Mushroom culture raw material crushing and screening device

Abstract

The invention discloses a mushroom culture raw material crushing and screening device, and relates to the technical field of crushing and screening devices.The crushing and screening device comprises a first-layer platform and a second-layer platform, the first-layer platform and the second-layer platform are connected through connecting columns in a welded mode, and a crushing bin and a power box are arranged at the upper end of the second-layer platform; a driving motor is arranged on the outer wall of one side of the crushing bin, and the output end of the power box is electrically connected with the power connection end of the driving motor; the crushing knife rollers are arranged in the crushing bin, the number of the crushing knife rollers is two, knife teeth of the two crushing knife rollers are arranged in a staggered mode, and rotating shafts at the two ends of one crushing knife roller are provided with an extending rotating shaft and an external rotating disc in a welded mode correspondingly; the problems that according to an existing smashing and screening device, mushroom culture raw materials are smashed through double smashing mechanisms, but the double smashing mechanisms are also difficult to ensure the smashing granularity of the mushroom raw materials, and due to the fact that too many devices are used for driving the smashing mechanisms, energy consumption of the device is large are solved.

Description

Technical Field

[0001] The invention relates to the technical field of crushing and screening devices, in particular to a crushing and screening device for mushroom culture raw materials. Background Art

[0002] The raw materials for mushroom cultivation mainly include waste from crops and forestry production, including sawdust, wheat straw, cotton straw, corn cobs, mushroom residues and other materials. The raw materials for mushroom cultivation need to be crushed before use, and the crushed raw materials for mushroom cultivation also need to be sieved.

[0003] For example, the announcement number is: CN112138802A (named as a mushroom culture raw material crushing and screening device), which includes a support plate, a support frame is fixedly connected to the left side of the upper surface of the support plate, a first support plate is sleeved on the top of the outer surface of the support frame, a fixing frame is fixedly connected to the middle of the upper surface of the first support plate, a crushing device is fixedly connected to the inner side of the fixing frame, and the crushing device includes a box body, a rotating shaft is inserted into the left side wall of the box body and the front and rear sides of the right side wall, a crushing knife is sleeved on the outer surface of the rotating shaft, an auxiliary blade is fixedly connected to the inner front side wall and the inner rear side wall of the box body, a first gear is fixedly connected to the right side of the outer surface of the rotating shaft, a reduction motor is fixedly connected to the rear side of the left side surface of the box body, and the left end of the rear rotating shaft is connected to the input of the reduction motor The output end is fixedly connected, the upper surface of the crushing device is fixedly connected with a feeding funnel, the lower surface of the crushing device is fixedly connected with a discharging funnel, the middle part of the outer surface of the support frame is sleeved with a second support plate, the middle part of the upper surface of the second support plate is slidably connected with a drawer, the left and right sides of the upper surface of the second support plate are fixedly connected with a bidirectional motor, and the output end of the bidirectional motor is fixedly connected with a turntable, the crushing knife is driven to rotate by the reduction motor, the crushing knife and the auxiliary blade cooperate with each other to realize the initial crushing of the raw materials, and then the raw materials enter the crushing barrel, and the driving motor drives the crushing knife to work to realize the secondary crushing of the raw materials. The two crushings cooperate with each other to improve the crushing effect, speed up the crushing speed, shorten the crushing time, improve work efficiency, save time and labor, and have good practicality.

[0004] The above-mentioned crushing and screening device crushes the mushroom culture material through the double crushing mechanism, but the double crushing mechanism is also difficult to ensure the particle size of the mushroom material, and there are too many devices used to drive the crushing mechanism, resulting in a large energy consumption problem of the device. For this reason, we provide a mushroom culture material crushing and screening device. Summary of the invention

[0005] The object of the present invention is to provide a mushroom culture raw material crushing and screening device to solve the problem that the existing crushing and screening device proposed in the above background technology crushes the mushroom culture raw materials through a double crushing mechanism, but the double crushing mechanism is also difficult to ensure the particle size of the crushed mushroom raw materials, and there are too many devices for driving the crushing mechanism, resulting in a large energy consumption of the device.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a mushroom culture raw material crushing and screening device, comprising a first-layer platform and a second-layer platform, the first-layer platform and the second-layer platform are welded and connected by a connecting column, a crushing bin and a power box are arranged at the upper end of the second-layer platform, a driving motor is arranged on the outer wall of one side of the crushing bin, and the output end of the power box is electrically connected to the power connection end of the driving motor; Also includes: A crushing knife roller is arranged inside the crushing bin, two crushing knife rollers are provided, the blade teeth of the two crushing knife rollers are arranged in a staggered manner, and an extended rotating shaft and an external rotating disk are respectively welded on the rotating shafts at both ends of one crushing knife roller, and the extended rotating shaft and the external rotating disk are located outside the crushing bin; A traction rod is arranged on one side of the external turntable, and a guide frame is arranged below the traction rod, the guide frame is welded and connected to the second-layer platform, a lifting vertical rod is movably connected inside the guide frame, a connecting bent rod is welded on the outer wall of the lower end of the lifting vertical rod, and a percussion hammer is welded at one end of the connecting bent rod; A material receiving frame is welded and arranged below the second-layer platform by connecting rods, and end angle blocks are welded at the four corners of the inner wall of the material receiving frame, a sleeve seat is welded at the upper end of the end angle block, a top support column is arranged above the sleeve seat, and a sieve frame is arranged on the upper contact of the top support column, and the size of the sieve frame is equal to the caliber of the material receiving frame; A first bevel gear is welded and arranged at one end of the extended rotating shaft, and a second bevel gear is meshingly and transmission-arranged below the first bevel gear, a vertical rotating shaft is welded and arranged at the lower end of the second bevel gear, the vertical rotating shaft is connected with the second-layer platform through and through, a first turntable seat is arranged at the lower end of the vertical rotating shaft, and the first turntable seat and the first-layer platform are an integrated structure; The second turntable seat is arranged on one side of the first turntable seat. The second turntable seat and a layer of platform are an integrated structure, and a loading barrel is arranged at the upper end of the second turntable seat. A discharge nozzle is connected to the upper outer wall of the loading barrel, and a spiral pushing rod is arranged inside the loading barrel.

[0007] Preferably, the upper end of the traction rod is integrally formed with a connecting round head, which is movably connected to the external turntable through a connecting shaft, and a movable connecting shaft is provided at the connecting position between the lower end of the traction rod and the lifting upright pole, and the traction rod is movably connected to the lifting upright pole through the movable connecting shaft.

[0008] Preferably, the first turntable seat and the second turntable seat are respectively provided with a first pulley and a second pulley, and the first pulley and the second pulley are respectively welded to the vertical rotating shaft and the spiral push rod, and an inner cavity is provided between the first turntable seat and the second turntable seat, and the inner cavity and a layer of platform are an integrated structure, and a synchronous transmission belt is provided inside the inner cavity, and the first pulley is connected to the second pulley through the synchronous transmission belt.

[0009] Preferably, a material receiving trailer is arranged below the material receiving frame, a grab handle is arranged on one side outer wall of the material receiving trailer, and the grab handle and the material receiving trailer are an integrated structure.

[0010] Preferably, a lower hopper is integrally formed at the bottom of the second-layer platform, the lower hopper is connected to the interior of the crushing bin, and the opening of the lower hopper is located directly above the material receiving frame.

[0011] Preferably, a driving gear and a driven gear are respectively provided on the rotating shafts of the two crushing knife rollers, the driving gear is meshed and transmission-connected with the driven gear, and the output shaft of the driving motor is welded to the center point of one crushing knife roller.

[0012] Preferably, a bearing seat is provided on the top of the loading barrel, and the spiral push rod is movably connected to the loading barrel through the bearing seat. A feed conduit is connected on the lower outer wall of the loading barrel, and one end of the feed conduit is connected to a feeding bucket.

[0013] Preferably, a return spring is provided inside the sleeve seat, a limit end plate is welded to the lower end of the top support column, and both ends of the return spring are respectively glued and fixedly connected to the limit end plate and the sleeve seat by nail-free glue.

[0014] Preferably, a through-interface is provided at the through-connection position between the top support column and the sleeve seat, the through-interface is connected to the interior of the sleeve seat, and the size of the limiting end plate is larger than the caliber of the through-interface.

[0015] Preferably, two roller grooves are provided on the upper surface of the first-layer platform, and the rollers at the bottom of the material receiving trailer are movably connected to the first-layer platform through the roller grooves.

[0016] Compared with the prior art, the present invention has the following beneficial effects: The whole device of the present invention is driven by a driving motor. When the driving motor is turned on, it drives all mechanisms to operate, thereby reducing the energy consumption of crushing and screening mushroom culture raw materials. The driving motor drives the crushing mechanism, the feeding mechanism and the vibration mechanism to operate synchronously at the same time, and drives the crushing mechanism, the feeding mechanism and the vibration mechanism to be used for processing mushroom culture raw materials: 1. Crushing mechanism: The driving motor drives a crushing roller inside the crushing bin to rotate, and makes the driving gear on the rotating shaft of the crushing roller rotate synchronously, and the driving gear drives the driven gear meshing with it to rotate, thereby making the other crushing roller rotate synchronously, and the two crushing rollers rotate towards each other to crush the mushroom culture materials placed in the crushing bin.

[0017] 2. Feeding mechanism: The rotation of the first pulley drives the second pulley to rotate through the synchronous transmission belt, and the rotation of the second pulley drives the spiral push rod to rotate. The mushroom culture materials that cannot pass through the screen frame after crushing are restricted at the upper end of the screen frame. The mushroom culture materials restricted at the upper end of the screen frame are taken out and poured into the inside of the feed barrel, and the mushroom culture materials are injected into the inside of the feeding barrel through the feed barrel and the feed conduit. The spiral push rod rotates to push the mushroom culture materials to the top, and is discharged through the discharge nozzle and falls back into the inside of the crushing bin, and then the secondary crushing process is carried out, thereby improving the crushing fineness of the mushroom culture materials.

[0018] 3. Vibration mechanism: When the external turntable rotates, it drives the traction rod to pull the lifting vertical rod along the guide frame to perform lifting activities, so that the connecting bent rod and the knocking hammer can synchronously lift and reciprocate. The knocking hammer continuously knocks on the screen frame. The sleeve seat is connected to the top support column through the reset spring to elastically support the screen frame, and cooperates with the knocking hammer to knock and impact the screen frame to avoid accumulation and blockage on the screen frame.

[0019] In summary, the present invention combines a feeding mechanism and a vibration mechanism on the basis of the prior art crushing mechanism to deal with the adverse situations that may occur during the crushing of mushroom culture raw materials. While adding the feeding mechanism and the vibration mechanism, there is no need to rely on other power equipment. Only one drive motor is needed to drive the three mechanisms to operate synchronously, which reduces the energy consumption of the device and improves the functionality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a front view of the structure of the mushroom culture material crushing and screening device of the present invention; Figure 2 This is a front view of the structure of the mushroom culture material crushing and screening device of the present invention; Figure 3 This is a rear view of the structure of the mushroom culture material crushing and screening device of the present invention; Figure 4 It is a structural side view of the mushroom culture material crushing and screening device of the present invention; Figure 5 It is a schematic diagram of the internal structure of the loading barrel of the present invention; Figure 6 This is a schematic diagram of the internal structure of the crushing bin of the present invention; Figure 7This is a schematic diagram of the internal structure of a first-layer platform of the present invention; Figure 8 It is an enlarged schematic diagram of the structure of part A of the present invention; Fig. 9 It is a schematic diagram of the connection structure between the sleeve seat and the top support column of the present invention; Fig.10 This is a schematic diagram of the linkage structure of the mushroom culture raw material crushing and screening device of the present invention; In the figure: 1. First floor platform; 2. Second floor platform; 3. Roller groove; 4. Material receiving trailer; 5. Grab handle; 6. Crushing bin; 7. Drive motor; 8. Power box; 9. Extended shaft; 10. First bevel gear; 11. Material receiving frame; 12. First turntable seat; 13. Vertical shaft; 14. Crushing knife roller; 15. Loading barrel; 16. Discharge nozzle; 17. Guide box; 18. Screening frame; 19. External turntable; 20. Lifting pole; 21. Towing rod; 22. Connecting curved rod; 23. Connecting round head; 24, movable shaft; 25, second turntable seat; 26, feed conduit; 27, feed barrel; 28, second bevel gear; 29, bearing seat; 30, spiral push rod; 31, lower hopper; 32, driving gear; 33, driven gear; 34, inner cavity; 35, first pulley; 36, second pulley; 37, synchronous transmission belt; 38, knock hammer; 39, end angle block; 40, sleeve seat; 41, top support column; 42, through interface; 43, limit end plate; 44, reset spring. DETAILED DESCRIPTION

[0021] 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 the embodiments.

[0022] See also Figure 1-10 The present invention provides an embodiment: a mushroom culture raw material crushing and screening device, comprising a first-layer platform 1 and a second-layer platform 2, the first-layer platform 1 and the second-layer platform 2 are welded and connected by a connecting column, a crushing bin 6 and a power box 8 are arranged on the upper end of the second-layer platform 2, a driving motor 7 is arranged on the outer wall of one side of the crushing bin 6, and the output end of the power box 8 is electrically connected to the power connection end of the driving motor 7; Also includes: A crushing knife roller 14 is arranged inside the crushing bin 6. Two crushing knife rollers 14 are provided. The blade teeth of the two crushing knife rollers 14 are arranged in a staggered manner. An extended rotating shaft 9 and an external rotating disk 19 are respectively welded on the rotating shafts at both ends of one crushing knife roller 14. The extended rotating shaft 9 and the external rotating disk 19 are located outside the crushing bin 6. A traction rod 21 is arranged on one side of the external turntable 19, and a guide frame 17 is arranged below the traction rod 21. The guide frame 17 is welded to the second-floor platform 2, and a lifting pole 20 is movably connected inside the guide frame 17. A connecting bent rod 22 is welded on the outer wall of the lower end of the lifting pole 20, and a percussion hammer 38 is welded on one end of the connecting bent rod 22; The material receiving frame 11 is welded to the lower position of the second-floor platform 2 by connecting rods, and the four corners of the inner wall of the material receiving frame 11 are welded with end angle blocks 39, the upper end of the end angle blocks 39 is welded with a sleeve seat 40, and a top support column 41 is arranged above the sleeve seat 40, and a sieve frame 18 is arranged on the upper contact of the top support column 41, and the size of the sieve frame 18 is equal to the caliber of the material receiving frame 11; A first bevel gear 10 is welded and arranged at one end of the extended shaft 9, and a second bevel gear 28 is meshed and arranged below the first bevel gear 10, a vertical shaft 13 is welded and arranged at the lower end of the second bevel gear 28, the vertical shaft 13 is connected with the second-layer platform 2, and a first turntable seat 12 is arranged at the lower end of the vertical shaft 13, and the first turntable seat 12 and the first-layer platform 1 are an integrated structure; The second turntable seat 25 is arranged on one side of the first turntable seat 12. The second turntable seat 25 and the first-layer platform 1 are an integrated structure, and a loading barrel 15 is arranged at the upper end of the second turntable seat 25. A discharge nozzle 16 is connected to the upper outer wall of the loading barrel 15, and a spiral push rod 30 is arranged inside the loading barrel 15.

[0023] When in use, the two crushing knife rollers rotate in opposite directions to crush the mushroom culture materials placed in the crushing bin. The crushed mushroom culture materials fall into the interior of the receiving frame through the lower hopper, and after being screened by the screening frame, they fall into the interior of the receiving trailer for collection. Finally, the grab handle is pulled to pull the receiving trailer out along the roller groove. When the other crushing knife roller rotates, it drives the first bevel gear and the external turntable to rotate synchronously. When the external turntable rotates, it drives the traction rod to pull the lifting vertical rod along the guide frame for lifting and lowering activities, so that the connecting bent rod and the knocking hammer can lift and reciprocate synchronously. The knocking hammer continuously knocks the screening frame. The sleeve seat is connected to the top support column through a reset spring to elastically support the screening frame, and cooperates with the knocking hammer to The sieve frame is struck and impacted, and the first bevel gear drives the second bevel gear meshing therewith to rotate, and the rotation of the second bevel gear drives the vertical shaft to rotate, and the rotation of the vertical shaft drives the first pulley to rotate, and the rotation of the first pulley drives the second pulley to rotate through the synchronous transmission belt, and the rotation of the second pulley drives the spiral pushing rod to rotate, and the mushroom culture materials that cannot pass through the sieve frame after crushing are restricted to the upper end of the sieve frame, and the mushroom culture materials restricted at the upper end of the sieve frame are taken out and poured into the inside of the feed barrel, and the mushroom culture materials are injected into the inside of the upper barrel through the feed barrel and the feed conduit, and the spiral pushing rod rotates to push the mushroom culture materials to the top, and are discharged through the discharge nozzle and fall back into the inside of the crushing bin for secondary crushing.

[0024] See also Figure 2 The upper end of the traction rod 21 is integrally provided with a connecting round head 23, and the connecting round head 23 is movably connected to the external turntable 19 through a connecting shaft. A movable connecting shaft 24 is provided at the connecting position between the lower end of the traction rod 21 and the lifting upright rod 20. The traction rod 21 is movably connected to the lifting upright rod 20 through the movable connecting shaft 24. The connecting round head 23 integrally provided at the upper end of the traction rod 21 plays the role of movably connecting to the external turntable 19, and the movable connecting shaft 24 provided at the connecting position between the lower end of the traction rod 21 and the lifting upright rod 20 plays the role of assisting the traction rod 21 to movably connect to the lifting upright rod 20.

[0025] See also Figure 3 and Figure 7The first turntable seat 12 and the second turntable seat 25 are respectively provided with a first pulley 35 and a second pulley 36, and the first pulley 35 and the second pulley 36 are respectively welded to the vertical shaft 13 and the spiral push rod 30, and an inner cavity 34 is provided between the first turntable seat 12 and the second turntable seat 25, and the inner cavity 34 and the first platform 1 are an integrated structure, and a synchronous transmission belt 37 is provided inside the inner cavity 34, and the first pulley 35 is connected to the second pulley 36 through the synchronous transmission belt 37. The first pulley 35 and the second pulley 36 respectively provided inside the first turntable seat 12 and the second turntable seat 25 play the role of linking the vertical shaft 13 and the spiral push rod 30, and the inner cavity 34 provided between the first turntable seat 12 and the second turntable seat 25 plays the role of carrying the synchronous transmission belt 37.

[0026] See also Figure 1 A material receiving trailer 4 is arranged below the material receiving frame 11, and a grab handle 5 is arranged on the outer wall of one side of the material receiving trailer 4. The grab handle 5 and the material receiving trailer 4 are an integrated structure. The material receiving trailer 4 arranged below the material receiving frame 11 plays the role of collecting the mushroom culture raw materials after the crushing screen.

[0027] See also Figure 5 A lower hopper 31 is integrally formed at the bottom of the second-layer platform 2. The lower hopper 31 is connected to the inside of the crushing bin 6. The opening of the lower hopper 31 is located directly above the material receiving frame 11. The lower hopper 31 integrally formed at the bottom of the second-layer platform 2 plays a role in assisting in guiding the material discharge, thereby preventing the crushed mushroom culture materials from overflowing.

[0028] See also Figure 6 A driving gear 32 and a driven gear 33 are respectively arranged on the rotating shafts of the two crushing knife rollers 14. The driving gear 32 is meshed and transmission-connected with the driven gear 33. The output shaft of the driving motor 7 is welded and connected to the center point of one crushing knife roller 14. The driving gear 32 and the driven gear 33 respectively arranged on the rotating shafts of the two crushing knife rollers 14 play a role in assisting the transmission connection of the two crushing knife rollers 14.

[0029] See also Figure 5 A bearing seat 29 is provided at the top of the upper barrel 15, and the spiral push rod 30 is positioned and movably connected with the upper barrel 15 through the bearing seat 29. A feed conduit 26 is connected on the lower outer wall of the upper barrel 15, and one end of the feed conduit 26 is connected to a feed bucket 27. The bearing seat 29 provided on the top of the upper barrel 15 serves to assist the rotation of the spiral push rod 30, and the feed conduit 26 provided on the lower outer wall of the upper barrel 15 serves to facilitate the feeding of materials into the upper barrel 15.

[0030] See also Fig. 9A return spring 44 is arranged inside the sleeve seat 40, and a limit end plate 43 is welded at the lower end of the top support column 41. The two ends of the return spring 44 are respectively fixedly connected with the limit end plate 43 and the sleeve seat 40 by nail-free glue. The return spring 44 arranged inside the sleeve seat 40 plays the role of elastically supporting the top support column 41.

[0031] See also Fig. 9 A through-hole 42 is provided at the connecting position between the top support column 41 and the sleeve seat 40. The through-hole 42 is connected to the interior of the sleeve seat 40. The size of the limiting end plate 43 is larger than the diameter of the through-hole 42. The through-hole 42 provided at the connecting position between the top support column 41 and the sleeve seat 40 plays a role in assisting the top support column 41 in lifting and lowering activities.

[0032] See also Figure 1 Two roller grooves 3 are arranged on the upper surface of the first-layer platform 1, and the rollers at the bottom of the material receiving trailer 4 are connected to the first-layer platform 1 for guiding activities through the roller grooves 3. The two roller grooves 3 arranged on the upper surface of the first-layer platform 1 play a role in assisting the guiding activities of the material receiving trailer 4 and the first-layer platform 1.

[0033] Working principle: The whole device is driven by the driving motor 7, and the power box 8 supplies power to the driving motor 7. The driving motor 7 drives a crushing roller 14 inside the crushing bin 6 to rotate, and makes the driving gear 32 on the rotating shaft of the crushing roller 14 rotate synchronously, and the driving gear 32 drives the driven gear 33 meshing with it to rotate, thereby making the other crushing roller 14 rotate synchronously, and the two crushing rollers 14 rotate in opposite directions to crush the mushroom culture materials put into the crushing bin 6. The crushed mushroom culture materials fall into the inside of the receiving frame 11 through the lower hopper 31, and fall after being screened by the sieve frame 18. The materials are collected in the receiving trailer 4, and finally the grab handle 5 is pulled to pull the receiving trailer 4 out along the roller groove 3. When the other crushing knife roller 14 rotates, it drives the first bevel gear 10 and the external turntable 19 to rotate synchronously. When the external turntable 19 rotates, it drives the traction rod 21 to pull the lifting vertical rod 20 to lift along the guide square frame 17, so that the connecting bent rod 22 and the knocking hammer 38 are lifted and reciprocated synchronously, and the knocking hammer 38 continuously knocks the sieve frame 18. The sleeve seat 40 is connected to the top support column 41 through the reset spring 44 to elastically support the sieve frame 18, and cooperates with the knocking hammer 38 to knock the sieve frame 18. The frame 18 is struck and impacted to avoid accumulation and blockage on the screening frame 18. In addition, the first bevel gear 10 drives the second bevel gear 28 meshing therewith to rotate, and the rotation of the second bevel gear 28 drives the vertical shaft 13 to rotate, and the rotation of the vertical shaft 13 drives the first pulley 35 to rotate, and the rotation of the first pulley 35 drives the second pulley 36 to rotate through the synchronous transmission belt 37, and the rotation of the second pulley 36 drives the spiral push rod 30 to rotate, and the mushroom culture materials that cannot pass through the screening frame 18 after being crushed are restricted at the upper end of the screening frame 18, and the mushroom culture materials restricted at the upper end of the screening frame 18 are taken out And pour it into the interior of the feed barrel 27, and inject the mushroom culture raw materials into the interior of the upper barrel 15 through the feed barrel 27 and the feed conduit 26. The spiral push rod 30 rotates to push the mushroom culture raw materials to the top, and is discharged through the discharge nozzle 16 and falls back into the interior of the crushing bin 6, and then is crushed again until the mushroom culture raw materials can pass through the screening frame 18, ensuring that the particle size of the mushroom culture raw materials meets the requirements. The entire device is driven by a driving motor 7. When the driving motor 7 is turned on, it drives all mechanisms to operate, reducing the energy consumption of crushing and screening the mushroom culture raw materials, and completing the use of the mushroom culture raw material crushing and screening device.

[0034] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

Claims

1. A mushroom culture raw material crushing and screening device, comprising a first-layer platform (1) and a second-layer platform (2), wherein the first-layer platform (1) and the second-layer platform (2) are connected by welding via a connecting column, a crushing bin (6) and a power supply box (8) are arranged at the upper end of the second-layer platform (2), a driving motor (7) is arranged on an outer wall of one side of the crushing bin (6), and an output end of the power supply box (8) is electrically connected to an electric terminal of the driving motor (7); Features: Also includes: A crushing knife roller (14) is arranged inside the crushing bin (6), two crushing knife rollers (14) are provided, the blade teeth of the two crushing knife rollers (14) are arranged in a staggered manner, and an extended rotating shaft (9) and an external rotating disk (19) are respectively welded on the rotating shafts at both ends of one crushing knife roller (14), and the extended rotating shaft (9) and the external rotating disk (19) are located outside the crushing bin (6); A traction rod (21) is arranged on one side of the external turntable (19), and a guide frame (17) is arranged below the traction rod (21). The guide frame (17) is welded to the second-layer platform (2), and a lifting vertical rod (20) is movably connected inside the guide frame (17). A connecting bent rod (22) is welded on the outer wall of the lower end of the lifting vertical rod (20), and a percussion hammer (38) is welded on one end of the connecting bent rod (22); A material receiving frame (11) is welded to a position below the second-layer platform (2) by connecting rods, and end angle blocks (39) are welded to the four corners of the inner wall of the material receiving frame (11), a sleeve seat (40) is welded to the upper end of the end angle block (39), a top support column (41) is arranged above the sleeve seat (40), and a sieve frame (18) is arranged on the upper contact of the top support column (41), and the size of the sieve frame (18) is equal to the caliber of the material receiving frame (11); A first bevel gear (10) is welded and arranged at one end of the extending rotating shaft (9), and a second bevel gear (28) is arranged below the first bevel gear (10) for meshing transmission, a vertical rotating shaft (13) is welded at the lower end of the second bevel gear (28), the vertical rotating shaft (13) is connected to the second-layer platform (2), a first turntable seat (12) is arranged at the lower end of the vertical rotating shaft (13), and the first turntable seat (12) and the first-layer platform (1) are an integrated structure; The second turntable seat (25) is arranged on one side of the first turntable seat (12). The second turntable seat (25) and the first platform (1) are an integral structure. A loading barrel (15) is arranged at the upper end of the second turntable seat (25). A discharge nozzle (16) is arranged on the upper outer wall of the loading barrel (15). A spiral push rod (30) is arranged inside the loading barrel (15).

2. The mushroom culture raw material crushing and screening device according to claim 1, characterized in that: The upper end of the traction rod (21) is integrally formed with a connecting round head (23), which is movably connected to the external rotating disk (19) via a connecting shaft. A movable connecting shaft (24) is provided at the connection position between the lower end of the traction rod (21) and the lifting vertical rod (20), and the traction rod (21) is movably connected to the lifting vertical rod (20) via the movable connecting shaft (24).

3. The mushroom culture raw material crushing and screening device according to claim 1, characterized in that: A first belt pulley (35) and a second belt pulley (36) are respectively arranged inside the first turntable seat (12) and the second turntable seat (25); the first belt pulley (35) and the second belt pulley (36) are respectively welded to the vertical shaft (13) and the spiral push rod (30); an inner cavity (34) is arranged between the first turntable seat (12) and the second turntable seat (25); the inner cavity (34) and the first platform (1) are an integrated structure; a synchronous transmission belt (37) is arranged inside the inner cavity (34); and the first belt pulley (35) is transmission-connected to the second belt pulley (36) via the synchronous transmission belt (37).

4. The mushroom culture raw material crushing and screening device according to claim 1, characterized in that: A material receiving trailer (4) is arranged below the material receiving frame (11), and a grab handle (5) is arranged on one side outer wall of the material receiving trailer (4), and the grab handle (5) and the material receiving trailer (4) are an integral structure.

5. The mushroom culture raw material crushing and screening device according to claim 1, characterized in that: A lower hopper (31) is integrally formed at the bottom of the second-layer platform (2), the lower hopper (31) is connected to the inside of the crushing bin (6), and the opening of the lower hopper (31) is located directly above the material receiving frame (11).

6. The mushroom culture material crushing and screening device according to claim 1, characterized in that: A driving gear (32) and a driven gear (33) are respectively arranged on the rotating shafts of the two crushing knife rollers (14); the driving gear (32) and the driven gear (33) are meshed and transmission-connected; and the output shaft of the driving motor (7) is welded to the center point of one crushing knife roller (14).

7. The mushroom culture raw material crushing and screening device according to claim 1, characterized in that: A bearing seat (29) is provided at the top of the loading barrel (15), and the spiral push rod (30) is movably connected to the loading barrel (15) through the bearing seat (29). A feeding conduit (26) is provided on the lower outer wall of the loading barrel (15), and one end of the feeding conduit (26) is provided with a feeding bucket (27).

8. The mushroom culture material crushing and screening device according to claim 1, characterized in that: A return spring (44) is arranged inside the sleeve seat (40), a limit end plate (43) is welded to the lower end of the top support column (41), and two ends of the return spring (44) are respectively glued and fixedly connected to the limit end plate (43) and the sleeve seat (40) by nail-free glue.

9. The mushroom culture raw material crushing and screening device according to claim 8, characterized in that: A through-interface (42) is provided at the through-connection position between the top support column (41) and the sleeve seat (40), the through-interface (42) is connected to the interior of the sleeve seat (40), and the size of the limiting end plate (43) is larger than the diameter of the through-interface (42).

10. The mushroom culture material crushing and screening device according to claim 4, characterized in that: Two roller grooves (3) are arranged on the upper surface of the first-layer platform (1), and the rollers at the bottom of the material receiving trailer (4) are movably connected to the first-layer platform (1) through the roller grooves (3).

Images