CN208236759U - The radiator fan of high-effective water-proof - Google Patents
The radiator fan of high-effective water-proof Download PDFInfo
- Publication number
- CN208236759U CN208236759U CN201820248922.8U CN201820248922U CN208236759U CN 208236759 U CN208236759 U CN 208236759U CN 201820248922 U CN201820248922 U CN 201820248922U CN 208236759 U CN208236759 U CN 208236759U
- Authority
- CN
- China
- Prior art keywords
- installation cavity
- circuit board
- flabellum
- stator
- effective water
- 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
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Abstract
The utility model discloses a kind of radiator fan of high-effective water-proof, includes fan frame, flabellum, circuit board, stator and rotor；The top surface of the fan frame is recessed with opening up flabellum installation cavity, the bottom surface jack-post of flabellum installation cavity, in the axis hole of the jack-post in be fixed with bearing, the bottom surface of fan frame is recessed with circuit board installation cavity, and the bottom surface of circuit board installation cavity offers pin mounting hole；The flabellum is set in flabellum installation cavity, and flabellum has an accommodating cavity, is fixed with central spindle in the accommodating cavity, which is plugged in bearing；Stator and circuit board are isolated from each other and are disposed in different installation cavitys by the utility model, effectively avoid in the heat transfer to circuit board of stator, so that circuit board operation is more reliable and more stable, and pass through encapsulating, so that flabellum installation cavity and circuit board installation cavity is sealed against one another separates, it realizes better sealing performance, also there are anti-corrosion and dust-free characteristics, be conducive to promote product runnability and service life.
Description
Technical field
The utility model relates to radiator fan field technologies, refer in particular to a kind of radiator fan of high-effective water-proof.
Background technique
Radiator fan is widely used in solving the heat dissipation problem of various electronic equipments or component, in such as PC in
Central processor CPU, video card and power supply etc..Known fan structure mainly includes stator and rotor, in the jack-post of stator base
Axis hole in be provided with oiliness bearing, the electromagnetic coil and silicon steel sheet of stator are installed in outside jack-post, and the central spindle in rotor is plugged in
In oiliness bearing, the permanent magnet ring on rotor is coated at outside electromagnetic coil.When fan activation, by the electromagnetic coil and magnet ring
Magnetic fields drive rotor to be applied around jack-post to turn, and rotor rotation can produce air-flow using flabellum thereon, and produce electronic building brick
The effect of raw thermal energy is blown out, reaches radiating and cooling.
Though having been found that it in actual use however, above-mentioned traditional fan structure has the basic function of heat dissipation
There are still there are many deficiencies in self structure and service performance, fail to achieve the best use effect and task performance, there are still
There are many places to be improved.In particular, stator and circuit board are placed in same installation cavity, so that the heat transfer that stator generates
To circuit board, adverse effect is caused to the operation of circuit board, also, current radiator fan waterproof performance is bad, it will be serious
Influence the runnability and service life of fan.
Utility model content
In view of this, the utility model is in view of the existing deficiencies of the prior art, main purpose is to provide a kind of efficiently anti-
The radiator fan of water, can effectively solve its stator of existing radiator fan generation heat be easy to be transferred on circuit board and
The bad problem of waterproof performance.
To achieve the above object, the utility model is using following technical solution:
A kind of radiator fan of high-effective water-proof, has included fan frame, flabellum, circuit board, stator and rotor；
The top surface of the fan frame is recessed with opening up flabellum installation cavity, the bottom surface jack-post of flabellum installation cavity, the jack-post
It is fixed with bearing in axis hole, the bottom surface of fan frame is recessed with downward opening circuit board installation cavity, the bottom surface of circuit board installation cavity
Offer the pin mounting hole of connection flabellum installation cavity；
The flabellum is set in flabellum installation cavity, and flabellum has an accommodating cavity, is fixed with central spindle in the accommodating cavity, the central spindle
It is plugged in bearing；
The circuit board is set in circuit board installation cavity, which is arranged and is fixed on outside jack-post, and stator is located at accommodating cavity
In, the pin of stator passes through in pin mounting hole and connection is connected with circuit board, and pin mounting hole is filled with the first marine glue
And by flabellum installation cavity and circuit board installation cavity is sealed against one another separates；The rotor is fixed in accommodating cavity and is located at the outer of stator
It encloses.
As a preferred embodiment, the top side of the jack-post is recessed with card groove, and the top of the stator is convexly equipped with card
Buckle, the clamping part and card groove cooperation buckle are fixed.
As a preferred embodiment, the bottom surface of the flabellum installation cavity is convexly equipped with baffle ring, which is located at pin mounting hole
Periphery, baffle ring, which encloses, is configured to accommodation groove, and aforementioned first marine glue is filled in accommodation groove.
As a preferred embodiment, the baffle ring extends in accommodating cavity, the fully wrapped around firmly stator of the first marine glue.
As a preferred embodiment, formed lead channel in the fan frame, which should
Lead channels are equipped with conducting wire, and connection is connected with circuit board for the inner end of conducting wire, between the outer wall of conducting wire and the inner wall of lead channels
It is folded with plug.
As a preferred embodiment, it is filled with the second marine glue in the circuit board installation cavity and lead channels, this second
Marine glue extends to plug and fully wrapped around firmly circuit board.
As a preferred embodiment, the bottom of the fan frame is provided with cover board, which covers circuit board installation cavity
Opening.
As a preferred embodiment, the cover board is fixed in fan frame by screw, and is folded between cover board and fan frame
Sealing ring.
As a preferred embodiment, the stator, which extends, insulation sleeve, which is sheathed on outside the pin of stator, absolutely
Edge set is inserted into pin mounting hole.
As a preferred embodiment, it is additionally provided with electronic component in the flabellum installation cavity, which draws
Foot passes through corresponding pin mounting hole and inserts conducting connection on circuit boards.
The utility model has clear advantage and beneficial effect compared with prior art, specifically, by above-mentioned technology
Known to scheme:
Stator and circuit board are isolated from each other and are disposed in different installation cavitys by the utility model, effectively avoid stator
Heat transfer to circuit board on so that circuit board operation is more reliable and more stable, and by encapsulating, so that flabellum is installed
Chamber and circuit board installation cavity is sealed against one another separates, realizes better sealing performance, also has anti-corrosion and dust-free characteristics, benefit
In promotion product runnability and service life.
For the structure feature and effect for more clearly illustrating the utility model, come with reference to the accompanying drawing with specific embodiment pair
The utility model is described in detail.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of first preferred embodiment of the utility model；
Fig. 2 is the structural schematic diagram of second preferred embodiment of the utility model；
Fig. 3 is the structural schematic diagram of the third preferred embodiment of the utility model；
Fig. 4 is the structural schematic diagram of the 4th preferred embodiment of the utility model.
Description of drawing identification:
10, fan frame 11, flabellum installation cavity
12, circuit board installation cavity 13, pin mounting hole
14, baffle ring 15, accommodation groove
16, lead channels 20, flabellum
21, accommodating cavity 30, circuit board
40, stator 41, pin
42, clamping part 43, insulation sleeve
50, rotor 60, jack-post
61, axis hole 62, card groove
71, bearing 72, central spindle
73, conducting wire 74, plug
75, cover board 76, screw
77, sealing ring 81, the first marine glue
82, the first marine glue 90, electronic component
91, pin 92, insulating base.
Specific embodiment
It please refers to shown in Fig. 1, it to include fan that show the specific structures of first preferred embodiment of the utility model
Frame 10, flabellum 20, circuit board 30, stator 40 and rotor 50.
The top surface of the fan frame 10 is recessed with opening up flabellum installation cavity 11, the bottom surface jack-post 60 of flabellum installation cavity 11,
It is fixed with bearing 71 in the axis hole 61 of the jack-post 60, the bottom surface of fan frame 10 is recessed with downward opening circuit board installation cavity 12,
The bottom surface of circuit board installation cavity 12 offers the pin mounting hole 13 of connection flabellum installation cavity 11；In the present embodiment, fan frame 10
For plastic cement material, which is metal material, and jack-post 60 is fixed together with 10 produced by insert molding of fan frame.
The flabellum 20 is set in flabellum installation cavity 11, and flabellum 20 has an accommodating cavity 21, is fixed in the accommodating cavity 21
Central spindle 72, the central spindle 72 are plugged in bearing 71.
The circuit board 30 is set in circuit board installation cavity 12, and circuit board 30 is sheathed on the lower end of jack-post 60；This is fixed
Son 40 is arranged and is fixed on outside jack-post 60, and stator 40 is located in accommodating cavity, and the pin 41 of stator 40 passes through in pin mounting hole 13
And be connected and connect with circuit board 30, and pin mounting hole 13 be filled with the first marine glue 81 and by flabellum installation cavity 11 and circuit board
Installation cavity 12 is sealed against one another to be separated；The rotor 50 is fixed on the periphery in accommodating cavity 21 and being located at stator 40.
The top side of the jack-post 60 is recessed with card groove 62, and the top of the stator 40 is convexly equipped with clamping part 42, the card
Buckle 42 and the cooperation buckle of card groove 62 are fixed, to realize the fixed installation of stator 40.
The bottom surface of the flabellum installation cavity 11 is convexly equipped with baffle ring 14, which is located at the periphery of pin mounting hole 13, gear
Ring 14, which encloses, is configured to accommodation groove 15, and aforementioned first marine glue 81 is filled in accommodation groove 15.Also, the stator 40, which extends, to be had
Insulation sleeve 43, the insulation sleeve 43 are sheathed on outside the pin 41 of stator 40, and insulation sleeve 43 is inserted into pin mounting hole 13, so as to
The sealing of first marine glue 81 combines, and realizes better seal, and pin 41 is copper needle, and pin 41 is fixed with 43 produced by insert molding of insulation sleeve
Together；And it is additionally provided with electronic component 90 in the flabellum installation cavity 11, the pin 91 of the electronic component 90 passes through
Corresponding pin mounting hole 13, which is inserted on circuit board 30, is connected connection, also, insulating base 92, insulating base are arranged with outside pin 91
92 sockets, to be combined with the sealing of the first marine glue 81, realize better seal in pin mounting hole 13.
And formed lead channel 16 in the fan frame 10,16 connection circuit plate installation cavity 12 of lead channels, to carry out
Air-leakage test, the lead channels 16 are equipped with conducting wire 73, and the inner end of conducting wire 73 and the conducting of circuit board 30 connect, outside conducting wire 73
Plug 74 is folded between wall and the inner wall of lead channels 16.Also, it is filled in the circuit board installation cavity 12 and lead channels 16
Completely there is the second marine glue 82, which extends to plug 74 and fully wrapped around firmly circuit board.
After tested, the product waterproofing grade of the present embodiment has preferable fire resistance characteristic up to IP55, and can realize anti-
Rotten, dust reduction capability, service performance are preferable.
Shown in referring to figure 2., that show the specific structure of second preferred embodiment of the utility model, the present embodiment
Specific structure and aforementioned first preferred embodiment specific structure it is essentially identical, except that:
In the present embodiment, there is no filling second marine glues in circuit board installation cavity 12 and lead channels 16, but lead to
The sealing of cover board 75 is crossed, specifically, the bottom of the fan frame 10 is provided with cover board 75, and the cover board 75 sealing covers circuit board installation cavity
12 opening, also, the cover board 75 is fixed in fan frame 10 by screw 76, and is folded between cover board 75 and fan frame 10 close
Seal 77.
After tested, the product waterproofing grade of the present embodiment has preferable fire resistance characteristic also up to IP55, and can realize anti-
Rotten, dust reduction capability, service performance are preferable.
Shown in referring to figure 3., that show the specific structure of the third preferred embodiment of the utility model, the present embodiment
Specific structure and aforementioned first preferred embodiment specific structure it is essentially identical, except that:
In the present embodiment, the baffle ring 14 extends in accommodating cavity 21, the fully wrapped around firmly stator 40 of the first marine glue 81,
To carry out waterproofing protection to stator 40.
After tested, the product waterproofing grade of the present embodiment has better fire resistance characteristic also up to IP68, and can realize more
Anti-corrosion well, dust reduction capability, service performance is more preferably.
Shown in referring to figure 4., that show the specific structure of the 4th preferred embodiment of the utility model, the present embodiment
Specific structure and aforementioned second preferred embodiment specific structure it is essentially identical, except that:
In the present embodiment, the baffle ring 14 extends in accommodating cavity 21, the fully wrapped around firmly stator 40 of the first marine glue 81,
To carry out waterproofing protection to stator 40.
After tested, the product waterproofing grade of the present embodiment has better fire resistance characteristic also up to IP68, and can realize more
Anti-corrosion well, dust reduction capability, service performance is more preferably.
The design focal point of the utility model is: stator and circuit board are isolated from each other and are disposed on not by the utility model
With installation cavity in, in the heat transfer to circuit board that effectively avoids stator so that circuit board operation is more reliable and more stable,
And by encapsulating, so that flabellum installation cavity and circuit board installation cavity is sealed against one another separates, realizes better waterproof seal
Can, also there are anti-corrosion and dust-free characteristics, be conducive to promote product runnability and service life.
The above descriptions are merely preferred embodiments of the present invention, not makees to the technical scope of the utility model
Any restrictions, therefore any trickle amendment made by the above technical examples according to the technical essence of the present invention, equivalent change
Change and modify, is still within the scope of the technical solutions of the present invention.
Claims (10)
1. a kind of radiator fan of high-effective water-proof, it is characterised in that: include fan frame, flabellum, circuit board, stator and rotor；
The top surface of the fan frame is recessed with opening up flabellum installation cavity, the bottom surface jack-post of flabellum installation cavity, the axis hole of the jack-post
In in be fixed with bearing, the bottom surface of fan frame is recessed with downward opening circuit board installation cavity, and the bottom surface of circuit board installation cavity opens up
There is the pin mounting hole of connection flabellum installation cavity；
The flabellum is set in flabellum installation cavity, and flabellum has an accommodating cavity, is fixed with central spindle in the accommodating cavity, central spindle inserting
In in bearing；
The circuit board is set in circuit board installation cavity, which is arranged and is fixed on outside jack-post, and stator is located in accommodating cavity, fixed
The pin of son passes through in pin mounting hole and connection is connected with circuit board, and pin mounting hole is filled with the first marine glue and will fan
Leaf installation cavity and circuit board installation cavity is sealed against one another separates；The rotor is fixed on the periphery in accommodating cavity and being located at stator.
2. the radiator fan of high-effective water-proof according to claim 1, it is characterised in that: the top side of the jack-post is recessed
There is card groove, the top of the stator is convexly equipped with clamping part, and the clamping part and card groove cooperation buckle are fixed.
3. the radiator fan of high-effective water-proof according to claim 1, it is characterised in that: the bottom surface of the flabellum installation cavity is convex
Equipped with baffle ring, which is located at the periphery of pin mounting hole, and baffle ring, which encloses, is configured to accommodation groove, and aforementioned first is filled in accommodation groove
Marine glue.
4. the radiator fan of high-effective water-proof according to claim 3, it is characterised in that: the baffle ring extends to accommodating cavity
In, the fully wrapped around firmly stator of the first marine glue.
5. the radiator fan of high-effective water-proof according to claim 1, it is characterised in that: formed lead is logical in the fan frame
Road, the lead channels connection circuit plate installation cavity, the lead channels are equipped with conducting wire, and company is connected with circuit board for the inner end of conducting wire
It connects, is folded with plug between the outer wall of conducting wire and the inner wall of lead channels.
6. the radiator fan of high-effective water-proof according to claim 5, it is characterised in that: the circuit board installation cavity and lead
The second marine glue is filled in channel, which extends to plug and fully wrapped around firmly circuit board.
7. the radiator fan of high-effective water-proof according to claim 1, it is characterised in that: the bottom of the fan frame is provided with lid
Plate, the cover plate for sealing cover the opening of circuit board installation cavity.
8. the radiator fan of high-effective water-proof according to claim 7, it is characterised in that: the cover board is fixed on by screw
In fan frame, and sealing ring is folded between cover board and fan frame.
9. the radiator fan of high-effective water-proof according to claim 1, it is characterised in that: the stator, which extends, insulation
Set, the insulation sleeve are sheathed on outside the pin of stator, and insulation sleeve is inserted into pin mounting hole.
10. the radiator fan of high-effective water-proof according to claim 1, it is characterised in that: also set in the flabellum installation cavity
It is equipped with electronic component, the pin of the electronic component passes through corresponding pin mounting hole and inserts conducting connection on circuit boards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820248922.8U CN208236759U (en) | 2018-02-12 | 2018-02-12 | The radiator fan of high-effective water-proof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820248922.8U CN208236759U (en) | 2018-02-12 | 2018-02-12 | The radiator fan of high-effective water-proof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208236759U true CN208236759U (en) | 2018-12-14 |
Family
ID=64587790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820248922.8U Expired - Fee Related CN208236759U (en) | 2018-02-12 | 2018-02-12 | The radiator fan of high-effective water-proof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208236759U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2018
- 2018-02-12 CN CN201820248922.8U patent/CN208236759U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181214 Termination date: 20200212 |