CN212532713U - Continuous sludge drying device - Google Patents
Continuous sludge drying device Download PDFInfo
- Publication number
- CN212532713U CN212532713U CN202020958182.4U CN202020958182U CN212532713U CN 212532713 U CN212532713 U CN 212532713U CN 202020958182 U CN202020958182 U CN 202020958182U CN 212532713 U CN212532713 U CN 212532713U
- Authority
- CN
- China
- Prior art keywords
- sludge
- sludge drying
- drying machine
- hot
- bin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000010802 sludge Substances 0.000 title claims abstract description 138
- 238000001035 drying Methods 0.000 title claims abstract description 66
- 238000011282 treatment Methods 0.000 claims abstract description 22
- 239000010865 sewage Substances 0.000 claims abstract description 8
- 239000007791 liquid phase Substances 0.000 claims abstract description 6
- 239000002912 waste gas Substances 0.000 claims description 18
- 239000007921 spray Substances 0.000 claims description 12
- 238000005406 washing Methods 0.000 claims description 12
- 239000000428 dust Substances 0.000 claims description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- 238000001179 sorption measurement Methods 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 5
- 239000003513 alkali Substances 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 238000004332 deodorization Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 239000002826 coolant Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000018044 dehydration Effects 0.000 description 5
- 238000006297 dehydration reaction Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 239000002585 base Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000001877 deodorizing effect Effects 0.000 description 2
- 239000010815 organic waste Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Treatment Of Sludge (AREA)
Abstract
The utility model belongs to the technical field of sludge treatment, concretely relates to continuous type sludge drying device, receive storehouse, plate and frame pressure filter, wet pug, breaker and sludge drying machine including mud upper conveyer belt and lower floor's conveyer belt in the sludge drying machine the upper portion of sludge drying machine is equipped with damp and hot air exhaust outlet and exhaust outlet sludge drying machine bottom is equipped with the hot-blast mouth, damp and hot air exhaust outlet is connected with the drying unit, the drying unit air outlet through hot-blast minute wind pipeline with the hot-blast mouth is connected, and drying unit liquid phase export is connected with sewage treatment plant. The utility model has the advantages of being scientific and reasonable in structure, can realize that the continuous type handles mud, handle the quick mummification of mud safety and stability, it is safe high-efficient.
Description
Technical Field
The utility model belongs to the technical field of sludge treatment, concretely relates to continuous type sludge drying device.
Background
With the increasing of industrial, agricultural and domestic water, the water treatment technology in China is mature continuously, and then a large amount of sludge is generated, and at present, the sludge treatment mainly comprises the following aspects: sludge stabilization, reduction, harmlessness and reclamation. Wherein, the reduction of the sludge is the core link of the sludge treatment, and the main aim is to reduce the moisture in the sludge; the sludge reduction method comprises the following steps: mechanical dehydration, heat drying, etc., and in the actual sludge treatment process, there are various ways in which processes are combined with each other. However, the traditional sludge drying treatment has the problems of high energy consumption, complex treatment flow and the like.
In the sludge drying treatment process, organic components in the sludge can be evaporated together with water, so that a great amount of high-concentration malodorous waste gas is generated, and the waste gas has the characteristics of high moisture content and temperature of more than 200 ℃, and mainly comprises H2S and NH3In addition, malodorous gases such as various aromatic compounds, halogenated hydrocarbons, sulfur-containing compounds, oxygen-containing compounds, and the like are also included.
The existing method for treating waste gas mainly comprises incineration treatment, but the incinerated waste gas cannot be treated completely, and the environment can be seriously polluted after the waste gas is discharged.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: overcome prior art's not enough, provide a continuous type sludge drying device, can handle the quick mummification of mud safety and stability, can effectively handle waste gas simultaneously, energy-concerving and environment-protective.
The utility model discloses an adopt following technical scheme to realize:
the continuous sludge drying device comprises a sludge receiving bin, wherein the sludge receiving bin is connected with a plate-and-frame filter press through a first screw pump, the plate-and-frame filter press is communicated with a wet sludge bin, the wet sludge bin is connected with a scattering machine through a second screw pump, the scattering machine is connected with a feed inlet on the upper part of the sludge drying machine through a first conveyor, an upper layer conveyor belt is arranged on the inner wall of the sludge drying machine below the feed inlet, a lower layer conveyor belt used for bearing sludge materials falling from the upper layer conveyor belt is arranged below the upper layer conveyor belt, a discharge outlet used for bearing the sludge materials falling from the lower layer conveyor belt is arranged at the lower end of the sludge drying machine, a damp-hot air exhaust outlet and a waste gas outlet are arranged at the upper part of the sludge drying machine, a hot air port is arranged at the bottom inside the sludge drying machine, the damp-hot air exhaust outlet is connected with a drying machine, and an air outlet of the drying machine, the liquid phase outlet of the drying unit is connected with a sewage treatment device.
Preferably, the inner wall of the sludge drying machine is provided with a mudguard for guiding the sludge to fall at the material falling end of the upper layer conveying belt.
Preferably, the waste gas outlet is connected with a draught fan, a dust remover, a demister, an acid washing spray tower, an alkali washing spray tower, a biological filter bed deodorization device and an active carbon adsorption device in sequence. The waste gas generated in the sludge drier can reach the standard and be discharged after a series of treatments.
The dust remover can be a cyclone dust remover or a bag-type dust remover, the demister is used for removing moisture in gas, and liquid phase generated by the demister can be conveyed to a sewage treatment device for treatment.
Preferably, the discharge port is connected with the dry sludge bin through a second conveyor.
Further preferably, the discharge port is connected with a sludge cooler, and the discharge end of the sludge cooler is connected with a dry sludge bin through a second conveyor.
Preferably, the sludge cooler is provided with a jacket, a refrigerant is introduced into the jacket for cooling sludge, preferably circulating water is introduced for cooling, a spiral shaft is arranged in the sludge cooler, and the spiral shaft is driven by a speed reduction motor.
The working principle and the process are as follows:
sludge is conveyed from a sludge receiving bin to a plate-and-frame filter press through a first screw pump for filter pressing dehydration, then the sludge subjected to mechanical dehydration is conveyed into a wet sludge bin, the dehydrated wet sludge is conveyed from the wet sludge bin to a scattering machine through a second screw pump for scattering, then the sludge enters a sludge drier from a feed inlet at the upper part of the sludge drier through a first conveyor, the sludge falls onto an upper layer conveyor belt in the sludge drier for conveying, the wet sludge falls onto a lower layer conveyor belt from the upper layer conveyor belt and falls onto a discharge outlet from the lower layer conveyor belt, hot air generated by a drying machine set enters the sludge drier from a hot air port at the bottom of the sludge drier through a hot air distribution pipeline, the wet sludge is heated and dried during conveying, the dried sludge hot air is conveyed to the drying machine from a hot air exhaust port at the upper part of the wet air exhaust port for drying and dehumidifying, the heated and dehumidified hot air is circularly conveyed into the sludge drier, condensed water generated by the drying machine set enters a, waste gas generated in the sludge drying machine is sequentially dedusted by a dust remover through a draught fan, dewatered by a demister, subjected to acid-base and organic waste gas removal through an acid-washing spray tower and an alkali-washing spray tower, and then is subjected to deodorization by a biological filter bed deodorization device and adsorption by an active carbon adsorption device, and finally is discharged up to the standard. The dried sludge enters the sludge cooler from the bottom discharge hole, and after the sludge with heat is cooled and the heat is effectively recovered, the dried sludge is conveyed to a dried sludge bin through a second conveyor.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model has the advantages of being scientific and reasonable in structure, can realize that the continuous type handles mud, handle the quick mummification of mud safety and stability, it is safe high-efficient.
2. The utility model discloses can carry out effectual recovery, energy-concerving and environment-protective with the heat.
3. The utility model discloses can avoid the pollution to the environment with waste gas effective treatment.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the sludge drying machine of the present invention;
in the figure: 1. a sludge receiving bin; 2. a first screw pump; 3. a plate-and-frame filter press; 4. a wet mud bin; 5. a second screw pump; 6. a breaker; 7. a first conveyor; 8. a sludge drier; 801. a feed inlet; 802. an exhaust gas outlet; 803. a moist air exhaust outlet; 804. an upper layer conveyor belt; 805. a lower layer conveyor belt; 806. a fender; 807. a discharge port; 808. a hot air port; 809. a hot air distribution duct; 9. an induced draft fan; 10. a dust remover; 11. a demister; 12. an acid washing spray tower; 13. washing a spray tower with alkali; 14. a biological filter bed deodorizing device; 15. an activated carbon adsorption unit; 16. a dryer group; 17. a sewage treatment device; 18. a sludge cooler; 19. a second conveyor; 20. a dry sludge bin.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1-2, the continuous sludge drying device comprises a sludge receiving bin 1, the sludge receiving bin 1 is connected with a plate-and-frame filter press 3 through a first screw pump 2, the plate-and-frame filter press 3 is communicated with a wet sludge bin 4, the wet sludge bin 4 is connected with a scattering machine 6 through a second screw pump 5, the scattering machine 6 is connected with a feeding port 801 on the upper part of the sludge drying machine 8 through a first conveyor 7, an upper layer conveying belt 804 is arranged on the inner wall of the sludge drying machine 8 below the feeding port 801, a lower layer conveying belt 805 for receiving sludge materials falling from the upper layer conveying belt 804 is arranged below the upper layer conveying belt 804, a discharging port 807 for receiving sludge materials falling from the lower layer conveying belt 805 is arranged at the lower end of the sludge drying machine 8, a damp-hot air exhaust port 803 and a waste gas outlet 802 are arranged on the upper part of the sludge drying machine 8, the bottom in the sludge drying machine 8 is provided with a hot air port 808, the damp and hot air exhaust port 803 is connected with the drying unit 16, the air outlet of the drying unit 16 is connected with the hot air port 808 through a hot air distributing pipeline 809, and the liquid phase outlet of the drying unit 16 is connected with the sewage treatment device 17.
The inner wall of the sludge drying machine 8 is provided with a mud guard 806 at the blanking end of the upper layer conveying belt 804 for guiding the sludge to fall.
The waste gas outlet 802 is connected with a draught fan 9, a dust remover 10, a demister 11, an acid washing spray tower 12, an alkali washing spray tower 13, a biological filter bed deodorizing device 14 and an active carbon adsorption device 15 in sequence.
The dust remover 10 is a cyclone dust remover, and a liquid phase outlet of the demister 11 is connected with a sewage treatment device 17.
The discharge port 807 is connected with a sludge cooler 18, and the discharge end of the sludge cooler 18 is connected with a dry sludge bin 20 through a second conveyor 19.
The sludge cooler 18 is provided with a jacket, circulating water is introduced into the jacket to cool sludge, and a spiral shaft is arranged in the sludge cooler 18.
When the sludge drying machine works, sludge is conveyed from the sludge receiving bin 1 to the plate-and-frame filter press 3 through the first screw pump 2 for filter pressing and dehydration, then the sludge subjected to mechanical dehydration is conveyed into the wet sludge bin 4, the dehydrated wet sludge is conveyed from the wet sludge bin 4 to the scattering machine 6 through the second screw pump 5 for scattering, then enters the sludge drying machine 8 from the feeding port 801 at the upper part of the sludge drying machine 8 through the first conveyor 7, and is conveyed on the upper layer conveyor belt 804 in the sludge drying machine 8, the wet sludge falls to the lower layer conveyor belt 805 through the upper layer conveyor belt 804, and falls to the discharging port 807 through the lower layer conveyor belt 805, hot air generated by the drying machine set 16 enters the sludge drying machine 8 through the hot air distributing pipeline 809 from the hot air port 808 at the bottom of the sludge drying machine 8, the wet sludge is heated and dried during conveying, and the dried sludge air is conveyed to the drying machine set 16 for drying and dehumidification through the hot air outlet 803 at the upper, the dehumidified and heated hot air is circularly conveyed into a sludge drier 8, condensed water generated by a drying unit 16 enters a sewage treatment device 17 for treatment, waste gas generated in the sludge drier 8 is dedusted by a dust remover 10 from a waste gas outlet 802 by an induced draft fan 9 in sequence, a demister 11 is used for dewatering, acid-base and organic waste gas is removed by an acid washing spray tower 12 and an alkali washing spray tower 13, small granular substances are adsorbed by a biological filter bed deodorization device 14 and an active carbon adsorption device 15, and finally the waste gas reaches the standard and is discharged. The dried sludge enters the sludge cooler 18 from the bottom discharge hole 807, and after the sludge with heat is cooled and the heat is effectively recovered, the dry sludge is conveyed to the dry sludge bin 20 through the second conveyor 19.
Of course, the above description is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the embodiments of the present invention. The present invention is not limited to the above examples, and the technical field of the present invention is equivalent to the changes and improvements made in the actual range of the present invention, which should be attributed to the patent coverage of the present invention.
Claims (6)
1. The utility model provides a continuous type sludge drying device, includes that mud receives storehouse (1), its characterized in that: the sludge receiving bin (1) is connected with a plate-and-frame filter press (3) through a first screw pump (2), the plate-and-frame filter press (3) is communicated with a wet sludge bin (4), the wet sludge bin (4) is connected with a scattering machine (6) through a second screw pump (5), the scattering machine (6) is connected with a feeding port (801) on the upper part of a sludge drying machine (8) through a first conveyor (7), an upper-layer conveying belt (804) is arranged on the inner wall of the sludge drying machine (8) below the feeding port (801), a lower-layer conveying belt (805) used for bearing sludge materials falling from the upper-layer conveying belt (804) is arranged below the upper-layer conveying belt (804), a discharging port (807) used for bearing the sludge materials falling from the lower-layer conveying belt (805) is arranged at the lower end of the sludge drying machine (8), a damp-hot air exhaust port (803) and a waste gas outlet (802) are arranged at the upper part of the sludge drying machine (8), the bottom is equipped with hot-blast mouth (808) in sludge drying machine (8), damp and hot air exhaust outlet (803) is connected with drying unit (16), drying unit (16) air outlet through hot-blast air distribution pipeline (809) with hot-blast mouth (808) are connected, drying unit (16) liquid phase outlet is connected with sewage treatment plant (17).
2. The continuous sludge drying device of claim 1, wherein: the inner wall of the sludge drying machine (8) is provided with a mudguard (806) for guiding the sludge to fall at the blanking end of the upper layer conveying belt (804).
3. The continuous sludge drying device of claim 1, wherein: the waste gas outlet (802) is sequentially connected with an induced draft fan (9), a dust remover (10), a demister (11), an acid washing spray tower (12), an alkali washing spray tower (13), a biological filter bed deodorization device (14) and an active carbon adsorption device (15).
4. The continuous sludge drying device of claim 1, wherein: the discharge hole (807) is connected with a dry mud bin (20) through a second conveyor (19).
5. The continuous sludge drying device of claim 1, wherein: the discharge hole (807) is connected with a sludge cooler (18), and the discharge end of the sludge cooler (18) is connected with a dry sludge bin (20) through a second conveyor (19).
6. The continuous sludge drying device of claim 5, wherein: the sludge cooler (18) is provided with a jacket, a coolant is introduced into the jacket for cooling sludge, and a spiral shaft is arranged in the sludge cooler (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020958182.4U CN212532713U (en) | 2020-05-29 | 2020-05-29 | Continuous sludge drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020958182.4U CN212532713U (en) | 2020-05-29 | 2020-05-29 | Continuous sludge drying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212532713U true CN212532713U (en) | 2021-02-12 |
Family
ID=74544011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020958182.4U Active CN212532713U (en) | 2020-05-29 | 2020-05-29 | Continuous sludge drying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212532713U (en) |
-
2020
- 2020-05-29 CN CN202020958182.4U patent/CN212532713U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4970803A (en) | Method for drying sludge | |
| CN100556835C (en) | Sludge drying, incineration treatment method and integrating device | |
| CN206476880U (en) | The device of sludge dehumidifying desiccation is carried out using energy conversion | |
| CN105169886A (en) | Efficient energy-saving large-air-quantity low-concentration organic waste gas recovery and treatment device and method | |
| JPH11137950A (en) | Treatment of waste gas of hot drying process and more particularly sludge drying process of sewer sludge drying device and equipment for execution this method | |
| KR20120104189A (en) | Method and apparatus for aerobically air-drying sludge filter cakes | |
| WO2011094904A1 (en) | Air-drying device for sludge | |
| JPH11285700A (en) | Method for mechanically and thermally dehydrating sludge and device therefor | |
| CN107585996A (en) | The sludge drying system and method for a kind of high-efficient energy-saving environment friendly | |
| CN103601355A (en) | Spiral sludge drier | |
| KR101833391B1 (en) | Apparatus for Processing Waste Liquor Producted by Middle and Low level Radiative Waste Carbonization System Using Low Pressure Superheated Vapor | |
| CN211734157U (en) | Sludge drying system with closed indirect heat exchange function | |
| CA2562860C (en) | Method and apparatus for reducing the amount of sludge produced in a pulp and/or paper mill | |
| CN212532713U (en) | Continuous sludge drying device | |
| CN203653402U (en) | Loop coil type sludge dryer | |
| CN211284122U (en) | Superheated steam sludge drying system | |
| CN104907317B (en) | One kind is died of illness poultry harmless treatment integrated system and its technique | |
| CN105972984A (en) | Waste heat recycling device of textile cloth dryer | |
| CN102068870A (en) | Complete sludge paddle anhydrated carrier gas treatment device and method | |
| CN212481950U (en) | Hydroextractor is used in production of green type PET bottle piece | |
| CN109956625A (en) | Municipal sludge high temperature carbonization prepares the process of charcoal | |
| JP3077802B1 (en) | Method and apparatus for carbonizing sludge | |
| KR101977211B1 (en) | Apparatus for removing fine dust of organic waste dry system | |
| KR20100060733A (en) | System of recoverable waste products for drying | |
| CN201102928Y (en) | Sewage sludge desiccation and burning integration device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231106 Address after: 4th Floor, Building A, High tech Entrepreneurship Service Center, Economic Development Zone, Zichuan District, Zibo City, Shandong Province, 255100 Patentee after: Weihangli Biotechnology (Shandong) Co.,Ltd. Address before: 255000 room 707, Huaqiao building, 200m south of the intersection of Beijing Road and Huaguang Road, Zhangdian District, Zibo City, Shandong Province Patentee before: Shandong likeqing Environmental Protection Technology Co.,Ltd. |