Seed selection device for agricultural tests

Abstract

The utility model discloses a seed selection device for agricultural experiments in the technical field of agriculture, which comprises a screening box, an inner cavity is arranged on the inner wall of the screening box, a top end screening plate is obliquely and fixedly connected to the inner wall of the top end of the inner cavity, and a top end guide-out plate is obliquely and fixedly connected to the inner wall of the inner cavity at the bottom end of the top end screening plate. The seed screening device has the advantages that seeds are screened twice through the top end screening plate and the bottom end screening plate in the seed screening device, meanwhile, screened high-quality seeds are guided into the drawer to be collected, and meanwhile, the high-quality seeds are collected through the drawer. The inferior seeds, impurities and the like left after screening of the filtered inferior seeds are discharged through a top end guide-out plate and a bottom end guide-out plate, the discharged impurities are collected through a first collecting tank and a second collecting tank, when the seeds are screened, the seeds needing to be screened are collected through a feeding hopper, and meanwhile, the seeds needing to be screened are discharged through a discharging hopper. The speed of the seeds entering the inner cavity can be adjusted through the adjusting plate, and the screening efficiency is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of agriculture, in particular to a seed selection device for agricultural experiments. Background Art

[0002] Agriculture is an industry that uses the growth and development laws of animals and plants to obtain products through artificial cultivation. Agriculture belongs to the primary industry, and the science that studies agriculture is agronomy. The objects of agricultural labor are living animals and plants, and the products obtained are the animals and plants themselves. Agriculture is a basic industry that provides support for the construction and development of the national economy.

[0003] In agricultural experiments, in order to cultivate excellent crops, it is necessary to screen the crop seeds, so as to select high-quality crop seeds. In the prior art, most crop screening is done manually, and the screening efficiency is low, thereby reducing the efficiency of agricultural experiments. Therefore, the present application proposes a seed selection device for agricultural experiments. Utility Model Content

[0004] The purpose of the utility model is to provide a seed selection device for agricultural experiments, which screens seeds twice through the top screening plate and the bottom screening plate inside, and at the same time, the screened high-quality seeds are introduced into a drawer for collection, and at the same time, the low-quality seeds after filtering are discharged through the top lead-out plate and the bottom lead-out plate, and the remaining low-quality seeds and impurities are discharged, and the discharged impurities are collected through the first collecting trough and the second collecting trough. When screening the seeds, the seeds to be screened are collected through the feed hopper, and at the same time, the speed at which the seeds enter the inner cavity can be adjusted by the adjusting plate to ensure the screening efficiency, so as to solve the problem raised in the above background technology that in the prior art, most crop screening is performed manually, the screening efficiency is low, thereby reducing the efficiency of agricultural experiments.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a seed selection device for agricultural experiments, comprising a screening box, the inner wall of the screening box is provided with an inner cavity, the top inner wall of the inner cavity is obliquely fixedly connected with a top screening plate, the inner wall of the inner cavity located at the bottom end of the top screening plate is obliquely fixedly connected with a top export plate, the inner wall of the inner cavity located at the bottom end of the top export plate is obliquely fixedly connected with a bottom screening plate, the inner wall of the inner cavity located at the bottom end of the top export plate is obliquely fixedly connected with a bottom export plate, the top screening plate and the bottom export plate have the same inclination direction, the top export plate and the top screening plate have the same inclination direction, one side of the top screening plate and the top export plate are not connected to the inner wall of the inner cavity, and the bottom screening plate and the bottom export plate are connected to the inner wall of the inner cavity. The side of the end lead-out plate opposite to the top screening plate is not connected to the inner wall of the inner cavity, the bottom end of the screening box is movably connected with a drawer, the drawer passes through one end of the screening box and is movably connected to the inner cavity, a feed hopper is provided on the top of the screening box, the bottom of the feed hopper is fixedly connected with a connecting pipe, the bottom of the connecting pipe is detachably connected to the top of the screening box on the high point side of the top screening plate, when screening crop seeds, the seeds after the first screening fall onto the bottom screening plate through the gap left between the top screening plate and the top lead-out plate and the inner cavity, and the seeds screened by the bottom screening plate fall onto the drawer through the gap between the bottom screening plate and the bottom lead-out plate and the inner cavity, thereby completing the seed screening operation.

[0006] As a further solution of the utility model: a first through-hole is formed through the outer wall of the screening box which matches the position of one side of the bottom end of the top export plate; a first collecting bucket is fixedly connected to the outer wall of the screening box at the bottom of the first through-hole; a first collecting groove is formed through the top of the first collecting bucket; impurities or inferior seeds that fall after the first screening are collected through the first collecting bucket and the first collecting groove.

[0007] As a further solution of the utility model: a second through-hole is formed through the outer wall of the screening box which matches the position of one side of the bottom end of the bottom export plate; a second collecting bucket is fixedly connected to the outer wall of the screening box at the bottom of the second through-hole; a second collecting groove is formed through the top of the second collecting bucket; impurities or inferior seeds that fall after the second screening are collected through the second collecting bucket and the second collecting groove.

[0008] As a further solution of the utility model: a feed trough is provided on the top inner wall of the feed hopper, and an adjustment plate is movably connected through the inclined side of the connecting pipe close to the bottom end of the top screening plate, and the speed of the screened seeds entering the inner cavity is adjusted by the adjustment plate.

[0009] As a further solution of the utility model: the width distance formed by the bottom export plate, the top screening plate, the top export plate, and the bottom screening plate away from the two ends matches the width distance formed by the inner cavity away from the two ends, ensuring that the seeds can be completely screened.

[0010] As a further solution of the utility model: the outer wall of the screening box close to the drawer is movably connected with a box door through a hinge.

[0011] Compared with the prior art, the utility model has the following beneficial effects: in the utility model, seeds are screened twice by the internal top screening plate and the bottom screening plate, and at the same time, the screened high-quality seeds are introduced into the drawer for collection, and at the same time, the low-quality seeds after filtering are discharged through the top outlet plate and the bottom outlet plate, and the remaining low-quality seeds and impurities are discharged, and the discharged impurities are collected through the first collecting trough and the second collecting trough. When the seeds are screened, the seeds to be screened are collected through the feed hopper, and at the same time, the speed at which the seeds enter the inner cavity can be adjusted by the adjusting plate to ensure the screening efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the main structure of the seed selection device for agricultural experiments of the utility model;

[0013] Figure 2 It is a cross-sectional structural schematic diagram of a screening box in the seed selection device for agricultural experiments of the utility model;

[0014] Figure 3 This utility model is a seed selection device for agricultural experiments Figure 2 A schematic diagram of the structure enlargement at the center A;

[0015] Figure 4 It is a side-view enlarged structural schematic diagram of a feed hopper in a seed selection device for agricultural experiments of the utility model.

[0016] In the figure: 1. screening box; 2. drawer; 3. box door; 4. feed hopper; 5. feed trough; 6. connecting pipe; 7. first collecting hopper; 8. first collecting trough; 9. first through-hole; 10. second collecting hopper; 11. second collecting trough; 12. inner cavity; 13. second through-hole; 14. bottom lead-out plate; 15. top screening plate; 16. top lead-out plate; 17. bottom screening plate; 18. adjusting plate. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0018] The terms "first", "second", etc. in the specification and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than those illustrated or described here, and the objects distinguished by "first", "second", etc. are generally of one type, and the number of objects is not limited. For example, the first object can be one or more. In addition, "and / or" in the specification and claims represents at least one of the connected objects, and the character " / " generally indicates that the objects associated with each other are in an "or" relationship.

[0019] In the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0020] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "set" should be understood in a broad sense, for example, they can be fixedly connected or set, or detachably connected or set, or integrally connected or set. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] See also Figures 1 to 4In the embodiment of the utility model, the seed selection device for agricultural experiments includes a screening box 1, the inner wall of the screening box 1 is provided with an inner cavity 12, the top inner wall of the inner cavity 12 is obliquely fixedly connected with a top screening plate 15, the inner wall of the inner cavity 12 located at the bottom of the top screening plate 15 is obliquely fixedly connected with a top export plate 16, the inner wall of the inner cavity 12 located at the bottom of the top export plate 16 is obliquely fixedly connected with a bottom screening plate 17, the inner wall of the inner cavity 12 located at the bottom of the bottom screening plate 17 is obliquely fixedly connected with a bottom export plate 14, the top screening plate 15 and the bottom export plate 14 have the same inclination direction, the top export plate 16 and the top screening plate 15 have the same inclination direction, one side of the top screening plate 15 and the top export plate 16 are not connected to the inner wall of the inner cavity 12, and the bottom screening plate 17 and the bottom export plate 14 are connected to the inner wall of the inner cavity 12. The opposite side of the top screening plate 15 is not connected to the inner wall of the inner cavity 12, the bottom end of the screening box 1 is movably connected with a drawer 2, the drawer 2 passes through one end of the screening box 1 and is movably connected to the inner cavity 12, a feed hopper 4 is arranged on the top of the screening box 1, a connecting pipe 6 is fixedly connected to the bottom of the feed hopper 4, the bottom of the connecting pipe 6 is detachably connected to the top of the screening box 1 on the high point side of the top screening plate 15, when screening crop seeds, the seeds after the first screening fall onto the bottom screening plate 17 through the gap left between the top screening plate 15 and the top lead-out plate 16 and the inner cavity 12, the seeds screened by the bottom screening plate 17 fall onto the drawer 2 through the gap between the bottom screening plate 17 and the bottom lead-out plate 14 and the inner cavity 12, thereby completing the seed screening operation.

[0022] A first through opening 9 is formed through the outer wall of the screening box 1 which matches the bottom side of the top export plate 16. A first collecting bucket 7 is fixedly connected to the outer wall of the screening box 1 at the bottom of the first through opening 9. A first collecting groove 8 is formed through the top of the first collecting bucket 7. Impurities or inferior seeds that fall after the first screening are collected through the first collecting bucket 7 and the first collecting groove 8.

[0023] A second through opening 13 is formed through the outer wall of the screening box 1 which matches the bottom side of the bottom export plate 14. A second collecting bucket 10 is fixedly connected to the outer wall of the screening box 1 at the bottom of the second through opening 13. A second collecting groove 11 is formed through the top of the second collecting bucket 10. Impurities or inferior seeds that fall after the second screening are collected through the second collecting bucket 10 and the second collecting groove 11.

[0024] A feed trough 5 is provided on the inner wall at the top end of the feed hopper 4, and an adjusting plate 18 is movably connected to the connecting pipe 6 on the inclined side near the bottom end of the top screening plate 15, through which the speed at which the screened seeds enter the inner cavity 12 is adjusted.

[0025] The width distance formed between the bottom export plate 14, the top screening plate 15, the top export plate 16, and the bottom screening plate 17 away from the two ends matches the width distance formed between the inner cavity 12 away from the two ends, ensuring that the seeds can be completely screened.

[0026] The outer wall of the screening box 1 close to the drawer 2 is movably connected with a box door 3 via a hinge.

[0027] The working principle of the utility model is: when using the device, it is only necessary to adjust the adjustment plate 18 to a suitable position, and then place the seeds to be screened into the feed trough 5, and guide the seeds to be screened into the top screening plate 15 through the connecting pipe 6. Because the top screening plate 15 is inclined, and when the seeds fall in, they are at the top of the top screening plate 15, and the seeds will roll to the bottom of the top screening plate 15. At this time, the seeds are screened by the top screening plate 15, and the screened seeds fall into the bottom screening plate 17 through the gap between the top screening plate 15 and the top lead-out plate 16 and the inner cavity 12, and the seeds are screened for the second time by the bottom screening plate 17. The seeds after the second screening fall into the drawer 2 for collection.

[0028] The impurities and inferior seeds remaining after the first and second screenings are discharged through the bottom outlet plate 14 and the top outlet plate 16, and the impurities and inferior seeds after the two screenings are discharged through the first through-port 9 and the second through-port 13 to the first collecting tank 8 and the second collecting tank 11 for collection.

[0029] It should be noted that, in this article, the terms "comprise", "include" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements includes not only those elements, but also includes other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise one..." do not exclude the presence of other identical elements in the process, method, article or device including the element. In addition, it should be pointed out that the scope of the methods and devices in the embodiments of the present application is not limited to performing functions in the order shown or discussed, and may also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved, for example, the described method may be performed in an order different from that described, and various steps may also be added, omitted, or combined. In addition, the features described with reference to certain examples may be combined in other examples.

[0030] The embodiments of the present application are described above in conjunction with the accompanying drawings, but the present application is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the guidance of the present application, ordinary technicians in this field can also make many forms without departing from the purpose of the present application and the scope of protection of the claims, all of which are within the protection of the present application.

Claims

1. A seed selection device for agricultural experiments, comprising a screening box (1), characterized in that: The inner wall of the screening box (1) is provided with an inner cavity (12), the top inner wall of the inner cavity (12) is connected to a top screening plate (15) in an inclined manner, the inner wall of the inner cavity (12) located at the bottom of the top screening plate (15) is connected to a top export plate (16) in an inclined manner, the inner wall of the inner cavity (12) located at the bottom of the top export plate (16) is connected to a bottom screening plate (17) in an inclined manner, the inner wall of the inner cavity (12) located at the bottom of the bottom screening plate (17) is connected to a bottom export plate (14) in an inclined manner, the top screening plate (15) and the bottom export plate (14) have the same inclination direction, the top export plate (16) and the top screening plate (15) have the same inclination direction, One side of the top screening plate (15) and the top outlet plate (16) are not connected to the inner wall of the inner cavity (12); the sides of the bottom screening plate (17) and the bottom outlet plate (14) opposite to the top screening plate (15) are not connected to the inner wall of the inner cavity (12); the bottom end of the screening box (1) is movably connected with a drawer (2); the drawer (2) passes through one end of the screening box (1) and is movably connected to the inner cavity (12); a feed hopper (4) is provided at the top of the screening box (1); a connecting pipe (6) is fixedly connected to the bottom of the feed hopper (4); the bottom of the connecting pipe (6) is detachably connected to the top of the screening box (1) on the high point side of the top screening plate (15).

2. The seed selection device for agricultural experiments according to claim 1, characterized in that: The outer wall of the screening box (1) matching the bottom side of the top lead-out plate (16) is provided with a first through-hole (9), the outer wall of the screening box (1) at the bottom of the first through-hole (9) is fixedly connected with a first collecting bucket (7), and the top of the first collecting bucket (7) is provided with a first collecting groove (8).

3. The seed selection device for agricultural experiments according to claim 1, characterized in that: The outer wall of the screening box (1) matching the bottom side of the bottom outlet plate (14) is provided with a second through-hole (13), the outer wall of the screening box (1) at the bottom of the second through-hole (13) is fixedly connected with a second collecting bucket (10), and the top of the second collecting bucket (10) is provided with a second collecting groove (11).

4. The seed selection device for agricultural experiments according to claim 1, characterized in that: A feed trough (5) is provided on the inner wall at the top end of the feed hopper (4), and an adjustment plate (18) is movably connected to the connecting pipe (6) through the inclined side near the bottom end of the top screening plate (15).

5. The seed selection device for agricultural experiments according to claim 1, characterized in that: The width distance formed between the bottom end lead-out plate (14), the top end screening plate (15), the top end lead-out plate (16), and the bottom end screening plate (17) away from the two ends matches the width distance formed between the inner cavity (12) away from the two ends.

6. The seed selection device for agricultural experiments according to claim 1, characterized in that: The outer wall of the screening box (1) on the side close to the drawer (2) is movably connected to a box door (3) via a hinge.

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