CN210183693U

CN210183693U - RRU remote station

Info

Publication number: CN210183693U
Application number: CN201920543545.5U
Authority: CN
Inventors: 沈迎飞; 史玉
Original assignee: HUNAN PROVINCIAL COMMUNICATION CONSTRUCTION CO Ltd
Current assignee: HUNAN PROVINCIAL COMMUNICATION CONSTRUCTION CO Ltd
Priority date: 2019-04-19
Filing date: 2019-04-19
Publication date: 2020-03-24
Anticipated expiration: 2029-04-19

Abstract

The utility model discloses a RRU remote station, which comprises a case, a water tank, an air supply device and an RRU communication element arranged in the case; the machine case comprises a breathable top plate, the water tank is arranged at the lower part of the machine case, one end of the water tank is communicated with the water inlet pipe, and the other end of the water tank is communicated with the water outlet pipe; the water tank is internally provided with a hollow cylinder, and the cylinder is communicated with an air inlet of the air supply device through an air inlet pipe and is communicated with the inner cavity of the case through an air outlet pipe. In the working process, the air supply device is started, air enters the case after being cooled by water in the water tank in the round pipe, heat of an RRU communication element in the case is taken away and then escapes from the top plate, and the water in the water tank can be continuously replaced through the water inlet pipe and the water outlet pipe, so that the situation that the cooling effect is reduced due to the fact that the water temperature of the water tank is increased due to weather insolation is avoided, and the air supply device is particularly suitable for RRU remote stations needing to be arranged outdoors. The utility model discloses be applied to communication equipment.

Description

RRU remote station

Technical Field

The utility model relates to a communication equipment technical field especially relates to a RRU remote station.

Background

A Radio Remote Unit (RRU) is a technology for converting a baseband signal into an optical signal for transmission and amplification at a remote end. Typically, the RRU includes four modules: the intermediate frequency module, the transceiver module, the power amplifier and the filtering module are widely used in the communication field. The above modules of the RRU are typically disposed within an RRU chassis.

In consideration of signal coverage, RRU remote stations are generally required to be located on top of some tall buildings. In the prior art, the base station RRU is usually deployed in two ways, such as: firstly, base stations RRUs are distributed on the roof of a rented building, and secondly, the RRUs are distributed by adopting tower-type base stations. Due to the large amount of heat generated by the RRU equipment in operation, coupled with exposure to the open air, especially in hot weather, the temperature inside the chassis is high. Often, the RRU communication components burn out due to excessive temperature in the cabinet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a RRU remote station solves traditional RRU remote station and appears RRU communication element condition of burning out easily because of heat dispersion is poor.

The utility model adopts the technical proposal that: an RRU remote station comprises a case, a water tank, an air supply device and an RRU communication element arranged in the case;

the machine case comprises a breathable top plate, the water tank is arranged at the lower part of the machine case, one end of the water tank is communicated with the water inlet pipe, and the other end of the water tank is communicated with the water outlet pipe;

the water tank is internally provided with a hollow cylinder, and the cylinder is communicated with an air inlet of the air supply device through an air inlet pipe and is communicated with the inner cavity of the case through an air outlet pipe.

Further optimizing, the air supply device comprises a box body with an accommodating cavity, a fan and a filtering device;

the filter equipment is located and holds the intracavity, and will hold the chamber and separate for clean air chamber and turbid gas chamber, turbid gas chamber is equipped with the air intake, the fan is located in the clean air chamber, fan and clean air chamber intercommunication, the air outlet and the drum intercommunication of fan.

Further optimizing, one side that filter equipment corresponds the box body is equipped with the access door that can open and shut in order to be used for changing filter equipment.

Further optimization, the air outlet of the fan is provided with a silencing cavity, one end of the silencing cavity is communicated with the air outlet of the fan, and the other end of the silencing cavity is communicated with the cylinder.

Further preferably, two baffles are obliquely arranged in the cavity of the silencing cavity, one end of each baffle is connected with the inner wall of the silencing cavity, a certain gap is kept between the other end of each baffle and the inner wall of the silencing cavity, the two baffles divide the silencing cavity into an S-shaped loop, and a sound insulation material layer is filled in the middle of the loop.

Further optimization, a through groove is formed in the side wall of the case, one end of the through groove is communicated with the cylinder, and the other end of the through groove is communicated with the outside.

Further preferably, a plurality of parallel grooves are formed in the outer side wall of the case.

Further optimize, the top of roof still is equipped with rain-proof device.

Further optimize, the rain-proof device includes supporting leg and rain-proof lid, the vertical setting of supporting leg is in the top of roof, rain-proof lid is fixed to be set up at the top of supporting leg, rain-proof lid is "people" font.

Further optimization, the upper part of the inner wall of the case is fixedly connected with a filter screen.

The utility model has the advantages that: the utility model discloses a RRU remote station, in the course of the work, start air supply arrangement, wind through in the pipe after the water cooling in the water tank, get into quick-witted case, take away the heat of quick-witted incasement RRU communication element and escape from the roof behind, because water in the water tank can be through the continuous change of inlet tube and outlet pipe, consequently can not appear causing the water tank temperature to rise and the condition that the cooling effect descends because weather insolate, consequently especially be fit for some needs and arrange at outdoor RRU remote station.

Drawings

The present invention will be further described with reference to the accompanying drawings and embodiments.

Fig. 1 is a schematic diagram of the overall structure of the RRU remote station of the present invention;

fig. 2 is a cross-sectional view of the RRU remote station of the present invention;

FIG. 3 is a schematic view of the structure of the blower;

fig. 4 is a schematic structural view of the sound-deadening chamber.

Detailed Description

The RRU remote station shown in fig. 1 and 2 comprises a chassis 100, a water tank 200, an air supply device 300, and an RRU communication element 400 disposed inside the chassis 100;

the microwave heating device 100 of the case comprises a ventilating top plate microwave heating device 110, a water tank 200 is arranged at the lower part of the case 100, one end of the water tank 200 is communicated with a water inlet pipe 210, and the other end is communicated with a water outlet pipe 220;

the water tank 200 is provided with a hollow cylinder 500 inside, and the cylinder 500 is communicated with the air inlet of the air supply device 300 through an air inlet pipe 510 and is communicated with the inner cavity of the case 100 through an air outlet pipe 520.

In the working process, the air supply device 300 is started, air enters the chassis 100 after being cooled by water in the water tank 200 in the circular tube 500, and escapes from the top plate 110 after taking away heat of the RRU communication element 400 in the chassis 100. Because the water in the water tank 100 can be continuously replaced through the water inlet pipe 210 and the water outlet pipe 220, the situation that the temperature of the water tank is increased to cause the reduction of the cooling effect due to the fact that the water tank is exposed to the sun for a long time can be avoided, and the RRU remote station is particularly suitable for being arranged outdoors and facing the exposure to the sun.

The air supply device 300 includes a case 310 having a receiving chamber, a fan 320, and a filter device 330;

as shown in fig. 3, the filtering device 330 is located in the accommodating cavity and divides the accommodating cavity into a clean air chamber and a foul air chamber, the foul air chamber is provided with an air inlet, the fan 320 is located in the clean air chamber, the fan 320 is communicated with the clean air chamber, and an air outlet of the fan 320 is communicated with the cylinder 500.

At present, the RRU remote station generally adopts a natural ventilation structure to cool, dust substances in air easily enter a case along with the air, and dust accumulation easily occurs on an RRU communication element. After the RRU communication element is covered with dust, the heat dissipation of the RRU communication element may be further reduced.

The utility model discloses an external air is under fan 320's effect, through turbid air chamber in proper order, after filter equipment 330 removes dust, gets into clean air chamber to in being sent to pipe 500 under fan 320's effect. After the air is filtered by the filter device 330, dust in the air is removed, and objects such as dust are prevented from entering the chassis 100, so that the situation that dust is accumulated in the RRU communication element 400 during a long-term operation process is avoided.

The filter assembly 330 may need to be replaced periodically for long periods of use. An access door 311 is provided on a side of the filter device 330 corresponding to the case 310 to be opened and closed for replacing the filter device 330.

As the RRU remote station is often arranged on the roof of a cell in order to ensure signal coverage in a densely populated cell, it is intended to reduce noise during operation so as not to affect the lives of residents. The air outlet of the fan 320 is provided with a silencing cavity 340, one end of the silencing cavity 340 is communicated with the air outlet of the fan 320, and the other end is communicated with the cylinder 500.

As shown in fig. 4, two baffles 341 are obliquely arranged in the sound-deadening chamber 340, one end of the baffle 341 is connected with the inner wall of the sound-deadening chamber, a certain gap is kept between the other end of the baffle 341 and the inner wall of the sound-deadening chamber 340, the two baffles 341 divide the sound-deadening chamber into an "S" shaped loop, and the middle part of the loop is filled with a sound-insulating material layer 342.

The S-shaped loop is arranged in the silencing cavity 340 through the two baffles 341, and the sound insulation material layer 342 formed by a sponge layer, a hemp velvet layer, a sponge layer and the like is filled in the middle of the S-shaped loop, so that the generation of noise can be effectively inhibited.

A through groove 130 is formed in the side wall of the case 100, one end of the through groove 130 is communicated with the cylindrical microwave heating device 500, and the other end is communicated with the outside. After passing through the cylindrical microwave heating device 500, the air enters the through groove 130 and is discharged to the outside, so that the side wall of the case 100 can be cooled. The case body of the case 100 is prevented from having too high a temperature, which may cause too high a temperature of the related components directly mounted on the case body of the case 100.

The outer side wall of the case 100 is provided with a plurality of parallel groove microwave heating devices 140. By arranging the groove microwave heating device 140 on the outer side wall, the heat dissipation area of the surface is increased, and the heat dissipation effect is improved.

A rain shield 600 is also provided above the roof panel 110. By providing the rain shield 600, rainwater is prevented from entering the inside of the cabinet 100 through the air-permeable top plate 110.

Further, rain shield 600 includes supporting leg 610 and rain shield 620, and supporting leg 610 is vertical to be set up in roof microwave heating device 110 microwave heating device's top, and rain shield 620 is fixed to be set up at supporting leg 610's top, and rain shield 620 is "people" font.

Further, dust in the outside air is prevented from entering the inside of the cabinet 100 through the top plate 110, and the microwave heating device 120 with the filter screen is fixedly connected to the upper portion of the inner wall of the microwave heating device 100 of the cabinet.

Of course, the present invention is not limited to the above-mentioned embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.

Claims

1. An RRU remote station, characterized in that: the RRU communication device comprises a case (100), a water tank (200), an air supply device (300) and an RRU communication element (400) arranged inside the case (100);

the machine case (100) comprises a ventilating top plate (110), the water tank (200) is arranged at the lower part of the machine case (100), one end of the water tank (200) is communicated with the water inlet pipe (210), and the other end of the water tank is communicated with the water outlet pipe (220);

the water tank (200) is internally provided with a hollow cylinder (500), the cylinder (500) is communicated with an air inlet of the air supply device (300) through an air inlet pipe (510), and is communicated with the inner cavity of the case (100) through at least one air outlet pipe (520).

2. The RRU remote station of claim 1, wherein: the air supply device (300) comprises a box body (310) with a containing cavity, a fan (320) and a filtering device (330);

filter equipment (330) are located and hold the intracavity, and will hold the chamber and separate for clean air chamber and turbid gas room, turbid gas chamber is equipped with the air intake, fan (320) are located in the clean air chamber, fan (320) and clean air chamber intercommunication, the air outlet and drum (500) the intercommunication of fan (320).

3. The RRU remote station of claim 2, wherein: one side of the filtering device (330) corresponding to the box body (310) is provided with an openable access door (311) for replacing the filtering device (330).

4. The RRU remote station according to claim 2 or 3, characterized in that: the air outlet of the fan (320) is provided with a silencing cavity (340), one end of the silencing cavity (340) is communicated with the air outlet of the fan (320), and the other end of the silencing cavity is communicated with the cylinder (500).

5. The RRU remote station of claim 4, wherein: two baffles (341) are obliquely arranged in the cavity of the silencing cavity (340), one end of each baffle (341) is connected with the inner wall of the silencing cavity, a certain gap is kept between the other end of each baffle (341) and the inner wall of the silencing cavity (340), the two baffles (341) divide the silencing cavity into an S-shaped loop, and a sound insulation material layer (342) is filled in the middle of the loop.

6. The RRU remote station according to any of claims 1-3, characterized in that: a through groove (130) is formed in the side wall of the case (100), one end of the through groove (130) is communicated with the cylinder (500), and the other end of the through groove (130) is communicated with the outside.

7. The RRU remote station according to any of claims 1-3, characterized in that: the outer side wall of the case (100) is provided with a plurality of parallel grooves (140).

8. The RRU remote station according to any of claims 1-3, characterized in that: a rain shielding device (600) is further arranged above the top plate (110).

9. The RRU remote station of claim 8, wherein: rain shield (600) include supporting leg (610) and rain-proof lid (620), the vertical top that sets up at roof (110) of supporting leg (610), rain-proof lid (620) are fixed to be set up at the top of supporting leg (610), rain-proof lid (620) are "people" font.

10. The RRU remote station according to any of claims 1-3, characterized in that: the upper part of the inner wall of the case (100) is fixedly connected with a filter screen (120).