Hazardous waste treatment crushing device

Abstract

The utility model discloses a hazardous waste treatment smashing device which comprises a shell, the upper end of the shell is fixedly connected with a feeding hopper, the inner bottom of the feeding hopper is communicated with the inner top of the shell, a discharging port is formed in the inner bottom of the shell, two smashing rollers are rotationally connected between the inner wall of the front side and the inner wall of the rear side of the shell, and a discharging port is formed in the middle of the shell. An inclined first filter plate is arranged in the shell, two abutting rods are symmetrically and fixedly connected to the lower end of the first filter plate, a transmission shaft is rotationally connected to the rear side wall of the shell, the front end of the transmission shaft penetrates through the shell and extends into the shell, and two cams are fixedly connected to the outer portion of the transmission shaft. The two cams make contact with the lower ends of the corresponding abutting rods. According to the device, through cooperation of the draught fan, the hollow strip and other structures, gas in the shell is circulated, dust generated in the crushing process can be recycled and prevented from overflowing into air, unpleasant smell can be adsorbed, and the influence on the working environment is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of hazardous waste crushing, in particular to a hazardous waste treatment and crushing device. Background Art

[0002] Hazardous waste refers to wastes listed in the national hazardous waste catalog or identified as having hazardous characteristics according to the national hazardous waste identification standards and identification methods. When hazardous wastes are physically treated, the structure of solid wastes is changed through concentration or phase change to make it easier to transport, store, use or dispose of, including compaction, crushing, sorting, thickening, adsorption and extraction methods;

[0003] Crushing is a common physical treatment method. However, when the pulverizer is used to crush hazardous waste, some hazardous wastes, such as some chemical wastes that are toxic, corrosive, and flammable and explosive, will produce a lot of dust and unpleasant odors when they are crushed. If they escape into the air, they will pollute the surrounding environment and affect the health of the workers. Therefore, we need to solve this problem. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a hazardous waste treatment and crushing device. The device circulates the gas inside the shell through the cooperation of structures such as a fan and a hollow bar, which can not only recover the dust generated during the crushing process and prevent the dust from overflowing into the air, but also absorb unpleasant odors and reduce the impact on the working environment.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A hazardous waste treatment and crushing device comprises a shell, the upper end of which is fixedly connected to a feed hopper, the inner bottom of which is communicated with the inner top of the shell, a discharge port is provided at the inner bottom of the shell, two crushing rollers are rotatably connected between the front and rear inner walls of the shell, an inclined first filter plate is arranged inside the shell, two push rods are symmetrically fixedly connected to the lower end of the first filter plate, a transmission shaft is rotatably connected to the rear side wall of the shell, the front end of the transmission shaft passes through the shell and extends to the inside of the shell, two cams are fixedly connected to the outside of the transmission shaft, and the two cams are both connected to the opposite The lower ends of the two sliding bars are in contact with the corresponding abutment rods, and the inner bottom of the shell is symmetrically fixedly connected with two sliding bars, both of which penetrate the first filter plate, and both of the sliding bars are slidably connected with sliding blocks, and the upper ends of the two sliding blocks are fixedly connected to the lower end of the first filter plate, and the lower ends of the two sliding blocks are fixedly connected with springs, and the other ends of the two springs are fixedly connected to the inner bottom of the shell, and the right side wall of the shell is fixedly connected with a collecting box, and the collecting box is connected with the shell through a through port, and the left and right inner walls of the top space of the shell are provided with hollow bars, and the lower ends of the two hollow bars are provided with multiple openings.

[0007] Preferably, a plurality of support columns are fixedly connected to the lower end of the shell.

[0008] Preferably, the front ends of the rotating shaft parts of the two crushing rollers extend to the outside and are equipped with gears, and the two gears are meshed.

[0009] Preferably, a motor is installed on the rear side of the shell, and the end of the output shaft of the motor extends into the interior of the shell and is fixedly connected to the rear end of the pulverizing roller located on the left side.

[0010] Preferably, the rear end of the rotating shaft part of the crushing roller located on the right side extends to the outside, and the rear end of the rotating shaft part of the crushing roller located on the right side is connected to the rear end of the transmission shaft through a transmission structure. The transmission structure is two pulleys, and the two pulleys are respectively installed on the rear end of the rotating shaft part of the crushing roller located on the right side and the rear end of the transmission shaft, and the two pulleys are connected through belt transmission.

[0011] Preferably, a fan is installed on the left side wall of the shell, a rectangular box is fixedly connected to the left side wall of the shell, a second filter plate is installed in the rectangular box, an activated carbon plate is installed in the rectangular box, the air inlet end of the fan extends to the bottom space of the rectangular box through an air inlet pipe, the top space of the rectangular box is connected to the hollow bar on the left side through a connecting pipe, and the air outlet end of the fan is connected to the hollow bar on the right side through an air outlet pipe.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. Through the coordination of the fan and hollow bars, the air inlet end of the fan draws the gas inside the shell into the rectangular box through the hollow bars, and then draws it back into the shell. Through the circulating gas, the second filter plate in the rectangular box blocks the dust, and the dust gathers on the filter plate, which is convenient for collecting and processing the dust. The activated carbon plate will absorb the unpleasant odor and reduce the pollution to the environment.

[0014] 2. The transmission shaft rotates, which in turn drives the two cams to rotate. Under the elastic action of the two springs, the lower ends of the two levers abut against the corresponding cams. The levers move up and down with the rotation of the cams, so the first filter plate shakes up and down to filter the crushed hazardous waste. The crushed materials that do not meet the specifications will fall into the collection box for re-crushing.

[0015] To summarize, through the coordination of structures such as the fan and hollow bars, the gas inside the circulating shell is used, and the second filter plate and activated carbon are used to treat the odor and dust generated during the crushing, thereby reducing the impact on the surrounding environment and improving the working comfort of the staff. In addition, the first filter plate can shake up and down to improve the filtration efficiency and facilitate the re-crushing of unqualified hazardous waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of a hazardous waste treatment and crushing device proposed by the utility model;

[0017] Figure 2 for Figure 1 Schematic diagram of the rear side;

[0018] Figure 3 for Figure 1 Schematic cross-sectional view of ;

[0019] Figure 4 for Figure 3 Enlarged view of point A.

[0020] In the figure: 1 shell, 2 support column, 3 feed hopper, 4 discharge port, 5 crushing roller, 6 gear, 7 motor, 8 first filter plate, 9 push rod, 10 transmission shaft, 11 cam, 12 slider, 13 slide bar, 14 spring, 15 transmission structure, 16 through port, 17 collection box, 18 hollow bar, 19 fan, 20 rectangular box, 21 second filter plate, 22 activated carbon plate. 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 of the embodiments.

[0022] Reference Figure 1-Figure 4, a hazardous waste treatment and crushing device, comprising a shell 1, a plurality of support columns 2 are fixedly connected to the lower end of the shell 1, a feed hopper 3 is fixedly connected to the upper end of the shell 1, the inner bottom of the feed hopper 3 is connected to the inner top of the shell 1, a discharge port 4 is provided at the inner bottom of the shell 1, a sealing plug is provided at the discharge port 4, two crushing rollers 5 are rotatably connected between the front and rear inner walls of the shell 1, the front ends of the rotating shaft parts of the two crushing rollers 5 are extended to the outside, and gears 6 are installed, the two gears 6 are meshed, a motor 7 is installed at the rear side of the shell 1, the output shaft end of the motor 7 extends to the inside of the shell 1, and is fixedly connected to the rear end of the crushing roller 5 located on the left side, an inclined first filter plate 8 is provided inside the shell 1, and two abutment rods 9 are symmetrically fixedly connected to the lower end of the first filter plate 8, and the lower end surfaces of the two abutment rods 9 are both arc surfaces, and a transmission shaft 10 is rotatably connected to the rear side wall of the shell 1, and the front end of the transmission shaft 10 passes through the shell 1 and extends to the inside of the shell 1;

[0023] Among them, the outside of the transmission shaft 10 is fixedly connected with two cams 11, and the two cams 11 are in contact with the lower ends of the corresponding push rods 9. The inner bottom of the shell 1 is symmetrically fixedly connected with two slide bars 13, and the two slide bars 13 pass through the first filter plate 8. The two slide bars 13 are slidably connected with sliders 12. The upper ends of the two sliders 12 are fixedly connected with the lower end of the first filter plate 8, and the lower ends of the two sliders 12 are fixedly connected with springs 14. The other ends of the two springs 14 are fixedly connected with the inner bottom of the shell 1. The rear end of the rotating shaft part of the crushing roller 5 on the right side extends to the outside, and the rear end of the rotating shaft part of the crushing roller 5 on the right side is connected to the rear end of the transmission shaft 10 through a transmission structure 15. The transmission structure 15 is two pulleys, which are respectively installed at the rear end of the rotating shaft part of the crushing roller 5 on the right side and the rear end of the transmission shaft 10, and the two pulleys are connected through belt transmission;

[0024] Among them, a collecting box 17 is fixedly connected to the right side wall of the shell 1, a first transparent sealing door is arranged on the front side of the collecting box 17, the collecting box 17 is connected with the shell 1 through the through hole 16, hollow bars 18 are arranged on the left and right inner walls of the top space of the shell 1, and a plurality of openings are opened at the lower ends of the two hollow bars 18, a fan 19 is installed on the left side wall of the shell 1, a rectangular box 20 is fixedly connected to the left side wall of the shell 1, a second transparent sealing door is arranged on the left side of the rectangular box 20, a second filter plate 21 is installed in the rectangular box 20, an activated carbon plate 22 is installed in the rectangular box 20, the air inlet end of the fan 19 extends to the bottom space of the rectangular box 20 through the air inlet pipe, the top space of the rectangular box 20 is connected with the hollow bar 18 on the left side through the connecting pipe, and the air outlet end of the fan 19 is connected with the hollow bar 18 on the right side through the air outlet pipe.

[0025] In the utility model, when in use, the staff opens the bucket cover, puts the material into the shell 1, then closes the bucket cover, and then starts the motor 7 and the fan 19. After the motor 7 is started, it will drive the crushing roller 5 on the left to rotate. Due to the meshing of the two gears 6, the crushing roller 5 on the right also rotates with the crushing roller 5 on the left to crush the material. The crushed waste will fall on the first filter plate 8, and after the fan 19 is started, the gas inside the shell 1 will be sucked into the rectangular box 20 through the hollow bar 18 on the left. Due to the obstruction of the second filter plate 21, the dust will gather on the second filter plate 21. The second transparent sealing door on the front side of the rectangular box 20 can be opened to process the dust, and the activated carbon plate 22 inside the rectangular box 20 will absorb the unpleasant odor. The treated gas will then return to the inside of the shell 1 through the hollow bar 18 on the right. Through the circulating gas, the second filter plate 21 and the activated carbon plate 22 are cooperated to process the dust and the unpleasant gas, thereby reducing the impact on the working environment and improving the working comfort of the staff.

[0026] In the above process, the motor 7 rotates and also drives the transmission shaft 10 to rotate through the transmission structure 15. The transmission shaft 10 rotates and drives the two cams 11 to rotate. During the rotation process, when the two cams 11 contact the corresponding push rods 9, the first filter plate 8 will be pushed up, and the two sliders 12 will also move up. When the two cams 11 are separated from the corresponding push rods 9, the first filter plate 8 will move down under the gravity of the sliders 12 and the elasticity of the springs 14, so that the lower ends of the two push rods 9 continuously resist the corresponding cams 11, and the two push rods 9 move up and down with the rotation of the corresponding cams 11, so that the first filter plate 8 shakes up and down, and the crushed materials that meet the diameter of the filter holes on the first filter plate 8 fall into the bottom space of the shell 1, and then can be collected from the discharge port 4, and the crushed materials that do not meet the specifications fall into the collection box 17 through the through port 16. The crushed materials that do not meet the specifications can be taken out from the collection box 17 and crushed again until they meet the specifications.

[0027] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A hazardous waste treatment and pulverizing device, comprising a housing (1), characterized in that: The upper end of the shell (1) is fixedly connected to a feed hopper (3), the inner bottom of the feed hopper (3) is connected to the inner top of the shell (1), the inner bottom of the shell (1) is provided with a discharge port (4), two crushing rollers (5) are rotatably connected between the front and rear inner walls of the shell (1), a first inclined filter plate (8) is arranged inside the shell (1), the lower end of the first filter plate (8) is symmetrically fixedly connected to two support rods (9), the rear side wall of the shell (1) is rotatably connected to a transmission shaft (10), the transmission shaft (11) is connected to the rear side wall of the shell (1), and the transmission shaft (10) is connected to the rear side wall of the shell (1). The front end of the shaft (10) passes through the shell (1) and extends into the interior of the shell (1). The exterior of the transmission shaft (10) is fixedly connected to two cams (11), and the two cams (11) are in contact with the lower ends of the corresponding push rods (9). The inner bottom of the shell (1) is symmetrically fixedly connected to two sliding rods (13), and the two sliding rods (13) pass through the first filter plate (8). The two sliding rods (13) are slidably connected to sliders (12), and the upper ends of the two sliders (12) are in contact with the lower ends of the first filter plate (8). The two sliders (12) are fixedly connected, the lower ends of the two sliders (12) are fixedly connected to springs (14), the other ends of the two springs (14) are fixedly connected to the inner bottom of the shell (1), the right side wall of the shell (1) is fixedly connected to a collection box (17), the collection box (17) is connected to the shell (1) through a through opening (16), the left and right inner walls of the top space of the shell (1) are both provided with hollow bars (18), the lower ends of the two hollow bars (18) are both provided with a plurality of openings, and the left side wall of the shell (1) is provided with a plurality of openings. A fan (19) is provided. A rectangular box (20) is fixedly connected to the left side wall of the housing (1). A second filter plate (21) is installed in the rectangular box (20). An activated carbon plate (22) is installed in the rectangular box (20). The air inlet end of the fan (19) extends to the bottom space of the rectangular box (20) through an air inlet pipe. The top space of the rectangular box (20) is connected to the hollow bar (18) located on the left side through a connecting pipe. The air outlet end of the fan (19) is connected to the hollow bar (18) located on the right side through an air outlet pipe.

2. A hazardous waste treatment and pulverizing device according to claim 1, characterized in that: A plurality of support columns (2) are fixedly connected to the lower end of the shell (1).

3. A hazardous waste treatment and pulverizing device according to claim 1, characterized in that: The front ends of the rotating shaft parts of the two crushing rollers (5) extend to the outside and are equipped with gears (6), and the two gears (6) are meshed.

4. A hazardous waste treatment and pulverizing device according to claim 1, characterized in that: A motor (7) is installed on the rear side of the housing (1), and the output shaft end of the motor (7) extends into the interior of the housing (1) and is fixedly connected to the rear end of the pulverizing roller (5) located on the left side.

5. The hazardous waste treatment and pulverization device according to claim 1 is characterized in that: The rear end of the rotating shaft portion of the crushing roller (5) located on the right side extends to the outside, and the rear end of the rotating shaft portion of the crushing roller (5) located on the right side is connected to the rear end of the transmission shaft (10) through a transmission structure (15). The transmission structure (15) is two pulleys. The two pulleys are respectively installed on the rear end of the rotating shaft portion of the crushing roller (5) located on the right side and the rear end of the transmission shaft (10), and the two pulleys are connected through belt transmission.

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