CN115727335B - Plasma tail gas treatment device with energy recovery function - Google Patents
Plasma tail gas treatment device with energy recovery function Download PDFInfo
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- CN115727335B CN115727335B CN202211425416.9A CN202211425416A CN115727335B CN 115727335 B CN115727335 B CN 115727335B CN 202211425416 A CN202211425416 A CN 202211425416A CN 115727335 B CN115727335 B CN 115727335B
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Abstract
The invention relates to the technical field of waste gas treatment, in particular to a plasma tail gas treatment device with an energy recovery function, which comprises a water tank, a cooling cavity, a transduction mechanism, a reaction cavity, a plasma emitter, a spray tower and a CDA air supply disc, wherein an air inlet chamber and an air outlet chamber are arranged at the upper end of the inside of the water tank, a water storage chamber is arranged at the lower end of the inside of the water tank, the cooling cavity is arranged above the air inlet chamber, and the spray tower is arranged above the air outlet chamber.
Description
Technical Field
The invention relates to the technical field of waste gas treatment, in particular to a plasma tail gas treatment device with an energy recovery function.
Background
Along with the increasing severity of environmental pollution and the deep penetration of environmental protection concepts, the environmental protection regulations in China are more and more sound, the requirements on tail gas treatment technology are also higher and higher, and at present, tail gas is treated in the market by means of condensation methods, absorption methods, combustion methods, catalytic methods, adsorption methods and the like, wherein in the photovoltaic industry, the emission of waste gases such as silane, phosphane and the like is quite large, and enterprises for improving the treatment efficiency begin to treat the waste gases by adopting plasma high-temperature flame combustion waste gases.
The plasma tail gas treatment device on the market at present has the following problems in the use process: firstly, the heat of the burnt waste gas is difficult to reasonably utilize, so that energy waste is caused, and the method runs counter to the national advocated energy saving and emission reduction directions; secondly, a large amount of oxygen is required to be conveyed into the reaction cavity when the plasma tail gas treatment device works each time, but the effective utilization rate of the oxygen is difficult to ensure, and a large part of oxygen flows away along with the burnt waste gas, so that the cost is increased; thirdly, the burnt waste gas generally carries more large-particle solid impurities, but the existing plasma tail gas treatment device cannot effectively treat the particle impurities, and if the particle impurities enter cooling water, the cooling water is easy to pollute, so that the subsequent cooling process is influenced.
Disclosure of Invention
The invention aims to provide a plasma tail gas treatment device with an energy recovery function so as to solve the problems in the background art.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a plasma tail gas processing apparatus with energy recovery function, plasma tail gas processing apparatus includes water tank, cooling chamber, transduction mechanism, reaction chamber, plasma emitter, spray column and CDA air feed tray, the inside upper end of water tank is provided with inlet chamber and air outlet chamber, the inside lower extreme of water tank is provided with the water storage chamber, the top of inlet chamber is provided with the cooling chamber, the top of air outlet chamber is provided with the spray column, CDA air feed tray, reaction chamber and plasma emitter are installed in proper order in the top of cooling chamber from bottom to top, CDA air feed tray is used for supplying oxygen to the reaction chamber, the reaction chamber is used for carrying out combustion treatment to waste gas, plasma emitter is used for producing plasma high temperature flame and is located the waste gas combustion treatment of reaction chamber inside, the spray column is used for filtering the washing to waste gas, transduction mechanism sets up the outside in the cooling chamber, the inside of inlet chamber is provided with self-cleaning mechanism, the one end of transduction mechanism is connected with the cooling chamber, transduction mechanism's the other end is connected with self-cleaning mechanism, the cooling chamber is provided with first self-cleaning mechanism and self-cleaning mechanism, cooling mechanism and the cooling chamber have the first cooling chamber and the cooling chamber have the self-cleaning function that the first cooling mechanism is provided with the self-cleaning mechanism in the cooling chamber.
The reaction chamber and the plasma emitter are the working foundation of the invention, before working, the CDA air supply disc is connected with an external air supply system, then the first cooling pipe and the second cooling pipe are connected with the water storage chamber through the circulating pump and the water pipe, cooling water is filled in the water storage chamber, during working, waste gas to be treated is input into the reaction chamber through the air inlet pipe, then the plasma emitter is started, plasma high-temperature flame is generated through the plasma emitter to burn the waste gas input into the reaction chamber, then the burnt waste gas can enter the cooling chamber downwards, the cooling water in the first cooling chamber cools the waste gas, the excessive heat absorbed by the first cooling chamber is prevented from burning harmful workers on the outer wall of the cooling chamber through the second cooling chamber, after cooling, the waste gas continues to flow into the air inlet chamber, some solid particles in the waste gas are removed through the self-cleaning mechanism, and the solid particles in the waste gas are prevented from entering the cooling water, so that the cooling water is polluted.
Further, a temperature difference piece is arranged on the inner wall, close to the first cooling chamber, of the second cooling chamber, an energy storage chamber is arranged below the water storage chamber, an electric storage device is arranged in the energy storage chamber, and the temperature difference piece is connected with the electric storage device.
In the invention, the flow speed of cooling water in the second cooling chamber is larger than that in the first cooling chamber, meanwhile, the first cooling chamber is close to the exhaust gas, and in the working process, the temperature in the second cooling chamber is smaller than that in the first cooling chamber, so that potential difference can occur at two ends of the temperature difference piece, thereby supplying energy to the power storage device, and realizing the purpose of energy recycling.
Further, the inside air passage that is provided with of CDA air feed tray, the one end that is close to the reaction chamber of cooling chamber inside is provided with the frame that converges, the one end that is close to the reaction chamber of frame that converges is provided with the blast pipe, the inside of frame that converges is provided with converging groove and venthole, the one end of converging groove is connected with the air passage, the other end of converging groove is connected with the blast pipe, the one end that the blast pipe stretches into the reaction chamber is provided with the exhaust hole.
Through the technical scheme, when the oxygen flows into the converging groove, the waste gas flowing into the cooling cavity is primarily cooled, and meanwhile, the temperature of the oxygen is also increased, so that the aim of preheating is fulfilled, the combustion temperature of the waste gas is effectively improved.
Further, the air outlet holes arranged on the confluence frame are close to the first cooling chamber, and the air outlet holes incline towards the direction of the first cooling chamber.
Through the technical scheme, the exhaust gas can flow along the inner wall of the first cooling chamber in one end time through the air outlet holes, so that the cooling effect of the exhaust gas is improved, meanwhile, in order to ensure that cooling water in the first cooling chamber can absorb enough heat, the energy is convenient to recycle subsequently, and finally, the sectional area of the air outlet holes is larger than the sectional area of the converging groove, so that when oxygen is sufficiently reacted in the reaction chamber, the phenomenon that the oxygen just enters the reaction chamber and escapes into the cooling chamber is prevented.
Further, the inside of air-out room is provided with the shower, the inside of water storage room is provided with second filter plate, refrigerator and stirring subassembly, the second filter plate is located the inside upper end of water storage room, the refrigerator is located the inside lower extreme of water storage room and is connected with power storage device, the stirring end of stirring subassembly is close to the refrigerator, the driving end of stirring subassembly is connected with self-cleaning mechanism.
In the working process, the spray pipe is connected with the water storage chamber through the water pump and the water pipe, meanwhile, the electric power storage device can drive the refrigerator to refrigerate so that cooling water in the water storage chamber can be recycled, waste gas can enter the air inlet chamber after being cooled in the cooling chamber, then the waste gas enters the water storage chamber through the self-cleaning mechanism, finally the waste gas enters the spray tower along the air outlet chamber, large-particle solid impurities in the waste gas can be filtered through the self-cleaning mechanism after being filtered and purified through the spray tower, the impurity particles are prevented from entering the cooling water in the water storage chamber, water pollution is caused, recycling of the cooling water is influenced, in addition, the self-cleaning mechanism can drive the stirring assembly to work, the cooling water in the water storage chamber can be enabled to generate turbulent flow through the stirring assembly, the cooling water in the water storage chamber is prevented from being cooled unevenly, the air outlet chamber can be enabled to form a water mist environment through the spray pipe, tiny solid particles in the waste gas are effectively filtered for the second time, and the tiny solid particles captured by the water mist are prevented from entering the cooling water.
Further, the transduction mechanism has a gap exhausting function, the self-cleaning mechanism comprises a first filter plate, a centrifugal shaft, a centrifugal rod and a transmission frame, the first filter plate is fixedly arranged at the lower end of the air inlet chamber, the transmission frame is fixedly arranged at the lower end of the first filter plate, the centrifugal shaft is arranged at the middle position of the first filter plate, the centrifugal rod is arranged at the outer side of the upper end of the centrifugal shaft and is in sliding connection with the first filter plate through a sliding block, cotton blocks are arranged on the centrifugal rod, and fan blades are arranged in the transmission frame and are connected with the centrifugal shaft and the stirring assembly through bevel gear assemblies.
Through above-mentioned technical scheme, waste gas can be intercepted when passing first filter plate, so as to guarantee that waste gas and cooling water contact back, cooling water can not be polluted, transduction mechanism can be to transmission frame in the clearance nature exhaust gas, can make the flabellum rotatory through this group gas, can drive off-axis axle and stirring subassembly rotation through the flabellum, make the indoor cooling water turbulent flow of retaining through stirring subassembly, make the off-axis pole rotatory on first filter plate through off-axis, the cotton piece can be along off-axis pole to keeping away from the orientation of off-axis at this moment under centrifugal force, when off-axis pole stopped, the cotton piece can be to being close to the orientation of off-axis under centrifugal spring and inertial, can carry out automatic clearance to first filter plate through the motion of cotton piece, prevent that the big granule solid impurity on the first filter plate is too much and influence the circulation of waste gas.
Further, one end of the transmission frame, which is close to the first filter plate, is provided with a gas leakage hole, and the gas leakage hole inclines to the outer side of the transmission frame.
Through above-mentioned technical scheme, the gas that discharges in the drive frame can follow the bleed hole after driving the flabellum rotation to transduction mechanism, can clear up the second filter plate through the bleed hole, prevent simultaneously that the filtration pore of second filter plate from being too little, and the surface tension of emergence water is greater than gravity to the phenomenon of drop of water jam second filter plate.
Further, the transduction mechanism comprises a fixing frame, a first temperature difference pipe and a second temperature difference pipe, the fixing frame is arranged on the outer side of the cooling cavity, the first temperature difference pipe is arranged in the first cooling cavity, the second temperature difference pipe is arranged in the second cooling cavity, the first temperature difference pipe is communicated with the second temperature difference pipe, a rotary table, a movable plate and a crankshaft are arranged in the fixing frame, the rotary table is connected with the crankshaft, a partition plate is arranged in the first temperature difference pipe, a piston is arranged in the second temperature difference pipe, the partition plate is connected with the rotary table, the piston is connected with one end of the crankshaft, far away from the rotary table, the middle position of the crankshaft is connected with the movable plate, two groups of through holes are formed in one end, far away from the cooling cavity, of the fixing frame, the through holes are communicated with the external environment through one-way air inlet valve, and the other groups of through holes are connected with the transmission frame.
According to the invention, the outer side wall of the first temperature difference pipe is made of heat-insulating materials, one end close to exhaust gas is made of heat-conducting materials, when exhaust gas flows through the cooling cavity, one end, close to exhaust gas, of the first temperature difference pipe can absorb a large amount of heat, gas in the first temperature difference pipe begins to expand, the partition board can move towards the direction close to the fixing frame under the action of air pressure, the gas in the first temperature difference pipe is extruded into the second temperature difference pipe to enable the piston to move, the crankshaft and the rotary table synchronously rotate in the moving process of the piston, the movable plate moves in the fixing frame through the crankshaft, the gas in the fixing frame is further conveyed into the self-cleaning mechanism to work, the rotary table is used for enabling the partition board to move towards the direction far from the fixing frame, the second temperature difference pipe is arranged in the second cooling chamber to be lower, therefore, the partition board can automatically reset at last, the partition board and the piston can be reciprocally lifted and synchronously rotated along with the expansion and compression of the gas, and the temperature difference between the first cooling chamber and the second cooling chamber can be used for driving the self-cleaning mechanism to work, and the filtering effect of cooling water can be guaranteed.
Compared with the prior art, the invention has the following beneficial effects: compared with the existing plasma tail gas treatment device provided with a temperature difference piece, the energy storage device can be powered by directly utilizing the heat of the burnt waste gas through the temperature difference piece, so that the purpose of energy recycling is achieved.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the flow of cooling water in a cooling chamber according to the present invention;
FIG. 3 is a schematic view showing the internal structure of the reaction chamber of the present invention;
FIG. 4 is a schematic top view of the buss bar of the present invention;
FIG. 5 is a schematic view of the structure of section A-A of FIG. 2 in accordance with the present invention;
FIG. 6 is a schematic view of the internal structure of the water tank of the present invention;
FIG. 7 is a schematic view of the structure of portion B of FIG. 5 in accordance with the present invention;
FIG. 8 is a schematic view of the self-cleaning mechanism of the present invention.
In the figure: 1-water tank, 11-inlet chamber, 12-outlet chamber, 13-self-cleaning mechanism, 131-first filter plate, 132-centrifugal shaft, 133-centrifugal shaft, 1331-cotton block, 134-transmission frame, 1341-fan blade, 14-circulation pipe, 15-water storage chamber, 151-second filter plate, 152-refrigerator, 153-stirring assembly, 16-energy storage chamber, 2-cooling chamber, 21-confluence frame, 211-exhaust pipe, 212-confluence groove, 213-air outlet hole, 22-first cooling chamber, 23-second cooling chamber, 231-temperature difference piece, 3-transduction mechanism, 31-fixed frame, 311-turntable, 312-movable plate, 313-crankshaft, 32-first temperature difference pipe, 33-second temperature difference pipe, 4-reaction chamber, 41-inlet pipe, 5-plasma emitter, 6-spray tower, and 7-CDA air supply tray.
Detailed Description
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.
As shown in fig. 1-3 and 6, a plasma tail gas treatment device with energy recovery function comprises a water tank 1, a cooling cavity 2, a transduction mechanism 3, a reaction cavity 4, a plasma emitter 5, a spray tower 6 and a CDA gas supply disc 7, wherein an air inlet chamber 11 and an air outlet chamber 12 are arranged at the upper end of the inside of the water tank 1, a water storage chamber 15 is arranged at the lower end of the inside of the water tank 1, the cooling cavity 2 is arranged above the air inlet chamber 11, the spray tower 6 is arranged above the air outlet chamber 12, the CDA gas supply disc 7, the reaction cavity 4 and the plasma emitter 5 are sequentially arranged above the cooling cavity 2 from bottom to top, the CDA gas supply disc 7 is used for supplying oxygen into the reaction cavity 4, a plurality of groups of air inlet pipelines 41 are arranged at the outer side of the reaction cavity 4, the reaction cavity 4 is used for carrying out combustion treatment on waste gas, the plasma emitter 5 is used for generating plasma high-temperature flame and carrying out combustion treatment on waste gas in the reaction cavity 4, the spray tower 6 is used for filtering and cleaning the waste gas, the transduction mechanism 3 is arranged at the outer side of the cooling cavity 2, the inner part of the air inlet chamber 11 is provided with a self-cleaning mechanism 13, one end of the transduction mechanism 3 is connected with the cooling cavity 2, the other end of the transduction mechanism 3 is connected with the self-cleaning mechanism 13, the inner part of the cooling cavity 2 is provided with a first cooling chamber 22 and a second cooling chamber 23, the upper end and the lower end of the outer side of the cooling cavity 2 are respectively provided with a group of first cooling pipes, the two groups of first cooling pipes are communicated with the first cooling chamber 22, the upper end and the lower end of the outer side of the cooling cavity 2 are respectively provided with a group of second cooling pipes, the two groups of second cooling pipes are communicated with the second cooling chamber 23, the transduction mechanism 3 works through the temperature difference driving the self-cleaning mechanism 13 of the first cooling chamber 22 and the second cooling chamber 23, the self-cleaning mechanism 13 has a function of cleaning solid impurity particles in the exhaust gas.
The reaction chamber 4 and the plasma emitter 5 are the working foundation of the invention, before working, the CDA air supply disc 7 is connected with an external air supply system, then the first cooling pipe and the second cooling pipe are connected with the water storage chamber 15 through the circulating pump and the water pipe, cooling water is filled in the water storage chamber 15, during working, waste gas to be treated is input into the reaction chamber 4 through the air inlet pipeline 41, then the plasma emitter 5 is started, plasma high-temperature flame is generated through the plasma emitter 5 to burn the waste gas input into the reaction chamber 4, the burnt waste gas enters the cooling chamber 2 downwards, the cooling water in the first cooling chamber 22 cools the waste gas, the excessive heat absorbed by the first cooling chamber 22 is prevented from burning harmful staff on the outer wall of the cooling chamber 2 through the second cooling chamber 23, after cooling, the waste gas continues to flow into the air inlet chamber 11, and some solid particles in the waste gas are removed through the self-cleaning mechanism 13, so that the solid particles in the waste gas are prevented from entering the cooling water to pollute the cooling water.
As shown in fig. 2 and 6, a temperature difference piece 231 is disposed on the inner wall of the second cooling chamber 23 adjacent to the first cooling chamber 22, an energy storage chamber 16 is disposed below the water storage chamber 15, an electric storage device is disposed inside the energy storage chamber 16, and the temperature difference piece 231 is connected with the electric storage device.
In the invention, the flow speed of cooling water in the second cooling chamber 23 is higher than that of cooling water in the first cooling chamber 22, meanwhile, the first cooling chamber 22 is close to exhaust gas, and in the working process, the temperature in the second cooling chamber 23 is lower than that in the first cooling chamber 22, so that the two ends of the temperature difference piece 231 can generate potential difference, thereby supplying energy to the electric storage device, and realizing the purpose of energy recycling.
As shown in fig. 2-5, an air passage is arranged in the CDA air supply disc 7, a converging frame 21 is arranged at one end, close to the reaction cavity 4, of the cooling cavity 2, an exhaust pipe 211 is arranged at one end, close to the reaction cavity 4, of the converging frame 21, the exhaust pipe 211 is made of a high-temperature-resistant material, a converging groove 212 and an air outlet hole 213 are arranged in the converging frame 21, one end of the converging groove 212 is connected with the air passage, the other end of the converging groove 212 is connected with the exhaust pipe 211, and an exhaust hole is formed in one end, extending into the reaction cavity 4, of the exhaust pipe 211.
Through the above technical scheme, in the process of providing oxygen for the reaction chamber 4, the CDA air supply disc 7 enters the converging groove 212 along the air passage, then enters the exhaust pipe 211 through the converging groove 212 and finally is discharged from the exhaust pipe 211.
As shown in fig. 4 and 5, the air outlet 213 provided in the manifold frame 21 is adjacent to the first cooling chamber 22, and the air outlet 213 is inclined in the direction of the first cooling chamber 22.
Through the above technical scheme, the exhaust gas can flow along the inner wall of the first cooling chamber 22 in one end time through the air outlet hole 213, so as to improve the cooling effect of the exhaust gas, and meanwhile, in order to ensure that the cooling water in the first cooling chamber 22 can absorb enough heat, the energy is convenient to recycle subsequently, and finally, the sectional area of the air outlet hole 213 is larger than the sectional area of the converging groove 212, so that when oxygen is ensured to have enough reaction in the reaction chamber 4, the phenomenon that the oxygen just enters the reaction chamber 4 and escapes into the cooling chamber 2 is prevented.
As shown in fig. 1, 5 and 6, a shower pipe is provided in the air outlet chamber 12, a second filter plate 151, a refrigerator 152 and a stirring assembly 153 are provided in the water storage chamber 15, the second filter plate 151 is located at the upper end of the water storage chamber 15, the refrigerator 152 is located at the lower end of the water storage chamber 15 and connected with the electric storage device, the stirring end of the stirring assembly 153 is close to the refrigerator 152, and the driving end of the stirring assembly 153 is connected with the self-cleaning mechanism 13.
In the working process, the spray pipe is connected with the water storage chamber 15 through the water pump and the water pipe, meanwhile, the electric power storage device can drive the refrigerator 152 to refrigerate so that cooling water in the water storage chamber 15 can be recycled, waste gas can enter the air inlet chamber 11 after being cooled in the cooling cavity 2, then enter the water storage chamber 15 through the self-cleaning mechanism 13, finally enter the spray tower 6 along the air outlet chamber 12, waste gas is discharged to the outside after being filtered and purified by the spray tower 6, large-particle solid impurities in the waste gas can be filtered through the self-cleaning mechanism 13, the impurity particles are prevented from entering cooling water in the water storage chamber 15, water pollution is caused, the recycling of the cooling water is influenced, in addition, the stirring assembly 153 can be driven to work when the self-cleaning mechanism 13 works, the cooling water in the water storage chamber 15 can be enabled to generate turbulence phenomenon through the stirring assembly 153, so that the cooling water in the water storage chamber 15 is prevented from being cooled unevenly, the air outlet chamber 12 can form a water mist environment through the spray pipe, the captured small solid particles are effectively filtered in the waste gas, and the small solid particles are prevented from entering the cooling water through the second filter plate 151.
As shown in fig. 6 and 8, the transduction mechanism 3 has a gap exhausting function, the transduction mechanism 3 is connected with the self-cleaning mechanism 13 through the circulation pipe 14, the self-cleaning mechanism 13 includes a first filter plate 131, a centrifugal shaft 132, a centrifugal rod 133 and a transmission frame 134, the first filter plate 131 is fixedly installed at the lower end of the intake chamber 11, the transmission frame 134 is fixedly installed at the lower end of the first filter plate 131, the centrifugal shaft 132 is disposed at the middle position of the first filter plate 131, the centrifugal rod 133 is disposed at the outer side of the upper end of the centrifugal shaft 132 and is slidably connected with the first filter plate 131 through a sliding block, a cotton piece 1331 is disposed on the centrifugal rod 133, the centrifugal rod 133 is connected with the cotton piece 1331 through a centrifugal spring, a fan blade 1341 is disposed inside the transmission frame 134, and the fan blade 1341 is connected with the centrifugal shaft 132 and the stirring assembly 153 through a bevel gear assembly.
Through above-mentioned technical scheme, waste gas can be intercepted when passing first filter plate 131, in order to guarantee that waste gas and cooling water contact back, cooling water can not be polluted, transduction mechanism 3 can be to the transmission frame 134 in the clearance nature exhaust gas in the course of the work, can make flabellum 1341 rotatory through this group gas, can drive mandrel 132 and stirring subassembly 153 through flabellum 1341 and rotate, make the cooling water turbulence in the water storage room 15 through stirring subassembly 153, make mandrel 133 rotatory on first filter plate 131 through mandrel 132, at this moment cotton piece 1331 can be along mandrel 133 to the direction of keeping away from mandrel 132 under the effect of centrifugal force, when mandrel 133 stops, cotton piece 1331 can be to the direction that is close to mandrel 132 under centrifugal spring and inertial effect, can clear up first filter plate 131 automatically through the motion of cotton piece 1331, prevent that the large granule solid impurity on the first filter plate 131 from excessively influencing the circulation of waste gas.
As shown in fig. 6 and 8, the end of the transmission frame 134 near the first filter plate 131 is provided with a vent hole, and the vent hole is inclined to the outside of the transmission frame 134.
Through the above technical solution, the gas discharged from the transduction mechanism 3 into the transmission frame 134 after the fan blade 1341 is driven to rotate is discharged from the air release hole, and the second filter plate 151 can be cleaned through the air release hole, and meanwhile, the phenomenon that the surface tension of water is greater than gravity and water drops block the second filter plate 151 is prevented because the filter hole of the second filter plate 151 is too small.
As shown in fig. 6 and 8, the transduction mechanism 3 includes a fixing frame 31, a first temperature difference tube 32 and a second temperature difference tube 33, the fixing frame 31 is disposed at the outer side of the cooling cavity 2, the first temperature difference tube 32 is disposed in the first cooling chamber 22, the second temperature difference tube 33 is disposed in the second cooling chamber 23, the interiors of the first temperature difference tube 32 and the second temperature difference tube 33 are filled with gas and are communicated, a turntable 311, a movable plate 312 and a crankshaft 313 are disposed in the fixing frame 31, the turntable 311 is connected with the crankshaft 313 through a supporting seat and a rotating shaft, a partition plate is disposed in the interior of the first temperature difference tube 32, a gap is formed between the partition plate and the wall surface of the first temperature difference tube 32, a piston is disposed in the interior of the second temperature difference tube 33, the partition plate is connected with the turntable 311, the piston is connected with one end of the crankshaft 313 away from the turntable 311, the middle position of the crankshaft 313 is connected with the movable plate 312 through a connecting rod, one end of the fixing frame 31 away from the cooling cavity 2 is provided with two groups of through one-way air inlet valves, one group of through the through air inlet valves is communicated with the external environment, and the other group of through 14 is connected with the transmission frame 134.
According to the invention, the outer side wall of the first temperature difference pipe 32 is made of heat-insulating materials, one end close to exhaust gas is made of heat-conducting materials, when the exhaust gas flows through the cooling cavity 2, one end, close to the exhaust gas, of the first temperature difference pipe 32 can absorb a large amount of heat, gas in the first temperature difference pipe 32 begins to expand, under the action of air pressure, the partition board can move towards the direction close to the fixing frame 31, the gas in the first temperature difference pipe 32 is extruded into the second temperature difference pipe 33 to enable the piston to move, the crankshaft 313 and the rotary table 311 synchronously rotate in the moving process of the piston, the movable plate 312 moves in the fixing frame 31 through the crankshaft 313, the gas in the fixing frame 31 is further conveyed into the self-cleaning mechanism 13, the self-cleaning mechanism 13 is driven to work, the partition board moves towards the direction far away from the fixing frame 31 through the rotary table 311, therefore, the gas in the second temperature difference pipe 33 is arranged in the second cooling chamber 23, the partition board can be automatically contracted, the partition board is automatically reset along with the expansion and compression of the gas, the partition board and the piston can reciprocate, the crankshaft 313 and the rotary table 311 are synchronously rotated, the crankshaft 313 and the rotary table 311 are driven to synchronously rotate, the air is further, the self-cleaning mechanism is guaranteed, the quality of the exhaust gas can be cooled, and the cooling quality can be guaranteed by the cooling by the self-cleaning mechanism is guaranteed, and the cooling of the cooling mechanism is guaranteed, and the cooling by the cooling mechanism, and the cooling of the cooling mechanism is guaranteed.
The working principle of the invention is as follows: during operation, waste gas to be treated is input into the reaction cavity 4 through the air inlet pipeline 41, then the plasma emitter 5 is started, plasma high-temperature flame is generated through the plasma emitter 5 to burn the waste gas input into the reaction cavity 4, oxygen is continuously supplied to the reaction cavity 4 through the CDA air supply disc 7, wherein the oxygen flows along the air passage, the confluence groove 212 and the exhaust pipe 211, when the oxygen flows into the confluence groove 212, the oxygen encounters the waste gas which is burnt out and enters the cooling cavity 2, on one hand, the waste gas can be cooled for the first time through the oxygen in the confluence groove 212, on the other hand, the oxygen is preheated to improve the combustion temperature of the waste gas, finally the oxygen is discharged from the exhaust pipe 211 to play a role of reducing the dissipation rate of the oxygen, the waste gas which is not utilized to directly follow the burnt out flows into the cooling cavity 2, and after the burnt waste gas enters the cooling cavity 2 through the air outlet hole 213, the waste gas is cooled by the cooling water in the first cooling chamber 22, the outer wall of the cooling cavity 2 is prevented from being scalded by the cooling water in the second cooling chamber 23, the temperature in the second cooling chamber 23 is lower than the temperature in the first cooling chamber 22 in the invention, therefore, the potential difference can occur at the two ends of the temperature difference piece 231 arranged on the inner wall of the second cooling chamber 23, thereby supplying energy to the power storage device, the subsequent driving refrigerator 152 is convenient for cooling the cooling water in the water storage chamber 15, meanwhile, the self-cleaning mechanism 13 can be driven to work by the energy conversion mechanism 3 through the temperature difference between the first cooling chamber 22 and the second cooling chamber 23, when the waste gas passes through the self-cleaning mechanism 13, large particle solid impurities in the waste gas can be filtered by the self-cleaning mechanism 13, the pollution of the cooling water is prevented, in addition, the stirring component 153 can be driven to work when the self-cleaning mechanism 13 works, the cooling water in the water storage chamber 15 is cooled more uniformly by the stirring assembly 153.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a plasma tail gas processing apparatus with energy recuperation function which characterized in that: the plasma tail gas treatment device comprises a water tank (1), a cooling cavity (2), a transduction mechanism (3), a reaction cavity (4), a plasma emitter (5), a spray tower (6) and a CDA air supply disc (7), wherein an air inlet chamber (11) and an air outlet chamber (12) are arranged at the upper end of the inside of the water tank (1), a water storage chamber (15) is arranged at the lower end of the inside of the water tank (1), the cooling cavity (2) is arranged above the air inlet chamber (11), the spray tower (6) is arranged above the air outlet chamber (12), the CDA air supply disc (7), the reaction cavity (4) and the plasma emitter (5) are sequentially arranged above the cooling cavity (2), the CDA air supply disc (7) is used for supplying oxygen to the reaction cavity (4), the reaction cavity (4) is used for carrying out combustion treatment on waste gas, the plasma high-temperature flame is used for carrying out combustion treatment on the waste gas arranged inside the reaction cavity (4), the transduction mechanism (3) is arranged outside the cooling cavity (2), the self-cleaning mechanism (13) is arranged at the outer side of the transduction mechanism (3), the self-cleaning mechanism (13) is connected with the cooling mechanism (3), a first cooling chamber (22) and a second cooling chamber (23) are arranged in the cooling cavity (2), the transduction mechanism (3) works through a temperature difference driving self-cleaning mechanism (13) of the first cooling chamber (22) and the second cooling chamber (23), and the self-cleaning mechanism (13) has the function of cleaning solid impurity particles in waste gas;
a temperature difference piece (231) is arranged on the inner wall, close to the first cooling chamber (22), of the second cooling chamber (23), an energy storage chamber (16) is arranged below the water storage chamber (15), an electric storage device is arranged in the energy storage chamber (16), and the temperature difference piece (231) is connected with the electric storage device;
the inside of the air outlet chamber (12) is provided with a spray pipe, the inside of the water storage chamber (15) is provided with a second filter plate (151), a refrigerator (152) and a stirring assembly (153), the second filter plate (151) is positioned at the upper end inside the water storage chamber (15), the refrigerator (152) is positioned at the lower end inside the water storage chamber (15) and is connected with an electric storage device, the stirring end of the stirring assembly (153) is close to the refrigerator (152), and the driving end of the stirring assembly (153) is connected with a self-cleaning mechanism (13);
the self-cleaning mechanism (13) comprises a first filter plate (131), a centrifugal shaft (132), a centrifugal rod (133) and a transmission frame (134), wherein the first filter plate (131) is fixedly arranged at the lower end of an air inlet chamber (11), the transmission frame (134) is fixedly arranged at the lower end of the first filter plate (131), the centrifugal shaft (132) is arranged at the middle position of the first filter plate (131), the centrifugal rod (133) is arranged outside the upper end of the centrifugal shaft (132) and is in sliding connection with the first filter plate (131) through a sliding block, cotton blocks (1331) are arranged on the centrifugal rod (133), fan blades (1341) are arranged inside the transmission frame (134), and the fan blades (1341) are connected with the centrifugal shaft (132) and the stirring assembly (153) through bevel gear assemblies;
the energy conversion mechanism (3) comprises a fixing frame (31), a first temperature difference pipe (32) and a second temperature difference pipe (33), the fixing frame (31) is arranged on the outer side of a cooling cavity (2), the first temperature difference pipe (32) is arranged in a first cooling chamber (22), the second temperature difference pipe (33) is arranged in a second cooling chamber (23), the first temperature difference pipe (32) is communicated with the second temperature difference pipe (33), a rotary table (311), a movable plate (312) and a crankshaft (313) are arranged in the fixing frame (31), the rotary table (311) is connected with the crankshaft (313), a partition plate is arranged in the first temperature difference pipe (32), a piston is arranged in the second temperature difference pipe (33), the partition plate is connected with the rotary table (311), the piston is connected with one end of the crankshaft (313) far away from the rotary table (311), the middle position of the crankshaft (313) is connected with the movable plate (312), one end of the fixing frame (31) far from the cooling cavity (2) is provided with a set of through holes (134), and the two sets of through holes are communicated with the outside through a set of through holes (14.
2. The plasma tail gas treatment device with an energy recovery function according to claim 1, wherein: the CDA gas supply disc (7) is internally provided with an air passage, one end of the cooling cavity (2) which is close to the reaction cavity (4) is provided with a converging frame (21), one end of the converging frame (21) which is close to the reaction cavity (4) is provided with an exhaust pipe (211), the inside of the converging frame (21) is provided with a converging groove (212) and an air outlet hole (213), one end of the converging groove (212) is connected with the air passage, the other end of the converging groove (212) is connected with the exhaust pipe (211), and one end of the exhaust pipe (211) which extends into the reaction cavity (4) is provided with an exhaust hole.
3. The plasma off-gas treatment device with energy recovery function according to claim 2, wherein: the air outlet holes (213) arranged on the confluence frame (21) are close to the first cooling chamber (22), and the air outlet holes (213) incline to the direction of the first cooling chamber (22).
4. A plasma off-gas treatment device with energy recovery function according to claim 3, characterized in that: and one end of the transmission frame (134) close to the first filter plate (131) is provided with a gas leakage hole, and the gas leakage hole inclines to the outer side of the transmission frame (134).
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| CN202211425416.9A CN115727335B (en) | 2022-11-15 | 2022-11-15 | Plasma tail gas treatment device with energy recovery function |
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| CN202211425416.9A CN115727335B (en) | 2022-11-15 | 2022-11-15 | Plasma tail gas treatment device with energy recovery function |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101140992B1 (en) * | 2011-05-18 | 2012-05-02 | 조선혜 | Method for absorbing a bad smell in food waste processing apparatus |
| CN210714615U (en) * | 2019-07-30 | 2020-06-09 | 盘锦华晨石油装备制造有限公司 | Gas well flowback liquid circulating cooling combustion tank |
| KR102122303B1 (en) * | 2019-10-02 | 2020-06-12 | (주)쏠츠 | Exhaust gas treatment device |
| CN113915631A (en) * | 2021-11-24 | 2022-01-11 | 杭州海莱德智能科技有限公司 | Plasma tail gas treatment equipment with ultra-large treatment capacity |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT511684B1 (en) * | 2011-07-14 | 2013-12-15 | Rep Renewable Energy Products Gmbh | DEVICE AND METHOD FOR GASIZING BIOMASS |
| KR101709744B1 (en) * | 2015-07-16 | 2017-02-23 | 양복주 | High-temperature pyrolysis incineration apparatus |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101140992B1 (en) * | 2011-05-18 | 2012-05-02 | 조선혜 | Method for absorbing a bad smell in food waste processing apparatus |
| CN210714615U (en) * | 2019-07-30 | 2020-06-09 | 盘锦华晨石油装备制造有限公司 | Gas well flowback liquid circulating cooling combustion tank |
| KR102122303B1 (en) * | 2019-10-02 | 2020-06-12 | (주)쏠츠 | Exhaust gas treatment device |
| CN113915631A (en) * | 2021-11-24 | 2022-01-11 | 杭州海莱德智能科技有限公司 | Plasma tail gas treatment equipment with ultra-large treatment capacity |
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Inventor after: Shu Qingyu Inventor after: Du Dongheng Inventor after: Sun Yunpeng Inventor after: Shao Jiaguo Inventor before: Shu Qingyu Inventor before: Du Dongheng Inventor before: Sun Yunpeng Inventor before: Shao Jiaguo |
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