CN113899204A - Energy-saving biomass smelting furnace - Google Patents
Energy-saving biomass smelting furnace Download PDFInfo
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- CN113899204A CN113899204A CN202111095709.0A CN202111095709A CN113899204A CN 113899204 A CN113899204 A CN 113899204A CN 202111095709 A CN202111095709 A CN 202111095709A CN 113899204 A CN113899204 A CN 113899204A
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- rotating shaft
- furnace body
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- conveyor belt
- smelting furnace
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- 238000003723 Smelting Methods 0.000 title claims abstract description 38
- 239000002028 Biomass Substances 0.000 title claims abstract description 31
- 238000007790 scraping Methods 0.000 claims abstract description 32
- 238000009423 ventilation Methods 0.000 claims abstract description 9
- 238000002844 melting Methods 0.000 claims description 14
- 230000008018 melting Effects 0.000 claims description 14
- 238000007599 discharging Methods 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 239000002245 particle Substances 0.000 abstract description 41
- 238000002485 combustion reaction Methods 0.000 abstract description 29
- 238000005265 energy consumption Methods 0.000 abstract description 11
- 239000002956 ash Substances 0.000 description 37
- 238000000034 method Methods 0.000 description 25
- 230000008569 process Effects 0.000 description 22
- 239000004071 soot Substances 0.000 description 22
- 230000000694 effects Effects 0.000 description 7
- 235000019504 cigarettes Nutrition 0.000 description 5
- 239000000428 dust Substances 0.000 description 5
- 239000008187 granular material Substances 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 239000000779 smoke Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 2
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229940072033 potash Drugs 0.000 description 2
- 235000015320 potassium carbonate Nutrition 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B14/0806—Charging or discharging devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B14/14—Arrangements of heating devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D25/00—Devices or methods for removing incrustations, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag
- F27D25/001—Devices or methods for removing incrustations, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag comprising breaking tools, e.g. hammers, drills, scrapers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Gasification And Melting Of Waste (AREA)
Abstract
The invention relates to the technical field of biomass smelting furnaces, in particular to an energy-saving biomass smelting furnace, which comprises a smelting furnace body, wherein a crucible is movably arranged at the middle position of the upper end inside the smelting furnace body, a chimney is fixedly arranged at the position, close to the rear end, of the outer surface of the upper end of the smelting furnace body, a discharge hole is arranged at the position, close to the right side, of the outer surface of the upper end of the smelting furnace body, a ventilation opening is arranged at the outer surface of the front end of the smelting furnace body, a first rotating shaft is rotatably arranged at the position, close to the right side, of the lower end inside the smelting furnace body, blades are fixedly arranged on the outer surface of the first rotating shaft, the feeding speed is controlled by the blades, the phenomenon that particles are accumulated into a group due to excessive feeding to insufficient combustion is avoided, the energy consumption rate is further reduced, an ash scraping rod is driven to rotate by the rotation of a fourth rotating shaft, the ash scraping rod can scrape off the ash attached to the outer surface of the crucible, so that the contact surface of the crucible with the ash scraped off and the combustion of a fire source can be heated more fully, the heat conduction efficiency is improved.
Description
Technical Field
The invention relates to the technical field of biomass smelting furnaces, in particular to an energy-saving biomass smelting furnace.
Background
The biomass melting furnace is a professional energy-saving and environment-friendly melting furnace using biological energy, utilizes a crucible for melting and heat preservation, is mainly used for melting or smelting low-melting-point nonferrous metals such as aluminum, zinc, lead, tin, cadmium and the like and alloys, is generally matched with a die casting machine, can also be used for heat preservation, degassing and refining of molten aluminum, has the characteristics of high efficiency, energy conservation, low carbon, environmental protection and simple operation and maintenance, is an optimal product for replacing fuel oil, gas, a coke furnace and an electric furnace, and can reduce energy consumption and cost.
The normal material loading of current biomass furnace needs spiral material loading machine and air-blower, this increases the cost, biomass particles to burning department is put into at the feed inlet to the biomass furnace, when the granule that flows into burning department is more and more, the improper speed control of feeding can make the granule pile up together, it is not abundant in the time of leading to the burning, the utilization ratio of fuel has been reduced, again along with the time lapse of burning, the outer surface of crucible can be attached to because the pot ash that the burning brought, if not in time clearance, pot ash is more and more for a long time, the surface that makes the crucible is heated inadequately, this has reduced heat conduction efficiency, the availability factor of smelting pot has further been reduced.
Therefore, an energy-saving biomass melting furnace is provided.
Disclosure of Invention
The invention aims to provide an energy-saving biomass melting furnace, which utilizes blades to control the feeding speed, prevents the insufficient combustion caused by the accumulation of particles into clusters due to excessive feeding, further reduces the energy consumption rate, utilizes the rotation of a fourth rotating shaft to drive an ash scraping rod to rotate, and scrapes off soot attached on the outer surface of a crucible by the ash scraping rod in the rotating process of the ash scraping rod, so that the contact surface of the outer surface of the crucible with the scraped soot and the combustion of a fire source is more widely and fully heated, improves the heat conduction efficiency, and solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an energy-saving biomass smelting furnace comprises a smelting furnace body, wherein a crucible is movably arranged at the middle position of the upper end inside the smelting furnace body, a chimney is fixedly arranged at the position, close to the rear end, of the outer surface of the upper end of the smelting furnace body, a discharge hole is formed at the position, close to the right side, of the outer surface of the upper end of the smelting furnace body, a ventilation opening is formed in the outer surface of the front end of the smelting furnace body, a first rotating shaft is rotatably arranged at the position, close to the right side, of the lower end inside the smelting furnace body, blades are fixedly arranged on the outer surface of the first rotating shaft, the number of the blades is four, a second rotating shaft is rotatably arranged below the first rotating shaft inside the smelting furnace body, a stepping motor is fixedly arranged on the outer surface of the rear end of the smelting furnace body, the stepping motor and the second rotating shaft are rotatably arranged, and a belt is rotatably arranged at the position, close to the front end, between the first rotating shaft and the second rotating shaft, the smelting pot is characterized in that a third rotating shaft is rotatably installed at a position, close to the left side, of the lower end of the interior of the smelting pot body, a conveying belt is rotatably installed between the third rotating shaft and the second rotating shaft, a first gear is fixedly installed at a position, close to the front end, of the outer surface of the conveying belt, a fan is rotatably installed at a position, corresponding to the ventilation opening, of the inner surface of the front end of the smelting pot body, a second gear is fixedly installed on the outer side of the fan, and a collecting box is arranged inside the conveying belt.
Firstly, a stepping motor is opened, biomass particles are placed into a discharge hole, a second rotating shaft rotates anticlockwise under the power provided by the stepping motor, the second rotating shaft rotates anticlockwise to drive a belt and a conveyor belt to rotate anticlockwise, the belt rotates to drive a first rotating shaft to rotate anticlockwise, blades also rotate anticlockwise along with the rotation of the first rotating shaft, so that when the particles fall onto the conveyor belt, the conveyor belt can convey the particles leftwards, the particles can be combusted in the conveying process, the feeding speed is controlled by the blades in the process, the phenomenon that the particles are agglomerated due to excessive feeding to cause insufficient combustion is prevented, the reduction of the energy consumption rate is prevented, meanwhile, a first gear rotates along with the rotation of the conveyor belt, the first gear can drive a fan to rotate in the rotating process, air enters from an air vent, the air blower is not needed, sufficient oxygen can be provided for combustion, and the air volume is small, and dust is not easy to generate, this improves the efficiency of combustion and reduces costs, as smoke generated during combustion emerges through the chimney and the resulting soot passes through the conveyor belt into the collection box.
Preferably, the lower extreme surface center department of crucible rotates and installs the fourth pivot, the both sides surface of fourth pivot is close to the fixed position of upper end and installs and scrape grey pole, the surface of fourth pivot is close to the fixed position of lower extreme and installs solid fixed ring, gu fixed ring's lower extreme surface edge fixed mounting has tooth.
When the crucible was used very for a long time, a lot of cigarette ashes can be attached to the surface of crucible, these cigarette ashes make the surface of crucible be heated inadequately, this has reduced heat conduction efficiency, rotate the in-process at the fan, the second gear also rotates thereupon, the second gear rotates and drives the tooth and rotate, solid fixed ring rotates along with the rotation of tooth and rotates, gu fixed ring rotates and drives the fourth pivot and rotates, the fourth pivot rotates and drives the ash scraping rod and rotate, scrape ash scraping rod rotation in-process, scrape the ash scraping rod and can scrape adnexed cigarette ash on the crucible surface, this makes the surface of the crucible of being scraped cigarette ash and the contact surface of burning source of a fire more extensively be heated fully, heat conduction efficiency is improved.
Preferably, the second gear is meshed with the first gear, the teeth are meshed with the second gear, the ash scraping rod is of an arc-shaped structure, and the outer surface of the upper end of the ash scraping rod is in contact with the arc surface of the crucible.
In order to make first gear can drive the fan rotation at the rotation in-process, second gear and first gear mesh mutually, in order to make second gear rotate and drive tooth and rotate, tooth and second gear mesh mutually, in order to make scrape the ash bar and scrape the adnexed cigarette ash on the crucible surface, scrape the ash bar and set up to the arc structure, and scrape the upper end surface of ash bar and contact with the cambered surface of crucible.
Preferably, the outer surface of the conveyor belt is of a net structure and is formed by criss-cross metal wires, and the outer surface of the right side of the third rotating shaft is fixedly provided with a cam.
The biomass particles can be combusted in the slow conveying process on the conveying belt, part of combusted soot passes through the net structure on the conveying belt and enters the collecting box, the rest soot can remain on the net structure on the upper surface of the conveying belt, the conveying belt can be blocked for a long time to reduce the combustion effect, when the third rotating shaft rotates, the cam on the third rotating shaft also rotates along with the third rotating shaft, the cam rotates, the protruding part of the cam can extrude the net structure on the conveying belt when contacting with the inner surface of the conveying belt, the net structure can vibrate up and down in the process of being subjected to the extrusion force of the cam, the residual soot on the conveying belt falls into the collecting box under the vibration of the net structure, and the combustion effect is improved.
Preferably, the left inner surface of the furnace body is obliquely and fixedly provided with a first slide carriage above the conveyor belt, the right end of the first slide carriage extends to the outer surface of the upper end of the conveyor belt, the upper end of the first slide carriage is fixedly provided with a second slide carriage at a position close to the front end and the rear end, and the right end of the second slide carriage extends to the upper side of the conveyor belt.
The biomass particles are not combusted and are not fully combusted in the conveying process on the conveying belt and are continuously conveyed leftwards, the right end of the first slide carriage extends to the outer surface of the upper end of the conveying belt, so that the particles conveyed leftwards can be continuously moved to the inclined surface of the first slide carriage, the particles on the inclined surface of the first slide carriage stop moving leftwards when moving to a position on the inclined surface, the particles move to a combustion position along the second slide carriage under the action of gravity and are combusted, and the energy consumption rate of the particles is improved.
Preferably, the first carriage is mounted at an inclination angle of 15 degrees.
In order that the unfired and insufficiently fired pellets will continue to be transported to the left on the incline of the first carriage and thus travel along the second carriage, the inclined angle of the inclined mounting of the first carriage is set to 15 degrees.
Compared with the prior art, the invention has the beneficial effects that:
1. the blade is used for controlling the feeding speed, so that the phenomenon that the excessive feeding causes the particles to be accumulated into clusters to cause insufficient combustion is prevented, and the energy consumption rate is further reduced;
2. the ash scraping rod is driven to rotate by the rotation of the fourth rotating shaft, and ash attached to the outer surface of the crucible can be scraped by the ash scraping rod in the rotating process of the ash scraping rod, so that the contact surface of the outer surface of the crucible, from which the ash is scraped, and the combustion of a fire source is wider and full in heating, and the heat conduction efficiency is improved;
3. under the cooperation of structures such as first carriage apron, second carriage apron and conveyer belt, make the living beings granule remove to the department of burning by the burning along the second carriage apron under the effect of gravity, improved the energy consumption rate of granule.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a rear view of the present invention;
FIG. 3 is a schematic view of the internal structure of the present invention;
FIG. 4 is a cross-sectional view of a front view of the present invention;
fig. 5 is a top view of the conveyor belt of the present invention.
In the figure: 1. a furnace body; 2. a stepping motor; 3. a first rotating shaft; 31. a blade; 4. a belt; 5. a second rotating shaft; 6. a conveyor belt; 61. a first gear; 7. a third rotating shaft; 71. a cam; 8. a fan; 81. a second gear; 9. a fourth rotating shaft; 91. a fixing ring; 92. a dust scraping rod; 93. teeth; 10. a crucible; 11. a discharging port; 12. a vent; 13. a collection box; 14. a first slide carriage; 15. a second slide carriage; 16. and (4) a chimney.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 5, the present invention provides a technical solution:
an energy-saving biomass smelting furnace is shown in fig. 1 to 4, and comprises a smelting furnace body 1, a crucible 10 is movably installed at the middle position of the upper end inside the smelting furnace body 1, a chimney 16 is fixedly installed at the position, close to the rear end, of the outer surface of the upper end of the smelting furnace body 1, a discharge hole 11 is opened at the position, close to the right side, of the outer surface of the upper end of the smelting furnace body 1, a ventilation opening 12 is opened at the outer surface of the front end of the smelting furnace body 1, a first rotating shaft 3 is rotatably installed at the position, close to the right side, of the lower end inside the smelting furnace body 1, blades 31 are fixedly installed on the outer surface of the first rotating shaft 3, the number of the blades 31 is four, a second rotating shaft 5 is rotatably installed below the first rotating shaft 3 inside the smelting furnace body 1, a stepping motor 2 is fixedly installed on the outer surface of the rear end of the smelting furnace body 1, and the stepping motor 2 and the second rotating shaft 5 are rotatably installed, a belt 4 is rotatably mounted between the first rotating shaft 3 and the second rotating shaft 5 at a position close to the front end, a third rotating shaft 7 is rotatably mounted at a position close to the left side of the lower end in the furnace body 1, a conveyor belt 6 is rotatably mounted between the third rotating shaft 7 and the second rotating shaft 5, a first gear 61 is fixedly mounted on the outer surface of the conveyor belt 6 at a position close to the front end, a fan 8 is rotatably mounted on the inner surface of the front end of the furnace body 1 at a position corresponding to the ventilation opening 12, a second gear 81 is fixedly mounted on the outer side of the fan 8, and a collecting box 13 is arranged in the conveyor belt 6;
when the biomass particle feeding device works, the stepping motor 2 is firstly opened, biomass particles are placed into the discharging hole 11, the second rotating shaft 5 rotates anticlockwise under the power provided by the stepping motor 2, the second rotating shaft 5 rotates anticlockwise to drive the belt 4 and the conveyor belt 6 to rotate anticlockwise, the belt 4 rotates to drive the first rotating shaft 3 to rotate anticlockwise, the blades 31 also rotate anticlockwise along with the rotation of the first rotating shaft 3, so that when the particles fall onto the conveyor belt 6, the conveyor belt 6 can convey the particles leftwards, the particles can be combusted in the conveying process, the feeding speed is controlled by the blades 31 in the process, insufficient combustion caused by the fact that the particles are piled up due to excessive feeding is prevented, the energy consumption rate is prevented from being reduced, meanwhile, the first gear 61 rotates along with the rotation of the conveyor belt 6, the first gear 61 can drive the fan 8 to rotate in the rotating process, wind enters from the ventilation opening 12, and sufficient oxygen can be provided for combustion without an air blower, and the air volume is small, the raise dust is not easy to generate, the cost is reduced while the combustion efficiency is improved, smoke generated in the combustion process is emitted through the chimney 16, and the generated smoke dust passes through the conveyor belt 6 and enters the collection box 13.
As an embodiment of the present invention, as shown in fig. 2 and 5, a fourth rotating shaft 9 is rotatably installed at the center of the outer surface of the lower end of the crucible 10, ash scraping rods 92 are fixedly installed at positions of the outer surfaces of both sides of the fourth rotating shaft 9 near the upper end, a fixing ring 91 is fixedly installed at a position of the outer surface of the fourth rotating shaft 9 near the lower end, teeth 93 are fixedly installed at the edge of the outer surface of the lower end of the fixing ring 91, the second gear 81 is engaged with the first gear 61, the teeth 93 are engaged with the second gear 81, the ash scraping rods 92 have an arc structure, and the outer surface of the upper end of the ash scraping rod 92 is in contact with the arc surface of the crucible 10;
in operation, when the crucible 10 is used for a long time, a lot of soot adheres to the outer surface of the crucible 10, the soot makes the outer surface of the crucible 10 insufficiently heated, which reduces the heat conduction efficiency, during the rotation of the fan 8, the second gear 81 also rotates with the rotation of the fan, the second gear 81 rotates to drive the teeth 93 to rotate, the fixing ring 91 rotates along with the rotation of the teeth 93, the fixing ring 91 rotates to drive the fourth rotating shaft 9 to rotate, the fourth rotating shaft 9 rotates to drive the soot scraping rod 92 to rotate, during the rotation of the soot scraping rod 92, the soot adhering to the outer surface of the crucible 10 is scraped by the soot scraping rod 92, which makes the contact surface between the outer surface of the crucible 10 where the soot is scraped and the combustion of the fire source more widely heated sufficiently, which improves the heat conduction efficiency, in order to make the first gear 61 drive the fan 8 to rotate during the rotation, the second gear 81 is engaged with the first gear 61, in order to make the second gear 81 rotate to drive the teeth 93 to rotate, the teeth 93 are engaged with the second gear 81, and in order for the ash scraping bar 92 to scrape off the soot attached to the outer surface of the crucible 10, the ash scraping bar 92 is formed in an arc structure, and the outer surface of the upper end of the ash scraping bar 92 is in contact with the arc surface of the crucible 10.
As an embodiment of the present invention, as shown in fig. 4 and 5, the outer surface of the conveyor belt 6 is a mesh structure and is made of criss-cross metal wires, and a cam 71 is fixedly mounted on the right outer surface of the third rotating shaft 7;
in operation, biomass particles can be combusted in the process of being slowly conveyed on the conveyor belt 6, a part of combusted soot passes through the net-shaped structure on the conveyor belt 6 and enters the collecting box 13, the rest soot can remain on the net-shaped structure on the upper surface of the conveyor belt 6 and can block the conveyor belt 6 to reduce the combustion effect over time, when the third rotating shaft 7 rotates, the cam 71 on the third rotating shaft 7 rotates along with the third rotating shaft, the cam 71 rotates and can press the net-shaped structure on the conveyor belt 6 when the protruding part of the cam 71 contacts with the inner surface of the conveyor belt 6, the net-shaped structure can vibrate up and down under the pressing force of the cam 71, the residual soot on the conveyor belt 6 falls into the collecting box 13 under the vibration of the net-shaped structure, and the combustion effect is improved.
As an embodiment of the present invention, as shown in fig. 4 and 5, a first carriage 14 is fixedly installed on the inner surface of the left side of the furnace body 1 above the conveyor belt 6 in an inclined manner, and the right end of the first carriage 14 extends to the outer surface of the upper end of the conveyor belt 6, a second carriage 15 is fixedly installed on the upper end of the first carriage 14 near the front and rear ends, and the right end of the second carriage 15 extends above the conveyor belt 6, and the inclined angle of the first carriage 14 is 15 degrees;
during operation, biomass particles are not combusted and particles which are not fully combusted in the conveying process on the conveyor belt 6 are continuously conveyed leftwards, the right end of the first slide carriage 14 extends to the outer surface of the upper end of the conveyor belt 6, so that the particles conveyed leftwards can be continuously moved to the inclined surface of the first slide carriage 14, at the moment, the particles on the inclined surface of the first slide carriage 14 stop moving leftwards when moving to a position on the inclined surface, the particles move to a combustion position along the second slide carriage 15 under the action of gravity and are combusted, the energy consumption rate of the particles is improved, in order to enable the particles which are not combusted and are not fully combusted to be continuously conveyed leftwards to the inclined surface of the first slide carriage 14 and then move along the second slide carriage 15, the inclined angle of inclined installation of the first slide carriage 14 is set to be 15 degrees.
The working principle is as follows:
when the biomass particle feeding device works, the stepping motor 2 is firstly opened, biomass particles are placed into the discharging hole 11, the second rotating shaft 5 rotates anticlockwise under the power provided by the stepping motor 2, the second rotating shaft 5 rotates anticlockwise to drive the belt 4 and the conveyor belt 6 to rotate anticlockwise, the belt 4 rotates to drive the first rotating shaft 3 to rotate anticlockwise, the blades 31 also rotate anticlockwise along with the rotation of the first rotating shaft 3, so that when the particles fall onto the conveyor belt 6, the conveyor belt 6 can convey the particles leftwards, the particles can be combusted in the conveying process, the feeding speed is controlled by the blades 31 in the process, the phenomenon that the particles are accumulated into a group due to excessive feeding to cause insufficient combustion is prevented, the energy consumption rate is reduced, meanwhile, the first gear 61 rotates along with the rotation of the conveyor belt 6, the first gear 61 can drive the fan 8 to rotate in the rotating process, wind enters from the ventilation opening 12, and sufficient oxygen can be provided for combustion without an air blower, and the air volume is small and the dust is not easy to generate, which improves the combustion efficiency and reduces the cost, the smoke generated in the combustion process is emitted through the chimney 16, the generated soot passes through the conveyor belt 6 and enters the collecting box 13, when the crucible 10 is used for a long time, a great amount of soot is adhered to the outer surface of the crucible 10, the soot makes the outer surface of the crucible 10 insufficiently heated, which reduces the heat conduction efficiency, in the rotation process of the fan 8, the second gear 81 rotates along with the rotation of the fan, the second gear 81 rotates to drive the teeth 93 to rotate, the fixing ring 91 rotates along with the rotation of the teeth 93, the fixing ring 91 rotates to drive the fourth rotating shaft 9 to rotate, the fourth rotating shaft 9 rotates to drive the ash scraping rod 92 to rotate, in the rotation process of the ash scraping rod 92, the ash scraping rod 92 can scrape the soot adhered to the outer surface of the crucible 10, which makes the contact surface of the scraped soot crucible 10 with the combustion of a fire source more widely and fully heated, the heat conduction efficiency is improved, in order that the first gear 61 drives the fan 8 to rotate in the rotating process, the second gear 81 is meshed with the first gear 61, in order that the second gear 81 drives the teeth 93 to rotate, the teeth 93 are meshed with the second gear 81, in order that the ash scraping rod 92 scrapes off the ash attached on the outer surface of the crucible 10, the ash scraping rod 92 is arranged to be in an arc structure, the outer surface of the upper end of the ash scraping rod 92 is in contact with the arc surface of the crucible 10, the biomass particles are combusted in the slow conveying process on the conveyor belt 6, a part of the combusted ash passes through the net structure on the conveyor belt 6 and enters the collecting box 13, the residual ash remains on the net structure on the upper surface of the conveyor belt 6, the conveyor belt 6 is blocked for a long time to reduce the combustion effect, and when the third rotating shaft 7 rotates, the cam 71 on the third rotating shaft 7 rotates along with the same, the cam 71 presses the net structure on the conveyor belt 6 when the protruding part of the cam 71 contacts with the inner surface of the conveyor belt 6 during the rotation, the net structure vibrates up and down during the pressing process of the cam 71, the ash remained on the conveyor belt 6 falls into the collecting box 13 under the vibration of the net structure, the combustion effect is improved, the biomass particles which are not combusted and not fully combusted during the conveying process on the conveyor belt 6 are continuously conveyed to the left, the right end of the first slide carriage 14 extends to the upper end outer surface of the conveyor belt 6, so that the particles conveyed to the left are ensured to continuously move to the inclined surface of the first slide carriage 14, and at the moment, the particles on the inclined surface of the first slide carriage 14 stop moving to the left when moving to a position on the inclined surface, the particles are moved to the combustion position along the second slide carriage 15 under the action of gravity to be combusted, and the energy consumption rate of the particles is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An energy-saving biomass melting furnace comprises a melting furnace body (1) and is characterized in that a crucible (10) is movably mounted at the middle position of the upper end inside the melting furnace body (1), a chimney (16) is fixedly mounted at the position, close to the rear end, of the outer surface of the upper end of the melting furnace body (1), a discharging hole (11) is formed in the position, close to the right side, of the outer surface of the upper end of the melting furnace body (1), a ventilation opening (12) is formed in the outer surface of the front end of the melting furnace body (1), a first rotating shaft (3) is rotatably mounted at the position, close to the right side, of the lower end inside the melting furnace body (1), blades (31) are fixedly mounted on the outer surface of the first rotating shaft (3), the number of the blades (31) is four groups, a second rotating shaft (5) is rotatably mounted below the first rotating shaft (3) inside the melting furnace body (1), a stepping motor (2) is fixedly arranged on the outer surface of the rear end of the furnace body (1), the stepping motor (2) and the second rotating shaft (5) are rotatably arranged, a belt (4) is rotatably arranged between the first rotating shaft (3) and the second rotating shaft (5) and close to the front end, a third rotating shaft (7) is rotatably arranged at the position of the lower end of the interior of the furnace body (1) close to the left side, a conveyor belt (6) is rotatably arranged between the third rotating shaft (7) and the second rotating shaft (5), a first gear (61) is fixedly arranged on the outer surface of the conveyor belt (6) close to the front end, a fan (8) is rotatably arranged on the inner surface of the front end of the furnace body (1) corresponding to the position of the ventilation opening (12), the outside fixed mounting of fan (8) has second gear (81), the inside of conveyer belt (6) is equipped with collects box (13).
2. The energy-saving biomass smelting furnace according to claim 1, characterized in that a fourth rotating shaft (9) is rotatably installed at the center of the outer surface of the lower end of the crucible (10), ash scraping rods (92) are fixedly installed at the positions, close to the upper end, of the outer surfaces of two sides of the fourth rotating shaft (9), a fixing ring (91) is fixedly installed at the position, close to the lower end, of the outer surface of the fourth rotating shaft (9), and teeth (93) are fixedly installed at the edge of the outer surface of the lower end of the fixing ring (91).
3. The energy-saving biomass furnace according to claim 1 and claim 2, wherein the second gear (81) is meshed with the first gear (61), the teeth (93) are meshed with the second gear (81), the ash scraping rod (92) is of an arc structure, and the outer surface of the upper end of the ash scraping rod (92) is in contact with the arc surface of the crucible (10).
4. The energy-saving biomass furnace according to claim 1, characterized in that the outer surface of the conveyor belt (6) is a net structure and is composed of criss-cross metal wires, and the right outer surface of the third rotating shaft (7) is fixedly provided with a cam (71).
5. The energy-saving biomass smelting furnace according to claim 1, wherein a first slide carriage (14) is obliquely and fixedly arranged on the inner surface of the left side of the smelting furnace body (1) above the conveyor belt (6), the right end of the first slide carriage (14) extends to the outer surface of the upper end of the conveyor belt (6), a second slide carriage (15) is fixedly arranged on the upper end of the first slide carriage (14) close to the front end and the rear end, and the right end of the second slide carriage (15) extends above the conveyor belt (6).
6. The energy efficient biomass smelter according to claim 5, characterized in that the first carriage (14) is mounted at an inclined angle of 15 degrees.
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