JP2000297950A - Auxiliary cooling and heating device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a residential auxiliary cooling and heating device which can reduce the burden of a cooling and heating device by effectively utilizing the geothermal energy. SOLUTION: An auxiliary cooling and heating device is provided with a main body section having an air inlet 4 and an air outlet and incorporating a blocking plate which blocks the straight flow of air from the air inlet 4 to the air outlet, a heat absorbing and discharging pipe 9 which is protruded outward from the main body section, an air flow passage 3 which connects the air outlet to a house. The auxiliary cooling and heating device is also provided with an air suction pump 10 which realizes an air flow from the air inlet 4 to the house. The auxiliary cooling and heating device is buried underground by digging the ground to a depth of about several meters.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cooling and heating auxiliary device capable of reducing a load on a cooling and heating device,
The present invention relates to a cooling and heating auxiliary device capable of circulating purified air that is always at a comfortable temperature by effectively utilizing geothermal heat.

[0002]

[Problems to be Solved by the Invention] The climate of Japan is characterized by humid summers and cold winters.
Air conditioning equipment is used to address summer and winter climates. However, recently, the depletion of fossil fuels has been regarded as a problem,
You should not rely too much on gas or oil stoves. Similarly, in view of the fact that electric equipment is based on thermal power generation, useless cooling and heating equipment wastes fossil fuels.

[0003] Here, a method of cooling and heating using groundwater is known, but the groundwater does not flow under all houses, and moreover, at present, a large amount of industrial water is consumed. On the other hand, in a place where the location is good for a house, the fact is that no matter how much the ground is dug, no groundwater can be obtained. The present invention has been made in view of the above circumstances, and it is an object of the present invention to provide a residential air conditioner that can effectively use geothermal heat and reduce the load on the air conditioner.

[0004]

According to a first aspect of the present invention, there is provided a cooling and heating auxiliary device including an air inlet and an air outlet, and a straight line extending from the air inlet to the air outlet. A main body portion containing a blocking plate for preventing a natural air flow, a heat absorbing / discharging pipe protruding from the main body portion to the outside, an air flow path connecting the air outlet port and the house, and the air inlet port. It is equipped with a distribution means that realizes the distribution of air from the house to the house, and digs down the ground several meters and embeds it.

When digging down to about 1 m to 2 m underground, the temperature at that point is considerably lower than that on the ground (12-13
° C), and the air introduced from the ground is allowed to flow at a point several meters below the ground for a certain period of time, so that the burden of cooling can be reduced in summer and the burden of heating can be reduced in winter. Moreover, in the present invention, geothermal power is used instead of groundwater, so that the present invention can be applied to all houses irrespective of area or place.

[0006] Further, the cooling and heating auxiliary device according to claim 2 comprises:
A main body having an air inlet and an air outlet, and having a built-in blocking plate that prevents linear air flow from the air inlet to the air outlet, and a folded shape, a spiral shape, and the like. Crawling in the ground, comprising an air flow path connecting the air outlet and the house, and a distribution means for realizing the flow of air from the air inlet to the house, so that the ground is dug down by about several meters and embedded. I have to.

In the invention according to the third aspect, charcoal and stone are arranged inside the main body, and the charcoal is held at a predetermined position by the stone while ensuring the flow of air. In the case of employing this configuration, the air is reliably purified by flowing the air through the charcoal.

[0008]

FIG. 1 shows a schematic configuration of a cooling and heating auxiliary device EM1 according to a first embodiment. This device EM1 is a purification unit 1 installed in contact with the ground surface GL.
And a heat exchange section 2 provided below the purification section 1 and a communication section 3 connecting the bottom surface of the heat exchange section 2 and the house. In addition, the lowermost part of this apparatus EM1 is located about 2 m underground.

The purifying section 1 comprises an air inlet 4 provided at the uppermost portion thereof, and charcoal 5 and stone 6 housed therein. The air inlet 4 is provided with a waterproof mechanism (not shown) for preventing rainwater and the like from entering, and a filter 7 for preventing dust and the like from entering. Purification unit 1
The stone 6 built into the locating the charcoal 5
This is to ensure a smooth flow of air and has an appropriate size for this purpose. In this embodiment,
The depth H of the purification section 1 up to the step 1a is about 50 cm, and the internal charcoal 5 can be replaced by opening the air inlet 4 as necessary.

The heat exchange section 2 has a flat blocking plate 8 (8a
To 8d) are arranged, and the blocking plate 8 prevents straight and short-circuited air flow. That is, the air inside is blocked from the right side of the blocking plate 8a.
After flowing to the left side of b, further to the right side of the blocking plate 8c, it reaches the discharge port 2a from the left side of the blocking plate 8d. The blocking plate 8 is made of a metal having excellent heat conductivity, and is arranged in contact with the pipe 9 as shown in the figure. The stone 6 having a size that does not hinder the flow of air is disposed in the heat exchange unit 2.

A large number of pipes 9... 9 are pierced vertically and horizontally in the heat exchange section 2. The pipes 9 contact the metal blocking plate 8 and protrude from the case of the heat exchange section 2. In addition, an effective heat absorbing function and an effective heat discharging function are realized. The contact portion 9 between the pipe 9 and the heat exchange unit case
a is liquid-tightly sealed. The pipe 9 is preferably a hollow metal pipe excellent in heat conduction, and is provided with a corrosion prevention film on its surface. However, in an environment where corrosion is likely to occur, both ends of the hollow metal pipe may be closed, or a synthetic resin pipe may be used instead of the metal pipe. In any case, since the pipe 9 is buried underground and the pipe 9 and the blocking plate 8 are in contact with each other, effective heat exchange is realized, and the air flowing inside has a temperature substantially equal to the underground temperature. Is maintained.

The communication section 3 is, specifically, a communication pipe connecting the discharge port 2a of the heat exchange section 2 and the house, and an intake pump 10 is provided at an upper end thereof. Therefore, the outside air taken in from the air inlet 4 is supplied to the purifying unit 1.
After passing through, the heat is slowly circulated through the heat exchanging section 2 and is taken into the house after reaching an appropriate temperature.

FIG. 2 shows a schematic configuration of a cooling and heating auxiliary device EM2 according to a second embodiment. This device EM
Reference numeral 2 denotes a purification unit 11 installed in contact with the ground surface GL, and a flow passage 12 connecting the bottom surface of the purification unit 11 and a house. When comparing the first embodiment with the second embodiment, the second embodiment is characterized in that heat exchange is realized in the flow passage 12 without providing the heat exchange pipe 9. The flow passage 12 is formed in a non-linear manner for the purpose of increasing its overall length, and in the case of FIG. 2, is formed to be folded in the vertical direction. The flow passage 12 is not limited to the configuration of FIG. 2 that is folded in the vertical direction.
Or it may be bent in an irregular manner as shown in FIG. 5 or formed in a spiral shape. In addition, the disposition position of the flow passage 12 is not necessarily the purifying unit 11.
It does not need to be at the bottom of the yard, but fits the size of your home garden.
As shown in FIG.

In the second embodiment shown in FIG. 2, the purifying unit 11 is provided with the blocking plate 8 in addition to the charcoal 5 and the stone 6, but when the length of the flow passage 12 can be sufficiently long. Alternatively, the arrangement of the blocking plate 8 may be omitted. The other points are almost the same as those of the first embodiment, and the outside air introduced through the filter 7 of the air inlet 4 comes into contact with the charcoal 5 while being prevented from short-circuiting by the blocking plate 8. Purified and purified unit 11
Exhaust port 11a.

Although the embodiments of the present invention have been described above, the specific configuration described in the embodiments does not particularly limit the present invention. For example, in the embodiment, stone and charcoal are stored in the purification unit, but charcoal may be omitted in some cases. In addition, the pipes forming the flow passage 12 and the communication part 3 include:
To increase the surface area, fins or fins may be provided, rib-like protrusions may be provided, or a wire for heat absorption and discharge may be wound.

[0016]

As described above, according to the present invention, it is possible to realize a residential air conditioner that can effectively use geothermal heat and reduce the load on the air conditioner.

[Brief description of the drawings]

FIG. 1 is a schematic diagram showing a first embodiment of the present invention.

FIG. 2 is a schematic view showing a second embodiment of the present invention.

FIG. 3 illustrates a modification of the flow passage.

FIG. 4 illustrates another modification of the flow passage.

FIG. 5 illustrates another modification of the flow passage.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Main part 2a Air outlet 3 Air flow path 4 Air inlet 8 Inhibition plate 9 Heat absorption / discharge pipe 10 Flow means (intake pump)

Claims (3)

[Claims] A main body having an air inlet and an air outlet, and having a built-in blocking plate for preventing linear air flow from the air inlet to the air outlet; A heat absorbing / discharging pipe protruding from the air outlet, an air flow path connecting the air outlet and the house, and a distribution means for realizing the flow of air from the air inlet to the house. A cooling and heating auxiliary device that is embedded. 2. A folded or helical body having an air inlet and an air outlet, and having a built-in blocking plate for preventing linear air flow from the air inlet to the air outlet. In addition, bend and crawl underground,
A cooling and heating auxiliary device comprising: an air flow path connecting the air outlet and a house; and a distribution means for realizing the flow of air from the air inlet to the house. 3. The cooling and heating auxiliary device according to claim 1, wherein charcoal and stone are arranged inside the main body.