CN112007477A - Organic waste gas absorption and desorption purification system - Google Patents
Organic waste gas absorption and desorption purification system Download PDFInfo
- Publication number
- CN112007477A CN112007477A CN202010754508.6A CN202010754508A CN112007477A CN 112007477 A CN112007477 A CN 112007477A CN 202010754508 A CN202010754508 A CN 202010754508A CN 112007477 A CN112007477 A CN 112007477A
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- Prior art keywords
- pipe
- waste gas
- telescopic
- spray tower
- organic waste
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- 239000007789 gas Substances 0.000 title claims abstract description 53
- 239000010815 organic waste Substances 0.000 title claims abstract description 26
- 238000000746 purification Methods 0.000 title claims abstract description 17
- 238000003795 desorption Methods 0.000 title claims abstract description 13
- 238000010521 absorption reaction Methods 0.000 title description 4
- 238000001179 sorption measurement Methods 0.000 claims abstract description 10
- 239000007921 spray Substances 0.000 claims description 63
- 239000007788 liquid Substances 0.000 claims description 46
- 239000002912 waste gas Substances 0.000 claims description 16
- 238000000926 separation method Methods 0.000 claims description 15
- 238000002347 injection Methods 0.000 claims description 10
- 239000007924 injection Substances 0.000 claims description 10
- 239000006260 foam Substances 0.000 claims description 7
- 238000005452 bending Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000002035 prolonged effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000012856 packing Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1487—Removing organic compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
- B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
- B01D46/522—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material with specific folds, e.g. having different lengths
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
- B01D53/185—Liquid distributors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/38—Removing components of undefined structure
- B01D53/44—Organic components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/79—Injecting reactants
Abstract
The invention discloses an organic waste gas adsorption and desorption purification system, which relates to the field of organic waste gas treatment.
Description
Technical Field
The invention relates to the field of organic waste gas treatment, in particular to an organic waste gas adsorption and desorption purification system.
Background
With the stricter and stricter national requirements on environmental protection, the importance of tail gas treatment is self-evident for the existing chemical enterprises. In the prior art, chemical spray absorption is a common process for treating organic tail gas, and a liquid film is formed on a filler through chemical absorption liquid, so that the mass transfer area is increased, harmful components in organic waste gas are absorbed, and physical or chemical changes can occur in the process.
Chinese patent publication No. CN106512641A discloses an organic waste gas purification device, which comprises a motor, a housing, an air inlet pipe and an air outlet pipe, wherein the air inlet pipe is connected to an air inlet cylinder arranged inside the housing, the upper end of the air inlet cylinder is connected to a cover plate, the upper end of the cover plate is provided with a packing frame, the packing frame is connected to the inner wall of the housing through a fixture block, the center of the packing frame is connected to a rotating shaft, the rotating shaft penetrates through the upper side wall of the housing and is connected to the motor, the upper end of the packing frame is provided with an activated carbon adsorption layer, the lower end of the housing is provided with a spray liquid, and the spray liquid inside the lower end of the right side of.
However, in the above scheme, when the air inlet pipe does not admit air, the spray liquid in the shell easily flows out through the air inlet pipe, and then the reduction of the purification liquid in the shell is caused.
Disclosure of Invention
The invention aims to provide an organic waste gas adsorption and desorption purification system, which achieves the aim of reducing the flow of spray liquid in a shell out of the shell through an air inlet pipe.
The technical purpose of the invention is realized by the following technical scheme: the utility model provides an organic waste gas inhales desorption clean system, includes the spray column, the external expert of spray column base annotates the liquid pipe, annotate liquid pipe one end and stretch out the spray column and install the liquid pump, a plurality of nozzles of other end installation, be equipped with the waste gas pipe that is located annotates liquid pipe top on the spray column lateral wall, the one end intercommunication that the waste gas pipe is stretching into in the spray column has the waste gas shower nozzle, the embedded horizontally separation plate that is equipped with of spray column, the separation plate is divided into two upper and lower spaces with the spray column, be equipped with the outlet duct on the separation plate, the cover is established on the outlet duct and
the spray tower is characterized by comprising a first exhaust pipe, wherein a plurality of exhaust holes are formed in the outer wall of the first exhaust pipe, a sliding plate is arranged on the inner wall of the first exhaust pipe through a telescopic piece, the sliding plate is connected to the inner wall of the air outlet pipe in a sliding mode, the telescopic piece drives the sliding plate to slide out or slide into the air outlet pipe, and a second exhaust pipe is arranged at the top end of the spray tower.
Through adopting above-mentioned technical scheme, spray liquid is spout from each nozzle, be equipped with the waste gas pipe that is located annotate liquid pipe top on the spray column lateral wall, reduce the purpose that spray liquid passes through waste gas pipe outflow spray column in the casing, the waste gas shower nozzle opening that is located the nozzle top makes progress, the area of contact of spray liquid with tail gas has been improved, absorptive efficiency has been improved, under the effect of extensible member, gas in the casing reaches certain atmospheric pressure, the drive sliding plate removes towards extensible member direction, gaseous discharging from the exhaust hole, organic waste gas and the contact time of spray liquid in the spray column have been prolonged, spray liquid can be more thorough to organic waste gas's purification.
Preferably, the telescopic part comprises a first telescopic pipe and a second telescopic pipe, the second telescopic pipe is movably arranged in the first telescopic pipe in a penetrating mode, the second telescopic pipe is connected in the first telescopic pipe in a sliding mode, one end of the first telescopic pipe is arranged on the inner wall of the exhaust pipe, and one end of the second telescopic pipe is connected to the sliding plate.
Through adopting above-mentioned technical scheme, gaseous when the spray column reaches certain atmospheric pressure, the drive sliding plate moves towards first expansion pipe direction, first expansion pipe slides in the flexible pipe of second so, when the sliding plate cunning moves out the outlet duct, gaseous from the exhaust hole discharge in the outlet duct, the contact time of organic waste gas and spray liquid in the spray column has been prolonged, after gaseous emission in the casing finishes, the flexible pipe of second can drive the sliding plate fast and slide in the outlet duct, the flexible pipe of second plays the guide effect to the removal of sliding plate, convenient next time uses.
Preferably, a foam breaker is arranged on the inner wall of the spray tower close to the second exhaust pipe.
By adopting the technical scheme, the mist in the gas is separated, the corrosion of the equipment is reduced, and the service life of the equipment is prolonged.
Preferably, the outlet pipe is located at the center of the separation plate.
By adopting the technical scheme, the air pressure on the two sides of the air outlet pipe is ensured to be the same, and the air outlet pipe is protected.
Preferably, the liquid injection pipe is a T-shaped pipe.
Through adopting above-mentioned technical scheme, can set up a plurality of shower nozzles at the both wings of T type, reach and use spraying liquid many times, improve purification efficiency.
Preferably, the separation plate top sets up the multilayer HEPA filter screen, the filter screen is bending structure, the filtration round hole of different diameters distributes on the filter screen face, and every layer of filter screen forms with the angle of difference alternately coincide each other.
By adopting the technical scheme, the gas upwards passes through the plurality of layers of filter screens, and the filter screens are folded and expanded in a plurality of layers from thick to thin in different densities and apertures, so that the flowing direction of the object is changed for a plurality of times when the object passes through, and the efficiency of the object is improved.
Preferably, the second exhaust pipe is provided with an exhaust gas detector.
By adopting the technical scheme, whether the tail gas reaches the standard is detected.
In conclusion, the invention has the following beneficial effects: the first spray liquid is sprayed out from each nozzle, the side wall of the spray tower is provided with a waste gas pipe positioned above the liquid injection pipe, the aim of reducing the spray liquid in the shell to flow out of the spray tower through the waste gas pipe is fulfilled,
second, under the effect of extensible member, gas in the casing reaches certain atmospheric pressure, and the drive sliding plate removes towards the extensible member direction, and gas is discharged from the exhaust hole, has prolonged organic waste gas and the contact time who sprays the liquid in the spray column, and it can be more thorough to organic waste gas's purification to spray the liquid.
Thirdly, because the filter screen is folded in multiple layers and arranged from coarse to fine in different densities and aperture, the flowing direction of the gas is changed for many times, the processing area is increased when the gas passes through, and the purification efficiency is increased.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an organic waste gas adsorption and desorption purification system;
FIG. 2 is an enlarged schematic view of structure 5 of FIG. 1;
fig. 3 is an enlarged schematic view of 12 in fig. 1.
1. A spray tower; 2. a liquid injection pipe; 3. a nozzle; 4. a liquid injection pump; 5. a foam breaker; 6. an exhaust gas pipe; 7. an exhaust gas showerhead; 8. a separation plate; 9. an alkaline liquid tank; 10. an air outlet pipe; 11. a first exhaust pipe; 12. an exhaust hole; 13. a sliding plate; 14. a second exhaust pipe; 15. an exhaust gas detector; 17. a first telescopic tube; 18. a second telescopic tube; 19. a HEPA filter screen; 20. and filtering the round hole.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The utility model provides an organic waste gas inhales desorption clean system, as figure 1, including spray column 1, spray column 1 base external expert annotates liquid pipe 2, it is T type pipe to annotate liquid pipe 2, annotates liquid pipe 2 one end and stretches out spray column 1 and installation annotates liquid pump 4, and a plurality of nozzles 3 of other end installation are equipped with the waste gas pipe 6 that is located annotate liquid pipe 2 top on the spray column 1 lateral wall, and the one end intercommunication of waste gas pipe 6 in stretching into spray column 1 has waste gas shower nozzle 7, and the spray liquid is spout from each nozzle 3, because be equipped with the waste gas pipe 6 that is located annotate liquid pipe 2 top on the spray column 1 lateral wall, reduces the purpose that the spray liquid passes through waste gas pipe 6 outflow spray column 1.
Referring to fig. 1-2, in order to increase the treatment effect of the spray liquid on the organic waste gas, a horizontal separation plate 8 is embedded in the spray tower 1, the separation plate 8 divides the spray tower 1 into an upper space and a lower space, an outlet pipe 10 is arranged on the separation plate 8, the outlet pipe 10 is located at the central position of the separation plate 8, a first exhaust pipe 11 is sleeved on the outlet pipe 10, a plurality of exhaust holes 12 are arranged on the outer wall of the first exhaust pipe 11, a sliding plate 13 is arranged on the inner wall of the first exhaust pipe 11 through a telescopic member, the sliding plate 13 is connected to the inner wall of the outlet pipe 10 in a sliding manner, the telescopic member drives the sliding plate 13 to slide out or into the outlet pipe 10, a second exhaust pipe 14 is arranged at the top end of the spray tower 1, a tail gas detector 15 is arranged on the exhaust pipe, an exhaust gas nozzle 7 located above the nozzle 3 opens upwards, when the gas in the shell reaches a certain pressure, the sliding plate 13 is driven to move towards the direction of the telescopic piece, the gas is discharged from the exhaust hole 12, the contact time of the organic waste gas and the spray liquid in the spray tower 1 is prolonged, and the spray liquid can purify the organic waste gas more thoroughly.
Referring to fig. 1-2, the telescopic member includes a first telescopic tube 17 and a second telescopic tube 18, the second telescopic tube 18 is movably inserted into the first telescopic tube 17, the second telescopic tube 18 is slidably connected into the first telescopic tube 17, one end of the first telescopic tube 17 is disposed on the inner wall of the exhaust tube, one end of the second telescopic tube 18 is connected to the sliding plate 13, when the gas in the spray tower 1 reaches a certain pressure, the sliding plate 13 is driven to move towards the first telescopic tube 17, the first telescopic tube 17 slides in the second telescopic tube 18, when the sliding plate 13 slides out of the outlet tube 10, the gas in the outlet tube 10 is exhausted from the exhaust hole 12, the contact time between the organic waste gas and the spray liquid in the spray tower 1 is prolonged, when the gas in the housing is exhausted, the second telescopic tube 18 can rapidly drive the sliding plate 13 to slide into the outlet tube 10, the second telescopic tube 18 plays a role in guiding the movement of the sliding plate 13, the next use is convenient.
As shown in fig. 1-2, a foam breaker 5 is installed on the inner wall of the spray tower 1 near the second exhaust pipe 14, the gas discharged from the exhaust hole 12 passes through the foam breaker 5, and the foam breaker 5 separates the foam in the gas, thereby reducing corrosion of the equipment and prolonging the service life of the equipment.
Like figure 1, like figure 3, separation plate 8 top sets up multilayer HEPA filter screen 19, and the filter screen is bending structure, and the filtration round hole 20 of different diameters distributes on the filter screen face, and every layer of filter screen forms with the angle of difference coincide alternately each other, and gaseous upwards passes through multilayer filter screen, because the folding expansion of filter screen multilayer is with different density, aperture by thick to thin range, changes flow direction many times when making the object pass through, increases its efficiency, and finally, second blast pipe 14 installation tail gas detector 15 detects whether its tail gas is up to standard.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention.
Claims (7)
1. An organic waste gas adsorption and desorption purification system comprises a spray tower (1) and is characterized in that a base of the spray tower (1) is externally connected with a liquid injection pipe (2), one end of the liquid injection pipe (2) extends out of the spray tower (1) and is provided with a liquid injection pump (4), the other end of the liquid injection pipe is provided with a plurality of nozzles (3), a waste gas pipe (6) positioned above the liquid injection pipe (2) is arranged on the side wall of the spray tower (1), one end of the waste gas pipe (6) extending into the spray tower (1) is communicated with a waste gas nozzle (7), a horizontal separation plate (8) is embedded in the spray tower (1), the separation plate (8) divides the spray tower (1) into an upper space and a lower space, an air outlet pipe (10) is arranged on the separation plate (8), a first air exhaust pipe (11) is sleeved on the air outlet pipe (10), a plurality of exhaust holes (, the inner wall of the first exhaust pipe (11) is provided with a sliding plate (13) through a telescopic piece, the sliding plate (13) is connected to the inner wall of the air outlet pipe (10) in a sliding mode, the telescopic piece drives the sliding plate (13) to slide out or slide into the air outlet pipe (10), and a second exhaust pipe (14) is arranged at the top end of the spray tower (1).
2. The system according to claim 1, wherein the organic waste gas adsorption and desorption purification system comprises: the telescopic piece comprises a first telescopic pipe (17) and a second telescopic pipe (18), the second telescopic pipe (18) is movably arranged in the first telescopic pipe (17) in a penetrating mode, the second telescopic pipe (18) is connected in the first telescopic pipe (17) in a sliding mode, one end of the first telescopic pipe (17) is arranged on the inner wall of the exhaust pipe, and one end of the second telescopic pipe (18) is connected to the sliding plate (13).
3. The system according to claim 1, wherein the organic waste gas adsorption and desorption purification system comprises: and a foam breaker (5) is arranged on the inner wall of the spray tower (1) close to the second exhaust pipe (14).
4. The system according to claim 1, wherein the organic waste gas adsorption and desorption purification system comprises: the air outlet pipe (10) is positioned at the central position of the separating plate (8).
5. The system according to claim 1, wherein the organic waste gas adsorption and desorption purification system comprises: the liquid injection pipe (2) is a T-shaped pipe.
6. The system according to claim 1, wherein the system comprises: the separation plate (8) top sets up multilayer HEPA filter screen (19), filter screen (19) are bending structure, filter round hole (20) of the different diameters of distribution on filter screen (19) face, every layer of filter screen (19) are alternately coincide each other with the angle of difference and form.
7. The system according to claim 1, wherein the system comprises: and the second exhaust pipe (14) is provided with an exhaust gas detector (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010754508.6A CN112007477A (en) | 2020-07-31 | 2020-07-31 | Organic waste gas absorption and desorption purification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010754508.6A CN112007477A (en) | 2020-07-31 | 2020-07-31 | Organic waste gas absorption and desorption purification system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112007477A true CN112007477A (en) | 2020-12-01 |
Family
ID=73499084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010754508.6A Pending CN112007477A (en) | 2020-07-31 | 2020-07-31 | Organic waste gas absorption and desorption purification system |
Country Status (1)
| Country | Link |
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| CN (1) | CN112007477A (en) |
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- 2020-07-31 CN CN202010754508.6A patent/CN112007477A/en active Pending
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