CN111394148A - Harmless treatment process for papermaking waste residues - Google Patents
Harmless treatment process for papermaking waste residues Download PDFInfo
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- CN111394148A CN111394148A CN202010182894.6A CN202010182894A CN111394148A CN 111394148 A CN111394148 A CN 111394148A CN 202010182894 A CN202010182894 A CN 202010182894A CN 111394148 A CN111394148 A CN 111394148A
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- main body
- waste residues
- waste gas
- barrel main
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- 239000002699 waste material Substances 0.000 title claims abstract description 52
- 238000000034 method Methods 0.000 title claims abstract description 30
- 238000000746 purification Methods 0.000 claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 239000006260 foam Substances 0.000 claims description 26
- 238000001125 extrusion Methods 0.000 claims description 18
- 229920000742 Cotton Polymers 0.000 claims description 16
- 230000008021 deposition Effects 0.000 claims description 16
- 238000004140 cleaning Methods 0.000 claims description 13
- 241000219146 Gossypium Species 0.000 claims description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 10
- 239000010849 combustible waste Substances 0.000 claims description 9
- 238000010521 absorption reaction Methods 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 239000000428 dust Substances 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 238000011049 filling Methods 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 239000002912 waste gas Substances 0.000 abstract description 81
- 238000002485 combustion reaction Methods 0.000 abstract description 6
- 238000000151 deposition Methods 0.000 description 16
- 239000008187 granular material Substances 0.000 description 11
- 239000000463 material Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 9
- 239000002245 particle Substances 0.000 description 9
- 239000000126 substance Substances 0.000 description 9
- 238000007791 dehumidification Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010893 paper waste Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L5/00—Solid fuels
- C10L5/40—Solid fuels essentially based on materials of non-mineral origin
- C10L5/48—Solid fuels essentially based on materials of non-mineral origin on industrial residues and waste materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/20—Combinations of devices covered by groups B01D45/00 and B01D46/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
-
- 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
- F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention belongs to the technical field of papermaking waste residue treatment, and particularly relates to a papermaking waste residue harmless treatment process which comprises a treatment barrel main body, wherein a feeding pipe is fixedly arranged on one side of the treatment barrel main body, an exhaust pipe is fixedly arranged on the other side of the treatment barrel main body, a purification purifier is fixedly arranged at the other end of the exhaust pipe, a top cover is movably arranged at the top of the treatment barrel main body, and a connector is movably arranged on the outer side of the top cover; the invention can effectively filter and purify the waste gas, and when the waste gas is discharged, the purified waste gas is ignited for secondary combustion, and the waste gas is subjected to harmless treatment, so that the pollution caused by the waste gas is reduced; the invention can fix the treatment barrel main body and the top cover in a clamping mode, abandons the traditional integrated design and is convenient to freely disassemble.
Description
Technical Field
The invention belongs to the technical field of papermaking waste residue treatment, and particularly relates to a harmless treatment process for papermaking waste residue.
Background
In order to solve the problem of shortage of papermaking raw materials, waste paper recycling is generally carried out, according to statistics, more than 100 million tons of papermaking waste residues are generated when 600 million tons of paper are produced, particularly, waste residue generated in papermaking is more and more complex, the waste residue contains more waste plastics, a small amount of waste metal and other various impurities, the papermaking waste residues are generally treated by using papermaking waste residue treatment equipment, in the using process of the conventional papermaking waste residue treatment equipment, part of filtered waste gas is directly discharged, the waste gas purification degree is limited, meanwhile, a top cover of the device is of an integrated structure, inconvenience is caused in the disassembling process, and therefore, the papermaking waste residue harmless treatment process is provided.
Disclosure of Invention
In order to make up the defects of the prior art, the invention provides a harmless treatment process for papermaking waste residues.
The technical scheme adopted by the invention for solving the technical problems is as follows: a harmless treatment process for papermaking waste residues comprises the following steps:
s1: the method comprises the following steps of (1) introducing the papermaking waste residues into a water tank, filling clear water into the water tank, placing an electromagnetic iron box at the bottom of the water tank, enabling the battery iron box to generate magnetic force by electrifying, and stirring the papermaking waste residues to disperse the papermaking waste residues in water, so that solid particles and metals in the papermaking waste residues are precipitated, and the later-stage treatment is facilitated;
s2: on the basis of S1, placing a foam board on the water surface, enabling the foam board to float on the water surface, placing a plurality of magnets in the foam board, enabling the foam board to be provided with a plurality of holes, intermittently opening and closing the electromagnet box, enabling the foam board to intermittently move towards the bottom of the water tank when the opening time is longer than the closing time, and enabling the foam board to intermittently move towards the bottom of the water tank by intermittently opening and closing the electromagnet box when the opening time is longer than the closing time, so that the papermaking waste residues are further layered, floccules float on the water surface, and particles are deposited at the bottom of the water, thereby facilitating post-treatment;
s3: moving the foam board to the bottom of the pool in S2, standing for 20-30 minutes, covering a filter screen on the surface of the foam board, closing the electromagnetic box to float the foam board upwards, taking down the filter screen, and drying the filter on the surface of the filter screen to obtain combustible waste residues;
s4: repeating S2 and S3 for 3-4 times, collecting combustible waste residues, completely drying, and introducing into waste residue treatment equipment for harmless treatment;
the waste residue treatment equipment used in the S4 comprises a treatment barrel main body, wherein the treatment barrel main body is used for burning combustible waste residues, one side of the treatment barrel main body is fixedly provided with a feeding pipe, the other side of the treatment barrel main body is fixedly provided with an exhaust pipe, the other end of the exhaust pipe is fixedly provided with a purification purifier, the top of the treatment barrel main body is movably provided with a top cover, and the outer side of the top cover is movably provided with a connector;
the purification purifier comprises an outer cylinder wall, wherein air inlets are fixedly arranged on two sides of the bottom of the outer cylinder wall, two annular hygroscopic cottons are fixedly arranged on the inner wall of the outer cylinder wall, a first electrode is fixedly arranged on the inner wall of one side of the outer cylinder wall, and a second electrode is fixedly arranged on the inner wall of the other side of the outer cylinder wall; the first electrode and the first electrode are correspondingly arranged at the same horizontal height; during operation, waste gas passes through the inside that gets into the clarifier behind the blast pipe discharge, and the waste gas after the purification carries out the drying through the moisture absorption cotton in the clarifier, and the circulation of air is ensured to the air intake of the side bottom of urceolus wall, passes through high-voltage electricity through giving first electrode and second electrode afterwards, when gaseous passing through, can light by electric shock, burns once more, ensures purifying effect, carries out innocent treatment to waste gas, reduces the pollution that waste gas caused.
Preferably, the inner wall of the outer cylinder wall at the communication part of the exhaust pipe is provided with a sliding chute; two rotating rings are connected in the sliding groove in a sliding manner; evenly arranged power plates are fixedly connected between the two rotating rings; the power plate is designed to be inclined; the upper surface of the upper rotating ring is fixedly connected with a driving ring; the driving ring is obliquely designed, the upper end of the driving ring is fixedly connected with an impeller through uniformly arranged fixing rods, and the impeller is positioned between the two absorbent cottons; when the exhaust pipe is used for air intake, the power plate, the driving ring and the fixed rod can be used for driving the impeller to rotate, so that the impeller blows air downwards, and the air flow flows downwards; the bottom of the outer cylinder wall is fixedly connected with an ash deposition box; the ash deposition box is designed in a bowl shape, and the bottom of the ash deposition box is communicated to the outer wall of the outer cylinder; the during operation, waste gas gets into the inside of clarifier after passing through the blast pipe discharge, through the slope design of power plate, make the power plate drive the change and rotate, drive ring and impeller simultaneously and rotate, through the rotation of impeller, make the air current downward flow in the clarifier, thereby make the large granule material in the waste gas receive decurrent power, make in the abandonment large granule material obtain deposiing, outside getting into the interior discharge clarifier of deposition box, carry out preliminary purification to waste gas, thereby effectively improve dumped purification efficiency, reduce the influence that large granule material reignited to waste gas, thereby improve waste gas reburning efficiency, further improve the evolution effect, lie in between two absorbent cottons through the impeller simultaneously, the impeller rotates the in-process can improve waste gas and absorbent cottons's contact time, the dehumidification efficiency of waste gas is improved, further improve exhaust purification and reignition efficiency.
Preferably, the outer surface of the outer cylinder wall is fixedly connected with air guide pipes which are uniformly arranged; the lower end of the air duct is communicated to the driving ring, and the upper end of the air duct is communicated to the lower part between the first electrode and the first electrode through a conduit; a filter screen is fixedly connected in the air duct; cleaning holes which are uniformly distributed are formed in the lower part of the outer cylinder wall at the communicating part of the gas guide pipe; the cleaning hole is connected with the movable ring, and a rubber plug is arranged at the cleaning hole; the during operation, obtain preliminary purification back at waste gas, because atmospheric pressure in the clarifier rises gradually, waste gas passes through air duct and pipe and switches on to the below between first electrode and the first electrode, make waste gas gather more, thereby effectively improve the success rate of lighting of waste gas, prevent that waste gas is too dispersed, can't carry out effectual lighting, thereby improve waste gas purification efficiency, waste gas is when passing through the air duct simultaneously, through the filter screen in the air duct, can further get rid of the large granule material in the waste gas, make the large granule material accumulate in driving the intra-annular, through the clearance hole clearance can, effectively improve the purification efficiency and the combustion efficiency of waste gas.
Preferably, the outer wall of the ash deposition box is designed in an arc shape; during operation, through the arc design of deposition box outer wall, can effectively reduce the air intake and drop into the influence of deposition box to large granule material at the air inlet in-process, prevent that large granule material can't drop to in the deposition box to further improve exhaust purification efficiency.
Preferably, the connector comprises a threaded column, the outer side of the threaded column is in threaded connection with a movable threaded sleeve, one side of the treatment barrel main body is movably connected with an outer extrusion pad, the bottom of the top cover is fixedly connected with an inner extrusion pad, and the other side of the treatment barrel main body is fixedly provided with a sealing pad; a through hole for allowing the threaded column to penetrate is formed in the outer extrusion pad; during operation, when the top cap is required to be disassembled, the movable threaded sleeve only needs to be rotated outwards, the movable threaded sleeve can be loosened after being loosened, then the top cap can be conveniently disassembled, the movable threaded sleeve only needs to be screwed down during installation, the outer extrusion pad is made to be tightly attached to the treatment barrel main body, and meanwhile, the sealing effect can be ensured by the sealing pad.
Preferably, an elastic pad is fixedly arranged on one side of the outer extrusion pad close to the treatment barrel main body.
The invention has the following beneficial effects:
1. the harmless treatment process for the papermaking waste residues can effectively filter the waste gases, purify the waste gases, ignite the purified waste gases for secondary combustion when the waste gases are discharged, perform harmless treatment on the waste gases, and reduce pollution caused by the waste gases.
2. According to the harmless treatment process for the papermaking waste residues, the main body of the treatment barrel and the top cover can be fixed in a clamping mode, the traditional integrated design is abandoned, and the treatment barrel is convenient to disassemble freely.
3. According to the harmless treatment process for the papermaking waste residues, after the waste gas is primarily purified, the air pressure in the purifier 4 gradually rises, the waste gas is conducted to the position below the position between the first electrode and the first electrode through the air guide pipe and the guide pipe, so that the waste gas is gathered, the ignition success rate of the waste gas is effectively improved, the waste gas is prevented from being dispersed too much and cannot be ignited effectively, the waste gas purification efficiency is improved, meanwhile, when the waste gas passes through the air guide pipe, large granular substances in the waste gas can be further removed through the filter screen in the air guide pipe, the large granular substances are accumulated in the driving ring, and only the cleaning holes are used for cleaning, so that the purification efficiency and the combustion efficiency of the waste gas are effectively improved.
4. According to the harmless treatment process for the papermaking waste residues, the impeller rotates to enable airflow in the purifier to flow downwards, so that large granular substances in waste gas are forced downwards to be precipitated and enter the dust box to be discharged out of the purifier, and the waste gas is primarily purified, so that the waste purification efficiency is effectively improved, the influence of the large granular substances on the waste gas reignition is reduced, the waste gas reignition efficiency is improved, the evolution effect is further improved, meanwhile, the impeller is positioned between the two hygroscopic cottons, the contact time of the waste gas and the hygroscopic cottons can be prolonged in the rotation process of the impeller, the dehumidification efficiency of the waste gas is improved, and the waste gas purification and reignition efficiency is further improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a schematic view showing the construction of a waste residue treatment apparatus according to the present invention;
FIG. 3 is a schematic view of the purifier of the present invention;
FIG. 4 is a schematic view of a connector configuration;
FIG. 5 is a schematic view of the power plate and swivel;
in the figure: the device comprises a treatment barrel body 1, a feeding pipe 2, an exhaust pipe 3, a purifier 4, an outer barrel wall 41, an air inlet 42, moisture absorption cotton 43, a first electrode 44, a second electrode 45, a connector 5, a threaded column 51, a movable threaded sleeve 52, an outer extrusion pad 53, an inner extrusion pad 54, a sealing pad 55, a top cover 6, a rotary ring 7, a power plate 71, a driving ring 72, an impeller 73, an ash deposition box 74, an air guide pipe 75 and a cleaning hole 76.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 and 5, the process for harmlessly treating paper-making waste residue according to the present invention comprises the following steps:
s1: the method comprises the following steps of (1) introducing the papermaking waste residues into a water tank, filling clear water into the water tank, placing an electromagnetic iron box at the bottom of the water tank, enabling the battery iron box to generate magnetic force by electrifying, and stirring the papermaking waste residues to disperse the papermaking waste residues in water, so that solid particles and metals in the papermaking waste residues are precipitated, and the later-stage treatment is facilitated;
s2: on the basis of S1, placing a foam board on the water surface, enabling the foam board to float on the water surface, placing a plurality of magnets in the foam board, enabling the foam board to be provided with a plurality of holes, intermittently opening and closing the electromagnet box, enabling the foam board to intermittently move towards the bottom of the water tank when the opening time is longer than the closing time, and enabling the foam board to intermittently move towards the bottom of the water tank by intermittently opening and closing the electromagnet box when the opening time is longer than the closing time, so that the papermaking waste residues are further layered, floccules float on the water surface, and particles are deposited at the bottom of the water, thereby facilitating post-treatment;
s3: moving the foam board to the bottom of the pool in S2, standing for 20-30 minutes, covering a filter screen on the surface of the foam board, closing the electromagnetic box to float the foam board upwards, taking down the filter screen, and drying the filter on the surface of the filter screen to obtain combustible waste residues;
s4: repeating S2 and S3 for 3-4 times, collecting combustible waste residues, completely drying, and introducing into waste residue treatment equipment for harmless treatment;
the waste residue treatment equipment used in the S4 comprises a treatment barrel main body 1, wherein the treatment barrel main body 1 is used for burning combustible waste residues, a feeding pipe 2 is fixedly installed on one side of the treatment barrel main body 1, an exhaust pipe 3 is fixedly installed on the other side of the treatment barrel main body 1, a purification purifier 4 is fixedly installed on the other end of the exhaust pipe 3, a top cover 6 is movably installed at the top of the treatment barrel main body 1, and a connector 5 is movably installed on the outer side of the top cover 6;
the purification purifier 4 comprises an outer cylinder wall 41, wherein air inlets 42 are fixedly arranged on two sides of the bottom of the outer cylinder wall 41, two annular moisture absorption cotton 43 are fixedly arranged on the inner wall of the outer cylinder wall 41, a first electrode 44 is fixedly arranged on the inner wall of one side of the outer cylinder wall 41, and a second electrode 45 is fixedly arranged on the inner wall of the other side of the outer cylinder wall 41; the first electrode 44 and the first electrode 44 are correspondingly arranged at the same horizontal height; during operation, waste gas gets into the inside of clarifier 4 after discharging through blast pipe 3, and the waste gas after the purification is dried through moisture absorption cotton 43 in clarifier 4, and the circulation of air is ensured to the air intake 42 of the side bottom of urceolus wall 41, passes through high voltage electricity for first electrode 44 and second electrode 45 afterwards, when gaseous passing through, can light by electric shock, burns once more, ensures purifying effect, carries out innocent treatment to waste gas, reduces the pollution that waste gas caused.
As an embodiment of the present invention, a sliding groove is formed on the inner wall of the outer cylinder wall 41 at the communication position of the exhaust pipe 3; two rotating rings 7 are connected in the sliding groove in a sliding manner; evenly arranged power plates 71 are fixedly connected between the two rotary rings 7; the power plate 71 is designed to be inclined; the upper surface of the upper rotating ring 7 is fixedly connected with a driving ring 72; the driving ring 72 is designed to be inclined, the upper end of the driving ring 72 is fixedly connected with an impeller 73 through a uniformly arranged fixing rod, and the impeller 73 is positioned between the two absorbent cottons 43; when the exhaust pipe 3 is used for air intake, the impeller 73 can be driven to rotate by the power plate 71, the driving ring 72 and the fixed rod, so that the impeller 73 blows air downwards, and the air flow flows downwards; the bottom of the outer cylinder wall 41 is fixedly connected with an ash deposition box 74; the ash deposition box 74 is designed in a bowl shape, and the bottom of the ash deposition box 74 is communicated with the outer wall 41; when in work, the waste gas is discharged through the exhaust pipe 3 and enters the purifier 4, the power plate 71 is driven to rotate the rotating ring 7 through the inclined design of the power plate 71, simultaneously drives the driving ring 72 and the impeller 73 to rotate, and the air flow in the purifier 4 flows downwards through the rotation of the impeller 73, thereby leading the large particle matters in the waste gas to be forced downwards, leading the large particle matters in the waste to be precipitated, entering the ash depositing box 74 and being discharged out of the purifier 4, the waste gas is primarily purified, thereby effectively improving the waste purification efficiency, reducing the influence of large particle substances on the relight of the waste gas, thereby improve waste gas reburning efficiency, further improve the evolution effect, lie in between two moisture absorption cotton 43 through impeller 73 simultaneously, impeller 73 rotates the in-process and can improve waste gas and moisture absorption cotton 43's contact time, improves the dehumidification efficiency of waste gas, further improves waste gas purification and efficiency of reigniting.
As an embodiment of the present invention, the outer surface of the outer cylinder wall 41 is fixedly connected with the air ducts 75 which are uniformly arranged; the lower end of the air duct 75 is communicated with the driving ring 72, and the upper end of the air duct 75 is communicated to the lower part between the first electrode 44 and the first electrode 44 through a conduit; a filter screen is fixedly connected in the air duct 75; cleaning holes 76 which are uniformly distributed are formed below the communicating part of the outer cylinder wall 41 and the air duct 75; the cleaning hole 76 is communicated with the driving ring 72, and a rubber plug is arranged at the cleaning hole 76; the during operation, obtain preliminary purification back at waste gas, because atmospheric pressure in the clarifier 4 rises gradually, waste gas switches on to the below between first electrode 44 and the first electrode 44 through air duct 75 and pipe, make waste gas gather more, thereby effectively improve the success rate of lighting of waste gas, prevent that waste gas is too dispersed, can't carry out effectual lighting, thereby improve waste gas purification efficiency, waste gas is when passing through air duct 75 simultaneously, through the filter screen in the air duct 75, can further get rid of the large granule material in the waste gas, make the large granule material accumulate in drive ring 72, clear up through clearance hole 76 can, effectively improve the purification efficiency and the combustion efficiency of waste gas.
As an embodiment of the invention, the outer wall of the ash box 74 is designed in an arc shape; during operation, through the arc design of deposition box 74 outer wall, can effectively reduce air intake 42 and drop into the influence of deposition box 74 to large granule material in the air inlet process, prevent that large granule material can't drop to deposition box 74 in to further improve exhaust purification efficiency.
As an embodiment of the present invention, the connector 5 includes a threaded column 51, a movable threaded sleeve 52 is screwed on the outer side of the threaded column 51, an outer extrusion pad 53 is movably connected on one side of the treatment tank body 1, an inner extrusion pad 54 is fixedly connected on the bottom of the top cover 6, and a sealing pad 55 is fixedly mounted on the other side of the treatment tank body 1; a through hole for the threaded column 51 to pass through is formed in the outer extrusion pad 53; during operation, when the top cap 6 needs to be disassembled, the movable threaded sleeve 52 only needs to be rotated outwards, the movable threaded sleeve 52 can be loosened after the outer extrusion pad 53 is loosened, the top cap 6 can be conveniently disassembled later, only the movable threaded sleeve 52 needs to be screwed down during installation, the outer extrusion pad 53 is enabled to be tightly attached to the treatment barrel main body 1, and meanwhile, the sealing pad 55 can ensure the sealing effect.
In one embodiment of the present invention, an elastic pad is fixedly installed on one side of the outer pressing pad 53 close to the treatment tank main body 1.
When the purifier works, the waste gas is discharged through the exhaust pipe 3 and enters the interior of the purifier 4, the purified waste gas is dried in the purifier 4 through the moisture absorption cotton 43, the air inlet 42 at the bottom of the side surface of the outer cylinder wall 41 ensures the circulation of air, then the first electrode 44 and the second electrode 45 are electrified by high voltage, when the gas passes through, the purified waste gas can be ignited by electric shock and is combusted again, simultaneously, when the waste gas enters the interior of the purifier 4 through the exhaust pipe 3, the power plate 71 is driven to drive the rotating ring 7 to rotate through the inclined design of the power plate 71, the driving ring 72 and the impeller 73 are driven to rotate, the airflow in the purifier 4 flows downwards through the rotation of the impeller 73, so that large particle substances in the waste gas are forced downwards, the large particle substances in the waste are precipitated and enter the ash accumulation box 74 to be discharged out of the purifier 4, and after the waste gas is primarily purified, because the air pressure in the purifier 4 gradually rises, the waste gas is conducted to the lower part between the first electrode 44 and the first electrode 44 through the air duct 75 and the guide pipe, so that the waste gas is more gathered, and meanwhile, when the waste gas passes through the air duct 75, large granular substances in the waste gas can be further removed through the filter screen in the air duct 75, so that the large granular substances are accumulated in the driving ring 72 and are cleaned through the cleaning holes 76, and the purification efficiency and the combustion efficiency of the waste gas are effectively improved;
when the top cover 6 needs to be disassembled, the movable threaded sleeve 52 only needs to be rotated outwards, the outer extrusion pad 53 can be loosened after the movable threaded sleeve 52 is loosened, the top cover 6 can be conveniently disassembled, the movable threaded sleeve 52 only needs to be screwed down during installation, the outer extrusion pad 53 is enabled to be tightly attached to the treatment barrel main body 1, and meanwhile, the sealing pad 55 can ensure the sealing effect.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A harmless treatment process for papermaking waste residues is characterized by comprising the following steps: the process comprises the following steps:
s1: introducing the papermaking waste residues into a water tank, filling clear water into the water tank, placing an electromagnetic iron box at the bottom of the water tank, enabling the battery iron box to generate magnetic force by electrifying, and stirring the papermaking waste residues to disperse the papermaking waste residues in water;
s2: on the basis of S1, placing a foam board on the water surface, enabling the foam board to float on the water surface, placing a plurality of magnets in the foam board, enabling the foam board to be provided with a plurality of holes, intermittently opening and closing the electromagnet box, and enabling the foam board to intermittently move towards the bottom of the water box when the opening time is longer than the closing time;
s3: moving the foam board to the bottom of the pool in S2, standing for 20-30 minutes, covering a filter screen on the surface of the foam board, closing the electromagnetic box to float the foam board upwards, taking down the filter screen, and drying the filter on the surface of the filter screen to obtain combustible waste residues;
s4: repeating S2 and S3 for 3-4 times, collecting combustible waste residues, completely drying, and introducing into waste residue treatment equipment for harmless treatment;
the waste residue treatment equipment used in S4 comprises a treatment barrel main body (1), wherein the treatment barrel main body (1) is used for burning combustible waste residues, a feeding pipe (2) is fixedly installed on one side of the treatment barrel main body (1), an exhaust pipe (3) is fixedly installed on the other side of the treatment barrel main body (1), a purification purifier (4) is fixedly installed at the other end of the exhaust pipe (3), a top cover (6) is movably installed at the top of the treatment barrel main body (1), and a connector (5) is movably installed on the outer side of the top cover (6);
the purification purifier (4) comprises an outer cylinder wall (41), air inlets (42) are fixedly arranged on two sides of the bottom of the outer cylinder wall (41), two annular hygroscopic cottons (43) are fixedly arranged on the inner wall of the outer cylinder wall (41), a first electrode (44) is fixedly arranged on the inner wall of one side of the outer cylinder wall (41), and a second electrode (45) is fixedly arranged on the inner wall of the other side of the outer cylinder wall (41); the first electrode (44) and the first electrode (44) are correspondingly arranged at the same horizontal height.
2. The process for the harmless treatment of the paper-making waste residues according to claim 1, which is characterized in that: the inner wall of the outer cylinder wall (41) at the communication part of the exhaust pipe (3) is provided with a sliding chute; two rotating rings (7) are connected in the sliding groove in a sliding manner; evenly arranged power plates (71) are fixedly connected between the two rotary rings (7); the power plate (71) is designed to be inclined; the upper surface of the upper rotating ring (7) is fixedly connected with a driving ring (72); the driving ring (72) is obliquely designed, the upper end of the driving ring (72) is fixedly connected with an impeller (73) through uniformly arranged fixing rods, and the impeller (73) is positioned between the two moisture absorption cotton (43); when the exhaust pipe (3) admits air, the impeller (73) can be driven to rotate by the power plate (71), the driving ring (72) and the fixed rod, so that the impeller (73) blows air downwards, and the air flow flows downwards; the bottom of the outer cylinder wall (41) is fixedly connected with a dust box (74); the dust box (74) is in a bowl-shaped design, and the bottom of the dust box (74) is communicated with the outer wall (41) of the outer cylinder.
3. The process for the harmless treatment of the paper-making waste residues according to claim 2, which is characterized in that: the outer surface of the outer cylinder wall (41) is fixedly connected with air guide pipes (75) which are uniformly arranged; the lower end of the air duct (75) is communicated to the driving ring (72), and the upper end of the air duct (75) is communicated to the lower part between the first electrode (44) and the first electrode (44) through a conduit; a filter screen is fixedly connected in the air duct (75); cleaning holes (76) which are uniformly distributed are formed below the communicating part of the outer cylinder wall (41) and the air guide pipe (75); the cleaning holes (76) are connected with the movable ring (72), and rubber stoppers are arranged at the cleaning holes (76).
4. The process for the harmless treatment of the paper-making waste residues according to claim 2, which is characterized in that: the outer wall of the ash deposition box (74) is designed in an arc shape.
5. The process for the harmless treatment of the paper-making waste residues according to claim 1, which is characterized in that: the connector (5) comprises a threaded column (51), the outer side of the threaded column (51) is in threaded connection with a movable threaded sleeve (52), one side of the treatment barrel main body (1) is movably connected with an outer extrusion pad (53), the bottom of the top cover (6) is fixedly connected with an inner extrusion pad (54), and the other side of the treatment barrel main body (1) is fixedly provided with a sealing pad (55); the inner part of the outer extrusion pad (53) is provided with a through hole for the threaded column (51) to pass through.
6. The process for the innocent treatment of papermaking waste residues according to claim 5, wherein the process comprises the following steps: an elastic pad is fixedly arranged on one side of the outer extrusion pad (53) close to the treatment barrel main body (1).
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| US20040096371A1 (en) * | 2000-09-14 | 2004-05-20 | Klaus Haag | Device for treating waste gases resulting from technical combustion processes |
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| US20040096371A1 (en) * | 2000-09-14 | 2004-05-20 | Klaus Haag | Device for treating waste gases resulting from technical combustion processes |
| CN207928920U (en) * | 2017-12-17 | 2018-10-02 | 江苏日升电力机械有限公司 | A kind of power plant combustion device waste gas pre-treating device |
| CN209605648U (en) * | 2019-02-11 | 2019-11-08 | 重庆卓盟铝业有限公司 | A kind of emission-control equipment with purification function |
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