CN112939411A - Deep drying system for high-temperature melting of waste sludge - Google Patents
Deep drying system for high-temperature melting of waste sludge Download PDFInfo
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- CN112939411A CN112939411A CN202110172954.0A CN202110172954A CN112939411A CN 112939411 A CN112939411 A CN 112939411A CN 202110172954 A CN202110172954 A CN 202110172954A CN 112939411 A CN112939411 A CN 112939411A
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- collecting pipe
- hopper
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/13—Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
Abstract
The invention relates to the technical field of fire melting treatment and processing of hazardous wastes, in particular to a deep drying system for high-temperature melting of waste sludge, which comprises a plurality of drying furnaces and smoke collecting equipment which are arranged in a row, wherein the smoke collecting device comprises a collecting main body, an air suction box, an air suction pipe, a first collecting pipe, a second collecting pipe and a fourth collecting pipe, the diameters of the first collecting pipe, the second collecting pipe, the third collecting pipe and the fourth collecting pipe are gradually reduced along the axial direction of the first collecting pipe, the second collecting pipe, the third collecting pipe and the fourth collecting pipe are respectively provided with a collecting hopper which is communicated through a communicating pipe, a cleaning scraper which is arranged in a rotating way is arranged in the collecting hopper, the top of the collecting hopper is provided with a driving component for driving the cleaning scraper to rotate and a valve component for controlling the communicating pipe to be connected or disconnected, and a partition component is arranged at, when the cleaning scraper rotates, the partition assembly partitions the collection hopper from being communicated with the drying furnace.
Description
Technical Field
The invention relates to the technical field of fire melting processing of hazardous wastes, in particular to a deep drying system for high-temperature melting of waste sludge.
Background
The fire melting treatment processing technology of hazardous waste is that the raw materials are crushed and sieved according to different components, then the raw materials are made into a certain particle size by a granulator, the particle size is sent to a deep drying furnace for deep drying, finally the massive sintering material is sent to a reduction smelting furnace for smelting, and the sintering powder is put into the smelting furnace for smelting after being bricked and dried.
When the material is deeply dried, the discharge amplitude of nitrogen oxides is large due to instability of the material and temperature fluctuation, and a large amount of dust is accompanied.
In a patent with the patent application number of CN201911134747.5, a smelting furnace flue gas collecting device convenient to clean is disclosed, which comprises a collecting main body, wherein the outer surface of one side of the collecting main body is connected with an air extracting box through bolts, and the outer surface of one side of the air extracting box, which is far away from the collecting main body, is connected with an air extracting pipe through bolts; one end of the air exhaust pipe, far away from the air exhaust box, is connected with a first collecting pipe through a bolt, one end of the first collecting pipe, far away from the air exhaust box, is connected with a second collecting pipe through a bolt, one end of the second collecting pipe, far away from the first collecting pipe, is connected with a third collecting pipe through a bolt, one end of the third collecting pipe, far away from the second collecting pipe, is connected with a fourth collecting pipe through a bolt, and the outer surface of the lower end of the fourth collecting pipe is welded with; the outer surface of one side of the collecting main body is connected with a high-pressure water pump through bolts, and a first water delivery pipe is fixedly mounted at the upper end of the high-pressure water pump.
However, when the flue gas collecting device disclosed in the patent is applied to the drying system of the present invention, nitrogen oxides and dust generated by the drying system may still be collected on the collecting hopper, so that the collecting hopper cannot be cleaned thoroughly.
Disclosure of Invention
In order to solve the problems, the invention provides a deep drying system for high-temperature melting of waste sludge, which is characterized in that a valve component is arranged on each collecting hopper, and the valve component is used for controlling the on-off of each collecting hopper, so that only one collecting hopper is communicated with an air suction pipe all the time in the smoke dust cleaning process, and the other collecting hoppers are in a state of being disconnected with the air suction pipe, the supply of the maximum suction force of each collecting hopper is ensured, the smoke dust cleaned by the collecting hoppers is better collected, and the communication between each collecting hopper and a drying furnace is cut off by a cutting-off component in the smoke dust cleaning process, so that the influence of the smoke gas and the dust generated by the drying furnace on the cleaning of the collecting hoppers is solved.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a deep drying system is used in melting of waste sludge high temperature, includes drying furnace and the flue gas collecting device that a plurality of ranges set up, the flue gas collecting device includes:
the outer surface of one side of the collection main body is connected with an air pumping box through a bolt, and the outer surface of one side of the air pumping box, which is far away from the collection main body, is connected with an air pumping pipe through a bolt;
one end of the air exhaust pipe, which is far away from the air exhaust box, is connected with a first collecting pipe through a bolt, one end of the first collecting pipe, which is far away from the air exhaust box, is connected with a second collecting pipe through a bolt, one end of the second collecting pipe, which is far away from the first collecting pipe, is connected with a third collecting pipe through a bolt, one end of the third collecting pipe, which is far away from the second collecting pipe, is connected with a fourth collecting pipe through a bolt, and the diameters of the first collecting pipe, the second collecting pipe, the third collecting pipe and the fourth collecting pipe are;
the first collecting pipe, the second collecting pipe, the third collecting pipe and the fourth collecting pipe are all provided with collecting hoppers communicated through communicating pipes, the collecting hoppers are arranged in a horn shape and are all arranged on corresponding drying furnaces and used for collecting smoke, cleaning scrapers are arranged in the collecting hoppers in a rotating mode, the tops of the collecting hoppers are provided with driving assemblies for driving the cleaning scrapers to rotate and valve assemblies for controlling the communicating pipes to be connected and disconnected, partition assemblies are arranged at the connecting positions of the collecting hoppers and the drying furnaces, and when the cleaning scrapers rotate, the partition assemblies partition the communicating between the collecting hoppers and the drying furnaces;
the driving assembly controls the collecting hoppers on the first collecting pipe, the second collecting pipe, the third collecting pipe and the fourth collecting pipe to be sequentially opened and communicated with the air pumping pipe through a valve assembly.
As an improvement, the outer surface of one side of the collecting main body is connected with a high-pressure water pump through bolts, a first water delivery pipe is fixedly installed at the upper end of the high-pressure water pump, an exhaust box is fixedly installed on the outer surface of the upper end of the collecting main body, supporting foot posts are welded at corners of the outer surface of the lower end of the collecting main body, and a discharge hopper is fixedly installed in the middle of the outer surface of the lower end of the collecting main body;
a second water delivery pipe is arranged inside the collecting main body, one end of the second water delivery pipe is communicated with the first water delivery pipe, and a spray pipe is arranged on the outer surface of the lower end of the second water delivery pipe;
the inside of air-extracting box is provided with the air exhauster, the inside of air-exhausting box is provided with the exhaust fan, the gas outlet has been seted up to the upper end surface of air-exhausting box, the inside of gas outlet is inlayed and is had the filter screen.
As the improvement, the cleaning scraper comprises a rotary support and a cutting edge, the rotary support is rotatably installed in the collecting hopper, the cutting edge is located at the edge of the rotary support, and the cutting edge is abutted to the inner side wall of the collecting hopper.
As an improvement, the cutting edge is L-shaped, and the cutting edge comprises a cutter body and an edge part, wherein the cutter body is in a fan-shaped arrangement, and the edge part is arranged at the vertical edge of the cutter body.
As an improvement, the drive assembly comprises:
the driven synchronous belt wheel is arranged on a rotating shaft of the rotating bracket and rotates to drive the rotating bracket to rotate;
the driving synchronous belt wheel is arranged on one side of the driven synchronous belt wheel, and a driving motor for driving the driving synchronous belt wheel to rotate is arranged at the driving synchronous belt wheel; and
the synchronous belt is wound on the driven synchronous belt pulley and the driving synchronous belt pulley, and the driving synchronous belt pulley drives the driven synchronous belt pulley to rotate synchronously through the synchronous belt.
As an improvement, the valve assembly comprises:
the sun gear is sleeved on the rotating shaft of the rotating bracket and synchronously rotates along with the rotating shaft;
a planetary gear disposed about the circumferential array of sun gears, the planetary gear disposed in meshing engagement with the sun gears;
the gear ring is sleeved outside the planetary gear, inner teeth meshed with the planetary gear are arranged on the inner ring of the gear ring, and first outer tooth parts and second outer tooth parts arranged at intervals are arranged on the outer ring of the gear ring;
and the valve is arranged on the communicating pipe, and a valve rod of the valve is sleeved with a rotating gear which is correspondingly matched with the gear ring.
As an improvement, the number of teeth of the first external tooth portion is the same as that of the second external tooth portion, and the number of teeth of the first external tooth portion is half of that of the rotating gear.
In an improved mode, along the air exhaust direction of the first collecting pipe, the included angle alpha between a first external tooth part and a second external tooth part on the gear rings arranged on the adjacent collecting hoppers is gradually enlarged, and the angle difference beta is 1/2 of the covering angle gamma of the first external tooth part.
As an improvement, initially, the middle parts of the first external tooth parts of the gear rings arranged on the collecting hoppers on the first collecting pipe, the second collecting pipe, the third collecting pipe and the fourth collecting pipe are meshed with the rotating gear.
As an improvement, the partition assembly comprises:
the synchronous ring is arranged at the lower end part of the cleaning scraper and is arranged concentrically with the rotating shaft on the cleaning scraper;
the partition fan blades are rotatably arranged on the synchronizing ring, are arranged in a fan shape, are arranged along the axial circumference of the rotating shaft in an array manner, and are combined to form a partition plate when being horizontally arranged;
the shifting shafts are fixedly arranged at the lower end part of the collecting hopper and are arranged along the axial circumference array of the rotating shaft; and
and the balancing weight is arranged on the straight edge of one side of the corresponding partition fan blade.
The invention has the beneficial effects that:
(1) according to the invention, the valve component is arranged on each collecting hopper, and the valve component is used for controlling the on-off of each collecting hopper, so that only one collecting hopper is always communicated with the exhaust pipe in the smoke dust cleaning process, and the rest collecting hoppers are in a state of being disconnected from the exhaust pipe, the supply of the maximum suction force of each collecting hopper is ensured, the smoke dust cleaned by the collecting hoppers is better collected, and the technical problem of insufficient suction force of the exhaust pipe in the cleaning process is solved;
(2) according to the invention, only one collecting hopper is always communicated with the exhaust pipe, and the other collecting hoppers are in a state of being disconnected from the exhaust pipe, so that only smoke generated by one collecting hopper is required to be processed each time in the cleaning process of the collecting main body, the workload of the collecting main body is reduced, and the smooth operation of the collecting main body is ensured;
(3) according to the invention, the valve component is driven to operate by the driving component for driving the cleaning scraper, so that the collecting hopper can still be cleaned by scraping in the process of being disconnected from the exhaust pipe, the working efficiency is greatly improved, the connection between the collecting hopper and the exhaust pipe is opened by scraping, the smoke generated by cleaning can be rapidly and intensively discharged, and the cleaning is quicker;
(4) according to the invention, the purpose of independently opening each collecting bucket is achieved by changing the included angle between the first outer tooth part and the second outer tooth part on each collecting bucket, and after cleaning is finished, all the collecting buckets are automatically and synchronously opened, so that the tightness of the on-off of each collecting bucket and the exhaust pipe is ensured.
In conclusion, the automatic cleaning device has the advantages of being rapid in cleaning, automatic and orderly and the like, and is particularly suitable for the technical field of fire melting treatment and processing of hazardous wastes.
Drawings
FIG. 1 is a schematic perspective view of a flue gas collection device according to the present invention;
FIG. 2 is a side sectional view of the flue gas collection apparatus of the present invention;
FIG. 3 is a schematic perspective view of the collecting hopper according to the present invention;
FIG. 4 is a perspective view of a cleaning wiper according to the present invention;
FIG. 5 is a schematic sectional view of the blade of the present invention;
FIG. 6 is a schematic cross-sectional view of a collection hopper according to the present invention;
FIG. 7 is a schematic view of a partial structure of the collecting hopper of the present invention;
FIG. 8 is an enlarged view of the structure at A in FIG. 7;
FIG. 9 is a first schematic view of a top view of a ring gear of the present invention;
FIG. 10 is a schematic top view of a ring gear of the present invention;
FIG. 11 is a first schematic perspective view of a partition assembly according to the present invention;
FIG. 12 is a schematic perspective view of a partition assembly according to the present invention;
FIG. 13 is a perspective view of the shifting shaft of the present invention;
FIG. 14 is a schematic perspective view of a synchronizer ring according to the present invention;
FIG. 15 is a schematic perspective view of a partition blade according to the present invention.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example (b):
as shown in fig. 1 to 15, a deep drying system for high-temperature melting of waste sludge comprises a plurality of arranged drying furnaces and flue gas collecting equipment, wherein the flue gas collecting equipment comprises:
the collecting device comprises a collecting main body 1, wherein the outer surface of one side of the collecting main body 1 is connected with an air pumping box 11 through bolts, and the outer surface of one side, away from the collecting main body 1, of the air pumping box 11 is connected with an air pumping pipe 2 through bolts;
one end of the exhaust pipe 2, which is far away from the exhaust box 11, is in bolted connection with a first collecting pipe 3, one end of the first collecting pipe 3, which is far away from the exhaust pipe 2, is in bolted connection with a second collecting pipe 4, one end of the second collecting pipe 4, which is far away from the first collecting pipe 3, is in bolted connection with a third collecting pipe 5, one end of the third collecting pipe 5, which is far away from the second collecting pipe 4, is in bolted connection with a fourth collecting pipe 6, and the diameters of the first collecting pipe 3, the second collecting pipe 4, the third collecting pipe 5 and the fourth collecting pipe 6 are gradually reduced along the axial direction of the;
the first collecting pipe 3, the second collecting pipe 4, the third collecting pipe 5 and the fourth collecting pipe 6 are all provided with collecting hoppers 7 which are communicated through a communicating pipe 70, the collecting hoppers 7 are arranged in a horn shape, the collecting hoppers 7 are all installed on corresponding drying furnaces and used for collecting smoke, cleaning scrapers 71 which are arranged in a rotating mode are arranged in the collecting hoppers 7, the top of each collecting hopper 7 is provided with a driving assembly 72 which drives the cleaning scrapers 71 to rotate and a valve assembly 73 which controls the communicating pipe 70 to be switched on and off, the connecting positions of the collecting hoppers 7 and the drying furnaces are all provided with partition assemblies 74, and when the cleaning scrapers 71 rotate, the partition assemblies 74 partition the communication between the collecting hoppers 7 and the drying furnaces;
the driving assembly 72 controls the collecting hoppers 7 on the first collecting pipe 3, the second collecting pipe 4, the third collecting pipe 5 and the fourth collecting pipe 6 to be sequentially opened and communicated with the air suction pipe 2 through a valve assembly 73.
The outer surface of one side of the collecting main body 1 is connected with a high-pressure water pump 12 through bolts, a first water delivery pipe 13 is fixedly installed at the upper end of the high-pressure water pump 12, an exhaust box 14 is fixedly installed on the outer surface of the upper end of the collecting main body 1, supporting foot posts 15 are welded at corners of the outer surface of the lower end of the collecting main body 1, and a discharge hopper 16 is fixedly installed in the middle of the outer surface of the lower end of the collecting main body 1;
a second water pipe 17 is arranged inside the collecting main body 1, one end of the second water pipe 17 is communicated with the first water pipe 13, and a spray pipe 18 is arranged on the outer surface of the lower end of the second water pipe 17.
Further, the inside of air draft box 11 is provided with air exhauster 111, the inside of air exhaust box 14 is provided with exhaust fan 141, gas outlet 142 has been seted up to the upper end surface of air exhaust box 14, the inside of gas outlet 142 is inlayed and is had the filter screen.
In a preferred embodiment, the cleaning scraper 71 includes a rotating bracket 711 and a blade 712, the rotating bracket 711 is rotatably installed in the collecting bucket 7, the blade 712 is located at the edge of the rotating bracket 711, and the blade 712 is abutted against the inner sidewall of the collecting bucket 7.
Further, the cutting edge 712 is arranged in an L shape, the cutting edge 712 includes a cutter body 713 and an edge portion 714, the cutter body 713 is arranged in a fan shape, and the edge portion 714 is arranged at the vertical edge of the cutter body 713.
Further, the driving assembly 72 includes:
a driven sprocket 721, wherein the driven sprocket 721 is disposed on the rotating shaft 710 of the rotating frame 711, and the driven sprocket 721 rotates to rotate the rotating frame 711;
a driving sprocket 722, the driving sprocket 722 being disposed at one side of the driven sprocket 721, the driving sprocket 722 being provided with a driving motor 723 for driving the driving sprocket 722 to rotate; and
the transmission chain 724 is wound on the driven sprocket 721 and the driving sprocket 722, and the driving sprocket 722 drives the driven sprocket 721 to rotate synchronously through the transmission chain 724.
As a preferred embodiment, the valve assembly 73 includes:
a sun gear 731, the sun gear 731 being fitted over the rotating shaft 710 of the rotating bracket 711, the sun gear 731 rotating synchronously with the rotating shaft 710;
planet gears 732 arranged in a circumferential array around the sun gear 731, the planet gears 732 being arranged in mesh with the sun gear 731;
a ring gear 733, the ring gear 733 being fitted around the planet gear 732, an inner ring of the ring gear 733 being provided with inner teeth 734 meshing with the planet gear 732, and an outer ring of the ring gear 733 being provided with a first outer tooth portion 735 and a second outer tooth portion 736 which are provided at an interval;
and a valve 737, wherein the valve 737 is disposed on the communication pipe 70, and a valve rod of the valve 737 is sleeved with a rotary gear 738 correspondingly matched with the gear ring 733.
Further, the number of teeth of the first external teeth portion 735 is identical to that of the second external teeth portion 736 and is half of that of the rotating gear 738.
Furthermore, in the air suction direction of the first collecting pipe 3, the included angle α between the first external tooth portion 735 and the second external tooth portion 736 on the ring gear 733, which is provided on the adjacent collecting hopper 7, is gradually enlarged, and the angle difference β is 1/2 of the angle γ covered by the first external tooth portion 735.
At the beginning, the middle of the first tooth 735 of the ring gear 733 provided in the collecting bucket 7 of the first collecting pipe 3, the second collecting pipe 4, the third collecting pipe 5, and the fourth collecting pipe 6 is meshed with the rotary gear 738.
As a preferred embodiment, the partition assembly 74 includes:
a synchronizing ring 741, the synchronizing ring 741 being provided at a lower end portion of the cleaning scraper 71, the synchronizing ring 741 being disposed concentrically with the rotation shaft 710 of the cleaning scraper 71;
a shifting shaft 743, wherein the shifting shaft 743 is fixedly arranged at the lower end part of the collecting hopper 7, and the shifting shaft 743 is arranged along the axial circumference array of the rotating shaft 710; and
the balancing weight 744 is disposed on a straight edge of one side of the partition fan 742.
It should be noted that, during the cleaning operation of the collecting hopper 7, the driving assembly 72 is first started, the cleaning scraper 71 is driven by the driving assembly 72 to rotate, the soot on the inner arm of the collecting hopper 7 is scraped by the cleaning scraper 71, and during the starting process of the driving assembly 72, the operation is performed through the planetary gear train composed of the sun gear 731, the planet gears 732 and the ring gears 733, the first external teeth 735 on all the ring gears 733 are synchronously matched with the rotating gear 738 on the valve 737 to drive the valve 737 to rotate and close by 90 °, and then, due to the angular difference of the included angle α between the first external teeth 735 and the second external teeth 736 on each ring gear 733, the second external teeth 736 on the ring gear 733 with the smallest included angle α are firstly matched with the rotating gear 738 to rotate and open the valve 737 A second collecting pipe 4 and a collecting bucket 7 on the first collecting pipe 3.
In the process of rotating the cleaning scraper 71, the partition blades 742 rotate synchronously with the cleaning scraper 71, and in the rotating process, due to the arrangement of the shifting shaft 743, the partition blades 742 are always horizontally arranged, the partition blades 742 are combined to form partition plates, and the communication between the collecting hopper 7 and the drying furnace is partitioned by the partition plates.
It is further noted that, in order to close the valve 737 again after the second external teeth 736 are engaged with the rotating gear 738 after 180 degrees of rotation, the valve 737 is opened again only when the first teeth 735 are engaged with the rotating gear 738 again, which ensures that all the collecting hoppers 7 are opened synchronously.
It should be further noted that the planetary gear system consisting of the sun gear 731, the planetary gear 732 and the ring gear 733 can ensure that the cleaning scraper 71 has rotated for several revolutions under the condition that the ring gear 733 rotates for one revolution, thereby ensuring that the cleaning scraper 71 can completely clean the inner wall of the collecting hopper 7.
The rotating shaft 710 is provided with a fan at a position facing the communication pipe 70, and the cleaned smoke is guided and output by rotation of the fan.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a deep drying system is used in melting of waste sludge high temperature, includes drying furnace and the flue gas collecting equipment that a plurality of ranges set up, its characterized in that, flue gas collecting equipment includes:
the collecting device comprises a collecting main body (1), wherein the outer surface of one side of the collecting main body (1) is connected with an air pumping box (11) through bolts, and the outer surface of one side, far away from the collecting main body (1), of the air pumping box (11) is connected with an air pumping pipe (2) through bolts;
one end of the air exhaust pipe (2) far away from the air exhaust box (11) is connected with a first collecting pipe (3) through a bolt, one end of the first collecting pipe (3) far away from the air exhaust pipe (2) is connected with a second collecting pipe (4) through a bolt, one end of the second collecting pipe (4) far away from the first collecting pipe (3) is connected with a third collecting pipe (5) through a bolt, one end of the third collecting pipe (5) far away from the second collecting pipe (4) is connected with a fourth collecting pipe (6) through a bolt, and the diameters of the first collecting pipe (3), the second collecting pipe (4), the third collecting pipe (5) and the fourth collecting pipe (6) are gradually reduced along the axial direction of the first collecting pipe (3);
the first collecting pipe (3), the second collecting pipe (4), the third collecting pipe (5) and the fourth collecting pipe (6) are all provided with collecting hoppers (7) which are communicated through a communicating pipe (70), the collecting hoppers (7) are arranged in a horn shape, and the collecting hoppers (7) are all arranged on the corresponding drying furnaces, used for collecting flue gas, a cleaning scraper (71) which is arranged in a rotating way is arranged in the collecting hopper (7), the top of the collecting hopper (7) is provided with a driving component (72) for driving the cleaning scraper (71) to rotate and a valve component (73) for controlling the on-off of the communicating pipe (70), the connecting positions of the collecting hopper (7) and the drying furnace are both provided with a partition component (74), when the cleaning scraper (71) rotates, the partition assembly (74) partitions the collection hopper (7) from being communicated with the drying furnace;
the driving assembly (72) controls the collecting hoppers (7) on the first collecting pipe (3), the second collecting pipe (4), the third collecting pipe (5) and the fourth collecting pipe (6) to be sequentially opened through a valve assembly (73) to be communicated with the air suction pipe (2).
2. The deep drying system for high-temperature melting of waste sludge as defined in claim 1, wherein a high-pressure water pump (12) is bolted to the outer surface of one side of the collecting main body (1), a first water pipe (13) is fixedly installed at the upper end of the high-pressure water pump (12), an exhaust box (14) is fixedly installed on the outer surface of the upper end of the collecting main body (1), supporting legs (15) are welded at corners of the outer surface of the lower end of the collecting main body (1), and a discharge hopper (16) is fixedly installed at the middle position of the outer surface of the lower end of the collecting main body (1);
a second water conveying pipe (17) is arranged inside the collecting main body (1), one end of the second water conveying pipe (17) is communicated with the first water conveying pipe (13), and a spraying pipe (18) is arranged on the outer surface of the lower end of the second water conveying pipe (17);
the inside of air suction box (11) is provided with air exhauster (111), the inside of air discharge box (14) is provided with exhaust fan (141), gas outlet (142) have been seted up to the upper end surface of air discharge box (14), the inside of gas outlet (142) is inlayed and is had the filter screen.
3. The deep drying system for high-temperature melting of waste sludge as claimed in claim 1, wherein the cleaning scraper (71) comprises a rotating bracket (711) and a blade (712), the rotating bracket (711) is rotatably installed in the collecting hopper (7), the blade (712) is located at the edge of the rotating bracket (711), and the blade (712) is arranged in an interference manner with the inner side wall of the collecting hopper (7).
4. The deep drying system for high-temperature melting of waste sludge as claimed in claim 3, wherein the cutting edge (712) is L-shaped, the cutting edge (712) comprises a blade body (713) and an edge portion (714), the blade body (713) is fan-shaped, and the edge portion (714) is arranged at the vertical edge of the blade body (713).
5. The deep drying system for high-temperature melting of waste sludge according to claim 3, wherein the driving assembly (72) comprises:
a driven timing pulley (721), the driven timing pulley (721) being provided on a rotation shaft (710) of the rotating bracket (711), the driven timing pulley (721) rotating to rotate the rotating bracket (711);
the driving synchronous pulley (722) is arranged on one side of the driven synchronous pulley (721), and a driving motor (723) for driving the driving synchronous pulley (722) to rotate is arranged at the driving synchronous pulley (722); and
the synchronous belt (724) is wound on the driven synchronous belt wheel (721) and the driving synchronous belt wheel (722), and the driving synchronous belt wheel (722) synchronously drives the driven synchronous belt wheel (721) to rotate through the synchronous belt (724).
6. The deep drying system for high-temperature melting of waste sludge as claimed in claim 3, wherein the valve assembly (73) comprises:
a sun gear (731), wherein the sun gear (731) is sleeved on the rotating shaft (710) of the rotating bracket (711), and the sun gear (731) rotates synchronously with the rotating shaft (710);
planet gears (732), said planet gears (732) being arranged around a circumferential array of said sun gear (731), the planet gears (732) being arranged in mesh with said sun gear (731);
the gear ring (733), the gear ring (733) is sleeved outside the planetary gear (732), inner teeth (734) meshed with the planetary gear (732) are arranged on the inner ring of the gear ring (733), and first outer teeth (735) and second outer teeth (736) arranged at intervals are arranged on the outer ring of the gear ring (733);
and the valve (737), the valve (737) set up in on communicating pipe (70), the cover is equipped with on the valve pole of this valve (737) and is in gear ring (733) corresponds complex rotary gear (738).
7. The deep drying system for high-temperature melting of waste sludge as claimed in claim 6, wherein the number of teeth of the first external tooth portion (735) and the second external tooth portion (736) is identical to half of the number of teeth of the rotating gear (738).
8. The deep drying system for high-temperature melting of waste sludge as claimed in claim 6, wherein along the air suction direction of the first collecting pipe (3), the included angle α between the first external tooth portion (735) and the second external tooth portion (736) on the ring gear (733) of the adjacent collecting hopper (7) is gradually enlarged, and the angle difference β is 1/2 of the coverage angle γ of the first external tooth portion (735).
9. The deep drying system for high-temperature melting of waste sludge according to claim 6, wherein initially, the middle of the first external tooth portion (735) of the gear ring (733) arranged on the collecting hopper (7) of the first collecting pipe (3), the second collecting pipe (4), the third collecting pipe (5) and the fourth collecting pipe (6) is meshed with the rotating gear (738).
10. The deep drying system for high-temperature melting of waste sludge as claimed in claim 1, wherein the partition assembly (74) comprises:
a synchronizing ring (741), the synchronizing ring (741) being provided at a lower end portion of the cleaning blade (71), the synchronizing ring (741) being disposed concentrically with the rotational shaft (710) of the cleaning blade (71);
partition blades (742), the partition blades (742) are rotatably mounted on the synchronizing ring (741), the partition blades (742) are arranged in a sector shape, the partition blades (742) are arranged in an axial circumferential array along the rotating shaft (710), and when the partition blades (742) are horizontally arranged, partition plates are formed by combination;
a shifting shaft (743), wherein the shifting shaft (743) is fixedly arranged at the lower end part of the collecting hopper (7), and the shifting shaft (743) is arranged along the axial circumference array of the rotating shaft (710); and
the balancing weight (744) is arranged on the straight edge of one side of the corresponding partition fan blade (742).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110172954.0A CN112939411B (en) | 2021-02-08 | 2021-02-08 | Deep drying system for high-temperature melting of waste sludge |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110172954.0A CN112939411B (en) | 2021-02-08 | 2021-02-08 | Deep drying system for high-temperature melting of waste sludge |
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| Publication Number | Publication Date |
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| CN112939411A true CN112939411A (en) | 2021-06-11 |
| CN112939411B CN112939411B (en) | 2022-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110172954.0A Active CN112939411B (en) | 2021-02-08 | 2021-02-08 | Deep drying system for high-temperature melting of waste sludge |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1031522A (en) * | 1962-01-29 | 1966-06-02 | Bahnson Co | Rotating eliminator |
| CN110935705A (en) * | 2019-11-19 | 2020-03-31 | 安徽枫慧金属股份有限公司 | Smelting furnace flue gas collection device of convenient clearance |
| CN210963971U (en) * | 2019-10-29 | 2020-07-10 | 四川同庆南风洗涤用品有限责任公司 | Feeding equipment of spray drying equipment for production of washing powder |
| CN112112490A (en) * | 2020-09-30 | 2020-12-22 | 深圳市凯迪仕智能科技有限公司 | Driving mechanism for door lock and door lock |
-
2021
- 2021-02-08 CN CN202110172954.0A patent/CN112939411B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1031522A (en) * | 1962-01-29 | 1966-06-02 | Bahnson Co | Rotating eliminator |
| CN210963971U (en) * | 2019-10-29 | 2020-07-10 | 四川同庆南风洗涤用品有限责任公司 | Feeding equipment of spray drying equipment for production of washing powder |
| CN110935705A (en) * | 2019-11-19 | 2020-03-31 | 安徽枫慧金属股份有限公司 | Smelting furnace flue gas collection device of convenient clearance |
| CN112112490A (en) * | 2020-09-30 | 2020-12-22 | 深圳市凯迪仕智能科技有限公司 | Driving mechanism for door lock and door lock |
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|---|---|
| CN112939411B (en) | 2022-06-17 |
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