Dehydrating and white-removing device for waste gas

Abstract

The utility model relates to the technical field of waste gas treatment equipment, in particular to a waste gas dewatering and white-removing device. The device comprises a box body, and the box body is divided into three cavities through partition plates; the white smoke removing assembly is arranged on the box body and located in the middle cavity of the box body, and gas in the cavities on the two sides of the box body is conveyed and circulated through a plurality of gas guide pipes; the filtering assembly is arranged on the box body, and impurities in the waste gas are filtered through a filtering plate; the cleaning assembly is arranged on the box body and driven by a water pump, and the inner wall of the air guide pipe is cleaned through water flowing; and the dust removal mechanism is arranged on the box body, and the filter plate is cleaned by adjusting a cleaning plate up and down. The adjusting motor pushes the plugs to plug the two ends of the gas guide pipe, water flow is conveyed through the water pump, and therefore the gas guide pipe can be cleaned through the water flow, cleanliness of the inner wall of the gas guide pipe can be guaranteed, and the waste gas white removing effect is indirectly guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of waste gas treatment equipment, in particular to a waste gas dehydration and whitening device. Background Art

[0002] With the rapid development of industry, a large amount of waste gas will be generated in the industrial production process. For example, a large amount of waste gas will be generated in the kiln firing production process, and these waste gases also contain some toxic substances, such as sulfur dioxide. In order to avoid pollution to the environment, it is necessary to purify the waste gas before it is discharged, including wet flue gas desulfurization, etc. However, because the moisture content of the flue gas after wet desulfurization is higher and the flue gas temperature is lower, as the temperature further decreases during the discharge process, the water vapor in the flue gas will gradually condense into mist, resulting in white smoke at the exhaust port.

[0003] In the prior art, there is a whitening device for treating factory waste gas based on air treatment (Announcement No.: CN216703862U), whose structure includes a box body, which includes a bottom plate, two end plates, two side plates, a top plate and two partitions, wherein a first adsorption pad and a second adsorption pad are respectively fixedly connected to one of the end plates and one of the partitions on a side wall adjacent thereto, and three whitening pipes are arranged inside the box body. Although the whitening device for treating factory waste gas based on air treatment designs the whitening pipe to be wavy so that the waste gas fully flows in the whitening pipe to ensure thorough whitening, and by providing the first adsorption pad and the second adsorption pad, the harmful substances in the waste gas are removed by the action of the two adsorption pads, the problem of the existing waste gas whitening device not being able to completely whiten and not being able to remove harmful substances in the waste gas while whitening is solved.

[0004] However, in actual use, when the exhaust gas flows in the dewhitening pipe, some impurities in the exhaust gas will adhere to the dewhitening pipe, which will affect the contact between the exhaust gas and the inner wall of the dewhitening pipe, thereby reducing the effect of the heating of the dewhitening pipe on the exhaust gas, and then affecting the dewhitening effect of the exhaust gas. In severe cases, the dewhitening pipe may be blocked, affecting the flow of the exhaust gas. Utility Model Content

[0005] In view of the problems existing in the background technology, a waste gas dehydration and whitening device is proposed.

[0006] The utility model proposes a waste gas dehydration and whitening device, comprising a box body, which is divided into three chambers by a partition; a whitening component, which is arranged on the box body and located in the center chamber of the box body, and adopts multiple air ducts to transport and circulate the gas in the chambers on both sides of the box body; a filter component, which is arranged on the box body, and adopts a filter plate to filter impurities in the waste gas; a cleaning component, which is arranged on the box body and driven by a water pump to clean the inner wall of the air duct through the flow of water; a dust removal mechanism, which is arranged on the box body, and cleans the filter plate by adjusting the cleaning plate up and down.

[0007] Preferably, the whitening component is composed of multiple air ducts and multiple heating coils, the multiple air ducts are arranged in the box, the air ducts are connected to two partitions, the air ducts are connected to two chambers on the box, and the heating coils are installed in the box.

[0008] Preferably, the filter assembly is composed of a filter plate and an adsorption plate, the filter plate is mounted on the box body, and the adsorption plate is slidably mounted on the box body.

[0009] Preferably, the cleaning component includes a water tank installed on the box body, a water pump is installed on the water tank, the water inlet on the water pump is connected to the water tank, a connecting pipe 1 is installed on the water outlet of the water pump, the other end of the connecting pipe 1 is connected to multiple air ducts, a connecting pipe 2 is installed on the water tank, the other end of the connecting pipe 2 is connected to multiple air ducts, and sealing parts are provided on both partitions.

[0010] Preferably, the sealing member includes a fixed frame mounted on the partition, an adjusting motor is mounted on the fixed frame, a screw is rotatably mounted on the fixed frame, one end of the screw is connected to the output shaft of the adjusting motor, and the other end of the screw is rotatably connected to the partition, a push plate is threadedly mounted on the screw, a plurality of plugs are mounted on the push plate, the plurality of plugs are respectively adapted to a plurality of air guide tubes, a limiting rod is mounted on the fixed frame, the limiting rod passes through the push plate and is slidably connected to the push plate.

[0011] Preferably, the dust removal mechanism includes a power component and a dust removal component, the power component includes a protective frame installed on the partition, the protective frame is provided with a through opening, a sealing plate is arranged in the through opening, the sealing plate is connected to the pushing plate, the dust removal component includes a fixed cylinder installed on the box body, a piston is slidably mounted on the fixed cylinder, a return spring is installed on the fixed cylinder, the return spring is connected to the piston, a connecting rod is installed on the piston, a cleaning plate is installed on the connecting rod, and a collecting frame is arranged below the cleaning plate.

[0012] Preferably, one side of the box body is set as an opening, and two baffles are installed on the box body, and the two baffles are adapted to the opening.

[0013] Compared with the prior art, the utility model has the following beneficial technical effects: impurities and toxic substances in the exhaust gas can be filtered through the filter plate and the adsorption plate, thereby improving the protection of the environment and reducing the impact of subsequent dust on the air duct;

[0014] The two ends of the air duct are sealed by adjusting the motor to push the plug, and water is delivered by the water pump, so that the air duct can be cleaned by the water flow, which can ensure the cleanliness of the inner wall of the air duct and indirectly ensure the effect of exhaust gas removal. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 Another structural schematic diagram of the utility model;

[0017] Figure 3 It is a cross-sectional structural schematic diagram of the box body in the utility model;

[0018] Figure 4 It is a partial cross-sectional structural schematic diagram of the utility model;

[0019] Figure 5 It is a structural schematic diagram of the dust removal mechanism in the utility model.

[0020] Figure numerals: 1. Box body; 2. Baffle; 3. Inlet pipe; 4. Outlet pipe; 5. Partition; 6. Air guide pipe; 7. Heating coil; 8. Fixed frame; 9. Push plate; 10. Plug; 11. Screw; 12. Adjusting motor; 13. Protective frame; 14. Sealing plate; 15. Water tank; 16. Water pump; 17. Connecting pipe one; 18. Connecting pipe two; 19. Adsorption plate; 20. Filter plate; 21. Fixed cylinder; 22. Piston; 23. Reset spring; 24. Connecting rod; 25. Cleaning plate; 26. Collecting frame. DETAILED DESCRIPTION

[0021] Embodiment 1

[0022] like Figure 1-Figure 4 As shown, the utility model proposes a waste gas dehydration and whitening device, including a box body 1, the box body 1 is divided into three chambers by a partition 5, one side of the box body 1 is set as an opening, two baffles 2 are installed on the box body 1, the two baffles 2 are adapted to the opening, and the two baffles 2 are installed on the box body 1 by multiple bolts; a whitening component, the whitening component is arranged on the box body 1 and is located in the center chamber of the box body 1, and multiple air ducts 6 are used to transport and circulate the gas in the chambers on both sides of the box body 1; a filtering component, the filtering component is arranged on the box body 1, and a filter plate 20 is used to filter impurities in the waste gas; a cleaning component, the cleaning component is arranged on the box body 1, and is driven by a water pump 16, and the inner wall of the air duct 6 is cleaned by the flow of water.

[0023] like Figure 3 As shown, the whitening component is composed of multiple air ducts 6 and multiple heating coils 7. The multiple air ducts 6 are arranged in the box body 1. The air ducts 6 are connected to two partitions 5. The air ducts 6 are connected to two chambers on the box body 1. The heating coils 7 are installed in the box body 1, and the heating coils 7 are heated by electricity.

[0024] like Figure 3 As shown, the filter assembly is composed of a filter plate 20 and an adsorption plate 19. The filter plate 20 is installed on the box body 1, and the adsorption plate 19 is slidably installed on the box body 1. The adsorption plate 19 is constructed using existing technology. Four shielding strips are installed on the box body 1, and the installation of the adsorption plate 19 can be limited by the four shielding strips.

[0025] like Figure 3 and Figure 4 As shown, the cleaning assembly includes a water tank 15 installed on the box body 1, a water inlet pipe and a water outlet pipe are installed on the water tank 15, and a valve 1 is provided on the water inlet pipe and the water outlet pipe. A water pump 16 is installed on the water tank 15, and the water inlet of the water pump 16 is connected to the water tank 15. A connecting pipe 17 is installed on the water outlet of the water pump 16, and the other end of the connecting pipe 17 is connected to a plurality of air guide pipes 6. A connecting pipe 2 18 is installed on the water tank 15, and the other end of the connecting pipe 2 18 is connected to a plurality of air guide pipes 6. A valve 2 is provided on the connecting pipe 2 18. In the process of exhaust gas flow, it is necessary to keep To keep valve 2 closed, sealing parts are provided on both partitions 5, and the sealing parts include a fixed frame 8 installed on the partition 5, an adjusting motor 12 is installed on the fixed frame 8, a screw 11 is rotatably installed on the fixed frame 8, one end of the screw 11 is connected to the output shaft of the adjusting motor 12, and the other end of the screw 11 is rotatably connected to the partition 5, a push plate 9 is threadedly installed on the screw 11, a plurality of plugs 10 are installed on the push plate 9, and the plurality of plugs 10 are respectively adapted to the plurality of air guide tubes 6, a limiting rod is installed on the fixed frame 8, and the limiting rod passes through the push plate 9 and is slidably connected to the push plate 9.

[0026] In this embodiment, when in use, the exhaust gas can be discharged into the box body 1 through the air inlet pipe 3, the impurities in the exhaust gas can be cleaned through the filter plate 20, and the toxic substances in the exhaust gas can be adsorbed and cleaned through the adsorption plate 19, and then the exhaust gas flows into the air guide pipe 6. At this time, the heating coil 7 is heated by electricity, and the heat acts on the exhaust gas through the air guide pipe 6, thereby evaporating the water vapor in the exhaust gas, achieving the effect of whitening, and then discharged from the box body through the exhaust pipe 4;

[0027] During daily maintenance, the adjusting motor 12 can be started to drive the screw 11 to rotate, and then drive the push plate 9 to move, so that the multiple plugs 10 can block one end of the multiple air ducts 6, and the blocking of both ends of the multiple air ducts 6 is completed in turn. After that, the water pump 16 is started to convey the air flow to the air duct 6 through the connecting pipe 1 17, and then the water flow is flowed to the water tank 15 through the connecting pipe 2 18. The inner wall of the air duct 6 can be cleaned by the water flow, thereby ensuring the heat transmission of the air duct 6 to the exhaust gas and the whitening effect of the exhaust gas. After cleaning, the water flow remaining in the air duct 6 can be evaporated by the heating coil 7.

[0028] Embodiment 2

[0029] like Figure 3-Figure 5 As shown, a waste gas dehydration and whitening device proposed by the utility model, compared with the first embodiment, also includes a dust removal mechanism, which is arranged on the box body 1, and the filter plate 20 is cleaned by adjusting the cleaning plate 25 up and down. The dust removal mechanism includes a power component and a dust removal component, the power component includes a protective frame 13 installed on the partition 5, a through opening is opened on the protective frame 13, a sealing plate 14 is arranged in the through opening, and the sealing plate 14 is connected to the pushing plate 9, the dust removal component includes a fixed cylinder 21 installed on the box body 1, a piston 22 is slidably installed on the fixed cylinder 21, a return spring 23 is installed on the fixed cylinder 21, the return spring 23 is connected to the piston 22, a connecting rod 24 is installed on the piston 22, a cleaning plate 25 is installed on the connecting rod 24, and a collecting frame 26 is arranged below the cleaning plate 25, and two sliding rods are installed on the top inner wall of the box body 1, the two sliding rods both penetrate the cleaning plate 25 and are slidably connected to the cleaning plate 25, and limit blocks are installed at the bottom ends of the two sliding rods.

[0030] In this embodiment, when in use, the adjusting motor 12 can be started to drive the screw 11 to rotate, and then drive the push plate 9 to move, and then drive the sealing plate 14 to move, and then reduce the flow rate of the upper opening of the protective frame 13, thereby increasing the pressure in the chamber in the box body 1 where the protective frame 13 is provided. When the pressure increases, the piston 22 will be pushed up, and then the connecting rod 24 and the cleaning plate 25 will be driven up. The filter plate 20 can be cleaned through the cleaning plate 25 to ensure the cleanliness of the filter plate 20, and then ensure the normal circulation of the exhaust gas.

[0031] The implementation modes of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge scope of technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A waste gas dehydration and whitening device, characterized in that: include: A box body (1), the box body (1) is divided into three chambers by a partition (5); A whitening component is arranged on the box body (1) and is located in a central chamber of the box body (1), and uses a plurality of air guide pipes (6) to transport and circulate the gas in the chambers on both sides of the box body (1); A filter assembly, the filter assembly is arranged on the box body (1), and uses a filter plate (20) to filter impurities in the exhaust gas; A cleaning component, which is arranged on the box body (1) and driven by a water pump (16) to clean the inner wall of the air guide tube (6) through the flow of water; The dust removal mechanism is arranged on the box body (1) and cleans the filter plate (20) by adjusting the cleaning plate (25) up and down.

2. The waste gas dehydration and whitening device according to claim 1, characterized in that: The whitening component is composed of a plurality of air ducts (6) and a plurality of heating coils (7). The plurality of air ducts (6) are arranged in a box body (1). The air ducts (6) are connected to two partitions (5). The air ducts (6) are connected to two chambers on the box body (1). The heating coils (7) are installed in the box body (1).

3. The waste gas dehydration and whitening device according to claim 1, characterized in that: The filter assembly is composed of a filter plate (20) and an adsorption plate (19); the filter plate (20) is mounted on the box body (1); and the adsorption plate (19) is slidably mounted on the box body (1).

4. The waste gas dehydration and whitening device according to claim 1, characterized in that: The cleaning assembly comprises a water tank (15) mounted on a box body (1), a water pump (16) mounted on the water tank (15), a water inlet on the water pump (16) being connected to the water tank (15), a connecting pipe (17) being mounted on the water outlet of the water pump (16), the other end of the connecting pipe (17) being connected to a plurality of air guide pipes (6), a connecting pipe (2) (18) being mounted on the water tank (15), the other end of the connecting pipe (2) (18) being connected to a plurality of air guide pipes (6), and blocking members being arranged on both the two partitions (5).

5. The waste gas dehydration and whitening device according to claim 4, characterized in that: The blocking member comprises a fixing frame (8) mounted on the partition (5), an adjusting motor (12) being mounted on the fixing frame (8), a screw rod (11) being rotatably mounted on the fixing frame (8), one end of the screw rod (11) being connected to an output shaft of the adjusting motor (12), and the other end of the screw rod (11) being rotatably connected to the partition (5), a push plate (9) being threadedly mounted on the screw rod (11), a plurality of plugs (10) being mounted on the push plate (9), the plurality of plugs (10) being respectively adapted to the plurality of air guide tubes (6), and a limiting rod being mounted on the fixing frame (8), the limiting rod penetrating the push plate (9) and being slidably connected to the push plate (9).

6. The waste gas dehydration and whitening device according to claim 1, characterized in that: The dust removal mechanism comprises a power assembly and a dust removal assembly. The power assembly comprises a protection frame (13) mounted on a partition (5). A through opening is provided on the protection frame (13). A sealing plate (14) is arranged in the through opening. The sealing plate (14) is connected to a push plate (9). The dust removal assembly comprises a fixed cylinder (21) mounted on a housing (1). A piston (22) is slidably mounted on the fixed cylinder (21). A return spring (23) is mounted on the fixed cylinder (21). The return spring (23) is connected to the piston (22). A connecting rod (24) is mounted on the piston (22). A cleaning plate (25) is mounted on the connecting rod (24). A collecting frame (26) is arranged below the cleaning plate (25).

7. The waste gas dehydration and whitening device according to claim 1, characterized in that: One side of the box body (1) is set as an opening, and two baffles (2) are installed on the box body (1), and the two baffles (2) are adapted to the opening.

Images