CN207299564U - A kind of calking corrugated plate type solar energy air heat collector - Google Patents

Abstract

The utility model discloses a punching corrugated plate type solar air heat collector, which comprises a casing, and inside the casing, a heat collecting plate and a heat preservation plate are sequentially arranged from a cover plate to a back plate, and the cover plate adopts a transparent polycarbonate sheet material. The outer surface is coated with an anti-ultraviolet layer; the heat collecting plate is made of perforated corrugated board and sprayed with black paint; the upper and lower wall panels of the shell are respectively provided with air outlets, and the upper and lower parts of the insulation board are respectively provided with air outlets connected with the room, and the lower air outlet passes through the air outlet. The pipe is connected with the air supply port of a fan; the heat collecting plate is obliquely arranged between the cover plate and the heat preservation plate, and the area between the cover plate and the heat preservation plate is divided into an upper space and a lower space, and the lower space communicates with the lower air outlet. The heat collecting plate in the utility model adopts punched corrugated plate, which can effectively increase the heat collecting area and strengthen the air disturbance, and enhance the heat transfer effect. The utility model is suitable for buildings in villages and towns to improve the heating comfort of farmers in winter, and can also be used for drying crops and wood.

Description

A punched corrugated plate solar air collector

technical field

The utility model relates to a heat collector, in particular to a solar heat collector.

Background technique

Our country has a large amount of fossil reserves and a huge amount of fossil fuels. Therefore, the environmental pollution caused by combustion is also very serious. In order to reduce environmental pollution, the use of renewable energy has received more and more attention. Solar energy has received a great deal of attention as a renewable energy source. At the same time, my country has a vast land area and abundant solar energy resources. At the same time, as a clean energy source, solar energy is an environmentally friendly energy source.

Among the many solar energy utilization methods, the solar air collector has the advantages of simple structure, low price, and simple manufacturing process, and has been widely recognized by the public. A solar collector is usually composed of a transparent cover, a heat collector, an insulation board, and an outer shell. Among them, the heat collecting plate plays a vital role and significance to the heat collecting efficiency of the whole heat collector.

There are many buildings in villages and towns in my country, accounting for 53% of the total buildings. However, due to the backward development level in rural areas, most village buildings still use burning straw and other biological resources as the main heating method in winter, and the room temperature is far from meeting the comfortable requirements. However, as our country continues to promote the construction of new countryside, farmers' living standards continue to improve, and they have higher requirements for comfort, and the heating demand increases accordingly. Solar air collectors are a low-cost, easy-to-install heating method that improves the comfort of residents. At the same time, the solar air collector can also be used as a heating device for drying crops and other items.

Utility model content

Aiming at the prior art, the utility model provides a perforated corrugated plate type solar air heat collector. The perforated corrugated plate is used as the heat collecting plate of the heat collector to absorb heat, and the heat collecting effect is remarkable, which can be applied to buildings in northern villages Heating in winter, and drying of crops, etc.

In order to solve the above technical problems, the utility model proposes a slotted corrugated plate solar air heat collector, which includes a shell, the shell is composed of a back plate, surrounding wall plates and cover plates, and the cover plate is formed inside the shell. A heat collecting plate and a thermal insulation board are sequentially arranged on the back plate, the thermal insulation plate is in contact with the back plate, the cover plate is made of a transparent polycarbonate sheet, and the outer surface of the cover plate is coated with an anti-ultraviolet layer; The heat collecting plate is punched corrugated plate, and the heat collecting plate is sprayed with black paint; the upper wall of the shell is provided with a top air port, the lower wall of the shell is provided with a bottom air port, and the upper part of the heat preservation board is provided with an upper air port , the upper air outlet runs through the backboard at the same time, the lower part of the insulation board is provided with a lower air outlet, and the lower air outlet runs through the backboard at the same time; the lower air outlet is connected to the air supply port of a fan through an air duct; It is obliquely arranged between the cover plate and the heat preservation board, and divides the area between the cover plate and the heat preservation board into an upper space and a lower space, and the lower space communicates with the downwind port.

Both the top tuyere and the bottom tuyere are connected to the atmosphere, and both the upper tuyere and the lower tuyere are connected to the room through pipelines.

The material of the shell is galvanized steel plate, and the back plate of the shell and the surrounding wall plates are provided with an insulating layer, and the insulating layer is made of extruded polystyrene board.

Compared with the prior art, the beneficial effects of the utility model are:

The heat collecting plate in the utility model adopts perforated corrugated plate, which can effectively increase the heat collecting area on the one hand, and on the other hand, the slit holes in it can effectively strengthen the air disturbance and enhance the heat transfer effect. The utility model has simple structure and low cost, and is especially suitable for village and town buildings. It can not only improve the heating comfort of farmers in winter, but also heat the air for drying crops and wood.

Description of drawings

Fig. 1 is a schematic diagram of the internal structure of the utility model punching corrugated plate type solar air heat collector;

Fig. 2 is a sectional view of position A-A in Fig. 1;

Fig. 3 is a B-B position sectional view of the punched corrugated plate in Fig. 1;

Fig. 4 is an enlarged schematic diagram of the structure of part C in Fig. 1;

Fig. 5 is a schematic diagram of the working principle of the heat collector shown in Fig. 1 .

Detailed ways

The technical scheme of the utility model will be further described in detail below in conjunction with the accompanying drawings and specific embodiments, and the described specific embodiments are only for explaining the utility model, and are not intended to limit the utility model.

A punching corrugated plate type solar air heat collector proposed by the utility model includes a shell, and the shell is composed of a back plate, surrounding wall plates and a cover plate 7, as shown in Figures 1 and 2, the shell A heat collecting plate 4 and a thermal insulation board 3 are arranged in sequence from the cover plate 7 to the back plate, the thermal insulation plate 3 is in contact with the back plate, and the cover plate 7 is made of a transparent polycarbonate sheet material with high transmittance. , light weight, and strong impact resistance; the outer surface of the cover plate 7 is coated with an anti-ultraviolet layer to avoid oxidation and discoloration after long-term exposure to the sun. The heat collecting plate 4 adopts a punching corrugated plate, as shown in Figure 3 and Figure 4; the heat collecting plate 4 is sprayed with black paint to improve the heat collecting effect; the upper wall plate of the shell is provided with a top tuyere 1, and the The lower wall panel is provided with a bottom tuyere 6, and both the top tuyere 1 and the bottom tuyere 6 are connected to the atmosphere for exchanging fresh air with outdoor air. The upper part of the thermal insulation board 3 is provided with an upper air outlet 2, and the upper air outlet 2 runs through the backboard at the same time, and the lower part of the thermal insulation board 3 is provided with a lower air outlet 5, and the lower air outlet 5 runs through the backboard at the same time; 2 and the downwind outlet 5 are all communicated with the room through pipelines, and the indoor wind is circulated. The lower tuyere 5 is connected to the air supply port of a fan through an air duct; the heat collecting plate 4 is obliquely arranged between the cover plate 7 and the heat preservation plate 3 to divide the area between the cover plate 7 and the heat preservation plate 3 It is an upper space and a lower space, and the lower space communicates with the downwind port 5 . The material of the shell is galvanized steel, which has high strength support and protection. The backboard of the shell and the surrounding wallboards are provided with an insulation layer, and the insulation layer is made of extruded polystyrene board to prevent heat loss.

When installing the heat collector of the utility model, the heat collector should be installed on the sunny side of the house, and try to ensure that there are no large buildings nearby to block the direct sunlight, so that the heat collector can fully contact the sunlight. The upper and lower parts of the heat collector insulation board 3 and the back board are respectively provided with an upper air outlet 2 and a lower air outlet 5, and the air pipe is connected through a flange, and the air pipe passes through the wall and enters the room, so that the heat collector is in the process of working. Circulate the air in the room. In addition, one tuyere (namely top tuyere 1 and bottom tuyere 6) is reserved at the top and bottom of the heat collector for exchanging air with the outside. A blower fan is installed at the air duct of the lower air outlet 5, and an air valve is installed to adjust the air volume.

The working principle of the heat collector of the utility model is shown in Figure 5. Under the action of the fan, the indoor air enters the heat collector from the lower air outlet 5, a part of the air rises along the surface of the heat collecting plate 4, and the other part passes through the strips of the heat collecting plate 4. seam, exchange heat with the heat collecting plate and continue to rise. The two parts of air are heated at the same time, and finally mixed at the top of the heat collector, and sent into the room through the outlet pipe connected to the upper air outlet 2.

Although the utility model has been described above in conjunction with the accompanying drawings, the utility model is not limited to the above-mentioned specific embodiments, and the above-mentioned specific embodiments are only illustrative, rather than restrictive. Under the enlightenment of the utility model, many deformations can be made without departing from the purpose of the utility model, and these all belong to the protection of the utility model.

Claims (3)

1. A slotted corrugated plate type solar air heat collector comprises a shell, and the shell is made of a back plate, wall panels and cover plates (7) around it, and from the cover plate (7) to the back plate in the described shell A heat collecting plate (4) and a thermal insulation plate (3) are provided in sequence, and the thermal insulation plate (3) is in contact with the back plate, and it is characterized in that the cover plate (7) adopts a transparent polycarbonate plate, so that The outer surface of the cover plate (7) is coated with an anti-ultraviolet layer; the heat collecting plate (4) adopts a punched corrugated plate, and the heat collecting plate (4) is sprayed with black paint; the upper wall plate of the shell is provided with a top tuyere (1), the lower wall of the housing is provided with a bottom tuyere (6), the upper part of the insulation board (3) is provided with an upper tuyere (2), and the upper tuyere (2) runs through the backboard at the same time, and the insulation The lower part of the plate (3) is provided with a lower air outlet (5), and the lower air outlet (5) runs through the backboard at the same time; the lower air outlet (5) is connected to the air supply port of a fan through an air duct; the heat collecting plate ( 4) Obliquely arranged between the cover plate (7) and the insulation board (3), the area between the cover plate (7) and the insulation board (3) is divided into an upper space and a lower space, and the lower space and The downwind port (5) is connected. 2. The perforated corrugated plate type solar air heat collector according to claim 1 is characterized in that, the top tuyere (1) and the bottom tuyere (6) are all connected to the atmosphere, and the upper tuyere (2 ) and the downwind port (5) are all communicated with the room through pipelines. 3. according to the described punching corrugated plate type solar air heat collector of claim 1, it is characterized in that, the material of described shell adopts galvanized steel plate, and the backboard of described shell and the wallboard around are provided with insulation layer, so The insulation layer is made of extruded polystyrene board.