CN209952867U

CN209952867U - Large-scale steel stirred tank

Info

Publication number: CN209952867U
Application number: CN201920662531.5U
Authority: CN
Inventors: 王争昪; 朱海泉; 李迪川
Original assignee: Jiangsu Secco Chemical Co Ltd
Current assignee: Jiangsu Secco Chemical Co Ltd
Priority date: 2019-05-10
Filing date: 2019-05-10
Publication date: 2020-01-17
Anticipated expiration: 2029-05-10

Abstract

The utility model discloses a large-scale steel stirred tank relates to stirred tank technical field. This large-scale steel stirred tank, including stirred tank, there is drive mechanism at stirred tank's top center department through the bolt fastening, and drive mechanism's top can be dismantled through the bolt and be connected with the motor, and the welding has horizontal baffle on stirred tank's the inner wall. This large-scale steel stirred tank, dual function through vertical baffle and horizontal baffle, the material is fully mixed in the stirred tank, the tangential flow along stirred tank wall circumferencial direction is disturbed to vertical baffle, produce tangential secondary vortex, horizontal baffle can disturb radial flow field and vertical flow field simultaneously, produce the secondary flow of a plurality of directions, the disturbance ability of material in stirred tank has been strengthened, in order to realize good stirring mixing effect under the relatively lower rotational speed, the mass transfer efficiency is improved, thereby reduce agitator motor's power and practice thrift the energy consumption, through the horizontal baffle structure, the possibility that forms concave parabola shape surface has been eliminated.

Description

Large-scale steel stirred tank

Technical Field

The utility model relates to a stirred tank technical field specifically is a large-scale steel stirred tank.

Background

The stirring kettle is widely applied to the industries of chemical industry, medicine, water treatment and the like, and is the most common and convenient mixing equipment for homogeneous phases or heterogeneous phases in chemical plants. In the prior art, the materials in the container generate radial and axial speed through the rotary motion of the stirring paddle, so that the aim of mixing the materials is fulfilled. In order to improve the mixing effect of the stirred tank, the flow strength of axial flow or radial flow is enhanced or the horizontal centrifugal force of tangential flow is inhibited from two points of consideration, and the mixing effect of the stirred tank is improved by changing the shape of a blade and arranging a vertical baffle on the inner wall of the stirred tank. However, although the strength of tangential flow can be inhibited by additionally arranging the vertical baffle, the effect of enhancing axial flow and radial flow is limited, the requirements on manufacturing process and installation are high due to the change of the number and the shape of the blades, secondary vortex is easy to generate, the stirring and mixing effect is not ideal, meanwhile, the existing stirring kettle is particularly developed in large-scale equipment, the stirring kettle is designed to be larger and larger, the diameter of the stirring kettle is as large as 4-5 meters, the capacity of the stirring kettle is as large as several hundreds of cubes, the stirring kettle with the material being concave downwards is frequently used, and the risk that a stirring shaft bearing is burnt out due to dry grinding caused by the fact that the stirring shaft bearing is not immersed by liquid materials is caused.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a large-scale steel stirred tank uses the back, through the horizontal baffle that sets up a plurality of different angles inside the stirred tank, has destroyed regular three-dimensional flow field in having the stirred tank, forms many places secondary flow field, reaches and improves the mixed effect, prevents the material surface to form recessed parabola shape simultaneously.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a large-scale steel stirred tank, includes stirred tank, there is drive mechanism at stirred tank's top center department through the bolt fastening, drive mechanism's top can be dismantled through the bolt and be connected with the motor, the welding has horizontal baffle on stirred tank's the inner wall, and stirred tank's inner wall is located the outside welding of horizontal baffle and has the connecting rod to the other end welding of connecting rod has vertical baffle.

Preferably, a stirring shaft is embedded in the stirring kettle on the vertical middle line, one end of the stirring shaft is connected with the transmission mechanism, and a stirring paddle is welded on the outer wall of the stirring shaft at the bottom.

Preferably, the bottom center of the stirring kettle is communicated with a discharge pipe, one side of the top of the stirring kettle, which is positioned on the transmission mechanism, is communicated with a feed pipe, and one side of the stirring kettle is communicated with a guide pipe.

Preferably, the overlooking projection of the horizontal baffle is of a net structure, the horizontal baffle can disturb a radial flow field and a vertical flow field simultaneously to generate secondary flows in multiple directions, the disturbance capability of materials in the stirring kettle is enhanced, and the possibility of forming a concave parabolic surface is eliminated through the structure of the horizontal baffle.

Preferably, the horizontal barrier is made of steel material in order to enhance durability of the horizontal barrier.

Preferably, the vertical baffles are four in number, and the four vertical baffles are uniformly distributed on the inner wall of the stirring kettle.

The utility model provides a large-scale steel stirred tank. The method has the following beneficial effects:

(1) this large-scale steel stirred tank, through the dual function of vertical baffle and horizontal baffle, the material is fully mixed in stirred tank, and vertical baffle disturbs the tangential flow along stirred tank wall circumferencial direction, produces tangential secondary vortex, and horizontal baffle can disturb radial flow field and vertical flow field simultaneously, produces the secondary flow of a plurality of directions, has strengthened the disturbance ability of material in stirred tank.

(2) This large-scale steel stirred tank to realize good stirring mixing effect under the rotational speed that is lower relatively, improve mass transfer efficiency, thereby reduce agitator motor's power saving energy consumption.

(3) The large-scale steel stirring kettle eliminates the possibility of forming a concave parabolic surface through a horizontal baffle plate structure.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the interior of the stirring tank according to the present invention;

FIG. 3 is a schematic view of the liquid level without the baffle plate;

fig. 4 is the liquid level situation diagram after the baffle is added.

In the figure: 1. stirring the mixture in a kettle; 2. a stirring shaft; 3. a horizontal baffle; 4. a conduit; 5. a stirring paddle; 6. a discharge pipe; 7. a connecting rod; 8. a vertical baffle; 9. a feed pipe; 10. a transmission mechanism; 11. an electric motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a large-scale steel stirred tank, including stirred tank 1, there is drive mechanism 10 at stirred tank 1's top center department through the bolt fastening, drive mechanism 10's top can be dismantled through the bolt and be connected with motor 11, motor 11 provides power for whole device, the welding has horizontal baffle 3 on stirred tank 1's the inner wall, the horizontal baffle 3 of setting has eliminated the possibility that forms recessed parabola shape surface, avoid (mixing) shaft 2's bearing probably not by the liquid material submergence and the risk that dry grinding burns out appears, protect (mixing) shaft 2, the life of extension device, and the outside welding that stirred tank 1's inner wall is located horizontal baffle 3 has connecting rod 7, and the other end welding of connecting rod 7 has vertical baffle 8, vertical baffle 8 set up quantity and angle can be according to stirred tank 1 container's the reasonable setting of size.

The designer inlays on being located vertical central line in stirred tank 1 and is equipped with (mixing) shaft 2, and the one end and the drive mechanism 10 of (mixing) shaft 2 are connected, and the outer wall of (mixing) shaft 2 is located the bottom welding and has stirring rake 5, stirred tank 1's bottom center department intercommunication is provided with row material pipe 6, arrange material pipe 6 and be used for accomplishing the material discharge after the stirring, and stirred tank 1's top is located one side intercommunication of drive mechanism 10 and is provided with inlet pipe 9, inlet pipe 9 is used for putting into the material, and stirred tank 1's one side intercommunication is provided with pipe 4, horizontal baffle 3 overlook the projection be network structure, horizontal baffle 3 adopts the steel material to make, can be angle steel or band steel material such as, vertical baffle 8 is provided with four altogether, and four vertical baffle 8 evenly distributed are on stirred tank 1's.

When in use, materials to be stirred can be put into the stirring device from the feeding pipe 9, the motor 11 is started, the stirring shaft 2 rotates to drive the stirring paddle 5 to rotate, the materials are mixed, the materials are fully mixed in the stirring kettle 1 through the dual functions of the vertical baffle plates 8 and the horizontal baffle plates 3, the vertical baffle plates 8 disturb tangential flow along the circumferential direction of the wall of the stirring kettle 1 to generate tangential secondary vortex, the horizontal baffle plates 3 can disturb a radial flow field and a vertical flow field simultaneously to generate secondary flow in multiple directions, the arrangement quantity and the angle of the vertical baffle plates 8 can be reasonably arranged according to the size of the stirring kettle 1, the structure of the horizontal baffle plates 3 is usually made of angle steel or flat steel type steel materials, the device can effectively enhance the mixing effect of the stirring kettle 1, improve the mass transfer efficiency, reduce the power of the stirring motor 11 and eliminate the possibility of forming a concave parabolic surface.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A large-scale steel stirred tank, includes stirred tank (1), its characterized in that: the top center department of stirred tank (1) has drive mechanism (10) through the bolt fastening, the top of drive mechanism (10) can be dismantled through the bolt and be connected with motor (11), the welding has horizontal baffle (3) on the inner wall of stirred tank (1), and the outside welding that the inner wall of stirred tank (1) is located horizontal baffle (3) has connecting rod (7) to the other end welding of connecting rod (7) has vertical baffle (8).

2. A large steel stirred tank according to claim 1, characterized in that: the stirring kettle (1) is internally provided with a stirring shaft (2) in an embedded manner on a vertical middle line, one end of the stirring shaft (2) is connected with a transmission mechanism (10), and the outer wall of the stirring shaft (2) is positioned at the bottom and welded with a stirring paddle (5).

3. A large steel stirred tank according to claim 1, characterized in that: the bottom center of the stirring kettle (1) is communicated with a discharge pipe (6), one side of the top of the stirring kettle (1), which is located on the transmission mechanism (10), is communicated with a feed pipe (9), and one side of the stirring kettle (1) is communicated with a guide pipe (4).

4. A large steel stirred tank according to claim 1, characterized in that: the overlook projection of the horizontal baffle (3) is a net structure.

5. A large steel stirred tank according to claim 1, characterized in that: the horizontal baffle (3) is made of steel materials.

6. A large steel stirred tank according to claim 1, characterized in that: the vertical baffles (8) are four in number, and the four vertical baffles (8) are uniformly distributed on the inner wall of the stirring kettle (1).