CN215613115U

CN215613115U - Rotary screening machine capable of improving screening efficiency

Info

Publication number: CN215613115U
Application number: CN202122233214.1U
Authority: CN
Inventors: 廖桂虎
Original assignee: Chongqing Hezhong Industry And Trade Co ltd
Current assignee: Chongqing Hezhong Industry And Trade Co ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-01-25
Anticipated expiration: 2031-09-15

Abstract

The utility model provides a rotary screening machine for improving screening efficiency, which comprises a base, a collecting box and a screening box, wherein the base is provided with a plurality of screening holes; the collecting box is positioned at the top of the base, a vibration motor is arranged in the middle between the collecting box and the base, and a plurality of springs are uniformly distributed between the collecting box and the base; the collecting box top is located to the screening case, and the screening case passes through the screen cloth with the collecting box and separates, and the top of screening case is equipped with the feed inlet, and the top middle part position department of screening case is equipped with the motor, and the motor shaft department of motor is connected with the axis of rotation with the motor shaft is coaxial, and the axis of rotation runs through screening roof portion and tip position in the screening case downwards, and one side of this tip still is equipped with the stirring rod, and the stirring rod is rotatory on the plane of a perpendicular to axis of rotation axle center direction under motor drive. After the material got into the screening case, the screening case is shaken by vibrating motor effect and is made meticulous material enter into the collection box through the screen cloth, and the stirring rod is constantly at screening incasement internal rotation and the material of stirring screening incasement by motor drive simultaneously, and meticulous material passes through the screen cloth with higher speed.

Description

Rotary screening machine capable of improving screening efficiency

Technical Field

The utility model relates to the field of rotary screening machines, in particular to a rotary screening machine capable of improving screening efficiency.

Background

The rotary sieving machine is a high-precision fine powder sieving machine, has low noise, high efficiency and a totally-enclosed structure, and is suitable for sieving and filtering materials such as granules, powder, mucilage and the like. The rotary screen machine is widely applied to industries such as materials, foods, paper making, metallurgy, pharmacy, environmental protection and the like. When a large amount of materials are treated in a short time by the conventional rotary screening machine at present, the materials to be screened are easily accumulated in the screening box, so that the screening efficiency of the rotary screening machine is greatly reduced, and the rotary screening machine is not beneficial to production.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a rotary screen machine for improving the screening efficiency, which aims to solve the problem that when a large amount of materials are treated in a short time by the conventional rotary screen machine at present, the materials to be screened are easy to accumulate.

The purpose of the utility model is realized by the following technical scheme:

the utility model provides a rotary screening machine for improving screening efficiency, which comprises a base, a collecting box and a screening box, wherein the base is provided with a plurality of screening holes;

the collecting box is positioned at the top of the base, a vibration motor is arranged in the middle between the collecting box and the base, and a plurality of springs are uniformly distributed between the collecting box and the base;

the screening case is located the collecting box top, the screening case passes through the screen cloth with the collecting box and separates, the top of screening case is equipped with the feed inlet, the top middle part position department of screening case still is equipped with the motor, the motor shaft department of motor is connected with the axis of rotation with the motor shaft is coaxial, the axis of rotation runs through screening case top and tip position in the screening case downwards, and one side of this tip still is equipped with the stirring rod, the stirring rod is rotatory on the plane of a perpendicular to axis of rotation axle center direction under motor drive.

According to the technical scheme, when the rotary screening machine capable of improving the screening efficiency is used, the vibration motor and the motor are respectively started, materials are added into the feeding port, after the materials enter the screening box, the screening box is vibrated by the vibration motor to enable the fine materials to enter the collecting box through the screen, and meanwhile, the stirring rod is driven by the motor to continuously rotate in the screening box and stir the materials in the screening box, so that the fine materials are accelerated to pass through the screen.

Furthermore, one side of the screening box is also provided with a first discharge port, and one side of the collecting box is also provided with a second discharge port. Is favorable for respectively collecting the separated materials.

Furthermore, the inner side wall of the screening box is cylindrical, a stroke groove is formed in the inner side wall of the screening box along the circumference, an annular rack is further arranged on one side, close to the screen mesh, of the stroke groove, and one side of the end part of the rotating shaft is rotatably connected with the stirring rod in the axis direction of the stirring rod through a rotating seat; and a gear is further arranged at one end of the stirring rod, which is far away from the rotating seat, and the gear is arranged in the stroke groove and is in meshed transmission connection with the annular rack. Is favorable for the stirring rod to more fully stir the materials.

Furthermore, a scraper is also arranged on the stirring rod. When the stirring rod rotates for one week, the scraper can lift the materials in the screening box, so that the materials are prevented from being stacked and extruded to influence the screening efficiency of the screen.

Furthermore, a plurality of material leakage openings are uniformly distributed on the scraper. When the scraper blade is used specifically, the scraper blade lifts the material, and the leakage opening can enable part of the material not to be influenced by the scraper blade to be lifted, so that the scraper blade is favorable for ensuring that the material is still screened when the scraper blade operates, and the screening efficiency is improved.

Furthermore, the bottom of the inner cavity of the collecting box is also provided with a material guide platform which is a conical platform with a raised middle part. The material that falls into collecting box department can fall to guide platform edge, and the material can be sent to second discharge gate department by the vibration under driving about of vibrating motor, is favorable to making the faster follow second discharge gate of the material that is sieved to see off.

Drawings

In order to more clearly illustrate the embodiments of the present invention, the drawings, which are required to be used in the embodiments, will be briefly described below. In all the drawings, the elements or parts are not necessarily drawn to actual scale.

FIG. 1 is a cross-sectional view of a schematic front view of a rotary screen machine for improving screening efficiency according to the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a schematic perspective view of a rotary screening machine for improving screening efficiency according to the present invention;

reference numerals:

the vibration motor comprises a base 1, a spring 11 and a vibration motor 12;

the collecting box 2, the guide platform 21 and the second discharge port 22;

the screening box 3, the feed inlet 31, the motor 32, the rotating shaft 33, the rotating seat 331, the stirring rod 34, the gear 341, the scraper 342, the material leakage opening 343, the first material outlet 35, the screen 36, the stroke groove 37 and the annular rack 371.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1-3, the present embodiment provides a rotary screening machine for improving screening efficiency, which includes a base 1, a collecting box 2 and a screening box 3.

Referring to fig. 1 and 3, the collecting box 2 is located on the top of the base 1, a vibration motor 12 is disposed in the middle between the collecting box 2 and the base 1, and a plurality of springs 11 are uniformly distributed between the collecting box 2 and the base 1.

Referring to fig. 1-3, the screening box 3 is disposed on the top of the collecting box 2, the screening box 3 is separated from the collecting box 2 by a screen 36, a feeding port 31 is disposed on the top of the screening box 3, a motor 32 is further disposed at the middle position of the top of the screening box 3, a rotating shaft 33 coaxial with the motor shaft is connected to the motor shaft of the motor 32, the rotating shaft 33 penetrates the top of the screening box 3 downward, the end portion of the rotating shaft is located in the screening box 3, a stirring rod 34 is further disposed on one side of the end portion, and the stirring rod 34 is driven by the motor 32 to rotate on a plane perpendicular to the axial direction of the rotating shaft 33. When specifically using, start vibrating motor 12 and motor 32 respectively, to feed inlet 31 department add the material, the material gets into screening case 3 back, and screening case 3 is shaken by vibrating motor 12 effect and is made meticulous material pass through screen cloth 36 and get into collection box 2, and stirring rod 34 constantly passes through screen cloth 36 by the material of motor 32 drive in screening case 3 internal rotation and stirring screening case 3 simultaneously, and the meticulous material of acceleration passes through screen cloth 36. In order to collect the separated materials respectively, specifically, a first discharge port 35 is further disposed on one side of the screening box 3, and a second discharge port 22 is further disposed on one side of the collecting box 2.

In order to make the stirring rod 34 stir the material more fully, please refer to fig. 1 and fig. 2, in an embodiment, the inner sidewall of the screening box 3 is cylindrical, a stroke slot 37 is circumferentially arranged on the inner sidewall of the screening box 3, a ring-shaped rack 371 is further arranged on one side of the stroke slot 37 close to the screen 36, and one side of the end of the rotating shaft 33 is rotatably connected with the stirring rod 34 around the axial direction of the stirring rod 34 through a rotating seat 331; the end of the stirring rod 34 far away from the rotating seat 331 is further provided with a gear 341, the gear 341 is arranged in the stroke slot 37 and is in meshing transmission connection with the annular rack 371, and when the stirring rod 34 rotates along with the rotating shaft 33 in specific use, the gear 341 at the end of the stirring rod 34 simultaneously rotates around the track of the annular rack 371 in the stroke slot 37, so that the stirring efficiency is improved. Specifically, the stirring rod 34 is further provided with a scraper 342, and when the stirring rod 34 rotates for one week, the scraper 342 lifts the material in the screening box 3, so as to prevent the material from being accumulated and extruded to influence the screening efficiency of the screen 36. Furthermore, the scraper 342 is further provided with a plurality of material leaking holes 343, when the scraper 342 is used specifically, the scraper 342 lifts the materials, and the material leaking holes 343 can prevent part of the materials from being influenced by the scraper 342 and can be lifted, thereby being beneficial to ensuring that the materials are still screened when the scraper 342 operates, and improving the screening efficiency. In order to make the screened material be delivered from the second outlet 22 more quickly, preferably, the bottom of the inner cavity of the collecting box 2 is further provided with a material guiding platform 21, the material guiding platform 21 is a conical platform with a convex middle part, the material falling into the collecting box 2 falls to the edge of the material guiding platform 21, and the material is vibrated to be delivered to the second outlet 22 under the driving of the vibration motor 12.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims

1. A rotary screen machine for improving screening efficiency is characterized by comprising a base (1), a collecting box (2) and a screening box (3);

the collecting box (2) is positioned at the top of the base (1), a vibration motor (12) is arranged in the middle between the collecting box (2) and the base (1), and a plurality of springs (11) are uniformly distributed between the collecting box (2) and the base (1);

the screening case (3) is located collecting box (2) top, screening case (3) and collecting box (2) separate through screen cloth (36), the top of screening case (3) is equipped with feed inlet (31), the top middle part position department of screening case (3) still is equipped with motor (32), the motor shaft department of motor (32) is connected with axis of rotation (33) with the axle center with the motor shaft, axis of rotation (33) run through screening case (3) top and tip downwards are located screening case (3), and one side of this tip still is equipped with stirring rod (34), stirring rod (34) are rotatory under motor (32) drive on the plane of a perpendicular to axis of rotation (33) axle center direction.

2. The rotary screen machine for improving screening efficiency according to claim 1, characterized in that one side of the screening box (3) is further provided with a first discharge port (35), and one side of the collecting box (2) is further provided with a second discharge port (22).

3. The rotary screen machine for improving the screening efficiency according to claim 1, wherein the inner side wall of the screening box (3) is cylindrical, the inner side wall of the screening box (3) is circumferentially provided with a stroke groove (37), one side of the stroke groove (37) close to the screen cloth (36) is further provided with an annular rack (371), and one side of the end part of the rotating shaft (33) is rotatably connected with the stirring rod (34) around the axial direction of the stirring rod (34) through a rotating seat (331); and a gear (341) is further arranged at one end of the stirring rod (34) far away from the rotating seat (331), and the gear (341) is arranged in the stroke groove (37) and is in meshed transmission connection with the annular rack (371).

4. A rotary screen machine for increasing screening efficiency according to claim 3 wherein the agitator bars (34) are further provided with scrapers (342).

5. The rotary screen machine for improving screening efficiency according to claim 4, wherein the scraper (342) is further provided with a plurality of material leaking openings (343).

6. The rotary screen machine for improving the screening efficiency according to claim 1, characterized in that the bottom of the inner cavity of the collecting box (2) is further provided with a material guiding platform (21), and the material guiding platform (21) is a conical platform with a convex middle part.