Atomizing device with upper-stage nozzle structure and lower-stage nozzle structure

Abstract

The utility model belongs to the technical field of spraying, and particularly relates to an atomizing device with an upper-stage nozzle structure and a lower-stage nozzle structure. The outer side wall of the storage tank is communicated with an upper-stage nozzle; a lower-stage nozzle is arranged on the outer side wall of the storage tank; a supporting plate is fixedly connected to the outer side wall of the storage tank; the top of the supporting plate is fixedly connected with a servo motor. The output end of the servo motor is fixedly connected with a rotating rod; during working, a threaded rod is rotated, one side of a first cleaning brush stops rotating when rotating to be attached to the surfaces of an upper-stage nozzle and a lower-stage nozzle, at the moment, a servo motor is started to drive a rotating rod to rotate, and due to the fact that a first belt wheel is connected with the rotating rod and a connecting block, in the rotating process of the rotating rod, the first belt wheel is driven to rotate; the first belt wheel, the connecting block and the first cleaning brush can be driven to rotate together, and dust and impurities adhered to the surfaces of the upper-stage nozzle and the lower-stage nozzle can be cleaned in the rotating process of the first cleaning brush, so that the cleanliness of the surfaces of the upper-stage nozzle and the lower-stage nozzle is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of spraying, in particular to an atomizing device with an upper and lower two-stage nozzle structure. Background Art

[0002] The atomizer with an upper and lower two-stage nozzle structure is a relatively special atomizer equipment. The atomizer equipment includes two nozzles, one of which is located above the other nozzle, thus forming an upper and lower two-stage structure. The design of the upper and lower two-stage nozzle structure can improve the atomization effect and efficiency, making the droplets more uniform and fine to meet specific application requirements.

[0003] In the current existing technology, the atomization device with an upper and lower two-stage nozzle structure is mainly composed of upper and lower atomization nozzles, storage tanks, control valves and other components; the liquid is first preliminarily atomized by the upper nozzle to form larger droplets. When the droplets flow downward, they will be impacted by the high-speed airflow when passing through the lower nozzle, which can further refine the droplets into smaller droplets, thereby further improving the refinement of the droplets.

[0004] In the existing atomizing device with an upper and lower two-stage nozzle structure, since the upper and lower nozzles are in external working for a long time during operation, when encountering some dusty places, a large amount of dust and impurities are easily adhered to the surfaces of the upper and lower nozzles, resulting in clogging of the surfaces of the upper and lower nozzles, thereby affecting the normal operation of the upper and lower nozzles and reducing the atomization effect; therefore, in view of the above problem, an atomizing device with an upper and lower two-stage nozzle structure is proposed. Utility Model Content

[0005] In order to make up for the deficiencies of the prior art and solve at least one technical problem raised in the background technology, the utility model proposes an atomizing device with an upper and lower two-stage nozzle structure.

[0006] The technical solution adopted by the utility model to solve its technical problems is: the utility model describes an atomizing device with an upper and lower two-stage nozzle structure, comprising a storage tank; the outer wall of the storage tank is connected to an upper-stage nozzle; the outer wall of the storage tank is provided with a lower-stage nozzle; the outer wall of the storage tank is fixedly connected to a support plate; the top of the support plate is fixedly connected to a servo motor; the output end of the servo motor is fixedly connected to a rotating rod; the end of the rotating rod away from the servo motor is fixedly connected to a first pulley; the side wall of the first pulley away from the servo motor is fixedly connected to a connecting block; a side wall of one side of the connecting block is fixedly connected to a first sleeve; a threaded hole is formed through the inner wall of the connecting block; a threaded rod is rotatably connected to the inner side of the first sleeve; the inner wall of the threaded hole is threadedly connected to the outer wall of the threaded rod; the outer wall of the threaded rod is fixedly connected to a first cleaning brush.

[0007] Preferably, a fixed box is fixedly connected to the bottom of the storage tank; a rotating column is rotatably connected to the bottom inner side of the fixed box; the top end of the rotating column is connected to the inner side of the storage tank; the rotating column and the storage tank are rotatably connected; a first gear is fixedly connected to the outer wall of the rotating column; a connecting rod is rotatably connected to the inner side of the fixed box; a second gear is fixedly connected to one end of the connecting rod close to the rotating column; the first gear and the second gear are meshed with each other; a second pulley is fixedly connected to one end of the connecting rod away from the rotating column; the inner walls of the first pulley and the second pulley are both provided with transmission belts; and a plurality of scrapers are fixedly connected to the outer wall of the rotating column.

[0008] Preferably, a tooth groove is provided on the top of the rotating column; a second sleeve is fixedly connected to the inner top of the storage tank; a rotating shaft is rotatably connected to the inner side of the second sleeve; a plurality of groups of teeth are fixedly connected to the outer wall of the rotating shaft; the tooth groove and the teeth are meshed with each other; a plurality of groups of stirring rods are fixedly connected to the outer wall of the rotating shaft; a protective cover is fixedly connected to the outer wall of the rotating column; and the protective cover and the rotating shaft are rotatably connected.

[0009] Preferably, the outer side wall of the storage tank is fixedly connected with a mounting column; the outer side wall of the connecting rod is rotatably connected with a support block; and the top end of the support block is connected to the mounting column.

[0010] Preferably, a sealing sleeve column is fixedly connected to the top of the protective cover; the inner side wall of the sealing sleeve column and the outer side wall of the rotating shaft are rotatably connected.

[0011] Preferably, an elastic plate is fixedly connected to the side wall of the scraper close to the storage tank.

[0012] Preferably, a second cleaning brush is fixedly connected to the inner side wall of the fixed box.

[0013] The utility model is beneficial in that:

[0014] 1. The utility model discloses an atomizing device with an upper and lower nozzle structure, wherein the threaded rod is rotated to make one side of the first cleaning brush rotate until it is in contact with the surfaces of the upper nozzle and the lower nozzle and stops rotating. At this time, the servo motor is started to drive the rotating rod to rotate. Since the first pulley is respectively connected to the rotating rod and the connecting block, the first pulley, the connecting block and the first cleaning brush can be driven to rotate together during the rotation of the rotating rod. During the rotation of the first cleaning brush, dust and impurities adhered to the surfaces of the upper nozzle and the lower nozzle can be cleaned, thereby improving the cleanliness of the surfaces of the upper nozzle and the lower nozzle and reducing the problem that the upper nozzle and the lower nozzle are in external working for a long time, and when encountering some dusty places, a large amount of dust and impurities are easily adhered to the surface, resulting in clogging of the surfaces of the upper nozzle and the lower nozzle, so that the upper nozzle and the lower nozzle can work more smoothly during a long time, thereby improving the atomizing effect.

[0015] 2. The utility model describes an atomizing device with an upper and lower two-stage nozzle structure. In the process of the servo motor driving the rotating rod to drive the first pulley to rotate, the first pulley, the second pulley and the transmission belt cooperate with each other, so that the second pulley, the connecting rod and the second gear rotate together, and the first gear and the second gear are meshed with each other, and the rotating column is respectively connected to the first gear and the scraper. That is, in the process of the second gear rotating, the first gear, the rotating column and the scraper are driven to rotate together. In the process of the scraper rotating, the sediment and dirt that have been adhered to the inner wall of the storage tank for a long time can be scraped and cleaned, thereby improving the cleanliness of the inner side wall surface of the storage tank, thereby reducing the degree of corrosion of the inner wall surface of the storage tank by the sediment and dirt, and extending the service life of the storage tank. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0017] Figure 1 It is a three-dimensional diagram of the storage tank in the utility model;

[0018] Figure 2 It is a three-dimensional diagram of the first cleaning brush in the utility model;

[0019] Figure 3 It is a three-dimensional diagram of the scraper in the utility model;

[0020] Figure 4 for Figure 3 A magnified image of point A;

[0021] Figure 5 It is a three-dimensional diagram of the rotating shaft of the utility model;

[0022] Figure 6 It is a three-dimensional diagram of the first gear in the utility model;

[0023] Figure 7 It is a three-dimensional diagram of the teeth in the present invention.

[0024] In the figure: 1. storage tank; 11. upper nozzle; 12. lower nozzle; 13. support plate; 14. servo motor; 15. rotating rod; 16. first pulley; 17. connecting block; 18. first sleeve; 19. threaded hole; 110. threaded rod; 111. first cleaning brush; 2. fixing box; 21. rotating column; 22. first gear; 23. connecting rod; 24. second gear; 25. second pulley; 26. transmission belt; 27. scraper; 3. tooth groove; 31. second sleeve; 32. rotating shaft; 33. teeth; 34. stirring rod; 35. protective cover; 4. mounting column; 41. supporting block; 5. sealing sleeve column; 6. elastic plate; 7. second cleaning brush. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] like Figure 1 and Figure 2As shown, an atomizing device with an upper and lower two-stage nozzle structure comprises a storage tank 1; the outer wall of the storage tank 1 is connected to an upper nozzle 11; the outer wall of the storage tank 1 is provided with a lower nozzle 12; the outer wall of the storage tank 1 is fixedly connected to a support plate 13; the top of the support plate 13 is fixedly connected to a servo motor 14; the output end of the servo motor 14 is fixedly connected to a rotating rod 15; the end of the rotating rod 15 away from the servo motor 14 is fixedly connected to a first pulley 16; the first pulley 16 is away from the servo motor 14 A connecting block 17 is fixedly connected to one side wall; a first sleeve 18 is fixedly connected to one side wall of the connecting block 17; a threaded hole 19 is formed through the inner side wall of the connecting block 17; a threaded rod 110 is rotatably connected to the inner side of the first sleeve 18; the inner side wall of the threaded hole 19 and the outer side wall of the threaded rod 110 are threadedly connected; a first cleaning brush 111 is fixedly connected to the outer side wall of the threaded rod 110; during operation: the threaded rod 110 and the first cleaning brush 111 are connected to each other, and the threaded rod 110 and the first sleeve 18 are connected to each other. The rotation connection setting is to rotate the threaded rod 110 so that one side of the first cleaning brush 111 rotates until it is in contact with the surfaces of the upper nozzle 11 and the lower nozzle 12 and stops rotating. At this time, the servo motor 14 is started to drive the rotating rod 15 to rotate. Since the first pulley 16 is respectively connected to the rotating rod 15 and the connecting block 17, that is, during the rotation of the rotating rod 15, the first pulley 16, the connecting block 17 and the first cleaning brush 111 can be driven to rotate together. During the rotation of the first cleaning brush 111, the dust and impurities adhered to the surfaces of the upper nozzle 11 and the lower nozzle 12 can be cleaned, thereby improving the cleanliness of the surfaces of the upper nozzle 11 and the lower nozzle 12, reducing the situation that the upper nozzle 11 and the lower nozzle 12 are in external work for a long time, when encountering some dusty places, a large amount of dust and impurities are easily adhered to the surface, resulting in clogging of the surfaces of the upper nozzle 11 and the lower nozzle 12, so that the upper nozzle 11 and the lower nozzle 12 can work more smoothly for a long time, thereby improving the atomization effect.

[0027] like Figure 1 , Figure 3 , Figure 5 and Figure 6As shown, the bottom of the storage tank 1 is fixedly connected to a fixed box 2; the bottom of the inner side of the fixed box 2 is rotatably connected to a rotating column 21; the top of the rotating column 21 is connected to the inner side of the storage tank 1; the rotating column 21 and the storage tank 1 are rotatably connected; the outer wall of the rotating column 21 is fixedly connected to a first gear 22; the inner side of the fixed box 2 is rotatably connected to a connecting rod 23; the end of the connecting rod 23 close to the rotating column 21 is fixedly connected to a second gear 24; the first gear 22 and the second gear 24 are meshed with each other; the end of the connecting rod 23 away from the rotating column 21 is fixedly connected to a second pulley 25; the inner side walls of the first pulley 16 and the second pulley 25 are both sleeved with a transmission belt 26; the outer side wall of the rotating column 21 is fixedly connected to multiple groups of scrapers 27; when working: because the connecting rod 23 is respectively connected to the second gear 24 and the second pulley 25, At this time, when the servo motor 14 drives the rotating rod 15 to drive the first pulley 16 to rotate, the first pulley 16, the second pulley 25 and the transmission belt 26 cooperate with each other, so that the second pulley 25, the connecting rod 23 and the second gear 24 rotate together, and the first gear 22 and the second gear 24 are meshed with each other, and the rotating column 21 is respectively connected with the first gear 22 and the scraper 27, that is, during the rotation of the second gear 24, the first gear 22, the rotating column 21 and the scraper 27 are driven to rotate together. During the rotation of the scraper 27, the sediment and dirt that have been adhered to the inner wall of the storage tank 1 for a long time can be scraped and cleaned, thereby improving the cleanliness of the inner side wall surface of the storage tank 1, thereby reducing the corrosion degree of the inner wall surface of the storage tank 1 by the sediment and dirt, and extending the service life of the storage tank 1.

[0028] like Figure 3 , Figure 4 and Figure 7 As shown, a tooth groove 3 is provided on the top of the rotating column 21; a second sleeve 31 is fixedly connected to the top of the inner side of the storage tank 1; a rotating shaft 32 is rotatably connected to the inner side of the second sleeve 31; a plurality of groups of teeth 33 are fixedly connected to the outer side wall of the rotating shaft 32; the tooth groove 3 and the teeth 33 are meshed with each other; a plurality of groups of stirring rods 34 are fixedly connected to the outer side wall of the rotating shaft 32; a protective cover 35 is fixedly connected to the outer side wall of the rotating column 21; the protective cover 35 and the rotating shaft 32 are rotatably connected; when working: the tooth groove 3 and the teeth 33 are meshed with each other, and the rotating shaft 32 is respectively connected to the rotating shaft 32. The teeth 33 and the stirring rod 34 are connected to each other, that is, during the rotation of the rotating column 21, the teeth 33, the rotating shaft 32 and the stirring rod 34 are driven to rotate in the reverse direction. During the rotation of the stirring rod 34, the liquid in the storage tank 1 can be fully mixed with water to achieve the effect of reducing the liquid concentration, thereby reducing the situation where some liquids contain more solid particles, which may cause the upper nozzle 11 to be blocked when atomizing and spraying is performed through the upper nozzle 11, thereby improving the overall smoothness of the upper nozzle 11 when it is working.

[0029] like Figure 1As shown, the outer wall of the storage tank 1 is fixedly connected with a mounting column 4; the outer wall of the connecting rod 23 is rotatably connected with a support block 41; the top of the support block 41 is mutually connected with the mounting column 4; during operation: because the connecting rod 23 and the support block 41 are rotatably connected, and the mounting column 4 and the support block 41 are mutually connected, that is, during the operation of the connecting rod 23, the mounting column 4 and the support block 41 cooperate with each other, so as to achieve the effect of supporting the connecting rod 23 during operation, thereby improving the overall stability of the connecting rod 23 when working for a long time.

[0030] like Figure 4 As shown, a sealing sleeve column 5 is fixedly connected to the top of the protective cover 35; the inner wall of the sealing sleeve column 5 and the outer wall of the rotating shaft 32 are rotatably connected; when working: the sealing sleeve column 5 can block the connection between the rotating shaft 32 and the protective cover 35, thereby reducing the situation in which the liquid and water directly enter the interior of the protective cover 35 through the connection between the rotating shaft 32 and the protective cover 35 during the mixing process of water and liquid, thereby improving the stability of the teeth 33 inside the protective cover 35 when working for a long time; and improving the cleanliness of the interior of the protective cover 35.

[0031] like Figure 5 As shown, the scraper 27 is fixedly connected to an elastic plate 6 on the side wall close to the storage tank 1; when working: the elastic plate 6 is made of elastic material, and when the scraper 27 scrapes and cleans the sediment and dirt on the inner side wall of the storage tank 1, the elastic plate 6 first contacts the inner side wall of the storage tank 1, and the elastic plate 6 reduces the situation that the scraper 27 scrapes and cleans the sediment and dirt adhered to the inner side wall of the storage tank 1 for a long time, which may cause serious wear on the surface of the inner side wall of the storage tank 1, thereby improving the working life of the storage tank 1.

[0032] like Figure 6 As shown, a second cleaning brush 7 is fixedly connected to the inner side wall of the fixed box 2; during operation: during the rotation of the first gear 22, the second cleaning brush 7 can clean the dust and impurities adhered to the surface of the first gear 22, thereby improving the cleanliness of the surface of the first gear 22 and improving the stability of the first gear 22 when working for a long time.

[0033] Working principle: since the threaded rod 110 and the first cleaning brush 111 are connected to each other, and the threaded rod 110 and the first sleeve 18 are rotatably connected, the threaded rod 110 is rotated to make one side of the first cleaning brush 111 rotate until it is in contact with the surfaces of the upper nozzle 11 and the lower nozzle 12 and stops rotating. At this time, the servo motor 14 is started to drive the rotating rod 15 to rotate. Since the first pulley 16 is respectively connected to the rotating rod 15 and the connecting block 17, the rotating rod 15 can drive the first pulley 16, the connecting block 17 and the first cleaning brush 111 to rotate together during its rotation. During the rotation of the first cleaning brush 111, dust and impurities adhering to the surfaces of the upper nozzle 11 and the lower nozzle 12 can be cleaned, thereby improving the cleaning efficiency of the upper nozzle 11 and the lower nozzle 12. The cleanliness of the surface of the nozzle 12 reduces the problem that the upper nozzle 11 and the lower nozzle 12 are in external working for a long time. When encountering some dusty places, a large amount of dust and impurities are easily adhered to the surface, resulting in clogging of the surface of the upper nozzle 11 and the lower nozzle 12, so that the upper nozzle 11 and the lower nozzle 12 can work more smoothly when working for a long time, thereby improving the atomization effect; because the connecting rod 23 is respectively connected to the second gear 24 and the second pulley 25, at this time, the servo motor 14 drives the rotating rod 15 to drive the first pulley 16 to rotate, through the cooperation between the first pulley 16, the second pulley 25 and the transmission belt 26, so that the second pulley 25, the connecting rod 23 and the second gear 24 rotate together, and the second pulley 24 is rotated together. The first gear 22 is meshed with the second gear 24, and the rotating column 21 is connected to the first gear 22 and the scraper 27 respectively, that is, during the rotation of the second gear 24, the first gear 22, the rotating column 21 and the scraper 27 are driven to rotate together. During the rotation of the scraper 27, the sediment and dirt that have been adhered to the inner wall of the storage tank 1 for a long time can be scraped and cleaned, thereby improving the cleanliness of the inner wall surface of the storage tank 1, thereby reducing the corrosion degree of the sediment and dirt on the inner wall surface of the storage tank 1, and extending the service life of the storage tank 1; because the tooth groove 3 is meshed with the teeth 33, and the rotating shaft 32 is connected to the teeth 33 and the stirring rod 34 respectively, that is, during the rotation of the rotating column 21, the teeth 33, the rotating shaft 32 and the stirring rod 3 are driven 4 is reversely rotated together. During the rotation of the stirring rod 34, the liquid in the storage tank 1 can be fully mixed with the water to achieve the effect of reducing the liquid concentration, thereby reducing the situation that the upper nozzle 11 is easily blocked when the upper nozzle 11 is atomized and sprayed due to the presence of more solid particles in some liquids, thereby improving the overall smoothness of the upper nozzle 11 when working; because the connecting rod 23 and the support block 41 are rotatably connected, and the mounting column 4 and the support block 41 are connected to each other, that is, during the operation of the connecting rod 23, the mounting column 4 and the support block 41 cooperate with each other, so as to achieve the effect of supporting the connecting rod 23 during operation, thereby improving the overall stability of the connecting rod 23 when working for a long time;The sealing sleeve column 5 can block the connection between the rotating shaft 32 and the protective cover 35, thereby reducing the possibility that the liquid and water directly enter the interior of the protective cover 35 through the connection between the rotating shaft 32 and the protective cover 35 during the mixing process of water and liquid, thereby improving the stability of the teeth 33 inside the protective cover 35 when working for a long time; and improving the cleanliness of the interior of the protective cover 35; the elastic plate 6 is made of elastic material, and when the scraper 27 scrapes and cleans the sediment and dirt on the inner side wall of the storage tank 1, the elastic plate 6 first contacts the inner side wall of the storage tank 1, and the elastic plate 6 reduces the possibility that the scraper 27 scrapes and cleans the sediment and dirt on the inner side wall of the storage tank 1 for a long time, which may cause the surface of the inner side wall of the storage tank 1 to be more seriously worn, thereby improving the service life of the storage tank 1; during the rotation of the first gear 22, the second cleaning brush 7 can clean the dust and impurities adhering to the surface of the first gear 22, thereby improving the cleanliness of the surface of the first gear 22, and at the same time improving the stability of the first gear 22 when working for a long time. ;

[0034] 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, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. An atomizing device having an upper and lower two-stage nozzle structure, comprising a storage tank (1); characterized in that: The outer wall of the storage tank (1) is connected to an upper nozzle (11); the outer wall of the storage tank (1) is provided with a lower nozzle (12); the outer wall of the storage tank (1) is fixedly connected to a support plate (13); the top of the support plate (13) is fixedly connected to a servo motor (14); the output end of the servo motor (14) is fixedly connected to a rotating rod (15); the end of the rotating rod (15) away from the servo motor (14) is fixedly connected to a first belt pulley (16); the first belt pulley (16) A connecting block (17) is fixedly connected to a side wall away from the servo motor (14); a first sleeve (18) is fixedly connected to a side wall of the connecting block (17); a threaded hole (19) is formed through the inner wall of the connecting block (17); a threaded rod (110) is rotatably connected to the inner side of the first sleeve (18); the inner wall of the threaded hole (19) is threadedly connected to the outer wall of the threaded rod (110); and a first cleaning brush (111) is fixedly connected to the outer wall of the threaded rod (110).

2. The atomizing device with an upper and lower two-stage nozzle structure according to claim 1, characterized in that: The storage tank (1) is fixedly connected to a fixed box (2) at the bottom; a rotating column (21) is rotatably connected to the bottom of the inner side of the fixed box (2); the top of the rotating column (21) is connected to the inner side of the storage tank (1); the rotating column (21) and the storage tank (1) are rotatably connected; a first gear (22) is fixedly connected to the outer wall of the rotating column (21); a connecting rod (23) is rotatably connected to the inner side of the fixed box (2); a second gear (24) is fixedly connected to one end of the connecting rod (23) close to the rotating column (21); the first gear (22) and the second gear (24) are meshed with each other; a second belt pulley (25) is fixedly connected to one end of the connecting rod (23) away from the rotating column (21); a transmission belt (26) is sleeved on the inner side walls of the first belt pulley (16) and the second belt pulley (25); and a plurality of scrapers (27) are fixedly connected to the outer side wall of the rotating column (21).

3. The atomizing device with an upper and lower two-stage nozzle structure according to claim 2, characterized in that: The top of the rotating column (21) is provided with a tooth groove (3); the top of the inner side of the storage tank (1) is fixedly connected to a second sleeve (31); the inner side of the second sleeve (31) is rotatably connected to a rotating shaft (32); the outer side wall of the rotating shaft (32) is fixedly connected to a plurality of groups of teeth (33); the tooth groove (3) and the teeth (33) are meshed with each other; the outer side wall of the rotating shaft (32) is fixedly connected to a plurality of groups of stirring rods (34); the outer side wall of the rotating column (21) is fixedly connected to a protective cover (35); the protective cover (35) and the rotating shaft (32) are rotatably connected.

4. The atomizing device with an upper and lower two-stage nozzle structure according to claim 2, characterized in that: The outer wall of the storage tank (1) is fixedly connected with a mounting column (4); the outer wall of the connecting rod (23) is rotatably connected with a supporting block (41); the top end of the supporting block (41) is connected to the mounting column (4).

5. The atomizing device with an upper and lower two-stage nozzle structure according to claim 3, characterized in that: A sealing sleeve column (5) is fixedly connected to the top of the protective cover (35); the inner side wall of the sealing sleeve column (5) and the outer side wall of the rotating shaft (32) are rotatably connected.

6. The atomizing device with an upper and lower two-stage nozzle structure according to claim 2, characterized in that: The scraper (27) is fixedly connected to a side wall of one side close to the storage tank (1) with an elastic plate (6).

7. The atomizing device with an upper and lower two-stage nozzle structure according to claim 2, characterized in that: A second cleaning brush (7) is fixedly connected to the inner side wall of the fixed box (2).

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