CN212759033U - Biomass pyrolysis device - Google Patents
Biomass pyrolysis device Download PDFInfo
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- CN212759033U CN212759033U CN202020698601.5U CN202020698601U CN212759033U CN 212759033 U CN212759033 U CN 212759033U CN 202020698601 U CN202020698601 U CN 202020698601U CN 212759033 U CN212759033 U CN 212759033U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
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Abstract
The utility model relates to the technical field of biomass pyrolysis, and discloses a biomass pyrolysis device, which solves the problem of low pyrolysis efficiency caused by overlarge volume of biomass raw materials entering a pyrolysis furnace, and comprises a feeding and crushing device and a volume screen device, wherein the feeding and crushing device comprises a spiral crusher, the top of one end of the spiral crusher is provided with a crushing feed inlet, and the bottom of the other end of the spiral crusher is provided with a crushing discharge outlet; the volume screen device comprises a square screen cylinder and a material receiving box; the outer side of the screen drum is connected with a vibration motor, a plurality of inclined screen plates are arranged in the screen drum, the screen drum is provided with a large material outlet, and the material receiving box is connected below the outer side of the screen drum; the top of a sieve section of thick bamboo is equipped with the intercommunication the sieve import of smashing the discharge gate, sieve bobbin base portion is equipped with the sieve export of the feed inlet of intercommunication pyrolysis oven, can inject the volume that gets into the biomass feedstock of pyrolysis oven, improves pyrolysis efficiency.
Description
Technical Field
The utility model relates to a living beings pyrolysis technical field, more specifically say, it relates to a living beings pyrolysis device.
Background
Biomass refers to various organisms produced by photosynthesis using the atmosphere, water, land, and the like, that is, all living organic substances that can grow are generally called biomass, and biomass includes all plants, microorganisms, animals that feed on plants and microorganisms, and wastes produced therefrom, and representative biomass such as crops, crop wastes, wood wastes, and animal wastes.
Biomass is a clean renewable energy source, and a biomass fast pyrolysis technology is an important way for biomass utilization, namely pyrolysis is a process of breaking down high molecular weight organic matters by using heat energy to convert the high molecular weight organic matters into low molecular weight substances containing a small number of carbon atoms. Biomass pyrolysis is a biomass thermal degradation process in which biomass produces three products, liquid, gas and solid, under the condition of complete oxygen deficiency.
Generally, the prior art can take the pyrolysis oven to carry out the pyrolysis treatment to the biomass, for example, patent with publication number CN 108611108-a living beings pyrolysis oven and living beings pyrolysis system, relate to living beings pyrolysis technical field, the induction cooker comprises a cooker body, the furnace body includes the feed inlet, the pyrolysis chamber, gas outlet and living beings carbon export, be provided with refining mechanism in the pyrolysis chamber, refining mechanism includes material conveying platform and holding platform, material conveying platform includes at least one conveying platform one and at least one conveying platform two, conveying platform one sets up with conveying platform two from top to bottom in proper order at an interval, the material conveying platform tip of below articulates on the furnace body inside wall, and the below that is located the pin joint on this furnace body inside wall is provided with the cylinder, the output and the material conveying platform fixed connection of cylinder, the bottom is provided with rotating electrical machines in the furnace body, rotation axis and holding platform fixed connection.
When carrying out the feeding, only done simple shredding at the feed inlet to the biomass, but in actual production, can influence pyrolysis efficiency to the bulk size of biomass, so if only do simple shredding to the biomass, can not be in order to the control of the bulk size of biomass, can lead to some biomass volume too big, the pyrolysis is slow, influences whole pyrolysis efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a living beings pyrolysis device can inject the volume that gets into the biomass feedstock of pyrolysis oven, improves pyrolysis efficiency.
The above technical purpose of the present invention can be achieved by the following technical solutions: a biomass pyrolysis device comprises a feeding and crushing device and a volume screen device, wherein the feeding and crushing device comprises a horizontally arranged spiral crusher, the top of one end of the spiral crusher is provided with a crushing feed inlet, and the bottom of the other end of the spiral crusher is provided with a crushing discharge outlet;
the volume screen device comprises a square screen cylinder and a material receiving box; the outer side of the screen cylinder is fixedly connected with a vibrating motor, a plurality of inclined screen plates are uniformly arranged in the screen cylinder from top to bottom, a large material outlet is formed in the position, corresponding to the bottom of each screen plate, of the screen cylinder, and the material receiving box is connected to the position, below the position, provided with the large material outlet, of the outer side of the screen cylinder; the top of the screen drum is provided with a screen inlet communicated with the crushing discharge port, and the bottom of the screen drum is provided with a screen outlet communicated with the feed port of the pyrolysis furnace.
As a preferred technical scheme of the utility model, relative position is high the aperture diameter ratio relative position of the sieve is low the aperture diameter of the sieve of sieve is big.
As an optimized technical scheme of the utility model, the sieve the lower extreme to connect the workbin direction to extend and be equipped with the deflector.
As a preferred technical solution of the present invention, the spiral crusher includes a rotating electrical machine, an outer cylinder, a middle shaft, a spiral knife, a feeding funnel and a crushing discharging hopper, wherein a through hole is formed at one end of the outer cylinder, the middle shaft is disposed inside the outer cylinder, one end of the middle shaft passes through the through hole and is connected with the rotating electrical machine in a matching manner, the rotating electrical machine is fixedly connected to one end of the outer cylinder, and the spiral knife is sleeved outside the middle shaft; the bottom of feed hopper with smash feed inlet fixed connection, smash the top of hopper and smash discharge gate fixed connection.
As an optimal technical scheme of the utility model, the sieve import with be connected with the rubber tube between the bottom export of smashing out the hopper, and pass through between the two the rubber tube intercommunication.
As an optimal technical scheme of the utility model, it is uncovered case to connect the workbin, it is close to connect the workbin the lateral wall of a sieve section of thick bamboo highly is less than and keeps away from sieve section of thick bamboo lateral wall's height.
As an optimized technical proposal of the utility model, the bottom of the screen cylinder is funnel-shaped.
As an optimized technical scheme of the utility model, the sieve import is located the sieve slope is directly over the one end that makes progress.
To sum up, the utility model discloses following beneficial effect has: the biomass raw materials crushed by the spiral crusher can pass through the sieve plate layer by layer under the action of self gravity and the vibration action of the vibration motor, the biomass raw materials with the volume larger than that of the sieve holes of the sieve plate can be intercepted in the passing process, the biomass raw materials which can not pass through the sieve holes can fall into the receiving box from a large material outlet along the sieve plate due to the inclined sieve plate, and the biomass raw materials which can pass through all the sieve holes of the sieve plate can enter the pyrolysis furnace through the sieve outlet; because the mesh aperture of sieve sets up in advance, can be through the volume of the biomass raw materials of sieve by limited to this avoids the biomass raw materials of too big volume to get into the pyrolysis oven, prolongs the emergence of the condition of the time of biomass raw materials pyrolysis of same batch, thereby improves the efficiency of whole biomass pyrolysis.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an enlarged view of area A of FIG. 1;
figure 3 is a schematic view of a deflector and screen deck.
In the figure: 1. a feed crushing device; 11. a rotating electric machine; 12. an outer cylinder; 13. a middle shaft; 14. a spiral knife; 15. a feed hopper; 16. crushing and discharging a hopper; 2. a volumetric screen device; 3. a screen cylinder; 31. a large material outlet; 4. a material receiving box; 5. a vibration motor; 6. a sieve plate; 61. a guide plate; 7. a rubber tube.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1-3, the utility model provides a biomass pyrolysis device, which comprises a feeding and crushing device 1 and a volume screen device 2, wherein the feeding and crushing device 1 comprises a horizontally arranged spiral crusher, the top of one end of the spiral crusher is provided with a crushing feed inlet, and the bottom of the other end is provided with a crushing discharge outlet;
the volume screen device 2 comprises a square screen cylinder 3 and a material receiving box 4; the outer side of the screen cylinder 3 is fixedly connected with a vibrating motor 5, a plurality of inclined screen plates 6 are uniformly arranged in the screen cylinder 3 from top to bottom, a large material outlet 31 is formed in the position, corresponding to the bottom of each screen plate 6, of the screen cylinder 3, and the material receiving box 4 is connected below the position, provided with the large material outlet 31, of the outer side of the screen cylinder 3; the top of the screen drum 3 is provided with a screen inlet communicated with the crushing discharge port, and the bottom of the screen drum 3 is provided with a screen outlet communicated with the feed port of the pyrolysis furnace.
The utility model discloses a use does: starting all the electric devices, introducing the biomass raw materials into the crushing feed port, allowing the biomass raw materials to enter the spiral crusher for crushing treatment, discharging the crushed biomass raw materials from the crushing discharge port into the screen cylinder 3 in the spiral crushing process, allowing the crushed biomass raw materials to pass through the screen plate 6 layer by layer under the action of self gravity and the vibration action of the vibration motor 5, and intercepting the biomass raw materials when the biomass raw materials pass through the screen plate 6, wherein the size of the biomass raw materials is larger than that of the screen holes of the screen plate 6, and the biomass raw materials which cannot pass through the screen holes fall into the material receiving box 4 from the large material outlet 31 along the screen plate 6 due to the inclination of the screen plate 6, and the biomass raw materials which can pass through all the screen holes of the screen plate 6 can enter the pyrolysis furnace through the screen outlets;
because the mesh aperture of the sieve plate 6 is set in advance, the volume of the biomass raw material which can pass through the sieve plate 6 is limited, thereby preventing the biomass raw material with overlarge volume from entering the pyrolysis furnace, prolonging the pyrolysis time of the biomass raw material in the same batch, and improving the overall biomass pyrolysis efficiency; the biomass material falling into the receiving box 4 is put into the spiral crusher again to be crushed again after accumulating a certain amount.
Specifically, the mesh opening diameter of the sieve plate 6 with a high relative position is larger than that of the sieve plate 6 with a low relative position, so that biomass raw materials with sizes from large to small can be intercepted from high to low in sequence, and the efficiency of sieving and leaking the biomass raw materials with proper volumes is higher.
Specifically, as shown in fig. 2, the lowermost end of the sieve plate 6 is provided with a guide plate 61 extending toward the material receiving box 4, so that the biomass raw material which cannot pass through the sieve plate 6 falls into the material receiving box 4.
Specifically, as shown in fig. 1, the spiral crusher includes a rotary motor 11, an outer cylinder 12, a middle shaft 13, a spiral knife 14, a feeding hopper 15 and a crushing discharging hopper 16, wherein a through hole is formed at one end of the outer cylinder 12, the middle shaft 13 is arranged inside the outer cylinder 12, one end of the middle shaft 13 penetrates through the through hole to be matched and connected with the rotary motor 11, the rotary motor 11 is fixedly connected to one end of the outer cylinder 12, and the spiral knife 14 is sleeved outside the middle shaft 13; the bottom and the crushing feed inlet fixed connection of feed hopper 15 smash the top of hopper 16 and smash discharge gate fixed connection, and spiral crusher's crushing is effectual, conveniently carries out shredding to biomass raw materials.
Specifically, as shown in fig. 1, be connected with rubber tube 7 between the bottom export of sieve import and crushing hopper 16, and through rubber tube 7 intercommunication between the two, because volume sieve device 2 includes vibrating motor 5, has certain displacement when using, adopts rubber tube 7 to connect, can avoid causing the vibration influence to spiral rubbing crusher.
Specifically, as shown in fig. 1, the material receiving box 4 is an open box, and the height of the side wall of the material receiving box 4 close to the screen drum 3 is lower than the height of the side wall of the screen drum 3 away from the side wall, so that biomass raw materials which cannot pass through the screen plate 6 can be conveniently received.
Specifically, as shown in fig. 1, the bottom of the screen drum 3 is funnel-shaped, so that the biomass raw material is conveniently introduced into the pyrolysis furnace.
Specifically, as shown in fig. 1, the sieve inlet is located right above the end of the sieve plate 6 which is inclined upwards, because the sieve plate 6 is inclined, the sieve inlet is located at the end of the sieve plate 6 which is higher, and the screening of the biomass raw material volume can be better realized.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A biomass pyrolysis device is characterized in that: the device comprises a feeding and crushing device (1) and a volume screen device (2), wherein the feeding and crushing device (1) comprises a horizontally arranged spiral crusher, the top of one end of the spiral crusher is provided with a crushing feed inlet, and the bottom of the other end of the spiral crusher is provided with a crushing discharge outlet;
the volume screen device (2) comprises a square screen cylinder (3) and a material receiving box (4); the outer side of the screen drum (3) is fixedly connected with a vibrating motor (5), a plurality of inclined screen plates (6) are uniformly arranged in the screen drum (3) from top to bottom, a large material outlet (31) is formed in the position, corresponding to the bottom of each screen plate (6), of the screen drum (3), and the material receiving box (4) is connected below the position, provided with the large material outlet (31), of the outer side of the screen drum (3); the top of the screen drum (3) is provided with a screen inlet communicated with the crushing discharge port, and the bottom of the screen drum (3) is provided with a screen outlet communicated with the feed port of the pyrolysis furnace.
2. The biomass pyrolysis apparatus of claim 1, wherein: the sieve plate (6) with the higher relative position has a larger aperture diameter than the sieve plate (6) with the lower relative position.
3. The biomass pyrolysis apparatus of claim 1, wherein: the lowermost end of the sieve plate (6) extends towards the material receiving box (4) and is provided with a guide plate (61).
4. The biomass pyrolysis apparatus of claim 1, wherein: the spiral crusher comprises a rotary motor (11), an outer cylinder (12), a middle shaft (13), a spiral cutter (14), a feeding hopper (15) and a crushing discharging hopper (16), wherein a through hole is formed in one end of the outer cylinder (12), the middle shaft (13) is arranged inside the outer cylinder (12), one end of the middle shaft (13) penetrates through the through hole to be matched and connected with the rotary motor (11), the rotary motor (11) is fixedly connected to one end of the outer cylinder (12), and the spiral cutter (14) is sleeved on the outer side of the middle shaft (13); the bottom of feed hopper (15) with smash feed inlet fixed connection, smash the top of hopper (16) and smash discharge gate fixed connection.
5. The biomass pyrolysis apparatus of claim 4, wherein: and a rubber pipe (7) is connected between the sieve inlet and the bottom outlet of the crushing discharge hopper (16), and the sieve inlet and the bottom outlet are communicated through the rubber pipe (7).
6. The biomass pyrolysis apparatus of claim 1, wherein: connect workbin (4) to be open case, it is close to connect workbin (4) the lateral wall height that sieve section of thick bamboo (3) is less than keep away from the height of sieve section of thick bamboo (3) lateral wall.
7. The biomass pyrolysis apparatus of claim 1, wherein: the bottom of the screen drum (3) is funnel-shaped.
8. The biomass pyrolysis apparatus of claim 1, wherein: the sieve inlet is positioned right above one end of the sieve plate (6) which inclines upwards.
Priority Applications (1)
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CN202020698601.5U CN212759033U (en) | 2020-04-29 | 2020-04-29 | Biomass pyrolysis device |
Applications Claiming Priority (1)
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CN202020698601.5U CN212759033U (en) | 2020-04-29 | 2020-04-29 | Biomass pyrolysis device |
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CN212759033U true CN212759033U (en) | 2021-03-23 |
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CN202020698601.5U Active CN212759033U (en) | 2020-04-29 | 2020-04-29 | Biomass pyrolysis device |
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