Lower hanging pressing block mounting structure for photovoltaic module

Abstract

The utility model provides a lower hanging pressing block mounting structure for a photovoltaic module. The lower hanging pressing block mounting structure comprises a lower hanging pressing plate, a pressing block base plate and a fastener, the lower hanging pressing block is of a U-shaped structure, and the purline is arranged in a groove of the U-shaped structure. Hanging lug structures are arranged on the two sides of the top of the lower hanging pressing block, and pressing block base plates are arranged on the hanging lug structures on the two sides in a sleeving mode. The frame of the photovoltaic module and the longitudinal water tank are sequentially fixed on the purline by a hanger structure on one side of the lower hanging and pressing block through a pressing block base plate; the hanger structure on the other side of the lower hanging and pressing block is in lap joint with the purline through the pressing block base plate, and the fastener is used for applying downward pressure to the lower hanging and pressing block. The photovoltaic assembly and the longitudinal water tank can be fixed on the purline only through the fastener, the pressing block base plate and the lower hanging pressing block, a U-shaped hoop is omitted, the construction cost is saved, stress is even through the double-hanging-lug lower hanging pressing block, and the photovoltaic assembly and the longitudinal water tank can be fixed on the purline through the double-hanging-lug lower hanging pressing block. The problem that the frame of the photovoltaic module is torn due to the fact that the screw is screwed obliquely due to uneven stress and the hanging lug edge of the lower hanging pressing block is thin is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to photovoltaic module technical field, specifically, relate to a kind of for the lower hanging pressure block mounting structure of photovoltaic module. BACKGROUND

[0002] Current photovoltaic module mounting structure includes the following problems:

[0003] 1, the current photovoltaic module lower pressure fixing structure is mostly installed in the way of cooperation of upper pressing plate, lower backing plate, U type hoop and fastener, this installation mode not only has upper pressing block, lower backing plate and fastener, but also adds U type hoop this component, leading to construction cost increase;

[0004] Such as the patent literature of CN221806781U discloses a kind of photovoltaic module pressure block and photovoltaic system, as shown in Figure 3 Upper pressing plate, lower backing plate, U type hoop and fastener are used to fix photovoltaic module, and material is more to increase construction cost;

[0005] 2, the current photovoltaic module lower hanging pressure block mounting structure is mostly installed in the way of single hanging ear structure and without pressure block backing plate, and there is the problem of screw skewing caused by unbalanced stress and the risk of tearing photovoltaic module frame caused by the thinness of hanging ear edge during installation process;

[0006] Such as the patent literature of CN106788196A discloses a kind of photovoltaic module lower pressure block, as shown in Figure 4 Single hanging ear structure is used, and there is the problem of screw skewing and the risk of tearing photovoltaic module frame. Utility model content

[0007] In view of the defects in the prior art, the utility model aims at providing a kind of lower hanging pressure block mounting structure for photovoltaic module.

[0008] According to the lower hanging pressure block mounting structure for photovoltaic module provided by the utility model, photovoltaic module and longitudinal water tank are fixed on purlin, including lower hanging pressing plate, pressure block backing plate and fastener;

[0009] On the projection of the purlin length direction, the lower hanging pressure block is U type structure, and the purlin is arranged in the groove of the U type structure;

[0010] On the projection of the longitudinal water tank length direction, the top of the lower hanging pressure block is provided with hanging ear structure on both sides, and pressure block backing plate is sleeved on both sides of the hanging ear structure;

[0011] The lower hanging pressing block is arranged at the side of the longitudinal water channel, and the hanging ear structure at the side of the longitudinal water channel is used for sequentially fixing the frame of the photovoltaic module and the longitudinal water channel on the purlin from top to bottom through the pressing block backing plate.

[0012] The hanging ear structure at the other side of the lower hanging pressing block is overlapped with the purlin through the pressing block backing plate, and the fastener acts on the bottom of the lower hanging pressing block and the purlin, so as to apply downward pressure to the lower hanging pressing block.

[0013] Preferably, the pressing block backing plate at the bottom of the hanging ear structure at the side of the longitudinal water channel is overlapped with the top of the frame of the photovoltaic module.

[0014] The bottom of the frame of the photovoltaic module is overlapped with the bottom of the longitudinal water channel, and the bottom of the longitudinal water channel is overlapped with the top of the purlin.

[0015] Preferably, a through hole is arranged in the middle of the bottom plate of the lower hanging pressing block, and the through hole is used for accommodating the fastener.

[0016] Preferably, the fastener comprises a cylindrical head screw and a nut.

[0017] The nut is arranged between the top of the bottom plate of the lower hanging pressing block and the bottom of the purlin, the cylindrical head screw passes through the through hole from bottom to top and is threadedly connected with the nut, and the top of the cylindrical head screw is used for overlapping with the bottom of the purlin.

[0018] Preferably, the cylindrical head screw comprises an internal hexagonal cylindrical head screw M8*30.

[0019] Preferably, the nut comprises a type 1 hexagonal nut M8.

[0020] Preferably, a spring washer and a flat washer are arranged in a stack from top to bottom between the bottom of the nut and the top of the bottom plate of the lower hanging pressing block.

[0021] Preferably, the spring washer comprises a standard spring washer, and the flat washer comprises a standard flat washer.

[0022] Preferably, the photovoltaic modules are symmetrically arranged in the longitudinal water channel, and the frame of the photovoltaic module and the side of the pressing block backing plate are overlapped with the inner side wall of the longitudinal water channel.

[0023] Compared with the prior art, the utility model has the beneficial effects that:

[0024] The utility model discloses only need through fastener, briquetting pad and lower hanging briquetting piece can fix photovoltaic module and longitudinal water tank on purline, compared with the lower pressure fixing structure in prior art, omitted this component of U type hoop, saved construction cost, and through the even stress of double hanging ear lower hanging briquetting piece makes, solved the problem of tearing photovoltaic module frame caused by the uneven stress of screw and lower hanging briquetting piece hanging ear edge. BRIEF DESCRIPTION OF DRAWINGS

[0025] Other features, objects and advantages of the utility model will become more apparent from the following detailed description of non-limiting embodiments with reference to the drawings:

[0026] Figure 1 It is the whole structure schematic diagram of the utility model;

[0027] Figure 2 It is the structure schematic diagram of lower hanging briquetting piece in the utility model;

[0028] Among them, Figure 2 (a) is the structure schematic diagram of lower hanging briquetting piece side view angle, Figure 2 (b) is the structure schematic diagram of lower hanging briquetting piece front view angle, Figure 2 (c) is the structure schematic diagram of lower hanging briquetting piece plan view angle;

[0029] Figure 3 It is the structure schematic diagram of photovoltaic module lower pressure fixing structure in prior art;

[0030] Figure 4 It is the structure schematic diagram of photovoltaic module lower hanging briquetting piece installation structure in prior art.

[0031] In the drawing, it is shown that:

[0032] Briquetting pad 1 Nut 6

[0033] Longitudinal water tank 2 Spring washer 7

[0034] Photovoltaic module 3 Flat washer 8

[0035] Lower hanging briquetting piece 4 Purline 9

[0036] Cylinder head screw 5 Through hole 10 DETAILED DESCRIPTION

[0037] The utility model will be described in detail below in combination with specific embodiment. The following embodiments will help the person skilled in the art to further understand the utility model, but do not limit the utility model in any form. It should be pointed out that for ordinary skilled in the art, on the premise of not departing from the utility model concept, can also make a number of changes and improvements. These all belong to the protection scope of the utility model.

[0038] The utility model discloses a kind of lower hanging pressure block mounting structures for photovoltaic module, only need to be fixed by fastener, pressure block backing plate and lower hanging pressure block Photovoltaic module and longitudinal gutter on purlin, omit this component, U type hoop, save construction cost, and by double hanging lug lower hanging pressure block makes that stress is even, the problem that the screw is twisted skew and lower hanging pressure block lug edge is relatively thin and causes tearing photovoltaic module frame is solved.

[0039] According to the utility model provides a lower hanging pressure block mounting structure for photovoltaic module, for fixing photovoltaic module 3 and longitudinal gutter 2 on purlin 9, as shown in Figure 1 、 Figure 2 As shown, including lower hanging pressure plate 4, pressure block backing plate 1 and fastener;

[0040] As shown in Figure 2 (a), on the projection of the length direction of the purlin 9, the lower hanging pressure block 4 is U-shaped structure, and the purlin 9 is arranged in the groove of the U-shaped structure;As shown in Figure 2 (b), on the projection of the length direction of the longitudinal gutter 2, the top of the lower hanging pressure block 4 is provided with lug structure on both sides, and the lug structure on both sides is provided with pressure block backing plate 1;

[0041] The lower hanging pressure block 4 is arranged at the side of the longitudinal gutter 2, and the lug structure of the lower hanging pressure block 4 close to one side of the longitudinal gutter 2 is used to fix the frame of the photovoltaic module 3 and the longitudinal gutter 2 on the purlin 9 from top to bottom in sequence through the pressure block backing plate 1;The lug structure of the other side of the lower hanging pressure block is overlapped with the purlin 9 through the pressure block backing plate 1, and the fastener acts on the bottom of the lower hanging pressure block 4 and the purlin 9, for applying downward pressure to the lower hanging pressure block 4.The utility model structure is simple, and only needs lower hanging pressure block 4, pressure block backing plate 1 and fastener to complete the fixation of photovoltaic module 3 relative to purlin 9, and the lower hanging pressure block 4 in the utility model is provided with lug structure on both sides of the top, which can provide support during installation, so that the stress on both sides is uniform, and the stability of installation is improved.

[0042] In a preferred example, the photovoltaic module 3 is symmetrically arranged in the longitudinal gutter 2, and the frame of the photovoltaic module 3 and the side of the pressure block backing plate 1 are overlapped with the inner side wall of the longitudinal gutter 2, and the photovoltaic module 3 on both sides is overlapped with the inner side wall on both sides of the longitudinal gutter 2, which realizes the symmetry and stability of installation.

[0043] The pressure block backing plate 1 of the lug structure bottom close to one side of the longitudinal gutter 2 of the lower hanging pressure block 4 is overlapped with the top of the frame of the photovoltaic module 3;The bottom of the frame of the photovoltaic module 3 is overlapped with the bottom of the longitudinal gutter 2, and the bottom of the longitudinal gutter 2 is overlapped with the top of the purlin 9. Figure 2As shown in (c), a through hole 10 is provided in the middle of the bottom plate of the lower hanging pressure block 4, and the through hole 10 is used to accommodate the fastener. The fastener includes a cylindrical head screw 5 and a nut 6; the nut 6 is located between the top of the bottom plate of the lower hanging pressure block 4 and the bottom of the purlin 9, the cylindrical head screw 5 passes through the through hole 10 from bottom to top and is threadedly connected to the nut 6, and the top of the cylindrical head screw 5 is used to overlap with the bottom of the purlin 9.

[0044] In a preferred embodiment, the cylindrical head screw 5 includes an M8*30 socket head cap screw. The nut 6 includes a type 1 hex nut M8. A spring washer 7 and a flat washer 8 are stacked from top to bottom between the bottom of the nut 6 and the top of the base plate of the lower hanging block 4. The spring washer 7 includes a standard spring washer, and the flat washer 8 includes a standard flat washer.

[0045] Example 1

[0046] This embodiment discloses the installation steps of the above-mentioned under-mount pressure block mounting structure for photovoltaic modules, using M8*30 internal hexagonal head screws, M8 type 1 hexagonal nuts, and standard spring washers. Standard flat washer The pressure plate (1) and the module hanging pressure plate (4) fix the photovoltaic module (3) and the longitudinal water tank (2) on the purlin (9).

[0047] The specific steps are as follows:

[0048] The first step is to install the M8 type 1 hex nut and the standard type spring washer from top to bottom. Standard flat washer Combine the assembled Type 1 hexagonal nut M8 and standard spring washer. Standard flat washer Place it above the through hole 10 of the lower hanging pressure block 4 of the component, and at the same time pass the M8*30 socket head cap screw through the through hole 10 from below, along with the M8 type 1 hex nut and the standard spring washer. and standard flat washers The components are connected together, forming the pre-installed components with a hanging pressure plate 4.

[0049] Further, place a pressure pad 1 on the mounting ear of the photovoltaic module 3 near the pre-installed component of the first step under the component hanging pressure block 4. Then, place the assembled device on the intersection of the photovoltaic module 3 frame, the longitudinal water channel 2 and the purlin 9. Finally, place another pressure pad 1 on the mounting ear on the other side of the component hanging pressure block 4 and adjust its position.

[0050] Furthermore, secure the type 1 hex nut M8 and tighten the internal hex socket head cap screw M8*30 until it is fully tightened, thus completing the installation of photovoltaic module 3.

[0051] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0052] The specific embodiments of the present application are described above. It should be understood that the present application is not limited to the specific implementation described above, and various changes or modifications can be made by those skilled in the art within the scope of the claims, which does not affect the essential content of the present application. In the case of no conflict, the embodiments of the present application and the features in the embodiments can be combined with each other arbitrarily.

Claims

1. A hanging block mounting structure for a photovoltaic module for fixing a photovoltaic module (3) and a longitudinal gutter (2) to a purlin (9), characterized in that, The lower hanging pressing block (4), the pressing block base plate (1), and the fastener are included. The lower hanging pressing block (4) is in a U-shaped structure in the projection along the length direction of the purlin (9), and the purlin (9) is arranged in the groove of the U-shaped structure. The top of the lower hanging pressing block (4) is provided with a hanging ear structure on both sides in the projection along the length direction of the longitudinal water tank (2), and the hanging ear structures on both sides are each sleeved with a pressing block base plate (1). The lower hanging pressing block (4) is arranged on the side of the longitudinal water tank (2), and the hanging ear structure on the side of the lower hanging pressing block (4) close to the longitudinal water tank (2) is used to fix the frame of the photovoltaic module (3) and the longitudinal water tank (2) on the purlin (9) from top to bottom through the pressing block base plate (1). The hanging ear structure on the other side of the lower hanging pressing block (4) is overlapped with the purlin (9) through the pressing block base plate (1), and the fastener acts on the bottom of the lower hanging pressing block (4) and the purlin (9) to apply downward pressure to the lower hanging pressing block (4).

2. The underhang flashing mounting structure for a photovoltaic module according to claim 1, characterized by, The pressing block base plate (1) at the bottom of the hanging ear structure on the side of the lower hanging pressing block (4) close to the longitudinal water tank (2) is overlapped with the top of the frame of the photovoltaic module (3). The bottom of the frame of the photovoltaic module (3) is overlapped with the bottom of the longitudinal water tank (2), and the bottom of the longitudinal water tank (2) is overlapped with the top of the purlin (9).

3. The underhang flashing mounting structure for a photovoltaic module according to claim 1, characterized by, A through hole (10) is arranged in the middle of the bottom plate of the lower hanging pressing block (4), and the through hole (10) is used to accommodate the fastener.

4. The underhang flashing installation structure for a photovoltaic module according to claim 3, characterized by, The fastener includes a cylindrical head screw (5) and a nut (6). The nut (6) is arranged between the top of the bottom plate of the lower hanging pressing block (4) and the bottom of the purlin (9), the cylindrical head screw (5) passes through the through hole (10) from bottom to top and is threadedly connected with the nut (6), and the top of the cylindrical head screw (5) is used to overlap with the bottom of the purlin (9).

5. The underhang flashing mounting structure for a photovoltaic module according to claim 4, characterized by, The cylindrical head screw (5) includes an internal hexagonal cylindrical head screw M8*30.

6. The underhang flashing installation structure for a photovoltaic module according to claim 4, characterized by The nut (6) includes a type 1 hexagonal nut M8.

7. The underhang flashing installation structure for a photovoltaic module according to claim 4, characterized by, A spring washer (7) and a flat washer (8) are arranged in layers from top to bottom between the bottom of the nut (6) and the top of the bottom plate of the lower hanging pressing block (4).

8. The underhang flashing installation structure for a photovoltaic module according to claim 7, characterized by, The spring washer (7) includes a standard spring washer, and the flat washer (8) includes a standard flat washer.

9. The underhang flashing installation structure for a photovoltaic module according to claim 1, characterized by, The photovoltaic module (3) is symmetrically arranged in the longitudinal water tank (2), and the frame of the photovoltaic module (3) and the side of the pressing block base plate (1) are overlapped with the inner side wall of the longitudinal water tank (2).

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