CN217160717U

CN217160717U - Tobacco cross breeding pollination device

Info

Publication number: CN217160717U
Application number: CN202123209245.XU
Authority: CN
Inventors: 钱华; 张新要; 李锋; 成志军
Original assignee: China Tobacco Hunan Industrial Co Ltd
Current assignee: China Tobacco Hunan Industrial Co Ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-08-12
Anticipated expiration: 2031-12-20

Abstract

The application relates to plant pollination instrument technical field provides a tobacco hybridization seed production pollination device, includes: the pollen box comprises a rigid pipe, a flexible cylinder, a pollen box and a push-pull closing assembly, wherein one end of the flexible cylinder is a closed end, the other end of the flexible cylinder is an open end, the open end of the flexible cylinder is connected with one end of the rigid pipe, the other end of the rigid pipe is provided with a pollen output needle tube, the pollen box is arranged on the side wall of the rigid pipe, a pollen outlet of the pollen box is communicated with the inside of the rigid pipe, and the push-pull closing assembly is arranged on the rigid pipe in a sliding mode and can open or close the pollen outlet. The pollen in the rigid tube is blown out through the pollen output needle tube by the airflow generated by pressing the flexible tube and blown to the stigma of the tobacco plant to finish the pollination operation; meanwhile, when the pollen outlet is closed, the air flow can be utilized to blow the stigma to remove impurities, so that the pollination effect is ensured. The pollination process has the advantages of simple operation, high pollination efficiency and good pollination effect.

Description

Tobacco cross breeding pollination device

Technical Field

The application belongs to the technical field of plant pollination tools, and particularly relates to a tobacco hybrid seed production and pollination device.

Background

The tobacco is plant of genus Nicotiana of family Solanaceae, and is annual or limited perennial herb, whole glandular hair, leaf-rectangle-circle-shaped, needle-shaped, rectangle-circle-shaped or egg-shaped, tip-tapered, base-tapered to stem-shaped, ear-shaped and half-stem-clasped, inflorescence terminal, cone-shaped, and florid.

Among the prior art, the pollination operation of tobacco plant relies on the manual work to utilize instruments such as cotton swab or brush with the pollen of collecting to paint on the stigma of tobacco plant and carry out the pollination hybridization, and this kind of mode is comparatively traditional, has the defect that pollination inefficiency and pollination effect are poor, needs urgent improvement.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of this application is to provide a tobacco hybridization production of hybrid seeds pollination device to solve among the prior art artifical and carry out the pollination through cotton swab or brush hair and lead to the poor technical problem of pollination effect.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: provides a tobacco cross breeding pollination device, includes: the pollen box comprises a rigid pipe, a flexible cylinder, a pollen box and a push-pull closing assembly, wherein one end of the flexible cylinder is a closed end, the other end of the flexible cylinder is an open end, the open end of the flexible cylinder is connected with one end of the rigid pipe, the other end of the rigid pipe is provided with a pollen output needle tube, the pollen box is arranged on the side wall of the rigid pipe, a pollen outlet of the pollen box is communicated with the inside of the rigid pipe, and the push-pull closing assembly is arranged on the rigid pipe in a sliding mode and can open or close the pollen outlet.

In one embodiment, an elastic supporting piece is arranged in the flexible cylinder and used for keeping the flexible cylinder in an initial state.

In one embodiment, the elastic supporting piece comprises a plurality of elastic sheets, each elastic sheet is arranged to be attached to the inner wall of the flexible cylinder at intervals in a circumferential mode, and one end of each elastic sheet is bent and connected into a whole.

In one embodiment, an air inlet pipe is arranged on the side wall of the rigid pipe close to the flexible cylinder, and a one-way valve is arranged on the air inlet pipe.

In one embodiment, an air permeable barrier net is arranged inside the rigid tube between the pollen bin and the air inlet tube.

In one embodiment, the rigid tube is provided with a sliding groove on a side wall thereof, and the push-pull closing assembly comprises: the baffle of sliding fit in the rigid tube inner wall, the sliding fit in the limiting plate of rigid tube outer wall, and, one end with baffle fixed connection, the other end passes the limiting plate and protrusion the push-and-pull rod of rigid tube outer wall, the push-and-pull rod is followed the length direction reciprocating motion of spout is so that the baffle is opened or is closed go out the powder mouth.

In one embodiment, an elastic member is disposed on a side wall of the chute away from the powder outlet, one end of the elastic member is fixed on the side wall of the chute, and the other end of the elastic member is connected with the push-pull rod, and the elastic member drives the push-pull rod to move towards the powder outlet so that the baffle closes the powder outlet.

In one embodiment, the rigid pipe is provided with a flexible member for sealing the sliding groove, and the flexible member is connected with the push-pull rod in a sealing manner.

In one embodiment, the flexible member is a flexible cloth or a flexible rubber sheet, and the flexible member is provided in a corrugated shape.

In one embodiment, the pollen box is detachably provided with a sealing cover.

The application provides a pair of tobacco hybridization seed production pollination device's beneficial effect lies in: when pollination is performed, the push-pull closing assembly opens the pollen outlet, so that pollen in the pollen box falls into the rigid tube, then the flexible tube is pressed to generate airflow, and the airflow blows the pollen in the rigid tube out through the pollen output needle tube and onto the stigma of the tobacco plant to complete the pollination operation; meanwhile, when the pollen outlet is closed, the air flow can be utilized to blow the stigma to remove impurities, so that the pollination effect is ensured. The pollination process has the advantages of simple operation, high pollination efficiency and good pollination effect.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic perspective view of a pollination device for hybrid tobacco seed production provided by an embodiment of the present application;

FIG. 2 is a schematic diagram of a cross-sectional structure of a pollination device for hybrid tobacco seed production provided in an embodiment of the present application;

fig. 3 is an enlarged view of a portion a in fig. 2.

Wherein, in the figures, the respective reference numerals:

1. a rigid tube; 11. a pollen output needle tube; 12. an air inlet pipe; 13. a one-way valve; 14. a breathable separation net; 15. a chute; 2. a flexible barrel; 3. a pollen box; 31. a powder outlet; 32. a sealing cover; 4. a push-pull closure assembly; 41. a baffle plate; 42. a limiting plate; 43. a push-pull rod; 44. an elastic member; 45. a flexible member; 5. an elastic top support; 51. an elastic sheet.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

As shown in FIGS. 1 to 3, a device for cross-breeding and pollinating tobacco provided by the embodiment of the present application will now be described. This tobacco hybridization production of hybrid pollination device includes: a rigid tube 1, a flexible barrel 2, a pollen bin 3 and a push-pull closure assembly 4. Wherein, the both ends of rigid tube 1 are the open end, and the one end of flexible section of thick bamboo 2 is the blind end, and the other end is the open end, and the open end of flexible section of thick bamboo 2 is connected with the one end of rigid tube 1, and the other end of rigid tube 1 is equipped with pollen output needle tube 11, when pressing flexible section of thick bamboo 2, can be with its inside air discharge and produce the air current, and the air current is discharged through pollen output needle tube 11. The pollen box 3 is arranged on the side wall of the rigid pipe 1, the pollen outlet 31 of the pollen box 3 is communicated with the interior of the rigid pipe 1, so that pollen in the pollen box 3 can be discharged into the rigid pipe 1, the push-pull closing component 4 is arranged on the rigid pipe 1 in a sliding mode and can open or close the pollen outlet 31, and the push-pull closing component 4 has the function of opening the pollen outlet 31 during pollination so that the pollen can be discharged into the rigid pipe 1; the pollen outlet 31 is not closed when not used, so that the pollen is protected.

In the embodiment, during pollination, the push-pull closing assembly 4 opens the pollen outlet 31, so that pollen in the pollen box 3 is discharged into the rigid tube 1, then the flexible tube 2 is pressed to generate air flow, and the air flow blows the pollen in the rigid tube 1 out through the pollen output needle tube 11 and onto the stigma of a tobacco plant to complete the pollination operation; meanwhile, before pollination, the pollen outlet 31 is closed, then the air flow is utilized to blow the stigma to remove impurities, and then pollination operation is carried out so as to ensure the pollination effect. The pollination process has the advantages of simple operation, high pollination efficiency and good pollination effect.

In the present embodiment, the rigid tube 1 is a metal tube or a plastic tube. The flexible cylinder 2 is a rubber cylinder or a silica gel cylinder, and can automatically recover from an initial state after being pressed. Preferably, be equipped with in the flexible section of thick bamboo 2 and be used for making the flexible section of thick bamboo 2 keep the elasticity top support piece 5 of initial condition, the effect of elasticity top support piece 5 is when losing the pressing force, effectively guarantees that flexible section of thick bamboo 2 is in initial condition, makes things convenient for the pollination operation next time.

Specifically, as shown in fig. 2, the elastic supporting member 5 includes a plurality of elastic pieces 51, each elastic piece 51 is circumferentially arranged at intervals and attached to the inner wall of the flexible tube 2, and one end of each elastic piece is bent and connected into a whole. In this embodiment, the elastic sheet 51 has four pieces, so as to effectively support the flexible tube 2; the spring 51 is a metal spring. In other embodiments, the elastic top stay 5 is a spring.

As shown in figure 2, an air inlet pipe 12 is arranged on the side wall of the rigid pipe 1 close to the flexible cylinder 2, the air inlet pipe 12 is positioned between the pollen box 3 and the flexible cylinder 2, and a one-way valve 13 is arranged on the air inlet pipe 12. The function of the one-way valve 13 is to make air enter the inside of the rigid tube 1 from the outside only, so as to prevent the air flow from discharging from the air inlet pipe 12 when the flexible tube 2 is pressed, and ensure that the air flow is discharged from the pollen output needle tube 11 only, so as to better blow out pollen. The air inlet pipe 12 is used for supplementing air into the flexible cylinder 2 and preventing the air from entering the rigid pipe 1 from the pollen output needle tube 11 to drive pollen to flow into the flexible cylinder 2.

Specifically, as shown in fig. 2, an air-permeable partition net 14 is arranged inside the rigid pipe 1 between the pollen box 3 and the air inlet pipe 12, and the air-permeable partition net 14 is used for preventing pollen from being sucked into the flexible cylinder 2 when the flexible cylinder 2 returns to the initial state.

As shown in fig. 2 and 3, in the present embodiment, a sliding groove 15 is provided on a side wall of the rigid tube 1, and the sliding groove 15 is a long-strip-shaped groove and communicates with the inside of the rigid tube 1. In this embodiment, the push-pull closure assembly 4 comprises: the powder outlet device comprises a baffle 41 which is attached to the inner wall of the rigid pipe 1 in a sliding mode, a limiting plate 42 which is attached to the outer wall of the rigid pipe 1 in a sliding mode, and a push-pull rod 43, wherein one end of the push-pull rod is fixedly connected with the baffle 41, the other end of the push-pull rod penetrates through the limiting plate 42 and protrudes out of the outer wall of the rigid pipe 1, the width of the limiting plate 42 is larger than that of the sliding groove 15, the limiting plate 42 is used for ensuring that the baffle 41 can be attached to the inner wall of the rigid pipe 1 to slide, and the baffle 41 is used for opening or closing the powder outlet 31. The push-pull rod 43 protrudes from the outer wall of the rigid pipe 1, so that the force application by the staff is convenient.

The chute 15 is a guide slot, and the push-pull rod 43 reciprocates along the length direction of the chute 15 to open or close the powder outlet 31 by the baffle plate 41, so that the operation is simple.

In this embodiment, the side wall of the chute 15 away from the powder outlet 31 is provided with an elastic member 44, one end of the elastic member 44 is fixed on the side wall of the chute 15, and the other end is connected to the push-pull rod 43, and the elastic member 44 drives the push-pull rod 43 to move towards the powder outlet 31 so that the baffle 41 closes the powder outlet 31. The elastic member 44 is a spring, so as to ensure that the powder outlet 31 is in a closed state when no external force is applied, thereby preventing pollen from being wasted. In other embodiments, a tension spring (not shown) is disposed outside the rigid tube 1, one end of the tension spring is fixed to the rigid tube 1 or the air inlet tube 12, and the other end is a free end, when the baffle 41 opens the powder outlet 31, the free end is hooked with the push-pull rod 43 to maintain an open state, and at this time, the tension of the tension spring is greater than the elastic force of the spring. When the baffle plate 41 is required to close the powder outlet 31, the free end is separated from the push-pull rod 43, and the elastic force of the spring drives the baffle plate 41 to automatically close the powder outlet 31.

As shown in fig. 2 and 3, in the present embodiment, the rigid pipe 1 is provided with a flexible member 45 for sealing the sliding groove 15, and the flexible member 45 is connected with the push-pull rod 43 in a sealing manner. The function of the flexible member 45 is to prevent the air flow and pollen from escaping from the chute 15 and affecting the pollination effect. Specifically, the flexible member 45 is a flexible cloth, a flexible rubber sheet, or a flexible silicone sheet, so that the flexible member 45 does not affect the movement of the push-pull rod 43, and can also play a role in sealing. Preferably, the flexible member 45 is provided in a corrugated shape so that the flexible member 45 has good flexibility.

In this embodiment, as shown in fig. 2, a sealing cover 32 is detachably provided on the pollen box 3, and the sealing cover 32 is used for conveniently supplying pollen to the pollen box 3. The sealing cover 32 can be mounted on the pollen box 3 by means of a screw connection or a snap connection.

In the actual pollination process, the pollen outlet 31 is in a closed state firstly, the flexible cylinder 2 is pressed, the column head is blown to remove impurities, then the pollen outlet 31 is opened, the flexible cylinder 2 is pressed again, pollen is blown to the column head for pollination, the steps are repeated, and the tobacco plants are pollinated.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. The utility model provides a tobacco hybridization production of hybrid seeds pollination device which characterized in that includes: the pollen box comprises a rigid pipe (1), a flexible cylinder (2), a pollen box (3) and a push-pull closing assembly (4), wherein one end of the flexible cylinder (2) is a closed end, the other end of the flexible cylinder is an open end, the open end of the flexible cylinder (2) is connected with one end of the rigid pipe (1), the other end of the rigid pipe (1) is provided with a pollen output needle tube (11), the pollen box (3) is arranged on the side wall of the rigid pipe (1), a pollen outlet (31) of the pollen box (3) is communicated with the interior of the rigid pipe (1), and the push-pull closing assembly (4) is slidably arranged on the rigid pipe (1) and can open or close the pollen outlet (31); an elastic supporting piece (5) used for keeping the flexible cylinder (2) in an initial state is arranged in the flexible cylinder (2).

2. The tobacco hybrid seed production pollination device according to claim 1, characterized in that: the elastic supporting piece (5) comprises a plurality of elastic sheets (51), each elastic sheet (51) is attached to the inner wall of the flexible tube (2) at intervals in a circumferential mode, and one end of each elastic sheet is bent and connected into a whole.

3. The pollination device for tobacco hybrid seed production according to claim 1, characterized in that: an air inlet pipe (12) is arranged on the side wall, close to the flexible cylinder (2), of the rigid pipe (1), and a one-way valve (13) is arranged on the air inlet pipe (12).

4. The pollination device for tobacco hybrid seed production according to claim 3, characterized in that: the inside of the rigid pipe (1) between the pollen box (3) and the air inlet pipe (12) is provided with a ventilating separation net (14).

5. The device for cross-breeding and pollinating tobacco as claimed in any one of claims 1 to 4, wherein: be equipped with spout (15) on the lateral wall of rigid tube (1), push-and-pull closes subassembly (4) and includes: the powder outlet device comprises a baffle (41) which is attached to the inner wall of the rigid pipe (1) in a sliding mode, a limiting plate (42) which is attached to the outer wall of the rigid pipe (1) in a sliding mode, and a push-pull rod (43), wherein one end of the push-pull rod is fixedly connected with the baffle (41), the other end of the push-pull rod penetrates through the limiting plate (42) and protrudes out of the outer wall of the rigid pipe (1), and the push-pull rod (43) reciprocates along the length direction of the sliding groove (15) to enable the baffle (41) to be opened or closed to form the powder outlet (31).

6. The pollination device for tobacco hybrid seed production according to claim 5, characterized in that: an elastic piece (44) is arranged on the side wall of the sliding groove (15) far away from the powder outlet (31), one end of the elastic piece (44) is fixed on the side wall of the sliding groove (15), the other end of the elastic piece is connected with the push-pull rod (43), and the elastic piece (44) drives the push-pull rod (43) to move towards the powder outlet (31) so that the baffle plate (41) closes the powder outlet (31).

7. The pollination device for tobacco hybrid seed production according to claim 6, characterized in that: the rigid pipe (1) is provided with a flexible part (45) for sealing the sliding groove (15), and the flexible part (45) is connected with the push-pull rod (43) in a sealing manner.

8. The device for cross breeding and pollination of tobacco as claimed in claim 7, characterized in that: the flexible piece (45) is flexible cloth or a flexible rubber sheet, and the flexible piece (45) is arranged in a corrugated shape.

9. The tobacco hybrid seed production pollination device according to claim 1, characterized in that: the pollen box (3) is detachably provided with a sealing cover (32).