CN201964464U - Biomass densification-molding fuel heating cooking furnace - Google Patents

Abstract

The utility model discloses a biomass densification-molding fuel heating cooking furnace, which comprises a furnace body, a water-inlet pipe, a circulating water sleeve, a thermal insulation layer, a flue, a water-outlet pipe, a heating pipe, a material-feeding box, a spiral material-feeding device, a spiral material-feeding device motor, a fan, a combustion bed and a furnace ash chamber. The thermal insulation layer which is made of refreactory cement is arranged in the furnace body, the thermal insulation layer has a thick upper end and a thin lower end, and the cross section of the thermal insulation layer is in a triangle shape and is adhered on the inner side of the circulating water sleeve. Simultaneously, the heating pipe is arranged in the furnace body, one end of the heating pipe is arranged in the flue, and the other end of the heating pipe is fixed on the furnace body in a welded mode. The biomass densification-molding fuel heating cooking furnace resolves the problems that the initial temperature of circulating water in the furnace circulating water sleeve is low, accordingly the being-on-fire speed of the furnace is slow, and further having certain effect on cooking.

Description

A kind of biomass compact forming fuel heating-cooking stove

Technical field the utility model relates to a kind of biomass compact forming fuel heating-cooking stove.

The three big main energy sources that the background technology mankind nowadays is used are oil, natural gas and coal, and they all are the non-renewable energy.According to scholarly forecast, if by the demand of Economic Development speed to the energy, these three kinds of energy will exhaust in 40 years, 60 years and 200 years respectively, and the development and utilization new forms of energy have become the urgent problem in the human development.Bioenergy is a kind of important renewable sources of energy, and in present world energy consumption, bioenergy accounts for 14% of world's total energy consumption, is only second to oil, natural gas and coal, occupies the 4th.In biomass energy, because biomass compact forming fuel can utilize abundant agricultural production discarded object, as various agricultural crop straws, forest branch fork, wood shavings sawdust etc., therefore than easier large-scale production of other biomass energy and use.Biomass compact forming fuel has obtained using widely and promoting abroad at present, during China's biomass compact forming fuel producing technology and products thereof being is also is being researched and developed and is being applied, as the holy brave patent (patent No.: 200620030479.4) disclose a kind of biomass compact forming fuel oven of declaring that waits of Liu of Agricultural University Of He'nan, its feature comprises burner hearth, burner hearth connection suitable for reading is provided with the kitchen range mouth, one side of kitchen range mouth is provided with flue, the terminal chimney that connects of flue, burner hearth bottom is provided with the kitchen range grate, kitchen range grate below is provided with the ash hole that is communicated with burner hearth, the side connection suitable for reading of described burner hearth is provided with charging aperture, the burner hearth removable switching burner hearth fire sealing cover suitable for reading that adds suitable for reading.The utility model is inflammable at biomass compact forming fuel, the burning feature of combustion speed centre, adopted bank up a fire preferably device and of sealing property at the burner hearth fire sealing cover that is provided with suitable for reading, in actual use, can use free time burner hearth is sealed and to realize banking up a fire, economy, the convenience of using compact formed fuel have been improved, on exhaust gases passes, be provided with the waste heat kitchen range that can utilize the high-temperature flue gas waste heat in addition, improved the utilization rate of heat.Below fire grate and insulation furnace lining, an annular passage is arranged, annular passage upwards is connected to airduct, the airduct main body is embedded in the insulation furnace lining, radially tuyere and side direction tuyere are arranged on the airduct, the burner hearth top has one to the fuel filling port of burner hearth for fuel, a blast pipe that is communicated with annular passage is arranged at the body of heater bottom, and the body of heater bottom also has one to the center of burner hearth air feed blast pipe.Structure of the present utility model makes flame produce rotation, has prolonged the time that flame stops in burner hearth, makes burning more abundant.(patent No.: 200620050790.5) disclose a kind of energy saving biomass fuel hot water cooking stove, it is characterized in that this stove and accessory comprises a casing that has upper water sleeve and lower water jacket, upper water sleeve is connected with tube connector with lower water jacket the Guangdong Pan Gui English patent of declaring for another example.The panel of casing adopts interlayer, is provided with insulation material in the interlayer.Be provided with flue in the combustion chamber on casing top, upper water sleeve is provided with water pipe head.The front of casing is provided with the fire door that is connected with casing by hinge, the fire door spike that also is provided with knocker on the fire door and is connected through the hinge.Be provided with the nourrice tank of an activity in the casing, nourrice tank is provided with a shackle, and the bottom outside of nourrice tank is evenly equipped with four rolling, and the bottom inside of nourrice tank is evenly equipped with four base plates and props up piece, and base plate props up piece and is provided with a movable floor.The bottom of casing is provided with a cement output tank that has the cement output tank lid, and cement output tank is provided with a lifter, and lifter is made up of the lifting handwheel and the lifter rack that have gear.Cement output tank is provided with a lower blast pipe, and the bottom of casing is provided with a upper blast pipe, and lower blast pipe and upper blast pipe communicate with the air outlet of blower fan.

Summary of the invention biomass compact forming fuel heating-cooking stove can not only be done the usefulness of cooking, and can warm oneself, and is particularly suitable for the vast peasant household in the north and uses.But because the recirculated water initial temperature in the stove and accessory cyclic water jacket is lower, cause the speed on fire of stove and accessory slower, cooking is had certain influence.The utility model provides a kind of biomass compact forming fuel heating-cooking stove, and this stove and accessory preferably resolves the heating and the contradiction of cooking, thermal efficiency of stoves height not only, and also economical and practical.

The technical scheme that the utility model technical solution problem is adopted is: a circular body of heater that has a cyclic water jacket is set, body of heater cyclic water jacket inboard is bonded with heat-insulation layer, thick lower end, heat-insulation layer upper end is thin, the cross section triangularity, both hindered and delayed the influence of the recirculated water in the cyclic water jacket, guaranteed the speed on fire of stove and accessory again furnace temperature, and along with the raising of furnace temperature, the also recirculated water in the heat cycles water jacket gradually, the influence that the heating effect of stove and accessory is subjected to is less.At bottom of furnace body the burning bed of one circle is set, the burning bed lower end connects the ashes thorax, separates with fire grate in the middle of both, and the burning bed right side is connected with screw feeder and blower fan, and the screw feeder top is connected with feed box.In order to remedy of the influence of triangle heat-insulation layer to heat cycles water, in the body of heater flue, be provided with two heat pipes, utilize the superconducting effect of heat pipe, the recirculated water of the further both sides of waste heat in the collecting flue.When warming oneself and time spent of cooking, biomass compact forming fuel is put into feed box, start the screw feeder motor, screw feeder rotates, biomass compact forming fuel in the feed box is delivered into burning bed by screw feeder, light biomass compact forming fuel, can carry out continuous burning, the lime-ash after the burning is fallen the ashes thorax by fire grate, can remove at any time, gas fume after burning is got rid of along flue, and waste heat is absorbed by heat pipe, for heat cycles water.When needs cooking, cooker is placed on circular fire door can be operated.When needs were warmed oneself, by water on the water inlet pipe, hot water can enter heating system through outlet pipe automatically and circulate.When needs benefit wind is combustion-supporting, start blower fan and mend wind, make biomass briquette combustion more abundant, stove fire temperature is higher.

Description of drawings further specifies the utility model below in conjunction with drawings and Examples.

Accompanying drawing is a cutaway view of the present utility model.

Among the figure, 1. body of heater, 2. water inlet pipe, 3. cyclic water jacket, 4. heat-insulation layer, 5. flue, 6. outlet pipe, 7. heat pipe, 8. feed box, 9. screw feeder, 10. screw feeder motor, 11 blower fans, 12. burning beds, 13. ashes thoraxes.

The specific embodiment in the accompanying drawings, body of heater 1 upper end is welded with water inlet pipe 2, the lower end is welded with outlet pipe 6.Have cyclic water jacket 3 on the body of heater 1, be bonded with the heat-insulation layer of making of refractory cement 4 around the cyclic water jacket 3, thick lower end, heat-insulation layer 4 upper ends is thin, the cross section triangularity.The burning bed 12 of one circle is set in body of heater 1 bottom, and burning bed 12 lower ends are welded with ashes thorax 13, and the centre separates with fire grate, and ashes thorax 13 is welded on the base plate of body of heater 1.Burning bed 12 right sides are connected with screw feeder 9, and screw feeder 9 left ends are inserted on the reserved opening of burning bed 12, are fixed by the body of heater steel plate, and motor 10 usefulness flanges are connected on the screw feeder 9.Blower fan 11 left ends are inserted on the reserved opening of burning bed 12 bottoms, are fixed by the body of heater steel plate equally.Feed box 8 upper ends are screwed on the body of heater steel plate, and the lower end is connected on the screw feeder.Be provided with heat pipe 7 above in body of heater 1, heat pipe 7 one ends are arranged in the flue 5, and the other end is weldingly fixed on the body of heater 1.

Whole body of heater is welded with 5 millimeters steel plates, and 3 millimeters steel plates of material storing box 8 usefulness are welded, and are high 350 millimeters, and is long 200 millimeters, wide 300 millimeters.

Claims (2)

1. biomass compact forming fuel heating-cooking stove, form by body of heater, water inlet pipe, cyclic water jacket, heat-insulation layer, flue, outlet pipe, heat pipe, feed box, screw feeder, screw feeder motor, blower fan, burning bed and ashes thorax, it is characterized in that being provided with in the said body of heater heat-insulation layer that refractory cement is manufactured, thick lower end, heat-insulation layer upper end is thin, and the cross section triangularity is bonded in the cyclic water jacket inboard.

2. a kind of biomass compact forming fuel heating-cooking stove according to claim 1 is characterized in that being provided with heat pipe in the said body of heater, and heat pipe one end is arranged in the flue, and the other end is weldingly fixed on the body of heater.

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