Corn seed reproduction, breeding and pollination device

Abstract

The utility model relates to the technical field of corn breeding assistance, in particular to a corn seed reproduction breeding pollination device which comprises a bearing plate, a screening hopper and a bottom shell, four supporting legs are arranged at the bottom of the bearing plate, four guide rods are arranged in the screening hopper, two screening plates are arranged on the four guide rods in a sliding mode, a shaking mechanism is arranged in the screening hopper, and the bottom shell is arranged on the bottom shell. Discharging windows are formed in the two sides of the screening hopper respectively, sealing pieces are arranged in the discharging windows, a powder discharging pipe is arranged at the bottom of the screening hopper, an adjusting mechanism is arranged on the powder discharging pipe, an externally-lapped protrusion is arranged on the outer wall of the screening hopper, the bottom shell is arranged at the top of the bearing plate, and the externally-lapped protrusion is fixedly connected to the top of the bottom shell. According to the corn pollen screening device, the discharging windows are formed in the two sides of the screening hopper, corn pollen remaining on the screening plates can be cleaned by opening the discharging windows through the sealing pieces, the two screening plates can be shaken through the shaking mechanism, screening holes of the screening plates are prevented from being blocked by the corn pollen, and the screening quality of the corn pollen is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to corn breeding auxiliary technical field, concretely is a corn breeding pollination device. BACKGROUND

[0002] Corn is an annual herbaceous plant of poaceae, also known as bract corn, bract corn stick, maize, pearl corn, etc., and it is originally from Central America and South America, it is an important food crop in the world, and is widely distributed in the United States, China, Brazil and other countries. Corn has been praised as a longevity food, which contains rich protein, fat, vitamins, trace elements, cellulose, etc., and has great potential for developing high-nutrition and high-biological function food. However, due to its complex genetic nature and rich variation, there are some disadvantages in the conventional breeding process, such as long cycle, large variation coefficient and influence on the growth and development of offspring. Therefore, artificial pollination is often needed during corn breeding.

[0003] The utility model discloses a corn breeding pollination device, which is disclosed in Chinese utility model patent No. CN217591754U, including bearing plate, cylinder one, cylinder two, mounting plate, cylinder one is at the top of bearing plate, cylinder one and cylinder two are fixedly connected, and the inside of cylinder one and cylinder two is hollow, the top of cylinder two is provided with a cover plate, the inner wall of cylinder two is symmetrically provided with a limiting groove, the inside of cylinder one is provided with a sliding groove, the sliding groove adopts a conical design, the bottom of bearing plate is provided with supporting feet on four corners, the outer side wall of cylinder two is symmetrically provided with a motor, the motor is provided with a main shaft, and the main shaft extends into the inside of cylinder two, the end of main shaft is provided with a cam, the inside of cylinder two is provided with a sieve plate, the sieve plate is movably and symmetrically arranged in cylinder two, and is inclined.

[0004] However, the above-mentioned patent still has the following shortcomings in actual use: the patent screens the corn ash powder through two sieve plates with opposite inclined directions, but the corn pollen that does not pass through the sieve plate will be retained on the sieve plate, and over time, these corn pollen is easy to block the sieve holes of the sieve plate, reducing the screening quality UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides a corn breeding pollination device to solve the problem of how to improve the screening quality of corn pollen in the above background technology.

[0006] The technical scheme of the utility model is:

[0007] The application discloses a corn breeding pollination device which comprises a bearing plate, a screening hopper and a bottom shell, the bottom of the bearing plate is provided with four supporting legs which are distributed in a rectangular shape, the screening hopper is internally provided with four guide rods which are distributed in a rectangular shape, two symmetrically arranged screening plates are slidably arranged on the four guide rods, the screening plates are arranged in an inclined manner, and the inclined directions of the two screening plates are opposite, the screening hopper is internally provided with a shaking mechanism for driving the two screening plates to shake, the two sides of the screening hopper are respectively provided with discharge windows which are connected with the two screening plates, the discharge windows are internally provided with closing pieces, the bottom of the screening hopper is provided with a powder discharging pipe, the powder discharging pipe is provided with an adjusting mechanism for adjusting the discharging amount of corn pollen, the outer wall of the screening hopper is provided with an outer protrusion, and the bottom shell is arranged on the top of the bearing plate.

[0008] Preferably, the shaking mechanism comprises a rotating shaft, an oval-shaped cam, a motor, upper springs and lower springs, the upper springs and the lower springs are all provided with four, the guide rods are provided with upper connecting plates and lower connecting plates, the two screening plates are located between the upper connecting plates and the lower connecting plates, the rotating shaft is rotationally arranged on the screening hopper and located between the two screening plates, the cam is fixedly connected with the rotating shaft, the motor is horizontally fixedly connected with the outer wall of the screening hopper and fixedly connected with the rotating shaft at the output end, and the upper springs and the lower springs are all sleeved on the guide rods.

[0009] Preferably, the two guide rods are all provided with connecting sleeves which are located between the two screening plates, the connecting sleeves are provided with cantilever arms, and the cantilever arms are provided with limiting columns.

[0010] Preferably, the closing piece is a closing plug which is matched with the discharge window and detachably fixedly connected with the outer wall of the screening hopper.

[0011] Preferably, the two outer walls of the closing plug are both provided with two symmetrically arranged supporting ears, the supporting ears are provided with through holes, the outer wall of the screening hopper is provided with four screw rods which are distributed in a rectangular shape and can pass through the through holes, and the screw rods are screwed with nuts.

[0012] Preferably, the adjusting mechanism comprises an electric push rod and an adjusting baffle, the outer wall of the powder discharging pipe is provided with a horizontal sliding seat which is slidably connected with the adjusting baffle, and the electric push rod is horizontally arranged on the outer wall of the bottom shell and fixedly connected with the tail end of the adjusting baffle at the output end.

[0013] Preferably, the top of the screening hopper is provided with a cover body.

[0014] Compared with the prior art, the corn breeding pollination device has the advantages that

[0015] First, the utility model discloses the discharge window is provided at both sides of the screening hopper, and the corn pollen that can be cleaned on the screen plate is opened to the discharge window through the closure, and the two screen plates can be shaken through the shaking mechanism, so that the screen hole of the screen plate is prevented from being blocked by the corn pollen, and the screening quality of the corn pollen is improved.

[0016] Second, the utility model discloses the cooperation between motor, pivot, cam, upper spring and lower spring can drive two screen plates to shake continuously, so that the efficiency of screening is improved, and the screen hole of the screen plate is prevented from being blocked. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the three-dimensional structure schematic view of the corn breeding pollination device of the utility model;

[0018] Figure 2 It is the partial structure schematic of the corn breeding pollination device of the utility model Figure One ;

[0019] Figure 3 It is the partial structure schematic of the corn breeding pollination device of the utility model Figure Two ;

[0020] Figure 4 It is the partial sectional view of the corn breeding pollination device of the utility model.

[0021] In the drawing:

[0022] 1, bearing plate;11, support foot;2, screening hopper;21, guide rod;211, upper connecting plate;212, lower connecting plate;213, connecting sleeve;214, cantilever;215, limiting column;22, screen plate;23, discharge window;24, powder outlet pipe;25, outer protrusion;26, screw;261, nut;27, cover;3, bottom shell;4, shaking mechanism;41, pivot;42, cam;43, motor;44, upper spring;45, lower spring;5, adjusting mechanism;51, electric push rod;52, adjusting baffle;53, horizontal slide;6, closed plug-in block;61, lug. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0024] Please refer toFigures 1-4 The utility model discloses in the following embodiment to detail the above technical scheme:

[0025] A corn breeding pollination device, including bearing plate 1, screening hopper 2 and bottom shell 3, the bottom of bearing plate 1 is equipped with four rectangular distribution's support foot 11, screening hopper 2 is equipped with four rectangular distribution's guide rod 21, two symmetrical screening plate 22 that are set up are slid on four guide rods 21, screening plate 22 is inclined to set up, and the inclination direction of two screening plate 22 is opposite, screening hopper 2 is equipped with the shaking mechanism 4 for driving two screening plate 22 and is shaken, the both sides of screening hopper 2 are equipped with the discharge window 23 of the link of two screening plate 22 respectively, the discharge window 23 is equipped with closure piece, the bottom of screening hopper 2 is equipped with the powder outlet pipe 24, the powder outlet pipe 24 is equipped with the adjusting mechanism 5 for adjusting corn pollen discharge capacity, the outer wall of screening hopper 2 is equipped with outer protruding 25, bottom shell 3 sets up at the top of bearing plate 1, and outer protruding 25 is fixedly connected at the top of bottom shell 3.

[0026] The utility model discloses setting up the discharge window 23 at the both sides of screening hopper 2, can clean the corn pollen that remains on screening plate 22 by closing discharge window 23 through closure piece, can shake two screening plate 22 through shaking mechanism 4, avoid that corn pollen jams the screen hole of screening plate 22, has improved the screening quality of corn pollen.

[0027] Shaking mechanism 4 includes pivot 41, the cam 42 of section oval, motor 43, upper spring 44 and lower spring 45, upper spring 44 and lower spring 45 are all equipped with four, guide rod 21 is equipped with upper connecting plate 211 and lower connecting plate 212, two screening plate 22 are located between upper connecting plate 211 and lower connecting plate 212, pivot 41 rotationally sets up on screening hopper 2, and pivot 41 is located between two screening plate 22, cam 42 is fixedly connected on pivot 41, motor 43 is horizontally fixedly connected on the outer wall of screening hopper 2, and the output end of motor 43 is fixedly connected with pivot 41, upper spring 44 and lower spring 45 are all set on guide rod 21, and the both ends of upper spring 44 respectively with upper connecting plate 211 and the top of screening plate 22 located above abut, and the both ends of lower spring 45 respectively with lower connecting plate 212 and the bottom of screening plate 22 located below abut.

[0028] Motor 43 drives the rotation of cam 42, and the large diameter side of cam 42 gradually abuts two screening plate 22 and moves, one screening plate 22 moves upwards on four guide rods 21, and the other screening plate 22 moves downwards on four guide rods 21, and then upper spring 44 and lower spring 45 are compressed, when the small diameter of cam 42 replaces the position of the large diameter side of cam 42 and abuts screening plate 22, the elastic force of upper spring 44 and the elastic force of lower spring 45 drive two screening plate 22 to move relatively, and the two screening plate 22 form stable shaking in this way.

[0029] Two guide rods 21 are provided with connecting sleeves 213 between the two screen plates 22, the connecting sleeves 213 are provided with cantilever arms 214, the cantilever arms 214 are provided with limiting columns 215, the limiting columns 215 limit the distance between the two screen plates 22, and the limiting columns 215 also act as knocking bodies, and the screen plates 22 can knock the limiting columns 215 to form shaking.

[0030] The closing piece is a closing plug-in block 6 matched with the discharge window 23, the closing plug-in block 6 is detachably fixedly connected to the outer wall of the screening hopper 2, and the closing plug-in block 6 can be plugged into the discharge window 23 to close the discharge window 23.

[0031] The two outer walls of the closing plug-in block 6 are provided with two symmetrical supporting ears 61, the supporting ears 61 are provided with through holes, the outer wall of the screening hopper 2 is provided with four screws 26 which are distributed in a rectangular shape and can pass through the through holes, and the screws 26 are screwed with nuts 261, so that the closing plug-in block 6 can be stably fixed to avoid accidental falling of the closing plug-in block 6.

[0032] The adjusting mechanism 5 includes an electric push rod 51 and an adjusting baffle 52, the outer wall of the powder outlet pipe 24 is provided with a horizontal sliding seat 53 which is in sliding cooperation with the adjusting baffle 52, the electric push rod 51 is horizontally arranged on the outer wall of the bottom shell 3, and the output end of the electric push rod 51 is fixedly connected with the tail end of the adjusting baffle 52; the electric push rod 51 can drive the adjusting baffle 52 to move, so as to change the opening area of the powder outlet pipe 24, that is, the pollination amount of the corn pollen is adjusted.

[0033] The top of the screening hopper 2 is provided with a cover 27, which can close the top of the screening hopper 2 to avoid accidental spattering of corn pollen from the screening hopper 2 during screening.

[0034] Working principle: when we need to pollinate corn, first open the cover 27, put the corn pollen into the screening hopper 2, then cover the cover 27, then start the motor 43, the motor 43 drives the rotating shaft 41 to rotate, the rotating shaft 41 drives the cam 42 to rotate, and the cam 42 cooperates with the upper spring 44 and the lower spring 45 to drive the two screen plates 22 to continuously shake, which not only speeds up the screening efficiency, but also avoids the clogging of the screen holes of the screen plates 22, and the corn pollen passing through the screen holes of the two screen plates 22 can be discharged from the powder outlet pipe 24, after screening, remove the two closing plug-in blocks 6, then the corn pollen remaining on the screen plates 22 can be quickly cleaned through the discharge window 23.

Claims

1. A corn seed breeding and pollination device, characterized in that: The system includes a load-bearing plate (1), a screening hopper (2), and a bottom shell (3). The load-bearing plate (1) has four rectangularly distributed support feet (11) at its bottom. The screening hopper (2) has four rectangularly distributed guide rods (21) inside. Two symmetrically arranged screen plates (22) slide on the four guide rods (21). The screen plates (22) are inclined, and the inclination directions of the two screen plates (22) are opposite. The screening hopper (2) has a shaking mechanism (4) for driving the two screen plates (22) to shake. The screening hopper (2) has discharge windows (23) on both sides that are connected to two screen plates (22). The discharge windows (23) are equipped with a sealing element. The bottom of the screening hopper (2) is equipped with a powder discharge pipe (24). The powder discharge pipe (24) is equipped with an adjustment mechanism (5) for adjusting the amount of corn pollen discharged. The outer wall of the screening hopper (2) is equipped with an outer protrusion (25). The bottom shell (3) is set on the top of the load-bearing plate (1). The outer protrusion (25) is fixedly connected to the top of the bottom shell (3).

2. The maize seed breeding and pollination device according to claim 1, characterized in that: The shaking mechanism (4) includes a rotating shaft (41), an elliptical cam (42), a motor (43), an upper spring (44), and a lower spring (45). Four upper springs (44) and four lower springs (45) are provided. An upper connecting plate (211) and a lower connecting plate (212) are provided on the guide rod (21). The two screen plates (22) are located between the upper connecting plate (211) and the lower connecting plate (212). The rotating shaft (41) is rotatably mounted on the screening hopper (2), and the rotating shaft (41) is located between the two screen plates (22). In between, the cam (42) is fixedly connected to the rotating shaft (41), the motor (43) is horizontally fixedly connected to the outer wall of the screening hopper (2), and the output end of the motor (43) is fixedly connected to the rotating shaft (41). The upper spring (44) and the lower spring (45) are both sleeved on the guide rod (21). The two ends of the upper spring (44) abut against the upper connecting plate (211) and the top of the screen plate (22) located above, respectively. The two ends of the lower spring (45) abut against the lower connecting plate (212) and the bottom of the screen plate (22) located below, respectively.

3. The maize seed breeding and pollination device according to claim 2, characterized in that: Each of the two guide rods (21) is provided with a connecting sleeve (213), the connecting sleeve (213) is located between the two screen plates (22), the connecting sleeve (213) is provided with a cantilever (214), and the cantilever (214) is provided with a limiting post (215).

4. The maize seed breeding and pollination device according to claim 1, characterized in that: The closure is a closure plug-in block (6) that matches the discharge window (23), and the closure plug-in block (6) is detachably fixed to the outer wall of the screening hopper (2).

5. The maize seed breeding and pollination device according to claim 4, characterized in that: The closed plug-in block (6) has two symmetrically arranged support ears (61) on both outer walls. The support ears (61) have through holes. The outer wall of the screening hopper (2) has four rectangularly distributed screws (26) that can pass through the through holes. The screws (26) are screwed with nuts (261).

6. The maize seed breeding and pollination device according to claim 1, characterized in that: The adjustment mechanism (5) includes an electric push rod (51) and an adjustment baffle (52). The outer wall of the powder outlet pipe (24) is provided with a horizontal slide seat (53) that slides with the adjustment baffle (52). The electric push rod (51) is horizontally arranged on the outer wall of the bottom shell (3), and the output end of the electric push rod (51) is fixedly connected to the tail end of the adjustment baffle (52).

7. The maize seed breeding and pollination device according to claim 1, characterized in that: The top of the screening hopper (2) is provided with a cover (27).

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