Abstract: A wiring structure and a photovoltaic system are provided in the present application. The wiring structure is used to electrically connect two electronic devices or to electrically connect one electronic device with an external circuit. The electronic device includes a housing and an electronic component located inside the housing. The wiring structure comprises a first terminal, which is provided on the housing and electrically connected to the electronic component; and a second terminal, which includes a quick-connecting terminal and an electrical connection module that are electrically connected to each other. The quick-connecting terminal is connected to the first terminal, and the electrical connection module is configured to electrically connect the electronic device or the external circuit.