CN204152959U - With the semi-open type aligning slide bearing of damping device - Google Patents
With the semi-open type aligning slide bearing of damping device Download PDFInfo
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- CN204152959U CN204152959U CN201420482470.1U CN201420482470U CN204152959U CN 204152959 U CN204152959 U CN 204152959U CN 201420482470 U CN201420482470 U CN 201420482470U CN 204152959 U CN204152959 U CN 204152959U
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Abstract
The utility model relates to a kind of semi-open type aligning slide bearing with damping device, comprise bearing support, described bearing support is provided with main axle bush, the top of described bearing support is provided with damper, described damper casing is provided with adjustable for height slide plate, described slide plate is positioned at the top of described compression bearing shell, and described pressing between bearing shell is provided with pre-pressing spring, described main axle bush is combination bearing shell, by outer bearing shell, middle axle bush and interior bearing shell composition, in described interior bearing shell, outer surface is cylndrical surface, the internal surface of described middle axle bush is the cylndrical surface coordinated with described interior bearing shell outer surface, outer surface is the sphere coordinated with the internal surface of described outer bearing shell, the internal surface of described outer bearing shell is sphere, outer surface is cylndrical surface, the lower surface of described compression bearing shell is cylndrical surface.The sliding bearing that the utility model low coefficient of friction, high-mechanic, high temperature resistant, no-load are impacted, is particularly useful as the large-scale self oiling bearing of petrochemical industry, field of wind power generation.
Description
Technical field
The utility model relates to a kind of semi-open type aligning slide bearing with damping device, be mainly used in that load in petrochemical industry is high, rotating speed is low, cannot the occasion of internal lubrication, be specially adapted on the large-scale self oiling bearing of petrochemical industry, field of wind power generation.
Background technique
At present, in the mechanical transmission of petrochemical industry, wind-power electricity generation, food processing, Yin Gaowen, high load or because of reasons such as dielectric clean, its bearing has to adopt sliding bearing.General self oiling bearing is under various harsh load, very easily occur that wearing layer comes off, bearing wear, as patent: lubricate-free sphere sliding bearing (patent No.: ZL 200620036377.3) adopts teflon bed course to carry out selflubricating, but this form is only applicable to normal temperature working state, be not suitable for the high temperature of more than 200 DEG C.
In addition, because working shaft carrying always there will be certain bending, especially for the mixing plant that axial length is larger, axle is producing corner because of bending with bearing touch position, is produces certain wearing and tearing to working shaft, sliding bearing.In order to realize the object of aligning, inside and outside bearing shell can be designed to sphere-contact by general sliding bearing usually, in order to realize assembling, usually outer bearing shell is designed to two lobe docking.As patent: (application number: 201220103851.5), is designed to two to spherical aligning self-lubricating plain bearing by bearing outside, rely on outer shroud fixedly to connect together.But this design is Split type structure due to overcoat, have impact on the one hand the bearing capacity of bearing, require very high to the processing of bearing, assembly precision on the other hand, otherwise, therefore can affect the working life of bearing.
For large-scale semicircle sliding bearing, due to load weight, working shaft and bearing inner surface frictional force are comparatively large, very easily occur that working shaft is along sliding bearing internal surface climbing phenomenon, slides onto minimum point again subsequently under heavy load effect in actual mechanical process; Working shaft starts second time climbing process subsequently.In whole using process, the periodic cycle that working shaft is in climbing always, slippage falls after rise, climbs, easily impact load to bearing, there is vibration and noise in the lighter, severe one causes bearing damage.Model utility content
Summary of the invention
In order to overcome the above-mentioned defect of prior art, the utility model provides a kind of semi-open type aligning slide bearing with damping device, and this sliding bearing friction factor is low, it is high, high temperature resistant to carry, no-load impacts.
The technological scheme that the utility model adopts:
A kind of semi-open type aligning slide bearing with damping device, comprise bearing support, described bearing support is provided with main axle bush, the top of described bearing support is provided with damper, described damper is provided with and is positioned at compression bearing shell above described main axle bush and relative with described main axle bush, described compression bearing shell is flexibly connected in the mode allowing it to move up and down with the casing of described damper, described damper casing is provided with adjustable for height slide plate, described slide plate is positioned at the top of described compression bearing shell, and described pressing between bearing shell is provided with pre-pressing spring.
Preferably, described main axle bush is combination bearing shell, be made up of outer bearing shell, middle axle bush and interior bearing shell, described outer bearing shell, middle axle bush and interior bearing shell are semi-open type structure, and the inside and outside surface of described interior bearing shell is cylndrical surface, and the internal surface of described middle axle bush is the cylndrical surface coordinated with described interior bearing shell outer surface, outer surface is the sphere coordinated with the internal surface of described outer bearing shell, the internal surface of described outer bearing shell is sphere, and outer surface is cylndrical surface, and the lower surface of described compression bearing shell is cylndrical surface.
Preferably, described interior bearing shell is evenly distributed with the through hole perpendicular to this internal surface, in described through hole, fills up solid lubricant, described middle outer bushing surface is uniformly distributed and perpendicular to the counterbore of this outer surface, in described counterbore, fills up solid lubricant.
Preferably, the solid lubricant be filled in the through hole on described interior bearing shell exceeds described interior bearing shell surface 0.3-0.7mm, the solid lubricant be filled in the counterbore that described jack shaft is lining with exceeds described middle axle bush respective surfaces 0.3-0.7mm, and described solid lubricant is hexagonal boron nitride solid lubricant.
Preferably, the both sides end face of described bearing support is equipped with horizontal cylinder groove, the two ends, left and right of described outer bearing shell, middle axle bush and interior bearing shell are also equipped with corresponding cylinder groove, the left and right sides end face of described bearing support is separately installed with the positioning shaft of horizontal expansion, described left and right two positioning shafts are pressed on the corresponding cylinder groove at the two ends of bearing support side end face described in corresponding side and described outer bearing shell, middle axle bush and interior bearing shell respectively, realize the location to described outer bearing shell, middle axle bush and interior bearing shell thus.
Preferably, the casing of described damper is fixedly connected with described bearing support by the fastener rings of arc, the two ends, left and right of described fastener rings are fixedly connected in the arranged on left and right sides of described bearing support, and described damper casing is fixedly connected on the central highest point of described fastener rings.
Preferably, the left and right sides of the casing of described damper is equipped with side plate, to be its left and right sides be slidably connected respectively at the left side plate of described damper casing and be provided with the guide structure limiting it and can only slide up and down for the movable connection method of described compression bearing shell and described damper, and the two ends, left and right of described slide plate and the left side plate of described damper casing are slidably connected and are provided with the guide structure limiting it and can only slide up and down.
Preferably, the top of described damper casing is provided with cover plate, and described cover plate is connected with adjusting bolt, and the quantity of described adjusting bolt is 2, the lower end of described adjusting bolt contacts with the upper surface of described slide plate or is rotatably connected, and described adjusting bolt is provided with locking nut.
Preferably, the corner place of described bearing support is equipped with the jackscrew for finely tuning location.
Preferably, the lower surface of described compression bearing shell is provided with and is uniformly distributed and perpendicular to the counterbore of this lower surface, fills up solid lubricant in described counterbore.
The beneficial effects of the utility model: by damper adjusting bolt can damping adjusting device to the pretightening force of working shaft, both ensured that working shaft can not produce phenomenon of significantly climbing, the wearing and tearing of sliding bearing can not have been caused again because impacting force is excessive;
In the middle of three layers of semi-open type sliding bearing, between axle bush and outer bearing shell, surface of contact adopts spherical aligning structure, can adapt to the normal deflection that working shaft produces because of bending under running conditions;
In three layers of semi-open type sliding bearing, bearing shell, middle axle bush, outer bearing shell are semi-open type structure, need not distinguish, are conducive to bearing heavy duty, are easy to assembling simultaneously and change;
In sliding bearing, hexagonal boron nitride solid lubricant all inlayed by bearing shell, middle axle bush and damper compression bearing shell, there will not be lubricating layer and bond matrix problem loosely, has the feature of high temperature resistant, low surface friction drag.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model main axle bush schematic diagram;
Fig. 3 is the utility model damper schematic diagram;
Fig. 4 is the utility model bearing support schematic diagram.
Embodiment
As shown in Figure 1, the semi-open type aligning slide bearing of band damping device described in the utility model, comprises jackscrew 1001, bearing support 1002, fixing bolt 1003, fastener rings 1004, damper 1005, main axle bush 1006, positioning shaft 1007 and fixing bolt 1008.
As shown in Figure 2, the semi-open type aligning slide bearing of band damping device described in the utility model, its main axle bush 1006 comprises outer bearing shell 2001, middle axle bush 2002 and interior bearing shell 2003, interior bearing shell 2003 is semi-open type structure, inside and outside surface is cylndrical surface, arrange on the surface and to be uniformly distributed and perpendicular to the through hole of internal surface, and fill up hexagonal boron nitride solid lubricant in hole, solid lubricant exceeds surperficial 0.5mm; Middle axle bush 2002 is semi-open type structure, and internal surface is cylndrical surface, and outer surface is sphere, outer surface is uniformly distributed and perpendicular to the counterbore of outer surface, and fills up hexagonal boron nitride solid lubricant in hole, and solid lubricant exceeds surperficial 0.5mm; Outer bearing shell 2001 is semi-open type structure, and internal surface is sphere, and outer surface is cylndrical surface.
As shown in Figure 3, the semi-open type aligning slide bearing of band damping device described in the utility model, its damper 1005 comprises an opening casing 3002, slide plate 3005 is installed in casing 3002 and compresses bearing shell 3001, therebetween arrange helical spring 3006, the adjusting bolt 3003 that casing 3002 cover plate is arranged also is furnished with locking nut 3004.
Specific implementation process of the present utility model is as follows:
The semi-open type aligning slide bearing of band damping device described in the utility model, utilizes positioning shaft 1007 to be positioned in bearing support 1002 by main axle bush 1006, and utilizes fixing bolt 1008 to fix.Be sphere-contact and middle axle bush 2002 outer surface is inlaid with solid lubricant between the middle axle bush of main axle bush 1,006 2002 and outer bearing shell 2001, self-aligning effect can be played; Solid lubricant inlaid on interior bearing shell 2003, can reduce the frictional force between working shaft and bearing shell, extends bearing working life.Meanwhile, outer bearing shell 2001, middle axle bush 2002 and interior bearing shell 2003 are semi-open type structure, can be shaped by overall processing, while proof strength, are easy to assembling and change.
The semi-open type aligning slide bearing of band damping device described in the utility model, utilizes fastener rings 1004 to be positioned on bearing support 1002 by damper 1005, and utilizes fixing bolt 1003 to fix.Damper 1005 promotes slide plate 3005 extrusion spiral spring 3006 by adjusting bolt 3003, and helical spring 3006 and then promotion compress bearing shell 3001 makes it push down working shaft.By regulating, after obtaining rational pre-pressing force, locking nut 3004 just can be utilized locked for adjusting bolt 3003, prevent it from reversing.When operated, working shaft because of friction relative sliding bearing produce climbing phenomenon time, compression bearing shell 3001 must be caused to rise, now helical spring 3006 can produce a power larger than pretightening force because being subject to secondary compression to compressing bearing shell 3001, form damping function, hinder the climbing of working shaft, stop working shaft because of the impact of climbing falling to sliding bearing, meanwhile, vibration and the noise of working shaft is reduced.
As shown in Figure 1 and Figure 4, the semi-open type aligning slide bearing of band damping device described in the utility model, its bearing support 1002 arranges jackscrew 1001, arranges slotted hole bearing support 1,002 four jiaos, conveniently carry out fine setting location, ensure the coaxality of main axle bush 1006 and working shaft.
Claims (10)
1. the semi-open type aligning slide bearing with damping device, comprise bearing support, described bearing support is provided with main axle bush, it is characterized in that the top of described bearing support is provided with damper, described damper is provided with and is positioned at compression bearing shell above described main axle bush and relative with described main axle bush, described compression bearing shell is flexibly connected in the mode allowing it to move up and down with the casing of described damper, described damper casing is provided with adjustable for height slide plate, described slide plate is positioned at the top of described compression bearing shell, and is provided with pre-pressing spring between described compression bearing shell.
2. the semi-open type aligning slide bearing of band damping device as claimed in claim 1, it is characterized in that described main axle bush is for combination bearing shell, by outer bearing shell, middle axle bush and interior bearing shell composition, described outer bearing shell, middle axle bush and interior bearing shell are semi-open type structure, in described interior bearing shell, outer surface is cylndrical surface, the internal surface of described middle axle bush is the cylndrical surface coordinated with described interior bearing shell outer surface, outer surface is the sphere coordinated with the internal surface of described outer bearing shell, the internal surface of described outer bearing shell is sphere, outer surface is cylndrical surface, the lower surface of described compression bearing shell is cylndrical surface.
3. the semi-open type aligning slide bearing of band damping device as claimed in claim 2, it is characterized in that the through hole described interior bearing shell is evenly distributed with perpendicular to this internal surface, solid lubricant is filled up in described through hole, described middle outer bushing surface is uniformly distributed and perpendicular to the counterbore of this outer surface, in described counterbore, fills up solid lubricant.
4. the semi-open type aligning slide bearing of band damping device as claimed in claim 3, it is characterized in that the solid lubricant be filled in the through hole on described interior bearing shell exceeds described interior bearing shell surface 0.3-0.7mm, the solid lubricant be filled in the counterbore that described jack shaft is lining with exceeds described middle axle bush respective surfaces 0.3-0.7mm, and described solid lubricant is hexagonal boron nitride solid lubricant.
5. the semi-open type aligning slide bearing of band damping device as claimed in claim 4, the both sides end face that it is characterized in that described bearing support is equipped with horizontal cylinder groove, described outer bearing shell, the two ends, left and right of middle axle bush and interior bearing shell are also equipped with corresponding cylinder groove, the left and right sides end face of described bearing support is separately installed with the positioning shaft of horizontal expansion, a described left side, right two positioning shafts are pressed in bearing support side end face described in corresponding side and described outer bearing shell respectively, on the corresponding cylinder groove at the two ends of middle axle bush and interior bearing shell, realize described outer bearing shell thus, the location of middle axle bush and interior bearing shell, the means of fixation of described positioning shaft on described bearing support side end face is be fixed by screw in the cylindrical groove of described bearing support corresponding end-faces.
6. the semi-open type aligning slide bearing of the band damping device as described in claim 1,2,3,4 or 5, it is characterized in that the casing of described damper is fixedly connected with described bearing support by the fastener rings of arc, the two ends, left and right of described fastener rings are fixedly connected in the arranged on left and right sides of described bearing support, and described damper casing is fixedly connected on the central highest point of described fastener rings.
7. the semi-open type aligning slide bearing of band damping device as claimed in claim 6, it is characterized in that the left and right sides of the casing of described damper is equipped with side plate, to be its left and right sides be slidably connected respectively at the left side plate of described damper casing and be provided with the guide structure limiting it and can only slide up and down for the movable connection method of described compression bearing shell and described damper, and the two ends, left and right of described slide plate and the left side plate of described damper casing are slidably connected and are provided with the guide structure limiting it and can only slide up and down.
8. the semi-open type aligning slide bearing of band damping device as claimed in claim 7, it is characterized in that the top of described damper casing is provided with cover plate, described cover plate is connected with adjusting bolt, the quantity of described adjusting bolt is 2, the lower end of described adjusting bolt contacts with the upper surface of described slide plate or is rotatably connected, and described adjusting bolt is provided with locking nut.
9. the semi-open type aligning slide bearing of band damping device as claimed in claim 8, is characterized in that the corner place of described bearing support is equipped with the jackscrew for finely tuning location.
10. the semi-open type aligning slide bearing of band damping device as claimed in claim 9, is characterized in that the lower surface of described compression bearing shell is provided with and is uniformly distributed and perpendicular to the counterbore of this lower surface, fills up solid lubricant in described counterbore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420482470.1U CN204152959U (en) | 2014-08-25 | 2014-08-25 | With the semi-open type aligning slide bearing of damping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420482470.1U CN204152959U (en) | 2014-08-25 | 2014-08-25 | With the semi-open type aligning slide bearing of damping device |
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| CN204152959U true CN204152959U (en) | 2015-02-11 |
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| CN201420482470.1U Active CN204152959U (en) | 2014-08-25 | 2014-08-25 | With the semi-open type aligning slide bearing of damping device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105782252A (en) * | 2016-05-20 | 2016-07-20 | 江门市大长江集团有限公司 | Bearing location mechanism of internal combustion engine |
| CN106979242A (en) * | 2017-05-21 | 2017-07-25 | 响水星火传动件有限公司 | A kind of adjustable bearing block |
| CN107339318A (en) * | 2017-06-30 | 2017-11-10 | 哈尔滨工程大学 | A kind of controllable dry-friction damping bearing of damping force |
| CN109352040A (en) * | 2018-11-28 | 2019-02-19 | 莆田市森达数控机械有限公司 | A kind of numerical control radial miller |
| CN109611448A (en) * | 2018-12-21 | 2019-04-12 | 成都利君实业股份有限公司 | A kind of adjusting center sliding bearing |
| CN110748557A (en) * | 2019-09-24 | 2020-02-04 | 江苏大学 | Novel damping aligning slide bearing |
| CN112377518A (en) * | 2020-10-30 | 2021-02-19 | 沈睿 | Sliding bearing |
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2014
- 2014-08-25 CN CN201420482470.1U patent/CN204152959U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105782252A (en) * | 2016-05-20 | 2016-07-20 | 江门市大长江集团有限公司 | Bearing location mechanism of internal combustion engine |
| CN106979242A (en) * | 2017-05-21 | 2017-07-25 | 响水星火传动件有限公司 | A kind of adjustable bearing block |
| CN107339318A (en) * | 2017-06-30 | 2017-11-10 | 哈尔滨工程大学 | A kind of controllable dry-friction damping bearing of damping force |
| CN109352040A (en) * | 2018-11-28 | 2019-02-19 | 莆田市森达数控机械有限公司 | A kind of numerical control radial miller |
| CN109611448A (en) * | 2018-12-21 | 2019-04-12 | 成都利君实业股份有限公司 | A kind of adjusting center sliding bearing |
| CN109611448B (en) * | 2018-12-21 | 2023-11-14 | 成都利君实业股份有限公司 | But aligning slide bearing |
| CN110748557A (en) * | 2019-09-24 | 2020-02-04 | 江苏大学 | Novel damping aligning slide bearing |
| CN112377518A (en) * | 2020-10-30 | 2021-02-19 | 沈睿 | Sliding bearing |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100037 Beijing city Haidian District Zengguang Road No. 21 Patentee after: CHINA KUNLUN CONTRACTING & ENGINEERING Corp. Patentee after: China Textile Industry Design Institute Address before: 100037 Beijing city Haidian District Zengguang Road No. 21 Patentee before: CHINA KUNLUN CONTRACTING & ENGINEERING Corp. Patentee before: China Textile Industry Design Institute |
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| TR01 | Transfer of patent right |
Effective date of registration: 20170209 Address after: 100037 Beijing city Haidian District Zengguang Road No. 21 Patentee after: CHINA KUNLUN CONTRACTING & ENGINEERING Corp. Address before: 100037 Beijing city Haidian District Zengguang Road No. 21 Patentee before: CHINA KUNLUN CONTRACTING & ENGINEERING Corp. Patentee before: China Textile Industry Design Institute |
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| TR01 | Transfer of patent right |
Effective date of registration: 20201214 Address after: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CHINA KUNLUN CONTRACTING & ENGINEERING Corp. Address before: 100037 No. 21, shining road, Beijing, Haidian District Patentee before: CHINA KUNLUN CONTRACTING & ENGINEERING Corp. |
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| TR01 | Transfer of patent right |