CN219409628U - Biomass autonomous dust removal gasification furnace - Google Patents

Abstract

The utility model discloses an autonomous biomass dust removal gasifier which comprises a gasifier body, wherein the upper end of the gasifier body is fixedly connected with a feed pipe, the right end of the gasifier body is fixedly connected with an exhaust pipe, a fire grate is arranged in the gasifier body, an air guide pipe is arranged below the fire grate in the gasifier body, and a cleaning mechanism is arranged in the exhaust pipe. According to the utility model, the filter screens are arranged in the exhaust pipe, so that the particulate matters generated during combustion can be blocked and filtered, the environmental pollution caused by the exhaust to the outside is prevented, the flue gas generated during combustion can also remove part of the particulate matters through the collecting assembly, and the cleaning mechanism can also collect and clean the particulate matters on the filter screen.

Description

Biomass autonomous dust removal gasification furnace

Technical Field

The utility model belongs to the technical field of biomass gasifiers, and particularly relates to an autonomous biomass dust removal gasifier.

Background

Biomass gasification is a method for converting biomass raw materials into combustible gas, has high utilization efficiency of biomass gas and wide application, and can be used as domestic gas, a boiler or power generation. Biomass gasification furnaces are one of the important technologies for biomass energy utilization, and burn and gasify wastes of plants, mainly crops, such as straw, rice husk, bark, wood dust, weeds and the like, as raw materials to obtain combustible gas. In the prior art, biomass raw materials are sent into a gasification furnace, the biomass raw materials are combusted and gasified by utilizing a fire grate and air, a large amount of particles are discharged along with smoke after the biomass is combusted, the environment of a factory area is polluted, a natural system is damaged, the smoke is directly discharged, and heat in the smoke is not fully utilized, so that the biomass autonomous dust removal gasification furnace is provided.

Disclosure of Invention

Aiming at the problems in the background art, the utility model aims to provide the biomass autonomous dedusting gasification furnace so as to solve the problems that a large amount of particles are discharged along with smoke after biomass is combusted, the environment of a factory area is polluted, a natural system is damaged, the smoke is directly discharged, and the heat in the smoke is not fully utilized.

The technical aim of the utility model is realized by the following technical scheme:

the utility model provides a living beings independently remove dust gasifier, includes the gasifier body, the upper end fixedly connected with inlet pipe of gasifier body, the right-hand member fixedly connected with blast pipe of gasifier body, the inside of gasifier body is equipped with the grate, the inside of gasifier body is located the below of grate and is equipped with the guide duct, the inside of blast pipe is equipped with clearance mechanism, the inside of blast pipe is located one side of clearance mechanism and is equipped with the filter screen, the below of blast pipe is equipped with collection subassembly, the right-hand member downside fixedly connected with recovery box of blast pipe, the inside of recovery box is equipped with waste heat recovery subassembly.

Further, as an optimal technical scheme, the filter screens are obliquely arranged, and two filter screens are arranged.

Further, as the preferred technical scheme, clearance mechanism includes the cylinder, cylinder fixed connection is in upper end one side of blast pipe, the equal fixedly connected with movable block in output both sides of cylinder, one side of movable block is equipped with clearance subassembly, one side of clearance subassembly and one side swing joint of filter screen.

Further, as the preferred technical scheme, the clearance subassembly includes the connecting block, the connecting block is established in one side of movable block, one side of connecting block is equipped with the brush board, one side of brush board is connected with one side laminating of filter screen, one side fixedly connected with spring of connecting block deviating from the brush board, the one end fixed connection of spring and movable block.

Further, as the preferable technical scheme, the collecting assembly comprises a collecting box, the collecting box is fixedly connected to one side of the lower end of the exhaust pipe, the collecting box is located below the filter screen, and dust settling liquid is arranged in the collecting box.

Further, as the preferable technical scheme, the left end side fixedly connected with feed liquor pipe of collecting box, the lower extreme side fixedly connected with fluid-discharge tube of collecting box, one side of feed liquor pipe and fluid-discharge tube all is equipped with the solenoid valve.

Further, as a preferable technical scheme, an air inlet hopper is fixedly connected to the upper side of the interior of the recovery box.

Further, as the preferred technical scheme, waste heat recovery subassembly includes the heat pipe, the inside at the collection box is established to the heat pipe, the top fixedly connected with intake pipe of heat pipe, one end and the one side fixedly connected with of air inlet bucket of intake pipe, the bottom fixedly connected with outlet duct of heat pipe, the collection box is stretched out to one side of outlet duct.

Further, as the preferable technical scheme, the upper side of the right end of the recovery box is fixedly connected with a liquid adding pipe, and the lower side of the right end of the recovery box is fixedly connected with a liquid outlet pipe.

In summary, the utility model has the following advantages:

firstly, through installing a plurality of filter screens in the blast pipe, can block the filtration to the particulate matter that produces when burning, prevent to discharge and cause environmental pollution to the external world, the flue gas that produces when burning also can get rid of partial particulate matter through collecting the subassembly, and also can collect the particulate matter on the clearance mechanism clearance filter screen, owing to the setting of clearance mechanism, can regularly clear up the filter screen, sweep down the particulate matter on the filter screen and prevent the filter screen jam, avoid influencing the emission of flue gas, improved the guarantee for the flue gas gets into the collection box;

secondly, through setting up clearance mechanism, when needing regularly dredge the filter screen, start the cylinder and drive the movable block and remove, the movable block makes two connecting blocks remove to make the brush board remove and clean the filter screen, sweep down its inside particulate matter, because one side of brush board installs a plurality of springs, make brush board and filter screen laminating tighter, clean the effect better, so can ensure the filter effect of filter screen;

thirdly, water to be heated is added through the liquid adding pipe, filtered smoke enters the heat conducting pipe through the air inlet hopper and the air inlet pipe, the water in the recovery box is heated through the heat conducting pipe, the heated water is discharged through the liquid outlet pipe, the smoke in the heat conducting pipe is discharged through the air outlet pipe, heat in the smoke can be fully utilized, energy is saved, and resource waste is avoided.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a schematic diagram of the structure of the present utility model;

fig. 3 is an enlarged view of the portion a of fig. 2 according to the present utility model.

Reference numerals: 1. the gasification furnace comprises a gasification furnace body, 2, a feeding pipe, 3, a fire grate, 4, an air guide pipe, 5, an exhaust pipe, 6, a filter screen, 7, a cleaning mechanism, 71, an air cylinder, 72, a moving block, 73, a cleaning component, 731, a connecting block, 732, a spring, 733, a brush plate, 8, a collecting component, 81, a collecting box, 82, dust settling liquid, 83, a liquid inlet pipe, 84, a liquid discharge pipe, 85, an electromagnetic valve, 9, a recycling box, 10, an air inlet hopper, 11, a waste heat recycling component, 111, an air inlet pipe, 112, a heat conducting pipe, 113, an air outlet pipe, 114, a liquid adding pipe, 115 and a liquid outlet pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-3, the autonomous biomass dust removal gasifier according to the embodiment comprises a gasifier body 1, wherein the upper end of the gasifier body 1 is fixedly connected with a feed pipe 2, the right end of the gasifier body 1 is fixedly connected with an exhaust pipe 5, a fire grate 3 is arranged in the gasifier body 1, an air guide pipe 4 is arranged below the fire grate 3 in the gasifier body 1, one side of the air guide pipe 4 is connected with a blower, outside air is blown into the gasifier body 1, a cleaning mechanism 7 is arranged in the exhaust pipe 5, a filter screen 6 is arranged on one side of the cleaning mechanism 7 in the interior of the exhaust pipe 5, the filter screen 6 is obliquely arranged, and the filter screens 6 are two; through install filter screen 6 slope in blast pipe 5, can improve the area of contact to the particulate matter in the flue gas, make things convenient for cleaning mechanism 7 to discharge after the particulate matter clearance on the filter screen 6 simultaneously, the below of blast pipe 5 is equipped with collection subassembly 8, the right-hand member downside fixedly connected with recovery tank 9 of blast pipe 5, the inside of recovery tank 9 is equipped with waste heat recovery subassembly 11.

Example 2

Referring to fig. 2-3, in order to achieve the purpose of preventing the filter screen 6 from being blocked based on embodiment 1, the cleaning mechanism 7 is innovatively designed in this embodiment, specifically, the cleaning mechanism 7 includes an air cylinder 71, the air cylinder 71 is fixedly connected to one side of the upper end of the exhaust pipe 5, both sides of the output end of the air cylinder 71 are fixedly connected with a moving block 72, one side of the moving block 72 is provided with a cleaning assembly 73, one side of the cleaning assembly 73 is movably connected with one side of the filter screen 6, the cleaning assembly 73 includes a connecting block 731, the connecting block 731 is provided on one side of the moving block 72, one side of the connecting block 731 is provided with a brush plate 733, one side of the brush plate 733 is in abutting connection with one side of the filter screen 6, one side of the connecting block 731, which is away from the brush plate 733, is fixedly connected with a spring 732, and one end of the spring 732 is fixedly connected with one end of the moving block 72; through setting up clearance mechanism 7, start cylinder 71 drives two movable blocks 72 and removes, and the clearance subassembly 73 of two movable blocks 72 one side moves thereupon, can dredge the clearance to filter screen 6, through setting up clearance subassembly 73, and movable block 72 removes the back under the effect of cylinder 71, makes two connecting blocks 731 remove, and connecting block 731 makes brush plate 733 remove and cleans filter screen 6, sweeps down its inside particulate matter, because a plurality of springs 732 are installed to one side of brush plate 733 for brush plate 733 is tighter with the laminating of filter screen 6.

Referring to fig. 2, in order to achieve the purpose of collecting particulate matters and dust in the flue gas, in this embodiment, the collecting assembly 8 includes a collecting box 81, the collecting box 81 is fixedly connected to one side of the lower end of the exhaust pipe 5, the collecting box 81 is located below the filter screen 6, dust settling liquid 82 is disposed in the collecting box 81, a liquid inlet pipe 83 is fixedly connected to one side of the left end of the collecting box 81, a liquid outlet pipe 84 is fixedly connected to one side of the lower end of the collecting box 81, and electromagnetic valves 85 are disposed on one sides of the liquid inlet pipe 83 and the liquid outlet pipe 84; through setting up collection subassembly 8, the collecting box 81 is installed at the lower extreme of blast pipe 5, is equipped with dust fall liquid 82 in the collecting box 81, and the water makes its deposit with the particulate matter parcel promptly, can collect the impurity that filter screen 6 falls, and when flue gas passes through recovery case 9 in addition, also can filter partial particulate matter, through installing feed liquor pipe 83 in one side of collecting box 81 for add dust fall liquid 82 in to recovery case 9, and the fluid-discharge tube 84 can be with the dust fall liquid 82 in the recovery case 9.

Referring to fig. 2, in order to achieve the purpose of introducing flue gas into the heat conduction pipe 112, in this embodiment, an air inlet hopper 10 is fixedly connected to the upper side of the interior of the recovery tank 9; by providing the tapered inlet scoop 10, the filtered flue gas may be directed into the heat pipe 112.

Example 3

Referring to fig. 2, in this embodiment, in order to achieve the purpose of fully utilizing heat in flue gas based on embodiment 1, the waste heat recovery assembly 11 of this embodiment is innovatively designed, specifically, the waste heat recovery assembly 11 includes a heat conducting tube 112, the heat conducting tube 112 is disposed inside the recovery tank 9, a top end of the heat conducting tube 112 is fixedly connected with an air inlet tube 111, one end of the air inlet tube 111 is fixedly connected with one side of the air inlet bucket 10, a bottom end of the heat conducting tube 112 is fixedly connected with an air outlet tube 113, one side of the air outlet tube 113 extends out of the recovery tank 9, a liquid adding tube 114 is fixedly connected to an upper side of a right end of the recovery tank 9, and a liquid outlet tube 115 is fixedly connected to a lower side of a right end of the recovery tank 9; through setting up waste heat recovery subassembly 11, the water that will heat is added through liquid adding pipe 114, and the flue gas after filtering is through admitting air fill 10, intake pipe 111 enters into heat pipe 112 in, utilizes heat pipe 112 to heat the water in the recovery tank 9, and the water after the heating passes through drain pipe 115 to be discharged, and the flue gas in the heat pipe 112 passes through outlet duct 113 to be discharged, but the heat in the make full use of flue gas, through setting up liquid adding pipe 114 and drain pipe 115, conveniently need the liquid business turn over of heating.

The use principle and the advantages are that: during the use, biomass fuel is added gasifier body 1 from inlet pipe 2, gasification combustion is carried out under the effect of air in grate 3 cooperation guide duct 4, the gaseous blast pipe 5 that gets into of burning, filter screen 6 in blast pipe 5 can block the filtration to the particulate matter that produces when burning, prevent to discharge and cause environmental pollution to the external world, and after the flue gas passes through recovery box 9, dust fall 82 in the recovery box 9 also can detach the particulate matter in the flue gas, water that will heat adds through liquid feeding pipe 114, the flue gas after filtering enters into heat pipe 112 through inlet scoop 10, intake pipe 111, utilize heat pipe 112 to heat the water in the recovery box 9, the water after the heating is discharged through drain pipe 115, the flue gas in the heat pipe 112 is discharged through outlet duct 113, the heat in the usable flue gas, the energy saving, avoid the wasting of resources, when needs regularly dredge filter screen 6, start cylinder 71 drive movable block 72, movable block 72 makes two connecting blocks 731 remove, thereby make brush plate 733 remove and wipe down the particulate matter in its inside, because one side of brush plate 733 installs more springs, make filter screen 733 more closely and filter screen 6 and make the effect of cleaning.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. A biomass autonomous dust removal gasification furnace is characterized in that: including the gasifier body, the upper end fixedly connected with inlet pipe of gasifier body, the right-hand member fixedly connected with blast pipe of gasifier body, the inside of gasifier body is equipped with the grate, the inside of gasifier body is located the below of grate and is equipped with the guide duct, the inside of blast pipe is equipped with clearance mechanism, the inside of blast pipe is located one side of clearance mechanism and is equipped with the filter screen, the below of blast pipe is equipped with collecting assembly, the right-hand member downside fixedly connected with collection box of blast pipe, the inside of collection box is equipped with waste heat recovery subassembly.

2. The autonomous dedusting gasifier for biomass as claimed in claim 1, wherein: the filter screen is inclined, and two filter screens are arranged.

3. The autonomous dedusting gasifier for biomass as claimed in claim 1, wherein: the cleaning mechanism comprises a cylinder, the cylinder is fixedly connected to one side of the upper end of the exhaust pipe, moving blocks are fixedly connected to two sides of the output end of the cylinder, a cleaning assembly is arranged on one side of each moving block, and one side of each cleaning assembly is movably connected with one side of the filter screen.

4. A biomass autonomous dedusting gasifier according to claim 3, wherein: the cleaning assembly comprises a connecting block, the connecting block is arranged on one side of the moving block, a brush plate is arranged on one side of the connecting block, one side of the brush plate is connected with one side of the filter screen in a fitting mode, a spring is fixedly connected to one side, away from the brush plate, of the connecting block, and one end of the spring is fixedly connected with one end of the moving block.

5. The autonomous dedusting gasifier for biomass as claimed in claim 1, wherein: the collecting assembly comprises a collecting box, the collecting box is fixedly connected to one side of the lower end of the exhaust pipe, the collecting box is located below the filter screen, and dust settling liquid is arranged in the collecting box.

6. The autonomous dedusting gasifier for biomass as recited in claim 5, wherein: the left end side fixedly connected with feed liquor pipe of collecting box, lower extreme one side fixedly connected with fluid-discharge tube of collecting box, one side of feed liquor pipe and fluid-discharge tube all is equipped with the solenoid valve.

7. The autonomous dedusting gasifier for biomass as claimed in claim 1, wherein: and an air inlet hopper is fixedly connected to the upper side of the interior of the recovery box.

8. The autonomous dedusting gasifier for biomass as claimed in claim 1, wherein: the waste heat recovery assembly comprises a heat conduction pipe, the heat conduction pipe is arranged in the recovery box, the top end of the heat conduction pipe is fixedly connected with an air inlet pipe, one end of the air inlet pipe is fixedly connected with one side of the air inlet hopper, the bottom end of the heat conduction pipe is fixedly connected with an air outlet pipe, and one side of the air outlet pipe extends out of the recovery box.

9. The autonomous dedusting gasifier for biomass as claimed in claim 1, wherein: the right-hand member upside fixedly connected with liquid feeding pipe of collection box, the right-hand member downside fixedly connected with drain pipe of collection box.