Photovoltaic module packaging structure

Abstract

The utility model belongs to the technical field of photovoltaic module packaging. The utility model discloses a photovoltaic module packaging structure. Comprises: a tray configured to carry a photovoltaic module unit to form a single tray assembly; the four corners of the top of the photovoltaic module unit are wrapped with the fasteners, the fasteners are provided with connecting ends arranged on the top face and the two adjacent side walls of the photovoltaic module unit, the connecting ends of the two fasteners arranged on the corners of the top face are connected through a first packing belt, and the connecting ends located on the side walls are connected with the tray through a second packing belt; and the protection edges are configured to wrap the corners of the side walls of the two single-support assemblies which are placed in a stacked mode, and the outer sides of the four protection edges are sleeved with third packing belts. The fastener can be used in cooperation with the first packing belt and the second packing belt, the stability of the whole packing structure is improved, meanwhile, the stacked photovoltaic module units are reinforced through the protection edges, and the anti-toppling capacity of the whole structure in the transportation process is improved.

Description

Technical Field

[0001] The invention belongs to the technical field of photovoltaic component packaging, and in particular relates to a photovoltaic component packaging structure. Background Art

[0002] Photovoltaic modules are fragile products. Photovoltaic products are usually transported from one place to another by different means of transportation. Due to the uncertainty of the transportation methods, they are often affected by physical and climatic factors during transportation. Vibration, pressure, impact, and changes in temperature and humidity will affect the structural strength of photovoltaic products and packaging materials.

[0003] As the size and weight of photovoltaic modules continue to increase, especially in order to increase the transportation volume, photovoltaic modules are stacked and placed. The inertial impact force they are subjected to during transportation exceeds the fastening force of the packing tape, causing the photovoltaic module packaging unit to tilt and the photovoltaic modules to squeeze each other and cause damage.

[0004] Therefore, a photovoltaic module packaging structure is provided to solve the above problems. Summary of the invention

[0005] In order to solve the above technical problems, the present invention proposes a photovoltaic module packaging structure, which can realize the use of fasteners in conjunction with a first strapping tape and a second strapping tape to increase the stability of the entire packaging structure, and at the same time use edge guards to reinforce the stacked photovoltaic module units to improve the overall structure's ability to resist tipping during transportation.

[0006] To achieve the above object, the present invention provides a photovoltaic module packaging structure, comprising:

[0007] a tray configured to carry photovoltaic module units to form a single tray assembly;

[0008] A fastener is covered at the four corners of the top of the photovoltaic module unit, and the fastener has connection ends arranged on the top surface of the photovoltaic module unit and the adjacent two side walls, wherein:

[0009] The connecting ends of the two fasteners diagonally arranged on the top surface are connected by a first strapping tape, and the connecting ends on the side walls are connected to the tray by a second strapping tape; and,

[0010] The guard rails are configured to cover the side wall corners of the two single tray components placed in a stacked manner, and the outer sides of the four guard rails are provided with a third packing belt.

[0011] In one embodiment, it further comprises: a horizontal packing belt, which is sleeved on the photovoltaic module unit and arranged in the horizontal direction of the photovoltaic module unit;

[0012] A vertical packing belt is sleeved on the photovoltaic assembly unit and arranged along the vertical direction of the photovoltaic assembly unit.

[0013] In one embodiment, the fastener includes three clips, each of which is an L-shaped structure, wherein one straight side of two of the clips is arranged on the top surface of the photovoltaic component unit and intersects with each other, another straight side is arranged on two adjacent side walls of the photovoltaic component unit, and two straight sides of another clip are respectively arranged on two adjacent side walls of the photovoltaic component unit and respectively intersect with the straight sides of the other two clips.

[0014] In one embodiment, a first roller is rotatably connected between the two intersecting straight edges on the two clips, the first roller is the connecting end, and the first strapping belt and the second strapping belt are sleeved on the first roller.

[0015] In one embodiment, a first guide slot is formed on the end surface of the clip strip away from the photovoltaic assembly unit, and the horizontal strapping tape and the vertical strapping tape are located in the first guide slot.

[0016] In one embodiment, a second guide slot is fixed on the outer wall of the edge guard away from the photovoltaic assembly unit, and the third packing belt is located in the second guide slot.

[0017] In one embodiment, a second roller is rotatably connected in the second guide slot.

[0018] In one embodiment, the photovoltaic assembly unit is arranged in a rectangular parallelepiped, and the second packing tape on the long side surface of the photovoltaic assembly unit is sleeved on the connecting end and the side wall of the tray;

[0019] The second strapping tape on the short side of the photovoltaic assembly unit is sleeved on the legs at the connecting end and the corner end of the pallet.

[0020] In one embodiment, the side wall of the tray is provided with a plurality of grooves, a third roller is rotatably connected in the groove, and the second packing belt on the long side surface of the photovoltaic assembly unit is sleeved on the third roller corresponding to the long side surface;

[0021] The second strapping tape on the short side of the photovoltaic assembly unit is sleeved on one of the third rollers corresponding to the long side and one of the third rollers corresponding to the short side.

[0022] Compared with the prior art, the present invention has the following advantages and technical effects:

[0023] The fasteners are used in conjunction with the first and second strapping tapes to increase the stability of the entire packaging structure. At the same time, the stacked photovoltaic module units are reinforced with corrugated edges to enhance the overall structure's ability to resist tipping during transportation. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] The drawings constituting a part of the present application are used to provide a further understanding of the present application. The illustrative embodiments and descriptions of the present application are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0025] Figure 1 A three-dimensional diagram of the packaging structure;

[0026] Figure 2 is a three-dimensional diagram of a photovoltaic module unit;

[0027] Figure 3 It is a schematic diagram of the position relationship between the fastener and the photovoltaic module unit;

[0028] Figure 4 A schematic diagram of the positional relationship between the first strapping belt and the second strapping belt;

[0029] Figure 5 is a three-dimensional diagram of a fastener;

[0030] Figure 6 for Figure 5 A top view of

[0031] Figure 7 It is a three-dimensional picture of the guardrail;

[0032] Figure 8 is a schematic diagram of the groove and the third roller;

[0033] Among them, 1. pallet; 2. photovoltaic module unit; 201. photovoltaic module; 202. horizontal strapping tape; 203. vertical strapping tape; 204. carton; 3. fastener; 301. card strip; 302. first roller; 303. first guide slot; 4. first strapping tape; 5. second strapping tape; 6. flange guard; 7. third strapping tape; 8. horizontal strapping tape; 9. vertical strapping tape; 10. second guide slot; 11. second roller; 12. groove; 13. third roller. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0035] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0036] Reference Figure 1-Figure 8The present invention provides a photovoltaic module packaging structure, including: a tray 1, which is configured to carry a photovoltaic module unit 2 to form a single tray assembly.

[0037] Specifically, refer to Figure 2 The photovoltaic module unit 2 is composed of a plurality of single photovoltaic modules 201 arranged vertically in a horizontal direction and stacked on a pallet 1. A horizontally arranged flat packing belt 202 is sleeved on the outside of the vertically stacked photovoltaic modules 201 to constrain the photovoltaic modules 201 in a horizontal direction. A vertically arranged vertical packing belt 203 is sleeved on the outside of the stacked photovoltaic modules 201. The vertical packing belt 203 passes through the bottom of the pallet 1 to constrain the photovoltaic modules 201 in a vertical direction and connect the photovoltaic modules 201 to the pallet 1.

[0038] Furthermore, the four corners of each photovoltaic module 201 or every other photovoltaic module 201 are covered with paper corner protectors to protect the frame of the photovoltaic module 201 .

[0039] Further, see Figure 3 After the photovoltaic components 201 are stacked and bundled, a carton 204 is placed on the stacked photovoltaic components 201 to isolate the photovoltaic components 201 from the fasteners 3 and protect the photovoltaic components 201.

[0040] The fasteners 3 are wrapped around the four corners of the top of the photovoltaic module unit 2. The fasteners 3 have connecting ends arranged on the top surface of the photovoltaic module unit 2 and the adjacent two side walls. The connecting ends of the two fasteners 3 arranged diagonally on the top surface are connected by a first packing tape 4, and the connecting ends located on the side walls are connected to the pallet 1 by a second packing tape 5.

[0041] Specifically, four fasteners 3 are provided, which are respectively located at the four end corners of the top of the photovoltaic module unit 2. The connecting ends are used to realize the connection between the fasteners 3 and the first strapping tape 4 and the second strapping tape 5. The connecting ends of the two fasteners 3 arranged diagonally on the top surface are connected through the first strapping tape 4, so that the first strapping tape 4 on the top surface of the photovoltaic module unit 2 is arranged in a cross structure.

[0042] Furthermore, the guard ribs 6 are configured to cover the side wall corners of two stacked single tray components, and the outer sides of the four guard ribs 6 are provided with third packing belts 7.

[0043] Among them, after stacking two single-support components, the guard rails 6 are covered toward the bending position of the side walls of the two single-support components, and the third packing belt 7 is horizontally arranged to be sleeved on the four guard rails 6 to realize the constraint of the four guard rails 6.

[0044] Preferably, the guard 6 is an L-shaped vertical rib, and the corners of its outer wall are rounded chamfered structures to reduce the contact friction between the third packing belt 7 and the guard 6.

[0045] The height of the guard 6 in the vertical direction is 1.3 to 1.8 times the height of the single support assembly in the vertical direction, and preferably 1.5 times.

[0046] In this embodiment, refer to Figure 3 , and also includes: a horizontal packing belt 8, which is sleeved on the photovoltaic module unit 2 and arranged along the horizontal direction of the photovoltaic module unit 2; a vertical packing belt 9, which is sleeved on the photovoltaic module unit 2 and arranged along the vertical direction of the photovoltaic module unit 2.

[0047] Specifically, the horizontal strapping tape 8 and the vertical strapping tape 9 are both connected to the fastener 3 to restrain the fastener 3 and further restrain the photovoltaic module unit 2 at the same time.

[0048] In this embodiment, refer to Figure 5 , Figure 6 The fastener 3 includes three clips 301, and the clips 301 are L-shaped structures, wherein one straight side of two clips 301 is arranged on the top surface of the photovoltaic module unit 2 and intersects, and the other straight side is arranged on the adjacent two side walls of the photovoltaic module unit 2, and the two straight sides of another clip 301 are respectively arranged on the adjacent two side walls of the photovoltaic module unit 2 and intersect with the straight sides of the other two clips 301 respectively.

[0049] Specifically, the straight edges of the three clamping strips 301 intersect with each other to ensure that there are two straight edges on the top surface and each side wall of the photovoltaic module unit 2. The straight edges of the clamping strips 301 can be used to limit the horizontal strapping belt 8 and the vertical strapping belt 9.

[0050] In this embodiment, refer to Figure 3 , Figure 5 , Figure 6 A first roller 302 is rotatably connected between two intersecting straight edges of the two card strips 301 . The first roller 302 is a connecting end, and the first strapping belt 4 and the second strapping belt 5 are sleeved on the first roller 302 .

[0051] Specifically, the first roller 302 is rotatably connected to the clamping strip 301, and the first strapping belt 4 and the second strapping belt 5 are sleeved on the first roller 302 to realize the connection between the first strapping belt 4 and the second strapping belt 5 and the fastener 3. The first strapping belt 4 and the second strapping belt 5 can make the force applied in all directions of the packaging more uniform through the first roller 302.

[0052] The first roller 302 is preferably but not limited to a roller, a drum, a roller, or a rotating rod.

[0053] In this embodiment, refer to Figure 5 , Figure 6 A first guide slot 303 is provided on the end surface of the clip strip 301 away from the photovoltaic module unit 2 , and the horizontal strapping belt 8 and the vertical strapping belt 9 are located in the first guide slot 303 .

[0054] Specifically, the first guide slot 303 is provided on the outer panel surface of the card strip 301 , and is used to accommodate the horizontal strapping belt 8 and the vertical strapping belt 9 and limit them so that the horizontal strapping belt 8 and the vertical strapping belt 9 cannot be separated from the card strip 301 .

[0055] The depth of the first guide slot 303 is preferably 10-30 mm.

[0056] The width of the first guide slot 303 is 4-6 mm greater than the width of the horizontal strapping tape 8 and the vertical strapping tape 9, and preferably greater than 5 mm.

[0057] In this embodiment, refer to Figure 7 A second guide slot 10 is fixed on the outer wall of the protective edge 6 away from the photovoltaic module unit 2 , and the third packing belt 7 is located in the second guide slot 10 .

[0058] Specifically, the flange guard 6 is provided with a second guide slot 10 , and the extension direction of the second guide slot 10 is horizontally arranged to limit the third packing belt 7 .

[0059] There are at least two second guide slots 10 , and the number of the third strapping tapes 7 is equal to the number of the second guide slots 10 , so that each second guide slot 10 has a third strapping tape 7 .

[0060] In a specific embodiment of the present invention, three second guide slots 10 are provided, wherein one second guide slot 10 is provided in the middle of the guard 6, and the other two second guide slots 10 are arranged symmetrically relative to the second guide slot 10 in the middle.

[0061] The depth of the second guide slot 10 is preferably 10 to 30 mm.

[0062] The width of the second guide slot 10 is 4 to 6 mm greater than the width of the third strapping tape 7, and preferably greater than 5 mm.

[0063] In this embodiment, refer to Figure 7 A second roller 11 is rotatably connected in the second guide slot 10 .

[0064] Specifically, a second roller 11 is arranged in the second guide slot 10 , and the second roller 11 is used to reduce the contact friction between the edge guard 6 and the third strapping belt 7 , thereby reducing the tightening resistance of the third strapping belt 7 .

[0065] Alternatively, the second roller 11 is arranged outside the second guide slot 10 .

[0066] The surface of the second roller 11 is 1 to 5 mm higher than the outer wall of the guard 6 .

[0067] The second roller 11 is preferably but not limited to a roller, a drum, a roller, or a rotating rod.

[0068] In this embodiment, refer to Figure 1 , Figure 4 , Figure 8 The photovoltaic module unit 2 is arranged in a rectangular parallelepiped, and the second packing tape 5 on the long side of the photovoltaic module unit 2 is sleeved on the connecting end and the side wall of the tray 1; the second packing tape 5 on the short side of the photovoltaic module unit 2 is sleeved on the connecting end and the supporting legs of the corner end of the tray 1.

[0069] In this embodiment, refer to Figure 1 , Figure 4 , Figure 8 A plurality of grooves 12 are provided on the side wall of the tray 1, and a third roller 13 is rotatably connected in the groove 12. The second packing tape 5 on the long side of the photovoltaic module unit 2 is sleeved on the third roller 13 corresponding to the long side; the second packing tape 5 on the short side of the photovoltaic module unit 2 is sleeved on a third roller 13 corresponding to the long side and a third roller 13 corresponding to the short side.

[0070] Specifically, influenced by the structure of the photovoltaic module 201 itself, the photovoltaic module unit 2 formed by stacking is usually a rectangular parallelepiped structure, and the tray 1 matches the photovoltaic module unit 2 and is also a rectangular parallelepiped structure.

[0071] In order to effectively package the photovoltaic module unit 2.

[0072] On the long side of the photovoltaic module unit 2, one end of the second packing tape 5 passes through the first roller 302 on the fastener 3, and the other end of the second packing tape 5 is wrapped around the third roller 13 on the long side of the pallet 1, and then extends to the first roller 302 on the long side of the photovoltaic module unit 2 to form a circle.

[0073] On the short side of the photovoltaic module unit 2, one end of the second packing tape 5 passes through the first roller 302 on the fastener 3, and the other end of the second packing tape 5 is firstly wrapped around the third roller 13 on the long side of the pallet 1, and passes through the bottom of the pallet 1, passes through the third roller 13 on the short side of the pallet 1, and then extends to the first roller 302 on the short side of the photovoltaic module unit 2 to form a circle.

[0074] A packaging method for a photovoltaic module packaging structure is used to implement the above photovoltaic module packaging structure, and the packaging steps include:

[0075] S1. Place photovoltaic module units 2 on the surface of the tray 1 to form a single-tow module.

[0076] Specifically, refer to Figure 2, a plurality of photovoltaic modules 201 arranged vertically in a horizontal direction are stacked on a pallet 1, and a horizontal strapping tape 202 and a vertical strapping tape 203 are applied to connect the photovoltaic modules 201 and the pallet 1. Then, a carton 204 is applied to the photovoltaic module unit 2.

[0077] S2. Place fasteners 3 at the four corners of the top of the photovoltaic module unit 2.

[0078] Specifically, refer to Figure 3 After the carton 204 is put on, fasteners 3 are installed at the four corners of the top of the carton 204 to ensure that the first roller 302 is located on the top surface and side wall of the carton 204.

[0079] S3, connecting the horizontal strapping belt 8, the vertical strapping belt 9, the first strapping belt 4, and the second strapping belt 5.

[0080] Specifically, refer to Figure 4 , insert the horizontal strapping tape 8 and the vertical strapping tape 9 into the first guide slot 303 to constrain the fastener 3 and the photovoltaic module unit 2, and then use the first roller 302 to wind the first strapping tape 4 and the second strapping tape 5.

[0081] S4, stack two single-tow assemblies, cover the side wall corners with the protective edge 6, and then connect the third strapping belt 7.

[0082] Specifically, refer to Figure 1 , use a forklift or lifting equipment to lift and stack the whole formed in step S3. After stacking, cover the four corner positions with the protective ribs 6. After covering the protective ribs 6, place the third strapping tape 7 through the second guide slot 10, and the third strapping tape 7 is horizontally wrapped around and tightened.

[0083] The above are only preferred specific implementations of the present application, but the protection scope of the present application is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art within the technical scope disclosed in the present application should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.

Claims

1. A photovoltaic module packaging structure, characterized in that: include: A tray (1) configured to carry photovoltaic module units (2) to form a single tray module; A fastener (3) is wrapped around the four corners of the top of the photovoltaic module unit (2), and the fastener (3) has connection ends arranged on the top surface of the photovoltaic module unit (2) and on the adjacent two side walls, wherein: The connecting ends of the two fasteners (3) arranged diagonally on the top surface are connected by a first strapping tape (4), and the connecting ends located on the side walls are connected to the tray (1) by a second strapping tape (5); and, The protective ribs (6) are configured to cover the side wall corners of the two stacked single tray components, and the outer sides of the four protective ribs (6) are provided with a third packing belt (7).

2. The photovoltaic module packaging structure according to claim 1, characterized in that: Also includes: A horizontal packing belt (8) is sleeved on the photovoltaic module unit (2) and arranged along the horizontal direction of the photovoltaic module unit (2); A vertical packing belt (9) is sleeved on the photovoltaic assembly unit (2) and arranged along the vertical direction of the photovoltaic assembly unit (2).

3. The photovoltaic module packaging structure according to claim 2, characterized in that: The fastener (3) comprises three clips (301), wherein the clips (301) are of an L-shaped structure, wherein one straight side of two of the clips (301) is arranged on the top surface of the photovoltaic component unit (2) and intersects with each other, another straight side is arranged on two adjacent side walls of the photovoltaic component unit (2), and two straight sides of another of the clips (301) are respectively arranged on two adjacent side walls of the photovoltaic component unit (2) and respectively intersect with the straight sides of the other two of the clips (301).

4. The photovoltaic module packaging structure according to claim 3, characterized in that: A first roller (302) is rotatably connected between the two intersecting straight edges on the two clamping strips (301); the first roller (302) is the connecting end; and the first strapping belt (4) and the second strapping belt (5) are sleeved on the first roller (302).

5. The photovoltaic module packaging structure according to claim 3, characterized in that: A first guide slot (303) is provided on the end surface of the clamping strip (301) away from the photovoltaic assembly unit (2), and the horizontal strapping belt (8) and the vertical strapping belt (9) are located in the first guide slot (303).

6. The photovoltaic module packaging structure according to claim 1, characterized in that: A second guide slot (10) is fixed on the outer wall of the protective edge (6) away from the photovoltaic assembly unit (2), and the third packing belt (7) is located in the second guide slot (10).

7. The photovoltaic module packaging structure according to claim 6, characterized in that: A second roller (11) is rotatably connected in the second guide slot (10).

8. The photovoltaic module packaging structure according to claim 1, characterized in that: The photovoltaic assembly unit (2) is arranged in a rectangular parallelepiped, and the second packing belt (5) on the long side surface of the photovoltaic assembly unit (2) is sleeved on the connecting end and the side wall of the tray (1); The second packing belt (5) on the short side of the photovoltaic assembly unit (2) is sleeved on the connecting end and the supporting legs at the corner end of the pallet (1).

9. The photovoltaic module packaging structure according to claim 8, characterized in that: The side wall of the tray (1) is provided with a plurality of grooves (12), a third roller (13) is rotatably connected in the groove (12), and the second packing belt (5) on the long side surface of the photovoltaic assembly unit (2) is sleeved on the third roller (13) corresponding to the long side surface; The second packing belt (5) on the short side of the photovoltaic assembly unit (2) is sleeved on a third roller (13) corresponding to the long side and a third roller (13) corresponding to the short side.

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