Coke oven gas desulfurization tower

Abstract

The utility model relates to the technical field of gas desulfurization, and discloses a coke oven gas desulfurization tower which comprises a tower body, a connecting pipe fitting is arranged on the left side of the tower body, a discharge box is arranged on the left side of the connecting pipe fitting, an inner treatment assembly is arranged in the tower body, and a sampling device is arranged on the right side of the tower body. The inner treatment assembly comprises a circulating pipe fitting and a connecting column piece, the bottom of the circulating pipe fitting is fixedly connected with a sedimentation atomization nozzle, and a filler layer is fixedly connected to the position, close to the top, in the tower body. According to the coke oven gas desulfurization tower, the inner treatment assembly is arranged, the first gas flow baffling flow and the second gas flow baffling flow are arranged below the inner treatment assembly, and the inclination directions of every two adjacent layers of baffling plates are opposite, so that when coke oven gas encounters the baffling plates in the rising process in the tower, the gas flow direction is changed, and a turbulent flow state is formed; the collision opportunities of the coal gas, desulfurizer liquid drops and a liquid film on the surface of the filler are increased, and the gas-liquid mass transfer process is enhanced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of coal gas desulfurization, specifically is a coke oven gas desulfurization tower. BACKGROUND

[0002] In the industrial production process of steel, coking, coke oven gas as an important byproduct, not only is the high quality industrial and civilian fuel, but also can be used as chemical raw material for producing synthetic ammonia, methanol and other products. However, coke oven gas contains a large amount of hydrogen sulfide and other sulfides, if not effectively treated directly discharges, will cause serious pollution to the atmospheric environment.

[0003] The prior art discloses the coke oven gas desulfurization tower of announcement number: CN119639486A. The coke oven gas desulfurization tower includes: five cylinders, five cylinders include from bottom to top in turn: liquid storage cylinder, spray cylinder, filter cylinder, mist eliminator and heat exchange cylinder, the outer wall of spray cylinder is fixedly installed with inlet pipe, the top of heat exchange cylinder is fixedly installed with exhaust pipe, the outer wall of four cylinders below is fixedly installed with fixed ring frame one, the outer wall of four cylinders above is fixedly installed with fixed ring frame two, four fixed ring frames one are all provided with sealing splicing mechanism, the liquid storage cylinder and spray cylinder are provided with spray mechanism, the filter cylinder is provided with filter structure, the mist eliminator is provided with mist eliminator. The coke oven gas desulfurization tower has the advantages of convenient maintenance and good desulfurization effect.

[0004] The coke oven gas desulfurization tower can absorb the heat of flue gas and act on other places through the setting of water tank one, water pump, water pipe two, water pipe three and annular coil pipe, which can save heat energy resources, but the desulfurization tower does not have airflow baffle assembly, cannot increase the collision opportunity of gas and desulfurizer droplets and filler surface liquid film, and cannot strengthen the gas-liquid mass transfer process, so the effect is not good during use, and improvement is needed. TECHNICAL FIELD

[0005] The utility model aims at providing a coke oven gas desulfurization tower to solve the problems in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a coke oven gas desulfurization tower, including tower body, the left side of tower body is provided with connecting pipe fitting, the left side of connecting pipe fitting is provided with discharge tank, the inside of tower body is provided with internal processing assembly, the right side of tower body is provided with sampling device.

[0007] The inner processing assembly comprises a circulating pipe and a connecting column, the bottom of the circulating pipe is fixedly connected with a settling atomizing nozzle, the inner part of the tower body is fixedly connected with a filler layer near the top, the inner part of the tower body is fixedly connected with a first gas flow baffle at the middle end, the inner part of the tower body is fixedly connected with a second gas flow baffle near the lower side of the middle end, the inner bottom of the tower body is provided with a waste liquid storage barrel, the top of the waste liquid storage barrel is fixedly connected with a supporting plate, the side close to each other of the supporting plate is fixedly connected with an inner placing cylinder, the right side of the connecting column is fixedly connected with a connecting strip plate, and the right side of the connecting strip plate is fixedly connected with a scraper.

[0008] Preferably, the sampling device comprises a discharge box, a magnetic connection strip, a magnet docking plate, a sealing cover and a pull handle, the discharge box is fixedly connected to the right side of the tower body, the magnet docking plate is fixedly connected to the top of the discharge box, the magnetic connection strip is inserted into the inner part of the magnet docking plate, the sealing cover is fixedly connected to the right side of the magnetic connection strip, the left side of the sealing cover is connected to the right side of the discharge box, and the pull handle is fixedly connected to the right side of the sealing cover.

[0009] Preferably, the inner part of the bottom end of the inner placing cylinder is fixedly connected with a driving step motor, and the connecting column is fixedly connected to the output shaft of the driving step motor.

[0010] Preferably, the inner top end of the tower body is fixedly connected with a storage liquid tank, the bottom end of the storage liquid tank is fixedly connected with a pump body, and the circulating pipe is fixedly connected to the bottom of the pump body.

[0011] Preferably, the top of the magnet docking plate is provided with a docking groove, and the area of the docking groove is matched with the bottom area of the magnetic connection strip.

[0012] Preferably, the magnetic connection strip is magnetically connected to the magnet docking plate, the magnetic connection strip is aligned with the docking groove at the top of the magnet docking plate and is inserted, after the two are contacted, the magnetic connection strip and the magnet docking plate are magnetically connected together, so that the placement of the sealing cover is completed, the sealing cover can be blocked, and the installation mode is convenient for disassembly and sampling inspection.

[0013] Preferably, the scraper is slidingly connected to the inner ring of the inner placing cylinder, and the step motor and the scraper can scrape the inner wall, so that impurities are prevented from adhering and processing is facilitated.

[0014] Compared with the prior art, the beneficial effects of the present application are:

[0015] The coke oven gas desulfurization tower is provided with an inner processing assembly, a first gas flow baffle and a second gas flow baffle are arranged at the lower side, the inclination directions of the adjacent two layers of baffle plates are opposite, when the coke oven gas rises in the tower, the gas flow direction is changed when the baffle plates are encountered, a turbulent flow state is formed, the collision opportunities of the gas and the desulfurizing agent liquid drops and the filler surface liquid film are increased, and the gas-liquid mass transfer process is strengthened.

[0016] The coke oven gas desulfurization tower, by setting the sampling device, the closed cover is placed on the top of the magnet butt joint plate by the magnetic attraction connecting strip, the magnetic attraction connecting strip is aligned with the butt joint groove on the top of the magnet butt joint plate and inserted during placement, the two are connected after contact, and the closed cover is placed, so that the closed cover can be placed, and the closed cover can be placed. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a whole three-dimensional structure schematic view of the utility model;

[0018] Figure 2 It is a three-dimensional structure schematic view of the tower body and the internal processing assembly of the utility model;

[0019] Figure 3 It is the utility model Figure 2 It is an enlarged structure schematic view of the position A;

[0020] Figure 4 It is a three-dimensional structure schematic view of the internal processing assembly part of the utility model.

[0021] In the figure: 1, tower body; 2, discharge box; 3, connecting pipe fitting; 4, sampling device; 401, discharge box; 402, magnetic attraction connecting strip; 403, magnet butt joint plate; 404, closed cover; 405, pull handle; 5, internal processing assembly; 501, circulating pipe fitting; 502, settling atomizing nozzle; 503, filler layer; 504, first gas flow baffle; 505, second gas flow baffle; 506, waste liquid storage barrel; 507, connecting column fitting; 508, internal placement cylinder; 509, support plate; 510, scraper; 511, connecting strip plate. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0023] Please refer to Figures 1-4 The utility model provides the following technical schemes:

[0024] A coke oven gas desulfurization tower, including tower body 1, the left side of tower body 1 is provided with connecting pipe fitting 3, the left side of connecting pipe fitting 3 is provided with discharge box 2, the inside of tower body 1 is provided with internal processing assembly 5, the right side of tower body 1 is provided with sampling device 4.

[0025] The inner processing assembly 5 comprises a circulating pipe 501 and a connecting column 507, the bottom of the circulating pipe 501 is fixedly connected with a settling atomizing nozzle 502, the inner part of the tower body 1 near the top is fixedly connected with a filler layer 503, the inner part of the tower body 1 at the middle end is fixedly connected with a first gas flow baffle 504, the inner part of the tower body 1 at the middle end near the lower part is fixedly connected with a second gas flow baffle 505, the inner bottom end of the tower body 1 is provided with a waste liquid storage barrel 506, the top of the waste liquid storage barrel 506 is fixedly connected with a supporting plate 509, the side close to each other of the supporting plate 509 is fixedly connected with an inner placing cylinder 508, the right side of the connecting column 507 is fixedly connected with a connecting strip plate 511, the right side of the connecting strip plate 511 is fixedly connected with a scraper 510, the scraper 510 is slidingly connected to the inner ring of the inner placing cylinder 508, the cooperation of the stepping motor and the scraper 510 can scrape the inner wall to avoid the adhesion of impurities, facilitate processing, the inner bottom end of the inner placing cylinder 508 is fixedly connected with a driving stepping motor, the connecting column 507 is fixedly connected to the output shaft of the driving stepping motor, the inner top end of the tower body 1 is fixedly connected with a storage liquid tank, the bottom end of the storage liquid tank is fixedly connected with a pump body, and the circulating pipe 501 is fixedly connected to the bottom of the pump body.

[0026] The sampling device 4 comprises an exhaust box 401, a magnetic connection strip 402, a magnet butt joint plate 403, a sealing cover 404 and a pull handle 405, the exhaust box 401 is fixedly connected to the right side of the tower body 1, the magnet butt joint plate 403 is fixedly connected to the top of the exhaust box 401, the magnetic connection strip 402 is inserted into the inner part of the magnet butt joint plate 403, the sealing cover 404 is fixedly connected to the right side of the magnetic connection strip 402, the left side of the sealing cover 404 is connected to the right side of the exhaust box 401, the pull handle 405 is fixedly connected to the right side of the sealing cover 404, the top of the magnet butt joint plate 403 is provided with a butt joint groove, the area of the butt joint groove is matched with the bottom area of the magnetic connection strip 402, the magnetic connection strip 402 is magnetically connected to the magnet butt joint plate 403, the magnetic connection strip 402 is aligned with the butt joint groove at the top of the magnet butt joint plate 403 and is inserted, after the two are in contact, they are magnetically connected together, so as to place the sealing cover 404, which can block, and such installation method is also convenient for disassembly and sampling inspection.

[0027] In use, the gas to be desulfurized is added to the inside of the tower body 1 through the inlet pipe on the right side of the tower body 1, and a gravity settling device composed of a circulating pipe fitting 501, a settling atomizing nozzle 502 and a liquid tank is arranged at the top end inside the tower body 1, the circulating pipe fitting 501 is connected with the settling atomizing nozzle 502 through a pipeline, and cooperates with a pump body at the bottom of the circulating pipe fitting 501, an operator controls the opening degree of the pump body according to experience and the gas treatment capacity, so that the desulfurizing agent is uniformly sprayed from the spray holes by gravity, forms fine droplets, fully contacts with the rising coke oven gas, and performs a desulfurization reaction, a filler layer 503 is arranged at the middle part of the tower body 1, the gas fully contacts with the desulfurizing agent liquid film attached to the surface of the filler when passing through the filler layer, prolongs the gas-liquid mass transfer time, and improves the desulfurization efficiency, and a first gas flow baffle 504 and a second gas flow baffle 505 are arranged below, the inclination directions of adjacent two layers of baffles are opposite, when the coke oven gas rises in the tower, the gas flow direction changes when encountering the baffle, a turbulent flow state is formed, the collision opportunity of the gas with the desulfurizing agent droplets and the filler surface liquid film is increased, the gas-liquid mass transfer process is strengthened, an impurity collecting assembly is arranged below, collects by using an inner placing cylinder 508, and cooperates with a stepping motor piece and a scraper 510 to scrape the inner wall, avoids impurities from adhering, facilitates processing, and a sampling device 4 is arranged on the right side of the tower body 1, the sealing cover 404 is placed on the top of the magnet butt joint plate 403 by using the magnetic attraction connecting strip 402, when placed, the magnetic attraction connecting strip 402 is aligned with the butt joint groove on the top of the magnet butt joint plate 403 and is inserted, after the two are contacted, the magnetic attraction is connected together, so that the placement of the sealing cover 404 is completed, the sealing cover 404 can be blocked, and when the internal flue gas needs to be extracted, the sealing cover 404 can also be conveniently disassembled and used for sampling.

[0028] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A coke oven gas desulphurization tower comprising a tower body (1), characterized in that: The left side of the tower body (1) is provided with a connecting pipe (3), the left side of the connecting pipe (3) is provided with a discharge box (2), the inside of the tower body (1) is provided with an internal processing assembly (5), and the right side of the tower body (1) is provided with a sampling device (4). The internal processing assembly (5) comprises a circulating pipe (501) and a connecting column (507), the bottom of the circulating pipe (501) is fixedly connected with a settling atomizing nozzle (502), the inside of the tower body (1) is fixedly connected with a filler layer (503) near the top, the inside of the tower body (1) is fixedly connected with a first gas flow baffle (504) at the middle end, the inside of the tower body (1) is fixedly connected with a second gas flow baffle (505) at the middle end near the lower side, the inside of the tower body (1) is provided with a waste liquid storage barrel (506) at the bottom end, the top of the waste liquid storage barrel (506) is fixedly connected with a supporting plate (509), the side of the supporting plate (509) close to each other is fixedly connected with an internal placing cylinder (508), the right side of the connecting column (507) is fixedly connected with a connecting strip plate (511), and the right side of the connecting strip plate (511) is fixedly connected with a scraper (510).

2. A coke oven gas desulphurization tower according to claim 1, characterized in that: The sampling device (4) comprises a discharge box (401), a magnetic connection strip (402), a magnet butt joint plate (403), a sealing cover (404) and a pull handle (405), the discharge box (401) is fixedly connected to the right side of the tower body (1), the magnet butt joint plate (403) is fixedly connected to the top of the discharge box (401), the magnetic connection strip (402) is inserted into the inside of the magnet butt joint plate (403), the sealing cover (404) is fixedly connected to the right side of the magnetic connection strip (402), the left side of the sealing cover (404) is connected to the right side of the discharge box (401), and the pull handle (405) is fixedly connected to the right side of the sealing cover (404).

3. A coke oven gas desulphurization tower as claimed in claim 1, wherein: The inside bottom end of the internal placing cylinder (508) is fixedly connected with a driving step motor, and the connecting column (507) is fixedly connected to the output shaft of the driving step motor.

4. A coke oven gas desulphurization tower as claimed in claim 1, characterized in that: The inside top end of the tower body (1) is fixedly connected with a storage liquid tank, and the bottom end of the storage liquid tank is fixedly connected with a pump body.

5. A coke oven gas desulphurization tower as claimed in claim 2, characterized in that: The top of the magnet butt joint plate (403) is provided with a butt joint groove, and the area of the butt joint groove is matched with the bottom area of the magnetic connection strip (402).

6. A coke oven gas desulphurization tower according to claim 2, characterized in that: The magnetic connection strip (402) is magnetically connected to the magnet butt joint plate (403).

7. A coke oven gas desulphurization tower as claimed in claim 1, wherein: The scraper (510) is slidingly connected to the inner ring of the internal placing cylinder (508).

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