CN212910519U

CN212910519U - 5G base station control by temperature change cabinet-type air conditioner integrated device

Info

Publication number: CN212910519U
Application number: CN202021509720.8U
Authority: CN
Inventors: 廖曙光; 张泉; 陈飞虎; 丁婷; 邢利; 陈喜
Original assignee: Changsha Maxxom High-Tech Co ltd
Current assignee: Changsha Maxxom High-Tech Co ltd
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2021-04-06
Anticipated expiration: 2030-07-28

Abstract

The utility model provides a 5G base station control by temperature change cabinet-type air conditioner integrated device, includes the cabinet body, basic station equipment, temperature control system and control system, and temperature control system includes indoor portion and outdoor portion, and indoor portion and basic station equipment are put respectively in the internal both sides of cabinet, and indoor portion includes evaporimeter and indoor fan, and outdoor portion includes condenser, compressor and outdoor fan, and control system is connected with temperature sensor, according to temperature sensor's result, controls temperature control system's work. The utility model adopts the integrated design of the base station and the temperature control system, so that the space of the cabinet body is more compact, and the utilization maximization of the space of the cabinet body is realized; the cold channel is designed to directly surround the equipment in the cabinet body, is closer to the heat source, reduces the loss of cold energy, and is assembled by detachable clapboards on the side wall of the cabinet body, so that the cabinet body is convenient to expand; and in order to ensure the safe and stable operation of equipment in the cabinet body, the fan adopts a modularized fan assembly structure, so that the fan does not need to be powered off when being replaced, and the maintenance time is reduced.

Description

5G base station control by temperature change cabinet-type air conditioner integrated device

Technical Field

The utility model relates to a refrigeration technology field, especially a 5G basic station control by temperature change cabinet-type air conditioner integrated device.

Background

At present, the china network is in the transition period from 4G to 5G, and the 5G base station is a core device of the 5G network, providing wireless coverage, and implementing wireless signal transmission between the wired communication network and the wireless terminal. The architecture and the form of the base station directly influence how the 5G network is deployed, and different from a 4G base station, in the 5G era, in order to meet three requirements of mobile broadband Enhancement (EMBB), large-scale Internet of things (MMTC) and low-delay and high-reliability Internet of things (URLLC), and improve the resource utilization rate, the structure of the 5G base station is changed to a certain extent. In the technical standard, the frequency band of 5G is much higher than that of 2G, 3G and 4G networks, the 5G network mainly works in the frequency band of 3000-plus 5000MHz at the present stage, and as the higher the frequency is, the greater the attenuation in the signal propagation process is, obviously, the density of the base stations of the 5G network will be higher, and the calorific value of the 5G base station will be more than that of the 4G base station, and researches show that the calorific value of the 5G base station will be more than 4 times that of the 4G base station; at present, a heating module of a traditional 4G base station is RRU + AAU, and generally a temperature control solution scheme for configuring a rack air conditioner is adopted to control the temperature of the base station, but the schemes have the defects of high cold loss and large installation occupied area, and do not have the functions of machine body parallel operation and the like, and the temperature control schemes cannot completely meet the working requirement of the 5G base station, so that a temperature control scheme more suitable for the 5G base station is necessarily designed to solve the problem of temperature control of the 5G base station.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the above-mentioned not enough of prior art is overcome and a 5G basic station control by temperature change cabinet-type air conditioner integrated device is provided, realizes that basic station equipment and temperature control system integration make cabinet body space compacter, practices thrift occupation space to the extension is convenient, and the construction is simple with the maintenance.

The technical scheme of the utility model is that: the utility model provides a 5G base station control by temperature change cabinet-type air conditioner integrated device, includes the cabinet body, basic station equipment and temperature control system, and temperature control system includes indoor portion and outdoor portion, and indoor portion and basic station equipment are put respectively in the internal both sides of cabinet, and indoor portion includes evaporimeter and indoor fan, and outdoor portion includes condenser, compressor and outdoor fan, and indoor portion and outdoor portion pass through flexible hose connection.

Further, the base station device is mainly a Baseband processing Unit, i.e., a Building Base Band Unit (BBU).

Further, be equipped with the baffle between indoor portion and base station equipment, certain breach is all left with cabinet body wall at the baffle both ends, makes indoor fan during operation, and the cold air that the evaporimeter flows out flows to base station equipment one side from the breach flow direction of baffle one end, takes away the heat that base station equipment gived off, then gets back to the evaporimeter from the breach of baffle another end, has formed a cold air endless cold passageway promptly at the internal cold channel that has hugged closely base station equipment, has avoided cold volume extravagant.

Further, the lateral wall of the cabinet body comprises the polylith baffle, and the connection can be dismantled on the cabinet body to the baffle, makes things convenient for the combination of a plurality of cabinet bodies cabinet combination, as long as pull down during the combination adjacent two cabinet body the baffle on the coincidence lateral wall can, and behind the cabinet combination, a condenser can be shared to a plurality of evaporimeters of the internal cabinet.

Further, the bottom of the cabinet body is provided with a groove, so that the evaporator and the flexible hose are convenient to connect and install, the hose is arranged in the groove at the bottom, the contact with the outside is avoided, the safety is high, and the service life is long.

Further, the temperature control system is a heat pipe system or a traditional air conditioning system, preferably, the temperature control system simultaneously adopts the heat pipe system and the traditional air conditioning system, and the advantages of the two refrigeration systems can be fully utilized.

Furthermore, both the indoor fan and the outdoor fan adopt a modular design; the hot plug operation can be realized, the equipment maintenance time is reduced, and the indoor fan and the outdoor fan can adopt an axial flow fan, a centrifugal fan or a perfusion fan.

Furthermore, the evaporator and the condenser can adopt a heat exchanger with a micro-channel structure or a copper pipe aluminum fin structure.

Furthermore, the integrated device also comprises a control system, wherein the control system comprises a temperature sensor and a controller, the temperature sensor is connected with the controller, and the temperature sensor is used for monitoring the temperature inside and outside the cabinet in real time; the controller is connected with the temperature control system and can be used for controlling the working state of the temperature control system; for example, the rotating speed of the indoor fan can be controlled, when the temperature sensor detects that the temperature in the cabinet body rises, the rotating speed of the indoor fan is increased, and when the temperature drops, the rotating speed of the fan is reduced.

The control method of the integrated device is that the controller controls the rotating speed of the fan according to the temperature value outside the cabinet measured by the temperature sensor, and when the measured temperature is higher, the rotating speed of the fan is increased; when the measured temperature is lower, reducing the rotating speed of the fan; the intelligent regulation and control of the heat pipe and the air conditioning system are realized, and the energy consumption of the fan is reduced; more specifically: when the outside temperature of the cabinet measured by the temperature sensor is lower than T1, a full natural cooling mode is adopted, namely only the heat pipe system operates, the traditional air-conditioning system stops, and when the outside temperature is between T1-T2, a partial natural cooling mode is adopted, namely the heat pipe system and the traditional air-conditioning system operate under partial load; when the outdoor temperature is higher than T2, the traditional air conditioning system runs at full load; the load control of the conventional air conditioning system is implemented by using a compressor inverter control, the compressor starts to operate at a low operating revolution when the outdoor temperature exceeds T1, the number of revolutions of the blower is increased while gradually increasing the number of operating revolutions of the compressor when the temperature rises, and the compressor starts to operate at full load when the temperature continues to rise over T2, preferably, T1 is about 18 c and T2 is about 24 c.

Compared with the prior art, the utility model has the following characteristics: the utility model adopts the integrated design of the base station and the temperature control system, so that the space of the cabinet body is more compact, and the utilization maximization of the space of the cabinet body is realized; the cold channel is designed to directly surround the equipment in the cabinet body, is closer to the heat source, reduces the loss of cold energy, and is assembled by detachable clapboards on the side wall of the cabinet body, so that the cabinet body is convenient to expand; and in order to ensure the safe and stable operation of equipment in the cabinet body, the fan adopts a modularized fan assembly structure, so that the fan does not need to be powered off when being replaced, and the maintenance time is reduced.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;

fig. 2 is a schematic structural diagram of embodiment 2 of the present invention;

in the figure: 1-compressor, 2-air-conditioning condenser, 3-outdoor fan, 4-expansion valve, 5-air-conditioning evaporator, 6-indoor fan, 7-clapboard, 8-base band processing unit, 9-cold channel, 10-hot tube evaporator, 11-hot tube condenser.

Detailed Description

The detailed structure of the present invention will be further described with reference to the drawings and the detailed description, wherein the left side in fig. 1 is the left side, the right side is the right side, the upper side is the rear side, and the lower side is the front side.

Example 1

As shown in fig. 1, this embodiment is a 5G base station temperature control cabinet-air integrated device, which includes a cabinet body, base station equipment and a temperature control system, the cabinet body is in a box shape with a closed periphery, the temperature control system includes an indoor part and an outdoor part, the indoor part and the base station equipment are respectively disposed at two sides of the cabinet body, the indoor part includes an evaporator and an indoor fan 6, the outdoor part includes a condenser 2, an expansion valve 4, a compressor 1 and an outdoor fan 3, the temperature control system of this embodiment simultaneously adopts a heat pipe system and a conventional air conditioning system, so that the evaporator is divided into an air conditioning evaporator 5 and a heat pipe evaporator 10, the condenser 2 is divided into an air conditioning condenser 2 and a heat pipe condenser 11, and the evaporator and the condenser 2 are connected through.

The base station device of this embodiment is mainly a Baseband processing Unit 8, that is, a Building Base Band Unit (BBU); it establishes the left side at cabinet body inner chamber, evaporator and indoor fan 6 establish the right side at cabinet body inner chamber, and indoor fan 6 establishes in evaporator the place ahead, be equipped with baffle 7 between BBU and evaporator and indoor fan 6, both ends of baffle 7 all with cabinet side wall contactless, leave the breach of certain distance, when indoor fan 6 during operation, the cold air that flows from the evaporator will drive down from the breach flow direction base station equipment one side in baffle 7 the place ahead at the fan, take away the heat that base station equipment gived off, then get back to the evaporator from the breach of baffle 7 another, at the internal cold air clockwise moving cold passageway 9 that has formed of cabinet promptly, base station equipment is hugged closely to this cold passageway 9, cold volume waste has effectively been avoided.

The bottom of the cabinet body is provided with a groove for connecting and installing the evaporator and the flexible hose, and the hose is arranged in the groove at the bottom, so that the contact with the outside is avoided, the safety is high, and the service life is long.

In this embodiment, both the indoor fan 6 and the outdoor fan 3 adopt a modular design; the hot plug operation can be realized, the equipment maintenance time is reduced, the indoor fan 6 and the outdoor fan 3 adopt axial flow fans, and the evaporator and the condenser 2 both adopt heat exchangers with micro-channel structures.

The integrated device of the embodiment further comprises a control system, wherein the control system comprises a temperature sensor and a controller, the controller adopts a PLC, the temperature sensor is connected with the controller, and the temperature sensor can monitor the temperature inside and outside the cabinet in real time; the controller is connected with the temperature control system and used for controlling the working state of the temperature control system; for example, the rotating speed of the indoor fan 6 can be controlled, when the temperature sensor detects that the temperature in the cabinet body rises, the rotating speed of the indoor fan 6 is increased, and when the temperature drops, the rotating speed of the fan is reduced, so that intelligent regulation and control of a heat pipe and an air conditioning system are realized, and the energy consumption of the fan is reduced.

The control method of the integrated device of the embodiment is that when the outside temperature of the cabinet measured by the temperature sensor is lower than T1, a full natural cooling mode is adopted, namely only the heat pipe system operates, the traditional air conditioning system stops, and when the outside temperature is between T1-T2, a partial natural cooling mode is adopted, namely the heat pipe system and the traditional air conditioning system operate under partial load; when the outdoor temperature is higher than T2, the traditional air conditioning system runs at full load; the load control of the conventional air conditioning system is implemented by using the inverter control of the compressor 1, the compressor 1 starts to operate at a low operation revolution when the outdoor temperature exceeds T1, the number of revolutions of the blower is increased while gradually increasing the operation revolution of the compressor 1 when the temperature rises, and the compressor 1 starts to operate at full load when the temperature continues to rise over T2, preferably, T1 is 18 c and T2 is about 24 c.

Example 2

As shown in fig. 2, the embodiment 2 is different from the embodiment 1 in that the embodiment 2 is formed by combining two cabinets, only a middle partition 7 is left on the overlapped side surfaces of the two cabinets, and the indoor part shares one set of outdoor part. Technical solutions of embodiment 2 can be clearly understood by those skilled in the art according to the text description of embodiment 1 and fig. 2, and thus, details of this embodiment are not described again.

It is obvious that the above are only some embodiments of the present invention, and are not used for limiting the present invention, and for those skilled in the art, the present invention can have the combination and modification of the above various technical features, and those skilled in the art can replace the modifications, equivalents, or use the structure or method of the present invention in other fields to achieve the same effect without departing from the spirit and scope of the present invention, and all belong to the protection scope of the present invention.

Claims

1. The utility model provides a 5G basic station control by temperature change cabinet-type air conditioner integrated device, includes the cabinet body, its characterized in that: the base station equipment and the temperature control system are also included, the temperature control system comprises an indoor part and an outdoor part, the indoor part and the base station equipment are respectively arranged at two sides in the cabinet body, the indoor part comprises an evaporator and an indoor fan (6), the outdoor part comprises a condenser, a compressor (1) and an outdoor fan (3), and the indoor part and the outdoor part are connected through a flexible hose;

the base station device comprises a baseband processing unit (8);

the indoor part and the base station equipment room are provided with a partition plate (7), certain gaps are reserved between two ends of the partition plate (7) and the wall of the cabinet body, so that when the indoor fan (6) works, cold air flowing out of the evaporator flows to one side of the base station equipment from the gap at one end of the partition plate (7), heat dissipated by the base station equipment is taken away, then the cold air returns to the evaporator from the gap at the other end of the partition plate (7), and a cold air circulating cold channel (9) is formed in the cabinet body.

2. The integrated device of 5G base station cabinet temperature controller as claimed in claim 1, wherein: the lateral wall of the cabinet body is composed of a plurality of partition plates (7), and the partition plates (7) can be detachably connected to the cabinet body, so that the cabinet combination of a plurality of cabinet bodies is facilitated.

3. The integrated device of 5G base station cabinet temperature controller as claimed in claim 2, wherein: the bottom of the cabinet body is provided with a groove, so that the evaporator and the flexible hose can be conveniently connected and mounted.

4. The integrated device of 5G base station cabinet temperature controller as claimed in claim 2, wherein: the temperature control system is a heat pipe system or a traditional air conditioning system.

5. The integrated device of 5G base station cabinet temperature controller as claimed in claim 2, wherein: the temperature control system adopts a heat pipe system and a traditional air conditioning system at the same time.

6. The integrated device of 5G base station cabinet temperature controller as claimed in claim 4, wherein: the integrated device also comprises a control system, wherein the control system comprises a temperature sensor and a controller, the temperature sensor is connected with the controller, and the temperature sensor is used for monitoring the temperature inside and outside the cabinet in real time; the controller is connected with the temperature control system and used for controlling the working state of the temperature control system.

7. The integrated device of 5G base station cabinet temperature controller as claimed in claim 6, wherein: the indoor fan (6) and the outdoor fan (3) are in modular design; the indoor fan (6) and the outdoor fan (3) adopt an axial flow fan, a centrifugal fan or a perfusion fan.