CN217608175U - Cooling module, cooling cabinet and cooling system - Google Patents

Abstract

The utility model discloses a cooling module, cooling cabinet and cooling system. The cooling module comprises a box body, a heat exchanger, a fan, a pump and an electric control unit; the box body is provided with a liquid inlet joint and a liquid outlet joint; the heat exchanger is arranged in the box body and is provided with a plurality of air passing channels, the air passing channels are provided with a liquid inlet communicated with the liquid inlet joint and a liquid outlet communicated with the liquid outlet joint, a first cavity is formed between the air passing channels and the first end wall, and a second cavity is formed between the air passing channels and the second end wall; the pump is arranged in the second chamber, and the electric control unit is arranged in the first chamber; the fan drives the air to be discharged to the second air port from the first air port through the exhaust duct; the pump drives the liquid to be discharged from the liquid inlet joint to the liquid outlet joint. The cooling cabinet comprises the cooling module. The heat dissipation system comprises the cooling cabinet. The cooling module of the utility model has high integration level, small volume, convenient pipeline laying and high heat dissipation efficiency; the cooling cabinet and the heat dissipation system have high heat dissipation efficiency.

Description

Cooling module, cooling cabinet and heat dissipation system

Technical Field

The utility model relates to a heat dissipation technical field, concretely relates to cooling module, cooling cabinet and cooling system.

Background

When the electronic equipment works, heat loss can be generated, the temperature of the air in the device and the cabinet rises, if the temperature exceeds the limit that the element can bear, the phenomena of insulation failure, functional failure and the like of an electrical element can be caused, so the heat dissipation efficiency can have great influence on the performance of the electronic equipment.

Liquid cooling mode heat dissipation needs to cool off the liquid through the server part that generates heat, generally cools off through the waiting to cool off liquid of server through liquid cooling cabinet convection current, generally sets up heat transfer board, pump and the control unit in the liquid cooling cabinet, and the heat transfer board volume is often great for whole liquid cooling cabinet volume is also great, and the control unit and pump then often are located the radiating area outside, and the heat of the control unit and pump can not in time be discharged, has influenced the radiating efficiency of whole liquid cooling cabinet. When devices with high calorific value, such as a circuit breaker, exist in the control unit, potential safety hazards are easy to occur when liquid leaks from the liquid pipeline. In addition, the existing liquid cooling cabinet also has the problems of low integration level and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned defect or the problem that exist among the background art, provide a cooling module, cooling cabinet and cooling system, the integrated level is high, small, the radiating efficiency is high and more safe.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a cooling module comprises a box body, wherein a first end wall and a second end wall which are opposite to each other are arranged along a first direction, a first air port is formed in the first end wall, and a second air port, a liquid inlet joint and a liquid outlet joint are formed in the second end wall; the heat exchanger is arranged in the box body and is provided with a plurality of air passing channels extending along a first direction, a first cavity is formed between the heat exchanger and the first end wall, a second cavity is formed between the heat exchanger and the second end wall, and the first cavity and the second cavity are only communicated through the air passing channels; a liquid inlet communicated with the liquid inlet connector and a liquid outlet communicated with the liquid outlet connector are formed in the position, facing the second end wall, of the liquid inlet connector; the fan is arranged in the first chamber or the second chamber and is used for driving the air to be discharged from the first air port to the second air port through the air passage; the pump is arranged in the second chamber and positioned on an air flow path formed by the fan so as to drive liquid to be discharged from the liquid inlet joint to the liquid outlet joint; and the electric control unit is at least partially arranged in the first chamber and is positioned on an air flow path formed by the fan so as to supply power to the fan and the pump and control the fan and the pump to be opened and closed.

Based on the technical scheme I, the refrigerator is further provided with a technical scheme II, wherein the refrigerator body is provided with a first side wall and a second side wall which are opposite to each other along a second direction perpendicular to the first direction; the liquid inlet joint, the liquid outlet joint, the liquid inlet and the liquid outlet are all close to the first side wall of the box body, and the liquid inlet and the liquid outlet correspond to the liquid inlet joint and the liquid outlet joint respectively.

Based on the second technical scheme, the heat exchanger also comprises a third technical scheme, wherein in the third technical scheme, the heat exchanger extends along the second direction, one end of the heat exchanger is provided with a liquid inlet cavity and a liquid outlet cavity, and the other end of the heat exchanger is provided with a liquid passing cavity; the liquid inlet cavity and the liquid outlet cavity are arranged along a third direction, the liquid inlet is arranged in the liquid inlet cavity, and the liquid outlet is arranged in the liquid outlet cavity; the heat exchanger is provided with a plurality of liquid cooling pipes and a plurality of radiating fins, each liquid cooling pipe forms at least two groups of liquid cooling pipe groups, each group of liquid cooling pipe groups are arranged along a third direction and are parallel to each other, an air passing channel is formed between every two adjacent liquid cooling pipe groups, each group of liquid cooling pipe groups comprises at least one liquid cooling pipe extending along a second direction, each liquid cooling pipe in each group of liquid cooling pipe groups is arranged along the first direction, and the section of each liquid cooling pipe perpendicular to the second direction is flat; two ends of part of the liquid cooling pipes are respectively communicated with the liquid inlet cavity and the liquid passing cavity, and two ends of the rest of the liquid cooling pipes are respectively communicated with the liquid outlet cavity and the liquid passing cavity; the radiating fins are correspondingly arranged in the air passing channels one by one; the first direction, the second direction and the third direction are orthogonal.

Based on the third technical scheme, the heat exchanger is further provided with a body, the liquid inlet cavity, the liquid outlet cavity and the liquid passing cavity are formed in the body, the body is provided with a first wall and a second wall which are distributed along a third direction, the first wall and the second wall extend along the second direction and are located on two sides of each liquid cooling pipe group along the third direction, two ends of the first wall are respectively connected with the liquid inlet cavity and the liquid passing cavity, and two ends of the second wall are respectively connected with the liquid outlet cavity and the liquid passing cavity; the air passing channel is formed between the liquid cooling pipe group closest to the first wall and the first wall, and the air passing channel is formed between the liquid cooling pipe group closest to the second wall and the second wall; the radiating fins are in a sawtooth shape.

Based on the fourth technical scheme, a fifth technical scheme is further provided, and in the fifth technical scheme, the device further comprises a standby pump arranged in the second chamber; the fan is arranged in the second chamber, the standby pump is connected with the pump in parallel, and the standby pump and the pump are arranged along the first direction and are both positioned between the fan and the heat exchanger; the electric control unit also supplies power to the standby pump and controls the standby pump to be started and stopped.

Based on the fifth technical scheme, the liquid level detection device further comprises a sixth technical scheme, wherein the liquid level detection device further comprises an expansion water tank and a filter, the expansion water tank is arranged in the second cavity close to the second side wall of the box body, liquid supply ends of the pump and the standby pump are communicated with the liquid inlet connector through the expansion water tank, and liquid feeding ends of the pump and the standby pump are communicated with the liquid inlet; the filter is close to the first side wall of the box body and is arranged in the second cavity, and the liquid outlet is communicated with the liquid outlet joint through the filter.

Based on technical scheme six, still be equipped with technical scheme seven, in technical scheme seven, still including arranging the detecting element in the second cavity in, detecting element is connected or signal connection with the electrical unit electricity, detecting element includes first pressure sensor, second pressure sensor, first temperature sensor and second temperature sensor, and first pressure sensor and first temperature sensor are used for detecting pressure and the temperature that is close to the liquid pipeline of liquid inlet joint respectively and send electrical unit, and second pressure sensor and second temperature sensor are used for detecting pressure and the temperature that is close to the liquid pipeline of liquid outlet joint respectively and send electrical unit.

Based on the second technical scheme, the air-cooled fan is further provided with an eighth technical scheme, in the eighth technical scheme, third air ports are further formed in the portions, corresponding to the first cavity, of the first side wall and the second side wall, and the fan is further suitable for driving air to be discharged to the second air port from the third air ports through the air passage.

The cooling cabinet comprises at least one rack, wherein a plurality of mounting channels extending along the first direction are distributed on the rack along a third direction perpendicular to the first direction; the cooling modules are accommodated in the installation channel and distributed along a third direction through air channels; the liquid distribution pipe is arranged on the rack, is close to the second end wall of the box body, extends along a third direction and is provided with liquid distribution openings which are communicated with the liquid inlet joints in a one-to-one correspondence manner; the liquid collecting pipe is arranged on the rack, is close to the second end wall of the box body, extends along the third direction and is provided with liquid collecting ports which are communicated with the liquid outlet joints in a one-to-one correspondence manner; the liquid inlet joint, the liquid outlet joint, the liquid distribution pipe and the liquid collecting pipe are all located on the same side of the rack.

The cooling system comprises refrigeration equipment and a cooling cabinet according to the technical scheme, wherein the refrigeration equipment is used for providing cold air for the machine room; and the liquid supply port of the liquid distribution pipe is communicated with the liquid outlet of the cooling flow channel, and the liquid outlet end of the liquid collection pipe is communicated with the liquid inlet of the cooling flow channel.

As can be seen from the above description of the present invention, compared with the prior art, the present invention has the following advantages:

1. in the technical scheme, the heat exchanger enables the box body to form a first cavity and a second cavity, the pump is arranged in the second cavity, the electric control unit is at least partially arranged in the first cavity, and the fan drives air to be discharged to the second air port from the first air port through the air duct, so that a water path part and a circuit part of the whole cooling module are separated, the cooling module is safer, and the heat dissipation of the whole module and the laying of a liquid pipeline in the second cavity are facilitated. Specifically, the fan is mainly a blower for blowing air to one side of the second end wall when the fan is arranged in the first chamber; when the fan is arranged in the second cavity, the fan is mainly an exhaust fan for exhausting air from one side of the first end wall, so that the fan drives the air to be exhausted from the first air port to the second air port through the air duct, and cold air flows sequentially through the first cavity and the second cavity; air flows through the electric control unit first, so that when liquid leaks from the liquid pipeline, the leaked liquid is prevented from blowing to the electric control unit; the pump is positioned in the second cavity, the liquid inlet and the liquid outlet face the second end wall, and the path length of the liquid pipeline in the second cavity is shorter, so that the liquid pipeline can be laid more conveniently; in addition, the heat exchanger is a wind-liquid heat exchanger, and compared with a heat exchange plate, the heat exchanger is smaller in size; in this scheme, each part forms a module, and the integrated level is high, and the overall arrangement is more nimble, especially in old computer lab transformation, as long as make liquid inlet joint with go out liquid joint and liquid cooling pipeline butt joint can, the installation is convenient, the engineering volume is few, can realize the demand that the on-the-spot deployment was handed over fast.

2. In the second technical scheme, the liquid inlet joint, the liquid outlet joint, the liquid inlet and the liquid outlet are close to the first side wall of the box body, and the liquid inlet and the liquid outlet correspond to the liquid inlet joint and the liquid outlet joint respectively, so that the pipeline laying is facilitated, the path of the liquid pipeline is further shorter, and the whole module structure is more compact.

3. In the third technical scheme, when cooling liquid flows into the liquid inlet cavity from the liquid inlet of the liquid inlet cavity, flows to the liquid passing cavity from the corresponding liquid cooling pipe, flows to the liquid outlet cavity from the other part of liquid cooling pipe and flows out from the liquid outlet of the liquid outlet cavity, and air flow can pass through the air passing channel between the adjacent liquid cooling pipe groups; wherein, every liquid cooling nest of tubes is equipped with at least one liquid cooling pipe for still be formed with the clearance between two adjacent liquid cooling pipes that lay along the first direction, more do benefit to the heat dissipation.

4. In the fourth technical scheme, the heat exchanger is provided with a body, the body is provided with a liquid inlet cavity, a liquid outlet cavity, a liquid passing cavity, a first wall and a second wall, the structure is more stable, a gas passing channel is formed between the liquid cooling pipe group closest to the first wall and the first wall, and the gas passing channel is formed between the liquid cooling pipe group closest to the second wall and the second wall, so that the heat dissipation efficiency of each liquid cooling pipe group is more balanced; the radiating fins are in a sawtooth shape, so that the radiating area of the radiating fins is large, and the radiating efficiency is further improved.

5. In the fifth technical scheme, the arrangement of the standby pump ensures the stable operation of the whole module; the fan is installed in the second cavity, and reserve pump and pump all are located between fan and the heat exchanger, and the overall arrangement is more compact.

6. In the sixth technical scheme, an expansion water tank is arranged, and the expansion water tank can balance the influence of temperature change on the volume of liquid to be cooled and the pump; the filter is arranged, so that no impurities exist in the cooling liquid flowing out of the cooling module; the filter and the expansion tank are respectively adjacent to the first side wall and the second side wall of the tank body, so that the path of the liquid pipeline is further short.

7. In the seventh technical scheme, the intelligent control of the cooling module can be ensured by the arrangement of the detection unit.

8. In the eighth technical scheme, the third air openings increase the air quantity flowing into the box body, the two third air openings are more favorable for dissipating heat of the electric control unit, and the heat dissipation efficiency is further improved.

9. In technical scheme nine, the cooling cabinet includes the cooling module among one to eight of above-mentioned scheme, and the radiating efficiency is high, and the integrated level is high, and the security is high, and the pipeline butt joint is convenient.

10. In the technical scheme ten, the heat dissipation system comprises the cooling cabinet and the refrigeration equipment, the to-be-cooled liquid of the to-be-cooled equipment is cooled by the cooling module, the cold air of the refrigeration equipment can take away the heat of the cooling module and dissipate the heat into the machine room to be refrigerated by the refrigeration equipment, the refrigeration equipment can also take away other heat of the to-be-cooled equipment, and the heat exchange efficiency is high.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, 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 following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is an overall schematic view of embodiment 1 of the present invention;

fig. 2 is a first schematic diagram of embodiment 1 of the present invention;

fig. 3 is a second schematic diagram of embodiment 1 of the present invention;

fig. 4 is a top view of the hidden upper plate of the box body in embodiment 1 of the present invention;

fig. 5 is a schematic perspective view of a heat exchanger according to embodiment 1 of the present invention;

fig. 6 is a cross-sectional view of the heat exchanger of embodiment 1 of the present invention, perpendicular to a third direction;

fig. 7 is a cross-sectional view of both ends of a heat exchanger according to embodiment 1 of the present invention;

fig. 8 is a cross-sectional view of the heat exchanger of embodiment 1 of the present invention, taken perpendicular to the first direction;

fig. 9 is a schematic view of embodiment 2 of the present invention.

Description of the main reference numerals:

a cooling module 100;

a case 10;

a first end wall 11; a first tuyere 111;

a second end wall 12; a second tuyere 121; an inlet fitting 122; a liquid outlet joint 123; a drain fitting 124;

a first side wall 13; a second side wall 14; a third tuyere 15; a first chamber 16; a second chamber 17;

a heat exchanger 20; a body 21; the liquid inlet chamber 211; a liquid inlet 2111; a liquid outlet cavity 212; a liquid outlet 2121; a liquid passing chamber 213; a first wall 214; a second wall 215; a liquid-cooled tube 22; a heat sink 23;

a fan 30; a pump 40; a backup pump 50;

an electronic control unit 60; a circuit breaker 61; a controller 62; a touch screen 63; an indicator lamp 64;

an expansion tank 70; a liquid level meter 71; a breather valve 72; a filter 80;

a detection unit 90; a first pressure sensor 91; a second pressure sensor 92; a first temperature sensor 93; a second temperature sensor 94;

a frame 200; a mounting channel 201;

a liquid separation tube 300; a liquid separation port 301; a liquid collecting pipe 400; a liquid collection port 401.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are preferred embodiments of the invention and should not be considered as excluding other embodiments. Based on the embodiment of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.

In the claims, the specification and the drawings, unless otherwise expressly limited, the terms "first," "second," or "third," etc. are used for distinguishing between different elements and not for describing a particular sequence.

In the claims, the specification and the drawings, unless otherwise expressly limited, the terms "central", "lateral", "longitudinal", "horizontal", "vertical", "top", "bottom", "inner", "outer", "upper", "lower", "front", "rear", "left", "right", "clockwise", "counterclockwise" and the like, with respect to the directional terms, indicate directions or positional relationships based on the directions and positional relationships shown in the drawings, and are only for convenience of description of the present invention and for simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the present invention.

In the claims, the description and the drawings of the present application, unless otherwise expressly limited, the term "fixedly connected" or "fixedly connected" is used, which is to be understood broadly, that is, any connection mode without displacement relation or relative rotation relation between the two, that is, including non-detachably fixed connection, integrated connection and fixed connection through other devices or elements.

In the claims, the specification and the drawings, the terms "including", "comprising" and variations thereof, if used, are intended to be inclusive and not limiting.

Example 1

Referring to fig. 1-9, fig. 1-9 illustrate a cooling module 100 comprising a housing 10, a heat exchanger 20, a fan 30, a pump 40, a backup pump 50, an electronic control unit 60, a detection unit 90, an expansion tank 70, and a filter 80.

The box 10 is provided with a first end wall 11 and a second end wall 12 opposite to each other along the first direction, the first end wall 11 is provided with a first air inlet 111, and the second end wall 12 is provided with a second air inlet 121, an inlet connector 122 and an outlet connector 123. The cabinet 10 is further provided with first and second sidewalls 13 and 14 extending in the first direction, the first and second sidewalls 13 and 14 being parallel to and opposite to each other.

Specifically, the box 10 is a rectangular parallelepiped structure, the first direction is the length direction of the box 10, the first end wall 11 and the second end wall 12 are perpendicular to the first direction and extend along the second direction, the first side wall 13 and the second side wall 14 are perpendicular to the second direction and extend along the first direction, and the second direction is the width direction of the box 10. The liquid inlet joint 122 and the liquid outlet joint 123 are arranged close to the first side wall 13 of the box body 10, wherein the liquid inlet joint 122 and the liquid outlet joint 123 are arranged along a third direction, the third direction is a vertical direction and is also the height direction of the box body 10, the first direction and the second direction are both horizontal directions, and the liquid inlet joint 122 is positioned above the liquid outlet joint 123.

In this embodiment, the first side wall 13 and the second side wall 14 are further provided with third air ports 15 near the second end wall 12 of the box body 10, the two third air ports 15 are arranged oppositely, the number of the first air ports 111 is two in this embodiment, and the two first air ports 111 are arranged on the first end wall 11 along the second direction. The second end wall 12 is further provided with a liquid discharge joint 124 connected in parallel with the liquid outlet joint 123, and the second air opening 121 avoids the liquid inlet joint 122, the liquid outlet joint 123 and the liquid discharge joint 124 and is arranged on the second end wall 12, that is, the second end wall 12 is substantially hollow. In this embodiment, the liquid inlet joint 122, the liquid outlet joint 123 and the liquid discharge joint 124 are all quick-assembly joints, so as to facilitate quick installation of pipelines. The drain fitting 124 may form a drain or emergency drain of the cooling module 100 to facilitate maintenance.

The heat exchanger 20 is arranged in the box body 10 and is provided with a plurality of air passing channels extending along a first direction, a first cavity 16 is formed between the heat exchanger and the first end wall 11, a second cavity 17 is formed between the heat exchanger and the second end wall 12, and the first cavity 16 is communicated with the second cavity 17 only through the air passing channels; and is provided with a liquid inlet 2111 communicating with the liquid inlet joint 122 and a liquid outlet 2121 communicating with the liquid outlet joint 123 towards the second end wall 12. The liquid inlet 2111 and the liquid outlet 2121 are close to the first side wall 13 of the tank 10, and the liquid inlet 2111 and the liquid outlet 2121 correspond to the liquid inlet joint 122 and the liquid outlet joint 123, specifically, the liquid inlet 2111 corresponds to the height of the liquid inlet joint 122, and the liquid outlet 2121 corresponds to the height of the liquid outlet joint 123.

Specifically, referring to fig. 5 to 8, the heat exchanger 20 extends along the second direction, one end of the heat exchanger is provided with a liquid inlet cavity 211 and a liquid outlet cavity 212, the other end of the heat exchanger is provided with a liquid passing cavity 213, and two ends of the heat exchanger 20 are respectively connected with the first side wall 13 and the second side wall 14 to divide the box body 10 into the first chamber 16 and the second chamber 17; referring to fig. 7, the liquid inlet cavity 211 and the liquid outlet cavity 212 are arranged along the third direction, the liquid inlet 2111 is arranged in the liquid inlet cavity 211, and the liquid outlet 2121 is arranged in the liquid outlet cavity 212; the heat exchanger 20 is provided with a plurality of liquid cooling pipes 22 and a plurality of radiating fins 23, each liquid cooling pipe 22 forms at least two groups of liquid cooling pipe groups, each group of liquid cooling pipe groups are arranged along a third direction and are parallel to each other, an air passage is formed between the adjacent liquid cooling pipe groups, each group of liquid cooling pipe groups comprises at least one liquid cooling pipe 22 extending along a second direction, each liquid cooling pipe 22 in each group of liquid cooling pipe groups is arranged along the first direction, and the section of each liquid cooling pipe 22 perpendicular to the second direction is flat; two ends of a part of the liquid cooling pipes 22 are respectively communicated with the liquid inlet cavity 211 and the liquid passing cavity 213, and two ends of the rest of the liquid cooling pipes 22 are respectively communicated with the liquid outlet cavity 212 and the liquid passing cavity 213; in this embodiment, referring to fig. 6 to 7, each liquid cooling pipe set includes 3 liquid cooling pipes 22 arranged along the first direction, the liquid inlet cavity 211 is located above the liquid outlet cavity 212, accordingly, two ends of the liquid cooling pipe 22 located above are respectively communicated with the liquid inlet cavity 211 and the liquid passing cavity 213, and two ends of the liquid cooling pipe 22 located below are respectively communicated with the liquid outlet cavity 212 and the liquid passing cavity 213; the radiating fins 23 are correspondingly arranged in the air passages one by one, in the embodiment, the radiating fins 23 are zigzag, the radiating fins 23 basically extend along the second direction and fill the whole air passages, and the radiating fins 23 have large radiating area and high radiating efficiency.

Specifically, referring to fig. 5, the heat exchanger 20 further includes a body 21, the liquid inlet cavity 211, the liquid outlet cavity 212, and the liquid passing cavity 213 are formed on the body 21, the body 21 is provided with a first wall 214 and a second wall 215 arranged along a third direction, the first wall 214 and the second wall 215 extend along the second direction and are located at two sides of each liquid cooling pipe 22 along the third direction, two ends of the first wall 214 are respectively connected to the liquid inlet cavity 211 and the liquid passing cavity 213, and two ends of the second wall 215 are respectively connected to the liquid outlet cavity 212 and the liquid passing cavity 213; the liquid-cooled tube set closest to the first wall 214 forms an air passage with the first wall 214, and the liquid-cooled tube set closest to the second wall 215 forms an air passage with the second wall 215.

It can be known that, when the cooling liquid flows into the liquid inlet cavity 211 from the liquid inlet 2111 of the liquid inlet cavity 211, flows from the corresponding liquid cooling tube 22 to the liquid passing cavity 213, and then flows from the other part of the liquid cooling tube 22 to the liquid outlet 212 and flows out from the liquid outlet 2121 of the liquid outlet cavity 212, the air flow can pass through the air passing channel between the adjacent liquid cooling tube groups, because the cross section of the liquid cooling tube 22 perpendicular to the first direction is flat, the contact area between the liquid cooling tube 22 and the air flow is large, and meanwhile, the heat dissipation efficiency of the air flow between the air passing channels can be increased by the heat dissipation fins 23, so that the passing air flow can take away more heat of the liquid cooling tube 22, that is, the temperature of the liquid flow passing through the heat exchanger is greatly reduced; the heat exchanger 20 has a stable structure and balanced heat dissipation; wherein, every group liquid cooling nest of tubes is equipped with 3 liquid cooling pipes 22 for still be formed with the clearance between two adjacent liquid cooling pipes 22 of laying along the first direction, more do benefit to the heat dissipation.

Fan 30 is installed in first cavity 16 or second cavity 17 to drive wind discharges to second wind gap 121 through the wind channel from first wind gap 111, and drives wind discharges to second wind gap 121 through the wind channel from third wind gap 15, and in this embodiment, fan 30 is two, and fan 30 is air-draft fan 30, and two fan 30 are installed in second cavity 17 and are close to the inboard of second endwall 12, and first wind gap 111 is the air intake, and second wind gap 121 is the air outlet, and third wind gap 15 is the side air intake. It should be understood that the fan 30 may also be a blower, in which case the fan is disposed in the first chamber 16 and near the inner side of the first end wall 11.

The pump 40 is disposed in the second chamber 17 and located on the wind flow path formed by the fan 30, and specifically, the pump 40 is located between the fan 30 and the heat exchanger 20 to drive the liquid to be discharged from the inlet connector 122 to the outlet connector 123.

The backup pump 50 is disposed in the second chamber 17, the backup pump 50 is connected in parallel with the pump 40, and the backup pump 50 and the pump 40 are arranged in the first direction. In this embodiment, the liquid supply ends of the pump 40 and the backup pump 50 are both communicated with the liquid inlet joint 122, and the liquid supply ends of the pump 40 and the backup pump 50 are both communicated with the liquid inlet 2111. It should be understood that the supply ends of the pump 40 and the backup pump 50 may be in communication with the inlet port 2111, while the supply ends are in communication with the outlet fitting 123. In this embodiment, the pump 40 and the backup pump 50 may be industrial pumps such as an electronic pump, a diaphragm pump, and a centrifugal pump. The arrangement of the two pumps ensures the stable operation of the whole module. The pump 40 and the backup pump 50 are both located between the fan 30 and the heat exchanger 20, that is, the pump 40 and the backup pump 50 are both located on the wind flow path formed by the fan 30, and the layout is more compact.

An electronic control unit 60 is at least partially disposed in the first chamber 16 and located in the airflow path formed by the fan 30 to supply power to the fan 30, the pump 40, and the backup pump 50 and to control the on/off of the fan 30, the pump 40, and the backup pump 50. In this embodiment, the electronic control unit 60 includes a circuit breaker 61, a controller 62, a touch screen 63, and an indicator lamp 64; the operating end of the circuit breaker 61 extends out of the first chamber 16, and the rest part is arranged in the first chamber 16; the controller 62 is located within the first chamber 16; the touch screen 63 and the indicator lamp 64 are mounted on the first end wall 11 and between the two first vents 111.

The expansion tank 70 is disposed in the second chamber 17 adjacent the second side wall 14 of the housing 10, and the supply ends of the pump 40 and the backup pump 50 are both in communication with the inlet connection 122 via the expansion tank 70. The expansion water tank 70 is provided with a visual liquid level meter 71 and a breather valve 72, the visual liquid level meter 71 is used for monitoring water quantity change, the breather valve 72 can automatically suck or exhaust air when the pressure of the expansion water tank 70 is changed, and the expansion water tank 70 can balance the influence of the volume of liquid to be cooled and the volume of liquid to be cooled on the pump 40.

The filter 80 is arranged in the second chamber 17 close to the first side wall 13 of the box body 10, and the liquid outlet 2121 is communicated with the liquid outlet joint 123 through the filter 80, so that no impurity exists in the cooling liquid flowing out of the cooling module 100; the filter 80 and the expansion tank 70 are adjacent to the first and second sidewalls 13 and 14 of the tank 10, respectively, further resulting in a short liquid line path.

The detection unit 90 is disposed in the second chamber 17, the detection unit 90 is electrically connected to the electronic control unit 60, the detection unit 90 includes a first pressure sensor 91, a second pressure sensor 92, a first temperature sensor 93 and a second temperature sensor 94, the first pressure sensor 91 and the first temperature sensor 93 are respectively configured to detect the pressure and the temperature of the liquid pipeline close to the liquid inlet joint 122 and send the pressure and the temperature to the electronic control unit 60, and the second pressure sensor 92 and the second temperature sensor 94 are respectively configured to detect the pressure and the temperature of the liquid pipeline close to the liquid outlet joint 123 and send the pressure and the temperature to the electronic control unit 60. Specifically, the detection unit 90 is electrically connected to the controller 62, and the liquid line near the inlet joint 122 is a liquid line portion between the inlet joint 122 and the expansion tank 70, and the liquid line near the outlet joint 123 is a liquid line portion between the filter 80 and the outlet joint 123. The detection and installation of the temperature sensor and the pressure sensor belong to the prior art, and the present embodiment is not described in detail. The electrical connection between the electronic control unit 60, the pump 40, the backup pump 50 and the detection unit 90 belongs to the prior art, and the description thereof is omitted in this embodiment.

According to the technical scheme in the embodiment, the heat exchanger 20 enables the box body 10 to form the first chamber 16 and the second chamber 17, the pump 40 and the fan 30 are arranged in the second chamber 17, and the electronic control unit 60 is at least partially arranged in the first chamber 16, so that not only is the water path part and the circuit part of the whole cooling module 100 separated, and the cooling module is safer, but also the heat dissipation of the whole module and the laying of a liquid pipeline in the second chamber 17 are facilitated. Specifically, the fan 30 drives the air to be exhausted from the first air opening 111 to the second air opening 121 through the air duct, and the fan 30 also drives the air to be exhausted from the third air opening 15 to the second air opening 121 through the air duct, so that the cold air flow sequentially passes through the first chamber 16 and the second chamber 17, that is, the cold air flow sequentially passes through the electric control unit 60 and the heat exchanger 20 and then blows towards the pump 40, the standby pump 50 and the liquid pipeline part located in the second chamber 17, so that the fan 30 can dissipate heat inside the whole module, and the heat dissipation efficiency is greatly improved; the air firstly flows through the electronic control unit 60, so that when liquid leakage of the liquid pipeline occurs, the leaked liquid is prevented from blowing to the electronic control unit 60; the pump 40 and the backup pump 50 are positioned in the second chamber 17, the liquid inlet 2111 and the liquid outlet 2121 face to the second end wall 12, and the path length of the liquid pipeline in the second chamber 17 is shorter, so that the laying of the liquid pipeline is more convenient; the liquid inlet joint 122, the liquid outlet joint 123, the liquid inlet 2111 and the liquid outlet 2121 are all close to the first side wall 13 of the box body 10, and the liquid inlet 2111 and the liquid outlet 2121 correspond to the liquid inlet joint 122 and the liquid outlet joint 123 respectively, so that the pipeline laying is facilitated, the liquid pipeline path is further shortened, and the whole module structure is more compact; the provision of the detection unit 90 may ensure an intelligent control of the cooling module 100.

In addition, the heat exchanger 20 is a wind-liquid heat exchanger 20, and has a smaller volume compared with a heat exchange plate; in this scheme, each part forms a module, and the integrated level is high, and the overall arrangement is more nimble, especially in old computer lab transformation, as long as make liquid inlet joint 122 and liquid outlet joint 123 and liquid cooling pipe 22 pipeline butt joint can, it is convenient to install, and the engineering volume is few, can realize the demand of on-the-spot quick deployment delivery.

Example 2

Referring to fig. 8, the present invention also provides a cooling cabinet, which comprises at least one frame 200, a plurality of cooling modules 100 of embodiment 1, a liquid distribution pipe 300 and a liquid collection pipe 400.

The racks 200 are provided with a plurality of mounting channels 201 extending along the first direction along the third direction, and each rack 200 is provided along the second direction.

The liquid separating pipe 300 is arranged on the frame 200 near the second end wall 12 of the box body 10, extends along the third direction and is provided with liquid separating ports 301 which are correspondingly communicated with the liquid inlet connectors 122 one by one; the liquid collecting pipe 400 is disposed on the frame 200 near the second end wall 12 of the box body 10, extends along the third direction, and is provided with liquid collecting ports 401 communicated with the liquid outlet connectors 123 in a one-to-one correspondence manner. In this embodiment, the liquid inlet joint 122, the liquid outlet joint 123, the liquid separating pipe 300 and the liquid collecting pipe 400 are located on the same side of the rack 200.

Therefore, the cooling cabinet in the embodiment has the advantages of high heat dissipation efficiency, high integration level, good safety and convenience in pipeline butt joint.

Example 3

The utility model provides a cooling system (not shown in the figure) simultaneously for the computer lab heat dissipation, the computer lab embeds remains the heat radiation equipment, has laid the cooling runner in treating the heat radiation equipment, and the cooling runner is equipped with into liquid mouth and leakage fluid dram, and cooling system includes the cooling cabinet in refrigeration plant and the embodiment 2. The refrigeration device is used for providing cold air for the machine room, in this embodiment, the refrigeration device is mainly an air conditioner, a liquid supply port of the liquid distribution pipe 300 is communicated with a liquid discharge port of the cooling flow channel, and a liquid discharge end of the liquid collection pipe 400 is communicated with a liquid inlet of the liquid cooling pipe 22 of the device to be cooled.

It can know, cooling system includes above-mentioned cooling cabinet and refrigeration plant, treats that the cooling liquid of treating of cooling plant is cooled off by cooling module 100, and refrigeration plant's cold air can take away the heat of cooling module 100 and with the heat disperse in the computer lab by refrigeration plant refrigeration, and refrigeration plant still can take away other heats of treating the heat dissipation plant, and heat exchange efficiency is high.

The description of the above specification and examples is intended to illustrate the scope of the invention, but should not be construed as limiting the scope of the invention. Modifications, equivalents and other improvements which may be made to the embodiments of the invention or to some of the technical features thereof by a person of ordinary skill in the art through logical analysis, reasoning or limited experimentation in light of the above teachings of the invention or the above embodiments are intended to be included within the scope of the invention.

Claims (10)

1. A cooling module is characterized by comprising

The liquid inlet device comprises a box body, a liquid inlet connector and a liquid outlet connector, wherein the box body is provided with a first end wall and a second end wall which are opposite to each other along a first direction, the first end wall is provided with a first air inlet, and the second end wall is provided with a second air inlet, a liquid inlet connector and a liquid outlet connector;

the heat exchanger is arranged in the box body and is provided with a plurality of air passing channels extending along a first direction, a first cavity is formed between the heat exchanger and the first end wall, a second cavity is formed between the heat exchanger and the second end wall, and the first cavity and the second cavity are only communicated through the air passing channels; a liquid inlet communicated with the liquid inlet connector and a liquid outlet communicated with the liquid outlet connector are formed in the position, facing the second end wall, of the liquid inlet connector;

the fan is arranged in the first chamber or the second chamber and is used for driving the air to be discharged from the first air port to the second air port through the air passage;

the pump is arranged in the second chamber and positioned on an air flow path formed by the fan so as to drive liquid to be discharged from the liquid inlet joint to the liquid outlet joint; and

and the electric control unit is at least partially arranged in the first chamber and positioned on an air flow path formed by the fan so as to supply power to the fan and the pump and control the fan and the pump to be started and stopped.

2. A cooling module according to claim 1, wherein said case is provided with a first side wall and a second side wall opposed to each other in a second direction perpendicular to the first direction; the liquid inlet joint, the liquid outlet joint, the liquid inlet and the liquid outlet are all close to the first side wall of the box body, and the liquid inlet and the liquid outlet correspond to the liquid inlet joint and the liquid outlet joint respectively.

3. A cooling module according to claim 2, wherein the heat exchanger extends in the second direction and has an inlet chamber and an outlet chamber at one end and a through chamber at the other end; the liquid inlet cavity and the liquid outlet cavity are distributed along a third direction, the liquid inlet is arranged in the liquid inlet cavity, and the liquid outlet is arranged in the liquid outlet cavity; the heat exchanger is provided with a plurality of liquid cooling pipes and a plurality of radiating fins, each liquid cooling pipe forms at least two groups of liquid cooling pipe groups, each group of liquid cooling pipe groups are arranged along a third direction and are parallel to each other, an air passing channel is formed between every two adjacent liquid cooling pipe groups, each group of liquid cooling pipe groups comprises at least one liquid cooling pipe extending along a second direction, each liquid cooling pipe in each group of liquid cooling pipe groups is arranged along the first direction, and the section of each liquid cooling pipe perpendicular to the second direction is flat; two ends of part of the liquid cooling pipes are respectively communicated with the liquid inlet cavity and the liquid passing cavity, and two ends of the rest of the liquid cooling pipes are respectively communicated with the liquid outlet cavity and the liquid passing cavity; the radiating fins are correspondingly arranged in the air passages one by one; the first direction, the second direction and the third direction are orthogonal.

4. A cooling module as claimed in claim 3, wherein the heat exchanger further comprises a body, the inlet chamber, the outlet chamber and the through-flow chamber being formed in the body, the body having a first wall and a second wall arranged along a third direction, the first wall and the second wall extending along the second direction and being located on opposite sides of the respective liquid-cooled tube sets along the third direction, the first wall having ends respectively engaging the inlet chamber and the through-flow chamber, and the second wall having ends respectively engaging the outlet chamber and the through-flow chamber; the air passing channel is formed between the liquid cooling pipe group closest to the first wall and the first wall, and the air passing channel is formed between the liquid cooling pipe group closest to the second wall and the second wall; the radiating fins are in a sawtooth shape.

5. A cooling module according to claim 4, further comprising a backup pump disposed in the second chamber; the fan is arranged in the second chamber, the standby pump is connected with the pump in parallel, and the standby pump and the pump are arranged along the first direction and are both positioned between the fan and the heat exchanger; the electric control unit also supplies power to the standby pump and controls the standby pump to be started and stopped.

6. A cooling module as recited in claim 5 further comprising an expansion tank and a filter, said expansion tank mounted in said second chamber adjacent said second sidewall of said housing, said feed ends of said pump and said backup pump each communicating with said inlet port through said expansion tank, said feed ends of said pump and said backup pump each communicating with said inlet port; the filter is arranged in the second chamber close to the first side wall of the box body, and the liquid outlet is communicated with the liquid outlet connector through the filter.

7. The cooling module as claimed in claim 6, further comprising a detection unit disposed in the second chamber, wherein the detection unit is electrically or signal-connected to the electronic control unit, the detection unit comprises a first pressure sensor, a second pressure sensor, a first temperature sensor and a second temperature sensor, the first pressure sensor and the first temperature sensor are respectively used for detecting the pressure and temperature of the liquid pipeline close to the liquid inlet joint and sending the pressure and temperature to the electronic control unit, and the second pressure sensor and the second temperature sensor are respectively used for detecting the pressure and temperature of the liquid pipeline close to the liquid outlet joint and sending the pressure and temperature to the electronic control unit.

8. A cooling module according to claim 2, wherein the first and second side walls are provided with third vents at portions corresponding to the first chamber, and the fan is further adapted to drive air to be exhausted from the third vents to the second vents through the air duct.

9. A cooling cabinet is characterized by comprising

The rack is provided with a plurality of mounting channels extending along the first direction along a third direction perpendicular to the first direction;

a plurality of cooling modules according to any one of claims 1 to 8, said cooling modules being received in said mounting channel and each air duct being arranged in a third direction;

the liquid distributing pipe is arranged on the rack, is close to the second end wall of the box body, extends along the third direction and is provided with liquid distributing openings which are communicated with the liquid inlet joints in a one-to-one correspondence manner; and

the liquid collecting pipe is arranged on the rack, is close to the second end wall of the box body, extends along the third direction and is provided with liquid collecting ports which are communicated with the liquid outlet connectors in a one-to-one correspondence manner;

the liquid inlet joint, the liquid outlet joint, the liquid distribution pipe and the liquid collecting pipe are all located on the same side of the rack.

10. A heat dissipation system is used for dissipating heat for a machine room, equipment to be dissipated is arranged in the machine room, a cooling flow channel is laid in the equipment to be dissipated, and is provided with a liquid inlet and a liquid outlet, and the heat dissipation system is characterized by comprising refrigeration equipment and a cooling cabinet according to claim 9, wherein the refrigeration equipment is used for providing cold air for the machine room; and a liquid supply port of the liquid distribution pipe is communicated with a liquid outlet of the cooling flow channel, and a liquid outlet end of the liquid collection pipe is communicated with a liquid inlet of the cooling flow channel.

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