CN108901264A - Profound sowing bilateral trapezoid multilayer fertilising an animal-drawn seed plough - Google Patents

Abstract

The invention discloses a double-sided trapezoidal multi-layer fertilizing columbine for deep seeding, which comprises a columbine plate, a columbine bin, hollow columbine legs and a funnel, columbine rods and columbine handrails are respectively installed on the front and back of the columbine legs, columbine bins, funnels, and columbine legs It forms a feeding unit with the columbine feet, and the feeding units are three side by side. The columbine feet and columbia legs in the middle feeding unit are the seeding columbia feet and the seeding columbia legs respectively, and the columbia feet and columbia legs located on both sides of the sowing columbia feet are The legs are fertilizing columbine feet and fertilizing columbine legs respectively. The two sides of the sowing columbine legs are respectively provided with sowing depth limiting devices, and the rear side of the sowing columbine legs is equipped with a depth adjustment device; Fertilization ports arranged at intervals; fertilization depth adjustment devices are respectively provided on the fertilization columbine legs, and a soil mixing shovel and a soil covering ring are respectively provided on each fertilization columbine leg. The invention can realize simultaneous sowing of seeds and fertilizers, fertilization through trapezoidal multi-layers, good fertilizer efficiency, easy absorption of crops, easy control of sowing rate, effective suppression and adjustment of sowing and fertilization depth, reduction of labor intensity, and improvement of operation efficiency.

Description

Double-sided trapezoidal multi-layer fertilization columbine for deep seeding

technical field

The invention relates to the technical field of agricultural implements, in particular to a double-sided trapezoidal multi-layer fertilization columbine for deep seeding.

Background technique

At present, the traditional conventional method of sowing and fertilizing is realized by artificially pulling columbine. The common one is double-rod and single-eyed columbine, which can only be used for single sowing or single fertilization. The operation efficiency is low and the labor intensity is high; Columbine, but only one columbine bin, two eyes can only sow seeds or fertilizers at the same time, and can only sow crops with the same row spacing, and cannot realize separate sowing of seeds and fertilizers, which affects the use effect, and the existing sowing columbine is only suitable for sowing bulk crops , such as corn, soybeans, cotton, etc., are not suitable for sowing crops with strict sowing depth requirements, forage and vegetable seeds, such as millet, sesame, alfalfa, okra, and sugar beet, etc. Fertilization of crops at the same depth cannot achieve multi-layer fertilization, and single-depth fertilization does not conform to crop cultivation. Various crops need fertilizer and water in different ranges and levels of soil when their roots are rooted in different periods, which is not conducive to the growth and development of crops, and also increases Labor intensity, use effect is poor.

The purpose of the present invention is to address the defects of the prior art, to provide a reasonable structure, which can realize the simultaneous sowing of seed and fertilizer, through the trapezoidal multi-layer fertilization, the fertilizer effect is good, the crops are easy to absorb, and the sowing amount is easy to control at the same time, which can effectively suppress and accurately Adjusting the depth of sowing and fertilizing can reduce the labor intensity and improve the operation efficiency of deep sowing double-sided trapezoidal multi-layer fertilization columbine.

The technical scheme of the present invention is: double-sided trapezoidal multi-layer fertilization columbine for intensive sowing, including columbine disc, columbine bin, hollow columbine legs and funnel, the front and back of the described columbine legs are respectively equipped with columbine rods and columbine handrails, the columbine bin The swing is arranged on the columbine plate, and the bottom of one end of the columbine storehouse is provided with a columbine storehouse hole, and the columbine storehouse is provided with a columbine storehouse plate for adjusting the size of the columbine storehouse hole, and a funnel is fixedly provided on one side of the columbine plate, The open end of described funnel corresponds to the columbine bin hole of the columbine bin, and described funnel is connected with hollow columbine leg, and the bottom end of described columbine leg is provided with columbine pin, and described columbine bin, funnel, columbine leg and columbine pin form The feeding unit is equipped with a uniform feeding device on the funnel, and the feeding unit is three arranged side by side, wherein the columella feet and the columella legs in the middle feeding unit are respectively the seeding columbia feet and the seeding columbia legs, The columbus feet and columbia legs located on both sides of the sowing columbia feet are fertilization columbia feet and fertilization columbia legs respectively, and the two sides of the sowing columbia legs are respectively provided with sowing depth limiting devices, and the rear side of the sowing columbia legs is equipped with a device for adjusting The depth adjustment device of the sowing depth; each fertilization columbine leg is provided with a plurality of fertilization ports arranged at intervals in height; The lower end of the rear is respectively provided with a soil mixing shovel and a soil covering ring.

Preferably, the uniform feeding device includes a support rod installed on the rear side wall of the funnel, a swing bar for uniform feeding is arranged between the support rod and the columbine bin, and the swing bar runs through the hole of the columbine bin. The pendulum bar is located above the funnel and is provided with a columbine bin hammer, and the two ends of the pendulum bar are respectively provided with frenulums connected with the support bar and the columbine bin.

Preferably, the sowing columbine feet are obtuse angles, the fertilizing columbia feet are crescent-shaped, and the two fertilizing columbia feet are respectively located on both sides of the sowing columbia feet and distributed in a trapezoidal shape.

Preferably, the sowing depth limiting device includes fixed clips movably arranged on the legs of the sowing columbine and support rods respectively arranged on both sides of the legs of the sowing columbine, and the lower ends of each support rod are respectively equipped with limiting plates, and the support rods Fastened to both ends of the retaining clips.

Preferably, the depth adjustment device includes a sleeve fixed to the rear of the seeding columbine legs, a hollow depth adjustment rod runs through the sleeve, and the depth adjustment rod moves up and down along the sleeve. The sleeve and the depth adjustment The rods are respectively provided with internal threads and external threads that cooperate with each other, and the bottom of the depth adjustment rod is installed with a suppressing travel wheel, and the hollow cavity of the depth adjustment rod and the sleeve runs through an angle for adjusting the rotation direction of the suppression travel wheel. An adjustment rod, the top of the angle adjustment rod is provided with a fastening cap that is rotatably connected to the top of the depth adjustment rod, and the depth adjustment rod is provided with a rotating compass.

Preferably, the device for adjusting the depth of fertilization includes sleeves and fastening bolts for connecting the fertilization columbine legs and fertilization columbine feet.

Preferably, the legs of the fertilizing columbine are provided with three telescopic fertilizing plastic tubes of different depths, and the lower openings of the telescopic fertilizing plastic tubes correspond to the fertilizing openings on the legs of the fertilizing columbine.

Preferably, shoulder straps are connected between the free ends of the two columbine bars, and straps in the same direction as the columbine bars are respectively provided on the two legs of the fertilizing columbine bar.

Preferably, an jack for adjusting the position of the columbarium plate is fixed on the columbarium, and the columbarium plate is a plurality of plates with different openings at the lower ends.

Preferably, the columbarium plate is provided with connecting pins for shaking the columbarium.

Compared with the prior art, the present invention has the following advantages: through the middle sowing and trapezoidal multi-layer fertilization on both sides, the simultaneous sowing of seed and fertilizer can be realized, and it can also be sowed or fertilized separately, and can be adapted to different crops, pastures and melons and vegetables in the field Needs for sowing and fertilizing, the sowing rate is easy to control, the depth is adjustable, and the work efficiency is improved. Through the sowing depth limit and depth adjustment function of the middle sowing, the sowing depth can be kept at the same height. There are three telescopic fertilizing plastic tubes with different depths in the movable connection and hollow columbine legs, and the two crescent-shaped columbine feet are located on both sides of the sowing ditch respectively in a trapezoidal distribution, which can realize trapezoidal multi-layer fertilization and meet the needs of crops. Cultivation is based on the principle that various crops require different levels of fertilizer and water when rooting at different times. It is easy to absorb and has good fertilizer efficiency. It can be operated by two people or by four people. It can improve work efficiency and increase economic benefits. Power mechanical traction, no fuel consumption, realizes environmental protection, energy saving, emission reduction, green and sharing.

Description of drawings

Fig. 1 is a structural representation of an embodiment of the present invention;

Fig. 2 is the top view of columbine bin of the present invention;

Fig. 3 is the structural representation of columbine bin and columbine bin plate;

Fig. 4 is the connection diagram of suppression and depth adjustment device and sowing columbine leg;

Fig. 5 is a schematic diagram of the connection structure between the sowing depth limiting device and the sowing columbine legs;

Fig. 6 is a schematic diagram of the structure of the device for adjusting the depth of fertilization;

Fig. 7 is the connection diagram of telescoping plastic pipe for lowering fertilizer and shovel covering soil ring and fertilizing columbus leg columbia foot;

Fig. 8 is the operation sketch map of three columbine pins.

In the picture:

1. Columbus plate, 2. Columbus bar, 3. Columbus handrail, 4. Columbus hole, 5. Columbus plate, 6. Funnel, 7. Seeding Columbus foot, 8. Seeding Columbus leg, 9. Fertilizing Columbus foot, 10 , fertilization columbine leg, 11, fixed clip buckle, 12, support rod, 13, limit plate, 14, sleeve, 15, depth adjustment rod, 16, angle adjustment rod, 17, fastening cap, 18, suppression travel wheel, 19, fertilization port, 20, sleeve pipe, 21, fastening bolt, 22, soil mixing shovel, 23, covering soil ring, 24, support rod, 25, pendulum bar, 26, columbine bin hammer, 27, connecting pin, 28, Shoulder straps, 29, straps, 30, telescopic plastic tubes for lower fat, 31, columbine bins, 32, lacing, 33, jacks, 34, rotating compass, 35, pressure screws.

Detailed ways

The following is a further description of the present invention in conjunction with the accompanying drawings and embodiments.

With reference to Fig. 1-Fig. 8, double-sided trapezoidal multi-layer fertilization columbine for intensive sowing includes columbine disc 1, columbine bin 31, hollow columbine legs 8 and funnel 6, and columbine rods 2 and columbine handrails 3 are respectively installed in the front and back of columbine legs 10 . The columbine bin swings and is arranged on the columbine plate 1, and the bottom of one end of the columbine bin is provided with a columbine bin hole 4, and the columbine bin is provided with a columbine bin plate 5 for adjusting the size of the columbine bin hole 4, and is fixedly provided with a columbine bin for adjusting the columbine bin. The jack 33 of plate 5 positions, columbine storehouse plate 5 have the plate body of different openings for a plurality of lower ends, be convenient to like this according to the requirement of sowing and fertilizing of different crops, adjust feeding speed. One side of columba plate 1 is fixedly provided with funnel 6, and the open end of funnel 6 is corresponding with the columbine storehouse hole 4 of columbine storehouse, and funnel is connected with hollow columba leg, and the bottom end of columbine leg is provided with columba foot. Wherein, columbine bin, funnel, columbine leg and columbine foot form unloading unit, and unloading unit is three side by side. Shoulder straps 28 are connected between the free ends of the two columba bars 2, and the two fertilizing columbia legs 10 are respectively provided with straps 29 consistent with the direction of the columbar bars. Can reduce labor intensity by shoulder strap 28 and braces 29.

A uniform blanking device is installed on the funnel, wherein the uniform blanking device includes a support rod 24 installed on the rear side wall of the funnel, and a swing bar 25 for uniform discharge is provided between the support rod 24 and the columbine bin. The pendulum bar 25 runs through the columbine storehouse hole 4, and the pendulum bar 25 is positioned at the top of the funnel to be provided with a columbine storehouse hammer 26. For the connecting pin 27 that makes the columbine storehouse rock. The pendulum bar 25 can be easily swung by the tie belt 32, thereby shaking the seeds or fertilizer to ensure its smooth flow.

The columba feet and the columbia legs in the middle feeding unit are respectively the seeding columbia feet 7 and the seeding columbia legs 8, and the columbia feet and the columbia legs positioned on both sides of the sowing columbia feet 7 are respectively the fertilizing columbia feet 9 and the fertilizing columbia legs 10. Columbus foot 7 is obtuse angle, fertilization columbus foot 9 is crescent shape, and two fertilization columbus feet 9 are respectively positioned at planting columbia foot 7 both sides and are distributed in trapezoid.

Both sides of sowing columbine leg 8 are provided with sowing depth limiting device respectively, and sowing depth limiting device comprises the fixed clip 11 that is movably arranged on sowing columbine leg 8 and the strut 12 that is respectively arranged on sowing columbine leg 8 both sides, each The lower end of pole 12 is equipped with limiting plate 13 respectively, and pole 12 is fixed on the two ends of fixing clip 11, by adjusting the height of fixing clip 11 on sowing columbine leg 8, pole 12 can be made to drive limiting plate 13 in Seeding columbine leg 8 moves up and down, thereby regulates and limits sowing depth, is convenient to use.

The rear side of seeding columbine leg 8 is equipped with depth adjustment device for regulating the depth of sowing, and depth adjustment device comprises the sleeve 14 that is fixed with the rear side of seeding columbine leg 8, and depth adjustment rod 15 runs through in the sleeve 14, and depth adjustment rod 15 Downside is equipped with suppressing travel wheel 18. The upper and lower ends of the depth adjustment rod 15 all have pressure screws 35 to prevent mutual rotation between the depth adjustment rod 15 and the sleeve 14 when sowing, and the fixation is good. The sleeve 14 and the depth adjustment rod 15 are respectively provided with internal and external threads that cooperate with each other. The depth adjustment rod 15 can move up and down along the sleeve 14 through the thread, and the depth can be adjusted through the threaded screw, which is more accurate and can be suitable for sowing small crops , Grass and vegetable seed depth regulation. The hollow cavity of the depth adjustment rod 15 and the sleeve 14 is penetrated with an angle adjustment rod 16 for adjusting the rotation direction of the suppressing traveling wheel 18. The top of the angle adjustment rod 16 is provided with a fastening cap 17 that is rotatably connected to the top of the depth adjustment rod 15. Fastening cap 17 is threadedly connected with depth adjusting rod 15, after adjusting the angular position of suppressing traveling wheel 18 by angle adjusting rod 16, it can be fixed by fastening cap 17, easy to use. A rotating compass 34 is provided on the depth adjustment rod 15 . When in use, first according to the needs, the depth adjustment rod 15 is rotated along the sleeve 14 by rotating the compass 34 to adjust the vertical distance between the suppressing walking wheel 18 and the seeding columbine foot 7, thereby adjusting the depth of sowing or fertilization, and then rotating and tightening The cap 17 drives the angle adjustment rod 16 to rotate and adjust the angular position of the suppressing walking wheel 18, so that it is in the same direction as the seeding columbine foot 7, and it is fastened by the fastening cap 17. When sowing, the seeding columbine foot 7 suppresses the traveling wheel in front 18 after the suppression.

Each fertilizing columbine foot 9 is provided with a plurality of fertilizing ports 19 arranged at intervals in height, and fertilization depth adjustment devices are respectively provided on the fertilization columbia legs 10. The sleeve pipe 20 and fastening bolt 21 of columbia foot 9. Hollow fertilizing columbia legs 10 are provided with three telescopic plastic pipes 30 for lowering fat in different depths, and the lower end opening of the flexible plastic pipes 30 for fertilizing is corresponding to the mouth 19 for fertilizing on the fertilizing columbia pins. During specific use, by adjusting the position of the fertilizing columbia legs 10 in the sleeve pipe 20, the depth of entry into the soil of the fertilizing columbia pins 9 can be adjusted, and the outward adjustment deepens, and vice versa becomes shallow. Along with adjusting the burrowing depth of fertilizing columbia pin 9, the flexible plastic tube 30 of three different depths that is positioned at fertilizing columbia leg 10 also telescopically adjusts thereupon. In addition, through double-sided trapezoidal multi-layer fertilization and middle sowing, it is in line with the principle of crop cultivation that various crops root under different periods and require fertilizer and water in different ranges and levels of soil. It is easy to absorb and has good fertilizer efficiency. It can improve work efficiency and increase economic benefits. , no power mechanical traction is required during operation, and no fuel is consumed, which truly realizes environmental protection, energy saving, emission reduction, greenness and sharing.

In addition, each fertilizing columbine leg 10 is positioned at the lower end of the rear and is respectively provided with a soil-combining shovel 22 and a soil-covering ring 23. By a pair of soil-combining shovels 22, the soil scattered on both sides of the ditch by ditching and fertilization can be recovered in the ditch. The soil covering ring 23 in series makes the soil in the fertilization ditch play a role of blocking, smashing, leveling and sinking, and the soil mixing shovel 22 and the covering soil ring 23 work together on the soil in the same area to level the land and keep moisture and fertilizer.

When sowing and fertilizing, according to the size of seeds and fertilizer particles, and the amount per mu set in a piece of land, the model of columbine bin plate 5 is selected for controlling the quantity of going out of seed or fertilizer. When two people operate, seeds and fertilizer are poured into the columbarium bin respectively, and one holds the columbarium bar 2 with a hand, fastens the shoulder strap 28, is pulled by the columbarium bar 2, and the shoulder belt 28 drives, and the other hand holds the columbarium handrail 3, constantly Shake the columbine plate 1 and push it forward. When shaking, the columbine bin hammer 26 drives the pendulum bar 25 to swing in the columbine bin 31, so that the seeds or fertilizer in the columbine bin 31 can flow out smoothly from the columbine bin hole 4 evenly, and the walking wheel 18 can Walking on the ground, by suppressing the walking wheel 18 to play the dual role of balance and suppression, it is convenient to walk and operate in the farmland, so that the seeds fall into the funnel 6 through the columbine bin hole 4, and pass through the sowing columbine at the lower end of the hollow sowing columbine leg 8 The pin 7 flows out into the soil, and the fertilizer falls into the funnel 6 through the columbine bin hole 4, and flows into and out of the soil through the lower end of the fertilizing columbine leg 10 and the bottom end of the fertilizing columbine pin 9 equipped with telescopic fertilizer plastic pipe 30, according to the sowing depth of different crops According to the requirements, by adjusting the position of the depth adjustment rod 15 in the sleeve 14, the distance between the suppressing travel wheel 18 and the seeding columbine foot 7 can be adjusted, and the support rod 12 can drive the limiting plate through the fixing clip 11 and the fastening screw. 13. Move up and down on the sowing columbine leg 8, that is, the depth of sowing can be adjusted by the depth adjustment device and the sowing depth limiting device. According to the requirements of different crop fertilizer sowing depths, by adjusting the position of the fertilization columbine leg 10 in the casing 20, The distance between the legs 10 of the fertilizing columbine and the feet 9 of the fertilizing columbine can be adjusted, that is, the requirements of different depths of fertilization of different crops can be adjusted through the device for adjusting the depth of fertilization. The columbine feet are used for making soil and loosening the soil. When in use, the columbine feet are used to facilitate the entry of seeds or fertilizers into the soil and cover the seeds or fertilizers. The fertilizing columbine legs 10 on both sides are respectively provided with a pair of soil mixing shovels 22 and a string of soil covering rings 23 at the lower end of the rear, through which the fertilizing columbia feet 9 are ditched and fertilized, and the soil scattered on both sides of the ditch is recovered in the ditch , make the soil in the fertilization ditch play the effect of blocking broken and flattening through a series of covering soil rings 23, and the soil mixing shovel 22 and the covering soil ring 23 work together on the soil in the same area, playing the functions of leveling the land and preserving moisture and fertilizer. In order to speed up the work progress and reduce the labor intensity, four people can operate in partnership. When four people operate, in addition to the above-mentioned columbine generals and supporting columbia generals, the other two are respectively on the shoulders and oblique straps on both sides of the columbar bar 2. Front pulling (commonly known as pulling columbine), can save labor and effort compared with two-person operation, and improve work efficiency. Other procedures are the same as two-person operation.

The advantages of the present invention are:

1. The present invention can sow seeds and fertilize at the same time, and can also sow seeds or sow fertilizer alone. The sowing amount and sowing depth are easy to control. Two people operate intensive and deep sowing double-sided trapezoidal multi-layer fertilization columbine. The daily operation is 7-8 mu, and four people cooperate It operates 10-12 acres per day, the operating area and quality are relatively improved, and the ecological, social and economic benefits are remarkable.

2. It is light in weight, easy to carry, easy to work and turn around in small plots, simple in structure, easy to manufacture, and relatively low in cost.

3. In addition to being used in the farmland of ordinary farmers, the present invention can also be used in nurseries, forest farms, orchards, vegetable gardens and other places to realize field operations such as sowing and fertilizing, topdressing, intercropping and interplanting, and can also be suitable for various crops, pastures, trees and melons. Vegetables have different requirements on the amount of sowing and the depth of sowing and fertilization.

4. The present invention solves the drawbacks of traditional and common conventional columbine that cannot be suppressed after sowing, and fills the blank of suppressing after sowing in ordinary agricultural buildings. It is mainly used for millet, corn, sorghum, alfalfa and other spring sown crops or forage and autumn sowed wheat to be suppressed after sowing. It can crush soil clods, bridge cracks, and stabilize the soil. The compaction and sowing are carried out at the same time to reduce the large pores in the soil. , Reduce water evaporation and keep soil moisture. It can strengthen the capillary action of the soil, make the water rise along the capillary, and play the role of water transfer and moisture conservation. By suppressing the walking wheels, the seeds can be closely contacted with the soil, which is beneficial to the germination and growth of the seeds. Sowing suppression in spring and autumn can also appropriately increase the ground temperature and play a role in cold and drought resistance. Therefore, suppressing while sowing is very necessary for sowing in arid areas. Simultaneously suppressing while sowing is mainly in the sowing ditch, while the soil between rows remains loose, so the ventilation is good, and it is also conducive to receiving rainwater. After pressing, the ground is in a U-shaped wave shape. The soil at the crest is looser, and the trough is tighter, with looseness and solidity coexisting, which has a good effect of preserving moisture and increasing moisture, so that the crops will germinate safely after sowing, and the seedlings will be full and strong.

5. The present invention solves the disadvantage of no sowing depth adjustment device on common fertilizing columbine, and at the same time fills in the blank of no sowing depth limiting device on common sowing columbine, making the sowing and fertilizing depth more accurate.

6. The present invention solves the problem that there is no compounding shovel and no soil-covering ring on the common columbine, and fills up the blank of ordinary conventional columbine without soil-combining shovel and no soil-covering ring. To the function of leveling the land and preserving moisture and fertilizer.

7. The present invention solves the disadvantages of long-term use of common conventional columbine single operation, fills the blank of deep seeding, double-sided trapezoidal multi-layer fertilization columbine, middle sowing, both sides trapezoidal multi-layer fertilization, conforms to various crops of crop cultivation The principle of pricking the root system at different times requires fertilizer and water in different ranges and levels of the soil. It is easy to absorb, has good fertilizer efficiency, can improve work efficiency, and increase economic benefits. It does not need power machinery traction during operation, and does not consume oil. It truly realizes environmental protection, energy saving, and energy saving. Row, green, share.

The present invention is not limited to the above-mentioned embodiments, within the scope of knowledge of those skilled in the art, various changes can also be made without departing from the gist of the present invention, and the changed content still belongs to the protection scope of the present invention .

Claims (10)

1. Double-sided trapezoidal multi-layer fertilization columbine for deep seeding, including columbine plate, columbine bin, hollow columbine legs and funnel. On the bottom of one end of the columbine bin is provided with a columbine bin hole, and the columbine bin is provided with a columbine bin plate for adjusting the size of the columbine bin hole, and a funnel is fixed on one side of the columbine plate, and the opening of the funnel The end corresponds to the hole of the columbine bin, the funnel is connected to the hollow columbine leg, and the bottom end of the columbine leg is provided with a columbine foot, and the columbine bin, the funnel, the columbine leg and the columbine foot form a feeding unit. A uniform feeding device is installed on the funnel, and it is characterized in that: the feeding unit is three side by side, wherein, the columella feet and the columella legs in the middle feeding unit are the seeding columbia feet and the seeding columbia legs respectively, located at The columbine feet and columbine legs on both sides of the sowing columbine feet are fertilizing columbine feet and fertilizing columbine legs respectively. The two sides of the sowing columbine legs are respectively provided with sowing depth limiting devices. Depth adjustment device; each fertilization columbine foot is provided with a plurality of fertilization openings arranged at intervals in height; the fertilization columbine legs are respectively equipped with fertilizer spreading depth adjustment devices, and each fertilization columbine leg is located at the rear The lower end is respectively provided with a soil mixing shovel and a soil covering ring. 2. The double-sided trapezoidal multi-layer fertilization columbine for deep seeding according to claim 1, characterized in that: the uniform feeding device includes a support rod installed on the rear side wall of the funnel, between the support rod and the columbine bin There is a pendulum bar for uniform feeding, the pendulum bar runs through the hole of the columbine bin, the pendulum bar is above the funnel with a columbine bin hammer, and the two ends of the pendulum bar are respectively provided with the support rod and the columbine bin. the lacing. 3. The double-sided trapezoidal multi-layer fertilizing columbine for intensive sowing according to claim 2 is characterized in that: the sowing columbia feet are obtuse angles, the fertilizing columbia feet are crescent-shaped, and two fertilizing columbia feet are respectively located at the sowing columbia feet The two sides are distributed in a trapezoidal shape. 4. The double-sided trapezoidal multi-layer fertilization columbine for deep seeding according to claim 3, characterized in that: the sowing depth limiting device includes fixed clips that are movably arranged on the legs of the sowing columbine and respectively arranged on both sides of the sowing columbine legs The lower ends of each of the supporting rods are respectively equipped with limiting plates, and the supporting rods are fixed at both ends of the fixing clips. 5. The double-sided trapezoidal multi-layer fertilization columbine for deep seeding according to claim 3, characterized in that: the depth adjustment device includes a sleeve fixed to the rear of the sowing columbine legs, and a hollow depth adjustment hole runs through the sleeve. Rod, the depth adjustment rod moves up and down along the sleeve, the sleeve and the depth adjustment rod are respectively provided with internal threads and external threads that cooperate with each other, and the bottom of the depth adjustment rod is installed with a suppression travel wheel, the depth An angle adjustment rod for adjusting the rotation direction of the suppressing travel wheel runs through the hollow cavity of the adjustment rod and the sleeve. The top of the angle adjustment rod is provided with a fastening cap that is rotatably connected to the top of the depth adjustment rod. Features a rotating compass. 6. The double-sided trapezoidal multi-layer fertilization columbine for deep seeding according to claim 4, characterized in that: the fertilization depth adjustment device comprises a casing and a fastening bolt for connecting the legs of the fertilization columbine and the feet of the fertilization columbine. 7. The double-sided trapezoidal multi-layer fertilizing columbine for intensive sowing according to claim 1, characterized in that: three telescopic fertilizing plastic pipes of different depths are arranged in the legs of the fertilizing columbine, and the telescopic fertilizing plastic pipes The lower end opening corresponds to the fertilization mouth on the fertilization columbine pin. 8. The double-sided trapezoidal multi-layer fertilizing columbine for intensive sowing according to claim 1, is characterized in that: shoulder straps are connected between the free ends of the two columbine bars, and two columbine legs for fertilizing are respectively provided with a columbine Straps with consistent rod orientation. 9. The double-sided trapezoidal multilayer fertilization columbine for deep seeding according to claim 1, characterized in that: the columbine bin is fixedly provided with a jack for adjusting the position of the columbine bin plate, and the columbine bin plate is a plurality of lower ends Plate bodies with different openings. 10. The double-sided trapezoidal multi-layer fertilization columbine for deep seeding according to claim 1, characterized in that: the columbine plate is provided with connecting pins for shaking the columbine bin.