CN203685662U - Oil slinger of bearing of centrifugal pump - Google Patents
Oil slinger of bearing of centrifugal pump Download PDFInfo
- Publication number
- CN203685662U CN203685662U CN201320849034.9U CN201320849034U CN203685662U CN 203685662 U CN203685662 U CN 203685662U CN 201320849034 U CN201320849034 U CN 201320849034U CN 203685662 U CN203685662 U CN 203685662U
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- CN
- China
- Prior art keywords
- oil slinger
- centrifugal pump
- disc
- oil
- oilhole
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- Expired - Fee Related
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Abstract
The utility model discloses an oil slinger of a bearing of a centrifugal pump. The oil slinger comprises an oil slinger body which is arranged on a rotating shaft of the centrifugal pump; the outer ring edge of the oil slinger body is arranged into wedge-shaped projections which are narrow in outside and wide in inside; the inner ring edge of the oil slinger body is provided with wedge-shaped projections which contract towards the direction of the center of the oil slinger body. Compared with the general oil slinger which is smooth in surface, the outer ring edge of the oil slinger is arranged into the projections and accordingly the surface area of the oil slinger body is increased and accordingly the brought oil quantity can be increased; the projections formed on the outer ring are wedge-shaped and are narrow in outside and wide in inside and accordingly the brought lubricating oil can be thrown out conveniently and the lubrication efficiency is increased; compared with the general smooth inner ring end surface, the inner ring edge of the oil slinger is provided with the wedge-shaped projections which contract towards the direction of the center of the oil slinger body and accordingly the friction force between the oil slinger body and the pump shaft can be increased, the rotating speed of the oil slinger body can be improved, the brought oil quantity of the oil slinger can be increased, and accordingly the pump shaft can be fully lubricated.
Description
Technical field
The utility model relates to a kind of bearing-lubricating device, particularly a kind of bearing disc that is applicable to centrifugal pump.
Background technique
Disc is a kind of for ensureing that bearing has the mechanical parts of good lubrication effect, takes the lubricant oil of bearing below to bearing with the rotation of bearing, makes lubricant oil play lubricated, flushing, cooling effect to bearing.Conventional disc form structure is mainly annular at present, and its sense of rotation is consistent with the rotation direction of pump shaft, drives disc to rotate by pump shaft, and in disc rotation process, its surface takes up lubricant oil and gets rid of to bearing and play lubricated object.But outer shroud and the interior ring of general disc are all smooth surfaces, the area of its side and ring body end face is limited, getting rid of oil mass is very restricted, particularly, for the larger pump shaft of power, if for shortage of oil, will cause the wearing and tearing aggravation of pump shaft and sliding bearing and even damage bearing.In addition, be smooth owing to encircling end face in conventional disc, the speed that pump shaft drives ring body to rotate is limited, and the amount that causes ring body to take up lubricant oil is also restricted.
For above-mentioned deficiency, need to provide a kind of simple in structure, band oil mass is larger, the Novel pump shaft disc that lubricating efficiency is higher.
Model utility content
In view of this, the utility model provides a kind of centrifugal pump bearing disc, simple in structure, and easy processing has increased ring body surface long-pending, and with two large, lubricating efficiency is high.
The utility model solves the problems of the technologies described above by following technological means: a kind of centrifugal pump bearing disc, comprise the disc body being installed in centrifugal pump rotating shaft, the outer annular edge of described disc body is along being arranged to outer narrow carving property of inner width projection, and interior ring edge is provided with the carving property projection of shrinking to ring body central direction.
Further, the both sides of described disc body are provided with the oilhole that gets rid of of inclination, described in get rid of oilhole and be crisscross arranged in the both sides of disc body.
Further, described in get rid of oilhole the degree of depth be 1/6-1/4 of ring body path length, get rid of oilhole axis and ring body plane and be 30 ° of-50 ° of angles.
Further, described disc body aluminum material die cast.
The beneficial effects of the utility model: centrifugal pump bearing disc of the present utility model, comprise the disc body being installed in centrifugal pump rotating shaft, the outer annular edge of described disc body is along being arranged to outer narrow carving property of inner width projection, and interior ring edge is provided with the carving property projection of shrinking to ring body central direction.Disc outer annular edge, along being arranged to convex, with respect to general ganoid disc, has increased ring body surface long-pending, make to be with oil mass to increase, and projection on described outer shroud is the proterties of carving of outer narrow inner width, to be convenient to throw away taking up lubricant oil, lubricating efficiency increases; And the interior ring edge of disc is provided with the carving property projection of shrinking to ring body central direction, for general smooth interior ring end face, can increase the frictional force between ring body and pump shaft, improve the speed that ring body rotates, increase the oil mass that disc takes up, make pump shaft obtain sufficient lubrication effect.Centrifugal pump bearing disc of the present utility model is simple in structure, is easy to machine shaping, and surface area improves greatly, and band oil mass increases, and can play lubrication to pump shaft more fully.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is further described.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the utility model vertical section structure schematic diagram.
Embodiment
Below with reference to accompanying drawing, the utility model is elaborated, as shown in the figure: the centrifugal pump bearing disc of the present embodiment, comprise the disc body 1 being installed in centrifugal pump rotating shaft, the outer annular edge of described disc body is along being arranged to outer narrow carving property of inner width projection 2, and interior ring edge is provided with the carving property projection 3 of shrinking to ring body central direction.Carving property projection is set on disc body circle end face, has increased ring body surface long-pending, the band oil mass of ring body is increased, carving property projection is outer narrow inner width shape, is convenient to the lubricant oil taking up to throw away, and has improved lubricating efficiency; And the interior ring edge of disc is provided with the carving property projection of shrinking to ring body central direction, for general smooth interior ring end face, can increase the frictional force between ring body and pump shaft, improve the speed that ring body rotates, increase the oil mass that disc takes up.Reduce because being provided with carving property projection for the mechanical strength of ring body is unlikely to, on ring body end face, adjacent carving property projection should have certain spacing, and while avoiding projection next-door neighbour to arrange, rupture in the position of ring body between projection.
As the further improvement of technique scheme, what the both sides of described disc body 1 were provided with inclination gets rid of oilhole 4, described in get rid of oilhole and be crisscross arranged in the both sides of disc body.In order further to improve the oil mass that disc takes up, be provided as the beveled counterbore of getting rid of oilhole in the both sides of disc body; For fear of the mechanical strength that reduces disc body, the both sides that are arranged at ring body that described counterbore is staggered, the spacing between adjacent counterbore should be not too small, arranges 5-8 get rid of oilhole and be advisable with single side.
As the further improvement of technique scheme, described in get rid of oilhole 4 the degree of depth be 1/6-1/4 of ring body path length, get rid of oilhole axis and ring body plane and be 30 ° of-50 ° of angles.The degree of depth of getting rid of oilhole is unsuitable excessive, avoids entering speed that the lubricant oil that gets rid of in oilhole rotates at ring body and is difficult for flowing out when larger, is advisable taking hole depth as 1/5 of ring body radial length; The perforate direction of getting rid of oilhole is consistent with the sense of rotation of ring body, the angle of inclination of getting rid of oilhole should be reasonable, when angle is too large, be difficult for drawing lubricant oil, the lubricant oil of the too little absorption of angle is difficult for flowing out, and to get rid of oilhole axis and ring body plane, to be 30 ° of-45 ° of angles comparatively suitable.
As the further improvement of technique scheme, described disc body 1 aluminum material die cast.Make disc body with aluminum material, cost of material is lower, and aluminum material quality is relatively light, and resistance when pump shaft drives ring body to rotate is less, can improve the rotational velocity of ring body; In order to ensure the mechanical strength of disc, preferably adopt aluminum material die cast.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (4)
1. a centrifugal pump bearing disc, comprise the disc body (1) being installed in centrifugal pump rotating shaft, it is characterized in that: the outer annular edge of described disc body is along being arranged to outer narrow carving property of inner width projection (2), and interior ring edge is provided with the carving property projection (3) of shrinking to ring body central direction.
2. centrifugal pump bearing disc according to claim 1, is characterized in that: what the both sides of described disc body (1) were provided with inclination gets rid of oilhole (4), described in get rid of oilhole and be crisscross arranged in the both sides of disc body.
3. centrifugal pump bearing disc according to claim 2, is characterized in that: described in get rid of oilhole (4) the degree of depth be 1/6-1/4 of ring body path length, get rid of oilhole axis and ring body plane and be 30 ° of-50 ° of angles.
4. centrifugal pump bearing disc according to claim 3, is characterized in that: described disc body (1) is used aluminum material die cast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320849034.9U CN203685662U (en) | 2013-12-20 | 2013-12-20 | Oil slinger of bearing of centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320849034.9U CN203685662U (en) | 2013-12-20 | 2013-12-20 | Oil slinger of bearing of centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203685662U true CN203685662U (en) | 2014-07-02 |
Family
ID=51007570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320849034.9U Expired - Fee Related CN203685662U (en) | 2013-12-20 | 2013-12-20 | Oil slinger of bearing of centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203685662U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105298901A (en) * | 2015-10-19 | 2016-02-03 | 季裕成 | Oil slinger of centrifugal pump bearing |
| CN108518284A (en) * | 2018-04-18 | 2018-09-11 | 常州环能涡轮动力股份有限公司 | Turbojet engine and its oil channel structures |
| WO2020114389A1 (en) * | 2018-12-08 | 2020-06-11 | 烟台龙港泵业股份有限公司 | Bearing housing compartment used in pump and having disc injector |
-
2013
- 2013-12-20 CN CN201320849034.9U patent/CN203685662U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105298901A (en) * | 2015-10-19 | 2016-02-03 | 季裕成 | Oil slinger of centrifugal pump bearing |
| CN108518284A (en) * | 2018-04-18 | 2018-09-11 | 常州环能涡轮动力股份有限公司 | Turbojet engine and its oil channel structures |
| CN108518284B (en) * | 2018-04-18 | 2024-03-22 | 常州环能涡轮动力股份有限公司 | Turbojet engine and oil path structure thereof |
| WO2020114389A1 (en) * | 2018-12-08 | 2020-06-11 | 烟台龙港泵业股份有限公司 | Bearing housing compartment used in pump and having disc injector |
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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: 20140702 Termination date: 20201220 |