CN114210387A

CN114210387A - A edulcoration device for rice processing

Info

Publication number: CN114210387A
Application number: CN202111602742.8A
Authority: CN
Inventors: 梁兴国
Original assignee: Chongqing Hongtu Rice Industry Co ltd
Current assignee: Chongqing Hongtu Rice Industry Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-03-22

Abstract

The invention provides an impurity removing device for rice processing, which comprises an impurity removing box, wherein a feeding port is formed in the box wall of the impurity removing box, at least one screen is obliquely arranged in the impurity removing box, one end of the screen is connected with a first rotating shaft, two ends of the first rotating shaft are inserted in the box wall of the impurity removing box, and the first rotating shaft and the impurity removing box can be oppositely rotated; the utility model discloses a rice screening machine, including screen cloth, first rotation axis, support component, second rotation axis, screen cloth, first rotation axis, the screen cloth below be equipped with the support component who is used for supporting and adjusts the screen cloth rotation range, in the in-service use, under the effect of support component and first rotation axis, the screen cloth takes place reciprocating type rotation at certain angle within range with first rotation axis as the axle center, from fully shaking to letting the material on the screen cloth, the material that shakes includes rice, chaff shell and miscellaneous dirt, the rice can continue to slide down along the screen cloth, chaff shell and miscellaneous dirt can pass the screen cloth and flow out downwards.

Description

A edulcoration device for rice processing

Technical Field

The invention relates to the technical field of rice processing, in particular to an impurity removing device for rice processing.

Background

The rice is a finished product prepared by rice through the working procedures of cleaning, hulling, rice milling, finishing of the finished product and the like, contains nearly 64 percent of nutrient substances in the rice and more than 90 percent of nutrient elements required by a human body, and is a main food for people in most areas in China;

the invention provides a hulling and polishing machine, which is common equipment for hulling and polishing rice, and can improve the glossiness of the surface of an object by hulling and polishing the hulling and polishing machine.

Disclosure of Invention

In order to solve the technical problem, an embodiment of the invention provides an impurity removing device for rice processing, which comprises an impurity removing box, wherein a feeding port is formed in the box wall of the impurity removing box, at least one screen is obliquely arranged in the impurity removing box, one end of the screen is connected with a first rotating shaft, two ends of the first rotating shaft are inserted into the box wall of the impurity removing box, and the first rotating shaft and the impurity removing box can be oppositely rotated; and a support component for supporting and adjusting the rotation amplitude of the screen is arranged below the screen. In practical use, under the effect of supporting component and first rotation axis, the screen cloth takes place reciprocating type rotation at certain angle within range with first rotation axis as the axle center, from fully shaking the material that lets on the screen cloth, the material that shakes includes rice, chaff shell and miscellaneous dirt, and rice can continue to slide down along the screen cloth, and chaff shell and miscellaneous dirt can pass the screen cloth and flow downwards.

Furthermore, the supporting component comprises a cam and a second rotating shaft, the cam is installed on the second rotating shaft, two ends of the second rotating shaft are inserted into the box wall of the impurity removing box, the second rotating shaft can rotate oppositely to the impurity removing box, and the second rotating shaft is further provided with a driving gear which is connected with the output end of the motor through a chain. In practical use, when the short shaft end of the cam is in contact with the bottom surface of the screen, the screen is positioned at a lower point; when the long shaft end of the cam is in contact with the bottom surface of the screen, the screen is located at a higher point, the cam is driven to rotate through the second rotating shaft, the short shaft end and the long shaft end of the cam are in alternate contact with the screen, and therefore the screen is shaken.

Further, the cam is located directly below the screen. Such setting for the cam carries out the outrigger to the screen cloth, can prevent to influence screen cloth stability because of the atress is uneven, especially shakes the stability of in-process.

Furthermore, if a plurality of screens are arranged, the screens are distributed in the impurity removing box in a Z shape in space. In the in-service use, in order to make full use of the spatial structure of edulcoration case to improve sieve miscellaneous efficiency, set up a plurality of screens of come and go formula, can realize multistage shake edulcoration, improve the rice quality.

Furthermore, an air induction port is formed in one box wall of the impurity removing box, a fan unit used for blowing impurities is arranged at the air induction port, and the fan unit is located on the end side of the screen. In actual use, no matter the bran shells and the miscellaneous dust which flow downwards through the screen mesh or the miscellaneous dust which stays above the screen mesh within a short time due to the shaking of the screen mesh can be blown to the side end of the impurity removing box under the action of the fan unit, so that the secondary pollution of the separated bran shells and the miscellaneous dust to the rice is avoided.

Furthermore, the fan set comprises a plurality of fans which are arranged in parallel, and the wind sweeping width of fan blades of the fans is not less than the total height of the screens in the vertical direction.

Furthermore, an impurity collecting region is further arranged inside the impurity removing box and is located on the opposite side of the fan unit. In actual use, the bran shells and the dust are gathered in the impurity collecting region under the action of airflow generated by the fan unit, so that the bran shells and the dust are prevented from being diffused due to wall collision or airflow obstruction.

Furthermore, the impurity collecting region comprises a temporary storage region and a deposition region, and the temporary storage region and the deposition region are separated by a partition plate, a filter screen and the wall of the impurity removing box;

the filter screen is located between the box wall of the impurity removal box and the isolation plate, and a plurality of movable baffles are uniformly distributed on the isolation plate. In practical use, the movable baffles on the partition board are opened under the action of air flow generated by the fan unit until the lower end of each movable baffle is contacted with the filter screen, and bran shells and miscellaneous dust generated by shaking of the screen come into the temporary storage area through the gap, then pass through the filter screen to come into the deposition area, and are deposited in the deposition area from top to bottom.

Furthermore, a backflow channel is arranged below the temporary storage area and the deposition area, and the upper part of the backflow channel is communicated with the deposition area;

and one end of the backflow channel is connected with the air inlet end of the second induced draft fan.

Further, the material flowing out of the lowest screen mesh is connected with a storage box or other equipment through a conveying cylinder;

the conveying cylinder is further connected with the air inlet end of the first draught fan through an exhaust pipe, and the air exhaust end of the first draught fan is connected with the backflow channel. In actual use, the rice still can be smugglied a small amount of miscellaneous dirt secretly at the in-process of deriving by the conveyer tube, can draw this part miscellaneous dirt out through first draught fan, and the end of airing exhaust of first draught fan then communicates with the return passage, can be convenient for chaff shell, miscellaneous dirt centralized management.

The invention has the beneficial effects that:

the embodiment of the invention provides an impurity removing device for rice processing, which comprises an impurity removing box, wherein a feeding port is formed in the box wall of the impurity removing box, at least one screen is obliquely arranged in the impurity removing box, one end of the screen is connected with a first rotating shaft, two ends of the first rotating shaft are inserted in the box wall of the impurity removing box, and the first rotating shaft and the impurity removing box can be oppositely rotated; the utility model discloses a rice screening machine, including screen cloth, first rotation axis, support component, second rotation axis, the screen cloth below be equipped with the support component who is used for supporting and adjusts the screen cloth rotation range, in actual use, under the effect of support component and first rotation axis, the screen cloth takes place reciprocating type rotation at certain angle within range with first rotation axis as the axle center, from fully shaking to letting the material on the screen cloth, the material that shakes includes rice, chaff shell and miscellaneous dirt, the rice can continue to slide down along the screen cloth, chaff shell and miscellaneous dirt can pass the screen cloth and flow out downwards.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of an impurity removing device for rice processing in an embodiment of the invention.

Fig. 2 is a partially enlarged view of a position a in fig. 1.

Fig. 3 is an assembly structure diagram of the second rotating shaft and the cam in the embodiment of the present invention.

Fig. 4 is another schematic structural diagram of an impurity removing device for rice processing in the embodiment of the invention.

FIG. 5 is a schematic side view of an impurity removing device for rice processing according to an embodiment of the present invention.

Fig. 6 is a state change diagram of fig. 5 in use.

Fig. 7 is a schematic view of a connection structure of the flapper and the partition plate in the embodiment of the invention.

Reference numerals:

10. an impurity removal box;

11. a feeding port;

12. screening a screen;

121. a first rotating shaft;

13. a delivery cartridge;

20. a cam;

30. a second rotation shaft;

40. an impurity collecting region;

41. a temporary storage area;

42. a deposition zone;

50. a separator plate;

51. a movable baffle;

511. a first inclined plane;

52. a second inclined plane;

60. a filter screen;

70. a return channel;

80. a first induced draft fan;

81. an exhaust pipe;

90. a second induced draft fan;

100. a storage box.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

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

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, the present invention provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or uses of other materials.

Referring to fig. 1 to 6, fig. 1 is a schematic structural diagram of an impurity removing device for rice processing according to an embodiment of the present invention, the impurity removing device for rice processing includes an impurity removing box 10, a feeding port 11 is formed on a box wall of the impurity removing box 10, at least one screen 12 is obliquely arranged inside the impurity removing box 10, and if there are a plurality of screens 12, the screens 12 are spatially distributed in the impurity removing box 10 in a "Z" shape; in addition, one end of the screen 12 is connected with a first rotating shaft 121, two ends of the first rotating shaft 121 are inserted into the wall of the trash box 10, and the first rotating shaft 121 can be opposite to the trash box 10; a support assembly for supporting and adjusting the rotation amplitude of the screen 12 is arranged below the screen 12. The material flowing out of the lowest screen 12 is connected with a storage box 100 or other equipment through a conveying cylinder 13; the conveying cylinder 13 is connected with the air inlet end of the first induced draft fan 80 through an exhaust pipe 81, and the air exhaust end of the first induced draft fan 80 is connected with the backflow channel 70. Specifically, the supporting component comprises a cam 20 and a second rotating shaft 30, the cam 20 is installed on the second rotating shaft 30, two ends of the second rotating shaft 30 are inserted into the box wall of the impurity removing box 10, the second rotating shaft 30 can be opposite to the impurity removing box 10, and a driving gear is further arranged on the second rotating shaft 30 and connected with the output end of the motor through a chain.

In practical use, the second rotating shafts 30 under each screen 12 are parallel to each other, and can be driven synchronously by a motor, a plurality of gears and chains, so as to realize synchronous shaking of the screens 12.

In some preferred embodiments, please refer to fig. 5 to 6, fig. 5 is a schematic side structure view of an impurity removing device for rice processing according to an embodiment of the present invention, an air inlet is formed in one wall of the impurity removing box 10, a fan set for impurity blowing is arranged at the air inlet, the fan set is located at an end side of the screen 12, specifically, the fan set includes a plurality of fans arranged in parallel, and the wind sweeping width of blades of the fans is not less than the total height of the screen 12 in the vertical direction; an impurity collecting region 40 is further arranged in the impurity removing box 10, the impurity collecting region 40 is positioned on the opposite side of the fan unit, the impurity collecting region 40 comprises a temporary storage region 41 and a deposition region 42, and the temporary storage region 41 and the deposition region 42 are separated by a partition plate 50, a filter screen 60 and the box wall of the impurity removing box 10; the filter screen 60 is located between the wall of the impurity removing box 10 and the isolation plate 50, and a plurality of movable baffles 51 are uniformly distributed on the isolation plate 50. In practical use, the top of the movable baffle 51 is hinged with the plate body of the isolation plate 50, when the impurity removal device stops removing impurities from rice, the blowing of the fan unit can be suspended, and the movable baffle 51 is reset under the action of self gravity until the plane where the baffle 51 is located is parallel to the plane where the isolation plate 50 is located; in this state, the rice bran and the dust in the impurity collecting region 40 do not flow back to the side of the screen 12, thereby avoiding the influence on the impurity removal of the rice at the next time.

In certain preferred embodiments, a return channel 70 is arranged below the temporary storage area 41 and the deposition area 42, and the upper part of the return channel 70 is communicated with the deposition area 42; one end of the backflow channel 70 is connected with the air inlet end of the second induced draft fan 90.

In other preferred embodiments, referring to fig. 7, fig. 7 is a schematic view of a connection structure of the movable baffle and the isolation plate in the embodiment of the present invention, a first inclined surface 511 is provided at a free end of the movable baffle 51, and a second inclined surface 52 adapted to the first inclined surface 511 is provided on the isolation plate 50, so that in practical use, such a design can prevent the movable baffle 51 from turning over toward the screen 12.

In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, therefore, the scope of the present invention shall be determined by the appended claims.

Claims

1. The utility model provides an edulcoration device for rice processing which characterized in that: the device comprises an impurity removing box (10), wherein a feeding port (11) is formed in the box wall of the impurity removing box (10), at least one screen (12) is obliquely arranged in the impurity removing box (10), one end of the screen (12) is connected with a first rotating shaft (121), two ends of the first rotating shaft (121) are inserted into the box wall of the impurity removing box (10), and the first rotating shaft (121) can be oppositely rotated with the impurity removing box (10); and a support component for supporting and adjusting the rotation amplitude of the screen (12) is arranged below the screen (12).

2. The impurity removing device for rice processing according to claim 1, characterized in that: the supporting component comprises a cam (20) and a second rotating shaft (30), the cam (20) is installed on the second rotating shaft (30), two ends of the second rotating shaft (30) are inserted into the box wall of the impurity removing box (10), the second rotating shaft (30) can be opposite to the impurity removing box (10), a driving gear is further arranged on the second rotating shaft (30), and the driving gear is connected with the output end of the motor through a chain.

3. The impurity removing device for rice processing according to claim 2, characterized in that: the cam (20) is located directly below the screen (12).

4. An impurity removing device for rice processing according to any one of claims 1 to 3, characterized in that: if the screen cloth (12) has a plurality of screen cloth, the screen cloth (12) is distributed in the impurity removing box (10) in a Z shape in space.

5. An impurity removing device for rice processing according to any one of claims 1 to 3, characterized in that: an air induction port is formed in one box wall of the impurity removing box (10), a fan unit used for blowing impurities is arranged at the air induction port, and the fan unit is located on the end side of the screen (12).

6. The impurity removing device for rice processing according to claim 5, wherein: the fan set comprises a plurality of fans which are arranged in parallel, and the wind sweeping width of blades of the fans is not less than the total height of the screens (12) in the vertical direction.

7. The impurity removing device for rice processing according to claim 6, wherein: and an impurity collecting region (40) is further arranged in the impurity removing box (10), and the impurity collecting region (40) is positioned on the opposite side of the fan unit.

8. The impurity removing device for rice processing according to claim 7, wherein: the impurity collecting region (40) comprises a temporary storage region (41) and a deposition region (42), and the temporary storage region (41) and the deposition region (42) are separated by a partition plate (50), a filter screen (60) and the wall of the impurity removing box (10);

the filter screen (60) is positioned between the box wall of the impurity removing box (10) and the isolation plate (50), and a plurality of movable baffles (51) are uniformly distributed on the isolation plate (50).

9. The impurity removing device for rice processing according to claim 8, wherein: a backflow channel (70) is arranged below the temporary storage area (41) and the deposition area (42), and the upper part of the backflow channel (70) is communicated with the deposition area (42);

one end of the backflow channel (70) is connected with the air inlet end of the second induced draft fan (90).

10. The impurity removing device for rice processing according to claim 9, wherein: the material flowing out of the lowest screen (12) is connected with a storage box (100) or other equipment through a conveying cylinder (13);

the conveying cylinder (13) is connected with the air inlet end of the first induced draft fan (80) through an exhaust pipe (81), and the air exhaust end of the first induced draft fan (80) is connected with the backflow channel (70).