Rapid harmless treatment device for household garbage landfill

Abstract

The invention discloses a rapid harmless treatment device for a household garbage landfill, and relates to the technical field of garbage treatment.The rapid harmless treatment device comprises a supporting frame, a smashing box is arranged on one side of the supporting frame, a stirring barrel is arranged at the lower end of the supporting frame, a material storage box is arranged on the other side of the supporting frame, and a feeding port is formed in the upper end of the material storage box; a smashing assembly used for smashing garbage is arranged in the smashing box. Discharging pipes are arranged at the lower end of the smashing box and the lower end of the storage box, the lower ends of the discharging pipes communicate with the two sides of the upper end of the stirring barrel correspondingly, and discharging devices used for discharging are arranged on the discharging pipes. Combustible garbage can be crushed during working through the arranged crushing assembly, after crushing, the crushed garbage and combustion-supporting materials are discharged into the stirring barrel together through the discharging device and the discharging pipe, then after the garbage and the combustion-supporting materials are mixed through the stirring assembly, the fuel rods are prepared through the forming assembly, and then sufficient combustion can be conveniently conducted; and the problem of insufficient combustion during combustion is avoided.

Description

Technical Field

[0001] The invention relates to the technical field of garbage treatment, in particular to a rapid harmless treatment device for a domestic garbage landfill. Background Art

[0002] Domestic waste refers to solid waste generated in daily life or in activities that provide services for daily life, as well as solid waste that is deemed as domestic waste by laws and administrative regulations. It can generally be divided into kitchen waste, recyclable waste, toxic and hazardous waste and other waste, such as leftovers, paper, plastic, glass, batteries, fluorescent tubes, etc. discarded in people's daily lives. There are many flammable substances in domestic waste. Direct landfill of these substances will not only cause energy waste but also aggravate ecological pollution.

[0003] Prior art CN115254888B discloses a harmless treatment device for domestic waste and a method thereof, comprising a screening mechanism, a wastewater treatment mechanism is arranged on the right side of the screening mechanism, and a sediment recovery mechanism is fixed at the bottom of the screening mechanism. The device can separate the combustible materials in the domestic waste from the sediment.

[0004] Although the above-mentioned device can separate the combustible materials, the combustible materials in the domestic waste are directly used as fuel, which is prone to incomplete combustion. In order to solve this problem, it is generally necessary to mix the materials with combustion-supporting materials to improve the combustibility of the waste. However, the existing mixing equipment cannot directly process the waste and mix the combustion-supporting materials when used, resulting in certain defects in application. For this reason, we provide a rapid harmless treatment device for domestic waste landfills. Summary of the invention

[0005] The object of the present invention is to provide a rapid harmless treatment device for domestic waste landfills to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above object, the present invention provides the following technical solutions: A rapid harmless treatment device for a domestic waste landfill comprises a support frame, a crushing box is provided on one side of the support frame, a stirring bucket is provided at the lower end of the support frame, a material storage box is provided on the other side of the support frame, a feed port is provided at the upper end of the material storage box, and a crushing assembly for crushing waste is provided inside the crushing box; The lower ends of the crushing box and the storage box are both provided with a discharge pipe, the lower ends of the discharge pipe are respectively connected to the upper ends of the mixing barrel on both sides, and the discharge pipe is provided with a discharger for discharging materials; The discharging device comprises a cylindrical shell, two ends of the cylindrical shell are provided with inner convex ring platforms, one end of the cylindrical shell is rotatably connected to a rotating disk, the other end of the cylindrical shell is rotatably connected to a rotating ring, a discharging shaft is fixedly connected between the rotating ring and the rotating disk, the discharging shaft is located inside the discharging pipe and is fixedly connected to a plurality of unloading plates, two ends of the unloading plates are respectively fixedly connected to the rotating ring and the rotating disk, one end of the discharging shaft close to the rotating ring is fixedly connected to a threaded rod, a threaded sleeve is threadedly connected to the threaded rod, a rotating handle is fixedly connected to the threaded sleeve, a mounting disk is rotatably connected to the threaded sleeve, a spring is passed through the threaded rod at a position between the threaded sleeve and the unloading plate, and a plurality of adjusting sliders slidably connected to the unloading plate are fixedly connected to the mounting disk.

[0007] The mixing barrel is provided with a mixing assembly for mixing the crushed garbage and the combustion-supporting material; The lower end of the mixing barrel is also provided with a forming tube, and the inside of the forming tube is provided with a forming component for extruding the mixed material into a shape; A driving assembly for driving the crushing assembly, the mixing assembly, the forming assembly and the discharge shaft to operate is arranged between the material storage box and the crushing box.

[0008] As a further solution of the present invention: the crushing assembly includes a first crushing shaft, and the two first crushing shafts are rotatably connected to the upper end of the crushing box, and the two first crushing shafts are fixedly connected to the crushing rollers that cooperate with each other at the positions inside the crushing box, and the ends of the first crushing shafts that pass through the crushing box are fixedly connected to gears, and the two gears are meshed with each other. The bottom of the crushing box is fixedly connected to a crushing chamber, and a plurality of leakage holes are provided on the crushing chamber. The position of the crushing box inside the crushing chamber is rotatably connected to the second crushing shaft, and the second crushing shaft is fixedly connected to a crushing roller, and the first crushing shaft and the second crushing shaft are installed with a second pulley at one end away from the gear, and a second transmission belt is installed between the two second pulleys, and guide plates are also fixedly connected to both sides of the upper end of the crushing box, and a feeding assembly for feeding is also provided on one side of the crushing box.

[0009] As a further solution of the present invention: the feeding assembly includes a feeding hopper, which is connected to the crushing box, and both ends of the feed hopper are rotatably connected to transmission rollers, a conveyor belt is installed between the two transmission rollers, and a groove wheel is fixedly connected to the connecting shaft at one end of the transmission roller close to the crushing box, and a dial that cooperates with the groove wheel is installed at the end of the first crushing shaft close to the groove wheel.

[0010] As a further solution of the present invention: the mixing assembly includes a stirring shaft, which is rotatably connected to the inside of the stirring barrel, and the stirring shaft is fixedly connected to a plurality of stirring blades at the position inside the stirring barrel, and the upper end of the stirring shaft is also fixedly connected to a worm gear at the position where it passes through the stirring barrel.

[0011] As a further solution of the present invention: the molding assembly includes a spiral extrusion rod, the spiral extrusion rod is rotatably connected to the inside of the molding tube, and a detachable extrusion die is also installed at the end of the molding tube.

[0012] As a further solution of the present invention: the driving assembly includes a mounting frame, the mounting frame is fixedly connected at a position between the crushing box and the lower end of the storage box, a driving motor is installed on one side of the mounting frame, a power shaft is installed on the output end of the driving motor, a worm is provided on the power shaft, the worm is meshed with the worm wheel, a first transmission assembly for transmission is provided between the power shaft and the spiral extrusion rod, a second transmission assembly for transmission is provided between the power shaft and the second crushing shaft, and a third transmission assembly for transmission is provided between the power shaft and the two discharge shafts.

[0013] As a further solution of the present invention: the first transmission assembly includes a first pulley, the first pulley is installed at the position where the connecting shaft at one end of the spiral extrusion rod passes through the mixing barrel, a three-groove pulley is installed at the end of the power shaft, and a first transmission belt is installed between the first pulley and the three-groove pulley.

[0014] As a further solution of the present invention: the second transmission assembly includes a third pulley, the third pulley is installed at one end of the second crushing shaft, and a third transmission belt is installed between the third pulley and the three-groove pulley.

[0015] As a further solution of the present invention: the third transmission assembly includes a synchronous wheel, and the synchronous wheel is installed at the end of the discharge shaft. A synchronous belt for transmission is provided between the two synchronous wheels and the discharge shaft.

[0016] As a further solution of the present invention: tensioning wheels for tensioning the synchronous belt are provided at positions on both sides of the mounting frame located on the three-groove pulley.

[0017] Compared with the prior art, the present invention has the following beneficial effects: 1. The present invention can crush the combustible waste during operation by means of the crushing assembly, and after crushing, the crushed waste and the combustion-supporting material are discharged into the mixing barrel through the discharge device and the discharge pipe, and then mixed by the stirring assembly, and then made into fuel rods through the molding assembly, so as to facilitate full combustion and avoid the problem of incomplete combustion during combustion.

[0018] 2. The present invention can drive the conveyor belt to operate intermittently during operation by means of the dial and the groove wheel, thereby controlling the garbage entering the crushing box and preventing excessive garbage from flowing into the crushing box and causing equipment blockage.

[0019] 3. The present invention can control the garbage and combustion-supporting materials entering the mixing barrel respectively by setting two dischargers during operation. The amount of material discharged when the discharge plate rotates can be controlled by adjusting the depth of the adjusting slider inserted into the cylindrical shell during operation. The deeper the adjusting slider is inserted, the less material is discharged, and the more material is discharged, and the discharge plates on both sides rotate synchronously at the same time, so that the mixing ratio of garbage and combustion-supporting materials can be adjusted according to actual conditions during operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of the present invention.

[0021] Figure 2 It is a structural schematic diagram of the other side in the present invention.

[0022] Figure 3 It is a schematic diagram of the local structure in the present invention.

[0023] Figure 4 It is a schematic diagram of the structure of the crushing component in the present invention.

[0024] Figure 5 It is a schematic structural diagram of the other side of the crushing assembly in the present invention.

[0025] Figure 6 It is a schematic diagram of the internal structure of the crushing box in the present invention.

[0026] Figure 7 It is a schematic cross-sectional structural diagram of the feed hopper in the present invention.

[0027] Figure 8 It is a schematic diagram of the cross-sectional structure of the discharger in the present invention.

[0028] Fig. 9 It is a schematic diagram of the disassembled structure of the discharger in the present invention.

[0029] Fig.10 It is a schematic diagram of the structure of the cylindrical shell in the present invention.

[0030] Fig.11 It is a schematic cross-sectional view of the stirring barrel in the present invention.

[0031] Wherein: 1. support frame; 2. crushing box; 3. storage box; 4. discharger; 5. discharge pipe; 6. forming pipe; 7. mixing barrel; 10. feed hopper; 11. transmission roller; 12. conveyor belt; 13. groove wheel; 14. driving motor; 15. mounting frame; 16. first transmission belt; 17. first pulley; 18. guide plate; 19. first crushing shaft; 20. crushing roller; 21. crushing chamber; 22. crushing roller; 23. gear; 24. dial; 25. second pulley; 26. second transmission belt; 27. second crushing shaft; 28. worm gear; 29. ​​stirring shaft; 30. spiral extrusion rod; 31. extrusion mold; 32. power shaft; 33. worm; 34. three-groove pulley; 35. synchronous belt; 36. synchronous wheel; 37. tensioning wheel; 38. third pulley; 39. third transmission belt.

[0032] 401, discharge shaft; 402, rotating disk; 403, mounting disk; 404, inner convex ring platform; 405, threaded rod; 406, adjusting slider; 407, rotating ring; 408, discharge plate; 409, cylindrical shell; 410, spring; 411, threaded sleeve; 412, rotating handle. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0034] See also Figure 1-Figure 11 In an embodiment of the present invention, a rapid harmless treatment device for a domestic waste landfill includes a support frame 1, a crushing box 2 is provided on one side of the support frame 1, a stirring barrel 7 is provided at the lower end of the support frame 1, a storage box 3 is provided on the other side of the support frame 1, a feed port is provided at the upper end of the storage box 3, and a crushing assembly for crushing garbage is provided inside the crushing box 2; the storage box 3 can be used to store the required combustion-supporting material powder when in use, and the crushing assembly can crush the combustible garbage to facilitate subsequent mixing with the combustion-supporting material powder.

[0035] The crushing assembly includes a first crushing shaft 19, and the two first crushing shafts 19 are rotatably connected to the upper end of the crushing box 2. The two first crushing shafts 19 are fixedly connected to the crushing rollers 20 that match each other at the positions inside the crushing box 2. The ends of the first crushing shafts 19 that pass through the crushing box 2 are fixedly connected to the gears 23, and the two gears 23 are meshed with each other. The bottom of the crushing box 2 is fixedly connected to the crushing chamber 21, and the crushing chamber 21 is provided with a plurality of leakage holes. The crushing box 2 is rotatably connected to the second crushing shaft 27 at the position inside the crushing chamber 21, and the second crushing shaft 27 is fixedly connected to the crushing roller 22. The ends of the first crushing shafts 19 and the second crushing shafts 27 away from the gears 23 are both installed. There is a second pulley 25, and a second transmission belt 26 is installed between the two second pulleys 25. Guide plates 18 are also fixedly connected to both sides of the upper end of the crushing box 2. One side of the crushing box 2 is also provided with a feeding assembly for feeding. During operation, the driving assembly drives the second crushing shaft 27 to rotate, and the rotation of the second crushing shaft 27 drives the second transmission belt 26 and the second pulley 25, which can then drive the first crushing shaft 19 to rotate, and then the two first crushing shafts 19 can rotate relative to each other under the action of the gear 23, and the two crushing rollers 20 can rotate relative to each other to perform preliminary crushing on the garbage, and then the garbage falls into the crushing chamber 21 and is crushed under the rotation of the crushing roller 22, and the crushed garbage leaks out from the leakage hole.

[0036] The lower ends of the crushing box 2 and the storage box 3 are both provided with a discharge pipe 5, the lower ends of the discharge pipe 5 are respectively connected to the two sides of the upper end of the mixing barrel 7, and the discharge pipe 5 is provided with a discharge device 4 for discharging materials; the feeding assembly includes a feed hopper 10, the feed hopper 10 is connected to the crushing box 2, and the two ends of the feed hopper 10 are rotatably connected to the transmission rollers 11, and a conveyor belt 12 is installed between the two transmission rollers 11. A groove wheel 13 is fixedly connected to the connecting shaft at one end of the transmission roller 11 close to the crushing box 2, and a dial 24 cooperating with the groove wheel 13 is installed at the end of the first crushing shaft 19 close to the groove wheel 13; during operation, the rotation of the gear 23 can drive the dial 24, the rotation of the dial 24 can drive the groove wheel 13 to rotate intermittently, and the intermittent rotation of the groove wheel 13 can drive the conveyor belt 12 to operate intermittently.

[0037] The discharge device 4 includes a cylindrical shell 409, both ends of which are provided with inner convex ring platforms 404, one end of the cylindrical shell 409 is rotatably connected to a rotating disk 402, and the other end of the cylindrical shell 409 is rotatably connected to a rotating ring 407, a discharge shaft 401 is fixedly connected between the rotating ring 407 and the rotating disk 402, the discharge shaft 401 is located inside the discharge pipe 5 and is fixedly connected to a plurality of unloading plates 408, both ends of the unloading plates 408 are respectively fixedly connected to the rotating ring 407 and the rotating disk 402, one end of the discharge shaft 401 close to the rotating ring 407 is fixedly connected to a threaded rod 405, a threaded sleeve 411 is threadedly connected to the threaded rod 405, a rotating handle 412 is fixedly connected to the threaded sleeve 411, a mounting disk 403 is rotatably connected to the threaded sleeve 411, and the threaded rod 405 is located between the threaded sleeve 411 and the unloading plate A spring 410 is inserted into the position between 408, and a plurality of adjusting sliders 406 slidably connected to the unloading paddle plate 408 are fixedly connected to the mounting disk 403; during operation, the discharge shaft 401 rotates to drive the unloading paddle plate 408 to rotate, and the rotation of the unloading paddle plate 408 can push the material downward to realize discharge. At the same time, when the discharge amount needs to be adjusted, the threaded sleeve 411 is rotated by rotating the rotating handle 412, and the rotation of the threaded sleeve 411 can drive the mounting disk 403 to move along the threaded rod 405, so as to adjust the position of the adjusting slider 406. The adjustment of the position of the adjusting slider 406 can change the space of the blank of the unloading paddle plate 408. The deeper the adjusting slider 406 is inserted, the less the discharge, and the more the discharge, the more the material, and the unloading paddle plates 408 on both sides rotate synchronously, so as to adjust the mixing ratio of garbage and combustion-supporting materials according to actual conditions during operation.

[0038] The mixing barrel 7 is provided with a mixing assembly for mixing the crushed garbage and the combustion-supporting material; the mixing assembly includes a stirring shaft 29, which is rotatably connected to the inside of the stirring barrel 7, and the stirring shaft 29 is located in the position inside the stirring barrel 7 and is fixedly connected to a plurality of stirring blades, and the upper end of the stirring shaft 29 is also fixedly connected to the position where it passes through the stirring barrel 7; the lower end of the stirring barrel 7 is also provided with a forming tube 6, and the forming tube 6 is provided with a forming assembly for extruding the mixed material; the forming assembly includes a spiral extrusion rod 30, which is rotatably connected to the inside of the forming tube 6, and a detachable extrusion die 31 is also installed at the end of the forming tube 6; when working, the driving assembly drives the worm gear 28 to rotate, the worm gear 28 rotates to drive the stirring shaft 29, and the stirring shaft 29 rotates to drive the stirring blades to operate, thereby achieving the mixing of garbage and the combustion-supporting material, and the mixed material will fall into the forming tube 6, and then move to the extrusion die 31 under the action of the spiral extrusion rod 30, and be extruded from the extrusion die 31 to make the required fuel rod.

[0039] A driving assembly for driving the crushing assembly, the mixing assembly, the molding assembly and the discharge shaft 401 to operate is provided between the storage box 3 and the crushing box 2; the driving assembly includes a mounting frame 15, the mounting frame 15 is fixedly connected to a position between the crushing box 2 and the lower end of the storage box 3, a driving motor 14 is installed on one side of the mounting frame 15, a power shaft 32 is installed at the output end of the driving motor 14, a worm 33 is provided on the power shaft 32, the worm 33 is meshed with the worm wheel 28, and a first transmission assembly for transmission is provided between the power shaft 32 and the spiral extrusion rod 30, A second transmission assembly for transmission is provided between the power shaft 32 and the second crushing shaft 27, and a third transmission assembly for transmission is provided between the power shaft 32 and the two discharge shafts 401; during operation, the driving motor 14 drives the power shaft 32 to rotate, the rotation of the power shaft 32 drives the worm 33 to rotate, the rotation of the worm 33 drives the worm wheel 28 to rotate, and when the power shaft 32 rotates, it will also drive the first transmission assembly, the second transmission assembly and the third transmission assembly, thereby driving the spiral extrusion rod 30, the discharge shaft 401 and the second crushing shaft 27 to rotate.

[0040] The first transmission assembly includes a first pulley 17, which is installed at the position where the connecting shaft at one end of the spiral extrusion rod 30 passes through the mixing barrel 7, and a three-groove pulley 34 is installed at the end of the power shaft 32, and a first transmission belt 16 is installed between the first pulley 17 and the three-groove pulley 34; the second transmission assembly includes a third pulley 38, which is installed at the position of one end of the second crushing shaft 27, and a third transmission belt 39 is installed between the third pulley 38 and the three-groove pulley 34; the third transmission assembly includes a synchronous wheel 36, which is installed on the discharge shaft 40 1, a synchronous belt 35 for transmission is provided between the two synchronous wheels 36 and the discharge shaft 401; the mounting frame 15 is provided with a tensioning wheel 37 for tensioning the synchronous belt 35 at both sides of the three-groove pulley 34; when working, the three-groove pulley 34 rotates to drive the third transmission belt 39, the first transmission belt 16 and the synchronous belt 35 to rotate, and then respectively drive the third pulley 38, the first pulley 17 and the synchronous wheel 36 to operate, and the third pulley 38, the first pulley 17 and the synchronous wheel 36 can respectively drive the second crushing shaft 27, the spiral extrusion rod 30 and the discharge shaft 401 to rotate.

[0041] The working principle of the present invention is: when working, first add a proper amount of combustion-supporting material powder into the storage box 3, then start the drive motor 14, the drive motor 14 drives the power shaft 32 to rotate, the power shaft 32 rotates to drive the worm 33 to rotate, the worm 33 rotates to drive the worm wheel 28 to rotate, and the power shaft 32 rotates to drive the first transmission assembly, the second transmission assembly and the third transmission assembly, and then drive the spiral extruder rod 30, the discharge shaft 401 and the second crushing shaft 27 to rotate, and then put the combustible garbage into the feed hopper 10, and then the conveyor belt 12 runs intermittently to send the garbage into the crushing box 2, the second crushing shaft 27 rotates to drive the second transmission belt 26 and the second pulley 25, and then can drive the first crushing shaft 19 rotates, and then the two first crushing shafts 19 can rotate relative to each other under the action of the gear 23, and the two crushing rollers 20 rotate relative to each other to perform preliminary crushing on the garbage, and then the garbage falls into the crushing chamber 21, and is crushed under the rotation of the crushing roller 22. The crushed garbage leaks out from the leakage hole, and then the discharge shaft 401 rotates to send the crushed garbage and combustion-supporting powder into the mixing barrel 7. At the same time, the worm gear 28 rotates to drive the stirring shaft 29, and the stirring shaft 29 rotates to drive the stirring blade to operate, thereby realizing the mixing of the garbage and the combustion-supporting material. The mixed material will fall into the forming tube 6, and then move to the extrusion mold 31 under the action of the spiral extrusion rod 30, and be extruded from the extrusion mold 31 to make the required fuel rod.

[0042] It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Although this specification is described in accordance with the implementation modes, not every implementation mode includes only one technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A rapid harmless treatment device for a domestic waste landfill, comprising a support frame (1), a crushing box (2) is provided on one side of the support frame (1), a stirring barrel (7) is provided at the lower end of the support frame (1), a material storage box (3) is provided on the other side of the support frame (1), and a feed port is provided at the upper end of the material storage box (3), characterized in that: The pulverizing box (2) is provided with a pulverizing assembly for pulverizing garbage; The lower ends of the crushing box (2) and the storage box (3) are both provided with a discharge pipe (5), the lower ends of the discharge pipe (5) are respectively connected to both sides of the upper end of the mixing barrel (7), and the discharge pipe (5) is provided with a discharge device (4) for discharging materials; The discharge device (4) comprises a cylindrical shell (409), both ends of the cylindrical shell (409) are provided with inner convex annular platforms (404), one end of the cylindrical shell (409) is rotatably connected to a rotating disk (402), the other end of the cylindrical shell (409) is rotatably connected to a rotating ring (407), a discharge shaft (401) is fixedly connected between the rotating ring (407) and the rotating disk (402), the discharge shaft (401) is located inside the discharge pipe (5) and is fixedly connected to a plurality of discharge plates (408), the two ends of the discharge plates (408) are respectively connected to the rotating ring (407) and the rotating disk (402). 2) fixed connection, one end of the discharge shaft (401) close to the rotating ring (407) is fixedly connected to a threaded rod (405), a threaded sleeve (411) is threadedly connected to the threaded rod (405), a rotating handle (412) is fixedly connected to the threaded sleeve (411), a mounting plate (403) is rotatably connected to the threaded sleeve (411), a spring (410) is inserted through the threaded rod (405) at a position between the threaded sleeve (411) and the discharge plate (408), and a plurality of adjusting sliders (406) slidably connected to the discharge plate (408) are fixedly connected to the mounting plate (403); The mixing barrel (7) is provided with a mixing component for mixing the crushed garbage and the combustion-supporting material; The lower end of the mixing barrel (7) is also provided with a forming tube (6), and a forming assembly for extruding the mixed material is provided inside the forming tube (6); A driving assembly for driving the pulverizing assembly, the mixing assembly, the forming assembly and the discharge shaft (401) to operate is provided between the material storage box (3) and the pulverizing box (2).

2. A rapid harmless treatment device for domestic waste landfill according to claim 1, characterized in that: The pulverizing assembly comprises a first pulverizing shaft (19), the two first pulverizing shafts (19) are rotatably connected to the upper end of the pulverizing box (2), the two first pulverizing shafts (19) are fixedly connected to mutually matching crushing rollers (20) at the positions inside the pulverizing box (2), the ends of the first pulverizing shafts (19) passing through the pulverizing box (2) are fixedly connected to gears (23), the two gears (23) are meshed with each other, the bottom of the pulverizing box (2) is fixedly connected to a pulverizing chamber (21), and the pulverizing chamber (21) is provided with a plurality of leakage holes, The pulverizing box (2) is rotatably connected to a second pulverizing shaft (27) located inside the pulverizing chamber (21), a pulverizing roller (22) is fixedly connected to the second pulverizing shaft (27), a second pulley (25) is installed at one end of the first pulverizing shaft (19) and the second pulverizing shaft (27) away from the gear (23), a second transmission belt (26) is installed between the two second pulleys (25), guide plates (18) are fixedly connected to both sides of the upper end of the pulverizing box (2), and a feeding assembly for feeding is also provided on one side of the pulverizing box (2).

3. A rapid harmless treatment device for domestic waste landfill according to claim 2, characterized in that: The feed assembly comprises a feed hopper (10), the feed hopper (10) being connected to a crushing box (2), the feed hopper (10) having drive rollers (11) rotatably connected at both ends thereof, a conveyor belt (12) being installed between the two drive rollers (11), a groove wheel (13) being fixedly connected to a connecting shaft at one end of the drive roller (11) close to the crushing box (2), and a dial (24) cooperating with the groove wheel (13) being installed at one end of the first crushing shaft (19) close to the groove wheel (13).

4. A rapid harmless treatment device for domestic waste landfill according to claim 2, characterized in that: The mixing assembly comprises a stirring shaft (29), the stirring shaft (29) being rotatably connected to the inside of the stirring barrel (7), a plurality of stirring blades being fixedly connected to the stirring shaft (29) at a position inside the stirring barrel (7), and a worm gear (28) being fixedly connected to the position where the upper end of the stirring shaft (29) passes through the stirring barrel (7).

5. A rapid harmless treatment device for domestic waste landfill according to claim 4, characterized in that: The molding assembly comprises a spiral extrusion rod (30), the spiral extrusion rod (30) being rotatably connected to the inside of a molding tube (6), and a detachable extrusion die (31) being installed at the end of the molding tube (6).

6. A rapid harmless treatment device for domestic waste landfill according to claim 5, characterized in that: The drive assembly comprises a mounting frame (15), the mounting frame (15) being fixedly connected to a position between the crushing box (2) and the lower end of the material storage box (3), a drive motor (14) being mounted on one side of the mounting frame (15), a power shaft (32) being mounted on the output end of the drive motor (14), a worm (33) being disposed on the power shaft (32), the worm (33) being meshed with a worm wheel (28), a first transmission assembly for transmission being disposed between the power shaft (32) and the spiral extrusion rod (30), a second transmission assembly for transmission being disposed between the power shaft (32) and the second crushing shaft (27), and a third transmission assembly for transmission being disposed between the power shaft (32) and the two discharge shafts (401).

7. A rapid harmless treatment device for domestic waste landfill according to claim 6, characterized in that: The first transmission assembly comprises a first pulley (17), the first pulley (17) being mounted at a position where a connecting shaft at one end of the spiral extrusion rod (30) passes through the mixing barrel (7), a three-groove pulley (34) being mounted at the end of the power shaft (32), and a first transmission belt (16) being mounted between the first pulley (17) and the three-groove pulley (34).

8. A rapid harmless treatment device for domestic waste landfill according to claim 7, characterized in that: The second transmission assembly comprises a third belt pulley (38), the third belt pulley (38) being mounted at one end of the second crushing shaft (27), and a third transmission belt (39) being mounted between the third belt pulley (38) and the three-groove belt pulley (34).

9. The rapid harmless treatment device for domestic waste landfill according to claim 7, characterized in that: The third transmission assembly comprises a synchronous wheel (36), wherein the synchronous wheel (36) is mounted on the end of the discharge shaft (401), and a synchronous belt (35) for transmission is provided between the two synchronous wheels (36) and the discharge shaft (401).

10. A rapid harmless treatment device for domestic waste landfill according to claim 9, characterized in that: The mounting frame (15) is provided with tensioning wheels (37) for tensioning the synchronous belt (35) at positions on both sides of the three-groove pulley (34).

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