WO2008128375A1 - A solar-energy collecting system for building - Google Patents

Abstract

A solar-energy collecting system for building includes an exterior wall (1), an air inlet (12 ) and an air outlet (11) provided in the exterior wall (1), and an insulation board (3) provided on the external surface of the exterior wall (1). A bonding and fixing layer (2) is provided between the insulation board (3) and the exterior wall (1). A thermal-collecting board (5) is fixed on the insulation board (3) through a supporting device. An air passage is defined between the thermal-collecting board (5) and the insulation board (3). A thermal radiation film (4) is coated on the external surface of the insulation board (3).

Description

 Solar house heat collection system

 The present invention relates to a system for collecting and supplying heat to a house, and more particularly to a solar house heat collecting system that uses solar energy for heating.

Background technique

 Winter supply has always been a concern in every region. Especially in the north of China, the winter is long and very cold. The heating level of each residence directly determines whether people's daily work can be carried out normally. Both cost a lot of manpower and financial resources to ensure people's supply.

 At present, the form used for housing supply mainly uses boilers to heat coal, firewood and other energy sources through heating, coal stoves, etc. Heating by the above method is not only low in thermal efficiency, wastes a lot of energy, but also pollutes the environment. Nowadays, especially in large and medium-sized cities, most of them start to use electricity to heat by air conditioners, infrared, etc. In this way, the thermal efficiency is increased accordingly, but the cost is higher, which increases people's economic burden.

Therefore, how to use the emerging energy, solar energy, which has no pollution and high efficiency to the environment, has attracted people's attention. However, there are still some limitations on the use of solar energy. The main reason is that the water is heated by solar energy, and the heating has not been achieved, resulting in low utilization of solar energy. The application of solar energy for heating is a technical problem that people have been eager to solve. However, since it is unable to solve the effective absorption of sunlight by the wall, only a few solar collectors are installed on the roof to assist the heating, but because of its limited access to the roof, the heating area is small, and the heating effect is not satisfactory, especially in the north, winter. Long time, it is difficult to guarantee heating requirements; and due to the limitations of its institutions, the house is not waterproof or breathable; in addition, installation and maintenance It is more troublesome, so the promotion and application is limited.

Summary of the invention

 In order to solve the problems existing in the above conventional technology, the present invention provides a solar house heat collecting system after many years of painstaking research and a large number of test verifications, and solves the low utilization rate of solar energy in the prior art, heating, waterproofing, and airproofing. The problem is not ideal; and the invention is convenient to install and construct and maintain in the future, flexible in use, safe and reliable, and low in cost, which greatly facilitates people's lives.

 In order to achieve the above object, the technical solution of the present invention is as follows:

 The utility model comprises an outer wall base body, wherein the outer wall base body is provided with an air inlet hole and an air outlet hole; the outer surface of the outer wall base body is provided with an insulation board, and the heat insulation board and the outer wall base body are provided with an adhesive fixing layer; the outer side of the heat insulation board is connected by the supporting device There is a heat collecting plate, and a space is set between the heat collecting plate and the heat insulating plate as an air passage, and a heat radiation film is disposed on the outer surface of the heat insulating plate.

 The heat collecting plate is provided with a plurality of hemispherical heat collecting blind holes protruding toward the inside, and the blind hole inclined surface is perpendicular to the direction of the sunlight.

 The heat collecting plate is provided with a self-locking structure in which one side is engaged with each other, and a sealing member is arranged at the edge and the edge; the self-locking structure is: a convex and concave strip is arranged on the edge of the heat collecting plate, and the hooks are folded and folded. Form a self-locking.

 The specific structure of the supporting device is as follows: one end of the supporting shaft is fixed on the base wall through a fixing layer, and the other end of the supporting shaft is provided with a groove, and the groove is combined with one end of the supporting piece by a fixing nut and a screw. The other end of the supporting hanger is fixed in the hanging plate slot.

 The hanging plate groove and the supporting hanging piece are provided with a concave-convex structure which is matched with each other.

In the supporting device, the fixing nut is made of a steel plate, the surface of the steel plate is provided with a galvanized layer, and the other members are made of nylon. The adhesive fixing layer is a cement mortar layer or a polymer glue layer.

 When the invention is applied to a roof, the substrate can be made of a porous cement board as a roof substrate, and the porous cement board is combined with a cement mortar layer; when the base sheet is a roof substrate, the steel sheet is combined with a polymer glue. .

 The heat collecting plate adopts a dark material or a heat collecting plate to provide a dark coating on the outer surface.

 A thermostat, an inclined water pipe channel and a water storage tank are arranged between the heat collecting plate and the heat insulating plate, and the temperature controller controls the air passage and the water pipe passage respectively, and the water pipe passage communicates with the water storage tank.

 The advantages and disadvantages of the present invention are as follows -

1. The invention adopts a closed loop, and by opening and closing the air inlet and the air outlet, the circulation of heat in the room can be realized, and the supply of the heat can be realized; therefore, the invention can realize solar heating by the wall, and solves the problem that people have been eagerly Solve the technical problems, and ensure the integration of waterproof, heat preservation and supply.

 2. The present invention can realize vertical illumination with sunlight by providing a hemispherical heat collecting blind hole protruding to the inside on the heat collecting plate, thereby greatly enhancing the intensity of sunlight irradiation, thereby making more effective use of sunlight. .

 3. The heat collecting plate of the invention is provided with a self-locking structure in which one side is engaged with each other, and can be combined by mutual assembling between the single plates, which is convenient to install and maintain, simple to use, and has good sealing effect, waterproof, airproof and safety. reliable.

 4. The supporting device of the present invention effectively utilizes the various properties of the wall, the heat insulating plate and the heat collecting plate, and provides a concave-convex structure which is matched with each other on the hanging plate groove and the supporting hanging piece, so that the wall body, the heat insulating board and the wall board are effectively The heat collecting plates are firmly combined and the cost is reduced.

5. The fixing nut of the invention is made of steel plate, and the surface of the steel plate is provided with a galvanized layer, thereby greatly reinforcing the fastening support of the supporting device, and effectively protecting the nylon fastening the hanging screw. Hole.

 6. The adhesive fixing layer of the invention uses a cement mortar layer or a polymer glue layer, so that the heat collecting plate and the heat insulating board are perfectly combined to enhance the stability performance.

 7. The heat collecting plate of the invention is provided with a dark color coating on the outer surface of the dark material or the heat collecting plate, which effectively absorbs the sunlight and enhances the heating effect.

 8. The invention provides a heat collecting plate and a heat insulating board, and the combination of the two not only effectively absorbs heat energy, but also increases the heat insulating effect.

 9. The invention also has a temperature controller, an inclined water pipe channel and a water storage tank, which is not only flexible and convenient to use, but also can automatically adjust and control the air inlet and the air outlet through the temperature setting; and while heating, through the water pipe channel The water storage tank can supply hot water, ensuring constant hot water throughout the year, which is convenient for people's lives and has certain economic benefits.

 10. The water pipe passage of the present invention is inclined, so that water is not left in the water pipe passage, and the winter pipe is prevented from being cracked.

 11. The invention can be supplied in a single room, or can be supplied to the whole building, and is flexible and convenient to use; and when disposed on the roof, the structure adopts two sides, double-bite structure, and has good anti-breathing and water leakage prevention functions. At the same time, the roof can be replaced, and the installation and maintenance are convenient.

DRAWINGS

 Figure 1 is a schematic view of the structure of the present invention.

 Fig. 2 is a schematic view showing the structure of an embodiment of the present invention applied to a roof.

 Figure 3 is a schematic view showing the structure of another embodiment of the present invention when applied to a roof.

 Figure 4 is a schematic longitudinal sectional view of a heat collecting plate of the present invention.

 Figure 5 is a schematic cross-sectional view of a heat collecting plate of the present invention.

Figure 6 is a schematic view showing the structure of the support shaft of the present invention. Figure 7 is a schematic view showing the structure of the hanging plate groove of the present invention.

 Figure 8 is a schematic view showing the structure of the supporting tab of the present invention.

 Figure 9 is a schematic illustration of the heat collection system of the present invention.

 In the figure, 1, base, 2, adhesive fixed layer, 3, thermal insulation board, 4, thermal radiation film, 5, heat collecting plate, 6, blind hole, 7, support shaft, 8, fixing nut, 9, hanging plate Groove, 10, support hanger, 11, air outlet, 12, air inlet, 13, groove, 14, porous cement board, 15, steel, 16, rib, 17, concave.

detailed description

 The specific structure of the present invention will be described in detail below with reference to the accompanying drawings:

 Example 1

 As shown in the figure, the outer wall base body 1 is provided with an air inlet hole 12 and an air outlet hole 11; the outer surface of the outer wall base body 1 is provided with a dovetail groove insulation board 3, and the thermal insulation board 3 and the outer wall base body 1 are provided with cement mortar bonding. The outer layer of the heat insulating plate 3 is connected to the heat collecting plate 5 through a supporting device. The specific structure of the supporting device is: one end of the supporting shaft 7 is fixed on the base wall 1 by a cement mortar bonding fixed layer 2, The other end of the nylon support shaft 7 is provided with a groove 13 which is combined with one end of the nylon supporting tab 10 by a galvanized steel plate fixing nut 8, and the other end of the supporting hanging piece 10 is fixed to the hanging plate groove 9 The hanging plate groove 9 and the supporting hanging piece 10 are provided with a concave-convex structure which is matched with each other; the heat collecting plate 5 is provided with a hemispherical heat collecting blind hole 6 which is convex toward the inside, and the inclined surface of the blind hole 6 is perpendicular to the direction of sunlight irradiation. The outer surface of the heat collecting plate 5 is provided with a black acrylic enamel coating, and the plate edge of the heat collecting plate 5 is provided with convex and concave strips (16, 17), which are folded and hooked to each other to form a self-locking, and rubber is provided at the edge and the edge. Sealing strip; heat collecting plate 5 and heat insulating board 3 A space is provided as an air passage, a temperature controller is arranged in the air passage, and a heat radiation film 4 is disposed on the outer surface of the heat insulation board 3.

The roof slab is made of a porous cement board 14 as a roof substrate, and the porous cement board 14 is layered with a cement mortar layer. In combination, the other structures of the roof are set to the same wall.

 Example 2

 The heat collecting plate 5 adopts a black steel plate which has been treated with blue, and a temperature controller, an inclined water pipe channel and a water storage tank are arranged between the heat collecting plate 5 and the heat insulating plate 3, and the temperature controller controls the air passage and the water pipe passage respectively. The water pipe channel communicates with the water storage tank; the roof base body is made of steel plate 15, and the steel plate is combined with the polyacrylic acid polymer glue layer; the other structure is the same as that of the first embodiment.

 The invention locks the heat of the sunlight (the heat generated by the sunlight per square meter equivalent to the heat generated by one kilowatt of electric energy) between the heat collecting plate and the heat insulating plate through the heat collecting plate. Since there is air convection in the room, the heat between the heat collecting plate and the heat insulating plate is circulated in the chamber under the action of the air inlet hole and the air outlet hole. When the temperature is lower than the required temperature value in the room, the air inlet hole is automatically closed.

 By the invention, the cold water can be heated, and when the temperature is lower than 10 ° C, the water in the gap pipe passage of the heat collecting plate is controlled to be discharged into the water storage tank through the temperature controller, so that the outdoor water pipe has no water; At 25 ° C, water is fed into the water pipe to maintain hot water supply.

Claims

Rights request  1. A solar house heat collecting system, comprising an outer wall substrate, characterized in that an air inlet hole and an air outlet hole are arranged on the outer wall base; an outer surface of the outer wall base body is provided with an insulation board, and the heat insulation board is disposed with the outer wall base body. The outer layer of the thermal insulation board is connected with a heat collecting plate through a supporting device, and a space is arranged between the heat collecting plate and the heat insulating plate as an air passage, and a heat radiation film is disposed on an outer surface of the heat insulating plate.  2. The solar house heat collecting system according to claim 1, wherein the heat collecting plate is provided with a plurality of hemispherical heat collecting blind holes protruding toward the inside, and the blind hole inclined surface is in the direction of sunlight irradiation. vertical.  3. The solar house heat collecting system according to claim 2, wherein the heat collecting plate is provided with a self-locking structure in which one side is engaged with each other, and a sealing member is provided at an edge and a side joint; the self-locking The structure is as follows: the edge of the heat collecting plate is folded and hooked to form a self-locking.  4. The solar house heat collecting system according to claim 1, wherein the supporting device has a specific structure: one end of the supporting shaft is fixed on the base wall by a fixing layer, and the other end of the supporting shaft is concave. The groove and the groove are combined with one end of the supporting piece by a fixing nut and a screw, and the other end of the supporting piece is fixed in the hanging plate groove.  5. The solar house heat collecting system according to claim 1, wherein the hanging plate groove and the supporting hanging piece are provided with a concave-convex structure which is matched with each other.  6. The solar house heat collecting system according to claim 1, wherein the fixing nut is made of a steel plate, the surface of the steel plate is provided with a galvanized layer, and the other members are made of nylon.  7. The solar house heat collecting system according to claim 1, wherein the adhesive fixing layer is a cement mortar layer or a polymer glue layer. 8. The solar house heat collecting system according to claim 1, characterized in that it is applied to a house In the case of the top, the base body may adopt a porous cement board as a roof substrate, and the porous cement board is combined with the cement mortar layer; when the base body adopts the steel plate as a roof substrate, the steel plate is combined with the polymer glue.  9. The solar house heat collecting system according to claim 1, wherein the heat collecting plate is made of a dark material or a heat collecting plate has a dark coating on the outer surface.  10. The solar house heat collecting system according to claim 1, wherein a temperature controller, an inclined water pipe channel and a water storage tank are arranged between the heat collecting plate and the heat insulating plate, and the temperature controller is separately controlled. Air passage and water pipe passage, and the water pipe passage communicates with the water storage tank.