Spray type tail gas absorption tower

Abstract

The utility model provides a spray type tail gas absorption tower which comprises a water storage tank and a tower body, the tower body is fixedly arranged at the top of the water storage tank, a lower discharge port is arranged at the bottom end of the tower body corresponding to the top of the water storage tank, a rotating mechanism is arranged in the center of the interior of the tower body, and the rotating mechanism comprises a transverse filter screen, a rotating shaft and a rotating pipe, and the transverse filter screen is fixedly arranged in the tower body. A rotating pipe can be driven to rotate through a servo motor and a rotating shaft, a first spraying pipe and a second spraying pipe can be rotationally adjusted through a rotating mechanism, and the first spraying pipe and the second spraying pipe are arranged in a staggered mode, so that the spraying range of the spraying tower can be widened, spraying liquid and tail gas can be in full contact conveniently, and the spraying efficiency is improved. And meanwhile, impurities in the tail gas can be filtered through a transverse filter screen, a rotating shaft drives a scraping plate to clean the bottom of the transverse filter screen, the transverse filter screen is prevented from being blocked, and the practicability is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to tail gas absorption tower technical field, concretely is a kind of spray type tail gas absorption tower. BACKGROUND

[0002] The utility model discloses a kind of spray type tail gas absorption towers, including by lower to upper intercommunication acid-base neutralization chamber, purification chamber and monitoring room;The outer wall of the acid-base neutralization chamber is equipped with jacket, the jacket is equipped with frozen brine, the lower part of the acid-base neutralization chamber is equipped with air inlet and liquid outlet, the air inlet is provided with baffle directly above.

[0003] The above-mentioned scheme can absorb and treat pollutants in tail gas by spraying acid-base neutralizing liquid to tail gas, but the spraying range is fixed by the fixedly arranged spraying pipe, so that the spraying range is limited, part of the tail gas cannot be contacted with the spraying liquid, so that the tail gas cannot be effectively and comprehensively sprayed and treated;In addition, the effective components in the spraying liquid cannot be completely combined with the tail gas by the direct discharging mode of the acid-base neutralizing liquid after spraying, which causes a lot of waste and reduces the practicability of the device.

[0004] Therefore, the utility model provides a kind of spray type tail gas absorption tower. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies in the prior art, the utility model aims to provide a spray type tail gas absorption tower to solve the problems raised in the background art.The rotating mechanism can rotate and adjust the first spraying pipe and the second spraying pipe, and the first spraying pipe and the second spraying pipe are staggered, which can improve the spraying range of the spraying tower, facilitate the full contact of the spraying liquid with the tail gas, and the inclined filter screen can filter the neutralizing liquid and recycle it, avoiding waste and improving practicability.

[0006] To achieve the above-mentioned purpose, the utility model is realized through the following technical scheme: a spray type tail gas absorption tower, comprising a water storage tank and a tower body, the tower body is fixedly installed on the top of the water storage tank, a lower discharge port is formed on the top of the water storage tank corresponding to the bottom end of the tower body, a rotating mechanism is arranged at the inner center position of the tower body, the rotating mechanism comprises a transverse filter screen, a rotating shaft and a rotating pipe, the transverse filter screen is fixedly arranged in the interior of the tower body, the rotating shaft is limitingly and rotatably installed in the interior of the center position of the transverse filter screen, the rotating pipe is fixedly installed on the top of the rotating shaft, the top end and the bottom end of the rotating pipe are respectively provided with a first spraying pipe and a second spraying pipe, and the bottom of the first spraying pipe and the second spraying pipe is equidistantly provided with a spraying port.

[0007] The bottom end of the tower body is internally provided with an air inlet pipe corresponding to the top of the water storage tank, the top of the inner end of the air inlet pipe is fixedly provided with a baffle, the baffle is conical, the baffle is arranged above the outlet of the air inlet pipe, and the top of the tower body is fixedly provided with a discharge port.

[0008] The top of the baffle is fixedly provided with a fixed box, the inside of the fixed box is fixedly installed with a servo motor, and the output shaft of the servo motor is fixedly connected with the bottom end of the rotating shaft.

[0009] The two ends of the rotating shaft are symmetrically and fixedly provided with scrapers, and the top of the scraper is in abutting contact with the bottom of the transverse filter screen.

[0010] The top of the water storage tank is fixedly provided with a water pump corresponding to one side of the tower body, the inlet of the water pump is fixedly provided with an inner pipe, and the inner pipe is arranged in the inside of the water storage tank.

[0011] The outer side of the tower body is fixedly provided with a fixed pipe, the bottom end of the fixed pipe is fixedly connected with the outlet of the water pump, and the fixed pipe is in the shape of "L".

[0012] One end of the fixed pipe is arranged in the inside of the tower body, the rotating pipe is limitingly and rotatably installed at the bottom end of the fixed pipe, the first spraying pipe and the second spraying pipe are staggered, the first spraying pipe and the second spraying pipe are communicated with the rotating pipe, and the fixed pipe and the rotating pipe are communicated.

[0013] The bottom of the lower discharge port is fixedly provided with an inclined filter screen corresponding to the inside of the water storage tank, one side of the inclined filter screen is movably installed with a sealing door through a hinge corresponding to the inside of the inner wall of the water storage tank, and a lock is arranged between the bottom end of the sealing door and the outer wall of the water storage tank.

[0014] The beneficial effects of the utility model are as follows: the spraying type tail gas absorption tower can drive the rotating pipe to rotate through the servo motor and the rotating shaft, can rotate and adjust the first spraying pipe and the second spraying pipe through the rotating mechanism, the first spraying pipe and the second spraying pipe are staggered, the spraying range of the spraying tower can be improved, the spraying liquid and the tail gas can be fully contacted, the impurities in the tail gas can be filtered through the transverse filter screen, the bottom of the transverse filter screen can be cleaned through the scraper driven by the rotating shaft, the transverse filter screen is prevented from being blocked, the inclined filter screen can filter the neutralizing liquid and recycle the neutralizing liquid, waste is avoided, and the utility model has high practicability. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structure diagram of the utility model of a spraying type tail gas absorption tower.

[0016] Figure 2 It is a front view sectional view of the spray type tail gas absorption tower of the utility model;

[0017] Figure 3 It is a spray type tail gas absorption tower of the utility model Figure 2 The enlarged view at A;

[0018] Figure 4 It is a rotating mechanism structure diagram of the spray type tail gas absorption tower of the utility model;

[0019] In the figure: 1, water storage tank; 2, tower body; 3, air inlet pipe; 4, discharge port; 5, water pump; 6, fixed pipe; 7, inner pipe; 8, inclined filter screen; 9, sealing door; 10, transverse filter screen; 11, scraper; 12, first spray pipe; 13, second spray pipe; 14, rotating pipe; 15, rotating shaft; 16, baffle; 17, fixed box; 18, servo motor. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, purposes and effects realized by the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0021] Please refer to Figures 1 to 4 The utility model provides a technical scheme: a spray type tail gas absorption tower, including water storage tank 1 and tower body 2, the tower body 2 is fixedly installed at the top of water storage tank 1, the bottom end of tower body 2 is correspondingly provided with lower discharge port at the top of water storage tank 1, the inside central position of tower body 2 is provided with rotating mechanism, the rotating mechanism includes transverse filter screen 10, rotating shaft 15 and rotating pipe 14, the transverse filter screen 10 is fixedly set up in the inside of tower body 2, the rotating shaft 15 is limit rotation and is installed in the inside at the central position of transverse filter screen 10, the rotating pipe 14 is fixedly installed at the top of rotating shaft 15, the top end and the bottom end of rotating pipe 14 are provided with first spray pipe 12 and second spray pipe 13 respectively, the bottom of first spray pipe 12 and second spray pipe 13 is provided with spray opening at equidistance, rotating shaft 15 can drive rotating pipe 14 to rotate, and rotating pipe 14 drives first spray pipe 12, second spray pipe 13 to rotate in the inside of tower body 2, to improve the spray range of the spray tower, facilitate the full contact of spray liquid and tail gas, and can improve tail gas treatment efficiency.

[0022] The bottom end of the tower body 2 is internally provided with an air inlet pipe 3 corresponding to the top of the water storage tank 1, the top of the inner end of the air inlet pipe 3 is fixedly provided with a baffle 16, the baffle 16 is conical in shape, the baffle 16 is arranged above the outlet of the air inlet pipe 3, the top of the baffle 16 is fixedly provided with a fixed box 17, the inside of the fixed box 17 is fixedly installed with a servo motor 18, the output shaft of the servo motor 18 is fixedly connected with the bottom end of the rotating shaft 15, the baffle 16 can be divided by setting, and the rotating shaft 15 can be adjusted by the servo motor 18, which is convenient for subsequent rotation adjustment of the rotating pipe 14 and the scraper 11, and the treated tail gas is discharged through the discharge port 4.

[0023] In this embodiment, the two ends of the rotating shaft 15 are symmetrically and fixedly provided with scrapers 11, the top of the scraper 11 is in contact with the bottom of the transverse filter screen 10, the rotating shaft 15 drives the scraper 11 to rotate, which can clean the impurities at the bottom of the transverse filter screen 10, avoiding the impurities from blocking the transverse filter screen 10, thereby ensuring the filtering efficiency of the transverse filter screen 10.

[0024] In this embodiment, the top of the water storage tank 1 is fixedly provided with a water pump 5 corresponding to one side of the tower body 2, the inlet of the water pump 5 is fixedly provided with an inner pipe 7, the inner pipe 7 is arranged inside the water storage tank 1, the outer side of the tower body 2 is fixedly provided with a fixed pipe 6, the bottom end of the fixed pipe 6 is fixedly connected with the outlet of the water pump 5, the fixed pipe 6 is "L" shaped, one end of the fixed pipe 6 is arranged inside the tower body 2, the rotating pipe 14 is limitingly and rotatably installed at the bottom end of the fixed pipe 6, the first spray pipe 12 and the second spray pipe 13 are arranged alternately, the first spray pipe 12 and the second spray pipe 13 are in communication with the rotating pipe 14, the fixed pipe 6 is in communication with the rotating pipe 14, the water pump 5 draws water from the inside of the water storage tank 1 through the inner pipe 7 and sends it into the rotating pipe 14 through the fixed pipe 6, which is convenient for spraying through the first spray pipe 12 and the second spray pipe 13, and is convenient for treating the tail gas.

[0025] In this embodiment, the bottom of the lower discharge port is fixedly provided with an inclined filter screen 8 corresponding to the inside of the water storage tank 1, one side of the inclined filter screen 8 is movably installed with a sealing door 9 corresponding to the inside of the inner wall of the water storage tank 1 through a hinge, a lock is arranged between the bottom end of the sealing door 9 and the outer wall of the water storage tank 1, the spray liquid can be filtered by the arranged inclined filter screen 8, which is convenient for recycling the spray liquid, and the impurities on the inclined filter screen 8 can be cleaned by the arranged sealing door 9.

[0026] When the spray type tail gas absorption tower is used, the water pump 5 is started, the water pump 5 draws the spray liquid from the inside of the water storage tank 1 through the inner pipe 7, and then sends the spray liquid into the inside of the rotating pipe 14 through the fixed pipe 6, the servo motor 18 is started, the servo motor 18 drives the rotating shaft 15 to rotate in the inside of the horizontal filter screen 10, and the rotating shaft 15 drives the rotating pipe 14 and the scraper 11 to rotate, the rotating pipe 14 drives the first spray pipe 12 and the second spray pipe 13 to rotate synchronously, the tail gas is discharged into the tower body 2 through the air inlet pipe 3, and is shunted under the action of the baffle 16, the tail gas is discharged upward in the tower body 2, and the impurities in the tail gas are filtered out through the horizontal filter screen 10, since the first spray pipe 12 and the second spray pipe 13 are staggered, the spraying range of the spray tower can be improved, the spray liquid and the tail gas can be fully contacted, the scraper 11 can rotate to clean the bottom of the horizontal filter screen 10, so that the horizontal filter screen 10 is prevented from being blocked, the spray liquid can also flush the horizontal filter screen 10, the impurities and the spray liquid flushed away are discharged into the water storage tank 1 through the lower discharge port, the inclined filter screen 8 is arranged to filter the neutralizing liquid, the impurities are left on the top of the inclined filter screen 8, and the neutralizing liquid enters the inside of the water storage tank 1, so that the neutralizing liquid can be recycled through the water pump 5 and the inner pipe 7, and waste is avoided; the adding pipe is installed at the top end of the inner pipe 7, the discharge pipe is arranged below the adding pipe at the bottom end of the water storage tank 1, the spray liquid is added into the inside of the water storage tank 1 through the adding pipe, sufficient effective components in the water storage tank 1 are ensured, and the practicability is high.

[0027] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be combined appropriately to form other embodiments that those skilled in the art can understand.

Claims

1. A spray type tail gas absorption column comprising a water storage tank (1) and a column body (2), characterized in that, The tower body (2) is fixedly installed on the top of the water storage tank (1), the bottom end of the tower body (2) is provided with a lower discharge port corresponding to the top of the water storage tank (1), a rotating mechanism is arranged at the inner center position of the tower body (2), the rotating mechanism comprises a transverse filter screen (10), a rotating shaft (15) and a rotating pipe (14), the transverse filter screen (10) is fixedly arranged in the tower body (2), the rotating shaft (15) is limitingly and rotatably installed at the inner center position of the transverse filter screen (10), the rotating pipe (14) is fixedly installed on the top of the rotating shaft (15), the top end and the bottom end of the rotating pipe (14) are respectively provided with a first spraying pipe (12) and a second spraying pipe (13), and the bottom ends of the first spraying pipe (12) and the second spraying pipe (13) are provided with spraying ports at equal intervals.

2. A spray column according to claim 1, wherein: The inner bottom end of the tower body (2) is fixedly provided with an air inlet pipe (3) corresponding to the top of the water storage tank (1), the top end of the inner end of the air inlet pipe (3) is fixedly provided with a baffle (16), the baffle (16) is in a conical shape, the baffle (16) is arranged above the outlet of the air inlet pipe (3), and the top of the tower body (2) is fixedly provided with a discharge port (4).

3. A spray column according to claim 2, wherein: The top of the baffle (16) is fixedly provided with a fixed box (17), the inside of the fixed box (17) is fixedly installed with a servo motor (18), and the output shaft of the servo motor (18) is fixedly connected with the bottom end of the rotating shaft (15).

4. A spray column according to claim 1, wherein: The two ends of the rotating shaft (15) are symmetrically fixedly provided with scrapers (11), and the top of the scraper (11) is in abutting contact with the bottom of the transverse filter screen (10).

5. A spray column according to claim 1 wherein: The top of the water storage tank (1) is fixedly provided with a water pump (5) corresponding to one side of the tower body (2), the inlet of the water pump (5) is fixedly provided with an inner pipe (7), and the inner pipe (7) is arranged in the inside of the water storage tank (1).

6. A spray column according to claim 5, wherein: The outer side of the tower body (2) is fixedly provided with a fixed pipe (6), the bottom end of the fixed pipe (6) is fixedly connected with the outlet of the water pump (5), and the fixed pipe (6) is in an "L" shape.

7. A spray column according to claim 6, wherein: One end of the fixed pipe (6) is arranged in the inside of the tower body (2), the rotating pipe (14) is limitingly and rotatably installed at the bottom end of the fixed pipe (6), the first spraying pipe (12) and the second spraying pipe (13) are arranged alternately, the first spraying pipe (12) and the second spraying pipe (13) are in communication with the rotating pipe (14), and the fixed pipe (6) is in communication with the rotating pipe (14).

8. A spray column according to claim 1 wherein: The bottom of the lower discharge port is fixedly provided with an inclined filter screen (8) corresponding to the inside of the water storage tank (1), and the side of the inclined filter screen (8) is hingedly movably provided with a sealing door (9) corresponding to the inside of the inner wall of the water storage tank (1), and a lock is arranged between the bottom end of the sealing door (9) and the outer wall of the water storage tank (1).

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