CN217363717U

CN217363717U - Small-size agricultural multi-functional loosening tiller

Info

Publication number: CN217363717U
Application number: CN202221274225.2U
Authority: CN
Inventors: 陆振杰; 徐枫林; 王鸿卿; 曹文杰; 蒋良杰; 陈文凯
Original assignee: Hunan Agricultural University
Current assignee: Hunan Agricultural University
Priority date: 2022-05-25
Filing date: 2022-05-25
Publication date: 2022-09-06
Anticipated expiration: 2032-05-25

Abstract

The application relates to the technical field of scarifiers, provides a small-size agricultural multi-functional scarifier, includes: the soil loosening mechanism comprises a travelling mechanism, a frame chassis, a front soil digging mechanism, a rear soil loosening mechanism and a spiral conveying mechanism, wherein the frame chassis is arranged on the travelling mechanism, the front soil digging mechanism and the rear soil loosening mechanism are respectively arranged at two ends of the frame chassis, the spiral conveying mechanism is arranged in the middle of the frame chassis, a groove is formed in the chassis of the frame, and the spiral conveying mechanism is arranged in the groove. Soil is dug into blocky and input to the recess through preceding mechanism of digging soil tentatively, then screw conveying mechanism smashes blocky soil stirring in the rotation transportation process, loosens once more through back soil loosening mechanism after the discharge for the loosening effect of soil is good.

Description

Small-size agricultural multi-functional loosening tiller

Technical Field

The application belongs to the technical field of scarifiers, more specifically says, relates to a small-size agricultural multi-functional scarifier.

Background

With the continuous progress of science and technology, new mechanical devices are continuously adopted in small-scale agricultural production and garden industry for production, for example, the scarifier is widely used by people for turning or loosening soil, can reduce labor intensity, has wide market prospect, and has the advantages that many scientists develop scarifiers with different structures.

Present loosening tiller generally only can once loosen the soil to the soil, just opens soil, and soil is easy to be caked, and the size of caking depends on the density of the cutter of digging on the loosening tiller, can't break up the soil of caking effectively, and the effect of loosening the soil like this is relatively poor, influences the farming effect.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of this application provides a small-size agricultural multi-functional loosening tiller to solve the relatively poor technical problem of the effect of loosening the soil of loosening tiller among the prior art.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: provided is a small-sized agricultural multifunctional scarifier, comprising: the soil loosening mechanism comprises a travelling mechanism, a frame chassis, a front soil digging mechanism, a rear soil loosening mechanism and a spiral conveying mechanism, wherein the frame chassis is arranged on the travelling mechanism, the front soil digging mechanism and the rear soil loosening mechanism are respectively arranged at two ends of the frame chassis, the spiral conveying mechanism is arranged in the middle of the frame chassis, a groove is formed in the chassis of the frame, and the spiral conveying mechanism is arranged in the groove.

In one embodiment, the front earthmoving mechanism comprises: the device comprises a support frame, a crank rocker mechanism, a gear set, a front driving motor and an excavating tool; the support frame sets up the front end on frame chassis, the both ends of crank rocker mechanism rotate to be set up on the support frame, the gear train rotates to be set up on the support frame, the first gear of gear train with the transmission of front drive motor is connected, the last gear of gear train with crank rocker mechanism transmission is connected, the cutter that digs sets up on the crank rocker mechanism.

In one embodiment, two support frames are arranged at intervals, each support frame is provided with the gear set, the crank rocker mechanism and the earth-digging cutter, a transmission shaft is rotatably arranged between the two support frames, and two ends of the transmission shaft are respectively and fixedly connected with the axis of one gear of the gear set on each support frame.

In one embodiment, the crank and rocker mechanism comprises a first connecting rod, a second connecting rod and a third connecting rod, one end of the first connecting rod is hinged to the support frame, the other end of the first connecting rod is hinged to one end of the second connecting rod, the other end of the second connecting rod is hinged to one end of the third connecting rod, the other end of the third connecting rod is hinged to the support frame, a hoop mechanism is arranged at the joint of the second connecting rod and the third connecting rod, and the soil digging cutter is arranged on the hoop mechanism.

In one embodiment, the soil release mechanism comprises: the soil loosening device comprises a front supporting rod, a connecting rod mechanism, a worm and gear mechanism, a soil loosening cutter and a rear driving motor, wherein the rear driving motor is arranged at the rear end of a frame chassis, the worm and gear mechanism is rotatably arranged on the frame chassis through a supporting seat and is in transmission connection with the rear driving motor, the front supporting rod is arranged at the front end of the frame chassis, one end of the connecting rod mechanism is rotatably arranged on the front supporting rod, the soil loosening cutter is arranged at the other end of the connecting rod mechanism, and the worm and gear mechanism is connected with the connecting rod mechanism and drives the connecting rod mechanism to swing.

In one embodiment, the number of the front supporting rods is two, the number of the connecting rod mechanisms is two, one end of each of the two connecting rod mechanisms is rotatably arranged on the two front supporting rods through a connecting shaft, and the other end of each of the two connecting rod mechanisms is provided with the soil loosening cutter.

In one embodiment, the soil loosening cutter comprises a transverse plate and blades arranged on the transverse plate at intervals, and the number of the blades is larger than that of the soil digging cutters; the connecting rod mechanism comprises a fourth connecting rod and a fifth connecting rod, one end of the fourth connecting rod is fixed on the connecting shaft, the other end of the fourth connecting rod is hinged with one end of the fifth connecting rod, and the other end of the fifth connecting rod is hidden behind the transverse plate.

In one embodiment, the screw conveying mechanism comprises a screw shaft and screw blades, two ends of the screw shaft are rotatably arranged in the grooves, the screw blades are arranged on the screw shaft and push soil in the grooves to the rear end from the front end of the frame chassis when the screw shaft rotates, a driven wheel is arranged at one end of the screw shaft close to the rear driving motor, and the driven wheel is meshed with a driving wheel on the rear driving motor.

In one embodiment, the bottom of the rear end of the groove is provided with a soil discharging port.

In one embodiment, the running gear is a crawler running gear.

The application provides a pair of small-size agricultural multi-functional loosening tiller's beneficial effect lies in: soil is preliminarily dug into blocks through the front soil digging mechanism and is input into the groove, then the spiral conveying mechanism stirs and smashes the blocks of soil in the rotating and conveying process, and the soil is loosened again through the rear soil loosening mechanism after being discharged, so that the soil loosening effect of the soil is good.

Drawings

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

Fig. 1 is a schematic perspective view of a small agricultural multifunctional scarifier according to an embodiment of the present application;

fig. 2 is a schematic side view of a small agricultural multifunctional scarifier according to an embodiment of the present application;

fig. 3 is a schematic top view of the small agricultural multifunctional ripper according to the embodiment of the present application.

Wherein, in the figures, the respective reference numerals:

1. a traveling mechanism; 11. a side plate; 12. a wheel; 13. a crawler belt; 2. a frame chassis; 21. a groove; 22. A soil discharge port; 3. a front earth-moving mechanism; 31. a support frame; 32. a crank and rocker mechanism; 321. a first link; 322. a second link; 323. a third link; 33. a gear set; 34. a front drive motor; 35. a soil digging cutter; 36. a drive shaft; 37. a hoop mechanism; 4. a soil loosening mechanism; 41. a front support bar; 42. a link mechanism; 421. a fourth link; 422. a fifth link; 43. a worm and gear mechanism; 44. a soil loosening cutter; 441. a transverse plate; 442. a blade; 45. a rear drive motor; 451. an output shaft; 452. a bevel gear; 453. a driving wheel; 46. a connecting shaft; 47. a supporting seat; 5. a screw conveying mechanism; 51. a screw shaft; 52. helical leaves; 53. a driven wheel.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

As shown in fig. 1 to 3, a small agricultural multifunctional ripper according to an embodiment of the present application will be described. This small-size agricultural multi-functional loosening tiller includes: the device comprises a traveling mechanism 1, a frame chassis 2, a front soil digging mechanism 3, a rear soil loosening mechanism 4 and a spiral conveying mechanism 5. Wherein, running gear 1 is used for realizing the removal of this loosening tiller, and frame chassis 2 sets up on running gear 1, and frame chassis 2 is the installation main part, and preceding digging mechanism 3 sets up respectively at the both ends of frame chassis 2 with back soil loosening mechanism 4, and screw conveyor 5 sets up at the middle part of frame chassis 2, is equipped with recess 21 on frame chassis 2, and screw conveyor 5 sets up in recess 21. When the soil loosening device is used, the front soil digging mechanism 3 preliminarily digs soil into blocks and inputs the blocks into the groove 21, then the spiral conveying mechanism 5 stirs and crushes the blocks of soil in the rotating and conveying process, and the soil is loosened again through the rear soil loosening mechanism 4 after being discharged, so that the soil loosening effect of the soil is good.

As shown in fig. 1 to 3, in the present embodiment, the front soil-moving mechanism 3 includes: a support frame 31, a crank and rocker mechanism 32, a gear train 33, a front drive motor 34, and an earth-moving blade 35. The front driving motor 34 and the support frame 31 are arranged at the front end of the frame chassis 2, the support frame 31 is a substantially triangular support frame, two ends of the crank rocker mechanism 32 are rotatably arranged on the support frame 31, the gear set 33 is rotatably arranged on the support frame 31, a first gear of the gear set 33 is in transmission connection with the front driving motor 34, a last gear of the gear set 33 is in transmission connection with the crank rocker mechanism 32, and the earth-digging cutter 35 is arranged on the crank rocker mechanism 32. The crank rocker mechanism 32 is used for simulating the soil excavation action of the fore limb of the pangolin, ensuring the soil excavation effect and realizing the rapid treatment of the soil by utilizing the characteristic of quick return of the structure; the gear set 33 is used to ensure the excavation frequency of the excavation cutter 35; the gear of preceding driving motor 34 during operation drive gear group 33 rotates to drive the swing of crank rocker mechanism 32, and drive the action of digging the reciprocal excavation of cutter 35, the soil piece that will dig out is simultaneously input to recess 21 in, the effect of recess 21 is spacing to soil, makes things convenient for spiral delivery mechanism 5 to break up the soil piece. Typically, the earth cutter 35 has a raising action after it has dug the soil to throw the soil pieces into the recess 21. The front end of the groove 21 is not provided with an opening; of course in other embodiments the front end of the recess 21 may be provided with an opening to allow soil pieces to enter the recess 21.

In this embodiment, two support frames 31 are provided at intervals, each support frame 31 is provided with a gear set 33, a crank rocker mechanism 32 and an earth-digging cutter 35, a transmission shaft 36 is rotatably provided between the two support frames 31, and two ends of the transmission shaft 36 are respectively fixedly connected with an axis of a gear of the gear set 33 on each support frame 31. The transmission shaft 36 is used for synchronously moving the two crank rocker mechanisms 32, so that the two earth cutters 35 synchronously excavate earth. In this embodiment, the gear set 33 includes four gears and the diameters of the gears are gradually reduced toward a direction away from the front driving motor 34, so that when the first gear of the gear set 33 rotates for one turn, the last gear rotates for multiple turns, thereby realizing multiple earth-digging actions of the earth-digging cutter 35 and realizing high-frequency earth-digging actions.

In this embodiment, the crank rocker mechanism 32 includes a first link 321, a second link 322, and a third link 323, one end of the first link 321 is hinged to the support frame 31, the other end of the first link is hinged to one end of the second link 322, the other end of the second link 322 is hinged to one end of the third link 323, the other end of the third link 323 is hinged to the support frame 31, a hoop mechanism 37 is disposed at a connection position of the second link 322 and the third link 323, and the earth cutter 35 is disposed on the hoop mechanism 37. In this embodiment, the excavation tool 35 includes a shovel blade and a cylindrical shank, the cylindrical shank can be clamped by the hoop mechanism 37, and the hoop mechanism 37 clamps the cylindrical shank with too many bolts, so that the excavation is not loosened and the excavation depth can be adjusted.

In the present embodiment, the soil loosening mechanism 4 includes: the soil loosening device comprises a front supporting rod 41, a link mechanism 42, a worm and gear mechanism 43, a soil loosening cutter 44 and a rear driving motor 45, wherein the rear driving motor 45 is arranged at the rear end of the frame chassis 2, the worm and gear mechanism 43 is rotatably arranged on the frame chassis 2 through a supporting seat 47 and is in transmission connection with the rear driving motor 45, the front supporting rod 41 is arranged at the front end of the frame chassis 2, one end of the link mechanism 42 is rotatably arranged on the front supporting rod 41, the soil loosening cutter 44 is arranged at the other end of the link mechanism 42, and the worm and gear mechanism 43 is connected with the link mechanism 42 and drives the link mechanism 42 to swing. In this embodiment, a bevel gear 452 is provided on the output shaft 451 of the rear drive motor 45, the bevel gear 452 meshes with the worm gear 43, and the other end of the worm gear 43 is eccentrically connected to the link mechanism 42. The rear driving motor 45 drives the worm and gear mechanism 43 to rotate, and the worm and gear mechanism 43 drives the link mechanism 42 to swing, so that the soil raking action of the soil loosening cutter 44 is realized, and the soil is uniformly dispersed.

In the present embodiment, two front support rods 41 are provided, two link mechanisms 42 are provided, one ends of the two link mechanisms 42 are rotatably provided on the two front support rods 41 through a connecting shaft 46, and the other ends of the two link mechanisms 42 are provided with ripping blades 44. The connecting shaft 46 functions to move the two link mechanisms 42 synchronously, so that the movement stability of the ripping blade 44 is ensured.

In the present embodiment, the ripping blade 44 includes a horizontal plate 441 and blades 442 disposed on the horizontal plate 441 at intervals, the blades 442 are fixed to the horizontal plate 441 by bolts, and the number of the blades 442 is greater than the number of the earth-moving blades 35; the greater the number of blades 442, the easier the soil will break up. In the present embodiment, the link mechanism 42 includes a fourth link 421 and a fifth link 422, one end of the fourth link 421 is fixed on the connecting shaft 46, the other end is hinged to one end of the fifth link 422, and the other end of the fifth link 422 is mounted with the transverse plate 441.

In the present embodiment, the screw conveying mechanism 5 includes a screw shaft 51 and screw blades 52, both ends of the screw shaft 51 are rotatably disposed in the grooves 21, the screw blades 52 are disposed on the screw shaft 51 and push the soil in the grooves 21 from the front end to the rear end of the frame chassis 2 when the screw shaft 51 rotates, and the screw blades 52 break apart the soil blocks during the rotation. In order to obtain a scattering effect, scattering rollers may be radially provided on the screw shaft 51. One end of the screw shaft 51 close to the rear driving motor 45 extends out of the groove 21 and is provided with a driven wheel 53, and the driven wheel 53 is meshed with a driving wheel 453 on the rear driving motor 45, so that the screw conveying mechanism 5 and the rear soil loosening mechanism 4 share one rear driving motor 45, and the cost is saved.

In the present embodiment, the bottom of the rear end of the groove 21 is provided with a soil discharge opening 22, and the soil discharge opening 22 is used for discharging the scattered soil out of the groove 21.

In the present embodiment, the traveling mechanism 1 is a crawler-type traveling mechanism, and thus can be applied to a complicated soil environment. Specifically, the traveling mechanism 1 includes a side plate 11 fixed to the frame chassis 2, a plurality of wheels 12 rotatably disposed on the side plate 11, and a track 13 connected in a transmission manner, wherein one of the wheels 12 is connected to a traveling motor. The two walking motors are arranged and respectively drive the crawler-type walking mechanisms on the two sides of the chassis underframe 2 to run, so that the straight running, the turning and other operations are realized.

In the present embodiment, the front drive motor 34 and the rear drive motor 45 are each preferably a 37GB520 model motor. In this embodiment, still be equipped with control box and battery on frame chassis 2, the control box is connected with each motor electricity, sets up wireless connection system in the control box, then the user can be through wireless connection modes such as bluetooth, again through the work of cell-phone etc. control this loosening tiller.

In the present embodiment, the ripper has three states in which the rear ripping mechanism 4 operates alone, the front digging mechanism 3 operates alone, and the rear ripping mechanism 4 and the front digging mechanism 3 operate simultaneously.

In this embodiment, this loosening tiller can set to the miniaturization, and the function is many, and it is effectual to loosen the soil, and the operation is also convenient, advantages such as adaptation environment ability reinforce.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. The utility model provides a small-size agricultural multi-functional loosening tiller which characterized in that includes: running gear (1), frame chassis (2), preceding mechanism of digging soil (3), mechanism of loosening soil (4) and screw delivery mechanism (5) after, frame chassis (2) set up on running gear (1), preceding mechanism of digging soil (3) with mechanism of loosening soil (4) set up respectively after with the both ends of frame chassis (2), screw delivery mechanism (5) set up the middle part of frame chassis (2), be equipped with recess (21) on the chassis of frame, the mechanism setting of failing in the spiral is in recess (21).

2. A small agricultural multi-function ripper as defined in claim 1, wherein: the front soil-excavating mechanism (3) comprises: a support frame (31), a crank rocker mechanism (32), a gear set (33), a front drive motor (34) and an earth-moving cutter (35); the supporting frame (31) is arranged at the front end of the frame chassis (2), two ends of a crank rocker mechanism (32) are rotatably arranged on the supporting frame (31), the gear set (33) is rotatably arranged on the supporting frame (31), a first gear of the gear set (33) is in transmission connection with the front driving motor (34), a last gear of the gear set (33) is in transmission connection with the crank rocker mechanism (32), and the earth digging cutter (35) is arranged on the crank rocker mechanism (32).

3. A small agricultural multi-function ripper as claimed in claim 2, wherein: the two supporting frames (31) are arranged at intervals, each supporting frame (31) is provided with the gear set (33), the crank rocker mechanism (32) and the earth-moving cutter (35), a transmission shaft (36) is rotatably arranged between the two supporting frames (31), and two ends of the transmission shaft (36) are respectively fixedly connected with the axle center of one gear of the gear set (33) on each supporting frame (31).

4. A small agricultural multi-function ripper as claimed in claim 3, wherein: the crank rocker mechanism (32) comprises a first connecting rod (321), a second connecting rod (322) and a third connecting rod (323), one end of the first connecting rod (321) is hinged to the support frame (31), the other end of the first connecting rod is hinged to one end of the second connecting rod (322), the other end of the second connecting rod (322) is hinged to one end of the third connecting rod (323), the other end of the third connecting rod (323) is hinged to the support frame (31), a hoop mechanism (37) is arranged at the joint of the second connecting rod (322) and the third connecting rod (323), and the earth digging cutter (35) is arranged on the hoop mechanism (37).

5. A small agricultural multi-function ripper as claimed in claim 2, wherein: the rear soil loosening mechanism (4) comprises: the rear driving motor (45) is arranged at the rear end of the frame chassis (2), the worm and gear mechanism (43) is rotatably arranged on the frame chassis (2) through a supporting seat (47) and is in transmission connection with the rear driving motor (45), the front supporting rod (41) is arranged at the front end of the frame chassis (2), one end of the connecting rod mechanism (42) is rotatably arranged on the front supporting rod (41), the other end of the connecting rod mechanism (42) is provided with the soil loosening cutter (44), and the worm and gear mechanism (43) is connected with the connecting rod mechanism (42) and drives the connecting rod mechanism (42) to swing.

6. A small agricultural multi-function ripper as claimed in claim 5, wherein: the front supporting rods (41) are provided with two, the connecting rod mechanisms (42) are provided with two, one ends of the connecting rod mechanisms (42) are rotatably arranged on the two front supporting rods (41) through connecting shafts (46), and the other ends of the connecting rod mechanisms (42) are provided with the soil loosening tools (44).

7. A small agricultural multi-function ripper as claimed in claim 6, wherein: the soil loosening cutter (44) comprises a transverse plate (441) and blades (442) arranged on the transverse plate (441) at intervals, and the number of the blades (442) is greater than that of the soil digging cutters (35); the link mechanism (42) comprises a fourth link (421) and a fifth link (422), one end of the fourth link (421) is fixed on the connecting shaft (46), the other end of the fourth link is hinged to one end of the fifth link (422), and the other end of the fifth link (422) is hidden behind the transverse plate (441).

8. A small agricultural multi-function ripper as claimed in claim 7, wherein: the screw conveying mechanism (5) comprises a screw shaft (51) and screw blades (52), two ends of the screw shaft (51) are rotatably arranged in the grooves (21), the screw blades (52) are arranged on the screw shaft (51) and push soil in the grooves (21) to the rear end from the front end of the frame chassis (2) when the screw shaft (51) rotates, a driven wheel (53) is arranged at one end, close to the rear driving motor (45), of the screw shaft (51), and the driven wheel (53) is meshed with a driving wheel (453) on the rear driving motor (45).

9. A small agricultural multi-function ripper as defined in claim 1, wherein: the bottom of the rear end of the groove (21) is provided with a soil discharge opening (22).

10. A small agricultural multi-function ripper as claimed in any one of claims 1-9, wherein: the running mechanism (1) is a crawler-type running mechanism.