CN222606510U - Crushing system for dangerous waste disposal - Google Patents

Abstract

The utility model discloses a crushing system for hazardous waste disposal, which comprises a cylindrical barrel, wherein two vertical supporting legs are symmetrically and fixedly arranged at the lower part of the barrel, a storage bin is fixedly arranged between the two supporting legs, a discharge hole is formed in the bottom of the storage bin, a strip-shaped screening groove is formed in the bottom of the barrel above the storage bin, a screen is arranged in the screening groove, a rotating shaft coincident with the axis of the screening groove is rotatably arranged in the barrel, a first motor for driving the rotating shaft to rotate is arranged at one end of the outer part of the barrel, a helical blade is sleeved on the peripheral wall of the rotating shaft, and a feeding crushing hopper communicated with the inner part of the first motor is fixedly arranged at one end, close to the upper part of the barrel. The utility model can automatically realize screening and secondary crushing of the solid dangerous waste after primary crushing, ensure the crushing effect and improve the crushing efficiency.

Description

Crushing system for dangerous waste disposal

Technical Field

The utility model relates to the technical field of solid hazardous waste treatment equipment, in particular to a crushing system for hazardous waste treatment.

Background

With the development of industry, the hazardous waste generated in the industrial production process is increasing. The annual hazardous waste production worldwide is estimated to be 3.3 hundred million tons. Because of the serious pollution and the potential serious influence caused by the dangerous waste, and the solid dangerous waste is difficult to degrade automatically under natural conditions due to the large volume, the dangerous waste needs to be crushed by corresponding crushing equipment so as to facilitate the subsequent centralized treatment. Most of dangerous waste treatment at the present stage is completed through a single group of crushing rollers, but single crushing operation cannot completely crush dangerous waste, the condition of insufficient crushing exists, and then the dangerous waste which is incompletely crushed is manually screened, collected and secondarily crushed, so that the work is very complicated, and a crushing system for dangerous waste treatment and automatic secondary crushing can be developed.

Disclosure of utility model

The utility model aims to provide a crushing system for dangerous waste disposal, which solves the problem.

In order to solve the technical problems, the utility model adopts the following technical scheme:

The utility model discloses a crushing system for dangerous waste disposal, which comprises a cylindrical barrel body, wherein two vertical supporting legs are symmetrically and fixedly arranged at the lower part of the barrel body, a material accommodating bin is fixedly arranged between the two supporting legs, a discharge hole is formed in the bottom of the material accommodating bin, a strip-shaped screening groove is formed in the bottom of the barrel body above the material accommodating bin, a screen is arranged in the screening groove, a rotating shaft which coincides with the axis of the drum body is rotatably arranged in the barrel body, a first motor for driving the rotating shaft to rotate is arranged at one end of the outer part of the barrel body, a spiral blade is sleeved on the peripheral wall of the rotating shaft, a feeding crushing bucket which is communicated with the inner part of the upper part of the barrel body is fixedly arranged at one end of the barrel body, two first crushing rollers are symmetrically arranged at the inner part of the feeding crushing bucket, a second motor for driving the two first crushing rollers to rotate relatively is arranged at the outer part of the feeding crushing bucket, a material accommodating hole is formed in one end of the barrel body, a rotating shaft which is overlapped with the rotating shaft is arranged at the inner part of the first motor, and two first crushing rollers are symmetrically arranged at the outer part of the second crushing rollers for driving the two crushing rollers.

Further, the bottom plate of holding the feed bin is by keeping away from the direction downward sloping setting of changeing the material mouth, the discharge gate set up in hold the bottom plate of feed bin's lower extreme.

Further, the driving shaft of the second motor is connected with one end of the middle shaft of one of the first crushing rollers, and one ends of the middle shafts of the two first crushing rollers, which are far away from the second motor, respectively extend to the outside of the feeding crushing hopper and are provided with two meshed first gears.

Further, the driving shaft of the third motor is connected with one end of the middle shaft of one of the second crushing rollers, and one ends of the middle shafts of the two second crushing rollers, which are far away from the third motor, respectively extend to the outside of the storage bin and are provided with two meshed second gears.

Compared with the prior art, the utility model has the beneficial technical effects that:

After the solid dangerous waste is subjected to primary crushing, the screening and spiral conveying of the materials after primary crushing can be completed through the cylinder, crushed aggregates meeting the crushing specification enter the collecting bin through the screen, the large-sized crushed aggregates which are not crushed completely are conveyed to the material transferring port and enter the collecting bin after secondary crushing is completed, and finally, the crushed dangerous waste crushed aggregates are discharged from the discharge port at the bottom of the collecting bin together. Therefore, the utility model can automatically realize screening and secondary crushing of the solid dangerous waste after primary crushing, ensure the crushing effect and improve the crushing efficiency.

Drawings

The utility model is further described with reference to the following description of the drawings.

FIG. 1 is a schematic cross-sectional view of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

The reference numerals are 1, a cylinder, 2, supporting legs, 3, a storage bin, 4, a discharge hole, 5, a screening groove, 6, a screen, 7, a rotating shaft, 8, a first motor, 9, a spiral blade, 10, a feeding crushing bucket, 11, a first crushing roller, 12, a second motor, 13, a first gear, 14, a material turning hole, 15, a second crushing roller, 16, a third motor, 17 and a second gear.

Detailed Description

As shown in fig. 1-2, a crushing system for hazardous waste disposal comprises a cylindrical barrel 1, wherein two vertical supporting legs 2 are symmetrically and fixedly arranged at the lower part of the barrel 1, a storage bin 3 is fixedly arranged between the two supporting legs, and a discharge hole 4 is formed in the bottom of the storage bin 3. The bottom of the cylinder body 1 is provided with a strip-shaped screening groove 5 above the storage bin 3, and a screen 6 is arranged in the screening groove 5.

The inside rotation of barrel 1 is installed and is overlapped with its axis's pivot 7, the outside one end of barrel 1 is installed and is used for driving the rotatory first motor 8 of pivot 7, the cover is equipped with helical blade 9 on the perisporium of pivot 7.

The upper part of the cylinder body 1 is fixedly provided with a feeding crushing bucket 10 which is communicated with the inside of the feeding crushing bucket 10 near one end of the first motor 8, two first crushing rollers 11 are symmetrically arranged in the feeding crushing bucket 10 in a rotating mode, and a second motor 12 used for driving the two first crushing rollers 11 to rotate relatively is arranged outside the feeding crushing bucket 10. Specifically, the driving shaft of the second motor 12 is connected with one end of the central shaft of one of the first crushing rollers 11, and the ends of the central shafts of the two first crushing rollers 11, which are far away from the second motor 12, respectively extend to the outside of the feeding crushing hopper 10 and are provided with two meshed first gears 13.

The bottom of the cylinder body 1 is provided with a material rotating opening 14 at one end far away from the first motor 8, two second crushing rollers 15 are symmetrically arranged below the material rotating opening 14 in the storage bin 3 in a rotating mode, and a third motor 16 for driving the two second crushing rollers 15 to rotate relatively is arranged outside the storage bin 3. The driving shaft of the third motor 16 is connected with one end of the middle shaft of one of the second crushing rollers 15, one ends of the middle shafts of the two second crushing rollers 1 far away from the third motor 16 respectively extend to the outside of the storage bin 3 and are provided with two meshed second gears 17

In this embodiment, the bottom plate of the storage bin 3 is disposed in a downward inclined manner in a direction away from the material transfer port 14, and the material outlet 4 is disposed at the lowermost end of the bottom plate of the storage bin 3.

The working process of the utility model is as follows:

And the feeding crushing bin is used for throwing solid dangerous waste to be crushed, the second motor is used for driving the two first crushing rollers to relatively rotate to finish one-time crushing of the solid dangerous waste, and the solid dangerous waste after the primary crushing enters the cylinder body. The first motor drives the rotating shaft to rotate, and solid dangerous waste after primary crushing is conveyed to the material transferring opening in a spiral conveying mode by the feeding crushing hopper under the action of a spiral blade rotating along with the rotating shaft. In the process, the spiral blades can also stir the solid dangerous waste after primary crushing, dangerous waste crushed materials meeting the crushing specification are leaked down by a screen of the screen trough and enter the storage bin, the large uncrushed solid dangerous waste sent to the material transferring port is discharged out of the barrel through the material transferring port, the second crushing rollers are driven by the third motor to relatively rotate to complete secondary crushing of the solid dangerous waste, so that the crushing effect is ensured, crushed materials after crushing also enter the storage bin, and the crushed materials leaked down along with the screen are discharged out of the discharge port.

The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.

Claims (4)

1. A crushing system for dangerous waste disposal is characterized by comprising a cylindrical barrel body, wherein two vertical supporting legs are symmetrically and fixedly arranged at the lower part of the barrel body, a material accommodating bin is fixedly arranged between the two supporting legs, a discharge hole is formed in the bottom of the material accommodating bin, a strip-shaped material sieving groove is formed in the bottom of the barrel body above the material accommodating bin, a screen is arranged in the material sieving groove, a rotating shaft coincident with the axis of the screen is rotatably arranged in the interior of the barrel body, a first motor for driving the rotating shaft to rotate is arranged at one end of the exterior of the barrel body, a spiral blade is sleeved on the peripheral wall of the rotating shaft, a feeding crushing bucket communicated with the interior of the first motor is fixedly arranged at one end of the upper part of the barrel body, two first crushing rollers are symmetrically arranged at the interior of the feeding crushing bucket, a second motor for driving the two first crushing rollers to rotate relatively is arranged at the exterior of the feeding crushing bucket, a rotating shaft is rotatably arranged at one end far away from the first motor, and a second motor for driving the two second crushing rollers are symmetrically arranged at the interior of the second crushing bucket.

2. The system for hazardous waste disposal of claim 1, wherein the bottom plate of the storage bin is arranged in a downward inclined manner in a direction away from the material transfer opening, and the material outlet is arranged at the lowest end of the bottom plate of the storage bin.

3. A crushing system for hazardous waste disposal according to claim 1, wherein the drive shaft of the second motor is connected to one end of the central shaft of one of the first crushing rollers, and the ends of the central shafts of the two first crushing rollers, which are far away from the second motor, extend to the outside of the feed crushing hopper respectively and are provided with two meshed first gears.

4. The system for hazardous waste disposal of claim 1, wherein the drive shaft of the third motor is connected to one end of the central shaft of one of the second pulverizing rolls, and the ends of the central shafts of the two second pulverizing rolls, which are far away from the third motor, extend to the outside of the storage bin, respectively, and are provided with two meshed second gears.