CN201964534U - Base station air conditioner and communication base station with same - Google Patents
Base station air conditioner and communication base station with same Download PDFInfo
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- CN201964534U CN201964534U CN2011200341760U CN201120034176U CN201964534U CN 201964534 U CN201964534 U CN 201964534U CN 2011200341760 U CN2011200341760 U CN 2011200341760U CN 201120034176 U CN201120034176 U CN 201120034176U CN 201964534 U CN201964534 U CN 201964534U
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- base station
- air conditioner
- condenser
- conditioner device
- control valve
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- 238000004891 communication Methods 0.000 title claims abstract description 39
- 238000001704 evaporation Methods 0.000 claims abstract description 19
- 239000003507 refrigerant Substances 0.000 claims description 27
- 230000008020 evaporation Effects 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 16
- 238000009833 condensation Methods 0.000 claims description 12
- 230000005494 condensation Effects 0.000 claims description 12
- 230000008676 import Effects 0.000 claims description 6
- 230000000052 comparative effect Effects 0.000 claims description 2
- 238000002955 isolation Methods 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 230000009183 running Effects 0.000 abstract description 2
- 230000006835 compression Effects 0.000 description 17
- 238000007906 compression Methods 0.000 description 17
- 238000005057 refrigeration Methods 0.000 description 16
- 238000001816 cooling Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 235000019628 coolness Nutrition 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009885 systemic effect Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model provides a base station air conditioner and a communication base station with the same, the base station air conditioner comprises a shell, wherein the shell is divided into an indoor air circulation cavity and an outdoor air circulation cavity which are mutually isolated; the system comprises a compressor, a condenser, an expansion valve and an evaporator which are sequentially connected through pipelines, wherein the condenser comprises a condensing fan, and the evaporator comprises an evaporating fan; the condenser is arranged in the outdoor air circulation cavity, the evaporator is arranged in the indoor air circulation cavity, and the condenser is positioned above the evaporator; the first control valve is connected between the evaporator and the condenser in parallel with the compressor; and the controller is respectively connected with the first control valve and the compressor and is used for controlling the connection or disconnection of the first control valve and controlling the compressor to be correspondingly stopped or started. Use the utility model discloses a base station air conditioner has reduced the energy consumption, the utility model discloses a communication base station has realized reducing the energy consumption, has reduced running cost's purpose.
Description
Technical field
The utility model relates to the communication base station refrigerating field, in particular to a kind of base station air conditioner device and communication base station with this base station air conditioner device.
Background technology
Along with developing rapidly of the communications industry, the base station construction of common carrier constantly enlarges, and matching used base station air conditioner device demand constantly increases.Because base-station environment is more special, need the whole year operation refrigeration, when outdoor temperature is very low, indoorly also need freeze, at these characteristics, the main base station air conditioner device that adopts has following several in the prior art:
Directly introduce new wind.New wind type energy-saving base station air-conditioner, lower when detecting outdoor temperature, and indoor/outdoor temperature-difference is when big, unit closes compression refrigeration system, only open breeze fan and air draft blower fan, directly draw the new wind of outdoor low temperature and enter the base station cools communication equipment down, play energy-conservation effect.But because from being mingled with a large amount of dusts in the outdoor new wind, can't guarantee the cleaning of base-station environment, also increase the work load of filter simultaneously, cause problems such as dirty easily stifled, the maintenance period weak point of filter, maintenance cost height.
Heat exchanger.Energy-saving heat exchanger is equipped with heat exchanger core, when outdoor cryogenic refrigeration, allows the air of indoor and outdoor carry out heat exchange by dissimilar heat exchangers, and the return air after the cooling is sent into the base station cools communication equipment down again.Because the heat exchange efficiency of heat exchanger core is low, and heat exchanger core measure of precision height, cost is also very high, and the air flow path of outside is because the dust of outdoor air causes dirty blocking up easily, so whole maintenance period is shorter, maintenance cost is higher.
Heat pipe base station machine.As shown in Figure 1, conventional heat pipe base station machine has only the heat pipe circulatory system 1, do not have the compression refrigeration circulatory system, when outdoor temperature is low, can close other refrigeration air-conditioners and enable hot-pipe system, therefore only be applicable to and use winter, can not be used for summer, so can only be as the corollary equipment of other refrigeration air-conditioner.This needs customer investment two complete equipments, has increased cost of investment on the one hand, has taken the space, base station on the other hand.
Each independent dual-purpose machine of heat pipe and refrigeration system.As shown in Figure 2, unit has the heat pipe circulatory system 1 and 2, two systems of compression refrigerating system independent operating separately, operation hot-pipe system during outdoor low temperature, operation cooling cycle system during outdoor high temperature.But because heat pipe cool end heat exchanger, heat pipe hot end heat exchanger and compression refrigerating system are independent separately, unit need adopt the quadruplet heat exchanger, owing to increased the supply and exhaust resistance, needs to increase the supply and exhaust power input to a machine on the one hand, increase operating cost, increased equipment investment cost on the other hand.
Utilize refrigerant Natural Circulation and cooling cycle system.Unit adopts conventional air-conditioning system architecture form, and as shown in Figure 3, the system support valve switches, in the time need lowering the temperature winter, the closes compression circulatory system and corresponding refrigerant circulation flow path utilize the Natural Circulation of refrigerant to flow through indoor outside heat exchanger and carry out heat exchange, the cooling base-station environment.During summer, start the compression cycle system, open corresponding refrigerant circulation flow path simultaneously, realize energy-saving run.But owing to adopt the Natural Circulation form of refrigerant winter when moving, in order to guarantee the normally Natural Circulation of system's refrigerant, indoor set 3 and off-premises station 4 equipment install and fix and indoor set 3 and off-premises station 4 between connecting line very strict requirement is arranged, not only off-premises station 4 need be installed in outdoor, and to guarantee to exceed certain height than indoor set 3, otherwise system can't move, and this has limited the scope of application of unit.When unit goes wrong, detect and repair also relatively difficulty.
The huge base station air conditioner device of number is high in communication apparatus total power consumption ratio, at the requirement of energy-saving and emission-reduction, needs that cost is low, the communication base station air conditioner device control method of good energy-conserving effect and base station air conditioner device.
The utility model content
The communication base station that the utility model aims to provide a kind of base station air conditioner device and has this base station air conditioner device is to solve the big problem of communication base station air conditioner device power consumption in the prior art.
To achieve these goals, according to an aspect of the present utility model, provide a kind of base station air conditioner device, having comprised: housing, housing are divided into the room air flowing lumen and the flow of outside air cavity of mutual isolation; By compressor, condenser, expansion valve and evaporimeter that pipeline connects successively, wherein, condenser comprises condensation fan, and evaporimeter comprises evaporation fan; And condenser is arranged in the flow of outside air cavity, and evaporimeter is arranged in the room air flowing lumen, and condenser is positioned at the top of evaporimeter; First control valve, and compressor parallel is between evaporimeter and condenser; And controller, be connected with compressor with first control valve respectively, be used to control the conducting or the disconnection of first control valve, and the control compressor is shut down correspondingly or is started.
Further, this base station air conditioner device also comprises: the outdoor temperature detector is used for temperature T 1 outside the sensing chamber; The indoor temperature detector is used for temperature T 2 in the sensing chamber; Temperature comparison module is connected with the indoor temperature detector signal with the outdoor temperature detector respectively, and outdoor temperature T1 and indoor temperature T2 is compared, and sends signal according to comparative result to controller, controls the break-make of first control valve.
Further, this base station air conditioner device also comprises: second control valve, in parallel with expansion valve, and with conducting simultaneously of first control valve or disconnection.
Further, this base station air conditioner device also comprises: gas-liquid separator is connected between evaporimeter and the compressor; First control valve is connected in parallel on gas-liquid separator and the formed branch road of compressor two ends.
Further, gas-liquid separator is positioned at the top of evaporimeter.
Further, this base station air conditioner device also comprises: reservoir is connected between condenser and the expansion valve; Second control valve is connected in parallel on reservoir and the formed branch road of expansion valve two ends.
Further, the air outlet of flow of outside air cavity is positioned at the top of its air inlet; The air inlet of room air flowing lumen is positioned at the top of its air outlet.
Further, first control valve and second control valve are magnetic valve.
Further, the refrigerant import of condenser is in the upper end of condenser, and refrigerant exit is in the lower end of condenser; The refrigerant import of evaporimeter is in the lower end of evaporimeter, and refrigerant exit is at upper end of evaporator.
According on the other hand of the present utility model, a kind of communication base station is provided, this communication base station comprises above-mentioned base station air conditioner device, the base station air conditioner device is positioned at the inside or the outside of communication base station.
According to the technical solution of the utility model, base station air conditioner device be coupled the heat pipe circulatory system and the compression refrigeration circulatory system, when outdoor temperature is higher than indoor temperature, and the temperature difference is when reaching default value, the base station air conditioner device moves with the compression refrigeration circulation, takes away indoor communication apparatus heat fast; When outdoor temperature is lower than indoor temperature, and when the temperature difference reaches default value, the closes compression circulatory system, only open condensation fan and evaporation fan, by heat pipe circulation high efficient heat exchanging, rationally utilize outdoor low-temperature receiver, effectively reduce energy consumption, and communication base station of the present utility model is owing to adopted above-mentioned base station air conditioner device to realize reducing the purpose of communication base station operating cost.
Description of drawings
The Figure of description that constitutes the application's a part is used to provide further understanding of the present utility model, and illustrative examples of the present utility model and explanation thereof are used to explain the utility model, do not constitute improper qualification of the present utility model.In the accompanying drawings:
Fig. 1 is the communication base station structural representation that uses the heat pipe circulatory system in the prior art;
Fig. 2 is the communication base station structural representation that uses heat pipe and the independent dual-purpose machine of refrigeration system in the prior art;
Fig. 3 is the communication base station structural representation that uses refrigerant Natural Circulation and cooling cycle system in the prior art;
Fig. 4 is the structural representation of the utility model base station air conditioner device;
Fig. 5 is the working state schematic representation of the utility model base station air conditioner device;
Fig. 6 is provided with the structural representation of the communication base station of base station air conditioner device for the utility model inside; And
Fig. 7 is the structural representation of the communication base station of the utility model outer setting base station air conditioner device.
The specific embodiment
Need to prove that under the situation of not conflicting, embodiment and the feature among the embodiment among the application can make up mutually.Describe the utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
According to an embodiment of the present utility model, a kind of base station air conditioner device is provided, as shown in Figure 4, this base station air conditioner device mainly comprises: compressor 10, evaporimeter 20, evaporation fan 21, condenser 30, condensation fan 31, room air flowing lumen 40, the dividing plate 60 of flow of outside air cavity 50 and compartment inner air flow chamber 40 and flow of outside air cavity 50.Compressor 10 is arranged on base station air conditioner device bottom, evaporimeter 20 and evaporation fan 21 are installed in the room air flowing lumen 40 of base station air conditioner device bottom, guide indoor air to flow into by evaporation fan 21 from the air inlet of room air flowing lumen 40 tops, leaked-in air is through evaporimeter 20 and after carrying out heat exchange with evaporimeter 20, blows out from the air outlet of room air flowing lumen 40 belows.Become hot-air behind the equipment in the chilled air cools base station that blows out, hot-air rises, and again by evaporation fan 21 suction chamber inner air flow chambeies 40, proceeds circulation.Condenser 30 is arranged in the flow of outside air cavity 50 on base station air conditioner device top, condensation fan 31 runnings, guide outdoor cold air to flow into from the air inlet of flow of outside air cavity 50 belows, after the cold air that flows into carries out heat exchange through condenser 30 and with condenser 30, blow out from the air outlet of flow of outside air cavity 50 tops.This mainly is a principle of utilizing hot-air lighter than cold air, the high efficiency that helps circulating.Condenser 30 is arranged at the top of evaporimeter 20, helps refrigerant and can rise to condenser 30 smoothly, also be convenient to simultaneously flow to evaporimeter 20 by under the gravity effect through the liquid refrigerants of condenser 30 condensations through the gas that evaporimeter 20 evaporation backs form.Adopt dividing plate 60 that room air flowing lumen 40 and flow of outside air cavity 50 are separated, can avoid the cross pollution of room air and outdoor air.
In addition, unshowned in the drawings part also comprises: controller, outdoor temperature detector, indoor temperature detector, second control valve 86 and first control valve 87.Compressor 10, evaporation fan 21 and condensation fan 31 all are wired on the controller, outdoor and indoor temperature detector is wired to temperature comparison module, temperature T 1 outside the outdoor temperature detector sensing chamber, temperature T 2 in the indoor temperature detector sensing chamber, and temperature information is sent to temperature comparison module, temperature comparison module compares outdoor temperature T1 and indoor temperature T2, if the absolute value delta T of T1＜T2 and the two temperature difference is during more than or equal to the systemic presupposition value, then send first signal to controller, close compressor 10, open evaporation fan 21 and condensation fan 31, make 87 conductings of first control valve simultaneously; Otherwise, then send secondary signal to controller, start compressor 10, first control valve 87 is disconnected.During 87 conductings of first control valve, 86 conductings simultaneously of second control valve; When first control valve 87 disconnected, second control valve 86 disconnected simultaneously.
Be higher than indoor temperature when detecting outdoor environment temperature, controller sends enabled instruction to compressor 10, start the compression refrigeration circulatory system, as shown in Figure 5, refrigerant flow through compressor 10, gas main 80, condenser 30, refrigerating fluid pipe 81, reservoir 82, expansion valve 83, evaporimeter 20, gas-liquid separator 84 are got back to compressor 10 at last; Room air is evaporated blower fan 21 inspirations by base station air conditioner device top, sends after evaporimeter 20 coolings of flowing through, and after the cools communication equipment down, returns the cooling of base station air conditioner device after the rising that heats up; Outdoor air blower fan 31 inspirations that are condensed are discharged to outdoor after heating up through condenser 30.Simultaneously, the installation site of gas-liquid separator 84 will be higher than evaporimeter 20, accumulates in the gas-liquid separator 84 to avoid liquid refrigerants.
Be lower than indoor temperature when detecting outdoor environment temperature, and when indoor/outdoor temperature-difference reaches the systemic presupposition value, controller sends halt instruction to compressor 10, close compressor 10, liquid refrigerants is under gravity and capillarity, flow through condenser 30, liquid house steward 85, second control valve 86, evaporimeter 20, first control valve 87, gas main 80 got back to condenser 30 at last, controller sends enabled instruction, the heat exchange of the heat exchange of 20 pairs of indoor hot-airs of enhanced water evaporation device and 30 pairs of outdoor cold airs of condenser to evaporation fan 21 and condensation fan 31 simultaneously.
Solid arrow is represented the flow direction of refrigerant when the base station air conditioner device moves with the conventional air-conditioning compression refrigeration circulatory system among Fig. 5, and dotted arrow is represented the flow direction of refrigerant when the base station air conditioner device moves with the heat pipe circulatory system.For the gas that guarantees to form behind the refrigerant evaporation can rise to condenser 30 smoothly, evaporimeter 20 is arranged on the below of condenser 30, and refrigerant is flowed into by the import of evaporimeter 20 bottoms, and the gas that forms behind the refrigerant evaporation rises to condenser 30 from the outlet on evaporimeter 20 tops; Simultaneously, come together in evaporimeter 20 heat exchange of flowing through behind the liquid house steward 85 for the ease of condensed liquid by the gravity effect, the gas that forms behind the arrangement refrigerant evaporation enters condenser 30 by the import on condenser 30 tops, and refrigerant flows out from the outlet of condenser 30 bottoms through becoming liquid coolant after the condensation.Such layout satisfies the structural requirement of heat pipe circulation, simultaneously cold air under blow out, behind the cooling device, hot-air returns the base station air conditioner device from the upper end, the air current composition demand that meets the inside of base station cold-hot air convection, play better energy-saving effect, and room air and outdoor air isolate circulation mutually, avoided the cross pollution of room air and outdoor air.
The base station air conditioner device of the utility model embodiment be coupled the heat pipe circulatory system and the compression refrigeration circulatory system are carried out heat exchange to the indoor and outdoors air simultaneously.In summer, the base station air conditioner device moves with the compression refrigeration circulation, takes away indoor communication apparatus heat fast.Winter or transition season, the closes compression circulatory system is only opened condensation fan 31 and evaporation fan 21, by heat pipe circulation high efficient heat exchanging, has effectively saved operating cost.
The utility model also provides a kind of communication base station with aforementioned base station air conditioner device, as shown in Figure 6, the communication base station outside has enclosed structure 70, on enclosed structure 70, be provided with the air inlet and the exhaust outlet that are communicated with the outdoor gas passage 50 of base station air conditioner device, communication base station shown in Fig. 6 is arranged on the base station air conditioner device in the base station, helps preventing that the base station air conditioner device is impaired or stolen in some remote districts.
And communication base station shown in Figure 7 places the outside, base station with the base station air conditioner device, outdoor air comes outdoor through condenser 30 blower fan 31 that directly is condensed, room air is sent cools communication equipment down in the communication base station by evaporation fan 21 to through entering the base station air conditioner device after evaporimeter 20 coolings.This embodiment can reduce taking the interior space at the little user in space, base station.And the communication base station of these two kinds of embodiment has been saved operating cost owing to used the base station air conditioner device of the utility model embodiment to effectively reduce the energy consumption of communication base station.
As can be seen from the above description, the utility model the above embodiments have realized following technique effect:
According to the technical scheme of the utility model embodiment, the heat pipe circulatory system that has been coupled and the compression refrigeration circulatory system are carried out heat exchange to the indoor and outdoors air simultaneously.In summer, the base station air conditioner device moves with the compression refrigeration circulation, takes away indoor communication apparatus heat fast.Winter or transition season, the closes compression circulatory system is only opened condensation fan and evaporation fan, by heat pipe circulation high efficient heat exchanging, has effectively saved operating cost.
Use the communication base station of base station air conditioner device of the present utility model to effectively reduce the energy consumption of communication base station, saved operating cost.
The above is a preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. a base station air conditioner device is characterized in that, comprising:
Housing, described housing are divided into the room air flowing lumen (40) and the flow of outside air cavity (50) of mutual isolation;
By compressor (10), condenser (30), expansion valve (83) and evaporimeter (20) that pipeline connects successively, wherein, described condenser (30) comprises condensation fan (31), and described evaporimeter (20) comprises evaporation fan (21);
And described condenser (30) is arranged in the described flow of outside air cavity (50), and described evaporimeter (20) is arranged in the described room air flowing lumen (40), and described condenser (30) is positioned at the top of described evaporimeter (20);
First control valve (87), and described compressor (10) is connected in parallel between described evaporimeter (20) and the described condenser (30); And
Controller is connected with described compressor (10) with described first control valve (87) respectively, is used to control the conducting or the disconnection of described first control valve (87), and controls described compressor (10) and correspondingly shut down or start.
2. base station air conditioner device according to claim 1 is characterized in that, also comprises:
The outdoor temperature detector is used for temperature T 1 outside the sensing chamber;
The indoor temperature detector is used for temperature T 2 in the sensing chamber;
Temperature comparison module, be connected with described indoor temperature detector signal with described outdoor temperature detector respectively, and described outdoor temperature T1 and described indoor temperature T2 compared, and send signal to controller according to comparative result, control the break-make of first control valve (87).
3. base station air conditioner device according to claim 1 is characterized in that, also comprises: second control valve (86), in parallel with described expansion valve (83), and with described first control valve (87) conducting simultaneously or disconnection.
4. base station air conditioner device according to claim 1 is characterized in that, also comprises: gas-liquid separator (84) is connected between described evaporimeter (20) and the described compressor (10); Described first control valve (87) is connected in parallel on described gas-liquid separator (84) and the formed branch road of described compressor (10) two ends.
5. base station air conditioner device according to claim 4 is characterized in that, described gas-liquid separator (84) is positioned at the top of described evaporimeter (20).
6. base station air conditioner device according to claim 3 is characterized in that, also comprises: reservoir (82) is connected between described condenser (30) and the described expansion valve (83); Described second control valve (86) is connected in parallel on described reservoir (82) and the formed branch road of described expansion valve (83) two ends.
7. base station air conditioner device according to claim 1 is characterized in that, the air outlet of described flow of outside air cavity (50) is positioned at the top of its air inlet; The air inlet of described room air flowing lumen (40) is positioned at the top of its air outlet.
8. base station air conditioner device according to claim 3 is characterized in that, described first control valve (87) and described second control valve (86) are magnetic valve.
9. base station air conditioner device according to claim 1 is characterized in that, the refrigerant import of described condenser (30) is in the upper end of described condenser (30), and refrigerant exit is in the lower end of described condenser (30); The refrigerant import of described evaporimeter (20) is in the lower end of described evaporimeter (20), and refrigerant exit is in the upper end of described evaporimeter (20).
10. a communication base station is characterized in that, comprises each described base station air conditioner device in the claim 1 to 9, and described base station air conditioner device is positioned at the inside or the outside of described communication base station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200341760U CN201964534U (en) | 2011-01-31 | 2011-01-31 | Base station air conditioner and communication base station with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200341760U CN201964534U (en) | 2011-01-31 | 2011-01-31 | Base station air conditioner and communication base station with same |
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| Publication Number | Publication Date |
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| CN201964534U true CN201964534U (en) | 2011-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011200341760U Expired - Lifetime CN201964534U (en) | 2011-01-31 | 2011-01-31 | Base station air conditioner and communication base station with same |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102620349A (en) * | 2011-01-31 | 2012-08-01 | 珠海格力电器股份有限公司 | Base station air conditioner, control method thereof and communication base station with air conditioner |
| CN102654298A (en) * | 2012-05-21 | 2012-09-05 | 徐兴江 | Intelligent enthalpy difference control energy-saving air conditioner and control method thereof |
| CN102777982A (en) * | 2012-08-13 | 2012-11-14 | 江苏高远电力科技有限公司 | Indoor environment intelligent control system and working method thereof |
| CN107121562A (en) * | 2017-07-14 | 2017-09-01 | 安图实验仪器(郑州)有限公司 | Sample rack handling device in sample transmission system |
-
2011
- 2011-01-31 CN CN2011200341760U patent/CN201964534U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102620349A (en) * | 2011-01-31 | 2012-08-01 | 珠海格力电器股份有限公司 | Base station air conditioner, control method thereof and communication base station with air conditioner |
| CN102620349B (en) * | 2011-01-31 | 2014-07-09 | 珠海格力电器股份有限公司 | Base station air conditioner, control method thereof and communication base station with air conditioner |
| CN102654298A (en) * | 2012-05-21 | 2012-09-05 | 徐兴江 | Intelligent enthalpy difference control energy-saving air conditioner and control method thereof |
| CN102654298B (en) * | 2012-05-21 | 2014-06-18 | 徐兴江 | Intelligent enthalpy difference control energy-saving air conditioner and control method thereof |
| CN102777982A (en) * | 2012-08-13 | 2012-11-14 | 江苏高远电力科技有限公司 | Indoor environment intelligent control system and working method thereof |
| CN107121562A (en) * | 2017-07-14 | 2017-09-01 | 安图实验仪器(郑州)有限公司 | Sample rack handling device in sample transmission system |
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| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
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Granted publication date: 20110907 |