CN202634180U - Variable-speed motor with buffering - Google Patents
Variable-speed motor with buffering Download PDFInfo
- Publication number
- CN202634180U CN202634180U CN2012202819589U CN201220281958U CN202634180U CN 202634180 U CN202634180 U CN 202634180U CN 2012202819589 U CN2012202819589 U CN 2012202819589U CN 201220281958 U CN201220281958 U CN 201220281958U CN 202634180 U CN202634180 U CN 202634180U
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- gear
- shaft
- ratchet
- hollow output
- output shaft
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Abstract
The utility model belongs to the technical field of power transmission of electromobiles and discloses a variable-speed motor with buffering. The variable-speed motor solves the problem of impact caused by rigidity combination during gear shifting and comprises a variable-speed box body, wherein a motor is fixed on the variable-speed box body, a hollow output shaft and a hollow input shaft are arranged in the variable-speed box body in rotating mode, an input shaft gear on the input shaft is in meshing transmission with a motor shaft gear on a motor shaft, a driven gear can rotate on a hollow output shaft, and a driving gear in meshing transmission with the driven gear is correspondingly sleeved on an input shaft. An elastic member is arranged between the input shaft gear and the driving gear, the input shaft gear is fixed on the input shaft, and the driving gear rotates on the input shaft in limited mode. Inner teeth are arranged on the driven gear, a pawl moving groove is arranged on the hollow output shaft, a pawl can be raised in the pawl moving groove, and a spring is arranged in the pawl moving groove. A sliding member capable of jacking up a pawl rising end is arranged in a shaft hole of the hollow output shaft.
Description
Technical field
The utility model belongs to electric motor car power transmission technical field.
Background technology
Common electric vehicle motor transmission mechanism is not provided with buffer gear, and gear is that rigidity combines when gearshift like this, and impact is big, noise is big, make the rider feel uncomfortable, and transmission mechanism damages easily.
The utility model content
For the purpose that solves above-mentioned not enough the utility model is to provide a kind of simple in structure, volume is little, the flexible combination of power exports when shifting gears, and do not have the impact sense, make the driver more comfortable, and gear engagement is more durable.
For realizing the purpose of the utility model, a kind of technical scheme of the utility model is: a kind of band buffering variable speed electric motors, particularly, comprise gearbox body, and be fixed with motor on the gearbox body, the power line of motor is stretched from motor casing; Rotate in the described gearbox body and be provided with hollow output shaft and power shaft, input shaft gear on the described power shaft and the generator shaft gear engaged transmission on the motor shaft; Described hollow output shaft is provided with at least two driven gears; Driven gear can rotate on hollow output shaft; The corresponding driving gear that is with the driven gear engaged transmission on the described power shaft, described power shaft is formed a gear train with the driving gear that is enclosed within on this power shaft, it is characterized in that: be provided with flexible member between described input shaft gear and the driving gear; Input shaft gear is fixed on the power shaft, and driving gear is limited to rotate on power shaft; Described driven gear is provided with internal tooth; Hollow output shaft is provided with the ratchet loose slot; Pawl axis passes the ratchet that is located in the ratchet loose slot; Ratchet can be in the ratchet loose slot tilting, be provided with in the ratchet loose slot and ratchet acted on make the perk of one of which end on the hollow output shaft and be stuck in the spring on the internal tooth; But be provided with the jack-up ratchet in the axis hole of described hollow output shaft and stick up sliding part into end.
Described band buffering variable speed electric motors, particularly, it is characterized in that: described adjusting rod is connected with electromagnetism and inhales, and electromagnetism can move the position of sliding part at axis hole when inhaling energising, and described electromagnetism is inhaled and is connected with adjusting rod.
The utility model has following beneficial effect: the utility model is when using gearshift that impulsive torque is arranged, and flexible member is compressed naturally, produces the bumper and absorbing shock effect; Make flexible combination of gear not have the sense of impact; Noise is little, reduces the damage of impacting machinery, also makes the driver feel more comfortable.
Description of drawings
The sectional structure chart of Fig. 1 after for the assembling of first kind of execution mode of the utility model band buffering variable speed electric motors, particularly;
Fig. 2 is fulcrum, rotor, generator shaft gear, input shaft gear, flexible member, sliding part, hollow output shaft, driven gear, driving gear, ratchet, the spring assembling exploded perspective view among Fig. 1;
Fig. 3 for the utility model band buffering variable speed electric motors, particularly hollow output shaft and associated component assembling thereof after, ratchet combined the radially sectional structure chart of operation principle when sliding part left ratchet with internal tooth;
After the hollow output shaft and associated component assembling thereof of Fig. 4 for the utility model band buffering variable speed electric motors, particularly, the radially sectional structure chart of ratchet and internal tooth mask work principle when sliding part pushes up ratchet and sticks up into end;
Fig. 5 is the spindle assemblies assembling exploded perspective view of the utility model band buffering variable speed electric motors, particularly;
Fig. 6 is the stereogram after the assembling of Fig. 5;
Fig. 7 is an axial sectional structure chart after the assembling of Fig. 6.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the utility model band buffering variable speed electric motors, particularly is done further to detail.
Shown in figure, the hub circle 1 of the utility model band buffering variable speed electric motors, particularly, end face 2, motor 3, hollow output shaft 5, power shaft 6, brake 7, sliding bar 8, driven gear 9, driving gear 10, internal tooth 11, ratchet loose slot 12, ratchet 13, spring 14, axis hole 15, sliding part 16, fulcrum 20, gearbox body 21, bolt 22, rotor 23, reduction gearing 24, adjusting rod hole 25, screwed hole 26, lever dolly 27, removable pin 28, hole 29, adjusting rod 30, rotor shaft hatch 31, brake-shoe 35, groove 36, flexible member 38, electromagnetism suction 39, motor shaft bearing 41, hollow output shaft bearing 42, bearing of input shaft 43, input shaft gear 45, motor shaft 46, generator shaft gear 47, pawl axis 55, jump ring 56, power line 59, pilot hole 63, gathering sill 65, fastener 66.
Embodiment 1
As shown in Figure 1, described band buffering variable speed electric motors, particularly comprises hub circle 1, and hub circle 1 connects an end face 2, and end face 2 is connected on the hollow output shaft 5, is provided with a fulcrum 20 in the axis hole 15 of hollow output shaft 5.
Be fixed with motor 3 on the described fulcrum 20, the power line of motor 3 59 is stretched from motor casing.Described motor 3 is provided with motor shaft bearing 41, and motor shaft 46 is located in the motor shaft bearing 41.Motor shaft 46 outer ends are provided with generator shaft gear 47.
Be fixed with gearbox body 21 on the described motor 3; Be provided with power shaft 6 and hollow output shaft 5 in the described gearbox body 21; Described input shaft gear 45 and generator shaft gear 47 engaged transmission, single power shaft 6 is formed a gear train with the driving gear 10 that is enclosed within on this power shaft 6.Described hollow output shaft 5 is connected with hub circle 1 and connects, and described hollow output shaft 5 is set on the fulcrum 20, and the axial line of the axial line of hollow output shaft 5 and fulcrum 20 is in same axis, and an end of hollow output shaft 5 is connected with described end face 2.
Described hollow output shaft 5 is provided with at least two driven gears 9, and driven gear 9 can rotate on hollow output shaft 5, and each driven gear 9 diameters are different, the corresponding driving gear 10 that meshes with described each driven gear 9 that is with on same power shaft 6.The utility model is fixed on the hollow output shaft 5 through jump ring 56 being provided with 9, two driven gears 9 of two driven gears on the hollow output shaft 5, and the diameter of each driven gear 9 on the hollow output shaft 5 is inequality.
Described driven gear 9 is provided with internal tooth 11; On sheathed this section hollow output shaft 5 of driven gear 9, be arranged with a pair of ratchet loose slot 12; Be provided with ratchet 13 in the ratchet loose slot 12, ratchet 13 can be in ratchet loose slot 12 along hollow output shaft 5 tilting radially, described ratchet 13 is through on the pawl axis 55; Be provided with the spring 14 that makes ratchet 13 1 end perks in the ratchet loose slot 12; Under the normality situation, spring 14 makes ratchet 13 perks one end be in the outside of hollow output shaft 5, and the other end is in the axis hole 15.When ratchet loose slot 12 is stuck up in ratchet 13 outer ends, may be stuck in the internal tooth 11 and and engage with internal tooth 11, driven gear 9 and hollow output shaft 5 are rotated together.When ratchet 13 outer ends were stuck up into ratchet loose slot 12, ratchet 13 separated with internal tooth 11, and then driven gear 9 just rotates around hollow output shaft 5.Ratchet 13 forms a ratchet snap-in structure with driven gear 9 like this, has unidirectional drive property.Be provided with sliding part 16 in the axis hole of described hollow output shaft 5, but jack-up ratchet 13 sticks up into end when sliding part 16 endwisely slips in axis hole 15.
After motor 3 energisings are rotated, drive input shaft gear 45 during generator shaft gear 47 rotations and rotate, rotate thereby drive power shaft 6.Two driving gears 10 of power shaft 6 rotate thereupon, with the also rotation thereupon of driven gear 9 of driving gear 10 engagements.
Be provided with an end in the hole 25 of described fulcrum 20 and be connected the adjusting rod 30 on the fastener 66, adjusting rod 30 can drive fastener 66 and slide in axis hole 15 with driving sliding part 16.The other end of adjusting rod 30 extends the outer end of fulcrum 20.Described adjusting rod 30 other ends are connected on the sliding bar 8 of electromagnetism suction 39, and described electromagnetism drives sliding bar 8 and adjusting rod 30 and sliding part 16 position at axis hole 15 when inhaling 39 energisings.
Motor 3 energized, motor shaft 46 drive power shaft 6 and rotate with driving gear 10, and driving gear 10 engagement driven gears 9 rotate.Sliding part 16 as shown in Figure 3 pushes up the sticking up into end of ratchet 13 of the driven gear 9 of top gear; The internal tooth 11 of the driven gear 9 of its perk end and top gear breaks away from; This moment, the driven gear 9 by low or first gear drove hollow output shaft 5 rotations; Hollow output shaft 5 connects end faces 2 rotates around fulcrum 20 with hub circle 1, and 9 of the driven gears of top gear are around hollow output shaft idle running, thereby accomplishes one grade power output.
It is that two-way mobile electromagnetism is inhaled that the electromagnetism of the utility model is inhaled; When electromagnetism is inhaled 39 energisings; Electromagnetism is inhaled 39 and is produced magnetic force and sliding bar 8 is inhaled come, and promotes adjusting rod 30 when sliding bar 8 moves and moves toward motor 3 directions with sliding part 16, and this moment, sliding part 16 left sticking up into end of the ratchet 13 that cooperates with the driven gear 9 of top gear; Ratchet 13 its perk end under the effect of spring 14 just engages with the internal tooth 11 of the driven gear 9 of top gear, and is as shown in Figure 3.It is second gear at this moment that the driven gear 9 of top gear drives hollow output shaft 20 rotations.
Like Fig. 1, Fig. 2, Fig. 5, Fig. 6, shown in Figure 7, described band buffering transmission main shaft comprises main shaft 6, is fixed with input tooth 45 on the main shaft 6, and 10 skies of driving gear are enclosed within on the main shaft 6, and driving gear 10 limited ground can rotate on main shaft 6.
After motor 3 energisings are rotated; Driving input shaft gear 45 during generator shaft gear 47 rotations rotates; Input shaft gear 45 can rotate a certain angle to driving gear 10 earlier; Make that flexible member 38 is compressed in the groove 36, drive projections 37 through flexible member 38 afterwards driving gear 10 is rotated together, power is through pass to output shaft 5 and hub circle 1 again behind the above-mentioned damping, buffering.Thereby realize the purpose of damping, buffering.
The described flexible member of the utility model belongs to spring and also can replace with rubber, can reach the technique effect of damping, buffering equally.
Claims (2)
1. a band buffering variable speed electric motors, particularly comprises gearbox body (21), is fixed with motor (3) on the gearbox body (21), and the power line (59) of motor (3) is stretched from motor casing;
Rotate in the described gearbox body (21) and be provided with hollow output shaft (5) and power shaft (6), generator shaft gear (47) engaged transmission on input shaft gear (45) on the described power shaft (6) and the motor shaft (46);
Described hollow output shaft (5) is provided with at least two driven gears (9); Driven gear (9) can be gone up in hollow output shaft (5) and rotate; The last correspondence of described power shaft (6) is with the driving gear (10) with driven gear (9) engaged transmission; Described power shaft (6) and the driving gear (10) that is enclosed within on this power shaft (6) are formed a gear train; It is characterized in that: be provided with flexible member (38) between described input shaft gear (45) and the driving gear (10), input shaft gear (45) is fixed on the power shaft (6), and limited the going up at power shaft (6) of driving gear (10) rotated;
Described driven gear (9) is provided with internal tooth (11); Hollow output shaft (5) is provided with ratchet loose slot (12); Pawl axis (55) passes the ratchet (13) that is located in the ratchet loose slot (12); Ratchet (13) can be in ratchet loose slot (12) tilting, ratchet loose slot (12) lining is provided with and ratchet (13) is acted on make the perk of one of which end on the hollow output shaft (5) and be stuck in the spring (14) on the internal tooth (11);
The axis hole (15) of described hollow output shaft (5) but in be provided with jack-up ratchet (13) and stick up sliding part (16) into end.
2. band buffering variable speed electric motors, particularly according to claim 1; It is characterized in that: described adjusting rod (30) is connected with electromagnetism and inhales (39); Electromagnetism can move sliding part (16) in the position of axis hole (15) when inhaling (39) energising, and described electromagnetism is inhaled (39) and is connected with adjusting rod (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202819589U CN202634180U (en) | 2012-06-04 | 2012-06-04 | Variable-speed motor with buffering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202819589U CN202634180U (en) | 2012-06-04 | 2012-06-04 | Variable-speed motor with buffering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202634180U true CN202634180U (en) | 2012-12-26 |
Family
ID=47387324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012202819589U Expired - Fee Related CN202634180U (en) | 2012-06-04 | 2012-06-04 | Variable-speed motor with buffering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202634180U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113394912A (en) * | 2021-06-02 | 2021-09-14 | 厦门彼奥动力科技有限公司 | Flexible transmission system for diesel generating set |
-
2012
- 2012-06-04 CN CN2012202819589U patent/CN202634180U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113394912A (en) * | 2021-06-02 | 2021-09-14 | 厦门彼奥动力科技有限公司 | Flexible transmission system for diesel generating set |
| CN113394912B (en) * | 2021-06-02 | 2022-05-10 | 厦门彼奥动力科技有限公司 | Flexible transmission system for diesel generating set |
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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: 20121226 Termination date: 20150604 |
|
| EXPY | Termination of patent right or utility model |