Biomass crushing and sorting integrated device

Abstract

The application discloses a biomass crushing and classifying integrated device, which comprises a chassis, a support and a bale distributor shell, a first conveying device is internally arranged in the chassis, a bottom shell is arranged at one end of the top of the chassis, and a middle shell is arranged on the top of the bottom shell; a feeding bin is arranged on the top of the middle shell, the bottom of the feeding bin is in communication with the top of an inner shell, and the inner shell is arranged in the middle shell; in the application, the feeding bin, a second conveying device and a guide cover are arranged, two conveying rollers are arranged in the feeding bin, the cross sections of the conveying rollers are all in plum blossom shape, the two conveying rollers are in parallel and closely distributed, the two conveying rollers are synchronously kept in relative direction rotation, the rice stems in contact with each other are clamped through the recesses between the two conveying rollers, and are intermittently fed into the inner shell, the conveying direction of the rice stems is changed through the second conveying device, and the feeding speed can be controlled by controlling the rotating speed of the conveying rollers.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of biomass material processing, and particularly relates to a biomass crushing and classifying integrated device. BACKGROUND

[0002] Biomass material is a kind of material prepared by using biomass resources, and these resources mainly include plant, animal, microorganism and other organic biological biomass. In China, the rice planting area accounts for about one third of the total grain crop area, and rice straw is a byproduct of rice, with an extremely huge annual output. In the past, the utilization of rice straw has been at a general level, and the comprehensive utilization has not been paid enough attention. With the development of science and technology and the promulgation of laws and regulations prohibiting open burning of straw, the comprehensive utilization of rice straw has gradually been paid attention to and promoted. The main application directions are fertilizer, livestock, edible fungi, energy, processing industry and the like, especially in the recycling and processing of biomass materials. In production, a crushing device is usually used. Referring to the publication number: CN213032622U, a biomass crushing equipment is disclosed, which comprises a box body, a feeding port is fixedly connected to the top of the box body, a base is arranged at each corner of the bottom of the box body, two screw rods are respectively connected to the left and right sides of the outer wall of the box body through bearings, a first groove wheel is fixedly connected to the outer side of each screw rod, a sleeve is threadedly connected to the outer wall of each screw rod, an arc-shaped plate is fixedly connected to the top of each sliding plate, and the outer wall of the arc-shaped plate and the sliding plate is gap-fitted with the inner wall of the box body.

[0003] The existing crushing device usually needs manual bale handling during use, and the arranged rice straw is then put into the crushing device. The structure of the baled rice straw is loose, and the feeding speed cannot be effectively controlled. Therefore, the size after crushing cannot be effectively controlled, and part of the rice straw is easily over-crushed to have a too small particle size, which is not conducive to subsequent fermentation work and produces a large amount of dust pollution. Therefore, the existing crushing device has disadvantages in use. SUMMARY

[0004] Therefore, the present application aims at the defects of the prior art, and provides a biomass crushing and classifying integrated device to solve the problems of manual bale handling and poor control of the crushing size during processing of the existing crushing device.

[0005] To achieve the above-mentioned purpose, the technical scheme adopted by the present application is as follows.

[0006] The utility model provides a kind of biomass crushing classification integrated device, including chassis, support and bale dispenser shell, the inside of chassis is equipped with first conveying device, and the top of chassis is equipped with bottom shell with one end, while the top of bottom shell is equipped with middle shell;The top of the middle shell is equipped with feed bin, and the bottom of feed bin is connected with the top of inner shell, while inner shell is installed in the inside of middle shell;The inside lower end of the feed bin is equipped with conveying roller, and conveying roller is symmetrically distributed and installed two;The inside lower end of the inner shell is equipped with second conveying device, and one end of inner shell is equipped with guide cover, while guide cover is installed in one end of middle shell;

[0007] Further, one end below the guide cover is equipped with shell, and the shell is installed in the top of chassis with one end, while the end of shell away from guide cover is equipped with end shell;The inside of shell is equipped with inner cylinder, and the inner wall of inner cylinder is equipped with paddle;The paddle is equiangularly distributed about the axis of inner cylinder and is equipped with several, and the end of each paddle extends to the inside of end shell;

[0008] Further, the end of end shell is equipped with pressure shell, and the inside of pressure shell is equipped with expansion ring;Control air pump is installed on the outer wall of end shell, and control air pump is connected with the inside of pressure shell;The end of pressure shell is equipped with joint, and the inside of joint is equipped with rotating cylinder;

[0009] Further, the top of support is equipped with air cylinder, and the extension end of air cylinder is connected with first cutter;

[0010] Further, the inside of bale dispenser shell is symmetrically distributed and equipped with two third conveying devices with two ends, and the inside one end of bale dispenser shell is equipped with baffle, while two baffles are symmetrically distributed;One hook is installed on each baffle;

[0011] Further, the upper side of one end of bale dispenser shell close to baffle is equipped with fixator, and the bottom of fixator is equipped with second cutter;Spring plate is installed in the inside of fixator, and one end of spring plate is connected with the top end of second cutter, while second cutter and spring plate form rebound structure.

[0012] Further, belt drive structure is installed on the outer wall of one side of middle shell, and belt drive structure is simultaneously connected with two conveying rollers in transmission;

[0013] Further, the upper part of feed bin is in the structure of narrowing.

[0014] Further, the one end of middle shell and inner shell close to guide cover is in the structure of opening, and two side brushes are symmetrically distributed and installed in the inside of inner shell;The guide cover is arranged in the form of inclination, and the guide cover is in the form of funnel structure.

[0015] Further, the outer shell and the inner cylinder are connected in a rotating manner, and the lower part of the outer wall of the outer shell is provided with a first gear transmission structure, and the first gear transmission structure is in transmission connection with the inner cylinder.

[0016] Further, the axis of the end shell, the axis of the inner cylinder and the axis of the outer shell are on the same straight line, and the end shell is in the form of a funnel structure, and the inside of the end shell is in communication with the inside of the inner cylinder.

[0017] Further, the axis of the pressure shell, the axis of the expansion ring and the axis of the end shell are on the same straight line, and the two sides of the expansion ring are in clamping connection with the inner wall of the pressure shell.

[0018] Further, the expansion ring, the pressure shell and the control air pump constitute an expansion structure.

[0019] Further, the axis of the joint, the axis of the rotating cylinder and the axis of the joint are on the same straight line, and the outer wall of the joint is provided with a second gear transmission structure, and the second gear transmission structure is in transmission connection with the rotating cylinder.

[0020] Further, the inner wall of the rotating cylinder is provided with a spiral flange structure.

[0021] Further, the air cylinder and the first cutter constitute a telescopic structure, and one side of the first cutter is close to the end of the joint, and the end of the first cutter is provided with a V-shaped slot.

[0022] Further, the bottom of the bale opener shell is provided with an absorption box close to one end of the second cutter, and the bottom of the absorption box is in communication with one end of the connecting pipe; the other end of the connecting pipe is in communication with the storage box, and the storage box is installed at the bottom of the bale opener shell, and the bottom of the storage box is provided with a filter fan.

[0023] The present application has obvious advantages and beneficial effects compared with the prior art, specifically, from the above technical solution, it can be known that:

[0024] 1. In the application, the bale breaker shell, the hook and the second cutter are arranged, the inside of the bale breaker shell is provided with two third conveying devices rotating in the same direction, the minimum distance between the two third conveying devices is fixed, after a single bundle of rice rods is put into the two third conveying devices from one end, the rice rods will be transported under the clamping of the two third conveying devices, since the bundle rope for limiting the rice rods is annularly wrapped outside the rice rods, the second cutter provided with barbs will hook and cut the annular bundle rope during the transportation, then the two ends of the bundle rope will be blocked by the hooks on both sides to stop following the rice rods for continuous transportation, then the suction box keeps a negative pressure state under the action of the filtering fan, the cut bundle rope will be sucked into the suction box after falling, and finally temporarily stored in the impurity storage box, compared with the traditional manual bale breaking process, the bale breaking efficiency, that is, the conveying efficiency is improved.

[0025] 2. In the application, the feeding bin, the second conveying device and the guide cover are arranged, the inside of the feeding bin is provided with two conveying rollers, the cross section of each conveying roller is in the plum blossom structure, the two conveying rollers are in parallel and close distribution, and the two conveying rollers keep synchronous relative direction rotation, the rice rods in mutual contact are clamped and contacted through the grooves between the two conveying rollers, and are intermittently put into the inner shell, then the conveying direction of the rice rods is changed through the second conveying device, and the feeding speed can be controlled by controlling the rotating speed of the conveying roller.

[0026] 3. In the application, the inner cylinder, the push plate, the end shell, the pressure shell, the expansion ring and the rotating drum are arranged, the inside of the inner cylinder is provided with the push plate extending into the end shell, the inner cylinder is driven to slowly rotate as a whole through the second gear transmission structure, since the rice rods are sequentially put into the inside of the inner cylinder in small amounts, and the inclined inner cylinder cooperates with the funnel-shaped end shell, so that the lower ends of the rice rods are concentrated together, while the upper ends of the rice rods are dispersed to the four directions, in the initial stage, the expansion ring is expanded to clamp the lower ends of the rice rods by controlling the air pump to inflate the pressure shell, a certain friction force is given to the lower ends of the rice rods, then the rear ends of the rice rods are gradually rotated and twisted together in a spiral shape under the action of the rotating inner cylinder and the push plate, when the lower ends of the rice rods are tightened, the expansion ring is released, and at the same time the rotating drum is started, the tightened rice rods are slowly pushed out through the spiral flange structure in the rotating drum, at the same time, the subsequent entering rice rods continue to be woven with the front end of the rice rods and slowly pushed out from the joint end, since the rice rods are woven together with high density and the pushing out speed is constant, the cutting length of the rice rods can be effectively controlled by controlling the speed of the single reciprocating second cutter, and compared with the crushing device of the wheel type cutter, the dust pollution is greatly reduced, and the overall practicality is improved.

[0027] In order to more clearly illustrate the structural features and effects of the application, the application will be described in detail below in combination with the drawings and specific examples. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1is a perspective view of the chassis of the present application;

[0029] Figure 2 is another perspective view of the present application; Figure 1

[0030] Figure 3 is another perspective view of the present application; Figure 2

[0031] Figure 4 is a cross-sectional view of the present application in the A-A direction; Figure 3

[0032] Figure 5 is a cross-sectional view of the present application in the B-B direction; Figure 3

[0033] Figure 6 is a perspective view of the housing of the present application;

[0034] Figure 7 is another perspective view of the present application; Figure 6

[0035] Figure 8 is another perspective view of the present application; Figure 7

[0036] Figure 9 is a perspective view of the inner cylinder of the present application;

[0037] Figure 10 is another perspective view of the present application; Figure 9

[0038] Figure 11 is another perspective view of the present application; Figure 10

[0039] Figure 12 is an enlarged view of C in the present application; Figure 1

[0040] Figure 13 is a perspective view of the hopper housing of the present application;

[0041] Figure 14 is another perspective view of the present application; Figure 13

[0042] Figure 15 is another perspective view of the present application; Figure 14

[0043] Figure 16 is another perspective view of the present application; Figure 15

[0044] Figure 17 is a perspective view of the present application​​​​​​​​​​​​Figure 16 middle D-D direction cross-sectional view;

[0045] Figure 18 is an enlarged view of E in the present application Figure 17

[0046] The reference signs are as follows:

[0047] 1, chassis, 2 - the first conveying device, 3 - bottom shell, 4 - middle shell, 5 - feed bin, 6 - conveying roller, 7 - belt drive structure, 8 - inner shell, 9 - second conveying device, 10 - baffle brush, 11 - guide cover, 12 - outer shell, 13 - inner cylinder, 14 - push plate, 15 - first gear transmission structure, 16 - end shell, 17 - pressure shell, 18 - expansion ring, 19 - control air pump, 20 - joint, 21 - rotating drum, 22 - second gear transmission structure, 23 - support, 24 - air cylinder, 25 - first cutter, 26 - bale opener outer shell, 27 - third conveying device, 28 - baffle, 29 - hook, 30 - fixator, 31 - second cutter, 32 - spring plate, 33 - absorption box, 34 - connecting pipe, 35 - miscellaneous storage box, 36 - filter fan. DETAILED DESCRIPTION

[0048] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The technical solutions in the embodiments of the present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0049] In order to enable persons skilled in the art to better understand the present application, the technical solutions in the embodiments of the present application will be described in detail below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by persons skilled in the art without creative labor should belong to the scope of protection of the present application.

[0050] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 13 , Figure 17 and Figure 18 ​As shown, including the chassis 1, support 23 and bale housing 26, the inside of the chassis 1 is mounted with the first conveying device 2, and the top of the chassis 1 is mounted with the bottom shell 3, while the top of the bottom shell 3 is mounted with the middle shell 4; the top of the middle shell 4 is mounted with the feed bin 5, and the bottom of the feed bin 5 is communicated with the top of the inner shell 8, while the inner shell 8 is mounted inside the middle shell 4; the inside lower end of the feed bin 5 is mounted with the conveying roller 6, and the conveying roller 6 is symmetrically installed with two; the inside lower end of the inner shell 8 is mounted with the second conveying device 9, and one end of the inner shell 8 is provided with the guide cover 11, while the guide cover 11 is mounted at one end of the middle shell 4; one end below the guide cover 11 is provided with the outer shell 12, and the outer shell 12 is mounted at the top of one end of the chassis 1, while the outer shell 12 away from the guide cover 11 is mounted with the end shell 16; the inside of the outer shell 12 is mounted with the inner cylinder 13, and the inner wall of the inner cylinder 13 is mounted with the paddle 14; the paddle 14 is angularly distributed with a plurality of about the axis of the inner cylinder 13, and the end of each paddle 14 extends to the inside of the end shell 16; the end of the end shell 16 is mounted with the pressure shell 17, and the inside of the pressure shell 17 is mounted with the expansion ring 18; the outer wall of the end shell 16 is mounted with the control air pump 19, and the control air pump 19 is communicated with the inside of the pressure shell 17; the end of the pressure shell 17 is mounted with the connector 20, and the inside of the connector 20 is mounted with the rotating cylinder 21; the top of the support 23 is mounted with the air cylinder 24, and the extension end of the air cylinder 24 is connected with the first cutter 25; the inside of the bale housing 26 is symmetrically installed with two third conveying devices 27 at both ends, and the inside of the bale housing 26 is mounted with the baffle 28 at one end, while the two baffles 28 are symmetrically distributed; one hook 29 is mounted on each of the baffles 28; the upper side of the end of the bale housing 26 close to the baffle 28 is mounted with the fixator 30, and the bottom of the fixator 30 is mounted with the second cutter 31; the inside of the fixator 30 is mounted with the spring plate 32, and one end of the spring plate 32 is clamped and connected with the top end of the second cutter 31, while the second cutter 31 and the spring plate 32 constitute a rebound structure.

[0051] Specifically, during processing, the bale housing 26 cooperates with the third conveying device 27 to convey the bundled rice straw, and the second cutter 31 cuts the bundle rope wrapping the rice straw during the conveying process. The spring plate 32 allows the second cutter 31 to adjust the angle within a certain range, avoiding the influence on the stability of conveying due to the inability to cut off the harder rice straw.

[0052] As a further illustration of the present embodiment, the end of the second cutter 31 is in a barb structure, facilitating the hooking of the passing bundle rope.

[0053] Please refer to Figure 1 , Figure 2 , Figure 3 andFigure 12 As shown in the drawings, in this embodiment, the side wall of the middle shell 4 is provided with a belt transmission structure 7, and the belt transmission structure 7 is in transmission connection with the two conveying rollers 6.

[0054] Specifically, the vertical section of the conveying roller 6 is in a plum blossom shape.

[0055] As a further description of this embodiment, the two conveying rollers 6 are driven by the belt transmission structure 7 to rotate in opposite directions synchronously.

[0056] As shown in the drawings, Figure 1 , Figure 2 and Figure 3 , in this embodiment, the middle shell 4 and the inner shell 8 are both in an open structure at one end close to the guide cover 11, and the inner shell 8 is provided with two brush guards 10 on both sides in a symmetrical manner, the guide cover 11 is in an inclined manner, and the guide cover 11 is in a funnel shape.

[0057] Specifically, the rice stalks are conveyed into the guide cover 11 through the open structure of the side wall of the middle shell 4 and the inner shell 8.

[0058] As a further description of this embodiment, the guide cover 11 in an inclined manner guides the horizontally delivered rice stalks into the inner cylinder 13 in an inclined manner.

[0059] As shown in the drawings, Figure 6 , Figure 7 , Figure 8 , Figure 9 , Figure 10 and Figure 11 , in this embodiment, the outer shell 12 is in transmission connection with the inner cylinder 13, and the outer shell 12 is provided with a first gear transmission structure 15 at the lower part of the outer wall, and the first gear transmission structure 15 is in transmission connection with the inner cylinder 13.

[0060] Specifically, the inner cylinder 13 is driven to rotate in the outer shell 12 by the first gear transmission structure 15.

[0061] As a further description of this embodiment, the inner cylinder 13 drives the inner paddle 14 to rotate synchronously.

[0062] As shown in the drawings, Figure 6 , Figure 7 , Figure 8 , Figure 9 , Figure 10 and Figure 11 , in this embodiment, the axis of the end shell 16, the axis of the inner cylinder 13 and the axis of the outer shell 12 are on the same straight line, the end shell 16 is in a funnel shape, and the inner part of the end shell 16 is in communication with the inner part of the inner cylinder 13.

[0063] Specifically, the rice straw entering the inner cylinder 13 will be transported into the end shell 16.

[0064] As a further illustration of the embodiment, the inner cylinder 13 and the end shell 16 are arranged obliquely, which can guide the lower ends of the entering rice straw to be concentrated together, while the upper ends of the rice straw remain to be dispersed in all directions.

[0065] As shown in Figure 9 , Figure 10 and Figure 11 , in the embodiment, the axis of the pressure shell 17, the axis of the expansion ring 18 and the axis of the end shell 16 are on the same straight line, and the two sides of the expansion ring 18 are connected with the inner wall of the pressure shell 17; the expansion ring 18, the pressure shell 17 and the control air pump 19 form an expansion structure.

[0066] Specifically, the inside of the pressure shell 17 is provided with an annular cavity, and the air pressure in the annular cavity is controlled by the control air pump 19.

[0067] As a further illustration of the embodiment, the expansion ring 18 is made of rubber material, which can be stretched under the action of the internal air pressure, and a plurality of strip-shaped protrusions with the same spacing are arranged on the outer wall of the expansion ring 18, which can facilitate to improve the friction.

[0068] As shown in Figure 9 , Figure 10 and Figure 11 , in the embodiment, the axis of the joint 20, the axis of the rotating cylinder 21 and the axis of the joint 20 are on the same straight line, and the second gear transmission structure 22 is installed on the outer wall of the joint 20, and the second gear transmission structure 22 is in transmission connection with the rotating cylinder 21; the inner wall of the rotating cylinder 21 is provided with a spiral flange structure.

[0069] Specifically, the rotating cylinder 21 is driven to rotate in the inside of the joint 20 by the second gear transmission structure 22.

[0070] As a further illustration of the embodiment, when the rotating cylinder 21 rotates, it can give the passing rice straw an outward pushing force in cooperation with the spiral flange structure, which can assist the rice straw to be slowly pushed outwards.

[0071] As shown in Figure 6 , Figure 7 and Figure 8 , in the embodiment, the air cylinder 24 and the first cutter 25 form a telescopic structure, and one side of the first cutter 25 is tightly attached to the end of the joint 20, and the end of the first cutter 25 is provided with a “V”-shaped slot.

[0072] Specifically, the first cutter 25 is driven by the cylinder 24 to perform reciprocating motion.

[0073] As a further illustration of the embodiment, the rice stalks are cut by the first cutter 25.

[0074] Please refer to Figure 14 , Figure 15 and Figure 16 , in the embodiment, the bottom of the bale opener shell 26 is provided with an absorbing box 33 near one end of the second cutter 31, and the bottom of the absorbing box 33 is connected with one end of a connecting pipe 34; the other end of the connecting pipe 34 is connected with a storage box 35, and the storage box 35 is installed on the bottom of the bale opener shell 26, and the bottom of the storage box 35 is provided with a filtering fan 36.

[0075] Specifically, the top of the absorbing box 33 is provided with an opening structure, and the filtering fan 36 is matched during processing, so that the inside of the absorbing box 33 is kept in a negative pressure state.

[0076] As a further illustration of the embodiment, the broken bale rope is absorbed by the absorbing box 33.

[0077] The working principle of the application is as follows: in use, first, the external power supply is turned on, and the two third conveying devices 27 are started, the baled rice stalks are put into the bale opener shell 26, the rice stalks are clamped and started to be conveyed by the two third conveying devices 27, in the conveying process, the bale rope wrapping the rice stalks is cut by the second cutter 31, then the two hooks 29 are used to hook the two ends of the bale rope to help the bale rope to be separated from the rice stalks, then the filtering fan 36 is started to keep the inside of the absorbing box 33 and the storage box 35 in a negative pressure state, when the bale rope falls, the bale rope is absorbed by the absorbing box 33 into the inside of the storage box 35 through the connecting pipe 34 for temporary storage.

[0078] Subsequently, the scattered rice straw is horizontally sent into the feeding bin 5, the belt driving structure 7 is started to drive the two conveying rollers 6 to rotate synchronously, the rice straw in the feeding bin 5 is intermittently sent into the inner shell 8, then the second conveying device 9 is started to send the rice straw into the guide cover 11, then the rice straw is sent into the inner cylinder 13 and the end shell 16 through the guide cover 11, at this time, the first gear driving structure 15 is started to drive the inner cylinder 13 to rotate synchronously and slowly with the poking plate 14, then the control air pump 19 is started to pressurize the pressure shell 17, so that the expanding ring 18 is expanded and clamps the lower end of the passing rice straw, the friction force received by the lower end of the rice straw is increased, then the rotating poking plate 14 drives the upper end of the rice straw to begin to gradually twist together in a spiral shape, then the second gear driving structure 22 is started to drive the rotating cylinder 21 to begin to rotate slowly, which assists to push the twisted rice straw to slowly move outward, then the air cylinder 24 is started to push the first cutter 25 to cut the passing rice straw, and the cut rice straw will naturally fall on the first conveying device 2, the first conveying device 2 is started to continue to convey the cut rice straw.

[0079] The above is only the preferred embodiment of the present application, and does not limit the technical scope of the present application, so any slight modification, equivalent change and modification made according to the technical essence of the present application to the above embodiment are still within the technical scope of the present application.

Claims

1. A biomass crushing and classification integrated device, characterized by: The invention comprises a base frame, a bracket and a bulk bag shell, wherein a first conveying device is installed inside the base frame, and a bottom shell is installed at one end of the top of the base frame, and a middle shell is installed on the top of the bottom shell; a feed bin is installed on the top of the middle shell, and the bottom of the feed bin is connected to the top of the inner shell, and the inner shell is installed inside the middle shell; a conveying roller is installed at the lower end of the inner part of the feed bin, and two conveying rollers are installed in a symmetrical manner; a second conveying device is installed at the lower end of the inner shell, and a guide cover is provided at one end of the inner shell, and the guide cover is installed at one end of the middle shell; An outer shell is provided below one end of the guide cover and is mounted on the top end of the base frame. An end shell is mounted on the end of the outer shell away from the guide cover. An inner cylinder is mounted inside the outer shell, and a shift plate is mounted on the inner wall of the inner cylinder. A plurality of shift plates are provided at equal angles with respect to the axis of the inner cylinder, and the distal end of each shift plate extends into the interior of the end shell. The end of the end shell is installed with a pressure shell, and an expansion ring is installed inside the pressure shell; a control air pump is installed on the outer wall of the end shell, and the control air pump is connected to the inside of the pressure shell; a joint is installed at the end of the pressure shell, and a rotating drum is installed inside the joint; A cylinder is installed on the top of the bracket, and the extended end of the cylinder is connected to the first cutter; Two third conveying devices are symmetrically installed at both ends of the inner shell of the bag spreader, and a baffle is installed at one end of the inner shell of the bag spreader, and the two baffles are symmetrically distributed; each of the baffles is installed with a hook; A holder is installed on the upper side of one end of the bulk bag container housing close to the baffle, and a second cutter is installed at the bottom of the holder; a spring plate is installed inside the holder, and one end of the spring plate is engaged with the top end of the second cutter, and the second cutter and the spring plate form a rebound structure; The outer shell and the inner cylinder are connected in a rotational manner, and a first gear transmission structure is installed on the lower part of the outer wall of the outer shell, and the first gear transmission structure is in transmission connection with the inner cylinder; The axis of the joint, the axis of the drum and the axis of the joint are all on the same straight line, and a second gear transmission structure is installed on the outer wall of the joint, and the second gear transmission structure is transmission-connected to the drum; a spiral flange structure is provided on the inner wall of the drum; The cylinder and the first cutter form a telescopic structure, and at the same time one side of the first cutter is in close contact with the end of the joint, and at the same time the end of the first cutter is provided with a "V"-shaped groove; An absorption box is installed at one end of the bottom of the bag spreader shell near the second cutter, and the bottom of the absorption box is connected to one end of the connecting pipe; the other end of the connecting pipe is connected to the storage box, and the storage box is installed at the bottom of the bag spreader shell, and a filter fan is installed at the bottom of the storage box.

2. The integrated biomass crushing and classification device according to claim 1, characterized in that: A belt transmission structure is installed on one side outer wall of the middle shell, and the belt transmission structure is simultaneously connected to the two conveying rollers; The upper part of the feed bin is a closed structure.

3. The integrated biomass crushing and classification device according to claim 1, characterized in that: The middle shell and the inner shell are both open at one end close to the guide cover, and two brushes are symmetrically installed on both sides of the inner shell; the guide cover is tilted and has a funnel-shaped structure.

4. The integrated biomass crushing and classification device according to claim 1, characterized in that: The axis center lines of the end shell, the inner cylinder and the outer cylinder are all on the same straight line, and the end shell is in a funnel-shaped structure. At the same time, the interior of the end shell is connected with the interior of the inner cylinder.

5. The integrated biomass crushing and classification device according to claim 1, characterized in that: The axis of the pressure shell, the axis of the expansion ring and the axis of the end shell are all on the same straight line, and both sides of the expansion ring are engaged with the inner wall of the pressure shell; The expansion ring, the pressure shell and the control air pump form an expansion structure.

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