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CN-122028385-A - Cooling water device and data computer lab

CN122028385ACN 122028385 ACN122028385 ACN 122028385ACN-122028385-A

Abstract

The invention discloses a cooling water device and a data machine room, wherein the cooling water device comprises an inner circulation pipeline and a medium guide pipeline, the inner circulation pipeline and the medium guide pipeline exchange heat in a heat exchanger to realize cooling of a first cooling medium in the medium guide pipeline, the medium guide pipeline comprises a medium storage tank communicated with the heat exchanger and a delivery pump connected with the medium storage tank, the upper part in the medium storage tank is provided with compressible gas, the lower part is provided with the first cooling medium, the medium storage tank is communicated with a supplementing branch for supplementing the first cooling medium into the medium storage tank, a diaphragm pump is arranged on the supplementing branch, and when the diaphragm pump operates, pressure pulses are generated and act in the medium storage tank to stabilize the area pressure of the junction between the medium storage tank and the delivery pump. According to the invention, the functions of pressure buffering, pulse voltage stabilization and medium supplementation are realized through cooperation of the compressible gas in the medium storage tank and the diaphragm pump, and special voltage stabilizing components such as a voltage stabilizing tank, an energy accumulator and the like are not required to be additionally arranged, so that the pipeline structure of the device is simplified.

Inventors

  • XIONG WEIGUO
  • CHEN GANG
  • ZHU YUANCHENG
  • QIU JUNXIANG

Assignees

  • 深圳市酷凌时代科技有限公司
  • 酷凌时代科技(浙江)有限公司

Dates

Publication Date
20260512
Application Date
20260408

Claims (10)

  1. 1. The cooling water device is characterized by comprising an inner circulation pipeline and a medium guide pipeline, wherein the inner circulation pipeline and the medium guide pipeline exchange heat in a heat exchanger (4) so as to realize cooling of a first cooling medium in the medium guide pipeline; the medium guide pipeline comprises a medium storage tank (5) communicated with the heat exchanger (4) and a delivery pump (61) connected with the medium storage tank (5), wherein compressible gas is arranged at the upper part in the medium storage tank (5), and a first cooling medium is stored at the lower part in the medium storage tank (5), the medium storage tank (5) is communicated with a supplementing branch (71) for supplementing the first cooling medium into the medium storage tank (5), and a diaphragm pump (62) is arranged on the supplementing branch (71); Wherein, the diaphragm pump (62) generates pressure pulse when operating and acts in the medium storage tank (5) to stabilize the area pressure in the medium storage tank (5) at the connection with the delivery pump (61).
  2. 2. The cooling water device according to claim 1, wherein a second port (52) is arranged on the side wall of the lower part of the medium storage tank (5) and communicated with the conveying pump (61); The top of the medium storage tank (5) is provided with a fifth interface (55), a sixth interface (56) is arranged on the medium storage tank (5) close to the second interface (52), and the fifth interface (55) is communicated with the sixth interface (56) through an auxiliary pipeline (72).
  3. 3. The cooling water device according to claim 2, wherein the auxiliary pipeline (72) is provided with a transparent section (721), the highest position of the transparent section (721) is not lower than the highest liquid level in the medium storage tank (5), and the lowest position of the transparent section (721) is not higher than the lowest liquid level in the medium storage tank (5).
  4. 4. The cooling water device according to claim 1, wherein the heat exchanger (4) has a heat exchange medium inlet (43) and a heat exchange medium outlet (44) provided in the medium guide line; The medium guide pipeline also comprises a water return port (81) communicated with the heat exchange medium inlet (43) and a water outlet (82) communicated with the delivery pump (61); a first interface (51) communicated with a heat exchange medium outlet (44) is arranged on the medium storage tank (5); a flowmeter (91) is arranged at the first interface (51).
  5. 5. The cooling water device according to claim 1, wherein a third interface (53) is arranged on the side wall of the lower part of the medium storage tank (5); The water filling port (83) and the three-way valve (63) are arranged on the supplementing branch (71), and the water filling port (83), the diaphragm pump (62), the second valve port (632) of the three-way valve (63), the first valve port (631) of the three-way valve (63) and the third interface (53) are communicated in sequence; a first switch valve (64) is arranged at the water injection port (83); The third valve port (633) of the three-way valve (63) is communicated with the water outlet (84) through a pipeline; The water outlet (84) is provided with a second switch valve (65).
  6. 6. The cooling water device according to claim 5, wherein a fourth interface (54) is arranged at the top of the medium storage tank (5), and the fourth interface (54) is communicated with the ventilation port (85) through a pipeline; And a third switch valve (66) is arranged at the ventilation opening (85).
  7. 7. The cooling water device according to claim 1, wherein a thermometer (92), an electrothermal tube (93) and a liquid level switch (94) are arranged in the medium storage tank (5); The thermometer (92) and the electric heating tube (93) are immersed in a first cooling medium at the lower part of the medium storage tank (5), and the liquid level switch (94) is arranged at the highest liquid level position corresponding to the first cooling medium in the medium storage tank (5).
  8. 8. The cooling water device according to claim 1, wherein the heat exchanger (4) has a heat exchange internal circulation inlet (41) and a heat exchange internal circulation outlet (42) which are provided in the internal circulation line; The internal circulation pipeline comprises a compressor (1), a condenser (2) and a throttle valve (3), and the heat exchange internal circulation outlet (42), the compressor (1), the condenser (2), the throttle valve (3) and the heat exchange internal circulation inlet (41) are sequentially connected and form circulation.
  9. 9. The cooling water apparatus according to claim 8, further comprising: A fan (21) arranged opposite to the condenser (2); And the shell (10) is used for installing an internal circulation pipeline and a medium guide pipeline.
  10. 10. A data room characterized by comprising a data processing cabinet and the cooling water device of any one of claims 1-9; the cooling water device is used for absorbing heat generated by the working of the data processing cabinet.

Description

Cooling water device and data computer lab Technical Field The invention relates to the technical field of cooling equipment, in particular to a cooling water device and a data machine room. Background When industrial equipment and matched data processing equipment are operated, a large amount of heat is generated, and the heat accumulation easily affects the operation of the equipment, shortens the service life and even causes faults. Taking data processing equipment as an example, too high temperature can cause calculation power to be reduced, operation is abnormal, and problems such as downtime and hardware damage can also occur when serious, so that a cooling water device is often arranged. The conventional cooling water device works in an internal and external circulation heat exchange mode, the external circulation directly cools the heating equipment, the internal circulation and the external circulation perform heat exchange, and finally heat is discharged outwards through the internal circulation, so that cooling is realized. Under the scenes of starting a delivery pump of a cooling water device, changing heat exchange load and the like, the conditions of unstable running of pressure fluctuation and medium flow are easy to occur, the conventional cooling water device is limited in pressure stabilizing capacity generally, when the delivery pump is just started, the pressure in an outer circulation pipeline is not stable yet and is easy to rise or suddenly drop, when the heat exchange load is changed, medium flow disturbance is easy to be caused, and further uneven flow speed and flow fluctuation of a cooling medium are caused, so that the heat exchange efficiency is reduced, and the cooling effect is influenced. The above problems often depend on the introduction of additional buffering or voltage stabilizing structures, which are generally bulky, have high installation space requirements, are not conducive to compact design of the system as a whole, and are difficult to arrange in application scenarios with limited space. Meanwhile, the connection path between the external buffer or voltage stabilizing structure and the inside of the cooling water device is longer, the response speed and effect of the external buffer or voltage stabilizing structure on transient pressure change are limited, and the compactness and the running stability of the system are difficult to consider. Therefore, how to realize pressure stabilization and volume adjustment in the pipeline operation process on the premise of not remarkably increasing the structural space of the system becomes a technical problem to be solved in the field. Disclosure of Invention The invention aims to provide a cooling water device and a data machine room, which solve the problem that the existing cooling water device is difficult to achieve both structural compactness and operation stability. To achieve the purpose, the invention adopts the following technical scheme: The cooling water device comprises an internal circulation pipeline and a medium guide pipeline, wherein the internal circulation pipeline and the medium guide pipeline exchange heat in a heat exchanger so as to realize cooling of a first cooling medium in the medium guide pipeline; The medium guide pipeline comprises a medium storage tank communicated with the heat exchanger and a delivery pump connected with the medium storage tank, wherein the upper part in the medium storage tank is provided with compressible gas, and the lower part is used for storing a first cooling medium; the diaphragm pump generates pressure pulses and acts in the medium storage tank when in operation so as to stabilize the area pressure of the junction between the medium storage tank and the delivery pump. Further, a second interface is arranged on the side wall of the lower part of the medium storage tank and communicated with the conveying pump; The top of the medium storage tank is provided with a fifth interface, a sixth interface is arranged on the medium storage tank close to the second interface, and the fifth interface is communicated with the sixth interface through an auxiliary pipeline. Further, the auxiliary pipeline is provided with a transparent section, the highest position of the transparent section is not lower than the highest liquid level in the medium storage tank, and the lowest position of the transparent section is not higher than the lowest liquid level in the medium storage tank. Further, the heat exchanger is provided with a heat exchange medium inlet and a heat exchange medium outlet which are arranged on the medium guide pipeline; The medium guide pipeline also comprises a water return port communicated with the heat exchange medium inlet and a water outlet communicated with the delivery pump; the medium storage tank is provided with a first interface communicated with the heat exchange medium outlet; and a flowmeter is arranged at the first interface. Further, a third interf