CN219876819U - Single-disc ditching and fertilizing device - Google Patents

Abstract

The utility model discloses a single-disc ditching and fertilizing device which comprises a hanging plate, an adjusting arm, a fixing arm and a ditching disc, wherein a clamping hook is arranged on the side face of the hanging plate, a waist-shaped hole and a plurality of positioning holes are formed in the hanging plate, an adjusting bolt and a plurality of bolt holes are formed in the upper end of the adjusting arm, the adjusting bolt is positioned in the waist-shaped hole, the height of the adjusting arm is adjusted through the upper position and the lower position between the positioning holes and the bolt holes, the lower end of the adjusting arm is fixedly connected with the fixing arm through a pair of clamping plates, four rubber rods are inlaid in the clamping plates, the ditching disc is rotatably arranged on the lower end of the fixing arm through a cotter pin, and a mud scraping knife is fixedly arranged on the lower end of the fixing arm, and a sealing cover, a sealing ring, a bearing and a slotting nut are respectively sleeved on the cotter pin from inside to outside. According to the utility model, the double disks are changed into the combination of the single disk and the mud scraping knife, the disks are not blocked, soil is not supported, and the ditching disks scrape mud cleanly and thoroughly; the combination of the plurality of sealing elements improves the tightness.

Description

Single-disc ditching and fertilizing device

Technical Field

The utility model relates to the technical field of agricultural machinery, in particular to a single-disc ditching and fertilizing device.

Background

The furrow opener is one of important parts of no-tillage planter, and the furrow opener used by current no-tillage planter is various, different in form and same in function. The double disk furrow opener used at present has the following problems: (1) The intersection point of the double disks is changed along with the position from the ground surface, soil blocks and sundries can enter between the double disks, so that the disks do not rotate, a fertilizer pipe is blocked, and a soil dragging pile is used for affecting the fertilization effect. (2) The working environment is bad, and the sealing structure of the installation part of the ditching disc is unreasonable.

Disclosure of Invention

The utility model aims to overcome the defects and shortcomings of the prior art and provides a single-disc ditching and fertilizing device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a single disc ditching fertilizer injection unit, includes link plate, adjusting arm, fixed arm and ditching disc, its innovation point lies in: the side of hanging the board sets up the clamp hook, set up waist hole and a plurality of locating hole on the hanging the board, the upper end of adjusting arm sets up adjusting bolt and sets up a plurality of bolt holes, adjusting bolt is located waist downthehole, and fixes through the nut, the adjusting arm is adjusted the height of adjusting arm through the upper and lower position between locating hole and the bolt hole, bolt hole corresponds the back with the locating hole and is fixed through adjusting bolt and spring bolt, the lower extreme of adjusting arm passes through a pair of splint fixed connection fixed arm, inlay in the splint and set up four rubber sticks, the lower extreme of fixed arm sets up ditching disc and fixed setting and scrapes the mud sword through cotter rotation, cotter cup joints sealed lid, sealing washer, bearing and slotted nut from inside to outside respectively, and sealed lid, sealing washer and the outside of bearing cup joint same bearing frame, the outside of bearing frame sets up the shield, the positive and negative of shield and bearing frame mutual contact position sets up retaining ring and O type circle for the hole respectively.

Furthermore, the lower end of the fixed arm is also provided with a fertilizer tube seat, a fertilizer tube is arranged on the fertilizer tube seat, and the fertilizer tube is positioned on the side surface of the ditching disc.

Further, the spring bolt comprises a pair of left and right sides respectively inserted into the adjusting bolt.

Further, the splint is V type structure, and adopts the bolt fastening between a pair of splint, set up diamond structure's fixed part on the fixed arm, fixed part embedding splint between, and set up the rubber stick with between the contained angle of splint.

Further, the bottom of the fertilization pipe is inclined to the lower end of the ditching disc.

After the structure is adopted, the utility model has the beneficial effects that:

according to the utility model, the double disks are changed into the combination of the single disk and the mud scraping knife, the disks are not blocked, soil is not supported, and the ditching disks scrape mud cleanly and thoroughly; the sealing performance is improved by arranging a plurality of sealing elements for combined use; the ditching depth is adjustable by arranging the adjusting arm, and the adjustment is simple and convenient; can be matched with various no-tillage seeding machines, and has simple installation and stable operation; the method is suitable for ditching, fertilizing or sowing of no-tillage sowing machines; the rubber rod is used as a profiling device, so that the transmission buffer is stable and reliable.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a side view of the present utility model;

fig. 3 is a cross-sectional view of A-A in fig. 2.

Reference numerals illustrate:

the device comprises a hanging plate 1, an adjusting arm 2, a fixing arm 3, a ditching disc 4, a waist-shaped hole 5, a positioning hole 6, an adjusting bolt 7, a bolt hole 8, an adjusting bolt 9, a spring bolt 10, a clamping plate 11, a rubber rod 12, an opening pin 13, a mud scraper 14, a sealing cover 15, a sealing ring 16, a bearing 17, a slotting nut 18, a bearing seat 19, a dust cover 20, a check ring for a hole 21, a ring 22O-shaped ring, a fertilization tube seat 23, a fertilization tube 24 and a fixing part 25.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be further described in detail below with reference to the accompanying drawings and detailed description. It should be understood that the detailed description is presented by way of example only and is not intended to limit the utility model.

Referring to fig. 1-3, a single-disc ditching and fertilizing device comprises a hanging plate 1, an adjusting arm 2, a fixing arm 3 and a ditching disc 4, wherein a clamping hook 4 is arranged on the side surface of the hanging plate 1, a waist-shaped hole 5 and a plurality of positioning holes 6 are formed in the hanging plate 1, an adjusting bolt 7 is arranged at the upper end of the adjusting arm 2, a plurality of bolt holes 8 are formed in the waist-shaped hole 5, the adjusting bolt 7 is positioned in the waist-shaped hole 5 and is fixed through nuts, the adjusting arm 2 adjusts the height of the adjusting arm 2 through the upper and lower positions between the positioning holes 6 and the bolt holes 8, the bolt holes 8 are fixed through an adjusting bolt 9 and a spring bolt 10 after corresponding to the positioning holes 6, the lower end of the adjusting arm 2 is fixedly connected with the fixing arm 3 through a pair of clamping plates 11, four rubber rods 12 are embedded in the clamping plates 11, a scraper 14 is rotatably arranged at the lower end of the fixing arm 3 through a cotter 13, a sealing cover 15, a sealing ring 16, a bearing 17 and a slotting nut 18 are respectively sleeved outside the cotter 16, the sealing cover 15, the sealing ring 16 and the bearing seat 19 are sleeved outside the sealing cover 19, a sealing ring 19 and a dust-proof ring 20 are respectively arranged at the positions of the front and back surface 20 and a dust-proof ring 21 are respectively arranged at the positions of the front and back surface 20, and the front and back surface 21 are respectively; the lower end of the fixed arm 3 is also provided with a fertilizer tube seat 23, a fertilizer tube 24 is arranged on the fertilizer tube seat 23, and the fertilizer tube 24 is positioned on the side surface of the ditching disc.

The equipment is installed in the following steps: the hanging plate 1 is hung on the upper part of a girder of the no-tillage planter, and the clamping hook 4 hooks the lower part of the girder and is clamped by a gasket and a nut; and (3) adjusting fertilization depth: the device is suspended (the lowest point leaves the ground for a certain distance), the spring bolt 10 on the adjusting bolt 9 is pulled out firstly, then the adjusting bolt 9 is pulled out, the relative positions of the bolt hole 8 on the adjusting arm 2 and the positioning hole 6 on the hanging plate 1 are moved up and down, the bolt hole 8 on the adjusting plate is moved up, the fertilizing depth is reduced, the bolt hole 8 on the adjusting plate is moved down, the fertilizing depth is increased, the depth required by fertilization is adjusted, and the adjusting bolt 9 and the spring bolt 10 are inserted.

During operation, the no-tillage planter is in a working state, under the limit of the depth limiting wheel, the ditching disc 4 on the device enters soil to an adjusted depth, a certain angle is formed between the ditching disc 4 and the advancing direction of the no-tillage planter, when the no-tillage planter advances, a fertilization ditch is formed in soil by the ditching disc 4, chemical fertilizer entering from the fertilization pipe 24 flows into the fertilization ditch to complete a fertilization task, the mud scraping knife 14 is fixed, weeds and soil attached to the ditching disc 4 are removed, the ditching disc 4 can work continuously conveniently, the discs are not blocked and do not support soil, and the fertilization pipe cannot be blocked.

The device is suitable for ditching, fertilizing or seeding of no-tillage seeding machine.

In this embodiment, the spring bolt 10 includes a pair of left and right sides respectively inserted into the adjusting bolt 9, so as to improve the stability after fixing.

In this embodiment, the clamping plates 11 are of a V-shaped structure, a pair of clamping plates 11 are fixed by bolts, a diamond-shaped fixing portion 25 is arranged on the fixing arm 3, the fixing portion 25 is embedded between the clamping plates 11, and a rubber rod 12 is arranged between the fixing portion and an included angle between the clamping plates 11. The rubber rod 12 is used as a profiling device, the transmission buffer is stable and reliable, and four sides of the fixing part 25 are of arc-shaped structures and are attached to the rubber rod 12.

In this embodiment, the bottom of the fertilizer pipe 24 is inclined to the lower end of the ditching disc 14, so that fertilizer can be precisely flowed into the ditching to complete the fertilizer application task.

The foregoing is merely illustrative of the present utility model and not restrictive, and other modifications and equivalents thereof may occur to those skilled in the art without departing from the spirit and scope of the present utility model.

Claims (5)

1. The utility model provides a single disc ditching fertilizer injection unit, includes link plate, adjusting arm, fixed arm and ditching disc, its characterized in that: the side of hanging the board sets up the clamp hook, set up waist hole and a plurality of locating hole on the hanging the board, the upper end of adjusting arm sets up adjusting bolt and sets up a plurality of bolt holes, adjusting bolt is located waist downthehole, and fixes through the nut, the adjusting arm is adjusted the height of adjusting arm through the upper and lower position between locating hole and the bolt hole, bolt hole corresponds the back with the locating hole and is fixed through adjusting bolt and spring bolt, the lower extreme of adjusting arm passes through a pair of splint fixed connection fixed arm, inlay in the splint and set up four rubber sticks, the lower extreme of fixed arm sets up ditching disc and fixed setting and scrapes the mud sword through cotter rotation, cotter cup joints sealed lid, sealing washer, bearing and slotted nut from inside to outside respectively, and sealed lid, sealing washer and the outside of bearing cup joint same bearing frame, the outside of bearing frame sets up the shield, the positive and negative of shield and bearing frame mutual contact position sets up retaining ring and O type circle for the hole respectively.

2. The single-disc ditching and fertilizing device according to claim 1, characterized in that: the lower end of the fixed arm is also provided with a fertilizer tube seat, a fertilizer tube is arranged on the fertilizer tube seat, and the fertilizer tube is positioned on the side surface of the ditching disc.

3. The single-disc ditching and fertilizing device according to claim 1, characterized in that: the spring bolt comprises a pair of spring bolts which are respectively inserted into the left side and the right side of the adjusting bolt.

4. The single-disc ditching and fertilizing device according to claim 1, characterized in that: the clamping plates are of V-shaped structures, bolts are used for fixing the clamping plates, fixing portions of diamond structures are arranged on the fixing arms, the fixing portions are embedded between the clamping plates, and rubber rods are arranged between the fixing portions and the included angles between the fixing portions and the clamping plates.

5. The single-disc ditching and fertilizing device according to claim 2, characterized in that: the bottom of the fertilization pipe is inclined towards the lower end of the ditching disc.