CN210916155U - Annealing furnace for stainless steel products with self-purification filtering system - Google Patents
Annealing furnace for stainless steel products with self-purification filtering system Download PDFInfo
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- CN210916155U CN210916155U CN201921139283.2U CN201921139283U CN210916155U CN 210916155 U CN210916155 U CN 210916155U CN 201921139283 U CN201921139283 U CN 201921139283U CN 210916155 U CN210916155 U CN 210916155U
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Abstract
The utility model discloses a stainless steel product is with annealing stove with self-purification filtration system, including furnace body and filtration system, filtration system includes first heat exchanger, the second heat exchanger, the rose box, the storage water tank and spray the case, the top and the bottom of furnace body are provided with gas outlet and air inlet respectively, the furnace body passes through the air inlet of tube coupling first heat exchanger, the entrance point of tube coupling rose box is passed through to the gas outlet of first heat exchanger, the exit end of rose box passes through the tube coupling and sprays the air inlet that sprays of case, the air inlet of tube coupling second heat exchanger is passed through to the gas outlet that sprays the case, the tube coupling air inlet is passed through to the gas outlet of second heat exchanger, the cold water access connection cold water pipeline of first heat exchanger, the intake end of its hot water exit linkage storage water tank, the water outlet end of storage water tank passes through the. The utility model discloses can effectively purify the flue gas, effectively save manufacturing cost and can avoid the polluted environment.
Description
Technical Field
The utility model belongs to the technical field of the stainless steel product processing equipment, concretely relates to stainless steel product is with annealing stove with self-purification filtration system.
Background
The heat treatment furnace is divided into an annealing furnace, a quenching furnace, a tempering furnace, a normalizing furnace and a quenching and tempering furnace, and is mainly used for annealing large-scale carbon steel and alloy steel parts, tempering surface quenching parts, stress relief annealing of welding parts, aging and other heat treatment processes.
Disclosure of Invention
In order to solve the defects of the prior art, the utility model aims to provide an annealing furnace with a self-purification and filtration system for stainless steel products, which can effectively purify flue gas, effectively save production cost and avoid environmental pollution.
In order to achieve the above object, the utility model adopts the following technical scheme:
annealing stove is used to stainless steel product with self-purification filtration system, including furnace body and filtration system, filtration system includes first heat exchanger, the second heat exchanger, the rose box, the storage water tank with spray the case, the top and the bottom of furnace body are provided with gas outlet and air inlet respectively, the furnace body passes through the air inlet of tube coupling first heat exchanger, the entrance point of tube coupling rose box is passed through to the gas outlet of first heat exchanger, the exit end of rose box passes through the tube coupling and sprays the air inlet that sprays of case, the gas outlet that sprays of case passes through the air inlet of tube coupling second heat exchanger, the gas outlet of second heat exchanger passes through the tube coupling air inlet, the cold water inlet connection cold water pipeline of first heat exchanger, the end of intaking of its hot water exit linkage storage water tank, the play water end of storage water tank passes through the.
Preferably, the inside of aforementioned rose box is provided with first filter screen and second filter screen, can filter debris such as toxic metal, carbonaceous particulate matter in the flue gas.
Preferably, the first baffle, the second baffle and the third baffle are sequentially arranged in the spraying box along the gas flowing direction, the heights of the first baffle, the second baffle and the third baffle are the same and are smaller than the height of the spraying box, the flowing speed of the flue gas can be reduced, the flue gas is fully mixed with the spraying liquid, and acidic substances in the flue gas are effectively removed.
More preferably, the top ends of the first baffle and the third baffle are fixed on the top wall of the spraying box, and the bottom end of the second baffle is fixed on the bottom wall of the spraying box.
Further preferably, the aforesaid is sprayed the inside of case and is provided with first spraying pipeline, the second sprays pipeline and third and sprays the pipeline, and first spraying pipeline is fixed in first baffle and sprays the bottom between the case right side inner wall, and the second sprays the top that the pipeline is fixed in between the first baffle second baffle, and the third sprays the bottom that the pipeline is fixed in between second baffle and the third baffle, sprays the liquid through three spraying pipeline blowout basicity in proper order, the acidic material that has in the more abundant neutralization flue gas.
Specifically, the top parts of the first spraying pipeline and the third spraying pipeline and the bottom part of the second spraying pipeline are connected with spraying heads.
Preferably, a drying filter screen is arranged between the third baffle and the left side wall of the spraying box, and can absorb moisture in the gas to perform a drying function.
Still preferably, the spraying air inlet of the spraying box is arranged at the top between the first baffle plate and the right side wall of the spraying box.
The utility model discloses an useful part lies in: the annealing furnace for stainless steel products with the self-purification filtering system can effectively purify the flue gas, and send the purified protective gas into the annealing furnace again, thereby effectively saving the production cost and avoiding polluting the environment; the directions of alkaline spray liquid sprayed out of the three spray pipelines of the spray box are opposite to the flowing direction of the gas, so that the spray liquid and the gas can be more fully contacted, and acidic substances in the flue gas can be more fully neutralized, so that the purification effect is improved; the purified gas and hot water are heated after heat exchange and then enter the furnace body, so that the influence on the annealing effect caused by the reduction of the temperature in the furnace body can be avoided.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
The meaning of the reference symbols in the figures: 1. the furnace body, 1.1, the gas outlet, 1.2, the air inlet, 2, first heat exchanger, 3, the second heat exchanger, 4, the rose box, 5, the storage water tank, 6, spray the case, 6.1, spray the air inlet, 6.2, spray the gas outlet, 7, the cold water pipeline, 8, first filter screen, 9, the second filter screen, 10, first baffle, 11, the second baffle, 12, the third baffle, 13, the first pipeline that sprays, 14, the second pipeline that sprays, 15, the third pipeline that sprays, 16, sprinkler, 17, dry filter screen.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1, the utility model discloses stainless steel product is with annealing stove with self-purification filtration system, including furnace body 1 and filtration system, filtration system includes first heat exchanger 2, second heat exchanger 3, rose box 4, storage water tank 5 and sprays case 6.
The top and the bottom of furnace body 1 are provided with gas outlet 1.1 and air inlet 1.2 respectively, furnace body 1 passes through the air inlet of tube coupling first heat exchanger 2, the entrance point of tube coupling rose box 4 is passed through to the gas outlet of first heat exchanger 2, the exit end of rose box 4 passes through the tube coupling and sprays air inlet 6.1 of case 6, the air inlet of second heat exchanger 3 is passed through the tube coupling to the gas outlet 6.2 that sprays of case 6, the gas outlet of second heat exchanger 3 passes through tube coupling air inlet 1.2, the cold water inlet of first heat exchanger 2 connects cold water pipeline 7, the end of intaking of its hot water exit linkage storage water tank 5, the water outlet end of storage water tank 5 passes through the water inlet of tube coupling second heat exchanger 3. A water pump is arranged on a connecting pipeline between the water storage tank 5 and the second heat exchanger 3.
The inside of rose box 4 is provided with first filter screen 8 and second filter screen 9, can filter debris such as toxic metal, carbonaceous particulate matter in the flue gas.
The inside of spraying case 6 has set gradually first baffle 10, second baffle 11 and third baffle 12 along the gas flow direction, and first baffle 10, second baffle 11 and third baffle 12 highly all the same, and all be less than spraying case 6 highly, can reduce the flow velocity of flue gas to fully mix with the spray solution, effectively detach the acidic material wherein. The top ends of the first baffle plate 10 and the third baffle plate 12 are fixed on the top wall of the spray box 6, and the bottom end of the second baffle plate 11 is fixed on the bottom wall of the spray box 6.
The inside of spraying case 6 is provided with first spraying pipe way 13, second spraying pipe way 14 and third spraying pipe way 15, first spraying pipe way 13 is fixed in first baffle 10 and sprays the bottom between the 6 right side inner walls of case, second spraying pipe way 14 is fixed in the top between first baffle 10 second baffle 11, third spraying pipe way 15 is fixed in the bottom between second baffle 11 and the third baffle 12, alkaline sprays liquid through three spraying pipe way blowout in proper order, the acidic material that has in the more abundant neutralization flue gas. The top of the first and third spray lines 13, 15 and the bottom of the second spray line 14 are each connected with a spray head 16.
A drying filter screen 17 is arranged between the third baffle 12 and the left side wall of the spraying box 6, and can absorb water vapor in the gas to play a drying role. The spraying air inlet 6.1 of the spraying box 6 is arranged at the top between the first baffle 10 and the right side wall of the spraying box 6, and the spraying air outlet 6.2 is arranged on the left side wall of the spraying box 6.
For better explanation of the present invention, the following description specifically describes the working process thereof:
high-temperature flue gas in the furnace body 1 enters the first heat exchanger 2 through a pipeline, cold water is heated into hot water, the hot water is conveyed into the water storage tank 5, the cooled flue gas enters the filter tank 4, impurities such as toxic metals and carbon-containing particles in the flue gas can be filtered out through the two layers of filter screens, the filtered gas enters the spray tank 6 for spray treatment, acidic substances in the flue gas are removed, and then the filtered gas is absorbed by the drying filter screen 17; the purified gas enters the second heat exchanger 3, meanwhile, the water in the water storage tank 5 is also fed into the second heat exchanger 3, and the gas is heated and then enters the furnace body 1.
The annealing furnace for stainless steel products with the self-purification filtering system can effectively purify the flue gas, and send the purified protective gas into the annealing furnace again, thereby effectively saving the production cost and avoiding polluting the environment; the directions of alkaline spray liquid sprayed by the three spray pipelines of the spray box 6 are opposite to the flowing direction of the gas, so that the spray liquid and the gas can be more fully contacted, and acidic substances in the flue gas can be more fully neutralized, so that the purification effect is improved; the purified gas and hot water are heated after heat exchange and then enter the furnace body 1, so that the influence on the annealing effect caused by the reduction of the temperature in the furnace body 1 can be avoided.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the above embodiments do not limit the present invention in any way, and all technical solutions obtained by adopting equivalent replacement or equivalent transformation fall within the protection scope of the present invention.
Claims (8)
1. The annealing furnace with the self-purification and filtration system for the stainless steel products comprises a furnace body (1) and a filtration system, and is characterized in that the filtration system comprises a first heat exchanger (2), a second heat exchanger (3), a filter box (4), a water storage tank (5) and a spray box (6), wherein a gas outlet (1.1) and a gas inlet (1.2) are respectively arranged at the top end and the bottom end of the furnace body (1), the furnace body (1) is connected with the gas inlet of the first heat exchanger (2) through a pipeline, the gas outlet of the first heat exchanger (2) is connected with the inlet end of the filter box (4) through a pipeline, the outlet end of the filter box (4) is connected with the spray gas inlet (6.1) of the spray box (6) through a pipeline, the spray gas outlet (6.2) of the spray box (6) is connected with the gas inlet of the second heat exchanger (3) through a pipeline, the gas outlet of the second heat exchanger (3, the cold water inlet of the first heat exchanger (2) is connected with a cold water pipeline (7), the hot water outlet of the first heat exchanger is connected with the water inlet end of the water storage tank (5), and the water outlet end of the water storage tank (5) is connected with the water inlet of the second heat exchanger (3) through a pipeline.
2. Annealing furnace for stainless steel products with self-cleaning filtration system according to claim 1, characterized in that inside the filtration box (4) there are provided a first (8) and a second (9) filter.
3. The annealing furnace for stainless steel products with self-cleaning filtration system according to claim 1, characterized in that the interior of the spray box (6) is provided with a first baffle (10), a second baffle (11) and a third baffle (12) in sequence along the gas flow direction, the first baffle (10), the second baffle (11) and the third baffle (12) all have the same height and are all smaller than the height of the spray box (6).
4. The lehr for stainless steel products with self-cleaning filtration system according to claim 3 wherein the top ends of the first baffle (10) and the third baffle (12) are fixed to the top wall of the spray box (6) and the bottom ends of the second baffle (11) are fixed to the bottom wall of the spray box (6).
5. The annealing furnace for stainless steel products with self-cleaning filtration system according to claim 4, wherein the inside of the spray box (6) is provided with a first spray pipe (13), a second spray pipe (14) and a third spray pipe (15), the first spray pipe (13) is fixed at the bottom between the first baffle (10) and the inner wall of the right side of the spray box (6), the second spray pipe (14) is fixed at the top between the first baffle (10) and the second baffle (11), and the third spray pipe (15) is fixed at the bottom between the second baffle (11) and the third baffle (12).
6. Annealing furnace for stainless steel products with self-cleaning filtration system according to claim 5, characterized in that spraying heads (16) are connected to the top of the first (13) and third (15) spraying lines and to the bottom of the second spraying line (14).
7. Annealing furnace for stainless steel products with self-cleaning filtration system according to claim 3, characterized in that between the third baffle (12) and the left side wall of the spray box (6) is arranged a dry filter screen (17).
8. Annealing furnace for stainless steel products with self-cleaning filtration system according to claim 3, characterized in that the spray air inlet (6.1) of the spray box (6) is placed at the top between the first baffle (10) and the right side wall of the spray box (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921139283.2U CN210916155U (en) | 2019-07-19 | 2019-07-19 | Annealing furnace for stainless steel products with self-purification filtering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921139283.2U CN210916155U (en) | 2019-07-19 | 2019-07-19 | Annealing furnace for stainless steel products with self-purification filtering system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210916155U true CN210916155U (en) | 2020-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921139283.2U Active CN210916155U (en) | 2019-07-19 | 2019-07-19 | Annealing furnace for stainless steel products with self-purification filtering system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210916155U (en) |
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2019
- 2019-07-19 CN CN201921139283.2U patent/CN210916155U/en active Active
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