Acidification tank exhaust gas collection and treatment device

By introducing a lifting and adjusting mechanism into the waste gas collection and treatment device of the acidification tank, the problem that the existing device cannot adjust the suction position and angle has been solved, realizing efficient and flexible waste gas collection and filtration, and improving the treatment effect.

CN224346619UActive Publication Date: 2026-06-12HEFEI HONGTU COLOUR PINTING CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HEFEI HONGTU COLOUR PINTING CO LTD
Filing Date
2025-06-20
Publication Date
2026-06-12

AI Technical Summary

Technical Problem

The existing acidification tank exhaust gas treatment device cannot adjust the air intake position and angle according to the actual situation, resulting in poor collection effect and failing to meet the actual application requirements.

Method used

An acidification tank exhaust gas collection and treatment device was designed, which includes a lifting mechanism and an adjustment mechanism. The lifting mechanism enables height adjustment, and the adjustment mechanism enables angle adjustment. Combined with the flue gas collection mechanism, the exhaust gas is collected and filtered efficiently.

Benefits of technology

It enables adjustments to the location and angle of exhaust gas collection based on actual site conditions, improving collection effectiveness and efficiency, and preventing the impact of acid mist leakage on worker health and equipment.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224346619U_ABST
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Abstract

The utility model discloses a kind of acidification pond waste gas collection treatment devices, including mounting bracket;The top of the mounting bracket is provided with the lifting mechanism of adjustable waste gas collection required height position, the inside of lifting mechanism is provided with the adjusting mechanism of adjustable waste gas collection angle, the top of mounting bracket is provided with the flue gas collection mechanism for waste gas emission filtration;The adjusting mechanism includes;Supporting component, setting in the top of the lifting mechanism;The utility model is cooperatively arranged by lifting mechanism and adjusting mechanism, can effectively adjust height and angle when waste gas generated by acidification pond is collected and handled, to meet adjustment according to actual situation on site, simultaneously still can improve the effect and efficiency when collecting, height adjustment operation is realized using the perpendicular push-pull mode of lifting mechanism, and adjusting mechanism is adjusted by the way of meshing rotation to adjust the angle of inclination when collecting.
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Description

Technical Field

[0001] This utility model relates to the field of waste gas treatment technology, specifically to a waste gas collection and treatment device for acidification tanks. Background Technology

[0002] The method for removing rust from steel products involves first immersing the steel products in a treatment tank containing dilute hydrochloric acid to remove rust, and then immersing the steel products in a phosphating tank containing phosphoric acid to form a phosphating film on the surface of the steel bars. This film can prevent the metal from being corroded to a certain extent and can also improve the adhesion and corrosion resistance of the paint film.

[0003] Existing acidification tanks are prone to generating acid mist during the acidification process of steel products. The leakage of acid mist not only affects the physical and mental health of workers, but also damages external equipment.

[0004] To address the aforementioned technical issues, CN216274383U discloses an acidification tank with waste gas treatment function. By incorporating a vacuum pump and a collection hood, when steel products are acidified inside the main body, the generated acid mist enters from the collection hood under the negative pressure generated by the vacuum pump, and flows back into the main body after passing through the condensation box and the collection box. This design avoids acid mist leakage from affecting the physical and mental health of workers and also prevents acid mist from corroding and damaging external equipment.

[0005] The existing technology for treating exhaust gas from acidification tanks has the following shortcomings: in practical applications, the intake position during exhaust gas collection cannot be adjusted according to the actual situation. Always being at a fixed height and angle is not conducive to improving the collection effect, and it cannot meet the adjustment requirements in practical applications. Utility Model Content

[0006] The purpose of this utility model is to provide an acidification tank exhaust gas collection and treatment device, which has the advantages of being able to collect the exhaust gas generated during the operation of the acidification tank, and being able to adjust the height and position and the tilt angle according to actual needs, so as to meet people's needs for exhaust gas collection and solve the problems mentioned in the background art.

[0007] To achieve the above objectives, this utility model provides the following technical solution: an acidification tank waste gas collection and treatment device, including a mounting frame;

[0008] The top of the mounting frame is equipped with a lifting mechanism that can adjust the height required for waste gas collection. Inside the lifting mechanism is an adjustment mechanism that can adjust the waste gas collection angle. Above the mounting frame is a flue gas collection mechanism for waste gas emission filtration.

[0009] The adjustment mechanism includes;

[0010] A support assembly is disposed on the top of the lifting mechanism, and the top of the support assembly is provided with a drive assembly for power output and a transmission assembly adapted to the support assembly.

[0011] The lifting mechanism includes;

[0012] A displacement assembly is disposed on the top of the mounting bracket for position adjustment, and a push assembly for height adjustment is disposed inside the displacement assembly.

[0013] Preferably, the support component includes;

[0014] A mounting base is positioned above the mounting frame, and a mounting frame is fixedly mounted on one end of the mounting base.

[0015] Preferably, the driving component includes;

[0016] The first motor is fixedly mounted on the top of the mounting frame, and the output shaft of the first motor is key-connected to a drive bevel gear.

[0017] Preferably, the transmission assembly includes;

[0018] The driven bevel gear meshes with one side of the driving bevel gear, and a shaft is fixedly installed on the inner side wall of the driven bevel gear.

[0019] Preferably, the displacement component includes;

[0020] An electric slide is fixedly installed on the top of the mounting frame. A column is fixedly installed on the top of the moving end of the electric slide. A first through hole adapted to the shaft is opened on one side of the column, and a second through hole adapted to the mounting frame is opened on the other side of the column.

[0021] Preferably, the actuating component includes;

[0022] An electric push rod is fixedly installed at the bottom of the inner cavity of the column, and a limit rod is also fixedly installed at the bottom of the inner cavity of the column.

[0023] Preferably, the flue gas collection mechanism includes:

[0024] A collection cover is fixedly installed at one end of the shaft. The top of the collection cover is connected to a connecting pipe and a flexible hose connected to the connecting pipe. A filter is fixedly installed at the bottom of the inner cavity of the mounting bracket. The air inlet end of the filter is connected to the air outlet end of the flexible hose.

[0025] A second motor and a fan wheel keyed to the output shaft of the second motor are fixedly installed on one side of the collection hood.

[0026] Compared with the prior art, the beneficial effects of this utility model are:

[0027] This utility model, through the coordinated arrangement of a lifting mechanism and an adjusting mechanism, effectively adjusts the height and angle of the waste gas generated in the acidification tank during collection and treatment. This allows for adjustments based on actual site conditions and improves the collection effect and efficiency. The lifting mechanism uses a vertical push-pull method to achieve height adjustment, while the adjusting mechanism facilitates adjustment of the tilt angle during collection through meshing rotation.

[0028] Other features and advantages of this invention will be set forth in the description which follows, and will be apparent in part from the description, or may be learned by practicing the invention. The objectives and other advantages of this invention can be realized and obtained through the structures pointed out in the description and the accompanying drawings. Attached Figure Description

[0029] Figure 1 This is a schematic diagram of the structure of this utility model;

[0030] Figure 2 This is a schematic diagram of the electric push rod structure of this utility model;

[0031] Figure 3 This is a schematic diagram of the active bevel gear structure of this utility model;

[0032] Figure 4 This is a schematic diagram of the internal structure of the collection cover of this utility model.

[0033] In the diagram: 1. Mounting frame; 2. Lifting mechanism; 21. Electric slide table; 22. Column; 23. Electric push rod; 24. Limiting rod; 25. First through hole; 26. Second through hole; 3. Adjustment mechanism; 31. Mounting base; 32. Mounting frame; 33. First motor; 34. Driven bevel gear; 35. Driven bevel gear; 36. Shaft; 4. Flue gas collection mechanism; 41. Collection hood; 42. Second motor; 43. Fan wheel; 44. Connecting pipe; 45. Hose; 46. Filter. Detailed Implementation

[0034] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0035] This utility model provides an acidification tank waste gas collection and treatment device, including a mounting frame 1;

[0036] The top of the mounting frame 1 is provided with a lifting mechanism 2 that can adjust the height position required for exhaust gas collection. Inside the lifting mechanism 2 is an adjustment mechanism 3 that can adjust the exhaust gas collection angle. Above the mounting frame 1 is a flue gas collection mechanism 4 for exhaust gas emission filtration.

[0037] Adjustment mechanism 3 includes;

[0038] A support assembly is located on top of the lifting mechanism 2. The top of the support assembly is provided with a drive assembly for power output and a transmission assembly adapted to the support assembly.

[0039] The support assembly can support the internal and top components. In addition, the drive assembly, as the power output, can directly adjust the tilt angle required for the collection hood 41 to collect exhaust gas through the transmission assembly.

[0040] Enhancement mechanism 2 includes;

[0041] The displacement component is located on the top of the mounting bracket 1 for position adjustment, and the displacement component has a push component for height adjustment inside.

[0042] The displacement component can move directly laterally and be adjusted to the desired position, while the push assembly adjusts the height of the connected components above by pushing and pulling.

[0043] Preferred;

[0044] like Figure 3 As shown, the supporting components include;

[0045] Mounting base 31 is located above mounting bracket 1. Mounting frame 32 is fixedly mounted on one end of mounting base 31. Mounting base 31 is rotatably connected to and supports mounting frame 32.

[0046] further;

[0047] like Figure 3 As shown, the driving component includes;

[0048] The first motor 33 is fixedly installed on the top of the mounting frame 32. The output shaft of the first motor 33 is keyed to the drive bevel gear 34. The first motor 33 can be used as a power source for adjustment. The drive bevel gear 34 can transmit rotational force when working.

[0049] Going a step further;

[0050] like Figure 3 As shown, the transmission assembly includes;

[0051] Driven bevel gear 35 meshes with one side of driving bevel gear 34. A shaft 36 is fixedly installed on the inner side wall of driven bevel gear 35. Driven bevel gear 35 further transmits rotational force under the drive, thereby causing shaft 36 to drive collection cover 41 to rotate at a constant speed in both directions.

[0052] When adjusting the tilt angle, the first motor 33 is started directly. The first motor 33 drives the active bevel gear 34 to rotate, and drives the driven bevel gear 35 and the shaft 36 connected and fixed thereto to rotate together through meshing transmission, thereby completing the adjustment operation. In addition, the end of the shaft 36 away from the collection cover 41 is rotatably connected to the inner wall of the mounting frame 32.

[0053] It is worth explaining;

[0054] like Figure 2 As shown, the displacement component includes;

[0055] The electric slide table 21 is fixedly installed on the top of the mounting frame 1. A column 22 is fixedly installed on the top of the moving end of the electric slide table 21. A first through hole 25 adapted to the shaft 36 is opened on one side of the column 22, and a second through hole 26 adapted to the mounting frame 32 is opened on the other side of the column 22.

[0056] The electric slide 21 can directly drive the column 22 on its top and the components inside the column 22 to move laterally together, so that it can be driven to the required position for collection operations. In addition, the first through hole 25 and the second through hole 26 are used to fit the shaft 36 and the mounting frame 32, ensuring that the two are not obstructed when adjusting the height.

[0057] in;

[0058] like Figure 2 As shown, the driving components include;

[0059] The electric push rod 23 is fixedly installed at the bottom of the inner cavity of the column 22. A limit rod 24 is also fixedly installed at the bottom of the inner cavity of the column 22. The output end of the electric push rod 23 is fixed to the bottom of the mounting base 31, thereby driving the mounting base 31 to slide up and down on the outside of the limit rod 24 by pushing and pulling.

[0060] When changing position or adjusting height, the electric slide 21 and electric push rod 23 can be turned on sequentially or simultaneously as needed. First, the electric slide 21 works to drive the top component to move horizontally, and then the electric push rod 23 pushes and pulls the mounting base 31 to drive the connected component to move up and down together for adjustment.

[0061] at last;

[0062] like Figure 3 and 4As shown, the flue gas collection mechanism 4 includes;

[0063] The collection cover 41 is fixedly installed at one end of the shaft 36. The top of the collection cover 41 is connected to the connecting pipe 44 and the hose 45 connected to the connecting pipe 44. The bottom of the inner cavity of the mounting bracket 1 is fixedly installed with a filter 46. The air inlet end of the filter 46 is connected to the exhaust end of the hose 45.

[0064] A second motor 42 and a fan wheel 43 that are keyed to the output shaft of the second motor 42 are fixedly installed on one side of the collection cover 41.

[0065] The collection hood 41 is used to collect waste gas in a centralized manner. The connecting pipe 44 and the hose 45 can transport the collected waste gas. The filter 46 is used to pre-treat and filter the waste gas. Then, the pre-treated gas can be transported to the designated location.

[0066] The second motor 42 drives the impeller 43 to rotate, generating negative pressure to draw the exhaust gas generated below into the collection hood 41, and then transports, filters and discharges it into designated pipes and containers.

[0067] When collecting and treating exhaust gas, the second motor 42 drives the impeller 43 to rotate and generate negative pressure. At this time, the exhaust gas below will be sucked into the collection hood 41 by the negative pressure, and then discharged into the filter 46 through the connecting pipe 44 and the hose 45 for pretreatment. After pretreatment, it can be discharged into the required pipe or container.

[0068] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A device for collecting and treating waste gas from an acidification tank, characterized in that, Includes mounting bracket (1); The top of the mounting frame (1) is provided with a lifting mechanism (2) that can adjust the height position required for waste gas collection. The inside of the lifting mechanism (2) is provided with an adjustment mechanism (3) that can adjust the waste gas collection angle. Above the mounting frame (1) is a flue gas collection mechanism (4) for waste gas emission filtration. The adjustment mechanism (3) includes: A support assembly is disposed on the top of the lifting mechanism (2), and the top of the support assembly is provided with a drive assembly for power output and a transmission assembly adapted to the support assembly; The lifting mechanism (2) includes; A displacement component is disposed on the top of the mounting bracket (1) for position adjustment, and a push component for height adjustment is disposed inside the displacement component.

2. The acidification tank waste gas collection and treatment device according to claim 1, characterized in that: The support components include; A mounting base (31) is disposed above the mounting frame (1), and a mounting frame (32) is fixedly mounted on one end of the mounting base (31).

3. The acidification tank waste gas collection and treatment device according to claim 2, characterized in that: The driving component includes; The first motor (33) is fixedly installed on the top of the mounting frame (32), and the output shaft of the first motor (33) is keyed to the drive bevel gear (34).

4. The acidification tank waste gas collection and treatment device according to claim 3, characterized in that: The transmission assembly includes; The driven bevel gear (35) meshes with one side of the driving bevel gear (34), and a shaft (36) is fixedly installed on the inner side wall of the driven bevel gear (35).

5. The acidification tank waste gas collection and treatment device according to claim 1, characterized in that: The displacement component includes; An electric slide (21) is fixedly installed on the top of the mounting frame (1). A column (22) is fixedly installed on the top of the moving end of the electric slide (21). A first through hole (25) adapted to the shaft (36) is opened on one side of the column (22), and a second through hole (26) adapted to the mounting frame (32) is opened on the other side of the column (22).

6. The acidification tank waste gas collection and treatment device according to claim 5, characterized in that: The propulsion component includes; An electric push rod (23) is fixedly installed at the bottom of the inner cavity of the column (22), and a limit rod (24) is also fixedly installed at the bottom of the inner cavity of the column (22).

7. The acidification tank waste gas collection and treatment device according to claim 4, characterized in that: The flue gas collection mechanism (4) includes: A collection cover (41) is fixedly installed at one end of the shaft (36). The top of the collection cover (41) is connected to a connecting pipe (44) and a hose (45) connected to the connecting pipe (44). A filter (46) is fixedly installed at the bottom of the inner cavity of the mounting bracket (1). The air inlet end of the filter (46) is connected to the exhaust end of the hose (45). A second motor (42) and a wind turbine (43) keyed to the output shaft of the second motor (42) are fixedly installed on one side of the collection cover (41).

Citation Information

Patent Citations

  • Acidification pool with waste gas treatment function

    CN216274383U