CN2851733Y - Speed changing mechanism of electric vehicle servo motor - Google Patents
Speed changing mechanism of electric vehicle servo motor Download PDFInfo
- Publication number
- CN2851733Y CN2851733Y CN 200520129638 CN200520129638U CN2851733Y CN 2851733 Y CN2851733 Y CN 2851733Y CN 200520129638 CN200520129638 CN 200520129638 CN 200520129638 U CN200520129638 U CN 200520129638U CN 2851733 Y CN2851733 Y CN 2851733Y
- Authority
- CN
- China
- Prior art keywords
- gear
- speed change
- seat
- electric motor
- servomotor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Structure Of Transmissions (AREA)
Abstract
The utility model provides a speed changing mechanism of an electric vehicle servo motor, which is designed to solve the problem that the existing electric vehicle can not realize the non friction speed change during rotation. The speed changing mechanism of an electric vehicle servo motor of the utility model is especially the mechanism which is used for the electric vehicle. The utility model mainly comprises a motor driven speed changing mechanism, which can carry out speed change during rotation, and the speed change is in a non friction type or in a centrifugal type; the utility model is provided with a buffer gear in the process of speed changing, the speed change is driven by a motor and the speed change and the positioning can be realized. The speed change and the positioning can be confirmed by a sensing tool, and the starting and the stopping of the motor is controlled by a control unit.
Description
Technical field
The utility model relates to a kind of electric motor car servomotor gear, relate in particular to and utilize non-friction or centrifugal speed change in the rotation, and its speed change adopts the motor transmission gear shift, and gear tool damping mechanism is reached the electric motor car servomotor gear of cushioning effect.
Background technique
Electric motor car commonly used is in driving process, for complying with various landform, the design of speed change is all arranged, can advance with higher speed during as descending, medium gait of march then can be adopted in mild ground, uphill way then at a slow speed the kind of drive of high torsion advance, so not only can reach purpose of power saving, and make electric motor car to advance smoothly.
The speed change of electric motor car now adopts two kinds of mechanisms, a kind of mechanism is traditional gear, be its speed change will be under the situation that stops operating just can speed change, the easy like this consumption that causes waste of time and electric power, and another kind of mechanism adopts the friction speed change of not having section, but the power consumption of friction speed change is disproportionate with output, and power consumption does not meet economic benefit greatly.
Therefore, at the existing problem of above-mentioned common structure, how to develop a kind of innovation structure that has more desirable practicability, the ardent hope of real Consumer institute also is target and the direction that those skilled in the art make great efforts to research and develop breakthrough.
The model utility content
In order to overcome the above-mentioned defective that exists in the prior art, especially refer to that having gear now still can't accomplish electric motor car non-friction speed change in rotation, the utility model provides a kind of electric motor car servomotor gear, its speed change adopts motor and gear thereof, and have damping mechanism, and tool is feedback effects such as affirmation after its speed change.
For achieving the above object, the utility model adopts following technological scheme:
The utility model electric motor car servomotor gear includes:
One power mechanism is able to this line shaft of transmission, and establishes the gear of the different sizes of tool at least two groups on the line shaft;
One output shaft must be established curved lever, cooperates the type hole of speed change seat, and when making its speed change seat speed change is adjusted in slippage on output shaft, its power still can be exported by output shaft, then is provided with at least two group gears of the big small gear of engagement line shaft on its speed change seat;
One servomotor gear, its motor is to be able to transmission one driving screw, one adjusts seat is set as interior tool screw thread, must be screwed with driving screw and be driven, adjusting seat goes up with the two-way shifting part that holds of the elastic component of speed change damping mechanism, this shifting part is to be linked to the speed change seat, and the mobile position of its shifting part is reacted on the speed change seat;
At least two group detectors, described detector is corresponding to the gear of the gear of aforementioned power mechanism and the speed change seat tram that is meshed;
One control unit is connected with servomotor gear and detector.
By above-mentioned member, handy motor transmission gear shift location, and can be in rotation non-friction or centrifugal speed change, do the back coupling of speed change location by the back coupling system and confirm, and tool speed change damping mechanism buffering in the speed-change process; And impel circuit to feedback software control to reach the purpose of correct speed change.
Owing to adopted technique scheme, the utility model to be primarily aimed at speed change in the rotation, the technology of non-friction speed change during research and development are rotated, thus reach speed changing function in the rotation, and its gear adopts non-friction speed change.
Compared with prior art, prior art only can be in static speed change, or in rotation process, adopt the friction speed change, but above-mentioned technology all has shortcoming, the utility model electric motor car servomotor gear has following beneficial effect: can adopt the non-friction speed change in the rotation, it surmounts above-mentioned technology on effectiveness, utilizes motor transmission gear shift location, and tool speed change damping mechanism and speed change location back coupling affirmation member, it is superior than common technology to reach the speed change positioning function.
Description of drawings
Fig. 1 is the plane cut-away view of the utility model one preferred embodiment;
Fig. 2 is another action plane cut-away view of the utility model one preferred embodiment;
Fig. 3 is the another action plane cut-away view of the utility model one preferred embodiment;
Fig. 4 is the meshing relation schematic perspective view of output shaft of the present utility model and speed change seat;
Fig. 5 is the plane cut-away view of another preferred embodiment of the utility model;
Fig. 6 is another action plane cut-away view of another preferred embodiment of the utility model;
Fig. 7 is an adjustment seat side partial cutaway diagrammatic sketch of the present utility model;
Fig. 8 is a system block diagram of the present utility model.
Embodiment
The utility model provides the electric motor car servomotor gear of non-friction speed change in a kind of the rotation.
As shown in Figure 1, the plane cut-away view of the utility model one preferred embodiment, electric motor car servomotor gear, the preferable formation of one includes:
One power mechanism 10 is a power motor, is able to this line shaft 11 of transmission, and line shaft 11 is provided with the gear 12,121 of the different sizes of at least two groups;
One output shaft 20, these output shaft 20 combination speed change seats 21 parts must be made the form that curved lever and type hole or spline 22 match with keyseat 23 (as shown in Figure 4), when making the slippage on output shaft 20 of its speed change seat 21 adjust speed change, its power still can then be provided with at least two group gears 24,241 of engagement line shaft 11 big small gears by output shaft 20 outputs on its speed change seat 21;
One servomotor gear 30, its motor 31 is to be able to transmission one driving screw 32, one adjusts seat 33 is set as interior tool screw thread 331, must be screwed with driving screw 32 and be driven, adjust on the seat 33 the elastic component 341 two-way shifting parts 35 that hold with speed change damping mechanism 34, this shifting part 35 is to be linked to speed change seat 21, and the mobile position of its shifting part 35 is reacted on the speed change seat 21;
One back coupling system 40, it comprises three groups of detectors 42,43,44, described detector is corresponding to gear 24, the 241 mutual correct engagement positions of the gear 12,121 and the speed change seat 21 of aforementioned power mechanism 10, so as to responding to each gear meshing state;
One control unit, as Fig. 1, shown in Figure 8, itself and servomotor gear 30 and aforementioned these detectors 42,43,44 are connected, and the signal of borrowing this control unit that detector is sent into is changed, and further controls the motor 31 start and stop states of servomotor gear;
Form by above-mentioned member, it has several features: promptly it can reach the effect of non-friction speed change in the rotation, and it adopts the motor transmission gear shift, and cooperates the setting of detector, make the state of speed change location must transfer to control unit, and then precisely control motor 31 start and stop states; And in the speed-change process and have speed change damping mechanism 34, it is got for the moment can't speed change the time do slightly to mesh speed change again after the buffering.
As shown in Figure 1, it is the pattern of small gear 121 transmission gearwheels 241, and it is the slow-speed of revolution and the output state of big torsion, is suitable for climbing and waits at a slow speed and need big torsion occasion to use.
As shown in Figure 2, it is the plane cut-away view of speed change to medium speed, it is in the slow-speed of revolution shown in Figure 1, when desiring the conversion rotating speed, motor 31 actions that need not to stop operating and to make servomotor gear 30, rotate and drive driving screw 32, adjusting seat 33 is promptly driven and past moving to left, in its moving process, speed change damping mechanism 34 and shifting part 35 are also moved to left by drive in the lump, and shifting part 35 also drives speed change seat 21 and moves to left, and make gearwheel 241 break away from engagement with small gear 121, in its process that continues to move, gear 24 is the gear 12 that relies in the rotation, and under its speed change damping mechanism 34 situation that buffering is regulated in good time, be so that gear 24 engages into the gear 12 in the rotation smoothly, detector 43 must be responded to and send signal at this moment, stops the action of motor 31 again through control unit, reaches the effect of accurate speed change.
As shown in Figure 2, be the pattern of its gear 12 driving gears 24, it is the output state of medium speed, the occasion of advancing that is suitable for the Ordinary Rd normal speed is used.
As shown in Figure 3, it is the plane cut-away view of the paramount rotating speed of speed change, it is at Fig. 1, Fig. 2's is low, medium speed, when desiring the conversion rotating speed, motor 31 starts that need not to stop operating and to make servomotor gear 30, and then drive driving screw 32 rotations, adjusting seat 33 can be by drive and toward left dislocation, in its process that moves, speed change damping mechanism 34 and shifting part 35 are also moved to left by drive in the lump, shifting part 35 also drives speed change seat 21 and moves to left, and make gear 24 break away from engagement with small gear 12, in its process that continues to move, small gear 242 is the gearwheel 122 that relies in the rotation, and under its speed change damping mechanism 34 situation that buffering is regulated in good time, be so that small gear 242 engages into the gearwheel 122 in the rotation smoothly, corresponding detector 44 must be responded to and sent signal and stop motor 31 action this moment, reached the effect of accurate speed change.
As shown in Figure 3, be the pattern of its gearwheel 122 driving pinions 242, its high-revolving output state is suitable for the Ordinary Rd occasion of advancing high-speed or descending and uses, and this moment, detector 44 just can be responded to this state.
As shown in Figure 5, the plane cut-away view of another preferred embodiment of the utility model, shown in a preferable formation of electric motor car servomotor gear include:
One power mechanism 10 must be thought power motor, is able to this line shaft 11 of transmission, and line shaft is provided with the gear 121,122 of the different sizes of at least two groups;
One output shaft 20, be set as multidirectional profile groove groove 25 and hollow pore chamber 26 (as shown in Figure 7) thereof, hollow pore chamber 26 holds the adjustment seat 80 of gear 70, and the holding piece 81 of adjusting seat 80 is stretched out by profile groove groove 25, sheathed at least two group gears 60,61 on the output shaft 20, gear 60,61 is provided with the clamping groove 601,611 of corresponding holding piece 81;
One servomotor gear 70, its motor 71 are that the adjustment seat 80 that is able to transmission shifting mechanism 70 moves, and adjust seat 80 and are set as elastic component 821 two-way holding pieces 81 that hold with speed change damping mechanism 82;
One back coupling system 90, it comprises at least two group cone-spheroids 91, is installed in to adjust on the seat 80, and the tram of its corresponding multistage speed change backgear engagement and be provided with at least two group detectors 92,93;
One control unit, as shown in Figure 5 and Figure 8, itself and servomotor gear 70 and detector 92,93 are connected;
Form by above-mentioned member, this servomotor gear has several features: promptly it can reach the effect of non-friction speed change in the rotation, and it adopts the motor transmission gear shift, and cooperate detector to confirm gear engagement states, and in the speed-change process and have speed change damping mechanism 82, it is got for the moment can't speed change the time do slightly to mesh speed change again after the buffering.
As shown in Figure 5, sheathed gear 60 on the output shaft 20,61 only have the relation of cover group with output shaft 20, but motor 71 actions when servomotor gear 70, and the adjustment seat 80 that makes gear 70 is toward moving left, holding piece 81 is near the gear 61 in rotating, and under the elastic component 821 in good time bufferings of speed change damping mechanism 82, made holding piece 81 snap in the clamping groove 611 of gear 61 smoothly, and be able to holding piece 81 as intermediate piece, with power mechanism 10 via gear 122, the rotating speed of gear 61, be communicated to output shaft 20 output, and its correct fastening state is to cooperate the circuit transmission control of the contraposition induction of detectors 93 and control unit and reach the purpose of accurate control motor start and stop by cone-spheroid 91; Wherein, this cone-spheroid 91 moves axially to such an extent that reach locating effect (as Fig. 5, shown in Figure 6) by being provided with of an elasticity positioning bead 94.
As shown in Figure 6, its drive state is power mechanism 10 transfer motion power axles 11, the gear 121 of line shaft 11,122 equal engaging gears 60,61 and transmission, so at gear 60, in 61 the lasting transmission process, motor 71 actions of servomotor gear 70, making its pulling adjust seat 80 moves to right, holding piece 81 is near the gear 60 in rotating, and under the elastic component 821 of speed change damping mechanism 82 cushions in good time, made holding piece 81 snap in the clamping groove 601 of gear 60 smoothly, be intermediary and be able to holding piece 81, with power mechanism 10 via gear 121, the rotating speed of gear 60, be communicated to output shaft 20 output, and the circuit transmission control of the contraposition induction of its correct fastening state to be cone-spheroid 91 by back coupling system 90 cooperate detectors 92 and control unit and reach the purpose of accurate control motor start and stop.
Wherein, above-mentioned this elastic component 821 must be spring.
The utlity model has following advantage:
1, the utility model provides a kind of innovation structure kenel, makes non-friction or centrifugal speed change transmission in its tool rotation, and still nobody can provide in the field of electric motor car for it, really sees for industry head.
2, the utility model more provides a kind of motor transmission gear shift location, and its speed change positioning states more can precisely be controlled the start and stop of motor by detector induction affirmation, reach the more accurate effect of start, and more can be in its speed-change process by the design of damping mechanism, make it for the moment can't speed change the time, get and do slightly to mesh speed change again after the buffering, integral body has preferable industry applications really.
The foregoing description is described for to specify of the present utility model, though and describe through specific term in the literary composition, when not limiting protection domain of the present utility model with this; Those skilled in the art are when can changing and revise and reach the purpose of equivalence to it after the spirit of understanding this creation and principle, and these changes and modification, all should be covered by in the category that the utility model claims are defined.
Claims (7)
1. electric motor car servomotor gear is characterized in that described gear includes:
One power mechanism is able to this line shaft of transmission, and establishes the gear of the different sizes of tool at least two groups on the line shaft;
One output shaft must be established curved lever, cooperates the type hole of speed change seat, and when making its speed change seat speed change is adjusted in slippage on output shaft, its power still can be exported by output shaft, then is provided with at least two group gears of the big small gear of engagement line shaft on its speed change seat;
One servomotor gear, its motor is to be able to transmission one driving screw, one adjusts seat is set as interior tool screw thread, must be screwed with driving screw and be driven, adjusting seat goes up with the two-way shifting part that holds of the elastic component of speed change damping mechanism, this shifting part is to be linked to the speed change seat, and the mobile position of its shifting part is reacted on the speed change seat;
At least two group detectors, described detector is corresponding to the gear of the gear of aforementioned power mechanism and the speed change seat tram that is meshed;
One control unit is connected with servomotor gear and detector.
2. electric motor car servomotor gear as claimed in claim 1 is characterized in that described power mechanism must be power motor.
3. electric motor car servomotor gear as claimed in claim 1 is characterized in that, the form of spline and keyseat must be made in described output shaft combination speed change seat its type bar of part and type hole.
4. electric motor car servomotor gear as claimed in claim 1 is characterized in that described elastic component must be spring.
5. electric motor car servomotor gear is characterized in that described gear includes:
One power mechanism is able to this line shaft of transmission, and establishes the gear of the different sizes of tool at least two groups on the line shaft;
One output shaft is set as multidirectional profile groove groove and hollow pore chamber, and the hollow pore chamber holds the adjustment seat of gear, and the holding piece of adjustment seat is gone out sheathed at least two group gears on the output shaft, the clamping groove of the corresponding holding piece of gear and tool by the profile groove slot;
One servomotor gear, its motor are to be able to the aforementioned adjustment seat of transmission move, and this adjustment seat also is set as with the two-way holding piece that holds of the elastic component of speed change damping mechanism;
At least two group cone-spheroids, and the tram of its corresponding multistage speed change backgear engagement must be provided with at least two group detectors;
One control unit is connected with servomotor gear and detector.
6. electric motor car servomotor gear as claimed in claim 5 is characterized in that described power mechanism must be power motor.
7. electric motor car servomotor gear as claimed in claim 5 is characterized in that described elastic component must be spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520129638 CN2851733Y (en) | 2005-10-28 | 2005-10-28 | Speed changing mechanism of electric vehicle servo motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520129638 CN2851733Y (en) | 2005-10-28 | 2005-10-28 | Speed changing mechanism of electric vehicle servo motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2851733Y true CN2851733Y (en) | 2006-12-27 |
Family
ID=37585690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520129638 Expired - Fee Related CN2851733Y (en) | 2005-10-28 | 2005-10-28 | Speed changing mechanism of electric vehicle servo motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2851733Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102267646A (en) * | 2011-06-11 | 2011-12-07 | 浙江蓝珂机电有限公司 | Cutting and stacking system for solar cell adhesive film |
| CN101603592B (en) * | 2009-07-10 | 2013-04-24 | 重庆大学 | Electric automatic shift device of motor vehicle |
| CN110962590A (en) * | 2018-09-29 | 2020-04-07 | 长城汽车股份有限公司 | Electric drive axle and vehicle |
-
2005
- 2005-10-28 CN CN 200520129638 patent/CN2851733Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101603592B (en) * | 2009-07-10 | 2013-04-24 | 重庆大学 | Electric automatic shift device of motor vehicle |
| CN102267646A (en) * | 2011-06-11 | 2011-12-07 | 浙江蓝珂机电有限公司 | Cutting and stacking system for solar cell adhesive film |
| CN110962590A (en) * | 2018-09-29 | 2020-04-07 | 长城汽车股份有限公司 | Electric drive axle and vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102637058B (en) | Automatic drive robot | |
| CN1523253A (en) | Method of controlling a dual clutch transmission | |
| CN201225370Y (en) | Bidirectional clutch | |
| CN2851733Y (en) | Speed changing mechanism of electric vehicle servo motor | |
| CN108591381B (en) | Novel cone pulley transmission stepless speed change system | |
| CN105864372A (en) | Planet row type two-gear transmission and gear shift control method thereof | |
| CN207701708U (en) | A kind of gear-box-like transmission mechanism of ratchet-connection rod set | |
| CN109958744B (en) | Pulse type continuously variable transmission and optimization method of non-circular gear thereof | |
| CN109500832A (en) | The flat folder adaptive robot finger apparatus of altimetric compensation bar tooth parallel connection straight line | |
| WO2008027346A3 (en) | Gear box apparatus | |
| CN2691751Y (en) | Hole drilling machine tool variable speed driving mechanism | |
| CN2895887Y (en) | Four-wheel linkage type belt-wheel stage-free speed-variation drive apparatus | |
| CN200967078Y (en) | Unidirectional on-off material feeding mechanism controlled and adjusted by double oblique line cylinder cam of the automatic rolling-spring machine | |
| CN201963858U (en) | Automatic gearshift of automobile transmission | |
| CN2863333Y (en) | Mechanism of gear slotting machine for processing helix gear | |
| CN206290650U (en) | A kind of transmission mechanism | |
| CN2846895Y (en) | Stepless speed changer for four wheel vehicles | |
| CN2801325Y (en) | Variable speed feed device of pipe bending machine | |
| CN201344234Y (en) | Self-pressurized non-deflection metal belt type automobile stepless transmission | |
| CN2608182Y (en) | Pipe fitting transfer device of pipe bending machine | |
| CN212899605U (en) | Nut rotation type lead screw drive mechanism | |
| CN2747689Y (en) | Control mechanism for winding-machine | |
| CN220641609U (en) | Carrying clamping device | |
| CN2184816Y (en) | Steel ball type differential planet stepless speed transmission | |
| CN2543827Y (en) | Six-position shifting speel variator for motorcycle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061227 Termination date: 20091130 |