CN213485555U

CN213485555U - Agricultural rotary cultivator convenient to overhaul

Info

Publication number: CN213485555U
Application number: CN202022434161.5U
Authority: CN
Inventors: 叶声祥
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-06-22
Anticipated expiration: 2030-10-28

Abstract

The utility model belongs to the field of agricultural planting, in particular to an agricultural rotary cultivator convenient for maintenance, which comprises a frame, a rotary tillage shaft is arranged between two brackets, a driving wheel is arranged in the middle of the rotary tillage shaft, a plurality of limit frames are arranged on the rotary tillage shaft at the two sides of the driving wheel, a fixed plate is respectively embedded in each limit frame, a plurality of thread cylinders are arranged on the fixed plate, and a rotary tillage tooth is respectively arranged on each thread cylinder; an access door is installed on the cross beam through a butterfly hinge, and magnetic stripes are respectively embedded on the surfaces of the access door and the support which are mutually attached. The rotary tillage teeth of the utility model can be detachably arranged on the fixed plate, and the rotary tillage shaft is provided with the limiting frame for installing the fixed plate, so that the rotary tillage teeth can be assembled and disassembled in batches, and can be arranged on the rotary tillage shaft in batches after being installed outside the frame, the operation is simple, and the replacement is convenient; the access door is installed on the frame through the butterfly-shaped hinge, so that the rotary cultivator can be conveniently overhauled and maintained, and the access door is fixedly attached to the support through a magnetic attraction manner, so that the opening and closing operation is simple.

Description

Agricultural rotary cultivator convenient to overhaul

Technical Field

The utility model relates to an agricultural planting field specifically is an agricultural rotary cultivator convenient to overhaul.

Background

The rotary cultivator is a cultivator which is matched with a tractor to complete the cultivation and harrowing operation, and is a driving type soil cultivation machine which takes a rotary cutter tooth as a working part, and is also called a rotary cultivator. The soil breaking machine has the characteristics of strong soil breaking capacity, flat ground surface after ploughing and the like, so that the soil breaking machine is widely applied; meanwhile, the stubble buried below the ground surface can be cut up, the operation of the seeder is convenient, and a good seedbed is provided for later-stage seeding. The rotary cultivator has the functions of breaking a plough bottom layer, restoring a soil plough layer structure, improving the soil water storage and preservation capacity of soil moisture, eliminating part of weeds, reducing plant diseases and insect pests, leveling the ground surface, improving the standard of agricultural mechanized operation and the like.

The rotary tillage part of the existing rotary cultivator is mostly packaged in a rack through an external shell, so that the rotary tillage part is inconvenient to disassemble, assemble and maintain, and the disassembly, the replacement and the operation of a single damaged rotary tillage tooth are inconvenient; because the restriction of rotary tillage tooth, its rotary tillage depth range is less, and when changing the rotary tillage tooth of different models in batches, because the existence of outside casing, form the hindrance to the installation operation, influence the dismouting work of rotary tillage tooth.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an agricultural rotary cultivator convenient to overhaul to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an agricultural rotary cultivator convenient for maintenance comprises a frame which is of an Contraband-shaped structure with a downward opening and comprises a cross beam and supports vertically arranged at two ends of the cross beam; a rotary tillage shaft is arranged between the two brackets, a driving wheel is arranged in the middle of the rotary tillage shaft, a plurality of limiting frames are arranged on the rotary tillage shaft on the two sides of the driving wheel in an annular array, each limiting frame is in an Contraband-shaped structure with an outward opening, the end surface of the opening is bent inwards and vertically to form a limiting clamping plate, a fixing plate is embedded in each limiting frame, a plurality of threaded cylinders are arranged on the fixing plate at equal intervals, and a rotary tillage tooth is arranged on each threaded cylinder; an access door is installed on the cross beam through a butterfly hinge, and magnetic stripes which are mutually attracted are respectively embedded on the surfaces of the access door and the support which are mutually attached.

Preferably, a reduction gearbox is arranged in the middle of the cross beam, and the output end of the reduction gearbox is in transmission connection with the driving wheel through a belt.

Preferably, two ends of the rotary tillage shaft are provided with central rotating shafts, and the two central rotating shafts are rotatably arranged on the two brackets through bearing seats.

Preferably, the diameter of the central rotating shaft is smaller than that of the rotary tillage shaft, the outer diameter of the bearing seat is not larger than that of the rotary tillage shaft, and the bottom surface of the bearing seat is flush with the bottom surface of the corresponding support.

Preferably, the rotary tillage tooth mounting end is provided with a threaded connector which is mounted in the threaded cylinder in a matched manner.

Preferably, both ends of the fixing plate extend out of the limiting frame outwards and are provided with fixing holes, the corresponding position on the rotary tillage shaft is provided with a mounting hole, and the fixing plate is fixed on the rotary tillage shaft by connecting the fixing holes and the mounting hole through bolts.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses unified demountable installation with the rotary tillage tooth is on the fixed plate to set up the spacing frame that is used for installing the fixed plate on the rotary tillage axle, make the rotary tillage tooth dismouting in batches, and can install on the rotary tillage axle in batches after the installation is accomplished outside the frame, easy operation, it is convenient to change; the access door of the turnover structure is installed on the frame through the butterfly hinge, so that the rotary cultivator can be conveniently overhauled and maintained, the access door is fixedly attached to the support through a magnetic attraction mode, the opening and closing operation is simple, and the stability is good.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the specific structure of the limiting frame on the rotary tillage shaft of the present invention;

fig. 3 is a schematic view of the specific structure of the fixing plate of the present invention.

In the figure: 1. a frame; 2. a cross beam; 3. a support; 4. a rotary tillage shaft; 5. a drive wheel; 6. a reduction gearbox; 7. a central rotating shaft; 8. a bearing seat; 9. a limiting frame; 10. a limiting clamping plate; 11. a fixing plate; 12. a threaded barrel; 13. rotary tillage teeth; 14. a threaded connector; 15. a fixing hole; 16. mounting holes; 17. a bolt; 18. a butterfly hinge; 19. a magnetic strip.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: an agricultural rotary cultivator convenient for maintenance comprises a frame 1 which is of an Contraband-shaped structure with a downward opening and comprises a cross beam 2 and supports 3 vertically arranged at two ends of the cross beam 2; a rotary tillage shaft 4 is arranged between the two brackets 3, a driving wheel 5 is arranged in the middle of the rotary tillage shaft 4, a plurality of limiting frames 9 are arranged on the rotary tillage shaft 4 at two sides of the driving wheel 5 in an annular array, each limiting frame 9 is in an Contraband-shaped structure with an outward opening, the opening end face of each limiting frame is bent inwards and vertically to form a limiting clamping plate 10, a fixing plate 11 is embedded in each limiting frame 9, a plurality of threaded cylinders 12 are arranged on the fixing plate 11 at equal intervals, and a rotary tillage tooth 13 is arranged on each threaded cylinder 12; an access door is arranged on the beam 2 through a butterfly hinge 18, and mutually attracted magnetic stripes 19 are respectively embedded on the mutually attached surfaces of the access door and the bracket 3.

Furthermore, a reduction gearbox 6 is arranged in the middle of the cross beam 2, and the output end of the reduction gearbox 6 is in transmission connection with a driving wheel 5 through a belt.

Furthermore, two ends of the rotary tillage shaft 4 are provided with central rotating shafts 7, and the two central rotating shafts 7 are rotatably arranged on the two brackets 3 through bearing seats 8.

Furthermore, the diameter of the central rotating shaft 7 is smaller than that of the rotary tillage shaft 4, the outer diameter of the bearing seat 8 is not larger than that of the rotary tillage shaft 4, and the bottom surface of the bearing seat 8 is flush with the bottom surface of the corresponding support 3.

Furthermore, the mounting end of the rotary tillage tooth 13 is provided with a threaded connector 14 which is arranged in the threaded cylinder 12 in a matching way.

Furthermore, both ends of the fixing plate 11 respectively extend out from the limiting frame 9 and are provided with fixing holes 15, the rotary tillage shaft 4 is provided with mounting holes 16 at corresponding positions, and the fixing plate 11 is fixed on the rotary tillage shaft 4 by connecting the fixing holes 15 and the mounting holes 16 through bolts 17.

The working principle is as follows: during the maintenance, because the access door passes through butterfly hinge 18 and installs on crossbeam 2, can directly overturn and open, during the closure, can inhale the laminating with crossbeam 2 magnetism through the attraction of magnetic stripe 19, need not extra fixed locking, open and shut easy operation.

The rotary tillage teeth 13 are arranged on the thread cylinder 12 of the fixing plate 11 through the threaded connectors 14 at the end parts, so that the disassembly and assembly operations are simple, and the faulty rotary tillage teeth 13 can be conveniently and individually replaced.

When the rotary tillage teeth 13 of different models need to be replaced in batches, the bolts 17 are firstly screwed off, the fixing plates 11 are pulled out from the limiting frames 9 on the rotary tillage shafts 4, the rotary tillage teeth 13 can be detached in batches, and the rotary tillage teeth 13 are installed on the rotary tillage shafts 4 in batches after being replaced outside the frame 1; when the fixed plate 11 is installed, the fixed plate directly slides and is inserted into the limiting frame 9, the limiting clamping plate 10 is utilized for limiting, then the fixing holes 15 at the two ends are aligned with the mounting holes 16 on the rotary tillage shaft 4, the bolt 17 is utilized for installation and fixation, the operation is simple, and the replacement is convenient.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An agricultural rotary cultivator convenient for maintenance is characterized by comprising a frame (1) which is of an Contraband-shaped structure with a downward opening and comprises a cross beam (2) and supports (3) vertically arranged at two ends of the cross beam (2); a rotary tillage shaft (4) is arranged between the two brackets (3), a driving wheel (5) is arranged in the middle of the rotary tillage shaft (4), a plurality of limiting frames (9) are arranged on the rotary tillage shaft (4) on the two sides of the driving wheel (5) in an annular array, each limiting frame (9) is of an Contraband-shaped structure with an outward opening, the end surface of the opening is bent inwards and vertically to form a limiting clamping plate (10), a fixing plate (11) is embedded in each limiting frame (9), a plurality of threaded cylinders (12) are arranged on the fixing plate (11) at equal intervals, and rotary tillage teeth (13) are arranged on each threaded cylinder (12); an access door is installed on the cross beam (2) through a butterfly hinge (18), and mutually-attracted magnetic stripes (19) are respectively embedded on the surfaces, which are mutually attached, of the access door and the support (3).

2. An agricultural rotary cultivator convenient for overhaul as claimed in claim 1, wherein: a reduction gearbox (6) is mounted in the middle of the cross beam (2), and the output end of the reduction gearbox (6) is in transmission connection with a driving wheel (5) through a belt.

3. An agricultural rotary cultivator convenient for overhaul as claimed in claim 1, wherein: the rotary tillage shaft (4) is provided with central rotating shafts (7) at two ends, and the two central rotating shafts (7) are rotatably arranged on the two brackets (3) through bearing seats (8).

4. An agricultural rotary cultivator convenient for overhaul as claimed in claim 3, wherein: the diameter of the central rotating shaft (7) is smaller than that of the rotary tillage shaft (4), the outer diameter of the bearing seat (8) is not larger than that of the rotary tillage shaft (4), and the bottom surface of the bearing seat (8) is flush with the bottom surface of the corresponding support (3).

5. An agricultural rotary cultivator convenient for overhaul as claimed in claim 1, wherein: the mounting end of the rotary tillage tooth (13) is provided with a threaded connector (14) which is mounted in the threaded cylinder (12) in a matching way.

6. An agricultural rotary cultivator convenient for overhaul as claimed in claim 1, wherein: the two ends of the fixing plate (11) extend out of the limiting frame (9) and are provided with fixing holes (15), the corresponding positions on the rotary tillage shafts (4) are provided with mounting holes (16), and the fixing plate (11) is fixed on the rotary tillage shafts (4) by connecting the fixing holes (15) with the mounting holes (16) through bolts (17).