Automatic feeding device based on biomass pellet fuel production

Abstract

The utility model discloses an automatic feeding device based on biomass pellet fuel production, which belongs to the technical field of biomass pellet fuel production and comprises a raw material crushing box, a crushing motor is fixedly mounted at the top end of the raw material crushing box, a feeding port is arranged at the upper end of one side of the raw material crushing box, and a feeding table is fixedly mounted on the inner wall of the bottom end of the feeding port. One side of the feeding table is a horizontal section, and the other side of the feeding table is an inclined section. According to the utility model, the plurality of compression rollers of which the diameters are increased in sequence are arranged in the first U-shaped cover, and the plurality of compression rollers rotate simultaneously after the first motor is started, so that raw materials such as straws and branches with different thicknesses are ground and then guided into the raw material crushing box along the inclined section of the feeding table; and a second motor is started, so that a driving gear can drive two driven gears to rotate, two first cutting blades and a second cutting blade are used for cutting raw materials such as crushed straws and branches, and the raw materials are firstly crushed or crushed and then are cut into multiple sections to be guided into a raw material crushing box.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of biomass pellet fuel production, especially to an automatic feeding device based on biomass pellet fuel production. BACKGROUND

[0002] Biomass fuel is made of straw, straw, rice hulls, peanut shells, corn cobs, oil tea shells, cotton seed hulls and "three left-overs" through processes such as crushing, mixing, extruding and drying, and is a new type of clean fuel that can be directly burned. Biomass solid molding fuel technology is a new technology that under the action of certain temperature and pressure, various types of originally dispersed and non-shaped biomass such as straw and branches are dried and crushed and then pressed into various shaped fuels with certain shape and higher density. The product is various shaped fuels such as rods, blocks and particles. Its performance is better than wood and equivalent to medium-grade bituminous coal, and it can be directly burned, combustion characteristics are significantly improved, and it is convenient for transportation and storage, becomes a commodity, and can replace coal for direct combustion in boilers for power generation or heating, and can also be used to solve the basic living energy problem in rural areas.

[0003] After searching, the patent with the patent publication number CN208412932U discloses an automatic feeding device of a biomass fuel production feeding machine, which solves the technical problem that the feeding port of the production equipment is high, the stored raw materials are not convenient to feed into the production equipment, and the work efficiency is affected. The raw materials are placed on the transport belt at a lower position, the external drive device is started to drive the transport belt to move by the controller, the raw materials are driven to move upward into the arc-shaped cover, the raw materials are fed into the production equipment through the discharge port at the lower end of the arc-shaped cover, the arc-shaped cover avoids the splashing of raw materials and dust, reduces pollution, and protects workers. When it is necessary to close the discharge port in time, the servo motor is started to drive the rotating shaft to rotate, the rotating plate is driven to rotate through the driving gear, the driven gear and the connecting rod, so that the arc-shaped cover plate shields the discharge port, the feeding is stopped, and the large space of the arc-shaped cover can store part of the raw materials conveyed by inertia to prevent the raw materials from entering the production equipment. However, there are still the following disadvantages to be solved: the straw and branches have the problem of inconvenient feeding during the crushing process. UTILITY MODEL CONTENTS

[0004] The utility model aims at solving the shortcomings in the prior art and provides an automatic feeding device based on biomass pellet fuel production.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] The utility model provides an automatic feeding device based on biomass pellet fuel production, including raw material pulverization box, fixedly installed with the pulverization motor on the top end of raw material pulverization box, is provided with the feed inlet on the upper end of raw material pulverization box one side, and the feed inlet bottom end inboard fixedly installed with the feeding table, the one side of feeding table is horizontal section, and the other side of feeding table is inclined section, the other side fixedly installed with first U type cover on the top end of feeding table horizontal section, and the other side fixedly installed with second U type cover on the top end of feeding table inclined end, the bottom end between the both ends inboard of first U type cover rotatablely installed with a plurality of first rotation axis, and a plurality of first rotation axis circumferential sleeve joint has the press roll, and a plurality of first rotation axis one end fixedly installed with pulley, and the transmission belt is sleeved between a plurality of pulleys, the middle fixedly installed with hydraulic column in second U type cover, and the lifting frame is fixedly installed with the lifting frame bottom end, two second rotation axis are rotatablely installed respectively on the both sides of lifting frame bottom end, and a plurality of first cutting piece and second cutting piece are fixedly installed on the circumferences of two second rotation axis, and the driving gear is fixedly installed with the driving gear one end of two second rotation axis, and the driving gear is located the outside of the hanger plate, and the driving gear circumferential both sides and two driving gears circumferential mesh.

[0007] Preferably, the other side of the bottom end of the inclined section of the feeding table is inlaid with a quartz plate, and the center of the quartz plate is on the same straight line as the center of the second U-shaped cover.

[0008] Preferably, the other side of the outer wall of one end of the first U-shaped cover is rotatably installed with a driving gear, one end of one of the first rotation axes is fixedly installed with a transmission gear, and the circumferential bottom end of the driving gear is engaged with the circumferential top end of the transmission gear.

[0009] Preferably, the diameters of the plurality of press rollers increase in order, and each press roller is fixedly provided with a plurality of crushed material blocks around the circumference.

[0010] Preferably, the two ends of the top end of the lifting frame are fixedly connected with the two ends of the inner wall of the bottom end of the second U-shaped cover through elastic rods.

[0011] Preferably, the plurality of first cutting pieces and second cutting pieces of each group are staggered, and the diameter of the first cutting pieces is smaller than the diameter of the second cutting pieces.

[0012] Preferably, the inner wall of the feeding table is smooth, and the inner wall of the feeding table is sprayed with a wear-resistant coating.

[0013] The utility model has the advantages of:

[0014] 1. The utility model proposes an automatic feeding device based on biomass pellet fuel production, another side fixed installation of first U type cover is established to the top of horizontal section of feeding table, another side fixed installation of second U type cover is established to the top of inclined end of feeding table, because a plurality of pressure rollers of increasing diameter are arranged in the first U type cover, a plurality of pressure rollers rotate simultaneously after starting the first motor, the raw materials such as straw, branch of different thickness are rolled and then imported into the raw material crushing box along the inclined section of feeding table, and because the lifting frame, two rows of first cutting piece and second cutting piece are arranged in the second U type cover, starting the second motor can make the driving gear rotate two driven gears, make the first cutting piece and second cutting piece of two to cut the raw materials such as straw, branch of rolling flat, make the raw material be rolled flat or broken first and then be cut into multiple sections to import into the raw material crushing box, both facilitate the raw material on the raw material crushing box, also greatly reduce the crushing intensity of raw material crushing box.

[0015] 2. The utility model proposes an automatic feeding device based on biomass pellet fuel production, the hydraulic column is set up between the second U type cover middle and lifting frame top, can adjust the cutting effect according to the different raw materials, and the quartz plate is embedded and installed to the other side of the bottom end of feeding table inclined section, guarantees the impact of cutting blade that feeding table bottom end inner wall can bear. ACCURACY OF DRAWINGS

[0016] Figure 1 It is the structure schematic diagram of the automatic feeding device based on biomass pellet fuel production proposed by the utility model;

[0017] Figure 2 It is the right view structure schematic diagram of the automatic feeding device based on biomass pellet fuel production proposed by the utility model;

[0018] Figure 3 It is the structure schematic diagram of the first U type cover of the automatic feeding device based on biomass pellet fuel production proposed by the utility model;

[0019] Figure 4 It is the elevational view structure schematic diagram of the lifting frame of the automatic feeding device based on biomass pellet fuel production proposed by the utility model.

[0020] In the drawing: 1 raw material crushing box, 2 crushing motor, 3 feed inlet, 4 feeding table, 5 first U type cover, 6 first motor, 7 driving gear, 8 transmission gear, 9 pulley, 10 transmission belt, 11 pressure roller, 12 broken material block, 13 quartz plate, 14 second U type cover, 15 hydraulic column, 16 lifting frame, 17 elastic bar, 18 first cutting piece, 19 second cutting piece, 20 hanging plate, 21 second motor, 22 driving gear, 23 driven gear. DETAILED DESCRIPTION

[0021] Refer toFigures 1-4 The utility model discloses an automatic feeding device based on biomass pellet fuel production, including raw material pulverization box 1, raw material pulverization box 1 top fixed mounting has the pulverization motor 2, raw material pulverization box 1 one side upper end is provided with the feeding port 3, and the feeding port 3 bottom end inner wall fixed mounting has the feeding table 4, the feeding table 4 one side is horizontal section, and the feeding table 4 other side is inclined section, and the feeding table 4 horizontal section top other side fixed mounting has the first U type cover 5, and the feeding table 4 inclined end top other side fixed mounting has the second U type cover 14, and the both ends inner wall of first U type cover 5 between bottom fixedly installed with a plurality of first rotation axis, and a plurality of first rotation axis circumferential sleeve has the press roll 11, and a plurality of first rotation axis one end fixed mounting has the pulley 9, and a plurality of pulley 9 between sleeve has the transmission belt 10, and the second U type cover 14 middle fixed mounting has the hydraulic column 15, and the hydraulic column 15 bottom fixed mounting has the lifting frame 16, and the lifting frame 16 bottom both sides are rotatably installed with second rotation axis, and the both sides circumferential fixed mounting has a plurality of first cutting blade 18 and second cutting blade 19 of two second rotation axis one end, and the lifting frame 16 bottom middle one end fixed mounting has the hanging plate 20, and the hanging plate 20 inner side fixed mounting has the second motor 21, and the second motor 21 output fixed mounting has the driving gear 22, and the driving gear 22 is located the outside of hanging plate 20, and the driving gear 22 circumferential both sides and two driven gears 23 circumferential mesh.

[0022] In the utility model, the quartz plate 13 is embedded on the other side of the bottom end of the inclined section of the feeding table 4, and the center of the quartz plate 13 and the center of the second U-shaped cover 14 are located on the same straight line.

[0023] The driving gear 7 is rotatably installed on the other side of the outer wall of one end of the first U-shaped cover 5, one end of one of the first rotation axes is fixedly installed with a transmission gear 8, the circumferential bottom end of the driving gear 7 is engaged with the circumferential top end of the transmission gear 8, and the input end of the driving gear 7 is provided with the first motor 6.

[0024] The diameters of the plurality of press rolls 11 gradually increase, and a plurality of crushed material blocks 12 are fixedly arranged on the circumference of each press roll 11.

[0025] The elastic rods 17 are fixedly connected between the two ends of the top end of the lifting frame 16 and the two ends of the inner wall of the bottom end of the second U-shaped cover 14.

[0026] The plurality of first cutting blades 18 and the plurality of second cutting blades 19 of each group are staggered, and the diameter of the first cutting blades 18 is smaller than the diameter of the second cutting blades 19.

[0027] The inner wall of the feeding table 4 is smooth, and the inner wall of the feeding table 4 is sprayed with a wear-resistant coating.

[0028] Working principle: the other side of the top end of the horizontal section of the feeding table 4 is fixedly installed with a first U-shaped cover 5, and the other side of the top end of the inclined section of the feeding table 4 is fixedly installed with a second U-shaped cover 14; since a plurality of compression rollers 11 with gradually increasing diameters are arranged in the first U-shaped cover 5, the plurality of compression rollers 11 are simultaneously rotated after the first motor 6 is started, the raw materials such as straw and branches with different thicknesses are rolled and then introduced into the raw material crushing box 1 along the inclined section of the feeding table 4, and since a lifting frame 16, two rows of first cutting blades 18 and second cutting blades 19 are arranged in the second U-shaped cover 14, the two first cutting blades 18 and the second cutting blades 19 are rotated by the driving of the two driven gears 23 by the driving gear 22 after the second motor 21 is started, so that the rolled and flattened raw materials such as straw and branches are cut into multiple sections, the raw materials are first rolled and flattened or crushed and then cut into multiple sections to be introduced into the raw material crushing box 1, which facilitates the feeding of the raw materials on the raw material crushing box 1 and greatly reduces the crushing intensity of the raw material crushing box 1.

[0029] The hydraulic column 15 is arranged between the middle of the second U-shaped cover 14 and the top end of the lifting frame 16, so that the cutting effect can be adjusted according to different raw materials, and the quartz plate 13 is inlaidly installed on the other side of the bottom end of the inclined section of the feeding table 4, so that the inner wall of the bottom end of the feeding table 4 can withstand the impact of the cutting blades.

[0030] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. An automatic feeding device based on biomass pellet fuel production, comprising a raw material crushing box (1), a crushing motor (2) is fixedly installed at the top end of the raw material crushing box (1), a feeding port (3) is arranged at the upper end of one side of the raw material crushing box (1), and a feeding table (4) is fixedly installed on the inner wall at the bottom end of the feeding port (3), characterized in that, The other side of the top end of the horizontal section of the feeding table (4) is fixedly installed with a first U-shaped cover (5), and the other side of the top end of the inclined section of the feeding table (4) is fixedly installed with a second U-shaped cover (14).

2. The automatic feeding device based on biomass pellet fuel production according to claim 1, characterized in that, The other side of the bottom end of the inclined section of the feeding table (4) is embeddedly installed with a quartz plate (13), and the center of the quartz plate (13) is located on the same straight line as the center of the second U-shaped cover (14).

3. The automatic feeding device based on biomass pellet fuel production according to claim 1, characterized in that, The other side of the outer wall of one end of the first U-shaped cover (5) is rotatably installed with a driving gear (7), one of the first shafts is fixedly installed with a transmission gear (8) at the circumferential end, and the circumferential bottom end of the driving gear (7) is engaged with the circumferential top end of the transmission gear (8).

4. The automatic feeding device based on biomass pellet fuel production according to claim 1, characterized in that, The diameters of the plurality of compression rollers (11) gradually increase, and a plurality of crushed material blocks (12) are fixedly arranged on the circumference of each compression roller (11).

5. The automatic feeding device based on biomass pellet fuel production according to claim 1, characterized in that, The top ends of the lifting frame (16) and the inner walls of the bottom end of the second U-shaped cover (14) are fixedly connected with elastic rods (17).

6. The automatic feeding device based on biomass pellet fuel production according to claim 1, characterized in that, The plurality of first cutting blades (18) and second cutting blades (19) of each group are staggered, and the diameter of the first cutting blade (18) is smaller than that of the second cutting blade (19).

7. The automatic feeding device based on biomass pellet fuel production according to claim 1, characterized in that, The inner wall of the feeding table (4) is a smooth surface, and the inner wall of the feeding table (4) is sprayed with a wear-resistant coating.

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