CN212278705U - Ionic wind heat dissipation device and electronic equipment - Google Patents
Ionic wind heat dissipation device and electronic equipment Download PDFInfo
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- CN212278705U CN212278705U CN202021809104.4U CN202021809104U CN212278705U CN 212278705 U CN212278705 U CN 212278705U CN 202021809104 U CN202021809104 U CN 202021809104U CN 212278705 U CN212278705 U CN 212278705U
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- ion wind
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Abstract
The utility model discloses an ion wind heat abstractor and electronic equipment, including cap and the ascending heat dissipation box of opening, the cap with all be equipped with a plurality of ventilation holes on the heat dissipation box, be equipped with a plurality of ion wind generating device in the heat dissipation box, ion wind generating device includes the netted collecting electrode of threadiness transmitting electrode and arc, the threadiness transmitting electrode with the netted collecting electrode interval of arc sets up. The ion wind generating device is arranged in the heat dissipation box body, ion wind moving directionally is formed, and the ion wind device is not provided with moving parts, so that silence can be realized, and the heat dissipation efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of the electronic equipment heat dissipation technique and specifically relates to an ion wind heat abstractor is related to.
Background
Along with the integration level of electronic devices is higher and higher, the heat flux density of the electronic devices is higher and higher, if heat cannot be timely discharged in a narrow space, the performance stability, the service life and the working efficiency of the devices are affected by overhigh temperature, and even the devices are caused to lose efficacy.
In the field of heat exchange enhancement, compared with the traditional mechanical fan heat dissipation technology, the ionic wind enhanced heat dissipation technology has the advantages of no mechanical moving part, simple structure, small volume, silence, low power consumption and the like. For example, in the current market, heat dissipation of a notebook computer base is basically realized by a mechanical fan heat dissipation method, and the problems of high noise, low heat dissipation efficiency caused by blocked direct blowing flow of the fan and the like exist.
Therefore, it is urgently needed to provide an ion wind heat radiator for a notebook computer base, which can solve the problems of high noise, low heat radiation efficiency and the like caused by the traditional heat radiation mode.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model aims to provide a notebook computer ion wind base radiator for noise reduction improves the radiating efficiency.
To achieve the purpose, the utility model adopts the following technical proposal: the utility model provides an ion wind heat abstractor, includes the heat dissipation box, all be equipped with a plurality of ventilation hole on the heat dissipation box, be equipped with a plurality of ion wind generating device in the heat dissipation box, ion wind generating device includes linear emitter electrode and the netted collecting electrode of arc, linear emitter electrode with the netted collecting electrode of arc interval sets up.
Optionally, the linear emitter electrode is disposed on a circular mandrel of the arc-shaped mesh collector electrode.
Optionally, the linear emitter electrode is disposed parallel to the bottom of the case through a first support member, and the arc-shaped mesh collector electrode is disposed parallel to the bottom of the heat dissipation case through a second support member.
Optionally, a ray formed by extending a point on the linear emitter electrode in a direction perpendicular to the long edge of one side of the curved mesh-shaped collector electrode is a first ray, a ray formed by extending a point on the linear emitter electrode in a direction perpendicular to the long edge of the other side of the curved mesh-shaped collector electrode is a second ray, and an included angle between the first ray and the second ray is 60 ° to 120 °.
Optionally, the voltage difference between the linear emitter electrode and the arc-shaped mesh collector electrode is ± 5kV — ± 10 kV.
Optionally, the ion wind generating devices are arranged in the heat dissipation box body at equal intervals, and the interval between two adjacent ion wind generating devices is greater than 2 CM.
Optionally, the surface of the linear emitter electrode is coated with a carbon nanotube coating.
Optionally, the ventilation holes are uniformly distributed on the heat dissipation box body.
Optionally, the pore walls of the vent holes are coated with a catalyst coating.
An electronic device comprises the ion wind heat dissipation device.
The utility model has the advantages that: the utility model discloses ionic wind heat abstractor, including the heat dissipation box, all be equipped with a plurality of ventilation hole on the heat dissipation box, be equipped with a plurality of ionic wind generating device in the heat dissipation box, ionic wind generating device includes the netted collecting electrode of threadiness transmitting electrode and arc, the threadiness transmitting electrode with the netted collecting electrode interval of arc sets up. Through set up ionic wind generating device in the radiating box body, ionic wind generating device produces high strength electric field around the projecting pole and makes near air ionization produce corona discharge phenomenon, the ion that the corona effect produced is with higher speed and takes place collision exchange momentum and energy with the neutral molecule in the air under the effect of electric field, form directional motion's ionic wind, thereby realize the radiating effect to notebook computer, simultaneously because the current collection at here is the arcuation, the ionic wind that the event produced is more even, it is better to compare the radiating effect of traditional base radiator mechanical fan direct-blow, and because ionic wind device does not have the moving part, can realize the silence, improve the radiating efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a schematic view of an overall structure of a notebook computer ion wind base heat dissipation device according to an embodiment of the present invention;
fig. 2 is an exploded view of an ion wind heat dissipation device according to an embodiment of the present invention;
fig. 3 is a schematic structural view of an ion wind generating device of an ion wind heat dissipation device according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of an ion wind generating device of an ion wind heat dissipation device according to an embodiment of the present invention.
In the figure: 1. a heat dissipation box body; 10. a first support member; 11. a second support member; 2. an ion wind generating device; 20. a linear emitter electrode; 21. an arc-shaped net-shaped collector; 22. an included angle; 100. a vent hole.
Detailed Description
The embodiment of the utility model provides an ion wind heat abstractor and electronic equipment for realize the noise reduction, improve the radiating efficiency.
In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", etc. indicate the directions or positional relationships based on the directions or positional relationships shown in fig. 1, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Referring to fig. 1, fig. 1 is an exploded view of an ion wind heat dissipation device according to an embodiment of the present invention, which includes a heat dissipation box 1, the heat dissipation box 1 is provided with a plurality of ventilation holes 100, the heat dissipation box 1 is provided with a plurality of ion wind generation devices 2, each ion wind generation device 2 includes a linear emitter electrode 20 and an arc-shaped mesh-shaped collector electrode 21, and the linear emitter electrode 20 and the arc-shaped mesh-shaped collector electrode 21 are arranged at an interval.
In a specific embodiment, the ion wind generating device 2 works according to the following principle: the linear emitting electrode 20 is high voltage, the arc-shaped netted collecting electrode 21 is grounded, the ion wind generating device 2 generates a high-intensity electric field around the emitting electrode to ionize the nearby air to generate a corona discharge phenomenon, and ions generated by the corona effect are accelerated under the action of the electric field and collide with neutral molecules in the air to exchange momentum and energy, so that ion wind moving directionally is formed. The directional moving ion wind realizes the effect of heat dissipation on electronic equipment, such as a notebook computer.
As shown in fig. 2 and 3, since the collector 21 is arc-shaped net, the generated ion wind is more uniform, the direct-blowing heat dissipation effect is better than that of the mechanical fan of the conventional base heat sink, and the ion wind device has no moving parts, so that the silent and efficient heat dissipation can be realized.
When the ion wind base radiator is used, the heat radiation box body 1 is arranged at the bottom of an electronic device, such as a notebook computer, and the air vents 100 in the heat radiation box body 1 enable ion wind generated by the ion wind generating device 2 in the heat radiation box body 1 to better flow to the bottom of the notebook computer, so that heat radiation of the notebook computer is realized. In a specific embodiment, the heat dissipation case 2 may include an openable cover to facilitate taking, placing, mounting, and dismounting of the ion wind generating device 2.
Further, the linear emitter electrode 20 is provided on the circular axis of the arc-shaped mesh collector electrode 21.
In a specific embodiment, as shown in fig. 3, the linear emitter electrode device 20 should be placed on the circular central axis of the arc-shaped collector electrode 21 to ensure that the ion wind generating device can generate ion wind with uniform periphery in the corona discharge process, thereby greatly improving the heat dissipation efficiency, and solving the problem of poor heat dissipation effect caused by the blocked direct-blowing wind flow of the mechanical fan of the bottom heat sink of the conventional notebook computer.
Further, the linear emitter electrode 20 is disposed parallel to the bottom of the case 1 by a first support 10, and the arc-shaped mesh collector electrode 21 is disposed parallel to the bottom of the heat dissipation case 1 by a second support 11.
As shown in fig. 3, the wire-mounted emitter electrode 20 is fixed in the heat dissipation case 1 by a first support 10, which may be a support rod or a support with other shapes; the arc-shaped netted collector 21 is fixed in the heat dissipation case 1 by a second support member 11, which may be a support rod or a support member of other shape.
Further, a ray formed by the linear emitter electrode 20 extending from a point on the linear emitter electrode 20 in a direction perpendicular to the long edge of one side of the linear collector 21 is a first ray, a ray formed by the linear emitter electrode 20 extending from a point on the linear emitter electrode 20 in a direction perpendicular to the long edge of the other side of the linear collector 21 is a second ray, and an included angle 22 between the first ray and the second ray is 60 ° to 120 °.
In a specific embodiment, as shown in fig. 4, in order to ensure the effect of generating the ion wind, since the corona discharge has eccentricity, it is preferable that the relative position between the linear emitter electrode 20 and the arc-shaped mesh electrode 21 and the angle between the linear emitter electrode 20 and the arc-shaped mesh collector electrode 21 for performing the corona discharge do not exceed 180 ° and should preferably be 60 ° to 120 °.
Further, the voltage difference between the linear emitter electrode 20 and the arc-shaped mesh collector electrode 21 is ± 5kV — ± 10 kV.
In a specific embodiment, the voltage difference between the linear emitter electrode 20 and the arc-shaped collector electrode 21 is preferably within a range of ± 5kV to ± 10kV, and the distance therebetween is preferably within a range of 8mm to 20mm, and the distance therebetween should be the distance between the closest two points.
Further, as shown in fig. 2, the ion wind generating devices 2 are equidistantly arranged in the heat dissipation box 1, and the interval between two adjacent ion wind generating devices 2 is greater than 2 CM.
In a specific embodiment, in order to avoid the interference between the ion winds generated by the adjacent ion wind generation devices, and further improve the heat dissipation efficiency of the notebook computer ion wind base heat sink, the relative positions of the ion wind generation devices 2 are preferably selected, the ion wind generation devices 2 are sequentially and uniformly arranged along the horizontal direction, the adjacent distance between the ion wind generation devices is greater than 2cm, the distance between the ion wind generation devices is preferably 3 cm-4 cm, and the distance between the ion wind generation devices and the adjacent ion wind base heat sink should be the distance between the nearest two points of the adjacent mesh electrodes.
Further, the surface of the linear emitter electrode 20 is coated with a carbon nanotube coating.
In a specific embodiment, in order to enhance the ion wind and reduce the amount of ozone generated by the corona discharge, the surface of the linear emitter electrode 20 is coated with a carbon nanotube coating. The corona effect can be enhanced due to the good field emission characteristics and the high aspect ratio of the carbon nanotubes, thereby enhancing the ionic wind.
The linear emitter electrode 20 has a carbon nanotube coating coated on the surface thereof, has good field emission characteristics and corrosion resistance, can effectively enhance ion wind for a long time, and can reduce ozone released by corona discharge. And experiments show that the amount of ozone generated by the ion wind device coated with the carbon nano tube coating is obviously reduced.
Further, as shown in fig. 1, the ventilation holes 100 are uniformly distributed on the heat dissipation case 1.
In a specific embodiment, in order to accelerate the internal gas flow, the heat dissipation case 1 with ventilation holes is preferred here, in order to ensure the air circulation and improve the heat dissipation effect, wherein the ventilation holes are uniformly distributed in all directions, and the shape of the ventilation holes can be selected to be circular holes, square holes or ventilation holes with other shapes.
Further, the wall of the vent hole 100 is coated with a catalyst coating layer.
In a specific embodiment, in order to further avoid the amount of ozone generated by corona discharge and to make the notebook computer ion wind base radiator suitable for household use, catalyst coatings are coated at the vent holes 100 and the vent holes of the radiating box body 1, and when the ion wind with ozone flows through, the ozone in the ion wind is reduced by the catalyst, so that the ozone is removed, and the problem of ozone generated by corona discharge can be effectively solved. The catalyst coating may be a manganese dioxide catalyst, an iron catalyst, an alumina catalyst, or the like. In addition, the shell cover 1 and the heat dissipation box body 2 are made of insulating heat conducting materials.
In a specific embodiment, in order to keep the ion wind generating device to output stable ion wind under the high-voltage working condition and ensure continuous and reliable heat dissipation effect, the preferable heat dissipation box body 1 can be made of a heat-conducting insulating silica gel plate or other insulating heat-conducting materials with the same characteristics.
An electronic device comprises the ion wind heat dissipation device.
In a specific embodiment, the ion wind heat dissipation device can be used for heat dissipation of electronic equipment, such as a notebook computer, and is placed at the bottom of the notebook computer when in use, so that the ion wind is utilized to dissipate heat of the notebook computer.
To sum up, the embodiment of the utility model provides a pair of ion wind heat abstractor, including the heat dissipation box, all be equipped with a plurality of ventilation holes on the heat dissipation box, be equipped with a plurality of ion wind generating device in the heat dissipation box, ion wind generating device includes the netted collecting electrode of threadiness transmitting electrode and arc, the threadiness transmitting electrode with the netted collecting electrode interval of arc sets up. Through set up ionic wind generating device in the radiating box body, ionic wind generating device produces high strength electric field around the projecting pole and makes near air ionization produce corona discharge phenomenon, the ion that the corona effect produced is with higher speed and takes place collision exchange momentum and energy with the neutral molecule in the air under the effect of electric field, form directional motion's ionic wind, thereby realize the radiating effect to notebook computer, simultaneously because the current collection at here is the arcuation, the ionic wind that the event produced is more even, it is better to compare the radiating effect of traditional base radiator mechanical fan direct-blow, and because ionic wind device does not have the moving part, can realize the silence, improve the radiating efficiency.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. The ion wind cooling device is characterized by comprising a cooling box body (1), wherein a plurality of ventilation holes (100) are formed in the cooling box body (1), a plurality of ion wind generating devices (2) are arranged in the cooling box body (1), each ion wind generating device (2) comprises a linear emitting electrode (20) and an arc-shaped netted collecting electrode (21), and the linear emitting electrode (20) and the arc-shaped netted collecting electrode (21) are arranged at intervals.
2. The ion wind heat sink according to claim 1, wherein said wire-like emitter electrode (20) is provided on a circular mandrel of said arc-shaped mesh collector electrode (21).
3. The ion wind heat sink according to claim 1, characterized in that the linear emitter electrode (20) is arranged parallel to the bottom of the housing (1) by a first support (10) and the curved mesh collector electrode (21) is arranged parallel to the bottom of the heat sink housing (1) by a second support (11).
4. The ion wind heat sink according to claim 1, wherein a ray formed by the arc-shaped mesh collector electrode (21) extending from a point on the linear emitter electrode (20) to a direction perpendicular to the long side edge of one side of the arc-shaped mesh collector electrode (21) is a first ray, a ray formed by the point on the linear emitter electrode (20) to a direction perpendicular to the long side edge of the other side of the arc-shaped mesh collector electrode (21) is a second ray, and an included angle (22) between the first ray and the second ray is 60 ° to 120 °.
5. The ionic wind heat sink according to claim 1, wherein the voltage difference between said linear emitter electrode (20) and said curved mesh collector electrode (21) is ± 5 kV-10 kV.
6. The ion wind heat dissipation device according to claim 1, wherein the ion wind generation devices (2) are equally spaced in the heat dissipation box body (1), and the interval between two adjacent ion wind generation devices (2) is greater than 2 CM.
7. The ionic wind heat sink according to claim 1, wherein the surface of the wire-like emitter electrode (20) is coated with a carbon nanotube coating.
8. The ionic wind heat sink according to claim 1, characterized in that the ventilation holes (100) are evenly distributed on the heat sink box (1).
9. The ionic wind heat sink according to claim 1, wherein the walls of the vents (100) are coated with a catalyst coating.
10. An electronic device comprising the ion wind heat dissipating apparatus according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021809104.4U CN212278705U (en) | 2020-08-26 | 2020-08-26 | Ionic wind heat dissipation device and electronic equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021809104.4U CN212278705U (en) | 2020-08-26 | 2020-08-26 | Ionic wind heat dissipation device and electronic equipment |
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| CN212278705U true CN212278705U (en) | 2021-01-01 |
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| CN202021809104.4U Expired - Fee Related CN212278705U (en) | 2020-08-26 | 2020-08-26 | Ionic wind heat dissipation device and electronic equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113456856A (en) * | 2021-06-15 | 2021-10-01 | 西安理工大学 | Chopstick disinfection device based on plasma technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113456856A (en) * | 2021-06-15 | 2021-10-01 | 西安理工大学 | Chopstick disinfection device based on plasma technology |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |