CN218352981U - Cooling system of liquid cooling server - Google Patents
Cooling system of liquid cooling server Download PDFInfo
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- CN218352981U CN218352981U CN202222106106.2U CN202222106106U CN218352981U CN 218352981 U CN218352981 U CN 218352981U CN 202222106106 U CN202222106106 U CN 202222106106U CN 218352981 U CN218352981 U CN 218352981U
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Abstract
The utility model is suitable for a liquid cooling server heat dissipation technical field discloses a liquid cooling server cooling system. The liquid cooling server cooling system comprises a heat exchanger, a water tank, at least one liquid cooling server and a ventilation pipeline. A first liquid inlet of the water tank is connected with a pipeline for liquid inlet, and a first liquid outlet of the water tank is connected with the heat exchanger through a pipeline; a second liquid inlet of the liquid cooling server is connected with the heat exchanger through a pipeline, a second liquid outlet is communicated with the water tank through a pipeline, and a first check valve is arranged on the pipeline between the second liquid inlet and the heat exchanger; one end of the vent pipeline is used for being connected with the air pump, the other end of the vent pipeline is communicated with the pipeline between the first check valve and the second liquid inlet, the air pump is used for providing high-pressure air for the vent pipeline, and the vent pipeline is further provided with an electromagnetic valve and a second check valve. This liquid cooling server cooling system improves production efficiency, clean and tidy site environment through setting up the residual coolant liquid after the high pressure ventilation pipeline discharges the liquid cooling server cooling.
Description
Technical Field
The application relates to the technical field of liquid cooling server heat dissipation, in particular to a cooling system of a liquid cooling server.
Technical Field
At present, when a liquid cooling server enters an aging ring in the production process, the liquid cooling server needs to be connected into a cooling system for cooling, after aging is completed, redundant cooling liquid can be remained in the cooling system, the redundant cooling liquid is often manually discharged through a switch valve, extra labor cost is needed, leakage of the cooling liquid caused by the fact that a pipeline switch valve is not closed tightly is easily caused, and then the surrounding environment is polluted. Therefore, there is a need to design a cooling system for a liquid cooling server to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The application provides a cooling system of liquid cooling server, it aims at solving the difficult technical problem of emptying completely of coolant liquid in the cooling system after liquid cooling server cooling finishes.
The embodiment of the application provides a cooling system of liquid cooling server, this cooling system includes:
a heat exchanger;
the water tank comprises a first liquid inlet and a first liquid outlet, the first liquid inlet is connected with a pipeline for liquid inlet, and the first liquid outlet is connected with the heat exchanger through a pipeline, so that cooling liquid flowing out of the first liquid outlet can pass through the heat exchanger;
the liquid cooling server comprises a second liquid inlet and a second liquid outlet, the second liquid inlet is connected with the heat exchanger through a pipeline, the second liquid outlet is communicated with the water tank through a pipeline, and a first check valve is arranged on the pipeline between the second liquid inlet and the heat exchanger;
and one end of the air vent pipeline is used for being connected with an air pump, the other end of the air vent pipeline is communicated with a pipeline between the first check valve and the second liquid inlet, the air pump is used for providing high-pressure gas for the air vent pipeline, and the air vent pipeline is further provided with an electromagnetic valve and a second check valve.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the cooling system of liquid cooling server through input high-pressure gas discharge liquid cooling server remains the coolant liquid in the coolant liquid pipeline after the cooling finishes, reduces the manual operation flow, thereby avoids leaking the polluted workshop environment because of error in the manual operation in-process simultaneously, has improved the cooling efficiency of liquid cooling server.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic view of a cooling system of a liquid cooling server according to an embodiment of the present application.
Fig. 2 is a schematic diagram of a cooling system of another liquid cooling server according to an embodiment of the present application.
Fig. 3 is a schematic diagram of a cooling system of another liquid cooling server according to an embodiment of the present application.
Fig. 4 is a schematic diagram of a cooling system of another liquid-cooled server according to an embodiment of the present application.
The reference numbers illustrate:
100. a cooling system; 110. a heat exchanger; 111. expanding the pressure barrel; 112. a valve; 113. a second temperature sensor; 120. a water tank; 121. a first liquid inlet; 122. a first liquid outlet; 123. a liquid return channel; 124. a water level ball; 125. a first temperature sensor; 126. a liquid discharge port; 130. a liquid cooling server; 131. a second liquid inlet; 132. a second liquid outlet; 133. a first check valve; 134. a first valve; 135. a second valve; 140. a vent line; 141. a first solenoid valve; 142. a second check valve; 150. a flow divider; 151. a liquid inlet of the flow divider; 152. a liquid outlet of the flow divider; 153. a shunt port; 154. a pressure sensor; 155. a flow regulating valve; 156. a second solenoid valve; 157. an electromagnetic flow meter; 160. a first pipeline; 161. a second pipeline; 162. a third valve; 163. a variable frequency constant pressure pump; 164. a check valve; 165. a fourth valve; 170. cooling the water inlet; 171. a cooling water return port; 172. a filter; 173. a third temperature sensor; 174. a fourth temperature sensor; 175. an integrating valve; 200. an internal circulation line; 300. an external circulation pipeline.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It is to be understood that the terminology used in the description of the present application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the specification of the present application and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
It should be further understood that the term "and/or" as used in this specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items and includes such combinations.
Some embodiments of the present application will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
As shown in fig. 1, fig. 1 is a schematic view of a cooling system of a liquid cooling server according to an embodiment of the present application.
The cooling system 100 of the liquid-cooled server includes: the heat exchanger 110, the water tank 120, the liquid-cooling server 130 and the ventilation pipeline 140, the water tank 120 includes a first inlet 121 and a first outlet 122, and the cooling liquid flows into the water tank 120 from the first inlet 121 and flows out from the first outlet 122 for cooling the liquid-cooling server 130. The first liquid outlet 122 is connected to the heat exchanger 110 through a pipeline, so that the cooling liquid flowing out of the first liquid outlet 122 can flow into the heat exchanger 110 for cooling. The liquid-cooling server 130 includes a second liquid inlet 131 and a second liquid outlet 132, the second liquid inlet 131 is connected to the heat exchanger 110 through a pipeline, the cooling liquid flows into the liquid-cooling server 130 after being cooled in the heat exchanger 110, the second liquid outlet 132 is communicated with the water tank 120 through a pipeline, and the cooling liquid flows into the water tank 120 after passing through the liquid-cooling server 130. A first check valve 133 is arranged on a pipeline between the second liquid inlet 131 and the heat exchanger 110 and used for preventing the cooling liquid from flowing back into the heat exchanger 110 from the liquid-cooling server 130; one end of the ventilation pipeline 140 is connected to the air pump, high-pressure gas is injected into the ventilation pipeline 140, the other end of the ventilation pipeline is communicated with a pipeline between the first check valve 133 and the second liquid inlet 131, a first electromagnetic valve 141 and a second check valve 142 are further arranged on the ventilation pipeline 140, the first electromagnetic valve 141 is used for controlling the flow and the on-off of the high-pressure gas, and the second check valve 142 is used for preventing cooling liquid from flowing back into the ventilation pipeline 140.
Preferably, the heat exchanger 110 is a plate heat exchanger. Two circulation pipelines are selected for cold and heat transfer in the heat exchanger 110, one circulation pipeline is connected with the internal circulation pipeline 200, and the internal circulation pipeline 200 is connected with the liquid cooling server 130 and is mainly used for radiating heat for the liquid cooling server 130; the other circulation pipeline is connected with an external circulation pipeline 300, and the external circulation pipeline 300 is mainly used for exchanging heat for the internal circulation pipeline 200 and reducing the temperature of cooling liquid in the internal circulation pipeline 200.
Preferably, the first inlet 121 of the water tank 120 mainly flows pure water or other pure cooling liquid with fast heat conduction, and the flowing cooling liquid containing impurities can flow after being filtered by a filtering device, so as to avoid blocking a pipeline and further relatively increase the cost of the system.
After the cooling system 100 of the liquid cooling server dissipates heat to the liquid cooling server 130 through the cooling liquid, high-pressure gas is input to discharge the cooling liquid in the pipeline into the water tank 120, so that the problem that the traditional cooling liquid is easy to remain in the pipeline is solved.
In some embodiments, as shown in fig. 2, the cooling system 100 of the liquid-cooled server further comprises a flow splitter 150, the flow splitter 150 comprising an inlet 151, an outlet 152 and at least one splitting port 153, the inlet 151 of the flow splitter communicating with the heat exchanger 110 through a pipeline, the outlet 152 of the flow splitter communicating with the water tank 120 through a pipeline; the at least one branch opening 153 is communicated with the second liquid inlet 131 of the liquid cooling server 130 through a pipeline to form a branch pipeline. After being cooled by the heat exchanger 110, the cooling liquid firstly flows into the flow divider 150 through the liquid inlet 151, and then flows out of the flow dividing port 153 of the flow divider 150 to the server through the first check valve 133, and the surplus cooling liquid of the flow divider 150 can flow back to the water tank 120 through the liquid outlet 152.
The flow divider 150 may simultaneously control the flow dividing of the plurality of liquid cooling servers 130 individually, so that the plurality of liquid cooling servers 130 perform the cooling operation simultaneously.
It should be noted that, the types and positions of the components used in each shunt pipeline are completely the same, the vent pipeline 140 may be respectively communicated with the pipeline between the first check valve 133 on each shunt pipeline and the second liquid inlet 131 of the liquid cooling server 130, the flow rate and the on-off of the high-pressure gas injected into the liquid cooling server 130 are respectively controlled by the first electromagnetic valve 141 and the second check valve 142, and the cooling liquid is prevented from flowing back into the vent pipeline 140.
In this embodiment, the flow divider 150 may simultaneously apply the cooling liquid cooled by the heat exchanger 110 to the plurality of liquid cooling servers 130, and separately perform a cooling operation on the plurality of liquid cooling servers 130, which is suitable for a scenario where the plurality of liquid cooling servers 130 need to be cooled at the same time.
In some embodiments, as shown in fig. 2, the first valve 134 is disposed in the pipeline between the first check valve 133 and the second liquid inlet 131 to control the flow and closing of the cooling liquid flowing into the liquid-cooled server 130; the line between the second outlet 132 and the water tank 120 is provided with a second valve 135 for controlling the flow of the cooling liquid out of the liquid cooling server 130 and closing the same.
Preferably, the first valve 134 and the second valve 135 can be controlled by ball valves to open and close the pipeline.
It should be noted that the vent line 140 may be disposed in the line between the first check valve 133 and the first valve 134, and the first valve 134 may also control the on/off of the high-pressure gas.
In some embodiments, as shown in fig. 2, the water tank 120 further includes a liquid return channel 123, and the second liquid outlet 132 of the liquid cooling server is connected to the liquid return channel 123 through a pipeline and flows into the water tank 120; the liquid return passage 123 is provided with an exhaust hole, and when the high-pressure gas retracts the redundant cooling liquid in the pipeline into the water tank 120, the redundant high-pressure gas can be exhausted through the exhaust hole in the liquid return passage 123.
It should be noted that the vent hole is set to a length as high as possible according to the surrounding environment, so that the liquid flowing into the water tank 120 is prevented from flowing out of the vent hole.
In some embodiments, as shown in fig. 3, the water tank 120 includes two first liquid outlets 122, the two first liquid outlets 122 have different corresponding water levels in the water tank 120 and respectively correspond to the first pipeline 160 and the second pipeline 161, one end of the first pipeline 160 is connected to one of the first liquid outlets 122 of the water tank 120, and the other end of the first pipeline is communicated with the heat exchanger 110; one end of the second pipeline 161 is connected to the other first liquid outlet 122 of the water tank 120, and the other end is communicated with the heat exchanger 110. A level ball 124 is provided in the water tank 120 for monitoring the water level in the water tank 120. When the water level in the monitoring water tank 120 is higher than a preset water level value, controlling the switch of the first pipeline 160 to be opened, wherein the first pipeline 160 is communicated with the heat exchanger 110; when the water level in the monitoring water tank 120 is lower than a certain preset water level value, the switch of the second pipeline 161 is controlled to be opened, and the second pipeline 161 is communicated with the heat exchanger 110.
Specifically, the first and second pipes 160 and 161 may be provided with a third valve 162, a variable frequency constant pressure pump 163, a check valve 164, and a fourth valve 165, respectively, for maintaining the pressure of the pipe coolant and controlling the flow and closing of the coolant in the pipe.
In this embodiment, two pipelines are provided for different water levels in the water tank and are communicated with the heat exchanger 110, so that the coolant can normally flow through the internal circulation pipeline 200 when the water level in the water tank 120 is low even if the pressure in the water tank 120 is prevented from being too high.
In some embodiments, as shown in fig. 3, the water tank 120 is provided with a first temperature sensor 125 for monitoring the temperature of the water in the water tank 120, and when the temperature of the water in the water tank 120 exceeds a first preset temperature value, the amount of water in the external circulation pipeline 300 of the heat exchanger 110 is adjusted in time to adjust the heat exchange temperature. The bottom of the tank 120 may be provided with a drain port 126 for draining excess coolant from the tank 120.
In some embodiments, as shown in fig. 3, the pipeline between the heat exchanger 110 and the flow divider 150 is connected to a valve 112 via an expansion pressure barrel 111 to regulate the pressure of the cooling fluid in the pipeline and facilitate the circulation of the cooling fluid.
In some embodiments, as shown in FIG. 3, the conduit between the heat exchanger 110 and the flow divider 150 may be provided with a second temperature sensor 113 for monitoring the temperature of the cooling fluid flowing from the heat exchanger 110. When the temperature of the cooling liquid is higher than a second preset temperature value, an alarm function is triggered to remind an operator to adjust in time. Meanwhile, the heat exchange efficiency of the heat exchanger 110 can be detected by comparing the temperature difference between the first temperature sensor 125 and the second temperature sensor 113.
In some embodiments, as shown in FIG. 3, the flow divider 150 may be provided with a pressure sensor 154 for detecting the pressure of the cooling fluid in the flow divider 150, so as to prevent the pressure of the cooling fluid in the pipeline from being too high due to the over-pressurization of the expansion pressure tank 111, thereby causing a danger.
Preferably, the parameters of the pressure sensor 154 may be selected to have a pressure of 0-0.6 mp and a current of 4-20 mA.
In some embodiments, as shown in fig. 3, a flow control valve 155, a second solenoid valve 156, and an electromagnetic flow meter 157 are disposed on the pipeline between the flow divider 150 and the first check valve 133, wherein the flow control valve 155 is used for controlling the flow of the cooling liquid flowing into the liquid-cooled server 130, the second solenoid valve 156 is used for opening or closing the cooling liquid flowing into the liquid-cooled server 130, and the electromagnetic flow meter 157 is used for detecting the flow value of the cooling liquid flowing into the liquid-cooled server 130.
In some embodiments, as shown in fig. 3, the liquid outlet 152 of the flow divider 150 and the pipeline of the water tank 120 are provided with a flow regulating valve 155 and a second solenoid valve 156 for regulating the flow rate of the cooling liquid in the flow divider directly flowing into the water tank 120 and the flow and closing.
In some embodiments, as shown in fig. 3, a check valve 164 and a flow regulating valve 155 are provided on a pipe between the second valve 135 and the water tank 120 to regulate the flow of the cooling liquid flowing out from the liquid cooling server 130 to the water tank 120 while preventing the cooling liquid flowing into the water tank 120 from flowing back to the second valve 135.
In some embodiments, as shown in fig. 4, in the external circulation pipeline 300 of the cooling system 100 of the liquid cooling server, a cooling water inlet 170 and a cooling water return 171 are provided, and the liquid flows in from the cooling water inlet 170 and flows out from the cooling water return 171 after exchanging heat through the heat exchanger 110. A filter 172 and a third temperature sensor 173 are disposed in a pipeline between cooling water inlet 170 and heat exchanger 110, and filter 172 is used to filter impurities, such as silt and rust, in the liquid flowing in from cooling water inlet 170, prevent the flowing liquid from blocking a pipeline channel inside heat exchanger 110 after entering heat exchanger 110, and simultaneously filter bubbles and vortexes in the liquid flowing in from cooling water inlet 170. The third temperature sensor 173 is used to record the temperature of the liquid flowing from the cooling water inlet 170. An electromagnetic flow meter 157, a fourth temperature sensor 174 and an integral valve 175 are arranged on a pipeline between the heat exchanger 110 and the cooling water outlet 171, the electromagnetic flow meter 157 is used for detecting the flow of liquid in the pipeline, the fourth temperature sensor 174 is used for recording the temperature of the liquid after heat exchange flowing out of the heat exchanger 110, and the integral valve 175 is used for controlling the opening degree of a pipeline valve and controlling the flow of the liquid. Comparing the temperature difference between the third temperature sensor 173 and the fourth temperature sensor 174 can determine the heat exchange efficiency of the heat exchanger 110, and if the difference is small, it can check whether the heat exchanger 110 is faulty.
In some embodiments, as shown in fig. 4, the cooling system 100 of the liquid cooling server may include several combinations of the above embodiments, or all combinations, to constitute new embodiments.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or substitutions within the technical scope of the present application, and these modifications or substitutions should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. A cooling system for a liquid cooling server, the cooling system comprising:
a heat exchanger;
the cooling system comprises a water tank, a heat exchanger and a cooling system, wherein the water tank comprises a first liquid inlet and a first liquid outlet, the first liquid inlet is connected with a pipeline for liquid inlet, and the first liquid outlet is connected with the heat exchanger through a pipeline, so that cooling liquid flowing out of the first liquid outlet can pass through the heat exchanger;
the liquid cooling server comprises a second liquid inlet and a second liquid outlet, the second liquid inlet is connected with the heat exchanger through a pipeline, the second liquid outlet is communicated with the water tank through a pipeline, and a first check valve is arranged on the pipeline between the second liquid inlet and the heat exchanger;
the air pipe, air pipe's one end is used for being connected with the air pump, air pipe's the other end with first check valve with pipeline intercommunication between the second inlet, the air pump be used for air pipe provides high-pressure gas, still be equipped with solenoid valve and second check valve on the air pipe.
2. The cooling system of a liquid cooled server of claim 1, further comprising:
the flow divider comprises a liquid inlet, a liquid outlet and at least one flow dividing port, the liquid inlet of the flow divider is communicated with the heat exchanger through a pipeline, and the liquid outlet of the flow divider is communicated with the water tank through a pipeline; and the at least one branch port is communicated with a second liquid inlet of the liquid cooling server through a pipeline.
3. The cooling system of the liquid cooling server according to claim 2, wherein a first valve is arranged on a pipeline between the second liquid inlet and the flow dividing port of the flow divider; and a second valve is arranged on a pipeline between the second liquid outlet and the water tank.
4. The cooling system of the liquid cooled server of claim 1, wherein the water tank further comprises:
the second liquid outlet is communicated with the liquid return channel through a pipeline; and the liquid return channel is provided with an exhaust hole.
5. The cooling system of claim 1, wherein the water tank comprises two first liquid outlets, and the two first liquid outlets have different corresponding water levels in the water tank; the cooling system includes:
one end of the first pipeline is connected with one first liquid outlet of the water tank, and the other end of the first pipeline is communicated with the heat exchanger;
one end of the second pipeline is connected with the other first liquid outlet of the water tank, and the other end of the second pipeline is communicated with the heat exchanger.
6. The cooling system of liquid cooling server of claim 5, wherein the first pipeline and the second pipeline are sequentially provided with a third valve, a variable frequency constant pressure pump, a check valve and a fourth valve.
7. The cooling system of the liquid cooling server of claim 2, wherein the pipeline between the heat exchanger and the flow divider is connected to an expansion pressure drum through a valve, and the expansion pressure drum is used for adjusting the pressure of the cooling liquid in the pipeline.
8. The cooling system of liquid cooling server of claim 2, wherein a flow regulating valve, a solenoid valve and a flow meter are provided on the pipeline between the flow divider and the first check valve.
9. The cooling system of liquid cooling server of claim 3, wherein a check valve and a flow control valve are disposed on the pipeline between the second valve and the water tank.
10. The cooling system of a liquid cooling server according to claim 2, wherein two circulation lines are connected to the heat exchanger: the internal circulation pipeline is communicated with the water tank and the flow divider through pipelines by the heat exchanger; the external circulation pipeline is communicated with the external circulation cooling pipeline through the heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222106106.2U CN218352981U (en) | 2022-08-09 | 2022-08-09 | Cooling system of liquid cooling server |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222106106.2U CN218352981U (en) | 2022-08-09 | 2022-08-09 | Cooling system of liquid cooling server |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218352981U true CN218352981U (en) | 2023-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222106106.2U Active CN218352981U (en) | 2022-08-09 | 2022-08-09 | Cooling system of liquid cooling server |
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| Country | Link |
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| CN (1) | CN218352981U (en) |
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- 2022-08-09 CN CN202222106106.2U patent/CN218352981U/en active Active
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