Aeration device for food wastewater treatment

Abstract

The utility model belongs to the technical field of wastewater aeration equipment, and discloses an aeration device for food wastewater treatment, which comprises an aeration tank, a water inlet pipe and a water outlet pipe are arranged on the outer wall of the aeration tank, the water outlet pipe is located below the water inlet pipe, a lifting mechanism is arranged in the aeration tank, the lifting mechanism comprises a transverse plate, and lifting plates are fixedly connected to the left and right sides of the transverse plate. A through hole is formed in the center of the top end of the transverse plate, a rotating motor is arranged in the through hole, a stirring rod is installed at the bottom end of the rotating motor, an aeration mechanism is arranged below the stirring rod, the lifting mechanism further comprises two protruding blocks, the two protruding blocks are fixedly installed on the outer wall of the aeration tank, and driving gears are installed at the top ends of the protruding blocks. After residual waste water penetrates through the aeration disc and enters the collection disc, the driving gear is controlled to push the lifting plate to move upwards, the aeration disc is pulled out of the aeration tank, the collection disc can be detached, the residual waste water is taken out, and the situation that water easily flows backwards into the aeration disc and even enters an air blower, and consequently equipment is damaged is avoided.

Description

Technical Field

[0001] The present application relates to the technical field of wastewater aeration equipment, and more specifically, to an aeration device for food wastewater treatment. Background Art

[0002] When food is processed in some food processing plants, a large amount of wastewater is generated. Before discharging the wastewater, an aeration device is often required to treat the wastewater in order to increase the amount of oxygen in the wastewater for aerobic biological metabolism.

[0003] After searching the publication (announcement) number: CN219929820U, an aeration device for food wastewater treatment is disclosed, including a tank body, a hollow aeration plate and an air supply assembly. The aeration plate is arranged close to the bottom wall of the inner cavity of the tank body, and an aeration member is arranged at one end of the aeration plate away from the bottom wall of the tank body. The stirring blades thereof stir the sewage to make the sewage and bubbles mix more evenly, and the stirring blades can break up the bubbles, so that the sewage and air are in contact more fully, thereby improving the aeration effect.

[0004] However, during actual use, when the air is stopped from being discharged into the pool through the aeration disk, the wastewater is not easy to be completely discharged from the pool because the top of the aeration disk is in a horizontal state. The wastewater can easily flow back into the aeration disk or even into the blower, causing damage to the equipment.

[0005] In order to solve the above problems, the present application provides an aeration device for food wastewater treatment. Utility Model Content

[0006] The aeration device for food wastewater treatment provided in this application adopts the following technical solution:

[0007] An aeration device for treating food wastewater comprises an aeration tank, an inlet pipe and an outlet pipe are arranged on the outer wall of the aeration tank, and the outlet pipe is located below the inlet pipe, a lifting mechanism is arranged in the aeration tank, and the lifting mechanism comprises a transverse plate, and the left and right sides of the transverse plate are fixedly connected with the lifting plate, a through hole is arranged at the center position of the top end of the transverse plate, and a rotating motor is arranged in the through hole, and a stirring rod is installed at the bottom end of the rotating motor, and an aeration mechanism is arranged below the stirring rod.

[0008] Through the above technical solution, the wastewater in the aeration tank can be fully stirred during use, thereby facilitating aeration treatment.

[0009] Furthermore, the lifting mechanism also includes two protrusions, both of which are fixedly mounted on the outer wall of the aeration tank, and driving gears are mounted on the tops of the protrusions, and the two driving gears are respectively attached to a lifting plate.

[0010] Through the above technical solution, it is convenient to drive the lifting plate to move up and down during use.

[0011] Furthermore, the aeration mechanism includes an aeration plate, a groove is provided at the bottom end of the aeration plate, a collecting plate is provided in the groove, a partition plate is installed at the top end of the collecting plate, and a plurality of holes are provided on the top plate and the partition plate of the aeration plate.

[0012] Through the above technical solution, it is convenient to collect the wastewater entering the aeration plate in the collecting plate.

[0013] Furthermore, the inner walls of the front and rear sides of the groove on the aeration plate are both provided with card slots, and card blocks are provided in the card slots, and the two card blocks are fixedly mounted on the outer wall of the collecting plate.

[0014] The above technical solution makes it easy to remove the collecting plate from the aeration plate and pour out the wastewater at a later time.

[0015] Furthermore, a blower is provided on the transverse plate, an air pipe is installed on the blower, and the bottom end of the air pipe extends into the space between the aeration disk and the partition plate.

[0016] Through the above technical solution, it is convenient to send oxygen into the aeration plate and then discharge it.

[0017] Furthermore, lifting chutes are provided on the inner walls on both sides of the aeration tank, and the length, width and height of the lifting chutes are the same as those of the lifting plate.

[0018] The above technical solution can facilitate the vertical lifting and lowering movement of the lifting plate.

[0019] Furthermore, a filter cartridge is installed at the air inlet of the blower, and the filter cartridge is connected to the blower via threads.

[0020] The above technical solution makes it easy to filter the air entering the blower.

[0021] In summary, this application includes the following beneficial technical effects:

[0022] After the residual wastewater passes through the aeration plate and enters the collecting plate, the lifting plate is pushed upward by controlling the driving gear, and the aeration plate is pulled out of the aeration tank. The collecting plate can then be removed and the residual wastewater can be taken out to prevent water from easily flowing back into the aeration plate or even into the blower, causing damage to the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic diagram of the overall structure of this application;

[0024] Figure 2 This is a schematic diagram of the lifting mechanism structure of this application;

[0025] Figure 3 This is a schematic diagram of the aeration mechanism structure of this application;

[0026] Figure 4 This is a cross-sectional view of the aeration mechanism of this application.

[0027] Description of the numbers in the figure:

[0028] 1. Aeration tank; 2. Water inlet pipe; 3. Water outlet pipe; 4. Lifting mechanism; 5. Bump; 6. Driving gear; 7. Horizontal plate; 8. Lifting plate; 9. Aeration mechanism; 10. Blower; 11. Air pipe; 12. Rotating motor; 13. Stirring rod; 14. Aeration plate; 15. Collecting plate; 16. Partition plate; 17. Block. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application; obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application without making creative work are within the scope of protection of the present application.

[0030] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present application. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0031] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "set / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0032] Example:

[0033] The present application discloses an aeration device for treating food wastewater. Figure 1 and Figure 2, including an aeration tank 1, an inlet pipe 2 and an outlet pipe 3 are provided on the outer wall of the aeration tank 1, the bottom end of the outlet pipe 3 is at the same horizontal height as the top end of the aeration plate 14, and control valves are provided on the inlet pipe 2 and the outlet pipe 3. Wastewater is sent into the aeration tank 1 through the inlet pipe 2, and can be discharged through the outlet pipe 3 after aeration. The outlet pipe 3 is located below the inlet pipe 2. A lifting mechanism 4 is provided in the aeration tank 1, and the lifting mechanism 4 includes a transverse plate 7. Lifting plates 8 are fixedly connected to the left and right sides of the transverse plate 7. A through hole is provided at the center position of the top end of the transverse plate 7, and a rotating motor 12 is provided in the through hole, and a stirring rod 13 is installed at the bottom end of the rotating motor 12, and an aeration mechanism 9 is provided below the stirring rod 13.

[0034] See also Figure 3 and Figure 4 The lifting mechanism 4 also includes two protrusions 5, which are fixedly mounted on the outer wall of the aeration tank 1. A driving gear 6 is installed on the top of each protrusion 5, and the two driving gears 6 are respectively attached to a lifting plate 8. The driving gear 6 is composed of a rotating motor and a gear plate, and the outer wall of the gear plate and the side of the two lifting plates 8 that are away from each other are provided with a plurality of teeth that can mesh with each other. The movement of the driving gear 6 can drive the lifting plate 8 to move up and down, and the aeration plate 14 can be taken out of the aeration tank 1.

[0035] See also Figure 3 and Figure 4 The aeration mechanism 9 includes an aeration plate 14, which is fixedly connected to the two lifting plates 8. A groove is provided at the bottom end of the aeration plate 14, and a collecting plate 15 is provided in the groove. A partition plate 16 is installed at the top of the collecting plate 15, and a plurality of holes are provided on the top plate of the aeration plate 14 and the partition plate 16. After the wastewater enters the collecting plate 15 in the aeration plate 14, it can be prevented from entering the air pipe 11 and flowing back into the blower 10.

[0036] See also Figure 3 and Figure 4 There are card slots on the inner walls of the front and rear sides of the groove on the aeration plate 14, and there are card blocks 17 in the card slots. The two card blocks 17 are fixedly installed on the outer wall of the collecting plate 15, which is convenient for installing the collecting plate 15 in the groove on the aeration plate 14 for use, and it is convenient to remove the collecting plate 15 from the aeration plate 14 at a later stage and pour out the wastewater in the collecting plate 15.

[0037] See also Figure 1 and Figure 2 A blower 10 is provided on the horizontal plate 7, and an air pipe 11 is installed on the blower 10, and the bottom end of the air pipe 11 extends to the space between the aeration plate 14 and the partition plate 16, so as to facilitate the air to be sent into the aeration plate 14 and then discharged into the aeration tank 1.

[0038] See also Figure 1 and Figure 2Lifting chutes are provided on the inner walls on both sides of the aeration tank 1, and the length, width and height of the lifting chutes are the same as those of the lifting plate 8, ensuring that the lifting plate 8 can move vertically.

[0039] See also Figure 1 and Figure 2 A filter cartridge is installed at the air inlet of the blower 10, and the filter cartridge is connected to the blower 10 through a thread, which is the same as the connection method between the threaded rod and the nut in the prior art, so as to facilitate filtering the air entering the blower 10.

[0040] The implementation principle of this embodiment is as follows: when in use, the electrical appliances in the aeration tank 1 are first started by an external power supply, and wastewater enters the aeration tank 1. Air is sent into the aeration plate 14 through the blower 10 and the air pipe 11, and then discharged into the aeration tank 1 to aerate the wastewater. During the aeration process, the rotating motor 12 is controlled to drive the stirring rod 13 to stir the wastewater. After the aeration treatment is completed, the outlet pipe 3 is opened to discharge the wastewater in the aeration tank 1. When the wastewater is basically discharged, the blower 10 is turned off, and the remaining wastewater passes through the aeration plate 14 and enters the collecting plate 15. The lifting plate 8 is pushed upward by controlling the driving gear 6 to pull the aeration plate 14 out of the aeration tank 1, and the collecting plate 15 can be removed and the remaining wastewater can be taken out.

[0041] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. An aeration device for treating food wastewater, comprising an aeration tank (1), characterized in that: An inlet pipe (2) and an outlet pipe (3) are provided on the outer wall of the aeration tank (1), and the outlet pipe (3) is located below the inlet pipe (2). A lifting mechanism (4) is provided in the aeration tank (1), and the lifting mechanism (4) comprises a transverse plate (7). Lifting plates (8) are fixedly connected to the left and right sides of the transverse plate (7). A through hole is provided at the center of the top end of the transverse plate (7), and a rotating motor (12) is provided in the through hole. A stirring rod (13) is installed at the bottom end of the rotating motor (12), and an aeration mechanism (9) is provided below the stirring rod (13).

2. The aeration device for treating food wastewater according to claim 1, characterized in that: The lifting mechanism (4) further comprises two protrusions (5), the two protrusions (5) being fixedly mounted on the outer wall of the aeration tank (1), the top ends of the protrusions (5) being mounted with driving gears (6), and the two driving gears (6) are respectively attached to a lifting plate (8).

3. The aeration device for treating food wastewater according to claim 1, characterized in that: The aeration mechanism (9) comprises an aeration plate (14), the bottom end of the aeration plate (14) being provided with a groove, and a collecting plate (15) being provided in the groove, a partition plate (16) being installed at the top end of the collecting plate (15), and a plurality of holes being provided on the top plate of the aeration plate (14) and the partition plate (16).

4. The aeration device for treating food wastewater according to claim 3, characterized in that: The inner walls of the groove on the aeration plate (14) are provided with clamping grooves on both sides, and clamping blocks (17) are provided in the clamping grooves. The two clamping blocks (17) are fixedly mounted on the outer wall of the collection plate (15).

5. The aeration device for treating food wastewater according to claim 1, characterized in that: A blower (10) is provided on the transverse plate (7), an air pipe (11) is installed on the blower (10), and the bottom end of the air pipe (11) extends into the space between the aeration plate (14) and the partition plate (16).

6. The aeration device for treating food wastewater according to claim 1, characterized in that: Lifting chutes are provided on the inner walls on both the left and right sides of the aeration tank (1), and the length, width and height dimensions of the lifting chutes are the same as the length, width and height dimensions of the lifting plate (8).

7. The aeration device for treating food wastewater according to claim 5, characterized in that: A filter cartridge is installed at the air inlet of the blower (10), and the filter cartridge is connected to the blower (10) via threads.

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