CN202857276U - Precise seed metering device of pneumatic seeder - Google Patents
Precise seed metering device of pneumatic seeder Download PDFInfo
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- CN202857276U CN202857276U CN 201220480037 CN201220480037U CN202857276U CN 202857276 U CN202857276 U CN 202857276U CN 201220480037 CN201220480037 CN 201220480037 CN 201220480037 U CN201220480037 U CN 201220480037U CN 202857276 U CN202857276 U CN 202857276U
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- 238000005183 dynamical system Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 3
- 244000068988 Glycine max Species 0.000 abstract description 2
- 235000010469 Glycine max Nutrition 0.000 abstract description 2
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- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 abstract description 2
- 235000002017 Zea mays subsp mays Nutrition 0.000 abstract description 2
- 235000005822 corn Nutrition 0.000 abstract description 2
- 241000721671 Ludwigia Species 0.000 abstract 4
- 241000196324 Embryophyta Species 0.000 description 2
- 238000012271 agricultural production Methods 0.000 description 2
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- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003971 tillage Methods 0.000 description 1
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Abstract
The utility novel relates to a precise seed metering device of a pneumatic seeder. The device comprises a seed box, a housing, an air suction pipe and a seed storer, wherein the air suction pipe and the seed storer are respectively arranged at both sides of the housing; a seed inlet at the upper part of the seed storer is corresponding to the seed box; a seed outlet is formed at the bottom of the seed storer; the seed box is mounted on a seed box seat; a flow regulating plate is mounted on the seed storer; a seed cleaner, a seed fetching mechanism and an air flow disrupter are mounted in a chamber formed by the housing and the seed storer; and the seed fetching mechanism is driven by a transmission mechanism. The precise seed metering device of the pneumatic seeder has the advantages that seeds are not injured in the seeding metering process; the requirement of seed size is not rigid; and the device is good in generality, can adapt to high-speed operation, and can be used to sow different crops, such as corn, soybean, and sunflower through replacement with different seed fetching trays.
Description
Technical field
The utility model relates to a kind of dispenser of agricultural production, and concrete is a kind of air-sucking type spacing seed feeder, mainly is applicable to pneumatic seeder.
Background technology
Sowing is the key link in the agricultural production process, seeding unit is as the core component of sower, it is the principal element that determines sower characteristic and service behaviour, the pneumatic seeder spacing seed feeder is as a kind of form of pneumatic type, prove through test and production practices, have injuring-free seed, not tight to the seed sizes requirement, the characteristics that versatility is good.
Summary of the invention
The purpose of this utility model provides a kind of pneumatic seeder spacing seed feeder, is applicable to the no-tillage seeding operation of various crop.The technical solution of the utility model is: a kind of pneumatic seeder spacing seed feeder, it is characterized in that: comprise kind of a case, housing, air intake duct and kinds of bank deposits device, the both sides of described housing are respectively equipped with air intake duct and kinds of bank deposits device, the seed inlet on described kinds of bank deposits device top is corresponding with the kind case, its bottom is provided with out kind of a mouth, described kind of case is installed on kind of the block, on this kinds of bank deposits device flow control board is installed, be equipped with in the chamber that described housing and kinds of bank deposits device form and plant clearly device, get kind of mechanism and shutter, described kind of the mechanism of getting drives by transmission mechanism.
Described transmission mechanism comprises drive bevel gear, by dynamic bevel gear, drive sprocket, the seeding sprocket wheel, chain and regulating wheel, the power of described drive bevel gear is provided by the dynamical system of sower, this drive bevel gear is meshed with described driven wheel of differential, described drive sprocket is installed on the wheel shaft of driven wheel of differential, and by the rotation of chain drive drive seeding sprocket wheel, described seeding sprocket wheel by bearings on air chamber base, this air chamber base is fixedly mounted on the housing, this seeding sprocket wheel is fixedly connected with the air chamber dish by bolt, end face at this bearing is equipped with lock sleeve, in the chain lower end regulating wheel is installed.
Described kind of the mechanism of getting comprises described air chamber base, air chamber dish, seed taking disc and driver plate, along the circumferential direction be uniformly distributed with several on the described seed taking disc and get kind of a hole, this seed taking disc is installed on the air chamber dish, and and the air chamber dish between form vacuum chamber, form seed chamber simultaneously and between the kinds of bank deposits device, seed taking disc in seed chamber one side is equipped with driver plate, and described air intake duct is connected with vacuum chamber.
Described flow control board comprises lateral adjustments plate and vertical adjustment plate, described lateral adjustments plate is plugged in kind of the fluting of block lower end, and by the openings of sizes of slip lateral adjustments plate adjusting kind of case towards the kinds of bank deposits device, what described vertical adjustment plate slided is installed on the side plate inwall that surrounds described seed inlet.
Described clear kind of device comprises outer clear kind of device and interior clear kind of device, described outer clear kind of device comprises seeds scraper, fork, pointer guide plate, dial and pointer, described dial and pointer guide plate are fixedly mounted on the kinds of bank deposits device outer wall with bolt, on the outer wall that is installed in the kinds of bank deposits device that described pointer rotates, its indication end is corresponding with described dial, and the arcuate socket that the adjustment bolt passes the pointer guide plate is connected with pointer; Described seeds scraper and fork are installed on the inwall of kinds of bank deposits device, on the inwall that is installed in the kinds of bank deposits device that one end of described seeds scraper rotates, the other end is installed in the U-shaped groove of fork, and with seed taking disc on to get kind of hole corresponding, described fork is fixedly connected with described pointer by pin;
Described interior clear kind of device comprises top board and limiting plate, in the groove that is installed in kinds of bank deposits device outer wall that described limiting plate rotates, and fixes by adjusting screw, and this limiting plate is fixedly connected with the top board that is installed in kinds of bank deposits device inside.
Described shutter comprises rubber flap and shell fragment, described rubber flap is fixedly mounted on an end of shell fragment, this shell fragment other end is fixedly mounted on the lock sleeve, and kind of the hole of getting that described rubber flap and kinds of bank deposits device go out kind of mouth closely cooperates, and both are Elastic Contact.
Be respectively arranged with observation window and lower observation window in the upper and lower of described kinds of bank deposits device.
The utility model has the advantages that: injuring-free seed in the seeding process, seed sizes is required not tight, versatility is good, can adapt to the high speed operation, can seeding corn by changing different seed taking discs, the Different Crop such as soybean, sunflower.
Description of drawings
Fig. 1 is agent structure schematic diagram of the present utility model;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the left part full sectional view of Fig. 1;
Fig. 4 is that the K of Fig. 1 is to partial sectional view.
Description of reference numerals: 1-housing, 2-chain, 3-limiting plate, 4-seeds scraper, 5-kind of case, 6-kind of block, 7-lateral adjustments plate, 8-dial, 9-pointer guide plate, 10-vertical adjustment plate, 11-regulating wheel, 12-drive bevel gear, 13-by dynamic bevel gear, 14-drive sprocket, 15-air intake duct, 16-kinds of bank deposits device, 17-air chamber base, 18-seeding sprocket wheel, 19-top board, 20-limiting plate, 21-upper observation window, 22-seed taking disc, 23-driver plate, 24-shell fragment, 25-rubber flap, 26-fork, 27-pointer, 28-lock sleeve, 29-lower observation window, 30-get kind of a hole, 31-vacuum chamber, 32-air chamber dish.
Embodiment
Referring to Fig. 1 to Fig. 4, the utility model relates to a kind of pneumatic seeder spacing seed feeder, the utility model is fixedly connected with the seeder frame square tube when in use, it comprises kind of case 5, housing 1, air intake duct 15 and kinds of bank deposits device 16, the both sides of described housing 1 are respectively equipped with air intake duct 15 and kinds of bank deposits device 16, the seed inlet on described kinds of bank deposits device 16 tops is corresponding with kind case 5, its bottom is provided with out kind of a mouth, described kind of case 5 is installed on kind of the block 6, on this kinds of bank deposits device 16 flow control board is installed, be equipped with in the chamber that described housing 1 and kinds of bank deposits device 16 form and plant clearly device, get kind of mechanism and shutter, described kind of the mechanism of getting drives by transmission mechanism.
Described transmission mechanism comprises drive bevel gear 12, by dynamic bevel gear 13, drive sprocket 14, seeding sprocket wheel 18, chain 2 and regulating wheel 11, the power of described drive bevel gear 12 is provided by the dynamical system of sower, this drive bevel gear 12 is meshed with described driven wheel of differential 13, described drive sprocket 14 is installed on the wheel shaft of driven wheel of differential 13, and by 18 rotations of chain 2 transmissions drive seeding sprocket wheel, described seeding sprocket wheel 18 by bearings on air chamber base 17, this air chamber base 17 is fixedly mounted on the housing 1, this seeding sprocket wheel 18 is fixedly connected with air chamber dish 32 by bolt, and the end face of this bearing is equipped with lock sleeve 28, in chain 2 lower ends regulating wheel 11 is installed.
Described kind of the mechanism of getting comprises described air chamber base 17, air chamber dish 32, seed taking disc 22 and driver plate 23, along the circumferential direction be uniformly distributed with several on the described seed taking disc 22 and get kind of hole 30, this seed taking disc 22 is installed on the air chamber dish 32, and and air chamber dish 32 between form vacuum chamber 31, form seed chamber simultaneously and between the kinds of bank deposits device 16, seed taking disc 22 in seed chamber one side is equipped with driver plate 23, described air intake duct 15 is connected with vacuum chamber 31, when blower fan is worked, the driving air intake duct is air-breathing, vacuum chamber 31 forms negative pressure, namely the seed in the kinds of bank deposits device 16 is adsorbed onto getting in kind of the hole 30 of seed taking disc 22.
Described flow control board comprises lateral adjustments plate 7 and vertical adjustment plate 10, described lateral adjustments plate 7 is plugged in the fluting of kind of block 6 lower ends, and by the openings of sizes of slip lateral adjustments plate 7 adjusting kind of casees 5 towards kinds of bank deposits device 16, what described vertical adjustment plate 10 slided is installed on the side plate inwall that surrounds described seed inlet, when downward adjusting vertical adjustment plate 10, the opening that leads to seed chamber in the kinds of bank deposits device 16 reduces, thereby control flows to the seed flow of seed chamber.
Described clear kind of device comprises outer clear kind of device and interior clear kind of device, described outer clear kind of device comprises seeds scraper 4, fork 26, pointer guide plate 9, dial 8 and pointer 27, described dial 8 is fixedly mounted on the outer wall of kinds of bank deposits device 16 with pointer guide plate 9 usefulness bolts, on the outer wall that is installed in kinds of bank deposits device 16 that described pointer 27 rotates, its indication end is corresponding with described dial 8, adjusts the arcuate socket that bolt passes the pointer guide plate and is connected with pointer 27; Described seeds scraper 4 and fork 26 are installed on the inwall of kinds of bank deposits device 16, on the inwall that is installed in kinds of bank deposits device 16 that one end of described seeds scraper 4 rotates, the other end is installed in the U-shaped groove of fork 26, and with seed taking disc 22 on to get kind of hole 30 corresponding, described fork 26 is fixedly connected with described pointer 27 by pin, when along pointer guide plate 9 rotating pointer 27, pointer 27 drives seeds scraper 4 by fork 26 and moves radially along seed taking disc 22, thereby adjusting seeds scraper 4 is with respect to getting the radially position in the outside, kind of hole, to regulate seeds scraper from the far and near position of seed; Described interior clear kind of device comprises top board 19 and limiting plate 20, in the groove that is installed in kinds of bank deposits device 16 outer walls that described limiting plate 20 rotates, and fix by adjusting screw, this limiting plate 20 is fixedly connected with the top board 19 that is installed in kinds of bank deposits device 16 inside, when stirring the position of limiting plate 20 in kinds of bank deposits device 16 outer wall grooves, drive top board 19 and move, thereby adjusting top board 19 is with respect to getting radially inboard position, kind of hole, to regulate interior clear kind device from the far and near position of seed.
Described shutter comprises rubber flap 25 and shell fragment 24, described rubber flap 25 is fixedly mounted on an end of shell fragment 24, these shell fragment 24 other ends are fixedly mounted on the lock sleeve 28, described rubber flap 25 closely cooperates with kind of the hole 30 of getting that the kinds of bank deposits device goes out kind of mouth place, rotate to when bottom when getting kind of hole 30, rubber flap 25 will be got kind of a hole and block, blocked being communicated with of ambient atmosphere and vacuum chamber, thereby negative pressure disappears, this moment, seed namely dropped out, and rubber flap 25 is also cleaned out feed outlet in addition, for next time suction is planted ready, it is Elastic Contact with contacting of seed taking disc 22 that shell fragment 24 makes blade insert 25, thereby reduces friction.
Be respectively arranged with observation window 21 and lower observation window 29 in the upper and lower of described kinds of bank deposits device 16, on the described lower observation window cover plate be installed when in use, when observing, cover plate is removed.
Operation principle of the present utility model is:
During work, the utility model is installed on the pneumatic seeder, under tractor-drawn, advance, by drive system of seeder and dispenser transmission mechanism with transmission of power to seed taking disc.The pneumatic seeder spacing seed feeder is to use the aspiration principle to carry out seeding, its seed taking disc is vertical configuration and is installed in kind of a case bottom surface, one side of this seed-taking device is kinds of bank deposits device seed chamber, and opposite side is vacuum chamber, and seed taking disc is provided with driver plate, in case seed is built on stilts, vacuum chamber links to each other with blower fan, and blower fan when work makes vacuum chamber produce vacuum, forms certain pressure differential in the seed taking disc both sides, under the effect of this pressure differential, seed is attracted to be got on kind of the hole.Along with the rotation of seed taking disc, seed when the inside and outside clear kind of device when getting kind of a pore area, unnecessary seed is just disallowable to be fallen.When seed taking disc rotates to the lower end, shutter has cut off being communicated with of atmosphere and vacuum chamber, and seed has just lost suction-operated, and this moment, seed just fell by the weight of self, fall into kind of a ditch through grain conductor.Simultaneously the rubber flap outwash is got kind of a hole, and seed taking disc continues rotation, and get kind of hole and again enter the aspiration vacuum chamber, absorbed seed again under the effect of pressure differential, so seeding is carried out in circulation continuously.
Claims (7)
1. pneumatic seeder spacing seed feeder, it is characterized in that: comprise kind of a case, housing, air intake duct and kinds of bank deposits device, the both sides of described housing are respectively equipped with air intake duct and kinds of bank deposits device, the seed inlet on described kinds of bank deposits device top is corresponding with the kind case, its bottom is provided with out kind of a mouth, described kind of case is installed on kind of the block, on this kinds of bank deposits device flow control board is installed, be equipped with in the chamber that described housing and kinds of bank deposits device form and plant clearly device, get kind of mechanism and shutter, described kind of the mechanism of getting drives by transmission mechanism.
2. pneumatic seeder spacing seed feeder according to claim 1, it is characterized in that: described transmission mechanism comprises drive bevel gear, by dynamic bevel gear, drive sprocket, the seeding sprocket wheel, chain and regulating wheel, the power of described drive bevel gear is provided by the dynamical system of sower, this drive bevel gear is meshed with described driven wheel of differential, described drive sprocket is installed on the wheel shaft of driven wheel of differential, and by the rotation of chain drive drive seeding sprocket wheel, described seeding sprocket wheel by bearings on air chamber base, this air chamber base is fixedly mounted on the housing, this seeding sprocket wheel is fixedly connected with the air chamber dish by bolt, end face at this bearing is equipped with lock sleeve, in the chain lower end regulating wheel is installed.
3. pneumatic seeder spacing seed feeder according to claim 2, it is characterized in that: described kind of the mechanism of getting comprises described air chamber base, air chamber dish, seed taking disc and driver plate, along the circumferential direction be uniformly distributed with several on the described seed taking disc and get kind of a hole, this seed taking disc is installed on the air chamber dish, and and the air chamber dish between form vacuum chamber, form seed chamber simultaneously and between the kinds of bank deposits device, at the seed taking disc of seed chamber one side driver plate is installed, described air intake duct is connected with vacuum chamber.
4. pneumatic seeder spacing seed feeder according to claim 1, it is characterized in that: described flow control board comprises lateral adjustments plate and vertical adjustment plate, described lateral adjustments plate is plugged in kind of the fluting of block lower end, and by the openings of sizes of slip lateral adjustments plate adjusting kind of case towards the kinds of bank deposits device, what described vertical adjustment plate slided is installed on the side plate inwall that surrounds described seed inlet.
5. pneumatic seeder spacing seed feeder according to claim 1, it is characterized in that: described clear kind of device comprises outer clear kind of device and interior clear kind of device, described outer clear kind of device comprises seeds scraper, fork, pointer guide plate, dial and pointer, described dial and pointer guide plate are fixedly mounted on the kinds of bank deposits device outer wall with bolt, on the outer wall that is installed in the kinds of bank deposits device that described pointer rotates, its indication end is corresponding with described dial, and the arcuate socket that the adjustment bolt passes the pointer guide plate is connected with pointer; Described seeds scraper and fork are installed on the inwall of kinds of bank deposits device, on the inwall that is installed in the kinds of bank deposits device that one end of described seeds scraper rotates, the other end is installed in the U-shaped groove of fork, and with seed taking disc on to get kind of hole corresponding, described fork is fixedly connected with described pointer by pin;
Described interior clear kind of device comprises top board and limiting plate, in the groove that is installed in kinds of bank deposits device outer wall that described limiting plate rotates, and fixes by adjusting screw, and this limiting plate is fixedly connected with the top board that is installed in kinds of bank deposits device inside.
6. pneumatic seeder spacing seed feeder according to claim 1, it is characterized in that: described shutter comprises rubber flap and shell fragment, described rubber flap is fixedly mounted on an end of shell fragment, this shell fragment other end is fixedly mounted on the lock sleeve, kind of the hole of getting that described rubber flap and kinds of bank deposits device go out kind of mouth closely cooperates, and both are Elastic Contact.
7. pneumatic seeder spacing seed feeder according to claim 1 is characterized in that: be respectively arranged with observation window and lower observation window in the upper and lower of described kinds of bank deposits device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220480037 CN202857276U (en) | 2012-09-20 | 2012-09-20 | Precise seed metering device of pneumatic seeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220480037 CN202857276U (en) | 2012-09-20 | 2012-09-20 | Precise seed metering device of pneumatic seeder |
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| CN202857276U true CN202857276U (en) | 2013-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220480037 Expired - Fee Related CN202857276U (en) | 2012-09-20 | 2012-09-20 | Precise seed metering device of pneumatic seeder |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103988613A (en) * | 2014-04-30 | 2014-08-20 | 顾光耀 | Seeding machine complete-set equipment capable of adjusting seeding quantity |
| CN103597938B (en) * | 2013-12-09 | 2015-10-21 | 东北农业大学 | The directed dispenser of Super japonica rice seedling |
| CN106171184A (en) * | 2016-07-08 | 2016-12-07 | 合肥扬扬农业科技有限公司 | A kind of casing seed sowing device for multi-function planter |
| CN108271475A (en) * | 2018-01-16 | 2018-07-13 | 张亚萍 | Electricity drives the wheeled aspiration precision seeder of the general cylinder of single-double-row and seed feeding method |
| CN108557268A (en) * | 2018-04-28 | 2018-09-21 | 重庆市长寿区富茜农业开发有限公司 | Seed storage device |
| CN109757160A (en) * | 2019-03-26 | 2019-05-17 | 东北农业大学 | A precision seed metering device for small-scale breeding with three-leaf type clearing and metering method |
| CN110558004A (en) * | 2019-09-09 | 2019-12-13 | 湖北双兴智能装备有限公司 | Seed box device of direct seeding machine |
| CN111010933A (en) * | 2019-07-02 | 2020-04-17 | 青岛农业大学 | Air duct device suitable for precision seeding of corn plot |
| CN111642195A (en) * | 2020-06-30 | 2020-09-11 | 农业农村部南京农业机械化研究所 | Seed cleaning device of precision seeding apparatus |
| CN112292985A (en) * | 2020-11-17 | 2021-02-02 | 张佳佳 | Crop planter convenient to operate |
| CN112470622A (en) * | 2020-11-25 | 2021-03-12 | 中国农业科学院草原研究所 | Grass seed hollow rubber wheel extrusion type seed sowing device |
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2012
- 2012-09-20 CN CN 201220480037 patent/CN202857276U/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103597938B (en) * | 2013-12-09 | 2015-10-21 | 东北农业大学 | The directed dispenser of Super japonica rice seedling |
| CN103988613A (en) * | 2014-04-30 | 2014-08-20 | 顾光耀 | Seeding machine complete-set equipment capable of adjusting seeding quantity |
| CN106171184A (en) * | 2016-07-08 | 2016-12-07 | 合肥扬扬农业科技有限公司 | A kind of casing seed sowing device for multi-function planter |
| CN108271475A (en) * | 2018-01-16 | 2018-07-13 | 张亚萍 | Electricity drives the wheeled aspiration precision seeder of the general cylinder of single-double-row and seed feeding method |
| CN108557268A (en) * | 2018-04-28 | 2018-09-21 | 重庆市长寿区富茜农业开发有限公司 | Seed storage device |
| CN108557268B (en) * | 2018-04-28 | 2019-05-10 | 重庆市长寿区富茜农业开发有限公司 | seed storage device |
| CN109757160A (en) * | 2019-03-26 | 2019-05-17 | 东北农业大学 | A precision seed metering device for small-scale breeding with three-leaf type clearing and metering method |
| CN111010933A (en) * | 2019-07-02 | 2020-04-17 | 青岛农业大学 | Air duct device suitable for precision seeding of corn plot |
| CN110558004A (en) * | 2019-09-09 | 2019-12-13 | 湖北双兴智能装备有限公司 | Seed box device of direct seeding machine |
| CN110558004B (en) * | 2019-09-09 | 2024-02-06 | 湖北双兴智能装备有限公司 | Seed box device of direct seeding machine |
| CN111642195A (en) * | 2020-06-30 | 2020-09-11 | 农业农村部南京农业机械化研究所 | Seed cleaning device of precision seeding apparatus |
| CN112292985A (en) * | 2020-11-17 | 2021-02-02 | 张佳佳 | Crop planter convenient to operate |
| CN112292985B (en) * | 2020-11-17 | 2021-11-30 | 上海百蒂凯农业科技有限公司 | Crop planter convenient to operate |
| CN112470622A (en) * | 2020-11-25 | 2021-03-12 | 中国农业科学院草原研究所 | Grass seed hollow rubber wheel extrusion type seed sowing device |
| CN112470622B (en) * | 2020-11-25 | 2022-10-11 | 中国农业科学院草原研究所 | Grass seed hollow rubber wheel extrusion type seed sowing device |
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Granted publication date: 20130410 Termination date: 20210920 |
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| CF01 | Termination of patent right due to non-payment of annual fee |