CN111988971A - Heat exchange unit and heat exchange module - Google Patents
Heat exchange unit and heat exchange module Download PDFInfo
- Publication number
- CN111988971A CN111988971A CN202010984031.0A CN202010984031A CN111988971A CN 111988971 A CN111988971 A CN 111988971A CN 202010984031 A CN202010984031 A CN 202010984031A CN 111988971 A CN111988971 A CN 111988971A
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- Prior art keywords
- heat exchange
- plate
- cold
- ribs
- exchange unit
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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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Links
- 230000000903 blocking effect Effects 0.000 claims description 19
- 238000012423 maintenance Methods 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 238000013461 design Methods 0.000 abstract description 2
- 239000000498 cooling water Substances 0.000 description 14
- 238000005452 bending Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000013473 artificial intelligence Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- 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
- H05K7/20709—Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
-
- 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
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20145—Means for directing air flow, e.g. ducts, deflectors, plenum or guides
-
- 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
Abstract
The invention relates to the technical field of heat exchange equipment, in particular to a heat exchange unit and a heat exchange module, which comprise heat exchange fins, wherein a plurality of ribs are formed on the surfaces of the heat exchange fins, the plurality of ribs are arranged at intervals and have the same forming direction, and the plurality of heat exchange fins are stacked in a criss-cross manner to form a hot runner and a cold runner which are staggered in space; the invention forms a plurality of ribs which are arranged at intervals and have the same direction on the heat exchange plates, the heat exchange plates are stacked in a criss-cross way to form a hot runner and a cold runner which are staggered in space, the hot runner and the cold runner are spaced, the cold runner can be in a mode of wind flow or water flow to realize the heat exchange function, and the heat exchange plates are in a modular design and have the advantages of small volume, simple pipeline and convenient maintenance.
Description
Technical Field
The invention relates to the technical field of heat exchange equipment, in particular to a heat exchange unit and a heat exchange module.
Background
With the rapid development of new technologies such as artificial intelligence, cloud computing, big data, 5G and the like, a data center is used as a service platform for services such as data information centralized processing, transmission, storage, exchange and the like, the construction number of the data center is exponentially and explosively increased, meanwhile, based on the market proliferation demand, the IT computing power continuously evolves, the power of a CPU and a server is continuously increased, the data center is necessarily developed towards high density, currently, the average power of a single cabinet of the data center is 6-8 KW, and 15-20 KW/cabinet is expected to become the mainstream in the future, so that the power consumption of the data center is huge, wherein the energy consumption of an air conditioning system accounts for about 40% of the total energy consumption, and in the face of the problem of high energy consumption of the air conditioning system of the data center, most of the existing cooling modes have the problems of complex pipelines of the heat exchange system, large volume, poor heat dissipation and.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a heat exchange unit which has the advantages of small volume, simple pipeline, good heat dissipation performance and convenience in maintenance.
The technical scheme adopted by the invention for solving the technical problems is as follows: a heat exchange unit comprises heat exchange fins, wherein a plurality of ribs are formed on the surfaces of the heat exchange fins, the ribs are arranged at intervals and are consistent in forming direction, and the heat exchange fins are stacked in a criss-cross mode to form hot runners and cold runners which are staggered in space.
Further, the ribs are zigzag or wavy.
Furthermore, the surfaces, back to the back, of the ribs on the heat exchange plates are provided with concave parts, and the ribs on the other heat exchange plate can be inserted into the concave parts and are tightly connected.
Furthermore, a flow guide part is formed on the rib.
Further, the flow guide part protrudes from the surface of the rib.
Furthermore, one side surface of each heat exchange plate is connected with a blocking part, and the blocking part is connected with the surface of the adjacent heat exchange plate in a sealing mode.
Furthermore, the blocking part and the heat exchange plate are integrally formed and bent from one side of the heat exchange plate.
Furthermore, a positioning part is further arranged on the heat exchange plate, the positioning part protrudes from the surface of the heat exchange plate, and the positioning part is arranged at the corner of the heat exchange plate.
Further, the thickness of the heat exchange plate is 0.1mm to 0.5 mm.
The invention also provides a heat exchange module which comprises a plurality of heat exchange units in the embodiment, wherein the heat exchange units are arranged in an array mode, hot runners of two adjacent heat exchange units are communicated with the hot runners, and cold runners are communicated with the cold runners.
The invention has the following beneficial effects: the invention forms a plurality of ribs which are arranged at intervals and have the same direction on the heat exchange plates, the heat exchange plates are stacked in a criss-cross way to form a hot runner and a cold runner which are staggered in space, the hot runner and the cold runner are spaced, the cold runner can be in a mode of wind flow or water flow to realize the heat exchange function, and the heat exchange plates are in a modular design and have the advantages of small volume, simple pipeline and convenient maintenance.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic view of one embodiment of a plate of the present invention;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
FIG. 3 is a schematic view of another embodiment of a plate of the present invention;
FIG. 4 is an enlarged schematic view at B in FIG. 3;
FIG. 5 is a schematic view of a further embodiment of a plate of the present invention;
FIG. 6 is an enlarged schematic view at C of FIG. 5;
FIG. 7 is a structural assembly view of one of the embodiments of the heat exchange unit of the present invention;
FIG. 8 is a structural assembly view of another embodiment of a heat exchange unit of the present invention;
FIG. 9 is a structural assembly view of one embodiment of the heat exchange unit of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 9, a heat exchange unit includes a plurality of heat exchange plates 100 stacked in a criss-cross manner, the thickness of the plate 100 is usually 0.1mm to 0.5mm, and specifically, the plate 100 has a plurality of ribs 200, the ribs 200 protrude from the surface of the heat exchanging sheet 100, a plurality of the ribs 200 are formed in the same direction and are arranged at intervals, so that a plurality of passages with the same direction can be formed on the surface of the heat exchange plate 100, a plurality of heat exchange plates 100 are stacked together in a criss-cross manner to form a heat exchange unit, and the spatially staggered passages in each plate 100 also form spatially staggered hot and cold runners, so that the heat medium and the cold medium are not directly contacted but heat exchange is realized through the heat exchange fins 100, the ribs 200 are protruded from the surface of the heat exchange fins 100, thereby supporting another plate 100 such that a gap is formed between two adjacent plates 100 to form a hot runner or a cold runner.
In some embodiments, the adjacent passages may be communicated with each other through the concave portions of the zigzag or wavy ribs 200, while in other embodiments, the surface of the heat exchanger plate 100 opposite to the ribs 200 is provided with concave portions, and the ribs 200 on another heat exchanger plate 100 can be inserted into the concave portions and tightly connected, so that the passages formed between the adjacent ribs 200 are not communicated with each other, thereby ensuring that the cold medium or the heat medium can rapidly flow from one end of the heat exchanger plate 100 to the other end; specifically, after the upper end surface of the rib 200 is coated with the adhesive or the adhesive is injected into the concave portion, the rib 200 of one heat exchange plate 100 is inserted into the concave portion of the other heat exchange plate 100, so that tight connection between two adjacent heat exchange plates 100 is ensured, and the heat exchange effect is prevented from being influenced by looseness between the heat exchange plates 100 after long-time use.
In some embodiments, the ribs 200 are zigzag or wavy, which can increase the contact area between the heat exchanger plate 100 and a cold medium or a hot medium, increase the heat exchange efficiency, and in order to further increase the cooling efficiency, water can be sprayed on the cold runner to reduce the temperature so as to enhance the heat dissipation, and cooling water can flow out along the zigzag or wavy ribs 200, so as to avoid polluting the surrounding devices or environment of the heat exchange unit; it should be noted that, in this embodiment, cold airflow may be used as a cold medium, the cold airflow blows from the cold flow channel and dissipates heat from the heat exchanging fins 100, so as to achieve a heat exchanging effect, and cooling water may be sprayed from an outlet of the cold flow channel or from an inlet of the cold flow channel, when the cooling water is sprayed from the outlet of the cold flow channel, the cooling water may drip from the inlet of the cold flow channel along the zigzag or wavy ribs 200, at this time, the heat exchanging fins 100 need to be obliquely arranged, so that the inlet of the cold flow channel is lower than the outlet, and the cooling water may flow out from the inlet due to the gravity; when cooling water is sprayed from the inlet of the cold runner, the cooling water can be blown into the cold runner along with cold air flow to realize heat exchange; of course, in other embodiments, the cooling medium may also be cooling water, and the cooling water cools and dissipates the heat of the heat exchanging fins 100 through the cold runner, so as to achieve the function of heat exchanging.
Referring to fig. 1 to 3, the surface of the plate 100 is further formed with an enhanced heat exchange structure 600, and the enhanced heat exchange structure 600 may be a structure that is inclined and raised or recessed from the surface of the plate 100, so as to increase the surface area of the plate 100 that is in contact with a hot medium and a cold medium.
Referring to fig. 1, the rib 200 may be in the shape of an intermittent protrusion, and a plurality of saw teeth or waves are formed on the protruding rib 200 at intervals; referring to fig. 2, there are two types of ribs 200 on the plate 100, and the two types of ribs 200 are different in the height of the tooth root between the raised serrations or the height of the valley between the waves.
In some embodiments, the ribs 200 are formed with flow guiding portions 300, and the cooling water can flow down along the flow guiding portions 300, so as to prevent the cooling water from blowing out with the cold air and damaging the cold air flow generating device, in some embodiments, the flow guiding portions 300 are protruded from the surface of the ribs 200, and the cooling water can be led out along the surface of the flow guiding portions 300, so as to prevent deposition in the heat exchanger plate 100 or blowing out with the cold air flow, and in other embodiments, the flow guiding portions 300 can also be grooves formed between the ribs 200 and the surface of the heat exchanger plate 100, and the cooling water flows out along the groove-shaped flow guiding portions 300.
In some embodiments, a blocking portion 400 is connected to one of the side surfaces of the heat exchanger plate 100, the blocking portion 400 is connected to a surface of an adjacent heat exchanger plate 100 in a sealing manner, specifically, a hot runner and a cold runner are formed in a spatially staggered manner, and the blocking portion 400 functions to block a hot medium from entering the cold runner or a cold medium from entering the hot runner, so as to prevent the hot medium from directly contacting the cold medium; in one embodiment, the blocking portion 400 of one plate 100 blocks the longitudinally flowing hot medium to ensure that the transversely flowing cold medium can flow into the cold runner, and the blocking portion 400 of the other plate 100 adjacent to the plate can block the transversely flowing cold medium to ensure that the longitudinally flowing hot medium can flow into the hot runner, so as to ensure that the flowing directions of the hot medium and the cold medium are spatially staggered; in other embodiments, the blocking portions 400 may be disposed on two opposite side surfaces of the plate 100, and both the blocking portions 400 can be connected to the surface of the plate 100 in a sealing manner, specifically, after a sealant is applied to an end surface of the blocking portion 400 abutting against another plate 100, the blocking portion 400 is fixedly connected to the other plate 100 by a threaded connection or welding manner, so as to ensure that the hot runner and the cold runner are spatially staggered and no gap exists between the hot runner and the cold runner.
In some embodiments, the blocking portions 400 are integrally formed with the heat exchanger plate 100 and bent from one side of the heat exchanger plate 100, and when the blocking portions 400 are disposed on two opposite sides of the heat exchanger plate 100, the bending directions of the two blocking portions 400 are the same, specifically, the bending height of the blocking portion 400 is greater than the protruding height of the rib 200, so as to ensure that the rib 200 can be stably connected to the surface of another heat exchanger plate 100, and the rib 200 is accommodated in the surface of two adjacent heat exchanger plates 100 and the area surrounded by the two blocking portions 400, so as to form a hot runner or a cold runner with two open ends, and the rib 200 protrudes from the hot runner or the cold runner, so as to increase the contact area between the heat exchanger plate 100 and a hot medium or a cold medium; in other embodiments, the bending height of the blocking portion 400 is smaller than the protruding height of the rib 200, and the rib 200 is inserted into the recess of another heat exchanger plate 100.
In some embodiments, the heat exchanger plate 100 is further provided with a positioning portion 500, the positioning portion 500 protrudes from the surface of the heat exchanger plate 100, and the positioning portion 500 is disposed at a corner of the heat exchanger plate 100, specifically, the heat exchanger plate 100 is rectangular or square, four positioning portions 500 are provided and are respectively disposed at four corners of the rectangular or square heat exchanger plate 100, after one heat exchanger plate 100 is vertically and horizontally stacked relative to another heat exchanger plate 100, the positioning portions 500 on the two heat exchanger plates 100 can be correspondingly connected, so that the assembly is convenient; specifically, the positioning portion 500 may be a column protruding from one surface of the plate 100 and a groove is formed on the other surface, so that the positioning portion 500 of one plate 100 can be inserted into the positioning portion 500 of another plate 100.
A heat exchange module comprises a plurality of heat exchange units in the embodiment, and the heat exchange units are arranged in an array manner, hot runners of two adjacent heat exchange units are ensured to be communicated with hot runners, cold runners are communicated with cold runners, when in use, a heat medium enters from the hot runner of one heat exchange unit and flows out after sequentially flowing through the hot runners of the other heat exchange units, a cold medium flows in from the cold runner of one heat exchange unit and flows out after sequentially flowing through the cold runners of the other heat exchange units, and heat exchange is realized when the heat medium and the cold medium flow through the heat exchange units; in other embodiments, the heat exchange module is usually inclined at a certain angle relative to the horizontal plane or the reference, which aims to ensure that the cooling water can flow out along the flow guide portion 300, and the inflow channels of the heat medium and the cold medium are conveniently arranged, so that the volume and the operation and maintenance difficulty of the whole heat exchange module or the heat exchange system are reduced.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.
Claims (10)
1. The heat exchange unit is characterized by comprising heat exchange plates, wherein a plurality of ribs are formed on the surfaces of the heat exchange plates, the ribs are arranged at intervals and are consistent in forming direction, and the heat exchange plates are stacked in a criss-cross mode to form hot runners and cold runners which are staggered in space.
2. A heat exchange unit according to claim 1, wherein the fins are zigzag or wavy.
3. A heat exchange unit according to claim 2, wherein the surfaces of the heat exchange plates opposite to the ribs are provided with recesses, and the ribs of the other heat exchange plate can be inserted into the recesses and tightly connected.
4. A heat exchange unit according to claim 1, wherein the fins have flow guides formed thereon.
5. A heat exchange unit according to claim 4, wherein the flow guides are raised from the surface of the fins.
6. A heat exchange unit according to claim 1, wherein a baffle is attached to one of the sides of the plate, and the baffle is sealingly attached to the surface of the adjacent plate.
7. A heat exchange unit according to claim 6, wherein the blocking portion is integrally formed with the plate and is bent from one side of the plate.
8. The heat exchange unit of claim 1, wherein the heat exchange fin further comprises a positioning portion protruding from the surface of the heat exchange fin, and the positioning portion is disposed at a corner of the heat exchange fin.
9. A heat exchange unit according to claim 1, wherein the fins have a thickness of 0.1mm to 0.5 mm.
10. A heat exchange module, comprising a plurality of heat exchange units as claimed in any one of claims 1 to 9, wherein the plurality of heat exchange units are arranged in an array, and the hot runners of two adjacent heat exchange units are communicated with the hot runners, and the cold runners are communicated with the cold runners.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010984031.0A CN111988971A (en) | 2020-09-18 | 2020-09-18 | Heat exchange unit and heat exchange module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010984031.0A CN111988971A (en) | 2020-09-18 | 2020-09-18 | Heat exchange unit and heat exchange module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111988971A true CN111988971A (en) | 2020-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010984031.0A Pending CN111988971A (en) | 2020-09-18 | 2020-09-18 | Heat exchange unit and heat exchange module |
Country Status (1)
| Country | Link |
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| CN (1) | CN111988971A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201463671U (en) * | 2009-07-29 | 2010-05-12 | 北京康源新风节能科技发展有限公司 | Heat exchanging core for air heat recovery device |
| CN201892439U (en) * | 2010-11-19 | 2011-07-06 | 武汉热诺金属科技有限公司 | Stacked water cooling radiator |
| CN103512416A (en) * | 2013-10-14 | 2014-01-15 | 洛阳瑞昌石油化工设备有限公司 | Efficient non-metallic corrosion resistant heat exchange device and plate heat exchanger with same |
| CN106440890A (en) * | 2016-11-30 | 2017-02-22 | 广东芬尼克兹节能设备有限公司 | Plate type heat exchanger structure |
| CN209310579U (en) * | 2018-09-27 | 2019-08-27 | 东莞市迈泰热传科技有限公司 | A kind of stacked heat exchanger |
| CN212629072U (en) * | 2020-09-18 | 2021-02-26 | 珠海银河温控技术有限公司 | Heat exchange unit and heat exchange module |
-
2020
- 2020-09-18 CN CN202010984031.0A patent/CN111988971A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201463671U (en) * | 2009-07-29 | 2010-05-12 | 北京康源新风节能科技发展有限公司 | Heat exchanging core for air heat recovery device |
| CN201892439U (en) * | 2010-11-19 | 2011-07-06 | 武汉热诺金属科技有限公司 | Stacked water cooling radiator |
| CN103512416A (en) * | 2013-10-14 | 2014-01-15 | 洛阳瑞昌石油化工设备有限公司 | Efficient non-metallic corrosion resistant heat exchange device and plate heat exchanger with same |
| CN106440890A (en) * | 2016-11-30 | 2017-02-22 | 广东芬尼克兹节能设备有限公司 | Plate type heat exchanger structure |
| CN209310579U (en) * | 2018-09-27 | 2019-08-27 | 东莞市迈泰热传科技有限公司 | A kind of stacked heat exchanger |
| CN212629072U (en) * | 2020-09-18 | 2021-02-26 | 珠海银河温控技术有限公司 | Heat exchange unit and heat exchange module |
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