CN2505630Y

CN2505630Y - One-way impeller device

Info

Publication number: CN2505630Y
Application number: CN 01266031
Authority: CN
Inventors: 陈建荣; 许世勋
Original assignee: Yen Sun Technology Corp
Current assignee: Yen Sun Technology Corp
Priority date: 2001-10-30
Filing date: 2001-10-30
Publication date: 2002-08-14
Anticipated expiration: 2011-10-30

Abstract

A one-way impeller device for assisting fluid to pass radially comprises a base provided with an open end, a fan device combined on the base, a cover plate sealing off the open end of the base, wherein, the radial side of the base is provided with a radial air inlet and a radial air outlet; the fan device is provided with a wheel hub and fan blades arranged on the periphery of the wheel hub; intake side inlet guide boards are arranged around the radial air inlet of the base, and intake side outlet guide boards are arranged around the inner peripheries of the intake side inlet guide boards; exhaust side inlet guide boards as well as exhaust side outlet guide boards are arranged around the radial air outlet of the base, and the fan blades are arranged between the intake side inlet guide boards and the exhaust side outlet guide boards; the inclination angle of the intake side inlet guide boards and the exhaust side outlet guide boards shows perpendicular, and the inclination angle of the intake side outlet guide boards and the exhaust side inlet guide boards also shows perpendicular. The utility model can effectively reduce integral thickness and simultaneously improve radiating effect.

Description

Auxiliary fluid is by the unidirectional impeller unit that radially passes through

[technical field]

The utility model relates to a kind of auxiliary fluid of heat transmission by the unidirectional impeller unit that radially passes through.

[background technique]

As shown in Figure 1, 2, general radiation fan 1 is to include a pedestal 14, be provided with a fan assembly 12 in this pedestal 14, and these pedestal 14 tops are combined with a cover plate 15 in addition, and this radiation fan 1 mainly is highly to increase by the wheel hub 120 with fan assembly 12, and pedestal 14 is highly reduced, but other makes the bottom of pedestal 14 be formed with the helical swirl air passage 153 of air feed stream circulation, space 16 so as to wind inlet 150 tops that increase cover plate 15 to increase its air output, reaches the effect of heat radiation.

The missing values that aforesaid radiation fan 1 still has what follows on reality is used must improve:

1. can't effectively reduce its whole thickness:

Because general radiation fan 1 is highly to increase by the wheel hub 120 with fan assembly 12, and pedestal 14 highly reduced, but other makes the bottom of pedestal 14 be formed with the helical swirl air passage 153 of air feed stream circulation, space 16 so as to wind inlet 150 tops that increase cover plate 15, to increase its air output, so structure design, can make wind inlet 150 and exhaust outlet 152 can be formed with the potential difference of certain altitude, so the thickness of its monnolithic case can't effectively reduce, moreover, the wind inlet 150 of general radiation fan 1 since the position on the cover plate 15 at top, whether therefore must consider when mounted has enough spaces to flow into for the wind inlet 150 of external air-flow by the top at radiation fan 1 top, and must headspace above this wind inlet 150, cause the required installing space can be bigger, so it is light for being particular about at present, thin, short, little radiation fan technical field, general radiation fan 1 can't meet economic benefit in fact.

2. radiating effect is limited:

Because general radiation fan 1 main wind inlet 150 air intakes by pedestal 14 tops, relend exhaust outlet 152 air drafts by pedestal 14 sides, therefore when this radiation fan 1 is desired to dispel the heat at central processing unit (CPU) heater elements such as (scheming not show), it must be installed on computer chassis inside, the air counterpoise that causes this radiation fan 1 to discharge through exhaust outlet 152 again via wind inlet 150 suctions overlays on the computer chassis inner loop and flows, in the course of time, 150 inhaled airs of wind inlet via pedestal 14 tops will form hot blast gradually, cause effectively producing preferable radiating effect to heater elements such as class such as central processing unit (CPU)s.

[model utility content]

The purpose of this utility model is to be to provide a kind of can effectively reduce whole thickness, can improve the auxiliary fluid of radiating effect by the unidirectional impeller unit that radially passes through simultaneously.

In order to achieve the above object, the utility model provides a kind of auxiliary fluid by the unidirectional impeller unit that radially passes through, it includes: but a pedestal with open end, be incorporated on this pedestal and have the fan assembly of most flabellums and the cover plate of the open end of closed base, this pedestal radial side has wind inlet and an exhaust outlet radially radially, this fan assembly has a wheel hub that can rotate, and most flabellums of being located at the wheel hub periphery, and each flabellum all has an angle of inclination, it is characterized in that:

The radially wind inlet side ring of this pedestal is provided with most air inlet side entrance guide plates, and most individual air inlet side outlet guide plates that enclose in the guide plate of air inlet side entrance that are located on, the radially air-out oral-lateral of this pedestal then is equipped with most the exhaust side entrance guide plates with the same turning radius of air inlet side outlet guide plate position, and most exhaust side delivery guides with the same turning radius of guide plate position, air inlet side entrance, flabellum on the wheel hub of this fan assembly is then between air inlet side entrance guide plate and exhaust side delivery guide, and the angle of inclination that makes this air inlet side entrance guide plate and exhaust side delivery guide is to be orthogonal, and the angle of inclination of this air inlet side outlet guide plate and exhaust side entrance guide plate also is orthogonal.

Described auxiliary fluid be is characterized in that by the unidirectional impeller unit that radially passes through: the relative angle of this air inlet side entrance guide plate and exhaust side delivery guide can be between 90～270 degree.

Via above explanation as can be known, the utility model auxiliary fluid is used in reality by the unidirectional impeller unit that radially passes through and goes up and generally compare, and has following advantage really:

1. integral thickness reduces:

Unidirectional impeller unit 2 of the present utility model, mainly be that radially wind inlet 212 side rings by pedestal are provided with most air inlet side entrances guide plates 214, and most individual air inlet side outlet guide plates 215 that enclose in the air inlet side entrance guide plate 214 that are located on, and smooth and easy introduction air-flow of energy and block air-flow adverse current, radially exhaust outlet 213 side rings that relend by pedestal 21 are provided with most exhaust side entrance guide plates 216, and most exhaust side delivery guides 217 that are located on exhaust side entrance guide plate 216 peripheries, and energy block air-flow adverse current, and then the exhaust effect that air-flow is reached radially pass through, so the utility model in design, need as because of being formed into the air port at the pedestal top, so that need the wheel hub of impeller is increased increasing wind inlet space on every side to increase air output, make wind inlet and exhaust outlet be formed with the potential difference of certain altitude, and cause the too high disappearance of integral thickness.

2. raising radiating effect:

Exhaust outlet 213 is to be formed on the dual side-edge of pedestal 21 because radially wind inlet 212 of the present utility model reaches radially, therefore when installing, can directly be installed near casing inner wall and correspondence radially wind inlet 212 and radially exhaust outlet 213 offer the perforate part, make when the utility model turns round, radially the cool air that sucked of wind inlet 212 all is directly by the extraneous supply of casing, and radially exhaust outlet 213 hot air of being discharged also be directly row to the casing outside, so radiating effect of the present utility model can effectively improve, be arranged on the pedestal top to improve general radiation fan because of wind inlet, and must be installed in the casing, cause cold, hot blast all is to circulate and the not good disappearance of generation radiating effect in casing.

Below by preferred embodiment and accompanying drawing auxiliary fluid of the present utility model is elaborated by the unidirectional impeller unit that radially passes through:

[description of drawings]

The three-dimensional exploded view of the general radiation fan of Fig. 1.

The sectional view of the general radiation fan of Fig. 2.

Fig. 3 is the three-dimensional exploded view of the utility model one preferred embodiment.

Fig. 4 is the vertical view cutaway drawing of the utility model one preferred embodiment.

Fig. 5 is the combination stereogram of the utility model one preferred embodiment.

[embodiment]

As Fig. 3, Fig. 4, shown in Figure 5, the unidirectional impeller unit 2 of the utility model one preferred embodiment, it includes the pedestal 21 of a tool open end, be incorporated on the pedestal 21 and have the fan assembly 22 of most flabellums 221, but and the cover plate 23 of a closed base 21, two respective side on this pedestal 21 are to have wind inlet 212 and an exhaust outlet 213 radially radially, and fan assembly 22 is to have a wheel hub that can rotate 220, and most flabellums 221 that are arranged at wheel hub 220 peripheries, and each flabellum 221 all has an angle of inclination, particularly, radially wind inlet 212 side rings of this pedestal 21 are provided with most air inlet side entrance guide plates 214, and most individual air inlet side outlet guide plates 215 that enclose in the air inlet side entrance guide plate 214 that are located on, radially exhaust outlet 213 sides of this pedestal 21 then are equipped with most the exhaust side entrance guide plates 216 with air inlet side outlet guide plate 215 same turning radius positions, and most exhaust side delivery guides 217 with air inlet side entrance guide plate 214 same turning radius positions, flabellum 221 on the wheel hub 220 of this fan assembly 22 is then between air inlet side entrance guide plate 214 and exhaust side delivery guide 217, and to make this air inlet side entrance guide plate 214 and the angle of inclination of exhaust side delivery guide 217 be to be orthogonal aspect, and this air inlet side outlet guide plate 215 also is orthogonal aspect with the angle of inclination of exhaust side entrance guide plate 216.

As shown in Figure 4, the unidirectional impeller unit 2 of present embodiment, when fan assembly 22 starts running, by flabellum 221 angles of inclination of this fan assembly 22 and air inlet side entrance guide plate 214 the relative wind angle that enters that guides approximately identical, and can make of the guiding of extraneous air-flow by this air inlet side entrance guide plate 214, radially wind inlet 212 by pedestal 21 is introduced in the pedestal 21, and flow toward the axis direction of fan assembly 22, when if air-flow adverse current phenomenon (being that air-flow is flowed outward by interior) takes place, this air-flow promptly can blow air inlet side entrance guide plate 214 with the air-flow relative angle that is 90 ° approximately, make air-flow be difficult for outwards flowing out, and has the effect that prevents the air-flow reverse flow, after the air-flow of introducing radially flows to this air inlet side outlet guide plate 215, will take advantage of a situation and import via exhaust side entrance guide plate 216, because this air inlet side outlet guide plate 215 also is orthogonal aspect with the angle of inclination of exhaust side entrance guide plate 216, therefore the enter exhaust side entrance guide plate 216 air-flow angle guiding out, just be by the required relative wind angle of the interior flabellum of desiring to enter fan assembly 22 outward 221, so air-flow is after the drive of the flabellum 221 of fan assembly 22, can take advantage of a situation by the guiding of exhaust side delivery guide 217, make air-flow can be subjected to water conservancy diversion forward and discharge, and be difficult for causing the phenomenon of air-flow adverse current by the radially exhaust outlet 213 of pedestal 21.

Claims

1. an auxiliary fluid is by the unidirectional impeller unit that radially passes through, it includes: a pedestal with open end, be incorporated on this pedestal and have the fan assembly of most flabellums and the cover plate that seals the open end of this pedestal, this pedestal radial side has wind inlet and an exhaust outlet radially radially, this fan assembly has a wheel hub, and most flabellums of being located at this wheel hub periphery, and this each flabellum all has an angle of inclination, it is characterized in that:

The radially wind inlet side ring of this pedestal is provided with most air inlet side entrance guide plates, and most individual air inlet side outlet guide plates that enclose in this air inlet side entrance guide plate that are located on, the radially air-out oral-lateral of this pedestal then is equipped with most the exhaust side entrance guide plates with the same turning radius of this air inlet side outlet guide plate position, and most exhaust side delivery guides with this same turning radius of guide plate position, air inlet side entrance, flabellum on the wheel hub of this fan assembly is then between this air inlet side entrance guide plate and this exhaust side delivery guide, the angle of inclination of this air inlet side entrance guide plate and this exhaust side delivery guide is orthogonal, and the angle of inclination of this air inlet side outlet guide plate and exhaust side entrance guide plate also is orthogonal.

2. auxiliary fluid as claimed in claim 1 be is characterized in that by the unidirectional impeller unit that radially passes through: the relative angle of this air inlet side entrance guide plate and this exhaust side delivery guide is between 90～270 degree.