CN114885827A

CN114885827A - Pollen taking device for corn pollen

Info

Publication number: CN114885827A
Application number: CN202210704236.8A
Authority: CN
Inventors: 刘焱; 王飞雪; 张文菁; 谢富欣; 马文才
Original assignee: Nanyang academy of agricultural sciences
Current assignee: Nanyang academy of agricultural sciences
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-08-12
Anticipated expiration: 2042-06-21
Also published as: CN114885827B

Abstract

The invention discloses a corn pollen taking device which comprises a pollen taking box, an opening and closing mechanism, a beating mechanism, a holding rod, a collecting container and a pollen sucking pump, wherein the opening and closing mechanism is arranged on the powder taking box; the bottom of the powder taking box is provided with a through hole; the opening and closing mechanism is arranged at the through hole and used for closing or opening the through hole; the beating mechanism is arranged in the pollen taking box and is used for beating the corn tassels; the side wall of the holding rod is fixed with the side wall of the powder taking box through a first connecting rod; the collecting container is detachably connected with the holding rod; the powder suction pump is arranged on the first connecting rod, the input end of the powder suction pump is communicated with the powder taking box through a powder suction pipe, and the output end of the powder suction pump is communicated with the collecting container through a powder discharge pipe. When the pollen collecting box is used for collecting the corn pollen, the stalks do not need to be bent and manually shaken, the pollen collecting box only needs to be covered on the corn tassels, the pollen scattered on the corn tassels is automatically flapped by the flapping mechanism and directly sent into the collecting container through the pollen suction pump, and a cloth bag does not need to be cleaned or replaced, so that the pollen can be continuously collected on the next corn tassels, and the pollen collecting efficiency is improved.

Description

Pollen taking device for corn pollen

Technical Field

The invention relates to the technical field of corn breeding, in particular to a corn pollen taking device.

Background

Corn is the grain crop with the largest production area in China, occupies about 35 percent of the total grain planting area, has the yield close to 40 percent of the total annual grain yield, and plays a significant role in guaranteeing national grain safety. With the increasing requirements of social development on the yield and quality of corn, the increase of the yield of corn is basically realized by cultivating excellent varieties through experiments, so that breeding is indispensable.

The maize breeding is mainly based on utilizing heterosis, starts from breeding a selfing line, and takes breeding and utilizing single cross species as main purposes, as maize is an annual male and female same-plant cross-pollinated plant, the maize breeding process can not be separated and pollen can be taken, pollen produced on maize tassels is collected as the name suggests, further the selfing breeding research of single maize plants is realized, and maize tassels are mostly positioned at the top ends of stems and are conical inflorescences and consist of a main shaft and 15-40 branches, wherein the main shaft is thick, 4-11 rows of tassels are grown at the upper part of the main shaft and are arranged in pairs, the tassels are thin in branches, two rows of tassels are grown on the main shaft, and the tassels are arranged in pairs.

Most of the existing pollen taking operations are carried out manually, the corn tassels are positioned at the top ends of the stems, the height is high, therefore, when the pollen is collected, the stems are bent firstly, the whole branches of the tassels are sleeved with paper bags or non-woven bags, then the tassels are shaken, pollen falls into the collecting bags, and the pollen in the bagging is collected.

Disclosure of Invention

The invention aims to provide a corn pollen taking device to solve the problems of the background technology.

The technical scheme of the invention is as follows: a corn pollen extractor comprises a pollen extracting box, an opening and closing mechanism, a beating mechanism, a holding rod, a collecting container and a pollen sucking pump; the bottom of the powder taking box is provided with a through hole; the opening and closing mechanism is arranged at the through hole and used for closing or opening the through hole; the beating mechanism is arranged in the pollen taking box and is used for beating the corn tassels; the side wall of the holding rod is fixed with the side wall of the powder taking box through a first connecting rod; the collecting container is detachably connected with the holding rod; the powder suction pump is arranged on the first connecting rod, the input end of the powder suction pump is communicated with the powder taking box through a powder suction pipe, and the output end of the powder suction pump is communicated with the collecting container through a powder discharge pipe.

Preferably, the opening and closing mechanism comprises a motor, a first mounting plate, a second mounting plate, a plurality of connecting shafts, a power supply module and a controller; the motor is fixed on the inner top surface of the powder taking box, and an output shaft of the motor is connected with a rotating shaft which is vertically and downwards arranged; the first mounting plate is horizontally arranged and fixed with the other end of the rotating shaft, a plurality of first guide through grooves are formed in the first mounting plate, and the first guide through grooves are arc-shaped and arranged around the rotating shaft; the second mounting plate is horizontally sleeved and fixed in the powder taking box and is positioned between the motor and the first mounting plate, a plurality of second guide through grooves with the same number as the first guide through grooves are formed in the top of the second mounting plate, the plurality of second guide through grooves are distributed in a radial shape, and a through hole for allowing the rotating shaft to pass through is formed in the center of the second mounting plate; the powder taking box is characterized in that a plurality of connecting shafts are vertically arranged, the upper end of each connecting shaft is correspondingly clamped in the first guide through groove and the second guide through groove, a fan-shaped shielding piece is fixed on the side wall of the lower end of each connecting shaft, which is opposite to the through hole, through a second connecting rod, and the bottom of the fan-shaped shielding piece is in sliding contact with the inner bottom surface of the powder taking box; the power supply module is arranged on the holding rod; the controller is arranged on the holding rod and connected with the power module, and the motor and the powder suction pump are respectively and electrically connected with the controller.

Preferably, the fan-shaped shielding sheets are all obliquely arranged, and a complete conical cap structure is formed when the fan-shaped shielding sheets are folded.

Preferably, each connecting shaft is sleeved with two limiting rings, the two limiting rings are respectively positioned on the upper side and the lower side of the second mounting plate, and the outer diameter of each limiting ring is larger than the width of the corresponding second guide through groove.

Preferably, the flapping mechanism comprises an electric push rod, a mounting ring, a plurality of sleeves, a plurality of telescopic rods with the same number as the sleeves, and a plurality of telescopic rods with the same number as the sleeves; the electric push rod is fixed at the bottom of the second mounting plate and is electrically connected with the controller; the mounting ring is horizontally arranged in the powder taking box and is positioned below the first mounting plate, and the top of the mounting ring is connected with the output end of the electric push rod; the plurality of sleeves are correspondingly sleeved on the plurality of connecting shafts, each connecting shaft is provided with a thread, the sleeves are in threaded connection with the connecting shafts, the outer side wall of each sleeve is provided with a flapping component, and the side wall of each sleeve, which is close to the upper end of the sleeve, is provided with an annular mounting groove; a plurality of quantity and the telescopic link level setting that the sleeve is the same, and correspond and be located a plurality of first direction and lead to the groove under, the one end of every telescopic link is fixed with the inner wall of installation circle, and the other end of every telescopic link is fixed with the bearing, and every bearing corresponds to rotate with every annular mounting groove and is connected.

Preferably, the beater assembly comprises a plurality of flexible beater bars arranged longitudinally along the sleeve.

Preferably, get to be equipped with a plurality of powder covers of inhaling on the interior bottom surface of powder case, a plurality of powder covers of inhaling encircle the through-hole setting, it has a plurality ofly to inhale the powder pipe, and a plurality ofly inhale the one end of powder pipe and extend to get in the powder incasement and inhale the powder cover intercommunication with a plurality of, and a plurality ofly inhale the other end of powder pipe and be connected with the shunt tubes, inhale the input and the shunt tubes intercommunication of powder pump.

Preferably, the collecting container comprises a collecting barrel, a barrel cover is connected to a barrel opening of the collecting barrel in a threaded manner, a side wall of the barrel cover is fixedly connected with a side wall of the holding rod, and one end, far away from the powder suction pump, of the powder discharge pipe is communicated with the barrel cover.

Compared with the prior art, the invention has the beneficial effects that:

1. when the corn pollen is collected, the holding rod is held by hand to enable the pollen taking box to cover the corn tassels without bending stems, the beating mechanism can automatically beat the scattered pollen of the corn tassels without manual shaking, the scattered pollen in the pollen taking box is directly sent into the collecting container through the pollen suction pump without cleaning or replacing a cloth bag, so that the pollen can be continuously taken from the next corn tassels, and the pollen taking efficiency is improved.

2. According to the invention, the opening and closing mechanism adopts the plurality of fan-shaped shielding sheets to seal the through holes, so that the corn pollen scattered in the pollen taking box cannot flow out.

3. The collecting barrel is in threaded connection with the barrel cover, so that the collecting barrel is convenient to take down from the holding rod after collection is finished, and subsequent use is carried out.

Drawings

FIG. 1 is a schematic side view of the present invention;

FIG. 2 is a schematic view of the internal structure of the powder-taking box of the present invention;

FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2 according to the present invention;

FIG. 4 is a top view of the first mounting plate of the present invention;

FIG. 5 is a top view of a second mounting plate of the present invention;

fig. 6 is a schematic structural view of the opening and closing mechanism of the present invention when the through hole is opened.

Detailed Description

The following detailed description of the invention refers to the accompanying drawings 1-6. In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

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 invention, "a plurality" means two or more unless otherwise specified.

It should be noted that the circuit connections involved in the present invention all adopt a conventional circuit connection manner, and no innovation is involved.

Example 1

As shown in fig. 1 to 6, an embodiment of the present invention provides a corn pollen extractor, which includes a pollen extracting box 1, an opening and closing mechanism, a beating mechanism, a holding rod 2, a collecting container 3 and a pollen sucking pump 4; the bottom of the powder taking box 1 is provided with a through hole 101; the opening and closing mechanism is arranged at the through hole 101 and used for closing or opening the through hole 101; the beating mechanism is arranged in the pollen taking box 1 and is used for beating the corn tassels; the side wall of the holding rod 2 is fixed with the side wall of the powder taking box 1 through a first connecting rod 21; the collecting container 3 is detachably connected with the holding rod 2; the powder suction pump 4 is arranged on the first connecting rod 21, the input end of the powder suction pump 4 is communicated with the powder taking box 1 through a powder suction pipe 41, and the output end of the powder suction pump 4 is communicated with the collecting container 3 through a powder discharge pipe 42.

When collecting corn pollen, the position of the pollen taking box 1 is adjusted through the holding rod 2, the corn stamens at the top end of the stalks enter the pollen taking box 1 through the through hole 101, then the through hole 101 is sealed through the opening and closing mechanism, then the beating mechanism is controlled to beat the corn stamens inside the pollen taking box 1, so that the corn pollen drifts out, the corn pollen only drifts in the pollen taking box 1 because the opening and closing mechanism seals the through hole 101, then the pollen suction pump 4 is controlled to suck the corn pollen drifted in the pollen taking box 1 through the pollen suction pipe 41 and is discharged into the collection container 3 through the pollen discharge pipe 42 for collection, the collection container 3 is detachably connected with the holding rod 2, so the collection container 3 can be conveniently taken down to use the corn pollen, the stalks do not need to be bent and shaken back and forth in the whole pollen taking process, and the scattered corn pollen can be completely collected by the collection container 3 due to the existence of the opening and closing mechanism, avoid from getting powder case 1 internal leakage, simultaneously, need not to clear up or change the sack to not only save physical power, improved moreover and got powder efficiency.

Example 2

In the present embodiment, the structure of the opening and closing mechanism is defined on the basis of embodiment 1, and as shown in fig. 2 to 6, the opening and closing mechanism includes a motor 5, a first mounting plate 52, a second mounting plate 54, a plurality of connecting shafts 56, a power supply module, and a controller; the motor 5 is fixed on the inner top surface of the powder taking box 1, and an output shaft of the motor 5 is connected with a rotating shaft 51 which is vertically arranged downwards; the first mounting plate 52 is horizontally arranged and fixed with the other end of the rotating shaft 51, a plurality of first guide through grooves 53 are formed in the first mounting plate 52, and the plurality of first guide through grooves 53 are arc-shaped and arranged around the rotating shaft 51; the second mounting plate 54 is horizontally sleeved and fixed in the powder taking box 1 and is positioned between the motor 5 and the first mounting plate 52, the top of the second mounting plate 54 is provided with a plurality of second guide through grooves 55 with the same number as the first guide through grooves 53, the plurality of second guide through grooves 55 are distributed in a radial shape, and the center of the second mounting plate 54 is provided with a through hole for the rotating shaft 51 to pass through; a plurality of connecting shafts 56 are vertically arranged, the upper end of each connecting shaft 56 is correspondingly clamped in the first guiding through groove 53 and the second guiding through groove 55, a fan-shaped cover sheet 58 is fixed on the side wall of the lower end of each connecting shaft 56, which is opposite to the through hole 101, through a second connecting rod 57, and the bottom of the fan-shaped cover sheet 58 is in sliding contact with the inner bottom surface of the powder taking box 1; the power supply module is arranged on the holding rod 2; the controller is arranged on the holding rod 2 and is connected with the power module, and the motor 5 and the powder suction pump 4 are respectively and electrically connected with the controller.

Referring to fig. 6, in this case, when the through hole 101 is opened by the opening and closing mechanism, the male ear of corn is conveniently put into the pollen-taking box 1, after the male ear of corn is put in, the control motor 5 drives the rotating shaft 51 to rotate in the forward direction, the rotating shaft 51 rotates to drive the first mounting plate 52 to rotate synchronously, as shown in fig. 3 to 5, four connecting shafts 56 are described by way of example, the first mounting plate 52 rotates to extrude the four connecting shafts 56 through the four arc-shaped first guiding through grooves 53 formed therein, since the second mounting plate 54 is horizontally sleeved and fixed in the pollen-taking box 1 and provided thereon with the four second guiding through grooves 55 arranged in a cross shape, when the first guiding through grooves 53 extrude the connecting shafts 56, the connecting shafts 56 are gathered together along the center of the through hole 101 in the length direction of the second guiding through grooves 55 by matching with the second guiding through grooves 55, when the connecting shafts 56 move, the second connecting rods 57 drive the fan-shaped shielding sheets 58 to gather together synchronously, referring to fig. 2 and 3, after the connecting shaft 56 moves to the extreme position of the second guiding through groove 55, the four fan-shaped shielding sheets 58 are gathered together, so that the through hole 101 is shielded, and the rootstocks of the maize tassels are clamped in the middle to avoid generating gaps, so that the maize pollen is scattered out.

Furthermore, as shown in fig. 2, in order to enable flapped corn pollen to fall to the periphery of the inner bottom surface of the powder taking box 1, the powder suction pipe 41 is convenient to suck, so that the fan-shaped shielding pieces 58 are all obliquely arranged, a complete conical cap structure is formed when the fan-shaped shielding pieces 58 are folded, and the scattered corn pollen can slide to the periphery from the center of the powder taking box 1 by utilizing the conical cap structure, so that the scattered corn pollen is close to the powder suction pipe 41, and the powder suction pipe 41 is convenient to suck.

Furthermore, as shown in fig. 2, in order to limit the vertical direction of the connecting shaft 56, two limiting rings 59 are fixed on each connecting shaft 56 in a sleeved manner, the two limiting rings 59 are respectively located at the upper and lower sides of the second mounting plate 54, the outer diameter of each limiting ring 59 is larger than the width of the second guiding through groove 55, and the connecting shaft 56 can be kept moving horizontally by the two limiting rings 59.

Example 3

In this embodiment, a specific structure of the flapping mechanism is limited based on embodiment 2, and as shown in fig. 2 and 3, the flapping mechanism includes an electric push rod 61, a mounting ring 62, a plurality of sleeves 63, a plurality of telescopic rods 65 with the same number as the sleeves 63, and a plurality of telescopic rods 65 with the same number as the sleeves 63; the electric push rod 61 is fixed at the bottom of the second mounting plate 54, and the electric push rod 61 is electrically connected with the controller; the mounting ring 62 is horizontally arranged in the powder taking box 1 and is positioned below the first mounting plate 52, and the top of the mounting ring 62 is connected with the output end of the electric push rod 61; the sleeves 63 are correspondingly sleeved on the connecting shafts 56, each connecting shaft 56 is provided with a thread, the sleeves 63 are in threaded connection with the connecting shafts 56, the outer side wall of each sleeve 63 is provided with a flapping component, and the side wall of each sleeve 63 close to the upper end of the sleeve is provided with an annular mounting groove 64; a plurality of telescopic links 65 the same in quantity with sleeve 63 are horizontally arranged, and are correspondingly located under the plurality of first guiding through grooves 53, one end of each telescopic link 65 is fixed with the inner wall of the mounting ring 62, the other end of each telescopic link 65 is fixed with a bearing 66, and each bearing 66 is correspondingly and rotatably connected with each annular mounting groove 64.

When patting the maize tassel, drive installation ring 62 through control electric putter 61 and reciprocate, the in-process that installation ring 62 removed drives a plurality of sleeves 63 through a plurality of telescopic links 65 and bearing 66 and reciprocates in step, because sleeve 63 and connecting axle 56 threaded connection, when consequently sleeve 63 reciprocates, sleeve 63 can carry out just reversal to drive and pat the subassembly and pat the maize tassel. And the corn pollen on the corn pollen falls off.

Further, as shown in fig. 2 and 3, the beating assembly comprises a plurality of flexible beating strips 67 longitudinally arranged along the sleeve 63, the flexible beating strips 67 are arranged to avoid rotting the corn tassel when beating the scattered pollen of the corn tassel, and the corn tassel can be beaten in all directions through the matching of the plurality of sleeves 63 and the plurality of flexible beating strips 67.

Example 4

In this embodiment, on the basis of embodiment 1, as shown in fig. 1 to 3, in order to suck out the pollen scattered in the powder taking box 1 in all directions, a plurality of powder suction covers 7 are provided on the inner bottom surface of the powder taking box 1, the plurality of powder suction covers 7 are provided around the through hole 101, a plurality of powder suction pipes 41 are provided, one ends of the plurality of powder suction pipes 41 extend into the powder taking box 1 to communicate with the plurality of powder suction covers 7, the other ends of the plurality of powder suction pipes 41 are connected with the diversion pipe 71, and the input end of the powder suction pump 4 communicates with the diversion pipe 71.

Example 5

In this embodiment, the structure of the collection container 3 is defined on the basis of embodiment 1, as shown in fig. 1, the collection container 3 includes a collection barrel 31, a barrel cover 32 is screwed at a barrel opening of the collection barrel 31, a side wall of the barrel cover 32 is fixedly connected with a side wall of the holding rod 2, and one end of the powder discharge pipe 42, which is far away from the powder suction pump 4, is communicated with the barrel cover 32. After the corn pollen is collected, the collecting barrel 31 is in threaded connection with the barrel cover 32, so that the collecting barrel 31 can be separated from the barrel cover 32 by rotating the collecting barrel 31, and the collecting barrel 31 is taken down from the holding rod 2, thereby facilitating subsequent treatment.

The above disclosure is only for the preferred embodiments of the present invention, but the embodiments of the present invention are not limited thereto, and any changes that can be made by those skilled in the art should fall within the scope of the present invention.

Claims

1. A maize pollen ware of getting it whitewashed, its characterized in that includes:

the bottom of the powder taking box (1) is provided with a through hole (101);

the opening and closing mechanism is arranged at the through hole (101) and is used for closing or opening the through hole (101);

the beating mechanism is arranged in the powder taking box (1) and is used for beating the corn tassels;

the side wall of the holding rod (2) is fixed with the powder taking box (1) through a first connecting rod (21);

the collecting container (3) is detachably connected with the holding rod (2);

the powder suction pump (4) is arranged on the first connecting rod (21), the input end of the powder suction pump (4) is communicated with the powder taking box (1) through a powder suction pipe (41), and the output end of the powder suction pump (4) is communicated with the collecting container (3) through a powder discharge pipe (42).

2. The corn pollen collector as claimed in claim 1, wherein the opening and closing mechanism comprises:

the motor (5) is fixed on the inner top surface of the powder taking box (1), and an output shaft of the motor (5) is connected with a rotating shaft (51) which is vertically arranged downwards;

the first mounting plate (52) is horizontally arranged and fixed with the other end of the rotating shaft (51), a plurality of first guiding through grooves (53) are formed in the first mounting plate (52), and the first guiding through grooves (53) are arc-shaped and arranged around the rotating shaft (51);

the second mounting plate (54) is horizontally sleeved and fixed in the powder taking box (1) and is positioned between the motor (5) and the first mounting plate (52), a plurality of second guiding through grooves (55) with the same number as the first guiding through grooves (53) are formed in the top of the second mounting plate (54), the plurality of second guiding through grooves (55) are distributed in a radial shape, and a through hole for enabling the rotating shaft (51) to penetrate through is formed in the center of the second mounting plate (54);

the powder taking box comprises a plurality of connecting shafts (56), wherein the connecting shafts (56) are vertically arranged, the upper ends of the connecting shafts (56) are correspondingly clamped in a first guide through groove (53) and a second guide through groove (55) respectively, a fan-shaped shielding sheet (58) is fixed on the side wall, opposite to the through hole (101), of the lower end of each connecting shaft (56) through a second connecting rod (57), and the bottom of the fan-shaped shielding sheet (58) is in sliding contact with the inner bottom surface of the powder taking box (1);

the power supply module is arranged on the holding rod (2);

the controller is arranged on the holding rod (2) and connected with the power module, and the motor (5) and the powder suction pump (4) are respectively and electrically connected with the controller.

3. The corn pollen extractor as claimed in claim 2, wherein the plurality of fan-shaped shutters (58) are inclined such that the plurality of fan-shaped shutters (58) form a complete conical cap structure when closed.

4. The corn pollen taking device as claimed in claim 2, wherein each connecting shaft (56) is sleeved and fixed with two limiting rings (59), the two limiting rings (59) are respectively positioned at the upper side and the lower side of the second mounting plate (54), and the outer diameter of each limiting ring (59) is larger than the width of the second guiding through groove (55).

5. The corn pollen picker as claimed in claim 2, wherein the patting mechanism comprises:

the electric push rod (61) is fixed at the bottom of the second mounting plate (54), and the electric push rod (61) is electrically connected with the controller;

the mounting ring (62) is horizontally arranged in the powder taking box (1) and is positioned below the first mounting plate (52), and the top of the mounting ring (62) is connected with the output end of the electric push rod (61);

the flapping-type connecting device comprises a plurality of sleeves (63) which are correspondingly sleeved on a plurality of connecting shafts (56), wherein each connecting shaft (56) is provided with a thread, the sleeves (63) are in threaded connection with the connecting shafts (56), the outer side wall of each sleeve (63) is provided with a flapping component, and the side wall of each sleeve (63) close to the upper end of the sleeve is provided with an annular mounting groove (64);

the telescopic rods (65) are the same as the sleeves (63) in number, are horizontally arranged and are correspondingly located under the first guide through grooves (53), one end of each telescopic rod (65) is fixed to the inner wall of the mounting ring (62), the other end of each telescopic rod (65) is fixed with a bearing (66), and each bearing (66) is correspondingly connected with each annular mounting groove (64) in a rotating mode.

6. The corn pollen extractor as claimed in claim 4, wherein the beater assembly comprises a plurality of flexible beater bars (67) disposed longitudinally along the sleeve (63).

7. The corn pollen taking device as claimed in claim 1, wherein a plurality of powder sucking covers (7) are arranged on the inner bottom surface of the powder taking box (1), the plurality of powder sucking covers (7) are arranged around the through hole (101), the plurality of powder sucking pipes (41) are provided, one ends of the plurality of powder sucking pipes (41) extend into the powder taking box (1) and are communicated with the plurality of powder sucking covers (7), the other ends of the plurality of powder sucking pipes (41) are connected with a shunt pipe (71), and the input end of the powder sucking pump (4) is communicated with the shunt pipe (71).

8. The corn pollen powder taking device as claimed in claim 1, wherein the collecting container (3) comprises a collecting barrel (31), a barrel cover (32) is screwed at the opening of the collecting barrel (31), the side wall of the barrel cover (32) is fixedly connected with the side wall of the holding rod (2), and one end of the powder discharge pipe (42) far away from the powder suction pump (4) is communicated with the barrel cover (32).