CN220294750U

CN220294750U - Continuous shelling device for rice processing

Info

Publication number: CN220294750U
Application number: CN202321735705.9U
Authority: CN
Inventors: 徐莉
Original assignee: Tangshan Houfa Rice Industry Co ltd
Current assignee: Tangshan Houfa Rice Industry Co ltd
Priority date: 2023-07-04
Filing date: 2023-07-04
Publication date: 2024-01-05
Anticipated expiration: 2033-07-04

Abstract

The utility model discloses a continuous shelling device for rice processing, which comprises a frame, wherein a U-shaped plate is fixed at the top end of the frame, a separation box is fixed on the outer wall of one side of the U-shaped plate, and a material guiding structure is arranged at one end of the inside of the separation box; the U-shaped frame is arranged below the material guiding structure, an exhaust fan is arranged on the outer wall of the separation box where the back face of the U-shaped frame is located, belt twisting structures are arranged on two sides of the surface of the U-shaped frame, and an included angle part is arranged between the two belt twisting structures. According to the utility model, through arranging the included angle part, the rice can be subjected to more friction and extrusion between the belt twisting structures, so that a uniform shelling effect is realized, and the included angle can also increase the contact area between the driving belt and the rice, so that each part of the rice can obtain proper friction force and extrusion force, the shell of the rice is more easily separated from the rice, the residual rice hull quantity is reduced, and the shelling consistency is improved.

Description

Continuous shelling device for rice processing

Technical Field

The utility model relates to the technical field of rice shelling, in particular to a continuous shelling device for rice processing.

Background

A rice sheller is a device for removing hulls of rice (rice hulls) to dehull the rice into edible rice. The shelled rice can be further processed and cooked to become common food in our daily diet, in the shelling room of the rice sheller, the rice is contacted with friction parts (such as rubber rollers or metal blades) in the machine to generate friction force, the friction force can damage the structure of the rice hulls to separate the rice from the rice, the rice hulls are usually lighter and can be discharged through a discharge outlet or a discharging system in the sheller, the rice is collected through the discharge outlet, for example, the sheller for rice processing disclosed by the authority publication No. CN215234416U comprises a bottom shell, a feeding machine and a separating box are fixedly arranged at the top of the bottom shell, a bidirectional motor and a screening groove are fixedly arranged at the top of the inner wall of the bottom shell, a driving gear is sleeved at the left side of the output end of the bidirectional motor, the right side of the output end of the bidirectional motor extends to the inside of the screening groove and is sleeved with the screening impeller, the bottom and the right side of the screening tank are respectively provided with a discharging pipe and the like, the material is conveyed upwards by the rotation of the conveying impeller and then enters the inside of the connecting pipe and moves between the driving belt A and the driving belt B along with the connecting pipe, the driving belt A and the driving belt B squeeze the material to remove the shell and convey the material to the lower side, so as to complete the shelling operation, in the technical scheme, the driving belt A and the driving belt B rub and crush the rice to complete the shelling, but the two driving belts are always parallel from top to bottom, the friction and the crushing effect between the driving belts are insufficient, at the moment, due to the fact that proper change and adjustment are not carried out between the driving belts, certain parts of the rice can be difficult to fully contact with friction and extrusion force, the shelling effect is uneven, some rice can only partially unshelling, and other parts can still have residual rice hulls, further, under the condition that the transmission belts are parallel, the application range of friction and extrusion force is limited, and the shelling quality is poor.

Disclosure of Invention

The utility model aims to provide a continuous shelling device for rice processing, which aims to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a continuous shelling device for rice processing, comprising:

the device comprises a frame, wherein a U-shaped plate is fixed at the top end of the frame, a separation box is fixed on the outer wall of one side of the U-shaped plate, and a material guiding structure is arranged at one end inside the separation box;

the U-shaped frame is arranged below the material guiding structure, an exhaust fan is arranged on the outer wall of the separation box where the back surface of the U-shaped frame is positioned, belt twisting valley structures are arranged on two sides of the surface of the U-shaped frame, an included angle part is arranged between the two belt twisting valley structures, and the included angle range of the included angle part is between one degree and ten degrees;

the base is arranged on the inner wall of one side of the U-shaped plate, a motor is arranged on the outer wall of one side of the base, a main shaft is arranged at the output end of the motor, and the main shaft drives two belt twisting structures to synchronously work through a gear transmission structure;

screening room, the one end inside the frame is installed to the screening room, the discharge channel that switches on the material is installed to the top of screening room and the bottom of separator box, the inside of screening room is provided with the multilayer sieve material structure of screening rice grain, and multilayer sieve material structure and main shaft carry out power through belt drive structure and link up, install PLC control panel on the outer wall of separator box one side, PLC control panel's output and motor, exhaust fan's input electric connection.

Preferably, the guide structure is a trapezoid storage box fixed at one end inside the separation box and a material collecting frame arranged at the bottom end of the trapezoid storage box, a discharge hole is formed in the center of the bottom end of the material collecting frame, and two discharge holes are symmetrically formed in the bottom end of the trapezoid storage box.

Preferably, the belt twisting valley structure comprises a main roller and an auxiliary roller which are rotatably arranged on two sides of the surface of the U-shaped frame, tensioning rollers are rotatably arranged on the surfaces of the U-shaped frame above the main roller and the auxiliary roller, and driving belts are respectively arranged between the tensioning rollers and the main roller and between the tensioning rollers and the auxiliary roller.

Preferably, the multi-layer screening structure comprises guide posts which are slidably mounted on two inner walls of the screening chamber, and support frames which are fixed on one side outer wall of the guide posts, wherein a plurality of screens are fixed between the two support frames, the aperture of the screens from top to bottom is gradually decreased, the multi-layer screening structure further comprises a countershaft which is rotatably mounted on one side outer wall of the screening chamber, and a first connecting rod which is fixed at one end of the countershaft, and the first connecting rod and the guide posts are hinged with each other through the second connecting rod.

Preferably, the belt transmission structure comprises a driven wheel arranged at the other end of the auxiliary shaft and a driving wheel arranged at one end of the surface of the main shaft, and the driving wheel and the driven wheel are connected with each other through a belt.

Preferably, the trapezoid storage box and the material collecting frame are made of stainless steel members.

Compared with the prior art, the utility model has the beneficial effects that: this continuous shelling device for rice processing is through being provided with the structure of mutually supporting such as contained angle portion and U style of calligraphy frame, the corn material is through the contained angle portion department that leads between the material structure entering to two belt twisting grain structures, extrude the corn material in the contained angle portion by the belt twisting grain structure, the shelling, utilize corn and belt twisting grain structure contact and produce frictional force, the structure of friction destruction rice husk makes it separate with rice, and the rice husk that separates out is lighter, it is discharged outside by the exhaust effect of exhaust fan, through setting up contained angle portion, the corn can experience more friction and extrusion between the belt twisting grain structure, thereby realize even shelling effect, the contained angle also can increase the area of contact between conveyer belt and the corn, make each part of corn all obtain suitable frictional force and extrusion force, accelerate the friction and the extrusion process of corn, make the shell of corn more easy and the separation of rice, reduce remaining quantity of rice husk, improve the uniformity of shelling.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of the present utility model;

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

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

FIG. 4 is a schematic perspective view of a trapezoid storage case of the present utility model;

in the figure: 1. a frame; 2. a U-shaped board; 3. a separation box; 301. a trapezoid storage box; 302. a discharge port; 303. a material collecting frame; 304. a discharge port; 4. a PLC control panel; 5. a discharge channel; 6. a sieving chamber; 601. a secondary shaft; 602. a support frame; 603. a screen; 604. a first connecting rod; 605. a second connecting rod; 606. a guide post; 7. an exhaust fan; 8. a base; 9. a motor; 10. a main shaft; 1001. a counter gear transmission structure; 1002. a belt drive structure; 11. u-shaped frame; 1101. a main roller; 1102. a sub roller; 1103. a tension roller; 1104. a transmission belt; 1105. an included angle part.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an embodiment of the present utility model is provided: the utility model provides a continuous shelling device for rice processing, which comprises a frame 1, the top of frame 1 is fixed with U word board 2, and be fixed with separating box 3 on the outer wall of U word board 2 one side, the guide structure is installed to separating box 3 inside one end, the guide structure is the trapezoidal storage box 301 of fixing in separating box 3 inside one end, and the aggregate frame 303 of trapezoidal storage box 301 bottom installation, aggregate frame 303's bottom central point department is provided with discharge gate 304, the bottom symmetry of trapezoidal storage box 301 is provided with two bin outlet 302, the corn material that waits to dehull is unified to be emptyd in separating box 3's trapezoidal storage box 301, aggregate frame 303 adopts stainless steel's component to make, stainless steel's trapezoidal storage box 301, aggregate frame 303 structural strength is high, long service life;

the U-shaped frame 11 is arranged below the material guiding structure, the exhaust fan 7 is arranged on the outer wall of the separation box 3 where the back surface of the U-shaped frame 11 is positioned, the two sides of the surface of the U-shaped frame 11 are provided with the belt twisting grain structures, an included angle part 1105 is arranged between the two belt twisting grain structures, the angle range of the included angle part 1105 is between one degree and ten degrees, rice materials enter the included angle part 1105 between the two belt twisting grain structures through the material guiding structure and stay in the included angle part 1105, at the moment, the rice materials above the included angle part 1105 exert the gravity action on the rice materials below, the rice materials are contacted with the belt twisting grain structures by utilizing the rice materials, friction force is generated, and the rice hull structures are damaged by the friction force, so that the rice materials are separated from the rice materials;

the base 8, the base 8 is installed on one side inner wall of the U-shaped board 2, a motor 9 is installed on the outer wall of one side of the base 8, a main shaft 10 is installed at the output end of the motor 9, and the main shaft 10 drives two belt twisting structures to synchronously work through the gear transmission structure 1001;

the screening chamber 6 is arranged at one end of the inside of the frame 1, the top end of the screening chamber 6 and the bottom end of the separation box 3 are provided with a material-conducting discharging channel 5, a multi-layer screening structure for screening rice grains is arranged in the screening chamber 6, the multi-layer screening structure is in power connection with the main shaft 10 through a belt transmission structure 1002, the outer wall of one side of the separation box 3 is provided with a PLC control panel 4, and the output end of the PLC control panel 4 is electrically connected with the input ends of the motor 9 and the exhaust fan 7;

starting a motor 9 and an exhaust fan 7 to work through a PLC control panel 4, driving a main shaft 10 to rotate by the motor 9, driving two belt twisting structures to synchronously work by the main shaft 10 through a gear transmission structure 1001, extruding and unshelling cereal materials in an included angle part 1105 by the belt twisting structures, discharging separated rice hulls out of the device under the exhaust effect of the exhaust fan 7, and enabling the rice kernels to enter a screening chamber 6 through a discharge channel 5 and to continue screening treatment;

the belt twisting grain structure comprises a main roller 1101 and a secondary roller 1102 which are rotatably arranged on two sides of the surface of a U-shaped frame 11, a tensioning roller 1103 is rotatably arranged on the surface of the U-shaped frame 11 above the main roller 1101 and the secondary roller 1102, a driving belt 1104 is respectively arranged between the tensioning roller 1103 and the main roller 1101 and between the tensioning roller 1102 and the secondary roller 1102, and in the shelling process, the gear driving structure 1001 drives the two main rollers 1101 to reversely and synchronously rotate, so that the two driving belts 1104 synchronously rotate, and extrusion force and friction force are jointly applied to rice to help rice separation;

the multi-layer screening structure comprises guide posts 606 which are slidably arranged on two inner walls of the screening chamber 6, support frames 602 which are fixed on the outer wall of one side of each guide post 606, a plurality of screens 603 which are fixed between the two support frames 602, the apertures of the screens 603 from top to bottom decrease in sequence, a secondary shaft 601 which is rotatably arranged on the outer wall of one side of the screening chamber 6, and a connecting rod I604 which is fixed at one end of the secondary shaft 601, wherein the connecting rod I604 and the guide posts 606 are hinged with each other through a connecting rod II 605;

the belt transmission structure 1002 comprises a driven wheel arranged at the other end of the auxiliary shaft 601 and a driving wheel arranged at one end of the surface of the main shaft 10, and the driving wheel and the driven wheel are connected with each other through a belt;

when the separated rice grains enter the screening chamber 6, the rice grains are positioned on the screens 603 of the supporting frame 602, the apertures of the screens 603 decrease gradually from top to bottom to realize the function of multi-layer screening, the belt transmission structure 1002 drives the auxiliary shaft 601 to rotate, the rotary motion of the auxiliary shaft 601 is converted into the up-and-down vibration motion of the guide post 606, the supporting frame 602 and the screens 603 through the first connecting rod 604 and the second connecting rod 605, so that the rice grains on the screens 603 are screened by vibration, and the rice grain materials screened by the lowest screen 603 are rice grains with the smallest grain size, so that the rice grain materials with different grain sizes are obtained.

When the embodiment of the application is used, first, the staff pours the corn material that waits to dehull into the trapezoidal storage box 301 of separator box 3 in a unified way, then corn material gets into the contained angle portion 1105 department between two belt twisting corn structures through the guide structure, and stay in contained angle portion 1105, the corn material of contained angle portion 1105 top is applyed gravity to the corn material of below this moment, then the staff opens motor 9 and the 7 work of exhaust fan through PLC control panel 4, then motor 9 drive main shaft 10 gyration, then main shaft 10 utilizes to drive two belt twisting corn structure synchronous operation to the belt transmission structure 1001, utilize corn and belt twisting corn structure contact and produce frictional force, the structure of frictional force destruction corn and rice husk structure, make its and rice separation, and the rice husk that separates out is lighter, it is by exhaust effect exhaust fan 7 exhaust vent 5 entering into screening room 6 and continue to be handled, through setting up contained angle portion, the husking can experience more friction and extrusion between the belt twisting structure, thereby the corn can both be more evenly with the extrusion area is realized, the extrusion area is more evenly with the rice, the extrusion area is increased, the friction area is increased with the corn is more than necessary, the whole grain is easy to be separated, the whole grain is easy, the whole grain is more convenient to be separated, the whole with the whole grain is easy, the whole grain can be separated, and can be easily separated.

Claims

1. A continuous shelling device for rice processing, comprising:

the device comprises a frame (1), wherein a U-shaped plate (2) is fixed at the top end of the frame (1), a separation box (3) is fixed on the outer wall of one side of the U-shaped plate (2), and a material guiding structure is arranged at one end inside the separation box (3);

the device comprises a U-shaped frame (11), wherein the U-shaped frame (11) is arranged below a material guiding structure, an exhaust fan (7) is arranged on the outer wall of a separation box (3) where the back surface of the U-shaped frame (11) is positioned, belt twisting valley structures are arranged on two sides of the surface of the U-shaped frame (11), an included angle part (1105) is arranged between the two belt twisting valley structures, and the angle range of the included angle part (1105) is between one degree and ten degrees;

the base (8), base (8) is installed on the inner wall of one side of U word board (2), install motor (9) on the outer wall of base (8) one side, main shaft (10) are installed to the output of motor (9), main shaft (10) are through driving two belt to twist the valley structure synchronous operation to gear drive structure (1001);

screening room (6), the one end in frame (1) is installed in screening room (6), discharge channel (5) of switching on the material are installed on the top of screening room (6) and the bottom of separator tank (3), the inside of screening room (6) is provided with the multilayer sieve material structure of screening rice grain, and multilayer sieve material structure and main shaft (10) carry out power through belt transmission structure (1002) and link up, install PLC control panel (4) on the outer wall of separator tank (3) one side, the output of PLC control panel (4) and the input electric connection of motor (9), exhaust fan (7).

2. A continuous shelling device for rice processing according to claim 1, characterized in that: the material guiding structure is a trapezoid material storage box (301) fixed at one end inside the separation box (3), and a material collecting frame (303) arranged at the bottom end of the trapezoid material storage box (301), a material outlet (304) is arranged at the center position of the bottom end of the material collecting frame (303), and two material discharging ports (302) are symmetrically arranged at the bottom end of the trapezoid material storage box (301).

3. A continuous shelling device for rice processing according to claim 1, characterized in that: the belt twisting valley structure comprises a main roller (1101) and a secondary roller (1102) which are rotatably arranged on two sides of the surface of a U-shaped frame (11), tensioning rollers (1103) are rotatably arranged on the surface of the U-shaped frame (11) above the main roller (1101) and the secondary roller (1102), and transmission belts (1104) are respectively arranged between the tensioning rollers (1103) and the main roller (1101) and between the tensioning rollers (1102).

4. A continuous shelling device for rice processing according to claim 1, characterized in that: the multi-layer screening structure comprises guide posts (606) which are slidably mounted on two inner walls of a screening chamber (6), and support frames (602) which are fixed on one side outer wall of each guide post (606), wherein a plurality of screens (603) are fixed between the two support frames (602), the aperture of each screen (603) from top to bottom is gradually decreased, the multi-layer screening structure further comprises a countershaft (601) which is rotatably mounted on one side outer wall of the screening chamber (6), and a first connecting rod (604) which is fixed at one end of the countershaft (601), and the first connecting rod (604) and the guide posts (606) are hinged with each other through a second connecting rod (605).

5. A continuous shelling device for rice processing according to claim 4, characterized in that: the belt transmission structure (1002) comprises a driven wheel arranged at the other end of the auxiliary shaft (601) and a driving wheel arranged at one end of the surface of the main shaft (10), and the driving wheel and the driven wheel are connected with each other through a belt.

6. A continuous shelling device for rice processing according to claim 2, characterized in that: the trapezoid storage box (301) and the collection frame (303) are made of stainless steel members.