CN201303201Y - Ion wind heat radiation device, ion wind radiator and laser using same - Google Patents
Ion wind heat radiation device, ion wind radiator and laser using same Download PDFInfo
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- CN201303201Y CN201303201Y CNU2008201102286U CN200820110228U CN201303201Y CN 201303201 Y CN201303201 Y CN 201303201Y CN U2008201102286 U CNU2008201102286 U CN U2008201102286U CN 200820110228 U CN200820110228 U CN 200820110228U CN 201303201 Y CN201303201 Y CN 201303201Y
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- ion wind
- radiator
- heat radiator
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Abstract
The utility model provides an ion wind radiation device which is characterized in that the device comprises a power supply and a heat radiation network which is formed by intersecting a first group of conductor wires which comprises two or more than two conductor wires with a second group of conductor wires which comprises two or more than two conductor wires; wherein the first group of conductor wires is electrically connected with an output terminal of the power supply; and the second group of conductor wires is electrically connected with the other output terminal of the power supply; at each intersection point, the first group of conductor wires is provided with bulges which are perpendicular to the plane of the heat radiation network along the same direction so as to cross over the corresponding second group of conductor wires which is intersected therewith; meanwhile, the first group of conductor wires is insulated from the second group of conductor wires.
Description
Technical field
The utility model relates to the heat sink technology field, particularly a kind of device that utilizes ion wind to dispel the heat.
Background technology
The refrigeration modes of traditional laser is refrigeration modes such as fan refrigeration, water-cooled, conduction cooling mostly, and these refrigeration modes exist big, the easy pollution of noise, bulky shortcoming.
Publication number be US 7190587 U.S. Patent Publication a kind of fan-free type ion wind cooling device, as shown in Figure 1, it comprises heat sink 101, bottom surface 102, projection 103, lid 104, electric wire 105, electric wire supporter 106, fixed part 107, power supply 108 and accelerator 109.Fixed part 107 is arranged on heat sink 101 and be fixed on the heating position of components and parts by fixed part 107.Electric wire supporter 106 is used for placing electric wire 105, and electric wire 105 is positioned at 103 of two adjacent projectioies, and with protruding 103 keeping parallelisms, wherein electric wire 105 is identical with protruding 103 vertical height to the vertical range of bottom surface 102.The positive pole of high-voltage power apparatus 108 links to each other with electric wire 105, and its grounding terminals is connected with heat sink 101.High voltage in supply unit 108 offers electric wire 105, ion wind will produce at electric wire 105 places, by accelerator 109 it is quickened it and flow downward, ion wind drives air and flows to passage two side outlets along projection 103 and lid 104 formed passages simultaneously.Heat on heat sink 101 discharges by the mobile of ion wind.
Be added with lid on this installs as can be seen by above description and formed the passage that has only both sides that outlet is arranged, make ion wind can not be directly with heat from shedding with heat sink vertical direction, can only be along the two ends outlet release heat of the passage parallel with heat sink direction, if the ion wind cooling device is bigger, the heat that so heat sink centre position produces will can not get discharging timely, cause radiating efficiency low; This apparatus structure complexity in addition, manufacture craft is loaded down with trivial details.
Summary of the invention
Therefore, task of the present utility model is the defective that overcomes prior art, thereby a kind of ion wind heat radiator of simple in structure, low cost of manufacture is provided.
Another purpose of the present utility model provides a kind of ion wind radiator.
According to an aspect of the present utility model, a kind of ion wind heat radiator is provided, it is characterized in that, comprise power supply and by first group of conductor wire that comprises two or more conductor wire and the second group of conductor wire radiator-grid that forms intersected with each other that comprises two or more conductor wire, described first group of conductor wire is electrically connected to an output of described power supply, described second group of conductor wire is electrically connected to another output of described power supply, and, at each place, crosspoint, described first group of conductor wire has the projection with respect to described radiator-grid plane in the same direction, thereby stride across the corresponding second group of conductor wire that intersects with it, and described first group of conductor wire and described second group of conductor wire are insulated from each other.
In the above-mentioned ion wind heat radiator, the preferred circular arc of the shape of described projection, triangle, trapezoidal or parabola shaped.
Further, in the above-mentioned ion wind heat radiator, can also preferably described second group of conductor wire be positioned at described first group of conductor wire projection under.
In the above-mentioned ion wind heat radiator, described first group of conductor wire and second group of conductor wire surface preferably are coated with conduction and oxidation resistant coating, for example, in according to an exemplary embodiment of the present utility model, described first group of conductor wire and second group of conductor wire are all copper cash, its surface is coated with nickel dam and gold layer from the inside to the outside successively, and wherein the gold layer is described conduction and oxidation resistant coating, and described nickel dam is in order to strengthen the adhesive force between described gold layer and the described copper line surface.
In the above-mentioned ion wind heat radiator, be connected in parallel to each other between each conductor wire in described first group of conductor wire and/or between each conductor wire in second group of conductor wire or be connected to described power supply.
In the above-mentioned ion wind heat radiator, described power supply is an AC power.
According on the other hand of the present utility model, a kind of ion wind radiator also is provided, this ion wind radiator is formed by stacking along the direction perpendicular to described radiator-grid plane by two or more above-mentioned ion wind heat radiators, and the protrusion direction of each described ion wind heat radiator is identical.
On this basis, the utility model also provides a kind of laser, comprise laser bodies, fin and above-mentioned ion wind heat radiator, wherein, fin has two or more heat radiation grooves, fin is two or more parts along the cutting of vertical trench direction, fin is fixed on the described laser bodies, and the heat radiation groove direction on the fin various piece is all identical, between the fin adjacent part and fin two ends all are provided with described ion wind heat radiator, and the ion wind that described ion wind heat radiator is produced flows in the same direction along described heat radiation groove.
Another aspect, the utility model provides another kind of laser, comprise laser bodies, heat sink and above-mentioned ion wind heat radiator, wherein, described heat sink being arranged on the described laser bodies, described ion wind heat radiator is arranged on described heat sink top, and the projection that preferably makes ion wind heat radiator is towards described heat sink.
Construction for heat radiating device provided by the utility model is simple, and volume is small and exquisite, frivolous, is easy to install carry; Each parts are quiescent operation, and its working life is longer, and noiselessness; Because it can not form dust accretions for active source,, bring pollution can for the laser works environment so self-cleaning function is arranged yet.The ion wind speed of this device is than fan speed height, and this device top do not have nappe, can not hinder air flows, heat can in time shed, can improve radiating efficiency greatly, thereby improve all solid state laser job stability, and reduce the overall volume of laser.
Description of drawings
Below, describe embodiment of the present utility model in conjunction with the accompanying drawings in detail, wherein:
Fig. 1 is existing a kind of ion wind heat radiator structural representation;
Fig. 2 is the ion wind heat radiator structural representation of embodiment of the present utility model;
Fig. 3 is the principle schematic that heat abstractor of the present utility model forms ion wind;
Fig. 4 is the air flow schematic diagram of the ion wind heat radiator of embodiment of the present utility model;
Fig. 5 is that ion wind heat radiator of the present utility model is applied in the schematic diagram in the laser heat radiation;
Fig. 6 is that ion wind heat radiator another kind of the present utility model is applied in the schematic diagram in the laser heat radiation.
Embodiment
Fig. 2 shows a preferred embodiment of a kind of ion wind heat radiator of the present utility model.As we can see from the figure, comprise first group of conductor wire 202 and second group of conductor wire 203 intersected with each other, and the two ends of every conductor wire all are fixed on the Insulating frame 201, first group of conductor wire 202 interior all conductor wire is parallel to each other, second group of conductor wire 203 interior all conductor wire is also parallel to each other, and first group of conductor wire 202 is vertical mutually in the xoz plane with second group of conductor wire 203, form radiator-grid, infall at each conductor wire of each conductor wire of first group of conductor wire 202 and second group of conductor wire 203, first group of conductor wire 202 all is arc-shaped convex along y axle positive direction, stride across corresponding second group of conductor wire 203 and with second group of conductor wire 203 insulation.Power supply 204 is an AC power, an one output is electrically connected with every conductor wire of first group of conductor wire 202, another output is electrically connected with second group of conductor wire, 203 every conductor wires, that is to say, in the present embodiment, the connected mode that adopts be in first group of conductor wire 202 between each conductor wire for being connected in parallel, and in second group of conductor wire 203 between each conductor wire also for being connected in parallel.Certainly, it will be appreciated by those skilled in the art that also can be for being connected in series between each conductor wire in 202/ second group of conductor wire 203 of first group of conductor wire, and this all can decide according to the concrete needs of actual conditions, concrete method of attachment is known for those skilled in the art, no longer describes in detail.
Fig. 3 is the principle schematic that heat abstractor of the present utility model forms ion wind, after power-on 204, form highfield between the high spot of first group of conductor wire 202 and second group of conductor wire 203, under effect of electric field, the polarized and ionization of air between first group of conductor wire 202 and second group of conductor wire 203, form ion, according to Coanda effect (C0anda Effect), fluid (current or air-flow) has and leaves original flow direction, change the tendency that flows along with the object direction of protruding into, therefore, most of ion trends towards flowing to the protrusion direction of first group of conductor wire 202, has only the minority ion flow to second group of conductor wire 203, as shown in Figure 3, the arrow direction of curve is the flow direction of ion flow.By control power source voltage and duty ratio, can quicken air ionization, ion flow is speeded up, form to the mobile ion wind of the protrusion direction of first group of conductor wire 202.Drive air flows by ion wind, the heat at thermal source place is loose.Can control the wind speed of ion wind by changing voltage, duty ratio, promptly voltage is high more, and ion wind speed is fast more; Duty ratio is high more, and ion wind speed is fast more.But it is strong sharp quick-fried to one of ordinary skill in the art will appreciate that too high voltage can produce, so will adjust suitable magnitude of voltage, makes it to satisfy the ionized air condition.
Fig. 4 is an air flow schematic diagram embodiment illustrated in fig. 2.A conductor wire in one group of first group of conductor wire 202 projection and the second group of conductor wire 203 that is in circle centre position correspondingly has been shown among Fig. 4.Shown in the direction of arrow among Fig. 4, the air that the projection of first group of conductor wire 202 and second group of conductor wire are 203 is under the drive of ion wind, protrusion direction to first group of conductor wire 202 flows, if the thermal source that will need to dispel the heat faces the one side setting of the projection of first group of conductor wire 202 of this ion wind heat radiator, then formed ion wind can directly blow to thermal source, play the effect of quick heat radiating, as seen, in the background technology along the design of the direction heat radiation parallel with thermal source, the utility model can directly dispel the heat, and this has greatly improved radiating efficiency.
As an example embodiment illustrated in fig. 2, framework 201 uses the aluminium oxide ceramics framework, and first group/second group conductor wire is copper cash, and the gross area of entire heat dissipation net is 40 * 20mm
2, 11 conductor wires of first group of conductor wire, 5 of second group of conductor wires, first group/second group conductor wire radical also changes according to the variation of arrangement mode thereupon.The spacing of axle center each other of two adjacent conductor wires is 2mm in first group of conductor wire 202, the spacing of axle center each other of two adjacent conductor wires is 7.5mm in second group of conductor wire 203, every conductor wire diameter of first group of conductor wire 202 is 0.5mm, and the direction along vertical radiator-grid is the semicircular arc projection to first group of conductor wire 202 at the place, crosspoint, arc diameter is 5.5mm, and every conductor wire diameter of second group of conductor wire 203 is 2.5mm, is positioned at the circle centre position of semicircular arc projection.The conductor wire radical that it will be appreciated by those skilled in the art that first group/second group of conductor wire changes according to the variation of actual area of dissipation and arrangement mode thereupon, projection also can be non-semicircular arc, for example obtuse angle circular arc, triangle, trapezoidal or parabola shaped etc., at this moment, every conductor wire of second group of conductor wire 203 be positioned at 202 every groups of first group of conductor wires of xoz face projection peaks under.Power supply adopts the AC power of 10kV, 1000Hz, and an end of power supply is electrically connected with described first group of conductor wire 202, and all is connected in parallel between each conductor wire in first group of conductor wire 202; The other end of power supply is electrically connected with described second group of conductor wire 203, and the other end ground connection of described power supply, all be connected in parallel between each conductor wire in second group of conductor wire 203, the ion wind that heat abstractor produced of this structure will blow to first group of conductor wire 202 by second group of conductor wire 203.
In the above-mentioned example, also can be between each conductor wire in described first group/second group conductor wire for being connected in series, those of ordinary skills can adjust according to the actual needs accordingly.
And in another example, the surface of described first group/second group of conductor wire also is electroplate with thick nickel dam of 1 μ m and the thick gold layer of 1 μ m from the inside to the outside successively, in this structure, the gold layer is conduction and oxidation resistant coating, it can also prevent the oxidation of conductor wire when guaranteeing high conductivity, improve its useful life, and the effect of nickel dam is the adhesive force that improves between gold layer and the conductor wire surface, certainly, the coating layer thickness here is only as example, under the situation that does not break away from the utility model content, those skilled in the art are according to content disclosed in the utility model, the coating of other thickness and/or other materials can also be used, the oxidation that prevents conductor wire can also be reached as long as can be implemented in when guaranteeing high conductivity, the purpose that improves its useful life gets final product.
Fig. 5 is for being applied in ion wind heat radiator of the present utility model in schematic diagram in the laser heat radiation.As shown in Figure 5, fin 502 is fixed on the side of a non-exiting surface of laser 501, fin 502 has two or more heat radiation grooves, for example three, four or five or the like, the groove of fin 502 is along the z direction of principal axis, and fin 502 is two parts along the axial cutting of x, has space interval between two parts fin, ion wind heat radiator 503b is inserted in the fin 502 two-part intervals, simultaneously also be fixed with ion wind heat radiator 503a and 503c, ion wind heat radiator 503a respectively at the two ends of fin 502, the projection of 503b and 503c is all towards z axle negative direction.The ion wind that ion wind heat radiator 503a forms blows to fin 502 and drives air and flows in described heat radiation groove, blow to ion wind heat radiator 503c when air flows to be inhaled when reaching ion wind heat radiator 503b and quicken once more, form the acceleration air exhaust passage of a relay-type like this.This structure can be quickened air flows, the heat that sheds fast, radiating efficiency height.Certainly, in actual applications, can make fin 502 be divided into two or more parts according to actual conditions, three, four or five parts or the like for example, bigger for some power, the laser that caloric value is higher can also all be provided with fin 502 and ion wind heat radiator 503 at laser except that exiting surface two, three, four even five sides, further strengthens radiating effect.
Fig. 6 is applied in schematic diagram in the laser heat radiation for ion wind heat radiator another kind of the present utility model, and this device comprises all solid state laser 601, and heat sink 602 and ion wind heat radiator 603.Heat sink 602 are arranged on a side of the non-exiting surface of laser 601, ion wind heat radiator 603 is fixed on heat sink 602, and make crowning towards heat sink 602, the ion wind blow air that forms flows fast, improve radiating efficiency, certainly the crowning that it will be understood by those skilled in the art that ion wind heat radiator 603 also can be provided with in the opposite direction, makes the ion wind that produces blow to this ion wind heat radiator 603 by described heat sink 602.Similarly, also can all carry out such heat radiation setting at all solid state laser except that exiting surface two, three, four even five sides.
In addition, in according to another one embodiment of the present utility model, also used ion wind radiator with laminated construction, this ion wind radiator is superposeed up and down according to identical crowning direction by the radiator-grid of the above-mentioned individual layer ion wind heat radiator of N and constitutes that (N is a positive integer, concrete numerical value determines according to actual needs), this laminated construction can quicken air flows, increases air flow amount, thereby further strengthens the heat-sinking capability of radiator.
It should be noted last that above embodiment is only unrestricted in order to the explanation the technical solution of the utility model.Although the utility model is had been described in detail with reference to embodiment, those of ordinary skill in the art is to be understood that, the technical solution of the utility model is carried out various combinations, revises or is equal to replacement, the spirit and scope that do not break away from technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (9)
1. ion wind heat radiator, it is characterized in that, comprise power supply and by first group of conductor wire that comprises two or more conductor wire and the second group of conductor wire radiator-grid that forms intersected with each other that comprises two or more conductor wire, described first group of conductor wire is electrically connected to an output of described power supply, described second group of conductor wire is electrically connected to another output of described power supply, and, at each place, crosspoint, described first group of conductor wire has the projection with respect to described radiator-grid plane in the same direction, thereby stride across the corresponding second group of conductor wire that intersects with it, and described first group of conductor wire and described second group of conductor wire are insulated from each other.
2. according to the ion wind heat radiator of claim 1, it is characterized in that, described projection be shaped as circular arc, triangle, trapezoidal or parabola shaped.
3. according to the ion wind heat radiator of claim 2, it is characterized in that, described second group of conductor wire be positioned at described first group of conductor wire projection under.
4. according to the ion wind heat radiator of claim 1, it is characterized in that described first group of conductor wire and second group of conductor wire surface coverage have conduction and oxidation resistant coating.
5. according to the ion wind heat radiator of claim 4, it is characterized in that described first group of conductor wire and second group of conductor wire are all copper cash, described conduction and oxidation resistant coating are the gold layer, and also are provided with nickel dam between described copper line surface and the described gold layer.
6. according to the ion wind heat radiator of claim 1, it is characterized in that, be connected in parallel to each other between each conductor wire in described first group of conductor wire and/or between each conductor wire in second group of conductor wire or be connected to described power supply.
7. ion wind radiator, it is characterized in that, this ion wind radiator is formed by stacking along the direction perpendicular to described radiator-grid plane by the described ion wind heat radiator of two or more claims 1, and the protrusion direction of each described ion wind heat radiator is identical.
8. laser, comprise laser bodies, each described ion wind heat radiator of fin and claim 1-6, wherein, fin has two or more heat radiation grooves, fin is divided into two or more parts along the vertical trench direction, fin is fixed on the described laser bodies, and the heat radiation groove direction on the fin various piece is all identical, between the fin adjacent part and fin two ends all are provided with described ion wind heat radiator, and the ion wind that described ion wind heat radiator is produced flows in the same direction along described heat radiation groove.
9. a laser comprises laser bodies, heat sink and each described ion wind heat radiator of claim 1-6, wherein, described heat sink being arranged on the described laser bodies, described ion wind heat radiator is arranged on described heat sink top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201102286U CN201303201Y (en) | 2008-08-26 | 2008-08-26 | Ion wind heat radiation device, ion wind radiator and laser using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201102286U CN201303201Y (en) | 2008-08-26 | 2008-08-26 | Ion wind heat radiation device, ion wind radiator and laser using same |
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| Publication Number | Publication Date |
|---|---|
| CN201303201Y true CN201303201Y (en) | 2009-09-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201102286U Expired - Lifetime CN201303201Y (en) | 2008-08-26 | 2008-08-26 | Ion wind heat radiation device, ion wind radiator and laser using same |
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| CN (1) | CN201303201Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101662120B (en) * | 2008-08-26 | 2013-02-27 | 北京中视中科光电技术有限公司 | Ionic wind radiating device |
| CN104061458A (en) * | 2013-03-22 | 2014-09-24 | 海洋王（东莞）照明科技有限公司 | Lamp |
-
2008
- 2008-08-26 CN CNU2008201102286U patent/CN201303201Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101662120B (en) * | 2008-08-26 | 2013-02-27 | 北京中视中科光电技术有限公司 | Ionic wind radiating device |
| CN104061458A (en) * | 2013-03-22 | 2014-09-24 | 海洋王（东莞）照明科技有限公司 | Lamp |
| CN104061458B (en) * | 2013-03-22 | 2017-04-05 | 海洋王（东莞）照明科技有限公司 | A kind of light fixture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090902 Effective date of abandoning: 20080826 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20090902 Effective date of abandoning: 20080826 |
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| RGAV | Abandon patent right to avoid regrant |