CN113331050A - Rice seed production pollination machine - Google Patents
Rice seed production pollination machine Download PDFInfo
- Publication number
- CN113331050A CN113331050A CN202110841817.1A CN202110841817A CN113331050A CN 113331050 A CN113331050 A CN 113331050A CN 202110841817 A CN202110841817 A CN 202110841817A CN 113331050 A CN113331050 A CN 113331050A
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- Prior art keywords
- spike
- pollination
- air
- hitting
- rice
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- 230000010152 pollination Effects 0.000 title claims abstract description 106
- 235000007164 Oryza sativa Nutrition 0.000 title claims abstract description 66
- 235000009566 rice Nutrition 0.000 title claims abstract description 66
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 240000007594 Oryza sativa Species 0.000 title 1
- 241000209094 Oryza Species 0.000 claims abstract description 65
- 238000007664 blowing Methods 0.000 claims abstract description 8
- 238000002347 injection Methods 0.000 claims description 14
- 239000007924 injection Substances 0.000 claims description 14
- 238000010009 beating Methods 0.000 description 15
- 210000005069 ears Anatomy 0.000 description 5
- 235000013339 cereals Nutrition 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012421 spiking Methods 0.000 description 3
- 241000574138 Ozothamnus diosmifolius Species 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01H—NEW PLANTS OR NON-TRANSGENIC PROCESSES FOR OBTAINING THEM; PLANT REPRODUCTION BY TISSUE CULTURE TECHNIQUES
- A01H1/00—Processes for modifying genotypes ; Plants characterised by associated natural traits
- A01H1/02—Methods or apparatus for hybridisation; Artificial pollination ; Fertility
- A01H1/027—Apparatus for pollination
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Botany (AREA)
- Developmental Biology & Embryology (AREA)
- Environmental Sciences (AREA)
- Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
Abstract
The invention provides a rice seed production pollination machine, and belongs to the technical field of agricultural machinery. The device comprises a traction walking mechanism, an air pump and a spike hitting pollination cover, wherein the spike hitting pollination cover is an arched bent plate, a plurality of male parent spike hitting pieces are arranged in the middle of the spike hitting pollination cover, a plurality of air blowing structures are arranged below the spike hitting pollination cover, each air blowing structure comprises an air jet pipe positioned between rice ridges during pollination operation and a plurality of air jet ports arranged on the air jet pipes, and the air inlet end of each air jet pipe is communicated with the air outlet end of the air pump; during pollination operation, the air jet pipe is positioned in the middle of a rice seedling stem, the male parent spike hitting sheet is positioned at the top of the male parent rice spike, a space is formed between the male parent spike hitting sheet and the top of the female parent rice spike, a slow flow space is formed between the top surface of the spike hitting pollination cover and the male parent spike hitting sheet, and air flow towards the top surface of the spike hitting pollination cover is jetted out by each air jet port. The invention has the advantages of high pollination efficiency, simple structure and the like.
Description
Technical Field
The invention belongs to the technical field of agricultural machinery, and relates to a rice seed production pollination machine.
Background
The rice yield can be improved by manually intervening the rice pollination process, most of the existing modes are to carry out 'flower driving' pollination in the field through ropes or long rods, so that the pollen of male flowers falls on the heads of female flower stipes (the pollen on the rice male parent ears is scattered to the female parent stigmas in the hybrid rice seed production process); the pollination mode not only can cause damage to part of rice flowers, but also can lead the utilization rate of pollen to be lower, and a large amount of pollen is scattered on the ground in the field.
Disclosure of Invention
The invention aims to provide a rice seed production pollination machine aiming at the problems in the prior art, and the technical problem to be solved by the invention is how to improve pollination efficiency and improve pollen utilization rate.
The purpose of the invention can be realized by the following technical scheme: the rice seed production pollination machine is characterized by comprising a traction travelling mechanism, an air pump and a spike hitting pollination cover, wherein the spike hitting pollination cover is an arched bent plate, a plurality of male parent spike hitting pieces are arranged in the middle of the spike hitting pollination cover, a plurality of air blowing structures are arranged below the spike hitting pollination cover, each air blowing structure comprises an air jet pipe positioned between rice ridges during pollination operation and a plurality of air jet ports arranged on the air jet pipe, and the air inlet end of the air jet pipe is communicated with the air outlet end of the air pump; during pollination operation, the air jet pipe is positioned in the middle of a rice seedling stem, the male parent spike hitting sheet is positioned at the top of the male parent rice spike, a space is formed between the male parent spike hitting sheet and the top of the female parent rice spike, a slow flow space is formed between the top surface of the spike hitting pollination cover and the male parent spike hitting sheet, and each air jet port jets air flow towards the top surface of the spike hitting pollination cover.
Furthermore, the traction walking mechanism comprises a frame and walking wheels, and the air injection pipe is connected with the rear end of the spike-hitting pollination cover and the frame.
Furthermore, the air nozzles are distributed on two sides of the air nozzle in a staggered mode, and an inclination angle of 15-50 degrees is formed between the air nozzles and the longitudinal section of the air nozzle.
Furthermore, the air injection port consists of a plurality of densely distributed small air injection holes.
Furthermore, the male parent ear striking sheet forms an inclination angle with the horizontal plane, and the front end of the male parent ear striking sheet is higher than the rear end.
Furthermore, the top surface of the spike striking and pollination cover is an inclined plane with the front end higher than the rear end.
Furthermore, a guide flaring is arranged at the inlet of the spike striking and pollination cover.
The direction flaring can hit the air quantity that the ear of grain pollination cover in-process got into and hit in the ear of grain pollination cover of advancing, can also lead to the rice ear, makes it get into and hits in the ear of grain pollination cover.
Furthermore, the tail part of the frame is provided with a connector, the connector is provided with a plurality of comb plates which are in one-to-one correspondence with the gas injection pipes, the front ends of the gas injection pipes are arranged on the comb plates, and the longitudinal positions of the gas injection pipes on the comb plates are adjustable.
Furthermore, the connector is hinged to the tail of the frame.
The connector can be swung, so that the ear striking pollination cover can be overturned by 90 degrees, the rice pollination machine can conveniently walk when not in operation, and the ear striking pollination cover can be conveniently cleaned and maintained.
The walking wheels walk between rice ridges, the space between the air jet pipes is just the space between adjacent rows of rice, preferably the male parent is positioned in the middle of the ear-striking pollination cover, the female parent is positioned at two sides of the male parent, the air jet pipes are positioned in the middle of the rice seedling between the adjacent rows of rice, the air inlet ends of the air jet pipes are connected with the air outlet ends of the air pumps through hoses, the air jet ports on the air jet pipes are connected in parallel, upward airflow is formed at the middle of the rice seedling by the air jet ports on the air jet pipes, the airflow can be matched with the struck male parent ear on one hand to blow pollen on the male parent ear, so that the pollen is separated from the male parent ear, the pollen can be prevented from rapidly settling under the airflow pressure of the upward airflow, the ear-striking pollination cover is free and buffered, because the ear-striking pollination cover is in a forward state, the upward airflow formed by the air jet ports and the backward airflow brought by the forward movement of the ear-striking pollination cover can make more air carrying pollen float on the female parent ear rice ear, the pollen scattered on the ground is greatly reduced, and the probability of contact between the pollen and the rice ears is improved, namely the pollination efficiency is improved.
The male parent spike beating sheet can slightly beat the male parent rice spike higher than the female parent rice spike to enable the male parent rice spike to shake the head, so that the pollen shedding and pollination probability is improved; the male parent spike beating sheet guides airflow to the front and two sides of the spike beating pollination cover, partial airflow and the airflow entering the spike beating pollination cover are in opposite impact, the circulation speed of the air carrying pollen is relieved, and the airflow intensity is not too high when the pollen carrying cover moves to the female parents on the two sides.
The farther the air jet pressure of the air jet port on the air jet pipe from the air source is smaller, the closer the air jet pressure is to the tail end of the spike-hitting pollination cover under the action of the spike-hitting pollination cover with the inclined top surface, the smaller and smaller free speed of pollen is, and the closer to the rice ear is, so that the pollen tends to fall on the rice ear in a free falling mode.
The pollination machine fully utilizes pollen of the male parent, and under the premise that the male parent is higher than the female parent, the pollen utilization rate is sufficient by matching the air flow from bottom to top in a mode of beating the male parent without beating the female parent, and the probability of pollen settling to the ground is reduced.
Drawings
FIG. 1 is a schematic structural view of the pollination machine when the ear-striking pollination cover does not work.
FIG. 2 is a schematic structural view of the pollination machine when the ear-striking pollination cover works.
FIG. 3 is a schematic structural view of the spiking pollination cover.
FIG. 4 is a schematic view of the position between the spiking pollination cage and the adjacent row of rice seedlings.
FIG. 5 is a top view of the spiking pollination cap.
In the figure, 1, an air pump; 2. a spike striking and pollination cover; 3. beating ear slices of male parents; 4. a gas ejector tube; 5. a frame; 6. a traveling wheel; 7. guiding flaring; 8. a connector; 9. a comb plate.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the seed production pollination machine comprises a traction walking mechanism, an air pump 1 and a spike striking pollination cover 2, the spike striking pollination cover 2 is an arched bent plate, a plurality of male parent spike striking pieces 3 are arranged in the middle of the spike striking pollination cover 2, a plurality of air blowing structures are arranged below the spike striking pollination cover 2, each air blowing structure comprises an air jet pipe 4 positioned between rice ridges during pollination operation and a plurality of air jet ports arranged on the air jet pipe 4, and the air inlet end of the air jet pipe 4 is communicated with the air outlet end of the air pump 1; during pollination operation, the air jet pipe 4 is positioned in the middle of a rice seedling stem, the male parent ear beating sheet 3 is positioned at the top of the male parent rice ear, a distance is reserved between the male parent ear beating sheet 3 and the top of the female parent rice ear, a slow flow space is reserved between the top surface of the ear beating pollination cover 2 and the male parent ear beating sheet 3, and air flow towards the top surface of the ear beating pollination cover 2 is jetted from each air jet port.
The traction walking mechanism comprises a frame 5 and walking wheels 6, and the air injection pipe 4 is connected with the rear end of the spike-impacting pollination cover 2 and the frame 5.
The air nozzles are distributed on two sides of the air nozzle 4 in a staggered way, and an inclination angle of 15-50 degrees is formed between the air nozzles and the longitudinal section of the air nozzle 4.
The air jet port consists of a plurality of densely distributed small air jet holes.
The male parent ear-striking sheet 3 is inclined to the horizontal plane, and the front end of the male parent ear-striking sheet 3 is higher than the rear end.
The top surface of the spike-striking pollination cover 2 is an inclined plane with the front end higher than the rear end.
The inlet of the spike-striking pollination cover 2 is provided with a guide flaring 7. The guiding flaring 7 can hit the air quantity that the ear pollination cover 2 in the advancing process of the ear pollination cover 2 enters into the ear pollination cover 2, and can also guide the rice ears to enable the rice ears to enter into the ear pollination cover 2.
The tail part of the frame 5 is provided with a connector 8, the connector 8 is provided with a plurality of comb plates 9 which are in one-to-one correspondence with the gas injection pipes 4, the front ends of the gas injection pipes 4 are arranged on the comb plates 9, and the longitudinal positions of the gas injection pipes 4 on the comb plates 9 are adjustable.
The connecting head 8 is hinged at the tail part of the frame 5. The connector can be swung, so that the ear-striking pollination cover 2 is overturned by 90 degrees, the rice pollination machine can walk conveniently when not in operation, and the ear-striking pollination cover 2 can be cleaned and maintained conveniently.
The walking wheels 6 walk between rice ridges, the space between the air jet pipes 4 is just the space between adjacent rows of rice, preferably the male parent is positioned in the middle of the ear-striking pollination cover 2, the female parent is positioned at two sides of the male parent, the air jet pipes 4 are positioned in the middle of the rice seedling between the adjacent rows of rice, the air inlet ends of the air jet pipes 4 are connected with the air outlet end of the air pump 1 through a hose, the air jet pipes 4 are connected in parallel, the air jet ports on the air jet pipes 4 form upward air flow at the middle of the rice seedling, the air flow can be matched with the struck male parent ear on one hand, so that pollen on the rice ear of the male parent is blown, the pollen on the rice ear of the male parent is separated from the male parent ear, the pollen can be prevented from rapidly settling under the pressure of the air flow of the upward row, the ear-striking pollination cover 2 is free and buffered, because the ear-striking pollination cover 2 is in a forward state, the upward air flow formed by the air jet ports and the backward air flow brought by the forward row-striking pollination cover 2 can make more air flow carrying the pollen on the rice ear of the female parent ear-striking pollination cover, the pollen scattered on the ground is greatly reduced, and the probability of contact between the pollen and the rice ears is improved, namely the pollination efficiency is improved.
The male parent spike beating sheet 3 can slightly beat the male parent rice spike higher than the female parent to enable the male parent rice spike to shake the head, so that the pollen shedding and pollination probability is improved; the male parent ear striking sheet 3 guides air flow to the front and two sides of the ear striking pollination cover 2, partial air flow and the air flow entering the ear striking pollination cover 2 are in opposite impact, the circulation speed of the air carrying pollen is moderated, and the air flow intensity is not too high when the air moves to the female parents at two sides.
The farther the air jet pressure of the air jet port on the air jet pipe 4 from the air source is smaller, the closer to the tail end of the spike striking pollination cover 2 is under the action of the spike striking pollination cover 2 with the inclined top surface, the free speed of pollen is smaller and smaller, and the pollen is also closer to the rice ear, so that the pollen tends to fall on the rice ear in a free falling mode.
The pollination machine fully utilizes pollen of the male parent, and under the premise that the male parent is higher than the female parent, the pollen utilization rate is sufficient by matching the air flow from bottom to top in a mode of beating the male parent without beating the female parent, and the probability of pollen settling to the ground is reduced.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (9)
1. The rice seed production pollination machine is characterized by comprising a traction walking mechanism, an air pump (1) and a spike hitting pollination cover (2), wherein the spike hitting pollination cover (2) is an arched bent plate, a plurality of male parent spike hitting pieces (3) are arranged in the middle of the spike hitting pollination cover (2), a plurality of air blowing structures are arranged below the spike hitting pollination cover (2), each air blowing structure comprises an air jet pipe (4) located between rice ridges during pollination operation and a plurality of air jet ports arranged on the air jet pipes (4), and the air inlet end of each air jet pipe (4) is communicated with the air outlet end of the air pump (1); during pollination operation, the air jet pipe (4) is located in the middle of a rice seedling stem, the male parent spike hitting sheet (3) is located at the top of the male parent rice spike, a distance is reserved between the male parent spike hitting sheet (3) and the top of the female parent rice spike, a slow flow space is reserved between the top surface of the spike hitting pollination cover (2) and the male parent spike hitting sheet (3), and air flow towards the top surface of the spike hitting pollination cover (2) is ejected through the air jet ports.
2. The rice seed production pollination machine according to claim 1, wherein the traction walking mechanism comprises a frame (5) and walking wheels (6), and the air injection pipe (4) is connected with the frame (5) at the rear end of the spike-hitting pollination cover (2).
3. The rice seed production pollination machine according to claim 1 or 2, wherein the air nozzles are distributed on two sides of the air nozzle (4) in a staggered manner, and an inclination angle of 15-50 degrees is formed between the air nozzles and the longitudinal section of the air nozzle (4).
4. The rice seed production pollination machine as claimed in claim 1 or 2, wherein the air jet port is composed of a plurality of densely distributed small air jet holes.
5. The rice seed production pollination machine according to claim 1 or 2, wherein the male parent spike striking plate (3) forms an inclination angle with the horizontal plane, and the front end of the male parent spike striking plate (3) is higher than the rear end.
6. The rice seed production pollination machine according to claim 1 or 2, wherein the top surface of the spike-hitting pollination cover (2) is an inclined surface with the front end higher than the rear end.
7. The rice seed production pollination machine according to claim 1 or 2, wherein a guide flaring opening (7) is arranged at the inlet of the spike-striking pollination cover (2).
8. The rice seed production pollination machine according to claim 1 or 2, wherein a connecting joint (8) is arranged at the tail part of the frame (5), a plurality of comb plates (9) which correspond to the air injection pipes (4) one by one are arranged on the connecting joint (8), the front ends of the air injection pipes (4) are arranged on the comb plates (9), and the longitudinal positions of the air injection pipes (4) on the comb plates (9) are adjustable.
9. The rice seed production pollination machine according to claim 1 or 2, wherein the connector (8) is hinged at the tail of the frame (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110841817.1A CN113331050A (en) | 2021-07-26 | 2021-07-26 | Rice seed production pollination machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110841817.1A CN113331050A (en) | 2021-07-26 | 2021-07-26 | Rice seed production pollination machine |
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| Publication Number | Publication Date |
|---|---|
| CN113331050A true CN113331050A (en) | 2021-09-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110841817.1A Pending CN113331050A (en) | 2021-07-26 | 2021-07-26 | Rice seed production pollination machine |
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| CN (1) | CN113331050A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115226624A (en) * | 2022-07-15 | 2022-10-25 | 贵溪欧绿多肉植物有限公司 | Supplementary pollination equipment for flower planting |
| CN116171853A (en) * | 2023-04-07 | 2023-05-30 | 江西盛态粮食股份有限公司 | Rice breeding method and breeding equipment |
| US12045070B2 (en) * | 2022-07-20 | 2024-07-23 | Institute of Urban Agriculture, Chinese Academy of Agricultural Sciences | Breeding robot and method |
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| IT8722808A0 (en) * | 1986-11-28 | 1987-11-27 | Dfc New Zealand Ltd | METHOD AND APPARATUS OF POLLINATION. |
| CN103250631A (en) * | 2013-05-09 | 2013-08-21 | 浙江大学 | Airflow air-assisted hybrid rice seed production and pollination machine and method thereof |
| CN103250630A (en) * | 2013-05-09 | 2013-08-21 | 浙江大学 | Backpack type hybrid rice seed production and pollination machine and method thereof |
| CN103262786A (en) * | 2013-05-09 | 2013-08-28 | 浙江大学 | Impacted-pneumatic hybrid rice seed production pollination machine and method thereof |
| CN206481765U (en) * | 2017-02-16 | 2017-09-12 | 贵州红四方农业发展股份有限公司 | A kind of breeding of hybrid rice wind-force pollination device |
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2021
- 2021-07-26 CN CN202110841817.1A patent/CN113331050A/en active Pending
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115226624A (en) * | 2022-07-15 | 2022-10-25 | 贵溪欧绿多肉植物有限公司 | Supplementary pollination equipment for flower planting |
| US12045070B2 (en) * | 2022-07-20 | 2024-07-23 | Institute of Urban Agriculture, Chinese Academy of Agricultural Sciences | Breeding robot and method |
| CN116171853A (en) * | 2023-04-07 | 2023-05-30 | 江西盛态粮食股份有限公司 | Rice breeding method and breeding equipment |
| CN116171853B (en) * | 2023-04-07 | 2024-06-11 | 江西盛态粮食股份有限公司 | Rice breeding equipment |
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