Liquid-cooling heat radiator and heat exchanger thereof
Technical field
The utility model refers to a kind of liquid-cooling heat radiator and heat exchanger thereof that is used for the electronic heating element especially relevant for a kind of heat abstractor.
Background technology
Along with making rapid progress of science and technology, the performance and the power of many electronic components strengthen day by day, and the heat that is produced when it is operated jointly is also more and more; Do not select if immediately heat that electronic component produced is not loose, it is inner and temperature of electronic component is raise gradually that these heats will accumulate on electronic component, influences its performance the most at last and even reduce useful life or cause electronic component to lose efficacy.
Therefore, in operation, often install heat abstractor additional and force heat radiation such as electronic equipments such as host computer, liquid crystal screen display, TV, plasma-screen televisions; Early stage heat abstractor is based on fan, but because its radiating effect is undesirable, therefore in order to improve radiating effect, industry has been developed a kind of liquid-cooling heat radiator in recent years, its mainly comprise a pedestal, cover cap in a lid of pedestal and be placed in pedestal and lid between a heat exchanger; One electronic component of heat susceptor contrectation cooling, and the heat of electronic component is conducted on the heat exchanger; Form the accommodation space that cooling is but crossed with flow of liquid between pedestal and the lid, lid then offers a water inlet pipe and an outlet pipe, the liquid of cooling usefulness flows into the accommodation space from water inlet pipe and carries out leaving from outlet pipe after the heat exchange with heat exchanger again, constantly the heat of the electronic component under the pedestal is conducted successively by the circulation of liquid and to leave, and reach the effect of liquid cooling heat radiation.
Yet, with the heat exchanger effectiveness between the liquid how the quality of the radiating effect of this kind liquid-cooling heat radiator looks closely heat exchanger and cooling, if can increase heat exchanger and cooling with contact area and time of contact between the liquid, then can significantly increase heat exchanger and cool off the heat exchanger effectiveness of using between the liquid.
Therefore, how to solve the above problems some the target that promptly becomes this creator and improved.
Summary of the invention
A purpose of the present utility model is to provide a kind of liquid-cooling heat radiator, and it can increase heat exchanger and cool off with contact area and time of contact between the liquid, and significantly increases heat exchanger effectiveness and radiating effect.
In order to reach above-mentioned purpose, the utility model provides a kind of liquid-cooling heat radiator, comprising:
One pedestal;
One lid, cover cap is in this pedestal and in forming for the ccontaining accommodation space of described liquid between the two, and this lid forms a water inlet pipe and an outlet pipe that communicates with this accommodation space;
One heat exchanger, be arranged in this accommodation space and comprise the many heating panels that pile up mutually, the periphery of each this heating panel is closed and is made of many parting beads, and one common peripheral sets out a through hole between adjacent two these parting beads, and the place, end of each this heating panel offers two closed openings respectively;
End splices mutually headed by wherein arbitrary this heating panel and adjacent one this heating panel, so that this two closeds opening is formed with a water inlet openings runner and a water outlet open channels respectively, this many parting beads mutual dislocation of the many parting beads of this of arbitrary this heating panel and adjacent this heating panel is spliced and these many parting beads is formed at respectively on this contiguous multi-through hole, and between these many parting beads and this multi-through hole, being formed with many fluid channel of passing through for described liquid jointly, described liquid can flow in this multiple microchannels and from this water outlet open channels from this water inlet openings runner and flow out.
During enforcement, this two closeds opening is opened in the both ends in opposite directions place of each this heating panel, and makes the configuration that is mutually symmetrical of this water inlet openings runner and this water outlet open channels.
During enforcement, this water inlet openings runner and the configuration asymmetrical relative to one another of this water outlet open channels.
During enforcement, the many parting beads of this of each this heating panel comprise many first parting beads and many second parting beads, and these many second parting beads intersect at this many first parting beads respectively.
During enforcement, this multi-through hole of each this heating panel is separated into this many fluid channel by the intersection area of being somebody's turn to do many first parting beads and these many second parting beads of adjacent this heating panel respectively.
During enforcement, the many parting beads of this of each this heating panel comprise many first parting beads and many second parting beads, and these many second parting beads are vertically intersected on this many first parting beads respectively.
During enforcement, this multi-through hole of each this heating panel is separated into this many fluid channel by the position that intersects vertically of being somebody's turn to do many first parting beads and these many second parting beads of adjacent this heating panel respectively.
During enforcement, the many parting beads of this of each this heating panel are parallel to each other, and form an angle with a connecting line of this two closeds opening.
During enforcement, this pedestal and this lid all are to be made by the conductive metal material, and the junction of this pedestal and this lid is equiped with a packing ring, and this accommodation space is formed in this pedestal.
During enforcement, this pedestal and this lid all are to be made by the conductive metal material, and the junction of this pedestal and this lid is equiped with a packing ring, and this accommodation space is formed in this lid.
During enforcement, this water inlet pipe and this outlet pipe are arranged at the top of this lid respectively.
Another purpose of the present utility model is to provide a kind of heat exchanger of liquid-cooling heat radiator, wherein increases this heat exchanger and cooling with contact area and time of contact between the liquid, and significantly increases heat exchanger effectiveness and radiating effect.
In order to reach above-mentioned purpose, the utility model provides a kind of heat exchanger of liquid-cooling heat radiator, is arranged in the described liquid-cooling heat radiator and confession one flow of liquid mistake, and this heat exchanger comprises:
The many heating panels that pile up mutually, the periphery of each this heating panel are closed and are made of many parting beads, and one common peripheral sets out a through hole between adjacent two these parting beads, and the place, end of each this heating panel offers two closed openings respectively;
End splices mutually headed by wherein arbitrary this heating panel and adjacent one this heating panel, so that this two closeds opening is formed with a water inlet openings runner and a water outlet open channels respectively, this many parting beads mutual dislocation of the many parting beads of this of arbitrary this heating panel and adjacent this heating panel is spliced and these many parting beads is formed at respectively on this contiguous multi-through hole, and between these many parting beads and this multi-through hole, being formed with many fluid channel of passing through for described liquid jointly, described liquid can flow in this multiple microchannels and from this water outlet open channels from this water inlet openings runner and flow out.
During enforcement, this two closeds opening is opened in the both ends in opposite directions place of each this heating panel, and makes the configuration that is mutually symmetrical of this water inlet openings runner and this water outlet open channels.
During enforcement, this water inlet openings runner and the configuration asymmetrical relative to one another of this water outlet open channels.
During enforcement, the many parting beads of this of each this heating panel comprise many first parting beads and many second parting beads, and these many second parting beads intersect at this many first parting beads respectively.
During enforcement, this multi-through hole of each this heating panel is separated into this many fluid channel by the intersection area of being somebody's turn to do many first parting beads and these many second parting beads of adjacent this heating panel respectively.
During enforcement, the many parting beads of this of each this heating panel comprise many first parting beads and many second parting beads, and these many second parting beads are vertically intersected on this many first parting beads respectively.
During enforcement, this multi-through hole of each this heating panel is separated into this many fluid channel by the position that intersects vertically of being somebody's turn to do many first parting beads and these many second parting beads of adjacent this heating panel respectively.
During enforcement, the many parting beads of this of each this heating panel are parallel to each other, and form an angle with a connecting line of this two closeds opening.
During enforcement, this pedestal and this lid all are to be made by the conductive metal material, and the junction of this pedestal and this lid is equiped with a packing ring, and this accommodation space is formed in this pedestal.
During enforcement, this pedestal and this lid all are to be made by the conductive metal material, and the junction of this pedestal and this lid is equiped with a packing ring, and this accommodation space is formed in this lid.
During enforcement, this water inlet pipe and this outlet pipe are arranged at the top of this lid respectively.
Compared to prior art, the utlity model has following effect:
According to the utility model, because end splices mutually headed by arbitrary this heating panel and adjacent one this heating panel, so that this two closeds opening is formed with a water inlet openings runner and a water outlet open channels respectively, this many parting beads mutual dislocation of the many parting beads of this of arbitrary this heating panel and adjacent this heating panel is spliced and these many parting beads is formed on this contiguous multi-through hole, and between these many parting beads and this multi-through hole, being formed with many fluid channel of passing through for described liquid jointly, described liquid can flow in this multiple microchannels and from this water outlet open channels from this water inlet openings runner and flow out; So, cooling liquid is after water inlet pipe flows into the water inlet openings runner, can enter each layer heating panel the first closed opening and successively by this layer heating panel and adjacent on, the space of splicing and being produced because of dislocation between lower floor's heating panel, and in the inflow adjacent through-holes, and this multi-through hole is separated into many fluid channel by the parting bead of adjacent one deck heating panel again, cause cooling liquid after flowing into each passage, all be subjected to the guiding of parting bead and change up, down, a left side, right four direction flows in many fluid channel that through hole produced between each layer heating panel, so significantly increase the contact area and the time of contact of cooling off, thereby promote whole radiating effect with between liquid and these heating panels.
Description of drawings
Fig. 1 is the exploded perspective view of the utility model first embodiment;
Fig. 2 is the combination stereogram of the utility model first embodiment;
Fig. 3 is the profile that the straight line 3-3 along Fig. 2 is done;
Fig. 4 is the exploded perspective view that shows the heating panel of the utility model first embodiment;
Fig. 5 is the sectional stereogram that shows the heating panel of the utility model first embodiment;
Fig. 6 is the side cutaway view of Fig. 5;
Fig. 7 is another sectional stereogram that shows the heating panel of the utility model first embodiment;
Fig. 8 is the side cutaway view of Fig. 7, shows the situation that cooling liquid flows between heating panel;
Fig. 9 is another sectional stereogram that shows the heating panel of the utility model first embodiment;
Figure 10 is the top view of Fig. 7, shows the situation that cooling liquid flows between heating panel;
Figure 11 is the exploded perspective view of the utility model second embodiment;
Figure 12 is the exploded perspective view that shows the heating panel of the utility model second embodiment;
Figure 13 is the combination vertical view that shows the heating panel of the utility model second embodiment;
Figure 14 is the generalized section that the straight line 14-14 along the 13 figure is done.
Description of reference numerals: 1-liquid-cooling heat radiator; The 10-pedestal; The 11-packing ring; The 20-lid; The 21-water inlet pipe; The 22-outlet pipe; The 30-heat exchanger; The 31-heating panel; 311,311 '-the first parting bead; 311a '-parting bead; 312,312 '-the second parting bead; The 313-first closed opening; The 314-second closed opening; 315,315a '-through hole; 316-water inlet openings runner; 317-water outlet open channels; The S-accommodation space.
Embodiment
Relevant detailed description of the present utility model and technology contents will cooperate graphic being described as follows, yet appended graphic only purposes as an illustration is not to be used to limit to the utility model.
Please refer to Fig. 1, be the three-dimensional exploded view of the utility model first embodiment, the utility model provides a kind of liquid-cooling heat radiator 1, comprising: a pedestal 10, a lid 20 and a heat exchanger 30.
Pedestal 10 can be metal materials such as aluminium with high-termal conductivity, copper and makes, it can be made into any suitable shape, in first embodiment, pedestal 10 is made into a similar disk, its central authorities are recess forms receiving fluids and heat exchanger 30 in conjunction with the back between for lid 20 cover caps an accommodation space S, the bottom surface of pedestal 10 is in order to the thermal source (not shown) of desire of thermo-contact cooling, and with heat heat conduction that thermal source produced to heat exchanger 30.
It is made that lid 20 also can be metal materials such as the aluminium, copper of tool high-termal conductivity, lid 20 corresponding pedestals 10 and be discoideus and cover cap in pedestal 10.Certainly, well imagine that it is one discoid that pedestal 10 also can be made into, it is discoideus that lid is, and links to each other with the periphery of pedestal 10 and the lateral margin of lid 20 is bent into side plate down, can surround an accommodation space S so equally between pedestal 10 and lid 20.
The top of lid 20 forms a water inlet pipe 21 and an outlet pipe 22 that communicates with accommodation space S, and water inlet pipe 21 and outlet pipe 22 can utilize the cut mode to take shape on the lid 20, perhaps utilize welding manner to be adhered on the lid 20.Fig. 2 is the assembled perspective view of whole liquid-cooling heat radiator 1.
In order to prevent that liquid from leaking outside from the junction of pedestal 10 with lid 20, so can between pedestal 10 and lid 20, install a packing ring 11, can know from Fig. 3 and to find out, when packing ring 11 is arranged at the junction of pedestal 10 and lid 20, can reaches sealing effectiveness and prevent the cooling liquid leakage.Certainly, well imagine, prevent the mode that liquid leaks outside from the junction of pedestal 10 and lid 20, be not limited to utilize packing ring 11; Also can utilize the mode of welding, the junction pressure-tight weld of pedestal 10 with lid 20 is connected together, and reach leak preventing effect.
Heat exchanger 30 is arranged in the accommodation space S and comprises the many heating panels 31 that pile up mutually, each heating panel 31 all can be made by metal materials such as the aluminium with high-termal conductivity, copper, carries out the heat of the thermal source (not shown) of thermo-contact in order to abundant absorption and substrate 10; In first embodiment, each heating panel 31 is circle, and its periphery is closed and has no the closed opening, and thus, clearly, the periphery of integral heat sink plate 31 forms a barricade, and makes cooling be difficult for spilling from the periphery of heating panel 31 with liquid.
As shown in Figure 4, each heating panel 31 has many first many second parting beads 312 that parting beads 311 reach and each first parting bead 311 intersects each other; What specify is, it is crossing that second figure shows that first parting bead 311 is perpendicular to one another with second parting bead 312, and this is a preferred embodiment, certainly, well imagines just can reach the effect that is equal to as long as first parting bead 311 and second parting bead 312 intersect each other; The position of locating corresponding water inlet pipe 21 and outlet pipe 22 in the end of each heating panel 31 offers one first closed opening 313 and one second closed opening 314 respectively, and in all the other positions of each heating panel 31, one common peripheral sets out a through hole 315 between adjacent first parting bead 311 and second parting bead 312; In first embodiment, the first closed opening 313 and the second closed opening 314 of each heating panel 31 roughly are positioned at radially two ends, and the two ends of first parting bead 311 are corresponding to the first closed opening 313 and the second closed opening 314, and the two ends of second parting bead 312 are corresponding to the both sides of the non-first closed opening 313 and the second closed opening 314.Therefore, in first embodiment, because first parting bead 311 and the crossing cause of second parting bead 312,, then be irregular near other through holes 315 of heating panel 31 peripheries so most through hole 315 all is square.
When desiring to pile up several heating panels 31 when constituting heat exchanger 30 of the present utility model, arbitrary heating panel 31 splices mutually with end headed by the adjacent heating panel 31 ', so that the second closed opening 314 ' and the first closed opening 313 ' of the first closed opening 313 of each heating panel 31 and the second closed opening, 314 respectively corresponding adjacent another heating panels 31 ', be formed with a water inlet openings runner 316 and a water outlet open channels 317 by this respectively, in other words, each heating panel 31 and an adjacent heating panel 31 ' are staggered with the angles of 180 degree roughly, and in the shown embodiment of the 4th figure, the configuration that is mutually symmetrical haply of water inlet openings runner 316 and water outlet open channels 317.
As can be seen from Figure 5, because the position of through hole 315 is not a left-right symmetric in each heating panel 31, so first parting bead 311 ' of following one deck heating panel 31 ' and second parting bead 312 ' intersect in the through hole 315 of heating panel 31 of last layer, and this intersection area is separated into each through hole 315 many fluid channel of passing through for described liquid.First parting bead 311 ' of first parting bead 311 of the heating panel 31 of each layer and second parting bead 312 and the heating panel 31 ' of adjacent upper and lower layer and second parting bead 312 ' can some crosspoints of generation, and just in time pile up in these crosspoints and form barricade; Cooperation is with reference to figure 6, the barricade that these crosspoints were stacked into and each heating panel 31,31 ' the barricade that periphery was stacked into all is that the heating panel 31 or 31 ' from bottom one deck piles up and extends to the heating panel 31 of one deck topmost, so, these barricades are except the flow direction that changes cooling liquid, its another important function is the heat that thermal source produced under the pedestal 10 is conducted on each layer heating panel 31 or 31 ' fast, and then utilize each layer heating panel 31,31 ' first parting bead 311,311 ' and second parting bead 312,312 ' evenly is dispersed to entire heat dissipation plate 31 with heat, 31 ', carry out sufficient heat exchange action with cooling liquid then.
Fig. 7 is that with the difference of Fig. 5 the position of section is different, and the 5th figure selects to analyse and observe with the crosspoint of the parting bead of lower floor heating panel 31 ' is vertical from upper strata heating panel 31, and the runner that the 7th figure then is from through hole and is separated is vertically analysed and observe; Cooperate Fig. 8 as can be seen from Fig. 7, in first embodiment, the through holes 315 that are positioned at place in the middle of the heating panel 31 are separated into four fluid channel by first parting bead 311 ' and second parting bead 312 ' of upper and lower adjacent heating panel 31 ', then are separated into a plurality of fluid channel than the through hole 315 near heating panel 31 edges.
With reference to figure 8, its be from the direction that is parallel to the straight line that connects the first closed opening 313 and the second closed opening 314 (that is: the direction that the is parallel to first parting bead 311) profile of being done, please in the lump with reference to first figure, cooling liquid can pass through each layer heating panel 31 successively after water inlet pipe 21 (not shown)s flow into intake tunnel 316,31 ' the first closed opening 313 and 313 ', because on adjacent, following each layer heating panel 31, being dislocation between 31 ' splices, so liquid can be successively by on adjacent, following two-layer heating panel 31, space between 31 ', and by each layer heating panel 31,31 ' second parting bead 312 or 312 ' intercepts and changes up, down, a left side, right four direction flows in each layer heating panel 31, through hole 315 between 31 ', in 315 ' the many fluid channel that constituted, at last from each layer heating panel 31,31 ' the second closed opening 314,314 ' imports water outlet open channels 317, and leaves outlet pipe 22 (not shown)s.
With reference to figure 9, its be from perpendicular to the direction of the straight line that connects the first closed opening 313 and the second closed opening 314 (that is: the direction that the is parallel to second parting bead 312) profile of being done, please in the lump with reference to first figure, cooling liquid flows into intake tunnel 316 and passes through each layer heating panel 31 successively from water inlet pipe 21 (not shown)s, 31 ' the first closed opening 313 and 313 ', because on adjacent, following each layer heating panel 31, being dislocation between 31 ' splices, so liquid can be successively by on adjacent, following two-layer heating panel 31, space between 31 ', and by each layer heating panel 31,31 ' first parting bead 311 or 311 ' intercepts and changes up, down, a left side, right four direction flows in each layer heating panel 31, through hole 315 between 31 ', in 315 ' the many fluid channel that constituted, at last from each layer heating panel 31,31 ' the second closed opening 314 and 314 ' imports water outlet open channels 317 and leaves outlet pipe 22 (not shown)s, but because the profile direction of Fig. 9 is perpendicular to the connecting line of water inlet openings runner 316 and water outlet open channels 317, so in Fig. 9, can't demonstrate breach 313 and 314, water inlet openings runner 316 and water outlet open channels 317.
For the ease of understanding the three-dimensional water conservancy diversion effect of cooling liquid in entire radiator 30, top view with reference to the tenth figure, it seems from the structure of whole heat exchanger 30, because the through hole 315 of last layer heating panel 31 is by first parting bead 311 ' of one deck heating panel 31 ' and the intersection area of second parting bead 312 ' are separated into many fluid channel down, so will be intercepted by one deck heating panel 31 ' first parting bead 311 ' and second parting bead 312 ' down when liquid flows in the through hole 315 towards last, down, a left side, right four direction flows, by that analogy, so significantly increase cooling liquid and these heating panels 31, contact area between 31 ' and time of contact, thereby promote whole radiating effect.
With reference to figure 11-Figure 14, it shows second embodiment of the present utility model, is similar among first embodiment, and pedestal 10 is discoideus, and lid 20 is the hollow lid, lid 20 cover caps on pedestal 10 and between form an accommodation space S.Certainly, well imagine that the structure of pedestal among second embodiment 10 and lid 20 also can be made into the structure of the pedestal 10 that equals first embodiment and lid 20, that is pedestal 10 is a depression disk and lid 20 is a plectane.The periphery of each heating panel 31a in a second embodiment also is closed and offers one first closed opening 313a and one second closed opening 314a in the position of corresponding water inlet pipe 21 and outlet pipe 22 respectively.Similarly, the junction between pedestal 10 and the lid 20 is provided with a packing ring 11, to prevent liquid leakage.
The difference of second embodiment and first embodiment mainly is: have first parting bead 311 among first embodiment and intersect at second parting bead 312 of first parting bead 311, but each heating panel 31a only has many parting beads 311a in a second embodiment, and these parting beads 311a is angle of inclination arrangement with respect to the connecting line of the first closed opening 311a and the second closed opening 312a, surrounds a through hole 315a between the adjacent two parting bead 311a.
With reference to Figure 12, when desiring to pile up a plurality of heating panel 31a when constituting radiator 30a of the present utility model, end splices mutually headed by an arbitrary heating panel 31a and the adjacent heating panel 31a ', so that the second closed opening 314a ' and the first closed opening 313a ' of respectively corresponding adjacent another heating panel 31a ' of the first closed opening 313a of each heating panel 31a and the second closed opening 314a, in other words, each heating panel 31 and an adjacent heating panel 31 ' are staggered with the angles of 180 degree roughly, form a water inlet openings runner 316a and a water outlet open channels 317a by this; Because parting bead 311a and the through hole 315a of each heating panel 31a are staggered with an angle of inclination, so after being staggeredly stacked, as the shown in Figure 13, the through hole 315a of the heating panel 31a that the parting bead 311a ' of the heating panel 31a ' of following one deck can be adjacent with last layer is separated into many fluid channel of passing through for liquid.
With reference to Figure 14, it is to it seems from the straight line 14-14 direction that connects the first closed opening 313 and the second closed opening 314, cooling liquid can pass through each layer heating panel 31a successively after water inlet pipe 21 (not shown)s flow into water inlet openings runner 316a, first closed opening 313a and the 313a ' of 31a ', because on adjacent, following each layer heating panel 31a, being dislocation between the 31a ' splices, so liquid can be successively by on adjacent, following two-layer heating panel 31a, space between the 31a ', and by each layer heating panel 31a, the parting bead 311a of 31a ' or 311a ' intercept and change up, down, a left side, right four direction flows in each layer heating panel 31a, through hole 315a between the 31a ', in many fluid channel that 315a ' constituted, at last from each layer heating panel 31a, the second closed opening 314a of 31a ' and 314a ' import water outlet open channels 317a and leave outlet pipe 22 (not shown)s; So significantly increase the contact area and the time of contact of cooling off, thereby promote whole radiating effect with between liquid and these heating panels 31a, the 31a '.
Though with above-mentioned preferred embodiment explanation the utility model, yet, heating panel 31, the profile of 31a and parting bead 311,311a and through hole 315, the shape of 315a still can have other equivalences to change, for instance, parting bead 311 among second embodiment, 311a and through hole 315,315a is parallel oblique line configuration with respect to connecting the first closed opening 313 with a straight line of the second closed opening 314, but, parting bead 311,311a and through hole 315,315a also can be the circular arc configuration with respect to a straight line that connects the first closed opening 313 and the second closed opening 314, as long as parting bead 311, can intersect each other between the 311a or vertical and will descend the heating panel 31 of one deck, the through hole 315 of 31a, 315a is separated into many fluid channel and gets final product.
In sum, when knowing that the utility model has had industry applications, novelty and progressive, structure of the present utility model had not again also seen like product and public use, met novel patent application important document fully, filed an application according to Patent Law in the whence.