CN205429933U - High speed centrifugation motor - Google Patents
High speed centrifugation motor Download PDFInfo
- Publication number
- CN205429933U CN205429933U CN201620221203.8U CN201620221203U CN205429933U CN 205429933 U CN205429933 U CN 205429933U CN 201620221203 U CN201620221203 U CN 201620221203U CN 205429933 U CN205429933 U CN 205429933U
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- bearing
- hollow spindle
- motor
- fore
- oil baffle
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Abstract
The utility model relates to a high speed centrifugation motor, which belongs to the technical field of motors, the hollow spindle outside sets up motor housing, side -mounting motor stator in the motor housing, it sets up electric motor rotor to correspond motor stator on hollow spindle, the hollow spindle of electric motor rotor both sides goes up preceding oil baffle disc of installation and back oil baffle disc, the front axle bearing is connected to the motor housing front end, install fore bearing group on the hollow spindle in the front axle bearing, back outer bearing seat is connected to the motor housing rear end, suit linear bearing in the back outer bearing seat, inner bearing seat behind the suit in the linear bearing, hollow spindle in the back inner bearing seat goes up suit rear bearing group, rear seal cover is connected to back outer bearing seat rear end, set up the location spring between rear seal cover and the back inner bearing seat. The utility model discloses simple structure, reasonable in design can prolong the life of equipment, has guaranteed the quality of product, has improved rotational speed and work efficiency, has stronger practicality.
Description
Technical field
This utility model relates to a kind of high speed centrifugation motor, belongs to motor technology field.
Background technology
At present, centrifuge use in the industrial production is more and more extensive, but the structure of current centrifuge roll shaft still uses the structure that axle and common electric machine belt coordinate, the maximum speed of the centrifuge of this structure only has 9000r/min, under this rotating speed, centrifuge reaches far away manufacturing technique requirent, and rotating speed once more than 9000r/min, centrifuge bearing meeting Rapid Damage, has a strong impact on normal production；Meanwhile, also can there is problem the most accurately adding in bearing (ball) cover man-hour, easily causes raceway gross distortion or produces axial float, shortening the service life of bearing, affect the properly functioning of parts.
Utility model content
According to above deficiency of the prior art, problem to be solved in the utility model is: provide a kind of simple in construction, reasonable in design, it is possible to the service life of extension device, it is ensured that product quality, improves rotating speed and the high speed centrifugation motor of work efficiency.
This utility model solves its technical problem and be the technical scheme is that
Described high speed centrifugation motor, including hollow spindle, motor housing is set outside hollow spindle, motor stator is installed inside motor housing, corresponding motor stator arranges rotor on hollow spindle, front oil baffle disc and rear oil baffle disc are installed on the hollow spindle of rotor both sides, motor housing front end connects front-end bearing pedestal, fore bearing group is installed on the hollow spindle in front-end bearing pedestal, outer bearing carrier after the connection of motor housing rear end, suit linear bearing in rear outer bearing carrier, inner pedestal after suit in linear bearing, rear bearing group it is set with on hollow spindle in rear inner pedestal, rear outer bearing carrier rear end seals lid after connecting, rear sealing arranges back stop between lid and rear inner pedestal.
Described high speed centrifugation motor can be effectively improved the service life of coil of stator of motor and equipment, can eliminate thermal expansion by linear bearing makes the main shaft bearing that causes of elongation bear the problem that axial force is excessive, improves the service life of bearing, simple in construction, reasonable in design, operate more steady.
The most preferably, front-end bearing pedestal is fixed by fore bearing outer ring locking nut and fore bearing outer ring clamping screw, fore bearing group is set in front-end bearing pedestal, fore bearing group includes two fore bearings, separated by spacer sleeve in fore bearing outer spacer and fore bearing between two fore bearings, the outer ring of fore bearing group is fastened by fore bearing outer ring clamping screw and bearing outer ring positioning sleeve, the inner ring of fore bearing group is by front anti-return nut, front locking nut and the set fastening of front ladder, and front anti-return nut, front locking nut and front ladder set are fixed on hollow spindle.Fore bearing outer ring clamping screw coordinates with fore bearing outer ring locking nut, and fore bearing outer ring clamping screw applies the rotational lock moment of regulation, obtains suitable axial moment and locks fore bearing outer ring on front ladder set.This kind of mode can eliminate the drawback precisely do not brought because of bearing (ball) cover processing, i.e. end cap boss is crossed conference and bearing outer ring locking torque is significantly increased, and makes raceway gross distortion, shortens bearing life；End cap boss is too small, it is impossible to lock shaft bearing outer-ring, and bearing can produce axial float, and makes parts not run well, and improves the service life of bearing, it is ensured that the normal operation of parts.
The most preferably, rear bearing group includes two rear bearings, separated by spacer sleeve in rear bearing outer spacer and rear bearing between two rear bearings, rear bearing group is by rear anti-return nut, rear locking nut and the set fastening of rear ladder, and rear anti-return nut, rear locking nut and rear ladder set are fixed on hollow spindle.
The most preferably, the rear cover back-end that seals connects water case assembly, and water case assembly rear end connects water inlet tap assembly.
The most preferably, hollow spindle front end arranges roller headstock.Convenient connection external equipment.
The most preferably, the gap of 2mm is there is between front oil baffle disc and rear oil baffle disc and motor housing, one end of front oil baffle disc and rear oil baffle disc and the protruding fastening on hollow spindle, the other end of front oil baffle disc and rear oil baffle disc fastens with fore bearing group and rear bearing group respectively.Front oil baffle disc and rear oil baffle disc can prevent the contaminated with oil mist coil of stator of motor come from front and back bearings group, and mist of oil is thrown away outside motor, thus improve the coil of stator of motor life-span.
This utility model is had the beneficial effect that
1, high speed centrifugation motor described in the utility model is coordinated with fore bearing outer ring locking nut by fore bearing outer ring clamping screw, it is possible to extend the service life of bearing, it is to avoid bearing produces axial float, it is ensured that the normal operation of parts.
2, high speed centrifugation motor described in the utility model can prevent the contaminated with oil mist coil of stator of motor come from front and back bearings group by front oil baffle disc and rear oil baffle disc, and mist of oil is thrown away outside motor, thus improves the coil of stator of motor life-span.
3, high speed centrifugation motor described in the utility model can eliminate the processing fit tolerance of hollow spindle and motor housing by linear bearing, and eliminating thermal expansion, to make main shaft elongation cause bearing to bear axial force excessive and the phenomenon of bearing damage occurs, and extends the service life of bearing.
4, high speed centrifugation motor described in the utility model can be offset by back stop and be come from the axial force that hollow spindle rotation produces, it is suppressed that axial float, makes operating more steady.
5, high speed centrifugation electric machine structure described in the utility model is simple, reasonable in design, good product quality, and work efficiency is high, and rotating speed can reach 12000r/min, has stronger practicality.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Wherein, 1, hollow spindle；2, roller headstock；3, front anti-return nut；4, front locking nut；5, fore bearing outer ring clamping screw；6, front ladder set；7, bearing outer ring positioning sleeve；8, fore bearing outer ring locking nut；9, fore bearing group；10, fore bearing outer spacer；11, spacer sleeve in fore bearing；12, front-end bearing pedestal；13, front oil baffle disc；14, motor housing；15, motor stator；16, rotor；17, rear oil baffle disc；18, rear outer bearing carrier；19, linear bearing；20, rear bearing outer spacer；21, spacer sleeve in rear bearing；22, rear inner pedestal；23, back stop；24, lid is sealed afterwards；25, rear ladder set；26, rear locking nut；27, rear anti-return nut；28, water case assembly；29, water inlet tap assembly；30, rear bearing group；31, fore bearing；32, rear bearing.
Detailed description of the invention
Below in conjunction with the accompanying drawings embodiment of the present utility model is described further:
nullAs shown in Figure 1，High speed centrifugation motor described in the utility model，Including hollow spindle 1，Hollow spindle 1 front end arranges roller headstock 2，Motor housing 14 is set outside hollow spindle 1，Motor stator 15 is installed inside motor housing 14，Corresponding motor stator 15 arranges rotor 16 on hollow spindle 1，Front oil baffle disc 13 and rear oil baffle disc 17 are installed on the hollow spindle 1 of rotor 16 both sides，Motor housing 14 front end connects front-end bearing pedestal 12，Front-end bearing pedestal 12 is fixed by fore bearing outer ring locking nut 8 and fore bearing outer ring clamping screw 5，Fore bearing group 9 is installed on hollow spindle 1 in front-end bearing pedestal 12，Fore bearing group 9 includes two fore bearings 31，Separated by spacer sleeve 11 in fore bearing outer spacer 10 and fore bearing between two fore bearings 31，The outer ring of fore bearing group 9 is fastened by fore bearing outer ring clamping screw 5 and bearing outer ring positioning sleeve 7，The inner ring of fore bearing group 9 passes through front anti-return nut 3、Front locking nut 4 and front ladder set 6 fastening，Front anti-return nut 3、Front locking nut 4 and front ladder set 6 are fixed on hollow spindle 1.nullOuter bearing carrier 18 after the connection of motor housing 14 rear end，Suit linear bearing 19 in rear outer bearing carrier 18，Inner pedestal 22 after suit in linear bearing 19，Rear bearing group 30 it is set with on hollow spindle 1 in rear inner pedestal 22，Rear bearing group 30 includes two rear bearings 32，Separated by spacer sleeve 21 in rear bearing outer spacer 20 and rear bearing between two rear bearings 32，Rear bearing group 30 is by rear anti-return nut 27、Rear locking nut 26 and rear ladder set 25 fastening，Rear anti-return nut 27、Rear locking nut 26 and rear ladder set 25 are fixed on hollow spindle 1，Rear outer bearing carrier 18 rear end seals lid 24 after connecting，Rear sealing arranges back stop 23 between lid 24 and rear inner pedestal 22，Rear lid 24 rear end that seals connects water case assembly 28，Water case assembly 28 rear end connects water inlet tap assembly 29.
The gap of 2mm is there is between described front oil baffle disc 13 and rear oil baffle disc 17 and motor housing 14, one end of front oil baffle disc 13 and rear oil baffle disc 17 and the protruding fastening on hollow spindle 1, the other end of front oil baffle disc 13 and rear oil baffle disc 17 fastens with fore bearing group 9 and rear bearing group 30 respectively.
Operation principle of the present utility model and the process of use:
High speed centrifugation motor described in the utility model is in use, coordinated with fore bearing outer ring locking nut 8 by fore bearing outer ring clamping screw 5, fore bearing outer ring clamping screw 5 is applied the rotational lock moment of regulation, front ladder set 6 obtains suitable axial moment and locks fore bearing outer ring, eliminate the drawback precisely do not brought because of bearing (ball) cover processing, extend the service life of bearing, it is ensured that the normal operation of parts.Front oil baffle disc 13 and rear oil baffle disc 17 can effectively prevent the coil of the contaminated with oil mist motor stator 15 that bearing group 9 and rear bearing group 30 come in the past, and mist of oil is thrown away outside motor, thus improve the coil life of motor stator 15.Linear bearing 19 can eliminate the processing fit tolerance of hollow spindle 1 and motor housing 14, and eliminating thermal expansion, to make main shaft elongation cause bearing to bear axial force excessive and the phenomenon of bearing damage occurs.Back stop 23 can be offset and be come from the axial force that main shaft rotation produces, it is suppressed that axial float, makes operating more steady, and simple in construction is reasonable in design, has stronger practicality.
Claims (6)
- null1. a high speed centrifugation motor，Including hollow spindle (1)，Hollow spindle (1) outside arranges motor housing (14)，Motor stator (15) is installed in motor housing (14) inner side，Corresponding motor stator (15) arranges rotor (16) on hollow spindle (1)，The hollow spindle (1) of rotor (16) both sides is upper installs front oil baffle disc (13) and rear oil baffle disc (17)，It is characterized in that: motor housing (14) front end connects front-end bearing pedestal (12)，Hollow spindle (1) in front-end bearing pedestal (12) is upper installs fore bearing group (9)，Outer bearing carrier (18) after the connection of motor housing (14) rear end，Suit linear bearing (19) in rear outer bearing carrier (18)，Inner pedestal (22) after suit in linear bearing (19)，Hollow spindle (1) in rear inner pedestal (22) upper suit rear bearing group (30)，Rear outer bearing carrier (18) rear end seals lid (24) after connecting，Rear sealing arranges back stop (23) between lid (24) and rear inner pedestal (22).
- nullHigh speed centrifugation motor the most according to claim 1，It is characterized in that: described front-end bearing pedestal (12) is fixed by fore bearing outer ring locking nut (8) and fore bearing outer ring clamping screw (5)，Fore bearing group (9) is set in front-end bearing pedestal (12)，Fore bearing group (9) includes two fore bearings (31)，Separated by spacer sleeve (11) in fore bearing outer spacer (10) and fore bearing between two fore bearings (31)，The outer ring of fore bearing group (9) is fastened by fore bearing outer ring clamping screw (5) and bearing outer ring positioning sleeve (7)，The inner ring of fore bearing group (9) passes through front anti-return nut (3)、Front locking nut (4) and front ladder set (6) fastening，Front anti-return nut (3)、Front locking nut (4) and front ladder set (6) are fixed on hollow spindle (1).
- High speed centrifugation motor the most according to claim 1, it is characterized in that: described rear bearing group (30) includes two rear bearings (32), separated by spacer sleeve (21) in rear bearing outer spacer (20) and rear bearing between two rear bearings (32), rear bearing group (30) is fastened by rear anti-return nut (27), rear locking nut (26) and rear ladder set (25), and rear anti-return nut (27), rear locking nut (26) and rear ladder set (25) are fixed on hollow spindle (1).
- High speed centrifugation motor the most according to claim 1, it is characterised in that: described rear sealing lid (24) rear end connects water case assembly (28), and water case assembly (28) rear end connects water inlet tap assembly (29).
- High speed centrifugation motor the most according to claim 1, it is characterised in that: described hollow spindle (1) front end arranges roller headstock (2).
- High speed centrifugation motor the most according to claim 1, it is characterized in that: between described front oil baffle disc (13) and rear oil baffle disc (17) and motor housing (14), there is the gap of 2mm, one end of front oil baffle disc (13) and rear oil baffle disc (17) and the protruding fastening on hollow spindle (1), the other end of front oil baffle disc (13) and rear oil baffle disc (17) fastens with fore bearing group (9) and rear bearing group (30) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620221203.8U CN205429933U (en) | 2016-03-22 | 2016-03-22 | High speed centrifugation motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620221203.8U CN205429933U (en) | 2016-03-22 | 2016-03-22 | High speed centrifugation motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205429933U true CN205429933U (en) | 2016-08-03 |
Family
ID=56547591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620221203.8U Expired - Fee Related CN205429933U (en) | 2016-03-22 | 2016-03-22 | High speed centrifugation motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205429933U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109980840A (en) * | 2017-12-28 | 2019-07-05 | 广东欧珀移动通信有限公司 | It is centrifuged motor, electronic device and the method for adjusting electronic device angle |
| CN109980841A (en) * | 2017-12-28 | 2019-07-05 | 广东欧珀移动通信有限公司 | It is centrifuged motor, electronic device and the method for adjusting electronic device angle |
-
2016
- 2016-03-22 CN CN201620221203.8U patent/CN205429933U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109980840A (en) * | 2017-12-28 | 2019-07-05 | 广东欧珀移动通信有限公司 | It is centrifuged motor, electronic device and the method for adjusting electronic device angle |
| CN109980841A (en) * | 2017-12-28 | 2019-07-05 | 广东欧珀移动通信有限公司 | It is centrifuged motor, electronic device and the method for adjusting electronic device angle |
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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: 20160803 Termination date: 20190322 |