Device for separating particulate matters in waste gas

Abstract

The utility model discloses a device for separating particulate matters in waste gas, which comprises a support frame, a filter box and an electrostatic adsorption box, and is characterized in that the filter box is fixedly connected to the support frame, the electrostatic adsorption box is arranged above the filter box, and the electrostatic adsorption box is communicated with the filter box through a breather pipe; the filter box comprises a lower cavity and an upper cavity, the lower end of the lower cavity is connected with an air inlet pipeline, an electrostatic adsorption mechanism is arranged in the electrostatic adsorption box, and an exhaust mechanism is arranged at the top of the electrostatic adsorption mechanism. According to the utility model, the filter plate is convenient to mount and dismount, is beneficial to replacement and maintenance, can filter large-particle substances and realize primary waste gas treatment, and the electrostatic adsorption mechanism can adsorb micro-powder particles and finish secondary waste gas treatment, so that the exhaust standard is met, the environment is protected, the waste gas treatment rate is accelerated, and the treatment effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of waste gas treatment and belongs to a device for separating particles in waste gas. Background Art

[0002] Excessive harmful particles in the air have a serious adverse effect on human health. In the daily processing and production process, a large amount of waste gas is often generated. The concentration of particles in such waste gas is generally excessive, such as particulate matter, sulfur dioxide, nitrogen oxides, etc. Therefore, it cannot be directly discharged into the air. It needs to be purified until it reaches the safety standard before it can be discharged into the atmosphere. As a key link in environmental protection, waste gas treatment can reduce the degree of air pollution, improve air quality, protect the ecological environment from damage, and help promote the coordinated development of economy, society and environment and achieve the goal of sustainable development.

[0003] Currently, the waste gas particle separation devices on the market mostly use solvents to purify the waste gas, but this type of evolutionary treatment method requires a large amount of purifier solution, which has high treatment costs, and the subsequent treatment of solvent waste liquid also consumes a lot of time and costs. Utility Model Content

[0004] The utility model provides a device for separating particles in waste gas, which can effectively solve the problems in the background technology.

[0005] In order to achieve the above object, the utility model provides the following implementation scheme:

[0006] The present application provides a device for separating particulate matter in exhaust gas, comprising a support frame, a filter box and an electrostatic adsorption box, characterized in that the filter box is fixedly connected to the support frame, the electrostatic adsorption box is arranged above the filter box, the electrostatic adsorption box and the filter box are connected through a ventilation pipe, the filter box comprises a lower chamber and an upper chamber, the lower end of the lower chamber is connected to an air intake pipe, an electrostatic adsorption mechanism is arranged in the electrostatic adsorption box, and an exhaust mechanism is arranged on the top of the electrostatic adsorption mechanism.

[0007] Preferably, a plurality of latch posts are provided on the top of the lower chamber, a plurality of fixing holes are provided on the bottom of the upper chamber, the latch posts correspond to the fixing holes one by one and are fixedly connected through shaft holes, and a sealing layer is provided on the mating surfaces of the lower chamber and the upper chamber.

[0008] Preferably, a filter plate is provided between the lower chamber and the upper chamber, and the filter plate is fixedly connected by a fixing rod, and the fixing rod is fixedly provided on the inner wall of the lower chamber and the upper chamber.

[0009] Preferably, a conical through hole is provided at the bottom of the lower chamber, the input end of the conical through hole is connected to the air intake pipe, the output end of the conical through hole is connected to a spiral tube, a spiral groove is provided inside the spiral tube, and the output end of the spiral tube is connected to a conical diverter plate.

[0010] Preferably, a connecting frame is fixedly provided on the conical diverter plate, a sliding block is connected to the other end of the connecting frame, a vertical sliding groove is provided on the side wall of the lower chamber, and the sliding block and the vertical sliding groove are connected by sliding.

[0011] Preferably, a gas collecting pipe is fixedly provided at the upper end of the upper chamber, an output end of the gas collecting pipe is through-connected with a ventilation pipe, and an insulating layer is provided in the ventilation pipe and the electrostatic adsorption box.

[0012] Preferably, the electrostatic adsorption mechanism comprises a dust removal plate and a charging device, wherein the charging device is arranged on an electrostatic adsorption box, a fixed clamp block is fixedly arranged on the inner wall of the electrostatic adsorption box, and the dust removal plate is fixedly connected to the fixed clamp block.

[0013] Preferably, the exhaust mechanism includes an exhaust channel, an exhaust fan and an air dispersion port. The exhaust channel is arranged at the upper end of the electrostatic adsorption box. A fixing frame is fixedly arranged in the exhaust channel. The exhaust fan includes a rotating shaft and fan blades. The rotating shaft is fixedly connected to the fixing frame. The fan blades are movably connected to the rotating shaft through bearings. The air dispersion port is fixedly connected to the output end of the exhaust channel.

[0014] Compared with the prior art, the utility model provides a device for separating particulate matter in exhaust gas, which has the following beneficial effects:

[0015] 1. The utility model is provided with a filter box, including two chambers, a lower chamber and an upper chamber. The chambers are connected by a latch column and a fixing hole. The filter plate is arranged between the upper and lower chambers. The installation and disassembly are convenient, which is conducive to replacement and maintenance, and can filter large particles to achieve preliminary treatment of exhaust gas.

[0016] 2. The utility model is provided with a spiral tube and a conical diverter plate. The spiral tube can form a gas vortex, accelerate the exhaust gas flow rate, and improve the exhaust gas treatment rate. The conical diverter plate can rectify and disperse the gas, increase the contact area between the airflow and the filter plate, and improve the treatment effect.

[0017] 3. The utility model is provided with an electrostatic adsorption mechanism, which excites the charge through the charging device to charge the micro-powder particles, and adsorbs the micro-powder particles through the dust removal plate to complete the secondary exhaust gas treatment, improve the exhaust gas treatment effect, ensure that the exhaust gas standards are met, and protect the environment.

[0018] The features and advantages of the present invention will be described in detail through embodiments in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the structure of the filter box of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the electrostatic adsorption mechanism of the utility model;

[0022] In the figure: 1. support frame; 2. filter box; 21. lower chamber; 211. latch column; 21. conical through hole; 22. upper chamber; 221. fixing hole; 222. gas collecting pipe; 23. sealing layer; 24. spiral tube; 241. spiral groove; 25. conical diverter plate; 251. connecting frame; 252. slider; 253. vertical slide groove; 26. filter plate; 3. electrostatic adsorption box; 31. fixing clamp; 4. air inlet duct; 5. electrostatic adsorption mechanism; 51. dust removal plate; 52. charging device; 6. exhaust mechanism; 61. exhaust channel; 62. exhaust fan; 621. rotating shaft; 622. fan blade; 63. air dispersion port; 64. fixing frame; 7. ventilation pipe; 8. insulation layer. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below through the accompanying drawings and embodiments. However, it should be understood that the specific embodiments described herein are only used to explain the utility model and are not used to limit the scope of the utility model. In addition, in the following description, the description of the known structure and technology is omitted to avoid unnecessary confusion of the concept of the utility model.

[0024] See also Figure 1-3 , a device for separating particulate matter in exhaust gas, the filter box 2 is fixedly connected to the support frame 1, the electrostatic adsorption box 3 is arranged above the filter box 2, the electrostatic adsorption box 3 and the filter box 2 are connected through a ventilation pipe 7, the filter box 2 includes a lower chamber 21 and an upper chamber 22, the lower end of the lower chamber 21 is connected to an air intake pipe 4, an electrostatic adsorption mechanism 5 is arranged in the electrostatic adsorption box 3, and an exhaust mechanism 6 is arranged on the top of the electrostatic adsorption mechanism 5.

[0025] See also Figure 2A plurality of latch posts 211 are provided at the top of the lower chamber 21, and a plurality of fixing holes 221 are provided at the bottom of the upper chamber 22. The latch posts 211 and the fixing holes 221 are fixedly connected in one-to-one correspondence through the shaft hole. A sealing layer 23 is provided on the mating surface of the lower chamber 21 and the upper chamber 22. The latch posts 211 can be used to connect the lower chamber 21 and the upper chamber 22, and can also be used for positioning. The sealing layer 23 is used to strengthen the sealing of the contact surface between the lower chamber 21 and the upper chamber 22, and can also form a buffer when the lower chamber 21 and the upper chamber 22 are installed.

[0026] See also Figure 2 A filter plate 26 is provided between the lower chamber 21 and the upper chamber 22. The filter plate 26 is fixedly connected by a fixing rod 261. The fixing rod 261 is fixedly provided on the inner wall of the lower chamber 21 and the upper chamber 22. The filter plate 26 is used to filter large particles to complete the preliminary treatment of the exhaust gas.

[0027] See also Figure 2 A conical through hole 212 is provided at the bottom of the lower chamber 21, and the input end of the conical through hole 212 is connected to the intake pipe 4, and the output end of the conical through hole 212 is connected to a spiral tube 24, and a spiral groove 241 is provided inside the spiral tube 24. The output end of the spiral tube 24 is connected to a conical diverter plate 25, and the spiral tube 24 can accelerate the flow of air and speed up the exhaust gas treatment speed.

[0028] See also Figure 2 A connecting frame 251 is fixedly provided on the conical diverter plate 25, and a slider 252 is connected to the other end of the connecting frame 251. A vertical slide groove 253 is provided on the side wall of the lower chamber 21. The slider 252 and the vertical slide groove 253 are connected by sliding. The sliding connection can facilitate the installation and disassembly of the conical diverter plate 25 and facilitate maintenance and replacement.

[0029] See also Figure 3 A gas collecting pipe 222 is fixedly provided at the upper end of the upper chamber 22, and the output end of the gas collecting pipe 222 is connected to the ventilation pipe 7. An insulating layer 8 is provided in the ventilation pipe 7 and the electrostatic adsorption box 3. The gas collecting pipe 222 is larger at the bottom and smaller at the top, and can gather the gas so that it enters the electrostatic adsorption box 3 through the ventilation pipe 7.

[0030] See also Figure 3 The electrostatic adsorption mechanism 5 includes a dust removal plate 51 and a charging device 52. The charging device 52 is arranged on the electrostatic adsorption box 3. A fixed clamp block 31 is fixedly arranged on the inner wall of the electrostatic adsorption box 3. The dust removal plate 51 is fixedly connected to the fixed clamp block 31. The charging device 52 is used to excite the charge, and the dust removal plate 51 is used to adsorb fine particles.

[0031] See also Figure 3The exhaust mechanism 6 includes an exhaust channel 61, an exhaust fan 62 and an air diffuser 63. The exhaust channel 61 is arranged at the upper end of the electrostatic adsorption box 3. A fixing frame 64 is fixedly arranged in the exhaust channel 61. The exhaust fan 62 includes a rotating shaft 621 and a fan blade 622. The rotating shaft 621 is fixedly connected to the fixing frame 64. The fan blade 622 is movably connected to the rotating shaft 621 through a bearing. The air diffuser 63 is fixedly connected to the output end of the exhaust channel 61. The fan blade 622 rotates around the rotating shaft 621 due to the flow of airflow, thereby accelerating the airflow velocity and improving the exhaust gas treatment rate.

[0032] The working principle of the embodiment of the utility model:

[0033] When the utility model is used, the charging device 52 is first started, and then the exhaust gas is passed into the air intake pipe 4. The exhaust gas rises and flows through the tapered through hole 212 into the lower chamber 21. The airflow is vortexed by the spiral tube 24 to accelerate the exhaust gas flow rate. The exhaust gas flow is rectified and dispersed by the conical diverter plate 25 to increase the contact area with the filter plate 26. The exhaust gas is initially treated quickly by the filter plate 26 to filter larger particulate matter. The airflow continues to rise and enters the electric adsorption box 3 through the ventilation pipe 7. The charging device 52 is used to excite the charge to charge fine particles. An electric field is formed between the dust removal plates 51. The dust removal plates 51 adsorb fine particles to complete the exhaust gas treatment. The purified airflow causes the fan blades 622 to rotate around the rotating shaft 621, and then the gas discharge is accelerated through the fan blades 622.

[0034] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modification, equivalent substitution or improvement made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A device for separating particles from exhaust gas, comprising a support frame (1), a filter box (2) and an electrostatic adsorption box (3), characterized in that: The filter box (2) is fixedly connected to the support frame (1); the electrostatic adsorption box (3) is arranged above the filter box (2); the electrostatic adsorption box (3) and the filter box (2) are connected through a ventilation pipe (7); the filter box (2) comprises a lower chamber (21) and an upper chamber (22); the lower end of the lower chamber (21) is connected to an air intake pipe (4); an electrostatic adsorption mechanism (5) is arranged in the electrostatic adsorption box (3); and an exhaust mechanism (6) is arranged on the top of the electrostatic adsorption mechanism (5).

2. The device for separating particles from exhaust gas according to claim 1, characterized in that: The top of the lower chamber (21) is provided with a plurality of latch posts (211), the bottom of the upper chamber (22) is provided with a plurality of fixing holes (221), the latch posts (211) and the fixing holes (221) are fixedly connected in one-to-one correspondence through shaft hole matching, and the matching surfaces of the lower chamber (21) and the upper chamber (22) are provided with a sealing layer (23).

3. The device for separating particles from exhaust gas according to claim 1, characterized in that: A filter plate (26) is provided between the lower chamber (21) and the upper chamber (22); the filter plate (26) is fixedly connected via a fixing rod (261); the fixing rod (261) is fixedly provided on the inner walls of the lower chamber (21) and the upper chamber (22).

4. The device for separating particles from exhaust gas according to claim 1, characterized in that: A conical through hole (212) is provided at the bottom of the lower chamber (21); the input end of the conical through hole (212) is connected to the air intake pipe (4); the output end of the conical through hole (212) is connected to a spiral tube (24); a spiral groove (241) is provided inside the spiral tube (24); and the output end of the spiral tube (24) is connected to a conical splitter plate (25).

5. The device for separating particles from exhaust gas as claimed in claim 4, characterized in that: A connecting frame (251) is fixedly provided on the conical diverter plate (25), the other end of the connecting frame (251) is connected to a sliding block (252), a vertical sliding groove (253) is provided on the side wall of the lower chamber (21), and the sliding block (252) and the vertical sliding groove (253) are connected by sliding.

6. The device for separating particles from exhaust gas according to claim 1, characterized in that: A gas collecting pipe (222) is fixedly arranged at the upper end of the upper chamber (22); the output end of the gas collecting pipe (222) is connected to the ventilation pipe (7); and an insulating layer (8) is arranged inside the ventilation pipe (7) and the electrostatic adsorption box (3).

7. The device for separating particles from exhaust gas according to claim 1, characterized in that: The electrostatic adsorption mechanism (5) comprises a dust removal plate (51) and a charge device (52); the charge device (52) is arranged on the electrostatic adsorption box (3); a fixed clamp block (31) is fixedly arranged on the inner wall of the electrostatic adsorption box (3); and the dust removal plate (51) is fixedly connected to the fixed clamp block (31).

8. The device for separating particles from exhaust gas according to claim 1, characterized in that: The exhaust mechanism (6) comprises an exhaust channel (61), an exhaust fan (62) and an air dispersion port (63); the exhaust channel (61) is arranged at the upper end of the electrostatic adsorption box (3); a fixing frame (64) is fixedly arranged in the exhaust channel (61); the exhaust fan (62) comprises a rotating shaft (621) and fan blades (622); the rotating shaft (621) is fixedly connected to the fixing frame (64); the fan blades (622) and the rotating shaft (621) are movably connected via a bearing; and the air dispersion port (63) is fixedly connected to the output end of the exhaust channel (61).

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