CN109578509A - A kind of bearing arrangement - Google Patents
A kind of bearing arrangement Download PDFInfo
- Publication number
- CN109578509A CN109578509A CN201811520982.1A CN201811520982A CN109578509A CN 109578509 A CN109578509 A CN 109578509A CN 201811520982 A CN201811520982 A CN 201811520982A CN 109578509 A CN109578509 A CN 109578509A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- bearing
- shock
- cartridge housing
- reducing
- Prior art date
Links
- 239000007921 sprays Substances 0.000 claims description 20
- 239000003921 oils Substances 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 12
- 239000000446 fuels Substances 0.000 claims description 11
- 238000004891 communication Methods 0.000 claims description 6
- 238000002955 isolation Methods 0.000 claims description 4
- 238000005461 lubrication Methods 0.000 claims description 3
- 239000011257 shell materials Substances 0.000 claims 1
- 238000005516 engineering processes Methods 0.000 abstract description 3
- 238000000034 methods Methods 0.000 description 3
- 240000006918 Orchis Species 0.000 description 1
- 239000000203 mixtures Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reactions Methods 0.000 description 1
- 239000011049 pearl Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000001360 synchronised Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
- F16F15/12—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
- F16F15/1207—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon characterised by the supporting arrangement of the damper unit
- F16F15/1208—Bearing arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/08—Rigid support of bearing units; Housings, e.g. caps, covers for spindles
- F16C35/12—Rigid support of bearing units; Housings, e.g. caps, covers for spindles with ball or roller bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
Abstract
Description
Technical field
The invention belongs to field of electromechanical technology, and in particular to a kind of bearing arrangement.
Background technique
In the prior art, rotor shadow of the synchronous exciter caused by the amount of unbalance because of rotor to rotor oscillation at work Sound is very big, although reducing amount of unbalance can reduce the amplitude of rotor, at work, the degree of balance of rotor is with using the time Extend, the factors such as thermal flexure will keep the influence of amount of unbalance violent, and supporting system improves the sensibility of amount of unbalance, reliability Decline.
Summary of the invention
In view of this, the present invention is directed to propose a kind of bearing arrangement, is propped up using shock-reducing sleeve and elasticity is installed additional in cartridge housing The method of support reduces rotor to the sensibility of amount of unbalance, improves reliability.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
A kind of bearing arrangement, including axis, left bearing, right bearing, cartridge housing, shock-reducing sleeve, intermediate sleeve structure, inner sleeve, The cartridge housing and shock-reducing sleeve are cylindrical structure, and the shock-reducing sleeve is located at coaxial arrangement in the cartridge housing；The vibration damping The left and right ends of set pass through left bearing respectively, right bearing is sleeved on axis, between the left bearing and right bearing in coaxial arrangement Between tube-in-tube structure and inner sleeve；
The middle position of the cartridge housing is equipped with cartridge housing fuel feed hole, is equipped with oil duct in the shock-reducing sleeve, the oil duct Middle position be provided with the connection of cartridge housing fuel feed hole upwards with shock-reducing sleeve fuel feed hole, the lower section two sides of the oil duct are equipped with difference The left oilhole and right oilhole of lubrication are provided for left bearing, right bearing.
Further, the intermediate sleeve structure includes setting gradually left sleeve, spacer sleeve and right sleeve, the left axle It holds, left sleeve, spacer sleeve, right sleeve, be in close contact between right bearing, have spring in the spacer sleeve, the spring connects institute State left sleeve and the right sleeve.
Further, there is left spray orifice on the left sleeve, the export direction of the left spray orifice is directed toward the rolling of the left bearing Pearl；There is right spray orifice on the right sleeve, the export direction of the right spray orifice is directed toward the ball of the right bearing；The left oilhole With the inlet communication of the left spray orifice；The inlet communication of the right oilhole and the right spray orifice.
Further, there is flange in the side of the cartridge housing, and other side has block machine, and the side of the shock-reducing sleeve is equipped with method There are step cutting pattern in orchid, the other side；The step cutting pattern of the shock-reducing sleeve is stuck in the block machine；The flange and vibration damping of the cartridge housing The flange of set is bolted to connection.
Further, the left bearing is angular contact bearing, and opening is to the left；The right bearing is angular contact bearing, Opening is to the right.
Further, between the shock-reducing sleeve and the cartridge housing be equipped with left sealing ring and right sealing ring, left sealing ring and Right sealing ring is separately positioned in the slot inside both ends of the cartridge housing.
Further, there are vibration isolation slot in the flange of the shock-reducing sleeve and the junction of outer circle.
Compared with the existing technology, present invention has the advantage that
(1) present invention reduces rotor to imbalance using the method for installing shock-reducing sleeve and resilient support additional in cartridge housing The sensibility of amount, improves reliability.
(2) the configuration of the present invention is simple, it is easy to accomplish.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide further understanding of the present invention, schematic reality of the invention It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is a kind of diagrammatic cross-section of bearing arrangement described in the embodiment of the present invention；
Description of symbols:
1- axis, 2- left bearing, 3- technique is stifled, 4- vibration isolation slot, 5- bolt, the left sealing ring of 6-, 7- cartridge housing, 8- shock-reducing sleeve, The left oilhole of 9-, the left spray orifice of 10-, 11- left sleeve, 12- oil duct, 13- cartridge housing fuel feed hole, 14- shock-reducing sleeve fuel feed hole, the interval 15- Set, 16- spring, the right sleeve of 17-, the right oilhole of 18-, the right spray orifice of 19-, 20- block machine, 21- inner sleeve, 22- right bearing, the right side 23- are close Seal.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase Mutually combination.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
A kind of bearing arrangement, as described in Figure 1, including axis 1, left bearing 2, right bearing 22, cartridge housing 7, shock-reducing sleeve 8, centre Tube-in-tube structure, inner sleeve 21；
The cartridge housing 7 and shock-reducing sleeve 8 are cylindrical structure, and the shock-reducing sleeve 8, which is located in the cartridge housing 7, coaxially to be set It sets；The left and right ends of the shock-reducing sleeve 8 pass through left bearing 2 respectively, right bearing 22 is sleeved on axis 1, the left bearing 2 and right axle It holds and is coaxially disposed intermediate sleeve structure and inner sleeve 21 between 22；
The middle position of the cartridge housing 7 is equipped with cartridge housing fuel feed hole 13, and oil duct 12 is equipped in the shock-reducing sleeve 8, described The left end of oil duct 12 is blocked up 3 by technique and is shut, and the middle position of the oil duct 12 is provided with the connection of cartridge housing fuel feed hole 13 upwards With shock-reducing sleeve fuel feed hole 14, the lower section two sides of the oil duct 12 are equipped with respectively left bearing 2, right bearing 22 and provide the left oil of lubrication Hole 9 and right oilhole 18.
The intermediate sleeve structure includes left sleeve 11, spacer sleeve 15 and right sleeve 17, the inner ring right side of the left bearing 2 The left side of inner sleeve 21 is connected, the right side of the inner sleeve 21 connects the right bearing 22；It is the inner ring of the left bearing 2, described The interior garden of inner sleeve 21, the inner ring of the right bearing 22 connect the axis 1 jointly；The left bearing 2, left sleeve 11, spacer sleeve 15, it is in close contact between right sleeve 17, right bearing 22.
There is left spray orifice 10 on the left sleeve 11, the export direction of the left spray orifice 10 is directed toward the ball of the left bearing 2； There is right spray orifice 19 on the right sleeve 17, the export direction of the right spray orifice 19 is directed toward the ball of the right bearing 22；It is described The inlet communication of left oilhole 9 and the left spray orifice 10；The inlet communication of the right oilhole 18 and the right spray orifice 19.
There is spring 16 in the spacer sleeve 15, the spring 16 connects the left sleeve 11 and the right sleeve 17.
There is flange in the side of the cartridge housing 7, and other side has block machine 20, and the side of the shock-reducing sleeve 8 is equipped with flange, separately There is step cutting pattern in side；The step cutting pattern of the shock-reducing sleeve 8 is stuck in the block machine 20；The flange and vibration damping of the cartridge housing 7 The flange of set 8 is bolted to connection.
The left bearing 2 is angular contact bearing, and opening is to the left；The right bearing 22 be angular contact bearing, be open to It is right.
Left sealing ring 6 and right sealing ring 23 are equipped between the shock-reducing sleeve 8 and the cartridge housing 7, left sealing ring 6 and the right side are close Seal 23 is separately positioned in the slot at the inside both ends of the cartridge housing 7.
The flange of shock-reducing sleeve 8 and the junction of outer circle has vibration isolation slot 4.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811520982.1A CN109578509A (en) | 2018-12-12 | 2018-12-12 | A kind of bearing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811520982.1A CN109578509A (en) | 2018-12-12 | 2018-12-12 | A kind of bearing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109578509A true CN109578509A (en) | 2019-04-05 |
Family
ID=65927991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811520982.1A CN109578509A (en) | 2018-12-12 | 2018-12-12 | A kind of bearing arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109578509A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110762127A (en) * | 2019-10-24 | 2020-02-07 | 上海裕达实业有限公司 | Bearing support vibration reduction structure suitable for molecular pump |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107060910A (en) * | 2017-03-24 | 2017-08-18 | 中国北方发动机研究所(天津) | A kind of arrangement of turbo-charger shaft module |
| CN107635853A (en) * | 2015-05-07 | 2018-01-26 | 罗伯特博世汽车转向有限公司 | For the bearing arrangement supported to steering spindle |
| CN108006182A (en) * | 2017-12-28 | 2018-05-08 | 洛阳众悦精密轴承有限公司 | A kind of bearing support assembly for ball-screw |
| CN108167219A (en) * | 2017-11-21 | 2018-06-15 | 上海裕达实业有限公司 | A kind of high speed shafting structure of grease lubrication molecular pump |
-
2018
- 2018-12-12 CN CN201811520982.1A patent/CN109578509A/en active Search and Examination
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107635853A (en) * | 2015-05-07 | 2018-01-26 | 罗伯特博世汽车转向有限公司 | For the bearing arrangement supported to steering spindle |
| CN107060910A (en) * | 2017-03-24 | 2017-08-18 | 中国北方发动机研究所(天津) | A kind of arrangement of turbo-charger shaft module |
| CN108167219A (en) * | 2017-11-21 | 2018-06-15 | 上海裕达实业有限公司 | A kind of high speed shafting structure of grease lubrication molecular pump |
| CN108006182A (en) * | 2017-12-28 | 2018-05-08 | 洛阳众悦精密轴承有限公司 | A kind of bearing support assembly for ball-screw |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110762127A (en) * | 2019-10-24 | 2020-02-07 | 上海裕达实业有限公司 | Bearing support vibration reduction structure suitable for molecular pump |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US2349187A (en) | Vibration dampener | |
| CN106455701B (en) | A kind of battery rod and electronic cigarette | |
| JP4582471B2 (en) | Turbine frame assembly | |
| CN100430147C (en) | Spray gun with improved needle type cut-off valve sealing device | |
| JP4436504B2 (en) | Fan decoupler device for gas turbine engine | |
| US4055966A (en) | Torque transmission coupling | |
| US4440456A (en) | Squeeze film bearing mount | |
| US7493771B2 (en) | Methods and apparatuses for assembling a gas turbine engine | |
| US20040219009A1 (en) | Turbomachine with cooled ring segments | |
| US6009983A (en) | Method and apparatus for improved vibration isolation | |
| US20060231785A1 (en) | Valve for controlling a fluid | |
| US8919134B2 (en) | Intershaft seal with support linkage | |
| US10107378B2 (en) | Systems and methods for a gas turbine engine with combined multi-directional gearbox deflection limiters and dampers | |
| JP5969319B2 (en) | Annular bearing support damper, gas turbine engine including the same, and manufacturing method thereof | |
| EP0109346A2 (en) | Viscous damper with rotor centering means | |
| CN103245138A (en) | Expansion valve | |
| RU2361091C2 (en) | Coupling device for making connection between turbomachine nozzle and supply chamber for supply of cooling fluid medium to injectors | |
| CA2761998A1 (en) | Improved bearing chamber pressurization system | |
| US8272786B2 (en) | Vibration isolation mounting assembly | |
| CN102046921B (en) | Annular flange for attaching a rotor or stator element | |
| CN101220757A (en) | Steam turbine | |
| KR100717612B1 (en) | Device for spraying a coating product and spraying rotary element for same | |
| RU2606462C2 (en) | Gas turbine engine support post assembly | |
| CN103047290B (en) | Cone-shaped friction-free rotary air supply air floatation device | |
| US20100207007A1 (en) | Vibration isolation mounting assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |