CN220715476U - Stirring paddle and kneading tank - Google Patents

Abstract

The utility model discloses a stirring paddle and a kneading tank, which comprises: a main shaft; the first stirring group comprises a plurality of first paddles connected to the main shaft, the plurality of first paddles are spirally arranged around the main shaft, a first stirring rod is connected between two adjacent first paddles, and the direction of pushing the material by the first stirring rod is opposite to the direction of pushing the material by the plurality of first paddles; the utility model improves the fluidity of materials, promotes the circulation, impact, extrusion and mixing of the materials, and further improves the stirring and kneading quality of the materials.

Description

Stirring paddle and kneading tank

Technical Field

The utility model relates to a mixing tool, in particular to a stirring paddle and a kneading tank.

Background

In the kneading tank, the stirring paddles can push part of the materials from the two ends of the tank to the middle and push part of the materials from the middle of the tank to the two ends, so that the materials in the tank body form circulation, impact and extrusion to achieve the aim of mixing. The existing stirring paddles are designed by using continuous paddles, when in actual use, the continuous extending paddles can enable materials in the tank body to be layered, and part of the materials rotate along with the paddles, so that the fluidity of the materials is poor, the materials in the tank body are difficult to mix sufficiently, and therefore, a stirring paddle capable of mixing the materials more sufficiently better is needed.

Disclosure of Invention

The present utility model aims to provide a stirring paddle and a kneading tank which solve one or more technical problems existing in the prior art, and at least provide a beneficial choice or creation condition.

The utility model solves the technical problems as follows:

a stirring paddle comprising: a main shaft; the first stirring group comprises a plurality of first paddles connected to the main shaft, the first paddles are spirally arranged around the main shaft, a first stirring rod is connected between two adjacent first paddles, and the pushing direction of the first stirring rod to the material is opposite to the pushing direction of the first paddles to the material; at least one group of second stirring groups comprises a plurality of second paddles connected to the main shaft, the second paddles encircle the main shaft and are spirally arranged, a second stirring rod is connected between two adjacent second paddles, the spiral arrangement direction of the second paddles is opposite to that of the first paddles, the direction of pushing the material by the second stirring rod is opposite to that of pushing the material by the second paddles, and the first paddles and the second paddles can both push the material towards the direction close to each other.

The technical scheme has at least the following beneficial effects: the main shaft is used for being connected to the rotary driving device of peripheral hardware, when using, the main shaft drives first stirring group and second stirring group rotation, in first stirring group, a plurality of first paddles of encircling main shaft screw arrangement push the material to the second stirring group when rotating, and connect the first puddler between two first paddles then push away from the second stirring group with the material, because a plurality of first paddles of pushing the material to the second stirring group mutually independent, can effectively guarantee to push the material screw, still reducible a plurality of first paddles screw extension's total length, thereby reduce the area that the material is attached to first paddles, and can make in time with first paddle separation by first paddle promoted material, and likewise, for the second stirring group, a plurality of second paddles of encircling main shaft screw arrangement push the material to first stirring group when rotating, and connect the second puddler between two second paddles then push away from the material to first stirring group, a plurality of second paddles can guarantee to push the material screw to the position of first stirring group, still reducible a plurality of first paddles screw extension's total length when effectively guaranteeing to push the material screw, thereby the second paddles can reduce the area that the material is attached to first paddles, and can further improve the extrusion mass with the second paddle extension, thereby, the mixed mass is further improved in time, and the extrusion mass is guaranteed.

As a further improvement of the technical scheme, the first blade comprises a connecting column and a stirring piece, one end of the connecting column is connected to the main shaft, the stirring piece is connected to the other end of the connecting column, the first stirring rod is connected to the connecting column, and the stirring piece is used for pushing materials to the second blade. The spliced pole makes the mounted position of stirring piece keep away from the main shaft, and when the stirring piece rotated the material propelling movement to the material, the stirring piece mainly acted on the material of keeping away from the main shaft position, and the central direction of main shaft was passed through the material to the material that is close to the main shaft position, and first puddler then mainly acted on the material of being close to the main shaft position, was passed through the material and was passed through the direction of keeping away from the main shaft center, formed material circulation, striking, extrusion and reached the purpose of mixing.

As a further improvement of the technical scheme, a plane passing through the central line of the main shaft and intersecting with the stirring sheet is taken as a reference plane, and the included angle between the stirring sheet and the reference plane is 55-65 degrees. When the stirring piece rotates and pushes the material, the stirring piece can cut into the material, and at the moment, the radial blocking of the blade can be reduced under the inclination angle range of the stirring piece, so that the stirring piece can be inserted into the material more easily, and the material is stirred and mixed.

As a further improvement of the technical scheme, an included angle formed by projection of two adjacent connecting columns along the length direction of the main shaft is a, and a is not more than 90 degrees. When the plurality of first paddles are spirally arranged around the main shaft, one first paddle connected to the main shaft starts, and the next first paddle rotates around the main shaft by an angle not more than 90 degrees, namely, is connected to the main shaft, so that spiral pushing effect on materials is guaranteed.

As a further improvement of the technical scheme, the corners at two ends of the stirring sheet are provided with fillets. The corner of stirring piece chamfer can be more smooth and easy, nature when contacting the material, reduces the resistance when cutting into the material to improve whole stirring rake pivoted smoothness degree.

As a further improvement of the above technical solution, the first stirring rod extends spirally around the main shaft. The first stirring rod extending in the spiral manner can generate continuous thrust to the materials, so that the materials can flow along a longer path of the main shaft, circulation mixing is realized, and the materials pushed out of the first blade can continuously collide and extrude with the materials pushed by the first stirring rod, so that continuous exchange and mixing of the materials are realized.

As a further improvement of the above technical solution, the first stirring group has two groups around the main shaft circumferential array, and the second stirring group has two groups around the main shaft circumferential array. The main shaft drives a plurality of first stirring groups simultaneously and rotates when rotating, and the space that simultaneously covers the material stirring can be increased to further improve the effect to material stirring and mixing.

As a further improvement of the technical scheme, the main shaft is of a hollow structure. The hollow main shaft can be provided with a larger diameter to meet the strength requirement, so that the stability of connection of the first stirring group and the second stirring group is improved, and the weight of the whole stirring paddle is reduced.

As a further improvement of the technical scheme, the main shaft is connected with the scraping plate, and the scraping plates are arranged on one sides, away from each other, of the first stirring group and the second stirring group. When the main shaft rotates, two scrapers that are located one side that first stirring group and second stirring group kept away from each other can scrape the material to the both ends internal wall in space that the stirring rake is located simultaneously, is favorable to preventing that the material from piling up in the tip inner wall department in space that the stirring rake is located, effectively reduces the material and flows the dead angle, improves the mobility of material to make the stirring to the material more high-efficient, even.

The kneading tank comprises a charging bucket, a rotating device and the stirring paddle, wherein the main shaft is rotationally connected in the charging bucket, and the rotating device is in driving connection with the main shaft.

The technical scheme has at least the following beneficial effects: when the material is required to be stirred and kneaded, the material is added into the material tank, and then the rotating device drives the main shaft to rotate, so that the whole stirring paddle is driven to stir and knead the material, the stirring paddle improves the fluidity of the material, and the material circulation, the impact, the extrusion and the mixing are promoted, so that the stirring kneading quality of the material is further improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the drawings that are required to be used in the description of the embodiments will be briefly described below. It is evident that the drawings described are only some embodiments of the utility model, but not all embodiments, and that other designs and drawings can be obtained from these drawings by a person skilled in the art without inventive effort.

FIG. 1 is a schematic view of a first construction of a stirring paddle according to the utility model.

Fig. 2 is a second structural schematic view of the stirring paddle of the present utility model.

FIG. 3 is a schematic view of the cross-sectional structure A-A of FIG. 2.

FIG. 4 is a schematic view of the kneading tank structure of the present utility model.

In the accompanying drawings: 100-main shaft, 211-connecting column, 212-stirring blade, 220-first stirring rod, 310-second blade, 320-second stirring rod, 400-scraper and 500-charging bucket.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 and 2, a stirring paddle includes a main shaft 100, at least one first stirring group and at least one second stirring group; each first stirring group comprises a plurality of first paddles connected to the main shaft 100, the first paddles are spirally arranged around the main shaft 100, a first stirring rod 220 is connected between two adjacent first paddles, and the direction of pushing the material by the first stirring rod 220 is opposite to the direction of pushing the material by the first paddles; each second stirring group comprises a plurality of second paddles 310 connected to the main shaft 100, the second paddles 310 are spirally arranged around the main shaft 100, a second stirring rod 320 is connected between two adjacent second paddles 310, the spiral arrangement direction of the second paddles 310 is opposite to that of the first paddles, the direction of pushing the material by the second stirring rod 320 is opposite to that of pushing the material by the second paddles 310, the first paddles and the second paddles 310 can both push the material in the direction close to each other, namely, the first paddles 220 and the second paddles 320 can both push the material in the direction far away from each other, the first paddles and the second paddles 310 push the material from two ends to the middle, the first paddles 220 and the second paddles 320 push the material from the middle to two ends, the material circulation, the impact and the extrusion are achieved, the double-end screw similar to a lead is formed by the combination of the first paddles 310 and the second paddles, and the stirring efficiency can be improved.

As can be seen from the above, the spindle 100 is configured to be connected to a peripheral rotation driving device, when in use, the spindle 100 drives the first stirring group and the second stirring group to rotate, in the first stirring group, the plurality of first paddles spirally arranged around the spindle 100 push the material to the second stirring group when rotating, and the first stirring rod 220 connected between the two first paddles pushes the material away from the second stirring group, because the plurality of first paddles that push the material to the second stirring group are mutually independent, while effectively ensuring that the material can be spirally pushed, the total length of the plurality of first paddles that the first paddles spirally extend can be reduced, thereby reducing the area of the material that the material is attached to the first paddles, and also enabling the material that is pushed by the first paddles to be separated from the first paddles in time.

The first paddle and the first stirring rod 220 are opposite in stirring and pushing directions of the materials, the first paddle can be used for stirring and pushing the materials far away from the main shaft 100, at this time, the first stirring rod 220 is mainly used for stirring and pushing the materials close to the main shaft 100, in this embodiment, the first paddle comprises a connecting column 211 and a stirring sheet 212, one end of the connecting column 211 is connected to the main shaft 100, the stirring sheet 212 is connected to the other end of the connecting column 211, the first stirring rod 220 is connected to the connecting column 211, and the stirring sheet 212 is used for pushing the materials to the second paddle 310. The connecting column 211 makes the mounted position of the stirring blade 212 far away from the main shaft 100, when the stirring blade 212 rotates to push the materials, the stirring blade 212 mainly acts on the materials far away from the main shaft 100 to push the materials towards the center direction of the main shaft 100, the first stirring rod 220 mainly acts on the materials close to the main shaft 100 to push the materials towards the direction far away from the center of the main shaft 100 to stir, and the purposes of material circulation, impact and extrusion are achieved.

As shown in fig. 2, as a further structural limitation of the stirring blade 212, a plane passing through the center line of the spindle 100 and intersecting the stirring blade 212 is taken as a reference plane, the reference plane is denoted by reference number P in fig. 2, the included angle between the stirring blade 212 and the reference plane is m, and the value range of m is between 55 degrees and 65 degrees, preferably, the included angle between the stirring blade 212 and the reference plane may be 60 degrees. When the stirring blade 212 rotates and pushes the material, the stirring blade 212 cuts into the material, and at this time, the radial resistance of the blade can be reduced by the stirring blade 212 in the inclination angle range, so that the stirring blade is easier to insert into the material and stir and mix the material.

The number of the first paddles surrounding the main shaft 100 may depend on the rotation interval angle of two adjacent first paddles, as shown in fig. 3, in this embodiment, the angle formed by two adjacent connection posts 211 projected along the length direction of the main shaft 100 is a, a is not greater than 90 degrees, preferably a is equal to 90 degrees, that is, two adjacent first paddles are distributed on the main shaft 100 at 90 degrees. When the plurality of first paddles are spirally arranged around the main shaft 100, one first paddle connected to the main shaft 100 starts, and the next first paddle rotates around the main shaft 100 by an angle not greater than 90 degrees, namely, is connected to the main shaft 100, so that spiral pushing effect on materials is guaranteed.

Further, rounded corners are provided at the two ends of the stirring blade 212. The rounded corners of the stirring blade 212 can be smoother and more natural when contacting materials, and reduce the resistance when cutting into the materials, thereby improving the smoothness of the rotation of the whole stirring paddle.

In the above embodiment, the first stirring rod 220 may be integrally connected between two adjacent connecting columns 211 in an arc shape, and in order to further improve the spiral pushing effect of the first stirring rod 220 on the material, in this embodiment, the first stirring rod 220 extends spirally around the main shaft 100. The first stirring rod 220 extending in a spiral manner can generate continuous thrust to the materials, so that the materials can flow along a longer path of the main shaft 100, circulation mixing is realized, and the materials pushed out of the first blade can continuously collide and extrude with the materials pushed by the first stirring rod 220, so that continuous exchange and mixing of the materials are realized.

In some embodiments, the first stirring group is arranged in two groups around the circumference of the main shaft 100, and the first paddles of the two first stirring groups respectively spiral around the main shaft 100; the second stirring groups are provided with two groups, and the second paddles 310 of the two second stirring groups respectively spirally encircle the main shaft 100. When the main shaft 100 rotates, the two first stirring groups and the two second stirring groups are simultaneously driven to rotate, so that the space covered by the material stirring can be increased, and the effect of stirring and mixing the material is further improved.

In practical application, the structural design of the second stirring set is similar to that of the first stirring set, and the difference is that the two directions of stirring and pushing materials are opposite, specifically, in the second stirring set, the second blade 310 comprises a column body and a sheet body, the structure of the column body is the same as that of the connecting column 211, the structure of the sheet body is the same as that of the stirring sheet 212, one end of the column body is connected to the main shaft 100, the sheet body is connected to the other end of the column body, the second stirring rod 320 is connected to the column body, and the sheet body is used for pushing and stirring materials in a direction close to the center of the main shaft 100, so that the purposes of material circulation, impact and extrusion are achieved. The plane passing through the central line of the main shaft 100 and intersecting with the plane of the sheet body is used as a reference plane, the included angle between the sheet body and the reference plane is 60 degrees, the included angle formed by the projection of two adjacent columns along the length direction of the main shaft 100 is 90 degrees, the corners at two ends of the sheet body are provided with rounded corners, the second stirring rod 320 extends spirally around the main shaft 100, and the second stirring group extends circumferentially around the main shaft 100.

In order to make the structure of connecting the connecting post 211 and the column body on the spindle 100 more stable, in this embodiment, the spindle 100 is a hollow structure. Hollow main shaft 100 may be provided with a larger diameter to meet strength requirements, thereby increasing the stability of the connection of the first agitating set with the second agitating set and reducing the weight of the entire agitating paddle.

The material is under the promotion of first stirring group and second stirring group, is deposited in the container along main shaft 100 length direction's both ends easily, in order to further improve the mobility of material, be connected with scraper 400 on the main shaft 100, first stirring group with one side that the second stirring group kept away from each other all is provided with scraper 400, in practical application, in order to strengthen scraper 400's stability, be connected with a plurality of connecting bars between one of them scraper 400 and the nearest spliced pole 211 of first stirring group, be connected with a plurality of connecting bars equally between another scraper 400 and the nearest spliced pole of second stirring group to make two scraper 400 connect more firmly, be difficult for buckling when scraping off the material. When main shaft 100 rotates, be located two scrapers 400 of first stirring group and second stirring group mutual keep away from one side can scrape the material to the inner wall of material jar 500 both ends closing cap simultaneously, is favorable to preventing that the material from piling up in the inner wall department at material jar 500 both ends, effectively reduces the material flow dead angle, improves the mobility of material to make the stirring to the material more high-efficient, even.

As shown in fig. 4, a kneading tank includes a material tank 500, a rotating device and the stirring paddle, where the main shaft 100 is rotationally connected in the material tank 500, the rotating device is in driving connection with the main shaft 100, the rotating device includes a driving motor and a reduction gearbox, the driving motor and the reduction gearbox are connected on a peripheral structure, and when in operation, the output end of the driving motor transmits power to the reduction gearbox, and the output shaft of the reduction gearbox is connected to the main shaft 100 rotationally connected in the material tank 500, so as to drive the main shaft 100 to rotate.

In this kneading tank, when the material needs to be stirred and kneaded, the material is added into the material tank 500, and then the main shaft 100 is driven to rotate by the rotating device to drive the whole stirring paddle to stir and knead the material, so that the stirring paddle improves the fluidity of the material, promotes the circulation, impact, extrusion and mixing of the material, and further improves the stirring and kneading quality of the material.

While the preferred embodiments of the present utility model have been illustrated and described, the present utility model is not limited to the embodiments, and various equivalent modifications and substitutions can be made by one skilled in the art without departing from the spirit of the present utility model, and these are intended to be included in the scope of the present utility model as defined in the appended claims.

Claims (10)

1. A stirring paddle, characterized in that: comprising the following steps:

a spindle (100);

at least one group of first stirring groups, which comprises a plurality of first paddles connected to the main shaft (100), wherein the plurality of first paddles are spirally arranged around the main shaft (100), a first stirring rod (220) is connected between two adjacent first paddles, and the direction of pushing materials by the first stirring rod (220) is opposite to the direction of pushing the materials by the plurality of first paddles;

at least one group of second stirring groups comprises a plurality of second paddles (310) connected to the main shaft (100), the second paddles (310) encircle the main shaft (100) in a spiral arrangement mode, a second stirring rod (320) is connected between two adjacent second paddles (310), the spiral arrangement direction of the second paddles (310) is opposite to that of the first paddles, the direction of pushing materials by the second stirring rod (320) is opposite to that of pushing materials by the second paddles (310), and the first paddles and the second paddles (310) can both push the materials in directions close to each other.

2. A stirring paddle as set forth in claim 1, wherein: the first paddle comprises a connecting column (211) and a stirring blade (212), one end of the connecting column (211) is connected to the main shaft (100), the stirring blade (212) is connected to the other end of the connecting column (211), the first stirring rod (220) is connected to the connecting column (211), and the stirring blade (212) is used for pushing materials to the second paddle (310).

3. A stirring paddle according to claim 2, wherein: and taking a plane passing through the central line of the main shaft (100) and intersecting the stirring sheet (212) as a reference plane, wherein the included angle between the stirring sheet (212) and the reference plane is 55-65 degrees.

4. A stirring paddle according to claim 2, wherein: the included angle formed by the projection of two adjacent connecting columns (211) along the length direction of the main shaft (100) is a, and a is not more than 90 degrees.

5. A stirring paddle according to claim 2, wherein: corners at two ends of the stirring sheet (212) are provided with rounding corners.

6. A stirring paddle as set forth in claim 1, wherein: the first stirring rod (220) extends helically around the main shaft (100).

7. A stirring paddle as set forth in claim 1, wherein: the first stirring group has two groups around the circumferential array of the main shaft (100), and the second stirring group has two groups around the circumferential array of the main shaft (100).

8. A stirring paddle as set forth in claim 1, wherein: the main shaft (100) is of a hollow structure.

9. A stirring paddle as set forth in claim 1, wherein: the main shaft (100) is connected with a scraper blade (400), and one sides, far away from each other, of the first stirring group and the second stirring group are provided with the scraper blade (400).

10. A kneading tank, characterized in that: comprising a bucket (500), a rotating device and a stirring paddle according to any of claims 1 to 9, wherein the main shaft (100) is rotatably connected in the bucket (500), and the rotating device is in driving connection with the main shaft (100).