CN218902693U - Screening device for corn kernel harvester - Google Patents

Screening device for corn kernel harvester Download PDF

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Publication number
CN218902693U
CN218902693U CN202320069004.XU CN202320069004U CN218902693U CN 218902693 U CN218902693 U CN 218902693U CN 202320069004 U CN202320069004 U CN 202320069004U CN 218902693 U CN218902693 U CN 218902693U
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screening
fixedly connected
wall
screen
barrel
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CN202320069004.XU
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Chinese (zh)
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刘静
赵一帆
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Weihai Wendeng Agricultural And Rural Affairs Service Center
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Weihai Wendeng Agricultural And Rural Affairs Service Center
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Abstract

The utility model relates to the technical field of screening devices, in particular to a screening device for a corn kernel harvester, which comprises: the screening device comprises a screening barrel, wherein a screening mechanism and a dust removing mechanism are arranged in the screening barrel, the screening mechanism is positioned above the dust removing mechanism, and the screening mechanism comprises two mounting plates fixedly connected with the inner walls of the two sides of the screening barrel; the springs are fixedly connected to the outer walls of the tops of the two mounting plates respectively, and one end of each spring is fixedly connected with the same screen; the connecting column is fixedly connected to the outer wall of the top of the screen, and a striker plate is fixedly connected to the outer wall of the top of the connecting column; the vibrating machine is fixedly arranged on the outer wall of the bottom of the screen, and the screening device is arranged, so that the device can continuously screen corn to be treated and can separate and collect clean corn and impurities.

Description

Screening device for corn kernel harvester
Technical Field
The utility model relates to the technical field of screening devices, in particular to a screening device for a corn kernel harvester.
Background
In the recovery bin below the stripper cleaning sieve can be retrieved to the seed grain that drops in the corn cob peeling process, need stop just can unload the seed grain in the recovery bin after the recovery bin is full of the seed grain, in harvesting operation, because the seed grain that drops in the recovery bin is mixed with a large amount of impurity, consequently need to sieve totally to the impurity among these corn grains.
Through searching, the utility model of Chinese patent publication No. CN214132780U discloses a screening device of a corn harvester, which comprises an air blowing structure, a control panel, a telescopic rod II, a spring II, a rack I, a driving wheel II, a rack II, an air blowing device and a belt, wherein a supporting plate I is fixedly connected to a filter vat of the screening device, the telescopic rod II is fixedly connected to the control panel, the spring II is fixedly connected to the telescopic rod II, the rack I is in meshed connection with the driving wheel I, the driving wheel I is in friction connection with the belt, the belt is in friction connection with the driving wheel II, and the driving wheel II is in meshed connection with the rack II.
The device drives the action wheel to rotate through the motor, and then drives the kernel of corn in the filter vat to rotate, realizes the separation of kernel of corn and impurity under the effect of centrifugal force, however the device just need pour out the maize in the bucket just can continue screening work after handling a barrel kernel of corn, and unable sustainable operation exists the restriction.
Disclosure of Invention
The utility model aims to provide a screening device for a corn kernel harvester, which is used for solving the problems in the background technology.
The technical scheme of the utility model is as follows: a screening device for a corn kernel harvester, comprising:
the screening device comprises a screening barrel, wherein a screening mechanism and a dust removing mechanism are arranged in the screening barrel, the screening mechanism is positioned above the dust removing mechanism, and the screening mechanism comprises two mounting plates fixedly connected with the inner walls of the two sides of the screening barrel;
the springs are fixedly connected to the outer walls of the tops of the two mounting plates respectively, and one end of each spring is fixedly connected with the same screen;
the connecting column is fixedly connected to the outer wall of the top of the screen, and a striker plate is fixedly connected to the outer wall of the top of the connecting column;
the vibrator is fixedly arranged on the outer wall of the bottom of the screen.
Preferably, a feeding port is fixedly connected to the outer wall of the top of the screening barrel, one end of the baffle plate is slidably connected with the feeding port, and a gap is reserved between the other end of the baffle plate and the feeding port.
Preferably, a slag outlet is fixedly connected to the outer wall of one side of the screening barrel, and the slag outlet is communicated with the lower end of the screen.
Preferably, the dust removing mechanism comprises a fan fixedly mounted on the outer wall of one side of the screening barrel, an air blowing port is fixedly connected to the inner wall of one side of the screening barrel, the air blowing port is communicated with the screening barrel, a dust extraction hole is formed in the outer wall of the other side of the screening barrel, a dust inlet is fixedly connected to the outer side of the dust extraction hole, the same air pipe is inserted between the dust inlet and the fan, and a filter screen is arranged at one end of the air pipe, which is connected with the collecting box.
Preferably, a plurality of baffle rods which are distributed at equal intervals are fixedly connected in the dust extraction holes.
Preferably, the collecting box is connected to the outer wall of one side of the dust inlet in a sliding manner.
Preferably, a plurality of baffles are fixedly connected to the outer wall of the top of the screen, and the baffles are all inclined to the slag outlet.
The utility model provides a screening device for a corn kernel harvester through improvement, which has the following improvements and advantages compared with the prior art:
the method comprises the following steps: according to the utility model, the screening device is arranged, so that the device can continuously screen corn to be processed, clean corn and impurities can be collected in a separated and concentrated way, the vibrating machine is started, the screen can be driven to vibrate by the vibrating machine, the screen can only move up and down along the screening barrel under the limitation of the plurality of springs and the two mounting plates, the screen drives the baffle to move up and down through the connecting column, gaps can be indirectly formed between the baffle and the feeding hole in the moving process, the corn can be ensured to continuously fall onto the screen in a small amount, corn grains fall down, and large impurities can slide out of the slag outlet along a slope;
and two,: according to the utility model, the dust removing mechanism is arranged, the fan is started, the fan sucks air flow in the screening barrel from the dust suction hole through the air pipe, then generated wind force is blown out from the air blowing port, corn falling from the upper part of the screen is blown by the wind, various fine impurities mixed among the corn are blown to the dust inlet position by the wind, then the corn is sucked into the collecting box by the inward generated air flow and stored, and finally the corn falls down from the outlet at the bottom of the screening barrel.
Drawings
The utility model is further explained below with reference to the drawings and examples:
FIG. 1 is a schematic overall perspective view of the present utility model;
FIG. 2 is a schematic view of the first perspective view of the interior of the sifting barrel of the present utility model;
FIG. 3 is a schematic view of a second perspective view of the interior of the sifting bucket of the present utility model;
fig. 4 is a schematic perspective view of the screen and baffle of the present utility model.
Reference numerals illustrate:
1. screening barrels; 2. a slag outlet; 3. a collection box; 5. a baffle; 6. a feeding port; 7. a screening mechanism; 8. a dust removing mechanism; 701. a mounting plate; 702. a spring; 703. a screen; 704. a connecting column; 705. a striker plate; 706. a vibrator; 801. a blower; 802. an air blowing port; 803. dust extraction holes; 804. a gear lever; 805. a dust inlet; 806. and an air pipe.
Detailed Description
The following detailed description of the present utility model clearly and fully describes the technical solutions of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. 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.
The utility model provides a screening device for a corn kernel harvester by improving the screening device, which has the technical scheme that:
as shown in fig. 1-4, a screening apparatus for a corn kernel harvester, comprising:
the screening barrel 1, screening mechanism 7 and dust removing mechanism 8 are installed in the screening barrel 1, the screening mechanism 7 is located above the dust removing mechanism 8, and the screening mechanism 7 comprises two mounting plates 701 fixedly connected to the inner walls of the two sides of the screening barrel 1;
the springs 702 are fixedly connected to the top outer walls of the two mounting plates 701 respectively, and one end of each spring 702 is fixedly connected with the same screen 703;
the connecting column 704, the connecting column 704 is fixedly connected to the outer wall of the top of the screen 703, and a striker plate 705 is fixedly connected to the outer wall of the top of the connecting column 704;
vibrator 706. Vibrator 706 is fixedly mounted on the bottom outer wall of screen 703.
By the above structure or mechanism: starting the vibrator 706, the vibrator 706 can drive the screen 703 to vibrate, under the limitation of the springs 702 and the two mounting plates 701, the screen 703 can only move up and down along the screening barrel 1, the screen 703 drives the striker plate 705 to move up and down through the connecting column 704, and a gap can be indirectly formed between the striker plate 705 and the feeding hole 6 in the moving process, so that corn can continuously fall above the screen 703 in a small amount.
Further, a feeding port 6 is fixedly connected to the outer wall of the top of the screening barrel 1, one end of the baffle plate 705 is slidably connected with the feeding port 6, and a gap is reserved between the other end of the baffle plate 705 and the feeding port 6.
By the above structure or mechanism: so that the corn kernels can only fall from one side of the gap to above the screen 703 when the striker plate 705 moves up and down, and the striker plate 705 can be ensured not to be blocked by the feed port 6 when moving down due to the gap.
Further, a slag hole 2 is fixedly connected to the outer wall of one side of the screening barrel 1, and the slag hole 2 is communicated with the lower end of the screen 703.
By the above structure or mechanism: the corn kernels fall down and large pieces of debris will slide off the tap hole 2 along the slope so that the screen 703 will not become clogged with debris and reduce screening efficiency.
Further, the dust removing mechanism 8 comprises a fan 801 fixedly installed on the outer wall of one side of the screening barrel 1, an air blowing port 802 is fixedly connected to the inner wall of one side of the screening barrel 1, the air blowing port 802 is communicated with the screening barrel 1, a dust extraction hole 803 is formed in the outer wall of the other side of the screening barrel 1, a dust inlet 805 is fixedly connected to the outer portion of the dust extraction hole 803, the same air pipe 806 is inserted between the dust inlet 805 and the fan 801, and a filter screen is arranged at one end, connected with the collecting box 3, of the air pipe 806.
By the above structure or mechanism: the fan 801 sucks the air flow in the screening barrel 1 from the dust extraction hole 803 through the air pipe 806, then the generated wind force is blown out from the air blowing port 802, the corn falling from above the screen 703 is blown by the wind, various fine impurities mixed between the corn are blown to the position of the dust inlet 805 by the wind, then the corn is sucked into the collecting box 3 by the inward generated air flow to be stored, and finally the corn falls down from the outlet at the bottom of the screening barrel 1.
Further, a plurality of baffle rods 804 distributed equidistantly are fixedly connected inside the dust extraction hole 803.
By the above structure or mechanism: the plurality of bars 804 prevent corn kernels from being sucked into the collection box 3.
Further, a collecting box 3 is slidably connected to the outer wall of the dust inlet 805.
By the above structure or mechanism: the collection box 3 can collect the chips mixed between the corns together.
Further, a plurality of baffles 5 are fixedly connected to the outer wall of the top of the screen 703, and the baffles 5 are all inclined to the slag hole 2.
By the above structure or mechanism: the time that the corn stays on the screen 703 is enabled under the action of the baffle 5, so that the corn is screened more fully, and resource waste caused by insufficient screening is avoided.
Working principle: firstly, corn kernels to be processed are poured into a feed port 6, then a vibrator 706 is started, the vibrator 706 can drive a screen 703 to vibrate, under the limitation of a plurality of springs 702 and two mounting plates 701, the screen 703 can only move up and down along a screening barrel 1, the screen 703 drives a baffle plate 705 to move up and down through a connecting column 704, gaps can be indirectly formed between the baffle plate 705 and the feed port 6 in the moving process, corn can continuously fall onto the screen 703 in a small amount, corn kernels fall down and large-sized sundries can slide out of a slag outlet 2 along a slope, meanwhile, a fan 801 is started, the fan 801 sucks air flow in the screening barrel 1 from a dust suction hole 803 through an air pipe 806, then generated wind force can blow out from an air outlet 802, corn falling down from the upper side of the screen 703 is blown up, various tiny impurities mixed between the corn can be blown to the position of the dust inlet 805, then the corn is sucked into a collection box 3 by the air flow generated inwards to be stored, and finally the corn can fall down from an outlet of the bottom of the screening barrel 1.

Claims (7)

1. A screening plant for corn kernel harvester, its characterized in that: comprising the following steps:
the screening device comprises a screening barrel (1), wherein a screening mechanism (7) and a dust removing mechanism (8) are arranged in the screening barrel (1), the screening mechanism (7) is positioned above the dust removing mechanism (8), and the screening mechanism (7) comprises two mounting plates (701) fixedly connected with the inner walls of the two sides of the screening barrel (1);
the springs (702) are respectively and fixedly connected to the outer walls of the tops of the two mounting plates (701), and one end of each spring (702) is fixedly connected with the same screen (703);
the connecting column (704), the connecting column (704) is fixedly connected to the outer wall of the top of the screen (703), and a striker plate (705) is fixedly connected to the outer wall of the top of the connecting column (704);
and the vibrator (706), wherein the vibrator (706) is fixedly arranged on the outer wall of the bottom of the screen (703).
2. A screening apparatus for a corn kernel harvester as in claim 1, wherein: the screening barrel (1) top outer wall is fixedly connected with a feed opening (6), one end of the striker plate (705) is in sliding connection with the feed opening (6), and a gap is reserved between the other end of the striker plate (705) and the feed opening (6).
3. A screening apparatus for a corn kernel harvester as in claim 1, wherein: the screening barrel (1) is fixedly connected with a slag outlet (2) on the outer wall of one side, and the slag outlet (2) is communicated with the lower end of the screen (703).
4. A screening apparatus for a corn kernel harvester as in claim 1, wherein: the dust removing mechanism (8) comprises a fan (801) fixedly mounted on the outer wall of one side of the screening barrel (1), an air blowing port (802) is fixedly connected to the inner wall of one side of the screening barrel (1), the air blowing port (802) is communicated with the screening barrel (1), a dust extraction hole (803) is formed in the outer wall of the other side of the screening barrel (1), a dust inlet (805) is fixedly connected to the outside of the dust extraction hole (803), the same air pipe (806) is inserted between the dust inlet (805) and the fan (801), and a filter screen is arranged at one end, connected with the collecting box (3), of the air pipe (806).
5. A screening apparatus for a corn kernel harvester as in claim 4, wherein: a plurality of baffle rods (804) which are distributed at equal intervals are fixedly connected inside the dust extraction holes (803).
6. A screening apparatus for a corn kernel harvester as in claim 4, wherein: the outer wall of one side of the dust inlet (805) is connected with a collecting box (3) in a sliding way.
7. A screening apparatus for a corn kernel harvester as in claim 2, wherein: a plurality of baffles (5) are fixedly connected to the outer wall of the top of the screen (703), and the baffles (5) are all inclined towards the slag outlet (2).
CN202320069004.XU 2023-01-10 2023-01-10 Screening device for corn kernel harvester Active CN218902693U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320069004.XU CN218902693U (en) 2023-01-10 2023-01-10 Screening device for corn kernel harvester

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320069004.XU CN218902693U (en) 2023-01-10 2023-01-10 Screening device for corn kernel harvester

Publications (1)

Publication Number Publication Date
CN218902693U true CN218902693U (en) 2023-04-25

Family

ID=86042244

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320069004.XU Active CN218902693U (en) 2023-01-10 2023-01-10 Screening device for corn kernel harvester

Country Status (1)

Country Link
CN (1) CN218902693U (en)

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