Crusher for biomass particle processing

Abstract

The utility model relates to a crusher for biomass particle processing, which belongs to the technical field of biomass particle processing and comprises a crushing bin, a base, two crushing rollers, a feeding hopper and a discharging barrel. A base is fixedly installed at the bottom of the crushing bin, two crushing rollers which are symmetrically distributed left and right are rotationally connected into the crushing bin, a driving motor is arranged on the surface of the crushing bin, an output shaft of the driving motor and the crushing rollers are fixedly installed, and the top of the crushing bin communicates with a feeding hopper. And the bottom of the crushing bin communicates with a discharging barrel. According to the crusher for biomass particle processing, feeding is conducted through the arranged feeding hopper, materials are crushed through the crushing roller, meanwhile, crushed particles are screened through the arranged screening and conveying mechanism, large particles enter the crusher again to be crushed again, the particle size uniformity is guaranteed, and meanwhile the crushing efficiency is improved. And a dust suction and falling assembly is arranged in a matched mode, dust impurities in the particles are treated, environmental protection is achieved, and the quality of the processed particles is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of biomass particle processing, in particular to a biomass particle processing crusher. BACKGROUND

[0002] Biomass particle crushing refers to the process of crushing biomass raw materials (such as wood, crop residues, plant waste, etc.) into smaller particles through mechanical or physical methods.

[0003] The biomass particle crusher generally directs the raw materials into the feeding after the crushing processing, and directly crushes the raw materials through the crushing mechanism, so that the crushed raw materials are prone to uneven particle size, and the impurities mixed in the particles cannot be treated and mixed with the particles, thereby affecting the quality of the crushed particles after processing, and being not conducive to further processing in the later period. Therefore, the utility model designs a biomass particle crusher for processing that ensures particle uniformity and cleans impurities and dust to solve this prior art defect. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of the prior art, the utility model provides a biomass particle crusher for processing, which has the advantages of ensuring particle uniformity and cleaning impurities and dust.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a biomass particle crusher for processing, comprising a crushing chamber, a base, two crushing rollers, a feeding hopper and a discharge cylinder;

[0006] The bottom of the crushing chamber is fixedly installed with a base, the inside of the crushing chamber is rotatably connected with two crushing rollers that are symmetrically distributed left and right, the surface of the crushing chamber is provided with a drive motor that is fixedly installed with the output shaft and the crushing rollers, the top of the crushing chamber is communicated with a feeding hopper, and the bottom of the crushing chamber is communicated with a discharge cylinder;

[0007] The crushing chamber is provided with a screening and conveying mechanism for screening and conveying the crushed particles again;

[0008] The screening and conveying mechanism processes dust during the screening and conveying process;

[0009] A dust collection and reduction assembly is arranged between the crushing chamber, the feeding hopper and the discharge cylinder.

[0010] As a preferred technical scheme of the utility model, the screening and conveying mechanism comprises a screening structure and a conveying structure;

[0011] The screen structure comprises a mounting frame fixedly mounted in the crushing chamber and equal in length and width to the inner wall of the crushing chamber, a screen mesh sealingly attached to the bottom opening of the mounting frame, a loading groove formed in the front surface of the mounting frame, a plurality of conveying rollers horizontally and equidistantly distributed, penetrating through the mounting frame and located in the loading groove, rotatably connected between the front and rear side walls of the inner cavity of the mounting frame, a toothed disc fixedly mounted at the front surface shaft center of the conveying roller, a transmission chain meshed between the outer portions of the toothed discs, and a motor fixedly mounted at the front surface of the leftmost toothed disc and connected with the mounting frame.

[0012] A material blocking plate is fixedly mounted at the left side wall of the inner cavity of the crushing chamber and in contact with the upper surface of the leftmost conveying roller.

[0013] As a preferred technical scheme of the present application, the gap between the conveying rollers, the gap between the conveying roller and the mounting frame, and the length of the material blocking plate are equal to the aperture of the screen mesh, the mounting frame is inclined upward by 30 degrees from left to right, and the material blocking plate is inclined downward by 30 degrees from left to right.

[0014] As a preferred technical scheme of the present application, the conveying structure comprises a spiral conveying cylinder fixedly mounted at the left side of the crushing chamber, a feeding hole formed between the spiral conveying cylinder and the crushing chamber and communicating with each other, and a discharging cylinder communicating between the top of the feeding hopper and the top of the spiral conveying cylinder.

[0015] The discharging cylinder is inclined upward by 30 degrees from left to right, and the feeding hole is inclined downward by 30 degrees from left to right.

[0016] As a preferred technical scheme of the present application, the dust collection and reduction assembly comprises a ring-shaped tube fixedly mounted in the feeding hopper, a dust collection box fixedly mounted at the left side of the crushing chamber, and a discharging plate communicating between the left and right side walls of the inner cavity of the discharging cylinder.

[0017] The top of the discharging plate is provided with a plurality of equidistantly distributed perforations, a cover is inserted into the opening at the top of the dust collection box, a first connecting pipe is in communication between the cover and the ring-shaped tube, a second connecting pipe is in communication between the cover and the discharging cylinder, a dust collector is communicated with the left side of the dust collection box, the dust suction port of the dust collector is in communication with the dust collection box, a dustproof net is fixedly mounted on the inner wall of the dust collection box to cover the dust suction port of the dust collector, and a plurality of equidistantly distributed suction heads are in communication with the inner side of the ring-shaped tube.

[0018] As a preferred technical scheme of the present application, the width of the discharging plate is equal to the distance between the front and rear side walls of the inner cavity of the discharging cylinder, and the discharging plates on the left and right sides are alternately distributed upward and downward and are downwardly inclined.

[0019] Compared with the prior art, the technical scheme of the present application has the following beneficial effects:

[0020] The biomass particle processing crusher, through the feeding of the feeding hopper, the crushing roller crushes the material, and the screening and conveying mechanism screens the crushed particles, so that the large particles are crushed again, ensuring the uniformity of the particle size, and cooperating with the dust suction and dust removal assembly to realize the treatment of dust and impurities in the particles, environmental protection and improvement of the quality of the processed particles. BRIEF DESCRIPTION OF DRAWINGS

[0021] Fig. 1 It is a perspective view of the utility model;

[0022] Fig. 2 It is a sectional view of the utility model;

[0023] Fig. 3 It is a partial perspective view of the utility model;

[0024] Fig. 4 It is an enlarged view of A of the utility model.

[0025] In the figure: 1, crushing bin; 2, base; 3, crushing roller; 4, feeding hopper; 5, discharge cylinder; 6, mounting frame; 7, loading groove; 8, conveying roller; 9, toothed disc; 10, motor; 11, transmission chain; 12, screening net; 13, material baffle; 14, spiral conveying cylinder; 15, feed hole; 16, discharging cylinder; 17, annular tube; 18, suction head; 19, discharging plate; 20, perforation; 21, dust collection box; 22, connecting pipe two; 23, dust collector; 24, dust screen; 25, cover; 26, connecting pipe one. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] Please refer to Figs. 1 to 4 The biomass particle processing crusher in the embodiment comprises a crushing bin 1, a base 2, two crushing rollers 3, a feeding hopper 4 and a discharge cylinder 5.

[0028] The front surface of the crushing bin 1 is provided with a control cabinet for overall equipment system control and power supply.

[0029] The bottom of the crushing chamber 1 is fixedly installed with a base 2, the inside of the crushing chamber 1 is rotatably connected with two or so symmetrically distributed crushing rollers 3, the surface of the crushing chamber 1 is provided with a drive motor fixedly installed with the crushing rollers 3 at the output shaft, the top of the crushing chamber 1 is communicated with a feeding hopper 4, and the bottom of the crushing chamber 1 is communicated with a discharging cylinder 5.

[0030] In the embodiment, the crushing chamber 1 is provided with a screening and conveying mechanism for screening and conveying the crushed particles again.

[0031] The screening and conveying mechanism processes dust in the screening and conveying process.

[0032] It should be noted that the screening and conveying mechanism comprises a screening structure and a conveying structure.

[0033] The screening structure comprises an installation frame 6 fixedly installed in the crushing chamber 1 and having the same length and width as the inner cavity wall of the crushing chamber 1, a screening net 12 sealingly attached to the opening at the bottom of the installation frame 6, a loading groove 7 formed in the front surface of the installation frame 6, a plurality of conveying rollers 8 rotatably connected between the front and rear side walls of the inner cavity of the installation frame 6, the conveying rollers 8 being transversely and equidistantly distributed through the installation frame 6 and located in the loading groove 7, a toothed disc 9 fixedly installed at the front surface of the leftmost conveying roller 8, a transmission chain 11 engaged between the outside of the toothed discs 9, and a motor 10 fixedly connected with the installation frame 6 and fixedly installed at the front surface of the leftmost toothed disc 9.

[0034] A material blocking plate 13 is fixedly installed on the left side wall of the inner cavity of the crushing chamber 1 and in contact with the upper surface of the leftmost conveying roller 8.

[0035] The material blocking plate 13 is arranged to prevent the material from falling into the left bottom corner of the inner cavity of the crushing chamber 1 and being unable to be discharged.

[0036] The conveying structure comprises a spiral conveying cylinder 14 fixedly installed on the left side of the crushing chamber 1, a feeding hole 15 formed between the spiral conveying cylinder 14 and the crushing chamber 1 and communicated therebetween, and a material falling cylinder 16 communicated between the feeding hopper 4 and the top of the spiral conveying cylinder 14.

[0037] The spiral conveying cylinder 14 comprises a conveying cylinder communicated with the material falling cylinder 16, a conveying motor fixedly installed at the bottom of the conveying cylinder, and a spiral conveying roller rotatably connected with the top wall of the inner cavity of the conveying cylinder and fixedly installed at the output shaft of the conveying motor.

[0038] The conveying motor drives the spiral conveying roller to rotate, so that the large particle material entering the conveying cylinder from the feeding hole 15 is conveyed to the material falling cylinder 16 for discharging.

[0039] The material falling cylinder 16 is inclined upward by thirty degrees from left to right to facilitate discharging, and the feeding hole 15 is inclined downward by thirty degrees from left to right to facilitate the particles conveyed by the conveying roller 8 to pass through the feeding hole 15 for small material.

[0040] The gap between the conveying rollers 8, the gap between the conveying rollers 8 and the mounting frame 6 is equal to the aperture of the screening net 12, the mounting frame 6 is inclined by thirty degrees from left to right upward, the length of the material blocking plate 13 is equal to the width of the mounting frame 6, and the material blocking plate 13 is inclined by thirty degrees from left to right downward.

[0041] The dust collection and removal assembly is arranged between the crushing chamber 1, the feeding hopper 4 and the discharging cylinder 5 in the embodiment.

[0042] The dust collection and removal assembly collects and processes the impurity dust in the feeding and discharging particles.

[0043] It should be noted that the dust collection and removal assembly comprises a ring-shaped pipe 17 fixedly installed in the interior of the feeding hopper 4, a dust collection box 21 fixedly installed on the left side of the crushing chamber 1 and a material falling plate 19 communicated with the left and right side walls in the interior of the discharging cylinder 5.

[0044] The top of the material falling plate 19 is provided with a plurality of perforations 20 distributed at equal distances, the top opening of the dust collection box 21 is inserted with a cover 25, the cover 25 is communicated with the ring-shaped pipe 17 through a connecting pipe 26, the cover 25 is communicated with the discharging cylinder 5 through a connecting pipe 22, the left side of the dust collection box 21 is communicated with a dust collector 23, the dust suction port of the dust collector 23 is communicated with the dust collection box 21, the inner wall of the dust collection box 21 is fixedly installed with a dustproof net 24 for covering the dust suction port of the dust collector 23, and the inner side of the ring-shaped pipe 17 is communicated with a plurality of suction heads 18 distributed at equal distances.

[0045] The dust collector 23 is an existing device.

[0046] The dustproof net 24 is arranged to avoid the impurity dust from entering the dust collector 23 to damage the dust collector 23.

[0047] The width of the material falling plate 19 is equal to the distance between the front and rear side walls of the interior of the discharging cylinder 5, and the material falling plates 19 on the left and right sides are alternately distributed upward and downward and are arranged downwardly inclined.

[0048] The working principle of the above embodiment is as follows:

[0049] The raw materials are fed through the feeding hopper 4, the driving motor drives the crushing rollers 3 to rotate to crush the entering raw materials, the crushed particles fall onto the conveying rollers 8, so that the large particle raw materials stay on the conveying rollers 8, the motor 10 drives the gear disc 9 and the conveying rollers 8 to rotate, the gear disc 9 is engaged with the transmission chain 11 to drive the plurality of conveying rollers 8 to rotate synchronously to convey the large particle raw materials to the feeding hole 15 and into the spiral conveying cylinder 14, the spiral conveying function of the spiral conveying cylinder 14 conveys the large particle raw materials to the discharging cylinder 16 to re-enter the feeding hopper 4 for further crushing, and the dust and impurities attached to the large particle raw materials are rolled and dropped synchronously during the rolling conveying process.

[0050] In addition, the small particles of raw materials fall through the gap of the conveying roller 8 to the screening net 12, and then fall into the discharge cylinder 5, and the discharging plate 19 is matched with the stepped distribution, so that the small particles of raw materials roll down in a stepped manner to shake off the attached impurities and dust, thereby ensuring the uniformity and cleanliness of the broken raw material particles.

[0051] In addition, in the process of repeatedly discharging and crushing the large particles and discharging the small particles, the dust collector 23 is started to work to suck dust, and the dust collector 23, the dust collection box 21, the dustproof net 24, the connecting pipe one 26, the annular pipe 17, the suction head 18, the discharge cylinder 5, the connecting pipe two 22, the discharging plate 19 and the perforated hole 20 are connected with each other, so that the suction head 18 sucks the impurities and dust when the material in the feeding hopper 4 is fed, and the discharging plate 19 sucks the impurities and dust when the material in the discharging cylinder 16 is discharged, and the perforated hole 20 sucks the impurities and dust in the discharged small particles of raw materials into the dust collection box 21 for storage, thereby ensuring the environmental protection effect of crushing and the quality of the particles, and facilitating further processing in the later stage.

[0052] The electrical components appearing in the text are electrically connected with the main controller and the power supply. The main controller can be a conventional known device such as a computer for control, and the existing disclosed power connection technology is not described herein.

Claims

1. A biomass particle processing crusher, comprising a crushing chamber (1), a base (2), two crushing rollers (3), a feeding hopper (4) and a discharge cylinder (5); The bottom of the crushing chamber (1) is fixedly installed with the base (2), the inside of the crushing chamber (1) is rotatably connected with two crushing rollers (3) which are distributed symmetrically, the surface of the crushing chamber (1) is provided with a drive motor which is fixedly installed with the crushing roller (3) at the output shaft, the top of the crushing chamber (1) is communicated with the feeding hopper (4), and the bottom of the crushing chamber (1) is communicated with the discharge cylinder (5); characterized in that A screening and conveying mechanism for screening and conveying the crushed particles again is arranged on the crushing chamber (1); The screening and conveying mechanism treats dust during the screening and conveying process; A dust collection and reduction assembly is arranged between the crushing chamber (1), the feeding hopper (4) and the discharge cylinder (5); The dust collection and reduction assembly collects and treats impurities and dust in the feeding and discharging particles.

2. A biomass particle processing crusher according to claim 1, characterized in that: The screening and conveying mechanism comprises a screening structure and a conveying structure; The screening structure comprises an installation frame (6) which is fixedly installed in the crushing chamber (1) and has the same length and width as the inner cavity wall of the crushing chamber (1), a screening mesh (12) which is tightly sealed at the bottom opening of the installation frame (6), a loading groove (7) which is formed in the front surface of the installation frame (6), a plurality of conveying rollers (8) which are rotatably connected between the front and rear side walls of the inner cavity of the installation frame (6) and are distributed transversely and equidistantly, penetrate through the installation frame (6) and are located in the loading groove (7), a gear disc (9) which is fixedly installed at the front surface shaft center of the conveying roller (8), a transmission chain (11) which is engaged between the outer portions of the gear disc (9), and a motor (10) which is fixedly connected with the installation frame (6) and is fixedly installed at the front surface of the leftmost gear disc (9); A material blocking plate (13) is fixedly installed on the left side wall of the inner cavity of the crushing chamber (1) and is in contact with the upper surface of the leftmost conveying roller (8).

3. A biomass particle processing crusher as claimed in claim 2, wherein: The gap between the conveying rollers (8) and the gap between the conveying roller (8) and the installation frame (6) are equal to the aperture of the screening mesh (12), the installation frame (6) is inclined downward by thirty degrees from left to right, the length of the material blocking plate (13) is equal to the width of the installation frame (6), and the material blocking plate (13) is inclined upward by thirty degrees from left to right.

4. A biomass particle processing crusher as claimed in claim 3, wherein: The conveying structure comprises a spiral conveying cylinder (14) which is fixedly installed on the left side of the crushing chamber (1), a feeding hole (15) which is formed between the spiral conveying cylinder (14) and the crushing chamber (1) and is in communication with each other, and a discharging cylinder (16) which is in communication between the top of the feeding hopper (4) and the spiral conveying cylinder (14); The discharging cylinder (16) is inclined upward by thirty degrees from left to right, and the feeding hole (15) is inclined downward by thirty degrees from left to right.

5. The biomass particle processing crusher according to claim 1, characterized in that: The dust collection and reduction assembly comprises a ring-shaped pipe (17) which is fixedly installed in the inner portion of the feeding hopper (4), a dust collection box (21) which is fixedly installed on the left side of the crushing chamber (1), and a discharging plate (19) which is in communication between the left and right side walls of the inner cavity of the discharge cylinder (5). The top of the blanking plate (19) is provided with a plurality of equidistantly distributed perforations (20), the top of the dust collecting box (21) is provided with a cover (25), the cover (25) and the annular pipe (17) are communicated through a connecting pipe (26), the cover (25) and the discharging cylinder (5) are communicated through a connecting pipe (22), the left side of the dust collecting box (21) is communicated with a dust collector (23), the dust collecting port of the dust collector (23) is communicated with the dust collecting box (21), the inner wall of the dust collecting box (21) is provided with a dustproof net (24) for covering the dust collecting port of the dust collector (23), and the inner side of the annular pipe (17) is communicated with a plurality of equidistantly distributed suction heads (18).

6. A biomass particle processing crusher as claimed in claim 5, wherein: The width of the blanking plate (19) is equal to the distance between the front and rear walls of the inner cavity of the discharging cylinder (5), and the blanking plates (19) on the left and right sides are alternately distributed upward and downward.

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