CN216770217U - Waste gas recovery device for metal waste roasting furnace - Google Patents
Waste gas recovery device for metal waste roasting furnace Download PDFInfo
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- CN216770217U CN216770217U CN202122902497.4U CN202122902497U CN216770217U CN 216770217 U CN216770217 U CN 216770217U CN 202122902497 U CN202122902497 U CN 202122902497U CN 216770217 U CN216770217 U CN 216770217U
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Abstract
The utility model discloses a waste gas recovery device of a metal waste roasting furnace, which comprises a treatment box and a water tank, wherein the middle end of the top of the treatment box is fixedly connected with an exhaust pipe, the lower end of the inner cavity of the exhaust pipe is fixedly provided with a non-woven fabric filter screen, the top of the non-woven fabric filter screen and the inner cavity of the exhaust pipe are provided with activated carbon particles, and the left end of the top of the outer surface of the treatment box is fixedly provided with an air blower. According to the utility model, under the mutual cooperation effect of the water pump, the treatment box, the annular spray pipe, the atomizing spray pipe, the pretreatment cylinder, the guide pipe, the air blower, the air inlet pipe, the heat exchange pipe, the water tank, the exhaust pipe, the non-woven fabric filter screen and the activated carbon particles, the waste heat in the waste gas is recovered, the waste energy is reduced, the waste gas is subjected to multi-stage purification, the purification effect is excellent, and the pollution of the waste gas emission to the external environment is effectively reduced.
Description
Technical Field
The utility model relates to the technical field of waste gas recovery, in particular to a waste gas recovery device for a metal waste roasting furnace.
Background
The calcining furnace is a high-temperature processing device, also called calcining furnace, and can be divided into a coal-fired furnace, a gas-fired furnace, an oil-fired furnace and an electric heating furnace according to different energy sources; the heating method is divided into two categories of direct heating and indirect heating; the operation mode is divided into two types of continuous operation and intermittent operation, the roasting furnace is widely applied to the production process of special materials in the industries of petrochemical industry, inorganic chemical industry, metallurgy and the like, and a waste gas recovery device is often required to treat waste gas in the processing process of the roasting furnace.
However, the existing waste gas recovery device does not have the function of recovering the waste heat in the waste gas, so that the heat in the waste gas is lost in vain to cause great energy waste, and meanwhile, the effect of purifying the smoke dust in the waste gas is poor, and great environmental pollution is caused in the process of discharging to the outside.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a waste gas recovery device for a metal waste roasting furnace, which has the advantages of waste heat recovery function and good purification effect, and solves the problems that the existing waste gas recovery device does not have the function of recovering waste heat in waste gas, so that the heat in the waste gas is lost in vain to cause great energy waste, and the purification effect on smoke dust in the waste gas is poor.
In order to achieve the purpose, the utility model provides the following technical scheme: the waste gas recovery device for the metal waste roasting furnace comprises a treatment box and a water tank, wherein an exhaust pipe is fixedly connected to the middle end of the top of the treatment box, a non-woven fabric filter screen is fixedly mounted at the lower end of the inner cavity of the exhaust pipe, activated carbon particles are placed at the top of the non-woven fabric filter screen and in the inner cavity of the exhaust pipe, an air blower is fixedly mounted at the left end of the top of the outer surface of the treatment box, a pretreatment barrel is fixedly mounted at the output end of the air blower through a pipeline, a guide pipe is fixedly connected between the middle end of the bottom of the pretreatment barrel and the lower end of the right side of the treatment box, a water pump is fixedly mounted at the lower end of the left side of the outer surface of the treatment box, an activated carbon filter screen is fixedly mounted at the input end of the water pump, an annular spray pipe is fixedly mounted at the top of the output end of the water pump through a pipeline, an atomization spray pipe is fixedly mounted between the right side of the output end of the water pump and the inner cavity of the pretreatment barrel through a pipeline, the air blower is characterized in that a heat exchange pipe is fixedly arranged between the input end of the air blower and the bottom of the inner cavity of the water tank through a pipeline, and the bottom of the heat exchange pipe is fixedly connected with an air inlet pipe.
Preferably, the lower end of the inner cavity of the treatment box is fixedly connected with a guide plate, and the surface of the guide plate is provided with an air guide hole.
Preferably, the left side fixedly connected with second support frame of annular nozzle, the left side fixed connection of second support frame is in handling the left upper end of case inner chamber.
Preferably, the bottom of the outer surface of the treatment tank is fixedly connected with a bottom plate, and the bottom of the outer surface of the water tank is fixedly connected with the left end of the top of the bottom plate.
Preferably, both ends of the left side of the water tank are fixedly connected with a second water guide pipe, and a second control valve is fixedly mounted at the left end of the second water guide pipe.
Preferably, the left side of the treatment box is fixedly connected with two first water guide pipes, the left end of each first water guide pipe is fixedly provided with a first control valve, and the middle end of the front surface of the treatment box is fixedly connected with a transparent glass plate.
Preferably, both ends of the left side of the pretreatment cylinder are fixedly connected with first support frames, and the left side of each first support frame is fixedly connected to the right side of the outer surface of the treatment box.
Compared with the prior art, the utility model has the following beneficial effects:
1. the utility model can drive the water body in the treatment box to respectively flow into the annular spray pipe and the atomization spray pipe through the pipeline by starting the water pump to work, and respectively atomize and spray the water body above the inner cavity of the treatment box and the inside of the pretreatment cylinder through the annular spray pipe and the atomization spray pipe, and the sprayed water body can flow into the treatment box through the guide pipe to be collected in a centralized way, thereby achieving the effect of circulating and flowing the water body, simultaneously, the high-temperature waste gas generated at the roasting furnace can be driven to be conveyed to the inside of the heat exchange pipe through the air inlet pipe by starting the air blower to carry out rapid heat exchange with the water body in the water tank while the high-temperature waste gas flows through the heat exchange pipe, so that the temperature of the waste gas can be effectively reduced, simultaneously, the temperature of the water body in the water tank can be rapidly increased to provide hot water required by life for people, thereby the effect of recovering heat in the waste gas is achieved, meanwhile, the waste gas after cooling and cooling can be driven to be conveyed to the interior of the pretreatment cylinder through a pipeline under the action of continuous work of the air blower, so that the atomized water body sprayed in the pretreatment cylinder can effectively adsorb smoke dust in the waste gas, the effect of primary purification of the waste gas is achieved, meanwhile, the waste gas after primary purification flows into the water body in the treatment box through the conduit, the water body can effectively adsorb the smoke dust in the waste gas again, the effect of secondary water body purification of the waste gas is achieved, and under the action of atomizing and spraying the water body by the annular spray pipe, the smoke dust in the waste gas rising in the treatment box can be further effectively adsorbed, the effect of secondary purification of the waste gas is achieved, meanwhile, through the arrangement of the exhaust pipe, the non-woven fabric filter screen and the active carbon particles, be convenient for when discharging the waste gas that handles incasement portion input and rise, can carry out effectual filtration absorption to remaining smoke and dust and harmful substance in the waste gas, very big improvement the cleanliness factor of waste gas, under whole complex effect, it possesses the function of carrying out the recovery to the waste heat in the waste gas to have realized this exhaust gas recovery device, when having reduced the energy waste, possess the function of carrying out multistage purification to waste gas, purifying effect is splendid, the effectual pollution that causes in the exhaust emission to external environment that has reduced, it does not possess the function of carrying out the recovery to the waste heat in the waste gas to have solved current exhaust gas recovery device, cause the white loss of heat in the waste gas and cause very big energy waste, carry out the relatively poor problem of purifying effect to the smoke and dust in the waste gas simultaneously.
2. According to the utility model, through the arrangement of the guide plate and the guide holes, waste gas input into the water body in the treatment tank can be effectively shunted, the contact area between the waste gas and the water body is increased, the waste gas purification effect of the water body is improved, the purpose of supporting the annular spray pipe and the pretreatment cylinder is achieved through the arrangement of the second support frame and the first support frame, the purpose of supporting the whole body is achieved through the arrangement of the bottom plate, the water body filling and discharging of a user is convenient to carry out in the water tank through the arrangement of the second water guide pipe and the second control valve, the water body filling and discharging of the user in the treatment tank are convenient through the arrangement of the first water guide pipe and the first control valve, and the purpose of filtering and adsorbing the turbid substances in the water body conveyed by the water pump is achieved through the arrangement of the activated carbon filter screen.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of a water tank according to an embodiment of the present invention;
FIG. 3 is a schematic view of a treatment tank according to an embodiment of the present invention.
In the figure: 1. a treatment tank; 2. a transparent glass plate; 3. a first water conduit; 4. a base plate; 5. an air inlet pipe; 6. a second water conduit; 7. a water tank; 8. a blower; 9. an exhaust pipe; 10. a pretreatment cartridge; 11. a first support frame; 12. a heat exchange tube; 13. activated carbon particles; 14. a non-woven fabric filter screen; 15. an annular nozzle; 16. a second support frame; 17. a water pump; 18. an active carbon filter screen; 19. a baffle; 20. a conduit; 21. atomizing spray pipes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the waste gas recycling device for a metal scrap roasting furnace comprises a processing box 1 and a water tank 7, wherein the bottom of the outer surface of the processing box 1 is fixedly connected with a bottom plate 4, the bottom of the outer surface of the water tank 7 is fixedly connected with the left end of the top of the bottom plate 4, the purpose of supporting the whole body is achieved through the arrangement of the bottom plate 4, two ends of the left side of the water tank 7 are fixedly connected with a second water guide pipe 6, the left end of the second water guide pipe 6 is fixedly provided with a second control valve, a user can conveniently fill and discharge water in the water tank 7 through the arrangement of the second water guide pipe 6 and the second control valve, the left side of the processing box 1 is fixedly connected with two first water guide pipes 3, the left end of each first water guide pipe 3 is fixedly provided with a first control valve, and through the arrangement of the first water guide pipes 3 and the first control valves, the user can conveniently fill and discharge water in the processing box 1, the middle end of the front surface of the treatment box 1 is fixedly connected with a transparent glass plate 2, the middle end of the top of the treatment box 1 is fixedly connected with an exhaust pipe 9, the lower end of the inner cavity of the exhaust pipe 9 is fixedly provided with a non-woven fabric filter screen 14, the top of the non-woven fabric filter screen 14 and the inner cavity of the exhaust pipe 9 are provided with activated carbon particles 13, the left end of the top of the outer surface of the treatment box 1 is fixedly provided with a blower 8, the output end of the blower 8 is fixedly provided with a pretreatment cylinder 10 through a pipeline, a guide pipe 20 is fixedly connected between the middle end of the bottom of the pretreatment cylinder 10 and the lower end of the right side of the treatment box 1, the lower end of the inner cavity of the treatment box 1 is fixedly connected with a guide plate 19, the surface of the guide plate 19 is provided with an air guide hole, through the arrangement of the guide plate 19 and the air guide hole, the waste gas input in the water body in the treatment box 1 can be effectively shunted, and the contact area between the waste gas and the water body is improved, the effect of purifying waste gas by the water body is improved, the water pump 17 is fixedly arranged at the lower end of the left side of the outer surface of the treatment box 1, the active carbon filter screen 18 is fixedly arranged at the input end of the water pump 17, the purpose of filtering and adsorbing the dirty substances in the water body conveyed by the water pump 17 is achieved through the arrangement of the active carbon filter screen 18, the annular spray pipe 15 is fixedly arranged at the top of the output end of the water pump 17 through a pipeline, the left side of the annular spray pipe 15 is fixedly connected with the second support frame 16, the left side of the second support frame 16 is fixedly connected to the upper end of the left side of the inner cavity of the treatment box 1, the first support frames 11 are fixedly connected to the two ends of the left side of the pretreatment cylinder 10, the left side of the first support frame 11 is fixedly connected to the right side of the outer surface of the treatment box 1, and the purpose of supporting the annular spray pipe 15 and the pretreatment cylinder 10 is achieved through the arrangement of the second support frame 16 and the first support frames 11 respectively, an atomization spray pipe 21 is fixedly arranged on the right side of the output end of the water pump 17 and the inner cavity of the pretreatment barrel 10 through a pipeline, a heat exchange pipe 12 is fixedly arranged at the input end of the air blower 8 and the bottom of the inner cavity of the water tank 7 through a pipeline, an air inlet pipe 5 is fixedly connected to the bottom of the heat exchange pipe 12, the water in the treatment box 1 can be driven to flow into the annular spray pipe 15 and the atomization spray pipe 21 through the pipeline by starting the water pump 17, atomized spraying is respectively carried out on the upper part of the inner cavity of the treatment box 1 and the inside of the pretreatment barrel 10 through the annular spray pipe 15 and the atomization spray pipe 21, the sprayed water can flow into the treatment box 1 through the guide pipe 20 to be collected in a centralized manner, so that the effect of circulating flow of the water is achieved, and meanwhile, high-temperature waste gas generated at the roasting furnace can be driven to be conveyed to the inside of the heat exchange pipe 12 through the air inlet pipe 5 by starting the air blower 8, the high-temperature waste gas can rapidly exchange heat with the water in the water tank 7 while flowing through the heat exchange tube 12, so that the temperature of the waste gas can be effectively reduced, the temperature of the water in the water tank 7 can rapidly rise to provide hot water required for life for people, thereby achieving the effect of recovering the heat in the waste gas, meanwhile, the air blower 8 can drive the waste gas after cooling to be conveyed to the interior of the pretreatment cylinder 10 through a pipeline under the continuous working effect of the air blower 8, so that the atomized water sprayed in the pretreatment cylinder 10 can effectively adsorb smoke dust in the waste gas, thereby achieving the effect of primary purification of the waste gas, and meanwhile, the waste gas after primary purification can flow into the water in the treatment box 1 through the conduit 20, so that the water can effectively adsorb the smoke dust in the waste gas again, the secondary water body purification effect of the waste gas is achieved, under the action of atomizing and spraying the water body by the annular spray pipe 15, smoke dust in the waste gas rising inside the treatment box 1 can be further effectively adsorbed, the effect of purifying the waste gas again is achieved, meanwhile, through the arrangement of the exhaust pipe 9, the non-woven fabric filter screen 14 and the activated carbon particles 13, the waste gas which is input and rises inside the treatment box 1 can be conveniently discharged, the residual smoke dust and harmful substances in the waste gas can be effectively filtered and adsorbed, the cleanliness of the waste gas is greatly improved, under the action of integral cooperation, the waste gas recovery device has the function of recovering the waste heat in the waste gas, the energy waste is reduced, the multi-stage purification function of the waste gas is realized, the purification effect is excellent, the pollution of the waste gas discharge to the external environment is effectively reduced, the problem of current exhaust gas recovery device do not possess the waste heat to in the waste gas and carry out the recovery is solved, cause the white loss of heat in the waste gas and cause very big energy waste, carry out the purifying effect relatively poor to the smoke and dust in the waste gas simultaneously.
When the device is used, the water body in the treatment box 1 can be driven to flow into the annular spray pipe 15 and the atomization spray pipe 21 through the pipeline by starting the water pump 17, and then atomized and sprayed into the upper part of the inner cavity of the treatment box 1 and the interior of the pretreatment cylinder 10 through the annular spray pipe 15 and the atomization spray pipe 21, and the sprayed water body can flow into the treatment box 1 through the guide pipe 20 to be collected in a centralized manner, so that the effect of circulating and flowing the water body is achieved, meanwhile, the high-temperature waste gas generated at the roasting furnace can be driven to be conveyed into the heat exchange pipe 12 through the air inlet pipe 5 by starting the air blower 8, and the high-temperature waste gas can rapidly exchange heat with the water body in the water tank 7 while flowing through the heat exchange pipe 12, so that the temperature of the waste gas can be effectively reduced, the temperature of the water body in the water tank 7 can be rapidly increased, and hot water required by life can be provided for people, thereby, the effect of recovering heat in the waste gas is achieved, meanwhile, the waste gas after cooling can be driven to pass through the pipeline to the inside of the pretreatment cylinder 10 under the continuous working effect of the air blower 8, the atomized water sprayed inside the pretreatment cylinder 10 can effectively adsorb smoke dust in the waste gas, the effect of primary purification of the waste gas is achieved, meanwhile, the waste gas after primary purification can flow into the water inside the treatment box 1 through the conduit 20, the water can effectively adsorb the smoke dust in the waste gas again, the effect of secondary water purification of the waste gas is achieved, and under the atomizing and spraying effect of the annular spray pipe 15 on the water, the smoke dust in the waste gas rising inside the treatment box 1 can be further effectively adsorbed, the effect of secondary purification of the waste gas is achieved, meanwhile, the exhaust pipe 9 is used for conducting, and the exhaust pipe, Non-woven fabrics filter screen 14 and active carbon particle 13's setting, when being convenient for discharge the waste gas that handles 1 inside input and rise, can carry out effectual filtration absorption to remaining smoke and dust in the waste gas and harmful substance, very big improvement the cleanliness factor of waste gas, under whole complex effect, realized that this exhaust gas recovery device possesses the function of carrying out the recovery to the waste heat in the waste gas, when having reduced the energy waste, possess the function of carrying out multistage purification to waste gas, purifying effect is splendid, the effectual pollution that causes in exhaust emission to external environment that has reduced.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Waste metal material bakes burning furnace waste gas recovery device over a slow fire, including handling case (1) and water tank (7), its characterized in that: the exhaust pipe is fixedly connected with the middle end at the top of the treatment box (1), a non-woven fabric filter screen (14) is fixedly arranged at the lower end of the inner cavity of the exhaust pipe (9), activated carbon particles (13) are placed at the top of the non-woven fabric filter screen (14) and the inner cavity of the exhaust pipe (9), an air blower (8) is fixedly arranged at the left end of the outer surface of the treatment box (1), a pretreatment barrel (10) is fixedly arranged at the output end of the air blower (8) through a pipeline, a guide pipe (20) is fixedly connected between the middle end of the bottom of the pretreatment barrel (10) and the lower end of the right side of the treatment box (1), a water pump (17) is fixedly arranged at the left lower end of the outer surface of the treatment box (1), an activated carbon filter screen (18) is fixedly arranged at the input end of the water pump (17), and an annular spray pipe (15) is fixedly arranged at the top of the output end of the water pump (17), the right side of water pump (17) output has atomizing spray tube (21) through fixed mounting between the inner chamber of pipeline and a preliminary treatment section of thick bamboo (10), fixed mounting has hot exchange pipe (12) between the input of air-blower (8) passes through the bottom of pipeline and water tank (7) inner chamber, the bottom fixedly connected with intake pipe (5) of hot exchange pipe (12).
2. The metal scrap roasting furnace exhaust gas recovery device according to claim 1, wherein: the lower end of the inner cavity of the treatment box (1) is fixedly connected with a guide plate (19), and the surface of the guide plate (19) is provided with an air guide hole.
3. The metal scrap roasting furnace exhaust gas recovery device according to claim 1, wherein: the left side fixedly connected with second support frame (16) of annular spray tube (15), the left side fixed connection of second support frame (16) is in handling the left upper end of case (1) inner chamber.
4. The metal scrap roasting furnace exhaust gas recovery device according to claim 1, wherein: the bottom fixedly connected with bottom plate (4) of handling case (1) surface, the bottom fixed connection in the left end at bottom plate (4) top of water tank (7) surface.
5. The metal scrap roasting furnace exhaust gas recovery device according to claim 1, wherein: the water tank is characterized in that the two ends of the left side of the water tank (7) are fixedly connected with a second water guide pipe (6), and a second control valve is fixedly mounted at the left end of the second water guide pipe (6).
6. The metal scrap roasting furnace exhaust gas recovery device according to claim 1, wherein: handle first aqueduct (3) of left side fixedly connected with of case (1), the quantity of first aqueduct (3) is two, the left end fixed mounting of first aqueduct (3) has first control valve, handle the middle-end fixedly connected with transparent glass board (2) on case (1) positive surface.
7. The metal scrap roasting furnace exhaust gas recovery device according to claim 1, wherein: the both ends on the left side of a pretreatment cylinder (10) are fixedly connected with first support frames (11), and the left side of each first support frame (11) is fixedly connected to the right side of the outer surface of the treatment box (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122902497.4U CN216770217U (en) | 2021-11-24 | 2021-11-24 | Waste gas recovery device for metal waste roasting furnace |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122902497.4U CN216770217U (en) | 2021-11-24 | 2021-11-24 | Waste gas recovery device for metal waste roasting furnace |
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| Publication Number | Publication Date |
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| CN216770217U true CN216770217U (en) | 2022-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122902497.4U Active CN216770217U (en) | 2021-11-24 | 2021-11-24 | Waste gas recovery device for metal waste roasting furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116518732A (en) * | 2023-05-11 | 2023-08-01 | 云南云帆有色金属股份有限公司 | Rotary kiln waste gas recovery system |
-
2021
- 2021-11-24 CN CN202122902497.4U patent/CN216770217U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116518732A (en) * | 2023-05-11 | 2023-08-01 | 云南云帆有色金属股份有限公司 | Rotary kiln waste gas recovery system |
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