CN104242530A - Oil-lubricating rolling bearing assembly structure of vertical high-thrust motor - Google Patents
Oil-lubricating rolling bearing assembly structure of vertical high-thrust motor Download PDFInfo
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- CN104242530A CN104242530A CN201410539875.9A CN201410539875A CN104242530A CN 104242530 A CN104242530 A CN 104242530A CN 201410539875 A CN201410539875 A CN 201410539875A CN 104242530 A CN104242530 A CN 104242530A
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- Prior art keywords
- thrust
- bearing
- upper bracket
- assembly structure
- oil
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- 238000005096 rolling process Methods 0.000 title claims abstract description 19
- 238000009423 ventilation Methods 0.000 claims abstract description 6
- 238000005461 lubrication Methods 0.000 claims description 16
- 238000009413 insulation Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 abstract description 11
- 230000001050 lubricating effect Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 27
- 238000009434 installation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Motor Or Generator Frames (AREA)
- Mounting Of Bearings Or Others (AREA)
Abstract
The invention relates to vertical high-thrust motors, in particular to an oil-lubricating rolling bearing assembly structure of a vertical high-thrust motor. The oil-lubricating rolling bearing assembly structure comprises an upper rack, a cover plate covers the top of the upper rack, an outer sleeve is arranged on the outer side of the upper rack, a motor rotating shaft is penetratingly arranged at a center of gyration of the upper rack, a mounting seat is fixedly arranged on a baseplate of the upper rack in a manner of surrounding the motor rotating shaft, a bearing sleeve is arranged on the mounting seat, a spherical roller thrust bearing is arranged on an inner ring mounting workstation of the bearing sleeve through a bottom seat ring of the spherical roller thrust bearing, and a thrust head is arranged on the upper-portion shaft diameter of the motor rotating shaft. The oil-lubricating rolling bearing assembly structure is simple in structure and reasonable in design, and oil lubricating and cooling of the bearing are realized through an oil pool of the upper rack; after temperature of oil in the oil pool is increased, heat is transmitted to oil pool cooling ribs, the oil pool cooling ribs are cooled by bearing cooling air, and the bearing cooling air is discharged from a ventilation hole of the cover plate.
Description
Technical field
The present invention relates to vertical high thrust motor, specifically a kind of vertical high thrust dynamo oil lubrication rolling bearing assembly structure.
Background technology
Part vertical machine needs to carry out high thrust operation, and traditional design adopts the vertical thrust slide bearing of integral installation of sliding bearing manufacturer production, its complex structure, parts are numerous, and procurement cycle is long, and standardization level is low, versatility is not strong, and purchase cost is high, and procurement of replacement parts not easily.Spherical roller thrust bearing is rolling bearing, it is standard component, general part, bear axial load ability strong, bearing life is long, all there is production in each rolling bearing producer, and buying is convenient and cost is lower than the vertical thrust slide bearing of integral installation, and dismounting is simple, procurement of replacement parts is easy, facilitates user's later maintenance.Because thrust is large, during employing spherical roller thrust bearing, loss is large, heating is many, adopts grease lubrication effectively can not ensure the lubrication and cooling of bearing, adopt oil lubrication and carry out effective cooling to lubricating oil.
Summary of the invention
The present invention is directed to the problems referred to above, provide a kind of vertical high thrust dynamo oil lubrication rolling bearing assembly structure, the bearing in this assembly structure can realize effectively lubricating and cooling, and working stability is reliable.
According to technical scheme of the present invention: a kind of vertical high thrust dynamo oil lubrication rolling bearing assembly structure, it is characterized in that: comprise upper bracket, described upper bracket top closure has cover plate, upper bracket arranged outside has outer sleeve, the centre of gyration of described upper bracket runs through and is provided with machine shaft, upper bracket base plate is fixedly installed mount pad around described machine shaft, mount pad is provided with bearing holder (housing, cover), spherical roller thrust bearing is arranged at bearing holder (housing, cover) inner ring by seat ring bottom it and installs on station, the machine shaft top diameter of axle is arranged with thrust runner, described thrust runner lower end is supported on the blowout patche of spherical roller thrust bearing top, thrust runner top is provided with the ring key for axial limiting, the cannelure of ring key inner circle side and machine shaft is axially stuck, described upper bracket inner chamber forms oil sump, is provided with oil sump radiating ribs between upper bracket circumferential outer surface and outer sleeve, and ventilation hole is offered in the top on the cover board corresponding to oil sump radiating ribs, described machine shaft is arranged with sleeve, and sleeve lower end is fixed in upper bracket well floor, and sleeve upper end at least extends to spherical roller thrust bearing top position.
As a further improvement on the present invention, described bearing holder (housing, cover) circumferential surface is uniform offers six installing holes, and all arrange a spring in each installing hole, described spring upper end holds out against the seat ring bottom surface in spherical roller thrust bearing.
As a further improvement on the present invention, described outer sleeve top is fastenedly connected on cover plate.
As a further improvement on the present invention, insulation board is provided with between described bearing holder (housing, cover) and mount pad.
As a further improvement on the present invention, described spherical roller thrust bearing is comprise roller and the retainer for fixing roller, and retainer is arranged between seat ring and blowout patche.
As a further improvement on the present invention, electric machine stand is connected with bottom described upper bracket.
As a further improvement on the present invention, described cover plate upper end is connected with cooler wind scooper, and cooler wind scooper is connected with atmospheric communicating pipe.
Technique effect of the present invention is: product structure simple designs of the present invention is reasonable, by the oil sump of upper bracket, oil lubrication and cooling are carried out to bearing, after oil temperature in oil sump raises, temperature passes to oil sump radiating ribs, and by bearing cooling air, oil sump radiating ribs is cooled, cooling air is discharged from the ventilation hole of cover plate.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is further described.
In Fig. 1, comprise spherical roller thrust bearing 1, ring key 2, thrust runner 3, bearing holder (housing, cover) 4, spring 5, upper bracket 6, sleeve 7, machine shaft 8, O RunddichtringO 9, oil sump 10, cover plate 11, outer sleeve 12, oil sump radiating ribs 13, insulation board 14, mount pad 15, electric machine stand 16, cooler wind scooper 17, atmospheric communicating pipe 18, ventilation hole 19, axial force transmission signal 20 etc.
As shown in Figure 1, the present invention is a kind of vertical high thrust dynamo oil lubrication rolling bearing assembly structure, comprise upper bracket 6, described upper bracket 6 top closure has cover plate 11, upper bracket 6 arranged outside has outer sleeve 12, the centre of gyration of described upper bracket 6 runs through and is provided with machine shaft 8, upper bracket 6 base plate is fixedly installed mount pad 15 around described machine shaft 8, mount pad 15 is provided with bearing holder (housing, cover) 4, spherical roller thrust bearing 1 is arranged at bearing holder (housing, cover) 4 inner ring by seat ring bottom it and installs on station, the machine shaft 8 top diameter of axle is arranged with thrust runner 3, described thrust runner 3 lower end is supported on the blowout patche of spherical roller thrust bearing 1 top, thrust runner 3 top is provided with the ring key 2 for axial limiting, the cannelure of ring key 2 inner circle side and machine shaft 8 is axially stuck, described upper bracket 6 inner chamber forms oil sump 10, is provided with oil sump radiating ribs 13 between upper bracket 6 circumferential outer surface and outer sleeve 12, and offers ventilation hole 19 corresponding to above oil sump radiating ribs 13 on cover plate 11, described machine shaft 8 is arranged with sleeve 7, and sleeve 7 lower end is fixed in upper bracket 6 well floor, and sleeve 7 upper end at least extends to spherical roller thrust bearing 1 top position, is provided with O RunddichtringO 9 between sleeve 7 bottom and upper bracket 6 inner chamber base plate.
Described bearing holder (housing, cover) 4 circumferential surface is uniform offers six installing holes, all arranges a spring 5 in each installing hole, and described spring 5 upper end holds out against the seat ring bottom surface in spherical roller thrust bearing 1.
Described outer sleeve 12 top is fastenedly connected on cover plate 11.
Insulation board 14 is provided with between described bearing holder (housing, cover) 4 and mount pad 15.
Described spherical roller thrust bearing 1 is comprise roller and the retainer for fixing roller, and retainer is arranged between seat ring and blowout patche.
Electric machine stand 16 is connected with bottom described upper bracket 6.
Described cover plate 11 upper end is connected with cooler wind scooper 17, and cooler wind scooper 17 is connected with atmospheric communicating pipe 18.
The blowout patche on spherical roller thrust bearing 1 top in the present invention, roller, retainer are integral type, separable with the seat ring of bottom, blowout patche, roller, retainer are installed on thrust runner, interference fit, seat ring is installed on bearing holder (housing, cover) 4, this bearing is standard component, general part, and bear axial load ability by force, bearing life is long, all there is production in each rolling bearing producer, and buying is convenient.Ring key 2, for axial limiting, is a point half structure, puts together on thrust runner 3 top, and the cannelure of inner circle side and machine shaft 8 is axially stuck.Thrust runner 3 and machine shaft 8 hot jacket.Bearing holder (housing, cover) 4 is with thermometer hole, bearing temperature can be measured by installing bearing temperature measuring equipment, the bearing holder (housing, cover) 4 of spherical roller thrust bearing 1 bottom is drilled with spring 5 installing hole, 6 uniform installations of spring 5, bearing holder (housing, cover) 4 lower bands insulation board, block shaft current loop, prevent shaft current from causing galvano-cautery to spherical roller thrust bearing 1.Spring 5 adopts high-strength material to make, be arranged in the hole of bearing holder (housing, cover) 4 below spherical roller thrust bearing 1, effect is to bearing pre-tightened, spherical roller thrust bearing 1 is separable structure, during normal operation, it is in place, in particular cases have little may be separated to this bearing during lifting force, can not normally run, now spring 5 upwards pushes up, and keeps this bearing to run as a whole.Upper bracket 6 is weldment, and bearing holder (housing, cover) 4 is arranged on wherein, when motor runs upper bracket 6 oil sump in fill the oil of certain capacity, oil sump exterior periphery direction is welded with the radiating ribs of some.Sleeve 7 and upper bracket 6 are closing, and upper bracket 6 processes cannelure above, and O RunddichtringO 9 is loaded on wherein, ensures sealing, prevent the oil in upper bracket 6 oil sump from flowing into motor internal from this faying face, avoid the winding polluting, damage motor internal.
As shown in Figure 1, operationally, the process of axial force transmission signal 20 is as follows: high thrust → shaft coupling → machine shaft 8 → ring key 2 → thrust runner 3 → spherical roller thrust bearing 1 → bearing holder (housing, cover) 4 → upper bracket 6 → electric machine stand 16 of water pump, ensure the strength and stiffness of the parts such as thrust runner, upper bracket, electric machine stand during design, and cool muscle by weldering around upper bracket oil sump, utilize the mode of cooler fan exhausting cold oil pool surface and radiating ribs to ensure bearing reliability service.
Claims (7)
1. a vertical high thrust dynamo oil lubrication rolling bearing assembly structure, it is characterized in that: comprise upper bracket (6), described upper bracket (6) top closure has cover plate (11), upper bracket (6) arranged outside has outer sleeve (12), the centre of gyration of described upper bracket (6) runs through and is provided with machine shaft (8), upper bracket (6) base plate is fixedly installed mount pad (15) around described machine shaft (8), mount pad (15) is provided with bearing holder (housing, cover) (4), spherical roller thrust bearing (1) is arranged at bearing holder (housing, cover) (4) inner ring by seat ring bottom it and installs on station, machine shaft (8) the top diameter of axle is arranged with thrust runner (3), described thrust runner (3) lower end is supported on the blowout patche of spherical roller thrust bearing (1) top, thrust runner (3) top is provided with the ring key (2) for axial limiting, the cannelure of ring key (2) inner circle side and machine shaft (8) is axially stuck, described upper bracket (6) inner chamber forms oil sump (10), between upper bracket (6) circumferential outer surface and outer sleeve (12), be provided with oil sump radiating ribs (13), and offer ventilation hole (19) in the upper top corresponding to oil sump radiating ribs (13) of cover plate (11), described machine shaft (8) is arranged with sleeve (7), sleeve (7) lower end is fixed in upper bracket (6) well floor, and sleeve (7) upper end at least extends to spherical roller thrust bearing (1) top position.
2. according to vertical high thrust dynamo oil lubrication rolling bearing assembly structure according to claim 1, it is characterized in that: described bearing holder (housing, cover) (4) circumferential surface is uniform offers six installing holes, all arrange a spring (5) in each installing hole, described spring (5) upper end holds out against the seat ring bottom surface in spherical roller thrust bearing (1).
3., according to vertical high thrust dynamo oil lubrication rolling bearing assembly structure according to claim 1, it is characterized in that: described outer sleeve (12) top is fastenedly connected on cover plate (11).
4., according to vertical high thrust dynamo oil lubrication rolling bearing assembly structure according to claim 1, it is characterized in that: between described bearing holder (housing, cover) (4) and mount pad (15), be provided with insulation board (14).
5., according to vertical high thrust dynamo oil lubrication rolling bearing assembly structure according to claim 1, it is characterized in that: described spherical roller thrust bearing (1) is comprise roller and the retainer for fixing roller, and retainer is arranged between seat ring and blowout patche.
6., according to vertical high thrust dynamo oil lubrication rolling bearing assembly structure according to claim 1, it is characterized in that: described upper bracket (6) bottom is connected with electric machine stand (16).
7., according to vertical high thrust dynamo oil lubrication rolling bearing assembly structure according to claim 1, it is characterized in that: described cover plate (11) upper end is connected with cooler wind scooper (17), cooler wind scooper (17) is connected with atmospheric communicating pipe (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410539875.9A CN104242530A (en) | 2014-10-13 | 2014-10-13 | Oil-lubricating rolling bearing assembly structure of vertical high-thrust motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410539875.9A CN104242530A (en) | 2014-10-13 | 2014-10-13 | Oil-lubricating rolling bearing assembly structure of vertical high-thrust motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104242530A true CN104242530A (en) | 2014-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410539875.9A Pending CN104242530A (en) | 2014-10-13 | 2014-10-13 | Oil-lubricating rolling bearing assembly structure of vertical high-thrust motor |
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| CN (1) | CN104242530A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107769454A (en) * | 2017-12-04 | 2018-03-06 | 江苏航天动力机电有限公司 | New vertical machine thrust and guide bearing assembling structure |
| US11794362B2 (en) | 2020-01-23 | 2023-10-24 | Braun Gmbh | Electric beard trimmer |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3751699A (en) * | 1972-04-25 | 1973-08-07 | Gen Electric | Gas filled vertical dynamoelectric machine |
| JPS60245442A (en) * | 1984-05-18 | 1985-12-05 | Hitachi Ltd | Ball-and-roller bearing device for vertical type motor |
| JPH09308182A (en) * | 1996-05-15 | 1997-11-28 | Toshiba Corp | Bearing for vertical shaft type rotating electric machine |
| JP2004088875A (en) * | 2002-08-26 | 2004-03-18 | Tma Electric Corp | Bearing device of vertical rotating electric machine |
| CN101383537A (en) * | 2008-10-24 | 2009-03-11 | 大连电机集团有限公司 | Oil bath type lubricating device for motor with large axial load |
| CN201323490Y (en) * | 2008-12-23 | 2009-10-07 | 上海上电电机有限公司 | Bearing insulation structure capable of preventing bearing from being damaged by shaft electrical current |
| CN201450390U (en) * | 2009-07-02 | 2010-05-05 | 无锡市中达电机有限公司 | Vertical motor bearing device |
| CN203691112U (en) * | 2013-12-05 | 2014-07-02 | 上海电科节能科技有限公司 | Oil leakage preventing device for vertical high-pressure motor oil chamber |
-
2014
- 2014-10-13 CN CN201410539875.9A patent/CN104242530A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3751699A (en) * | 1972-04-25 | 1973-08-07 | Gen Electric | Gas filled vertical dynamoelectric machine |
| JPS60245442A (en) * | 1984-05-18 | 1985-12-05 | Hitachi Ltd | Ball-and-roller bearing device for vertical type motor |
| JPH09308182A (en) * | 1996-05-15 | 1997-11-28 | Toshiba Corp | Bearing for vertical shaft type rotating electric machine |
| JP2004088875A (en) * | 2002-08-26 | 2004-03-18 | Tma Electric Corp | Bearing device of vertical rotating electric machine |
| CN101383537A (en) * | 2008-10-24 | 2009-03-11 | 大连电机集团有限公司 | Oil bath type lubricating device for motor with large axial load |
| CN201323490Y (en) * | 2008-12-23 | 2009-10-07 | 上海上电电机有限公司 | Bearing insulation structure capable of preventing bearing from being damaged by shaft electrical current |
| CN201450390U (en) * | 2009-07-02 | 2010-05-05 | 无锡市中达电机有限公司 | Vertical motor bearing device |
| CN203691112U (en) * | 2013-12-05 | 2014-07-02 | 上海电科节能科技有限公司 | Oil leakage preventing device for vertical high-pressure motor oil chamber |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107769454A (en) * | 2017-12-04 | 2018-03-06 | 江苏航天动力机电有限公司 | New vertical machine thrust and guide bearing assembling structure |
| CN107769454B (en) * | 2017-12-04 | 2024-03-15 | 江苏航天动力机电有限公司 | Thrust and guide bearing assembly structure of vertical motor |
| US11794362B2 (en) | 2020-01-23 | 2023-10-24 | Braun Gmbh | Electric beard trimmer |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20141224 |