CN201149036Y - Double row thrust force ball bearing - Google Patents
Double row thrust force ball bearing Download PDFInfo
- Publication number
- CN201149036Y CN201149036Y CNU2007200163517U CN200720016351U CN201149036Y CN 201149036 Y CN201149036 Y CN 201149036Y CN U2007200163517 U CNU2007200163517 U CN U2007200163517U CN 200720016351 U CN200720016351 U CN 200720016351U CN 201149036 Y CN201149036 Y CN 201149036Y
- Authority
- CN
- China
- Prior art keywords
- row
- bearing
- retaining frame
- retainer
- ball bearing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Rolling Contact Bearings (AREA)
Abstract
The utility model pertains to the technology field of bearings and relates to a double-row thrust ball bearing, which is composed of an upper shaft washer, a big steel ball, an upper row of a retaining frame, a seat ring, a lower row of the retaining frame, a small steel ball and a lower shaft washer, wherein the pocket-hole shape of the upper row of the retaining frame is changed from the straight cylindrical pocket-hole shape to the slant pocket-hole shape of 20 degrees, and 10 lubricating oil grooves are respectively arranged on the cross sections of the upper row of the retaining frame and the lower row of the retaining frame. The double-row thrust ball bearing has the advantage of improving the smooth operation of the bearing. The lubrication of the bearing is improved and the service life of the bearing is prolonged.
Description
Technical field
The utility model belongs to technical field of bearings, relates to a kind of double thrust ball bearing.
Background technique
Bearing adopts straight cylinder hole retainer form mostly at present, unlubricated oil groove, and existence is lubricated not smooth, shortcomings such as galloping
Summary of the invention
The purpose of this utility model just provides a kind of double thrust ball bearing, is mainly used in the stationarity of oil drilling and r eoovery machine industry ball journal work and improves bearing working life in order to improvement.。
Technical solution of the present utility model is, a kind of double thrust ball bearing, by last blowout patche 1, big steel ball 2, on arrange retainer 3, seat ring 4, down arrange retainer 5, small ball 6, blowout patche 7 is formed down, it is characterized in that, change the pocket hole shape of last row's retainer 3 into 20 ° of oblique pocket hole shapes by straight cylinder pocket hole, on arrange retainer 3 and down the section of row's retainer 5 be respectively equipped with 10 oil grooves.
The beneficial effects of the utility model are: it is steady to improve bearing operation.Improve bearing lubrication, improve bearing working life.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is further specified.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is an oblique pocket hole shape structural representation of the present utility model.
Fig. 3 is an oil groove structural representation of the present utility model.
Fig. 4 is that oil groove A of the present utility model is to structural representation.
Among the figure: 1, go up blowout patche, 2, big steel ball, 3, on arrange retainer, 4, seat ring, 5, arrange retainer down, 6, small ball, 7, blowout patche down.
Embodiment
As shown in drawings, the utility model by last blowout patche 1, big steel ball 2, on arrange retainer 3, seat ring 4, down arrange retainer 5, small ball 6, blowout patche 7 is formed down, it is characterized in that, change the pocket hole shape of last row's retainer 3 into 20 ° of oblique pocket hole shapes by straight cylinder pocket hole, on arrange retainer 3 and down the section of row's retainer 5 be respectively equipped with 10 oil grooves.
Claims (1)
1, a kind of double thrust ball bearing, by last blowout patche (1), big steel ball (2), on arrange retainer (3), seat ring (4), down arrange retainer (5), small ball (6), blowout patche (7) is formed down, it is characterized in that, pocket hole shape that will the row's of going up retainer (3) changes 20 ° of oblique pocket hole shapes into by straight cylinder pocket hole, on arrange retainer (3) and down the section of row's retainer (5) be respectively equipped with 10 oil grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200163517U CN201149036Y (en) | 2007-11-28 | 2007-11-28 | Double row thrust force ball bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200163517U CN201149036Y (en) | 2007-11-28 | 2007-11-28 | Double row thrust force ball bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201149036Y true CN201149036Y (en) | 2008-11-12 |
Family
ID=40116804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200163517U Expired - Lifetime CN201149036Y (en) | 2007-11-28 | 2007-11-28 | Double row thrust force ball bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201149036Y (en) |
-
2007
- 2007-11-28 CN CNU2007200163517U patent/CN201149036Y/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20081112 |