CN115241572A - Water cooling plate capable of flexibly arranging flow channels and manufacturing method thereof - Google Patents

Water cooling plate capable of flexibly arranging flow channels and manufacturing method thereof Download PDF

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Publication number
CN115241572A
CN115241572A CN202211028155.7A CN202211028155A CN115241572A CN 115241572 A CN115241572 A CN 115241572A CN 202211028155 A CN202211028155 A CN 202211028155A CN 115241572 A CN115241572 A CN 115241572A
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CN
China
Prior art keywords
water
cooling panel
water cooling
flow channel
panel
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Pending
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CN202211028155.7A
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Chinese (zh)
Inventor
周定贤
李云良
董斌斌
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Hengyi Chaoran Industrial Technology Shanghai Co ltd
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Hengyi Chaoran Industrial Technology Shanghai Co ltd
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Priority to CN202211028155.7A priority Critical patent/CN115241572A/en
Publication of CN115241572A publication Critical patent/CN115241572A/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/613—Cooling or keeping cold
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/625—Vehicles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6567—Liquids
    • H01M10/6568—Liquids characterised by flow circuits, e.g. loops, located externally to the cells or cell casings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

The application discloses a water cooling plate capable of flexibly arranging runners and a manufacturing method thereof. The water cooling plate capable of flexibly arranging the flow channel comprises a first water cooling panel, a second water cooling panel and a flow channel plug block; the first water-cooling panel is a flat plate and is arranged above the second water-cooling panel; the upper surface of the second water-cooling panel is provided with a flow channel groove, the flow channel groove of the water-cooling panel is a space formed by vertical edges of the flow channel groove and a plurality of columnar bulges, the columnar bulges are arranged in an array, and the distance between any two adjacent columnar bulges is equal; the connecting blocks are arranged among part of the columnar bulges and connected with the columnar bulges to form a flow channel side wall, and the adjacent flow channel side wall and the bottom surface of the flow channel groove form a cooling liquid flow channel. The method has the advantages of easy change of the flow channel trend, high universality of production molds and tools, lower production cost and high production efficiency.

Description

Water cooling plate capable of flexibly arranging flow channels and manufacturing method thereof
Technical Field
The application relates to the technical field of battery modules, in particular to a water cooling plate capable of flexibly arranging runners and a manufacturing method thereof.
Background
The commonly used water-cooling plate for the vehicle power battery tray is generally formed by combining an upper plate and a lower plate, wherein one plate or the two plates are provided with a flow channel groove, and the two plates are spliced to form a cooling liquid flow channel. The water-cooling board is usually for corresponding battery package customization, and its runner trend highly binds with the profile appearance of battery tray and the interior spare part arrangement height such as structure in the tray, electric core or module, in case equipment such as inner structure or electric core arranges and changes, just must change the runner trend.
At present, the shape of a runner groove of a water cooling plate is usually formed by punch forming or casting or die-casting, but no matter which process is adopted, the trend of the runner is directly determined by a mould, and for the water cooling plate adopting the runner forming modes, if the trend of the runner needs to be changed, the mould and a processing tool need to be changed, the investment in production equipment can be greatly increased, and particularly, the water cooling plate is a product in a sample stage. Meanwhile, the shape of the outer surface of the water cooling plate adopting the forming method also changes along with the change of the flow channel, which means that products with different flow channel shapes are difficult to use the same tool, and the universality of equipment in production is not improved.
Disclosure of Invention
The embodiment of the application provides a water cooling plate capable of flexibly arranging runners and a manufacturing method thereof, which can improve the universality of water cooling plate production equipment, improve the production efficiency of the water cooling plate and reduce the production cost.
The embodiment of the application provides a water cooling plate capable of flexibly arranging runners, which comprises a first water cooling panel, a second water cooling panel and runner chocks; the first water-cooling panel is a flat plate and is arranged above the second water-cooling panel; the upper surface of the second water-cooling panel is provided with a flow channel groove, the flow channel groove of the water-cooling panel is a space formed by vertical edges of the flow channel groove and a plurality of columnar bulges, the columnar bulges are arranged in an array, and the distance between any two adjacent columnar bulges is equal; the connecting match block is arranged between the columnar bulges, the connecting match block and the columnar bulges are connected to form a flow channel side wall, and the flow channel side wall and the bottom of the flow channel groove are adjacently arranged to form a cooling liquid flow channel.
In an embodiment of the present application, the connecting match block has a plurality of different basic shapes according to different setting positions, and specifically includes: the common chock block is used for filling the space between the adjacent columnar bulges; the short plug block is used for a space between the columnar bulge and the vertical edge of the channel groove; the L-shaped chock block is used for connecting a certain columnar bulge and a space between the adjacent columnar bulges which are arranged in a triangular manner transversely and longitudinally; the T-shaped plug block is used for connecting a certain columnar bulge and the space between three adjacent columnar bulges; the cross-shaped chock block is used for connecting a certain columnar bulge and the space between four adjacent columnar bulges; the C-shaped plug block is used for connecting a space between two adjacent columnar bulges and a space between each columnar bulge positioned on the same side of the two adjacent columnar bulges; the square-shaped plug block is used for connecting the spaces among four cylindrical bulges which are arranged adjacently in a square shape.
In one embodiment of the application, the butt joint part of the common chock block or the short chock block and the columnar bulge is a chock block head part, and the chock block head part of the common chock block is subjected to single-side tip cutting or double-side tip cutting to form a tip cutting common chock block; after the head of the short plug block is subjected to single-side tip cutting or double-side tip cutting, a tip cutting short plug block is formed; the same columnar projection can be connected with more than two common sharp-cutting plug blocks or sharp-cutting short plug blocks.
In an embodiment of the application, a plurality of different basic shapes of the connecting plugs are connected to form a plurality of expanding plugs, and the expanding plugs comprise character-shaped plugs, reversed character-shaped plugs, H-shaped plugs, P-shaped plugs, character-shaped plugs, A-shaped plugs and S-shaped plugs.
In this application embodiment, first water-cooling panel with second water-cooling panel adopts the brazing connection, connect match the piece with coating brazing filler metal between the first water-cooling panel, connect match the piece with coating brazing filler metal between the second water-cooling panel, first water-cooling panel with coating brazing filler metal between the contact surface of second water-cooling panel.
In this application embodiment, first water-cooling panel with second water-cooling panel adopts laser to pierce through to weld and connects, connect match the piece with laminating department coating between the first water-cooling panel is sealed, connect match the piece with laminating department coating between the second water-cooling panel is sealed.
In an embodiment of the application, first water-cooling panel with second water-cooling panel adopts resistance spot welding to connect, first water-cooling panel with laminating department coating spot welding is sealed between the second water-cooling panel is sealed, connect match piece with laminating department coating is sealed between the first water-cooling panel, connect match piece with laminating department coating between the second water-cooling panel is sealed.
In this application embodiment, first water-cooling panel with second water-cooling panel adopts rivet connection, first water-cooling panel with laminating department coating between the second water-cooling panel is sealed, connect match piece with laminating department coating between the first water-cooling panel is sealed, connect match piece with laminating department coating between the second water-cooling panel is sealed.
In an embodiment of the present application, a cross-sectional shape of the stud bump is at least one of a circle, an ellipse, or a polygon.
In an embodiment of the present application, there is further provided a method for manufacturing the water cooling plate with flexibly arranged runners, including the steps of:
manufacturing a second water-cooling panel, wherein a flow channel groove is formed in the upper surface of the second water-cooling panel, the flow channel groove of the water-cooling panel is a space formed by vertical edges of the flow channel groove and a plurality of columnar bulges, the columnar bulges are arranged in an array, and the distance between any two adjacent columnar bulges is equal;
the connecting blocks are arranged among part of the columnar bulges, the connecting blocks and the columnar bulges are connected to form runner side walls positioned on two sides of the runner groove, and the adjacent runner side walls and the bottom of the runner groove form a cooling liquid runner;
verifying the cooling performance of the cooling liquid runner, and when the cooling performance of the cooling liquid runner does not meet the requirement, changing the flow direction of the cooling liquid runner and only changing the arrangement of the connecting blocks in the second water-cooling panel; when the cooling performance of the cooling liquid runner meets the requirement, fixing the arrangement mode of the connecting blocks in the second water-cooling panel; and
and a first water-cooling panel is fixedly connected above the second water-cooling panel, the first water-cooling panel is a flat plate, and the first water-cooling panel, the second water-cooling panel and the runner block are connected to form a water-cooling panel.
According to the water-cooling plate capable of flexibly arranging the runners and the manufacturing method thereof provided by the embodiment of the application, the runner direction of the water-cooling plate is not determined by a mold any more, but is determined by the columnar protrusions in the inner cavity of the water-cooling plate and the connecting plugs between the columnar protrusions, namely the columnar protrusions are used as fulcrums, and the fulcrums are connected into continuous runner side walls by using the connecting plugs. When the runner is changed, the structure of the inner cavity of the water cooling plate does not need to be changed, only the arrangement of the connecting chock blocks needs to be changed, and the runner has the advantages of easy change of the runner direction, high universality of a production mold and a tool, low production cost and high production efficiency.
Drawings
The technical solution and other advantages of the present application will become apparent from the detailed description of the embodiments of the present application with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a water cooling plate capable of flexibly arranging flow channels according to an embodiment of the present application;
FIG. 2A isbase:Sub>A schematic cross-sectional structure diagram of the water-cooling plate provided in the embodiment of the present application at A-A in FIG. 1 when the water-cooling plate is formed by stamping;
FIG. 2B isbase:Sub>A schematic cross-sectional view taken at A-A of FIG. 1 when the water-cooling plate provided by the embodiment of the present application is formed by die-casting;
FIG. 3 is a side view of various basic shaped connecting blocks provided by embodiments of the present application;
FIG. 4 is a top view of a different form of a common stopper formed with a cut tip as provided by embodiments of the present application;
FIG. 5 is a top view of a different form of a short plug formed with a cut tip provided in an embodiment of the present application;
fig. 6 is a top view of an expansion chock provided in an embodiment of the present application;
fig. 7 is a flowchart of a method for manufacturing a water cooling plate capable of flexibly arranging flow channels according to an embodiment of the present application.
The components in the figure are identified as follows:
1. a first water-cooled panel; 2. a second water-cooled panel; 5. a columnar bulge; 6. a runner groove vertical edge; 7. a common chock block; 8. a short chock; 9. an L-shaped plug block; 10. a T-shaped plug block; 11. a cross-shaped chock block; 12. a C-shaped plug block; 13. a square-shaped plug block; 14. a 4-shaped chock block; 15. a reverse 4-shaped chock block; 16. an H-shaped plug block; 17. a P-shaped plug block; 18. a 9-shaped chock block; 19. an A-shaped chock block; 20. a flow passage side wall.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. 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 application.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the application. To simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
Specifically, referring to fig. 1, fig. 2A, and fig. 2B, an embodiment of the present invention provides a water-cooling plate capable of flexibly arranging a runner, including a first water-cooling panel 1, a second water-cooling panel 2, and a runner block 3; the first water-cooling panel 1 is a flat plate and is arranged above the second water-cooling panel 2; the upper surface of the second water-cooling panel 2 is provided with a flow channel groove 4, the flow channel groove 4 of the water-cooling panel is a space formed by a flow channel groove vertical edge 6 and a plurality of columnar bulges 5, the columnar bulges 5 are arranged in an array, and the distance between any two adjacent columnar bulges 5 is equal; the connecting match blocks 3 are arranged between the columnar protrusions 5, the connecting match blocks 3 are connected with the columnar protrusions 5 to form a flow channel side wall 20, and the flow channel side wall 20 and the bottom of the flow channel groove 4 which are adjacently arranged form a cooling liquid flow channel.
The flow direction of the coolant in the coolant flow channel is indicated by arrows in fig. 1.
Referring to fig. 3, in the embodiment of the present application, the connecting match block 3 has a plurality of different basic shapes according to different setting positions, which specifically include: a general stopper 7 for filling a space between the adjacent columnar projections 5; the short plug block 8 is used for a space between the columnar bulge 5 and the vertical edge 6 of the flow channel groove; the L-shaped plug block 9 is used for connecting a certain columnar bulge 5 and a space between the adjacent columnar bulges 5 which are arranged in a triangular manner in the transverse direction and the longitudinal direction; the T-shaped plug 10 is used for connecting a certain columnar bulge 5 and the space between three adjacent columnar bulges 5; the cross-shaped chock block 11 is used for connecting a certain columnar bulge and the space between four adjacent columnar bulges 5; a C-shaped plug 12 for connecting a space between two adjacent columnar projections 5 and a space between each of the columnar projections 5 located on the same side of the two adjacent columnar projections 5; and the square-shaped plug block 13 is used for connecting the spaces among the four cylindrical bulges 5 which are adjacently arranged in a square shape.
Referring to fig. 4 and 5, in the embodiment of the present application, a portion of the common block 7 or the short block 8, which is in butt joint with the columnar protrusion 5, is a block head, and the block head of the common block 7 is subjected to single-side or double-side pointing to form a pointed common block; the head of the short plug 8 is subjected to single-side or double-side tip cutting to form a tip cutting short plug; the same columnar projection 5 can be connected with more than two common sharp-cutting plugs or short sharp-cutting plugs.
Referring to fig. 6, in the embodiment of the present application, a plurality of different basic shapes of the connecting plugs 3 are connected to form a plurality of expanding plugs, and the expanding plugs include a 4-shaped plug 14, an inverse 4-shaped plug 15, an H-shaped plug 16, a P-shaped plug 17, a 9-shaped plug 18, an a-shaped plug 19, and an S-shaped plug (not shown).
The first water-cooling panel 1, the second water-cooling panel 2 and the connecting blocks 3 are fixed in a brazing connection mode, a laser penetration welding connection mode, a resistance spot welding connection mode or a rivet connection mode to form the water-cooling panel.
In this application embodiment, first water-cooling panel 1 with second water-cooling panel 2 adopts to braze to be connected, connect match piece 3 with coating solder between first water-cooling panel 1, connect match piece 3 with coating solder between second water-cooling panel 2, first water-cooling panel 1 with coating solder between the contact surface of second water-cooling panel 2.
In this application embodiment, first water-cooling panel 1 with second water-cooling panel 2 adopts laser to pierce through to weld and connects, connect match piece 3 with laminating department coating between first water-cooling panel 1 is sealed glues, connect match piece 3 with laminating department coating between second water-cooling panel 2 is sealed glues.
In an embodiment of the present application, the first water-cooling panel 1 with the second water-cooling panel 2 adopts resistance spot welding to connect, the first water-cooling panel 1 with laminating department coating spot welding is sealed between the second water-cooling panel 2, connect match piece 3 with laminating department coating is sealed between the first water-cooling panel 1 is sealed, connect match piece 3 with laminating department coating between the second water-cooling panel 2 is sealed. Wherein connect match piece 3 with first water-cooling panel 1 do not need spot welding between the second water-cooling panel 2, so can use ordinary sealed glue.
In this application embodiment, first water-cooling panel 1 with second water-cooling panel 2 adopts rivet connection, first water-cooling panel 1 with laminating department coating between second water-cooling panel 2 is sealed, connect match piece 3 with laminating department coating between first water-cooling panel 1 is sealed, connect match piece 3 with laminating department coating between second water-cooling panel 2 is sealed.
In an embodiment of the present application, the cross-sectional shape of the stud bump 5 is at least one of a circle, an ellipse, or a polygon. Polygons include rectangles, parallelograms, and rhombuses.
According to the water cooling plate capable of flexibly arranging the runners and the manufacturing method thereof, the runner direction of the water cooling plate is not determined by a mold any more, but determined by the columnar protrusions in the inner cavity of the water cooling plate and the connecting plugs between the columnar protrusions, namely the columnar protrusions are used as fulcrums, and the fulcrums are connected into the continuous runner side wall 20 by using the connecting plugs. When the runner is changed, the structure of the inner cavity of the water cooling plate does not need to be changed, only the arrangement of the connecting chock blocks needs to be changed, and the runner has the advantages of easy change of the runner direction, high universality of a production mold and a tool, low production cost and high production efficiency.
Referring to fig. 7, an embodiment of the present application further provides a method for manufacturing the water cooling plate with flexibly arranged flow channels, which includes the following steps:
s1, manufacturing a second water-cooling panel 2, wherein a flow channel groove 4 is formed in the upper surface of the second water-cooling panel 2, the flow channel groove 4 of the water-cooling panel is a space formed by flow channel groove vertical edges 6 and a plurality of columnar bulges 5, the columnar bulges 5 are arranged in an array mode, and the distance between any two adjacent columnar bulges 5 is equal;
s2, the connecting blocks 3 are arranged among part of the columnar bulges 5, the connecting blocks 3 and the columnar bulges 5 are connected to form a flow channel side wall 20, and the flow channel side wall 20 and the bottom of the flow channel groove 4 which are adjacently arranged form a cooling liquid flow channel;
s3, verifying the cooling performance of the cooling liquid flow channel, and when the cooling performance of the cooling liquid flow channel does not meet the requirement, changing the flow direction of the cooling liquid flow channel and only changing the arrangement of the connecting blocks 3 in the second water-cooling panel 2; when the cooling performance of the cooling liquid runner meets the requirement, fixing the arrangement mode of the connecting blocks 3 in the second water-cooling panel 2; and
and S4, fixedly connecting a first water-cooling panel 1 above the second water-cooling panel 2, wherein the first water-cooling panel 1 is a flat plate, and the first water-cooling panel 1, the second water-cooling panel 2 and the runner block 3 are connected to form a water-cooling plate.
The first water-cooling panel 1, the second water-cooling panel 2 and the connecting blocks 3 are fixed in a brazing connection mode, a laser penetration welding connection mode, a resistance spot welding connection mode or a rivet connection mode to form the water-cooling panel.
It can be understood that the water cooling plate is very suitable for a mold design stage, especially a cooling liquid flow channel design and verification stage of the water cooling plate, at the moment, the structure of the cooling liquid flow channel needs to be frequently adjusted, and then the cooling effect is verified and verified. This application need not to change water-cooling board inner chamber self structure when changing the runner, only need change connect the chock arrange can, have the runner trend easily change, produce the advantage that mould and frock are highly general, consequently this application has promoted the efficiency of production mould, and manufacturing cost is lower, and production efficiency is high.
For specific limitations of the manufacturing method of the water cooling plate with flexibly arranged runners, reference may be made to the above limitations of the water cooling plate with flexibly arranged runners, and details are not repeated here.
The following examples are specifically given to explain the details.
Example one
Referring to fig. 1 and fig. 2A, an aluminum alloy plate with length × width × thickness of 1100mm × 700mm × 1.5mm is taken, and a stamping die is used to stamp out a groove feature on the plate, where the characteristic length × width of the groove is 1000mm × 600mm, the depth is 4mm, and an included angle between a vertical edge of the groove and a horizontal plane is 45 °; the grooves are distributed with columnar bulges in a matrix manner, the intervals of the length direction and the width direction of the columnar bulges are all 100mm, the sections of the columnar bulges are circular, the average diameter is phi 10mm, and the drawing angle of the columnar bulges is 45 degrees. For convenience of description, the above-described press-formed workpiece is hereinafter referred to as a water-cooled panel lower panel.
A plurality of common chock blocks, short chock blocks, L-shaped chock blocks, T-shaped chock blocks and cross chock blocks made of aluminum alloy materials are taken, the height of each chock block is 4mm, the average width of each chock block is 10mm, and the chock blocks are placed in a lower panel of a water-cooling plate formed by punching, so that the lower panel of the water-cooling plate forms a cooling liquid flowing channel. When the water-cooling plate is placed, the brazing filler metal is coated on the contact surface between the plug block and the lower panel of the water-cooling plate.
An aluminum alloy plate with the length, width and thickness of 1100mm, 700mm and 1.0mm is taken and called as an upper panel of the water cooling plate, and is attached to a lower panel of the water cooling plate. When the plug block is attached, the brazing filler metal is smeared on the contact surface between the lower panel and the upper panel of the water cooling plate, and the brazing filler metal is smeared on the upper surface of the plug block placed in the lower panel of the water cooling plate.
And after the upper panel and the lower panel of the water cooling plate are attached, brazing is carried out, so that a welded joint is formed among the contact surfaces of the upper panel, the lower panel and the plug block of the water cooling plate.
After all the parts of the water-cooling plate are welded together, a water inlet hole and a water outlet hole are formed in the upper panel of the water-cooling plate.
Example two
Referring to fig. 1 and 2B, an aluminum alloy workpiece with length × width × height of 1200mm × 800mm × 6.5mm is die-cast, the workpiece is die-cast with groove features, the length × width of the groove features is 1120mm × 750mm, the depth is 4mm, and an included angle between a vertical edge of the groove and a horizontal plane is 75 °; the grooves are distributed with columnar bulges in a matrix manner, the intervals of the length direction and the width direction of the columnar bulges are 50mm, the sections of the columnar bulges are circular, the average diameter is phi 5mm, and the drawing angle of the columnar bulges is 15 degrees. For convenience of description, the die-cast workpiece is hereinafter referred to as a lower panel of the water-cooled panel.
A plurality of common chock blocks, short chock blocks, L-shaped chock blocks, T-shaped chock blocks and cross chock blocks made of aluminum alloy materials are taken, the height of each chock block is 4mm, the average width of each chock block is 5mm, and the chock blocks are placed in a lower panel of a water-cooling plate formed by punching, so that the lower panel of the water-cooling plate forms a cooling liquid flowing channel. When the water-cooling plate is placed, the contact surface between the plug block and the lower panel of the water-cooling plate is coated with sealant.
An aluminum alloy plate with the length, width and thickness of 1200mm, 800mm and 1.0mm is taken and called as an upper panel of a water cooling plate, and is attached to a lower panel of the water cooling plate. When in attaching, sealant is smeared on the upper surface of the chock block arranged in the lower panel of the water cooling plate.
After the upper panel and the lower panel of the water cooling plate are attached, laser penetration welding is carried out on the attaching positions of the upper panel and the lower panel of the water cooling plate, so that the upper panel and the lower panel of the water cooling plate are welded together.
The upper panel of the water-cooling plate is provided with a water inlet hole and a water outlet hole.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to the related descriptions of other embodiments.
The above embodiments of the present application are described in detail, and specific examples are applied in the present application to explain the principles and implementations of the present application, and the description of the above embodiments is only used to help understand the technical solutions and core ideas of the present application; those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the present disclosure as defined by the appended claims.

Claims (10)

1. A water cooling plate capable of flexibly arranging runners is characterized by comprising a first water cooling panel (1), a second water cooling panel (2) and a runner chock block (3);
the first water-cooling panel (1) is a flat plate and is arranged above the second water-cooling panel (2);
the upper surface of the second water-cooling panel (2) is provided with a flow channel groove (4), the flow channel groove (4) of the water-cooling panel is a space formed by flow channel groove vertical edges (6) and a plurality of columnar bulges (5), the columnar bulges (5) are arranged in an array mode, and the distance between any two adjacent columnar bulges (5) is equal;
the cooling liquid runner is characterized in that connecting match blocks (3) are arranged between the columnar protrusions (5), the connecting match blocks (3) are connected with the columnar protrusions (5) to form a runner side wall (20), and the adjacent runner side wall (20) and the bottom surface of the runner groove (4) form a cooling liquid runner.
2. The water-cooling plate with flexibly arranged runners as claimed in claim 1, wherein said connecting blocks (3) have a plurality of different basic shapes according to different arrangement positions, specifically comprising:
a common stopper (7) for filling a space between the adjacent columnar projections (5);
the short plug block (8) is used for a space between the columnar bulge (5) and the vertical edge (6) of the flow channel groove;
the L-shaped plug block (9) is used for connecting a certain columnar bulge (5) and a space between the adjacent columnar bulges (5) which are arranged in a triangular manner transversely and longitudinally;
the T-shaped plug block (10) is used for connecting a certain columnar bulge (5) and the space between three adjacent columnar bulges (5);
the cross-shaped chock block (11) is used for connecting a certain columnar bulge and the space between four adjacent columnar bulges (5);
the C-shaped plug block (12) is used for connecting the space between two adjacent columnar bulges (5) and the space between one columnar bulge (5) positioned on the same side of the two adjacent columnar bulges (5);
a square-shaped plug block (13) for connecting the spaces between the four column-shaped bulges (5) which are arranged adjacently in a square shape.
3. The water-cooling plate capable of flexibly arranging the flow channels as claimed in claim 2, wherein the butt joint part of the common plug block (7) or the short plug block (8) and the columnar protrusion (5) is a plug block head part, and the plug block head part of the common plug block (7) is subjected to single-side tip cutting or double-side tip cutting to form a tip-cut common plug block; the head of the short plug block (8) is subjected to single-side tip cutting or double-side tip cutting to form a tip cutting short plug block; the same columnar bulge (5) can be connected with more than two common sharp-cutting plug blocks or sharp-cutting short plug blocks.
4. The water cooling plate capable of flexibly arranging the flow passages as claimed in claim 2 or 3, wherein a plurality of different basic shapes of the connecting chock (3) are connected to form a plurality of expanding chocks, and the expanding chocks comprise a 4-shaped chock (14), an inverse 4-shaped chock (15), an H-shaped chock (16), a P-shaped chock (17), a 9-shaped chock (18), an A-shaped chock (19) and an S-shaped chock.
5. The water cooling plate capable of flexibly arranging the flow channel according to claim 1, wherein the first water cooling panel (1) is connected with the second water cooling panel (2) by brazing, brazing filler metal is coated between the connecting match block (3) and the first water cooling panel (1), brazing filler metal is coated between the connecting match block (3) and the second water cooling panel (2), and brazing filler metal is coated between contact surfaces of the first water cooling panel (1) and the second water cooling panel (2).
6. The water cooling plate capable of flexibly arranging the runner as claimed in claim 1, wherein the first water cooling panel (1) and the second water cooling panel (2) are connected by laser penetration welding, the joint between the connection match block (3) and the first water cooling panel (1) is coated with sealant, and the joint between the connection match block (3) and the second water cooling panel (2) is coated with sealant.
7. The water cooling plate capable of flexibly arranging the flow channel as claimed in claim 1, wherein the first water cooling panel (1) and the second water cooling panel (2) are connected by resistance spot welding, spot welding sealant is coated at the joint between the first water cooling panel (1) and the second water cooling panel (2), sealant is coated at the joint between the connection match block (3) and the first water cooling panel (1), and sealant is coated at the joint between the connection match block (3) and the second water cooling panel (2).
8. The water cooling plate capable of flexibly arranging the runner according to claim 1, wherein the first water cooling panel (1) is connected with the second water cooling panel (2) by rivets, a joint between the first water cooling panel (1) and the second water cooling panel (2) is coated with sealant, a joint between the connecting block (3) and the first water cooling panel (1) is coated with sealant, and a joint between the connecting block (3) and the second water cooling panel (2) is coated with sealant.
9. The water-cooling plate with flexibly arranged flow passages as claimed in claim 1, wherein the cross-sectional shape of the columnar protrusions (5) is at least one of circular, oval or polygonal.
10. A method for manufacturing a water-cooling plate with flexibly arranged flow channels as claimed in any one of claims 1 to 9, comprising the steps of:
manufacturing a second water-cooling panel (2), wherein a flow channel groove (4) is formed in the upper surface of the second water-cooling panel (2), the flow channel groove (4) of the water-cooling panel is a space formed by a flow channel groove vertical edge (6) and a plurality of columnar protrusions (5), the columnar protrusions (5) are arranged in an array mode, and the distance between any two adjacent columnar protrusions (5) is equal;
the connecting blocks (3) are arranged among part of the columnar bulges (5), the connecting blocks (3) and the columnar bulges (5) are connected to form a flow channel side wall (20), and the flow channel side wall (20) and the bottom surface of the flow channel groove (4) which are adjacently arranged form a cooling liquid flow channel;
verifying the cooling performance of the cooling liquid flow channel, and when the cooling performance of the cooling liquid flow channel does not meet the requirement, changing the flow direction of the cooling liquid flow channel and only changing the arrangement of the connecting blocks (3) in the second water-cooling panel (2); when the cooling performance of the cooling liquid runner meets the requirement, the arrangement mode of the connecting blocks (3) in the second water-cooling panel (2) is fixed; and
the water cooling device is characterized in that a first water cooling panel (1) is fixedly connected above the second water cooling panel (2), the first water cooling panel (1) is a flat plate, and the first water cooling panel (1), the second water cooling panel (2) and the runner block (3) are connected to form a water cooling plate.
CN202211028155.7A 2022-08-25 2022-08-25 Water cooling plate capable of flexibly arranging flow channels and manufacturing method thereof Pending CN115241572A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211028155.7A CN115241572A (en) 2022-08-25 2022-08-25 Water cooling plate capable of flexibly arranging flow channels and manufacturing method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211028155.7A CN115241572A (en) 2022-08-25 2022-08-25 Water cooling plate capable of flexibly arranging flow channels and manufacturing method thereof

Publications (1)

Publication Number Publication Date
CN115241572A true CN115241572A (en) 2022-10-25

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CN (1) CN115241572A (en)

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