CN216600872U

CN216600872U - Straw waste recycling rubbing crusher for agricultural production

Info

Publication number: CN216600872U
Application number: CN202220213262.6U
Authority: CN
Inventors: 戴爱红; 马嘉伟; 柳丹; 叶正钱
Original assignee: Jinhua Wucheng District Wildlife Protection And Management Station; Zhejiang A&F University ZAFU
Current assignee: Jinhua Wucheng District Wildlife Protection And Management Station; Zhejiang A&F University ZAFU
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2022-05-27
Anticipated expiration: 2032-01-26

Abstract

The utility model discloses a straw waste recovery pulverizer for agricultural production, which comprises a base, a pulverizing mechanism fixed on the base, a conveying mechanism connected to the outer wall of one side of the pulverizing mechanism and a separating mechanism arranged at the bottom of the pulverizing mechanism, wherein the pulverizing mechanism comprises a pulverizing box arranged on the base through a support, a pulverizing motor fixed at the center of the top of the pulverizing box through a bolt, a transmission shaft connected with an output shaft of the pulverizing motor through a coupling and a blade fixed on the outer wall of the transmission shaft through a bolt. According to the straw crushing device, feeding can be achieved through the conveying mechanism, manpower is saved, straw crushing materials can be separated through the apertures of the meshes, and the straw crushing materials are continuously crushed after being separated layer by layer, so that the accumulation of straw fragments is avoided, the finer straw materials fall through the filter plate, the straw materials with larger particles are continuously crushed, the crushing precision is improved, the wind power separation can be performed on the crushed materials, impurities are removed, and the purity of the straw crushing materials is improved.

Description

Straw waste recycling rubbing crusher for agricultural production

Technical Field

The utility model relates to the technical field of straw recycling, in particular to a straw waste recycling and crushing machine for agricultural production.

Background

The utilization of crop straws by farmers in China has a long history, and only because of low agricultural production level, low yield and small quantity of straws in the past, most of the straws are used as fuel and burnt except that a small quantity of straws are used for gaskets and feeding livestock and part of straws are used for composting.

In recent years, in order to reduce the greenhouse effect and protect the environment, the straws are gradually forbidden to burn, so that the utilization of the straws is changed from the original fuel to the direct returning of the straws to the field, but the direct returning of the straws to the field is decomposed, which requires a large amount of time and is difficult to directly utilize in a short time.

With the development of science and technology, the use of the straw is fully developed, the straw is a high-efficiency and long-term light industry, textile and building material raw material, not only can partially replace materials such as bricks and wood, but also can effectively protect cultivated land and forest resources, the heat preservation, decoration and durability of the straw wallboard are superior, and the straw board is taken as a substitute of wood boards and ceramic tiles and is widely applied to the building industry in many developed countries. In addition, the straw processed by the technical method can also be used for manufacturing rayon and artificial cotton, producing furfural, maltose, wine and xylitol, processing fiber boards and the like.

The straw can be classified and utilized after further crushing treatment, a large amount of dust, soil and stones can be left in the existing straw collecting process, and crushed straw powder is mixed with the stones, dust and the like and is not beneficial to collection and use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a straw waste recycling pulverizer for agricultural production.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a straw waste recycling pulverizer for agricultural production comprises a base, a pulverizing mechanism fixed on the base, a conveying mechanism connected to the outer wall of one side of the pulverizing mechanism and a separating mechanism arranged at the bottom of the pulverizing mechanism, wherein the pulverizing mechanism comprises a pulverizing box arranged on the base through a support, a pulverizing motor fixed at the central position of the top of the pulverizing box through a bolt, a transmission shaft connected with an output shaft of the pulverizing motor through a coupling and a blade fixed on the outer wall of the transmission shaft through a bolt;

separating mechanism includes the separator box, sets up in the feed opening at separator box top, sets up in the ash hole of the separator box other end, and open the bottom of separator box has both sides mounting groove, and has welded first blown down tank and second blown down tank in two mounting grooves in proper order, and first blown down tank is located under the feed opening, it has the air inlet to open on the one side inner wall of ash hole is kept away from to the separator box, installs the separation fan on the inner wall of air inlet.

Preferably, the bottom of the crushing box is of a conical structure, and the bottom of the crushing box is provided with a mounting opening matched with the top of the separation box.

Preferably, the distance between the first filter plate and the second filter plate and the distance between the second filter plate and the third filter plate are the same, and the aperture of the mesh of the first filter plate, the aperture of the mesh of the second filter plate and the aperture of the mesh of the third filter plate are reduced in sequence.

Preferably, the conveying mechanism comprises a conveying cylinder, a conveying motor arranged on the outer wall of one end of the conveying cylinder, a conveying shaft in transmission connection with an output shaft of the conveying motor, and a spiral conveying blade sleeved on the outer wall of the conveying shaft, a feed hopper is arranged at the top of the conveying cylinder, and the bottom of the conveying cylinder is connected with the base through a mounting frame.

Preferably, a feed inlet is formed in the outer wall of one side of the crushing box, and the outlet of the conveying cylinder is communicated with the feed inlet.

Preferably, the separating fan comprises a protective screen, a mounting frame fixed on the inner wall of the protective screen, a servo motor fixed on the mounting frame through bolts, and a fixed disc sleeved on an output shaft of the servo motor, and blades distributed equidistantly are fixed on the outer wall of the fixed disc through bolts.

The utility model has the beneficial effects that:

1. the straws are put into the conveying cylinder through the feed hopper, and the conveying motor drives the conveying shaft and the spiral conveying blades to convey the straws into the crushing box, so that manual direct feeding is not needed, and the labor is saved;

2. the first filter plate, the second filter plate and the third filter plate are welded on the inner wall of the crushing box in sequence from top to bottom, the aperture of meshes of the first filter plate, the aperture of meshes of the second filter plate and the aperture of meshes of the third filter plate are reduced in sequence, straw crushed materials can be separated through the apertures of the meshes, and the straw crushed materials are continuously crushed after being separated layer by layer, so that the accumulation of straw fragments is avoided, the more fine straw materials fall through the filter plates, and the straw materials with larger particles are continuously crushed to improve the crushing precision;

3. the separation fan blows the stones, the straw crushed aggregates and the dust falling through the mounting opening, so that the stones, the straw crushed aggregates and the dust are separated, the stones are discharged through the first discharge chute, the straw crushed aggregates are discharged through the second discharge chute, and the dust is discharged through the dust outlet;

4. the rotating speed of the straw can be conveniently controlled through the servo motor, so that wind power can be adjusted according to the dryness and humidity of the straw, and operation is convenient.

Drawings

FIG. 1 is a schematic cross-sectional view of a straw waste recycling pulverizer for agricultural production according to the present invention;

FIG. 2 is a schematic structural view of a separating box of the straw waste recycling pulverizer for agricultural production according to the present invention;

FIG. 3 is a schematic diagram showing the comparative structure of the first filter plate, the second filter plate and the third filter plate of the straw waste recycling pulverizer for agricultural production according to the present invention.

In the figure: the automatic feeding device comprises a base 1, a crushing box 2, a conveying cylinder 3, a conveying motor 4, a conveying shaft 5, a spiral conveying blade 6, a feeding hopper 7, a feeding port 8, a crushing motor 9, a transmission shaft 10, a first filtering plate 11, a second filtering plate 12, a third filtering plate 13, a blade 14, a separating box 15, a separating fan 16, a first discharging groove 17, a second discharging groove 18, a discharging port 19 and an ash discharging port 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Embodiment 1, referring to fig. 1-2, a straw waste recycling pulverizer for agricultural production comprises a base 1, a conveying mechanism, a pulverizing mechanism and a separating mechanism, wherein the conveying mechanism is fixed on one side of the top of the base 1 through a mounting frame, the pulverizing mechanism is fixed on the outer wall of the other side of the top of the base 1 through a support, and the conveying mechanism is connected with the pulverizing mechanism;

the conveying mechanism comprises a conveying cylinder 3, a conveying motor 4 arranged on the outer wall of one end of the conveying cylinder 3, a conveying shaft 5 in transmission connection with an output shaft of the conveying motor 4, and a spiral conveying blade 6 sleeved on the outer wall of the conveying shaft 5, wherein the spiral conveying blade 6 extends into a feed inlet 8 on the outer wall of one side of the crushing box 2, a feed hopper 7 is welded at one side, close to the conveying motor 4, of the top of the conveying cylinder 3, the bottom opening of the feed hopper 7 is communicated with the inside of the conveying cylinder 3, straws are put into the conveying cylinder 3 through the feed hopper 7, the conveying motor 4 drives the conveying shaft 5 and the spiral conveying blade 6 to convey the straws into the crushing box 2, so that manual direct feeding is not needed, and manpower is saved;

the crushing mechanism comprises a crushing box 2 arranged on a base 1 through a bracket, a crushing motor 9 fixed at the center of the top of the crushing box 2 through a bolt, a transmission shaft 10 connected with an output shaft of the crushing motor 9 through a coupler and a blade 14 fixed on the outer wall of the transmission shaft 10 through a bolt, and the length of the blade 14 needs to be adjusted according to the inner diameter of the crushing box 2 at the installation position because the bottom of the crushing box 2 is of a conical structure;

the first filter plate 11, the second filter plate 12 and the third filter plate 13 are sequentially welded on the inner wall of the crushing box 2 from top to bottom, straw fragments are screened through the first filter plate 11, the second filter plate 12 and the third filter plate 13, and are continuously crushed after being separated layer by layer, so that the accumulation of the straw fragments is avoided, and the crushing precision is improved;

the separating mechanism is arranged at the bottom of the crushing mechanism and comprises a separating box 15, a feed opening 19 formed in the top of the separating box 15 and an ash outlet 20 formed in the other end of the separating box 15, two side mounting grooves are formed in the bottom of the separating box 15, a first discharge groove 17 and a second discharge groove 18 are sequentially welded in the two mounting grooves, the first discharge groove 17 is located right below the feed opening 19, an air inlet is formed in the inner wall of one side, away from the ash outlet 20, of the separating box 15, a separating fan 16 is mounted on the inner wall of the air inlet, the bottom of the crushing box 2 is of a conical structure, a mounting opening matched with the top of the separating box 15 is formed in the bottom of the crushing box 2, a feed opening 8 is formed in the outer wall of one side of the crushing box 2, an outlet of a conveying cylinder 3 is communicated with the feed opening 8, and the mass of stones is larger than that of crushed straw powder, the crushed straw powder is larger than that of dust, and stones falling through the mounting opening are blown by the separating fan 16, Crushed straw and dust to the separation of stone, crushed straw and dust, the stone is discharged through first blown down tank 17, and crushed straw is discharged through second blown down tank 18, and the dust is discharged through ash hole 20.

Embodiment 2, referring to fig. 1 and fig. 3, this embodiment is optimized on the basis of embodiment 1, specifically:

the interval between first filter 11 and the second filter 12, the interval between second filter 12 and the third filter 13 is the same, and the aperture of 11 meshes of first filter, the aperture of 12 meshes of second filter and the aperture of 13 meshes of third filter reduce in proper order, can separate straw crushing material through the aperture of mesh, make comparatively meticulous straw material pass through the filter whereabouts, the great straw material of granule continues to be smashed to improve crushing precision.

The separating fan 16 comprises a protective screen, a mounting frame fixed on the inner wall of the protective screen, a servo motor fixed on the mounting frame through bolts and a fixed disk sleeved on an output shaft of the servo motor, fan blades distributed at equal intervals are fixed on the outer wall of the fixed disk through bolts, and the rotating speed of the fan blades can be conveniently controlled through the servo motor, so that wind power can be adjusted according to the dryness and humidity of straws, and the operation is convenient.

The working principle is as follows: during the use, start conveyor motor 4, put into the straw through feeder hopper 7 in the transport cylinder 3, conveyor motor 4 drives carries axle 5, auger delivery blade 6 is defeated into smashing case 2 with the straw, smash motor 9 and drive transmission shaft 10 and blade 14 and smash the straw, the straw crushed aggregates passes first filter 11 and second filter 12 after smashing in proper order, carry out regrinding and cubic crushing in proper order, improve crushing precision, finally in third filter 13 gets into separator box 15, separate crushing material through separating fan 16, thereby make the impurity of smashing in the material of big quality through the 17 ejection of compact of first blown down tank, the straw crushed aggregates is the 18 ejection of compact of second blown down tank, the minimum dust of quality is blown off through ash hole 20, provide the purity of straw crushed aggregates.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A straw waste recycling pulverizer for agricultural production comprises a base (1), a pulverizing mechanism fixed on the base (1), a conveying mechanism connected to the outer wall of one side of the pulverizing mechanism and a separating mechanism arranged at the bottom of the pulverizing mechanism, and is characterized in that the pulverizing mechanism comprises a pulverizing box (2) arranged on the base (1) through a support, a pulverizing motor (9) fixed at the center of the top of the pulverizing box (2) through a bolt, a transmission shaft (10) connected with an output shaft of the pulverizing motor (9) through a coupler and a blade (14) fixed on the outer wall of the transmission shaft (10) through a bolt, wherein a first filter plate (11), a second filter plate (12) and a third filter plate (13) are welded on the inner wall of the pulverizing box (2) from top to bottom in sequence;

separating mechanism includes separator box (15), sets up feed opening (19) at separator box (15) top, sets up ash hole (20) of setting up in the separator box (15) other end, and open the bottom of separator box (15) has both sides mounting groove, and has welded first blown down tank (17) and second blown down tank (18) in two mounting grooves in proper order, and first blown down tank (17) are located under feed opening (19), it has the air inlet to open on one side inner wall of ash hole (20) is kept away from in separator box (15), installs separation fan (16) on the inner wall of air inlet.

2. The straw waste recycling pulverizer for agricultural production according to claim 1, wherein the bottom of the pulverizing box (2) is of a conical structure, and the bottom of the pulverizing box (2) is provided with a mounting opening matched with the top of the separation box (15).

3. The straw waste recycling shredder according to claim 1, wherein the distance between the first filter plate (11) and the second filter plate (12) and the distance between the second filter plate (12) and the third filter plate (13) are the same, and the pore size of the mesh of the first filter plate (11), the pore size of the mesh of the second filter plate (12) and the pore size of the mesh of the third filter plate (13) are reduced in sequence.

4. The straw waste recycling pulverizer for agricultural production according to claim 1, wherein the conveying mechanism comprises a conveying cylinder (3), a conveying motor (4) installed on the outer wall of one end of the conveying cylinder (3), a conveying shaft (5) in transmission connection with an output shaft of the conveying motor (4), and a spiral conveying blade (6) sleeved on the outer wall of the conveying shaft (5), a feed hopper (7) is installed at the top of the conveying cylinder (3), and the bottom of the conveying cylinder (3) is connected with the base (1) through a mounting frame.

5. The straw waste recycling pulverizer for agricultural production according to claim 1, wherein a feed inlet (8) is formed on the outer wall of one side of the pulverizing box (2), and the outlet of the conveying cylinder (3) is communicated with the feed inlet (8).

6. The straw waste recycling pulverizer for agricultural production according to claim 1, wherein the separation fan (16) comprises a protective screen, a mounting rack fixed on the inner wall of the protective screen, a servo motor fixed on the mounting rack through bolts, and a fixed disk sleeved on an output shaft of the servo motor, and blades distributed at equal intervals are fixed on the outer wall of the fixed disk through bolts.