CN2366596Y - Shaft structure of heat radiation fan - Google Patents
Shaft structure of heat radiation fan Download PDFInfo
- Publication number
- CN2366596Y CN2366596Y CN 99200988 CN99200988U CN2366596Y CN 2366596 Y CN2366596 Y CN 2366596Y CN 99200988 CN99200988 CN 99200988 CN 99200988 U CN99200988 U CN 99200988U CN 2366596 Y CN2366596 Y CN 2366596Y
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- CN
- China
- Prior art keywords
- lubricant oil
- heat
- shaft lever
- lever structure
- dissipating fan
- 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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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to a fan shaft which is lubricated well. A shaft rod structure of a heat radiation fan comprises a stator seat, a bearing and a shaft rod, wherein, the center of the stator seat contains an axle tube, and the bearing is contained in the axle tube of the stator seat. The utility model is characterized in that the shaft rod penetrates through the inner surface of the bearing, and the shaft rod is provided with a lubricating oil storage part with a smaller diameter. The utility model is suitable for being used in the fan.
Description
The utility model relates to radiation fan, especially relates to fan shaft.
The fan shaft of existing self oiling bearing, a kind of, its oil ring is provided with a mesopore for being placed among the rotating shaft, and a sheathed self-lubricating bearing in the rotating shaft, it is characterized in that: this oil ring is in the rounded cross section of the periphery in hole, and extend curved flanges in the circular cross-section outside, and the oil ring diameter is greater than bearing, rotating shaft is penetrated in the axis hole of bearing, the curved flanges of oil ring is back to the lubricant oil guiding of circular cross-section and the sucking-off of self-lubricating bearing friction institute in the self-lubricating bearing, but the curved flanges of this oil ring can only be back to the lubricant oil guiding on self-lubricating bearing one end surfaces, can't be back to the self-lubricating bearing inside diameter surface, and do not have the trapped fuel space between self-lubricating bearing and rotating shaft; Another kind of, it comprises: stator seat, self-lubricating bearing and Vane wheel, it is characterized in that: the axle bed of Vane wheel forms an annular groove by its end face, annular groove bottom land and notch form the acute angle of potential difference, annular groove gos deep into the central siphon internal diameter of stator seat, and forms discontiguous minimum range with the central siphon internal diameter, but the axle bed of Vane wheel also can only be back to the lubricant oil guiding on self-lubricating bearing one end surfaces, it also can't be back to the self-lubricating bearing inside diameter surface, and is lubricated relatively poor.
The purpose of this utility model provides a kind of lubricant oil can the guiding be back to the self-lubricating bearing inside diameter surface, lubricated Shaft lever structure of the heat-dissipating fan preferably.
The purpose of this utility model is achieved in that Shaft lever structure of the heat-dissipating fan, and it comprises: a stator seat, a bearing and an axostylus axostyle, and stator seat central authorities have been installed with a central siphon, and bearing is placed in the central siphon of stator seat; It is characterized in that: axostylus axostyle is arranged in bearing inner surface, and this axostylus axostyle is provided with a lubricant oil reservoir than the path position.
Above-mentioned design, when wherein this axostylus axostyle rotated, lubricant oil was driven to this lubricant oil reservoir, reached guiding and was back to the self-lubricating bearing inside diameter surface, lubricated effect preferably.
Be described further again below by accompanying drawing, embodiment.
Fig. 1 the utility model first preferred embodiment exploded perspective view;
Fig. 2 the utility model first preferred embodiment part sectioned view;
Fig. 3 the utility model first preferred embodiment partial enlarged drawing;
Fig. 4 the utility model second preferred embodiment part sectioned view;
Fig. 5 the utility model the 3rd preferred embodiment part sectioned view;
Fig. 6 the utility model the 4th preferred embodiment part sectioned view;
Fig. 7 the utility model the 5th preferred embodiment part sectioned view;
Sectional drawing cuts open in Fig. 8 the utility model the 6th preferred embodiment office.
As Fig. 1-3: the utility model comprises an impeller 140 and a stator seat 110, a bearing 120 and an axostylus axostyle 130, and stator seat 110 central authorities have been installed with a central siphon 111, and bearing 120 is placed in the central siphon 111 of stator seat 110; It is characterized in that: axostylus axostyle 130 is arranged in bearing 120 internal surfaces 123, and this axostylus axostyle 130 is provided with a lubricant oil reservoir 133 than the path position.Bearing 1 20 is self-lubricating bearing or oil-impregnated bearing, and mat one pad 124 is sealed the location.Wherein, this bearing 130 is provided with a lubricant oil at its outer surface 131 and leads the way 132 and be communicated to one of this lubricant oil reservoir 133 end, wherein, and the lubricant oil of this axostylus axostyle 130 132 one-tenth spiral chute shapes of leading the way.Wherein, the lubricant oil of this axostylus axostyle 130 132 one-tenth right-hand screw groove shapes of leading the way.Wherein, be provided with the second lubricant oil reservoir in addition in these lubricant oil reservoir 133 belows.Wherein, this lubricant oil reservoir 133 is connected with the second lubricant oil reservoir.Wherein, these lubricant oil reservoir 133 two ends respectively are set as hypotenuse.Wherein, this bearing 120 has an outer surface 121, an internal surface 123 and a conduit 122 and is communicated with outer surface 121 and internal surface 123.Wherein, these bearing 130 1 ends are provided with an annular groove 134, and end is linked to an impeller 140 in addition, and mat fixed element 135 is placed on this annular groove 134, and this axostylus axostyle 130 is fixed in the bearing 120 internal diameter positions.During axostylus axostyle 130 rotation, the lubricant oil that bearing 120 overflows can reflux through conduit 122, and being led the way by lubricant oil 132 is back to lubricant oil reservoir 133 again, makes permanently between the surface 131 of internal surface 123 and axostylus axostyle 130 to keep lubricating and can seepage.
As Fig. 4, wherein, axostylus axostyle 230 surfaces 231 are provided with a spiral chute the lubricant oil 232 and one lubricant oil reservoir 233 of leading the way, and this lubricant oil is led the way and 232 is communicated to one of lubricant oil reservoir 233 end.Wherein, these lubricant oil reservoir 233 belows are provided with the second lubricant oil reservoir in addition, and wherein this lubricant oil reservoir 233 is connected with the second lubricant oil reservoir, and wherein, these lubricant oil reservoir 233 two ends respectively are set as hypotenuse 234.Wherein, axostylus axostyle 230 has a lubricant oil 232 conduits 122 that are communicated to this lubricant oil reservoir 233 of leading the way in addition, and wherein, the lubricant oil on these axostylus axostyle 230 surfaces 231 232 curl grooves of leading the way.And wherein, the lubricant oil of this axostylus axostyle 230 232 one-tenth left hand screw groove shapes of leading the way, and wherein, the lubricant oil of this axostylus axostyle 230 232 one-tenth right-hand screw groove shapes of leading the way.Axostylus axostyle 230 1 ends also are provided with annular groove 235, and fixing with fixed element 236.The lubrication circumstances of present embodiment structure has the good result same with embodiment one.
As Fig. 5, wherein, axostylus axostyle 330 surfaces are provided with at least one lubricant oil reservoir than the path position.Wherein, axostylus axostyle 330 surfaces 331 are provided with a spiral chute lead the way 232, one lubricant oil, first reservoir 333 and a lubricant oil second reservoir 335, and this lubricant oil is led the way and 332 is communicated to one of first reservoir 333 end.Wherein, this first reservoir 333 and second reservoir, 335 both sides respectively are provided with a hypotenuse 334,336, these axostylus axostyle 330 1 ends are linked to an impeller 140, end has annular groove 337 in addition, mat fixed element 338 is placed on annular groove 337, axostylus axostyle 330 is fixed in the bearing 120, when this structure is used, also reaches effect equally with good lubrication.
As Fig. 6, wherein, the surface 431 of axostylus axostyle 430 is provided with a spiral chute lubricant oil lead the way 432, one lubricant oil, first reservoir 433 and a lubricant oil second reservoir 435, and its two ends respectively are set as hypotenuse 434,436, wherein, establish a ringwall 437 between first reservoir 433 and second reservoir 435, the footpath is less than footpath outside the axostylus axostyle 430 outside this ringwall 437, axostylus axostyle 430 1 ends are linked to an impeller 140, end is provided with an annular groove 438 in addition, mat fixed element 439 is placed on annular groove 438 is fixed in the axostylus axostyle 120 axostylus axostyle 430, this structure, and lubrication effect is also not poor.
As Fig. 7,8, wherein, axostylus axostyle 530 surfaces 531 are provided with at least one lubricant oil reservoir 532 than the path position, one end is provided with annular groove 533, mat fixed element 534 is placed on annular groove 533, axostylus axostyle 530 is fixed in the bearing 120, the lubricant oil of bearing 120 internal diameters and axostylus axostyle 530 531 backflows in surface can accumulate in lubricant oil reservoir 532 by majority, but therefore the oil long preservation in bearing 120 internal diameters with surperficial 531, lubricated preferable, reduce friction, make the motor of heat-dissipating fan running smooth and easy, start easily, the life-span prolongs.
Claims (22)
1, Shaft lever structure of the heat-dissipating fan, it comprises: a stator seat, a bearing and an axostylus axostyle, stator seat central authorities have been installed with a central siphon, and bearing is placed in the central siphon of stator seat; It is characterized in that: axostylus axostyle is arranged in bearing inner surface, and this axostylus axostyle is provided with a lubricant oil reservoir than the path position.
2, Shaft lever structure of the heat-dissipating fan as claimed in claim 1 is characterized in that: wherein, this bearing is provided with a lubricant oil at its outer surface and leads the way and be communicated to one of this lubricant oil reservoir end,
3, Shaft lever structure of the heat-dissipating fan as claimed in claim 2 is characterized in that: wherein, the lubricant oil of this axostylus axostyle is led the way into the spiral chute shape.
4, Shaft lever structure of the heat-dissipating fan as claimed in claim 2 is characterized in that: wherein, the lubricant oil of this axostylus axostyle is led the way into right-hand screw groove shape.
5, Shaft lever structure of the heat-dissipating fan as claimed in claim 2 is characterized in that: wherein, be provided with the second lubricant oil reservoir in addition in this lubricant oil reservoir below.
6, Shaft lever structure of the heat-dissipating fan as claimed in claim 2 is characterized in that: wherein, this lubricant oil reservoir is connected with the second lubricant oil reservoir.
7, Shaft lever structure of the heat-dissipating fan as claimed in claim 5 is characterized in that: wherein, these lubricant oil reservoir two ends respectively are set as hypotenuse.
8, Shaft lever structure of the heat-dissipating fan as claimed in claim 2 is characterized in that: wherein, these lubricant oil reservoir two ends respectively are set as hypotenuse.
9, Shaft lever structure of the heat-dissipating fan as claimed in claim 2 is characterized in that: wherein, this bearing has an outer surface, an internal surface and a conduit and is communicated with outer surface and internal surface.
10, Shaft lever structure of the heat-dissipating fan as claimed in claim 9 is characterized in that: wherein, this bearing one end is provided with an annular groove.
11, Shaft lever structure of the heat-dissipating fan as claimed in claim 1 is characterized in that: wherein, the axostylus axostyle surface is provided with that a spiral chute lubricant oil is led the way and a lubricant oil reservoir, and this lubricant oil is led the way and is communicated to one of lubricant oil reservoir end.
12, Shaft lever structure of the heat-dissipating fan as claimed in claim 11 is characterized in that: wherein, this lubricant oil reservoir below is provided with the second lubricant oil reservoir in addition.
13, Shaft lever structure of the heat-dissipating fan as claimed in claim 12 is characterized in that: wherein this lubricant oil reservoir is connected with the second lubricant oil reservoir.
14, Shaft lever structure of the heat-dissipating fan as claimed in claim 11 is characterized in that: wherein, these lubricant oil reservoir two ends respectively are set as hypotenuse.
15, Shaft lever structure of the heat-dissipating fan as claimed in claim 11 is characterized in that: wherein, axostylus axostyle has a lubricant oil in addition and leads the way and be communicated to the conduit of this lubricant oil reservoir.
16, Shaft lever structure of the heat-dissipating fan as claimed in claim 15 is characterized in that: wherein, and the lubricant oil on this axostylus axostyle surface curl groove of leading the way.
17, Shaft lever structure of the heat-dissipating fan as claimed in claim 15 is characterized in that: wherein, the lubricant oil of this axostylus axostyle is led the way into left hand screw groove shape.
18, Shaft lever structure of the heat-dissipating fan as claimed in claim 15 is characterized in that: wherein, the lubricant oil of this axostylus axostyle is led the way into right-hand screw groove shape.
19, Shaft lever structure of the heat-dissipating fan as claimed in claim 1 is characterized in that: wherein, the axostylus axostyle surface is provided with at least one lubricant oil reservoir than the path position.
20, Shaft lever structure of the heat-dissipating fan as claimed in claim 19 is characterized in that: wherein, the axostylus axostyle surface is provided with that a spiral chute is led the way, a lubricant oil first reservoir and a lubricant oil second reservoir, and this lubricant oil is led the way and is communicated to one of first reservoir end.
21, Shaft lever structure of the heat-dissipating fan as claimed in claim 20 is characterized in that: wherein, this first reservoir and the second reservoir both sides respectively are provided with a hypotenuse.
22, Shaft lever structure of the heat-dissipating fan as claimed in claim 20 is characterized in that: wherein, establish a ringwall between first reservoir and second reservoir, the footpath is less than footpath outside the axostylus axostyle outside this ringwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99200988 CN2366596Y (en) | 1999-03-08 | 1999-03-08 | Shaft structure of heat radiation fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99200988 CN2366596Y (en) | 1999-03-08 | 1999-03-08 | Shaft structure of heat radiation fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2366596Y true CN2366596Y (en) | 2000-03-01 |
Family
ID=33996854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99200988 Expired - Lifetime CN2366596Y (en) | 1999-03-08 | 1999-03-08 | Shaft structure of heat radiation fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2366596Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100363638C (en) * | 2003-12-05 | 2008-01-23 | 建准电机工业股份有限公司 | Motor dust proof bearing assembly |
| CN100427766C (en) * | 2005-12-20 | 2008-10-22 | 建准电机工业股份有限公司 | Thin type fan |
| CN100481685C (en) * | 2003-02-20 | 2009-04-22 | 建准电机工业股份有限公司 | Minisize brushless DC fan |
| CN105090093A (en) * | 2014-04-30 | 2015-11-25 | 富瑞精密组件（昆山）有限公司 | Fan |
-
1999
- 1999-03-08 CN CN 99200988 patent/CN2366596Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100481685C (en) * | 2003-02-20 | 2009-04-22 | 建准电机工业股份有限公司 | Minisize brushless DC fan |
| CN100363638C (en) * | 2003-12-05 | 2008-01-23 | 建准电机工业股份有限公司 | Motor dust proof bearing assembly |
| CN100427766C (en) * | 2005-12-20 | 2008-10-22 | 建准电机工业股份有限公司 | Thin type fan |
| CN105090093A (en) * | 2014-04-30 | 2015-11-25 | 富瑞精密组件（昆山）有限公司 | Fan |
| CN105090093B (en) * | 2014-04-30 | 2018-05-11 | 富瑞精密组件（昆山）有限公司 | 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: Kunshan Guangxing Electronics Co., Ltd. Assignor: Jianzhun Electric Motor Industry Co., Ltd. Contract fulfillment period: In March 8, 2009, the patent expired Contract record no.: 031000030066 Denomination of utility model: Cooling fan shaft structure Granted publication date: 20000301 License type: General permission Record date: 2003.5.27 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: COMMON LICENCE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.3.8, EXPIRATION OF PATENT RIGHT Name of requester: KUNSHAN GUANGXING ELECTRONICS CO., LTD. Effective date: 20030527 |
|
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Kunshan Guangxing Electronics Co., Ltd. Assignor: Jianzhun Electric Motor Industry Co., Ltd. Contract fulfillment period: March 8, 2009 Contract record no.: 031000030066 Denomination of utility model: Cooling fan shaft structure Granted publication date: 20000301 License type: General permission Record date: 20030527 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: COMMON LICENCE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.3.8 Name of requester: KUNSHAN GUANGXING ELECTRONICS CO., LTD. Effective date: 20030527 |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |