CN-224212558-U - Novel sludge carbonization device

CN224212558UCN 224212558 UCN224212558 UCN 224212558UCN-224212558-U

Abstract

The utility model discloses a novel sludge carbonization device which comprises a heating furnace, an outer gear ring, a motor, gears and an outer gear ring, wherein the heating furnace comprises a heating furnace body, a mounting baffle plate and a heating differential furnace tube, a heating cavity is formed in the heating differential furnace tube, the outer gear ring is sleeved on the heating furnace body, one end of the heating differential furnace tube is provided with a connecting shaft and a differential gear, the heating furnace is provided with an inner gear ring meshed with all differential gears, the heating furnace is formed by uniformly distributing a plurality of heating differential furnace tubes, heating gaps are formed between adjacent heating differential furnace tubes, so that all heating differential furnace tube walls can be heated in high-temperature smoke, the heating furnace is rotationally heated in the heating furnace, meanwhile, differential rotation speed of the heating differential furnace tube relative to the heating furnace is realized, when the heating differential furnace tube is directly heated every time at the lowest position, the heating position is different, the whole heating of the heating differential furnace tube is realized, and carbonization efficiency is improved.

Inventors

BAI HUAQING
SUN ZHENG
Wei Yexiang
Zeng Zhengren
LIN QIANG
JIN ZHIQI
ZHAO YAFANG

Assignees

中国市政工程西南设计研究总院有限公司

Dates

Publication Date: 20260508
Application Date: 20240207

Claims (9)

1. The novel sludge carbonization device comprises a heating furnace and a heating furnace, wherein the heating furnace is rotatably arranged in the heating furnace, a heating chamber for heating the heating furnace is arranged in the heating furnace, an outer gear ring is arranged on the peripheral wall of the heating furnace extending out of the heating furnace, a motor is arranged on the heating furnace, a gear is arranged on an output shaft of the motor, the gear and the outer gear ring are meshed with each other, and the novel sludge carbonization device is characterized in that the heating furnace comprises a heating furnace body rotatably arranged in the heating furnace, a pair of mounting partition plates which are arranged on the heating furnace in parallel and are positioned near two ends of the heating furnace, and a pair of heating differential furnace tubes uniformly arranged on the heating furnace body and rotating on the pair of mounting partition plates, a heating cavity for accommodating sludge to be carbonized is arranged in the heating differential furnace tube, the outer gear ring is sleeved on the heating furnace body, one end of the heating differential furnace is provided with a connecting shaft, the other end of the connecting shaft extends out of the end of the heating furnace body and is provided with a differential gear, and the heating furnace is provided with an inner gear ring meshed with all differential gears.
2. The novel sludge carbonization device as claimed in claim 1, wherein the inner gear ring and the outer gear ring are arranged at the same end of the heating furnace.
3. The novel sludge carbonization device as claimed in claim 1, wherein a hatch for closing the heated cavity of the heated differential furnace tube is arranged at the other end of the heated furnace body far away from the annular gear.
4. The novel sludge carbonization device as claimed in any one of claims 1-3, wherein heat conducting cutting blades which are welded with the tube wall of the heated differential furnace tube and used for cutting carbonized sludge are uniformly distributed in the heated differential furnace tube.
5. The novel sludge carbonization device as claimed in claim 2, wherein a heated furnace tube is arranged in the middle of the heated furnace tube and positioned in the middle of the heated differential furnace tube, the heated furnace tube is fixed on the installation partition plate near two ends, and a heated cavity I for containing sludge to be carbonized is arranged in the heated furnace tube.
6. The novel sludge carbonization device as claimed in claim 1, wherein the heating bin is arranged at the lower part of the heating furnace, and the bottom-most heated differential furnace tube is arranged in the upper part of the heating bin.
7. The novel sludge carbonization device as claimed in claim 6, wherein an air inlet pipe is arranged at the lower part of the heating furnace, the air inlet pipe is communicated with the heating bin, and an air inlet fan is rotatably arranged in the air inlet pipe.
8. The novel sludge carbonization device as claimed in claim 7, wherein the outer wall of the lower part of the heating furnace is provided with a heating port communicated with the lower part of the heating bin, and the heating port is provided with a heating bin door.
9. The novel sludge carbonization device as claimed in claim 5, wherein the end part of the heated furnace body, which is close to the annular gear, is communicated with a pressure relief pipe which is communicated with the heated differential furnace pipe and the heated furnace pipe, and the other end of the pressure relief pipe, which is far away from the heated furnace body, is rotatably provided with an exhaust pipe.

Description

Novel sludge carbonization device Technical Field The utility model belongs to the technical field of sludge treatment, and particularly relates to a novel sludge carbonization device. Background With the continuous improvement of living standard of people, the requirement on environmental quality is also continuously improved, the centralized treatment of sludge in towns is required to be carried out, the centralized treatment of sludge generally adopts a single treatment technology, the property of the sludge is required to be uniform and stable, and the stability and continuity of the operation conditions of treatment equipment are ensured, but the property of the sludge generated by sewage treatment is different due to the different water qualities of inflow water of sewage treatment plants in different areas, the treatment process and the like, as shown in fig. 1, the detection object is the residual sludge from urban sewage treatment plants in administrative regions of Jintang county, and the water content, the volatile matters of dry basis and the fixed carbon content of dry basis detected by different sewage treatment plants in Jintang county have great differences. As shown in fig. 2, a sludge treatment process flow chart is shown, a sludge raw material is conveyed from a sludge tank to a sludge drier through a screw conveying device, the drier is heated by natural gas in the early stage, the temperature is generally about 1000 ℃, the water content of the sludge is reduced to about 30%, then the dried sludge is conveyed to a carbonization furnace for treatment, the sludge is dried in the front stage of the carbonization furnace, after the temperature reaches a certain value, the sludge is pyrolyzed to be charcoal and pyrolysis gas, the pyrolysis gas is conveyed to a drying combustion chamber, and flue gas generated after the pyrolysis gas is fully combusted through the drying combustion chamber passes through a flue gas treatment system. The application discloses a sludge carbonization furnace, the structure of which is shown in fig. 3 and 4, the sludge carbonization furnace comprises a heating furnace and a heating furnace, the heating furnace is rotatably arranged in the heating furnace, a heating bin for heating the heating furnace is arranged in the heating furnace, a heating cavity for containing sludge to be carbonized is arranged in the heating furnace, a gear ring is arranged on the heating furnace, a motor is arranged on the heating furnace, a gear is arranged on an output shaft of the motor, the gear and the gear ring are meshed with each other, the sludge carbonization furnace has the effect of improving the uniformity of heating of sludge in the carbonization furnace, and the large gear ring and the heating furnace are integrally rotated to carbonize the sludge in the heating furnace. Disclosure of Invention In view of the above, the utility model aims to provide a novel sludge carbonization device, which is formed by arranging a heating furnace in a heating furnace, wherein the heating furnace is uniformly distributed by adopting a plurality of heating differential furnace tubes, and heating gaps are arranged between adjacent heating differential furnace tubes, so that all the walls of the heating differential furnace tubes can be heated in high-temperature smoke, the heating furnace rotates in the heating furnace to heat, and meanwhile, the heating differential furnace tubes rotate at a speed relative to the heating furnace to realize differential rotation, so that the heating differential furnace tubes are heated uniformly in a whole when passing through the lowest position for direct heating each time, the heating positions are different, and the carbonization efficiency is improved. In order to achieve the above purpose, the novel sludge carbonization device comprises a heating furnace and a heating furnace, wherein the heating furnace is rotatably arranged in the heating furnace, a heating chamber for heating the heating furnace is arranged in the heating furnace, an outer gear ring is arranged on the peripheral wall of the heating furnace extending out of the heating furnace, a motor is arranged on the heating furnace, a gear is arranged on an output shaft of the motor, the gear and the outer gear ring are meshed with each other, the heating furnace comprises a heating furnace body rotatably arranged in the heating furnace, 1 pair of heating differential furnace pipes which are arranged on the heating furnace body in parallel and are positioned near two ends of the heating furnace, and 1 pair of heating differential furnace pipes uniformly distributed on the heating furnace body and rotatably arranged on the 1 pair of mounting partition plates, a heating cavity for accommodating sludge to be carbonized is arranged in the heating differential furnace pipe, the outer gear ring is sleeved on the heating furnace body, one end of the heating differential furnace pipe is provided with