CN215963689U

CN215963689U - Grain separator

Info

Publication number: CN215963689U
Application number: CN202121736365.2U
Authority: CN
Inventors: 高强
Original assignee: Shandong Binyuan Agricultural Technology Co ltd
Current assignee: Shandong Binyuan Agricultural Technology Co ltd
Priority date: 2021-07-29
Filing date: 2021-07-29
Publication date: 2022-03-08
Anticipated expiration: 2031-07-29

Abstract

The utility model is suitable for the technical field of grain separation equipment, and provides a grain separator, which comprises a support frame, a hopper, a separation chamber and a screen; the hopper is positioned at the upper end of the support frame and is connected with the support frame through a rotary clamping seat; the lower end of an output port of the hopper is connected with the separation chamber, a driving roller and a driven roller which rotate relatively are arranged in the separation chamber, one end of the driving roller is connected with a motor through a belt wheel assembly, and the other end of the driving roller is connected with the screen through a reciprocating swing mechanism; the reciprocating swing mechanism comprises a cam and a crank, the cam is sleeved in the crank, and the crank is connected with the screen through a driving rod. Therefore, the rotary clamping seat is arranged at the lower end of the hopper, so that the aim of conveniently disassembling and assembling the hopper is fulfilled, and the aim of accurately grinding powder is further fulfilled by utilizing the reciprocating swing mechanism.

Description

Grain separator

Technical Field

The utility model relates to the technical field of grain separation equipment, in particular to a grain separator.

Background

The brown rice is the rice husk with the outer protective skin layer removed from the paddy, the brown rice is the caryopsis of the paddy with the outer protective skin layer removed, the rice kernel with the intact inner protective skin layer (pericarp, seed coat and nucellar layer) is the rice kernel, and because the inner protective skin layer crude fiber, bran wax and the like are more in thick mouthfeel and compact in texture, the boiling is time-consuming, but the weight-reducing effect is obvious. Compared with the common refined rice, the brown rice is richer in vitamin, mineral and dietary fiber, and is regarded as a green health food.

The coming out of the grain separator brings great convenience to production and life of people, and not only improves the life quality of people, but also greatly improves the production efficiency. At present, the grain separator is convenient to use and is suitable for individual production of farmers and production of small factories. The rice separating machine mainly comprises a feed hopper, a separating box, an eccentric transmission mechanism and a power source, namely a motor, and the working principle is that the rice is discharged from a discharge port by utilizing the difference of friction coefficients of the rice and the brown rice and the difference of motion modes in separation.

The rice huller is characterized in that rice passing through the rollers is extruded and rubbed and torn by the pressure of a weight through a pair of rubber rollers rotating oppositely at unequal speeds, so that the aim of hulling is fulfilled. The husked material is subjected to wind force when passing through the husk separating chamber, and the husk mixture is separated from the rice husk. The rice huller is a grain processing machine for hulling rice to obtain brown rice. It can remove the hull of the rice, reduce the waist burst and the damage of the epidermis of the rice grains and keep the integrity of the brown rice as much as possible. After the shelling is accomplished, the most commonly used mode is through the rice husk and the separation of rice grain of air-blower with the corn, but if contain a large amount of moisture in rice husk and the rice grain, still need the secondary filter screening, current rice huller obviously can't satisfy more accurate screening needs.

In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.

Disclosure of Invention

In view of the above-mentioned drawbacks, the present invention provides a separator for separating brown rice, which realizes the purpose of conveniently detaching and mounting a hopper by providing a rotary clamping seat at the lower end of the hopper, and further realizes the purpose of precise powder by using a reciprocating swing mechanism.

In order to achieve the above object, the present invention provides a grain separator, comprising a support frame, a hopper, a separation chamber and a screen; the hopper is positioned at the upper end of the support frame and is connected with the support frame through a rotary clamping seat; the lower end of an output port of the hopper is connected with the separation chamber, a driving roller and a driven roller which rotate relatively are arranged in the separation chamber, one end of the driving roller is connected with a motor through a belt wheel assembly, and the other end of the driving roller is connected with the screen through a reciprocating swing mechanism; the reciprocating swing mechanism comprises a cam and a crank, the cam is sleeved in the crank, and the crank is connected with the screen through a driving rod.

Preferably, the hopper is connected with the support frame through a rotary clamping groove.

Preferably, the hopper is rectangular, and one side of the hopper is provided with an inclined material guide plate.

Preferably, still be equipped with a plurality of stoving subassembly in the separator, the stoving subassembly includes drying-machine, puddler, the puddler is located the feed inlet of separator.

Preferably, the stirring rod is connected with the belt wheel assembly, an electric heating assembly is arranged in the dryer, and a feed inlet of the separation chamber of the dryer forms an included angle of 30-45 degrees.

Preferably, the screen mesh comprises a first screen mesh and a second screen mesh, the first screen mesh is positioned at the upper end of the second screen mesh, and the diameter of the first screen mesh is larger than that of the second screen mesh.

Preferably, the first screen and the second screen are connected with the support frame through a movable block.

Preferably, the driving roller and the driven roller are both made of hard synthetic rubber, and a rotation speed difference exists between the driving roller and the driven roller.

The utility model has the beneficial technical effects that: for rice with a large amount of rice hulls, after the rice is rolled and kneaded by using a traditional differential roller, the rice hulls and the rice still adhere together due to high humidity, and before the rice is kneaded, water is quickly evaporated by using a dryer while stirring by using a stirring rod, so that the adhesion is reduced, and the aim of quickly separating the rice hulls from the rice can be fulfilled.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic side view of the present invention;

in the figure, 1-support frame, 2-hopper, 3-separation chamber, 4-first screen, 5-second screen, 6-rotary clamping seat, 7-driving roller, 8-driven roller, 9-belt wheel component, 10-motor, 11-cam, 12-crank, 13-drying machine, 14-stirring rod, 15-movable block and 16-driving rod.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and embodiments, it being understood that the specific embodiments described herein are merely illustrative of the present invention and are not intended to limit the present invention.

Referring to fig. 1-2, the present invention provides a grain separator comprising a support frame 1, a hopper 2, a separating chamber 3 and a screen; the main operation process of the grain and brown rice separation is to place materials containing materials to be separated in the hopper 2, then the materials enter the separation chamber 3 and are extruded under the action of the driving roller 7 and the driven roller 8 which rotate relatively, in the extrusion process, the rice hulls are separated from grains, and then the rice hulls are filtered by the screen, so that the separation of the rice hulls from the grains is realized. The hopper 2 is positioned at the upper end of the support frame 1 and is connected with the support frame 1 through a rotary clamping seat 6; drive roll 7 and driven voller 8 are in the course of the work, the easy adhesion material of terminal surface, influence the separation effect, for convenient clearance, often need demolish hopper 2, hopper 2 generally is installed on support frame 1 through nut component, for convenient dismantlement, can be connected through rotatory cassette 6 between hopper 2 and the support frame 1, be equipped with the draw-in groove on the rotatory cassette 6, when 2 rotatory certain angles of hopper, hopper 2 can realize breaking away from with rotatory cassette 6, with this purpose of realizing the quick dismantlement of hopper 2.

The lower end of an output port of the hopper 2 is connected with a separation chamber 3, a driving roller 7 and a driven roller 8 which rotate relatively are arranged in the separation chamber 3, one end of the driving roller 7 is connected with a motor 10 through a belt wheel assembly 9, and the other end of the driving roller is connected with a screen through a reciprocating swing mechanism; the reciprocating swing mechanism comprises a cam 11 and a crank 12, the cam 11 is sleeved in the crank 12, and the crank 12 is connected with the screen through a driving rod 16. The rotating speed of the driving roller 7 is relatively fast, the driven roller 8 is driven to rotate generally, so that an obvious speed difference can be formed, and materials can be rolled and kneaded when passing through a gap between the driving roller 7 and the driven roller 8, so that the aim of quickly separating rice hulls from rice is fulfilled. Because the quality of the rice hulls is different from that of the rice, an air blower can be added before the rice hulls fall into the screen, and a part of the rice hulls with lighter weight can be directly blown away. Rice and rice husk fall into the screen cloth, the screen cloth is under the effect of cam 11 and crank 12, through actuating lever 16 drive screen cloth and do intermittent reciprocating swing, and in the swing in-process, the great rice of quality can be followed first screen cloth 4 and dropped down, realizes the separation of chaff.

In addition, the hopper 2 is rectangular, and one side of the hopper 2 is provided with an inclined material guide plate. The hopper 2 is used for storing materials, when the materials are loaded, the materials can slide from one side by utilizing the inclined material guide plate, and in the actual production process, the inner wall of the hopper 2 is generally welded to form so as to reduce the probability of material blocking.

Furthermore, a plurality of drying components are arranged in the separation chamber 3, each drying component comprises a dryer 13 and a stirring rod 14, and the stirring rods 14 are positioned at the feeding port of the separation chamber 3. And for part of grains with larger water content, drying and separating. The stirring rod 14 rotates slowly, which not only can increase the contact area between the air from the dryer 13 and the material, but also can prevent the material from blocking the discharge hole. During the rotation of the stirring rod 14, the dryer 13 blows out a large amount of wind with heat, and water vapor in the materials is quickly taken away.

Preferably, the stirring rod 14 is connected with the pulley assembly 9, the electric heating assembly is arranged in the dryer 13, and an included angle of 30-45 degrees is formed between the dryer 13 and the feeding hole of the separation chamber 3. In actual operation, in order to not affect the blanking speed, the angle of installing the dryer 13 should not be too large, and the inclination angle is generally between 30 ° and 45 °, so that the drying effect is the best.

In order to achieve better technical effects, the screen mesh of the utility model comprises a first screen mesh 4 and a second screen mesh 5, wherein the first screen mesh 4 is positioned at the upper end of the second screen mesh 5, and the diameter of the first screen mesh 4 is larger than that of the second screen mesh 5.

In the actual use process, the first screen 4 and the second screen 5 are connected with the support frame 1 through the movable block 15. The first screen 4 is located at the upper end of the second screen 5, and the first screen 4 should have a larger aperture than the second screen 5. Because first screen cloth 4 and second screen cloth 5 all can be reciprocal swing, can not directly be through nut component fixed mounting on support frame 1, in order to realize better swing effect, the middle part of movable block 15 is equipped with the sliding tray, and first screen cloth 4 and the equal sliding connection of second screen cloth 5 are in the sliding tray, can be like this under the drive of actuating lever 16, do reciprocating motion to this screening to the material is realized.

In addition, the driving roller 7 and the driven roller 8 of the present invention are both made of hard synthetic rubber, and a difference in rotational speed exists between the driving roller 7 and the driven roller 8. The drive roll 7 can drive the driven roller 8 to rotate slowly when rolling the material, and to the less material of part granule, except letting driven roller 8 passive rotation, can also set up the reduction gear, further improve the speed difference between drive roll 7 and the driven roller 8 to realize better rolling effect.

The present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be effected therein by one skilled in the art without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. The grain separator is characterized by comprising a support frame, a hopper, a separation chamber and a screen;

the hopper is positioned at the upper end of the support frame and is connected with the support frame through a rotary clamping seat;

the lower end of an output port of the hopper is connected with the separation chamber, a driving roller and a driven roller which rotate relatively are arranged in the separation chamber, one end of the driving roller is connected with a motor through a belt wheel assembly, and the other end of the driving roller is connected with the screen through a reciprocating swing mechanism;

the reciprocating swing mechanism comprises a cam and a crank, the cam is sleeved in the crank, and the crank is connected with the screen through a driving rod.

2. The grain separator of claim 1, wherein the hopper is connected to the support frame by a rotating bayonet.

3. The grain separator as claimed in claim 2, wherein the hopper is rectangular and a guide plate is inclined at one side of the hopper.

4. The grain separator of claim 3, wherein a plurality of drying assemblies are further provided in said separating chamber, said drying assemblies including a dryer and a stirring rod, said stirring rod being located at said inlet of said separating chamber.

5. The separator of claim 4, wherein said stirring rod is connected to said pulley assembly, said dryer is provided with an electric heating assembly therein, and said separator chamber of said dryer has a feed inlet at an angle of 30-45 °.

6. The grain separator of claim 1, wherein said screen comprises a first screen and a second screen, said first screen being positioned above said second screen and having a first screen diameter greater than a second screen diameter.

7. The grain separator of claim 6, wherein the first screen and the second screen are connected to the support frame by a movable block.

8. The grain separator according to claim 1, wherein the driving roll and the driven roll are made of hard synthetic rubber, and a difference in rotational speed exists between the driving roll and the driven roll.