Roof photovoltaic panel lifting device

Abstract

The invention relates to the technical field of photovoltaic equipment construction, in particular to a roof photovoltaic panel lifting device. According to the lifting device, the inclined supporting frame and the transverse supporting frame are used in a combined mode, the inclined supporting frame is supported on the ground, the transverse supporting frame is erected on the building roof, the photovoltaic support capable of moving on the inclined supporting frame and the transverse supporting frame is arranged, a photovoltaic panel is placed through the photovoltaic support, the photovoltaic support is driven by the steel wire rope to move along the inclined supporting frame and the transverse supporting frame, and the photovoltaic panel is lifted through the steel wire rope. The photovoltaic panel can be driven to move to the roof; and meanwhile, the photovoltaic support is provided with the elastic connecting piece for clamping and fixing the photovoltaic panel, so that the photovoltaic panel is prevented from falling off when the photovoltaic support moves.

Description

Technical Field

[0001] The invention relates to the technical field of photovoltaic equipment construction, in particular to a roof photovoltaic panel lifting device. Background Art

[0002] The application of photovoltaic equipment in urban renewal projects is showing an increasing trend. A common design is to install photovoltaic systems on the roofs of existing houses. The parts of photovoltaic systems, such as photovoltaic panels, are usually transported to the roof through roof structures. However, due to the long-term design and construction of some old houses, there are no related structures. They can only be transported to the roof through large-scale mechanical equipment. During the hoisting process, it is easy to fall, and the cost is high and the hoisting efficiency is low. Summary of the invention

[0003] The technical problem to be solved by the present invention is that the existing photovoltaic panels are lifted using large-scale lifting equipment, which is not only easy to fall, but also expensive and has low lifting efficiency.

[0004] In order to solve the above problem, the present invention provides an auxiliary device capable of improving the lifting efficiency of roof photovoltaic panels, and its specific solution is: A roof photovoltaic panel lifting device comprises an oblique brace and a transverse brace, wherein the oblique brace and the transverse brace are pinned to each other, a support rod is pinned to the middle position of the bottom surface of the oblique brace, and the bottom of the support rod is used to abut against the window edge of the building outer wall; a first vertical support and a second vertical support are pinned to the two ends of the bottom of the transverse brace, respectively, the side wall of the first vertical support abuts against the building outer wall, the bottom of the second vertical support abuts against the building roof, a horizontal support is pinned to the bottom of the second vertical support, and the other end of the horizontal support abuts against the building On the inner wall of the outer wall; a photovoltaic support is movably arranged on the diagonal support and the transverse support, and an elastic clamp is arranged on the photovoltaic support, and the photovoltaic panel is fixed on the photovoltaic support through the elastic clamp; a wire rope drum is rotatably arranged on the transverse support, and a wire rope is wound on the wire rope drum, and two free sections of the wire rope are respectively a lifting section and an auxiliary section, the lifting section is connected to the top of the photovoltaic support, and the auxiliary section bypasses the bottom of the diagonal support and is connected to the bottom of the photovoltaic support, and the photovoltaic support is driven to move on the diagonal support and the transverse support through the wire rope.

[0005] Compared with the prior art, the present invention using the above technical solution has the following beneficial effects: The lifting device of the present invention combines an oblique support frame and a transverse support frame for use. The oblique support frame is supported on the ground, and the transverse support frame is erected on the roof of the building. A photovoltaic support that can move on the oblique support frame and the transverse support frame is provided. The photovoltaic panel is placed on the photovoltaic support frame, and the photovoltaic support frame is driven by a steel wire rope to move along the oblique support frame and the transverse support frame, thereby driving the photovoltaic panel to move onto the roof. At the same time, an elastic connecting piece is provided on the photovoltaic support frame to fix the photovoltaic panel to prevent the photovoltaic panel from falling when the photovoltaic bracket moves.

[0006] Preferably, a further technical solution of the present invention is: The diagonal brace and the horizontal brace are provided with sliding grooves, rollers are slidably arranged in the sliding grooves, and connecting legs are rotatably sleeved on the roller shafts of the rollers, and the other ends of the connecting legs are fixed to the photovoltaic support. The rollers move in the sliding grooves, driving the photovoltaic support to move based on the diagonal brace and the horizontal brace.

[0007] The elastic clamping member includes a fixed clamping plate, a movable clamping plate and a fixed top plate, wherein the fixed clamping plate is fixed to the bottom of the photovoltaic support, the movable clamping plate is slidably arranged on the photovoltaic support, a spring is connected between the movable clamping plate and the fixed top plate, and when the spring is in a natural state, the distance between the fixed clamping plate and the movable clamping plate is less than the length or width of the photovoltaic panel. Through the above structure, the movable clamping plate and the fixed clamping plate clamp the photovoltaic panel.

[0008] The front end of the cross brace is rotatably provided with a first rotating shaft, the wire rope drum is fixedly sleeved on the first rotating shaft, the bottom of the diagonal brace is rotatably provided with a second rotating shaft, the first pulley and the second pulley are provided above the pinning position of the cross brace and the diagonal brace, the first pulley and the second pulley correspond vertically, and the first pulley is located above the second pulley, the lifting section is connected to the top of the photovoltaic support via the first pulley, and the auxiliary section is connected to the bottom of the photovoltaic support via the second pulley and the second rotating shaft. The wire rope on the wire rope drum is driven to wind through the first rotating shaft, and the lifting section wire rope is gradually wound around the wire rope drum by controlling the lifting section wire rope to pull the photovoltaic support to lift, and the first pulley and the second pulley are provided to provide support and guidance for the lifting section wire rope and the auxiliary wire rope respectively, so that the transportation process is smoother.

[0009] A folding groove is provided at the bottom of the horizontal support frame, and the top pins of the first vertical support and the second vertical support are connected to the two ends of the folding groove. The folding groove is used to place the folded horizontal support, the second vertical support and the first vertical support. By providing the folding groove, when the device is not in use, the horizontal support, the second vertical support and the first vertical support can be stored in the folding groove for easy movement.

[0010] The first vertical support, the second vertical support and the horizontal support are all telescopic rod structures, and the first vertical support, the second vertical support and the horizontal support are all provided with limiters for limiting the telescopic amount. The first vertical support, the second vertical support and the horizontal support with adjustable telescopic amount are provided, so that the device can be applied to roof structures of different heights. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a three-dimensional schematic diagram of the structure of the lifting device of the present invention fixed on the roof; Figure 2 is a three-dimensional schematic diagram of another perspective of the lifting device of the present invention being fixed on the roof; Figure 3 yes Figure 1A partial enlarged view of middle A; Figure 4 It is a structural stereoscopic schematic diagram of the lifting device of the present invention; Figure 5 It is a schematic diagram of the structure of the lifting device of the present invention in a folded state; In the figure: 1. roof; 2. cross brace; 21. first rotating shaft; 22. wire rope drum; 23. rotating motor; 24. folding groove; 3. diagonal brace; 31. second rotating shaft; 32. fourth pulley; 4. photovoltaic support; 41. fixed top plate; 42. spring; 43. movable splint; 44. fixed splint; 45. connecting leg; 46. roller; 5. support rod; 6. first vertical support; 7. second vertical support; 8. horizontal support; 9. sliding groove; 10. wire rope; 11. mother page; 111. first pulley bracket; 112. third pulley; 113. first pulley; 12. sub-page; 121. second pulley bracket; 122. second pulley. DETAILED DESCRIPTION

[0012] The present invention will be further described below in conjunction with embodiments, the purpose of which is only to provide a better understanding of the content of the present invention. Therefore, the examples given do not limit the protection scope of the present invention.

[0013] See attached Figure 1-5The embodiment of the present invention discloses a photovoltaic panel lifting device on a roof 1, including an inclined brace and a transverse brace, wherein the inclined brace is composed of two inclined braces 3, and the transverse brace is composed of two transverse braces 2, and the two inclined braces 3 and the two transverse braces 2 are connected by hinge pins; specifically, the top lower side walls of the two inclined braces 3 are fixed to the sub-page 12, the front lower side walls of the two transverse braces 2 are fixed to the main page 11, the sub-page 12 and the main page 11 are connected by hinge pins, and the middle position of the bottom surface of the two inclined braces 3 is pinned. There is a support rod 5, the length of the diagonal support rod 3 above the support rod 5 is greater than the length of the horizontal support rod 2, so that the horizontal support rod 2 can be folded and fit on the upper part of the diagonal support rod 3, and the bottom of the support rod 5 is used to abut on the window edge of the building's outer wall to increase the stability of the diagonal support rod 3; the two ends of the bottom of the two horizontal support rods 2 are pinned with a first vertical support 6 and a second vertical support 7, the side wall of the first vertical support 6 abuts on the building's outer wall, the bottom of the second vertical support 7 abuts on the building roof 1, and the second vertical support 7 A horizontal support 8 is pinned at the bottom of the front side, and the other end of the horizontal support 8 abuts against the inner wall of the building's outer wall; a photovoltaic support 4 is movably arranged on the diagonal support frame and the transverse support frame, and an elastic clamping piece is arranged on the photovoltaic support 4, and the photovoltaic panel is fixed to the photovoltaic support 4 by the elastic clamping piece; a first rotating shaft 21 is rotatably connected between the rear ends of the two transverse support rods 2, and a wire rope drum 22 is fixedly sleeved on the first rotating shaft 21, and a wire rope 10 is wound on the wire rope drum 22; preferably, the rear end of one of the transverse support rods 2 is fixed A rotating motor 23 is provided, and the rotating shaft of the rotating motor 23 passes through the cross brace 2 and is coaxially fixed with one end of the first rotating shaft 21, and the first rotating shaft 21 is driven to rotate by the rotating motor 23; the two free sections of the wire rope 10 are respectively a lifting section and an auxiliary section, and the end of the lifting section of the wire rope 10 is connected to the top of the photovoltaic support 4, and the auxiliary section of the wire rope 10 bypasses the bottom of the diagonal support frame, and its end is connected to the bottom of the photovoltaic support 4, and the photovoltaic support 4 is driven to move on the diagonal support frame and the cross support frame through the wire rope 10.

[0014] In this embodiment, the inner sides of the two diagonal braces 3 and the inner sides of the two transverse braces 2 are provided with sliding grooves 9 of the same size, and the upper and lower ends of the bottom surface of the photovoltaic support 4 are respectively fixed with connecting legs 45, and the lower ends of the connecting legs 45 are rotatably connected with roller shafts. Preferably, the connecting legs 45 are elastic telescopic rod structures. When the photovoltaic support 4 passes through the junction of the diagonal braces 3 and the transverse braces 2, the elastic telescopic rod structure is used to cushion the shock, so as to prevent the photovoltaic panels on the photovoltaic support 4 from being shattered, thereby increasing the practicality of the device; the outer ends of the roller shafts are fixedly sleeved with rollers 46, and the four rollers 46 are respectively slidably arranged in the sliding grooves 9 on both sides. The rollers 46 move in the sliding grooves 9, driving the photovoltaic support 4 to move based on the diagonal braces and the transverse braces.

[0015] In this embodiment, the elastic clamping part includes a fixed top plate 41, two fixed clamping plates 44 and two movable clamping plates 43. The fixed top plate 41 is fixed to the top of the photovoltaic support 4, and the fixed clamping plate 44 is fixed to the bottom of the photovoltaic support 4. Springs 42 are fixed at both ends of the lower side of the fixed top plate 41, and the bottom ends of the two springs 42 are respectively connected to the two movable clamping plates 43. The movable clamping plates 43 are slidably arranged on the photovoltaic support 4. When the springs 42 are in a natural state, the distance between the fixed clamping plates 44 and the movable clamping plates 43 is less than the length or width of the photovoltaic panel; preferably, grooves are provided on the top of the fixed clamping plates 44 and the lower bottom side of the movable clamping plates 43, and the height of the grooves is greater than the thickness of the photovoltaic panel, so that when the photovoltaic panel is placed between the movable clamping plates 43 and the fixed clamping plates 44, the upper and lower sides of the photovoltaic panel can be stuck in the upper and lower grooves, and the movable clamping plates 43 are pushed downward by the springs 42, so that the movable clamping plates 43 and the fixed clamping plates 44 clamp the photovoltaic panel.

[0016] In this embodiment, a first pulley bracket 111 is fixed to the master page 11, and a first pulley 113 and a third pulley 112 are rotatably provided at the front and rear ends of the first pulley bracket 111, respectively, and the axial directions of the first pulley 113 and the third pulley 112 are located on the same horizontal plane, and a second pulley bracket 121 is fixed to the sub-page 12, and a second pulley 122 is rotatably provided on the second pulley bracket 121, and the first pulley 113, the second pulley 122 and the third pulley 112 are all located on the same vertical plane, and the first pulley 113 is located on the second pulley 122. Above the , the axial directions of the first pulley 113, the second pulley 122 and the third pulley 112 are parallel and perpendicular to the length direction of the diagonal brace rod 3 and the transverse brace rod 2; a second rotating shaft 31 is rotatably connected between the bottoms of the two diagonal brace rods 3, and a fourth pulley 32 is fixedly sleeved on the second rotating shaft 31; the lifting section of the wire rope 10 is guided by the third pulley 112 and the first pulley 113 in turn, and its end is connected to the top of the photovoltaic support 4, and the auxiliary section of the wire rope 10 is guided by the second pulley 122 and the fourth pulley 32, and its end is connected to the bottom of the photovoltaic support 4. The first rotating shaft 21 is used to drive the wire rope 10 on the wire rope drum 22 to wind, and the lifting section of the wire rope 10 is controlled to be gradually wound around the wire rope drum 22 to pull the photovoltaic support 4 to lift. The first pulley 113, the second pulley 122, the third pulley 112 and the fourth pulley 32 are provided to provide support and guidance for the lifting section wire rope 10 and the auxiliary wire rope 10, respectively, so that the transportation process is more stable and smooth.

[0017] In this embodiment, the lower part of the two horizontal braces 2 is provided with a folding groove 24, and the two ends of each folding groove 24 are rotatably provided with a pin shaft, the top of the first vertical support 6 is fixedly sleeved on the pin shaft at the front end of the folding groove 24, and the top of the second vertical support 7 is fixedly sleeved on the pin shaft at the rear end of the folding groove 24. The folding groove 24 is used to place the folded horizontal support 8, the second vertical support 7 and the first vertical support 6. By providing the folding groove 24, when the device is not in use, the horizontal support 8, the second vertical support 7 and the first vertical support 6 can be stored in the folding groove 24 for easy movement.

[0018] In this embodiment, the first vertical support 6, the second vertical support 7 and the horizontal support 8 are all telescopic rod structures, and the first vertical support 6, the second vertical support 7 and the horizontal support 8 are all provided with a limiter for limiting the telescopic amount, and the limiter is a bolt, and the inner end of the bolt abuts against one of the telescopic rods of the telescopic rod structure, so that the telescopic amount of the telescopic rod structure can be fixed. The first vertical support 6, the second vertical support 7 and the horizontal support 8 with adjustable telescopic amount are provided, so that the device can be applied to roof structures 1 of different heights, and the first vertical support 6, the second vertical support 7 and the horizontal support 8 can be folded into the folding groove 24 after being retracted to the minimum.

[0019] The lifting device of the present invention combines an inclined support frame and a transverse support frame for use. The inclined support frame is supported on the ground, and the transverse support frame is erected on the building roof 1. A photovoltaic support 4 that can move on the inclined support frame and the transverse support frame is provided. The photovoltaic panel is placed on the photovoltaic support 4, and the photovoltaic support 4 is driven by a steel wire rope 10 to move along the inclined support frame and the transverse support frame, so as to drive the photovoltaic panel to move onto the roof 1. At the same time, an elastic connecting piece is provided on the photovoltaic support 4 to fix the photovoltaic panel to prevent the photovoltaic panel from falling when the photovoltaic bracket moves.

[0020] The above description is only a preferred feasible embodiment of the present invention, and does not limit the scope of rights of the present invention. All equivalent changes made using the contents of the present specification and its drawings are included in the scope of rights of the present invention.

Claims

1. A roof photovoltaic panel lifting device, characterized in that: It includes an oblique brace and a transverse brace, which are pin-connected with each other, and a support rod is pin-connected at the middle position of the bottom surface of the oblique brace, and the bottom of the support rod is used to abut against the window edge of the outer wall of the building; the first vertical support and the second vertical support are pin-connected at both ends of the bottom of the transverse brace, the side wall of the first vertical support abuts against the outer wall of the building, the bottom of the second vertical support abuts against the roof of the building, and the bottom of the second vertical support is pin-connected with a horizontal support, and the other end of the horizontal support abuts against the inner wall of the outer wall of the building; a photovoltaic support is movably arranged on the oblique brace and the transverse brace, and an elastic clamping piece is arranged on the photovoltaic support, and the photovoltaic panel is clamped on the photovoltaic support through the elastic clamping piece; a wire rope drum is rotatably arranged on the transverse brace, and a wire rope is wound on the wire rope drum, and two free sections of the wire rope are respectively a lifting section and an auxiliary section, the lifting section is connected to the top of the photovoltaic support, and the auxiliary section bypasses the bottom of the oblique brace and is connected to the bottom of the photovoltaic support, and the photovoltaic support is driven to move on the oblique brace and the transverse brace through the wire rope.

2. The roof photovoltaic panel lifting device according to claim 1, characterized in that: The diagonal support frame and the transverse support frame are provided with sliding grooves, rollers are slidably arranged in the sliding grooves, and connecting legs are rotatably sleeved on the roller shafts of the rollers, and the other ends of the connecting legs are fixed to the photovoltaic support.

3. The roof photovoltaic panel lifting device according to claim 1, characterized in that: The elastic clamping part includes a fixed clamping plate, a movable clamping plate and a fixed top plate. The fixed clamping plate is fixed to the bottom of the photovoltaic support, and the movable clamping plate is slidably arranged on the photovoltaic support. A spring is connected between the movable clamping plate and the fixed top plate. When the spring is in a natural state, the distance between the fixed clamping plate and the movable clamping plate is smaller than the length or width of the photovoltaic panel.

4. The roof photovoltaic panel lifting device according to claim 1, characterized in that: The front end of the transverse support frame is rotatably provided with a first rotating shaft, and the wire rope drum is fixedly sleeved on the first rotating shaft. The bottom of the diagonal support frame is rotatably provided with a second rotating shaft. A first pulley and a second pulley are arranged above the pin connection position of the transverse support frame and the diagonal support frame. The first pulley and the second pulley correspond vertically, and the first pulley is located above the second pulley. The lifting section is connected to the top of the photovoltaic support via the first pulley, and the auxiliary section is connected to the bottom of the photovoltaic support via the second pulley and the second rotating shaft.

5. The roof photovoltaic panel lifting device according to claim 1, characterized in that: A folding groove is provided at the lower part of the cross support frame, and the tops of the first vertical support and the second vertical support are pinned to both ends of the folding groove. The folding groove is used to place the folded horizontal support, the second vertical support and the first vertical support.

6. The roof photovoltaic panel lifting device according to claim 1, characterized in that: The first vertical support, the second vertical support and the horizontal support are all telescopic rod structures, and the first vertical support, the second vertical support and the horizontal support are all provided with limiting members for limiting the telescopic amount.

Images