CN211019960U

CN211019960U - Rice seed ration discharging device

Info

Publication number: CN211019960U
Application number: CN201921425135.7U
Authority: CN
Inventors: 朱铮涛; 黎勉; 陈益民; 张彬; 刘德桃; 祁海松; 潘继生; 潘立新
Original assignee: Guangdong University of Technology
Current assignee: Guangdong University of Technology
Priority date: 2019-08-28
Filing date: 2019-08-28
Publication date: 2020-07-17
Anticipated expiration: 2029-08-28

Abstract

The utility model relates to a rice seed ration discharging device, including holding the kind of wheel, end face bearing, interior wheel, and a housing, it has a plurality of area kind tooth to hold kind of wheel along the circumference distribution, wherein hold the built-in interior wheel that is equipped with, the terminal surface of interior wheel is equipped with end face bearing with the inboard contact surface dress that holds kind of wheel, hold the outside of wheel and interior wheel and installed the shell, be equipped with on the area kind tooth and hold kind groove, be equipped with in the interior wheel and hold communicating vacuum channel in kind groove and pressure channel, vacuum channel is connected with evacuating device, pressure channel and pressure device are connected, the bottom of shell is equipped with and takes to establish on the kind tooth and hold the communicating discharge gate in kind groove, hold kind of wheel and be driven by drive arrangement, evacuating device and pressure device are connected with the controlling means. The utility model discloses a from the feed inlet suction rice seed, through holding the rotation of the wheel, blow the ejection of compact at the discharge gate, unnecessary seed is collected by accomodating the fill, satisfies the demand of rice seed membrane to accurate ration.

Description

Rice seed ration discharging device

Technical Field

The utility model relates to a seed ration discharging device, especially a rice seed ration discharging device belongs to rice seed ration discharging device's innovation technique.

Background

The main shortcoming of the existing rice seed quantitative discharging device is that the seed quantification is inaccurate, and a hole generally has a plurality of grains, which wastes rice seeds and is not beneficial to the planting quality of rice. Meanwhile, the existing direct seeding technology of rice is implemented in the field, and the developed agricultural rice planting machine is mainly oriented to field operation. The rice seed film is a novel concept, and agricultural machinery for producing the rice seed film is blank. Aiming at the industrialized seed film production, due to different operation environments, mechanization degrees and the like, corresponding processing equipment must be developed, and an accurate and quantitative seed discharging device is a key component in the rice seed film processing equipment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rice seed ration discharging device considers above-mentioned problem. The utility model discloses can be accurate with the rice seed according to the ration requirement at the discharge gate ejection of compact, and design benefit, simple structure, convenient and practical.

The technical scheme of the utility model is that: the utility model discloses a rice seed ration discharging device, including holding the kind of wheel, end face bearing, interior wheel, and a housing, it has a plurality of area kind tooth to hold kind of wheel along the circumference distribution, wherein hold the built-in interior wheel that is equipped with, the terminal surface of interior wheel is equipped with end face bearing with the inboard contact surface dress that holds kind of wheel, hold the outside of wheel and interior wheel and installed the shell, be equipped with on the area kind tooth and hold kind of groove, be equipped with in the interior wheel and hold communicating vacuum channel in kind groove and pressure channel, vacuum channel is connected with evacuating device, pressure channel and pressure device are connected, the bottom of shell is equipped with and takes to establish on kind of tooth and hold the communicating discharge gate in kind groove, hold kind of wheel and be driven by drive arrangement, evacuating device and pressure device are connected with the controlling.

The utility model discloses can be accurate with the rice seed according to quantitative requirement, get into from the feed inlet, rotate through holding the wheel, at the discharge gate ejection of compact, design benefit, simple structure, convenient and practical. The utility model discloses a design the area kind tooth of certain shape and angle, be equipped with on the area kind tooth and hold kind of a groove, take kind of a tooth and hold kind of a groove and utilize unique optimization structure, make and be inhaled the seed under the effect of vacuum negative pressure, reliably adsorbed at holding kind of a groove, take away from the seed area and get into the pressure chamber, blow off the entering discharge gate under the pressure effect afterwards. Additionally, the utility model discloses can also realize making unnecessary the seed of being inhaled utilize its focus to fall out holding the wheel rotation in-process. The utility model discloses a rationally set up the height of taking kind of tooth, take the interval of kind of tooth, hold the structure in kind groove and hold the rotational speed of wheel, realize the accurate ejection of compact of single seed rice seed under the certain speed. The utility model relates to a design benefit, simple structure, convenient and practical's rice seed ration discharging device.

Drawings

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

FIG. 2 is a cross-sectional view A-A of FIG. 1;

fig. 3 is a schematic structural view of the middle belt seed teeth and the seed holding grooves of the present invention.

Detailed Description

Example 1:

the utility model discloses a structural schematic diagram is as shown in figure 1, 2 is shown, the utility model discloses a rice seed ration discharging device, including holding kind of a wheel 1, end face bearing 2, interior wheel 3, shell 5, it has a plurality of area kind of tooth 8 to hold kind of a wheel 1 to distribute along the circumference, wherein hold and be equipped with interior wheel 3 in kind of a wheel 1, the terminal surface of interior wheel 3 is equipped with end face bearing 2 with the inboard contact surface dress that holds kind of a wheel 1, hold kind of a wheel 1 and interior wheel 3's outside and installed shell 5, be equipped with on the area kind of tooth 8 and hold kind of a groove 81, be equipped with in interior wheel 3 and hold communicating vacuum channel 31 and pressure channel 32 in kind of a groove 81, vacuum channel 31 is connected with evacuating device, pressure channel 32 and pressure device are connected, the bottom of shell 5 is equipped with hold kind of a tooth 8 and establish communicating discharge gate 7 in kind of a wheel groove 81, hold kind of a wheel 1 by the drive arrangement drive, drive arrangement, evacuating device and pressure device are connected with the control device electricity, control device control drive arrangement, evacuating device and pressure device work, hold kind of a wheel 1 and drive device drive motor motion can also be through the rotation speed control motor control device or the volume of motor drive arrangement that holds L.

In order to ensure the sealing performance and the vacuum pumping effect, the outer circular surface of the inner wheel 3 and the inner side of the outer circular surface of the seed containing wheel 1 are provided with sealing rings 4.

In order to enlarge the planting area, the top of the shell 5 is also provided with a storage hopper 6 communicated with a seed carrying tooth 8 arranged on the seed containing wheel 1. The quantity of the rice seeds put in the storage hopper 6 is determined according to the planting area.

In addition, in order to collect the redundant rice seeds, a redundant seed containing hopper 9 communicated with a seed carrying tooth 8 arranged on the seed containing wheel 1 is also arranged between the top and the bottom of the shell 5, and in the rotating process of the seed containing wheel 1, redundant sucked seeds fall out by utilizing the gravity center of the sucked seeds and fall into the redundant seed containing hopper 9.

In this embodiment, the vacuum pumping device is a vacuum pump; the pressure device is a pressure pump.

In order to facilitate the rice seeds to leave the seed carrying teeth 8, the seed carrying teeth 8 are obliquely arranged on the circumference of the seed containing wheel 1, the included angle between the inclined surface 82 of the seed carrying teeth 8 and the geometric center line of the cross section of the seed containing wheel 1 is 30-60 degrees, the included angle between the geometric center line of the seed containing groove 81 and the geometric center line of the cross section of the seed containing wheel 1 is 30-60 degrees, and the distance between the bottom of the seed carrying teeth 8 and the geometric center line of the seed containing groove 81 is 4-8 mm.

In this embodiment, the angle between the inclined surface 82 of the seed carrying tooth 8 and the geometric center line of the cross section of the seed containing wheel 1 is 45 °, the angle between the geometric center line of the seed containing groove 81 and the geometric center line of the cross section of the seed containing wheel 1 is 35 °, and the distance between the bottom of the seed carrying tooth 8 and the geometric center line of the seed containing groove 81 is 5mm, as shown in fig. 3.

In this embodiment, the seed receiving groove 81 is communicated with the vacuum passage 31 and the pressure passage 32 provided in the inner wheel 3 through the passage 83 provided in the seed receiving wheel 1. Because hold wheel 1 and distribute along the circumference and have 8 and take kind of tooth 8, so hold wheel 1 and be equipped with 8 passageways 83 and communicate 8 and hold kind of groove 81 correspondingly, controlling means can control evacuating device and pressure device and whether communicate 8 passageways 83.

In this embodiment, the geometric center line of the channel 83 is aligned with the geometric center line of the seed containing groove 81.

The cross-sectional shape of the seed receiving groove 81 is circular or elliptical. In this embodiment, for the convenience of processing, the cross-sectional shape of the seed holding groove 81 is circular, the diameter of the seed holding groove 81 is 3mm, the diameter of the channel 83 is 1.2mm, and 1 to 2 rice seeds are sucked from the feed inlet by changing the width dimension and the number of the channels of the seed holding groove 81.

The utility model discloses a theory of operation is: in the rotation process of the seed containing wheel 1, the rice seeds are taken out of the hopper 6 from the hopper 6 by the seed carrying teeth 8; when the seed containing groove 81 provided with the seed teeth 8 is communicated with the vacuum channel 31 provided on the inner wheel 3 through the channel 83 provided on the seed containing wheel 1, the vacuum pump vacuumizes, and the seeds are absorbed in the seed containing groove 81 provided with the seed teeth 8 by using negative pressure; the belt seed teeth 8 move to the position corresponding to the discharge port 7, the seed containing groove 81 is communicated with the pressure channel 32 arranged on the inner wheel 3 through the channel 83 arranged on the seed containing wheel 1, the pressure pump works, the pressure pump blows air into the channel 83 through the pressure channel 32, rice seeds in the seed containing groove 81 are guaranteed to leave the belt seed teeth 8, and the rice seeds fall on a rice seed film through the discharge port 7. The rotating speed of the seed containing wheel 1 or the number of the seed carrying teeth 8 along the circumferential direction is controlled, so that the dibbling speed can be controlled; the angle and the tooth length of the teeth 8 are changed, so that the rice seedling transplanter can adapt to rice seeds with different particle sizes; the number of channels which are provided with the seed holding grooves 81 with the seed teeth 8 and connected with the vacuumizing device and the pressure device is opened along the axial direction of the seed holding wheel 1, so that the number of rice which is dibbled in one hole can be controlled, and if the seed holding grooves 81 with the 8 seed teeth 8 are communicated with the pressure channel 32 arranged on the inner wheel 3 through the channels 83 arranged on the seed holding wheel 1, the rice seeds in the seed holding grooves 81 with the 8 seed teeth 8 all fall into one seed dibbling hole; if the seed containing grooves 81 of the 2 seed containing teeth 8 are communicated with the pressure channel 32 arranged on the inner wheel 3 through the channel 83 arranged on the seed containing wheel 1, the rice seeds in the seed containing grooves 81 of the 2 seed containing teeth 8 all fall into one seed dropping hole, and so on.

The utility model relates to an automatic processing equipment of rice seed membrane can be interrupted the output with the rice seed in the hopper according to required quantity and drop the regulation position at the seed membrane from the discharge gate.

Claims

1. The utility model provides a rice seed ration discharging device, its characterized in that is including holding the kind of a wheel, end face bearing, interior wheel, and a housing, it has a plurality of area kind of tooth to hold kind of a wheel and distribute along the circumference, wherein hold the built-in interior wheel that is equipped with of kind, the terminal surface of interior wheel is equipped with end face bearing with the inboard contact surface dress that holds kind of a wheel, hold the outside of kind of a wheel and interior wheel and installed the shell, be equipped with on the area kind of tooth and hold kind of groove, be equipped with in the interior wheel and hold communicating vacuum channel and the pressure passageway in kind groove, vacuum channel is connected with evacuating device, pressure passageway and pressure device are connected, the bottom of shell is equipped with and takes the communicating discharge gate of the appearance kind groove of establishing on the kind of a tooth, hold kind of a wheel by.

2. The rice seed quantitative discharging device as claimed in claim 1, wherein the outer circumferential surface of the inner wheel and the inner side of the outer circumferential surface of the seed accommodating wheel are provided with sealing rings.

3. The rice seed quantitative discharging device of claim 1, wherein the top of the housing is further provided with a storage hopper communicated with the seed holding wheel with the seed teeth.

4. The rice seed quantitative discharging device of claim 1, wherein an excess seed receiving hopper communicated with the seed carrying teeth of the seed containing wheel is further provided between the top and the bottom of the housing.

5. The rice seed quantitative discharging device according to claim 1, wherein said vacuum means is a vacuum pump; the pressure device is a pressure pump.

6. The rice seed quantitative discharging device according to any one of claims 1 to 5, wherein the seed carrying teeth are obliquely arranged on the circumference of the seed containing wheel, the included angle between the inclined surface of the seed carrying teeth and the geometric center line of the cross section of the seed containing wheel is 30-60 degrees, and the included angle between the geometric center line of the seed containing groove and the geometric center line of the cross section of the seed containing wheel is 30-60 degrees.

7. The rice seed quantitative discharging device of claim 6, wherein the angle between the inclined surface with the seed teeth and the geometric center line of the cross section of the seed containing wheel is 45 degrees, and the angle between the geometric center line of the seed containing groove and the geometric center line of the cross section of the seed containing wheel is 35 degrees.

8. The rice seed quantitative discharging device as claimed in claim 7, wherein the seed holding groove is communicated with the vacuum passage and the pressure passage provided on the inner wheel through the passage provided on the seed holding wheel.

9. The rice seed quantitative discharging device of claim 8, wherein the geometric center line of the passage is aligned with the geometric center line of the seed containing groove.

10. The rice seed quantitative discharging device according to claim 9, wherein the cross-sectional shape of the seed receiving groove is circular or elliptical.