CN110999604A - Novel electronic seed metering device - Google Patents

Abstract

The invention discloses a novel electric seed discharging device in the technical field of agricultural machinery, which comprises a seeding box, wherein a plurality of electric seed discharging devices are arranged at the lower side of the seeding box, a seed cup with an inoculation cavity is fixedly connected at the lower side of each seed discharging device, a seeding box with a seed falling cavity is fixedly connected at the lower part of each seed cup, an openable seed cleaning door body is connected on the seeding box, the seeding box vertically extends downwards, a seed falling opening is formed at the lower side of the seeding box and is communicated with the seed falling cavity, and the seed falling cavity is communicated with the inoculation cavity; the invention is convenient to clean sundries in the seeding box and avoids seeding blockage.

Description

Novel electronic seed metering device

Technical Field

The invention belongs to the technical field of agricultural machinery, and particularly relates to a novel electric seed metering device.

Background

Crops such as rice, wheat and corn have a very important position in food production in China, and most areas in China still depend on the traditional cultivation method, so that the labor intensity is high and the efficiency is low. The machine direct seeding is the simplest planting mode in the light rice cultivation technology, and the seeding device directly influences the quality and the cost of crop cultivation and the quantization work in the future.

Among the prior art, seeder includes seed case, and a plurality of electronic seed metering wares have been arranged to the downside of seed case, and electronic seed metering ware's downside is connected with the seed metering pipe, is equipped with the seed in the seed case, and electronic seed metering ware during operation, electronic disseminator emits the seed into the seed metering pipe, and the seed falls subaerially along the seed metering pipe, and the intraductal earth or other debris that have of the kind of falling very easily enter, cause stifled kind of a, when stifled kind of a, can only dismantle the seed falling, troublesome poeration, when getting rid of the intraductal debris of kind of a falling, the seed falling is.

Disclosure of Invention

The invention aims to overcome the defects in the prior art, provides a novel electric seed metering device, solves the technical problem that sundries are difficult to clean in the prior art, conveniently cleans sundries in a seeding box and avoids seeding blockage.

The purpose of the invention is realized as follows: the utility model provides a novel electronic seed metering device, includes the seeding case, a plurality of electronic seed metering wares of having arranged of downside of seeding case, the downside fixedly connected with of seed metering ware has the kind cup in inoculation chamber, the lower part fixedly connected with of kind cup has the seeding box in kind chamber of falling, be connected with the clear kind door body that can open and shut on the seeding box, the seeding box is vertical stretches out downwards, and the downside of seeding box is opened there is the kind of a mouth that falls, the kind of a mouth that falls with kind chamber intercommunication, kind chamber and inoculation chamber intercommunication of falling.

In the invention, at least two torsion spring hinges are distributed on the seeding box, the seeding box is connected with a seed cleaning door body through the torsion spring hinges, and the seed cleaning door body can be opened and closed; before sowing, opening each seed cleaning door body, observing whether the sowing box is blocked or not, cleaning sundries in the sowing box if the sowing box is blocked, and closing the seed cleaning door body to prepare for sowing if the sowing box is not blocked; the invention is convenient to clean the sundries in the seeding box, avoids the seed blockage of the seeding box and improves the seeding reliability; can be applied to the seeding work.

In order to further avoid seed piling in the seeding box, the front side of the lower part of the seeding box is fixedly connected with a front retaining plate, the rear side of the lower part of the seeding box is fixedly connected with a rear retaining plate, the front retaining plate extends forwards and downwards in an inclined mode, the rear retaining plate extends backwards and downwards in an inclined mode, the front retaining plate and the rear retaining plate respectively cover the seeding box in the length direction, and the lowest positions of the front retaining plate and the rear retaining plate are lower than the lowest position of the seeding box; in this design, seeding case the place ahead is provided with the structure of planting the ditch, and seeding case rear is provided with the structure of earthing, and the in-process of planting ditch and earthing, the earth that produces when planting the ditch can be got rid of backward, and earth during the earthing can be got rid of forward, and preceding fender native board blocks up the setting of native board with the back respectively outside, and earth can not enter into the seeding box, can not stifled kind.

In order to further improve the seed dropping reliability, a plurality of seed discharging ports which correspond to the positions of the seed metering devices one by one are distributed on the seeding box, a seed distributing assembly is arranged between every two adjacent seed discharging ports, the seed distributing assembly comprises a first seed distributing plate and a second seed distributing plate, one end of the first seed distributing plate is flush with the edge of one seed discharging port, the other end of the first seed distributing plate is upwards obliquely extended, the other end of the first seed distributing plate is connected with one end of the second seed distributing plate, the other end of the second seed distributing plate is downwards obliquely extended, and the other end of the second seed distributing plate is flush with the edge of the other seed discharging port; in this design, through the setting of the subassembly of planting seeds, realize that the seed is even to piling up to every seed metering mouth, avoid the seed to the piling up in the middle of the seeding case, improve the homogeneity that the seed in-process seed arranged in the seeding case.

In order to further facilitate seed cleaning, the seeding box is connected with one side of the seed cleaning door body through a torsion spring hinge, a connecting part is fixedly arranged at one end of the other side of the seed cleaning door body facing outwards, a fixing part is fixedly arranged on the outer side of the seeding box, a first connecting hole and a second connecting hole are respectively formed in the connecting part and the fixing part, and when the seed cleaning door body is closed, the first connecting hole and the second connecting hole are coaxial.

In order to further realize the detection of the miss-seeding, the miss-seeding sensor is arranged on the inoculation cup, and the sensing end of the miss-seeding sensor extends into the inoculation cavity.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a first perspective view of the present invention.

Fig. 3 is a partially enlarged view of a portion a in fig. 2.

Fig. 4 is a second perspective view of the present invention.

Fig. 5 is a partially enlarged view of B in fig. 4.

Fig. 6 is a side view of the present invention.

Fig. 7 is a schematic perspective view of the seeding box of the present invention.

Fig. 8 is a partial enlarged view at C in fig. 7.

The seed sowing device comprises a seed clearing door body 1, a seed receiving cup 2, an electric seed sowing device 3, a seeding box 4, a front retaining plate 5, a rear retaining plate 6, a miss-seeding sensor 7, a transmitting end 701, a receiving end 702, a torsion spring hinge 8, a connecting part 9, a first connecting hole 10, a second connecting hole 11, a fixed part 12, a seeding box 13, a seed separating assembly 14, a second seed separating plate 1401, a first seed separating plate 1402, a seed sowing port 15 and a seed sowing shaft 16.

Detailed Description

A novel electric seed discharging device as shown in fig. 1-8, which comprises a seed box 4, wherein a plurality of electric seed discharging devices 3 are arranged at the lower side of the seed box 4, a seed cup with an inoculation cavity is fixedly connected to the lower side of the seed discharging device, a seed box 13 with a seed falling cavity is fixedly connected to the lower part of the seed cup, an openable seed cleaning door body 1 is connected to the seed box 13, the seed box 13 is connected to one side of the seed cleaning door body 1 through a torsion spring hinge 8, a connecting part 9 is fixedly arranged at the outward end of the other side of the seed cleaning door body 1, a fixing part 12 is fixedly arranged at the outer side of the seed box 13, a connecting hole one 10 and a connecting hole two 11 are respectively arranged on the connecting part 9 and the fixing part 12, and when the seed cleaning door body 1 is closed, the connecting hole one; the seeding box 13 vertically extends downwards, a seed falling port is arranged at the lower side of the seeding box 13 and is communicated with a seed falling cavity, and the seed falling cavity is communicated with an inoculation cavity.

In order to further avoid the heap kind in the seeding box 13, keep off native board 5 before the front side fixedly connected with of seeding box 13 lower part, keep off native board 6 behind the rear side fixedly connected with of seeding box 13 lower part, preceding fender native board 5 stretches out forward and the downward sloping, and back fender native board 6 stretches out backward and the downward sloping, and preceding fender native board 5 covers the seeding box 13 respectively with back fender native board 6 in length direction, and preceding fender native board 5 and the lowest position that keeps off native board 6 after are less than the lowest position of seeding box 13.

In order to further improve the seed dropping reliability, a plurality of seed discharging ports 15 corresponding to the positions of the seed metering devices in a one-to-one mode are distributed on the seeding box 4, a seed distributing assembly 14 is arranged between every two adjacent seed discharging ports 15, the seed distributing assembly 14 comprises a first seed distributing plate 1402 and a second seed distributing plate 1401, one end of the first seed distributing plate 1402 is flush with the edge of one seed discharging port 15, the other end of the first seed distributing plate 1402 is upwards inclined and extends out, the other end of the first seed distributing plate 1402 is connected with one end of the second seed distributing plate 1401, the other end of the second seed distributing plate 1401 is downwards inclined and extends out, and the other end of the second seed distributing plate 1401 is flush with the edge of the other seed discharging port 15.

In order to further realize the detection of the miss-seeding, the miss-seeding sensor 7 is installed on the inoculation cup 2, the sensing end of the miss-seeding sensor 7 extends into the inoculation cavity, the miss-seeding sensor 7 is preferably a photoelectric sensor, the transmitting end 701 of the photoelectric sensor is fixedly connected to one side of the inoculation cup 2 in the left-right direction, the receiving end 702 of the photoelectric sensor is fixedly installed on the other side of the inoculation cup 2, the transmitting end 701 and the receiving end 702 both extend into the inoculation cavity, and the transmitting end 701 and the receiving end 702 are arranged just opposite to each other.

In the invention, at least two torsional spring hinges 8 are distributed on a seeding box 13, the seeding box 13 is connected with a seed cleaning door body 1 through the torsional spring hinges 8, the seed cleaning door body 1 can be opened and closed, a control box is arranged in a cab and is electrically connected with an alarm, a miss-seeding sensor 7 sends a detected seed falling signal to the control box, if no seed falls into a seed receiving cup 2 within a set time, the miss-seeding sensor 7 sends a miss-seeding signal to the control box, and the control box controls the alarm to give out sound and light alarm; all the electric seed sowing devices 3 are connected through a seed sowing shaft 16, the seed sowing shaft 16 is the power input of the electric seed sowing devices 3, and the seed sowing shaft 16 is driven by a motor to rotate (in the prior art, the connection structure of the motor and the seed sowing shaft 16 is not shown); the seeding box 13 is cuboid and hard, and seeds fall along the seeding box 13 in a wide band without piling; before seeding, opening each seed cleaning door body 1, observing whether the inside of the seeding box 13 is blocked, cleaning sundries in the seeding box 13 if the inside of the seeding box 13 is blocked, closing the seed cleaning door body 1 if the inside of the seeding box 13 is not blocked, connecting the seed cleaning door body 1 to the seeding box 13 through a connecting hole I10 and a connecting hole II 11 by using a connecting pin, wherein the seed cleaning door body 1 cannot be opened without artificial action, seeds can only fall along the seeding box 13, and the reliability of seed discharging is ensured; in the seeding process, the front soil retaining plate 5 and the rear soil retaining plate 6 respectively retain front and rear soil, when the soil is thrown onto the front soil retaining plate 5, the soil is bounced forwards under the action of the front soil retaining plate 5, when the soil is thrown onto the rear soil retaining plate 6, the soil is bounced backwards under the action of the rear soil retaining plate 6, and the soil cannot enter the seeding box 13; in the sowing process, seeds in the sowing box 4 respectively and uniformly move towards the directions of the seed discharging openings 15 along the first seed separating plate 1402 and the second seed separating plate 1401, so that each seed discharging opening 15 is filled with the seeds, and the sowing reliability is further ensured; the invention is convenient to clean the sundries in the seeding box 13, avoids the seed blockage of the seeding box 13 and improves the seeding reliability; the front retaining plate 5 and the rear retaining plate 6 are combined to prevent soil from entering the seeding box 13, so that seeds are not easy to stack in the seeding box 13, and the seed distributing assembly 14 is arranged to uniformly fill seeds at each seed discharging port 15, so that the seeding reliability is further improved; can be applied to the seeding work.

The present invention is not limited to the above-mentioned embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some substitutions and modifications to some technical features without creative efforts according to the disclosed technical contents, and these substitutions and modifications are all within the protection scope of the present invention.

Claims (5)

1. The utility model provides a novel electronic seed metering device, includes the seeding case, a plurality of electronic seed metering wares of having arranged of downside of seeding case, its characterized in that: the lower side fixedly connected with of seed metering ware has the kind cup in inoculation chamber, the lower part fixedly connected with of kind cup has the seeding box in the chamber of planting a species, be connected with the clear kind door body that can open and shut on the seeding box, the seeding box is vertical stretches out downwards, and the downside of seeding box is opened there is the kind of a mouth that falls, and kind of a species that falls is connected with the chamber of planting a species, and kind of a species chamber and inoculation chamber intercommunication fall.

2. A novel electric seed metering device as claimed in claim 1, characterized in that: soil guard plate before the front side fixedly connected with of seeding box lower part, soil guard plate behind the rear side fixedly connected with of seeding box lower part, preceding soil guard plate is forward and the downward sloping stretches out, and soil guard plate is backward and the downward sloping stretches out after, and preceding soil guard plate covers the seeding box respectively with the soil guard plate after with in length direction, and preceding soil guard plate is less than the lowest position of seeding box with the lowest position that soil guard plate was kept off after with.

3. A novel electric seed metering device as claimed in claim 1 or 2, characterized in that: the seeding box is provided with a plurality of seed metering ports in one-to-one correspondence with the seed metering device positions, a seed distributing assembly is arranged between every two adjacent seed metering ports and between every two adjacent seed metering ports, the seed distributing assembly comprises a first seed distributing plate and a second seed distributing plate, one end of the first seed distributing plate is flush with the edge of one seed metering port, the other end of the first seed distributing plate is upwards inclined and extends out, the other end of the first seed distributing plate is connected with one end of the second seed distributing plate, the other end of the second seed distributing plate is downwards inclined and extends out, and the other end of the second seed distributing plate is flush with the edge of the other seed metering port.

4. A novel electric seed metering device as claimed in claim 1 or 2, characterized in that: the seeding box is connected with one side of the seed cleaning door body through a torsion spring hinge, a connecting portion is fixedly arranged at one end, facing outwards, of the other side of the seed cleaning door body, a fixing portion is fixedly arranged on the outer side of the seeding box, a first connecting hole and a second connecting hole are formed in the connecting portion and the fixing portion respectively, and when the seed cleaning door body is closed, the first connecting hole and the second connecting hole are coaxial.

5. A novel electric seed metering device as claimed in claim 1 or 2, characterized in that: the inoculation cup is provided with a miss-seeding sensor, and the sensing end of the miss-seeding sensor extends into the inoculation cavity.

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