CN114684934A

CN114684934A - Ultramicro nano-bubble aeration device

Info

Publication number: CN114684934A
Application number: CN202210360192.1A
Authority: CN
Inventors: 许婷; 潘文博; 刘国亭; 杨华; 严冰; 韩志远; 解鸣晓
Original assignee: Tianjin Research Institute for Water Transport Engineering MOT
Current assignee: Tianjin Research Institute for Water Transport Engineering MOT
Priority date: 2022-04-07
Filing date: 2022-04-07
Publication date: 2022-07-01
Anticipated expiration: 2042-04-07
Also published as: CN114684934B

Abstract

The invention provides an ultramicro nano-bubble aeration device, which relates to the technical field of sewage treatment and comprises a cylinder and an air compressor, wherein the bottom of the cylinder is rotatably connected with a T-shaped rod, the T-shaped rod is hollow, two ends of the T-shaped rod are slidably connected with sleeves, one end of each sleeve is provided with an aeration head, the bottom end of the T-shaped rod is rotatably connected with the cylinder, the T-shaped rod is communicated with the air compressor through a first pipeline, the cylinder is provided with a driving device for driving the T-shaped rod to rotate, and the sleeves are provided with moving components for enabling the sleeves to do piston movement on the T-shaped rods when the T-shaped rods rotate; the air compressor is started to enable the aeration head to blow out ultramicro bubbles, meanwhile, the driving device is started to enable the T-shaped rod to drive the aeration head to rotate, and the barrel body does piston movement on the T-shaped rod under the action of the movement assembly, so that the aeration range is increased, and the aeration effect is high.

Description

Ultramicro nano-bubble aeration device

Technical Field

The invention relates to the technical field of sewage treatment, in particular to an ultramicro nano bubble aeration device.

Background

From clark and gaiche in 1912, uk discovered that aeration of sewage for a long period of time produced sludge, while water quality was significantly improved, the activated sludge process was closely linked to wastewater treatment. The activated sludge method is most widely applied in secondary biological treatment processes commonly adopted in developed countries.

However, there are generally two basic methods for conventional wastewater aeration, namely (1) blast aeration, in which air or pure oxygen is introduced into wastewater by using a submerged porous diffuser or an air nozzle. (2) The waste water is agitated by mechanical equipment to dissolve air in the atmosphere in the waste water, namely mechanical aeration. One of the essential elements of these two methods is dissolved oxygen, and in the absence of sufficient dissolved oxygen, aerobic microorganisms cannot exert oxidative decomposition.

Disclosure of Invention

The invention aims to provide an ultramicro-nano bubble aeration device, aiming at solving the problem that aerobic microorganisms cannot play a role in oxidative decomposition because the traditional wastewater aeration in the prior art does not have sufficient dissolved oxygen.

In order to achieve the purpose, the invention adopts the following technical scheme: the ultramicro nanometer bubble aeration device comprises a cylinder body and an air compressor, wherein a T-shaped rod is connected to the bottom of the cylinder body in a rotating mode, the T-shaped rod is hollow, sleeves are connected to two ends of the T-shaped rod in a sliding mode, an aeration head is installed at one end of each sleeve, the bottom end of the T-shaped rod is connected with the cylinder body in a rotating mode, the T-shaped rod is communicated with the air compressor through a first pipeline, a driving device used for driving the T-shaped rod to rotate is installed on the cylinder body, and a moving assembly used for enabling the sleeves to do piston movement on the T-shaped rod when the T-shaped rod rotates is installed on the sleeves.

In order to enable the sleeve to have the function of making the sleeve perform piston movement on the T-shaped rod, the invention adopts the further technical scheme that the movement assembly comprises a central shaft fixedly connected to the axis of the cylinder body, reciprocating threads are arranged at the bottom of the central shaft, nuts are meshed on the reciprocating threads, and connecting rods are hinged between the nuts and the sleeve.

In order to enable the T-shaped rod to have the function of driving the T-shaped rod to rotate, the further technical scheme of the T-shaped rod driving device is that the driving device comprises a motor arranged on a cylinder body, belt wheels are fixedly connected to the output end of the motor and the bottom of the T-shaped rod, and the two belt wheels are in transmission connection through a belt.

In order to enhance the mixing effect, the central shaft is rotatably connected with a plurality of stirring wheels, a transmission assembly for driving the stirring wheels to rotate is installed in the cylinder, and the input end of the transmission assembly is fixedly connected with the output end of the motor.

According to a further technical scheme, the transmission assembly comprises a gear ring fixedly connected to the outer ring of the stirring wheel, the output end of the motor is fixedly connected with a plurality of first gears, and the first gears are in transmission connection with the gear ring.

According to a further technical scheme, all the first gears are divided into two groups, wherein one group of the first gears is meshed with the gear ring, and the other group of the first gears is meshed with the gear ring through the second gear.

In order to enable the invention to have the effect of enabling two adjacent stirring wheels to rotate in the direction, the invention has the further technical scheme that two groups of first gears are arranged in a staggered mode.

In order to further enhance the aeration effect, the invention adopts the further technical scheme that micropores are formed in a stirring rod in the stirring wheel, the stirring rod and a central shaft are both of a hollow structure, a rotary joint is mounted at the center of the stirring wheel, the stirring rod is communicated with the central shaft through the rotary joint, and the central shaft is communicated with an air compressor through a second pipeline.

According to a further technical scheme, a three-way control valve is mounted on the air compressor, and the other two ends of the three-way control valve are respectively connected with a first pipeline and a second pipeline.

According to a further technical scheme, the barrel is provided with an observation window.

The invention has the beneficial effects that:

1. when the invention is used, the air compressor is started to enable the aeration head to blow out ultramicro bubbles, the driving device is started to enable the T-shaped rod to drive the aeration head to rotate, and the cylinder body performs piston motion on the T-shaped rod under the action of the motion assembly, so that the aeration range is enlarged, and the aeration effect is high.

2. When the oxygen mixing device is used, the starting motor drives the first gear to rotate with the gear ring, so that the stirring wheel rotates, and the oxygen mixing effect is enhanced.

3. When the aerator is used, the air compressor is started to enable air to enter the second pipeline, then enter the central shaft and finally go out of the micropores through the stirring rod, so that the aeration quantity is increased.

Drawings

Fig. 1 is a schematic view of the internal structure of an embodiment of the present invention.

Fig. 2 is a cross-sectional view of a cartridge in an embodiment of the invention.

Fig. 3 is a cross-sectional view of a stirring wheel in an embodiment of the invention.

Fig. 4 is a schematic structural diagram of an embodiment of the present invention.

In the figure: 1. a barrel; 2. an air compressor; 3. a T-shaped rod; 4. a sleeve; 5. an aeration head; 6. a first conduit; 7. a central shaft; 8. a nut; 9. a connecting rod; 10. a motor; 11. a pulley; 12. a stirring wheel; 13. A first gear; 14. a second gear; 15. a rotary joint; 16. a second conduit; 17. a three-way control valve; 18. a ring gear; 19. a belt.

Detailed Description

The following further describes embodiments of the present invention with reference to the drawings.

As shown in fig. 1 to 4, an ultramicro nanobubble aeration apparatus includes a cylinder 1 and an air compressor 2, the bottom of the cylinder 1 is rotatably connected with a T-shaped rod 3, the T-shaped rod 3 is hollow, two ends of the T-shaped rod 3 are slidably connected with sleeves 4, one end of each sleeve 4 is provided with an aeration head 5, the bottom end of the T-shaped rod 3 is rotatably connected with the cylinder 1, the T-shaped rod 3 is communicated with the air compressor 2 through a first pipeline 6, the cylinder 1 is provided with a driving device for driving the T-shaped rod 3 to rotate, and the sleeves 4 are provided with moving components for enabling the sleeves 4 to perform piston movement on the T-shaped rods 3 when the T-shaped rods 3 rotate.

In the embodiment, the air compressor 2 is started to enable the aeration head 5 to blow out ultramicro bubbles, meanwhile, the driving device is started to enable the T-shaped rod 3 to drive the aeration head 5 to rotate, and the barrel 1 performs piston motion on the T-shaped rod 3 under the action of the motion assembly, so that the aeration range is increased, and the aeration effect is high.

Specifically, the moving assembly comprises a central shaft 7 fixedly connected to the axis of the barrel 1, a reciprocating screw thread is arranged at the bottom of the central shaft 7, a nut 8 is meshed with the reciprocating screw thread, a connecting rod 9 is hinged between the nut 8 and the sleeve 4, the T-shaped rod 3 rotates to enable the nut 8 to lift on the reciprocating screw thread, so that the connecting rod 9 moves, and the barrel 1 performs piston movement on the T-shaped rod 3.

Specifically, drive arrangement is including installing motor 10 on barrel 1, the equal fixedly connected with band pulley 11 in the output of motor 10 and the bottom of T shape pole 3, two pass through belt 19 transmission connection between the band pulley 11.

Further, the central shaft 7 is rotatably connected with a plurality of stirring wheels 12, a transmission assembly used for driving the stirring wheels 12 to rotate is installed in the barrel body 1, and the input end of the transmission assembly is fixedly connected with the output end of the motor 10.

Specifically, the transmission assembly comprises a gear ring 18 fixedly connected to the outer ring of the stirring wheel 12, the output end of the motor 10 is fixedly connected with a plurality of first gears 13, the first gears 13 are in transmission connection with the gear ring 18, and the starting motor 10 enables the first gears 13 to drive the gear ring 18 to rotate, so that the stirring wheel 12 rotates, and the oxygen mixing effect is enhanced.

Further, all the first gears 13 are divided into two groups, wherein one group of the first gears 13 is meshed with the gear ring 18, and the other group of the first gears 13 is meshed with the gear ring 18 through the second gear 14.

Preferably, two sets of the first gears 13 are arranged in a staggered manner, so that the rotation directions of two adjacent stirring wheels 12 are opposite.

Furthermore, micropores are formed in a stirring rod in the stirring wheel 12, the stirring rod and the central shaft 7 are both of a hollow structure, a rotary joint 15 is installed at the center of the stirring wheel 12, the stirring rod and the central shaft 7 are communicated through the rotary joint 15, the central shaft 7 is communicated with the air compressor 2 through a second pipeline 16, the air compressor 2 is started to enable air to enter the second pipeline 16, then enter the central shaft 7, and finally go out of the micropores through the stirring rod, so that the aeration quantity is increased.

Further, a three-way control valve 17 is installed on the air compressor 2, and the other two ends of the three-way control valve 17 are respectively connected with the first pipeline 6 and the second pipeline 16.

Preferably, the barrel 1 is provided with an observation window.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an ultra-micro nanometer bubble aeration equipment, its characterized in that includes barrel (1) and air compressor machine (2), the bottom of barrel (1) is rotated and is connected with T shape pole (3), T shape pole (3) are hollow, the both ends sliding connection of T shape pole (3) has sleeve (4), aeration head (5) are installed to the one end of sleeve (4), the bottom and barrel (1) of T shape pole (3) rotate to be connected, T shape pole (3) are through first pipeline (6) and air compressor machine (2) intercommunication, install the drive arrangement who is used for driving T shape pole (3) rotatory on barrel (1), install on sleeve (4) and make sleeve (4) do the motion subassembly of piston motion on T shape pole (3) when T shape pole (3) are rotatory.

2. The ultramicro-nanobubble aeration device according to claim 1, characterized in that the moving assembly comprises a central shaft (7) fixedly connected to the axis of the cylinder (1), the bottom of the central shaft (7) is provided with a reciprocating thread, a nut (8) is engaged on the reciprocating thread, and a connecting rod (9) is hinged between the nut (8) and the sleeve (4).

3. The ultramicro nanobubble aeration apparatus according to claim 2, wherein the driving device comprises a motor (10) installed on the barrel (1), the output end of the motor (10) and the bottom of the T-shaped rod (3) are both fixedly connected with belt wheels (11), and the two belt wheels (11) are in transmission connection through a belt (19).

4. The ultramicro nanobubble aeration apparatus according to claim 3, wherein a plurality of stirring wheels (12) are rotatably connected to the central shaft (7), a transmission assembly for driving the stirring wheels (12) to rotate is installed in the cylinder (1), and the input end of the transmission assembly is fixedly connected to the output end of the motor (10).

5. The ultramicro-nanobubble aeration device according to claim 4, wherein the transmission assembly comprises a gear ring (18) fixedly connected to the outer ring of the stirring wheel (12), the output end of the motor (10) is fixedly connected with a plurality of first gears (13), and the first gears (13) are in transmission connection with the gear ring (18).

6. An ultra-micro nanobubble aeration device according to claim 5, characterized in that all the first gears (13) are divided into two groups, wherein one group of the first gears (13) is engaged with the gear ring (18), and the other group of the first gears (13) is engaged with the gear ring (18) through the second gear (14).

7. An aeration device according to claim 6, characterized in that two sets of said first gears (13) are staggered.

8. The ultramicro-nanobubble aeration apparatus according to claim 4, wherein the stirring rod in the stirring wheel (12) is provided with micropores, the stirring rod and the central shaft (7) are both hollow structures, a rotary joint (15) is installed at the center of the stirring wheel (12), the stirring rod and the central shaft (7) are communicated through the rotary joint (15), and the central shaft (7) is communicated with the air compressor (2) through a second pipeline (16).

9. The ultramicro nanobubble aeration apparatus according to claim 8, characterized in that the air compressor (2) is installed with a three-way control valve (17), and the other two ends of the three-way control valve (17) are respectively connected with the first pipeline (6) and the second pipeline (16).

10. An ultra micro nano bubble aeration apparatus according to any one of claims 1 to 9, wherein the cylinder (1) is provided with an observation window.