CN212467643U - Ultra-clean liquid film device - Google Patents
Ultra-clean liquid film device Download PDFInfo
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- CN212467643U CN212467643U CN202021483035.2U CN202021483035U CN212467643U CN 212467643 U CN212467643 U CN 212467643U CN 202021483035 U CN202021483035 U CN 202021483035U CN 212467643 U CN212467643 U CN 212467643U
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Abstract
The utility model provides an ultra-clean liquid film device, ultra-clean liquid film device arranges in the inside position of absorption tower, ultra-clean liquid film device is including the supporting component who is located the bottom, the top of supporting component is provided with the grid platform, the top of grid platform is provided with at least one liquid film section of thick bamboo, the interior bottom position of a liquid film section of thick bamboo is provided with holds the cistern, the inside position that is located of a liquid film section of thick bamboo and holds the liquid tank top is provided with the separating layer that is umbrella-shaped, the inside top position of a liquid film section of thick bamboo is provided with at least one flashing ring, the utility model discloses obvious dust removal, desulfurization effect have. When smoke containing a large amount of particulate matters, sulfur dioxide and the like passes through the liquid film device, 100% of the smoke is in contact with the slurry to complete a scouring and washing process, airflow is uniformly distributed and accelerated, and the smoke and the slurry sprayed from the upper part or the lower part form a natural stirring mixture in the cylinder.
Description
Technical Field
The utility model belongs to the technical field of the environmental protection equipment technique and specifically relates to an ultra-clean liquid film device is related to.
Background
An absorption tower is a device that performs an absorption operation. The liquid-gas phase contact state can be divided into three types. The first type is a plate tower, a bubbling absorption tower and a stirring bubbling absorption tower, wherein gas is dispersed in a liquid phase in a bubble form; the second type is an ejector, a venturi, a spray tower in which liquid is dispersed in a gas phase in the form of droplets; the third type is a packed absorption column and a falling film absorption column in which liquid contacts with a gas phase in a film-like motion. The gas-liquid two-phase flow mode in the tower can be countercurrent or cocurrent. Usually, a countercurrent operation is adopted, the absorbent flows from top to bottom in the tower top, and contacts with the gas flowing from bottom to top, the liquid absorbed with the absorbent is discharged from the bottom of the tower, and the purified gas is discharged from the top of the tower.
At present, in industrial production, the technology similar to a pneumatic liquid film and a rotary converging coupler exists, and the pneumatic liquid film technology is suitable for small units and low smoke quantity desulfurization systems and has large limitation; the cyclone-collector coupler technology plays roles in cooling and uniformly distributing airflow in the desulfurizing tower, and has a certain desulfurizing effect but a poor dedusting effect.
SUMMERY OF THE UTILITY MODEL
The utility model provides an ultra-clean liquid film device to solve the big and poor problem of dust removal effect of desulfurization system limitation of the current pneumatic liquid film technique that proposes in the above-mentioned background art.
The technical scheme of the utility model is realized like this:
the utility model provides an ultra-clean liquid film device, ultra-clean liquid film device arranges in the inside position of absorption tower, ultra-clean liquid film device is including the supporting component who is located the bottom, the top of supporting component is provided with the grid platform, the top of grid platform is provided with at least one liquid film section of thick bamboo, the interior bottom position of liquid film section of thick bamboo is provided with holds the cistern, the inside position that is located to hold the cistern top of liquid film section of thick bamboo is provided with the separating layer that is umbrella-shaped, the inside top position of liquid film section of thick bamboo is provided with at least one flashing ring, and two adjacent flashing rings interval is 0.05-0.1m, sealed apron is installed to the top position of liquid film section of thick.
Preferably, the separation layer is arranged on the wall of the liquid film cylinder through a reinforcing rib.
Preferably, a plurality of spraying layers are arranged in the absorption tower, and the ultra-clean liquid film device is arranged below the spraying layers.
Preferably, a plurality of spraying layers are arranged in the absorption tower, and the ultra-clean liquid film device is arranged in the middle of the plurality of spraying layers.
Preferably, a plurality of spraying layers are arranged in the absorption tower, and the ultra-clean liquid film device is arranged above the spraying layers.
Preferably, the apex angle of the separation layer is 100 ° to 120 °.
Preferably, the support member comprises at least one layer of support beams arranged on the inner cross section of the absorption tower and at least two layers of support ring plates arranged on the inner wall of the absorption tower, and the sealing cover plate is arranged at a position above the support ring plates.
Preferably, the height of the liquid film layer is 0.8-2.5m.
Preferably, the liquid film cylinder is a cylindrical structure, and the diameter of the liquid film cylinder is 0.3-1.6 m.
Preferably, the liquid film cylinder is of a polygonal cylindrical structure, and the length of a diagonal line of the polygon is 0.3-1.6 m.
By adopting the technical scheme, the beneficial effects of the utility model are that:
(1) the utility model has obvious dust removal and desulfurization effects. When smoke containing a large amount of particulate matters, sulfur dioxide and the like passes through the liquid film device, 100% of the smoke is in contact with the slurry to complete a scouring and washing process, airflow is uniformly distributed and accelerated, the smoke and the slurry sprayed from the upper part or the lower part form a natural stirring mixture in the cylinder, and due to the fact that the slurry contains a certain amount of alkaline substances (such as sodium hydroxide, calcium carbonate, calcium oxide and the like), pollutants in the smoke are in complete contact with and absorbed by the slurry in the mixing process, dead corners are not left, and the airflow impacts the cylinder wall and a flashing circular ring in the rising process. Because the cylinder wall has a large amount of water films, especially when the water films of the cylinder wall are brought to the flashing ring above by the flue gas with a certain flow velocity, thicker water films are formed, so that when particulate matters and acidic substances in the waste gas impact the cylinder wall and the water films at the flashing ring in the rotating and rising process along with the airflow, the particulate matters and the acidic substances are more easily adhered and absorbed by the water films.
(2) The utility model discloses obvious energy-conserving effect has. After the flue gas passes through the device, liquid-gas mixing is more uniform, the reaction is more sufficient, the liquid-gas reaction efficiency is improved, the using amount of absorption liquid is reduced, the liquid-gas ratio can be controlled below 4, the arrangement or commissioning quantity of spraying layers can be reduced, the quantity of circulating pumps is also reduced, the circulating pumps are high-power and high-energy-consumption devices, the foam layer device belongs to a fixing device and has no energy consumption, the quantity of the circulating pumps is reduced, the system investment and the operation cost can be greatly reduced, and the energy-saving effect is obvious.
(3) The utility model discloses simple structure, installation, convenient to use. The foam layer device adopts a modular design, occupies small space and can be installed in most of the existing absorption towers; the assembly is convenient on site, and the tower can be newly assembled or additionally assembled in the existing tower without influencing other operation equipment; no extra power and no consumables are needed.
(4) The utility model discloses long service life, non-maintaining throughout the life. The foam layer device has the advantages of synchronous service life and absorption tower, small abrasion, corrosion resistance, no blockage, no subsequent maintenance and expense.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a mounting structure diagram of an ultra-clean liquid membrane device according to an embodiment of the present invention;
FIG. 2 is a top view of the ultra-clean liquid membrane device of the present invention;
FIG. 3 is a cross-sectional view of the ultra-clean liquid membrane device of the present invention;
fig. 4 is a mounting structure diagram of an ultra-clean liquid film device in the second embodiment of the present invention;
fig. 5 is a mounting structure diagram of an ultra-clean liquid film device in the third embodiment of the present invention.
Wherein:
1. a flue gas inlet; 2. an absorption tower; 3. an ultra-clean liquid membrane device; 4. a spray layer; 5. a high-efficiency demister; 6. a flue gas outlet; 7. a circulation pump; 8. a liquid film cylinder; 9. a liquid holding tank; 10. a separation layer; 11. reinforcing ribs; 12. a cylinder wall; 13. a flashing ring; 14. a support member; 15. a grid platform; 16. and sealing the cover plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The first embodiment,
Referring to fig. 1-3, an ultra-clean liquid film device 3, wherein the ultra-clean liquid film device 3 is arranged at an inner position of an absorption tower 2, the ultra-clean liquid film device 3 comprises a supporting part 14 at the bottom, a grating platform 15 is arranged above the supporting part 14, the grating platform 15 not only can support the weight of the upper part, but also can help to evenly distribute air flow, at least one liquid film cylinder 8 is arranged at the top of the grating platform 15, a liquid holding tank 9 is arranged at an inner bottom position of the liquid film cylinder 8, wherein the liquid holding tank 9 has a depth of 0.32m and a width of 0.28m, an umbrella-shaped separation layer 10 is arranged at a position above the liquid holding tank 9 inside the liquid film cylinder 8, at least one flashing circular ring 13 is arranged at an inner upper position of the liquid film cylinder 8, an interval between two adjacent flashing circular rings 13 is 0.1m, a sealing cover plate 16 is arranged at a top position of the liquid film cylinder 8, the adjacent liquid film cylinders 8 are sealed by sealing covers 16.
Specifically, the separation layer 10 is mounted on the wall 12 of the liquid film cylinder 8 through a reinforcing rib 11 and is used for fixing the separation layer 10, so that the structure is stable.
Specifically, a plurality of spraying layers 4 are arranged in the absorption tower 2, and the ultra-clean liquid film device 3 is arranged below the spraying layers 4.
Specifically, the apex angle of the separation layer 10 is 110 °.
Specifically, the supporting member 14 includes at least one layer of supporting beams disposed on the inner cross section of the absorption tower 2 and at least two layers of supporting ring plates disposed on the inner wall of the absorption tower, and the sealing cover plate 16 is disposed at a position above the supporting ring plates, wherein the supporting ring plates are fixedly mounted at the inner wall of the absorption tower 2 for supporting the sealing cover plate 16.
Specifically, the height of the liquid film layer is 2.2m.
Specifically, the liquid film cylinder 8 is a cylindrical structure having a diameter of 1.6 m.
The working principle is as follows:
boiler flue gas containing a large amount of particulate matters, sulfur dioxide and the like enters an absorption tower 2 from a flue gas inlet 1 and passes through an ultra-clean liquid membrane device 3 and a spraying layer 4, a washing process and a washing process are completed under the action of a circulating pump 7, airflow is uniformly distributed and accelerated, and the boiler flue gas and slurry sprayed from the upper side or the lower side form a natural stirring mixture in a cylinder. The flue gas continues to rise and continues to be uniformly distributed through the high-efficiency demister 5, fog drops and slurry are bonded on the plate wall through the plate-type belt-hooking fog layer and the barrel-type self-swirler layer, residues on the plate wall are washed clean through interval washing water, and the treated flue gas can reach the ultra-clean emission standard and is discharged into the atmosphere through the flue gas outlet 6.
Example II,
As shown in fig. 2 to 4, the present embodiment is different from the above embodiments in that: the absorption tower 2 is internally provided with a plurality of layers of spraying layers 4, the ultra-clean liquid film device 3 is arranged in the middle of the plurality of layers of spraying layers 4, the liquid film cylinder 8 is of a regular polygon cylinder structure, and the distance of the polygon diagonal line is 1.6 m.
Example III,
As shown in fig. 2, 3 and 5, the present embodiment is different from the two embodiments described above in that: the absorption tower 2 is internally provided with a plurality of spraying layers 4, and the ultra-clean liquid film device 3 is arranged above the spraying layers 4.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An ultra-clean liquid membrane device, which is characterized in that: the ultra-clean liquid membrane device is arranged at the inner position of an absorption tower (2), the ultra-clean liquid membrane device comprises a supporting part (14) located at the bottom, a grating platform (15) is arranged above the supporting part (14), at least one liquid membrane cylinder (8) is arranged at the top of the grating platform (15), a liquid holding tank (9) is arranged at the inner bottom position of the liquid membrane cylinder (8), an umbrella-shaped separation layer (10) is arranged at the position, located above the liquid holding tank (9), inside the liquid membrane cylinder (8), at least one flashing circular ring (13) is arranged at the upper position of the inside of the liquid membrane cylinder (8), the interval between every two adjacent flashing circular rings (13) is 0.05-0.1m, and a sealing cover plate (16) is arranged at the top position of the liquid membrane cylinder (8).
2. The ultra-clean liquid membrane apparatus according to claim 1, wherein: the separation layer (10) is arranged on the cylinder wall (12) of the liquid film cylinder (8) through a reinforcing rib (11).
3. The ultra-clean liquid membrane apparatus according to claim 1, wherein: the absorption tower (2) is internally provided with a plurality of spraying layers (4), and the ultra-clean liquid film device is arranged below the spraying layers (4).
4. The ultra-clean liquid membrane apparatus according to claim 1, wherein: the absorption tower (2) is internally provided with a plurality of spraying layers (4), and the ultra-clean liquid film device is arranged in the middle of the plurality of spraying layers (4).
5. The ultra-clean liquid membrane apparatus according to claim 1, wherein: the absorption tower (2) is internally provided with a plurality of spraying layers (4), and the ultra-clean liquid film device is arranged above the spraying layers (4).
6. The ultra-clean liquid membrane apparatus according to claim 1, wherein: the apex angle of the separating layer (10) is 100-120 degrees.
7. The ultra-clean liquid membrane apparatus according to claim 1, wherein: the support part (14) comprises at least one layer of support beams arranged on the inner cross section of the absorption tower (2) and at least two layers of support ring plates arranged on the inner wall of the absorption tower, and the sealing cover plate (16) is arranged at a position above the support ring plates.
8. The ultra-clean liquid membrane apparatus according to claim 1, wherein: the height of the liquid film cylinder (8) is 0.8-2.5m.
9. The ultra-clean liquid membrane apparatus according to claim 1, wherein: the liquid film cylinder (8) is of a cylindrical structure, and the diameter of the liquid film cylinder is 0.3-1.6 m.
10. The ultra-clean liquid membrane apparatus according to claim 1, wherein: the liquid film cylinder (8) is of a polygonal cylindrical structure, and the length of a diagonal line of the polygon is 0.3-1.6 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021483035.2U CN212467643U (en) | 2020-07-24 | 2020-07-24 | Ultra-clean liquid film device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021483035.2U CN212467643U (en) | 2020-07-24 | 2020-07-24 | Ultra-clean liquid film device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212467643U true CN212467643U (en) | 2021-02-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021483035.2U Active CN212467643U (en) | 2020-07-24 | 2020-07-24 | Ultra-clean liquid film device |
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| Country | Link |
|---|---|
| CN (1) | CN212467643U (en) |
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- 2020-07-24 CN CN202021483035.2U patent/CN212467643U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 311800 environmental protection innovation Island, Xinsheng village, Paitou Town, Zhuji City, Shaoxing City, Zhejiang Province Patentee after: Zhejiang Xinglisheng Environmental Protection Equipment Co.,Ltd. Address before: 311800 environmental protection innovation Island, Xinsheng village, Paitou Town, Zhuji City, Shaoxing City, Zhejiang Province Patentee before: Zhejiang xinglisheng environmental protection equipment Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |