CN212836073U

CN212836073U - Photovoltaic photoelectric heat collection wall for energy-saving building

Info

Publication number: CN212836073U
Application number: CN202021498929.9U
Authority: CN
Inventors: 曾子明
Original assignee: Lechang Residential Construction Engineering Co Ltd
Current assignee: Lechang Residential Construction Engineering Co Ltd
Priority date: 2020-07-25
Filing date: 2020-07-25
Publication date: 2021-03-30
Anticipated expiration: 2030-07-25

Abstract

The application relates to a photovoltaic photoelectric heat collection wall for an energy-saving building, which comprises a frame body, a wall body and a glass plate, wherein the wall body and the glass plate are arranged in the frame body; the upper part of the wall body is provided with an air outlet communicated to the heat collection cavity and a first sliding door for opening and closing the air outlet, the lower part of the wall body is provided with an air inlet communicated to the heat collection cavity and a second sliding door for opening and closing the air inlet, and the air inlet is provided with a fan; the frame body is provided with a heat extraction opening which is respectively communicated with the heat collection cavity and the outside, and the heat extraction opening is provided with an electromagnetic valve used for controlling the opening and closing of the heat extraction opening. This application can be according to actual demand adjustment room temperature.

Description

Photovoltaic photoelectric heat collection wall for energy-saving building

Technical Field

The application relates to the field of building walls, in particular to a photovoltaic photoelectric heat collection wall for an energy-saving building.

Background

The heat collection wall is the most typical component of the heat collection-heat storage wall type passive solar house. It is essentially a solar collector attached directly to the wall of a room, usually on the south-facing outer wall.

Chinese patent with publication number CN203334471U discloses a porous solar heat collection wall, including heat accumulation wall, porous medium layer and transparent glass plate, be equipped with sealed air bed between porous medium layer and the transparent glass plate, the top of heat accumulation wall is equipped with the vent, the bottom of heat accumulation wall is equipped with down the vent, be equipped with a plurality of through-holes in the porous medium layer, the aperture of a plurality of through-holes is followed the top of porous medium layer is towards the direction of bottom and is crescent.

Although the structure can provide indoor heating in winter, the heat storage wall still conducts heat indoors in hot weather, and further the indoor temperature is too high.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem of high temperature in the air chamber on hot days, the application provides an energy-conserving photovoltaic photoelectricity thermal-arrest wall for building.

The application provides a photovoltaic photoelectric heat collection wall for energy-saving building, adopts following technical scheme:

a photovoltaic photoelectric heat collection wall for an energy-saving building comprises a frame body, a wall body and a glass plate, wherein the wall body and the glass plate are arranged in the frame body; the upper part of the wall body is provided with an air outlet communicated to the heat collection cavity and a first sliding door for opening and closing the air outlet, the lower part of the wall body is provided with an air inlet communicated to the heat collection cavity and a second sliding door for opening and closing the air inlet, and the air inlet is provided with a fan; the frame body is provided with a heat extraction opening which is respectively communicated with the heat collection cavity and the outside, and the heat extraction opening is provided with an electromagnetic valve used for controlling the opening and closing of the heat extraction opening.

By adopting the technical scheme, during normal heat supply, the electromagnetic valve closes the heat exhaust port, the air inlet and the air outlet are both opened, the photovoltaic cell panel converts solar energy into electric energy to be stored in the storage battery, then the electric energy is used for heating air in the heat collection cavity through the heating assembly, then the fan is started, the fan exhausts the hot air in the heat collection cavity from the air outlet to the indoor space to supply heat for the indoor space, and the heat can be dissipated in the process of converting the solar energy by the photovoltaic cell panel, and the partial heat can be used for supplying heat for the indoor space through blowing of the fan, namely the utilization rate of the heat is improved; when heat supply is not needed (under the condition of high indoor temperature), the air inlet and the air outlet are closed, the electromagnetic valve opens the heat exhaust port, the heating component does not heat any more, the air in the heat collection cavity is heated by high external temperature, and the heated air rises and is exhausted to the outdoor through the heat exhaust port, so that the condition that the air is transmitted to the indoor due to overhigh temperature in the heat collection cavity is reduced; through the arrangement, heat supply can be carried out indoors or the indoor temperature is reduced too high according to actual demands, and then the comfort level of people is improved.

Preferably, the outer side of the wall body is covered with an insulation board.

By adopting the technical scheme, the heat collection cavity is isolated from the wall body, so that heat is accumulated in the heat collection cavity as far as possible, and waste loss of the heat is reduced.

Preferably, the heating assembly comprises a plurality of vertically arranged heating rods, the heating rods are arranged at intervals, and the side walls of the heating rods are provided with heating fins extending obliquely downwards.

Through adopting above-mentioned technical scheme, through setting up the heating rod, its length direction is the circulation direction of thermal-arrest intracavity air, and then improves the contact time of air and heating rod, and the fin that generates heat then further improves the heating effect of air.

Preferably, the outer side surface of the heat insulation board is provided with a plurality of partition boards, the partition boards divide the heat collection cavity into a plurality of vertical through cavities, and the vertical through cavities correspond to the heating rods.

Through adopting above-mentioned technical scheme, a plurality of baffles divide into independent stranded with the air of thermal-arrest intracavity, and vertical logical chamber is the route of circulation of air for further having injectd the route of circulation of air for the circulation of air is more efficient, and the air is more abundant with the contact degree of the vertical intracavity heating pole that leads to, and then has improved the heating effect of air.

Preferably, the partition board is provided with a plurality of rib plates relative to the side wall of the other partition board, the rib plates are arranged at intervals along the vertical direction, and the rib plates extend downwards along the direction close to the other partition board in an inclined manner; a backflow area is formed between the upper and lower adjacent rib plates, and the heating fins are located in the backflow area.

By adopting the technical scheme, in the process of moving air from bottom to top, due to the blocking effect of the rib plates, a part of air enters the backflow zone, and after the part of air is fully contacted with the heating fins in the backflow zone and absorbs heat, the part of air expands, overflows from the backflow zone and continuously rises; the positions of the reflux area and the heating fins are arranged, so that the heating effect of air can be improved, and heat can be better supplied to the indoor space; and the return flow area that the floor makes up can form the sudden change cavity, and the sound wave is on the gas flow path of expansion and contraction section sudden change, causes the sudden change of the internal acoustic impedance of circulation, makes the sound wave propagation direction change, takes place reflection and interference in the return flow area to realize the noise elimination, in order to reduce the influence of noise when external noise or hot air are discharged by the fan to people.

Preferably, the outlet end of the air outlet is detachably provided with a flexible pipe.

By adopting the technical scheme, the detachable flexible pipe is arranged, so that when a certain object in a room needs to be locally heated, the flexible pipe can be connected into the outlet end of the air outlet, and hot air can be led out at a fixed point; the detachable connection mode can adopt a threaded connection mode or a clamping connection mode and the like.

Preferably, the frame body and the wall body are integrally prefabricated and molded.

By adopting the technical scheme, the whole structure is convenient to assemble, and the construction period is shortened.

Preferably, the glass plate is made of low-e glass.

By adopting the technical scheme, the low-e glass material has high solar energy transmittance, so that most of solar radiation reaches the photovoltaic cell panel and is absorbed by the photovoltaic cell panel; and the heat preservation effect is good, and the heat loss in the room at night can be effectively reduced.

In summary, the present application includes at least one of the following beneficial technical effects:

by arranging the photovoltaic cell panel, solar energy is stored, and electric energy is converted into heat energy when needed, so that heat supply can be carried out indoors or overhigh indoor temperature can be reduced according to actual requirements, and the comfort level of people is improved;

the positions of the reflux area and the heating fins are arranged, so that the heating effect of air can be improved, and heat can be better supplied to the indoor space; and the backflow area that the floor is constituteed can form the sudden change cavity, can realize eliminating the noise to reduce the influence of outside noise or noise when hot air is discharged by the fan to people.

Drawings

FIG. 1 is a sectional view of the overall structure of the present embodiment;

fig. 2 is a schematic view of the hot air rising process of the present embodiment.

Description of reference numerals: 1. a frame body; 2. a wall body; 3. a glass plate; 4. a thermal insulation board; 5. a photovoltaic cell panel; 6. a heat generating component; 7. a flexible tube; 10. a heat collection cavity; 11. a heat exhaust port; 12. an electromagnetic valve; 13. a partition plate; 14. a rib plate; 21. an air outlet; 22. a first sliding door; 23. an air inlet; 24. a fan; 25. a second sliding door; 61. a heating rod; 62. a heat-generating fin.

Detailed Description

The present application will be described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses photovoltaic photoelectric heat collection wall for energy-saving building. Referring to fig. 1, the wall body 2 and the glass plate 3 are arranged in the frame body 1, the wall body 2 and the frame body 1 are integrally prefabricated and formed, the outer side wall of the wall body 2 is covered with a heat insulation plate 4, the glass plate 3 is made of low-e glass, and the glass plate 3 is located on the outer side of the wall body 2; a heat collecting cavity 10 is formed between the glass plate 3 and the wall body 2, a photovoltaic cell panel 5, a heating component 6 connected to the photovoltaic cell panel 5 and a storage battery (not shown in the figure) are arranged in the heat collecting cavity 10, and the storage battery supplies power to the heating component 6.

During the equipment, at first with heated board 4 glue on the outer wall of wall body 2, then install heating element 6, battery on heated board 4 in proper order, can adopt the form of bonding or joint, glue glass board 3 in 1 inboards at the framework through resistant time silicone structural adhesive at last.

As shown in fig. 1, an air outlet 21 connected to the heat collecting chamber 10 is provided at an upper portion of the wall body 2, the air outlet 21 is provided with a first sliding door 22 for opening and closing the air outlet 21, an air inlet 23 connected to the heat collecting chamber 10 is provided at a lower portion of the wall body 2, the air inlet 23 is provided with a fan 24 and a second sliding door 25 for opening and closing the air inlet 23, and the first sliding door 22 and the second sliding door 25 may be opened and closed in a sliding manner.

When supplying heat to the room, firstly, the air inlet 23 and the air outlet 21 are opened, the photovoltaic cell panel 5 converts solar energy into electric energy and stores the electric energy in the storage battery, then the electric energy is converted into heat energy through the heating assembly 6 to heat the air in the heat collecting cavity 10, then the fan 24 is started, the fan 24 discharges the hot air in the heat collecting cavity 10 from the air outlet 21 to the room to supply heat to the room, and the photovoltaic cell panel 5 also emits heat in the process of converting solar energy, and the heat is also blown by the fan 24 to supply heat to the room.

As shown in fig. 1, the outlet end of the air outlet 21 is detachably provided with a flexible tube 7, the flexible tube 7 can be connected with the outlet end of the air outlet 21 in a threaded connection or clamping connection manner, and when some indoor object needs to be locally heated, the flexible tube 7 can be connected to the outlet end of the air outlet 21 so as to directionally lead out hot air.

As shown in fig. 2, a plurality of partition plates 13 vertically arranged are arranged on the outer side surface of the heat insulation board 4, the partition plates 13 divide the heat collection cavity 10 into a plurality of vertical through cavities, a plurality of rib plates 14 are arranged on the side wall of one partition plate 13 opposite to the partition plate 13 of the partition plate 13, the rib plates 14 are arranged at intervals along the vertical direction, the rib plates 14 face the other partition plate 13 and extend downwards in an inclined manner, and a backflow zone is formed between two adjacent upper and lower rib plates 14.

As shown in fig. 2, the heating assembly 6 includes a plurality of vertically arranged heating rods 61, the heating rods 61 are located in the vertical through cavities, the side walls of the heating rods 61 are provided with heating fins 62 extending obliquely downward, and the heating fins 62 are located in the backflow.

The fan 24 blows air to make the air rise along the vertical through cavity, the air is continuously contacted with the heating rod 61 to form hot air, and due to the blocking effect of the rib plates 14, a part of the air enters the return flow zone, and after the part of the air is fully contacted with the heating fins 62 in the return flow zone and absorbs heat, the part of the air expands and overflows from the return flow zone and continues to rise, and flows to the indoor through the air outlet 21.

As shown in fig. 1, the frame 1 is provided with a heat exhaust port 11, two ends of the heat exhaust port 11 are communicated with the outside air and the heat collecting cavity 10, the heat exhaust port 11 is provided with an electromagnetic valve 12 for controlling the opening and closing of the heat exhaust port 11, and the storage battery supplies power to the electromagnetic valve 12.

The implementation principle of the embodiment of the application is as follows: when heat supply is not needed (under the condition of high indoor temperature), the air inlet 23 and the air outlet 21 are closed, the electromagnetic valve 12 opens the heat exhaust port 11, the heating assembly 6 does not generate heat any more, air in the heat collection cavity 10 is heated by external high temperature, and the heated air rises and is exhausted to the outside through the heat exhaust port 11, so that the condition that the air is transmitted to the indoor space due to overhigh temperature in the heat collection cavity 10 is reduced, meanwhile, the heat insulation plate 4 has a heat insulation effect, and the heat of the hot air is reduced to be transmitted to the wall body 2; and when the external temperature is too high, the air inlet 23 and the fan 24 can be selectively opened to accelerate the discharge of hot air in the heat collecting cavity 10, thereby accelerating the cooling speed of the wall body 2.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an energy-conserving photovoltaic photoelectricity thermal-arrest wall for building which characterized in that: the solar energy heat collection frame comprises a frame body (1), a wall body (2) and a glass plate (3), wherein the wall body (2) and the glass plate (3) are arranged in the frame body (1), the glass plate (3) is located on the outer side of the wall body (2), a heat collection cavity (10) is formed between the glass plate (3) and the wall body (2), and a photovoltaic cell panel (5), a heating assembly (6) connected with the photovoltaic cell panel (5) and a storage battery are arranged in the heat collection cavity (10); an air outlet (21) communicated with a heat collection cavity (10) and a first sliding door (22) used for opening and closing the air outlet (21) are arranged at the upper part of the wall body (2), an air inlet (23) communicated with the heat collection cavity (10) and a second sliding door (25) used for opening and closing the air inlet (23) are arranged at the lower part of the wall body (2), and a fan (24) is arranged at the air inlet (23); the frame body (1) is provided with a heat extraction opening (11) which is respectively communicated with the heat collection cavity (10) and the outside, and the heat extraction opening (11) is provided with an electromagnetic valve (12) which is used for controlling the opening and closing of the heat extraction opening (11).

2. The photovoltaic photoelectric heat collection wall for the energy-saving building as claimed in claim 1, wherein: and the outer side of the wall body (2) is covered with an insulation board (4).

3. The photovoltaic solar heat collecting wall for energy-saving buildings according to claim 2, characterized in that: the heating assembly (6) comprises a plurality of vertically arranged heating rods (61), the heating rods (61) are arranged at intervals, and heating fins (62) extending downwards in an inclined mode are arranged on the side walls of the heating rods (61).

4. The photovoltaic photoelectric heat collection wall for the energy-saving building as claimed in claim 3, wherein: the heat-insulation plate is characterized in that a plurality of partition plates (13) are arranged on the outer side face of the heat-insulation plate (4), the partition plates (13) divide the heat collection cavity (10) into a plurality of vertical through cavities, and the vertical through cavities correspond to the heating rods (61).

5. The photovoltaic photoelectric heat collection wall for the energy-saving building as claimed in claim 4, wherein: the side wall of the partition board (13) opposite to the other partition board (13) is provided with a plurality of rib plates (14), the rib plates (14) are arranged at intervals along the vertical direction, and the rib plates (14) extend downwards along the direction close to the other partition board (13) in an inclined manner; a backflow area is formed between the upper rib plate (14) and the lower rib plate (14), and the heating fins (62) are located in the backflow area.

6. The photovoltaic photoelectric heat collection wall for the energy-saving building as claimed in claim 1, wherein: the outlet end of the air outlet (21) is detachably provided with a flexible pipe (7).

7. The photovoltaic and photoelectric heat collection wall for the energy-saving building as claimed in any one of claims 1 to 6, wherein: the frame body (1) and the wall body (2) are integrally prefabricated and molded.

8. The photovoltaic and photoelectric heat collection wall for the energy-saving building as claimed in any one of claims 1 to 6, wherein: the glass plate (3) is made of low-e glass material.