CN108328352B - Sludge continuous drying treatment system - Google Patents
Sludge continuous drying treatment system Download PDFInfo
- Publication number
- CN108328352B CN108328352B CN201810148277.7A CN201810148277A CN108328352B CN 108328352 B CN108328352 B CN 108328352B CN 201810148277 A CN201810148277 A CN 201810148277A CN 108328352 B CN108328352 B CN 108328352B
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- plate
- sludge
- hopper
- hopper body
- lifting
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- 239000010802 sludge Substances 0.000 title claims abstract description 74
- 238000001035 drying Methods 0.000 title claims description 17
- 238000007599 discharging Methods 0.000 claims abstract description 22
- 239000000843 powder Substances 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims description 50
- 239000000463 material Substances 0.000 claims description 36
- 239000004744 fabric Substances 0.000 claims description 24
- 230000006835 compression Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 11
- 238000003860 storage Methods 0.000 claims description 10
- 239000004519 grease Substances 0.000 claims description 3
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 230000003139 buffering effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000011345 viscous material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000009264 composting Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G63/00—Transferring or trans-shipping at storage areas, railway yards or harbours or in opening mining cuts; Marshalling yard installations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G17/00—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
- B65G17/12—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface comprising a series of individual load-carriers fixed, or normally fixed, relative to traction element
- B65G17/126—Bucket elevators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G17/00—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
- B65G17/30—Details; Auxiliary devices
- B65G17/32—Individual load-carriers
- B65G17/36—Individual load-carriers having concave surfaces, e.g. buckets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/32—Filling devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/04—Bulk
- B65G2201/045—Sand, soil and mineral ore
Abstract
The utility model provides a continuous desiccation processing system of mud, this processing system includes screw conveyer I, continuous bucket elevator and stores the dry ash storehouse of dry powder, and the mud in the sludge storehouse is carried in the sludge bucket through screw conveyer I, and continuous bucket elevator sends the mud in the sludge bucket into the mixer that is equipped with on the plateau, and the dry powder in the dry ash storehouse enters into screw conveyer II through the unloading passageway of bottom simultaneously to enter into the mixer through screw conveyer II's bin outlet and mud misce bene. According to the invention, the continuous bucket elevator and the mixer are improved, so that the sludge can be continuously dried, the working efficiency is improved, a sludge buffer bin is not required to be arranged, and the cost and the energy consumption are saved; meanwhile, an extension discharging section is additionally arranged on the continuous bucket elevator, and the lifting hopper is modified, so that the problem that the sludge is difficult to discharge due to viscosity is solved.
Description
Technical Field
The invention relates to the field of sludge treatment, in particular to a sludge continuous drying treatment system.
Background
The existing sludge drying system consists of a storage bin, a sludge conveyor, a powder bin, a dry powder conveyor, a mixer and the like, and is characterized in that wet sludge with high water content is mixed with solid or powder dry materials to form a drying material, so that the water content of the sludge is reduced, the sludge characteristics are changed, the sludge is convenient to transport and treat, and the sludge drying system is generally applied to municipal sludge solidification landfill, municipal sludge and coal dust are mixed for coal-electricity cooperative treatment, printing and dyeing sludge modification or biological composting and the like.
However, the existing sludge drying system only can carry out single-bucket intermittent lifting for sludge lifting, namely, each time sludge lifting needs to be interrupted for a period of time, so that an intermediate bin is required to be added for buffering for continuous viscous material supply, and because the structure of the sludge buffering bin is relatively complicated, scattering equipment is required to be arranged in the buffering bin, equipment and space investment are increased, and energy consumption is increased; if no buffer bin is arranged, only intermittent mixing equipment can be adopted, so that a plurality of occasions requiring continuous production are not met.
In addition, as the sludge has certain viscosity, when the bucket elevator is adopted for conveying, the sludge can be adhered in the hopper due to the viscosity of the sludge, so that the condition of incomplete unloading and even incapability of unloading is caused.
Disclosure of Invention
In order to solve the problems that the investment is increased, the space requirement is large and the energy consumption is increased because a sludge buffer bin is added in the existing sludge drying system to realize continuous sludge treatment, the invention provides a sludge continuous drying treatment system, which can continuously carry out drying treatment on sludge by improving a continuous bucket elevator and a mixer, thereby improving the working efficiency, and saving the cost and the energy consumption without arranging the sludge buffer bin; meanwhile, an extension discharging section is additionally arranged on the continuous bucket elevator, and the lifting hopper is modified, so that the problem that the sludge is difficult to discharge due to viscosity is solved.
The technical scheme adopted by the invention for solving the technical problems is as follows: the continuous sludge drying treatment system comprises a screw conveyor I, a continuous bucket elevator and a dry ash bin for storing dry powder, wherein a feed inlet and a discharge outlet of the screw conveyor I are respectively provided with a sludge bin and a sludge hopper, sludge in the sludge bin is conveyed into the sludge hopper through the screw conveyor I, the continuous bucket elevator conveys the sludge in the sludge hopper into a mixer arranged on a high platform, meanwhile, the dry powder in the dry ash bin enters a screw conveyor II through a discharging channel at the bottom, enters the mixer through a discharge outlet of the screw conveyor II and is uniformly mixed with the sludge, and then falls into a storage hopper from the discharge outlet of the mixer for storage for transportation;
the continuous bucket elevator comprises a frame which is obliquely arranged, a driving wheel which is driven by a power mechanism is arranged at the upper part of the frame, a driven wheel is arranged at the lower part of the frame, a closed-loop transmission chain plate is meshed with the driving wheel around the driving wheel and the driven wheel, the driving wheel drives the driven wheel to rotate through the circular rotation of the closed-loop transmission chain plate, lifting hoppers are uniformly arranged on the closed-loop transmission chain plate along the closed-loop transmission chain plate, an upper guide wheel and a lower guide wheel are arranged at the upper part of the frame, the upper guide wheel is meshed with the closed-loop transmission chain plate on the lifting side, a part of the closed-loop transmission chain plate between the upper guide wheel and the driving wheel is supported to be horizontal to form an upper extension section, and the lower guide wheel is meshed with the closed-loop transmission chain plate on the descending side, and a part of the closed-loop transmission chain plate between the driving wheel and the lower guide wheel is supported to be horizontal to form an extension discharge section, so that the lifting hoppers keep an opening to move downwards on the extension discharge section after crossing the driving wheel, and are conveyed downwards along the closed-loop transmission chain plate after crossing the lower guide wheel; a discharge hopper communicated with a feed inlet of the mixer is arranged below the extended discharge section;
the lifting hopper comprises a hopper body with an opening at the upper part, rotating pins which are used for being rotationally connected with a closed-loop transmission chain plate are arranged at two sides of the hopper body, a high-position L-shaped baffle and a low-position L-shaped baffle are respectively arranged at different positions and heights at one side of the hopper body, wherein the high-position L-shaped baffle is matched with a baffle pin on the closed-loop transmission chain plate to keep the opening of the hopper body upwards at the lifting side of the closed-loop transmission chain plate, the low-position L-shaped baffle is matched with another baffle pin on the closed-loop transmission chain plate when the hopper body passes through a driving wheel for discharging, so that the opening of the hopper body is kept downwards in an inclined manner, a plurality of gaps are formed at the lower part of the hopper body, lining cloth is paved inside the hopper body, the upper edge of the lining cloth is fixed on the inner wall of the hopper body through a clamping plate and a bolt, the other part of the lining cloth is enclosed into the same shape as the structure in the hopper body and is attached to the inner wall at the lower part of the hopper body, so that the lining cloth can be turned over under the sticky material sticky effect when the hopper body is discharged;
the mixer comprises a cylindrical shell with two closed ends, a rotating shaft arranged in the cylindrical shell, and a feed inlet and a discharge outlet which are arranged on the cylindrical shell, wherein one end of the cylindrical shell, which is close to the feed inlet, is a feed end, one end, which is close to the discharge outlet, is a discharge end, 18 mixing tools are axially distributed on the rotating shaft, the mixing tools are numbered sequentially from one end, which is close to the feed inlet, the included angle between every two adjacent mixing tools is 102 degrees, and the included angle between the 10 th mixing tool and the first mixing tool is 180 degrees; the feeding hole is tangential to the side wall at one end of the cylindrical shell and faces to the right upper side, and the discharging hole is tangential to the side wall at the other end of the cylindrical shell and faces to the right lower side;
the mixing tool comprises a mounting handle fixed on the rotating shaft, the top of the mounting handle is provided with an upward-inclined supporting plate, one end of the supporting plate, which is higher, is connected with a lifting blade, an obtuse angle included angle is formed between the lifting blade and the supporting plate, and the middle of the mounting handle is provided with an arc-shaped returning plate;
the concave direction of the arc-shaped material returning plate and the direction of the material raising plate of the first mixing tool face the discharge end of the cylindrical shell so as to accelerate the material entering; the last mixing tool has the concave direction of the arc-shaped material returning plate and the direction of the material raising plate facing the feeding end of the cylindrical shell, so that the last mixing tool collides with the screwed material to form turbulence; the concave direction of the arc-shaped returning plates of the rest mixing tools faces the feeding end of the cylindrical shell, and the lifting plates face the discharging end of the cylindrical shell.
As a preferred embodiment of the invention, the arc-shaped returning charge plate is formed by connecting a trapezoid part at the lower part and a rectangle part at the upper part, wherein the trapezoid part is an arc-shaped plate, the distance between two sides of the arc-shaped plate is gradually increased from the lower end to the upper end, the arc-shaped returning charge plate is projected to form an isosceles trapezoid, and the rectangle part is also an arc-shaped plate, and the projection of the rectangle part forms a rectangle; the material lifting plate is triangular, one side edge of the material lifting plate is connected with the top edge of the supporting plate, and the other side edge of the material lifting plate is positioned on the same plane with one side edge of the supporting plate.
As another preferred embodiment of the invention, the driven wheel of the continuous bucket elevator is fixedly connected with the frame through the tensioning mechanism, the tensioning mechanism comprises a base plate and a sliding rail which are fixed on the frame, wherein the base plate is perpendicular to the direction of the closed loop transmission chain plate, the direction of the sliding rail is consistent with the direction of the closed loop transmission chain plate, a bearing seat at the end part of a rotating shaft of the driven wheel is slidably arranged in the sliding rail, a supporting rod which is consistent with the direction of the closed loop transmission chain plate is adjustably arranged on the base plate through a bolt hole and a nut, one end of the supporting rod is sleeved with a compression spring, and the free end of the compression spring is fixedly connected with the bearing seat so as to apply acting force to the bearing seat, so that the closed loop transmission chain plate between the bearing seat and the driving wheel is always in a tensioning state.
As another preferred embodiment of the invention, a rib plate is arranged on the gap at the lower part of the hopper body.
As another preferred embodiment of the invention, the longitudinal section of the hopper body is U-shaped, and the upper opening end is larger than the bottom.
As another preferred embodiment of the present invention, the upper edge of the lining cloth is fixed at the middle position of the hopper body by a clamping plate and a bolt.
As another preferred embodiment of the present invention, the surface of the lining cloth is coated with friction-reducing grease.
Compared with the prior art, the invention has the following beneficial effects:
1) According to the invention, the continuous bucket elevator and the mixer are improved, so that the sludge can be continuously dried, the working efficiency is improved, a sludge buffer bin is not required to be arranged, and the cost and the energy consumption are saved; meanwhile, an extension discharging section is additionally arranged on the continuous bucket elevator, and the lifting hopper is modified, so that the problem that the sludge is difficult to discharge due to viscosity is solved;
2) In the continuous bucket elevator, the upper guide wheel and the lower guide wheel are arranged near the driving wheel positioned at the high position, so that a section of the high position of the closed loop transmission chain plate forms a horizontal extension unloading section, after the lifting hopper passes over the driving wheel, the lifting hopper keeps the opening downwards and horizontally transported on the extension unloading section, and after the lifting hopper passes over the lower guide wheel, the lifting hopper inclines downwards, and the opening downwards state of the lifting hopper can be kept for a period of time due to the existence of the extension unloading section, so that the unloading time is prolonged, and the viscous material is convenient to discharge;
3) According to the lifting hopper, the hollow structure is formed by arranging the plurality of gaps on the side wall of the lower part of the hopper body, then the lining cloth is paved on the inner surface of the hopper body, the upper edge of the lining cloth is fixed at or above the middle part of the hopper body by adopting the clamping plates and the bolts, and as the rest parts of the lining cloth are not connected with the hopper body, when the sludge is filled, the sludge is also covered by the lining cloth, so that even if adhesion occurs, the lining cloth can be turned out of the hopper body during discharging by utilizing the adhesion effect of the sludge, thereby facilitating the discharge of the sludge; meanwhile, the hollow structure at the lower part of the hopper body can effectively reduce the air resistance of the lining cloth when the material is discharged and the lining cloth is reset, and is more beneficial to discharging and resetting the lining cloth;
4) The bearing seat of the driven wheel of the continuous bucket elevator is arranged in the sliding rail in a sliding way and is tightly propped by adopting the elasticity of the compression spring, so that the closed loop transmission chain plates among the driving wheels are always in a tensioning state, and the problems of chain tightening, chain lengthening, loosening, chain releasing and the like of the closed loop transmission chain plates caused by long-time running are prevented;
5) In the mixer, the number of the mixing tools is limited to 18, the included angle between two adjacent mixing tools is limited to 102 degrees, and the included angle between the 10 th mixing tool and the first mixing tool is limited to 180 degrees, so that the mixing tools are distributed in the mode, and dynamic balance is realized without additional weights;
6) In the mixer, the feeding hole and the discharging hole are changed into the arrangement structure tangential to the side wall of the cylinder, so that the problems of unsmooth feeding and splashing of discharging are solved;
7) In the mixer, the material lifting plates and the material returning plates with different angles and different sizes are distributed on the same mixing tool, and when the mixer works, the material lifting plates push mixed materials forwards, and the material returning plates return part of the materials backwards, so that turbulent flow mixing is formed in the mixer;
8) In the mixer, the last mixing tool lifting plate and the last mixing tool returning plate are in the same direction and are returned backwards, so that blocking of a discharge hole and friction of materials on the right end face of the cylinder body are prevented, and meanwhile, the first mixing tool lifting plate and the last mixing tool returning plate are pushed forwards in the same direction and feed is accelerated, and therefore mixing efficiency and mixing effect are improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of a continuous bucket elevator;
FIG. 3 is a schematic view of an extended discharge section at the drive wheel of the continuous bucket elevator;
FIG. 4 is a schematic view of the structure of a lift hopper;
FIG. 5 is a schematic structural view of a continuous bucket elevator driven wheel tensioning mechanism;
FIG. 6 is a schematic view of the structure of the mixer;
FIG. 7 is a schematic view of the structure of the first mixing tool;
FIG. 8 is a schematic view of the mixing tool in an intermediate position;
FIG. 9 is a schematic view of the structure of the last mixing tool;
reference numerals: 1. screw conveyor i, 101, sludge bin, 102, sludge bucket, 2, continuous bucket elevator, 201, driven wheel, 2011, bearing pedestal, 202, closed loop transfer link, 203, drive wheel, 204, upper guide wheel, 205, lower guide wheel, 206, upper extension, 207, extension discharge section, 208, tensioning mechanism, 2081, support bar, 2082, compression spring, 2083, slide rail, 2084, base plate, 3, lifting hopper, 301, hopper body, 302, rotation pin, 303, high L-shaped baffle, 304, low L-shaped baffle, 305, lining, 306, void, 307, gusset, 308, cleat, 4, mixer, 401, plateau, 402, storage hopper, 403, discharge hopper, 404, cylindrical housing, 405, rotation axis, 406, mixing tool, 4061, mounting handle, 4062, arc return plate, 4063, 4064, lifting plate, 407, feed port, 408, discharge port, 501, screw conveyor ii, discharge port, 6, dry ash bin, 601, and discharge channel.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-9, a sludge continuous drying treatment system comprises a screw conveyor i 1, a continuous bucket elevator 2 and a dry powder storage bin 6, wherein a feed inlet and a discharge outlet of the screw conveyor i 1 are respectively provided with a sludge bin 101 and a sludge bucket 102, sludge in the sludge bin 101 is conveyed into the sludge bucket 102 through the screw conveyor i 1, the continuous bucket elevator 2 conveys the sludge in the sludge bucket 102 into a mixer 4 arranged on a high platform 401, meanwhile, dry powder in the dry powder bin 6 enters a screw conveyor ii 5 through a discharging channel 601 at the bottom, enters the mixer 4 through a discharging hole 501 of the screw conveyor ii 5 and is uniformly mixed with the sludge, and then falls into a storage hopper 402 from the discharge outlet of the mixer 4 for transportation;
the continuous bucket elevator 2 comprises a rack which is obliquely arranged, wherein a driving wheel 203 driven by a power mechanism is arranged at the upper part of the rack, a driven wheel 201 is arranged at the lower part of the rack, a closed-loop transmission chain plate 202 is meshed around the driving wheel 203 and the driven wheel 201, the driving wheel 203 drives the driven wheel 201 to rotate through the circular rotation of the closed-loop transmission chain plate 202, a lifting hopper 3 is uniformly arranged on the closed-loop transmission chain plate 202, an upper guide wheel 204 and a lower guide wheel 205 are arranged at the upper part of the rack, wherein the upper guide wheel 204 is meshed with the closed-loop transmission chain plate 202 at the lifting side, a part of the closed-loop transmission chain plate 202 between the upper guide wheel 204 and the driving wheel 203 is supported to form an upper extension section 206 horizontally, and the lower guide wheel 205 is meshed with the closed-loop transmission chain plate 202 at the descending side, and a part of the closed-loop transmission chain plate 202 between the driving wheel 203 and the lower guide wheel 205 is supported to form an extension discharging section 207 horizontally, so that the lifting hopper 3 keeps an opening downwards on the extension discharging section 207 after passing over the driving wheel 203, and is conveyed downwards along the closed-loop transmission chain plate 202 after passing over the lower guide wheel 205; a discharge hopper 403 communicated with a feed inlet 407 of the mixer 4 is arranged below the extended discharge section 207;
the lifting hopper 3 comprises a hopper body 301 with an opening at the upper part, rotating pins 302 used for being rotationally connected with the closed-loop transmission chain plate 202 are arranged at two sides of the hopper body 301, a high-position L-shaped baffle 303 and a low-position L-shaped baffle 304 are respectively arranged at different positions and heights at one side of the hopper body 301, the high-position L-shaped baffle 303 is matched with the baffle pins on the closed-loop transmission chain plate 202 to enable the hopper body 301 to keep the opening at the lifting side of the closed-loop transmission chain plate 202 upwards, the low-position L-shaped baffle 304 is matched with the other baffle pin on the closed-loop transmission chain plate 202 to enable the opening of the hopper body 301 to keep inclined downwards when the hopper body 301 is discharged beyond the driving wheel 203, a plurality of gaps 306 are formed in the lower part of the hopper body 301, so that a hollowed structure is formed, lining cloth 305 is paved inside the hopper body 301, the upper edge of the lining cloth 305 is fixed on the inner wall of the hopper body 301 through a clamping plate 308 and bolts, and the rest part of the lining cloth 305 is enclosed into the same shape as the structure in the hopper body 301, and is adhered on the inner wall at the lower part of the hopper body 301, so that when the hopper body 301 is overturned, the lining material can be overturned and the adhesive material can be discharged under the action of the hopper body.
The mixer 4 comprises a cylindrical shell 404 with two closed ends, a rotating shaft 405 arranged in the cylindrical shell 404, and a feed inlet 407 and a discharge outlet 408 arranged on the cylindrical shell 404, wherein one end of the cylindrical shell 404 close to the feed inlet 407 is a feed end, one end close to the discharge outlet 408 is a discharge end, 18 mixing tools 406 are axially distributed on the rotating shaft 405, the mixing tools 406 are numbered sequentially from one end close to the feed inlet 407, the included angle between two adjacent mixing tools 406 is 102 DEG, and the included angle between the 10 th mixing tool 406 and the first mixing tool 406 is 180 DEG; the feeding hole 407 is tangential to the side wall at one end of the cylindrical shell 404 and faces directly above, and the discharging hole 408 is tangential to the side wall at the other end of the cylindrical shell 404 and faces directly below;
the mixing tool 406 includes a mounting handle 4061 fixed on the rotating shaft 405, an upward inclined supporting plate 4063 is provided at the top of the mounting handle 4061, a lifting plate 4064 is connected to the higher end of the supporting plate 4063, an obtuse included angle is formed between the lifting plate 4064 and the supporting plate 4063, and an arc-shaped returning plate 4062 is provided in the middle of the mounting handle 4061;
the concave direction of the arc-shaped material returning plate 4062 and the direction of the material raising plate 4064 of the first mixing tool 406 face the discharge end of the cylindrical shell 404 so as to accelerate the material entering; the last mixing tool 406, the concave direction of the arc-shaped material returning plate 4062 and the direction of the material raising plate 4064 face the feeding end of the cylindrical shell 404, so that turbulent flow is formed by collision with the screwed material; the arcuate return plate 4062 of the remaining mixing tool 406 is concave in direction toward the feed end of the cylindrical housing 404 and the lifter plate 4064 is toward the discharge end of the cylindrical housing 404.
The above is a basic embodiment of the present invention, and further improvements, optimizations, and limitations may be made on the above basis:
as a preferred embodiment of the present invention, the arc-shaped returning plate 4062 is formed by connecting a trapezoid part at the lower part and a rectangle part at the upper part, wherein the trapezoid part is an arc-shaped plate, the distance between two sides of the arc-shaped plate gradually increases from the lower end to the upper end, the projection of the arc-shaped plate forms an isosceles trapezoid, and the rectangle part is also an arc-shaped plate, and the projection of the rectangle part forms a rectangle; the lifting plate 4064 is triangular, one side edge of the lifting plate 4064 is connected with the top edge of the supporting plate 4063, and the other side edge of the lifting plate 4063 is on the same plane with one side edge of the supporting plate;
as another preferred embodiment of the present invention, the driven wheel 201 of the continuous bucket elevator 2 is fixedly connected with the frame through a tensioning mechanism 208, the tensioning mechanism 208 includes a base plate 2084 and a sliding rail 2083 fixed on the frame, wherein the base plate 2084 is perpendicular to the direction of the closed loop transmission link plate 202, the direction of the sliding rail 2083 is consistent with the direction of the closed loop transmission link plate 202, a bearing seat 2011 at the end of the rotation shaft of the driven wheel 201 is slidably disposed in the sliding rail 2083, a supporting rod 2081 consistent with the direction of the closed loop transmission link plate 202 is adjustably disposed on the base plate 2084 through bolt holes and nuts, a compression spring 2082 is sleeved at one end of the supporting rod 2081, and the free end of the compression spring 2082 is fixedly connected with the bearing seat 2011, so as to apply a force to the bearing seat 2011, so that the closed loop transmission link plate 202 between the driving wheel 203 is always in a tensioned state;
as another preferred embodiment of the present invention, a rib 307 is disposed in the gap 306 at the lower part of the hopper body 301;
as another preferred embodiment of the present invention, the vertical section of the hopper body 301 is U-shaped, and the upper opening end is larger than the bottom;
as another preferred embodiment of the present invention, the upper edge of the lining cloth 305 is fixed at the middle position of the hopper body 301 by a clamping plate 308 and a bolt;
as another preferred embodiment of the present invention, the surface of the lining cloth 305 is coated with friction-reducing grease.
The screw conveyor I1 and the screw conveyor II 5 are conventional conveying equipment in the field, and the dry ash bin 6 is a conventional powder bin; the height of the platform 401 is raised, so that the storage hopper 402 connected with the discharge hole 408 of the mixer 4 can be fixed at the lower part of the platform 401, the height of the storage hopper 402 is also raised, the position of the discharge hole is also higher, and the transportation equipment such as a transportation truck can be conveniently transported below the storage hopper 402.
One end of a rotating shaft 405 of the mixer 4 extends out of one end of the cylindrical shell 404 and is rotationally connected with the bearing seat, the other end extends out of the other end of the cylindrical shell 404 and is connected with a power output shaft of a speed reducer through a coupler, the speed reducer is driven by a motor through a transmission belt, and a sealing ring is used for sealing between the rotating shaft 405 and the end part of the cylindrical shell 404;
the supporting rod 2081 in the tensioning mechanism 208 at the driven wheel 201 of the continuous bucket elevator 2 is provided with a raised annular clamping table around the outer wall thereof, the compression spring 2082 is sleeved on the supporting rod 2081, one end of the compression spring 2082 is fixed on the annular clamping table, and the other end of the compression spring is fixedly connected with the bearing seat 2011 after exceeding the supporting rod 2081.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (5)
1. A sludge continuous drying treatment system is characterized in that: the treatment system comprises a screw conveyor I (1), a continuous bucket elevator (2) and a dry ash bin (6) for storing dry powder, wherein a feed inlet and a discharge outlet of the screw conveyor I (1) are respectively provided with a sludge bin (101) and a sludge hopper (102), sludge in the sludge bin (101) is conveyed into the sludge hopper (102) through the screw conveyor I (1), the continuous bucket elevator (2) conveys the sludge in the sludge hopper (102) into a mixer (4) arranged on a high platform (401), meanwhile, the dry powder in the dry ash bin (6) enters a screw conveyor II (5) through a discharging channel (601) at the bottom, enters a mixer (4) through a discharging outlet (501) of the screw conveyor II (5) and is uniformly mixed with the sludge, and then falls into a storage hopper (402) through the discharge outlet of the mixer (4) to be stored for transportation;
the continuous bucket elevator (2) comprises a rack which is obliquely arranged, a driving wheel (203) driven by a power mechanism is arranged at the upper part of the rack, a driven wheel (201) is arranged at the lower part of the rack, a closed loop transmission chain plate (202) is meshed with the driving wheel (203) and the driven wheel (201), the driving wheel (203) drives the driven wheel (201) to rotate through the circulating rotation of the closed loop transmission chain plate (202), a lifting hopper (3) is uniformly arranged on the closed loop transmission chain plate (202), an upper guide wheel (204) and a lower guide wheel (205) are arranged at the upper part of the rack, the upper guide wheel (204) is meshed with the closed loop transmission chain plate (202) at the lifting side, a part of the closed loop transmission chain plate (202) positioned between the driving wheel (203) and the lower guide wheel (205) is supported to the horizontal forming an upper extension section (206), so that the discharging lifting hopper (3) moves across the upper extension section (207) in the upper direction of the discharging opening of the upper extension section (207) after the upper guide wheel (203) is lifted, and is conveyed downwards along the closed-loop conveying chain plate (202) after passing over the lower guide wheel (205); a discharge hopper (403) communicated with a feed inlet (407) of the mixer (4) is arranged below the extended discharge section (207);
the lifting hopper (3) comprises a hopper body (301) with an opening at the upper part, rotating pins (302) used for being rotationally connected with a closed-loop transmission chain plate (202) are arranged at two sides of the hopper body (301), a plurality of gaps (306) are formed in the lower part of the hopper body (301) at different positions and heights, a high-position L-shaped baffle (303) and a low-position L-shaped baffle (304) are respectively arranged, the high-position L-shaped baffle (303) is matched with the baffle pins on the closed-loop transmission chain plate (202) to enable the hopper body (301) to keep an opening upwards at the lifting side of the closed-loop transmission chain plate (202), the low-position L-shaped baffle (304) is matched with another baffle pin on the closed-loop transmission chain plate (202) when the hopper body (301) is discharged beyond a driving wheel (203), the opening of the hopper body (301) is kept downwards in an inclined mode, a hollow structure is formed in the lower part of the hopper body (301), lining cloth (305) is paved inside the hopper body (301), the upper edge of the lining cloth (305) is fixed on the inner wall of the hopper body (301) through a clamp plate (308) and bolts, and the lining cloth (305) can be adhered to the inner wall of the hopper body (301) in the same shape when the inner wall of the hopper body is overturned, and materials can be adhered to the lower wall of the hopper body (301) in the same shape, and the material can be discharged;
the mixer (4) comprises a cylindrical shell (404) with two closed ends, a rotating shaft (405) arranged in the cylindrical shell (404), and a feed inlet (407) and a discharge outlet (408) which are arranged on the cylindrical shell (404), wherein one end, close to the feed inlet (407), of the cylindrical shell (404) is a feed end, one end, close to the discharge outlet (408), is a discharge end, 18 mixing tools (406) are distributed on the rotating shaft (405) along the axial direction of the rotating shaft, the mixing tools (406) are numbered sequentially from one end, close to the feed inlet (407), the included angle between every two adjacent mixing tools (406) is 102 DEG, and the included angle between the 10 th mixing tool (406) and the first mixing tool (406) is 180 DEG; the feeding hole (407) is tangential to the side wall of one end of the cylindrical shell (404) and faces directly upwards, and the discharging hole (408) is tangential to the side wall of the other end of the cylindrical shell (404) and faces directly downwards;
the mixing tool (406) comprises a mounting handle (4061) fixed on a rotating shaft (405), an upward inclined supporting plate (4063) is arranged at the top of the mounting handle (4061), one end of the supporting plate (4063) with a higher position is connected with a lifting blade (4064), an obtuse angle is formed between the lifting blade (4064) and the supporting plate (4063), and an arc-shaped returning plate (4062) is arranged in the middle of the mounting handle (4061);
the first mixing tool (406) has the concave direction of the arc-shaped returning plate (4062) and the direction of the lifting plate (4064) facing the discharge end of the cylindrical shell (404) so as to accelerate the material entering; the last mixing tool (406) has the concave direction of the arc-shaped material returning plate (4062) and the direction of the material raising plate (4064) facing the feeding end of the cylindrical shell (404), so that the material collides with the precessed material to form turbulence; the concave direction of the arc-shaped returning plates (4062) of the rest mixing tools (406) faces the feeding end of the cylindrical shell (404), and the lifting plates (4064) face the discharging end of the cylindrical shell (404);
the longitudinal section of the hopper body (301) is U-shaped, and the upper opening end is larger than the bottom; the upper edge of the lining cloth (305) is fixed at the middle position of the hopper body (301) through a clamping plate (308) and a bolt.
2. The sludge continuous drying treatment system according to claim 1, wherein: the arc-shaped material returning plate (4062) is formed by connecting a trapezoid part at the lower part and a rectangle part at the upper part, the trapezoid part is an arc-shaped plate, the distance between two sides of the arc-shaped plate is gradually increased from the lower end to the upper end, the projection of the arc-shaped plate forms an isosceles trapezoid, and the rectangle part is also an arc-shaped plate, and the projection of the rectangle part forms a rectangle; the lifting plate (4064) is triangular, one side edge of the lifting plate is connected with the top edge of the supporting plate (4063), and the other side edge of the lifting plate is on the same plane with one side edge of the supporting plate (4063).
3. The sludge continuous drying treatment system according to claim 1, wherein: driven driving wheel (201) of continuous bucket elevator (2) pass through straining device (208) and frame fixed connection, straining device (208) are including base plate (2084) and slide rail (2083) of fixing in the frame, wherein, base plate (2084) are perpendicular with the direction of closed loop transmission link joint (202), the direction of slide rail (2083) is unanimous with the direction of closed loop transmission link joint (202), and bearing frame (2011) of driven driving wheel (201) axis of rotation tip slides and set up in slide rail (2083), be provided with one through bolt hole and nut adjustable bracing piece (2081) unanimous with closed loop transmission link joint (202) direction on base plate (2084), the one end cover of bracing piece (2081) is equipped with compression spring (2082), and the free end and bearing frame (2011) fixed connection of compression spring (2082) to apply effort to bearing frame (2011), make its and driving wheel (203) between closed loop transmission link joint (202) be in taut state all the time.
4. The sludge continuous drying treatment system according to claim 1, wherein: a rib plate (307) is arranged on a gap (306) at the lower part of the hopper body (301).
5. The sludge continuous drying treatment system according to claim 1, wherein: the surface of the lining cloth (305) is smeared with friction-reducing grease.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810148277.7A CN108328352B (en) | 2018-02-13 | 2018-02-13 | Sludge continuous drying treatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810148277.7A CN108328352B (en) | 2018-02-13 | 2018-02-13 | Sludge continuous drying treatment system |
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| CN108328352A CN108328352A (en) | 2018-07-27 |
| CN108328352B true CN108328352B (en) | 2023-12-08 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2213985A1 (en) * | 1997-08-26 | 1999-02-26 | Abe Friesen | Transportation container with a discharge conveyer |
| KR20020046593A (en) * | 2000-12-15 | 2002-06-21 | 이구택 | Lattice reverse turning device of blending reclaimer |
| CN101234390A (en) * | 2007-02-01 | 2008-08-06 | 谢明明 | Large-scale organic matter refuse treatment classifying device |
| CN102070006A (en) * | 2010-11-29 | 2011-05-25 | 北京机电院高技术股份有限公司 | Half-dry sludge conveying device and method |
| CN202704440U (en) * | 2012-06-29 | 2013-01-30 | 上海城投污水处理有限公司 | Dry sludge conveyer |
| CN208054466U (en) * | 2018-02-13 | 2018-11-06 | 洛阳亚联重型机械有限公司 | A kind of continuous drying and other treatment system of sludge |
-
2018
- 2018-02-13 CN CN201810148277.7A patent/CN108328352B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2213985A1 (en) * | 1997-08-26 | 1999-02-26 | Abe Friesen | Transportation container with a discharge conveyer |
| KR20020046593A (en) * | 2000-12-15 | 2002-06-21 | 이구택 | Lattice reverse turning device of blending reclaimer |
| CN101234390A (en) * | 2007-02-01 | 2008-08-06 | 谢明明 | Large-scale organic matter refuse treatment classifying device |
| CN102070006A (en) * | 2010-11-29 | 2011-05-25 | 北京机电院高技术股份有限公司 | Half-dry sludge conveying device and method |
| CN202704440U (en) * | 2012-06-29 | 2013-01-30 | 上海城投污水处理有限公司 | Dry sludge conveyer |
| CN208054466U (en) * | 2018-02-13 | 2018-11-06 | 洛阳亚联重型机械有限公司 | A kind of continuous drying and other treatment system of sludge |
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| CN108328352A (en) | 2018-07-27 |
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