CN203284011U - Coreless rare earth permanent magnetism gearless traction machine - Google Patents
Coreless rare earth permanent magnetism gearless traction machine Download PDFInfo
- Publication number
- CN203284011U CN203284011U CN2013203060537U CN201320306053U CN203284011U CN 203284011 U CN203284011 U CN 203284011U CN 2013203060537 U CN2013203060537 U CN 2013203060537U CN 201320306053 U CN201320306053 U CN 201320306053U CN 203284011 U CN203284011 U CN 203284011U
- Authority
- CN
- China
- Prior art keywords
- non iron
- earth permanent
- winding coil
- main shaft
- rare earth
- 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
Abstract
The utility model discloses a coreless rare earth permanent magnetism gearless traction machine, which comprises a casing, a main shaft, a driving wheel, a bearing, an encoder and a brake, wherein the driving wheel is fixed onto the main shaft directly; the main shaft is set inside the casing through the bearing; the casing is provided with a stator rotor structure that comprises a coreless winding coil and a magnetic steel. Compared with existing elevator traction machine, the utility model has obvious technology characteristics as follows: 1. driving a gearless case directly by using a coreless rare earth permanent magnetism motor; 2. simple structure, reduced raw material cost, and reduced elevator operation cost at the same time; and 3. Higher efficiency, lighter and better stability compared with existing permanent magnetism synchronous traction machine.
Description
Technical field
The utility model relates to elevator traction machine, the elevator traction machine of the not acceleration and deceleration case that especially a kind of non iron-core rare-earth permanent magnet motor directly drives.
Background technology
China is the elevator market of whole world maximum, if by 1,700,000 calculating of elevator in use, a year consumption of current is about 49,000,000,000 kw.h, so elevator becomes the large electricity consumer of China gradually.In China's Eleventh Five-Year Plan outline, propose per Unit GDP Energy Consumption is reduced by 20% left and right.Adopt variable-frequency control technique and the permanent-magnet synchnorous gearless dragging machine technology that has energy-saving effect in elevator enterprises, received good energy-saving effect.Increase with 15% every year by elevator, every elevator energy-saving approximately 30% calculates, and the whole nation can be reduced the power consumption of 2,200,000,000 kw.h in 1 year.Will elevator again how further energy-conservation in " 12 " planning?
Present elevator on Chinese market, major part has adopted permanent-magnet synchnorous gearless dragging machine, but the gearless machine that is directly driven by the non iron-core rare-earth permanent magnet motor does not also have.
Rare-earth permanent-magnet electric machine is a kind of Novel permanent-magnet motor, and high energy product and high-coercive force (particularly high HCJ) due to rare-earth permanent magnet, make rare-earth permanent-magnet electric machine have the series of advantages such as volume is little, lightweight, efficiency is high, characteristic is good.The magnetic property of rare earth permanent-magnetic material is excellent, it no longer needs external energy just can set up very strong permanent-magnetic field after magnetizing, not only efficiency is high to be used for substituting the made rare-earth permanent-magnet electric machine of electric exciting field of conventional motors, and simple in structure, reliable, also can accomplish that volume is little, lightweight.Both can reach the incomparable High Performance of traditional electrical excitation electromotor (as extra-high-speed effect, ultrahigh-speed, extra-high-speed speed of response), can make the specific type of electric machine that can meet the specific run requirement again.
Existing rare-earth permanent-magnetic synchronous towing machine remains further to be improved, and as complex structure, cost is high, and weight is heavier, and stability is good not.
The utility model content
For the problems referred to above, the utility model provides a kind of non iron-core rare earth permanent magnet gearless machine, has simple in structurely, and cost is low, and is lightweight, the characteristics that efficiency is higher.
To achieve these goals, the technical solution of the utility model is as follows:
A kind of non iron-core rare earth permanent magnet gearless machine, comprise casing, main shaft, traction sheave, bearing, coder, drg, it is characterized in that, described traction sheave directly is fixed on main shaft, main shaft is arranged in casing by bearing, is provided with in casing by non iron-core winding coil and magnet steel and forms stator rotor structure.
In the utility model, the both sides of described casing are provided with front end cover and rear side housing, and casing is located by seam and screw is fixing connects together front end cover and rear side housing.
In a preferred embodiment of the present utility model, described stator rotor structure comprises the non iron-core winding coil that is fixed on main shaft and is separately fixed at front and back ends and cover and be positioned at the magnet steel of non iron-core winding coil both sides, and described non iron-core winding coil is encapsulated in High molecular material.
In a preferred embodiment of the present utility model, described stator rotor structure comprises rotating disk, is arranged on the magnet steel on the rotating disk two sides, front non iron-core winding coil and rear non iron-core winding coil, described rotating disk is arranged on main shaft, described front non iron-core winding coil and rear non iron-core winding coil respectively are encapsulated in High molecular material, front non iron-core winding coil and rear non iron-core winding coil are separately positioned on front and back ends and cover and be positioned at the both sides of rotating disk, and be corresponding with magnet steel.
In a preferred embodiment of the present utility model, described traction sheave is screwed on main shaft by pressing plate.
In a preferred embodiment of the present utility model, be provided with protective cover of traction sheave on described front end cover.Described drg is screwed in rear side housing.Described coder is connected with main shaft, and the shell of coder is connected with the drg endoporus by tensioning ring.
The utility model has been compared obvious technical characterstic with existing elevator traction machine, specifically has: 1. adopt the non iron-core rare-earth permanent magnet motor directly to drive, non-gear box; 2. simple in structure, reduced the cost of raw material, also reduced the operating cost of elevator simultaneously; 3. compare with existing permanent magnetic synchronous traction machine, its efficiency is higher, weight is lighter, stability is better.The utility model can directly replace existing permanent magnetic synchronous traction machine and asynchronous geared machine, has filled up the blank of prior art, is a kind of novel unique gearless machine.
Characteristics of the present utility model can be consulted the detailed description of the graphic and following better embodiment of this case and be obtained to be well understood to.
Description of drawings
Fig. 1 is the non iron-core rare earth permanent magnet gearless machine schematic diagram in embodiment 1.
Fig. 2 is the non iron-core rare earth permanent magnet gearless machine schematic diagram in embodiment 2.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, further set forth the utility model below in conjunction with specific embodiment.
Embodiment 1
Referring to Fig. 1, a kind of non iron-core rare earth permanent magnet gearless machine, comprise traction sheave 1, protective cover of traction sheave 2, pressing plate 3, main shaft 4, front bearing 5, front end cover 6, front magnet steel 7, suspension ring 8, casing 9, non iron-core winding coil 10, rear magnet steel 11, rear side housing 12, rear bearing 13, coder 14, drg 15, drg protective cover 16.Wherein, casing 9 is located by seam and screw is fixing connects together front end cover 6 and rear side housing 12, and support and front end cover 6 and the rear side housing 12 of main shaft 4 by rear bearing 13 and front bearing 5 is integral, and traction sheave 1 is screwed on main shaft 4 by pressing plate 3; Described protective cover of traction sheave 2 directly is fixed on front end cover 6, and described non iron-core winding coil 10 is encapsulated in High molecular material and is fixed on main shaft 4, and front magnet steel 7 is fixed on front end cover 6, and rear magnet steel 11 is fixed on rear side housing 12.Be fixed on the non iron-core winding coil on main shaft and be fixed on casing and the magnet steel that is positioned at non iron-core winding coil both sides has formed stator rotor structure.
Embodiment 2
Referring to Fig. 2, a kind of non iron-core rare earth permanent magnet gearless machine, comprise traction sheave 21, protective cover of traction sheave 22, pressing plate 23, main shaft 24, front bearing 25, front end cover 26, front non iron-core winding coil 27, suspension ring 28, casing 29, front magnet steel 30, rear magnet steel 31, rear non iron-core winding coil 32, rear side housing 33, rear bearing 34, coder 35, drg 36, drg protective cover 37.Wherein, casing 29 is located by seam and screw is fixing connects together front end cover 26 and rear side housing 33, support and front end cover 26 and the rear side housing 33 of main shaft 24 by rear bearing 34 and front bearing 25 is integral, and described traction sheave 21 is screwed on main shaft 24 by pressing plate 23; Described protective cover of traction sheave 22 directly is fixed on front end cover 26, described front non iron-core winding coil 27 and rear non iron-core winding coil 32 are encapsulated in High molecular material and are separately fixed on front end cover 26 and rear side housing 33, front magnet steel 30 is fixed on rotating disk and is connected with main shaft 24 with rear magnet steel 31, rotating disk, is arranged on the magnet steel on the rotating disk two sides, front non iron-core winding coil and rear non iron-core winding coil and has formed stator rotor structure.
The utility model has been compared obvious technical characterstic with existing elevator traction machine, specifically has: 1. adopt the non iron-core rare-earth permanent magnet motor directly to drive, non-gear box; 2. simple in structure, reduced the cost of raw material, also reduced the operating cost of elevator simultaneously; 3. compare with existing permanent magnetic synchronous traction machine, its efficiency is higher, weight is lighter, stability is better.The utility model can directly replace existing permanent magnetic synchronous traction machine and asynchronous geared machine, has filled up the blank of prior art, is a kind of novel unique gearless machine.
Above demonstration and described groundwork of the present utility model, principal character and advantage of the present utility model.The technical personnel of the industry should be understood; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification sheets is principle of the present utility model; the utility model also has various changes and modifications under the prerequisite that does not break away from the utility model spirit and scope, and these changes and improvements all fall in claimed scope of the present utility model.The protection domain that the utility model requires is defined by appending claims and equivalent thereof.
Claims (8)
1. non iron-core rare earth permanent magnet gearless machine, comprise casing, main shaft, traction sheave, bearing, coder, drg, it is characterized in that, described traction sheave directly is fixed on main shaft, main shaft is arranged in casing by bearing, is provided with in casing by non iron-core winding coil and magnet steel and forms stator rotor structure.
2. non iron-core rare earth permanent magnet gearless machine according to claim 1, is characterized in that, the both sides of described casing are provided with front end cover and rear side housing, and casing is located by seam and screw is fixing connects together front end cover and rear side housing.
3. non iron-core rare earth permanent magnet gearless machine according to claim 2, it is characterized in that, described stator rotor structure comprises the non iron-core winding coil that is fixed on main shaft and is separately fixed at front and back ends and cover and be positioned at the magnet steel of non iron-core winding coil both sides, and described non iron-core winding coil is encapsulated in High molecular material.
4. non iron-core rare earth permanent magnet gearless machine according to claim 2, it is characterized in that, described stator rotor structure comprises rotating disk, is arranged on the magnet steel on the rotating disk two sides, front non iron-core winding coil and rear non iron-core winding coil, described rotating disk is arranged on main shaft, described front non iron-core winding coil and rear non iron-core winding coil respectively are encapsulated in High molecular material, front non iron-core winding coil and rear non iron-core winding coil are separately positioned on front and back ends and cover and be positioned at the both sides of rotating disk, and be corresponding with magnet steel.
5. non iron-core rare earth permanent magnet gearless machine according to claim 1, is characterized in that, described traction sheave is screwed on main shaft by pressing plate.
6. non iron-core rare earth permanent magnet gearless machine according to claim 2, is characterized in that, is provided with protective cover of traction sheave on described front end cover.
7. non iron-core rare earth permanent magnet gearless machine according to claim 2, is characterized in that, described drg is screwed in rear side housing.
8. non iron-core rare earth permanent magnet gearless machine according to claim 7, is characterized in that, described coder is connected with main shaft, and the shell of coder is connected with the drg endoporus by tensioning ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203060537U CN203284011U (en) | 2013-05-30 | 2013-05-30 | Coreless rare earth permanent magnetism gearless traction machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203060537U CN203284011U (en) | 2013-05-30 | 2013-05-30 | Coreless rare earth permanent magnetism gearless traction machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203284011U true CN203284011U (en) | 2013-11-13 |
Family
ID=49540385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203060537U Expired - Fee Related CN203284011U (en) | 2013-05-30 | 2013-05-30 | Coreless rare earth permanent magnetism gearless traction machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203284011U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103264947A (en) * | 2013-05-30 | 2013-08-28 | 上海法西驱动技术有限公司 | Iron coreless rare-earth permanent magnetic gearless traction machine |
| CN104386563A (en) * | 2014-11-18 | 2015-03-04 | 爱力维特驱动科技(苏州)有限公司 | Gearless traction machine with end cover |
-
2013
- 2013-05-30 CN CN2013203060537U patent/CN203284011U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103264947A (en) * | 2013-05-30 | 2013-08-28 | 上海法西驱动技术有限公司 | Iron coreless rare-earth permanent magnetic gearless traction machine |
| CN104386563A (en) * | 2014-11-18 | 2015-03-04 | 爱力维特驱动科技(苏州)有限公司 | Gearless traction machine with end cover |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202513802U (en) | Inner rotor motor | |
| CN203284011U (en) | Coreless rare earth permanent magnetism gearless traction machine | |
| CN105958779A (en) | Built-in double-radial permanent magnet steel drive motor for electric automobiles | |
| CN203645516U (en) | Outer rotor permanent magnet synchronous motor and industrial ceiling fan | |
| CN203714124U (en) | Self-balancing electric bicycle hub motor | |
| CN205092744U (en) | Closed three -phase cage modle asynchronous motor | |
| CN204089550U (en) | A kind of rare earth permanent magnetic brushless dc motor for gate | |
| CN202957684U (en) | Permanent magnet synchronous motor | |
| CN103264947A (en) | Iron coreless rare-earth permanent magnetic gearless traction machine | |
| CN204038820U (en) | The anodontia elevator traction machine of a kind of reluctance type | |
| CN203486813U (en) | Winch device directly driven by low-speed permanent magnet synchronous motor | |
| CN105790467A (en) | Hybrid excited disc-type motor | |
| CN105811712A (en) | Permanent magnet driving motor equipped with built-in radial and tangential combined type magnetic poles and used for electric automobile | |
| CN104852540A (en) | Speed-regulation permanent magnetism three-phase synchronous motor used for pump | |
| CN103762810A (en) | Hidden magnetic pole rare-earth permanent magnet drive motor for electric automobile | |
| CN104506012A (en) | Rare-earth permanent magnet brushless DC motor used for gating | |
| CN103887946A (en) | Invisible magnetic pole hub motor of electric vehicle | |
| CN201766442U (en) | Self-power-generation device of magnetic control vehicle | |
| CN204316295U (en) | Pump speed governing three-phase permanent magnet synchronous motor | |
| CN201947140U (en) | Novel single-phase synchronous generator | |
| CN203445722U (en) | Asynchronous motor front and rear end cover structure | |
| CN204578316U (en) | A kind of rare earth cumulative magnetic energy-saving electric machine | |
| CN202353408U (en) | Large-torque direct current motor | |
| CN201928174U (en) | AC motor with permanent magnet | |
| CN104659991A (en) | Rare-earth radial energy-gathering magnetic energy-saving motor free of iron cores |
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: 20131113 Termination date: 20160530 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |