Urban sewage aeration device

Abstract

The utility model relates to the technical field of aeration devices, in particular to a municipal sewage aeration device which comprises an aeration tank body, an air compressor, a conveying pipe and an aeration assembly, the aeration assembly comprises a shell, an air hole disc, a first crushing plate, a second crushing plate and a driving component, during use, the conveying pipe conveys compressed air to the shell, the air drives the driving component to ascend and rotate at the moment, then the second crushing plate is driven to ascend and rotate, the second crushing plate and the first crushing plate are separated, air holes in the air hole disc are exposed, and the aeration effect is achieved. At the moment, air is discharged into sewage through air holes, and meanwhile, larger bubbles are scattered through rotation of a second crushing plate, so that the aeration effect is further improved; and when aeration is stopped, the air compressor stops working, and the driving component resets and drives the second crushing plate to reset, so that the second crushing plate is attached to the first crushing plate to seal the air holes in the air hole disc, and impurities in sewage are prevented from precipitating and blocking the air holes.

Description

Technical Field

[0001] The utility model relates to the technical field of aeration devices, in particular to a municipal sewage aeration device. Background Art

[0002] An aeration tank is a biochemical reactor designed according to the characteristics of microorganisms. Compressed air is transported to a pipeline, and the air is formed into bubbles and released into the sewage through a diffusion device at the bottom of the tank. The bubbles formed by traditional aeration devices are large, which affects the efficiency of oxygen dissolution.

[0003] The prior art CN218058608U discloses an aeration tank for treating urban domestic sewage, comprising: an outer shell, an air hole plate, a fixing frame, an axle rod, a limiting ring, blades and a crushing plate. The outer shell is a tubular structure, the bottom end of the outer shell has a flange structure, the top of the outer shell is screwed with an air hole plate, the top surface of the air hole plate is provided with a plurality of air holes distributed in a ring shape, the fixing frame is composed of three support rods and a fixing ring, the first ends of the three support rods are distributed at equal angles on the annular outer wall of the fixing ring, the second ends of the three support rods are mounted on the annular inner wall of the outer shell, the axle rod is rotatably mounted on the inner side of the fixing ring, and a limiting ring is provided on the annular outer wall of the axle rod and on the bottom surface of the fixing ring to limit the displacement of the axle rod in the vertical direction, at least three blades are mounted on the bottom end of the annular outer wall of the axle rod, and the crushing plate is detachably mounted on the top surface of the axle rod to solve the problem in the prior art that while ensuring its oxygenation capacity, it is impossible to pursue a small aeration resistance loss.

[0004] The above device breaks bubbles by rotating the breaking plate to improve the oxygenation capacity. However, when the aeration device is not in use, impurities in the sewage will settle to the surface of the pore plate, causing the pore plate to be blocked and affecting air discharge. Utility Model Content

[0005] The purpose of the utility model is to provide a municipal sewage aeration device, which solves the problem that in an existing aeration tank for treating municipal domestic sewage, impurities in the sewage will settle to the surface of the pore plate when the aeration device is not in use, causing the pore plate to be blocked and affecting air discharge.

[0006] To achieve the above-mentioned objectives, the present invention provides an urban sewage aeration device, comprising an aeration tank body, an air compressor and a delivery pipe, wherein the air compressor is fixedly mounted on one side of the aeration tank body, the delivery pipe is mounted inside the aeration tank body and is connected to the air compressor, and further comprises an aeration assembly; the aeration assembly comprises an outer shell, an air hole plate, a first crushing plate, a second crushing plate and a driving member, the outer shell is fixedly mounted on the delivery pipe and is connected to the delivery pipe, the air hole plate is fixedly mounted on the top of the outer shell, the first crushing plate is rotatably mounted on the air hole plate, the driving member is arranged on the air hole plate, and the second crushing plate is connected to the air hole plate through the driving member.

[0007] Among them, the first crushing plate includes a rotating sleeve, a mounting plate and a first plate body, the rotating sleeve is rotatably mounted on the side of the air hole disk away from the outer shell; the mounting plate is fixedly mounted on the rotating sleeve and sleeved on the rotating sleeve; the first plate body is fixedly connected to the mounting plate and is arranged on the mounting plate.

[0008] In which, the driving component includes a sealing plug, a connecting rod, a spring and a turbine. The connecting rod is slidingly connected to the pore disk and the rotating sleeve, and passes through the pore disk; the sealing plug is fixedly connected to the connecting rod and is sleeved on the connecting rod; the two ends of the spring are respectively abutted against the sealing plug and the pore disk, and the spring is sleeved on the connecting rod; the turbine is fixedly connected to the connecting rod, and is located at the end of the connecting rod away from the second crushing plate.

[0009] Wherein, the second crushing plate includes a top plate and a second plate body, the top plate is fixedly connected to the connecting rod and is located at the top end of the connecting rod; the second plate body is fixedly mounted on the top plate.

[0010] Wherein, the connecting rod has a limiting groove, which is arranged on one side of the connecting rod; the rotating sleeve has a limiting protrusion, which is located on the side of the rotating sleeve close to the limiting groove, and the limiting protrusion extends into the limiting groove.

[0011] The utility model provides a city sewage aeration device. When in use, the delivery pipe delivers compressed air to the outer shell. At this time, the air drives the driving component to rise and rotate, and then drives the second crushing plate to rise and rotate, so that the second crushing plate and the first crushing plate are separated. At this time, the air holes on the air hole disk are exposed, and the air is discharged into the sewage through the air holes. At the same time, the larger bubbles are broken up by the rotation of the second crushing plate, thereby further improving the aeration effect; when the aeration is stopped, the air compressor stops working, and at this time the driving component resets and drives the second crushing plate to reset, so that the second crushing plate is fitted with the first crushing plate to close the air holes on the air hole disk, thereby preventing impurities in the sewage from settling and clogging the air holes, thereby achieving the purpose of preventing the air hole disk from being blocked and affecting the aeration effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art.

[0013] Figure 1 It is a schematic diagram of the overall structure of the urban sewage aeration device of the present utility model.

[0014] Figure 2 It is a schematic diagram of the installation structure of the second crushing plate of the utility model.

[0015] Figure 3 It is a structural schematic diagram of the driving component of the utility model.

[0016] Figure 4 This utility model Figure 3 Enlarged view of point A.

[0017] Figure 5 It is a schematic diagram of the installation structure of the installation plate of the utility model.

[0018] In the figure: 101-aeration tank body, 102-air compressor, 103-delivery pipe, 104-aeration assembly, 105-housing, 106-air hole disk, 107-first crushing plate, 108-second crushing plate, 109-driving member, 110-rotating sleeve, 111-mounting plate, 112-first plate body, 113-sealing plug, 114-connecting rod, 115-spring, 116-turbine, 117-top plate, 118-second plate body, 119-limiting groove, 120-limiting protrusion, 121-air hole. DETAILED DESCRIPTION

[0019] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be understood as limiting the present invention.

[0020] See also Figures 1 to 5 ,in Figure 1 This is the overall structural diagram of the urban sewage aeration device. Figure 2 This is a schematic diagram of the installation structure of the second crushing plate. Figure 3 It is a structural diagram of the driving component. Figure 4 yes Figure 3 A magnified image of point A, Figure 5 It is a schematic diagram of the installation structure of the mounting plate.

[0021] The utility model provides a municipal sewage aeration device, including an aeration tank body 101, an air compressor 102, a delivery pipe 103 and an aeration assembly 104, wherein the aeration assembly 104 includes a housing 105, an air hole plate 106, a first crushing plate 107, a second crushing plate 108 and a driving member 109, wherein the first crushing plate 107 includes a rotating sleeve 110, a mounting plate 111 and a first plate body 112, and the driving member 109 includes a sealing plug 113, a connecting rod 114, a spring 115 and a turbine 116, and the second crushing plate 108 includes a top plate 117 and a second plate body 118, the connecting rod 114 has a limiting groove 119, and the rotating sleeve 110 has a limiting protrusion 120. When aeration is performed, air drives the driving member 109 moves, and then the driving member 109 drives the second crushing plate 108 to move, so that the second crushing plate 108 and the first crushing plate 107 are separated. At this time, the air can be discharged through the pores 121 on the surface of the pore plate 106. When the aeration is stopped, the driving member 109 is reset, and then the second crushing plate 108 is driven to descend, so that the second crushing plate 108 and the first crushing plate 107 are fitted together, thereby sealing the pores 121 on the surface of the pore plate 106 to prevent the pores 121 from being blocked by precipitated impurities. It can be understood that the above scheme can be used to prevent impurities precipitated in sewage from blocking the pore plate 106, and can also be used to drive the second crushing plate 108 to rotate.

[0022] According to this specific embodiment, the air compressor 102 is fixedly installed on one side of the aeration tank body 101, the delivery pipe 103 is installed inside the aeration tank body 101 and is connected to the air compressor 102, the aeration tank body 101 is used to hold sewage, and multiple aeration components 104 are provided and evenly distributed on the delivery pipe 103. The compressed air is delivered to the delivery pipe 103 by the air compressor 102, and the air is delivered to each of the aeration components 104 through the multiple delivery pipes 103. The aeration components 104 form bubbles of air and dissipate them in the sewage in the aeration tank body 101, thereby aerating the sewage.

[0023] The outer shell 105 is fixedly mounted on the delivery pipe 103 and communicated with the delivery pipe 103, the air hole disc 106 is fixedly mounted on the top of the outer shell 105, the first crushing plate 107 is rotatably mounted on the air hole disc 106, the driving member 109 is provided on the air hole disc 106, and the second crushing plate 108 is connected to the air hole disc 106 through the driving member 109; a plurality of air holes 121 are provided on the air hole disc 106, and the air holes 121 pass through the air hole disc 106, and the driving member 109 can drive the second crushing plate 108 to rise and rotate; when in use, the delivery pipe 103 delivers compressed air to the outer shell 105, and the air drives the driving member 109 to rise and rotate, thereby driving the The second crushing plate 108 rises and rotates to separate the second crushing plate 108 from the first crushing plate 107. At this time, the air holes 121 on the air hole disk 106 are exposed, and the air is discharged into the sewage through the air holes 121. At the same time, the rotation of the second crushing plate 108 breaks up the larger bubbles, further improving the aeration effect. When aeration is stopped, the air compressor 102 stops working. At this time, the driving component 109 is reset and drives the second crushing plate 108 to reset, so that the second crushing plate 108 is fitted with the first crushing plate 107 to close the air holes 121 on the air hole disk 106, thereby preventing impurities in the sewage from settling and clogging the air holes 121, thereby preventing the air hole disk 106 from being blocked and affecting the aeration effect.

[0024] Secondly, the rotating sleeve 110 is rotatably mounted on the side of the air hole disk 106 away from the outer shell 105; the mounting plate 111 is fixedly mounted on the rotating sleeve 110 and sleeved on the rotating sleeve 110; the first plate body 112 is fixedly connected to the mounting plate 111 and is arranged on the mounting plate 111; a plurality of first plates 112 are provided and are evenly distributed on the mounting plate 111, and the first plate body 112 is a regular trapezoid.

[0025] At the same time, the connecting rod 114 is slidingly connected to the pore disk 106 and the rotating sleeve 110, and passes through the pore disk 106; the sealing plug 113 is fixedly connected to the connecting rod 114 and is sleeved on the connecting rod 114; the two ends of the spring 115 are respectively abutted against the sealing plug 113 and the pore disk 106, and the spring 115 is sleeved on the connecting rod 114; the turbine 116 is fixedly connected to the connecting rod 114, and is located at the end of the connecting rod 114 away from the second crushing plate 108.

[0026] In addition, the top plate 117 is fixedly connected to the connecting rod 114 and is located at the top of the connecting rod 114; the second plate body 118 is fixedly installed on the top plate 117; a plurality of second plate bodies 118 are provided and are evenly distributed on the top plate 117, and the second plate body 118 is an inverted trapezoid, so that the second plate body 118 can be embedded between two adjacent first plate bodies 112 after being lowered, so that the multiple first plate bodies 112 and the multiple second plate bodies 118 form a whole to cover and seal the air hole disk 106.

[0027] Finally, the limiting groove 119 is provided on one side of the connecting rod 114; the limiting protrusion 120 is located on the side of the rotating sleeve 110 near the limiting groove 119, and the limiting protrusion 120 extends into the limiting groove 119. When the connecting rod 114 rotates, the limiting protrusion 120 is driven to rotate, and the limiting protrusion 120 then drives the rotating sleeve 110 to rotate, achieving the purpose of the rotation of the rotating sleeve 110 driven by the rotation of the connecting rod 114.

[0028] When the urban sewage aeration device of the present invention is used, the sealing plug 113 is driven downward by the elasticity of the first spring 115, thereby driving the connecting rod 114, the top plate 117 and the second plate body 118 to move downward, so that the plurality of second plates 118 and the plurality of first plates 112 fit together, thereby sealing the air hole disk 106; when aeration is performed, compressed air enters the housing 105, at which time the sealing plug 113 moves upward under the action of the air, thereby driving the connecting rod 114, the top plate 117 and the second plate body 118 to move upward, so that the second plate body 118 fits together, thereby sealing the air hole disk 106; 18 is separated from the first plate 112, and the air can be discharged into the sewage through the air holes 121 on the air hole disk 106; during the air flow, the turbine 116 is also driven to rotate, so that the turbine 116 drives the connecting rod 114 and the top plate 117 to rotate, and then drives the second plate 118 to rotate. During the rotation of the connecting rod 114, the rotating sleeve 110, the mounting plate 111 and the first plate 112 are also driven to rotate, so that the first plate 112 and the second plate 118 are rotated during the aeration process, and the larger bubbles formed in the sewage are dispersed, thereby further improving the aeration effect.

[0029] The above disclosure is merely one or more preferred embodiments of the present application and is not intended to limit the scope of the present application. A person skilled in the art will understand that all or part of the processes of the above embodiments and equivalent changes made in accordance with the claims of the present application are still within the scope of the present application.

Claims

1. A municipal sewage aeration device, comprising an aeration tank body, an air compressor and a delivery pipe, wherein the air compressor is fixedly mounted on one side of the aeration tank body, the delivery pipe is mounted inside the aeration tank body and communicates with the air compressor, characterized in that: Also included are aeration components; The aeration assembly includes an outer shell, an air hole disk, a first crushing plate, a second crushing plate and a driving member. The outer shell is fixedly mounted on the delivery pipe and is connected to the delivery pipe. The air hole disk is fixedly mounted on the top of the outer shell. The first crushing plate is rotatably mounted on the air hole disk. The driving member is arranged on the air hole disk. The second crushing plate is connected to the air hole disk through the driving member.

2. The urban sewage aeration device according to claim 1, characterized in that: The first crushing plate includes a rotating sleeve, a mounting plate and a first plate body. The rotating sleeve is rotatably mounted on the side of the air hole disk away from the outer shell; the mounting plate is fixedly mounted on the rotating sleeve and sleeved on the rotating sleeve; the first plate body is fixedly connected to the mounting plate and is arranged on the mounting plate.

3. The urban sewage aeration device according to claim 2, characterized in that: The driving component includes a sealing plug, a connecting rod, a spring and a turbine. The connecting rod is slidingly connected to the air hole disk and the rotating sleeve, and passes through the air hole disk; the sealing plug is fixedly connected to the connecting rod and is sleeved on the connecting rod; the two ends of the spring are respectively in contact with the sealing plug and the air hole disk, and the spring is sleeved on the connecting rod; the turbine is fixedly connected to the connecting rod and is located at the end of the connecting rod away from the second crushing plate.

4. The urban sewage aeration device according to claim 3, characterized in that: The second crushing plate includes a top plate and a second plate body. The top plate is fixedly connected to the connecting rod and is located at the top end of the connecting rod. The second plate body is fixedly mounted on the top plate.

5. The urban sewage aeration device according to claim 4, characterized in that: The connecting rod has a limiting groove, which is arranged on one side of the connecting rod; the rotating sleeve has a limiting protrusion, which is located on a side of the rotating sleeve close to the limiting groove, and the limiting protrusion extends into the limiting groove.

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