CN216705081U

CN216705081U - Coarse cereal raw material screening device

Info

Publication number: CN216705081U
Application number: CN202220305314.2U
Authority: CN
Inventors: 朱德伟; 马淑艳; 张柏林
Original assignee: Jilin Province Dewei Cereals Industry Co ltd
Current assignee: Jilin Province Dewei Cereals Industry Co ltd
Priority date: 2022-02-15
Filing date: 2022-02-15
Publication date: 2022-06-10
Anticipated expiration: 2032-02-15

Abstract

The utility model relates to the technical field of screening devices, in particular to a coarse cereal raw material screening device, which comprises a screening box and also comprises: the feed hopper is positioned at the top end of the screening box and used for adding coarse cereal raw materials; the discharge port is positioned at the bottom end of the screening box and used for discharging qualified coarse cereal raw materials; the screen is positioned in the screening box and used for screening the coarse cereal raw materials; the vibrating mechanisms are positioned at two ends of the screen and are used for driving the screen to reciprocate in the vertical direction; compared with the prior art, the utility model can achieve the following beneficial effects: through having designed screening case, feeder hopper, discharge gate, screen cloth, vibrations mechanism for the device is more thorough when screening the coarse cereals raw materials, has improved the screening efficiency greatly, and simple structure is practical, is worth wideling popularize.

Description

Coarse cereal raw material screening device

Technical Field

The utility model relates to the technical field of screening devices, in particular to a coarse cereal raw material screening device.

Background

The grain size of various coarse cereals is an important factor for measuring the quality of the coarse cereals, and a producer needs to determine the price of the coarse cereals according to the quality of the coarse cereals, so that the equity principle of commodity purchase is fully embodied. For example, the corn or peanut with larger grain size has higher quality than the small grain size, and the selling price is different, in addition, people can realize different purposes according to the quality of the coarse cereals, the corn or peanut with good quality can be used for extracting oil, and the corn or peanut with poor quality can be directly eaten; therefore, the method has important significance in screening the grains of the coarse cereals according to the sizes of the grains.

The utility model discloses a screening device for coarse cereals as utility model with the grant bulletin number CN205324139U, its miscellaneous material that will meet the requirements effectively sieves out, has both improved work efficiency height, has also alleviateed workman's intensity of labour simultaneously greatly, but this screening device is when screening the coarse cereals raw materials, realizes through centrifugal force, and the efficiency of screening simultaneously is lower, for this reason we propose a screening device for coarse cereals raw materials.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides the coarse cereal raw material screening device, and the screening box, the feeding hopper, the discharging port, the screen and the vibration mechanism are designed, so that the device is more thorough in screening coarse cereal raw materials, the screening efficiency is greatly improved, the structure is simple and practical, and the device is worthy of vigorous popularization.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a coarse cereal raw materials sieving mechanism, includes the screening case, still includes:

the feed hopper is positioned at the top end of the screening box and used for adding coarse cereal raw materials;

the discharge port is positioned at the bottom end of the screening box and used for discharging qualified coarse cereal raw materials;

the screen is positioned in the screening box and used for screening the coarse cereal raw materials;

and the vibration mechanisms are positioned at two ends of the screen and used for driving the screen to do reciprocating motion in the vertical direction.

As a preferred technical scheme, the vibration mechanism comprises two movable rods, the two movable rods are respectively arranged at two ends of the screen, the movable rods are arranged on the inner wall of the screening box and provided with limiting cavities, springs are arranged at the top ends of the movable rods, rotating rods are arranged at the bottom ends of the movable rods, arc-shaped convex blocks are arranged on the surfaces of the rotating rods, and motors are arranged at one ends of the rotating rods.

As a preferred technical scheme, the dust removal device further comprises a dust removal mechanism, wherein the dust removal mechanism comprises a side groove, the side groove is formed in the top surface of one end of the inner side of the screening box, an exhaust fan is arranged on the inner side of the side groove, and a pipeline is arranged on one side of the exhaust fan.

As a preferable technical scheme of the utility model, the middle part of the front surface of the screening box is provided with a sliding door, and the sliding door is connected with the screening box through a hinge.

As a preferred technical scheme of the utility model, the bottom end of the motor is provided with a supporting plate, and the supporting plate is fixedly connected with the screening box.

As a preferred technical scheme of the utility model, the exhaust fan is welded with the inner side surface of the side groove, and the exhaust fan is electrically connected with an external power supply.

Compared with the prior art, the utility model can achieve the following beneficial effects:

1. through having designed screening case, feeder hopper, discharge gate, screen cloth, vibrations mechanism for the device is when screening the coarse cereals raw materials, and is more thorough, has improved the screening efficiency greatly, and simple structure is practical, is worth wideling popularize.

2. Through having designed dust removal mechanism, when the device is screening the coarse cereal raw materials, the exhaust fan can be siphoned away the dust that contains in the coarse cereal to discharge through the pipeline and go, the effectual cleanliness factor who guarantees the coarse cereal raw materials.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic side view of the movable and rotatable rods of the present invention;

FIG. 4 is an enlarged view of the structure at B in FIG. 1 according to the present invention;

wherein: 1. a screening box; 2. a feed hopper; 3. a discharge port; 4. screening a screen; 5. a limiting cavity; 6. a movable rod; 7. a spring; 8. a motor; 9. rotating the rod; 10. an arc-shaped bump; 11. a side groove; 12. an exhaust fan; 13. and (4) a pipeline.

Detailed Description

The present invention will be further described with reference to specific examples, but the following examples are only preferred embodiments of the present invention, and not all embodiments of the present invention are intended to be included in the scope of the present invention. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example one

As shown in fig. 1, fig. 2 and fig. 3, the coarse cereal raw material screening device comprises a screening box 1, and further comprises: the feed hopper 2 is positioned at the top end of the screening box 1 and used for adding coarse cereal raw materials; a discharge port 3, wherein the discharge port 3 is positioned at the bottom end of the screening box 1 and is used for discharging qualified coarse cereal raw materials; the screen 4 is positioned inside the screening box 1 and is used for screening the coarse cereal raw materials; the vibrating mechanisms are positioned at two ends of the screen 4 and are used for driving the screen 4 to reciprocate vertically; the vibrating mechanism comprises two movable rods 6, the two movable rods 6 are respectively arranged at two ends of the screen 4, the movable rods 6 are arranged on the inner wall of the screening box 1 and are provided with limiting cavities 5, the top ends of the movable rods 6 are provided with springs 7, the bottom ends of the movable rods 6 are provided with rotating rods 9, the surfaces of the rotating rods 9 are provided with arc-shaped convex blocks 10, and one ends of the rotating rods 9 are provided with motors 8;

when the coarse cereal raw materials need to be screened, the coarse cereal raw materials are firstly added from the feed hopper 2 and fall onto the surface of the screen 4, then the motor 8 is started, the motor 8 drives the rotating rod 9 to rotate, the rotating rod 9 drives the arc-shaped convex block 10 to rotate, when the arc-shaped convex block 10 rotates, the contact with the bottom end of the movable rod 6 causes the movable rod 6 to rise, the spring 7 is stressed to contract at the moment, then the movable rod 6 descends again under the action of gravity and the spring 7, the rotating rod 9 still keeps rotating at the moment, the rotating rod 9 passes through the action of the arc-shaped convex block 10 again, the movable rod 6 is lifted, the movable rod 6 continuously reciprocates up and down, the movable rod 6 drives the screen 4 to move up and down when moving, the coarse cereal raw materials on the surface of the screen 4 are shaken up and down, so that the qualified coarse cereal raw materials fall through the screen 4 and are discharged from the discharge port 3, and the operation is finished; when screening the coarse cereal raw materials, the conventional screening device is realized through centrifugal force, the screening efficiency is low, and the screening box 1, the feed hopper 2, the discharge port 3, the screen 4 and the vibration mechanism are designed, so that the device is more thorough when screening the coarse cereal raw materials, the screening efficiency is greatly improved, and the coarse cereal screening device is simple and practical in structure and is worth widely popularizing.

In other embodiments, as shown in fig. 1, the embodiment discloses that a sliding door is disposed in the middle of the front surface of the screening box 1, and the sliding door is connected to the screening box 1 through a hinge; so that unqualified coarse cereal raw materials can be effectively cleaned out from the interior of the screening box 1.

In other embodiments, as shown in fig. 1, the present embodiment discloses that a support plate is disposed at the bottom end of the motor 8, and the support plate is fixedly connected to the screening box 1; the motor 8 can be effectively fixed at a designated position, and has a limiting effect.

Example two

As shown in fig. 1 and 4, the present embodiment discloses that the dust removing device further includes a dust removing mechanism, the dust removing mechanism includes a side groove 11, the side groove 11 is opened on the top surface of one end inside the screening box 1, an exhaust fan 12 is disposed inside the side groove 11, and a pipeline 13 is disposed on one side of the exhaust fan 12;

through having designed dust removal mechanism, when the device is screening the coarse cereal raw materials, exhaust fan 12 can suck away the dust that contains in the coarse cereal to discharge through pipeline 13 and go, the effectual cleanliness factor who guarantees the coarse cereal raw materials.

In other embodiments, as shown in fig. 4, the exhaust fan 12 is welded to the inner surface of the side groove 11, and the exhaust fan 12 is electrically connected to the external power source; so that the exhaust fan 12 can be firmly fixed inside the side groove 11 and timely operated by power.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. The utility model provides a coarse cereal raw materials sieving mechanism, includes screening case (1), its characterized in that still includes:

the feed hopper (2) is positioned at the top end of the screening box (1) and is used for adding coarse cereal raw materials;

the discharge port (3) is positioned at the bottom end of the screening box (1) and is used for discharging qualified coarse cereal raw materials;

the screen (4) is positioned inside the screening box (1) and is used for screening the coarse cereal raw materials;

and the vibration mechanisms are positioned at two ends of the screen (4) and are used for driving the screen (4) to do reciprocating motion in the vertical direction.

2. The coarse cereal raw material screening device according to claim 1, characterized in that the vibration mechanism comprises two movable rods (6), the number of the movable rods (6) is two, and the two movable rods (6) are respectively arranged at two ends of the screen (4), the movable rods (6) are arranged on the inner wall of the screening box (1) and are provided with limiting cavities (5), the top ends of the movable rods (6) are provided with springs (7), the bottom ends of the movable rods (6) are provided with rotating rods (9), the surfaces of the rotating rods (9) are provided with arc-shaped convex blocks (10), and one ends of the rotating rods (9) are provided with motors (8).

3. The coarse cereal raw material screening device according to claim 1, further comprising a dust removal mechanism, wherein the dust removal mechanism comprises a side groove (11), the side groove (11) is arranged on the top surface of one end of the inner side of the screening box (1), an exhaust fan (12) is arranged on the inner side of the side groove (11), and a pipeline (13) is arranged on one side of the exhaust fan (12).

4. The coarse cereal raw material screening device according to claim 1, characterized in that a sliding door is arranged in the middle of the front surface of the screening box (1), and the sliding door is connected with the screening box (1) through a hinge.

5. The coarse cereal raw material screening device according to claim 2, characterized in that a support plate is arranged at the bottom end of the motor (8), and the support plate is fixedly connected with the screening box (1).

6. The coarse cereal raw material screening device according to claim 3, wherein the exhaust fan (12) is welded to the inner side surface of the side groove (11), and the exhaust fan (12) is electrically connected with an external power supply.