Ventilation device for sewage treatment

Abstract

The utility model discloses a ventilation device for sewage treatment, which comprises a square ventilation pipeline, the inner wall of the square ventilation pipeline is fixedly provided with a mounting block, the inner side of the square ventilation pipeline is provided with a ventilation fan, the ventilation fan is fixed with the mounting block through a bolt, the bottom end of the ventilation fan is provided with a second activated carbon layer, and the second activated carbon layer is provided with a first activated carbon layer. A ventilation fence is installed at an air suction opening of the square ventilation pipeline at the bottom end of the second activated carbon layer, and a first activated carbon layer is arranged on the inner side of the square ventilation pipeline at the top end of the ventilation fan. Through matching arrangement of an exhaust grid, a spring buckle, a check block, a limiting groove and a handle groove, the situation that foreign matter enters an exhaust outlet to block a square ventilation pipeline and affect ventilation is effectively avoided; meanwhile, the exhaust grid is convenient to disassemble and assemble by personnel, and the ventilation fan is arranged between the first activated carbon layer and the second activated carbon layer, so that when the first activated carbon layer, the second activated carbon layer and the ultraviolet germicidal lamp are matched for use, poisonous and harmful gas and peculiar smell are removed more thoroughly.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to a ventilation device used for sewage treatment. Background Art

[0002] Wastewater treatment is the process of purifying wastewater to meet the water quality requirements for discharge into a water body or reuse. Wastewater treatment is widely used in various fields such as construction, agriculture, transportation, energy, petrochemicals, environmental protection, urban landscape, medical care, and catering, and is increasingly entering the daily lives of ordinary people.

[0003] For example, the utility model with authorization announcement number CN220589266U discloses a ventilation device for sewage treatment. The use of solar panels saves resources and reduces costs. The ultraviolet germicidal lamp can not only kill bacteria and viruses in the ventilation pipe, but also reduce odor and harmful gases in the ventilation pipe. This prior art also has the following problems when used: foreign objects easily enter the air inlet and outlet of the ventilation pipe, blocking the pipe and affecting ventilation. The ultraviolet germicidal lamp has a single effect and does not completely remove harmful gases and odors. Utility Model Content

[0004] In order to overcome the shortcomings of the prior art, the utility model provides a ventilation device for sewage treatment, which effectively prevents foreign objects from entering the exhaust port and clogging the square ventilation duct to affect ventilation through the combination of exhaust grilles, spring buckles, blocks, limit grooves, and handle grooves; at the same time, it is convenient for personnel to disassemble and assemble the exhaust grilles, and by arranging the ventilation fan between the first activated carbon layer and the second activated carbon layer, when the first activated carbon layer, the second activated carbon layer and the ultraviolet sterilization lamp are used in combination, toxic and harmful gases and odors are removed more thoroughly.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a ventilation device for sewage treatment, comprising a square ventilation duct, a mounting block is fixedly arranged on the inner wall of the square ventilation duct, a ventilation fan is installed on the inner side of the square ventilation duct, the ventilation fan and the mounting block are fixed by bolts, a second activated carbon layer is arranged at the bottom end of the ventilation fan, a ventilation grille is installed at the air intake port of the square ventilation duct at the bottom end of the second activated carbon layer, a first activated carbon layer is arranged on the inner side of the square ventilation duct at the top end of the ventilation fan, and a first activated carbon layer is arranged on the inner side of the square ventilation duct at the top end of the first activated carbon layer. Ultraviolet sterilization lamps are evenly installed on the inner wall, a distribution box is arranged on one side surface of the square ventilation duct, the ventilation fan, the ultraviolet sterilization lamp and the distribution box are electrically connected, a waterproof top cover is fixedly arranged on the top of the square ventilation duct, exhaust outlets are arranged around the waterproof top cover, a handle groove is arranged on the inner side of the exhaust outlet, a block is fixedly arranged on the surface of the square ventilation duct at the bottom of the handle groove, a spring buckle is arranged at the bottom end of the waterproof top cover, an exhaust grille is installed on the inner side of the handle groove, a limiting groove is arranged on the top surface of the exhaust grille, and the bottom end of the spring buckle is located on the inner side of the limiting groove.

[0006] As a preferred technical solution of the utility model, an activated carbon layer mounting block is fixedly provided on the inner wall of the square ventilation duct, and the first activated carbon layer and the second activated carbon layer are respectively formed by laying a plurality of grid activated carbon blocks flat.

[0007] As a preferred technical solution of the utility model, a mounting frame is fixedly provided on the inner wall of the air intake port of the square ventilation duct, a ventilation grille is installed on the inner side of the air intake port of the square ventilation duct, square holes are opened corresponding to the surface of the ventilation grille and the mounting frame, and an I-shaped rotating buckle is provided on the inner side of the square hole.

[0008] As a preferred technical solution of the utility model, limit frames are fixedly provided on both end surfaces of the square ventilation duct, and mounting holes are opened on the surfaces of the limit frames.

[0009] As a preferred technical solution of the utility model, two installation grooves are provided on both side surfaces of the exhaust grille.

[0010] As a preferred technical solution of the utility model, two springs are arranged on one side of the spring buckle.

[0011] Compared with the prior art, the utility model can achieve the following beneficial effects:

[0012] 1. Through the combination of exhaust grille, spring buckle, block, limit slot and handle slot, it is effectively prevented that foreign objects enter the exhaust port and block the square ventilation duct to affect ventilation; at the same time, it is convenient for personnel to disassemble and assemble the exhaust grille. By setting the ventilation fan between the first activated carbon layer and the second activated carbon layer, when the first activated carbon layer, the second activated carbon layer and the ultraviolet germicidal lamp are used in combination, toxic and harmful gases and odors are removed more thoroughly.

[0013] 2. By opening corresponding square holes on the surface of the ventilation grille and the installation frame and matching them with I-shaped rotating buckles, the ventilation grille can be easily disassembled and assembled; by setting limit frames on the surfaces at both ends of the square ventilation duct, the square ventilation duct can be easily installed and fixed; by setting two installation grooves on the surfaces on both sides of the exhaust grille, it is convenient for personnel to disassemble the exhaust grille; by setting two springs on one side of the spring buckle, the clamping effect of the spring buckle is better. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall side view structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of the air intake vent grille of the utility model when viewed from above;

[0016] Figure 3 This is a schematic diagram of the cross-sectional structure of the exhaust port of the utility model from a top view;

[0017] Figure 4 For the utility model Figure 1 The enlarged structural diagram at A in the middle;

[0018] Among them: 1. Square ventilation duct; 2. Ventilation fan; 3. First activated carbon layer; 4. Second activated carbon layer; 5. Ultraviolet sterilization lamp; 6. Exhaust port; 7. Exhaust grille; 8. Spring buckle; 9. Block; 10. Ventilation grille; 11. Installation frame; 12. Limiting frame; 13. Distribution box; 14. I-shaped rotating buckle; 15. Limiting slot; 16. Handle slot; 17. Installation slot. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention is further described below in conjunction with specific embodiments, but the following embodiments are only preferred embodiments of the present invention, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the protection scope of the present invention.

[0020] Example

[0021] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 As shown, the utility model provides a ventilation device for sewage treatment, including a square ventilation duct 1, a mounting block is fixedly arranged on the inner wall of the square ventilation duct 1, a ventilation fan 2 is installed on the inner side of the square ventilation duct 1, the ventilation fan 2 is fixed to the mounting block by bolts, a second activated carbon layer 4 is arranged on the bottom end of the ventilation fan 2, a ventilation grille 10 is installed at the air intake of the square ventilation duct 1 at the bottom end of the second activated carbon layer 4, a first activated carbon layer 3 is arranged on the inner side of the square ventilation duct 1 at the top end of the ventilation fan 2, and an ultraviolet light is evenly installed on the inner wall of the square ventilation duct 1 at the top end of the first activated carbon layer 3. A line sterilization lamp 5, a distribution box 13 is arranged on the surface of one side of the square ventilation duct 1, the ventilation fan 2, the ultraviolet sterilization lamp 5 are electrically connected to the distribution box 13, a waterproof top cover is fixedly arranged on the top of the square ventilation duct 1, an exhaust port 6 is opened around the waterproof top cover, a handle groove 16 is arranged on the inner side of the exhaust port 6, a block 9 is fixedly arranged on the surface of the square ventilation duct 1 at the bottom of the handle groove 16, a spring buckle 8 is arranged at the bottom end of the waterproof top cover, an exhaust grille 7 is installed on the inner side of the handle groove 16, a limiting groove 15 is opened on the top surface of the exhaust grille 7, and the bottom end of the spring buckle 8 is located inside the limiting groove 15.

[0022] Through the arrangement of the exhaust grille 7, the spring buckle 8, the block 9, the limit groove 15 and the handle groove 16, it is effectively prevented that foreign objects enter the exhaust port 6 and block the square ventilation duct 1 to affect ventilation; at the same time, it is convenient for personnel to disassemble and assemble the exhaust grille 7. By arranging the ventilation fan 2 between the first activated carbon layer 3 and the second activated carbon layer 4, when the first activated carbon layer 3, the second activated carbon layer 4 and the ultraviolet sterilization lamp 5 are used in combination, toxic and harmful gases and odors are removed more thoroughly.

[0023] like Figure 3 As shown, an activated carbon layer mounting block is fixedly arranged on the inner wall of the square ventilation duct 1, and the first activated carbon layer 3 and the second activated carbon layer 4 are respectively formed by laying out a plurality of grid activated carbon blocks; by matching the activated carbon layer mounting block with the grid activated carbon block, the replacement of the first activated carbon layer 3 and the second activated carbon layer 4 is more convenient, and the ventilation effect is better.

[0024] like Figure 2 As shown, a mounting frame 11 is fixedly provided on the inner wall of the air intake port of the square ventilation duct 1, a ventilation grille 10 is installed on the inner side of the air intake port of the square ventilation duct 1, square holes are provided on the surfaces of the ventilation grille 10 and the mounting frame 11 correspondingly, and an I-shaped rotating buckle 14 is provided on the inner side of the square hole; by providing the corresponding square holes on the surfaces of the ventilation grille 10 and the mounting frame 11 and matching the I-shaped rotating buckle 14, the disassembly and assembly of the ventilation grille 10 is facilitated.

[0025] like Figure 1 , Figure 2 , Figure 3As shown, limiting frames 12 are fixedly provided on both end surfaces of the square ventilation duct 1, and mounting holes are opened on the surfaces of the limiting frames 12; by providing limiting frames 12 on both end surfaces of the square ventilation duct 1, the square ventilation duct 1 is easily installed and fixed.

[0026] like Figure 1 As shown, two installation grooves 17 are provided on both side surfaces of the exhaust grille 7. By providing two installation grooves 17 on both side surfaces of the exhaust grille 7, it is convenient for personnel to disassemble the exhaust grille 7.

[0027] like Figure 1 , Figure 4 As shown, two springs are arranged on one side of the spring buckle 8; by arranging two springs on one side of the spring buckle 8, the clamping effect of the spring buckle 8 is better.

[0028] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A ventilation device for sewage treatment, comprising a square ventilation duct (1), characterized in that: The inner wall of the square ventilation duct (1) is fixedly provided with a mounting block, the inner side of the square ventilation duct (1) is provided with a ventilation fan (2), the ventilation fan (2) and the mounting block are fixed by bolts, the bottom end of the ventilation fan (2) is provided with a second activated carbon layer (4), the air intake port of the square ventilation duct (1) at the bottom end of the second activated carbon layer (4) is provided with a ventilation grille (10), the inner side of the square ventilation duct (1) at the top end of the ventilation fan (2) is provided with a first activated carbon layer (3), the inner wall of the square ventilation duct (1) at the top end of the first activated carbon layer (3) is evenly provided with an ultraviolet sterilization lamp (5), and one side surface of the square ventilation duct (1) is provided with A distribution box (13) is provided, the ventilation fan (2) and the ultraviolet sterilization lamp (5) are electrically connected to the distribution box (13), a waterproof top cover is fixedly provided at the top end of the square ventilation duct (1), an exhaust port (6) is provided around the waterproof top cover, a handle groove (16) is provided inside the exhaust port (6), a stopper (9) is fixedly provided on the surface of the square ventilation duct (1) at the bottom end of the handle groove (16), a spring buckle (8) is provided at the bottom end of the waterproof top cover, an exhaust grille (7) is installed inside the handle groove (16), a limiting groove (15) is provided on the top surface of the exhaust grille (7), and the bottom end of the spring buckle (8) is located inside the limiting groove (15).

2. A ventilation device for sewage treatment according to claim 1, characterized in that: An activated carbon layer mounting block is fixedly arranged on the inner wall of the square ventilation duct (1), and the first activated carbon layer (3) and the second activated carbon layer (4) are respectively formed by laying a plurality of grid activated carbon blocks flat.

3. A ventilation device for sewage treatment according to claim 1, characterized in that: A mounting frame (11) is fixedly arranged on the inner wall of the air intake port of the square ventilation duct (1), a ventilation grille (10) is installed on the inner side of the air intake port of the square ventilation duct (1), square holes are correspondingly opened on the surfaces of the ventilation grille (10) and the mounting frame (11), and an I-shaped rotating buckle (14) is arranged on the inner side of the square hole.

4. A ventilation device for sewage treatment according to claim 1, characterized in that: Limiting frames (12) are fixedly provided on the surfaces of both ends of the square ventilation duct (1), and mounting holes are provided on the surfaces of the limiting frames (12).

5. A ventilation device for sewage treatment according to claim 1, characterized in that: Two mounting grooves (17) are provided on both side surfaces of the exhaust grille (7).

6. A ventilation device for sewage treatment according to claim 1, characterized in that: Two springs are arranged on one side of the spring buckle (8).

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