CN217241309U

CN217241309U - Fertilizer injection unit and agricultural equipment

Info

Publication number: CN217241309U
Application number: CN202220724291.9U
Authority: CN
Inventors: 赵祥小
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2022-08-23
Anticipated expiration: 2032-03-30

Abstract

The utility model discloses a fertilizer injection unit and agricultural equipment. The fertilizing device comprises a fertilizing box; a feed inlet is formed in the upper part of the fertilizing box, a discharge outlet is formed in the lower part of the fertilizing box, and a cavity structure is formed in the middle of the fertilizing box; a fertilizer wheel, at least a portion of which is disposed in the cavity structure; the fertilizer wheel is arranged to be matched with the inner wall of the fertilizer application box so as to quantitatively output fertilizer; a fertilizer wheel shaft hole is formed in the fertilizer wheel; the fertilizer wheel comprises a smooth section and an impeller section; and the adjusting handle is used for adjusting the proportional relation of the smooth section and the impeller section in the fertilizing box so as to adjust the fertilizing amount. The fertilizer applying device of the utility model can accurately control the fertilizer applying amount.

Description

Fertilizer injection unit and agricultural equipment

Technical Field

The utility model relates to a fertilizer injection unit and agricultural equipment.

Background

Fertilization refers to an agricultural technical measure of applying a fertilizer into soil or spraying the fertilizer on plants to provide nutrients required for plant growth and maintain and improve soil fertility. The main purpose of fertilization is to increase crop yield and improve crop quality. The method is used for fertilizing soil and improving economic benefit, so that reasonable and scientific fertilization is one of the main means for guaranteeing grain safety and maintaining sustainable development of agriculture. Fertilization is mainly based on soil fertility level, crop type, target yield, climate environment and fertilizer characteristics, so that a proper fertilizer is selected, the required fertilizing amount is estimated, and fertilizing time and a fertilizing mode are determined. Typically, fertilizer is spread over the surface of the ground by a fertilizer spreader. Because the fertilizer is volatile, the traditional fertilizer distributor can not avoid nutrient loss. In addition, other fertilizer spreaders, although they may improve the above problem to some extent, do not allow precise control of the amount of fertilizer applied.

CN112042298A discloses a furrow plough with fertilizing function, comprising: the furrow plough ground contact angle adjusting assembly, the furrow plough spacing adjusting assembly and the fertilizing assembly. The depth of ploughing of the furrow plough can be adjusted by the furrow plough, the distance between adjacent furrow plough bodies is adjusted, all-round fertilizer throwing is realized through high-speed airflow, but the fertilizing amount cannot be accurately controlled.

CN212367861U discloses a deep scarification and fertilization device. The rear side of the deep scarification plough is provided with a fertilizer pipe groove, a fertilizer box is arranged on the frame, and two sides of the frame are provided with land wheels. And a driving chain wheel is arranged on each land wheel and is connected with a corresponding driven chain wheel on the fertilizer discharging shaft through a chain. Mechanical energy is provided by the driving chain wheel, the driven chain wheel and the chain to drive the fertilizer discharging shaft to rotate so as to realize synchronous deep loosening and fertilization. The device also cannot accurately control the fertilizing amount.

SUMMERY OF THE UTILITY MODEL

In view of this, an object of the present invention is to provide a fertilizer apparatus, which can accurately control the fertilizer application amount.

Another object of the utility model is to provide an agricultural equipment, it combines together fertilizer injection unit and furrow plough device to reduce fertilizer nutrient loss, improve utilization ratio.

The utility model adopts the following technical scheme to realize the purpose.

In one aspect, the utility model provides a fertilizer injection unit, include:

the fertilizer storage tank bracket is used for being fixedly connected with the furrow plough device;

the fertilizer storage groove is fixed on the fertilizer storage groove bracket;

the fertilizing box is arranged below the fertilizer storage groove; the upper part of the fertilizing box is provided with a feeding hole for receiving fertilizer from the fertilizer storage groove; the lower part of the fertilizer application box is provided with a discharge hole for discharging the fertilizer contained in the fertilizer application box; the middle part of the fertilizing box forms a cavity structure;

a fertilizer wheel, at least a portion of which is disposed in the cavity structure; the fertilizer wheel is arranged to be matched with the inner wall of the fertilizer application box so as to quantitatively output fertilizer; a fertilizer wheel shaft hole is formed in the fertilizer wheel; the fertilizer wheel comprises a smooth section and an impeller section;

the two ends of the transmission shaft penetrate through the fertilizer storage groove bracket, and the middle part of the transmission shaft penetrates through the fertilizer wheel shaft hole and is used for driving the fertilizer wheel to rotate;

the driving device is arranged at one end of the transmission shaft and is used for driving the transmission shaft to rotate;

and the adjusting handle is arranged at the other end of the transmission shaft and is used for adjusting the proportional relation between the smooth section and the impeller section in the fertilizing box so as to adjust the fertilizing amount.

According to the fertilizer applicator of the present invention, preferably, the impeller section includes a plurality of gear teeth, and the tooth tops of the gear teeth are flush with the surface of the smooth section; the tooth root parts of two adjacent gear teeth form a circular arc transition part which is used for containing fertilizer.

According to the fertilizer application device of the utility model, preferably, the transmission shaft comprises a driving section and an adjusting section, and at least one part of the driving section passes through the fertilizer wheel shaft hole; at least a portion of the adjustment segment is connected with the adjustment handle.

According to the fertilizer application device of the utility model, preferably, the cross section of the outer contour of the driving section is polygonal, and the cross section of the outer contour of the adjusting section is circular; the cross section in fertile wheel shaft hole is the polygon, and with the cross section phase-match of drive section.

According to the fertilizer application device of the utility model, preferably, the cross section of the outer contour of the driving section is an irregular figure, and the cross section of the outer contour of the adjusting section is a circle; the cross section in fertile wheel shaft hole is irregular figure, and with the cross section phase-match of drive section.

According to the fertilizer application device of the utility model, preferably, the adjusting section is provided with an adjusting section pin hole; the adjusting handle is provided with a transmission shaft fixing part and a fixing part pin hole; the transmission shaft fixing part is fixedly connected with the adjusting section through a fixing part pin hole and an adjusting section pin hole.

According to the utility model discloses a fertilizer injection unit, preferably, drive arrangement includes motor and speed reduction equipment, the motor passes through speed reduction equipment with the transmission shaft is connected.

According to the utility model discloses a fertilizer injection unit preferably, still includes:

the guiding tube, its setting is in the below of fertilizer application box, and with the discharge gate is connected.

On the other hand, the utility model provides an agricultural device, which comprises a furrow plough device and the fertilizing device;

the furrow plough device comprises a furrow plough bracket, a connecting piece and a furrow plough body; the furrow plough bracket is connected with the furrow plough body through a connecting piece; a fertilizer storage groove bracket of the fertilizing device is fixed on the furrow plough bracket; the bottom of the guide pipe of the fertilizing device is close to the furrow plough body.

According to the agricultural apparatus of the present invention, preferably, it further comprises a traction apparatus; the furrow plough device also comprises a connecting bracket which is arranged to be connected with the traction equipment.

The utility model adopts the fertilizer applying box and the fertilizer wheel with specific structures, which can accurately control the fertilizer applying amount. The utility model combines the fertilizing device with the furrow plough device, and realizes the synergistic effect of the deep ploughing function and the fertilizing function, thereby reducing the loss of fertilizer nutrients and improving the fertilizer utilization rate.

Drawings

Fig. 1 is a schematic structural diagram of the agricultural equipment of the present invention.

Fig. 2 is an assembly schematic diagram of the fertilization box and the transmission shaft of the present invention.

Fig. 3 is a schematic structural diagram of a transmission shaft according to the present invention.

Fig. 4 is a schematic structural diagram of a driving apparatus according to the present invention.

Fig. 5 is a schematic structural diagram of an adjusting handle of the present invention.

Fig. 6 is an assembly schematic view of the fertilizer storage tank and the fertilizer wheel of the present invention.

FIG. 7 is a schematic structural diagram of three fertilizer wheels. The cross section of the fertilizer wheel axle hole of fig. 7a is square, the cross section of the fertilizer wheel axle hole of fig. 7b is regular hexagon, and the cross section of the fertilizer wheel axle hole of fig. 7c is irregular figure.

The reference numerals are illustrated below: 1-a fertilizer storage tank; 2-driving the device; 21-a direct current motor; 22-a reduction device; 23-hexagonal holes; 3-adjusting a handle; 31-a drive shaft fixing part; 32-fixing part pin holes; 4-fertilizing box; 41-a feed inlet; 42-a fertilization box main body; 43-a discharge hole; 44-a fertilizer wheel; 441-smooth segment of the fertilizer wheel; 442-a fertilizer wheel impeller section; 443-circular arc transition part; 444-fertilizer wheel axle hole; 5-a transmission shaft of the fertilization box; 51-a drive section; 52-a conditioning section; 53-adjusting section pin holes; 6-a guide tube; 7-a fertilizer storage tank bracket; 8-furrow plough support; 9-connecting the bracket; 10-a connector; 11-furrow plough body.

Detailed Description

The invention will be further described with reference to the drawings and the following examples, but the scope of the invention is not limited thereto.

< fertilizer application apparatus >

The utility model discloses a fertilizer injection unit is including storing up fertile groove support, storing up fertile groove, fertilization box, fertile wheel, transmission shaft, drive arrangement, adjustment handle and optional guiding tube.

Fertilizer storage tank bracket

The fertilizer storage groove bracket is used for being fixedly connected with the furrow plough device. The fertilizer storage groove support is arranged to be capable of supporting the fertilizer storage groove.

The fertilizer storage tank support comprises a first vertical plate and a second vertical plate. The first vertical plate and the second vertical plate are symmetrically arranged on two sides of the fertilizer storage groove. The middle parts of the first vertical plate and the second vertical plate are provided with vertical plate openings for the transmission shaft to pass through. The lower ends of the first vertical plate and the second vertical plate are both provided with a crossbeam used for connecting a furrow plough support of the furrow plough device.

In certain embodiments, the fertilizer tank holder further comprises a rectangular frame. The rectangular frame is arranged above the first vertical plate and the second vertical plate. The two ends of the rectangular frame are respectively connected with the top of the first vertical plate and the top of the second vertical plate. The stability of storing up the fertile groove can be increased to placing storing up fertile groove like this in rectangular frame.

Fertilizer storage tank

The fertilizer storage groove is arranged on the fertilizer storage groove bracket and is used for storing fertilizer. The fertilizer storage groove is arranged to be capable of conveying fertilizer to the fertilizing box.

The fertilizer storage tank comprises a fertilizer storage tank body. The outer contour of the fertilizer storage tank body can be in any shape, such as a cuboid or a trapezoid. The fertilizer storage tank body is provided with a groove for containing fertilizer and a material leakage opening. The groove is arranged along the length direction of the fertilizer storage groove body. The recess includes a front sidewall, a bottom wall and a rear sidewall. The front side wall and the rear side wall are oppositely arranged, and the bottom wall is connected with the front side wall and the rear side wall. The contained angle of preceding lateral wall and diapire is not less than 90, and the contained angle of back lateral wall and diapire is not less than 90, is convenient for like this add fertilizer to the recess in. Preferably, the included angle between the front side wall and the bottom wall is larger than 90 degrees, and the included angle between the rear side wall and the bottom wall is larger than 90 degrees, so that the fertilizer is more conveniently gathered, and the fertilizer is conveyed to the fertilizing box. The material leakage port can be arranged at the bottom wall of the groove, the bottom of the front side wall or the bottom of the rear side wall; preferably at the bottom wall of the recess. The material leakage opening is used for conveying fertilizer to the fertilizing box. The drain opening may be provided in plural, for example, three.

In certain embodiments, the fertilizer storage tank further comprises a lid. The lid sets up in the recess top for prevent that fertilizer from unrestrained.

Fertilizer box

The fertilizing box is arranged below the fertilizer storage groove. The number of the fertilizer application boxes is consistent with that of the material leakage openings. The fertilization box is arranged to receive the fertilizer from the fertilizer storage tank and discharge the fertilizer.

The fertilization box comprises a fertilization box main body. The fertilization box body includes a top box wall, a side box wall and a bottom box wall. The top box wall, the side box walls and the bottom box wall enclose a cavity structure for containing fertilizer and fertilizer wheels. The top box wall is provided with a feed inlet for receiving fertilizer from the fertilizer storage tank. The bottom box wall is provided with a discharge hole for discharging the fertilizer contained in the fertilizer application box. The fertilization box main body is also provided with two transmission holes which are oppositely arranged and used for the fertilizer wheel or the transmission shaft to pass through.

According to some embodiments of the utility model, the fertilization box includes feed inlet, fertilization box main part and discharge gate. The feed inlet sets up on the upper portion of applying fertilizer the box, and fertilization box main part is located the middle part of applying fertilizer the box, and the discharge gate setting is in the lower part of applying fertilizer the box. At least one part of the fertilizer wheel is arranged in a cavity structure formed by the fertilizer box body.

Fertilizer wheel

At least a portion of the fertilizer wheel is disposed within the cavity structure of the fertilizer application cartridge. The fertile wheel sets up to rotate along with the transmission shaft to set up to can with the inner wall cooperation of applying fertilizer box in order to export fertilizer ration.

The fertilizer wheel comprises a smooth section and an impeller section. The impeller section includes a plurality of gear teeth having crest portions flush with the surface of the smooth section. The tooth root parts of two adjacent gear teeth form a circular arc transition part. Under the inner wall cooperation of fertilization box main part, hold quantitative fertilizer in the circular arc transition. Thus, the fertilizing amount can be adjusted by adjusting the proportional relation of the smooth section and the impeller section in the fertilizing box.

The inside of the fertilizer wheel is provided with a fertilizer wheel shaft hole. The fertilizer wheel shaft hole is arranged along the length direction of the fertilizer wheel and penetrates through the smooth section and the impeller section of the fertilizer wheel. The fertilizer wheel shaft hole is used for the transmission shaft to pass through. The cross section of the fertilizer wheel shaft hole can be any polygon, such as a square, a regular hexagon and the like.

Transmission shaft

The transmission shaft penetrates through the fertilizer wheel shaft hole and the fertilizer application box. Two ends of the transmission shaft penetrate through the fertilizer storage groove bracket.

The transmission shaft comprises a driving section and an adjusting section. One end of the driving section is connected with the adjusting section, and the other end of the driving section is connected with the driving device. At least one part of the driving section passes through the fertilizer wheel shaft hole to drive the fertilizer wheel to rotate. The outer contour of the drive section may have a polygonal cross-section, e.g. square, regular hexagon, etc. The cross section of the outer contour of the driving section is matched with the cross section of the shaft hole of the fertilizer wheel, so that the transmission shaft is more favorable for driving the fertilizer wheel to rotate. At least one part of the adjusting section is connected with the adjusting handle, so that the transmission shaft can be driven to move left and right by rotating the adjusting handle, and the fertilizer wheel is driven to move left and right in the fertilizer application box. The outer contour of the adjustment segment may be circular in cross-section. The adjusting section is provided with an adjusting section pin hole for connecting an adjusting handle. In certain embodiments, adjustment segment pin holes are provided near both ends of the adjustment segment, respectively.

According to some embodiments of the present invention, the cross-section of the outer contour of the driving section is polygonal, and the cross-section of the outer contour of the adjusting section is circular; the cross section of the fertilizer wheel shaft hole is polygonal and is matched with the cross section of the driving section.

According to other embodiments of the present invention, the cross section of the outer contour of the driving section is an irregular figure, and the cross section of the outer contour of the adjusting section is a circle; the cross section of the fertilizer wheel shaft hole is irregular and matched with the cross section of the driving section.

Drive device

The driving device is arranged at one end of the driving section of the transmission shaft and used for driving the transmission shaft to rotate.

The driving apparatus includes a motor and a reduction apparatus. The motor is connected with the transmission shaft through the speed reduction device. The motor is preferably a dc motor.

Adjusting handle

The adjusting handle is arranged at one end of the adjusting section of the transmission shaft and is used for adjusting the proportional relation between the smooth section of the fertilizer wheel and the impeller section in the fertilizer applying box so as to adjust the fertilizer applying amount.

The adjustment handle comprises a hand-held part and a transmission shaft fixing part. The handheld part is used for being grasped by a user. The outer contour of the hand-held portion may be any shape, such as a quincunx, a polygon, etc. The transmission shaft fixing part is used for connecting the adjusting handle and the transmission shaft. In some embodiments, the adjustment handle and the drive shaft are welded. In other embodiments, the adjustment handle and the drive shaft are connected by a shaft pin.

According to some embodiments of the utility model, be provided with transmission shaft fixed part and fixed part pinhole on the adjustment handle. The adjusting section of the transmission shaft is provided with an adjusting section pin hole. The transmission shaft fixing part of the adjusting handle is fixedly connected with the adjusting section of the transmission shaft through a fixing part pin hole and an adjusting section pin hole.

Guiding tube

The guiding tube is arranged below the fertilizer application box and is connected with the discharge hole. Preferably, the guide tube is detachably connected to the outlet, for example by a screw connection or a snap connection. In some embodiments, the guide tube has a curvature (e.g., an arced tube) along its length that further facilitates adjustment of the fertilizer application location.

< agricultural Equipment >

The utility model discloses in, agricultural equipment includes foretell fertilizer injection unit and furrow plough device to and optional pulling equipment.

Furrow plough device

The furrow plough device is arranged below the fertilizing device. The furrow plough device comprises a furrow plough bracket, a connecting piece, a furrow plough body and an optional connecting bracket.

The furrow plough bracket is arranged below the fertilizer storage groove bracket. The furrow plough bracket is connected with the fertilizer storage groove bracket. In some embodiments, the furrow plough bracket is connected with the beam of the fertilizer storage tank bracket.

The connecting piece is used for connecting the furrow plough bracket and the furrow plough body. The upper end of the connecting piece is detachably connected with the furrow plough bracket, and the lower end of the connecting piece is connected with the furrow plough body. This facilitates maintenance.

The furrow plough body is arranged below the furrow plough bracket. The furrow plough body can be arranged in a plurality, such as two, three, four or five. The share plough body can adopt a conventional structure, and the details are not repeated. In some embodiments, the fertilizing device is provided with a guide pipe, and the bottom of the guide pipe is close to the furrow plough body.

The connecting bracket is arranged on one side of the fertilizing device. The connecting bracket is used for connecting the furrow plough device and the traction equipment.

Traction equipment

The traction equipment is used for providing power for the furrow plough device. In certain embodiments, the traction device is a tractor.

Example 1

Fig. 1 is a schematic structural diagram of the agricultural equipment of the present invention. As shown in figure 1, the fertilizer applying device of the utility model comprises a fertilizer storing groove bracket 7, a fertilizer storing groove 1, a fertilizer applying box 4, a fertilizer wheel 44, a transmission shaft 5, a driving device 2, an adjusting handle 3 and a guide pipe 6.

As shown in figure 1, the fertilizer storage tank 1 is fixed on a fertilizer storage tank bracket 7. The fertilizer storage tank bracket 7 comprises a first vertical plate and a second vertical plate. The first vertical plate and the second vertical plate are symmetrically arranged on two sides of the fertilizer storage groove 1. The middle parts of the first vertical plate and the second vertical plate are provided with vertical plate openings for the transmission shaft 5 to pass through. The lower ends of the first vertical plate and the second vertical plate are both provided with a crossbeam which is convenient to be arranged on a furrow plough bracket 8 of the furrow plough device. The fertilizing box 4 is arranged below the fertilizer storage tank 1.

Fig. 2 is an assembly schematic diagram of the fertilization box and the transmission shaft of the present invention. Fig. 6 is an assembly schematic view of the fertilizer storage tank and the fertilizer wheel of the present invention. As shown in fig. 2 and 6, the fertilization box 4 includes a feed port 41, a fertilization box main body 42, and a discharge port 43. The feed inlet 41 is arranged at the upper part of the fertilizing box 4 and can receive fertilizer from the fertilizer storage tank 1. The fertilizer box main body 42 is positioned in the middle of the fertilizer box, and forms a cavity structure which can contain fertilizer from the fertilizer storage tank 1. The discharge port 43 is provided at a lower portion of the fertilization box 4 for discharging the fertilizer contained in the fertilization box 4.

As shown in FIG. 2, at least a portion of the fertilizer wheel 44 is disposed within the cavity structure formed by the fertilizer cartridge body 42. The fertilizer wheel 44 is engaged with the inner wall of the fertilization box main body 42, thereby quantitatively outputting fertilizer.

Fig. 7 is a schematic structural diagram of three fertilizer wheels. As shown in fig. 7, the fat wheel 44 includes a smooth section 441 and an impeller section 442. The impeller section 442 includes a plurality of gear teeth having tips that are flush with the surface of the smooth section 441. The tooth root parts of two adjacent gear teeth form a circular arc transition part. Under the cooperation of the inner wall of the fertilizing box main body 42, a certain amount of fertilizer is contained in the arc transition part. The fertilizer wheel 44 is provided with a fertilizer wheel shaft hole 444 inside, and the fertilizer wheel shaft hole 444 penetrates the smooth section 441 and the impeller section 442. The fertilizer wheel axle hole 444 has a polygonal cross-section, such as a square (fig. 7a), a regular hexagon (fig. 7 b).

Fig. 3 is a schematic structural diagram of a transmission shaft according to the present invention. As shown in fig. 3, the transmission shaft 5 can rotate the fertilizer wheel 44. The transmission shaft 5 comprises a drive section 51 and an adjustment section 52. The outer contour of the drive section 51 is polygonal in cross-section, e.g. square, regular hexagon, etc. The cross-section of the outer profile of the drive section 51 matches the cross-section of the fertilizer wheel shaft hole 444. Adjustment segment pin holes 53 are provided near both ends of the adjustment segment 52, respectively.

As shown in figures 1 and 2, two ends of the transmission shaft 5 are arranged on the fertilizer storage tank bracket 7 in a penetrating way through a vertical plate hole of the fertilizer storage tank bracket 7. The middle part of the transmission shaft 5 passes through the fertilizer wheel shaft hole 444. Specifically, the end part of the driving section 51 of the transmission shaft 5 passes through a vertical plate opening on one side of the fertilizer storage tank bracket 7 and is connected with the driving device 2; the middle part of the driving section 51 of the transmission shaft 5 passes through the fertilizer wheel shaft hole 444 to drive the fertilizer wheel 44 to rotate; the adjusting section 52 passes through the vertical plate opening on the other side of the fertilizer storage groove bracket 7 and is connected with the adjusting handle 3.

Fig. 4 is a schematic structural diagram of a driving apparatus according to the present invention. As shown in fig. 4, the drive device 2 includes a direct current motor 21 and a reduction device 22. The direct current motor 21 is connected to the drive shaft 5 via a reduction device 22. Thus, the dc motor 21 generates a driving force to drive the transmission shaft 5 to rotate under the regulation of the speed reduction device 22.

Fig. 5 is a schematic structural view of an adjusting handle of the present invention. As shown in fig. 5, the adjustment handle 3 includes a drive shaft fixing portion 31 and a fixing portion pin hole 32 at an end of the drive shaft fixing portion 31. The transmission shaft fixing part 31 and the adjusting section 52 are fixedly connected through the fixing part pin hole 32 and the adjusting section pin hole 53. The hand-held part of the adjusting handle 3 can be plum blossom type, which is convenient for grasping. Thus, the fertilizing amount is convenient to adjust.

As shown in figure 1, the adjusting handle 3 is rotated to drive the transmission shaft 5 to move left and right, so as to drive the fertilizer wheel 44 to move left and right in the fertilizer box 4, and the proportional relation between the smooth section 441 and the impeller section 442 in the fertilizer box 4 is adjusted, thereby realizing the accurate control of the fertilizer application amount.

Example 2

Except for the following structure, the same as in embodiment 1.

As shown in FIG. 7c, the fertilizer wheel shaft hole 44 has an irregular cross-section. The outer contour of the driving segment 51 is irregular in cross-section. The cross-section of the outer profile of the drive section 51 matches the cross-section of the fertilizer wheel shaft hole 444.

Example 3

The agricultural equipment of the utility model comprises a fertilizing device, a furrow plough device and a traction device of the embodiment 1. As shown in figure 1, the furrow plough device comprises a furrow plough bracket 8, a connecting piece 10, a furrow plough body 11 and a connecting bracket 9. The furrow plough bracket 8 is connected with a furrow plough body 11 through a connecting piece 10. A fertilizer storage groove bracket 7 of the fertilizing device fixes a plow bracket 8 through a beam. The bottom of the guide pipe 6 is close to the furrow plough body 11. The furrow plough device is connected with the traction equipment through a connecting bracket 9.

The present invention is not limited to the above embodiments, and any variations, modifications, and substitutions that may occur to those skilled in the art may be made without departing from the spirit of the present invention.

Claims

1. A fertilizer applicator, comprising:

the fertilizing box is arranged below the fertilizer storage groove; the upper part of the fertilizer application box is provided with a feed inlet for receiving fertilizer from the fertilizer storage tank; the lower part of the fertilizer application box is provided with a discharge hole for discharging the fertilizer contained in the fertilizer application box; the middle part of the fertilizing box forms a cavity structure;

2. The fertilizer applicator of claim 1, wherein the impeller section comprises a plurality of gear teeth having tips that are flush with the surface of the smooth section; the tooth root parts of two adjacent gear teeth form a circular arc transition part which is used for containing fertilizer.

3. The fertilizer applicator of claim 1, wherein the drive shaft comprises a drive section and an adjustment section, at least a portion of the drive section passing through the fertilizer wheel shaft aperture; at least a portion of the adjustment segment is connected with the adjustment handle.

4. The fertilizer applicator of claim 3, wherein the outer profile of the actuating section is polygonal in cross-section and the outer profile of the adjustment section is circular in cross-section; the cross section in fertile wheel shaft hole is the polygon, and with the cross section phase-match of drive section.

5. The fertilizer applicator of claim 3 wherein the adjustment section is provided with an adjustment section pin hole; the adjusting handle is provided with a transmission shaft fixing part and a fixing part pin hole; the transmission shaft fixing part is fixedly connected with the adjusting section through a fixing part pin hole and an adjusting section pin hole.

6. Fertilizing apparatus as claimed in claim 1, characterized in that the drive means comprise an electric motor and a reduction means, the electric motor being connected to the drive shaft via the reduction means.

7. The fertilizing apparatus as claimed in claim 1, further comprising:

the guiding tube, it sets up the below of box of fertilizing, and with the discharge gate is connected.

8. Agricultural equipment, characterized in that it comprises a furrow plough means and a fertilizing means as claimed in claim 7;

9. The agricultural apparatus of claim 8, further comprising a pulling apparatus; the furrow plough device also comprises a connecting support which is arranged to be connected with the traction equipment.