Parabolic disc turbine stirrer

Abstract

The utility model belongs to the technical field of paraboloid disc turbine stirrers, and particularly relates to a paraboloid disc turbine stirrer which comprises a disc body and a plurality of parabola blades, a plurality of shearing through holes are formed in the parabola blades so as to improve the shearing capacity, gaps are formed in the parabola blades so as to improve the shearing capacity, and the parabola blades are arranged on the disc body. According to the paraboloid disc turbine stirrer provided by the utility model, the shearing through holes are formed, so that large bubbles can be sheared to be smaller, gas dispersion in a central area is facilitated, and the dispersion effect is improved; the gap has a flow guide function, disperses materials to the periphery, can improve the shearing effect and is beneficial to gas dispersion in a central area.

Description

Technical Field

[0001] The utility model belongs to the technical field of parabolic disc turbine stirrers, in particular to a parabolic disc turbine stirrer. Background Art

[0002] In the chemical industry, stirring equipment is one of the most common reaction equipment. It has the advantages of flexible operation and easy control in the mass transfer process. It is widely used in chemical, environmental protection, metallurgy, pharmaceutical and other fields, and occupies a very important position in industrial production applications.

[0003] The agitator is the core component of the mixing equipment and an important factor affecting the performance of the mixing equipment. According to the flow state of the fluid in the mixing equipment, the agitator can be divided into radial agitators, axial agitators and hybrid agitators. Among them, the parabolic disc turbine agitator in the radial agitator is widely used in the gas-liquid mixing process.

[0004] A parabolic disc turbine agitator generally includes a disc body and a number of parabolic blades. Its shearing capacity and bubble dispersion capacity need to be improved, which affects the stirring effect to a certain extent.

[0005] How to optimize the performance of parabolic disc turbine agitator is our improvement direction. Utility Model Content

[0006] The utility model provides a parabolic disc turbine stirrer which can solve the problems pointed out in the background technology.

[0007] A parabolic disc turbine stirrer comprises a disc body and a plurality of parabolic blades. The parabolic blades are provided with a plurality of shearing through holes to improve the shearing capacity, and the parabolic blades are provided with gaps to improve the shearing capacity.

[0008] Preferably, the gap is located at the center of the parabolic blade and is arranged along the length direction thereof.

[0009] Preferably, the parabolic blade comprises an upper arc-shaped blade and a lower arc-shaped blade, and the gap is formed between the upper arc-shaped blade and the lower arc-shaped blade.

[0010] Preferably, the upper arc-shaped blades and the lower arc-shaped blades are respectively threadedly connected to the upper and lower sides of the disc body through fixing plates.

[0011] Preferably, the upper arc-shaped blades and the lower arc-shaped blades are connected with each other by reinforcing ribs.

[0012] Preferably, the disc body is composed of at least two unit disc bodies.

[0013] Beneficial effects: The utility model provides a parabolic disc turbine agitator, which has the following advantages:

[0014] Setting shear holes can shear large bubbles into smaller ones, which is beneficial to the gas dispersion in the central area and improves the dispersion effect;

[0015] Setting the gap can guide the flow and disperse the materials around, improve the shearing effect, and facilitate the gas dispersion in the central area.

[0016] The disc body is composed of at least a combination of unit disc bodies, which is convenient for installation through the tank opening. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model.

[0018] Description of reference numerals:

[0019] Reference numerals in the figure: disc body 1; unit disc body 11; parabolic blade 2; upper arc blade 21; lower arc blade 22; fixing plate 23; reinforcing rib 24; bolt 25; gap 26; shear through hole 27. DETAILED DESCRIPTION

[0020] A specific implementation of the present utility model is described in detail below in conjunction with the accompanying drawings, but it should be understood that the protection scope of the present utility model is not limited by the specific implementation mode.

[0021] Example: Figure 1 As shown, a parabolic disc turbine agitator includes a disc body 1 and a plurality of parabolic blades 2. The parabolic blades 2 are provided with a plurality of shear holes 27 to improve the shearing capacity, that is, to shear the bubbles into smaller sizes, disperse them around, and make them easier to mix with the slurry. The parabolic blades 2 are provided with gaps 26 to improve the shearing capacity.

[0022] Specifically, the gap 26 is located at the center of the parabolic blade 2 and is arranged along its length direction. The parabolic blade 2 includes an upper arc-shaped blade 21 and a lower arc-shaped blade 22. A gap 26 is formed between the upper arc-shaped blade 21 and the lower arc-shaped blade 22. The upper arc-shaped blade 21 and the lower arc-shaped blade 22 are respectively threadedly connected to the upper and lower sides of the disc body 1 through a fixing plate 23. The threaded connection is connected through a plurality of bolts.

[0023] In some embodiments, reinforcing ribs 24 are used to strengthen the connection between the upper arc-shaped blade 21 and the lower arc-shaped blade 22 to improve the stability of the connection.

[0024] In some embodiments, the disc body 1 is composed of at least two unit disc bodies 11, and the unit disc bodies 11 can be connected by bolts 25. Gaskets can be set on the upper and lower sides of the bolts. There are fixing holes connected to the hub around the center hole of the disc body 1, so as to facilitate fixed connection with the stirring shaft after connection with the hub.

[0025] The above disclosures are only several specific embodiments of the present invention. However, the embodiments of the present invention are not limited thereto. Any changes that can be conceived by those skilled in the art should fall within the protection scope of the present invention.

Claims

1. A parabolic disc turbine agitator, comprising a disc body (1) and a plurality of parabolic blades (2), characterized in that: The parabolic blade (2) is provided with a plurality of shearing through holes (27) to improve the shearing capacity; and the parabolic blade (2) is provided with a gap (26) to improve the shearing capacity.

2. A parabolic disc turbine agitator according to claim 1, characterized in that: The gap (26) is located at the center of the parabolic blade (2) and is arranged along the length direction thereof.

3. A parabolic disc turbine agitator according to claim 2, characterized in that: The parabolic blade (2) comprises an upper arc-shaped blade (21) and a lower arc-shaped blade (22), and the gap (26) is formed between the upper arc-shaped blade (21) and the lower arc-shaped blade (22).

4. A parabolic disc turbine agitator according to claim 3, characterized in that: The upper arc-shaped blades (21) and the lower arc-shaped blades (22) are respectively threadedly connected to the upper and lower sides of the disc body (1) via fixing plates (23).

5. A parabolic disc turbine agitator according to claim 4, characterized in that: The upper arc-shaped blade (21) and the lower arc-shaped blade (22) are connected to each other by reinforcing ribs (24).

6. A parabolic disc turbine agitator according to any one of claims 1 to 5, characterized in that: The disc body (1) is composed of at least two unit disc bodies (11).

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