CN105307460A - Flow-resistance-adjustable fluid cold plate structure - Google Patents
Flow-resistance-adjustable fluid cold plate structure Download PDFInfo
- Publication number
- CN105307460A CN105307460A CN201510774212.XA CN201510774212A CN105307460A CN 105307460 A CN105307460 A CN 105307460A CN 201510774212 A CN201510774212 A CN 201510774212A CN 105307460 A CN105307460 A CN 105307460A
- Authority
- CN
- China
- Prior art keywords
- fluid
- cold drawing
- top board
- adjuster valve
- base plate
- Prior art date
- 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.)
- Granted
Links
Landscapes
- Valve Housings (AREA)
- Multiple-Way Valves (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
The invention discloses a flow-resistance-adjustable fluid cold plate structure which comprises a top plate, a bottom plate, a base plate, a plurality of regulating valves and two fluid connectors, wherein the bottom plate is arranged under the top plate; the base plate is arranged between the top plate and the bottom plate, and comprises a plurality of communicating cavities; the communicating cavities are mutually combined to form a main fluid inlet flow channel, a main fluid outlet flow channel and a plurality of fluid flow channels which are mutually communicated; the regulating valves and the fluid flow channels are correspondingly arranged; the regulating valves penetrate through the base plate; the tops and the bottoms of the regulating valves are connected with the top plate and the bottom plate respectively; and the two fluid connectors are connected with the main fluid inlet flow channel and the main fluid outlet flow channel respectively. The structure can regulate the flow resistance of the fluid flow channels during change of heat loads, and is low in cost.
Description
Technical field
The present invention relates to fluid cold drawing technical field of heat dissipation, be specifically related to a kind of flow resistance adjustable fluid cold drawing structure, be mainly used in the heat radiation of the high-power heat dissipation element of electronic equipment, to control its temperature rise, ensure that electronic equipment normally, reliably works.
Background technology
Along with the development of electronic technology, the size of electronic equipment is more and more less, and function and power are but increasing always, and device interior have accumulated a large amount of powerful electronic devices and components (heat load), the heat that unit volume is held gets more and more, and the application of cold drawing heat radiation is also more and more extensive.
As shown in Figures 1 and 2, cold drawing structure of the prior art, be made up of substrate 100 ', upper plate 200 ', lower shoe 300 ' and fluid connector 400 ', size, variform connection cavity is had in substrate 100 ', form fluid course 500 ', according to the difference of the position of heat load 600 ', power, external environment condition and cooling system, through calculating, emulation, design fluid course 500 ', determines the parameters such as the size of fluid course 500 ', shape.
Again as shown in Figure 3, thus can flow resistance be determined, make the temperature rise of the heat load 600 ' that fluid course 500 ' is corresponding all the time in controlled range.
Cold drawing generally adopts technique for welding, and after cold drawing processing, each part becomes as a whole, has higher intensity, can bear certain pressure, ensure can not to be out of shape and to break in the flow process of fluid, do not have fluid leakage.Cold drawing is once be shaped, and the flow resistance of fluid course is also just fixed up.When design with simulation process is wrong or when changing at external thermal load, when original cold drawing can not meet cooling requirements, need to redesign the flow resistance of runner, have to discard existing cold drawing, redesign processing, cause the waste of resource, there is the deficiency that the cycle is long, cost is high simultaneously.
Summary of the invention
The object of the present invention is to provide a kind of flow resistance adjustable fluid cold drawing structure, can when heat load change, regulate the flow resistance of fluid course, infrastructure cost is low.
In order to achieve the above object, the present invention is achieved through the following technical solutions: a kind of flow resistance adjustable fluid cold drawing structure, is characterized in, comprises:
Top board;
Base plate, is arranged on immediately below described top board;
Substrate, described substrate is arranged between described top board and base plate, described substrate comprises several connection cavitys, and the fluid that between several described connection cavitys, combination formation is mutually interconnected enters sprue, fluid outflow sprue and several fluid courses;
Several adjuster valves, correspondingly with described fluid course are arranged, and described adjuster valve is through described substrate, and its top and bottom connects top board and base plate respectively;
Two fluid connectors, enter sprue and fluid respectively and flow out sprue and be connected with described fluid.
Described adjuster valve is cylindrical, comprise connect successively fixed gear limit, adjuster valve body and can dilating expansion limit;
Described fixed gear limit is connected with base plate;
Described can be connected with top board on dilating expansion limit;
Described adjuster valve body is provided with cavity, and the axis of described cavity and adjuster valve body is perpendicular.
The diameter on described fixed gear limit be greater than described can the diameter on dilating expansion limit.
Described top board is provided with top through hole, and described adjuster valve body, through this top through hole, can be arranged on the side relative with described base plate in dilating expansion limit.
Described base plate is provided with end through hole, and described adjuster valve body is through this end through hole, and fixed gear limit is arranged on the side relative with described top board.
The end face on described fixed gear limit is provided with yi word pattern groove.
Described the end on dilating expansion limit can be provided with several gap.
Described fluid cold drawing structure also comprises a fixation kit, and described fixation kit can be connected on dilating expansion limit with described, for fastening described adjuster valve and top board.
Described fluid cold drawing structure also comprises one first sealing ring, and the first described sealing ring is arranged between described adjuster valve body and base plate.
Described fluid cold drawing structure also comprises one second sealing ring, and the second described sealing ring is arranged between described adjuster valve body and top board.
A kind of flow resistance adjustable fluid of the present invention cold drawing structure compared with prior art has the following advantages: owing to being provided with adjuster valve, flow resistance can be regulated, when design or simulation process is wrong or when changing at external thermal load, when original cold drawing can not meet cooling requirements, without the need to redesigning process fluid cold drawing structure, save time and expense.
Accompanying drawing explanation
Fig. 1 is the overall schematic of fluid cold drawing structure of the prior art;
Fig. 2 is the exploded perspective view of fluid cold drawing structure of the prior art;
Fig. 3 is board structure schematic diagram of the prior art;
Fig. 4 is the exploded perspective view of a kind of flow resistance adjustable fluid of the present invention cold drawing structure;
Fig. 5 is the schematic diagram one of adjuster valve;
Fig. 6 is the schematic diagram two of adjuster valve.
Embodiment
Below in conjunction with accompanying drawing, by describing a preferably specific embodiment in detail, the present invention is further elaborated.
As shown in Figure 4, a kind of flow resistance adjustable fluid cold drawing structure, fluid cold drawing structure mainly uses aluminium (rustproof aluminum alloy 2A12-H112GB/T3880-1997) soldering processes to process, and this fluid cold drawing structure comprises: top board 100, arranges several heat loads 900 above top board, base plate 200, is arranged on immediately below described top board 100, substrate 300, described substrate 300 is arranged between described top board 100 and base plate 200, described substrate 300 comprises several and is communicated with cavity 301, the size and dimension being communicated with cavity 301 is different, the fluid that between several described connection cavitys 301, combination formation is mutually interconnected enters sprue 302, fluid flows out sprue 303 and several fluid courses 304, the number of fluid course 304 is corresponding with heat load 900 number, fluid enters sprue 302, fluid outflow sprue 303 and several fluid courses 304 are the positions (coordinate position relative to certain datum mark) according to heat load 900, power (be respectively 30 ~ 80W not etc.), external environment condition (ambient temperature 25 DEG C, heat load maximum junction temperature must not more than 100 DEG C) and cooling system (medium is the alcoholic solution of volume 30%, pressure 0.8MPa) difference, through what calculate and design after emulation, to determine the parameters such as their size and dimension, and flow resistance can be calculated by hydromechanical correlation formula, make the temperature rise of the heat load 900 of fluid course 304 correspondence all the time in controlled range, several adjuster valves 400, correspondingly with described fluid course 304 are arranged, and described adjuster valve 400 is through described substrate 300, and its top and bottom connects top board 100 and base plate 200 respectively, two fluid connectors 501,502, enter sprue 302 and fluid respectively to flow out sprue 303 be connected with described fluid, preferably fluid connector 501,502 selects the liquid cooling joint TSA-3Z06 of photoelectricity company of Air China, meets national military standard, has the feature of self sealss, anti-leak.
Adjuster valve 400 can design separately for each fluid course 304, also can use identical, in the present embodiment, due to heat load 900 and each fluid course 304 similarity higher, for saving cost, each fluid course 304 installs identical adjuster valve 400, as shown in Figures 5 and 6, adjuster valve 400 adopts free-cutting stainless steel F303, ensure enough strength and stiffness, simultaneously and medium alcoholic solution without chemical reaction, described adjuster valve 400 is cylindrical, comprise connect successively fixed gear limit 401, adjuster valve body 402 and can dilating expansion limit 403; Described fixed gear limit 401 is connected with base plate 200; Described can be connected with top board 200 on dilating expansion limit 403; Described adjuster valve body 402 is provided with cavity 4021, and described cavity 4021 is perpendicular with the axis of adjuster valve body 402, and preferably, the cross section of described cavity 4021 is rectangle, and cavity 4021 can make fluid pass through.
In the present embodiment, the diameter on described fixed gear limit 401 be greater than described can the diameter on dilating expansion limit 403.
In the present embodiment, described top board 100 is provided with top through hole 101, and described adjuster valve body 402, through this top through hole 101, can be arranged on the side relative with described base plate 200 in dilating expansion limit 403.
In the present embodiment, described base plate 200 is provided with end through hole 201, described adjuster valve body 402 is through this end through hole 201, fixed gear limit 401 is arranged on the side relative with described top board 100, fixed gear limit 401 can limit adjuster valve 400 movement in the axial direction, just can not move to the direction of top board after fixed gear limit 401 and base plate 200 are fitted.
In the present embodiment, preferably, the end face on described fixed gear limit 401 is provided with yi word pattern groove 4011, adjuster valve 400 can be made to rotate by regulating yi word pattern groove 4011.In the preferred embodiment, when yi word pattern groove 4011 is parallel with fluid course 304 direction, fluid is maximum by the area of adjustment valve 400, now flow resistance is minimum, when yi word pattern groove 4011 is vertical with fluid course 304 direction, fluid is minimum by the area of adjustment valve 400, and now flow resistance is maximum, can regulate flow resistance size very intuitively.
In the present embodiment, preferably, if need accurately to determine flow resistance, can method draw " angle-flow resistance curve " of yi word pattern groove 4011 and fluid course 304 by experiment.
In the present embodiment, described fluid cold drawing structure also comprises one first sealing ring 600, the first described sealing ring 600 is arranged between described adjuster valve body 402 and base plate 200, preferably, groove is provided with at adjuster valve body 402 and the correspondence position of base plate 200, to hold the first described sealing ring 600, the fluid leaks in anti-fluid cold drawing structure.
In the present embodiment, described fluid cold drawing structure also comprises one second sealing ring 700, the second described sealing ring 700 is arranged between described adjuster valve body 402 and top board 100, preferably, groove is provided with at adjuster valve body 402 and the correspondence position of top board 100, to hold the second described sealing ring 700, the fluid leaks in anti-fluid cold drawing structure.
In the present embodiment, preferably, the first sealing ring 600 and the second sealing ring 700 are O type circle common on the market.
In the present embodiment, preferably, described the end on dilating expansion limit 403 can be provided with several gap 4031, as shown in Figures 5 and 6, comprise 4 gap 4031, and 4 gap 4031 divide equally can dilating expansion limit 403 circumference, the middle part on dilating expansion limit 403 can be provided with screw thread (M3 internal thread).
In the present embodiment, described fluid cold drawing structure also comprises a fixation kit, described fixation kit 800 can be connected on dilating expansion limit 403 with described, for fastening described adjuster valve 400 and top board 100, preferably, described fixation kit 800 is swell fixture, swell fixture selects conventional M3X6(GB/T819.1-2000) cross recessed countersunk head sscrew, when swell fixture be screwed into can the screw thread of middle part on dilating expansion limit 403 time, along with swell fixture is screwed into the increase of the degree of depth, can the side on dilating expansion limit 403 to be squeezed deformed dilation, can firmly fix with top board 100 on dilating expansion limit 403, thus the movement of restriction adjuster valve 400 along axis to base plate 200 direction.
The assembling of fluid cold drawing structure and adjustment:
First by substrate, base plate, top board uses soldering processes welding processing to be integrated, two fluid connectors are fixed by screws on weldment, again the first sealing ring and the second sealing ring are inserted in the respective slot of adjuster valve body, adjuster valve penetrates from base plate to top board direction, until fixing rib and base plate are fitted, the in-line groove of fixing rib end face is regulated again with straight screwdriver, adjuster valve is made to forward angle needed for predetermined flow resistance to, what finally swell fixture is screwed into the adjuster valve other end can in the internal thread on dilating expansion limit, in the process be screwed into, rotate to prevent adjuster valve, straight screwdriver must be used to prop up the in-line groove of the other end, until swell fixture is tightened, can the distortion of dilating expansion limit with till top board extrudes.
When heat load variation needs the flow resistance redesigning fluid course, back-outed by swell fixture, use straight screwdriver to prop up in-line groove and rotate adjuster valve, swell fixture is screwed into after forwarding the angle needed for predetermined flow resistance to by adjuster valve again.
Although content of the present invention has done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to limitation of the present invention.After those skilled in the art have read foregoing, for multiple amendment of the present invention and substitute will be all apparent.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (10)
1. a flow resistance adjustable fluid cold drawing structure, is characterized in that, comprise:
Top board;
Base plate, is arranged on immediately below described top board;
Substrate, described substrate is arranged between described top board and base plate, described substrate comprises several connection cavitys, and the fluid that between several described connection cavitys, combination formation is mutually interconnected enters sprue, fluid outflow sprue and several fluid courses;
Several adjuster valves, correspondingly with described fluid course are arranged, and described adjuster valve is through described substrate, and its top and bottom connects top board and base plate respectively;
Two fluid connectors, enter sprue and fluid respectively and flow out sprue and be connected with described fluid.
2. fluid cold drawing structure as claimed in claim 1, it is characterized in that, described adjuster valve is cylindrical, comprise connect successively fixed gear limit, adjuster valve body and can dilating expansion limit;
Described fixed gear limit is connected with base plate;
Described can be connected with top board on dilating expansion limit;
Described adjuster valve body is provided with cavity, and the axis of described cavity and adjuster valve body is perpendicular.
3. fluid cold drawing structure as claimed in claim 2, is characterized in that, the diameter on described fixed gear limit be greater than described can the diameter on dilating expansion limit.
4. fluid cold drawing structure as claimed in claim 2, it is characterized in that, described top board is provided with top through hole, and described adjuster valve body, through this top through hole, can be arranged on the side relative with described base plate in dilating expansion limit.
5. fluid cold drawing structure as claimed in claim 2, it is characterized in that, described base plate is provided with end through hole, and described adjuster valve body is through this end through hole, and fixed gear limit is arranged on the side relative with described top board.
6. fluid cold drawing structure as claimed in claim 2, it is characterized in that, the end face on described fixed gear limit is provided with yi word pattern groove.
7. fluid cold drawing structure as claimed in claim 2, is characterized in that, described the end on dilating expansion limit can be provided with several gap.
8. fluid cold drawing structure as claimed in claim 2, it is characterized in that, comprise a fixation kit further, described fixation kit can be connected on dilating expansion limit with described, for fastening described adjuster valve and top board.
9. fluid cold drawing structure as claimed in claim 2, it is characterized in that, comprise one first sealing ring further, the first described sealing ring is arranged between described adjuster valve body and base plate.
10. fluid cold drawing structure as claimed in claim 2, it is characterized in that, comprise one second sealing ring further, the second described sealing ring is arranged between described adjuster valve body and top board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510774212.XA CN105307460B (en) | 2015-11-13 | 2015-11-13 | A kind of flow resistance adjustable fluid cold plate structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510774212.XA CN105307460B (en) | 2015-11-13 | 2015-11-13 | A kind of flow resistance adjustable fluid cold plate structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105307460A true CN105307460A (en) | 2016-02-03 |
| CN105307460B CN105307460B (en) | 2018-04-20 |
Family
ID=55204054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510774212.XA Active CN105307460B (en) | 2015-11-13 | 2015-11-13 | A kind of flow resistance adjustable fluid cold plate structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105307460B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017215414A1 (en) * | 2016-06-16 | 2017-12-21 | 华为技术有限公司 | Cooling plate and methods of manufacture and use |
| CN114667035A (en) * | 2022-03-02 | 2022-06-24 | 中国电子科技集团公司第二十九研究所 | Flow resistance adjustable simulation leads to fluid device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004523127A (en) * | 2001-04-24 | 2004-07-29 | ヨーク・インターナショナル・コーポレーション | Semiconductor device heat sink for liquid cooling power |
| CN103824826A (en) * | 2014-02-21 | 2014-05-28 | 电子科技大学 | Micro-channel type cooling method |
| CN204090418U (en) * | 2014-09-16 | 2015-01-07 | 浙江银轮机械股份有限公司 | A kind of sealing strip type liquid cooling plate |
-
2015
- 2015-11-13 CN CN201510774212.XA patent/CN105307460B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004523127A (en) * | 2001-04-24 | 2004-07-29 | ヨーク・インターナショナル・コーポレーション | Semiconductor device heat sink for liquid cooling power |
| CN103824826A (en) * | 2014-02-21 | 2014-05-28 | 电子科技大学 | Micro-channel type cooling method |
| CN204090418U (en) * | 2014-09-16 | 2015-01-07 | 浙江银轮机械股份有限公司 | A kind of sealing strip type liquid cooling plate |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017215414A1 (en) * | 2016-06-16 | 2017-12-21 | 华为技术有限公司 | Cooling plate and methods of manufacture and use |
| CN114667035A (en) * | 2022-03-02 | 2022-06-24 | 中国电子科技集团公司第二十九研究所 | Flow resistance adjustable simulation leads to fluid device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105307460B (en) | 2018-04-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10468331B2 (en) | Heat management system | |
| US20190178582A1 (en) | Cooling plate | |
| CN105307460A (en) | Flow-resistance-adjustable fluid cold plate structure | |
| US20220381516A1 (en) | Liquid-cooling radiator | |
| CN107775594B (en) | The preparation method of electronic equipment liquid cooling pipe assembly | |
| CN102767924A (en) | Electronic expansion valve | |
| CN210640476U (en) | Water diversion module and laser | |
| CN209726886U (en) | A kind of temperature-uniforming plate | |
| CN104697376A (en) | Heat exchanger tube | |
| CN206932529U (en) | A kind of combined liquid cold heat sink | |
| CN203664991U (en) | Welding plate fixing tool | |
| CN210649670U (en) | Uniform-temperature freezing clamping device | |
| CN104457352A (en) | Radiator and one-way valve thereof | |
| CN208738226U (en) | A kind of water-cooled radiator and calculate equipment | |
| CN203801202U (en) | Liquid cooling heat dissipation device | |
| CN210143203U (en) | Local self-adjusting micro-channel heat exchanger | |
| CN210068260U (en) | Oil temperature control system and test equipment | |
| CN109496115B (en) | Microchannel heat exchanger with local self-adjustment function | |
| CN220063320U (en) | Test device | |
| CN102480902B (en) | Adjustable cooling-liquid quick joint | |
| CN218919029U (en) | Liquid cooling interface structure, liquid cooling system and battery box | |
| US20220333844A1 (en) | Integrally-formed liquid collecting box structure and method for manufacturing the same | |
| CN221006014U (en) | Needle column immersed heat exchanger | |
| CN103753089A (en) | Welding disc fixing tool | |
| CN221283548U (en) | Heat dissipation shell and controller |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |