The origin of Tianjin century clock

Tianjin century clock is a large-scale urban sculpture built to welcome the 2 1 century.

Tianjin Century Clock is located on the west side of tianjin railway station, Haihe East Road. Its construction began in June 65438+10/October 1 at 0: 00 in 2000, thus symbolizing the beginning of the life of this clock. Century clock is the largest artistic stereo clock in China, with a height of 40m, a diameter of14.6m and a base area of 74.4m. Its design implies the continuity of time and space, and through its huge clock body and complex mechanical structure, it shows the transition from the industrialization era in the 20th century to the high-tech era in the 20th century.

The external materials of the century clock include forged brass and stainless steel, in which the gear part represents the flow of time. The sun and the moon on the clock plate are forged with stainless steel, and the gold on the surface of the moon is actually a gold plating process. In addition, the twelve constellation reliefs on the dial are made of copper, and each constellation reliefs is about 2.6 meters in diameter and weighs about one ton.

The working principle of Tianjin century clock;

The mechanical execution part of the century clock is the master clock, which consists of mechanical movement, master controller, GPS clock controller, hour hand and minute hand. The design life of the movement is 50 years, the spindle is made of special steel, the shaft diameter is 50 mm, and the movement has a dead weight of 98 kg, which can withstand the perennial operation of 180 kg or more.

The master controller is the heart master controller of the century clock, which can realize walking, lighting at night, automatically telling the time and rotating the wheel regularly. It is designed in the main console, which can simultaneously monitor the running time of the clock and the running of the runner. The GPS clock controller is the main time correction and proofreading mechanism of the clock, which makes the clock run without error for many years. There is a GPS digital display clock in the control room, which shows the year, month, day, hour, minute and second, and also provides the standard time source of the mechanical clock.

Baidu Encyclopedia-Century Clock