CN115301154A

CN115301154A - Municipal sludge ceramsite preparation facilities

Info

Publication number: CN115301154A
Application number: CN202210969444.0A
Authority: CN
Inventors: 周其胤; 高毛林; 赵军
Original assignee: Anhui Meichen Ecological Technology Co ltd
Current assignee: Anhui Meichen Ecological Technology Co ltd
Priority date: 2022-08-12
Filing date: 2022-08-12
Publication date: 2022-11-08

Abstract

The invention discloses a preparation device of municipal sludge ceramsite, which belongs to the field of ceramsite preparation and comprises a feeding barrel, wherein a rotating rod is rotatably connected inside the feeding barrel, the outer wall of the rotating rod is provided with a helical blade, the outer wall of one end of the feeding barrel is fixedly connected with a feeding motor, the output end of the feeding motor is connected with the rotating rod, the other end of the feeding barrel is fixedly connected with a fixed block, one side of the fixed block is provided with a through groove, the through groove is communicated with the feeding barrel, the other side of the fixed block is provided with a groove communicated with the through groove, a forming block is detachably connected onto the groove, the side wall of the forming block is provided with a plurality of forming grooves communicated with the through groove, the sludge block is conveyed into the through groove through the helical blade to be extruded, then enters the forming grooves to be cylindrical, is moved out from the other side of the plurality of forming grooves, and is cut into ceramsite with the same size through a dicing assembly, so that the ceramsite preparation efficiency is improved.

Description

Municipal sludge ceramsite preparation facilities

Technical Field

The invention relates to the technical field of ceramsite preparation, in particular to a preparation device for urban sludge ceramsite.

Background

In the world, the municipal sludge treatment method mainly comprises landfill, land utilization and incineration, wherein the incineration can remove combustible harmful substances in the sludge, and the method is a thorough harmless treatment method at present, but the incineration equipment has large investment, high energy consumption, high operating cost and easy generation of secondary pollution, so that a harmless and recycling sludge treatment process suitable for the national conditions of China is imperative.

The high-temperature environment (the highest temperature reaches 1300 ℃) in the production process of the ceramsite provides conditions for harmless treatment and resource utilization of municipal sludge, the fly ash and the clay are used as raw materials to prepare material balls, organic harmful components in the material balls are completely decomposed or combusted in the subsequent sintering process, and heavy metals and the like are solidified in the ceramsite, so that the production of the ceramsite and the resource utilization of the sludge are combined, the energy utilization rate can be improved, the energy consumption in the production of the ceramsite is reduced, and the harm of the sludge can be fundamentally eliminated.

The patent publication No. CN111151193A discloses a double-cylinder pelletizer for preparing sludge ceramsite, which comprises a bracket, wherein two symmetrically arranged bases are fixedly arranged on the bracket, a hemispherical installation groove is formed in the base, a hemispherical rotary cylinder which is shaped along with the installation groove is movably arranged in the installation groove, a heightening ring which is integrally formed with the rotary cylinder and driven by a driving component is arranged at the top of the rotary cylinder, a cover body with a feeding port is screwed at the top of the heightening ring, and a separator which extends to the bottom of the rotary cylinder is fixed in the heightening ring; when the invention is used, the ceramsite is added into the rotary cylinder from the feeding port and is distributed among different partition plates, the motor drives the gear to rotate to drive the rotary cylinder to rotate under the transmission action of the gear ring, so that the ceramsite in the rotary cylinder continuously rotates and collides with the partition plates, the goal of balling is achieved, the balling effect is good, and one motor simultaneously drives two rotary cylinders to rotate, the structure is simple, the balling efficiency is high, but when the invention balls the sludge, the raw materials are in the rotary cylinder, and the balling is finished by the continuous rotation of the rotary cylinder, so that a large amount of time is needed to roll the granules into the balls, and the production efficiency is reduced.

Disclosure of Invention

In order to overcome the technical problems, the invention aims to provide a municipal sludge ceramsite preparation device, wherein sludge blocks are conveyed to the inside of a through groove through a helical blade to be extruded, then the sludge blocks enter a plurality of groups of forming grooves to be cylindrical, the sludge blocks are moved out from the other side of the forming grooves and then are cut into ceramsite with the same size through a granulating component, the granulating quantity at one time is large, the granulating forming speed is high, the ceramsite preparation efficiency is improved, then the granulated ceramsite falls onto a forming roller, and the ceramsite is driven to rotate and be formed through the rotation of the forming roller, so that the roundness of the ceramsite is improved.

The purpose of the invention can be realized by the following technical scheme:

the municipal sludge ceramsite preparation device comprises a feeding barrel, wherein a rotating rod is rotatably connected inside the feeding barrel, the outer wall of the rotating rod is provided with a spiral blade, the outer wall of one end of the feeding barrel is fixedly connected with a feeding motor, the output end of the feeding motor penetrates through the feeding barrel to be connected with the rotating rod, the other end of the feeding barrel is fixedly connected with a fixing block, one side of the fixing block is provided with a through groove, the through groove is communicated with the feeding barrel, the other side of the fixing block is provided with a groove communicated with the through groove, a forming block is detachably connected onto the groove, and the side wall of the forming block is provided with a plurality of forming grooves communicated with the through groove; one side of the fixed block, which is far away from the feeding barrel, is fixedly connected with two groups of sliding rails, and the two groups of sliding rails are connected with a granulating assembly in a sliding manner; one side that a pay-off section of thick bamboo was kept away from to the fixed block is provided with two sets of supports, it is connected with multiunit shaping roller to rotate on the support, fixed block lateral wall fixedly connected with shaping motor, shaping motor output passes through drive assembly and links to each other with multiunit shaping roller transmission.

As a further scheme of the invention: cut grain subassembly includes two sets of sliders, and is two sets of slider sliding connection is inside two sets of slide rails respectively, and is connected with the cutter between two sets of sliders jointly, and is two sets of the equal fixedly connected with dead lever in slider top, it is two sets of dead lever top is connected with the fixed plate jointly, the grain motor is cut to fixed block top fixedly connected with, cut grain motor output fixedly connected with eccentric wheel, the eccentric wheel pastes mutually with the fixed plate top, and is two sets of the inside reset spring that all is provided with of slide rail, reset spring's both ends offset bottom slide rail and slider respectively.

As a further scheme of the invention: cut grain subassembly still including setting up the fixing base on ground, fixing base top fixedly connected with heating mantle, the heating mantle cover is established on a pay-off section of thick bamboo middle-end outer wall, heating mantle inner wall fixedly connected with temperature control rod, pay-off section of thick bamboo top outer wall has seted up the multiunit exhaust hole.

As a further scheme of the invention: fixed block bottom one side fixedly connected with air pump, air pump inlet end fixedly connected with intake pipe, the one end that the air pump was kept away from to the intake pipe is linked together with the heating mantle, the air pump outlet end fixedly connected with outlet duct, the through-hole has been seted up to shaping roller inside, the one end that the fixed block was kept away from to the shaping roller is provided with rotary joint, rotary joint is linked together with the one end that the air pump was kept away from to the outlet duct.

As a further scheme of the invention: limiting grooves are formed in the upper side and the lower side of the groove, and limiting blocks matched with the limiting grooves are fixedly connected to the upper side and the lower side of the forming block and used for limiting the forming block.

As a further scheme of the invention: the arc wall has been seted up at the shaping piece top, the square groove has been seted up to fixed block upper end inside, the inside sliding connection of square groove has the gag lever post, the gag lever post runs through the fixed block joint inside the arc wall, be provided with spacing spring in the square groove, the both ends of spacing spring offset with square groove and gag lever post respectively.

As a further scheme of the invention: the distance between the forming rollers is smaller than the diameter of the ceramsite.

As a further scheme of the invention: spiral lines are all arranged on the outer walls of the forming rollers, and one ends of the forming rollers, far away from the fixing blocks, are downward inclined by 5-10 degrees.

The invention has the beneficial effects that:

1. according to the invention, the sludge raw material is fed into the through grooves in the fixed block through the helical blades, and then is extruded into a plurality of groups of forming grooves in the forming block through the through grooves to be extruded into a long strip cylinder, and the long strip cylinder is discharged from the other end of the forming groove, and meanwhile, the extruded long strip cylinder is cut into short cylinder particles with the same size through the granulating assembly, so that the granulating of ceramsite is completed, and the discharging is synchronously performed through the plurality of groups of forming grooves, and then the granulating is performed, so that the granulating efficiency is improved, and the granulating time is reduced.

2. In the invention, the molding roller drives the ceramsite falling onto the molding roller to rotate, and the spiral grains on the molding roller drive the ceramsite to rotate, so that the roundness of the ceramsite is gradually increased in the rotating collision process, and the roundness of the ceramsite is improved.

Drawings

The invention is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the connection structure of the fixing block and the molding block of the present invention;

FIG. 3 is a left side view of the fixing block of the present invention;

FIG. 4 is a first schematic view of a dicing assembly according to the present invention;

FIG. 5 is a schematic view of a second embodiment of the dicing assembly of the present invention;

FIG. 6 is an enlarged view of the portion A of FIG. 1;

FIG. 7 is an enlarged view of portion B of FIG. 1 according to the present invention;

FIG. 8 is a schematic top view of a forming roll of the present invention;

FIG. 9 is a schematic view of the spiral thread structure of the present invention.

In the figure: 1. a feeding cylinder; 2. rotating the rod; 201. a helical blade; 2011. a feeding motor; 202. a feed pipe; 203. a fixed seat; 2031. a heating mantle; 2032. a temperature control rod; 204. an exhaust hole; 3. a fixed block; 301. a through groove; 302. a groove; 303. a slide rail; 304. a limiting groove; 305. a square groove; 3051. a limiting rod; 3052. a limiting spring; 4. forming a block; 401. forming a groove; 402. a limiting block; 403. an arc-shaped slot; 5. a pelletizing component; 501. a slider; 502. a cutter; 503. fixing the rod; 5031. a fixing plate; 504. a grain cutting motor; 505. an eccentric wheel; 506. a return spring; 6. forming rollers; 601. a support; 602. molding the motor; 603. a transmission assembly; 604. a through hole; 605. helical thread; 7. an air pump; 701. an air inlet pipe; 702. an air outlet pipe; 703. a rotary joint.

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.

As shown in fig. 1-9, the municipal sludge ceramsite preparation device comprises a feeding barrel 1, wherein a rotating rod 2 is rotatably connected inside the feeding barrel 1, the outer wall of the rotating rod 2 is provided with a helical blade 201, the outer wall of one end of the feeding barrel 1 is fixedly connected with a feeding motor 2011, the output end of the feeding motor 2011 penetrates through the feeding barrel 1 and is connected with the rotating rod 2, the other end of the feeding barrel 1 is fixedly connected with a fixed block 3, one side of the fixed block 3 is provided with a through groove 301, the through groove 301 is communicated with the feeding barrel 1, the other side of the fixed block 3 is provided with a groove 302 communicated with the through groove 301, a forming block 4 is detachably connected onto the groove 302, and the side wall of the forming block 4 is provided with a plurality of forming grooves 401 communicated with the through groove 301; one side of the fixed block 3, which is far away from the feeding barrel 1, is fixedly connected with two groups of slide rails 303, and the two groups of slide rails 303 are slidably connected with a granulating component 5; one side that a pay-off section of thick bamboo 1 was kept away from to fixed block 3 is provided with two sets of supports 601, it is connected with multiunit shaping roller 6 to rotate on the support 601, 3 lateral wall fixedly connected with shaping motor 602 of fixed block, shaping motor 602 output passes through drive assembly 603 and links to each other with the transmission of multiunit shaping roller 6, interval between the multiunit shaping roller 6 is less than the haydite diameter after cutting the grain, spiral line 605 has all been seted up on the 6 outer walls of multiunit shaping roller, be convenient for increase the circularity of haydite, and shaping roller 6 keeps away from 5 ~ 10 of the one end downward sloping of fixed block 3, the ejection of compact after the haydite shaping of being convenient for.

The transmission assembly 603 is composed of a group of chains and a plurality of groups of chain wheels, the plurality of groups of chain wheels are respectively and fixedly connected on the plurality of groups of forming rollers 6 and the output end of the forming motor 602, and the chains are rotatably connected on the plurality of groups of chain wheels.

As shown in fig. 1, fig. 3, fig. 4 and fig. 5, the granule cutting assembly 5 includes two sets of sliders 501, the two sets of sliders 501 are respectively slidably connected inside two sets of sliding rails 303, and a cutter 502 is commonly connected between the two sets of sliders 501, the tops of the two sets of sliders 501 are both fixedly connected with a fixing rod 503, the tops of the two sets of fixing rods 503 are commonly connected with a fixing plate 5031, the top of the fixing block 3 is fixedly connected with a granule cutting motor 504, the output end of the granule cutting motor 504 is fixedly connected with an eccentric wheel 505, the eccentric wheel 505 is attached to the top of the fixing plate 5031, the two sets of sliding rails 303 are both internally provided with a return spring 506, both ends of the return spring 506 are respectively attached to the bottoms of the sliding rails 303 and the bottom of the sliders 501, the granule cutting motor 504 drives the eccentric wheel 505 to rotate, the eccentric wheel 505 rotates to abut against the fixing plate 5031 to push the fixing plate 5031 to move downward, the fixing plate 5031 moves downward to push the sliders 501 to move downwards through the fixing rod 503, the sliders 501 drive the cutters 502 to move downwards to move against the forming blocks 4 to cut the cylindrical sludge raw material extruded from the forming tank 401, and then the eccentric wheel 505 to rotate and reset, the sliders 505 by the sliders 505 pushed by the tension of the return by the return by the return spring 506, and the sliders 501, and the sliders to repeatedly cut the sliders.

As shown in fig. 1, the granule cutting assembly 5 further comprises a fixed seat 203 arranged on the ground, a heating cover 2031 is fixedly connected to the top of the fixed seat 203, the heating cover 2031 is sleeved on the outer wall of the middle end of the feeding barrel 1, a temperature control rod 2032 is fixedly connected to the inner wall of the heating cover 2031, a plurality of groups of exhaust holes 204 are formed in the outer wall of the top of the feeding barrel 1, the temperature control rod 2032 is energized and heated, so that the air in the heating cover 2031 is heated, the feeding barrel 1 is heated, the temperature of the feeding barrel 1 is transferred to the inside sludge raw material, the moisture in the sludge raw material is evaporated from the sludge raw material, and then is discharged through the exhaust holes 204, and the water content of the sludge is reduced.

As shown in fig. 1 and 7, an air pump 7 is fixedly connected to one side of the bottom of the fixing block 3, an air inlet pipe 701 is fixedly connected to an air inlet end of the air pump 7, one end of the air inlet pipe 701, which is far away from the air pump 7, is communicated with a heating cover 2031, an air outlet pipe 702 is fixedly connected to an air outlet end of the air pump 7, a through hole 604 is formed in the forming roller 6, which is far away from the fixing block 3, a rotary joint 703 is arranged at one end of the forming roller 6, which is far away from the air pump 7, the air pump 7 pumps hot air out of the heating cover 2031 through the air inlet pipe 701, the hot air is fed into the through hole 604 in the forming roller 6 through the air outlet pipe 702 and the rotary joint 703, the hot air heats the forming roller 6 inside the forming roller 6, the ceramsite falls on the forming roller 6, the hot ceramsite is dried while the roundness is increased, the water content of the ceramsite is reduced, the efficiency of subsequent sintering is improved, meanwhile, the hot air enters the through hole 604 in the through hole on the forming roller 6 from the end far away from the forming block 4, the forming roller surface on one side of the forming roller 4 is reduced in a step shape, the ceramsite contact with the ceramsite is avoided, the ceramsite, and the ceramsite is prevented from being cut ceramsite, and the ceramsite is prevented from being subjected to be subjected to high temperature of the step shape finishing roller 6, and cannot be finished.

Limiting grooves 304 have been seted up to both sides about the recess 302 shown in fig. 1 and fig. 2, both sides fixedly connected with and limiting groove 304 matched with stopper 402 about the shaping piece 4 for spacing shaping piece 4, the change is dismantled to shaping piece 4 to the convenience simultaneously, uses the shaping groove 401 of different diameters to cut grain.

As shown in fig. 1 and 6, the arc wall 403 has been seted up at shaping piece 4 top, the square groove 305 has been seted up to fixed block 3 inside, the inside sliding connection of square groove 305 has gag lever post 3051, gag lever post 3051 runs through 3 joints of fixed block inside arc wall 403, fix a position shaping piece 4, improve the convenience of shaping piece 4 installation, be provided with spacing spring 3052 in the square groove 305, the both ends of spacing spring 3052 offset with square groove 305 and gag lever post 3051 respectively.

The working principle of the invention is as follows: when the user uses the device, the sludge raw material prepared from the ceramsite is put into the feeding barrel 1 through the feeding pipe 202, then the feeding motor 2011 is started, the feeding motor 2011 drives the helical blade 201 to rotate through the rotating rod 2, the helical blade 201 drives the sludge raw material to move in the feeding barrel 1, when the sludge raw material moves from the inside of the feeding barrel 1 to the inside of the through groove 301, the feeding barrel 1 drives the sludge raw material to move continuously to extrude the sludge raw material in the through groove 301, the sludge raw material in the through groove 301 is extruded to enter the inside of the multiple groups of molding grooves 401 through one side of the molding groove 401 to move cylindrically, when the cylindrical sludge is extruded from the other side of the molding groove 401, then the dicing assembly 5 is started, the dicing motor 504 in the dicing assembly 5 drives the eccentric wheel 505 to move downwards, the eccentric wheel 505 abuts against the fixing plate 5031 to push the fixing plate 5031 to move downwards, the fixing plate 5031 drives the two sets of sliding blocks 501 to move downwards through the fixing rod 503, the cutter 502 between the two sets of sliding blocks 501 moves downwards along the side wall of the forming block 4 to cut the sludge raw material extruded from the forming groove 401 into ceramic granules with the same size, compared with the long-time rotation of a roller, the sludge raw material is rolled into the ceramic granules, the granulation efficiency is improved, the eccentric wheel 505 continues to rotate, the sliding blocks 501 are pushed to move upwards through the tension of the reset spring 506, the cutter 502 on the sliding blocks 501 performs secondary cutting on the sludge raw material to improve the cutting efficiency, the cutter 502 is driven to perform repeated motion to perform granule cutting in such a way, the cut ceramic granules fall onto the forming rollers 6, then the forming motor 602 is started, the forming motor 602 drives a plurality of sets of forming rollers 6 to rotate through the transmission assembly 603, the plurality of forming rollers 6 separately spread the ceramic granules accumulated on the forming rollers 6, meanwhile, when the forming roller 6 rotates, the ceramsite is driven to rotate and move downwards by the spiral threads 605 on the forming roller 6, the roundness of the ceramsite is slowly increased while the ceramsite rotates and moves, the ceramsite is changed into an approximate circle from a cylinder shape, and the roundness and the uniformity of the ceramsite are improved.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims

1. The municipal sludge ceramsite preparation device comprises a feeding barrel (1) and is characterized in that a rotating rod (2) is rotatably connected inside the feeding barrel (1), the outer wall of the rotating rod (2) is provided with a helical blade (201), the outer wall of one end of the feeding barrel (1) is fixedly connected with a feeding motor (2011), the output end of the feeding motor (2011) penetrates through the feeding barrel (1) to be connected with the rotating rod (2), the other end of the feeding barrel (1) is fixedly connected with a fixed block (3), one side of the fixed block (3) is provided with a through groove (301), the through groove (301) is communicated with the feeding barrel (1), the other side of the fixed block (3) is provided with a groove (302) communicated with the through groove (301), a forming block (4) is detachably connected onto the groove (302), and a plurality of forming grooves (401) communicated with the through groove (301) are formed in the side wall of the forming block (4);

one side, away from the feeding barrel (1), of the fixing block (3) is fixedly connected with two groups of sliding rails (303), and the two groups of sliding rails (303) are connected with a granulating component (5) in a sliding manner;

one side that a pay-off section of thick bamboo (1) was kept away from in fixed block (3) is provided with two sets of supports (601), it is connected with multiunit forming roller (6) to rotate on support (601), fixed block (3) lateral wall fixedly connected with forming motor (602), forming motor (602) output passes through drive assembly (603) and links to each other with multiunit forming roller (6) transmission.

2. The municipal sludge ceramsite preparation device according to claim 1, wherein the granulating assembly (5) comprises two sets of sliding blocks (501), the two sets of sliding blocks (501) are respectively slidably connected inside two sets of sliding rails (303), a cutter (502) is commonly connected between the two sets of sliding blocks (501), fixing rods (503) are fixedly connected to the tops of the two sets of sliding blocks (501), a fixing plate (5031) is commonly connected to the top ends of the fixing rods (503), a granulating motor (504) is fixedly connected to the top of the fixing plate (3), an eccentric wheel (505) is fixedly connected to the output end of the granulating motor (504), the eccentric wheel (505) is attached to the top of the fixing plate (5031), a return spring (506) is arranged inside each of the two sets of sliding rails (303), and two ends of the return spring (506) are respectively abutted to the bottoms of the sliding rails (303) and the bottoms of the sliding blocks (501).

3. The municipal sludge ceramsite preparation device according to claim 1, wherein the granulating assembly (5) further comprises a fixing base (203) arranged on the ground, a heating cover (2031) is fixedly connected to the top of the fixing base (203), the heating cover (2031) is sleeved on the outer wall of the middle end of the feeding barrel (1), a temperature control rod (2032) is fixedly connected to the inner wall of the heating cover (2031), and a plurality of groups of exhaust holes (204) are formed in the outer wall of the top of the feeding barrel (1).

4. The municipal sludge ceramsite preparation device according to claim 3, wherein an air pump (7) is fixedly connected to one side of the bottom of the fixed block (3), an air inlet pipe (701) is fixedly connected to an air inlet end of the air pump (7), one end, far away from the air pump (7), of the air inlet pipe (701) is communicated with the heating cover (2031), an air outlet pipe (702) is fixedly connected to an air outlet end of the air pump (7), a through hole (604) is formed in the forming roller (6), a rotary joint (703) is arranged at one end, far away from the fixed block (3), of the forming roller (6), and the rotary joint (703) is communicated with one end, far away from the air pump (7), of the air outlet pipe (702).

5. The municipal sludge ceramsite preparation device according to claim 1, wherein the upper and lower sides of the groove (302) are provided with limiting grooves (304), and the upper and lower sides of the molding block (4) are fixedly connected with limiting blocks (402) matched with the limiting grooves (304) for limiting the molding block (4).

6. The municipal sludge ceramsite preparation device according to claim 1, wherein an arc-shaped groove (403) is formed in the top of the forming block (4), a square groove (305) is formed in the upper end of the fixing block (3), a limiting rod (3051) is slidably connected in the square groove (305), the limiting rod (3051) penetrates through the fixing block (3) and is clamped in the arc-shaped groove (403), a limiting spring (3052) is arranged in the square groove (305), and two ends of the limiting spring (3052) respectively abut against the square groove (305) and the limiting rod (3051).

7. The municipal sludge ceramsite preparation device according to claim 1, wherein the distance between the multiple groups of forming rollers (6) is less than the diameter of the ceramsite.

8. The municipal sludge ceramsite preparation device according to claim 1, wherein the outer walls of the plurality of groups of forming rollers (6) are provided with spiral threads (605), and one end of each forming roller (6) far away from the fixed block (3) is inclined downwards by 5 degrees to 10 degrees.