CN217274879U

CN217274879U - Solar heat collection device with low cost and extended lighting area

Info

Publication number: CN217274879U
Application number: CN202122234889.8U
Authority: CN
Inventors: 贾浩博
Original assignee: Aikeer New Energy Technology Co ltd
Current assignee: Aikeer New Energy Technology Co ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-08-23
Anticipated expiration: 2031-09-15

Abstract

The utility model provides a solar heat collecting device with cheap and expanded lighting area, which comprises a heat collector unit and an expansion unit; the expansion unit comprises a first heat-insulation shell, a heat absorption pore plate is arranged on the first heat-insulation shell, and a heat-insulation bottom plate is arranged at the bottom of the first heat-insulation shell; evenly be provided with the trompil on the heat absorption orifice plate, an insulating shell is inside vertically to be installed the wind-guiding baffle, and wind-guiding baffle lower extreme and soleplate contact are left to the upper end, and one side of an insulating shell upper end and heat collector unit contact is provided with the air outlet, and installs the fan in air outlet department. In the middle expansion unit of the utility model, sunlight irradiates on the heat absorption pore plate to heat the heat absorption plate, ambient air drawn by the fan exchanges heat with the heat absorption pore plate through the perforation to generate hot air, the hot air enters the heat collector unit, and two parts of heat energy are superposed and transmitted to the heat absorption plate; the extension unit has simple structure and low cost, and realizes the purposes of extending the daylighting area at low cost and reducing the solar heat collection cost.

Description

Solar heat collection device with low cost and extended lighting area

Technical Field

The utility model relates to a solar facilities technical field, concretely relates to low-priced extension daylighting area's solar heat collection device.

Background

In order to deal with the environmental problem and accelerate the development of clean energy, China also sets 3060 carbon peak reaching and carbon neutralizing targets; solar energy is one of clean basic energy, the development and utilization of the solar energy are also highly regarded, and the application range also extends from the hot water field to the winter heating field; in the utilization process of solar energy, the collection and collection of solar energy are crucial links.

At present, the photo-thermal collection form of solar energy mainly comprises flat plate type solar collection and vacuum tube type solar collection, and as the solar energy has the characteristic of low heat flux density, no matter which form needs to obtain enough solar heat energy, enough equipment is needed to obtain enough daylighting area, so that the maximum solar utilization rate can be obtained.

However, the existing solar heat collecting equipment generally has the condition of high cost, and is limited by the equipment cost in practical application, so that the system is forced to reduce the installation area of heat collecting and lighting, insufficient solar heat energy is obtained, and the utilization rate of solar energy is reduced. Therefore, how to improve the utilization rate of solar energy and reduce the cost is a research direction that is constantly strived by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model provides a solar heat collection device with low price and extended daylighting area to achieve the purpose of reducing the unit cost of the daylighting area of solar heat collection.

A solar heat collecting device with low cost and expanded daylighting area is characterized by comprising a heat collector unit and an expansion unit;

the expansion unit comprises a first heat-insulation shell, a heat absorption pore plate is arranged on the first heat-insulation shell, and a heat-insulation bottom plate is arranged at the bottom of the first heat-insulation shell; the heat absorption orifice plate on evenly be provided with the trompil, an insulating casing is inside vertically to be installed the wind-guiding baffle, wind-guiding baffle lower extreme and the contact of PMKD, the wind-guiding passageway is left to the upper end, one side of an insulating casing upper end and heat collector unit contact is provided with the air outlet, and installs the fan in air outlet department.

Furthermore, the heat collector unit comprises a second heat-insulating shell, a transparent cover plate is arranged on the second heat-insulating shell, and a heat-insulating bottom plate is arranged at the bottom of the second heat-insulating shell; the inner side of the transparent cover plate is provided with a heat absorbing plate, and the inner side of the heat absorbing plate is provided with a medium exhaust pipe, an upper collecting pipe and a lower collecting pipe; the upper end of the medium discharge pipe is connected to the upper header, the lower end of the medium discharge pipe is connected to the lower header, the upper header is connected to the medium outlet, and the lower header is connected to the medium inlet;

the upper part of the second heat-insulating shell is provided with an air inlet and an air inlet channel; the air inlet channel is arranged corresponding to the air outlet of the expansion unit; a hot air channel cavity is reserved between the heat absorbing plate and the heat preservation bottom plate, and an air outlet is formed in the heat preservation bottom plate.

Furthermore, the expansion units are divided into two groups which are respectively positioned at two sides of the heat collector unit.

Furthermore, solar heat absorption paint is coated on the heat absorption plate and the heat absorption hole plate.

The utility model provides a pair of solar heat collection device of low-priced extension daylighting area, on the extension unit, sunlight shines and heats the absorber plate on the heat absorption orifice plate, the ambient air that is pull by the fan passes through the perforation and produces hot-blastly with the heat absorption orifice plate heat exchange, hot-blastly gets into in the heat collector unit, the sunlight radiation passes the transparent cover plate of heat collector simultaneously, project on the absorber plate, absorbed by the absorber plate and converted into heat energy, two parts heat energy superpose and transmit in the absorber plate, the heat transfer working medium that flows in the calandria absorbs the heat of absorber plate, later export by the medium; the extension unit has simple structure and low cost, and realizes the purposes of extending the daylighting area at low cost and reducing the solar heat collection cost.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure A-A of the present invention;

FIG. 3 is a schematic view of the structure of B-B of the present invention;

FIG. 4 is a schematic view of the structure C-C of the present invention;

in the figure: 1. a second heat-preservation shell; 2. a transparent cover plate; 3. a heat absorbing plate; 4. a media drain; 5. an upper header; 6. a lower header; 7. a media outlet; 8. a media inlet; 9. an air inlet; 10. an air outlet; 11. a first heat-preservation shell; 12. a heat absorbing orifice plate; 13. an air guide clapboard; 14. a fan.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments.

Example 1

Referring to the attached drawings, the utility model provides a solar heat collection device with cheap and expanded lighting area, which is characterized in that the solar heat collection device comprises a heat collector unit and an expansion unit; the two groups of expansion units are respectively positioned at two sides of the heat collector unit;

the expansion unit comprises a first heat-insulation shell 11, a heat-absorption pore plate 12 is arranged on the first heat-insulation shell 11, and a heat-insulation bottom plate is arranged at the bottom of the first heat-insulation shell 11; the heat absorption pore plate 12 on evenly be provided with the trompil, the inside vertical wind-guiding baffle 13 of installing of lagging casing, the contact of wind-guiding baffle 13 lower extreme and heat preservation bottom plate, the wind-guiding passageway is left to the upper end, one side that the upper end of lagging casing 11 and heat collector unit contact is provided with the air outlet, and installs fan 14 in air outlet department.

The heat collector unit comprises a second heat-insulating shell 1, a transparent cover plate 2 is arranged on the second heat-insulating shell 1, and a heat-insulating bottom plate is arranged at the bottom of the second heat-insulating shell; a heat absorbing plate 3 is arranged on the inner side of the transparent cover plate, and a medium calandria 4, an upper collecting pipe 5 and a lower collecting pipe 6 are arranged on the inner side of the heat absorbing plate 3; the upper end of the medium drain pipe 4 is connected to an upper header 5, the lower end is connected to a lower header 6, the upper header 5 is connected to a medium outlet 7, and the lower header 6 is connected to a medium inlet 8;

the upper part of the second heat-insulating shell 1 is provided with an air inlet 9 and an air inlet channel; the air inlet channel is arranged corresponding to the air outlet of the expansion unit; a hot air channel cavity is reserved between the heat absorbing plate 3 and the heat preservation bottom plate, and an air outlet 10 is arranged on the heat preservation bottom plate; the heat absorbing plate 3 and the heat absorbing pore plate 12 are both coated with solar heat absorbing paint.

When the solar heat collector is used, sunlight irradiates on the heat absorption pore plate 12 in the expansion unit, is absorbed and converted into heat energy to heat the heat absorption pore plate 12, and is pulled by the fan, so that the heat in the expansion unit enters the heat collector unit along with air flow; solar radiation is projected on the heat absorbing plate 3 through the transparent cover plate 2, is converted into heat energy and is directly transmitted to the medium calandria 4, and a medium in the medium calandria 4 simultaneously receives heat from the heat absorbing plate 3 and the expansion unit in the heat collector and outputs the heat energy for use in the medium outlet 7; the air flow absorbed by the medium is exhausted from the exhaust outlet 10.

Claims

1. A solar heat collecting device with low cost and expanded daylighting area is characterized by comprising a heat collector unit and an expansion unit;

the expansion unit comprises a first heat-insulation shell, a heat absorption pore plate is arranged on the first heat-insulation shell, and a heat-insulation bottom plate is arranged at the bottom of the first heat-insulation shell; the heat absorption pore plate on evenly be provided with the trompil, the inside vertical wind-guiding baffle of installing of lagging casing, wind-guiding baffle lower extreme and the contact of heat-insulating bottom plate, the wind-guiding passageway is left to the upper end, one side of a lagging casing upper end and heat collector unit contact is provided with the air outlet, and installs the fan in air outlet department.

2. The solar heat collector with the cheap and expanded daylighting area as claimed in claim 1, wherein the heat collector unit comprises a second heat-insulating shell, a transparent cover plate is arranged on the second heat-insulating shell, and a heat-insulating bottom plate is arranged at the bottom of the second heat-insulating shell; the inner side of the transparent cover plate is provided with a heat absorbing plate, and the inner side of the heat absorbing plate is provided with a medium exhaust pipe, an upper collecting pipe and a lower collecting pipe; the upper end of the medium calandria is connected to the upper header, the lower end is connected to the lower header, the upper header is connected to the medium outlet, and the lower header is connected to the medium inlet;

3. The solar collector apparatus for inexpensive extended daylighting area of claim 1, wherein said extended units are in two groups, one on each side of the collector unit.

4. The solar heat collection device with inexpensive and extended daylighting area of claim 2, wherein the heat absorbing plate and the heat absorbing hole plate are coated with solar heat absorbing paint.