CN202108769U - Lubricating device and radiator fan - Google Patents
Lubricating device and radiator fan Download PDFInfo
- Publication number
- CN202108769U CN202108769U CN201120092059XU CN201120092059U CN202108769U CN 202108769 U CN202108769 U CN 202108769U CN 201120092059X U CN201120092059X U CN 201120092059XU CN 201120092059 U CN201120092059 U CN 201120092059U CN 202108769 U CN202108769 U CN 202108769U
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- powder metallurgy
- bearing
- oil
- impregnated bearing
- metallurgy oil
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Abstract
The utility model provides a lubricating device. The lubricating device comprises a bearing support and a bearing component, wherein the bearing component is arranged in the bearing support and is provided with a first powder metallurgy oil-retaining bearing; and a rotating shaft penetrates the first powder metallurgy oil-retaining bearing. The lubricating device is characterized in that the bearing component further comprises at least one second powder metallurgy oil-retaining bearing which is clung to the first powder metallurgy oil-retaining bearing. The utility model further provides a radiator fan provided with the lubricating device. Through the adoption of the lubricating device or the radiator fan, the service life of equipment can be prolonged, and the operational stationarity of the equipment can be guaranteed.
Description
Technical field
The utility model relates to lubrication technical field, particularly a kind of lubricating fitting and be provided with the radiation fan of this lubricating fitting.
Background technique
Lubricating fitting is the crucial constituent elements that support equipment runs well, and the service life and the reliability that improve lubricating fitting are most important to the stable operation of support equipment.
In the existing lubricating fitting, be provided with a powder metallurgy oil-impregnated bearing mostly.This powder metallurgy oil-impregnated bearing is actual to be a porous crack axle sleeve, and it utilizes the oily property countershaft of oil-impregnated bearing to be lubricated.As everyone knows, the oil content of powder metallurgy oil-impregnated bearing is directly proportional with porosity ratio, builds with bearing capacity, oil film and presses effect to be inversely proportional to.That is to say that oil-containing is many more, bearing capacity reduces, and it is steady inadequately to turn round; Oil-containing is less, and bearing capacity improves, and it is also comparatively steady to turn round.But the oil content of oil-impregnated bearing reduces the lubricant oil that means the running of support rotating component can be exhausted very soon; Make original fluid lubrication and boundary friction change, caused the life-span of bearing friction loss increase, bearing and even product obviously to reduce to boundary lubrication friction even dry friction.
Therefore, how to realize to ensure life of product that the stationarity that can improve the product running again is the industry problem demanding prompt solution.
The model utility content
The main purpose of the utility model is the defective to existing technology, and a kind of lubricating fitting is provided, and when being intended to ensure life of product, improves smoothness of operation again.
In order to realize goal of the invention; The utility model provides a kind of lubricating fitting; Comprise bearing support and bearing unit, said bearing unit is arranged in the bearing support, is provided with first powder metallurgy oil-impregnated bearing; One rotating shaft is arranged in this first powder metallurgy oil-impregnated bearing; Wherein, said bearing unit also comprises at least one second powder metallurgy oil-impregnated bearing that is provided with near first powder metallurgy oil-impregnated bearing, and the oil content of this second powder metallurgy oil-impregnated bearing is more than or equal to said first powder metallurgy oil-impregnated bearing.
Preferably, the oil content scope of said first powder metallurgy oil-impregnated bearing is 10%～22%.
Preferably, the oil content scope of said second powder metallurgy oil-impregnated bearing is 18%～30%.
Preferably, said first powder metallurgy oil-impregnated bearing and second powder metallurgy oil-impregnated bearing are straight-tube shape, and the end face of second powder metallurgy oil-impregnated bearing is close to the end face of first powder metallurgy oil-impregnated bearing.
Preferably, cylindrical end Monday of said first powder metallurgy oil-impregnated bearing is provided with step, and said second powder metallurgy oil-impregnated bearing is socketed in this step small end.
Preferably, the excircle two ends of said first powder metallurgy oil-impregnated bearing are equipped with step; The said second powder metallurgy oil-impregnated bearing quantity is two, is socketed in the first powder metallurgy oil-impregnated bearing two ends respectively.
The utility model also provides a kind of radiation fan; Be provided with above-mentioned lubricating fitting; Said lubricating fitting comprises bearing support, bearing unit and rotating shaft, and said bearing unit is arranged in the bearing support, is provided with first powder metallurgy oil-impregnated bearing; One rotating shaft is arranged in this first powder metallurgy oil-impregnated bearing; Wherein, said bearing unit also comprises at least one second powder metallurgy oil-impregnated bearing that is provided with near first powder metallurgy oil-impregnated bearing, and the oil content of this second powder metallurgy oil-impregnated bearing is more than or equal to said first powder metallurgy oil-impregnated bearing.
The utility model lubricating fitting or radiation fan are provided with at least two powder metallurgy oil-impregnated bearings; When the lubricant oil of first powder metallurgy oil-impregnated bearing that is used for carrying rotating shaft takes place to consume; The quick make-up oil of second powder metallurgy oil-impregnated bearing ability near its setting; Thereby guarantee the normal operation of equipment, so the stationarity that the utility model lubricating fitting can the support equipment running can also prolong the working life of equipment.In addition, the utility model adopts powder metallurgy oil-impregnated bearing as rotating shaft load-bearing member and lubricant oil refilling member, and easy processing and cost are lower.
Description of drawings
Fig. 1 is the structural representation of lubricating fitting among the utility model one embodiment;
Fig. 2 is the structural representation of lubricating fitting among another embodiment of the utility model;
Fig. 3 is the structural representation of lubricating fitting among the another embodiment of the utility model.
The realization of the utility model purpose, functional characteristics and advantage will combine embodiment, further specify with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
With reference to Fig. 1, be the utility model lubricating fitting one embodiment's structural representation.Among this embodiment; Lubricating fitting comprises bearing support 10 and bearing unit 20; Said bearing unit 20 is arranged in the bearing support 10, is provided with 21, one rotating shafts 30 of first powder metallurgy oil-impregnated bearing and is arranged in this first powder metallurgy oil-impregnated bearing 21; Wherein, said bearing unit 20 also comprises at least one second powder metallurgy oil-impregnated bearing 22 that is provided with near first powder metallurgy oil-impregnated bearing 21.
First powder metallurgy oil-impregnated bearing 21 is when non-operating condition, and lubricant oil is full of its hole.During running, rotating shaft 30 revolutions, first powder metallurgy oil-impregnated bearing 21 generates heat because of friction, and thermal expansion reduces hole, so lubricant oil overflows, gets into the gap between bearing inner wall and the rotating shaft 30.After rotating shaft 30 stops operating, 21 coolings of first powder metallurgy oil-impregnated bearing, hole recovers, and lubricant oil is inhaled back hole again.
Among the utility model lubricating fitting embodiment; Owing to be provided with second powder metallurgy oil-impregnated bearing 22, in operation process, if first powder metallurgy oil-impregnated bearing, 21 lubrication oil consumptions are too much; But then be close to lubricant oil rapid permeability to the first powder metallurgy oil-impregnated bearing 21 in second powder metallurgy oil-impregnated bearing 22 that first powder metallurgy oil-impregnated bearing 21 is provided with; Lubricant oil to wherein replenishes, thereby prolongs the life-span of product, and guarantees the smooth operation of product.
In addition, because the utility model lubricating fitting utilizes the load-bearing member of first powder metallurgy oil-impregnated bearing 21 as rotating shaft 30, utilize second powder metallurgy oil-impregnated bearing 22 as the lubricant oil addition item, easy processing, cost are lower.
The oil content scope of first powder metallurgy oil-impregnated bearing 21 and second powder metallurgy oil-impregnated bearing 22 has kinds of schemes, can select flexibly according to running environment and bearing strength.In one embodiment, can select the oil content of first powder metallurgy oil-impregnated bearing 21 is 10%; In another embodiment, can select the oil content of first powder metallurgy oil-impregnated bearing 21 is 16%; In another embodiment, can select the oil content of first powder metallurgy oil-impregnated bearing 21 is 22%.
Corresponding; The oil content scope of second powder metallurgy oil-impregnated bearing 22 also has kinds of schemes; For example; The oil content scope that can select second powder metallurgy oil-impregnated bearing 22 is between 18%～30%, as long as can consumption be arranged at the lubricant oil in first powder metallurgy oil-impregnated bearing 21 time, second powder metallurgy oil-impregnated bearing 22 can replenish and get final product.
The shape and the Placement of second powder metallurgy oil-impregnated bearing 22 and first powder metallurgy oil-impregnated bearing 21 also have multiple.With reference to Fig. 1, in one embodiment, second powder metallurgy oil-impregnated bearing 22 and first powder metallurgy oil-impregnated bearing 21 are straight-tube shape, and the end face of second powder metallurgy oil-impregnated bearing 22 is close to the end face of first powder metallurgy oil-impregnated bearing 21.With reference to Fig. 2, in one embodiment, cylindrical end Monday of first powder metallurgy oil-impregnated bearing 21 is provided with step, and second powder metallurgy oil-impregnated bearing 22 is socketed in this step small end.With reference to Fig. 3, in one embodiment, the excircle two ends of first powder metallurgy oil-impregnated bearing 21 are equipped with step; The quantity of second powder metallurgy oil-impregnated bearing 22 is two, is socketed in first powder metallurgy oil-impregnated bearing, 21 two ends respectively.
The utility model also provides a kind of radiation fan, is provided with above-mentioned lubricating fitting.With reference to Fig. 1; This lubricating fitting comprises bearing support 10 and bearing unit 20; Said bearing unit 20 is arranged in the bearing support 10, comprises that 21, one rotating shafts 30 of first powder metallurgy oil-impregnated bearing are arranged in first powder metallurgy oil-impregnated bearing 21; Wherein, said bearing unit 20 also comprises at least one second powder metallurgy oil-impregnated bearing 22 that is provided with near first powder metallurgy oil-impregnated bearing 21.
The utility model radiation fan may be used in the computer, except that above-mentioned lubricating fitting, also comprises parts such as rotor 40 and motor 50.Owing to be provided with above-mentioned lubricating fitting, the utility model radiation fan can guarantee the smooth operation of product, and prolongs the life-span of product.In addition, because the utility model radiation fan utilizes the load-bearing member of first powder metallurgy oil-impregnated bearing 21 as rotating shaft 30, utilize second powder metallurgy oil-impregnated bearing 22 as the lubricant oil addition item, easy processing, cost are lower.
Concrete, the structure of lubricating fitting and realization can not given unnecessary details with regard to not doing at this with reference to earlier figures 1 to embodiment illustrated in fig. 3.
The above is merely the preferred embodiment of the utility model; Be not thus the restriction the utility model claim; Every equivalent structure transformation that utilizes the utility model specification and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the utility model.
Claims (10)
1. lubricating fitting; Comprise bearing support and bearing unit; Said bearing unit is arranged in the bearing support, is provided with first powder metallurgy oil-impregnated bearing, and a rotating shaft is arranged in this first powder metallurgy oil-impregnated bearing; It is characterized in that said bearing unit also comprises at least one second powder metallurgy oil-impregnated bearing that is provided with near first powder metallurgy oil-impregnated bearing.
2. lubricating fitting as claimed in claim 1 is characterized in that, the oil content scope of said first powder metallurgy oil-impregnated bearing is 10%～22%.
3. according to claim 1 or claim 2 lubricating fitting is characterized in that the oil content scope of said second powder metallurgy oil-impregnated bearing is 18%～30%.
4. lubricating fitting as claimed in claim 3 is characterized in that, said first powder metallurgy oil-impregnated bearing and second powder metallurgy oil-impregnated bearing are straight-tube shape, and the end face of second powder metallurgy oil-impregnated bearing is close to the end face of first powder metallurgy oil-impregnated bearing.
5. lubricating fitting as claimed in claim 3 is characterized in that, cylindrical end Monday of said first powder metallurgy oil-impregnated bearing is provided with step, and said second powder metallurgy oil-impregnated bearing is socketed in this step small end.
6. lubricating fitting as claimed in claim 3 is characterized in that, the excircle two ends of said first powder metallurgy oil-impregnated bearing are equipped with step; The said second powder metallurgy oil-impregnated bearing quantity is two, is socketed in the first powder metallurgy oil-impregnated bearing two ends respectively.
7. radiation fan; Be provided with lubricating fitting, said lubricating fitting comprises bearing support, bearing unit and rotating shaft, and said bearing unit is arranged in the bearing support; Be provided with first powder metallurgy oil-impregnated bearing; One rotating shaft is arranged in this first powder metallurgy oil-impregnated bearing, it is characterized in that, said bearing unit also comprises at least one second powder metallurgy oil-impregnated bearing that is provided with near first powder metallurgy oil-impregnated bearing.
8. radiation fan as claimed in claim 7 is characterized in that, the oil content scope of said first powder metallurgy oil-impregnated bearing is 10%～22%.
9. like claim 7 or 8 described radiation fans, it is characterized in that the oil content scope of said second powder metallurgy oil-impregnated bearing is 18%～30%.
10. radiation fan as claimed in claim 7 is characterized in that, also comprises like each described lubricating fitting in the claim 4 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120092059XU CN202108769U (en) | 2011-03-31 | 2011-03-31 | Lubricating device and radiator fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120092059XU CN202108769U (en) | 2011-03-31 | 2011-03-31 | Lubricating device and radiator fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202108769U true CN202108769U (en) | 2012-01-11 |
Family
ID=45434205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120092059XU Expired - Lifetime CN202108769U (en) | 2011-03-31 | 2011-03-31 | Lubricating device and radiator fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202108769U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102192181A (en) * | 2011-03-31 | 2011-09-21 | 深圳市航嘉驰源电气股份有限公司 | Lubricating device and radiating fan |
-
2011
- 2011-03-31 CN CN201120092059XU patent/CN202108769U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102192181A (en) * | 2011-03-31 | 2011-09-21 | 深圳市航嘉驰源电气股份有限公司 | Lubricating device and radiating fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Henan Yongjia Industrial Co.,Ltd. Assignor: Shenzhen Huntkey Chiyuan Electric Co., Ltd. Contract record no.: 2013440020385 Denomination of utility model: Lubricating device and radiating fan Granted publication date: 20120111 License type: Exclusive License Record date: 20131217 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170613 Address after: 517000 Guangdong Yuancheng District Heyuan City, Long Ridge Industrial Park Road three No. 18, No. D building Huntkey Patentee after: Henan Yongjia Industrial Co.,Ltd. Address before: Longgang District of Shenzhen City, Guangdong province 518129 Bantian street as the village of snow Huntkey Industrial Park Patentee before: Shenzhen Huntkey Chiyuan Electric Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120111 |