CN201834171U - Automatic transmission for electric vehicle - Google Patents
Automatic transmission for electric vehicle Download PDFInfo
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- CN201834171U CN201834171U CN2010202872242U CN201020287224U CN201834171U CN 201834171 U CN201834171 U CN 201834171U CN 2010202872242 U CN2010202872242 U CN 2010202872242U CN 201020287224 U CN201020287224 U CN 201020287224U CN 201834171 U CN201834171 U CN 201834171U
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- 230000005540 biological transmission Effects 0.000 title abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 5
- 230000008878 coupling Effects 0.000 claims description 14
- 238000010168 coupling process Methods 0.000 claims description 14
- 238000005859 coupling reaction Methods 0.000 claims description 14
- 241000269799 Perca fluviatilis Species 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
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Abstract
The utility model relates to an automatic transmission for an electric vehicle, which belongs to the technical field of electric vehicle power transmission and solves the problems of automatic gear shifting and flexible combination in gear shifting. The automatic transmission comprises a box motor provided with a motor shaft; an input shaft, an output key groove shaft and an axle are arranged in a box; the motor shaft is in transmission connection with the input shaft; the output key groove shaft is in transmission connection with the axle; a high-speed driving gear and a low-speed driving gear are arranged on the input shaft; a clutch is arranged on the output key groove shaft; a high-speed driven gear is fixed to the clutch; a one-way actuator is arranged between the output key groove shaft and the low-speed driving gear; a driven key groove sleeve is arranged on the output key groove shaft; a driven friction plate and a driving friction plate are arranged between the driven key groove sleeve and an outer casing of the clutch; a driving friction plate separating spring and a driven friction plate separating spring are arranged on the end faces of the respective friction plates; a sloped groove is arranged between each friction plate and the bottom end of the clutch; a centrifugal ball is arranged in the sloped groove; and the sloped groove and the centrifugal ball form a centrifugal axial thrust mechanism.
Description
Technical field
The utility model belongs to battery-driven car power transmission technical field.
Background technology
The driving power of existing battery-driven car mainly by regulating the electric current and voltage of input motor, changes rotating speed of motor and carries out speed change.When but motor is adjusted to low-speed running, the power of its output and moment of torsion are corresponding to diminish, make battery-driven car unable in the upward slope process, Chinese patent publication number CN201050582Y discloses a kind of electric gear-change, its electric gear-change speed change manual regulation gear-change operation inconvenience, gear is rigid combination during in addition owing to this electric gear-change gearshift, and the sense of impact is arranged during gearshift, can damage easily by machinery like this, make the person for driving a car feel uncomfortable.
The utility model content
It is a kind of simple in structure that the purpose of this utility model is to provide, volume is little, power is flexible in conjunction with output when shifting gears, there is not the sense of impact, obtain the different speed of a motor vehicle and different moments of torsion under the different rotating speeds simultaneously, thereby transferring low gear torsion automatically to when starting and upward slope increases, reach energy-saving effect, can realize multi-stage mechanical self-shifting automatic speed derailleur for electric vehicle.
Be the realization the purpose of this utility model, first kind of technical scheme of automatic speed derailleur for electric vehicle of the present utility model, it comprises casing, and described wall box is provided with motor, and motor is provided with motor shaft; Described wall box is provided with input shaft bore, output shaft hole and axle hole, is respectively equipped with input shaft, run-out key fluted shaft and wheel shaft in its hole; Described motor shaft is connected with input shaft; Described run-out key fluted shaft and wheel shaft driving coupling; Described input shaft is provided with high speed driving gear and low-speed active gear, the run-out key fluted shaft is provided with power-transfer clutch, power-transfer clutch is fixed with the high speed driven gear, high speed driven gear and high speed driving gear driving coupling, be provided with unidirectional driver between described run-out key fluted shaft and the low speed driven gear, described low-speed active gear and low speed driven gear driving coupling.
Described run-out key fluted shaft is provided with driven keyway cover, be provided with from movable friction plate and active friction plate between driven keyway cover and the clutch outer member, be provided with principal and subordinate's movable friction plate release spring between the friction lining, be provided with the slope groove between friction lining and the power-transfer clutch end, centrifugal ball is located in the groove of slope, and slope groove and centrifugal ball are formed a centrifugal axial thrust mechanism.
Be provided with roller shaft seat in the described unidirectional driver, roller shaft seat is provided with roller shaft seat slope groove, is provided with roller bearing in the groove of roller shaft seat slope, is provided with spring between spring perch and the roller bearing.
Be provided with the isolator seat in the described unidirectional driver, the isolator seat is provided with ratchet and spring, is provided with the internal tooth that fastens with ratchet in the described low speed driven gear endoporus.
During use, casing is fixed on the vehicle frame, wheel is fixed on the wheel shaft, when the motor energized, motor shaft produces rotation, rotate with two driving gears on the motor shaft bonded assembly input shaft thereupon, two driving gears drive chain and two driven gears rotations, under the initial condition, principal and subordinate's movable friction plate release spring will be installed in the active friction plate on driven keyway cover and the clutch outer member and back down from movable friction plate, this moment active friction plate and be in released state from movable friction plate, this moment, centrifugal ball also was in not apocarpy, power is sent to the low speed driven gear by low-speed active gear, the low speed driven gear drives the run-out key fluted shaft by unidirectional driver and rotates, the run-out key fluted shaft again with transmission of power to wheel shaft, thereby finish one grade takeoff output, otherwise the speed of vehicle also is that the slowest moment of torsion is maximum.
When the motor speed rising reaches certain rotating speed, the centrifugal inertial force of power-transfer clutch increases, the centrifugal ball that is installed in the clutch bottom along the slope groove by the outside centrifugal rolling of lining radius vector, because of the space of slope groove that centrifugal ball place is installed big outer narrow in being, centrifugal ball produces axial thrust when the radially outward centrifugal rolling of power-transfer clutch, force friction lining to overcome the pressure of principal and subordinate's movable friction plate release spring, make on the power-transfer clutch active friction plate and from movable friction plate in conjunction with transmission, power is delivered to the high speed driven gear by the high speed driving gear on the input shaft, the high speed driven gear passes through active friction plate again, be delivered to the run-out key fluted shaft from movable friction plate combination and driven keyway cover, the unidirectional driver that cooperate with the low speed driven gear this moment surmounts down at run-out key fluted shaft rotating speed, low speed driven gear and unidirectional driver produce and skid, make the low speed driven gear not give the run-out key fluted shaft transmission of power, this moment, the run-out key fluted shaft was just driven by the high speed driven gear, thereby finish the second gear takeoff output, realize automatic gear-shifting.Otherwise, when motor speed descends, because reducing of power-transfer clutch centrifugal inertial force, centrifugal ball recovers the position of original bottom land, make opposite action with upper-part, the active friction plate that makes power-transfer clutch with separate from movable friction plate, at this moment the power of high speed driven gear can not be transferred on the run-out key fluted shaft, this moment the low speed driven gear again by unidirectional driver to run-out key fluted shaft transferring power.
For realizing same purpose of the present utility model, the another kind of technical scheme of the utility model automatic speed derailleur for electric vehicle, it comprises casing; Described wall box is provided with motor, and motor is provided with motor shaft, and described wall box is provided with input shaft bore, output shaft hole and axle hole, is respectively equipped with input shaft, run-out key fluted shaft and wheel shaft in its hole; Described motor shaft is connected with input shaft; Described run-out key fluted shaft and wheel shaft driving coupling; Described input shaft is provided with high speed driving gear and low-speed active gear, and described run-out key fluted shaft is provided with power-transfer clutch, and power-transfer clutch is fixed with the high speed driven gear, high speed driven gear and high speed driving gear driving coupling; Described run-out key fluted shaft is provided with driven keyway cover, be provided with from movable friction plate and active friction plate between driven keyway cover and the clutch outer member, the friction lining end face portion is provided with principal and subordinate's movable friction plate release spring, be provided with the slope groove between friction lining and the power-transfer clutch bottom, centrifugal ball is located in the groove of slope, and slope groove and centrifugal ball are formed a centrifugal axial thrust mechanism; Be provided with unilateral bearing between described input shaft and the low-speed active gear, described low-speed active gear and low speed driven gear driving coupling.
Description of drawings
Fig. 1 is the solid assembling decomposition texture view of first kind of embodiment of the utility model automatic speed derailleur for electric vehicle;
Fig. 2 is a sectional structure chart after the assembling of first kind of embodiment of the utility model automatic speed derailleur for electric vehicle;
Fig. 3 be among Fig. 1 high, low speed driven gear, clutch outer member, centrifugal ball, active friction plate, from the solid assembling decomposition texture view of movable friction plate, principal and subordinate's movable friction plate release spring, back-up ring, run-out key fluted shaft, driven keyway cover, bearing, unidirectional driver;
Fig. 4 is the unidirectional driver constructional delails exploded perspective topology view among Fig. 1;
Fig. 5 is the unidirectional driver assembling back sectional structure chart of Fig. 4;
Fig. 6 is the constructional delails exploded perspective topology view of the another kind of embodiment of unidirectional driver of the present utility model;
Fig. 7 is a sectional structure chart after the assembling among Fig. 6;
Fig. 8 is the high speed driven gear and the slope groove sectional structure view of the utility model automatic speed derailleur for electric vehicle;
Fig. 9 is the sectional structure view after the power-transfer clutch of the utility model automatic speed derailleur for electric vehicle assembles;
Figure 10 is a sectional structure view after the assembling of second kind of embodiment of the utility model automatic speed derailleur for electric vehicle.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the utility model automatic speed derailleur for electric vehicle is described in further detail.
As shown in FIG., the utility model automatic speed derailleur for electric vehicle comprises casing 1, motor 2, motor shaft 3, axle hole 4, wheel shaft 5, tail tooth 6, chain 7, output gear 11, input shaft bore 13, input shaft 14, high speed driving gear 15, high speed driven gear 16, low-speed active gear 17, low speed driven gear 18, power-transfer clutch 19, unidirectional driver 20, output shaft hole 21, run-out key fluted shaft 22, oil sealing 23, bearing 24, jump ring 25, bolt 27, vehicle frame connecting bore 28, shoe piece 30, unilateral bearing 31, slope groove 32, centrifugal ball 33, principal and subordinate's movable friction plate release spring 34, from movable friction plate 35, roller bearing spring 36, active friction plate 37, driven keyway cover 38, back-up ring 39, isolator spline housing 40, spring perch 41, roller shaft seat 42, roller bearing 43, ratchet 44, spring 45, isolator seat 46, internal tooth 47, roller shaft seat slope groove 48, spring eye 50, groove 51.
Embodiment 1
As Fig. 1 to shown in Figure 9 be first kind of embodiment of the utility model automatic speed derailleur for electric vehicle, described a kind of automatic speed derailleur for electric vehicle comprises casing 1, casing 1 is provided with vehicle frame connecting bore 28, vehicle frame connecting bore 28 is used for entire machine is fixed on vehicle frame.Described motor 2 is fixed by bolts on the wall of casing 1 side, be respectively equipped with input shaft bore 13 on the madial wall, with output shaft hole 21, wheel shaft is failed hole 4, intermediate shaft hole 49, be respectively equipped with bearing 24 in its hole, be respectively equipped with input shaft 14 in described bearing 24 endoporus, run-out key fluted shaft 22, tween drive shaft 10, wheel shaft 5, high low-speed active gear is fixed on the input shaft 14, high low-speed active gear drives the height driven gear by chain 7 and rotates, high, the low speed driven gear is actively installed on the run-out key fluted shaft 22, driven gear by isolator 20 or power-transfer clutch 19 with power transmission to run-out key fluted shaft 22, output gear 11 is fixed on the run-out key fluted shaft 22, rotates with the tail tooth 6 of output gear 11 engages fixed on wheel shaft 5.
During use, casing 1 is fixed on the vehicle frame, wheel is fixed on the wheel shaft 5, when motor 1 energized, motor shaft 3 produces rotation, motor shaft 3 connects input shaft 14 and rotates, two driving gears on the input shaft 14 rotate thereupon, two driven gears that driving gear drives on chain 7 and the run-out key fluted shaft 22 rotate, under the initial condition, principal and subordinate's movable friction plate release spring 34 will be installed in the active friction plate 37 between driven keyway cover 38 and power-transfer clutch 19 shells and back down from movable friction plate 35, this moment active friction plate 37 be in released state from movable friction plate 35, this moment, centrifugal ball 33 also was in not apocarpy, and this moment, power was sent to low speed driven gear 18 by low-speed active gear 17 and chain 7, and low speed driven gear 18 drives 22 rotations of run-out key fluted shaft by unidirectional driver 20, run-out key fluted shaft 22 rotates by output gear 11 engagement tail teeth 6, tail tooth 6 drives wheel shaft 5 and rotates, thereby finishes one grade takeoff output, otherwise the speed of vehicle also is that the slowest moment of torsion is maximum.
When the rising of motor 1 rotating speed reaches certain rotating speed, the centrifugal inertial force of power-transfer clutch 19 increases, the centrifugal ball 33 that is installed in high speed driven gear 16 ends along slope groove 32 by the outside centrifugal rolling of lining radius vector, because of the space of slope groove 32 that centrifugal ball 33 places are installed big outer narrow in being, centrifugal ball 33 produces axial thrust when the radially outward centrifugal rolling of high speed driven gear 16, force friction lining to overcome the pressure of principal and subordinate's movable friction plate release spring, make on the power-transfer clutch 19 active friction plate 37 and from movable friction plate 35 in conjunction with transmission, power is delivered to high speed driven gear 16 by high speed driving gear 15 on the input shaft 14 and chain 7, high speed driven gear 16 is again by active friction plate 37, be delivered on the run-out key fluted shaft 22 from movable friction plate 35 and driven keyway cover 38, the rotating speed of run-out key fluted shaft 22 exceeds the rotating speed of low speed driven gear 18 at this moment, the unidirectional driver 20 that cooperates with low speed driven gear 18 surmounts down at run-out key fluted shaft 22 rotating speeds, low speed driven gear 18 and unidirectional driver 20 produce and skid, make low speed driven gear 18 not give run-out key fluted shaft 22 transmission of power, this moment, run-out key fluted shaft 22 was just by 16 drives of high speed driven gear, thereby finish the second gear takeoff output, realize automatic gear-shifting.Otherwise, when motor 1 rotating speed descends, because reducing of power-transfer clutch 19 centrifugal inertial forces, centrifugal ball 33 recovers the position of original skewed slot 32 bottoms, make opposite action with upper-part, the active friction plate that makes power-transfer clutch 19 with separate from movable friction plate, at this moment the power of high speed driven gear 16 can not be transferred on the run-out key fluted shaft 22, this moment low speed driven gear 18 again by unidirectional driver 20 to run-out key fluted shaft 22 transferring power.
As Fig. 4, shown in Fig. 5, described unidirectional driver 20, roller bearing spring 36 fixes on roller bearing 43 on the narrow position of roller bearing slope groove 48 during initial condition, roller 43 is stuck on the inner hole wall of low speed driven gear 18, make low speed driven gear 18 and roller shaft seat 42 in conjunction with rotating, thereby driving run-out key fluted shaft 22 rotates, roller bearing 43 is cast down aside the pressure that roller bearing 43 overcomes roller bearing spring 36 by roller shaft seat 42 and is thrown in roller shaft seat slope groove 48 when the rotating speed of run-out key fluted shaft 22 exceeds low speed driven gear 18, this moment, low speed driven gear 18 and roller shaft seat 42 lost transmission capacity, and isolator 20 and low speed driven gear 18 can only unidirectional transmissions.
As Fig. 6, shown in Fig. 7, the another kind of embodiment of described unidirectional driver 20, described run-out key fluted shaft 22 is provided with isolator seat 46, isolator seat 46 is provided with spring eye 50 and groove 51, spring 45 is located in the spring eye 50, ratchet 44 is located in the groove 51, spring 45 is with ratchet 44 1 end jack-up and be stuck in the internal tooth of low speed driven gear 18 during initial condition, low speed driven gear 18 and isolator seat 46 are in conjunction with transmission, when the rotating speed of run-out key fluted shaft 22 exceeds low speed driven gear 18, ratchet 44 is just cast internal tooth 47 aside, and low speed driven gear 18 and isolator seat 46 lose transmission capacity, and isolator 20 and low speed driven gear 18 can only unidirectional transmissions; Unidirectional driver 20 described in the utility model yet can adopt axial ratchet to move the isolator of disengaging type.
As shown in Figure 10 be second kind of embodiment of the utility model automatic speed derailleur for electric vehicle, described automatic speed derailleur for electric vehicle comprises casing 1, casing 1 is provided with vehicle frame connecting bore 28, vehicle frame connecting bore 28 is used for entire machine is fixed on vehicle frame.Described motor 2 is fixed by bolts on the wall of casing 1 side, be respectively equipped with input shaft bore 13 on the madial wall, with output shaft hole 21, axle hole 4, be respectively equipped with bearing 24 in its hole, be respectively equipped with input shaft 14 in described bearing 24 endoporus, run-out key fluted shaft 22, wheel shaft 5, high speed driving gear 15 is fixed on the input shaft 14, low-speed active gear 17 is rotated by unilateral bearing 31 and is located on the input shaft 14, be fixed on the run-out key fluted shaft 22 by keyway with the low driven gear 18 of low-speed active gear 17 driving coupling, high speed driven gear 16 by power-transfer clutch 19 with power transmission to run-out key fluted shaft 22, output gear 11 is fixed on the run-out key fluted shaft 22, and the tail tooth 6 of output gear 11 engages fixed on wheel shaft 5 rotates.
During use, casing 1 is fixed on the vehicle frame, wheel is fixed on the wheel shaft 5, when motor 1 energized, motor shaft 3 produces rotation, and motor shaft 3 connects input shafts 14 and rotates, is located at that driving gear 15,17 rotates on the input shaft 14 thereupon, and driving gear 15,17 drives the driven gear rotation by chain.Under the initial condition, principal and subordinate's movable friction plate release spring 34 will be installed in the active friction plate 37 on driven keyway cover 38 and power-transfer clutch 19 shells and back down from movable friction plate 35, this moment, active friction plate 37 was in released state from movable friction plate 35, this moment, centrifugal ball 33 also was in not apocarpy, the power of input shaft 14 is transferred to low-speed active gear 17 by unilateral bearing 31 and is sent to low speed driven gear 18 again, low speed driven gear 18 drives run-out key fluted shaft 22, run-out key fluted shaft 22 by output gear 11 again with transmission of power to wheel shaft 5, thereby finish one grade takeoff output, otherwise the speed of vehicle also is that the slowest moment of torsion is maximum.
When the rising of motor 1 rotating speed reaches certain rotating speed, the centrifugal inertial force of power-transfer clutch 19 increases, the centrifugal ball 33 that is installed in power-transfer clutch 19 ends along slope groove 32 by the outside centrifugal rolling of lining radius vector, because of slope groove 32 spaces that centrifugal ball 33 places are installed big outer narrow in being, centrifugal ball 33 produces axial thrust when the radially outward centrifugal rolling of power-transfer clutch 19, force friction lining to overcome the pressure of principal and subordinate's movable friction plate release spring, make on the power-transfer clutch 19 active friction plate 37 and from movable friction plate 35 in conjunction with transmission, power is delivered to high speed driven gear 16 by the high speed driving gear 15 on the input shaft 14, high speed driven gear 16 is again by active friction plate 37, be delivered to run-out key fluted shaft 22 from movable friction plate 35 combinations and driven keyway cover 38, the rotating speed of low-speed active gear 17 exceeds the rotating speed of input shaft 14 at this moment, the unilateral bearing 31 that cooperates with low-speed active gear 17 surmounts down at low-speed active gear 17 rotating speeds, input shaft 14 and unilateral bearing 31 produce and skid, make the power of input shaft 14 can not pass to low-speed active gear 17, this moment, run-out key fluted shaft 22 was just by 16 drives of high speed driven gear, thereby finish the second gear takeoff output, realize automatic gear-shifting.Otherwise, when motor 1 rotating speed descends, because reducing of power-transfer clutch 19 centrifugal inertial forces, the position that centrifugal ball 33 recovers original skewed slot 32 bottom lands, make opposite action with upper-part, the driving and driven friction lining of power-transfer clutch 19 is separated under the effect of principal and subordinate's movable friction plate release spring 34, at this moment the power of high speed driven gear 16 can not be transferred on the run-out key fluted shaft 22, and this moment, the power of input shaft 14 was delivered to low-speed active gear 17 engagement low speed driven gears 18 again to run-out key fluted shaft 22 transferring power by unilateral bearing 31 again; The also available axial ratchet of described unilateral bearing moves the isolator of disengaging type.
Each gear described in the utility model also can be belt pulley or, drive each other becomes belt or engaged transmission, also can reach the technique effect of driving coupling; Unilateral bearing described in the utility model, unidirectional driver also can be the technique effect that free-wheel clutch, overriding clutch also can reach unidirectional transmission.
Claims (6)
1. automatic speed derailleur for electric vehicle, it comprises casing (1), and described casing (1) sidewall is provided with motor (2), and motor (2) is provided with motor shaft (3); It is characterized in that:
Described casing (1) sidewall is provided with input shaft bore (13), output shaft hole (21) and axle hole (4), is respectively equipped with input shaft (14), run-out key fluted shaft (22) and wheel shaft (5) in its hole;
Described motor shaft (3) is connected with input shaft (14); Described run-out key fluted shaft (22) and wheel shaft (5) driving coupling;
Described input shaft (14) is provided with high speed driving gear (15) and low-speed active gear (17);
Described run-out key fluted shaft (22) is provided with power-transfer clutch (19), power-transfer clutch (19) is fixed with high speed driven gear (16), high speed driven gear (16) and high speed driving gear (15) driving coupling, be provided with unidirectional driver (20) between described run-out key fluted shaft (22) and the low speed driven gear (18), described low-speed active gear (17) and low speed driven gear (18) driving coupling.
2. automatic speed derailleur for electric vehicle according to claim 1, it is characterized in that: described run-out key fluted shaft (22) is provided with driven keyway cover (38), be provided with between the shell of driven keyway cover (38) and power-transfer clutch (19) from movable friction plate (35) and active friction plate (37), the friction lining end face portion is provided with principal and subordinate's movable friction plate release spring (34), friction lining and power-transfer clutch (19) are provided with slope groove (32) between the bottom, centrifugal ball (33) is located in the slope groove (32), and slope groove (32) and centrifugal ball (33) are formed a centrifugal axial thrust mechanism.
3. automatic speed derailleur for electric vehicle according to claim 1, it is characterized in that: be provided with roller shaft seat (42) in the described unidirectional driver (20), roller shaft seat (42) is provided with roller shaft seat slope groove (48), be provided with roller bearing (43) in the roller shaft seat slope groove (48), be provided with spring (36) between spring perch (41) and the roller bearing (43).
4. automatic speed derailleur for electric vehicle according to claim 1, it is characterized in that: be provided with isolator seat (46) in the described unidirectional driver (20), isolator seat (46) is provided with ratchet (44) and spring (45), is provided with the internal tooth (47) that fastens with ratchet (44) in described low speed driven gear (18) endoporus.
5. automatic speed derailleur for electric vehicle, it comprises casing (1), and described casing (1) sidewall is provided with motor (2), and motor (2) is provided with motor shaft (3); It is characterized in that:
Described casing (1) sidewall is provided with input shaft bore (13), output shaft hole (21) and axle hole (4), is respectively equipped with input shaft (14), run-out key fluted shaft (22) and wheel shaft (5) in its hole;
Described motor shaft (3) is connected with input shaft (14); Described run-out key fluted shaft (22) and wheel shaft (5) driving coupling;
Described input shaft (14) is provided with high speed driving gear (15) and low-speed active gear (17);
Described run-out key fluted shaft (22) is provided with power-transfer clutch (19), is fixed with high speed driven gear (16) on the power-transfer clutch (19), high speed driven gear (16) and high speed driving gear (15) driving coupling;
Be provided with unilateral bearing (31) between described input shaft (14) and the low-speed active gear (17), described low-speed active gear (17) and low speed driven gear (18) driving coupling.
6. automatic speed derailleur for electric vehicle according to claim 5, it is characterized in that: described run-out key fluted shaft (22) is provided with driven keyway cover (38), be provided with from movable friction plate (35) and active friction plate (37) between driven keyway cover (38) and power-transfer clutch (19) shell, the friction lining end face portion is provided with driving and driven friction lining release spring (34), friction lining and power-transfer clutch (19) are provided with slope groove (32) between the bottom, centrifugal ball (33) is located in the slope groove (32), and slope groove (32) and centrifugal ball (33) are formed a centrifugal axial thrust mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202872242U CN201834171U (en) | 2010-08-02 | 2010-08-02 | Automatic transmission for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202872242U CN201834171U (en) | 2010-08-02 | 2010-08-02 | Automatic transmission for electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201834171U true CN201834171U (en) | 2011-05-18 |
Family
ID=44004268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202872242U Expired - Fee Related CN201834171U (en) | 2010-08-02 | 2010-08-02 | Automatic transmission for electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201834171U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102297248A (en) * | 2011-07-22 | 2011-12-28 | 阮送良 | Automatic centrifugal transmission of electric vehicle |
| CN111776129A (en) * | 2020-07-10 | 2020-10-16 | 张家港川梭车业有限公司 | Electric power-assisted middle shaft transmission |
-
2010
- 2010-08-02 CN CN2010202872242U patent/CN201834171U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102297248A (en) * | 2011-07-22 | 2011-12-28 | 阮送良 | Automatic centrifugal transmission of electric vehicle |
| CN102297248B (en) * | 2011-07-22 | 2013-12-04 | 阮送良 | Automatic centrifugal transmission of electric vehicle |
| CN111776129A (en) * | 2020-07-10 | 2020-10-16 | 张家港川梭车业有限公司 | Electric power-assisted middle shaft transmission |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110518 Termination date: 20150802 |
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| EXPY | Termination of patent right or utility model |