A straw crushing and peeling machine with dust-proof function

Abstract

The utility model discloses a straw pulverizing and peeling machine with a dust-proof function, comprising a box cover plate, which is arranged above the pulverizing box, a reduction motor is arranged above the box cover plate, a pulverizing paddle is arranged inside the pulverizing box, and a feeding hopper is arranged on one side of the reduction motor; a discharge port, which is arranged at the lower end of the pulverizing box, and a discharge valve is arranged inside the discharge port; a dust filter box, which is arranged at one side of the pulverizing box, an exhaust fan is arranged on one side of the dust filter box, the dust filter box is connected to the exhaust fan, a filter screen cover is arranged above the exhaust fan, and a connecting pipe is arranged between the filter screen cover and the exhaust fan; the pulverizing and peeling machine is provided with an exhaust dust removal mechanism on the outside, which extracts and removes dust generated when the straw is pulverized, reduces the amount of dust when the pulverized straw is discharged, and the discharged straw fragments are transported in a closed manner, which greatly improves the dust-proof effect of the pulverizing and peeling machine.

Description

Technical Field

[0001] The utility model relates to the technical field of straw crushing, in particular to a straw crushing and peeling machine with a dustproof function. Background Art

[0002] Straw is the general term for the stems and leaves of mature crops, usually wheat straw, corn straw, sorghum straw, rice straw, bean straw and other crops left after harvesting seeds. Straw contains more than half of the products of crop photosynthesis and is rich in nitrogen, phosphorus, potassium, calcium, magnesium and organic matter. It is mainly produced in the four provinces and regions in northeast China. It has a wide range of uses. It can be used as feed, industrial raw materials, field organic fertilizer, and can also be made into various handicrafts. In the vast rural areas, straw is more importantly an indispensable fuel for farmers' lives.

[0003] The Chinese patent publication number is CN209134872U, and the authorization announcement date is July 23, 2019. A straw crushing and peeling machine includes a box body, a motor is fixedly arranged on the bottom wall of the inner cavity of the box body, a main shaft is fixedly connected to the motor, a main cutting disc is arranged on the main shaft, the driving gear is movably engaged in the chain, the two inner ends of the chain are symmetrically engaged with passive gears, and the transmission wheel 2 is connected to the auxiliary cutting disc through the connecting rod 2; the end of the motor away from the main shaft is fixedly connected with an extension rod, the driving bevel gear 2 is connected with an incomplete gear through a connecting block, the incomplete gear is movably engaged with the sawtooth on the operating rod, and the end of the operating rod close to the box body is fixed with a collision block. The utility model provides a straw crushing and peeling machine, the built-in main cutting disc and auxiliary cutting disc can cut and crush the straw from two directions at the same time, effectively improve the crushing efficiency, and have low energy consumption. During the cutting process, the collision block will automatically and intermittently hit the bottom of the box body to prevent the discharge hole from being blocked.

[0004] The dust prevention effect of the existing pulverizing and peeling machine is not good, the dust generated during the pulverizing process cannot be effectively removed, and the pulverized straw will be mixed with a large amount of dust when discharged, polluting the surrounding environment and being harmful to the health of the operators, reducing the use effect of the pulverizing and peeling machine and failing to meet the use requirements. Utility Model Content

[0005] The purpose of the utility model is to provide a straw crushing and peeling machine with a dust-proof function to solve the problem that the dust-proof effect of the existing crushing and peeling machine is not good, the dust generated during the crushing process cannot be effectively removed, and the crushed straw will be mixed with a large amount of dust when discharged, which pollutes the surrounding environment and is harmful to the health of the operator, reduces the use effect of the crushing and peeling machine, and cannot meet the use requirements.

[0006] To achieve the above purpose, the utility model provides the following technical solution: a straw crushing and peeling machine with dust-proof function, including a crushing box, and also including:

[0007] A box cover plate, which is arranged above the crushing box, and the box cover plate is connected to the crushing box by screws, a reduction motor is arranged above the box cover plate, and the reduction motor is connected to the box cover plate by screws, a crushing paddle is arranged inside the crushing box, and one end of the crushing paddle is connected to the output end of the reduction motor, a feeding hopper is arranged on one side of the reduction motor, and the feeding hopper is connected to the box cover plate as a whole;

[0008] A discharge port is arranged at the lower end of the crushing box, and the bottom of the crushing box is arranged obliquely, a discharge valve is arranged inside the discharge port, and the discharge valve is fixedly connected to the crushing box;

[0009] A dust filter box is arranged on one side of the crushing box, an exhaust fan is arranged on one side of the dust filter box, and the dust filter box, the exhaust fan and the crushing box are fixedly connected, the dust filter box and the exhaust fan are connected in communication, a filter screen cover is arranged above the exhaust fan, and the filter screen cover and the crushing box are connected as a whole, a connecting pipe is arranged between the filter screen cover and the exhaust fan, and both ends of the connecting pipe are respectively connected to the exhaust fan and the filter screen cover as a whole.

[0010] Preferably, a movable plate is provided inside the upper end of the feeding hopper, two movable plates are provided, and the two movable plates are inclined inside the feeding hopper, elastic hinges are provided between the two movable plates and the feeding hopper, and the movable plates and the feeding hopper are rotatably connected through the elastic hinges, and rubber strips are provided on the outside of the two movable plates, and the rubber strips are connected to the movable plates as a whole.

[0011] Preferably, a metal mesh plate is provided inside the discharge port, and the metal mesh plate is fixedly connected to the crushing box, and the metal mesh plate is arranged above the discharge valve.

[0012] Preferably, support legs are provided below the crushing box, four support legs are provided, and the support legs are connected to the crushing box by screws, the four support legs are provided at the four corners of the crushing box, shock-absorbing plates are provided below the four support legs, and the shock-absorbing plates are fixedly connected to the support legs.

[0013] Preferably, a drop pipe is provided below the discharge port, and one end of the drop pipe is fixedly connected to the crushing box, a delivery pipe is provided below the drop pipe, and the delivery pipe is inclined, the delivery pipe and the drop pipe are connected as a whole, a blower is provided below the crushing box, and the blower is fixedly connected to the supporting legs, the blower is connected to one end of the drop pipe, a corrugated hose is provided at the other end of the drop pipe, and the corrugated hose is plugged into the drop pipe.

[0014] Preferably, a vibration motor is provided below the crushing box, and the vibration motor is connected to the crushing box by screws, and the vibration motor is provided on one side of the drop pipe.

[0015] Preferably, a transparent window is provided on one side of the crushing box, and the transparent window and the crushing box are integrated.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. The utility model device is provided with a dust filter box, an exhaust fan and a filter screen cover. The exhaust fan extracts the dust in the crushing box through the filter screen cover, and then injects the dust into the dust filter box along the connecting pipe to collect the dust, thereby realizing the dust prevention function;

[0018] 2. The utility model device is provided with a feeding hopper, a movable plate, a rubber strip and an elastic hinge. The feeding hopper adds the straw into the crushing box, the elastic hinge rotatably connects the movable plate with the feeding hopper, and after the straw is added, the movable plate blocks the upper end of the feeding hopper. The rubber strip ensures the sealing of the connection between the movable plate and the feeding hopper, preventing the broken materials from splashing out of the feeding hopper when the straw is crushed, thereby further improving the dust prevention effect;

[0019] 3. The utility model device is provided with a metal mesh plate, a vibration motor, a feed pipe, a drop pipe, a blower and a corrugated hose. The metal mesh plate screens the discharged straw fragments and crushes the incompletely crushed straw again to improve the straw crushing effect. The drop pipe guides the straw fragments into the feed pipe. The blower extracts and pressurizes air and injects it into the feed pipe. The air is used to push the straw fragments in the feed pipe, and the straw fragments are transported along the feed pipe. The straw fragments are then transferred and collected through the corrugated hose. The vibration motor drives the straw fragments around the discharge port to shake, which accelerates the screening of the straw fragments and prevents the straw fragments from blocking the discharge port and affecting the discharge. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 It is a top view of the charging hopper of the utility model;

[0022] Figure 3 It is a cross-sectional view of the utility model;

[0023] Figure 4 For the utility model Figure 3 A partial enlarged view of area A.

[0024] In the figure: 1. crushing box; 2. box cover; 3. feeding hopper; 4. movable plate; 5. reduction motor; 6. transparent window; 7. dust filter box; 8. exhaust fan; 9. filter screen; 10. connecting pipe; 11. supporting leg; 12. shock absorbing plate; 13. feeding pipe; 14. feeding pipe; 15. blower; 16. corrugated hose; 17. rubber strip; 18. elastic hinge; 19. crushing paddle; 20. vibration motor; 21. discharge port; 22. discharge valve; 23. metal mesh. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0026] See also Figure 1-4 The utility model provides an embodiment: a straw crushing and peeling machine with dust-proof function, including a crushing box 1, and also including:

[0027] A box cover plate 2 is arranged above the crushing box 1, and the box cover plate 2 is connected to the crushing box 1 by screws. A reduction motor 5 is arranged above the box cover plate 2, and the reduction motor 5 is connected to the box cover plate 2 by screws. A crushing paddle 19 is arranged inside the crushing box 1, and one end of the crushing paddle 19 is connected to the output end of the reduction motor 5. A feeding hopper 3 is arranged on one side of the reduction motor 5, and the feeding hopper 3 is connected to the box cover plate 2 as a whole;

[0028] A discharge port 21 is provided at the lower end of the crushing box 1, and the bottom of the crushing box 1 is inclined. A discharge valve 22 is provided inside the discharge port 21, and the discharge valve 22 is fixedly connected to the crushing box 1;

[0029] A dust filter box 7 is arranged on one side of the crushing box 1, an exhaust fan 8 is arranged on one side of the dust filter box 7, and the dust filter box 7 and the exhaust fan 8 are fixedly connected to the crushing box 1, the dust filter box 7 and the exhaust fan 8 are connected, a filter screen cover 9 is arranged above the exhaust fan 8, and the filter screen cover 9 is connected to the crushing box 1 as a whole, a connecting pipe 10 is arranged between the filter screen cover 9 and the exhaust fan 8, and the two ends of the connecting pipe 10 are respectively connected to the exhaust fan 8 and the filter screen cover 9 as a whole.

[0030] During use: add straw from the feeding hopper 3 to the crushing box 1, turn on the reduction motor 5 to drive the crushing paddle 19 to rotate at high speed, the high-speed rotating crushing paddle 19 contacts the straw and crushes the straw, turn on the exhaust fan 8 when crushing the straw to extract the dust in the crushing box 1 through the filter cover 9, and then inject the dust into the dust filter box 7 along the connecting pipe 10 to collect the dust, thereby realizing the dust prevention function, and open the discharge valve 22 after the straw is crushed to discharge the straw crushed material from the discharge port 21.

[0031] See also Figure 1 , Figure 2 and Figure 3 A movable plate 4 is arranged inside the upper end of the feeding hopper 3, and two movable plates 4 are arranged, and the two movable plates 4 are inclinedly arranged inside the feeding hopper 3. Elastic hinges 18 are arranged between the two movable plates 4 and the feeding hopper 3, and the movable plates 4 and the feeding hopper 3 are rotatably connected through the elastic hinges 18. Rubber strips 17 are arranged on the outside of the two movable plates 4, and the rubber strips 17 are connected to the movable plates 4 as a whole. The movable plates 4 are rotatably connected to the feeding hopper 3 through the elastic hinges 18. After the straw feeding is completed, the movable plates 4 block the upper end of the feeding hopper 3 to prevent the broken materials from splashing out of the feeding hopper 3 when the straw is crushed, thereby further improving the dust prevention effect.

[0032] See also Figure 3 and Figure 4 A metal mesh plate 23 is provided inside the discharge port 21, and the metal mesh plate 23 is fixedly connected to the crushing box 1. The metal mesh plate 23 is arranged above the discharge valve 22. The discharged straw fragments are screened by the metal mesh plate 23, and the incompletely crushed straw is crushed again to improve the straw crushing effect.

[0033] See also Figure 1 A supporting leg 11 is arranged below the crushing box 1. There are four supporting legs 11, and the supporting legs 11 are connected to the crushing box 1 by screws. The four supporting legs 11 are arranged at the four corners of the crushing box 1. A shock-absorbing plate 12 is arranged below the four supporting legs 11, and the shock-absorbing plate 12 is fixedly connected to the supporting legs 11. The crushing and peeling machine is supported by the supporting legs 11 and the shock-absorbing plate 12, and can play a shock-absorbing role, thereby improving the operating stability of the crushing and peeling machine.

[0034] See also Figure 1 and Figure 3 A drop pipe 14 is provided below the discharge port 21, and one end of the drop pipe 14 is fixedly connected to the crushing box 1, a conveying pipe 13 is provided below the drop pipe 14, and the conveying pipe 13 is inclined, and the conveying pipe 13 and the drop pipe 14 are connected as a whole, a blower 15 is provided below the crushing box 1, and the blower 15 is fixedly connected to the supporting leg 11, the blower 15 is connected to one end of the drop pipe 14, and a corrugated hose 16 is provided at the other end of the drop pipe 14, and the corrugated hose 16 is plugged into the drop pipe 14, the straw fragments are introduced into the conveying pipe 13 through the drop pipe 14, the blower 15 extracts and pressurizes air and injects it into the conveying pipe 13, and uses the air to push the straw fragments in the conveying pipe 13, and the straw fragments are transported along the conveying pipe 13, and then the straw fragments are transferred and collected through the corrugated hose 16.

[0035] See also Figure 3A vibration motor 20 is provided below the crushing box 1, and the vibration motor 20 is connected to the crushing box 1 by screws. The vibration motor 20 is provided on one side of the drop pipe 14. The vibration motor 20 drives the straw fragments around the discharge port 21 to shake, thereby accelerating the screening of the straw fragments and preventing the straw fragments from blocking the discharge port 21 and affecting the discharge.

[0036] See also Figure 1 A transparent window 6 is provided on one side of the crushing box 1 , and the transparent window 6 is integrated with the crushing box 1 , and the condition inside the crushing box 1 can be observed from the outside through the transparent window 6 .

[0037] Working principle: add the straw from the feeding hopper 3 to the crushing box 1, turn on the reduction motor 5 to drive the crushing paddle 19 to rotate at high speed, the high-speed rotating crushing paddle 19 contacts the straw and crushes the straw, the elastic hinge 18 rotatably connects the movable plate 4 with the feeding hopper 3, and after the straw feeding is completed, the movable plate 4 blocks the upper end of the feeding hopper 3 to prevent the crushed materials from splashing out of the feeding hopper 3 when the straw is crushed; when crushing the straw, turn on the exhaust fan 8 to extract the dust in the crushing box 1 through the filter cover 9, and then inject it into the dust filter box 7 along the connecting pipe 10 to collect the dust, thereby realizing the dust prevention function. After the straw is crushed, open the discharge valve 22 to remove the straw crushed materials from the crushing box 1. The discharge port 21 falls into the drop pipe 14, and the drop pipe 14 guides the straw fragments into the conveying pipe 13. The blower 15 extracts and pressurizes air and injects it into the conveying pipe 13, and uses the air to push the straw fragments in the conveying pipe 13, and the straw fragments are transported along the conveying pipe 13, and then the straw fragments are transferred and collected through the corrugated hose 16; the metal mesh plate 23 screens the discharged straw fragments, and crushes the incompletely crushed straw again to improve the straw crushing effect. The vibration motor 20 drives the straw fragments around the discharge port 21 to shake, which speeds up the screening of the straw fragments and prevents the straw fragments from blocking the discharge port 21 and affecting the discharge.

[0038] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A straw pulverizing and peeling machine with dust-proof function, comprising a pulverizing box (1), characterized in that: Also includes: A box cover (2) is arranged above the crushing box (1), and the box cover (2) is connected to the crushing box (1) by screws; a reduction motor (5) is arranged above the box cover (2), and the reduction motor (5) is connected to the box cover (2) by screws; a crushing paddle (19) is arranged inside the crushing box (1), and one end of the crushing paddle (19) is connected to the output end of the reduction motor (5); a feeding hopper (3) is arranged on one side of the reduction motor (5), and the feeding hopper (3) is connected to the box cover (2) as a whole; A discharge port (21) is arranged at the lower end of the pulverizing box (1), and the bottom of the pulverizing box (1) is arranged at an angle, a discharge valve (22) is arranged inside the discharge port (21), and the discharge valve (22) is fixedly connected to the pulverizing box (1); A dust filter box (7) is arranged on one side of the crushing box (1); an exhaust fan (8) is arranged on one side of the dust filter box (7); the dust filter box (7) and the exhaust fan (8) are fixedly connected to the crushing box (1); the dust filter box (7) and the exhaust fan (8) are connected to each other; a filter screen cover (9) is arranged above the exhaust fan (8); the filter screen cover (9) and the crushing box (1) are connected as a whole; a connecting pipe (10) is arranged between the filter screen cover (9) and the exhaust fan (8); and the two ends of the connecting pipe (10) are respectively connected to the exhaust fan (8) and the filter screen cover (9) as a whole.

2. The straw pulverizing and peeling machine with dust-proof function according to claim 1, characterized in that: A movable plate (4) is arranged inside the upper end of the feeding hopper (3), two movable plates (4) are arranged, and the two movable plates (4) are arranged obliquely inside the feeding hopper (3), elastic hinges (18) are arranged between the two movable plates (4) and the feeding hopper (3), and the movable plates (4) and the feeding hopper (3) are rotatably connected via the elastic hinges (18), and rubber strips (17) are arranged outside the two movable plates (4), and the rubber strips (17) are connected to the movable plates (4) as a whole.

3. The straw pulverizing and peeling machine with dust-proof function according to claim 1, characterized in that: A metal mesh plate (23) is arranged inside the discharge port (21), and the metal mesh plate (23) is fixedly connected to the crushing box (1), and the metal mesh plate (23) is arranged above the discharge valve (22).

4. The straw pulverizing and peeling machine with dust-proof function according to claim 1, characterized in that: A support leg (11) is provided below the crushing box (1), four support legs (11) are provided, and the support legs (11) are connected to the crushing box (1) via screws, the four support legs (11) are provided at the four corners of the crushing box (1), and a shock absorbing plate (12) is provided below each of the four support legs (11), and the shock absorbing plate (12) is fixedly connected to the support leg (11).

5. The straw pulverizing and peeling machine with dust-proof function according to claim 1, characterized in that: A material drop pipe (14) is arranged below the discharge port (21), and one end of the material drop pipe (14) is fixedly connected to the crushing box (1); a material delivery pipe (13) is arranged below the material drop pipe (14), and the material delivery pipe (13) is arranged obliquely; the material delivery pipe (13) and the material drop pipe (14) are connected as a whole; a blower (15) is arranged below the crushing box (1), and the blower (15) is fixedly connected to the support leg (11); the blower (15) is connected to one end of the material drop pipe (14); a corrugated hose (16) is arranged at the other end of the material drop pipe (14), and the corrugated hose (16) is plugged into the material drop pipe (14).

6. The straw pulverizing and peeling machine with dust-proof function according to claim 1, characterized in that: A vibration motor (20) is arranged below the crushing box (1), and the vibration motor (20) is connected to the crushing box (1) via screws. The vibration motor (20) is arranged on one side of the drop tube (14).

7. The straw pulverizing and peeling machine with dust-proof function according to claim 1, characterized in that: A transparent window (6) is provided on one side of the pulverizing box (1), and the transparent window (6) and the pulverizing box (1) are integrally formed.

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