CN114673309A - A new type of thermal insulation and low power consumption BIPV integrated component - Google Patents

Abstract

The invention discloses a novel heat preservation and low power consumption BIPV integrated component, which includes a CIGS solar component and four upper, lower, left and right connecting pieces for connecting the CIGS solar component with the building. The four connecting pieces are fixed together, and the upper The connecting piece is clamped with the lower connecting piece, the left connecting piece is clamped with the right connecting piece, and the sealing strip is filled at the clamping and overlapping places of the left and right connecting pieces to achieve water vapor sealing. The bottom of the connecting piece is also provided with a thermal insulation layer. The heat preservation card slot is used for building heat preservation, and the side wall of the connecting piece and the overlapping part of the upper and lower connecting pieces form a heat dissipation space, which is used to dissipate heat for the CIGS solar module. In the present invention, the power generation panel can be directly assembled on the building through the upper, lower, left and right connectors, and the CIGS solar module can be directly assembled on the building through the upper, lower, left and right connectors. It can effectively solve the waterproof and thermal insulation problems of the roof, and at the same time solve the heat dissipation problem of CIGS solar modules, which expands its application range.

Description

A new type of thermal insulation and low power consumption BIPV integrated component

technical field

The invention relates to the field of solar power generation, in particular to a novel heat preservation and low power consumption BIPV integrated component.

Background technique

BIPV (Building Integrated Photovoltaic) is a solar photovoltaic power generation system that is designed, constructed and installed at the same time with the building, and forms a perfect combination with the building. It is also called "building type" or "building material type" solar photovoltaic building. As a part of the external structure of the building, it not only has the function of power generation, but also has the functions of building components and building materials, and can even enhance the beauty of the building, forming a perfect unity with the building.

At present, building-integrated photovoltaics mostly use a simple stacking method to combine photovoltaic modules with buildings, that is, BAPV (Building Attached Photovoltaic, "installed" photovoltaic buildings), while BIPV is not a simple photovoltaic stacking building. The integration of buildings and buildings must consider the properties of their building materials, that is, the overall requirements of building energy conservation, safety, environmental protection, aesthetics and economical practicability. And because the installation of photovoltaics on the existing roof of the building will cause damage to the roof structure, the installation of photovoltaics on the color steel tiles of mainstream workshops has the problem of mismatching service life, resulting in secondary disassembly and assembly of photovoltaic modules, resulting in a large loss in cost.

SUMMARY OF THE INVENTION

In order to solve the problems existing in the prior art, the present invention provides a new type of thermal insulation and low power consumption BIPV integrated component, which can directly assemble the CIGS solar module on the building through four types of connectors: upper, lower, left and right, one-time It solves the waterproof and thermal insulation problems of the roof, and at the same time solves the heat dissipation problem of CIGS solar modules, which greatly expands its application range.

The present invention adopts the following technical solutions: a novel thermal insulation and low power consumption BIPV integrated component, including an upper connector, a left connector, a right connector, a lower connector and a CIGS solar module, the upper connector and the left connector , The lower connecting piece and the right connecting piece are fixedly connected by an L-shaped corner code to enclose a quadrilateral frame for installing CIGS solar modules, specifically: an L-shaped corner code is formed between the upper connecting piece and the adjacent left connecting piece. Fixed connection, the left connecting piece and the adjacent lower connecting piece are fixedly connected by an L-shaped corner code, the lower connecting piece and the adjacent right connecting piece are fixedly connected by an L-shaped corner code, and the right connecting piece and the adjacent right connecting piece are fixedly connected. The upper connectors are fixedly connected by L-shaped corner codes;

The left connecting piece has a left fixing hole, a left clamping head, a left clamping slot and a left bearing platform, the right connecting piece has a right fixing hole, a right clamping head, a right clamping slot and a right bearing platform, and the left and right ends of the CIGS solar module are Bearing on the left bearing platform and the right bearing platform respectively, and stuck in the left card slot and the right card slot, the left card head and the right card head are clipped, and the overlapping part of the left connecting piece and the right connecting piece has an independent sealing space. The space is filled with sealing strips to achieve water vapor sealing;

The upper connecting piece has an upper fixing hole, an upper clamping slot and an upper bearing platform, and the lower connecting piece has a lower fixing hole, a lower clamping head and a lower bearing platform, and the upper and lower ends of the CIGS solar module bear on the upper bearing platform and the lower bearing platform respectively. On the bearing platform, the upper end of the CIGS solar module is clamped in the upper slot, the lower end is pressed against the side wall of the lower clip, the lower clip is clipped on the upper wall of the upper slot, and the upper connector and the lower connector are overlapped with a The heat dissipation channel forms a chimney effect, which can greatly improve the cooling effect of CIGS solar modules;

The bottom of the upper connector has an upper heat preservation card slot, the bottom of the lower connector has a lower heat preservation card slot, the bottom of the left connector has a left heat preservation card slot, the bottom of the right connector has a right heat preservation card slot, the upper heat preservation card slot, The thermal insulation frame enclosed by the lower thermal insulation card slot, the left thermal insulation card slot and the right thermal insulation card slot is provided with an thermal insulation layer for thermal insulation of the building.

For the sake of simple explanation of the problem, the novel heat preservation and low power consumption BIPV integrated components described in the present invention are referred to as the components below.

The upper connecting piece and the left connecting piece, the left connecting piece and the lower connecting piece, the lower connecting piece and the right connecting piece, and the right connecting piece and the upper connecting piece are all fixed by the L-shaped angle code, and the structure is firm; It is easy and efficient to assemble with the lower connector and the left connector and the right connector. There is also a heat preservation card slot at the bottom, and the heat preservation layer is installed in the heat preservation card slot, which can keep the building warm; a first heat dissipation space is formed between the side walls of the four fixing holes, and there is a heat dissipation channel where the upper connecting piece and the lower connecting piece overlap. , forming a chimney effect, which can dissipate heat to the CIGS solar module, improve the power generation efficiency, solve the waterproof and thermal insulation problems of the component installed on the roof, and also solve the heat dissipation problem of the CIGS solar module.

Preferably, there is a left heat dissipation wall between the left fixing hole and the left heat preservation slot, a right heat dissipation wall between the right fixation hole and the right heat preservation slot, and an upper heat dissipation wall between the upper fixation hole and the upper heat preservation slot There is a lower heat dissipation wall between the lower fixing hole and the lower heat preservation card slot, and a second heat dissipation space is formed between the upper heat dissipation wall, the left heat dissipation wall, the lower heat dissipation wall and the right heat dissipation wall. CIGS solar modules dissipate heat to further improve power generation efficiency.

Preferably, the left clip has a left clip that is bent downward, the right clip has a right clip that is bent upward, the left clip and the lower right clip are hooked and fixed to each other, and the left clip and the right clip are The hook joint is filled with a sealing strip to form a water vapor sealing area, and a longitudinal water guide groove is formed between the right clip and the outer wall of the left clip slot, which is convenient for rainwater to flow down.

Preferably, the bottom of the left connector has a mounting seat, the mounting seat and the left connector are integrally formed, and the included angle between the mounting seat and the power generation panel is an acute angle, so that the bottom corner of the left connector can be embedded with the roof purlin. type installation, making the installation more convenient.

Preferably, the bottom of the right connector has a semi-enclosed guide frame, which can make the soil and other particles in the rain flow smoothly out of the power generation panel when it rains in the atmospheric environment, thereby improving the actual power generation efficiency of the power generation panel.

Preferably, the sealant strips are filled by way of plugging, which can make the seal tighter and avoid the interaction between indoor and outdoor water vapor.

Preferably, the upper bearing platform, the left bearing platform, the lower bearing platform and the right bearing platform are also milled with accommodating grooves for placing the wiring board.

Preferably, the thermal insulation layer is composed of one layer of vacuum thermal insulation board and two layers of silicon calcium board, and the vacuum thermal insulation board is sandwiched between the two layers of silicon calcium board to achieve better thermal insulation effect.

Preferably, the left connector and the right connector adopt a low-strength frame support design. This design facilitates the connection of the positive and negative wires of the power generation panel first, and can save costs while ensuring the force strength.

Preferably, it also includes a special purlin, the special purlin is in the shape of "sub" as a whole, and the upper surface of the special purlin has a clamping groove for connecting with the upper connecting piece, and the side wall and the bottom of the clamping groove are installed. The included angle between the walls is 30°, which greatly improves the installation efficiency and saves the investment cost under the condition of ensuring the force strength. Through the application of special purlins in the vertical direction, the novel thermal insulation and low power consumption BIPV integrated component of the present invention can replace the roof and wall structures of buildings (mainly factories), greatly expanding its application field.

Description of drawings

Fig. 1 is a schematic diagram of the novel thermal insulation and low power consumption BIPV integrated component unit of the present invention.

FIG. 2 is a schematic diagram of the connection mode of the left connecting piece and the right connecting piece.

FIG. 3 is a schematic diagram of the connection mode of the upper connector and the lower connector.

Figure 4 is a structural cross-sectional view of a specially made purlin.

Detailed ways

The specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are only used to illustrate and explain the present invention, but not to limit the present invention.

The new heat preservation and low power consumption BIPV integrated component, as shown in Figure 1-Figure 4, includes an upper connector 10, a lower connector 30, a left connector 20, a right connector 40 and a CIGS solar module 1, an upper connector 10, The left connecting piece 20, the lower connecting piece 30 and the right connecting piece 40 together form a quadrilateral lightweight frame for installing the CIGS solar module 1; First of all, it is convenient to connect the positive and negative wires of the CIGS solar module 1, and it can save costs while ensuring the strength of the force.

The left connecting member 20 has a left fixing hole 23, a left clamping head 26, a left clamping slot 25 and a left bearing platform 24, and the right connecting member 40 has a right fixing hole 43, a right clamping head 46, a right clamping slot 45 and a right bearing platform. The platform 44, the left and right ends of the CIGS solar module 1 are respectively borne on the left bearing platform 24 and the right bearing platform 44, and are clamped in the left clamping slot 25 and the right clamping slot 45, and the left clamping head 26 has a downward bending The left clip 261 of the right clip 46 has an upwardly curved right clip 461, the left clip 261 and the right clip 461 are clipped and fixed with each other, and are sealed with a sealing tape 3, thereby connecting the left connector 20 to the right clip. The connector 40 is clamped and fixed, and a longitudinal water guide groove 7 is formed between the right buckle 461 and the outer wall of the adjacent left clip slot 25, which is convenient for rainwater to flow down. There is an independent sealing space at the overlapping place with the right connecting piece 40, and the sealing space is filled with the sealing rubber strip 3 to form a water vapor sealing area.

The upper connector 10 has an upper fixing hole 13, an upper card slot 15 and an upper bearing platform 14, and the lower connector 30 has a lower fixing hole 33, a lower clip 35 and a lower bearing platform 34. The upper end of the CIGS solar module 1 is clamped in the upper slot 15, the lower end is pressed against the side wall of the lower clamp 35, and the lower clamp 35 is clamped in the upper slot 15. On the upper wall of the upper connecting member 10 and the lower connecting member 30, there is a connecting space 9, which forms a chimney effect, which can greatly improve the cooling effect of the IGS solar module 1.

The upper bearing platform 14 , the left bearing platform 24 , the lower bearing platform 34 and the right bearing platform 44 are used to carry the CIGS solar module 1 and the weight of workers during installation. The upper surfaces of the upper bearing platform 14 , the left bearing platform 24 , the lower bearing platform 34 and the right bearing platform 44 are also milled with accommodating grooves for placing wiring boards.

The bottom of the upper connector 10 also has an upper heat preservation card slot 11, the bottom of the lower connector 30 has a lower heat preservation card slot 31, the bottom of the left connector 20 has a left heat preservation card slot 21, and the bottom of the right connector 40 has a right heat preservation card Slot 41, the upper heat preservation card slot 11, the lower heat preservation card slot 31, the left heat preservation card slot 21 and the right heat preservation card slot 41 are provided with a heat preservation layer in the heat preservation frame. The vacuum insulation board 6 sandwiched between the calcium-silicon boards not only solves the problem of size mismatch between the vacuum insulation board and the CIGS solar module, but also avoids the cold bridge effect by using its material properties.

There is a left heat dissipation wall 22 between the left fixing hole 23 and the left heat preservation slot 21 , a right heat dissipation wall 42 between the right fixation hole 43 and the right heat preservation slot 41 , and an upper heat dissipation wall 42 between the upper fixation hole 13 and the upper heat preservation slot 11 . The heat dissipation wall 12 has a lower heat dissipation wall 32 between the lower fixing hole 33 and the lower heat preservation card slot 31, and a second heat dissipation space 4 is formed between the upper heat dissipation wall 12, the left heat dissipation wall 22, the lower heat dissipation wall 32 and the right heat dissipation wall 42, It is used to dissipate heat to the CIGS solar module 1 and improve the power generation efficiency.

The left heat dissipation wall 21 also has a left clamp head 27, and the right heat dissipation wall 41 also has a right clamp head 47. The left clamp head 27 is clamped with the right clamp head 47, so that the connection between the left connecting piece 20 and the right connecting piece 40 is more firm. .

The bottom of the left connector 20 also has a mounting seat 28. The mounting seat 28 is integrally formed with the left connector 10. The included angle between the mounting seat 28 and the CIGS solar module 1 is 30°. The bottom of the piece 20 forms an embedded installation with the special purlin 100, which makes the installation more convenient. The bottom of the right connector 40 has a semi-enclosed guide frame 48 , which can smoothly flow out the soil and other particles in the rainwater when it rains in the atmospheric environment, thereby improving the actual power generation efficiency of the CIGS solar module 1 .

The upper fixing hole 13, the left fixing hole 23, the lower fixing hole 33 and the right fixing hole 43 are all located below the CIGS solar module 1, one end of the L-shaped corner 6 penetrates the upper fixing hole 13, and the other end penetrates the left side. In the fixing hole 23, the upper connecting piece 10 and the left connecting piece 20 are fixed; one end of the L-shaped corner 6 is inserted into the left fixing hole 23, and the other end is inserted into the lower fixing hole 33, and the left connecting piece 20 and the lower connecting piece are inserted 30 is fixed; one end of the L-shaped corner code 6 is inserted into the lower fixing hole 33, and the other end is inserted into the right fixing hole 43 to fix the lower connecting piece 10 and the right connecting piece 40; one end of the L-shaped corner code 6 is inserted into the right fixing hole hole 43, the other end penetrates into the upper fixing hole 13 to fix the right connecting piece 40 and the upper connecting piece 10, thereby enclosing the upper connecting piece 10, the left connecting piece 20, the lower connecting piece 30 and the right connecting piece 40 into one Quadrilateral waterproof frame for installing CIGS solar module 1. A first heat dissipation space 8 is formed between the side walls of the upper fixing hole 13 , the left fixing hole 23 , the lower fixing hole 33 and the right fixing hole 43 , which facilitates the heat dissipation of the CIGS solar module 1 and improves the power generation efficiency.

It also includes specially made purlins, the said specially made purlins 100 are in the shape of "sub" as a whole, and the upper surface of the specially made purlins 100 has a snap-fit slot 101 for connecting with the left connector 20, and the side wall of the snap-fit slot 101 The angle between the bottom wall and the bottom wall is 30°, and the special purlin 100 and the left connecting piece 20 are clamped to each other, which greatly improves the installation efficiency and saves investment while ensuring the force strength.

The above-mentioned sealing strips 3 are all filled by way of plugging, which can make the seal tighter and avoid water-vapor interaction.

When installing on the roof, select special purlins, and distribute the special purlins evenly according to actual needs, so that the mounting seat 28 of the left connecting piece 20 is embedded in the clamping slot 101 of the special purlin, and the right connecting piece 40 is placed on the upper part of the special purlin. Then fix it with self-tapping screws, so as to connect the component unit with the building as a whole.

When installing on the wall, according to the size of the CIGS solar module, add sub-shaped support columns on the wall foundation and distribute them evenly. During installation, the left connector 20 of the component is embedded in the special purlin, and the right connector 40 is placed on the special purlin. The upper part of the purlin is fixed with self-tapping screws.

It should be noted that this component can also be installed on common building structures such as C-shaped steel or I-beam through self-tapping screws.

This component adopts L-shaped angle code between the upper connecting piece 10 and the left connecting piece 20, the left connecting piece 20 and the lower connecting piece 30, the lower connecting piece 30 and the right connecting piece 40, and the right connecting piece 40 and the upper connecting piece 10. 6. Fixed and firm in structure; the upper connecting piece 10 and the lower connecting piece 30 and the left connecting piece 20 and the right connecting piece 40 all adopt the clamping method, which is easy and efficient to assemble; the overlap between the upper connecting piece 10 and the lower connecting piece 30 and The overlapping parts of the left connector 20 and the right connector 40 are filled with the sealing strip 3 in a way of plugging to achieve water-vapor sealing, avoid water-vapor interaction, and solve the waterproof problem of the CIGS solar module 1 installed on the roof; the upper fixing hole 13 A first heat dissipation space is formed between the lower fixing hole 33, the left fixing hole 23 and the right fixing hole 43, and a second heat dissipation space 4 is formed between the upper heat dissipation wall 12, the lower heat dissipation wall 32, the left heat dissipation wall 22 and the right heat dissipation wall 42 , in this way, there is a heat dissipation space of 5-8 cm between the thermal insulation layer and the CIGS solar module 1, which can avoid the phenomenon that the power generation efficiency declines due to the temperature rise caused by the solar radiation of the CIGS solar module 1 during power generation, and improves the power generation efficiency. . The installation of the bottom thermal insulation layer can replace the thermal insulation layer of the building and insulate the building, which not only saves the construction cost, but also makes the installation faster. by putting

The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the specific details of the above-mentioned embodiments. Within the scope of the technical concept of the present invention, various simple modifications can be made to the technical solutions of the present invention, These simple modifications all belong to the protection scope of the present invention.

Claims (9)

1. A novel heat-preservation low-power-consumption BIPV integrated component comprises an upper connecting piece, a left connecting piece, a right connecting piece, a lower connecting piece and a CIGS solar module, wherein the upper connecting piece, the left connecting piece, the lower connecting piece and the right connecting piece are fixedly connected through L-shaped corner connectors to form a quadrilateral frame for mounting the CIGS solar module;

the method is characterized in that:

the left connecting piece is provided with a left fixing hole, a left clamping head, a left clamping groove and a left bearing platform, the right connecting piece is provided with a right fixing hole, a right clamping head, a right clamping groove and a right bearing platform, the left end and the right end of the CIGS solar module are respectively borne on the left bearing platform and the right bearing platform and clamped in the left clamping groove and the right clamping groove, the left clamping head is clamped with the right clamping head, an independent sealing space is formed at the overlapped part of the left connecting piece and the right connecting piece, and a sealing rubber strip is filled in the sealing space;

the upper connecting piece is provided with an upper fixing hole, an upper clamping groove and an upper bearing table, the lower connecting piece is provided with a lower fixing hole, a lower clamping head and a lower bearing table, the upper end and the lower end of the CIGS solar component are respectively borne on the upper bearing table and the lower bearing table, the upper end of the CIGS solar component is clamped in the upper clamping groove, the lower end of the CIGS solar component is propped against the side wall of the lower clamping head, the lower clamping head is clamped on the upper wall of the upper clamping groove, and a heat dissipation channel is reserved at the overlapped part of the upper connecting piece and the lower connecting piece;

the bottom of going up the connecting piece still has last heat preservation draw-in groove, and the bottom of lower connecting piece has lower heat preservation draw-in groove, and the bottom of left connecting piece has left heat preservation draw-in groove, and the bottom of right connecting piece has right heat preservation draw-in groove, is equipped with the heat preservation in the heat preservation frame that goes up heat preservation draw-in groove, lower heat preservation draw-in groove, left heat preservation draw-in groove and right heat preservation draw-in groove enclose.

2. The novel heat-preservation low-power-consumption BIPV integrated component as claimed in claim 1, wherein: the heat dissipation structure is characterized in that a left heat dissipation wall is arranged between the left fixing hole and the left heat preservation clamping groove, a right heat dissipation wall is arranged between the right fixing hole and the right heat preservation clamping groove, an upper heat dissipation wall is arranged between the upper fixing hole and the upper heat preservation clamping groove, a lower heat dissipation wall is arranged between the lower fixing hole and the lower heat preservation clamping groove, and a heat dissipation space is formed among the upper heat dissipation wall, the left heat dissipation wall, the lower heat dissipation wall and the right heat dissipation wall.

3. The novel heat-preservation low-power-consumption BIPV integrated component as claimed in claim 1 or 2, wherein: the left clamping head is provided with a left buckle bent downwards, the right clamping head is provided with a right buckle bent upwards, the left buckle is fixedly hooked with the lower right buckle, a joint of the left buckle and the right buckle is filled with sealing rubber strips, and a longitudinal water guide groove is formed between the right buckle and the outer wall of the left clamping groove.

4. The novel heat-preservation low-power-consumption BIPV integrated component as claimed in claim 1 or 2, wherein: the left connecting piece bottom have a mount pad, mount pad and left connecting piece integrated into one piece, the contained angle of mount pad and electricity generation panel is the acute angle.

5. The novel heat-preservation low-power-consumption BIPV integrated component according to claim 4, characterized in that: the bottom of the right connecting piece is provided with a semi-surrounding type flow guide frame.

6. The novel heat-preservation low-power-consumption BIPV integrated component as claimed in claim 1 or 2, wherein: the sealing strips are filled in an expansion plug mode.

7. The novel heat-insulating low-power-consumption BIPV integrated component as claimed in claim 1 or 2, wherein: the upper bearing, the left bearing platform, the lower bearing platform and the right bearing platform are also milled with accommodating grooves for accommodating wiring boards.

8. The novel heat-preservation low-power-consumption BIPV integrated component as claimed in claim 1 or 2, wherein: the heat insulation layer consists of a layer of vacuum heat insulation board and two layers of calcium silicate boards, and the vacuum heat insulation board is sandwiched between the two layers of calcium silicate boards.

9. The novel heat-preservation low-power-consumption BIPV integrated component as claimed in claim 1 or 2, wherein: the purlin is integrally in an 'ya' shape, the upper surface of the purlin is provided with a clamping groove used for being connected with an upper connecting piece, and an included angle between the side wall and the bottom wall of the clamping groove is an acute angle.

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