CN221017382U

CN221017382U - Screening device

Info

Publication number: CN221017382U
Application number: CN202322395761.9U
Authority: CN
Inventors: 周盛中; 刘江海; 黄纪亮
Original assignee: Jiade Environmental Engineering Hubei Co ltd
Current assignee: Jiade Environmental Engineering Hubei Co ltd
Priority date: 2023-09-05
Filing date: 2023-09-05
Publication date: 2024-05-28
Anticipated expiration: 2033-09-05

Abstract

The utility model relates to a screening device which comprises a multi-stage screening mechanism, a blowing mechanism and a box body; the multi-stage screening mechanism comprises a first screening assembly and a second screening assembly, and the first screening assembly and the second screening assembly are used for removing impurities with different particle sizes in bean materials; the utility model discloses a multistage screening device, including multistage screening mechanism, the mechanism of blowing is located the bottom of multistage screening mechanism, the mechanism of blowing includes tuber pipe and dryer, the tuber pipe is located the both sides of dryer, the tuber pipe is used for UNICOM multiunit the dryer, two the other end of tuber pipe is equipped with same reposition of redundant personnel section of thick bamboo, one side of reposition of redundant personnel section of thick bamboo is equipped with the air pump, the gas outlet of air pump with reposition of redundant personnel section of thick bamboo looks adaptation. The multi-stage screening device has the advantages of high screening degree and good operation effect.

Description

Screening device

Technical Field

The utility model relates to the technical field of screening equipment, in particular to a screening device.

Background

Dehulling is one of the key processes in the processing of soybeans. The bacterial amount can be reduced through peeling, the flavor of bean products is improved, the protein content of bean pulp is increased, the effective treatment capacity of equipment is increased, and the energy consumption in the production process is reduced. Before soybean peeling, the soybean material is screened to remove impurities such as pod, stick, stone, etc. to ensure peeling effect.

The utility model patent number CN212681682U discloses a soybean screening machine, the device is provided with parts such as a screen plate, a motor, a driving rod and the like, when in operation, the motor drives a screening chamber to vibrate in a small amplitude through the driving rod, and the screening chamber screens soybean materials for multiple times to fulfill the aim of stable screening;

The screening mode has certain defects: and finally, stones with the volume similar to that of the beans still exist in the bean materials, and impurities with the particle size similar to that of the beans cannot be screened by the device, namely, the screening effect of the device is poor.

Disclosure of utility model

In view of the foregoing, it is necessary to provide a screening device for solving the technical problem of poor screening effect in the prior art.

The utility model provides a screening device which comprises a multi-stage screening mechanism, a blowing mechanism and a box body, wherein the multi-stage screening mechanism is arranged on the box body;

The multi-stage screening mechanism comprises a first screening assembly and a second screening assembly, and the first screening assembly and the second screening assembly are used for removing impurities with different particle sizes in bean materials;

The air blowing mechanism is arranged at the bottom of the multi-stage screening mechanism and comprises air pipes and air cylinders, the air pipes are arranged at two sides of the air cylinders and are used for communicating a plurality of groups of the air cylinders, the other ends of the two air pipes are provided with the same diversion cylinder, one side of the diversion cylinder is provided with an air pump, and an air outlet of the air pump is matched with the diversion cylinder;

the multi-stage screening mechanism and the blowing mechanism are both arranged inside the box body, a discharge hole is formed in the middle of one side of the box body, and the blowing mechanism corresponds to the discharge hole.

In some embodiments, the first screen assembly comprises a first discharge plate and a first screen, the first discharge plate is arranged at the bottom of the first screen, the second screen assembly comprises a second discharge plate and a second screen, the second discharge plate is arranged at the bottom of the second screen, and vibration motors are arranged at the bottom of the first discharge plate and the bottom of the second discharge plate.

In some embodiments, the two sides of the first screen and the two sides of the second screen are fixedly connected with elastic plates, the tops of the elastic plates are fixedly connected with the inner wall of the top of the box, a first waste discharge port is formed in the top of one side of the box, and the discharge end of the first screen and the discharge end of the second discharge plate are extended to the outside of one side of the first waste discharge port.

In some embodiments, the top and the bottom of the air duct are fixedly connected with fixing rods, and two ends of each fixing rod are fixedly connected with two side inner walls of the box body respectively.

In some embodiments, a material blocking net is arranged on one side of the discharge hole, the material blocking net corresponds to the exhaust direction of the blowing mechanism, and the material blocking net is used for blocking bean materials blown out by the blowing mechanism.

In some embodiments, a collecting plate is fixedly connected to one side in the box body, the top of the collecting plate corresponds to the discharge end of the second screen, a material homogenizing roller is arranged between the bottoms of the collecting plate, a rotating shaft is arranged in the material homogenizing roller, and two ends of the rotating shaft are respectively connected with the inner wall of the box body in a rotating mode.

In some embodiments, one end of the rotating shaft penetrates to the outside of one side of the box body, a motor is arranged on one side of the box body, and an output shaft of the motor is fixedly connected with one end of the rotating shaft.

In some embodiments, a feed inlet is formed in one side of the top of the box body, a feed chute is formed in the top of the feed inlet, a supporting plate is arranged on one side of the feed chute, and the feed inlet corresponds to one side of the first screen.

In some embodiments, a second waste outlet is provided at the bottom of the tank.

In some embodiments, the bottom of the box is provided with feet.

Compared with the prior art, the screening device provided by the utility model has the following beneficial effects: during the use, the beans material falls on first branch sieve subassembly, first branch sieve subassembly is got rid of great impurity in the beans material, the beans material of filtering falls on second branch sieve subassembly, second branch sieve subassembly is got rid of less volumetric impurity, guaranteed the regularity of beans material greatly, further, the beans material of being filtered many times falls through second branch sieve subassembly discharge end, the drive air pump, the air pump is through reposition of redundant personnel section of thick bamboo and tuber pipe with the air drum in inside, the dryer is with the directional discharge of air, under the same volume, beans material density is less than the stone, beans material is blown away and is collected, the stone falls down and discharges, this device multistage branch sieve, the branch sieve degree is high, the operation is effectual.

The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and its details set forth in the accompanying drawings. Specific embodiments of the present utility model are given in detail by the following examples and the accompanying drawings.

Drawings

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

FIG. 1 is a schematic perspective sectional view of a screening device according to the present utility model;

Fig. 2 is a schematic structural diagram of a multi-stage screening mechanism of a screening device according to the present utility model;

FIG. 3 is a schematic structural view of a wind tunnel of a screening device provided by the utility model;

FIG. 4 is a schematic side sectional view of a screening apparatus according to the present utility model;

Fig. 5 is an enlarged view of a portion a of fig. 4;

fig. 6 is a schematic side view of a screening device according to the present utility model.

The reference numerals are as follows:

1. A multi-stage screening mechanism; 11. a first screening assembly; 111. a first discharge plate; 112. a first screen; 12. a second screen assembly; 121. a second discharge plate; 122. a second screen; 123. a vibration motor; 13. an elastic plate; 2. a blowing mechanism; 21. an air duct; 22. an air duct; 221. a fixed rod; 23. a shunt barrel; 24 air pump; 3. a case; 31. a discharge port; 32. a first waste outlet; 33. a material blocking net; 34. a collecting plate; 35. a material homogenizing roller; 36. a rotating shaft; 37. a servo motor; 38. a second waste outlet; 4. a feed inlet; 41. a feed chute; 42. a support plate; 5. and (5) supporting legs.

Detailed Description

The following detailed description of preferred embodiments of the utility model is made in connection with the accompanying drawings, which form a part hereof, and together with the description of the embodiments of the utility model, are used to explain the principles of the utility model and are not intended to limit the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a screening device, which includes a multi-stage screening mechanism 1, a blowing mechanism 2 and a box 3;

The multi-stage screening mechanism 1 comprises a first screening assembly 11 and a second screening assembly 12, wherein the first screening assembly 11 and the second screening assembly 12 are used for removing impurities with different particle sizes in bean materials;

The air blowing mechanism 2 is arranged at the bottom of the multi-stage screening mechanism 1, the air blowing mechanism 2 comprises air pipes 21 and air cylinders 22, the air pipes 21 are arranged at two sides of the air cylinders 22, the air pipes 21 are used for communicating a plurality of groups of the air cylinders 22, the other ends of the two air pipes 21 are provided with the same split flow cylinder 23, one side of the split flow cylinder 23 is provided with an air pump 24, and the air outlet of the air pump 24 is matched with the split flow cylinder 23;

The multistage screening mechanism 1 and the blowing mechanism 2 are arranged inside the box body 3, a discharge hole 31 is formed in the middle of one side of the box body 3, and the blowing mechanism 2 corresponds to the discharge hole 31.

When the device is used, bean materials fall on the first screening component 11, the first screening component 11 rejects larger impurities in the bean materials, the filtered bean materials fall on the second screening component 12, the second screening component 12 rejects smaller-volume impurities, the uniformity of the bean materials is greatly guaranteed, further, the bean materials filtered for many times fall down through the discharge end of the second screening component 12, the air pump 24 is driven, the air pump 24 blows air into the air cylinder 22 through the flow dividing cylinder 23 and the air pipe 21, the air cylinder 22 directionally discharges the air, the density of the bean materials is smaller than that of stones under the same volume, the bean materials are blown away and collected, the stones fall down and are discharged, and the device is multi-stage screened, the screening degree is high, and the operation effect is good.

In order to specifically realize the functions of the first screening assembly 11 and the second screening assembly 12, please refer to fig. 1-2, fig. 4 and fig. 6, the first screening assembly 11 includes a first discharge plate 111 and a first screen 112, the first discharge plate 111 is disposed at the bottom of the first screen 112, the second screening assembly 12 includes a second discharge plate 121 and a second screen 122, the second discharge plate 121 is disposed at the bottom of the second screen 122, vibration motors 123 are disposed at the bottom of the first discharge plate 111 and the bottom of the second discharge plate 121, elastic plates 13 are fixedly connected to two sides of the first screen 112 and two sides of the second screen 122, the tops of the elastic plates 13 are fixedly connected to the top inner wall of the box 3, a first waste discharge port 32 is disposed at the top of one side of the box 3, and the discharge ends of the first screen 112 and the second discharge plate 121 are extended to the outside of one side of the first waste port 32.

In a specific operation, the vibration motor 123 is driven to drive the first screen 112 and the second screen 122, then bean materials are poured onto the first screen 112, the mesh size of the first screen 112 is small, the aperture is about 7mm, the diameter of soybeans is generally 5mm-6mm, bean materials and impurities with smaller or similar volumes can fall onto the second screen 122 through the first screen 112 and the first discharge plate 111, excessive impurities are discharged through the discharge end at one side of the first screen 112, the mesh size of the second screen 122 is slightly larger, the aperture is about 4mm, some impurities with too small volumes and the like are discharged through the second screen 122 and the second discharge plate 121, so far, the residual bean materials are all near in volume and discharged to the next stage through the discharge end of the second screen 122.

Wherein, the top and the bottom of dryer 22 all fixedly connected with dead lever 221, the both ends of dead lever 221 respectively with the both sides inner wall fixed connection of box 3.

In order to ensure the convenience of bean material collection, please refer to fig. 1 and 4, one side of the discharge port 31 is provided with a material blocking net 33, the material blocking net 33 corresponds to the exhaust direction of the blowing mechanism 2, and the material blocking net 33 is used for blocking the bean material blown out by the blowing mechanism 2, so as to collect the bean material.

In order to further improve the winnowing effect of the blowing mechanism 2, please refer to fig. 1 and 4, a collecting plate 34 is fixedly connected to one side of the interior of the box 3, the top of the collecting plate 34 corresponds to the discharge end of the second screen 122, a material homogenizing roller 35 is arranged between the bottoms of the collecting plate 34, a rotating shaft 36 is arranged in the material homogenizing roller 35, two ends of the rotating shaft 36 are respectively and rotatably connected with the inner wall of the box 3, one end of the rotating shaft 36 penetrates to one side of the box 3, a servo motor 37 is arranged on one side of the box 3, and an output shaft of the servo motor 37 is fixedly connected with one end of the rotating shaft 36.

In a specific operation, after being discharged by the second screen 122, the bean material falls on the material collecting plate 34, the driving servo motor 37 drives the rotating shaft 36, the rotating shaft 36 drives the material homogenizing roller 35, and the material homogenizing roller 35 uniformly and uniformly discharges the bean material for the air blowing mechanism 2 to perform air separation.

In order to increase the practicability of the device, please refer to fig. 1 and 4, a feeding hole 4 is provided on one side of the top of the box 3, a feeding groove 41 is provided on the top of the feeding hole 4, a supporting plate 42 is provided on one side of the feeding groove 41, and the feeding hole 4 corresponds to one side of the first screen 112, and the feeding groove 41 is convenient for feeding.

Wherein, the bottom of the box body 3 is provided with a second waste discharge port 38 for discharging stone impurities.

Wherein the bottom of the box body 3 is provided with a support leg 5.

Working principle: when the device is used, the vibrating motor 123 is driven to drive the first screen 112 and the second screen 122, then bean materials are poured onto the first screen 112, the mesh size of the first screen 112 is small, the aperture is about 7mm, the diameter of soybeans is generally 5mm-6mm, bean materials and impurities with smaller or similar volumes can fall onto the second screen 122 through the first discharge plate 111 of the first screen 112, oversized impurities are discharged through the discharge end on one side of the first screen 112, the mesh size of the second screen 122 is slightly larger, the aperture is about 4mm, some impurities with too small volumes and the like are discharged through the second screen 122 through the second discharge plate 121, so that the residual bean materials are all near in volume and discharged to the next stage through the discharge end of the second screen 122, the uniformity of the bean materials is greatly guaranteed, the air pump 24 is further driven, the air pump 24 blows air into the air cylinder 22 through the shunt cylinder 23 and the air pipe 21, the bean materials are discharged in a certain direction, the density of the same volume is smaller than that of stones, the bean materials are collected, and the stones fall down to the screen device, the multi-stage operation is carried out, and the multi-stage operation is good.

The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model.

Claims

1. The screening device is characterized by comprising a multi-stage screening mechanism, a blowing mechanism and a box body;

The air blowing mechanism is arranged at the bottom of the multi-stage screening mechanism and comprises air pipes and air cylinders, the air pipes are arranged at two sides of the air cylinders and are used for communicating a plurality of groups of the air cylinders, the other ends of the two air pipes are provided with the same split flow cylinder, one side of the split flow cylinder is provided with an air pump, and an air outlet of the air pump is matched with the split flow cylinder;

2. The screening device of claim 1, wherein the first screening assembly comprises a first discharge plate and a first screen, the first discharge plate is arranged at the bottom of the first screen, the second screening assembly comprises a second discharge plate and a second screen, the second discharge plate is arranged at the bottom of the second screen, and vibrating motors are arranged at the bottom of the first discharge plate and the bottom of the second discharge plate.

3. The screening device according to claim 2, wherein elastic plates are fixedly connected to two sides of the first screen and two sides of the second screen, the tops of the elastic plates are fixedly connected to the inner wall of the top of the box, a first waste discharge port is formed in the top of one side of the box, and the discharge end of the first screen and the discharge end of the second discharge plate are extended to the outside of one side of the first waste discharge port.

4. The screening device according to claim 1, wherein the top and the bottom of the air duct are fixedly connected with fixing rods, and two ends of each fixing rod are fixedly connected with inner walls of two sides of the box body respectively.

5. The screening device according to claim 1, wherein a material blocking net is arranged on one side of the discharge port, the material blocking net corresponds to the exhaust direction of the blowing mechanism, and the material blocking net is used for blocking bean materials blown out by the blowing mechanism.

6. The screening device according to claim 2, wherein a collecting plate is fixedly connected to one side of the inside of the box body, the top of the collecting plate corresponds to the discharge end of the second screen, a material homogenizing roller is arranged between the bottoms of the collecting plate, a rotating shaft is arranged in the material homogenizing roller, and two ends of the rotating shaft are respectively connected with the inner wall of the box body in a rotating mode.

7. The screening device according to claim 6, wherein one end of the rotating shaft penetrates to the outside of one side of the box body, a servo motor is arranged on one side of the box body, and an output shaft of the servo motor is fixedly connected with one end of the rotating shaft.

8. The screening device according to claim 2, wherein a feed inlet is formed in one side of the top of the box body, a feed chute is formed in the top of the feed inlet, a support plate is arranged on one side of the feed chute, and the feed inlet corresponds to one side of the first screen.

9. The screening device of claim 1, wherein the bottom of the housing defines a second waste outlet.

10. A screening device according to claim 1, wherein the bottom of the box is provided with feet.