CN210522304U

CN210522304U - Spiral stirring device

Info

Publication number: CN210522304U
Application number: CN201921233399.2U
Authority: CN
Inventors: 赵萌; 王菲
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-05-15
Anticipated expiration: 2029-07-31

Abstract

The application provides a spiral agitating unit, including compounding cavity and spiral stirring portion, spiral stirring portion includes rotation axis and helical blade, spiral stirring portion is still including mixing material portion, mix material portion set up in between rotation axis and the helical blade. Mix the effect of material portion in this application and be, prevent to mix the material in-process on the one hand, because the solid content of material is great or material viscosity is big to be blocked between helical blade and rotation axis at the stirring in-process, on the other hand further increases the area of contact of spiral stirring portion and material, and multi-direction multi-angle is stirred the material, improves stirring efficiency and stirring homogeneity.

Description

Spiral stirring device

Technical Field

The application relates to the technical field of stirring equipment, in particular to a spiral stirring device.

Background

Mixing stirring is the indispensable production technology of modern industry, is often used for fields such as chemical industry, food, building materials, medicine, chemical fertilizer, arranges double-deck helical blade on the transmission main shaft of mixer in order to improve stirring efficiency among the current agitating unit, and inside spiral is carried the material to the outside, and outside spiral is with the material to inside gathering. The materials form a low-power high-efficiency mixing environment under the convection motion of the double-layer spiral belt. The inner and outer diameter screws arranged on the stirring shaft drive materials in the barrel body, so that the stirrer can turn the materials in the barrel body within the maximum range, and the mixed materials can be uniformly mixed in a short time.

CN208526483U discloses high-efficient machine that mixes of low-speed, including the compounding cabin, and divide first support frame and the second support frame of locating compounding cabin both sides, be equipped with the (mixing) shaft that possesses rotary displacement in the compounding cabin, arranged double-deck helical blade on the (mixing) shaft, be equipped with (mixing) shaft actuating mechanism on the first support frame, the axle drive end and the stirring shaft drive of (mixing) shaft actuating mechanism are connected, be equipped with on the second support frame and be used for driving the compounding cabin around the rotatory compounding cabin actuating mechanism of (mixing) shaft in the compounding cabin. The utility model discloses an adopt (mixing) shaft and compounding cabin dual drive structure, avoid having the dead angle material, can improve mixing efficiency for it is more even to mix. But even if this application has used double-deck helical blade and blending bunker dual drive structure, still can have dead angle and long-pending material problem near around the double-deck helical blade in the blending bunker, influence the homogeneity of ejection of compact, and the rotation of double helical blade takes place simultaneously with the blending bunker rotation for the mixing process of whole material is difficult to control, and the structure is complicated.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the application provides a spiral stirring device, including compounding cavity and spiral stirring portion, spiral stirring portion includes rotation axis and helical blade, spiral stirring portion is still including mixing material portion, mix material portion set up in between rotation axis and the helical blade. Mix the effect of material portion in this application and be, prevent to mix the material in-process on the one hand, because the solid content of material is great or material viscosity is big to be blocked between helical blade and rotation axis at the stirring in-process, on the other hand further increases the area of contact of spiral stirring portion and material, and multi-direction multi-angle is stirred the material, improves stirring efficiency and stirring homogeneity.

Further, the material mixing part comprises a plurality of material mixing plates, and the material mixing plates are connected with the rotating shaft and/or the helical blades. In this application, the material mixing plate and the rotating shaft and the helical blade are in synchronous rotation motion.

Further, the material mixing plate is arranged in parallel with the rotating shaft.

Further, a first gap is formed between the material mixing plate and the rotating shaft, and a second gap is formed between the material mixing plate and the helical blade. First clearance, second clearance set up in this application are for further improving the area of contact of spiral stirring portion with the material, improve stirring efficiency and stirring homogeneity.

Further, the helical blade set up in the rotation axis is peripheral, helical blade includes first helical blade and second helical blade, first helical blade set up in the second helical blade is peripheral, first helical blade with the pitch of second helical blade equals, first helical blade with the opposite setting of spiral direction of second helical blade, the flitch sets up in the second helical blade with between the rotation axis. Double-deck helical blade revolves to opposite in this application, and inside spiral is carried the material to the outside, and outside spiral is with the material to inside gathering, and the material forms convection current motion under double-deck helical blade's effect, forms a low-power efficient mixed environment, has improved stirring efficiency. The pitch that double-deck helical blade set up in this application equals, the stirring homogeneity when having improved multiple material mixing stirring.

Furthermore, first helical blade through a plurality of bracing pieces in proper order with second helical blade and the rotation axis links to each other, the bracing piece with the rotation axis sets up perpendicularly, the bracing piece passes first helical blade and second helical blade's maximum diameter department. First helical blade, second helical blade and rotation axis pass through the bracing piece and link to each other in this application, make it do synchronous revolution.

Further, the rotation axis set up in compounding cavity center, the rotation axis is close to the one end of compounding cavity inner wall is provided with swing joint portion, the rotation axis passes through swing joint portion and links to each other with the spindle nose of rotation axis, swing joint portion is flange. The rotation axis adopts swing joint portion to be connected with the spindle nose in this application, can pull out the compounding cavity with rotation axis, helical blade during the maintenance and maintain or change.

Furthermore, the shaft head is connected with the outer wall of the mixing chamber through a bearing seat, and a discharge hole is formed in the lower end of the mixing chamber. Only need open the discharge door during this application ejection of compact, the material just can come out automatically, realizes the automatic discharging.

The beneficial effect of this application is as follows:

1. the material mixing part has the effects that on one hand, in the material mixing process, the solid content of materials is larger or the viscosity of the materials is larger, so that the materials are clamped between the spiral blade and the rotating shaft in the stirring process, on the other hand, the contact area between the spiral stirring part and the materials is further increased, the materials are stirred in multiple directions and multiple angles, and the stirring efficiency and the stirring uniformity are improved;

2. the first gap and the second gap are arranged to further increase the contact area between the spiral stirring part and the material, and improve the stirring efficiency and the stirring uniformity;

3. in the application, the rotating directions of the double-layer helical blades are opposite, the inner helix conveys materials to the outer side, the outer helix gathers the materials to the inner side, and the materials form convection motion under the action of the double-layer helical blades, so that a low-power and high-efficiency mixing environment is formed, and the stirring efficiency is improved;

4. the double-layer helical blades are arranged at equal pitches, so that the stirring uniformity of various materials during mixing and stirring is improved;

5. in the application, the rotating shaft and the shaft head are connected by the movable connecting part, so that the rotating shaft and the helical blades can be detached from the mixing cavity for maintenance or replacement during maintenance;

6. only need open the discharge door during this application ejection of compact, the material just can come out automatically, realizes the automatic discharging.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic structural view of a helical stirring device of the present application;

FIG. 2 is a schematic structural view of another helical stirring device of the present application;

FIG. 3 is a schematic structural view of a helical blade of the present application;

FIG. 4 is a schematic structural view of another helical stirring device of the present application;

fig. 5 is a schematic structural diagram of a discharge port in the mixing chamber in the present application.

Detailed Description

In order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below.

In addition, in the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Example 1

A spiral stirring device comprises a mixing chamber 1 and a spiral stirring part 2, wherein the spiral stirring part 2 comprises a rotating shaft 3 and a spiral blade 4, the spiral stirring part 2 further comprises a material stirring part 5, and the material stirring part 5 is arranged between the rotating shaft 3 and the spiral blade 4.

This embodiment is at the during operation, the material that needs the mixing stirring is placed in compounding chamber 1, rotation axis 3 drives spiral stirring portion 2 and is rotary motion in compounding chamber 1, thereby make the material obtain even stirring under the effect of spiral stirring portion 2, wherein including setting up in rotation axis 3 outlying helical blade 4 in spiral stirring portion 2, still including setting up the material portion of mixing 5 between rotation axis 3 and helical blade 4, the material is under helical stirring power of helical blade 4 and the combined action of the centrifugal stirring of material portion 5, make the area of contact between spiral stirring portion 2 and the material bigger, the stirring scope is bigger, the homogeneity of stirring efficiency and material has been improved.

It is understood that the helical blade 4 in the present application may be a double-layer helical blade as in patent document CN208526483U, or may be a single-layer helical blade.

It is understood that the material mixing part 5 in the present application may be a material mixing rod, a material mixing plate, etc.

It can be understood that the material stirring part 5 in the present application may be connected to the rotating shaft 3 or the helical blade 4, that is, the material stirring part 5 may move synchronously with the rotating shaft 3 and the helical blade 4, or one end of the material stirring part 5 may be connected to a rotating motor, that is, the material stirring part 5 performs a self-rotation movement in the gap between the rotating shaft 3 and the helical blade 4.

It can be understood that, as shown in fig. 5, the lower end of the mixing chamber 1 in the present embodiment is provided with a discharge port 11.

Example 2

Based on embodiment 1, the specific structure of the helical stirring section 2 of this embodiment is described in detail, and as shown in fig. 2 to 4, the material stirring section 5 of this embodiment includes a plurality of material stirring plates 51, and the material stirring plates 51 are connected to the rotating shaft 3 and/or the helical blades 4. A first gap 61 is provided between the material stirring plate 51 and the rotary shaft 3, and a second gap 62 is provided between the material stirring plate 51 and the helical blade 4.

The helical blade 4 is disposed at the periphery of the rotating shaft 3, the helical blade 4 includes a first helical blade 41 and a second helical blade 42, the first helical blade 41 is disposed at the periphery of the second helical blade 42, the pitches of the first helical blade 41 and the second helical blade 42 are equal, and the material mixing plate 51 is disposed between the second helical blade 42 and the rotating shaft 3. The first helical blade 41 is connected with the second helical blade 42 and the rotating shaft 3 in sequence through a plurality of support rods 7, the support rods 7 are arranged perpendicular to the rotating shaft 3, and the support rods 7 penetrate through the maximum diameters of the first helical blade 41 and the second helical blade 42. The material mixing plate 51 is connected with a plurality of support rods 7.

When the spiral stirring portion 2 in this embodiment works, the rotating shaft 3 drives the first helical blade 41, the second helical blade 42 and the material mixing plate 51 to synchronously rotate through the supporting rod 7 when rotating, and when the spiral stirring portion 2 rotates, the materials in the material mixing chamber 1 are uniformly stirred.

It is understood that the material stirring plate 51 in the present embodiment is disposed in parallel with the rotary shaft 3.

It will be appreciated that the first gap 61 and the second gap 62 in this embodiment are sized to not seize material and to allow the material to pass through smoothly for effective contact and agitation.

Example 3

In this embodiment, a specific structure of the rotating shaft 3 is described in detail based on embodiment 1, as shown in fig. 2 and fig. 4, the rotating shaft 3 in this embodiment is disposed at the center of the mixing chamber 1, a movable connection portion 8 is disposed at one end of the rotating shaft 3 close to the inner wall of the mixing chamber 1, the rotating shaft 3 is connected to the shaft head 31 of the rotating shaft 3 through the movable connection portion 8, and the movable connection portion 8 is a connection flange 81. The shaft head 31 is connected with the outer wall of the mixing chamber 1 through a bearing seat 9.

In the embodiment, when the spiral stirring part 2 needs to be taken out of the mixing chamber 1 for maintenance or replacement of a certain component, the connecting flanges 81 at the two ends of the rotating shaft 3 are disassembled, and the spiral stirring part 2 can be taken out for maintenance, cleaning or replacement.

It will be appreciated that the material-stirring plate 51 is arranged parallel to the axis of rotation 3.

It can be understood that the movable connecting portion 8 of the present embodiment may also be other movable connecting structures such as a snap connection, a bolt, and the like.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. The utility model provides a spiral agitating unit, includes compounding cavity and spiral stirring portion, spiral stirring portion includes rotation axis and helical blade, its characterized in that, spiral stirring portion is still including mixing material portion, mix material portion set up in between rotation axis and the helical blade.

2. A helical mixing apparatus as claimed in claim 1, wherein said mixing portion comprises a plurality of mixing plates, said mixing plates being connected to said rotary shaft and/or said helical blades.

3. A helical mixing apparatus as claimed in claim 2, wherein said material mixing plate is disposed parallel to the axis of said rotary shaft.

4. A helical mixing device according to claim 2, wherein a first gap is provided between said material mixing plate and said rotary shaft, and a second gap is provided between said material mixing plate and said helical blade.

5. The helical mixing device according to claim 2, wherein said helical blade is disposed at the periphery of said rotating shaft, said helical blade comprises a first helical blade and a second helical blade, said first helical blade is disposed at the periphery of said second helical blade, the pitch of said first helical blade is equal to that of said second helical blade, the helical direction of said first helical blade is opposite to that of said second helical blade, and said material mixing plate is disposed between said second helical blade and said rotating shaft.

6. The helical mixing device as claimed in claim 5, wherein said first helical blade is connected to said second helical blade and said rotating shaft in turn by a plurality of support rods, said support rods being disposed perpendicular to the axis of said rotating shaft, said support rods passing through the maximum diameter of said first helical blade and said second helical blade.

7. A spiral agitator as claimed in claim 6, wherein the material stirring plate is connected to a plurality of support rods.

8. The spiral stirring device as claimed in claim 1, wherein the rotating shaft is disposed at the center of the mixing chamber, a movable connecting portion is disposed at one end of the rotating shaft close to the inner wall of the mixing chamber, the rotating shaft is connected to the shaft heads at two ends of the rotating shaft through the movable connecting portion, and the movable connecting portion is a connecting flange.

9. The spiral stirring device as claimed in claim 8, wherein the shaft head is connected with the outer wall of the mixing chamber through a bearing seat, and the lower end of the mixing chamber is provided with a discharge hole.