CN103430672A - Fertilizer feeder - Google Patents
Fertilizer feeder Download PDFInfo
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- CN103430672A CN103430672A CN2013103862320A CN201310386232A CN103430672A CN 103430672 A CN103430672 A CN 103430672A CN 2013103862320 A CN2013103862320 A CN 2013103862320A CN 201310386232 A CN201310386232 A CN 201310386232A CN 103430672 A CN103430672 A CN 103430672A
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- fertilizer
- conveyor screw
- current stabilization
- stabilization conveyor
- hopper
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Abstract
The invention discloses a fertilizer feeder. The fertilizer feeder comprises a fertilizer box, a fertilizer feeding device, a steady flow conveying screw and a transmission device, wherein a feeding opening communicated with the fertilizer feeding device is formed in the bottom of the fertilizer box; the fertilizer feeding device is arranged at the bottom of the fertilizer box; the steady flow conveying screw is arranged in the fertilizer box and at the bottom of the fertilizer box; the fertilizer feeding device is connected with the transmission device, and the steady flow conveying screw is connected with the transmission device; a steady fertilizer flow can be provided by adopting the steady flow conveying screw in the fertilizer box. The fertilizer feeder adopts the steady flow conveying screw, so that the fertilizer feeding device can provide the steady fertilizer flow, and the fertilizer feeding device can uniformly and accurately feed fertilizer; meanwhile, the fertilizer feeder is also applicable to multiple fertilizers.
Description
Technical field
The present invention relates to the fertilizer machinery field in agricultural, be specifically related to a kind of fertilizer distributor.
Background technology
China is maximum in the world fertilizer consumption state, but chemical fertilizer utilization ratio is lower.The fertilising of machinery essence amount is conducive to save fertilizer, protection of the environment.Mechanical fertilization generally all adopts the outer groove-wheel fertilizer apparatus at present.The outer groove-wheel fertilizer apparatus is had relatively high expectations to the physical characteristic of fertilizer, generally can only apply dry granular fertilizer, to the granular fertilizer of the moisture absorption and powdery fertilizer to apply effect poor, teeth groove easily is stained with fertilizer and causes the obstruction of skidding, thereby cause to apply, inhomogeneously maybe can't apply.
Summary of the invention
The objective of the invention is the deficiency existed in order to overcome above prior art, provide a kind of simple and reasonable for structure, applicable various fertilizer, and apply evenly, defertilizing amount fertilizer distributor accurately.
Purpose of the present invention realizes by following technical scheme: this fertilizer distributor, comprise hopper, fertilizer apparatus, current stabilization conveyor screw and transmission device, and the bottom of described hopper is provided with the feed opening be communicated with fertilizer apparatus, and described fertilizer apparatus is installed on the bottom of hopper; Described current stabilization conveyor screw is installed in hopper, and is positioned at the bottom of hopper; Described fertilizer apparatus is connected with transmission device, and described current stabilization conveyor screw is connected with transmission device.Provide stable fertilizer stream by using the current stabilization conveyor screw to can be fertilizer apparatus in hopper.
Described fertilizer distributor also comprises conveying axis, described current stabilization conveyor screw comprises current stabilization conveyor screw I and current stabilization conveyor screw II, described current stabilization conveyor screw I and current stabilization conveyor screw II are installed in hopper by conveying axis, described feed opening be positioned at current stabilization conveyor screw I and current stabilization conveyor screw II junction under, an end of described conveying axis is connected with transmission device.Adopt this kind of structure to may further be fertilizer apparatus enough fertilizer is provided, avoid fertilizer to deliver to by spells fertilizer apparatus, prevent from applying inhomogeneous situation and occur.Simultaneously, current stabilization conveyor screw I and current stabilization conveyor screw II can be stirred the fertilizer in hopper, built on stilts thereby the fertilizer at feed opening place prevents arch camber, avoid fertilizer to run underneath to the inner chamber of fertilizer apparatus from feed opening.
The bottom of described hopper is provided with arc sections, the two ends of described arc sections are connected with front fertilizer-guiding plate and rear fertilizer-guiding plate, the size of the angle between described front fertilizer-guiding plate and rear fertilizer-guiding plate is 0～80 °, and the lower end, the outside of described front fertilizer-guiding plate and rear fertilizer-guiding plate is equipped with for the fixing mounting ear of fertilizer apparatus.The lower end of hopper consists of arc sections, front fertilizer-guiding plate and rear fertilizer-guiding plate, the inner space in hopper diminishes from top to bottom gradually, can guarantee that fertilizer can rely on deadweight just can flow to the arc sections bottom hopper along front fertilizer-guiding plate or rear fertilizer-guiding plate, avoid current stabilization conveyor screw I and current stabilization conveyor screw II to occur unloaded, thereby guarantee the stability of fertilizer stream.
As a kind of preferred, described current stabilization conveyor screw I and current stabilization conveyor screw II all be positioned at arc sections directly over, and the outside and the gap between the arc sections inwall of described current stabilization conveyor screw I are 0～5mm, the outside and the gap between the arc sections inwall of described current stabilization conveyor screw II are 0～5mm; Described current stabilization conveyor screw I's revolves apart from being 70-150mm, and described current stabilization conveyor screw II's revolves apart from being 70-150mm.
For better fertilizer, described fertilizer apparatus comprises housing, fertilizer spiral and fertilizer expelling shaft, and described fertilizer spiral is installed in housing by fertilizer expelling shaft, and an end of described fertilizer expelling shaft is connected with transmission device.
Described housing comprises upper shell, lower house and 2 end caps, and the two ends of described upper shell are connected with the two ends of lower house respectively by 2 end caps, and the two ends of described fertilizer expelling shaft are installed on respectively 2 end caps; Described upper shell and lower house form cylindrical cavity, are provided with the arc groove coordinated with arc sections above described upper shell, are provided with the charging aperture relative with feed opening in described arc groove; Be provided with discharging opening below described lower house, described discharging opening is provided with blanking mouth.Cylindrical cavity can make the fertilizer entered from hopper enter smoothly the bottom of cylindrical cavity, thereby guarantees that the fertilizer spiral zero load can not occur, therefore can be evenly, fertilizer accurately.
As a kind of preferred, described fertilizer spiral is essence amount fertilizer spiral, and the gap length between the outside of described fertilizer spiral and the inwall of cylindrical cavity is 0～2mm, and the distance of revolving of described fertilizer spiral is 40-120mm.
The material of described current stabilization conveyor screw I, current stabilization conveyor screw II, fertilizer spiral, upper shell, lower house, end cap and blanking mouth all adopts acetal plastic.Acetal plastic is commonly called as the match steel, and acetal plastic is the engineering plastics with excellent combination property, and ph stability is better, in the service life of therefore improving above-mentioned all parts, does not need frequent maintenance, reduces cost.
For the stability that guarantees that power is carried, described conveyer duplex chain wheel, rotating shaft, sprocket wheel I, sprocket wheel II, chain I, chain II and gearbox, described duplex chain wheel is installed on the upper end of hopper by rotating shaft, described sprocket wheel I is installed on an end of fertilizer expelling shaft, described sprocket wheel II is installed on an end of conveying axis, and described sprocket wheel I is connected with duplex chain wheel by chain I, and described sprocket wheel II is connected with duplex chain wheel by chain II, simultaneously, an end of described fertilizer expelling shaft is connected with the power take-off of gearbox.Concrete, gearbox is connected with power source, and the power transmission that power source is exported is to fertilizer expelling shaft.
Described gearbox adopts the tower-shaped gear gearbox.Usually, the maximum speed change of tower-shaped gear gearbox and minimum speed change differ 3 times, and the tower-shaped gear gearbox has a plurality of gear ratio, thereby meet the adjusting of defertilizing amount.Be that fertilizer apparatus can be adjusted the speed that fertilizer flows out from blanking mouth by gearbox, thereby realize the adjusting of defertilizing amount.
Operation principle of the present invention: the output of power ultromotivity source, power is through gear to sprocket wheel I and sprocket wheel II, and sprocket wheel I drives the fertilizer helical rotation; And sprocket wheel II drives current stabilization conveyor screw I and the current stabilization conveyor screw rotates, the fertilizer in hopper is transported to middle feed opening place, hopper bottom; Fertilizer enters in the cylindrical cavity of upper shell and lower house formation from feed opening, then the fertilizer that the fertilizer spiral rotated drives in inner chamber moves to discharging opening, these fertilizer will be flowed through successively and be arrived in farmland after discharging opening and blanking mouth, thereby complete applying of fertilizer.
The present invention has advantages of as follows with respect to prior art:
1, this fertilizer distributor adopts the current stabilization conveyor screw that the fertilizer in hopper is delivered in fertilizer apparatus, thereby can provide stable fertilizer stream, simultaneously the current stabilization conveyor screw can also stir in hopper in fertilizer, avoid fertilizer built on stilts in the arch camber of feed opening place, ensure stable fertilizer stream and enter fertilizer apparatus from feed opening, make the fertilizer apparatus fertilizer evenly, accurately.
2, this fertilizer distributor adopts the current stabilization conveyor screw and has the fertilizer apparatus of fertilizer spiral, the physical characteristic of fertilizer is required lowlyer, and no matter fertilizer is powder closes, or graininess, can stable transfer fertilizer; Even after the fertilizer moisture absorption, fertilizer is more difficult being built-up in current stabilization conveyor screw and fertilizer spiral also simultaneously, guaranteeing the conveying of fertilizer and apply, therefore apply evenly, accurately.
3, this fertilizer distributor carrys out the rotating speed of regulating flow-stabilizing conveyor screw I, current stabilization conveyor screw II and fertilizer spiral by transmission device, thereby controls the flow that flows out fertilizer from blanking mouth, thereby realizes that the amount of applying evenly, accurately.
The accompanying drawing explanation
Fig. 1 is the structural representation of fertilizer distributor of the present invention.
Fig. 2 is the right view of fertilizer distributor of the present invention.
Fig. 3 is the right view of hopper of the present invention.
Fig. 4 is the structural representation of hopper of the present invention.
Fig. 5 is the structural representation of fertilizer apparatus of the present invention.
Fig. 6 is the vertical view of fertilizer apparatus of the present invention.
Fig. 7 is the right view of fertilizer apparatus of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
A kind of fertilizer distributor as depicted in figs. 1 and 2, comprise hopper 1, fertilizer apparatus 2, current stabilization conveyor screw 3 and transmission device 4, and the bottom of described hopper 1 is provided with the feed opening 10 be communicated with fertilizer apparatus 2, and described fertilizer apparatus 2 is installed on the bottom of hopper 1; Described current stabilization conveyor screw 3 is installed in hopper 1, and is positioned at the bottom of hopper 1; Described fertilizer apparatus 2 is connected with transmission device 4, and described current stabilization conveyor screw 3 is connected with transmission device 4.Provide stable fertilizer stream by using current stabilization conveyor screw 3 to can be fertilizer apparatus 2 in hopper 1.
Described fertilizer distributor also comprises conveying axis 5, described current stabilization conveyor screw 3 comprises current stabilization conveyor screw I31 and current stabilization conveyor screw II32, described current stabilization conveyor screw I31 and current stabilization conveyor screw II32 are installed in hopper 1 by conveying axis 5, described feed opening 10 be positioned at current stabilization conveyor screw I31 and current stabilization conveyor screw II32 junction 33 under, an end of described conveying axis 5 is connected with transmission device 4.Adopt this kind of structure to may further be fertilizer apparatus 2 enough fertilizer is provided, avoid fertilizer to deliver to by spells fertilizer apparatus 2, prevent from applying inhomogeneous situation and occur.Simultaneously, current stabilization conveyor screw I31 and current stabilization conveyor screw II32 can be stirred the fertilizer in hopper 1, thereby prevent that the fertilizer arch camber at feed opening 10 places is built on stilts, avoid fertilizer to run underneath to the inner chamber of fertilizer apparatus 2 from feed opening 10.Current stabilization conveyor screw 3 is set to two-stage current stabilization conveyor screw, and current stabilization conveyor screw 3 mainly consists of current stabilization conveyor screw I31 and current stabilization conveyor screw II32.The hand of spiral of current stabilization conveyor screw I31 and current stabilization conveyor screw II32 is contrary, and each performance parameter equates, as length and revolve apart from etc.Therefore when current stabilization conveyor screw I31 and current stabilization conveyor screw II32 wait band to rotate in the same way, the fertilizer that current stabilization conveyor screw I31 and current stabilization conveyor screw II32 will will be positioned at hopper 1 two ends, left and right with identical speed is transported to feed opening 10 places in the middle of being positioned at, thereby provides stable fertilizer stream for fertilizer apparatus 2.And current stabilization conveyor screw I31 and current stabilization conveyor screw II32 be symmetrical arranged with respect to the centre of hopper 1, this guarantees for two shaft strength balances of conveying axis 5 are installed, thereby is avoided bearing wear too fast.Concrete, when feed opening 10 be positioned at current stabilization conveyor screw I31 and current stabilization conveyor screw II32 place under the time, feed opening 10 will be positioned at the centre of arc sections 10.
As shown in Figure 3 and Figure 4, the bottom of described hopper 1 is provided with arc sections 13, the two ends of described arc sections 13 are connected with front fertilizer-guiding plate 11 and rear fertilizer-guiding plate 12, the size of the angle between described front fertilizer-guiding plate 11 and rear fertilizer-guiding plate 12 is 50 °, and the lower end, the outside of described front fertilizer-guiding plate 11 and rear fertilizer-guiding plate 12 is equipped with for the fixing mounting ear 14 of fertilizer apparatus 2.The lower end of hopper 1 consists of arc sections 13, front fertilizer-guiding plate 11 and rear fertilizer-guiding plate 12, the inner space in hopper 1 diminishes from top to bottom gradually, this can guarantee fertilizer can rely on deadweight just can along front fertilizer-guiding plate 11 or afterwards fertilizer-guiding plate 12 flow to the arc sections 13 of hopper 1 bottom, avoid current stabilization conveyor screw I31 and current stabilization conveyor screw II32 to occur unloaded, thereby guarantee the stability of fertilizer stream.The lower end of front fertilizer-guiding plate 11 is connected with rear fertilizer-guiding plate 12 by arc sections 13, when this can be avoided connecting front fertilizer-guiding plate 11 and directly is connected with rear fertilizer-guiding plate 12, and both narrow and sharp-pointed spaces of appearance, junction, thus be unfavorable for the conveying of fertilizer.Concrete, the quantity of mounting ear 14 has 4, and the outer wall of front fertilizer-guiding plate 11 and rear fertilizer-guiding plate 12 all arranges two, and two mounting ears 14 of two mounting ears 14 of front fertilizer-guiding plate 11 and rear fertilizer-guiding plate 12 are with respect to the center line symmetry of hopper 1.
Described current stabilization conveyor screw I31 and current stabilization conveyor screw II32 all be positioned at arc sections 13 directly over, and the gap between the outside of described current stabilization conveyor screw I31 and arc sections 13 inwalls is 3mm, the gap between the outside of described current stabilization conveyor screw II32 and arc sections 13 inwalls is 3mm; Described current stabilization conveyor screw I31's revolves apart from being 100mm, and described current stabilization conveyor screw II32's revolves apart from being 100mm.Wherein, described current stabilization conveyor screw I31 is left-handed current stabilization conveyor screw, and current stabilization conveyor screw II32 is dextrorotation current stabilization conveyor screw.
As shown in Figures 5 to 7, for better fertilizer, described fertilizer apparatus 2 comprises housing, fertilizer spiral 6 and fertilizer expelling shaft 7, and described fertilizer spiral 6 is installed in housing by fertilizer expelling shaft 7, and an end of described fertilizer expelling shaft 6 is connected with transmission device 4.Concrete, fertilizer spiral 6 is fixed on fertilizer expelling shaft 7 by pin, and the two ends of fertilizer expelling shaft 6 are installed on the two ends, left and right of housing by bearing, and the two ends of fertilizer expelling shaft 7 are installed in two end caps 23 by bearing.
Described housing comprises upper shell 21, lower house 22 and 2 end caps 23, and the two ends of described upper shell 21 are connected with the two ends of lower house 22 respectively by 2 end caps 23, and the two ends of described fertilizer expelling shaft 7 are installed on respectively 2 end caps 23; Described upper shell 21 and lower house 22 form cylindrical cavity 28, are provided with the arc groove 26 coordinated with arc sections 13 above described upper shell 21, are provided with the charging aperture 24 relative with feed opening 10 in described arc groove 26; Be provided with discharging opening 25 below described lower house 22, described discharging opening 25 is provided with blanking mouth 8.Cylindrical cavity 28 can make the fertilizer entered from hopper 1 enter smoothly the bottom of cylindrical cavity 28, thereby guarantees that fertilizer spiral 6 zero load can not occur, therefore can be evenly, fertilizer accurately.Concrete, upper shell 21 is provided with the installing hole 27 relative with mounting ear 14.When whole fertilizer apparatus 2 is installed on hopper 1 bottom by upper shell 21, arc groove 26 closely cooperates with arc sections 13.Installing hole 27 is relative with mounting ear 14 simultaneously, then is bolted to connection installing hole 27 and mounting ear 14.Adopt above-mentioned structure, this is easy accessibility not only, and safeguards simple, cost-saving.
Described fertilizer spiral 6 is essence amount fertilizer spiral, and the gap length between the outside of described fertilizer spiral 6 and the inwall of cylindrical cavity is 1mm, and the distance of revolving of described fertilizer spiral 6 is 80mm.
The material of described current stabilization conveyor screw I31, current stabilization conveyor screw II32, fertilizer spiral 6, upper shell 21, lower house 22, end cap 23 and blanking mouth 8 all adopts acetal plastic.Acetal plastic is commonly called as the match steel, and acetal plastic is the engineering plastics with excellent combination property, and ph stability is better, in the service life of therefore improving above-mentioned all parts, does not need frequent maintenance, reduces cost.
For the stability that guarantees that power is carried, described conveyer 4 duplex chain wheels 41, rotating shaft 42, sprocket wheel I43, sprocket wheel II44, chain I45, chain II46 and gearbox 47, described duplex chain wheel 41 is installed on the upper end of hopper 1 by rotating shaft 42, described sprocket wheel I43 is installed on an end of fertilizer expelling shaft 7, described sprocket wheel II44 is installed on an end of conveying axis 5, described sprocket wheel I43 is connected with duplex chain wheel 41 by chain I45, described sprocket wheel II44 is connected with duplex chain wheel 41 by chain II46, simultaneously, an end of described fertilizer expelling shaft 7 is connected with the power take-off of gearbox 47.Concrete, gearbox 47 is connected with power source, and the power transmission that power source is exported is to fertilizer expelling shaft 6.And the power take-off of gearbox 47 is connected with an end of fertilizer expelling shaft 7 by shaft coupling 9, thus can be by the power transmission of power source output to fertilizer expelling shaft 7.Fertilizer expelling shaft 7 not only drives fertilizer spiral 6 and rotates, the sprocket wheel I43 that also will be installed on fertilizer expelling shaft 7 drives, then sprocket wheel I43 drives duplex chain wheel 41 rotations by chain I45, duplex chain wheel 41 after rotation rotates by chain II45 band movable sprocket II44, last sprocket wheel II44 drives current stabilization conveyor screw I31 by conveying axis 5 and current stabilization conveyor screw II32 rotates, thus power transmission.
Described gearbox 47 adopts the tower-shaped gear gearbox.Usually, the maximum speed change of tower-shaped gear gearbox and minimum speed change differ 3 times, and the tower-shaped gear gearbox has a plurality of gear ratio, thereby meet the adjusting of defertilizing amount.Be that fertilizer apparatus can be adjusted the speed that fertilizer flows out from blanking mouth by gearbox, thereby realize the adjusting of defertilizing amount.
Above-mentioned embodiment is the preferred embodiments of the present invention, can not be limited the present invention, and other any change or other equivalent substitute mode that does not deviate from technical scheme of the present invention and make, within being included in protection scope of the present invention.
Claims (10)
1. a fertilizer distributor, it is characterized in that: comprise hopper, fertilizer apparatus, current stabilization conveyor screw and transmission device, the bottom of described hopper is provided with the feed opening be communicated with fertilizer apparatus, and described fertilizer apparatus is installed on the bottom of hopper; Described current stabilization conveyor screw is installed in hopper, and is positioned at the bottom of hopper; Described fertilizer apparatus is connected with transmission device, and described current stabilization conveyor screw is connected with transmission device.
2. fertilizer distributor according to claim 1, it is characterized in that: also comprise conveying axis, described current stabilization conveyor screw comprises current stabilization conveyor screw I and current stabilization conveyor screw II, described current stabilization conveyor screw I and current stabilization conveyor screw II are installed in hopper by conveying axis, described feed opening be positioned at current stabilization conveyor screw I and current stabilization conveyor screw II junction under, an end of described conveying axis is connected with transmission device.
3. fertilizer distributor according to claim 2, it is characterized in that: the bottom of described hopper is provided with arc sections, the two ends of described arc sections are connected with front fertilizer-guiding plate and rear fertilizer-guiding plate, the size of the angle between described front fertilizer-guiding plate and rear fertilizer-guiding plate is 0～80 °, and the lower end, the outside of described front fertilizer-guiding plate and rear fertilizer-guiding plate is equipped with for the fixing mounting ear of fertilizer apparatus.
4. fertilizer distributor according to claim 3, it is characterized in that: described current stabilization conveyor screw I and current stabilization conveyor screw II all be positioned at arc sections directly over, and the outside and the gap between the arc sections inwall of described current stabilization conveyor screw I are 0～5mm, the outside and the gap between the arc sections inwall of described current stabilization conveyor screw II are 0～5mm; Described current stabilization conveyor screw I's revolves apart from being 70-150mm, and described current stabilization conveyor screw II's revolves apart from being 70-150mm.
5. fertilizer distributor according to claim 2, it is characterized in that: described fertilizer apparatus comprises housing, fertilizer spiral and fertilizer expelling shaft, and described fertilizer spiral is installed in housing by fertilizer expelling shaft, and an end of described fertilizer expelling shaft is connected with transmission device.
6. fertilizer distributor according to claim 5, it is characterized in that: described housing comprises upper shell, lower house and 2 end caps, the two ends of described upper shell are connected with the two ends of lower house respectively by 2 end caps, and the two ends of described fertilizer expelling shaft are installed on respectively 2 end caps; Described upper shell and lower house form cylindrical cavity, are provided with the arc groove coordinated with arc sections above described upper shell, are provided with the charging aperture relative with feed opening in described arc groove; Be provided with discharging opening below described lower house, described discharging opening is provided with blanking mouth.
7. fertilizer distributor according to claim 6 is characterized in that: described fertilizer spiral is essence amount fertilizer spiral, and the gap length between the outside of described fertilizer spiral and the inwall of cylindrical cavity is 0～2mm, the revolving apart from being 40-120mm of described fertilizer spiral.
8. fertilizer distributor according to claim 6, it is characterized in that: the material of described current stabilization conveyor screw I, current stabilization conveyor screw II, fertilizer spiral, upper shell, lower house, end cap and blanking mouth all adopts acetal plastic.
9. fertilizer distributor according to claim 5, it is characterized in that: described conveyer duplex chain wheel, rotating shaft, sprocket wheel I, sprocket wheel II, chain I, chain II and gearbox, described duplex chain wheel is installed on the upper end of hopper by rotating shaft, described sprocket wheel I is installed on an end of fertilizer expelling shaft, described sprocket wheel II is installed on an end of conveying axis, described sprocket wheel I is connected with duplex chain wheel by chain I, described sprocket wheel II is connected with duplex chain wheel by chain II, simultaneously, an end of described fertilizer expelling shaft is connected with the power take-off of gearbox.
10. fertilizer distributor according to claim 9, is characterized in that: described gearbox employing tower-shaped gear gearbox.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103862320A CN103430672A (en) | 2013-08-29 | 2013-08-29 | Fertilizer feeder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103862320A CN103430672A (en) | 2013-08-29 | 2013-08-29 | Fertilizer feeder |
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| CN103430672A true CN103430672A (en) | 2013-12-11 |
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| CN2013103862320A Pending CN103430672A (en) | 2013-08-29 | 2013-08-29 | Fertilizer feeder |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104094715A (en) * | 2014-07-09 | 2014-10-15 | 卓仲表 | Self-transmission quantitative fertilizing machine |
| CN105170015A (en) * | 2015-08-19 | 2015-12-23 | 王鼎兴 | Hand-operated fertilizer mixing apparatus |
| CN107439113A (en) * | 2017-08-31 | 2017-12-08 | 高台县嘉宝机械制造销售有限公司 | Multifunctional fertilizer applicator |
| CN110012686A (en) * | 2019-05-17 | 2019-07-16 | 山东省农业科学院农业资源与环境研究所 | Soil fertility improved device |
-
2013
- 2013-08-29 CN CN2013103862320A patent/CN103430672A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104094715A (en) * | 2014-07-09 | 2014-10-15 | 卓仲表 | Self-transmission quantitative fertilizing machine |
| CN105170015A (en) * | 2015-08-19 | 2015-12-23 | 王鼎兴 | Hand-operated fertilizer mixing apparatus |
| CN107439113A (en) * | 2017-08-31 | 2017-12-08 | 高台县嘉宝机械制造销售有限公司 | Multifunctional fertilizer applicator |
| CN107439113B (en) * | 2017-08-31 | 2024-04-05 | 高台县嘉宝机械制造销售有限公司 | Multifunctional fertilizer applicator |
| CN110012686A (en) * | 2019-05-17 | 2019-07-16 | 山东省农业科学院农业资源与环境研究所 | Soil fertility improved device |
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Application publication date: 20131211 |
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