CN102230474A - Waterproof and dustproof fan - Google Patents
Waterproof and dustproof fan Download PDFInfo
- Publication number
- CN102230474A CN102230474A CN2011101766584A CN201110176658A CN102230474A CN 102230474 A CN102230474 A CN 102230474A CN 2011101766584 A CN2011101766584 A CN 2011101766584A CN 201110176658 A CN201110176658 A CN 201110176658A CN 102230474 A CN102230474 A CN 102230474A
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- post
- jack
- diameter end
- plug
- bearing
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a waterproof and dustproof fan. The waterproof and dustproof fan comprises a seat body (1), a rotating fan blade (2), a magnetic ring (3), two bearings (41 and 42), a clamp spring (5), a stator component (6) and a plug (7), wherein the seat body (1) is provided with an internal shaft column (11) and an external shaft column (12); an annular cavity (15) is formed between the internal shaft column (11) and the external shaft column (12); the rotating fan blade (2) comprises a columnar wall (20), blades (24), and the large diameter end (22) and the small diameter end (21) of a stepped shaft which is coaxial with the columnar wall (20); an annular groove (23) is formed at the small diameter end (21); the magnetic ring (3) is fixed on the inner side of the columnar wall (20) and sleeved on the external shaft column (12); an annular convex block (18) is arranged in the internal shaft column (11); the two bearings (41 and 42) are sleeved at the small diameter end (21), embedded into the internal hole of the internal shaft column (11) and positioned on the two sides of the annular convex block (18); the clamp spring (5) is clamped and fixed on the annular groove (23); the winding of the stator component (6) is positioned in the annular cavity (15); and the opening end of the annular cavity (15) is sealed by the plug (7). The waterproof and dustproof fan can be applied to the field of fans.
Description
Technical field
The present invention relates to a kind of water proof and dust proof fan.
Background technique
LED has long advantage of luminous efficiency height, power saving and life-span, and it is used more and more widely.LED is applied to normal lighting, in order to reach illumination requirement, generally a plurality of power-type LEDs to be concentrated on the light fixture and use, therefore the heat radiation of LED becomes a key factor that influences LED light fixture user mode and life-span, especially for high-power LED lamp, heat dissipation problem has become a technical bottleneck that influences its extensive use.Existing LED light fixture all belongs to passive heat radiation, promptly radiating fin or the similar device by radiator dispels the heat, in order to improve radiating effect, need increase heat diffusion area as far as possible, cause existing LED light fixture overall volume generally bigger thus, radiating structure complexity, and its radiating effect and unsatisfactory.The applicant once was applied to radiation fan so that compulsory active heat removal to be provided, obtain good heat-radiation effect in the LED light fixture.For the bigger light fixture of industrial and mining lamp constant power, in order further to improve radiating effect, often it is made open structure, therefore cause the waterproof and dustproof weak effect, light fixture for the band radiation fan, the ifs circuit part has possessed the effect of waterproof and dustproof, if radiation fan has the waterproof and dustproof effect, then whole light fixture just can directly apply in the open environment.Except the radiation fan in the above-mentioned LED light fixture, the small-sized heat radiating fan in other electronic product has the requirement of waterproof and dustproof equally.
Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiencies in the prior art, and a kind of simple in structure, cost is low, the water proof and dust proof effect is good water proof and dust proof fan is provided.
The technical solution adopted in the present invention is: the present invention includes pedestal, rotate flabellum, magnet ring, clutch shaft bearing, second bearing, jump ring, stator module, described water proof and dust proof fan also comprises plug, the center of described pedestal is provided with the interior jack-post of band endoporus, stair-stepping outer jack-post, form the annular housing of end sealing in described between jack-post and the described outer jack-post, described rotation flabellum comprises the cylindrical wall of end sealing, the blade that several are connected with the described cylindrical wall outside, bigger diameter end with the coaxial multidiameter shaft of described cylindrical wall, miner diameter end, described miner diameter end is provided with circular groove, described magnet ring is fixed on the inboard of described cylindrical wall and is placed in the periphery of described outer jack-post, the inboard of jack-post is provided with annular lug in axial middle part in described, described clutch shaft bearing, described second bearing all be socketed on the described miner diameter end and embed described in jack-post endoporus and lay respectively at the both sides of described annular lug, described jump ring connects and fixes on described circular groove, described clutch shaft bearing is axially carrying out axial limiting by described bigger diameter end and described annular lug, described second bearing is axially carrying out axial limiting by described annular lug and described jump ring, the winding of described stator module is positioned at described annular housing, and described plug is with the opening end sealing of described annular housing.
The madial wall of described outer jack-post is provided with at least two draw-in grooves in the open end of described annular housing, and described plug is provided with at least two inserted parts, described inserted part and the suitable clamping of described draw-in groove.
Perhaps, described plug and the opening end of described annular housing are by being threaded and sealing.
Described pedestal is provided with some connecting tendons and is connected with described outer jack-post.
Described connecting tendon is provided with wire casing and electric wire retaining.
The invention has the beneficial effects as follows: because the center of pedestal of the present invention is provided with the interior jack-post of band endoporus, stair-stepping outer jack-post, form the annular housing of end sealing in described between jack-post and the described outer jack-post, described rotation flabellum comprises the cylindrical wall of end sealing, the blade that several are connected with the described cylindrical wall outside, bigger diameter end with the coaxial multidiameter shaft of described cylindrical wall, miner diameter end, described miner diameter end is provided with circular groove, described magnet ring is fixed on the inboard of described cylindrical wall and is placed in the periphery of described outer jack-post, the inboard of jack-post is provided with annular lug in axial middle part in described, described clutch shaft bearing, described second bearing all be socketed on the described miner diameter end and embed described in jack-post endoporus and lay respectively at the both sides of described annular lug, described jump ring connects and fixes on described circular groove, described clutch shaft bearing is axially carrying out axial limiting by described bigger diameter end and described annular lug, described second bearing is axially carrying out axial limiting by described annular lug and described jump ring, the winding of described stator module is positioned at described annular housing, described plug is with the opening end sealing of described annular housing, the present invention is on the basis of existing fan, increase described plug, and the connection and the modes of emplacement of stationary part and attachment portion thereof have been improved, place by winding in the described annular housing of end sealing described stator module, and by of the opening end sealing of described plug with described annular housing, make described stator module be in the airtight environment, stator can be avoided the intrusion of water and dust, and, the described cylindrical wall of one end sealing is with described clutch shaft bearing, the rotating shaft of described second bearing and fan---also be closed with the described miner diameter end of the coaxial multidiameter shaft of described cylindrical wall, making is rotatably assorted partly also can avoid the intrusion of water and dust, whole fan is in water proof and dust proof, accomplish that structure is small and exquisite, with low cost, so the present invention is simple in structure, cost is low, the water proof and dust proof effect is good.
Description of drawings
Fig. 1 is the blast structural representation of the embodiment of the invention;
Fig. 2 is the perspective view of the embodiment of the invention;
Fig. 3 is the Facad structure schematic representation of the embodiment of the invention;
Fig. 4 is an A-A cross-sectional configuration schematic representation shown in Figure 3.
Embodiment
As Fig. 1～shown in Figure 4, the water proof and dust proof fan of present embodiment comprises pedestal 1, rotate flabellum 2, magnet ring 3, clutch shaft bearing 41, second bearing 42, jump ring 5, stator module 6, plug 7, the center of described pedestal 1 is provided with the interior jack-post 11 of band endoporus, stair-stepping outer jack-post 12, form the annular housing 15 of end sealing in described between jack-post 11 and the described outer jack-post 12, described pedestal 1 is provided with four connecting tendons 16 and is connected with described outer jack-post 12, described connecting tendon 16 is provided with wire casing 17 and electric wire retaining 14, so that lay electric wire, described rotation flabellum 2 comprises the cylindrical wall 20 of end sealing, the blade 24 that several are connected with described cylindrical wall 20 outsides, bigger diameter end 22 with the coaxial multidiameter shaft of described cylindrical wall 20, miner diameter end 21, described miner diameter end 21 is provided with circular groove 23, described magnet ring 3 is fixed on the inboard of described cylindrical wall 20 and is placed in the periphery of described outer jack-post 12, the inboard of jack-post 11 is provided with annular lug 18 in axial middle part in described, described clutch shaft bearing 41, described second bearing 42 all be socketed on the described miner diameter end 21 and embed described in jack-post 11 endoporus and lay respectively at the both sides of described annular lug 18, described jump ring 5 connects and fixes on described circular groove 23, described clutch shaft bearing 41 is axially carrying out axial limiting by described bigger diameter end 22 and described annular lug 18, described second bearing 42 is axially carrying out axial limiting by described annular lug 18 and described jump ring 5, the winding of described stator module 6 is positioned at described annular housing 15, described plug 7 is with the opening end sealing of described annular housing 15, the madial wall of described outer jack-post 12 is provided with three draw-in grooves 13 in the open end of described annular housing 15, described plug 7 is provided with three inserted parts 71, described inserted part 71 and described draw-in groove 13 suitable clampings, certainly, described inserted part 71 can minimumly be two with the quantity of described draw-in groove 13, and the opening end of described plug 7 and described annular housing 15 also can be by being threaded and sealing or adopt alternate manner sealings such as gluing.
The present invention is on the basis of existing fan, increase described plug 7, and the connection and the modes of emplacement of stationary part and attachment portion thereof have been improved, place by winding in the described annular housing 15 of end sealing described stator module 6, and by of the opening end sealing of described plug 7 with described annular housing 15, make described stator module 6 be in the airtight environment, stator can be avoided the intrusion of water and dust, and, the described cylindrical wall 20 of one end sealing is with described clutch shaft bearing 41, the rotating shaft of described second bearing 42 and fan---also be closed with the described miner diameter end 21 of the coaxial multidiameter shaft of described cylindrical wall 20, make the rotating shaft part also can avoid the intrusion of water and dust, when making whole fan water proof and dust proof, accomplish that structure is small and exquisite, with low cost, so the present invention is simple in structure, cost is low, the water proof and dust proof effect is good.
The present invention can be widely used in the LED lighting field.
Claims (5)
1. water proof and dust proof fan, comprise pedestal (1), rotate flabellum (2), magnet ring (3), clutch shaft bearing (41), second bearing (42), jump ring (5), stator module (6), it is characterized in that: described water proof and dust proof fan also comprises plug (7), the center of described pedestal (1) is provided with the interior jack-post (11) of band endoporus, stair-stepping outer jack-post (12), form the annular housing (15) of end sealing in described between jack-post (11) and the described outer jack-post (12), described rotation flabellum (2) comprises the cylindrical wall (20) of end sealing, the blade (24) that several are connected with described cylindrical wall (20) outside, bigger diameter end (22) with the coaxial multidiameter shaft of described cylindrical wall (20), miner diameter end (21), described miner diameter end (21) is provided with circular groove (23), described magnet ring (3) is fixed on the inboard of described cylindrical wall (20) and is placed in the periphery of described outer jack-post (12), the inboard of jack-post (11) is provided with annular lug (18) in described in axial middle part, described clutch shaft bearing (41), described second bearing (42) all is socketed on the both sides that described miner diameter end (21) was gone up and embedded the endoporus of described interior jack-post (11) and lays respectively at described annular lug (18), described jump ring (5) connects and fixes on described circular groove (23), described clutch shaft bearing (41) is axially carrying out axial limiting by described bigger diameter end (22) and described annular lug (18), described second bearing (42) is axially carrying out axial limiting by described annular lug (18) and described jump ring (5), the winding of described stator module (6) is positioned at described annular housing (15), and described plug (7) is with the opening end sealing of described annular housing (15).
2. water proof and dust proof fan according to claim 1, it is characterized in that: the madial wall of described outer jack-post (12) is provided with at least two draw-in grooves (13) in the open end of described annular housing (15), described plug (7) is provided with at least two inserted parts (71), described inserted part (71) and the suitable clamping of described draw-in groove (13).
3. water proof and dust proof fan according to claim 1 is characterized in that: the opening end of described plug (7) and described annular housing (15) is by being threaded and sealing.
4. water proof and dust proof fan according to claim 1 is characterized in that: described pedestal (1) is provided with some connecting tendons (16) and is connected with described outer jack-post (12).
5. water proof and dust proof fan according to claim 4 is characterized in that: described connecting tendon (16) is provided with wire casing (17) and electric wire retaining (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110176658 CN102230474B (en) | 2011-06-28 | 2011-06-28 | Waterproof and dustproof fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110176658 CN102230474B (en) | 2011-06-28 | 2011-06-28 | Waterproof and dustproof fan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102230474A true CN102230474A (en) | 2011-11-02 |
| CN102230474B CN102230474B (en) | 2013-03-27 |
Family
ID=44843071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110176658 Expired - Fee Related CN102230474B (en) | 2011-06-28 | 2011-06-28 | Waterproof and dustproof fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102230474B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105914932A (en) * | 2016-06-14 | 2016-08-31 | 杨伟平 | Waterproof dustproof device of external rotor direct-current brushless motor heat dissipation fan |
| WO2017084524A1 (en) * | 2015-11-19 | 2017-05-26 | 广东美的环境电器制造有限公司 | Rear guard of box fan and box-fan |
| CN108180155A (en) * | 2018-03-15 | 2018-06-19 | 广东金莱特电器股份有限公司 | A kind of portable fan with pressuring line structure |
| CN112177986A (en) * | 2019-07-03 | 2021-01-05 | 酷基因科技有限公司 | Fan device and light-emitting mask structure thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2338522Y (en) * | 1998-05-19 | 1999-09-15 | 曾永昌 | Axial-flow fan with improved structure |
| JP2004341669A (en) * | 2003-05-14 | 2004-12-02 | Toshiba Home Technology Corp | Cooling device |
| WO2011035636A1 (en) * | 2009-09-25 | 2011-03-31 | Liu Ching-Tang | Non-contact dust-proof structure for heat dissipating fan |
| CN202132257U (en) * | 2011-06-28 | 2012-02-01 | 广州南科集成电子有限公司 | Waterproof and dustproof fan |
-
2011
- 2011-06-28 CN CN 201110176658 patent/CN102230474B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2338522Y (en) * | 1998-05-19 | 1999-09-15 | 曾永昌 | Axial-flow fan with improved structure |
| JP2004341669A (en) * | 2003-05-14 | 2004-12-02 | Toshiba Home Technology Corp | Cooling device |
| WO2011035636A1 (en) * | 2009-09-25 | 2011-03-31 | Liu Ching-Tang | Non-contact dust-proof structure for heat dissipating fan |
| CN202132257U (en) * | 2011-06-28 | 2012-02-01 | 广州南科集成电子有限公司 | Waterproof and dustproof fan |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017084524A1 (en) * | 2015-11-19 | 2017-05-26 | 广东美的环境电器制造有限公司 | Rear guard of box fan and box-fan |
| CN105914932A (en) * | 2016-06-14 | 2016-08-31 | 杨伟平 | Waterproof dustproof device of external rotor direct-current brushless motor heat dissipation fan |
| CN108180155A (en) * | 2018-03-15 | 2018-06-19 | 广东金莱特电器股份有限公司 | A kind of portable fan with pressuring line structure |
| CN112177986A (en) * | 2019-07-03 | 2021-01-05 | 酷基因科技有限公司 | Fan device and light-emitting mask structure thereof |
| CN112177986B (en) * | 2019-07-03 | 2022-10-25 | 酷基因科技有限公司 | Fan device and light-emitting mask structure thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102230474B (en) | 2013-03-27 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130327 Termination date: 20210628 |
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| CF01 | Termination of patent right due to non-payment of annual fee |