CN209744393U - Corrosion-resistant chimney - Google Patents
Corrosion-resistant chimney Download PDFInfo
- Publication number
- CN209744393U CN209744393U CN201920429817.9U CN201920429817U CN209744393U CN 209744393 U CN209744393 U CN 209744393U CN 201920429817 U CN201920429817 U CN 201920429817U CN 209744393 U CN209744393 U CN 209744393U
- Authority
- CN
- China
- Prior art keywords
- chimney
- condensate
- corrosion
- tail gas
- resistant
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Chimneys And Flues (AREA)
Abstract
The utility model relates to a sulphur is retrieved the environmental protection technology field, especially relates to a corrosion-resistant chimney. The corrosion-resistant chimney comprises: the device comprises a chimney outer cylinder, a chimney inner cylinder and a condensate separating and converging device, wherein the chimney inner cylinder is made of toughened glass, an anti-corrosion coating is sprayed on the inner wall of the chimney inner cylinder, the condensate separating and converging device is arranged at a tail gas outlet at the top of the chimney inner cylinder, and the condensate separating and converging device is configured to separate and collect acid liquid drops in the tail gas. The utility model discloses a chimney urceolus adds the double-sleeve structure of toughened glass chimney inner tube, and at chimney inner tube inner wall spraying corrosion resistant coating, can improve the corrosion resistance of chimney when providing the high strength support, simultaneously the utility model discloses well lime set separation converging device can effectively separate out the acid liquid drop in the tail gas, reduces by a wide margin and smugglies the atmospheric condensate amount of entering secretly by tail gas, reduces the emergence of "chimney rain" environmental problem.
Description
Technical Field
The utility model relates to a sulphur is retrieved the environmental protection technology field, especially relates to a corrosion-resistant chimney.
Background
The acid gas sulfuric acid making process is an advanced sulfur recovery technology, and can treat acid gas with hydrogen sulfide (H2S) content in 3-90 vol% and great concentration range and convert the acid gas into high concentration commercial grade concentrated sulfuric acid. Among the various solutions for producing sulfuric acid, the wet process for producing acid (WSA) by toprim is widely used.
Present WSA device discharges chimney is mostly the steel structure, because of containing compositions such as sulfur dioxide (SO2), nitrogen oxide (NOx) in the WSA emission tail gas, meets the aqueous synthetic acid liquid, causes long-term corrosion to the steel structure, easily causes the perforation seepage of chimney, causes equipment shutdown to overhaul or even abandonment to rebuild. And with the continuous enhancement of environmental protection, the emission requirement of SO2 in the tail gas is more and more strict, SO that a tail gas treatment facility has to be additionally arranged on the WSA device. The method for washing the tail gas by using the hydrogen peroxide has the advantages of simple process, no additional waste water, low operation cost and the like, so that the method becomes the first choice of the existing tail gas treatment facility, but the hydrogen peroxide component is newly added in the discharged tail gas, and the oxidation corrosion rate of the steel chimney and the damage to the toughened glass structure are accelerated.
In addition, tail gas discharged from a chimney of the WSA device is saturated tail gas and is a typical 'wet chimney', acid liquid drops carried in the tail gas and acid liquid drops generated by condensation due to temperature drop in the rising process can be attached to the inner wall of the chimney and are continuously gathered, the acid liquid drops threaten the chimney greatly, and meanwhile, when the lifting force applied to the acid liquid drops by the tail gas is greater than the self gravity, the acid liquid drops are carried into the tail gas again and are discharged into the atmosphere along with the tail gas, and then 'chimney rain' is formed due to temperature drop to cause great pollution to the surrounding environment.
SUMMERY OF THE UTILITY MODEL
Based on above, the utility model aims at providing a corrosion-resistant chimney to the chimney that exists is perishable and can't separate the technical problem of acid liquid drop under the solution prior art.
To achieve the purpose, the utility model adopts the following technical proposal:
There is provided a corrosion resistant chimney comprising: the device comprises a chimney outer cylinder, a chimney inner cylinder and a condensate separating and converging device, wherein the chimney inner cylinder is made of toughened glass, an anti-corrosion coating is sprayed on the inner wall of the chimney inner cylinder, the condensate separating and converging device is arranged at a tail gas outlet at the top of the chimney inner cylinder, and the condensate separating and converging device is configured to separate and collect acid liquid drops in the tail gas.
Preferably, the chimney inner cylinder is positioned in the chimney outer cylinder, the chimney inner cylinder and the chimney outer cylinder are arranged at intervals in the radial direction, and a supporting piece is arranged between the chimney inner cylinder and the chimney outer cylinder.
Preferably, the corrosion-resistant coating is a fluoropolymer coating.
Preferably, the condensate separating and merging device comprises a condensate separating structure and a condensate merging slot, the condensate separating structure is arranged above the condensate merging slot, and the condensate separating structure is configured to separate acid liquid drops in the exhaust gas and discharge the acid liquid drops into the condensate merging slot.
Preferably, the condensate separating and converging device comprises an inner cylinder and an outer cylinder, the outer cylinder is fixedly connected with the chimney outer cylinder, the inner cylinder is fixedly connected with the chimney inner cylinder, an annular plate is arranged between the inner cylinder and the outer cylinder, and the inner cylinder, the outer cylinder and the annular plate form the condensate converging groove.
Preferably, the lime set isolating construction includes the lime set separator plate, the lime set separator plate is for the annular structure that has a central tail gas export that constitutes by a plurality of lime set separations branch boards that connect gradually, every the lime set separation divides the board all slope to set up and connect in the urceolus, the lime set separation divides and has seted up bypass tail gas export on the board.
preferably, the condensate separating structure further comprises a tail gas baffle connected to the condensate separating plate, and a chamber communicated with the central tail gas outlet and the bypass tail gas outlet is formed between the tail gas baffle and the condensate separating plate.
Preferably, the condensate converging tank is communicated with the inner cavity of the chimney inner cylinder, and a condensate collecting device is arranged at the bottom of the inner cavity of the chimney inner cylinder.
Preferably, the condensate collecting device is an obliquely arranged plate-shaped structure, and the chimney inner cylinder is provided with a liquid discharge port at a position opposite to the condensate collecting device.
Preferably, the bottom of the corrosion-resistant chimney is provided with a tail gas inlet and a waterproof board, the tail gas inlet is located above the condensate collecting device, the waterproof board is connected to the inner wall of the inner barrel of the chimney, and the waterproof board is located above the tail gas inlet.
The utility model discloses following beneficial effect can be realized:
The utility model discloses a chimney urceolus adds the double-sleeve structure of toughened glass chimney inner tube, and the chimney urceolus can provide the high strength to the chimney and support, and the chimney inner tube adopts the toughened glass material, can reduce equipment self weight when having acid and alkali-resistance corrosion, high temperature resistance. In addition, the inner cylinder of the chimney is not in direct contact with the outer cylinder of the chimney, so that the corrosion risk to the main body structure of the strength of the outer cylinder of the chimney after the inner cylinder of the chimney is damaged is reduced.
In addition for avoiding the corrosive gas to the damage of toughened glass inner tube in the tail gas, the utility model discloses toughened glass chimney inner tube spraying has fluoropolymer corrosion resistant coating, and above-mentioned corrosion resistant coating demonstrates good corrosion resistance and extremely low permeability to the chemicals that have corrosivity within 150 ℃, can show the corrosion resistance that improves the chimney inner tube, prolongs the life of corrosion-resistant chimney.
The utility model discloses well chimney inner tube top tail gas exit still is provided with lime set separation converging device, and chimney inner tube bottom is provided with lime set collection device, can effectively separate out acid liquid drop in the tail gas, reduces by a wide margin and smugglies the atmospheric condensate amount of entering secretly by tail gas, reduces the emergence of "chimney rain" environmental problem.
Drawings
fig. 1 is a schematic view of a corrosion-resistant chimney provided by the present invention;
Fig. 2 is a schematic view of the condensate separating and converging device of the corrosion-resistant chimney provided by the utility model.
In the figure: 1. a chimney outer cylinder; 2. an inner chimney barrel; 3. a condensate separating and converging device; 31. a condensate separation structure; 311. a condensate separation plate; 312. a tail gas baffle; 32. a condensate converging tank; 33. an inner barrel; 34. an outer cylinder; 35. an annular plate; 36. a condensate discharging pipe; 37. a central tail gas outlet; 38. a bypass exhaust gas outlet; 39. a connecting member; 4. a support member; 5. a liquid discharge port; 6. a condensate collection device; 7. a tail gas inlet; 8. a waterproof sheet; 9. a support base; 10. an inner cylinder manhole; 11. an outer cylinder manhole; 12. an operation platform; 13. a thermometer port; 14. a connecting flange; 15. a sampling port; 16. an aviation light; 17. a shock absorber; 18. and a tail gas outlet.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of and not restrictive on the broad embodiments of the invention. It should be further noted that, for convenience of description, only some structures, but not all structures, related to the embodiments of the present invention are shown in the drawings.
As shown in figure 1, the utility model provides a corrosion-resistant chimney mainly used in the sour gas system sulphuric acid device of acid gas, corrosion-resistant chimney includes chimney urceolus 1, chimney inner tube 2 and sets up the lime set separation confluence device 3 in 2 top tail gas outlet 18 departments of chimney inner tube. Wherein, chimney urceolus 1 is whole load-bearing member, provides high strength for corrosion-resistant chimney and supports, and chimney inner tube 2 sets up in chimney urceolus 1 inside, with tail gas direct contact, has better corrosion resistance, and lime set separation converging device 3 is used for separating and collects the acid liquid drop in the tail gas.
Specifically, the chimney outer barrel 1 is used as an integral bearing part of the corrosion-resistant chimney, which has high requirements on strength, in the embodiment, in order to save materials and ensure strength, the chimney outer barrel 1 is designed to be of a structure that is gradually necked down from bottom to top, and the chimney outer barrel 1 is made of a metal material, optionally, the chimney outer barrel 1 is made of carbon steel, stainless steel or an alloy material, and the material of the chimney outer barrel 1 is preferably carbon steel due to low cost and high strength of the carbon steel. Of course, in other embodiments, the chimney outer cylinder 1 may also be made of other high-strength structures and materials.
The chimney inner cylinder 2 is of an equal-diameter structure, the chimney inner cylinder 2 mainly plays a role in corrosion prevention, and preferably, the material of the chimney inner cylinder 2 is toughened glass in the embodiment. In order to further enhance the corrosion resistance of the corrosion-resistant chimney, the inner wall of the inner chimney barrel 2 is further sprayed with a corrosion-resistant coating, optionally, the corrosion-resistant coating is an epoxy resin composite coating, a novolac epoxy coating, a polyolefin coating, a fluoropolymer coating and the like, preferably, the corrosion-resistant coating is a fluoropolymer coating such as polychlorotrifluoroethylene (ECTFE), Polytetrafluoroethylene (PTFE), Fluorinated Ethylene Propylene (FEP) and polyvinylidene fluoride (PVDF), further preferably, the corrosion-resistant coating is polychlorotrifluoroethylene (ECTFE), and the polychlorotrifluoroethylene (ECTFE) shows good corrosion resistance and extremely low permeability to chemicals such as acidic liquid and hydrogen peroxide within 150 ℃, so that the inner chimney barrel 2 can be effectively protected and the service life of the inner chimney barrel 2 can be prolonged.
In this embodiment, the chimney inner cylinder 2 is sleeved in the chimney outer cylinder 1, and the chimney inner cylinder 2 and the chimney outer cylinder 1 are coaxially arranged, and a gap is left between the chimney outer cylinder 1 and the chimney inner cylinder 2, that is, the chimney outer cylinder 1 and the chimney inner cylinder 2 are not directly contacted and are radially arranged at intervals, so that the chimney outer cylinder 1 is ensured not to be continuously corroded under the condition that the chimney inner cylinder 2 is corroded. The chimney outer barrel is characterized in that a supporting base 9 is arranged at the bottom of the chimney outer barrel 1, the chimney inner barrel 2 is supported on the supporting base 9, the chimney inner barrel 2 is fixedly connected with the chimney outer barrel 1, optionally, a plurality of supporting pieces 4 are arranged in a gap between the chimney outer barrel 1 and the chimney inner barrel 2 from bottom to top, the supporting pieces 4 are preferably made of carbon steel, the chimney inner barrel 2 is fixedly connected with the chimney outer barrel 1 through the supporting pieces 4, optionally, a plurality of bolts or clamping grooves can be further arranged between the chimney inner barrel 2 and the chimney outer barrel 1 from bottom to top, and the chimney inner barrel 2 is fixedly connected with the chimney outer barrel.
The utility model relates to an among the corrosion-resistant chimney mainly used acid gas system sulphuric acid device, the chimney that acid gas system sulphuric acid device adopted is often bulky, and is highly higher, and it is highly generally between 30 ~ 80 meters. Influenced by the height of the chimney and the processing complexity, preferably, the chimney inner cylinder 2 and the chimney outer cylinder 1 are assembled by a plurality of sections of chimney segments, the lengths of each section of chimney inner cylinder segment and each section of chimney outer cylinder segment are equal, the chimney inner cylinder segments and the chimney outer cylinder segments with the same length are combined into one section of corrosion-resistant chimney segment, and the adjacent corrosion-resistant chimney segments are fixedly connected through the connecting flange 14, so that the complete corrosion-resistant chimney is formed. Alternatively, the adjacent corrosion-resistant chimney sections can be connected in other manners, for example, an internal thread and an external thread are respectively arranged on the adjacent corrosion-resistant chimney sections, and the adjacent corrosion-resistant chimney sections are connected through the threads.
Fig. 2 shows a concrete structure of the condensate separating and merging device 3 of the corrosion-resistant chimney. As shown in fig. 2, the condensate separating and merging device 3 includes a condensate separating structure 31 and a condensate merging slot 32, the condensate separating structure 31 is disposed above the condensate merging slot 32, the condensate separating structure 31 is used for separating acid droplets in the exhaust gas and discharging the acid droplets into the condensate merging slot 32, and the condensate merging slot 32 is used for merging the separated acid droplets and introducing the merged acid droplets into the chimney inner barrel 2.
Specifically, the condensate separating and collecting device 3 further includes an inner cylinder 33 and an outer cylinder 34, the inner cylinder 33 is fixedly connected with the chimney inner cylinder 2, the outer cylinder 34 is fixedly connected with the chimney outer cylinder 1, preferably, the inner cylinder 33 is fixedly connected with the chimney inner cylinder 2 through interference fit, the outer cylinder 2 is fixedly connected with the chimney outer cylinder 1 through a connecting member 39, and optionally, the connecting member 39 is a bolt or a slot type structure. An annular plate 35 is arranged between the inner cylinder 33 and the outer cylinder 34, the annular plate 35 is fixedly connected with the inner cylinder 33 and the outer cylinder 34, preferably, the annular plate 35 is connected with the inner cylinder 33 and the outer cylinder 34 by welding, and the inner cylinder 33, the outer cylinder 34 and the annular plate 35 form the condensate converging groove 32.
In the condensate separating confluence device 3, the condensate separating structure 31 includes a condensate separating plate 311 and an exhaust gas barrier 312. The condensate separating plate 311 is an annular structure with a central tail gas outlet 37, which is formed by sequentially connecting a plurality of condensate separating sub-plates in a welding manner, each condensate separating sub-plate is obliquely arranged and connected to the outer cylinder 34, and preferably, each condensate separating sub-plate is connected with the outer cylinder 34 in a welding manner. When tail gas flows through lime set separate plate 311, be blockked by lime set separate plate 311, the flow direction is changed into suddenly to the side direction flow from the upflow, the flow state of tail gas changes into comparatively violent torrent state from comparatively steady laminar flow state, the acid liquid drop of smuggleing secretly in tail gas under the torrent state changes and separates out, simultaneously because lime set separate plate 311 compares the tail gas low temperature, the acid liquid drop of separating out just takes place the condensation and attaches to lime set separate plate, lime set separate plate is the slope setting, the acid liquid drop of separating out flows down along lime set separate plate under the action of gravity, flow into lime set confluence groove 32 in, realize the purpose of the acid liquid drop in the separation tail gas. Preferably, the condensate separating plate 311 is provided with a bent plate-shaped structure, such as a saw-toothed structure, to increase the turbulence degree of the exhaust gas and improve the separation effect.
At least one bypass exhaust gas outlet 38 is arranged on the condensate separating plate 311 near the outer cylinder 34, and preferably, the number of the bypass exhaust gas outlets 38 is 4-10. The exhaust gas exiting the exhaust gas outlet 18 is discharged in small part through the central exhaust gas outlet 37 and in large part through the bypass exhaust gas outlet 38. Preferably, the inner diameter of the central tail gas outlet 37 is 0.2-0.4 of the inner diameter of the outer cylinder 34, so that the tail gas is discharged through the bypass tail gas outlet 38 as much as possible, acid liquid drops carried by the tail gas are separated and collected as much as possible, and meanwhile, the central tail gas outlet 37 directly discharges partial tail gas, so that the over-high pressure in the corrosion-resistant chimney is prevented, and the safety performance of the corrosion-resistant chimney is improved.
The tail gas baffle 312 is a frustum-shaped cylindrical structure, one end of the tail gas baffle is connected with the condensate separating plate 311 at the central tail gas outlet 37, the other end of the tail gas baffle is obliquely embedded into the inner cylinder 33, and preferably, the tail gas baffle 312 is connected with the condensate separating plate 311 through welding. The exhaust baffle 312 and the bent plate-shaped condensate separating plate 311 form a curved passage through which exhaust gas discharged through the bypass exhaust gas outlet 38 flows. The tail gas baffle 312 has the function of shunting tail gas, a small part of tail gas is shunted to the central tail gas outlet 37 by the tail gas baffle 312 and is discharged out of the corrosion-resistant chimney, and a large part of tail gas is shunted to the bent channel between the tail gas baffle 312 and the condensate separating plate 311, and is discharged out of the corrosion-resistant chimney through the bypass tail gas outlet 38 after acid liquid drops are separated by the condensate separating plate 311.
The condensate converging groove 32 is communicated with the inner cavity of the chimney inner cylinder 2, preferably, the condensate converging groove 32 is communicated with the inner cavity of the chimney inner cylinder 2 through a condensate discharging pipe 36, and acid liquid drops converged in the condensate converging groove 32 are guided to the bottom of the inner cavity of the chimney inner cylinder 2 through the condensate discharging pipe 36. The bottom of the inner cavity of the chimney inner cylinder 2 is provided with a condensate collecting device 6, the condensate collecting device 6 is of a plate-shaped structure which is obliquely arranged, and the condensate collecting device 6 is connected with the inner wall of the chimney inner cylinder 2 in a sealing mode through welding, so that a semi-closed structure used for containing acidic liquid drops is formed. And a liquid outlet 5 is formed in the bottom of the corrosion-resistant chimney at a position opposite to the condensate collecting device 6 and used for discharging acidic liquid drops in the chimney inner barrel 2 to the outside of the corrosion-resistant chimney.
The utility model discloses a corrosion-resistant chimney still includes tail gas import 7 and waterproof board 8. Wherein, the tail gas import 7 is the through-hole that link up chimney urceolus 1 and chimney inner tube 2, and tail gas import 7 sets up the top at lime set collection device 6. The waterproof plate 8 is arranged on the inner wall of the chimney inner cylinder 2 and is positioned above the tail gas inlet 7 so as to prevent the acid liquid drops guided down from the condensate separating and converging device 3 from influencing the upward flow of the tail gas and prevent the acid liquid drops guided down from being wrapped and carried again by the tail gas to enter the upper part of the chimney inner cylinder 2.
The utility model discloses a corrosion-resistant chimney specifically still includes following part: inner cylinder manhole 10, outer cylinder manhole 11 and work platform 12. Inner tube manhole 10 and urceolus manhole 11 set up respectively on chimney inner tube 2 and chimney urceolus 1, and inner tube manhole 10 and urceolus manhole 11 are coaxial arrangement, optionally, the internal diameter of urceolus manhole 11 is greater than or equal to the internal diameter of inner tube manhole 10, operation platform 12 sets up on chimney urceolus 1, the quantity of operation platform 12 is optionally more than two or two, wherein urceolus manhole 11 department is provided with an operation platform 12 on chimney urceolus 1 to make things convenient for the staff to overhaul corrosion-resistant chimney.
The utility model discloses a corrosion-resistant chimney specifically still includes following part: a thermometer port 13 and a sampling port 15. The thermometer port 13 is used for placing a thermometer to monitor the temperature of the exhaust gas, and the sampling port 15 is used for placing an associated gas detection instrument to sample and analyze the components of the exhaust gas. In addition, a working platform 12 is arranged at a sampling port 15 on the chimney outer cylinder 1 to facilitate sampling.
According to the specific height and the installation environment of chimney, optionally, the utility model discloses a corrosion-resistant chimney can also be provided with aviation lamp 16 and bumper 17, generally when the height of corrosion-resistant chimney is more than 50 meters, aviation lamp 16 and bumper 17 are preferably installed to corrosion-resistant chimney in this embodiment.
The working process of the corrosion-resistant chimney according to the present invention is described below with reference to fig. 1 and 2: saturated wet tail gas containing corrosive gas components such as sulfur dioxide (SO2), nitrogen oxides (NOx) and the like enters an inner cavity of the chimney inner cylinder 2 from the tail gas inlet 7, the tail gas flows upwards under the action of heat, the temperature of the tail gas is reduced in the process, the corrosive gas and water vapor in the tail gas are condensed into acid liquid drops, part of the acid liquid drops are attached to the inner wall of the chimney inner cylinder 2 and flow downwards to the condensate collecting device 6 along the inner wall of the chimney inner cylinder 2, and most of the acid liquid drops are carried by the tail gas and continue to flow upwards. The tail gas flows through the condensate separating and converging device 3 at the tail gas outlet 18, wherein a small part of the tail gas is discharged out of the corrosion-resistant chimney through the central tail gas outlet 37, most of the tail gas is guided into a bent channel between the condensate separating plate 311 and the tail gas baffle 312 by the tail gas baffle 312, the direction of the tail gas flow is forced to change for many times in the bent channel, acid liquid drops carried in the tail gas are captured and converged into the condensate converging groove 32 in the process, then the tail gas is discharged out of the corrosion-resistant chimney through the bypass tail gas outlet 38, when a certain amount of acid liquid drops in the condensate converging groove 32 reach the bottom of the chimney inner barrel 2, the acid liquid drops are collected above the condensate collecting device 6, and after a certain amount of acid liquid drops are collected above the condensate collecting device 6, the acid liquid drops are discharged out of the corrosion-resistant chimney through the liquid discharge port 5, so that the effect of separating the acid liquid drops. In the whole process, the inner chimney barrel 2 is made of toughened glass and the surface of the inner chimney barrel is sprayed with the corrosion-resistant coating, so that the corrosion of acidic liquid drops to the inner chimney barrel 2 is very little, and the strength of the whole chimney device is also ensured because the inner chimney barrel 2 is fixedly connected with the outer chimney barrel 1 made of metal.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
it should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations.
In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as the idea of the present invention is not violated.
Claims (10)
1. A corrosion resistant chimney, comprising: chimney urceolus (1), chimney inner tube (2) and lime set separation convergence device (3), chimney inner tube (2) are made by toughened glass, chimney inner tube (2) inner wall spraying has corrosion resistant coating, lime set separation convergence device (3) set up tail gas export (18) department at chimney inner tube (2) top, lime set separation convergence device (3) are configured as the separation and collect the acid liquid drop in the tail gas.
2. The corrosion-resistant chimney according to claim 1, characterized in that the chimney inner cylinder (2) is located inside the chimney outer cylinder (1), and the chimney inner cylinder (2) and the chimney outer cylinder (1) are radially spaced apart, and a support (4) is arranged between the chimney inner cylinder (2) and the chimney outer cylinder (1).
3. The corrosion-resistant chimney according to claim 1, wherein the corrosion-resistant coating is a fluoropolymer coating.
4. The corrosion-resistant chimney according to claim 1, characterized in that the condensate separating and merging device (3) comprises a condensate separating structure (31) and a condensate merging slot (32), the condensate separating structure (31) being arranged above the condensate merging slot (32), the condensate separating structure (31) being configured to separate acid droplets in the exhaust gas and to discharge the acid droplets into the condensate merging slot (32).
5. The corrosion-resistant chimney according to claim 4, characterized in that the condensate separating and collecting device (3) comprises an inner cylinder (33) and an outer cylinder (34), the outer cylinder (34) is fixedly connected with the chimney outer cylinder (1), the inner cylinder (33) is fixedly connected with the chimney inner cylinder (2), an annular plate (35) is arranged between the inner cylinder (33) and the outer cylinder (34), and the inner cylinder (33), the outer cylinder (34) and the annular plate (35) form the condensate collecting groove (32).
6. The corrosion-resistant chimney according to claim 5, wherein the condensate separating structure (31) comprises a condensate separating plate (311), the condensate separating plate (311) is an annular structure with a central tail gas outlet (37) and is composed of a plurality of sequentially connected condensate separating sub-plates, each condensate separating sub-plate is obliquely arranged and connected to the outer barrel (34), and a bypass tail gas outlet (38) is formed in each condensate separating sub-plate.
7. The corrosion-resistant chimney according to claim 6, characterized in that the condensate separating structure (31) further comprises an exhaust gas baffle (312), the exhaust gas baffle (312) being connected to the condensate separating plate (311), a chamber communicating the central exhaust gas outlet (37) and the bypass exhaust gas outlet (38) being formed between the exhaust gas baffle (312) and the condensate separating plate (311).
8. The corrosion-resistant chimney according to claim 4, characterized in that the condensate converging groove (32) is communicated with the inner cavity of the chimney inner barrel (2), and a condensate collecting device (6) is arranged at the bottom of the inner cavity of the chimney inner barrel (2).
9. The corrosion-resistant chimney according to claim 8, characterized in that the condensate collecting device (6) is an obliquely arranged plate-shaped structure, and the chimney inner cylinder (2) is provided with a liquid outlet (5) at a position opposite to the condensate collecting device (6).
10. The corrosion-resistant chimney according to claim 8, characterized in that a tail gas inlet (7) and a waterproof board (8) are arranged at the bottom of the corrosion-resistant chimney, the tail gas inlet (7) is positioned above the condensate collecting device (6), the waterproof board (8) is connected to the inner wall of the chimney inner cylinder (2), and the waterproof board (8) is positioned above the tail gas inlet (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920429817.9U CN209744393U (en) | 2019-04-01 | 2019-04-01 | Corrosion-resistant chimney |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920429817.9U CN209744393U (en) | 2019-04-01 | 2019-04-01 | Corrosion-resistant chimney |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209744393U true CN209744393U (en) | 2019-12-06 |
Family
ID=68719398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920429817.9U Active CN209744393U (en) | 2019-04-01 | 2019-04-01 | Corrosion-resistant chimney |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209744393U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113731026A (en) * | 2021-08-05 | 2021-12-03 | 中石化宁波工程有限公司 | Tower top water droplet separation structure |
-
2019
- 2019-04-01 CN CN201920429817.9U patent/CN209744393U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113731026A (en) * | 2021-08-05 | 2021-12-03 | 中石化宁波工程有限公司 | Tower top water droplet separation structure |
| CN113731026B (en) * | 2021-08-05 | 2023-03-14 | 中石化宁波工程有限公司 | Tower top water drop separation structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207024958U (en) | A kind of high cloud of dust desulfurization scrubbing tower | |
| CN105457454B (en) | Separate and recover monoblock type absorption tower and the method for carrying organic amine salt in flue gas secretly | |
| CN209744393U (en) | Corrosion-resistant chimney | |
| CN202555093U (en) | Special wet flue gas dehydrator for desulfurization engineering | |
| CN207056310U (en) | The exhaust gas processing device of sour gas Sulphuric acid | |
| CN106799126A (en) | Device of the ammonia process of desulfurization energy-conservation more than one times | |
| CN213725706U (en) | Tower plate of flue gas desulfurization tower | |
| CN113750766A (en) | Tail gas washing and absorbing device and method for mechanized clarifying tank | |
| CN206444440U (en) | Modified desulfurizing tower | |
| CN206483575U (en) | The Wet type electric dust-removing device of fine particle can be removed | |
| CN216223686U (en) | Carbon dioxide capture system | |
| CN211753959U (en) | Outer U type desulfurizing tower | |
| CN213433572U (en) | Ammonia process double-cycle desulfurization denitration dust removal washing absorption tower | |
| CN201809167U (en) | Trough-pipe type acid distributor with anodic protection | |
| CN209934396U (en) | Tubular absorber device for coke oven gas desulfurization system | |
| CN208340471U (en) | A kind of three-level desulfurizer of flue | |
| CN112058041A (en) | Cluster type desulfurizing tower | |
| CN208406586U (en) | A kind of oxidation treatment device of sulfuric acid tail gas | |
| CN108889098B (en) | Energy-saving ammonia process modified by gypsum-process desulfurization device | |
| CN211537151U (en) | Condensate collecting device for condenser in absorption tower | |
| CN219848341U (en) | Acid distributor filter device | |
| CN210150728U (en) | Full flow groove of corrosion-resistant ammonium sulfate saturator | |
| CN216521748U (en) | Liquid collecting and flow guiding composite structure for chimney | |
| CN209809908U (en) | Sulfur acid-making tail gas desulfurization device by hydrogen peroxide method | |
| CN219897589U (en) | Rectifying carbon capturing absorption tower |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |