CN113973469A - Machine cabinet - Google Patents
Machine cabinet Download PDFInfo
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- CN113973469A CN113973469A CN202010728228.8A CN202010728228A CN113973469A CN 113973469 A CN113973469 A CN 113973469A CN 202010728228 A CN202010728228 A CN 202010728228A CN 113973469 A CN113973469 A CN 113973469A
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- evaporator
- cabinet
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- fan
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20709—Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
- H05K7/208—Liquid cooling with phase change
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20709—Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20709—Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
- H05K7/20718—Forced ventilation of a gaseous coolant
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The embodiment of the invention provides a cabinet, and relates to the technical field of information communication equipment. This rack includes: a cabinet body; the first cooling system comprises a first condenser, a first evaporator and a compressor, the first condenser is arranged outside the cabinet body, the first evaporator is arranged in the cabinet body, and the compressor is arranged on a connecting loop between the first condenser and the first evaporator; and the second cooling system comprises a second condenser, a second evaporator and a first fan, wherein the second condenser and the first fan are arranged outside the cabinet body, the second evaporator is arranged in the cabinet body, and the first fan and the second condenser are arranged oppositely for cooling fluid in the second condenser. According to the embodiment of the invention, the first cooling system is a mechanical refrigeration system, and the second cooling system adopts a natural cold source, so that the multi-cold-source cooling system can cool the communication equipment in the cabinet body, the cooling efficiency and reliability are improved, and the normal operation of the communication equipment is ensured.
Description
Technical Field
The invention relates to the technical field of information communication equipment, in particular to a cabinet.
Background
At present, the information communication technology is in the transition period from 4G to 5G, and a 5G base station provides wireless coverage in a 5G network, so as to realize the core of signal transmission between a wired communication network and a wireless terminal, and the configuration and equipment operation energy consumption of the base station will directly affect the deployment of the 5G network. In order to meet three requirements of mobile broadband enhancement, large-scale Internet of things and low-delay high-reliability Internet of things in the 5G era, the characteristics of the 5G base station are greatly changed compared with those of the 4G base station. Firstly, in the technical standard, the working frequency band of a 5G network is far higher than that of a 4G network, and as the higher the frequency is, the greater the attenuation of a signal in the propagation process is, the construction density of a 5G base station can reach 3 to 4 times that of the 4G base station; secondly, due to the performance improvement of devices such as BBU (baseband processing unit), the power consumption and heat dissipation requirement of a single station of the 5G base station are 2.5 to 3.5 times of those of the 4G base station, so that the total power consumption of the base station can reach more than 9 times of that of the 4G base station.
For the air conditioner of a communication machine room, the heat dissipation requirement of equipment needs to be met, local hot spots are avoided, in addition, the refrigeration energy consumption needs to be strictly controlled, and the electricity expense is saved. The refrigerated solution of basic station air conditioner of the common adoption of traditional basic station comes the temperature of control basic station, sends into cold air indoor by the air conditioner end, and cold volume transmits near equipment again, and then cools off the equipment that generates heat, and the hot-air that is heated is sent into the interior space again, finally transmits to the air conditioner end and handles. The refrigeration mode has the defects of single refrigeration system, no natural cold source utilization, large occupied area of the indoor unit and the like, does not have the functions of cabinet combination and the like, has insufficient modularization degree and high installation cost, and can not completely meet the requirement of construction and operation of the current base station.
Disclosure of Invention
The embodiment of the invention provides a cabinet, which is used for solving the defect of single refrigerating system of a communication machine room in the prior art and improving the cooling efficiency and reliability of the cabinet.
An embodiment of the present invention provides a cabinet, including:
the cabinet body is used for placing communication equipment;
the first cooling system comprises a first condenser, a first evaporator and a compressor, the first condenser is arranged outside the cabinet body, the first evaporator is arranged in the cabinet body, and the compressor is arranged on a connecting loop between the first condenser and the first evaporator;
the second cooling system comprises a second condenser, a second evaporator and a first fan, wherein the second condenser and the first fan are all arranged outside the cabinet body, the second evaporator is arranged inside the cabinet body, and the first fan and the second condenser are arranged oppositely and used for cooling fluid in the second condenser.
According to the cabinet provided by the embodiment of the invention, the cabinet body is internally provided with the second fan, the air inlet of the second fan is arranged opposite to one side of the first evaporator, and the air outlet of the second fan is communicated with the cold channel in the cabinet body.
According to the cabinet provided by the embodiment of the invention, the cold channel is formed by the inner side wall of the cabinet body, the outer side wall of the communication equipment and the partition plate, one side of the partition plate is connected with the first evaporator, and the other side of the partition plate is connected with the communication equipment.
According to the cabinet provided by one embodiment of the invention, a liquid inlet of the first condenser is connected with a liquid outlet of the first evaporator through a first pipeline, and the compressor is arranged on the first pipeline;
the liquid outlet of the first condenser is connected with the liquid inlet of the first evaporator through a second pipeline, and an expansion valve is arranged on the second pipeline.
According to the cabinet provided by one embodiment of the invention, the liquid outlet of the second condenser is connected with the liquid inlet of the second evaporator through the first heat pipe;
and a liquid inlet of the second condenser is connected with a liquid outlet of the second evaporator through a second heat pipe.
According to the cabinet provided by one embodiment of the invention, grooves corresponding to the first pipeline, the second pipeline, the first heat pipe and the second heat pipe one to one are arranged on the bottom side of the cabinet body.
According to the cabinet provided by the embodiment of the invention, the first fan is a modular design fan, and the second fan is a modular design fan.
According to an embodiment of the invention, the cabinet further comprises a control system, the control system comprises an electric quantity testing sub-station, a first temperature sensor, a second temperature sensor and a controller, the electric quantity testing sub-station is connected with the communication equipment, the first temperature sensor is arranged outside the cabinet body, the second temperature sensor is arranged inside the cabinet body, and the controller is respectively connected with the electric quantity testing sub-station, the first temperature sensor, the second temperature sensor, the first cooling system and the second cooling system.
According to the cabinet provided by the embodiment of the invention, the heat insulation plate is arranged in the cabinet body and is used for being arranged between two adjacent communication devices.
According to the cabinet disclosed by the embodiment of the invention, the cabinet body is formed by a plurality of splicing plates, and any two cabinet bodies can be combined and spliced.
The cabinet provided by the embodiment of the invention is provided with the cabinet body for placing the communication equipment; the first cooling system comprises a first condenser, a first evaporator and a compressor, the first condenser is arranged outside the cabinet body, the first evaporator is arranged in the cabinet body, and the compressor is arranged on a connecting loop between the first condenser and the first evaporator; the second cooling system comprises a second condenser, a second evaporator and a first fan, wherein the second condenser and the first fan are all arranged outside the cabinet body, the second evaporator is arranged inside the cabinet body, the first fan and the second condenser are arranged relatively and used for cooling fluid in the second condenser, the first cooling system, the second cooling system and the communication equipment are integrally designed and installed on the cabinet body, the space of the cabinet body is more compact, the utilization maximization of the space of the cabinet body is realized, the first cooling system is a mechanical refrigeration system, the second cooling system adopts a natural cold source, the multi-cold-source cooling system is used for cooling the communication equipment in the cabinet body, the cooling efficiency and the reliability are improved, and the normal operation work of the communication equipment is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a cabinet according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of two communication devices disposed in a cabinet body of a cabinet according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a double cabinet assembly according to an embodiment of the present invention.
Reference numerals:
1. a compressor; 2. a second condenser; 3. a first fan; 4. an expansion valve; 5. a cold aisle; 6. a second fan; 7. a partition plate; 8. a communication device; 9. a first evaporator; 10. a second evaporator; 11. a first condenser; 12. an insulating panel.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A cabinet according to an embodiment of the present invention is described below with reference to fig. 1 to 3, including:
a cabinet for placing the communication device 8;
the first cooling system comprises a first condenser 11, a first evaporator 9 and a compressor 1, wherein the first condenser 11 is arranged outside the cabinet body, the first evaporator 9 is arranged in the cabinet body, and the compressor 1 is arranged on a connecting loop between the first condenser 11 and the first evaporator 9;
the second cooling system comprises a second condenser 2, a second evaporator 10 and a first fan 3, wherein the second condenser 2 and the first fan 3 are arranged outside the cabinet body, the second evaporator 10 is arranged in the cabinet body, and the first fan 3 and the second condenser 2 are arranged oppositely to lower the temperature of cooling fluid in the second condenser 2. It can be understood that the cabinet body is of a box-shaped structure, the communication device 8 is placed in the cabinet body, and the communication device 8 comprises a power distributor, a baseband processing unit and a storage battery which are sequentially arranged from top to bottom. There is the clearance between the week side of communication equipment 8 and the inside wall of the cabinet body to make the cooling air circulation, realize the cooling to communication equipment 8.
Furthermore, the first cooling system is a mechanical refrigeration system using a refrigerant fluid as a cold source. The first cooling system comprises a first condenser 11, a first evaporator 9 and a compressor 1, wherein the first condenser 11 is arranged outside the cabinet body, the first evaporator 9 is arranged inside the cabinet body, a connecting loop for circulating and flowing of refrigerant fluid is arranged between the first condenser 11 and the first evaporator 9, and the compressor 1 is arranged on the connecting loop. Specifically, the refrigerant fluid in the first condenser 11 flows into the first evaporator 9 through the connection loop under the compression action of the compressor 1, and exchanges heat with air in the cabinet body to absorb heat and reduce the temperature of the air in the cabinet body, and the refrigerant fluid after absorbing heat flows back to the first condenser 11 and exchanges heat with outside air through the first condenser 11 to dissipate heat, so that the purpose of cooling the air in the cabinet body through circulation is achieved, and the cooling of the communication equipment 8 is completed.
Further, the second cooling system adopts a natural cold source, and specifically comprises a second condenser 2, a second evaporator 10 and a first fan 3, wherein the second condenser 2 and the first fan 3 are arranged outside the cabinet body, the second evaporator 10 is arranged in the cabinet body, the second condenser 2 and the second evaporator 10 are connected through a circulating pipeline, the first fan 3 and the second condenser 2 are arranged relatively, so as to cool the cooling fluid in the second condenser 2, and the natural cold source is utilized to cool the cooling fluid. Specifically, in this embodiment, the cooling fluid of the second cooling system is water. The water flows into the second evaporator 10 arranged in the cabinet body from the second condenser 2, and exchanges heat with the air in the cabinet body to absorb heat, so that the air in the cabinet body is cooled, and the communication equipment 8 is cooled. The water after absorbing heat flows back to the second condenser 2, and the first fan 3 blows natural wind to the second condenser 2, so that the natural cold source cools the water in the second condenser 2, and the communication equipment 8 in the cabinet is continuously cooled.
It should be noted that the communication device 8 is disposed at any position in the cabinet body, in this embodiment, as shown in fig. 1, the communication device 8 is disposed at the right side in the cabinet body, the first evaporator 9 and the second evaporator 10 are disposed at the left side in the cabinet body, the first evaporator 9 and the second evaporator 10 are disposed in a left-right attaching manner, the first condenser 11 and the second condenser 2 are disposed in a left-right attaching manner, that is, the first evaporator 9 is disposed at the left side of the second evaporator 10, the first condenser 11 is disposed at the right side of the second condenser 2, and the first fan 3 is disposed at the left side of the second condenser 2.
The first evaporator 9, the second evaporator 10, the first condenser 11 and the second condenser 2 can adopt a micro-channel structure or a copper pipe aluminum fin structure, and of course, other structures can be adopted to ensure the heat exchange efficiency.
In this embodiment, the first evaporator 9 is composed of 2 or 3 or 4 first evaporator units arranged in parallel in the vertical direction, so as to reduce the flow resistance of the refrigerant fluid in the first evaporator 9, stabilize the evaporation temperature of the first evaporator 9, and realize the heat exchange function with large air volume and small enthalpy difference.
The second evaporator 10 is composed of 2 or 3 or 4 second evaporator units which are arranged in parallel along the vertical direction, the flow resistance of cooling fluid in the second evaporator 10 is reduced, the evaporation temperature of the second evaporator 10 is stabilized, and the heat exchange function of large air volume and small enthalpy difference is realized.
Further, in this implementation, one side of first evaporimeter 9 is connected with first pivot, and first pivot is vertical to be set up, and first evaporimeter 9 can rotate around first pivot, realizes the regulation to the inclination of first evaporimeter 9 to agree with the air current tissue form of the 8 side air intakes of communication equipment, improve cooling efficiency. In order to ensure that the first evaporator 9 is freely rotatable, the first evaporator 9 is connected to the connecting circuit by means of a hose.
Wherein, one side of second evaporimeter 10 is connected with the second pivot, and the vertical setting of second pivot, and second evaporimeter 10 can rotate around the second pivot, and second evaporimeter 10 and first evaporimeter 9 remain parallel laminating state throughout, realize the regulation to the inclination of second evaporimeter 10 to agree with the air current tissue form of communication equipment 8 side air inlet, improve cooling efficiency. In order to ensure that the second evaporator 10 is freely rotatable, the second evaporator 10 is connected to the connecting circuit by means of a hose.
According to the cabinet provided by the embodiment of the invention, the cabinet body is internally provided with the second fan 6, the air inlet of the second fan 6 is arranged opposite to one side of the first evaporator 9, and the air outlet of the second fan 6 is communicated with the cold channel 5 in the cabinet body. It can be understood that the cabinet body is internally provided with a second fan 6, and the second fan 6 plays a role in guiding cooling air and providing flowing power. Specifically, the air inlet of the second fan 6 is arranged opposite to the evaporation side of the first evaporator 9, and the air outlet of the second fan 6 is communicated with the cold channel 5 in the cabinet body, so that cooling air cooled by the second evaporator 10 and the first evaporator 9 is guided into the cold channel 5. It is worth to say that the air inlet of the cold channel 5 is communicated with the air outlet of the second fan 6, and the air outlet of the cold channel 5 is arranged opposite to the second evaporator 10, so that the cooling air after heat exchange with the communication equipment 8 in the cold channel 5 flows back to the second evaporator 10 and the first evaporator 9, and the circulating cooling of the communication equipment 8 is realized.
According to the cabinet of one embodiment of the invention, the cold channel 5 is formed by the inner side wall of the cabinet body, the outer side wall of the communication equipment 8 and the partition 7, one side of the partition 7 is connected with the first evaporator 9, and the other side of the partition 7 is connected with the communication equipment 8. It will be appreciated that the inner side walls of the cabinet, the outer side walls of the communication device 8 and the partition 7 form a cold aisle 5 for the cooling air to circulate. The cold channel 5 directly surrounds the communication equipment 8, so that cooling air can directly act on the communication equipment 8, and the loss of cold energy is reduced.
Furthermore, one side of the partition board 7 is connected with the first evaporator 9, the other side of the partition board 7 is connected with the communication equipment 8, when the second fan 6 works, the cooling air flowing out of the first evaporator 9 and the second evaporator 10 is driven by the second fan 6, flows into the cold channel 5 from one side of the partition board 7 and flows towards the communication equipment 8, and a part of the cooling air enters the communication equipment 8 from the right side of the communication equipment 8 through the air draft effect of the fan carried by the communication equipment 8 and takes away the heat emitted by the communication equipment 8 to form hot air which flows out from the left side of the communication equipment 8; another part of the cooling air forms hot air after exchanging heat with the communication equipment 8 and flows out from the outlet of the cold channel 5, and is combined with the hot air flowing out from the communication equipment 8 at the other side of the partition board 7 and returns to the first evaporator 9 and the second evaporator 10 for circulating circulation.
According to the cabinet of one embodiment of the present invention, a liquid inlet of the first condenser 11 is connected to a liquid outlet of the first evaporator 9 through a first pipeline, and the compressor 1 is disposed on the first pipeline;
the liquid outlet of the first condenser 11 is connected with the liquid inlet of the first evaporator 9 through a second pipeline, and an expansion valve 4 is arranged on the second pipeline. It can be understood that the refrigerant fluid flows into the second pipeline from the liquid outlet of the first condenser 11, the expansion valve 4 throttles the refrigerant fluid to convert the refrigerant fluid with high temperature and high pressure into the refrigerant fluid with low temperature and low pressure, and then the refrigerant fluid is conveyed into the first evaporator 9, the first evaporator 9 exchanges heat with the flowing air in the cabinet, the refrigerant fluid absorbs heat and then flows into the first pipeline from the liquid outlet of the first evaporator 9, and the refrigerant fluid is converted from the state of high temperature and low pressure into the state of high temperature and high pressure through the compression effect of the compressor 1, and then enters the first condenser 11 from the liquid inlet of the first condenser 11, so as to form the refrigerant fluid with low temperature and high pressure.
According to the cabinet of one embodiment of the present invention, the liquid outlet of the second condenser 2 is connected to the liquid inlet of the second evaporator 10 through the first heat pipe;
the liquid inlet of the second condenser 2 is connected with the liquid outlet of the second evaporator 10 through a second heat pipe. It can be understood that the cooling fluid flows into the first heat pipe from the liquid outlet of the second condenser 2, and enters the second evaporator 10 from the liquid inlet of the second evaporator 10, the second evaporator 10 exchanges heat with the flowing air in the cabinet, the cooling fluid after absorbing heat flows into the second heat pipe from the liquid outlet of the second evaporator 10, and enters the second condenser 2 from the liquid inlet of the second condenser 2, and the cooling fluid forms low-temperature cooling fluid in the second condenser 2 under the air cooling action of the first fan 3, thereby realizing the utilization of natural cold source.
According to the cabinet provided by the embodiment of the invention, the bottom side of the cabinet body is provided with the grooves which are respectively in one-to-one correspondence with the first pipeline, the second pipeline, the first heat pipe and the second heat pipe. It can be understood that, in this embodiment, first pipeline, second pipeline, first heat pipe and second heat pipe all adopt the copper pipe, and the bottom side of the cabinet body sets up four slots, and first pipeline, second pipeline, first heat pipe and second heat pipe set up in the slot of one-to-one, avoid first pipeline, second pipeline, first heat pipe and second heat pipe and external contact, and is safer, improves life.
According to the cabinet of one embodiment of the present invention, the first fan 3 is a modular fan, and the second fan 6 is a modular fan. It can be understood that the first fan 3 adopts a modular fan design, so that hot plug operation is realized, the maintenance time of the first fan 3 is reduced, and direct current or alternating current driving can be selected.
Further, the second fan 6 adopts array type modularized design, that is to say, the second fan 6 includes a plurality of second fan 6 units of arranging in order to it is corresponding with distributor, baseband processing unit and the battery of arranging in proper order, through adjusting the rotational speed of each second fan 6 unit in order to match distributor, baseband processing unit and battery and be in the characteristic that generates heat of different space equipment, the heat of different functional sections is taken away to the high efficiency, prevents the production of local hotspot.
It should be noted that, if the second fan 6 is installed at the left side of the first evaporator 9, the second fan 6 is selected to be of a suction type, as shown in fig. 1; if the second prescription is installed on the right side of the second evaporator 10, the second blower 6 is of a press-in type. In addition, the second fan 6 can be set as an axial flow fan, a centrifugal fan or a cross flow fan according to the actual wind pressure requirement.
According to an embodiment of the invention, the cabinet further comprises a control system, the control system comprises an electric quantity testing substation, a first temperature sensor, a second temperature sensor and a controller, the electric quantity testing substation is connected with the communication equipment 8, the first temperature sensor is arranged outside the cabinet body, the second temperature sensor is arranged inside the cabinet body, and the controller is respectively connected with the electric quantity testing substation, the first temperature sensor, the second temperature sensor, the first cooling system and the second cooling system. It can be understood that the electric quantity test substation is used for monitoring the input power of the communication equipment 8, the first temperature sensor is used for monitoring the temperature outside the cabinet body, and the second temperature sensor is used for monitoring the return air temperature inside the cabinet body. The controller receives and processes data information respectively monitored by the electric quantity testing substation, the first temperature sensor and the second temperature sensor, and sends instructions to the first cooling system and the second cooling system so as to control the working states of the first cooling system and the second cooling system. In this embodiment, the controller is specifically a PLC (programmable logic controller).
Specifically, if the controller compares a first temperature value monitored by the first temperature sensor, namely the temperature outside the cabinet body, and is smaller than a first temperature threshold value T1, a natural cold source is used for cooling, namely the first cooling system is closed, and the second cooling system is opened; if the first temperature value monitored by the controller compared with the first temperature sensor is greater than the first temperature threshold T1 and less than the second temperature threshold T2, a part of natural cold sources are adopted for cooling, namely the first cooling system and the second cooling system are both started, and partial load operation is realized; if the first temperature value monitored by the controller compared with the first temperature sensor is greater than the second temperature threshold value T2, the first cooling system is in full-load operation, namely the first cooling system is started, and the second cooling system is closed. The intelligent control of the first cooling system and the second cooling system is realized, the energy consumption is reduced, and the cooling efficiency and the stability are ensured.
Further, the controller realizes the control to first cooling system work load through the operating condition of adjustment compressor 1, if the second temperature value that the controller detected than second temperature sensor, the internal return air temperature of cabinet promptly, when lower, compressor 1 operates with lower running revolution, when second temperature value risees, improves compressor 1's running revolution gradually, if the second temperature value is greater than third temperature threshold value T3, compressor 1 full load operation. In this embodiment, T1 is preferably 18 ℃, T2 is 24 ℃ and T3 is preferably 33 ℃.
Further, when the input power of the communication equipment 8 monitored by the controller through the electric quantity testing substation is judged to be increased, the controller adjusts the rotating speed of the second fan 6 to be increased, and if the input power of the communication equipment 8 monitored by the controller through the electric quantity testing substation is judged to be decreased, the controller adjusts the rotating speed of the second fan 6 to be decreased.
According to the cabinet of the embodiment of the invention, the cabinet body is internally provided with the heat insulation board 12, and the heat insulation board 12 is used for being arranged between two adjacent communication devices 8. It is understood that two communication devices 8 are provided in the two cabinets, and the two communication devices 8 share one set of the first cooling system and the second cooling system, as shown in fig. 2. That is, by providing the heat insulating plate 12 between the two communication devices 8, that is, by providing the heat insulating plate 12 between the air inlet of the left communication device 8 and the air outlet of the right communication device 8, the transfer of heat is isolated, and two cold air ducts, that is, a left cold air duct and a right cold air duct, are formed at the same time.
Specifically, first cooling system and second cooling system all install in the left side of the cabinet body, and the second communications facilities sets up in the right side of the cabinet body, and first communications facilities sets up between first cooling system and second communications facilities. The evaporation side of the first evaporator 9, the partition plate 7, the inner side wall of the cabinet body, the outer side wall of the first communication equipment and the left side wall of the heat insulation plate 12 jointly form a first cold channel, so that the first communication equipment is cooled by cooling air; the evaporation side of the first evaporator 9, the partition 7, the inner side wall of the cabinet body, the outer side wall of the first communication device, the outer side wall of the second communication device and the right side wall of the heat insulation plate 12 jointly form a second cold channel, so that cooling of the second communication device by cooling air is realized.
It should be noted that the heat insulation board 12 is specifically an L-shaped board, wherein the long board is used to block the hot air generated after the cooling of the second communication device from entering the first communication device, the short board is used to block the hot air generated after the cooling of the second communication device from mixing with the cooling air, so as to reduce the cooling effect on the second communication device, and meanwhile, the combined action of the long board and the short board provides a diversion function for the hot air generated after the cooling of the second communication device, so that the hot air flows back to the second evaporator 10.
According to the cabinet disclosed by the embodiment of the invention, the cabinet body is formed by a plurality of splicing plates, and any two cabinet bodies can be combined and assembled. It can be understood that, as shown in fig. 2 and 3, the cabinet bodies are formed by splicing a plurality of splicing plates, so that two cabinet bodies can be conveniently spliced and combined. The integrated detachable cabinet body realizes the adaptive assembly to the field environment.
It is worth to say that when two cabinets are assembled and combined, the adaptive assembly can be completed only by disassembling the splicing plates on the opposite sides of the two adjacent cabinets, and after cabinet combination, the parallel connection sharing of the cooling channels 5 in the plurality of cabinets is realized, so that the application range of the first cooling system and the second cooling system in a single cabinet and in a non-full load state is expanded, and the system energy efficiency is improved.
According to the cabinet provided by the embodiment of the invention, the cabinet body is provided with the fan, and particularly, the direct current fan can be selected to be used as an emergency ventilation fan.
The cabinet provided by the embodiment of the invention is provided with the cabinet body for placing the communication equipment; the first cooling system comprises a first condenser, a first evaporator and a compressor, the first condenser is arranged outside the cabinet body, the first evaporator is arranged in the cabinet body, and the compressor is arranged on a connecting loop between the first condenser and the first evaporator; the second cooling system comprises a second condenser, a second evaporator and a first fan, wherein the second condenser and the first fan are all arranged outside the cabinet body, the second evaporator is arranged inside the cabinet body, the first fan and the second condenser are arranged relatively and used for cooling fluid in the second condenser, the first cooling system, the second cooling system and the communication equipment are integrally designed and installed on the cabinet body, the space of the cabinet body is more compact, the utilization maximization of the space of the cabinet body is realized, the first cooling system is a mechanical refrigeration system, the second cooling system adopts a natural cold source, the multi-cold-source cooling system is used for cooling the communication equipment in the cabinet body, the cooling efficiency and the reliability are improved, and the normal operation work of the communication equipment is ensured.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010728228.8A CN113973469A (en) | 2020-07-24 | 2020-07-24 | Machine cabinet |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010728228.8A CN113973469A (en) | 2020-07-24 | 2020-07-24 | Machine cabinet |
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| CN113973469A true CN113973469A (en) | 2022-01-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116887587A (en) * | 2023-08-28 | 2023-10-13 | 上海翠杉科技有限公司 | An intelligent high-pressure and high-density underwater data center and its deployment method |
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| CN116887587A (en) * | 2023-08-28 | 2023-10-13 | 上海翠杉科技有限公司 | An intelligent high-pressure and high-density underwater data center and its deployment method |
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