CN218492888U - Adhesive tape for photovoltaic building integrated roof and photovoltaic building integrated roof using same - Google Patents

Abstract

A rubber strip for a photovoltaic building integrated roof and the photovoltaic building integrated roof using the same are used for buffering, sealing and adsorption of the photovoltaic building integrated roof, and the rubber strip is arranged between a first supporting beam and a photovoltaic assembly unit and between a second supporting beam and the photovoltaic assembly unit; the adhesive tape is provided with a sucking disc part connected with the photovoltaic assembly unit and a base part connected with the first supporting beam or the second supporting beam; the length extension direction of the sucker part and the base part is consistent with the length extension direction of the first supporting beam or the second supporting beam; in the assembled state of the adhesive tape and the photovoltaic assembly, after the photovoltaic assembly unit is pressed towards the first supporting beam and the second supporting beam, the sucking disc part and the surface of the photovoltaic assembly unit form at least one negative pressure cavity, and the bottom surface of the base part is tightly attached to the first supporting beam and the second supporting beam. The adhesive tape has the functions of adsorbing and blocking rainwater for the photovoltaic module, and positioning and preventing the photovoltaic module unit from falling off.

Description

Adhesive tape for photovoltaic building integrated roof and photovoltaic building integrated roof using same

Technical Field

The utility model relates to a photovoltaic building technical field, in particular to integrative roofing of photovoltaic building is with adhesive tape and use its integrative roofing of photovoltaic building.

Background

Photovoltaic is a solar photovoltaic power generation system for short, and is a novel power generation system which directly converts solar radiation energy into electric energy by using the photovoltaic effect of a solar cell semiconductor material. With the development of the photovoltaic industry, photovoltaic panel assemblies are applied to ceilings and building surfaces, and even as part of windows, skylights, or shelters, which are commonly referred to as building-mounted photovoltaic systems. The photovoltaic system is mainly divided into BAPV and BIPV, wherein BAPV refers to a solar photovoltaic power generation system attached to a building, and the main function of the BAPV is power generation and does not replace the function of the original building; BIPV refers to a solar photovoltaic power generation system which is designed, constructed and installed simultaneously with a building and forms perfect combination with the building, and the BIPV is used as a part of an external member of the building and has the functions of power generation as well as building members and building materials.

BAPV photovoltaic power generation system is as traditional solar photovoltaic power generation system of adhering to on the building, and photovoltaic module is fixed all around with the aluminum alloy frame, and reuse support is fixed on the building roofing, and its roofing is in disorder, the wholeness is relatively poor, and this kind of technique can cause the destruction of different degree to former building roofing, and the fastness is not good enough, is invaded and damaged by typhoon, torrential rain easily, and most still adopts BAPV photovoltaic power generation system in the existing market.

In the existing BIPV solution, for example, a chinese patent CN213572699U is issued at 29.06.2021 to a utility model with a patent number of "202020838921.6" and a name of "a building integrated photovoltaic roof", referring to fig. 1 to fig. 6 of a comparison document 1, the comparison document 1 discloses a building integrated photovoltaic roof, which includes a photovoltaic panel assembly tiled on a roof, a horizontal purlin is provided on the roof, a longitudinal water tank and a horizontal water tank for supporting the photovoltaic assembly are provided between the horizontal purlin and the photovoltaic panel assembly, a medium-pressure member is provided in a longitudinal device interval, a cross arm for mounting the medium-pressure member is provided on the longitudinal water tank, the longitudinal water tank is a tank member composed of vertical plates at two sides and a bottom plate, the top of the vertical plate is provided with an outward-turned bearing surface, and the longitudinal water tank is connected with the horizontal purlin through a fixing clamp; the horizontal water tank comprises vertical plates arranged in horizontal assembly joints between vertical adjacent photovoltaic modules, a water guiding plate which is bent towards the photovoltaic modules below and covers the upper surfaces of the photovoltaic modules below is arranged at the top of each vertical plate, and a water receiving plate which is bent towards the photovoltaic modules above and supports the lower surfaces of the photovoltaic modules above is arranged at the bottom of each vertical plate.

The component of reference 1 belongs to traditional photovoltaic module who has the aluminum alloy frame, and traditional photovoltaic module is fixed all around with the aluminum alloy frame, and the reuse support is fixed on building roof, and uses the structure glue or joint strip to seal between support and the photovoltaic module, realizes the utility model discloses an in-process, the inventor discovers that traditional photovoltaic module exists following shortcoming at least: firstly, the sealing rubber strip cannot enable the photovoltaic component and the support to be completely tight without gaps, so that rainwater cannot be completely blocked, particularly, the joint of the sealing rubber strip and the photovoltaic component is fastened by pressing the photovoltaic component, if a thinner photovoltaic component is used, the tightness is reduced, and the risk of water leakage is increased; secondly, the function is single, can only regard as sealed buffering usefulness, and other functions then need other parts to cooperate the completion, cause the integrative roofing structure subassembly of photovoltaic building many, manufacturing cost, assembly cost are high, and follow-up maintenance degree of difficulty, cost are also high.

In view of the above, the present invention is directed to solving the above-mentioned problems of the prior art.

Disclosure of Invention

The utility model aims at providing an integrative roofing of photovoltaic building is with adhesive tape and use its integrative roofing of photovoltaic building.

In order to achieve the above object, the first aspect of the present invention adopts the following technical solutions: the utility model provides an adhesive tape for integrative roofing of photovoltaic building for buffering, sealed and absorption of integrative roofing of photovoltaic building, this integrative roofing of photovoltaic building include support and photovoltaic module unit, the support includes that length extends along the first supporting beam of first direction and length extend along the second direction and support the beam with the second that first supporting beam cooperation is connected, and its innovation point lies in:

the adhesive tapes are arranged between the first supporting beam and the photovoltaic assembly unit and between the second supporting beam and the photovoltaic assembly unit;

the adhesive tape is provided with a sucking disc part connected with the photovoltaic assembly unit and a base part connected with the first supporting beam or the second supporting beam; the length extension directions of the sucker part and the base part are consistent with the length extension direction of the first support beam or the second support beam;

in an assembled state of the adhesive tape and the photovoltaic assembly, after the photovoltaic assembly unit faces the first supporting beam and the second supporting beam in a pressing mode, the sucking disc part and the surface of the photovoltaic assembly unit form at least one negative pressure cavity, and the bottom surface of the base part is tightly attached to the first supporting beam and the second supporting beam.

The utility model discloses a technical scheme that second aspect adopted is: the utility model provides an integrative roofing of photovoltaic building, this integrative roofing of photovoltaic building uses the adhesive tape set forth in the above-mentioned first aspect.

The related content of the utility model is explained as follows:

1. in the above technical scheme, in the integrative roofing of photovoltaic building that adopts less structural component, make between first supporting beam and the photovoltaic module unit and adopt the adhesive tape that has sucking disc portion and base portion to link up between second supporting beam and the photovoltaic module unit, thereby have the absorption and block rainwater sealing effect to photovoltaic module, can also play the cushioning effect of photovoltaic module and metal section bar when the installation, it is not fragile when making the photovoltaic module installation, and can also have the location, prevent the function that the photovoltaic module unit drops.

2. In the technical scheme, the rubber strip is made of rubber, has good buffering and sealing performances, and can meet the adsorption condition.

3. In the technical scheme, the sucking disc part is provided with the sucking disc side wings facing to the two sides, the sucking disc side wings are arc-shaped, the two sucking disc side wings form an adsorption cavity facing to the middle part, the structure is reasonable, and the adsorption effect and the sealing effect are good. When a plurality of negative pressure cavities (more than or equal to two negative pressure cavities) are arranged, a division bar is arranged between the adjacent negative pressure cavities.

4. In the technical scheme, the base part is provided with the base side wings facing to the two sides, so that the sealing effect is good, and the water tightness is ensured.

5. In the above technical solution, in the assembled state of the adhesive tape and the photovoltaic module, the length of the suction cup side wings extending towards both sides is greater than the length of the base side wings extending towards both sides, so that even if rainwater actually leaks in under extreme conditions, the rainwater can be discharged from the rain channel of the profile from the inward end of the suction cup side wings and cannot enter the inside of the house.

6. In the technical scheme, the bottom surface of the base part of the rubber strip is a plane, the bottom surface of the base part is connected with the first supporting beam or the second supporting beam in a positioning manner in a sticking manner, and the sticking manner is simple, reliable and effective.

7. In the technical scheme, the bottom surface of the base part of the rubber strip is provided with a bulge, the bulge on the bottom surface of the base part is connected with the clamping groove lock on the first supporting beam or the second supporting beam in a positioning manner, and the buckling mode is also a simple, reliable and effective connecting mode and is more attached to the section bar.

8. In the technical scheme, the photovoltaic building integrated roof further comprises a limiting pressing plate used for pressing the first supporting beam and the photovoltaic assembly unit, the adhesive tape is arranged between the limiting pressing plate and the photovoltaic assembly unit, most of sealing and damping requirements of the whole photovoltaic building integrated roof can be met by using the adhesive tape, the number of parts is further reduced, therefore, the production pressure and the production cost are further reduced, and the storage, the transportation and the assembly are convenient.

9. In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; they may be mechanically coupled, directly coupled, indirectly coupled through intervening media, coupled between two elements, or coupled in any other manner that does not materially affect the operation of the device, unless otherwise specifically limited. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.

10. In the present invention, the terms "center", "upper", "lower", "bottom", "inner", "outer", and the like indicate orientations or positional relationships that are assembled based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present application and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and operate, and thus should not be construed as limiting the present application.

11. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Because of the application of above-mentioned scheme, compared with the prior art, the utility model have following advantage and effect:

1. the above technical scheme of the utility model, in the integrative roofing of photovoltaic building that adopts less structural component, make between first supporting beam and the photovoltaic module unit and adopt the adhesive tape that has sucking disc portion and base portion to link up between second supporting beam and the photovoltaic module unit, thereby have to adsorb and block the rainwater sealing effect photovoltaic module, can also play the cushioning effect of photovoltaic module and metal section bar when the installation, it is not fragile when making the photovoltaic module installation, and can also have the location, prevent the function that the photovoltaic module unit drops.

2. The above technical scheme of the utility model, compare prior art and can remove more function with this part of adhesive tape for the part of integrative roofing reduces, thereby can reduce photovoltaic module's manufacturing cost, installation cost and follow-up maintenance cost of maintenance.

3. The above technical scheme of the utility model, because the sucking disc portion in the adhesive tape can become the negative pressure cavity after forming relative vacuum with the inside exhaust air of sucking disc portion when bearing the external force to adsorb photovoltaic module unit, make adhesive tape and photovoltaic module unit through the absorbent mode of adhesive tape, just avoided the appearance of this kind of condition from structural design, promote the waterproof performance of photovoltaic roofing.

4. The above technical scheme of the utility model, accomplish the absorption to photovoltaic module through the design to the adhesive tape, have fine adsorption to flexibility, semi-flexible photovoltaic power generation panel, can strengthen the destructive action that resists bad weather such as typhoon, torrential rain to this improves life, reduces and maintains cost of maintenance for flexibility, semi-flexible photovoltaic power generation panel, and is wider for marketing, clean energy's application.

5. In the above scheme of the utility model, because the metal frames adopted are few, the installation and the subsequent maintenance and repair of the supporting beam for the building can be facilitated, the dismounting and the replacement are convenient, the material allocation to different types of section bars is reduced, the materials are unified, and the material cost of enterprises is reduced; the scheme can reduce components to the maximum extent, saves cost, is convenient to install and maintain, and is developed and innovated for realizing Building Integrated Photovoltaic (BIPV).

Drawings

FIG. 1 is a schematic view of the overall structure of an adhesive tape for a photovoltaic building integrated roof according to an embodiment of the present invention;

FIG. 2 is an enlarged partial schematic view of FIG. 1;

FIG. 3 is a schematic cross-sectional view of an adhesive tape in an initial state according to an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view of an adhesive tape in an assembled state according to an embodiment of the present invention;

FIG. 5 is a schematic perspective view of the adhesive tape of the present invention having a negative pressure cavity;

FIG. 6 is a schematic perspective view of the rubber strip with two negative pressure cavities;

FIG. 7 is a schematic perspective view of the rubber strip with four negative pressure cavities;

FIG. 8 is a schematic perspective view of the adhesive tape of the present invention having eight negative pressure cavities;

FIG. 9 is a schematic perspective view of the adhesive tape of the present invention adopting a disc-type adsorption structure;

FIG. 10 is a schematic view of a disk type adsorption structure of the present invention;

figure 11 is the utility model discloses a schematic diagram of the integrative roofing of photovoltaic building.

The drawings are shown in the following parts:

1. support frame

11. First supporting beam

12. Second support beam

2. Photovoltaic module unit

3. Adhesive tape

31. Sucking disc part

310. Negative pressure cavity

311. Suction cup side wing

32. Base part

321. Side flap of base

322. Projection

4. And a limiting pressure plate.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples. The embodiment of the utility model provides an in, the directional different directions of first direction, second direction, it is specific, first direction and second direction can be the perpendicular cross direction of moving about freely and quickly to splice into the rectangular shape, also can be the slant and intersect, in order to form the prismatic shape.

Example one

As shown in fig. 1 to 9, a first embodiment of the present invention provides an adhesive tape 3 for a photovoltaic building integrated roof, which is used for buffering, sealing and adsorbing the photovoltaic building integrated roof, the photovoltaic building integrated roof is used for photovoltaic power generation, the integrated roof is used as a part of an external member of a building, and has both a power generation function and a function of a building member and a building material, the photovoltaic building integrated roof includes a support 1 and a photovoltaic module unit 2, the support 1 includes a first support beam 11 having a length extending along a first direction and a second support beam 12 having a length extending along a second direction and being connected to the first support beam 11 in a matching manner, the adhesive tape 3 is disposed between the first support beam 11 and the photovoltaic module unit 2 and between the second support beam 12 and the photovoltaic module unit 2; the adhesive tape 3 is provided with a suction cup part 31 connected with the photovoltaic module unit 2 and a base part 32 connected with the first support beam 11 or the second support beam 12; the longitudinal extension direction of the chuck section 31 and the pedestal section 32 coincides with the longitudinal extension direction of the first support beam 11 or the second support beam 12; in the assembled state of the adhesive tape 3 and the photovoltaic module, after the photovoltaic module unit 2 is pressed toward the first supporting beam 11 and the second supporting beam 12, the tray suction part 31 and the surface of the photovoltaic module unit 2 form at least one negative pressure cavity 310, and the bottom surface of the base part 32 is tightly attached to the first supporting beam 11 and the second supporting beam 12.

The embodiment of the utility model provides an in, adhesive tape 3 adopts rubber to make, and buffering, sealing performance are good, can satisfy absorbent condition simultaneously. Further, the suction cup portion 31 of the rubber strip 3 is provided with suction cup side wings 311 facing to the two sides, the suction cup side wings 311 are arc-shaped, the two suction cup side wings 311 form an adsorption cavity facing to the middle part, the structure is reasonable, the adsorption effect and the sealing effect are good, the base portion 32 of the rubber strip 3 is provided with base side wings 321 facing to the two sides, the sealing effect is good, and water leakage is guaranteed. Preferably, in the assembled state of the adhesive strip 3 and the photovoltaic module, the length of the suction cup side wing 311 extending towards both sides is greater than the length of the base side wing 321 extending towards both sides, so that even if rainwater really leaks in an extreme case, the rainwater can be discharged from the rain channel of the profile from the inward end of the suction cup side wing 311 and cannot enter the interior of the house.

In the first embodiment of the present invention, when there are a plurality of negative pressure cavities 310 (greater than or equal to two), a spacing bar 312 is disposed between adjacent negative pressure cavities 310, for example, in fig. 6, two negative pressure cavities 310 are disposed in one adhesive tape; for example, in fig. 7, four negative pressure cavities 310 are provided in one adhesive tape; for example, in fig. 8, eight negative pressure cavities 310 are arranged in one rubber strip. However, the present invention is not limited to this, and the number of the negative pressure cavities 310 may also be 3, 5, 7, 9, or other numbers, which are determined according to actual requirements. For the production of such a strip, a mold may be used for injection molding production. In addition, as shown in fig. 9, the negative pressure cavity of the suction disc part designed and formed in the rubber strip may also be a disc type adsorption structure, and the shape of the disc type adsorption structure may refer to fig. 10; of course, the utility model discloses do not regard this as the limit, the shape, the structure of negative pressure cavity in the sucking disc portion as long as can satisfy can form the absorbent cavity of negative pressure can.

The connection of the base portion 32 of the strip 3 to the first support beam 11 or the second support beam 12 can be achieved by: the bottom surface of the base part 32 of the rubber strip 3 is a plane, and the bottom surface of the base part 32 is connected with the first supporting beam 11 or the second supporting beam 12 in a positioning manner in a sticking manner, so that the sticking manner is simple, reliable and effective; the bottom surface of the base part 32 of the rubber strip 3 is provided with a bulge 322, the bulge 322 on the bottom surface of the base part 32 is connected with the clamping groove on the first supporting beam 11 or the second supporting beam 12 in a buckling and positioning manner, and the buckling manner is also a simple, reliable and effective connecting manner and is more attached to the section. Of course, the present invention is not limited thereto, and other connection methods for connecting the base portion 32 of the rubber strip 3 to the first support beam 11 or the second support beam 12 may be provided.

Example two

As shown in fig. 1 to 11, the second embodiment of the present invention provides an integrated photovoltaic building roof, which uses the adhesive tape 3 explained in the first embodiment.

Specifically, the photovoltaic building integrated roof further comprises a limiting pressing plate 4 used for pressing the first supporting beam 11 and the photovoltaic assembly unit 2, the rubber strip 3 is arranged between the limiting pressing plate 4 and the photovoltaic assembly unit 2, most of sealing and damping requirements of the whole photovoltaic building integrated roof can be met by using one rubber strip 3, the number of parts is further reduced, accordingly, production pressure and production cost are further reduced, and storage, transportation and assembly are convenient.

Through the implementation of the embodiment, in the photovoltaic building integrated roof adopting fewer structural components, the first supporting beam 11 and the photovoltaic module unit 2 and the second supporting beam 12 and the photovoltaic module unit 2 are connected by the adhesive tape 3 with the tray sucking part 31 and the base part 32, so that the photovoltaic module is adsorbed and blocked in rainwater sealing effect, the buffer effect of the photovoltaic module and a metal section bar can be achieved during installation, the photovoltaic module is not easy to damage during installation, positioning can be achieved, and the photovoltaic module unit 2 is prevented from falling off.

Through the experiment of the applicant, the adhesive tape 3 with the structure is applied to solar panel assemblies with different specifications, can be suitable for conventional solar panels and thin solar panels (flexible and semi-flexible solar panels) on the existing market, and has good adsorption, sealing and shock absorption effects. In practical application, since the position-limiting pressure plate 4 is extended along the first direction of the first support beam 11, as shown in fig. 5, the interval therebetween is arranged according to practical construction requirements, and due to the position of the pressing force, the number of negative pressure cavities 310 that can be generated in the adhesive tape 3 on the first support beam 11 may be more than one, and meanwhile, the structure of the adhesive tape 3 may also satisfy the possibility of having a plurality of negative pressure cavities 310.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims (10)

1. The utility model provides an adhesive tape for integrative roofing of photovoltaic building for buffering, sealed and absorption of integrative roofing of photovoltaic building, this integrative roofing of photovoltaic building include support (1) and photovoltaic module unit (2), support (1) include that length extends along first direction first supporting beam (11) and length extend along the second direction and with the second supporting beam (12) that first supporting beam (11) cooperation is connected, its characterized in that:

the adhesive tapes (3) are arranged between the first supporting beam (11) and the photovoltaic module unit (2) and between the second supporting beam (12) and the photovoltaic module unit (2);

the adhesive tape (3) is provided with a suction cup part (31) connected with the photovoltaic module unit (2) and a base part (32) connected with the first supporting beam (11) or the second supporting beam (12); the longitudinal extension direction of the pan section (31) and the pedestal section (32) coincides with the longitudinal extension direction of the first support beam (11) or the second support beam (12);

in the assembling state of the adhesive tape (3) and the photovoltaic module, after the photovoltaic module unit (2) is pressed towards the first supporting beam (11) and the second supporting beam (12), at least one negative pressure cavity (310) is formed on the surface of the sucking disc part (31) and the photovoltaic module unit (2), and the bottom surface of the base part (32) is tightly attached to the first supporting beam (11) and the second supporting beam (12).

2. The adhesive tape for the integrated photovoltaic roof, according to claim 1, is characterized in that: the rubber strip (3) is made of rubber.

3. The adhesive tape for the integrated photovoltaic roof, according to claim 1, is characterized in that: the sucking disc part (31) is provided with sucking disc side wings (311) facing to two sides, the sucking disc side wings (311) are arc-shaped, and the two sucking disc side wings (311) face to the middle part to form a sucking cavity.

4. The adhesive tape for the photovoltaic integrated roof of the building as claimed in claim 3, wherein: the number of the negative pressure cavities (310) is multiple, and a division bar (312) is arranged between every two adjacent negative pressure cavities (310).

5. The adhesive tape for the photovoltaic integrated roof of the building as claimed in claim 3, wherein: the base part (32) has base side flaps (321) facing both sides.

6. The adhesive tape for the photovoltaic integrated roof of the building as claimed in claim 5, wherein: under the assembly state of the adhesive tape (3) and the photovoltaic assembly, the length of the sucker side wings (311) extending towards two sides is greater than the length of the base side wings (321) extending towards two sides.

7. The adhesive tape for the integrated photovoltaic roof, according to claim 1, is characterized in that: the bottom surface of the base part (32) of the adhesive tape (3) is a plane, and the bottom surface of the base part (32) is connected with the first supporting beam (11) or the second supporting beam (12) in a positioning mode in a sticking mode.

8. The adhesive tape for the integrated photovoltaic roof, according to claim 1, is characterized in that: the bottom surface of the base part (32) of the rubber strip (3) is provided with a bulge (322), and the bulge (322) on the bottom surface of the base part (32) is buckled, positioned and connected with a clamping groove on the first supporting beam (11) or the second supporting beam (12).

9. The adhesive tape for the integrated photovoltaic roof, according to claim 1, is characterized in that: the integrated photovoltaic building roof further comprises a limiting pressing plate (4) used for pressing the first supporting beam (11) and the photovoltaic module unit (2), and the adhesive tape (3) is arranged between the limiting pressing plate (4) and the photovoltaic module unit (2).

10. The utility model provides an integrative roofing of photovoltaic building which characterized in that: the photovoltaic building integral roof uses the adhesive tape (3) of any one of claims 1 to 9.

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