CN217546915U

CN217546915U - Corn pollination auxiliary device

Info

Publication number: CN217546915U
Application number: CN202221856539.3U
Authority: CN
Inventors: 张连芝; 张敏
Original assignee: People's Government Of Chaihudian Town Ningjin County
Current assignee: People's Government Of Chaihudian Town Ningjin County
Priority date: 2022-07-19
Filing date: 2022-07-19
Publication date: 2022-10-11
Anticipated expiration: 2032-07-19

Abstract

The utility model discloses a maize pollination auxiliary device, provide device, inlet chamber, undergauge, spray tube, mixing chamber, choke, diffusion chamber, pollen container, inhale powder pipe and handle including the negative pressure. Wherein: the negative pressure providing device, the air inlet chamber, the reducing pipe and the spray pipe are sequentially connected, and one end of the spray pipe is connected with the end, with the smaller caliber, of the reducing pipe. The spray pipe, the mixing chamber, the throat pipe and the diffusion chamber are sequentially connected, and the other end of the spray pipe extends into the mixing chamber. The pollen container is connected to the bottom surface of the mixing chamber, the powder suction pipe is vertically and hermetically fixed to the bottom surface of the mixing chamber, the lower end of the powder suction pipe is located in the pollen container, and the upper end of the powder suction pipe is located at an outlet of the spray pipe; the handle is fixedly connected to the bottom of the air inlet chamber. Foretell pollination auxiliary device can utilize the negative pressure to absorb evenly distributed in the air current after the pollen before applying the pollen to the maize filament, the even pollination of being convenient for, and showing and reducing intensity of labour, improved pollination efficiency.

Description

Corn pollination auxiliary device

Technical Field

The utility model relates to a maize pollination field especially relates to a maize pollination auxiliary device.

Background

The information disclosed in the following background is only for enhancement of understanding of the general background of the invention and is not necessarily to be construed as an admission or any form of suggestion that this information constitutes prior art that is already known to a person of ordinary skill in the art.

Pollination is a necessary process for crop fruiting, a process of transferring pollen from anthers to stigma is a pollination process, and fruits can be produced only by crops after pollination is successful, so that the crop pollination is very important for agricultural production. However, the natural pollination is greatly influenced by the environment, and the poor natural pollination of the crops is easily caused when the conditions such as drought or continuous rainy weather are met, so that the yield of the crops is reduced. Along with the development of science and technology, the technique of artificial pollination has appeared gradually, and its mode through artifical supplementary pollination can solve the problem that causes the pollination badly because of the natural pollination condition is not enough betterly, ensures crop output.

Corn is an important economic crop in China, and like other plants, the problem of reduced yield can be encountered when the corn is in poor pollination. The traditional mode of carrying out artificial pollination on the corn is to collect pollen manually firstly, and then spread the dipped pollen on the corn filaments by utilizing tools such as a brush and the like, thus completing the artificial pollination. However, in the process of long-term agronomic research work carried out by the inventor, the pure artificial pollination mode has the problems of low efficiency, high labor intensity, influence on pollination quality due to uneven pollination and the like.

SUMMERY OF THE UTILITY MODEL

The utility model provides a maize pollination auxiliary device, the device not only can pollinate more evenly, can carry out the collection of pollen moreover, have effectively reduced staff's intensity of labour, have improved pollination efficiency. In order to achieve the above purpose, the utility model adopts the technical scheme as follows.

A corn pollination assist device, comprising: negative pressure providing device, air inlet chamber, reducing pipe, spray pipe, mixing chamber, choke, diffusion chamber, pollen container, powder suction pipe and handle. Wherein: the negative pressure providing device, the air inlet chamber, the reducing pipe and the spray pipe are sequentially connected, and one end of the spray pipe is connected with the end with the smaller caliber of the reducing pipe, so that the air flow sent into the air inlet chamber by the negative pressure providing device is compressed through the reducing pipe, and the jet speed of the air flow is increased. The spray pipe, the mixing chamber, the throat pipe and the horn-shaped diffusion chamber are sequentially connected, the other end of the spray pipe extends into the mixing chamber, the pipe diameter of the throat pipe is smaller than the cross-sectional dimensions of the mixing chamber and the diffusion chamber, and the caliber of the spray pipe is smaller than the cross-sectional dimension of the mixing chamber. The pollen container is connected on the bottom surface of the mixing chamber, the powder suction pipe is vertically fixed on the bottom surface of the mixing chamber in a sealing manner, the lower end of the powder suction pipe is positioned in the pollen container, and the upper end of the powder suction pipe is positioned at the outlet of the spray pipe so as to utilize the air flow sprayed by the spray pipe to suck pollen in the pollen container into the mixing chamber through the powder suction pipe to be mixed with the air flow. The handle is fixedly connected to the bottom of the air inlet chamber so as to be convenient to hold.

Further, the negative pressure providing device includes: barrel, motor, flabellum. Wherein: the outlet of the cylinder is connected with the air inlet chamber, the motor is fixed in the cylinder, and the fan blades are connected to a motor shaft of the motor so as to suck outside air into the cylinder by utilizing the rotation of the fan blades and then send the air into the mixing chamber.

Furthermore, the motor is connected with a power supply arranged in the inner cavity of the handle, and a power switch is arranged on the outer wall of the handle so as to control the opening and closing of the motor. And a charging interface connected with a power supply is fixed on the outer wall of the handle.

Furthermore, a connecting port is formed in the bottom surface of the mixing chamber, the upper port of the pollen container is detachably connected to the connecting port, and the lower end of the pollen suction pipe penetrates through the connecting port and then extends to the bottom of the pollen container, so that pollen in the pollen container can be fully extracted, and the residual of pollen in the pollen container is reduced.

Furthermore, the bottom of the pollen container is arc concave so as to collect pollen and reduce the residue of the pollen in the pollen container after use.

Furthermore, the upper port of the pollen container is connected to the connecting port in a threaded manner, so that the pollen container can be conveniently disassembled and assembled.

Further, the upper end opening of the powder suction pipe is arranged close to the bottom of the outlet of the spray pipe, so that pollen in the pollen container can be quickly sucked into the mixing chamber to be mixed with the airflow.

Furthermore, the lower port of the pollen suction pipe is in a horn shape, so that the pollen suction range is enlarged.

Further, set up the filter screen in the air inlet chamber, just the filter screen is vertical to be set up between the both ends mouth of air inlet chamber to separate the inner chamber of air inlet chamber for two parts, so that utilize the negative pressure to provide the device and carry out the collection of pollen.

Further, can dismantle between the one end terminal surface of spray tube and mixing chamber and be connected, so that will the utility model discloses a pollination auxiliary device is dismantled from the spray tube and is come, carries out pollen and collects to the pollen that will collect passes through the filter screen interception in the air inlet chamber.

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

(1) The utility model discloses the maize pollination auxiliary device of example can inhale the air inlet chamber with the air in the external world through the negative pressure that the device provided is provided through the negative pressure, then become after the reducing pipe compression for the pressurization air current with higher speed, then utilize this pressurization accelerating air current spun in the twinkling of an eye the pollen of inhaling in the pollen container low-pressure area of the formation of port department on the pollen pipe inhales the mixing chamber, the air current of carrying pollen can take place the diffusion after spouting into the bigger mixing chamber of volume, thereby make pollen intensive mixing pressurize again in the air current and along with the air current entering choke with higher speed, be convenient for carry away pollen, make air current decompression deceleration in the bigger diffusion chamber of last entering volume, take place the diffusion once more, thereby make pollen can be even, apply to the maize silk in large area, and in pollination auxiliary device's supplementary lower intensity of labour that helps showing and reduce staff, improve pollination efficiency.

(2) The utility model discloses the maize pollination auxiliary device of example is still set up the filter screen in the air inlet chamber, and will the spray tube sets up to dismantling with the mixing chamber and is connected, thereby can with pollination auxiliary device is dismantled from the spray tube and is come to utilize the negative pressure that the negative pressure provided the device and provide, follow pollen the spray tube is inhaled and is carried out pollen and collect to the pollen that will collect passes through the filter screen interception in the air inlet chamber. After collection, the pollen is poured out from the air inlet chamber and transferred into a pollen container for pollination. It can be seen that the utility model discloses a maize pollination auxiliary device has the function of pollination and automatic collection pollen concurrently to can replace pure manual collection pollen, show reduction staff's intensity of labour, improve pollen collection efficiency.

Drawings

The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.

Fig. 1 is the embodiment of the utility model discloses an in the embodiment the structural sketch of maize pollination auxiliary device.

Fig. 2 is a cross-sectional view of the middle corn pollination auxiliary device of the utility model.

The scores in the above figures represent: 1-negative pressure providing device, 101-cylinder, 102-motor, 103-fan blade, 104-power supply, 105-power supply switch, 2-air inlet chamber, 3-reducing pipe, 4-spray pipe, 5-mixing chamber, 501-connector, 6-throat pipe, 7-diffusion chamber, 8-pollen container, 9-powder suction pipe, 10-handle and 11-filter screen.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

For convenience of description, if the words "upper", "lower", "left" and "right" appear in the present invention, they are only used to indicate the correspondence with the upper, lower, left and right directions of the drawings, and they do not limit the structure, but are only used for convenience of description and simplified description. The corn pollination auxiliary device of the utility model is further described by combining the drawings and the specific embodiment of the specification.

Referring to fig. 1 and 2, there is illustrated a corn pollination assistance device comprising: the negative pressure supply device comprises a negative pressure supply device 1, an air inlet chamber 2, a reducing pipe 3, a spray pipe 4, a mixing chamber 5, a throat pipe 6, a diffusion chamber 7, a pollen container 8, a powder suction pipe 9 and a handle 10. Wherein:

as for the negative pressure providing device 1, it mainly includes: cylinder 101, motor 102, fan blade 103. Wherein: the cylinder 101 is a cylinder with openings at two ends, the motor 102 is fixed at the axis in the inner cavity of the cylinder 101, the fan blade 103 is connected to the motor shaft of the motor 102, so that the motor 102 is used for driving the fan blade 103 to rotate, further, outside air is sucked into the cylinder 101, and the fan blade 103 can be used for reversely rotating to suck air from the cylinder 101 and exhaust air from the cylinder 101.

The air inlet chamber 2 is a cylinder with two open ends, and the left end of the air inlet chamber 2 is connected with the right end of the cylinder 101. The reducing pipe 3 is a tapered pipe/reducing pipe which continuously reduces the diameter from a left port with larger pipe diameter to a right port with smaller pipe diameter, and the left port of the reducing pipe 3 is connected with the right port of the air inlet chamber 2. The right port of the reducing pipe 3 is connected with the left port of the spray pipe 4, and the diameter of the spray pipe 4 is the same as that of the right port of the reducing pipe 3.

And the mixing chamber 5 is a circular pipe with a closed left end, and the pipe diameter of the mixing chamber is larger than that of the reducing pipe 3. The right end opening of the spray pipe 4 is inserted into the mixing chamber 5, and the outer wall of the spray pipe 4 is connected with the left end surface of the mixing chamber 5 in a sealing mode. The right port of the mixing chamber 5 is a reducer pipe with the pipe diameter gradually reduced, the pipe diameter of the throat pipe 6 is the same as that of the right port of the mixing chamber 5, the left port of the throat pipe 6 is connected with the right port of the mixing chamber 5, and the diffusion chamber 7 is in a horn shape and is connected with the right port of the throat pipe 6.

The mixing chamber 5 has a connection port 501 on the bottom surface and a screw thread on the inner surface of the sidewall. The pollen container 8 is used for containing pollen, the upper end opening of the pollen container is a threaded opening, and the upper end opening of the pollen container 8 is connected to the connecting opening 501 through threads, so that the pollen container 8 can be conveniently disassembled, assembled and replaced.

The powder suction pipe 9 is a straight pipe and is vertically and hermetically fixed on the bottom surface of the mixing chamber 5, and the lower end of the powder suction pipe 9 extends to the bottom of the pollen container 8 after passing through the connecting port 501, so that the pollen in the pollen container 8 can be more fully extracted, and the residual pollen in the pollen container 8 can be reduced. The upper port of the powder suction pipe 9 is arranged close to the bottom of the outlet/right port of the spray pipe 4, so that the pollen in the pollen container 8 can be sucked into the mixing chamber 5 to be mixed with the air flow quickly.

The handle 10 is fixedly attached to the bottom of the inlet chamber 2 for gripping. The motor 102 is connected to a power source 104 disposed in the inner cavity of the handle 10, and a power switch 105 is disposed on the outer wall of the handle 10 to control the on/off of the motor 102. The power source 104 is a rechargeable battery, and a charging interface connected with the rechargeable battery, such as a USB interface and a Type-C interface, is fixed on the outer wall of the handle 10.

In a more specific embodiment, in the corn pollination auxiliary device exemplified by the embodiment, the inner diameter of the air inlet chamber 2 is 5 to 7cm, and the length of the air inlet chamber is 4 to 6 cm. The inner diameter of the left end opening of the reducing pipe 3 is the same as the inner diameter of the air inlet chamber 2, the inner diameter of the right end opening of the reducing pipe 3 is selectable from 3 to 4cm, and the length of the reducing pipe 3 is selectable from 2 to 3 cm. The inner diameter of the spray pipe 4 is the same as that of the reducing pipe 3, the length of the spray pipe 4 is selectable from 3cm to 4cm, and the length of the spray pipe 4 extending into the mixing chamber 5 is selectable from 1cm to 2cm. The pipe diameter of the mixing chamber 5 is 4 to 5cm, and the length of the mixing chamber is 4 to 6 cm. The pipe diameter of the throat pipe 6 is the same as that of the right port of the mixing chamber 5, the throat pipe can be selected from 2 to 3cm, and the length of the throat pipe 6 ranges from 3 to 5cm. The diameter of a left port of the diffusion chamber 7 is selectable from 2 to 3cm, the diameter of a right port of the diffusion chamber 7 is selectable from 5 to 6cm, and the length of the diffusion chamber 7 is selectable from 2 to 3cm. The pipe diameter of the powder suction pipe 9 is selectable from 0.5 to 0.8cm, and the length of the powder suction pipe is selectable from 6 to 10cm. The distance between the lower end opening of the powder suction pipe 9 and the bottom surface of the pollen container 8 is selectable from 0.5 to 1cm.

When pollination is carried out, a worker holds the handle 10, then presses the power switch 105 to enable the motor 102 to work, further drives the fan blades 103 to rotate to suck outside air into the air inlet chamber 2, then the air is compressed through the reducing pipe 3 to form pressurized accelerated airflow, then the pollen in the pollen container is sucked into the mixing chamber 5 through a low-pressure area (the airflow rate is higher and the corresponding air pressure is lower) formed at the upper end opening of the pollen suction pipe 9 at the moment when the pressurized accelerated airflow is sprayed out of the spray pipe 4, the airflow carrying the pollen is diffused after entering the mixing chamber 5 with a larger volume, so that the pollen is fully mixed in the airflow and enters the throat pipe 6 along with the airflow to be pressurized and accelerated again, the pollen is carried out, and finally the pollen enters the diffusion chamber 7 with the diameter larger than the throat pipe 6 to reduce the pressure and speed of the airflow and is diffused again, and the pollen can be uniformly sprayed on the corn silks in a large area. After pollination is finished, the power switch 105 can be closed, or when other corns need to be transferred to for pollination in the midway, the power switch 105 can be closed, and the corn pollination can be started again when the corn needs to be pollinated. In addition, can see, under pollination auxiliary device's supplementary, can effectively reduce staff's intensity of labour, improve pollination efficiency.

With continued reference to fig. 2, in another preferred embodiment, the bottom of the pollen container 8 in the corn pollination assisting device exemplified by the above embodiment is arc-shaped concave, so that when the pollen in the pollen container 8 is less, the pollen can automatically gather at the center of the arc-shaped concave under the action of the arc-shaped concave bottom, thereby facilitating the suction of the pollen by the pollen suction pipe 9 and reducing the residue of the pollen in the pollen container 8.

With continued reference to fig. 2, in another preferred embodiment, the lower port of the pollen suction pipe 9 in the corn pollination assisting device exemplified by the above embodiment is flared to increase the suction range of pollen.

With continued reference to fig. 2, in another preferred embodiment, in the corn pollination assisting device exemplified by the above embodiment, a filter screen 11 is arranged in the air inlet chamber 2, and the filter screen 11 is vertically arranged between two ports of the air inlet chamber 2, so that the inner cavity of the air inlet chamber 2 is divided into a left part and a right part, so as to facilitate collection of pollen by using the negative pressure provided by the negative pressure providing device 1. The aperture of the filter screen 11 is selectable from 400 to 600 meshes. The spray pipe 4 is in threaded connection with a threaded port on the left end face of the mixing chamber 5, so that the pollination auxiliary device can be detached from the spray pipe 4, then the port of the spray pipe 4 is aligned with pollen on corn, at the moment, the motor 102 is controlled to rotate reversely by the power switch 105 (a reversing switch), pollen is sucked from the spray pipe 4 by using the negative pressure provided by the negative pressure providing device 1, and the sucked pollen is intercepted in the air inlet chamber 2 through the filter screen. After collection, pollen is poured out of the air inlet chamber 2 and transferred into the disassembled pollen container 8 so as to be used for pollination again. The maize pollination auxiliary device of this embodiment has the function of pollination and automatic collection pollen concurrently to can replace pure manual collection pollen, show reduction staff's intensity of labour, improve pollen collection efficiency.

Finally, it should be understood that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.

Claims

1. A corn pollination assisting device, comprising: negative pressure provides device, inlet chamber, undergauge, spray tube, mixing chamber, choke, diffusion chamber, pollen container, inhales whitewashed pipe and handle, wherein:

the negative pressure providing device, the air inlet chamber, the reducing pipe and the spray pipe are sequentially connected, and one end of the spray pipe is connected with the end, with the smaller caliber, of the reducing pipe;

the spray pipe, the mixing chamber, the throat pipe and the horn-shaped diffusion chamber are sequentially connected, the other end of the spray pipe extends into the mixing chamber, the pipe diameter of the throat pipe is smaller than the cross-sectional dimensions of the mixing chamber and the diffusion chamber, and the caliber of the spray pipe is smaller than the cross-sectional dimension of the mixing chamber;

the pollen container is connected to the bottom surface of the mixing chamber, the powder suction pipe is vertically and hermetically fixed to the bottom surface of the mixing chamber, the lower end of the powder suction pipe is located in the pollen container, and the upper end of the powder suction pipe is located at the outlet of the spray pipe;

the handle is fixedly connected to the bottom of the air inlet chamber.

2. A corn pollination aid device as claimed in claim 1 wherein the negative pressure providing means comprises: a cylinder, a motor and fan blades; wherein: the outlet of the cylinder is connected with the air inlet chamber, the motor is fixed in the cylinder, and the fan blades are connected to a motor shaft of the motor.

3. The corn pollination auxiliary device as claimed in claim 2, wherein the motor is connected with a power supply arranged in an inner cavity of the handle, a power switch is arranged on the outer wall of the handle, and a charging interface connected with the power supply is fixed on the outer wall of the handle.

4. The corn pollination assisting device according to claim 1, wherein a connecting port is formed in the bottom surface of the mixing chamber, the upper port of the pollen container is detachably connected to the connecting port, and the lower end of the pollen suction pipe penetrates through the connecting port and then extends to the bottom of the pollen container.

5. The corn pollination assisting device according to claim 4, wherein the upper port of the pollen container is screwed on the connecting port so as to facilitate the assembly and disassembly of the pollen container.

6. The corn pollination assist device of claim 1, wherein the bottom of the pollen container is curved concave.

7. The corn pollination assisting device of claim 1, wherein the upper port of the pollen suction pipe is arranged close to the outlet bottom of the spray pipe.

8. The corn pollination assisting device of claim 1, wherein the lower port of the pollen suction pipe is trumpet-shaped.

9. A corn pollination assisting device according to any one of claims 1 to 8 wherein a screen is provided in the inlet chamber and is vertically disposed between the two ports of the inlet chamber.

10. The corn pollination assisting device of claim 9, wherein the nozzle is removably connected to an end face of the mixing chamber.