Solar-assisted power type negative pressure biomass gasifier

The invention discloses a solar-assisted power type negative pressure biomass gasifier used in remote areas and outdoors. The gasifier comprises a biomass bin, a drying chamber, a combustion chamber, a control box, a photovoltaic cell panel, a feed blade and a stepper motor, a solid feed connecting tube, a positive pressure separation plate, fasteners, a combustion chamber liner, a combustion chamber insulation layer cover, a thermoelectric power generation chip, a lead storage battery, a centrifugal fan, a six-way valve, a dust removal purification pipe, a tar separation tank, a furnace, a phase change heat storage material filling opening, a sieve plate, a drying chamber connecting pipe, a combustion chamber connecting pipe, an ignition device, a 5.5VDC power outlet and a 12VDC power outlet. The solar-assisted power type negative pressure biomass gasifier can still provide household energy and charge mobile phones and electronic products under extreme conditions to ensure normal life and contact with outside of users. The gasifier is stable in structure, easy to install and operate and wide in application range.