CN113453498B - Energy-saving cabinet for 5G data center - Google Patents
Energy-saving cabinet for 5G data center Download PDFInfo
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- CN113453498B CN113453498B CN202110614895.8A CN202110614895A CN113453498B CN 113453498 B CN113453498 B CN 113453498B CN 202110614895 A CN202110614895 A CN 202110614895A CN 113453498 B CN113453498 B CN 113453498B
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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
- H05K7/20718—Forced ventilation of a gaseous coolant
- H05K7/20736—Forced ventilation of a gaseous coolant within cabinets for removing heat from server blades
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/265—Drying gases or vapours by refrigeration (condensation)
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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
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1485—Servers; Data center rooms, e.g. 19-inch computer racks
- H05K7/1488—Cabinets therefor, e.g. chassis or racks or mechanical interfaces between blades and support structures
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- Microelectronics & Electronic Packaging (AREA)
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Abstract
The invention discloses an energy-saving cabinet for a 5G data center, which comprises an outer cabinet, a fixing frame and communication equipment, wherein the fixing frame is arranged in the outer cabinet, the communication equipment is fixed with the fixing frame, and the fixing frame and the communication equipment divide the inner space of the outer cabinet into a cold air cavity and a hot air cavity; the air inlet and the air conditioning chamber of communication equipment communicate, and the air outlet and the steam chamber of communication equipment communicate, and the bottom of mount is equipped with the air conditioner internal unit, and the air inlet and the steam chamber intercommunication of air conditioner internal unit, the air outlet and the air conditioning chamber intercommunication of air conditioner internal unit, and the air conditioner internal unit includes the cooling tube, and the below of cooling tube is equipped with the water catch bowl. The invention provides an energy-saving cabinet for a 5G data center, which does not need to be externally provided with a central air conditioner and an air conditioner, has good heat dissipation effect, can be independently arranged at a required position according to requirements, and has wider equipment application scenes.
Description
Technical Field
The invention relates to the technical field of data center cabinets, in particular to an energy-saving cabinet for a 5G data center.
Background
With the increasing prominence of global energy problems, energy conservation and emission reduction of data centers become the focus of attention. However, since heat generating devices such as servers and exchangers are all concentrated in the cabinet, the study of the cabinet heat dissipation technology has attracted attention from domestic and foreign students. Common cooling methods are: (1) air cooling: the system is simple, but the cooling efficiency is low, and the cooling system is only suitable for the condition that the heat flux density of the cabinet is small; (2) water cooling: potential safety hazards are easily caused by leakage, and electronic components of the cabinet are easily unstable in operation, so that a water cooling system needs to be added; (3) cooling the heat pipe: the heat transfer efficiency is high, but the heat is still discharged into the data center. Therefore, an energy-saving cabinet for a 5G data center needs to be designed to clamp the problems.
Chinese patent application publication No. CN205755108U, published as 2016, 11, 30 entitled "a data center cabinet", discloses a data center cabinet, which includes: rack, baffle and slide rail. The sliding rail is as high as the cabinet, and is vertically fixed on the inner surfaces of at least three side surfaces of the cabinet; a plurality of screw holes are formed in the sliding rail in the vertical direction, the distance between every two adjacent screw holes is the same as the height of 1 standard server, the partition plates are detachably and horizontally fixed inside the cabinet, a plurality of compartments are formed, and the size of each compartment is the same as that of the standard server; when the server is not installed, a plurality of partition plates are placed at the bottommost part in the cabinet. The interval inside the data center cabinet is adjustable, and the height of a server placed on the partition plate can be conveniently adjusted; saving space and wide application range. In addition, the data center cabinet can also accommodate servers without guide rails and servers with nonstandard sizes, so that the servers are ensured to be fixed, and no potential safety hazard exists during operation. But this cabinet does not solve the heat dissipation problem.
Disclosure of Invention
The invention provides an energy-saving cabinet for a 5G data center, aiming at overcoming the problems of large heating and insufficient heat dissipation of equipment in a cabinet of the 5G data center in the prior art, wherein the cabinet does not need to be externally provided with a central air conditioner and an air conditioner, the heat dissipation effect is good, the cabinet can be independently arranged at a required position according to the requirement, and the application scene of the equipment is wider.
In order to achieve the purpose, the invention adopts the following technical scheme:
an energy-saving cabinet for a 5G data center comprises an outer cabinet, a fixing frame and communication equipment, wherein the fixing frame is arranged in the outer cabinet, the communication equipment is fixed with the fixing frame, and the fixing frame and the communication equipment divide the inner space of the outer cabinet into a cold air cavity and a hot air cavity; the air inlet and the air conditioning chamber of communication equipment communicate, and the air outlet and the steam chamber of communication equipment communicate, and the bottom of mount is equipped with the air conditioner internal unit, and the air inlet and the steam chamber intercommunication of air conditioner internal unit, the air outlet and the air conditioning chamber intercommunication of air conditioner internal unit, and the air conditioner internal unit includes the cooling tube, and the below of cooling tube is equipped with the water catch bowl.
Among the above-mentioned technical scheme, communication equipment's air inlet is towards cold air chamber, and the gas outlet is towards hot air chamber, has avoided the sub-cabinet exhaust hot air of below to be inhaled by the communication equipment of top, leads to the condition that the radiating effect descends, makes the equipment in the sub-cabinet of each position in the vertical installation rack all can fully dispel the heat. The air in the hot gas intracavity is cooled down by air conditioner indoor unit and is sent the air conditioning intracavity again, and whole rack does not need outside central air conditioning and air conditioner that sets up, can set up the rack as required in the position of needs alone, and equipment application scene is wider. The cooling tube can play the dry effect of condensation, collects the condensation of too much vapor in the air, avoids humidity too big in the air, leads to the premature corrosion of electrical apparatus original paper, circuit short circuit scheduling problem.
Preferably, a humidifying box is arranged at the bottom of the outer cabinet, the bottom of the humidifying box is communicated with the bottom of the water collecting tank, a three-way pipe is arranged at an air outlet of the air conditioner internal unit, an inlet of the three-way pipe is communicated with the air outlet of the air conditioner internal unit, flow valves are arranged in two outlets of the three-way pipe, one outlet of the three-way pipe is directly communicated with the cold air cavity, and the other outlet of the three-way pipe is communicated with the cold air cavity through the humidifying box. When air humidity is low excessively, static electricity is easily generated, adverse effects are generated on precise electric components, when an outer cabinet is sealed with the outside, an air conditioner inner unit is always condensed, the air humidity is reduced to a position below the humidity which is easy to generate the static electricity, therefore, the air inside the outer cabinet needs to be humidified timely, and the air humidity is kept in a reasonable interval. According to the feedback of the humidity sensor in the outer cabinet, the flow of the two outlets of the three-way pipe is adjusted, and when the flow of the outlet passing through the humidifying box is increased, the humidity of the outer cabinet can be increased.
Preferably, a water-absorbing sponge is arranged in the humidification box. The water-absorbing sponge can play a role in humidifying without an additional humidifying electric appliance. The air can be filtered, and the air quality is improved.
Preferably, the tee passes through the outlet of the humidification tank towards the side wall of the outer cabinet. The structure can make the air with high humidity and other air in the cold air cavity mixed and then enter the equipment, thereby avoiding the corrosion of the air with over high humidity to the equipment.
Preferably, a plurality of humidity sensors are arranged in the outer cabinet.
Preferably, the bottom of the cold air chamber is provided with an emergency air suction assembly, and the top of the hot air chamber is provided with an emergency air exhaust assembly. Emergent subassembly and the emergent subassembly of airing exhaust of induced drafting can carry out emergent heat dissipation when the air conditioner became invalid, carries out gas exchange with the outside air, reduces the interior air temperature of rack.
Preferably, a drainage hole is formed in the middle of the side wall of the water collecting tank. The structure can make a part of water in the water collecting tank always remain for humidification, and can also discharge the redundant water through the drain hole.
Preferably, a drain hole is formed in the bottom of the water collecting tank, a sealing plug is arranged on the drain hole, a floating ball, a connecting rod and a telescopic spring are arranged above the sealing plug, the lower end of the floating ball is connected with the upper end of the connecting rod, the lower end of the connecting rod is connected with the upper end of the telescopic spring, and the lower end of the telescopic spring is connected with the sealing plug.
Among the above-mentioned technical scheme, water level in the water catch bowl inside rises, the floater drives the connecting rod and slowly rises, the extension spring extension this moment, but the gravity that the sealing plug received and decurrent water pressure are greater than extension spring's elasticity, the sealing plug can not rise, the water level continues to rise, when the water level rises to a take the altitude, extension spring elasticity is greater than the gravity of sealing plug and the decurrent fluid pressure who receives, the sealing plug is opened this moment, unnecessary water in the water catch bowl is discharged, when the water level drops to the settlement height, the floater, connecting rod and extension spring descend, the wash port is stopped up in the decline thereupon of sealing plug, with the water catch bowl with outside isolated, avoided the wash port to normally open and lead to inside and outside air convection, be unfavorable for the inside air quality of outer rack to keep, also be unfavorable for keeping the temperature.
Preferably, the connecting rod is connected with the water collecting tank in a sliding mode. The structure can make the sealing plug always align with the drain hole.
Preferably, a conical water collecting cover is arranged above the water collecting tank, and the lowest part of the water collecting cover is communicated with the water collecting tank. The structure can avoid the liquid in the water collecting tank from volatilizing in a large amount when gas flows.
Preferably, the bottom of the water collecting tank is provided with a conical bottom plate, and the drain hole is arranged at the lowest part of the bottom plate. The structure can discharge the sediment in the water collecting tank together with the redundant water.
The beneficial effects of the invention are: (1) the cabinet does not need to be externally provided with a central air conditioner and an air conditioner, and can be independently arranged at a required position according to requirements, so that the equipment application scene is wider; (2) excessive water vapor in the air can be condensed and collected, so that the problems of premature corrosion of electrical components, short circuit of a circuit and the like caused by excessive humidity in the air are avoided; (3) the emergency air suction assembly and the emergency air exhaust assembly can perform emergency heat dissipation when the air conditioner fails, perform gas exchange with external air, and reduce the temperature of the air in the cabinet; (4) unnecessary water in the water catch bowl can in time be discharged, and with the water catch bowl with outside isolated, avoided the wash port to normally open and lead to inside and outside air convection, be unfavorable for the inside air quality of outer rack to keep, also be unfavorable for keeping the temperature.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a partial structural schematic diagram of the present invention.
In the figure: the air conditioner comprises an outer cabinet 1, a fixing frame 2, an air conditioner inner unit 3, a cooling pipe 3.1, a water collecting tank 3.2, a water discharging hole 3.2.1, a water collecting cover 3.2.2, a bottom plate 3.2.3, a humidifying box 3.3, a three-way pipe 3.4, a flow valve 3.5, a water absorbing sponge 3.6, a sealing plug 3.7, a floating ball 3.8, a connecting rod 3.9, a telescopic spring 3.10, an emergency air suction assembly 4 and an emergency air exhaust assembly 5.
Detailed Description
The invention is further described with reference to the following figures and specific embodiments.
Example 1:
as shown in fig. 1 and 2, an energy-saving cabinet for a 5G data center includes an outer cabinet 1, a fixing frame 2 and a communication device, wherein the fixing frame 2 is arranged in the outer cabinet 1, the communication device is fixed with the fixing frame 2, and the fixing frame 2 and the communication device divide the inner space of the outer cabinet 1 into a cold air cavity and a hot air cavity; the air intake and the air conditioning chamber intercommunication of communications facilities, communications facilities's air outlet and steam chamber intercommunication, the bottom of mount 2 is equipped with air conditioner internal unit 3, and air conditioner internal unit 3's air intake and steam chamber intercommunication, air conditioner internal unit 3's air outlet and air conditioning chamber intercommunication, air conditioner internal unit 3 include cooling tube 3.1, and the below of cooling tube 3.1 is equipped with water catch bowl 3.2. A plurality of humidity sensors are arranged in the outer cabinet 1. The bottom of the outer cabinet 1 is provided with a humidifying box 3.3, the bottom of the humidifying box 3.3 is communicated with the bottom of the water collecting tank 3.2, an air outlet of the air conditioner inner machine 3 is provided with a three-way pipe 3.4, an inlet of the three-way pipe 3.4 is communicated with the air outlet of the air conditioner inner machine 3, two outlets of the three-way pipe 3.4 are internally provided with flow valves 3.5, one outlet of the three-way pipe 3.4 is directly communicated with the air conditioning cavity, and the other outlet of the three-way pipe 3.4 is communicated with the air conditioning cavity through the humidifying box 3.3. And a water absorption sponge 3.6 is arranged in the humidification box 3.3. The tee 3.4 faces the side wall of the outer cabinet 1 through the outlet of the humidifying box 3.3.
Among the above-mentioned technical scheme, communication equipment's air inlet is towards cold air chamber, and the gas outlet is towards hot air chamber, has avoided the sub-cabinet exhaust hot air of below to be inhaled by the communication equipment of top, leads to the condition that the radiating effect descends, makes the equipment in the sub-cabinet of each position in the vertical dress rack all can fully dispel the heat. The air in the steam intracavity is cooled down by air conditioner internal unit 3 again and is sent the air conditioning intracavity, and whole rack does not need the outside to set up central air conditioner and air conditioner, can set up the rack as required in the position of needs alone, and equipment application scene is wider. The cooling tube 3.1 can play the dry effect of condensation, collects the condensation of too much vapor in the air, avoids humidity too big in the air, leads to the too early corrosion of electrical apparatus original paper, circuit short circuit scheduling problem. When air humidity was low excessively, produced static easily, produced harmful effects to accurate electrical components, and when outer cabinet 1 was sealed with the outside, air conditioner internal unit 3 was condensing always, can be with air humidity reduction to produce static below the humidity easily, consequently need in good time carry out the humidification to the inside air of outer cabinet 1, make air humidity keep in reasonable interval. According to the feedback of the humidity sensor in the outer machine cabinet 1, the flow of the two outlets of the three-way pipe 3.4 is adjusted, and when the flow of the outlet passing through the humidifying box 3.3 is increased, the humidity of the outer machine cabinet 1 can be increased. The absorbent sponge 3.6 can achieve the humidifying effect without an additional humidifying electric appliance. The air can be filtered, and the air quality is improved.
The inner sides of the side plates of the outer cabinet 1 are filled with heat-insulating materials, and the thickness of the heat-insulating materials is not less than 8 mm. The heat conductivity coefficient of the heat-insulating material is less than 0.041W/M.K (test method of the heat conductivity coefficient: GB/T10294-2008), and the bonding strength between the heat-insulating material and the side plate body is more than 0.09 MPa.
The outer cabinet 1 adopts a high-strength welding frame structure, and the front door, the rear door, the left door and the right door can be detached and are convenient to install. The front door lock is a single-point lock, and the double-opening rear door lock is a connecting rod 3.9 type three-point lock; the front door and the rear door are locked at the same height. The front door of the outer cabinet 1 is a transparent toughened glass door, and a touch monitoring display screen is arranged on a hole in the middle of the upper end of the front door plate of the outer cabinet 1. The front door plate and the rear door plate of the outer cabinet 1 are provided with foaming adhesive tapes, so that the cabinet sealing can be effectively ensured, and the effects of vibration reduction and noise reduction are achieved. The front door and the rear door of the outer cabinet 1 are required to be provided with door magnetic switches, and the opening and closing states of the doors can be monitored. The air conditioner indoor unit 3 can be optionally matched with PTC electric heating and is matched with a frequency conversion system to realize the control precision of +/-0.5 ℃ in a cold channel; the electronic expansion valve is matched in a standard mode, the throttling opening degree is smoothly adjusted, the refrigerant flow is automatically controlled, and the refrigerating capacity and the heat load are accurately matched by matching with the variable frequency compressor.
Example 2:
as shown in fig. 2, on the basis of embodiment 1, a drain hole 3.2.1 is formed in the bottom of the water collecting tank 3.2, a sealing plug 3.7 is arranged on the drain hole 3.2.1, a floating ball 3.8, a connecting rod 3.9 and a telescopic spring 3.10 are arranged above the sealing plug 3.7, the lower end of the floating ball 3.8 is connected with the upper end of the connecting rod 3.9, the lower end of the connecting rod 3.9 is connected with the upper end of the telescopic spring 3.10, and the lower end of the telescopic spring 3.10 is connected with the sealing plug 3.7. The connecting rod 3.9 is connected with the water collecting tank 3.2 in a sliding way. The top of water catch bowl 3.2 is equipped with conical water collection lid 3.2.2, and the lowest of water collection lid 3.2.2 communicates with water catch bowl 3.2. The bottom of the water collecting tank 3.2 is provided with a conical bottom plate 3.2.3, and the drain hole 3.2.1 is arranged at the lowest part of the bottom plate 3.2.3. The arrangement is such that the sediment in the water collection sump 3.2 is discharged together with the excess water.
In the above technical scheme, the water level in the water collecting tank 3.2 rises, the floating ball 3.8 drives the connecting rod 3.9 to slowly rise, at this time, the telescopic spring 3.10 extends, but the gravity and the downward water pressure borne by the sealing plug 3.7 are greater than the elastic force of the telescopic spring 3.10, the sealing plug 3.7 cannot rise, the water level continues to rise, when the water level rises to a certain height, the elastic force of the telescopic spring 3.10 is greater than the gravity and the downward liquid pressure borne by the sealing plug 3.7, at this time, the sealing plug 3.7 is opened, excess water in the water collecting tank 3.2 is discharged, when the water level drops to a set height, the floating ball 3.8, the connecting rod 3.9 and the telescopic spring 3.10 drop, the sealing plug 3.7 drops with the water collecting tank 3.2 is isolated from the outside, the phenomenon that the water draining hole 3.2.1 is normally open to cause the convection of the inside and outside air is avoided, the quality maintenance of the inside of the external cabinet 1 is not favorable for maintaining the temperature.
The invention has the beneficial effects that: (1) the cabinet does not need to be externally provided with a central air conditioner and an air conditioner, and can be independently arranged at a required position according to the requirement, so that the equipment application scene is wider; (2) excessive water vapor in the air can be condensed and collected, so that the problems of premature corrosion of electrical equipment components, short circuit and the like caused by excessive humidity in the air are avoided; (3) the emergency air suction assembly 4 and the emergency air exhaust assembly 5 can perform emergency heat dissipation when the air conditioner fails, perform gas exchange with external air, and reduce the air temperature in the cabinet; (4) unnecessary water in the water catch bowl 3.2 can in time be discharged, and with water catch bowl 3.2 with outside isolated, avoided wash port 3.2.1 to normally open and lead to inside and outside air convection, be unfavorable for the inside air quality of outer rack 1 to keep, also do not favorable to keeping the temperature.
Claims (8)
1. An energy-saving cabinet for a 5G data center is characterized by comprising an outer cabinet, a fixing frame and communication equipment, wherein the fixing frame is arranged in the outer cabinet, the communication equipment is fixed with the fixing frame, and the fixing frame and the communication equipment divide the inner space of the outer cabinet into a cold air cavity and a hot air cavity; an air inlet of the communication equipment is communicated with the cold air cavity, an air outlet of the communication equipment is communicated with the hot air cavity, an air conditioner inner unit is arranged at the bottom of the fixing frame, the air inlet of the air conditioner inner unit is communicated with the hot air cavity, the air outlet of the air conditioner inner unit is communicated with the cold air cavity, the air conditioner inner unit comprises a cooling pipe, and a water collecting tank is arranged below the cooling pipe; the bottom of the outer cabinet is provided with a humidifying box, the bottom of the humidifying box is communicated with the bottom of the water collecting tank, an air outlet of the air conditioner internal unit is provided with a three-way pipe, an inlet of the three-way pipe is communicated with the air outlet of the air conditioner internal unit, two outlets of the three-way pipe are internally provided with flow valves, one outlet of the three-way pipe is directly communicated with the air conditioning cavity, and the other outlet of the three-way pipe is communicated with the air conditioning cavity through the humidifying box.
2. The energy-saving cabinet for the 5G data center as claimed in claim 1, wherein a water-absorbing sponge is arranged in the humidifying box.
3. The energy-saving cabinet for a 5G data center as claimed in claim 1, wherein the tee passes through the outlet of the humidifying box and faces the side wall of the outer cabinet.
4. The energy-saving cabinet for the 5G data center according to claim 1, 2 or 3, wherein the bottom of the cold air chamber is provided with an emergency air suction assembly, and the top of the hot air chamber is provided with an emergency air exhaust assembly.
5. The energy-saving cabinet for a 5G data center according to claim 1, 2 or 3, wherein a drainage hole is formed in the middle of the side wall of the water collecting tank.
6. The energy-saving cabinet for the 5G data center as claimed in claim 1, 2 or 3, wherein a drain hole is formed in the bottom of the water collecting tank, a sealing plug is arranged on the drain hole, a floating ball, a connecting rod and a telescopic spring are arranged above the sealing plug, the lower end of the floating ball is connected with the upper end of the connecting rod, the lower end of the connecting rod is connected with the upper end of the telescopic spring, and the lower end of the telescopic spring is connected with the sealing plug.
7. The energy-saving cabinet for a 5G data center according to claim 6, wherein the connecting rod is slidably connected with the water collecting tank.
8. The energy-saving cabinet for a 5G data center as claimed in claim 6, wherein the bottom of the water collecting tank is provided with a tapered bottom plate, and the drain hole is arranged at the lowest part of the bottom plate.
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