CN210965863U

CN210965863U - Production sieving mechanism of even screening of multi-level high efficiency

Info

Publication number: CN210965863U
Application number: CN201922003571.1U
Authority: CN
Inventors: 李明仙; 王德贵; 林洪钧
Original assignee: Xinping Chamagudao Tea Co ltd
Current assignee: Xinping Chamagudao Tea Co ltd
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-07-10
Anticipated expiration: 2029-11-19

Abstract

The utility model relates to a production sieving mechanism technical field, specifically speaking relates to a production sieving mechanism of multi-level high-efficient even screening, including the screening storehouse, the screening storehouse is inside from last to installing the one-level sieve down in proper order, second grade sieve and tertiary sieve, the one-level sieve, the mesh number of second grade sieve and tertiary sieve increases in proper order, the center department of one-level sieve rotates installs the pivot, the welding has a plurality of stirring leaves on the circumference lateral wall of pivot, the feed inlet that is the S type is installed at screening storehouse top, the circumference lateral wall mounting in screening storehouse has three tip to be the discharge gate that leaks hopper-shaped, the bottom in screening storehouse is equipped with the base, base internally mounted has step motor. The utility model discloses a pivot drives a plurality of stirring leaves and rotates, stirs the material on one-level sieve, second grade sieve, the tertiary sieve, prevents that the material from piling up to it is clean through brush hair one-level sieve, second grade sieve, tertiary sieve, prevent that the material from blockking up mesh hole influence material screening, practiced thrift the time of clean sieve, improved the efficiency of screening.

Description

Production sieving mechanism of even screening of multi-level high efficiency

Technical Field

The utility model relates to a production sieving mechanism technical field, specifically speaking relates to a production sieving mechanism of even screening of multi-level high efficiency.

Background

Screening is a method for separating particle groups according to the particle size, specific gravity, electric charge, magnetism and other powder properties, and is usually carried out by screening according to the particle size during production and processing, but during the screening process, the materials are easy to block mesh holes on a screen plate, the screen plate needs to be cleaned, and the screening efficiency is affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a production sieving mechanism of multi-level high-efficient even screening to easily block up the mesh on the sieve when the sieve that proposes in solving above-mentioned background art divides the material, influence the problem of screening efficiency.

In order to realize the aim, the utility model provides a multi-level high-efficiency uniform screening production screening device, which comprises a screening bin, wherein a first-level sieve plate, a second-level sieve plate and a third-level sieve plate are sequentially arranged in the screening bin from top to bottom, the mesh number of the first-level sieve plate, the second-level sieve plate and the third-level sieve plate is sequentially increased, a rotating shaft is rotatably arranged at the center of the first-level sieve plate, penetrates through the first-level sieve plate, the second-level sieve plate, the third-level sieve plate and the screening bin and extends out of the screening bin, a plurality of stirring blades are welded on the circumferential side wall of the rotating shaft, bristles are arranged on the side walls of the stirring blades, an S-shaped feed inlet is arranged at the top of the screening bin, a funnel-shaped discharge outlet with three end parts is arranged on the circumferential side wall of the screening bin, the output shaft of the stepping motor passes through the shaft coupling with pivot fixed connection, the screening storehouse with it is equipped with a plurality of answer springs to be annular equidistant between the base, the base upper surface be close to the position symmetry of edge with screening storehouse welded limit rod.

Preferably, the rotating shaft penetrates through the first-stage sieve plate, the second-stage sieve plate and the third-stage sieve plate, and a movable ring is rotatably connected to the positions of the first-stage sieve plate, the second-stage sieve plate and the third-stage sieve plate, so that convenience is brought to the rotation of the stirring blades through the driving of the rotating shaft.

Preferably, the discharge gate with the contained angle of screening storehouse lateral wall is 45, when the ejection of compact, the material can be followed under the action of self gravity the inner wall roll-off discharge gate of discharge gate makes things convenient for the ejection of compact.

Preferably, two ends of the return spring are respectively and tightly welded with the screening bin and the base, so that the stability of the return spring between the screening bin and the base is ensured.

Preferably, the side wall of the base is provided with a heat dissipation area for dissipating heat inside the base to prevent the heat generated by the work of the stepping motor from being dissipated, the center of the upper surface of the base is provided with a rotating shaft hole, and the two sides of the rotating shaft hole are symmetrically provided with limiting holes.

Preferably, the diameter of the limiting hole is larger than that of the limiting rod, the limiting rod can freely move in the limiting hole, and the stability of the screening bin on the base is increased through the limiting rod.

Compared with the prior art, the beneficial effects of the utility model are that:

this production sieving mechanism of multi-level high-efficient even screening drives a plurality of stirring leaves through the pivot and rotates, stirs the material on one-level sieve, second grade sieve, the tertiary sieve, prevents that the material from piling up to it is clean through brush hair one-level sieve, second grade sieve, tertiary sieve, prevents that the material from blockking up mesh hole influence material screening, has practiced thrift the time of clean sieve, has improved the efficiency of screening.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the rotating shaft of the present invention;

fig. 3 is a schematic view of the base structure of the present invention.

The meaning of the individual reference symbols in the figures is:

1. a screening bin; 10. a feed inlet; 11. a discharge port;

2. a first-stage sieve plate;

3. a second-stage sieve plate;

4. a third-stage sieve plate;

5. a rotating shaft; 50. stirring blades; 500. brushing; 51. a movable ring;

6. a stepping motor;

7. a base; 70. a heat dissipation area; 71. a rotating shaft hole; 72. defining an aperture;

8. a return spring;

9. a rod is defined.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "primary," "secondary," and "tertiary" 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 "primary," "secondary," or "tertiary" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example 1

The utility model provides a multi-level high-efficient production sieving mechanism that evenly sieves, as shown in figure 1-figure 3, including screening storehouse 1, screening storehouse 1 is internally installed with first-level sieve 2, second-level sieve 3 and third-level sieve 4 from top to bottom in proper order, the mesh number of first-level sieve 2, second-level sieve 3 and third-level sieve 4 increases in proper order, the center of first-level sieve 2 is rotated and installed with pivot 5, pivot 5 runs through first-level sieve 2, second-level sieve 3, third-level sieve 4 and screening storehouse 1, and extend to the outside of screening storehouse 1, the welding has a plurality of stirring leaves 50 on the circumference lateral wall of pivot 5, be equipped with brush hair 500 on the lateral wall of stirring leaves 50, the feed inlet 10 that is S-shaped is installed at the top of screening storehouse 1, install three tip and be hopper-shaped discharge gate 11 on the circumference lateral wall of screening storehouse 1, the bottom of screening storehouse 1, the output shaft of step motor 6 passes through shaft coupling and 5 fixed connection of pivot, is the annular equidistant a plurality of answer springs 8 that are equipped with between screening storehouse 1 and the base 7, and the position symmetry that the base 7 upper surface is close to the edge is with screening storehouse 1 welded delimitation pole 9.

In this embodiment, pivot 5 runs through one-level sieve 2, second grade sieve 3, the position rotation of tertiary sieve 4 is connected with

activity ring

51, 5 positions in activity ring 51 of pivot have seted up the ring channel, inside embedding the ring channel with activity ring 51, guarantee the stability of activity ring 51 in pivot 5, when pivot 5 rotates, reduce pivot 5 and one-level sieve 2 through activity ring 51, second grade sieve 3, the frictional force between the tertiary sieve 4, it facilitates to drive stirring leaf 50 through pivot 5 for follow-up.

Further, the discharge gate 11 is 45 with the contained angle of 1 lateral wall in screening storehouse, and when the ejection of compact, the material can be followed the inner wall roll-off discharge gate of discharge gate 11 under self action of gravity, makes things convenient for the ejection of compact.

Specifically, the heat dissipation area 70 is arranged on the side wall of the base 7, the heat inside the base 7 is dissipated through the heat dissipation area 70, the heat generated by the work of the stepping motor 6 is prevented from being dissipated, the center of the upper surface of the base 7 is provided with a rotating shaft hole 71, and the two sides of the rotating shaft hole 71 are symmetrically provided with limiting holes 72.

In the actual process, the both ends of answer spring 8 respectively with screening storehouse 1 and the inseparable welding of base 7, guarantee the stability of answer spring 8 between screening storehouse 1 and base 7, when screening storehouse 1 vibrations, can be according to answer spring 8 deformation, make screening storehouse 1 vibrate always, for the screening material provides the condition, the diameter of injecing hole 72 is greater than the diameter of restriction pole 9, restriction pole 9 can be in the free activity of restriction hole 72, increase the stability of screening storehouse 1 on base 7 through restriction pole 9.

The present invention relates to stepping motor 6, circuits and electronic components and modules that are known in the art, and can be implemented by those skilled in the art without extra points, and the present invention also does not relate to improvements to the internal structure and method.

In the specific implementation in-process, for the screening of convenience, improve screening efficiency, at first, switch on step motor 6's power, output shaft through step motor 6 drives pivot 5 synchronous rotation, this moment, pivot 5 drives a plurality of stirring leaves 50 and rotates, furthermore, get into the material of screening storehouse 1 inside by feed inlet 10, under the weight effect of self, drop to on one-level sieve 2, by the stirring leaf 50 that corresponds, stir the material that drops, prevent that the material from piling up to one-level sieve 2, and through the clean one-level sieve 2 of brush hair 500, prevent that the material from blockking up the mesh hole, then, the mesh hole that the material on one-level sieve 2 drops to second grade sieve 3, and in the same way, make the material through one-level sieve 2, second grade sieve 3, tertiary sieve 4 screening, realize the material of multistage sieve.

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. The utility model provides a production sieving mechanism of multi-level high-efficient even screening, includes screening storehouse (1), its characterized in that: screening storehouse (1) is inside from last to installing one-level sieve (2), second grade sieve (3) and tertiary sieve (4) down in proper order, one-level sieve (2), second grade sieve (3) and the mesh number of tertiary sieve (4) increases in proper order, the center department of one-level sieve (2) rotates and installs pivot (5), pivot (5) run through one-level sieve (2), second grade sieve (3), tertiary sieve (4) with screening storehouse (1) to extend to outside screening storehouse (1), the welding has a plurality of stirring leaves (50) on the circumference lateral wall of pivot (5), be equipped with brush hair (500) on the lateral wall of stirring leaf (50), screening storehouse (1) top is installed and is feed inlet circumference (10) of S type, the side wall mounting that screens storehouse (1) has three tip to be hopper-shaped discharge gate (11), the bottom in screening storehouse (1) is equipped with base (7), base (7) internally mounted has step motor (6), the output shaft of step motor (6) pass through the shaft coupling with pivot (5) fixed connection, screening storehouse (1) with it is equidistant a plurality of answer springs (8) to be annular between base (7), base (7) upper surface be close to the position symmetry of edge with screening storehouse (1) welded limit pole (9).

2. The production screening device for multi-level efficient uniform screening according to claim 1, wherein: the rotating shaft (5) penetrates through the first-stage sieve plate (2), the second-stage sieve plate (3) and the third-stage sieve plate (4), and a movable ring (51) is rotatably connected to the position of the third-stage sieve plate.

3. The production screening device for multi-level efficient uniform screening according to claim 1, wherein: the discharge port (11) and the side wall of the screening bin (1) form an included angle of 45 degrees.

4. The production screening device for multi-level efficient uniform screening according to claim 1, wherein: and two ends of the return spring (8) are respectively and tightly welded with the screening bin (1) and the base (7).

5. The production screening device for multi-level efficient uniform screening according to claim 1, wherein: the heat dissipation device is characterized in that a heat dissipation area (70) is arranged on the side wall of the base (7), a rotating shaft hole (71) is formed in the center of the upper surface of the base (7), and limiting holes (72) are symmetrically formed in two sides of the rotating shaft hole (71).

6. The production screening device for multi-level efficient uniform screening according to claim 5, wherein: the diameter of the limiting hole (72) is larger than the diameter of the limiting rod (9).