CN-224212569-U - Sludge drying and reducing device

CN224212569UCN 224212569 UCN224212569 UCN 224212569UCN-224212569-U

Abstract

The utility model relates to the technical field of sludge drying, in particular to a sludge drying and reducing device, which comprises a drying cylinder, wherein a driving assembly for continuously stirring sludge is arranged at the right end of the drying cylinder, a purifying assembly for exhausting and filtering tail gas after internal heating is arranged at the top of the left end of the drying cylinder, a blast assembly for internal ventilation is arranged above the right end of the drying cylinder, a first heating rod is arranged in a heating cabin, the sludge drying and reducing device is provided with an inclined drying cylinder, the interior of the drying cylinder is primarily heated under the cooperation of the first heating rod, sludge is conveniently added under the cooperation of a feeding hopper, a second heating rod is started to heat air conveyed into the interior under the cooperation of a ventilating box and a fan, the hot air accelerates the drying of the sludge in the interior, the main shaft rotates under the cooperation of a toothed belt, a master-slave fluted disc and a slave fluted disc, the main shaft synchronously rotates with the fan, activated carbon filter cotton is matched in the filtering box, and discharged air is filtered and intercepted, and particulate matters are prevented from being discharged around the periphery.

Inventors

Mu Hongzhu
LIU MENGYUN
LI SHAOXI
GAO JIANWEI

Assignees

天津三一朗众环保科技有限公司

Dates

Publication Date: 20260508
Application Date: 20250606

Claims (7)

1. The sludge drying and reducing device comprises a drying cylinder and is characterized in that support columns are arranged at two ends of the drying cylinder, a driving assembly for continuously stirring sludge is arranged at the right end of the drying cylinder, a purifying assembly for filtering tail gas emission after internal heating is arranged at the top of the left end of the drying cylinder, a blast assembly for internal ventilation is arranged above the right end of the drying cylinder, a hollow area is arranged between the inner wall and the outer wall of the drying cylinder, the hollow area is a heating cabin, and a first heating rod is arranged in the heating cabin; The driving assembly comprises a main shaft coaxially connected with the motor and the motor output shaft, the main shaft extends into the drying cylinder, an auger blade is arranged on the outer wall of the main shaft, a plurality of scraping plates are arranged on the auger blade, and the bottom of each scraping plate and the outer wall of each auger blade are attached to and close to the inner wall of the drying cylinder; The purifying component comprises a filter box and activated carbon filter cotton inserted into the filter box, a storage bin is arranged at the top of the filter box, the storage bin is communicated with the inside of the drying cylinder through a connecting hole, a sealing cover is arranged at the top of the filter box, and an exhaust pipe communicated with the inside of the storage bin is arranged at the top of the sealing cover; The air blast assembly comprises an air ventilation box and a fan arranged on a fixed frame inside the air ventilation box, a driven fluted disc is arranged at the tail end of a rotating shaft of the fan, a slot is formed in the top of the air ventilation box, a frame plate is arranged in the slot, and a plurality of second heating rods are arranged in the frame plate.
2. The sludge drying and reducing device according to claim 1, wherein the top of the supporting column is welded and fixed with the end of the drying cylinder, the drying cylinder is inclined, the left end of the drying cylinder is higher than the right end of the drying cylinder, an observation window is arranged in the middle of the outer wall of the drying cylinder, and the first heating rod is fixedly connected with the heating cabin through a screw.
3. The sludge drying and reducing device according to claim 1, wherein a feed hopper is arranged on the outer wall of the drying cylinder and positioned in the middle of the upper part, the interior of the feed hopper is communicated with the interior of the drying cylinder, a top cover is arranged at the top of the feed hopper, a discharge pipe is arranged on the outer wall of the drying cylinder and positioned at the right end below the outer wall of the drying cylinder, and a sealing bolt is arranged at the bottom of the discharge pipe.
4. The sludge drying and reducing device according to claim 1, wherein the motor is fixedly connected with the right end of the drying cylinder through a screw, an output shaft of the motor is connected with the main shaft through a coupling, a driving fluted disc is further arranged on the output shaft of the motor, and a toothed belt is arranged between the driving fluted disc and the driven fluted disc.
5. The sludge drying and reducing device according to claim 1, wherein the main shaft is rotatably connected with the drying cylinder, two ends of the auger blade are welded and fixed with the main shaft through connecting plates, the scraping plates are distributed in an annular equidistant manner, and the scraping plates are welded and fixed with the auger blade.
6. The sludge drying and reducing device according to claim 1, wherein the bottom of the ventilation box is fixedly connected with the drying cylinder through screws, the fan is rotatably connected with the fixing frame through a rotating shaft, the second heating rods are distributed at equal intervals, the second heating rods are fixedly connected with the frame plate through screws, and the right end of the ventilation box is further provided with a protective net.
7. The sludge drying and reducing device according to claim 1, wherein the bottom of the filter box is fixedly connected with the drying cylinder through a screw, the width of the inner wall of the storage bin is matched with the width of the outer wall of the activated carbon filter cotton, the width of the outer wall of the sealing cover is matched with the width of the outer wall of the filter box, a rubber pad is arranged at the bottom of the sealing cover, the width of the outer wall of the rubber pad is matched with the width of the inner wall of the storage bin, the sealing cover is fixedly connected with the filter box through the screw, and the bottom of the exhaust pipe is fixedly bonded with the sealing cover.

Description

Sludge drying and reducing device Technical Field The utility model relates to the technical field of sludge drying, in particular to a sludge drying and reducing device. Background The sludge is a product in the sewage treatment process, is solid, semi-solid and liquid waste, is in a semi-solid state, has large direct discharge pollution, is in a semi-solid state, has large weight, is inconvenient to carry and discharge, and needs to be subjected to drying reduction treatment; The utility model of CN219792788U discloses a drying cylinder, wherein a purifying box is arranged on one side of the drying cylinder, a screen is arranged between the purifying box and the drying cylinder, an induced draft fan is arranged on one side, close to the drying cylinder, of the inside of the purifying box, an exhaust fan is arranged at the upper end of the inside of the purifying box, a plate frame is arranged between the induced draft fan and the exhaust fan, a filter screen is arranged on the plate frame, and a notch matched with the plate frame is formed in the purifying box; According to the technical scheme, the sludge is dried through the drying cylinder, the sludge is driven to move by the auger, so that the drying of the sludge is accelerated, gas generated by drying enters the purifying box through the screen, is filtered by the filter screen and is finally discharged through the exhaust fan, when the filter screen needs to be cleaned or replaced, the rotating wheel drives the collet to move upwards, the plate frame is lifted to be flush with the notch, the plate frame is taken out from the notch, the filter screen is convenient to clean or replace, and the filtering effect of the filter screen during long-time use is guaranteed. Disclosure of Invention The utility model aims to provide a sludge drying and reducing device for solving the problems in the background technology. In order to achieve the above purpose, the present utility model provides the following technical solutions: The sludge drying and reducing device comprises a drying cylinder, wherein supporting columns are arranged at two ends of the drying cylinder, a driving assembly for continuously stirring sludge is arranged at the right end of the drying cylinder, a purifying assembly for discharging and filtering tail gas after internal heating is arranged at the top of the left end of the drying cylinder, a blast assembly for ventilating the interior is arranged above the right end of the drying cylinder, a hollow area is arranged between the inner wall and the outer wall of the drying cylinder, the hollow area is a heating cabin, and a first heating rod is arranged in the heating cabin; The driving assembly comprises a main shaft coaxially connected with the motor and the motor output shaft, the main shaft extends into the drying cylinder, an auger blade is arranged on the outer wall of the main shaft, a plurality of scraping plates are arranged on the auger blade, and the bottom of each scraping plate and the outer wall of each auger blade are attached to and close to the inner wall of the drying cylinder; The purifying component comprises a filter box and activated carbon filter cotton inserted into the filter box, a storage bin is arranged at the top of the filter box, the storage bin is communicated with the inside of the drying cylinder through a connecting hole, a sealing cover is arranged at the top of the filter box, and an exhaust pipe communicated with the inside of the storage bin is arranged at the top of the sealing cover; The air blast assembly comprises an air ventilation box and a fan arranged on a fixed frame inside the air ventilation box, a driven fluted disc is arranged at the tail end of a rotating shaft of the fan, a slot is formed in the top of the air ventilation box, a frame plate is arranged in the slot, and a plurality of second heating rods are arranged in the frame plate. Further, the support column top corresponds welded fastening with the stoving section of thick bamboo tip, the stoving section of thick bamboo is the slope form, stoving section of thick bamboo left end is higher than the right-hand member, stoving section of thick bamboo outer wall intermediate department is equipped with the observation window, first heating rod passes through screw and heating cabin fixed connection. According to the utility model, the drying cylinder is inclined, so that the dried sludge is discharged from the bottom of the right end under the action of gravity and under the cooperation of the driving component, the observation window is made of toughened glass, the periphery of the observation window is fixedly adhered to the drying cylinder, and the drying condition of the sludge inside the observation window is observed in real time through the observation window. Specifically, the department is equipped with the feeder hopper in the middle of being located the top on the stoving section of thick bamboo outer wall, inside and the