[technical field]
The present invention relates to the air-conditioning unit, relate in particular to the base station air-conditioning.
[technical background]
China Mobile possessed about 250,000 of base station in 2006, and to 2007, number of base stations just reached more than 30 ten thousand.The surge of base station number has strengthened the consumption to the energy.There is certain requirement the base station to temperature, humidity, the cleanliness factor of equipment operating environment, for ensureing the normal operation and the service life of communication equipment, must take necessary temperature control measures to stabilize the base station indoor temperature that causes because of consumer heat radiation, outdoor heat conduction and raise.The power consumption analysis diagram that provides according to China Mobile inside shows that energy consumption of base station occupies 73% at present, and air-conditioning is the main current consuming apparatus of base station machine room, accounts for energy consumption of base station 40%~50%.
The air-conditioning unit of communication base station use at present freezes based on the steam compression cycle formula.The new wind natural cooling function of minority air-conditioning unit band has only pressure fan to open when adopting new wind natural cooling function, compressor is out of service, and it is remarkable to compare steam compression cycle formula refrigerated energy-saving effect.But the fiber medium of the purified treatment of the new wind of base station air conditioner employing at present is the nonwoven filtrate, and the base station disperses to be seated remote districts mostly, and the water clean and maintenance is very inconvenient.Outdoor new wind is dirtier, and the air cleaner of nonwoven filtrate uses a period of time to stop up, and causes the air-conditioning unit in fact can't use new wind natural cooling function for a long time, has caused the waste of energy greatly.
[summary of the invention]
Purpose of the present invention is exactly in order to solve problems of the prior art, proposes a kind of base station energy-saving air conditioner, can make full use of outdoor new wind and cool off naturally, realizes the energy-conservation of air-conditioning unit.
For achieving the above object, patent of the present invention has proposed a kind of base station energy-saving air conditioner, comprise casing, controller, be arranged in the casing and be connected to condensation air-supply assembly, evaporation air-supply assembly, refrigeration compressor and air door on the controller, have air inlet, air outlet, return air inlet and exhaust outlet on the described casing; When air door was opened, return air inlet was communicated with exhaust outlet, and air inlet is communicated with air outlet; When air door was closed, air inlet was communicated with exhaust outlet, and return air inlet is communicated with air outlet; Also comprise the electronic air cleaner that is arranged between air inlet and the air outlet.
As preferably, also comprise indoor temperature and humidity sensor that is arranged on inside of base station and the outdoor temperature humidity sensor that is arranged on the outside, base station, described indoor temperature and humidity sensor and outdoor temperature humidity sensor all are connected on the controller.Indoor temperature and humidity sensor can record indoor temperature and humidity value in real time, and feed back to controller, the outdoor temperature humidity sensor can record outdoor temperature and humidity value in real time, and feeds back to controller, and controller compares indoor and outdoor situation the action of back decision miscellaneous part.
As preferably, also comprise the metal screen that is arranged on the air inlet front portion.Do not need washing, dust out is convenient.
As preferably, described metal screen is arranged on the outside, base station, and its top has rain cover to block.Be arranged on the outside, base station, when being convenient to base station owner's unmanned, service company does not need to enter just can dust out in the base station.
As preferably, described condensation air-supply assembly comprises condenser and is arranged on the condensation fan at condenser rear portion.
As preferably, described evaporation air-supply assembly comprises evaporimeter and is arranged on the pressure fan at evaporimeter rear portion.
As preferably, described electronic air cleaner comprises high pressure ionization net and collecting plate.
The beneficial effect of patent of the present invention: the outdoor metal screen that is provided with filters in the base station to the air that enters inside of base station in the present invention, and it is indoor to send into the base station again after adopting electronic air cleaner to the purification sterilization, cleaning when the convenient base station from far-off regions of metal screen and electronic air cleaner is anhydrous.And effectively solve air cleaner and use a period of time will stop up the problem that causes the air-conditioning unit in fact can't use new wind to cool off naturally for a long time.Adopt the present invention to reduce air conditioner load, reduced refrigeration compressor running time, made full use of outdoor new wind and cooled off naturally, reach the effect of energy-conservation economize on electricity.According to regional climate difference, fractional energy savings reaches 20-60%.
[description of drawings]
Fig. 1 is the structural representation of a kind of base station energy-saving air conditioner of the present invention at new wind nature refrigerating mode;
Fig. 2 is the structural representation of a kind of base station energy-saving air conditioner of the present invention in the mechanical refrigeration pattern.
[specific embodiment]
Consult Fig. 1, base station energy-saving air conditioner, comprise
casing 11,
controller 5, be arranged in the
casing 11 and be connected to condensation air-supply assembly, evaporation air-supply assembly,
refrigeration compressor 3 and
air door 9 on the
controller 5, have
air inlet 14, air outlet 2,
return air inlet 7 and
exhaust outlet 13 on the described
casing 11; When
air door 9 was opened,
return air inlet 7 was communicated with
exhaust outlet 13, and
air inlet 14 is communicated with air outlet 2; When
air door 9 was closed,
air inlet 14 was communicated with
exhaust outlet 13, and
return air inlet 7 is communicated with air outlet 2; Also comprise the
electronic air cleaner 6 that is arranged between
air inlet 14 and the air outlet 2.Also comprise indoor temperature and
humidity sensor 8 that is arranged on inside of base station and the outdoor
temperature humidity sensor 17 that is arranged on the outside, base station, described indoor temperature and
humidity sensor 8 and outdoor
temperature humidity sensor 17 all are connected on the controller 5.Described condensation air-supply assembly comprises
condenser 10 and is arranged on the condensation fan 12 at
condenser 10 rear portions.Described evaporation air-supply assembly comprises
evaporimeter 5 and is arranged on the pressure fan 1 at
evaporimeter 5 rear portions.
Also comprise the
metal screen 16 that is arranged on
air inlet 14 front portions,
metal screen 16 is arranged on the outside, base station, and its top has
rain cover 15 to
block.Rain cover 15 and
metal screen 16 are contained in base station body of
wall 18 outsides, and when being convenient to base station owner's unmanned, service company does not need to enter the indoor dust that can remove on the
metal screen 16 in base
station.Metal screen 16 does not need washing, convenient cleaning when anhydrous from far-off regions.
Base station energy-saving air conditioner is except that
rain cover 15 and
metal screen 16, and all the other whole set equipment costlinesses are contained in base station body of
wall 18 inside, satisfy the antitheft requirement of unmanned base station equipment.
The corresponding connection in hole, two air channels of the
outdoor air inlet 14 of base station energy-saving air conditioner,
outdoor exhaust outlet 13 and base station body of
wall 18 forms air circulation duct.
Base station energy-saving air
conditioner air door 9,
refrigeration compressor 3, pressure fan 1, condensation fan 12, indoor temperature and
humidity sensor 8, outdoor
temperature humidity sensor 17 are by
controller 5 controls.
Controller 5 compares base station inside and outside temperature, humidity in real time, when outdoor temperature, humidity are lower than temperature, the humidity of base station sets, and when reaching difference DELTA T, the Δ H that controller is provided with, then base station energy-saving air
conditioner air door 9 is opened,
refrigeration compressor 3 cuts out, and enters new wind nature refrigerating mode.The base station room air through
air door 9,
condenser 10, coagulates blower fan 12 by 7 of indoor return air inlets, finishes to outdoor exhaust outlet 13.The base station outdoor air passes through
metal screen 16 by 15 of rain covers,
outdoor air inlet 14, and
air door 9,
electronic air cleaner 6,
evaporimeter 4, pressure fan 1 finishes to indoor air outlet 2.
Electronic air cleaner 6 is made up of high pressure ionization net, collecting plate, the base station outdoor air is by
metal screen 16, most of heavy particle is filtered out by
metal screen 16, littler particle enters high pressure ionization net ionized region with air-flow, the high direct voltage that ionized region output is stable, form highfield, given positive carry by high pressure ionization.When positively charged particle is attracted on the collecting plate when having the collecting plate of negative electrical charge, collecting plate is caught by 95% particle more than 0.5 micron in the air.Highfield punctures simultaneously attached to the bacterium on particle surface, virus and cells of microorganisms wall, and it is killed, and catches and kills 90% bacterium and virus.After purifying sterilization by
metal screen 16,
electronic air cleaner 6, it is indoor to send into the base station, reduces air conditioner load, reduces 3 running times of refrigeration compressor, reaches the effect of energy-conservation economize on electricity.
The resistance of
metal screen 16 and
electronic air cleaner 6 is far smaller than the resistance of nonwoven filtrate, guaranteeing the high-cleanness, high air, when being convenient to cleaning, has reduced the power of pressure fan 1.
The base station room air is discharged by the malleation of base station, and condensation fan 12 is closed, and reduces the power of base station energy-saving air conditioner.
Consult Fig. 2, be the mechanical refrigeration pattern,
controller 5 is inside and outside temperature, humidity in base stations relatively in real time, and when outdoor temperature or humidity are higher than the temperature or the humidity of base station sets, then base station energy-saving air
conditioner air door 9 is closed, and
refrigeration compressor 3 is opened.The base station room air passes through
air door 9 by 7 of indoor return air inlets,
electronic air cleaner 6, and
evaporimeter 4, pressure fan 1 finishes to indoor air outlet 2.The base station outdoor air is by 15 of rain covers, through
metal screen 16,
outdoor air inlet 14, and
air door 9, condenser 10 coagulates blower fan 12, finishes to
outdoor exhaust outlet 13.
Before outdoor air enters
condenser 10, filter through
metal screen 16 earlier, reduced the fouling of
condenser 10 fins, convenient anhydrous cleaning from far-off regions.
In sum, implement by technique scheme, cleaning when the convenient base station from far-off regions of metal screen and electronic air cleaner is anhydrous, and efficiently solve air cleaner and use a period of time will stop up the problem that causes the air-conditioning unit in fact can't use new wind to cool off naturally for a long time.When the outdoor air temperature and humidity conditions is suitable, can make full use of outdoor new wind and cool off naturally, realize the energy-conservation of air-conditioning unit.According to regional climate difference, the base station air conditioner fractional energy savings is at 20-60%.
Metal screen 16 has guaranteed the high-cleanness, high air quality that the base station is indoor with
electronic air cleaner 6, and the lower resistance filter reduces the operation energy consumption of pressure fan 1.Before outdoor air enters
condenser 10, filter through
metal screen 16 earlier, reduced the fouling of
condenser 10 fins, convenient anhydrous cleaning from far-off regions.
The foregoing description is to explanation of the present invention, is not limitation of the invention, any scheme after the simple transformation of the present invention is all belonged to protection scope of the present invention.