Aeration device for sewage and wastewater treatment and capable of rapidly mixing oxygen and sewage

Abstract

The utility model relates to the field of wastewater treatment, and discloses an aeration device for sewage and wastewater treatment, which can quickly mix oxygen and sewage and comprises a reaction tank, a movable air injection box is arranged in the reaction tank, and two sides of the top of the movable air injection box are fixedly connected with connecting plates. An aeration pump is fixedly mounted on the inner side of the connecting plate through a metal plate, an air box is longitudinally and fixedly connected to the inner side of the connecting plate, the bottom of the air box is communicated with a fixed pipe through a rotary joint, the bottom of the fixed pipe penetrates into the movable air injection box, and the surface of the fixed pipe is communicated with the interior of the movable air injection box. According to the aeration device disclosed by the utility model, the transmission assembly, the aeration pump, the air box, the fixed pipe and the movable air injection box are mutually matched, so that the aeration pump conveys air into the movable air injection box and the rotary porous box through the air box and the fixed pipe, and oxygen is mixed into sewage for rapid aeration by rotating at multiple positions in the reaction tank.

Description

Technical Field

[0001] The utility model relates to the field of wastewater treatment, in particular to an aeration device for wastewater treatment which can quickly mix oxygen with sewage. Background Art

[0002] Random discharge of industrial wastewater will have a great negative impact on the environment. At present, people often use aeration tanks to treat wastewater. Aeration tanks are structures that use the activated sludge method to treat wastewater. The tank body is generally built with reinforced concrete, and the plane shape is rectangular, square, and circular. Aeration is a means of making air and water come into strong contact, and its purpose is to dissolve oxygen in the air into water.

[0003] Aeration devices are used in the treatment of industrial sewage and wastewater. After searching, the Chinese patent announcement number is: CN220432533U. The utility model relates to the technical field of wastewater treatment and discloses a wastewater treatment aeration equipment, including a main body mechanism, a supporting and connecting mechanism and an anti-corrosion mechanism. The supporting and connecting mechanism is located inside the main body mechanism, and the anti-corrosion mechanism is located outside the supporting and connecting mechanism. The main body mechanism includes a reaction tank, an aeration pump and an aeration pipe. The aeration pump is fixedly installed at the upper ends of the left and right ends of the reaction tank, and the power end of the aeration pump extends to the inside of the reaction tank. The aeration pipe is fixedly connected to the power end of the aeration pump, the aeration pipe is located inside the reaction tank, the connecting pipe is fixedly connected to the upper end of the aeration pipe, and the aeration head is fixedly installed at the upper end of the connecting pipe. In the wastewater treatment aeration equipment, the use of double aeration pumps increases the rate of aeration reaction. At the same time, the filter net can prevent impurities and pollutants in the wastewater from falling into the inside of the aeration head, causing the phenomenon of clogging the aeration head and affecting the aeration reaction of the aeration head.

[0004] The above-mentioned prior art solution has the following defects. In the above-mentioned technical solution, aeration is performed only at a fixed position in the reaction tank through an aeration head to mix oxygen and sewage. The mixing efficiency is low, and it is inconvenient to quickly mix sewage and oxygen at multiple positions in the reaction tank. Its mixing efficiency needs to be improved, and impurities precipitated at the bottom of the inner wall of the reaction tank are also inconvenient to be quickly discharged. There is still room for improvement. Therefore, an aeration device for sewage and wastewater treatment that can quickly mix oxygen and sewage is proposed to solve the above problems. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides an aeration device for wastewater treatment that can quickly mix oxygen with sewage, aiming to improve the problem in the prior art that oxygen and sewage are mixed only by aeration at a fixed position in the reaction tank through an aeration head, resulting in low aeration mixing efficiency.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] An aeration device for wastewater treatment that can quickly mix oxygen with sewage comprises a reaction tank, wherein a mobile jet box is arranged inside the reaction tank, connecting plates are fixedly connected to both sides of the top of the mobile jet box, an aeration pump is fixedly installed on the inner side of the connecting plate through a metal plate, an air box is fixedly connected to the inner side of the connecting plate longitudinally, the bottom of the air box is connected to a fixed pipe through a rotating joint, the bottom of the fixed pipe passes through the interior of the mobile jet box, the surface of the fixed pipe is connected to the interior of the mobile jet box, the surface of the fixed pipe is connected to a rotating porous box, the surface of the fixed pipe is fixedly connected to a transmission assembly, the surface of the fixed pipe is fixedly connected to a rotating assembly, and a driving assembly is fixedly installed on the right side of the reaction tank.

[0008] As a further description of the above technical solution:

[0009] The transmission assembly includes a transmission gear, which is fixedly connected to the surface of the fixed tube. A driving motor 1 is fixedly installed at the bottom of the air box, and an output end of the driving motor 1 is fixedly connected to a fixed gear meshing with the transmission gear.

[0010] As a further description of the above technical solution:

[0011] The rotating assembly comprises a synchronous wheel, the synchronous wheel is fixedly connected to the surface of the fixed pipe, and the surface of the synchronous wheel is transmission-connected with a synchronous belt.

[0012] As a further description of the above technical solution:

[0013] The driving assembly includes a second driving motor, which is fixedly installed on the right side of the top of the reaction pool. The output end of the second driving motor is fixedly connected to a screw rod, the surface of the screw rod is threadedly connected to a moving block, and the top of the connecting plate is fixedly connected to the bottom of the moving block.

[0014] As a further description of the above technical solution:

[0015] The bottom of the fixed pipe is movably connected with a stabilizing block, and the bottom of the stabilizing block is fixedly connected with the bottom of the inner wall of the movable jet box.

[0016] As a further description of the above technical solution:

[0017] Both sides of the bottom of the mobile jet box are fixedly connected with push plates, and the bottom of the push plate contacts the bottom of the inner wall of the reaction pool.

[0018] As a further description of the above technical solution:

[0019] A guide groove is provided at the bottom of the inner wall of the reaction tank.

[0020] As a further description of the above technical solution:

[0021] The bottom of the guide groove is threadedly connected with a plug.

[0022] The utility model has the following beneficial effects:

[0023] 1. In the utility model, through the cooperation of the transmission assembly, the aeration pump, the air box and the fixed pipe and the movable jet box structure, the aeration pump transports air to the inside of the movable jet box and the rotating porous box through the air box and the fixed pipe, so that the oxygen is mixed into the sewage by rotating at multiple positions inside the reaction tank for rapid aeration.

[0024] 2. In the utility model, with the cooperation of the guide groove, the plug and the push plate structure, the impurities can be pushed and discharged from the bottom of the guide groove after the mobile jet box drives the push plate to move, so as to solve the problem that the impurities at the bottom of the inner wall of the reaction tank are inconvenient to discharge. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a three-dimensional schematic diagram of an aeration device for wastewater treatment that can quickly mix oxygen and sewage, as proposed by the utility model;

[0026] Figure 2 For this utility model Figure 1 A magnified schematic diagram of the structure at center A;

[0027] Figure 3 This is a schematic diagram of the main cross-section structure of an aeration device for wastewater treatment that is provided by the utility model and that can quickly mix oxygen with wastewater;

[0028] Figure 4 For this utility model Figure 3 A magnified schematic diagram of the structure at B in the figure.

[0029] Legend:

[0030] 1. Reaction tank; 2. Mobile jet box; 3. Connecting plate; 4. Aeration pump; 5. Air box; 6. Fixed pipe; 7. Rotating porous box; 8. Transmission gear; 9. Driving motor 1; 10. Fixed gear; 11. Synchronous wheel; 12. Synchronous belt; 13. Driving motor 2; 14. Screw; 15. Moving block; 16. Stabilizing block; 17. Pushing plate; 18. Guide groove; 19. Plug. DETAILED DESCRIPTION

[0031] 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.

[0032] Reference Figure 1-3 The utility model provides an embodiment: an aeration device for wastewater treatment that quickly mixes oxygen with sewage, comprising a reaction tank 1, wherein a mobile jet box 2 is arranged inside the reaction tank 1, wherein the mobile jet box 2 can spray oxygen from the bottom while a rotating porous box 7 moves to mix with sewage inside the reaction tank 1 for rapid aeration, wherein both sides of the top of the mobile jet box 2 are fixedly connected with connecting plates 3, wherein the connecting plates 3 can support an aeration pump 4, wherein an aeration pump 4 is fixedly installed on the inner side of the connecting plate 3 through a metal plate, wherein the aeration pump 4 transports oxygen to the inside of an air box 5 for dispersion, wherein an air box 5 is fixedly connected to the inner side of the connecting plate 3 in the longitudinal direction, wherein the air box 5 can disperse the air transported by the aeration pump 4 to multiple The interior of the fixed tube 6 is used to disperse oxygen. The bottom of the gas box 5 is connected to the fixed tube 6 through a rotating joint. The fixed tube 6 can transport oxygen to the inside of the mobile jet box 2 during the rotation of the rotating porous box 7 and through the connection with the mobile jet box 2. The bottom of the fixed tube 6 penetrates into the inside of the mobile jet box 2. The surface of the fixed tube 6 is connected to the inside of the mobile jet box 2. The surface of the fixed tube 6 is connected to the rotating porous box 7. The multiple holes on the surface of the rotating porous box 7 transport the oxygen transported by the fixed tube 6 and disperse it into the sewage inside the reaction tank 1. The surface of the fixed tube 6 is fixedly connected to a transmission component. The surface of the fixed tube 6 is fixedly connected to a rotating component. The right side of the reaction tank 1 is fixedly installed with a driving component.

[0033] Reference Figure 2-4The transmission assembly includes a transmission gear 8, which rotates the fixed tube 6 by meshing with a fixed gear 10. The transmission gear 8 is fixedly connected to the surface of the fixed tube 6. A driving motor 9 is fixedly installed at the bottom of the air box 5. After the driving motor 9 is started, the fixed gear 10 is driven to rotate the transmission gear 8. The output end of the driving motor 9 is fixedly connected to a fixed gear 10 meshing with the transmission gear 8. The fixed gear 10 can rotate the transmission gear 8 after the driving motor 9 is started, so as to achieve the effect of rotating the fixed tube 6 so as to rotate the porous box 7; the rotating assembly includes a synchronous wheel 11, which can mesh with a synchronous belt 12 for transmission. The synchronous wheel 11 is fixedly connected to the surface of the fixed tube 6. The surface of the synchronous wheel 11 is connected with a synchronous belt 12 for transmission. The synchronous belt 12 can mesh with the synchronous wheel 11 on the surface of the fixed tube 6 for transmission, so that multiple fixed tubes 6 are rotated on the transmission gear 8 rotates and synchronously drives multiple fixed tubes 6 to rotate synchronously at the bottom of the gas box 5; the driving component includes a driving motor 2 13, and the driving motor 2 13 can rotate the screw 14, so that the screw 14 spirally moves the moving block 15. The driving motor 2 13 is fixedly installed on the right side of the top of the reaction tank 1. The output end of the driving motor 2 13 is fixedly connected with the screw 14. After the screw 14 rotates, the moving block 15 can be moved, so that the moving block 15 drives the connecting plate 3 and the mobile jet box 2 to move laterally inside the reaction tank 1. The surface of the screw 14 is threadedly connected with the moving block 15. The moving block 15 can be driven by the screw 14 to drive the connecting plate 3 and the mobile jet box 2 to move, thereby driving the mobile jet box 2 to move inside the reaction tank 1, so as to quickly mix the sewage and oxygen at multiple positions inside the reaction tank 1. The top of the connecting plate 3 is fixedly connected to the bottom of the moving block 15.

[0034] Reference Figure 2-4 , the bottom of the fixed tube 6 is movably connected with a stabilizing block 16, which can limit the bottom of the fixed tube 6, so that the bottom of the fixed tube 6 can be stably rotated with the rotating porous box 7, and the bottom of the stabilizing block 16 is fixedly connected to the bottom of the inner wall of the mobile jet box 2; both sides of the bottom of the mobile jet box 2 are fixedly connected with a push plate 17, and the push plate 17 can follow the movement of the mobile jet box 2 to push the precipitated impurities at the bottom of the inner wall of the reaction tank 1 into the guide groove 18 for centralized cleaning, and the bottom of the push plate 17 is in contact with the bottom of the inner wall of the reaction tank 1; a guide groove 18 is provided at the bottom of the inner wall of the reaction tank 1, and the guide groove 18 can guide and discharge the impurities at the bottom of the inner wall of the reaction tank 1; a plug 19 is threadedly connected to the bottom of the guide groove 18, and the plug 19 can seal the bottom of the guide groove 18, so that when it is necessary to clean the precipitated impurities at the bottom of the inner wall of the reaction tank 1, the plug 19 can be removed to discharge the impurities, thereby achieving the effect of facilitating the cleaning of the impurities at the bottom of the inner wall of the reaction tank 1.

[0035] Working principle: when in use, first start the aeration pump 4 to transport oxygen to the inside of the air box 5, so that the oxygen is transported into the inside of the mobile jet box 2 and the rotating porous box 7 through the fixed pipe 6 connected to the bottom of the air box 5 through the rotating joint, so that the holes at the bottom of the mobile jet box 2 and the surface of the rotating porous box 7 disperse the air into the sewage inside the reaction tank 1, so that the sewage and oxygen are quickly mixed, and then start the drive motor 9 to drive the fixed gear 10 to rotate, and the fixed pipe 6 and the rotating porous box 7 are driven to rotate through the engagement of the fixed gear 10 and the transmission gear 8, so that the rotating porous box 7 stirs the sewage after the rotation, and mixes with the oxygen ejected during the rotation of the rotating porous box 7, and the fixed pipe 6 rotates and drives the synchronous wheel 11 to rotate, so that the synchronous wheel 11 rotates and drives multiple fixed pipes 6 to rotate through the synchronous belt 12, so that the rotating porous boxes 7 on the surfaces of multiple fixed pipes 6 rotate synchronously , the sewage is quickly mixed with oxygen at multiple positions inside the reaction tank 1 so that it is fully and quickly aerated, and then the driving motor 13 is started to drive the screw 14 to rotate, so that the screw 14 thread drives the moving block 15 and the connecting plate 3 and the movable mobile jet box 2 to move back and forth inside the reaction tank 1, so that the mobile jet box 2 fully mixes the sewage with oxygen at multiple positions inside the reaction tank 1, thereby achieving the goal of mixing the sewage and oxygen at multiple positions inside the reaction tank 1, so that the sewage is quickly aerated, and during the movement of the mobile jet box 2, the pushing plate 17 is driven to push the impurities at the bottom of the inner wall of the reaction tank 1, so that the impurities fall into the inside of the guide groove 18, so that after the plug 19 at the bottom of the guide groove 18 is opened, the impurities are quickly discharged from the inside of the reaction tank 1, thereby achieving the effect of quickly discharging the impurities precipitated at the bottom of the inner wall of the reaction tank 1.

[0036] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An aeration device for wastewater treatment for rapidly mixing oxygen with wastewater, comprising a reaction tank (1), characterized in that: A mobile jet box (2) is arranged inside the reaction tank (1), and connecting plates (3) are fixedly connected to both sides of the top of the mobile jet box (2), and an aeration pump (4) is fixedly installed on the inner side of the connecting plate (3) through a metal plate. An air box (5) is longitudinally fixedly connected to the inner side of the connecting plate (3), and the bottom of the air box (5) is connected to a fixed pipe (6) through a rotating joint. The bottom of the fixed pipe (6) penetrates into the interior of the mobile jet box (2), and the surface of the fixed pipe (6) is connected to the interior of the mobile jet box (2). The surface of the fixed pipe (6) is connected to a rotating porous box (7), and the surface of the fixed pipe (6) is fixedly connected to a transmission component, and the surface of the fixed pipe (6) is fixedly connected to a rotating component. A driving component is fixedly installed on the right side of the reaction tank (1).

2. The aeration device for wastewater treatment for rapidly mixing oxygen with sewage according to claim 1, characterized in that: The transmission assembly comprises a transmission gear (8), wherein the transmission gear (8) is fixedly connected to the surface of the fixed tube (6), a driving motor (9) is fixedly mounted on the bottom of the air box (5), and an output end of the driving motor (9) is fixedly connected to a fixed gear (10) meshing with the transmission gear (8).

3. The aeration device for wastewater treatment for rapidly mixing oxygen with sewage according to claim 1, characterized in that: The rotating assembly comprises a synchronous wheel (11), the synchronous wheel (11) is fixedly connected to the surface of the fixed tube (6), and the surface of the synchronous wheel (11) is transmission-connected with a synchronous belt (12).

4. The aeration device for wastewater treatment for rapidly mixing oxygen with sewage according to claim 1, characterized in that: The driving assembly comprises a second driving motor (13), the second driving motor (13) being fixedly mounted on the right side of the top of the reaction tank (1), the output end of the second driving motor (13) being fixedly connected with a screw rod (14), the surface of the screw rod (14) being threadedly connected with a moving block (15), and the top of the connecting plate (3) being fixedly connected with the bottom of the moving block (15).

5. The aeration device for wastewater treatment for rapidly mixing oxygen with sewage according to claim 1, characterized in that: The bottom of the fixed tube (6) is movably connected to a stabilizing block (16), and the bottom of the stabilizing block (16) is fixedly connected to the bottom of the inner wall of the movable jet box (2).

6. The aeration device for wastewater treatment for rapidly mixing oxygen with sewage according to claim 1, characterized in that: Both sides of the bottom of the mobile jet box (2) are fixedly connected with a push plate (17), and the bottom of the push plate (17) contacts the bottom of the inner wall of the reaction pool (1).

7. The aeration device for wastewater treatment for rapidly mixing oxygen with wastewater according to claim 1, characterized in that: A guide groove (18) is provided at the bottom of the inner wall of the reaction tank (1).

8. The aeration device for wastewater treatment for rapidly mixing oxygen with sewage according to claim 7, characterized in that: The bottom of the guide groove (18) is threadedly connected with a plug (19).

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