Full-glass zigzag vacuum heat collection pipe

The invention discloses a full-glass zigzag vacuum heat collection pipe which comprises a lead-out pipe, an outer glass pipe, an inner glass pipe, a vacuum cavity and inner and outer pipe supporting frames; the inner and outer pipe supporting frames comprise a first inner and outer pipe supporting frame and a second inner and outer pipe supporting frame; the vacuum cavity is located inside the outer glass pipe; the inner glass pipe is mounted in the vacuum cavity; the first inner and outer pipe supporting frame and the second inner and outer pipe supporting frame are both connected with a getter bracket, and a getter is arranged on the getter bracket; the lead-out pipe communicates with the inner glass pipe and is located at the end part of the outer glass pipe; and the surface of the inner glass pipe is coated with a heat absorption coating layer. The product can operate under pressure in an environment at relatively high environment and is high in photothermal conversion efficiency and low in production cos