CN118347002B - Organic waste gas treatment device and method with heat recovery function - Google Patents
Organic waste gas treatment device and method with heat recovery function Download PDFInfo
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- CN118347002B CN118347002B CN202410553205.6A CN202410553205A CN118347002B CN 118347002 B CN118347002 B CN 118347002B CN 202410553205 A CN202410553205 A CN 202410553205A CN 118347002 B CN118347002 B CN 118347002B
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- 239000007789 gas Substances 0.000 title claims abstract description 218
- 239000010815 organic waste Substances 0.000 title claims abstract description 76
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000011084 recovery Methods 0.000 title claims abstract description 17
- 239000002912 waste gas Substances 0.000 claims abstract description 85
- 238000012546 transfer Methods 0.000 claims abstract description 37
- 238000010438 heat treatment Methods 0.000 claims abstract description 29
- 230000005540 biological transmission Effects 0.000 claims description 39
- 238000010926 purge Methods 0.000 claims description 36
- 239000000919 ceramic Substances 0.000 claims description 26
- 238000002485 combustion reaction Methods 0.000 claims description 25
- 238000005192 partition Methods 0.000 claims description 24
- 238000000926 separation method Methods 0.000 claims description 17
- 238000003860 storage Methods 0.000 claims description 13
- 239000000446 fuel Substances 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 9
- 238000009423 ventilation Methods 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 238000012544 monitoring process Methods 0.000 claims description 7
- 238000007254 oxidation reaction Methods 0.000 claims description 7
- 238000010408 sweeping Methods 0.000 claims description 7
- 239000000523 sample Substances 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 2
- 238000007664 blowing Methods 0.000 claims 4
- 238000005303 weighing Methods 0.000 claims 1
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000009825 accumulation Methods 0.000 abstract 3
- 238000005338 heat storage Methods 0.000 description 11
- 238000000746 purification Methods 0.000 description 4
- 238000007084 catalytic combustion reaction Methods 0.000 description 3
- 239000000567 combustion gas Substances 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
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- 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
- F23G7/061—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating
- F23G7/065—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel
- F23G7/066—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel preheating the waste gas by the heat of the combustion, e.g. recuperation type incinerator
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
- F23G5/027—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage
- F23G5/0273—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage using indirect heating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
- F23G5/46—Recuperation of heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/50—Control or safety arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Processing Of Solid Wastes (AREA)
- Incineration Of Waste (AREA)
Abstract
The invention belongs to the technical field of environmental protection equipment, and particularly relates to an organic waste gas treatment device and method with a heat recovery function, wherein the device comprises an organic waste gas treatment module and a waste gas conveying path switching module; the organic waste gas treatment module comprises a heat transfer box body and a heating box body. According to the invention, the heat accumulation area and the heat release area are respectively used for absorbing the heat of the purified gas and heating the heat of the waste gas, and the heat accumulation area and the heat release area can be switched by the waste gas conveying path switching module, so that the heat accumulation area after absorbing the purified gas can be used for heating the heat of the waste gas, the heat recovery is realized, the heat of the purified gas is reduced, and the purified gas can reach the emission standard.
Description
Technical Field
The invention belongs to the technical field of environmental protection equipment, and particularly relates to an organic waste gas treatment device and method with a heat recovery function.
Background
A large amount of organic waste gas can be generated in the production process of industries such as chemical industry, petrochemical industry, coating and the like, and particularly, the waste gas contains a plurality of carbon-hydrogen-containing organic matters which can cause harm to the environment and human health, the organic waste gas can be discharged after being treated to reach the standard, the treatment methods of the organic waste gas are various, the technologies such as an activated carbon adsorption method, catalytic combustion, a washing tower absorption and the like are adopted, the selection of the methods depends on specific waste gas components, concentrations and discharge standards, and the catalytic combustion is carried out by heating or combusting the organic waste gas to oxidize harmful matters contained in the organic waste gas to reach the discharge standards;
However, the existing organic waste gas treatment device adopting the catalytic combustion treatment method can heat waste gas when treating the waste gas, which can make the temperature of the treated clean gas too high to reach the emission standard.
Disclosure of Invention
The invention aims to provide an organic waste gas treatment device with a heat recovery function and a method thereof, wherein the heat storage area and the heat release area are respectively used for absorbing heat of purified gas and heating heat of waste gas, and the heat storage area and the heat release area can be switched by the waste gas conveying path switching module, so that the heat storage area after absorbing the purified gas can be used for heating heat of the waste gas, thereby not only playing a role in heat recovery, but also reducing the heat of the purified gas, and the purified gas can reach emission standards.
The technical scheme adopted by the invention is as follows:
The organic waste gas treatment device with the heat recovery function comprises an organic waste gas treatment module and a waste gas conveying path switching module, wherein the waste gas conveying path switching module is arranged at the bottom of the organic waste gas treatment module, a supporting base is fixed at the bottom of the waste gas conveying path switching module, and a gas conveying module is arranged at one side of the waste gas conveying path switching module;
the organic waste gas treatment module comprises a heat transfer box body and a heating box body, wherein a first partition plate is fixed at the top of the heat transfer box body, the heating box body is fixed at the top of the first partition plate, a connecting box is arranged at the bottom of the heat transfer box body, the waste gas conveying path switching module is fixed at the bottom of the connecting box, a second partition plate is fixed in the middle parts of the heat transfer box body and the inside of the connecting box body, the inside of the heat transfer box body is divided into two partition cavities by the second partition plate, and ceramic media are arranged in the two partition cavities;
The waste gas conveying path switching module comprises a gas conveying box, a top cover is fixed at the top of the gas conveying box, the top cover is fixed with the bottom of a connecting box, a first vent hole is formed in the middle of the connecting end of the connecting box and the top cover, and second vent holes are formed in the connecting position of the connecting box and the top cover and in the two sides of the first vent hole.
In a preferred scheme, the waste gas conveying path switching module further comprises a fixed inner box, the fixed inner box is fixed at the bottom inside the gas transmission box, a connecting plate is fixed at the top of the fixed inner box, the top of the connecting plate is rotationally connected with a rotary inner box, one side of the top of the rotary inner box is provided with a third vent, and the other side of the top of the rotary inner box is provided with an inclined surface.
In a preferred scheme, driving motor is installed to the inner wall of gas transmission case, driving gear is fixed with to driving motor's output, driven ring gear is installed to the outside of rotatory inner box bottom, driving gear and driven ring gear meshing are connected.
In a preferred scheme, the gas delivery module includes the connecting pipe, the outside at the gas transmission case is fixed to the fixing of connecting pipe, the one end of connecting pipe is fixed with the second gas-supply pipeline, the one end of second gas-supply pipeline is fixed with first gas-supply pipeline, the inside of first gas-supply pipeline and second gas-supply pipeline is fixed with the division board, separate clean gas transfer channel and waste gas transfer channel through the division board between first gas-supply pipeline, second gas-supply pipeline and the connecting pipe, the outside of fixed inner box is fixed with communicating pipe, communicating pipe and waste gas transfer channel intercommunication, clean gas transfer channel and gas transmission case intercommunication.
In a preferred scheme, the mid-mounting of gas transmission case has the purge pipe, the purge pipe is located the middle part of fixed inner box, connecting plate and rotatory inner box, the purge pipe is connected with first air vent, the exhaust pipe is installed to the bottom of purge pipe.
In a preferred scheme, the bottom of link box is installed and is swept the module, it includes and sweeps route switching piece and second electric putter to sweep the module, it fixes the bottom at the second baffle middle part to sweep the route switching piece, it is fixed with first electric putter to sweep the bottom of route switching piece and sweep the pipeline intercommunication, the top of route switching piece both sides is fixed with first electric putter, first electric putter's output is fixed with first shrouding, first shrouding is located the both sides of sweeping the route switching piece and with sweep route switching piece sliding connection, second electric putter has two, two second electric putter installs respectively at the inside both ends of link box, second electric putter's output is fixed with the second shrouding, the second shrouding is used for sealing the second ventilation hole.
In a preferred scheme, the guardrail is installed at the top of the organic waste gas treatment module and is located at one side of the combustion module, a ladder is installed at one end of the guardrail, and a falling prevention fence is installed at one side of the ladder.
In a preferred scheme, the top of heating box is fixed with the roof, the combustion module is installed at the top of roof, one side of combustion module is provided with burning control panel, the combustion module includes the combustion equipment casing, the top at the roof is fixed to the combustion equipment casing, the inside of combustion equipment casing is fixed with fuel storage equipment, fuel delivery pipe is installed to fuel storage equipment's one end, be provided with electric valve on the fuel delivery pipe, the one end of fuel delivery pipe is fixed with the igniter, the furnace end is installed to the bottom of igniter and the below that is located the roof.
In a preferred scheme, the heating box body and the purified gas conveying channel are internally provided with high-temperature monitoring probes.
The organic waste gas treatment method, which is applied to the organic waste gas treatment device with the heat recovery function, comprises the following steps:
Step one, conveying organic waste gas, namely conveying the organic waste gas into one of the separation cavities of the heat transfer box body through a waste gas conveying channel, and heating the organic waste gas by absorbing heat released by a ceramic medium in the separation cavity through the separation cavities;
step two, the organic waste gas is further heated, the heated organic waste gas is conveyed to a heating box body, and a combustion module is started to further raise the temperature of the organic waste gas to the required reaction temperature;
Step three, organic waste gas reacts at high temperature, waste gas heated to the temperature required by the reaction is subjected to oxidation reaction with oxygen to be decomposed into harmless substances, and the waste gas is purified;
Step four, conveying the purified gas, conveying the high-temperature purified gas into the other compartment of the heat transfer box body, contacting with a ceramic medium in the compartment, and absorbing and storing heat in the high-temperature purified gas by the ceramic medium;
Step five, discharging the purified gas, wherein the purified gas reaches the discharge temperature after absorbing heat and reducing temperature through a ceramic medium and is discharged into the atmosphere along a purified gas conveying channel;
Step six, purging waste gas, namely, a small amount of flowing air is connected from the outside, and the flowing air is conveyed along one of the separation cavities of the heat transfer box body and is conveyed to an exhaust pipeline by a purging pipeline to be discharged;
Step seven, switching the separation cavities, switching the flow paths of the waste gas, conveying the waste gas into the other separation cavity of the heat transfer box body, and absorbing heat stored by the ceramic medium in the previous operation stage to raise the temperature;
and step eight, repeating the second step to the seventh step.
The invention has the technical effects that:
According to the invention, the waste gas and the high-temperature purified air are conveyed through the two separation cavities in the organic waste gas treatment module, and the flow paths of the waste gas can be switched, so that the heat stored by the ceramic medium arranged in the separation cavities when the high-temperature purified air flows through can be used for preheating the waste gas after the flow paths of the waste gas are switched, the heat energy can be effectively recycled, and meanwhile, the temperature of the purified air can be reduced;
according to the invention, the rotatable inner box arranged in the waste gas conveying path switching module is used for switching the conveying path of waste gas, so that valve control is not needed during switching, and air pressure fluctuation of upstream equipment is avoided;
according to the invention, the purging module and the purging pipeline positioned in the middle of the waste gas conveying path switching module are matched for use, so that external air can be introduced before the next purification process, and the air flows along the path through which waste gas flows, so that residual waste gas in the organic waste gas treatment module is blown out, and waste gas pollution and purification gas caused by waste gas conveying path switching in the next process are avoided.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram showing the connection between the exhaust gas transfer path switching module and the gas transfer module according to the present invention;
FIG. 3 is a schematic cross-sectional view of an exhaust gas delivery path switching module according to the present invention;
FIG. 4 is a schematic cross-sectional view of a gas delivery module of the present invention;
FIG. 5 is a schematic cross-sectional view of the organic waste gas treatment module and the combustion module according to the present invention;
FIG. 6 is a schematic view of the internal complex structure of the organic waste gas treatment module of the present invention;
FIG. 7 is a schematic sectional view showing a partial structure of an organic exhaust gas treatment module according to the present invention;
fig. 8 is a flow chart of the organic exhaust gas treatment method of the present invention.
In the drawings, the list of components represented by the various numbers is as follows:
1. An organic waste gas treatment module; 2. an exhaust gas transmission path switching module; 3. a gas delivery module; 4. a combustion module; 5. guard bars; 6. a ladder; 7. an anti-falling fence; 8. a support base; 9. a purging module; 11. a heat transfer box; 12. heating the box body; 13. a first separator; 14. a connection box; 15. a second separator; 16. a top plate; 17. a ceramic medium; 21. a gas transfer box; 22. a top cover; 23. fixing the inner box; 24. a connecting plate; 25. rotating the inner box; 26. purging the pipeline; 27. a driving motor; 28. a drive gear; 29. a driven gear ring; 31. a first gas transmission pipeline; 32. a second gas transmission pipeline; 33. a connecting pipe; 34. a partition plate; 35. a purge gas delivery passage; 36. an exhaust gas delivery passage; 37. an exhaust duct; 38. a communicating pipe; 41. a combustion apparatus housing; 42. a fuel storage device; 43. a gas delivery pipe; 44. an igniter; 45. a burner; 46. an electric valve; 91. a purge path switching member; 92. a first electric push rod; 93. a first sealing plate; 94. a second electric push rod; 95. and a second sealing plate.
Detailed Description
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present invention is not limited to the specific embodiments disclosed below.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the invention. The appearances of the phrase "in one preferred embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
In describing the embodiments of the present invention in detail, the cross-sectional view of the device structure is not partially enlarged to a general scale, and the schematic drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.
Example 1
Referring to fig. 1-7, a first embodiment of the present invention provides an organic waste gas treatment device and method with heat recovery function, comprising an organic waste gas treatment module 1 and a waste gas conveying path switching module 2, wherein the waste gas conveying path switching module 2 is installed at the bottom of the organic waste gas treatment module 1, a support base 8 is fixed at the bottom of the waste gas conveying path switching module 2, a gas conveying module 3 is installed at one side of the waste gas conveying path switching module 2, a guardrail 5 is installed at the top of the organic waste gas treatment module 1 and at one side of the combustion module 4, a ladder 6 is installed at one end of the guardrail 5, and a falling preventing rail 7 is installed at one side of the ladder 6;
The organic waste gas treatment module 1 comprises a heat transfer box 11 and a heating box 12, wherein a first partition plate 13 is fixed at the top of the heat transfer box 11, the heating box 12 is fixed at the top of the first partition plate 13, a connecting box 14 is arranged at the bottom of the heat transfer box 11, the waste gas conveying path switching module 2 is fixed at the bottom of the connecting box 14, a second partition plate 15 is fixed at the middle parts of the interiors of the heat transfer box 11 and the connecting box 14, the interior of the heat transfer box 11 is divided into two partition cavities by the second partition plate 15, and ceramic media 17 are arranged in the two partition cavities;
The exhaust gas conveying path switching module 2 comprises a gas conveying box 21, a top cover 22 is fixed at the top of the gas conveying box 21, the top cover 22 is fixed with the bottom of the connecting box 14, a first vent hole is formed in the middle of the connecting end of the connecting box 14 and the top cover 22, and second vent holes are formed in the connecting position of the connecting box 14 and the top cover 22 and located on two sides of the first vent hole.
In the above, one of the two compartments separated by the second partition plate 15 is the heat storage compartment, the other is the heat release compartment, when organic waste gas enters the heat release compartment, the organic waste gas is preheated by the ceramic medium 17 arranged in the heat storage compartment, and is transported to the heating box 12 to be secondarily heated to reach the oxidation condition for purification, the purified gas enters the heat storage cavity, when the high-temperature purified gas passes through the ceramic medium 17, heat is reserved on the ceramic medium 17 for heat storage, the heat of the purified gas is reduced, the heat storage cavity and the heat insulation wall are switched in the treatment process of the next waste gas, the waste gas is preheated by the heat storage ceramic medium 17, the heat transfer is completed, the effect of recovering the heat energy is achieved, and the energy efficiency and the operation cost can be effectively improved.
In a preferred embodiment, referring to fig. 2 and 3 together, the exhaust gas transmission path switching module 2 further includes a fixed inner case 23, the fixed inner case 23 is fixed at the bottom inside the gas transmission case 21, a connecting plate 24 is fixed at the top of the fixed inner case 23, a rotating inner case 25 is rotatably connected to the top of the connecting plate 24, a third vent is provided at one side of the top of the rotating inner case 25, and an inclined surface is provided at the other side of the top of the rotating inner case 25.
In the above, one gas cavity is formed before the fixed inner box 23 and the rotating inner box 25, and the other gas cavity is formed inside the gas transmission box 21 and outside the fixed inner box 23 and the rotating inner box 25, the two gas cavities are respectively connected with the two second ventilation holes, and the two gas cavities can adjust the connection relationship between the third ventilation hole and the two second ventilation holes by controlling the rotating inner box 25 to rotate, and the waste gas flow path during waste gas treatment can be realized by switching the connection between the two gas cavities and the second ventilation holes, so that the recycling of heat energy can be realized.
Next, referring to fig. 3 again, a driving motor 27 is mounted on the inner wall of the gas transmission box 21, a driving gear 28 is fixed at the output end of the driving motor 27, a driven gear ring 29 is mounted on the outer side of the bottom of the rotary inner box 25, and the driving gear 28 is meshed with the driven gear ring 29.
When the rotation of the rotary inner box 25 is controlled, the driving gear 28 is controlled to rotate by the driving motor 27, the driven gear ring 29 is driven to rotate when the driving gear 28 rotates, the rotary inner box 25 is driven to rotate on the connecting plate 24, and the position of the third air vent is changed, so that the flow path switching of the organic waste gas is completed.
Still further, referring to fig. 2 and 4 together, the gas delivery module 3 includes a connection pipe 33, the connection pipe 33 is fixed on the outer side of the gas delivery tank 21, a second gas delivery pipe 32 is fixed at one end of the connection pipe 33, a first gas delivery pipe 31 is fixed at one end of the second gas delivery pipe 32, partition plates 34 are fixed inside the first gas delivery pipe 31 and the second gas delivery pipe 32, a purge gas delivery channel 35 and an exhaust gas delivery channel 36 are partitioned between the first gas delivery pipe 31, the second gas delivery pipe 32 and the connection pipe 33 by the partition plates 34, a communication pipe 38 is fixed on the outer side of the fixed inner tank 23, the communication pipe 38 is communicated with the exhaust gas delivery channel 36, and the purge gas delivery channel 35 is communicated with the gas delivery tank 21.
In the above, the shape of the first gas transmission pipe 31 is L-shaped, wherein the bottom of the first gas transmission pipe 31 is an input end of organic waste gas, the top of the first gas transmission pipe 31 is an exhaust end of clean gas, the waste gas transmission channel 36 is disposed at the bottom of the first gas transmission pipe 31, the clean gas transmission channel 35 is disposed at the top of the first gas transmission pipe 31, the clean gas transmission channel 35 and the waste gas transmission channel 36 are separated by the partition 34, the organic waste gas is transmitted from the waste gas transmission channel 36 at the bottom of the first gas transmission pipe 31 to one of the gas cavities inside the waste gas transmission path switching module 2, and is transmitted to the other gas cavity inside the waste gas transmission path switching module 2 after entering the organic waste gas treatment module 1 and being purified, and the other gas cavity is connected with the clean gas transmission channel 35, and the purified clean gas is discharged into the atmosphere through the clean gas transmission channel 35.
Further, referring to fig. 4 again, a purge pipe 26 is installed in the middle of the gas transmission tank 21, the purge pipe 26 is located in the middle of the fixed inner tank 23, the connection plate 24 and the rotating inner tank 25, the purge pipe 26 is connected with the first vent hole, and an exhaust pipe 37 is installed at the bottom of the purge pipe 26.
In this embodiment, when one operation stage is completed, a small amount of air is introduced into the organic waste gas treatment module 1, so that the air flows through the heat storage compartment of the heated waste gas, and the waste gas remained in the heat storage compartment is blown into the purge pipe 26 and discharged from the exhaust pipe 37, so that the clean gas is prevented from being polluted by the waste gas remained after the two compartments are switched.
Next, please refer to fig. 6 and 7 together, the bottom of the connection box 14 is provided with the purge module 9, the purge module 9 includes a purge path switching member 91 and a second electric push rod 94, the purge path switching member 91 is fixed at the bottom of the middle part of the second partition 15, the bottom of the purge path switching member 91 is communicated with the purge pipe 26, the top of two sides of the purge path switching member 91 is fixed with a first electric push rod 92, the output end of the first electric push rod 92 is fixed with a first sealing plate 93, the first sealing plate 93 is located at two sides of the purge path switching member 91 and is slidingly connected with the purge path switching member 91, two second electric push rods 94 are respectively installed at two ends of the inside of the connection box 14, the output end of the second electric push rod 94 is fixed with a second sealing plate 95, and the second sealing plate 95 is used for sealing the second ventilation hole.
In this embodiment, when carrying out waste gas and sweeping, promote the removal of second shrouding 95 through second electric putter 94 for second shrouding 95 seals the second ventilation hole, and carries out the regional control first shrouding 93 of sweeping as required and rise, makes the regional and the sweeping pipeline 26 intercommunication of sweeping, lets in the air in the organic waste gas treatment module 1 this moment, and the air can flow to sweeping pipeline 26 department along organic waste gas treatment module 1 inside, blows off the remaining waste gas in the organic waste gas treatment module 1, avoids the compartment switching to cause the clean gas pollution.
Still further, referring to fig. 5 again, the top of the heating box 12 is fixed with a top plate 16, the top of the top plate 16 is provided with a combustion module 4, one side of the combustion module 4 is provided with a combustion control panel, the combustion module 4 comprises a combustion device housing 41, the combustion device housing 41 is fixed at the top of the top plate 16, a fuel storage device 42 is fixed in the combustion device housing 41, one end of the fuel storage device 42 is provided with a gas delivery pipe 43, the gas delivery pipe 43 is provided with an electric valve 46, one end of the gas delivery pipe 43 is fixed with an igniter 44, and a burner 45 is installed at the bottom end of the igniter 44 and below the top plate 16.
In the above, when the high-temperature purification is performed, the electric valve 46 is opened, so that the combustion gas in the fuel storage device 42 is sent to the igniter 44, the igniter 44 ignites the combustion gas, the combustion gas is ejected from the burner 45 to burn in the heating box 12, and the exhaust gas in the heating box 12 is heated, so that the oxidation reaction of the exhaust gas is performed to be purified.
Further, the heating box 12 and the purge gas delivery passage 35 are both provided with high temperature monitoring probes.
The high temperature monitoring probe arranged in the heating box 12 is used for monitoring the reaction temperature of the waste gas in the heating box 12, so that the over-high temperature and the over-low temperature are avoided, the temperature is favorably regulated in real time, and the high temperature monitoring probe arranged in the purified gas conveying channel 35 is used for monitoring whether the purified gas discharged into the atmosphere reaches the discharge standard.
Example 2
Referring to fig. 8, a second embodiment of the present invention is based on the first embodiment, and provides a method for treating organic waste gas, which includes the following steps:
Step one, conveying organic waste gas, wherein the organic waste gas is conveyed into one of the compartments of the heat transfer box 11 through a waste gas conveying channel 36, and the organic waste gas flows through the compartment to absorb heat released by the ceramic medium 17 in the compartment to raise the temperature;
Step two, the organic waste gas is further heated, the heated organic waste gas is conveyed to a heating box 12, and a combustion module 4 is started to further raise the temperature of the organic waste gas to the required reaction temperature;
Step three, organic waste gas reacts at high temperature, waste gas heated to the temperature required by the reaction is subjected to oxidation reaction with oxygen to be decomposed into harmless substances, and the waste gas is purified;
step four, conveying the purified gas, namely conveying the high-temperature purified gas into the other compartment of the heat transfer box 11, contacting with the ceramic medium 17 in the compartment, and absorbing and storing heat in the high-temperature purified gas by the ceramic medium 17;
step five, the purified gas is discharged, and the purified gas reaches the discharge temperature after absorbing heat and reducing temperature through the ceramic medium 17 and is discharged into the atmosphere along the purified gas conveying channel 35;
step six, purging the waste gas, namely, a small amount of flowing air is introduced from the outside, is conveyed along one of the separation cavities of the heat transfer box 11, and is conveyed to the exhaust pipeline 37 by the purging pipeline 26 to be discharged;
Step seven, switching the separation chamber, switching the flow path of the waste gas, conveying the waste gas into the other separation chamber of the heat transfer box 11, and absorbing the heat stored by the ceramic medium 17 in the previous operation stage to raise the temperature;
and step eight, repeating the second step to the seventh step.
The working principle of the invention is as follows: when purifying organic waste gas, through carrying organic waste gas to waste gas delivery path switching module 2, and carry to the inside exothermic compartment of organic waste gas treatment module 1 through waste gas delivery path switching module 2, make organic waste gas preheat, the waste gas after preheating continues to carry and can carry in heating box 12, and heat organic waste gas to oxidation temperature and oxidation organic waste gas through combustion module 4, make organic waste gas obtain purifying, the gas after purifying continues to carry and can carry to the thermal storage compartment, ceramic medium 17 that sets up in the thermal storage compartment can absorb the heat of high temperature purifying gas, and store the heat, when carrying out next process, control rotatory inner box 25 is rotatory certain angle, after rotatory, organic waste gas can get into the thermal storage compartment of last process through waste gas delivery path switching module 2, this moment, the thermal storage compartment of last process then is used for the preheating of waste gas, the same can get into the exothermic release of last process after obtaining purifying, this moment, ceramic medium 17 in the last process then can absorb the thermal storage compartment in the purifying gas and can absorb the heat of purifying gas and can not rotate the compartment and switch over through the rotatory compartment and can realize the thermal energy and sweep the thermal energy and pollute the function before the waste gas, simultaneously, can be reduced and the heat energy is recovered and polluted simultaneously, the waste gas is guaranteed, and the heat can be recovered to the heat effectively be removed.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.
Claims (7)
1. An organic waste gas treatment device with heat recovery function, characterized in that: the device comprises an organic waste gas treatment module (1) and a waste gas conveying path switching module (2), wherein the waste gas conveying path switching module (2) is arranged at the bottom of the organic waste gas treatment module (1), a supporting base (8) is fixed at the bottom of the waste gas conveying path switching module (2), and a gas conveying module (3) is arranged at one side of the waste gas conveying path switching module (2);
The organic waste gas treatment module (1) comprises a heat transfer box body (11) and a heating box body (12), a first partition board (13) is fixed at the top of the heat transfer box body (11), the heating box body (12) is fixed at the top of the first partition board (13), a connecting box (14) is installed at the bottom of the heat transfer box body (11), the waste gas conveying path switching module (2) is fixed at the bottom of the connecting box (14), a second partition board (15) is fixed in the middle of the interiors of the heat transfer box body (11) and the connecting box (14), the interiors of the heat transfer box body (11) are separated into two partition boards through the second partition board (15), and ceramic mediums (17) are installed in the two partition boards;
The waste gas conveying path switching module (2) comprises a gas conveying box (21), wherein a top cover (22) is fixed at the top of the gas conveying box (21), the top cover (22) is fixed with the bottom of a connecting box (14), a first vent hole is formed in the middle of the connecting end of the connecting box (14) and the top cover (22), and second vent holes are formed in the connecting position of the connecting box (14) and the top cover (22) and located on two sides of the first vent hole;
The waste gas conveying path switching module (2) further comprises a fixed inner box (23), the fixed inner box (23) is fixed at the bottom of the inside of the gas conveying box (21), a connecting plate (24) is fixed at the top of the fixed inner box (23), a rotary inner box (25) is rotatably connected to the top of the connecting plate (24), a third vent is formed in one side of the top of the rotary inner box (25), and an inclined surface is formed in the other side of the top of the rotary inner box (25);
A driving motor (27) is mounted on the inner wall of the gas transmission box (21), a driving gear (28) is fixed at the output end of the driving motor (27), a driven gear ring (29) is mounted on the outer side of the bottom of the rotary inner box (25), and the driving gear (28) is in meshed connection with the driven gear ring (29);
The gas delivery module (3) comprises a connecting pipe (33), the outside at gas transmission case (21) is fixed to connecting pipe (33), the one end of connecting pipe (33) is fixed with second gas transmission pipeline (32), the one end of second gas transmission pipeline (32) is fixed with first gas transmission pipeline (31), the inside of first gas transmission pipeline (31) and second gas transmission pipeline (32) is fixed with division board (34), separate out clean gas delivery channel (35) and waste gas delivery channel (36) through division board (34) between first gas transmission pipeline (31), second gas transmission pipeline (32) and connecting pipe (33), the outside of fixed inner box (23) is fixed with communicating pipe (38), communicating pipe (38) and waste gas delivery channel (36) intercommunication, clean gas delivery channel (35) and gas transmission case (21) intercommunication.
2. An organic exhaust gas treatment device with heat recovery function according to claim 1, characterized in that: the middle part of gas transmission case (21) is installed and is swept pipeline (26), it is located the middle part of fixed inner box (23), connecting plate (24) and rotatory inner box (25) to sweep pipeline (26), it is connected with first air vent to sweep pipeline (26), exhaust duct (37) are installed to the bottom of sweeping pipeline (26).
3. An organic exhaust gas treatment device with heat recovery function according to claim 2, characterized in that: the utility model provides a purge module (9) is installed to the bottom of connection box (14), purge module (9) are including blowing route switchover piece (91) and second electric putter (94), it fixes the bottom at second baffle (15) middle part to blow route switchover piece (91), the bottom and the purge pipeline (26) intercommunication of blowing route switchover piece (91), the top of blowing route switchover piece (91) both sides is fixed with first electric putter (92), the output of first electric putter (92) is fixed with first shrouding (93), first shrouding (93) are located the both sides of blowing route switchover piece (91) and with blow route switchover piece (91) sliding connection, second electric putter (94) have two, two second electric putter (94) are installed respectively at the inside both ends of connection box (14), the output of second electric putter (94) is fixed with second shrouding (95), second shrouding (95) are used for sealing the second ventilation hole.
4. An organic exhaust gas treatment device with heat recovery function according to claim 1, characterized in that: guardrail (5) are installed at organic exhaust-gas treatment module (1) top and are located one side of burning module (4), ladder (6) are installed to one end of guardrail (5), prevent weighing down fence (7) are installed to one side of ladder (6).
5. An organic exhaust gas treatment device with heat recovery function according to claim 1, characterized in that: the top of heating box (12) is fixed with roof (16), combustion module (4) are installed at the top of roof (16), one side of combustion module (4) is provided with burning control panel, combustion module (4) are including burning equipment casing (41), burning equipment casing (41) are fixed at the top of roof (16), the inside of burning equipment casing (41) is fixed with fuel storage equipment (42), gas conveyer pipe (43) are installed to the one end of fuel storage equipment (42), be provided with electric valve (46) on gas conveyer pipe (43), the one end of gas conveyer pipe (43) is fixed with ignites ware (44), the bottom of igniting ware (44) just is located the below of roof (16) and installs furnace end (45).
6. An organic exhaust gas treatment device with heat recovery function according to claim 1, characterized in that: high-temperature monitoring probes are arranged in the heating box body (12) and the purified gas conveying channel (35).
7. An organic waste gas treatment method, to which the organic waste gas treatment device with a heat recovery function according to any one of claims 1 to 6 is applied, characterized in that: the method comprises the following steps:
step one, conveying organic waste gas, wherein the organic waste gas is conveyed into one of the separation cavities of the heat transfer box body (11) through a waste gas conveying channel (36), and the organic waste gas flows through the separation cavities to absorb heat released by a ceramic medium (17) in the separation cavities to raise the temperature;
step two, the organic waste gas is further heated, the heated organic waste gas is conveyed to a heating box body (12), and a combustion module (4) is started to further raise the temperature of the organic waste gas to the required reaction temperature;
Step three, organic waste gas reacts at high temperature, waste gas heated to the temperature required by the reaction is subjected to oxidation reaction with oxygen to be decomposed into harmless substances, and the waste gas is purified;
Step four, conveying the purified gas, conveying the high-temperature purified gas into the other compartment of the heat transfer box body (11), contacting with a ceramic medium (17) in the compartment, and absorbing and storing heat in the high-temperature purified gas by the ceramic medium (17);
step five, discharging the purified gas, wherein the purified gas reaches the discharge temperature after absorbing heat and reducing temperature through a ceramic medium (17) and is discharged into the atmosphere along a purified gas conveying channel (35);
Step six, purging waste gas, namely, a small amount of flowing air is connected from the outside, and the flowing air is conveyed along one of the separation cavities of the heat transfer box body (11) and is conveyed to an exhaust pipeline (37) through a purging pipeline (26) to be discharged;
Step seven, switching the separation cavities, switching the flow paths of the waste gas, conveying the waste gas into the other separation cavity of the heat transfer box body (11), and absorbing the heat stored by the ceramic medium (17) in the previous operation stage to raise the temperature;
and step eight, repeating the second step to the seventh step.
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| JP2014016046A (en) * | 2012-07-05 | 2014-01-30 | Taikisha Ltd | Operation method of heat storage type gas treatment device, and heat storage type gas treatment device |
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| JP2007183019A (en) * | 2006-01-04 | 2007-07-19 | Takuma Co Ltd | Heat storage type deodorizing device |
| CN201885242U (en) * | 2010-12-01 | 2011-06-29 | 上海同利环境科技有限公司 | Organic waste gas heat accumulating type thermodynamic combustion purifying device |
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