CN204859991U - Quantitative seeder - Google Patents
Quantitative seeder Download PDFInfo
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- CN204859991U CN204859991U CN201520559559.8U CN201520559559U CN204859991U CN 204859991 U CN204859991 U CN 204859991U CN 201520559559 U CN201520559559 U CN 201520559559U CN 204859991 U CN204859991 U CN 204859991U
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Abstract
The utility model relates to an external device of seeder, concretely relates to quantitative seeder, the frame connected including the vehicle, set up the power unit in the frame, rack -mounted running gear, fix grainbox in the frame, with plant the branch kind mechanism that the case is connected, stretch out division cave mechanism of frame lower extreme, wherein, divide kind of a mechanism to include pay -off passageway, lever mechanism, a picture peg, no. Two picture pegs, the lever mechanism includes lever, cam and pressure spring, lever up end and a lever terminal surface sliding connection, the up end of lever and the terminal surface sliding connection of no. Two levers, the support of lever is fixed in the frame, has the cam between the one side of the lower terminal surface of lever and frame, is connected the pressure spring between opposite side and frame, the lateral wall of a picture peg and no. Two picture pegs all with frame sliding connection. The utility model discloses a provide a structure the simple relatively seeder that also can realize quantitative interval seed metering.
Description
Technical field
The utility model relates to the external hanging device of sower, is specifically related to a kind of Quantitative seeder.
Background technology
Sower (seeder) take crop seed as the planting machinery of sowing object.For the sower of certain class or certain crop, often titled with crop species title, as grain drill, corn seeding drill, cotton planter, herbage seed broadcaster etc.By type of seeding, can be divided into following several.
Seed broadcaster: make the seed equally distributed sower on sowing plot spread out.Conventional type is spinner broadcaster, is attached to agricultural transportation vehicle rear portion.Be made up of seed-box and flicker rotor.Seed is fallen on flicker rotor by seed-box, tangentially broadcasts under centrifugal action, and sown scope reaches 8 ~ 12 meters.Also powdery or granular fertilizer, lime and unclassified stores can be broadcasted sowing.Spreading gear also can be arranged on agricultural aircraft and use.
Drilling type: the seeding operation being mainly used in the small-sized seeds such as cereal, vegetables, herbage, conventional has grain drill.During operation, drive seed wheel to rotate by road wheel, the seed of seed in seed-box is entered grain tube by seeding quantity on request, and falls in the groove held successfully through plough, then will plant subcovering compacting by earthing compacting device.Post emergent crops becomes the bar of parallel equidistant capable.For Different Crop drilling machine except employing dissimilar seeding unit and plough except, its structure is substantially identical, is generally made up of frame, traction or suspension arrangement, seed-box, seeding unit, transmission device, grain tube, plough, marker, road wheel and earthing compacting device etc.Wherein affect mainly dispenser and the plough of seeding quality.Conventional seeding unit has the types such as grooved pulley type, centrifugal, abrasive disk type.Plough has the types such as shovel formula, shoe, sliding cutter type, table roller formula and double-disk.
Bunch planting type: by a line spacing and cave distance, by the planting machinery that seed cavitation is sowed.1 or several seeds can be broadcast in every cave, and point another name single grain fine sowing or many bunch plantings, be mainly used in the intertillage crop such as corn, cotton, beet, sunflower, beans, also known as row-crop drill.Each sower monomer can complete the whole operation process such as trench digging, seeding, earthing, suppression.
Wider and the feature that need adjust for intertillage crop line-spacing, hill-drop planter often adopts monomeric form, and each planter comprises a whole set of workpiece, can complete the whole operation process such as trench digging, seeding, earthing, suppression.Multiple monomer is contained on same crossbeam by required line-spacing, namely forms the hill-drop planter of different line number and working width, with the tractor of different capacity grade.China there have been developed drilling and culivating toolbar, namely can install sowing in groups by required line-spacing or intertill parts on same tool-carrier.
The seeding unit of hill-drop planter has polytype.Disc type seeding unit utilizes the nibs of spacing configuration on rotating circular disk or nest eye to discharge quantitative seed, requires that apolegamy has the seed plate in different hole count and aperture, selects suitable transmission speed ratio according to seed size, seeding quantity, cave distance etc.Pneumatic seeding apparatus is the Novel seeder starting the thirties in 20th century to develop, and not tight to the size requirements of seed, seed breakage is few, can adapt to the high-speed job of 7 ~ 10 kilometers/hour.Wherein, air-suction seeding unit is the negative pressure seeding utilizing blower fan to cause in seed plate side; Vapour-pressure type seeding unit is the malleation seeding that the air-flow utilizing blower fan to produce produces in seed-box, and seed stowing operation is less than air-sucking type by the impact of blast size, works more stable; Blowing-type metering device has the seed wheel of similar nest eye wheel, and after seed enters nest eye, the air-flow produced by blower fan enters nibs from valve blow pressure.Cotton seed seeding unit is exclusively used in the cotton seed of seeding belt short flannel, is made up of with the vertical plectrum wheel be positioned at below sowing port the horizontal stirring wheel be contained in bottom cylindrical shape seed-box.For avoiding cotton seed short flannel to tangle, often first cotton seed and ash being mixed and stirred, reinstalling seed-box.Conventional plough mostly is sliding cutter type.In addition, hill-drop planter is still needed the parts such as the configuration depth stop device of plough, covering device and press wheel, also can configure as required the scalpriform shovel of Non-ploughing stubble-ploughing sowing or ripple disk, drought-resistant seeding push away dry soil spade, the agricultural chemicals of prevention and elimination of disease and pests applies device etc.
Accurate: carry out the machinery sowed with accurate seeding quantity, seeding row spacing and the degree of depth.There is saving seed, exempt the thinning operation after emerging, make the advantages such as the standing area of every strain crop is even.Mostly be simple grain bunch planting and accurate many bunch plantings controlling every seed number per.General improvement on the basis of all kinds of seeding unit of hill-drop planter forms.As improved the shape and size of nest eye wheel seeding unit epithyrid, it is made to accept a seed and prevent hole; Directly be connected with plough by seeding unit or be placed in reduce height of charging seed in plough, control seeds fall speed, avoids seed to bounce; Centrifugal disc seeding unit installs additional vertical circular disc type seeds depositing apparatus, to charge seed height to change charge seed direction and reduction, avoid seed displacement; Attaching coordination gauge wheel on double-disk plough, to guarantee that sowing depth is stablized.Many precision hill-drop sowing machines add hole former between seeding unit and plough, and the single seed that seeding unit is discharged accumulates the seed group of exact magnitude in hole former, is then sown into kind of a ditch.In addition, still further developed the structure that some are new, the paper tape sowing fixed at a certain distance by single seed in advance as used, or make seed from the ring-shaped rubber of a vertical gyration or the plastics production of hybrid seeds is with holes enters kind of ditch etc.
Existing structure seed from seed-box out after, first through seeding unit, will carry out Quantitative Separation, then discharge through grain tube seed, structure is comparatively complicated.
Utility model content
The seeding apparatus of the utility model in order to provide a kind of structure relatively simply also can realize the seeding of quantitative interval.
The utility model provides base case to be: Quantitative seeder, comprise the frame that vehicle connects, be arranged on the actuating unit in frame, rack-mounted running gear, be fixed on the seed-box in frame, the seed sorting mechanism be connected with cultivation box, stretch out the Kai Xue mechanism of frame lower end, wherein, described seed sorting mechanism comprises feeding channel, leverage, a plate, No. two plates, described feeding channel offers the one number service hole passed for a plate, feeding channel also has No. two through holes passed for No. two plates, described leverage comprises lever, cam and stage clip, described lever upper surface and a lever end face are slidably connected, the end face of the upper surface of lever and No. two levers is slidably connected, the support of lever is fixed in frame, between the side of the lower surface of lever and frame, there is cam, stage clip is connected between opposite side with frame, a described plate is all connected with housing slide with the sidewall of No. two plates.
The beneficial effect of base case is: the seeding unit and grain tube that realize seed quantitative separation function merge by the utility model, while realizing the Quantitative Separation of seed, also seed is transmitted with seed sorting mechanism, respective function seeding unit and grain tube is realized separately in relative background, this programme structure is relatively simple, also achieves same function simultaneously.Below the principle that this programme realizes,
Scheme two: based on scheme preferred, a described plate is fixed with a fixed block, No. one is connected with a back-moving spring between fixed block and feeding channel, described No. two plates are fixed with No. two fixed blocks, and No. two are connected with No. two back-moving springs between fixed block and feeding channel.Beneficial effect: base case plate and No. two plates will be fitted all the time with lever could the function of optimized integration scheme, in base case, a plate and No. two plates are the automatic fall-backs being realized them by gravity, but have certain frictional force between plate and seed, overcoming plate in these frictional force base cases needs very large deadweight just can avoid, because plate and interseminal frictional force is excessive causes plate to fall after rise fitting with lever.This programme is provided with back-moving spring between feeding channel and plate, utilizes the forced resetting power of spring that plate is fallen after rise and fits with lever, avoid the jammed situation of plate.
Scheme three: based on scheme preferred, the insertion end of a described plate and No. two plates is equipped with cushion.Beneficial effect: the crust of most seed is all comparatively weak, the growth of seed can be affected after crust is destroyed, one end of the insertion of a plate and No. two plates through hole separately is called insertion end, insertion end covers one deck cushion, avoid insertion end be separated seed time and seed be rigid contact, seed is destroyed.
Scheme four: based on scheme preferred, the upper surface of described lever is fixedly connected with a reset line and No. two reset lines, the free end of a reset line is fixedly connected with the sliding end of a plate, and the free end of No. two reset lines is fixedly connected with the sliding end of No. two plates.Beneficial effect: the effect of this programme and scheme three is similar, it is equally also the situation in order to avoid plate cannot fall after rise, reset line is set and connects lever and plate, should be lever has power of enforcement to fall after rise, reset line is set and connects lever and plate, enable plate force to fall after rise, reset line can not have influence on plate and being slidably connected between lever and plate simultaneously.
Scheme five: preferred for scheme three, the insertion end of a described plate and No. two plates is taper.Beneficial effect: this programme is the optimization for scheme three, arranges cushion and just may there is impulsive force not, the effect that the seed in feeding channel cannot be separated, the insertion end of plate is set to the separation force that taper strengthens plate.
Scheme six: based on scheme preferred, be connected with gear-shift mechanism between the axle of described cam and actuating unit.Beneficial effect: in base case, cam rotates a circle and will realize the discharge of a seed, the rotating speed of common actuating unit is all very fast, the axle of cam is allowed directly to be connected with actuating unit, the mass rate of emission of seed is just too fast, gear-shift mechanism is set between cam and actuating unit, just can realizes the control of seed discharge interval, thus adapt to various sowing situation.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
Fig. 1 is the structural representation of the utility model structure Quantitative seeder embodiment;
Reference numeral: cam 1, lever 2, support 3, stage clip 4, plate 5, No. two plates 6, feeding channel 7, No. 71, two, one number service hole through hole 72, seed 8.
Embodiment
Embodiment 1
By reference to the accompanying drawings shown in 1 feeding distribution mechanism, comprise the feeding channel 7 of inclination, lever 2 mechanism.A plate 5.No. two plates 6, feeding channel 7 is offered the one number service hole 71 passed for a plate 5, also offer No. two through holes 72 passed for No. two plates 6, a described plate 5 is all connected with housing slide with No. two plates 6, described lever 2 mechanism comprises lever 2, support 3.Cam 1 and stage clip 4, described bar bar upper surface and a lever 2 and No. two levers 2 offset, the middle part of described lever 2 is hinged on support 3, described support 3 is fixed in frame, lever 2 described in fulcrum side be connected stage clip 4 between frame, arrange between lever 2 and frame at fulcrum opposite side cam 1.Cam 1 axle of cam 1 connects actuating unit.A plate 5 and No. two plates 6 there is spring anchor block, between two spring anchor block and feeding channel 7, is all connected with back-moving spring.
Result of use and each several part characteristic effect:
The beneficial effect of base case is: the seeding unit and grain tube that realize seed 8 Quantitative Separation function merge by the present embodiment, while the Quantitative Separation realizing seed 8, seed 8 is also transmitted with seed sorting mechanism, respective function seeding unit and grain tube is realized separately in relative background, this programme structure is relatively simple, also achieves same function simultaneously.It is below the principle that this programme realizes, during use, the axle of actuating unit rotating cam 1, cam 1 rotates jack-up lever one end, lever 2 rotates around support 3, the other end of thick stick 2 bar falls, now lever 2 upper surface jack-up No. two plates 6, No. two plates 6 prolong in frame sliding, the passage of feeding channel 7 closed by No. two plates 6, after lever 2 other end falls, a plate 5 also and then glides, place, one number service hole 71 feeding channel 7 of plate 5 correspondence is connected, seed flows in the feeding channel 7 between one number service hole 71 and No. two through holes 72, rear cam 1 is allowed to rotate, protruding one end of cam 1 turns to opposite side, lever 2 is under the effect of stage clip 4, lever 2 cam 1 at one end falls, lever 2 in one end of stage clip 4 by jack-up, No. two plates 6 also just fall, a plate 5 is by jack-up, the seed in one number service hole more than 71 is blocked, seed between No. 71 to two, one number service hole through hole 72 is excluded, then the projection jack-up 2 again of cam 1 that is rotated further of cam 1, step below with above describe consistent do action.The effect reached is exactly that cam 1 seed that rotates a circle quantitatively is discharged.
A plate 5 is fixed with a fixed block, between a fixed block and feeding channel 7, is connected with a back-moving spring, No. two plates 6 are fixed with No. two fixed blocks, between No. two fixed blocks and feeding channel 7, be connected with No. two back-moving springs.Beneficial effect a: plate 5 and No. two plates 6 will be fitted all the time with lever 2 could the function of optimized integration scheme, a plate 5 and No. two plates 6 can realize their automatic fall-back by gravity, but have certain frictional force between plate and seed 8, overcoming plate in these frictional force base cases needs very large deadweight just can avoid, and causes plate to fall after rise fitting with lever 2 because the frictional force between plate and seed 8 is excessive.Between feeding channel 7 and plate, be provided with back-moving spring, utilize the forced resetting power of spring that plate is fallen after rise and fit with lever 2, avoid the jammed situation of plate.
The insertion end of a plate 5 and No. two plates 6 is equipped with cushion.Beneficial effect: the crust of most seed 8 is all comparatively weak, the growth of seed 8 can be affected after crust is destroyed, one end of the insertion of a plate 5 and No. two plates 6 through hole separately is called insertion end, insertion end covers one deck cushion, avoid insertion end to be rigid contact when being separated seed 8 with seed 8, seed 8 is destroyed.
The insertion end of a plate 5 and No. two plates 6 is taper.Beneficial effect: plate arranges cushion just may exist impulsive force not, the effect that the seed 8 in feeding channel 7 cannot be separated, and the insertion end of plate is set to the separation force that taper strengthens plate.
Gear-shift mechanism is connected with between the axle of cam 1 and actuating unit.Beneficial effect: cam 1 rotates a circle and will realize the discharge of a seed 8, the rotating speed of common actuating unit is all very fast, the axle of cam 1 is allowed directly to be connected with actuating unit, the mass rate of emission of seed 8 is just too fast, between cam 1 and actuating unit, gear-shift mechanism is set, just can realize the control of seed 8 discharge interval, thus adapt to various sowing situation.
Embodiment 2
The present embodiment with implement 1 substantially identical be exactly the back-moving spring replacing in embodiment 1 between fixed block and feeding channel 7 with reset line, the upper surface of lever 2 is fixedly connected with a reset line and No. two reset lines, the free end of a reset line is fixedly connected with the sliding end of a plate 5, and the free end of No. two reset lines is fixedly connected with the sliding end of No. two plates 6.Beneficial effect: the effect of reset line and back-moving spring is similar, it is equally also the situation in order to avoid plate cannot fall after rise, reset line is set and connects lever 2 and plate, should be lever 2 has power of enforcement to fall after rise, reset line is set and connects lever 2 and plate, enable plate force to fall after rise, reset line can not have influence on plate and being slidably connected between lever 2 and plate simultaneously.
Above is only preferred embodiment of the present utility model; should be understood that; for a person skilled in the art; under the prerequisite not departing from the utility model structure; some distortion and improvement can also be made; these also should be considered as protection domain of the present utility model, and these all can not affect effect and the practical applicability of the utility model enforcement.
Claims (6)
1. Quantitative seeder, comprise the frame that vehicle connects, be arranged on the actuating unit in frame, rack-mounted running gear, be fixed on the seed-box in frame, the seed sorting mechanism be connected with cultivation box, stretch out the Kai Xue mechanism of frame lower end, it is characterized in that, described seed sorting mechanism comprises feeding channel, leverage, a plate, No. two plates, described feeding channel offers the one number service hole passed for a plate, feeding channel also has No. two through holes passed for No. two plates, described leverage comprises lever, cam and stage clip, described lever upper surface and a lever end face are slidably connected, the end face of the upper surface of lever and No. two levers is slidably connected, the support of lever is fixed in frame, between the side of the lower surface of lever and frame, there is cam, stage clip is connected between opposite side with frame, a described plate is all connected with housing slide with the sidewall of No. two plates.
2. Quantitative seeder as claimed in claim 1, it is characterized in that, a described plate is fixed with a fixed block, No. one is connected with a back-moving spring between fixed block and feeding channel, described No. two plates are fixed with No. two fixed blocks, and No. two are connected with No. two back-moving springs between fixed block and feeding channel.
3. Quantitative seeder as claimed in claim 1, it is characterized in that, the insertion end of a described plate and No. two plates is equipped with cushion.
4. Quantitative seeder as claimed in claim 1, it is characterized in that, the upper surface of described lever is fixedly connected with a reset line and No. two reset lines, the free end of a reset line is fixedly connected with the sliding end of a plate, and the free end of No. two reset lines is fixedly connected with the sliding end of No. two plates.
5. Quantitative seeder as claimed in claim 3, it is characterized in that, the insertion end of a described plate and No. two plates is taper.
6. Quantitative seeder as claimed in claim 1, is characterized in that, be connected with gear-shift mechanism between the axle of described cam and actuating unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520559559.8U CN204859991U (en) | 2015-07-30 | 2015-07-30 | Quantitative seeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520559559.8U CN204859991U (en) | 2015-07-30 | 2015-07-30 | Quantitative seeder |
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| Publication Number | Publication Date |
|---|---|
| CN204859991U true CN204859991U (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520559559.8U Expired - Fee Related CN204859991U (en) | 2015-07-30 | 2015-07-30 | Quantitative seeder |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105393684A (en) * | 2015-12-24 | 2016-03-16 | 吉林大学 | Device for preventing seed bouncing |
| CN108738523A (en) * | 2018-05-14 | 2018-11-06 | 长江大学 | A kind of Quantitative seeder |
-
2015
- 2015-07-30 CN CN201520559559.8U patent/CN204859991U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105393684A (en) * | 2015-12-24 | 2016-03-16 | 吉林大学 | Device for preventing seed bouncing |
| CN108738523A (en) * | 2018-05-14 | 2018-11-06 | 长江大学 | A kind of Quantitative seeder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20160730 |
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| CF01 | Termination of patent right due to non-payment of annual fee |