JP3208964U - Water cooling heat dissipation unit and its water cooling module - Google Patents

Abstract

A water cooling heat dissipation unit and a water cooling module including the same are provided. The main body of the water-cooling heat radiating unit 1 is cooled from the upper first water storage space 1111c to the lower second water storage space 1121c through a conversion region 113 in which a central centrifugal pump is disposed. A water flow path is formed, and the cooling water flows from the first water accommodation space 1111c to the flow path surrounding the conversion region 113 via the first vertical flow path 1111b and the first horizontal flow path 1111a, and passes through the bottom passage. Then, the water is sent from the water guide hole 1133 of the conversion area 113 to the centrifugal pump disposed in the conversion area, flows from the centrifugal pump through the hole in the outer wall into the second vertical flow path 1121b, and from the second horizontal flow path 1121a to the second. It flows down to the water accommodation space 1121c and is cooled by the heat radiation fins 115 of the flow path. A pipe connected to the water supply / drain port of the cooling head of the semiconductor device is connected to constitute a water cooling module. [Selection] Figure 2

Description

  The present invention relates to a water-cooling heat radiating unit and its water-cooling module, and more particularly to a water-cooling heat radiating unit and a water-cooling module for reducing the water-cooling head space by combining a pump with water-cooling heat radiation to increase cooling water circulation efficiency.

The speed and function of current electronic devices develop rapidly, and with the improvement of the function, the temperature of the electronic device inside thereof is relatively increased. After the heat pipe is combined, heat is removed from the electronic element, and a heat radiating fan is added to forcibly radiate heat to the heat radiating module. Since it is only taken away from the electronic element and cannot directly dissipate heat from the inside of the electronic device, a contractor has applied a water-cooled module to the heat removal in the electronic device. Between the water cooling head and the water cooling heat dissipation, there is a circulation water path, and a cooling fluid is circulated by connecting the pipe body between the two, and the cooling water head is Having an exchange interface performs electronic element and laminated to derive the amount of heat, then remove the heat via the cooling fluid inside the cold water head from the heat exchange interface.
The cooling fluid inside the cooling head and the water cooling heat radiation drives the cooling circulation of the cooling fluid via a pump installed in the cooling head or an independent external pump installed directly outside. In an electronic device with a small size, the overall size of the water cooling head is suitable for installation in a narrow space where strict requirements are required, and the pump needs to be installed in the water cooling head. How to solve it is a major problem.

JP 2001-53206 A

  Accordingly, in order to solve the above-described deficiencies of the prior art, an object of the present invention is to provide a water-cooling heat radiating unit in which the water-cooling head space is reduced.

Another object of the present invention is to provide a water cooling module that combines a pump and a water cooling heat dissipation system to increase the cooling water circulation efficiency and reduce the water cooling head space.

In order to achieve the above object, a water-cooling heat dissipation unit provided by the present invention includes a main body and a pump,
The main body has a first portion, a second portion, and a conversion region. The first and second portions have a first flow channel set and a second flow channel set, respectively. The second portion is interconnected with the first and second flow channel sets, the first portion is provided with an inlet, the second portion has an outlet, and the conversion region is The first and second parts are interconnected with the first and second flow path sets, the first part has an inlet, the second part has an outlet, and the conversion region is A plurality of first holes, water guide holes, and a plurality of second holes, the first holes connecting the first flow path sets of the first portion, and the second holes of the second region are The second flow path set of the second part is connected, and the water guide hole is provided at the bottom of the conversion area, communicates with the first hole through a bottom passage, and fills the main body with a cooling fluid To do.

  The pump is installed in a conversion area of the water-cooling heat dissipation unit, the pump has a plurality of fan blades, and the pump drives a cooling fluid in the main body to circulate inside the main body.

In order to achieve the above object, a water cooling module provided by the present invention includes a water cooling heat radiating unit, a pump, a water cooling head, a first tube, and a second tube.
The water-cooling heat dissipation unit has a first part, a second part, and a conversion area, and the first and second parts have a first flow path set and a second flow path set, respectively. The first and second parts are interconnected with the first and second flow path sets, the first part has an inlet, the second part has an outlet, and the conversion region is The first and second portions are interconnected with the first and second flow path sets, the first portion has an inlet, the second portion has an outlet, and the conversion region Has a plurality of first holes, water guide holes and a plurality of second holes, and the first holes connect the first flow path set of the first portion, and the second holes in the second region. Connects the second flow path set of the second part, and the water guide hole is provided at the bottom of the conversion region, communicates with the first hole via a bottom passage, and has a cooling fluid in the main body. Fill.

  The pump is installed in a conversion area of the water-cooling heat dissipation unit, the pump has a plurality of fan blades, and the pump drives a cooling fluid in the main body to circulate inside the main body.

  The water cooling head has a shell, and the shell has at least one water storage space, a heat exchange interface, a water supply port, and a drain port, and the water supply port and the drain port are connected to the water storage space. One side of the heat exchange interface is connected to the water accommodation space.

The first tube has a first end and a second end connected to a water supply port of the water cooling head and an outlet of the main body, respectively.

The second pipe has a third end and a fourth end that connect a drain outlet of the cold water head and an inlet of the main body.

  The water-cooling heat dissipation unit and the water-cooling module of the present invention further reduce the height of the water-cooling head to improve the defect that the conventional space is narrow and the water-cooling head cannot be installed, and increase the circulation efficiency of the cooling fluid. The string can be reduced and water leakage can be prevented.

It is a three-dimensional view of the first embodiment of the water-cooling heat dissipation unit of the present invention. It is a three-dimensional cross-sectional view of the first embodiment of the water-cooling heat dissipation unit of the present invention. It is AA sectional drawing of the 1st Example of the water cooling thermal radiation unit of this invention. It is another sectional drawing of 1st Example of the water-cooling heat radiating unit of this invention. It is combination sectional drawing of 2nd Example of the water-cooling heat radiating unit of this invention. It is a three-dimensional combination diagram of the first embodiment of the water-cooling heat dissipation unit of the present invention. It is a three-dimensional exploded view of the first embodiment of the water-cooling heat dissipation unit of the present invention. It is combination sectional drawing of 2nd Example of the water cooling module of this invention.

  The above object of the present invention and its structural and functional characteristics will be described below with reference to preferred embodiments based on the drawings.

  1, 2, and 3 are a three-dimensional view and a cross-sectional view taken along line AA of the first embodiment of the water-cooled heat radiating unit of the present invention. As shown in FIG. The main body 11 includes a first portion 111, a second portion 112, and a conversion region 113, and the first and second portions 111, 112 are respectively provided with a first flow path set 1111 and a second flow passage set 11. A channel set 1121 is provided, and a space 114 is provided between the first and second portions 111 and 112, and the space 114 separates the first and second portions 111 and 112.

  The first flow path set 111 includes a plurality of first horizontal flow paths 1111a and a plurality of first vertical flow paths 1111b. The first horizontal flow paths 1111a and the first vertical flow paths 1111b are The first lateral flow paths 1111a are connected to each other and provided separately on one side of the spacing portion 114, the first vertical flow paths 1111b are arranged at intervals from each other, and the first A plurality of heat sink fins 115 for heat dissipation are provided between one longitudinal flow path 1111b.

  The second flow channel set 1121 has a plurality of second horizontal flow channels 1121a and a plurality of second vertical flow channels 121b. The second horizontal flow channel 1121a and the second vertical flow channel 1121b are Are connected to each other, and the second lateral flow path 1121a is provided separately on one side of the spacing portion 114, and the second vertical flow paths 1121b are arranged at intervals from each other, and A plurality of heat sink fins 115 for heat dissipation are provided between the two longitudinal flow paths 1121b.

The conversion region 113 is provided between the first and second portions 111 and 112, and is mutually connected to the first and second flow path sets 1111 and 1121 provided by the first and second portions 111 and 112. Connecting.
The first portion 111 is provided with an inlet 111a and is connected to the first flow path set 1111. The second portion 112 has an outlet 112a and is connected to the second flow path set 1121.

The conversion region 113 includes a plurality of first holes 1131, a water guide hole 1122, and a plurality of second holes 1132, and the first holes 1131 are connected to the first flow path set 1111 of the first portion 111. The second hole 1132 is connected to the second flow path set 1121 of the second portion 112, and the water guide hole 1133 is provided at the bottom of the conversion region 113, and is connected to the first through the bottom passage 1134. The main body 11 is communicated with the hole 1131 and filled with the cooling fluid 116, and the bottom passage 1134 is provided on the other side of the bottom of the conversion region 113.

  The first hole 1131 penetrates the conversion region 113 in the radial direction, communicates the first lateral channel 111a and the first longitudinal channel 1111b with the bottom passage 1134, and the second hole 1132 The wall of the conversion region 113 facing the second portion 112 is penetrated, and the conversion region 113 is communicated with the second flow path 1121.

Please refer to FIG.
The second lateral flow channel 1121a of the second flow channel set 1121 and the second vertical flow channel 1121b have different aperture widths at the intersections, and are located near the conversion region 113. The diameter width of the portion where the longitudinal flow path 1121b and the second lateral flow path 1121a intersect with each other is relatively small, and the second longitudinal flow path 1121b and the second lateral flow located at a location away from the conversion region 113 By relatively increasing the aperture width at the intersection of the paths 1121a, the flow rate of the cooling fluid 116 can be distributed in an average manner in each of the second longitudinal flow paths 1121b.

  The conversion region 113 further includes a first water storage region 1131a and a second water storage region 1132a installed in the wall surface, and the first water storage region 1131a includes the first flow path set 1111 and the first flow channel set 1111a. The second water accommodation region 1132a communicates with the second flow path set 1121 and the second hole 1132, and the second hole 1132 communicates with the second water accommodation region. 1132a is provided separately on both side walls (that is, the side closer to the conversion region 113 is the inner side and the side closer to the second portion 112 is the outer side), and is installed on the inner and outer sides of the second water storage region 1132a and both side wall surfaces. The second hole 1132 has an altitude difference a, the second hole 1132 installed on the inner side is higher than the second hole 1132 installed on the outer side, and the second water accommodation region 1132a has a flow rate of the cooling fluid. Stable or pressure stable operation Has a flow rate imparted a stable and pressure stable and sustainable circulate cooling fluid 116 entering, improve circulation efficiency.

  The first portion 111 further includes a first water accommodating space 1111c that is connected to the first longitudinal flow channel 1111b of the first flow channel 1111. The second portion 112 is the second flow channel set 1121. The second water accommodation space 1121c connected to the second vertical flow path 1121b.

The pump 21 is installed in the conversion region 113 of the water-cooling heat radiating unit 1, has a plurality of fan blades 211, drives the cooling fluid 116 in the main body 11, and circulates inside the main body 11.

Although the said pump 21 may be a well-known thing and can select the well-known pump which can be used corresponding to this water-cooling thermal radiation unit 11, it does not restrict | limit to this.

FIG. 5 is a combination diagram of the second embodiment of the water-cooling heat dissipation unit of the present invention. As shown in the figure, this embodiment has the same part of the structure as the first embodiment. Although not described again here, the difference between the present embodiment and the first embodiment is that a protruding portion 1135 extends around the water guide hole 1133, and the protruding portion 1135 has a conical shape and has an internal shape. The through hole 1136 has a through hole 1136, and the through hole communicates with the water guide hole 1133.

6 and 7 are a three-dimensional combination diagram and a three-dimensional exploded view of the first embodiment of the water-cooling module of the present invention. As shown in the figure, the water-cooling module 2 of the present invention includes a water-cooling heat radiation unit 1, a pump 21, Includes a water cooling head 22, a first tubular body 23, and a second tubular body 24.

Since the water-cooling heat radiating unit 1 is as described in the first embodiment of the water-cooling heat radiating unit, reference is made to the first embodiment of the water-cooling heat radiating unit and FIGS. Not described.

The water cooling head 22 has a shell 221, and the shell 221 has at least one water storage space 222, a heat exchange interface 223, a water supply port 224, and a drain port 225. 225 is connected to the water accommodation space 222, and the heat exchange interface 223 is provided on one side of the shell 221 and is connected to the water accommodation space 222.

The first tube body 23 has a first end 231 and a second end 232 connected to the water supply port 224 of the water cooling head 22 and the outlet 112 a of the main body 11.

The second tubular body 24 has a third end 241 and a fourth end 242 connected to the drain port 225 of the cold water head 22 and the inlet 111 a of the main body 11.

In this embodiment, a pump 21 is installed in the conversion region 113 of the water-cooling heat radiating unit 1 and connected to the water-cooling head 22 via the first and second tubular bodies 23 and 24 to constitute the water-cooling module 2. The water-cooling module 2 provides water-cooled circulation heat removal.
The greatest difference between the present invention and the prior art is that the pump 21 in the water-cooling head 22 known in the present invention is canceled, so that the overall volume of the water-cooling head 22 can be reduced. The pump 21 installed inside the water-cooling head 22 that has been canceled and can be easily installed inside an electronic device that requires heat removal is changed to be installed in the water-cooling heat radiating unit 1 that cools the cooling fluid 116. In addition to reducing the overall volume of the water cooling head 22, the cooling fluid 116 in the water cooling heat radiating unit 1 can be directly driven by the pump 21 to improve the efficiency of the cooling fluid 116.

The water-cooling head 22 of the present embodiment is used to directly absorb and conduct heat by joining the heat limit, and the water-cooling heat radiating unit 1 for cooling the cooling fluid 116 includes the first and second tubular bodies 23 and 24. The water cooling head 22 has a water storage space 222 inside thereof, one side of the heat exchange interface 223 corresponds to the water storage space 222, and the cooling fluid 116 is The amount of heat absorbed by the heat exchange interface 223 can be taken away by circulating through the water accommodation space 222.
The main feature of the present invention lies in the structural installation of the water-cooling heat radiating unit 1, and the main body 11 is divided into first and second parts 111 and 112 by an interval part 114, and therefore, a water entry area (first part 111) and A water discharge region (second portion 112) can be formed, and the conversion region 113 is the most main part for driving circulation of the cooling fluid 116. The feature of the conversion region 113 is the conversion region 113. Is provided with a plurality of first holes 1131 and a plurality of second holes 1132, and the second holes 1132 are installed on a side wall between the conversion region 113 and the second water storage region 1132a, and The water guide hole 1133 is provided at the bottom of the conversion region 113, and enters the first hole 1131 via the bottom passage 1134, and the first lateral flow path 1111 a and the first flow path 1111 a of the first flow path set 1111. 1 longitudinal flow path 11 1b, flows into the conversion region 113, enters the bottom flow path 1134 at the bottom of the conversion region 113 through the first hole 1131a, and passes through the water guide hole 1133 installed at the bottom of the conversion region 113. The cooling fluid 116 is guided by the blade piece 211 installed in the pump 21 in the conversion region 113 and separated from the conversion region 113 by the second hole 1132a of the conversion region 113; The second water storage area 1132a is entered, enters the second flow path set 1121 from the second hole 1132 on the outer side wall of the second water storage area 1132a, and the second horizontal direction of the second flow path set 1121 The fluid flows to the outlet 112a installed in the second portion 112 by the flow path 1121a and the second longitudinal flow path 1121b, is separated from the water-cooling heat dissipation unit 1, and the cooling fluid 116 The water cooling head 22 is connected to the water supply port 224 via the first pipe body 23, enters the water cooling head 22, performs circulation cooling in the water accommodating space 222 of the water cooling head 22, and the heat exchange interface 223 After removing the adsorbed heat amount, the water cooling head 22 is separated from the water accommodation space 222 by the drainage port 225 of the water cooling head 22, and the water cooling head 22 is connected to the second tubular body 24 via the drainage port 225. And connected to the inlet 111a of the main body 11 of the water-cooling heat dissipation unit 1 by the second pipe body 24. The cooling fluid 116 enters the water-cooling heat dissipation unit 1 from the inlet 111a and again passes through the water-cooling heat dissipation unit 1. Thus, the cooling fluid 116 is cooled.

  The present invention reduces the overall volume of the water cooling head 22, cancels the pump 21 installed therein, and arranges the pump 21 in the water cooling heat radiating unit 1 that performs cooling circulation with respect to the cooling fluid 116. It is possible to solve the problem of insufficient space volume at the point and still maintain the cooling circulation.

One side of the water-cooled heat radiating unit 1 of the present invention is installed correspondingly with the heat radiating fan 3 and can perform forced heat radiation to the water-cooled heat radiating unit 1. 116 can further improve the cooling efficiency, and the first and second flow path groups 1111 and 1121 of the water-cooling heat radiating unit 1 are distributed throughout the water-cooling heat radiating unit 1 so that the water-cooling heat radiating unit 1 of the radiating fan 3 can be distributed. With the forced heat radiation performed on the water-cooling unit, the water-cooled heat radiation unit 1 main body 11 that has absorbed the heat can be quickly cooled, and the cooling fluid 116 can be directly cooled. Then, the water cooling head 22 can be entered to perform cooling circulation.

  FIG. 8 is an assembled cross-sectional view of the second embodiment of the water-cooling module of the present invention. As shown in FIG. 8, the structure of this embodiment is partially the same as that of the first embodiment. Not described again, the difference between this embodiment and the first embodiment is that the pump 21 in the water-cooling heat dissipation unit 1 has a fan blade 211, the heat dissipation fan 3 has a fan hub 31, and The fan blade 211 of the pump 21 and the fan hub 31 of the heat dissipating fan 3 are connected by the shaft center 32, and when the heat dissipating fan 3 rotates, the operation of the fan blade 211 of the pump 21 is simultaneously interlocked to further save energy. Can be achieved.

DESCRIPTION OF SYMBOLS 1 Water cooling heat radiation unit 11 Main body 111 1st part 111a Inlet 1111 1st flow path set 1111a 1st horizontal direction flow path 1111b 1st vertical direction flow path 1111c 1st water accommodation space 112 2nd part 112a Outlet 1121 2nd flow path set 1121a 2nd horizontal flow path 1121b 2nd vertical flow path 1121c 2nd water accommodation space 113 Conversion area | region 1131 1st hole 114 Space | interval part 115 Heat sink fin 1132 2nd hole 1132
Hole 1134 Bottom passage 1135 Convex extension 1136 Through hole 2 Water cooling module 21 Pump 211 Fan blade 22 Horizontal head 221 Shell body 222 Water storage space 223 Heat exchange interface 224 Water supply port 225 Drain port 23 First tube 231 First end 232 First 2 end 24 2nd pipe body 241 3rd end 242 4th end 3 Radiation fan 31 Fan hub 32 Axis center

Claims (8)

A pump having a body and a plurality of fan blades;
The main body includes a second flow path set having a cooling fluid outlet and a heat dissipation function through a conversion region for driving the cooling fluid from a first portion including the first flow path set having a cooling fluid inlet and a heat dissipation function. Configure the cooling fluid circulation path to the part,
The conversion area is provided at the bottom of the plurality of first holes connected to the first flow path set and the conversion flow path, and is connected to the water guide hole and the second flow path set communicating with the first hole via the bottom passage. Having a plurality of second holes;
The pump is a water-cooling heat radiating unit that is installed in the conversion region and circulates the cooling fluid from the cooling fluid inlet of the first part to the cooling fluid outlet of the second part through the conversion region. An interval is provided between the first and second parts to divide both parts,
The first flow path set includes a plurality of first horizontal flow paths arranged along the interval portion, and the plurality of first vertical flow paths connected to the first horizontal flow path. The first transverse channel and the first longitudinal channel communicate with a bottom passage provided at the bottom of the conversion region through a first hole penetrating the conversion region;
The second flow channel set includes a plurality of second horizontal flow channels arranged along the interval portion, and a plurality of second vertical flow channels connected to the second horizontal flow channel. The second hole passes through the wall surface of the conversion region and communicates with the second lateral flow path and the second lateral flow path,
The plurality of first vertical flow paths and the second vertical flow paths are arranged at intervals from each other, and a plurality of heat sink fins are provided between the respective flow paths.
The water-cooled heat radiating unit according to claim 1. Furthermore, a first water storage area and a second water storage area are installed in the wall surface of the conversion area,
The first water storage area communicates with the first flow path set through the first hole,
2. The water-cooling heat dissipation unit according to claim 1, wherein the second water accommodation region communicates with the second flow path set through the second hole.   The first portion further includes a first water storage space connected to the first flow path set, and the second portion further includes a second water storage space connected to the second flow path set. The water-cooled heat radiating unit according to claim 1. A pump having a body and a plurality of fan blades;
The main body includes a second flow path set having a cooling fluid outlet and a heat dissipation function through a conversion region for driving the cooling fluid from a first portion including the first flow path set having a cooling fluid inlet and a heat dissipation function. Configure the cooling fluid circulation path to the part,
The conversion area is provided at the bottom of the plurality of first holes connected to the first flow path set and the conversion flow path, and is connected to the water guide hole and the second flow path set communicating with the first hole via the bottom passage. Having a plurality of second holes;
The pump is installed in the conversion region, and a water-cooling heat radiating unit that circulates the cooling fluid from the cooling fluid inlet of the first part to the cooling fluid outlet of the second part through the conversion region;
A water cooling head having a shell, the shell including at least one water storage space having a water supply port and a water discharge port for the water cooling head, and a heat exchange interface connected to the water storage space on one side;
A first pipe connecting a water supply port of the water cooling head and a cooling fluid outlet of the main body;
A second pipe connecting the drain of the cold water head and the cooling fluid inlet of the main body;
Including water cooling module. Furthermore, an interval is provided between the first and second parts to partition both parts,
The first flow path set includes a plurality of first horizontal flow paths arranged along the interval portion, and the plurality of first vertical flow paths connected to the first horizontal flow path. The first transverse channel and the first longitudinal channel communicate with a bottom passage provided at the bottom of the conversion region through a first hole penetrating the conversion region;
The second flow channel set includes a plurality of second horizontal flow channels arranged along the interval portion, and a plurality of second vertical flow channels connected to the second horizontal flow channel. The second hole passes through the wall surface of the conversion region and communicates with the second lateral flow path and the second lateral flow path,
6. The plurality of first vertical flow paths and second vertical flow paths each have a water-cooling heat dissipation unit that is arranged with a space between each other and that has a plurality of heat sink fins between the flow paths. The water cooling module as described in. Furthermore, a first water storage area and a second water storage area are installed in the wall surface of the conversion area,
The first water storage area communicates with the first flow path set through the first hole,
The water cooling module according to claim 5, wherein the second water accommodation region has a water cooling heat radiating unit that communicates with the second flow path set through the second hole. The first portion further includes a first water storage space connected to the first flow path set, and the second portion further includes a second water storage space connected to the second flow path set. The water cooling module according to claim 5 which has a water cooling heat dissipation unit.

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