CN219615509U

CN219615509U - Biomass pyrolysis reactor

Info

Publication number: CN219615509U
Application number: CN202320447417.7U
Authority: CN
Inventors: 毛林强; 李远兵; 刘雨欣; 倪梦婷; 黄新
Original assignee: Jiangsu Zhongdihao Energy Conservation And Environmental Protection Technology Co ltd
Current assignee: Jiangsu Zhongdihao Energy Conservation And Environmental Protection Technology Co ltd
Priority date: 2023-03-10
Filing date: 2023-03-10
Publication date: 2023-09-01
Anticipated expiration: 2033-03-10

Abstract

The utility model discloses a biomass pyrolysis reactor, which relates to the technical field of pyrolysis reactors, and particularly comprises a device box, wherein a rotating shaft is arranged at the center of the inside of the device box, the top end of the rotating shaft penetrates through the outside of the device box and is in rotary connection with the joint of the device box through a bearing, a motor for driving the rotating shaft to rotate along the central axis of the rotating shaft is further arranged at the top of the device box, and a stirring assembly is arranged on the rotating shaft. When stirring subassembly stirring living beings and catalyst, start through the cylinder that sets up, cylinder output drives and changes board one end and jack-up for change board carries out appropriate rotation, and the rotation of change board can make living beings and catalyst that are in on the change board can be overturned, and then guarantees that living beings and the catalyst of bottom can not guarantee the position constantly all the time, and then further is convenient for mix more evenly between messenger's living beings and the catalyst, and stirring effect is better.

Description

Biomass pyrolysis reactor

Technical Field

The utility model relates to the technical field of pyrolysis reactors, in particular to a biomass pyrolysis reactor.

Background

The process of preparing pyrolysis oil by biomass pyrolysis generally comprises crushing, drying, crushing, pyrolysis, gas-solid separation, condensation collection and the like. The biomass pyrolysis liquefying device used in industry is generally a fluidized bed, a bubbling bed and the like, and biomass particles are generally in a fluidized state or a suspended state in the pyrolysis reaction process.

At present, most domestic reactors for researching biomass pyrolysis process comprise a thermogravimetric analyzer, a reaction kettle, a fixed bed and the like, and dried biomass sample particles are piled up and placed in a reaction zone for reaction. The stacking reaction easily causes inconsistent temperature of the samples in the reaction area, and the cross reaction can be generated between the samples directly stacked together after the reaction process is carried out, which is very unfavorable for researching the initial reaction process of biomass pyrolysis.

The utility model discloses a biomass pyrolysis reactor, which comprises a bottom plate and a reaction kettle, wherein the reaction kettle is fixed on the outer wall of the top of the bottom plate, the inner walls of the two sides of the reaction kettle are fixedly connected with fixing frames, one reaction container is fixedly connected to the opposite side of the two fixing frames, a first opening is formed in the outer wall of the bottom of the reaction kettle, a gas pipe is fixedly connected to the inner wall of the first opening, one end of the gas pipe, which is positioned on the inner side of the reaction kettle, is communicated with the reaction container, and a hot gas pump is fixedly connected to one side of the top of the bottom plate. The utility model is convenient for collecting pyrolysis products after pyrolysis is finished, and the guide pipe and the material collecting box are separated conveniently after the pyrolysis products are collected through the arranged chute and the lifting rod, so that a worker can conveniently take out the material collecting box, the pyrolysis products in the material collecting box can be conveniently and intensively treated, and the utility model is more practical and suitable for wide popularization and use.

The above solution can collect pyrolysis products very conveniently, but it does not solve the problems caused by the stacking reaction, and fails to solve the problems of the above background art.

Disclosure of Invention

The present utility model is directed to a biomass pyrolysis reactor, which solves the problems set forth in the background art.

In order to achieve the aim of the utility model, the utility model adopts the following technical scheme:

the utility model provides a biomass pyrolysis reactor, which comprises a device box, wherein a rotating shaft is arranged at the center of the inside of the device box, the top end of the rotating shaft penetrates through the outside of the device box and is in rotary connection with the joint of the device box through a bearing, a motor for driving the rotating shaft to rotate along the central axis of the rotating shaft is further arranged at the top of the device box, and a stirring assembly is arranged on the rotating shaft; a fixed block is arranged in the middle part of the device box and positioned below the rotating shaft, the top of the fixed block is rotationally connected with the bottom end of the rotating shaft through a bearing, the inner wall of the device box is hinged with a rotating plate, the inner wall of the device box is provided with a cylinder for driving the rotating plate to rotate along the central axis of the rotating plate, and the side edge of the fixed block is provided with a first arc-shaped part matched with the rotating plate and a concave part positioned below the first arc-shaped part; the inner wall of the device box is also provided with a fixing strip positioned above the rotating plate, and the fixing strip is provided with a second arc-shaped part matched with the rotating plate.

Preferably, the stirring assembly comprises stirring units uniformly arranged along the length direction of the rotating shaft, each stirring unit comprises a stirring shaft uniformly arranged on the rotating shaft along the circumferential direction of the rotating shaft, a first set of blocks are uniformly arranged on the stirring shaft along the length direction of the stirring shaft, a second set of blocks are arranged on the first set of blocks, a connecting block is arranged on the second set of blocks, and a tip part is arranged on the connecting block.

Preferably, clamping blocks are uniformly arranged on the sleeve blocks along the circumferential direction of the sleeve blocks, and clamping grooves which are in one-to-one correspondence with the clamping blocks and are clamped are uniformly arranged on the inner annular wall of the second sleeve block along the circumferential direction of the second sleeve block.

Preferably, the first set of blocks, the second set of blocks and the stirring shaft are provided with mounting holes, and the mounting holes on the first set of blocks, the second set of blocks and the stirring shaft are in one-to-one correspondence and aligned.

Preferably, the bottom of the rotating plate is provided with a sliding groove, the top end of the air cylinder is provided with a ball, and the ball is positioned in the sliding groove.

Preferably, a collecting box is arranged at the inner bottom end of the device box, and a slot for the collecting box to be pulled out of the device box is formed in the side edge of the device box.

Compared with the prior art, the above technical scheme has the following beneficial effects:

1. the rotating shaft and the stirring assembly are driven to rotate by the arranged motor, so that the stirring assembly is used for fully stirring biomass and the catalyst, the biomass raw material and the catalyst can be fully contacted and reacted, and the reaction effect is good;

2. when the stirring assembly stirs biomass and catalyst, the cylinder is started, the output end of the cylinder drives one end of the rotating plate to jack up, so that the rotating plate rotates properly, the biomass and catalyst on the rotating plate can be overturned by the rotation of the rotating plate, the biomass and catalyst at the bottom can not be always guaranteed to be unchanged in position, further, the biomass and catalyst can be more uniformly mixed, and the stirring effect is better;

3. during use, clamping blocks on the first set of blocks can be matched with clamping grooves on the second set of blocks, so that the first set of blocks and the second set of blocks are clamped, the second set of blocks and the connecting blocks can be increased or reduced according to actual stirring resistance or required stirring effect in a copper plate mode, the mounting holes are utilized for dismounting or mounting, the use is more convenient, and the adaptability is strong.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.

Furthermore, the terms "mounted," "configured," "provided," "connected," "coupled," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an internal cross-sectional view of the present utility model;

FIG. 3 is a schematic view of the structure of the rotor plate of the present utility model;

FIG. 4 is a schematic view of the structure of the stirring assembly of the present utility model;

FIG. 5 is a schematic view of the structure of the connecting block of the present utility model;

FIG. 6 is a schematic view of the internal structure of the present utility model;

FIG. 7 is an enlarged view of the utility model at A in FIG. 6;

in the figure:

1. an apparatus box; 2. a rotating shaft; 3. a stirring assembly; 301. a stirring shaft; 302. a first set of blocks; 303. a second set of blocks; 304. a clamping block; 305. a clamping groove; 306. a connecting block; 307. a tip portion; 308. a mounting hole; 4. a motor; 5. a rotating plate; 6. a cylinder; 7. a fixed block; 8. a first arc-shaped portion; 9. a recessed portion; 10. a fixing strip; 11. a second arc-shaped portion; 12. a collection box; 13. slotting; 14. a chute; 15. and (3) rolling balls.

Detailed Description

In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

Referring to fig. 1-7, a biomass pyrolysis reactor comprises a device box 1, wherein two feed inlets are formed in the top of the device box 1, a rotating shaft 2 is arranged in the center of the inside of the device box 1, the top end of the rotating shaft 2 penetrates through the outside of the device box 1 and is in rotary connection with the joint of the device box 1 through a bearing, a motor 4 for driving the rotating shaft 2 to rotate along the central axis of the rotating shaft 4 is further arranged at the top of the device box 1, and a stirring assembly 3 is arranged on the rotating shaft 2; a fixed block 7 is arranged in the middle of the device box 1 and positioned below the rotating shaft 2, the top of the fixed block 7 is rotatably connected with the bottom end of the rotating shaft 2 through a bearing, a rotating plate 5 is hinged to the inner wall of the device box 1, a cylinder 6 for driving the rotating plate 5 to rotate along the central axis of the rotating plate is arranged on the inner wall of the device box 1, and a first arc-shaped part 8 matched with the rotating plate 5 and a concave part 9 positioned below the first arc-shaped part 8 are arranged on the side edge of the fixed block 7; the inner wall of the device box 1 is also provided with a fixing strip 10 positioned above the rotating plate 5, and the fixing strip 10 is provided with a second arc-shaped part 11 matched with the rotating plate 5.

During the use, throw in living beings to the inside of device case 1 through one of them feed inlet at device case 1 top, throw in the catalyst to the inside of device case 1 through another feed inlet, device case 1 side is provided with the hot air pump simultaneously, the output of hot air pump communicates with the inside of device case 1, carry steam to the inside of device case 1 through the hot air pump for living beings and catalyst are heated and take place decomposition reaction, start motor 4 simultaneously, make motor 4 drive pivot 2 and stirring subassembly 3 rotate, and then make stirring subassembly 3 carry out intensive mixing to living beings and catalyst, so that living beings raw materials and catalyst can fully contact and react, the reaction effect is good;

meanwhile, when the stirring assembly 3 stirs biomass and catalyst, the cylinder 6 is started, the output end of the cylinder 6 drives one end of the rotating plate 5 to jack up, so that the rotating plate 5 rotates properly, as can be seen from fig. 3, the radian on the first arc-shaped part 8 just meets the radian when the rotating plate 5 rotates, so that when the rotating plate 5 rotates within a certain range, the end part of the rotating plate 5 is always attached to the first arc-shaped part 8, and similarly, the second arc-shaped part 11 is always attached to the other end of the rotating plate 5; the rotation of the rotating plate 5 can enable the biomass and the catalyst on the rotating plate 5 to be overturned, so that the biomass and the catalyst at the bottom are guaranteed not to be invariable in position all the time, and further the mixing between the biomass and the catalyst is more uniform, and the stirring effect is better.

Referring to fig. 2, fig. 4 and fig. 5, the stirring assembly 3 includes stirring units uniformly arranged along the length direction of the rotating shaft 2, each stirring unit includes a stirring shaft 301 uniformly arranged on the rotating shaft 2 along the circumferential direction of the rotating shaft 2, a first set of blocks 302 are uniformly arranged on the stirring shaft 301 along the length direction of the stirring shaft, a second set of blocks 303 are arranged on the first set of blocks 302, a connecting block 306 is arranged on the second set of blocks 303, a tip end portion 307 is arranged on the connecting block 306, and when the stirring shaft 301 drives rotation through the arranged connecting block 306, the tip end portion 307 on the connecting block 306 is arranged along the rotation direction of the stirring shaft 301, so that resistance of the tip end portion 307 can be reduced during stirring, load force of the motor 4 can be reduced, and the using effect is better.

Referring to fig. 5, the first set of blocks 302 are uniformly provided with clamping blocks 304 along the circumferential direction thereof, and the inner annular wall of the second set of blocks 303 is uniformly provided with clamping grooves 305 which are in one-to-one correspondence with the clamping blocks 304 along the circumferential direction thereof; mounting holes 308 are formed in the first set of blocks 302, the second set of blocks 303 and the stirring shaft 301, and the mounting holes 308 in the first set of blocks 302, the second set of blocks 303 and the stirring shaft 301 are in one-to-one correspondence and aligned; during use, the clamping blocks 304 on the first sleeve blocks 302 can be matched with the clamping grooves 305 on the second sleeve blocks 303, so that the clamping connection between the first sleeve blocks 302 and the second sleeve blocks 303 is completed, the second sleeve blocks 303 and the connecting blocks 306 can be increased or reduced according to actual stirring resistance or required stirring effect in a copper plate mode, the mounting holes 308 are utilized for detachment or installation, the use is more convenient, and the adaptability is strong.

Please refer to fig. 6 and 7, a sliding groove 14 is provided at the bottom of the rotating plate 5, a ball 15 is provided at the top end of the cylinder 6, and the ball 15 is located inside the sliding groove 14, so that the output end of the cylinder 6 can only move vertically, and the rotating plate 5 can be lifted up easily by the cylinder 6 after rotating, the rotating of the rotating plate 5 can be effectively ensured through the provided sliding groove 14, the phenomenon that the rotating plate 5 cannot rotate due to triangle stability is avoided, and the use effect is good.

Referring to fig. 1, a collecting box 12 is disposed at an inner bottom of the device box 1, a slot 13 is formed on a side edge of the device box 1 for the collecting box 12 to be drawn out of the device box 1, and a handle is further disposed on a side edge of the collecting box 12, so that the collecting box 12 can be taken out better, and collection of people is facilitated.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The biomass pyrolysis reactor is characterized by comprising a device box (1), wherein a rotating shaft (2) is arranged at the inner center of the device box (1), the top end of the rotating shaft (2) penetrates through the outer part of the device box (1) and is in rotary connection with the joint of the device box (1) through a bearing, a motor (4) for driving the rotating shaft (2) to rotate along the central axis of the rotating shaft is further arranged at the top of the device box (1), and a stirring assembly (3) is arranged on the rotating shaft (2); the device comprises a device box (1), wherein a fixed block (7) is arranged in the middle of the device box (1) and below a rotating shaft (2), the top of the fixed block (7) is rotatably connected with the bottom end of the rotating shaft (2) through a bearing, a rotating plate (5) is hinged to the inner wall of the device box (1), an air cylinder (6) for driving the rotating plate (5) to rotate along the central axis of the rotating plate is arranged on the inner wall of the device box (1), and a first arc-shaped part (8) matched with the rotating plate (5) and a concave part (9) below the first arc-shaped part (8) are arranged on the side edge of the fixed block (7); the inner wall of the device box (1) is also provided with a fixing strip (10) positioned above the rotating plate (5), and the fixing strip (10) is provided with a second arc-shaped part (11) matched with the rotating plate (5).

2. The biomass pyrolysis reactor of claim 1, wherein: stirring subassembly (3) are including evenly setting up stirring unit along pivot (2) length direction, every stirring unit all includes stirring axle (301) on pivot (2) along pivot (2) circumferencial direction evenly setting up, just evenly be provided with first cover piece (302) along its length direction on stirring axle (301), be provided with second cover piece (303) on first cover piece (302), be provided with connecting block (306) on second cover piece (303), have a pointed end portion (307) on connecting block (306).

3. The biomass pyrolysis reactor of claim 2, wherein: clamping blocks (304) are uniformly arranged on the first set of blocks (302) along the circumferential direction of the first set of blocks, and clamping grooves (305) which are in one-to-one correspondence with the clamping blocks (304) and are clamped are uniformly arranged on the inner annular wall of the second set of blocks (303) along the circumferential direction of the second set of blocks.

4. The biomass pyrolysis reactor of claim 2, wherein: mounting holes (308) are formed in the first set of blocks (302), the second set of blocks (303) and the stirring shaft (301), and the mounting holes (308) in the first set of blocks (302), the second set of blocks (303) and the stirring shaft (301) are in one-to-one correspondence and aligned.

5. The biomass pyrolysis reactor of claim 1, wherein: the bottom of the rotating plate (5) is provided with a sliding groove (14), the top end of the air cylinder (6) is provided with a ball (15), and the ball (15) is positioned in the sliding groove (14).

6. The biomass pyrolysis reactor of claim 1, wherein: the device is characterized in that a collecting box (12) is arranged at the inner bottom end of the device box (1), and a slot (13) for the collecting box (12) to be pulled out of the device box (1) is formed in the side edge of the device box (1).