CN205546455U - Suppressing mechanism and alfalfa grass seeder - Google Patents

Suppressing mechanism and alfalfa grass seeder Download PDF

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Publication number
CN205546455U
CN205546455U CN201620297648.4U CN201620297648U CN205546455U CN 205546455 U CN205546455 U CN 205546455U CN 201620297648 U CN201620297648 U CN 201620297648U CN 205546455 U CN205546455 U CN 205546455U
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China
Prior art keywords
press wheel
roller
suppression mechanism
pack roller
roller bearing
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Expired - Fee Related
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CN201620297648.4U
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Chinese (zh)
Inventor
焦巍
布库
纪磊
万其号
秦艳
胡永宁
石蕊
赵海霞
吴尧
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Grassland Research Institute of Chinese Academy of Agricultural Sciences
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Grassland Research Institute of Chinese Academy of Agricultural Sciences
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Priority to CN201620297648.4U priority Critical patent/CN205546455U/en
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Abstract

The utility model provides a suppressing mechanism and alfalfa grass seeder belongs to agricultural machinery, and suppressing mechanism includes link, preceding press wheel and back press wheel, and preceding press wheel and the parallel interval of back press wheel set up, preceding press wheel includes roller bearing and a plurality of compression roller, and the outside of roller bearing is located to the axis direction of a plurality of compression roller edge roller bearing, and each compression roller goes up annular interval and is equipped with a plurality of gear hobbings, the roller bearing rotates with the link to be connected, and perhaps compression roller rotates with the roller bearing and is connected. Alfalfa grass seeder includes the organism, and the organism top is equipped with seed case, and bottom of the body is equipped with foretell suppressing mechanism. This kind of suppressing mechanism when being connected to the use of alfalfa grass seeder, can handle the arable land, makes the seed obtain good living environment, improves the rate of emergence and the speed of emerging, improves planting efficiency.

Description

A kind of suppression mechanism and Alfalfa seeder
Technical field
This utility model relates to field of agricultural machinery, in particular to one suppression mechanism and Alfalfa seeder.
Background technology
Herba Medicaginis is the common name of clover, is a kind of perennial flowering plant, and the most foremost is the alfalfa as herbage.Alfalfa It it is important animal feeding-stuff.
Alfalfa is referred to as King of Pasture, and the gross protein value of its product can reach 18%~25%, and containing multivitamin and mineral, Being the excellent forage grass of milch cow, the most in recent years, Alfalfa industry is paid much attention to by the Chinese government, starts to implement and " revitalizes milk industry Herba Medicaginis to send out Exhibition action ".Proposition to help construction 3.3 ten thousand sq-km high yield and high quality Herba Medicaginiss demonstration sections in three regions, northwest, North China northeastward.In project Drive under, the whole nation quality alfalfa cultivated area expand rapidly, commodity Alfalfa yield is significantly increased.The planting die of Alfalfa efficiently fecund Formula be unable to do without supporting plant equipment, and mechanization alfalfa cultivation needs to adapt to the agriculture requirement of Alfalfa seed sowing.
As a example by alfalfa, the little plumelet of this grass seed is more weak, and its top soil power is poor, and Growth of Seedling is slow in addition, easily by Weed infestation.Want before broadcasting The most wholely, accomplish thin rake of deep ploughing, deficiency in the upper and excess in the lower, there is no weeds, front fertilising is broadcast in barren soil.Sowing time, depending on local climate and Depending on preceding crop harvest time, can sow in spring in Rural Plain Areas, summer sowing, autumn sowing.General 1~1.5 kilogram every mu of the amount of broadcasting.Depth of planting with 2~ 3 cm are advisable.
China is relatively fewer currently for the seeder of Alfalfa, and the overwhelming majority is to be formed by the transformation of crop seeding machinery, and sowing form is main Based on drilling, limited to the adaptability of Alfalfa planting seed agriculture requirement.
The sowing mechanism used in Alfalfa seeding process at present is the most backward, and before and after sowing, the process to soil road surface is not in place, makes seed sow Position is unreasonable, and buries not, and seeding ratio is low, and planting cost is high, and income is low.
As a example by dry land reversion Grass burying seeder, number of patent application be 201510317555.3 patent application disclose the reversion of this dry land and bury grass and broadcast The machine of kind, is provided with Up-cut rotary blade in the bottom of its frame, and the cutter shaft of Up-cut rotary blade is driven by intermediate drive gear case;In frame Rear upper is provided with seed-box, is provided with seeds discharging box on seed-box, and the feed shaft on seeds discharging box is provided with big sprocket wheel, in the bottom of seeds discharging box If seed spout;It is provided with ground spoke dish in the back lower place of frame, the circumference of ground spoke dish is provided with several pipes, the land wheel of ground spoke dish Being fixedly connected with minor sprocket on axle, big sprocket wheel is connected by chain with minor sprocket;It is provided above plate washer, at baffle plate at Up-cut rotary blade Rear portion connect have several spaced arc grizzly bars.This seeder can once complete to invert hack, bury grass, seeding operation, can subtract Few tractor pressure ground number of times.
The seeder of this structure, in seeding process, cannot preferably road pavement process, and after planting seed present position is improper, raw Long environment is poor, and emergence rate is low, and effect is poor.
Utility model content
This utility model provides a kind of suppression mechanism and Alfalfa seeder, it is intended to solve the problems referred to above.
This utility model is achieved in that
A kind of suppression mechanism, is arranged including link, front press wheel and rear press wheel, described front press wheel and rear press wheel parallel interval;Described Front press wheel includes roller bearing and multiple pack roller, and the plurality of pack roller is located at the outside of roller bearing along the axis direction of roller bearing, described in each On pack roller, annular space is provided with multiple gear hobbing;Described roller bearing is rotationally connected with link, or described pack roller is rotationally connected with roller bearing. Further, forming indent between adjacent two described gear hobbings, this indent is semicircle.
Further, fit between adjacent two pack rollers.
Further, described front press wheel is consistent with the length of rear press wheel, and the diameter of front press wheel is more than the diameter of rear press wheel, front press wheel The width of middle pack roller is consistent with the width of pack roller in rear press wheel.
Further, a width of 60mm of roller of described pack roller, the facewidth of described gear hobbing is 30mm, and the space width between two gear hobbings is 30mm; A diameter of 315mm of described front press wheel, a diameter of 265mm of described rear press wheel.
Further, on described front press wheel, the quantity of pack roller is 39, and on described rear press wheel, the quantity of pack roller is 38.
Further, the bottom of described front press wheel is located in the same horizontal plane with the bottom of rear press wheel, and the axis of front press wheel is higher than rear suppression The axial location of wheel.
A kind of Alfalfa seeder, applies above-mentioned suppression mechanism, and including body, this body top is provided with kind of a case, and organism bottom is provided with described town Press mechanism.
Further, described kind of bottom portion connects feed mechanism for seed, and the port of export of this feed mechanism for seed is positioned at the back upper place of front press wheel and is positioned at rear press wheel Front upper place.
Further, described feed mechanism for seed includes the length side of multiple blanking mechanism, the orientation of the plurality of blanking mechanism and described front press wheel To unanimously.
The beneficial effects of the utility model are: the suppression mechanism that this utility model is obtained by above-mentioned design, use being connected to Alfalfa seeder Time, it is possible to arable land is processed, makes seed obtain good living environment, improve emergence rate and speed of emergence, improve plantation efficiency.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of this utility model embodiment, below by the accompanying drawing used required in embodiment It is briefly described, it will be appreciated that the following drawings illustrate only some embodiment of the present utility model, is therefore not construed as scope Restriction, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain according to these accompanying drawings Other relevant accompanying drawings.
Fig. 1 is that in the suppression mechanism that this utility model embodiment provides, the axle of front press wheel measures intention;
Fig. 2 is the schematic front view of front press wheel in the suppression mechanism that this utility model embodiment provides;
Fig. 3 is the schematic side view of front press wheel in the suppression mechanism that this utility model embodiment provides;
Fig. 4 is that the axle of the Alfalfa seeder that this utility model embodiment provides measures intention;
Fig. 5 is the schematic side view of the Alfalfa seeder that this utility model embodiment provides;
Fig. 6 is the schematic front view of the Alfalfa seeder that this utility model embodiment provides;
Fig. 7 is the elevational schematic view of the Alfalfa seeder that this utility model embodiment provides.
Figure acceptance of the bid note is respectively as follows:
Body 301;Blanking mechanism 302;Plant case 303;Cutting plate 304;Front press wheel 305;Rear press wheel 306;Link 307; Pack roller 308;Gear hobbing 309;Roller bearing 310;Indent 311.
Detailed description of the invention
For making the purpose of this utility model embodiment, technical scheme and advantage clearer, below in conjunction with this utility model embodiment party Accompanying drawing in formula, is clearly and completely described the technical scheme in this utility model embodiment, it is clear that described embodiment party Formula is a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, this area The every other embodiment that those of ordinary skill is obtained under not making creative work premise, broadly falls into this utility model protection Scope.Therefore, below the detailed description of the embodiment of the present utility model provided in the accompanying drawings is not intended to limit claimed basis The scope of utility model, but it is merely representative of selected embodiment of the present utility model.Based on the embodiment in this utility model, ability The every other embodiment that territory those of ordinary skill is obtained under not making creative work premise, broadly falls into this utility model protection Scope.
In description of the present utility model, it is to be understood that the term of indicating position or position relationship is based on orientation shown in the drawings Or position relationship, it is for only for ease of description this utility model and simplifies description rather than instruction or imply that the equipment of indication or element are necessary There is specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.
In this utility model, unless otherwise clearly defined and limited, term " install ", " being connected ", " connection ", " fixing " etc. Term should be interpreted broadly, and connects for example, it may be fixing, it is also possible to be to removably connect, or integral;Can be to be mechanically connected, It can also be electrical connection;Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two element internals connection or The interaction relationship of two elements.For the ordinary skill in the art, can understand that above-mentioned term is at this as the case may be Concrete meaning in utility model.
In this utility model, unless otherwise clearly defined and limited, fisrt feature can include on or below second feature One directly contacts with second feature, it is also possible to include that the first and second features are not directly contact but by the other feature between them Contact.And, fisrt feature on second feature, above and above include fisrt feature directly over second feature and oblique upper, or It is merely representative of fisrt feature level height higher than second feature.Fisrt feature under second feature, lower section and fisrt feature included below exist Immediately below second feature and obliquely downward, or it is merely representative of fisrt feature level height less than second feature.
Embodiment 1, refers to Fig. 1-Fig. 3.
Present embodiments providing a kind of suppression mechanism, this suppression mechanism is applicable to seeder, and seeder herein can be that Alfalfa is broadcast The machine of kind, it is also possible to be corn drill, wheat seeder etc..Soil is processed by seeding process, makes the living environment of seed more Good, the more conducively growth of seedling, improves emergence rate, improves plantation efficiency.
This suppression mechanism mainly includes link 307, front press wheel 305 and rear press wheel 306, front press wheel 305 and rear press wheel 306 parallel interval are arranged;Link 307 plays connection and supports front press wheel 305 and the effect of rear press wheel 306, and when assembling This suppression mechanism is assembled on seeder.Its concrete structure those skilled in the art can rule of thumb and actual demand is designed.Its Material can use common cast iron or steel.Its structure can be integrated, it is also possible to is to be connected by modes such as welding to form 's.
The basic structure of front press wheel 305 and rear press wheel 306 is consistent, illustrates, front press wheel 305 as a example by former press wheel 305 Including roller bearing 310 and multiple pack roller 308, multiple pack rollers 308 are located at the outside of roller bearing 310 along the axis direction of roller bearing 310, often On one pack roller 308, annular space is provided with multiple gear hobbing 309;Roller bearing 310 primarily serves supporting role, supports its external connection many Individual pack roller 308.Operationally, gear hobbing 309 contacts ground to the front press wheel 305 of this structure, rolls during moving ahead bottom surface Large clod crush, finger stone is forced down, seedbed is compacted, and plays the effect of plough.After seed is sowed, then through later The compaction of press wheel 306, is pressed into soil by seed so that it is be positioned at the suitable degree of depth, it is thus achieved that the highest emergence rate and the fastest emerging Speed.
Roller bearing 310 is rotationally connected with link 307, or pack roller 308 is rotationally connected with roller bearing 310.Two kinds of equal energy of connected mode Enough realize the rolling of pack roller 308.
Thus, it could be seen that the suppression mechanism of this structure, when being connected to seeder and using, it is possible to arable land is processed, makes seed obtain Obtain living environment well, improve emergence rate and speed of emergence, improve plantation efficiency.
The sidepiece annular of pack roller 308 is interval with multiple gear hobbing 309, further, forms indent 311 between adjacent two gear hobbings 309, This indent 311 is semicircle.The distribution that this spaced structure makes gear hobbing 309 is relatively reasonable, it is possible to preferably crushed by large clod, Finger stone is pressed into soil.
It is outside that multiple pack rollers 308 are disposed on roller bearing 310, specifically, fits between adjacent two pack rollers 308.Patch The position relationship closed so that there is not essence annexation between two pack rollers 308 so that the motion between multiple pack rollers 308 is not Relative effect can be produced.The not smooth rotating speed of operation of being obstructed when running into ratchel during wherein one or more pack rollers 308 move ahead declines also Occurring skidding, now other each pack rollers 308 will not be affected by this situation, may proceed to move ahead along original state.Therefore, this set Pack roller 308 can better and more comprehensively road surface, arable land be processed.
Specifically, front press wheel 305 is consistent with the length of rear press wheel 306, and the setting that length is consistent enables this suppression mechanism simultaneously Process large-scale road surface;The diameter of front press wheel 305 more than the diameter of rear press wheel 306, front press wheel 305 need large clod and Stone processes, and the biggest size makes it firmer, and active force is bigger;Rear press wheel 306 to road surface after planting at Reason, less size makes its active force more relax, and can play the effect of protection seed, and the setting of one in front and one in back different size quality, The seeder applying this suppression mechanism is made to move ahead more smooth and easy;In front press wheel 305 in the width of pack roller 308 and rear press wheel 306 The width of pack roller 308 is consistent.This set makes in front press wheel 305 pack roller 308 in pack roller 308 and rear press wheel 306 permissible Mutually staggering, the micro-ridge that front press wheel 305 can be extruded by rear press wheel 306 separates, by the soil compression around seed.
When pack roller 308 rolls advance on soil, mainly consumed energy in terms of following 3:
(1) the compacting merit that consumed Zinc fractions ditch rut or perforation in motor process of resistance Rc: pack roller 308, Rc is directly and town Pressure roller 308 sink relevant, and computing formula is:
R c = K B z n + 1 n + 1
Wherein
z = [ 3 W ( 3 - n ) K B D ] 2 2 n + 1
K inelastic deformation modulus in formula;
kcThe characterisitic parameter relevant with soil cohesion;
The characterisitic parameter relevant with the frictional force of soil;
The width of B pack roller 308;
N depression index;
Z pack roller 308 sinkage;
W pack roller 308 load (includes the weight of pack roller 308 own);
The diameter of D pack roller 308;
(2) bulldozing resistance Rb: when pack roller 308 rolls, pack roller 308 front can form wave-like protrusions (bow waveform), i.e. " stop up Soil " phenomenon.
(3) adhesion resistance Ra: show as soil adhesion on pack roller 308, forms adhesion resistance Ra.The factor adhered to due to impact Many and complicated, there is presently no suitable mathematical formulae expression.
The resistance F that pack roller 308 receives during compacting soil, computing formula is:
F=Rc+Rb+Ra
Through long-term experiment and careful calculating, in the present embodiment, a width of 60mm of roller of pack roller 308, the tooth of gear hobbing 309 A width of 30mm, the space width between two gear hobbings 309 is 30mm;A diameter of 315mm of front press wheel 305, rear press wheel 306 A diameter of 265mm.Each parts of this size, the most reasonable, arable land effect is more preferable.
On front press wheel 305, the quantity of pack roller 308 is 39, and on rear press wheel 306, the quantity of pack roller 308 is 38.This quantity Setting, make on front press wheel 305 on pack roller 308 and rear press wheel 306 pack roller 308 can mutual dislocation, play good ploughing Plant effect.
Specifically, the bottom of front press wheel 305 is located in the same horizontal plane with the bottom of rear press wheel 306, the axle of front press wheel 305 Line is higher than the axial location of rear press wheel 306.
Embodiment 2, refers to Fig. 4-Fig. 7.
Present embodiments providing a kind of Alfalfa seeder, the suppression mechanism in Application Example 1, including body 301, body 301 It it is the main components of this Alfalfa seeder.This body 301 top is provided with kind of case 303, is provided with suppression mechanism bottom body 301.Kind Placing seed in case 303, the effect on compacting road surface is played by suppression mechanism.Arable soil can be carried out by the Alfalfa seeder of this structure Process and sow, improving emergence rate.
Specifically, planting to connect bottom case 303 has feed mechanism for seed, and the port of export of this feed mechanism for seed is positioned at back upper place and the position of front press wheel 305 Front upper place in rear press wheel 306.Feed mechanism for seed is used for seeding, and from kind of case 303, seed is expelled to road surface.
Feed mechanism for seed includes the length direction one of multiple blanking mechanism 302, the orientation of multiple blanking mechanisms 302 and front press wheel 305 Cause.Multiple blanking mechanisms 302 are responsible for blanking (i.e. seed) simultaneously, make seed unrestrained uniformly, and seedling is uniform, and speed of emergence is faster.More Body ground, is provided with cutting plate 304 below blanking mechanism 302, and cutting plate 304 is provided with material-dropping hole, by cutting plate 304 and blanking The setting in hole, enables seed more uniformly to trickle down to road surface, makes emergence rate higher.
The foregoing is only preferred implementation of the present utility model, be not limited to this utility model, for the skill of this area For art personnel, this utility model can have various modifications and variations.All within spirit of the present utility model and principle, that is made is any Amendment, equivalent, improvement etc., within should be included in protection domain of the present utility model.

Claims (10)

1. one kind suppression mechanism, it is characterised in that include link, front press wheel and after suppress Wheel, described front press wheel and rear press wheel parallel interval are arranged;Described front press wheel includes rolling Axle and multiple pack roller, the plurality of pack roller is located at outside roller bearing along the axis direction of roller bearing Portion, on each described pack roller, annular space is provided with multiple gear hobbing;Described roller bearing be connected Frame is rotationally connected, or described pack roller is rotationally connected with roller bearing.
Suppression mechanism the most according to claim 1, it is characterised in that described in adjacent two Forming indent between gear hobbing, this indent is semicircle.
Suppression mechanism the most according to claim 1, it is characterised in that adjacent two suppressions Fit between roller.
Suppression mechanism the most according to claim 1, it is characterised in that described front press wheel Consistent with the length of rear press wheel, the diameter of front press wheel is more than the diameter of rear press wheel, front In press wheel, the width of pack roller is consistent with the width of pack roller in rear press wheel.
5. according to the suppression mechanism described in any one of claim 1-4, it is characterised in that described The a width of 60mm of roller of pack roller, the facewidth of described gear hobbing is 30mm, between two gear hobbings Space width is 30mm;A diameter of 315mm of described front press wheel, described rear press wheel A diameter of 265mm.
Suppression mechanism the most according to claim 5, it is characterised in that described front press wheel The quantity of upper pack roller is 39, and on described rear press wheel, the quantity of pack roller is 38.
Suppression mechanism the most according to claim 5, it is characterised in that described front press wheel The bottom of bottom and rear press wheel be located in the same horizontal plane, the axis of front press wheel is higher than The axial location of rear press wheel.
8. an Alfalfa seeder, application suppression mechanism described in any one of claim 1-7, It is characterized in that, including body, this body top is provided with kind of a case, and organism bottom is provided with described Suppression mechanism.
Alfalfa seeder the most according to claim 8, it is characterised in that described kind of case Bottom connects feed mechanism for seed, and the port of export of this feed mechanism for seed is positioned at back upper place and the position of front press wheel Front upper place in rear press wheel.
Alfalfa seeder the most according to claim 9, it is characterised in that described row Plant device and include multiple blanking mechanism, the orientation of the plurality of blanking mechanism and described front town The length direction of pinch roller is consistent.
CN201620297648.4U 2016-04-11 2016-04-11 Suppressing mechanism and alfalfa grass seeder Expired - Fee Related CN205546455U (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112273011A (en) * 2020-06-19 2021-01-29 酒泉市农业科学研究院 Automatic seeding device capable of enabling onion heads to face upwards
CN112616344A (en) * 2021-01-06 2021-04-09 辛集市润泽机械科技有限公司 No-tillage spread-seeding fertilizing seeder

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112273011A (en) * 2020-06-19 2021-01-29 酒泉市农业科学研究院 Automatic seeding device capable of enabling onion heads to face upwards
CN112616344A (en) * 2021-01-06 2021-04-09 辛集市润泽机械科技有限公司 No-tillage spread-seeding fertilizing seeder

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20160907

Termination date: 20170411