CN1900536B - Fan and its fan frame - Google Patents
Fan and its fan frame Download PDFInfo
- Publication number
- CN1900536B CN1900536B CN2005100876149A CN200510087614A CN1900536B CN 1900536 B CN1900536 B CN 1900536B CN 2005100876149 A CN2005100876149 A CN 2005100876149A CN 200510087614 A CN200510087614 A CN 200510087614A CN 1900536 B CN1900536 B CN 1900536B
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- Prior art keywords
- base
- circuit board
- fan
- stator
- central siphon
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Abstract
The disclosed fan frame is in use for accommodating a circuit board. The fan frame includes a case body, a base, and at least one support member. Being setup inside the case body, the base is spaced to an end face of the case a prearranged height so as to form an accommodation space. The base possesses a connected bottom and an axle tube part. Circuit board is setup inside the accommodation space. Support members are connected between case body and the base. The invention also discloses a fan.
Description
[technical field]
The present invention system is about a kind of fan, especially in regard to a kind of fan and fan frame thereof that holds more electronic component.
[prior art]
See also Fig. 1, it is the schematic representation of a kind of fan of commonly using.As shown in Figure 1, a kind of fan of commonly using 1 comprises a fan frame 10 and a fan component 20 located therein.Fan frame 10 has a housing 11 and a base 12, and base 12 is that the vertically extending central siphon of 121 centre portion 122 is formed from the bottom by a bottom 121 and.
With regard to present fan 1 design, be that the direction of trend automation and multifunction is made, so, must increase gradually by the electronic components mounted number on the circuit board 23.Yet, in commonly using structure, be subject to present bearing arrangement structure Design, a trepanning must be offered so that thereon sheathed for the central siphon portion 122 of base 12 in the center of circuit board 23, thus, make the area of the electronic component put on the circuit board 23 just reduce, and cause the problem of using of not applying.
Except that this, after known circuit board 23 is installed on the base 12, can be on circuit board 23 coating one envelope injecting glue, its purpose system is in order to avoiding circuit board 23 corroded by aqueous vapor, dust or airborne salt fog, and then causes the damage of electronic component.Yet, because stator 21 also is arranged on the base 12 with rotor 22, in the process that is coated with the fabric width injecting glue, stator 21 disturbs the gluing action easily with rotor 22, also be difficult to control the position and the consumption of envelope injecting glue, cause the formality trouble that is coated with the fabric width injecting glue, and because the precision of height dimension is too high, be difficult to the use amount of control envelope injecting glue, have much room for improvement really.
[summary of the invention]
Therefore, for addressing the above problem, the present invention proposes a kind of fan and fan frame thereof, can make on the circuit board that is placed in the fan frame and can hold more electronic component, and can meet demand moistureproof and anti-salt fog.
Secondary objective of the present invention is for providing a kind of fan and fan frame thereof, and its circuit board is coated with fabric width injecting glue person easily.
Edge is, according to purpose of the present invention, proposes a kind of fan frame, and it is in order to holding a circuit board, and the fan frame comprises a housing, a base, and at least one supporting element; Base system is located in the housing, and have a bottom and a central siphon portion, one end face distance, one predetermined altitude of bottom system and housing, system of central siphon portion is linked to the bottom, this central siphon portion and containing space lay respectively at the both sides of this bottom, this circuit board system is located in the containing space, and this bottom and this cover plate lay respectively at the both sides of this circuit board; Supporting element system is connected between housing and the base.
According to a further object of the present invention, a kind of fan is proposed, comprise a fan frame and a fan component; The fan frame has a housing, a base, and at least one supporting element, and base system is located in the housing, and base has the central siphon portion that a bottom and is linked to the bottom, an end face distance one predetermined altitude of bottom system and housing; Supporting element system is connected between housing and the base; Fan component has a rotor, a stator, an and circuit board, the bottom that stator system is located at base has a side of central siphon portion, rotor system is coupled in stator, circuit board system is located in the containing space, the bottom of this base and this cover plate lay respectively at the both sides of this circuit board, and circuit board system electrically connects with stator.
From the above, according to fan of the present invention and framework thereof, because the base of fan frame and an end face distance one predetermined altitude of housing, compare and commonly use structure, in the fan of the present invention, circuit board system is located at a side of the relative axle hole, bottom of base, so circuit board must not offered a trepanning in addition, can be installed on the base, circuit board is had than large space to be installed with more electronic component.Moreover, circuit board and fan component system are located at two sides of base respectively, making the stator of fan component and rotor not influence the program that is coated with the fabric width injecting glue carries out, and, directly will seal the bottom space that injecting glue is filled in the circuit board place, and make the formality that is coated with the fabric width injecting glue become comparatively easy, and, circuit board system is coated in the envelope injecting glue, so the envelope injecting glue can prevent perfectly that more circuit board is subjected to the erosion of extraneous aqueous vapor, dust or salt fog.
For above-mentioned and other purposes of the present invention, feature and advantage can be become apparent, a preferred embodiment cited below particularly, and cooperate appended graphicly, be described in detail below:
[description of drawings]
Fig. 1 is the schematic representation of a kind of fan of commonly using.
Fig. 2 is the schematic representation of fan of the present invention.
Fig. 3 is another schematic representation of fan of the present invention.
[embodiment]
Hereinafter with reference to correlative type, fan and fan frame thereof according to preferred embodiment of the present invention are described.
Seeing also shown in Figure 2ly, is the fan 3 of preferred embodiment of the present invention, comprises a fan frame 30 and a fan component 40.Fan frame 30 has a housing 31, a base 32, and a plurality of supporting element 33.The cross section of housing 31 generally roughly is a circle, certainly also can be the design of square, ellipse or rhombus, can design according to the actual product demand.
In present embodiment, housing 31 centers have the channel part 311 and two expanding parts 312 of a column type, and each expanding part 312 is two ends of being located at channel part 311 respectively, and each expanding part 312 has an angle a with channel part 311 connecting places.The setting of each expanding part 312, its purpose have been to increase the area that air-flow flows into or flows out.Certainly, housing 31 also can be only be provided with an expanding part 312 in a side of channel part 311, and expanding part 312 and channel part 311 joints except be designed to tool one angle a, also can be designed to a lead angle a ' (as shown in Figure 3) or an oblique angle, lead oblique angle or big R angle, that is to say, even the shape difference of expanding part 312 increases the function that air-flow flowed into or flowed out area as long as can have, ought to be contained in the category of the present invention.
As Fig. 2 and shown in Figure 3, a plurality of supporting elements 33 are to be connected between housing 31 and the base 32, and supporting element 33 is to be connected between base 32 and the channel part 311, and are the type structure that raises up.Wherein, the supporting element 33 of present embodiment is to be example with the rib, certainly, also supporting element 33 can be designed to stator blade, more helps air-flow to flow into or flow out to fan frame 30.
Please refer to Fig. 2 again, fan component 40 comprises a stator 41, a rotor 42, and a circuit board 43.Stator 41 is that the bottom 321 of being located at base 32 has a side of central siphon portion 322, and stator 41 can have a plurality of coils 411 and two bearings 412, and each coil 411 is to be adjacent to central siphon portion 322 peripheries, and each bearing 412 is the two ends of being located at central siphon portion 322 respectively.
In addition, circuit board 43 is positioned the mode of base 32 except utilizing stitch 431 or lead, see also Fig. 3, base 32 more can have two grabs 327, each grab 327 is a side that is convexly set in bottom 321 relative central siphon portions 322, and this side is relative with central siphon portion 322, makes circuit board 43 to collude to be located at each grab 327 and reaches the purpose of location.Certainly, circuit board 43 also can be and directly contacts with base 32 or utilize other modes to locate.
As shown in Figures 2 and 3, fan 3 of the present invention more comprises an envelope injecting glue 45, and its material is resin or silicon Li Kang (silicon), and envelope injecting glue 45 is the surface of coating circuit board 43, and can prevent that extraneous aqueous vapor, dust or salt fog from corroding circuit board 43.Wherein, envelope injecting glue 45 is directly to be filled between the bottom 321 of separable cover plate 326 and base 32.
See also Fig. 2 and Fig. 3, the present invention also provides a kind of fan frame 30, and it comprises a housing 31, a base 32, and at least one supporting element 33.Since the fan frame 30 structure identical with the structure of before taking off embodiment, this give same numeral and the appearance do not give unnecessary details.
From the above, according to fan of the present invention and framework thereof, because the base of fan frame and an end face distance one predetermined altitude of housing, compare and commonly use structure, in the fan of the present invention, circuit board system is located in the formed containing space of a side of relative axle hole, bottom of base, so circuit board must not offered a trepanning in addition, can be installed on the base, on circuit board, be installed with more electronic component to have than large space.Moreover, circuit board and fan component system are located at two sides of base respectively, making the stator of fan component and rotor not influence the program that is coated with the fabric width injecting glue carries out, and, directly will seal the bottom space that injecting glue is filled in the circuit board place, and make the formality that is coated with the fabric width injecting glue become comparatively easy, and, circuit board system is coated in the envelope injecting glue, so the envelope injecting glue can prevent perfectly that more circuit board is subjected to the erosion of extraneous aqueous vapor, dust or salt fog.
Though the present invention discloses as above with a preferred embodiment; right its is not in order to limit the present invention; anyly have the knack of this skill person; without departing from the spirit and scope of the present invention; when can being used for a variety of modifications and variations, so protection scope of the present invention is as the criterion when looking accompanying the claim person of defining.
Claims (19)
1. a fan frame holds a circuit board, and this fan frame comprises:
One housing;
One base, be located in this housing, this base has a bottom, a central siphon portion, a sidewall and a separable cover plate, one end face distance, one predetermined altitude of this bottom and this housing, this central siphon portion is linked to this bottom, and this central siphon portion and containing space lay respectively at the both sides of this bottom, this circuit board is located in this containing space, this side wall ring is located at this bottom peripheral edge, and this bottom and this cover plate lay respectively at the both sides of this circuit board, and this cover plate periphery is connected with this sidewall; At least one supporting element, it is connected between this housing and this base; And
One envelope injecting glue, coat this circuit board the surface and be filled between the bottom of this cover plate and this base.
2. fan frame according to claim 1 is characterized in that this bottom has at least one perforation, and it is used for this circuit board and electrically connects with extraneous.
3. fan frame according to claim 2 is characterized in that, described circuit board passes the described perforation back of described base respectively with two stitch and electrically connects with the coil of a stator, and the bottom that this stator is located at this base has a side of this central siphon portion.
4. fan frame according to claim 2, it is characterized in that, two leads and a stator that described circuit board utilization is arranged in respectively in each described perforation electrically connect, and utilizing this two lead that described circuit board is arranged at described base position, the bottom that this stator is located at this base has a side of this central siphon portion.
5. fan frame according to claim 1 is characterized in that described base also can have two grabs, and described grab is convexly set in a side of described bottom, and this side is relative with this central siphon portion, makes described circuit board collude and is located at each described grab with the location.
6. fan frame according to claim 1 is characterized in that, this envelope injecting glue is resin or silicon Li Kang.
7. fan frame according to claim 1 is characterized in that this base also comprises an interdiction piece, and it seals the end of this central siphon portion near this bottom.
8. fan frame according to claim 1, it is characterized in that, this housing has an expanding part and a channel part, this expanding part is located at a side of this channel part, to increase the area that air-flow flows out or flows into, this supporting element is connected between this base and this channel part, and is the type structure that raises up, and this expanding part and this channel part connecting place have a lead angle.
9. fan frame according to claim 1, it is characterized in that, this housing has an expanding part and a channel part, this expanding part is located at a side of this channel part, to increase the area that air-flow flows out or flows into, this supporting element is connected between this base and this channel part, and is the type structure that raises up, and this expanding part and this channel part connecting place have an oblique angle.
10. fan frame according to claim 1 is characterized in that, this cover plate is a ㄇ font, is embedded in the sidewall of this base.
11. a fan comprises:
One fan frame has a housing, a base, and at least one supporting element; This base is located in this housing, this base has central siphon portion, a sidewall and the separable cover plate that a bottom, is linked to this bottom, one end face distance, one predetermined altitude of this bottom and this housing and form a containing space, this supporting element is connected between this housing and this base, this side wall ring is located at this bottom peripheral edge, and this cover plate periphery is connected with this sidewall;
One fan component, it has a rotor, a stator, an and circuit board, the bottom that this stator is located at this base has a side of this central siphon portion, this rotor is coupled in this stator, and this central siphon portion and containing space lay respectively at the both sides of this bottom, and this circuit board is located in this containing space, this circuit board and this stator electrically connect, and this bottom and this cover plate lay respectively at the both sides of this circuit board; And
One envelope injecting glue is coated this circuit board and is filled between the bottom of this cover plate and this base.
12. fan according to claim 11 is characterized in that, the bottom of this fan frame has at least one perforation, and this stator has at least one coil, and this circuit board electrically connects with this coil through this perforation with an at least one lead or a stitch.
13. fan according to claim 11 is characterized in that, this base has at least one grab, colludes for this circuit board and establishes.
14. fan according to claim 11 is characterized in that, described base also can have two grabs, and described grab is convexly set in a side of described bottom, and this side is relative with this central siphon portion, makes described circuit board collude and is located at each described grab with the location.
15. fan according to claim 11 is characterized in that, this circuit board directly contacts and is provided with this base.
16. fan according to claim 11 is characterized in that, this envelope injecting glue is resin or silicon Li Kang.
17. fan according to claim 11 is characterized in that, also comprises an interdiction piece, it seals the end of this central siphon portion near this bottom.
18. fan according to claim 11 is characterized in that, this cover plate is a ㄇ font, is embedded in the sidewall of this base.
19. fan according to claim 12 is characterized in that, described circuit board passes the described perforation back of described base respectively with two stitch and electrically connects with the coil of stator.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2005100876149A CN1900536B (en) | 2005-07-18 | 2005-07-18 | Fan and its fan frame |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN2005100876149A CN1900536B (en) | 2005-07-18 | 2005-07-18 | Fan and its fan frame |
Publications (2)
Publication Number | Publication Date |
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CN1900536A CN1900536A (en) | 2007-01-24 |
CN1900536B true CN1900536B (en) | 2010-08-11 |
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Family Applications (1)
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CN2005100876149A Active CN1900536B (en) | 2005-07-18 | 2005-07-18 | Fan and its fan frame |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101504012B (en) * | 2008-02-04 | 2012-01-04 | 台达电子工业股份有限公司 | Fan |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101319686B (en) * | 2007-06-05 | 2011-11-23 | 台达电子工业股份有限公司 | Fan and its frame |
CN101988519B (en) * | 2009-08-07 | 2013-11-06 | 建准电机工业股份有限公司 | Combined structure of base and axle tube and fan |
JP5945912B2 (en) * | 2012-02-09 | 2016-07-05 | 日本電産株式会社 | fan |
CN104595228B (en) * | 2013-10-30 | 2017-03-01 | 奇鋐科技股份有限公司 | Salt mist-resistant structure for fan and its fan frame |
CN105020177B (en) * | 2014-04-30 | 2017-08-29 | 台达电子工业股份有限公司 | Fan |
CN108266406A (en) * | 2018-02-12 | 2018-07-10 | 东莞永立电机有限公司 | The radiator fan of high-effective water-proof |
DE102019107706A1 (en) * | 2019-03-26 | 2020-10-01 | Ebm-Papst St. Georgen Gmbh & Co. Kg | Fan housing with integrated motor electronics |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0310391A2 (en) * | 1987-10-01 | 1989-04-05 | Seiko Electronic Components Ltd. | Axial flow fan |
CN2283141Y (en) * | 1996-05-07 | 1998-06-03 | 凯美电机股份有限公司 | Lubricating oil cover for fan |
US6045327A (en) * | 1998-05-04 | 2000-04-04 | Carrier Corporation | Axial flow fan assembly and one-piece housing for axial flow fan assembly |
-
2005
- 2005-07-18 CN CN2005100876149A patent/CN1900536B/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0310391A2 (en) * | 1987-10-01 | 1989-04-05 | Seiko Electronic Components Ltd. | Axial flow fan |
CN2283141Y (en) * | 1996-05-07 | 1998-06-03 | 凯美电机股份有限公司 | Lubricating oil cover for fan |
US6045327A (en) * | 1998-05-04 | 2000-04-04 | Carrier Corporation | Axial flow fan assembly and one-piece housing for axial flow fan assembly |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101504012B (en) * | 2008-02-04 | 2012-01-04 | 台达电子工业股份有限公司 | Fan |
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CN1900536A (en) | 2007-01-24 |
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