Flare tower waste gas filtering system

Abstract

The utility model discloses a flare tower waste gas filtering system, which comprises a tower body, a filtering mechanism is arranged above the tower body, the filtering mechanism comprises a cylinder, a mesh cylinder, an activated carbon bag and a mesh cover, the mesh cylinder is arranged at the bottom of the cylinder, the outer sides of the mesh cylinder and the cylinder are movably connected with the upper part of the inner side of the tower body, and the activated carbon bag is arranged in the activated carbon bag. The cylinder and the net cylinder are filled with activated carbon bags, a net cover is mounted at the top of the cylinder, and the outer side of the net cover is fixedly connected with the top of the tower body through bolts. The utility model relates to the technical field of flare tower waste gas filtration, realizes multi-angle simultaneous spraying through the matching among the cylinder, the mesh cylinder and the bolt, and finally prevents harmful gas from being discharged into the environment through activated carbon particle adsorption during discharge, thereby solving the problems that the existing system has a common waste gas treatment effect and is not easy to clean. And a small part of harmful gas is still mixed inside during discharging, so that the treatment efficiency is influenced.

Description

Technical Field

[0001] The utility model relates to the technical field of flare tower waste gas filtering, in particular to a flare tower waste gas filtering system. Background Art

[0002] In the petrochemical refining process, in order to ensure normal production, the corresponding waste gas needs to be discharged. In order to avoid direct discharge and environmental pollution, the waste gas will be transported to the flare tower through a pipeline, and then the combustion waste gas will be treated with the combustion aid input into the flare tower, and the waste heat generated by the combustion will be recycled. Since the combustion process of the waste gas will produce toxic nitric oxide gas, it needs to be filtered and purified.

[0003] Industrial waste gas refers to the general term for various pollutant gases discharged into the air during fuel combustion and production processes in the factory area of ​​an enterprise. These waste gases include: carbon dioxide, carbon disulfide, hydrogen sulfide, fluoride, nitrogen oxides, chlorine, hydrogen chloride, carbon monoxide, sulfuric acid (mist), lead and mercury, beryllium, smoke and industrial dust, which are discharged into the atmosphere and pollute the air. These substances enter the human body through the respiratory tract through different pathways. Some of them directly cause harm, while others have an accumulation effect, which will more seriously endanger human health. Different substances will have different effects.

[0004] However, the existing system has a general effect on the treatment of waste gas, and a small amount of harmful gases are still mixed in when it is discharged, which affects the treatment efficiency. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a flare tower exhaust gas filtration system, which solves the problem that the existing system has a general treatment effect on exhaust gas and still contains a small amount of harmful gases when discharged, affecting the treatment efficiency.

[0006] To achieve the above-mentioned purpose, the utility model is implemented through the following technical scheme: a flare tower exhaust gas filtration system, including a tower body, an air inlet is installed at the lower side of the tower body, one side of the tower body is connected to a main spray pipe, and the front and rear sides of the main spray pipe are both installed with branch pipes that penetrate the outer side of the tower body, and a filtering mechanism is arranged on the top of the tower body. The filtering mechanism includes a cylinder, a mesh cylinder, an activated carbon bag and a mesh cover, a mesh cylinder is installed at the bottom of the cylinder, the mesh cylinder and the outer side of the cylinder are movably connected to the upper inner side of the tower body, the inside of the cylinder and the mesh cylinder are filled with activated carbon bags, and a mesh cover is installed on the top of the cylinder, and the outer side of the mesh cover is fixedly connected to the top of the tower body by bolts.

[0007] Preferably, a pump body is connected below the main spray pipe, a water tank is passed through the input end of the pump body, and a feed port is installed on the top of the water tank.

[0008] Preferably, a motor is installed on the top of the water tank, a stirring blade is fixedly connected to the output end of the motor, and the upper part of the outer wall of the stirring blade is rotatably connected to the top of the water tank through a bearing.

[0009] Preferably, a drain pipe is connected to the lower part of the front side of the tower body, the lower part of the outer wall of the drain pipe passes through the shell, a screen is movably connected to the inner side of the shell, and a cover is installed on the front side of the shell.

[0010] Preferably, the upper and lower sides of the screen are both fitted with limiting blocks, the outer side of the limiting blocks is fixedly connected to the inner side of the shell, the bottom groove of the upper limiting block and the top through hole of the screen are movably connected by an insert block, the bottom of the insert block is fixedly connected with a slider, the outer wall of the slider is movably connected to the front opening of the screen, and the bottom of the slider is fixedly connected to the bottom of the front groove of the screen through two springs. Beneficial Effects

[0011] The utility model provides a flare tower waste gas filtration system. It has the following beneficial effects: the flare tower waste gas filtration system realizes simultaneous spraying at multiple angles through the cooperation between the cylinder, the mesh cylinder and the bolts, and finally, the waste gas is adsorbed by activated carbon particles during discharge to avoid the discharge of harmful gases into the environment, solving the problem that the existing system has a general treatment effect on waste gas, and a small amount of harmful gases are still mixed inside during discharge, which affects the treatment efficiency.

[0012] Through the cooperation between the slider, the spring and the plug, the smoke and dust are filtered, which is convenient for the user to deal with the waste water later, and the screen can be quickly disassembled, saving operation time. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 for Figure 1 Schematic diagram of the structure of the middle slider, spring and insert;

[0015] Figure 3 for Figure 1 Schematic diagram of the structure of the middle cylinder, mesh cylinder and bolts;

[0016] Figure 4 for Figure 1 Schematic diagram of the structure of the middle cover body, shell and screen.

[0017] In the figure: 1, tower body, 2, branch pipe, 3, main spray pipe, 4, pump body, 5, motor, 6, stirring blade, 7, water tank, 8, feed port, 9, air inlet, 10, drain pipe, 11, cover body, 12, shell, 13, limit block, 14, screen, 15, slider, 16, spring, 17, plug, 18, cylinder, 19, mesh cylinder, 20, bolt, 21, activated carbon bag, 22, mesh cover. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] The existing system has a general effect on waste gas treatment. When discharged, a small amount of harmful gases are still mixed inside, affecting the treatment efficiency.

[0020] In view of this, a flare tower exhaust gas filtration system is provided. Through the cooperation between the cylinder, the mesh tube and the bolts, simultaneous spraying at multiple angles is achieved. Finally, the exhaust gas is adsorbed by activated carbon particles during discharge to avoid harmful gases from being discharged into the environment. This solves the problem that the existing system has a general treatment effect on exhaust gas and a small amount of harmful gases are still mixed inside during discharge, affecting the treatment efficiency.

[0021] By those skilled in the art, the components in this case are connected in sequence. The specific connection and operation sequence should refer to the following working principle. The detailed connection means are well-known technologies in the art. The following mainly introduces the working principle and process.

[0022] Embodiment 1: By Figure 1 and 3 It can be seen that a flare tower exhaust gas filtration system includes a tower body 1, an air inlet 9 is installed at the lower side of the tower body 1, one side of the tower body 1 is connected to a main spray pipe 3, and the front and rear sides of the main spray pipe 3 are both installed with branch pipes 2 that penetrate the outer side of the tower body 1. A filtering mechanism is arranged above the tower body 1, and the filtering mechanism includes a cylinder 18, a mesh cylinder 19, an activated carbon bag 21 and a mesh cover 22. The bottom of the cylinder 18 is installed with a mesh cylinder 19, and the mesh cylinder 19 and the outer side of the cylinder 18 are movably connected to the upper inner side of the tower body 1. The inside of the cylinder 18 and the mesh cylinder 19 are filled with an activated carbon bag 21. The structures such as the mesh cylinder 19 and the mesh cover 22 do not affect the passage of the exhaust gas. The activated carbon bag 21 is filled with activated carbon, which can temporarily absorb harmful gases and then be uniformly treated. The top of the cylinder 18 is installed with a mesh cover 22, and the outer side of the mesh cover 22 is fixedly connected to the top of the tower body 1 by bolts 20;

[0023] In the specific implementation process, it is worth pointing out that the ends of the main spray pipe 3 and the branch pipe 2 are both provided with nozzles, which can contact and react with the harmful substances in the flue gas by spraying the solution, thereby achieving the treatment of the harmful gas;

[0024] Furthermore, the main spray pipe 3 is connected to a pump body 4 below, and the model of the pump body 4 is not limited. The input end of the pump body 4 is penetrated by a water tank 7, and a feed port 8 is installed on the top of the water tank 7;

[0025] In the specific implementation process, it is worth pointing out that the pump body 4 can suck out the reaction solution inside the water tank 7 and spray it through the main spray pipe 3 and the branch pipe 2;

[0026] Furthermore, a motor 5 is installed on the top of the water tank 7. The model of the motor 5 is not limited. A stirring blade 6 is fixedly connected to the output end of the motor 5. The upper part of the outer wall of the stirring blade 6 is rotatably connected to the top of the water tank 7 through a bearing.

[0027] In the specific implementation process, it is worth pointing out that after the motor 5 is started, the stirring blade 6 can be driven to rotate, and the stirring blade 6 fully mixes the solution during rotation to avoid stratification;

[0028] Specifically, when the flare tower exhaust gas filtration system is used, simultaneous spraying at multiple angles is achieved through the cooperation between the mesh tube 19, the activated carbon bag 21 and the mesh cover 22. Finally, the activated carbon particles are adsorbed during discharge to prevent harmful gases from being discharged into the environment, thereby solving the problem that the existing system has a general waste gas treatment effect and a small amount of harmful gases are still mixed inside during discharge, affecting the treatment efficiency.

[0029] Embodiment 2: By Figure 1 , 2 As can be seen from Figures 4 and 5, a drain pipe 10 is connected to the lower part of the front of the tower body 1, and the lower part of the outer wall of the drain pipe 10 passes through the shell 12. A screen 14 is movably connected to the inner side of the shell 12, and the screen 14 can move inside the shell 12. A cover 11 is installed on the front of the shell 12;

[0030] In the specific implementation process, it is worth pointing out that the screen 14 can filter the mixed particulate impurities in the wastewater;

[0031] Furthermore, both upper and lower sides of the screen 14 are fitted with limit blocks 13, the outer side of the limit block 13 is fixedly connected to the inner side of the housing 12, the bottom groove of the upper limit block 13 and the top through hole of the screen 14 are movably connected with an insert block 17, the bottom of the insert block 17 is fixedly connected with a slider 15, the outer wall of the slider 15 is movably connected to the front opening of the screen 14, and the bottom of the slider 15 is fixedly connected to the bottom of the front groove of the screen 14 through two springs 16;

[0032] In the specific implementation process, it is worth pointing out that the device relies on the elastic deformation of the spring 16 to drive the plug 17 to always be inserted into the groove at the bottom of the upper limit block 13 for positioning, and when the screen 14 needs to be removed, just pull the slider 15 downward;

[0033] Specifically, based on the above-mentioned embodiment 1, the cooperation among the slider 15, the spring 16 and the plug 17 realizes the filtration of smoke and dust, which is convenient for the user to subsequently treat wastewater, and the screen 14 can be quickly disassembled, saving operation time.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A flare tower exhaust gas filtration system, comprising a tower body (1), characterized in that: An air inlet (9) is installed at the lower side of the tower body (1); one side of the tower body (1) is connected to a main spray pipe (3); both the front and rear sides of the main spray pipe (3) are provided with branch pipes (2) penetrating the outer side of the tower body (1); and a filtering mechanism is arranged above the tower body (1); The filtering mechanism comprises a cylinder (18), a mesh cylinder (19), an activated carbon bag (21) and a mesh cover (22); A net cylinder (19) is installed at the bottom of the cylinder (18); the outer sides of the net cylinder (19) and the cylinder (18) are movably connected to the upper inner side of the tower body (1); the insides of the cylinder (18) and the net cylinder (19) are filled with activated carbon bags (21); a net cover (22) is installed at the top of the cylinder (18); the outer side of the net cover (22) is fixedly connected to the top of the tower body (1) via bolts (20).

2. A flare tower exhaust gas filtration system according to claim 1, characterized in that: The main spray pipe (3) is connected to a pump body (4) below, a water tank (7) is passed through the input end of the pump body (4), and a feed port (8) is installed on the top of the water tank (7).

3. A flare tower exhaust gas filtration system according to claim 2, characterized in that: A motor (5) is installed on the top of the water tank (7), and a stirring blade (6) is fixedly connected to the output end of the motor (5). The upper part of the outer wall of the stirring blade (6) is rotatably connected to the top of the water tank (7) via a bearing.

4. The flare tower exhaust gas filtration system according to claim 1, characterized in that: A drain pipe (10) is connected to the lower part of the front surface of the tower body (1), the lower part of the outer wall of the drain pipe (10) passes through the shell (12), the inner side of the shell (12) is movably connected to a screen (14), and a cover body (11) is installed on the front surface of the shell (12).

5. A flare tower exhaust gas filtration system according to claim 4, characterized in that: The upper and lower sides of the screen (14) are both fitted with a limit block (13); the outer side of the limit block (13) is fixedly connected to the inner side of the shell (12); the bottom groove of the upper limit block (13) and the top through hole of the screen (14) are movably connected by an insert block (17); the bottom of the insert block (17) is fixedly connected to a slider (15); the outer wall of the slider (15) is movably connected to the front opening of the screen (14); and the bottom of the slider (15) is fixedly connected to the bottom of the front groove of the screen (14) via two springs (16).

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