Modular traffic signal lamps

The invention discloses modular traffic signal lamps comprising a controller, a vertical column, a crossbar, three signal lamp caps and one or two sign board units. The crossbar is a hollow rectangular parallelepiped crossbar comprising a first plate, a second plate, a third plate, a fourth plate and an end baffle. The first plate has a first sign board fixing position and a second sign board fixing position. Each sign board unit comprises a fixing frame, an indication plate and a connecting rod connecting the fixing frame with the indication plate. The indication plate has an indication mark.The sign board unit can be fixed to the first sign board fixing position and the second sign board fixing position. According to the modular traffic signal lamps of the present invention, the sign board unit is flexible to install and can be easily and clearly seen by drivers and pedestrians at night. 本发明公开了种模块化交通信号灯，包括控制器、立柱、横杆、信号灯灯头和指示牌单元，所述信号灯灯头有3个，所述指示牌单元为个或两个，所述横杆为中空的长方体形横杆，所述横杆包括第板、第二板、第三板、第四板和端部挡板，第板处具有第指示牌固定位和第二指