CN206517802U - Novel precision bidirectional variable amount automates special fertilizer spreader tool and automation lycium barbarum fertilizer distributor tool - Google Patents

Novel precision bidirectional variable amount automates special fertilizer spreader tool and automation lycium barbarum fertilizer distributor tool Download PDF

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Publication number
CN206517802U
CN206517802U CN201720147146.8U CN201720147146U CN206517802U CN 206517802 U CN206517802 U CN 206517802U CN 201720147146 U CN201720147146 U CN 201720147146U CN 206517802 U CN206517802 U CN 206517802U
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CN
China
Prior art keywords
variable amount
bidirectional variable
special fertilizer
fertilizer spreader
tool
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201720147146.8U
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Chinese (zh)
Inventor
李建国
王孝
马金平
吴龙军
王佳
石志刚
秦垦
马波
安巍
杨山博
张建
袁凤岩
李晓东
赵小芬
王亚军
焦恩宁
李国�
张蓉
何嘉
张学军
王芳
陈彦珍
张占权
哈丽琼
陈曦
李莉
赵伟伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningxia Meng Qi Planting Professional Cooperatives
Institute of Wolfberry Engineering Technology of Ningxia Academy of Agricultural and Forestry Sciences
Original Assignee
Ningxia Meng Qi Planting Professional Cooperatives
Institute of Wolfberry Engineering Technology of Ningxia Academy of Agricultural and Forestry Sciences
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ningxia Meng Qi Planting Professional Cooperatives, Institute of Wolfberry Engineering Technology of Ningxia Academy of Agricultural and Forestry Sciences filed Critical Ningxia Meng Qi Planting Professional Cooperatives
Priority to CN201720147146.8U priority Critical patent/CN206517802U/en
Application granted granted Critical
Publication of CN206517802U publication Critical patent/CN206517802U/en
Expired - Fee Related legal-status Critical Current
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/20Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
    • Y02P60/21Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures

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Abstract

The utility model is related to field of agricultural machinery, and special fertilizer spreader tool and automation lycium barbarum fertilizer distributor tool are automated in particular to a kind of novel precision bidirectional variable amount.The utility model provides a kind of novel precision bidirectional variable amount and automates special fertilizer spreader tool, the problem of which solving fertilizer waste in the prior art and low yield of medlar.The utility model additionally provides a kind of automation lycium barbarum fertilizer distributor tool, and it includes tractor and above-mentioned novel precision bidirectional variable amount automates special fertilizer spreader tool.The novel precision bidirectional variable amount automates special fertilizer spreader tool fertilising efficiency high, and reduces labor strength.

Description

Novel precision bidirectional variable amount automates special fertilizer spreader tool and automation matrimony vine fertilising Machinery
Technical field
The utility model is related to field of agricultural machinery, is automated in particular to a kind of novel precision bidirectional variable amount Special fertilizer spreader tool and automation lycium barbarum fertilizer distributor tool.
Background technology
The research of China's matrimony vine machinery is equipped and agrotechnical than later, recent years introducing foreign advanced machinery On the basis of, according to matrimony vine industry characteristics and planting patterns, the scientific research institutions and colleges and universities of various regions are also increased to lycium barbarum fertilizer distributor tool Research dynamics.
At present, the matrimony vine fertilization mode of China is main is with the shallow fertilising of low power tractor drive fertilizer machinery progress It is main, but existing fertilizer machinery can cause the serious waste of fertilizer, and if improper fertilization, also manually to be applied again Fertilizer, not only labor intensity is big, cost is high, and easily misses farming season.In addition, being unidirectional fertilising, efficiency is low, does not meet sustainable The requirement of development.
Additionally due to matrimony vine plant root becomes, the characteristic of fertilizer and the water that becomes, if fertilizer fertilization depth is excessively shallow, causes plant root A large amount of top layers for being in soil, substantially reduce the drought resisting of plant, cold tolerance, influence the growth rate and yield of matrimony vine.
Utility model content
Of the present utility model is that a purpose is, in view of the deficienciess of the prior art, being become using matrimony vine plant root The characteristic of fertilizer and the water that becomes automates special fertilizer spreader tool there is provided a kind of novel precision bidirectional variable amount, which solves existing skill In art fertilizer waste and yield of medlar it is low the problem of.
Second purpose of the present utility model is that it includes tractor there is provided one kind automation lycium barbarum fertilizer distributor tool Special fertilizer spreader tool is automated with above-mentioned novel precision bidirectional variable amount.Novel precision bidirectional variable amount automation is special to broadcast fertilizer Mechanical fertilization efficiency high, and reduce labor strength.
What the utility model was realized in:
A kind of novel precision bidirectional variable amount automates special fertilizer spreader tool, and it includes storage bin, ditching device, driving dress Put, broadcast fertile equipment and frame, storage bin is connected with frame, broadcast the side that fertile equipment is located at frame, broadcast fertile equipment and sent including first Expect device and the first discharging opening, the first discharging opening can slide up and down to the first feed device to be connected, storage bin includes warehouse, the Two feed devices and the second discharging opening for being opened in warehouse bottom, the second feed device are located at warehouse bottom, the second discharging opening with First feed device is connected, and drive device is connected with frame, and the first feed device of driving and the second feed device, ditching device are set In frame away from the opposite side for broadcasting fertile equipment.
In a kind of embodiment of the present utility model:
First feed device and the second feed device are conveying worm.
In a kind of embodiment of the present utility model:
Drive device is engine, and engine is connected by chain with the first feed device and the second feed device.
In a kind of embodiment of the present utility model:
Storage bin also includes the first retractor device and baffle plate being connected with each other, and baffle plate setting is on the second discharging opening, and first Retractor device is connected with warehouse, and the first retractor device is used to drive baffle plate to move, to open or close the second discharging opening.
In a kind of embodiment of the present utility model:
First retractor device is hydraulic cylinder.
In a kind of embodiment of the present utility model:
Ditching device includes two runner boots being oppositely arranged.
In a kind of embodiment of the present utility model:
Ditching device also includes the second retractor device, and runner boot is connected by the second retractor device with frame.
In a kind of embodiment of the present utility model:
Second retractor device is hydraulic cylinder.
In a kind of embodiment of the present utility model:
Wheel is additionally provided with frame, wheel is connected with drive device.
One kind automation lycium barbarum fertilizer distributor tool, it includes tractor and the automation of above-mentioned novel precision bidirectional variable amount is special Fertilizer spreader tool, the frame that novel precision bidirectional variable amount is automated in special fertilizer spreader tool is connected with tractor.
The utility model at least possesses following beneficial effect:
The utility model provides a kind of novel precision bidirectional variable amount and automates special fertilizer spreader tool, which solves existing In technology fertilizer waste and yield of medlar it is low the problem of.
The utility model additionally provides a kind of automation lycium barbarum fertilizer distributor tool, and it includes tractor and above-mentioned novel precision is double Special fertilizer spreader tool is automated to variable.The novel precision bidirectional variable amount automates special fertilizer spreader tool fertilising efficiency high, And reduce labor strength.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the utility model embodiment, it will use below required in embodiment Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also To obtain other related accompanying drawings according to these accompanying drawings.
Fig. 1 is the special visual angle of fertilizer spreader tool first of novel precision bidirectional variable amount automation in the utility model embodiment 1 Schematic diagram;
Fig. 2 is the special visual angle of fertilizer spreader tool second of novel precision bidirectional variable amount automation in the utility model embodiment 1 Schematic diagram;
Fig. 3 is the schematic diagram of material storing box in the utility model embodiment 1;
Fig. 4 is the schematic diagram of the special fertilizer spreader tool of novel precision bidirectional variable amount automation in the utility model embodiment 2.
In figure:100- novel precision bidirectional variables amount automates special fertilizer spreader tool;200- novel precision bidirectional variable amounts Automate special fertilizer spreader tool;110- storage bins;120- ditching devices;150- frames;111- warehouses;The feedings of 113- second are filled Put;115- discharging openings;The feed devices of 141- first;143- applies material portion;The retractor devices of 145- second;161- helical axis;163- spiral shells Vane piece;151- wheels;The driving-chains of 153- first;The driving-chains of 155- second;210- engines.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer Accompanying drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that retouched The embodiment stated is a part of embodiment of the utility model, rather than whole embodiments.Generally here described in accompanying drawing and The component of the utility model embodiment shown can be arranged and designed with a variety of configurations.
Therefore, the detailed description of embodiment of the present utility model below to providing in the accompanying drawings is not intended to limit requirement The scope of the present utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all Belong to the scope of the utility model protection.
It should be noted that:Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi It is defined in individual accompanying drawing, then it further need not be defined and explained in subsequent accompanying drawing.
, it is necessary to explanation in description of the present utility model, the orientation or position relationship of the instruction such as term " on ", " under " For based on orientation shown in the drawings or position relationship, or the orientation or position that the utility model product is usually put when using Relation, is for only for ease of description the utility model and simplifies description, rather than indicate or imply that the device or element of meaning must There must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.This Outside, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that indicating or implying relative importance.
At present, the matrimony vine fertilization mode of China is main is with the shallow fertilising of low power tractor drive fertilizer machinery progress It is main, but existing fertilizer machinery can cause the serious waste of fertilizer, and if improper fertilization, also manually to be applied again Fertilizer, not only labor intensity is big, cost is high, and easily misses farming season.In addition, being unidirectional fertilising, efficiency is low, does not meet sustainable The requirement of development.
Additionally due to matrimony vine plant root becomes, the characteristic of fertilizer and the water that becomes, if fertilizer fertilization depth is excessively shallow, causes plant root A large amount of top layers for being in soil, substantially reduce the drought resisting of plant, cold tolerance, influence the growth rate and yield of matrimony vine.
For the deficiencies in the prior art, there is provided following examples:
Embodiment 1
With reference to Fig. 1, showing for special fertilizer spreader tool 100 is automated for the novel precision bidirectional variable amount in the present embodiment in figure It is intended to.Novel precision bidirectional variable amount, which automates special fertilizer spreader tool 100, includes storage bin 110, ditching device 120, driving dress Put, broadcast fertile device and frame 150.
Storage bin 110 is connected with frame 150, positioned at the top of frame 150.In the present embodiment, the size of storage bin 110 is 120cm*50cm*60cm, 0.5cm thickness ferrous material are welded, the steelframe support connected due to frame 150.Need explanation It is that in other embodiments, the size and material of storage bin 110, which differ, is set to above-mentioned data, according to actual use feelings Condition is different, and size can increase or reduce, and material can also be cast iron or stainless steel etc..
Storage bin 110 includes warehouse 111, the second feed device 113 and the discharging opening 115 for being opened in the bottom of warehouse 111.The Two feed devices 113 are arranged at the bottom of warehouse 111.Fertilizer in warehouse 111 is passed through discharging opening 115 by the second feed device 113 Send out.
With reference to Fig. 2, in the present embodiment, storage bin 110 also includes the first retractor device and baffle plate being connected with each other, Baffle plate setting is on above-mentioned discharging opening 115.First retractor device one end is connected with warehouse 111, and the other end is connected with baffle plate.First Device is hydraulic cylinder, for driving baffle plate to open or close discharging opening 115.It should be noted that in other embodiments In, it can be not provided with first retractor device and baffle plate according to actual needs, and the first retractor device differs and is set to hydraulic cylinder, also Can be pneumatic cylinder or linear electric motors.
The side that fertile equipment is located at frame 150 is broadcast, ditching device 120 is located at the opposite side of frame 150.Broadcasting fertile equipment includes the One feed device 141 and apply material portion 143.Apply material portion 143 and can slide up and down with the first feed device 141 and be connected, it is new to adjust The accurate bidirectional variable amount of type automates the fertilization depth of special fertilizer spreader tool 100.
In the present embodiment, applying material portion 143 can be slided up and down by the second retractor device 145 with the first feed device 141 Ground is connected.Second retractor device 145 be hydraulic cylinder, apply material portion 143 and be set on the first feed device 141, hydraulic cylinder one end with First feed device 141 is connected, and the other end is connected with applying material portion 143, and by the flexible of hydraulic cylinder, control is applied material portion 143 and stretched out Length, its most long extended 30cm.It should be noted that in other embodiments, the second retractor device 145 can be with It is other structures, such as pneumatic cylinder or linear electric motors, and telescopic extensions can change according to actual conditions.
Ditching device 120 includes two symmetrically arranged runner boots, in the automation of novel precision bidirectional variable amount During special fertilizer spreader tool 100 is travelled, runner boot is ditched to ground, convenient that subsequently matrimony vine plant is applied fertilizer. It should be noted that in other embodiments, according to actual needs, ditching device 120 can also be replaced by adjustable Iron plough of the depth etc..
With reference to Fig. 3, in the present embodiment, the first feed device 141 and the second feed device 113 are conveying worm.The The long 50cm of conveying worm helical axis 161 of one feed device 141, helical blade 163 is 5, and every outer blade diameter is 12cm, Internal diameter is 3cm.The long 100cm of conveying worm helical axis 161 of second feed device 113, helical blade 163 is 10, every Outer blade diameter is 12, and internal diameter is 3cm.It should be noted that according to actual needs, the size of conveying worm can increase Or reduce, and in other embodiments, conveyer belt can be can also be without using conveying worm.
Referring again to Fig. 1, automate special fertilizer spreader tool 100 in novel precision bidirectional variable amount and gone by tractor dragging In entering, frame 150 is provided with wheel 151, and the first driving-chain 153 is connected with wheel 151.In the present embodiment, wheel 151 is made For drive device.The one end of first driving-chain 153 away from wheel 151 is connected with the helical axis 161 of the second feed device 113, Novel precision bidirectional variable amount automates special fertilizer spreader tool 100 when being moved under tractor drives, and the transmission of wheel 151 is passed The helical axis 161 delivered in the second feed device 113, carries out the conveying of fertilizer.What is be connected simultaneously with wheel 151 also has second to pass Dynamic chain 155, when novel precision bidirectional variable amount automates special fertilizer spreader tool 100 and moved under tractor drive, by wheel 151 helical axis 161 being sent in the first feed device 141, carries out the conveying of fertilizer.
In the rolling of wheel 151, drive helical axis 161 to rotate, fertilizer in warehouse 111 is passed through into the second feed device 113 The first feed device 141 is delivered to, is finally soil application.
Novel precision bidirectional variable amount in the present embodiment automates special fertilizer spreader tool 100 and so worked:
The internal memory of warehouse 111 is placed with fertilizer, and novel precision bidirectional variable amount is automated special fertilizer spreader tool 100 and is suspended on and is matched somebody with somebody On the tractor of set, start tractor, observation matrimony vine tree spacing in the rows and novel precision bidirectional variable amount automate special fertilizer spreader tool The distance between feed device 141 of material portion 143 and first is applied in distance between 100 and trees ' root, adjustment, controls fertilization depth. Adjust and applied fertilizer after angle.It is defeated under the fertilizer drive that helical axis 161 is rotated in the second feed device 113 in warehouse 111 Discharging opening 115 is delivered to, by adjusting the opening and closing of the first retractor device controlling baffle plate so as to control blanking velocity.From discharging opening 115 The fertilizer of submitting is to the first feed device 141, in the first feed device 141 under the drive of helical axis 161, into applying material portion 143 pairs of soil apply fertilizer.The runner boot for being now placed in the other end of frame 150 is opened up wasteland to soil opposite side.
Novel precision bidirectional variable amount automates special fertilizer spreader tool 100 and solves fertilizer in the prior art in the embodiment The problem of waste, so as to improve yield of medlar.
Embodiment 2
A kind of novel precision bidirectional variable amount is provided with reference to Fig. 4, in figure and automates special fertilizer spreader tool 200, and this is new It is similar to Example 1 that accurate bidirectional variable amount automates special fertilizer spreader tool 200, it include storage bin 110, ditching device 120, Drive device, broadcast fertile device and frame 150.Storage bin 110 includes warehouse 111, the second feed device 113 and is opened in warehouse The discharging opening 115 of 111 bottoms.Second feed device 113 is arranged at the bottom of warehouse 111.Second feed device 113 is by warehouse 111 Interior fertilizer is sent out by discharging opening 115.Storage bin 110 is connected with frame 150, positioned at the top of frame 150.Fertile equipment is broadcast to be located at The side of frame 150, ditching device 120 is located at the opposite side of frame 150.
It is with the difference of embodiment 1:
It is engine that novel precision bidirectional variable amount, which automates drive device in special fertilizer spreader tool 200, in the present embodiment 210, engine 210 is connected with frame 150.Engine 210 is located at the bottom of storage bin 110 in the present embodiment, with the first feeding Device 141 is connected.
Engine 210 is connected by the second driving-chain 155 with wheel 151, and wheel 151 passes through the first driving-chain 153 and The helical axis 161 of two feed devices 113 is connected, and rotation is passed to the spiral shell of the first feed device 141 and the second feed device 113 Spin axis 161, drives helical blade 163 to rotate, is broadcast so that fertilizer in warehouse 111 be delivered in fertile equipment, soil is applied Fertilizer.
Novel precision bidirectional variable amount in the present embodiment automates special fertilizer spreader tool 200 and so worked:
The internal memory of warehouse 111 is placed with fertilizer, and novel precision bidirectional variable amount is automated special fertilizer spreader tool 200 and is suspended on and is matched somebody with somebody On the tractor of set, start tractor, observation matrimony vine tree spacing in the rows and novel precision bidirectional variable amount automate special fertilizer spreader tool The distance between feed device 141 of material portion 143 and first is applied in distance between 200 and trees ' root, adjustment, controls fertilization depth. Adjust angle and open engine 210.Engine 210 will with motor car wheel, the first feed device 141 and the second feed device 113 Fertilizer is to discharging opening 115 in warehouse 111, by adjusting the opening and closing of the first retractor device controlling baffle plate so as to control blanking velocity. Fertilizer from the submitting of discharging opening 115 is to the first feed device 141, in the first feed device 141 under the drive of helical axis 161, Soil is applied fertilizer into material portion 143 is applied.The runner boot for being now placed in the other end of frame 150 enters to soil opposite side Row is opened up wasteland.
Novel precision bidirectional variable amount automates special fertilizer spreader tool 200 and solves fertilizer in the prior art in the embodiment The problem of waste, so as to improve yield of medlar.It is not enough or need to send to first in tractor dynamic power using the engine 210 In the case that the feed device 113 of material device 141 and second is individually driven, the output of power is realized.
One kind automation lycium barbarum fertilizer distributor tool, it includes tractor and the automation of above-mentioned novel precision bidirectional variable amount is special The frame 150 that fertilizer spreader tool 200, wherein novel precision bidirectional variable amount are automated in special fertilizer spreader tool 200 connects with tractor Connect.It should be noted that in other embodiments, can also be a kind of novel precision bidirectional variable in embodiment 1 The special fertilizer spreader tool 100 of amount automation.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this For the technical staff in field, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.

Claims (10)

1. a kind of novel precision bidirectional variable amount automates special fertilizer spreader tool, it is characterised in that:The novel precision is two-way can Variable, which automates special fertilizer spreader tool, to be included storage bin, ditching device, drive device, broadcasts fertile equipment and frame;The storage bin It is connected with the frame;It is described to broadcast the side that fertile equipment is located at the frame;It is described broadcast fertile equipment including the first feed device and Apply material portion;It is described apply material portion and can slide up and down to first feed device be connected;The storage bin is sent including warehouse, second Material device and the discharging opening for being opened in the warehouse bottom;Second feed device is located at the warehouse bottom;The discharging Mouth is connected with first feed device;The drive device is connected with the frame, drives first feed device and the Two feed devices;The ditching device is located at the frame away from the opposite side for broadcasting fertile equipment.
2. a kind of novel precision bidirectional variable amount according to claim 1 automates special fertilizer spreader tool, it is characterised in that: First feed device and second feed device are conveying worm.
3. a kind of novel precision bidirectional variable amount according to claim 2 automates special fertilizer spreader tool, it is characterised in that: The drive device is engine;The engine is connected by chain and first feed device and second feed device Connect.
4. a kind of novel precision bidirectional variable amount according to claim 1 automates special fertilizer spreader tool, it is characterised in that: The storage bin also includes the first retractor device and baffle plate being connected with each other;The baffle plate setting is described on the discharging opening First retractor device is connected with the warehouse;First retractor device is used to drive the baffle plate to move, to open or close The discharging opening.
5. a kind of novel precision bidirectional variable amount according to claim 4 automates special fertilizer spreader tool, it is characterised in that: First retractor device is hydraulic cylinder.
6. a kind of novel precision bidirectional variable amount according to claim 1 automates special fertilizer spreader tool, it is characterised in that: The ditching device includes two runner boots being oppositely arranged.
7. a kind of novel precision bidirectional variable amount according to claim 1 automates special fertilizer spreader tool, it is characterised in that: It is described apply material portion and can be slided up and down to first feed device by the second retractor device be connected.
8. a kind of novel precision bidirectional variable amount according to claim 7 automates special fertilizer spreader tool, it is characterised in that: Second retractor device is hydraulic cylinder.
9. a kind of novel precision bidirectional variable amount according to claim 1 automates special fertilizer spreader tool, it is characterised in that: Wheel is additionally provided with the frame;The wheel is connected with the drive device.
10. one kind automation lycium barbarum fertilizer distributor tool, it is characterised in that:The automation lycium barbarum fertilizer distributor tool includes tractor and upper State the novel precision bidirectional variable amount in claim 1-9 described in any one and automate special fertilizer spreader tool;The new essence The frame that quasi- bidirectional variable amount is automated in special fertilizer spreader tool is connected with the tractor.
CN201720147146.8U 2017-02-17 2017-02-17 Novel precision bidirectional variable amount automates special fertilizer spreader tool and automation lycium barbarum fertilizer distributor tool Expired - Fee Related CN206517802U (en)

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CN201720147146.8U CN206517802U (en) 2017-02-17 2017-02-17 Novel precision bidirectional variable amount automates special fertilizer spreader tool and automation lycium barbarum fertilizer distributor tool

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107333505A (en) * 2017-02-17 2017-11-10 宁夏萌塞杞种植专业合作社 Novel precision bidirectional variable amount automates special fertilizer spreader tool and automation lycium barbarum fertilizer distributor tool

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107333505A (en) * 2017-02-17 2017-11-10 宁夏萌塞杞种植专业合作社 Novel precision bidirectional variable amount automates special fertilizer spreader tool and automation lycium barbarum fertilizer distributor tool
CN107333505B (en) * 2017-02-17 2024-02-27 宁夏农林科学院枸杞科学研究所 Bidirectional variable quantity automatic special fertilizer sowing machine and automatic medlar fertilizer sowing machine

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Granted publication date: 20170926

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