CN209768136U

CN209768136U - multi-functional soil preparation device

Info

Publication number: CN209768136U
Application number: CN201920532844.9U
Authority: CN
Inventors: 李继强; 张文波; 徐永伟
Original assignee: Zhangye Research Of Agricultural Science Institute
Current assignee: Zhangye Research Of Agricultural Science Institute
Priority date: 2019-04-18
Filing date: 2019-04-18
Publication date: 2019-12-13
Anticipated expiration: 2029-04-18

Abstract

The utility model provides a multi-functional soil preparation device, include: a frame for attachment to a tractor; the scraper with one side provided with a flat cutter and the other side provided with a toothed cutter is hinged with the rack at least two first hinge points, each first hinge point is arranged along the length direction of the scraper, and the axial leads of the hinge shafts of the first hinge points are overlapped; the first end and the scraper are hinged to a first connecting rod of a second hinged point, and the second hinged point deviates from the axis of each first hinged point; the second connecting rod is hinged with the second end of the first connecting rod at one end and is hinged with the rack at the other end; and one end of the linear driving device is hinged with the rack, and the other end of the linear driving device is hinged with the first connecting rod or the second connecting rod. So set up, the simple structure of multi-functional soil preparation device, easy operation to a soil preparation device can realize the soil preparation function of two kinds of differences.

Description

Multi-functional soil preparation device

Technical Field

The utility model relates to an agricultural equipment technical field, more specifically say, relate to a soil preparation device.

Background

With the continuous improvement of the level of productivity, rural economy develops rapidly, more and more agricultural machines are popularized and applied, agricultural tractors, threshing machines, harvesters and the like greatly liberate rural labor force, and the production efficiency of agriculture is improved. Soil preparation refers to a general term for a series of soil cultivation measures performed before crop seeding or transplanting, and soil preparation operations include soil leveling, soil loosening and the like. The existing land preparation device is complex in structure, different devices or corresponding cutters are required to be replaced when different operations are carried out, for example, when land is leveled, the land preparation device provided with a flat scraper is required to be used for leveling the ground, and when soil is loosened, the land preparation device provided with a tooth-shaped scraper is required to be replaced or the flat cutter on the original land preparation device is replaced by the tooth-shaped cutter, and then soil is loosened, so that the operation is complex, time and labor are wasted, and the use is very inconvenient. Therefore, it is highly desirable to provide a multifunctional soil preparation device with a simple structure and multiple functions.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a simple structure and multi-functional soil preparation device that can a tractor serves several purposes to soil preparation device structure is complicated among the solution prior art, and need adopt different equipment or change corresponding cutter when carrying out different operations, and the operation is complicated, the problem that wastes time and energy.

In order to solve the above problem, the utility model provides a multi-functional soil preparation device, include: a frame for connection to a tractor; the scraper is provided with a flat cutter on one side and a toothed cutter on the other side, the scrapers and the rack are hinged at first hinge points, the number of the first hinge points is at least two, each first hinge point is arranged along the length direction of the scraper, and the axial leads of the hinge shafts of the first hinge points are overlapped; the first end of the first connecting rod is hinged with the scraper at a second hinged point, and the second hinged point deviates from the axis of each first hinged point; the second connecting rod is hinged with the second end of the first connecting rod at one end and is hinged with the rack at the other end; the linear driving device is used for driving the scraper to rotate, one end of the linear driving device is hinged with the rack, and the other end of the linear driving device is hinged with the first connecting rod or the second connecting rod.

Preferably, the frame comprises two second cross rods arranged in parallel and a first cross rod connected to the same end of the two second cross rods, and one end of each second cross rod, which is far away from the first cross rod, is bent downwards and hinged to the scraper to form the first hinge point.

preferably, the linear drive is a hydraulic cylinder.

Preferably, a first vertical rod is fixedly arranged on the first cross rod, and the hydraulic cylinder is hinged to the first vertical rod.

preferably, the frame still includes the stiffener, stiffener quantity be two, and with the second horizontal pole is the one-to-one correspondence, each stiffener one end all with first montant is connected, the other end respectively with each the second horizontal pole is connected.

Preferably, the rack still includes the third horizontal pole, the third horizontal pole with each the second horizontal pole is connected, and with first horizontal pole parallel arrangement, be provided with the second montant on the third horizontal pole, the second connecting rod with the second montant is articulated mutually.

Preferably, the cross section of the scraper perpendicular to the length direction is of an arc-shaped structure.

Preferably, the two first hinge points are symmetrical about a transverse central axis of the doctor blade.

preferably, the frame further comprises a connecting portion for connection with the tractor, the connecting portion including a cross-beam connected with the first cross-bar.

Preferably, the number of the beams is two, and the beams are symmetrically arranged about a transverse central axis of the rack.

The utility model provides an among the technical scheme, a multi-functional soil preparation device, include: a frame for connection to a tractor; the scraper with one side provided with a flat cutter and the other side provided with a toothed cutter is hinged with the rack at least two first hinge points, each first hinge point is arranged along the length direction of the scraper, and the axial leads of the hinge shafts of the first hinge points are overlapped; the first end and the scraper are hinged to a first connecting rod of a second hinged point, and the second hinged point deviates from the axis of each first hinged point; the second connecting rod is hinged with the second end of the first connecting rod at one end and is hinged with the rack at the other end; and one end of the linear driving device is hinged with the rack, and the other end of the linear driving device is hinged with the first connecting rod or the second connecting rod. So set up, the simple structure of multi-functional soil preparation device through sharp drive arrangement's promotion, pullback, drives first connecting rod and second connecting rod motion, thereby first connecting rod and then drive the scraper rotate around first pin joint and carry out the conversion of flat sword operating condition or profile of tooth sword operating condition, easy operation to a soil preparation device can realize the whole ground function of two kinds of differences.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a multifunctional soil preparation device in an embodiment of the present invention;

Fig. 2 is an isometric view of fig. 1.

In fig. 1-2:

The scraper comprises a scraper-1, a first hinge point-2, a first connecting rod-3, a second hinge point-4, a second connecting rod-5, a linear driving device-6, a second cross rod-7, a first cross rod-8, a first vertical rod-9, a reinforcing rod-10, a third cross rod-11, a second vertical rod-12, a transverse central shaft-13 and a cross beam-14.

Detailed Description

in order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

This concrete implementation provides a simple structure and multi-functional soil preparation device that can a tractor serves several purposes to it is complicated to solve soil preparation device structure among the prior art, and need adopt different equipment or change corresponding cutter when carrying out different operations, and the operation is complicated, the problem that wastes time and energy.

Hereinafter, embodiments will be described in detail with reference to the accompanying drawings. The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.

Referring to fig. 1 and 2, a multifunctional soil preparation apparatus includes: a frame for connection to a tractor; the scraper 1 is provided with a flat cutter on one side and a toothed cutter on the other side, the scraper 1 and the rack are hinged to first hinge points 2, the number of the first hinge points 2 is at least two, each first hinge point 2 is arranged along the length direction of the scraper 1, and the axial lines of the hinge shafts of the first hinge points 2 are overlapped; the first end of the first connecting rod 3 is hinged with the scraper 1 at a second hinge point 4, and the second hinge point 4 deviates from the axial lead of each first hinge point 2; a second connecting rod 5, one end of which is hinged with the second end of the first connecting rod 3, and the other end of which is hinged with the frame; and one end of the linear driving device 6 is hinged with the frame, and the other end of the linear driving device 6 is hinged with the first connecting rod 3 or the second connecting rod 5.

referring to fig. 1, when the multifunctional soil preparation device is used for soil loosening operation on soil, soil loosening operation can be performed only by pushing the first connecting rod 3 or the second connecting rod 5 by the linear driving device 6, increasing an included angle between the first connecting rod 3 and the second connecting rod 5, and moving the first connecting rod 3 downwards to drive the scraper 1 to rotate clockwise around the first hinge point 2, so that one side of the toothed cutter of the scraper 1 is downward; when the multifunctional land preparation device is used for carrying out land leveling operation, only the linear driving device 6 is needed to pull the first connecting rod 3 or the second connecting rod 5, the included angle between the first connecting rod 3 and the second connecting rod 5 is reduced, the first connecting rod 3 moves upwards and drives the scraper 1 to rotate around the first hinge point 2 anticlockwise, so that one side of the flat cutter of the scraper 1 faces downwards, and the land leveling operation can be carried out.

So set up, the simple structure of multi-functional soil preparation device, and convenient for operation, promotion through sharp drive arrangement 6, the pullback is in order to drive first connecting rod 3 and the motion of second connecting rod 5, thereby make first connecting rod 3 drive scraper 1 rotate around first pin joint 2 and make scraper 1 carry out the conversion of flat sword operating condition or profile of tooth sword operating condition, a soil preparation device can realize the soil preparation function of two kinds of differences, need adopt different equipment or change the problem of corresponding cutter when can effectively solving among the prior art and carry out different operations, can shorten the time of change equipment, increase work efficiency, and can sparingly purchase the cost of other equipment or cutter.

The longitudinal direction of the scraper 1 described above is the direction perpendicular to the paper surface when the multifunctional soil preparation device is placed in the posture shown in fig. 2, and is the longitudinal direction of the scraper 1.

As shown in fig. 2, in some embodiments, the frame includes two second cross bars 7 arranged in parallel and a first cross bar 8 connected to the same end of the two second cross bars 7, and an end of each second cross bar 7 away from the first cross bar 8 is bent downward and hinged to the scraper 1 to form the first hinge point 2. So set up, the structure of frame is simpler to the rigidity is higher. In other embodiments, the two first hinge points 2 are symmetrical with respect to the transverse center axis 13 of the doctor blade 1. By the arrangement, the scraper 1 can be stressed uniformly, and the service life of the scraper is prevented from being shortened due to nonuniform stress. Optionally, the two second cross bars 7 may be fixedly connected with the first cross bar 8 by welding to increase the rigidity of the whole frame, or may be fixedly connected by bolts to facilitate replacement and repair of the components of the frame.

In some embodiments, the linear drive 6 is a hydraulic cylinder. By the arrangement, on one hand, the driving force of the hydraulic cylinder is more stable, and the driving force is larger; on the other hand, the simple to operate of pneumatic cylinder to present tractor all is provided with hydraulic means, and what the pneumatic cylinder can come direct drive through the tractor, and it is more convenient to use.

As shown in fig. 2, in some embodiments, a first vertical rod 9 is fixedly disposed on the first cross rod 8, and the hydraulic cylinder is hinged to the first vertical rod 9. So set up, be convenient for more the connection of pneumatic cylinder and frame. Optionally, the number of the first vertical rods 9 is one, and a connecting column is fixedly arranged on the cylinder body of the hydraulic cylinder and is hinged to the first vertical rods 9. Optionally, the number of the first vertical rods 9 is two, a pivot is arranged between the two first vertical rods 9, a connecting column is fixedly arranged on the cylinder body of the hydraulic cylinder, a through hole matched with the pivot is arranged on the connecting column, and the through hole is sleeved on the pivot so that the hydraulic cylinder can rotate around the pivot.

As shown in fig. 2, in some embodiments, the rack further includes two reinforcing rods 10, the number of the reinforcing rods 10 is two, and the reinforcing rods 10 are in one-to-one correspondence with the second cross rods 7, and one end of each reinforcing rod 10 is connected to the first vertical rod 9, and the other end is connected to each second cross rod 7. So set up, can make the holistic rigidity of frame higher, prevent when using multi-functional soil preparation device to level or loosen the soil operation the land, because the land is too hard or the frame rigidity is not enough and lead to the frame to be pulled out deformation or damage.

As shown in fig. 2, in some embodiments, the rack further includes a third cross bar 11, the third cross bar 11 is connected to each second cross bar 7 and is parallel to the first cross bar 8, a second vertical bar 12 is disposed on the third cross bar 11, and the second connecting rod 5 is hinged to the second vertical bar 12. By arranging the third cross bar 11, on one hand, the rigidity of the rack can be increased; on the one hand, the connection with the second link 5 is facilitated.

In some embodiments, as shown in fig. 1, the cross-section of the doctor blade 1 perpendicular to the length direction is an arc-shaped structure. By the arrangement, the toothed cutter or the flat cutter can be inserted into the ground more easily at a certain angle. Alternatively, the doctor blade 1 may also be of planar construction.

As shown in fig. 2, in some embodiments, the frame further comprises a connection portion for connection to a tractor, the connection portion comprising a cross-member 14 connected to the first cross-member 8. Optionally, a T-shaped chute is arranged on the first cross bar 8 along the length direction of the first cross bar 8, a T-shaped block capable of sliding along the T-shaped chute is arranged on the cross bar 14, a plurality of threaded holes communicated with the T-shaped chute are further arranged on the first cross bar 8, the first cross bar 8 is further provided with a bolt in threaded fit with the threaded holes, the bolt is screwed into the threaded holes to compress the T-shaped block, the number of the cross bars 14 is two, and the cross bars are symmetrically arranged about the transverse central shaft 13. So set up, can be according to the interval of two crossbeams 14 of tractor adjustment of variation in size, make the tractor that multi-functional soil preparation device can the multiple model of adaptation.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A multifunctional soil preparation device is characterized by comprising:

A frame for connection to a tractor;

The scraper (1) is provided with a flat cutter on one side and a toothed cutter on the other side, the scraper (1) and the rack are hinged to first hinge points (2), the number of the first hinge points (2) is at least two, each first hinge point (2) is arranged along the length direction of the scraper (1), and the axial leads of the hinge shafts of the first hinge points (2) are overlapped;

The first end of the first connecting rod (3) is hinged with the scraper (1) at a second hinged point (4), and the second hinged point (4) deviates from the axial lead of each first hinged point (2);

a second connecting rod (5) with one end hinged with the second end of the first connecting rod (3) and the other end hinged with the frame;

The scraper device comprises a straight line driving device (6) used for driving the scraper (1) to rotate, wherein one end of the straight line driving device (6) is hinged with the rack, and the other end of the straight line driving device (6) is hinged with the first connecting rod (3) or the second connecting rod (5).

2. A multifunctional soil preparation device according to claim 1, wherein said frame comprises two second cross bars (7) arranged in parallel and a first cross bar (8) connected to the same end of the two second cross bars (7), and one end of each second cross bar (7) far from the first cross bar (8) is bent downwards and hinged with the scraper (1) to form said first hinge point (2).

3. A multi-functional soil preparation device according to claim 2, wherein said linear drive means (6) is a hydraulic cylinder.

4. A multifunctional soil preparation device as claimed in claim 3, characterized in that a first vertical rod (9) is fixedly arranged on the first cross rod (8), and the hydraulic cylinder is hinged with the first vertical rod (9).

5. The multifunctional soil preparation device of claim 4 wherein said frame further comprises two reinforcing rods (10), said two reinforcing rods (10) being in one-to-one correspondence with said second transverse rods (7), each of said reinforcing rods (10) having one end connected to said first vertical rod (9) and the other end connected to each of said second transverse rods (7).

6. A multifunctional soil preparation device according to claim 2, wherein said frame further comprises a third cross bar (11), said third cross bar (11) being connected to each of said second cross bars (7) and being arranged parallel to said first cross bar (8), said third cross bar (11) being provided with a second vertical bar (12), said second connecting rod (5) being hinged to said second vertical bar (12).

7. A multifunctional soil preparation device according to claim 1, wherein the cross section of said scraper (1) perpendicular to the length direction is of an arc-shaped configuration.

8. A multi-functional soil preparation device according to claim 2, wherein said two first hinge points (2) are symmetrical about a transverse central axis (13) of said blade (1).

9. Multifunctional soil preparation device according to claim 8 characterized in that the frame further comprises a connection part for connection with the tractor, the connection part comprising a cross beam (14) connected with the first cross bar (8).

10. Multifunctional soil preparation device according to claim 9, characterized in that the number of the beams (14) is two and symmetrically arranged about the transverse central axis (13).