CN201246347Y

CN201246347Y - Fan case

Info

Publication number: CN201246347Y
Application number: CNU2008201326978U
Authority: CN
Inventors: 麦克·梵得雅德
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-09-01
Filing date: 2008-09-01
Publication date: 2009-05-27
Anticipated expiration: 2018-09-01

Abstract

The utility model provides a fan housing. A convex part is formed at the middle part of the fan housing; a plurality of honeycomb-shaped deflector holes are formed on the convex part, and the axial directions of the deflector holes are parallel; a plurality of fixing holes are formed on the peripheral edges of the fan housing; and the fan housing can be tightly mounted on the back of the air-out end of a cooling fan via a plurality of fix screws, the airflow wafted by the cooling fan can be guided, so that the wind power can be more intensive, thereby improving the original radiating effect of the fan.

Description

A kind of fan hub

Technical field

The utility model relates to a kind of fan hub, relates in particular to a kind of fan hub of being located at a radiation fan front end.

Background technique

PC, industrial computer, servo computer etc., because during the running of inner various computer componentses (as: chip set of central processing unit (CPU), display card, storage or host board etc.), can continue distribute heat, if the untimely heat that accumulates in the computer chassis that disperses, then can impact computer components, not only influence the usefulness of computer computing, what is more, also might cause system to work as the problem that machine or computer components burn out, therefore, in most computer chassis, all be equiped with at least one group of radiation fan, to carry out the work of dispersing of heat.

See also shown in Figure 1, wind direction schematic representation when using for general radiation fan, most radiation fan 1 is installed on the computer chassis 2, so that ecto-entad sucks cool air, and via after radiation fan 1 acceleration, blow to computer components 21, take away, and blow out by computer chassis 2 fronts with the heat that computer components 21 surfaces are produced.

During actual the use, because when the blade of cool air process radiation fan 1 quickens to blow out, there is no good diversion Design, therefore, the blowing direction of its air-flow is irregular, and its air-flow that blows can't be concentrated, cause scattering and disappearing of wind-force, cause heat to be blown smoothly, and in computer chassis 2, form many focuses (heat is concentrated the place), the radiating effect of radiation fan 1 is had a greatly reduced quality.

Summary of the invention

Main purpose of the present utility model is to provide a kind of fan hub, and the wind direction that bootable radiation fan blows makes wind-force more concentrated, to increase the radiating effect of original radiation fan.

For reaching above-mentioned purpose, the utility model provides a kind of fan hub, and it has a protuberance at the central part protuberance, respectively is provided with at least one fixed hole around the described fan hub, on described protuberance, be provided with and a plurality ofly be the pod apertures that honeycomb is provided with, and make each pod apertures axially be parallel; When described fan hub is installed, by the plurality of fixed screw, and closely be fixedly arranged on the outlet air end of a radiation fan, again fan hub together be fixedly arranged on a computer chassis inside together with radiation fan, therefore, after the radiation fan running, the air-flow that the outside can be sucked fixes the direction of air-flow that radiation fan blows out through the guiding of pod apertures, and wind-force is more concentrated, enough wind-force can be provided, and the heat that computer chassis internal computer element is produced disperses, and significantly promotes its radiating effect.

Compared with prior art, fan hub described in the utility model, the wind direction that bootable radiation fan blows makes wind-force more concentrated, to increase the radiating effect of original radiation fan.

Description of drawings

Fig. 1 is the general radiation fan wind direction schematic representation when using.

Fig. 2 is the stereo appearance figure of the utility model preferred embodiment.

Fig. 3 is the scheme of installation of the utility model preferred embodiment.

Assembled sectional view when Fig. 4 is the utility model preferred embodiment and fan combination.

Wind direction schematic representation when Fig. 5 uses for the utility model preferred embodiment.

Fig. 6 is the stereo appearance figure of another preferred embodiment of the utility model.

Assembled sectional view when Fig. 7 is another preferred embodiment of the utility model and fan combination.

Description of reference numerals: 1-radiation fan; The 2-computer chassis; The 21-computer components; The 3-fan hub; The 31-protuberance; The 32-fixed hole; The 33-pod apertures; The 331-dividing plate; The 4-radiation fan; The 5-retaining screw; The 6-computer chassis; The 61-backboard; The 62-vent; The 63-computer components; The 7-fan hub; The 71-protuberance; The 72-fixed hole; The 73-pod apertures; The 74-flanging; 741-button portion; The 8-radiation fan.

Embodiment

Below in conjunction with accompanying drawing, be described in more detail with other technical characteristics and advantage the utility model is above-mentioned.

See also Fig. 2, Fig. 3, shown in Figure 4, stereo appearance figure for the utility model preferred embodiment, scheme of installation, and the assembled sectional view during with fan combination, described fan hub 3 mainly is provided with a protuberance 31 at central part, so that described fan hub 3 central uplifts have suitable thickness, and respectively be provided with at least one fixed hole 32 in four corners of described fan hub 3, described fixed hole 32 is corresponding to a radiation fan 4, therefore, can outside the radiation direction of the same corner of described fan hub 3, several fixed holes 32 be set, use on the radiation fan 4 of various different sizes to be used for arranging in pairs or groups, wherein, the most important thing is protuberance 31, be provided with and a plurality ofly be the pod apertures 33 that honeycomb is provided with at described fan hub 3, and each pod apertures 33 axially be parallel.

When it is installed, by plurality of fixed screw 5, described fan hub 3 is fixedly arranged on the outlet air end of described radiation fan 4, and the one side of described fan hub 3 is fitted tightly in the surface of described radiation fan 4 outlet air ends, so just do not have gas leak phenomenon during airflow blow.

When 4 runnings of described radiation fan, cool air can be sucked the air-flow after it quickens through described radiation fan 4, the honeycomb pod apertures 33 that the described fan hub 3 of can flowing through again is set, and the purpose that reaches steering flow and concentrated by wind inlet end.Because the pod apertures 33 that adopts honeycomb to be provided with, 33 formed dividing plates 331 of adjacent pod apertures, compared to other shape pod apertures 33 formed dividing plates 331, it hits wind area minimum with respect to described radiation fan 4, therefore, can be when air current flow, the flow direction of effective steering flow, and make wind-force more concentrated, so that enough wind-force to be provided; The thickness of described protuberance 3 also pass through accurate calculating, and steering flow flows smoothly with respect to the aperture of pod apertures, and the friction on minimizing and described fan hub 3 surfaces.

See also shown in Figure 5, wind direction schematic representation when using for the utility model preferred embodiment, after described radiation fan 4 is set as one with 3 groups of described fan hubs, be fixedly arranged on the backboard 61 of a computer chassis 6, offer a plurality of vents 62 on the described backboard 61, so that described radiation fan 4 can pass through these vents 62, by the described computer chassis 6 outside cool airs that suck, quickening after-blow through described radiation fan 4 delivers in the described computer chassis 6, because after air communication is crossed described pod apertures 33, can be directed and be concentrated to the axle direction vertical with described fan hub 3, and produce enough wind-force, when flowing, one of heat on each computer components 63 of described computer chassis 6 inside is taken away, and reached the effect that promotes radiating effect.

See also Fig. 6, shown in Figure 7, stereo appearance figure for another preferred embodiment of the utility model, and the assembled sectional view during with fan combination, for can more being combined closely with described radiation fan 8, described fan hub 7 is integral, annular at described fan hub 7 peripheries around being provided with a flanging 74, described fan hub 7 central parts are provided with a protuberance 71 equally, and described protuberance 71 central authorities are provided with the pod apertures 73 that several honeycombs are provided with, and are respectively equipped with at least one fixed hole 72 in 7 four corners of described fan hub.When described fan hub 7 is combined into one with described radiation fan 8, the same plurality of fixed screw 8 that passes through is fixed, and the described flanging 74 same rectangles that form, and each flanging 74 inner face also is provided with a plurality of button portion 741, and the side inner face of each button portion 741 flanging 74 located therein arranged side by side, it utilizes manner to be fixed on described radiation fan 8 one sides, in order to fully closely to be coated on the outlet air end of described radiation fan 8, and the convenience in the time of can increasing its installation, can make the air-flow that blows more concentrated again, not have the problem of gas leakage.

As mentioned above, fan hub of the present utility model (to call this case in the following text) has following advantage:

See also Fig. 4, the fan hub 3 of this case is fixedly arranged on the outlet air end of a radiation fan 4, it is by honeycomb pod apertures 33 set on the described protuberance 31, and what make each pod apertures 33 axially is parallel, can be used to the airflow direction that guides described radiation fan 4 to blow, and make wind-force more concentrated, thereby described radiation fan 4 original radiating effects have been promoted.

Please consult Fig. 6 again, because described fan hub 7 peripheries annular is around being provided with a flanging 74, it can coat the outlet air end of described radiation fan 8 fully, and make blow flow more concentrated, and not have the problem of gas leakage with after radiation fan 8 combines.

More than explanation is just illustrative for the utility model; and it is nonrestrictive; those of ordinary skills understand; under the situation of the spirit and scope that do not break away from following claims and limited; can make many modifications; change, or equivalence, but all will fall in the protection domain of the present utility model.

Claims

1, a kind of fan hub is characterized in that, it is provided with a protuberance at central part, and described protuberance is provided with a plurality of pod apertures that honeycomb is provided with that are, each described pod apertures axially be parallel, be provided with the plurality of fixed hole at described fan hub periphery.

2, fan hub as claimed in claim 1 is characterized in that, each described fixed hole position is in four corners of described fan hub.

3, fan hub as claimed in claim 1 is characterized in that, the described plurality of fixed hole in the same corner of described fan hub, and radiation direction is provided with outward.

4, fan hub as claimed in claim 1 is characterized in that, each periphery ring of described fan hub is provided with a flanging.

5, fan hub as claimed in claim 4 is characterized in that, described flanging forms rectangle.

6, fan hub as claimed in claim 4 is characterized in that, each described flanging inner face is provided with at least one button portion.