Chemical waste gas treatment device

Abstract

The utility model belongs to the technical field of chemical engineering, and particularly relates to a chemical waste gas treatment device, which comprises a treatment box body, the neutralizing mechanism is arranged on the treatment box body, and the neutralizing mechanism comprises a water tank, a water outlet pipe, a water pump and an atomizing nozzle arranged in the treatment cavity; the recycling mechanism is arranged at the bottom of the treatment cavity; the air inlet box is arranged on the side surface of the treatment box, and an air inlet fan is arranged in the air inlet box; the flow guide mechanism is arranged on the treatment box body, and the flow guide mechanism can enable the waste gas in the treatment cavity to flow from bottom to top in an S shape; the exhaust port is formed in the top of the treatment box body; compared with the prior art, the chemical waste gas treatment device has the advantage that the waste gas treatment effect of the chemical waste gas treatment device is effectively improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of chemical engineering, and particularly relates to a chemical waste gas treatment device. Background Technique

[0002] During the production process of chemical products, a large amount of toxic and harmful gases are usually generated. These gases often need to be treated before being discharged to prevent environmental pollution and affect human health. For example, the chemical waste gas treatment tower disclosed in the patent with the application number CN202020073573.8. A first water pump is fixedly connected to the upper end of the treatment tower. The water inlet end of the first water pump is communicated with the treatment tower through a water pipe. The water outlet end of the first water pump is fixedly connected with a water outlet pipe. After the bottom end of the water outlet pipe passes through the treatment tower, it is arranged inside the treatment tower. The bottom end of the water outlet pipe is inserted and fixed in an extension pipe. Several spray pipes are fixedly embedded at the bottom of the extension pipe. A partition is fixedly connected inside the treatment tower. After the bottom end of the spray pipe passes through the partition, it is arranged on the lower side of the partition. The bottom end of the spray pipe is provided with a spray head through a threaded connection. Slots are opened on both the left and right sides of the partition. Fixed frames are fixedly connected to both the left and right sides of the treatment tower. The fixed frames are arranged at the upper end of the air inlet pipe. After the baffle passes through the treatment tower, it is arranged on the lower side of the slot.

[0003] During the use of this existing chemical waste gas treatment device, the effective treatment stroke of the waste gas is short, and it is easy to have the phenomenon of being discharged without being fully treated, resulting in environmental pollution and poor waste gas treatment effect. Therefore, it is necessary to make improvements. Content of the Utility Model

[0004] The purpose of the utility model is to provide a chemical waste gas treatment device for solving the above-mentioned existing technical problems and improving the waste gas treatment effect.

[0005] In view of this, the utility model provides a chemical waste gas treatment device, including:

[0006] A treatment box body, in which a treatment cavity is arranged;

[0007] A neutralization mechanism, which is arranged on the treatment box body. The neutralization mechanism includes a water tank, a water outlet pipe, a water pump and an atomizing nozzle arranged in the treatment cavity;

[0008] A recovery mechanism, which is arranged at the bottom of the treatment cavity;

[0009] It further includes:

[0010] An air inlet box, which is arranged on the side of the treatment box, and an air inlet fan is arranged in the air inlet box;

[0011] A flow guiding mechanism, which is arranged on the treatment box body, and the flow guiding mechanism can make the waste gas in the treatment cavity flow upward in an S shape from bottom to top;

[0012] An exhaust port, which is arranged at the top of the treatment box body;

[0013] Wherein, one end of the intake box is communicated with the treatment cavity, and the other end is provided with an intake pipe.

[0014] In this technical solution, the waste gas generated in the chemical production process is sucked into the intake box from the intake pipe under the action of the intake fan, and enters the treatment cavity of the treatment box body through the intake box. At the same time, the neutralization mechanism forms a neutralization water mist in the treatment cavity to treat the waste gas. After the waste gas enters the treatment cavity, it flows upward in an S shape under the action of the flow guiding mechanism, so that the treatment stroke of the waste gas is increased, and the treatment effect of the waste gas is improved. At the same time, because the waste gas flows upward in an S shape from bottom to top, the waste gas flow at the uppermost layer is treated the most times and can contact the atomized treatment liquid just sprayed by the atomizing nozzle, so as to effectively improve the cleanliness of the gas discharged from the exhaust port and prevent the phenomenon of environmental pollution by the waste gas. Compared with the prior art, the utility model effectively improves the treatment effect of the chemical waste gas treatment device on the waste gas.

[0015] In the above technical solution, further, the flow guiding mechanism further includes:

[0016] A plurality of flow guiding boxes, which are arranged on the left and right side walls of the treatment box body in a vertically staggered manner. The flow guiding boxes are provided with air intake ports and air outlet ports, and a flow guiding fan is arranged in the flow guiding boxes;

[0017] Wherein, the end of the intake box communicated with the treatment cavity corresponds to the air intake port of the flow guiding box, and the exhaust port corresponds to the air outlet port of the flow guiding box.

[0018] In the above technical solution, further, the intake fan further includes:

[0019] A fan shaft, which is provided with an inner cavity, and a plurality of curved guiding grooves communicated with the inner cavity are arranged on the fan shaft along the circumferential direction;

[0020] A plurality of fan blades, which are evenly spaced along the circumferential direction of the fan shaft. The root of the fan blade is provided with a slider matched with the guiding groove, and the inner end of the slider extends into the inner cavity;

[0021] A rotating disk, which is rotatably arranged in the inner cavity, and a plurality of limiting parts are arranged on the rotating disk;

[0022] A rotating motor, which is arranged in the inner cavity and used to drive the rotating disk to rotate;

[0023] Among them, the slider can slide along the direction of the guiding groove. The inner end of the slider cooperates with the limiting part, and the slider and the limiting part are movable in the axial direction of the fan shaft and fixed in the circumferential direction. The fan shaft is fixed in the air inlet box through the mounting bracket, and the fan shaft is driven to rotate by the driving motor.

[0024] In the above technical solution, further, it further includes:

[0025] A filter layer, which is detachably arranged in the air inlet box for preliminary filtration of the waste gas.

[0026] In the above technical solution, further, the filter layer further includes:

[0027] A frame body, in which an activated carbon filter plate is arranged;

[0028] A slot, which is arranged on the air inlet box, and the slot has a notch on the upper surface of the air inlet box;

[0029] A sealing strip, which is arranged on the contact surface between the frame body and the slot;

[0030] Among them, a handle is arranged at the top of the frame body.

[0031] The beneficial effects of the present utility model are:

[0032] 1. Through the setting of the diversion mechanism, the cleanliness of the gas discharged from the exhaust port is effectively improved, the phenomenon of environmental pollution by waste gas is prevented, and the treatment effect of the chemical waste gas treatment device on waste gas is improved;

[0033] 2. Through the setting of the intake fan, the adjustment range of the waste gas collection effect can be effectively improved, so that the intake fan can always maintain a suitable air extraction effect under different waste gas concentrations, improving the waste gas collection efficiency and reducing the energy consumption;

[0034] 3. Through the setting of the filter layer, the waste gas is preliminarily filtered, thereby further improving the treatment effect of the waste gas. Description of the Drawings

[0035] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0036] Figure 1 It is a schematic structural diagram of the specific implementation manner of the present utility model.

[0037] Figure 2Schematic diagram of the processing box structure of the present utility model.

[0038] Figure 3 Schematic diagram of the diversion box structure of the present utility model.

[0039] Figure 4 Schematic diagram of the air intake box structure of the present utility model.

[0040] Figure 5 Schematic diagram of the fan shaft structure of the present utility model.

[0041] The markings in the figure are indicated as:

[0042] 1. Processing box; 100. Exhaust port; 2. Processing chamber; 3. Water tank; 4. Outlet pipe; 5. Water pump; 6. Atomizing nozzle; 7. Recycling mechanism; 8. Air intake box; 80. Intake pipe; 9. Air intake fan; 10. Diversion mechanism; 11. Diversion box; 12. Air intake opening; 13. Outlet opening; 14. Diversion fan; 15. Fan shaft; 16. Inner cavity; 17. Curved guide groove; 18. Fan blade; 19. Slide block; 20. Rotating disc; 201. Limiting part; 21. Rotating motor; 22. Filter layer; 23. Frame body; 24. Activated carbon filter plate; 25. Slot; 26. Sealing strip. Detailed implementation manners

[0043] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0044] In the description of the present application, it should be noted that the terms used herein are only for describing specific implementation manners and are not intended to limit the exemplary embodiments according to the present application. For the convenience of description, the dimensions of the various parts shown in the drawings are not drawn according to the actual proportional relationship. Technologies, methods, and devices known to those of ordinary skill in the relevant art may not be discussed in detail, but in appropriate cases, the technologies, methods, and devices should be regarded as part of the authorization specification. In all the examples shown and discussed herein, any specific value should be construed as merely exemplary and not as a limitation. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that similar reference numerals and letters indicate similar items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0045] Embodiment 1:

[0046] An embodiment of the present application provides a chemical waste gas treatment device, including: a treatment box body 1, a treatment chamber 2 is arranged inside the treatment box body 1; a neutralization mechanism, the neutralization mechanism is arranged on the treatment box body 1, and the neutralization mechanism includes a water tank 3, a water outlet pipe 4, a water pump 5 and an atomizing nozzle 6 arranged in the treatment chamber 2; a recovery mechanism 7, the recovery mechanism 7 is arranged at the bottom of the treatment chamber 2;

[0047] It further includes: an air inlet box 8, the air inlet box 8 is arranged on the side of the treatment box, and an air inlet fan 9 is arranged in the air inlet box 8; a diversion mechanism 10, the diversion mechanism 10 is arranged on the treatment box body 1, and the diversion mechanism 10 can make the waste gas in the treatment chamber 2 flow upward in an S shape from bottom to top; an exhaust port, the exhaust port is arranged at the top of the treatment box body 1;

[0048] Wherein, one end of the air inlet box 8 is communicated with the treatment chamber 2, and the other end is provided with an air inlet pipe.

[0049] In this embodiment, the waste gas generated in the chemical production process is sucked into the air inlet box 8 from the air inlet pipe under the action of the air inlet fan 9, and enters the treatment chamber 2 of the treatment box body 1 through the air inlet box 8. At the same time, the neutralization mechanism forms a neutralization water mist in the treatment chamber 2 to treat the waste gas. After the waste gas enters the treatment chamber 2, under the action of the diversion mechanism 10, it flows upward in an S shape from bottom to top, so that the treatment stroke of the waste gas is increased, and the treatment effect of the waste gas is improved. At the same time, because the waste gas flows upward in an S shape from bottom to top, the waste gas flow at the top layer passes through the most treatments and can contact the atomized treatment liquid just sprayed by the atomizing nozzle 6, so as to effectively improve the cleanliness of the gas discharged from the exhaust port and prevent the phenomenon of environmental pollution by the waste gas. Compared with the prior art, the utility model effectively improves the treatment effect of the chemical waste gas treatment device on the waste gas.

[0050] Embodiment 2:

[0051] This embodiment provides a chemical waste gas treatment device. In addition to including the technical solutions of the above embodiment, it also has the following technical features. The diversion mechanism 10 further includes: a plurality of diversion boxes 11, and the plurality of diversion boxes 11 are staggered in the vertical direction on the left and right side walls of the treatment box body 1. An air inlet 12 and an air outlet 13 are arranged on the diversion box 11, and a diversion fan 14 is arranged in the diversion box 11;

[0052] Wherein, the end of the air inlet box 8 communicated with the treatment chamber 2 corresponds to the air inlet 12 of the diversion box 11, and the exhaust port corresponds to the air outlet 13 of the diversion box 11.

[0053] Moreover, the air intake port 12 on the bottommost diversion box 11 among several diversion boxes 11 corresponds to one end of the air intake box 8 and the treatment chamber 2 that are connected, the air outlet 13 on the topmost diversion box 11 corresponds to the exhaust port, the air outlet 13 of the diversion box 11 on the left side of the treatment box body 1 corresponds to the air intake port 12 of the diversion box 11 on the right side of the treatment box body 1, and the air outlet 13 of the diversion box on the right side of the treatment box body 1 in the material guiding direction corresponds to the air intake port 12 of the diversion box on the left side of the treatment box body 1 in the material guiding direction.

[0054] In this embodiment, the waste gas generated during the chemical production process is sucked into the air intake box 8 from the air intake pipe under the action of the air intake fan 9 and enters the treatment chamber 2 of the treatment box body 1 through the air intake box 8. At the same time, the neutralization mechanism forms neutralization water mist in the treatment chamber 2 to treat the waste gas. After the waste gas enters the treatment chamber 2 through the air intake box 8, it moves horizontally under the action of the air intake fan 9 and is received by the air intake port 12 of the corresponding diversion box 11 on one side. Then, the waste gas flow moves to the air outlet 13 under the action of the diversion fan 14 in the diversion box 11 and returns to the treatment chamber 2 from the air outlet 13. The waste gas flow continues to move horizontally to the corresponding diversion box 11 on the other side and is received by the air intake port 12 of this diversion box 11. In this way, under the action of the diversion mechanism 10, it flows upward in an S shape from bottom to top, increasing the treatment stroke of the waste gas, improving the treatment effect of the waste gas. At the same time, since the waste gas flows upward in an S shape from bottom to top, the waste gas flow in the uppermost layer is treated the most times and it can contact the atomized treatment liquid just sprayed by the atomizing nozzle 6, effectively improving the cleanliness of the gas discharged from the exhaust port and preventing the phenomenon of environmental pollution by waste gas. Compared with the prior art, the utility model effectively improves the treatment effect of the chemical waste gas treatment device on waste gas.

[0055] Embodiment 3:

[0056] This embodiment provides a chemical waste gas treatment device. In addition to including the technical solutions of the above embodiment, it also has the following technical features. The air intake fan 9 further includes: a fan shaft 15, an inner cavity 16 is arranged inside the fan shaft 15, and a plurality of curved guide grooves 17 communicating with the inner cavity 16 are formed on the fan shaft 15 along the circumferential direction; a plurality of fan blades 18, the plurality of fan blades 18 are evenly spaced along the circumferential direction of the fan shaft 15, and a slider 19 cooperating with the guide groove is arranged at the root of the fan blade 18, and the inner end of the slider 19 extends into the inner cavity 16; a rotating disk 20, the rotating disk 20 is rotatably arranged in the inner cavity 16, and a plurality of limiting parts are arranged on the rotating disk 20; a rotating motor 21, the rotating motor 21 is arranged in the inner cavity 16 for driving the rotating disk 20 to rotate;

[0057] Among them, the slider 19 can slide along the direction of the guiding groove. The inner end of the slider 19 cooperates with the limiting portion, and the slider 19 and the limiting portion are movable in the axial direction of the fan shaft 15 and fixed in the circumferential direction. The fan shaft 15 is fixed in the air inlet box through the mounting bracket, and the fan shaft 15 is driven to rotate by the driving motor.

[0058] Moreover, the slot 25 extends and distributes along the circumferential direction of the inner wall of the air inlet box 8. After the frame 23 is inserted into the slot 25, the handle on the frame 23 is located outside the air inlet box 8. The rotating motor 21 can adopt a conventional wireless motor.

[0059] In this embodiment, during the operation of the intake fan 9, the suction force of the intake fan 9 can be adjusted by adjusting the output power of the rotating motor 21. At the same time, the rotating motor 21 can drive the rotating disk 20 to move, so that the limiting block drives the slider 19 to move along the curved guiding groove 17, and then the angle of the fan blade 18 is changed. Finally, the suction force of the intake fan 9 is further adjusted, effectively improving the adjustment range of the waste gas collection effect, enabling the intake fan 9 to always maintain a suitable air extraction effect under different waste gas concentrations, improving the waste gas collection efficiency and reducing the energy consumption.

[0060] Embodiment 4:

[0061] This embodiment provides a chemical waste gas treatment device. In addition to including the technical solutions of the above embodiments, it also has the following technical features. It further includes: a filter layer 22, and the filter layer 22 is detachably arranged in the air inlet box 8 for preliminarily filtering the waste gas.

[0062] The filter layer 22 further includes: a frame 23, in which an activated carbon filter plate 24 is arranged; a slot 25, the slot 25 is arranged on the air inlet box 8, and the slot 25 has a notch on the upper surface of the air inlet box 8; a sealing strip 26, the sealing strip 26 is arranged on the contact surface between the frame 23 and the slot 25;

[0063] Among them, a handle is arranged on the top of the frame 23.

[0064] In this embodiment, the waste gas is preliminarily filtered through the arrangement of the filter layer 22, thereby further improving the treatment effect of the waste gas. At the same time, the cooperation between the frame 23 and the slot 25 can facilitate the user to disassemble and maintain the filter layer 22, improving the work efficiency.

[0065] The embodiments of the present application have been described above in conjunction with the accompanying drawings. Without conflict, the embodiments and the features in the embodiments in the present application can be combined with each other. The present application is not limited to the above specific embodiments. The above specific embodiments are merely illustrative and not restrictive. Under the inspiration of the present application, those of ordinary skill in the art can also make many forms without departing from the purpose of the present application and the scope protected by the claims, and all of them belong to the protection scope of the present application.

Claims

1. A chemical waste gas treatment device, comprising: A processing box (1), wherein a processing chamber (2) is arranged in the processing box (1); A neutralizing mechanism, the neutralizing mechanism being arranged on the processing box body (1), the neutralizing mechanism comprising a water tank (3), a water outlet pipe (4), a water pump (5) and an atomizing nozzle (6) arranged in the processing chamber (2); A recovery mechanism (7), wherein the recovery mechanism (7) is arranged at the bottom of the processing chamber (2); It is characterized by further comprising: An air intake box (8), the air intake box (8) being arranged on a side of the processing box, and an air intake fan (9) being arranged in the air intake box (8); A flow guiding mechanism (10), wherein the flow guiding mechanism (10) is arranged on the processing box (1), and the flow guiding mechanism (10) can make the waste gas in the processing chamber (2) flow from bottom to top in an S shape; An exhaust port, the exhaust port being arranged at the top of the processing box (1); One end of the air inlet box (8) is connected to the processing chamber (2), and the other end is provided with an air inlet pipe.

2. A chemical waste gas treatment device according to claim 1, characterized in that: The flow guiding mechanism (10) further comprises: A plurality of flow guide boxes (11), the plurality of flow guide boxes (11) being staggeredly distributed on the left and right side walls of the processing box body (1) in a vertical direction, the flow guide boxes (11) being provided with an air inlet (12) and an air outlet (13), and a flow guide fan (14) being provided inside the flow guide boxes (11); Wherein, one end of the air inlet box (8) communicating with the processing chamber (2) corresponds to the air inlet (12) of the guide box (11), and the exhaust port corresponds to the air outlet (13) of the guide box (11).

3. A chemical waste gas treatment device according to claim 2, characterized in that: The air intake fan (9) further comprises: A fan shaft (15), wherein an inner cavity (16) is provided in the fan shaft (15), and a plurality of curved guide grooves (17) communicating with the inner cavity (16) are provided on the fan shaft (15) along a circumferential direction; A plurality of fan blades (18), the plurality of fan blades (18) being evenly spaced and distributed along the circumference of the fan shaft (15), the roots of the fan blades (18) being provided with sliders (19) cooperating with the curved guide grooves (17), the inner ends of the sliders (19) extending into the inner cavity (16); A rotating disk (20), the rotating disk (20) being rotatably disposed in the inner cavity (16), and the rotating disk (20) being provided with a plurality of limiting parts; A rotating motor (21), the rotating motor (21) being arranged in the inner cavity (16) and used for driving the rotating disk (20) to rotate; The slider (19) can slide along the guide groove, the inner end of the slider (19) cooperates with the limiting portion, and the slider (19) and the limiting portion are movable in the axial direction of the fan shaft (15) and are fixed in the circumferential direction. The fan shaft (15) is fixed in the air inlet box through a mounting frame, and the fan shaft (15) is driven to rotate by a driving motor.

4. A chemical waste gas treatment device according to claim 3, characterized in that: Also includes: A filter layer (22) is detachably arranged in the air intake box (8) for preliminary filtering of the exhaust gas.

5. A chemical waste gas treatment device according to claim 4, characterized in that: The filter layer (22) further comprises: A frame (23), wherein an activated carbon filter plate (24) is arranged in the frame (23); A slot (25), wherein the slot (25) is arranged on the air intake box (8), and the slot (25) is provided with a notch on the upper surface of the air intake box (8); A sealing strip (26), wherein the sealing strip (26) is arranged on a contact surface between the frame (23) and the slot (25); Wherein, a handle is provided on the top of the frame (23).

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