CN216712001U - Sludge carbonization treatment system - Google Patents
Sludge carbonization treatment system Download PDFInfo
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- CN216712001U CN216712001U CN202123038578.0U CN202123038578U CN216712001U CN 216712001 U CN216712001 U CN 216712001U CN 202123038578 U CN202123038578 U CN 202123038578U CN 216712001 U CN216712001 U CN 216712001U
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- drying cylinder
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Abstract
The utility model provides a sludge carbonization treatment system, relate to sludge treatment equipment technical field, including feed arrangement one, feed arrangement one is connected with one side of drying cylinder through screw conveyer one, set up hot-blast furnace one on the drying cylinder, the opposite side of drying cylinder is provided with drying cylinder discharge gate and two drying cylinder dust removal mouths, be provided with screw conveyer two under the drying cylinder discharge gate, cyclone is connected to the drying cylinder dust removal mouth, screw conveyer two is connected with feed arrangement two, feed arrangement two is through one side that screw conveyer three connect the medium temperature carbide furnace, the opposite side of medium temperature carbide furnace is provided with two gas outlets, one side of gas outlet connection hot-blast furnace one, one side of gas outlet two connection hot-blast furnace two, the afterbody of hot-blast furnace two is provided with screw conveyer four. The utility model purifies the collected sludge through the drying cylinder and the medium-temperature carbonization furnace, reduces the sludge, reduces the volume and the total amount of the sludge by more than 90 percent, solves the problem of sludge treatment and improves the environment.
Description
Technical Field
The utility model relates to the technical field of sludge treatment devices, in particular to a sludge carbonization treatment system.
Background
At the present stage, the sludge treatment and disposal in China just starts, sludge stabilization treatment facilities in the existing sewage treatment facilities in China are not 1/4, the treatment process and supporting equipment are more perfect and are not l/10, the number of the sludge stabilization treatment facilities can be small, and secondary pollution caused by direct discharge of sludge must be fully paid attention.
The traditional sludge treatment methods comprise stable landfill, composting, incineration and the like. Improper stable landfill treatment can cause pollution to soil and underground water, and a large amount of land is occupied, so that the shortage of land resources is further aggravated; because the components of the sludge are complex and contain more harmful substances, the sludge composting has more difficulties in practical application; the sea reclamation of the sludge can cause harm to marine organisms and seriously pollute the environment, is forbidden by international convention at present, and the traditional processes such as landfill, composting or incineration and the like can not stabilize, do not harm and reduce the sludge to the maximum extent and can not recycle the sludge.
SUMMERY OF THE UTILITY MODEL
The utility model provides a sludge carbonization treatment system.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a sludge carbonization treatment system comprises a first feeding device, wherein the first feeding device is connected with one side of a drying cylinder through a first screw conveyer, the drying cylinder is provided with a first hot blast stove, the first hot blast stove is provided with a first burner, one side of a first fan is connected with one side of the first hot blast stove, the other side of the drying cylinder is provided with a drying cylinder discharge port and two drying cylinder dust removal ports, a second screw conveyer is arranged below the drying cylinder discharge port, the drying cylinder dust removal ports are connected with a cyclone dust collector, the bottom of the cyclone dust collector is arranged at the upper end of a second screw conveyer, the second screw conveyer is connected with a second feeding device, the second feeding device is connected with one side of a medium-temperature carbonization furnace through a third screw conveyer, the other side of the medium-temperature carbonization furnace is provided with two air outlets, the first air outlet is connected with the other side of the first hot blast stove, the second air outlet is connected with one side of the second hot blast stove, and the second burner is arranged on the second hot blast stove, the other side of the hot air blower II is connected with a blower, and the tail part of the hot air blower II is provided with a screw conveyer IV.
The utility model further adopts a preferable scheme that: the top of the cyclone dust collector is provided with a second fan, one side of the first fan is connected with the hot blast stove, the other side of the first fan is connected with the second fan, the second fan is connected with a spray tower, and the spray tower is connected with a chimney through an active carbon deodorization device.
Further preferred embodiments of the present invention: and a product cooling and conveying system is arranged in the screw conveyor IV.
The utility model further adopts a preferable scheme that: the drying cylinder is internally provided with a lifting piece and a crushing shaft.
The utility model further adopts a preferable scheme that: the medium temperature carbonization furnace is a horizontal rotary body carbonization furnace.
The utility model has the following advantages: the utility model purifies the collected sludge through the drying cylinder and the medium-temperature carbonization furnace, reduces the sludge, reduces the volume and the total amount of the sludge by more than 90 percent, solves the problem of sludge treatment and improves the environment. Meanwhile, the obtained product has light weight and high heat value, can be used as fuel, has no harmful carbonized product, does not generate toxic substances such as dioxin and the like, has basically zero negative effect on the environment, and can be used as a deodorant and a soil conditioner.
Drawings
FIG. 1 is a schematic front view of the present invention;
in the figure: the device comprises a first feeding device, a second drying cylinder, a first hot blast stove 3, a burner 4, a first fan 5, a second fan 6, a spray tower 7, an active carbon deodorization device 8, a chimney 9, a medium temperature carbonization furnace 10, a second hot blast stove 11, a second feeding device 12, a first screw conveyer 13, a third screw conveyer 14, a second screw conveyer 15, a second air blower 16, a fourth screw conveyer 17, a cyclone dust collector 18 and a second burner 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
As shown in the figure I, the sludge carbonization treatment system comprises a feeding device I1, wherein the feeding device I1 is connected with one side of a drying cylinder 2 through a screw conveyer I13, a hot blast stove I3 is arranged on the drying cylinder 2, a burner I4 is arranged on the hot blast stove I3, one side of a fan I5 is connected with one side of the hot blast stove I3, the rapid dehydration can be realized through the arrangement, the other side of the drying cylinder 2 is provided with a discharge hole of the drying cylinder 2 and two dust removing holes of the drying cylinder 2, a screw conveyer II 15 is arranged below the discharge hole of the drying cylinder 2, the dust removing hole of the drying cylinder 2 is connected with a cyclone dust collector 18, the bottom of the cyclone dust collector 18 is arranged at the upper end of the screw conveyer II 15, the dust generated during the operation of the drying cylinder 2 can be eliminated through the arrangement, the screw conveyer II 15 is connected with a feeding device II 12, the feeding device II 12 is connected with one side of a medium-temperature carbonization furnace 10 through a screw conveyer III 14, the other side of the medium-temperature carbonization furnace 10 is provided with two air outlets, one air outlet is connected with the other side of the hot blast furnace I3, the other air outlet is connected with one side of the hot blast furnace II 11, the second hot blast furnace 11 is provided with a burner II 19, the other side of the hot blast furnace II 11 is connected with an air blower 16, combustion can be more sufficient due to the arrangement, and the tail part of the hot blast furnace II is provided with a screw conveyor IV 17.
The top of the cyclone dust collector 18 is provided with a second fan 6, one side of the first fan 5 is connected with the first hot blast stove 3, the other side of the first fan 5 is connected with the second fan 6, the second fan 6 is connected with a spray tower 7, and the spray tower 7 is connected with a chimney 9 through an active carbon deodorization device 8.
Set up product cooling conveying system in screw conveyer four 17, be provided with lifting member and crushing axle in the drying cylinder 2, set up like this and to make mud take to the eminence at the internal lifting member of being settled in drying cylinder 2 of drying cylinder 2, then because the action of gravity, just fall on the crushing axle of high-speed rotation, by rapid smashing into the tiny particle, increase specific surface area, can be rapidly dried. The medium temperature carbonization furnace 10 is a horizontal rotary body carbonization furnace, and is arranged so that the rotary furnace body can be heated.
The working principle is as follows: sludge produced by a sewage treatment plant is mechanically dewatered by a plate-and-frame filter press or a sludge screw-overlapping dewaterer to obtain sludge with the water content of about 80 percent. After feeding arrangement 1 is carried to mud, carry to drying cylinder 2 in through screw conveyer 13, adopt the mode of indirect heat supply, the 3 burning of hot-blast furnace of its lateral part produce high temperature, heat drying cylinder 2, mud is taken to the eminence by the lift piece of settling in drying cylinder 2 internal at drying cylinder 2, then because the action of gravity, just fall on high-speed rotatory crushing shaft, by rapid smashing into the tiny particle, increase specific surface area, can be rapidly dried. The circulation action is continuously carried out until the raw materials are discharged, the water content of the sludge is about 30%, the discharged sludge is conveyed to a second feeding device 12 through a second screw conveyor 15, the second feeding device 12 conveys the sludge to a medium-temperature carbonization furnace 10, the medium-temperature carbonization furnace 10 is a horizontal rotating body, an indirect heat supply mode is adopted, a second hot blast stove 11 on the side part of the medium-temperature carbonization furnace burns to generate high temperature under the action of a blower 16 to heat a rotatable furnace body, the materials in the medium-temperature carbonization furnace 10 are heated and decomposed in a high-temperature anaerobic or even anaerobic state to generate a large amount of dry distillation gas, and the dry distillation gas is introduced into a first burner 4 through a first fan 5 to be combusted secondarily; the high-temperature flue gas discharged by combustion enters the spray tower 7 through the second fan 6, then the flue gas is conveyed to the activated carbon deodorization device 8 from the spray tower 7 to be treated, the flue gas is discharged from the chimney 9 after reaching the standard, the material is conveyed through the medium-temperature carbonization furnace 10 and is output from the tail end of the furnace body through the fourth screw conveyor 17, the fourth screw conveyor 17 is provided with a product cooling and collecting system, and the product is cooled and collected to obtain sludge particles with the water content of 10%.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (5)
1. A sludge carbonization treatment system is characterized in that: comprises a first feeding device (1), the first feeding device (1) is connected with one side of a first drying cylinder (2) through a first screw conveyer (13), the first drying cylinder (2) is provided with a first hot blast stove (3), the first hot blast stove (3) is provided with a first burner (4), one side of a first fan (5) is connected with one side of the first hot blast stove (3), the other side of the first drying cylinder (2) is provided with a discharge hole of the first drying cylinder (2) and dust removing holes of the two drying cylinders (2), a second screw conveyer (15) is arranged below the discharge hole of the first drying cylinder (2), the dust removing hole of the first drying cylinder (2) is connected with a cyclone dust remover (18), the bottom of the cyclone dust remover (18) is arranged at the upper end of the second screw conveyer (15), the second screw conveyer (15) is connected with a second feeding device (12), the second feeding device (12) is connected with one side of a medium-temperature carbonization furnace (10) through a third screw conveyer (14), two air outlets are arranged on the other side of the medium-temperature carbonization furnace (10), one air outlet is connected with the other side of the hot blast furnace I (3), the other air outlet is connected with one side of the hot blast furnace II (11), a burner II (19) is arranged on the hot blast furnace II (11), the other side of the hot blast furnace II (11) is connected with the air blower (16), and a screw conveyor IV (17) is arranged at the tail part of the hot blast furnace II.
2. The sludge carbonization treatment system according to claim 1, wherein: the top of the cyclone dust collector (18) is provided with a second fan (6), one side of the first fan (5) is connected with the first hot blast stove (3), the other side of the first fan (5) is connected with the second fan (6), the second fan (6) is connected with the spray tower (7), and the spray tower (7) is connected with the chimney (9) through an active carbon deodorization device (8).
3. The sludge carbonization treatment system according to claim 1, wherein: and a product cooling and conveying system is arranged in the screw conveyer IV (17).
4. The sludge carbonization treatment system according to claim 1, wherein: the drying cylinder (2) is internally provided with a lifting piece and a crushing shaft.
5. The sludge carbonization treatment system according to claim 1, wherein: the medium temperature carbonization furnace (10) is a horizontal rotary carbonization furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123038578.0U CN216712001U (en) | 2021-12-06 | 2021-12-06 | Sludge carbonization treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123038578.0U CN216712001U (en) | 2021-12-06 | 2021-12-06 | Sludge carbonization treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216712001U true CN216712001U (en) | 2022-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123038578.0U Active CN216712001U (en) | 2021-12-06 | 2021-12-06 | Sludge carbonization treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216712001U (en) |
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2021
- 2021-12-06 CN CN202123038578.0U patent/CN216712001U/en active Active
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