Multifunctional aerator

Abstract

The utility model discloses a multifunctional aerator, relates to the technical field of aerators, and aims to solve the technical problems that bubbles are not uniformly distributed during aeration at present, excessive or insufficient local aeration is easily caused, and the sewage treatment effect is influenced. Comprising an installation mechanism, an aeration mechanism arranged on the installation mechanism and a stirring mechanism arranged on the aeration mechanism, the installation mechanism comprises an installation disc, an air inlet pipe communicated with the installation disc is arranged at the lower portion of the side end of an air supply pipe, the aeration mechanism comprises an aeration disc, aeration pipes are installed on the aeration disc in an array mode, and the stirring mechanism is arranged on the aeration disc. The stirring mechanism comprises a mounting rod mounted at the upper end of the aeration disc, and a plurality of stirring rods are arranged on the mounting rod in an array. The aeration device disclosed by the utility model has the advantages that the aeration position can be continuously changed, so that bubbles can be more uniformly distributed in sewage, the condition of excessive or insufficient local aeration is avoided, comprehensive and efficient gas-liquid mass transfer is realized, and the requirement of aerobic microorganisms on oxygen is better met.

Description

TECHNICAL FIELD

[0001] The utility model relates to aerator technical field more specifically, relate to a multifunctional aerator. BACKGROUND

[0002] Aerator is the key equipment in the sewage treatment process, is mainly used to fill into air to sewage, to meet the demand of oxygen for oxygen of aerobic microorganism, promotes sewage purification. Its working principle is through the special design structure, air is dispersed into small bubbles, make it can contact with sewage fully, increase gas liquid mass transfer efficiency. In sewage treatment plant, industrial wastewater treatment etc. scene is widely applied, can effectively reduce the organic matter content in sewage, improve water quality, help environmental protection, plays an indispensable role to realize water resource's recycling.

[0003] At present, the aerator is fixedly arranged, and the aeration position is fixed during aeration. The bubbles are not uniformly distributed during aeration, so that each region in the sewage cannot be uniformly aerated, and the local aeration is prone to be excessive or insufficient, the bubbles are not convenient to fully and efficiently contact with the sewage, the gas-liquid mass transfer effect is poor, and the sewage treatment effect is affected. In view of this, the utility model provides a multifunctional aerator. UTILITY MODEL CONTENT

[0004] The utility model discloses a multifunctional aerator which overcomes the defects of the prior art and meets the practical needs, so as to solve the technical problem that the bubbles are not uniformly distributed during aeration, the local aeration is prone to be excessive or insufficient, and the sewage treatment effect is affected.

[0005] In order to solve the above technical problems, the utility model provides the following technical scheme: a multifunctional aerator, comprising a mounting mechanism, an aeration mechanism arranged on the mounting mechanism and a stirring mechanism arranged on the aeration mechanism, wherein the mounting mechanism comprises a mounting disc, the mounting disc is provided with mounting holes in array, a gas supply pipe is arranged on the mounting disc, a gas inlet pipe is arranged at the lower part of the side end of the gas supply pipe in communication, the aeration mechanism comprises an aeration disc, aeration pipes are arranged on the aeration disc in array, gas outlets are arranged on the aeration disc in array, the gas outlets are communicated with the aeration pipes, and the stirring mechanism comprises a mounting rod arranged on the upper end of the aeration disc, a plurality of stirring rods are arranged on the mounting rod in array.

[0006] Preferably, the gas supply pipe comprises a thick pipe part, a reducing part and a thin pipe part, the reducing part is arranged at the upper end of the thick pipe part, and the thin pipe part is arranged at the upper end of the reducing part.

[0007] Preferably, the aeration disc and the gas supply pipe are rotationally connected through a sealing bearing, the lower end of the aeration disc is provided with an extension hole, and the upper end of the gas supply pipe extends into the aeration disc from the extension hole.

[0008] Preferably, the upper and lower parts of the aeration disc are provided in the shape of a circular truncated cone, the diameter of the aeration disc gradually decreases from the middle to the upper end and the lower end, and the outer surface of the middle part of the aeration disc is provided in an acute angle.

[0009] Preferably, the aeration pipe is provided in an arc shape along the long axis direction, the cross section of the aeration pipe gradually decreases along the long axis direction, the cross section of the aeration pipe is triangular, the front end of the aeration pipe is provided in an acute angle, and the rear end of the aeration pipe is provided with an aeration hole.

[0010] Preferably, the stirring rods are provided in a downwardly curved arc shape along the long axis direction, the stirring rods form an umbrella-shaped structure, and the stirring rods cover the aeration mechanism.

[0011] Compared with the prior art, the aeration device has the following beneficial effects:

[0012] 1. The aeration disc and the aeration pipe structure are designed, the aeration disc is rotatably installed, the aeration pipe is provided in an arc shape along the long axis direction and has a triangular cross section with a gradually decreasing size, the aeration disc can rotate while aeration, the aeration position can be changed constantly, the bubbles can be more uniformly distributed in the sewage, the situation of excessive or insufficient aeration in a local area is avoided, the gas-liquid mass transfer is realized in a comprehensive and efficient manner, the demand of aerobic microorganisms for oxygen is better met, the sewage treatment effect is improved, the front end of the aeration pipe is provided in an acute angle, the outer surface of the middle part of the aeration disc is provided in an acute angle, the resistance during rotation is reduced, the aeration disc rotates more smoothly under the action of the airflow impact force, the efficiency of equipment operation is improved, the rotation of the disc can reduce the possibility of impurities adhering and accumulating on the aeration pipe, the design of the acute angle of the front end of the aeration pipe is not conducive to the retention of impurities, the impurities are not easy to accumulate on the aeration pipe, the risk of blockage is reduced, the problem of uneven bubble distribution during aeration is solved, the situation of excessive or insufficient aeration in a local area is likely to occur, and the sewage treatment effect is affected.

[0013] 2. The stirring rod structure is also designed, the stirring rods on the aeration disc can stir the sewage while the aeration disc rotates, the stirring rods provided in a downwardly curved arc shape form an umbrella-shaped structure and cover the aeration mechanism, the bubbles can be dispersed, the utilization rate of oxygen is improved, the oxygen is dissolved into the water more quickly, the stratification and dead angle of the water body are prevented, the substances in the water body are more uniformly distributed, the growth and metabolism of microorganisms are facilitated, the water quality is mixed, and the sewage treatment efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a front view structural schematic diagram of the utility model;

[0015] Figure 2 It is a structural schematic diagram of the aeration mechanism of the utility model.

[0016] Figure 3 It is the structure schematic view of the stirring mechanism of the utility model;

[0017] Figure 4 It is the structure schematic view of the aeration disc of the utility model;

[0018] Figure 5 It is the structure schematic view of the aeration pipe of the utility model;

[0019] Figure 6 It is the structure schematic view of the installation mechanism of the utility model.

[0020] Mark explanation in drawing: 100, installation mechanism;101, installation disc;102, gas supply pipe;1021, thick pipe part;1022, reducing part;1023, thin pipe part;103, air inlet pipe;200, aeration mechanism;201, aeration disc;2011, air outlet;2012, extension hole;202, aeration pipe;300, stirring mechanism;301, mounting rod;302, stirring rod. DETAILED DESCRIPTION

[0021] As Figures 1 to 6 shown, the utility model relates to a kind of multifunctional aerators, including installation mechanism 100 and the aeration mechanism 200 of installation mechanism 100 and the stirring mechanism 300 of aeration mechanism 200, installation mechanism 100 includes installation disc 101, and installation disc 101 is arrayed with installation hole, and installation disc 101 is installed with gas supply pipe 102, and the side end lower position of gas supply pipe 102 is provided with the air inlet pipe 103 of intercommunication, aeration mechanism 200 includes aeration disc 201, and aeration disc 201 is arrayed with aeration pipe 202, and aeration disc 201 is arrayed with air outlet 2011, and air outlet 2011 is communicated with aeration pipe 202, and stirring mechanism 300 includes mounting rod 301 installed in the upper end of aeration disc 201, and mounting rod 301 is arrayed with a plurality of stirring rod 302.The utility model can change aeration position constantly, so that bubble can be more evenly distributed in sewage, avoid the situation that local aeration is excessive or insufficient, realize comprehensive and efficient gas-liquid mass transfer, better meet the demand of aerobic microorganism to oxygen, improve sewage treatment effect.

[0022] Specifically, gas supply pipe 102 includes thick pipe part 1021, reducing part 1022 and thin pipe part 1023, reducing part 1022 is arranged at the upper end of thick pipe part 1021, and thin pipe part 1023 is arranged at the upper end of reducing part 1022.Gas supply pipe 102 is composed of thick pipe part 1021, reducing part 1022 and thin pipe part 1023, and this structure helps to stabilize airflow and adjust air pressure according to demand.

[0023] Further, the aeration disc 201 is rotatably connected with the air supply pipe 102 through a sealing bearing, and the lower end of the aeration disc 201 is provided with an extension hole 2012, and the upper end of the air supply pipe 102 extends into the aeration disc 201 from the extension hole 2012. Since the upper end of the air supply pipe 102 extends into the aeration disc 201, the air in the air supply pipe 102 can enter the aeration disc 201.

[0024] It is worth noting that the upper and lower parts of the aeration disc 201 are provided in the shape of a circular truncated cone, and the diameter of the aeration disc 201 gradually decreases from the middle to the upper end and the lower end, and the outer surface of the middle position of the aeration disc 201 is provided in an acute angle. The outer surface of the middle position of the aeration disc 201 is provided in an acute angle, which can reduce the resistance of the rotation of the aeration disc 201, so that the aeration disc 201 can rotate more smoothly.

[0025] It is worth noting that the aeration pipe 202 is provided in an arc shape along the long axis direction, and the cross section of the aeration pipe 202 gradually decreases along the long axis direction, and the cross section of the aeration pipe 202 is triangular, the front end of the aeration pipe 202 is acute, and the rear end of the aeration pipe 202 is provided with an aeration hole. The arc shape of the aeration pipe 202 along the long axis direction and the special shape of the gradually decreasing triangular cross section can make the airflow push the aeration pipe 202 while aeration, so as to make the aeration disc 201 rotate, and can continuously change the aeration position, so that the bubbles can be more uniformly distributed in the sewage, avoiding the situation of excessive or insufficient local aeration. The front end of the aeration pipe 202 is provided in an acute angle, which can reduce the resistance during rotation, and can facilitate the airflow to push to realize rotation.

[0026] It is worth noting that the stirring rod 302 is provided in an arc shape downward bending along the long axis direction, and a plurality of stirring rods 302 form an umbrella-shaped structure, and a plurality of stirring rods 302 cover the aeration mechanism 200 inside. The setting of the stirring rod 302 can stir the sewage, and a plurality of stirring rods 302 provided in an arc shape downward bending form an umbrella-shaped structure and cover the aeration mechanism inside, which can disperse the bubbles, improve the utilization rate of oxygen, and promote the oxygen to be dissolved into water more quickly.

[0027] Working principle: the embodiment provides a multifunctional aerator, when in use, air enters the air supply pipe 102 through the air inlet pipe 103, the air supply pipe 102 is composed of the thick pipe part 1021, the reducing part 1022 and the thin pipe part 1023, the structure is helpful to stabilize airflow and adjust air pressure according to requirements, then, air enters the aeration disc 201 from the air supply pipe 102, then the gas flow is discharged from the aeration hole at the rear end of the aeration pipe 202 and is dispersed into tiny bubbles, because the aeration disc 201 and the air supply pipe 102 are rotationally connected through the sealing bearing, the aeration pipe 202 is gradually reduced in the long axis direction, when there is airflow discharge, the airflow can push the aeration pipe 202, so that the aeration disc 201 can rotate around the air supply pipe 102 under the action of airflow impact force, the sharp corner setting at the front end of the aeration pipe 202 can reduce the resistance of rotation, because the aeration pipe 202 rotates can continuously change the aeration position, so that the bubbles can be more uniformly distributed in sewage, realize overall and efficient gas-liquid mass transfer, meet the oxygen demand of aerobic microorganisms, while the aeration disc 201 rotates, the stirring rod 302 on the aeration disc 201 can stir sewage, the stirring rod 302 with arc-shaped setting forms umbrella-shaped structure and covers the aeration mechanism 200 in the inside, can scatter the bubbles discharged by aeration, prevent bubbles from gathering in local areas to form larger bubbles, thereby reduce the rising speed of bubbles, prolong the residence time of bubbles in water body, improve the oxygen utilization rate, promote oxygen to be dissolved into water more quickly.

[0028] The embodiments of the utility model discloses the better embodiment, but is not limited to this, the ordinary skill of the art, the spirit of the utility model is appreciated to the above-mentioned embodiment, and different extension and change are made, but as long as not departing from the spirit of the utility model, all are within the protection scope of the utility model.

Claims

1. A multifunctional aerator, characterized in that, The system includes an installation mechanism (100), an aeration mechanism (200) mounted on the installation mechanism (100), and a stirring mechanism (300) mounted on the aeration mechanism (200). The installation mechanism (100) includes an installation plate (101) with an array of installation holes. An air supply pipe (102) is mounted on the installation plate (101), and an air inlet pipe (103) is connected to the lower part of the side end of the air supply pipe (102). The aeration mechanism (200) includes an aeration disc (201), on which aeration pipes (202) are arranged in an array. An air outlet (2011) is arranged in an array on the aeration disc (201), and the air outlet (2011) is connected to the aeration pipes (202). The stirring mechanism (300) includes a mounting rod (301) installed on the upper end of the aeration disc (201), on which a plurality of stirring rods (302) are arranged in an array.

2. The multifunctional aerator according to claim 1, characterized in that, The air supply pipe (102) includes a thick pipe section (1021), a variable diameter section (1022) and a thin pipe section (1023). The variable diameter section (1022) is located at the upper end of the thick pipe section (1021), and the thin pipe section (1023) is located at the upper end of the variable diameter section (1022).

3. A multifunctional aerator according to claim 2, characterized in that, The aeration disc (201) and the air supply pipe (102) are rotatably connected by a sealed bearing. The lower end of the aeration disc (201) is provided with an extension hole (2012), and the upper end of the air supply pipe (102) extends from the extension hole (2012) into the aeration disc (201).

4. A multifunctional aerator according to claim 3, characterized in that, The upper and lower parts of the aeration disc (201) are both frustum-shaped. The diameter of the aeration disc (201) gradually decreases from the middle to the upper and lower ends. The outer surface of the middle part of the aeration disc (201) is set with an acute angle.

5. A multifunctional aerator according to claim 4, characterized in that, The aeration pipe (202) is arc-shaped along its long axis. The cross-sectional size of the aeration pipe (202) gradually decreases along its long axis. The cross-section of the aeration pipe (202) is triangular. The front end of the aeration pipe (202) is acute. The rear end of the aeration pipe (202) is provided with an aeration hole.

6. A multifunctional aerator according to claim 5, characterized in that, The stirring rod (302) is arranged in a downward curved arc along the long axis direction, and a plurality of the stirring rods (302) form an umbrella-shaped structure, which covers the aeration mechanism (200).

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