CN2854149Y - Radiation fan - Google Patents
Radiation fan Download PDFInfo
- Publication number
- CN2854149Y CN2854149Y CN 200520128702 CN200520128702U CN2854149Y CN 2854149 Y CN2854149 Y CN 2854149Y CN 200520128702 CN200520128702 CN 200520128702 CN 200520128702 U CN200520128702 U CN 200520128702U CN 2854149 Y CN2854149 Y CN 2854149Y
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- CN
- China
- Prior art keywords
- bearing
- conductive
- unit
- control circuit
- radiation 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 - Fee Related
Links
- 230000005855 radiation Effects 0.000 title claims description 30
- 241000883990 Flabellum Species 0.000 claims description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- 239000006185 dispersion Substances 0.000 abstract 1
- 238000012216 screening Methods 0.000 abstract 1
- 230000002093 peripheral effect Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
A heat dispersion fan comprises a shell, a rotational fan wheel unit, a control unit, a bearing unit and a conducting unit. The fan wheel unit has one rotor axis. The control unit has one first control circuit board on the shell and one second control circuit board on the fan wheel unit. The bearing unit has one first and one second bearing. The conducting unit has one first and one second conducting strip and one conducting ring. The first conducing strip, first bearing and the rotor axis can form a conducing circuit. In addition, the second conducting strip, the conducting ring, the second bearing and the conducting casing can form anther conducting circuit. One conducting loops can be formed with above-mentioned two independent conducting circuits. As a result, the current of the first control circuit board can flow to the second control circuit board on the fan wheel unit. Accordingly, the electronic components to be driven such as luminescent elements can be arranged on a wheel hub or the fan blade so as not to weaken brightness for screening.
Description
[technical field]
The utility model relates to a kind of radiation fan, particularly relates to the radiation fan on a kind of assembly that electric current can be delivered to rotation.
[background technique]
As shown in Figure 1, existing radiation fan 1 comprises a shell 11, an impeller unit 12, a circuit board 13, and four light emitting diodes 14.This shell 11 has the rib 113 that a housing 111, a fixed base 112, four connect this housing 111 and fixed base 112, and a support tube 114 of being located at these fixed base 112 central authorities.This impeller unit 12 has a wheel hub 121, seven and stretches out and be transparent flabellum 122 from these wheel hub 121 outer circumferential faces, and a rotating shaft 123 that is arranged in the support tube 114 of this shell 11.This four light emitting diode 14 is to be divided into the outer periphery of this circuit board 13 and to be electrically connected with this circuit board 13.When circuit board 13 output currents of this radiation fan 1, can make this four light emitting diode 14 produce light, and can transmit from the above-mentioned flabellum 122 that is transparence, increase this radiation fan 1 and dazzle beautiful visual sense.
As seen from the above description, four light emitting diodes 14 of this radiation fan 1 are to be arranged at intervals on the outer periphery of this circuit board 13, certainly, also some design is arranged on four ribs 113 of this shell 11 (this condition diagram does not show), or on the housing 111 of this shell 11 (this condition diagram does not show).Yet, no matter that a kind of design, the light that this four light emitting diode 14 produced all can be blocked by the flabellum 122 of this impeller unit 12, therefore, described flabellum 122 big city are designed to be vitreousness, most light can be transmitted, however, the light that still has part can be reflected back, and makes whole brightness to weaken.
On the other hand, because this four light emitting diode 14 is arranged on the fixing position, the variation that it can show, have only and use different photochromic light emitting diodes 14, in the example that Fig. 1 disclosed, at most can not surpass four kinds of change in color, and all be to emit beam, can reach that to dazzle the optical effect all too limited in fixed range.
[model utility content]
The purpose of this utility model provides a kind of radiation fan, electric current can be delivered on the impeller of rotation, be located at devices such as light-emitting component on wheel hub or the flabellum in order to driving, make brightness can not be blocked and weaken, simultaneously, also can allow light present multifarious variation, increase and dazzle beautiful aesthetic feeling.
For achieving the above object, radiation fan of the present utility model, comprise a shell, one can be relatively the impeller unit of this shell rotation, one control unit, an and bearing unit, this shell has a fixed base, an and support tube that is arranged on this fixed base, this impeller unit comprises a wheel hub, a plurality of respectively from the outward extending flabellum of this wheel hub outer circumferential face, and one be arranged in the support tube of this shell and relatively this shell rotate and conductive rotating shaft, this control unit has a first control circuit plate that is sheathed on the support tube of this shell, this bearing unit has one and is arranged in the support tube of this shell and is attached in the rotating shaft of this impeller unit and conductive clutch shaft bearing, and one with also conductive separately second bearing of this clutch shaft bearing, it is characterized in that:
This impeller unit comprises that also one is attached at the spaghetti on this rotating shaft outer circumferential face, an and conductive casings that is attached on this spaghetti outer circumferential face, be formed with a through hole that supplies this conductive casings to wear on this wheel hub, second bearing of this bearing unit is to be attached on the conductive casings outer circumferential face of this impeller unit, this control unit also has a second control circuit plate that is arranged on this wheel hub and is electrically connected with conductive casings with the rotating shaft of this impeller unit respectively, this radiation fan also comprises a conductive unit, this conductive unit has one and is arranged on the support tube of this shell and can connects first conducting plate of this first control circuit plate and this clutch shaft bearing, one is located on this support tube and second conducting plate that is electrically connected with this first control circuit plate, reaching one is socketed on this support tube and the conductive hoop that is connected with second conducting plate, this conductive hoop is connected with this second bearing simultaneously, from this first control circuit plate, through this first conducting plate, clutch shaft bearing, rotating shaft, and be connected to this second control circuit plate, to form a conductive path independently, in addition, from this first control circuit plate, through this second conducting plate, conductive hoop, second bearing, conductive casings, be connected to this second control circuit plate, to form another conductive path, constitute a galvanic circle by above-mentioned two conductive paths, and make the electric current of this first control circuit plate conduct to this second control circuit plate.
Owing to the second control circuit plate on the wheel hub that is positioned at this impeller unit can obtain electric current from this first control circuit plate, therefore can be with electronic component to be driven (light-emitting component for example ... Deng) be located on this wheel hub or the flabellum, again this electronic component to be driven is electrically connected with this two conductive path, this electronic component to be driven is energized and start, if for example this electronic component to be driven uses light-emitting component, then its light that sends can't be blocked by described flabellum, and can keep original brightness, simultaneously, also can utilize the rotation of this impeller unit, cooperate this second control circuit plate to control described light-emitting component again, make light-emitting component can present multifarious variation, reaching increases the aesthetic feeling of dazzling beautiful brilliance.
[description of drawings]
Fig. 1 is a three-dimensional exploded view of existing radiation fan.
Fig. 2 is a three-dimensional exploded view, and first preferred embodiment of the utility model radiation fan is described.
Fig. 3 is the cross sectional side view of this first preferred embodiment.
Fig. 4 is the partial enlarged drawing of Fig. 3.
Fig. 5 is the cross sectional side view of second preferred embodiment of the utility model radiation fan.
[embodiment]
Below by preferred embodiment and accompanying drawing the utility model radiation fan is elaborated.Before the utility model is described in detail, be noted that in the following description similar elements is to represent with identical numbering.
Shown in Fig. 2,3, first preferred embodiment of the utility model radiation fan, comprising a shell 2, can be relative to the impeller unit 3 of these shell 2 rotations, a control unit 4, is in order to support bearing unit 5, a conductive unit 6 that rotates this impeller unit 3, reaches an oil seal ring 7.
This shell 2 has a fixed base 21, and one is arranged on this fixed base 21 and is the support tube 22 of hollow.
This impeller unit 3 comprise a hollow wheel hub 31, a plurality of respectively from the outward extending flabellum 32, of these wheel hub 31 outer circumferential faces be arranged in the support tube 22 of this shell 2 and relatively these shell 2 rotations and conductive rotating shaft 33, be attached at spaghetti 34, on these rotating shaft 33 outer circumferential faces and be attached at conductive casings 35, a capping 36 on these spaghetti 34 outer circumferential faces, and a latch closure supports at the button of these rotating shaft 33 positon of near bottom and encircles 37.The top of this wheel hub 31 is formed with a groove 311, and a through hole 312 that is communicated with and can supplies this conductive casings 35 to wear with this groove 311.This rotating shaft 33, spaghetti 34 are to rotate together with this wheel hub 31 with conductive casings 35.This capping 36 is to be covered on the groove of this wheel hub 31 311.In this first preferred embodiment, this rotating shaft 33 is that metal material is made with conductive casings 35, to reach the demand of conduction.
This control unit 4 has a first control circuit plate 41 that is arranged on the support tube 22 of this shell 2, and the second control circuit plate 42 that also is electrically connected with conductive casings 35 with the rotating shaft 33 of this impeller unit 3 respectively of a groove 311 that is positioned at this wheel hub 31.The capping 36 of this impeller unit 3 can be used for protecting this second control circuit plate 42 and prevents that dust from falling into.In this first preferred embodiment, this second control circuit plate 42 is arranged in this groove 311, but also can be arranged on this wheel hub 31, should not limit to protection domain of the present utility model with this.
This bearing unit 5 has one and is arranged in the support tube 22 of this shell 2 and is attached in the rotating shaft 33 of this impeller unit 3 and conductive clutch shaft bearing 51, and one with this clutch shaft bearing 51 separately and be attached on conductive casings 35 outer circumferential faces of this impeller unit 3 and conductive second bearing 52.In this first preferred embodiment, this first and second bearing 51,52 is the oil-impregnated bearing that the copper metal material is made, so-called oil-impregnated bearing, it is the ring bodies that forms and be formed with micro pores with copper powder grain sintering, be immersed in the fluid again, fluid can be full of in the hole, can in the contact of rolling, reach lubricated effect.In the design, this rotating shaft 33 is to rotate on the inner peripheral surface of this first and second bearing 51,52 with conductive casings 35, and this first and second bearing 51,52 can't rotate with this impeller unit 3.
This conductive unit 6 have one be arranged on the support tube 22 of this shell 2 and can connect this first control circuit plate 41 be located on this support tube 22 with first conducting plate 61, of this clutch shaft bearing 51 and be electrically connected with this first control circuit plate 41 and with this first conducting plate 61 second conducting plate 62 separately, reach one and be socketed on this support tube 22 and the conductive hoop 63 that is connected with these second conducting plate, 62 conflicts, the outer circumferential face of this second bearing 52 is the inner peripheral surfaces that are attached at this conductive hoop 63.Be noted that this first conducting plate 61 is to penetrate this support tube 22, and separate, so this conductive hoop 63 can't contact to some extent with this first conducting plate 61, conduct with this conductive hoop 63 to block this first conducting plate 61 with this conductive hoop 63.This second conducting plate 62 is electrically connected with it because of contacting this conductive hoop 63, and this conductive hoop 63 can and be fixed for these second bearing, 52 embedding landings.
This oil seal ring 7 is to be located on the conductive casings 35 of this impeller unit 3 and envelope is located at this second bearing, 52 tops.Since this first and second bearing the 51, the 52nd, oil-impregnated bearing, for guaranteeing its lubricity, must be able to stop fluid slowly to leak out, the practice of this clutch shaft bearing 51 is to utilize the support tube 22 of this shell 2 and the deduction ring 37 of this impeller unit 3, surround this clutch shaft bearing 51, reach the function of leakproof, and the practice of this second bearing 52 is to utilize the conductive hoop 63 and this oil seal ring 7 of this conductive unit 6, surround this second bearing 52, reach the function of leakproof.
Cooperate Fig. 4, utilize said elements that the mutual collocation of position is set, and can construct out two independently conductive path to constitute a galvanic circle, one of them conductive path is first conducting plate 61 that is connected to this conductive unit 6 from the first control circuit plate 41 of this control unit 4, then, the clutch shaft bearing 51 of these first conducting plate, 61 these bearing units 5 of conflict, and the inner peripheral surface of this clutch shaft bearing 51 is the rotating shafts 33 of touching this impeller unit 3, and is continuous and this rotating shaft 33 is electrically connected with the second control circuit plate 42 of this control unit 4 again.
Another conductive path then is from this first control circuit plate 41, second conducting plate 62 via this conductive unit 6 is transmitted to this conductive hoop 63, then, these conductive hoop 63 these second bearings 52 of conflict, the inner peripheral surface of this second bearing 52 is the conductive casings 35 that are attached at this impeller unit 3, and this conductive casings 35 is electrically connected with this second control circuit plate 42 again.By the formation of this two conductive path, make the electric current of this first control circuit plate 41 can conduct to the second control circuit plate 42 that is positioned on this impeller unit 3.
When the flabellum 32 of this impeller unit 3 was provided with more than one or one light-emitting component 9 as light emitting diode and so on (among Fig. 3 for showing), its required power supply can directly provide from this second control circuit plate 42, just can allow this light-emitting component 9 produce bright.Because this light-emitting component 9 is the upper surfaces that are positioned at described flabellum 32, therefore can block the light that this light-emitting component 9 is sent, and be maintained original brightness.Certainly, this light-emitting component 9 also can be arranged on the hub 31 of this impeller unit 3.Cooperate the rotation of this impeller unit 3, and the controlling of this second control circuit plate 42, can make the entire heat dissipation fan present multifarious variation, reaching increases the aesthetic feeling of dazzling beautiful brilliance.
As shown in Figure 5, second preferred embodiment of the utility model radiation fan, be identical haply with this first preferred embodiment, wherein difference is: first and second bearing 51,52 of this radiation fan is to use ball bearing, because the problem of no oil liquid leakage, therefore these oil seal ring 7 (see figure 3)s being replaced with one is set on the conductive casings 35 of this impeller unit 3 and the elastic element 8 between this wheel hub 31 and second bearing 52, the function of this elastic element 8 is to be to compress this second bearing 52, to prevent its displacement.In this second preferred embodiment, this elastic element 8 is pressure springs.
Conclude above-mentioned, radiation fan of the present utility model, be the electric current of this first control circuit plate 41 to be communicated to the second control circuit plate 42 that is positioned on this impeller unit 3, one of them conductive path is through this first conducting plate 61, clutch shaft bearing 51, rotating shaft 33, and be electrically connected with this second control circuit plate 42, another conductive path then is through this second conducting plate 62, conductive hoop 63, second bearing 52, conductive casings 35, and be connected to this second control circuit plate 42, by this two independently conductive path to constitute this galvanic circle, and can start the electronic component to be driven that is arranged on this impeller unit 3, as the disclosed light-emitting component 9 of present embodiment, the light that it sent can't be blocked by any flabellum 32, can keep original brightness, simultaneously, when this impeller unit 3 rotates, can cooperate this second control circuit plate 42 to control the bright degree of this light-emitting component 9, allow this light-emitting component 9 present multifarious variation, reach to increase and dazzle the aesthetic feeling of beautiful brilliance, so can reach the purpose of this utility model really.
Claims (8)
1. radiation fan, comprise a shell, one can be relatively the impeller unit of this shell rotation, one control unit, an and bearing unit, this shell has a fixed base, an and support tube that is arranged on this fixed base, this impeller unit comprises a wheel hub, a plurality of respectively from the outward extending flabellum of this wheel hub outer circumferential face, and one be arranged in the support tube of this shell and relatively this shell rotate and conductive rotating shaft, this control unit has a first control circuit plate that is sheathed on the support tube of this shell, this bearing unit has one and is arranged in the support tube of this shell and is attached in the rotating shaft of this impeller unit and conductive clutch shaft bearing, and one with also conductive separately second bearing of this clutch shaft bearing, it is characterized in that:
This impeller unit comprises that also one is attached at the spaghetti on this rotating shaft outer circumferential face, an and conductive casings that is attached on this spaghetti outer circumferential face, be formed with a through hole that supplies this conductive casings to wear on this wheel hub, second bearing of this bearing unit is to be attached on the conductive casings outer circumferential face of this impeller unit, this control unit also has a second control circuit plate that is arranged on this wheel hub and is electrically connected with conductive casings with the rotating shaft of this impeller unit respectively, this radiation fan also comprises a conductive unit, this conductive unit has one and is arranged on the support tube of this shell and can connects first conducting plate of this first control circuit plate and this clutch shaft bearing, one is located on this support tube and second conducting plate that is electrically connected with this first control circuit plate, reaching one is socketed on this support tube and the conductive hoop that is connected with second conducting plate, this conductive hoop is connected with this second bearing simultaneously, from this first control circuit plate, through this first conducting plate, clutch shaft bearing, rotating shaft, and be connected to this second control circuit plate, to form a conductive path independently, in addition, from this first control circuit plate, through this second conducting plate, conductive hoop, second bearing, conductive casings, be connected to this second control circuit plate, to form another conductive path, constitute a galvanic circle by above-mentioned two conductive paths.
2. radiation fan as claimed in claim 1 is characterized in that:
The groove that the wheel hub of this impeller unit more is formed with ccontaining this second control circuit plate and is communicated with this through hole.
3. radiation fan as claimed in claim 2 is characterized in that:
This impeller unit comprises that also one is covered on the capping on the groove of this wheel hub.
4. radiation fan as claimed in claim 3 is characterized in that:
This impeller unit comprises that more a latch closure supports ring at the button of this rotating shaft positon of near bottom.
5. radiation fan as claimed in claim 4 is characterized in that:
This clutch shaft bearing and second bearing are the oil-impregnated bearing that the copper metal material is made.
6. radiation fan as claimed in claim 5 is characterized in that:
This radiation fan also comprises the oil seal ring that an envelope is located at this second bearing top.
7. radiation fan as claimed in claim 4 is characterized in that:
This clutch shaft bearing and second bearing all are ball bearings.
8. radiation fan as claimed in claim 7 is characterized in that:
This radiation fan also comprises one and is set on the conductive casings of this impeller unit and the elastic element between this wheel hub and second bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520128702 CN2854149Y (en) | 2005-12-22 | 2005-12-22 | Radiation fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520128702 CN2854149Y (en) | 2005-12-22 | 2005-12-22 | Radiation fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2854149Y true CN2854149Y (en) | 2007-01-03 |
Family
ID=37580780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520128702 Expired - Fee Related CN2854149Y (en) | 2005-12-22 | 2005-12-22 | Radiation fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2854149Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939390A (en) * | 2013-01-18 | 2014-07-23 | 昆山新力精密五金有限公司 | Heat dissipation fan blade for laptop |
| CN106468284A (en) * | 2015-08-21 | 2017-03-01 | 鸿富锦精密工业（深圳）有限公司 | Fan assembly |
-
2005
- 2005-12-22 CN CN 200520128702 patent/CN2854149Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939390A (en) * | 2013-01-18 | 2014-07-23 | 昆山新力精密五金有限公司 | Heat dissipation fan blade for laptop |
| CN103939390B (en) * | 2013-01-18 | 2016-12-28 | 昆山新力精密五金有限公司 | Notebook radiating vane |
| CN106468284A (en) * | 2015-08-21 | 2017-03-01 | 鸿富锦精密工业（深圳）有限公司 | Fan assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070103 Termination date: 20100122 |