CN213388307U

CN213388307U - Sludge drying treatment device

Info

Publication number: CN213388307U
Application number: CN202022140443.4U
Authority: CN
Inventors: 金久荣
Original assignee: Suzhou Jinbolai Environmental Protection Technology Co ltd
Current assignee: Suzhou Jinbolai Environmental Protection Technology Co ltd
Priority date: 2020-09-26
Filing date: 2020-09-26
Publication date: 2021-06-08
Anticipated expiration: 2030-09-26

Abstract

The utility model discloses a sludge drying treatment device, which relates to the technical field of sludge treatment. Including primary mummification tower, rabbling mechanism, secondary stoving mechanism, the inside bottom of secondary stoving mechanism is provided with defeated material conveyer belt, the inside top of secondary stoving mechanism is provided with the subregion hot plate, the inside symmetry of secondary stoving mechanism is provided with the heat energy reflecting plate. Has the advantages that: the sludge is subjected to rapid hot air treatment by high-temperature hot air and the sludge which just enters the device to form a shell, so that the sludge is not easy to adhere to the surface of the device; the sludge in the secondary drying mechanism is quickly dried on the sludge conveying belt through the high-temperature area and then slowly cooled through the low-temperature area, so that the moisture in the secondary drying mechanism is prevented from entering the sludge again; through setting up the heat energy reflecting plate, the heat energy reflecting plate reflects the heat that high temperature heat pipe and low temperature heat pipe produced, reduces thermal loss to a certain extent, reduces the consumption of the energy.

Description

Sludge drying treatment device

Technical Field

The utility model relates to a sludge treatment technical field particularly, relates to a sludge drying processing apparatus.

Background

In the sewage treatment process, because the limitation of treatment makes sewage treatment produce the higher mud of a large amount of moisture contents, not only contains a large amount of moisture in the mud, wherein contains a large amount of organic matters, harmful substance etc. directly carry out the mud landfill and not only can occupy a large amount of land resources to can cause a large amount of pollutions.

The existing sludge treatment modes mainly include landfill, pollution-free incineration, resource utilization and the like. Generally, harmless incineration and resource utilization of sludge are adopted, and the method is an effective sludge treatment mode at present. Before incineration and resource utilization, sludge is generally dried, so that the water content of the sludge is reduced to a certain range to meet the requirements of incineration and resource utilization.

The traditional sludge drying adopts a drying bed form, sludge is accumulated in an outdoor drying bed, the sludge is dried under the action of natural ventilation and gravity, the drying rate is low, and a large amount of space is occupied. The existing method mainly utilizes an electric heating drying method to carry out drying treatment on sludge.

But the electric heat mummification in-process mud is easy to be adhered on the surface of device under the mummification effect for the mummification process has increased the mechanical pressure of device when slower, and because the limitation of electric heat mummification makes mummification efficiency not high, and moisture still is more in the mud that produces after the mummification is accomplished, can not adapt to the demand of burning and utilization.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem in the correlation technique, the utility model provides a sludge drying treatment device to overcome the above-mentioned technical problem that current correlation technique exists.

The technical scheme of the utility model is realized like this:

a sludge drying treatment device comprises: the drying device comprises a primary drying tower, a stirring mechanism and a secondary drying mechanism, wherein a tower cover is arranged at the top end of the primary drying tower, a plurality of supporting legs are arranged at the bottom end of the primary drying tower, a material transfer port is arranged at the bottom end of one side of the primary drying tower, a hot air inlet is arranged at the top end of the primary drying tower, which is far away from the material transfer port, the stirring mechanism is arranged in the primary drying tower in a penetrating manner, a material conveying conveyor belt is arranged at the bottom end of the secondary drying mechanism, a partition heating plate is arranged at the top end of the secondary drying mechanism, heat energy reflecting plates are symmetrically arranged in the secondary drying mechanism, an exhaust motor is arranged at one end of the top end of the secondary drying mechanism, a plurality of supporting tables are arranged at the bottom, the secondary drying mechanism is characterized in that a hot air outlet is formed in the top end of the left side face of the secondary drying mechanism, an air exhaust port is formed in the top end of the back face of the secondary drying mechanism, and the primary drying tower is communicated with the secondary drying mechanism through a hot air pipe.

Further, a feed inlet is formed in one end of the top end of the tower cover, and an air suction opening is formed in one end, far away from the feed inlet, of the top end of the tower cover.

Further, rabbling mechanism comprises agitator motor, (mixing) shaft, a plurality of puddler are at the (mixing) shaft surface spiral setting, agitator motor is through driving the rotatory puddler of drive (mixing) shaft and being circular motion.

Furthermore, defeated material conveyer belt comprises conveyer belt, fender, mud scraper, the fender sets up the both sides at the conveyer belt, the mud scraper sets up the end at the conveyer belt.

Furthermore, the subregion hot plate comprises hot plate main part, high temperature heat pipe, low temperature heat pipe, high temperature heat pipe and low temperature heat pipe set up inside the subregion hot plate, and the length of high temperature heat pipe is twice of low temperature heat pipe in the equal area.

Further, exhaust motor one end is provided with the blast pipe, the one end that the blast pipe was kept away from to the exhaust motor is provided with the steam outlet, the exhaust motor passes through blast pipe and gas vent and discharges the moisture gas in the secondary stoving mechanism from the steam outlet.

Further, the hot air pipe sends high-temperature hot air in the secondary drying mechanism into the primary drying tower from the hot air inlet through the hot air outlet.

The utility model has the advantages that before the device is used, whether each mechanism of the device operates normally is firstly detected, sludge is fed into the device through the feed inlet, high-temperature hot air in the secondary drying mechanism is extracted to the top end in the primary drying tower through the hot air outlet, the hot air pipe and the hot air inlet, and the sludge which is just entered into the device is subjected to rapid high-temperature air drying for rapid hot air treatment, so that the sludge forms a shell, the sludge is not easy to adhere to the surface of the device, the moisture of the sludge after heat exchange is prevented from getting damp again by the water-containing gas exhaust device after heat exchange through the extraction opening, the moisture of the sludge after primary drying is uniformly distributed in the sludge under the stirring action of the stirring shaft of the stirring mechanism in the primary drying tower, the primary drying is more uniform, and the uniformly mixed sludge is fed into the secondary drying mechanism through the, because the high-temperature heat pipe and the low-temperature heat pipe are arranged in the partitioned heating plate, the temperature partition in the secondary drying mechanism is divided into a high-temperature area and a low-temperature area under the action of the high-temperature heat pipe and the low-temperature heat pipe, the sludge is limited on the conveyer belt by the mud guard while being conveyed on the sludge conveyer belt, the sludge is heated more uniformly through the reflection of the heat energy reflecting plate, and the heat dissipation is reduced to a certain extent, after the sludge is quickly dried on the sludge conveying belt through a high-temperature area, then slowly cooling in the low-temperature area to prevent the water in the secondary drying mechanism from entering the sludge again, and because the exhaust motor discharges the steam with more water content in the secondary drying mechanism through the exhaust pipe, the probability of the moisture of the sludge is reduced, the sludge after the final drying is scraped from the conveying belt when passing through the sludge scraping plate and is finally discharged from the discharge port for collection, and the drying treatment of the sludge is completed. According to the sludge drying treatment device, high-temperature hot air in the secondary drying mechanism and sludge which just enters the device are subjected to rapid hot air treatment through the hot air inlet to form a shell, so that the sludge is not easy to adhere to the surface of the device, and the mechanical pressure caused by the adhesion of the sludge of the device is reduced; according to the sludge drying treatment device, the high-temperature heat pipe and the low-temperature heat pipe are arranged, so that a temperature partition in the secondary drying mechanism is divided into a high-temperature area and a low-temperature area under the action of the high-temperature heat pipe and the low-temperature heat pipe, sludge is quickly dried on the sludge conveying belt through the high-temperature area and then slowly cooled through the low-temperature area, moisture in the secondary drying mechanism is prevented from entering the sludge again, and the water content in the finally produced dried sludge is remarkably reduced; this kind of sludge drying processing apparatus, through setting up the heat energy reflecting plate, the heat energy reflecting plate reflects the heat that high temperature heat pipe and low temperature heat pipe produced for being heated of mud is more even, and reduces thermal loss to a certain extent, reduces the consumption of the energy.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is one of schematic perspective views according to an embodiment of the present invention;

fig. 2 is a second schematic perspective view of an embodiment of the present invention;

fig. 3 is a schematic diagram of an overall explosion according to an embodiment of the present invention;

fig. 4 is a top view according to an embodiment of the invention;

fig. 5 is a schematic cross-sectional view according to an embodiment of the invention;

fig. 6 is an enlarged view of a portion a of fig. 5 according to an embodiment of the present invention.

In the figure:

1. a primary drying tower; 11. supporting legs; 12. a material transfer port; 13. a hot air inlet; 2. a tower cover; 21. a feed inlet; 22. an air extraction opening; 3. a stirring mechanism; 31. a stirring motor; 32. a stirring shaft; 33. a stirring rod; 4. a secondary drying mechanism; 41. a support table; 42. drying the feeding hole; 43. a discharge port; 44. a hot air outlet; 45. an exhaust port; 5. a conveying belt; 51. a conveyor belt; 52. a fender; 53. a mud scraper; 6. heating plates in different areas; 61. a heating plate main body; 62. a high temperature heat pipe; 63. a low temperature heat pipe; 7. a thermal energy reflective plate; 8. an exhaust motor; 81. an exhaust pipe; 82. a steam outlet; 9. a hot air pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.

According to the embodiment of the utility model, a sludge drying treatment device is provided.

As shown in fig. 1-6, a sludge drying treatment device according to an embodiment of the present invention includes: the drying device comprises a primary drying tower 1, a stirring mechanism 3 and a secondary drying mechanism 4, wherein a tower cover 2 is arranged at the top end of the primary drying tower 1, a plurality of supporting legs 11 are arranged at the bottom end of the primary drying tower 1, a material transfer port 12 is arranged at the bottom end of one side of the primary drying tower 1, a hot air inlet 13 is arranged at the top end of one end of the primary drying tower 1, which is far away from the material transfer port 12, the stirring mechanism 3 is arranged in the primary drying tower 1 in a penetrating manner, a material conveying conveyor belt 5 is arranged at the bottom end of the interior of the secondary drying mechanism 4, a partition heating plate 6 is arranged at the top end of the interior of the secondary drying mechanism 4, heat reflecting plates 7 are symmetrically arranged in the interior of the secondary drying mechanism 4, an exhaust motor 8 is arranged at one end of the top end of the, the discharge gate 43 has been seted up to secondary drying mechanism 4 right side, hot air outlet 44 has been seted up on secondary drying mechanism 4 left side top, secondary drying mechanism 4 back top is provided with gas vent 45, elementary mummification tower 1 passes through hot-blast main 9 and secondary drying mechanism 4 intercommunication.

In one embodiment, a feed inlet 21 is provided at one end of the top end of the tower cover 2, and a pumping outlet 22 is provided at one end of the top end of the tower cover 2 away from the feed inlet 21, so that the sludge is fed into the device from the feed inlet 21, and the aqueous gas carried by the first-step hot air is pumped out from the pumping outlet 22.

In one embodiment, the stirring mechanism 3 includes a stirring motor 31, a stirring shaft 32, and a plurality of stirring rods 33, the stirring rods 33 are spirally disposed on the outer surface of the stirring shaft 32, the stirring motor 31 drives the stirring shaft 32 to rotate so as to drive the stirring rods 33 to make a circular motion, and the stirring rod 33 stirs the sludge while making the circular motion, so as to promote drying of the sludge.

In one embodiment, the material conveying belt 5 comprises a conveying belt 51, a mud guard 52 and mud scrapers 53, wherein the mud guards 52 are arranged on two sides of the conveying belt 51, the mud scrapers 53 are arranged at the tail end of the conveying belt 51, so that the mud is dried on the conveying belt 51 and is limited on the conveying belt by the mud guard 52, and after the drying is finished, the mud is scraped from the conveying belt 51 by the mud scrapers 53 and finally discharged from the discharge port 43.

In one embodiment, the partition heating plate 6 is composed of a heating plate main body 61, a high temperature heat pipe 62 and a low temperature heat pipe 63, the high temperature heat pipe 62 and the low temperature heat pipe 63 are arranged inside the partition heating plate 6, and the length of the high temperature heat pipe 62 is twice that of the low temperature heat pipe 63 in the same area, so that the temperature partition in the secondary drying mechanism 4 is divided into a high temperature area and a low temperature area under the action of the high temperature heat pipe 62 and the low temperature heat pipe 63 to perform rapid drying of sludge.

In one embodiment, an exhaust pipe 81 is provided at one end of the exhaust motor 8, a steam outlet 82 is provided at one end of the exhaust motor 8 far away from the exhaust pipe 81, and the exhaust motor 8 exhausts the water-containing gas in the secondary drying mechanism 4 from the steam outlet 82 through the exhaust pipe 81 and the exhaust port 45.

In one embodiment, the hot air pipe 9 feeds the high-temperature hot air in the secondary drying mechanism 4 into the primary drying tower 1 through the hot air outlet 44, so as to perform rapid hot air treatment on the sludge entering the device, so that the sludge forms a shell which is not easily adhered to the device.

In conclusion, with the aid of the above technical solution of the present invention, before using, firstly detect whether each mechanism of the apparatus is operating normally, send sludge into the apparatus through the feed inlet 21, high-temperature hot air in the secondary drying mechanism 4 is extracted to the top end inside the primary drying tower 1 through the hot air outlet 44, the hot air pipe 9, the hot air inlet 13 and the sludge just entering the apparatus are dried by fast high-temperature air to form a shell, so that the sludge is not easy to adhere to the surface of the apparatus, and prevent the sludge from getting damp again through the extraction opening 22 with the water-containing gas exhaust apparatus after heat exchange, the sludge after primary drying makes moisture distribute uniformly in the sludge under the stirring action of the stirring shaft 32 of the stirring mechanism 3 in the primary drying tower 1, so that the primary drying is more uniform, the uniformly mixed sludge is sent into the secondary drying mechanism 4 through the material transfer opening 12 to be dried through the drying feed inlet 42, because the high-temperature heat pipe 62 and the low-temperature heat pipe 63 are arranged inside the partitioned heating plate 6, the temperature partition in the secondary drying mechanism 4 is divided into a high-temperature region and a low-temperature region under the action of the high-temperature heat pipe 62 and the low-temperature heat pipe 63, the sludge is limited on the conveyor belt by the mud guard 52 while being conveyed on the sludge conveyor belt 51, the sludge is heated more uniformly by the reflection of the heat reflection plate 7, and the heat dissipation is reduced to a certain extent, after the sludge is dried rapidly on the sludge conveyor belt 51 through the high-temperature region, the moisture in the secondary drying mechanism 4 is prevented from entering the sludge again through the slow cooling of the low-temperature region, and because the exhaust motor 8 exhausts steam with more water content in the secondary drying mechanism 4 through the exhaust pipe 81, the probability of the moisture regain of the sludge is reduced, and finally the dried sludge is scraped from the conveyor belt 51 and finally discharged from the discharge port 43 for collection when the, and (5) completing the drying treatment of the sludge.

Has the advantages that: 1. this kind of sludge drying processing apparatus carries out quick hot air treatment through the high temperature hot-blast in will secondary drying mechanism 4 in hot-blast import 13 and just get into the device mud makes mud form a shell for mud is difficult for the adhesion on the surface of device, reduces the mud of device and adheres to the mechanical pressure who brings.

2. This kind of sludge drying processing apparatus through setting up high temperature heat pipe 62 and low temperature heat pipe 63 for the temperature subregion in secondary drying mechanism 4 divide into high temperature region and low temperature region under the effect of high temperature heat pipe 62 and low temperature heat pipe 63, and mud carries out the fast drying back through the high temperature region on sludge conveyor 51, passes through the slow cooling of low temperature region again, prevents that the moisture in secondary drying mechanism 4 from getting into mud once more, makes the water content show the reduction in the mummified mud of final output.

3. This kind of sludge drying processing apparatus, through setting up heat energy reflecting plate 7, heat energy reflecting plate 7 reflects the heat that high temperature heat pipe 62 and low temperature heat pipe 63 produced for being heated of mud is more even, and reduces thermal loss to a certain extent, reduces the consumption of the energy.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A sludge drying treatment device comprises: the drying device comprises an initial drying tower (1), a stirring mechanism (3) and a secondary drying mechanism (4), and is characterized in that a tower cover (2) is arranged at the top end of the initial drying tower (1), a plurality of supporting legs (11) are arranged at the bottom end of the initial drying tower (1), a material transfer port (12) is arranged at the bottom end of one side of the initial drying tower (1), a hot air inlet (13) is arranged at the top end of one end, away from the material transfer port (12), of the initial drying tower (1), the stirring mechanism (3) is arranged inside the initial drying tower (1) in a penetrating manner, a material conveying conveyor belt (5) is arranged at the bottom end inside the secondary drying mechanism (4), a partition heating plate (6) is arranged at the top end inside the secondary drying mechanism (4), heat reflecting plates (7) are symmetrically arranged inside the secondary drying mechanism (4), and an exhaust motor (, secondary stoving mechanism (4) bottom is provided with a plurality of brace tables (41), stoving feed inlet (42) have been seted up to secondary stoving mechanism (4) left surface, discharge gate (43) have been seted up to secondary stoving mechanism (4) right flank, hot air outlet (44) have been seted up on secondary stoving mechanism (4) left surface top, secondary stoving mechanism (4) back top is provided with gas vent (45), primary drying tower (1) is through hot-blast main (9) and secondary stoving mechanism (4) intercommunication.

2. The sludge drying treatment device as claimed in claim 1, wherein a feed inlet (21) is provided at one end of the top end of the tower cover (2), and a suction opening (22) is provided at one end of the top end of the tower cover (2) far away from the feed inlet (21).

3. The sludge drying treatment device according to claim 1, wherein the stirring mechanism (3) comprises a stirring motor (31), a stirring shaft (32) and a plurality of stirring rods (33), the plurality of stirring rods (33) are spirally arranged on the outer surface of the stirring shaft (32), and the stirring motor (31) drives the stirring shaft (32) to rotate to drive the stirring rods (33) to do circular motion.

4. The sludge drying treatment device as claimed in claim 1, wherein the material conveying belt (5) is composed of a belt (51), mud guards (52) and mud scrapers (53), the mud guards (52) are disposed on two sides of the belt (51), and the mud scrapers (53) are disposed at the end of the belt (51).

5. The sludge drying treatment device according to claim 1, wherein the partition heating plate (6) is composed of a heating plate main body (61), a high temperature heat pipe (62) and a low temperature heat pipe (63), the high temperature heat pipe (62) and the low temperature heat pipe (63) are arranged inside the partition heating plate (6), and the length of the high temperature heat pipe (62) in the same area is twice that of the low temperature heat pipe (63).

6. The sludge drying treatment device according to claim 1, wherein an exhaust pipe (81) is disposed at one end of the exhaust motor (8), a steam outlet (82) is disposed at one end of the exhaust motor (8) far away from the exhaust pipe (81), and the exhaust motor (8) discharges the water-containing gas in the secondary drying mechanism (4) from the steam outlet (82) through the exhaust pipe (81) and the exhaust port (45).

7. The sludge drying treatment device as claimed in claim 1, wherein the hot air pipe (9) sends the high temperature hot air in the secondary drying mechanism (4) to the inside of the primary drying tower (1) through the hot air outlet (44) from the hot air inlet (13).