Modular multi-occasion application liquid cooling equipment

Abstract

The utility model relates to modular multi-occasion application liquid cooling equipment, which comprises a primary water cooling side, compression refrigeration systems, a cold supply side and more than two evaporators, more than two compression side heat processes and one cold supply side heat process are arranged in each evaporator, each compression side heat process is connected with one compression refrigeration system, and each cold supply side heat process is connected with one cold supply side heat process. The condensers of all the compression side heat processes are jointly connected with a primary water cooling side, and the cold supply side heat processes of more than two evaporators are jointly connected with a cold supply side. The multiple evaporators are connected with the cold supply side together, combined use and standby replacement of the multiple evaporators can be met, and the cold supply and heat exchange requirements for large-span different heat exchange amounts, flows and temperatures under a large wide temperature range are met; the heat stroke of the compression side of each evaporator is connected with a plurality of compression refrigeration systems, standby switching of the compression refrigeration system of the single evaporator is considered, the heat exchange amount and the flow control precision are improved, the requirement for matched application of modules of all compressors and evaporators is met, and the system is particularly suitable for being used in electronic occasions with the high-temperature liquid refrigeration requirement.

Description

TECHNICAL FIELD

[0001] The utility model relates to liquid cooling field, specifically to a modular multi-application liquid cooling equipment. BACKGROUND

[0002] With the increasing demand and requirement of the corresponding function and performance of the liquid cooling heat dissipation equipment in the national science and technology front field, the refrigerating capacity required in the early performance test and test verification of the electronic heating module or other heating power device of different types and different index demands of domestic major scientific research institutions also presents real-time fluctuation, and the electronic heating module test needs to be matched with different heat exchange capacity, different flow and different temperature scene. The existing liquid cooling equipment mostly adopts a set of compression and evaporation heat exchange structure, and even if the compressor power is adjusted to meet the demand of heat exchange capacity, flow and temperature in a large range, there are problems such as reduced service life, serious power waste and the like. SUMMARY

[0003] The utility model provides a modular multi-application liquid cooling equipment which has the advantages of simple structure, meeting wide temperature range environmental conditions, meeting module combination application of large span different heat exchange capacity, flow and temperature scene, energy saving, prolonging service life and the like.

[0004] The utility model discloses a modular multi-application liquid cooling equipment, including integrated in the case primary water cooling side, compression refrigerating system and cold side, its characterized in that: still include two above evaporator, be equipped with two above compression side heat course and a cold side heat course in each evaporator, each compression side heat course connects a compression refrigerating system, the condenser of all compression side heat course is connected to primary water cooling side, two above evaporator's cold side heat course is connected to the cold side.

[0005] Further, the compression refrigerating system includes a compressor, a condenser, a liquid reservoir, a drying filter, an expansion valve and a gas-liquid separator, the compressor exhaust is connected to a U-shaped bend pipe, a shock pipe, a condenser, a liquid reservoir, a drying filter, an expansion valve and a gas-liquid separator in sequence on the compression refrigerating pipeline, and the evaporator one-way compression side heat course import is connected, the evaporator one-way compression side heat course export is connected to the compressor through the gas-liquid separator, shock pipe and U-shaped bend pipe back gas on the compression refrigerating pipeline in sequence.

[0006] Further, the compressor exhaust is connected to a U-shaped bend pipe, a shock pipe and a bypass pipeline between the expansion valve and the evaporator in sequence on the compression refrigerating pipeline, and the bypass pipeline is provided with a stop valve and a bypass electromagnetic valve in sequence.

[0007] Further, the primary water cooling side comprises a primary water cooling inlet pipe and a primary water cooling return pipe, the primary water cooling inlet pipe is connected to the user cooling tower, the primary water cooling inlet pipe is connected to the condenser inlets of all compression refrigeration systems through a plurality of paths in sequence after a one-way ball valve, a flow switch, a filter and a pressure gauge, the condenser outlets of all compression refrigeration systems are connected to the primary water cooling return pipe through a one-way ball valve respectively, and the primary water cooling return pipe is connected to the user cooling tower.

[0008] Further, the cooling side comprises a water tank, an external pipe network inlet water pipe, an external pipe network outlet water pipe and a cooling pipe, the lower part of the water tank is connected to the cooling side heat inlet of a plurality of evaporators through a plurality of paths of the cooling pipe, a circulating pump, a check valve and a pressure gauge are arranged on the cooling pipe in sequence, the cooling side heat outlets of the plurality of evaporators are connected to the external pipe network outlet water pipe, a precision filter is arranged on the external pipe network outlet water pipe, ball valves are arranged in front of and behind the precision filter, the external pipe network inlet water pipe is connected to the upper part of the water tank, and a flow sensor, a pressure sensor, a temperature sensor and a ball valve are arranged on the external pipe network inlet water pipe in sequence.

[0009] Further, the water tank is also connected to an internal circulation return water pipe, the internal circulation return water pipe is connected to the middle part of the water tank before the ball valve of the external pipe network outlet water pipe, and a return water valve group is arranged on the internal circulation return water pipe, the return water valve group is a ball valve and / or an electromagnetic valve.

[0010] Further, the return water valve group is also connected to a return water bypass pipe in parallel, a return water bypass valve group is arranged on the return water bypass pipe, and the return water bypass valve group is a ball valve and / or an electromagnetic valve.

[0011] Further, the circulating pump is connected to the cooling pipe through a hose in front of and behind the circulating pump.

[0012] Further, the water tank is provided with a liquid level meter, an electric heater, a manual liquid adding opening and a emptying ball valve.

[0013] Further, an external temperature sensor is arranged outside, and the external temperature sensor is connected to the primary water cooling side, the compression refrigeration system and the cooling side through a control cabinet.

[0014] The utility model discloses the beneficial effect is:

[0015] 1, the compressor exhaust, return gas are connected through the shock absorber pipe, can effectively reduce the vibration noise of compressor and exhaust fluctuation influence compression refrigeration stability, the circulating pump before and after the water tank is connected through the hose, can effectively reduce the whole noise of circulating pump and the pumping fluctuation influence evaporator cooling stability, comprehensively improve the stability of equipment.

[0016] 2. The use of multiple evaporators to supply cold side can meet the use of multiple evaporators and standby replacement, and meet the demand of large span different heat transfer, flow and temperature under a larger temperature range; the compression side of each evaporator is connected to multiple compression refrigeration systems, which can meet the standby switching of single evaporator compression refrigeration system, further control the control accuracy of heat transfer and flow, meet the fine adjustment demand under the monitoring of external temperature sensor, and the modular cooperation of each compressor and evaporator is especially suitable for electronic occasions with high precision liquid cooling demand. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 The principle diagram of the utility model.

[0018] In the figure: primary water cooling side 1, primary water cooling inlet pipe 101, user cooling tower 102, inlet pipe one-way ball valve 103, flow switch 104, filter 105, pressure gauge 106, primary water cooling return pipe 107, return pipe one-way ball valve 108, evaporator 2, compression refrigeration system 3, compressor 301, compression refrigeration pipe 302, U-shaped bend pipe 303, shock absorption pipe 304, condenser 305, liquid accumulator 306, drying filter 307, expansion valve 308, gas-liquid separator 309, bypass pipe 310, stop valve 311, bypass electromagnetic valve 312, cooling side 4, water tank 401, cooling pipe 402, hose 403, circulating pump 404, check valve 405, pressure gauge 406, external pipe network inlet water pipe 407, external pipe network outlet water pipe 408, flow sensor 409, pressure sensor 410, temperature sensor 411, inlet water ball valve 412, outlet water ball valve 413, fine filter 414, internal circulation return water pipe 415, return water valve group 416, return water bypass pipe 417, return water bypass electromagnetic valve 418. DETAILED DESCRIPTION

[0019] The following is further illustrated in combination with the drawings and examples.

[0020] Figure 1 As shown: a modular multi-occasion liquid cooling equipment includes integrated in the chassis primary water cooling side 1, two evaporators 2, four compression refrigeration systems 3 and cooling side 4, each evaporator 2 is provided with two or more compression side heat paths and one cooling side heat path, each compression side heat path is connected to a compression refrigeration system 3, the condensers of all compression side heat paths are connected to the primary water cooling side 1, and the cooling side heat paths of two or more evaporators are connected to the cooling side 4.

[0021] The compression refrigeration system 3 comprises a compressor 301, a compression refrigeration pipeline 302, a U-shaped bend pipe 303, a shock absorber pipe 304, a condenser 305, a liquid reservoir 306, a drying filter 307, an expansion valve 308, a gas-liquid separator 309, a bypass pipeline 310, a stop valve 311, and a bypass electromagnetic valve 312. The exhaust outlet of the compressor 301 is connected to the gas inlet of the compression refrigeration pipeline 302, and the compression refrigeration pipeline 302 is sequentially provided with the U-shaped bend pipe 303, the shock absorber pipe 304, the condenser 305, the liquid reservoir 306, the drying filter 307, and the expansion valve 308 connected to the compression side heat inlet of the evaporator. The compression side heat outlet of the evaporator is connected to the gas inlet of the compressor through the gas-liquid separator 309, the shock absorber pipe, and the U-shaped bend pipe.

[0022] The condensers 305 of the four compression refrigeration systems 3 are respectively connected to the water inlet of the user cooling tower 102 through the four return pipe one-way ball valves 108 and the primary water cooling return pipe 107. The user cooling tower 102 is connected to the water inlets of the condensers 305 of the four compression refrigeration systems through the primary water cooling inlet pipe 101. The primary water cooling inlet pipe 101 is sequentially provided with the inlet pipe one-way ball valve 103, the flow switch 104, the filter 105, and the pressure gauge 106.

[0023] The cooling side heat outlets of the four evaporators 2 are connected to the outlet pipe 408 of the external pipe network. The outlet pipe 408 is sequentially provided with the outlet ball valve 413, the precision filter 414, and the outlet ball valve. The inlet pipe 407 of the external pipe network is connected to the upper part of the water tank 401. The inlet pipe 407 is sequentially provided with the flow sensor 409, the pressure sensor 410, the temperature sensor 411, and the inlet ball valve 412.

[0024] The lower part of the water tank 401 is connected to the cooling pipes 402, which are connected to the cooling side heat inlets of the multiple evaporators 2. The cooling pipes 402 are sequentially provided with the hose 403, the circulating pump 404, the hose, the check valve 405, and the pressure gauge 406. The water tank is also connected to the internal circulation return pipe 415, which is connected to the middle part of the water tank before the outlet ball valve of the outlet pipe of the external pipe network. The internal circulation return pipe 415 is provided with the return valve group 416, which is a ball valve and / or an electromagnetic valve. The return valve group is also connected to the return bypass pipe 417, which is provided with the return bypass electromagnetic valve 418.

[0025] In this embodiment, the ball valve is only a valve structure selection for pipeline on-off control. The protection scope of the application is not limited to the ball valve. Other existing valves and electrically controlled valves are also within the protection scope of the application.

[0026] In this embodiment, only two evaporators are selected, and each evaporator is matched with two compression refrigeration systems. On this basis, more than three evaporators can be set, and each evaporator is matched with more than three compression refrigeration systems to meet the demand for wider use parameters.

[0027] In the embodiment, each pipeline is provided with a valve to control the on-off, which is a conventional technology in the field of air conditioning and liquid cooling. The compressor is provided with a pressure sensor and a temperature sensor to monitor the exhaust and return gas, which is a conventional technology. The water tank is provided with a liquid level meter, an electric heater, a manual liquid filling port and a venting ball valve, which are conventional technologies. Therefore, the application will not be described in detail.

[0028] On the basis of the embodiment, an external temperature sensor is externally arranged, and the external temperature sensor is connected with the water cooling side, the compression refrigeration system and the cooling supply side through the control cabinet.

Claims

1. A modular multi-application liquid cooling device, comprising a primary water cooling side, a compression refrigeration system and a cooling supply side integrated in a case, characterized in that: The two or more evaporators are each provided with two or more compression-side heat circuits and one cold supply-side heat circuit, each compression-side heat circuit is connected to a compression refrigeration system, the condensers of all compression-side heat circuits are connected to one water cooling side, and the cold supply-side heat circuits of the two or more evaporators are connected to the cold supply side.

2. The modular multi-purpose liquid cooling device of claim 1, wherein: The compression refrigeration system comprises a compressor, a condenser, a liquid reservoir, a drying filter, an expansion valve and a gas-liquid separator, the compressor exhaust is connected to a U-shaped bend pipe, a shock-proof pipe, the condenser, the liquid reservoir, the drying filter, the expansion valve and an inlet of a first compression-side heat circuit of an evaporator in sequence through a compression refrigeration pipeline, and an outlet of the first compression-side heat circuit of the evaporator is connected to a gas-liquid separator, a shock-proof pipe and a U-shaped bend pipe in sequence through the compression refrigeration pipeline, and the gas is connected to the compressor.

3. The modular multi-purpose liquid cooling device of claim 2, wherein: The compressor exhaust is connected to a U-shaped bend pipe and a shock-proof pipe through the compression refrigeration pipeline, and then a bypass pipeline is branched out to be connected between the expansion valve and the evaporator, and a stop valve and a bypass electromagnetic valve are arranged in sequence on the bypass pipeline.

4. The modular multi-purpose liquid cooling device of claim 1, wherein: The water cooling side comprises a water cooling inlet pipe and a water cooling return pipe, the water cooling inlet pipe is connected to a user cooling tower, the water cooling inlet pipe is branched out into multiple paths through a one-way ball valve, a flow switch, a filter and a pressure gauge in sequence, and then is connected to the inlets of the condensers of all compression refrigeration systems, the outlets of the condensers of all compression refrigeration systems are respectively connected to the water cooling return pipe through a one-way ball valve, and the water cooling return pipe is connected to the user cooling tower.

5. The modular multi-purpose liquid cooling device of claim 1, wherein: The cold supply side comprises a water tank, an external pipe network inlet water pipe, an external pipe network outlet water pipe and a cold supply pipeline, the lower part of the water tank is branched out into multiple paths through the cold supply pipeline to be connected to the inlets of the cold supply-side heat circuits of multiple evaporators, a circulating pump, a check valve and a pressure gauge are arranged in sequence on the cold supply pipeline, the outlets of the cold supply-side heat circuits of the multiple evaporators are connected to the external pipe network outlet water pipe, a fine filter is arranged on the external pipe network outlet water pipe, a ball valve is arranged before and after the fine filter, the external pipe network inlet water pipe is connected to the upper part of the water tank, and a flow sensor, a pressure sensor, a temperature sensor and a ball valve are arranged in sequence on the external pipe network inlet water pipe.

6. The modular multi-purpose liquid cooling device of claim 5, wherein: The water tank is further connected to an internal circulation return water pipe, the internal circulation return water pipe is connected to the middle part of the water tank before the ball valve of the external pipe network outlet water pipe, and a return water valve group is arranged on the internal circulation return water pipe.

7. The modular multi-purpose liquid cooling device of claim 6, wherein: The return water valve group is further connected in parallel to a return water bypass pipe, a return water bypass valve group is arranged on the return water bypass pipe, and the return water bypass valve group is a ball valve and / or an electromagnetic valve.

8. The modular multi-purpose liquid cooling device of claim 5, wherein: The circulating pump is connected to the cold supply pipeline through a hose before and after the circulating pump.

9. The modular multi-purpose liquid cooling device of claim 5, wherein: The water tank is provided with a liquid level meter, an electric heater, a manual liquid adding port and a emptying ball valve.

10. The modular multi-purpose liquid cooling device of claim 1, wherein: An external temperature sensor is further arranged outside, and the external temperature sensor is connected to the water cooling side, the compression refrigeration system and the cold supply side through a control cabinet.

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