JPH0732947Y2 - Solar heat generator - Google Patents

Description

[Detailed description of the device]

[0001]

[Field of Industrial Application] The present invention is installed on the roof of a general house or on the roof of a building, etc., and uses the upward flow based on the temperature difference of the air by concentrating the heat of the sun. The present invention relates to a solar-heat-utilizing power generation device configured to generate electric power.

[0002]

2. Description of the Related Art Conventionally, it has been customary to use solar cells for power generation using solar heat. That is, the light of the sun is applied to the daylighting surface of the battery to generate electricity and charge the battery.

[0003]

The above-mentioned solar cell is relatively expensive, and not only is it extremely costly to construct equipment for obtaining an electromotive force that can be used practically, but there is also a high management cost after installation. Was forced to take.
The present invention is intended to solve the problems in the prior art.

[0004]

According to the present invention, a mirror surface is formed around an air heating storage chamber 1 having an outer wall 1a formed of a material that easily absorbs light and blocks the release of internal heat. A reflecting mirror 2 in the shape of a concave mirror configured to reflect the sun's rays on the outer wall 1a of the air-heating air storage chamber 1 is attached to the top of the air-heating air storage chamber 1 to generate electricity in a generator. Pipe part 3 for power generation, which is formed by facing a fan 4 for use in the pipeline
Is suitable for rotating the power generation fan 4 with the air pressure increased due to the temperature rise of the air heating storage chamber 1 and the air pressure in the power generation pipe section 3 Related to a solar heat-utilizing power generator characterized by interposing a first automatic on-off valve 7 with a backflow prevention having a function of opening the valve when a pressure difference is generated to obtain an ascending air flow Is.

[0005]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS In FIG. 1, reference numeral 1 is an air heating storage chamber, the outer wall 1a of which is formed of a material that easily absorbs light and blocks the release of internal heat. Reference numeral 1b is a convex lens group arranged side by side at a required position on the outer wall 1a, and 1c is a heat storage plate provided in a portion of the convex lens group 1b where the focus is formed. This is to receive and store heat to increase the temperature of the air in the air storage chamber 1.

Reference numeral 2 denotes a reflecting mirror having a concave mirror shape provided so as to surround the air heating air storage chamber 1 and all the sun rays received on the mirror surface are outside wall 1a of the air heating air storage chamber 1.
It is configured to reflect on.

Reference numeral 3 denotes a power-generating pipe portion which is continuously connected to the top of the air heating air storage chamber 1 and has a power-generating fan 4 facing the power generator inside thereof. The fan 4 is rotated by the rising airflow flowing in the pipe 3, and the power generation action of the generator is performed. In addition, the generated electricity is
It is configured such that the required power distribution is performed after the power is sent to the power storage device 5 to store the power.

The tip of the above-mentioned power generation pipe portion 3 is formed as an air discharge opening surface 3a, and as described above, air is generated after performing a power generation action based on its ascending force. I am doing it.

Reference numeral 6 is a heat insulating cover for covering the above-mentioned power generation pipe portion 3 for preventing the pipe portion 3 from being directly irradiated with solar rays to raise the temperature of the internal air. It is a thing. In the illustrated embodiment, the power generation pipe portion 3 is bent in an inverted U shape.
This is because it is easy to attach the heat insulating cover body 6.

Reference numeral 7 denotes a first automatic on-off valve with a backflow prevention which is interposed between the air heating air storage chamber 1 and the power generation pipe portion 3 in a continuous manner, and is based on a temperature rise of the air heating air storage chamber 1. The difference between the boosted air pressure and the pressure in the power generation pipe section 3 is a predetermined value, that is, to the extent that an ascending air flow suitable for rotating the power generation fan 4 in the power generation pipe section 3 is obtained. It has a function to open the valve when a pressure difference occurs. The first automatic opening / closing valve 7 is configured to automatically close the valve when the above conditions are not satisfied.

Reference numeral 8 denotes an auxiliary air storage chamber provided below the air heating air storage chamber 1, which can communicate with the lower surface of the air storage chamber 1 via a second automatic on-off valve 9 with backflow prevention. It is connected. A third automatic opening / closing valve 10 with backflow prevention is attached to the lower surface of the auxiliary air storage chamber 8.
The second and third automatic opening / closing valves 9 and 10 operate in conjunction with the first automatic opening / closing valve 7 described above.
That is, the first automatic opening / closing valve 7 is opened, the air in the air heating storage chamber 1 rises, and the second automatic opening / closing valve 9 opens so as to make up for the decrease in the air in the storage chamber 1 and the auxiliary air storage. The air in the chamber 8 is supplied, and then the second automatic opening / closing valve 10 is opened to take in the reduced amount of air into the auxiliary air storage chamber 8. It is effective to operate the first to third automatic opening / closing valves 7, 9 and 10 with a time difference of about 2 to 3 seconds in accordance with the moving speed of air.

The auxiliary air storage chamber 8 is the same as the air heating storage chamber 1 described above, and is made of a material that easily absorbs light and prevents the release of internal heat. It is desirable to install it in a place exposed to a lot of sunlight. That is, it is desirable that the air contained in the auxiliary air chamber 8 is preheated.

Although it is the plane shape of the present invention,
Although the reflection mirror 2 has a circular shape as shown in FIG. 3 and is of a circular type, it may have a quadrangular type as shown in FIG. In FIGS. 3 and 4, reference numeral 2a is a defining plate for supporting and reinforcing the reflecting mirror 2 with respect to the reflecting mirror.

FIG. 5 shows another embodiment of the present invention, in which three chambers A, B and C are used as air-storing chambers for heating the air, thereby improving air heating based on solar heat. It is configured as shown.

Although the air heating air storage chamber is formed as a hollow chamber in the embodiment shown in the drawings, a spiral air supply pipe is housed in the air storage chamber. It may be configured to improve the heat exchange by flowing air.

In the illustrated embodiment, the air after rotating the power generation fan 4 is exhausted as it is. However, by guiding the air discharge opening surface 3a at the tip of the power generation pipe section 3 into a room such as a house, the discharged heated air is used for heating, and the auxiliary air storage chamber 8 is It is also possible to form a circulation path for the intake air to be the indoor air that is warm rather than the outside air so as to rationalize the use of heat.

[0017]

According to the present invention, the sun rays received by the mirror surface are surrounded by the air heating storage chamber 1 in which the outer wall 1a is formed of a material that easily absorbs light and blocks the release of internal heat. A reflecting mirror 2 in the shape of a concave mirror configured to reflect on the outer wall 1a of the air heating air storage chamber 1 is attached, and a power generation fan 4 in a generator is attached to the top of the air heating air storage chamber 1. The power generation pipe portion 3 formed so as to face the inside of the pipeline is connected, and the connection portion has an air pressure increased due to the temperature rise of the air heating storage chamber 1 and the power generation pipe portion 3 inside. The first automatic on-off valve with backflow prevention 7 having a function of opening the valve when the air pressure has a pressure difference to the extent that an ascending air flow suitable for rotating the power generation fan 4 is obtained is interposed. With this configuration, power generation based on the temperature difference of air is enabled. Further, since the present invention produces permanent power generation only by receiving solar rays, the facility cost and management cost are significantly lower than those using conventional solar cells. To be done.

According to the present invention, when a plurality of air heating storage chambers 1 are connected as described in claim 2, the temperature difference can be increased and a strong power generating action can be obtained. Becomes

According to a third aspect of the present invention, the convex lens group 1b is arranged side by side at a required position on the outer wall 1a of the air heating air storage chamber 1, and is further provided in the air heating air storage chamber 1. A heat storage plate 1c for receiving the heat of the sunlight collected by the convex lens group 1b and accumulating the heat in the portion where the focus of the convex lens group 1b is focused to increase the temperature of the air in the air storage chamber 1 In the case of being provided with, the air heating action in the air heating storage chamber 1 is significantly enhanced.

According to a fourth aspect of the present invention, the auxiliary air accommodating chamber 8 is connected to the air heating storage chamber 1 through the second automatic open / close valve 9 with backflow prevention so that they can communicate with each other. Further, a third automatic opening / closing valve 10 with backflow prevention is attached to a required portion of the auxiliary air storage chamber 8, and the second and third automatic opening / closing valves 9 and 10 are the same as the first automatic opening / closing valve 7 described above. When configured to operate in conjunction, the air heating storage chamber 1
The supply air for the is supposed to have been preheated in advance,
Therefore, the main heating-like heat storage action in the air heating air storage chamber 1 is remarkably quick and improved.

According to a fifth aspect of the present invention, the air discharge opening surface 3a at the tip of the power generation pipe portion 3 is introduced into a room such as a house, and the intake air to the auxiliary air storage chamber 8 is introduced. In the case where it is configured to form a circulation path of air such as the indoor air, the heat is rationally used, the heating effect for the room and the temperature increasing effect of the supply air for the auxiliary air accommodating chamber 8 are achieved. Will be done.

[Brief description of drawings]

FIG. 1 is a vertical sectional view of the present invention.

FIG. 2 is a front view of the present invention.

FIG. 3 is a plan view of the present invention.

FIG. 4 is a plan view showing another embodiment of the present invention.

FIG. 5 is an explanatory sectional view showing an embodiment of the present invention when a plurality of air heating storage chambers are connected.

[Explanation of symbols]

 1 Air Storage Chamber 1a Outer Wall 1b Convex Lens Group 1c Heat Storage Plate 2 Reflector 2a Drawing Plate 3 Power Generation Pipe 3a Air Discharge Opening Surface 4 Power Generation Fan 5 Condenser 6 Heat Insulation Cover 7 1st Automatic Open / Close Valve 8 Auxiliary air storage chamber 9 2nd automatic opening / closing valve 10 3rd automatic opening / closing valve

Claims (5)

[Scope of utility model registration request] 1. A solar ray received by a mirror surface is provided around an air heating storage chamber (1) having an outer wall (1a) formed of a material that easily absorbs light and blocks the release of internal heat. A reflecting mirror (2) having a concave mirror shape is attached to the outer wall (1a) of the air heating air storage chamber (1), and a generator is attached to the top of the air heating air storage chamber (1). The power generation pipe (3) formed by exposing the power generation fan (4) in the pipe line to the inside of the pipeline is connected, and the connection part is based on the temperature rise of the air heating storage chamber (1). The valve opens when there is a pressure difference between the increased air pressure and the air pressure in the power generation pipe section (3) such that an ascending air flow suitable for rotating the power generation fan (4) is obtained. A solar heat exchanger characterized by interposing a first automatic on-off valve (7) with a backflow prevention having such a function. Power generator. 2. The solar-heat-utilizing power generator according to claim 1, wherein a plurality of air-heating storage chambers (1) are connected to each other. 3. A convex lens group (1b) is arranged side by side at a required position on the outer wall (1a) of the air heating air storage chamber (1), and is further provided inside the air heating air storage chamber (1). In order to increase the temperature of the air in the air storage chamber (1) by receiving the heat of the sunlight collected by the convex lens group (1b) and accumulating the heat in the focused portion of the convex lens group (1b) The solar heat utilization power generation device according to claim 1 or 2, wherein the heat storage plate (1c) is provided. 4. An auxiliary air accommodating chamber (8) is communicably connected to an air heating accumulating chamber (1) through a second automatic on-off valve (9) with backflow prevention, and further A third automatic opening / closing valve (10) with a backflow prevention is attached to a required portion of the auxiliary air storage chamber (8), and the second and third automatic opening / closing valves (9, 10) are the first automatic opening / closing valve described above. The solar heat utilization power generation device according to claim 1, which is configured to operate in conjunction with (7). 5. The air discharge opening surface (3a) at the tip of the power generation pipe section (3) is introduced into a room such as a house, and the intake air to the auxiliary air storage chamber (8) is supplied to the room air. The solar heat utilization power generation device according to any one of claims 1 to 4, which is formed by forming an air circulation path as follows.