CN214160474U

CN214160474U - Corn screening device

Info

Publication number: CN214160474U
Application number: CN202022678786.6U
Authority: CN
Inventors: 孙纯锐; 邱洪伟; 干福良; 沈从文; 宋瑞江
Original assignee: Zhucheng Xingmao Corn Developing Co ltd
Current assignee: Zhucheng Xingmao Corn Developing Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-09-10
Anticipated expiration: 2030-11-18

Abstract

The utility model relates to the technical field of agricultural machinery, in particular to a corn screening device which improves the screening effect of corn and reduces the limitation of the device; the large screening net is inserted into an opening of the screening box, the front end and the rear end of the large screening net are slidably connected with the inner wall of a cavity of the screening box, the right end of the motor support is connected with the outer wall of the screening box, the bottom end of the power motor is connected with the top end of the motor support, a rotating wheel is arranged at the output end of the power motor, the left end of the connecting rod is rotatably connected with the front end of the rotating wheel through the rotating shaft, the right end of the connecting rod is rotatably connected with the left end of the large screening net through a hinge, the small screening net is obliquely and fixedly installed in the cavity of the large screening net, and the bottom end of the small screening net is connected with the bottom end of a discharge port of the screening box.

Description

Corn screening device

Technical Field

The utility model relates to an agricultural machinery's technical field especially relates to a maize sieving mechanism.

Background

Corn is an annual herbaceous plant of the family poaceae. Also named as corn, corn cob, corn, pearl rice, etc. As a high-yield grain crop in china, corn is an important feed source in animal husbandry, aquaculture, and the like, and is one of indispensable raw materials for food, medical care, light industry, chemical industry, and the like.

After the corns are harvested, threshing and screening are needed, so that a better using effect is achieved, manual screening labor force can be reduced by the screening equipment, and screening efficiency is accelerated. The corn screening equipment in the current market is generally simple in structure and does not have the function of screening out the corn kernels with incomplete grains, so that the using effect of the corn is poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an improve the screening effect of maize, reduce the maize sieving mechanism of the limitation that the device used.

The utility model discloses a corn screening device, including screening case, large-size screening net, motor support, motor power, connecting rod, pivot, small-size screening net and fan support, the inside of screening case is provided with the cavity, and the top of screening case is provided with the feed inlet, and the lateral wall of screening case is provided with discharge gate and opening respectively, feed inlet, discharge gate and opening all communicate with the cavity of screening case, and large-size screening net alternates in the opening of screening case, and the front end and the rear end of large-size screening net all with the cavity inner wall slidable connection of screening case, the right-hand member of motor support and the outer wall connection of screening case, the bottom of motor power is connected with the top of motor support, and the output of motor power is provided with the runner, and the left end of connecting rod is through the front end rotatable coupling of pivot and runner, and the right-hand member of connecting rod passes through hinge rotatable coupling with the left end of large-size screening net, the small-size screening net is obliquely and fixedly installed in the cavity of the large-size screening net, the bottom end of the small-size screening net is connected with the bottom end of the discharge port of the screening box, and the left end of the small-size screening net extends to the outer side of the screening box.

The utility model discloses a maize sieving mechanism still includes fan support, air exhauster and connecting pipe, and screening case lateral wall is provided with the dust absorption mouth, the cavity intercommunication of dust absorption mouth and screening case, the input of connecting pipe and the dust absorption mouth intercommunication of screening case, the left end of fan support and the outer wall connection of screening case, the bottom of air exhauster is connected with the top of fan support, the input of air exhauster and the output intercommunication of connecting pipe.

The utility model discloses a maize sieving mechanism still includes collar and blanking cover, and the lateral wall of screening case is provided with first clearance hole, first clearance hole and the cavity intercommunication of screening case, first clearance hole setting are in the top of being close to the large-size screening net, and the input of collar and the first clearance hole intercommunication of screening case, the left end of blanking cover and the right-hand member of collar pass through the bolt can dismantle and be connected.

The utility model discloses a maize sieving mechanism still includes vibrating motor, and vibrating motor's top is connected with the bottom of small size screening net.

The utility model discloses a maize sieving mechanism still includes the funnel, the output of funnel and the feed inlet intercommunication of screening case.

The utility model discloses a maize sieving mechanism still includes the clearance pipe, and the lateral wall of screening case is provided with second clearance hole, second clearance hole and the cavity intercommunication of screening case, second clearance hole set up in the below that is close to the small size screening net, and the input of clearance pipe and the second clearance hole intercommunication of screening case.

The utility model discloses a maize sieving mechanism still includes four truckles of group, and the top of four truckles of group all is connected with the bottom of screening case.

The utility model discloses a maize sieving mechanism still includes four groups of cylinders and four groups of lower margins, and the lateral wall of four groups of cylinders all is connected with the lateral wall of screening case, and the top of four groups of lower margins is connected with the output of four groups of cylinders respectively.

Compared with the prior art, the beneficial effects of the utility model are that: carry the maize to the feed inlet department of screening case through the machine of raising, then the feed inlet through the screening case drops on the top of large-size screening net, open motor power, motor power output drives the runner rotation, the runner drives large-size screening net horizontal hunting through the connecting rod, large-size screening net filters the corncob that is mingled with in the maize, corn bract and debris, the maize granule drops to the top of small-size screening net through the mesh hole of large-size screening net, the discharge gate discharge of saturated maize granule through the screening case, unsaturated maize granule and dust drop to the cavity bottom of screening case through the screen cloth sky of small-size screening net, improve the screening effect of maize, the limitation that the reducing means used.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic diagram of the right-side structure of the present invention;

fig. 3 is a schematic top view of the present invention;

FIG. 4 is a schematic view of a portion of the enlarged structure of A in FIG. 3;

FIG. 5 is a schematic view of a portion of B in FIG. 1;

in the drawings, the reference numbers: 1. a screening box; 2. a large-size screening net; 3. a motor bracket; 4. a power motor; 5. a rotating wheel; 6. a connecting rod; 7. a rotating shaft; 8. a small-size screening net; 9. a fan bracket; 10. an exhaust fan; 11. a connecting pipe; 12. a collar; 13. blocking the cover; 14. a vibration motor; 15. a funnel; 16. cleaning the pipe; 17. a caster wheel; 18. a cylinder; 19. and (5) ground feet.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in figures 1 to 5, the corn screening device of the utility model comprises a screening box 1, a large screening net 2, a motor bracket 3, a power motor 4, a connecting rod 6, a rotating shaft 7, a small screening net 8 and a fan bracket 9, wherein the screening box 1 is internally provided with a cavity, the top end of the screening box 1 is provided with a feeding hole, the side wall of the screening box 1 is respectively provided with a discharging hole and an opening, the feeding hole, the discharging hole and the opening are all communicated with the cavity of the screening box 1, the large screening net 2 is inserted in the opening of the screening box 1, the front end and the rear end of the large screening net 2 are both connected with the inner wall of the cavity of the screening box 1 in a sliding way, the right end of the motor bracket 3 is connected with the outer wall of the screening box 1, the bottom end of the power motor 4 is connected with the top end of the motor bracket 3, the output end of the power motor 4 is provided with a rotating wheel 5, the left end of the connecting rod 6 is rotatably connected with the front end of the rotating wheel 5 through the rotating shaft 7, the right end of the connecting rod 6 is rotatably connected with the left end of the large screening net 2 through a hinge, the small screening net 8 is obliquely and fixedly installed in the cavity of the large screening net 2, the bottom end of the small screening net 8 is connected with the bottom end of the discharge port of the screening box 1, and the left end of the small screening net 8 extends to the outer side of the screening box 1; carry the maize to the feed inlet department of screening case 1 through the machine of raising, then the feed inlet through screening case 1 drops on the top of No. 2 screening nets, open motor power 4, motor power 4 output power drives the runner 5 rotatory, runner 5 drives No. 2 horizontal hunting of No. 2 screening nets through connecting rod 6, No. 2 screening nets filter the corncob that mix with in the maize, corn bract and debris, the corn grain drops to the top of No. 8 screening nets through No. 2 screening nets's screen hole, the saturated corn grain is discharged through the discharge gate of screening case 1, the not full corn grain and dust drop to the cavity bottom of screening case 1 through No. 8 screening nets's screen cloth sky, improve the screening effect of maize, the limitation that the reduction device used.

The utility model discloses a corn screening device, still include fan support 9, air exhauster 10 and connecting pipe 11, screening case 1 lateral wall is provided with the dust absorption mouth, dust absorption mouth and the cavity intercommunication of screening case 1, the input of connecting pipe 11 and the dust absorption mouth intercommunication of screening case 1, the left end of fan support 9 and the outer wall connection of screening case 1, the bottom of air exhauster 10 and the top of fan support 9 are connected, the input of air exhauster 10 and the output of connecting pipe 11 are communicated; with air exhauster 10's output and collection dirt sack intercommunication, at the screening process, open air exhauster 10, air exhauster 10 will screen the garrulous little corn bract in case 1 cavity and dust suction and carry to the collection dirt sack through connecting pipe 11 in, the effectual dust that produces of absorption in the screening reduces the pollution of dust to the environment, improves the feature of environmental protection of device.

The utility model discloses a maize sieving mechanism, still include neck ring 12 and blanking cover 13, the lateral wall of screening case 1 is provided with first clearance hole, first clearance hole and the cavity intercommunication of screening case 1, first clearance hole setting is near the top of large-size screening net 2, the input of neck ring 12 and the first clearance hole intercommunication of screening case 1, the left end of blanking cover 13 and the right-hand member of neck ring 12 can be dismantled through the bolt and be connected; through setting up the cervical collar 12, when the top of large-size screening net 2 filters the thing too much, easily cause large-size screening net 2 to block up, reduce screening efficiency, open blanking cover 13, be convenient for clear up the filtration thing on the top of large-size screening net 2, improve the convenience of device.

The corn screening device of the utility model also comprises a vibration motor 14, the top end of the vibration motor 14 is connected with the bottom end of the small-size screening net 8; through setting up vibrating motor 14, the screening efficiency of small size screening net 8 is accelerated in the vibration that vibrating motor 14 produced, improves the work efficiency of device.

The corn screening device of the utility model also comprises a funnel 15, the output end of the funnel 15 is communicated with the feed inlet of the screening box 1; through setting up funnel 15, increase the feeding area of device, improve the practicality of device.

The utility model discloses a maize sieving mechanism still includes clearance pipe 16, and the lateral wall of screening case 1 is provided with the second clearance hole, the second clearance hole communicates with the cavity of screening case 1, and the second clearance hole sets up in the below that is close to small-size screening net 8, and the input of clearance pipe 16 communicates with the second clearance hole of screening case 1; through setting up clearance pipe 16, be convenient for clear up the not full maize granule of screening to screening case 1 cavity bottom, improve the convenience of device.

The corn screening device of the utility model also comprises four groups of caster wheels 17, and the top ends of the four groups of caster wheels 17 are connected with the bottom end of the screening box 1; by arranging four groups of trundles 17, the device can be conveniently shifted, and the convenience of the device is improved.

The corn screening device of the utility model also comprises four groups of cylinders 18 and four groups of feet 19, the side walls of the four groups of cylinders 18 are all connected with the side wall of the screening box 1, and the top ends of the four groups of feet 19 are respectively connected with the output ends of the four groups of cylinders 18; when the device moves to a proper position through the four groups of trundles 17, the four groups of air cylinders 18 are opened, telescopic joints of the four groups of air cylinders 18 respectively push the four groups of feet 19 to move downwards, after the bottom ends of the four groups of feet 19 are contacted with the ground, the four groups of trundles 17 are separated from the ground, the device can generate vibration in the operation process, the four groups of feet 19 are fixed, the device does not move due to vibration, and the stability of the device is improved.

The utility model discloses a corn screening device, it is at work, at first move the device to suitable position through four groups of truckles, open four groups of cylinders, the telescopic joint of four groups of cylinders promotes four groups of lower margin downward movements respectively, after the bottom of four groups of lower margins contacts with ground, make four groups of truckles separate with ground, later carry the maize to the funnel through the elevator, then the maize drops on the top of large-size screening net through the funnel, turn on the motor power, motor power output power drives the runner rotation, the runner drives large-size screening net through the connecting rod and swings left and right, large-size screening net filters the corncob, corn bract and debris that mix with in the maize, the maize granule drops to the top of small-size screening net through the mesh hole of large-size screening net, later open vibrating motor, vibrating motor produces the tremble and drives the vibration of small-size screening net, the saturated maize granule is discharged through the discharge gate of screening case, the empty cavity bottom that drops to the screening case that drops of screen cloth of full maize granule and dust through the screen cloth of small size screening net simultaneously with the output and the collection dirt sack intercommunication of air exhauster, opens the air exhauster, and the air exhauster will screen the garrulous little corn bract in the case cavity and dust suction through the connecting pipe and carry to collection dirt sack can.

The installation mode, the connection mode or the arrangement mode of the corn screening device of the utility model are common mechanical modes, and the corn screening device can be implemented as long as the beneficial effects can be achieved; the utility model discloses a maize sieving mechanism's motor power, air exhauster, vibrating motor and cylinder are purchase on the market, and this industry technical staff only need according to its subsidiary service instruction install and operate can.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A corn screening device is characterized by comprising a screening box (1), a large-size screening net (2), a motor support (3), a power motor (4), a connecting rod (6), a rotating shaft (7), a small-size screening net (8) and a fan support (9), wherein a cavity is arranged inside the screening box (1), a feeding hole is formed in the top end of the screening box (1), a discharging hole and an opening are respectively formed in the side wall of the screening box (1), the feeding hole, the discharging hole and the opening are all communicated with the cavity of the screening box (1), the large-size screening net (2) is inserted into the opening of the screening box (1), the front end and the rear end of the large-size screening net (2) are both connected with the inner wall of the cavity of the screening box (1) in a sliding manner, the right end of the motor support (3) is connected with the outer wall of the screening box (1), the bottom end of the power motor (4) is connected with the top end of the motor support (3), the output of motor power (4) is provided with runner (5), and the front end rotatable coupling of pivot (7) and runner (5) is passed through to the left end of connecting rod (6), and the right-hand member of connecting rod (6) passes through hinge rotatable coupling with the left end of large-size screening net (2), and slope fixed mounting is in the cavity of large-size screening net (2) for the small-size screening net (8), the bottom of small-size screening net (8) is connected with the discharge gate bottom of screening case (1) to the left end of small-size screening net (8) extends to the outside of screening case (1).

2. The corn screening device according to claim 1, further comprising a fan bracket (9), an exhaust fan (10) and a connecting pipe (11), wherein a dust suction port is formed in the side wall of the screening box (1), the dust suction port is communicated with the cavity of the screening box (1), the input end of the connecting pipe (11) is communicated with the dust suction port of the screening box (1), the left end of the fan bracket (9) is connected with the outer wall of the screening box (1), the bottom end of the exhaust fan (10) is connected with the top end of the fan bracket (9), and the input end of the exhaust fan (10) is communicated with the output end of the connecting pipe (11).

3. The corn screening device as claimed in claim 2, characterized by further comprising a collar (12) and a blocking cover (13), wherein the side wall of the screening box (1) is provided with first cleaning holes which are communicated with the cavity of the screening box (1), the first cleaning holes are arranged above the large-size screening net (2), the input end of the collar (12) is communicated with the first cleaning holes of the screening box (1), and the left end of the blocking cover (13) is detachably connected with the right end of the collar (12) through bolts.

4. A corn screening apparatus as claimed in claim 3, further comprising a vibration motor (14), wherein the top end of the vibration motor (14) is connected to the bottom end of the small-sized screening net (8).

5. A corn screening device as claimed in claim 4, characterized in that it further comprises a hopper (15), the output end of the hopper (15) being in communication with the inlet opening of the screening box (1).

6. The corn screening device as claimed in claim 5, characterized in that it further comprises a cleaning pipe (16), the side wall of the screening box (1) is provided with a second cleaning hole, said second cleaning hole is communicated with the cavity of the screening box (1), the second cleaning hole is arranged under the small-sized screening net (8), and the input end of the cleaning pipe (16) is communicated with the second cleaning hole of the screening box (1).

7. The corn screening device according to claim 6, further comprising four sets of casters (17), wherein the top ends of the four sets of casters (17) are connected to the bottom end of the screening box (1).

8. The corn screening device according to claim 7, characterized by further comprising four sets of air cylinders (18) and four sets of ground feet (19), wherein the side walls of the four sets of air cylinders (18) are connected with the side walls of the screening box (1), and the top ends of the four sets of ground feet (19) are respectively connected with the output ends of the four sets of air cylinders (18).