CN113304669A

CN113304669A - Production device of biomass granular fuel

Info

Publication number: CN113304669A
Application number: CN202110574250.6A
Authority: CN
Inventors: 王瑞
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-08-27

Abstract

The invention provides a production device for biomass particle fuel, which belongs to the field of biomass particles, and solves the problem of low production efficiency of biomass particles. The biomass pellet fuel production device includes a conveying drum, a circulation mechanism, an auxiliary support, a mixing drum, a supporting frame, a bucket elevator, a granulation box and a drying mechanism. The conveying drum and the mixing drum are respectively arranged on the auxiliary support and support On the shelf, a heat preservation chamber is arranged between the granulation box and the mixing barrel, a transmission mechanism is arranged on the transmission drum, a mixing mechanism and a crushing mechanism are arranged on the mixing barrel, and the drying mechanism is respectively connected with the transmission drum and the granulation box. An extrusion mechanism is arranged inside the pellet box, and the bucket elevator is located at the side end of the mixing barrel. The invention can dry the crop straw, which is convenient for pulverization, and makes full use of the remaining heat during drying, so that the material and the binder are evenly mixed, and pressed into biomass particles with uniform texture, which can be absorbed when the biomass particles are cut. It produces dust and reduces pollution.

Description

Production device of biomass granular fuel

Technical Field

The invention belongs to the technical field of biomass particles, and relates to a production device of biomass particle fuel.

Background

Biomass is used as a fourth large energy resource and plays an important role in renewable energy, biomass energy can be developed to supplement the shortage of conventional energy, and the biomass particle fuel technology has great environmental benefit.

At present, the existing granulator can not pre-treat crop straws in advance or dry the crop straws, and the prepared biomass particles have poor quality and low production efficiency, the utilization rate of materials is low, the energy is not fully utilized, and the resource waste is caused.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides a production device of biomass granular fuel, which aims to solve the technical problems that: how to improve the production efficiency of biomass particles.

The purpose of the invention can be realized by the following technical scheme:

the utility model provides a biomass pellet fuel's apparatus for producing, includes transfer cylinder, circulation mechanism, auxiliary stand, agitator, support frame, bucket elevator, granulation case and stoving mechanism, transfer cylinder and agitator set up respectively on auxiliary stand and support frame, be equipped with the heat preservation room between granulation case and the agitator, be provided with transfer mechanism on the transfer cylinder, the agitator upper end is equipped with mounting panel and batching box, be provided with rabbling mechanism and rubbing crusher structure on the agitator, the agitator lower extreme is equipped with the valve, circulation mechanism is connected with transfer cylinder and heat preservation room respectively, stoving mechanism is connected with transfer cylinder and granulation case respectively, the inside extrusion mechanism that is provided with of granulation case, the bucket elevator is located the agitator side, the discharge gate of bucket elevator stretches into inside the agitator.

The working principle of the invention is as follows: this device and external power source electric connection, the user puts into the conveying cylinder with crop straw, send crop straw to the agitator through transport mechanism, start stoving mechanism simultaneously, dry crop straw, reduce the moisture that crop straw contains, then smash crop straw through rubbing crusher mechanism, open the valve switch of batching box, add the adhesive in the agitator, rethread rabbling mechanism is with its misce bene, and fall into the heat preservation room, hot-blast in the circulation mechanism extraction conveying cylinder, reuse and pour into in the heat preservation room, keep warm to the material, make the material compress into biomass pellet fuel through extrusion mechanism in the granulation box, filter again, unqualified product is processing the material again through bucket elevator.

The circulating mechanism comprises a circulating fan, the circulating fan is placed on the ground, a circulating pipe is arranged at the air inlet end of the circulating fan, the end of the circulating pipe is connected with the conveying cylinder, an air outlet pipe is arranged at the air outlet end of the circulating fan, and the air outlet pipe is connected with the heat preservation chamber.

By adopting the structure, the circulating fan is started, and the circulating fan extracts redundant hot air and injects the hot air into the heat preservation chamber to preserve heat of the uniformly stirred materials.

Transport mechanism includes the conveying motor, and the conveying motor is fixed on the auxiliary stand, and the inside rotation of transfer cylinder is provided with two transfer rollers and a plurality of auxiliary roller, and the output shaft and the transfer roller transmission of conveying motor are connected, are equipped with the conveying on the transfer roller and scrape the board area.

Structure more than adopting starts transfer motor, and inside the user sent crop straw to the transfer cylinder, transfer motor's output shaft drove the transfer roller and rotates, made the conveying scrape the rotation of scraper blade and carried away crop straw.

The crushing mechanism comprises a belt pulley pair, a crushing motor and two crushing knife rolls, the crushing motor is fixed on the support frame, the two crushing knife rolls are all rotatably arranged inside the conveying cylinder, the end parts of the crushing knife rolls are provided with gear pairs which are meshed with each other, and an output shaft of the crushing motor is in transmission connection with one of the crushing knife rolls through the belt pulley pair.

By adopting the structure, the crushing motor is started, the output shaft of the crushing motor drives one of the crushing knife rolls to rotate through the belt pulley pair, and then drives the pair of meshed gear pairs to rotate, so that the two crushing knife rolls rotate oppositely to cut crop straws.

The stirring mechanism comprises a stirring motor and a stirring shaft, the stirring motor is fixed on the mounting plate, the stirring shaft is rotatably arranged on the stirring barrel, an output shaft of the stirring motor is in transmission connection with the stirring shaft through a coupler, and a plurality of stirring blades are arranged on the stirring shaft.

By adopting the structure, the stirring motor is started, and the output shaft of the stirring motor drives the stirring shaft to rotate through the coupler, so that the stirring blades rotate to stir materials.

Inside mould board, sieve and the stock guide of being equipped with in proper order of granulation case, the granulation case side is equipped with out hopper and feed back fill, goes out hopper and feed back fill and is located sieve and stock guide below respectively, and the sieve below is equipped with vibrating motor, and inside the feeder hopper of bucket elevator was stretched into to the feed back fill tip.

Structure more than adopting starts vibrating motor, and the misce bene that compresses into the granule falls on the sieve, and unqualified living beings granule falls from the sieve, is collected through stock guide and play hopper, and qualified living beings granule falls in the feeder hopper of bucket elevator through the return hopper.

The extrusion mechanism comprises a rotating motor and a rotating shaft, the rotating motor is fixed inside the granulation box, the rotating shaft is rotated and arranged on the die plate, an output shaft of the rotating motor is connected with the rotating shaft through a coupler in a transmission mode, a connecting block and a cutter are fixed on the rotating shaft, the connecting block and the cutter are located on two sides of the die plate respectively, the cutter is abutted to the lower side of the die plate, and a rolling roller is arranged at two ends of the connecting block in a rotating mode.

By adopting the structure, the rotating motor is started, the output shaft of the rotating motor drives the rotating shaft to rotate through the coupler, the rolling roller extrudes materials, and then the materials are cut off through the cutter.

The drying mechanism comprises a dust collection box and an air blower, a heating box is arranged at the air outlet end of the air blower, the air outlet end of the heating box is connected with the conveying cylinder, the air inlet end of the air blower is connected with the air outlet end of the dust collection box, a dust collection pipe is arranged at the air inlet end of the dust collection box, and the end part of the dust collection pipe is connected with the material guide plate.

Structure more than adopting starts air-blower and heating box, blows hot-blast to transfer drum inside, dries the crop straw, and the while will cut a large amount of powder absorption that produce when living beings granule, packs into the dust collecting box and collects.

Compared with the prior art, the production device of the biomass granular fuel has the following advantages:

1. the crop straws are dried by matching the conveying cylinder, the circulating mechanism and the drying mechanism, so that the subsequent treatment is facilitated, the heat generated in the drying process is fully utilized, and the dust generated by the biomass particles is absorbed when the biomass particles are cut;

2. through the matching of the stirring mechanism and the crushing mechanism, the crop straws can be quickly crushed and uniformly mixed with the adhesive, so that the use is convenient;

3. through the cooperation of vibrating motor, sieve and extrusion mechanism, when can obtaining the biomass particle of even texture, ensure biomass particle's quality and output.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;

in the figure, 1, a transfer drum; 101. an auxiliary support; 102. an auxiliary roller; 2. a circulating mechanism; 201. a circulation pipe; 202. a circulating fan; 203. an air outlet pipe; 3. a stirring barrel; 301. a support frame; 302. mounting a plate; 4. a stirring mechanism; 401. a stirring motor; 402. a stirring shaft; 403. stirring blades; 5. a batching box; 6. a bucket elevator; 7. a crushing mechanism; 701. a pulley pair; 702. a gear pair; 703. a grinding motor; 704. a crushing knife roll; 8. a valve; 9. a heat preservation chamber; 10. a granulation box; 1001. a discharge hopper; 1002. a material returning hopper; 1003. a mold plate; 1004. a sieve plate; 1005. a material guide plate; 11. a drying mechanism; 1101. a dust collection box; 1102. a blower; 1103. a heating cartridge; 12. a transport mechanism; 1201. a transfer motor; 1202. a conveying roller; 1203. conveying a scraper belt; 13. an extrusion mechanism; 1301. connecting blocks; 1302. a rotating electric machine; 1303. a cutter; 1304. and (5) rolling the roller.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in figures 1-3, the biomass granular fuel production device comprises a conveying cylinder 1, a circulating mechanism 2, an auxiliary support 101, a stirring barrel 3, a support frame 301, a bucket elevator 6, a granulation tank 10 and a drying mechanism 11, wherein the conveying cylinder 1 and the stirring barrel 3 are respectively arranged on the auxiliary support 101 and the support frame 301, a heat preservation chamber 9 is arranged between the granulation tank 10 and the stirring barrel 3, the conveying cylinder 1 is provided with a conveying mechanism 12, the upper end of the stirring barrel 3 is provided with a mounting plate 302 and a proportioning box 5, the stirring barrel 3 is provided with a stirring mechanism 4 and a crushing mechanism 7, the lower end of the stirring barrel 3 is provided with a valve 8, the circulating mechanism 2 is respectively connected with the conveying cylinder 1 and the heat preservation chamber 9, the drying mechanism 11 is respectively connected with the conveying cylinder 1 and the granulation tank 10, an extrusion mechanism 13 is arranged inside the granulation tank 10, the bucket elevator 6 is positioned at the side end of the stirring barrel 3, a discharge port of the elevator 6 extends into the stirring barrel 3,

this device and external power source electric connection, the user puts into conveying cylinder 1 with crop straw, send crop straw to agitator 3 through transport mechanism 12 in, start stoving mechanism 11 simultaneously, dry crop straw, reduce the moisture that crop straw contains, then smash crop straw through rubbing crusher mechanism 7, open the valve switch of batching box 5, add the adhesive in toward agitator 3, rethread rabbling mechanism 4 is its misce bene, and fall into heat preservation room 9, circulation mechanism 2 extracts the hot-blast among the conveying cylinder 1, recycle and pour into in the heat preservation room 9, keep warm to the material, make the material compress into biomass pellet fuel through extrusion mechanism 13 in granulation box 10, filter again, unqualified product is processing the material again through bucket elevator 6.

The circulating mechanism 2 comprises a circulating fan 202, the circulating fan 202 is placed on the ground, a circulating pipe 201 is arranged at the air inlet end of the circulating fan 202, the end part of the circulating pipe 201 is connected with the conveying cylinder 1, an air outlet pipe 203 is arranged at the air outlet end of the circulating fan 202, and the air outlet pipe 203 is connected with the heat preservation chamber 9; and starting the circulating fan 202, pumping out redundant hot air by the circulating fan 202, and filling the hot air into the heat preservation chamber 9 to preserve heat of the uniformly stirred materials.

The conveying mechanism 12 comprises a conveying motor 1201, the conveying motor 1201 is fixed on an auxiliary support 101, two conveying rollers 1202 and a plurality of auxiliary rollers 102 are rotatably arranged in the conveying cylinder 1, an output shaft of the conveying motor 1201 is in transmission connection with the conveying rollers 1202, and a conveying scraper belt 1203 is arranged on the conveying rollers 1202; the conveying motor 1201 is started, a user sends crop straws to the conveying cylinder 1, the output shaft of the conveying motor 1201 drives the conveying roller 1202 to rotate, and the conveying scraper belt 1203 rotates to convey the crop straws away.

The crushing mechanism 7 comprises a pulley pair 701, a crushing motor 703 and two crushing knife rolls 704, the crushing motor 703 is fixed on the support frame 301, the two crushing knife rolls 704 are both rotatably arranged inside the conveying cylinder 1, the end parts of the crushing knife rolls 704 are provided with gear pairs 702 which are meshed with each other, and the output shaft of the crushing motor 703 is in transmission connection with one of the crushing knife rolls 704 through the pulley pair 701; the crushing motor 703 is started, and the output shaft of the crushing motor 703 drives one of the crushing knife rollers 704 to rotate through the pulley pair 701, so as to drive the pair of meshed gear pairs 702 to rotate, so that the two crushing knife rollers 704 rotate oppositely to cut the crop straws.

The stirring mechanism 4 comprises a stirring motor 401 and a stirring shaft 402, the stirring motor 401 is fixed on the mounting plate 302, the stirring shaft 402 is rotatably arranged on the stirring barrel 3, an output shaft of the stirring motor 401 is in transmission connection with the stirring shaft 402 through a coupler, and a plurality of stirring blades 403 are arranged on the stirring shaft 402; the stirring motor 401 is started, and the output shaft of the stirring motor 401 drives the stirring shaft 402 to rotate through the coupler, so that the stirring blade 403 rotates to stir the material.

A die plate 1003, a sieve plate 1004 and a material guide plate 1005 are sequentially arranged in the granulation box 10, a discharge hopper 1001 and a material return hopper 1002 are arranged at the side end of the granulation box 10, the discharge hopper 1001 and the material return hopper 1002 are respectively positioned below the sieve plate 1004 and the material guide plate 1005, a vibration motor is arranged below the sieve plate 1004, and the end part of the material return hopper 1002 extends into the feed hopper of the bucket elevator 6; the vibrating motor is started, the mixed material compressed into particles falls on the sieve plate 1004, unqualified biomass particles fall from the sieve plate 1004 and are collected through the material guide plate 1005 and the material discharge hopper 1001, and the qualified biomass particles fall into the feed hopper of the bucket elevator 6 through the material return hopper 1002.

The extrusion mechanism 13 comprises a rotating motor 1302 and a rotating shaft, the rotating motor 1302 is fixed inside the granulation box 10, the rotating shaft is rotatably arranged on the die plate 1003, an output shaft of the rotating motor 1302 is in transmission connection with the rotating shaft through a coupler, a connecting block 1301 and a cutter 1303 are fixed on the rotating shaft, the connecting block 1301 and the cutter 1303 are respectively positioned on two sides of the die plate 1003, the cutter 1303 is abutted against the lower side of the die plate 1003, and two ends of the connecting block 1301 are rotatably provided with rolling rollers 1304; the rotating motor 1302 is started, the output shaft of the rotating motor 1302 drives the rotating shaft to rotate through the coupler, so that the rolling roller 1304 extrudes materials, and then the materials are cut off through the cutter 1303.

The drying mechanism 11 comprises a dust box 1101 and an air blower 1102, a heating box 1103 is arranged at the air outlet end of the air blower 1102, the air outlet end of the heating box 1103 is connected with the conveying cylinder 1, the air inlet end of the air blower 1102 is connected with the air outlet end of the dust box 1101, a dust collecting pipe is arranged at the air inlet end of the dust box 1101, and the end of the dust collecting pipe is connected with a material guide plate 1005; the blower 1102 and the heating box 1103 are started to blow hot air into the conveying cylinder 1, so that crop straws are dried, and meanwhile, a large amount of powder generated during cutting of biomass particles is absorbed and is loaded into the dust collection box 1101 to be collected.

In this embodiment, the fixing manners are all the most commonly used fixing and connecting manners in the field, such as welding and the like; the above electrical components such as the circulating fan 202 are prior art products, and can be directly purchased and used in the market, and the detailed description of the specific principle is omitted.

The device is electrically connected with an external power supply, a user puts crop straws into a conveying cylinder 1, a conveying motor 1201 is started, the user sends the crop straws into the conveying cylinder 1, an output shaft of the conveying motor 1201 drives a conveying roller 1202 to rotate, a conveying scraper belt 1203 rotates to send the crop straws into a stirring barrel 3, an air blower 1102 and a heating box 1103 are started simultaneously to blow hot air into the conveying cylinder 1 to dry the crop straws, meanwhile, a large amount of powder generated when biomass particles are cut is absorbed and put into a dust collection box 1101 to be collected, a crushing motor 703 is started, an output shaft of the crushing motor 703 drives one crushing knife 704 to rotate through a belt pulley pair 701, a pair of meshed gear pairs 702 is further driven to rotate, two crushing knife rollers 704 rotate oppositely to cut the crop straws, a valve switch of a batching box 5 is opened, adding adhesive into the stirring barrel 3, starting the stirring motor 401, driving the stirring shaft 402 to rotate by the output shaft of the stirring motor 401 through the coupler, thereby enabling the stirring blade 403 to rotate at a high speed, stirring the material, and falling into the heat preservation chamber 9, starting the circulating fan 202, pumping out redundant hot air by the circulating fan 202, pouring into the heat preservation chamber 9, preserving heat of the uniformly stirred material, starting the rotating motor 1302, driving the rotating shaft to rotate by the output shaft of the rotating motor 1302 through the coupler, enabling the rolling roller 1304 to extrude the material, cutting off through the cutter 1303, starting the vibrating motor, compressing the mixed material into particles on the sieve plate 1004, enabling unqualified biomass particles to fall from the sieve plate 1004, collecting through the guide plate 1005 and the discharge hopper 1001, and enabling the qualified biomass particles to fall into the feed hopper of the bucket elevator 6 through the return hopper 1002.

In conclusion, the crop straws are dried by matching the conveying cylinder 1, the circulating mechanism 2 and the drying mechanism 11, so that the subsequent treatment is convenient, the heat in the drying process is fully utilized, and the dust generated by the biomass particles is absorbed when the biomass particles are cut; through the matching of the stirring mechanism 4 and the crushing mechanism 7, the crop straws can be quickly crushed and uniformly mixed with the adhesive, so that the use is convenient; through the cooperation of the vibrating motor, the sieve plate 1004 and the squeezing mechanism 13, the quality and the yield of biomass particles can be ensured when biomass particles with uniform texture can be obtained.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Claims

1. The utility model provides a biomass pellet fuel's apparatus for producing, includes transfer cylinder, circulation mechanism, auxiliary stand, agitator, support frame, bucket elevator, granulation case and stoving mechanism, a serial communication port, transfer cylinder and agitator set up respectively on auxiliary stand and support frame, are equipped with the heat preservation room between granulation case and the agitator, are provided with transport mechanism on the transfer cylinder, the agitator upper end is equipped with mounting panel and batching box, be provided with rabbling mechanism and rubbing crusher structure on the agitator, the agitator lower extreme is equipped with cuts down the door, circulation mechanism is connected with transfer cylinder and heat preservation room respectively, stoving mechanism is connected with transfer cylinder and granulation case respectively, the inside extrusion mechanism that is provided with of granulation case, the bucket elevator is located the agitator side, the discharge gate of bucket elevator stretches into inside the agitator.

2. The apparatus for producing biomass pellet fuel as claimed in claim 1, wherein the circulating mechanism comprises a circulating fan, the circulating fan is placed on the ground, a circulating pipe is arranged at the air inlet end of the circulating fan, the end of the circulating pipe is connected with the conveying cylinder, an air outlet pipe is arranged at the air outlet end of the circulating fan, and the air outlet pipe is connected with the heat preservation chamber.

3. The apparatus for producing biomass pellet fuel as claimed in claim 1, wherein the conveying mechanism comprises a conveying motor fixed on the auxiliary support, two conveying rollers and a plurality of auxiliary rollers are rotatably disposed inside the conveying drum, an output shaft of the conveying motor is in transmission connection with the conveying rollers, and a conveying scraper belt is disposed on the conveying rollers.

4. The device for producing the biomass pellet fuel as claimed in claim 1, wherein the pulverizing mechanism comprises a pulley pair, a pulverizing motor and two pulverizing knife rolls, the pulverizing motor is fixed on the support frame, the two pulverizing knife rolls are rotatably arranged inside the conveying cylinder, the end parts of the pulverizing knife rolls are provided with gear pairs which are meshed with each other, and the output shaft of the pulverizing motor is in transmission connection with one of the pulverizing knife rolls through the pulley pair.

5. The device for producing the biomass pellet fuel as claimed in claim 1, wherein the stirring mechanism comprises a stirring motor and a stirring shaft, the stirring motor is fixed on the mounting plate, the stirring shaft is rotatably disposed on the stirring barrel, an output shaft of the stirring motor is in transmission connection with the stirring shaft through a coupler, and a plurality of stirring blades are disposed on the stirring shaft.

6. The apparatus for producing biomass pellet fuel as claimed in claim 1, wherein the inside of the granulating box is sequentially provided with a mold plate, a sieve plate and a material guiding plate, the side end of the granulating box is provided with a discharging hopper and a material returning hopper, the discharging hopper and the material returning hopper are respectively located below the sieve plate and the material guiding plate, the lower side of the sieve plate is provided with a vibrating motor, and the end part of the material returning hopper extends into the feeding hopper of the bucket elevator.

7. The apparatus for producing biomass pellet fuel as claimed in claim 6, wherein the extruding mechanism comprises a rotary motor and a rotary shaft, the rotary motor is fixed inside the granulating box, the rotary shaft is rotatably disposed on the mold plate, an output shaft of the rotary motor is in transmission connection with the rotary shaft through a coupling, a connecting block and a cutter are fixed on the rotary shaft, the connecting block and the cutter are respectively disposed at two sides of the mold plate, the cutter abuts against the lower side of the mold plate, and two ends of the connecting block are rotatably disposed with rolling rollers.

8. The apparatus for producing biomass pellet fuel as claimed in claim 6 or 7, wherein the drying mechanism comprises a dust collecting box and a blower, the blower has a heating box at its outlet, the heating box has an outlet connected to the conveying cylinder, the blower has an inlet connected to the outlet of the dust collecting box, the dust collecting box has an inlet connected to a dust collecting pipe, and the end of the dust collecting pipe is connected to the material guiding plate.