CN103533817A - Combined water cooling plate - Google Patents
Combined water cooling plate Download PDFInfo
- Publication number
- CN103533817A CN103533817A CN201310544909.9A CN201310544909A CN103533817A CN 103533817 A CN103533817 A CN 103533817A CN 201310544909 A CN201310544909 A CN 201310544909A CN 103533817 A CN103533817 A CN 103533817A
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- China
- Prior art keywords
- collecting chamber
- main cavity
- combined water
- flow collecting
- groove
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 238000001816 cooling Methods 0.000 title abstract description 7
- 238000010622 cold drawing Methods 0.000 claims description 15
- 238000003754 machining Methods 0.000 claims description 12
- 238000000465 moulding Methods 0.000 claims description 10
- 229910000838 Al alloy Inorganic materials 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 238000005219 brazing Methods 0.000 abstract description 8
- 230000017525 heat dissipation Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 230000000149 penetrating Effects 0.000 abstract 1
- 230000001105 regulatory Effects 0.000 abstract 1
- 239000012530 fluid Substances 0.000 description 7
- 238000003466 welding Methods 0.000 description 7
- 230000000875 corresponding Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 229910000679 solder Inorganic materials 0.000 description 5
- 238000005476 soldering Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005266 casting Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The invention discloses a combined water cooling plate. The combined water cooling plate comprises a flow collecting chamber I, a main cavity and a flow collecting chamber II, wherein one end of the main cavity is provided with the flow collecting chamber I, and the other end is provided with the flow collecting chamber II. The combined water cooling plate is characterized in that the flow collecting chamber I, the main cavity and the flow collecting chamber II with split single structures are tightly connected together through bolts penetrating through holes. The combined water cooling plate comprising the flow collecting chamber I, the main cavity and the flow collecting chamber II with split single structures can be quickly designed and manufactured according to different heat dissipation requirements of electronic power elements, and can realize quick assembly and sample production; the high cost in brazing is avoided under the premises of guaranteeing normal operation and prolonging service life; the flow collecting chamber I, the main cavity and the flow collecting chamber II are tightly connected through studs or bolts; the channel arrangement can be conveniently regulated according to different working condition requirements, so that the difficulty of high cost is overcome.
Description
Technical field
The present invention relates to the cooled plate field of power electronic product heat transmission, a kind of cooled plate.
Background technology
At present, cooled plate mode of operation: the heat producing during power model work, by it, contact-making surface is installed and is passed to main cavity outer surface in the mode of heat conduction, mode with heat conduction spreads heat to main cavity inner surface from main cavity outer surface again, finally the mode heat with heat convection is transferred to external environment from cooled plate by the cooling fluid circulating, when whole system reaches after heat balance, main cavity surface temperature can maintain power model can normal working temperature, existing problems: along with the high power of electronic devices and components, high integrated develop rapidly, the heat producing during its work is increasing, more and more harsher to the requirement of cooled plate, and there is the potential safety hazard of leakage in the cooled plate of soldering form to a certain extent, welding cost is very high simultaneously, improve the fail safe of cooled plate and reduce costs most important.
Summary of the invention
The present invention is directed to the proposition of above problem, and a kind of Combined water cold drawing of research and design, in order to solve the cooled plate of existing soldering form, have to a certain extent the potential safety hazard of leakage, welding cost is very high simultaneously, can not meet the shortcoming of people's instructions for use.The technological means that the present invention adopts is as follows:
A cold drawing, comprising: collecting chamber I, main cavity and collecting chamber II; Described main cavity one end is provided with collecting chamber I, the other end is provided with collecting chamber II, it is characterized in that: the collecting chamber I of split type independent structure, main cavity and collecting chamber II are passed through hole by bolt and be fastened together, described collecting chamber I one side has two identical groove I and groove II, collecting chamber II one side has groove III, described main cavity is close to collecting chamber I one side middle part and is respectively equipped with identical two rectangle seal groove I and seal groove II, is respectively equipped with a plurality of conduits that run through whole main cavity in described seal groove I and seal groove II.
As the preferred described main cavity back side, be drilled with for the screwed hole of IGBT electronic component is installed.
The tube shaped as preferred described a plurality of conduits with more than one, described tube shaped comprises: round tube, rectangular tube, triangle tube, bellows, internal whorl finned tube and axial inner finned tube.
As preferred described collecting chamber I and collecting chamber II, be cast molding or machining straight forming; Main cavity is that aluminium alloy and copper tubing are cast into and are integrated, then carries out machining moulding.
As preferred described main cavity two ends relative position, respectively have two screwed holes, the screwed hole of each side respectively with collecting chamber I and collecting chamber II on the through hole that has by double-screw bolt, be fastenedly connected.
Compared with the prior art, Combined water cold drawing of the present invention, can, according to the different radiating requirements of electronic power element, be designed and manufactured into the cooled plate of collecting chamber I, main cavity and the collecting chamber II composition of split type independent structure fast, and realize rapid-assembling, make exemplar; Guaranteeing normal operation and extending under the prerequisite of working life, avoided the high cost of solder brazing, by double-screw bolt or bolt, collecting chamber I, main cavity and collecting chamber II are fastenedly connected, according to different working condition requirements, can conveniently regulate channel arrangement, overcome the high difficult problem of cost.
Described combined water-cooled sheet metal forming does not adopt the techniques such as vacuum brazing or gas shielded welding progress, but employing casting or all machining integral forming process; Adopt mechanical sealing simultaneously, can reach the effect of cooled plate modularization assembling; By increasing the hot property of cooled plate at main cavity internal placement conduit, can be according to the different complexities that need to design cooled plate, flexible design is easy.
Combined water cold drawing of the present invention, when meeting thermal resistance, difficulty of processing is low, has lowered processing cost, has improved fail safe, is more conducive to the normal operation of power model.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of bellows.
Fig. 3 is the structural representation of internal whorl finned tube.
Fig. 4 is the structural representation of axial inner finned tube.
Fig. 5 is light pipe channel cross-section shape.
Embodiment
As Figure 1-Figure 5, a kind of Combined water cold drawing, comprising: collecting chamber I 1, main cavity 2 and collecting chamber II 3, described main cavity 2 one end are provided with collecting chamber I 1, the other end is provided with collecting chamber II 3, it is characterized in that: the collecting chamber I 1 of split type independent structure, main cavity 2 and collecting chamber II 3 are passed through hole 11 by bolt and be fastened together, and realize rapid-assembling, make exemplar, guaranteeing normal operation and extending under the prerequisite of working life, avoided the high cost of solder brazing, this frame mode can be arranged according to the convenient conduit that regulates of the different operating modes such as different heat radiations and resistance requirement, and two kinds of collecting chambers can combine with different main cavities, realize the modularization of cooled plate and produced, overcome the high difficult problem of cost, described collecting chamber I 1 one side has two identical groove I 8 and groove II 9, collecting chamber II 3 one sides have groove III 7, described main cavity 2 is close to collecting chamber I 1 one side middle parts and is respectively equipped with identical two rectangle seal groove I 5 and seal groove II 10, in described seal groove I 5 and seal groove II 10, be respectively equipped with a plurality of conduits 4 that run through whole main cavity 2, described conduit 4 can increase the hot property of cooled plate, the position of described seal groove I 5 is corresponding with groove I 8, the position of seal groove II 10 is corresponding with the position of groove II 9, when collecting chamber I 1 and main cavity 2 are installed, seal groove I 5 and the interior mechanical seal of seal groove II 10 have fixing ring, when main cavity 2 and collecting chamber II 3 are installed, main cavity 2 and collecting chamber II 3 room machines are sealed with fixing ring, by mechanical seal, seal very tight, avoided the leakage of combined water-cooled intralamellar part fluid, cause the damage of electronic device, and can reach the effect of cooled plate modularization assembling.
Described main cavity 2 back sides are drilled with for the screwed hole of IGBT electronic component is installed.Described a plurality of conduit 4 has more than one tube shaped, and described tube shaped comprises: round tube, rectangular tube, triangle tube, bellows, internal whorl finned tube and axial inner finned tube; Described round tube can in managing with fin, make inner helix pipe and increase longitudinal Vortex or make the special pipe that there is fin inside etc., the conduit 4 of multi-form cooperation is conducive to control the flow velocity of internal flow, can meet the different radiating requirements of different electronic power elements.
Described collecting chamber I 1 and collecting chamber II 3 are cast molding or machining straight forming; Main cavity 2 is integrated for aluminium alloy and copper tubing are cast into, then carries out machining moulding to target size, and the cooled plate that has prevented soldering form exists the potential safety hazard of leakage, the very high shortcoming of while welding cost to a certain extent.
Described main cavity 2 two ends relative positions respectively have two screwed holes 6, the screwed hole 6 of each side respectively with collecting chamber I 1 and collecting chamber II 3 on the through hole 11 that has by double-screw bolt, be fastenedly connected, carry out respectively fastening installation, convenient installation, dismounting, according to the demand to the thermal resistance of cooled plate, flow resistance and installing space, change conduit 4 arrangements, more convenient.
Embodiment 1, and as Figure 1-Figure 5, a kind of Combined water cold drawing, comprising: collecting chamber I 1, main cavity 2 and collecting chamber II 3, described main cavity 2 one end are provided with collecting chamber I 1, the other end is provided with collecting chamber II 3, it is characterized in that: the collecting chamber I 1 of split type independent structure, main cavity 2 and collecting chamber II 3 are passed through hole 11 by bolt and be fastened together, and realize rapid-assembling, make exemplar, guaranteeing normal operation and extending under the prerequisite of working life, avoided the high cost of solder brazing, this frame mode can be arranged according to the convenient conduit that regulates of the different operating modes such as different heat radiations and resistance requirement, and two kinds of collecting chambers can combine with different main cavities, realize the modularization of cooled plate and produced, overcome the high difficult problem of cost, described collecting chamber I 1 one side has two identical groove I 8 and groove II 9, collecting chamber II 3 one sides have groove III 7, described main cavity 2 is close to collecting chamber I 1 one side middle parts and is respectively equipped with identical two rectangle seal groove I 5 and seal groove II 10, in described seal groove I 5 and seal groove II 10, be respectively equipped with a plurality of conduits 4 that run through whole main cavity 2, described conduit 4 can increase the hot property of cooled plate, the position of described seal groove I 5 is corresponding with groove I 8, the position of seal groove II 10 is corresponding with the position of groove II 9, when collecting chamber I 1 and main cavity 2 are installed, seal groove I 5 and the interior mechanical seal of seal groove II 10 have fixing ring, when main cavity 2 and collecting chamber II 3 are installed, main cavity 2 and collecting chamber II 3 room machines are sealed with fixing ring, by mechanical seal, seal very tight, avoided the leakage of combined water-cooled intralamellar part fluid, cause the damage of electronic device, and can reach the effect of cooled plate modularization assembling.
Described main cavity 2 back sides are drilled with for the screwed hole of IGBT electronic component is installed.Described a plurality of conduit 4 has more than one tube shaped, and described tube shaped comprises: round tube, rectangular tube, triangle tube, bellows, internal whorl finned tube and axial inner finned tube; Described round tube can in managing with fin, make inner helix pipe and increase longitudinal Vortex or make the special pipe that there is fin inside etc., the conduit 4 of multi-form cooperation is conducive to control the flow velocity of internal flow, can meet the different radiating requirements of different electronic power elements.
Described collecting chamber I 1 and collecting chamber II 3 are cast molding or machining straight forming; Main cavity 2 is integrated for aluminium alloy and copper tubing are cast into, then carries out machining moulding to target size, and the cooled plate that has prevented soldering form exists the potential safety hazard of leakage, the very high shortcoming of while welding cost to a certain extent.
Embodiment 2, and as Figure 1-Figure 5, a kind of Combined water cold drawing, comprising: collecting chamber I 1, main cavity 2 and collecting chamber II 3, described main cavity 2 one end are provided with collecting chamber I 1, the other end is provided with collecting chamber II 3, it is characterized in that: the collecting chamber I 1 of split type independent structure, main cavity 2 and collecting chamber II 3 are fastened together by double-screw bolt, described main cavity 2 two ends relative positions respectively have two screwed holes 6, the screwed hole 6 of each side respectively with collecting chamber I 1 and collecting chamber II 3 on the through hole 11 that has by double-screw bolt, be fastenedly connected, carry out respectively fastening installation, convenient installation, dismounting, according to the thermal resistance to cooled plate, the demand of flow resistance and installing space, change conduit 4 arrangements, more convenient, and realize rapid-assembling, make exemplar, guaranteeing normal operation and extending under the prerequisite of working life, avoided the high cost of solder brazing, this frame mode can be arranged according to the convenient conduit that regulates of the different operating modes such as different heat radiations and resistance requirement, and two kinds of collecting chambers can combine with different main cavities, realize the modularization of cooled plate and produced, overcome the high difficult problem of cost, described collecting chamber I 1 one side has two identical groove I 8 and groove II 9, collecting chamber II 3 one sides have groove III 7, described main cavity 2 is close to collecting chamber I 1 one side middle parts and is respectively equipped with identical two rectangle seal groove I 5 and seal groove II 10, in described seal groove I 5 and seal groove II 10, be respectively equipped with a plurality of conduits 4 that run through whole main cavity 2, described conduit 4 can increase the hot property of cooled plate, the position of described seal groove I 5 is corresponding with groove I 8, the position of seal groove II 10 is corresponding with the position of groove II 9, when collecting chamber I 1 and main cavity 2 are installed, seal groove I 5 and the interior mechanical seal of seal groove II 10 have fixing ring, when main cavity 2 and collecting chamber II 3 are installed, main cavity 2 and collecting chamber II 3 room machines are sealed with fixing ring, by mechanical seal, seal very tight, avoided the leakage of combined water-cooled intralamellar part fluid, cause the damage of electronic device, and can reach the effect of cooled plate modularization assembling.
Described main cavity 2 back sides are drilled with for the screwed hole of IGBT electronic component is installed.Described a plurality of conduit 4 has more than one tube shaped, and described tube shaped comprises: round tube, rectangular tube, triangle tube, bellows, internal whorl finned tube and axial inner finned tube; Described round tube can in managing with fin, make inner helix pipe and increase longitudinal Vortex or make the special pipe that there is fin inside etc., the conduit 4 of multi-form cooperation is conducive to control the flow velocity of internal flow, can meet the different radiating requirements of different electronic power elements.
Described collecting chamber I 1 and collecting chamber II 3 are cast molding or machining straight forming; Main cavity 2 is integrated for aluminium alloy and copper tubing are cast into, then carries out machining moulding to target size, and the cooled plate that has prevented soldering form exists the potential safety hazard of leakage, the very high shortcoming of while welding cost to a certain extent.
During work, fluid in groove I 8 enters groove III 7 by the conduit 4 at seal groove I 5 places, and fluid flows in groove II 9 from the interior conduit 4 by seal groove II 10 of groove III 7, becomes a circulation, carry out water cooling function, groove I 8 and groove II 9 have the passage of fluid turnover.
Combined water cold drawing of the present invention, can be designed and manufactured into the cooled plate of collecting chamber I, main cavity and the collecting chamber II composition of split type independent structure, and realize rapid-assembling fast according to the different radiating requirements of electronic power element, makes exemplar; Guaranteeing normal operation and extending under the prerequisite of working life, avoided the high cost of solder brazing, by double-screw bolt or bolt, collecting chamber I, main cavity and collecting chamber II are fastenedly connected, according to different working condition requirements, can conveniently regulate channel arrangement, overcome the high difficult problem of cost.
Described combined water-cooled sheet metal forming does not adopt the techniques such as vacuum brazing or gas shielded welding progress, but employing casting or all machining integral forming process; Adopt mechanical sealing simultaneously, can reach the effect of cooled plate modularization assembling; By increasing the hot property of cooled plate at main cavity internal placement conduit, can be according to the different complexities that need to design cooled plate, flexible design is easy.
Combined water cold drawing of the present invention, when meeting thermal resistance, difficulty of processing is low, has lowered processing cost, has improved fail safe, is more conducive to the normal operation of power model.
The above; it is only preferably embodiment of the present invention; but protection scope of the present invention is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; according to technical scheme of the present invention and inventive concept thereof, be equal to replacement or changed, within all should being encompassed in protection scope of the present invention.
Claims (5)
1. a Combined water cold drawing, comprising: collecting chamber I (1), main cavity (2) and collecting chamber II (3), described main cavity (2) one end is provided with collecting chamber I (1), the other end is provided with collecting chamber II (3), it is characterized in that: the collecting chamber I (1) of split type independent structure, main cavity (2) and collecting chamber II (3) are passed through hole (11) by bolt and are fastened together, described collecting chamber I (1) one side has two identical groove I (8) and groove II (9), collecting chamber II (3) one side has groove III (7), described main cavity (2) is close to collecting chamber I (1) one side middle part and is respectively equipped with identical two rectangle seal groove I (5) and seal groove II (10), in described seal groove I (5) and seal groove II (10), be respectively equipped with a plurality of conduits (4) that run through whole main cavity (2).
2. Combined water cold drawing according to claim 1, is characterized in that: described main cavity (2) back side is drilled with for the screwed hole of IGBT electronic component is installed.
3. Combined water cold drawing according to claim 1, it is characterized in that: described a plurality of conduits (4) have more than one tube shaped, and described tube shaped comprises: round tube, rectangular tube, triangle tube, bellows, internal whorl finned tube and axial inner finned tube.
4. Combined water cold drawing according to claim 1, is characterized in that: described collecting chamber I (1) and collecting chamber II (3) are cast molding or machining straight forming; Main cavity (2) is integrated for aluminium alloy and copper tubing are cast into, then carries out machining moulding.
5. according to the Combined water cold drawing described in claim 1,2,3 or 4, it is characterized in that: described main cavity (2) two ends relative position respectively has two screwed holes (6), the screwed hole of each side (6) respectively with collecting chamber I (1) and collecting chamber II (3) on the through hole (11) that has by double-screw bolt, be fastenedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310544909.9A CN103533817B (en) | 2013-10-29 | 2013-11-05 | Combined water cold drawing |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310526730.0 | 2013-10-29 | ||
| CN201310526730 | 2013-10-29 | ||
| CN201310544909.9A CN103533817B (en) | 2013-10-29 | 2013-11-05 | Combined water cold drawing |
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| Publication Number | Publication Date |
|---|---|
| CN103533817A true CN103533817A (en) | 2014-01-22 |
| CN103533817B CN103533817B (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310544909.9A Active CN103533817B (en) | 2013-10-29 | 2013-11-05 | Combined water cold drawing |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106061217A (en) * | 2016-08-16 | 2016-10-26 | 南京南瑞继保电气有限公司 | Water-cooling radiator |
| CN112105226A (en) * | 2020-09-10 | 2020-12-18 | 杭州电子科技大学 | High-power chip heat dissipation system with built-in spiral liquid channel and heat dissipation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202364520U (en) * | 2011-11-18 | 2012-08-01 | 河北冠泰铝材有限公司 | Section bar type electronic radiator of water cooling plate |
| CN103025134A (en) * | 2012-12-21 | 2013-04-03 | 中国北车集团大连机车研究所有限公司 | Double-wall efficient water-cooling base plate |
| CN203633033U (en) * | 2013-10-29 | 2014-06-04 | 中国北车集团大连机车研究所有限公司 | Combined type water-cooling plate |
-
2013
- 2013-11-05 CN CN201310544909.9A patent/CN103533817B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202364520U (en) * | 2011-11-18 | 2012-08-01 | 河北冠泰铝材有限公司 | Section bar type electronic radiator of water cooling plate |
| CN103025134A (en) * | 2012-12-21 | 2013-04-03 | 中国北车集团大连机车研究所有限公司 | Double-wall efficient water-cooling base plate |
| CN203633033U (en) * | 2013-10-29 | 2014-06-04 | 中国北车集团大连机车研究所有限公司 | Combined type water-cooling plate |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106061217A (en) * | 2016-08-16 | 2016-10-26 | 南京南瑞继保电气有限公司 | Water-cooling radiator |
| CN112105226A (en) * | 2020-09-10 | 2020-12-18 | 杭州电子科技大学 | High-power chip heat dissipation system with built-in spiral liquid channel and heat dissipation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103533817B (en) | 2015-11-18 |
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Address after: 116021 Shahekou, Liaoning, China No. 49 The Strip Patentee after: CRRC DALIAN INSTITUTE CO., LTD. Address before: 116021 Shahekou, Liaoning, China No. 49 The Strip Patentee before: CNR Dalian Locomotive Research Institute Co., Ltd. |
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