission |
| CN109695668A (en) * | 2017-10-24 | 2019-04-30 | 上海汽车集团股份有限公司 | Pure electric automobile two gear gearboxes and pure electric automobile |
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| CN110529564A (en) * | 2019-08-30 | 2019-12-03 | 重庆隆旺机电有限责任公司 | Override type gear interlock power-driven system |
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Application publication date: 20140101 |