| 摘要 |
FIELD: heating. ^ SUBSTANCE: invention refers to power industry and can be used at manufacture of outdoor-type boilers. In order to achieve the effect, the boiler consists of hydrothermoinsulated housing inside which there installed is flue heat exchanger, gas burner device, bottom of stack with soot collector 5; hydrothermoinsulated housing of the boiler includes a cover plate hinged by means of a hinge to the housing, and flue heat exchanger is equipped with a cover plate hinged by means of a hinge and connected to the stack bottom by means of spring latch connected to flue heat exchanger; cover plate includes a limit stop, fixed by means of a hinge and retained in closed position by means of spring latch, and when it is being lifted, it contacts through the limit stop to the cover plate of the boiler housing, which is fixed by means of a hinge, which ensures automatic opening of both cover plates at puff inside flue heat exchanger. ^ EFFECT: higher operating safety of outdoor-type boilers. ^ 1 dwg |
