CN218763511U - Biomass furnace - Google Patents

Abstract

The utility model belongs to the technical field of biomass furnace technique and specifically relates to a biomass furnace is related to. The utility model provides a biomass furnace, which comprises a furnace body, be provided with the baffle in the furnace body, cavity and back cavity before the baffle separates the furnace body internal portion into, be provided with the combustion chamber in the ante-chamber, just correspond the combustion chamber and rotate on the lateral wall of furnace body and be connected with the furnace gate, the top of back cavity is provided with the feed bin, the bottom of feed bin is provided with screw conveyer, screw conveyer's output correspondence is provided with the unloading pipe, the below that just is located the combustion chamber in the ante-chamber is provided with the fan, the below that just is located the feed bin in the back cavity is provided with the intake pipe, the other end intercommunication of intake pipe outside the furnace body, the intake pipe is peripheral around being provided with the pipe of discharging fume, the intercommunication is provided with the branch pipe of discharging fume on the pipe of discharging fume. The utility model discloses can utilize the heat energy of the hot flue gas of exhaust pipe department of discharging fume to practiced thrift the energy, and can reduce the temperature of the pipe of discharging fume, thereby reduced the potential safety hazard.

Description

Biomass furnace

Technical Field

The utility model belongs to the technical field of biomass furnace technique and specifically relates to a biomass furnace is related to.

Background

The biomass furnace adopts biomass briquette fuel (broken firewood, straw, various husks of corncobs, various biomass pressed block particles and the like), realizes the controllability of furnace temperature and air intake by blowing air through a fan, leads the fuel to be fully gasified and combusted in a hearth, and has multiple functions of cooking, heating, water boiling and the like.

The intake pipe and the pipe of discharging fume on current biomass furnace set up separately, and the intake pipe is used for sending into the air, and the pipe of discharging fume that has certain heat that produces after being used for discharging the burning of biomass particles, current biomass furnace do not utilize the heat energy of this hot flue gas, has leaded to the waste of this heat energy to hot flue gas can make the high temperature of the pipe of discharging fume, thereby has increased the potential safety hazard.

For example, chinese patent publication numbers are: CN205119026U, an intelligent biomass furnace who announces in 2016 3 month 30 days, including fan, biomass furnace body, control panel, material feeding unit, electron ignition, burning dish and fixing device, the bottom of biomass furnace body is installed the ash collecting box through the three section rail, and the bottom of ash collecting box is equipped with gravity sensor, the fan passes through the fix with screw on the outer wall of biomass furnace body, is connected with the intake pipe on the air outlet of fan, and the air outlet setting of the other end of intake pipe is in the bottom of burning dish, burning dish passes through fixing device and installs on the inside lateral wall of biomass furnace body, electron ignition passes through the connecting rod and installs on the inside lateral wall of biomass furnace body, and electron ignition is located burning dish directly over, material feeding unit passes through the backup pad and installs on the biomass furnace body. The utility model discloses a though install the burning tray in firing burning furnace body, the straw ash after the convenient burning falls into the ash collecting box, but this biomass furnace does not utilize the heat energy of the hot flue gas that produces when burning, has leaded to the waste of this heat energy to hot flue gas can make the high temperature of gas outlet, thereby has increased the potential safety hazard.

Disclosure of Invention

The utility model discloses mainly to above-mentioned problem, provide a biomass furnace, it can utilize the heat energy of the hot flue gas of exhaust pipe department of discharging fume to the energy has been practiced thrift, and can reduce the temperature of the pipe of discharging fume, thereby reduced the potential safety hazard.

The purpose of the utility model is mainly realized by the following scheme: the utility model provides a biomass furnace, includes the furnace body, the furnace body in be provided with the baffle, the baffle with the furnace body internal portion separate into preceding cavity and back cavity, preceding cavity in be provided with the combustion chamber, the lateral wall of furnace body on and correspond the combustion chamber and rotate and be connected with the furnace gate, the top of back cavity be provided with the feed bin that is used for depositing the living beings granule, the bottom of feed bin be provided with the screw conveyer who is used for carrying the living beings granule, screw conveyer's output correspondence be provided with the unloading pipe, the unloading pipe pass and correspond the combustion chamber setting behind the baffle, preceding cavity in and be located the below of combustion chamber and be provided with the fan, the back cavity in and be located the below of feed bin and be provided with the intake pipe, the one end of intake pipe pass behind the baffle and correspond combustion chamber and fan setting, the other end intercommunication outside the furnace body of intake pipe, the intake pipe peripheral around being provided with the pipe of discharging fume, the one end setting of discharging fume the pipe on the baffle, the other end of discharging fume the pipe communicate outside the furnace body, the branch pipe of discharging fume on extend to the top that the department of keeping away from the combustion chamber and be located the intake pipe. The furnace body is internally provided with a baffle plate which divides the inner part of the furnace body into a front cavity and a rear cavity, the front cavity is internally provided with a combustion chamber, the side wall of the furnace body and corresponding to the combustion chamber are rotatably connected with a furnace door, a feed bin for storing biomass particles is arranged above the rear cavity, the bottom of the feed bin is provided with a screw conveyor for conveying the biomass particles, the screw conveyor is the conventional feeding equipment and pushes and conveys materials by a rotating screw blade, the output end of the screw conveyor is correspondingly provided with a discharging pipe, the discharging pipe passes through the baffle plate and corresponds to the combustion chamber, a fan is arranged in the front cavity and below the combustion chamber, the fan is the conventional device, an air inlet pipe is arranged in the rear cavity and below the feed bin, one end of the air inlet pipe passes through the baffle plate and then corresponds to the combustion chamber and the fan, and the fan is matched with the air inlet pipe to play a role of air supply, the other end of the air inlet pipe is communicated with the outside of the furnace body, a smoke exhaust pipe is arranged around the periphery of the air inlet pipe, one end of the smoke exhaust pipe is arranged on the partition plate, the other end of the smoke exhaust pipe is communicated with the outside of the furnace body, a smoke exhaust branch pipe is communicated with the smoke exhaust pipe, one end, far away from the smoke exhaust pipe, of the smoke exhaust branch pipe extends to a position corresponding to the combustion chamber and is positioned above the air inlet pipe, when the whole biomass furnace is used, biomass particles are firstly placed in the storage bin, then the spiral conveyor is started, the biomass particles are gradually conveyed into the blanking pipe under the action of the spiral conveyor, the biomass particles move into the combustion chamber along the blanking pipe, then the biomass particles are ignited, the fan is started, external air enters the combustion chamber through the air inlet pipe, therefore, the combustion-supporting effect on the combustion of the biomass particles can be achieved, hot smoke generated after combustion can enter the smoke exhaust branch pipe above the combustion chamber, then hot flue gas can remove and get into in the smoke pipe along the branch pipe of discharging fume because the pipe of discharging fume is around the intake pipe setting to make hot flue gas can play certain heating effect to the air in the intake pipe when discharging, thereby utilize the heat energy of hot flue gas, practiced thrift the energy, and can reduce the temperature of the pipe of discharging fume, thereby reduced the potential safety hazard.

Preferably, a heat dissipation box is arranged above the combustion chamber in the front cavity, and a plurality of heat dissipation steel pipes are arranged in the heat dissipation box. The top that is located the combustion chamber in the preceding cavity is provided with the heat dissipation case, is provided with a plurality of heat dissipation steel pipes in the heat dissipation case, and under the effect of fan, hot flue gas can up flow, when hot flue gas and heat dissipation steel pipe contact, thereby can play certain cooling radiating effect through with the inside gaseous heat exchange of heat dissipation steel pipe to reduce the temperature of discharging fume, further improved the security.

Preferably, the furnace door is provided with an observation window corresponding to the combustion chamber. The furnace door is provided with an observation window corresponding to the combustion chamber, and the observation window can facilitate a user to observe the situation in the combustion chamber, thereby facilitating the use.

Preferably, the inner wall of the combustion chamber is coated with a high temperature resistant layer. The inner wall of the combustion chamber is coated with a high temperature resistant layer, so that the high temperature resistance of the combustion chamber is improved, and the service life is prolonged.

Therefore, the utility model discloses a biomass stove possesses following advantage: the utility model is simple in operation, can utilize the heat energy of the hot flue gas of exhaust pipe department of discharging fume to practiced thrift the energy, and can reduce the temperature of the pipe of discharging fume, thereby reduced the potential safety hazard.

Drawings

Fig. 1 is a schematic view of an angle structure of the present invention.

Fig. 2 is a schematic structural diagram of another angle of the present invention.

Fig. 3 is a schematic structural view of an angle of the present invention with a part of the furnace body removed.

Fig. 4 is a schematic structural view of the present invention with a part of the furnace body removed and at another angle.

Illustration of the drawings: 1-furnace body, 2-furnace door, 3-smoke exhaust pipe, 4-air inlet pipe, 5-partition plate, 6-combustion chamber, 7-fan, 8-smoke exhaust branch pipe, 9-stock bin, 10-blanking pipe, 11-heat dissipation box, 12-heat dissipation steel pipe, 13-screw conveyor and 14-observation window.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example (b):

as shown in fig. 1, 2, 3 and 4, a biomass furnace comprises a furnace body 1, a partition plate 5 is arranged in the furnace body 1, the partition plate 5 partitions the interior of the furnace body 1 into a front cavity and a rear cavity, a combustion chamber 6 is arranged in the front cavity, a furnace door 2 is rotatably connected on the side wall of the furnace body 1 corresponding to the combustion chamber 6, a bin 9 for storing biomass particles is arranged above the rear cavity, a spiral conveyor 13 for conveying the biomass particles is arranged at the bottom of the bin 9, the spiral conveyor 13 is an existing feeding device, the spiral conveyor 13 pushes and conveys materials through a rotating spiral blade, a discharging pipe 10 is correspondingly arranged at the output end of the spiral conveyor 13, the discharging pipe 10 is arranged corresponding to the combustion chamber 6 after passing through the partition plate 5, a fan 7 is arranged in the front cavity and below the combustion chamber 6, and the fan 7 is an existing device, an air inlet pipe 4 is arranged in the rear cavity and below the bin 9, one end of the air inlet pipe 4 penetrates through the partition plate 5 and then is arranged corresponding to the combustion chamber 6 and the fan 7, the fan 7 is matched with the air inlet pipe 4 to play an air supply effect, the other end of the air inlet pipe 4 is communicated with the outside of the furnace body 1, a smoke exhaust pipe 3 is arranged around the periphery of the air inlet pipe 4, one end of the smoke exhaust pipe 3 is arranged on the partition plate 5, the other end of the smoke exhaust pipe 3 is communicated with the outside of the furnace body 1, a smoke exhaust branch pipe 8 is communicated with the smoke exhaust pipe 3, one end, far away from the smoke exhaust pipe 3, of the smoke exhaust branch pipe 8 extends to a position corresponding to the combustion chamber 6 and above the air inlet pipe 4, when the whole biomass furnace body is used, biomass particles are firstly placed in the bin 9, then the spiral conveyor 13 is started, the biomass particles are gradually conveyed into the blanking pipe 10 under the action of the spiral conveyor 13, and the biomass particles move into the combustion chamber 6 along the blanking pipe 10, then ignite the living beings granule, and start fan 7, outside air enters into combustion chamber 6 through intake pipe 4, thereby can play combustion-supporting effect to the burning of living beings granule, the hot flue gas that produces after the burning can get into inside the branch pipe 8 of discharging fume of top, then the hot flue gas can remove and get into in the pipe 3 of discharging fume along branch pipe 8 of discharging fume, because the pipe 3 of discharging fume is around intake pipe 4 setting, thereby make the hot flue gas can play certain heating effect to the air in intake pipe 4 when discharging, thereby heat energy to the hot flue gas has been utilized, the energy has been saved, and can reduce the temperature of the pipe 3 of discharging fume, thereby the potential safety hazard has been reduced.

A heat dissipation box 11 is arranged above the combustion chamber 6 in the front cavity, a plurality of heat dissipation steel pipes 12 are arranged in the heat dissipation box 11, hot flue gas can flow upwards under the action of the fan 7, and when the hot flue gas is in contact with the heat dissipation steel pipes 12, a certain cooling and heat dissipation effect can be achieved through heat exchange with gas in the heat dissipation steel pipes 12, so that the temperature of discharged smoke is reduced, and the safety is further improved; the furnace door 2 is provided with an observation window 14 corresponding to the combustion chamber 6, and the observation window 14 is arranged to facilitate the observation of the situation in the combustion chamber 6 by a user, thereby facilitating the use; the inner wall of the combustion chamber 6 is coated with a high temperature resistant layer, so that the high temperature resistance of the combustion chamber 6 is improved, and the service life is prolonged.

It should be understood that this example is for illustrative purposes only and is not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes or modifications can be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.

Claims (4)

1. The utility model provides a biomass furnace, includes the furnace body, its characterized in that, the furnace body in be provided with the baffle, the baffle with the furnace body internal portion separate into preceding cavity and back cavity, preceding cavity in be provided with the combustion chamber, the lateral wall of furnace body on and correspond the combustion chamber and rotate and be connected with the furnace gate, the top of back cavity be provided with the feed bin that is used for depositing the living beings granule, the bottom of feed bin be provided with the screw conveyer who is used for carrying the living beings granule, screw conveyer's output correspondence be provided with the unloading pipe, the unloading pipe pass and correspond the combustion chamber setting behind the baffle, preceding cavity in and be located the below of combustion chamber and be provided with the fan, back cavity in and be located the below of feed bin and be provided with the intake pipe, the one end of intake pipe pass behind the baffle and correspond combustion chamber and fan setting, the other end intercommunication outside the furnace body to the intake pipe, the intake pipe peripheral around being provided with the exhaust pipe, the one end setting of exhaust pipe on the baffle, the other end of exhaust pipe communicate outside the furnace body to be provided with the exhaust pipe and extend to the combustion chamber top and be located the intake pipe.

2. The biomass furnace according to claim 1, wherein a heat dissipation box is arranged in the front cavity above the combustion chamber, and a plurality of heat dissipation steel pipes are arranged in the heat dissipation box.

3. The biomass furnace according to claim 1, wherein the furnace door is provided with an observation window corresponding to the combustion chamber.

4. The biomass furnace of claim 1, 2 or 3, wherein the inner wall of the combustion chamber is coated with a high temperature resistant layer.

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