CN2514493Y

CN2514493Y - Radiating fan with self-radiating action

Info

Publication number: CN2514493Y
Application number: CN 01270708
Authority: CN
Inventors: 陈维铭; 陈庆顺; 彭明杰; 林燕常; 陈治舜
Original assignee: Sanjiang Sci & Tech Co Ltd
Current assignee: Sanjiang Sci & Tech Co Ltd
Priority date: 2001-11-16
Filing date: 2001-11-16
Publication date: 2002-10-02
Anticipated expiration: 2011-11-16

Abstract

The utility model relates to a thermal fan having a function of self heat dissipation, in particular to the thermal fan which not only has the traditional function of heat dissipation, but also has the function that the heat generated by the thermal fan is radiated and cooled through the rotational kinetic energy of the thermal fan. A plurality of airflow orifices are arranged in the side rings of vane shafts, and the airflow orifices are communicated with gaps of stators and rotors of a rotating mechanism. When the vane shafts are rotated, the airflow orifices are driven to rotate to import the outdoor air, thereby the heat dissipation is realized by the heat exchange of the outdoor air and the hot air in the vane shafts.

Description

The radiator fan of tool oneself thermolysis

Technical field

The utility model relates to the radiator fan of a kind of tool oneself thermolysis, especially refer to a kind of rotation that directly utilizes its sharf, and outside air is introduced, poured between the stator and rotor gap in the sharf, with the particular design that this part that will inevitably produce temperature is dispelled the heat, making this can be used to the radiator fan that electronic building brick is dispelled the heat, is the progressive effect with oneself's heat radiation.

Background technology

The science and technology of electronic industry is maked rapid progress, every electronic product that produces a new generation, and its temperature of understanding corresponding rising is also more and more high.Lift as latest generation, use up-to-date encapsulation technology and be the Pentium4-2.4G central processing unit (CPU) of 478 pin positions, the heat that it is derived because of factors such as high degree runnings, oneself is the several times of last generation central processing unit.

See also shown in Figure 1, be one in order to these heat generating component such as CPU known radiator fans of carrying out thermolysis for example, it comprises that a middle body tool is provided with the outer frame 2 of rotating mechanism 3, and two major parts such as rotation section 1 of being made up of sharf 11 and plural blade 12.Though it can have the cool ambient air of conveying and dispel the heat, only, because the sharf 11 of radiator fan is the interior described rotating mechanism 3 of tool, and should be by fixed, the rotating mechanism 3 that rotor and coil etc. constituted will inevitably produce temperature again voluntarily, make radiator fan the heat that produces voluntarily, because do not guided by external force, push, and only in rotating mechanism 3, flow, the pyrogenicity degree raises gradually, cause rotating mechanism 3 to turn round to overheated or long-term high thermal impact because of long-time, and make rotating speed slack-off gradually and cause eventually complete failure, shut down, relatively also make by the electronic building brick of for example CPU of its heat radiation etc. and burn.

Summary of the invention

Edge is, this case inventor is that the spy concentrates on studies, improvement repeatedly thoughts on the disappearance of above-mentioned known radiator fan, develops a kind of reasonable in design and effectively improve the utility model of above-mentioned disappearance finally.

Main purpose of the present utility model, be to provide a kind of tool oneself radiator fan of thermolysis, it need not additionally set up power, directly outside air is introduced, poured into by the sharf in rotating, and this heat that is closed in the sharf is given heat exchange, can avoid Yin Gaore of radiator fan own or overheated and more and more slow and that cause complete failure, shut down the eventually gradually disappearance of rotating speed that produce to reach.

In order to achieve the above object, the utility model adopts technical scheme as described below: the radiator fan of tool oneself thermolysis, comprise that a tool is provided with the outer frame of rotating mechanism, reaches one by the rotation section that sharf and plural blade constituted, the table side of described sharf is most air vent holes of ring tool; This air vent hole and communicate respectively with gap between the stator and rotor of rotating mechanism.

Or further make aforesaid air vent hole, be configured to the corresponding oblique slot type of direction of rotation of a kind of system and sharf, weldering make respectively this air vent hole all can be in the middle of rotating, outside air taken advantage of a situation introduces in the sharf.

Can further make aforesaid air vent hole again, be configured to rectangular shape, multiple must suitable tangential direction vertical each other with the sharf rotation is necessity, receive the wind area with expansion.

The utility model that adopts said structure is when sharf rotates, set respectively this air vent hole system can introduce outside air because of the action of rotating simultaneously, when and after introducing outside air in the sharf by this air vent hole respectively, the heat that this originally only flows in the gap between stator and rotor, to and push because of the guiding of the outside air that poured into, and make its be forced to discharge in outside, it is the effect that reaches oneself heat radiation that radiator fan need not additionally be set up power.

Can further separate feature of the present utility model and technology contents for your juror is got, see also following about accompanying drawing of the present utility model and detailed description; Yet appended graphic reference and the explanation usefulness of only providing not is in order to restriction the utility model.

Description of drawings

Fig. 1 is the three-dimensional part sectioned view of known radiator fan.

Fig. 2 is a three-dimensional exploded view of the present utility model.

Fig. 3 is a three-dimensional combination figure of the present utility model.

Fig. 4 is the three-dimensional part sectioned view of demonstration air flow condition of the present utility model.

The explanation of parts label among the figure:

1 rotation section, 11 sharfs, 111 air vent holes

12 blades, 2 outer frames, 3 rotating mechanisms

31,32 stators, rotor

Embodiment

See also that Fig. 2, Fig. 3, the utility model shown in Figure 4 three-dimensionally decompose, constitutional diagram, the utility model system provides a kind of tool oneself the radiator fan of thermolysis, and this radiator fan system comprises that a tool is provided with the outer frame 2 of rotating mechanism 3, an and rotation section 1 that is made of sharf 11 and plural blade 12.Wherein, the inner edge of sharf 11 system ring has for example rotor 32 of magnet, in the time of outside this sharf 11 is placed in the stator 31 that closes as shown in Figure 2, these stator and rotor 31,32 and coil etc., be to constitute described

rotating mechanism

3, and 31,32 of these stator and rotor, the cording certain clearance.

Table side in described sharf 11, most air vent holes 111 of system's ring tool, and respectively this air vent hole 111 and palpus just communicate with the gap of 31,32 of aforementioned stator and rotor, to reach, in the time of sharf 11 rotations, set respectively this air vent hole 111 is because of the action of rotating outside air to be introduced the while, except that in order to the heat in the gap of 31,32 of stator and rotor is provided the guiding external force, also gets and can carry out heat exchange to the hot-airs in the sharf 11.

See also shown in Figure 4, in addition, also can further make aforesaid air vent hole 111, be configured to the corresponding oblique slot type of direction of rotation of a kind of system and sharf 11, so that respectively this air vent hole 111 all must be in the middle of rotating, outside air taken advantage of a situation introduce in the sharf 11, and mobile between just tying up in the gap of 31,32 of described stator and rotor.Gai Yin, a certain point of contact with its rotation, the flow direction that the tangential direction of rotating just makes air in contrast, by the oblique system of this air vent hole 111 and this tangential direction tool than mitre, and with the less angle of air flow tool, to reach outside air in the middle of sharf 11 rotates, easier pouring in the air vent hole 111.

Certainly, except provide outside air be easy to pour into the effect, also must provide its outside air that pours into that bigger flow is arranged.So must make aforesaid air vent hole 111, be configured to rectangular shape, multiple must suitable tangential direction vertical each other with sharf 11 rotations is necessity, receive the wind area to enlarge it, and make the outside air that is poured into, have bigger flow.

See also shown in Figure 4, when and after introducing outside air in the sharf 11 by this air vent hole 111 respectively, the heat that this only flows in the gap of 31,32 of stator and rotor originally, to and push because of the guiding of the outside air that poured into, and make its be forced to discharge in outside, radiator fan is the effect that reaches oneself heat radiation.

As above-mentioned the utility model structure, system need not additionally increase power, only utilize the rotation of its sharf 11, and outside air is poured in the air vent hole 111 of institute's particular design, and respectively this air vent hole 111 is to communicate with the gap of 31,32 of stator and rotor, the heat in this gap being guided, be pushed, so push this heat and discharge in outside.Therefore, radiator fan of the present utility model, decapacitation produces for example CPU of temperature etc. to meeting electronic building brick carries out outside the traditional heat-dissipating, the temperature that itself rotating mechanism 3 also can produce voluntarily, also can auto-radiating, need not extra power, in order to avoid radiator fan itself can cause more and more slow, and the whole dired straits that stop fully that cause of rotating speed gradually because of its heat that produces voluntarily.

In sum, the radiator fan of a kind of tool oneself provided by the utility model thermolysis, really can improve the known heat that radiator fan itself can produce can't being dispersed, cause the radiator fan can be because of overheated fault, reduce radiator fan many disappearances in useful life, and provide a kind of need not extra power, but outside air can be poured into, and the heat of inside guided, push, and the particular design outside being thrown into, be a rare novel product in fact, have novelty and progressive, meet the utility application important document fully, file an application according to Patent Law in the whence, would like to ask detailed survey and grant accurate this case patent, to ensure inventor's rights and interests.

Only the above only is a preferable possible embodiments of the present utility model; non-so promptly arrest limit claim of the present utility model; so the equivalent structure that uses the utility model specification and graphic content to do such as changes, all reason is closed and is given Chen Ming with being contained within the protection range of the present utility model.

Claims

1, the radiator fan of a kind of tool oneself thermolysis comprises that a tool is provided with the outer frame of rotating mechanism, reaches one by the rotation section that sharf and plural blade constituted, and is characterized in that: the table side of described sharf is most air vent holes of ring tool; This air vent hole and communicate respectively with gap between the stator and rotor of rotating mechanism.

2, the radiator fan of tool oneself according to claim 1 thermolysis is characterized in that: air vent hole wherein is to can be a kind of and the corresponding oblique slot type of direction of rotation sharf.

3, the radiator fan of tool according to claim 1 oneself thermolysis, it is characterized in that: air vent hole wherein is to can be an oblong-shaped, and the tangential direction of rotating with suitable and sharf vertical each other be necessity.