A straw-coal powder mixed pellet forming machine

Abstract

The utility model relates to the field of environmental protection, and discloses a straw-coal powder mixed particle forming machine, the utility model includes a crushing mechanism, a mixing mechanism and an extruding mechanism, the crushing mechanism, the mixing mechanism and the extruding mechanism are fixedly connected and connected in sequence from top to bottom; the crushing mechanism includes a coal powder crushing box and a straw crushing box, the front and rear inner walls of the coal powder crushing box and the straw crushing box are both rotatably connected with two rotating shafts 1, the outer walls of the rotating shaft 1 in the coal powder crushing box and the straw crushing box are respectively fixedly connected with crushing rollers 2 and 1, the front end of the rotating shaft 1 penetrates the front side walls of the coal powder crushing box and the straw crushing box and is fixedly connected with gears, and two adjacent gears are meshed. The utility model uses a stirring reamer and a stirring blade to fully mix the materials in the stirring barrel, ensuring the uniformity and high efficiency of the mixing, and the entire equipment realizes continuous production from crushing, mixing to extrusion molding, thereby improving production efficiency.

Description

Technical Field

[0001] The utility model relates to the field of environmental protection, and specifically relates to a straw-coal powder mixed particle forming machine. Background Art

[0002] Biomass energy, especially straw and coal, as abundant renewable resources, its development and utilization are of great significance to alleviating energy shortage, reducing environmental pollution and promoting the resource utilization of agricultural waste. Mixing straw and coal and then granulating them can not only improve the combustion efficiency of biomass energy and reduce pollutant emissions, but also convert agricultural waste into valuable energy products and realize the recycling of resources.

[0003] However, currently the straw and coal are crushed, transported to a mixer for mixing, and then transported to a pelletizer for pelletizing, which cannot operate continuously and has too low efficiency. Utility Model Content

[0004] In order to overcome the above-mentioned shortcomings, the utility model provides a straw-coal powder mixed particle forming machine.

[0005] The technical solution adopted by this utility model:

[0006] A straw-coal powder mixed particle forming machine comprises a crushing mechanism, a mixing mechanism and an extruding mechanism, wherein the crushing mechanism, the mixing mechanism and the extruding mechanism are fixedly connected and communicated in sequence from top to bottom;

[0007] The crushing mechanism comprises a coal powder crushing box and a straw crushing box, and two rotating shafts 1 are rotatably connected between the front and rear inner side walls of the coal powder crushing box and the straw crushing box, and the outer walls of the rotating shaft 1 in the coal powder crushing box and the straw crushing box are respectively fixedly connected with a crushing roller 2 and a crushing roller 1, the front end of the rotating shaft 1 penetrates the front side walls of the coal powder crushing box and the straw crushing box and is fixedly connected with a gear, and the two adjacent gears are meshed, and the rear side wall of the coal powder crushing box is fixedly connected with a motor 1, and the output shaft of the motor 1 is fixedly connected to the rear end of the leftmost rotating shaft 1, and the rear ends of the second and fourth rotating shafts 1 from left to right penetrate the rear side walls of the coal powder crushing box and the straw crushing box and are fixedly connected with a sprocket 1, and a chain 1 is sleeved between the outer walls of the two sprockets 1, and the bottoms of the coal powder crushing box and the straw crushing box are fixedly connected with a feed hopper, and a flow control valve is installed in the feed hopper;

[0008] The mixing mechanism includes a mixing barrel, the bottom ends of the two feed hoppers are fixedly connected to the left and right sides of the top of the mixing barrel respectively, a connecting pipe 1 is fixedly connected to the bottom center of the mixing barrel, the connecting pipe 1 is connected to the extrusion mechanism, a motor 2 is fixedly connected to the top center of the mixing barrel, the output shaft of the motor 2 passes through the top center of the mixing barrel and is rotatably connected to the mixing barrel, a longitudinal rotating shaft 2 is provided inside the mixing barrel, the bottom end of the rotating shaft 2 is rotatably connected to the inner wall of the connecting pipe 1, the top of the rotating shaft 2 is fixedly connected to the output shaft of the motor 2, a mixing reamer is fixedly connected to the outer wall of the rotating shaft 2, the mixing reamer is in a counterclockwise spiral shape from bottom to top, the bottom outer wall of the mixing reamer is slidably matched with the inner wall of the connecting pipe 1, the outer side of the mixing reamer is provided with four mixing blades, the four mixing blades are evenly distributed around the mixing reamer and the top ends are fixedly connected to the outer wall of the rotating shaft 2, and a gate valve 1 is installed inside the connecting pipe 1.

[0009] The extrusion mechanism includes a bottom plate, an extrusion barrel and a storage barrel which are fixedly connected in sequence from small to top, the top rear side of the storage barrel is fixedly connected to a connecting pipe 1, the bottom front side of the storage barrel is fixedly connected to the top front side of the extrusion barrel by a connecting pipe 2, a gate valve 2 is installed in the connecting pipe 2, a rotating shaft 3 is rotatably connected between the centers of the front and rear inner walls of the storage barrel, an extrusion blade 1 is fixedly connected to the outer wall of the rotating shaft 3, the extrusion blade 1 is in a clockwise spiral shape from front to back, the outer wall of the extrusion blade 1 is slidably matched with the inner wall of the storage barrel, the rear end of the extrusion barrel is fixedly connected to a feeding pipe, the rear end of the inner wall of the extrusion barrel is fixedly connected to a fixed plate, the center of the fixed plate is connected to the front inner wall of the extrusion barrel A rotating shaft four is rotatably connected between the walls, and an outer wall of the rotating shaft four is fixedly connected to an extrusion blade two, which is in a counterclockwise spiral shape from front to back. The front ends of the rotating shaft three and the rotating shaft four respectively penetrate the front ends of the storage barrel and the extrusion barrel and are fixedly connected to a sprocket two on the outer wall, and a chain two is sleeved between the outer walls of the two sprockets two. A motor three is fixedly connected to the front end of the extrusion barrel, and the output shaft of the motor three is fixedly connected to the front end of the rotating shaft four. A plurality of extrusion holes are opened on the outer wall of the fixed plate, and the extrusion holes are evenly distributed in a radial shape. The rear end of the rotating shaft four penetrates the fixed plate and is fixedly connected to a plurality of cutting knives, which are distributed in a radial shape, and the cutting knives are slidably matched with the rear side wall of the fixed plate.

[0010] Beneficial effects of the utility model:

[0011] The utility model uses a stirring reamer and a stirring blade to fully mix the materials in the stirring barrel, thereby ensuring the uniformity and high efficiency of the mixing. By installing a flow control valve in the feed hopper, the coal and straw can be added in proportion, thereby ensuring that the component ratio of the mixed material is accurate and meets the requirements of the subsequent molding process. The entire equipment realizes continuous production from crushing, mixing to extrusion molding, and improves production efficiency. The communication design between the various components allows the materials to be smoothly transferred between the various parts, reducing the loss and pollution in the process of material transfer. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the utility model;

[0013] Figure 2 It is a schematic diagram of the utility model from the rear side perspective;

[0014] Figure 3 It is a cross-sectional view of the utility model;

[0015] Figure 4 It is a cross-sectional view of the crushing mechanism of the utility model;

[0016] Figure 5 It is a cross-sectional view of the mixing mechanism of the utility model;

[0017] Figure 6 It is a cross-sectional view of the extrusion mechanism of the utility model;

[0018] Figure 7 It is a structural sectional view of the utility model.

[0019] The reference numerals in all the drawings are as follows: 1. crushing mechanism; 2. mixing mechanism; 3. extrusion mechanism; 11. coal powder crushing box; 12. straw crushing box; 13. rotating shaft 1; 14. crushing roller 1; 15. crushing roller 2; 16. gear; 17. motor 1; 18. sprocket 1; 19. chain 1; 110. feed hopper; 111. flow control valve; 21. mixing barrel; 22. connecting pipe 1; 23. motor 2; 2 4. Rotating shaft 2; 25. Stirring reamer; 26. Stirring blade; 27. Gate valve 1; 31. Storage barrel; 32. Extrusion barrel; 33. Connecting pipe 2; 34. Rotating shaft 3; 35. Extrusion blade 1; 36. Rotating shaft 4; 37. Extrusion blade 2; 38. Sprocket 2; 39. Chain 2; 310. Motor 3; 311. Feeding pipe; 312. Fixed plate; 313. Extrusion hole; 314. Cutting knife; 315. Bottom plate. DETAILED DESCRIPTION

[0020] like Figure 1-7 As shown: a straw-coal powder mixed particle forming machine, comprising a crushing mechanism 1, a mixing mechanism 2 and an extruding mechanism 3, wherein the crushing mechanism 1, the mixing mechanism 2 and the extruding mechanism 3 are fixedly connected and communicated in sequence from top to bottom;

[0021] The crushing mechanism 1 includes a coal powder crushing box 11 and a straw crushing box 12. The front and rear inner walls of the coal powder crushing box 11 and the straw crushing box 12 are rotatably connected to two rotating shafts 13. The outer walls of the rotating shafts 13 in the coal powder crushing box 11 and the straw crushing box 12 are respectively fixedly connected to crushing rollers 2 15 and 14. The front end of the rotating shaft 13 penetrates the front side walls of the coal powder crushing box 11 and the straw crushing box 12 and is fixedly connected to a gear 16. The two adjacent gears 16 are meshed. The coal powder crushing box 1 The rear side wall of the pulverized coal crushing box 11 and the straw crushing box 12 is fixedly connected with a motor 17, the output shaft of the motor 17 is fixedly connected with the rear end of the leftmost rotating shaft 13, the rear ends of the second and fourth rotating shafts 13 from left to right penetrate the rear side walls of the pulverized coal crushing box 11 and the straw crushing box 12 and are fixedly connected with a sprocket 18, a chain 19 is sleeved between the outer walls of the two sprockets 18, the bottoms of the pulverized coal crushing box 11 and the straw crushing box 12 are fixedly connected with a feed hopper 110, and a flow control valve 111 is installed in the feed hopper 110;

[0022] The mixing mechanism 2 includes a mixing barrel 21, the bottom ends of the two feed hoppers 110 are fixedly connected to the left and right sides of the top of the mixing barrel 21, respectively, a connecting pipe 22 is fixedly connected to the center of the bottom of the mixing barrel 21, and the connecting pipe 22 is connected to the extrusion mechanism 3. A motor 23 is fixedly connected to the center of the top of the mixing barrel 21. The output shaft of the motor 23 passes through the center of the top of the mixing barrel 21 and is rotatably connected to the mixing barrel 21. The interior of the mixing barrel 21 has a longitudinal rotating shaft 24, and the bottom end of the rotating shaft 24 is connected to the connecting pipe 22. The inner wall is rotatably connected, the top of the rotating shaft 24 is fixedly connected to the output shaft of the motor 23, the outer wall of the rotating shaft 24 is fixedly connected with a stirring reamer 25, the stirring reamer 25 is in a counterclockwise spiral shape from bottom to top, the bottom outer wall of the stirring reamer 25 is slidably matched with the inner wall of the connecting pipe 1 22, the outer side of the stirring reamer 25 is provided with four stirring blades 26, the four stirring blades 26 are evenly distributed around the stirring reamer 25 and the top end is fixedly connected to the outer wall of the rotating shaft 24, and a gate valve 1 27 is installed inside the connecting pipe 1 22.

[0023] The extrusion mechanism 3 includes a bottom plate 315, an extrusion barrel 32 and a storage barrel 31 which are fixedly connected in sequence from small to top. The top rear side of the storage barrel 31 is fixedly connected to the connecting pipe 1 22. A connecting pipe 2 33 is fixedly connected between the bottom front side of the storage barrel 31 and the top front side of the extrusion barrel 32. A gate valve 2 is installed in the connecting pipe 2 33. A rotating shaft 34 is rotatably connected between the centers of the front and rear inner walls of the storage barrel 31. An extrusion blade 1 35 is fixedly connected to the outer wall of the rotating shaft 34. The extrusion blade 1 35 is in a clockwise spiral shape from front to back. The outer wall of the extrusion blade 1 35 is slidably matched with the inner wall of the storage barrel 31. The rear end of the extrusion barrel 32 is fixedly connected to a feeding pipe 311. The rear end of the inner wall of the extrusion barrel 32 is fixedly connected to a fixed plate 312. The center of the fixed plate 312 rotates between the inner wall of the front end of the extrusion barrel 32. A rotating shaft four 36 is connected, and an outer wall of the rotating shaft four 36 is fixedly connected to an extrusion blade two 37, and the extrusion blade two 37 is in a counterclockwise spiral shape from front to back. The front ends of the rotating shaft three 34 and the rotating shaft four 36 respectively penetrate the front ends of the storage barrel 31 and the extrusion cylinder 32 and are fixedly connected to sprocket two 38 on the outer walls, and a chain two 39 is sleeved between the outer walls of the two sprocket two 38. The front end of the extrusion cylinder 32 is fixedly connected to a motor three 310, and the output shaft of the motor three 310 is fixedly connected to the front end of the rotating shaft four 36. A plurality of extrusion holes 313 are opened on the outer wall of the fixed plate 312, and the extrusion holes 313 are evenly distributed in a radial shape. The rear end of the rotating shaft four 36 penetrates the fixed plate 312 and is fixedly connected to a plurality of cutting knives 314, which are distributed radially, and the cutting knives 314 slide in cooperation with the rear side wall of the fixed plate 312.

[0024] The straw is put into the straw crushing box 12, and the coal is put into the coal powder crushing box 11. The motor 17 drives the shaft 13 to rotate. The two shafts 13 on the same side rotate in opposite directions under the linkage of the gear 16. The sprocket 18 and the chain 19 drive the four shafts 13 to rotate at the same time. The crushing roller 14 and the crushing roller 2 15 are used to crush the materials. The flow control valve 111 is used to realize proportional feeding. The materials enter the mixing barrel 21. At this time, the gate valve 27 is closed, and the motor 23 drives the shaft 24 to rotate clockwise to drive the stirring reamer 25 to rotate. The stirring reamer 25 drives the materials upward to realize the surging of the stirring materials. At the same time, the stirring blades 26 assist in stirring. The stirring efficiency is higher and more uniform. The gate valve 27 Open, motor 23 drives shaft 24 to rotate counterclockwise, and the stirring reamer 25 squeezes the material through the connecting pipe 1 22 to the storage barrel 31, the gate valve 2 in the connecting pipe 2 33 is closed, and when the storage barrel 31 is full, the gate valve 2 is opened, and motor 310 is started to drive shaft 4 36 to rotate clockwise, and shaft 4 36 drives shaft 3 34 to rotate clockwise through sprocket 2 38 and chain 2 39, and drives extrusion blade 1 35 to rotate to squeeze the material in the storage barrel 31 from the connecting pipe 2 33 to the extrusion barrel 32, and drives extrusion blade 2 37 to rotate through shaft 4 36, and squeezes the material backward from the extrusion hole 313, and at the same time, the cutting knife 314 rotates with shaft 4 36 to cut the material and discharge it from the discharge pipe 311 for collection. The utility model only protects the mechanical part, and the related functions realized by the software control part are not within the protection scope of the utility model.

Claims

1. A straw-coal powder mixed particle forming machine, characterized in that: It comprises a crushing mechanism (1), a mixing mechanism (2) and an extruding mechanism (3), wherein the crushing mechanism (1), the mixing mechanism (2) and the extruding mechanism (3) are fixedly connected and communicated in sequence from top to bottom; The crushing mechanism (1) comprises a coal powder crushing box (11) and a straw crushing box (12). Two rotating shafts (13) are rotatably connected between the front and rear inner side walls of the coal powder crushing box (11) and the straw crushing box (12). The outer walls of the rotating shafts (13) in the coal powder crushing box (11) and the straw crushing box (12) are respectively fixedly connected with crushing rollers (15) and (14). The front end of the rotating shaft (13) passes through the front side walls of the coal powder crushing box (11) and the straw crushing box (12) and is fixedly connected with a gear (16). The two adjacent gears (16) are meshed with each other. The rear side wall of the coal powder crushing box (11) is fixedly connected to a motor (17), the output shaft of the motor (17) is fixedly connected to the rear end of the leftmost rotating shaft (13), the rear ends of the second and fourth rotating shafts (13) from left to right penetrate the rear side walls of the coal powder crushing box (11) and the straw crushing box (12) and are fixedly connected to a sprocket (18), a chain (19) is sleeved between the outer walls of the two sprockets (18), the bottoms of the coal powder crushing box (11) and the straw crushing box (12) are fixedly connected to a feed hopper (110), and a flow control valve (111) is installed in the feed hopper (110); The mixing mechanism (2) comprises a mixing barrel (21), the bottom ends of the two feeding hoppers (110) are respectively fixedly connected to the left and right sides of the top of the mixing barrel (21), a connecting pipe (22) is fixedly connected to the center of the bottom of the mixing barrel (21), the connecting pipe (22) is connected to the extrusion mechanism (3), a motor (23) is fixedly connected to the center of the top of the mixing barrel (21), the output shaft of the motor (23) passes through the center of the top of the mixing barrel (21) and is rotatably connected to the mixing barrel (21), and a longitudinal rotating shaft (24) is provided inside the mixing barrel (21), the bottom end of the rotating shaft (24) is connected to the connecting pipe (21), and the mixing barrel (21) is connected to the mixing barrel (21). 2), the top end of the rotating shaft 2 (24) is fixedly connected to the output shaft of the motor 2 (23), the outer wall of the rotating shaft 2 (24) is fixedly connected with a stirring reamer (25), the stirring reamer (25) is in a counterclockwise spiral shape from bottom to top, the bottom outer wall of the stirring reamer (25) is slidably matched with the inner wall of the connecting pipe 1 (22), the outer side of the stirring reamer (25) is provided with four stirring blades (26), the four stirring blades (26) are evenly distributed around the stirring reamer (25) and the top ends are fixedly connected to the outer wall of the rotating shaft 2 (24), and a gate valve 1 (27) is installed inside the connecting pipe 1 (22).

2. The straw-coal powder mixed particle forming machine according to claim 1, characterized in that: The extrusion mechanism (3) comprises a bottom plate (315), an extrusion barrel (32) and a storage barrel (31) which are fixedly connected in sequence from bottom to top. The top rear side of the storage barrel (31) is fixedly connected to a connecting pipe 1 (22). A connecting pipe 2 (33) is fixedly connected between the bottom front side of the storage barrel (31) and the top front side of the extrusion barrel (32). A gate valve 2 is installed in the connecting pipe 2 (33). A rotating shaft 3 (34) is rotatably connected between the front and rear inner walls of the storage barrel (31). ), the outer wall of the rotating shaft 3 (34) is fixedly connected with an extrusion blade 1 (35), the extrusion blade 1 (35) is in a clockwise spiral shape from front to back, the outer wall of the extrusion blade 1 (35) is slidably matched with the inner wall of the storage barrel (31), the rear end of the extrusion barrel (32) is fixedly connected with a discharge pipe (311), the rear end of the inner side wall of the extrusion barrel (32) is fixedly connected with a fixing plate (312), and the center of the fixing plate (312) is rotatably connected to the inner wall of the front end of the extrusion barrel (32). A rotating shaft (36) is connected, and the outer wall of the rotating shaft (36) is fixedly connected to an extrusion blade (37), and the extrusion blade (37) is in a counterclockwise spiral shape from front to back. The front ends of the rotating shaft (34) and the rotating shaft (36) respectively penetrate the front ends of the storage barrel (31) and the extrusion barrel (32) and the outer walls are fixedly connected to a sprocket (38), and a chain (39) is sleeved between the outer walls of the two sprockets (38). The front end of the extrusion barrel (32) is fixedly connected to a motor (3). (310), the output shaft of the motor three (310) is fixedly connected to the front end of the rotating shaft four (36), the outer wall of the fixed plate (312) is provided with a plurality of extrusion holes (313), the extrusion holes (313) are evenly distributed in a radial shape, the rear end of the rotating shaft four (36) passes through the fixed plate (312) and is fixedly connected to a plurality of cutting knives (314), the cutting knives (314) are distributed in a radial shape, and the cutting knives (314) are slidably matched with the rear side wall of the fixed plate (312).

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