CN111194161B - Electronic equipment - Google Patents
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- CN111194161B CN111194161B CN202010128297.5A CN202010128297A CN111194161B CN 111194161 B CN111194161 B CN 111194161B CN 202010128297 A CN202010128297 A CN 202010128297A CN 111194161 B CN111194161 B CN 111194161B
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- liquid cooling
- cooling pipe
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- stirring
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
- H05K7/20272—Accessories for moving fluid, for expanding fluid, for connecting fluid conduits, for distributing fluid, for removing gas or for preventing leakage, e.g. pumps, tanks or manifolds
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- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses an electronic device; the liquid cooling device comprises a cooling medium, a liquid cooling pipe, a driving mechanism and a stirring mechanism; the cooling medium is arranged in the tube cavity of the liquid cooling tube; the liquid cooling pipe is provided with a guide perforation which is communicated with the pipe cavity of the liquid cooling pipe; the stirring mechanism comprises a stirring rod; the stirring rod is provided with a first end and a second end, the first end of the stirring rod is located in the tube cavity of the liquid cooling tube, the second end of the stirring rod penetrates through the guide through hole to be connected with the driving mechanism, and the driving mechanism drives the stirring rod to move relative to the tube cavity of the liquid cooling tube. The scheme can solve the problem that the heat dissipation effect of the liquid cooling pipe is restricted to be improved due to the contradiction between the self fluidity of the cooling medium and the filling amount of the cooling medium in the conventional liquid cooling pipe.
Description
Technical Field
The invention relates to the technical field of heat dissipation of electronic equipment, in particular to a liquid cooling device and electronic equipment.
Background
With the rapid development of the performance of the mobile phone, the mobile phone is not limited to a simple communication function, but has other application functions such as work and entertainment, so as to meet the use requirements of work and entertainment of people; however, after a mobile phone runs some large-scale application programs for a long time, the mobile phone is prone to generate heat, especially in the running process of a mobile phone game, the mobile phone chip is heated seriously due to high-load operation of the mobile phone chip, so that not only is the running capability of the chip influenced and the phenomenon of unsmooth running program occurs, but also the mobile phone is automatically turned off due to overheating of the mobile phone, and finally the user experience is seriously influenced.
In order to solve the problem of heat dissipation of the mobile phone, the method which is widely applied at present is to attach a liquid cooling pipe with a cooling medium in the inside on a mobile phone chip, the heat absorption end of the liquid cooling pipe attached to the mobile phone chip absorbs the heat generated by the mobile phone chip, the cooling medium in the liquid cooling pipe flows to convey the heat absorbed by the heat absorption end of the liquid cooling pipe to the heat release end of the liquid cooling pipe along the liquid cooling pipe and dissipate the heat to the outside at the heat release end of the liquid cooling pipe, so that the heat dissipation is performed by utilizing the circulating heat absorption and release of the cooling medium in the liquid cooling pipe.
The heat dissipation effect of the existing liquid cooling pipe depends on the components of the cooling medium inside, and is in positive correlation with the self-fluidity of the cooling medium and the filling amount of the cooling medium; however, if the cooling medium is filled in the tube cavity of the liquid-cooling tube, the fluidity of the cooling medium is significantly reduced, and if the cooling medium in the tube cavity of the liquid-cooling tube has good fluidity, the filling amount of the cooling medium is significantly reduced; therefore, the contradiction between the self-fluidity of the cooling medium in the liquid cooling pipe and the filling amount of the cooling medium restricts the improvement of the heat dissipation effect of the liquid cooling pipe.
Disclosure of Invention
The invention discloses a liquid cooling device and electronic equipment, and aims to solve the problem that the improvement of the heat dissipation effect of a liquid cooling pipe is restricted by the contradiction between the self fluidity of a cooling medium and the filling amount of the cooling medium in the conventional liquid cooling pipe.
In order to solve the problems, the invention adopts the following technical scheme:
in a first aspect, the present invention provides a liquid cooling apparatus, including a cooling medium, a liquid cooling pipe, a driving mechanism and a stirring mechanism; the cooling medium is arranged in the tube cavity of the liquid cooling tube; the liquid cooling pipe is provided with a guide through hole, and the guide through hole is communicated with a pipe cavity of the liquid cooling pipe; the stirring mechanism comprises a stirring rod; the stirring rod is provided with a first end and a second end, the first end of the stirring rod is located in the tube cavity of the liquid cooling tube, the second end of the stirring rod penetrates through the guide through hole to be connected with the driving mechanism, and the driving mechanism drives the stirring rod to move relative to the tube cavity of the liquid cooling tube.
In a second aspect, the present invention provides an electronic device, which includes a housing and the above liquid cooling apparatus, wherein the liquid cooling apparatus is disposed in the housing.
The technical scheme adopted by the invention can achieve the following beneficial effects:
according to the liquid cooling device and the electronic equipment disclosed by the invention, the stirring rod can be driven to reciprocate along the guide through hole by the driving mechanism, so that the first end of the stirring rod moves forwards/backwards in the pipe cavity and disturbs to promote the flow of the cooling medium in the pipe cavity, the contradiction between the self flowability of the cooling medium and the filling amount of the cooling medium can be overcome, and even if the pipe cavity of the liquid cooling pipe is filled with the cooling medium, the cooling medium in the pipe cavity can be ensured to have good flowability, and the improvement of the heat dissipation effect of the liquid cooling pipe are realized.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of a liquid cooling apparatus according to an embodiment of the present invention;
FIG. 2 is a side view of a liquid cooled tube according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a crank disclosed in the embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a connecting rod according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a stirring mechanism disclosed in the embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a stent according to an embodiment of the present invention;
description of reference numerals:
100-liquid cooling pipe, 110-guide through hole,
200-a driving motor,
300-crank connecting rod mechanism 300, 310-crank, 311-convex part, 312-clamping groove, 320-connecting rod, 321-first mounting hole, 322-second mounting hole,
400-stirring mechanism, 410-stirring rod, 420-sealing element, 430-stirring head, 431-first end cap, 432-supporting rod, 433-second end cap;
500-beam, 510-support seat.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The technical solutions disclosed in the embodiments of the present invention are described in detail below with reference to the accompanying drawings.
Referring to fig. 1 to 6, an embodiment of the present invention discloses a liquid cooling apparatus, which includes a cooling medium, a liquid cooling pipe 100, a driving mechanism, and a stirring mechanism 400.
The liquid cooling pipe 100 is used as a conventional heat dissipation element, a pipe cavity is usually arranged in the liquid cooling pipe 100, and a cooling medium is filled in the pipe cavity of the liquid cooling pipe 100, so that corresponding heat absorption and release work is performed through the circulation flow of the cooling medium, and finally, the heat dissipation and refrigeration functions are achieved; the liquid cooling tube 100 may be L-shaped or long-strip flat, so that the liquid cooling tube is conveniently attached to a chip of an electronic device, and the attached contact area is increased.
In the liquid cooling apparatus disclosed in the embodiment of the present invention, as shown in fig. 2, the liquid cooling tube 100 is provided with a guide through hole 110, and the guide through hole 110 may extend along the length direction of the liquid cooling tube 100 and communicate with the tube cavity inside the liquid cooling tube 100. Of course, if the space of the liquid-cooling pipe 100 in the width direction is enough to provide the guide through hole 110, the guide through hole 110 may also be extended along the width direction of the liquid-cooling pipe 100; the embodiment of the present invention does not limit the extending direction of the guide through-hole 110.
Meanwhile, the stirring mechanism 400 includes a stirring rod 410; the stirring rod 410 has a first end and a second end, the first end of the stirring rod 410 is located inside the tube cavity of the liquid-cooling tube 100, the second end of the stirring rod 410 passes through the guide through hole 110 and is located outside the liquid-cooling tube 100 and connected with the driving mechanism, so that the stirring rod 410 can be driven to move by the driving mechanism, the first end of the stirring rod 410 moves forward/backward inside the tube cavity and disturbs and promotes the flow of the cooling medium inside the tube cavity, and further, the contradiction between the self-fluidity of the cooling medium and the filling amount of the cooling medium is overcome, even if the cooling medium is filled inside the tube cavity of the liquid-cooling tube 100, the cooling medium inside the tube cavity can be ensured to have good fluidity, and therefore, the heat dissipation effect of the liquid-cooling tube 100 can be improved.
In order to prevent the cooling medium in the lumen of the liquid-cooled tube 100 from leaking out of the liquid-cooled tube 100 through the guide through hole 110, the stirring mechanism disclosed in the embodiment of the present invention may further include a sealing element 420; the sealing member 420 is disposed on the stirring rod 410 and covers the opening of the guide through hole 110, and the sealing member 420 is in sliding sealing engagement with the liquid-cooling pipe 100, so that the sealing member 420 can maintain the sealing effect on the guide through hole 110, and prevent the cooling medium in the pipe cavity from leaking at the guide through hole 110.
Specifically, as shown in fig. 1, the sealing element 420 is located inside the lumen of the liquid-cooled pipe 100, and the sealing element 420 is in sliding sealing fit with the inner side wall of the liquid-cooled pipe 100; the sealing element 420 may be a plate-shaped or block-shaped structural member made of plastic or rubber material.
Of course, the sealing element 420 may also be located on the outer sidewall of the liquid-cooled tube 100; alternatively, two sealing elements 420 may be disposed on the stirring rod 410, and one of the two sealing elements 420 is located on the inner side wall of the liquid cooling pipe 100, and the other is located on the outer side wall of the liquid cooling pipe 100, so that the clamping mechanism formed by the two sealing elements 420 can better ensure the sealing effect on the guide through hole 110.
In the liquid cooling device disclosed in the embodiment of the present invention, the disclosed driving mechanism may include a driving motor 200 and a crank link mechanism 300; the crank-link mechanism 300 includes a crank 310 and a link 320, the link 320 has a first end and a second end, one end of the crank 310 is disposed on the output shaft of the driving motor 200, the other end of the crank 310 deviates from the output shaft of the driving motor 200 and is rotatably connected with the first end of the link 320, the second end of the link 320 is connected with the second end of the stirring rod 410, so that the output shaft of the driving motor 200 can drive the crank 310 to rotate around the central axis of the output shaft of the driving motor 200, and the link 320 performs corresponding folding and extending actions with respect to the crank 310 through the circular motion of the crank 310, thereby realizing the driving of the stirring rod 410 to reciprocate along the guide through hole 110.
As shown in fig. 3, the crank 310 may be provided with a locking groove 312 adapted to the output shaft of the driving motor 200, the output shaft of the driving motor 200 is inserted into the locking groove 312, and the output shaft of the driving motor 200 is in interference fit with the locking groove 312, so as to fixedly connect the output shaft of the driving motor 200 and the locking groove 312.
Of course, the slot 312 of the crank 310 and the output shaft of the driving motor 200 may be fixed by key fitting, or the crank 310 may be directly fastened to the output shaft of the driving motor 200 by a fastening member such as a screw; the embodiment of the present invention does not limit the installation manner between the output shaft of the driving motor 200 and the crank 310.
As shown in fig. 4, as a rotational connection manner between the first end of the connecting rod 320 and the crank 310, a first mounting hole 321 may be formed at the first end of the connecting rod 320, a cylindrical protrusion 311 may be formed at an end of the crank 310 rotationally connected to the connecting rod 320, and the protrusion 311 passes through the first mounting hole 321 and is rotationally engaged with the first mounting hole 321, so as to rotationally connect the first end of the connecting rod 320 and the crank 310.
Simultaneously, the second end of connecting rod 320 can set up second mounting hole 322, the second end of puddler 410 passes second mounting hole 322, and with second mounting hole 322 normal running fit, thereby realize that puddler 410 is connected with the rotation of connecting rod 320, drive the in-process that connecting rod 320 folded and extended the action at crank 310, can avoid connecting rod 320 to act on the moment of torsion on puddler 410 and make puddler 410 deflect, and then avoid setting up in the vortex structures such as stirring head 430 or the blade of the first end of puddler 410 because of the deflection and send the scraping with the inside wall of liquid cooling pipe 100.
As shown in fig. 1, the rotation axis of the first end of the link 320, the rotation axis of the second end of the link 320, and the axis of the output shaft of the driving motor 200 may be parallel to each other, so that the link 320 may smoothly move, and thus the reciprocating movement of the agitating bar 410 along the guide through-hole 110 may be ensured.
Of course, the rotation axis of the first end of the connecting rod 320, the rotation axis of the second end of the connecting rod 320 and the axis of the output shaft of the driving motor 200 of the liquid cooling device are also allowed to have certain deviation in the actual assembly and use process; the first end of the connecting rod 320 and the crank 310, and the second end of the connecting rod 320 and the second end of the stirring rod 410 can be rotationally connected by adopting other rotational arrangement modes; for example, the rotary connection is realized through an additional hinge element such as a pin shaft, or a structure such as a ball head and a spherical groove which are matched in a rotary manner; embodiments of the present invention do not limit the rotational connection structure between the first end of the connecting rod 320 and the crank 310, and between the second end of the connecting rod 320 and the second end of the agitator arm 410.
It should be noted that the second end of the connecting rod 320 may also be fixedly connected to the second end of the stirring rod 410, and the movement angle of the connecting rod 320 and/or the size of the turbulence structures such as the stirring head 430 or the blades disposed at the first end of the stirring rod 410 need to be adaptively adjusted only to avoid scraping between the turbulence structures such as the stirring head 430 or the blades disposed at the first end of the stirring rod 410 and the inner sidewall of the liquid cooling pipe 100.
In the liquid cooling device disclosed by the embodiment of the invention, the driving mechanism can also adopt other structures; for example, the output shaft of the driving motor 200 is provided with a gear, a rack engaged with the gear is extended along the length direction of the connecting rod 320, and the connecting rod 320 is connected with the stirring rod 410, so that the rack is stirred by the rotation of the gear to reciprocate the connecting rod 320, and the reciprocating movement of the stirring rod 410 along the guide through hole is realized by the reciprocating movement of the connecting rod 320; alternatively, the drive mechanism may be another mechanism such as an electric lever; the driving motor 200 can be replaced by a hand wheel or other manual driving elements; the embodiment of the invention does not limit the structural type and the driving mode type of the driving mechanism.
As shown in fig. 6, the liquid cooling device may further include a bracket; the bracket may include a beam 500 and two supporting seats 510, the two supporting seats 510 are respectively disposed at two ends of the beam, so that the two supporting seats 510 can be pushed against inner walls of two opposite sides of a housing of the electronic device to further fix the beam, and the position of the beam can be adjusted by moving the positions of the two supporting seats; the part of puddler 410 that is located outside liquid-cooled tube 100 is placed on crossbeam 500 and with crossbeam 500 sliding fit to at the in-process that puddler 410 removed, can play certain supporting role to puddler 410 through crossbeam 500, avoid puddler 410 because of deviating from actuating mechanism and unsettled flagging, and then be favorable to improving the stability that puddler 410 removed.
Specifically, the supporting seat 510 may be a structural member made of elastic material such as rubber, and the shape thereof may be circular or square; the connecting rod 510 and the stirring rod 410 may be an integrally formed structural member.
In the liquid cooling device disclosed in the embodiment of the present invention, in order to improve the stirring and turbulent flow effect of the first end of the stirring rod 410, the stirring head 430 is disposed at the first end of the stirring rod 410, so that the contact area between the first end of the stirring rod 410 and the cooling medium in the tube cavity of the liquid cooling tube 100 can be increased through the stirring head 430, and further, the stirring and turbulent flow acting force is increased, and the fluidity of the cooling medium is better improved.
The stirring head 430 may include a supporting rod 432 disposed along the length direction of the liquid cooling pipe 100; one end of the support rod 432 extends along the pipe diameter direction of the liquid cooling pipe 100 to form a first end cap 431, the other end of the support rod 432 extends along the pipe diameter direction of the liquid cooling pipe 100 to form a second end cap 433, and intervals are reserved between the first end cap 431 and the inner wall of the liquid cooling pipe 100 and between the second end cap 433 and the inner wall of the liquid cooling pipe 100; the first end of the stirring rod 410 is connected to a support rod 432.
Specifically, as shown in fig. 5, the area size of the first end cap 431 may be larger than that of the second end cap 433, so that the first end cap 431, the second end cap 433, and the support rod 432 form an "i" shaped stirring head 430, better agitating the cooling medium.
Of course, the first end of the stirring rod 410 may also be provided with a sector structure extending along the pipe diameter direction of the liquid cooling pipe 100, so as to improve the stirring effect of the first end of the stirring rod 410 on the cooling medium; the shape and structure of the first end of the stirring head 430 and the stirring rod 410 are not limited by the embodiment of the present invention.
The embodiment of the invention also discloses electronic equipment which can comprise a shell and the liquid cooling device disclosed by the embodiment of the invention.
The shell serves as a basic component for bearing each structural part of the electronic equipment, so that the shell not only plays a role in protection, but also can give consideration to the appearance performance of the electronic equipment.
The liquid cooling device is arranged in the shell; generally, the heat absorbing end of the liquid cooling pipe 100 is attached to the chip inside the housing, so that the stirring rod 410 is driven by the driving mechanism to reciprocate along the guide through hole 110, thereby accelerating the fluidity of the cooling medium inside the cavity of the liquid cooling pipe 100, improving the heat exchange efficiency between the cooling medium inside the heat absorbing end of the liquid cooling pipe 100 and the heat absorbing end of the liquid cooling pipe 100, rapidly transporting and transferring the heat of the heat absorbing end of the liquid cooling pipe 100 to the heat releasing end of the liquid cooling pipe 100 by the cooling medium, increasing the heat exchange efficiency between the cooling medium and the heat releasing end of the liquid cooling pipe 100, and releasing the heat to the outside through the heat releasing end of the liquid cooling pipe 100.
The electronic equipment disclosed by the embodiment of the invention can be electronic equipment such as a smart phone, a tablet computer, an electronic book reader and the like; the cooling medium can be water-cooling liquid, ethanol, acetone or freon.
In the above embodiments of the present invention, the difference between the embodiments is mainly described, and different optimization features between the embodiments can be combined to form a better embodiment as long as they are not contradictory, and further description is omitted here in view of brevity of the text.
The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (11)
1. An electronic device is characterized by comprising a shell, a chip and a liquid cooling device, wherein the chip and the liquid cooling device are arranged in the shell, and the liquid cooling device comprises a cooling medium, a liquid cooling pipe (100), a driving mechanism and a stirring mechanism (400); the cooling medium is arranged in the cavity of the liquid-cooled tube (100); the liquid cooling pipe (100) comprises a heat absorption end and a heat release end, the heat absorption end is attached to the chip, the liquid cooling pipe (100) is provided with a guide through hole (110), the guide through hole (110) extends along the length direction of the liquid cooling pipe (110), and the guide through hole (110) is communicated with a pipe cavity of the liquid cooling pipe (100);
the stirring mechanism (400) comprises a stirring rod (410); the stirring rod (410) is provided with a first end and a second end, the first end of the stirring rod (410) is positioned in the tube cavity of the liquid cooling tube (100), the second end of the stirring rod (410) penetrates through the guide through hole (110) to be connected with the driving mechanism, and the driving mechanism drives the stirring rod (410) to move back and forth along the guide through hole (110) relative to the tube cavity of the liquid cooling tube (110);
the cooling medium is used for transferring the heat of the heat absorption end to the heat release end so as to be dissipated to the outside.
2. The electronic device of claim 1, wherein the agitation mechanism further comprises a sealing element (420); the sealing element (420) is arranged on the stirring rod (410) and is shielded at the orifice of the guide through hole (110), and the sealing element (420) is in sliding sealing fit with the liquid cooling pipe (100).
3. The electronic device of claim 2, wherein the sealing element (420) is located within a lumen of the liquid-cooled tube (100), and the sealing element (420) is in sliding sealing engagement with an inner sidewall of the liquid-cooled tube (100).
4. The electronic device according to any one of claims 1 to 3, wherein the drive mechanism comprises a drive motor (200) and a crank-link mechanism (300); the crank-link mechanism (300) comprises a crank (310) and a connecting rod (320), the connecting rod (320) having a first end and a second end; one end of the crank (310) is arranged on an output shaft of the driving motor (200), the other end of the crank (310) deviates from the output shaft of the driving motor (200) and is rotatably connected with the first end of the connecting rod (320), and the second end of the connecting rod (320) is connected with the second end of the stirring rod (410).
5. The electronic device according to claim 4, wherein the first end of the connecting rod (320) is provided with a first mounting hole (321), and the end of the crank (310) rotatably connected to the connecting rod (320) is provided with a cylindrical protrusion (311), and the protrusion (311) passes through the first mounting hole (321) and is rotatably matched with the first mounting hole (321).
6. The electronic device according to claim 4, characterized in that the crank (310) is provided with a snap groove (312) adapted to an output shaft of the drive motor (200), the output shaft of the drive motor (200) being fixed within the snap groove (312).
7. The electronic device of claim 4, wherein the second end of the linkage (320) is rotatably connected to the second end of the paddle (410).
8. The electronic device according to any of claims 1-3, wherein a first end of the stirring rod (410) is provided with a stirring head (430).
9. The electronic device of claim 8, wherein the stirring head (430) comprises a support rod (432) disposed along a length of the liquid-cooled tube (100); one end of the supporting rod (432) extends along the pipe diameter direction of the liquid cooling pipe (100) to form a first end cap (431), the other end of the supporting rod (432) extends along the pipe diameter direction of the liquid cooling pipe (100) to form a second end cap (433), and intervals are reserved between the first end cap (431) and the inner wall of the liquid cooling pipe (100) and between the second end cap (433) and the inner wall of the liquid cooling pipe (100); the first end of the stirring rod (410) is connected with the supporting rod (432).
10. The electronic device of claim 9, wherein an area size of the first end cap (431) is larger than an area size of the second end cap (433).
11. The electronic device of any of claims 1-3, wherein the liquid cooling apparatus further comprises a bracket; the support comprises a cross beam (500) and two supporting seats (510), the two supporting seats (510) are respectively arranged at two ends of the cross beam (500), and the part of the stirring rod (410) which is positioned outside the liquid cooling pipe (100) is arranged on the cross beam (500) and is in sliding fit with the cross beam (500).
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| CN202010128297.5A CN111194161B (en) | 2020-02-28 | 2020-02-28 | Electronic equipment |
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| CN202010128297.5A CN111194161B (en) | 2020-02-28 | 2020-02-28 | Electronic equipment |
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| CN111194161B true CN111194161B (en) | 2021-11-30 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113179619B (en) * | 2021-05-08 | 2022-11-29 | 维沃移动通信有限公司 | Electronic device |
| CN114007397B (en) * | 2021-11-23 | 2022-05-24 | 佛山市液冷时代科技有限公司 | Stirring liquid cooling AAU rod system |
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| CN209560478U (en) * | 2019-05-09 | 2019-10-29 | 阿坝师范学院 | A kind of novel computer radiator |
| CN110299336A (en) * | 2019-06-26 | 2019-10-01 | 东北大学 | A kind of closed liquid metal secondary circuit cooling system of high-power chip |
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