CN215507762U

CN215507762U - A dust collecting equipment for grain screening

Info

Publication number: CN215507762U
Application number: CN202122311804.1U
Authority: CN
Inventors: 许歆
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-01-14
Anticipated expiration: 2031-09-24

Abstract

The utility model relates to the technical field of dust removing equipment, in particular to dust removing equipment for grain screening, which comprises a shell, a feed hopper, a shaking support, a telescopic rod, a rotating support, a connecting beam, a vibrating device, a spring, a connecting base, a rotating shaft, a blower, a screening box, a mesh plate and an adhesion plate, wherein the feed hopper is arranged on the shell; the top of the shell is connected with a feed hopper; a filter screen is arranged under the feed hopper; the inner wall of the shell is connected with the connecting base; the top of the connecting base is connected with the spring; the top of the spring is connected with the connecting beam; the connecting beam is rotationally connected with the rotating bracket; the side surface of the connecting beam is rotationally connected with the telescopic rod; the inner wall of the shell is connected with the blower; the air outlet of the blower faces the direction of the screening box; the blowers are symmetrically arranged at two sides of the screening box; a mesh plate is arranged on one surface of the screening box close to the blower; the adhesive plate is arranged perpendicular to the mesh plate. The utility model has simple structure and simple operation, can avoid the blockage problem of the traditional filter screen by adopting the primary screening and winnowing modes, and improves the screening efficiency.

Description

A dust collecting equipment for grain screening

Technical Field

The utility model relates to the technical field of dust removing equipment, in particular to dust removing equipment for grain screening.

Background

Chinese patent publication No. CN211190900U proposes a dust removing apparatus for grain screening, which comprises a screening box, a dust removing cavity and a material collecting groove; partition plates are arranged in the screening box body, screening cavities are formed between the partition plates, and dust removing cavities are formed between the partition plates and the screening box body; a feeding opening is formed above the screening cavity, and a vibration screening assembly is arranged below the feeding opening; a rotating motor is arranged at the bottom of the screening cavity, a rotating shaft is arranged on an output shaft of the rotating motor, and a mounting seat is arranged at the top end of the rotating shaft; an inclined supporting rod is arranged on the mounting seat, a material collecting groove is arranged on the inclined supporting rod, and a material blocking surrounding edge is arranged at the edge of the material collecting groove; a plurality of suction ports are uniformly arranged on the partition plate at intervals, suction nozzles are arranged on the outer sides of the suction ports, and suction pipelines are arranged on the inner sides of the suction ports; the suction pipeline is connected to the suction pump, and the suction pump is installed in the dust removal intracavity, and the suction pump output passes through pipeline and is connected to the collection dirt sack, and it has simple structure, advantages such as maneuverability is strong.

However, in the above-mentioned patent structure, the surface of the grain is easily damaged by centrifugal rotation, and the problem of clogging of the filter screen caused by long-term use of the trough is not solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems in the background technology, and provides dust removal equipment for grain screening.

The utility model provides dust removing equipment for grain screening, which comprises a shell, a feed hopper, a shaking support, a telescopic rod, a rotating support, a connecting beam, a vibrating device, a spring, a connecting base, a rotating shaft, a blower, a screening box, a mesh plate and an adhesion plate, wherein the feeding hopper is arranged on the shell;

the top of the shell is connected with a feed hopper; a filter screen is arranged under the feed hopper; the inner wall of the shell is connected with the connecting base; the top of the connecting base is connected with the spring; the top of the spring is connected with the connecting beam; the connecting beam is rotationally connected with the rotating bracket; the side surface of the connecting beam is rotationally connected with the telescopic rod; the telescopic rod is rotationally connected with the rotating bracket; one end of the rotating bracket, which is far away from the connecting beam, is connected with the shaking bracket; a filter screen is obliquely arranged in the shaking support; the bottom of the shaking support is connected with a vibrating device; the shaking support is rotationally connected with the filter screen;

the inner wall of the shell is connected with the blower; the air outlet of the blower faces the direction of the screening box; the blowers are symmetrically arranged at two sides of the screening box; a mesh plate is arranged on one surface of the screening box close to the blower; the adhesive connecting plate is arranged perpendicular to the mesh plate; the adhesive plate is connected with the inner wall of the screening box; a collecting box is arranged right below the screening box; the collecting box is connected with the shell.

Preferably, a telescopic rod is arranged in the spring, and the top of the telescopic rod is connected with the connecting cross beam; the bottom of the telescopic rod is connected with the connecting base.

Preferably, the connecting beam is I-shaped, a fixing support is arranged on the connecting beam, and the fixing support is connected with the vibrating device.

Preferably, the bottom of the screening box is provided with a through hole facing the direction of the collecting box.

Preferably, the filter screen is provided with a wear-resistant layer.

Preferably, the vibration devices are symmetrically arranged at two ends of the connecting beam.

Preferably, the side of the connecting base is provided with a reinforcing piece, and the reinforcing piece is perpendicular to the connecting base.

Preferably, the adhesion plate is provided with a buckle, the screening box is provided with a clamping groove, and the buckle is connected with the clamping groove in a sliding manner.

The technical scheme of the utility model has the following beneficial technical effects:

the device has a simple structure, is simple and convenient to operate, can avoid the blockage problem of the traditional filter screen through a primary screening mode and a winnowing mode, improves the screening efficiency, can control the internal vibration within a certain range through the spring, thereby avoiding the integral resonance of the device, rotates the combination of the bracket and the telescopic rod, is convenient for the filter screen to do inclined reciprocating motion, thereby improving the primary screening efficiency, avoids the blockage of meshes, can generate continuous transverse convection wind power by the air blower, blows off dust and empty shells in falling grains, completely directly falls into the collecting box, collects the dust and the empty shells grains through the adhesion plate, and can be conveniently replaced.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of a dust removing apparatus for grain screening according to the present invention;

FIG. 2 is a schematic structural diagram of a shaking support in the dust removing device for grain screening according to the present invention;

FIG. 3 is a schematic structural diagram of a vibration device in a dust removing apparatus for grain screening according to the present invention;

reference numerals: 1. a housing; 2. a feed hopper; 3. shaking the bracket; 4. a filter screen; 5. a telescopic rod; 6. rotating the bracket; 7. connecting the cross beam; 8. a vibrating device; 9. a spring; 10. connecting a base; 11. a rotating shaft; 12. a blower; 13. a screening box; 14. a mesh plate; 15. sticking the connecting plate; 16. and a collection box.

Detailed Description

Example one

As shown in fig. 1-3, the dust removing device for grain screening provided by the utility model comprises a shell 1, a feed hopper 2, a shaking support 3, a telescopic rod 5, a rotating support 6, a connecting beam 7, a vibrating device 8, a spring 9, a connecting base 10, a rotating shaft 11, a blower 12, a screening box 13, a mesh plate 14 and an adhesion plate 15;

the top of the shell 1 is connected with a feed hopper 2; a filter screen 4 is arranged under the feed hopper 2; the inner wall of the shell 1 is connected with a connecting base 10; the top of the connecting base 10 is connected with the spring 9; the top of the spring 9 is connected with the connecting beam 7; the connecting beam 7 is rotationally connected with the rotating bracket 6; the side surface of the connecting beam 7 is rotationally connected with the telescopic rod 5; the telescopic rod 5 is rotationally connected with the rotating bracket 6; one end of the rotating bracket 6, which is far away from the connecting beam 7, is connected with the shaking bracket 3; a filter screen 4 is obliquely arranged in the shaking bracket 3; the bottom of the shaking support 3 is connected with a vibrating device 8; the shaking support 3 is rotationally connected with the filter screen 4;

the inner wall of the shell 1 is connected with a blower 12; the air outlet of the blower 12 faces the direction of the screening box 13; the blowers 12 are symmetrically arranged at two sides of the screening box 13; a mesh plate 14 is arranged on one surface of the screening box 13 close to the blower 12; the adhesive connecting plate 15 is arranged perpendicular to the mesh plate 14; the adhesive plate 15 is connected with the inner wall of the screening box 13; a collecting box 16 is arranged under the screening box 13; the collection box 16 is connected with the shell 1; a telescopic rod is arranged in the spring 9, and the top of the telescopic rod is connected with the connecting beam 7; the bottom of the telescopic rod is connected with the connecting base 10; the connecting beam 7 is I-shaped, a fixed support is arranged on the connecting beam 7, and the fixed support is connected with the vibrating device 8; the bottom of the screening box 13 is provided with a through hole which faces the direction of the collecting box 16; the filter screen 4 is provided with a wear-resistant layer; the vibrating devices 8 are symmetrically arranged at two ends of the connecting beam 7; the adhesion plate 15 is provided with a buckle, the screening box 13 is provided with a clamping groove, and the buckle is connected with the clamping groove in a sliding manner.

In the embodiment, the shell 1 can effectively ensure the stability of the running process of the device, the screening accuracy is improved, and the influence of the external environment on the internal mechanical structure of the device is reduced, when the device is in a preparation state, raw materials enter from the top feeding hopper 2 and fall on the filter screen 4, the vibration device 8 drives the shaking support 3 and the filter screen 4 to vibrate, the efficiency of the filter screen 4 is improved, the telescopic rod 5 drives the rotating support 6 to rotate, the rotating support 6 drives the shaking support 3 to reciprocate, so that the vibration amplitude is improved, the spring 9 isolates the vibration above the connecting cross beam 7, the vibration is prevented from being transmitted downwards, when the raw materials fall from the filter screen 4, the symmetrical air blowers 12 form convection wind power inside the screening box 13, so that dust with lighter weight and empty shells are blown down to the side direction, so as to be in contact with the adhesive plate 15, when heavy weight cereal and adhesion board 15 contact, because the adhesion is insecure for during cereal finally falls to bottom collecting box 16, mode such as centrifugation has been avoided to this device and has been filtered, thereby has protected the cereal surface, can filter the vacant grain when removing dust.

Example two

As shown in fig. 1-3, compared with the first embodiment, in the dust removing device for grain screening of the present invention, a telescopic rod is disposed in a spring 9, and the top of the telescopic rod is connected to a connecting beam 7; the bottom of the telescopic rod is connected with the connecting base 10; the side of the connecting base 10 is provided with a reinforcing piece, and the reinforcing piece is perpendicular to the connecting base 10.

In one embodiment of the utility model, the telescopic rod can effectively reduce the vibration of the shaking support 3 in the horizontal direction, so that the raw material waste caused by the splashing of the raw material from the side surface of the filter screen 4 is avoided, and the reinforcing piece improves the stability of the connecting base 10, thereby prolonging the service life of the device.

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. A dust removal device for grain screening is characterized by comprising a shell (1), a feed hopper (2), a shaking support (3), a telescopic rod (5), a rotating support (6), a connecting beam (7), a vibrating device (8), a spring (9), a connecting base (10), a rotating shaft (11), an air blower (12), a screening box (13), a mesh plate (14) and an adhesion plate (15);

the top of the shell (1) is connected with the feed hopper (2); a filter screen (4) is arranged under the feed hopper (2); the inner wall of the shell (1) is connected with a connecting base (10); the top of the connecting base (10) is connected with the spring (9); the top of the spring (9) is connected with the connecting beam (7); the connecting beam (7) is rotationally connected with the rotating bracket (6); the side surface of the connecting beam (7) is rotationally connected with the telescopic rod (5); the telescopic rod (5) is rotationally connected with the rotating bracket (6); one end of the rotating bracket (6) far away from the connecting cross beam (7) is connected with the shaking bracket (3); a filter screen (4) is obliquely arranged in the shaking support (3); the bottom of the shaking support (3) is connected with a vibrating device (8); the shaking support (3) is rotationally connected with the filter screen (4);

the inner wall of the shell (1) is connected with a blower (12); the air outlet of the blower (12) faces the direction of the screening box (13); the blowers (12) are symmetrically arranged at two sides of the screening box (13); a mesh plate (14) is arranged on one surface of the screening box (13) close to the blower (12); the adhesive plate (15) is arranged perpendicular to the mesh plate (14); the adhesive plate (15) is connected with the inner wall of the screening box (13); a collecting box (16) is arranged under the screening box (13); the collecting box (16) is connected with the shell (1).

2. The dust removing device for grain screening according to claim 1, wherein a telescopic rod is arranged in the spring (9), and the top of the telescopic rod is connected with the connecting beam (7); the bottom of the telescopic rod is connected with a connecting base (10).

3. The dust removing apparatus for grain screening according to claim 1, wherein the connecting beam (7) is i-shaped, a fixing bracket is provided on the connecting beam (7), and the fixing bracket is connected with the vibration device (8).

4. The dust removing apparatus for grain screening according to claim 1, wherein the screening box (13) is provided with a through hole at the bottom thereof, the through hole facing the collecting box (16).

5. The dust removing apparatus for grain screening according to claim 1, wherein the filter screen (4) is provided with a wear-resistant layer.

6. The dust removing apparatus for grain screening according to claim 1, wherein the vibration devices (8) are symmetrically arranged at both ends of the connecting beam (7).

7. The dust removing apparatus for grain screening according to claim 1, wherein the side of the connection base (10) is provided with a reinforcement member, and the reinforcement member is perpendicular to the connection base (10).

8. The dust removing device for grain screening according to claim 1, wherein the adhesion plate (15) is provided with a buckle, the screening box (13) is provided with a slot, and the buckle is slidably connected with the slot.