CN210130042U - Ventilating duct system adopting soil for cooling - Google Patents

Abstract

The utility model discloses an air pipe system that adopts soil cooling, including fixed point discharge system, controller and the air inlet fan of installing respectively in the basic station and bury the metal heat pipe in the soil in the basic station outside, metal heat pipe one end pass through plastic connecting pipe and air inlet fan intercommunication, the metal heat pipe other end pass through intake pipe and external intercommunication, the metal heat pipe in the one end that is close to the plastic connecting pipe install outdoor temperature sensor, the basic station in still be equipped with the air conditioner, fixed point discharge system, air inlet fan, outdoor temperature sensor, air conditioner respectively through the wire with the controller connect. The utility model discloses an air pipe system contacts through metal heat pipe and soil, can cool off the air temperature through the pipeline rapidly to it is outdoor with most heat discharge through fixed point heat extraction system, make the room air not participate in the inner loop, promoted ventilation system's operating duration and efficiency greatly.

Description

A ventilation duct system using soil cooling

technical field

The utility model relates to the technical field of ventilation duct systems, in particular to a ventilation duct system adopting soil cooling.

Background technique

The ventilation duct system is a system applied to the heat exchange of the communication base station to obtain a relatively low temperature environment in the base station. National patent CN102519109A discloses a cooling ventilation device, a cooling ventilation system and a machine room. The cooling ventilation device includes: a ventilation channel, passing through the soil, for connecting indoor air and outdoor air; a heat exchanger, located in the ventilation channel, Its fins are installed in the soil for heat exchange between the soil and the airflow passing through the ventilation channel; the fan, located in the ventilation channel, is used to provide wind force to the airflow. This technical solution exchanges heat between the warped sheet and the soil, and the heat exchange efficiency is not high, and only one fan is used to remove the indoor heat from the outside of the equipment room, so the heat removal effect is poor, and most of the heat remains indoors for circulation, which cannot effectively reduce indoor heat. temperature.

Utility model content

The technical problem to be solved by the present invention is to aim at the above-mentioned deficiencies of the prior art, and to provide a ventilation duct system adopting soil cooling. The thermal system discharges most of the heat outside, so that the indoor air does not participate in the internal circulation, which greatly improves the working time and efficiency of the ventilation system.

The technical scheme adopted by the utility model is: a ventilation duct system using soil for cooling, including a fixed-point discharge system, a controller and an air intake fan respectively installed in the base station, and a metal heat-conducting pipe embedded in the soil outside the base station, One end of the metal heat-conducting pipe is communicated with the air intake fan through a plastic connecting pipe, the other end of the metal heat-conducting pipe is communicated with the outside world through the air-inlet pipe, and an outdoor temperature sensor is installed in one end of the metal heat-conducting pipe close to the plastic connecting pipe, The base station is also provided with an air conditioner, and the fixed-point discharge system, the air intake fan, the outdoor temperature sensor, and the air conditioner are respectively connected with the controller through wires.

As a further improvement, the metal heat-conducting pipe is provided with a spiral blade.

Further, the outer periphery of the plastic connecting pipe is provided with thermal insulation cotton.

Further, the end of the air intake pipe is provided with insect-proof gauze.

Further, the metal heat-conducting pipe is a metal pipe with a cross-sectional area of 200 square millimeters, and the metal pipe is embedded in a ground depth of 90 millimeters in a bent and circuitous shape.

Further, the fixed-point discharge system includes a suction pipe vertically installed in the base station, an exhaust fan installed on the top of the suction pipe, and an exhaust pipe communicated with the exhaust fan and extending to the outside of the base station, so The outer wall of the suction pipe is provided with a plurality of through holes.

Further, the base station is also provided with an indoor temperature sensor, and the indoor temperature sensor is connected to the controller.

Further, an alarm is also provided outside the base station, and the alarm is connected to the controller.

Further, the front of the base station is also provided with an access door.

Further, the inside of the air intake fan is also provided with a drainage hood.

beneficial effect

Compared with the prior art, the utility model has the following advantages:

1. The ventilation duct system of the present utility model contacts the soil through the metal heat-conducting pipe, which can quickly cool the air temperature passing through the duct, and discharge most of the heat to the outside through the fixed-point heat exhaust system, so that the indoor air does not participate in the internal circulation, greatly reducing the temperature of the air. Improve the working time and efficiency of the ventilation system.

2. By adding an air conditioner in the base station and adding a temperature sensor in the air intake pipe, the utility model can automatically switch between air conditioning cooling and soil cooling, further ensuring the low temperature environment in the base station, and effectively saving energy and costs.

3. The present utility model slows down the air flow rate, increases the heat conduction time between the air and the soil, and further improves the cooling efficiency of the air by adding a spiral blade in the metal heat conduction pipe and bending the metal heat conduction pipe in a circuitous arrangement, thereby obtaining a relatively low temperature. Air.

4. By adding an indoor temperature sensor and an alarm in the base station, the present invention can sense the temperature in the base station in real time and issue an alarm, which is convenient for the user to discover the problem of the base station in time.

Description of drawings

Figure 1 is a schematic structural diagram of the present invention.

Among them: 1-base station, 2-fixed-point emission system, 3-controller, 4-inlet fan, 5-metal heat pipe, 6-plastic connecting pipe, 7-intake pipe, 8-outdoor temperature sensor, 9-air conditioner , 10-spiral leaf, 11-insect gauze, 12-indoor temperature sensor, 13-alarm, 14-exit door, 15-draft cover, 21-suction pipe, 22-exhaust fan, 23-exhaust pipe.

Detailed ways

The present utility model will be further described below with reference to the specific embodiments in the accompanying drawings.

Referring to FIG. 1 , a ventilation duct system using soil cooling according to the present invention includes a fixed-point discharge system 2 , a controller 3 and an air intake fan 4 installed in the base station 1 respectively, and soil embedded in the outside of the base station 1 . The metal heat pipe 5 inside, wherein one end of the metal heat pipe 5 is connected with the air intake fan 4 through the plastic connecting pipe 6, the metal heat pipe 5 and the plastic connecting pipe 6 have the same diameter, and the metal heat pipe 5 is used for heat dissipation, so that the air can be quickly Cooling, the plastic connecting pipe 6 is made of PVC material to prevent the problem that the exposed plastic connecting pipe 6 causes the air temperature to rise due to heat absorption. It is smaller than the pipe diameter of the metal heat pipe 5. After the air enters the metal heat pipe 5 through the air inlet pipe 7, it acts as a buffer, reduces the air flow rate, and helps to dissipate heat. It is installed in the metal heat pipe 5 close to one end of the plastic connecting pipe 6. There is an outdoor temperature sensor 8, which is used to sense the air temperature after heat dissipation in real time, and an air conditioner 9 is also provided in the base station 1, which is used to produce cold air and achieve the purpose of assisting cooling. Its fixed-point discharge system 2, intake fan 4 , The outdoor temperature sensor 8 and the air conditioner 9 are respectively connected with the controller 3 through wires. In the actual work of the present invention, the controller 3 is preset with a temperature preset value required by the user. When the outdoor temperature sensor 8 senses that the air temperature after cooling is lower than the temperature preset value, the controller 3 controls Intake fan 4 and fixed-point discharge system 2, the air enters base station 1 from intake pipe 7, metal heat pipe 5, plastic connecting pipe 6, and intake fan 4 in sequence, and then is discharged out of base station 1 through fixed-point discharge system 2, so that the The ventilation duct system realizes cooling by means of soil cooling; when the outdoor temperature sensor 8 senses that the air temperature after cooling is higher than the temperature preset value, the controller 3 controls the intake fan 4 and the fixed-point discharge system 2 to close, and simultaneously turns on the air conditioner The machine 9 performs cooling to provide cold air for the base station 1 to ensure a low temperature environment in the base station 1 . The ventilation duct system of the utility model contacts the soil through the metal heat-conducting pipe, so that the temperature of the air passing through the duct can be quickly cooled, and most of the heat is discharged outdoors through the fixed-point heat exhaust system, so that the indoor air does not participate in the internal circulation, which greatly improves the The working time and efficiency of the ventilation system; it can automatically switch between air-conditioning cooling and soil cooling, further ensuring a low-temperature environment in the base station, effectively saving energy and costs.

Preferably, the metal heat pipe 5 is provided with a spiral blade 10, so that the air flows spirally in the metal heat pipe 5, which slows down the flow rate of the air, increases the heat conduction time between the air and the soil, and has a better cooling effect on the air. Insulation cotton is arranged on the periphery of the plastic connecting pipe 6 to further prevent it from absorbing heat. An insect-proof gauze 11 is provided at the end of the air intake pipe 7 to prevent mosquitoes, impurities, etc. from entering the base station 1 . The metal heat transfer pipe 5 is a metal pipe with a cross-sectional area of 200 square millimeters to ensure the intake air volume, and the metal pipe is embedded in the ground depth of 90 millimeters in a curved shape to further improve the cooling efficiency of the air, so as to obtain relatively cold air. The fixed-point emission system 2 includes a suction pipe 21 vertically installed in the base station 1, an exhaust fan 22 installed on the top of the suction pipe 21, and an exhaust pipe communicated with the exhaust fan 22 and extending to the outside of the base station 1. 23. The outer wall of the suction pipe 21 is provided with a plurality of through holes. The fixed-point discharge system 2 is composed of the suction pipe 21, the exhaust fan 22 and the exhaust pipe 23. The increased air flow provides better cooling and prevents clogging of the exhaust system. There is also an indoor temperature sensor 12 in the base station 1, which is used to sense the temperature in the base station 1 in real time. The indoor temperature sensor 12 is connected with the controller 3, so that the user terminal can grasp the temperature information in the base station 1 in time; at the same time, in the base station 1 An alarm 13 is also provided outside, which is connected to the controller 3. When the temperature in the base station 1 is abnormal, the alarm 13 sends out an alarm, which is convenient for the user to find the problem of the base station in time. There is also an access door 14 on the front of the base station 1, which is convenient for workers to enter and leave the base station. Inside the intake fan 4 is also provided with a draft hood 15 , which is a horn-shaped structure. The air entering through the intake fan 4 is dissipated to the periphery by the draft hood 15 to achieve the purpose of rapid cooling.

The above are only the preferred embodiments of the present invention. It should be pointed out that for those skilled in the art, some modifications and improvements can be made without departing from the structure of the present invention, which will not affect the present invention. The effect of the implementation of the utility model and the practicability of the patent.

Claims (10)

1. a ventilation duct system adopting soil cooling is characterized in that, comprising a fixed-point discharge system (2), a controller (3) and an air intake fan (4) that are respectively installed in the base station (1) and embedded in the base station. (1) A metal heat-conducting pipe (5) in the soil on the outside, one end of the metal heat-conducting pipe (5) is connected with the air intake fan (4) through a plastic connecting pipe (6), and the metal heat-conducting pipe (5) The other end is communicated with the outside world through the air intake pipe (7), an outdoor temperature sensor (8) is installed in the end of the metal heat-conducting pipe (5) close to the plastic connecting pipe (6), and the base station (1) is also provided with an outdoor temperature sensor (8). There is an air conditioner (9), the fixed-point discharge system (2), the air intake fan (4), the outdoor temperature sensor (8), and the air conditioner (9) are respectively connected with the controller (3) through wires. 2 . The ventilation duct system adopting soil cooling according to claim 1 , wherein the metal heat conduction pipe ( 5 ) is provided with a spiral blade ( 10 ). 3 . 3. A ventilation duct system adopting soil cooling according to claim 1, characterized in that, the outer periphery of the plastic connecting pipe (6) is provided with thermal insulation cotton. 4. A ventilation duct system using soil cooling according to claim 1, characterized in that, the end of the air inlet pipe (7) is provided with an insect-proof gauze (11). 5. a kind of ventilation duct system adopting soil cooling according to any one of claims 1-4, is characterized in that, described metal heat conduction pipe (5) is a metal pipe with a cross-sectional area of 200 square millimeters, and The metal pipe is embedded in the ground at a depth of 90 mm in a meandering shape. 6. a kind of ventilation duct system adopting soil cooling according to claim 5 is characterized in that, described fixed-point discharge system (2) comprises the suction pipe (21) vertically installed in the base station (1), An exhaust fan (22) installed on the top of the suction pipe (21) and an exhaust pipe (23) communicated with the exhaust fan (22) and extending to the outside of the base station (1), the suction pipe ( 21) The outer wall is provided with a plurality of through holes. 7. A kind of ventilation duct system adopting soil cooling according to claim 1, is characterized in that, described base station (1) is also provided with indoor temperature sensor (12), described indoor temperature sensor (12) Connect to the controller (3). 8. a kind of ventilation duct system adopting soil cooling according to claim 1, is characterized in that, described base station (1) is also provided with alarm (13) outside, described alarm (13) and control device (3) is connected. 9 . The ventilation duct system adopting soil cooling according to claim 1 , wherein an access door ( 14 ) is further provided on the front of the base station ( 1 ). 10 . 10 . The ventilation duct system using soil cooling according to claim 1 , wherein a drainage hood ( 15 ) is further provided inside the air intake fan ( 4 ). 11 .

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