Cover plate assembly and foldable cover plate

A foldable cover plate, wherein, the foldable cover plate is configured for mounting to a tail box of a mobile device to cover an opening of the tail box;

• the foldable cover plate comprises multiple cover plate assemblies rotationally connected and a profile, wherein the cover plate assembly comprises:
• a photovoltaic panel comprising a light absorbing surface and a back surface opposite to the light absorbing surface;
• a bonding layer being bonded to the back surface;
• and
• a cover plate being bonded to one side of the bonding layer away from the photovoltaic panel;
• wherein the cover plate comprises a supporting layer and a reinforcement layer;
• the reinforcement layer is located on at least one side of the supporting layer;
• wherein, the supporting layer comprises a supporting layer or an aluminium alloy supporting layer;
• wherein the cover plate assembly is rotatably foldable to the remaining cover plate assemblies to expose the opening;
• the profile defines a receiving groove;
• a peripheral edge of the cover plate assembly is bonded to a groove wall of the receiving groove;
• wherein the supporting layer comprises a plurality of annular supporting portions connected with each other, each annular supporting portion defines a through hole penetrating along a direction from the light absorbing surface to the back surface, an aperture of the through hole is 5 mm to 15 mm;
• the thickness of the supporting layer is 7 mm-15 mm;
• the cover plate assembly further comprises a first electrical connecting member and a connector, the connector is fixed to one side of the cover plate away from the photovoltaic panel and directly faces the photovoltaic panel, one end of the first electrical connecting member is electrically connected to the photovoltaic panel and the other end of the first electrical connecting member passes through the bonding layer and the cover plate to be electrically connected to the connector;
• wherein the multiple cover plate assemblies are rotationally connected in sequence along a predetermined direction, the connectors of the multiple cover plate assemblies are also arranged along the predetermined direction;
• the connector comprises a positive terminal and a negative terminal;
• when the multiple cover plate assemblies are flattened, the positive terminal of each connector directly corresponds to the positive terminals of the other connectors, and the negative terminal of each connector directly corresponds to the negative terminals of the other connectors;
• wherein the cover plate assembly further comprises at least one second electrical connecting member and at least one third electrical connecting member;
• opposite ends of each second electrical connecting member are electrically connected to the positive terminals of the two adjacent connectors;
• opposite ends of each third electrical connecting member are electrically connected to the negative terminals of the two adjacent connectors;
• wherein the second electrical connecting member and the third electrical connecting member are removably connected to the connectors of the multiple cover plate assemblies;
• when one or more of the multiple cover plate assemblies are rotated and folded to the other of the multiple cover plate assemblies, the second electrical connecting member and the third electrical connecting member are removed from the connectors of the multiple cover plate assemblies, when the multiple cover plate assemblies are flattened, the second electrical connecting member and the third electrical connecting member are connected to the connectors of the multiple cover plate assemblies.

A cover plate assembly, wherein the cover plate assembly comprises:

• a photovoltaic panel comprising a light absorbing surface and a back surface opposite to the light absorbing surface;
• a bonding layer being bonded to the back surface;
• and
• a cover plate being bonded to one side of the bonding layer away from the photovoltaic panel;
• wherein the cover plate comprises a supporting layer and a reinforcement layer;
• the reinforcement layer is located on at least one side of the supporting layer, the supporting layer comprises a supporting layer or an aluminium alloy supporting layer;
• wherein the cover plate assembly further comprises a first electrical connecting member and a connector, the connector is fixed to one side of the cover plate away from the photovoltaic panel and directly faces the photovoltaic panel, one end of the first electrical connecting member is electrically connected to the photovoltaic panel and the other end of the first electrical connecting member penetrates through the bonding layer and the cover plate to be electrically connected to the connector;
• wherein the number of the cover plate assemblies is multiple, multiple cover plate assemblies are rotationally connected in sequence along a predetermined direction, the connectors of the multiple cover plate assemblies are also arranged along the predetermined direction;
• the connector comprises a positive terminal and a negative terminal;
• when the multiple cover plate assemblies are flattened, the positive terminal of each connector directly corresponds to the positive terminals of the other connectors, and the negative terminal of each connector directly corresponds to the negative terminals of the other connectors;
• wherein the cover plate assembly further comprises at least one second electrical connecting member and at least one third electrical connecting member;
• opposite ends of each second electrical connecting member are electrically connected to the positive terminals of the two adjacent connectors;
• opposite ends of each third electrical connecting member are electrically connected to the negative terminals of the two adjacent connectors;
• wherein the second electrical connecting member and the third electrical connecting member are removably connected to the connectors of the multiple cover plate assemblies;
• when one or more of the multiple cover plate assemblies are rotated and folded to the other of the multiple cover plate assemblies, the second electrical connecting member and the third electrical connecting member are removed from the connectors of the multiple cover plate assemblies, when the multiple cover plate assemblies are flattened, the second electrical connecting member and the third electrical connecting member are connected to the connectors of the multiple cover plate assemblies.