CN211190900U

CN211190900U - A dust collecting equipment for grain screening

Info

Publication number: CN211190900U
Application number: CN201921570029.8U
Authority: CN
Inventors: 宫贞君; 曹发海
Original assignee: Bengbu Zhongchen Agricultural Machinery Co ltd
Current assignee: Bengbu Zhongchen Agricultural Machinery Co ltd
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-08-07
Anticipated expiration: 2029-09-19

Abstract

The utility model discloses a dust removing device for grain screening, which comprises a screening box body, a dust removing cavity and a material collecting groove; grain particles to be screened enter the screening cavity from the feeding opening and are screened by the vibration screening assembly; the screened grain particles fall into a material collecting tank, a suction pump is started through a master control button in the screening process, impurities such as dust falling in the screening process are sucked into a dust collecting cloth bag through a suction nozzle, the screened grain particles are temporarily stored in the material collecting tank, then a vibration screening component is closed, and a rotating motor is started; the rotating motor drives the rotating shaft to rotate, so that the collecting trough is driven to shake, grain particles in the collecting trough are shaken, and further dust mixed in the grain particles is shaken out and is sucked into the dust collecting cloth bag through the suction pump.

Description

A dust collecting equipment for grain screening

Technical Field

The utility model relates to a grain processing equipment technical field specifically is a dust collecting equipment for grain screening.

Background

The grains are the general name of various plant seeds in the cooked food, also called as 'grains', contain rich nutrient substances, mainly comprise protein, vitamins, dietary fibers, fat and the like, and have various types, including soybean, wheat, corn and the like; the grain from the harvester often contains dust, wheat ears, wheat bran, shriveled particles and the like, so that the grain cannot be directly put in storage and used. Therefore, the harvested grains must be screened to remove dust, wheat ears, wheat bran, shriveled grains, and the like. In order to remove dust, wheat ears, wheat bran, shriveled particles and the like, a grain screening device is used. And to some graininess grain screening, for example during the wheat screening, the tradition is mostly grain vibrations screening mode, filters the debris that mix in to grain, and it is when personnel use, effectively gets rid of the dust of adulteration in hardly effectively with grain, and traditional screening mode, collects some shrivelled grains and foreign matters such as straw together as the waste disposal, and resources are wasted can not effectively distinguish the collection, exists the improvement. Moreover, the existing grain screening and impurity removing device is mainly directly discharged in the open air, so that the environmental pollution is easily caused, and the health of workers is greatly threatened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dust collecting equipment for grain screening to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a dust removing device for grain screening comprises a screening box body, 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 a suction pump, the suction pump is installed in the dust removal cavity, and the output end of the suction pump is connected to the dust collection cloth bag through a conveying pipeline.

Preferably, the vibration screening assembly comprises a vibration exciter and a screening screen frame, a corresponding mounting groove is formed in the inner wall of the screening cavity, a fixed frame strip is arranged on the mounting groove, and the screening screen frame is movably mounted on the fixed frame strip; the vibration exciter is installed at the edge of the screening screen frame, and screening gauze is arranged on the screen frame.

Preferably, the material collecting groove is made of a grid-type gauze material, the material collecting groove is of a conical structure with a wide upper part and a narrow lower part, the material blocking surrounding edge is installed at the top end of the inclined supporting rod, and the maximum volume height in the material collecting groove is 30cm away from the horizontal height of the material blocking surrounding edge.

Preferably, the vibration screening assembly is arranged right above the material collecting groove, the screening net frame is provided with a material leakage interval apart from the material blocking surrounding edge, the sectional area of the material collecting groove is smaller than that of the screening cavity, and the bottom of the screening cavity is provided with a dust collecting groove.

Preferably, the suction nozzle is of a rectangular structure, and a filter screen is arranged at the opening of the suction nozzle; the outer side of the dust removing cavity is provided with a corresponding cleaning opening.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has simple structure and strong operability, can remove dust generated in the grain screening process, and has good dust removal effect; grain particles to be screened enter the screening cavity from the feeding opening and are screened by the vibration screening assembly; the screened grain particles fall into a material collecting tank, a suction pump is started through a master control button in the screening process, impurities such as dust falling in the screening process are sucked into a dust collecting cloth bag through a suction nozzle, the screened grain particles are temporarily stored in the material collecting tank, then a vibration screening component is closed, and a rotating motor is started; the rotating motor drives the rotating shaft to rotate, so that the collecting trough is driven to shake, grain particles in the collecting trough are shaken, and further dust mixed in the grain particles is shaken out and is sucked into the dust collecting cloth bag through the suction pump.

Drawings

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

In the figure: 1. screening the box body; 2. a partition plate; 3. a screening chamber; 4. a dust removal cavity; 5. a feed opening; 6. vibrating the screening assembly; 7. a rotating electric machine; 8. a rotating shaft; 9. a mounting seat; 10. tilting the strut; 11. a material collecting groove; 12. a material blocking surrounding edge; 13. a suction port; 14. a suction nozzle; 15. a suction duct; 16. a suction pump; 17. a dust collecting cloth bag.

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 should be noted that the terms "vertical", "upper", "lower", "horizontal", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1, the present invention provides a technical solution: a dust removing device for grain screening comprises a screening box body 1, a dust removing cavity 4 and a collecting tank 11; a partition plate 2 is arranged in the screening box body 1, a screening cavity 3 is formed between the partition plates 2, and a dust removing cavity 4 is formed between the partition plates 2 and the screening box body 1; a feeding opening 5 is arranged above the screening cavity 3, and a vibration screening assembly 6 is arranged below the feeding opening 5; a rotating motor 7 is arranged at the bottom of the screening cavity 3, a rotating shaft 8 is arranged on an output shaft of the rotating motor 7, and a mounting seat 9 is arranged at the top end of the rotating shaft 8; an inclined supporting rod 10 is arranged on the mounting seat 9, a material collecting groove 11 is arranged on the inclined supporting rod 10, and a material blocking surrounding edge 12 is arranged at the edge of the material collecting groove 11; a plurality of suction ports 13 are uniformly arranged on the partition plate 2 at intervals, a suction nozzle 14 is arranged outside the suction ports 13, and a suction pipeline 15 is arranged inside the suction ports 13; the suction pipeline 15 is connected to a suction pump 16, the suction pump 16 is arranged in the dust removing cavity 4, and the output end of the suction pump 16 is connected to a dust collecting cloth bag 17 through a conveying pipeline.

Further, the vibration screening assembly 6 comprises a vibration exciter and a screening screen frame, a corresponding mounting groove is formed in the inner wall of the screening cavity 3, a fixed frame strip is arranged on the mounting groove, and the screening screen frame is movably mounted on the fixed frame strip; the vibration exciter is installed at the edge of the screening screen frame, and screening gauze is arranged on the screen frame.

Further, material collecting groove 11 adopts the gauze material of latticed type to make, and material collecting groove 11 is wide cone structure from top to bottom, keeps off material surrounding edge 12 and installs on inclined strut 10 top, and the maximum volume height has 30cm apart from keeping off material surrounding edge 12 level in material collecting groove 11.

Further, the vibration screening assembly 6 is installed right above the material collecting groove 11, a material leakage interval is arranged between the screening net frame and the material blocking surrounding edge 12, the sectional area of the material collecting groove 11 is smaller than that of the screening cavity 3, and a dust collecting groove is arranged at the bottom of the screening cavity 3.

Further, the suction nozzle 14 is of a rectangular structure, and a filter screen is arranged at the opening of the suction nozzle 14; the outer side of the dust removing cavity 4 is provided with a corresponding cleaning opening.

The working principle is as follows: a partition plate 2 is arranged in the screening box body 1, a screening cavity 3 is formed between the partition plates 2, and a dust removing cavity 4 is formed between the partition plates 2 and the screening box body 1; a feeding opening 5 is arranged above the screening cavity 3, and a vibration screening assembly 6 is arranged below the feeding opening 5; grain particles to be screened enter the screening cavity 3 from the feeding opening 5 and are screened by the vibration screening component 6;

a rotating motor 7 is arranged at the bottom of the screening cavity 3, a rotating shaft 8 is arranged on an output shaft of the rotating motor 7, and a mounting seat 9 is arranged at the top end of the rotating shaft 8; an inclined supporting rod 10 is arranged on the mounting seat 9, a material collecting groove 11 is arranged on the inclined supporting rod 10, and a material blocking surrounding edge 12 is arranged at the edge of the material collecting groove 11; a plurality of suction ports 13 are uniformly arranged on the partition plate 2 at intervals, a suction nozzle 14 is arranged outside the suction ports 13, and a suction pipeline 15 is arranged inside the suction ports 13; the suction pipeline 15 is connected to a suction pump 16, the suction pump 16 is installed in the dust removing cavity 4, and the output end of the suction pump 16 is connected to a dust collecting cloth bag 17 through a conveying pipeline; the screened grain particles fall into the material collecting tank 11, in the screening process, a suction pump 16 is started through a master control button, impurities such as dust and the like falling in the screening process are sucked into a dust collecting cloth bag 17 through a suction nozzle 14, the screened grain particles are temporarily stored in the material collecting tank 11, then the vibration screening component 6 is closed, and the rotating motor 7 is started; the rotating motor 7 drives the rotating shaft 8 to rotate, so that the collecting trough 11 is driven to swing, grain particles in the collecting trough 11 are swung, dust mixed with the grain particles is further swung out, and the dust is sucked into the dust collecting cloth bag 17 through the suction pump 16.

It is worth noting that: the whole device is controlled by the master control button, and the equipment matched with the control button is common equipment, so that the device belongs to the existing well-known technology, and the electrical connection relation and the specific circuit structure of the device are not repeated.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a dust collecting equipment for grain screening which characterized in that: comprises a screening box body (1), a dust removing cavity (4) and a collecting tank (11); partition plates (2) are arranged in the screening box body (1), a screening cavity (3) is formed between the partition plates (2), and a dust removing cavity (4) is formed between the partition plates (2) and the screening box body (1); a feeding opening (5) is arranged above the screening cavity (3), and a vibration screening assembly (6) is arranged below the feeding opening (5); a rotating motor (7) is arranged at the bottom of the screening cavity (3), a rotating shaft (8) is arranged on an output shaft of the rotating motor (7), and a mounting seat (9) is arranged at the top end of the rotating shaft (8); an inclined supporting rod (10) is arranged on the mounting seat (9), a material collecting groove (11) is arranged on the inclined supporting rod (10), and a material blocking surrounding edge (12) is arranged at the edge of the material collecting groove (11); a plurality of suction ports (13) which are uniformly spaced are arranged on the partition plate (2), a suction nozzle (14) is arranged on the outer side of each suction port (13), and a suction pipeline (15) is arranged on the inner side of each suction port (13); the suction pipeline (15) is connected to a suction pump (16), the suction pump (16) is installed in the dust removing cavity (4), and the output end of the suction pump (16) is connected to a dust collecting cloth bag (17) through a conveying pipeline.

2. The dust removing device for grain screening according to claim 1, wherein: the vibration screening assembly (6) comprises a vibration exciter and a screening screen frame, a corresponding mounting groove is formed in the inner wall of the screening cavity (3), a fixed frame strip is arranged on the mounting groove, and the screening screen frame is movably mounted on the fixed frame strip; the vibration exciter is installed at the edge of the screening screen frame, and screening gauze is arranged on the screen frame.

3. The dust removing device for grain screening according to claim 1, wherein: the material collecting groove (11) is made of grid-type gauze materials, the material collecting groove (11) is of a conical structure with the upper part wide and the lower part narrow, the material blocking surrounding edge (12) is installed at the top end of the inclined supporting rod (10), and the maximum volume height in the material collecting groove (11) is 30cm away from the horizontal height of the material blocking surrounding edge (12).

4. The dust removing device for grain screening according to claim 1, wherein: the vibration screening assembly (6) is installed right above the material collecting groove (11), the screening net frame is provided with a material leakage interval from the material blocking surrounding edge (12), the sectional area of the material collecting groove (11) is smaller than that of the screening cavity (3), and a dust collecting groove is formed in the bottom of the screening cavity (3).

5. The dust removing device for grain screening according to claim 1, wherein:

the suction nozzle (14) is of a rectangular structure, and a filter screen is arranged at the opening of the suction nozzle (14); the outer side of the dust removing cavity (4) is provided with a corresponding cleaning opening.