CN215613154U

CN215613154U - Bounce type rice grading and selecting device

Info

Publication number: CN215613154U
Application number: CN202121750604.XU
Authority: CN
Inventors: 文宗华
Original assignee: Youxian Yinghua Rice Industry Co ltd
Current assignee: Youxian Yinghua Rice Industry Co ltd
Priority date: 2021-07-29
Filing date: 2021-07-29
Publication date: 2022-01-25
Anticipated expiration: 2031-07-29

Abstract

The utility model discloses a bouncing type rice grading and refining device, which relates to the technical field of rice grading and refining and comprises a feed inlet, a grading and refining box and a storage box, wherein one end of the feed inlet is connected with the upper end of the grading and refining box, the grading and refining box is obliquely arranged on the upper surface of the storage box, a sieve grid is arranged in the grading and refining box, two ends of the sieve grid are vertically connected with vibrating rods, the vibrating rods are fixedly connected with bouncing rods parallel to the sieve grid, and springs are arranged at the upper ends and the lower ends of the bouncing rods. The utility model discloses a through the spring screening of vibrations of sieve check, realized the grading of rice, it is great to prevent to use shock dynamo shake, leads to grading plant to appear the part trouble easily in work, influences the life and the job stabilization nature of equipment, and the spring screening of vibrations can reduce the sieve check more effectively and take place blocking phenomenon.

Description

Bounce type rice grading and selecting device

Technical Field

The utility model relates to the technical field of rice processing, in particular to a bouncing type rice grading and selecting device.

Background

Grading and fine selection are important processes in rice processing, and the quality of rice grading directly influences the quality of products and the economic benefit of a processing plant. The existing rice grading device utilizes the principle that broken rice and whole rice grain types have differences, forms grading when flowing on a plane rotary screen surface, separates a plurality of grades such as whole rice, large broken rice, medium broken rice, small broken rice and the like through being equipped with a plurality of layers of screen surfaces with different meshes for continuous screening, has relatively poor stability in the operation process and large jitter, and causes the phenomenon that part faults and short service life of the grading device easily appear in work.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide the bouncing type rice grading and selecting device, which can realize rice grading and prevent overlarge shaking from influencing the service life and the working stability of equipment.

In order to achieve the purpose, the utility model adopts the following technical scheme: the grading and refining device comprises a feeding hole, a grading and refining box and a storage box, and is characterized in that one end of the feeding hole is connected with the upper end of the grading and refining box, and the grading and refining box is obliquely arranged on the upper surface of the storage box;

the grading and refining box is a cuboid, a sieve lattice and a concave mounting block are arranged in the grading and refining box, the concave mounting block is fixedly mounted on the left side and the right side of the inner wall of the grading and refining box, two ends of the sieve lattice are vertically connected with vibrating rods, the vibrating rods are fixedly connected with bouncing rods parallel to the sieve lattice, the bouncing rods and the sieve lattice are respectively located on two sides of the vibrating rods, springs are arranged at the upper end and the lower end of each bouncing rod, and the springs are elastically connected with the concave mounting blocks;

the vibrating screen is characterized in that a rotating shaft is arranged between the bottom end of the vibrating rod and the inner wall of the grading and selecting box, a fluted disc is sleeved on the rotating shaft, and gear strips which can be meshed with each other are respectively arranged in partial areas of the fluted disc and the bottom end of the vibrating rod.

Further, the other end of the feed inlet is provided with a vibration device, and the vibration device is connected with a driving motor.

Furthermore, the sieve check subregion is equipped with first sieve check, second sieve check, third sieve check, fourth sieve check, and all is provided with the baffle between first sieve check and second sieve check, second sieve check and third sieve check, third sieve check and the fourth sieve check.

Furthermore, the aperture of the first sieve lattice, the second sieve lattice, the third sieve lattice and the fourth sieve lattice is increased in sequence.

Furthermore, the storage box is provided with a first storage box, a second storage box, a third storage box and a fourth storage box in a partitioning mode, and baffles are arranged between the first storage box and the second storage box, between the second storage box and the third storage box and between the third storage box and the fourth storage box.

Furthermore, the first storage box, the second storage box, the third storage box and the fourth storage box are respectively positioned under the first sieve lattice, the second sieve lattice, the third sieve lattice and the fourth sieve lattice.

Furthermore, the rear sides of the first storage box, the second storage box, the third storage box and the fourth storage box are provided with air suction devices.

Compared with the prior art, the utility model has the beneficial effects that: through the bounce screening of sieve check vibrations, realized the grading of rice, it is great to prevent to use shock dynamo shake, leads to grading plant to appear the part trouble easily at work, influences the life and the job stabilization nature of equipment, and the bounce screening vibrations screening can reduce sieve check more effectively and take place blocking phenomenon.

Drawings

FIG. 1 is a front view of the bouncing type rice grading and refining device of the utility model.

FIG. 2 is a sectional view showing a classifying and refining box of the bouncing type rice classifying and refining apparatus according to the present invention.

Fig. 3 is a top view of the bouncing type rice grading and refining device of the utility model.

Fig. 4 is a right side view of the bouncing type rice grading and refining device of the utility model.

In the figure: 1. a feed inlet; 2. a grading and selecting box; 3. a storage box; 31. a first storage box; 32. a second storage box; 33. a third storage box; 34. a fourth storage box; 35. a baffle plate; 4. screening grids; 41. a first sieve grid; 42. a second sieve grid; 43. a third sieve grid; 44. a fourth sieve grid; 45. a partition plate; 5. a concave mounting block; 6. a vibration rod; 7. a bouncing rod; 8. a spring; 9. a rotating shaft; 10. a fluted disc; 11. a gear rack; 12. a vibration device; 13. a drive motor; 14. and an air suction device.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments, and it is to be understood that the described embodiments are merely illustrative of some, but not all, of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

A bounce type rice grading and refining device is disclosed, and referring to figures 1-4, the bounce type rice grading and refining device comprises a feed inlet 1, a grading and refining box 2 and a storage box 3, wherein one end of the feed inlet 1 is connected with the upper end of the grading and refining box 2, and the grading and refining box 2 is obliquely arranged on the upper surface of the storage box 3;

the grading and refining box 2 is a cuboid, a sieve lattice 4 and a concave mounting block 5 are arranged in the grading and refining box 2, the concave mounting block 5 is fixedly mounted on the left side and the right side of the inner wall of the grading and refining box 2, two ends of the sieve lattice 4 are vertically connected with vibration rods 6, the vibration rods 6 are fixedly connected with bouncing rods 7 parallel to the sieve lattice 4, the bouncing rods 7 and the sieve lattice 4 are respectively positioned on two sides of the vibration rods 6, springs 8 are arranged at the upper end and the lower end of the bouncing rods 7, and the springs 8 are elastically connected with the concave mounting block 5;

a rotating shaft 9 is arranged between the bottom end of the vibration rod 6 and the inner wall of the grading and selecting box 2, a fluted disc 10 is sleeved on the rotating shaft 9, and gear strips 11 which can be meshed with each other are respectively arranged in a partial region of the fluted disc 10 and the bottom end of the vibration rod 6.

Wherein, the during operation, pivot 9 drives fluted disc 10 and rotates, and partial rack 11 of fluted disc 10 drives vibrations pole 6 downstream, and vibrations pole 6 drives elastic rod 7 downstream, and elastic rod 7 compresses spring 8 downwards, and spring 8 produces the resilience force of vertical direction for elastic rod 7 up-and-down motion in spill installation piece 5 further makes vibrations pole 6 up-and-down alternate motion, thereby drives sieve check 4 and goes up the vibrations screening of bouncing in vertical direction.

According to the embodiment of the utility model, rice is classified by bouncing and vibrating screening of the sieve lattices 4, so that the classifying and selecting device is prevented from easily generating part faults during working due to larger vibration of a vibrating motor, the service life and the working stability of equipment are influenced, and the phenomenon of blockage of the sieve lattices can be effectively reduced by bouncing and vibrating screening.

Optionally, a vibration device 12 is arranged at the other end of the feed port 1, and the vibration device 12 is connected with a driving motor 13.

Wherein, vibrating motor 12 that feed inlet 1 was equipped with can be so that the rice carries out the layering through vibrations with the rice before getting into hierarchical choice case 2, and the great distribution of granule is on the upper strata, and the less distribution of granule is in the lower floor, and when the rice got into hierarchical choice case 2 and reachs on sieve lattice 4, the rice that is in the less granule of lower floor can fall down fast, improves separation efficiency.

Particularly, the sieve lattice 4 is provided with a first sieve lattice 41, a second sieve lattice 42, a third sieve lattice 43 and a fourth sieve lattice 44 in a partitioning manner, and a partition plate 45 is arranged between the first sieve lattice 41 and the second sieve lattice 42, between the second sieve lattice 42 and the third sieve lattice 43, and between the third sieve lattice 43 and the fourth sieve lattice 44.

The aperture of the first sieve lattice 41, the second sieve lattice 42, the third sieve lattice 43 and the fourth sieve lattice 44 is increased in sequence.

The existing rice grading device utilizes the principle that broken rice and whole rice have difference in grain type, grading is formed when flowing on a plane rotary screen surface, a plurality of layers of screen surfaces with different meshes are arranged for continuous screening, and a plurality of grades such as whole rice, large broken rice, medium broken rice, small broken rice and the like are separated, the equipment structure is complex, the embodiment of the utility model adopts an integral screen 4, a first screen 41 for separating small broken rice, a second screen 42 for separating the selected broken rice, a third screen 43 for separating the large broken rice and a fourth screen 44 for separating the whole rice are arranged in a screen partition area, the aperture is sequentially increased, the grading precision is high, the structure is simple, the manufacturing cost is low, and the practicability is strong.

Particularly, the storage box 3 is partitioned into a first storage box 31, a second storage box 32, a third storage box 33 and a fourth storage box 34, and baffles 35 are arranged between the first storage box 31 and the second storage box 32, between the second storage box 32 and the third storage box 33 and between the third storage box 33 and the fourth storage box 34.

The first storage box 31, the second storage box 32, the third storage box 33 and the fourth storage box 34 are respectively positioned right below the first sieve lattice 41, the second sieve lattice 42, the third sieve lattice 43 and the fourth sieve lattice 44.

The first storage box 31 is used for storing small broken rice, the second storage box 32 is used for storing medium broken rice, the third storage box 33 is used for storing large broken rice, and the fourth storage box 34 is used for storing whole rice, so that the screened rice is conveniently collected.

Optionally, the rear sides of the first storage box 31, the second storage box 32, the third storage box 33 and the fourth storage box 34 are all provided with air suction devices 14.

Because certain rice bran powder can be generated in the rice processing process, the embodiment of the utility model removes the rice bran powder in the rice by arranging the air suction device 14 at the rear side of the box body of the storage box 3, thereby further improving the quality of the rice.

Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the scope of the claims of the present invention.

Claims

1. A bounce type rice grading and refining device comprises a feed inlet, a grading and refining box and a storage box, and is characterized in that one end of the feed inlet is connected with the upper end of the grading and refining box, and the grading and refining box is obliquely arranged on the upper surface of the storage box;

2. The bouncing type rice grading and refining device as claimed in claim 1, wherein a vibrating device is arranged at the other end of the feeding hole, and a driving motor is connected to the vibrating device.

3. The bouncing type rice grading and refining device as claimed in claim 1, wherein the sieve grid partition is provided with a first sieve grid, a second sieve grid, a third sieve grid and a fourth sieve grid, and a partition is arranged between each sieve grid.

4. The bouncing type rice grading and refining device as claimed in claim 3, wherein the first sieve grid, the second sieve grid, the third sieve grid and the fourth sieve grid are sequentially increased in aperture.

5. The bouncing rice grading and refining device as claimed in claim 3, wherein the storage bin is divided into a first storage bin, a second storage bin, a third storage bin and a fourth storage bin, and a baffle is arranged between each storage bin.

6. The bouncing type rice grading and refining device as claimed in claim 5, wherein the first storage box, the second storage box, the third storage box and the fourth storage box are respectively located right below the first sieve lattice, the second sieve lattice, the third sieve lattice and the fourth sieve lattice.

7. The bouncing type rice grading and refining device as claimed in claim 6, wherein air draft devices are arranged at the rear sides of the first storage box, the second storage box, the third storage box and the fourth storage box.