CN102562960A - Transmission for electric vehicles - Google Patents
Transmission for electric vehicles Download PDFInfo
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- CN102562960A CN102562960A CN2010106008225A CN201010600822A CN102562960A CN 102562960 A CN102562960 A CN 102562960A CN 2010106008225 A CN2010106008225 A CN 2010106008225A CN 201010600822 A CN201010600822 A CN 201010600822A CN 102562960 A CN102562960 A CN 102562960A
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Abstract
The invention relates to a transmission for electric vehicles, belongs to the technical field of power transmission for electric vehicles and realizes that different speed and torque can be output on the condition of the same revolution speed of a motor. The transmission for electric vehicles comprises a case, a motor is arranged in the case and provided with a motor shaft, the motor shaft is in transmission coupling with a spindle, a drive gear is fixed on the spindle, a second-gear drive gear is in meshing transmission with an output gear sleeved on an output shaft, flutes are machined on the spindle, a slider is connected with the second-gear drive gear under action of the flutes when in rotation of the spindle, the second-gear drive gear meshes with the output gear to drive the output shaft to rotate, and a first-gear drive gear drives a first-gear output gear through a reversing gear so as to drive the output shaft to rotate.
Description
Technical field
The invention belongs to particularly clockwise and anticlockwise variable speed electric motors, particularly transmission drive technology field of electric motor car power transmission technical field.
Background technique
The driving power of prior electric car mainly through regulating the electric current and voltage of input motor, changes rotating speed of motor and carries out speed change.When but motor was adjusted to low-speed running, the power of its output and moment of torsion are corresponding to diminish, and made electric motor car unable in the upward slope process, and the motor feels hot in the electric current amplification during upward slope, and motor and control system are burnt easily.
Summary of the invention
The object of the present invention is to provide a kind of simple in structure for solving above-mentioned deficiency; Gear-change operation make things convenient for volume little, obtain can obtain under the same rotational speed the different speed of a motor vehicle and different moments of torsion simultaneously; Motor had the gear shift speed governing make motor power performance be effectively played; Thereby make efficiency of motor reach the higher energy-saving effect that reaches; Just can reach big torsion with little electric current when going up a slope through gear shift in addition, thereby guarantee that motor be difficult for having generated heat protection motor and control system can not burn, can regulate the electric vehicle transmission of realization multi-stage mechanical shift.
For realizing the object of the invention, first kind of technological scheme of the present invention is: a kind of electric vehicle transmission comprises casing; Described casing is provided with motor; Motor is provided with motor shaft, and motor shaft connects with spindle, is fixed with one grade of driving gear on the described main shaft; One grade of driving gear drives one grade of output gear and output shaft rotation, and described one grade of output gear can rotate on output shaft; Described main shaft is provided with slider; Main shaft slider when certain direction rotation slides to the second gear driving gear with the cooperation downslide moving part of skewed slot and is connected the rotation of drive second gear driving gear with it, rotates together thereby the rotation of described second gear driving gear engagement second gear output gear drives output shaft; Slider is combined with the second gear driving gear or separate; Described one grade of output gear drives output shaft through one-way clutch and rotates.
Described slider is provided with dog, and the engaging of the dog of its dog and second gear driving gear was connected when slider endwisely slipped, and described slider rubs with brake pad on being fixed on casing mutually.
For realizing same purpose of the present invention, second kind of technological scheme of the present invention is: a kind of electric vehicle transmission comprises casing; Described casing is provided with motor; Motor is provided with motor shaft, and motor shaft connects with spindle, is fixed with one grade of driving gear on the described main shaft; One grade of driving gear drives one grade of output gear and output shaft rotation, and described one grade of output gear can rotate on output shaft; Be fixed with initiatively piece on the described main shaft; Moving part is enclosed within on the main shaft; Main shaft moving part and slope groove of piece initiatively when the rotation of certain direction cooperate down moving part to shift to the second gear driving gear and are connected with it and drive the second gear driving gear and rotate, thereby second gear driving gear engagement second gear output gear rotates the rotation of drive output shaft; Moving part is combined with the second gear driving gear or separate; Described one grade of output gear drives output shaft through one-way clutch and rotates.
Described moving part is provided with projection, and the engaging of the projection of its projection and second gear driving gear was connected when moving part moved axially, and was provided with release spring between moving part and the second gear driving gear, and described moving part (15) rubs with brake pad on being fixed on casing mutually.
For realizing same purpose of the present invention, the third technological scheme of the present invention is: a kind of electric vehicle transmission comprises casing; Described casing is provided with motor; Motor is provided with motor shaft, and motor shaft connects with spindle, is fixed with one grade of driving gear and second gear driving gear on the described main shaft; One grade of driving gear drives one grade of output gear and output shaft rotation, and described one grade of output gear and second gear output gear can rotate on output shaft; Be fixed with driven member on the described output shaft, moving part is enclosed within on the output shaft, and moving part and the slope groove of one grade of output gear cooperate down moving part to shift to driven member and be connected the rotation of drive output shaft with it during the rotation of one grade of output gear forward direction; Described one grade of output gear can make moving part combine with driven member or separate when rotating; Described second gear output gear drives output shaft through one-way clutch and rotates.
Described moving part is provided with projection, and the engaging of the projection of its projection and driven member was connected when moving part moved to the driven member direction, was provided with release spring between moving part and the driven member, and described moving part rubs with brake pad on being fixed on casing mutually.
For realizing same purpose of the present invention; The 4th kind of technological scheme of the present invention is: a kind of electric vehicle transmission, comprise casing, and described casing is provided with motor; Motor is provided with motor shaft; Motor shaft connects with spindle, is fixed with one grade of driving gear on the described main shaft, and one grade of driving gear is through one grade of output gear and the output shaft rotation at output shaft of switching-over carrier gear and tumbler gear drive fixing; Described main shaft is provided with slider; Main shaft slider when certain direction rotation slides to the second gear driving gear with the cooperation downslide moving part of skewed slot and is connected the rotation of drive second gear driving gear with it, rotates together thereby the rotation of second gear driving gear engagement second gear output gear drives output shaft; The rotation of described one grade of driving gear engagement switching-over carrier gear drive commutating tooth wheel shaft drives tumbler gear through one-way clutch again and rotates, thus the one grade output gear rotation drive output shaft of tumbler gear engages fixed on output shaft.
Described slider is provided with dog, and the engaging of the dog of its dog and second gear driving gear was connected when slider endwisely slipped, and described slider rubs with brake pad on being fixed on casing mutually.
During use, casing is fixed on the vehicle frame, wheel is fixed on the output shaft.After the motor energized; Motor rotates counterclockwise, and the motor driving main shaft rotates, and one grade of driving gear on the main shaft rotates thereupon; Power rotates through one grade of output gear of switching-over rear driving, accomplishes one grade power output thereby one grade of output gear drives the output shaft rotation through one-way clutch.The motor driving main shaft rotates when motor just changes; Slider slides to the second gear driving gear and is connected rotation with its engaging during main axis rotation; The second gear driving gear drives the second gear output gear and output shaft rotates, and this moment, one grade of output gear was contrary around the output shaft rotation, accomplished the power output of second gear this moment.Combine to realize speed governing through control motor positive and inverse, gear steps and one-way driving mechanism, can realize the electric vehicle transmission of two-stage speed change.
Description of drawings
Fig. 1 is sectional structure chart after the general assembly of first kind of mode of execution of electric vehicle transmission of the present invention;
Fig. 2 is the assembling stereochemical structure exploded view of the main shaft input tooth among Fig. 1, one grade of driving gear, second gear driving gear, main shaft, slider;
Fig. 3 is the three-dimensional structure diagram of the second gear driving gear of first kind of mode of execution of electric vehicle transmission of the present invention;
Fig. 4 is one grade of drive connection planimetric map of first kind of mode of execution of electric vehicle transmission of the present invention;
The plane structure chart of Fig. 5 after for the main shaft of first kind of mode of execution of electric vehicle transmission of the present invention, input shaft tooth, one grade of driving gear, second gear driving gear, slider, assembling;
Fig. 6 is sectional structure chart after the general assembly of second kind of mode of execution of electric vehicle transmission of the present invention;
Fig. 7 separates three-dimensional structure diagram for main shaft, input shaft tooth, one grade of driving gear, second gear driving gear, release spring, moving part, the packaged partition of active of second kind of mode of execution of electric vehicle transmission of the present invention;
Fig. 8 is the plane structure view after the assembling among Fig. 7;
Fig. 9 is the moving part stereochemical structure view among Fig. 8;
Figure 10 is the second gear driving gear three-dimensional structure diagram among Fig. 8;
Figure 11 is sectional structure chart after the general assembly of the third mode of execution of electric vehicle transmission of the present invention;
Figure 12 is second gear output gear, one-way driving mechanism, output shaft, driven member, release spring, the moving part among Figure 11, the solid assembling decomposition chart of one grade of output gear;
Figure 13 is the assembling back plane topology view among Figure 12;
Figure 14 is the moving part stereochemical structure view among Figure 13;
Figure 15 is one grade of drive connection planimetric map of the third mode of execution of electric vehicle transmission of the present invention;
Figure 16 is sectional structure chart after the general assembly of the 4th kind of mode of execution of electric vehicle transmission of the present invention;
Figure 17 is the sectional structure chart after tumbler gear, commutating tooth wheel shaft, switching-over carrier gear, the one-way clutch of the 4th kind of mode of execution of electric vehicle transmission of the present invention assembles;
Figure 18 concerns planimetric map for one grade of output gear, tumbler gear one-way clutch and the tumbler gear shaft drive of the 4th kind of mode of execution of electric vehicle transmission of the present invention;
The assembling stereochemical structure exploded view of main shaft among Figure 19 Figure 16 input tooth, one grade of driving gear, second gear driving gear, main shaft, slider;
Figure 20 is the three-dimensional structure diagram of the second gear driving gear among Figure 19.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of electric vehicle transmission of the present invention is done further to detail.
Shown in figure; Electric vehicle transmission of the present invention comprises casing 1, chain stay 1A, motor 2, motor shaft 3, generator shaft gear 4, gap bridge tooth 5, gap bridge tooth axle 6, main shaft input tooth 7, main shaft 8, second gear driving gear 9, one grade of driving gear 9A, second gear output gear 10, one grade of output gear 10A, brake pad 11, dog 12, slider 13, tumbler gear 14, switching-over carrier gear 14A, moving part 15, initiatively piece 16, release spring 17, slope groove 18, projection 19, skewed slot 20, driven member 21, one-way clutch 22, brake rocker arm 23, brake shoe 24, output shaft 25, oil sealing 26, bearing 27, power line 28, keyway 29, dowel hole 30, slope 31, ratchet 32, spring 33, internal tooth 34, commutating tooth wheel shaft 35, tilted slotted hole 36.
Embodiment 1
Be first kind of mode of execution of electric vehicle transmission of the present invention like Fig. 1 to shown in Figure 5, described electric vehicle transmission comprises casing 1 and the driving mechanism of being correlated with, and casing 1 is connected with chain stay 1A, and chain stay 1A is used for entire machine is connected vehicle frame.
After motor 2 energisings were rotated, the motor shaft tooth 4 driving gap bridge teeth 5 of motor shaft 3 ends rotated, and rotated thereby gap bridge tooth 5 engagement main shaft input teeth 7 rotate drive main shaft 8.
As shown in fig. 1; Described output shaft 25 is provided with one grade of output gear 10A and second gear output gear 10; Second gear output gear 10 is fixed on the output shaft 25; One grade of output gear 10A then is enclosed within on the output shaft 25, and the diameter that is provided with 22, two output gears of one-way clutch between one grade of output gear 10A and the output shaft 25 is different with the number of teeth.The corresponding one grade of driving gear 9A that is fixed with one grade of output gear 10A engagement driving on the described main shaft 8,9 skies of second gear driving gear are enclosed within on the main shaft 8.One grade of transmission speed ratio with second gear is different.
When motor driving main shaft 8 and one grade of driving gear 9A clockwise rotated, slider 13 was separated states with second gear driving gear 9 under the effect of skewed slot 20, and the power of main shaft 8 can not be delivered to 9 of second gear driving gears and dally around main shaft.As shown in Figure 4; One grade of driving gear 9A engagement tumbler gear 14 rotates; Mesh one grade of output gear 10A forward direction again by tumbler gear 14 and rotate, rotate the power output of accomplishing one grade thereby one grade of output gear 10A drives output shaft 25 through one-way clutch 22.
As shown in Figure 7; Described main shaft 8 is provided with skewed slot 20, and described skewed slot 20 is screw type taper key grooves, is with slider 13 on the described skewed slot 20; The center hole of slider 13 is provided with the tilted slotted hole 36 that cooperates with skewed slot 20, and described tilted slotted hole 36 is screw type taper key grooves.
Like Fig. 2, shown in 3; The end of described slider 13 and second gear driving gear 9 is respectively equipped with dog 12; Under the mating reaction of the skewed slot 20 when motor driving main shaft 8 rotates counterclockwise on the tilted slotted hole 36 of slider 13 and the main shaft 8; Slider 13 is slided to second gear driving gear 9 by brake pad 11 slight resistances commentaries on classics downslide moving part 13 and is connected with it; The dog 12 of dog 12 and second gear driving gear 9 of slider 13 fastened and was connected this moment, thereby the power of main shaft 8 connects through slider 13 and drives 9 rotations of second gear driving gears, and second gear driving gear 9 meshes second gear output gears 10 rotation of marching forward; Second gear output gear 10 drives output shafts 25 and rotates, and this moment, one grade of output gear 10A was under the effect of one-way clutch 22 and output shaft 25 reverse skidding.Thereby accomplish the power output of second gear.
Be second kind of mode of execution of electric vehicle transmission of the present invention like Fig. 6 to shown in Figure 10, described electric vehicle transmission comprises casing 1 and the driving mechanism of being correlated with, and casing 1 is connected with chain stay 1A, and chain stay 1A is used for entire machine is connected vehicle frame.
After motor 2 energisings were rotated, the motor shaft tooth 4 driving gap bridge teeth 5 of motor shaft 3 ends rotated, and rotated thereby gap bridge tooth 5 engagement main shaft input teeth 7 rotate drive main shaft 8.
When motor driving main shaft 8 and one grade of driving gear 9A clockwise rotate, moving part 15 release spring 17 effects down and second gear driving gear 9 are separated states, the power of main shaft 8 can not be delivered to 9 of second gear driving gears and dally around main shaft.As shown in Figure 4; One grade of driving gear 9A engagement tumbler gear 14 rotates; Mesh one grade of output gear 10A forward direction again by tumbler gear 14 and rotate, rotate the power output of accomplishing one grade thereby one grade of output gear 10A drives output shaft 25 through one-way clutch 22.
As shown in Figure 7, be fixed with initiatively piece 16 on the described main shaft 8, initiatively piece 16 ends are provided with slope groove 18, and moving part 15 is enclosed within on the main shaft 8, and moving part 15 1 ends as shown in Figure 9 are provided with slope 31.
Like Fig. 7, shown in 10; The end of described moving part 15 and second gear driving gear 9 is respectively equipped with projection 19; When motor driving main shaft 8 rotates counterclockwise initiatively under the mating reaction on the slope 31 on the slope groove 18 of piece 16 and the moving part 15; Moving part 15 is slided to second gear driving gear 9 by moving part 15 under the brake pad 11 slight resistance commentaries on classics and is connected with it; The projection 19 of projection 19 and second gear driving gear 9 of moving part 15 fastened and was connected this moment, thereby moving part 15 connects and drives 9 rotations of second gear driving gears, and second gear driving gear 9 meshes second gear output gears 10 rotation of marching forward; Second gear output gear 10 drives output shafts 25 and rotates, and this moment, one grade of output gear 10A was under the effect of one-way clutch 22 and output shaft 25 reverse skidding.Thereby accomplish the power output of second gear.
Be the third mode of execution of electric vehicle transmission of the present invention like Figure 11 to shown in Figure 15, described electric vehicle transmission comprises casing 1 and the driving mechanism of being correlated with, and casing 1 is connected with chain stay 1A, and chain stay 1A is used for entire machine is connected vehicle frame.
After motor 2 energisings were rotated, the motor shaft tooth 4 driving gap bridge teeth 5 of motor shaft 3 ends rotated, thereby gap bridge tooth 5 engagement main shaft input teeth 7 rotate drive main shaft 8 and two driving gears rotate.
When motor driving main shaft 8 and one grade of driving gear 9A and second gear driving gear 9 clockwise rotate; Two driving gears drive output gear and rotate; Moving part 15 under the effect of release spring 17 with driven member 21 are separated states; This moment, the power of one grade of output gear 10A can not be delivered on the output shaft 25, and one grade of output gear 10A is only around output shaft 25 idle running reverse with it.Second gear driving gear 9 engagement second gear output gears 10 rotate, thereby second gear output gear 10 rotates the power output of accomplishing second gear through ratchet 32 unidirectional drive output shafts 25.
As shown in Figure 12, described one grade of output gear 10A and moving part 15 skies are enclosed within on the output shaft 25, and one grade of output gear 10A end face is provided with slope groove 18, and described moving part 15 ends are provided with slope 31, and driven member 21 is fixed on the output shaft 25.
As shown in Figure 12; The end of described moving part 15 and driven member 21 is respectively equipped with projection 19; Under the mating reaction on the slope 31 when motor driving main shaft 8 rotates counterclockwise on the slope groove 18 of one grade of output gear 10A and the moving part 15; The pressure moving part 15 that moving part 15 overcomes release spring 17 is changeed down moving part 15 by brake pad 11 slight resistances and slides to driven member 21 and be connected with it; The projection 19 of projection 19 and driven member of moving part 15 fastened and was connected this moment, connected and drove driven members 21 and rotate with output shaft 25 thereby one grade of output gear 10A drives moving part 15, and one grade of driving gear 9A shown in figure 15 meshes one grade of output gear 10A of tumbler gear 14 drivings rotation of marching forward; One grade of output gear 10A drives output shaft 25 and rotates, and this moment, second gear output gear 10 was under the effect of unidirectional ratchet 32 and output shaft 25 reverse skidding.Thereby accomplish one grade power output.
Embodiment 4
Be the 4th kind of mode of execution of electric vehicle transmission of the present invention like Figure 16 to shown in Figure 20, described electric vehicle transmission comprises casing 1 and the driving mechanism of being correlated with, and casing 1 is connected with chain stay 1A, and chain stay 1A is used for entire machine is connected vehicle frame.
After motor 2 energisings were rotated, the motor shaft tooth 4 driving gap bridge teeth 5 of motor shaft 3 ends rotated, and rotated thereby gap bridge tooth 5 engagement main shaft input teeth 7 rotate drive main shaft 8.
As shown in Figure 16, it is different with the number of teeth to be fixed with the diameter of one grade of output gear 10A and 10, two output gears of second gear output gear on the described output shaft 25.The corresponding one grade of driving gear 9A that is fixed with one grade of output gear 10A engagement driving on the described main shaft 8,9 skies of second gear driving gear are enclosed within on the main shaft 8.One grade of transmission speed ratio with second gear is different.
When motor driving main shaft 8 and one grade of driving gear 9A clockwise rotated, at the effect downslide moving part 13 and the second gear driving gear 9 separated states of opening of skewed slot 20, the power of main shaft 8 can not be delivered to 9 of second gear driving gears around main shaft 8 idle running.One grade of driving gear 9A engagement switching-over carrier gear 14A rotates; Switching-over carrier gear 14A drives commutating tooth wheel shaft 35 and rotates; Commutating tooth wheel shaft 35 drives tumbler gear 14 through one-way clutch 22 and meshes one grade of output gear 10A forward direction rotation again, rotates the power output of accomplishing one grade thereby one grade of output gear 10A drives output shaft 25.
As shown in Figure 19; Described main shaft 8 is provided with skewed slot 20, and described skewed slot 20 is screw type taper key grooves, is with slider 13 on the described skewed slot 20; The center hole of slider 13 is provided with the tilted slotted hole 36 that cooperates with skewed slot 20, and described tilted slotted hole 36 is screw type taper key grooves.
Like Figure 19, shown in 20; The end of described slider 13 and second gear driving gear 9 is respectively equipped with dog 12; Under the mating reaction of the skewed slot 20 when motor driving main shaft 8 rotates counterclockwise on the tilted slotted hole 36 of slider 13 and the main shaft 8; Slider 13 is slided to second gear driving gear 9 by brake pad 11 slight resistance commentaries on classics downslide moving parts 13 and is connected with it, and the dog 12 of dog 12 and second gear driving gear 9 of slider 13 fastened and was connected this moment, thereby the power of main shaft 8 is through 9 rotations of slider 13 connection drive second gear driving gears; The rotation of marching forward of second gear driving gear 9 engagement output gears 10; Second gear output gear 10 drives output shafts 25 and rotates, this moment tumbler gear 14 under the effect of one-way clutch 22 and commutating tooth wheel shaft 35 reverse skidding, the power of one grade of driving gear 9A can not be delivered on the output shaft 25.Thereby accomplish the power output of second gear.
Its effect of brake pad of the present invention be axle do not allow when rotating moving part or slider at once and then axle rotate, let moving part or slider slide to let it combine with gear smoothly or separate along the slope.
Each gear of the present invention also can be belt pulley or sprocket wheel, and engagement driving each other becomes belt or chain transmission, also can reach the technique effect of transmission joint.
Claims (8)
1. electric vehicle transmission; Comprise casing (1), described casing (1) is provided with motor (2), and motor (2) is provided with motor shaft (3); Motor shaft (3) and main shaft (8) transmission joint; Be fixed with one grade of driving gear (9A) on the described main shaft (8), one grade of driving gear (9A) drives one grade of output gear (10A) and output shaft (25) rotates, and described one grade of output gear (10A) can be gone up at output shaft (25) and rotate;
It is characterized in that:
Described main shaft (8) is provided with slider (13); Main shaft (8) slider (13) when certain direction rotation slides to second gear driving gear (9) with the cooperation downslide moving part (13) of skewed slot (20) and is connected drive second gear driving gear (9) rotation with it, and described second gear driving gear (9) meshes second gear output gear (10) thereby rotation drives output shaft (25) rotates together;
Slider (13) is combined with second gear driving gear (9) or separate;
Described one grade of output gear (10A) drives output shaft (25) through one-way clutch (22) and rotates.
2. electric vehicle transmission according to claim 1; It is characterized in that: described slider (13) is provided with dog (12); Dog (12) engaging of slider (13) its dog (12) and second gear driving gear (9) when endwisely slipping is connected, and described slider (13) rubs with brake pad (11) on being fixed on casing (1) mutually.
3. electric vehicle transmission; Comprise casing (1), described casing (1) is provided with motor (2), and motor (2) is provided with motor shaft (3); Motor shaft (3) and main shaft (8) transmission joint; Be fixed with one grade of driving gear (9A) on the described main shaft (8), one grade of driving gear (9A) drives one grade of output gear (10A) and output shaft (25) rotates, and described one grade of output gear (10A) can be gone up at output shaft (25) and rotate;
It is characterized in that:
Be fixed with initiatively piece (16) on the described main shaft (8); Moving part (15) is enclosed within on the main shaft (8); Main shaft (8) moving part (15) and slope groove (18) of piece (16) initiatively when the rotation of certain direction cooperate down moving part (15) to shift to second gear driving gear (9) and are connected with it and drive second gear driving gear (9) and rotate, second gear driving gear (9) engagement second gear output gear (10) thus rotate drive output shaft (25) rotation;
Described main shaft (8) can make moving part (15) combine with second gear driving gear (9) or separate when rotating;
Described one grade of output gear (10A) drives output shaft (25) through one-way clutch (22) and rotates.
4. electric vehicle transmission according to claim 3; It is characterized in that: described moving part (15) is provided with projection (19); Projection (19) engaging of moving part (15) its projection (19) and second gear driving gear (9) when moving axially is connected; Be provided with release spring (17) between moving part (15) and the second gear driving gear (9), described moving part (15) rubs with brake pad (11) on being fixed on casing (1) mutually.
5. electric vehicle transmission; Comprise casing (1), described casing (1) is provided with motor (2), and motor (2) is provided with motor shaft (3); Motor shaft (3) and main shaft (8) transmission joint; Be fixed with one grade of driving gear (9A) and second gear driving gear (9) on the described main shaft (8), one grade of driving gear (9A) drives one grade of output gear (10A) and output shaft (25) rotates, and described one grade of output gear (10A) and second gear output gear (10) can be gone up at output shaft (25) and rotate;
It is characterized in that:
Be fixed with driven member (21) on the described output shaft (25); Moving part (15) is enclosed within on the output shaft (25), and one grade of output gear (10A) forward direction when rotation moving part (15) and the slope groove (18) of one grade of output gear (10A) cooperate down moving part (15) to shift to driven member (21) and be connected drive output shaft (25) rotation with it;
Described one grade of output gear (10A) can make moving part (15) combine with driven member (21) or separate when rotating;
Described second gear output gear (10) drives output shaft (25) through one-way clutch (22) and rotates.
6. electric vehicle transmission according to claim 5; It is characterized in that: described moving part (15) is provided with projection (19); Moving part (15) is connected to projection (19) engaging of driven member (21) its projection (19) and driven member (21) when direction moves; Be provided with release spring (17) between moving part (15) and the driven member (21), described moving part (15) rubs with brake pad (11) on being fixed on casing (1) mutually.
7. electric vehicle transmission; Comprise casing (1); Described casing (1) is provided with motor (2), and motor (2) is provided with motor shaft (3), motor shaft (3) and main shaft (8) transmission joint; Be fixed with one grade of driving gear (9A) on the described main shaft (8), one grade of driving gear (9A) rotates at the one grade of output gear (10A) and the output shaft (25) of output shaft (25) through switching-over carrier gear (14A) and tumbler gear (14) drive fixing;
It is characterized in that:
Described main shaft (8) is provided with slider (13); Main shaft (8) slider (13) when certain direction rotation slides to second gear driving gear (9) with the cooperation downslide moving part (13) of skewed slot (20) and is connected drive second gear driving gear (9) rotation with it, and second gear driving gear (9) meshes second gear output gear (10) thereby rotation drives output shaft (25) rotates together;
Described main shaft (8) can make slider (13) combine with second gear driving gear (9) or separate when rotating;
Described one grade of driving gear (9A) engagement switching-over carrier gear (14A) drives commutating tooth wheel shaft (35) and rotates and drive tumbler gear (14) through one-way clutch (22) again and rotate, tumbler gear (14) engages fixed on output shaft (25) one grade of output gear (10A) thus rotate and drive output shaft (25).
8. electric vehicle transmission according to claim 7; It is characterized in that: described slider (13) is provided with dog (12); Dog (12) engaging of slider (13) its dog (12) and second gear driving gear (9) when endwisely slipping is connected, and described slider (13) rubs with brake pad (11) on being fixed on casing (1) mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106008225A CN102562960A (en) | 2010-12-14 | 2010-12-14 | Transmission for electric vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106008225A CN102562960A (en) | 2010-12-14 | 2010-12-14 | Transmission for electric vehicles |
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| Publication Number | Publication Date |
|---|---|
| CN102562960A true CN102562960A (en) | 2012-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010106008225A Pending CN102562960A (en) | 2010-12-14 | 2010-12-14 | Transmission for electric vehicles |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108195368A (en) * | 2017-12-26 | 2018-06-22 | 河北宏地车港科技有限公司 | A kind of Intelligent carrier |
| CN108799422A (en) * | 2018-08-16 | 2018-11-13 | 深圳市睿腾车辆制造有限公司 | A kind of automatically controlled two speed transmission |
| CN108895127A (en) * | 2018-08-09 | 2018-11-27 | 庄伟雄 | A kind of anti-gear interlocking structure of two grades of speed changes of single motor |
| CN110005765A (en) * | 2018-06-13 | 2019-07-12 | 周雨馨 | Shutter fluid drive speed reducer |
| CN114955916A (en) * | 2022-05-05 | 2022-08-30 | 云浮技师学院 | Foot-operated jack combination tool |
| WO2023284374A1 (en) * | 2021-07-10 | 2023-01-19 | 广东美的生活电器制造有限公司 | Clutch transmission structure, electric motor assembly, cooking utensil and electrical appliance |
| CN116436202A (en) * | 2023-03-22 | 2023-07-14 | 扬州圣迪电动车有限公司 | Magnetomotive power generation device |
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- 2010-12-14 CN CN2010106008225A patent/CN102562960A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108195368A (en) * | 2017-12-26 | 2018-06-22 | 河北宏地车港科技有限公司 | A kind of Intelligent carrier |
| CN110005765A (en) * | 2018-06-13 | 2019-07-12 | 周雨馨 | Shutter fluid drive speed reducer |
| CN110005765B (en) * | 2018-06-13 | 2024-03-12 | 周雨馨 | Automatic speed changing speed reducer for curtain rolling machine |
| CN108895127A (en) * | 2018-08-09 | 2018-11-27 | 庄伟雄 | A kind of anti-gear interlocking structure of two grades of speed changes of single motor |
| CN108799422A (en) * | 2018-08-16 | 2018-11-13 | 深圳市睿腾车辆制造有限公司 | A kind of automatically controlled two speed transmission |
| WO2023284374A1 (en) * | 2021-07-10 | 2023-01-19 | 广东美的生活电器制造有限公司 | Clutch transmission structure, electric motor assembly, cooking utensil and electrical appliance |
| CN114955916A (en) * | 2022-05-05 | 2022-08-30 | 云浮技师学院 | Foot-operated jack combination tool |
| CN116436202A (en) * | 2023-03-22 | 2023-07-14 | 扬州圣迪电动车有限公司 | Magnetomotive power generation device |
| CN116436202B (en) * | 2023-03-22 | 2024-02-09 | 扬州圣迪电动车有限公司 | Magnetomotive power generation device |
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Application publication date: 20120711 |