CN119045628B - Liquid cooling system connecting pipe, server liquid cooling system and server - Google Patents
Liquid cooling system connecting pipe, server liquid cooling system and server Download PDFInfo
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- CN119045628B CN119045628B CN202411516986.8A CN202411516986A CN119045628B CN 119045628 B CN119045628 B CN 119045628B CN 202411516986 A CN202411516986 A CN 202411516986A CN 119045628 B CN119045628 B CN 119045628B
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/20—Cooling means
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2200/00—Indexing scheme relating to G06F1/04 - G06F1/32
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- G06F2200/201—Cooling arrangements using cooling fluid
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Abstract
本申请涉及服务器冷却设备技术领域，公开了一种液冷系统连接管、服务器液冷系统及服务器，包括内管和外管，内管的两端设置有接头，适于与具有第一阀门的接口连通，内管上连通设置有抽液管，抽液管适于与抽液泵连通，用于对内管进行抽排液；外管套设在内管上的外部，且与内管间隔设置，外管的端部能够环套，与接头连接的接口的至少一部分，外管上连通设置有抽气管，抽气管适于与抽气泵连通，用于对外管进行抽排气；其中，内管和外管均能够在负压下进行形变，内管的两个接头处均设置有漏液检测组件，漏液检测组件位于外管内，且适于与控制模块连接，能够解决或改善服务器液冷散热系统漏液，造成服务器腐蚀损伤或短路彻底损坏的问题。
The present application relates to the technical field of server cooling equipment, and discloses a liquid cooling system connecting pipe, a server liquid cooling system and a server, comprising an inner pipe and an outer pipe, wherein joints are provided at both ends of the inner pipe, suitable for being connected to an interface having a first valve, a liquid extraction pipe is provided on the inner pipe, and the liquid extraction pipe is suitable for being connected to a liquid extraction pump, and is used for extracting and discharging liquid from the inner pipe; the outer pipe is sleeved on the outside of the inner pipe, and is spaced apart from the inner pipe, and the end of the outer pipe can be sleeved, and at least a part of the interface connected to the joint is provided on the outer pipe, and an air extraction pipe is provided on the outer pipe, and the air extraction pipe is suitable for being connected to an air extraction pump, and is used for extracting and discharging air from the outer pipe; wherein both the inner pipe and the outer pipe can be deformed under negative pressure, and leakage detection components are provided at the two joints of the inner pipe, and the leakage detection components are located in the outer pipe, and are suitable for being connected to a control module, and can solve or improve the problem of liquid leakage in the server liquid cooling and heat dissipation system, which causes corrosion damage or complete damage to the server due to short circuit.
Description
Technical Field
The application relates to the technical field of server cooling equipment, in particular to a liquid cooling system connecting pipe, a server liquid cooling system and a server.
Background
In the server system, with the dramatic increase of internet traffic, the traffic calculation amount and calculation frequency increase, so that the carrying pressure of the server increases, and the power consumption of the server increases rapidly, which results in that the server needs to configure a high-power chip in the operation process, and the heat dissipation of the high-power chip plays a vital role in the efficient operation of the chip.
In the related technology, liquid cooling is an emerging cooling technology, adopts a liquid cooling working medium flowing mode to take away heat of a heating element, replaces an air heat exchange mode in air cooling heat exchange, and can better support high-power chip fever reduction, keep chip low-temperature operation and prolong service life compared with air cooling, wherein a cold plate type liquid cooling system generally adopts liquid media to be conveyed and pumped into important high-heat-dissipation components of a server such as a CPU (Central Processing Unit, a central processing unit), a memory, a hard disk, a network card and the like by a plastic or rubber pipeline to be specially-made cooling fins (namely a cooling plate or an exchange plate), and the cooling fins are connected with the high-heat components to conduct heat, and the liquid cooling media sequentially flow through the cooling fins to take away heat so as to reduce the temperature of the system.
However, in the cold plate type liquid cooling heat dissipation system, the cooling working medium is deionized water or glycol/propylene glycol aqueous solution, if the cooling working medium and the cold plate material are selected improperly and maintained later, corrosion may occur after long-term operation, so that the cooling working medium leaks, after the server detects that the system leaks, alarm information is usually sent out or the alarm information is sent out and the power supply of the server is cut off, if maintenance personnel find that the system leaks in time, the leakage is too little, the hardware of the server is corroded and damaged, and if the server is heavy, the server is short-circuited or burned.
Disclosure of Invention
The application provides a liquid cooling system connecting pipe, a server liquid cooling system and a server, which are used for solving or improving the problem of server corrosion damage or complete damage of short circuit caused by liquid leakage of the server liquid cooling heat dissipation system.
In a first aspect, the present application provides a server liquid cooling system, comprising an inner tube and an outer tube;
The two ends of the inner tube are provided with connectors which are suitable for being communicated with an interface with a first valve, the inner tube is communicated with a liquid suction tube, and the liquid suction tube is suitable for being communicated with a liquid suction pump and is used for sucking and discharging liquid from the inner tube;
The outer pipe is sleeved outside the inner pipe and is arranged at intervals with the inner pipe, the end part of the outer pipe can be sleeved in a ring, at least one part of the interface connected with the joint is communicated with the outer pipe, and the outer pipe is provided with an exhaust pipe which is suitable for being communicated with an exhaust pump and is used for exhausting the outer pipe;
The inner pipe and the outer pipe can deform under negative pressure, and the two joints of the inner pipe are provided with liquid leakage detection assemblies which are positioned in the outer pipe and are suitable for being connected with a control module.
In the embodiment, the joints at the two ends of the inner pipe are communicated with the interface with the first valve, and the liquid leakage detection assembly is arranged at the joint of the inner pipe, so that when the leakage of the inner pipe is detected, the first valves at the two ends of the inner pipe can be closed, and the liquid cooling medium is prevented from being continuously injected into the inner pipe; simultaneously, the outer tube is established to the outside cover that is used for carrying the inner tube of liquid cooling medium, and the interface that is connected with inner tube both ends all can be by outer tube ring cover part at least, inner tube and outer tube homoenergetic are deformed under the negative pressure, be provided with the exhaust tube on the outer tube, will be located the liquid cooling medium that leaks between outer tube and the inner tube and collect and discharge, be provided with the drawing liquid pipe on the inner tube and come the liquid cooling medium in the inner tube to discharge, make all not have liquid cooling medium in inner tube and the outer tube, perhaps make remaining liquid cooling medium can not reveal to the external environment in, thereby avoid leaking liquid, avoid causing server corrosion damage or the thorough damage of short circuit.
In an alternative embodiment, the leakage detection assembly comprises a first conductive ring and a second conductive ring, the first conductive ring and the second conductive ring are coaxially arranged with the inner tube and are arranged along the axial direction of the inner tube at intervals, the first conductive ring and the second conductive ring are insulated from the inner tube, the outer tube and the connector, the first conductive ring and the second conductive ring are suitable for being connected with a control module, and the first conductive ring and the second conductive ring can be short-circuited through leakage communication, so that the control module can obtain a leakage signal.
In this embodiment, adopt weeping detection subassembly to include first conducting ring and second conducting ring, and both interval settings, first conducting ring and second conducting ring and inner tube, outer tube and joint all insulate the setting, thereby be nonconductive between first conducting ring and the second conducting ring, apply detection signal to first conducting ring and the second conducting ring through control module, after the weeping gets into between first conducting ring and the second conducting ring, the weeping can be with first conducting ring and second conducting ring intercommunication, thereby change the detection signal that control module applyed, obtain the weeping signal, thereby judge the weeping, and moreover, the steam generator is convenient for, and is with low costs.
In an alternative embodiment, the connector is located between the first conductive ring and the second conductive ring, and an interface connected with the connector can be accommodated between the first conductive ring and the second conductive ring.
In this embodiment, through setting up the joint and the interface after connecting between first conducting ring and second conducting ring, can be to joint and interface cooperation department weeping to and the condition homoenergetic of inner tube weeping can monitor, improves the comprehensiveness and the accuracy of weeping monitoring, further reduces the risk that the weeping caused the damage to the server.
In an optional implementation manner, the first conductive ring is disposed on the outer surface of the inner tube, the second conductive ring is connected with the joint through an insulating frame and can be sleeved on the outer surface of the interface, and a hollowed-out portion is disposed on the insulating frame so that liquid leakage is in contact with the first conductive ring and the second conductive ring.
In this embodiment, the second conducting ring is connected with the connector through the insulating frame to can overlap and establish on the interface, and be provided with fretwork portion on the insulating frame, so that weeping with first conducting ring with the second conducting ring electrical contact can all integrate first conducting ring and second conducting ring on the liquid cooling system connecting pipe, improves the suitability of its use.
In an alternative embodiment, the leakage detection assembly further comprises a third conductive ring coaxially sleeved on the inner tube, and the first conductive ring is located between the second conductive ring and the third conductive ring, wherein the third conductive ring is suitable for being connected with the control module, and the first conductive ring and the third conductive ring can be short-circuited through leakage communication, so that the control module obtains a leakage signal.
In this embodiment, the third conducting ring is coaxially sleeved on the inner tube, and the first conducting ring is located between the second conducting ring and the third conducting ring, when the liquid leakage enters between the first conducting ring and the third conducting ring, and the first conducting ring and the third conducting ring are in short-circuit connection, the detection signal applied between the first conducting ring and the third conducting ring by the control module changes firstly, so that the liquid leakage signal is obtained, the liquid leakage cause can be judged to be the liquid leakage of the inner tube, when the detection signal applied between the first conducting ring and the second conducting ring by the control module changes firstly, the liquid leakage of the joint of the inner tube can be judged, the liquid leakage position can be accurately judged conveniently, and the maintenance efficiency is improved.
In an alternative embodiment, the outer tube can be sealed to the mouthpiece.
In this embodiment, the outer tube is sealed and installed at the joint, so that leakage liquid can be prevented from leaking from the end of the outer tube, and the risk of damage to the server caused by leakage liquid leaking into the external environment can be further reduced.
In an alternative embodiment, elastic sleeves are arranged at two ends of the outer tube, and the elastic sleeves are in sealing sleeve joint with the interface.
In this embodiment, the both ends of outer tube all are provided with the elastic sleeve, carry out sealing contact through the elasticity of elastic sleeve and interface, and the scheme is simple, and sealed effectual.
In a second aspect, the present application further provides a server liquid cooling system, including a heat exchange fin, a refrigeration assembly, and a liquid cooling system connection pipe in any one of the embodiments of the first aspect;
the heat exchange plates are respectively used for carrying out contact heat exchange with heating elements in the server, and the liquid inlet and the liquid outlet of the heat exchange plates are respectively provided with an interface with the first valve;
the refrigerating assembly is used for cooling the circulating cooling medium, and interfaces with the first valve are arranged in the liquid inlet and the liquid outlet of the refrigerating assembly;
The refrigerating assembly is communicated with any two communicated parts of the plurality of heat exchange plates through the liquid cooling system connecting pipe, and the first valve is suitable for being electrically connected with the control module.
In this embodiment, all be provided with first valve in heat exchange fin and refrigeration subassembly's inlet and the liquid outlet, and communicate through the liquid cooling system connecting pipe between the part that has intercommunication relation each other, the technical effect is the same with the effect of liquid cooling system connecting pipe, and the description is omitted here.
In an optional implementation mode, the server liquid cooling system further comprises an air pump, a liquid extracting pump and a control module, wherein the air pump is communicated with the air extracting pipes on the outer pipes, second valves are arranged on the air extracting pipes, the liquid extracting pump is communicated with the liquid extracting pipes on the inner pipes, third valves are arranged on the liquid extracting pipes, and the control module is electrically connected with the air pump, the liquid extracting pump, the first valves, the second valves and the third valves.
In the embodiment, the second valves are arranged on the exhaust pipes on the outer pipes and then are communicated with the exhaust pumps, the third valves are arranged on the liquid extraction pipes on the inner pipes and then are communicated with the liquid extraction pumps, the first valves, the second valves and the third valves are electrically connected with the control module, and the control module is used for controlling the first valves, the second valves, the third valves, the exhaust pumps and the liquid extraction pumps to perform synergistic action so as to pump and discharge liquid-cooling mediums in the liquid leakage pipes and the inner pipes.
In an optional embodiment, the refrigerating assembly and the plurality of heat exchange plates are connected through the plurality of liquid cooling system connecting pipes in parallel, the liquid inlet and the liquid outlet on the refrigerating assembly are respectively provided with a plurality of parts, and the liquid inlet and the liquid outlet on the heat exchange plates are respectively provided with a plurality of parts.
In this embodiment, in refrigeration subassembly and a plurality of heat exchanger fin, all communicate through many parallelly connected liquid cooling system connecting pipes between the part that arbitrary two are linked together, and all be provided with on heat exchanger fin and the refrigeration subassembly with many parallelly connected liquid cooling system connecting pipes correspond the inlet and the liquid outlet of quantity to when the liquid leakage in arbitrary one of many parallelly connected liquid cooling system connecting pipes, can continue to carry out the circulation of liquid cooling medium through other several liquid cooling system connecting pipes, thereby need not to close the server of operation, can maintain.
In an alternative embodiment, a liquid inlet cavity, a plurality of circulation channels and a liquid outlet cavity are arranged in the heat exchange plate, two ends of each circulation channel are respectively communicated with the liquid inlet cavity and the liquid outlet cavity, the liquid inlet of the heat exchange plate is communicated with the liquid inlet cavity, and the liquid outlet of the heat exchange plate is communicated with the liquid outlet cavity.
In the embodiment, the liquid inlet cavity and the liquid outlet cavity are respectively communicated with the two ends of the plurality of circulating channels, so that the liquid inlet cavity can redistribute the flow of the liquid cooling medium input through the plurality of parallel liquid cooling system connecting pipes, the cooling uniformity of the heat exchange plate on the heating element is improved, the liquid outlet cavity can collect and redistribute the liquid cooling medium in the plurality of circulating channels, even if liquid leakage occurs in one liquid cooling system connecting pipe at the downstream, the liquid cooling medium can be evenly distributed, and the circulation smoothness of the liquid cooling medium of the system is improved.
In an alternative embodiment, the control module is provided with a display screen for displaying the liquid leakage position and the liquid leakage duration.
In this embodiment, through setting up the display screen, show the weeping position and leak the liquid time length, can be convenient for maintenance personnel find the weeping position fast, and maintain, can improve maintenance efficiency.
In an alternative embodiment, the control module is provided with a reset switch, which is used for opening the first valve, and closing the liquid pump, the air pump, the second valve and the third valve.
In this embodiment, reset switch's setting can reset first valve, second valve, third valve, aspiration pump and drawing liquid pump to be convenient for maintenance personal restores the back to weeping position, carries out quick test, and liquid cooling operation.
In an alternative implementation mode, the control module can monitor the leakage signal fed back by the leakage detection assembly in real time, the control module controls the first valves at two ends of the liquid cooling system connecting pipe to be closed according to the leakage signal, controls the air sucking pump to work, controls the second valve on the liquid cooling system connecting pipe to be opened, and pumps out leakage liquid between the outer pipes, and simultaneously controls the air sucking pump to work, and controls the third valve on the liquid cooling system connecting pipe to be opened, and pumps out liquid cooling medium in the inner pipe.
The application further provides a server, which comprises a main board and the server liquid cooling system of any one of the second aspect, wherein heating elements are arranged on the main board, and the heat exchange plates are in one-to-one correspondence contact with the heating elements.
In this embodiment, since the server includes the server liquid cooling system, the same effects as those of the server liquid cooling system are obtained, and the description thereof will be omitted.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the related art, the drawings that are required to be used in the description of the embodiments or the related art will be briefly described, and it is apparent that the drawings in the description below are some embodiments of the present application, and other drawings may be obtained according to the drawings without inventive effort for those skilled in the art.
FIG. 1 is a flow chart of a server leak process in the related art;
FIG. 2 is a schematic structural diagram of a liquid cooling system connecting pipe with an interface in an embodiment of the present application;
FIG. 3 is a schematic diagram of a joint and a second conductive ring in a connection pipe of a liquid cooling system according to an embodiment of the present application;
FIG. 4 is a schematic structural diagram of an outer tube in a server liquid cooling system according to an embodiment of the present application;
FIG. 5 is a schematic diagram of a heat exchanger plate in a server liquid cooling system according to an embodiment of the present application;
FIG. 6 is a schematic diagram illustrating a structure of a server liquid cooling system installed on a motherboard according to an embodiment of the present application;
FIG. 7 is a schematic diagram of a liquid cooling system connecting pipe, heat exchanger plates and a control module according to an embodiment of the application;
FIG. 8 is a schematic diagram of a structure for removing an outer tube when a liquid cooling system connecting tube leaks;
FIG. 9 is a flow chart of the operation of a server liquid cooling system according to an embodiment of the present application;
Fig. 10 is a schematic diagram of a control module in a server liquid cooling system according to an embodiment of the present application.
Reference numerals illustrate:
1. the server comprises a liquid cooling system connecting pipe, a server liquid cooling system, a main board and a server liquid cooling system;
11. an inner tube; 12, an outer tube, 13, a liquid leakage detection assembly;
111. 112, a liquid suction pipe, 121, a gas suction pipe, 122 and an elastic sleeve;
1121. Third valve 1211, second valve 1221, gas passage;
131. A first conductive ring; 132, a second conductive ring, 133, a third conductive ring, 134, an insulating frame;
1341. A hollowed-out part;
21. A heat exchange plate; 22, a refrigeration assembly, 23, an interface, 24, an air pump, 25, an air pump, 26 and a control module;
211. a liquid inlet cavity, 212, a circulating channel, 213, a liquid outlet cavity;
231. a first valve;
261. 262, reset switch;
31. a heating element.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
In the related technology, liquid cooling is an emerging cooling technology, adopts a liquid cooling working medium flowing mode to take away heat of a heating element, replaces an air heat exchange mode in air cooling heat exchange, and can better support high-power chip antipyresis, keep chip running at low temperature and prolong service life compared with air cooling, wherein a cold plate type liquid cooling system generally adopts liquid media to be conveyed and pumped into special cooling fins (namely cold plates or exchange plates) of important high-heat-dissipation components such as a CPU (central processing unit), a memory, a hard disk, a network card and the like of a server by plastic or rubber pipelines, and the cooling fins are connected with the high-heat components to conduct heat, and the liquid media sequentially flow through the cooling fins to take away heat so as to reduce the temperature of the system.
However, in the cold plate type liquid cooling heat dissipation system, the cooling working medium is deionized water or glycol/propylene glycol water solution, if the cooling working medium and the cold plate material are selected and maintained improperly, corrosion may occur after long-term operation, so that the cooling working medium leaks, after the server detects that the system leaks, as shown in fig. 1, alarm information is usually sent out or the alarm information is sent out, and the power supply of the server is cut off, if the maintenance personnel find that the leakage is not timely, the leakage is too much, the hardware of the server is corroded and damaged, and the server is shorted or burned.
In order to solve the problems, the application provides a liquid cooling system connecting pipe, a server liquid cooling system and a server, so as to solve or improve the problem of server damage or complete damage caused by liquid leakage of the server liquid cooling heat dissipation system.
An embodiment of the present application is described below with reference to fig. 2 to 10.
According to an embodiment of the present application, in one aspect, there is provided a liquid cooling system connection pipe 1, as shown in fig. 2, including an inner pipe 11 and an outer pipe 12, and the specific scheme is as follows.
As shown in fig. 2, two ends of the inner tube 11 are provided with connectors 111 which are suitable for being communicated with an interface 23 with a first valve 231, the inner tube 11 is provided with a liquid suction tube 112 in a communicating way, and the liquid suction tube 112 is suitable for being communicated with a liquid suction pump 25 for sucking and discharging liquid from the inner tube 11;
As shown in fig. 2, the outer tube 12 is sleeved outside the inner tube 11 and is arranged at a distance from the inner tube 11, the end part of the outer tube 12 can be sleeved with at least one part of the interface 23 connected with the joint 111, in particular, the liquid suction tube 112 passes through the outer tube 12 in a sealing way, the outer tube 12 is provided with an air suction tube 121 in a communicating way, and the air suction tube 121 is suitable for communicating with the air suction pump 24 and is used for sucking and exhausting the outer tube 12;
Wherein, inner tube 11 and outer tube 12 all can be under the negative pressure deformation, and specifically, inner tube 11 is TPV hose or PVC hose, and outer tube 12 is any one of PVC hose, TPV hose and silica gel hose, and two joints 111 department of inner tube 11 all are provided with weeping detection component 13, and weeping detection component 13 is located outer tube 12, and is suitable for being connected with control module 26.
Specifically, the joint 111 and the interface 23 are two parts of a quick-screwing joint commonly used in the market, and the two parts of wind are screwed through threads, so that specific dimensions can be selectively adjusted according to the use requirement.
The end of the outer tube 12 may be looped around at least a portion of the interface 23 connected to the joint 111, and the end of the outer tube 12 may be looped around at least a portion of the interface 23 near the joint 111, that is, may be wrapped around a portion, or may be wrapped around a whole portion.
In this embodiment, as shown in fig. 2, the joint 111 at two ends of the inner tube 11 is communicated with the joint 23 with the first valve 231, and the leak detection assembly 13 is arranged at the joint 111 of the inner tube 11, so that when the leak of the inner tube 11 is detected, the first valve 231 at two ends of the inner tube 11 can be closed, thereby preventing the liquid cooling medium from being continuously injected into the inner tube 11, meanwhile, the outer tube 12 is sleeved outside the inner tube 11 for conveying the liquid cooling medium, at least one part of the joint 23 connected with two ends of the inner tube 11 can be sleeved by the outer tube 12, the inner tube 11 and the outer tube 12 can be deformed under negative pressure, the exhaust tube 121 is arranged on the outer tube 12 to collect and exhaust the liquid cooling medium leaked between the outer tube 12 and the inner tube 11, and the liquid pumping tube 112 is arranged on the inner tube 11 to exhaust the liquid cooling medium in the inner tube 11, so that the inner tube 11 and the outer tube 12 are not provided with the liquid cooling medium, or the residual liquid cooling medium cannot leak into the external environment, thereby avoiding the damage to the server from corroding or the short circuit.
In one embodiment, as shown in fig. 2 and 8, the leakage detection assembly 13 includes a first conductive ring 131 and a second conductive ring 132, specifically, the first conductive ring 131 and the second conductive ring 132 are metal rings, such as copper rings, iron rings, and the like, preferably copper rings, with strong corrosion resistance and oxidation resistance, the first conductive ring 131 and the second conductive ring 132 are coaxially disposed with the inner tube 11 and are disposed at intervals along the axial direction of the inner tube 11, the first conductive ring 131 and the second conductive ring 132 are insulated from the inner tube 11, the outer tube 12 and the joint 111, the first conductive ring 131 and the second conductive ring 132 are suitable for being connected with the control module 26 through wires, and short circuit can be caused between the first conductive ring 131 and the second conductive ring 132 through leakage communication, so that the control module 26 obtains a leakage signal.
It should be noted that, the first conductive ring 131 and the second conductive ring 132 are all insulated from the inner tube 11, the outer tube 12 and the joint 111, so as to keep the first conductive ring 131 and the second conductive ring 132 from being electrified, and of course, if the joint 111, the interface 23, the inner tube 11 and the outer tube 12 are all made of insulating materials, the insulation treatment is not needed, and generally, the joint 111, the interface 23, the inner tube 11 and the outer tube 12 are also made of insulating materials, so that the insulation treatment can be not needed any more, if the insulation material is added for isolation, and the insulation material can be an insulation glue or the like.
It should be noted that, the first conductive ring 131 may be fixed on the joint 111 or the inner tube 11, and the first conductive ring 131 and the outer tube 12 are correspondingly spaced to enable the leakage liquid to be pumped out by the pumping pump 24, of course, the first conductive ring 131 may also be fixed on the inner wall surface of the outer tube 12, and correspondingly, the first conductive ring 131 and the joint 111 or the inner tube 11 are correspondingly spaced to facilitate the leakage liquid to be pumped out by the pumping pump 24, the second conductive ring 132 may be fixed on the joint 111 or the interface 23, and correspondingly, the second conductive ring 132 and the outer tube 12 are correspondingly spaced to enable the leakage liquid to be pumped out by the pumping pump 24, and of course, the second conductive ring 132 and the joint 111 or the interface 23 may also be correspondingly spaced to facilitate the leakage liquid to be pumped out by the pumping pump 24.
In this embodiment, as shown in fig. 2, the leak detection assembly 13 includes a first conductive ring 131 and a second conductive ring 132, and the first conductive ring 131 and the second conductive ring 132 are disposed at intervals, and the inner tube 11, the outer tube 12 and the joint 111 are all insulated, so that the first conductive ring 131 and the second conductive ring 132 are not conductive, a detection signal is applied to the first conductive ring 131 and the second conductive ring 132 by the control module 26, after a leak enters between the first conductive ring 131 and the second conductive ring 132, the leak can communicate the first conductive ring 131 and the second conductive ring 132 to be short-circuited, thereby changing the detection signal applied by the control module 26 to obtain a leak signal, so as to judge the leak.
In one embodiment, as shown in fig. 2, the connector 111 is located between the first conductive ring 131 and the second conductive ring 132, and the interface 23 connected to the connector 111 can be accommodated between the first conductive ring 131 and the second conductive ring 132.
It should be noted that, the joint 111 is located between the first conductive ring 131 and the second conductive ring 132, and the interface 23 connected to the joint 111 can be accommodated between the first conductive ring 131 and the second conductive ring 132, mainly for making the matched gaps between the interface 23 and the joint 111 all located between the first conductive ring 131 and the second conductive ring 132, when the interface 23 and the joint 111 leak, the leak detection assembly 13 can monitor the leak signal at the first time, so as to reduce the risk of leakage to the external environment.
In this embodiment, as shown in fig. 2, by disposing the connected connector 111 and the interface 23 between the first conductive ring 131 and the second conductive ring 132, the leakage of the matching position of the connector 111 and the interface 23 and the leakage of the inner tube 11 can be monitored, so as to improve the comprehensiveness and accuracy of the leakage monitoring, and further reduce the risk of damage to the server caused by the leakage.
In one embodiment, as shown in fig. 2 and 3, the first conductive ring 131 is disposed on the outer surface of the inner tube 11, the second conductive ring 132 is connected to the joint 111 through the insulating frame 134 and can be sleeved on the outer surface of the interface 23, specifically, the insulating frame 134 may be a plastic frame, and as shown in fig. 3, a hollowed-out portion 1341 is disposed on the insulating frame 134, so that the leakage liquid contacts the first conductive ring 131 and the second conductive ring 132 to generate a leakage liquid signal.
It should be noted that, as shown in fig. 3, the insulating frame 134 is provided with a hollowed-out portion 1341, which is mainly used for facilitating the liquid leakage to pass through to communicate the first conductive ring 131 with the second conductive ring 132, so as to generate a liquid leakage signal, and as for a specific structure of the insulating frame 134, a plurality of connecting rods may be circumferentially arranged at intervals on the joint 111, of course, the connecting rods may be integrally formed with the joint 111, one end of the connecting rod connected with the second conductive ring 132 is provided with a fixing portion (not shown in the drawing), the fixing portion is specifically a fixing groove, and the second conductive ring 132 can be installed in the fixing groove by self deformation, and of course, a notch is provided on a wall surface of the fixing groove, so that the liquid leakage is facilitated to contact with the second conductive ring 132.
In this embodiment, as shown in fig. 2 and 3, the second conductive ring 132 is connected to the connector 111 through the insulating frame 134 and can be sleeved on the interface 23, and the insulating frame 134 is provided with a hollowed-out portion 1341, so that the leakage liquid is in electrical contact with the first conductive ring 131 and the second conductive ring 132, and the first conductive ring 131 and the second conductive ring 132 can be integrated on the liquid cooling system connecting pipe 1, so as to improve the applicability of use.
In one embodiment, as shown in fig. 2, the leakage detection assembly 13 further includes a third conductive ring 133, specifically, the third conductive ring 133 is a metal ring, such as a copper ring, an iron ring, and the like, preferably a copper ring, and has strong corrosion resistance and oxidation resistance, the third conductive ring 133 is coaxially sleeved on the inner tube 11, and the first conductive ring 131 is located between the second conductive ring 132 and the third conductive ring 133, where the third conductive ring 133 is suitable for being connected to the control module 26, and short connection can be caused between the first conductive ring 131 and the third conductive ring 133 through leakage communication, so that the control module 26 obtains a leakage signal.
The third conductive ring 133 is fixed on the inner tube 11, and the third conductive ring 133 is disposed at a distance from the inner wall surface of the outer tube 12, so that the leakage liquid is discharged by the air pump 24.
In this embodiment, as shown in fig. 2, the third conductive ring 133 is coaxially sleeved on the inner tube 11, and the first conductive ring 131 is located between the second conductive ring 132 and the third conductive ring 133, so that when a liquid leakage enters between the first conductive ring 131 and the third conductive ring 133 and the first conductive ring and the third conductive ring 133 are in short-circuit connection, a detection signal applied between the first conductive ring 131 and the third conductive ring 133 by the control module 26 changes first, thereby obtaining a liquid leakage signal, judging that the liquid leakage is caused by the liquid leakage of the inner tube 11, and when the detection signal applied between the first conductive ring 131 and the second conductive ring 132 by the control module 26 changes first, judging that the liquid leakage is caused at the joint 111 of the inner tube 11, so as to facilitate accurate judgment of the liquid leakage position and improve the maintenance efficiency.
In one embodiment, as shown in fig. 2, the outer tube 12 can be sealed over the mouthpiece 23.
The sealing of the outer tube 12 to the joint 23 means that the end of the outer tube 12 is in sealing contact with the joint 23, and may be kept sealed under a certain pressure of the suction pump 24, or may be kept from overflowing to the outside environment in the case of leakage having a certain pressure.
In this embodiment, as shown in fig. 2, by sealing the outer tube 12 to the joint 23, leakage of the liquid from the end of the outer tube 12 can be prevented, and the risk of damage to the server caused by leakage of the liquid to the external environment can be further reduced.
In one embodiment, as shown in fig. 2, the two ends of the outer tube 12 are provided with elastic sleeves 122, and the elastic sleeves 122 are in sealing sleeve connection with the interface 23.
It should be noted that, the elastic sleeve 122 may be a silica gel sleeve, and the elastic sleeve 122 is pressed and sleeved on the interface 23 to realize sealing connection, and in the process of connecting the joint 111 and the interface 23, the elastic sleeve 122 may be folded and folded to a peripheral position by the elastic deformation capability of the elastic sleeve 122 to expose the joint 111, and after the joint 111 is connected with the interface 23, the elastic sleeve 122 is folded and reset again, and is pressed and sleeved on the interface 23.
In this embodiment, the two ends of the outer tube 12 are provided with the elastic sleeves 122, and the elastic sleeves 122 are in sealing contact with the interface 23, so that the scheme is simple, and the sealing effect is good.
In some embodiments, not shown, the outer tube 12 may also be sealed to the mouthpiece 23 by means of a heated moulding, in particular a mould with a heating function.
In one embodiment, as shown in fig. 2 and fig. 4, a gas passage 1221 is disposed at a sealing position between the outer tube 12 and the interface 23, one end of the gas passage 1221 facing the second conductive ring 132 is oriented tangentially to the outer tube 12, and the other end of the gas passage 1221 is communicated with the outside, so that in the process of pumping out the leaked liquid in the outer tube 12 by the pumping pump 24, the outside air can enter the outer tube 12 through the gas passage 1221 to form a spiral airflow, so as to accelerate the discharge of the leaked liquid.
Further, as shown in fig. 4, the gas passage 1221 is spirally disposed on the surface of the outer tube 12 contacting the port 23, so as to form a spiral seal, so that the risk of leakage of the liquid through the gas passage 1221 to the outside when the pumping pump 24 is not started can be reduced.
In a second aspect, the present application further provides a server liquid cooling system 2, as shown in fig. 6, including a heat exchange plate 21, a refrigeration assembly 22, and a liquid cooling system connection pipe 1 in any embodiment of the first aspect, where a form of the heat exchange plate 21 may be selectively adjusted according to a type of a heating element 31, such as a memory bank and a CPU selecting different types of heat exchange plates 21;
as shown in fig. 6, a plurality of heat exchange plates 21 are provided, and are respectively used for performing contact heat exchange with a heating element 31 in the server, and a liquid inlet and a liquid outlet of the heat exchange plates 21 are both provided with an interface 23 with a first valve 231, and specifically, the first valve 231 is an electric control valve.
As shown in fig. 2, the refrigeration assembly 22 is used for cooling the circulating cooling medium, and an interface 23 with a first valve 231 is arranged in each of the liquid inlet and the liquid outlet of the refrigeration assembly 22.
Any two parts of the refrigerating assembly 22 and the heat exchange plates 21 are communicated through the liquid cooling system connecting pipe 1, wherein the first valve 231 is suitable for being electrically connected with the control module 26.
It should be noted that, as shown in fig. 6, the plurality of heat exchange plates 21 may form a plurality of cooling circuits in parallel to cool the heating elements 31 on the plurality of main boards 3, where a plurality of parallel branch circuits may also be provided in one cooling circuit to cool the heating elements 31 of different types on the main boards 3, for example, a plurality of CPUs and a plurality of storage hard disks are provided on the board of the main boards 3, so that a parallel branch circuit may be provided on the main boards 3, one branch circuit may cool the plurality of CPUs, and the other branch circuit may cool the plurality of storage hard disks.
In this embodiment, the liquid inlet and the liquid outlet of the heat exchange plate 21 and the refrigeration assembly 22 are both provided with the first valve 231, and the components having a communication relationship with each other are communicated through the liquid cooling system connecting pipe 1, so that the technical effect is the same as that of the liquid cooling system connecting pipe 1, and the details are not described here.
In one embodiment, as shown in fig. 7, the server liquid cooling system 2 further includes an air pump 24, a liquid pump 25 and a control module 26, where the air pump 24 is communicated with the air pump 121 on each outer tube 12, each air pump 121 is provided with a second valve 1211, the liquid pump 25 is communicated with the liquid pump 112 on each inner tube 11, each liquid pump 112 is provided with a third valve 1121, and the control module 26 is electrically connected to the air pump 24, the liquid pump 25, the first valves 231, the second valves 1211 and the third valves 1121, where the second valves 1211 and the third valves 1121 are all electrically controlled valves.
It should be noted that the suction pump 24 and the suction pump 25 may be designed as a single unit, i.e. a multifunctional pump is provided, which can suck both air and liquid to communicate with both the suction pipe 121 and the suction pipe 112.
Specifically, the control module 26 is an MCU (Microcontroller Unit, microcontroller) module.
In this embodiment, as shown in fig. 7, by providing the second valves 1211 on the suction pipes 121 on the outer pipes 12 and then communicating with the suction pump 24, and by providing the third valves 1121 on the suction pipes 112 on the inner pipes 11 and then communicating with the suction pump 25, and the suction pump 25, the first valves 231, the second valves 1211 and the third valves 1121 are electrically connected with the control module 26, the control module 26 controls the first valves 231, the second valves 1211, the third valves 1121, the suction pump 24 and the suction pump 25 to perform synergism to pump the leaked liquid and the liquid-cooled medium in the inner pipes 11, so that the scheme is simple and the operation is convenient.
In one embodiment, as shown in fig. 6, any two components that are communicated in the refrigeration assembly 22 and the plurality of heat exchange plates 21 are all communicated through a plurality of liquid cooling system connecting pipes 1 that are connected in parallel, and accordingly, a plurality of liquid inlets and liquid outlets on the refrigeration assembly 22 are all arranged, and a plurality of liquid inlets and liquid outlets on the heat exchange plates 21 are all arranged.
It should be noted that, as shown in fig. 6, any two components that are communicated in the refrigeration assembly 22 and the plurality of heat exchange plates 21 are all communicated through a plurality of parallel liquid cooling system connection pipes 1, wherein the number of the plurality of parallel liquid cooling system connection pipes 1 may be 2-4, preferably 2, and of course, the number of the liquid cooling system connection pipes 1 may be selectively set according to the flow requirement of the liquid cooling medium.
In this embodiment, as shown in fig. 6 and fig. 9, any two components that are communicated in the refrigeration assembly 22 and the plurality of heat exchange plates 21 are all communicated through a plurality of parallel liquid cooling system connection pipes 1, and the heat exchange plates 21 and the refrigeration assembly 22 are all provided with liquid inlets and liquid outlets corresponding to the plurality of parallel liquid cooling system connection pipes 1, so that when any one of the plurality of parallel liquid cooling system connection pipes 1 leaks liquid, the circulation of liquid cooling medium can be continued through the other liquid cooling system connection pipes 1, and maintenance can be performed without closing the running server.
In one embodiment, as shown in fig. 5, a liquid inlet cavity 211, a plurality of circulation channels 212 and a liquid outlet cavity 213 are disposed in the heat exchange plate 21, two ends of the plurality of circulation channels 212 are respectively communicated with the liquid inlet cavity 211 and the liquid outlet cavity 213, a liquid inlet of the heat exchange plate 21 is communicated with the liquid inlet cavity 211, and a liquid outlet of the heat exchange plate 21 is communicated with the liquid outlet cavity 213.
Specifically, the shapes of the liquid inlet cavity 211 and the liquid outlet cavity 213 can be randomly designed along with the positions of the input ports and the output ports of the plurality of circulation channels 212, generally, the liquid inlet cavity 211 and the liquid outlet cavity 213 are rectangular, and the cross section of the circulation channel 212 can be set according to the requirement and can be round or square.
In this embodiment, as shown in fig. 5, by providing the liquid inlet chamber 211 and the liquid outlet chamber 213 in the heat exchange plate 21 to communicate with both ends of the plurality of circulation channels 212, the liquid inlet chamber 211 can redistribute the flow of the liquid cooling medium input through the plurality of parallel liquid cooling system connection pipes 1, thereby improving the cooling uniformity of the heat exchange plate 21 to the heating element 31, and the liquid outlet chamber 213 can collect and redistribute the liquid cooling medium in the plurality of circulation channels 212, so that even if a liquid leakage occurs in one liquid cooling system connection pipe 1 at the downstream, the liquid cooling medium can be evenly distributed, and the circulation smoothness of the liquid cooling medium of the system is improved.
In one embodiment, as shown in fig. 10, the control module 26 can generate a leakage log to record the occurrence position and occurrence time of the leakage, and the control module 26 is provided with a display screen 261 for displaying the position, the duration, the closing state and the drainage state of the leakage pipeline, and specifically, the display screen 261 may be a computer screen, an LED screen, or any type of screen, as long as the information of the position and the duration of the leakage can be displayed, for example, P12 in fig. 10 represents the number of the liquid cooling system connecting pipe 1, and 3.52s represents the duration of the leakage.
In this embodiment, by setting the display 261 to display the liquid leakage position and the liquid leakage period, the maintenance personnel can be facilitated to find the liquid leakage position quickly and perform maintenance, and the maintenance efficiency can be improved.
In one embodiment, as shown in fig. 10, the control module 26 is provided with a reset switch 262 and a manual switch, the reset switch 262 is used for opening the first valve 231 and closing the liquid pump 25, the air pump 24, the second valve 1211 and the third valve 1121, and the manual switch is used for manually pumping the liquid cooling system connecting pipe 1 for maintenance and verification, so that the maintenance is convenient, and whether liquid leakage occurs or not is convenient.
Specifically, the reset switch 262 may be a virtual key integrated on the touch type display 261, or may be a physical key in the control module 26, or the like.
In this embodiment, the reset switch 262 is configured to reset the first valve 231, the second valve 1211, the third valve 1121, the pump 24 and the pump 25, so that a maintenance person can quickly test and perform liquid cooling operation after repairing the leakage portion.
In one embodiment, as shown in fig. 10, the control module 26 can monitor the leakage signal fed back by the leakage detection assembly 13 in real time, the control module 26 controls the first valves 231 at two ends of the leaked liquid cooling system connecting pipe 1 to be closed according to the leakage signal, controls the air pump 24 to work, controls the second valve 1211 on the leaked liquid cooling system connecting pipe 1 to be opened, and pumps out the leakage between the outer pipes 12, and simultaneously, the control module 26 controls the air pump 25 to work, and controls the third valve 1121 on the leaked liquid cooling system connecting pipe 1 to be opened, and pumps out the liquid cooling medium in the inner pipe 11, thereby disabling the leaked liquid cooling system connecting pipe 1.
In this embodiment, the control module 26 controls the first valve 231 to be closed, the air pump 24 to be opened, the second valve 1211 to be opened, the liquid pump 25 to be opened, and the third valve 1121 to be opened, so as to timely pump out the liquid leakage and the liquid cooling medium in the inner tube 11, prevent leakage to the external environment, and reduce the risk of server damage.
In a third aspect, as shown in fig. 6, the present application further provides a server, which includes a motherboard 3 and the server liquid cooling system 2 in any embodiment of the second aspect, where the motherboard 3 is provided with a heating element 31, the heating element 31 includes a CPU, a GPU (Graphics Processing Unit, a graphics processor), a storage hard disk, a buffer memory bank, a network card, and the heat exchange fins 21 are in one-to-one contact with the heating element 31.
Specifically, the server may be any one of a mail server, a database server, an application server, a Web server, a virtualization server, a cloud computing server, a website server, a dedicated server, and the like.
In this embodiment, since the server includes the server liquid cooling system 2, the same effects as those of the server liquid cooling system 2 are obtained, and the description thereof will not be repeated.
Although embodiments of the present application have been described in connection with the accompanying drawings, various modifications and variations may be made by those skilled in the art without departing from the spirit and scope of the application, and such modifications and variations fall within the scope of the application as defined by the appended claims.
Claims (15)
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| CN202411516986.8A CN119045628B (en) | 2024-10-29 | 2024-10-29 | Liquid cooling system connecting pipe, server liquid cooling system and server |
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| CN202411516986.8A CN119045628B (en) | 2024-10-29 | 2024-10-29 | Liquid cooling system connecting pipe, server liquid cooling system and server |
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| CN119045628B true CN119045628B (en) | 2025-02-28 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111595536A (en) * | 2020-06-28 | 2020-08-28 | 中国工商银行股份有限公司 | Liquid leakage detection device, liquid leakage treatment equipment, liquid cooling system and liquid leakage treatment method |
| WO2024017328A1 (en) * | 2022-07-20 | 2024-01-25 | 超聚变数字技术有限公司 | Server and server system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2163351Y (en) * | 1993-06-10 | 1994-04-27 | 神匠实业股份有限公司 | A water-cooled air conditioner |
| CN106686953B (en) * | 2017-02-10 | 2023-10-13 | 北京纳源丰科技发展有限公司 | Liquid cooling heat pipe heat dissipation system for cabinet server and control method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111595536A (en) * | 2020-06-28 | 2020-08-28 | 中国工商银行股份有限公司 | Liquid leakage detection device, liquid leakage treatment equipment, liquid cooling system and liquid leakage treatment method |
| WO2024017328A1 (en) * | 2022-07-20 | 2024-01-25 | 超聚变数字技术有限公司 | Server and server system |
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