CN202118099U - Electric drum of micro-planetary gear - Google Patents
Electric drum of micro-planetary gear Download PDFInfo
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- CN202118099U CN202118099U CN2011202167881U CN201120216788U CN202118099U CN 202118099 U CN202118099 U CN 202118099U CN 2011202167881 U CN2011202167881 U CN 2011202167881U CN 201120216788 U CN201120216788 U CN 201120216788U CN 202118099 U CN202118099 U CN 202118099U
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- transmission mechanism
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- fixedly connected
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- turbine stage
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Abstract
An electric drum of a micro-planetary gear is disclosed, comprising a cylindrical drum body, wherein a motor is installed in the drum body; the motor is connected with the drum body via a linkage device; the linkage device comprises a high-speed level of planetary transmission mechanism disposed at a front end and a low-speed level of fixed-axis transmission mechanism disposed at a rear end; the input end of the high-speed level of planetary transmission mechanism is fixedly connected with a motor rotary shaft; the output end of the high-speed level of planetary transmission mechanism is fixedly connected with the input end of the low-speed level of fixed-axis transmission mechanism; and the output end of the low-speed level of fixed-axis transmission mechanism is fixedly connected with the drum body. The electric drum of a micro-planetary gear disclosed by the utility model has the advantages of compact and simple structure, light weight, small used space, simple and convenient installation, stable transmission performance, high bearing capacity, high transmission ratio, and high transmission efficiency.
Description
Technical field
The utility model relates to a kind of motorized pulleys, relates in particular to a kind of miniature planetary pinion motorized pulleys.
Background technique
Along with the continuous expansion of motorized pulleys using scope, all trades and professions have nothing in common with each other to the motorized pulleys performance demands.In order to satisfy the needs of different occasions, various ways has just appearred in the transmission of motorized pulleys, and drive mechanism relatively more commonly used has:
Ordinary transmission mechanism; Be, the most frequently used kind of drive in the Large Electric cylinder, little barrel dliameter motorized pulleys receive the restriction of cylinder internal diameter, adopt this driving mechanism will increase transmission progression and could obtain bigger velocity ratio; The increase of transmission progression makes the motorized pulleys total efficiency reduce; It is miscellaneous that speed reducer becomes, and transmission stability reduces, and cylindrical shell minimum length size increases;
The planetary pinion transmission: be most widely used epicyclic transmission mechanism in the present small-sized electric cylinder, the velocity ratio of its one-level speed reducer is generally 2.7 ~ 9, and three grades of resultant gear ratios can reach 20 ~ 730; Gear range is big, and all more than two, the application of three planet wheels is the widest for the number of planet wheels at different levels in this driving mechanism; Load can be shared by a plurality of planet wheels; Drive mechanism is compact, but along with the increase of transmission progression, the total efficiency of driving mechanism decreases;
Differential gear train mechanism: situation about in motorized pulleys, using separately seldom, majority is and the combination of fixed shaft gear train is used, and is not suitable for the driving mechanism as little barrel dliameter motorized pulleys.
Cycloidal-pin wheel planetary gearing mechanism: velocity ratio receives the arbitrarily adjustment of restriction inconvenience of the cycloid wheel number of teeth, and the motorized pulleys barrel dliameter receives the restriction of cycloid wheel radial dimension, can't reduce the volume of cylindrical shell.
In sum, owing to still do not have the driving mechanism that a volume is little, efficient is high at present, so the using effect of minor diameter, low power motorized pulleys is not good.
The model utility content
The utility model provides the miniature planetary pinion motorized pulleys that a kind of volume is little, efficient is high for solving the existing technology problem.
The technological scheme of the utility model is: a kind of miniature planetary pinion motorized pulleys; Comprise columniform cylindrical shell; In this cylindrical shell motor is installed; Said motor is connected with cylindrical shell through linkage, and said linkage comprises high speed level epicyclic transmission mechanism that is arranged at front end and the slow speed turbine stage ordinary transmission mechanism that is arranged at the rear end, and the input end of said high speed level epicyclic transmission mechanism is fixedly connected with motor rotation axis; The output terminal of said high speed level epicyclic transmission mechanism is fixedly connected with the input end of said slow speed turbine stage ordinary transmission mechanism, and the output terminal of said slow speed turbine stage ordinary transmission mechanism is fixedly connected with cylindrical shell.
Wherein, linkage is looked closely near one of motor and is front end, and the other end is regarded as the rear end; Miniature planetary pinion motorized pulleys adopt the driving mechanism of planetary pinion and dead axle combination, have taken into account the advantage that ordinary transmission is simple in structure and planetary gear construction is compact, and resultant gear ratio is higher simultaneously, and transmission efficiency is high.
As preferably, said high speed level epicyclic transmission mechanism comprises two-stage planet device, is respectively chopped-off head planet device and secondary planet device.
As preferably, said chopped-off head planet device comprise as level epicyclic transmission mechanism input end at a high speed and be fixedly connected on chopped-off head sun gear on the motor rotation axis, the chopped-off head planet carrier of the gear shaft that is fixedly connected on the chopped-off head planetary ring gear on the motor housing, the chopped-off head planet wheel that is meshed with chopped-off head sun gear and chopped-off head planetary ring gear respectively and the chopped-off head planet wheel is installed; The secondary sun gear that is fixedly connected on the chopped-off head planet carrier the comprising of said secondary planet device, be fixedly connected on the secondary planetary ring gear of chopped-off head planetary ring gear, the chopped-off head planet wheel that is meshed with secondary sun gear and secondary planetary ring gear respectively and as level epicyclic transmission mechanism output terminal at a high speed and the secondary planet carrier of the gear shaft of secondary planet wheel is installed.
As preferably, slow speed turbine stage ordinary transmission mechanism comprises as the input end of slow speed turbine stage ordinary transmission mechanism and the slow speed turbine stage main drive wheel that is fixedly connected with the output terminal of said high speed level epicyclic transmission mechanism, as the output terminal of slow speed turbine stage ordinary transmission mechanism and the slow speed turbine stage output gear and the rotary gear axis that are fixedly connected on cylindrical shell and said cylindrical shell relative fixed and the slow speed turbine stage driven gear that is meshed with slow speed turbine stage sun gear and slow speed turbine stage gear ring respectively.
As preferably, said motor is open immersion oil motor.
As preferably, be filled with cold oil in the said cylindrical shell, the volume of said cold oil accounts for 1/3 ~ 2/3 of said cylindrical shell internal volume.
In motorized pulleys when work,, the cold oil in the cylindrical shell is driven, and from the slit of motor housing, gets into motor, and the parts of motor are cooled off, and cold oil is lubricated the rotatable parts and the linkage of motor simultaneously, guarantees the proper functioning of cylinder.
As preferably, said cylindrical shell two ends are set with circular end cap, and the circle centre position of said end cap is vertically installed with supporting axle through bearing.
As preferably, said supporting axle comprises left supporting axle and right supporting axle, said left supporting axle and right supporting axle relative fixed, and said right supporting axle is fixedly connected with the shell of said motor.
One end of supporting axle is arranged in the cylindrical shell, and in order to connect the fixed component in the cylindrical shell, the other end of supporting axle stretches out in outside the cylindrical shell, in order to connect outside support to support whole cylinder.
In sum, the utlity model has following advantage:
1, compact structure, simple, in light weight, usage space is little, simple installation;
2, transmission performance is stable, and bearing capacity is high, and velocity ratio is higher;
3, transmission efficiency is high.
Description of drawings
Fig. 1 is the utility model anatomical structure schematic representation.
Among the figure, 1, cylindrical shell, 2, motor, 3, level epicyclic transmission mechanism at a high speed, 31, the chopped-off head sun gear; 32, chopped-off head planet wheel, 33, the chopped-off head planet carrier, 34, the chopped-off head planetary ring gear, 35, secondary sun gear, 36, secondary planetary ring gear; 37, secondary planet wheel, 38, secondary planet carrier, 4, slow speed turbine stage ordinary transmission mechanism, 41, the slow speed turbine stage main drive wheel, 42, the slow speed turbine stage output gear; 43, slow speed turbine stage driven gear, 5, left supporting axle, 6, right supporting axle, 7, transition disc, 8, end cap.
Embodiment
The utility model is described further with embodiment below in conjunction with accompanying drawing.
Embodiment one:
A kind of miniature planetary pinion motorized pulleys, as shown in Figure 1, comprise columniform cylindrical shell 1; Motor 2 is installed in the cylindrical shell 1; Between cylindrical shell 1 and the motor 2 linkage is installed, cylindrical shell 1 two ends are installed with circular end cap 8, and the home position of end cap 8 is vertically installed with supporting axle through bearing; One end of supporting axle is positioned at cylindrical shell 1, and the other end stretches out in outside the cylindrical shell 1; Linkage comprises high speed level epicyclic transmission mechanism 3 that is arranged at front end and the slow speed turbine stage ordinary transmission mechanism 4 that is arranged at the rear end; Level epicyclic transmission mechanism 3 comprises two-stage planet device at a high speed; Be respectively chopped-off head planet device and secondary planet device; Chopped-off head planet device comprises the chopped-off head planet carrier 33 of the chopped-off head sun gear 31 that is fixedly connected on motor 2 rotatingshafts, the gear shaft that is fixedly connected on the chopped-off head planetary ring gear 34 on motor 2 shells, the chopped-off head planet wheel 32 that is meshed with chopped-off head sun gear 31 and chopped-off head planetary ring gear 34 respectively and chopped-off head planet wheel 32 is installed, the secondary sun gear 35 that is fixedly connected on the chopped-off head planet carrier 33 the comprising of secondary planet device, the secondary planet carrier 38 that is fixedly connected on the secondary planetary ring gear 36 of chopped-off head planetary ring gear 34, the secondary planet wheel 37 that is meshed with secondary sun gear 35 and secondary planetary ring gear 36 respectively and the axle of secondary planet wheel 37 is installed; Slow speed turbine stage ordinary transmission mechanism 4 comprises the slow speed turbine stage main drive wheel 41, the slow speed turbine stage output gear 42 that is fixedly connected on end cap 8 and the gear shaft that are fixedly connected with secondary planet carrier 38 and cylindrical shell 1 relative fixed and the slow speed turbine stage driven gear 43 that is meshed with slow speed turbine stage sun gear and slow speed turbine stage gear ring respectively; Supporting axle comprises left supporting axle 5 and right supporting axle 6; The end that right supporting axle 6 is positioned at cylindrical shell 1 is fixedly connected with the shell of motor 2; The end that left side supporting axle 5 is positioned at cylindrical shell 1 is set with transition disc 7; Transition disc 7 is fixed in chopped-off head planetary ring gear 34, secondary planetary ring gear 36 on motor 2 shells through socket head screw, and the body of left supporting axle 5, transition disc 7, chopped-off head planetary ring gear 34, secondary planetary ring gear 36, slow speed turbine stage planet carrier, motor 2 and right supporting axle 6 are formed a stiff member.
Be filled with cold oil in the cylindrical shell 1, the volume of cold oil accounts for the half the of cylindrical shell 1 internal volume, and motor 2 is open immersion oil motor 2.
During work, connect the power supply of motor 2, motor 2 rotatingshafts drive chopped-off head sun gear 31 and rotate; Because of chopped-off head planetary ring gear 34 is fixed; Chopped-off head sun gear 31 drives chopped-off head planet wheel 32 and rotates, and further drives 33 rotations of chopped-off head planet carrier, drives the secondary sun gear 35 that is fixedly connected with it in chopped-off head planet carrier 33 rotation processes and rotates; Dimension level planetary ring gear 36 is fixed; Secondary sun gear 35 drives the secondary planet carrier 38 that is fixedly connected with it and the slow speed turbine stage main drive wheel that is fixedly connected with secondary planet carrier 38 41 rotated, and slow speed turbine stage main drive wheel 41 drives slow speed turbine stage output gear 42 through slow speed turbine stage driven gear 43 and rotates, and slow speed turbine stage output gear 42 is fixedly connected with end cap 8; And end cap 8 is fixedly connected on the cylindrical shell 1, thereby cylindrical shell 1 begins to rotate.
In rotation process, the cold oil in the cylindrical shell 1 is taken up by cylindrical shell 1 inwall, gets into motor 2 inside from the shell slit of motor 2, and the inner member of motor 2 is cooled off; Simultaneously, cold oil is lubricated the rotatable parts of motor 2 inside, linkage, guarantees the proper functioning of cylinder.
Embodiment two:
Be that with embodiment one difference the volume of cold oil accounts for 1/3 of cylindrical shell 1 internal capacity.
Embodiment three:
Be that with embodiment one difference the volume of cold oil accounts for 2/3 of cylindrical shell 1 internal capacity.
Claims (8)
1. miniature planetary pinion motorized pulleys; Comprise columniform cylindrical shell (1); Motor (2) is installed in this cylindrical shell (1); Said motor (2) is connected with cylindrical shell (1) through linkage; It is characterized in that: said linkage comprises high speed level epicyclic transmission mechanism (3) that is arranged at front end and the slow speed turbine stage ordinary transmission mechanism (4) that is arranged at the rear end; The input end of said high speed level epicyclic transmission mechanism (3) is fixedly connected with motor (2) rotatingshaft, and the output terminal of said high speed level epicyclic transmission mechanism (3) is fixedly connected with the input end of said slow speed turbine stage ordinary transmission mechanism (4), and the output terminal of said slow speed turbine stage ordinary transmission mechanism (4) is fixedly connected with cylindrical shell (1).
2. according to the said miniature planetary pinion motorized pulleys of claim 1, it is characterized in that: said high speed level epicyclic transmission mechanism (3) comprises two-stage planet device, is respectively chopped-off head planet device and secondary planet device.
3. according to the said miniature planetary pinion motorized pulleys of claim 2, it is characterized in that: said chopped-off head planet device comprise as level epicyclic transmission mechanism (3) input end at a high speed and be fixedly connected on chopped-off head sun gear (31) on motor (2) rotatingshaft, the chopped-off head planet carrier (33) of the gear shaft that is fixedly connected on the chopped-off head planetary ring gear (34) on motor (2) shell, the chopped-off head planet wheel (32) that is meshed with chopped-off head sun gear (31) and chopped-off head planetary ring gear (34) respectively and chopped-off head planet wheel (32) is installed; Said secondary planet device comprise the secondary sun gear (35) that is fixedly connected on the chopped-off head planet carrier (33), the secondary planetary ring gear (36) that is fixedly connected on chopped-off head planetary ring gear (34), the secondary planet wheel (37) that is meshed with secondary sun gear (35) and secondary planetary ring gear (36) respectively and as level epicyclic transmission mechanism (3) output terminal at a high speed and the secondary planet carrier (38) of the axle of secondary planet wheel (37) is installed.
4. according to the said miniature planetary pinion motorized pulleys of claim 1, it is characterized in that: slow speed turbine stage ordinary transmission mechanism (4) comprises as the input end of slow speed turbine stage ordinary transmission mechanism (4) and the slow speed turbine stage main drive wheel (41) that is fixedly connected with the output terminal of said high speed level epicyclic transmission mechanism (3), as the output terminal of slow speed turbine stage ordinary transmission mechanism (4) and the slow speed turbine stage output gear (42) and the rotary gear axis that are fixedly connected on cylindrical shell (1) and said cylindrical shell (1) relative fixed and the slow speed turbine stage driven gear (43) that is meshed with slow speed turbine stage sun gear and slow speed turbine stage gear ring respectively.
5. according to the said miniature planetary pinion motorized pulleys of claim 1, it is characterized in that: said motor (2) is an open immersion oil motor (2).
6. according to the said miniature planetary pinion motorized pulleys of claim 5, it is characterized in that: said cylindrical shell is filled with cold oil in (1), and the volume of said cold oil accounts for 1/3 ~ 2/3 of said cylindrical shell (1) internal volume.
7. according to claim 3 or 4 said miniature planetary pinion motorized pulleys, it is characterized in that: said cylindrical shell (1) two ends are set with circular end cap (8), and the circle centre position of said end cap (8) is vertically installed with supporting axle through bearing.
8. according to the said miniature planetary pinion motorized pulleys of claim 7; It is characterized in that: said supporting axle comprises left supporting axle (5) and right supporting axle (6); Said left supporting axle (5) and right supporting axle (6) relative fixed, said right supporting axle (6) is fixedly connected with the shell of said motor (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202167881U CN202118099U (en) | 2011-06-24 | 2011-06-24 | Electric drum of micro-planetary gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202167881U CN202118099U (en) | 2011-06-24 | 2011-06-24 | Electric drum of micro-planetary gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202118099U true CN202118099U (en) | 2012-01-18 |
Family
ID=45459168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202167881U Expired - Fee Related CN202118099U (en) | 2011-06-24 | 2011-06-24 | Electric drum of micro-planetary gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202118099U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108702040A (en) * | 2016-01-15 | 2018-10-23 | 法雷奥电机设备公司 | Electric rotating machine with improved cooling |
| CN110345200A (en) * | 2019-06-05 | 2019-10-18 | 宁波智启机电有限公司 | A kind of tubular motor reducer |
-
2011
- 2011-06-24 CN CN2011202167881U patent/CN202118099U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108702040A (en) * | 2016-01-15 | 2018-10-23 | 法雷奥电机设备公司 | Electric rotating machine with improved cooling |
| CN110345200A (en) * | 2019-06-05 | 2019-10-18 | 宁波智启机电有限公司 | A kind of tubular motor reducer |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120118 Termination date: 20170624 |