CN213159423U

CN213159423U - Stirrer convenient for backflow

Info

Publication number: CN213159423U
Application number: CN202021794220.3U
Authority: CN
Inventors: 戈菊明
Original assignee: Suzhou Ledley Transmission Equipment Co Ltd
Current assignee: Jiangsu laideli transmission equipment Co.,Ltd.
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-05-11
Anticipated expiration: 2030-08-25

Abstract

The utility model discloses an agitator convenient to backward flow, include: the stirring device comprises a core bar, a turntable and first stirring blades, wherein the turntable is concentrically arranged at the bottom of the core bar, the first stirring blades are distributed on the turntable in an annular array manner, a plurality of backflow holes are axially arranged on the turntable, the diameter of the top opening of each backflow hole is larger than that of the bottom opening of each backflow hole to form a conical funnel structure, the backflow holes are distributed on the turntable in an annular array manner, and the distance between each backflow hole and the core bar is smaller than that between each first stirring blade and the core bar. In this way, agitator convenient to backward flow, the carousel can block the steam of rebound in following its below material to through the rotation of first stirring leaf drive carousel below material, utilize centrifugal force to get rid of material and steam to around, promote the contact and the heat utilization ratio of steam and other materials, and flow back to the carousel below through the material of backward flow hole above the carousel and supply.

Description

Stirrer convenient for backflow

Technical Field

The utility model relates to a agitator field especially relates to an agitator convenient to backward flow.

Background

The stirrer and the evaporator are commonly used in the fields of food, chemical industry, pharmacy and the like, and participate in the steps of heating, evaporation, concentration reaction and the like in the material production process. In order to improve the evaporation and concentration efficiency, a stirrer must be installed in part of the evaporators to improve the fluidity of the materials, so that the contact area of the materials with the side wall and the bottom of the inner cavity of the evaporator is increased to heat the materials, particularly, the materials are less and less along with the evaporation, and the driving of the stirrer to the materials is required to be not beneficial to improving the evaporation and concentration efficiency.

In the evaporation and concentration reaction process, the steam in the bottom material often rises straight and is finally discharged, the contact area with other materials is small, and the steam heat utilization rate is low. In addition, in order to meet the requirements of stirring of a small amount of materials or stirring under the condition that the materials are few at the last stage of concentration, the bottom of the stirrer needs to be closer to the bottom of the inner cavity of the evaporator, the gap between the bottom of the stirrer and the bottom of the inner cavity of the evaporator is small, the material capacity is small, and in the stirring process, the materials at the bottom of the stirrer are thrown out and cannot be supplemented in time, so that the heating evaporation and concentration efficiency is influenced, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the main technical problem who solves provides an agitator convenient to backward flow, realizes the material from the backward flow of top to agitator bottom, promotes production efficiency.

In order to solve the technical problem, the utility model discloses a technical scheme be: providing an agitator that facilitates backflow, comprising: the stirring device comprises a core bar, a turntable and first stirring blades, wherein the turntable is concentrically arranged at the bottom of the core bar, the first stirring blades are distributed on the turntable in an annular array manner, a plurality of backflow holes are axially arranged on the turntable, the diameter of the top opening of each backflow hole is larger than that of the bottom opening of each backflow hole to form a conical funnel structure, the backflow holes are distributed on the turntable in an annular array manner, and the distance between each backflow hole and the core bar is smaller than that between each first stirring blade and the core bar.

In a preferred embodiment of the present invention, the first stirring blade extends radially on the rotating disc to the outside of the edge thereof.

In a preferred embodiment of the present invention, a clamping groove corresponding to the rotary plate is provided at the rear end of the first stirring blade, and the first stirring blade is positioned on the rotary plate through the clamping groove and is welded and fixed.

In a preferred embodiment of the present invention, the first stirring blade has a square or parallelogram structure and perpendicularly crosses the rotary plate.

In a preferred embodiment of the present invention, the middle of the turntable is provided with a plug hole corresponding to the core bar, and the core bar penetrates through the plug hole and is welded and fixed.

In a preferred embodiment of the present invention, a plurality of second stirring blades are vertically disposed on the outer circle of the core bar above the turntable.

In a preferred embodiment of the present invention, a V-shaped groove is formed between two adjacent second stirring blades and is located right above the backflow hole.

In a preferred embodiment of the present invention, the surfaces of the core bar, the rotary table, the first stirring blade and the second stirring blade are respectively provided with an enamel coating.

The utility model has the advantages that: the utility model provides an agitator convenient to backward flow has adopted the carousel to carry out bearing of first stirring leaf very much, and the carousel can stop the steam from upward movement in its below material, and drive the rotation of carousel below material through first stirring leaf, utilize centrifugal force to get rid of material and steam to around, promote the contact and the heat utilization ratio of steam and other materials, and flow back to the carousel below through the material of backward flow hole above the carousel and supply, promote heating and stirring efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:

FIG. 1 is a schematic structural view of a preferred embodiment of a backflow-facilitating mixer of the present invention;

FIG. 2 is a schematic structural view of another preferred embodiment of the backflow-facilitating agitator of the present invention;

FIG. 3 is a sectional view taken along line A-A of FIG. 1;

fig. 4 is a schematic structural view of the first agitating blade of fig. 1.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 4, an embodiment of the present invention includes:

an agitator for facilitating backflow as shown in fig. 1, comprising: core bar 1, carousel 2 and first stirring leaf 3, carousel 2 sets up the bottom at core bar 1 with one heart, in this embodiment, carousel 2 middle part is provided with the jack that corresponds with core bar 1, core bar 1 runs through the jack and welded fastening, sound construction, and carousel 2 is located the bottom of core bar 1, be favorable to the reduction position height, more be close to the inner chamber bottom of evaporimeter, can satisfy the stirring of a small amount of material or the stirring under the less condition of concentrated final stage material, and carousel 2 can block the steam of rebound in the material from its below, avoid its vertical rising and direct escape.

Example 1:

as shown in fig. 1, the first stirring vanes 3 are distributed on the turntable 2 in an annular array, as shown in fig. 4, the rear end of the first stirring vanes 3 is provided with a clamping groove 31 corresponding to the turntable 2, and the first stirring vanes 3 are positioned on the turntable 2 through the clamping groove 31 and are welded and fixed, so as to avoid falling off.

In this embodiment, first stirring leaf 3 is square or parallelogram structure, it is big with material area of contact, and first stirring

leaf

3 and 2 vertical crossings of carousel, in addition, radially extend to its edge outside on the carousel 2 through first stirring leaf 3, can make first stirring leaf 3 along the carousel 2 rotatory rotation that can stir the material, and utilize centrifugal force to make the material and the steam of carousel 2 below throw to all around, increase the contact of steam and material, thereby promote heating efficiency and steam utilization ratio.

The rotary table 2 is axially provided with 6 backflow holes 5, as shown in fig. 3, the top opening diameter of the backflow holes 5 is larger than the bottom opening diameter of the backflow holes 5 to form a conical funnel structure, as shown in fig. 3, the backflow holes are beneficial to the fact that partial materials above the rotary table 2 flow back to the lower side of the rotary table 2 through the backflow holes 5 to be supplemented, and the problem that steam below the rotary table 2 directly escapes upwards through the backflow holes 5 is solved.

In this embodiment, the backflow holes 5 are distributed on the turntable 2 in an annular array, so that the uniformity of downward backflow of the material is improved. The distance between the reflux hole 5 and the core bar 1 is smaller than the distance between the first stirring blade 3 and the core bar 1, the reflux hole 5 is closer to the core bar 1, and the problem that steam below the rotary table 2 escapes upwards through the reflux hole 5 is further reduced.

Example 2:

as shown in fig. 2 and fig. 3, an improvement is made on the basis of embodiment 1, 6 second stirring blades 4 located above the turntable 2 are vertically added on the outer circle of the core bar 1, and the width of the second stirring blades 4 is small, but the slight stirring of the material above the turntable 2 can be realized. V-shaped grooves 6 located right above the backflow holes 5 are formed between every two adjacent second stirring blades 4, and the V-shaped grooves 6 are utilized for confluence, so that partial materials in the V-shaped grooves 6 can flow downwards and enter the lower portion of the rotary table 2 through the backflow holes 5.

In this embodiment, core bar 1, carousel 2, first stirring leaf 3 and second stirring leaf 4 surface are provided with the enamel coating respectively, promote corrosion-resistant effect, and application scope is more extensive.

To sum up, the utility model discloses an agitator convenient to backward flow who points out has promoted the utilization ratio of steam in the material to realized the backward flow of material, with promotion stirring heating efficiency.

The above is only the embodiment of the present invention, not limiting the scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the present invention, or directly or indirectly applied to other related technical fields, and all included in the same way in the protection scope of the present invention.

Claims

1. An agitator for facilitating backflow, comprising: the stirring device comprises a core bar, a turntable and first stirring blades, wherein the turntable is concentrically arranged at the bottom of the core bar, the first stirring blades are distributed on the turntable in an annular array manner, a plurality of backflow holes are axially arranged on the turntable, the diameter of the top opening of each backflow hole is larger than that of the bottom opening of each backflow hole to form a conical funnel structure, the backflow holes are distributed on the turntable in an annular array manner, and the distance between each backflow hole and the core bar is smaller than that between each first stirring blade and the core bar.

2. The backflow-facilitating mixer of claim 1 wherein the first mixing lobe extends radially on the rotor disc to an outer side of the rim thereof.

3. The stirrer facilitating backflow according to claim 2, wherein a clamping groove corresponding to the rotating disc is formed in the rear end of the first stirring blade, and the first stirring blade is positioned on the rotating disc through the clamping groove and is fixed through welding.

4. The backflow-facilitating agitator of claim 1, wherein the first agitating blade has a square or parallelogram configuration and perpendicularly intersects the rotating disc.

5. The backflow-facilitating mixer of claim 1 wherein the center of the turntable is provided with a plug hole corresponding to a core rod, and the core rod penetrates through the plug hole and is fixed by welding.

6. The backflow-facilitating mixer of claim 1 wherein the core rod is vertically provided with a plurality of second mixing blades on the outer circumference of the core rod above the turntable.

7. The backflow-facilitating agitator of claim 6, wherein a V-shaped groove is formed between adjacent two of the second agitating blades and is positioned directly above the backflow hole.

8. The backflow-facilitating mixer of claim 6 wherein the core pin, the turntable, the first mixing blade, and the second mixing blade are each provided with an enamel coating on a surface thereof.