CN215390710U

CN215390710U - Screening device for agricultural planting seeds

Info

Publication number: CN215390710U
Application number: CN202121793752.XU
Authority: CN
Inventors: 李桂生; 刘荣华; 黄世昌
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2022-01-04
Anticipated expiration: 2031-08-03

Abstract

The utility model relates to the technical field of seed screening, and discloses an agricultural planting seed screening device which comprises a screening frame; the screening frame is fixedly provided with a support at the periphery, the top end of the support is provided with an air separation box, the top of the air separation box is provided with a hopper, and the right end of the air separation box is provided with a blower; supporting seats are installed at four corners inside the screening frame, springs are installed at the tops of the supporting seats, a screening plate is fixedly installed at the top of each spring, and vibrating motors are installed on two sides of the bottom of the screening plate. The utility model can blow out lighter impurities in seeds or the seeds with lighter weight due to damage by the blower, and can drive the sieve plate to vibrate by the vibration motor to sieve out the impurities with smaller particle size or stones and the like in the seeds.

Description

Screening device for agricultural planting seeds

Technical Field

The utility model relates to the technical field of seed screening, in particular to a screening device for agricultural planting seeds.

Background

At present, in order to ensure the survival rate of crops before agricultural planting, the planted seeds are often required to be screened, and a seed screening device is often used in screening, but the existing agricultural planting seed screening device has some defects, such as defects;

a farming seed sieving mechanism that bulletin number is (CN213255725U), the device do the horizontal migration that relapses steadily in the spout through setting up the slider, the sieve just can filter the seed steadily, prevents that the sieve from shaking because of acutely and making the seed drop from the sieve, and this kind of farming seed sieving mechanism is very convenient to sieve removal stable mode, and effect on stable ground is obvious, promotes the effect of screening, but the device still has following shortcoming:

the device can't sieve out the small unqualified seed of granule and stone when using, and the fan does not have protective structure to both sides when blowing to the seed, and the seed easily spatters the outside when blowing, influences the reliability of collecting, can't influence the screening quality when the unloading is very fast according to the regulation fan rotational speed of the unloading speed self-adaptation of seed simultaneously.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an agricultural planting seed screening device, which solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: an agricultural planting seed screening device comprises a screening frame;

the screening frame is fixedly provided with a support at the periphery, the top end of the support is provided with an air separation box, the top of the air separation box is provided with a hopper, and the right end of the air separation box is provided with a blower;

supporting seats are installed at four corners inside the screening frame, springs are installed at the tops of the supporting seats, screening plates are fixedly installed at the tops of the springs, and vibrating motors are installed on two sides of the bottoms of the screening plates;

infrared correlation sensor is installed to the inside top both sides of winnowing box, control module is installed at winnowing box right side top.

In a preferred embodiment of the utility model, a discharge hole is arranged at the top of the winnowing box.

In a preferred embodiment of the present invention, the left end of the winnowing box is provided with a trash outlet.

In a preferred embodiment of the utility model, the bottom end of the hopper is communicated with the winnowing box.

In a preferred embodiment of the present invention, a gate is installed at the bottom of the hopper.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the agricultural planting seed screening device, light sundries in seeds or the seeds with light weight due to damage can be blown out through the air blower, the sieve plate can be driven to vibrate through the vibration motor to screen out sundries with small particle size or stones and the like in the seeds, the screening function is stronger, the screening quality is higher, the speed is higher, the sundries and the unqualified seeds can be effectively removed, the operation is simple and convenient, and the time and the labor are saved.

2. According to the agricultural planting seed screening device, the feeding speed of seeds is detected through the infrared correlation sensor, and the control module controls the air blower to adjust the corresponding air volume, so that the condition that the screening is insufficient due to high feeding speed and low air speed of the air blower is avoided, the screening quality is improved, automatic adjustment can be realized, and the air speed adjustment is more accurate and reliable.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic front view of a seed screening apparatus for agricultural planting according to the present invention;

FIG. 2 is a schematic cross-sectional view of a screening frame of the agricultural planting seed screening apparatus of the present invention;

FIG. 3 is a schematic view of the internal structure of an air separation box of the agricultural planting seed screening device of the present invention.

In the figure: 1. a screening rack; 2. a support; 3. a winnowing box; 4. a hopper; 5. a gate; 6. a sundry outlet; 7. a discharge port; 8. a blower; 9. a control module; 10. a supporting seat; 11. a spring; 12. a sieve plate; 13. a vibration motor; 14. an infrared correlation sensor.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing and simplifying the description, but do not indicate or imply that the referred device or element must have a specific type and a simplified description, and that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: an agricultural planting seed screening device comprises a screening frame 1;

a support 2 is fixedly arranged around the screening frame 1, an air separation box 3 is arranged at the top end of the support 2, a hopper 4 is arranged at the top of the air separation box 3, and a blower 8 is arranged at the right end of the air separation box 3;

four corners inside the screening frame 1 are provided with supporting seats 10, the top of each supporting seat 10 is provided with a spring 11, the top of each spring 11 is fixedly provided with a screen plate 12, and two sides of the bottom of each screen plate 12 are provided with vibrating motors 13;

infrared correlation sensor 14 is installed to the inside top both sides of winnowing box 3, control module 9 is installed at winnowing box 3 right side top.

In this embodiment (please refer to fig. 1, fig. 2 and fig. 3), lighter sundries in the seeds or the seeds with lighter weight due to damage can be blown out through the blower 8, the sieve plate 12 can be driven to vibrate through the vibrating motor 13 to sieve out the sundries with smaller particle size or with unqualified particles or stones in the seeds, the screening functionality of the device is stronger, the screening quality is higher, the speed is higher, the sundries and the unqualified seeds can be effectively eliminated, the operation is simple and convenient, the device is time-saving and labor-saving, the blanking speed of the seeds is detected through the infrared correlation sensor 14, the blower 8 is controlled by the control module 9 to adjust the corresponding air volume, the situation that the blanking speed is fast and the air speed of the blower 8 is slow to cause insufficient screening is avoided, the screening quality is improved, the adjustment can be automated, and the air speed adjustment is more accurate and reliable.

In this embodiment (see fig. 1), a discharge port 7 is installed at the top of the winnowing box 3, and the seeds can fall into the screening rack 1 through the discharge port 7 after winnowing.

In this embodiment (see fig. 1), the left end of the winnowing box 3 is provided with a sundries outlet 6, and unqualified seeds and light sundries can be discharged conveniently through the sundries outlet 6 during winnowing.

In this embodiment (see fig. 1), the bottom end of the hopper 4 is communicated with the winnowing box 3, and the seeds can fall into the winnowing box 3 from the hopper 4 through the communication between the hopper 4 and the winnowing box 3.

In this embodiment (see fig. 1), a gate 5 is installed at the bottom of the hopper 4, and the gate 5 is used to facilitate the discharging of the hopper 4 and the control of the discharging size.

The utility model relates to an agricultural planting seed screening device, which comprises a screening frame 1; 2. a support; 3. a winnowing box; 4. a hopper; 5. a gate; 6. a sundry outlet; 7. a discharge port; 8. a blower; 9. a control module; 10. a supporting seat; 11. a spring; 12. a sieve plate; 13. a vibration motor; 14. the infrared correlation sensor, the part is the general standard component or the part known by the technicians in this field, its structure and principle are all known by the technicians through the technical manual or through the routine experimental method, when using, firstly, the seeds are stored through the hopper, then the blower 8 and the vibrating motor 13 can be opened, then the gate 5 is opened, the seeds can fall into the winnowing box 3 freely, the lighter impurities or the seeds with the reduced quality can be blown out through the blower 8, the discharge of the bad seeds or impurities can be realized through the impurity outlet 6, the qualified seeds can fall into the screening frame 1 through the discharge outlet 7 and are placed on the screening plate 12, then the vibrating motor 13 can drive the screening plate 12 to vibrate, the unqualified seeds with smaller grain diameter or the impurities such as stones can be screened out, the qualified seeds after screening can be discharged through the right side of the screening frame 1, open the unloading speed that the size can control the seed through gate 5, and can real-time supervision seed whereabouts volume through infrared correlation sensor 14, seed unloading volume also can the grow when gate 5 opens great, and infrared correlation sensor 14 can give control module 9 with monitoring data transmission this moment, carries out the regulation of corresponding amount of wind by control module 9 control air-blower 8 again, avoids unloading speed fast and air-blower 8 wind speed to cause the insufficient condition of screening slowly.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An agricultural planting seed screening device is characterized by comprising a screening frame (1);

the screening frame (1) is fixedly provided with a support (2) at the periphery, the top end of the support (2) is provided with a winnowing box (3), the top of the winnowing box (3) is provided with a hopper (4), and the right end of the winnowing box (3) is provided with an air blower (8);

supporting seats (10) are installed at four corners in the screening frame (1), springs (11) are installed at the tops of the supporting seats (10), a screening plate (12) is fixedly installed at the top of each spring (11), and vibrating motors (13) are installed on two sides of the bottom of each screening plate (12);

infrared correlation sensor (14) are installed to inside top both sides of winnowing box (3), control module (9) are installed at winnowing box (3) right side top.

2. The agricultural plantation seed screening apparatus of claim 1, wherein: and a discharge hole (7) is arranged at the top of the winnowing box (3).

3. The agricultural plantation seed screening apparatus of claim 1, wherein: the left end of the winnowing box (3) is provided with a sundry outlet (6).

4. The agricultural plantation seed screening apparatus of claim 1, wherein: the bottom end of the hopper (4) is communicated with the winnowing box (3).

5. The agricultural plantation seed screening apparatus of claim 1, wherein: and a gate (5) is arranged at the bottom of the hopper (4).