Photovoltaic curtain wall structure and installation method

Abstract

According to the photovoltaic curtain wall structure and the installation method, a supporting framework of the photovoltaic curtain wall structure comprises longitudinal frame strips, every two adjacent frame strips are connected through a plurality of transversely-erected brackets, a hanging frame is installed at the top of the rear wall of a photovoltaic panel, and a clamping hook is installed at the bottom of the rear wall of the photovoltaic panel; the distance between two adjacent brackets is matched with the vertical length of the photovoltaic panel; the bracket is provided with a rack rod used for hanging the hanging rack and a locking piece used for being matched with the clamping hook. During installation, the hung photovoltaic panel is hung on the frame rod through the hanging frame to serve as a temporary supporting part, the photovoltaic panel is moved to a limited position in a transverse moving mode, and alignment of the foundation is achieved; and the photovoltaic panel swings downwards to the clamping hook to be buckled with the locking piece by taking the clamping hook as a rotating fulcrum, so that the fixation of the foundation and the alignment of the hole site are completed, and then the photovoltaic panel is fixedly mounted on the bracket through a bolt. The overall operation is simple, rapid alignment installation is convenient, the hoisting time is shortened, and the operation safety is improved.

Description

Technical Field

[0001] The present invention relates to the field of photovoltaic curtain walls, and more specifically, to a photovoltaic curtain wall structure and an installation method. Background Art

[0002] At present, the installation of photovoltaic curtain walls is usually carried out by installing the photovoltaic curtain walls on the wall keels by means of clips and bolts. However, this fixing method requires accurate alignment, which means that during the hoisting process, it takes a lot of time to align the hole positions, the suspension time is long, and there are certain risks, which needs to be improved. Summary of the invention

[0003] In order to overcome the defects of the prior art, the technical problem to be solved by the present invention is to propose a photovoltaic curtain wall structure and an installation method, which can provide a hanging position and can be used as a temporary support point for positioning, so as to facilitate and quickly position, shorten the lifting time, and improve the safety of operation.

[0004] To achieve this object, the present invention adopts the following technical solutions:

[0005] The present invention provides a photovoltaic curtain wall structure, comprising a supporting frame installed on a wall, and a photovoltaic panel installed on the supporting frame; the supporting frame comprises longitudinal frame bars, and two adjacent frame bars are connected by a plurality of horizontally erected brackets, and the brackets are evenly spaced along the length direction of the frame bars; a hanger is installed on the top of the rear wall of the photovoltaic panel, and a hook is installed on the bottom; the spacing between two adjacent brackets is adapted to the vertical length of the photovoltaic panel; a rack for hanging the rack and a lock for cooperating with the hook are provided on the bracket; during installation, the suspended photovoltaic panel is hung on the rack through the hanger, and takes the rack as a rotation fulcrum, so that the photovoltaic panel is swung down until the hook and the lock are engaged, completing the fixation of the foundation, and then the photovoltaic panel is fixedly installed on the bracket by bolts.

[0006] In a preferred technical solution of the present invention, the bracket includes a column-shaped frame pole and a support frame fixed at both ends of the frame pole, the support frame is fixedly mounted on the frame bar by bolts; a locking mechanism is installed on the support frame, and a locking member is provided on the locking mechanism; a hook adapted to the frame pole is provided on the bracket, and the bayonet end of the hook is an arc-shaped structure, and the photovoltaic panel is hung on the frame pole through the hook, and rotates and swings around the frame pole so that the hook and the locking member are engaged.

[0007] In a preferred technical solution of the present invention, the rack includes a frame bar and hooks fixed at both ends of the frame bar, the hooks are fixed to the top of the rear wall of the photovoltaic panel by bolts; the top of the hook protrudes upward, the frame bar is mounted on the protruding part of the hook, and the bottom end of the frame bar is higher than the top surface of the photovoltaic panel; the maximum spacing between the two hooks is less than the length of the rack pole.

[0008] In a preferred technical solution of the present invention, the locking mechanism includes a locking element, a spring, and a retaining spring; the locking element includes a guide rod and a locking tongue fixed to the end of the guide rod; the support frame is open at one end away from the frame rod, the top surface of the support frame is provided with a first through hole adapted to the locking tongue, and the bottom surface is provided with a second through hole adapted to the guide rod, and the locking element is movably inserted into the first through hole and the second through hole; the spring is provided inside the support frame and sleeved on the outside of the guide rod to provide an elastic force for the locking tongue to push upward; a retaining groove is provided on the outside of the bottom end of the guide rod, the retaining spring is retained in the retaining groove, and the retaining spring is located on the outside of the support frame.

[0009] In a preferred technical solution of the present invention, threaded holes are provided at the four corners of the rear wall of the photovoltaic panel; two third through holes are provided on the front wall of the support frame corresponding to the threaded holes at the connecting parts of two adjacent photovoltaic panels; a fourth through hole is provided on the rear wall of the support frame, and the fourth through hole is a strip hole, and the bolts for fixing the photovoltaic panel enter the interior of the support frame from the fourth through hole.

[0010] In a preferred technical solution of the present invention, the lateral length of the photovoltaic panel is adapted to the center distance between two adjacent frame bars; a baffle is installed on the outer side of the frame bar at the edge position, and the baffle extends to the center plane of the frame bar toward the side close to the photovoltaic panel; the end of the baffle is folded outward, and the height protruding from the front wall of the frame bar is less than the thickness of the photovoltaic panel.

[0011] The present invention also provides a method for installing a photovoltaic curtain wall structure, comprising the following steps:

[0012] S1, build the support frame and install the baffle on one side;

[0013] S2, hoist the first photovoltaic panel, and start the installation from the bottom near the side of the baffle. Specifically, first hang the bracket on the rack, then push the photovoltaic panel toward the baffle so that it is against the baffle. At this time, the position of the hook and the locking mechanism correspond. Then, place the photovoltaic panel downward and swing it downward around the rack until the hook and the locking mechanism are engaged. Then, install the photovoltaic panel on the support frame with bolts.

[0014] S3, hoisting the subsequent photovoltaic panels and fixing them after hoisting into place;

[0015] When installing the first row of photovoltaic panels, use the baffle as the basis for alignment. The photovoltaic panels must first be placed against the baffle and then placed downwards;

[0016] When installing the second row of photovoltaic panels, the photovoltaic panels in the previous row are used as the basis for alignment. They must first be placed against the photovoltaic panels in the previous row and then placed downwards;

[0017] S4. After all photovoltaic panels are installed, install the baffle on the other side to complete the assembly of the overall structure.

[0018] The beneficial effects of the present invention are:

[0019] The present invention provides a photovoltaic curtain wall structure and installation method, wherein the supporting skeleton of the photovoltaic curtain wall structure comprises longitudinal frame bars, and two adjacent frame bars are connected by a plurality of horizontally erected brackets, and the brackets are evenly spaced along the length direction of the frame bars; a hanger is installed on the top of the rear wall of the photovoltaic panel, and a hook is installed on the bottom; the spacing between two adjacent brackets is adapted to the vertical length of the photovoltaic panel; the bracket is provided with a rack rod for hanging the hanger, and a lock for cooperating with the hook; during installation, the suspended photovoltaic panel is hung on the rack rod by the hanger as a temporary supporting part, and the photovoltaic panel is moved to a restricted position by lateral movement to realize the alignment of the foundation; and based on this as a rotation fulcrum, the photovoltaic panel is swung down to the hook and the lock for engagement, so as to complete the fixation of the foundation and the alignment of the hole position, and then the photovoltaic panel is fixedly installed on the bracket by bolts; the overall operation is simple, and the positioning installation is convenient and fast, which shortens the hoisting time and improves the safety of the operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 is a schematic diagram of a three-dimensional structure of a photovoltaic curtain wall structure provided in a specific embodiment of the present invention from a first viewing angle;

[0021] Figure 2 is a schematic diagram of a three-dimensional structure of a photovoltaic curtain wall structure provided in a specific embodiment of the present invention from a second viewing angle;

[0022] Figure 3 is a schematic diagram of a three-dimensional unfolded structure of a photovoltaic curtain wall structure provided in a specific embodiment of the present invention;

[0023] Figure 4 is a schematic diagram of the three-dimensional structure of a support frame provided in a specific embodiment of the present invention;

[0024] Figure 5 is a schematic diagram of the three-dimensional structure of a bracket provided in a specific embodiment of the present invention;

[0025] Figure 6 is a schematic diagram of a three-dimensional unfolded structure of a bracket provided in a specific embodiment of the present invention from a first viewing angle;

[0026] Figure 7 is a schematic diagram of a three-dimensional unfolded structure of a bracket provided in a specific embodiment of the present invention from a second viewing angle;

[0027] Figure 8 It is a schematic diagram of the three-dimensional structure of a photovoltaic panel provided in a specific embodiment of the present invention.

[0028] In the figure:

[0029] 100, supporting frame; 200, frame bar; 300, bracket; 310, frame rod; 320, supporting frame; 321, first through hole; 322, second through hole; 323, third through hole; 324, fourth through hole;

[0030] 400, photovoltaic panel; 410, rack; 411, hook; 412, rack bar; 420, hook; 430, threaded hole; 500, locking mechanism; 510, locking piece; 511, guide rod; 512, locking tongue; 520, spring; 600, stop bar. DETAILED DESCRIPTION

[0031] The technical solution of the present invention is further described below with reference to the accompanying drawings and through specific implementation methods.

[0032] like Figures 1 to 4 As shown, a specific embodiment of the present invention discloses a photovoltaic curtain wall structure, including a support frame 100 installed on a wall, and a photovoltaic panel 400 installed on the support frame; the support frame 100 includes a longitudinal frame bar 200, and two adjacent frame bars 200 are connected by a plurality of horizontal brackets 300, and the brackets are evenly spaced along the length direction of the frame bar; a hanger 410 is installed on the top of the rear wall of the photovoltaic panel 400, and a hook 420 is installed on the bottom; the spacing between two adjacent brackets 300 is adapted to the vertical length of the photovoltaic panel 400, so that it can be used as a location for hanging the photovoltaic panel and also for subsequent A support component is provided for fixing the photovoltaic panel; a frame rod 310 for hanging a bracket 410 and a lock 510 for cooperating with a hook 420 are provided on the bracket 300; during installation, the suspended photovoltaic panel is hung on the frame rod through the bracket as a temporary support part, and the photovoltaic panel is moved to a restricted position by lateral movement to achieve the alignment of the foundation; and based on this as a rotation fulcrum, the photovoltaic panel is swung down to the hook and the lock to engage, completing the fixation of the foundation and the alignment of the holes, and then the photovoltaic panel is fixedly installed on the bracket by bolts; the overall operation is simple, and it is convenient and quick to align the installation, shortening the hoisting time and improving the safety of the operation.

[0033] Furthermore, if Figures 5 to 7As shown, the bracket 300 includes a column-shaped rack 310 and a support frame 320 fixedly arranged at both ends of the rack 310, and the support frame 320 is fixedly installed on the frame bar 200 by bolts; a locking mechanism 500 is installed on the support frame 320, and a locking member 510 is provided on the locking mechanism 500; a hook 411 adapted to the rack 310 is provided on the hanging bracket 410, and the end of the hook is an arc-shaped structure, and the photovoltaic panel 400 is hung on the rack 310 through the hook 411, and rotates and swings around the rack, so that the hook and the brackets are fastened with the locking piece; the column-shaped frame rod can form a rotational fit with the hook's bayonet, which serves as a rotation fulcrum, which does not affect the hanging installation of the hook and allows the hook to be smoothly swung and pushed in the direction of the lock, thereby completing the engagement with the locking mechanism; and, since the spacing between the brackets is adapted to the vertical length of the photovoltaic panel, it means that the bracket can be used as a hanging support and as a hook-engaged part of the previous photovoltaic panel, which is convenient for the overall layout and installation, and also convenient for the modular production and assembly of the bracket.

[0034] Furthermore, if Figure 8 As shown, the bracket 410 includes a frame bar 412 and hooks 411 fixed at both ends of the frame bar 412, and the hooks 411 are fixedly installed on the top of the rear wall of the photovoltaic panel 400 by bolts; the top of the hook protrudes upward, and the frame bar is installed on the protruding part of the hook, and the bottom end of the frame bar is higher than the top surface of the photovoltaic panel, which is convenient for using the frame bar as a hanging part for hanging the photovoltaic panel; the maximum distance between the two hooks is less than the length of the rack rod, and this design can facilitate the coordination between the hook and the rack rod, and the coordinated parts are pushed horizontally in turn, and the photovoltaic panel is moved to a restricted position to achieve a positioning effect, so that after the photovoltaic panel is placed downward, the hook and the lock can be engaged, which is convenient for the actual installation operation.

[0035] Furthermore, if Figures 5 to 7As shown, the locking mechanism 500 includes a locking member 510, a spring 520, and a retaining spring; the locking member 510 includes a guide rod 511 and a locking tongue 512 fixedly arranged at the end of the guide rod 511; the end of the support frame away from the frame rod is open, and flanges are fixedly arranged on the outer sides of the upper and lower edges of the open end of the support frame, and a fifth through hole is arranged at the flange, and threaded holes are correspondingly arranged on the side walls of the frame strip, and the support frame is fixed to the frame strip by bolts passing through the flanges; the top surface of the support frame 320 is provided with a first through hole 321 adapted to the locking tongue 512, and the bottom surface is provided with a second through hole 321 adapted to the guide rod 511 The locking element is movably inserted into the first and second holes of the through hole 322; the spring 520 is arranged inside the support frame 320 and sleeved on the outside of the guide rod 511 to provide elastic force for the lock tongue to push upward; a slot is provided on the outside of the bottom end of the guide rod, and the retaining spring is clamped in the slot, and the retaining spring is located on the outside of the support frame; the locking mechanism is an assembled structure, which is easy to process and produce, and the overall structure is simple and easy to assemble on the bracket, so that the bracket can be used as a modular structure and can be assembled before the support frame is built, so as to improve the subsequent overall assembly efficiency.

[0036] Furthermore, threaded holes 430 are provided at the four corners of the rear wall of the photovoltaic panel 400; two third through holes 323 are provided on the front wall of the support frame 320 corresponding to the threaded holes at the connecting parts of two adjacent photovoltaic panels; a fourth through hole 324 is provided on the rear wall of the support frame 320, and the fourth through hole is a strip hole, and the bolts for fixing the photovoltaic panel enter the interior of the support frame through the fourth through hole; this design makes further use of the bracket, and the photovoltaic panel is reinforced and fixed for a second time by bolts, so that the overall structure is more stable.

[0037] Furthermore, the transverse length of the photovoltaic panel 400 is adapted to the center distance between two adjacent frame bars 200; a stopper bar 600 is installed on the outer side of the frame bar 200 at the edge position, and the stopper bar extends to the central plane of the frame bar toward the side close to the photovoltaic panel; the end of the stopper bar is folded outward, and the height protruding from the front wall of the frame bar is less than the thickness of the photovoltaic panel; this structural design can, on the one hand, block the frame bar at the edge to improve the overall aesthetics, and on the other hand, it can be used as a limited blocking position, especially for the installation of the first row of photovoltaic panels. When the photovoltaic panel moves to the abutment stopper bar, it means that the position of its hook is aligned with the locking mechanism below, and the snap-fit ​​action can be completed by only swinging the photovoltaic panel down, which is convenient for actual installation;

[0038] It should be pointed out that for large-scale and large-area installations, the frame bars supporting the frame and the corresponding baffle bars are combined by splicing and splicing in fixed-length specifications to meet the overall construction requirements.

[0039] The invention discloses a method for installing a photovoltaic curtain wall structure, comprising the following steps:

[0040] S1, build the support frame and install the baffle on one side;

[0041] S2, hoist the first photovoltaic panel, and start the installation from the bottom near the side of the baffle. Specifically, first hang the bracket on the rack, then push the photovoltaic panel toward the baffle so that it is against the baffle. At this time, the position of the hook and the locking mechanism correspond. Then, place the photovoltaic panel downward and swing it downward around the rack until the hook and the locking mechanism are engaged. Then, install the photovoltaic panel on the support frame with bolts.

[0042] S3, hoisting the subsequent photovoltaic panels and fixing them after hoisting into place;

[0043] When installing the first row of photovoltaic panels, use the baffle as the basis for alignment. The photovoltaic panels must first be placed against the baffle and then placed downwards;

[0044] When installing the second row of photovoltaic panels, the photovoltaic panels in the previous row are used as the basis for alignment. They must first be placed against the photovoltaic panels in the previous row and then placed downwards;

[0045] S4. After all photovoltaic panels are installed, install the baffle on the other side to complete the assembly of the overall structure.

[0046] It should be noted that in step S1, the locking mechanism on the bracket is installed in advance, and the entire bracket is used as a modular structure; in step S3, it is necessary to select an appropriate installation sequence according to the installation scale and actual working environment conditions to improve the overall efficiency; it should be pointed out that after the structure is built, the circuit connection and overall debugging are required. This step is well known in the photovoltaic field and will not be described in detail.

[0047] The present invention is described by preferred embodiments, and those skilled in the art will appreciate that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. The present invention is not limited to the specific embodiments disclosed herein, and other embodiments falling within the claims of this application are within the scope of protection of the present invention.

Claims

1. A photovoltaic curtain wall structure, comprising a support frame mounted on a wall, and a photovoltaic panel mounted on the support frame; characterized in that: The supporting frame includes longitudinal frame bars, and two adjacent frame bars are connected by a plurality of transversely erected brackets, and the brackets are evenly spaced along the length direction of the frame bars; A bracket is installed on the top of the rear wall of the photovoltaic panel, and a hook is installed on the bottom; the distance between two adjacent brackets is adapted to the vertical length of the photovoltaic panel; The bracket is provided with a rack rod for hanging the rack, and a lock for cooperating with the hook; During installation, the suspended photovoltaic panel is hung on the frame pole through the bracket, and with this as the rotation fulcrum, the photovoltaic panel is swung down until the hook and the lock are engaged to complete the basic fixation, and then the photovoltaic panel is fixed on the bracket by bolts.

2. A photovoltaic curtain wall structure according to claim 1, characterized in that: The bracket includes a column-shaped frame rod and a support frame fixedly arranged at both ends of the frame rod, and the support frame is fixedly installed on the frame bar by bolts; a locking mechanism is installed on the support frame, and a locking member is provided on the locking mechanism; The bracket is provided with a hook adapted to the pole, the end of the hook's bayonet is an arc-shaped structure, the photovoltaic panel is hung on the pole via the hook, and rotates and swings around the pole, so that the hook is buckled with the lock.

3. A photovoltaic curtain wall structure according to claim 2, characterized in that: The rack includes a rack bar and hooks fixed at both ends of the rack bar, and the hooks are fixed to the top of the rear wall of the photovoltaic panel by bolts; The top of the hook is raised upward, the frame bar is mounted on the raised portion of the hook, and the bottom end of the frame bar is higher than the top surface of the photovoltaic panel; The maximum distance between the two hooks is less than the length of the rack rod.

4. A photovoltaic curtain wall structure according to claim 3, characterized in that: The locking mechanism includes a locking element, a spring, and a retaining spring; the locking element includes a guide rod and a locking tongue fixed to the end of the guide rod; The end of the support frame away from the frame rod is open, the top surface of the support frame is provided with a first through hole adapted to the lock tongue, the bottom surface is provided with a second through hole adapted to the guide rod, and the lock piece is movably arranged at the first through hole and the second through hole; The spring is arranged inside the support frame and sleeved on the outside of the guide rod to provide elastic force for the lock tongue to push upward; A clamping groove is arranged on the outer side of the bottom end of the guide rod, and a clamping spring is clamped in the clamping groove, and the clamping spring is located on the outer side of the support frame.

5. A photovoltaic curtain wall structure according to claim 4, characterized in that: Threaded holes are provided at the four corners of the rear wall of the photovoltaic panel; The front wall of the support frame is provided with two third through holes corresponding to the threaded holes at the joints of two adjacent photovoltaic panels; the rear wall of the support frame is provided with a fourth through hole correspondingly, the fourth through hole is a strip hole, and the bolts used to fix the photovoltaic panels enter the interior of the support frame from the fourth through hole.

6. A photovoltaic curtain wall structure according to claim 5, characterized in that: The lateral length of the photovoltaic panel is adapted to the center distance between two adjacent frame strips; A baffle is installed outside the frame bar at the edge, and the baffle extends to the side close to the photovoltaic panel to the center plane of the frame bar; the end of the baffle is folded outward, and the height protruding from the front wall of the frame bar is less than the thickness of the photovoltaic panel.

7. A method for installing the photovoltaic curtain wall structure according to claim 6, characterized in that: The following steps are involved: S1, build the support frame and install the baffle on one side; S2, hoist the first photovoltaic panel, and start the installation from the bottom near the side of the baffle. Specifically, first hang the bracket on the rack, then push the photovoltaic panel toward the baffle so that it is against the baffle. At this time, the position of the hook and the locking mechanism correspond. Then, place the photovoltaic panel downward and swing it downward around the rack until the hook and the locking mechanism are engaged. Then, install the photovoltaic panel on the support frame with bolts. S3, hoisting the subsequent photovoltaic panels and fixing them after hoisting into place; When installing the first row of photovoltaic panels, use the baffle as the basis for alignment. The photovoltaic panels must first be placed against the baffle and then placed downwards; When installing the second row of photovoltaic panels, the photovoltaic panels in the previous row are used as the basis for alignment. They must first be placed against the photovoltaic panels in the previous row and then placed downwards; S4. After all photovoltaic panels are installed, install the baffle on the other side to complete the assembly of the overall structure.

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