CN102467198A - Magnetic suspension type fan device - Google Patents
Magnetic suspension type fan device Download PDFInfo
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- CN102467198A CN102467198A CN2010105437384A CN201010543738A CN102467198A CN 102467198 A CN102467198 A CN 102467198A CN 2010105437384 A CN2010105437384 A CN 2010105437384A CN 201010543738 A CN201010543738 A CN 201010543738A CN 102467198 A CN102467198 A CN 102467198A
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- magnetic
- magnet unit
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- floating
- type fan
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Abstract
The invention provides a magnetic suspension type fan device, which comprises a fixed shell and a magnetic suspension shell provided with an impeller, wherein the fixed shell and the magnetic suspension type shell are respectively provided with a magnet unit. When the magnet units have repellent magnetic forces, the magnetic suspension shell is magnetically suspended on the fixed shell so as to prevent vibration of the magnetic suspension shell from being transferred to the fixed shell.
Description
[technical field]
The present invention relates generally to a kind of maglev type shock-absorbing fan, refers in particular to the floating housing magnetic of magnetic that utilizes the floating principle of magnetic will have impeller and floats on stationary housing.
[background technology]
Because the processing speed of computer is more and more faster now, cause computer to produce a large amount of used heat, discharge fast outside the casing of computer in order to make used heat, be that the more fan of installing on the casing is helped heat radiation mostly.But the vibrations that fan is produced when rotating can make casing produce resonance, make to be installed in the influence that other electronic installations on the casing are given a shock in the lump.Especially the storage device as hard disc, the as easy as rolling off a log influence that when running, receives aforementioned vibrations causes read head scratch hard disc disk to cause bad rail to produce the damage with data, and severe patient more possibly cause the damage of hard disc.
The general known practice is; Between interior and fan, add the design of shock-absorbing; For example between fan and casing, add Upper gasket,, but contact with casing owing to fan still sees through pad with the buffering vibrations that fan was transmitted; The effect of its damping is limited, and the effect of its damping can not reach requirement.
The another kind of practice is between the impeller of fan and motor, to add the design that magnetic is floating; But because motor is with high speed drive impeller and fan itself or is locked on the casing; The vibrations that produced when therefore the vibrations of motor itself and impeller quick rotation are with the drive air-flow; Still can be passed to casing, if number of fans more for a long time, still can't reach the requirement for minimum vibrations.
[summary of the invention]
In order to solve the disappearance of above-mentioned known technology; The purpose of this invention is to provide a kind of maglev type fan assembly; Its housing according to general fan is split as a stationary housing and the floating housing of a magnetic, and on stationary housing and the floating housing of magnetic, a magnet unit is set respectively, utilizes the magnetic force that repels each other between two magnet units; The floating housing magnetic of magnetic is floated on stationary housing, with the shock transfer that prevents the floating housing of magnetic to stationary housing.
In order to reach above-mentioned purpose, the present invention provides a kind of maglev type fan assembly, comprising: the floating housing of a stationary housing, one first magnet unit, a magnetic, an impeller, with one second magnet unit.Stationary housing can be fixed on the fan board, and this fan board can be installed on the casing or be the part of casing.First magnet unit is arranged at the upside of stationary housing.The floating housing of magnetic is positioned at the top of stationary housing.Impeller is arranged at the inside of the floating housing of magnetic.Second magnet unit is arranged at the downside of the floating housing of magnetic, and corresponding first magnet unit.Wherein repel each other face when relative when this first magnet unit and this second magnet unit magnetic force, the floating housing of this magnetic floats on this stationary housing along the floating direction magnetic of a magnetic.
In sum; Maglev type fan assembly of the present invention utilizes the floating principle of magnetic, makes the floating housing of the magnetic that is provided with impeller directly not contact stationary housing and fan board, can be compared to known technology; Reduce exhausted major part because of the vibrations that the floating housing of magnetic is produced, can reach the requirement of low vibrations.
In addition, the user need not change the structure of fan board originally, can on general fan board, install maglev type fan assembly of the present invention, to reduce the vibrations of interior.
[description of drawings]
Fig. 1 is the stereographic map of first embodiment of maglev type fan assembly of the present invention;
Fig. 2 is the exploded view of first embodiment of maglev type fan assembly of the present invention;
Fig. 3 and Fig. 4 are the user mode figure of maglev type fan assembly of the present invention, in Fig. 4 first magnet unit float and with the second magnet unit space; And
Fig. 5 is the synoptic diagram of second embodiment of maglev type fan assembly of the present invention.
[embodiment]
What these chapters and sections were narrated is the best mode of embodiment of the present invention, and purpose is to explain spirit of the present invention but not in order to limit protection scope of the present invention, protection scope of the present invention is as the criterion when looking accompanying the claim person of defining.
See also Fig. 1 to Fig. 2, Fig. 1 is the stereographic map of first embodiment of maglev type fan assembly of the present invention, and Fig. 2 is the exploded view of first embodiment of maglev type fan assembly of the present invention.The maglev type fan assembly 1 of present embodiment comprises a maglev type fan 100 and a fan board 200, and wherein the size of maglev type fan 100 can meet the specification of general known fan, so the maglev type fan 100 of present embodiment can be installed in general fan board 200.Aforesaid fan board 200 can be and is installed on the computer chassis or is the part of computer chassis, so the maglev type fan 100 of present embodiment can be applicable in the computer, utilizes maglev type fan 100 that the used heat that computer produced is taken out of outside casing.
In addition, the shell body of the maglev type fan 100 of present embodiment is split as the floating housing 120 of magnetic that a stationary housing 110 and is provided with impeller 130 compared to known fan, and stationary housing 110 can be fixed in fan board 200.Present embodiment utilizes the floating principle of magnetic, and floating housing 120 magnetic of magnetic are floated on stationary housing 110, and the shock transfer that can avoid maglev type shock-absorbing fan 100 is in fan board 200.
Like Fig. 1 and shown in Figure 2, maglev type fan 100 can comprise the floating housing of a stationary housing 110, a magnetic 120, an impeller 130,2 first magnet units 140, with 2 second magnet units 150.Stationary housing 110 is provided with a fixed roof surface 111; Be arranged with a containing groove 112 downwards by fixed roof surface 111; Stationary housing 110 can be provided with two locking holes 113, and the user can be locked in fan board 200 via locking hole 113 with stationary housing 110 by a screw (figure does not show).
The floating housing 120 of magnetic is positioned at the top of stationary housing 110; The floating housing 120 of magnetic is provided with a ventilating surface 121 and the floating bottom surface 122 of a magnetic; Impeller 130 is arranged at the inside of the floating housing 120 of magnetic; And can rotate along a rotation axis AX1, rotation axis AX1 can be positioned at same surface level with the floating bottom surface 122 of magnetic in present embodiment.When impeller 130 rotated, air-flow flowed via ventilating surface 121.The floating housing 120 of magnetic more comprises a protuberance 123, and protuberance 123 is extended by the floating bottom surface 122 of magnetic, and protuberance 123 is placed in containing groove 112, and wherein the part of impeller 130 is positioned at protuberance 123.
In addition, stationary housing 110 more comprises two fixing limiting sections 114, is arranged at the upside of stationary housing 110.The floating housing 120 of magnetic comprises that more two magnetic float limiting section 124, and fixedly limiting section 114 moves along the floating direction D1 of a magnetic with respect to stationary housing 110 in order to the floating housing 120 of restriction magnetic with the floating limiting section 124 of magnetic, avoids the floating housing of magnetic in the displacement of other directions.For example; Fixedly limiting section 114 can comprise two spacing projections; Fixed roof surface 111 by stationary housing 110 extends along the floating direction D1 of magnetic; Spacing projection and lay respectively at the two opposite sides of the contiguous stationary housings 110 of fixed roof surface 111, in other words, spacing projection is respectively adjacent to the two opposite sides at containing groove 112 tops.
The floating limiting section 124 of magnetic comprises two limited impressions, and it can be arranged with in the floating bottom surface 122 of the magnetic of the floating housing 120 of magnetic, and limited impression lays respectively at the two relative side of the floating housing 120 of contiguous magnetic, and in other words, limited impression is respectively adjacent to the two opposite sides of protuberance 123.Spacing projection is placed in limited impression.Therefore can make the floating housing 120 of magnetic be limited to and move by cooperating between spacing projection and the limited impression along the floating direction D1 of magnetic.In present embodiment, the shape of this spacing projection does not limit, and it can be right cylinder, trapezoidal right cylinder, cone, rectangular parallelepiped etc., and this limited impression is matched with the shape of this spacing projection.
By above-mentioned structure, can prevent that when floating housing 120 magnetic of magnetic float on stationary housing 110 the floating housing 120 of magnetic breaks away from the relative position with stationary housing 110.
In present embodiment; First magnet unit 140 is arranged at the upside of stationary housing 110 inside; And be respectively adjacent to the two relative side and the fixed roof surface 111 of stationary housing 110, in other words, first magnet unit 140 is respectively adjacent to the two opposite sides at containing groove 112 tops.Second magnet unit 150 is arranged at the downside of the floating housing of magnetic 120 inside, and is respectively adjacent to the two relative side and the floating bottom surface 122 of magnetic of the floating housing 120 of magnetic, and in other words, second magnet unit 150 is respectively adjacent to the two opposite sides of protuberance 123.
In another embodiment; First magnet unit 140 and second magnet unit 150 constitute by a plurality of magnet, are familiar with inhaling mutually between the magnet of magnet and second magnet unit 150 of people's part first magnet unit 140 capable of using of this art or the arrangement that repels each other makes the floating housing 120 of magnetic more stablize earth magnetism to float on stationary housing 110.
See also Fig. 3 and Fig. 4, be the user mode figure of maglev type fan assembly of the present invention.The first above-mentioned magnet unit 140 can be a permanent magnet (permanent magnet) in present embodiment, and second magnet unit 150 is an electromagnet (electromagnet).As shown in Figure 3; When computer does not start or computer is when being in the running of low temperature such as dormant state; Computer can select not start second magnet unit 150; This moment, first magnet unit 140 was adsorbable in second magnet unit 150, so maglev type fan 100 of present embodiment can not make the floating housing 120 disengaging stationary housings 110 of magnetic because of computer in the vibrations that situation produced such as carrying.
As shown in Figure 4; When launch computer or computer are in the working at high speed state; Computer can transmit an electric power in second magnet unit 150, makes the magnetic force that generation repels each other between the magnet unit 140 and second magnet unit 150 of winning, and first magnet unit 140 upwards floats along the floating direction D1 of magnetic as can be as shown in Figure 4; With second magnet unit, 150 spaces, and then the floating housing 120 of drive magnetic floats.Present embodiment is provided with the floating housing 120 of magnetic of impeller 130 by this, directly or indirectly is not contacted with fan board 200, so the exhausted major part of vibrations that the maglev type shock-absorbing fan 100 of present embodiment is produced when starting can not be transmitted to fan board 200.
In another embodiment, the people who is familiar with this art can replace first magnet unit 140 easily and second magnet unit 150 is an electromagnet and/or a permanent magnet.For example first magnet unit 140 can be an electromagnet, and second magnet unit 150 can be a permanent magnet.In addition, when first magnet unit 140 and second magnet unit 150 are an electromagnet, need transferring electric power, just can produce the magnetic force that repels each other/inhale mutually in first magnet unit 140 and second magnet unit 150.When first magnet unit 140 and second magnet unit 150 are a permanent magnet, do not need transferring electric power promptly can produce the magnetic force that repels each other.
See also the synoptic diagram of Fig. 5 for second embodiment of maglev type fan assembly of the present invention.Be with the first embodiment difference; First magnet unit 140 is not arranged within the stationary housing 110; Second magnet unit 150 is not arranged within the floating housing 120 of magnetic; Fixed roof surface 111, the second magnet units 150 that first magnet unit 140 is arranged at stationary housing 110 outsides are arranged at the floating bottom surface 122 of magnetic that magnetic floats housing 120 outsides.So; First magnet unit 140 and second magnet unit 150 can be directly fixed on fixed roof surface 111 and the floating bottom surface 122 of magnetic with modes such as gummeds simply; To simplify manufacturing process; And do not have other objects between first magnet unit 140 and second magnet unit 150, less magnetic force capable of using makes floating housing 120 magnetic of magnetic float on stationary housing 110.
Though the present invention discloses as above with various embodiment, however its be merely example with reference to but not in order to limiting scope of the present invention, anyly have the knack of this art, do not breaking away from the spirit and scope of the present invention, when doing a little change and retouching.Therefore the foregoing description is not in order to limiting scope of the present invention, and protection scope of the present invention is as the criterion when looking accompanying the claim person of defining.
Claims (10)
1. a maglev type fan assembly is characterized in that, comprising:
One stationary housing;
One first magnet unit is arranged at the upside of said stationary housing;
One magnetic floats housing, is positioned at the top of said stationary housing;
One impeller is arranged at the inside that said magnetic floats housing; And
One second magnet unit is arranged at the downside that said magnetic floats housing, and corresponding said first magnet unit;
Wherein repel each other face when relative when said first magnet unit and the said second magnet unit magnetic force, the floating housing of said magnetic floats on said stationary housing along the floating direction magnetic of a magnetic.
2. maglev type fan assembly as claimed in claim 1; It is characterized in that; Said first magnet unit is a permanent magnet; Said second magnet unit is an electromagnet, and wherein when said electromagnet energising produced magnetic force, said first magnet unit and said second magnet unit produced the magnetic force that repels each other.
3. maglev type fan assembly as claimed in claim 1; It is characterized in that; Said first magnet unit is an electromagnet; Said second magnet unit is a permanent magnet, and wherein when said electromagnet energising produced magnetic force, said first magnet unit and said second magnet unit produced the magnetic force that repels each other.
4. maglev type fan assembly as claimed in claim 1; It is characterized in that; Said first magnet unit and said second magnet unit are respectively an electromagnet; Wherein when said first magnet unit and said second magnet unit energising generation magnetic force, said first magnet unit and said second magnet unit produce the magnetic force that repels each other.
5. maglev type fan assembly as claimed in claim 1 is characterized in that, said first magnet unit and said second magnet unit are respectively a permanent magnet.
6. maglev type fan assembly as claimed in claim 1 is characterized in that said stationary housing is fixed in a fan board.
7. maglev type fan assembly as claimed in claim 1 is characterized in that said stationary housing is fixed in a fan board, and said fan board is provided with two buffer cells, and said buffer cell is respectively adjacent to the two opposite sides of the floating housing of said magnetic.
8. maglev type fan assembly as claimed in claim 1; It is characterized in that; Said stationary housing more comprises a fixing limiting section; Be arranged at the upside of said stationary housing, the floating housing of said magnetic comprises that more a magnetic floats limiting section, and the floating limiting section of wherein said fixedly limiting section and said magnetic moves along the floating direction of said magnetic with respect to said stationary housing in order to limit the floating housing of said magnetic.
9. maglev type fan assembly as claimed in claim 8 is characterized in that, said fixedly limiting section is a spacing projection, and the floating limiting section of said magnetic is a limited impression, and said spacing projection is placed in said limited impression.
10. maglev type fan assembly as claimed in claim 1 is characterized in that said stationary housing has a fixed roof surface, and said fixed roof surface is arranged with a containing groove downwards; The floating housing of said magnetic has the floating bottom surface of a magnetic; And a protuberance is extended in the floating bottom surface of said magnetic; Said protuberance is placed in said containing groove, and the part of wherein said impeller is positioned at said protuberance, and the shape of said containing groove corresponds to said protuberance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105437384A CN102467198A (en) | 2010-11-11 | 2010-11-11 | Magnetic suspension type fan device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105437384A CN102467198A (en) | 2010-11-11 | 2010-11-11 | Magnetic suspension type fan device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102467198A true CN102467198A (en) | 2012-05-23 |
Family
ID=46070920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105437384A Pending CN102467198A (en) | 2010-11-11 | 2010-11-11 | Magnetic suspension type fan device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102467198A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1349054A (en) * | 2000-10-18 | 2002-05-15 | 刘大刚 | Magnetically suspended flexible-shaft blower |
| CN2625985Y (en) * | 2003-05-30 | 2004-07-14 | 赵晓龙 | Rain alarm |
| CN2879786Y (en) * | 2005-11-18 | 2007-03-21 | 上海市黄浦区新凌小学 | Magnetic floating rotating plate on dining-table |
| CN201260106Y (en) * | 2008-08-08 | 2009-06-17 | 黄瑞益 | Fan motor and heat radiating fan adopting magnetic suspension type oil containing bearing |
-
2010
- 2010-11-11 CN CN2010105437384A patent/CN102467198A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1349054A (en) * | 2000-10-18 | 2002-05-15 | 刘大刚 | Magnetically suspended flexible-shaft blower |
| CN2625985Y (en) * | 2003-05-30 | 2004-07-14 | 赵晓龙 | Rain alarm |
| CN2879786Y (en) * | 2005-11-18 | 2007-03-21 | 上海市黄浦区新凌小学 | Magnetic floating rotating plate on dining-table |
| CN201260106Y (en) * | 2008-08-08 | 2009-06-17 | 黄瑞益 | Fan motor and heat radiating fan adopting magnetic suspension type oil containing bearing |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120523 |