CN109362302A

CN109362302A - Quantitative fertilization device

Info

Publication number: CN109362302A
Application number: CN201811538117.XA
Authority: CN
Inventors: 陈燕丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-16
Filing date: 2018-12-16
Publication date: 2019-02-22

Abstract

The purpose of the present invention is to propose to a kind of quantitative fertilization devices, can apply fertilizer according to scheduled dose to single plant crop, to reduce residual of the chemical fertilizer in soil on the basis of giving full play to chemical fertilizer fertility.Quantitative fertilization device of the invention is made of strut and the fertilizer storage barrel being installed on strut, the fertilising pipe for being installed on strut bottom end, the fertilising pipe is made of fixing pipe and adjustable pipe, the fixing pipe is fixed on bracket, fixing pipe both ends open, the top of fixing pipe and the bottom end of fertilizer storage barrel direct or through pipeline connection；The top of the bottom end closure of the adjustable pipe, top end opening, and adjustable pipe is inserted into the bottom of fixing pipe, and adjustable pipe is connect with fixing pipe by spring, and the elastic force that the spring applies makes adjustable pipe be intended to fixing pipe direction；The tube wall upper end of the adjustable pipe is equipped with the through-hole passed through for fertilizer.

Description

Quantitative fertilization device

Technical field

The invention belongs to agricultural technology fields, and in particular to arrive a kind of fertilizer apparatus.

Background technique

Grand nutrition element nitrogen, phosphorus, potassium in soil generally can not meet the needs of plant growth, need to apply it is nitrogenous, Phosphorus, potassium chemical fertilizer supply.Chemical fertilizer year usage amount in China's accounts for about the 1/3 of the world, is equivalent to the summation of the U.S., India, though chemical fertilizer Crop yield is so improved, but due to being excessively used, also results in serious soil contamination problem, gives food safety, soil Safety, ecological safety cause larger hidden danger.

One of the reason of China's chemical fertilizer is excessively used is exactly that fertilization mode is unreasonable, and traditional fertilization mode is mainly spread fertilizer over the fields Fertilizer is uniformly spread on ground before crop sowing, then turns over and bury by method, in the chemical fertilizer being sprinkled into, much with crop Root system is apart from each other, can not play a role, and makes fertilizer residue in soil more instead.Even row replacement and perforated method (are being broadcast Combine site preparation bedding before kind, ditch or open cave, blinding sowing after fertilizer is applied wherein), also because being unable to control dose and It is easy to cause the problem that fertilizer residue is excessive.

Summary of the invention

The purpose of the present invention is to propose to a kind of quantitative fertilization devices, can carry out according to scheduled dose to single plant crop Fertilising, to reduce residual of the chemical fertilizer in soil on the basis of giving full play to chemical fertilizer fertility.

Quantitative fertilization device of the invention is by strut and the fertilizer storage barrel being installed on strut, the fertilising for being installed on strut bottom end Pipe is constituted, and the fertilising pipe is made of fixing pipe and adjustable pipe, and the fixing pipe is fixed on bracket, fixing pipe both ends open, The top of fixing pipe and the bottom end of fertilizer storage barrel direct or through pipeline connection；The bottom end closure of the adjustable pipe, top end opening, And the top of adjustable pipe is inserted into the bottom of fixing pipe, adjustable pipe is connect with fixing pipe by spring, the bullet that the spring applies Power makes adjustable pipe be intended to fixing pipe direction；The tube wall upper end of the adjustable pipe is equipped with the through-hole passed through for fertilizer.

The working principle of above-mentioned quantitative fertilization device is as follows:

Chemical fertilizer granule is packed into fertilizer storage barrel first, chemical fertilizer granule is slipped in fixing pipe downwards under self gravitation effect；? When adjustable pipe is not inserted into ground, the spring between adjustable pipe and fixing pipe draws close adjustable pipe and fixing pipe one Rise, the through-hole on movable tube wall is located in fixing pipe, therefore the chemical fertilizer granule in fixing pipe be can not along adjustable pipe leading to What hole came out.In fertilising, strut is held, firmly adjustable pipe is inserted downwardly into the soil near crop root, then again Adjustable pipe is slowly extracted upwards, and during pulling out adjustable pipe upwards, adjustable pipe, and can not be due to the chucking power by soil It is moved up immediately with fixing pipe under the pulling force effect of spring, such fixing pipe has the mistake of a rising with respect to adjustable pipe Journey, so that the through-hole of adjustable pipe is exposed to fixing pipe, the pesticide granules in fixing pipe are just entered in soil along through-hole, spring Elastic force be gradually increased with the distance between fixing pipe and adjustable pipe, fixing pipe rise certain altitude after, the bullet of spring Adjustable pipe will be pulled out from soil and is close together again with fixing pipe by power, close the through-hole in adjustable pipe, be completed Fertilising.During above-mentioned fertilising, when not having too many chemical fertilizer granule and entered in soil from through hole, and applying fertilizer every time Chemical fertilizer granule quantity out is more consistent, to realize the purpose of quantitative fertilization.In addition, since fertilising is directly by chemical fertilizer Particle is applied into the soil near crop root, can be given full play to the effect of chemical fertilizer, be reduced the waste of chemical fertilizer, therefore to change The demand of fertilizer amount can also be far smaller than traditional broadcast application, advantageously reduce the residual of chemical fertilizer.

Further, the tube wall lower end of the adjustable pipe has been removably installed one or more blade outstanding, institute Blade is stated back in through-hole, and the lower part of blade is cone structure.Above-mentioned blade can increase soil to adjustable pipe in fertilising Resistance complete fertilising operation so that it is guaranteed that the through-hole of adjustable pipe can be exposed to fixing pipe.User can also be according to soil The difference of the factors such as viscosity, reduces or increases the quantity of blade, thus change the resistance of the soil received when adjustable pipe rises, Accurate control dose.The lower part of blade is designed as cone structure, it is possible to reduce blade enters resistance when soil with adjustable pipe Power.

Further, the lower part hole wall of the through-hole is equipped with inclined guide part, and the inclined direction of the guide part is as follows: It is tilted gradually downward in from adjustable pipe to outside adjustable pipe, so that chemical fertilizer granule skids off downwards adjustable pipe from through hole and enters soil In earth.

Further, the adjustable pipe is solid construction in the lower position of through-hole, and is equipped with guide groove, the guide groove Inclined direction it is as follows: tilted gradually downward in from adjustable pipe to through hole, so that chemical fertilizer granule self-retaining pipe is to slipping down to The through hole of adjustable pipe.

Quantitative fertilization apparatus structure of the invention is simple, and the dose applied fertilizer every time can be made to be maintained at relatively stable model In enclosing, and fertilizer placement is enable accurately to control, so that the effect of chemical fertilizer can give full play to, reduces the demand to chemical fertilizer Amount, and then the residual of chemical fertilizer in the soil is reduced, there is good practicability.

Detailed description of the invention

Fig. 1 is the structural schematic diagram (non-fertilising state) of quantitative fertilization device of the invention.

Fig. 2 is the structural schematic diagram (fertilising state) of quantitative fertilization device of the invention.

Attached drawing mark: 1, strut；2, fertilizer storage barrel；3, fixing pipe；4, adjustable pipe；5, spring；6, through-hole；7, guide groove；8, Guide part；9, blade.

Specific embodiment

It is for example related each to a specific embodiment of the invention by the description to embodiment below against attached drawing The shape of component, construction, the mutual alignment between each section and connection relationship, the effect of each section and working principle etc. are made into one The detailed description of step.

Embodiment 1:

The present embodiment proposes a kind of quantitative fertilization device, can apply fertilizer according to scheduled dose to single plant crop, from And on the basis of giving full play to chemical fertilizer fertility, reduce residual of the chemical fertilizer in soil.

As shown in Figure 1, 2, the quantitative fertilization device of the present embodiment by steel strut 1 and be installed on strut 1 storage fertilizer Cylinder 2, the fertilising pipe for being installed on 1 bottom end of strut are constituted, and the top of strut 1 is equipped with handle, in order to operate；The fertilising Guan Yougu Determine pipe 3 and adjustable pipe 4 is constituted, the fixing pipe 3 is fixed on bracket, 3 both ends open of fixing pipe, the top of fixing pipe 3 and storage The bottom end of fertile cylinder 2 is directly connected to；The bottom end closure of the adjustable pipe 4 and tapered structure, top end opening, and the top of adjustable pipe 4 End is inserted into the bottom of fixing pipe 3, and adjustable pipe 4 is connect with fixing pipe 3 by spring 5, and the elastic force that the spring 5 applies makes activity Pipe 4 is intended to 3 direction of fixing pipe；The tube wall upper end of the adjustable pipe 4 is equipped with the strip through-hole 6 passed through for fertilizer, and adjustable pipe 4 exists The lower position of through-hole 6 is solid construction, and is equipped with guide groove 7, and the inclined direction of the guide groove 7 is as follows: by adjustable pipe 4 It is tilted gradually downward to through-hole 6；The lower part hole wall of through-hole 6 is equipped with inclined guide part 8, the inclined direction of the guide part 8 It is as follows: to be tilted gradually downward in from adjustable pipe 4 to outside adjustable pipe 4.

As shown in Figure 1, being packed into chemical fertilizer granule in fertilizer storage barrel 2 first, chemical fertilizer granule is slipped to downwards under self gravitation effect In fixing pipe 3；When adjustable pipe 4 is not inserted into ground, the spring 5 between adjustable pipe 4 and fixing pipe 3 makes adjustable pipe 4 It is close together with fixing pipe 3, the through-hole 6 on 4 tube wall of adjustable pipe is located in fixing pipe 3, therefore the chemical fertilizer granule in fixing pipe 3 It is that can not be come out along the through-hole 6 of adjustable pipe 4.

In fertilising, strut 1 is held, firmly adjustable pipe 4 is inserted downwardly into the soil near crop root, then again Adjustable pipe 4 is slowly extracted upwards, and during pulling out adjustable pipe 4 upwards, adjustable pipe 4 is due to the chucking power and leaf by soil Resistance of the piece by soil, and can not be moved up immediately with fixing pipe 3 under the pulling force effect of spring 5, such fixing pipe 3 is just Have the process of a rising relative to adjustable pipe 4, so as to be exposed to fixing pipe 3(as shown in Figure 2 for the through-hole 6 of adjustable pipe 4), it is fixed Pesticide granules in pipe 3 just enter in soil along through-hole 6, and it is solid that the design of guide groove 7 and guide part 8 is conducive to chemical fertilizer granule Pipe 3 is determined at the through-hole 6 for slipping down to adjustable pipe 4, and is skidded off adjustable pipe 4 downwards from through-hole 6 and entered in soil.

The elastic force of spring 5 is gradually increased with the distance between fixing pipe 3 and adjustable pipe 4, is risen centainly in fixing pipe 3 After height, adjustable pipe 4 will be pulled out from soil and is close together again with fixing pipe 3 by the elastic force of spring 5, close work Through-hole 6 on dynamic pipe 4, completes fertilising.During above-mentioned fertilising, too many chemical fertilizer granule is not had and is entered from through-hole 6 In soil, and every time apply fertilizer when come out chemical fertilizer granule quantity it is more consistent, to realize the purpose of quantitative fertilization.Separately Outside, since fertilising is directly to apply chemical fertilizer granule into the soil near crop root, the effect of chemical fertilizer can be given full play to, The waste of chemical fertilizer is reduced, therefore the demand to chemical fertilizer amount can also be far smaller than traditional broadcast application, advantageously reduce the residual of chemical fertilizer It stays.

In the present embodiment, the tube wall lower end of adjustable pipe 4 has been removably installed one or more blade 9 outstanding, The blade 9 is back in through-hole 6, and the lower part of blade 9 is cone structure.The specific mounting structure of blade 9 and 4 tube wall of adjustable pipe It is as follows: nut to be welded on the tube wall of adjustable pipe 4, the end of blade 9 is equipped with the mounting hole of perforation, and blade 9 is using across peace Dress hole simultaneously screws in the bolt of nut and removably connect with the tube wall of adjustable pipe 4.User can be according to factors such as soil stickinesses Difference, reduce or increase the quantity of blade 9, it is accurate to control to change the resistance of soil received when adjustable pipe 4 rises Dose.The lower part of blade 9 is designed as cone structure, it is possible to reduce blade 9 enters resistance when soil with adjustable pipe 4.

The present invention is exemplarily described above in conjunction with attached drawing, it is clear that the present invention specifically designs not by aforesaid way Limitation, if use the improvement for the various unsubstantialities that conception and technical scheme of the invention carry out, or it is not improved will Conception and technical scheme of the invention directly apply to other occasions, within the scope of the present invention.

Claims

1. a kind of quantitative fertilization device, it is characterised in that by strut and the fertilizer storage barrel being installed on strut, be installed on strut bottom end Fertilising pipe constitute, the fertilising pipe is made of fixing pipe and adjustable pipe, and the fixing pipe is fixed on bracket, fixing pipe both ends Opening, the top of fixing pipe and the bottom end of fertilizer storage barrel direct or through pipeline connection；The bottom end closure of the adjustable pipe, top Opening, and the top of adjustable pipe is inserted into the bottom of fixing pipe, adjustable pipe is connect with fixing pipe by spring, and the spring applies Elastic force so that adjustable pipe is intended to fixing pipe direction；The tube wall upper end of the adjustable pipe is equipped with the through-hole passed through for fertilizer.

2. quantitative fertilization device according to claim 1, it is characterised in that the tube wall lower end of the adjustable pipe is removably One or more blade outstanding is installed, the blade is back in through-hole, and the lower part of blade is cone structure.

3. quantitative fertilization device according to claim 1, it is characterised in that the lower part hole wall of the through-hole is equipped with inclined The inclined direction of guide part, the guide part is as follows: tilting gradually downward in from adjustable pipe to outside adjustable pipe.

4. quantitative fertilization device according to claim 3, it is characterised in that the adjustable pipe is in the lower position of through-hole Solid construction, and it is equipped with guide groove, the inclined direction of the guide groove is as follows: inclining gradually downward in from adjustable pipe to through hole Tiltedly.