Liquid cooling system and power equipment

Abstract

The utility model discloses a liquid cooling system and power equipment. The liquid cooling system comprises a heat exchanger; the main loop pipeline is communicated with the heat exchanger; the module to be cooled is integrated on the liquid cooling plate; the module pipeline is communicated with the liquid cooling plate; the module pipeline and the main loop pipeline are detachably connected through the valve assembly, the valve assembly comprises a first valve, a second valve and a connecting piece, the first valve is arranged at the end of the main loop pipeline and can block or open the main loop pipeline, and the second valve is arranged on the module pipeline and can block or open the module pipeline; the first valve and the second valve are detachably connected through the connecting piece. The liquid conveying device is arranged on the main loop pipeline and used for driving liquid in the main loop pipeline to flow. According to the liquid cooling system provided by the embodiment of the utility model, liquid in the liquid cooling system does not need to be extracted before the to-be-cooled module and the liquid cooling system are separated and disassembled, so that the overhaul and maintenance efficiency of the to-be-cooled module is conveniently improved.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid cooling and heat dissipation, in particular to a liquid cooling system and electric power equipment. Background Art

[0002] In high-power system power equipment, power electronic components will generate large heat losses, and usually a liquid cooling system is needed to carry and dissipate the heat of the modules to be cooled in the power equipment.

[0003] The liquid in the liquid cooling system acts as a heat exchange medium and will flow through the module to be cooled through the pipe structure. When the module to be cooled in the power equipment is inspected and maintained, the module to be cooled needs to be removed from the power equipment. In the related art, when inspecting and maintaining the module to be cooled, it is necessary to first extract all the liquid in the liquid cooling system to avoid leakage of liquid in the liquid cooling system after the module to be cooled is removed, which makes the process of inspecting and maintaining the module to be cooled more cumbersome. Utility Model Content

[0004] The utility model provides a liquid cooling system and electric power equipment. Before separating and disassembling the module to be cooled from the liquid cooling system, it is not necessary to extract the liquid in the liquid cooling system, so as to improve the inspection and maintenance efficiency of the module to be cooled.

[0005] In a first aspect, an embodiment of the utility model provides a liquid cooling system, which includes: a heat exchanger; a main circuit pipeline connected to the heat exchanger; a liquid cooling plate, in which the heat dissipation module is integrated; a module pipeline connected to the liquid cooling plate; a valve assembly, which detachably connects the module pipeline with the main circuit pipeline, the valve assembly includes a first valve, a second valve and a connecting piece, the first valve is arranged at the end of the main circuit pipeline and can block or open the main circuit pipeline, the second valve is arranged at the module pipeline and can block or open the module pipeline, the connecting piece detachably connects the first valve and the second valve; a liquid conveying device is arranged in the main circuit pipeline, and is used to drive the flow of liquid in the main circuit pipeline.

[0006] According to the liquid cooling system of the embodiment of the utility model, the liquid cooling system includes a main circuit pipeline, a module pipeline and a valve assembly, and the module pipeline is connected to the liquid cooling plate integrated with the module to be cooled. The valve assembly removably connects the module pipeline with the main circuit pipeline, wherein the valve assembly includes a first valve, a second valve and a connector. The first valve is arranged at the end of the main circuit pipeline and can block or open the main circuit pipeline, the second valve is arranged in the module pipeline and can block or open the module pipeline, and the connector removably connects the first valve and the second valve. When it is necessary to separate and disassemble the module to be cooled from the liquid cooling system, there is no need to extract the liquid in the liquid cooling system. Only the first valve and the second valve need to be closed to solve the problem of liquid leakage after the module to be cooled from the liquid cooling system is separated. After the operation of closing the first valve and the second valve is completed, the first valve and the second valve are separated to realize the separation of the liquid connection between the module to be cooled and the main circuit pipeline of the liquid cooling system, thereby making it more convenient to disassemble the module to be cooled, and facilitating the improvement of the inspection and maintenance efficiency of the module to be cooled.

[0007] According to the aforementioned embodiment of the first aspect of the utility model, the first valve includes a first shell and a first blocking member, the first shell is arranged at the end of the main circuit pipeline and has a first opening corresponding to the main circuit pipeline, the first blocking member is movably installed on the first shell, and the first blocking member can be movably switched to block the first opening or avoid the first opening; the second valve includes a second shell and a second blocking member, the second shell is arranged at the end of the main circuit pipeline and has a second opening corresponding to the main circuit pipeline, the second blocking member is movably installed on the second shell, and the second blocking member can be movably switched to block the second opening or avoid the second opening; the first shell and the second shell are detachably connected.

[0008] According to any of the aforementioned implementations of the first aspect of the utility model, when the first blocking member blocks the first opening and the second blocking member blocks the second opening, the first blocking member and the second blocking member fit together.

[0009] According to any of the aforementioned implementations of the first aspect of the utility model, the first blocking member is slidably disposed on the first shell; and / or the second blocking member is slidably disposed on the second shell.

[0010] According to any of the aforementioned embodiments of the first aspect of the utility model, at least one of the first blocking member and the second blocking member includes at least two blocking pieces, and the at least two blocking pieces are dispersed on the outer periphery of the first opening or the second opening to avoid the first opening or the second opening, and the at least two blocking pieces are spliced ​​with each other to block the first opening or the second opening.

[0011] According to any of the aforementioned embodiments of the first aspect of the utility model, the first valve also includes a first driving member, which is installed in the first shell and is used to drive the first blocking member to slide; and / or the second valve also includes a second driving member, which is installed in the second shell and is used to drive the second blocking member to slide.

[0012] According to any of the aforementioned implementations of the first aspect of the utility model, the first blocking member is rotatably connected to the first shell; and / or the second blocking member is rotatably connected to the second shell.

[0013] According to any of the aforementioned embodiments of the first aspect of the utility model, the first valve also includes a first rotation driving member, which is installed in the first shell and is used to drive the first blocking member to rotate; and / or the second valve also includes a second rotation driving member, which is installed in the second shell and is used to drive the second blocking member to rotate.

[0014] According to any of the aforementioned embodiments of the first aspect of the utility model, the first shell and the second shell are detachably connected via a clamp.

[0015] In a second aspect, an embodiment of the utility model provides an electric power equipment, which includes: a liquid cooling system according to any of the aforementioned embodiments of the first aspect of the utility model; a cabinet, the main circuit pipeline is arranged in the cabinet, and the liquid cooling plate is detachably installed in the cabinet.

[0016] According to the power equipment of the embodiment of the utility model, its liquid cooling plate can be detachably installed in the cabinet. The liquid cooling system includes a main circuit pipeline, a module pipeline and a valve assembly, the main circuit pipeline is arranged in the cabinet, the module to be cooled is arranged on the liquid cooling plate, and the module pipeline 300 is connected to the liquid cooling plate. The liquid cooling plate can be detachably installed in the cabinet, and the valve assembly detachably connects the module pipeline with the main circuit pipeline, wherein the valve assembly includes a first valve, a second valve and a connector. The first valve is arranged at the end of the main circuit pipeline and can block or open the main circuit pipeline, the second valve is arranged in the module pipeline and can block or open the module pipeline, and the connector detachably connects the first valve and the second valve. When the liquid cooling plate and the module to be cooled need to be disassembled and maintained, there is no need to extract the liquid in the liquid cooling system, only the first valve and the second valve need to be closed, and then the first valve and the second valve need to be separated, and then the liquid cooling plate can be separated from the cabinet to realize the disassembly of the liquid cooling plate and the module to be cooled. The disassembly process of the liquid cooling plate and the module to be cooled no longer requires the extraction of liquid from the liquid cooling system, and the liquid cooling plate and the module to be cooled can be quickly assembled and disassembled, thereby facilitating the improvement of the inspection and maintenance efficiency of the liquid cooling plate and the module to be cooled. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0018] Figure 1 This is a structural schematic diagram of an embodiment of the liquid cooling system of the utility model;

[0019] Figure 2 A three-dimensional schematic diagram of a valve assembly in the first embodiment of the liquid cooling system of the utility model from one perspective;

[0020] Figure 3 It is a three-dimensional schematic diagram of the valve assembly in the first embodiment of the liquid cooling system of the utility model from another perspective;

[0021] Figure 4 It is a three-dimensional schematic diagram of the first valve in the first embodiment of the liquid cooling system of the utility model in a closed state;

[0022] Figure 5 It is a three-dimensional schematic diagram of the first valve in the first embodiment of the liquid cooling system of the utility model in an open state;

[0023] Figure 6 It is a three-dimensional schematic diagram of the second valve in the first embodiment of the liquid cooling system of the utility model in an open state;

[0024] Figure 7 A three-dimensional schematic diagram of a valve assembly in a second embodiment of the liquid cooling system of the utility model from one viewing angle;

[0025] Figure 8 It is a three-dimensional schematic diagram of the valve assembly in the second embodiment of the liquid cooling system of the utility model from another perspective;

[0026] Fig. 9 It is a three-dimensional schematic diagram of the first valve in the second embodiment of the liquid cooling system of the utility model in an open state;

[0027] Fig.10 It is a side view schematic diagram of the first valve in the second embodiment of the liquid cooling system of the utility model in an open state;

[0028] Fig.11 It is a cross-sectional schematic diagram of the first valve in the second embodiment of the liquid cooling system of the utility model in an open state.

[0029] Description of reference numerals:

[0030] 100-heat exchanger;

[0031] 200-main circuit pipeline;

[0032] 300-module pipeline;

[0033] 400-valve assembly; 410-first valve; 411-first housing; K1-first opening; 412-first blocking member; 413-first driving member; 416-first accommodating chamber; 417-first rotating driving member; 420-second valve; 421-second housing; K2-second opening; 422-second blocking member; 423-second driving member; 430-connecting member;

[0034] 500-Liquid delivery device;

[0035] 600-Liquid Cooling Plate.

[0036] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with the embodiments with reference to the accompanying drawings. DETAILED DESCRIPTION

[0037] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0038] It should be noted that all directional indications such as up, down, left, right, front, back... in the embodiments of the present invention are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture as shown in the accompanying drawings. If the specific posture changes, the directional indication will also change accordingly.

[0039] In addition, the descriptions of "first", "second", etc. in the present utility model are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in this field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0040] Figure 1 The schematic diagram of the structure of an embodiment of the liquid cooling system of the utility model includes a heat exchanger 100 , a main circuit pipeline 200 , a liquid cooling plate 600 , a module pipeline 300 , a valve assembly 400 and a liquid delivery device 500 .

[0041] The main loop pipeline 200 is in communication with the heat exchanger 100. The heat exchanger 100 is used to dissipate the heat of the liquid in the main loop pipeline 200 to the outside through heat exchange. The heat dissipation module is integrated in the liquid cooling plate 600, and the module pipeline 300 is in communication with the liquid cooling plate 600. The valve assembly 400 detachably connects the module pipeline 300 and the main loop pipeline 200. The liquid conveying device 500 is provided in the main loop pipeline 200, and is used to drive the flow of the liquid in the main loop pipeline 200. The liquid conveying device 500 is, for example, a pump. The liquid in the main loop pipeline 200 is the heat exchange medium in the liquid cooling system. In one example, the liquid in the main loop pipeline 200 is deionized water.

[0042] The module to be cooled is, for example, a power device module. In some embodiments, the module to be cooled is, for example, an integrated gate-commutated thyristor (IGCT) module, a resistor module, an inductor module, etc. The module to be cooled is integrated in the liquid cooling plate 600. For example, after the module to be cooled is integrated with the liquid cooling plate 600, a liquid-cooled IGCT module, a liquid-cooled resistor module, a liquid-cooled inductor module, etc. are obtained.

[0043] Figure 2 , Figure 3 Schematic diagram of the valve assembly of the first embodiment of the liquid cooling system of the utility model from different perspectives. The valve assembly 400 includes a first valve 410, a second valve 420 and a connector 430. The first valve 410 is arranged at the end of the main circuit pipeline 200 and can block or open the main circuit pipeline 200. The second valve 420 is arranged at the module pipeline 300 and can block or open the module pipeline 300. The connector 430 detachably connects the first valve 410 and the second valve 420.

[0044] According to the liquid cooling system of the embodiment of the utility model, the liquid cooling system includes a main circuit pipeline 200, a module pipeline 300 and a valve assembly 400, and the module pipeline 300 is connected to the liquid cooling plate 600 integrated with the module to be cooled. The valve assembly 400 detachably connects the module pipeline 300 with the main circuit pipeline 200, wherein the valve assembly 400 includes a first valve 410, a second valve 420 and a connector 430. The first valve 410 is arranged at the end of the main circuit pipeline 200 and can block or open the main circuit pipeline 200, the second valve 420 is arranged at the module pipeline 300 and can block or open the module pipeline 300, and the connector 430 detachably connects the first valve 410 and the second valve 420. When it is necessary to separate and disassemble the module to be cooled from the liquid cooling system, there is no need to extract the liquid in the liquid cooling system. It is only necessary to close the first valve 410 and the second valve 420 to solve the problem of liquid leakage after the module to be cooled from the liquid cooling system. After completing the operation of closing the first valve 410 and the second valve 420, the first valve 410 and the second valve 420 are separated to achieve the separation of the liquid connection between the module to be cooled and the main circuit pipeline 200 of the liquid cooling system, thereby making it easier to disassemble the module to be cooled and improving the inspection and maintenance efficiency of the module to be cooled.

[0045] Figure 4 This is a three-dimensional schematic diagram of the first valve in the first embodiment of the liquid cooling system of the utility model in a closed state. Figure 5 Schematic diagram of the first valve in the first embodiment of the liquid cooling system of the utility model in an open state. In some embodiments, the first valve 410 includes a first housing 411 and a first blocking member 412. The first housing 411 is disposed at the end of the main circuit pipeline 200 and has a first opening K1 correspondingly connected to the main circuit pipeline 200. The first blocking member 412 is movably mounted on the first housing 411, and the first blocking member 412 can be movably switched to block the first opening K1 or avoid the first opening K1.

[0046] Figure 6 4 is a three-dimensional schematic diagram of the second valve in the first embodiment of the liquid cooling system of the utility model in an open state. In some embodiments, the structure of the second valve 420 can be similar to the structure of the first valve 410 of the first embodiment described above. The second valve 420 includes a second housing 421 and a second blocking member 422. The second housing 421 is disposed at the end of the main circuit pipeline 200 and has a second opening K2 correspondingly connected to the main circuit pipeline 200. The second blocking member 422 is movably mounted on the second housing 421, and the second blocking member 422 can be movably switched to block the second opening K2 or avoid the second opening K2.

[0047] The first housing 411 is detachably connected to the second housing 421. In some embodiments, the first housing 411 is detachably connected to the second housing 421 via a clamp.

[0048] In some embodiments, when the first blocking member 412 blocks the first opening K1 and the second blocking member 422 blocks the second opening K2, the first blocking member 412 fits with the second blocking member 422. When the first blocking member 412 blocks the first opening K1 and the second blocking member 422 blocks the second opening K2, the first blocking member 412 fits with the second blocking member 422, and no liquid is stored between the first blocking member 412 and the second blocking member 422, so that there is almost no liquid leakage after the first valve 410 and the second valve 420 are separated.

[0049] In some embodiments, the first blocking member 412 is slidably disposed on the first housing 411; and / or the second blocking member 422 is slidably disposed on the second housing 421. In this embodiment, the first blocking member 412 is slidably disposed on the first housing 411, and the second blocking member 422 is slidably disposed on the second housing 421.

[0050] In some embodiments, at least one of the first blocking member 412 and the second blocking member 422 includes at least two blocking pieces, the at least two blocking pieces are distributed around the first opening K1 or the second opening K2 to avoid the first opening K1 or the second opening K2, and the at least two blocking pieces are spliced ​​together to block the first opening K1 or the second opening K2. Figure 3 , Figure 4 In this embodiment, the first blocking member 412 includes at least two blocking pieces. In this embodiment, the second blocking member 422 also includes at least two blocking pieces.

[0051] In some embodiments, the first valve 410 also includes a first driving member 413, which is installed on the first shell 411 and is used to drive the first sealing member 412 to slide; and / or the second valve 420 also includes a second driving member 423, which is installed on the second shell 421 and is used to drive the second sealing member 422 to slide.

[0052] In the above embodiment, the first valve 410 includes a first driving member 413, and / or the second valve 420 includes a second driving member 423. The first driving member 413 drives the first blocking member 412 to slide, and the second driving member 423 drives the second blocking member 422 to slide, so that the valve opening of the first valve 410 and the second valve 420 can be controlled, thereby adjusting the flow rate of the liquid in the main loop pipeline 200 flowing through the module pipeline 300, thereby realizing the versatility of the liquid cooling system.

[0053] The matching manner of the first blocking member 412 and the first shell 411 , and the matching manner of the second blocking member 422 and the second shell 421 are not limited to the sliding manner in the above example, and may also be other manners.

[0054] Figure 7 , Figure 8 Schematic diagram of the valve assembly in different perspectives of the second embodiment of the liquid cooling system of the utility model. The valve assembly 400 includes a first valve 410, a second valve 420 and a connector 430. The first valve 410 is arranged at the end of the main circuit pipeline 200 and can block or open the main circuit pipeline 200. The second valve 420 is arranged at the module pipeline 300 and can block or open the module pipeline 300. The connector 430 detachably connects the first valve 410 and the second valve 420.

[0055] Fig. 9 , Fig.10 , Fig.11 They are respectively a three-dimensional schematic diagram, a side view schematic diagram, and a cross-sectional schematic diagram of the first valve in the open state in the second embodiment of the liquid cooling system of the utility model, wherein Fig.10 The AA line in the figure shows Fig.11 The interception position of the cross-sectional schematic diagram. The first valve 410 includes a first shell 411 and a first blocking member 412. The first shell 411 is arranged at the end of the main circuit pipeline 200 and has a first opening K1 correspondingly connected to the main circuit pipeline 200. The first blocking member 412 is movably mounted on the first shell 411, and the first blocking member 412 can be movably switched to block the first opening K1 or avoid the first opening K1. The structure of the second valve 420 can be similar to the structure of the above-mentioned first valve 410. The second valve 420 includes a second shell 421 and a second blocking member. The second shell 421 is arranged at the end of the main circuit pipeline 200 and has a second opening correspondingly connected to the main circuit pipeline 200. The second blocking member is movably mounted on the second shell 421, and the second blocking member can be movably switched to block the second opening or avoid the second opening.

[0056] In some embodiments, the first blocking member 412 is rotatably connected to the first housing 411; and / or the second blocking member is rotatably connected to the second housing 421. In this embodiment, the first blocking member 412 is rotatably connected to the first housing 411, and the second blocking member is rotatably connected to the second housing 421.

[0057] In some embodiments, the first housing 411 is provided with a first accommodating cavity 416 for accommodating the rotation range of the first blocking member 412, and the second housing 421 is provided with a second accommodating cavity for accommodating the rotation range of the second blocking member. In some embodiments, when the first valve 410 is switched from closed to open, the first blocking member 412 rotates from blocking the first opening K1 to a direction away from the module pipeline 300. In some embodiments, when the second valve 420 is switched from closed to open, the second blocking member rotates from blocking the second opening to a direction away from the main circuit pipeline 200.

[0058] In some embodiments, the first valve 410 also includes a first rotational drive member 417, which is installed on the first shell 411 and is used to drive the first blocking member 412 to rotate; and / or the second valve 420 also includes a second rotational drive member, which is installed on the second shell 421 and is used to drive the second blocking member to rotate.

[0059] In the above embodiment, the first valve 410 includes a first rotating drive member 417, and / or the second valve 420 includes a second rotating drive member. The first drive member 413 drives the first blocking member 412 to rotate, and the second drive member 423 drives the second blocking member to rotate, so that the valve opening of the first valve 410 and the second valve 420 can be controlled, thereby adjusting the flow rate of the liquid in the main loop pipeline 200 through the module pipeline 300, thereby realizing the versatility of the liquid cooling system.

[0060] In some other embodiments, the matching mode of the first blocking member 412 and the first shell 411, and the matching mode of the second blocking member and the second shell 421 may be other forms. In addition, the matching mode of the second blocking member and the second shell 421 may be the same as the matching mode of the first blocking member 412 and the first shell 411, or may be different. For example, the first blocking member 412 and the first shell 411 are slidably matched, and the second blocking member and the second shell 421 are rotationally matched.

[0061] An embodiment of the utility model further provides an electric power device, which includes the liquid cooling system and cabinet of any of the aforementioned embodiments.

[0062] The liquid cooling system includes a heat exchanger 100, a main circuit pipeline 200, a liquid cooling plate 600, a module pipeline 300, a valve assembly 400 and a liquid conveying device 500. The main circuit pipeline 200 is communicated with the heat exchanger 100. The heat exchanger 100 is used to dissipate the heat of the liquid in the main circuit pipeline 200 to the outside through heat exchange. The heat dissipation module is integrated in the liquid cooling plate 600, and the module pipeline 300 is communicated with the liquid cooling plate 600. The valve assembly 400 detachably connects the module pipeline 300 with the main circuit pipeline 200. The liquid conveying device 500 is arranged in the main circuit pipeline 200, and is used to drive the liquid in the main circuit pipeline 200 to flow. The valve assembly 400 includes a first valve 410, a second valve 420 and a connector 430. The first valve 410 is arranged at the end of the main circuit pipeline 200 and can block or open the main circuit pipeline 200. The second valve 420 is disposed on the module pipeline 300 and can block or open the module pipeline 300. The connector 430 detachably connects the first valve 410 and the second valve 420.

[0063] The main circuit pipeline 200 is arranged in the cabinet. The liquid cooling plate 600 is detachably installed in the cabinet, the heat dissipation module is arranged on the liquid cooling plate 600, and the module pipeline 300 is connected with the liquid cooling plate 600. In some embodiments, the liquid cooling plate 600 is pulled out of the cabinet.

[0064] The module to be cooled is, for example, a power device module. In some embodiments, the module to be cooled is, for example, an IGCT module, a resistor module, an inductor module, etc. The module to be cooled is integrated in the liquid cooling plate 600. For example, after the module to be cooled is integrated with the liquid cooling plate 600, a liquid-cooled IGCT module, a liquid-cooled resistor module, a liquid-cooled inductor module, etc. are obtained.

[0065] According to the power equipment of the embodiment of the utility model, its liquid cooling plate 600 can be detachably installed in the cabinet. The liquid cooling system includes a main circuit pipeline 200, a module pipeline 300 and a valve assembly 400, the main circuit pipeline 200 is arranged in the cabinet, the module to be cooled is arranged on the liquid cooling plate 600, and the module pipeline 300 is connected to the liquid cooling plate 600. The liquid cooling plate 600 can be detachably installed in the cabinet, and the valve assembly 400 detachably connects the module pipeline 300 with the main circuit pipeline 200, wherein the valve assembly 400 includes a first valve 410, a second valve 420 and a connector 430. The first valve 410 is arranged at the end of the main circuit pipeline 200 and can block or open the main circuit pipeline 200, the second valve 420 is arranged in the module pipeline 300 and can block or open the module pipeline 300, and the connector 430 detachably connects the first valve 410 and the second valve 420. When the liquid cooling plate 600 and the module to be cooled need to be disassembled and maintained, there is no need to extract the liquid in the liquid cooling system. It is only necessary to close the first valve 410 and the second valve 420, and then separate the first valve 410 from the second valve 420. After that, the liquid cooling plate 600 can be separated from the cabinet to realize the disassembly of the liquid cooling plate 600 and the module to be cooled. The disassembly process of the liquid cooling plate 600 and the module to be cooled no longer requires the extraction of the liquid in the liquid cooling system, and can realize the rapid assembly and disassembly of the liquid cooling plate 600 and the module to be cooled, thereby facilitating the improvement of the inspection and maintenance efficiency of the liquid cooling plate 600 and the module to be cooled.

[0066] The above description is only a preferred embodiment of the present invention, and does not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A liquid cooling system, characterized in that: include: Heat exchanger; A main loop pipeline, connected to the heat exchanger; A liquid cooling plate, on which the heat dissipation module is integrated; A module pipeline, connected to the liquid cooling plate; A valve assembly, which detachably connects the module pipeline with the main loop pipeline, the valve assembly comprising a first valve, a second valve and a connector, the first valve being arranged at the end of the main loop pipeline and capable of blocking or opening the main loop pipeline, the second valve being arranged at the module pipeline and capable of blocking or opening the module pipeline, and the connector detachably connecting the first valve and the second valve; The liquid conveying device is arranged in the main loop pipeline and is used to drive the liquid flow in the main loop pipeline.

2. The liquid cooling system according to claim 1, characterized in that: The first valve comprises a first housing and a first blocking member, wherein the first housing is disposed at the end of the main circuit pipeline and has a first opening correspondingly connected to the main circuit pipeline, and the first blocking member is movably mounted on the first housing, and the first blocking member can be movably switched to block the first opening or avoid the first opening; The second valve comprises a second housing and a second blocking member, wherein the second housing is arranged at the end of the main circuit pipeline and has a second opening correspondingly connected to the main circuit pipeline, and the second blocking member is movably mounted on the second housing, and the second blocking member can be movably switched to block the second opening or avoid the second opening; The first shell is detachably connected to the second shell.

3. The liquid cooling system according to claim 2, characterized in that: In a state where the first blocking member blocks the first opening and the second blocking member blocks the second opening, the first blocking member and the second blocking member are in contact with each other.

4. The liquid cooling system according to claim 2, characterized in that: The first blocking member is slidably disposed on the first shell; and / or The second blocking member is slidably disposed on the second shell.

5. The liquid cooling system according to claim 4, characterized in that: At least one of the first blocking member and the second blocking member includes at least two blocking pieces, and the at least two blocking pieces are dispersed around the first opening or the second opening to avoid the first opening or the second opening. The at least two blocking pieces are spliced ​​with each other to block the first opening or the second opening.

6. The liquid cooling system according to claim 4, characterized in that: The first valve further includes a first driving member, which is installed on the first housing and is used to drive the first blocking member to slide; and / or The second valve further includes a second driving member, which is installed on the second housing and is used to drive the second blocking member to slide.

7. The liquid cooling system according to claim 2, characterized in that: The first blocking member is rotatably connected to the first shell; and / or The second blocking member is rotatably connected to the second shell.

8. The liquid cooling system according to claim 7, characterized in that: The first valve further comprises a first rotation driving member, which is mounted on the first housing and is used to drive the first blocking member to rotate; and / or The second valve further includes a second rotation driving member, which is installed on the second housing and is used to drive the second blocking member to rotate.

9. The liquid cooling system according to claim 2, characterized in that: The first shell and the second shell are detachably connected via a clamp.

10. An electric power device, characterized in that: include: The liquid cooling system according to any one of claims 1 to 9; A cabinet, wherein the main circuit pipeline is arranged in the cabinet, and the liquid cooling plate is detachably installed in the cabinet.

Images