KR200428540Y1 - Air conditioner by using heat storage stuff of underground structures - Google Patents

Abstract

The present invention relates to a cooling and heating device using the heat storage material of the underground structure, and by sucking the air in the building and supplying it to the building through the heat storage material of the underground structure, humidification or dehumidification is achieved by naturally increasing or decreasing the absolute humidity according to the season. In order to cover the upper part of the underground structure with non-woven fabric, the water supply from the upper part of the underground structure is supplied to the heat storage material of the underground structure while preventing the inflow of soil to the inside of the underground structure. It is.

The present invention is an underground structure that is buried underground and stores heat storage materials such as crushed stone, recycled aggregate and PCM (phase change material), an incoming pipe connected from one side of the underground structure to the building, and the other side of the underground structure. A cooling and heating device using a heat storage material of an underground structure having a discharge pipe and a blower installed to suck the air inside the building into the discharge pipe and supply it to the building through the underground structure, wherein the underground structure is a mesh network. It is a frame of hexahedron and is provided to form a unit by installing two or more frames in series, as well as a breathable sheet is covered on the upper surface of the frame of these units, the upper part of the underground structure to the water in the underground structure It is characterized in that the water supply pipe is connected to the hydrant so that it can be sprayed.

Underground Structure, Air Conditioning, Humidification, Heat Storage Material, Water Supply Pipe

Description

Air conditioner by using heat storage material of underground structure

1 is a schematic configuration diagram of a heating and cooling device using a heat storage material of an underground structure according to the present invention,

Figure 2 is a structural diagram showing in detail the extraction of the underground structure in the heating and cooling device of the present invention,

3 is an exploded perspective view showing a part of it in FIG. 2;

4 is a structural diagram showing an extracting dust collecting filter in the air conditioning and heating device of the present invention,

5 is a structural diagram showing another embodiment of an air conditioning and heating apparatus using an underground structure according to the present invention.

<Description of the symbols for the main parts of the drawings>

10: Underground Structure 11: Frame

12: net 13: heat storage

14: sheet 20: architecture

25: incoming piping 26: discharge piping

27: branch piping 28: valve

30,30a: blower 40: hydrant

42: water supply pipe 50: debris remover

51: cylindrical body 52: dust collecting filter

53: door

The present invention relates to a cooling and heating device using a heat storage material of an underground structure. More specifically, the underground structure filled with crushed stone, cement recycled aggregate, and PCM (phase change material) is buried in the basement where water, such as rainwater, is well absorbed. By supplying heat to the building after directly exchanging the outside air or the air inside the building through the above-mentioned underground structure, the air is cooled and dehumidified by supplying the air with cold and low absolute humidity to the building in summer and supplying warm and high humidity to the building in winter. It relates to a heating and cooling device using the heat storage material of the underground structure is heated and humidified.

In general, the earth has a constant temperature of 14-16 ° C. in all seasons, as well as summer or winter, below 6M below the epidermis. With this in mind, the present invention embeds crushed stone, recycled aggregate, and phase change material (PCM) in the basement, sucks underground air from the internal space, and supplies it to houses and vinyl houses to provide heating and cooling. Doing.

A number of devices related to this technology have been proposed. Among them, the Republic of Korea Utility Model Publication No. 20-0369543 describes a geothermal heat exchanger in which several heat exchange pipes are formed and embedded at a certain depth in the basement, A suction duct extending upward through a first connection duct on one side and connected to a lower portion in the building structure, an exhaust duct extending upward through a second connection duct on the other side of the geothermal heat exchanger and connected to an upper portion in the building structure, and In the duct type air-conditioning and heating system using underground heat, which is provided in the second connection duct to form a flow of heat exchange air, crushed stone is filled in the outer space between several heat exchange pipes formed in the geothermal heat exchanger, Cooling water is filled through the supply unit to exchange heat between the ground air and ground heat. It is a lock.

In the duct type air-conditioning system using underground heat as described above, it is merely to increase the indirect heat exchange efficiency by supplying cooling water to the crushed stone around the geothermal heat exchanger, so that it is effective dehumidification effect in summer and effective humidification effect in winter. It was not to be expected, due to this requires a separate dehumidification and humidification device has a problem that it is not efficient compared to the direct heat exchanger.

In addition, the Korean Utility Model Registration No. 20-396493 discloses a suction tube having a plurality of through-holes perforated therein to suck underground air from the porous rock layer, and to prevent the inflow of dirt or rainwater into the suction tube. A manhole protruding from the ground, a blower tube having a blower embedded therein while being hermetically coupled to an opening of the manhole, a guide pipe for guiding underground air blown from the blower of the blower tube into the facility, and one end of the guide pipe is in communication with A plurality of supply pipes punctured by a plurality of injection holes, and an exhaust pipe for exhausting the air in the facility to the outside.

In the above air-conditioning equipment, when the underground air in the rock layer is sucked into the blower and blown, the outside air is difficult to draw in, so that the blower is overloaded, and the blower shortens the lifespan of the blower. .

The present invention has been researched and developed to solve the above conventional problems, the purpose is to suck the air in the building and supply it into the building through the heat storage material of the underground structure to naturally increase or decrease the absolute humidity according to the season Humidification or dehumidification takes place, and the upper part of the underground structure is covered with a non-woven fabric to prevent soil inflow into the underground structure while the water supplied from the upper part of the underground structure is supplied to the heat storage material of the underground structure, thus lowering the temperature of the heat storage material. It is to provide a cooling and heating device using the heat storage material of the underground structure to hold moisture.

In addition, another object of the present invention is to provide a foreign material remover in the inlet pipe that is sucked into the underground structure to effectively filter foreign matter (dust, dust, yellow dust, etc.) due to the rapid drop in flow rate, thereby contaminating the heat storage material in the underground structure It is to provide a cooling and heating device using the heat storage material of the underground structure to prevent heat exchange air to be supplied to the building while preventing and clean the equipment life.

Another object of the present invention is to provide a blower for sucking and blowing the underground air heat-exchanged from the underground structure in the discharge pipe, as well as the branch pipe that can be supplied to the underground structure by sucking the external air for ventilation to the inlet pipe It is to provide a cooling and heating device using the heat storage material of the underground structure to allow the ventilation of the facility without a separate ventilation power unit while reducing the load of the blower.

The present invention for achieving the above object is an underground structure that is buried underground and stored the heat storage materials such as crushed stone, recycled aggregate, PCM (phase change material), and the incoming pipe connected from one side of the underground structure to the building and Cooling and heating device using a heat storage material of the underground structure is provided with a discharge pipe from the other side of the underground structure to the building and a blower installed to suck the air in the building inside the discharge pipe and to supply it back to the building through the underground structure In, the underground structure is a hexahedral frame of all sides of the net is provided by forming two units of two or more frames in a row, as well as a breathable sheet is covered on the upper surface of the frame of these units, In the upper part of the underground structure, the water hydrant and smoke can be sprayed on the underground structure. It characterized in that the supply pipe is installed.

In the heating and cooling device of the present invention, the inlet pipe is provided with a foreign material remover, and the foreign material remover is provided with a tubular body having an expanded cross section so as to have a flow rate drastically lower than that of the inlet pipe, and a dust collecting filter is provided in the tubular body.

In addition, in the air-conditioning and heating system of the present invention, underpressure is formed in the underground structure by the operation of the blower installed in the discharge pipe, and moisture and heat transfer from the earth and sand to the underground structure outside the underground structure should be easily performed. Care should be taken to ensure that the bulkhead does not impede thermal conduction or impede the movement of moisture. Therefore, the sheet can be provided on the four sides of the underground structure, in which case it is sufficient to prevent the inflow of soil into the underground structure.

In addition, the branch pipe having a valve may be installed in the inlet pipe in the air conditioning and heating device of the present invention to ventilate the indoor air in the building to fresh outside air.

Sheets may be additionally installed on all four sides of the frame, that is, the upper surface of the frame may be provided with a net as well as four sides of the underground structure, which is a frame arranged in one unit.

Hereinafter, the air conditioner using the heat storage material of the underground structure of the present invention will be described in detail based on the accompanying drawings.

1 is a schematic configuration diagram of a cooling and heating device using the heat storage material of the underground structure according to the present invention, Figure 2 is a structural diagram showing in detail the extract of the underground structure in the heating and cooling device using the heat storage material of the underground structure of the present invention, Figure 3 is an exploded perspective view showing a part of Figure 2, Figure 4 is a structural diagram showing an extracting dust collecting filter in the air conditioner of the present invention.

As shown in the figure, the heating and cooling device of the present invention is a underground structure 10 buried in about 2-10m underground, and from one side of the underground structure 10 to the building 20 near the underground structure 10 Intake air 25 connected to the suction pipe 25 and the discharge pipe 26 from the other side of the underground structure 10 to the building 20 and the air inside the building 20 are sucked into the discharge pipe 26. It consists of a blower 30 is installed to supply to the building 20 again through the underground structure (10).

The underground structure 10 is a hexahedral frame 11 of which all surfaces except the upper surface are meshes 12, and two or more frames 11 are continuously installed to form one unit, and crushed stone in the frame 11 The heat storage material 13, such as recycled aggregate and PCM (phase change material), is contained. In addition, the upper surface of the frame 11 as a unit so as to prevent soil from penetrating into the air gap between the heat storage material 13 in the frame 11 constituting the underground structure (10) (14) ) Is covered. The sheet 14 may be provided not only on the upper surface of the frame 11 but also on four sides arranged in plural to form the underground structure 10.

The underground structure 10 may be filled with the heat storage material 13 in the frame 11, and then the upper surface of the frame 11 may also install a net (12).

In addition, the upper part of the underground structure 10 is provided with a water supply pipe 42 connected to the water supply 40 so that water can be sprayed on the heat storage material 13 contained in the frame 11 of the underground structure 10. The water supply pipe 42 operates the device of the present invention for a long time, when the heat storage material (13) is insufficient heat stored in the heat supply (40) temporarily when the cooling and heating is not properly achieved when the cooling water supply pipe 42 Is discharged through, and the cooling water is intended to move the heat of the soil to the heat storage material 13 while infiltrating or flowing down the heat storage material 13 of the underground structure 10 through the soil.

Although the underground structure 10 is illustrated and described as having four frames 11 continuously installed, it is obvious that at least one or more may be variously selected and provided as one unit according to the total floor area of the building 20. .

The inlet pipe 25 is provided with a foreign material remover 50, the foreign material remover 50 is provided with a cylindrical body 51 having an expanded cross-sectional area to have a flow rate that is sharply lower than the flow rate of the inlet pipe 25. The cylindrical body 51 is provided with a dust collecting filter 52, and the cylindrical body 51 is provided with a door 53 for easy replacement when the dust collecting filter 52 is contaminated.

In addition, the inlet pipe 25 is provided with a branch pipe 27 for intake of outside air, in addition to the basic blower 30 installed in the discharge pipe 26, the branch pipe 27 is a valve that can adjust the outside air intake amount (28) is provided. The branch pipe 27 is a fresh air of the outside according to the opening degree of the valve 28 is suctioned without a separate power device when the blower 30 is operated to pass through the underground structure 10 and then discharge the discharge pipe 26 After passing through the building 20 and the ventilation of the building 20 is made.

The air-conditioning and heating device using the heat storage material of the underground structure according to the present invention configured as described above is operated in the humid and hot summer season, while the blower 30 of the discharge pipe 26 is operated (air temperature 25 to 30). C) is sucked from the inlet pipe 25 to be introduced into the underground structure 10 in the basement which is always about 14 to 16 ℃. At this time, the air drawn into the inlet pipe 25 is drastically lowered than the flow rate of the inlet pipe 25 at the moment of being introduced into the cylindrical body 51 of the foreign material remover 50, and thus foreign particles having a relatively large particle in the air. Is primarily dropped, foreign particles having relatively small particles are filtered while passing through the dust collecting filter 52, and only relatively clean air is introduced into the underground structure 10, and fine dust not filtered out of the dust collecting filter 52 is removed. It is adsorbed and removed by the wet heat storage material 13 of the underground structure (10).

The air introduced into the underground structure 10 is heat-exchanged while passing through the heat storage material 13 of the underground structure 10, the temperature is 18 ~ 22 ℃ as well as dehumidification is achieved by lowering the theft humidity.

The air dehumidified in the underground structure 10 and the temperature is lowered is discharged through the discharge pipe 26 is supplied to the interior of the building 20, so that the cooling and dehumidification is made, thereby the daily life in the building 20 It can be carried out in a pleasant atmosphere.

In this way, when the valve 28 of the branch pipe 27 installed in the inlet pipe 25 is opened to some extent while cooling, the outside air is sucked by the negative pressure generated by the operation of the blower 30. After the outside air passes through the underground structure 10, the discharge pipe 26 passes through the building 20, and the building 20 is ventilated.

In addition, when the air conditioner of the present invention is operated in a dry and cold winter, as described above, the blower 30 of the discharge pipe 26 is operated while drawing in the cold air (temperature 0 ~ 10 ℃) in the building 20. Inhaled from the pipe 25 is always drawn into the underground structure 10 of the underground about 14 ~ 16 ℃. At this time, the air introduced into the inlet pipe 25 is filtered by the foreign matter remover 50, only the clean air is introduced into the underground structure (10).

The air introduced into the underground structure 10 is removed through the wet heat storage material 13 of the underground structure 10, the fine dust is removed, the temperature is heated to 8 ~ 16 ℃ as heat exchange, as well as the heat storage material (13 Humidity caused by) increases humidification by increasing theft humidity.

The humidified and high temperature air in the underground structure 10 is discharged through the discharge pipe 26 to be supplied into the building 20 so that heating and humidification are performed, thereby making daily life in the building 20 possible. It can be carried out in a pleasant atmosphere.

And Figure 5 is a view showing another embodiment for a heating and cooling device of the present invention. Here, the blower 30a is installed in the inlet pipe 25 in addition to the basic blower 30 installed in the discharge pipe 26, which sucks air in the building 20 and supplies it to the underground structure 10. It is possible to increase the heat exchange air volume while reducing the overload of 30).

As described in detail above, the air conditioning and heating device using the heat storage material of the underground structure of the present invention absorbs the air in the building and supplies it into the building through the heat storage material of the underground structure, thereby naturally increasing or decreasing the absolute humidity according to the season. Or dehumidification is made, and the upper part of the underground structure is covered with a non-woven fabric to prevent the inflow of earth and sand into the underground structure, while the water supplied from the upper part of the underground structure is supplied to the heat storage material of the underground structure to lower the temperature of the heat storage material as well as sufficient moisture. It has a distinctive effect that can be held.

In addition, the present invention provides a foreign material remover in the inlet pipe suctioned into the underground structure to effectively filter out foreign substances (dust, dust, yellow dust, etc.) due to the rapid drop in flow rate, thereby preventing the heat storage material in the underground structure from being blocked or contaminated. While the heat exchange air supplied to the building is clean, the service life of the facility is extended.

In addition, the present invention is provided with a blower that sucks and blows the underground air heat-exchanged from the underground structure in the discharge pipe, and also installs a branch pipe for ventilation of the indoor air and a valve for ventilation control in the inlet pipe to reduce the load of the blower. That has a distinctive effect.

Claims (5)

Underground structures containing heat storage materials such as crushed stone, recycled aggregates, and PCM (Phase Change Materials) buried underground, incoming pipes connected from one side of the underground structure to the building, and the other side of the underground structure In the air-conditioning and heating device using the heat storage material of the underground structure is provided with a blower installed to suck the air inside the building to the discharge pipe and the discharge pipe to supply through the underground structure to the building again, The underground structure is a hexahedral frame of all surfaces except the upper surface and is provided to form a unit by installing two or more frames in series, as well as a good breathable sheet is covered on the upper surface of the frame of these units, Cooling and heating device using the heat storage material of the underground structure, characterized in that the water supply pipe is connected to the hydrant so that the upper portion of the underground structure to spray water on the underground structure. The method of claim 1, Cooling and heating device using the heat storage material of the underground structure is installed in the inlet pipe is installed branch pipe having a valve to cope with the fresh air outside the indoor air in the building. The method of claim 1, The inlet pipe is provided with a foreign material remover, and the foreign material remover is provided with a tubular body having an extended cross-sectional area to have a flow rate drastically lowered than that of the inlet pipe, and an underground structure and a wet heat storage material provided with a dust collecting filter in the tubular body. Heating and cooling system using heat storage material of underground structure to remove fine dust using The method of claim 1, Cooling and heating device using the heat storage material of the underground structure is installed in the inlet pipe and the blower which can be supplied to the underground structure by sucking the air in the building. The method of claim 1, A heating and cooling device using a heat storage material of the underground structure is provided on the upper surface of the frame and the sheet is also installed on the four sides of the frame arranged in one unit.

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