CN201210797Y

CN201210797Y - Seed sowing device without changing wheel

Info

Publication number: CN201210797Y
Application number: CNU2008200903639U
Authority: CN
Inventors: 姜占河; 王凤国
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-07-04
Filing date: 2008-07-04
Publication date: 2009-03-25
Anticipated expiration: 2018-07-04

Abstract

The utility model discloses a replacement-free wheel-type seed-metering device, and aims to provide a replacement-free wheel-type seed-metering device which has good seed feeding performance, strong adaptability and convenient use and adjustment. The seed-metering device comprises a shell, a transmission chain wheel set, a housing plate, a brush wheel, a brush wheel shaft, a nesthole wheel set shaft, a nesthole wheel set, a seed knockout fork, a seed baffling plate, a protective plate and a seed cleaning plate, wherein the middle of the shell is provided with two partition boards which divide the shell into three cavity structures. The nesthole wheel set consists of 3 to 6 single-row hole-type nesthole wheels which are serially connected on the nesthole wheel set shaft and are supported on the shell by the nesthole wheel set shaft. The nesthole wheel set vertically passes through the two partition boards. The two partition boards, the nesthole wheel set, the brush wheel, the seed baffling plate and the seed cleaning plate form a seed feeding chamber. The seed-metering device is applicable to single or double line sowing of seeds of different crops or seeds of the same crop but different sizes.

Description

Exempt to change Type Seed Metering Device

Technical field

The utility model relates to a kind of agricultural seeder machinery, especially relates to a kind of Type Seed Metering Device of exempting to change.

Background technology

The nest eye Type Seed Metering Device of using mainly is made up of seeder unit shell, nest eye wheel, seed scraping device and seeds protecting plate now.Wherein the nest eye wheel of combined type nest eye wheel seeding unit has a few row's types hole, and every row's type hole is respectively applied for broadcasts different crops, by the use in plate control type hole.This technical scheme has solved nest eye Type Seed Metering Device and has adapted to the technical problem of broadcasting the Different Crop seed, but part still has some deficits, because seeder unit shell is that kind of a cell structure is filled in single chamber, kind is filled in the integral installation of combined type nest eye wheel in single chamber indoor, filling kind of an indoor plate that is provided with the control type bore closure, make seed in that to fill kind of indoor flowability poor, directly influence filling performance; This combined type nest eye wheel can not adapt to fully broadcasts Different Crop seed or crop different size seed of the same race, also needs to change nest eye wheel sometimes, uses and adjusts inconvenience.In addition, the existing seeding unit that adopts single type hole nest eye wheel when broadcasting the Different Crop seed or the crop different size kind period of the day from 11 p.m. to 1 a.m of the same race, needs disassembling, assembling and replacing nest eye wheel, and use is adjusted very inconvenient.

The utility model content

The purpose of this utility model is to overcome deficiency of the prior art, provides that a kind of seed filling performance is good, adaptability is strong, use easy to adjust exempting to change Type Seed Metering Device.

For achieving the above object, the utility model adopts following technical proposals: of the present utility modelly exempt to change Type Seed Metering Device, comprise housing, driving-chain wheels, cover plate, brush-wheel, hairbrush wheel shaft, nest eye wheels axle, nest eye wheels, push away kind of a fork, seed retaining plate, seeds protecting plate, plant plate clearly.Two dividing plates are set in the centre of described housing, this housing is separated into three chambeies structure, described nest eye wheels are made up of 3～6 single type cellular type nest eye wheels, these 3～6 single type cellular type nest eye wheel strings are contained on the nest eye wheels axle, and be bearing on the housing by this nest eye wheels axle, and these nest eye wheels vertically pass two dividing plates, between these two dividing plates, be positioned at the oblique upper of these nest eye wheels, described brush-wheel is installed on the housing by the hairbrush axle bearing, by these two dividing plates, nest eye wheels, brush-wheel, seed retaining plate, plant plate clearly and constitute and fill kind of a chamber.

Exempt to change the improvement of Type Seed Metering Device as the utility model, described nest eye wheels are made up of 5 single type cellular type nest eyes wheels.

Exempt to change Type Seed Metering Device as the utility model, can be the single type hole of 1 nest eye wheel in the described nest eye wheels be between two dividing plates filling kind indoor.

Exempt to change Type Seed Metering Device as the utility model, can also be in the described nest eye wheels by 2 nest eyes take turns single type hole form double type hole be between two dividing plates filling kind indoor.

Exempt to change the further improvement of Type Seed Metering Device as the utility model, be positioned between two dividing plates brush-wheel below, seeds protecting plate is set, the axis of guide horizontal supporting of this seeds protecting plate is on housing, on the axis of guide of this seeds protecting plate, stage clip is installed, and this stage clip guarantees that the intrados of seeds protecting plate overlays on the extrados that is filling the indoor nest eye wheel of kind.

Exempt to change the further improvement of Type Seed Metering Device as the utility model, be positioned between two dividing plates nest eye wheels below, install by bolt and to push away kind of a fork, this pushes away kind of fork and is inlaid in the nest eye and takes turns in the annular groove in single type hole.

The utility model exempts to change the described housing employing steel plate welding manufacturing of Type Seed Metering Device.

After adopting technique scheme, the beneficial effects of the utility model are:

1. the seed filling performance is good.Filling of planting that plate constitutes by these two dividing plates, nest eye wheels, brush-wheel, seed retaining plate, clearly is kind indoor, does not have any control assembly, and the seed good fluidity helps the filling seed.

2. adaptability is strong.Described nest eye wheels are made up of 3～6 single type cellular type nest eye wheels, adapt to fully and broadcast Different Crop seed or crop different size seed of the same race.

3. use easy to adjust.An only simple string installation site of wheels axle of starting moving when broadcasting the Different Crop seed or the crop different size kind period of the day from 11 p.m. to 1 a.m of the same race, guarantees that 1 the nest eye that requires takes turns single type hole and be in filling kind of indoor getting final product between two dividing plates; When double row sowing, 2 nest eyes that guarantee to require are taken turns single type hole and are formed double type hole and be in filling kind of indoor getting final product between two dividing plates.

Description of drawings

Fig. 1 is that the utility model exempts to change the Type Seed Metering Device structural representation;

Fig. 2 is the cutaway view along A among Fig. 1-A line;

Fig. 3 is the cutaway view along B among Fig. 2-B line;

Fig. 4 is the structural representation of second embodiment of the utility model.

Among the figure: housing 1 driving-chain wheels 2 cover plates 3 dividing

plates

4,6 brush-wheels 5 hairbrush wheel shafts 7 nest eye wheel shafts 8 nest eyes wheel 9 pushes away kind of the fork 10 bolts 11 seeds 12 seed retaining plates 13 stage clips 14 seeds protecting plates 15 clear plates 16 of planting

Embodiment

Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:

The utility model exempts to change structure such as Fig. 1, Fig. 2, shown in Figure 3 of Type Seed Metering Device, comprises housing 1, driving-chain wheels 2, cover plate 3, brush-wheel 5, hairbrush wheel shaft 7, nest eye wheels axle 8, nest eye wheels 9, pushes away kind fork 10, seed retaining plate 13, seeds protecting plate 15, plants plate 16 clearly.Two dividing plates 4 are set in the centre of described

housing

1,6, this housing 1 is separated into three chambeies structure, described nest eye wheels 9 are made up of 3～6 single type cellular type nest eye wheels, these 3～6 single type cellular type nest eye wheel strings are contained on the nest eye wheels axle 8, and be bearing on the housing 1 by this nest eye wheels axle 8, and these nest eye wheels 9 vertically pass two dividing

plates

4,6, at these two dividing plates 4, be positioned at the oblique upper of these nest eye wheels 9 between 6, described brush-wheel 5 is installed on the housing 1 by 7 supportings of hairbrush wheel shaft, by these two dividing

plates

4,6, nest eye wheels 9, brush-wheel 5, seed retaining plate 13, clear plate 16 formations of planting are filled kind of a chamber.

As shown in Figure 2, provided the structural representation of first embodiment of the utility model, described nest eye wheels 9 are made up of 5 single type cellular type nest eye wheels; In the described nest eye wheels 9 the single type hole of 1 nest eye wheel be between two dividing

plates

4,6 filling kind indoor.

As shown in Figure 4, provided the structural representation of second embodiment of the utility model, in the described nest eye wheels 9 by 2 nest eyes take turns single type hole form double type hole be between two dividing

plates

4,6 filling kind indoor.

Exempt to change the further improvement of Type Seed Metering Device as the utility model, shown in Figure 3, be positioned between two dividing

plates

4,6 brush-wheel 5 below, seeds protecting plate 15 is set, the axis of guide horizontal supporting of this seeds protecting plate 15 is on housing 1, stage clip 14 is installed, and this stage clip 14 guarantees that the intrados of seeds protecting plates 15 overlays on the extrados that is filling the indoor nest eye wheel of kind on the axis of guide of this seeds protecting plate 15.

Exempt to change the further improvement of Type Seed Metering Device as the utility model, as Fig. 2, Fig. 3, shown in Figure 4, be positioned between two dividing

plates

4,6 nest eye wheels 9 below, install by bolt 11 and to push away kind of a fork 10, this pushes away kind of a fork 10 and is inlaid in the nest eye and takes turns in the annular groove in single type hole.

Exempt to change the described housing 1 employing steel plate welding manufacturing of Type Seed Metering Device as the utility model.

The course of work of the present utility model is; during operation; exempt to change the driving-chain wheels 2 drive brush-

wheels

5 and 9 rotations of nest eye wheels of Type Seed Metering Device; fill kind of an indoor seed 12 and be filled to successively in single type hole or the double type hole, brush-wheel 5 brushes away seed unnecessary in the type hole, and nest eye wheels 9 continue rotation; seed in the seeds protecting plate 15 protection type holes is avoided the broadcast leakage that comes off; when the type hole screwed out from seeds protecting plate 15 lower ends, the seed in the type hole was discharged under the effect that pushes away kind fork 10, finishes the seeding process one time.

Claims

1, a kind ofly exempt to change Type Seed Metering Device, comprise housing (1), driving-chain wheels (2), cover plate (3), brush-wheel (5), hairbrush wheel shaft (7), nest eye wheels axles (8), nest eye wheels (9), push away kind of a fork (10), seed retaining plate (13), seeds protecting plate (15), the clear plate (16) of planting, it is characterized in that: two dividing plates (4 are set in the centre of described housing (1), 6), this housing (1) is separated into three chambeies structure, described nest eye wheels (9) are made up of 3～6 single type cellular type nest eye wheels, these 3～6 single type cellular type nest eye wheel strings are contained on the nest eye wheels axles (8), and be bearing on the housing (1) by these nest eye wheels axles (8), and these nest eye wheels (9) vertically pass two dividing plates (4,6), at these two dividing plates (4,6) be positioned at the oblique upper of these nest eye wheels (9) between, described brush-wheel (5) is installed on the housing (1) by hairbrush wheel shaft (7) supporting, by these two dividing plates (4,6), nest eye wheels (9), brush-wheel (5), seed retaining plate (13), clear plate (16) formation of planting is filled kind of a chamber.

2, according to claim 1ly exempt to change Type Seed Metering Device, it is characterized in that: described nest eye wheels (9) are made up of 5 single type cellular type nest eyes wheels.

3, according to claim 1 and 2ly exempt to change Type Seed Metering Device, it is characterized in that: in the described nest eye wheels (9) the single type hole of 1 nest eye wheel be between two dividing plates (4,6) filling kind indoor.

4, according to claim 1 and 2ly exempt to change Type Seed Metering Device, it is characterized in that: in the described nest eye wheels (9) by 2 nest eyes take turns single type hole form double type hole be between two dividing plates (4,6) filling kind indoor.

5, according to claim 1ly exempt to change Type Seed Metering Device, it is characterized in that: the below that between two dividing plates (4,6), is positioned at brush-wheel (5), seeds protecting plate (15) is set, the axis of guide horizontal supporting of this seeds protecting plate (15) is on housing (1), stage clip (14) is installed, and this stage clip (14) guarantees that the intrados of seeds protecting plate (15) overlays on the extrados that is filling the indoor nest eye wheel of kind on the axis of guide of this seeds protecting plate (15).

6, according to claim 1ly exempt to change Type Seed Metering Device, it is characterized in that: the below that between two dividing plates (4,6), is positioned at nest eye wheels (9), install by bolt (11) and to push away kind of a fork (10), this pushes away kind of a fork (10) and is inlaid in the nest eye and takes turns in the annular groove in single type hole.

7, according to claim 1ly exempt to change Type Seed Metering Device, it is characterized in that: described housing (1) adopts the steel plate welding to make.