CN210261307U

CN210261307U - Vertical aeration mixer

Info

Publication number: CN210261307U
Application number: CN201920813006.9U
Authority: CN
Inventors: 李传阳
Original assignee: Nanjing Nanwei Environmental Protection Technology Co ltd
Current assignee: Nanjing Nanwei Environmental Protection Technology Co ltd
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2020-04-07
Anticipated expiration: 2029-05-31

Abstract

The utility model discloses a vertical aeration mixer, which relates to the technical field of hydraulic mechanical equipment, and comprises a stirring motor, wherein the stirring motor is connected with a hollow shaft in a transmission way, the lower end of the hollow shaft is provided with a stirring blade, the hollow shaft is provided with a first through hole communicated with an internal shaft hole, the external seal of the hollow shaft is sleeved with a hollow sleeve, the hollow sleeve is provided with a second through hole communicated with the internal shaft hole, and the second through hole is communicated with an air pump through an air inlet pipe; the utility model discloses an inside air pump will the air transportation hollow shaft, arrange to the aquatic from the tip of hollow shaft to produce the microbubble in the aquatic, simultaneously, agitator motor drive stirring vane is rotatory, under stirring vane is to the promotion of rivers, pushes away the place ahead with a large amount of oxygen bubbles, when stirring to the rivers, aerates the water, has effectively improved aeration quality and stirring effect.

Description

Vertical aeration mixer

Technical Field

The utility model relates to a hydraulic mechanical equipment technical field especially relates to a vertical aeration mixer.

Background

In the aerobic treatment process of the sewage treatment process, an aeration device is needed to aerate the sewage pool. Most of the existing aeration devices adopt a large number of aeration heads buried underwater, aeration is carried out by an air blower, a large number of pipelines need to be laid, a large number of underwater structures are arranged, a stirrer is reconfigured to push water flow, the installation is complex, the workload is large, the cost is high, and when the aeration devices break down, the pond cleaning treatment needs to be carried out, and the operation is very troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of overcoming the defects of the prior art and providing a vertical aeration stirrer.

In order to solve the technical problem, the technical scheme of the utility model as follows:

the utility model provides a vertical aeration mixer, includes agitator motor, the agitator motor transmission is connected with the hollow shaft, stirring vane is installed to the lower extreme of hollow shaft, set up the first through-hole with inside shaft hole intercommunication on the hollow shaft, the outside seal of hollow shaft has cup jointed hollow sleeve, set up the second through-hole with inside shaft hole intercommunication on the hollow sleeve, the second through-hole passes through intake pipe and air pump intercommunication.

Further, the stirring blade comprises a flow pushing propeller fixedly arranged at the lower end of the hollow shaft.

The stirring blade of the vertical aeration stirrer further comprises a crushing propeller fixedly arranged at the end part of the hollow shaft, and the plug flow propeller is positioned between the crushing propeller and the stirring motor.

The vertical aeration stirrer is characterized in that two ends of the hollow sleeve are connected with the hollow shaft through the sealing bearings, and the second through hole is formed in the side wall of the hollow sleeve between the two sealing bearings.

The vertical aeration stirrer is characterized in that the stirring motor is fixedly arranged on a support platform positioned at the upper end of the water tank.

The vertical aeration stirrer is characterized in that the stirring motor is fixedly arranged on the floating box floating on the water tank, and the floating box is fixedly connected with the edge of the water tank through the stay cable.

The utility model has the advantages that:

(1) the utility model discloses an air pump carries the air to between hollow sleeve and the hollow shaft, and the air gets into the hollow shaft inside through the first through-hole on the hollow shaft, then discharges to the aquatic from the tip of hollow shaft to produce the microbubble in the aquatic, simultaneously, stirring motor drive stirring vane is rotatory, under stirring vane's promotion to rivers, pushes away a large amount of oxygen-containing bubbles to the front, when stirring rivers, aerates the water, has effectively improved aeration quality and stirring effect;

(2) the utility model discloses well stirring vane includes pushing away the stream screw and is located the broken screw of hollow shaft lower extreme, and broken screw can cut, smash the air shaft exhaust gas, makes the bubble diameter that produces less, and pushes away the stream screw and can promote rivers and flow, makes the bubble melt in the rivers that the mixer produced, forms a longer column bubble area, and the bubble is long in the residence time under water, and the disturbance between the hydrone is big, does benefit to the solubility that increases oxygen, and is more efficient than simple direct aeration dissolution;

(3) the sealing bearings are arranged at the two ends of the hollow sleeve, the sealing performance between the hollow shaft and the hollow sleeve is ensured while the hollow shaft rotates in the hollow sleeve, and the influence of gas leakage on the aeration quality is avoided;

(4) the utility model discloses well agitator motor fixed mounting also can the direct mount on the flotation tank on support platform, consequently need not when using to build cell body and configuration aeration machine, directly add hang this device can, effectively the cost is reduced and the operation degree of difficulty has very strong commonality and practicality.

Drawings

FIG. 1 is a schematic structural view of example 1;

FIG. 2 is a schematic structural view of example 2;

FIG. 3 is a cross-sectional view of the lower portion of the hollow shaft;

wherein: 1. a stirring motor; 2. a hollow shaft; 3. a first through hole; 4. a hollow sleeve; 5. a second through hole; 6. an air inlet pipe; 7. an air pump; 8. a plug flow propeller; 9. crushing the propeller; 10. sealing the bearing; 11. a support platform; 12. a buoyancy tank.

Detailed Description

In order that the present invention may be more readily and clearly understood, a more particular description of the invention briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings.

Example 1:

the embodiment provides a vertical aeration mixer, which comprises a mixing motor 1, wherein the mixing motor 1 is fixedly arranged on a support platform 11 erected at the upper end of a water tank, and a through hole extending out of a driving shaft of the mixing motor 1 is formed in the middle of the support platform 11.

The drive shaft of agitator motor 1 is connected with hollow shaft 2 through the shaft coupling transmission, has seted up six first through-holes 3 on the lateral wall of hollow shaft 2, refers to fig. 3, and first through-hole 3 communicates with the inside shaft hole of hollow shaft 2. The hollow shaft 2 is sleeved with the hollow sleeve 4, the upper end and the lower end of the hollow sleeve 4 are respectively provided with the sealing bearing 10, the sealing bearing 10 at the upper end is sleeved outside the driving shaft of the stirring motor 1, and the sealing bearing 10 at the lower end is sleeved outside the hollow shaft 2, so that the hollow shaft 2 can rotate inside the hollow sleeve 4, and meanwhile, the sealing performance between the hollow shaft 2 and the hollow sleeve 4 is guaranteed.

Offer the second through-hole 5 with inside shaft hole intercommunication on hollow sleeve 4's lateral wall, placed air pump 7 on support platform 11, the end of giving vent to anger of air pump 7 passes through intake pipe 6 and second through-hole 5 intercommunication, air pump 7 can pass through intake pipe 6 with the air and carry to between hollow sleeve 4 and the hollow shaft 2, in the inside shaft hole of first through-hole 3 entering hollow shaft 2 on the 2 lateral walls of hollow shaft afterwards, discharge to the water by the tip opening of hollow shaft 2 at last.

Referring to fig. 1, a thrust propeller 8 is fixedly installed at the lower end of the hollow shaft 2, and a crushing propeller 9 is also fixedly installed below the thrust propeller 8, i.e., at the lower end of the hollow shaft 2.

Example 2:

the present embodiment provides a vertical aeration mixer, which is different from embodiment 1 in that: in the embodiment, the stirring motor 1 is fixedly installed on the buoyancy tank 12, the buoyancy tank 12 floats on the surface of the water pool, and both ends of the buoyancy tank 12 are fixedly connected with the edge of the water pool through guys, as shown in fig. 2.

The specific working description is as follows: firstly, air pump 7 carries the air to the clearance of hollow sleeve 4 and hollow shaft 2 in, the air passes through first through-hole 3 on the hollow shaft 2 afterwards and gets into in the inside shaft hole of hollow shaft 2, arrange to the water by the lower extreme of hollow shaft 2 at last, broken screw 9 can cut, smash the air of hollow shaft 2 combustion gas, make the bubble diameter of production less, impeller 8 can promote rivers and flow, make the bubble melt in the rivers that the mixer produced, form a longer column bubble area, aeration quality and stirring effect have been improved.

In addition to the above embodiments, the present invention may have other embodiments; all the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope claimed by the present invention.

Claims

1. The utility model provides a vertical aeration mixer, includes agitator motor (1), its characterized in that: the stirring motor (1) is connected with a hollow shaft (2) in a transmission way, the lower end of the hollow shaft (2) is provided with stirring blades,

offer first through-hole (3) with inside shaft hole intercommunication on hollow shaft (2), hollow shaft (2) external seal has cup jointed hollow sleeve (4), offer second through-hole (5) with inside shaft hole intercommunication on hollow sleeve (4), second through-hole (5) are through intake pipe (6) and air pump (7) intercommunication.

2. A vertical aeration blender according to claim 1 wherein: the stirring blade comprises a plug flow propeller (8) fixedly arranged at the lower end of the hollow shaft (2).

3. A vertical aeration blender according to claim 2 wherein: the stirring blade further comprises a crushing propeller (9) fixedly mounted at the end part of the hollow shaft (2), and the plug flow propeller (8) is located between the crushing propeller (9) and the stirring motor (1).

4. A vertical aeration blender according to claim 1 wherein: the two ends of the hollow sleeve (4) are connected with the hollow shaft (2) through sealing bearings (10), and the second through hole (5) is located on the side wall of the hollow sleeve (4) between the two sealing bearings (10).

5. A vertical aeration blender according to any one of claims 1 to 4 wherein: the stirring motor (1) is fixedly arranged on a support platform (11) positioned at the upper end of the water pool.

6. A vertical aeration blender according to any one of claims 1 to 4 wherein: stirring motor (1) fixed mounting floats on flotation tank (12) on the pond, flotation tank (12) pass through cable and pond limit portion fixed connection.