CN202124402U - Outer rotor type gearless traction machine - Google Patents
Outer rotor type gearless traction machine Download PDFInfo
- Publication number
- CN202124402U CN202124402U CN2011201919053U CN201120191905U CN202124402U CN 202124402 U CN202124402 U CN 202124402U CN 2011201919053 U CN2011201919053 U CN 2011201919053U CN 201120191905 U CN201120191905 U CN 201120191905U CN 202124402 U CN202124402 U CN 202124402U
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- rotor
- motor shaft
- barrel
- mounting bracket
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- Expired - Fee Related
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Abstract
The utility model provides an outer rotor type gearless traction machine, which comprises a traction wheel, a motor shaft, a stator, a rotor, a brake, a brake mounting support, an encoder and an encoder mounting support. Two ends of the motor shaft are fixed, the stator is fixed onto the motor shaft, the rotor is rotatably sleeved on the outside of the stator, the brake mounting support is used for fixedly mounting the brake, the encoder mounting support is used for fixedly mounting the encoder, the traction wheel is fixedly mounted on the outer surface of the rotor, the brake mounting support is fixed onto the motor shaft, and the encoder mounting support is fixedly mounted on the motor shaft. The outer rotor type gearless traction machine is convenient in installation and detachment and high in integral structural strength.
Description
Technical field
The utility model relates to a kind of external-rotor-type gearless machine.
Background technology
The general employing of the slender type towing machine that present towing machine manufacturer produces is installed in traction sheave on the motor shaft extension; Lift car and counterweight integral body all support by motor shaft; So it is very big just to require motor shaft to stretch place's diameter; And the bearing designation of corresponding motor shaft extension end is also very big, and adopts cylindrical roller bearing, so that can bear very big diametral load.Application number is 200810027443.4 patent application " a kind of external rotor type permanent magnetism synchronous gearless machine ", and stator is fixed on the support, and axle is arranged on the support through bearing; Through between traction sheave and axle, the such transition structure of spoke being set, spoke is cast into one with axle, and traction sheave is fixed on the spoke; Be that indirect securement is on axle; The traction sheave of this towing machine is changed convenient, but because on towing machine, increased new structure, it has reduced towing machine single-piece structural strength to a certain extent; Improved tooling cost, and the bearing designation at motor two ends need be distinguished Design and Machining according to the difference of bearing load.
The utility model content
The technical matters that the utility model will solve is to provide a kind of easy installation and removal, external-rotor-type gearless machine that overall construction intensity is big.
In order to solve the problems of the technologies described above; A kind of external-rotor-type gearless machine that the utility model provides; Comprise the fixing motor shaft of traction sheave, two ends, be fixed on stator on the motor shaft, rotatablely be enclosed within stator outside rotor, drg, be used for fixing drg mounting bracket, coder that drg is installed, be used for fixing the coder mounting bracket that coder is installed; Said traction sheave is fixedly mounted on the rotor outer surface; Said drg mounting bracket is fixedly mounted on the said motor shaft, and said coder mounting bracket is fixedly mounted on the said motor shaft.
Preferably; Said rotor is a hollow cylindrical; It comprises a barrel and from the outside flange part that protrudes of the outside face of barrel, the outside face of said barrel has tapering, and said traction sheave is enclosed within on the outside face of said barrel; The inwall of said traction sheave is connected with said barrel key, and the end of said traction sheave and said flange part adopt axial bolts to fix.
Further; Also comprise front end cover and rear side housing; Said front end cover is captiveed joint with the front end of said barrel, and said rear side housing is captiveed joint with the rear end of said barrel, and said motor shaft is supported between said front end cover and the rear side housing through front bearing and rear bearing.
Further, said front bearing and rear bearing are cylindrical roller bearing.
Preferably, said drg mounting bracket is connected with said motor axle key.
Preferably, said coder mounting bracket is connected with said motor axle key.
Preferably, also comprise connection box, said connection box is fixedly mounted on motor shaft one end through counter flange.
The external-rotor-type gearless machine of the utility model; Traction sheave is installed on the rotor; Lift car and counterweight are born by rotor; And drg mounting bracket, coder mounting bracket, connection box are installed on the motor shaft, make installing/dismounting very convenient, and have improved the overall construction intensity of towing machine.
Description of drawings
Fig. 1 is the utility model external-rotor-type gearless machine structural representation.
Fig. 2 is the enlarged diagram at A place among Fig. 1.
The specific embodiment
Further specify below in conjunction with the scheme of accompanying drawing the utility model.
As shown in Figure 1; A kind of external-rotor-type gearless machine; Comprise traction sheave 1, two ends through the fixing motor shaft 2 of Axial Mounting Part 16, be fixed on stator 3 on the motor shaft 2, be enclosed within stator outside rotor 4 rotationally, rotor 4 be a hollow cylindrical, it comprises a barrel 41 and the flange part 42 that outwards protrudes from the outside face of barrel; The outside face of barrel 41 has tapering; Traction sheave 1 is enclosed within on the outside face of barrel 41, and the inwall of traction sheave 1 is connected with barrel 4 keys, and the end of traction sheave 1 and flange part 42 adopt axial bolts 5 fixing.
The external-rotor-type gearless machine of the utility model also comprises drg 12, and drg 12 is fixedly mounted on the drg mounting bracket 13, and drg mounting bracket 13 is connected with motor shaft 2 keys.Along motor shaft axially, an end of drg mounting bracket 13 is spacing by Axial Mounting Part 16, the other end is spacing by the shaft shoulder of motor shaft, is to be completely fixed on the motor shaft 2 easy installation and removal to guarantee drg mounting bracket 13.The rear portion of traction sheave 1 is provided with the friction face relative with drg 12.
The external-rotor-type gearless machine of the utility model also comprises coder 10; Coder 10 is fixedly mounted on the coder mounting bracket 11, and coder mounting bracket 11 is connected with motor shaft 2 keys, along motor shaft axially; One end of coder mounting bracket 11 is spacing by Axial Mounting Part 16; The other end is spacing by the shaft shoulder of motor shaft, guarantees that the coder mounting bracket is completely fixed on the motor shaft easy installation and removal.
This external-rotor-type gearless machine also comprises front end cover 6 and rear side housing 7, and front end cover 6 is captiveed joint with the front end of barrel 41, and is as shown in Figure 2; Be specially front end cover 6 and withstand the leading section of barrel 41; The inside of barrel 41 is provided with an adapter plate 17, and an inclined-plane is arranged on the adapter plate 17, embeds a back-up ring 18 on the inwall of barrel 41; Back-up ring 18 retainings are on the inclined-plane of adapter plate 17; This adapter plate 17 is blocked with barrel 41, and a bolt 19 passes front end cover 6 and with adapter plate 17 front end cover 6, adapter plate 17, barrel 41 is fixed, and rear side housing 7 is captiveed joint with the rear end of barrel 41; Its connection mode is with the mode of front end cover 6 and barrel 41 front ends, and motor shaft 2 is supported between front end cover 6 and the rear side housing 7 through front bearing 8 and rear bearing 9.Front bearing 8 is a cylindrical roller bearing with rear bearing 9.
The external-rotor-type gearless machine of the utility model also comprises connection box 14, and connection box 14 is fixedly mounted on motor shaft 2 one ends through counter flange 15.Motor shaft 2 is provided with fairlead, and the lead that connects stator coil and connection box 14 passes from said fairlead.
The external-rotor-type gearless machine of the utility model, traction sheave is installed on the rotor, the taper fitting connection structure between traction sheave and the rotor; Make that the traction sheave installing/dismounting is very convenient, traction sheave is not contained on the motor shaft extension, and motor shaft extension place diameter does not need very big; And traction sheave is positioned at the midway of motor front bearing and rear bearing; Lift car and counterweight are born by rotor, and front bearing and rear bearing adopt same model to get final product, the diametral load that their common bear rotor, traction sheave, lift car and counterweight produce; Stressed even, long service life.In addition, the drg mounting bracket of the utility model, coder mounting bracket and connection box for motor are installed on the motor shaft, and feasible installation of the mounting structure of this close coupled type and mounting means and dismounting are all very convenient, and have improved the towing machine overall construction intensity.
During use, through the connection box energized, rotor rotation drives traction sheave, front end cover and rear side housing and rotates, and electric machine main shaft is fixed.
More than just the utility model has been carried out exemplary explanation, the concrete implementation of the utility model is not limited thereto.The insubstantial modifications that design of any employing the utility model and technical scheme are carried out is all within the protection domain of the utility model.
Claims (7)
1. external-rotor-type gearless machine; It is characterized in that: comprise the fixing motor shaft (2) of traction sheave (1), two ends, be fixed on stator (3) on the motor shaft (2), rotatablely be enclosed within stator outside rotor (4), drg (12), be used for fixing drg mounting bracket (13), coder (10) that drg is installed, be used for fixing the coder mounting bracket (11) that coder is installed; Said traction sheave (1) is fixedly mounted on rotor (4) outside face; Said drg mounting bracket (13) is fixedly mounted on the said motor shaft (2), and said coder mounting bracket (11) is fixedly mounted on the said motor shaft (2).
2. external-rotor-type gearless machine according to claim 1; It is characterized in that: said rotor (4) is hollow cylindrical; It comprises a barrel (41) and from the outside flange part (42) of protrusion of the outside face of barrel; The outside face of said barrel (41) has tapering; Said traction sheave (1) is enclosed within on the outside face of said barrel (41), and the inwall of said traction sheave (1) is connected with said barrel (4) key, and the end of said traction sheave (1) and said flange part (42) adopt axial bolts (5) fixing.
3. external-rotor-type gearless machine according to claim 2; It is characterized in that: also comprise front end cover (6) and rear side housing (7); Said front end cover (6) is captiveed joint with the front end of said barrel (41); Said rear side housing (7) is captiveed joint with the rear end of said barrel (41), and said motor shaft (2) is supported between said front end cover (6) and the rear side housing (7) through front bearing (8) and rear bearing (9).
4. external-rotor-type gearless machine according to claim 3 is characterized in that: said front bearing (8) and rear bearing (9) are cylindrical roller bearing.
5. external-rotor-type gearless machine according to claim 1 is characterized in that: said drg mounting bracket (13) is connected with said motor shaft (2) key.
6. external-rotor-type gearless machine according to claim 1 is characterized in that: said coder mounting bracket (11) is connected with said motor shaft (2) key.
7. external-rotor-type gearless machine according to claim 1 is characterized in that: also comprise connection box (14), said connection box (14) is fixedly mounted on motor shaft (2) one ends through counter flange (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201919053U CN202124402U (en) | 2011-06-09 | 2011-06-09 | Outer rotor type gearless traction machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201919053U CN202124402U (en) | 2011-06-09 | 2011-06-09 | Outer rotor type gearless traction machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202124402U true CN202124402U (en) | 2012-01-25 |
Family
ID=45487473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201919053U Expired - Fee Related CN202124402U (en) | 2011-06-09 | 2011-06-09 | Outer rotor type gearless traction machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202124402U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102219144A (en) * | 2011-06-09 | 2011-10-19 | 上海鑫力奥闻电动机有限公司 | Outer rotor type gearless driving machine |
| CN103887921A (en) * | 2014-03-21 | 2014-06-25 | 浙江德清西传电气科技有限公司 | Motor with front-arranged brake |
-
2011
- 2011-06-09 CN CN2011201919053U patent/CN202124402U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102219144A (en) * | 2011-06-09 | 2011-10-19 | 上海鑫力奥闻电动机有限公司 | Outer rotor type gearless driving machine |
| CN103887921A (en) * | 2014-03-21 | 2014-06-25 | 浙江德清西传电气科技有限公司 | Motor with front-arranged brake |
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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: 20120125 Termination date: 20130609 |