Outlet communicating door device of booster pump of heat supply network heater for combined heat and power generation

The utility model relates to a combined heat and power generation heat supply network heater booster pump outlet communicating door device which comprises a heat supply network heater heat exchange system assembly, a heater booster pump outlet communicating door assembly and a circulating water system assembly. A first heater inlet pipeline (9), a first heat exchanger (11) and a first heater outlet pipeline (13) of the heating network heater heat exchange system assembly are sequentially connected through flanges, and a second heater inlet pipeline (10), a second heat exchanger (12) and a second heater outlet pipeline (15) are sequentially connected through flanges. A heat supply network water return pipeline (1) of the heater booster pump outlet communicating door assembly is sequentially connected with a first booster pump inlet valve (2), a first booster pump (4), a first booster pump outlet valve (6) and a first heater inlet pipeline (9). The device is applied to actual production and operation of combine