CN116105150B - Small sludge drying and incinerating device and incinerating method thereof - Google Patents
Small sludge drying and incinerating device and incinerating method thereof Download PDFInfo
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- CN116105150B CN116105150B CN202310173734.9A CN202310173734A CN116105150B CN 116105150 B CN116105150 B CN 116105150B CN 202310173734 A CN202310173734 A CN 202310173734A CN 116105150 B CN116105150 B CN 116105150B
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- incineration
- side wall
- drying
- sludge
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- 239000010802 sludge Substances 0.000 title claims abstract description 107
- 238000001035 drying Methods 0.000 title claims abstract description 98
- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 77
- 238000005485 electric heating Methods 0.000 claims abstract description 36
- 238000007789 sealing Methods 0.000 claims abstract description 36
- 239000002918 waste heat Substances 0.000 claims abstract description 15
- 238000007790 scraping Methods 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 54
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 50
- 229910052782 aluminium Inorganic materials 0.000 claims description 50
- 238000003860 storage Methods 0.000 claims description 38
- 239000007789 gas Substances 0.000 claims description 26
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 claims description 20
- 238000003756 stirring Methods 0.000 claims description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 13
- 239000002737 fuel gas Substances 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 238000002347 injection Methods 0.000 claims description 9
- 239000007924 injection Substances 0.000 claims description 9
- 238000010285 flame spraying Methods 0.000 claims description 8
- 239000013049 sediment Substances 0.000 claims description 8
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 5
- 239000012141 concentrate Substances 0.000 claims description 4
- 239000000428 dust Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 3
- 230000008602 contraction Effects 0.000 claims description 2
- 238000005507 spraying Methods 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 5
- 235000017491 Bambusa tulda Nutrition 0.000 description 5
- 241001330002 Bambuseae Species 0.000 description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 5
- 239000011425 bamboo Substances 0.000 description 5
- 231100000331 toxic Toxicity 0.000 description 5
- 230000002588 toxic effect Effects 0.000 description 5
- 231100000614 poison Toxicity 0.000 description 4
- 230000007096 poisonous effect Effects 0.000 description 4
- 239000004411 aluminium Substances 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000000243 solution Substances 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
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/001—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals for sludges or waste products from water treatment installations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/04—Heating arrangements using electric heating
- F26B23/06—Heating arrangements using electric heating resistance heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/04—Agitating, stirring, or scraping devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention relates to the technical field of sludge drying and incineration, and discloses a small sludge drying and incineration device and an incineration method thereof, wherein the small sludge drying and incineration device comprises an incineration box, a drying mechanism is arranged at the top end of the incineration box, a sludge pipe is arranged at the top end of the drying mechanism, a waste heat utilization mechanism is arranged on the side wall of the drying mechanism, a scraping mechanism is arranged on the inner wall of the incineration box, a purifying mechanism is arranged on the side wall of the incineration box, an incineration mechanism is arranged on the other side of the incineration box, a sealing mechanism is arranged below the drying mechanism at the top end of the incineration box, and a lifting door mechanism is arranged at the front end of the incineration box; according to the invention, the drying mechanism is arranged, and the wet sludge is heated and dried by electrifying while being stirred by the rotation and lifting movement of the electric heating rod, so that the purposes of effectively improving the drying effect of the wet sludge, rapidly and effectively drying the moisture in the wet sludge and avoiding the influence on the incineration work caused by the too high moisture content of the wet sludge are achieved.
Description
Technical Field
The invention belongs to the technical field of sludge drying incineration, and particularly relates to a small sludge drying incineration device and an incineration method thereof.
Background
At present, the sludge treatment technology can be divided into incineration, landfill, land utilization and the like. Sludge incineration is considered to be one of the most practical treatment technologies because of its advantages such as high reduction degree, in-situ incineration, no need for long-distance transportation, and recycling of fly ash. According to the requirements of standard specifications such as the technical Specification for sludge incineration treatment engineering of urban sewage treatment plants (JB/T11826-2014), the temperature of a hearth is controlled within the range of 850-950 ℃ so as to ensure thorough incineration of sludge organics and reduce the generation of pollutants such as carbon monoxide, nitrogen oxides and the like, so that the sludge is required to be pre-dried, and the water content of the sludge is reduced so that the temperature of the hearth can reach the incineration standard.
However, when the existing sludge drying and incinerating device carries out drying and incinerating treatment on sludge, as disclosed in the publication No. CN 112984528B, the sludge drying and incinerating device comprises an incinerator body, wherein the top of the incinerator body is provided with a vertical smoke discharging channel, a heat recovery device is arranged in the incinerator body in a penetrating way, the smoke discharging channel is connected with a feeding hopper through a feeding channel, a first screw conveyor is arranged in the feeding channel, a screw sludge drying slide way is arranged at the inner top of the incinerator body, the screw sludge drying slide way is in sealing fit with the side wall of the incinerator body, a sludge blanking channel penetrating through is arranged on the screw sludge drying slide way, a temperature control cover plate is arranged at the top of the sludge blanking channel, and the temperature control cover plate is controlled by a temperature control push rod to cover or open the sludge blanking channel, so that the temperature in the incinerator body is maintained at a set temperature, and the condition that the temperature fluctuation of a hearth is overlarge due to different sludge components is avoided, so that the heat recovery device can stably absorb heat, and energy conservation and emission reduction are facilitated;
however, in the above patent, the device is through falling wet sludge into the incinerator body from the exhaust passage, and in-process that falls evaporates partial moisture with the flue gas heat transfer, and this mode is relatively poor to the desiccation effect of wet sludge, is difficult to quick effectual moisture stoving in the wet sludge to the moisture content that leads to the mud when burning is at higher level anyway, leads to the fact the influence to the burning work of mud.
Disclosure of Invention
The invention aims to provide a small-sized sludge drying and incinerating device and a small-sized sludge drying and incinerating method, which have the advantages of effectively improving the drying effect on wet sludge, rapidly and effectively reducing the water content in the wet sludge and avoiding influencing the incineration work of the sludge.
The technical scheme adopted by the invention is as follows: the utility model provides a small-size sludge drying burns device, includes burns the case, the top of burning the case is provided with the desiccation mechanism, the top of desiccation mechanism is provided with the mud pipe, the lateral wall of desiccation mechanism is provided with waste heat utilization mechanism, the inner wall of burning the case is provided with scrapes the material mechanism, the lateral wall of burning the case is provided with purifying mechanism, the opposite side of burning the case is provided with burns the mechanism, the top of burning the case is located the below of desiccation mechanism and is provided with closing cap mechanism, the front end of burning the case is provided with lift door mechanism;
the drying mechanism comprises a drying aluminum box, a pressure release valve, a heater, a first motor, a first cylinder, a fixed block, an electric heating rod, a slotted hole, a first spring, a sliding rod and a scraper, wherein the bottom end of the drying aluminum box is fixedly connected to the top end of the incineration box, the pressure release valve is fixedly arranged on the top end of the drying aluminum box, the heater is fixedly arranged on the top end of the drying aluminum box, the first motor is fixedly connected to the inner top end of the drying aluminum box, the first cylinder is fixedly connected to the output end of the first motor, the top end of the fixed block is fixedly connected to the output end of the first cylinder, one end of the electric heating rod is fixedly connected to the side wall of the fixed block, one end of the slotted hole is formed in one end of the electric heating rod, one end of the first spring is fixedly connected to the side wall of the slotted hole, one end of the sliding rod is fixedly connected to the other end of the first spring, one end of the scraper is fixedly connected to the other end of the drying aluminum box, and one end of the sludge pipe is fixedly connected to the top end of the drying aluminum box.
Optionally, the waste heat utilization mechanism includes storage water tank, heat conduction aluminium ring, logical liquid hole, third through-hole, air duct, filter screen and water filling plug, the lateral wall fixed connection of heat conduction aluminium ring is in the lateral wall of mummification aluminium box, the lateral wall fixed connection of storage water tank is in the lateral wall of heat conduction aluminium ring, the lateral wall in heat conduction aluminium ring is seted up in the liquid hole, the top of storage water tank is seted up to the third through-hole, the one end of air duct is through running through third through-hole fixed connection in the top of storage water tank, the lateral wall fixed connection of filter screen is in the other end of air duct, water filling plug fixed mounting is in the top of storage water tank.
Optionally, scrape material mechanism includes second spout, second cylinder, mounting panel, third spout, second spring, scraper blade, bracing piece and stirring runner, the second spout is seted up in the inner wall of burning the case, second cylinder fixed connection is in the one end of second spout, the lateral wall fixed connection of mounting panel is in the output of second cylinder, the bottom in the mounting panel is seted up to the third spout, the one end fixed connection of second spring is in the top of third spout, the top fixed connection of scraper blade is in the other end of second spring, the bottom fixed connection of bracing piece is in the top of mounting panel, stirring runner rotates the lateral wall of being connected in the bracing piece.
Optionally, the purifying mechanism includes blast pipe, fixed section of thick bamboo and active carbon filter cartridge, the one end fixed connection of blast pipe is in the lateral wall that burns the case, the bottom fixed connection of fixed section of thick bamboo is in the other end of blast pipe, the lateral wall fixed connection of active carbon filter cartridge is in the inner wall of fixed section of thick bamboo.
Optionally, burn mechanism includes gas receiver, sealing plug, air pump, air inlet hose, flaming nozzle and first back shaft, gas receiver fixed connection is in the lateral wall that burns the case, sealing plug fixed mounting is in the top of gas receiver, air pump fixed connection is in the inner wall of gas receiver, the one end fixed connection of air inlet hose is in the output of air pump, the one end fixed connection of flaming nozzle is in the other end of air inlet hose, the lateral wall fixed connection of first back shaft is in the inner wall that burns the case, the lateral wall of flaming nozzle rotates and is connected in the lateral wall of first back shaft, the second through-hole has been seted up to the lateral wall that burns the case, the air inlet hose runs through the second through-hole respectively with the one end fixed connection of output of air pump and flaming nozzle.
Optionally, closing cap mechanism includes second back shaft, second motor, connecting block and sealed lid, the feed inlet has been seted up on the top of burning the case, the lateral wall fixed connection of second back shaft is in the lateral wall of feed inlet, second motor fixed connection is in the lateral wall of second back shaft, the output of second motor rotate the lateral wall that runs through the second back shaft and with the lateral wall fixed connection of connecting block, the lateral wall fixed connection of sealed lid is in the one end of connecting block.
Optionally, the lift door mechanism includes fourth spout, electric putter, sealing door and spacing slider, the fourth spout is seted up in the front end of burning the case, electric putter fixed connection is in the top of fourth spout, the top fixed connection of sealing door is in electric putter's output, the lateral wall fixed connection of spacing slider is in the lateral wall of sealing door.
Optionally, the top of burning the case has offered first through-hole, the other end of air duct is through running through first through-hole fixed connection in the top of burning the case.
Optionally, first spout has been seted up to the inner wall of burning case, the ejection of compact slope has been seted up to the front end of burning case, spacing slider is through agreeing sliding connection mutually in the lateral wall of first spout with first spout.
Optionally, an incineration method of the small sludge drying and incinerating device specifically comprises the following steps:
s1: firstly, wet sludge to be incinerated is conveyed into a drying aluminum box through a sludge pipe, the wet sludge in the drying aluminum box is heated and dried through a heater, a first motor drives a first cylinder to rotate, so that an electric heating rod is driven to rotate to stir the wet sludge, a fixed block is driven to move up and down through the expansion of the first cylinder, so that the electric heating rod is driven to move up and down, the wet sludge is stirred through the rotation and the lifting movement of the electric heating rod, and simultaneously, the wet sludge is electrified to carry out secondary heating and drying, meanwhile, a sliding rod is led to extend out of one end of the electric heating rod through the reaction force of a first spring, so that a scraper is tightly attached to the inner wall of the drying aluminum box, and the scraper is driven to scrape and clean the sludge adhered to the inner wall of the drying aluminum box through the rotation and the lifting movement of the electric heating rod;
s2: secondly, adding fuel gas into the gas storage tank by taking out the sealing plug, conveying the fuel gas into a flame spraying nozzle through an air pump by using an air inlet hose, and spraying flame to perform high-temperature incineration treatment on sludge in the incineration tank after the flame spraying nozzle is ignited;
s3: meanwhile, high-temperature gas generated during incineration in the incineration box is led into the water storage tank through the air duct after dust particles are filtered by the filter screen, cold water is added into the water storage tank through the water injection plug, the cold water is heated through the led high-temperature gas, and heat of the heated hot water is absorbed and conducted into the drying aluminum box after the heat conduction aluminum ring provided with the liquid through holes is fully contacted with the heated hot water, so that waste heat generated during incineration is recycled to preheat and dry wet sludge in the drying aluminum box;
s4: finally, the sludge is burnt the in-process, drives mounting panel round trip sliding movement through the flexible of second cylinder, drives sealed door through electric putter shrink and opens through spacing slider spacing slip rising in first spout, makes the scraper blade stretch out from the top of mounting panel and burn the inboard bottom of case closely laminate through the reaction force of second spring, thereby drive scraper blade round trip movement through the mounting panel and strike off the mud sediment and concentrate the release through ejection of compact slope with it from burning the incasement.
The invention has the technical effects that:
(1) According to the scheme, the drying mechanism is arranged, wet sludge in the drying aluminum box is heated and dried specifically through the heater, the pressure relief valve is used for relieving pressure and protecting, the first motor is used for driving the first cylinder to rotate, the electric heating rod is driven to rotate and stir the wet sludge, the first cylinder stretches and stretches to drive the fixed block to move up and down, the electric heating rod is driven to move up and down, the electric heating rod rotates and moves up and down to stir the wet sludge, and simultaneously, the wet sludge is electrified to carry out secondary heating and drying, so that the drying efficiency is effectively improved, meanwhile, the sliding rod is led to extend out of one end of the electric heating rod through the reaction force of the first spring, so that the scraper is tightly attached to the inner wall of the drying aluminum box, the scraper is driven to scrape and clean the sludge adhered to the inner wall of the drying aluminum box through the rotation and the lifting movement of the electric heating rod, so that the wet sludge is prevented from adhering to the inner wall of the drying aluminum box, the drying effect on the wet sludge is effectively improved, the moisture in the wet sludge is rapidly and effectively dried, the moisture content in the wet sludge is reduced to the standard of incineration is avoided, and the influence on the incineration work caused by the moisture content of the wet sludge is avoided;
(2) Through setting up the waste heat utilization mechanism, the concrete high-temperature gas that burns the incasement and produce when burning filters dust granule through the filter screen after leading into the storage water tank through the air duct, add cold water through the water injection stopper into the storage water tank, heat cold water through leading-in high-temperature gas, and heat absorption conduction to the inside of mummification aluminium box of hot water after heating after the heat conduction aluminium ring and the hot water after heating that have set up the liquid through hole fully contact, thereby the waste heat that produces when cyclic utilization burns carries out the preheat desiccation to the wet mud in the mummification aluminium box, reach the waste heat that produces when effectively utilizing burning and carry out supplementary preheat desiccation, the purpose of drying efficiency is improved in energy-concerving and environment-protective;
(3) Through setting up scraping mechanism, specific through the flexible mounting panel back and forth sliding movement that drives of second cylinder, influence the mud resistance through the stirring runner that is supported by the bracing piece and produce and rotate mud and stir, thereby effectively improve the burning efficiency of mud, mud sediment that mud produced after burning is accomplished, it opens to drive the sealed door through spacing slider in first spout spacing slip rising through electric putter shrink, the reaction force through the second spring makes the scraper blade stretch out from the top of mounting panel and burn the inboard bottom of case closely laminate, thereby drive the scraper blade back and forth movement through the mounting panel with mud sediment striking off and concentrate the release from burning the incasement with it through ejection of compact slope, reach and automatic the purpose of concentrating the scraping clearance to mud sediment when effectively improving mud burning efficiency, effectively save manpower and materials;
(4) Through setting up purification mechanism, the inside of fixed section of thick bamboo is input through the blast pipe to poisonous and harmful gas that produces when specific burning, through the inside active carbon filter box of fixed section of thick bamboo to the poisonous and harmful material in the gas absorb filtration and emission in the external environment after purifying to reach and effectively purify the filtration to the poisonous and harmful gas that produces when burning, avoid poisonous and harmful gas directly to discharge the purpose that causes the pollution to the surrounding environment in the environment.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, it will be apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a cross-sectional view of the drying mechanism of the present invention;
FIG. 3 is a cross-sectional view of the structure of the electric heating rod of the present invention;
FIG. 4 is a schematic diagram of a heat conductive aluminum ring structure according to the present invention;
FIG. 5 is a cross-sectional view of the incineration bin structure of the present invention;
FIG. 6 is a cross-sectional view of the scraping mechanism of the present invention;
FIG. 7 is a left side cross-sectional view of the incineration tank structure of the present invention;
FIG. 8 is a cross-sectional view of the purification mechanism of the present invention;
fig. 9 is a schematic structural view of a capping mechanism according to the present invention.
In the drawings, the list of components represented by the various numbers is as follows:
1. an incineration box; 101. a discharging slope; 102. a first through hole; 103. a feed inlet; 104. a first chute; 105. a second through hole; 2. a drying mechanism; 201. drying the aluminum box; 202. a pressure release valve; 203. a heater; 204. a first motor; 205. a first cylinder; 206. a fixed block; 207. an electric heating rod; 208. a slot hole; 209. a first spring; 210. a slide bar; 211. a scraper; 3. a waste heat utilization mechanism; 301. a water storage tank; 302. a thermally conductive aluminum ring; 303. a liquid through hole; 304. a third through hole; 305. an air duct; 306. a filter screen; 307. a water injection plug; 4. a scraping mechanism; 401. a second chute; 402. a second cylinder; 403. a mounting plate; 404. a third chute; 405. a second spring; 406. a scraper; 407. a support rod; 408. stirring rotating wheel; 5. a purifying mechanism; 501. an exhaust pipe; 502. a fixed cylinder; 503. an activated carbon filter box; 6. an incineration mechanism; 601. a gas storage tank; 602. a sealing plug; 603. an air pump; 604. an air intake hose; 605. a flame nozzle; 606. a first support shaft; 7. a capping mechanism; 701. a second support shaft; 702. a second motor; 703. a connecting block; 704. sealing cover; 8. a lifting door mechanism; 801. a fourth chute; 802. an electric push rod; 803. sealing the door; 804. a limit sliding block; 9. a sludge pipe.
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.
Referring to fig. 1, 2 and 3, the invention provides a small sludge drying and incinerating device, which comprises an incinerating box 1, wherein a drying mechanism 2 is arranged at the top end of the incinerating box 1, a sludge pipe 9 is arranged at the top end of the drying mechanism 2, wet sludge is led in through the sludge pipe 9, a waste heat utilization mechanism 3 is arranged on the side wall of the drying mechanism 2, a scraping mechanism 4 is arranged on the inner wall of the incinerating box 1, a purifying mechanism 5 is arranged on the side wall of the incinerating box 1, an incinerating mechanism 6 is arranged on the other side of the incinerating box 1, a sealing mechanism 7 is arranged at the top end of the incinerating box 1 below the drying mechanism 2, and a lifting door mechanism 8 is arranged at the front end of the incinerating box 1; the drying mechanism 2 comprises a drying aluminum box 201, a pressure release valve 202, a heater 203, a first motor 204, a first air cylinder 205, a fixed block 206, an electric heating rod 207, a slot 208, a first spring 209, a sliding rod 210 and a scraper 211, wherein the bottom end of the drying aluminum box 201 is fixedly connected to the top end of the incineration box 1, the pressure release valve 202 is fixedly arranged on the top end of the drying aluminum box 201, the heater 203 is fixedly arranged on the top end of the drying aluminum box 201, the first motor 204 is fixedly connected to the inner top end of the drying aluminum box 201, the first air cylinder 205 is fixedly connected to the output end of the first motor 204, the top end of the fixed block 206 is fixedly connected to the output end of the first air cylinder 205, one end of the electric heating rod 207 is fixedly connected to the side wall of the fixed block 206, the slot 208 is arranged at one end of the electric heating rod 207, one end of the first spring 209 is fixedly connected to the side wall of the slot 208, one end of the sliding rod 210 is fixedly connected to the other end of the first spring 209, one end of the scraper 211 is fixedly connected to the other end of the sliding rod 210, and one end of the sludge pipe 9 is fixedly connected to the top end of the drying aluminum box 201; the sludge is heated, dried and dried by the heater 203, the pressure relief valve 202 is used for pressure relief protection, the first motor 204 is used for providing acting force to drive the first air cylinder 205 to rotate, the electric heating rod 207 is driven to move up and down by stretching through the first air cylinder 205, the sludge is stirred by the rotation and the lifting of the electric heating rod 207, the sludge is secondarily heated and dried by electrifying the electric heating rod 207, the sliding rod 210 is led to extend out of one end of the electric heating rod 207 by the reaction force of the first spring 209, so that the scraper 211 is tightly attached to the inner wall of the drying aluminum box 201, and the sludge adhered to the inner wall of the drying aluminum box 201 is scraped and cleaned by the scraper 211.
In some embodiments, referring to fig. 1, 2 and 4, the waste heat utilization mechanism 3 includes a water storage tank 301, a heat conducting aluminum ring 302, a liquid through hole 303, a third through hole 304, an air duct 305, a filter screen 306 and a water injection plug 307, the side wall of the heat conducting aluminum ring 302 is fixedly connected to the side wall of the drying aluminum box 201, heat is absorbed and conducted through the heat conducting aluminum ring 302, the side wall of the water storage tank 301 is fixedly connected to the side wall of the heat conducting aluminum ring 302, water is stored through the water storage tank 301, the liquid through hole 303 is formed in the side wall of the heat conducting aluminum ring 302, the contact area between the heat conducting aluminum ring 302 and liquid is increased through the liquid through hole 303, the third through hole 304 is formed in the top end of the water storage tank 301, limit installation is performed through the third through hole 304, one end of the air duct 305 is fixedly connected to the top end of the water storage tank 301 through the third through hole 304, the air duct 305 conducts high-temperature steam through the air duct 305, the first through hole 102 is formed in the top end of the burning box 1, the other end of the air duct 305 is fixedly connected to the top end of the burning box 1 through the first through hole 102, the other end of the side wall of the air duct 306 is fixedly connected to the top end of the air duct 305, the other end of the filter screen 306 is fixedly connected to the top the filter screen 307, the filter screen 307 is replaced through the filter screen 307, and the water injection plug is fixedly arranged on the top water storage tank, and the filter screen 307 is replaced.
In some embodiments, referring to fig. 5, 6 and 7, the scraping mechanism 4 includes a second chute 401, a second cylinder 402, a mounting plate 403, a third chute 404, a second spring 405, a scraper 406, a supporting rod 407 and a stirring runner 408, where the second chute 401 is opened on the inner wall of the incineration box 1, the second chute 401 performs limit sliding, the second cylinder 402 is fixedly connected to one end of the second chute 401, the second cylinder 402 provides acting force to perform sliding movement, a side wall of the mounting plate 403 is fixedly connected to an output end of the second cylinder 402, the mounting plate 403 is installed and fixed, the third chute 404 is opened on the bottom end of the mounting plate 403, the third chute 404 performs limit sliding, one end of the second spring 405 is fixedly connected to the top end of the third chute 404, the second spring 405 provides acting force to perform close, the top end of the scraper 406 is fixedly connected to the other end of the second spring 405, the scraper 406 is used to perform scraping cleaning on sludge, the bottom end of the supporting rod is fixedly connected to the top end of the mounting plate 403, the supporting rod is installed and rotatably supported by the supporting rod, the stirring runner 408 is rotatably connected to the side wall of the supporting rod 407, and the stirring runner 408 is rotatably stressed by stirring runner 408.
In some embodiments, referring to fig. 1 and 8, the purifying mechanism 5 includes an exhaust pipe 501, a fixed cylinder 502 and an activated carbon filter box 503, one end of the exhaust pipe 501 is fixedly connected to a side wall of the incineration tank 1, exhaust gas is discharged through the exhaust pipe 501, the bottom end of the fixed cylinder 502 is fixedly connected to the other end of the exhaust pipe 501, limiting fixation is performed through the fixed cylinder 502, the side wall of the activated carbon filter box 503 is fixedly connected to an inner wall of the fixed cylinder 502, and toxic and harmful substances in the exhaust gas are absorbed, filtered and purified through the activated carbon filter box 503.
In some embodiments, referring to fig. 1 and 5, the incineration mechanism 6 includes an air storage tank 601, a sealing plug 602, an air pump 603, an air inlet hose 604, a flame nozzle 605 and a first support shaft 606, the air storage tank 601 is fixedly connected to the side wall of the incineration tank 1, fuel gas used for combustion is stored through the air storage tank 601, the sealing plug 602 is fixedly installed at the top end of the air storage tank 601, fuel gas is added and sealed through the sealing plug 602, the air pump 603 is fixedly connected to the inner wall of the air storage tank 601, the fuel gas is pumped out through the air pump 603 by providing force, one end of the air inlet hose 604 is fixedly connected to the output end of the air pump 603, the fuel gas is conveyed through the air inlet hose 604, one end of the flame nozzle 605 is fixedly connected to the other end of the air inlet hose 604, the flame nozzle 605 is ignited and sprayed out for incineration through the flame nozzle 605, the side wall of the first support shaft 606 is fixedly connected to the inner wall of the incineration tank 1, the side wall of the flame nozzle 605 is rotatably and supported through the first support shaft 606, the side wall of the flame nozzle 605 is rotatably connected to the side wall of the first support shaft 606, the side wall of the incineration tank 1 is provided with a second through hole 105, and the air inlet hose 604 penetrates through the second through the output end 105 and the second through hole 603 and the second through hole 105.
Further, please refer to fig. 5, 7, and 9 again, the capping mechanism 7 includes a second supporting shaft 701, a second motor 702, a connecting block 703 and a sealing cover 704, the top end of the incineration tank 1 is provided with a feeding port 103, the feeding port 103 is used for inputting sludge, the side wall of the second supporting shaft 701 is fixedly connected to the side wall of the feeding port 103, the second motor 702 is rotatably supported by the second supporting shaft 701, the second motor 702 is fixedly connected to the side wall of the second supporting shaft 701, the second motor 702 provides an acting force to rotate, the output end of the second motor 702 rotates to penetrate through the side wall of the second supporting shaft 701 and is fixedly connected with the side wall of the connecting block 703, the connecting block 703 is used for connecting and fixing, the side wall of the sealing cover 704 is fixedly connected to one end of the connecting block 703, and the sealing cover 704 is rotationally opened and closed by forced rotation of the sealing cover 704.
Still further, lift door mechanism 8 includes fourth spout 801, electric putter 802, sealing door 803 and spacing slider 804, the front end in burning case 1 is seted up to fourth spout 801, carry out spacing slip through fourth spout 801, electric putter 802 fixed connection is in the top of fourth spout 801, provide effort through electric putter 802 and go up and down to remove, the top fixed connection of sealing door 803 is in the output of electric putter 802, open and shut through sealing door 803 atress lift removal, the lateral wall fixed connection of spacing slider 804 is in the lateral wall of sealing door 803, carry out the slip spacing through spacing slider 804, first spout 104 has been seted up to the inner wall of burning case 1, carry out the slip spacing through first spout 104, discharging slope 101 has been seted up to the front end of burning case 1, be convenient for the mud sediment from burning case 1 roll-off through discharging slope 101, spacing slider 804 is through agreeing with sliding connection in the lateral wall of first spout 104 with first spout 104.
The working flow and principle of the invention are as follows: firstly, wet sludge to be incinerated is conveyed into a drying aluminum box 201 through a sludge pipe 9, the wet sludge in the drying aluminum box 201 is heated and dried through a heater 203, the pressure relief valve 202 is used for pressure relief protection, a first motor 204 is used for driving a first cylinder 205 to rotate, so that an electric heating rod 207 is driven to rotate to stir the wet sludge, a fixed block 206 is driven to move up and down through the expansion and contraction of the first cylinder 205, so that the electric heating rod 207 is driven to move up and down, the wet sludge is stirred through the rotation and the lifting movement of the electric heating rod 207, and meanwhile, the wet sludge is electrified to be secondarily heated and dried, so that the drying efficiency is effectively improved, meanwhile, a sliding rod 210 extends out from one end of the electric heating rod 207 through the reaction force of a first spring 209, so that a scraper 211 is tightly attached to the inner wall of the drying aluminum box 201, the electric heating rod 207 rotates and moves up and down to drive the scraper 211 to scrape and clean the sludge adhered to the inner wall of the drying aluminum box 201, thereby avoiding the wet sludge adhering to the inner wall of the drying aluminum box 201, achieving the effect of effectively improving the drying effect of the wet sludge, quickly and effectively drying the moisture in the wet sludge, reducing the moisture content to the incineration standard, avoiding the aim of influencing the incineration work caused by the too high moisture content of the wet sludge, secondly, reducing the moisture content of the sludge after drying, driving the sealing cover 704 to rotate and open through the rotation of the second motor 702, leading the sludge to fall into the incineration box 1, adding fuel gas into the gas storage box 601 through the taking out the sealing plug 602, conveying the fuel gas into the flame nozzle 605 through the air pump 603, igniting the sludge in the incineration box 1 through the flame nozzle 605, and incinerating the sludge at high temperature, the high-temperature gas generated during incineration in the incineration tank 1 is led into the water storage tank 301 through the air duct 305 after dust particles are filtered by the filter screen 306, cold water is added into the water storage tank 301 through the water injection plug 307, the cold water is heated through the led-in high-temperature gas, and the heat of the heated hot water is absorbed and conducted into the drying aluminum tank 201 after the heat conduction aluminum ring 302 provided with the liquid through holes 303 is fully contacted with the heated hot water, so that the wet sludge in the drying aluminum tank 201 is preheated and dried by the waste heat generated during the cyclic utilization of the incineration, the aim of auxiliary preheating and drying by the waste heat generated during the effective utilization of the incineration is fulfilled, the drying efficiency is improved while the energy is saved and the environment is protected, and then the toxic and harmful gas generated during the incineration is input into the fixing cylinder 502 through the exhaust pipe 501, the toxic and harmful substances in the gas are absorbed, filtered and purified by the active carbon filter box 503 in the fixed cylinder 502 and then discharged into the external environment, thereby achieving the purposes of effectively purifying and filtering the toxic and harmful gas generated during incineration and avoiding the direct discharge of the toxic and harmful gas into the environment to pollute the surrounding environment, finally, the sludge stretches and draws back the mounting plate 403 to slide and move through the second cylinder 402 in the incineration process, the sludge is stirred by the stirring wheel 408 supported by the supporting rod 407 to generate rotation under the influence of the resistance of the polluted sludge, thereby effectively improving the incineration efficiency of the sludge, the sludge generated after the sludge is burnt is contracted by the electric push rod 802 to drive the sealing door 803 to rise and open in the first chute 104 in a limiting sliding way through the limiting slide block 804, the scraping plate 406 stretches out from the top end of the mounting plate 403 to be tightly attached to the inner bottom end of the incineration box 1 through the reaction force of the second spring 405, thereby drive scraper blade 406 round trip movement through mounting panel 403 and strike off the mud sediment and concentrate it in the incineration case 1 through ejection of compact slope 101 and release, thereby reach and strike off the clearance in concentrating to mud sediment automatic when effectively improving mud incineration efficiency, effectively use manpower and materials's purpose.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (3)
1. The utility model provides a small-size sludge drying burns device, its characterized in that, including burning case (1), the top of burning case (1) is provided with desiccation mechanism (2), the top of desiccation mechanism (2) is provided with mud pipe (9), the lateral wall of desiccation mechanism (2) is provided with waste heat utilization mechanism (3), the inner wall of burning case (1) is provided with scrapes material mechanism (4), the lateral wall of burning case (1) is provided with purifying mechanism (5), the opposite side of burning case (1) is provided with burns mechanism (6), the top of burning case (1) is located the below of desiccation mechanism (2) and is provided with closing cap mechanism (7), the front end of burning case (1) is provided with lift door mechanism (8);
the drying mechanism (2) comprises a drying aluminum box (201), a pressure release valve (202), a heater (203), a first motor (204), a first air cylinder (205), a fixed block (206), an electric heating rod (207), a slotted hole (208), a first spring (209), a sliding rod (210) and a scraper (211), wherein the bottom end of the drying aluminum box (201) is fixedly connected to the top end of the incineration box (1), the pressure release valve (202) is fixedly arranged at the top end of the drying aluminum box (201), the heater (203) is fixedly arranged at the top end of the drying aluminum box (201), the first motor (204) is fixedly connected to the inner top end of the drying aluminum box (201), the first air cylinder (205) is fixedly connected to the output end of the first motor (204), the top end of the fixed block (206) is fixedly connected to the output end of the first air cylinder (205), one end of the electric heating rod (207) is fixedly connected to the side wall of the fixed block (206), the slotted hole (208) is arranged at one end of the electric heating rod (207), the first spring (208) is fixedly connected to the other end of the sliding rod (210) and the other end of the sliding rod (209) is fixedly connected to the other end of the sliding rod (210), one end of the sludge pipe (9) is fixedly connected to the top end of the drying aluminum box (201);
the waste heat utilization mechanism (3) comprises a water storage tank (301), a heat conduction aluminum ring (302), a liquid through hole (303), a third through hole (304), an air duct (305), a filter screen (306) and a water injection plug (307), wherein the side wall of the heat conduction aluminum ring (302) is fixedly connected to the side wall of the drying aluminum box (201), the side wall of the water storage tank (301) is fixedly connected to the side wall of the heat conduction aluminum ring (302), the liquid through hole (303) is formed in the side wall of the heat conduction aluminum ring (302), the third through hole (304) is formed in the top end of the water storage tank (301), one end of the air duct (305) is fixedly connected to the top end of the water storage tank (301) by penetrating through the third through hole (304), the side wall of the filter screen (306) is fixedly connected to the other end of the air duct (305), and the water injection plug (307) is fixedly arranged on the top end of the water storage tank (301).
The scraping mechanism (4) comprises a second chute (401), a second air cylinder (402), a mounting plate (403), a third chute (404), a second spring (405), a scraping plate (406), a supporting rod (407) and a stirring rotating wheel (408), wherein the second chute (401) is arranged on the inner wall of the incineration box (1), the second air cylinder (402) is fixedly connected with one end of the second chute (401), the side wall of the mounting plate (403) is fixedly connected with the output end of the second air cylinder (402), the third chute (404) is arranged on the bottom end of the mounting plate (403), one end of the second spring (405) is fixedly connected with the top end of the third chute (404), the top end of the scraping plate (406) is fixedly connected with the other end of the second spring (405), the bottom end of the supporting rod (407) is fixedly connected with the top end of the mounting plate (403), and the stirring rotating wheel (408) is rotationally connected with the side wall of the supporting rod (407).
The purifying mechanism (5) comprises an exhaust pipe (501), a fixed cylinder (502) and an active carbon filter box (503), one end of the exhaust pipe (501) is fixedly connected to the side wall of the incineration tank (1), the bottom end of the fixed cylinder (502) is fixedly connected to the other end of the exhaust pipe (501), and the side wall of the active carbon filter box (503) is fixedly connected to the inner wall of the fixed cylinder (502);
the incineration mechanism (6) comprises an air storage tank (601), a sealing plug (602), an air pump (603), an air inlet hose (604), a flame spraying nozzle (605) and a first supporting shaft (606), wherein the air storage tank (601) is fixedly connected to the side wall of the incineration tank (1), the sealing plug (602) is fixedly arranged at the top end of the air storage tank (601), the air pump (603) is fixedly connected to the inner wall of the air storage tank (601), one end of the air inlet hose (604) is fixedly connected to the output end of the air pump (603), one end of the flame spraying nozzle (605) is fixedly connected to the other end of the air inlet hose (604), the side wall of the first supporting shaft (606) is fixedly connected to the inner wall of the incineration tank (1), the side wall of the flame spraying nozzle (605) is rotatably connected to the side wall of the first supporting shaft (606), a second through hole (105) is formed in the side wall of the incineration tank (1), and the air inlet hose (604) penetrates through the second through hole (105) and is fixedly connected with the output end of the air pump (603) and one end of the flame spraying nozzle (605) respectively.
The lifting door mechanism (8) comprises a fourth sliding groove (801), an electric push rod (802), a sealing door (803) and a limit sliding block (804), wherein the fourth sliding groove (801) is formed in the front end of the incineration box (1), the electric push rod (802) is fixedly connected to the top end of the fourth sliding groove (801), the top end of the sealing door (803) is fixedly connected to the output end of the electric push rod (802), and the side wall of the limit sliding block (804) is fixedly connected to the side wall of the sealing door (803);
the top end of the incineration box (1) is provided with a first through hole (102), and the other end of the air duct (305) is fixedly connected to the top end of the incineration box (1) by penetrating through the first through hole (102);
the inner wall of the incineration box (1) is provided with a first sliding groove (104), the front end of the incineration box (1) is provided with a discharging slope (101), and the limiting sliding block (804) is connected to the side wall of the first sliding groove (104) in a sliding manner by being matched with the first sliding groove (104).
2. The small sludge drying and incinerating device according to claim 1, wherein: the sealing mechanism (7) comprises a second supporting shaft (701), a second motor (702), a connecting block (703) and a sealing cover (704), wherein the top end of the incineration box (1) is provided with a feed inlet (103), the side wall of the second supporting shaft (701) is fixedly connected with the side wall of the feed inlet (103), the second motor (702) is fixedly connected with the side wall of the second supporting shaft (701), the output end of the second motor (702) rotates to penetrate through the side wall of the second supporting shaft (701) and is fixedly connected with the side wall of the connecting block (703), and the side wall of the sealing cover (704) is fixedly connected with one end of the connecting block (703).
3. The incineration method of a small sludge drying incineration device according to claim 1, characterized in that: the method specifically comprises the following steps:
s1: firstly, wet sludge to be incinerated is conveyed into a drying aluminum box (201) through a sludge pipe (9), the wet sludge in the drying aluminum box (201) is heated and dried through a heater (203), a first motor (204) drives a first air cylinder (205) to rotate, so that an electric heating rod (207) is driven to rotate to stir the wet sludge, a fixed block (206) is driven to move up and down through expansion and contraction of the first air cylinder (205), the electric heating rod (207) is driven to move up and down, the wet sludge is stirred through the rotation and the lifting movement of the electric heating rod (207), and meanwhile, the wet sludge is electrified to be subjected to secondary heating and drying, meanwhile, a sliding rod (210) extends out of one end of the electric heating rod (207) through the reaction force of a first spring (209) to enable a scraper (211) to be closely attached to the inner wall of the drying aluminum box (201), and the electric heating rod (207) is driven to rotate and move up and down to drive the scraper (211) to scrape and clean the sludge adhered to the inner wall of the drying aluminum box (201);
s2: secondly, adding fuel gas into the gas storage tank (601) by taking out the sealing plug (602), conveying the fuel gas into the flame spraying nozzle (605) through the air pump (603) by the air inlet hose (604), and spraying flame to perform high-temperature incineration treatment on sludge in the incineration tank (1) after the flame spraying nozzle (605) is ignited;
s3: meanwhile, high-temperature gas generated during incineration in the incineration tank (1) is led into the water storage tank (301) through the air duct (305) after dust particles are filtered by the filter screen (306), cold water is added into the water storage tank (301) through the water injection plug (307), the cold water is heated through the led-in high-temperature gas, and the heated hot water is fully contacted through the heat conducting aluminum ring (302) provided with the liquid through holes (303) and then absorbed and conducted into the drying aluminum tank (201), so that the waste heat generated during incineration is recycled to preheat and dry the wet sludge in the drying aluminum tank (201);
s4: finally, sludge is burnt the in-process, drive mounting panel (403) back and forth sliding movement through second cylinder (402) is flexible, shrink through electric putter (802) and drive sealing door (803) and rise through spacing slider (804) in first spout (104) and open, the reaction force through second spring (405) makes scraper blade (406) stretch out from the top of mounting panel (403) and burn the inboard bottom of case (1) closely laminating, thereby drive scraper blade (406) round trip movement through mounting panel (403) and strike off the mud sediment and concentrate the release in burning case (1) through ejection of compact slope (101).
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| CN202310173734.9A CN116105150B (en) | 2023-02-28 | 2023-02-28 | Small sludge drying and incinerating device and incinerating method thereof |
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| CN202310173734.9A CN116105150B (en) | 2023-02-28 | 2023-02-28 | Small sludge drying and incinerating device and incinerating method thereof |
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