CN215978137U

CN215978137U - Wind-resistant clamp and BIPV system

Info

Publication number: CN215978137U
Application number: CN202121360839.8U
Authority: CN
Inventors: 王申存; 单康康; 张松
Original assignee: Xian Longi Green Energy Architecture Technology Co Ltd
Current assignee: Longi Solar Technology Co Ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2022-03-08
Anticipated expiration: 2031-06-18

Abstract

The utility model relates to a wind-resistant clamp and a BIPV system, wherein the wind-resistant clamp comprises a first clamping piece and a second clamping piece which are matched with each other; the first clamping piece comprises a mounting flat plate, and a first clamping part and a first locking part are arranged at the bottom of the mounting flat plate at intervals; the second clamping piece comprises a connecting flat plate, and a second clamping part and a second locking part are respectively arranged at two ends of the bottom of the connecting flat plate; when the first clamping piece is connected with the second clamping piece, the second clamping portion and the second locking portion are located between the first clamping portion and the first locking portion, the first clamping portion and the second clamping portion are used for clamping the lock edge rib of the metal roof, and the first locking portion is detachably connected with the second locking portion. When the wind-resistant clamp is used for connecting and installing the photovoltaic module, the installation mode is economic and simple, the construction is simple, the combination degree of the metal roof and the photovoltaic module is enhanced, and the photovoltaic module is reliably fixed.

Description

Wind-resistant clamp and BIPV system

Technical Field

The utility model relates to the technical field of photovoltaic power generation, in particular to a wind-resistant clamp and a BIPV system.

Background

Building Integrated Photovoltaics (BIPV) is a technology for integrating Photovoltaic modules into buildings. The integration of photovoltaic buildings has become a trend and trend, and public buildings are used as common landmark buildings, so that the demand for realizing green buildings is higher and higher.

The existing roof board materials used in public buildings mainly comprise aluminum alloy, aluminum-zinc-plated color-coated steel plates, stainless steel plates and the like, wherein the aluminum alloy roof board has the highest use ratio. The aluminum alloy roof panel has the advantages of long service life, high recovery value, low elastic modulus, easy bending deformation and suitability for curved surface roofs of large-scale public buildings. Due to the structure of the curved surface roof, the traditional guide rail type installation mode is difficult to meet the requirement of the curved surface roof, and the guide rail type installation structure utilizes more components, so that the construction cost is higher, and the problems of inconvenience in installation and low installation efficiency of the photovoltaic module also exist. Under the condition of not using the guide rail, the photovoltaic module is directly connected with the roof panel or fixed through a wind-resistant clamp of the metal roof. The aluminum alloy roof board is special in structure, the locking edge position of the aluminum alloy roof board is an arc surface, the locking is not tight, direct stress cannot be achieved, the whole roof board does not have a plane which can be directly used for bonding the photovoltaic assembly, and therefore the photovoltaic assembly and the roof board can only be connected through the wind-resistant clamp.

The upper plane of the existing wind-resistant clamp structure is narrow, the area and the range required by bonding of a photovoltaic module can not be met, and the existing wind-resistant clamp and a roof are fixed by clamping force and friction force and are not tightly fixed, so that the problem of falling is easily caused. The utility model discloses a utility model patent that publication number is CN207499260U discloses an upright joint metal roofing interlock type photovoltaic integration section bar, its upper portion is equipped with common U type spout one, and U type spout is used for setting up connecting bolt, and then connects briquetting fixed connection photovoltaic module through the photovoltaic, and its bottom is equipped with the interlock mouth, carries out the interlock with roof boarding lockstitching rib lock position, and this kind of connection structure intensity is lower usually, under the condition that bears great wind pressure, easily warp and drop.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a wind-resistant clip and a BIPV system, so as to solve the problems of low strength and inconvenience in mounting a photovoltaic module in a wind-resistant clip connection mechanism in the prior art.

According to a first aspect of the present invention, there is provided a wind-resistant clip comprising first and second clip members for co-operation with one another; the first clamping piece comprises a mounting flat plate, and a first clamping part and a first locking part are arranged at the bottom of the mounting flat plate at intervals; the second clamping piece comprises a connecting flat plate, and a second clamping part and a second locking part are respectively arranged at two ends of the bottom of the connecting flat plate; when the first clamping piece is connected with the second clamping piece, the second clamping portion and the second locking portion are located between the first clamping portion and the first locking portion, the first clamping portion and the second clamping portion are used for clamping the lock edge rib of the metal roof, and the first locking portion is detachably connected with the second locking portion.

Preferably, the first locking portion and the second locking portion are respectively provided with a threaded hole correspondingly, a locking screw is assembled in the threaded hole, and the first locking portion and the second locking portion are connected and fixed through the locking screw.

Preferably, the first locking portion and the second locking portion are respectively provided with two threaded holes.

Preferably, the first clamping portion comprises a first clamping groove and a first clamping plate arranged at the lower part of the first clamping groove; the second clamping part comprises a second clamping groove and a second clamping plate arranged at the lower part of the second clamping groove; the first clamping groove and the second clamping groove are used for clamping the head of the overlock rib, and the first clamping plate and the second clamping plate are used for clamping the middle of the overlock rib.

Preferably, the first engaging plate is perpendicular to the mounting plate, and the second engaging plate is perpendicular to the connecting plate.

Preferably, the upper portion of first centre gripping groove is provided with spacing arch, the upper portion of second centre gripping groove be provided with spacing protruding assorted spacing recess.

Preferably, the cross section of the limiting protrusion is one of circular arc, trapezoid, rectangle and triangle.

Preferably, the first clamping portion and the second clamping portion are provided with saw-toothed protrusions on opposite sides thereof.

Preferably, the first clamping piece further comprises a supporting plate, the supporting plate is arranged obliquely relative to the installation flat plate, and two ends of the supporting plate are connected to the first clamping portion and the installation flat plate respectively.

According to a second aspect of the present invention, there is provided a BIPV system comprising a photovoltaic module adhesively secured to a mounting plate of a wind clip, and a plurality of wind clips as described above for attaching the photovoltaic module to a metal roof.

The utility model has the beneficial effects that:

the wind-resistant clamp comprises a first clamping piece and a second clamping piece which are mutually matched and clamped on the metal roof serging rib, wherein the first clamping piece is provided with an installation flat plate, and a photovoltaic assembly can be directly adhered and fixed on the installation flat plate.

Drawings

The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings.

Fig. 1 shows a schematic structural diagram of a wind-resistant clip according to an embodiment of the present invention.

Fig. 2 shows a schematic structural view of a first clamping member in the wind-resistant clamp according to the embodiment of the utility model.

Fig. 3 shows a schematic structural view of a second clamping member in the wind-resistant clamp according to the embodiment of the utility model.

Fig. 4 is a reference diagram showing a use state of the wind-resistant clip according to the embodiment of the present invention.

Fig. 5 is a partial enlarged view at a in fig. 4.

Fig. 6 shows a schematic structural diagram of a BIPV system according to an embodiment of the present invention.

In the figure: the photovoltaic module comprises a first clamping piece 1, a mounting flat plate 11, a first clamping groove 12, a first clamping plate 13, a first locking portion 14, a limiting protrusion 15, a supporting plate 16, a second clamping piece 2, a connecting flat plate 21, a second clamping groove 22, a second clamping plate 23, a second locking portion 24, a limiting groove 25, a locking screw 3, a profiled metal plate 4, a locking rib 41, a photovoltaic module 5 and an intermediate support 6.

Detailed Description

Various embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Like elements in the various figures are denoted by the same or similar reference numerals. For purposes of clarity, the various features in the drawings are not necessarily drawn to scale.

Referring to fig. 1 to 3, the present invention provides a wind-resistant clip, which comprises a first clamping member 1 and a second clamping member 2 used in cooperation with each other. The first clamping piece 1 comprises a mounting flat plate 11, and a first clamping part and a first locking part 14 are arranged at the bottom of the mounting flat plate 11 at intervals; the second clamping piece 2 comprises a connecting flat plate 21, and a second clamping part and a second locking part 24 are respectively arranged at two ends of the bottom of the connecting flat plate 21. When the first clamping piece 1 is connected with the second clamping piece 2, the second clamping part and the second locking part 24 are both positioned between the first clamping part and the first locking part 14, the first clamping part and the second clamping part are used for clamping on the lockage rib of the metal roof, and the first locking part 14 is detachably connected with the second locking part 24.

Specifically, the first locking portion 14 in the first clamping member 1 is a rectangular plate-shaped structure perpendicular to the installation plate 11, the second locking portion 24 in the second clamping member 2 is a rectangular plate-shaped structure perpendicular to the connection plate 21, when the first clamping member 1 is connected with the second clamping member 2, the second clamping member 2 is located between the first clamping portion and the first locking portion 14 of the first clamping member 1, the top of the connection plate 21 abuts against the bottom of the installation plate 11, the outer side of the second locking portion 24 abuts against the inner side of the first locking portion 14, the second clamping portion is arranged opposite to the first clamping portion, and the first clamping portion and the second clamping portion are respectively arranged on two sides of the metal roof lockage rib and simultaneously clamped on the lockage rib. The first locking portion 14 and the second locking portion 24 are respectively and correspondingly provided with a threaded hole, the threaded holes are provided with locking screws 3, and the first locking portion 14 and the second locking portion 24 are connected and fixed through the locking screws 3. In this embodiment, the first locking portion 14 and the second locking portion 24 are respectively provided with two corresponding threaded holes, so as to connect the first clamping member 1 and the second clamping member 2 together more firmly. The locking screw 3 selects a screw with longer length, and after the locking screw 3 connects and fixes the first locking part 14 and the second locking part 24, the screw is continuously screwed to enable the head of the locking screw 3 to abut against the second clamping part, so that the second clamping part 2 can be tightly propped, the situation that the wind-resistant clamp is disengaged due to insufficient clamping force is avoided, the length of the locking screw 3 meets the requirement that the head of the locking screw abuts against the second clamping part, and the tail of the locking screw is located on the outer side of the first locking part 14.

Further, the first clamping part comprises a first clamping groove 12 and a first clamping plate 13 arranged at the lower part of the first clamping groove 12; the second clamping part comprises a second clamping groove 22 and a second clamping plate 23 arranged at the lower part of the second clamping groove 22; the first and

second retaining grooves

12 and 22 are adapted to be retained at the head of the lockstitch rib, and the first and second

engaging plates

13 and 23 are adapted to be retained at the middle of the lockstitch rib. In this embodiment, the first engaging plate 13 is disposed perpendicular to the mounting plate 11, and the second engaging plate 23 is disposed perpendicular to the connecting plate 21, so that when the first engaging plate 13 and the second engaging plate 23 are clamped together on the vertical plate in the middle of the metal roof edge-locking rib, the mounting plate 11 of the first clamping member 1 can be perpendicular to the vertical plate of the edge-locking rib, that is, the mounting plate 11 of the first clamping member 1 is parallel to the plane of the profiled metal sheet 4 on the metal roof. In this embodiment, the first clamping groove 12 and the second clamping groove 22 are both arc-shaped structures, and when the first clamping groove 12 and the second clamping groove 22 are fastened together, an approximately circular clamping space is formed for clamping the head of the overlock rib. This anti-wind presss from both sides through first centre gripping groove 12 and the centre gripping of second centre gripping groove 22 behind the head of metal roofing lockstitching rib, and the upper surface that anti-wind pressed from both sides (the upper surface of installing dull and stereotyped 11 promptly) only has very little height with the lockstitching rib to reduce the height of the relative metal roofing of photovoltaic module, can improve the security after the photovoltaic module installation, improve the ability of taking off of anti-wind.

As shown in fig. 2, the first clamping member 1 further includes a supporting plate 16, the supporting plate 16 is disposed obliquely relative to the mounting plate 11, and two ends of the supporting plate 16 are respectively connected to the first clamping portion and the mounting plate 11. Through the inclined arrangement of the supporting plate 16 between the first clamping part of the first clamping piece 1 and the installation flat plate 11, the deformation resistance of the wind-resistant clamp is enhanced, and the photovoltaic module can be reliably supported better.

Further, the upper part of the first clamping groove 12 is provided with a limiting protrusion 15, and the upper part of the second clamping groove 22 is provided with a limiting groove 25 matched with the limiting protrusion 15. The limiting protrusion 15 and the limiting groove 25 are matched for use and are used for limiting the relative positions of the first clamping piece 1 and the second clamping piece 2, so that the second clamping piece 2 can be aligned faster and better when being connected with the first clamping piece 1. The cross section of the limiting protrusion 15 is one of circular arc, trapezoid, rectangle and triangle, and in this embodiment, the cross section of the limiting protrusion 15 is circular arc.

In this embodiment, the opposite side surfaces of the first clamping portion and the second clamping portion of the wind-resistant clamp are respectively provided with a saw-toothed protrusion, and the saw-toothed protrusion can increase the friction force between the wind-resistant clamp and the serging rib during clamping, and meanwhile. After the silica gel is coated on the opposite sides of the first clamping part and the second clamping part, the silica gel can be remained in the sawtooth-shaped protrusions, so that the bonding and fixing capacity of the side locking ribs is enhanced.

Referring to fig. 4 and 5, referring to the use state of the wind-resistant clip according to the embodiment of the present invention, the wind-resistant clip is applied to a metal roof of a building structure, as shown in the figure, an intermediate support 6 is fixedly connected to a purlin (not shown), a lockstitching rib 41 of a profiled metal plate 4 is snapped on an upper portion of the intermediate support 6, and is used for lockstitching, and a first clamping portion and a second clamping portion of the wind-resistant clip are simultaneously clamped on the lockstitching rib 41. When the first clamping piece 1 and the second clamping piece 2 of the wind-resistant clamp are connected, the sawtooth-shaped bulges of the first clamping part and the second clamping part are coated with silica gel, the first clamping piece 1 is firstly placed at the top of the lockage rib 41, the top of the first clamping groove 12 of the first clamping piece 1 is abutted against the top of the lockage rib 41, the first clamping plate 13 of the first clamping piece 1 is attached to one side of the lockage rib 41, then the limit groove 25 of the second clamping member 2 is aligned with the limit projection 15 on the first clamping member 1, the second clamping member 2 is slid in from one side of the first clamping member 1, and then the locking screw 3 is used to pass through the threaded holes on the first locking part 14 and the second locking part 24, the first clamping piece 1 and the second clamping piece 2 are fixedly connected, at the same time, the locking head is pressed against the second clamping part, so that the second clamping part 2 and the first clamping part 1 are clamped to each other. Like this, treat the silica gel solidification back on the first clamping part of anti-wind clamp and the second clamping part, anti-wind clamp can fix well on metal roof lockstitch rib 41, avoids the later stage to drop and remove. After all the wind-resistant clamps are fixed, the upper surface of the installation flat plate 11 of the wind-resistant clamps is coated with structural adhesive and is bonded with foam adhesive tapes, then the photovoltaic module 5 is bonded on the wind-resistant clamps, and after the structural adhesive is cured, the photovoltaic module 5 can be reliably fixed on a metal roof.

The present invention also provides a BIPV system comprising a photovoltaic module 5, and a plurality of wind-resistant clips as described in the above embodiments, the photovoltaic module 5 being adhesively secured to a mounting plate 11 of the wind-resistant clips for attaching the photovoltaic module 5 to a metal roof. As shown in fig. 6, in the present embodiment, a plurality of wind-resistant clips are installed and arranged on the serging rib 41 of the metal roof in a rectangular array, and a plurality of photovoltaic modules 5 are fixed on the installation plane formed by the installation flat plates of the plurality of wind-resistant clips by structural adhesive bonding.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: it should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the utility model may be made without departing from the scope of the utility model.

Claims

1. The wind-resistant clamp is characterized by comprising a first clamping piece and a second clamping piece which are matched with each other;

the first clamping piece comprises a mounting flat plate, and a first clamping part and a first locking part are arranged at the bottom of the mounting flat plate at intervals;

the second clamping piece comprises a connecting flat plate, and a second clamping part and a second locking part are respectively arranged at two ends of the bottom of the connecting flat plate;

when the first clamping piece is connected with the second clamping piece, the second clamping portion and the second locking portion are located between the first clamping portion and the first locking portion, the first clamping portion and the second clamping portion are used for clamping the lock edge rib of the metal roof, and the first locking portion is detachably connected with the second locking portion.

2. The wind-resistant clip according to claim 1, wherein the first locking portion and the second locking portion are respectively provided with a corresponding threaded hole, a locking screw is assembled in the threaded hole, and the first locking portion and the second locking portion are connected and fixed through the locking screw.

3. The wind clip of claim 2, wherein two threaded holes are provided on each of the first and second locking portions.

4. The wind-resistant clip of claim 1,

the first clamping part comprises a first clamping groove and a first clamping plate arranged at the lower part of the first clamping groove;

the second clamping part comprises a second clamping groove and a second clamping plate arranged at the lower part of the second clamping groove;

the first clamping groove and the second clamping groove are used for clamping the head of the overlock rib, and the first clamping plate and the second clamping plate are used for clamping the middle of the overlock rib.

5. The wind clip of claim 4, wherein the first snap plate is perpendicular to the mounting plate and the second snap plate is perpendicular to the connection plate.

6. The wind-resistant clip according to claim 4, wherein the upper part of the first clamping groove is provided with a limiting protrusion, and the upper part of the second clamping groove is provided with a limiting groove matched with the limiting protrusion.

7. The wind-resistant clip of claim 6, wherein the cross section of the limiting protrusion is one of circular arc, trapezoid, rectangle and triangle.

8. The wind clip of claim 1, wherein the first and second clip portions have serrations on opposite sides thereof.

9. The wind-resistant clip of claim 1, wherein the first clamping member further comprises a support plate, the support plate is disposed obliquely relative to the mounting plate, and two ends of the support plate are respectively connected to the first clamping portion and the mounting plate.

10. A BIPV system comprising a photovoltaic module and a plurality of the wind-resistant clip of any one of claims 1 to 9, the photovoltaic module being adhesively secured to a mounting plate of the wind-resistant clip, the wind-resistant clip being adapted to attach the photovoltaic module to a metal roof.