CN215276630U - Desulfurization slurry pretreatment overflow device - Google Patents
Desulfurization slurry pretreatment overflow device Download PDFInfo
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- CN215276630U CN215276630U CN202120554960.8U CN202120554960U CN215276630U CN 215276630 U CN215276630 U CN 215276630U CN 202120554960 U CN202120554960 U CN 202120554960U CN 215276630 U CN215276630 U CN 215276630U
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- desulfurization
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Abstract
The utility model belongs to the technical field of the flue gas desulfurization technique and specifically relates to a desulfurization thick liquid preliminary treatment overflow arrangement, including the desulfurization absorption tower, one side through connection of desulfurization absorption tower has the overflow pipe, and the one end through connection of overflow pipe has the overflow box, and the bottom through connection of overflow box has the fluid-discharge tube, the open-top portion fixedly connected with case lid of overflow box, and the top through connection of case lid has the blast pipe. This device overflows through the second connecting plate to the sheltering from of thick liquid overflow, and effectual reduction thick liquid spills over, reduces the thick liquid to the harm of devices such as booster fan, the life of extension device to reduce overflowing of thick liquid to desulfurization efficiency's influence, the space that produces when rotating through the second connecting plate makes the flue gas pass through, reduces the influence to fume emission, guarantees flue gas exhaust efficiency.
Description
Technical Field
The utility model relates to a flue gas desulfurization field especially relates to a desulfurization thick liquid preliminary treatment overflow arrangement.
Background
Desulfurization, broadly referred to as desulfurization prior to combustion, refers to the removal of sulfur from fuel and prior to the emission of flue gases. Is one of the important technical measures for preventing and controlling the air pollution. The prior desulfurization method generally comprises three methods of desulfurization before combustion, desulfurization during combustion and desulfurization after combustion. With the development of industry and the improvement of living standard of people, the desire for energy is continuously increased, and SO2 in the coal-fired flue gas becomes a main cause of air pollution. The reduction of SO2 pollution is a urgent issue in the current atmospheric environmental management. Many flue gas desulfurization processes have been widely used in industry, and have important practical significance for the treatment of tail gas of various boilers and incinerators.
In the desulfurization process, the overflow pipe of the absorption tower can indirectly see that the slurry is violently sprayed out, and the root cause of the intermittent overflow of the slurry in the absorption tower is that the slurry in the operation of the absorption tower circularly contacts with flue gas, so that a large amount of bubbles or foams are carried in the slurry, the liquid level displayed by a liquid level meter of the absorption tower is far lower than the actual gas-liquid interface inside the absorption tower, once the slurry begins to overflow, a large amount of slurry overflows into an inlet flue, the operation safety of a booster fan is influenced, and the desulfurization efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a desulfurization slurry pretreatment overflow device.
In order to achieve the above purpose, the utility model adopts the technical scheme that: the desulfurization slurry pretreatment overflow device comprises a desulfurization absorption tower, wherein one side of the desulfurization absorption tower is connected with an overflow pipe in a penetrating manner, one end of the overflow pipe is connected with an overflow box body in a penetrating manner, the bottom of the overflow box body is connected with a liquid discharge pipe in a penetrating manner, a box cover is fixedly connected to an opening at the top of the overflow box body, and an exhaust pipe is connected to the top of the box cover in a penetrating manner;
the overflow box is characterized in that a plurality of first connecting rods are fixedly connected to the two ends of the inner portion of the overflow box body, each first connecting rod is sleeved with a lantern ring, each first connecting plate is fixedly connected to the top of the lantern ring, a second connecting plate is fixedly connected to the bottom of the lantern ring, the two ends of the first connecting plate are inclined in opposite directions, and a limiting component is connected to the overflow box body.
Preferably, the limiting part comprises two screw rods, the two screw rods are respectively in threaded connection with the two ends of the overflow box body, one ends of the screw rods respectively penetrate through the two ends of the overflow box body and extend out of the fixedly connected handles, and the other ends of the screw rods are respectively located on one sides of the first connecting plates at the two ends.
Preferably, the screw rods are all sleeved with sealing rings, the sealing rings are respectively contacted with the outer sides of the two ends of the overflow box body, and springs are sleeved on the screw rods between the handles and the sealing rings.
Preferably, the side fixedly connected with mount pad of desulfurization absorption tower, equal fixedly connected with bracing piece is all held at four ends in the bottom of mount pad, and fixedly connected with connecting rod two between two adjacent bracing pieces.
Preferably, the bottom of the inner wall of the exhaust pipe is fixedly connected with a filter screen.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. through sheltering from of second connecting plate to the thick liquid overflow, effectual reduction thick liquid spills over, reduces the thick liquid to the harm of devices such as booster fan, the life of extension device to reduce overflowing of thick liquid to desulfurization efficiency's influence.
2. The space that produces when rotating through the second connecting plate makes the flue gas pass through, reduces the influence to fume emission, guarantees flue gas exhaust efficiency.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic sectional structure of the present invention;
fig. 3 is an enlarged schematic view of the structure a in fig. 2 according to the present invention.
In the figure: the device comprises a desulfurization absorption tower 1, an overflow pipe 2, an overflow box body 3, a liquid discharge pipe 4, a box cover 5, an exhaust pipe 6, a mounting seat 7, a support rod 8, a second connecting rod 9, a filter screen 10, a first connecting rod 11, a first connecting plate 12, a second connecting plate 13, a liquid flow groove 14, a lantern ring 15, a screw rod 16, a handle 17, a spring 18 and a sealing ring 19.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
1-3, including desulfurization absorption tower 1, the side fixedly connected with mount pad 7 of desulfurization absorption tower 1, equal fixedly connected with bracing piece 8 in four ends in the bottom of mount pad 7, two 9 fixedly connected with connecting rods between two adjacent bracing pieces 8, one side through connection of desulfurization absorption tower 1 has overflow pipe 2, the one end through connection of overflow pipe 2 has overflow box 3, the bottom through connection of overflow box 3 has fluid-discharge tube 4, the open top fixedly connected with case lid 5 of overflow box 3, the top through connection of case lid 5 has blast pipe 6, the bottom fixedly connected with filter screen 10 of 6 inner walls of blast pipe.
The implementation mode is specifically as follows:
in the in-process of using, bracing piece 8 through mount pad 7 bottom supports desulfurization absorption tower 1, improves desulfurization absorption tower 1's stability, connects bracing piece 8 through two 9 connecting rods, prevents that it from rocking, and the thick liquid in desulfurization absorption tower 1 passes through overflow pipe 2 and gets into in the overflow box 3, and the thick liquid flows down along the fluid-discharge tube 4 of overflow box 3 bottom, and the flue gas of mixing in the thick liquid is discharged from the blast pipe 6 of overflow box 3 top.
A plurality of first connecting rods 11 are fixedly connected to two ends in the overflow box 3, a lantern ring 15 is sleeved on each first connecting rod 11, a first connecting plate 12 is fixedly connected to the top of each lantern ring 15, a second connecting plate 13 is fixedly connected to the bottom of the lantern ring 15, a plurality of liquid flow grooves 14 are formed in one side, opposite to the second connecting plate 13, of each end, the first connecting plates 12 at the two ends are inclined towards each other, a limiting part is connected to the overflow box 3 and comprises two screw rods 16, the two screw rods 16 are respectively in threaded connection with two ends of the overflow box 3, one ends of the two screw rods 16 respectively penetrate through two ends of the overflow box 3 and extend out to be fixedly connected with handles 17, the other ends of the two screw rods 16 are respectively located on one side of the first connecting plates 12 at the two ends, sealing rings 19 are sleeved on the two screw rods 16, and the two sealing rings 19 are respectively contacted with the outer sides of the two ends of the overflow box 3, a spring 18 is sleeved on the screw 16 between the grip 17 and the sealing ring 19.
The implementation mode is specifically as follows:
when the slurry overflows, the slurry is violently sprayed out of the overflow box body 3, the slurry sprayed out of the overflow box body 3 is splashed onto the plurality of second connecting plates 13, the first connecting plate 12 and the second connecting plate 13 are respectively and fixedly connected with the upper end and the lower end of the lantern ring 15, the second connecting plates 13 are provided with a plurality of liquid flow grooves 14, the slurry flows downwards along the liquid flow grooves 14 on the second connecting plates 13 and falls into the overflow box body 3 again and is discharged along the liquid discharge pipe 4, when a large amount of slurry is adhered to the side surfaces of the second connecting plates 13, the weight of the second connecting plates 13 is increased, the lantern ring 15 above the second connecting plates 13 rotates around the first connecting rod 11, the second connecting plates 13 gradually tend to be vertical, the distance between the plurality of second connecting plates 13 is increased, the smoke overflows along gaps among the plurality of second connecting plates 13, and the weight of the second connecting plates 13 is reduced when the large amount of slurry on the side surfaces of the second connecting plates 13 gradually drops, the second connecting plate 13 is returned to the original position, the first connecting plate 12 is fixed at the opposite end of the second connecting plate 13, the weight of the two ends is relatively even, at the moment, after the mass of the slurry is lost, the first connecting plates 12 at the inner sides of the two ends are mutually in inclined contact, the first connecting plates 12 at the outer sides of the two ends are inclined and lean against the adjacent first connecting plates 12, the upper part of the overflow box body 3 is continuously shielded by the first connecting plates 12 and the second connecting plates 13, the screw rods 16 at the two ends are rotationally moved at the two ends of the overflow box body 3 by rotating the handles 17, one end of each screw rod is used for blocking the first connecting plate 12 to prevent the first connecting plate 12 from rotating outwards, the rotating range of the first connecting plates 12 is controlled by rotating the screw rods 16, so that the size of a gap for discharging the flue gas is controlled, the spring 18 is used for abutting against the sealing ring 19 to be attached at the threaded connection part to ensure the sealing performance of the overflow box body 3, a small amount of slurry doped in the flue gas can be filtered again through the filter screen 10 at the bottom of the exhaust pipe 6, reduce the probability that the thick liquid spills over, through the sheltering from of second connecting plate 13 to the thick liquid overflow, effectual reduction thick liquid spills over, reduces the thick liquid to the harm of devices such as booster fan, the life of extension device to reduce spilling over of thick liquid to desulfurization efficiency's influence, the space that produces when rotating through second connecting plate 13 makes the flue gas pass through, reduces the influence to fume emission, guarantees flue gas exhaust efficiency.
The utility model discloses the theory of operation:
referring to the attached drawings 1-3 of the specification, in the using process, the desulfurization absorption tower 1 is supported through the support rod 8 at the bottom of the mounting seat 7, the stability of the desulfurization absorption tower 1 is improved, the support rod 8 is connected through the second connecting rod 9 to prevent the support rod 8 from shaking, slurry in the desulfurization absorption tower 1 enters the overflow box body 3 through the overflow pipe 2, the slurry flows down along the liquid discharge pipe 4 at the bottom of the overflow box body 3, and flue gas mixed in the slurry is discharged from the exhaust pipe 6 above the overflow box body 3.
When the slurry overflows, the slurry is violently sprayed out of the overflow box body 3, the slurry sprayed out of the overflow box body 3 is splashed onto the plurality of second connecting plates 13, the first connecting plate 12 and the second connecting plate 13 are respectively and fixedly connected with the upper end and the lower end of the lantern ring 15, the second connecting plates 13 are provided with a plurality of liquid flow grooves 14, the slurry flows downwards along the liquid flow grooves 14 on the second connecting plates 13 and falls into the overflow box body 3 again and is discharged along the liquid discharge pipe 4, when a large amount of slurry is adhered to the side surfaces of the second connecting plates 13, the weight of the second connecting plates 13 is increased, the lantern ring 15 above the second connecting plates 13 rotates around the connecting rods 11, the second connecting plates 13 gradually tend to be vertical, the distance between the plurality of second connecting plates 13 is increased, the smoke overflows along gaps among the plurality of second connecting plates 13, and the weight of the second connecting plates 13 is reduced when the large amount of slurry on the side surfaces of the second connecting plates 13 gradually drops, the second connecting plate 13 is returned to the original position, the first connecting plate 12 is fixed at one end opposite to the second connecting plate 13, the weight of the two ends is relatively even, at the moment, the first connecting plates 12 at the inner sides of the two ends are mutually in inclined contact after the mass of the grout is lost, the first connecting plates 12 at the outer sides of the two ends are inclined and fall on the adjacent first connecting plates 12, and the upper part of the overflow box body 3 is continuously shielded by the first connecting plates 12 and the second connecting plate 13.
The screw rods 16 at two ends rotate and move at two ends of the overflow box body 3 through rotating the handles 17, one end of each screw rod is enabled to block the first connecting plate 12 to prevent the first connecting plate 12 from rotating outwards, the rotating range of the first connecting plate 12 is controlled through rotating the screw rods 16, the size of a gap for discharging the flue gas is controlled, the spring 18 is abutted against the sealing ring 19 to enable the sealing ring to be attached to the threaded connection position, the sealing performance of the overflow box body 3 is guaranteed, a small amount of slurry doped in the flue gas can be filtered again through the filter screen 10 at the bottom of the exhaust pipe 6, the probability of slurry overflow is reduced, the slurry overflow is shielded through the second connecting plate 13, the slurry overflow is effectively reduced, the damage of the slurry to devices such as a booster fan and the like is reduced, the service life of the device is prolonged, the influence of the slurry overflow on the desulfurization efficiency is reduced, the flue gas is enabled to pass through the gap generated when the second connecting plate 13 rotates, and the influence on the flue gas discharge is reduced, the efficiency of flue gas exhaust is guaranteed.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, but rather is described in the foregoing embodiments and the description with reference to the principles of the invention and that various changes and modifications may be made without departing from the spirit and scope of the invention, and it is intended that all such changes and modifications fall within the scope of the invention as claimed, which is defined by the claims appended hereto and their equivalents.
Claims (5)
1. The desulfurization slurry pretreatment overflow device comprises a desulfurization absorption tower (1), and is characterized in that one side of the desulfurization absorption tower (1) is connected with an overflow pipe (2) in a penetrating manner, one end of the overflow pipe (2) is connected with an overflow box body (3) in a penetrating manner, the bottom of the overflow box body (3) is connected with a liquid discharge pipe (4) in a penetrating manner, a box cover (5) is fixedly connected to an opening at the top of the overflow box body (3), and an exhaust pipe (6) is connected to the top of the box cover (5) in a penetrating manner;
the overflow box is characterized in that a plurality of first connecting rods (11) are fixedly connected to two ends in the overflow box body (3) and are sleeved with a sleeve ring (15) on each first connecting rod (11), each first connecting plate (12) are fixedly connected to the top of the sleeve ring (15), second connecting plates (13) are fixedly connected to the bottoms of the sleeve rings (15) and are arranged at two ends, a plurality of liquid flow grooves (14) are formed in one opposite side of each second connecting plate (13), the first connecting plates (12) are inclined towards the same side, and limiting parts are connected to the overflow box body (3).
2. The desulfurization slurry pretreatment overflow device of claim 1, wherein the limiting component comprises two screws (16), the two screws (16) are respectively in threaded connection with two ends of the overflow box body (3), one ends of the two screws (16) respectively penetrate through two ends of the overflow box body (3) and extend out of the fixedly connected handles (17), and the other ends of the two screws (16) are respectively positioned on one side of the first connecting plates (12) at two ends.
3. The desulfurization slurry pretreatment overflow device of claim 2, wherein two screw rods (16) are respectively sleeved with a sealing ring (19), the two sealing rings (19) are respectively contacted with the outer sides of two ends of the overflow box body (3), and the screw rods (16) between the handles (17) and the sealing rings (19) are respectively sleeved with a spring (18).
4. The desulfurization slurry pretreatment overflow device of claim 1, wherein a mounting seat (7) is fixedly connected to the side surface of the desulfurization absorption tower (1), four ends of the bottom of the mounting seat (7) are fixedly connected with supporting rods (8), and a connecting rod II (9) is fixedly connected between two adjacent supporting rods (8).
5. The desulfurization slurry pretreatment overflow device of claim 1, wherein a filter screen (10) is fixedly connected to the bottom of the inner wall of the exhaust pipe (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120554960.8U CN215276630U (en) | 2021-03-18 | 2021-03-18 | Desulfurization slurry pretreatment overflow device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120554960.8U CN215276630U (en) | 2021-03-18 | 2021-03-18 | Desulfurization slurry pretreatment overflow device |
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| Publication Number | Publication Date |
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| CN215276630U true CN215276630U (en) | 2021-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120554960.8U Active CN215276630U (en) | 2021-03-18 | 2021-03-18 | Desulfurization slurry pretreatment overflow device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116920595A (en) * | 2023-09-18 | 2023-10-24 | 中建材环保研究院（江苏）有限公司 | Industrial flue gas desulfurization, denitrification and dust removal integrated system |
-
2021
- 2021-03-18 CN CN202120554960.8U patent/CN215276630U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116920595A (en) * | 2023-09-18 | 2023-10-24 | 中建材环保研究院（江苏）有限公司 | Industrial flue gas desulfurization, denitrification and dust removal integrated system |
| CN116920595B (en) * | 2023-09-18 | 2023-12-22 | 中建材环保研究院（江苏）有限公司 | Industrial flue gas desulfurization, denitrification and dust removal integrated system |
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