CN213529603U

CN213529603U - Can prevent remaining screening plant for grain processing of chaff

Info

Publication number: CN213529603U
Application number: CN202021854949.5U
Authority: CN
Inventors: 张慧君
Original assignee: Anhui Qianyi Guyuan Biotechnology Co Ltd
Current assignee: Anhui Qianyi Guyuan Biotechnology Co Ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-06-25
Anticipated expiration: 2030-08-31

Abstract

The utility model discloses a can prevent remaining screening plant for grain processing of chaff, including base, motor, tuber pipe, bevel gear, cross axle, dwang and sieve, the last fixed surface of base installs collecting box and mount, and the top fixedly connected with motor and the tuber pipe of mount, the inside of tuber pipe is provided with the fan, and fan fixed mounting is at the output shaft tip of motor to the output shaft of motor runs through the tuber pipe setting, the avris of the output shaft of motor is provided with the transmission shaft, and transmission shaft upper end avris is provided with the cross axle to transmission shaft and cross axle movable mounting are on the mount. This can prevent remaining screening plant for grain processing of chaff, inside is provided with clearance mechanism and can prevents to adhere to the corn on the inner wall, and the device is provided with two-stage screening mechanism, has promoted the screening effect to two-stage screening mechanism is through a motor drive, has reduced the manufacturing cost and the energy consumption of device.

Description

Can prevent remaining screening plant for grain processing of chaff

Technical Field

The utility model relates to a grain processing technology field specifically is a can prevent remaining screening plant for grain processing of chaff.

Background

The screening device for processing the grains is equipment for separating the grains from impurities by using methods such as object vibration or air flow, the application range is wide, for example, the grains such as rice, wheat and the like are screened, some sand and stone particles and plant crushed leaves are always mixed in the grains in the grain harvesting process, and the impurities are required to be removed through the screening device during processing.

However, the existing screening device for grain processing is not provided with a chaff residue cleaning mechanism, when screening, a small amount of grains are attached to the inside of the device, and only one-level screening mechanism is arranged, the screening effect is poor, and the part of the device capable of multi-level screening needs to be provided with a plurality of motors, so that the production cost and the energy consumption of the device are improved.

In order to solve the problems, innovative design is urgently needed on the basis of the original screening device for grain processing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can prevent remaining screening plant for grain processing of chaff to solve above-mentioned background art and provide, current screening plant for grain processing, inside does not set up the chaff and remains clearance mechanism, when the screening, has a small amount of cereal and adheres to inside the device, and only is provided with one-level screening mechanism, and the screening effect is relatively poor, and the part can multistage screening's device, need install a plurality of motors, has improved the manufacturing cost of device and the problem of energy consumption.

In order to achieve the above object, the utility model provides a following technical scheme: a screening device capable of preventing chaff residue for grain processing comprises a base, a motor, an air pipe, a bevel gear, a transverse shaft, a rotating rod and a screen plate, wherein a collecting box and a fixing frame are fixedly arranged on the upper surface of the base, the top of the fixing frame is fixedly connected with the motor and the air pipe, a fan is arranged inside the air pipe and is fixedly arranged at the end part of an output shaft of the motor, the output shaft of the motor penetrates through the air pipe to be arranged, a transmission shaft is arranged at the side of the output shaft of the motor, the transverse shaft is arranged at the side of the upper end of the transmission shaft, the transmission shaft and the transverse shaft are movably arranged on the fixing frame, a rotary disc is fixedly connected with the end part of the transverse shaft, a connecting rod is fixedly arranged on the rotary disc, one end of the rotating rod, and movable mounting has the sieve on the sieve bucket inner wall, the upper surface of sieve and the tip fixed connection of connecting rod simultaneously, the edge fixed mounting of sieve has the clearance ring, and the inner wall laminating setting of clearance ring and sieve bucket to fixedly connected with support frame on the lateral wall of sieve bucket, the bottom and the base fixed connection of support frame moreover.

Preferably, the port endotheca at tuber pipe top is equipped with the discharge gate of sieve bucket, and 2 ports of tuber pipe lower part align with the collecting box to the lateral part of tuber pipe is the circular arc pipeline.

Preferably, the number of the bevel gears is 4, and the 4 bevel gears are respectively and fixedly installed at two ends of the transmission shaft and on the output shaft and the transverse shaft of the motor.

Preferably, the turntable and the transverse shaft are coaxially arranged, and the connecting rod is eccentrically arranged on the turntable.

Preferably, the connecting rod is installed in the center of a circle of the sieve plate, a bump is arranged on the side wall of the sieve plate, and the bump on the sieve plate and the groove on the inner wall of the sieve barrel form a clamping sliding mechanism.

Preferably, the cleaning ring is symmetrically provided with 2 cleaning rings relative to the sieve plate, and the edge of each cleaning ring is provided with an arc chamfer.

Compared with the prior art, the beneficial effects of the utility model are that: the screening device for grain processing capable of preventing chaff residues is internally provided with the cleaning mechanism, so that grains can be prevented from being attached to the inner wall, the device is provided with the two-stage screening mechanism, the screening effect is improved, and the two-stage screening mechanism is driven by one motor, so that the production cost and the energy consumption of the device are reduced;

1. the rotating disc rotates, the connecting rod eccentrically arranged on the rotating disc drives the lower end of the rotating rod to rotate, the connecting rod movably connected with the upper end of the rotating rod reciprocates at the moment, the sieve plate is driven to vibrate up and down for screening, the cleaning ring synchronously moves, and grains attached to the inner wall of the sieve barrel are scraped;

2. the motor output shaft passes through the meshing transmission relation between the bevel gear, drives the carousel and rotates, realizes the one-level screening of sieve, and the fan synchronous rotation of motor output shaft tip installation produces the air current of constant speed in the tuber pipe is inside, carries out the second grade screening to the cereal grain that falls in the sieve bucket to promote the screening effect, through the linkage effect of a motor, reduced the manufacturing cost of device.

Drawings

FIG. 1 is a schematic view of the overall external structure of the present invention;

FIG. 2 is a schematic diagram of a half-section structure of the air duct of the present invention;

FIG. 3 is a schematic view of the installation structure of the sieve plate of the present invention;

fig. 4 is the bevel gear transmission structure diagram of the present invention.

In the figure: 1. a base; 2. a collection box; 3. a fixed mount; 4. a motor; 5. an air duct; 6. a fan; 7. a bevel gear; 8. a drive shaft; 9. a horizontal axis; 10. a turntable; 11. a connecting rod; 12. rotating the rod; 13. a connecting rod; 14. a screen barrel; 15. a sieve plate; 16. cleaning a ring; 17. a support frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a screening device capable of preventing chaff residue for grain processing comprises a base 1, a motor 4, an air pipe 5, a bevel gear 7, a cross shaft 9, a rotating rod 12 and a sieve plate 15, wherein a collecting box 2 and a fixing frame 3 are fixedly arranged on the upper surface of the base 1, the top of the fixing frame 3 is fixedly connected with the motor 4 and the air pipe 5, a fan 6 is arranged inside the air pipe 5, the fan 6 is fixedly arranged at the end part of an output shaft of the motor 4, an output shaft of the motor 4 penetrates through the air pipe 5, a transmission shaft 8 is arranged at the side of the output shaft of the motor 4, the side of the upper end of the transmission shaft 8 is provided with the cross shaft 9, the transmission shaft 8 and the cross shaft 9 are movably arranged on the fixing frame 3, the end part of the cross shaft 9 is fixedly connected with a rotating disk 10, a connecting rod 11 is fixedly arranged on the rotating disk 10, one, and connecting rod 13 runs through sieve bucket 14 and sets up, and movable mounting has sieve 15 on the 14 inner walls of sieve bucket moreover, the upper surface of sieve 15 and the tip fixed connection of connecting rod 13, and the edge fixed mounting of sieve 15 has clearance ring 16, and clearance ring 16 and sieve bucket 14's inner wall laminating setting to fixedly connected with support frame 17 on sieve bucket 14's the lateral wall, support frame 17's bottom and base 1 fixed connection moreover.

The port endotheca at tuber pipe 5 top is equipped with the discharge gate of

sieve bucket

14, and 2 ports of tuber pipe 5 lower part align with collecting box 2 to the lateral part of tuber pipe 5 is the circular arc pipeline, reduces the granule on the tuber pipe 5 and attaches to the point, and utilizes the air current of fan 6 to blow away adnexed granule.

The number of the bevel gears 7 is 4, the 4 bevel gears 7 are fixedly arranged at two ends of the transmission shaft 8 and on the output shaft of the motor 4 and the cross shaft 9 respectively, and the bevel gears 7 enable the motor 4, the transmission shaft 8 and the cross shaft 9 to form a transmission relation, so that the motor 4 can drive the cross shaft 9 to rotate.

The rotary table 10 and the transverse shaft 9 are coaxially arranged, and the connecting rod 11 is eccentrically arranged on the rotary table 10, so that the rotary table 10 can drive the rotating rod 12 to rotate.

The connecting rod 13 is installed at the center of a circle of the sieve plate 15, a bump is arranged on the side wall of the sieve plate 15, and the bump on the sieve plate 15 and a groove on the inner wall of the sieve barrel 14 form a sliding mechanism for clamping to form a primary screening mechanism.

The clearance ring 16 is provided with 2 about sieve 15 symmetry, and the edge of clearance ring 16 is provided with the circular arc chamfer for scrape down adnexed cereal grain on sieve bucket 14, and prevent that cereal grain from attaching at clearance ring 16 top.

The working principle is as follows: when the screening device capable of preventing chaff residue is used for grain processing, firstly, referring to fig. 1-4, an operator starts a motor 4, grains are put into a screen barrel 14, a bevel gear 7 on an output shaft of the motor 4 drives a transmission shaft 8 to rotate through a meshing transmission relation, the transmission shaft 8 drives a transverse shaft 9 to rotate, a rotary disc 10 at the end part of the transverse shaft 9 drives a bottom end of a rotary rod 12 to rotate around the center of a circle of the rotary disc 10 through an eccentrically arranged connecting rod 11, the rotary rod 12 drives a connecting rod 13 to do up-and-down reciprocating motion, at the moment, a screen plate 15 and a cleaning ring 16 synchronously move, the screen plate 15 starts to screen crushed leaves and larger gravels in the grains, the cleaning ring 16 moves close to the inner wall of the screen barrel 14, and scrapes grains attached to the.

Referring to fig. 1-2 and 4, the corn that passes through the one-level screening of sieve 15 falls from the port of sieve bucket 14 bottom, gets into in the tuber pipe 5, and motor 4 drives fan 6 and rotates, and fan 6 produces the air current of constant velocity of flow, carries out the second grade screening to the corn that falls, and little grit granule is heavier to fall into inside 2 collecting boxes under tuber pipe 5, the corn is lighter, falls inside 2 collecting boxes on tuber pipe 5 avris in the drive of air current, improves the screening effect.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a can prevent remaining screening plant for grain processing of chaff, includes base (1), motor (4), tuber pipe (5), bevel gear (7), cross axle (9), dwang (12) and sieve (15), its characterized in that: the upper surface of the base (1) is fixedly provided with a collecting box (2) and a fixing frame (3), the top of the fixing frame (3) is fixedly connected with a motor (4) and an air pipe (5), the inside of the air pipe (5) is provided with a fan (6), the fan (6) is fixedly arranged at the end part of an output shaft of the motor (4), an output shaft of the motor (4) penetrates through the air pipe (5) to be arranged, the side of the output shaft of the motor (4) is provided with a transmission shaft (8), the side of the upper end of the transmission shaft (8) is provided with a transverse shaft (9), the transmission shaft (8) and the transverse shaft (9) are movably arranged on the fixing frame (3), the end part of the transverse shaft (9) is fixedly connected with a turntable (10), the turntable (10) is fixedly provided with a connecting rod (11), one end of the rotating rod (12) is movably arranged on the connecting rod (11), and the other, and connecting rod (13) run through sieve bucket (14) and set up, and movable mounting has sieve (15) on sieve bucket (14) inner wall moreover, the upper surface of sieve (15) and the tip fixed connection of connecting rod (13) simultaneously, the edge fixed mounting of sieve (15) has clearance ring (16), and the inner wall laminating setting of clearance ring (16) and sieve bucket (14) to fixedly connected with support frame (17) on the lateral wall of sieve bucket (14), the bottom and base (1) fixed connection of support frame (17) moreover.

2. The screening device for grain processing capable of preventing chaff from remaining according to claim 1, wherein: the feed inlet at the top of the air pipe (5) is sleeved with a feed outlet of the sieve barrel (14), 2 ports at the lower part of the air pipe (5) are aligned with the collecting box (2), and the side part of the air pipe (5) is an arc pipeline.

3. The screening device for grain processing capable of preventing chaff from remaining according to claim 1, wherein: the number of the bevel gears (7) is 4, and the 4 bevel gears (7) are respectively and fixedly installed at the two ends of the transmission shaft (8), the output shaft of the motor (4) and the transverse shaft (9).

4. The screening device for grain processing capable of preventing chaff from remaining according to claim 1, wherein: the rotary table (10) and the transverse shaft (9) are coaxially arranged, and the connecting rod (11) is eccentrically arranged on the rotary table (10).

5. The screening device for grain processing capable of preventing chaff from remaining according to claim 1, wherein: the connecting rod (13) is arranged at the circle center of the sieve plate (15), a convex block is arranged on the side wall of the sieve plate (15), and the convex block on the sieve plate (15) and the groove on the inner wall of the sieve barrel (14) form a clamping sliding mechanism.

6. The screening device for grain processing capable of preventing chaff from remaining according to claim 1, wherein: the cleaning ring (16) is symmetrically provided with 2 cleaning rings relative to the sieve plate (15), and the edge of each cleaning ring (16) is provided with an arc chamfer.