Bearing assembly and photovoltaic junction box

Abstract

The utility model relates to the technical field of bearing assemblies and photovoltaic junction boxes, in particular to a bearing assembly and a photovoltaic junction box. The bearing assembly and the photovoltaic junction box comprise a junction box body, a bearing plate is arranged in the middle of the interior of the junction box body, multiple sets of containing grooves are formed in the top of the bearing plate, telescopic grooves are formed in the two sides of each containing groove, and springs are arranged in the telescopic grooves. The tops of the springs are connected with the two sides of a pressing block, and the pressing block is located over the containing groove. The bearing assembly and the photovoltaic junction box provided by the utility model have the beneficial effects that when the photovoltaic assembly is installed, the pressing block is pulled again to enlarge the gap between the pressing block and the placing groove, then the photovoltaic assembly slides into the placing groove from the opening of the placing groove, and then the pressing block is loosened and pulled, so that the photovoltaic assembly is installed. When the springs in the telescopic grooves in the two sides of the pressing block start to drive the pressing block to descend, the pressing block presses and fixes the photovoltaic module, and at the moment, the clamping block at the bottom of the screw rod descends into the clamping groove at the bottom of the inserting groove along with the pressing block.

Description

Technical Field

[0001] The utility model relates to the field of bearing components and photovoltaic junction boxes, in particular to a bearing component and a photovoltaic junction box. Background Art

[0002] The photovoltaic junction box is a connector between the solar cells, solar panels and solar charging control devices that make up the photovoltaic components. It can connect the electricity generated by the solar cells to the external circuit. It is not only simple in structure but also easy to operate.

[0003] In the prior art, the bearing assembly of the photovoltaic junction box generally refers to a component inside the junction box used to fix the photovoltaic module, and the photovoltaic module is generally fixed to the bearing assembly by screws.

[0004] However, during the maintenance or overhaul of the existing photovoltaic junction box, the screws need to be repeatedly installed and removed so that the photovoltaic components can be taken out from the supporting components for overhaul. The installation and removal are very cumbersome and time-consuming, which seriously affects the efficiency of maintenance and overhaul. Utility Model Content

[0005] The purpose of the utility model is to provide a bearing assembly and a photovoltaic junction box to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a junction box, a bearing plate is arranged in the middle of the interior of the junction box, a plurality of groups of placement grooves are opened on the top of the bearing plate, telescopic grooves are opened on both sides of the placement grooves, a spring is arranged in the telescopic groove, the top of the spring is connected to the two sides of the clamping block, and the clamping block is located directly above the placement groove.

[0007] Preferably, a cover plate is provided on the top of the junction box, and the cover plate is used to seal the junction box by screws.

[0008] There are multiple wiring ports on the side of the junction box, and the connecting wires are inserted into the junction box through the wiring ports.

[0009] Preferably, an entrance is opened on the side of the placement groove, and the bearing component slides into the placement groove through the entrance. The entrance of the placement groove is parallel to the wiring port, and the connecting wire can be plugged into the junction box through the wiring port to connect to the photovoltaic component parallel to the placement groove.

[0010] Preferably, a clamping block is provided at the top of the placement slot, and the two sides of the clamping block are inserted into the telescopic slots on both sides of the placement slot and connected to the springs in the telescopic slots. The spring can drive the clamping block to descend by contraction, so that the clamping block can clamp and fix the photovoltaic component in the placement slot.

[0011] Preferably, screws are inserted on both sides of the clamping block, an inserting groove is provided just below the screw, and a clamping groove is provided at the bottom of the inserting groove. The bottom of the screw is connected to the inserting groove, and when the clamping block descends, it can drive the screw to descend together, so that the inserting groove at the bottom of the screw is inserted into the clamping groove, and by screwing the screw, the clamping block can be driven to rotate in the clamping groove, so that the inserting groove clamps the rising of the clamping block, thereby fixing the contraction of the clamping block.

[0012] Preferably, the clamping block is provided with a baffle at one end of the opening of the placement groove, and when the baffle is lowered, it is clamped on the top side wall of the photovoltaic component to block the photovoltaic component and prevent the baffle from sliding out of the placement groove from the opening of the placement groove.

[0013] A photovoltaic junction box comprises the above-mentioned bearing assembly.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model provides a bearing component and a photovoltaic junction box. When the photovoltaic component is installed, the gap between the pressing block and the placement groove is enlarged by pulling the pressing block again, and then the photovoltaic component is slid into the placement groove from the opening of the placement groove. Thereafter, the pressing block is released and pulled, and the springs in the telescopic grooves on both sides of the pressing block begin to drive the pressing block to descend, so that the pressing block presses and fixes the photovoltaic component. At this time, the clamping block at the bottom of the screw rod descends with the pressing block to the clamping groove at the bottom of the plug-in groove, and then the screw rod is rotated to drive the clamping block to rotate in the clamping groove, so that the clamping groove and the plug-in groove are perpendicular, thereby limiting the rise of the pressing block and preventing the clamping block from loosening. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the cross-sectional structure of the load-bearing plate of the utility model;

[0019] Figure 4 This is a schematic diagram of the cross-sectional structure of the other side of the load-bearing plate of the utility model.

[0020] In the figure: junction box 1, cover plate 2, junction port 3, bearing plate 4, placement slot 5, clamping block 6, screw rod 7, telescopic slot 8, spring 9, plug-in slot 10, clamping block 11, clamping slot 12, baffle 13. DETAILED DESCRIPTION

[0021] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of the utility model. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Embodiment 1

[0023] See also Figure 1-Figure 4 The utility model provides a technical solution: a junction box 1, a bearing plate 4 is arranged in the middle of the interior of the junction box 1, a plurality of groups of placement grooves 5 are opened on the top of the bearing plate 4, telescopic grooves 8 are opened on both sides of the placement grooves 5, springs 9 are arranged in the telescopic grooves 8, the tops of the springs 9 are connected to both sides of the clamping blocks 6, and the clamping blocks 6 are located directly above the placement grooves 5; by pulling the clamping blocks 6, the clamping blocks 6 release the pressure and fixation on the photovoltaic components in the placement grooves 5, and then the photovoltaic components are slid out from the openings of the placement grooves 5 for maintenance or overhaul.

[0024] Embodiment 2

[0025] On the basis of Example 1, a cover plate 2 is provided on the top of the junction box 1, and the cover plate 2 is used to close the junction box 1 by screws. A plurality of wiring ports 3 are provided on the side of the junction box 1, and the connecting wires are inserted into the junction box 1 through the wiring ports 3; an entry port is provided on the side of the placement groove 5, and the bearing component slides into the placement groove 5 through the entry port, and the entry port of the placement groove 5 is parallel to the wiring port 3, and the connecting wire can be plugged into the junction box 1 through the wiring port 3 to connect with the photovoltaic component parallel to the placement groove 5; a clamping block 6 is provided on the top of the placement groove 5, and the two sides of the clamping block 6 are plugged into the telescopic grooves 8 on both sides of the placement groove 5 and connected to the springs 9 in the telescopic grooves 8, and the springs 9 can drive the clamping block 6 to descend by contraction, so that the clamping block 6 presses and fixes the photovoltaic component in the placement groove 5; when the springs 9 in the telescopic grooves 8 on both sides of the clamping block 6 start to drive the clamping block 6 to descend, the clamping block 6 presses and fixes the photovoltaic component.

[0026] Embodiment 3

[0027] On the basis of the second embodiment, screw rods 7 are inserted on both sides of the clamping block 6, and a plug-in groove 10 is provided directly below the screw rod 7, and a card slot 12 is provided at the bottom of the plug-in groove 10. The bottom of the screw rod 7 is connected to the plug-in groove 10. When the clamping block 6 is lowered, it can drive the screw rod 7 to descend together, so that the plug-in groove 10 at the bottom of the screw rod 7 is plugged into the card slot 12. By screwing the screw 7, the card block 11 can be driven to rotate in the card slot 12, so that the plug-in groove 10 can hold the rising of the clamping block 6, and the clamping block 6 can be pressed. The block 6 is contracted and fixed; the clamping block 6 is provided with a baffle 13 at one end of the opening of the placement groove 5. When the baffle 13 descends, it is clamped on the top side wall of the photovoltaic component to block the photovoltaic component and prevent the baffle 13 from sliding off the placement groove 5 from the opening of the placement groove 5; by screwing the screw 7, the screw 7 drives the clamping block 11 to rotate in the clamping groove 12, so that the clamping groove 12 is perpendicular to the plug-in groove 10, and the rise of the clamping block 6 is limited to prevent the clamping block 6 from loosening.

[0028] In actual use, when the photovoltaic module in the junction box 1 is maintained or overhauled, the cover plate 2 can be removed by unscrewing the screws around the cover plate 2, and then the screw rod 7 is screwed to make the block 11 connected to the bottom of the screw rod 7 parallel to the plug-in slot 10, and then the clamping block 6 is pulled to release the clamping block 6 from fixing the photovoltaic module in the placement slot 5, and then the photovoltaic module is slid out of the opening of the placement slot 5 for maintenance or overhaul; when installing the photovoltaic module, the clearance between the clamping block 6 and the placement slot 5 is enlarged by pulling the clamping block 6 again. Then slide the photovoltaic component into the placement groove 5 from the opening of the placement groove 5, then release and pull the clamping block 6, and the springs 9 in the telescopic grooves 8 on both sides of the clamping block 6 begin to drive the clamping block 6 to descend, so that the clamping block 6 presses and fixes the photovoltaic component. At this time, the block 11 at the bottom of the screw 7 falls with the clamping block 6 to the clamping groove 12 at the bottom of the plug-in groove 10, and then by screwing the screw 7, the screw 7 drives the block 11 to rotate in the clamping groove 12, so that the clamping groove 12 is perpendicular to the plug-in groove 10, and the rise of the clamping block 6 is limited to prevent the clamping and fixing of the clamping block 6 from loosening.

[0029] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A load-bearing assembly, characterized in that: The bearing assembly and photovoltaic junction box comprise: a junction box (1), a bearing plate (4) being arranged in the middle of the interior of the junction box (1), a plurality of groups of placement grooves (5) being provided on the top of the bearing plate (4), telescopic grooves (8) being provided on both sides of the placement grooves (5), a spring (9) being arranged in the telescopic grooves (8), the top of the spring (9) being connected to both sides of a clamping block (6), and the clamping block (6) being located directly above the placement grooves (5).

2. A load-bearing assembly according to claim 1, characterized in that: A cover plate (2) is provided on the top of the junction box (1), and the cover plate (2) is used to seal the junction box (1) by means of screws. A plurality of wiring ports (3) are provided on the side of the junction box (1), and connecting wires are inserted into the junction box (1) through the wiring ports (3).

3. A load-bearing assembly according to claim 2, characterized in that: An entrance is provided on the side of the placement groove (5), and the bearing assembly slides into the placement groove (5) through the entrance. The entrance of the placement groove (5) is parallel to the wiring port (3), and the connecting wire can be plugged into the junction box (1) through the wiring port (3) to connect to the photovoltaic assembly parallel to the placement groove (5).

4. A load-bearing assembly according to claim 3, characterized in that: A pressing block (6) is arranged at the top of the placement groove (5), and two sides of the pressing block (6) are inserted into telescopic grooves (8) on both sides of the placement groove (5) and connected to springs (9) in the telescopic grooves (8). The springs (9) can drive the pressing block (6) to descend by contraction, so that the pressing block (6) can press and fix the photovoltaic module in the placement groove (5).

5. A load-bearing assembly according to claim 4, characterized in that: Screw rods (7) are inserted on both sides of the clamping block (6), and a plug-in groove (10) is provided directly below the screw rod (7). A clamping groove (12) is provided at the bottom of the plug-in groove (10). The bottom of the screw rod (7) is connected to the plug-in groove (10). When the clamping block (6) descends, it can drive the screw rod (7) to descend together, so that the plug-in groove (10) at the bottom of the screw rod (7) is plugged into the clamping groove (12). By rotating the screw rod (7), the clamping block (11) can be driven to rotate in the clamping groove (12), so that the plug-in groove (10) clamps the rising of the clamping block (6) and the contraction of the clamping block (6) is fixed.

6. A load-bearing assembly according to claim 5, characterized in that: The pressing block (6) is provided with a baffle (13) at one end of the opening of the placement groove (5); when the baffle (13) is lowered, it is clamped on the top side wall of the photovoltaic component to block the photovoltaic component and prevent the baffle (13) from sliding out of the placement groove (5) from the opening of the placement groove (5).

7. A photovoltaic junction box, characterized in that: A load-bearing assembly comprising any one of claims 1 to 6 above.

Images