CN112616294A - Machine cabinet - Google Patents
Machine cabinet Download PDFInfo
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- CN112616294A CN112616294A CN202011426743.7A CN202011426743A CN112616294A CN 112616294 A CN112616294 A CN 112616294A CN 202011426743 A CN202011426743 A CN 202011426743A CN 112616294 A CN112616294 A CN 112616294A
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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
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20145—Means for directing air flow, e.g. ducts, deflectors, plenum or guides
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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
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
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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
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
-
- 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
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20209—Thermal management, e.g. fan control
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention provides a cabinet, comprising: a first cold air duct is formed between the support frame and the cabinet body; the vertical mounting structure is internally provided with a second mounting space, the lower part of the vertical mounting structure is provided with a first air inlet communicated with the first cold air duct and the second mounting space, and the top of the vertical mounting structure is provided with a first air outlet; the air conditioning module is provided with an air conditioner return air inlet and an air conditioner air outlet communicated with the first cold air channel; the fan module comprises a fan air inlet communicated with the first air outlet and is used for guiding air to the air conditioner return air inlet; when the air conditioning module provides cold air for the first cold air duct, the cold air enters the second installation space, the cold air exchanges heat with the equipment in the upward flowing process in the vertical installation equipment, and the heat exchanged gas enters an air return opening of the air conditioner through the fan module; the distance between the air outlet of the air conditioner and equipment can be shortened, cold air and hot air are prevented from being mixed, air flow organization is good, and the utilization rate of cold energy is improved; the cold air enters the vertical mounting structure, and the vertically mounted equipment can be uniformly cooled.
Description
Technical Field
The invention belongs to the field of cabinets, and particularly relates to a cabinet with an air conditioning module.
Background
At present, the 5G network infrastructure construction is greatly promoted in the country, and compared with a 4G Base station, the power consumption of a communication device is obviously improved by the 5G Base station, wherein the Base Band Unit (BBU) is a Building Base band unit. The heating value is 2-3 times of that of the 4G base station. At present, a 5G base station is mainly in a C-RAN construction mode, namely a plurality of BBUs are intensively placed in one cabinet, so that the heat productivity of a single cabinet is increased by times, the power of the single cabinet is as high as 5-10kW, and the level of the high-heat-density cabinet is reached.
At present, a traditional base station generally adopts a 'room-level' refrigeration mode, namely, an environment is cooled firstly, equipment is cooled secondly, cold air needs to be sent to the whole space, the air supply distance of an air conditioner is long, the air quantity is small, the cold quantity of the equipment is distributed unevenly and cannot be distributed according to needs, the cold quantity cannot reach a cabinet with high heat density quickly, the cold quantity of the air conditioner is difficult to be fully utilized by the equipment, and the cold quantity is wasted seriously; the air outlet temperature of the air conditioner is too low, the refrigeration efficiency of the air conditioner is low, and the energy-saving effect is poor; the cold and hot channels are not isolated, and the cold and hot air flows are mixed, so that the cabinet is easy to be locally overheated, and the normal operation of equipment is not facilitated; the air conditioner is generally a constant speed air conditioner, and is easy to start and stop repeatedly under low load, so that the efficiency of the air conditioner is reduced; the base station or the machine room uses few natural cold sources, mainly refrigerates by a compressor, and a few base stations adopt a fresh air system, but the cleanliness of the base station or the machine room is greatly influenced; the existing cabinet-level refrigeration has large size; the above problems limit the application of the existing cabinet in the 5G base station.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. For this purpose,
according to an embodiment of the present disclosure, there is provided a cabinet including:
a cabinet body in which a first installation space is formed;
the support frame is arranged in the first installation space, and a first cold air duct positioned on the front side or the rear side of the support frame is formed between the support frame and the cabinet body;
the vertical mounting structure is connected to the support frame, a second mounting space for vertically mounting equipment is formed in the vertical mounting structure, a first air inlet communicated with the first cold air duct and the second mounting space is formed in the lower portion of the vertical mounting structure, and a first air outlet is formed in the top of the vertical mounting structure;
the air conditioning module is provided with an air conditioning return air inlet and an air conditioning air outlet communicated with the first cold air duct;
the fan module is positioned at the upper part of the vertical mounting structure, comprises a fan air inlet communicated with the first air outlet and is used for guiding air to the air conditioner air return inlet;
when the air conditioning module and the fan module work and the air conditioning module is in a refrigeration mode, the air conditioning module provides cold air for the first cold air duct, the cold air enters the second installation space through the first air inlet, the cold air performs heat exchange with equipment in the upward flowing process in the vertical installation equipment, and the gas after heat exchange enters an air conditioner air return inlet through the fan module.
The air conditioner air outlet is communicated with the first cold air channel, so that the distance between the air conditioner air outlet and equipment is shortened, the utilization rate of cold energy is improved, and resources are saved; the vertical mounting structure for vertically mounting the equipment is arranged, so that cold air enters the vertical mounting structure, and the vertically mounted equipment can be uniformly cooled; set up the top that vertical mounting structure was located to the fan module, vertical mounting structure's air outlet is located its top, has fully considered the characteristics of steam and air conditioning, and the fan module of being convenient for is direct with the hot-blast suction fan module in, avoids steam and air conditioning to mix for the air current is organized, can avoid equipment local overheat.
According to the embodiment of the disclosure, the fan air inlet comprises a first fan air inlet which is arranged downwards and communicated with the first air outlet, a first hot air duct which is positioned on the opposite side of the first cold air duct arranged on the support frame is formed between the support frame and the cabinet body, the first hot air duct is communicated with the first fan air inlet and/or the fan air inlet comprises a second fan air inlet which is positioned in the first hot air duct.
According to the embodiment of the disclosure, a second cold air duct located on the left side or the right side of the support frame and a second hot air duct located on the opposite side of the second cold air duct arranged on the support frame are formed between the support frame and the cabinet body, and the fan air inlet comprises a third fan air inlet located in the second hot air duct; further comprising:
the transverse air guiding device is arranged on the support frame, and an air guiding channel with the front end communicated with the first cold air channel and the side end communicated with the second cold air channel is formed in the transverse air guiding device;
still be equipped with horizontal erection equipment on the support frame, horizontal erection equipment includes the first horizontal equipment that its inside wind channel set up along the cabinet body left and right sides direction and/or the horizontal erection equipment of second that its inside wind channel set up along the cabinet body fore-and-aft direction, air conditioning in the first cold wind channel gets into in the second cold wind channel through horizontal air ducting, flows into first horizontal equipment again, and in the gas after with the equipment heat transfer flowed into second hot wind channel and/or first hot wind channel, the rethread in the fan air intake enters into the fan module, and/or in air conditioning in the first cold wind channel flows into the second horizontal equipment, and the gas after with the equipment heat transfer enters into the fan module through first hot wind channel.
Set up horizontal air ducting, can cool down the horizontal equipment that the internal air duct set up along the cabinet body left and right directions in air conditioning drainage to the second cold air duct in the first cold air duct, enlarge cabinet body application scope.
According to an embodiment of the present disclosure, the second installation space includes:
the vertical mounting positions are provided with a plurality of vertical mounting positions and are arranged in rows along the left and right directions of the vertical mounting structure, and each vertical mounting position is provided with a vertical mounting device;
and the air channel is positioned below the vertical mounting position, and a first air inlet is formed at the front end of the air channel.
According to the embodiment of the disclosure, the vertical installation structure further comprises a sealing plate, when no equipment is installed on the vertical installation position, the front part and the bottom of the vertical installation position are sealed by the sealing plate, a large amount of cold air can be prevented from flowing away from the vertical installation position, and the cold air entering equipment cools the equipment as much as possible.
According to the embodiment of the disclosure, the transverse air guiding device comprises a side plate, and the side plate is connected to the supporting frame and used for forming an air guiding channel.
According to an embodiment of the present disclosure, the air conditioning module further includes:
the indoor unit is provided with at least one door plate arranged on the cabinet body, and the air conditioner air outlet and the air conditioner air return inlet are formed on the indoor unit;
the outdoor unit is internally provided with a compressor, a fluorine pump, an outdoor heat exchanger, an outdoor fan, a throttling device and a variable frequency controller, and the variable frequency controller is used for carrying out variable frequency control on the compressor.
The fluorine pump is arranged, so that a cold source outside a base station or a machine room can be fully utilized, and an energy-saving effect is achieved.
According to the embodiment of the present disclosure, the fan module further includes:
the fan cover is provided with a fan air inlet and a fan air outlet;
the circulating fan is arranged in the fan cover and used for providing power for the air flow in the cabinet body;
and the air duct component is connected between the fan air outlet and the air conditioner air return inlet in a sealing manner.
According to the embodiment of the disclosure, the air conditioner further comprises a fresh air structure which is arranged in an air channel communicated with the air outlet of the fan and the air return inlet of the air conditioner, when the fresh air structure is opened, the air outlet of the fan is communicated with the air outside the cabinet body, and when the fresh air structure is closed, the air outlet of the fan is communicated with the air return inlet of the air conditioner.
According to the embodiment of the disclosure, the cold storage cabinet further comprises an air opening device which is arranged at the lower part of the front door of the cabinet body, when negative pressure exists in the first installation space, the air opening device is opened towards the inner side of the first installation space to communicate the first cold channel with the air outside the cabinet body, and when the first installation space is positive pressure or is balanced with the air pressure outside the cabinet body, the air opening device is closed to isolate the first cold channel from the outside of the cabinet body.
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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a perspective view of a cabinet according to an embodiment of the present disclosure;
fig. 2 is a side cross-sectional view of a cabinet according to an embodiment of the disclosure;
fig. 3 is a partial block diagram of a cabinet according to an embodiment of the present disclosure;
fig. 4 is a top cross-sectional view of a cabinet according to an embodiment of the present disclosure;
FIG. 5 is a schematic structural view of a fan and vertical mounting structure according to an embodiment of the present disclosure;
FIG. 6 is a cross-sectional view of a fan and vertical mounting structure according to an embodiment of the present disclosure;
fig. 7 is a schematic view illustrating a structure of an outdoor unit according to an embodiment of the present disclosure;
FIG. 8 is an exploded view of a fan and vertical mounting structure according to an embodiment of the present disclosure;
fig. 9 is a schematic structural diagram of a lateral wind guide structure according to an embodiment of the present disclosure;
fig. 10 is a front cross-sectional view of a cabinet according to an embodiment of the present disclosure;
fig. 11 is a partial front cross-sectional view of a cabinet according to an embodiment of the present disclosure;
fig. 12 is a top cross-sectional view of a cabinet according to an embodiment of the disclosure.
In the above figures: a cabinet body 1; a cabinet frame 11; a cabinet front door 12; a cabinet rear door 13; a cabinet side panel 14; a cabinet top plate 15; a cabinet base plate 16; the first installation space 17; a first cold air duct 171; a first hot air duct 172; a second cold air duct 173; a second hot air duct 174; a support frame 2; a support column 21; a vertical mounting structure 3; the second installation space 31; a vertical mounting location 311; an air passage 312; the first air inlet 32; a first air outlet 33; a closing plate 34; a rear air outlet 35; an indoor unit 41; an air-conditioning outlet 411; an air conditioner return air inlet 412; an outdoor unit 42; a compressor 421; a fluorine pump 422; an outdoor fan 423; the outdoor heat exchanger 424; a variable frequency controller 425; a fan module 5; a fan inlet 51; a first air inlet 511 of the fan; a second air inlet 512 of the fan; a third air inlet 513 of the fan; a fan outlet 52; the air duct member 53; a fan guard 54; a transverse air guide device 6; an upper partition plate 61; a lower partition plate 62; a side plate 63; an air guide passage 64; a fresh air structure 71; a tuyere device 72; a power supply module 73; a battery module 74; a baffle 75; an emergency fan 76; and (9) a device.
Detailed Description
The invention is described in detail below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.
The present invention provides a cabinet, which may be disposed in a 4G or 5G base station or a machine room, and an embodiment of the cabinet of the present invention is described below with reference to fig. 1 to 12, and fig. 1 is a perspective view of the cabinet according to the embodiment of the present disclosure.
The cabinet comprises a cabinet body 1, and referring to fig. 1-2, the cabinet body 1 comprises a cabinet body frame 11, a cabinet body front door 12 installed on the front side of the cabinet body frame 11, a cabinet body rear door 13 installed on the rear side of the cabinet body frame 11, and cabinet body side plates 14 installed on the left and right sides of the cabinet body frame 11, and a cabinet body top plate 15 and a cabinet body bottom plate 16 are respectively installed on the upper and lower sides of the cabinet body frame 11. The cabinet front door 12 and the cabinet rear door 13 are closed door plates, the cabinet side plates 14, the cabinet top plate 15 and the cabinet bottom plate 16 are closed plate bodies, and sealing devices are arranged between the cabinet front door 12, the cabinet rear door 13, the cabinet side plates 14, the cabinet top plate 15, the cabinet bottom plate 16 and the cabinet frame 11, so that the cabinet is a closed cabinet, and the internal environment of the cabinet is ensured to be isolated from the external environment of the cabinet.
Referring to fig. 1 to 3 and 11 to 12, a first installation space 17 is formed in the cabinet 1. The cabinet further comprises a support frame 2, the support frame 2 is located in the first installation space 17, a first cold air duct 171 located on the front side or the rear side of the support frame, a first hot air duct 172 located on the opposite side of the support frame where the first cold air duct 171 is arranged, a second cold air duct 173 located on the left side or the right side of the support frame, and a second hot air duct 174 located on the opposite side of the support frame where the second cold air duct 173 is arranged are formed between the support frame and the cabinet body. The first cold air duct 171, the first hot air duct 172, the second cold air duct 173 and the second hot air duct 174 are isolated from each other, or the cold air duct and the hot air duct are isolated from each other, the first cold air duct 171 and the second cold air duct 173 are communicated at the adjacent end parts of the two air ducts, and the first hot air duct 172 and the second hot air duct 174 are communicated at the adjacent end parts of the two air ducts.
Referring to fig. 4 and 12, in particular, the supporting frame 2 includes supporting columns 21, the supporting columns 21 may have four, four supporting columns 21 are respectively disposed at four corners of the first mounting space 17, a first cold air duct and/or a first hot air duct is formed between two supporting columns located at the front side and/or the rear side of the cabinet and the cabinet, and a second cold air duct and/or a second hot air duct is formed between two supporting columns located at the left side and/or the right side of the cabinet and the cabinet, wherein the four supporting columns 21 may be respectively connected to side plates of the cabinet, so that the supporting columns isolate the four air ducts from each other, or a gap is provided between the supporting columns and the cabinet, the cabinet further includes baffles 75, four baffles 75 are provided between the cabinet and the supporting columns to isolate the four air ducts, or two baffles 75 are provided between the cabinet and the supporting columns to isolate the cold air duct from the hot air duct, make first cold wind channel and second cold wind channel intercommunication, first hot-blast main and second hot-blast main intercommunication, baffle 75 can set up the two diagonal departments of the cabinet body for cold wind channel and hot-blast main are L shape, and the baffle can be connected between support post and cabinet body curb plate or between support post and cabinet body door plant.
Referring to fig. 2-8, the cabinet further includes a vertical mounting structure 3, the vertical mounting structure 3 is connected to the support frame 2, a second mounting space 31 for a vertical mounting device is formed in the vertical mounting structure, a first air inlet 32 communicated with the first cold air duct 171 and the second mounting space 31 is formed in the lower portion of the vertical mounting structure, the first air inlet 32 can be located in the lower portion of the front side of the vertical mounting structure, a first air outlet 33 is formed in the top of the vertical mounting structure, cold air of the first cold air duct enters the second mounting space through the first air inlet, the cold air exchanges heat with the device in the upward flowing process in the device 9, and gas after heat exchange flows out through the first air outlet.
The second installation space 31 comprises a plurality of vertical installation positions 311 and air passages 312 which are arranged in rows along the left and right directions of the vertical installation structure, each vertical installation position is provided with a vertical installation device, each air passage is located below the corresponding vertical installation position, the front end of each air passage forms a first air inlet, and the top of each air passage is communicated with the corresponding vertical installation position. Vertical mounting structure still includes shrouding 34, when not having erection equipment on vertical installation position, utilizes the shrouding with the front portion and the bottom shutoff of vertical installation position, avoids a large amount of cold wind to flow away from vertical installation position for as much as possible's cold wind gets into equipment and cools down to equipment, and vertical erection equipment is inside can be equipped with the fan, can flow in equipment with higher speed the air current, better dispels the heat. The device may be a communication device, a transmission device, or the like, and a specific device may be a baseband processing unit (BBU).
The bottom plate of the vertical mounting structure may have a sloped portion such that the height of the outer end of the air channel 312 is greater than the height of the inner end thereof, which facilitates uniform air delivery into the device for better heat dissipation.
Referring to fig. 1 to 3, the cabinet further includes an air conditioning module for providing cool air into the first cool air duct 171, the air conditioning module is of a split design, the air conditioning module includes an indoor unit 41 and an outdoor unit 42, an air conditioning outlet 411 and an air conditioning return outlet 412 are formed on the indoor unit 41, the air conditioning outlet 411 is communicated with the first cool air duct 171, and when the air conditioning module is refrigerating, cool air is continuously delivered into the first cool air duct 171.
Specifically, the indoor unit 41 is arranged on the door panel of the cabinet body, does not occupy the space in the cabinet body, improves the utilization rate of the space in the cabinet body, enables the air outlet of the air conditioner to be closer to the heating equipment, does not need to cool the outside of the cabinet body, and enables air-conditioning cold air to completely act on the heating equipment, so that the cooling efficiency can be improved, and the utilization rate of cold energy is improved. Wherein, the first cold air duct 171 is located at the front side of the supporting frame 2 when the indoor unit 41 is located at the front door of the cabinet, and the first cold air duct 171 is located at the rear side of the supporting frame 2 when the indoor unit 41 is located at the rear door of the cabinet. A plurality of air conditioner module mounting hole sites are arranged on the front cabinet door 12 and/or the rear cabinet door, and the hole sites meet the flexible mounting requirement of the indoor unit 41 and can be flexibly adjusted up and down according to the requirement. Meanwhile, the number of the indoor units can be selected according to the number of the devices in the cabinet body, wherein the indoor units are provided with at least one, when a plurality of indoor units are provided, the indoor units share one outdoor unit, and the indoor units are longitudinally arranged on the front door or the rear door of the cabinet body.
Referring to fig. 7, the outdoor unit 42 is provided with a compressor 421, a fluorine pump 422, an outdoor fan 423, an outdoor heat exchanger 424, a variable frequency controller 425, a throttling device, and the like, and is capable of driving a plurality of indoor units and simultaneously driving one indoor unit. The frequency conversion controller 425 performs frequency conversion control on the compressor 421, so that the frequency of the compressor can be automatically adjusted according to the heat dissipation capacity of the equipment in the cabinet and the ambient temperature change outside the cabinet, the output cold capacity of the air conditioning module meets the heat dissipation requirement of the equipment, the air conditioner is prevented from being started and stopped repeatedly, and energy-saving control is achieved. The fluorine pump 422 is arranged in the outdoor unit, and in transition seasons and winter, when the temperature outside the base station or the machine room is lower than a certain set value, the fluorine pump 422 is started, the compressor 421 stops running, the cold source outside the base station or the machine room is fully utilized, and the energy-saving effect is achieved.
Referring to fig. 2 to 8, the cabinet further includes a blower module 5, the blower module 5 is connected to the supporting frame and located on the upper portion of the vertical mounting structure, the blower module 5 has a blower inlet 51 and a blower outlet 52, the blower inlet includes a first blower inlet 511 facing downward and communicating with the first outlet 33, and the blower outlet 52 communicates with the air-conditioner return outlet 412.
When the air conditioning module and the fan module work and the air conditioning module is in a refrigeration mode, the air conditioning module provides cold air for the first cold air duct, the cold air enters the second installation space through the first air inlet, the cold air flows upwards in the vertical installation equipment to perform heat exchange with the equipment, the gas after heat exchange enters the fan through the first air outlet and the first air inlet of the fan, and the air enters the air return inlet of the air conditioner through the air outlet of the fan to complete primary gas circulation.
The air conditioner air outlet is communicated with the first cold air channel, so that the distance between the air conditioner air outlet and equipment is shortened, the utilization rate of cold energy is improved, and resources are saved; the vertical mounting structure for vertically mounting the equipment is arranged, so that cold air enters the vertical mounting structure, and the vertically mounted equipment can be uniformly cooled; set up the top that vertical mounting structure was located to the fan module, vertical mounting structure's air outlet is located its top, has fully considered the characteristics of steam and air conditioning, and the fan module of being convenient for is direct with the hot-blast suction fan module in, avoids steam and air conditioning to mix for the air current is organized, can avoid equipment local overheat.
The first air inlet 511 of the fan is communicated with the first hot air duct 172 and/or the second air inlet 512 of the fan is located in the first hot air duct, and the air in the first hot air duct enters the inside of the fan module through the first air inlet of the fan and/or the second air inlet of the fan.
The rear part of the vertical mounting structure is also provided with a rear air outlet 35 communicated with the first hot air duct, so that air flowing out from between two vertical mounting devices or in the vertical mounting devices can also directly enter the first hot air duct and then enter the fan module.
The supporting frame is further provided with transverse installation equipment, the transverse installation equipment comprises first transverse equipment with an internal air channel arranged along the left and right directions of the cabinet body and/or second transverse equipment with an internal air channel arranged along the front and back directions of the cabinet body, cold air in the first cold air channel directly flows into the second transverse equipment, and air after heat exchange with the equipment enters the fan module through the first hot air channel.
Referring to fig. 9-11, the cabinet further includes a transverse air guiding device 6, the transverse air guiding device 6 is disposed on the supporting frame 2, an air guiding channel 64 is formed in the transverse air guiding device, a front end of the air guiding channel is communicated with the first cold air channel 171, a side end of the air guiding channel is communicated with the second cold air channel 173, the cold air enters the second cold air channel from the first cold air channel through the air guiding channel and then flows into the first transverse device, the cold air exchanges heat with the devices during flowing in the first transverse device, the gas after heat exchange flows into the second hot air channel and/or the first hot air channel and then enters the fan module through the fan inlet, the fan inlet 51 further includes a third fan inlet 513 located in the second hot air channel, the third fan inlet can be located at a side of the fan module, the air entering the second hot air channel enters the fan module through the third fan inlet, and the air entering the first hot air channel enters the fan module through the first fan inlet and/or the second fan inlet And (4) a section. Set up horizontal air ducting, can cool down the horizontal equipment that the internal air duct set up along the cabinet body left and right directions in air conditioning drainage to the second cold air duct in the first cold air duct, enlarge cabinet body application scope.
Specifically, the transverse air guiding device 6 comprises an upper partition plate 61, a lower partition plate 62 and a side plate 63, the side plate is connected between the upper partition plate and the lower partition plate, the upper partition plate 61, the lower partition plate 62 and the side plate 63 form an air guiding channel 64, the upper partition plate and the lower partition plate can be horizontally arranged, and the cross section of the air guiding channel is triangular or trapezoidal. Or, the transverse air guiding device 6 only comprises a side plate 63, the side plate 63 is connected to the supporting frame, and the side plate 63, the supporting frame and the equipment placed on the supporting frame form an air guiding channel.
Referring to fig. 5-8, an adjustable air duct member 53 is installed at the fan outlet 52, and the air duct member 53 is hermetically connected between the fan outlet and the air conditioner return inlet. The fan module 5 further comprises a fan cover 54 and a circulating fan, a fan air inlet 51 and a fan air outlet 52 are formed in the fan cover 54, the fan air inlet is communicated with the fan air outlet 52 to form a fan channel, the circulating fan is located in the fan channel and provides power for air flowing in the cabinet body, and the circulating fan has the advantages of being large in air quantity, high in static pressure and large in circulating frequency.
Referring to fig. 1, the cabinet further includes a fresh air structure 71, the fresh air structure 71 is a movable baffle structure, the fresh air structure 71 is disposed in an air duct communicating between the fan outlet and the air return inlet of the air conditioner, when the fresh air structure is opened, the fan outlet communicates with the air outside the cabinet, and when the fresh air structure is closed, the fan outlet communicates with the air return inlet of the air conditioner.
Referring to fig. 1, the cabinet further includes an air inlet device 72, the air inlet device 72 is disposed at a lower portion of a front door of the cabinet, the air inlet device 72 is configured to be opened only to the inside of the cabinet, when the inside of the first installation space 17 is negative pressure, the air inlet device 72 is opened to the inner side of the first installation space 17 to communicate the first cold channel with the air outside the cabinet, when the first installation space 17 is positive pressure or balanced with the air pressure outside the cabinet, the air inlet device is closed to isolate the first cold channel from the outside of the cabinet, and the specific air inlet device may be a self-hanging air inlet device.
Still be provided with power module 73 and battery module 74 in the rack, battery module is the stand-by power supply of rack to guarantee still can utilize battery module to provide the power for relevant consumer under the commercial power outage circumstances, guarantee the normal operating of rack, power module 73 and battery module 74 all can set up on the support frame, and power module 73 can set up the top at the fan module, and battery module can set up the lower part at the cabinet body.
The rack still includes central intelligent control unit, and central intelligent control unit can set up on the fan module, and central intelligent control unit adopts direct current drive, still can use the battery powered continuation normal work in basic station or the computer lab when the commercial power outage, guarantees the safety of equipment in the rack.
According to the embodiment of the invention, the cabinet has a plurality of working modes, including a normal compressor refrigeration mode, a fluorine pump refrigeration mode, a room cold source utilization mode, a cabinet emergency ventilation mode and an in-cabinet waste heat utilization mode. The central intelligent control unit controls the operation and linkage of the air conditioning module, the fan module 5, the fresh air mechanism 71 and the like, and realizes the switching of different modes.
Normal compressor cooling mode: when the detection device detects that the temperature outside the base station or the machine room is higher than a certain set value, the compressor 421 is started, the outdoor fan 423 is synchronously opened, the fluorine pump 422 is closed, the fresh air structure 71 keeps normally closed, the fan module 5 continuously operates, at the moment, the cabinet body is in a closed state, the air port device 72 at the lower part of the front door of the cabinet is automatically closed under the action of gravity, cold air is blown out from the indoor unit 41 and enters the first cold air duct, the cold air in the first cold air duct enters the vertical mounting structure or enters equipment to exchange heat with the equipment, the air after heat exchange is sucked by the fan module 5 and is sent into the indoor unit 41, the air after heat exchange is cooled and becomes low-temperature air to be.
Fluorine pump mode: when the detection device detects that the temperature outside the base station or the machine room is less than or equal to a certain set value, the compressor 421 stops, the outdoor fan 423 stops synchronously, the fluorine pump 422 opens, the fresh air structure 71 keeps normally closed, the fan module 5 runs continuously, at the moment, the cabinet body is in a closed state, the interior of the cabinet body keeps positive pressure, so that the air port device 72 at the lower part of the front door of the cabinet is closed automatically, and the air circulation in the cabinet body is consistent with the refrigeration mode of a normal compressor.
The utilization mode of waste heat in the cabinet is as follows: when the detection device detects that the temperature in the cabinet body is lower than a certain set value, the compressor 421 is stopped, the outdoor fan 423 is synchronously stopped, the fluorine pump 422 is closed, the fresh air structure 71 keeps normally closed, the fan module 5 continuously operates, at the moment, the cabinet body is in a closed state, positive pressure is kept in the cabinet body, so that the air port device 72 at the lower part of the front door of the cabinet is automatically closed, the air flow in the cabinet body is consistent with the refrigeration mode of the normal compressor, and the heat generated by the equipment is conveyed to the battery by circulating air, so that the utilization of.
With room cold source mode: when the detection device detects that the temperature outside the cabinet body is lower than a set value, the compressor 421 is stopped, the outdoor fan 423 is synchronously stopped, the fluorine pump 422 is closed, the fresh air structure 71 is opened, at the moment, the inside and the outside of the cabinet body are communicated, the fan module 5 continuously blows hot air in the cabinet body to the outside of the cabinet body, negative pressure is kept inside the cabinet body, so that the air port device 72 at the lower part of the cabinet body is automatically opened, cold air outside the cabinet body is sucked from the air port, and the cold air is directly sucked by the fan module 5 after exchanging heat with equipment and is discharged out of. The cabinet is refrigerated by fully utilizing the natural cold air outside the cabinet body, and the energy-saving performance of the cabinet can be improved.
Emergent ventilation mode of rack: when compressor 421, fluorine pump 422 can't start or during the operation trouble stops, outdoor fan 423 shuts down in step, and central intelligent control unit reports to the police, and fan module 5 continuously operates, and new trend structure 71 is opened simultaneously, and the internal air current circulation of cabinet is unanimous with the room cold source mode of utilizing. The cabinet can still be ensured to radiate heat for the equipment by utilizing the emergency ventilation mode under the condition that the air conditioning module fails or the commercial power is cut off, and the reliability of the equipment is improved.
According to an embodiment of the invention, the cabinet further comprises an emergency fan 76 located at the top of the cabinet body, and when the air conditioning module fails, the emergency fan cooperates with the fresh air structure and the air port device to draw hot air out of the cabinet.
According to the embodiment of the invention, the cabinet body 1 can be provided with the automatic spring door opening device to ensure emergency use under special conditions, specifically, one sides of the front cabinet door 12 and the rear cabinet door 13 are connected through the hinge, the spring opening device is arranged at the hinge, the electromagnetic locks are arranged on the front cabinet door, the rear cabinet door 13 and the cabinet frame 11, under normal conditions, the front cabinet door 12 and the rear cabinet door 13 are in a closed state under the suction state of the electromagnetic locks, and under emergency conditions, the spring opening device acts by controlling the power failure of the electromagnetic locks to realize automatic spring door opening.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of 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 invention.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. A cabinet, comprising:
a cabinet body in which a first installation space is formed;
the support frame is arranged in the first installation space, and a first cold air duct positioned on the front side or the rear side of the support frame is formed between the support frame and the cabinet body;
the vertical mounting structure is connected to the support frame, a second mounting space for vertically mounting equipment is formed in the vertical mounting structure, a first air inlet communicated with the first cold air duct and the second mounting space is formed in the lower portion of the vertical mounting structure, and a first air outlet is formed in the top of the vertical mounting structure;
the air conditioning module is provided with an air conditioning return air inlet and an air conditioning air outlet communicated with the first cold air duct;
the fan module is positioned at the upper part of the vertical mounting structure, comprises a fan air inlet communicated with the first air outlet and is used for guiding air to the air conditioner air return inlet;
when the air conditioning module and the fan module work and the air conditioning module is in a refrigeration mode, the air conditioning module provides cold air for the first cold air duct, the cold air enters the second installation space through the first air inlet, the cold air performs heat exchange with equipment in the upward flowing process in the vertical installation equipment, and the gas after heat exchange enters an air conditioner air return inlet through the fan module.
2. The cabinet of claim 1, wherein the fan inlet comprises a first fan inlet which is arranged downward and is communicated with the first air outlet, a first hot air duct is formed between the support frame and the cabinet body and is located on the opposite side of the first cold air duct arranged on the support frame, the first hot air duct is communicated with the first fan inlet and/or the fan inlet comprises a second fan inlet located in the first hot air duct.
3. The cabinet according to claim 2, wherein a second cold air duct located on the left side or the right side of the support frame and a second hot air duct located on the opposite side of the support frame where the second cold air duct is located are formed between the support frame and the cabinet body, and the fan inlet includes a third fan inlet located in the second hot air duct; further comprising:
the transverse air guiding device is arranged on the support frame, and an air guiding channel with the front end communicated with the first cold air channel and the side end communicated with the second cold air channel is formed in the transverse air guiding device;
still be equipped with horizontal erection equipment on the support frame, horizontal erection equipment includes the first horizontal equipment that its inside wind channel set up along the cabinet body left and right sides direction and/or the horizontal erection equipment of second that its inside wind channel set up along the cabinet body fore-and-aft direction, air conditioning in the first cold wind channel gets into in the second cold wind channel through horizontal air ducting, flows into first horizontal equipment again, and in the gas after with the equipment heat transfer flowed into second hot wind channel and/or first hot wind channel, the rethread in the fan air intake enters into the fan module, and/or in air conditioning in the first cold wind channel flows into the second horizontal equipment, and the gas after with the equipment heat transfer enters into the fan module through first hot wind channel.
4. The cabinet of claim 1, wherein the second mounting space comprises:
the vertical mounting positions are provided with a plurality of vertical mounting positions and are arranged in rows along the left and right directions of the vertical mounting structure, and each vertical mounting position is provided with a vertical mounting device;
and the air channel is positioned below the vertical mounting position, and a first air inlet is formed at the front end of the air channel.
5. The cabinet of claim 4, wherein the vertical mounting structure further comprises a sealing plate that seals off a front and a bottom of the vertical mounting location when no equipment is mounted on the vertical mounting location.
6. The cabinet of claim 3, wherein the lateral air guiding device comprises a side plate connected to the supporting frame for forming an air guiding channel.
7. The cabinet of claim 1, wherein the air conditioning module further comprises:
the indoor unit is provided with at least one door plate arranged on the cabinet body, and the air conditioner air outlet and the air conditioner air return inlet are formed on the indoor unit;
the outdoor unit is internally provided with a compressor, a fluorine pump, an outdoor heat exchanger, an outdoor fan, a throttling device and a variable frequency controller, and the variable frequency controller is used for carrying out variable frequency control on the compressor.
8. The cabinet of claim 1, wherein the fan module further comprises:
the fan cover is provided with a fan air inlet and a fan air outlet;
the circulating fan is arranged in the fan cover and used for providing power for the air flow in the cabinet body;
and the air duct component is connected between the fan air outlet and the air conditioner air return inlet in a sealing manner.
9. The cabinet of claim 8, further comprising a fresh air structure disposed in an air duct communicating between the fan outlet and the air return inlet, wherein when the fresh air structure is open, the fan outlet communicates with air outside the cabinet, and when the fresh air structure is closed, the fan outlet communicates with the air return inlet.
10. The cabinet of claim 1, further comprising an air vent device disposed at a lower portion of a front door of the cabinet, wherein the air vent device opens to an inside of the first installation space to communicate the first cold passageway with air outside the cabinet when the first installation space is at a negative pressure, and closes to isolate the first cold passageway from the outside of the cabinet when the first installation space is at a positive pressure or is balanced with the air pressure outside the cabinet.
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011426743.7A CN112616294A (en) | 2020-12-09 | 2020-12-09 | Machine cabinet |
| CN202120952802.8U CN214627829U (en) | 2020-06-23 | 2021-05-06 | Machine cabinet |
| CN202120952710.XU CN214757588U (en) | 2020-06-23 | 2021-05-06 | Machine cabinet |
| CN202120952803.2U CN214627830U (en) | 2020-06-23 | 2021-05-06 | Machine cabinet |
| CN202110491303.8A CN112996371B (en) | 2020-06-23 | 2021-05-06 | Machine cabinet |
| CN202120952709.7U CN214757587U (en) | 2020-06-23 | 2021-05-06 | Machine cabinet |
| CN202110678261.9A CN113840510A (en) | 2020-06-23 | 2021-06-18 | Machine cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011426743.7A CN112616294A (en) | 2020-12-09 | 2020-12-09 | Machine cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112616294A true CN112616294A (en) | 2021-04-06 |
Family
ID=75229690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011426743.7A Pending CN112616294A (en) | 2020-06-23 | 2020-12-09 | Machine cabinet |
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| Country | Link |
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| CN (1) | CN112616294A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113453473A (en) * | 2021-07-08 | 2021-09-28 | 深圳市科信通信技术股份有限公司 | Communication cabinet supporting 700MHz and DRAN |
| CN113692176A (en) * | 2021-07-02 | 2021-11-23 | 科华数据股份有限公司 | Electrical system |
| CN113710077A (en) * | 2021-10-12 | 2021-11-26 | 上海汇珏网络通信设备股份有限公司 | Efficient heat dissipation type 5G BBU energy-saving cabinet and intelligent control method |
| CN114867314A (en) * | 2022-05-20 | 2022-08-05 | 杭州市电力设计院有限公司 | GIS cabinet applied to precise air supply control |
| WO2024060817A1 (en) * | 2022-09-21 | 2024-03-28 | 上海汇珏网络通信设备股份有限公司 | Wind-solar complementary 5g integrated energy-saving cabinet |
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2020
- 2020-12-09 CN CN202011426743.7A patent/CN112616294A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113692176A (en) * | 2021-07-02 | 2021-11-23 | 科华数据股份有限公司 | Electrical system |
| CN113692176B (en) * | 2021-07-02 | 2024-03-19 | 厦门科华数能科技有限公司 | Electrical system |
| CN113453473A (en) * | 2021-07-08 | 2021-09-28 | 深圳市科信通信技术股份有限公司 | Communication cabinet supporting 700MHz and DRAN |
| CN113453473B (en) * | 2021-07-08 | 2023-08-25 | 深圳市科信通信技术股份有限公司 | Communication cabinet supporting 700MHz and DRAN |
| CN113710077A (en) * | 2021-10-12 | 2021-11-26 | 上海汇珏网络通信设备股份有限公司 | Efficient heat dissipation type 5G BBU energy-saving cabinet and intelligent control method |
| CN113710077B (en) * | 2021-10-12 | 2024-02-09 | 上海汇珏网络通信设备股份有限公司 | Energy-saving cabinet of 5G BBU indoor baseband processing unit and control method |
| CN114867314A (en) * | 2022-05-20 | 2022-08-05 | 杭州市电力设计院有限公司 | GIS cabinet applied to precise air supply control |
| CN114867314B (en) * | 2022-05-20 | 2023-03-10 | 杭州市电力设计院有限公司 | GIS cabinet applied to precise air supply control |
| WO2024060817A1 (en) * | 2022-09-21 | 2024-03-28 | 上海汇珏网络通信设备股份有限公司 | Wind-solar complementary 5g integrated energy-saving cabinet |
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