CN204219989U - A kind of device for eliminating still kettle waste gas bad smell - Google Patents
A kind of device for eliminating still kettle waste gas bad smell Download PDFInfo
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- CN204219989U CN204219989U CN201420608327.2U CN201420608327U CN204219989U CN 204219989 U CN204219989 U CN 204219989U CN 201420608327 U CN201420608327 U CN 201420608327U CN 204219989 U CN204219989 U CN 204219989U
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Abstract
The utility model discloses a kind of device for eliminating still kettle waste gas bad smell, comprising the heat exchange water tank connected successively, one-level cooling water tank, secondary cooling water tank, fog desulfurizing tower, cascade desulfurizing tower, rotating stream tray scrubber; The bottom of described fog desulfurizing tower is provided with air inlet for inputting waste gas and for the discharge outlet of sewage effluent and the exhaust outlet be provided with at top for exporting waste gas and the fog desulfurizing device for spraying water smoke; The bottom of described cascade desulfurizing tower be provided with air inlet for inputting waste gas and for sewage effluent discharge outlet and be provided with the exhaust outlet for exporting waste gas and the water curtain desulfurating apparatus for spraying cascade at top; Middle part in cascade desulfurizing tower is also disposed with active carbon desulfurization layer and charcoal desulfurization layer from top to bottom; The bottom of described rotating stream tray scrubber is provided with discharge outlet and this discharge outlet is connected with for precipitated solid contamination precipitation pond.
Description
Technical field
The utility model relates to still kettle equipment technical field, particularly relates to a kind of device for eliminating still kettle waste gas bad smell.
Background technology
Still kettle steams still also known as steam-cured still, pressure, is a kind of large pressurized vessel of bulky, heavier-weight.Still kettle purposes is very extensive, widely apply still kettle still kettle in the steam press maintenance of the construction materials such as air-entrained concrete building block, concrete tubular pile, Dinas brickes, coal-dust brick, microporous silicate plate, New Type Light-weight Wall Material, insulation asbestos board, high strength gypsum, in still, complete CaO-Si0
2-H
2the hydro-thermal reaction of O.
The waste gas produced by still kettle is mostly containing unpleasant hydrogen sulfide composition, and the smell is awful but also can seriously atmosphere pollution for hydrogen sulfide.Such as, after needing the product of steam pressure by the every still filling of the small-sized still kettle of long 30.5m diameter 2m, its sky volume is about 65 cubic metres.To produce the cement board of 1,000 ten thousand square metres per year, (need 6 still kettles) every day under without any disposition can be discharged 485 cubic metres of bad air contaminated environment and affect Plant personnel health.How to process these waste gas produced by still kettle and become the thing that a lot of enterprise is perplexed for it.
Summary of the invention
The purpose of this utility model is to provide effectively can process sulphur-containing exhaust gas for above problem, reduces its a kind of device for eliminating still kettle waste gas bad smell to atmosphere pollution.
In order to realize above effect, the technical solution adopted in the utility model is: a kind of device for eliminating still kettle waste gas bad smell, comprise the heat exchange water tank connected successively, one-level cooling water tank, secondary cooling water tank, fog desulfurizing tower, cascade desulfurizing tower, rotating stream tray scrubber; In described heat exchange water tank, be wherein provided with two groups of disjunct serpentine coils be immersed in water, wherein one group of serpentine coil input waste gas output in one-level cooling water tank, another group serpentine coil be incubated softened water tank and circulate and be connected and drive soft water to circulate form soft water heating circulation system at this between the two by water pump; Described one-level cooling water tank be provided with in secondary cooling water tank that some circles are connected be immersed in water for carrying and the serpentine coil of cooling exhaust; The bottom of described fog desulfurizing tower is provided with air inlet for inputting waste gas and for the discharge outlet of sewage effluent and the exhaust outlet be provided with at top for exporting waste gas and the fog desulfurizing device for spraying water smoke; The bottom of described cascade desulfurizing tower be provided with air inlet for inputting waste gas and for sewage effluent discharge outlet and be provided with the exhaust outlet for exporting waste gas and the water curtain desulfurating apparatus for spraying cascade at top; Middle part in cascade desulfurizing tower is also disposed with active carbon desulfurization layer and charcoal desulfurization layer from top to bottom; The bottom of described rotating stream tray scrubber is provided with discharge outlet and this discharge outlet is connected with for precipitated solid contamination precipitation pond, in described sedimentation basin, is provided with multiple dividing plate for reducing water velocity.
Heat exchange water tank, one-level cooling water tank and secondary cooling water tank in a kind of device for eliminating still kettle waste gas bad smell that the utility model provides can cool the HTHP waste gas from still kettle, reduce its temperature and pressure thus reduce the flow velocity of waste gas in this device to be more conducive to follow-uply processing waste gas; Especially heat exchange water tank, one group of serpentine coil forming soft water heat cycles is also had in heat exchange water tank, this group serpentine coil organizes by the water in heat exchange water tank and another and carries the serpentine coil of waste gas to carry out heat exchange thus the soft water heated in this group serpentine coil, and this can not only cool waste gas by the used heat in effective recycling waste gas with also more having.
Fog desulfurizing tower and cascade desulfurizing tower can carry out washing process respectively by fog desulfurizing device wherein and water curtain desulfurating apparatus to waste gas, this can carry out cooling to waste gas further can remove particulate component in waste gas and water-soluble composition simultaneously, discharges in especially unpleasant in waste gas hydrogen sulfide composition water soluble from discharge outlet.Charcoal desulfurization layer in cascade desulfurizing tower and active carbon desulfurization layer can adsorb the adsorbable component in waste gas, the material of simultaneously charcoal desulfurization layer and the absorption of active carbon desulfurization layer under the cooperation of water curtain desulfurating apparatus can by constantly washed away make charcoal desulfurization layer and active carbon desulfurization layer can keep adsorption effect for a long time.
Rotating stream tray scrubber can remove suspended particulate in waste gas and steam, and wherein the delivery port of rotating stream tray scrubber is connected with sedimentation basin, and the dividing plate in sedimentation basin can slow down water velocity and promote to fix contamination precipitation in waste water.
Further, water treatment being become soft water and inputting the soft water processor being incubated softened water tank of being connected with described sedimentation basin delivery port is also comprised.
Further, the serpentine coil that two groups of serpentine coils in described heat exchange water tank are connected by some circles is respectively formed.Technical staff regulates the number of turn of serpentine coil in each serpentine coil group by actual conditions.
Further, the cooling tower cooled for water inner both this being arranged on described one-level cooling water tank and secondary cooling water tank top respectively is also comprised.Cooling tower can cool the water in one-level cooling water tank and secondary cooling water tank, makes water temperature unanimously keep reduced levels thus the cooling effect of maintenance cooling water tank.
Accompanying drawing explanation
Fig. 1 is the connection diagram of each parts of the utility model.
Fig. 2 is the connection diagram of each parts of soft water heating circulation system.
Fig. 3 is the internal structure schematic diagram of fog desulfurizing tower.
Fig. 4 is the internal structure schematic diagram of cascade desulfurizing tower.
Wherein, 1 is heat exchange water tank, and 2 is one-level cooling water tank, 3 is secondary cooling water tank, and 4 is fog desulfurizing tower, and 41 is fog desulfurizing device, 5 is cascade desulfurizing tower, and 51 is water curtain desulfurating apparatus, and 52 is active carbon desulfurization layer, 53 is charcoal desulfurization layer, 6 is insulation softened water tank, and 7 is soft water processor, and 8 is cooling tower, 9 is rotating stream tray scrubber, 10 sedimentation basins.
Detailed description of the invention
Now with detailed description of the invention, the utility model technical scheme required for protection is described in further detail by reference to the accompanying drawings.
As shown in Figure 1, a kind of device for eliminating still kettle waste gas bad smell in the present embodiment includes the heat exchange water tank 1 connected successively, one-level cooling water tank 2, secondary cooling water tank 3, fog desulfurizing tower 4, cascade desulfurizing tower 5, rotating stream tray scrubber 9, sedimentation basin 10.
As shown in Figure 2, wherein heat exchange water tank 1 can also form soft water heating circulation system with attemperater, has two groups to be disjunctly immersed in serpentine coil in water and the serpentine coil that this two groups of serpentine coils are connected by two circles is formed in heat exchange water tank 1 inside.Wherein one group of serpentine coil is used for cooling and conveying waste gas, the large heat-transfer effect of surface area due to serpentine coil is good, and the high-temp waste gas in this group serpentine coil carries out heat exchange by the water in serpentine coil and heat exchange water tank 1 can be made the temperature of waste gas reduce thus achieve the function cooled waste gas; This group serpentine coil is connected with one-level cooling water tank 2, and waste gas to be transported in one-level cooling water tank 2 thus the conveying function achieved waste gas through this group serpentine coil.Another group serpentine coil then circulate with insulation softened water tank 6 and is connected and drives soft water to flow form soft water heating circulation system at this between the two by water pump, and the Main Function of this group serpentine coil in soft water heating circulation system heats soft water; Due to the water in heat exchange water tank 1 and high-temp waste gas carry out heat exchange after its temperature can rise, the temperature of soft water can be made to raise after carrying out heat exchange by this group serpentine coil and the lower soft water of temperature thus achieve the heat effect to soft water, and the water temperature after carrying out heat exchange with soft water in heat exchange water tank 1 also correspondingly can decline and keeps the cooling effect of heat exchange water tank 1 pair of waste gas.Insulation softened water tank 6 is mainly used to store soft water, and just need soft water processor 7 to supplement soft water to insulation softened water tank 6 when soft water is consumed, soft water processor 7 can become soft water the water treatment in sedimentation basin 10; Simultaneously also owing to having the consumption of soft water and having soft water processor 7 to supplement soft water to insulation softened water tank 6, make the water temperature in soft water heating circulation system can not due to too high and have impact on the cooling effect of heat exchange water tank 1 pair of waste gas.
One-level cooling water tank 2 is identical with the structure similar action of secondary cooling water tank 3, and the serpentine coil having six circles to be connected in one-level cooling water tank 2 is immersed in water, and the serpentine coil then having four circles to be connected in secondary cooling water tank 3 is immersed in water.Similar to heat exchange water tank 1, can heat exchange be carried out by serpentine coil and water thus achieve the refrigerating function to waste gas when waste gas flows in the serpentine coil of one-level cooling water tank 2 and secondary cooling water tank 3.Reduced levels is remained in order to make the water temperature of one-level cooling water tank 2 and secondary cooling water tank 3, cooled by the water installed in cooling tower 8 pairs of water tanks, wherein one-level cooling water tank 2 top is provided with two cooling towers 8 in the present embodiment, and is provided with a cooling tower 8 at secondary cooling water tank 3 top.
Waste gas is formerly afterwards through heat exchange water tank 1, and after the cooling of a grade cooling tower 8 and two grade cooling towers 8, its temperature significantly can reduce its pressure and also therefore reduce.The flowing velocity that the process carrying out decrease temperature and pressure to waste gas can make waste gas in device reduces, and adds waste gas and made the treatment effect of device to waste gas better by the time of device process in a device.
As shown in Figure 3, the air inlet of fog desulfurizing tower 4 is positioned at bottom exhaust outlet and is then positioned at top, waste gas inputs from air inlet and must rise to top from the bottom of fog desulfurizing tower 4 when exporting from exhaust outlet, in the position at top, fog desulfurizing device 41 is also installed, fog desulfurizing device 41 can spray water smoke in tower, the water smoke that must spray through fog desulfurizing device 41 when waste gas rises to exhaust outlet from mouth of entering, water smoke can stop that the part solid granulates in waste gas rises also can eliminate the water-soluble composition of part in waste gas, especially hydrogen sulfide simultaneously.Can accumulate large amount of sewage in the bottom of fog desulfurizing tower 4, the discharge outlet that the sewage of these accumulation can be arranged at bottom fog desulfurizing tower 4 is drained.
As shown in Figure 4, the structure of cascade desulfurizing tower 5 is similar with the structure of fog desulfurizing tower 4, the air inlet of cascade desulfurizing tower 5 is positioned at bottom exhaust outlet and is then positioned at top, waste gas inputs from air inlet and must rise to top from the bottom of cascade desulfurizing tower 5 when exporting from exhaust outlet, also be provided with water curtain desulfurating apparatus 51 at the top of cascade desulfurizing tower 5, water curtain desulfurating apparatus 51 can spray a large amount of current; The active carbon desulfurization layer 52 for desulfurization and charcoal desulfurization layer 53 is also provided with from top to bottom successively in cascade desulfurizing tower 5 inside.The adsorbable composition of part in active carbon desulfurization layer 52 and the adsorbable waste gas of charcoal desulfurization layer 53, the current that water curtain desulfurating apparatus 51 sprays then can eliminate water-soluble composition in waste gas further, the material that charcoal desulfurization layer 53 and active carbon desulfurization layer 52 adsorb under the cooperation of water curtain desulfurating apparatus 51 simultaneously can by constantly washed away make charcoal desulfurization layer 53 and active carbon desulfurization layer 52 can keep adsorption effect for a long time.Can accumulate large amount of sewage in the bottom of cascade desulfurizing tower 5, the discharge outlet that the sewage of these accumulation can be arranged at bottom fog desulfurizing tower 4 is drained.
The sewage that above fog desulfurizing tower 4 and cascade desulfurizing tower 5 produce can be transported to sewage treatment plant and process, and eliminates sewage to the pollution of environment.
Waste gas can enter in rotating stream tray scrubber 9 after leaving fog desulfurizing tower 4, particle in the further scavenging of rotating stream tray scrubber 9 energy and steam, wherein the delivery port of rotating stream tray scrubber 9 is connected with sedimentation basin 10, dividing plate in sedimentation basin 10 can slow down water velocity and promote solid impurity (calcium sulfate and calcium hydroxide etc.) precipitation in waste water, waste water energy after sedimentation basin 10 processes is transported to and is treated to soft water in soft water processor 7 and recycles, and the solid impurity also recoverable after precipitation.
Waste gas can remove wherein water-soluble composition, adsorbable component and particulate component after a kind of device process for eliminating still kettle waste gas bad smell of the present embodiment, especially unpleasant in waste gas hydrogen sulfide composition.
The examples of implementation of the above are only the preferred embodiment of the utility model, not limit practical range of the present utility model with this, therefore the change that all shapes according to the utility model, principle are done, all should be encompassed in protection domain of the present utility model.
Claims (4)
1., for eliminating a device for still kettle waste gas bad smell, it is characterized in that; Comprise the heat exchange water tank (1) connected successively, one-level cooling water tank (2), secondary cooling water tank (3), fog desulfurizing tower (4), cascade desulfurizing tower (5), rotating stream tray scrubber (9); Wherein in described heat exchange water tank (1), be provided with two groups of disjunct serpentine coils be immersed in water, wherein one group of serpentine coil input waste gas output in one-level cooling water tank (2), another group serpentine coil be incubated softened water tank (6) and circulate and be connected and drive soft water to circulate form soft water heating circulation system at this between the two by water pump; Described one-level cooling water tank (2) be provided with in secondary cooling water tank (3) that some circles are connected be immersed in water for carrying and the serpentine coil of cooling exhaust; The bottom of described fog desulfurizing tower (4) is provided with air inlet for inputting waste gas and for the discharge outlet of sewage effluent and the exhaust outlet be provided with at top for exporting waste gas and the fog desulfurizing device (41) for spraying water smoke; The bottom of described cascade desulfurizing tower (5) is provided with air inlet for inputting waste gas and for the discharge outlet of sewage effluent and the exhaust outlet be provided with at top for exporting waste gas and the water curtain desulfurating apparatus (51) for spraying cascade; Middle part in cascade desulfurizing tower (5) is also disposed with active carbon desulfurization layer (52) and charcoal desulfurization layer (53) from top to bottom; The bottom of described rotating stream tray scrubber (9) is provided with discharge outlet and this discharge outlet is connected with for precipitated solid contamination precipitation pond (10), in described sedimentation basin (10), is provided with multiple dividing plate for reducing water velocity.
2. a kind of device for eliminating still kettle waste gas bad smell according to claim 1, is characterized in that; Also comprise the soft water that water treatment become be connected with described sedimentation basin (10) delivery port and also input the soft water processor (7) being incubated softened water tank (6).
3. a kind of device for eliminating still kettle waste gas bad smell according to claim 1, is characterized in that; The serpentine coil that two groups of serpentine coils in described heat exchange water tank (1) are connected by some circles is respectively formed.
4. a kind of device for eliminating still kettle waste gas bad smell according to claim 1, is characterized in that; Also comprise the cooling tower (8) cooled for water inner both this being arranged on described one-level cooling water tank (2) and secondary cooling water tank (3) top respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420608327.2U CN204219989U (en) | 2014-10-21 | 2014-10-21 | A kind of device for eliminating still kettle waste gas bad smell |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420608327.2U CN204219989U (en) | 2014-10-21 | 2014-10-21 | A kind of device for eliminating still kettle waste gas bad smell |
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| Publication Number | Publication Date |
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| CN204219989U true CN204219989U (en) | 2015-03-25 |
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| CN201420608327.2U Active CN204219989U (en) | 2014-10-21 | 2014-10-21 | A kind of device for eliminating still kettle waste gas bad smell |
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| CN (1) | CN204219989U (en) |
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2014
- 2014-10-21 CN CN201420608327.2U patent/CN204219989U/en active Active
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