CN101435611A - Solar air conditioner sunshade umbrella - Google Patents

Abstract

A solar air-conditioning sunshade, which uses thin-film solar cells as the power source, uses the principle of semiconductor thermopile cooling and heating, and controls the direction of the current to meet the interchange of cooling and heating needs in different seasons. It can be used independently outdoors. It has a simple structure and is convenient and practical. . Contains thin-film solar cells, controllers, batteries, and semiconductor cooling and heating modules. The batteries are used to store excess solar battery energy. The controller is used to automatically control the charging and discharging of the batteries and control and adjust the air temperature of the solar air-conditioning parasols. The semiconductor refrigeration and heating module is composed of a fin radiator, heat insulating material, fan, and semiconductor thermopile. When cooling in summer or heating in winter, the cooling or heat generated by the semiconductor thermopile is blown by the fan to the second fin. The radiator is brought out to achieve the purpose of air conditioning. At the same time, the semiconductor cooling and heating module can achieve the interchangeability of cooling and heating functions by reversely connecting the positive and negative electrodes.

Description

A solar air-conditioning parasol

technical field

The invention relates to solar energy conversion and utilization equipment, in particular to an integrated device that converts solar energy into electrical energy and utilizes the generated electrical energy to provide air conditioning functions, and belongs to the technical field of new energy or renewable energy.

Background technique

With the continuous increase of primary energy consumption and the increasing scarcity of fossil energy, the development of new energy and renewable energy has been paid more and more attention, and various energy-saving devices using renewable energy are constantly appearing in daily life.

Chinese invention patent CN201131381 discloses an air-conditioning umbrella using solar cells as a power source. A water spray device is added above the umbrella surface to generate cold wind with water mist in a high-temperature environment, which blows to the face and body of the umbrella holder, absorbing Most of the heat generated by the heat makes people feel extremely cool, which solves the problem of summer heat. Chinese utility model patent CN2860180 discloses that a solar air-conditioning umbrella used in people's daily life has gone one step further. The solar cell on the top of the umbrella pole is used as a power supply not only to provide summer wind, but also to use an electric heater to pass through hot air in winter. The downside is that the electric heater is inefficient and the water storage is inconvenient to use.

Contents of the invention

The object of the present invention is to provide a solar air-conditioning umbrella with a new structure, which uses solar cells as a power source, utilizes the principle of semiconductor thermopile refrigeration and heating, and controls the direction of current to meet the interchange of cooling/heating requirements in different seasons.

Technical scheme of the present invention is as follows:

A solar air-conditioning parasol, comprising an umbrella top, an umbrella top pillar, a solar cell, a controller and a storage battery, the solar cell is placed on the solar umbrella top, and it is characterized in that: the umbrella top pillar adopts a hollow structure. The middle part of the umbrella top pillar is provided with a semiconductor refrigeration and heating module, and the semiconductor refrigeration and heating module is composed of a fin radiator, heat insulating material, fan and semiconductor thermopile; the first fin is arranged inside the umbrella top pillar The radiator and the fan are symmetrically arranged on the outer side of the first finned radiator, the semiconductor thermopile, the second finned radiator and the fan.

The technical feature of the present invention is also that: heat insulating material is filled between the first fin radiator and the second fin radiator.

In the above technical solution, the fan arranged inside the umbrella top pillar is located at the upper or lower part of the first fin radiator. The solar cells are thin-film solar cells.

Compared with the prior art, the present invention has the following advantages and outstanding effects: the present invention uses thin-film solar cells and storage batteries for power supply, does not need to be connected to other power sources for power supply, can be used independently outdoors, and can be powered by semiconductor cooling and heating modules Provide cold air or hot air to achieve air conditioning outdoors and make people feel comfortable; at the same time, the semiconductor refrigeration and heating module can easily achieve the interchange between cooling and heating functions by reversely connecting the positive and negative poles; the entire solar air conditioner The structure of the parasol is simple, convenient and practical.

Description of drawings

Fig. 1 is a structural schematic diagram of a solar air-conditioning parasol.

Fig. 2 is a perspective view of a semiconductor cooling/heating module.

Fig. 3 is a sectional view of the semiconductor cooling/heating module.

In the figure: 1—pillar air inlet; 2—battery; 3—semiconductor cooling and heating module; 4—controller; 5—umbrella top pillar; 6—umbrella top; 7—pillar air outlet; —fan; 10—insulation material; 11—semiconductor thermopile; 12a—first fin radiator; 12b—second fin radiator.

Detailed ways

The principle, working process and specific implementation of the present invention will be further described below in conjunction with the accompanying drawings.

Figure 1 is a structural schematic diagram of a solar air-conditioning parasol, which mainly includes a pillar air inlet 1, a battery 2, a semiconductor cooling and heating module 3, a controller 4, an umbrella top pillar 5, an umbrella top 6, a pillar air outlet 7 and a thin-film solar cell 8 . The umbrella top 6 of the solar air-conditioning sunshade umbrella is covered with a thin-film solar cell 8; the umbrella top pillar adopts a hollow structure, and a semiconductor cooling and heating module 3 is arranged in the middle of the umbrella top pillar 5, and the thin-film solar cell 8 absorbs sunlight. The converted electric energy is stored in the storage battery 2 through the controller 4, the storage battery is used to store excess solar cell energy, and the controller is used to automatically control the charging and discharging of the storage battery and control and adjust the outlet temperature of the solar air-conditioning parasol. When cooling in summer or heating in winter, the cold or heat generated by the semiconductor thermopile 11 is taken out by the fan 9 to sweep the second fin radiator 12b to achieve the purpose of air conditioning. The cooling capacity of the cold end of the thermopile 11 is drawn by the fan 9 from the air inlet 1 of the pillar, passes through the middle of the semiconductor cooling and heating module 3, and is discharged through the air outlet 7 of the pillar through the umbrella top pillar 5. By changing the current direction of the semiconductor cooling and heating module 3 to change whether the solar air-conditioning parasol is cooling or heating.

Fig. 2 is a perspective view of a semiconductor cooling and heating module 3 and an umbrella top support 5 cut off from a solar air-conditioning parasol, and its cross-sectional view is shown in Fig. 3 . The semiconductor cooling and heating module is placed in the middle of the umbrella top pillar, the middle of the first fin radiator 12a faces the inner cavity of the umbrella top pillar 5, and a fan 9 is placed inside the umbrella top pillar, and the fan 9 is arranged inside the umbrella top pillar. It is located at the upper or lower part of the first finned radiator, forming an air duct, and the natural wind entering from the pillar air inlet 1 is discharged from the umbrella top pillar after passing over the fins. The semiconductor thermopile 11 , the second finned radiator 12 b and the fan 9 are arranged symmetrically and sequentially outside the first finned radiator 12 a. First finned radiator 12a, the surface that the second finned radiator 12b is connected with semiconductor thermopile 11 is coated with heat-conducting silicon grease, to enhance heat conduction effect, the fan that is installed on the second finned radiator 12b brings out The amount of cold required for cooling or the amount of heat required for heating. The heat insulating material 10 is filled between the first fin radiator 12a and the second fin radiator 12b to reduce the heat exchange between the cold and hot ends of the semiconductor thermopile and improve the cooling and heating efficiency of the semiconductor thermopile.

Claims (4)

1, a kind of solar airconditioning parasols, contain the umbrella top, umbrella top pillar, solar cell, controller (4) and battery (2), described solar cell are placed on the umbrella using solar energy top, it is characterized in that: described umbrella top pillar adopts hollow structure, be provided with semiconductor refrigerating at the middle part of described umbrella top pillar and heat module (3), described semiconductor refrigerating heats module and is made up of fin radiator, heat-insulating material (10), fan (9) and semiconductor thermoelectric module (11); At internal placement first fin radiator (12a) and the fan of umbrella top pillar, arrange semiconductor thermoelectric module (11), second fin radiator (12b) and fan successively in the outside of first fin radiator symmetry.

2. according to the described a kind of solar airconditioning parasols of claim 1, it is characterized in that: filling heat insulator (10) between described first fin radiator and second fin radiator.

3. according to claim 1 or 2 described a kind of solar airconditioning parasols, it is characterized in that: the fan that is arranged on pillar inside, umbrella top is positioned at the top or the bottom of first fin radiator (12a).

4. according to the described a kind of solar airconditioning parasols of claim 1, it is characterized in that: described solar cell adopts thin-film solar cells (8).

Images