CN213955465U - Machine room air conditioner and data machine room - Google Patents
Machine room air conditioner and data machine room Download PDFInfo
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- CN213955465U CN213955465U CN202022378674.9U CN202022378674U CN213955465U CN 213955465 U CN213955465 U CN 213955465U CN 202022378674 U CN202022378674 U CN 202022378674U CN 213955465 U CN213955465 U CN 213955465U
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Abstract
The application provides a machine room air conditioner and a data machine room, wherein the machine room air conditioner comprises a machine case, a fan, an evaporator, a compressor and a waterway heat exchanger for cooling a refrigerant compressed by the compressor; an air inlet is arranged in the case, an air outlet connected with an air outlet of the fan is arranged on the case, and the evaporator is arranged around the air inlet side of the fan. According to the air conditioner for the machine room, the compressor is arranged to compress the refrigerant, the water path heat exchanger is used for cooling the refrigerant, so that the low-temperature refrigerant is lifted to the evaporator, the temperature of air flow passing through the evaporator is lower, the heat exchange efficiency is improved, the evaporator is arranged around the air inlet side of the fan, air can directly enter the fan after passing through the evaporator, all positions of the evaporator can be fully utilized, the air inlet resistance of the fan can be reduced, the air outlet efficiency is improved, the heat exchange efficiency is further improved, and the size of the air conditioner for the machine room can be reduced; the machine room space is arranged below the floor, so that the space in the machine room can be saved.
Description
Technical Field
The application belongs to the technical field of machine room temperature control, and particularly relates to a machine room air conditioner and a data machine room.
Background
The data room is generally a centralized storage server. When the server works, the server needs to be radiated to ensure good operation of the server. The existing machine room air conditioner is divided into a room level and a row level, wherein the room level air conditioner is arranged around a machine room and mainly aims at heat dissipation of the machine room; the inter-column air conditioners and the servers are closely arranged in parallel to directly radiate heat for the servers. Current computer lab air conditioner all is the integrated configuration who uses heat exchanger and fan, and the coolant liquid that produces through the external cooling tower is to the heat exchanger cooling to cool down. However, in the air conditioner for the machine room, the temperature difference between the cooling liquid and the temperature in the machine room is relatively small, so that the temperature of cold air generated by the heat exchanger is high, the heat exchange efficiency is low, the heat exchanger and the fan are often required to be manufactured to be large, and more ground area in the machine room can be occupied.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the application is to provide a computer lab air conditioner to solve the computer lab air conditioner that exists among the correlation technique bulky, heat exchange efficiency is low, and can occupy the problem of more ground area in the computer lab.
In order to achieve the above purpose, the embodiment of the present application adopts the following technical solutions: the machine room air conditioner comprises a machine case, a fan, an evaporator, a compressor for compressing a refrigerant and a waterway heat exchanger for cooling the refrigerant compressed by the compressor, wherein an outlet of the evaporator is communicated with an inlet of the compressor, an outlet of the compressor is communicated with a refrigerant inlet of the waterway heat exchanger, and a refrigerant outlet of the waterway heat exchanger is communicated with an inlet of the evaporator; the fan, the evaporator, the compressor and the water path heat exchanger are arranged in a case, an air inlet is formed in the case, an air outlet connected with an air outlet of the fan is formed in the case, and the evaporator is arranged around the air inlet side of the fan.
In an alternative embodiment, the evaporator is bent in a U-shape, and the fans are located on opposite inner sides of the evaporator.
In an alternative embodiment, the compressor and the waterway heat exchanger are disposed outside the evaporator.
In an alternative embodiment, the U-shaped mouth of the evaporator is arranged facing away from the air inlet.
In an alternative embodiment, the water circuit heat exchanger is a plate heat exchanger, a double pipe heat exchanger, a tank heat exchanger or a coil heat exchanger.
In an optional embodiment, the air outlet of the fan faces the top of the case, and the air outlet is located at the top of the case.
In an optional embodiment, the air conditioner in the machine room further includes a water pan, the water pan is installed in the machine box, the evaporator is installed on the water pan, and a drain pipe leading out of the machine box is arranged on the water pan.
In an alternative embodiment, a filter is mounted in the air inlet.
In an optional embodiment, the machine room air conditioner further comprises an electronic control box, and the electronic control box is arranged on one side of the fan far away from the evaporator.
In an optional embodiment, the machine room air conditioner further comprises an electronic expansion valve for adjusting the flow rate of a refrigerant, and the electronic expansion valve is connected between the waterway heat exchanger and the evaporator;
the machine room air conditioner also comprises a pressure sensor used for sensing the pressure of the refrigerant in the outlet pipeline of the compressor, and the pressure sensor is arranged on the outlet pipeline of the compressor;
the machine room air conditioner also comprises a pressure controller used for controlling the pressure of the refrigerant in the outlet pipeline of the compressor, and the pressure controller is arranged on the outlet pipeline of the compressor;
the machine room air conditioner also comprises a temperature sensor used for sensing the temperature of the refrigerant in the refrigerant outlet pipeline of the waterway heat exchanger, and the temperature sensor is arranged on the refrigerant outlet pipeline of the waterway heat exchanger;
the machine room air conditioner also comprises an electromagnetic valve used for adjusting the water inflow of the waterway heat exchanger, and the electromagnetic valve is arranged on the water inflow pipeline of the waterway heat exchanger;
and the machine room air conditioner also comprises a fault display lamp, and the fault display lamp is arranged at the top of the machine case.
In an optional embodiment, the machine room air conditioner further comprises a water-cooling heat exchanger mounted on the chassis, wherein the water-cooling heat exchanger is provided with a heat exchange flow channel for circulating cooling water and a water-cooling flow channel for circulating cooling water to exchange heat with the cooling liquid in the heat exchange flow channel; the inlet end of the water-cooling flow passage is provided with a cooling water inlet pipe for connecting an external cooling water pipeline, and the outlet end of the water-cooling flow passage is provided with a cooling water outlet pipe for connecting the external cooling water pipeline; the inlet end of the heat exchange runner is provided with a liquid inlet pipe used for being connected with an external cooling liquid pipeline, and the outlet end of the heat exchange runner is provided with a liquid outlet pipe used for being connected with the external cooling liquid pipeline.
In an optional embodiment, the machine room air conditioner further comprises a water pump; the inlet of the water pump is connected with the liquid outlet pipe;
or the outlet of the water pump is connected with the liquid inlet pipe.
Another aim at of this application embodiment provides data computer lab, including the floor, install in rack on the floor and install in server in the rack still include as above arbitrary embodiment computer lab air conditioner, the computer lab air conditioner install in the floor below, seted up on the floor with the opening of computer lab air conditioner's supply-air outlet intercommunication.
In an optional embodiment, the data room further includes a cover plate covering the top of the cabinet, a cold air channel and a hot air channel are respectively formed in a space between the cover plate and the floor on two sides of the cabinet, the opening is located at a position corresponding to the cold air channel, and a channel opening communicated with an air inlet of the room air conditioner is formed in a position corresponding to the hot air channel on the floor.
One or more technical solutions in the embodiments of the present application have at least one of the following technical effects:
the beneficial effect of computer lab air conditioner that this application embodiment provided lies in: compared with the prior art, the machine room air conditioner has the advantages that the compressor is arranged to compress the refrigerant, the water path heat exchanger is used for cooling the refrigerant, the low-temperature refrigerant is lifted to the evaporator, the temperature of the evaporator is lowered, the temperature of air flow passing through the evaporator is lowered, the heat exchange efficiency is improved, the evaporator is arranged around the air inlet side of the fan, air entering the fan can pass through the evaporator, the air can directly enter the fan after passing through the evaporator, all positions of the evaporator can be fully utilized, the heat exchange efficiency is improved, the air inlet resistance of the fan can be reduced, the air outlet efficiency is improved, the heat exchange efficiency is further improved, and the size of the machine room air conditioner can be reduced; in addition, the machine room space can be arranged below the floor, so that the space in the machine room is saved.
The beneficial effect of the data computer lab that this application embodiment provided lies in: compared with the prior art, the data computer lab of this application has used above-mentioned arbitrary embodiment the computer lab air conditioner to install the computer lab air conditioner in the floor below, can reduce and occupy ground area in the computer lab, and the heat transfer is effectual, small.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or exemplary technical descriptions will be briefly described below, and it is obvious that the drawings in the following description are only 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 structural diagram of a machine room air conditioner provided in an embodiment of the present application;
fig. 2 is a schematic internal structure diagram of a machine room air conditioner provided in the embodiment of the present application;
fig. 3 is an exploded schematic view of a machine room air conditioner provided in the embodiment of the present application.
Wherein, in the drawings, the reference numerals are mainly as follows:
100-machine room air conditioning;
11-a chassis; 111-an air inlet; 112-air outlet; 113-signal line interface; 114-a power interface; 115-fault display lamp; 116-a roller; 12-a fan; 121-air outlet; 13-an electronic control box; 14-a water pan; 141-a drain pipe; 15-a filter;
21-an evaporator; 22-a compressor; 23-a water circuit heat exchanger; 231-a water inlet pipe; 232-water outlet pipe; 24-an oil separator; 251-an electronic expansion valve; 252-a pressure sensor; 253-a pressure controller; 254-temperature sensor; 255-solenoid valve.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
In the description of the present application, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application.
Reference throughout this specification to "one embodiment," "some embodiments," or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the present application. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," or the like, in various places throughout this specification are not necessarily all referring to the same embodiment, but rather "one or more but not all embodiments" unless specifically stated otherwise. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
Referring to fig. 1 to 3, a room air conditioner 100 provided in the present application will now be described. The machine room air conditioner 100 comprises a case 11, a fan 12, an evaporator 21, a compressor 22 and a waterway heat exchanger 23, wherein the fan 12, the evaporator 21, the compressor 22 and the waterway heat exchanger 23 are installed in the case 11. The evaporator 21, the compressor 22 and the waterway heat exchanger 23 can be communicated through pipelines to form a refrigerant circulating system, an outlet of the evaporator 21 is communicated with an inlet of the compressor 22, an outlet of the compressor 22 is communicated with a refrigerant inlet of the waterway heat exchanger 23, and a refrigerant outlet of the waterway heat exchanger 23 is communicated with an inlet of the evaporator 21. The compressor 22 is used for compressing a refrigerant to generate a high-temperature and high-pressure refrigerant. The high-temperature and high-pressure refrigerant is cooled by the water channel heat exchanger 23 and then enters the evaporator 21, the refrigerant is diffused, depressurized and cooled to reduce the temperature of the evaporator 21, the inlet air of the fan 12 is cooled, and then the refrigerant enters the secondary compressor 22 to be pressurized. And the water channel heat exchanger 23 is used for cooling the high-temperature and high-pressure refrigerant, so that the heat of the high-temperature and high-pressure refrigerant can be taken away through cooling water systems such as an external cooling tower, the influence on a machine room is reduced, and the energy consumption is reduced. An air outlet 112 and an air inlet 111 are formed in the case 11, the evaporator 21 is located on the air inlet side of the fan 12, the evaporator 21 is arranged around the air inlet side of the fan 12, the air outlet 112 is located at the position corresponding to the air outlet 121 of the fan 12, and the air outlet 112 on the case 11 is connected with the air outlet 121 of the fan 12, so that when the fan 12 works, external air can be sucked into the case 11 through the air inlet 111, cooled through the evaporator 21, enters the fan 12, and finally flows out of the air outlet 121 of the fan 12, so that the temperature of a machine room is reduced; so that the side of the evaporator 21 adjacent to the air inlet 111 forms a return air side and the side of the evaporator 21 adjacent to the fan 12 forms a cool air side. Because through the refrigerant cooling in the evaporimeter 21 to when the air passes through evaporimeter 21, can produce the air current of lower temperature, with better cooling the computer lab, raise the efficiency, and then can be less with the 100 volume preparation of this computer lab air conditioner. Make evaporimeter 21 set up around the side of admitting air of fan 12, then the air that gets into fan 12 all can pass through evaporimeter 21 to make the air behind evaporimeter 21, can directly get into fan 12, can obtain make full use of in order to make each position of evaporimeter 21, promote heat exchange efficiency, can reduce fan 12 resistance of admitting air again, promote air-out efficiency, further promote heat exchange efficiency. In addition, when the machine room air conditioner 100 is applied to a data machine room, the cooling efficiency can be improved, so that the heat of a server in the machine room can be radiated more efficiently; when the air conditioner is used, the machine room air conditioner 100 can be further installed below the floor, an opening is formed in the floor, and the opening is communicated with the air outlet 121 of the fan 12, so that the floor area of the machine room air conditioner 100 in a data machine room can be reduced, and the space in the machine room is saved.
Compared with the prior art, the machine room air conditioner 100 provided by the application has the advantages that the compressor 22 is arranged to compress the refrigerant, the water path heat exchanger 23 is used for cooling the refrigerant, the low-temperature refrigerant is lifted to the evaporator 21, the temperature of the evaporator 21 is reduced, the temperature of the air flow passing through the evaporator 21 is lower, the heat exchange efficiency is improved, the evaporator 21 is arranged around the air inlet side of the fan 12, the air entering the fan 12 can pass through the evaporator 21, the air can directly enter the fan 12 after passing through the evaporator 21, all positions of the evaporator 21 can be fully utilized, the heat exchange efficiency is improved, the air inlet resistance of the fan 12 can be reduced, the air outlet efficiency is improved, the heat exchange efficiency is further improved, and the size of the machine room air conditioner 100 can be reduced; in addition, the machine room space can be arranged below the floor, so that the space in the machine room is saved.
In one embodiment, referring to fig. 2 and 3, the evaporator 21 is bent to form a U-shape, so that a larger area of the evaporator 21 can be disposed in the cabinet 11, the evaporator 21 can better surround the air inlet side of the fan 12, the thermal efficiency area of the evaporator 21 is increased, the heat exchange efficiency is increased, the utilization rate of the air conditioner in the cabinet 11 is increased, and the cabinet 11 can be made smaller, so that the size of the air conditioner 100 in the machine room can be made smaller. Because evaporimeter 21 is the U type in the bending, can make the inboard of evaporimeter 21 form certain space like this, fan 12 is located evaporimeter 21 relative inboard, the inboard space of rate of interest evaporimeter 21 that can be better, and then the utilization ratio of air conditioner in quick-witted case 11, and then can make quick-witted case 11 volume littleer to make this computer lab air conditioner 100 volume littleer.
In an embodiment, please refer to fig. 2 and 3, the compressor 22 and the water path heat exchanger 23 are disposed outside the evaporator 21, and the fan 12 is disposed inside the evaporator 21, so that when the fan 12 operates, air flows from the outside of the evaporator 21 to the direction of the fan 12 to be cooled by the evaporator 21, and when the air enters the case 11, the air can be cooled and dissipated by the evaporator 21, and then cooled by the evaporator 21, so that the temperature of the air entering the fan 12 is low, and the influence of heat generated by the operation of the compressor 22 on the air cooled by the evaporator 21 can be avoided, so as to improve efficiency and reduce energy consumption; in addition, the installation of the pipeline on the waterway heat exchanger 23 is also facilitated, for example, the pipeline on the waterway heat exchanger 23 can be installed from the air inlet 111; also, piping and wiring of the compressor 22 is facilitated.
In one embodiment, the U-shaped opening of the evaporator 21 is disposed away from the air inlet 111, such that when air enters the housing 11 and then enters the fan 12 through the evaporator 21, the U-shaped bottom of the evaporator 21 can guide the air to both sides of the evaporator 21, so that the air is more uniformly distributed at each position of the evaporator 21, thereby fully utilizing each position on the evaporator 21 to cool the air and improving the efficiency.
In an embodiment, referring to fig. 2 and 3, the waterway heat exchanger 23 is a plate heat exchanger, so as to cool the high-temperature and high-pressure refrigerant compressed by the compressor 22 more efficiently and improve the cooling efficiency, and the waterway heat exchanger 23 with a smaller volume can be used, thereby reducing the space occupied in the cabinet 11 and reducing the volume of the room air conditioner 100. Of course, in other embodiments, the waterway heat exchanger 23 may also use a double pipe heat exchanger, a tank heat exchanger, a coil heat exchanger, or the like.
In one embodiment, the air outlet 121 of the fan 12 faces the top of the cabinet 11, and the air outlet 112 is located at the top of the cabinet 11, so that when the room air conditioner 100 is installed under the floor, an opening communicating with the air outlet 121 of the fan 12 can be conveniently formed in the floor, and the installation is convenient. Of course, the height of the floor can be set to be equal to the height of the cabinet 11, so that the top surface of the cabinet 11 can be used as the floor, the installation of the machine room air conditioner 100 can be facilitated, and the occupied space in the machine room is reduced.
In one embodiment, the air inlet 111 is located at a side of the housing 11, and the air outlet 112 and the air inlet 111 are located at two ends of the housing 11, respectively, so that air can enter the housing 11 from the air inlet 111 and can enter the evaporator 21 conveniently, and air flow resistance can be reduced.
In one embodiment, the room air conditioner 100 further includes a water pan 14, the water pan 14 is installed in the cabinet 11, the evaporator 21 is installed on the water pan 14, and a drain pipe 141 leading out of the cabinet 11 is provided on the water pan 14. Because the evaporator 21 often produces condensed water when cooling air, the water pan 14 is arranged to collect the condensed water and discharge the condensed water through the drain pipe 141, so as to avoid the influence of the condensed water on the compressor 22 and other devices and the machine room.
In one embodiment, a filter 15 is installed in the air inlet 111 to filter the air entering the cabinet 11 to avoid air clogging the evaporator 21.
In one embodiment, the filter 15 is a primary filter grade G4 or a primary filter grade G2. For example, in the initial stage of the use of the room air conditioner 100, the data room often has more dust, so that a G4 grade primary filter can be used; after the filter is used for a period of time, dust in the data machine room is reduced, air is clean, and a G2-grade primary filter can be used instead. Of course, it will be appreciated that other filters or screens having air filtering functions may be used for the filter 15.
In one embodiment, the room air conditioner 100 further includes an oil separator 24, and the oil separator 24 is connected between the outlet of the evaporator 21 and the inlet of the compressor 22, so that the refrigerant can be separated from oil and gas before entering the compressor 22, so that the compressor 22 can compress the refrigerant better, and the compressor 22 can work well. In other embodiments, when no oil separator is provided, the outlet of the evaporator 21 may be directly in communication with the inlet of the compressor 22 via a line.
In one embodiment, the room air conditioner 100 further includes a reservoir connected between the outlet of the evaporator 21 and the inlet of the compressor 22 to ensure the amount of refrigerant entering the compressor 22, so that the compressor 22 can compress the refrigerant better and the compressor 22 can work well. In other embodiments, when a liquid reservoir is not provided, the outlet of the evaporator 21 may be directly connected to the inlet of the compressor 22 by a pipe.
In one embodiment, the room air conditioner 100 further includes an electronic control box 13 to control the operation of the compressor 22, the waterway heat exchanger 23 and the like. The electronic control box 13 is arranged on one side of the fan 12 far away from the evaporator 21, so that the condensate water can be prevented from influencing the electronic control box 13. Of course, in other embodiments, the electronic control box 13 may be installed on the side of the evaporator 21 away from the fan 12.
In one embodiment, a signal line interface 113 is further installed on the enclosure 11, so as to connect external devices through the signal line interface 113, and implement signal and data transmission, so as to control the operation of the room air conditioner 100 and check the state of the room air conditioner 100.
In one embodiment, the signal line interface 113 is disposed on the side of the evaporator 21 away from the fan 12, that is, the signal line interface 113 is disposed on the return air side of the evaporator 21 to facilitate connection with external equipment, and the structure enables the compressor 22 and the waterway heat exchanger 23 to be located on the same side of the evaporator 21 as the signal line interface 113, so that the signal line interface 113 can be electrically connected with the compressor 22 and the waterway heat exchanger 23 to facilitate transmission of operation data of the compressor 22 and the waterway heat exchanger 23 to the external equipment.
In one embodiment, referring to fig. 1 and 2, the room air conditioner 100 further includes a fault indicator light 115, and the fault indicator light 115 is installed on the top of the cabinet 11, so that when the room air conditioner 100 is installed under the floor of the room, a through hole can be conveniently formed in the floor to expose the fault indicator light 115, so that an on-duty person of the room can visually and timely find the location of the faulty room air conditioner 100, thereby facilitating quick replacement or maintenance.
In one embodiment, the fault display lamp 115 is installed at the air outlet 121 of the fan 12, so that when the room air conditioner 100 is installed under the floor of the room, the opening is formed in the floor to expose the air outlet 121 of the fan 12, and meanwhile, the fault display lamp 115 can also be exposed, thereby facilitating the installation of the room air conditioner 100.
In one embodiment, the room air conditioner 100 further includes an electronic expansion valve 251, the electronic expansion valve 251 is connected between the waterway heat exchanger 23 and the evaporator 21, and the electronic expansion valve 251 is used for adjusting the flow rate of the refrigerant to adjust the temperature of the refrigerant, so as to control the outlet air temperature of the room air conditioner 100.
In one embodiment, the room air conditioner 100 further includes a pressure sensor 252, the pressure sensor 252 is installed on an outlet pipe of the compressor 22, and the pressure sensor 252 is configured to sense a pressure of the refrigerant in the outlet pipe of the compressor 22, so as to ensure a safe circulation of the refrigerant, thereby ensuring a safe operation of the room air conditioner 100.
In one embodiment, the room air conditioner 100 further includes a pressure controller 253, the pressure controller 253 is installed on an outlet pipe of the compressor 22, and the pressure controller 253 is configured to control a pressure of the refrigerant in the outlet pipe of the compressor 22, so as to ensure a safe circulation of the refrigerant, thereby ensuring a safe operation of the room air conditioner 100.
In one embodiment, the room air conditioner 100 further includes a temperature sensor 254, the temperature sensor 254 is installed on a refrigerant outlet pipeline of the water channel heat exchanger 23, and the temperature sensor 254 is used for sensing the temperature of the refrigerant in the refrigerant outlet pipeline of the water channel heat exchanger 23, so as to control the temperature of the refrigerant, and further facilitate adjusting the outlet air temperature of the room air conditioner 100.
In one embodiment, the room air conditioner 100 further includes an electromagnetic valve 255, the electromagnetic valve 255 is installed on the water inlet pipeline of the waterway heat exchanger 23, and the electromagnetic valve 255 is used for adjusting the water inlet amount of the waterway heat exchanger 23, so as to control the temperature of the refrigerant flowing out of the waterway heat exchanger 23, and further adjust the air outlet temperature of the room air conditioner 100.
In one embodiment, referring to fig. 1, a handle is provided on a side of the cabinet 11, and the handle may be a pull tab installed on the side of the cabinet 11 or a groove provided on the side of the cabinet 11 to move the room air conditioner 100.
In one embodiment, rollers 116 are mounted to the bottom of the enclosure 11 to facilitate movement of the enclosure 11.
In one embodiment, a power interface 114 is further provided on the cabinet 11 to facilitate connection of an external power source for supplying power to the room air conditioner 100.
In one embodiment, the water path heat exchanger 23 is connected to a water inlet pipe 231 and a water outlet pipe 232, and the water inlet pipe 231 and the water outlet pipe 232 are respectively led out of the cabinet 11 to facilitate connection with an external cooling water path.
In one embodiment, the water inlet pipe 231 and the water outlet pipe 232 of the waterway heat exchanger 23, the power interface 114 and the signal line interface 113 are all disposed on the same side of the cabinet 11, so as to facilitate installation and use of the room air conditioner 100.
In one embodiment, the room air conditioner 100 further includes a water-cooled heat exchanger mounted on the cabinet. The water-cooled heat exchanger may be installed at an outer side of the cabinet to support the water-cooled heat exchanger through the cabinet. Of course, the water-cooled heat exchanger may be installed in the cabinet to protect the water-cooled heat exchanger through the cabinet. The water-cooled heat exchanger is provided with a heat exchange runner and a water-cooled runner; the heat exchange runner is used for cooling liquid circulation, and the water cooling runner is used for cooling water circulation, so that heat exchange can be carried out on cooling liquid in the heat exchange runner through cooling water in the water cooling runner. The inlet end of the water-cooling flow passage is provided with a cooling water inlet pipe, the outlet end of the water-cooling flow passage is provided with a cooling water outlet pipe, and the cooling water inlet pipe and the cooling water outlet pipe are respectively used for connecting an external cooling water pipeline so that external cooling water can flow through the water-cooling flow passage to exchange heat of cooling liquid in the heat exchange flow passage. The inlet end of the heat exchange flow channel is provided with a liquid inlet pipe, the outlet end of the heat exchange flow channel is provided with a liquid outlet pipe, and the liquid inlet pipe and the liquid outlet pipe are used for being connected with an external cooling liquid pipeline so that cooling liquid can flow through the heat exchange flow channel. The water-cooling heat exchanger is arranged to provide water-cooling heat exchange, so that the machine room air conditioner 100 is provided with air cooling and water cooling simultaneously to improve the heat exchange efficiency. For example, when the cooling device is used, the liquid inlet pipe and the liquid outlet pipe can be connected with the inlet and the outlet of the cold plate on the cabinet of the server, so that the circulation of cooling liquid is realized, and the server is cooled by water.
In one embodiment, the water-cooling heat exchanger is detachably mounted on the case, so that the water-cooling heat exchanger can form an external hanging structure to be conveniently selected and used by a user.
In one embodiment, the water-cooled heat exchanger is a plate heat exchanger to efficiently cool the coolant, improve cooling efficiency, and use a smaller water-cooled heat exchanger, thereby reducing the volume of the machine room air conditioner 100. Of course, in other embodiments, a double pipe heat exchanger, a tank heat exchanger, a coil heat exchanger, or the like may be used for the water-cooled heat exchanger.
In one embodiment, the room air conditioner 100 further comprises a water pump, and an inlet of the water pump may be connected to the liquid outlet pipe so as to realize active flow of the cooling liquid. Of course, the outlet of the water pump can be connected with the liquid inlet pipe, and active flow of the cooling liquid can also be realized. It is to be understood that when a water pump is provided in the external coolant circuit, the water pump may not be provided in the room air conditioner. In an optional embodiment, the room air conditioner 100 further includes a water pump; the inlet of the water pump is connected with the liquid outlet pipe;
the machine room air conditioner 100 of the embodiment of the application occupies a small machine room space, and is high in cooling efficiency and small in size. By applying the data room of the room air conditioner 100 of the embodiment, more servers can be distributed, and the space utilization rate of the data room is improved.
The embodiment of the application also discloses a data machine room, which comprises a floor, a cabinet, a server and the machine room air conditioner 100 as in any one of the above embodiments, wherein the cabinet is arranged on the floor, the server is arranged in the cabinet, the machine room air conditioner 100 is arranged below the floor, and an opening communicated with an air supply outlet of the machine room air conditioner 100 is formed in the floor. This data computer lab has used the computer lab air conditioner 100 of above-mentioned embodiment to install computer lab air conditioner 100 in the floor below, can reduce and occupy the ground area in the computer lab, and the heat transfer is effectual, and is small, and can install more servers in the data computer lab.
In one embodiment, the data room further includes a cover plate covering the cover plate on the top of the cabinet, so that the cabinet separates the space between the cover plate and the floor, the space between the cover plate and the floor forms a cold air channel and a hot air channel on the portions of the two sides of the cabinet, respectively, an opening on the floor, which is communicated with the air supply opening of the room air conditioner 100, is located at a position corresponding to the cold air channel, a channel opening is formed on the floor, which is communicated with the air inlet of the room air conditioner 100, and the channel opening is located at a position on the floor, which is corresponding to the hot air channel, so that cold air generated by the room air conditioner 100 enters the cold air channel from the opening, enters the cabinet, dissipates heat of the server in the cabinet, then flows to the hot air channel, and then enters the air inlet of the room air conditioner 100 through the channel opening, so as to circulate and cool air in the data room and dissipate heat of the server in the cabinet.
In one embodiment, a plurality of rows of cabinets can be arranged on the floor, and two adjacent rows of cabinets can share one cold air channel, so that cold air in the same cold air channel enters the two adjacent rows of cabinets for heat dissipation; or two adjacent rows share one hot air channel, and air in two adjacent rows of cabinets enters the same hot air channel, so that the use of air conditioners in a machine room can be reduced, the setting density of servers in a data machine room is improved, and the space utilization rate is improved.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (14)
1. Computer lab air conditioner, its characterized in that: the cooling system comprises a case, a fan, an evaporator, a compressor for compressing a refrigerant and a waterway heat exchanger for cooling the refrigerant compressed by the compressor, wherein an outlet of the evaporator is communicated with an inlet of the compressor, an outlet of the compressor is communicated with a refrigerant inlet of the waterway heat exchanger, and a refrigerant outlet of the waterway heat exchanger is communicated with an inlet of the evaporator; the air blower, the evaporator, the compressor and the water path heat exchanger are installed in a case, an air inlet is formed in the case, an air outlet connected with an air outlet of the air blower is formed in the case, the evaporator is located on the air inlet side of the air blower, and the evaporator is arranged around the air inlet side of the air blower.
2. The machine room air conditioner of claim 1, wherein: the evaporator is bent to be U-shaped, and the fan is located on the opposite inner side of the evaporator.
3. The machine room air conditioner of claim 2, wherein: the compressor and the waterway heat exchanger are arranged on the outer side of the evaporator.
4. The machine room air conditioner of claim 2, wherein: the U-shaped opening part of the evaporator is arranged in a direction deviating from the air inlet.
5. The machine room air conditioner of any one of claims 1 to 4, wherein: the water path heat exchanger is a plate heat exchanger, a sleeve heat exchanger, a tank heat exchanger or a coil heat exchanger.
6. The machine room air conditioner of any one of claims 1 to 4, wherein: the air outlet of the fan faces the top of the case, and the air outlet is located at the top of the case.
7. The machine room air conditioner of any one of claims 1 to 4, wherein: the air conditioner for the machine room further comprises a water pan, the water pan is mounted in the machine box, the evaporator is mounted on the water pan, and a drain pipe leading out of the machine box is arranged on the water pan.
8. The machine room air conditioner of any one of claims 1 to 4, wherein: a filter is mounted in the air inlet.
9. The machine room air conditioner of any one of claims 1 to 4, wherein: the machine room air conditioner further comprises an electric control box, and the electric control box is arranged on one side, far away from the evaporator, of the fan.
10. The machine room air conditioner of any one of claims 1 to 4, wherein: the machine room air conditioner also comprises an electronic expansion valve for adjusting the flow of a refrigerant, and the electronic expansion valve is connected between the waterway heat exchanger and the evaporator;
the machine room air conditioner also comprises a pressure sensor used for sensing the pressure of the refrigerant in the outlet pipeline of the compressor, and the pressure sensor is arranged on the outlet pipeline of the compressor;
the machine room air conditioner also comprises a pressure controller used for controlling the pressure of the refrigerant in the outlet pipeline of the compressor, and the pressure controller is arranged on the outlet pipeline of the compressor;
the machine room air conditioner also comprises a temperature sensor used for sensing the temperature of the refrigerant in the refrigerant outlet pipeline of the waterway heat exchanger, and the temperature sensor is arranged on the refrigerant outlet pipeline of the waterway heat exchanger;
the machine room air conditioner also comprises an electromagnetic valve used for adjusting the water inflow of the waterway heat exchanger, and the electromagnetic valve is arranged on the water inflow pipeline of the waterway heat exchanger;
and the machine room air conditioner also comprises a fault display lamp, and the fault display lamp is arranged at the top of the machine case.
11. The machine room air conditioner of any one of claims 1 to 4, wherein: the machine room air conditioner also comprises a water-cooling heat exchanger arranged on the case, wherein the water-cooling heat exchanger is provided with a heat exchange runner for providing cooling liquid for circulation and a water-cooling runner for providing cooling water for circulation so as to exchange heat with the cooling liquid in the heat exchange runner; the inlet end of the water-cooling flow passage is provided with a cooling water inlet pipe for connecting an external cooling water pipeline, and the outlet end of the water-cooling flow passage is provided with a cooling water outlet pipe for connecting the external cooling water pipeline; the inlet end of the heat exchange runner is provided with a liquid inlet pipe used for being connected with an external cooling liquid pipeline, and the outlet end of the heat exchange runner is provided with a liquid outlet pipe used for being connected with the external cooling liquid pipeline.
12. The machine room air conditioner of claim 11, wherein: the machine room air conditioner also comprises a water pump; the inlet of the water pump is connected with the liquid outlet pipe;
or the outlet of the water pump is connected with the liquid inlet pipe.
13. Data computer lab, including the floor, install in rack on the floor and install in server in the rack, its characterized in that: the air conditioner room further comprises the machine room air conditioner as claimed in any one of claims 1 to 12, wherein the machine room air conditioner is installed below the floor, and an opening communicated with an air supply outlet of the machine room air conditioner is formed in the floor.
14. The data room of claim 13, wherein: the data machine room further comprises a cover plate covering the top of the machine cabinet, cold air channels and hot air channels are formed in the space between the cover plate and the floor on the two sides of the machine cabinet respectively, the opening is located at the position corresponding to the cold air channels, and a channel opening communicated with an air inlet of the machine room air conditioner is formed in the position corresponding to the hot air channels on the floor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022378674.9U CN213955465U (en) | 2020-10-22 | 2020-10-22 | Machine room air conditioner and data machine room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022378674.9U CN213955465U (en) | 2020-10-22 | 2020-10-22 | Machine room air conditioner and data machine room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213955465U true CN213955465U (en) | 2021-08-13 |
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ID=77204791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022378674.9U Active CN213955465U (en) | 2020-10-22 | 2020-10-22 | Machine room air conditioner and data machine room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213955465U (en) |
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2020
- 2020-10-22 CN CN202022378674.9U patent/CN213955465U/en active Active
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