Electronic equipment liquid cooling system

Abstract

The utility model relates to a liquid cooling system for electronic equipment, belongs to the technical field of cooling systems, solves the problem that effective temperature control of the electronic equipment cannot be realized through a heat sink in a ground debugging stage, and comprises a first support plate, a liquid cooling plate, a liquid inlet pipe, a liquid outlet pipe, a second support plate and a water cooling machine, a cold plate inner flow channel for circulating cooling liquid is arranged in the liquid cooling plate; the plurality of liquid cooling plates are arranged in parallel, and the heating electronic modules are arranged between two adjacent liquid cooling plates; the first support plate and the second support plate are respectively arranged at two ends of the plurality of liquid cooling plates, and a plurality of communicating channels are arranged in the first support plate and the second support plate; the cold plate inner flow channels of the plurality of liquid cooling plates are sequentially connected in series through the communicating channels of the first supporting plates and the second supporting plates; a liquid inlet pipe and a liquid outlet pipe are installed on the first supporting plate, and the water cooling machine communicates with the liquid inlet pipe and the liquid outlet pipe and is used for providing cooling liquid flowing circularly. According to the utility model, circulating water-cooling heat dissipation of a plurality of heating modules of the electronic equipment is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to cooling system technical field especially relates to an electronic equipment liquid cooling system. BACKGROUND

[0002] In recent years, with the increasingly high degree of integration of electronic equipment, the heat power increases exponentially. At the same time, the volume and weight of electronic equipment are continuously compressed, and miniaturization and light weight are increasingly becoming the basic requirements of electronic equipment. Under the joint action of the two aspects, the heat flux density of electronic equipment increases sharply, and the working time increases continuously. The thermal control technology has become the key technology restricting the further development of detection and guidance technology.

[0003] Electronic equipment applied to aircraft usually has a short working time during actual flight stage, and temperature control can be carried out through structural parts and electronic equipment heat sink. However, during ground debugging stage, due to the complex test items, the test power-on time is usually much longer than the actual working time. At this time, the electronic equipment cannot be effectively temperature controlled only by the heat sink.

[0004] Therefore, it is necessary to introduce liquid cooling in ground debugging to solve this problem. Based on this, the utility model provides a miniaturized electronic equipment liquid cooling system with good sealing performance. UTILITY MODEL CONTENTS

[0005] In view of the above analysis, the utility model aims to provide an electronic equipment liquid cooling system to solve the problem that the existing electronic equipment cannot be effectively temperature controlled by the heat sink during the ground debugging stage.

[0006] The purpose of the utility model is mainly realized through the following technical solutions:

[0007] An electronic equipment liquid cooling system for cooling a heat generating electronic module, comprising: a first support plate, a liquid cooling plate, an inlet pipe, an outlet pipe, a second support plate and a water chiller.

[0008] The liquid cooling plate is provided with a cooling plate internal flow channel for circulating cooling liquid; the liquid cooling plate is provided with multiple liquid cooling plates in parallel, and the heat generating electronic module is arranged between two adjacent liquid cooling plates;

[0009] The first support plate and the second support plate are respectively arranged at both ends of the multiple liquid cooling plates, and multiple communication channels are arranged in the first support plate and the second support plate;

[0010] The cooling plate internal flow channels of the multiple liquid cooling plates are sequentially connected through the communication channels of the first support plate and the second support plate;

[0011] The first support plate is provided with a liquid inlet pipe and a liquid outlet pipe, which are communicated with the internal flow channel of the liquid cooling plate through a communication channel in the first support plate; the liquid inlet pipe is used to introduce cooling liquid into the liquid cooling plate, and the liquid outlet pipe is used to lead out the cooling liquid in the liquid cooling plate; the water cooling machine is communicated with the liquid inlet pipe and the liquid outlet pipe, and is used to provide circulating cooling liquid.

[0012] Further, the first support plate is provided with a plurality of front-to-back penetrating sealing interfaces; the sealing interfaces are each provided with a sealing joint; the sealing joint is internally provided with an axial liquid channel extending along the axial direction thereof and a radial liquid channel extending along the radial direction thereof; the radial liquid channel and the axial liquid channel are communicated with each other, and the radial liquid channels are equidistantly arranged along the circumferential direction of the sealing joint; the axial liquid channel is used to communicate the internal flow channel of the liquid cooling plate; and the radial liquid channel is used to communicate the communication channel in the first support plate.

[0013] Further, the liquid cooling plate is provided with four liquid cooling plates, which are sequentially a first liquid cooling plate, a second liquid cooling plate, a third liquid cooling plate and a fourth liquid cooling plate.

[0014] Further, the first support plate is provided with four sealing interfaces, which are respectively a first sealing interface, a second sealing interface, a third sealing interface and a fourth sealing interface; the sealing joint is provided with four sealing joints, which are respectively a first sealing joint, a second sealing joint, a third sealing joint and a fourth sealing joint, and the four sealing joints are respectively installed into the corresponding four sealing interfaces.

[0015] Further, the first sealing interface is communicated with one end port of the internal flow channel of the first liquid cooling plate through the first sealing joint; the second sealing interface is communicated with one end port of the internal flow channel of the second liquid cooling plate through the second sealing joint; the third sealing interface is communicated with one end port of the internal flow channel of the third liquid cooling plate through the third sealing joint; and the fourth sealing interface is communicated with one end port of the internal flow channel of the fourth liquid cooling plate through the fourth sealing joint.

[0016] Further, a first communication channel for communicating the second sealing interface and the third sealing interface is arranged between the second sealing interface and the third sealing interface; and the first communication channel can communicate the internal flow channel of the second liquid cooling plate and the internal flow channel of the third liquid cooling plate through the second sealing joint and the third sealing joint in the second sealing interface and the third sealing interface.

[0017] Further, the first hole groove and the second hole groove are provided with a second communication channel for communication between the first hole groove and the second hole groove, the second communication channel communicates the cold plate inner flow channel of the first liquid cooling plate and the cold plate inner flow channel of the second liquid cooling plate through the first hole groove and the second hole groove; the third hole groove and the fourth hole groove are provided with a third communication channel for communication between the third hole groove and the fourth hole groove, the third communication channel can communicate the cold plate inner flow channel of the third liquid cooling plate and the cold plate inner flow channel of the fourth liquid cooling plate through the third hole groove and the fourth hole groove.

[0018] Further, the first hole groove and the second hole groove are provided with a second communication channel for communication between the first hole groove and the second hole groove, the second communication channel communicates the cold plate inner flow channel of the first liquid cooling plate and the cold plate inner flow channel of the second liquid cooling plate through the first hole groove and the second hole groove; the third hole groove and the fourth hole groove are provided with a third communication channel for communication between the third hole groove and the fourth hole groove, the third communication channel can communicate the cold plate inner flow channel of the third liquid cooling plate and the cold plate inner flow channel of the fourth liquid cooling plate through the third hole groove and the fourth hole groove.

[0019] Further, the first support plate is further provided with an inlet liquid communication channel and an outlet liquid communication channel; one end of the inlet liquid communication channel is communicated with the inlet pipe, and the other end is communicated with the first sealing joint in the first sealing interface; one end of the outlet liquid communication channel is communicated with the outlet pipe, and the other end is communicated with the fourth sealing joint in the fourth sealing interface.

[0020] Further, the sealing joint comprises a sealing cap and a piston column; the piston column is provided with an axial liquid hole and a radial liquid hole; the upper and lower sides of the radial liquid hole are respectively embedded with a first sealing ring and a second sealing ring; the outer side of the axial liquid hole is embedded with a third sealing ring.

[0021] The technical scheme of the utility model can at least realize one of the following effects:

[0022] 1. The electronic equipment liquid cooling system of the utility model, first support plate and second support plate play the role of supporting and fixing liquid cooling plate and heat generating electronic module, and can realize the function of circulating cooling liquid between multiple liquid cooling plates, first support plate and second support plate reserve internal communication channels, can connect the cold plate inner flow channel of multiple liquid cooling plates, so as to ensure the water flow of the whole liquid cooling system is consistent, and ensure good uniform cooling effect.

[0023] 2. The liquid cooling system of the utility model, when ground debugging is carried out, an external water cooling machine is used to drive and cool the cooling liquid circulating in the liquid cooling system, after the cooling liquid flows out from the water cooling machine, along the inlet pipe, into the first support plate, the cooling liquid in the first support plate flows through multiple liquid cooling plates and the second support plate in turn, and then flows out from the outlet pipe, when the cooling liquid flows in the liquid cooling plate, heat exchange with the heat generating electronic module can be realized, and the heat generated by the electronic components is absorbed, so that the electronic equipment is continuously cooled.

[0024] The above technical solutions can be combined with each other to realize more optional combination solutions. Other features and advantages of the present application will be described in the following description, and some advantages can be apparent from the description or can be understood by implementing the present application. The purposes and other advantages of the present application can be realized and obtained from the contents particularly pointed out in the description and the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0025] The drawings are only for the purpose of illustrating specific embodiments and are not considered as limiting the present application, and the same reference signs represent the same components throughout the drawings.

[0026] Figure 1 FIG. 1 is a structural schematic diagram of an electronic equipment liquid cooling system of the present application;

[0027] Figure 2 FIG. 2 is a structural schematic diagram of a first support plate;

[0028] Figure 3 FIG. 3 is a structural schematic diagram of a second support plate;

[0029] Figure 4 FIG. 4 is a structural schematic diagram of a sealing joint;

[0030] Figure 5 FIG. 5 is a cooling liquid flow path schematic diagram of the electronic equipment liquid cooling system of the present application.

[0031] REFERENCE SIGNS:

[0032] 1 - first support plate; 2 - liquid cooling plate; 3 - sealing joint; 4 - liquid inlet pipe; 5 - liquid outlet pipe; 6 - heat generating electronic module; 7 - second support plate;

[0033] 11 - first sealing interface; 12 - second sealing interface; 13 - third sealing interface; 14 - fourth sealing interface; 15 - first communication channel;

[0034] 31 - sealing cap; 32 - piston column; 33 - first sealing ring; 34 - second sealing ring; 35 - third sealing ring; 36 - axial liquid channel; 37 - radial liquid channel;

[0035] 71 - first hole groove; 72 - second hole groove; 73 - third hole groove; 74 - fourth hole groove; 75 - second communication channel; 76 - third communication channel. DETAILED DESCRIPTION

[0036] The preferred embodiments of the utility model are specifically described below in combination with the drawings, wherein the drawings form part of the utility model and are used together with the embodiments of the utility model to explain the principles of the utility model, and are not used to limit the scope of the utility model.

[0037] Embodiment 1

[0038] One specific embodiment of the utility model discloses an electronic equipment liquid cooling system, as shown in Figure 1 、 Figure 2 、 Figure 3 for cooling the heat generating electronic module 6, comprising: first support plate 1, liquid cooling plate 2, liquid inlet pipe 4, liquid outlet pipe 5 and second support plate 7.

[0039] The inside of the liquid cooling plate 2 is provided with a cold plate inner flow channel for circulating cooling liquid, a plurality of liquid cooling plates 2 are arranged side by side, the heat generating electronic module 6 is arranged between two adjacent liquid cooling plates 2, the first support plate 1 and the second support plate 7 are arranged at both ends of the plurality of liquid cooling plates 2 respectively, and a plurality of communication channels are arranged in the interiors of the first support plate 1 and the second support plate 7, the cold plate inner flow channels of the plurality of liquid cooling plates 2 are sequentially connected through the communication channels of the first support plate 1 and the second support plate 7, the liquid inlet pipe 4 and the liquid outlet pipe 5 are installed on the first support plate 1, the liquid inlet pipe 4 and the liquid outlet pipe 5 are communicated with the cold plate inner flow channels of the liquid cooling plate 2 through the communication channels in the interior of the first support plate 1, the liquid inlet pipe 4 is used for introducing cooling liquid into the liquid cooling plate 2, and the liquid outlet pipe 5 is used for leading out the cooling liquid in the liquid cooling plate 2.

[0040] In the embodiment, the first support plate 1 and the second support plate 7 play the role of supporting and fixing the liquid cooling plate 2 and the heat generating electronic module 6, and can sequentially circulate the cooling liquid between the plurality of liquid cooling plates 2, the communication channels are reserved in the interiors of the first support plate 1 and the second support plate 7, the cold plate inner flow channels of the plurality of liquid cooling plates 2 are connected in series, so that the water flow of the whole liquid cooling system is consistent, and good uniform cooling effect is ensured.

[0041] In the embodiment, as shown in Figure 1 A plurality of front and rear penetrating sealing interfaces are arranged on the first support plate 1, and sealing joints 3 are installed in the sealing interfaces.

[0042] As shown in Figure 4 The interior of the sealing joint 3 is provided with an axial liquid hole 36 extending along the axial direction thereof and a radial liquid hole 37 extending along the radial direction thereof, the radial liquid hole 37 and the axial liquid hole 36 are communicated with each other, a plurality of radial liquid holes 37 are arranged at equal intervals along the circumferential direction of the sealing joint 3, the axial liquid hole 36 is used for communicating the cold plate inner flow channels of the liquid cooling plate 2, and the radial liquid hole 37 is used for communicating the communication channels in the interior of the first support plate 1.

[0043] Specifically, the liquid cooling plate 2 is provided with four, in turn, the first liquid cooling plate, the second liquid cooling plate, the third liquid cooling plate and the fourth liquid cooling plate.

[0044] As shown in Figure 1 The first support plate 1 is provided with four sealing interfaces, respectively: the first sealing interface 11, the second sealing interface 12, the third sealing interface 13 and the fourth sealing interface 14; the sealing joint 3 is provided with four, respectively: the first sealing joint, the second sealing joint, the third sealing joint and the fourth sealing joint, four sealing joints 3 are installed into the corresponding four sealing interfaces.

[0045] Specifically, the first sealing interface 11 is connected with the one end port of the cold plate inner flow channel of the first liquid cooling plate through the first sealing joint; the second sealing interface 12 is connected with the one end port of the cold plate inner flow channel of the second liquid cooling plate through the second sealing joint; the third sealing interface 13 is connected with the one end port of the cold plate inner flow channel of the third liquid cooling plate through the third sealing joint; the fourth sealing interface 14 is connected with the one end port of the cold plate inner flow channel of the fourth liquid cooling plate through the fourth sealing joint.

[0046] Specifically, the first sealing joint is installed in the first sealing interface 11; the axial liquid channel 36 of the first sealing joint is connected with the cold plate inner flow channel of the first liquid cooling plate, and the radial liquid channel 37 of the first sealing joint is connected with the liquid inlet communication channel inside the first support plate 1, so that the cooling liquid can be introduced into the first liquid cooling plate through the liquid inlet pipe 4.

[0047] Specifically, the second sealing joint is installed in the second sealing interface 12; the axial liquid channel 36 of the second sealing joint is aligned with and communicated with the cold plate inner flow channel of the second liquid cooling plate, and the radial liquid channel 37 of the second sealing joint is aligned with and communicated with the first communication channel 15.

[0048] Specifically, the third sealing joint is installed in the third sealing interface 12, and the axial liquid channel 36 of the third sealing joint is aligned with and communicated with the cold plate inner flow channel of the third liquid cooling plate; the radial liquid channel 37 of the third sealing joint is aligned with and communicated with the other end port of the first communication channel 15. In turn, the first communication channel 15 can guide the cooling liquid from the radial liquid channel 37 of the second sealing joint into the radial liquid channel 37 of the third sealing joint in the third sealing interface 12, and then flow into the third liquid cooling plate through the axial liquid channel 36 of the third sealing interface.

[0049] Specifically, the fourth sealing joint is installed in the fourth sealing interface 14; the axial liquid channel 36 of the fourth sealing joint is aligned with and communicates with the in-plate flow channel of the fourth liquid cooling plate; the radial liquid channel 37 of the fourth sealing joint is aligned with and communicates with the liquid outlet communication passage of the first support plate 1, thereby enabling the cooling liquid to be guided out of the liquid outlet pipe 5.

[0050] As shown in Figure 2 , the first communication passage 15 is arranged between the second sealing interface 12 and the third sealing interface 13 to communicate the two; and the first communication passage 15 can communicate the in-plate flow channel of the second liquid cooling plate and the in-plate flow channel of the third liquid cooling plate through the second sealing joint and the third sealing joint in the second sealing interface 12 and the third sealing interface 13.

[0051] As shown in Figure 3 , the first hole groove 71, the second hole groove 72, the third hole groove 73 and the fourth hole groove 74 are arranged on the second support plate 7; the first hole groove 71 is connected with the other end port of the in-plate flow channel of the first liquid cooling plate; the second hole groove 72 is connected with the other end port of the in-plate flow channel of the second liquid cooling plate; the third hole groove 73 is connected with the other end port of the in-plate flow channel of the third liquid cooling plate; and the fourth hole groove 74 is connected with the other end port of the in-plate flow channel of the fourth liquid cooling plate.

[0052] As shown in Figure 3 , the second communication passage 75 is arranged between the first hole groove 71 and the second hole groove 72 to communicate the two; and the third communication passage 76 is arranged between the third hole groove 73 and the fourth hole groove 74 to communicate the two.

[0053] Further, the second communication passage 75 communicates the in-plate flow channel of the first liquid cooling plate and the in-plate flow channel of the second liquid cooling plate through the first hole groove 71 and the second hole groove 72; and the third communication passage 76 communicates the in-plate flow channel of the third liquid cooling plate and the in-plate flow channel of the fourth liquid cooling plate through the third hole groove 73 and the fourth hole groove 74.

[0054] Further, the first support plate 1 is further provided with a liquid inlet communication passage and a liquid outlet communication passage; one end of the liquid inlet communication passage is connected with the liquid inlet pipe 4, and the other end is connected with the first sealing joint in the first sealing interface 11; and one end of the liquid outlet communication passage is connected with the liquid outlet pipe 5, and the other end is connected with the fourth sealing joint in the fourth sealing interface 14.

[0055] In the embodiment, as shown in Figure 4As shown, the sealing joint 3 comprises a sealing cap 31 and a piston column 32, the piston column 32 is provided with an axial liquid channel 36 and a radial liquid channel 37, the upper and lower sides of the radial liquid channel 37 are respectively embedded with a first sealing ring 33 and a second sealing ring 34, and the outer side of the axial liquid channel 36 is embedded with a third sealing ring 35.

[0056] Specifically, the first sealing ring 33 and the second sealing ring 34 are arranged on the cylindrical side surface of the piston column 32, and the third sealing ring 35 is arranged on the end surface of the piston column 32.

[0057] Preferably, the sealing cap 31 and the piston column 32 are in a split structure, and the outer side of the sealing cap 31 is provided with external threads.

[0058] As shown in the drawings, a plurality of sealing joints 3 are designed and installed on the first support plate 1, and the sealing between the liquid cooling plate 2 and the first support plate 1 is realized through the sealing joint 3. Figure 1 The sealing joint 3 is designed as a communication structure with the built-in axial liquid channel 36 and radial liquid channel 37, in assembly, the sealing joint 3 is installed on the first support plate 1, the sealing with the first support plate 1 is realized through the first sealing ring 33 and the second sealing ring 34, and the sealing between the liquid cooling plate 2 is realized through the third sealing ring 35, realizing the conduction between the first support plate 1 and the liquid cooling plate 2 and good sealing performance.

[0059] Further, the liquid cooling system of the utility model still includes: water cooling machine and water tank, water cooling machine and inlet pipe 4 and outlet pipe 5 are communicated, and then can provide circulating flow cooling liquid.Specifically, the water cooling machine is used for circulating flow of cooling liquid in the water tank between the inlet pipe 4, the first support plate 1, the liquid cooling plate 2, the second support plate 7 and the outlet pipe 5.

[0060] The liquid cooling system of the utility model uses external water cooling machine to drive, and cools the electronic components of the aircraft, which has the advantages of low production cost and high production efficiency.

[0061] In the liquid cooling system of the utility model, as shown in the drawings, the flow path of the cooling liquid is: Figure 5

[0062] Firstly, the cooling liquid flows into the first support plate 1 through the inlet pipe 4, and then flows into the cold plate inner flow channel of the first liquid cooling plate through the radial liquid hole 37 and the axial liquid hole 36 of the first sealing joint in the first sealing interface 11;

[0063] Secondly, the cooling liquid flows into the first hole groove 71 of the second support plate 7 from the end of the cold plate inner flow channel of the first liquid cooling plate, and then flows into the cold plate inner flow channel of the second liquid cooling plate through the second communication channel 75 and the second hole groove 72 communicated with the first hole groove 71;

[0064] Thirdly, the cooling liquid flows back to the second sealing interface 12 of the first support plate 1 from the cold plate inner flow channel of the second liquid cooling plate, and then flows into the first flow channel 15 through the second sealing joint in the second sealing interface 12; further, the cooling liquid flows into the cold plate inner flow channel of the third liquid cooling plate through the third sealing joint from the first flow channel 15;

[0065] Fourthly, the cooling liquid flows into the third communication channel 76 of the second support plate 7 from the cold plate inner flow channel of the third liquid cooling plate; and then flows into the cold plate inner flow channel of the fourth liquid cooling plate through the third communication channel 76 and the fourth hole groove 74;

[0066] Finally, the cooling liquid flows into the outlet pipe 5 from the cold plate inner flow channel of the fourth liquid cooling plate through the fourth sealing joint and the outlet communication channel, and then is discharged into the next cycle through the outlet pipe 5.

[0067] In the implementation, when the liquid cooling system is debugged on the ground, the cooling liquid flowing in the liquid cooling system is driven and cooled by using an external water cooling machine, after the cooling liquid flows out of the water cooling machine, it flows into the first support plate 1 along the inlet pipe 4, and then flows through the multiple liquid cooling plates 2 and the second support plate 7 in sequence, and finally flows out of the outlet pipe 5, when the cooling liquid flows in the liquid cooling plate 2, it can exchange heat with the heat generating electronic module 6, and absorb the heat emitted by the electronic components, so as to realize the uninterrupted heat dissipation of the electronic equipment.

[0068] The above is only a preferred specific implementation manner of the utility model, but the protection scope of the utility model is not limited to this, any person skilled in the art can easily think of the changes or replacements within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. An electronic device liquid cooling system, comprising: The application relates to a cooling device for a heat-generating electronic module (6), comprising a first support plate (1), a liquid cooling plate (2), a liquid inlet pipe (4), a liquid outlet pipe (5), a second support plate (7) and a water chiller. The liquid cooling plate (2) is internally provided with a cooling plate internal flow channel for flowing cooling liquid; a plurality of liquid cooling plates (2) are arranged side by side, and the heat-generating electronic module (6) is arranged between two adjacent liquid cooling plates (2). The first support plate (1) and the second support plate (7) are arranged at the two ends of the plurality of liquid cooling plates (2) respectively, and a plurality of communication channels are arranged in the interiors of the two support plates. The cooling plate internal flow channels of the plurality of liquid cooling plates (2) are sequentially connected through the communication channels of the first support plate (1) and the second support plate (7). The first support plate (1) is provided with the liquid inlet pipe (4) and the liquid outlet pipe (5), the liquid inlet pipe (4) and the liquid outlet pipe (5) are communicated with the cooling plate internal flow channels of the liquid cooling plates (2) through the communication channels in the interior of the first support plate (1), the liquid inlet pipe (4) is used for guiding cooling liquid into the liquid cooling plates (2), the liquid outlet pipe (5) is used for guiding the cooling liquid in the liquid cooling plates (2) out, and the water chiller is communicated with the liquid inlet pipe (4) and the liquid outlet pipe (5) and is used for providing circulating cooling liquid.

2. The electronic device liquid cooling system of claim 1, wherein, A plurality of front-rear penetrating sealing interfaces are arranged on the first support plate (1); sealing joints (3) are arranged in the sealing interfaces.

3. The electronic device liquid cooling system of claim 2, wherein, The liquid cooling plate (2) is provided with four liquid cooling plates, namely a first liquid cooling plate, a second liquid cooling plate, a third liquid cooling plate and a fourth liquid cooling plate.

4. The electronic device liquid cooling system of claim 3, wherein, Four sealing interfaces are arranged on the first support plate (1), namely a first sealing interface (11), a second sealing interface (12), a third sealing interface (13) and a fourth sealing interface (14); the sealing joints (3) are provided with four sealing joints, namely a first sealing joint, a second sealing joint, a third sealing joint and a fourth sealing joint, and the four sealing joints (3) are arranged in the corresponding four sealing interfaces.

5. The electronic device liquid cooling system of claim 4, wherein, The first sealing interface (11) is communicated with one end port of the cooling plate internal flow channel of the first liquid cooling plate through the first sealing joint; the second sealing interface (12) is communicated with one end port of the cooling plate internal flow channel of the second liquid cooling plate through the second sealing joint; the third sealing interface (13) is communicated with one end port of the cooling plate internal flow channel of the third liquid cooling plate through the third sealing joint; and the fourth sealing interface (14) is communicated with one end port of the cooling plate internal flow channel of the fourth liquid cooling plate through the fourth sealing joint.

6. The electronic device liquid cooling system of claim 5, wherein, A first communication channel (15) for communicating the second sealing interface (12) and the third sealing interface (13) is arranged between the second sealing interface (12) and the third sealing interface (13); and the first communication channel (15) can communicate the cooling plate internal flow channel of the second liquid cooling plate and the cooling plate internal flow channel of the third liquid cooling plate through the second sealing joint and the third sealing joint in the second sealing interface (12) and the third sealing interface (13).

7. The electronic device liquid cooling system of claim 6, wherein, The second support plate (7) is provided with a first hole slot (71), a second hole slot (72), a third hole slot (73) and a fourth hole slot (74); the first hole slot (71) is in communication with the other end port of the cold plate inner flow channel of the first liquid cooling plate; the second hole slot (72) is in communication with the other end port of the cold plate inner flow channel of the second liquid cooling plate; the third hole slot (73) is in communication with the other end port of the cold plate inner flow channel of the third liquid cooling plate; and the fourth hole slot (74) is in communication with the other end port of the cold plate inner flow channel of the fourth liquid cooling plate.

8. The electronic device liquid cooling system of claim 7, wherein, A second communication channel (75) is arranged between the first hole slot (71) and the second hole slot (72) for communication between the two, the second communication channel (75) being in communication with the cold plate inner flow channel of the first liquid cooling plate and the cold plate inner flow channel of the second liquid cooling plate through the first hole slot (71) and the second hole slot (72); and a third communication channel (76) is arranged between the third hole slot (73) and the fourth hole slot (74) for communication between the two, the third communication channel (76) being capable of communicating the cold plate inner flow channel of the third liquid cooling plate and the cold plate inner flow channel of the fourth liquid cooling plate through the third hole slot (73) and the fourth hole slot (74).

9. The electronic device liquid cooling system of claim 8, wherein, The first support plate (1) is further provided with an inlet liquid communication channel and an outlet liquid communication channel.

10. The electronic device liquid cooling system of any of claims 4-9, wherein, One end of the inlet liquid communication channel is in communication with the inlet liquid pipe (4), and the other end is in communication with the first sealing joint in the first sealing interface (11); one end of the outlet liquid communication channel is in communication with the outlet liquid pipe (5), and the other end is in communication with the fourth sealing joint in the fourth sealing interface (14).

Images