Self-adaptive dust collection device for rice dust removal

Abstract

The self-adaptive dust suction device comprises a polishing barrel and a flow guide barrel, a stirring rod driven by a motor is rotatably installed in the polishing barrel, the flow guide barrel is located at the lower end of the polishing barrel, a detachable filter screen is installed at the lower end of the polishing barrel, and a flow guide assembly for dispersing and guiding out rice is inserted in the flow guide barrel. When rice needing to be polished is guided into the polishing barrel, the surface of the rice is polished through the stirring rod, generated smoke dust is adsorbed through the dust collector at the upper end of the polishing barrel, the polished rice is filtered through the filter screen and enters the flow guide barrel, and the rice is dispersed and falls down through the flow guide assembly; the funnel-shaped filter screen has adsorption force through the suction force of the dust collector, the rice slides down along with the inner surface of the funnel-shaped filter screen, and dust attached to the surface of the rice is adsorbed, so that dust diffusion is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of rice dust removal, and specifically relates to an adaptive dust suction device for rice dust removal. Background Art

[0002] At present, rice polishing machines for grinding and polishing the surface of rice grains are widely used in the grain machinery industry and have a large market demand. The rice polishing machine mainly removes the bran powder adhering to the surface of white rice, making the surface of rice grains clean and bright, and improving the appearance and color of the finished product. This can not only improve the quality and commodity value of the finished rice, but also facilitate the storage of rice, maintain the freshness of rice, and improve the edible quality of rice.

[0003] However, a lot of smoke and dust will be generated during the operation of the rice polisher, especially during the process of adding rice. The smoke and dust will be dispersed in the air and will cause serious pollution to the environment. Inhalation of dust by humans will also have an impact on health. Therefore, it is necessary to remove dust from the processed rice to reduce the dust attached to the surface of the rice after polishing. For this purpose, an adaptive dust suction device for rice dust removal is proposed. Utility Model Content

[0004] The utility model aims to provide an adaptive dust suction device for rice dust removal to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an adaptive dust suction device for rice dust removal, comprising a polishing cylinder and a guide cylinder, a stirring rod driven by a motor is rotatably installed in the polishing cylinder, the guide cylinder is located at the lower end of the polishing cylinder, a detachable filter is installed at the lower end of the polishing cylinder, a guide assembly for dispersing and guiding rice is inserted in the guide cylinder, a dust collector is installed on the outer wall of the guide cylinder, and the dust collector is connected to the upper end of the polishing cylinder and the guide cylinder through a dust suction pipe.

[0006] Preferably, the guide assembly includes a funnel-shaped filter and a conical block, a guide tube is installed at the lower end of the funnel-shaped filter, the conical block is inside the funnel-shaped filter and supported by a connecting rod, and a rice passing space is formed between the conical block and the funnel-shaped filter.

[0007] Preferably, the conical surface of the conical block matches the inner end of the funnel-shaped filter screen, and the upper end is a conical surface.

[0008] Preferably, the guide pipe passes through the lower end of the guide tube and extends to the outside to discharge the rice after dust removal.

[0009] Preferably, the fitting surfaces of the polishing cylinder and the guide cylinder are provided with flanges, and the polishing cylinder and the guide cylinder are hinged, and the polishing cylinder and the guide cylinder are fixed by bolts screwing the flanges.

[0010] Compared with the prior art, the utility model has the following beneficial effects: an adaptive dust suction device for rice dust removal, when rice to be polished is introduced into a polishing cylinder, the surface of the rice is polished by a stirring rod, the smoke generated is adsorbed by a dust collector at the upper end of the polishing cylinder, the polished rice enters the guide cylinder through the filtration of the filter screen, the rice is dispersed and falls through the guide assembly, the suction force of the dust collector makes the funnel-shaped filter screen have an adsorption force, the rice slides along the inner surface of the funnel-shaped filter screen, the dust and impurities attached to the surface of the rice are adsorbed, thereby reducing the diffusion of dust. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0012] Figure 2 It is a partial structural schematic diagram of the utility model;

[0013] Figure 3 This is a schematic diagram of the structure of the flow guide assembly in the flow guide tube of the utility model;

[0014] Figure 4 This is a cross-sectional view of the flow guide component structure of the utility model;

[0015] Figure 5 It is a schematic diagram of the internal structure of the polishing cylinder of the utility model.

[0016] In the figure: 1-polishing cylinder, 2-guiding cylinder, 3-stirring rod, 4-filter screen, 5-vacuum cleaner, 6-funnel-shaped filter screen, 7-guiding pipe, 8-conical block, 9-rice passing space. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figure 1-5 The utility model provides a technical solution: an adaptive dust suction device for rice dust removal, comprising a polishing cylinder 1 and a guide cylinder 2, a stirring rod 3 driven by a motor is rotatably installed in the polishing cylinder 1, the guide cylinder 2 is located at the lower end of the polishing cylinder 1, a detachable filter screen 4 is installed at the lower end of the polishing cylinder 1, a guide component for dispersing and guiding rice is inserted in the guide cylinder 2, a dust collector 5 is installed on the outer side wall of the guide cylinder 2, and the dust collector 5 is connected to the upper end of the polishing cylinder 1 and the guide cylinder 2 through a dust suction pipe.

[0019] Specifically, the diversion assembly includes a funnel-shaped filter 6 and a conical block 8. A diversion tube 7 is installed at the lower end of the funnel-shaped filter 6. The conical block 8 is inside the funnel-shaped filter 6 and supported by a connecting rod. A rice passing space 9 is formed between the conical block 8 and the funnel-shaped filter 6.

[0020] A limit ring is provided on the inner side wall of the guide tube 2 to limit the downward movement of the funnel-shaped filter screen 6 .

[0021] Specifically, the conical surface of the conical block 8 matches the inner end of the funnel-shaped filter screen 6, and the upper end is a conical surface.

[0022] Specifically, the guide pipe 7 passes through the lower end of the guide tube 2 and extends to the outside to discharge the rice after dust removal.

[0023] Specifically, the fitting surfaces of the polishing cylinder 1 and the guide cylinder 2 are provided with flanges, and the polishing cylinder 1 and the guide cylinder 2 are hinged, and the polishing cylinder 1 and the guide cylinder 2 are fixed by bolts screwing the flanges.

[0024] Working principle: When the utility model is used, the rice to be polished is placed in the polishing cylinder 1, and the stirring rod 3 is driven to rotate by starting the motor to perform a polishing operation. The generated dust is adsorbed by the vacuum cleaner 5, and the polished rice and impurities at the lower end enter the guide cylinder 2 through the filter 4. Because the conical block 8 is located at the lower end of the funnel-shaped filter 6, the rice and impurities falling on the conical block 8 are dispersed to the surroundings through the conical surface on the upper side, and are dispersed and fall on the funnel-shaped filter 6 and slide along its surface. The vacuum cleaner 5 adsorbs the inside of the guide cylinder 2, and the mesh of the funnel-shaped filter 6 generates an adsorption force to adsorb the impurities and the dust on the surface of the rice, and the filtered rice is discharged through the guide pipe.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An adaptive dust suction device for rice dust removal, characterized in that: The invention comprises a polishing cylinder (1) and a guide cylinder (2), wherein a stirring rod (3) driven by a motor is rotatably installed in the polishing cylinder (1), the guide cylinder (2) is located at the lower end of the polishing cylinder (1), a detachable filter screen (4) is installed at the lower end of the polishing cylinder (1), a guide assembly for dispersing and guiding rice is inserted in the guide cylinder (2), and a dust collector (5) is installed on the outer wall of the guide cylinder (2), and the dust collector (5) is connected to the upper end of the polishing cylinder (1) and the guide cylinder (2) through a dust suction pipe.

2. The adaptive dust suction device for rice dust removal according to claim 1, characterized in that: The flow guide assembly comprises a funnel-shaped filter screen (6) and a conical block (8); a flow guide pipe (7) is installed at the lower end of the funnel-shaped filter screen (6); the conical block (8) is inside the funnel-shaped filter screen (6) and is supported by a connecting rod; and a rice passing space (9) is formed between the conical block (8) and the funnel-shaped filter screen (6).

3. The adaptive dust suction device for rice dust removal according to claim 2, characterized in that: The conical surface of the conical block (8) matches the inner end of the funnel-shaped filter screen (6), and the upper end is a conical surface.

4. The adaptive dust suction device for rice dust removal according to claim 2, characterized in that: The guide pipe (7) passes through the lower end of the guide tube (2) and extends to the outside to discharge the rice after dust removal.

5. The adaptive dust suction device for rice dust removal according to claim 1, characterized in that: The mating surfaces of the polishing cylinder (1) and the guide cylinder (2) are provided with flanges, and the polishing cylinder (1) and the guide cylinder (2) are hingedly connected, and the polishing cylinder (1) and the guide cylinder (2) are fixed by bolts screwing the flanges.

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