CN116371389A - Waste activated carbon regeneration system and technology utilizing flue gas waste heat - Google Patents
Waste activated carbon regeneration system and technology utilizing flue gas waste heat Download PDFInfo
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- CN116371389A CN116371389A CN202310320113.9A CN202310320113A CN116371389A CN 116371389 A CN116371389 A CN 116371389A CN 202310320113 A CN202310320113 A CN 202310320113A CN 116371389 A CN116371389 A CN 116371389A
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 240
- 239000002699 waste material Substances 0.000 title claims abstract description 91
- 238000011069 regeneration method Methods 0.000 title claims abstract description 41
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 239000003546 flue gas Substances 0.000 title claims abstract description 37
- 230000008929 regeneration Effects 0.000 title claims abstract description 35
- 239000002918 waste heat Substances 0.000 title claims abstract description 26
- 238000005516 engineering process Methods 0.000 title description 2
- 238000010438 heat treatment Methods 0.000 claims abstract description 66
- 238000012216 screening Methods 0.000 claims abstract description 55
- 238000000034 method Methods 0.000 claims abstract description 10
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 claims description 54
- 230000005540 biological transmission Effects 0.000 claims description 52
- 229910052799 carbon Inorganic materials 0.000 claims description 37
- 238000012546 transfer Methods 0.000 claims description 18
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 16
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 16
- 241001330002 Bambuseae Species 0.000 claims description 16
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 16
- 239000011425 bamboo Substances 0.000 claims description 16
- 210000002421 cell wall Anatomy 0.000 claims description 7
- 239000007789 gas Substances 0.000 claims description 7
- 238000011068 loading method Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 5
- 230000001172 regenerating effect Effects 0.000 claims 11
- 239000002912 waste gas Substances 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000004913 activation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 206010010904 Convulsion Diseases 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- -1 shells Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000009279 wet oxidation reaction Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/34—Regenerating or reactivating
- B01J20/3483—Regenerating or reactivating by thermal treatment not covered by groups B01J20/3441 - B01J20/3475, e.g. by heating or cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/34—Regenerating or reactivating
- B01J20/3416—Regenerating or reactivating of sorbents or filter aids comprising free carbon, e.g. activated carbon
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
The invention relates to the technical field of activated carbon regeneration equipment, and discloses a waste activated carbon regeneration system and a process thereof by utilizing flue gas waste heat, wherein the waste activated carbon regeneration system comprises a furnace body, and the activated carbon regeneration device comprises: the waste heat utilization assembly is used for utilizing heat in the flue gas exhausted by the activated carbon regeneration device; the screening component is used for screening and discharging the activated carbon with larger caking volume in the waste activated carbon in the feeding; when the conveying cylinder rotates, the first spiral plate on the surface of the outer wall drives the waste activated carbon to be conveyed into the furnace body, heated air flow is input into the conveying cylinder through the conveying pipe and sprayed out from the air conveying hole on the conveying cylinder, the heated air flow can be more fully contacted with the waste activated carbon, the conveying cylinder slowly feeds and heats in the heating conveying frame, so that the waste activated carbon can be more fully preheated, and the phenomenon that the waste activated carbon is insufficiently preheated to enter the furnace body to influence the temperature in the furnace body is avoided.
Description
Technical Field
The invention belongs to the technical field of activated carbon regeneration equipment, and particularly relates to a waste activated carbon regeneration system utilizing waste heat of flue gas and a process thereof.
Background
The activated carbon is specially treated carbon, organic raw materials such as shells, coal, wood and the like are heated under the condition of air isolation so as to reduce non-carbon components, then the carbon reacts with gas, the surface is corroded, a structure with developed micropores is generated, the surface of the activated carbon is provided with innumerable fine pores, the carbon can be used for treating sewage and wastewater, the activated carbon with full adsorption is activated again after being treated under certain conditions and is called as activated carbon regeneration, the activated carbon regeneration method comprises a thermal regeneration method, a biological regeneration method, a wet oxidation regeneration method, a solvent regeneration method and the like, wherein the thermal regeneration method is to boil and vaporize and desorb a part of organic matters adsorbed on the activated carbon at high temperature, and a part of organic matters are decomposed, and residual components are left in the pores of the activated carbon so as to activate the activated carbon again;
the utility model discloses a saturated activated carbon regeneration facility in chinese patent document 201811502794.6, including microwave primary heating mechanism and ultrasonic wave secondary heating mechanism, ultrasonic wave secondary heating mechanism sets up in microwave primary heating mechanism bottom, ultrasonic wave secondary heating mechanism includes the organism, the inside annular vibration steel sheet that is equipped with of organism, be equipped with the transducer between annular vibration steel sheet and the organism, annular vibration steel sheet inboard is equipped with the regeneration chamber, regeneration intracavity portion is equipped with internal heating barrel and pipeline assembly, ultrasonic wave secondary heating mechanism one side is equipped with the heating water tank. According to the invention, wet active carbon particles are placed into a microwave primary heating mechanism for microwave heating, then the interior of a ultrasonic secondary heating mechanism is introduced for heating by hot water, and the transducer is matched for use, so that impurities in the active carbon particles are shaken to be dissolved in water, and meanwhile, high-temperature steam is sprayed into water in a regeneration cavity through a spray head to generate a large number of bubbles, so that the impurities in the active carbon particles are removed, and the activation is accelerated.
When the existing active carbon regeneration device processes waste active carbon at high temperature, three stages of drying, high-temperature carbonization and activation are needed, and heat energy of high-temperature waste gas generated in the process of processing waste active carbon is utilized through a rotary cavity, so that heat in the active carbon regeneration device can be well kept, but heat energy still has loss along with exhaust of waste gas, the active carbon can be preheated during active carbon feeding, and the internal temperature fluctuation of the active carbon regeneration device can be caused when the preheating is insufficient, so that the regeneration treatment of the active carbon is influenced.
Disclosure of Invention
The invention aims to provide a waste active carbon regeneration system and a waste active carbon regeneration process by utilizing flue gas waste heat, so that waste active carbon can be preheated more fully.
The technical scheme adopted by the invention is as follows: a waste active carbon regeneration system and a process thereof utilizing flue gas waste heat comprise a furnace body, wherein the active carbon regeneration device comprises:
the waste heat utilization assembly is used for utilizing heat in the flue gas exhausted by the activated carbon regeneration device and preheating the loaded waste activated carbon;
the heat exchange assembly is used for replacing heat in the flue gas exhausted by the active carbon regeneration device;
the screening component is used for screening and discharging the activated carbon with larger caking volume in the waste activated carbon in the feeding;
the waste heat utilization assembly comprises a heating conveying frame, a mounting plate, a rotating plate, a mounting barrel, a conveying barrel, a gas transmission hole, a first spiral plate, a transmission frame, a conical rack, a transmission mounting frame, a first motor, a bevel gear and a conveying pipe, wherein the heating conveying frame is fixedly mounted on the outer wall of the conveying barrel, the heating conveying frame is communicated with the inside of the furnace body, the mounting plate is fixedly mounted on one end of the inner wall of the heating conveying frame, the rotating plate is rotatably mounted on one end of the mounting plate, the rotating plate is positioned in the inside of the heating conveying frame, the mounting barrel is fixedly mounted on one end of the rotating plate, the transmission hole penetrates through the outer wall of the conveying barrel, the first spiral plate is fixedly mounted on the outer wall of the conveying barrel, the transmission frame is fixedly mounted on one end of the rotating plate, the conical rack is fixedly mounted on the outer wall of the transmission frame, the transmission mounting frame is fixedly mounted on one end of the heating conveying frame, the transmission frame is fixedly mounted on the inner wall of the conical rack, the transmission frame is fixedly mounted on the inner wall of the outer wall of the conveying frame, and the first end of the conical rack, and the transmission frame is fixedly mounted on the inner wall of the outer wall, and the transmission frame is fixedly mounted on the inner wall.
Optionally, the annular slide rail has been seted up to mounting panel one end, the rotor plate rotate install in annular slide rail inner wall, first mounting groove has been seted up at mounting panel one end center, second mounting groove has been seted up at rotor plate one end center, installation section of thick bamboo fixed mounting in second mounting groove cell wall, just installation section of thick bamboo with the transport section of thick bamboo is linked together, just installation section of thick bamboo is located inside the first mounting groove, transmission frame one end rotate install in first mounting groove cell wall, the transmission frame is located the one end of first mounting groove is located installation section of thick bamboo outer wall.
Optionally, the ring channel has been seted up to installation section of thick bamboo inner wall one end, conveyer pipe outer wall one end fixed mounting has the rotation stopper, the rotation stopper install in the ring channel cell wall of installation section of thick bamboo inner wall, the installation section of thick bamboo pass through the ring channel of inner wall rotate install in the conveyer pipe outer wall.
Optionally, furnace body outer wall fixed mounting has the mounting bracket, heat exchange assembly includes heat exchange installation frame, heat transfer piece, flue gas pipeline, fan, heat exchange tube and connecting pipe, heat exchange installation frame fixed mounting in mounting bracket one end, a plurality of heat transfer piece fixed mounting in heat exchange installation frame inner wall, flue gas pipeline fixed mounting in heat exchange installation frame top, just flue gas pipeline with heat exchange installation frame is linked together, fan fixed mounting in the mounting bracket top, fan air outlet one end extends to inside the heat exchange installation frame, heat exchange tube fixed mounting in fan extends to the inside one end of heat exchange installation frame, connecting pipe fixed mounting in heat exchange installation frame one side, just connecting pipe one end extends to inside the heat exchange installation frame, the connecting pipe extends to heat exchange installation frame one end fixed mounting in heat exchange tube one end.
Optionally, the notch has all been seted up to heat transfer piece one end, the heat exchange tube is located the notch cell wall, connecting pipe one end fixed mounting in conveyer pipe one end, furnace body top fixed mounting has the blast pipe, blast pipe one end fixed mounting in heat exchange mounting frame one side, the blast pipe with heat exchange mounting frame is inside to be linked together.
Optionally, transport section of thick bamboo one end fixed mounting has the fixed plate, fixed plate one end fixed mounting has a plurality of slide bars, slide bar outer wall slidable mounting has the movable plate, slide bar one end is equal fixed mounting to block the piece, block one side is equal fixed mounting to block the piece and have the spring, the spring other end fixed mounting in the movable plate, the spring is located corresponds the slide bar outer wall, the movable plate is located inside the heating transport frame, heating transport frame inner wall one end fixed mounting has the baffle ring, the movable plate is located baffle ring one side.
Optionally, screening subassembly includes screening installing frame, second motor, installation axle, second screw plate and screening groove, screening installing frame fixed mounting in the heating is carried the frame outer wall, just screening installing frame with the inside being linked together of heating is carried the frame, second motor fixed mounting in screening installing frame top, second motor output one end extends to inside the screening installing frame, installation axle fixed mounting in second motor output one end, second screw plate fixed mounting in installation axle outer wall, a plurality of screening groove offer in second screw plate outer wall, just the screening groove runs through the second screw plate.
Optionally, the bin outlet has been seted up to screening installing frame outer wall, bin outlet one side fixed mounting has the relief (stock) board, screening installing frame outer wall fixed mounting has the charging frame, the charging frame with screening installing frame is inside to be linked together, the relief (stock) board is located the charging frame top.
Optionally, furnace body outer wall bottom fixed mounting has the supporting leg, furnace body inner wall fixed mounting has the heating piece, the third motor is installed to the furnace body bottom, third motor output one end extends to inside the furnace body, third motor output one end fixed mounting has the connecting axle, connecting axle outer wall fixed mounting has a plurality of stirring pieces, furnace body outer wall bottom fixed mounting has the feed opening, feed opening one end fixed mounting has the rotation seat, it rotates to rotate the seat outer wall and installs the closing plate, furnace body inner wall fixed mounting has the baffle, the baffle with feed opening position is corresponding.
A waste activated carbon regeneration process utilizing flue gas waste heat comprises the following steps:
s1, screening out waste activated carbon with larger caking through a second spiral plate during feeding of the waste activated carbon;
s2, pushing the waste activated carbon to be conveyed into the furnace body through rotation of a first spiral plate on the outer wall surface of the conveying cylinder and simultaneously preheating;
s3, the waste activated carbon enters a furnace body for high-temperature treatment.
The invention has the technical effects that:
(1) According to the scheme, the first motor is started to drive the bevel gear to rotate so as to drive the conveying cylinder to rotate, the waste activated carbon is located between the conveying cylinder and the inner wall of the heating conveying frame, the first spiral plate on the surface of the outer wall is driven to push the waste activated carbon to be conveyed to the inside of the furnace body when the conveying cylinder rotates, meanwhile, heated air flow is input into the conveying cylinder through the conveying pipe and is sprayed out of the air conveying hole on the conveying cylinder to heat the waste activated carbon in the heating conveying frame, the heated air flow can be fully contacted with the waste activated carbon, the conveying cylinder slowly feeds and heats in the heating conveying frame, so that the waste activated carbon can be fully preheated, and the phenomenon that the waste activated carbon is insufficiently preheated to enter the furnace body to influence the temperature in the furnace body is avoided;
(2) When the waste activated carbon is fed, the waste activated carbon with proper size leaks to the lower part of the screening installation frame through the screening groove on the second spiral plate and leaks to the heating conveying frame, the waste activated carbon with larger caking is upwards conveyed to the discharge hole through the second spiral plate and discharged from the discharge plate, the fed waste activated carbon can be screened, the waste activated carbon with larger caking is screened out, the waste activated carbon with larger caking is prevented from being insufficiently treated after entering the furnace body, and the quality of the regenerated activated carbon is improved;
(3) The spring supports the movable plate to press on the blocking piece, when the first spiral plate drives the waste activated carbon to move, the waste activated carbon moves to the position of the movable plate, the waste activated carbon props up the movable plate and enters the furnace body, and the conveying speed of the waste activated carbon can be slowed down, so that the waste activated carbon is fully preheated;
(4) The fan starts the convulsions, and the air is carried to the connecting pipe through the heat exchange tube, and the heat exchange piece heats the inside air of heat exchange tube and heat exchange tube, and the connecting pipe carries the conveyer pipe with the air current of heating, has effectively utilized the waste heat of the waste gas that produces when handling the waste active carbon at high temperature, preheats the waste active carbon of material loading.
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, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may 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 a heating transport frame of the present invention;
FIG. 3 is a cross-sectional view of a drive mounting frame of the present invention;
FIG. 4 is an enlarged view of the invention at A in FIG. 3;
FIG. 5 is a diagram illustrating the installation of a mobile plate according to the present invention;
FIG. 6 is a cross-sectional view of a heat exchange mounting frame of the present invention;
FIG. 7 is a cross-sectional view of a screen mounting frame of the present invention;
FIG. 8 is a second spiral plate view of the present invention;
FIG. 9 is a cross-sectional view of the furnace body of the present invention.
In the drawings, the list of components represented by the various numbers is as follows:
1. a furnace body; 101. a feed opening; 103. a sealing plate; 104. support legs; 105. a mounting frame; 106. a heating member; 107. an exhaust pipe; 2. a heat exchange mounting frame; 201. a heat exchange member; 202. a flue gas delivery duct; 203. a blower; 204. a heat exchange tube; 205. a connecting pipe; 206. a rotation limiting block; 3. heating the conveying frame; 301. a mounting plate; 302. a rotating plate; 303. a mounting cylinder; 304. a delivery cylinder; 305. a gas delivery hole; 306. a first spiral plate; 307. a transmission frame; 308. conical rack; 4. a transmission mounting frame; 401. a first motor; 402. bevel gears; 403. a delivery tube; 5. a fixing plate; 501. a slide bar; 502. a blocking piece; 503. a spring; 504. a moving plate; 505. a baffle ring; 6. screening an installation frame; 601. a second motor; 602. a mounting shaft; 603. a second spiral plate; 604. a screening groove; 605. a discharge port; 606. a discharge plate; 607. a feeding frame; 7. a third motor; 701. a connecting shaft; 702. a stirring member; 703. and a baffle.
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 to 9, the invention provides a waste activated carbon regeneration system using flue gas waste heat and a process thereof, which are applied to activated carbon regeneration equipment, wherein the activated carbon regeneration device is provided with a furnace body 1, and the activated carbon regeneration device comprises: the waste heat utilization component is used for utilizing heat in the flue gas discharged by the activated carbon regeneration device and preheating the loaded waste activated carbon; the heat exchange assembly is used for replacing heat in the flue gas exhausted by the active carbon regeneration device; the screening component is used for screening and discharging the activated carbon with larger caking volume in the waste activated carbon in the feeding; the waste heat utilization component comprises a heating conveying frame 3, a mounting plate 301, a rotating plate 302, a mounting cylinder 303, a conveying cylinder 304, gas transmission holes 305, a first spiral plate 306, a transmission frame 307, a conical toothed bar 308, a transmission mounting frame 4, a first motor 401, a bevel gear 402 and a conveying pipe 403, wherein the heating conveying frame 3 is fixedly arranged on the outer wall of the furnace body 1, the heating conveying frame 3 is communicated with the inside of the furnace body 1, the mounting plate 301 is fixedly arranged at one end of the inner wall of the heating conveying frame 3, the rotating plate 302 is rotatably arranged at one end of the mounting plate 301, the rotating plate 302 is positioned in the heating conveying frame 3, the mounting cylinder 303 is fixedly arranged at one end of the rotating plate 302, the conveying cylinder 304 is fixedly arranged at one end of the rotating plate 302, a plurality of gas transmission holes 305 are formed in the outer wall of the conveying cylinder 304, the gas transmission holes 305 penetrate through the outer wall of the conveying cylinder 304, the first spiral plate 306 is fixedly arranged on the outer wall of the conveying cylinder 304, the transmission frame 307 is fixedly arranged at one end of the rotating plate 302, the transmission frame 307 is rotatably arranged at one end of the mounting plate 301, the bevel gear 308 is fixedly arranged on the outer wall of the transmission frame 307, the transmission mounting frame 4 is fixedly arranged at one end of the heating conveying frame 3, the transmission mounting frame 4 is communicated with the heating conveying frame 3, the transmission frame 307 and the bevel gear 308 are positioned inside the transmission mounting frame 4, the first motor 401 is fixedly arranged on the outer wall of the transmission mounting frame 4, one end of the output end of the first motor 401 extends into the transmission mounting frame 4, one end of the output end of the first motor 401 is fixedly provided with a bevel gear 402, the bevel gear 402 is meshed with the bevel gear 308, the conveying pipe 403 is fixedly arranged on the inner wall of the transmission mounting frame 4, one end of the conveying pipe 403 extends to the outer wall of the transmission mounting frame 4, the other end of the conveying pipe 403 is arranged on the inner wall of the mounting cylinder 303, one end of the mounting plate 301 is provided with an annular sliding rail, the rotating plate 302 is rotatably arranged on the inner wall of the annular sliding rail, one end of the mounting plate 301 is provided with a first mounting groove, a second mounting groove is formed in the center of one end of the rotating plate 302, the mounting cylinder 303 is fixedly mounted on the groove wall of the second mounting groove, the mounting cylinder 303 is communicated with the conveying cylinder 304, the mounting cylinder 303 is positioned in the first mounting groove, one end of the transmission frame 307 is rotatably mounted on the groove wall of the first mounting groove, one end of the transmission frame 307, which is positioned on the outer wall of the mounting cylinder 303, is provided with an annular groove at one end of the inner wall of the mounting cylinder 303, one end of the outer wall of the conveying pipe 403 is fixedly provided with a rotating limiting block 206, the rotating limiting block 206 is mounted on the groove wall of the inner wall of the mounting cylinder 303, and the mounting cylinder 303 is rotatably mounted on the outer wall of the conveying pipe 403 through the annular groove of the inner wall; when treating the waste activated carbon, the waste activated carbon is conveyed to the inside of the heating conveying frame 3 through the screening installation frame 6, the first motor 401 is started to drive the bevel gear 402 to rotate, the bevel gear 402 drives the transmission frame 307 to rotate through the conical rack 308, the transmission frame 307 drives the rotating plate 302 to rotate, the rotating plate 302 drives the conveying cylinder 304 to rotate, the waste activated carbon is positioned between the conveying cylinder 304 and the inner wall of the heating conveying frame 3, the first spiral plate 306 on the outer wall surface is driven to push the waste activated carbon to convey to the inside of the furnace body 1 during the rotation of the conveying cylinder 304, meanwhile, heated air flow is input to the conveying cylinder 304 through the conveying pipe 403 and is sprayed out from the air conveying hole 305 on the conveying cylinder 304 to heat the waste activated carbon in the heating conveying frame 3, the heated air flow can be fully contacted with the waste activated carbon, the conveying cylinder 304 slowly feeds and heats in the heating conveying frame 3, so that the waste activated carbon can be fully preheated, and the waste activated carbon is prevented from being insufficiently preheated, and the waste activated carbon is not fully preheated, and the temperature in the furnace body 1 is prevented from being affected.
In this example, sealing rings can be installed on two sides of the rotation limiting block 206, so that the connection between the conveying pipe 403 and the installation cylinder 303 can be sealed.
In some embodiments, referring to fig. 1 and 6, a mounting frame 105 is fixedly mounted on the outer wall of a furnace body 1, a heat exchange assembly comprises a heat exchange mounting frame 2, heat exchange pieces 201, a flue gas conveying pipeline 202, a fan 203, a heat exchange pipe 204 and a connecting pipe 205, the heat exchange mounting frame 2 is fixedly mounted at one end of the mounting frame 105, a plurality of heat exchange pieces 201 are fixedly mounted on the inner wall of the heat exchange mounting frame 2, the flue gas conveying pipeline 202 is fixedly mounted at the top end of the heat exchange mounting frame 2, the flue gas conveying pipeline 202 is communicated with the heat exchange mounting frame 2, the fan 203 is fixedly mounted at the top end of the mounting frame 105, one end of an air outlet of the fan 203 extends to the inside of the heat exchange mounting frame 2, the heat exchange pipe 204 is fixedly mounted at one side of the heat exchange mounting frame 2, one end of the connecting pipe 205 extends to the inside of the heat exchange mounting frame 2, one end of the connecting pipe 205 is fixedly mounted at one end of the heat exchange pipe 204, the heat exchange pieces 201 are provided with notches, one end of the heat exchange pipe 204 is positioned at the notch walls, one end of the connecting pipe 205 is fixedly mounted at one end of the furnace body conveying pipe 403, the top end 1 is fixedly mounted with an exhaust pipe 107, one end of the exhaust pipe 107 is fixedly mounted at one side of the heat exchange mounting frame 2, and one end 107 is fixedly mounted at one side of the heat exchange mounting frame 2, and internally communicated with the heat exchange mounting frame 2; the high-temperature waste gas generated during high-temperature treatment of the waste activated carbon is discharged into the heat exchange installation frame 2 through the exhaust pipe 107, the heat exchange piece 201 is heated, and is discharged from the flue gas conveying pipeline 202, the fan 203 starts ventilation, air is conveyed to the connecting pipe 205 through the heat exchange pipe 204, the heat exchange piece 201 heats the heat exchange pipe 204 and the air inside the heat exchange pipe 204, the connecting pipe 205 conveys the heated air flow to the conveying pipe 403, and waste heat of the waste gas generated during high-temperature treatment of the waste activated carbon is effectively utilized to preheat the loaded waste activated carbon.
In some embodiments, referring to fig. 5, a fixed plate 5 is fixedly installed at one end of a conveying cylinder 304, a plurality of sliding rods 501 are fixedly installed at one end of the fixed plate 5, a moving plate 504 is slidably installed on the outer wall of the sliding rod 501, a blocking block 502 is fixedly installed at one end of each sliding rod 501, a spring 503 is fixedly installed at one side of each blocking block 502, the other end of each spring 503 is fixedly installed on the moving plate 504, the spring 503 is located on the outer wall of the corresponding sliding rod 501, the moving plate 504 is located inside a heating conveying frame 3, a baffle ring 505 is fixedly installed at one end of the inner wall of the heating conveying frame 3, and the moving plate 504 is located on one side of the baffle ring 505; the spring 503 supports the movable plate 504 to press on the blocking block 502, when the first spiral plate 306 drives the waste activated carbon to move, the waste activated carbon moves to the position of the movable plate 504, the waste activated carbon stretches the movable plate 504, and the waste activated carbon enters the furnace body 1, so that the conveying speed of the waste activated carbon can be slowed down, and the waste activated carbon is preheated more fully.
In some embodiments, referring to fig. 7 and 8, the screening assembly includes a screening installation frame 6, a second motor 601, an installation shaft 602, a second spiral plate 603 and a screening groove 604, the screening installation frame 6 is fixedly installed on the outer wall of the heating conveying frame 3, the screening installation frame 6 is communicated with the interior of the heating conveying frame 3, the second motor 601 is fixedly installed at the top end of the screening installation frame 6, one end of the output end of the second motor 601 extends to the interior of the screening installation frame 6, the installation shaft 602 is fixedly installed at one end of the output end of the second motor 601, the second spiral plate 603 is fixedly installed on the outer wall of the installation shaft 602, a plurality of screening grooves 604 are formed in the outer wall of the second spiral plate 603, the screening groove 604 penetrates through the second spiral plate 603, a discharge hole 605 is formed in the outer wall of the screening installation frame 6, a discharge plate 606 is fixedly installed on one side of the discharge hole 605, a charging frame 607 is fixedly installed on the outer wall of the screening installation frame 6, the charging frame 607 is communicated with the interior of the screening installation frame 6, and the discharge plate 606 is located above the charging frame 607; the second motor 601 starts to drive the installation axle 602 to rotate, play and drive second screw 603 pivoted effect, when carrying out the material loading to the waste active carbon, waste active carbon gets into screening installation frame 6 through material loading frame 607, the suitable waste active carbon of size leaks screening installation frame 6 below through screening groove 604 on the second screw 603, leak in the heating transport frame 3, the great waste active carbon of caking upwards carries bin outlet 605 department through the second screw 603, discharge from the discharge plate 606, can screen the waste active carbon of material loading, screen out the great waste active carbon of caking, avoid the great waste active carbon of caking to get into can not abundant processing after the furnace body 1 in, increase the quality that obtains the regenerated active carbon.
In some embodiments, referring to fig. 9, a supporting leg 104 is fixedly installed at the bottom end of the outer wall of the furnace body 1, a heating element 106 is fixedly installed on the inner wall of the furnace body 1, a third motor 7 is installed at the bottom end of the furnace body 1, one end of the output end of the third motor 7 extends into the furnace body 1, a connecting shaft 701 is fixedly installed at one end of the output end of the third motor 7, a plurality of stirring elements 702 are fixedly installed on the outer wall of the connecting shaft 701, a feed opening 101 is fixedly installed at the bottom end of the outer wall of the furnace body 1, a rotating seat is fixedly installed at one end of the feed opening 101, a sealing plate 103 is rotatably installed on the outer wall of the rotating seat, a baffle 703 is fixedly installed on the inner wall of the furnace body 1, and the baffle 703 corresponds to the position of the feed opening 101; the heating piece 106 can be an electric heating plate, the inside of the furnace body 1 is heated by an internal heating wire, the third motor 7 is started to drive the connecting shaft 701 to rotate so as to drive the stirring piece 702 to rotate, the waste activated carbon in the furnace body 1 is stirred, the sealing plate 103 is fixed at one end of the blanking opening 101 through a screw, and when the treated regenerated activated carbon is required to be blanked, the sealing plate 103 is opened to discharge the regenerated activated carbon.
The first motor 401, the second motor 601 and the third motor 7 according to the present embodiment can be freely configured according to the actual application scenario, and the first motor 401, the second motor 601 and the third motor 7 work by a method commonly used in the prior art.
The working flow and principle of the invention are as follows: the high-temperature waste gas generated during high-temperature treatment of the waste activated carbon is discharged into the heat exchange installation frame 2 through the exhaust pipe 107, the heat exchange piece 201 is heated, and is discharged from the flue gas conveying pipeline 202, the fan 203 starts exhausting, air is conveyed to the connecting pipe 205 through the heat exchange pipe 204, the heat exchange piece 201 heats the heat exchange pipe 204 and air inside the heat exchange pipe 204, the connecting pipe 205 conveys heated air flow to the conveying pipe 403, the waste activated carbon is conveyed to the inside of the heating conveying frame 3 through the screening installation frame 6, the first motor 401 starts to drive the bevel gear 402 to rotate, the bevel gear 402 drives the transmission frame 307 to rotate through the bevel gear rack 308, the transmission frame 307 drives the rotating plate 302 to rotate, the rotating plate 302 drives the conveying cylinder 304 to rotate, the waste activated carbon is positioned between the conveying cylinder 304 and the inner wall of the heating conveying frame 3, the first spiral plate 306 on the outer wall surface is driven to convey the waste activated carbon into the furnace body 1 during rotation, and the heated air flow is conveyed to the conveying cylinder 304 through the conveying pipe 403, and is ejected from the air conveying hole 305 on the conveying cylinder 304 to heat the activated carbon inside the heating conveying frame 3.
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 (10)
1. The utility model provides an utilize waste active carbon regeneration system of flue gas waste heat, is applied to active carbon regeneration equipment, and this active carbon regenerating unit has furnace body (1), its characterized in that, this active carbon regenerating unit includes:
the waste heat utilization assembly is used for utilizing heat in the flue gas exhausted by the activated carbon regeneration device and preheating the loaded waste activated carbon;
the heat exchange assembly is used for replacing heat in the flue gas exhausted by the active carbon regeneration device;
the screening component is used for screening and discharging the activated carbon with larger caking volume in the waste activated carbon in the feeding;
the waste heat utilization assembly comprises a heating conveying frame (3), a mounting plate (301), a rotating plate (302), a mounting cylinder (303), a conveying cylinder (304), a gas transmission hole (305), a first spiral plate (306), a transmission frame (307), a bevel gear (308), a transmission mounting frame (4), a first motor (401), a bevel gear (402) and a conveying pipe (403), wherein the heating conveying frame (3) is fixedly mounted on the outer wall of the furnace body (1), the heating conveying frame (3) is communicated with the inside of the furnace body (1), the mounting plate (301) is fixedly mounted at one end of the inner wall of the heating conveying frame (3), the rotating plate (302) is rotatably mounted at one end of the mounting plate (301), the rotating plate (302) is positioned in the inside of the heating conveying frame (3), the mounting cylinder (303) is fixedly mounted at one end of the rotating plate (302), a plurality of the holes (305) are formed in the outer wall of the conveying cylinder (304), the rotating plate (304) penetrates through the inner wall of the heating conveying frame (3), the first spiral plate (307) is fixedly mounted at one end of the rotating plate (304), the transmission frame (307) is rotatably mounted at one end of the mounting plate (301), the bevel gear strip (308) is fixedly mounted at the outer wall of the transmission frame (307), the transmission mounting frame (4) is fixedly mounted at one end of the heating conveying frame (3), the transmission mounting frame (4) is communicated with the heating conveying frame (3), the transmission frame (307) and the bevel gear strip (308) are located inside the transmission mounting frame (4), the first motor (401) is fixedly mounted at the outer wall of the transmission mounting frame (4), the output end of the first motor (401) extends to the inside of the transmission mounting frame (4), the bevel gear (402) is fixedly mounted at one end of the output end of the first motor (401), the bevel gear (402) is meshed with the bevel gear strip (308), the conveying pipe (403) is fixedly mounted at the inner wall of the transmission mounting frame (4), one end of the conveying pipe (403) extends to the outer wall of the transmission mounting frame (4), and the other end of the conveying pipe (403) is mounted at the inner wall of the mounting barrel (303).
2. The system for regenerating waste activated carbon by using waste heat of flue gas according to claim 1, wherein: annular slide rail has been seted up to mounting panel (301) one end, rotate board (302) rotate install in annular slide rail inner wall, first mounting groove has been seted up at mounting panel (301) one end center, second mounting groove has been seted up at rotation board (302) one end center, install section of thick bamboo (303) fixed mounting in second mounting groove cell wall, just install section of thick bamboo (303) with transport section of thick bamboo (304) are linked together, just install section of thick bamboo (303) are located inside the first mounting groove, transmission frame (307) one end rotate install in first mounting groove cell wall, transmission frame (307) are located one end of first mounting groove is located install section of thick bamboo (303) outer wall.
3. The system for regenerating waste activated carbon by using waste heat of flue gas according to claim 1, wherein: an annular groove is formed in one end of the inner wall of the mounting cylinder (303), a rotation limiting block (206) is fixedly arranged at one end of the outer wall of the conveying pipe (403), the rotation limiting block (206) is mounted on the groove wall of the annular groove in the inner wall of the mounting cylinder (303), and the mounting cylinder (303) is rotatably mounted on the outer wall of the conveying pipe (403) through the annular groove in the inner wall.
4. The system for regenerating waste activated carbon by using waste heat of flue gas according to claim 1, wherein: the utility model provides a furnace body (1) outer wall fixed mounting has mounting bracket (105), heat transfer subassembly includes heat transfer installing frame (2), heat transfer piece (201), flue gas transfer pipeline (202), fan (203), heat exchange tube (204) and connecting pipe (205), heat transfer installing frame (2) fixed mounting in mounting bracket (105) one end, a plurality of heat transfer piece (201) fixed mounting in heat transfer installing frame (2) inner wall, flue gas transfer pipeline (202) fixed mounting in heat transfer installing frame (2) top, just flue gas transfer pipeline (202) with heat transfer installing frame (2) are linked together, fan (203) fixed mounting in mounting bracket (105) top, fan (203) air outlet one end extends to inside heat transfer installing frame (2), heat exchange tube (204) fixed mounting in one end that fan (203) extend to inside heat transfer installing frame (2), connecting pipe (205) fixed mounting in heat transfer installing frame (2) one side, just connecting pipe (205) one end extends to inside installation frame (205) one end, connecting pipe (204) fixed mounting in heat exchange tube (2).
5. The system for regenerating waste activated carbon by utilizing waste heat of flue gas according to claim 4, wherein: notch has all been seted up to heat transfer piece (201) one end, heat exchange tube (204) are located the notch cell wall, connecting pipe (205) one end fixed mounting in conveyer pipe (403) one end, furnace body (1) top fixed mounting has blast pipe (107), blast pipe (107) one end fixed mounting in heat exchange mounting frame (2) one side, blast pipe (107) with heat exchange mounting frame (2) are inside to be linked together.
6. The system for regenerating waste activated carbon by using waste heat of flue gas according to claim 1, wherein: the utility model discloses a conveyer drum, including transport section of thick bamboo (304), transport section of thick bamboo (304) one end fixed mounting has fixed plate (5), fixed plate (5) one end fixed mounting has a plurality of slide bars (501), slide bar (501) outer wall slidable mounting has movable plate (504), equal fixed mounting of slide bar (501) one end has block piece (502), block piece (502) one side all fixed mounting has spring (503), spring (503) other end fixed mounting in movable plate (504), spring (503) are located and correspond slide bar (501) outer wall, movable plate (504) are located inside heating transport frame (3), heating transport frame (3) inner wall one end fixed has baffle ring (505), movable plate (504) are located baffle ring (505) one side.
7. The system for regenerating waste activated carbon by using waste heat of flue gas according to claim 1, wherein: the screening assembly comprises a screening installation frame (6), a second motor (601), an installation shaft (602), a second spiral plate (603) and a screening groove (604), wherein the screening installation frame (6) is fixedly installed on the outer wall of the heating conveying frame (3), the screening installation frame (6) is communicated with the inside of the heating conveying frame (3), the second motor (601) is fixedly installed on the top end of the screening installation frame (6), one end of an output end of the second motor (601) extends to the inside of the screening installation frame (6), the installation shaft (602) is fixedly installed on one end of an output end of the second motor (601), the second spiral plate (603) is fixedly installed on the outer wall of the installation shaft (602), a plurality of screening grooves (604) are formed in the outer wall of the second spiral plate (603), and the screening grooves (604) penetrate through the second spiral plate (603).
8. The system for regenerating waste activated carbon by utilizing waste heat of flue gas according to claim 7, wherein: the screening installation frame (6) outer wall has seted up bin outlet (605), bin outlet (605) one side fixed mounting has bin outlet (606), screening installation frame (6) outer wall fixed mounting has material loading frame (607), material loading frame (607) with screening installation frame (6) are inside to be linked together, bin outlet (606) are located material loading frame (607) top.
9. The system for regenerating waste activated carbon by using waste heat of flue gas according to claim 1, wherein: the utility model discloses a furnace body, including furnace body (1), furnace body (1) outer wall bottom fixed mounting has supporting leg (104), furnace body (1) inner wall fixed mounting has heating member (106), third motor (7) are installed to furnace body (1) bottom, third motor (7) output one end extends to inside furnace body (1), third motor (7) output one end fixed mounting has connecting axle (701), connecting axle (701) outer wall fixed mounting has a plurality of stirring pieces (702), furnace body (1) outer wall bottom fixed mounting has feed opening (101), feed opening (101) one end fixed mounting has the rotation seat, rotate seat outer wall rotation and install closing plate (103), furnace body (1) inner wall fixed mounting has baffle (703), baffle (703) with feed opening (101) position is corresponding.
10. A process for regenerating a waste activated carbon system by using residual heat of flue gas according to any one of claims 1 to 9, comprising the steps of:
s1, screening out waste activated carbon with larger caking through a second spiral plate (603) during feeding of the waste activated carbon;
s2, the waste activated carbon is pushed to be conveyed into the furnace body (1) through rotation of a first spiral plate (306) on the outer wall surface of the conveying cylinder (304) and simultaneously preheated;
s3, the waste activated carbon enters a furnace body (1) for high-temperature treatment.
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| CN202310320113.9A CN116371389A (en) | 2023-03-27 | 2023-03-27 | Waste activated carbon regeneration system and technology utilizing flue gas waste heat |
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Cited By (1)
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| CN117123203A (en) * | 2023-09-15 | 2023-11-28 | 江苏韬略环保科技有限公司 | Activated carbon regeneration treatment system and treatment process thereof |
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