A high-performance chip cooler

Abstract

The present invention discloses a high-performance chip cooler, comprising a cooler body, the cooler body comprising a base plate and a mating plate, the two of which cooperate to form a refrigerant channel, the cooler body being provided with a liquid inlet and a liquid outlet at both ends of the refrigerant channel; the cooler body also comprising a reinforcing fin plate disposed between the base plate and the mating plate, the reinforcing fin plate having a lower groove formed on its lower surface, a plurality of lower channels formed between the reinforcing fin plate and the base plate, the front and rear ends of the lower grooves being provided with openings; the reinforcing fin plate having an upper groove formed on its upper surface, a plurality of upper channels formed between the reinforcing fin plate and the mating plate seal. By disposing the reinforcing fin between the base plate and the mating plate, the present invention not only effectively improves the pressure bearing capacity of the refrigerant channel, but also effectively increases the heat exchange area, thereby improving the heat exchange efficiency.

Description

Technical Field

[0001] The present invention relates to the technical field of chip coolers, and in particular to a high-performance chip cooler. Background Art

[0002] Currently, driver module chips are often cooled using a refrigerant cooler. This refrigerant (chip) cooler includes a refrigerant channel for receiving and directing refrigerant flow. This channel rapidly removes heat from the chip, preventing it from overheating and burning. Currently, refrigerant coolers typically consist of a base plate and a mating plate mounted on the base plate, with the refrigerant channel formed between them. This structure has poor pressure-bearing capacity and low heat exchange efficiency, leaving room for improvement. Summary of the Invention

[0003] The present invention aims to overcome the above-mentioned defects in the prior art and provide a high-performance chip cooler, which not only effectively improves the pressure-bearing capacity of the refrigerant channel but also effectively improves the heat exchange and cooling effect of the chip cooler by arranging a reinforced fin plate between the base plate and the mating plate.

[0004] To achieve the above objectives, the present invention provides a high-performance chip cooler, comprising a cooler body, the cooler body comprising a base plate and a mating plate disposed above the base plate, the two mating plates forming a coolant channel for guiding the flow of coolant, the cooler body being provided with a liquid inlet and a liquid outlet at the front and rear ends thereof, respectively, corresponding to the coolant channel;

[0005] The cooler body further includes a reinforcing fin plate disposed between the base plate and the mating plate, wherein the reinforcing fin plate is formed with a lower groove on its lower surface by punching, the lower groove being raised upward and extending along the refrigerant channel, the lower surface of the reinforcing fin plate being sealed and connected to the base plate so that a plurality of lower channels are formed between the plurality of lower grooves and the base plate, and the plurality of lower grooves are provided with openings at least at their front and rear ends;

[0006] The upper surface of the enhanced fin plate corresponds to adjacent lower channels and is formed with upper grooves that are recessed downward and extend along the refrigerant channel. The upper surface of the enhanced fin plate is sealed and connected to the matching plate so that several upper grooves and the matching plate are matched to form several upper channels.

[0007] It is further configured as follows: the base plate is a flat plate structure, the matching plate is provided with an upwardly raised communication groove, the base plate and the matching plate are sealed and connected to form a refrigerant channel between the communication groove and the plate surface of the base plate.

[0008] It is further configured as follows: the base plate is provided with a lower fold along its outer edge, the matching plate is embedded in the inlay formed by the lower fold of the base plate, and the matching plate is provided with an upper fold along its outer edge to match the lower fold.

[0009] It is further configured as follows: the two ends of the corresponding connecting channel of the matching plate are respectively constructed with a liquid inlet diversion part and a liquid outlet confluence part connected to the corresponding edge structure, and the liquid inlet and liquid outlet are respectively correspondingly arranged on the upper folding edges of the liquid inlet diversion part and the liquid outlet reflux part cover.

[0010] It is further configured that: upper notches communicating with each other are arranged between the upper grooves corresponding to the upper grooves located in the same section of the refrigerant channel of the strengthening fin plate;

[0011] And / or, the enhanced fin plates are structured to have lower notches communicating with each other between the lower grooves corresponding to the lower grooves located in the same section of the refrigerant channel.

[0012] It is further configured that: openings are also provided at locations where the lower grooves correspond to changes in the refrigerant flow rate.

[0013] It is further configured that: a plurality of guide ribs for guiding the inflow or outflow of the refrigerant are provided in front of the front end opening and / or behind the rear end opening of the lower groove corresponding to the reinforcing fin plate.

[0014] It is further configured that: a plurality of connecting columns are provided on the cooler body.

[0015] Compared with the prior art, the present invention has a simple and reasonable structure. The upper and lower surfaces of the reinforced fin plate are welded to the base plate and the matching plate respectively, which effectively improves the pressure-bearing capacity of the refrigerant channel; at the same time, the refrigerant channel is divided into upper and lower flow spaces by the reinforced fin plate and the upper and lower grooves thereon divide the refrigerant channel into several small channels, which effectively improves the refrigerant flow rate, increases the heat exchange area, and improves the heat exchange efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the three-dimensional structure of a high-performance chip cooler of the present invention;

[0017] Figure 2 It is a schematic diagram of the cross-sectional structure of the chip cooler;

[0018] Figure 3 It is a schematic diagram of the separation structure of the chip cooler;

[0019] Figure 4 This is a schematic diagram of the three-dimensional structure of the reinforced fin plate Figure 1 .

[0020] The following reference numerals are marked on the accompanying drawings:

[0021] 100. Cooler body; 10. Base plate; 11. Lower folded edge; 12. Liquid inlet; 13. Liquid outlet; 20. Matching plate; 21. Connecting channel; 22. Upper folded edge; 23. Liquid inlet diversion part; 24. Liquid outlet confluence part; 30. Strengthening fin plate; 31. Lower groove; 311. Opening; 312. Lower notch; 32. Upper groove; 321. Upper notch; 33. Guide rib; 40. Connecting column; L, refrigerant channel; L1, lower channel; L2, upper channel. DETAILED DESCRIPTION

[0022] A specific embodiment of the present invention is described in detail below with reference to the accompanying drawings, but it should be understood that the protection scope of the present invention is not limited by the specific embodiment.

[0023] The present invention provides a high performance chip cooler such as Figure 1 and Figure 3 As shown, it is used to be fitted on a chip module for heat exchange and cooling, and includes a cooler body 100, which includes a base plate 10 and a matching plate 20 arranged on the base plate 10, and the two cooperate to form a coolant channel L for guiding the flow of coolant, and the cooler body 100 is respectively provided with a liquid inlet 12 and a liquid outlet 13 connected to the coolant channel L at the front and rear ends corresponding to the coolant channel L, and a plurality of connecting columns 40 for installation are also provided on the cooler body 100; in this embodiment, the coolant channel L is a U-shaped structure, and can also be a multi-bend serpentine structure; specifically, the base plate 10 is a flat plate structure, and the matching plate 20 is provided with an upwardly raised connecting groove 21, and the base plate 10 and the matching plate 20 are sealed and welded to make the connecting groove 2 1 cooperates with the plate surface of the base plate 10 to form a refrigerant channel L; preferably, the base plate 10 is provided with an upper folding edge 22 extending upward along its outer circumference, and the matching plate 20 is correspondingly embedded in the inlay formed by the lower folding edge 11 of the base plate 10, and the matching plate 20 is provided with an upper folding edge 22 matching the lower folding edge 11 along its outer circumference, which can facilitate the assembly between the base plate 10 and the matching plate 20 and improve the sealing and matching effect; at the same time, the two ends of the corresponding communicating channel 21 of the matching plate 20 are respectively constructed with a liquid inlet diversion part 23 and a liquid outlet confluence part 24 connected to the corresponding edge structure, and the liquid inlet 12 and the liquid outlet 13 are respectively provided on the upper folding edge 22 of the liquid inlet diversion part 23 and the liquid outlet reflux part cover, so that the pipe can be easily connected to the liquid inlet 12 and the liquid outlet 13.

[0024] In this embodiment, if Figure 2 and Figure 4As shown, the cooler body 100 also includes a reinforcing fin plate 30 arranged between the base plate 10 and the matching plate 20, and the reinforcing fin plate 30 is punched to form a lower groove 31 that bulges upward and extends along the refrigerant channel L on its lower surface. The lower surface of the reinforcing fin plate 30 is sealed and welded to the base plate 10 so that a number of lower grooves 31 and the plate surface of the base plate 10 are matched to form a number of lower channels L1, and the several lower grooves 31 are provided with openings 311 at least corresponding to their front and rear ends, so that the refrigerant in the refrigerant channel L can flow into and out of the lower channel L1 through the openings 311 at the front and rear ends; the upper surface of the reinforcing fin plate 30 is matched to form an upper groove 32 that is concave downwards between the corresponding adjacent upper grooves 32, and the reinforcing The upper surface of the fin plate 30 (i.e., the bottom of the lower groove 31) is sealed and welded to the matching plate 20 so that a number of upper channels L2 are formed between the upper grooves 32 and the matching plate 20, and the upper channel L2 and the lower channel L1 can be connected through the opening 311 on the upper groove 32; the upper and lower surfaces of the fin plate 30 are respectively welded to the base plate 10 and the matching plate 20, which effectively improves the pressure bearing capacity of the refrigerant channel L. At the same time, the refrigerant channel L is divided into upper and lower flow spaces by strengthening the fin plate 30 and the upper and lower grooves 31 thereon divide the refrigerant channel L into a number of small channels, which effectively increases the refrigerant flow rate, increases the heat exchange area, and improves the heat exchange efficiency.

[0025] In this embodiment, if Figure 4 As shown, the reinforcing fin plate 30 is provided with a plurality of guide ribs 33 in front of the front end opening 311 and / or behind the rear end opening 311 of the lower groove 31. The guide ribs 33 are preferably punched integrally with the lower groove 31, and a structure for guiding the inflow or outflow of the refrigerant is formed between adjacent guide ribs 33.

[0026] In this embodiment, if Figure 4 As shown, the upper grooves 32 of the enhanced fin plate 30 corresponding to those located in the same section of the refrigerant channel L are constructed with upper grooves 321 that are interconnected, and the lower grooves 31 of the enhanced fin plate 30 corresponding to those located in the same section of the refrigerant channel L are constructed with lower grooves 312 that are interconnected, so that the uniformity of the refrigerant flow in the same layer of flow space can be improved.

[0027] In this embodiment, if Figure 4 As shown, several lower grooves 31 are further provided with openings 311 corresponding to the places where the refrigerant flow rate changes. The places where the refrigerant flow rate changes are the turning points of the lower grooves 31 and the places where the lower grooves 31 correspond to the giving way of the connecting columns 40. In this way, the refrigerant is connected between the upper channel L2 and the lower channel L1 through the openings 311 to improve the uniformity of the temperature field and improve the heat exchange efficiency.

[0028] Compared with the prior art, the present invention has a simple and reasonable structure. The upper and lower surfaces of the reinforced fin plate are welded to the base plate and the matching plate respectively, which effectively improves the pressure-bearing capacity of the refrigerant channel; at the same time, the refrigerant channel is divided into upper and lower flow spaces by the reinforced fin plate and the upper and lower grooves thereon divide the refrigerant channel into several small channels, which effectively improves the refrigerant flow rate, increases the heat exchange area, and improves the heat exchange efficiency.

[0029] The above disclosure is only an embodiment of the present invention, but the present invention is not limited thereto. Any changes that can be conceived by those skilled in the art should fall within the scope of protection of the present invention.

Claims

1. A high-performance chip cooler, comprising a cooler body, the cooler body comprising a base plate and a mating plate disposed above the base plate, the two mating plates forming a coolant channel for guiding the flow of coolant, the cooler body being provided with a liquid inlet and a liquid outlet at the front and rear ends thereof, respectively, corresponding to the coolant channel; It is characterized in that The cooler body further includes a reinforcing fin plate disposed between the base plate and the mating plate, wherein the reinforcing fin plate is formed with a lower groove on its lower surface by punching, the lower groove being raised upward and extending along the refrigerant channel, the lower surface of the reinforcing fin plate being sealed and connected to the base plate so that a plurality of lower channels are formed between the plurality of lower grooves and the base plate, and the plurality of lower grooves are provided with openings at least at their front and rear ends; The upper surface of the enhanced fin plate corresponds to adjacent lower channels and is formed with upper grooves that are recessed downward and extend along the refrigerant channel. The upper surface of the enhanced fin plate is sealed and connected to the matching plate so that several upper grooves and the matching plate are matched to form several upper channels.

2. The high-performance chip cooler according to claim 1, characterized in that: The base plate is a flat plate structure, and an upwardly raised communication channel is provided on the matching plate. The base plate and the matching plate are sealed and connected to form a refrigerant channel between the communication channel and the plate surface of the base plate.

3. A high-performance chip cooler according to claim 2, characterized in that: The base plate is provided with a lower fold along its outer edge, the matching plate is embedded in the inlay formed by the lower fold of the base plate, and the matching plate is provided with an upper fold along its outer edge to match the lower fold.

4. A high-performance chip cooler according to claim 3, characterized in that: The two ends of the corresponding connecting channel of the matching plate are respectively constructed with a liquid inlet diversion part and a liquid outlet confluence part connected to the corresponding edge structure, and the liquid inlet and liquid outlet are respectively arranged on the upper folding edges of the liquid inlet diversion part and the liquid outlet reflux part cover.

5. The high-performance chip cooler according to claim 1, characterized in that: The reinforced fin plates are provided with upper notches that are interconnected between the upper grooves corresponding to the upper grooves in the same section of the refrigerant channel; And / or, the enhanced fin plates are structured to have lower notches communicating with each other between the lower grooves corresponding to the lower grooves located in the same section of the refrigerant channel.

6. A high-performance chip cooler according to claim 1, characterized in that: Several of the lower grooves are also provided with openings corresponding to locations where the refrigerant flow rate changes.

7. A high-performance chip cooler according to claim 1, characterized in that: A plurality of guide ribs for guiding the inflow or outflow of the refrigerant are provided in front of the front end opening and / or behind the rear end opening of the lower groove of the strengthening fin plate.

8. The high-performance chip cooler according to claim 1, characterized in that: The cooler body is provided with a plurality of connecting columns.

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