Fertilizer applicator on seeding machine

Abstract

The utility model relates to the technical field of agricultural machinery, in particular to a fertilizer applicator on a seeding machine. One end of the supporting plate is hinged to the connecting seat; the elastic extrusion mechanism is arranged between the supporting plate and the clamping seat; the ditching disc is rotatably arranged at the other end of the supporting plate; the soil returning plate comprises a fixing part, a soil scraping part, a transition part, a soil returning part and a soil pressing part; the fixing part is locked on the supporting plate through a fastener; the soil scraping part is arranged on the fixing part and is used for scraping soil on the inner side of the ditching disc; one end of the transition part is arranged on the soil scraping part, and the soil returning part is obliquely arranged from the transition part to the lower part and the rear part of the ditching disc; the lower end of the soil returning part is horizontally arranged; the soil pressing part is fixedly arranged at the lower end of the soil returning part and is obliquely arranged backwards relative to the soil returning part; the fertilizing pipe is arranged on the supporting plate and is positioned between the ditching disc and the soil returning plate. According to the utility model, the flatness and compactness of the soil after fertilization can be improved, and the quality of crop planting is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to agricultural machinery technical field especially relates to a fertilizer applicator on seeding machine. BACKGROUND

[0002] Crop seed fertilizer same drop irrigation film planting has strict requirement to fertilizer application depth, flatness and compactness of seeding soil, requires that soil flatness is good, upper loose lower tight, and fertilizer application depth reaches 8-10cm.Because the fertilizer applicator is one of important working parts of seed fertilizer same drop irrigation film seeding machine, is generally arranged behind the land leveler, is arranged in the front of the compression roller, in the process of fertilizing and seeding operation, the furrow opener will turn over soil when reaching the specified furrowing depth and normal seeding speed, forms loose fertilizer furrow, and the compression roller is difficult to fill and compact the fertilizer furrow by compression, and the phenomena of uneven seeding depth, floating seed, jumping seed and uneven soil covering are prone to occur in the process of seeding, and the phenomena of local water accumulation and uneven irrigation are prone to occur in the process of drop irrigation, cause crop seedling and ridge breakage, increase management difficulty, and seriously affect crop yield. SUMMARY

[0003] Therefore, the utility model provides a fertilizer applicator on seeding machine, and mainly aims at improving the flatness and compactness of soil after fertilization and improving crop planting quality.

[0004] In order to achieve the above object, the utility model mainly provides the following technical scheme:

[0005] The utility model discloses a fertilizer applicator on seeding machine, which comprises a connecting seat, a supporting plate, an elastic extrusion mechanism, a furrowing disc, a soil returning plate and a fertilizer pipe.

[0006] The connecting seat comprises a clamping seat and a U-shaped clamp.

[0007] The clamping seat is used for clamping on one side of the beam of the seeding machine.

[0008] One end of the supporting plate is hinged to the clamping seat and can swing up and down relative to the clamping seat.

[0009] The elastic extrusion mechanism is arranged between the supporting plate and the clamping seat and is used for adjusting the swing range of the supporting plate and applying a downward swing driving force to the supporting plate.

[0010] The furrowing disc is rotatably arranged at the other end of the supporting plate and located on one side of the supporting plate.

[0011] The soil returning plate is fixedly arranged at the other end of the support plate; the soil returning plate and the furrowing disc are respectively arranged at two sides of the support plate;

[0012] The soil returning plate comprises a fixed part, a soil scraping part, a transition part, a soil returning part and a soil pressing part;

[0013] The fixed part is locked on the support plate by a fastener;

[0014] The soil scraping part is fixedly arranged on the fixed part, and is arranged at the lower part of one side of the furrowing disc; one end of the soil scraping part is arranged in parallel with the furrowing disc and has a predetermined gap with the furrowing disc, so as to scrape off the soil on the inner side of the furrowing disc;

[0015] One end of the transition part is fixedly arranged on the soil scraping part and is inclined away from the furrowing disc relative to the soil scraping part;

[0016] The soil returning part is fixedly arranged at the other end of the transition part; the soil returning part is arranged to be inclined to the lower part and the rear part of the furrowing disc from the transition part; the lower end of the soil returning part is arranged horizontally;

[0017] The lower end of the soil returning part gradually approaches the furrowing disc from front to back;

[0018] The soil pressing part is fixedly arranged at the lower end of the soil returning part, and is arranged to be inclined to the rear relative to the soil returning part;

[0019] The fertilizer pipe is fixedly arranged on the support plate between the furrowing disc and the soil returning plate; the fertilizer outlet of the fertilizer pipe is arranged at the lower side of the furrowing disc and is offset 2-10 cm to the rear of the soil scraping edge of the soil scraping part.

[0020] Further, one end of the support plate has an adjusting hole;

[0021] The elastic extrusion mechanism comprises an adjusting bolt, a spring and a backing plate;

[0022] The adjusting bolt passes through the adjusting hole and the clamping seat; one end of the adjusting bolt has an adjusting nut;

[0023] The spring is sleeved on the adjusting bolt and is used to drive the support plate to swing downward;

[0024] The backing plate is sleeved on the adjusting bolt and is used to adjust the swing range of the support plate.

[0025] Further, the elastic extrusion mechanism can be adjusted so that the lower end of the soil pressing part is higher than the lower end of the furrowing disc by a predetermined distance; the predetermined distance is 1 / 4-1 / 2 of the diameter of the furrowing disc.

[0026] Further, the fixed part, the soil scraping part, the transition part, the soil returning part and the soil pressing part are integrated plate structures.

[0027] Further, the soil returning plate member is a spring steel plate.

[0028] By the above technical solution, the fertilizer applicator on the seeding machine has at least the following advantages:

[0029] The flatness and compactness of the soil after fertilization can be improved, and the quality of crop planting can be improved.

[0030] The above description is only a summary of the technical solution of the present application, in order to more clearly understand the technical means of the present application, and the content of the specification can be implemented, the following is a preferred embodiment of the present application and the detailed description of the drawings as follows. BRIEF DESCRIPTION OF DRAWINGS

[0031] Fig. 1 A schematic view of a fertilizer applicator on a seeding machine provided by the embodiment of the present application is shown in the figure;

[0032] Fig. 2 A schematic view of a fertilizer pipe in a fertilizer applicator on a seeding machine provided by the embodiment of the present application is shown in the figure;

[0033] Fig. 3 A schematic view of a soil returning plate member in a fertilizer applicator on a seeding machine provided by the embodiment of the present application is shown in the figure.

[0034] The figure shows:

[0035] 1 is a card seat, 2 is a "U" type card, 3 is an elastic extrusion mechanism, 3-1 is an adjusting bolt, 3-2 is a spring, 3-3 is a backing plate, 4 is a supporting plate, 5 is a fertilizer pipe, 5-1 is a fertilizer outlet, 6 is a furrowing disc, 7 is a soil returning plate member, 7-1 is a fixed part, 7-2 is a soil scraping part, 7-3 is a transition part, 7-4 is a soil returning part, 7-5 is a soil pressing part, and 8 is a seeding machine beam. DETAILED DESCRIPTION

[0036] In order to further illustrate the technical means and effects adopted by the present application to achieve the predetermined purpose, the specific implementation, structure, features and effects according to the present application are described in detail below in combination with the drawings and preferred embodiments. In the following description, different "an embodiment" or "embodiments" do not necessarily refer to the same embodiment. In addition, the specific features, structures or characteristics in one or more embodiments can be combined in any suitable form.

[0037] As Figs. 1 to 3The utility model discloses a kind of fertilizers on seeding machine, including: connecting seat, support plate 4, elastic extrusion mechanism 3, furrowing disc 6, back soil plate piece 7 and fertilization pipe 5;Connecting seat includes: clamping seat 1 and ''U'' type card 2;Clamping seat 1 is used for clamping in the side of seeding machine crossbeam 8;The upper portion and lower portion of clamping seat 1 are provided with limit protrusions respectively, for clamping on the upper side and lower side of seeding machine crossbeam 8;''U'' type card 2 is connected with clamping seat 1, for fastening clamping seat 1 on seeding machine crossbeam 8;Make connecting seat lock on seeding machine crossbeam 8.Seeding machine crossbeam 8 can be set according to needs, predetermined number of fertilizers;The interval distance of fertilizer can be set according to needs;Installation is convenient and flexible.Support plate 4 is hinged in clamping seat 1 on one end, can swing up and down relative to clamping seat 1;Support plate 4 is used for supporting furrowing disc 6, back soil plate piece 7 and fertilization pipe 5.Elastic extrusion mechanism 3 is arranged between support plate 4 and clamping seat 1, for adjusting the swing range of support plate 4, and downward swing driving force is applied to support plate 4;To maintain the driving force of furrowing disc 6 downward, maintain furrowing degree.This embodiment is preferred, one end of support plate 4 has adjusting hole, for driving support plate 4 swing;Elastic extrusion mechanism 3 includes: adjusting bolt 3-1, spring 3-2 and backing plate 3-3;Adjusting bolt 3-1 passes through adjusting hole and clamping seat 1;One end of adjusting bolt 3-1 has adjusting nut;Spring 3-2 is sleeved on adjusting bolt 3-1, for driving support plate 4 to swing down;Backing plate 3-3 is sleeved on adjusting bolt 3-1, for adjusting the swing range of support plate 4.Further preferred, elastic extrusion mechanism 3 can be adjusted, so that the lower end of soil pressing part 7-5 is higher than the lower end of furrowing disc 6 by predetermined distance;Predetermined distance is 1 / 4~1 / 2 of the diameter of furrowing disc 6, to maintain furrowing depth, and maintain the flatness and compactness of back soil and soil covering.

[0038] Furrowing disc 6 is rotatably arranged at the other end of support plate 4, located on one side of support plate 4;Furrowing disc 6 is inclined to the side of support plate 4 from top to bottom along diameter;Furrowing disc 6 gradually approaches support plate 4 from front to back along diameter;Furrowing disc 6 is inclined to set, benefit furrowing.

[0039] The back-dirt plate member 7 is fixedly arranged at the other end of the support plate 4; the back-dirt plate member 7 and the furrowing disc 6 are respectively arranged at two sides of the support plate 4; the back-dirt plate member 7 comprises a fixed part 7-1, a scraping part 7-2, a transition part 7-3, a back-dirt part 7-4 and a soil-pressing part 7-5; the fixed part 7-1 is locked on the support plate 4 by fasteners; the scraping part 7-2 is fixedly arranged on the fixed part 7-1, and the scraping part 7-2 is arranged at the lower part of one side of the furrowing disc 6; one end of the scraping part 7-2 is arranged in parallel with the furrowing disc 6 and has a predetermined gap with the furrowing disc 6; the inclined edge of the scraping part 7-2 is attached to the inner side of the furrowing disc 6, and is used for scraping the soil on the inner side of the furrowing disc 6. One end of the transition part 7-3 is fixedly arranged on the scraping part 7-2, and the transition part 7-3 is inclined to the direction away from the furrowing disc 6 relative to the scraping part 7-2; the transition part 7-3 enables the back-dirt part 7-4 behind to avoid the furrowing disc 6 and the fertilizer pipe 5, and is arranged at the back side of the furrowing disc 6.

[0040] The back-dirt part 7-4 is fixedly arranged at the other end of the transition part 7-3; the back-dirt part 7-4 is arranged to be inclined to the lower part and the rear part of the furrowing disc 6 from the transition part 7-3; the lower end of the back-dirt part 7-4 is horizontally arranged, and is used for backfilling the soil after furrowing. The lower end of the back-dirt part 7-4 gradually approaches the furrowing disc 6 from front to back; the back-dirt part 7-4 is inclined to one side, and the angle of inclination is symmetrical to that of the furrowing disc 6; the soil discharged to one side of the furrowing disc 6 is backfilled by the back-dirt part 7-4. The soil-pressing part 7-5 is fixedly arranged at the lower end of the back-dirt part 7-4, and is arranged to be inclined to the rear relative to the back-dirt part 7-4; the soil-pressing part 7-5 has a rear inclination angle, and the rear inclination angle can compact the soil during the backfilling process when the seeding machine moves forward.

[0041] The fertilizer pipe 5 is fixedly arranged on the support plate 4, and is arranged between the furrowing disc 6 and the back-dirt plate member 7; the fertilizer outlet 5-1 of the fertilizer pipe 5 is arranged at the lower side of the furrowing disc 6, and is offset by 2-10 cm to the rear of the soil scraping edge of the scraping part 7-2; the scraping part 7-2 scrapes the soil in front, and can leave space for the fertilizer outlet 5-1 of the fertilizer pipe 5 behind.

[0042] Preferably, the fixed part 7-1, the scraping part 7-2, the transition part 7-3, the back-dirt part 7-4 and the soil-pressing part 7-5 are integrated plate structures, and can be formed by bending and the like. Preferably, the back-dirt plate member 7 is a spring 3-2 steel plate, and maintains the reliability and resilience of the structure.

[0043] During operation, the furrowing disc 6 cuts into the soil under the pressure of the elastic extrusion mechanism 3, separates the soil to form a fertilizer furrow, the soil sticking to the inner wall of the furrowing disc 6 is removed by the soil scraping part 7-2, the fertilizer pipe 5 is prevented from being blocked, a cavity environment is established for the fertilizer pipe 5, and the fertilizer falls into the bottom of the furrow; the soil turning plate turns the outwardly turned soil back to the fertilizer furrow, the soil pressing part 7-5 further presses the soil during the forward movement, the fertilizer furrow is filled and pressed to be compacted, the flatness and compactness of the seeding ground are improved, and the fertilization and seeding quality is improved.

[0044] An embodiment of the utility model provides a fertilizer applicator on a seeding machine, which can improve the flatness and compactness of soil after fertilization and improve the quality of crop planting.

[0045] In the description of the utility model, unless another definite provision and limitation, the term "installation", "connection", "connection", "fixing" should be broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated, can be mechanical connection, also can be electrical connection, can be direct connection, also can be indirectly connected through intermediate medium, can be the communication of two elements or the interaction of two elements. For ordinary skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to the specific circumstances.

[0046] The standard parts used in the utility model can be purchased from the market, and the special-shaped parts can be ordered according to the description and the drawings, and the specific connection mode of each part adopts the conventional means such as bolt, rivet and welding in the prior art, and the mechanical, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.

[0047] The above is only the preferred embodiment of the utility model, and does not limit the utility model in any form, and any simple modification, equivalent change and modification of the technical essence of the utility model to the above embodiment still belongs to the scope of the utility model technical scheme.

Claims

1. A fertilizer applicator on a planter, characterized by, It comprises a connecting seat, a supporting plate, an elastic extrusion mechanism, a furrowing disc, a soil returning plate and a fertilizer pipe. The connecting seat comprises a clamping seat and a "U"-shaped clamp. The clamping seat is used for clamping on one side of a seeding machine beam. The "U"-shaped clamp is connected with the clamping seat and used for fastening the clamping seat on the seeding machine beam. One end of the supporting plate is hingedly connected with the clamping seat and can swing up and down relative to the clamping seat. The elastic extrusion mechanism is arranged between the supporting plate and the clamping seat and used for adjusting the swing range of the supporting plate and applying a downward swing driving force to the supporting plate. The furrowing disc is rotatably arranged at the other end of the supporting plate and located on one side of the supporting plate. The furrowing disc is inclinedly arranged from the top to the bottom along the diameter and towards the side of the supporting plate. The soil returning plate is fixedly arranged at the other end of the supporting plate. The soil returning plate comprises a fixed part, a soil scraping part, a transition part, a soil returning part and a soil pressing part. The fixed part is locked on the supporting plate by a fastener. The soil scraping part is fixedly arranged on the fixed part. The soil scraping part is located on the lower side of the furrowing disc. One end of the soil scraping part is arranged in parallel with the furrowing disc and has a predetermined gap with the furrowing disc. The gap is used for scraping off the soil on the inner side of the furrowing disc. One end of the transition part is fixedly arranged on the soil scraping part and is inclined relative to the soil scraping part and away from the furrowing disc. The soil returning part is fixedly arranged at the other end of the transition part. The soil returning part is inclinedly arranged from the transition part to the lower and rear part of the furrowing disc. The lower end of the soil returning part is horizontally arranged. The lower end of the soil returning part is gradually close to the furrowing disc from the front to the rear. The soil pressing part is fixedly arranged at the lower end of the soil returning part and is inclined relative to the soil returning part. The fertilizer pipe is fixedly arranged on the supporting plate between the furrowing disc and the soil returning plate. The fertilizer outlet of the fertilizer pipe is located on the lower side of the furrowing disc and is offset 2-10 cm to the rear of the soil scraping edge of the soil scraping part.

2. The fertilizer applicator on the seeding machine according to claim 1, wherein One end of the supporting plate has an adjusting hole. The elastic extrusion mechanism comprises an adjusting bolt, a spring and a backing plate. The adjusting bolt passes through the adjusting hole and the clamping seat. One end of the adjusting bolt has an adjusting nut. The spring is sleeved on the adjusting bolt and used for driving the supporting plate to swing downward. The backing plate is sleeved on the adjusting bolt and used for adjusting the swing range of the supporting plate.

3. The fertilizer applicator on the seeding machine according to claim 2, wherein The elastic extrusion mechanism can be adjusted so that the lower end of the soil pressing part is higher than the lower end of the furrowing disc by a predetermined distance. The predetermined distance is 1 / 4-1 / 2 of the diameter of the furrowing disc.

4. The fertilizer applicator on the seeding machine according to claim 1, wherein The fixed part, the soil scraping part, the transition part, the soil returning part and the soil pressing part are integrated plate structures.

5. The planter-mounted fertilizer applicator of claim 4, wherein, The soil returning plate member is a spring steel plate.

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