CN212231951U - Base station air conditioner - Google Patents
Base station air conditioner Download PDFInfo
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- CN212231951U CN212231951U CN202020532427.7U CN202020532427U CN212231951U CN 212231951 U CN212231951 U CN 212231951U CN 202020532427 U CN202020532427 U CN 202020532427U CN 212231951 U CN212231951 U CN 212231951U
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Abstract
The utility model belongs to the technical field of the air conditioner, especially, relate to a basic station air conditioner. The base station air conditioner comprises an air conditioner indoor unit, an air conditioner outdoor unit and a controller; the air-conditioning indoor unit comprises an evaporator, a one-way valve, an expansion valve, a first electromagnetic valve, a second electromagnetic valve and an indoor fan; the air conditioner outdoor unit comprises a condenser, a compressor and an outdoor fan; one end of the evaporator is connected with the compressor and the first electromagnetic valve, and the other end of the evaporator is connected with the second electromagnetic valve and the expansion valve; one end of the condenser is connected with one end of the first electromagnetic valve, which is far away from the evaporator, and the one-way valve, and the other end of the evaporator is connected with one end of the second electromagnetic valve, which is far away from the evaporator, and one end of the expansion valve, which is far away from the evaporator; one end of the compressor far away from the evaporator is connected with one end of the one-way valve far away from the compressor. The base station air conditioner utilizes low temperature in outdoor environment to cool indoor environment, thereby saving a large amount of electric energy.
Description
Technical Field
The utility model belongs to the technical field of the air conditioner, especially, relate to a basic station air conditioner.
Background
In recent years, with the rapid development of telecommunication base stations, because a large amount of electronic equipment is installed in the telecommunication base stations, the electronic equipment can emit a large amount of heat during operation, and the requirement of the electronic equipment on the ambient temperature (mainly the temperature of indoor environment) is high, air conditioning equipment which is matched with the telecommunication base stations is rapidly developed correspondingly. In the prior art, the refrigeration equipment of the telecommunication base station still adopts a conventional air conditioning unit, the conventional air conditioning unit always consumes a large amount of electric energy in the operation process, and even in cold winter, under the condition that the outdoor temperature is low, the air conditioning unit also needs to consume a large amount of electric energy for refrigerating the electronic equipment of the telecommunication base station, so that the electric energy is wasted unnecessarily, and the operation cost of the telecommunication base station is increased.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to air conditioning unit need consume a large amount of electric energy scheduling problems in refrigerated in-process among the prior art, provide a basic station air conditioner.
In view of the above technical problem, an embodiment of the present invention provides a base station air conditioner including an indoor unit of an air conditioner, an outdoor unit of an air conditioner, and a controller; the air conditioner indoor unit comprises an evaporator, a one-way valve, an expansion valve, a first electromagnetic valve, a second electromagnetic valve and an indoor fan for providing heat exchange air for the evaporator; the air conditioner outdoor unit comprises a condenser, a compressor and an outdoor fan, wherein the outdoor fan is used for providing radiating air for the condenser;
one end of the evaporator is connected with the compressor and the first electromagnetic valve, and the other end of the evaporator is connected with the second electromagnetic valve and the expansion valve;
one end of the condenser is connected with one end of the first electromagnetic valve, which is far away from the evaporator, and the one-way valve, and the other end of the evaporator is connected with one end of the second electromagnetic valve, which is far away from the evaporator, and one end of the expansion valve, which is far away from the evaporator;
one end of the compressor, which is far away from the evaporator, is connected with one end of the one-way valve, which is far away from the compressor;
the compressor, the check valve, the first electromagnetic valve, the second electromagnetic valve, the indoor fan, the outdoor fan and the condenser are all connected with the controller.
Optionally, the condenser includes an indoor integrated heat pipe arranged perpendicular to a horizontal plane, and the indoor integrated heat pipe includes an indoor inlet and an indoor outlet; the height position of the indoor outlet and collector on the indoor integrated heat pipe is higher than that of the indoor outlet and collector on the indoor integrated heat pipe.
Optionally, the indoor integrated heat pipe comprises a first indoor transverse pipe, a second indoor transverse pipe and a plurality of indoor vertical pipes arranged between the first indoor transverse pipe and the second indoor transverse pipe; the first indoor transverse pipe is communicated with the second indoor transverse pipe through a plurality of indoor vertical pipes; the indoor outlet is arranged on the first indoor transverse pipe, and the indoor inlet is arranged on the second indoor transverse pipe.
Optionally, the indoor integrated heat pipe comprises a first indoor protruding pipe connected to the first indoor transverse pipe and a second indoor protruding pipe connected to the second indoor transverse pipe, and the indoor outlet is arranged at one end, far away from the first indoor transverse pipe, of the first indoor protruding pipe; the indoor collecting opening is formed in one end, far away from the second indoor transverse pipe, of the second indoor protruding pipe.
Optionally, the indoor integrated heat pipe is a first copper pipe aluminum fin or a first microchannel heat exchanger.
Optionally, the condenser comprises an outdoor integrated heat pipe arranged perpendicular to the horizontal plane, and the outdoor integrated heat pipe comprises an outdoor inlet and an outdoor outlet; the height position of the outdoor heat collecting port on the outdoor integrated heat pipe is higher than that of the outdoor heat collecting port on the outdoor integrated heat pipe.
Optionally, the outdoor integrated heat pipe comprises a first outdoor horizontal pipe, a second outdoor horizontal pipe and a plurality of outdoor vertical pipes arranged between the first outdoor horizontal pipe and the second outdoor horizontal pipe; the first outdoor transverse pipe is communicated with the second outdoor transverse pipe through a plurality of outdoor vertical pipes; the first outdoor transverse pipe is communicated with the second outdoor transverse pipe through a plurality of outdoor vertical pipes; the outdoor collecting opening is arranged on the second outdoor transverse pipe, and the outdoor collecting opening is arranged on the second outdoor transverse pipe.
Optionally, the outdoor integrated heat pipe comprises a first outdoor protruding pipe connected to the first outdoor horizontal pipe and a second outdoor protruding pipe connected to the second outdoor horizontal pipe; the outdoor inlet is arranged at one end of the first outdoor protruding pipe far away from the first outdoor transverse pipe; the outdoor collecting opening is formed in one end, far away from the second outdoor transverse pipe, of the second outdoor protruding pipe.
Optionally, the outdoor integrated heat pipe is a second copper pipe aluminum fin or a second microchannel heat exchanger.
Optionally, the base station air conditioner further comprises an indoor temperature sensor for measuring an indoor ambient temperature, and an outdoor temperature sensor for measuring an outdoor ambient temperature; the indoor temperature sensor and the outdoor temperature sensor are connected with the controller.
The utility model discloses in, this basic station air conditioner's a refrigeration circuit: the controller controls the first electromagnetic valve and the second electromagnetic valve to be opened, controls the compressor and the expansion valve to be closed at the same time, and keeps the indoor fan and the outdoor fan in an opening state; blowing cold air in an outdoor environment into the condenser by the constant rotation of the outdoor fan, and converting the refrigerant in the condenser from a gaseous state to a liquid state; the liquid refrigerant is converted from a liquid state into a gaseous state in the evaporator to release a large amount of cold air, and the cold air released by the refrigerant is blown into the indoor environment through the indoor fan, so that electronic equipment and the like in the indoor environment are cooled; at this time, only the indoor fan and the outdoor fan of the base station air conditioner are in a working state (natural refrigeration loop), and the compressor is in a shutdown state, so that the base station air conditioner consumes low electric energy in the refrigeration state; compared with a mechanical cooling loop when the compressor works, the natural cooling loop utilizes outdoor low-temperature environment and saves a large amount of electric energy.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of a base station air conditioner according to an embodiment of the present invention;
fig. 2 is a front view of an air conditioner outdoor unit of a base station air conditioner according to an embodiment of the present invention;
fig. 3 is a left side view of an air conditioner outdoor unit of a base station air conditioner according to an embodiment of the present invention;
fig. 4 is a rear view of an air conditioner outdoor unit of a base station air conditioner according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of an outdoor integrated heat pipe of a base station air conditioner according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of an indoor integrated heat pipe of a base station air conditioner according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a base station air conditioner according to an embodiment of the present invention.
The reference numerals in the specification are as follows:
1. an air-conditioning indoor unit; 11. an evaporator; 111. indoor integrated heat pipe; 112. an indoor inlet port; 113. an indoor outlet and a collector; 114. a first indoor horizontal tube; 115. a second indoor horizontal tube; 116. an indoor vertical pipe; 117. A first indoor projection pipe; 118. a second indoor convex pipe; 12. a one-way valve; 13. an expansion valve; 14. A first solenoid valve; 15. a second solenoid valve; 16. an indoor fan; 2. an air conditioner outdoor unit; 21. a condenser; 211. outdoor integrated heat pipes; 212. an outdoor inlet port; 213. an outdoor collecting port; 214. a first outdoor horizontal tube; 215. a second outdoor horizontal tube; 216. an outdoor vertical pipe; 217. a first outdoor protruded pipe; 218. A second outdoor convex pipe; 22. a compressor; 23. an outdoor fan; 3. a controller; 4. an electronic device.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
It is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", "middle", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 and 7, an embodiment of the present invention provides a base station air conditioner, which includes an air conditioner indoor unit 1, an air conditioner outdoor unit 2, and a controller 3; the air-conditioning indoor unit 1 comprises an evaporator 11, a one-way valve 12, an expansion valve 13, a first electromagnetic valve 14, a second electromagnetic valve 15 and an indoor fan 16 for providing heat exchange air for the evaporator 11; the outdoor unit 2 includes a condenser 21, a compressor 22, and an outdoor fan 23 for supplying heat dissipation air to the condenser 21; it can be understood that the check valve 12, the expansion valve 13, the first solenoid valve 14, and the second solenoid valve 15 are all integrated in a first casing of the air-conditioning indoor unit 1, and the first casing of the air-conditioning indoor unit 1 can protect the check valve 12, the expansion valve 13, the first solenoid valve 14, and the second solenoid valve 15, so as to prolong the service life of the base station air conditioner. The condenser 21 and the compressor 22 are integrated in the second casing of the outdoor unit 2, and the second casing of the outdoor unit 2 can protect the condenser 21 and the compressor 22, thereby prolonging the service life of the base station air conditioner.
One end of the evaporator 11 is connected to the compressor 22 and the first solenoid valve 14 (respectively connected by a pipeline), and the other end of the evaporator 11 is connected to the second solenoid valve 15 and the expansion valve 13 (respectively connected by a pipeline);
one end of the condenser 21 is connected to one end of the first electromagnetic valve 14 away from the evaporator 11 and the one-way valve 12 (respectively connected by a pipeline), and the other end of the evaporator 11 is connected to one end of the second electromagnetic valve 15 away from the evaporator 11 and one end of the expansion valve 13 away from the evaporator 11 (respectively connected by a pipeline);
the end of the compressor 22 far away from the evaporator 11 is connected with the end of the one-way valve 12 far away from the compressor 22 (through a pipeline connection);
the compressor 22, the check valve 12, the first solenoid valve 14, the second solenoid valve 15, the indoor fan 16, the outdoor fan 23, and the condenser 21 are connected to the controller 3. It is understood that the compressor 22, the check valve 12, the first solenoid valve 14, the second solenoid valve 15, the indoor fan 16, the outdoor fan 23 and the condenser 21 may be electrically connected to the controller 3 through wires or may be connected through wireless devices.
Preferably, the base station air conditioner further comprises an indoor temperature sensor for detecting an indoor ambient temperature, and an outdoor temperature sensor for detecting an outdoor ambient temperature; the indoor temperature sensor and the outdoor temperature sensor are both connected with the controller 3. It is understood that the indoor temperature sensor and the outdoor temperature sensor may be electrically connected to the controller 3 through wires, or may be connected through wireless devices.
Specifically, when it is detected that the indoor temperature value is greater than or equal to a preset temperature value (for example, the preset temperature value is preferably 25 ℃), and the difference value between the indoor temperature value and the outdoor temperature value is less than a preset temperature threshold value (for example, the preset temperature threshold value is preferably 10 ℃; at this time, both the outdoor environment temperature and the indoor environment temperature are higher); the controller 3 controls the compressor 22 and the expansion valve 13 to be opened, and controls the first solenoid valve 14 and the second solenoid valve 15 to be closed, and keeps the indoor fan 16 and the outdoor fan 23 in an open state; the evaporator 11, the compressor 22, the check valve 12, the condenser 21 and the expansion valve 13 are communicated and form a mechanical refrigeration circuit. The working process of the mechanical refrigeration loop comprises the following steps: the high-pressure gaseous refrigerant is condensed in the condenser 21 and converted into a high-pressure liquid refrigerant (in the process, the outdoor fan 23 continuously rotates to blow heat emitted by the refrigerant to the outdoor environment), and the high-pressure liquid refrigerant flows out of the condenser 21 and flows into the expansion valve 13 by virtue of the gravity of the high-pressure liquid refrigerant; the high-pressure liquid refrigerant flows into the expansion valve 13 and is converted into a low-pressure liquid refrigerant after being depressurized; after the low-pressure liquid refrigerant (depending on its own weight) flows into the evaporator 11 and absorbs heat from the indoor environment, the low-pressure liquid refrigerant is converted into a low-pressure gaseous refrigerant (in this process, the indoor fan 16 continuously rotates to blow cold air released by phase change of the refrigerant into the indoor environment); the low-pressure gaseous refrigerant is pressurized by the compressor 22 and then converted into a high-pressure gaseous refrigerant, and the high-pressure gaseous refrigerant again flows into the condenser 21 through the check valve 12.
When detecting that the indoor temperature value is greater than or equal to the preset temperature value, and the difference between the outdoor temperature value and the outdoor temperature value is greater than or equal to the preset temperature threshold value (at this moment, the indoor environment temperature is higher, and the outdoor environment temperature is lower), controller 3 controls first solenoid valve 14 with second solenoid valve 15 is opened, controls simultaneously compressor 22 with expansion valve 13 is closed, evaporator 11 first check valve 12 condenser 21 and the solenoid valve intercommunication to form a natural refrigeration return circuit. The working process of the natural refrigeration loop comprises the following steps: the gaseous refrigerant is condensed in the condenser 21 by the outdoor environment and is converted into the liquid refrigerant (at this time, the temperature of the outdoor environment is relatively low, and the refrigerant in the condenser 21 is cooled by cold air in the outdoor environment through continuous rotation of the indoor fan 16); the liquid refrigerant enters the evaporator 11 through the second electromagnetic valve 15, and the evaporator 11 absorbs heat from the indoor environment and converts the heat into gaseous refrigerant (in the process, the indoor fan 16 continuously rotates to blow cold air released by the phase change of the refrigerant into the indoor environment); the gaseous refrigerant is again introduced into the condenser 21 through the first solenoid valve 14.
Preferably, the preset temperature value is 25 ℃; the preset temperature threshold is 10 ℃. It is understood that the preset temperature value and the preset temperature threshold may be set according to actual requirements, for example, the preset temperature value may also be 15 ℃, 20 ℃, 30 ℃ or the like, and the preset temperature threshold may also be 5 ℃, 15 ℃, 20 ℃ or the like.
In addition, the check valve 12 is provided to ensure that the refrigerant flowing out of the first solenoid valve 14 flows into the condenser 21 without flowing back to the compressor 22 in a state where the first solenoid valve 14 is opened, thereby ensuring the orderly operation of the natural cooling circuit of the base station air conditioner.
In the utility model, when detecting that the indoor temperature value is greater than or equal to a preset temperature value and the difference between the outdoor temperature value and the outdoor temperature value is greater than or equal to a preset temperature threshold value, the outdoor temperature is lower at this time, and the indoor temperature does not reach the requirement of indoor electronic equipment 4 on the ambient temperature, the controller 3 controls the first solenoid valve 14 and the second solenoid valve 15 to be opened, and controls the compressor 22 and the expansion valve 13 to be closed at the same time, and keeps the indoor fan 16 and the outdoor fan 23 in an open state; blowing cold air in an outdoor environment into the condenser 21 by the constant rotation of the outdoor fan 23, and converting the refrigerant in the condenser 21 from a gaseous state to a liquid state; the liquid refrigerant is converted from a liquid state to a gaseous state in the evaporator 11 to release a large amount of cold air, and the cold air released by the refrigerant is blown into the indoor environment by the indoor fan 16, so that the electronic equipment 4 and the like in the indoor environment are cooled; at this time, the base station air conditioner is only in a working state (natural cooling loop) of the indoor fan 16 and the outdoor fan 23, and the compressor 22 is in a shutdown state, so that the power consumption of the base station air conditioner is low in the cooling state; the natural cooling circuit utilizes the low temperature environment outdoors and saves a large amount of electrical energy compared to the mechanical cooling circuit when the compressor 22 is operating.
In one embodiment, as shown in fig. 6, the condenser 11 comprises an indoor integrated heat pipe 111 disposed perpendicular to the horizontal plane, and the indoor integrated heat pipe 111 comprises an indoor inlet and outlet 112 and 113; the height position of the indoor outlet collector 113 on the indoor integrated heat pipe 111 is higher than the height position of the indoor outlet collector 113 on the indoor integrated heat pipe 111; the refrigerant in a liquid state flows into the indoor heat integration pipes 111 from the indoor header port 112, and is output from the indoor header port 113 after the indoor heat integration pipes 111 finish heat dissipation and are converted into the refrigerant in a gaseous state. It is to be understood that after the liquid refrigerant flows into the indoor integrated heat pipe 111, the refrigerant absorbs heat from the indoor environment and is converted into a gaseous refrigerant, the liquid refrigerant enters the indoor integrated heat pipe 111 from the indoor inlet/collector 112, and the gaseous refrigerant rises and is output from the indoor outlet/collector 113; in addition, in the process that the gaseous refrigerant flows in the indoor integrated heat pipe 111, the indoor fan 16 continuously rotates and blows cold air released by the phase change of the refrigerant into the indoor environment, thereby achieving the effect of cooling the electronic equipment 4 and the like in the indoor environment. The height of the inlet and the outlet of the indoor integrated heat pipe 111 is lower than the height of the indoor outlet and the outlet 113, so that the gaseous refrigerant can flow (rise) in the indoor integrated heat pipe 111, and the refrigeration effect of the base station air conditioner is enhanced.
In one embodiment, as shown in fig. 6, the indoor integrated heat pipes 111 comprise a first indoor cross pipe 114, a second indoor cross pipe 115, and a plurality of indoor vertical pipes 116 disposed between the first indoor cross pipe 114 and the second indoor cross pipe 115; the first indoor cross pipe 114 is communicated with the second indoor cross pipe 115 through a plurality of indoor vertical pipes 116; the indoor outlet and collector 113 is provided on the first indoor horizontal pipe 114, and the indoor inlet and collector 112 is provided on the second indoor horizontal pipe 115. It can be understood that each indoor vertical pipe 116 corresponds to an indoor heat collecting loop, that is, the gaseous refrigerant can be divided into a plurality of heat exchanging loops by the indoor integrated heat pipe 111, and the gaseous refrigerant can exchange heat in each indoor vertical pipe 116, so as to further increase the cooling effect of the base station air conditioner; in addition, the indoor vertical pipes 116 may be provided in multiple numbers, so that the heat dissipation area of the indoor integrated heat pipe 111 is increased, and the cooling effect of the base station air conditioner is enhanced.
In one embodiment, as shown in fig. 6, the indoor integrated heat pipe 111 includes a first indoor protruding pipe 117 connected to the first indoor horizontal pipe 114 and a second indoor protruding pipe 118 connected to the second indoor horizontal pipe 115, and the indoor outlet 113 is disposed at an end of the first indoor protruding pipe 117 away from the first indoor horizontal pipe 114; the indoor inlet and outlet 112 is provided at an end of the second indoor protruding pipe 118 remote from the second indoor cross pipe 115.
Preferably, the indoor integrated heat pipe 111 is a first copper pipe aluminum fin or a second micro-channel heat exchanger. It is understood that the indoor integrated heat pipe 111 may be other heat exchange structures.
In one embodiment, as shown in fig. 2 to 5, the condenser 21 includes an outdoor integrated heat pipe 211 disposed perpendicular to a horizontal plane, and the outdoor integrated heat pipe 211 includes an outdoor inlet 212 and an outdoor outlet 213; the height position of the outdoor integrated heat pipe 211 of the outdoor heat collecting port 213 is higher than that of the outdoor integrated heat pipe 211 of the outdoor heat collecting port 213; the refrigerant in a gaseous state flows into the outdoor heat collecting port 212, and is output from the outdoor heat collecting port 213 after the outdoor heat collecting pipe 211 finishes condensing and converting into the refrigerant in a liquid state. As can be appreciated, the indoor outlet collector 113 is arranged on the first indoor protruding pipe 117, and the indoor inlet collector 112 is arranged on the second indoor protruding pipe 118, so that the first indoor horizontal pipe 114, the second indoor horizontal pipe 115 and the indoor vertical pipe 116 can be installed inside the casing of the indoor unit 1, thereby prolonging the service life of the indoor unit 1; in addition, the indoor outlet collector 113 and the indoor outlet collector 113 extend out of the casing of the indoor unit 1 through the first indoor protruding pipe 117 and the second indoor protruding pipe 118, thereby facilitating installation and future maintenance of the base station air conditioner.
In one embodiment, as shown in fig. 2 to 5, the outdoor integrated heat pipe 211 includes a first outdoor horizontal pipe 214, a second outdoor horizontal pipe 215, and a plurality of outdoor vertical pipes 216 disposed between the first outdoor horizontal pipe 214 and the second outdoor horizontal pipe 215; the first outdoor cross pipe 214 is communicated with the second outdoor cross pipe 215 through a plurality of outdoor vertical pipes 216; the first outdoor cross pipe 214 is communicated with the second outdoor cross pipe 215 through a plurality of outdoor vertical pipes 216; the outdoor header 212 is provided on the second outdoor cross pipe 215, and the outdoor header 213 is provided on the second outdoor cross pipe 215. It is understood that the refrigerant in the gas state enters the condenser 21, is converted into the refrigerant in the liquid state by the cooling action of the outdoor fan 23, and the refrigerant in the liquid state enters the outdoor heat integrated pipes 211 from the outdoor heat integrated pipes 212, and since the outdoor heat integrated pipes 211 have the outdoor heat integrated pipes 211 with the outdoor heat integrated pipes 212 higher than the outdoor heat integrated pipes 211 with the outdoor heat integrated pipes 213, the refrigerant in the liquid state can be output from the outdoor heat integrated pipes 213 by means of its own weight. The height of the outdoor heat collecting inlet 212 of the outdoor heat pipe 211 is related to the height of the outdoor heat collecting inlet 213, and the refrigerant can flow in the outdoor heat pipe by using the gravity of the refrigerant, so that the base station air conditioner can achieve the purposes of energy saving and consumption reduction. It can be understood that each outdoor standpipe 216 corresponds to an outdoor heat collecting circuit, that is, the liquid refrigerant can be divided into a plurality of heat exchanging circuits by the outdoor heat collecting pipes 211, and the liquid refrigerant can exchange heat in each outdoor standpipe 216, thereby further increasing the cooling effect of the base station air conditioner. In addition, the number of the outdoor vertical pipes 216 may be multiple, so that the heat dissipation area of the outdoor integrated heat pipe 211 is increased, and the cooling effect of the base station air conditioner is enhanced.
Preferably, the outdoor integrated heat pipe 211 is a second copper pipe aluminum fin or a second microchannel heat exchanger. It is understood that the outdoor integrated heat pipe 211 may also be other heat exchange structures.
In one embodiment, as shown in fig. 2 to 5, the outdoor integrated heat pipe 211 includes a first outdoor protruded pipe 217 connected to the first outdoor horizontal pipe 214 and a second outdoor protruded pipe 218 connected to the second outdoor horizontal pipe 215; the outdoor collecting port 212 is arranged at one end of the first outdoor convex outlet pipe 217 far away from the first outdoor transverse pipe 214; the outdoor collecting port 213 is provided at an end of the second outdoor protruded pipe 218 remote from the second outdoor horizontal pipe 215. It is to be understood that the outdoor collecting port 212 is formed on the first outdoor protruded pipe 217 and the outdoor collecting port 213 is formed on the second outdoor protruded pipe 218, so that the first outdoor horizontal pipe 214, the second outdoor horizontal pipe 215 and the outdoor vertical pipe 216 can be installed inside the casing of the air conditioner outdoor unit 2, thereby prolonging the service life of the air conditioner outdoor unit 2; in addition, the outdoor collecting port 213 and the outdoor collecting port 213 are extended out of the casing of the outdoor unit 2 through the first outdoor discharge pipe 217 and the second outdoor discharge pipe 218, thereby facilitating the installation and the later maintenance of the base station air conditioner.
The utility model also provides a control method of basic station air conditioner, include:
when detecting that the indoor temperature value is greater than or equal to the preset temperature value and the difference value between the indoor temperature value and the outdoor temperature value is smaller than the preset temperature threshold value (including that the outdoor temperature is higher than the indoor temperature and the outdoor temperature is lower than the indoor temperature by a little, that is, the outdoor switch is in a higher temperature state at this time), controlling the compressor 22 and the expansion valve 13 to be opened, and simultaneously controlling the first electromagnetic valve 14 and the second electromagnetic valve 15 to be closed; as shown in fig. 7, the evaporator 11, the compressor 22, the check valve 12, the condenser 21 and the expansion valve 13 of the base station air conditioner are communicated with each other to form a mechanical refrigeration circuit; in the mechanical refrigeration circuit, after the high-pressure gaseous refrigerant is condensed and converted into the high-pressure liquid refrigerant by the condenser 21, the high-pressure gaseous refrigerant is converted into the low-pressure liquid refrigerant by the expansion valve 13 through pressure reduction, the heat in the indoor environment is absorbed by the evaporator 11 and then converted into the low-pressure gaseous refrigerant, and then the low-pressure gaseous refrigerant is converted into the high-pressure gaseous refrigerant through pressurization by the compressor 22 and then flows into the condenser 21 again through the check valve 12; as will be appreciated, in a mechanical refrigeration circuit, the low pressure gaseous refrigerant is converted to a high pressure gaseous refrigerant by the compressor 22 after pressurizing the low pressure gaseous refrigerant.
When it is detected that the indoor temperature value is greater than or equal to a preset temperature value and the difference between the outdoor temperature value and the outdoor temperature value is greater than or equal to a preset temperature threshold value (at this time, the outdoor environment is in a low temperature state), the first electromagnetic valve 14 and the second electromagnetic valve 15 are controlled to be opened, and the compressor 22 and the expansion valve 13 are controlled to be closed, as shown in fig. 7, the evaporator 11, the first electromagnetic valve 14, the condenser 21 and the second electromagnetic valve 15 are communicated with each other to form a natural refrigeration loop; in the natural refrigeration circuit, after the refrigerant in the gas state is condensed and converted into the refrigerant in the liquid state by the condenser 21, the refrigerant enters the evaporator 11 through the second electromagnetic valve 15, absorbs heat and is converted into the refrigerant in the gas state, and the refrigerant again flows into the condenser 21 through the first electromagnetic valve 14. It is understood that in the natural cooling circuit, only the indoor fan 16 and the outdoor fan 23 are used for operation, and the compressor 22 is not operated, which can also have the effect of cooling the indoor environment.
Preferably, the preset temperature value is 25 ℃; the preset temperature threshold is 10 ℃. It is understood that the preset temperature value and the preset temperature threshold may be set according to actual requirements, for example, the preset temperature value may also be 15 ℃, 20 ℃, 30 ℃ or the like, and the preset temperature threshold may also be 5 ℃, 15 ℃, 20 ℃ or the like.
In the utility model, when the outdoor temperature is low, the controller 3 controls the first electromagnetic valve 14 and the second electromagnetic valve 15 to be opened, and the gaseous refrigerant can be converted into the liquid refrigerant in the condenser 21 by using the low temperature in the external environment; the liquid refrigerant flows into the evaporator 11 through the second electromagnetic valve 15, the liquid refrigerant is converted from a liquid state into a gaseous state in the evaporator 11 to release a large amount of cold air, and the cold air released by the refrigerant is blown into the indoor environment through the indoor fan 16, so that the electronic equipment 4 and the like in the indoor environment are cooled; in the natural cooling loop, only the indoor fan 16 and the outdoor fan 23 of the base station air conditioner are in working state (natural cooling loop), and the compressor 22 is in shutdown state, so the base station air conditioner consumes electric energy; the natural cooling circuit utilizes the low temperature environment outdoors and saves a large amount of electrical energy compared to the mechanical cooling circuit when the compressor 22 is operating.
In an embodiment, the base station air conditioner control method further includes:
and when the indoor temperature value is detected to be smaller than the preset temperature value, controlling the indoor fan 16, the compressor 22, the outdoor fan 23, the expansion valve 13, the first electromagnetic valve 14 and the second electromagnetic valve 15 to be closed. It can be understood that, when the indoor temperature is lower than the preset temperature value, the indoor electronic device 4 is already in the low-temperature environment, and the indoor environment does not need to be cooled, and in this state, the base station air conditioner is in the shutdown state.
The above description is only an example of the base station air conditioner of the present invention, and should not be construed as limiting the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A base station air conditioner is characterized by comprising an air conditioner indoor unit, an air conditioner outdoor unit and a controller; the air conditioner indoor unit comprises an evaporator, a one-way valve, an expansion valve, a first electromagnetic valve, a second electromagnetic valve and an indoor fan for providing heat exchange air for the evaporator; the air conditioner outdoor unit comprises a condenser, a compressor and an outdoor fan, wherein the outdoor fan is used for providing radiating air for the condenser;
one end of the evaporator is connected with the compressor and the first electromagnetic valve, and the other end of the evaporator is connected with the second electromagnetic valve and the expansion valve;
one end of the condenser is connected with one end of the first electromagnetic valve, which is far away from the evaporator, and the one-way valve, and the other end of the evaporator is connected with one end of the second electromagnetic valve, which is far away from the evaporator, and one end of the expansion valve, which is far away from the evaporator;
one end of the compressor, which is far away from the evaporator, is connected with one end of the one-way valve, which is far away from the compressor;
the compressor, the check valve, the first electromagnetic valve, the second electromagnetic valve, the indoor fan, the outdoor fan and the condenser are all connected with the controller.
2. The base station air conditioner of claim 1, wherein the condenser comprises an indoor integrated heat pipe disposed perpendicular to a horizontal plane, the indoor integrated heat pipe comprising an indoor inlet and an indoor outlet; the height position of the indoor outlet and collector on the indoor integrated heat pipe is higher than that of the indoor outlet and collector on the indoor integrated heat pipe.
3. The base station air conditioner of claim 2, wherein the indoor integrated heat pipes comprise a first indoor cross pipe, a second indoor cross pipe, and a plurality of indoor vertical pipes disposed between the first indoor cross pipe and the second indoor cross pipe; the first indoor transverse pipe is communicated with the second indoor transverse pipe through a plurality of indoor vertical pipes; the indoor outlet is arranged on the first indoor transverse pipe, and the indoor inlet is arranged on the second indoor transverse pipe.
4. The base station air conditioner as claimed in claim 3, wherein the indoor integrated heat pipe includes a first indoor protrusion pipe connected to the first indoor cross pipe and a second indoor protrusion pipe connected to the second indoor cross pipe, the indoor outlet is provided at an end of the first indoor protrusion pipe away from the first indoor cross pipe; the indoor collecting opening is formed in one end, far away from the second indoor transverse pipe, of the second indoor protruding pipe.
5. The base station air conditioner of claim 3, wherein the indoor integrated heat pipe is a first copper tube aluminum fin or a first micro-channel heat exchanger.
6. The base station air conditioner of claim 1, wherein the condenser comprises an outdoor integrated heat pipe disposed perpendicular to a horizontal plane, the outdoor integrated heat pipe comprising an outdoor inlet and an outdoor outlet; the height position of the outdoor heat collecting port on the outdoor integrated heat pipe is higher than that of the outdoor heat collecting port on the outdoor integrated heat pipe.
7. The base station air conditioner of claim 6, wherein the outdoor integrated heat pipes comprise a first outdoor cross pipe, a second outdoor cross pipe, and a plurality of outdoor riser pipes disposed between the first outdoor cross pipe and the second outdoor cross pipe; the first outdoor transverse pipe is communicated with the second outdoor transverse pipe through a plurality of outdoor vertical pipes; the first outdoor transverse pipe is communicated with the second outdoor transverse pipe through a plurality of outdoor vertical pipes; the outdoor collecting opening is arranged on the second outdoor transverse pipe, and the outdoor collecting opening is arranged on the second outdoor transverse pipe.
8. The base station air conditioner as claimed in claim 7, wherein the outdoor integrated heat pipe includes a first outdoor protrusion pipe connected to the first outdoor horizontal pipe and a second outdoor protrusion pipe connected to the second outdoor horizontal pipe; the outdoor inlet is arranged at one end of the first outdoor protruding pipe far away from the first outdoor transverse pipe; the outdoor collecting opening is formed in one end, far away from the second outdoor transverse pipe, of the second outdoor protruding pipe.
9. The base station air conditioner of claim 8, wherein the outdoor integrated heat pipe is a second copper tube aluminum fin or a second micro-channel heat exchanger.
10. The base station air conditioner of claim 1, further comprising an indoor temperature sensor for measuring an indoor ambient temperature, and an outdoor temperature sensor for measuring an outdoor ambient temperature; the indoor temperature sensor and the outdoor temperature sensor are connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020532427.7U CN212231951U (en) | 2020-04-10 | 2020-04-10 | Base station air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020532427.7U CN212231951U (en) | 2020-04-10 | 2020-04-10 | Base station air conditioner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111417289A (en) * | 2020-04-10 | 2020-07-14 | 深圳市科信通信技术股份有限公司 | Base station air conditioner and control method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111417289A (en) * | 2020-04-10 | 2020-07-14 | 深圳市科信通信技术股份有限公司 | Base station air conditioner and control method thereof |
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