CN201065855Y - Fan frame structure and fan employing the frame and radiation device installed with the fan - Google Patents
Fan frame structure and fan employing the frame and radiation device installed with the fan Download PDFInfo
- Publication number
- CN201065855Y CN201065855Y CNU2006201444547U CN200620144454U CN201065855Y CN 201065855 Y CN201065855 Y CN 201065855Y CN U2006201444547 U CNU2006201444547 U CN U2006201444547U CN 200620144454 U CN200620144454 U CN 200620144454U CN 201065855 Y CN201065855 Y CN 201065855Y
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- fan
- frame structure
- fan frame
- movable dust
- exhaust outlet
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Abstract
The utility model discloses a fan frame structure used for a cooling fan, a cooling fan and a heating device comprising the cooling fan. The fan frame structure comprises a main body, the main body is provided with an air inlet and an air outlet, and at least a group of mounting holes are arranged on the gaps of the both sides of the inner circumference or outer edge of the air outlet of the main body. The fan frame structure comprises at least a movable dust shielding plate, the movable dust shielding plate is provided with two pin axles which can be arranged in the mounting holes, thereby, when the operation of the cooling fan stops, the movable dust shielding plate can be automatically moved to a closing position to effectively prevent foreign bodies from entering into machinery equipment.
Description
Technical field
The utility model relates to fan frame structure, this radiation fan of sink and the electro-heat equipment that comprises this radiation fan, more particularly, relate to and a kind ofly be applied to tool in the sink and block fan frame structure, this radiation fan that foreign matter enters function and the electro-heat equipment that comprises this radiation fan.
Background technique
See also Fig. 1, show common radiation system in the present electromechanical equipment among Fig. 1, it mainly is to utilize independently fan heat radiation module, be installed on the air channel that the electromechanical equipment structure need dispel the heat, and on the electromechanical equipment casing of relative fan heat radiation module position, setting has the exhaust outlet of honeycomb baffle plate, running by fan heat radiation module, the high heat that electromechanical equipment inside is produced discharges (shown in the arrow as shown) via exhaust outlet, the honeycomb baffle plate at exhaust outlet place, except that the conducting that is used for inside and outside air-flow, also need take into account and stop that foreign matter falls in the electromechanical equipment, prevent the damage of electromechanical equipment and fan heat radiation module.
Yet, when fan heat radiation module shuts down, the less foreign matter of outer dust, the scraps of paper and the leaf equal-volume of electromechanical equipment can be via the flabellum gap of the aperture and the fan heat radiation module of honeycomb baffle plate, and the internal system that enters electromechanical equipment causes damage in various degree; Bigger foreign matter if not enter internal system, also attaches on the honeycomb baffle plate easily, causes the radiating efficiency when next time, row turned round again.In addition, in electromechanical equipment with windy fan radiating module, when shutting down as if breaking down when a certain fan heat radiation module, because other fan is still in running, to carry on as before and give extraneous the connection in the fan heat radiation module place of this fault, the hot-fluid that as easy as rolling off a log nature will be discharged adsorbs to return, the phenomenon of so-called " hot-fluid pours in down a chimney " occurs, thereby influence the radiating effect of electromechanical equipment system inner body.
In view of this, common improvement method is in the place ahead, exhaust outlet place of electromechanical equipment radiation system one sponge shape filter screen to be set at present, to increase the seal at exhaust outlet place, blocks the chance of small volume foreign body intrusion.Yet, because sponge shape filter screen can increase the impedance of radiation system air flows, thus the radiating effect of reduction system, and also sponge shape filter screen also has shortcomings such as non-refractory.Therefore,, be necessary to redesign fan heat radiation module in fact, block the protective function of foreign body intrusion with lifting at the electromechanical equipment that is easy to generate high heat.
The model utility content
The purpose of this utility model is, at above-mentioned defective of the prior art, provides a kind of and is applied on the radiation fan, can effectively prevent dust and can not produce the fan frame structure of excessive impedance with respect to hot air flow.
For achieving the above object, the utility model provides a kind of fan frame structure that is used for a radiation fan, it comprises a body, this body comprises an intake grill and an exhaust outlet, its improvement is that this fan frame structure more comprises at least one movable dust board, suitable can when shutting down, this radiation fan move to a closed position, part at least to cover the movable dust board of this exhaust outlet.
Another purpose of the present utility model is to provide a kind of one of electro-heat equipment radiation fan that is used for, and wherein this radiation fan comprises aforementioned fan frame structure.
A purpose more of the present utility model is to provide a kind of electro-heat equipment, and it comprises a radiation fan, and this radiation fan comprises fan frame structure as described above.
The fan frame structure that the utility model provides can make when the rotor in the radiation fan shuts down, dust board on the fan frame structure can rely on self gravitation, or, close exhaust outlet automatically in external force modes such as electric power, manpowers, can prevent effectively that dust from entering in the electromechanical equipment; When several radiation fans are used in combination, when one of them or several radiation fan break down, dust board on the radiation fan that breaks down also can be in closed condition automatically, at other radiation fan as usual under the situation of work, the hot-fluid that can cause system to give birth to not, pour in down a chimney in the system of entering at the place via the fault fan, the heat sinking function of reduction system.
Description of drawings
Fig. 1 is the schematic representation that has one of radiation fan electromechanical equipment in the prior art;
Fig. 2 A is the schematic representation that has the radiation fan of fan frame structure in this creation preferred embodiment;
Fig. 2 B is the side view that has the radiation fan of fan frame structure in this creation preferred embodiment;
Fig. 3 is this creation preferred embodiment, the schematic representation of the movable dust-blocking plate of the differently contoured external form of several tools
Fig. 4 A is the running schematic representation that has the radiation fan of fan frame structure in this creation preferred embodiment;
Fig. 4 B is the schematic representation that 4A schemes another visual angle; And
Fig. 5 is this creation preferred embodiment, comprises the electro-heat equipment schematic representation of plural radiation fan.
The primary clustering symbol description:
10: radiation fan 20: fan frame structure
22: body 24: intake grill
26: exhaust outlet 28: movable dust board
30: mounting hole 32: bearing pin
40: casing 41: the limit wall
Embodiment
Please merge and consult Fig. 2 A and Fig. 2 B, be a kind of fan frame structure 20 that is used for a radiation fan 10 that this creation discloses shown in the figure, and wherein fan frame structure 20 comprises a body 22, and in order to hold radiation fan 10 containing space one of in body 22; Body 22 comprises an intake grill 24 and an exhaust outlet 26, lays respectively at two sides of radiation fan, as the passway of discharging hot air flow.
Please merge and consult Fig. 3, fan frame structure 20 more comprises at least one movable dust board 28, is arranged at contiguous exhaust outlet 26 places.In the preferred embodiment of this creation, body 22 has at least one group of mounting hole 30, is located at one of contiguous these exhaust outlet 26 places periphery, and wherein, all can in one of these periphery system contiguous exhaust outlet 26 a places inner periphery or an outer periphery.When if mounting hole 30 is arranged within contiguous exhaust outlet 26 places periphery, the body 22 of this fan frame structure 20 will have the peripheral structure of broad compared with contiguous intake grill 24 places (shown in the AA line among 2A figure and the 2B figure) in vicinity exhaust outlet 26 places (shown in the BB line among 2A figure and the 2B figure), in order to the setting of mounting hole 30, and before helping movable dust board 28 and being placed in this exhaust vent 26.
In addition, fan frame structure 20 can be according to the needs (for example meeting the appearance profile of fan frame structure 20 in exhaust vent 26) of reality, and comprise plural movable dust board, for example comprise two, three or four movable dust boards are (as the embodiment of Fig. 3, all to number 28 appointments), wherein each movable dust board 28 all comprises two bearing pins 32, be located at end on movable dust board 28 2 sides, this bearing pin 32 is different in size, can be according to the suitable length of the situation adjustment of practical application, movable dust board 28 must be fixedly arranged on respectively in the two relative mounting holes 30 of fan frame structure 20, must be in order to do each movable dust board 28 according to bearing pin 32, and rotate freely in exhaust outlet 26 places.
In addition, the material of formation activity dust board 28 is also unrestricted, but form preferable with light weight, material not yielding, that surface friction coefficient is little, its external form can be adjusted it according to the peripheral profile that actual fan frame structure 20 is close to exhaust outlets 26 places, and makes the profile of its two end margin be fit to the peripheral profile that fan frame structure 20 is close to exhaust outlets 26 in fact.See also 4A figure and 4B figure, its show events dust board 28 is installed on the schematic representation of fan frame structure 20 backs.When radiation fan 10 runnings, movable dust board 28 is suitable can to overturn on the side direction outside the exhaust outlet 26 and opens by the thrust of the radiation fan 10 running air-flows that produce (shown in the middle as shown arrow), radiation fan 10 is discharged hot air flow toward exhaust outlet 26 outsides, be able to normal start in order to do radiation fan 10.On the other hand, when radiation fan 10 shut down, the movable dust board 28 suitable closed positions that are moveable to were covered this exhaust outlet 26 with part at least, reduce the chance of extraneous small foreign body intrusion.
In the preferred embodiment of this creation, movable dust-blocking plate 28 is fitted and can be carried out a gravity type mechanical motion.When this radiation fan 10 shut down, movable dust-blocking plate 28 was fitted and can be moved to this closed position automatically by the gravity of himself, cooperated the suitable sufficient exhaust outlet 26 that covers fan frame structure 20 of appearance profile of activity file dirt plate 28.In detail, the gravity type mechanical motion of movable dust-blocking plate 28 is one to rotatablely move; When radiation fan shut down, movable dust-blocking plate 28 no longer was subjected to the thrust of 10 exhaust jet streams of radiation fan, therefore by the gravity of himself, and the movable dust-blocking plate 28 suitable closed positions that can turn to expection automatically.
See also the 5th figure, when being shown in concrete application among the figure, several can be had the heat radiation fan module of this creation fan frame structure, jointly be assembled in the machinery equipment (as projector, data access arrangement or personal computer/server) and use.If when radiation fan turns round, one of them or several radiation fans break down, the movable dust board 28 of its fan frame structure of the radiation fan that breaks down will cut out automatically, other radiation fan will be kept normal operation and hot air flow be discharged (shown in the middle as shown arrow), and avoid hot-fluid described in the prior art to pour in down a chimney problems such as reducing radiating effect.
Must the expositor, aforementionedly make movable dust-blocking plate more can use other technological means to make it return back to closed position.For example, can be an electric power interlock between movable dust-blocking plate and this radiation fan; When radiation fan shuts down, make activity file dirt plate move to closed position automatically by the electric control appliance (not shown).In addition, in another embodiment, this activity dust-blocking plate also can carry out a manually operation; When radiation fan shut down, movable dust-blocking plate can return back to this closed position via manually-operable.
In addition, but the fan frame structure of this creation of application of aforementioned is in plurality of devices, for example, as previously mentioned can be with fan frame structure directly with after a radiation fan combines, can use this and have the foreign matter of blocking function and modular radiation fan, in the machinery of any needs heat radiation, use the cleaning that keeps the machinery built-in system, prolong its service life.
On the other hand, also visual actual demand with aforementioned fan frame structure directly with inside have one of thermal source electro-heat equipment (as high thermolamp steep, high rotating speed hard disk or central processing unit (CPU)) do the integration on the structure, and nonconformity fan frame structure and radiation fan are an integrate module.Particularly, be with fan frame structure, be provided with respect to the position of radiation fan in the electro-heat equipment, by this radiation fan when running can, still utilize wind-force that the activity file dirt plate on the fan frame structure is opened; Also can when shutting down, radiation fan make the activity file dirt plate on the fan frame structure return back to closed position.For example: if electro-heat equipment comprises a casing 40 in addition, and when having on one side wall 41 on its casing 40, radiation fan system can be located at and abut this limit wall 41 positions in the casing 40, makes the movable dust board of being located on the casing 40 28 can bring into play discharging used heat and the function that blocks foreign matter ordinatedly.
The foregoing description only is the aufbauprinciple and the effect thereof of this creation of illustrative, but not is used to limit this creation.Any ripe personage in this skill all can be under the situation of the know-why of this creation and spirit, and the foregoing description is made amendment and changed.Therefore the claim that the rights protection scope of this creation should be as described later is listed.
Claims (9)
1. fan frame structure that is used for radiation fan comprises: a body, comprise an intake grill and an exhaust outlet, and it is characterized in that: this fan frame structure more comprises at least one movable dust board, part at least to cover the movable dust board of this exhaust outlet.
2. fan frame structure according to claim 1, its feature exists, and wherein this at least one movable dust-blocking plate system and this radiation fan are the electric power interlock.
3. fan frame structure according to claim 1, it is characterized in that, wherein this body has at least one group of mounting hole, be located at one of this exhaust outlet periphery, this at least one movable dust board comprises two bearing pins, is located at end on its two side, and this at least one movable dust board is fixedly arranged on respectively in this at least one group of mounting hole, make respectively and should must rotate freely in this exhaust outlet about this bearing pin by the activity dust board.
4. fan frame structure according to claim 3 is characterized in that, wherein should periphery, and be one of this exhaust outlet inner periphery.
5. fan frame structure according to claim 3 is characterized in that, wherein should periphery, and be one of this exhaust outlet outer periphery.
6. the fan frame structure according to claim 1 is characterized in that, wherein the profile of two end margins of this at least one movable dust board respectively is in fact to be fit to peripheral profile within this exhaust outlet.
7. one kind is used for one of electro-heat equipment radiation fan, it is characterized in that, comprises fan frame structure according to claim 1.
8. a sink comprises a radiation fan, it is characterized in that, this radiation fan comprises as fan frame structure according to claim 1.
9. sink according to claim 8, other comprises a casing, it is characterized in that, and it has wall on one side, and this radiation fan system is located at and abuts this limit wall in this casing, and this at least one movable dust board is to be located on this casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201444547U CN201065855Y (en) | 2006-12-31 | 2006-12-31 | Fan frame structure and fan employing the frame and radiation device installed with the fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201444547U CN201065855Y (en) | 2006-12-31 | 2006-12-31 | Fan frame structure and fan employing the frame and radiation device installed with the fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201065855Y true CN201065855Y (en) | 2008-05-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006201444547U Expired - Fee Related CN201065855Y (en) | 2006-12-31 | 2006-12-31 | Fan frame structure and fan employing the frame and radiation device installed with the fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201065855Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101625583B (en) * | 2008-07-11 | 2011-06-15 | 英业达股份有限公司 | Wind scooper |
| CN105472954A (en) * | 2012-03-28 | 2016-04-06 | 唐建宁 | Electronic product |
| CN105658031A (en) * | 2012-03-28 | 2016-06-08 | 唐建宁 | Choke device and electronic product having choke device |
| CN105700651A (en) * | 2016-02-29 | 2016-06-22 | 联想(北京)有限公司 | Backflow preventing device and heat dissipating device with same |
| CN106842782A (en) * | 2017-02-24 | 2017-06-13 | 苏州佳世达光电有限公司 | Electronic installation and its control method |
-
2006
- 2006-12-31 CN CNU2006201444547U patent/CN201065855Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101625583B (en) * | 2008-07-11 | 2011-06-15 | 英业达股份有限公司 | Wind scooper |
| CN105472954A (en) * | 2012-03-28 | 2016-04-06 | 唐建宁 | Electronic product |
| CN105658031A (en) * | 2012-03-28 | 2016-06-08 | 唐建宁 | Choke device and electronic product having choke device |
| CN105658031B (en) * | 2012-03-28 | 2018-02-16 | 江苏佳强照明电器有限公司 | A kind of electronic product |
| CN105700651A (en) * | 2016-02-29 | 2016-06-22 | 联想(北京)有限公司 | Backflow preventing device and heat dissipating device with same |
| CN105700651B (en) * | 2016-02-29 | 2019-02-05 | 联想(北京)有限公司 | A kind of back-flow preventer and the radiator with the back-flow preventer |
| CN106842782A (en) * | 2017-02-24 | 2017-06-13 | 苏州佳世达光电有限公司 | Electronic installation and its control method |
| CN106842782B (en) * | 2017-02-24 | 2019-01-18 | 苏州佳世达光电有限公司 | Electronic device and its control method |
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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: 20080528 Termination date: 20101231 |