CN204371753U - Radiation fan - Google Patents
Radiation fan Download PDFInfo
- Publication number
- CN204371753U CN204371753U CN201420818346.8U CN201420818346U CN204371753U CN 204371753 U CN204371753 U CN 204371753U CN 201420818346 U CN201420818346 U CN 201420818346U CN 204371753 U CN204371753 U CN 204371753U
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- Prior art keywords
- ring
- bearing
- central siphon
- oil
- capping
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Abstract
The utility model is about a kind of radiation fan, include pedestal, central siphon, bearing, rotor, protect oil ring and capping, bearing is arranged in the receiving hole of central siphon, bearing has axis hole, the internal ring wall of axis hole is arranged with first ring groove, the axle center of rotor is embedded in the axis hole of bearing, the external annulus in axle center is arranged with the second ring groove, first ring groove and the second ring groove form annulus, protecting oil ring is arranged in annulus, protect oil ring and there is first ring body and the second ring body portion, first ring body is positioned at first ring groove, second ring body portion is arranged in the second ring groove, capping is arranged at the receiving hole of central siphon, the limited part of capping is positioned at annulus and protects above oil ring.Radiation fan of the present utility model, when lubricant oil is risen on the gap between bearing and axle center by the shaft core driving that rotates, can be stopped by guarantor's oil ring and capping, and be retained in annulus, cause the oil mass of lubricant oil to reduce to prevent lubricant oil from sputtering central siphon by bearing.
Description
Technical field
The utility model has about a kind of radiation fan, relates to a kind of lubricant oil that makes especially and is maintained at radiation fan in central siphon and bearing.
Background technique
Known a kind of radiation fan is placed in bearing by lubricant oil, again the axle center of rotor is embedded in the axis hole of this bearing, with when this rotor rotates, this bearing and this axle center can be lubricated, this rotor is rotated swimmingly, but because this bearing and this axle center can make the temperature of lubricant oil raise because rotating the friction produced, and cause lubricant oil to have higher mobility, therefore when this axis rotation, lubricant oil can be risen on the gap between this bearing and this axle center by this shaft core driving of rotating, and then sputter this bearing, the oil mass of the lubricant oil in this bearing is caused to reduce, cause the working life affecting this radiation fan, and the lubricant oil splashed out also can cause the pollution of this radiation fan.
Model utility content
In view of this, the purpose of this utility model is to provide a kind of radiation fan, comprises:
Pedestal, it has upper surface;
Central siphon, it has free end, in conjunction with end and receiving hole, this is incorporated into this pedestal in conjunction with end, and this central siphon protrudes from this upper surface of this pedestal;
Bearing, it is arranged in this receiving hole of this central siphon, and this bearing has axis hole, and the internal ring wall of this axis hole is arranged with first ring groove;
Rotor, it has wheel hub and axle center, and this axle center is incorporated into this wheel hub, and this axle center is embedded in this axis hole of this bearing, and the external annulus in this axle center is arranged with the second ring groove, and this first ring groove and this second ring groove form annulus;
Protect oil ring, it is arranged in this annulus, and this guarantor's oil ring has first ring body and the second ring body portion, and this first ring body is arranged in this first ring groove, this the second ring body portion is arranged in this second ring groove, and this second ring body portion contacts the groove bottom of this second ring groove; And
Capping, it is arranged in this receiving hole of this central siphon, this capping has fixing part and limited part, this limited part is positioned at the top of this annulus, and this guarantor's oil ring is restricted in this annulus, and this free end of this central siphon is positioned at the top of this fixing part, and this capping is held between this free end of this bearing and this central siphon.
Preferably, wherein this capping has embedding part, and this embedding part connects this fixing part, and this fixed position is between this embedding part and this limited part, and this embedding part is embedded between this central siphon and this bearing.
Preferably, this limited part of wherein this capping is conflicted this first ring body of this guarantor's oil ring.
Preferably, wherein the volume of this first ring body is greater than the volume in this second ring body portion.
Radiation fan provided by the utility model, because this guarantor's oil ring is arranged in this annulus, and this limited part of this capping is positioned at the top of this annulus and this guarantor's oil ring, therefore this guarantor's oil ring can be made to be restricted in this annulus, and be held between this free end of this bearing and this central siphon due to this capping, therefore when lubricant oil is risen on the gap between this bearing and this axle center by the shaft core driving that rotates, can be stopped by this guarantor's oil ring and this capping, and be retained in this annulus, the oil mass of lubricant oil is caused to reduce to prevent lubricant oil from sputtering this central siphon by bearing, so as to promoting the working life of this radiation fan and this radiation fan of lubricant pollution can being avoided.
Accompanying drawing explanation
Fig. 1 is one of combination schematic diagram of a kind of radiation fan of the present utility model.
Fig. 2 is the combination schematic diagram two of a kind of radiation fan of the present utility model.
Fig. 3 is the sectional view of a kind of radiation fan of the present utility model.
[primary component symbol description]
100-radiation fan; 110-pedestal; 111-upper surface; 120-central siphon; 121-free end; 122-is in conjunction with end; 123-receiving hole; 130-bearing; 131-axis hole; 131a-internal ring wall; 131b-first ring groove; 132-conducting runner; 140-rotor; 141-wheel hub; 142-axle center; 142a-external annulus; 142b-second ring groove; 142c-groove bottom; 150-protects oil ring; 151-first ring body; 152-second ring body portion; 160-capping; 161-fixing part; 162-limited part; 163-embedding part; 170-stator;
S-annulus.
Embodiment
Relevant detailed description of the present utility model and technology contents, be described as follows cooperation accompanying drawing, but accompanying drawing as illustrative purposes only, is not intended to limit the utility model.
Refer to Fig. 1, a kind of radiation fan 100, it comprises pedestal 110, central siphon 120, bearing 130, rotor 140, protects oil ring 150, capping 160 and stator 170, wherein this pedestal 110 and this central siphon 120 can be selected with molded manufacture method one-body molded, or combined again after manufacturing respectively, and this bearing 130, this rotor 140, this guarantor's oil ring 150, this capping 160 and this stator 170 be all manufacture respectively shaping after combine with this central siphon 120 again, to form this radiation fan 100.
Refer to Fig. 1, this pedestal 110 has upper surface 111, this central siphon 120 has free end 121, in conjunction with end 122 and receiving hole 123, in the present embodiment, this pedestal 110 and this central siphon 120 are one-body molded with molded manufacture method, this of this central siphon 120 is incorporated into this pedestal 110 in conjunction with end 121, and this central siphon 120 protrudes from this upper surface 111 of this pedestal 110.
Refer to Fig. 1, first, this bearing 130 is arranged in this receiving hole 123 of this central siphon 120, this bearing 130 has axis hole 131, the internal ring wall 131a of this axis hole 131 is arranged with first ring groove 131b, afterwards, this guarantor's oil ring 150 is placed in this first ring groove 131b, in the present embodiment, this guarantor's oil ring 150 has first ring body 151 and the second ring body portion 152, this first ring body 151 is arranged in this first ring groove 131b, and the volume of this first ring body 151 is greater than the volume in this second ring body portion 152.
Refer to Fig. 1, this capping 160 is arranged in this receiving hole 123 of this central siphon 120, and this free end 121 of this central siphon 120 protrudes this capping 160, this capping 160 has fixing part 161 and limited part 162, this fixing part 161 is positioned at the top of this bearing 130, this limited part 162 is positioned at the top of this first ring body 151 of this guarantor's oil ring 150, be restricted between this limited part 162 of this bearing 130 and this capping 160 to make this guarantor's oil ring 150, in the present embodiment, this capping 160 has embedding part 163, this embedding part 163 connects this fixing part 161, and this fixing part 161 is between this embedding part 163 and this limited part 162, this embedding part 163 is embedded between this central siphon 120 and this bearing 130, this capping 160 is made to have larger bonded area with this central siphon 120, to increase the adhesive strength of this capping 160 and this central siphon 120.
Refer to Fig. 2, this free end 121 of this central siphon 120 produces distortion via after tool (figure does not illustrate) hot pressing, this free end 121 is made to press on the top of this fixing part 161, this capping 160 is restricted between this free end 121 of this bearing 130 and this central siphon 120, produce warpage to avoid this capping 160 or depart from this central siphon 120, can prevent this bearing 130 from getting loose in this receiving hole 123 simultaneously.
Refer to Fig. 3, this rotor 140 is arranged in this pedestal 110, this rotor 140 has wheel hub 141 and axle center 142, this axle center 142 is incorporated into this wheel hub 141, the external annulus 142a in this axle center 142 is arranged with the second ring groove 142b, this rotor 140 passes this guarantor's oil ring 150 with this axle center 142 and is embedded in this axis hole 131 of this bearing 130, this first ring groove 131b and this second ring groove 142b forms annulus S, and this second ring body portion 152 of this guarantor's oil ring 150 is arranged in this second ring groove 142b, this the second ring body portion 152 contacts the groove bottom 142c of this second ring groove 142b.
Refer to Fig. 3, this limited part 162 is positioned at the top of this first ring body 151 of this annulus S and this guarantor's oil ring 150, be restricted in this annulus S to make this guarantor's oil ring 150, in the present embodiment, this limited part 162 due to this capping 160 is conflicted this first ring body 151 of this guarantor's oil ring 150, and this second ring body portion 152 of this guarantor's oil ring 150 contacts this groove bottom 142c of this second ring groove 142b, make this bearing 130, this second ring groove 142b in this axle center 140, this guarantor's oil ring 150 and this capping 160 define the runner for lubrication oil circulation flowing jointly, climb to avoid lubricant oil or sputter this capping 160.
Refer to Fig. 3, when this rotor 140 is driven by this stator 170 and rotates, lubricant oil is driven by this axle center 142 of rotating and rises on the gap between this bearing 130 and this axle center 142, when lubricant oil is risen to this second ring groove 142b by the drive of this axle center 142, this lubricant oil can be stopped by this guarantor's oil ring 150, and this axle center 142 can be thrown off because of centrifugal action, and concentrate in this first ring groove 131b of this bearing 130, the bottom of this bearing 130 is back to again via the conducting runner 132 of this bearing 130, run off to avoid this lubricant oil, and when causing this axle center 142 to rotate and this bearing 130 produce and rub and damage or produce different sound.
The above; be only preferred embodiment of the present utility model; and be not used to limit protection domain of the present utility model, not departing from any change and amendment done in patent spirit and scope of the present utility model, all belong in scope of patent protection of the present utility model.
Claims (4)
1. a radiation fan, is characterized in that, comprises:
Pedestal, it has upper surface;
Central siphon, it has free end, in conjunction with end and receiving hole, this is incorporated into this pedestal in conjunction with end, and this central siphon protrudes from this upper surface of this pedestal;
Bearing, it is arranged in this receiving hole of this central siphon, and this bearing has axis hole, and the internal ring wall of this axis hole is arranged with first ring groove;
Rotor, it has wheel hub and axle center, and this axle center is incorporated into this wheel hub, and this axle center is embedded in this axis hole of this bearing, and the external annulus in this axle center is arranged with the second ring groove, and this first ring groove and this second ring groove form annulus;
Protect oil ring, it is arranged in this annulus, and this guarantor's oil ring has first ring body and the second ring body portion, and this first ring body is arranged in this first ring groove, this the second ring body portion is arranged in this second ring groove, and this second ring body portion contacts the groove bottom of this second ring groove; And
Capping, it is arranged in this receiving hole of this central siphon, this capping has fixing part and limited part, this limited part is positioned at the top of this annulus, and this guarantor's oil ring is restricted in this annulus, and this free end of this central siphon is positioned at the top of this fixing part, and this capping is held between this free end of this bearing and this central siphon.
2. radiation fan as claimed in claim 1, it is characterized in that, this capping has embedding part, and this embedding part connects this fixing part, and this fixed position is between this embedding part and this limited part, and this embedding part is embedded between this central siphon and this bearing.
3. radiation fan as claimed in claim 1, is characterized in that, this limited part of this capping is conflicted this first ring body of this guarantor's oil ring.
4. radiation fan as claimed in claim 1, it is characterized in that, the volume of this first ring body is greater than the volume in this second ring body portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420818346.8U CN204371753U (en) | 2014-12-22 | 2014-12-22 | Radiation fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420818346.8U CN204371753U (en) | 2014-12-22 | 2014-12-22 | Radiation fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204371753U true CN204371753U (en) | 2015-06-03 |
Family
ID=53327977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420818346.8U Active CN204371753U (en) | 2014-12-22 | 2014-12-22 | Radiation fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204371753U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107588036A (en) * | 2017-09-28 | 2018-01-16 | 东莞艾康实业有限公司 | A kind of fan sealed-bearing |
-
2014
- 2014-12-22 CN CN201420818346.8U patent/CN204371753U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107588036A (en) * | 2017-09-28 | 2018-01-16 | 东莞艾康实业有限公司 | A kind of fan sealed-bearing |
| CN107588036B (en) * | 2017-09-28 | 2019-11-05 | 东莞艾康实业有限公司 | A kind of fan sealed-bearing |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |