CN204349691U - Low-speed permanent-magnet motor - Google Patents
Low-speed permanent-magnet motor Download PDFInfo
- Publication number
- CN204349691U CN204349691U CN201520060138.0U CN201520060138U CN204349691U CN 204349691 U CN204349691 U CN 204349691U CN 201520060138 U CN201520060138 U CN 201520060138U CN 204349691 U CN204349691 U CN 204349691U
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- motor
- planet
- low
- gear
- speed permanent
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Abstract
The utility model discloses a kind of low-speed permanent-magnet motor, its drip irrigation device comprises motor body and reducing gear, the free end of the motor shaft of motor body is connected with reducing gear, described reducing gear comprises planetary gearsets and output shaft, described motor body comprises motor housing, planet shell is arranged with outside described reducing gear, described planet casing is connected in motor housing, described planetary gearsets is provided with 1 group, planet shell and motor housing adopt the mode of socket, energy installation convenient for assembly on the one hand, the axiality of motor can be increased on the other hand, the operating efficiency of lifting motor and useful life.
Description
Technical field
The utility model relates to a kind of motor, and more particularly, it relates to a kind of low-speed permanent-magnet motor.
Background technology
Low-speed permanent-magnet motor is a kind of motor rotating speed of motor shaft being undertaken reducing output speed by specific mechanical structure, improves output torque.
At present, on market (application number be 201420016731.0 Chinese patent disclose a kind of enabling reducing motor), it comprises motor body and reducing gear, the free end of the motor shaft of motor body is connected with reducing gear, described reducing gear comprises planetary gear combination output shaft, described planetary gear set comprises ring gear, be arranged at the planetary carrier in ring gear, the planetary gear axle that planetary carrier one end is arranged, be socketed on the secondary sun gear axle arranged in the heart in the planetary gear and the planetary carrier other end engaged on planetary gear axle and with ring gear, described secondary sun gear axle drives described output shaft rotation, being provided with of motor shaft of described motor body stretches into described ring gear and the primary sun gear engaged with planetary gear.Although this enabling reducing motor compact conformation, compact, easy to use, in practical set and use procedure, there is numerous problems, particular problem is as follows:
(1) end cap be connected with described ring gear of motor body is provided with screw, ring gear is connected with screw through through hole by screw with motor body, namely be connected by bolt between motor body with ring gear, this connected mode needs to tighten a group by a group with electric wrench in the assembling process of reality, motor coaxle degree after tightening is bad, during use, noise is large, not only makes the complexity that the installation procedure of motor becomes, and greatly can reduce the useful life of motor;
(2) planetary gear axle and planetary carrier take split to arrange, and after Long-Time Service, occur wearing and tearing between the meeting of planetary gear axle and planetary carrier, cause whole motor to run not steady.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of convenient installation, installation accuracy is high, noise is little, the low-speed permanent-magnet motor of long service life.
For achieving the above object, the utility model provides following technical scheme: a kind of low-speed permanent-magnet motor, comprise motor body and reducing gear, the free end of the motor shaft of motor body is connected with reducing gear, described reducing gear comprises planetary gearsets and output shaft, and described motor body comprises motor housing, is arranged with planet shell outside described reducing gear, described planet casing is connected in motor housing, and described planetary gearsets is provided with 1 group.
Preferably, described planetary gearsets comprises a planet stent, described planet stent one end is symmetrically distributed with 2 planetary gear axles, and described each planetary gear axle is provided with planetary gear.
Preferably, described planetary gear axle is fixedly connected on planet stent.
Preferably, bearing is provided with between described planet stent and planet shell.
Preferably, the free end of described motor shaft is fixed with the central gear coordinated with planetary gearsets.
Preferably, described output shaft is coaxially fixedly connected with planet stent.
Preferably, described motor body also comprises intermediate supports end cap, and described electric motor end cap is provided with the buckling groove for the clamping of planet shell.
Compared with prior art, the beneficial effects of the utility model are: comprise to 1 planetary gearsets in reducing gear, by the mating reaction of planetary gearsets and central gear, effectively can reduce the volume of whole reducing gear, the overall volume of whole permanent magnet efficient motor is significantly reduced, take volume to reduce, easy to use, reducing gear is set in planet shell, and planet casing is connected in motor housing, this structure is adopted to be connected to complete reducing gear with motor body, in the process of practical set, can first reducing gear be positioned in planet shell, then motor body being comprised motor housing is socketed on motor housing, then two are made to connect together tightly by the effect of extruder, play the effect of locking, needing in traditional handicraft is effectively avoided to be connected by bolt, the motor coaxle degree caused is bad, the problem that during use, noise is large, and this structural design effectively can reduce the installation procedure difficulty of motor, improve the useful life of motor.
Accompanying drawing explanation
Fig. 1 is the cut-away view of the utility model low-speed permanent-magnet motor embodiment;
Fig. 2 is the partial enlarged drawing of A in Fig. 1.
Reference numeral: 1, motor body; 11, motor housing; 12, motor shaft; 13, central gear; 2, reducing gear; 21, planetary gearsets; 211, planetary gear; 212, planetary gear axle; 213, planet stent; 22, output shaft; 3, planet shell; 4, intermediate supports end cap; 41, buckling groove; 5, bearing.
Embodiment
Referring to figs. 1 through Fig. 2, the utility model low-speed permanent-magnet motor embodiment is described further.
A kind of low-speed permanent-magnet motor, comprise motor body 1 and reducing gear 2, the free end of the motor shaft 12 of motor body 1 is connected with reducing gear 2, described reducing gear 2 comprises planetary gearsets 21 and output shaft 22, described motor body 1 comprises motor housing 11, planet shell 3 is arranged with outside described reducing gear 2, described planet shell 3 is socketed in motor housing 11, described planetary gearsets 21 is provided with 1 group, 1 planetary gearsets 21 is comprised in reducing gear 2, by the mating reaction of planetary gearsets 21 with central gear, effectively can reduce the volume of whole reducing gear 2, the overall volume of whole permanent magnet efficient motor is significantly reduced, take volume to reduce, easy to use, reducing gear 2 is set in planet shell 3, and planet shell 3 is socketed in motor housing 11, this structure is adopted to be connected to complete reducing gear 2 with motor body 1, in the process of practical set, can first reducing gear 2 be positioned in planet shell 3, then motor body 1 being comprised motor housing 11 is socketed on motor housing 11, then two are made to connect together tightly by the effect of extruder, play the effect of locking, needing in traditional handicraft is effectively avoided to be connected by bolt, the motor coaxle degree caused is bad, the problem that during use, noise is large, and this structural design effectively can reduce the installation procedure difficulty of motor, improve the useful life of motor.
Planetary gearsets 21 comprises a planet stent 213, described planet stent 213 one end is symmetrically distributed with 2 planetary gear axles 212, described each planetary gear axle 212 is provided with planetary gear 211, with be provided with more than 2 planetary gear axle 212 planet stent 213 compared with, 2 planetary gear axles 212 are only set when requiring specific gearratio, contact area is engaged with how organize between planetary gear axle 212 effectively reduce between planetary gear 211, when High Rotation Speed, caloric value in planetary gearsets 21 can reduce greatly, the useful life of effective lifting motor, if when changing gearratio, the diameter of mafor planet gear 211 will certainly be done, same planet stent 213 is symmetrically arranged with compared with 2 planetary gears 211 are symmetrically arranged with multiple planetary gear 211 with same planet stent 213, the layout of 2 planetary gears 211, under the condition of the limited area of planet stent 213, the diameter of planetary gear 211 can be done more, slowing effect is more obviously good.
Planetary gear axle 212 is fixedly connected on planet stent 213, in avoiding traditional split to arrange, planetary gear axle 212 can follow planetary gear 211 to rotate, solve between planetary gear axle 212 meeting and planetary carrier from root and occur wearing and tearing, even if through Long-Time Service, whole motor runs still held stationary always and runs.
Bearing 5 is provided with between planet stent 213 and planet shell 3, in the process of motor High Rotation Speed, bearing 5 one aspect effectively can reduce the resistance in planet stent 213 rotation process, the delivery efficiency of lifting motor, bearing 5 can give planet stent 213 enough support forces on the other hand, avoid the axial endplay of planet stent 213 in rotation process, the deceleration stationarity of lifting speed reducer structure 2.
The free end of motor shaft 12 is fixed with the central gear 13 coordinated with planetary gearsets 21, central gear 13 is preferably wholely set with the free end of motor shaft 12, on the one hand in the process of assembling, central gear 13 is there will not be to drop from motor shaft 12, be convenient to assembling, on the other hand in the process of transmission, the central gear 13 be wholely set and motor shaft 12, avoid the vibrations slightly that traditional mechanism split occurs, increase the running stability of motor.
Output shaft 22 and planet stent 213 are wholely set, output shaft 22 in the market passes through spline joint with planet stent 213, cause improve processing cost and installation difficulty, and easily wear and tear in the course of the work, reduce the accuracy of transmission, and by the integrally manufactured manufacturing cost and the installation difficulty that effectively reduce planet stent 213 and output shaft 22, make output shaft 22 and planet stent 213 transmission accurate.
Motor body 1 also comprises intermediate supports end cap 4, and described electric motor end cap is provided with the buckling groove 41 for the clamping of planet shell 3, and buckling groove 41 effectively can increase the socket stability of planet shell 3, in the process preventing planet shell 3 from running at motor, radial-play occurs.
The above is only preferred implementation of the present utility model, protection range of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection range of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (7)
1. a low-speed permanent-magnet motor, comprise motor body and reducing gear, the free end of the motor shaft of motor body is connected with reducing gear, described reducing gear comprises planetary gearsets and output shaft, described motor body comprises motor housing, it is characterized in that: be arranged with planet shell outside described reducing gear, described planet casing is connected in motor housing, and described planetary gearsets is provided with 1 group.
2. low-speed permanent-magnet motor according to claim 1, is characterized in that: described planetary gearsets comprises a planet stent, described planet stent one end is symmetrically distributed with 2 planetary gear axles, and described each planetary gear axle is provided with planetary gear.
3. low-speed permanent-magnet motor according to claim 2, is characterized in that: described planetary gear axle is fixedly connected on planet stent.
4. low-speed permanent-magnet motor according to claim 2, is characterized in that: be provided with bearing between described planet stent and planet shell.
5. low-speed permanent-magnet motor according to claim 1, is characterized in that: the free end of described motor shaft is fixed with the central gear coordinated with planetary gearsets.
6. low-speed permanent-magnet motor according to claim 1, is characterized in that: described output shaft is coaxially fixedly connected with planet stent.
7. the low-speed permanent-magnet motor according to claim 1 or 2 or 3 or 4 or 5 or 6, is characterized in that: described motor body also comprises intermediate supports end cap, and described electric motor end cap is provided with the buckling groove for the clamping of planet shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520060138.0U CN204349691U (en) | 2015-01-28 | 2015-01-28 | Low-speed permanent-magnet motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520060138.0U CN204349691U (en) | 2015-01-28 | 2015-01-28 | Low-speed permanent-magnet motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204349691U true CN204349691U (en) | 2015-05-20 |
Family
ID=53232933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520060138.0U Expired - Fee Related CN204349691U (en) | 2015-01-28 | 2015-01-28 | Low-speed permanent-magnet motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204349691U (en) |
-
2015
- 2015-01-28 CN CN201520060138.0U patent/CN204349691U/en not_active Expired - Fee Related
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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: 20150520 Termination date: 20190128 |