CN114272633A - Acidic water stripping device - Google Patents
Acidic water stripping device Download PDFInfo
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- CN114272633A CN114272633A CN202111656762.3A CN202111656762A CN114272633A CN 114272633 A CN114272633 A CN 114272633A CN 202111656762 A CN202111656762 A CN 202111656762A CN 114272633 A CN114272633 A CN 114272633A
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Abstract
The invention discloses an acid water stripping device, which relates to the technical field of stripping equipment and comprises a stripping tower body, wherein a top cover is installed at the top of the stripping tower body, an exhaust pipe is fixed at one side of the top end of the stripping tower body, a liquid inlet mechanism is installed on the top cover, an air inlet mechanism is inserted into the bottom end of the stripping tower body, a liquid discharge pipe is installed at one side of the bottom end of the stripping tower body, an installation opening is formed in one side of the stripping tower body, an extension frame is installed at one side of the installation opening, fixing rings fixedly connected with the stripping tower body are arranged on two sides of the extension frame, a storage rack is installed in the extension frame, an air guide cavity matched with the inner diameter of the stripping tower body is formed in the storage rack, and two liquid guide discs are installed in the air guide cavity. According to the invention, the steam flowing speed of the air guide groove is increased, so that the collision strength of steam to the steam stripping stock solution shunted by the air guide groove is improved, and the heat exchange strength of the steam stripping stock solution and the steam stripping steam is promoted.
Description
Technical Field
The invention relates to the technical field of stripping equipment, in particular to an acidic water stripping device.
Background
Stripping is a unit operation used to recover absorbed solutes and to separate the absorbent from the solutes for regeneration. Meanwhile, in some cases, the stripping is also used for removing light components in liquid, such as the oil refining industry which uses steam as a stripping agent to remove the light components of oil varieties. Stripping can be used in conjunction with absorption or alone. The stripping column may be in the form of a tray column or a packed column. In any form of tower, raw materials enter the tower from the top of the tower and leave the tower from the bottom of the tower; the resolving agent enters the tower from the bottom of the tower, is in countercurrent contact with the liquid raw material in the tower, and is separated from the tower together with the extracted component at the top of the tower.
Chinese utility model patent of publication number CN209392766U discloses an acid water stripping tower among the prior art, including gas outlet, inlet, steam port, circulating line, circulating pump and vapour and liquid separator, the tower body is the drum structure, and the tower body top sets up the gas outlet, and the lateral wall of tower body upper end sets up the inlet, and the tower body middle part sets up the distributor, sets up a plurality of steam ports on the lateral wall of tower body lower extreme, and the tower body bottom sets up the leakage fluid dram, and wherein, the opening slope of steam port sets up, sets up multiunit circulating line between steam port and the leakage fluid dram, and the circulating line is connected with the inlet. The utility model discloses a sour water stripping tower that provides not only can carry out the operation of stripping to the liquid phase component in most region through the steam port that four group's slopes set up, can circulate partial liquid phase component through circulating line moreover, carries out the operation of stripping again, makes the strip to the liquid phase more abundant.
Above-mentioned device has some inadequately in the use, for example, the distributor setting is in the tower body, disperses the stoste, and wherein steam and stoste collision in-process, the dispersion effect of stoste is not good, and the stoste whereabouts in-process is gathered together easily, and is not good with the heat exchange effect in the contact process of steam, and the distributor is difficult to dismantle moreover, and the inconvenient post maintenance clearance work that carries on.
Disclosure of Invention
The invention aims to provide an acidic water stripping device, which solves the technical problems that stock solution is easy to accumulate together in the falling process, the heat exchange effect is poor in the contact process of the stock solution and steam, a distributor is not easy to disassemble, and the later maintenance and cleaning work is inconvenient to carry out in the prior art.
The invention provides an acidic water stripping device, which comprises a stripping tower body, wherein a top cover is arranged at the top of the stripping tower body, an exhaust pipe is fixed at one side of the top end of the stripping tower body, a liquid inlet mechanism is arranged on the top cover, an air inlet mechanism is inserted into the bottom end of the stripping tower body, a liquid discharge pipe is arranged at one side of the bottom end of the stripping tower body, an installation opening is formed in one side of the stripping tower body, an extension frame is arranged at one side of the installation opening, fixing rings fixedly connected with the stripping tower body are arranged at two sides of the extension frame, a storage rack is arranged in the extension frame, an air guide cavity matched with the inner diameter of the stripping tower body is formed in the storage rack, two liquid guide discs are arranged in the air guide cavity, a plurality of liquid guide openings are formed in the bottoms of the liquid guide discs, liquid guide annular grooves are formed in the edges of the top ends of the liquid guide openings, liquid guide columns are arranged in the liquid guide openings, the utility model discloses a stripping tower body, including the periphery of lead liquid post, branch gas piece, the periphery of lead liquid post, lead and to be equipped with a plurality of air guide grooves on the circumference lateral wall of liquid post, the top of lead liquid post is fixed with the liquid boss of leading, lead and to be equipped with a plurality of guiding gutters that the annular distributes on the circular cone inclined plane of top of liquid boss, the circumference outer wall top of lead liquid post is fixed with a plurality of branch gas pieces that the annular distributes, divide the gas piece to be located between guiding gutter bottom and the guiding gutter top, can install on the stripping tower body lateral wall under the limiting displacement of solid fixed ring through extending the frame, the supporter is pegged graft and is installed in extending the frame, makes the air guide chamber of supporter communicate with the stripping tower body is inside, the installation and the dismantlement work of supporter of being convenient for the staff, the stripping stock solution that the leading-in the stripping tower body falls into the liquid boss surface of leading on the liquid dish, the guiding gutter on liquid boss surface divides the stripping stock solution, makes the even downward dispersion of stripping stock solution, leading-in steam in the strip tower moves upwards from the air guide groove on the side of the liquid guide column, the air guide groove can carry out shunting work on steam, the steam flowing speed through the air guide groove is increased, the collision strength of steam to the stripping stock solution shunted by the flow guide groove is improved, the air distribution piece carries out bilateral shunting on the stripping steam guided by the air guide groove, two oblique upward steam air flows are formed, the steam stripping stock solution is cut apart and collided, the heat exchange strength of the steam stripping stock solution and the stripping steam is promoted, in addition, the steam stripping work can be carried out twice shunting on the steam stripping stock solution through the liquid guide bosses on the two liquid guide discs, the collision stroke of the steam stripping stock solution and the stripping steam is increased, and the steam stripping effect and the completeness of the steam stripping stock solution are improved.
Further, the terminal surface of guiding gutter is half circular arc, the top radius of guiding gutter is less than its bottom radius, can carry out reposition of redundant personnel work to the strip stoste through the top of guiding gutter, and the extension area that can increase self when the strip stoste moves to the bottom along the guiding gutter for form half circular tubulose film section when the strip stoste is derived downwards, improve with the heat transfer area of steam.
Furthermore, the both sides of minute gas piece are the semicircle tubulose to the bending upwards, divide the gas piece to keep away from the terminal surface diameter of drain column be greater than its with drain column fixed connection's one end, can cut apart the water conservancy diversion to ascending steam through the curved surface of minute gas piece both sides, form two ascending steam thrust and collide to the strip stoste, further improve heat transfer intensity.
Furthermore, the top end of the air guide groove is provided with an air guide inclined plane, and the air distribution sheet is positioned on the extension line of the top end of the inclined plane of the air guide inclined plane.
Further, feed liquor mechanism is including pegging graft inlet pipe on the top cap, the bottom intercommunication of inlet pipe has the liquid separation dish, be equipped with the drain chamber in the liquid separation dish, the bottom in drain chamber is fixed with a plurality of shunt tubes, and the shunt tubes through liquid separation dish bottom can shunt the strip stoste of inlet pipe input and derive for the strip stoste can be even fall from drain boss top, improves dispersion effect.
Further, the air inlet mechanism is in including pegging graft the internal steam pipe of strip tower, the fixed intercommunication in one side of steam pipe has a plurality of branch pipes, can be with the even distribution of steam in the input strip tower body through the branch pipe on the steam pipe for steam is more stable during the upward movement.
Furthermore, a plurality of supporting mechanisms are arranged between the edges of the two liquid guide discs, a plurality of flow baffles distributed in an annular manner are fixed at the top edge of the liquid guide disc above the gas guide cavity, a flow blocking groove is arranged at one side of each flow baffle, an annular guide rail is fixed at the edge of each liquid guide disc, the annular guide rail and the top end of each supporting mechanism form sliding fit, a circulating pump is fixed at one side of the extension frame, a liquid suction pipe inserted into the bottom end of the steam stripping tower body is fixed at the liquid inlet end of the circulating pump, a return pipe is fixed at the liquid outlet end of the circulating pump, a first branch pipe and a second branch pipe are connected at the top end of the return pipe, the first branch pipe is communicated with the liquid guide cavity in the liquid distribution disc, a plurality of convex blocks are fixed at the inner wall of the bottom of the liquid guide cavity, and one end, far away from the return pipe, of the second branch pipe extends to one side of the flow baffles at the top of the liquid guide disc, the stock solution after stripping can be output to the feeding pipe again through the liquid suction pipe and the return pipe through the circulating pump, stripping work is carried out again, and the stripping completeness of the stripping stock solution is improved.
Further, the supporting mechanism comprises a first fixing block and a second fixing block, a U-shaped reed is installed between the first fixing block and the second fixing block, the U-shaped reed can support the two liquid guide discs at intervals, and the steam stripping stock solution descends and is in a solid state by utilizing gravity, so that the U-shaped reed generates an elastic vibration effect, and the stock solution adhered to the steam stripping completion in the gas guide groove flows downwards.
Furthermore, a convex ring is fixed at the bottom end of the inner wall of the air guide cavity of the storage rack and is in contact with the edge of the bottom end of the liquid guide disc.
Further, one side outer wall of supporter is fixed with the connecting block of two symmetries, one side of connecting block with extend frame fixed connection.
Compared with the prior art, the invention has the beneficial effects that:
(1) according to the invention, the steam stripping stock solution is subjected to shunting operation through the flow guide grooves on the surfaces of the liquid guide bosses, so that the steam stripping stock solution is uniformly dispersed downwards, the steam introduced into the stripping tower body moves upwards from the gas guide grooves on the side edges of the liquid guide columns, and the gas guide grooves can perform shunting operation on the steam, so that the flow speed of the steam passing through the gas guide grooves is increased, and the collision strength of the steam on the steam stripping stock solution shunted by the flow guide grooves is improved.
(2) According to the invention, the steam stripping steam guided by the gas guide groove is subjected to two-side flow distribution through the gas distribution sheet to form two inclined upward steam flows, the steam stripping stock solution is subjected to partition collision, the heat exchange strength of the steam stripping stock solution and the steam stripping steam is promoted, in addition, the steam stripping stock solution can be subjected to twice flow distribution steam stripping work through the liquid guide bosses on the two liquid guide discs, the collision stroke of the steam stripping stock solution and the steam stripping steam is increased, and the steam stripping effect and the completeness of the steam stripping stock solution are improved.
(3) According to the invention, the extension frame can be arranged on the side wall of the stripping tower body under the limiting action of the fixing ring, the storage rack is inserted into the extension frame, so that the air guide cavity of the storage rack is communicated with the inside of the stripping tower body, the storage rack is convenient for workers to carry out the mounting and dismounting work of the storage rack, the flow dividing pipe at the bottom of the liquid dividing disc can divide and guide out the stripping stock solution input by the feed pipe, so that the stripping stock solution can uniformly fall from the top of the liquid guide boss, and the dispersion effect is improved;
(4) the invention can output the stock solution after steam stripping to the first branch pipe and the second branch pipe on the return pipe through the liquid extracting pipe through the circulating pump, the first branch pipe outputs part of the stock solution at the bottom of the steam stripping tower body to the liquid separating disc again, mixing with the stock solution led into the liquid-separating disc by the feed pipe, leading out from the flow-dividing pipe for circular steam stripping, wherein the lug can be used for shunting and colliding stock solution led into the liquid separation disc, so that the stock solution at the bottom of the stripping tower body is fully mixed with the stock solution led in by the feed pipe, so that the temperature of the mixed stock solution is more even, the preheating work of leading the feed pipe into the stock solution is realized, the stripping efficiency is promoted, in addition, the stock solution led out by the second branch pipe impacts a flow blocking plate at the top of the liquid guiding disc, the flow blocking plate drives the liquid guiding disc to rotate under the pushing action of water flow, so that the two liquid guide discs rotate in a relative dislocation way, and steam and stock solution passing through the two liquid guide discs have better steam stripping effect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic cross-sectional perspective view of the shelf of the present invention;
FIG. 4 is a schematic view of the dispersing mechanism of the present invention;
FIG. 5 is a partial cross-sectional structural schematic view of a dispersing mechanism according to the present invention;
FIG. 6 is a schematic structural view of a liquid guiding mechanism according to the present invention;
FIG. 7 is a schematic view showing an assembled state of an extension frame according to the present invention;
fig. 8 is a schematic perspective view of an extension frame according to the present invention.
Reference numerals:
1. a stripping tower body; 2. a fixing ring; 3. an extension frame; 4. connecting blocks; 5. a rack; 6. a top cover; 7. a feed pipe; 8. a return pipe; 801. a first branch pipe; 802. a second branch pipe; 9. an exhaust pipe; 10. a circulation pump; 11. a liquid pumping pipe; 12. a steam pipe; 13. a liquid discharge pipe; 14. a gas conducting cavity; 15. a liquid guide plate; 151. a spoiler; 152. a flow-blocking groove; 16. an air guide branch pipe; 17. a liquid guiding boss; 18. a liquid guide port; 19. a liquid guiding annular groove; 20. a liquid guiding column; 21. a gas guide groove; 22. an air guide slope; 23. a gas distribution sheet; 24. a diversion trench; 25. a first fixed block; 251. an annular guide rail; 26. a U-shaped reed; 27. a second fixed block; 28. a convex ring; 29. a liquid separating disc; 291. a bump; 30. a drainage cavity; 31. and (4) dividing the tube.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.
The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 5, an embodiment of the present invention provides an acidic water stripping apparatus, including a stripping tower body 1, a top cover 6 is installed on the top of the stripping tower body 1, an exhaust pipe 9 is fixed on one side of the top end of the stripping tower body 1, a liquid inlet mechanism is installed on the top cover 6, an air inlet mechanism is inserted into the bottom end of the stripping tower body 1, a liquid discharge pipe 13 is installed on one side of the bottom end of the stripping tower body 1, a stripping stock solution is introduced into the stripping tower body 1 through the liquid inlet mechanism, and stripping steam is introduced into the bottom of the stripping tower body 1 through the air inlet mechanism;
specifically, one side of the stripping tower body 1 is provided with a mounting port, one side of the mounting port is provided with an extension frame 3, two sides of the extension frame 3 are provided with fixing rings 2 fixedly connected with the stripping tower body 1, an article placing frame 5 is installed in the extension frame 3, the article placing frame 5 is provided with an air guide cavity 14 matched with the inner diameter of the stripping tower body 1, two liquid guide discs 15 are installed in the air guide cavity 14, the bottom of the liquid guide discs 15 is provided with a plurality of liquid guide ports 18, the edge of the top end of the liquid guide ports 18 is provided with a liquid guide ring groove 19, a liquid guide column 20 is installed in the liquid guide ports 18, the circumferential side wall of the liquid guide column 20 is provided with a plurality of air guide grooves 21, the top of the liquid guide column 20 is fixed with a liquid guide boss 17, the conical inclined plane at the top of the liquid guide boss 17 is provided with a plurality of annularly distributed guide grooves 24, the top end of the circumferential outer wall of the liquid guide column 20 is fixed with a plurality of annularly distributed air distributing pieces 23, the air distributing pieces 23 are positioned between the bottom ends of the guide grooves 24 and the air guide grooves 21, the extension frame 3 can be arranged on the side wall of the stripping tower body 1 under the limiting action of the fixing ring 2, the storage rack 5 is inserted and arranged in the extension frame 3, so that the air guide cavity 14 of the storage rack 5 is communicated with the inside of the stripping tower body 1, the installation and the disassembly of the storage rack 5 are convenient for workers, stripping stock solution led into the stripping tower body 1 falls onto the surface of the liquid guide boss 17 on the liquid guide disc 15, the diversion groove 24 on the surface of the liquid guide boss 17 conducts diversion work on the stripping stock solution, so that the stripping stock solution is uniformly dispersed downwards, steam led into the stripping tower body 1 moves upwards from the air guide groove 21 on the side edge of the liquid guide column 20, the air guide groove 21 can conduct diversion work on the steam, the flow speed of the steam passing through the air guide groove 21 is increased, the collision strength of the steam on the stripping stock solution shunted by the diversion groove 24 is improved, and the air diversion piece 23 conducts two-side diversion on the stripping steam guided by the air guide groove 21, two steam airflows which are obliquely upward are formed, the steam stripping stock solution is divided and collided, the heat exchange strength of the steam stripping stock solution and the steam stripping steam is promoted, in addition, the steam stripping stock solution can be subjected to twice shunting steam stripping work through the liquid guide bosses 17 on the two liquid guide discs 15, the collision stroke of the steam stripping stock solution and the steam stripping steam is increased, and the steam stripping effect and the completeness of the steam stripping stock solution are improved.
Specifically, the terminal surface of guiding gutter 24 is half circular arc, and the top radius of guiding gutter 24 is less than its bottom radius, can carry out reposition of redundant personnel work to the strip stoste through the top of guiding gutter 24, and the extension area that can increase self when the strip stoste moves to the bottom along guiding gutter 24 for form half circular tubulose film section when the strip stoste is derived downwards, improve the heat transfer area with steam.
Specifically, both sides of the gas distribution piece 23 are bent upwards to form a semicircular pipe shape, the diameter of the end face, far away from the liquid guide column 20, of the gas distribution piece 23 is larger than that of one end, fixedly connected with the liquid guide column 20, of the end face, the bent faces, far away from the liquid guide column 20, of the gas distribution piece 23 can cut steam upwards to achieve diversion, two upward steam thrusts are formed to collide with stripping stock solution, and the heat exchange strength is further improved.
Specifically, the top end of the air guide groove 21 is provided with an air guide inclined plane 22, the air distribution piece 23 is positioned on the extension line of the top end of the inclined plane of the air guide inclined plane 22, and the air guide inclined plane 22 at the top of the air guide groove 21 can guide stripping steam to the bottom of the air distribution piece 23.
Specifically, inlet liquid mechanism is including pegging graft inlet pipe 7 on top cap 6, and the bottom intercommunication of inlet pipe 7 has the liquid separation dish 29, is equipped with in the liquid separation dish 29 and leads liquid chamber 30, and the bottom of leading liquid chamber 30 is fixed with a plurality of shunt tubes 31, can shunt the strip stoste of inlet pipe 7 input through the shunt tubes 31 of liquid separation dish 29 bottom and derive for the strip stoste can be even drop from leading liquid boss 17 top, improves the dispersion effect.
Specifically, the air inlet mechanism comprises a steam pipe 12 inserted in the steam stripping tower body 1, one side of the steam pipe 12 is fixedly communicated with a plurality of air guide branch pipes 16, and the steam input into the steam stripping tower body 1 can be distributed more uniformly through the air guide branch pipes 16 on the steam pipe 12, so that the steam is more stable when moving upwards.
Specifically, a plurality of supporting mechanisms are arranged between the edges of the two liquid guiding discs 15, a plurality of circularly distributed spoilers 151 are fixed at the top edge of the liquid guiding disc 15 above the air guiding cavity 14, a flow blocking groove 152 is arranged at one side of each spoiler 151, an annular guide rail 251 is fixed at the edge of each liquid guiding disc 15, the annular guide rail 251 and the top end of each supporting mechanism form a sliding fit, the annular guide rail 251 can achieve the rotating work purpose of the liquid guiding discs 15, a circulating pump 10 is fixed at one side of the extension frame 3, a liquid inlet end of the circulating pump 10 is fixed with a liquid suction pipe 11 inserted into the bottom end of the stripping tower body 1, a liquid outlet end of the circulating pump 10 is fixed with a return pipe 8, the top end of the return pipe 8 is connected with a first branch pipe 801 and a second branch pipe 802, the first branch pipe 801 is communicated with the liquid guiding cavity 30 in the liquid dividing disc 29, a plurality of bumps 291 are fixed on the inner wall at the bottom of the liquid guiding cavity 30, one end of the second branch pipe 802 far away from the return pipe 8 extends to one side of the spoilers 151 at the top of the liquid guiding discs 15, the raw liquid after stripping can be output to the first branch pipe 801 and the second branch pipe 802 on the return pipe 8 through the liquid extracting pipe 11 by the circulating pump 10, a part of the raw liquid at the bottom of the stripping tower body 1 is output to the liquid separating tray 29 again by the first branch pipe 801, and is mixed with the raw liquid introduced into the liquid separating tray 29 by the inlet pipe 7 and then is led out from the flow dividing pipe 31 for the purpose of circulating stripping, wherein the bump 291 can perform flow dividing collision on the raw liquid introduced into the liquid separating tray 29, so that the raw liquid at the bottom of the stripping tower body 1 is fully mixed with the raw liquid introduced by the inlet pipe 7, the temperature of the mixed raw liquid is more even, the preheating work of the raw liquid introduced into the inlet pipe 7 is realized, the stripping efficiency is promoted, in addition, the raw liquid led out by the second branch pipe 802 impacts the flow blocking plate 151 at the top of the liquid guiding tray 15, the blocking plate 151 drives the liquid guiding tray 15 to rotate under the pushing action of water flow, so that the two liquid guiding trays 15 form relative dislocation rotation, the steam and the stock solution passing over the two liquid guiding discs 15 are better stripped.
Specifically, the supporting mechanism comprises a first fixing block 25 and a second fixing block 27, a U-shaped reed 26 is installed between the first fixing block 25 and the second fixing block 27, the U-shaped reed 26 can support the two liquid guide discs 15 at intervals, and the U-shaped reed 26 generates an elastic vibration effect by utilizing the gravity of downward falling and implementation of the stripping stock solution, so that the stock solution adhered to the gas guide groove 21 and subjected to stripping is promoted to flow downward.
Specifically, the bottom end of the inner wall of the air guide cavity 14 of the commodity shelf 5 is fixed with a convex ring 28, the convex ring 28 contacts with the bottom edge of the liquid guide disc 15, and the bottom edge of the liquid guide disc 15 can be limited and supported by the convex ring 28.
Specifically, the outer wall of one side of supporter 5 is fixed with two symmetrical connecting blocks 4, and one side of connecting block 4 and extension frame 3 fixed connection.
The specific working method comprises the following steps: the stripping stock solution is guided into the stripping tower body 1 through the liquid inlet mechanism, the stripping steam is guided into the bottom of the stripping tower body 1 through the gas inlet mechanism, the stripping stock solution guided into the stripping tower body 1 falls onto the surface of the liquid guide boss 17 on the liquid guide disc 15, the diversion groove 24 on the surface of the liquid guide boss 17 conducts diversion work on the stripping stock solution, so that the stripping stock solution is uniformly dispersed downwards, the steam guided into the stripping tower body 1 moves upwards from the gas guide groove 21 on the side edge of the liquid guide column 20, the gas guide groove 21 can conduct diversion work on the steam, the flowing speed of the steam passing through the gas guide groove 21 is increased, the collision strength of the steam on the stripping stock solution shunted by the diversion groove 24 is improved, the gas distributing sheet 23 conducts bilateral diversion on the stripping steam guided by the gas guide groove 21, two oblique upward steam air flows are formed, the stripping stock solution is cut and collided, the heat exchange strength of the stripping stock solution and the stripping steam is promoted, and the stripping stock solution can be shunted twice through the liquid guide bosses 17 on the two liquid guide discs 15 Increasing the collision stroke of the stripping stock solution and the stripping steam, storing the stripped liquid at the bottom of the tower body, leading out the target stripping component from the exhaust pipe 9 by the stripping steam, outputting the stripped stock solution to the first branch pipe 801 and the second branch pipe 802 on the return pipe 8 through the liquid extracting pipe 11 by the circulating pump 10, outputting a part of the stock solution at the bottom of the stripping tower body 1 to the liquid separating disc 29 by the first branch pipe 801, mixing the part of the stock solution with the stock solution led into the liquid separating disc 29 by the feed pipe 7, leading out the mixture from the flow dividing pipe 31 for the purpose of circulating stripping, wherein the bump 291 can perform shunting collision on the stock solution led into the liquid separating disc 29, fully mixing the stock solution at the bottom of the stripping tower body 1 with the stock solution led into the feed pipe 7, making the temperature of the mixed stock solution more even, realizing the preheating work of the stock solution led into the feed pipe 7, promoting the stripping efficiency, and impacting the flow blocking plate 151 at the top of the liquid guiding disc 15 by the stock solution led out by the second branch pipe 802, the spoiler 151 drives the liquid guiding discs 15 to rotate under the pushing action of water flow, so that the two liquid guiding discs 15 form relative dislocation rotation, and steam and stock solution passing through the two liquid guiding discs 15 have better steam stripping action.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The utility model provides an acid water stripping device, includes stripping tower body (1), top cap (6) are installed at the top of stripping tower body (1), top one side of stripping tower body (1) is fixed with blast pipe (9), install feed liquor mechanism on top cap (6), the inside grafting in bottom of stripping tower body (1) has air inlet mechanism, fluid-discharge tube (13), its characterized in that are installed to bottom one side of stripping tower body (1): the steam stripping tower comprises a steam stripping tower body (1), wherein a mounting port is formed in one side of the steam stripping tower body (1), an extension frame (3) is installed on one side of the mounting port, fixing rings (2) fixedly connected with the steam stripping tower body (1) are arranged on two sides of the extension frame (3), a storage rack (5) is installed in the extension frame (3), a gas guide cavity (14) matched with the inner diameter of the steam stripping tower body (1) is formed in the storage rack (5), two liquid guide discs (15) are installed in the gas guide cavity (14), a plurality of liquid guide ports (18) are formed in the bottoms of the liquid guide discs (15), a liquid guide ring groove (19) is formed in the edge of the top end of each liquid guide port (18), a liquid guide column (20) is installed in each liquid guide port (18), a plurality of gas guide grooves (21) are formed in the circumferential side wall of each liquid guide column (20), and a liquid guide boss (17) is fixed at the top of each liquid guide column (20), a plurality of guide grooves (24) distributed in an annular shape are formed in the conical inclined plane at the top of the liquid guide boss (17), a plurality of air distributing pieces (23) distributed in an annular shape are fixed at the top end of the outer wall of the circumference of the liquid guide column (20), and the air distributing pieces (23) are located between the bottom end of each guide groove (24) and the top end of each air guide groove (21).
2. The acid water stripping device according to claim 1, wherein: the end face of the diversion trench (24) is in a semi-circular arc shape, and the radius of the top end of the diversion trench (24) is smaller than that of the bottom end of the diversion trench.
3. The acid water stripping device according to claim 2, wherein: the two sides of the gas distribution sheet (23) are bent upwards to form a semicircular pipe, and the diameter of the end face of the gas distribution sheet (23), which is far away from the liquid guide column (20), is larger than that of the end face of the liquid guide column (20).
4. The acid water stripping device according to claim 3, wherein: the top end of the air guide groove (21) is provided with an air guide inclined plane (22), and the air distribution sheet (23) is positioned on the extension line of the top end of the inclined plane of the air guide inclined plane (22).
5. The acid water stripping device according to claim 1, wherein: the liquid inlet mechanism comprises a feeding pipe (7) inserted into the top cover (6), the bottom end of the feeding pipe (7) is communicated with a liquid distribution disc (29), a liquid guide cavity (30) is arranged in the liquid distribution disc (29), and a plurality of shunt pipes (31) are fixed at the bottom of the liquid guide cavity (30).
6. The acid water stripping device according to claim 1, wherein: the air inlet mechanism comprises a steam pipe (12) inserted in the steam stripping tower body (1), and one side of the steam pipe (12) is fixedly communicated with a plurality of air guide branch pipes (16).
7. The acid water stripping device according to claim 5, wherein: a plurality of supporting mechanisms are arranged between the edges of the two liquid guide discs (15), a plurality of circularly distributed spoilers (151) are fixed at the top edge of the liquid guide disc (15) above the air guide cavity (14), a flow blocking groove (152) is arranged at one side of each spoiler (151), a circular guide rail (251) is fixed at the edge of the liquid guide disc (15), the circular guide rail (251) is in sliding fit with the top end of each supporting mechanism, a circulating pump (10) is fixed at one side of the extension frame (3), a liquid inlet end of each circulating pump (10) is fixed with a liquid pumping pipe (11) inserted into the bottom end of the stripping tower body (1), a return pipe (8) is fixed at the liquid outlet end of each circulating pump (10), the top end of each return pipe (8) is connected with a first branch pipe (801) and a second branch pipe (802), and the first branch pipes (801) are communicated with a liquid guide cavity (30) in the liquid distribution disc (29), a plurality of bumps (291) are fixed on the inner wall of the bottom of the liquid guide cavity (30), and one end of the second branch pipe (802) far away from the return pipe (8) extends to one side of a flow blocking plate (151) on the top of the liquid guide disc (15).
8. The acid water stripping device according to claim 7, wherein: the supporting mechanism comprises a first fixing block (25) and a second fixing block (27), and a U-shaped spring (26) is installed between the first fixing block (25) and the second fixing block (27).
9. The acid water stripping device according to claim 1, wherein: a convex ring (28) is fixed at the bottom end of the inner wall of the air guide cavity (14) of the shelf (5), and the convex ring (28) is in contact with the edge of the bottom end of the liquid guide disc (15).
10. The acid water stripping device according to claim 1, wherein: the outer wall of one side of supporter (5) is fixed with connecting block (4) of two symmetries, one side of connecting block (4) with extend frame (3) fixed connection.
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| CN202111656762.3A CN114272633B (en) | 2021-12-30 | 2021-12-30 | Acidic water stripping device |
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| CN114272633B (en) | 2023-02-03 |
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