KR20100028838A - Heating apparatus using underground air - Google Patents

Abstract

PURPOSE: A heating apparatus using underground air is provided to improve heating efficiency by using the underground air heated at night or in winter to the ground after heating temperature of the underground air in an underground air layer. CONSTITUTION: A heating apparatus using underground air comprises the following: a buried pipe(10) extended from underground to a porous rock layer; a transfer part installed on the ground and transferring air; a heating unit heating the air supplied to a rock layer and transferred from the transfer part to heat the rock layer; a blower connected to the buried pipe and a first duct(25); a second duct(31) connected to an outlet side of the blower; a third duct(35) connected to the second duct; a fourth duct(41) connected to the heating unit; and a dehumidifier.

Description

Heating apparatus using underground air

The present invention relates to a heating apparatus using underground air, and more particularly, it is possible to accumulate ground air heated by solar energy on the ground in an underground rock layer and heat using underground air heated at night or winter. It will be concerned with the heating.

In general, solar energy penetrates the Earth's atmosphere and reaches the earth's surface to accumulate. The solar energy maintains a wavelength of about 290 to 3,000 nm as it penetrates the surface of the facility, but is converted to thermal energy of long waves of 3,000 to 5,000 nm in heat storage materials such as the ground.

Such solar energy or ground heat energy is used for cooling and heating of various buildings, houses, greenhouses or houses for the cultivation of plants.

Korean Patent Laid-Open Publication No. 2002-067391 discloses a mass cultivation method using carbon dioxide, and Patent Publication No. 2002-0091611 discloses a combined cooling and cooling light air purifying apparatus using thermal energy of geothermal heat and exhaust air. And the utility model registration No. 0238733 discloses the technical configuration of the temperature control device and the air purification system in the barn using a heat exchanger.

And the inventor received a heating and cooling facility using the underground air layer (Patent registration No. 0628466). Accordingly, the present applicant has continued to study the heating apparatus using the underground air layer, and invented a device that can maximize the heating effect, and came to follow-up application.

The present invention was created to improve the problems described above, by heating the ground or underground air of the underground air layer during the day or summer to increase the temperature of the underground air to extract the underground air heated to the ground at night or winter It is an object of the present invention to provide a heating device that can greatly improve the heating efficiency by using for heating.

Another object of the present invention is to provide a heating device that can significantly improve the efficiency by heating the ground air transported to the underground rock layer to heat the ground or underground air by solar energy.

Heating device using the underground air of the present invention for achieving the above object is buried pipe extending from the ground to the porous rock layer underground; A transport unit installed on the ground to transport ground or underground air through the buried pipe; And heating means for heating the ground air sucked into the transport unit to heat the rock layer and supplied to the rock layer.

The transport unit is connected to the buried pipe and the first duct to blow air in the ground or underground, a second duct connected to the discharge side of the blower, and a branch branched from the first duct connected to the second duct A third duct, a fourth duct branched from the first duct between the branch point of the third duct and the blower and connected to the heating means, and installed on the first, second, third and fourth ducts, respectively And first, second, third, and fourth dampers for opening and closing the passage.

The transport unit may further include a dehumidifier installed on the first duct between the branch point of the third duct and the branch point of the fourth duct to remove moisture in the underground air sucked through the buried pipe. It is done.

The heating means is characterized in that it comprises a house made of vinyl or glass and connected to the transport.

The heating means includes a heat collecting plate for absorbing solar heat to heat the heat medium, and a pipe to which the heat medium is moved and connected to the transport unit.

The house surrounds the first wall forming the heating space portion and the first wall from the outside, and the second wall spaced apart from the first wall to form a first insulation portion, and the second wall from the outside. A wall having a triple wall structure formed of a third wall spaced apart from the second wall by a predetermined distance to form a second insulation portion,

The transport unit may be selectively connected to any one of the heating space unit, the first insulation unit, and the second insulation unit.

As described above, according to the heating apparatus using the underground air of the present invention, during the day or summer when no heating is required, hot ground air is supplied to the underground rock layer to accumulate underground and then heated underground air at night or winter. Extraction to the ground and used for heating can greatly improve heating efficiency.

And by heating the ground air supplied to the basement by solar heat or sunlight, it can be environmentally friendly, improve energy efficiency, and reduce the cost.

In addition, the inconvenience of the reheating of the underground air during heating and can reduce the need for an auxiliary heat source.

Hereinafter, a heating apparatus using underground air according to a preferred embodiment of the present invention with reference to the accompanying drawings will be described in detail.

1 is a perspective view showing a heating apparatus using underground air according to an embodiment of the present invention, Figure 2 is a perspective view showing a damper applied to the heating device of Figure 1, Figures 3 and 5 another embodiment of the present invention Conceptual diagram showing an insulation device according to the examples.

1 and 2, in one embodiment of the present invention by supplying the ground air heated in the interior of the plastic house 100 to the basement during the day or summertime does not require heating, the rock layer 5 of the basement or The heating device for heating the vinyl house 100 by heating the underground air layer and then raising the heated underground air to the ground at night or winter is shown.

The heating apparatus of the present invention is largely composed of a buried pipe 10, a transport unit, and a vinyl house 100 as a heating means.

The buried pipe 10 extends from the ground to the rock layer 5 through the soil layer 3 and is embedded. The buried pipe 10 extends to the underground space by drilling and embedding the volcanic ash terrain. As the geological composition of the volcanic ash, a black to dark gray basic volcanic rock layer made of basalt is used. These rocks are distributed in Jeju, Gyeonggi-do, Yeoncheon and Ulleungdo, and the geological characteristics are young volcanic soil that forms most of the surface lipids by the volcanic activity of the 4th Neo-Saengdae period. The main rocks are basalt rocks. The basalt is distributed in a red cluster (Scoria), a volcanic debris.

The rock layer (5) has a very high geological structure and geological media with a high underground inflow of precipitation, Lava Cave, hidden bone (where the precipitation is infinity because the surface is exposed to common or hot poles), gravel, Oreum, rivers, seaweed-like sedimentary layers are formed, and there is an air layer of about 15 ° C in the underground space.

Buried pipe 10 is provided with a plurality of vent holes 15 for suction of the underground air on the side corresponding to the rock layer (5). Buried pipe 10 has a diameter of 200 to 1000mm. And the vent 15 has a diameter of 5 to 50 mm in diameter to minimize the resistance due to the intake of air. As shown, the lower end of the buried pipe 10 from one point of the buried pipe 10 located at the boundary between the soil layer 3 and the rock layer 5 so that the air is effectively sucked from the rock layer 5 It is preferable to form until.

The buried pipe 10 is used as a passage through which underground air sucked from the porous rock layer 5 underground is transported to the ground, or ground air heated from the ground is transported to the underground rock layer 5.

The heating means is for heating ground air to be supplied to the underground rock layer, and various heating apparatuses may be used as long as the structure can heat the air. Preferably the heating means uses solar heat to heat the air above the ground. Therefore, by heating the air on the ground by the solar energy, it is possible to reduce the energy cost due to environmentally friendly air heating on the ground.

In the illustrated example, the vinyl house 100 is used as the heating means. Such a vinyl house can use a conventional vinyl house, in addition to glass greenhouse can be used.

Since the air temperature in the closed house, except the entrance, is raised to 70 ° C. or more, the vinyl house 100 is thermally stored in the underground rock layer 100 using this air. As described above, the rock layer 5 may be continuously heated by the hot air to increase the temperature of the underground air.

According to the present invention, during the day or summer when no heating is required, the ground air heated to a high temperature in the inside of the vinyl house 100 is supplied to the underground rock layer 5 through the buried pipe 10 so that the underground rock layer or the underground The air layer can be heated to accumulate. Heat accumulated by the method as described above is to take out the air in the basement at night or winter time can be used for house, house heating, etc. for cultivating barns, facility crops.

The transport unit is for supplying the heated ground air to the basement or taking out the accumulated ground air to the ground.

The transport unit is connected to the buried pipe 10 and the first duct 25 to blow the air in the ground or underground, and is connected to the discharge side of the blower 20 to extend into the vinyl house 100. Between the second duct 31, the third duct 35 branched from the first duct 25 to the second duct 31, and the branch point of the third duct 35 and the blower 20. The fourth duct 41 is branched from the first duct 25 and connected to the vinyl house 100. And a dehumidifier installed on the first duct 25 between the branch point of the third duct 35 and the branch point of the fourth duct 41 to remove moisture in the underground air sucked through the buried pipe 10. 23 is provided.

The first, second, third, and fourth ducts 25, 31, 35, and 41 may be formed of metal ducts, metal tube synthetic resin tubes, corrugated tubes, and the like, but are not limited thereto. In addition, the second duct 31 is connected to the intake port formed in the wall of the house 100, the fourth duct 41 is connected to the exhaust port formed in the wall of the house. The blower 20 is preferably to use a sirocco pen to increase the suction force of the air, but is not limited thereto.

First and second, third, and fourth dampers 27 installed in the first, second, third, and fourth ducts 25, 31, 35, and 41, respectively, to open and close the passages of the respective ducts. 33) 37 (43). As shown in FIG. 2, the first damper 27 is rotatably installed in a passage of the first duct 25 and includes a rotary plate 27b for opening and closing the passage and an actuator (not shown) for rotating the rotary plate 27b. Have The actuator is installed inside the housing 27a provided on the outer surface of the first duct 25. An electric motor or the like can be used as the actuator. The actuator causes the rotary plate 27b to open or close the passage of the first duct 25. The second, third, and fourth dampers 33, 37, 43 have the same structure and operation as the first damper 27, and thus detailed description thereof will be omitted.

The operation of the heating apparatus using the underground air of the present invention shown above will be briefly described.

First, during the day or summer, the ground air heated by solar heat inside the vinyl house 100 is transported to the underground rock layer 5 to thermally accumulate thermal energy underground. To this end, when the blower 20 is operated, the ground air heated to the inlet side of the blower 20 is sucked through the fourth duct 410 connected to the wall of the house 100. In this case, the fourth damper 43 The passage of the four ducts 41 is opened, and the first damper 27 closes the passage of the first duct 25 to block the underground air from being sucked into the blower 20. The suction into the blower 20 is performed. The ground air is discharged to the discharge port side of the blower 20 and is transported to the underground rock layer 5 through the third duct 35 and the buried pipe 10. At this time, the third damper 37 is connected to the third duct 35. ) And the second damper 33 closes the passage of the second duct 31 to block the ground air discharged from the blower 20 from entering the vinyl house 100. The heated ground air is continuously supplied to the underground rock layer 5 to heat the underground rock layer or the underground air layer. Thereby heat storage.

And in the case of night or winter, the air heated in the basement for the heating of the plastic house 100 is taken out to the ground plastic house (100). To this end, the first and second dampers 27 and 33 open the first and second ducts 25 and 31, and the third and fourth dampers 37 and 43 are the third and fourth ducts. Close the passage of (35) (41). Therefore, when the blower 20 operates, underground air flows into the dehumidifier 23 through the buried pipe 10 and the first duct 25. Underground air introduced into the dehumidifier (23) to remove a certain amount of water is supplied into the vinyl house (100) through the blower (20) and the second duct (31).

3 illustrates another embodiment of the present invention. Referring to Figure 3, the vinyl housing 100 is used as a heating means for heating the air on the ground. In this case, unlike the vinyl house shown in FIG. 1, the wall is formed of triple walls.

Specifically, when looking at the structure of the vinyl house 100, it has a heating space in which the plant crops are cultivated therein by the wall of the half arc type. In detail, the wall surrounds the first wall 120 and the first wall 120 forming the heating space 123 from the outside and is spaced apart from the first wall 120 by a predetermined distance. The second wall 115 is formed and the third wall 110 surrounds the second wall 115 from the outside and is spaced apart from the second wall 115 by a predetermined distance to form the second heat insulating part 113. It is made of triple wall structure.

The first, second, third, and third walls 120, 115, and 110 are installed by installing a half arc shaped pillar pipe on the ground at regular intervals on the ground, and then using a horizontal pipe that crosses the pillar pipe between the pillar pipes. In this state, it is formed by enclosing the outer side of the prop pipe and the horizontal pipe with vinyl.

In the vinyl house 100, since the air of the heating space 123 is not easily transferred to the outside by the first and second insulation units 117 and 113, the efficiency of heating may be greatly improved. And although not shown, the house can have a double wall structure, of course.

When using the vinyl house 100 as the heating means, the fourth duct 41 for sucking the air heated from the vinyl house 100 to the blower 20 is connected to the third wall 110 The fifth duct 45, which is in communication with the second insulation unit 113 and branched from the fourth duct 41, is connected with the second wall 115 to communicate with the first insulation unit 117. The fifth damper 47 is installed in the fifth duct 45. Therefore, the heated air may be selectively sucked from the first heat insulating part 117 or the second heat insulating part 113 and supplied to the basement. In this case, the underground air sucked and discharged from the blower 20 is introduced into the cultivation space 123 of the vinyl house through the second duct 31 to be heated.

In addition, although not shown, a fifth duct branched from the fourth duct and connected to the heating space may be further installed.

4 illustrates another embodiment of the present invention.

In the illustrated example, the present invention includes a heat collecting plate 60 for absorbing solar heat by heating means to heat air that is a heat medium, and a pipe 63 to which the heat medium is moved and connected to the fourth duct 41 of the transport unit. . Therefore, when the blower 20 is operated, air heated in the heat collecting plate 60 is sucked into the blower 20 through the pipe 63 and supplied to the rock layer underground.

In addition, the refrigerant is used as a heat medium, and a heat exchanger connected to the pipe is installed on the passage of the fourth duct so that the ground air introduced from the atmosphere through the fourth duct heats the heat exchanger with the heat exchanger.

5 illustrates another embodiment of the present invention.

In the illustrated example, the present invention includes a power generator 50 for generating power using sunlight as a heating means, and an electric heater 55 connected and driven by the power generator 50 and the electric circuit 53. The generator 50 may include a photovoltaic module installed in the frame and a controller for controlling the heater to supply electricity generated from the photovoltaic module to the heater.

The power generation apparatus is not limited to the above-described embodiments, and may include a windmill for driving a generator and a controller for supplying electric power generated from the generator to a heater.

The above-mentioned air heated by various heating means using the sun as described above is supplied to the underground rock layer during the day or summer to accumulate thermal energy, and then the underground air is taken out into the vinyl house during the night or winter. Can be used for heating. In addition, glass greenhouses, barns, and plant crops can be used for cultivating houses and home heating. The heating device using the underground air of the present invention can maximize the heating space efficiency, the inconvenience of reheating the underground air when heating, and can reduce the need for an auxiliary heat source.

Meanwhile, components not described above among the heating apparatuses of the embodiments illustrated in FIGS. 3 to 5 are the same as the embodiments illustrated in FIGS. 1 and 2, and thus detailed descriptions thereof will be omitted.

Although the present invention has been described with reference to one embodiment shown in the drawings, this is merely exemplary, and it will be understood by those skilled in the art that various modifications and equivalent embodiments thereof are possible.

Therefore, the true scope of protection of the present invention should be defined only by the appended claims.

1 is a perspective view showing a heating apparatus using underground air according to an embodiment of the present invention,

FIG. 2 is a perspective view illustrating a damper applied to the heating device of FIG. 1.

3 and 5 is a conceptual diagram showing a heat insulating device according to other embodiments of the present invention.

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

3: soil layer 5: rock layer

10: buried pipe 20: blower

23: dehumidifier 25: first duct

31: 2nd duct 35: 3rd duct

41: 4 duct 100: vinyl house

Claims (6)

A buried pipe extending from the ground to an underground porous rock layer; A transport unit installed on the ground to transport ground or underground air through the buried pipe; And heating means for heating the ground air sucked into the transport unit and supplied to the rock layer to heat the rock layer. The air conditioner of claim 1, wherein the transport unit is connected to the buried pipe and the first duct to suck air from the ground or underground, a second duct connected to the discharge side of the blower, and branched from the first duct. A third duct connected to the second duct, a fourth duct branched from the first duct between the branch point of the third duct and the blower and connected to the heating means, and the first, second, third and third And a first, second, third and fourth dampers respectively provided on the four ducts to open and close the passage. The dehumidifier of claim 2, wherein the transport unit is installed on the first duct between the branch point of the third duct and the branch point of the fourth duct to remove moisture in the underground air sucked through the buried pipe. Heating device using underground air, characterized in that it further comprises. The heating apparatus according to claim 1, wherein the heating means is made of vinyl or glass and has a house connected to the transport unit. The heating apparatus according to claim 1, wherein the heating means includes a heat collecting plate for absorbing solar heat to heat the heat medium, and a pipe to which the heat medium is moved and connected to the transport unit. 5. The display device of claim 4, wherein the house comprises: a first wall forming a heating space part; a second wall surrounding the first wall from an outer side thereof and spaced apart from the first wall by a predetermined distance, and the second wall; A wall having a triple wall structure including a third wall surrounding the wall from the outside and spaced apart from the second wall to form a second insulation portion, The transport unit is a heating device using underground air, characterized in that the heating space portion, the first insulation portion, and the second insulation is selectively connected to any one of the formed.

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