Crushing device with vibration screening function

Abstract

The utility model discloses a crushing device with a vibration screening function, which relates to the technical field of crushing equipment and comprises a crushing box, a conveying cylinder, a support shaft, a cutting blade, a cutterhead, a vibration screening mechanism and a conveying auger. The cutting blades and the cutter heads are matched to cut and crush biomass raw materials in a full-covering manner, and the multiple groups of cutting blades and cutter heads which are distributed up and down are matched, so that the biomass raw materials need to sequentially penetrate through a cutting space for multiple times and then fall down, and the biomass raw materials can be effectively prevented from directly falling and screening without being cut; the cutting and crushing treatment effect on the biomass raw materials can be effectively ensured; and the conveying auger in the conveying cylinder rotates to drive the biomass raw materials to be spirally conveyed upwards, the biomass raw materials are fed into the crushing box again from the feeding opening to be cut and crushed, and the crushing treatment effect on the biomass raw materials can be effectively guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of pulverization equipment technical field, specifically to a kind of pulverization device with vibrating screening function. BACKGROUND

[0002] Biomass particles are formed by cold-state densification of biomass straw, forestry waste and other raw materials after being crushed using a compression roller and a ring mold at room temperature. Before forming and processing, the biomass raw materials need to be crushed in advance.

[0003] The patent (CN219836579U) discloses a biomass particle crushing device, which includes a base and a box. The base is fixedly connected to the box through a support. An adjusting mechanism is arranged inside the box. A crushing roller is rotatably connected to the inside of the box through a bearing. A screening mechanism is arranged inside the box. A feed hopper is fixedly connected to the top of the box. A through hole is arranged inside the box. Through the cooperation between the first motor, screw rod, threaded cylinder, crushing plate, slide rod and first sleeve, the first motor drives the screw rod to rotate, the screw rod drives the threaded cylinder to move, the threaded cylinder drives the crushing plate to move, and the distance between the crushing plate and the crushing roller changes. The distance between the crushing roller and the crushing plate can be adjusted, which facilitates the crushing of biomass particles to the desired size according to actual use requirements.

[0004] Although the biomass particle crushing device in the above-mentioned patent document can perform vibration screening on biomass raw materials, it crushes biomass raw materials through a crushing roller and a crushing plate. Biomass raw materials can directly fall from the outside of the crushing roller or the crushing plate without being crushed, which is not ideal. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide a pulverization device with vibrating screening function to solve the problems raised in the background art.

[0006] To solve the above technical problems, the utility model provides the following technical scheme: a pulverization device with vibrating screening function, which includes a crushing box and a conveying cylinder. The conveying cylinder is arranged on one side of the outer wall of the crushing box. A support shaft is vertically arranged inside the crushing box. A plurality of sets of cutting blades are arranged on the outer wall of the support shaft. A cutterhead matched with the cutting blades is arranged on the inner wall of the crushing box. A vibrating screening mechanism is arranged below the support shaft inside the crushing box. A material conveying opening and a material feeding opening are arranged between the crushing box and the conveying cylinder. A rotatingly connected conveying auger is arranged inside the conveying cylinder. The distance between adjacent two sets of cutting blades gradually decreases from top to bottom.

[0007] Further, the top of the crushing box is provided with a servo motor, the output shaft of the servo motor is fixedly connected with the top of the supporting shaft, and the outer wall of the supporting shaft is drivingly connected with the connecting shaft of the conveying auger through a transmission belt assembly above the crushing box.

[0008] Further, the top of the crushing box is provided with a servo motor, the output shaft of the servo motor is fixedly connected with the top of the supporting shaft, and the outer wall of the supporting shaft is drivingly connected with the connecting shaft of the conveying auger through a transmission belt assembly above the crushing box.

[0009] Further, the vibrating screening mechanism comprises a screen, a driving shaft and a plurality of supporting discs, the driving shaft is rotatably arranged below the screen, the supporting discs are sleeved on the outer wall of the driving shaft, the supporting discs and the driving shaft are eccentrically arranged, and one end of the screen away from the conveying cylinder is rotatably connected with one side of the inner wall of the crushing box.

[0010] Further, the feeding port is arranged above the conveying port, and the limiting plate is arranged on the inner wall of the crushing box in an inclined manner.

[0011] Further, the feeding port is arranged above the conveying port, and the limiting plate is arranged on the inner wall of the crushing box in an inclined manner.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1、The utility model discloses a biomass material crushing device, which comprises a crushing box, a conveying cylinder, a supporting shaft, cutting blades, a cutter head, a vibrating screening mechanism and a conveying auger.

[0014] 2. The utility model discloses, design the interval of adjacent two groups cutting blade gradually reduces from top to bottom, make cutting blade and cutter head cooperation cutting space present the form of wide upper narrow lower, guarantee that the biomass raw material can enter the cutting space of upper position with the state of big size, then gradually move down after cutting, the crushing particle size of biomass raw material also gradually reduces, further improve the cutting crushing effect of biomass raw material. BRIEF DESCRIPTION OF DRAWINGS

[0015] The accompanying drawings are included to provide a further understanding of the present utility model, and constitute a part of the specification, and are used together with the embodiments of the present utility model to explain the present utility model, and do not constitute the limitation to the present utility model. In the drawings:

[0016] Figure 1 It is the structure schematic diagram of the whole of the utility model;

[0017] Figure 2 It is the main view cross section of the whole of the utility model;

[0018] Figure 3 It is the structure schematic diagram of support axle and cutting blade of the utility model;

[0019] Figure 4 The structure schematic diagram of cutting blade of the utility model;

[0020] Figure 5 The structure schematic diagram of another state of cutting blade of the utility model;

[0021] Figure 6 The structure schematic diagram of cutter head of the utility model;

[0022] In the drawing: 1, crushing box;101, servo motor;102, feed inlet;103, discharge port;2, conveying cylinder;201, sealing plug;3, support axle;301, transmission belt assembly;4, cutting blade;5, cutter head;6, vibrating screening mechanism;601, screen;602, drive shaft;603, support disc;7, feed inlet;701, limit plate;8, feeding port;9, conveying auger. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the present utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the present utility model, and obviously, the described embodiments are only part of the embodiments of the present utility model, not all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the scope of protection of the present utility model.

[0024] Please refer to Figures 1-6The utility model provides technical scheme: a kind of comminuting device with vibrating screening function, including comminuting box 1 and conveying cylinder 2, the conveying cylinder 2 is located in the outer wall one side of comminuting box 1, the vertical rotation of being equipped with support shaft 3 in comminuting box 1, the outer wall of support shaft 3 is equipped with several groups cutting blade 4, the inner wall of comminuting box 1 is equipped with cutterhead 5 matched with cutting blade 4, the vibration screening mechanism 6 of being equipped with in comminuting box 1 inside support shaft 3 below, the between comminuting box 1 and conveying cylinder 2 is equipped with material delivery port 7 and feeding port 8, the inside of conveying cylinder 2 is equipped with the conveying auger 9 of rotation connection, the interval of adjacent two groups cutting blade 4 is sequentially reduced from top to bottom;The vibration screening mechanism 6 includes screen 601, drive shaft 602 and several support disc 603, the rotation of being equipped with drive shaft 602 below screen 601, the outer wall of drive shaft 602 is sleeved in support disc 603, support disc 603 and drive shaft 602 are eccentrically arranged, the one end of screen 601 away from conveying cylinder 2 is rotationally connected with the inner wall one side of comminuting box 1;Feeding port 8 is located above material delivery port 7, the inclined limit plate 701 of being equipped with in material delivery port 7 in the inner wall of comminuting box 1, the limit plate 701 is equipped below screen 601;Feeding port 8 is inclinedly equipped with guide plate in the inner wall of comminuting box 1, the cutterhead 5 of being located in the highest place of the inner wall of comminuting box 1 is equipped below guide plate.

[0025] In one embodiment, the top of the comminuting box 1 is provided with a servo motor 101, the output shaft of the servo motor 101 is fixedly connected with the top of the support shaft 3, the outer wall of the support shaft 3 is drivingly connected with the connecting shaft of the conveying auger 9 through a transmission belt assembly 301 above the comminuting box 1, the servo motor 101 drives the support shaft 3 to rotate, the support shaft 3 drives the cutting blade 4 to rotate, the cutting blade 4 and the cutterhead 5 cooperate to cut and crush the biomass raw material, and the support shaft 3 rotates to drive the conveying auger 9 to rotate through the transmission belt assembly 301, the conveying auger 9 rotates in the conveying cylinder 2 to drive the biomass raw material in the conveying cylinder 2 to be conveyed upward.

[0026] In one embodiment, the top of the comminuting box 1 is provided with a plurality of feed ports 102, the inner side of the feed port 102 is matched with a sealing cover connected movably, the bottom of the comminuting box 1 is provided with a discharge port 103, the outer wall of the conveying cylinder 2 is provided with a discharge port on the side away from the comminuting box 1, the inner side of the discharge port is matched with a sealing plug 201 connected movably, the biomass raw material is sent into the comminuting box 1 through the feed port 102 for crushing, the biomass raw material crushed and screened is discharged from the discharge port 103, the discharge port of the conveying cylinder 2 is sealed by the sealing plug 201, and after the equipment is stopped, the biomass raw material at the bottom of the conveying cylinder 2 can be discharged through the discharge port by opening the sealing plug 201.

[0027] The working principle of the utility model is as follows:

[0028] With reference to the description attached Figures 1-6 The utility model discloses a cutting blade 4 and cutterhead 5 cooperation can carry out full coverage cutting and crushing processing to the biomass raw material, and the upper and lower distribution of multiple groups of cutting blade 4 and cutterhead 5 cooperation makes the biomass raw material need to pass through multiple cutting spaces in turn after falling down, can effectively avoid that the biomass raw material falls directly after cutting and sieving, can effectively guarantee the cutting and crushing processing effect to the biomass raw material.

[0029] After the biomass raw material after crushing is handled and is vibrated and sieved by vibrating sieving mechanism 6, the biomass raw material that passes through vibrating sieving mechanism 6 carries out normal discharge processing, and the biomass raw material that does not pass through vibrating sieving mechanism 6 enters the inside of conveying cylinder 2 through feed port 7, and the conveying auger 9 in conveying cylinder 2 rotates and drives the biomass raw material to carry out upward spiral conveying, and the biomass raw material is sent into the inside of crushing box 1 again from feed port 8 and carries out cutting and crushing processing, which can effectively guarantee the crushing processing effect to the biomass raw material.

[0030] The interval of the adjacent two groups of cutting blade 4 is reduced from top to bottom, so that the cutting space of cutting blade 4 and cutterhead 5 cooperation presents the form of wide at top and narrow at bottom, guarantees that the biomass raw material can enter the cutting space at top in the state of large size, then moves downward gradually after cutting, and the crushing particle size of the biomass raw material is also gradually reduced, further improves the cutting and crushing effect to the biomass raw material.

[0031] After the biomass raw material is cut and crushed, falls on vibrating sieving mechanism 6, carries out rotary motion to driving shaft 602, driving shaft 602 drives support disc 603 to carry out rotary motion, and support disc 603 supports screen 601, with the rotary motion of support disc 603, screen 601 carries out swing work, and then realizes the vibrating and sieving processing effect to the biomass raw material.

[0032] In the process that screen 601 sieves the biomass raw material, the large particle biomass raw material slides from the top of screen 601 to feed port 7 and enters the inside of conveying cylinder 2, and limiting plate 701 limits and blocks screen 601, and guide plate guides the biomass raw material at feed port 8 and guarantees that the biomass raw material is normally conveyed to the cutting and crushing space of crushing box 1 and carries out cutting and crushing processing.

[0033] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application have been described in detail, for the skilled in the art, it still can be modified, or for the equivalent replacement of part of the technical features of the technical solutions recorded in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included within the scope of the present application.

Claims

1. A pulverizing device having a vibrating screening function, comprising a pulverizing box (1) and a delivery cylinder (2), characterized in that: The conveying cylinder (2) is arranged on one side of the outer wall of the crushing box (1), the crushing box (1) is vertically rotatably provided with a supporting shaft (3) inside, the outer wall of the supporting shaft (3) is provided with a plurality of groups of cutting blades (4), the inner wall of the crushing box (1) is provided with a cutter head (5) matched with the cutting blades (4), the inside of the crushing box (1) is provided with a vibrating screening mechanism (6) below the supporting shaft (3), the conveying cylinder (2) is provided with a feeding port (7) and a feeding port (8) between the crushing box (1) and the conveying cylinder (2), the conveying cylinder (2) is provided with a rotatingly connected conveying auger (9) inside, and the spacing between two adjacent groups of the cutting blades (4) gradually decreases from top to bottom.

2. The pulverizing device having a vibrating screening function according to claim 1, characterized in that: The top of the crushing box (1) is provided with a servo motor (101), the output shaft of the servo motor (101) is fixedly connected with the top of the supporting shaft (3), and the outer wall of the supporting shaft (3) is drivingly connected with the connecting shaft of the conveying auger (9) through a transmission belt assembly (301) above the crushing box (1).

3. The pulverizing device having a vibrating screening function according to claim 1, characterized in that: The top of the crushing box (1) is provided with a plurality of feeding ports (102), the inner side of the feeding port (102) is matched with a sealing cover connected movably, the bottom of the crushing box (1) is provided with a discharging port (103), and the outer wall of the conveying cylinder (2) is provided with a discharging port on the side away from the crushing box (1) and the bottom.

4. The pulverizing device having a vibration screening function according to claim 1, characterized in that: The vibrating screening mechanism (6) comprises a screen (601), a driving shaft (602) and a plurality of support discs (603), the driving shaft (602) is rotatably arranged below the screen (601), the support disc (603) is sleeved on the outer wall of the driving shaft (602), the support disc (603) and the driving shaft (602) are eccentrically arranged, and one end of the screen (601) away from the conveying cylinder (2) is rotatably connected with one side of the inner wall of the crushing box (1).

5. The pulverizing device having a vibrating screening function according to claim 4, characterized in that: The feeding port (8) is arranged above the feeding port (7), the feeding port (7) is provided with a limiting plate (701) on the inner wall of the crushing box (1) and inclinedly arranged, and the limiting plate (701) is arranged below the screen (601).

6. The pulverizing device having a vibrating screening function according to claim 5, characterized in that: The feeding port (8) is provided with a guide plate on the inner wall of the crushing box (1) and inclinedly arranged, and the cutter head (5) located at the highest position of the inner wall of the crushing box (1) is arranged below the guide plate.

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