Solar rail mounting system
This present disclosure relates to a solar photovoltaic (PV) rail mounting system, which includes a mounting base, rails and rail mounting components, wind deflectors and wind deflector clamps, grounding wires and grounding wire connectors, inverters and inverter clamps, as well as mid clamps and end clamps for securing PV panels. This improvements to the mounting base, mid clamps, and end clamps enables faster and more convenient installation of wind deflectors using specialized clamps. They streamline the overall installation process, enhancing efficiency and stability while significantly reducing installation time.
1 . A solar photovoltaic (PV) rail mounting system, comprising:
a mounting base comprising a fixed base ( 1 ) for connection to ground and a mounting section ( 3 ) connected to a rail clamp ( 9 ), wherein the fixed base ( 1 ) is equipped with multiple pre-installed screw sections ( 4 ) arranged around its perimeter, each containing threading matching installation screws ( 2 );
a mid clamp consisting of an upper pressing block ( 17 ) and a fixed connecting block ( 18 ), wherein the upper pressing block and the fixed connecting block are connected via a sleeve-type connection; wherein the upper pressing block ( 17 ) includes a top PV panel press ( 20 ) and two sleeve rods ( 21 ), wherein the fixed connecting block ( 18 ) has sleeve slots matching the two sleeve rods ( 21 ), wherein a spring I ( 25 ) is positioned between the two sleeve rods ( 21 ) and secured by bolt III ( 19 ), providing an elastic height adjustment for PV panel installation, wherein both the upper pressing block ( 17 ) and the fixed connecting block ( 18 ) are equipped with grounding pins;
an end clamp comprising a fixed section ( 29 ), a movable section ( 30 ), and a tension wire ( 31 ), wherein the fixed section ( 29 ) includes an upper spherical connection slot ( 33 ) and a lower rail connection section, wherein the movable section ( 30 ) consists of a frame pressing plate ( 34 ) and a spherical protrusion ( 35 ) that is movably connected to the spherical connection slot ( 33 ), wherein the fixed section ( 29 ) and the movable section ( 30 ) are connected by bolt IV ( 32 ), with the tension wire ( 31 ) featuring a pull ring at the connection end that loops around bolt IV ( 32 ) for secure attachment;
a wind deflector clamp comprising an upper wind deflector fixture ( 40 ), a lower wind deflector fixture ( 41 ), and a wind deflector pressing block ( 42 ), wherein one side of the upper wind deflector fixture ( 40 ) is fitted with an installation pressing plate ( 43 ), and the other side features a strip-shaped guide rail slot ( 44 ) for snap-fit connection with the wind deflector ( 45 ), allowing for horizontal movement of the wind deflector ( 45 ) within the slot, wherein the upper wind deflector fixture ( 40 ) and the lower wind deflector fixture ( 41 ) are connected via an adjustable bolt I ( 46 ), forming an installation groove fixed to the solar PV panel frame, wherein the wind deflector pressing block ( 42 ) is attached to the upper wind deflector fixture ( 40 ) via bolt II ( 47 ), with one side flush with the installation pressing plate ( 43 ) and the other side equipped with a pressing strip ( 51 ) to secure the wind deflector ( 45 ).
2 . The solar PV rail mounting system according to claim 1 , wherein the rail clamp ( 9 ) comprises a clamp body ( 10 ) and an adjustable section, which includes a movable block ( 11 ), a conical spring ( 12 ), and a flange bolt ( 13 ), wherein the clamp body ( 10 ) is equipped with a protrusion ( 14 ) that fits into a positioning groove ( 15 ) on the mounting section ( 3 ) to achieve installation alignment.
3 . The solar PV rail mounting system according to claim 1 , wherein the mounting section ( 3 ) is U-shaped, and the rail clamp ( 9 ) is connected to the mounting section ( 3 ) via bolts, allowing for vertical height adjustment through the U-shaped slot, with the top of the mounting section ( 3 ) featuring a retaining edge ( 5 ) to prevent bolt slippage.
4 . The solar PV rail mounting system according to claim 1 , wherein the bottom of the fixed base ( 1 ) is sequentially layered with a foam rubber layer ( 6 ), a butyl rubber layer ( 7 ), and release paper ( 8 ).
5 . The solar PV rail mounting system according to claim 1 , wherein the fixed connecting block ( 18 ) contains a supporting plate ( 26 ).
6 . The solar PV rail mounting system according to claim 1 , wherein the grounding pin I ( 23 ) on the fixed connecting block ( 18 ) comprises a connecting section ( 27 ) and a piercing section ( 28 ), and the fixed connecting block ( 18 ) is equipped with an installation groove matching the connecting section ( 27 ), using press-in fixation, wherein the grounding pin II ( 24 ) on the upper pressing block ( 17 ) is embedded on both sides of the top PV panel press ( 20 ).
7 . The solar PV rail mounting system according to claim 1 , wherein the movable section ( 30 ) is equipped with an arc-shaped protrusion ( 36 ) at connection point with the bolt IV ( 32 ).
8 . The solar PV rail mounting system according to claim 1 , wherein the tension wire ( 31 ) is made of soft plastic, with a semi-circular pull hook ( 37 ) at the pull end designed to match the shape of a finger for easy operation.
9 . The solar PV rail mounting system according to claim 1 , wherein a spring II ( 48 ) is positioned between the upper wind deflector fixture ( 40 ) and the wind deflector pressing block ( 42 ), with spring II ( 48 ) looped around bolt II ( 47 ) to enable elastic connection.
10 . The solar PV rail mounting system according to claim 1 , wherein the contact surfaces between the upper wind deflector fixture ( 40 ), the lower wind deflector fixture ( 41 ), and the solar PV panel frame are equipped with anti-slip teeth ( 50 ).