CN203523489U - Rotary brush pollen collector for cotton - Google Patents

Abstract

The utility model relates to a rotary brush pollen collector for cotton. The rotary brush pollen collector comprises a shell, a power switch, a negative pressure motor, blades and a pollen collection head, wherein the detachable pollen collection head is arranged at the front end of the shell; the rear end of the shell is not closed; the negative pressure motor and the blades driven by the negative pressure motor are arranged in the shell; a pollen collection net is arranged between the blades and the pollen collection head; a pollen suction pipe penetrates through the pollen collection head and extends into the pollen collection net; the front end of the pollen suction pipe is connected with a suction port frame through first bearings; the suction port frame is provided with a pipeline part communicated with the pollen suction pipe; hairbrushes are arranged on the inner wall of the pipeline; a rotary brush gear is arranged on the suction port frame; a rotary brush motor drives the suction port frame to rotate through the rotary brush gear; the power switch simultaneously controls the negative pressure motor and the rotary brush motor to work. By the use of the pollen collector disclosed by the utility model, the seed production labor and the labor intensity can be reduced, the seed production efficiency is improved, and the production cost of hybrid seeds is lowered.

Description

The one rotating brush pollen collector that grows cotton

Technical field

The utility model is cotton rotating brush pollen collector, belongs to cotton hybrid seed production technology category, is applicable to the cotton hybrid production of hybrid seeds.

Background technology

Hybrid has the universal phenomenon that advantage is biosphere.Whether cotton is Cross Pollinated, exist hybrid vigour once to have arguement, facts have proved, cotton equally has hybrid vigour with other crops.Mell (1894) finds that hybrid cotton increases to some extent compared with its former parent in some economical character and fiber quality characteristic the earliest.Thereafter, various countries cotton genetic breeding man is to showing and carried out large quantity research with Interspecific heterosis between kind in cotton kind.(1921 have reported first generation of hybrid performance advantage on plant height, bloom number, seed cotton yield to Brown.Kokuer (1935) has reported two U.S. cotton variety point intermolecular hybrids, and the first generation of hybrid heavily goes up performance advantage at bell.The Characters such as Kime and Tilley (1943-45) are cotton with jade-like stone word, this word is cotton, the cotton research of Mount Tai word intervarietal cross kind main output of one, two generations, obtain 3 conclusions: 1. in some intraspecific hybridization generation, have significant Heterosis; 2. the second generation of hybrid does not show volume increase; 3. blood relationship incross far away, first generation of hybrid advantage may be stronger.Hawkins (1965); Millerlee (1964); Marani (1963) research upland cotton intraspecific hybrid thinks, with the cultivar of high yield, is parent, often produces the hybrid of high yield.The F1 of Patel (1971) (India) upland cotton intraspecific hybrid the best increases 138% compared with business check variety.Within 1974, select hybrid cotton No. 4, large-scale application on producing, has obtained huge economic and social benefit.Hybrid cotton area accounts for 28.2% of India's cotton gross area, 45% of the total product of output Zhan Quan India.The Chinese cotton hybrid vigor that begins one's study from the twenties is mainly between Asian cotton kind.Feng Zefang (1925) is pale reddish brown and blue or green stem chicken pin hybridization with Pudong, and first generation of hybrid plant height and resistance are all over parent.Xi Yuanling (1936) report, the proterties such as the assorted heavy generation of Asian cotton different cultivars part refers at plant height, clothing, Dan Lingchong, single bell seed is heavy and suede is long all show remarkable and faint hybrid vigour.Afterwards in the situation of hovering off and on.At the beginning of the sixties at the end of the fifties, mainly concentrate on sea, land hybrid vigour, the mid-1970s, and hybrid cotton was once gone all out with in the whole nation, but did not form the situation of large-area applications always.Since the eighties, China has strengthened the research and extension dynamics of hybrid cotton.Since " the Seventh Five-Year Plan ", in program for tackling key problems in science and technology is listed cotton hybrid vigor by country, each produces cotton large province and also in succession lists province's plan in, along with in the large-area applications of a collection of strong stress resistance such as assorted 29, the Soviet Union assorted 16 in assorted 028, Ji, wide adaptability, high yield, high quality combination in production, there is new research boom in China in the research of hybrid cotton.

Huang Zikang etc. have added up 1885 Upland Cotton intermolecular hybrids that 1976-1980 mainly produces the cotton 15Ge research and teaching unit of provinceing and have combined, wherein F1 underproduction combination accounts for 29.2%, the combination of volume increase 0-10% accounts for 22.1%, the combination of volume increase 11-20% accounts for 18.5%, the combination of volume increase 21-31% accounts for 13.5%, and more than 30% combination of volume increase accounts for 16.8%.Qian great Shun etc. (1989), measure 146 upland cotton intraspecific hybrids, and the F1 competitive advantage of high lint yield is 36.38%, and the competitive advantage of F2 still reaches 29.49%, and disease resistance, prematurity and fiber quality also exist obvious competitive advantage.

In recent years along with the development of biotechnology, especially the domestic incubation that there is the transgenosis Bt cotton of independent intellectual property right and turn bivalent gene Bt+CpTI cotton variety, transgenic pest-resistant hybrid cotton develops rapidly in cotton region, the Yangtze river basin, and cultivated area is in 70% left and right throughout the year.Yet over nearly 2 years, Yangtze river basin hybrid cotton produces the trend reducing gradually.Its main cause, the one, cotton seed production technical operation is numerous and diverse, and specification requirement is high; The 2nd, the factors such as work resource critical shortage, the sharp increase of agriculture recruitment work value rise rapidly producing seeds of hybrid cotton cost.Higher seed production cost has become the restriction " bottleneck " that China further develops transgenic pest-resistant hybrid cotton, in the urgent need to simplifying cotton seed production technology, reduces seed production cost, improves cotton seed production comprehensive benefit.

Cotton is Cross Pollinated, and flowering stage is long, and do not concentrate flowering stage, and floral organ is large and disperse.According to these flowering habits of cotton, people have proposed different cotton hybrid vigors and have utilized approach, and conventional has: three line method, two is method, chemical emasculation, indication trait utilization and artificial seed etc.Said method has his own strong points, and respectively has again its imperfection part, but adopts that method production of hybrid seeds all must adopt powder and pollination.And produce at present, above apply maximum " artificial seed " and " two is method " production of hybrid seeds, it adopts powder and pollination is all to adopt artificial method, No. 200920231156.5 Chinese utility model patent formerly discloses a kind of " taper turbine negative-pressure pollen collector for hybrid cotton ", this pollen collector comprises housing, power supply, motor, blade and pollen collecting head, one end of housing is provided with disassembling pollen collecting head, in housing, there is motor and by motor-driven taper flabellum, between taper flabellum and pollen collecting head, be provided with collection powder net; Powder absorbing pipe extends in collection powder net through pollen collecting head; The housing that taper flabellum is corresponding is provided with venthole.This pollen collector has improved the speed of adopting powder greatly, while using in field, must arrive at 10 in the morning after pollen just can collect after fully scattering, and pollen collecting is incomplete, though faster than artificial but still not ideal enough.The flower being only applicable under indoor adopting is got powder, get powder speed fast and get clean.Field is directly got powder and is needed higher specification requirement.

Summary of the invention

The purpose of this utility model is to improve to adopt powder sport technique segment in cotton hybrid seed production technology, reduces production of hybrid seeds recruitment and labour intensity, improves seed production efficiency, and hybrid seed production cost is reduced, and a kind of rotating brush pollen collector is provided.

Cotton rotating brush pollen collector described in the utility model, comprise housing, power switch, vacuum motor, blade and pollen collecting head, the front end of housing is provided with disassembling pollen collecting head, housing rear end is not sealed, the blade that has vacuum motor and driven by vacuum motor in housing, is provided with collection powder net between blade and pollen collecting head; Powder absorbing pipe extends in collection powder net through pollen collecting head; The front end of powder absorbing pipe by clutch shaft bearing be connected with suction inlet frame, suction inlet frame has the pipe section communicating with powder absorbing pipe, this inner-walls of duct is provided with hairbrush; Suction inlet frame is provided with and revolves brush teeth wheel, and one revolves brush motor rotates by revolving brush gear driven suction inlet frame; Power switch is controlled vacuum motor simultaneously and is revolved the work of brush motor.

In suction inlet frame, can establish bilayer or Multilayer brush, every layer of hairbrush is two or more along circumferentially arranging, and bristle is towards the center of circle.

Petal, because the rotation of suction inlet frame is involved in powder absorbing pipe, makes flower damage and may make pollen collector be wound around and cisco unity malfunction by petal in order to prevent from adopting powder, at suction inlet frame peripheral hardware, stops swing frame.One stops swing frame is connected to the port outside of suction inlet frame by the second bearing, during the rotation of suction inlet frame, only swing frame keeps static.

Further, described clutch shaft bearing is thin-walled sealed bearing.Powder absorbing pipe outer wall is provided with the electric machine support that fixedly revolves brush motor.Described blade is biparting blade.Described housing rear port place is provided with catch net.

Between powder absorbing pipe and pollen collecting head, be tight fit, can regulate as required length and the direction of sucker, pollen collecting head is movable fast changeable.Pollen collector shell adopts the acrylic material of all-transparent to make, in collection powder net pollen number can observe at any time.Collection powder net adopts the above stainless steel gauze of 150 order to make, easily quick-replaceable.Pollen collector cumulative volume is less, can be held in easily in the palm, uses very comfortablely, and it is tired that long-time operation can not felt yet.

Compare with existing Cotton pollen-picking device, the utility model pollen collector adopts rotating brush, with negative-pressure air fan and revolve brush driven by motor hairbrush fast rotational, when flower pesticide is peeled off to filigree, sweep broken pollen that anther wall the do not shed part flower pesticide that sheds, and suck and collect in powder net in time.Complete the collection of pollen.The collector that adopts the utility model to provide, during cotton seed production, sheds after partial pollen at cotton flower about 8 o'clock every mornings, can start to adopt powder, adopts the powder time not to be subject to field loose powder time restriction; Pollen is with adopting with use, and Pollen Activity is high, and the strong seed number of Bolls per plant and every bell is many, and hybrid seed yield is high; Output simultaneously that not only retained male parent, and the output of male parent is also higher than the output in general cotton field, because adopt cotton bilayer rotating brush pollen collector field, directly adopt powder, not only do not injure ovary and the column cap of cotton, and equal to have carried out an artificial supplementary pollination, thereby output of cotton is significantly improved.Pollen collector cumulative volume is less, can be held in easily in the palm, uses very comfortablely, and it is tired that long-time operation can not felt yet, simultaneously simple to operate, and general production of hybrid seeds personnel all can operate.

Accompanying drawing explanation

Fig. 1 is rotating brush pollen collector schematic diagram.

1-revolves brush motor, 2-electric machine support, and 3-motor gear, 4-revolves brush teeth wheel, 5-clutch shaft bearing, 6-the second bearing; 7-suction inlet frame, 8-hairbrush, 9-stops swing frame, 10-powder absorbing pipe, 11-pollen collecting head, 12-housing; 13-collection powder net, 14-negative-pressure air fan, the biparting blade of 15-, 16-protective cover, 17-power switch.

Embodiment

Fig. 1 is the schematic diagram of a preferred embodiment of the utility model, while adopting powder, male inflorescence and style are put in suction inlet frame 7, at this moment flower pesticide and filigree are positioned at the position of hairbrush 8, stigma and style is in the middle part of hairbrush 8, when user presses power switch 17, negative-pressure air fan 14 and revolve brush motor 1 start simultaneously, motor gear 3 drives while rotating and revolves 4 rotations of brush teeth wheel, and then suction inlet frame 7 and hairbrush 8 are also rotated simultaneously, and flower pesticide is just in time in the position at double-deck hairbrush 8 places, pollen has just been brushed time together with flower pesticide under the rotation of hairbrush, under the effect of negative-pressure air fan 14, pollen and flower pesticide enter in collection powder net 13 by powder absorbing pipe 10.Complete the collection of pollen.For suction inlet frame 7 and hairbrush 8 can easily be rotated reposefully, the clutch shaft bearing 5 adopting between powder absorbing pipe 10 and suction inlet frame 7 is thin-walled sealed bearing.Only the effect of swing frame 9 is to make suction inlet bottom with respect to flower transfixion, prevents that petal is because rotation is involved in pollen collecting head, makes flower damage and may make pollen collecting head be wound around and cisco unity malfunction by petal.Stop rotation and fixing second bearing 6 that adopts of 7, swing frame 9 and suction inlet frame.Pollen collecting head 11 is couplings of each parts, collection powder net 13 be plugged on it above, the cotton pollen being sucked in by negative-pressure air fan 14 here, by the husky net filtration of stainless steel, is gathered in husky net.Between powder absorbing pipe 10 and pollen collecting head, be tight fit, can regulate as required length and the direction of powder absorbing pipe.Simultaneously or the connectors of housing 12, main casing is made by transparent acrylic for pollen collecting head 11, and user can be in real time, clearly see situation about gathering in netting, and in time pollen taken out when needed.Negative-pressure air fan adopts booster-type bi-motor integral fan, and it has two independent blower fans that exhaust air rate is different, has two difform flabellums 15 simultaneously, can reach higher negative pressure value.Because the rotating speed of blower fan is very fast, protective cover 16 is in order to guarantee user's safety.Power switch 17 adopts the slim switch of push button, presses work, easy to use.Electric machine support 2 is for fixed electrical machinery, can the position of motor be finely tuned and be fixed, and makes machine operation in optimum state.

Concrete using method is: during cotton seed production, during every morning 8-9, at cotton flower, shed after partial pollen, by being full of electric battery, hang over loins, the plug of pollen collector is inserted on battery, left hand is gently pinched open flower on the same day, to adopt powder mouth is inserted on flower and reaches flower base portion, note making column cap at the center of pollen collecting head, dub the switch on pollen collector, moment, the pollen of a flower gathered, repeat next flower, until collection powder net is received 2/3 full i.e. taking-up, pour in the pollenator of getting ready in advance, take at any time, fill pollen and stand-by pollenator can be put into the heat-preserving container that has in advance ice bag, to keep the high vigor of pollen.The pollen 30-35ml that collects per hour can pollinate for 4-6 people simultaneously at present.The present invention is applied to the large area production of hybrid seeds, can reduce the production cost of hybrid seed, increases the output of cotton in male parent field, significantly improves seed production efficiency.Also can be applicable to the combination of breeding units preparing hybrid or the small size production of hybrid seeds, thereby increase work efficiency.

Claims (7)

1. the rotating brush pollen collector that grows cotton, comprise housing, power switch, vacuum motor, blade and pollen collecting head, the front end of housing is provided with disassembling pollen collecting head, housing rear end is not sealed, the blade that has vacuum motor and driven by vacuum motor in housing, is provided with collection powder net between blade and pollen collecting head; Powder absorbing pipe extends in collection powder net through pollen collecting head; The front end that it is characterized in that powder absorbing pipe by clutch shaft bearing be connected with suction inlet frame, suction inlet frame has the pipe section communicating with powder absorbing pipe, this inner-walls of duct is provided with hairbrush; Suction inlet frame is provided with and revolves brush teeth wheel, and one revolves brush motor rotates by revolving brush gear driven suction inlet frame; Power switch is controlled vacuum motor simultaneously and is revolved the work of brush motor.

2. cotton rotating brush pollen collector according to claim 1, is characterized in that being provided with double-deck hairbrush in suction inlet frame, and every layer of hairbrush is two or more along circumferentially arranging, and bristle is towards the center of circle.

3. cotton rotating brush pollen collector according to claim 1 and 2, is characterized in that, one stops swing frame is connected to the port outside of suction inlet frame by the second bearing, and during the rotation of suction inlet frame, only swing frame keeps static.

4. cotton rotating brush pollen collector according to claim 3, is characterized in that, described clutch shaft bearing is thin-walled sealed bearing.

5. cotton rotating brush pollen collector according to claim 3, is characterized in that, powder absorbing pipe outer wall is provided with the electric machine support that fixedly revolves brush motor.

6. cotton rotating brush pollen collector according to claim 3, is characterized in that, described blade is biparting blade.

7. cotton rotating brush pollen collector according to claim 3, is characterized in that, described housing rear port place is provided with catch net.

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