CN212819090U - Gas-liquid mixing plate and flue gas purification device - Google Patents
Gas-liquid mixing plate and flue gas purification device Download PDFInfo
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- CN212819090U CN212819090U CN202020926910.3U CN202020926910U CN212819090U CN 212819090 U CN212819090 U CN 212819090U CN 202020926910 U CN202020926910 U CN 202020926910U CN 212819090 U CN212819090 U CN 212819090U
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Abstract
The utility model provides a gas-liquid mixing board and flue gas purification device relates to flue gas purification technical field, including the gas-liquid mixing board body, this internal a plurality of pipy passageways that are provided with of gas-liquid mixing board, it is a plurality of the passageway intercrossing link up, constitute mixed flow district. The utility model provides a gas-liquid mixing board constitutes the mixed flow district through the passageway that sets up a plurality of intercrossing link up in this body of gas-liquid mixing board, makes and gets into this internal flue gas homoenergetic of gas-liquid mixing board from arbitrary passageway and contact with washing liquid to make washing liquid and flue gas fully mix the reaction in the mixed flow district, increase the area of contact of washing liquid and flue gas, thereby improve the effect of carrying out purification treatment to the flue gas.
Description
Technical Field
The utility model relates to a flue gas purification technical field particularly, relates to a gas-liquid mixing board and flue gas purification device.
Background
The emission of atmospheric pollutants is one of the main causes of air pollution and haze, and the atmospheric pollutants seriously damage the ecological environment and are very harmful to the health of human bodies. Among the atmospheric pollutants, soot and SO2、NOXHas the greatest influence on the environmentThe key point of environmental governance. The main source of the atmospheric pollutants is industrial production, for example, high-temperature combustion flue gas discharged from chimneys of enterprises such as thermal power, steel, metallurgy, building materials, chemical engineering and the like which are seen daily by people needs to be subjected to desulfurization, denitrification and dedusting treatment.
At present mainly take the wet flue gas to spray and remove dust desulfurization denitration, atomize the washing liquid of the large circulation volume, the multilayer sprays the mode that adds the filler and lets washing liquid and flue gas carry out the contact reaction, carry out the desulfurization, denitration and dust removal, above-mentioned spray through the wet flue gas and remove dust desulfurization denitration in-process, the liquid drop atomizing back, there is certain small distance still inevitable between liquid drop and the liquid drop, this part space just can make a small part of flue gas not carry out the contact reaction with the washing liquid, thereby lead to the treatment effect to the flue gas not good.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem be at present to the flue gas treatment in-process, can't guarantee flue gas and washing liquid and contact completely to it is not good to lead to carrying out purification treatment's effect to the flue gas.
In order to solve the problem, the utility model provides a gas-liquid mixing plate, including the gas-liquid mixing plate body, this internal a plurality of pipy passageways that are provided with of gas-liquid mixing plate, it is a plurality of the passageway intercrossing link up, constitute the mixed flow district.
Optionally, each of the channels is simultaneously connected with at least two channels with different distribution directions in a crossing manner, and the channels form a reducing structure at the crossing position to form venturi mixing.
Optionally, the aperture of the channel ranges from 0.3mm to 10 mm; the thickness range of the gas-liquid mixing plate body is 2 cm-50 cm.
Another object of the present invention is to provide a flue gas purification device, which comprises a gas-liquid purification structure, wherein the gas-liquid purification structure comprises a hollow casing, and the gas-liquid mixing plate is arranged in the hollow casing; the gas-liquid purification structure also comprises a water distribution disc arranged in the shell; the water diversion disc is arranged above the gas-liquid mixing plate.
Optionally, the gas-liquid mixing plate and the water diversion disc are both distributed in the shell along the horizontal direction.
Optionally, a water curtain purification structure is further included; the water curtain purification structure is arranged at the upper end of the gas-liquid purification structure, and the water curtain purification structure is communicated with the gas-liquid purification structure.
Optionally, the water curtain purification structure comprises a water tank, a through hole is formed in the bottom of the water tank, and the water tank is communicated with the gas-liquid purification structure through the through hole; a pore plate is arranged between the through hole and the side wall of the water tank; a water inlet disc is arranged above the pore plate, and an outer water baffle is arranged on the outer side of the water inlet disc; the washing liquid in the water inlet disc overflows from the outer water baffle to form a water curtain; the water inlet disc is provided with a water inlet hole; the orifice plate comprises the gas-liquid mixing plate as described above; the top end of the side wall inclines towards the outer side of the water tank.
Optionally, the orifice plates are distributed in a vertical direction.
Optionally, a raised structure is arranged in the middle of the water inlet disc, and the cross section of the raised structure is in an inverted V shape; the water inlet holes are formed in two sides of the protruding structures.
Optionally, a gap is arranged between the pore plate and the bottom of the water tank to form a water flow channel; an inner water baffle extending upwards is arranged at the bottom of the water tank; the inner water baffle is positioned on the inner side of the pore plate; the top end of the inner water baffle is higher than the top of the water flow channel.
Compared with the prior art, the utility model provides a gas-liquid mixing board has following advantage:
the utility model provides a gas-liquid mixing board constitutes the mixed flow district through the passageway that sets up a plurality of intercrossing link up in this body of gas-liquid mixing board, makes and gets into this internal flue gas homoenergetic of gas-liquid mixing board from arbitrary passageway and contact with washing liquid to make washing liquid and flue gas fully mix the reaction in the mixed flow district, increase the area of contact of washing liquid and flue gas, thereby improve the effect of carrying out purification treatment to the flue gas.
Drawings
FIG. 1 is a top view of a gas-liquid mixing plate according to the present invention;
FIG. 2 is a cross-sectional view of the gas-liquid mixing plate according to the present invention;
fig. 3 is a simplified structure diagram of the flue gas purification device of the present invention.
Description of reference numerals:
1-a gas-liquid purification structure; 11-gas-liquid mixing plate body; 111-channel; 12-a housing; 13-a water diversion disc; 2-a water curtain purification structure; 21-a water tank; 211-a through hole; 212-side walls; 213-inner water baffle; 22-well plate; 23-a water inlet tray; 231-a water baffle; 232-water inlet hole; 233-raised structures; 24-water flow channel.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention, and all other embodiments obtained by those skilled in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "circumferential", "radial", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for the purpose of simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first" and "second" are used merely to simplify the description and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present disclosure, unless otherwise expressly stated or limited, a first feature "on" or "under" a first feature may comprise the first feature and a second feature in direct contact, or may comprise the first feature and the second feature not in direct contact but in contact with each other through another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. The first feature being "under," "below," and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or merely indicates that the first feature is at a lower level than the second feature.
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
For solving at present to the flue gas treatment in-process, can't guarantee flue gas and washing liquid and contact completely to lead to carrying out the not good problem of effect of purification treatment to the flue gas, the utility model provides a gas-liquid mixing board, it is shown in referring to fig. 1, fig. 2, this gas-liquid mixing board includes gas-liquid mixing board body 11, is provided with a plurality of pipy passageways 111 in the gas-liquid mixing board body 11, and a plurality of passageways 111 intercrossing link up, constitute mixed flow district.
The gas-liquid mixing plate forms a three-dimensional structure similar to a screen mesh through the mutually intersected and penetrated channels 111; when the gas-liquid mixing plate is used, flue gas enters the gas-liquid mixing plate body 11 from one side of the gas-liquid mixing plate, is cut into a plurality of fine gas columns by a plurality of channels 111 in the gas-liquid mixing plate body 11, and enters the channels 111; the washing liquid enters the gas-liquid mixing plate body 11 from the other side of the gas-liquid mixing plate and enters the channel 111; the cleaning solution and the flue gas cut into fine gas columns continuously collide in a mixed flow area formed by the mutually communicated channels 111, are fully mixed and contacted, and generate corresponding reaction, so that the aim of purifying the flue gas is fulfilled.
The utility model provides a gas-liquid mixing board constitutes the mixed flow district through the passageway 111 that sets up a plurality of intercrossing link up in this body 11 of gas-liquid mixing board, makes the flue gas homoenergetic that gets into this body 11 of gas-liquid mixing board from arbitrary passageway 111 contact with the washing liquid to make washing liquid and flue gas fully mix the reaction in the mixed flow district, increase the area of contact of washing liquid and flue gas, thereby improve the effect of carrying out purification treatment to the flue gas.
The material of the gas-liquid mixing plate can be a metal material or a high polymer material; the distribution direction of the gas-liquid mixing plate can be selected according to the flow directions of the flue gas and the washing liquid; according to the characteristics that gas and liquid flow, the preferred gas-liquid mixing plate of this application distributes along the horizontal direction to the flue gas gets into passageway 111 from the below of gas-liquid mixing plate, and the washing liquid gets into passageway 111 from the top of gas-liquid mixing plate simultaneously, makes flue gas and washing liquid carry out intensive mixing contact in the mixed flow district through alternately through-going passageway 111.
The washing liquid can be a desulfurizer, a denitrifier, water or any other washing liquid capable of purifying the flue gas, and can be determined according to the flue gas treatment requirement, and the washing liquid is not limited herein.
Furthermore, each channel 111 in the present application is simultaneously connected with at least two channels 111 with different distribution directions in a crossing manner, and the channels 111 form a variable diameter structure at the crossing position to form venturi mixing.
Each channel 111 is at least connected with two channels 111 with different distribution directions, so that when the smoke reaches the position where one channel 111 intersects with the channels 111 with different distribution directions, the cross section area of the channel 111 is increased, negative pressure is formed at the position, a venturi mixing effect is achieved, more smoke and washing liquid are sucked into the channel 111 through the formed negative pressure, the efficient mixing effect is achieved, and the efficiency of purification treatment of the smoke is further improved.
The application provides a gas-liquid mixing board, each passageway 111 all links to each other with the different passageway 111 of at least two distribution directions and link up for cross through position at each passageway 111 and other passageways 111 forms the venturi and mixes, thereby make the gas-liquid mixing board that this application provided constitute the large tracts of land plate-like module of venturi cluster type gas-liquid double-phase mixed flow, the porosity is higher than more than 55%, and then under the prerequisite of not increasing circulating pump power, improve the mixing efficiency of washing liquid and flue gas, improve flue gas purification treatment effect.
The aperture scope of the preferred passageway 111 of this application is 0.3mm ~ 10mm to form the microchannel structure that link up each other in gas-liquid mixing plate body 11 through a plurality of passageways 111, thereby guarantee on the one hand that each part flue gas homoenergetic contacts with the washing liquid, on the other hand further increases the area of contact of washing liquid and flue gas, improves purifying effect.
The thickness of the gas-liquid mixing plate body 11 is determined according to the requirement of the flue gas purification treatment, and the thickness range of the gas-liquid mixing plate body 11 is preferably 2 cm-50 cm.
Another object of the present invention is to provide a flue gas purification apparatus, as shown in fig. 3, the flue gas purification apparatus includes a gas-liquid purification structure 1, the gas-liquid purification structure includes a casing 12 having a hollow structure, and the gas-liquid mixing plate is disposed in the casing 12.
The cross section of the shell 12 can be any geometric shape such as a circle, an ellipse, a rectangle and the like, and the cross section of the shell 12 is preferably a rectangle in the application, so that the floor area of the flue gas purification device is reduced under the condition of the same flue gas treatment capacity; when the flue gas purification device is used, the cleaning solution and the flue gas respectively enter different channels 111 from two sides of the gas-liquid mixing plate, and are fully collided, mixed and contacted in the mixed flow area through the channels 111 which are mutually crossed and communicated, so that the aim of efficiently purifying the flue gas is fulfilled.
The number of the gas-liquid mixing plates in the shell 12 can be one or more; the distribution directions of the plurality of gas-liquid mixing plates arranged in the same shell 12 can be the same or different and are determined according to the flue gas treatment requirement.
The gas-liquid purification structure 1 in this application still includes the water diversion disc 13 that sets up in casing 12, and this water diversion disc 13 sets up in the top of gas-liquid mixture board.
Washing liquid is before getting into the gas-liquid mixing board, earlier through water diversion disc 13 to make the washing liquid be in evenly distributed state before getting into the gas-liquid mixing board, and then improve the evenly distributed degree of washing liquid in the gas-liquid mixing board, make all have the washing liquid to get into in each passageway 111, thereby guarantee to carry out purification treatment's effect to the flue gas.
The gas-liquid mixing plate and the water distribution disc 13 can be distributed in the shell 12 along the transverse direction, namely along the horizontal direction, or inclined at a certain included angle with the horizontal direction; the gas-liquid mixing board and the water diversion disc 13 are preferably selected to distribute along the horizontal direction in the shell 12, so that the flue gas enters the channel 111 from the lower part of the gas-liquid mixing board, the washing liquid enters the channel 111 from the upper part of the gas-liquid mixing board, and the channel 111 which is communicated through the gas-liquid mixing board in a cross mode continuously contacts with the gas and the liquid, and the gas and the liquid are mixed in a collision mode, so that the flue gas is purified.
The application provides a flue gas purification device, owing to adopt the gas-liquid mixing board to make washing liquid and flue gas carry out high-efficient gas-liquid mixture for this flue gas purification device has less liquid-gas ratio, for example the liquid-gas ratio scope of conventional technique is 20 ~ 30, and flue gas purification device's liquid-gas ratio is only 1 ~ 5 in this application, thereby is favorable to reducing the circulation volume of circulating pump, makes the power greatly reduced of circulating pump, has reduced the energy consumption.
In order to further improve the purification effect on the flue gas, the flue gas purification device provided by the application also comprises a water curtain purification structure 2; the water curtain purification structure 2 is arranged at the upper end of the gas-liquid purification structure 1, and the water curtain purification structure 2 is communicated with the gas-liquid purification structure 1.
The flue gas purified by the gas-liquid purification structure 1 rises along the gas-liquid purification structure 1, enters the water curtain purification structure 2, is further subjected to water curtain purification treatment in the water curtain purification structure 2, and is directly discharged or is further subjected to corresponding treatment.
The water curtain purification structure 2 in the application can be any device capable of realizing water curtain purification treatment in the prior art; specifically, the water curtain purification structure 2 preferably includes a water tank 21, a through hole 211 is formed at the bottom of the water tank 21, and the water tank 21 is communicated with the gas-liquid purification structure 1 through the through hole 211.
The flue gas carries out abundant gas-liquid contact with the washing liquid in gas-liquid purification structure 1 after, gets into water curtain purification structure 2 through-hole 211, further carries out water curtain purification treatment to the flue gas.
In the application, the pore plate 22 is arranged between the through hole 211 and the side wall 212 of the water tank 21, the water inlet disc 23 is arranged above the pore plate 22, and the outer side of the water inlet disc 23 is provided with the outer water baffle 231; the washing liquid in the water inlet tray 23 overflows from the outer water baffle 231 to form a water curtain; the water inlet tray 23 is provided with a water inlet 232.
When the flue gas purification device is used, the cleaning solution is conveyed into the water inlet disc 23, a part of the cleaning solution enters the water tank 21 through the water inlet hole 232 and enters the gas-liquid purification structure 1 through the through hole 211 at the bottom of the water tank 21, and further fully collides and contacts with the flue gas in the gas-liquid mixing plate to purify the flue gas; when the water level in the water inlet tray 23 reaches the height of the outer water baffle 231, a part of the washing liquid overflows from the water inlet tray 23, and the overflowing washing liquid forms a water curtain on the outer side of the pore plate 22; the flue gas purified by the gas-liquid purification structure 1 enters the water tank 21 through the through hole 211, further passes through the pore plate 22, contacts with the water curtain on the outer side of the pore plate 22 and passes through the water curtain; in the process of passing through the water curtain, the flue gas is contacted with the washing liquid again to purify the flue gas; the flue gas passes through the water curtain and then contacts with the side wall 212 of the water tank 21 to collide; entrained water in the flue gas forms liquid drops in the collision process of the flue gas and the side wall 212, and the liquid drops flow into the water tank 21, so that the flue gas purification effect is improved, and the entrained water in the discharged flue gas can be reduced.
The distribution direction of the orifice plates 22 may be a vertical direction, or may form a certain angle with the vertical direction, and the orifice plates are arranged obliquely; the present application prefers that the direction of distribution of the orifice plates 22 is vertical.
The orifice plate 22 may be any device having a through-hole structure; the orifice plate 22 is preferably a gas-liquid mixing plate as described above.
In addition, in order to facilitate the emission of the flue gas after the flue gas collides with the side wall 212, the top end of the side wall 212 is preferably inclined towards the outer side of the water tank 21; wherein the outside of the water tank 21 means a side away from the center of the water tank 21.
Furthermore, a convex structure 233 is arranged in the middle of the water inlet tray 23, and the water inlet holes 232 are arranged on two sides of the convex structure 233, so that the washing liquid in the water inlet tray 23 can conveniently enter the water tank 21 through the water inlet holes 232; the cross-sectional shape of the protruding structure 233 may be any geometric shape, and it is preferable that the cross-sectional shape of the protruding structure 233 is an inverted V shape in the present application.
Further, a gap is arranged between the pore plate 22 and the bottom of the water tank 21 to form a water flow channel 24; the washing liquid overflowing from the water inlet tray 23 into the water tank 21 flows into the gas-liquid purification structure 1 through the water flow passage 24, and is further used for purifying the flue gas.
In order to prevent the flue gas entering the water curtain purification structure 2 from the gas-liquid purification structure 1 from escaping from the water flow channel 24, and the flue gas cannot contact with the washing liquid in the water curtain, an inner water baffle 213 extending upwards is further arranged at the bottom of the water tank 21; the inner water deflector 213 is positioned inside the orifice plate 22; and the top end of the inner water baffle 213 is higher than the top of the water flow channel 24, so as to ensure that the water flow channel 24 is always filled with the washing liquid, and the flue gas is prevented from escaping from the water flow channel 24.
The utility model provides a flue gas purification device carries out the purification treatment in-process to the flue gas, and the flue gas at first contacts with washing liquid gas-liquid mixture in the gas-liquid mixing board of transverse distribution, carries out gas-liquid purification treatment, and the flue gas after the processing passes the water curtain that the washing liquid constitutes once more after the orifice plate 22, carries out purification treatment once more, guarantees the purification treatment effect to the flue gas.
By adopting different washing liquids, the flue gas purification device provided by the utility model can be suitable for various flue gas purification treatments, and can also realize the cooperative treatment of various pollutants in the flue gas, and remove pollutants such as smoke dust, sulfur dioxide, nitrogen oxide, heavy metals and dioxin in the flue gas; in the flue gas treatment process, the flue gas treatment capacity is not limited by the concentration of pollutants in the flue gas, the application range is wide, and the problem is solved comprehensively.
The flue gas purification device provided by the application not only can be used for treating flue gas, but also can be used for purifying air; when air is purified, the cleaning solution can adopt pure water, and the cleaning solution can effectively remove PM2.5, PM10, aerosol particles and the like in the air through full contact of water and the air, so that the aim of purifying the air is fulfilled; the water after the air is purified can be recycled after being purified by membrane treatment; the filtered solid particles (PM 2.5 and PM10 in the air) are disposed of as general solid waste.
The flue gas purification device can be used as an independent device, and can also be combined to use by configuring different numbers of flue gas purification devices according to the flue gas treatment capacity so as to treat the flue gas; when a plurality of flue gas purification devices are used jointly, each flue gas purification device can operate independently, so that the devices can be replaced and maintained conveniently.
For the convenience of understanding, the flue gas cleaning device is used for dedusting flue gas by taking the washing liquid as water as an example, and the using process of the flue gas cleaning device is described in detail.
Firstly, the flue gas to be treated enters a gas-liquid purification structure 1 from the lower part, and is cut into fine gas columns through a channel 111 to enter a gas-liquid mixing plate body 11; water in the water inlet disc 23 enters the water tank 21 through the water inlet hole 232 and then enters the gas-liquid purification structure 1 through the through hole 211; in the gas-liquid purification structure 1, after being uniformly distributed by the water distribution disc 13, water enters the gas-liquid mixing plate body 11 through the channel 111; the water left from the upper part and the smoke entering from the lower part are in full collision contact in the mutually crossed and communicated channels 11, after large-particle dust in the smoke collides with the water, the weight of the wrapped water is increased, the upward power is lost, and the smoke is impacted by water flow and flows downwards into the dedusting washing pool; the dedusted flue gas continuously rises along the channel 111, and continuously passes upwards through holes in the water distribution disc 13 and gaps between the water distribution disc 13 and the shell 12 after coming out of the gas-liquid mixing plate body 11, and enters the water curtain purification structure 2; the flue gas wraps a part of water in the water curtain purification structure 2 and passes through the holes on the pore plate 22 to be contacted with a water curtain formed by water overflowing from the water inlet disc 23, and under the action of the conveying power of the flue gas, the flue gas passes through the water curtain and is washed and purified again through the water curtain; the flue gas passing through the water curtain collides with the side wall 212 along the same trend, and entrained water in the flue gas forms liquid drops after collision and flows back to the water tank 21, so that the dust removal and purification of the flue gas are completed.
Therefore, when the flue gas dust removal device is used for treating flue gas, the advancing route of the flue gas is as follows in sequence: an outlet of the previous processing unit, a gas-liquid mixing plate body 11, a water distribution disc 13, a pore plate 22, a side wall 212 and an inlet of the next processing unit; the traveling route of the washing liquid is as follows in sequence: the device comprises a washing tank, a pump, a water inlet main pipe, a water inlet disc 23, a water tank 21, a water flow channel 24, a water distribution disc 13, a gas-liquid mixing plate body 11 and the washing tank.
When the flue gas purification device is used for denitration or desulfurization treatment, water in the process is replaced by a corresponding denitration agent or desulfurizer.
Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present disclosure, and such changes and modifications will fall within the scope of the present invention.
Claims (9)
1. The gas-liquid mixing plate is characterized by comprising a gas-liquid mixing plate body (11), wherein a plurality of tubular passages (111) are arranged in the gas-liquid mixing plate body (11), and the passages (111) are mutually crossed and communicated to form a mixed flow area;
each passageway (111) all with at least two passageways (111) that the direction of distribution is different cross connection simultaneously, passageway (111) form reducing structure in the crossing, constitute the venturi and mix.
2. The gas-liquid mixing plate according to claim 1, wherein the aperture of the passage (111) ranges from 0.3mm to 10 mm; the thickness range of the gas-liquid mixing plate body (11) is 2 cm-50 cm.
3. A flue gas purification device, comprising a gas-liquid purification structure (1) including a housing (12) having a hollow structure, wherein the gas-liquid mixing plate according to claim 1 or 2 is provided in the housing (12); the gas-liquid purification structure (1) further comprises a water distribution disc (13) arranged in the shell (12); the water distribution disc (13) is arranged above the gas-liquid mixing plate.
4. A flue gas purification device according to claim 3, wherein the gas-liquid mixing plate and the water diversion disc (13) are distributed in the housing (12) in a horizontal direction.
5. A flue gas cleaning device according to claim 3, further comprising a water curtain cleaning structure (2); the water curtain purification structure (2) is arranged at the upper end of the gas-liquid purification structure (1), and the water curtain purification structure (2) is communicated with the gas-liquid purification structure (1).
6. The flue gas purification device according to claim 5, wherein the water curtain purification structure (2) comprises a water tank (21), a through hole (211) is formed in the bottom of the water tank (21), and the water tank (21) is communicated with the gas-liquid purification structure (1) through the through hole (211); an orifice plate (22) is arranged between the through hole (211) and the side wall (212) of the water tank (21); a water inlet disc (23) is arranged above the pore plate (22), and an outer water baffle plate (231) is arranged on the outer side of the water inlet disc (23); the washing liquid in the water inlet disc (23) overflows from the outer water baffle (231) to form a water curtain; a water inlet hole (232) is formed in the water inlet disc (23); the orifice plate (22) comprises a gas-liquid mixing plate; the top end of the side wall (212) is inclined to the outside of the water tank (21).
7. The flue gas purification device according to claim 6, wherein the perforated plates (22) are distributed in a vertical direction.
8. The flue gas purification device according to claim 6, wherein a raised structure (233) is arranged in the middle of the water inlet tray (23), and the cross section of the raised structure (233) is in an inverted V shape; the water inlet holes (232) are arranged on two sides of the protruding structure (233).
9. The flue gas purification device according to claim 6, wherein a gap is provided between the orifice plate (22) and the bottom of the water tank (21) to form a water flow channel (24); an inner water baffle (213) extending upwards is arranged at the bottom of the water tank (21); the inner water baffle (213) is positioned inside the orifice plate (22); the top end of the inner water baffle (213) is higher than the top of the water flow channel (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020926910.3U CN212819090U (en) | 2020-05-28 | 2020-05-28 | Gas-liquid mixing plate and flue gas purification device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020926910.3U CN212819090U (en) | 2020-05-28 | 2020-05-28 | Gas-liquid mixing plate and flue gas purification device |
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| CN212819090U true CN212819090U (en) | 2021-03-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114367160A (en) * | 2021-12-31 | 2022-04-19 | 云南澄江华业磷化工有限责任公司 | Device and process for collecting and treating gas in phosphorus chemical production process |
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2020
- 2020-05-28 CN CN202020926910.3U patent/CN212819090U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114367160A (en) * | 2021-12-31 | 2022-04-19 | 云南澄江华业磷化工有限责任公司 | Device and process for collecting and treating gas in phosphorus chemical production process |
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