CN116518380A - Sludge incineration equipment and sludge incineration method - Google Patents
Sludge incineration equipment and sludge incineration method Download PDFInfo
- Publication number
- CN116518380A CN116518380A CN202310447644.4A CN202310447644A CN116518380A CN 116518380 A CN116518380 A CN 116518380A CN 202310447644 A CN202310447644 A CN 202310447644A CN 116518380 A CN116518380 A CN 116518380A
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- sludge
- conical
- cover
- inner cylinder
- feeding funnel
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- 239000010802 sludge Substances 0.000 title claims abstract description 133
- 238000000034 method Methods 0.000 title claims abstract description 19
- 239000002245 particle Substances 0.000 claims abstract description 35
- 238000012216 screening Methods 0.000 claims abstract description 9
- 238000002485 combustion reaction Methods 0.000 claims abstract description 3
- 206010006514 bruxism Diseases 0.000 claims description 5
- 238000000227 grinding Methods 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 238000009825 accumulation Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 13
- 238000010298 pulverizing process Methods 0.000 description 5
- 239000010865 sewage Substances 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
- F23G5/033—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment comminuting or crushing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/24—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having a vertical, substantially cylindrical, combustion chamber
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
- F23G5/442—Waste feed arrangements
- F23G5/444—Waste feed arrangements for solid waste
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention particularly relates to sludge incineration equipment and a sludge incineration method, which are provided with an incinerator body, wherein a feed inlet for throwing sludge is formed in the top of the incinerator body, an outer cylinder cover with the bottom being correspondingly communicated with the feed inlet is vertically fixed on the top of the incinerator body, an inner cylinder which is vertically communicated is fixedly arranged in the outer cylinder cover through first brackets which are arranged at intervals, the inner cylinder is coaxial with the outer cylinder cover, and an installation sleeve seat is rotatably arranged at the bottom end of the inner cylinder. According to the invention, the sludge is subjected to primary screening through the device (6), is subjected to primary crushing through the device (51), is subjected to secondary crushing through the device (4) and the device (41), so that the blockage caused by excessive accumulation of sludge blocks at the feed inlet is avoided, the continuous incineration work of equipment is ensured, and on the other hand, the sludge can enter the incinerator body in the form of particles with smaller volume for combustion, so that the sludge can be fully and completely incinerated, the organic matters are fully decomposed, and the quality of sludge incineration treatment is improved.
Description
Technical Field
The invention relates to the technical field of sludge incineration, in particular to sludge incineration equipment and a sludge incineration method.
Background
Urban sewage treatment is becoming more and more important as an important environmental protection facility, and sludge is often generated in the urban sewage treatment process, so that the urban sewage becomes a great nuisance affecting urban capacity environment, and 0.5-1% of the volume of the treated sewage is converted into solid aggregates to be settled, which is commonly called sludge.
The sludge generated after urban sewage treatment is characterized by instability, easy putrefaction and malodor, and secondary pollution is brought to water and atmosphere after the sludge which is not properly treated enters the environment, and serious threat is formed to the ecological environment, so that the sludge must be subjected to professional treatment. At present, the sludge is mainly treated by adopting an incineration method, so that organic matters can be completely carbonized, pathogens are killed, and the pollution problem of the sludge to the environment is reduced to the greatest extent.
In the prior art, an incinerator is generally adopted to incinerate sludge, a feed inlet is arranged on the incinerator for incinerating the sludge in the prior art, the dried sludge can be added into the incinerator through the feed inlet to be incinerated, and in the process of feeding and incinerating the sludge, the following defects exist:
first, since the dried sludge is not completely granular, a part of the sludge is agglomerated into a block, and the agglomerated sludge is put into the incinerator, the sludge in the incinerator is difficult to completely burn, so that it is difficult to sufficiently decompose organic matters in the incinerator, and the effect of the sludge incineration treatment is affected.
Secondly, the feed inlet of the existing incinerator is not provided with the crushing effect, a large amount of sludge blocks are collected when the incinerator is charged, the feed inlet is extremely easy to be blocked, manual cleaning is needed, and sludge incineration treatment is affected.
Disclosure of Invention
The invention aims to provide sludge incineration equipment and a sludge incineration method for ensuring full combustion of sludge and preventing blockage of a feed inlet.
In order to achieve the above purpose, the present invention provides the following technical solutions.
The sludge incineration equipment comprises an incinerator body, wherein a feed inlet for throwing sludge is formed in the top of the incinerator body, an outer cylinder cover with the bottom being correspondingly communicated with the feed inlet is vertically fixed on the top of the incinerator body, a vertically through inner cylinder is fixedly arranged in the outer cylinder cover through first supports which are arranged at intervals, the inner cylinder is coaxial with the outer cylinder cover, a mounting sleeve seat is rotatably arranged at the bottom end of the inner cylinder, a conical cover is fixedly arranged below the mounting sleeve seat, a conical disc protruding upwards is arranged in the outer cylinder cover and is positioned right below the conical cover, and the conical disc is matched with the conical cover in shape; a feeding funnel sieve is arranged at the upper port of the outer cylinder cover, the bottom of the feeding funnel sieve extends into the inner cylinder, and leakage holes are uniformly distributed on the feeding funnel sieve; a shaft lever is fixed in the mounting sleeve seat through a third bracket, extends vertically upwards to the upper part of the feeding funnel sieve, and is externally fixed with auger blades; a driving mechanism is arranged above the feeding funnel sieve and is used for driving the shaft lever to rotate
Therefore, the invention utilizes the feeding funnel sieve to screen and guide the large-particle sludge or sludge blocks into the inner cylinder, the auger blades are driven by the shaft rod to rotate, the large-particle sludge or sludge blocks can be conveyed downwards, the auger blades are used for carrying out primary crushing on the large-particle sludge or sludge blocks in the conveying process, small particles or small-volume sludge blocks are formed, the shaft rod drives the conical disc to rotate, the crushing rod above and the crushing rod below are driven to move relatively, the grinding effect is realized, the small-volume sludge blocks can be crushed again and form small sludge particles, on one hand, the phenomenon that the sludge blocks excessively accumulate at the feeding hole to cause blockage can be avoided, the equipment can continuously burn, on the other hand, the sludge can enter the incinerator body in a small-volume particle form to burn, the sludge can be fully and completely burnt, thereby organic matters are fully decomposed, and the quality of sludge burning treatment is improved.
The driving mechanism comprises an L-shaped bracket, a fixing seat and a driving motor, wherein the L-shaped bracket is inversely fixed on the outer side surface of the outer cylinder cover, a cantilever of the L-shaped bracket extends to the upper part of the feeding funnel sieve, and the fixing seat is fixed on the end part of the cantilever; the driving motor is fixed at the bottom of the fixed seat, and an output shaft of the driving motor is correspondingly fixedly connected with the upper end part of the shaft rod.
The driving motor is arranged above the feeding funnel sieve by utilizing the L-shaped support and the fixing seat, and the shaft lever is driven to rotate by the driving motor, so that the auger blade and the cone cover are driven to rotate, the cone cover and the auger blade share the same driving source, the energy is saved, the overall structure layout is reasonable, and the practicability is high.
Further, the upper end of the outer cylinder cover is provided with supporting springs which are vertically arranged in an annular array, and the top ends of the supporting springs are fixedly connected with the feeding funnel sieve respectively; and a vibrating motor is fixedly arranged on one side of the outer surface of the feeding funnel sieve.
Because the elasticity effect of supporting spring, for the ability of the activity that the feed hopper sieve provided, work through vibrating motor, drive feed hopper sieve vibration, on the one hand, shake small granule mud from the small opening and fall, another convenient, the sludge block of being convenient for gathers together to the centre, and in gathering the in-process, can shake some sludge blocks and scatter, obtain two birds with one stone.
Further, a gap exists between the lower end of the feeding funnel sieve and the inner wall of the inner cylinder; the outer portion of the lower end of the feeding funnel screen is sleeved with a rubber ring, and the outer surface of the rubber ring is abutted against the inner wall of the inner barrel.
There is the space between feed hopper screen lower extreme and the inner tube inner wall, therefore make the feed hopper screen possess the activity can, conveniently vibrate the screening, utilize the rubber circle to provide the cushioning effect for between feed hopper screen and the inner tube simultaneously, avoid taking place excessive abnormal sound at the during operation simultaneously.
Further, an electric pushing cylinder is vertically and fixedly arranged below the conical disc in the inner cylinder through a second bracket; the conical cover is fixedly arranged on the end part of the telescopic rod of the electric push cylinder.
Through electronic jar work that stretches out and draws back, the telescopic link can drive the toper dish and reciprocate for the toper cover, realizes the distance adjustment between toper cover and the toper dish, through changing the distance between toper cover and the toper dish, is convenient for smash the mud piece into different sizes, satisfies actual use needs, has advanced the practicality of device.
Further, the crushing rods on the conical cover and the conical disk are staggered; the outside surface of the crushing rod is locally provided with sharp-angle grinding teeth.
When the sludge block passes through between the two crushing rods, the upper crushing rod and the lower crushing rod relatively move, so that the crushing effect on the sludge block can be improved by utilizing the grinding teeth.
Further, the third support is in a hollowed-out shape radiating to four sides, and the bottom end of the shaft lever is fixed in the middle of the upper surface of the third support.
The third support is hollow, so that sludge is conveniently leaked to the lower part of the inner cylinder, and the third support is a mounting position provided for the shaft lever.
A method of sludge incineration comprising the steps of:
step one: preliminary screening
Drying the dehydrated sludge, putting the dried sludge into a feed hopper screen, sieving the dried sludge through the feed hopper screen, enabling small-particle sludge particles to pass through the leak holes and directly fall into the incinerator body through the inner cylinder and the feed inlet in sequence to burn, gathering and collecting large-particle and agglomerated sludge to the middle, and realizing the primary sieving of the sludge;
step two: primary crushing
The driving mechanism works to drive the shaft rod and the auger blade to rotate, the large particles and the agglomerated sludge converged in the first step are conveyed downwards along the inner cylinder through the rotating auger blade, and the sludge blocks are primarily crushed through the auger blade in the conveying process to form small-particle sludge or small-volume sludge blocks;
step three: secondary crushing
The small granular sludge or small volume sludge blocks formed in the second step can fall between the conical cover and the conical disc through the conveying of the auger blade, the small granular sludge directly falls into the incinerator body to be incinerated, the shaft rod drives the conical cover to rotate, and accordingly the crushing rod is driven to crush the small volume sludge blocks for the second time, small sludge particles are formed, and finally the small granular sludge blocks fall into the incinerator body to be incinerated.
Drawings
FIG. 1 is a perspective view of the overall structure of the present invention;
FIG. 2 is a schematic perspective view of a partial cross-sectional structure of an outer cylinder cover according to the present invention;
FIG. 3 is a schematic plan view of a cross-sectional structure of an outer cylinder cover according to the present invention;
FIG. 4 is a schematic plan view of a cross-sectional structure of an inner barrel according to the present invention;
FIG. 5 is a schematic view of a cone cover according to the present invention;
FIG. 6 is a schematic view of the conical disc structure of the present invention;
FIG. 7 is an enlarged schematic view of the structure A in FIG. 3;
FIG. 8 is a schematic view of the outer surface structure of the pulverizing rod of the present invention;
FIG. 9 is a schematic flow chart of the sludge incineration method of the present invention.
The reference numerals in the figures illustrate: 1. an incinerator body; 11. a feed inlet; 2. an outer cylinder cover; 21. a first bracket; 22. a second bracket; 3. an inner cylinder; 4. a conical cover; 401. installing a sleeve seat; 41. a conical disk; 411. an electric pushing cylinder; 4111. a telescopic rod; 42. crushing the rod; 421. grinding the teeth; 5. a shaft lever; 501. a third bracket; 51. auger blades; 6. a feed hopper screen; 61. a leak hole; 62. a support spring; 63. a vibration motor; 64. a rubber ring; 7. a driving mechanism; 71. an L-shaped bracket; 711. a cantilever; 72. a fixing seat; 73. and driving the motor.
Description of the embodiments
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.
Examples
Referring to fig. 1-8, the present embodiment provides a sludge incineration apparatus, which has an incinerator body 1, a feed inlet 11 for feeding sludge is provided at the top of the incinerator body 1, an outer cylinder cover 2 with a bottom vertically fixed to the top of the incinerator body 1 and correspondingly communicated with the feed inlet 11, an inner cylinder 3 vertically penetrating through the outer cylinder cover 2 is fixedly installed in the outer cylinder cover 2 by a first bracket 21 arranged at intervals, the inner cylinder 3 is coaxial with the outer cylinder cover 2, a mounting socket 401 is rotatably installed at the bottom end of the inner cylinder 3, a conical cover 4 is fixedly installed below the mounting socket 401, a notch of the conical cover 4 faces to the whole lower side, a conical disc 41 protruding upwards is provided in the outer cylinder cover 2 right below the conical cover 4, the conical disc 41 is matched with the conical cover 4 in shape, and vertical crushing rods 42 are uniformly distributed on the inner wall surface of the conical cover 4 and the upper surface of the conical disc 41 respectively; a feed hopper screen 6 is arranged at the upper port of the outer cylinder cover 2, the bottom of the feed hopper screen 6 extends into the inner cylinder 3, and leak holes 61 are uniformly distributed on the feed hopper screen 6; a shaft lever 5 is fixed in the mounting sleeve seat 401 through a third bracket 501, the shaft lever 5 vertically extends upwards to the upper part of the feeding funnel sieve 6, and auger blades 51 are fixed outside the shaft lever 5; a driving mechanism 7 is arranged above the feeding funnel sieve 6 and is used for driving the shaft lever 5 to rotate.
When the device burns sludge, the dewatered and dried sludge is placed in a feed hopper screen 6, after being screened by the feed hopper screen 6, small-particle sludge particles pass through a leak hole 61 and directly fall into a incinerator body 1 through an inner cylinder 3 and a feed inlet 11 in sequence to burn, large-particle and agglomerated sludge gather and collect towards the middle, a driving mechanism 7 works to drive a shaft lever 5 and an auger blade 51 to rotate, the converged large-particle and agglomerated sludge is downwards conveyed along the inner cylinder 3 by the auger blade 51, meanwhile, in the conveying process, the sludge blocks are firstly crushed by the auger blade 51 to form small-particle sludge or small-volume sludge blocks, the small-particle sludge blocks are conveyed between a conical cover 4 and a conical disc 41, the small-particle sludge blocks directly fall into the incinerator body 1 to be burnt, the shaft lever 5 drives the conical cover 4 to rotate, and a crushing rod 42 is driven to secondarily crush the small-volume sludge blocks to form small-particle sludge blocks, and finally fall into the incinerator body 1 to be burnt.
Preferably, the driving mechanism 7 comprises an L-shaped bracket 71, a fixed seat 72 and a driving motor 73, wherein the L-shaped bracket 71 is inversely fixed on the outer side surface of the outer cylinder cover 2, a cantilever 711 of the L-shaped bracket 71 extends above the feeding funnel screen 6, and the fixed seat 72 is fixed on the end part of the cantilever 711; the driving motor 73 is fixed at the bottom of the fixed seat 72, and an output shaft of the driving motor 73 is correspondingly and fixedly connected with the upper end part of the shaft lever 5. Utilize L shape support 71 and fixing base 72 to install driving motor 73 in the top of feed hopper sieve 6, drive axostylus axostyle 5 through driving motor 73 work and rotate to drive auger blade 51 and toper cover 4 rotation, toper cover 4 and auger blade 51 share same actuating source, and is more energy-conserving, and overall structure is rationally distributed, and the practicality is high.
Examples
The difference between the embodiment and the first embodiment is that the upper end of the outer cylinder cover 2 is provided with a vertically arranged supporting spring 62 in an annular array, and the top ends of the supporting springs 62 are fixedly connected with the feeding funnel sieve 6 respectively; a vibrating motor 63 is fixedly installed on one side of the outer surface of the feed hopper screen 6. Because the elasticity effect of supporting spring 62, for the ability of the activity that feed hopper sieve 6 provided, work through vibrating motor 63 drives feed hopper sieve 6 vibration, on the one hand, shake small granule mud from leak hole 61 and fall, another convenient, the sludge block of being convenient for gathers together to the centre, and in gathering together the in-process, can shake some sludge blocks and scatter, obtain two at one time.
Preferably, a gap exists between the lower end of the feeding funnel sieve 6 and the inner wall of the inner cylinder 3; the outer portion of the lower end of the feeding funnel sieve 6 is sleeved with a rubber ring 64, and the outer surface of the rubber ring 64 is abutted against the inner wall of the inner cylinder 3. There is the space between feed hopper screen 6 lower extreme and the inner tube 3 inner wall, therefore make feed hopper screen 6 possess the activity can, conveniently vibrate the screening, utilize rubber circle 64 to provide the cushioning effect for between feed hopper screen 6 and the inner tube 3 simultaneously, avoid taking place excessive abnormal sound at the during operation simultaneously.
Examples
The difference between the embodiment and the second embodiment is that the electric push cylinder 411 is vertically and fixedly arranged below the conical disk 41 in the inner cylinder 3 through the second bracket 22; the conical cover 4 is fixedly mounted on the end of a telescopic rod 4111 of the electric push cylinder 411. Through the flexible work of electronic jar 411 that pushes away, telescopic link 4111 can drive toper dish 41 and reciprocate for toper cover 4, realizes the distance adjustment between toper cover 4 and the toper dish 41, through changing the distance between toper cover 4 and the toper dish 41, is convenient for smash the mud piece into different sizes, satisfies actual use needs, has advanced the practicality of device.
Preferably, the conical cover 4 and the crushing rod 42 on the conical disk 41 are arranged in a staggered manner; the grinding teeth 421 having sharp corners are partially formed on the outer surface of the grinding rod 42. When the sludge cake passes between the two pulverizing rods 42, the upper pulverizing rod 42 and the lower pulverizing rod 42 move relatively, so that the pulverizing effect on the sludge cake can be improved by the grinding teeth 421.
Preferably, the third support 501 is hollowed out to radiate to four sides, and the bottom end of the shaft lever 5 is fixed in the middle of the upper surface of the third support 501. The third support 501 is hollow, so that sludge is conveniently leaked to the lower part of the inner cylinder 3, and meanwhile, the third support 501 provides an installation position for the shaft lever 5.
Examples
Referring to fig. 1-9, on the basis of the above sludge incineration apparatus, the present embodiment provides a sludge incineration method, including the following steps:
step one: preliminary screening
The dehydrated sludge is put into a feed hopper screen 6 after being dried, small-particle sludge particles pass through a leak hole 61 and directly fall into an incinerator body 1 to be combusted through an inner cylinder 3 and a feed inlet 11 in sequence after being screened by the feed hopper screen 6, and large-particle and agglomerated sludge is gathered and collected towards the middle, so that the primary screening of the sludge is realized;
step two: primary crushing
The driving mechanism 7 works to drive the shaft lever 5 and the auger blade 51 to rotate, large particles and agglomerated sludge converged in the first step are conveyed downwards along the inner cylinder 3 by the rotating auger blade 51, and in the conveying process, the sludge blocks are primarily crushed by the auger blade 51 to form small-particle sludge or small-volume sludge blocks;
step three: secondary crushing
The small granular sludge or small volume sludge blocks formed in the second step can fall between the conical cover 4 and the conical disc 41 through the conveying of the auger blade 51, the small granular sludge directly falls into the incinerator body 1 to be incinerated, the shaft lever 5 drives the conical cover 4 to rotate, and accordingly the crushing rod 42 is driven to crush the small volume sludge blocks for the second time, small sludge particles are formed, and finally the small granular sludge blocks fall into the incinerator body 1 to be incinerated.
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.
Claims (8)
1. Sludge incineration equipment has an incinerator body (1), incinerator body (1) top is equipped with feed inlet (11) that are used for throwing in mud, its characterized in that:
an outer cylinder cover (2) with the bottom being correspondingly communicated with the feeding hole (11) is vertically fixed at the top of the incinerator body (1), an inner cylinder (3) which is vertically communicated is fixedly arranged in the outer cylinder cover (2) through a first bracket (21) which is arranged at intervals, and the inner cylinder (3) is coaxial with the outer cylinder cover (2);
the bottom end of the inner cylinder (3) is rotatably provided with a mounting sleeve seat (401), a conical cover (4) is fixedly arranged below the mounting sleeve seat (401), a notch of the conical cover (4) faces to the whole lower side, a conical disc (41) protruding upwards is arranged in the outer cylinder cover (2) and located right below the conical cover (4), and the conical disc (41) is matched with the conical cover (4) in shape;
the inner wall surface of the conical cover (4) and the upper surface of the conical disk (41) are respectively and uniformly provided with vertical crushing rods (42);
a feeding funnel sieve (6) is arranged at the upper port of the outer cylinder cover (2), the bottom of the feeding funnel sieve (6) extends into the inner cylinder (3), and leakage holes (61) are uniformly distributed on the feeding funnel sieve (6);
a shaft lever (5) is fixed in the mounting sleeve seat (401) through a third bracket (501), the shaft lever (5) vertically extends upwards to the upper part of the feeding funnel sieve (6), and an auger blade (51) is fixed outside the shaft lever (5);
and a driving mechanism (7) is arranged above the feeding funnel sieve (6) and is used for driving the shaft rod (5) to rotate.
2. A sludge incineration plant according to claim 1, characterised in that:
the driving mechanism (7) comprises an L-shaped bracket (71), a fixed seat (72) and a driving motor (73);
the L-shaped bracket (71) is fixed on the outer side surface of the outer cylinder cover (2) in an inverted mode, a cantilever (711) of the L-shaped bracket (71) extends to the upper side of the feeding funnel sieve (6), and the fixing seat (72) is fixed on the end part of the cantilever (711);
the driving motor (73) is fixed at the bottom of the fixing seat (72), and an output shaft of the driving motor (73) is correspondingly and fixedly connected with the upper end part of the shaft rod (5).
3. A sludge incineration plant according to claim 1, characterised in that:
the upper end of the outer cylinder cover (2) is provided with supporting springs (62) which are vertically arranged in an annular array, and the top ends of the supporting springs (62) are fixedly connected with the feeding funnel sieve (6) respectively;
and a vibrating motor (63) is fixedly arranged on one side of the outer surface of the feeding funnel sieve (6).
4. A sludge incineration plant according to claim 1, characterised in that:
a gap exists between the lower end of the feeding funnel sieve (6) and the inner wall of the inner cylinder (3);
the outer part of the lower end of the feeding funnel sieve (6) is sleeved with a rubber ring (64), and the outer surface of the rubber ring (64) is abutted against the inner wall of the inner cylinder (3).
5. A sludge incineration plant according to claim 1, characterised in that:
an electric push cylinder (411) is vertically and fixedly arranged below the conical disc (41) in the inner cylinder (3) through a second bracket (22);
the conical cover (4) is fixedly arranged on the end part of a telescopic rod (4111) of the electric push cylinder (411).
6. A sludge incineration plant according to claim 1, characterised in that:
-said conical caps (4) and said crushing bars (42) on said conical discs (41) are staggered;
the grinding teeth (421) which are sharp-angled are arranged on the outer side surface part of the grinding rod (42).
7. A sludge incineration plant according to claim 1, characterised in that:
the third support (501) is in a hollowed-out shape radiating to four sides, and the bottom end of the shaft lever (5) is fixed at the middle of the upper surface of the third support (501).
8. A sludge incineration method employing the sludge incineration apparatus as claimed in any one of claims 1 to 7, characterized by comprising the steps of:
step one: preliminary screening
Drying the dehydrated sludge, putting the dried sludge into a feed hopper screen (6), screening the sludge by the feed hopper screen (6), enabling small-particle sludge particles to pass through the leak holes (61) and to directly fall into the incinerator body (1) through the inner cylinder (3) and the feed inlet (11) in sequence for combustion, gathering and collecting large-particle and agglomerated sludge to the middle, and realizing primary screening of the sludge;
step two: primary crushing
The driving mechanism (7) works to drive the shaft rod (5) and the auger blades (51) to rotate, large particles and agglomerated sludge converged in the first step are conveyed downwards along the inner cylinder (3) by the rotating auger blades (51), and in the conveying process, sludge blocks are primarily crushed through the auger blades (51) to form small-particle sludge or small-volume sludge blocks;
step three: secondary crushing
The small-particle sludge or small-volume sludge blocks formed in the second step fall between the conical cover (4) and the conical disc (41) through the conveying of the auger blades (51), the small-particle sludge directly falls into the incinerator body (1) to be incinerated, the shaft rod (5) drives the conical cover (4) to rotate, so that the crushing rod (42) is driven to crush the small-volume sludge blocks for the second time, small-particle sludge is formed, and finally falls into the incinerator body (1) to be incinerated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310447644.4A CN116518380B (en) | 2023-04-23 | 2023-04-23 | Sludge incineration equipment and sludge incineration method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310447644.4A CN116518380B (en) | 2023-04-23 | 2023-04-23 | Sludge incineration equipment and sludge incineration method |
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| Publication Number | Publication Date |
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| CN116518380A true CN116518380A (en) | 2023-08-01 |
| CN116518380B CN116518380B (en) | 2024-02-06 |
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| CN202310447644.4A Active CN116518380B (en) | 2023-04-23 | 2023-04-23 | Sludge incineration equipment and sludge incineration method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117006468A (en) * | 2023-08-04 | 2023-11-07 | 上海市政工程设计研究总院（集团）有限公司 | Incinerator of circulating fluidized bed |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110935520A (en) * | 2019-12-10 | 2020-03-31 | 江西尚绿科技有限公司 | Broken sieving mechanism of active carbon |
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| CN211988962U (en) * | 2019-11-13 | 2020-11-24 | 泉州好节奏科技有限公司 | Solid waste crushing device |
| CN110935520A (en) * | 2019-12-10 | 2020-03-31 | 江西尚绿科技有限公司 | Broken sieving mechanism of active carbon |
| CN211801358U (en) * | 2020-03-12 | 2020-10-30 | 四川蚁联环保科技有限公司 | High-efficient shredding device of solid waste |
| CN112808419A (en) * | 2021-02-07 | 2021-05-18 | 临汾市鑫锐机械设备有限公司 | Multifunctional dust-free screening sand making machine |
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| CN117006468A (en) * | 2023-08-04 | 2023-11-07 | 上海市政工程设计研究总院（集团）有限公司 | Incinerator of circulating fluidized bed |
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| CN116518380B (en) | 2024-02-06 |
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