The utility model provides a binding post and photovoltaic module, including the first terminal and second terminal, be provided with first cooperation portion on the first terminal, be provided withsecond cooperation portion on the second terminal, second cooperation portion includes limit slideway, when rotating relatively after the first terminal and second terminal are connected, edge limit slideway slip of first cooperation portion and block are in limit slideway, in order to link together the first terminal and second terminal, total installation and dismantlement process are simple, itis convenient, professional instrument need not used to installation and dismantlement process, make things convenient for operating personnel to use.