CN212915091U - Wet flue gas desulfurization absorption tower capable of quickly defoaming slurry - Google Patents
Wet flue gas desulfurization absorption tower capable of quickly defoaming slurry Download PDFInfo
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- CN212915091U CN212915091U CN202020921484.4U CN202020921484U CN212915091U CN 212915091 U CN212915091 U CN 212915091U CN 202020921484 U CN202020921484 U CN 202020921484U CN 212915091 U CN212915091 U CN 212915091U
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Abstract
The utility model relates to a make wet flue gas desulfurization absorption tower of quick defoaming of thick liquid, its technical scheme is: an overflow port is formed in one side of the tower body, a physical bubble breaking device and a stirring device are arranged on the inner wall of the spray pipe, the physical bubble breaking device comprises bubble breaking prickles and bubble breaking fins, one ends of the bubble breaking prickles and the bubble breaking fins are welded and fixed on the inner wall of the tower body, the bubble breaking prickles and the bubble breaking fins are installed in a layered and crossed mode, a compressed air pipeline is arranged above the physical bubble breaking device inside the tower body, and a nozzle is arranged on the lower side of the compressed air pipeline; the utility model discloses a broken bubble device of physics, compressed air pipeline and nozzle of design, when the foaming overflow volume is great, return the absorption tower after breaking the foam of outflow through broken bubble prickle and broken bubble fin again, and jet-blast to the broken bubble device department of physics through compressed air pipeline and nozzle, realize the broken bubble of air current cutting to play the effect that prevents the scale deposit and sweep to the broken bubble device of physics.
Description
Technical Field
The utility model relates to a desulfurization absorption tower technical field, in particular to wet flue gas desulfurization absorption tower that makes quick defoaming of thick liquid.
Background
The desulfurization absorption tower is tower equipment for carrying out desulfurization treatment on industrial waste gas, and plays an important role in thermal power plants. Under normal conditions, the absorption tower slurry overflows and then enters the absorption tower area drainage pit through the absorption tower overflow pipe, and then is pumped back to the absorption tower through the pit pump for reuse, so that other consequences can not be caused. However, when the overflow amount of the slurry in the absorption tower is large, the slurry cannot be timely transported through the overflow pipe, thereby causing various accidents or affecting the normal operation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a make wet flue gas desulfurization absorption tower of quick defoaming of thick liquid, it is serious to have solved the thick liquid foaming, and liquid overflow is too big, causes various accidents or influences the problem of normal operating.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a make wet flue gas desulfurization absorption tower of quick defoaming of thick liquid, includes the tower body, the overflow mouth has been seted up to one side of tower body, the inner wall of shower is provided with the broken bubble device of physics and agitating unit, the direction that the broken bubble device of physics was installed makes the whole whirl opposite direction that the thick liquid formed with agitating unit, forms reverse broken bubble, the broken bubble device of physics is including broken bubble prickle and broken bubble fin, the equal welded fastening of the one end of broken bubble prickle and broken bubble fin is on the inner wall of tower body, and broken bubble prickle and broken bubble fin layering cross arrangement, the inside top that is located the broken bubble device of physics of tower body is provided with the compressed air pipeline, the downside of compressed air pipeline is provided with the nozzle, and the nozzle jet corresponds with the position of the broken bubble device of physics.
Preferably, the length of the foam breaking prickles is twice of that of the foam breaking fins, and the compressed air pipeline is annularly arranged on the inner wall of the tower body.
Preferably, agitating unit includes triangle stirring seat and stirring rake, one side welding of triangle stirring seat is on the inner wall of tower body, the opposite side at the triangle stirring seat is installed to the stirring rake, the position that the inner wall of tower body corresponds the stirring rake is provided with broken bubble fin.
Preferably, one side of tower body is connected with the circulating pipe, the lower extreme of tower body has the circulating pump through the circulating pipe connection, and is provided with the medicine mouth on the circulating pipe of circulating pump entry linkage, the circulating pump export is connected with the shower through the circulating pipe, the inside upper end at the tower body is installed to the shower, the downside of shower is provided with the shower head.
Preferably, the physical bubble breaking device is positioned in the fluctuation range of the upper liquid level and the lower liquid level of the slurry in the tower body during operation.
Preferably, the triangular stirring seat and the stirring paddle are arranged on the inner wall of the tower body in a centrosymmetric manner, and the tips of the foam breaking fins are opposite to the stirring paddle in position.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model realizes the air flow cutting and bubble breaking through the designed physical bubble breaking device, the compressed air pipeline and the nozzle, when the bubble overflow amount is larger, the overflowed foam is broken through the bubble breaking prickles and the bubble breaking fins and then returns to the absorption tower, and the compressed air pipeline and the nozzle spray air to the physical bubble breaking device, and plays a role of scaling prevention and blowing of the physical bubble breaking device; the overall rotational flow direction formed by the slurry is opposite to the direction of the physical bubble breaking device, so that reverse bubble breaking and defoaming can be carried out when the slurry integrally rotates, and the effect is better;
2. the utility model, through the designed stirring device and the foam breaking fins, the stirring paddle is installed at a certain angle through the triangular stirring seat, so that the slurry in the tower body forms an integral rotational flow, the original mutually perpendicular stirring mode is changed, and the foam breaking fins are additionally installed in the foaming area in the tower body, so that the foam breaking and defoaming can be carried out when the stirring paddle is used for pushing the slurry to stir;
3. the utility model discloses an add the medicine mouth in the circulating pump entry, the defoaming agent is gone into the tower along with the circulation thick liquid by shower and shower head, changes the existing defoaming mode, makes chemical agent distribution nature, effect efficiency and effect maximize.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic top view of the stirring device of the present invention;
fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.
In the figure: 1. a shower pipe; 2. a shower head; 3. a tower body; 4. an overflow port; 5. a physical bubble breaking device; 6. a stirring device; 7. a compressed air conduit; 8. a nozzle; 9. a circulation pipe; 10. a circulation pump; 11. a medicine adding port; 12. breaking the bubbles and forming fins; 13. a triangular stirring seat; 14. a stirring paddle; 15. breaking foam and bur; 16. bubble breaking fins.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Example 1:
referring to the attached drawings 1-3, the utility model provides a wet flue gas desulfurization absorption tower for quickly defoaming slurry, which comprises a tower body 3, wherein one side of the tower body 3 is provided with an overflow port 4, the inner wall of a spray pipe 1 is provided with a physical foam breaking device 5 and a stirring device 6, the direction of the physical foam breaking device 5 is opposite to the overall rotational flow direction formed by the slurry formed by the stirring device 6, reverse foam breaking is formed, the effect is better, the physical foam breaking device 5 comprises foam breaking prickles 15 and foam breaking fins 16, one ends of the foam breaking prickles 15 and the foam breaking fins 16 are welded and fixed on the inner wall of the tower body 3, the foam breaking prickles 15 and the foam breaking fins 16 are arranged in a layered and crossed manner, a compressed air pipeline 7 is arranged above the physical foam breaking device 5 in the tower body 3, one end of the compressed air pipeline 7 can be connected with an air compressor for air injection, a nozzle 8 is arranged at the lower side of the compressed air, and 8 air jets of nozzle correspond with the position of physics broken bubble device 5, break bubble device 5 when the bubble overflow volume is great through physics, break bubble prickle 15 and broken bubble fin 16 return in tower body 3 after the foam breakage of overflow stream, when foaming too much physics broken bubble device 5 can not the complete defoaming, aerify in compressed air pipeline 7 through air compressor to thereby carry out the air current cutting through nozzle 8 to jet-propelled broken bubble, and can prevent the scale deposit to blow to physics broken bubble device 5.
Referring to attached drawings 1 and 3, the length of the foam breaking prickle 15 is twice of the length of the foam breaking fin 16, and the compressed air pipeline 7 is annularly arranged on the inner wall of the tower body 3, so that the tip of the foam breaking prickle 15 is convenient to break foam firstly when in use, and the foam breaking prickle 15 and the foam breaking fin 16 are combined in a layered and crossed manner to break the foam, so that the foam breaking effect is better.
Referring to the attached drawing 2, the stirring device 6 includes a triangular stirring base 13 and a stirring paddle 14, one side of the triangular stirring base 13 is welded on the inner wall of the tower body 3, the stirring paddle 14 is installed on the other side of the triangular stirring base 13, a bubble breaking fin 12 is arranged on the inner wall of the tower body 3 corresponding to the position of the stirring paddle 14, the stirring paddle 14 is made to run in the tower body 3 at a certain angle by the triangular stirring base 13, so that the slurry forms an integral rotational flow in the tower body 3, and the bubble breaking and defoaming are performed by the bubble breaking fin 12.
Referring to the attached drawing 1, one side of tower body 3 is connected with circulating pipe 9, the lower extreme of tower body 3 is connected with circulating pump 10 through circulating pipe 9, and be provided with on the circulating pipe 9 of circulating pump 10 entry linkage with medicine mouth 11, circulating pump 10 export is connected with shower 1 through circulating pipe 9, shower 1 is installed in the inside upper end of tower body 3, the downside of shower 1 is provided with shower head 2, add in circulating pipe 9 the defoaming agent through adding medicine mouth 11, then directly get into in shower 1 along with circulation thick liquid through circulating pump 10's operation, then spray to in the tower body 3 through shower head 2, make chemical agent distributivity, effect efficiency and effect maximize.
Referring to attached drawings 1 and 3, the physical bubble breaking device 5 is located in the fluctuation range of the upper and lower liquid levels of the running slurry in the tower body 3, and bubble breaking barbs 15 and bubble breaking fins 16 of the physical bubble breaking device 5 are convenient to eliminate bubbles generated in the fluctuation range of the upper and lower liquid levels of the running slurry.
Referring to fig. 2, the triangular stirring base 13 and the stirring paddle 14 are installed on the inner wall of the tower body 3 in a central symmetry manner, and the tips of the bubble breaking fins 12 are opposite to the stirring paddle 14, so that bubbles generated by stirring of the stirring paddle 14 by the bubble breaking fins 12 can be conveniently punctured.
The working principle is as follows: the defoamer is added through the chemical adding port 11, the defoamer directly enters the spray pipe 1 along with circulating slurry through the operation of the circulating pump 10 and is sprayed into the tower body 3 through the spray header 2, so that the distribution, the action efficiency and the action effect of a chemical agent are maximized, and when the foaming overflow amount in the tower body 3 is large, overflowed foam is crushed through the foam breaking prickles 15 and the foam breaking fins 16 and then returns into the tower body 3, when the physical foam breaking device 5 which foams too much cannot be completely defoamed, the compressed air pipeline 7 is inflated through the air compressor, and air is blown through the nozzle 8 to cut and break the foam through air flow, the physical foam breaking device 5 can be blown to prevent scale, and the stirring 14 is operated in the tower body 3 at a certain angle through the triangular stirring seat 13, so that the slurry forms an integral rotational flow in the tower body 3 and is broken and defoamed through the foam breaking fins 12, foam breaking and defoaming in the tower are realized; in addition, the whole whirl direction that the thick liquid formed during the stirring is opposite with the direction of physics broken bubble device to the thick liquid can carry out reverse broken bubble defoaming when whole rotatory, and the effect is better.
the stirring device adopts a propeller type stirrer, and the propeller type stirrer rotates clockwise, so that the thrust of the stirrer to the fluid is forward. Due to the pushing of the propeller blades, the liquid generates three basic flows: axial flow, rotational flow, and turbulent flow. Due to the spiral action of the liquid, the spiral high-speed liquid flow enables the liquid in the low-speed flow area to be carried into the high-speed liquid flow area, so that the mixing effect is achieved. Meanwhile, the propeller type stirrer has the axial thrust to form axial flow and also has non-axial flow formed by the axial force, so that the liquid is turned over up and down, and the slurry pool is uniformly mixed and has the function of preventing sediment accumulation at the bottom of the tank; in addition, the stirring device pushes the liquid body to integrally rotate clockwise, and then the bubbles are defoamed through the physical bubble breaking device arranged above.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a make wet flue gas desulfurization absorption tower of quick defoaming of thick liquid, includes tower body (3), its characterized in that: an overflow port (4) is formed in one side of the tower body (3), a physical bubble breaking device (5) and a stirring device (6) are arranged on the inner wall of the spray pipe (1), the installation direction of the physical bubble breaking device (5) is opposite to the overall rotational flow direction formed by the slurry through the stirring device (6), and reverse bubble breaking is formed; broken bubble device (5) of physics is including breaking bubble prickle (15) and breaking bubble fin (16), the equal welded fastening of one end of broken bubble prickle (15) and broken bubble fin (16) is on the inner wall of tower body (3), and breaks bubble prickle (15) and broken bubble fin (16) layering cross installation, the inside top that is located the broken bubble device of physics (5) of tower body (3) is provided with compressed air pipeline (7), the downside of compressed air pipeline (7) is provided with nozzle (8), and nozzle (8) air jet corresponds with the position of the broken bubble device of physics (5).
2. The wet flue gas desulfurization absorption tower for rapidly defoaming slurry according to claim 1, wherein: the length of the foam breaking prickles (15) is twice of that of the foam breaking fins (16), and the compressed air pipeline (7) is annularly arranged on the inner wall of the tower body (3).
3. The wet flue gas desulfurization absorption tower for rapidly defoaming slurry according to claim 1, wherein: agitating unit (6) are including triangle stirring seat (13) and stirring rake (14), one side welding of triangle stirring seat (13) is on the inner wall of tower body (3), the opposite side at triangle stirring seat (13) is installed in stirring rake (14), the position that the inner wall of tower body (3) corresponds stirring rake (14) is provided with broken bubble fin (12).
4. The wet flue gas desulfurization absorption tower for rapidly defoaming slurry according to claim 1, wherein: one side of tower body (3) is connected with circulating pipe (9), the lower extreme of tower body (3) is connected with circulating pump (10) through circulating pipe (9), and is provided with on circulating pipe (9) of circulating pump (10) entry linkage with medicine mouth (11), circulating pump (10) export is connected with shower (1) through circulating pipe (9), the inside upper end at tower body (3) is installed in shower (1), the downside of shower (1) is provided with shower head (2).
5. The wet flue gas desulfurization absorption tower for rapidly defoaming slurry according to claim 1, wherein: and the physical bubble breaking device (5) is positioned in the fluctuation range of the upper liquid level and the lower liquid level of the slurry in the tower body (3) during operation.
6. The wet flue gas desulfurization absorption tower for rapidly defoaming slurry according to claim 3, wherein: the triangular stirring seat (13) and the stirring paddle (14) are arranged on the inner wall of the tower body (3) in a centrosymmetric manner, and the tips of the bubble breaking fins (12) are opposite to the stirring paddle (14).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020921484.4U CN212915091U (en) | 2020-05-27 | 2020-05-27 | Wet flue gas desulfurization absorption tower capable of quickly defoaming slurry |
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| CN202020921484.4U CN212915091U (en) | 2020-05-27 | 2020-05-27 | Wet flue gas desulfurization absorption tower capable of quickly defoaming slurry |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115178082A (en) * | 2022-07-07 | 2022-10-14 | 西安热工研究院有限公司 | Desulfurization absorption tower system and slurry foam eliminating method thereof |
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- 2020-05-27 CN CN202020921484.4U patent/CN212915091U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115178082A (en) * | 2022-07-07 | 2022-10-14 | 西安热工研究院有限公司 | Desulfurization absorption tower system and slurry foam eliminating method thereof |
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