Yongwei Gao

The invention discloses a kind of automatic opening and closing apparatus. It can also be seen as a mechanical hand with 3 fingers. It can be used in any industrial area extensively.

The invention discloses a water vapor type biomass carbonization furnace. A screw conveyer driven by a motor is longitudinally arranged in a carbonization chamber on the upper part of a furnace body, a feeding conveyer belt on the outer part of the furnace body extends to the upper part of the screw conveyer, a bio-charcoal conveyer belt outside the furnace body extends to the lower side of the screw conveyer, the upper end and the lower end of a hollow shaft of the screw conveyer are… Show more

The invention discloses a water vapor type biomass carbonization furnace. A screw conveyer driven by a motor is longitudinally arranged in a carbonization chamber on the upper part of a furnace body, a feeding conveyer belt on the outer part of the furnace body extends to the upper part of the screw conveyer, a bio-charcoal conveyer belt outside the furnace body extends to the lower side of the screw conveyer, the upper end and the lower end of a hollow shaft of the screw conveyer are respectively sealed and sleeved in a sleeve, a vapor hole communicated with the inner cavity of the shaft is arranged on the hollow shaft positioned in the sleeve, the sleeve on the lower end of the hollow shaft is communicated with a high-temperature vapor generation device, and the sleeve on the upper end of the hollow shaft is communicated with a vapor coil in a water heating cylinder body. By adopting a water vapor heating and packing auger conveying combined mode, the water vapor type biomass carbonization furnace can realize the trigeneration of bio-charcoal, flammable gas and tar, ensures that the heat is recycled, and improves the carbonization efficiency and energy utilization rate. Show less

The invention discloses a heat-pipe biomass carbonization furnace. The inner space of the body of the carbonization furnace is divided into a carbonization chamber at the upper part and a combustion chamber at the lower part by a separator; a plurality of rows of heat pipes are longitudinally and fixedly arranged in the separator to form heat transfer between the carbonization chamber and the combustion chamber; a biomass conveyor belt enters the carbonization furnace via the raw material inlet… Show more

The invention discloses a heat-pipe biomass carbonization furnace. The inner space of the body of the carbonization furnace is divided into a carbonization chamber at the upper part and a combustion chamber at the lower part by a separator; a plurality of rows of heat pipes are longitudinally and fixedly arranged in the separator to form heat transfer between the carbonization chamber and the combustion chamber; a biomass conveyor belt enters the carbonization furnace via the raw material inlet of the carbonization furnace and comes out of the carbonization furnace via a charcoal outlet, and the conveyor belt weaves between the plurality of rows of heat pipes; a chain grate stoker is arranged at the lower part of the combustion chamber; a fuel filling opening is formed at one side of the furnace body above the chain grate stoker, while a smoke outlet is formed at the other side of the furnace body; and an air inlet and a slag discharge opening are formed at the bottom of the furnace body. The carbonization furnace disclosed by the invention employs the heat pipes for heating and the conveyor belt to transport raw materials, so that the efficiency of carbonization, the yield of the carbonized products and the utilization rate of the energy sources are improved; the problem of uneven carbonization heating is solved; and simultaneously, the biomass can be continuously carbonized. Show less