CN216905835U

CN216905835U - Land-raking, land-leveling, stubble-cleaning harrow and combined soil-working machine formed by same

Info

Publication number: CN216905835U
Application number: CN202123323146.4U
Authority: CN
Inventors: 李荣博
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-07-08
Anticipated expiration: 2031-12-27

Abstract

The utility model relates to a harrowing, flat-land and stubble-cleaning harrow and a combined soil preparation machine formed by the harrowing, flat-land and stubble-cleaning harrow, wherein the harrowing, flat-land and stubble-cleaning harrow comprises a shaft (12) and end plates (11) at two ends, sawtoothed plates (13) are arranged between the end plates (11) at the two ends, the sawtoothed plates (13) are axially and vertically arranged between the end plates (11) to form a cylindrical squirrel cage body, the sawtoothed plates (13) rotate spirally on the surface of the cylindrical body, and the edge of the sawtoothed plates (13) forming the cylindrical body is in a sawtooth shape. Compared with the prior art, the utility model has the advantages in the aspect of land leveling, has the effects of harrowing and stubble cleaning, particularly combines with a plowing mechanism, a flat land or a compacting mechanism, can further simplify the structure of a combined land preparation machine, and improves the land preparation effect.

Description

Land-raking, land-leveling, stubble-cleaning harrow and combined soil-working machine formed by same

Technical Field

The utility model relates to a harrowing, leveling and stubble-cleaning harrow and a combined soil preparation machine formed by the harrowing, leveling and stubble-cleaning harrow.

Background

With the development of agricultural cultivation techniques, land leveling is indispensable.

After one cultivation period, multiple operations such as plowing, leveling and harrowing are usually carried out, and the cultivation amount is large. Particularly, the prior art adopts a wafer harrow and a press roll to carry out combined operation for leveling and harrowing.

The existing wafer harrow is composed of a plurality of parallel wafers with saw-toothed edges, has good land cutting effect and is very commonly applied to no-tillage operation. However, the disc harrow mainly acts longitudinally on the land, has better effect on stubble cleaning, but is insufficient in land leveling. A raking stubble-cleaning soil-preparation device for ploughing back cultivated land or cultivated land with stubble as disclosed in CN213368523U, a compound minimal tillage soil-preparation machine as disclosed in CN201278632 and CN 201911008U.

In view of the above-mentioned shortcomings, a harrow-land-leveling stubble-cleaning harrow and a combined soil-working machine thereof, which have advantages in leveling land and simultaneously have the effects of harrowing and stubble-cleaning, are produced.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a harrowing, leveling and stubble-cleaning harrow which has the advantages of leveling land and has harrowing and stubble-cleaning effects and a combined soil preparation machine formed by the harrowing, leveling and stubble-cleaning harrow.

In order to achieve the above purpose, the present invention provides the following technical solutions: a harrow land leveling stubble ploughing harrow comprises a shaft (12) and end plates (11) at two ends, and is characterized in that: sawtooth plates (13) are arranged between the end plates (11) at the two ends, the sawtooth plates (13) are axially vertically arranged between the end plates (11) to form a cylindrical squirrel cage body, the sawtooth plates (13) rotate spirally on the surface of the cylindrical body, and teeth (15) are arranged on the edges of the sawtooth plates (13) forming the cylindrical body, namely the edges of the sawtooth plates (13) forming the cylindrical body are in a sawtooth shape.

Furthermore, an intermediate plate (14) is preferably arranged between the end plates (11) to make the structure more stable.

Still further, the rotation angle a of the sawtooth plate (13) on the surface of the cylindrical body is preferably 3-15 degrees. Still more preferably in the range of 3 to 10 degrees.

Furthermore, small teeth are arranged on the edges of the teeth (15) of the sawtooth plates (13).

Further, the harrowing, leveling and stubble-cleaning harrow can form a combined soil preparation machine, comprises a traction frame (21), a main frame (22) and a traveling wheel (26), and is characterized by being provided with the harrowing, leveling and stubble-cleaning harrow.

Furthermore, the combined soil preparation machine is characterized in that a second frame (31) is arranged on the main frame (22), the second frame (31) is hinged to the main frame (22), a second hydraulic mechanism (32) is arranged between the main frame (22) and the second frame (31), and the harrowing, leveling and stubble-cleaning rake is arranged on the second frame (31).

Further, the above-mentioned combined soil preparation machine is preferably provided with at least one of a soil preparation means (23), a land leveling means (33) and a press means (34).

The ploughing mechanism (23) is arranged on a main frame (22) at the front part of the harrowing, leveling and stubble-cleaning harrow, and the ploughing mechanism (23) is one of a deep scarification plough or a wafer harrow, preferably a wafer harrow.

Furthermore, the plowing mechanism (23) is preferably arranged on a first frame (24), a sliding sleeve is arranged on the first frame (24), a sliding rod corresponding to the sliding sleeve is arranged on the main frame (22), and a first hydraulic mechanism (25) is arranged between the first frame (24) and the main frame (22), so that the plowing depth can be adjusted in real time, and the plowing mechanism (23) can be lifted to a non-working state in field transportation.

Compared with the prior art, the utility model has the advantages of leveling the land, simultaneously has the effects of harrowing and stubble cleaning, and particularly combines with a ploughing mechanism, a flat land or a pressing mechanism, can further simplify the structure of the combined land preparation machine, and improves the land preparation effect.

Drawings

Fig. 1 is a schematic front view of an embodiment 1 of the present invention.

Fig. 2 is a schematic structural view taken along a _ a section in fig. 1.

Fig. 3 is a schematic structural diagram of embodiment 2 of the present invention.

Fig. 4 is a schematic structural diagram of embodiment 3 of the present invention.

Fig. 5 is a schematic top view of fig. 4.

Shown in the figure: the machine comprises an end plate 11, a shaft 12, a serrated plate 13, an intermediate plate 14, teeth 15, a traction frame 21, a main frame 22, a ploughing mechanism 23, a first frame 24, a first hydraulic mechanism 25, a walking wheel 26, a second frame 31, a second hydraulic mechanism 32, a land leveling mechanism 33 and a compacting mechanism 34.

Detailed Description

Preferred embodiments of the present invention are described in detail below.

Example 1: referring to fig. 1-2, which is a schematic structural view of embodiment 1 of the present invention, a harrow for flatly cleaning stubble comprises a shaft 12 and end plates 11 at two ends, preferably, an intermediate plate 14 is arranged between the end plates 11, a serration plate 13 is arranged between the end plates 11 at two ends and the intermediate plate 14, the serration plate 13 is axially and vertically arranged between the end plates 11 to form a cylindrical squirrel cage, the serration plate 13 rotates spirally on the surface of the cylindrical body, the edge of the serration plate 13 forming the cylindrical body is provided with teeth 15, that is, the edge of the serration plate 13 forming the cylindrical body is serrated, in this embodiment, the teeth 15 are triangular teeth.

Still further, the rotation angle a of the serration plate 13 on the surface of the cylinder body is preferably 3 to 15 degrees, and more preferably 3 to 10 degrees.

Example 2: referring to fig. 3, which is a schematic structural diagram of embodiment 2 of the present invention, compared with embodiment 1, the present embodiment is different in that: the teeth 15 are trapezoidal teeth, and small teeth are arranged on the edges of the teeth 15.

Example 3: referring to fig. 4-5, which are schematic structural views of embodiment 3 of the present invention, the present embodiment is that the harrowing and leveling stubble-cleaning rake can form a combined soil preparation machine, and includes a traction frame 21, a main frame 22 and traveling wheels 26, a second frame 31 is disposed on the main frame 22, the second frame 31 is hinged to the main frame 22, a second hydraulic mechanism 32 is disposed between the main frame 22 and the second frame 31, the harrowing and leveling stubble-cleaning rake is divided into three groups, i.e., a left group, a middle group and a right group, and is disposed on the second frame 31, and the second hydraulic mechanism 32 can adjust the working depth of the harrowing and leveling stubble-cleaning rake or lift the harrowing and leveling stubble-cleaning rake to a non-working state.

Further, the above-mentioned combined soil preparation machine is provided with a soil preparation mechanism 23, a land leveling mechanism 33 and a press mechanism 34.

The ploughing mechanism 23 is arranged on the main frame 22 at the front part of the harrowing, leveling and stubble-cleaning harrow, the ploughing mechanism 23 is one of a deep scarification plough or a wafer harrow, and the wafer harrow is preferred in the embodiment. The disk harrow is arranged in two rows, namely a front row, a rear row, a left group, a middle group and a right group.

Further, the tilling mechanism 23 is disposed on the first frame 24, a sliding sleeve is disposed on the first frame 24, a sliding rod corresponding to the sliding sleeve is disposed on the main frame 22, and a first hydraulic mechanism 25 is disposed between the first frame 24 and the main frame 22, so as to adjust tilling depth in real time and lift the tilling mechanism 23 to a non-working state during field transportation.

The land leveling mechanism 33 is a scraper and is arranged on the second frame 31 in front of the land leveling stubble cleaning harrow. The scraper is connected with the second frame 31 through a connecting frame, and the connecting frame is provided with a strip-shaped connecting hole or a plurality of connecting holes which are just arranged up and down, so that the operation height can be finely adjusted. Of course, the leveler mechanism 33 may be disposed on the main frame 22 or the first frame 24.

The pressing mechanism 34 is a pressing roller, and is arranged on the second frame 31 at the rear part of the harrowing, leveling and stubble-cleaning harrow according to three groups of left, middle and right.

The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the utility model.

Claims

1. A harrow land leveling stubble ploughing harrow comprises a shaft (12) and end plates (11) at two ends, and is characterized in that: sawtooth plates (13) are arranged between the end plates (11) at the two ends, the sawtooth plates (13) are axially vertically arranged between the end plates (11) to form a cylindrical squirrel cage body, the sawtooth plates (13) rotate spirally on the surface of the cylindrical body, and teeth (15) are arranged on the edges of the sawtooth plates (13) forming the cylindrical body, namely the edges of the sawtooth plates (13) forming the cylindrical body are in a sawtooth shape.

2. The harrowing, grading, stubble ploughing rake according to claim 1, characterized in that: an intermediate plate (14) is arranged between the end plates (11).

3. The raking land leveling stubble rake according to claim 1 or 2, wherein: the rotation angle a of the sawtooth plate (13) on the surface of the cylindrical body is 3-15 degrees.

4. The raking land leveling stubble rake according to claim 1 or 2, wherein: the edge of the teeth (15) of the sawtooth plate (13) is provided with small teeth.

5. The harrowing, grading, stubble ploughing rake according to claim 3, characterized in that: the edge of the teeth (15) of the sawtooth plate (13) is provided with small teeth.

6. The raking land leveling stubble rake according to claim 1 or 2, wherein: the rotation angle a of the sawtooth plate (13) on the surface of the cylindrical body is 3-10 degrees.

7. A combined soil preparation machine, includes traction frame (21), main frame (22) and walking wheel (26), its characterized in that: a harrow-land-leveling stubble-cleaning harrow of any one of claims 1-6 is provided.

8. The combined soil preparation machine of claim 7, wherein: the main frame (22) is provided with a second frame (31), the second frame (31) is hinged on the main frame (22), a second hydraulic mechanism (32) is arranged between the main frame (22) and the second frame (31), and the harrowing, leveling and stubble-cleaning harrow is arranged on the second frame (31).

9. The combined soil preparation machine of claim 8, wherein: at least one of a plowing mechanism (23), a land leveling mechanism (33) and a compacting mechanism (34) is arranged,

the ploughing mechanism (23) is arranged on a main frame (22) at the front part of the harrowing, leveling and stubble-cleaning harrow, and the ploughing mechanism (23) is one of a deep scarification plough or a wafer harrow;

the ploughing mechanism (23) is arranged on a first rack (24), a sliding sleeve is arranged on the first rack (24), a sliding rod corresponding to the sliding sleeve is arranged on the main rack (22), and a first hydraulic mechanism (25) is arranged between the first rack (24) and the main rack (22);

the land leveling mechanism (33) is arranged at the front part of the land leveling and stubble cleaning harrow;

the pressing mechanism (34) is arranged at the rear part of the harrowing, land leveling and stubble cleaning harrow.

10. The combined soil preparation machine of claim 9, wherein: the ploughing mechanism (23) is a wafer harrow.

11. The combined soil preparation machine of claim 9, wherein: the land leveling mechanism (33) is a scraper.