CN217486877U

CN217486877U - Drag reduction type coulter of rotary cultivator

Info

Publication number: CN217486877U
Application number: CN202123428896.8U
Authority: CN
Inventors: 狄宁
Original assignee: Lianyungang Hailin Agricultural Machinery Co ltd
Current assignee: Lianyungang Hailin Agricultural Machinery Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-09-27
Anticipated expiration: 2031-12-31

Abstract

The utility model belongs to the technical field of rotary cultivators, in particular to a drag reduction type coulter of a rotary cultivator, aiming at the problems that the resistance is greatly increased and the power consumption is increased and the angle of the coulter of the rotary cultivator is fixed and difficult to adjust, the scheme is provided, which comprises a sleeve, wherein one end of the sleeve is fixed with a fixed block, the middle part of the fixed block is fixed with a first connecting rod, the inner wall of the sleeve is provided with a driven rod, the middle part of the fixed block is connected with a rotating rod in a penetrating and rotating way, one end of the outer wall of the rotating rod is fixed with a second connecting rod, and one side of the second connecting rod is connected with a limiting rod in a penetrating and threaded way; the utility model discloses in drive the dwang through rotating the second connecting rod and rotate, the dwang drives the initiative tooth and rotates, and the initiative tooth drives three driven lever with driven tooth meshing and rotates, and the coulter piece that drives the driven lever outer wall rotates, and the angle changes, inserts the spacing pore pair second connecting rod that corresponds the position with the gag lever post after adjusting and carries on spacingly, prevents that the dwang from rotating to reach the effect that can the quick adjustment coulter angle.

Description

Drag reduction type coulter of rotary cultivator

Technical Field

The utility model relates to a rotary cultivator technical field especially relates to a rotary cultivator drag reduction formula coulter.

Background

The rotary cultivator is a cultivator which is matched with a tractor to complete the operations of ploughing and harrowing, and is widely applied due to the characteristics of strong soil crushing capability, flat ground surface after ploughing and the like; meanwhile, the rotary cultivator can cut up stubbles buried below the ground surface, is convenient for the operation of the seeder, provides a good seedbed for the later seeding, and has the effects of breaking the plough bottom layer, recovering the soil plough layer structure, improving the water storage and moisture preservation capability of soil, eliminating partial weeds, reducing plant diseases and insect pests, leveling the ground surface, improving the agricultural mechanized operation standard and the like.

The rotary cultivator is equipped with the coulter of multiple model and works, and current coulter is great at the most resistance of during operation, consumes energy and increases the consumption of rotary cultivator, and current coulter is usually unable to adjust the rotary tillage angle simultaneously, and the angle that different ground need use is different, and the angle is suitable can reduce the consumption of rotary cultivator, therefore leads to the rotary cultivator oil consumption to increase, consequently provides a rotary cultivator drag reduction formula coulter and solves these problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rotary cultivator subtracts hinders formula coulter to solve above-mentioned resistance and increase the consumption greatly and the fixed problem that is difficult to the regulation of rotary cultivator coulter angle.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a rotary cultivator drag reduction formula coulter, includes the sleeve, sleeve one end is fixed with the fixed block, the fixed block middle part is fixed with the head rod, the sleeve inner wall is provided with the driven lever, the fixed block middle part is run through to rotate and is connected with the dwang, the one end of dwang outer wall is fixed with the second connecting rod, second connecting rod one side is run through threaded connection and is had the gag lever post, fixed block one side is run through and has been seted up spacing hole, the driven lever outer wall is fixed with the fixture block, and removable mounting in fixture block top has the coulter piece, the through-hole has been run through to coulter piece one side, the coulter piece bottom is run through threaded connection and is had first threaded rod, the driven lever outer wall is provided with the ring gear.

Preferably, the limiting holes are arranged in a plurality of and are distributed in the same circumferential distance, the diameter value of the limiting rod is matched with the diameter value of the inner wall of the limiting hole, and the length value of the limiting rod is equal to the sum of the thickness values of the second connecting rod and the fixing block.

Preferably, the driven rods are three, driven teeth are fixed to two ends of each of the three driven rods, driving teeth are fixed to two ends of each of the rotating rods, the driving teeth are respectively meshed with the three driven teeth, and the three driven teeth are respectively meshed with the toothed ring.

Preferably, the bottom of the plough coulter blade is provided with a clamping groove, the width of the inner wall of the clamping groove is matched with the width of the clamping block, one end of the clamping block is provided with a first threaded hole in a penetrating mode, and the diameter of the first threaded rod is matched with the diameter of the inner wall of the first threaded hole.

Preferably, the fixture block is provided with three groups, three groups the fixture block is located threely respectively the outer wall of driven lever, every group the fixture block is provided with a plurality ofly, every group the fixture block is the equidistance along the horizontal direction and arranges, and the quantity of spout equals with the quantity of fixture block, and is a plurality of the fixture block is located same vertical plane with a plurality of spouts respectively.

Preferably, the through-holes are three and arranged in an arc-shaped equidistant mode, cutting edges are formed in two sides of the plough coulter blade, and the cutting edges are located on one side of the outer side wall of the plough coulter blade.

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

1. the utility model discloses a rotate the second connecting rod and drive the dwang and rotate, the dwang drives the initiative tooth and rotates, and the initiative tooth drives three driven lever with driven tooth meshing and rotates, and the coulter piece that drives the driven lever outer wall rotates, and the angle changes, inserts the spacing pore pair second connecting rod that corresponds the position with the gag lever post after adjusting and carries on spacingly, prevents that the dwang from rotating to reach the effect that can the quick adjustment coulter angle.

2. The utility model discloses a coulter piece both sides have all been seted up the cutting edge of a knife, and the cutting edge of a knife is located one side of coulter piece lateral wall, and the cutting edge of a knife reduces the area of contact of coulter piece and earth, reduces the resistance, sets up the quality that a plurality of through-holes reduced the coulter piece simultaneously, reduces the resistance of coulter piece once more to reach the effect that reduces the coulter resistance.

3. The utility model discloses when one of them coulter piece damaged, through unscrewing first threaded rod from first screw hole, take out the coulter piece from the fixture block and change more new inserting first threaded rod in first screw hole to reach the quick convenient effect of change monolithic coulter.

Drawings

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

fig. 2 is an enlarged schematic view of the structure of the part a in fig. 1 according to the present invention;

FIG. 3 is a schematic view of the structure of the toothed ring of the present invention;

FIG. 4 is a schematic view of the structure of the coulter blade of the present invention;

fig. 5 is a schematic structural view of a driven rod portion of the present invention.

In the figure: 1. a sleeve; 2. a chute; 4. a plough blade; 5. cutting a knife edge; 6. a through hole; 7. a card slot; 8. a first threaded rod; 9. a driven lever; 10. a clamping block; 11. a first threaded hole; 12. A driven tooth; 13. rotating the rod; 14. a driving tooth; 15. a toothed ring; 16. a first connecting rod; 17. a second connecting rod; 18. a fixed block; 19. a limiting hole; 20. a limiting rod.

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.

Referring to fig. 1-5, a rotary cultivator drag reduction type coulter comprises a sleeve 1, wherein one end of the sleeve 1 is fixed with a fixed block 18, the middle part of the fixed block 18 is fixed with a first connecting rod 16, the inner wall of the sleeve 1 is provided with a driven rod 9, the middle part of the fixed block 18 is in a penetrating and rotating connection with a rotating rod 13, one end of the outer wall of the rotating rod 13 is fixed with a second connecting rod 17, one side of the second connecting rod 17 is in a penetrating and threaded connection with a limiting rod 20, one side of the fixed block 18 is in a penetrating and limiting hole 19, the outer wall of the driven rod 9 is fixed with a fixture block 10, the top of the fixture block 10 is detachably provided with a coulter blade 4, one side of the coulter blade 4 is in a penetrating and threaded connection with a first threaded rod 8, the outer wall of the driven rod 9 is provided with a toothed ring 15, the gear ring 15, the driving teeth 14 and the driven teeth 12 are engaged, so that the rotating rod 13 drives the driven rod 9 to rotate when rotating.

Wherein, spacing hole 19 is provided with a plurality ofly, and a plurality of spacing holes 19 are circumference equidistance and arrange, and the diameter value of gag lever post 20 and the inner wall diameter value adaptation of spacing hole 19, and the length value of gag lever post 20 equals the thickness value sum of second connecting rod 17 and fixed block 18, and spacing to second connecting rod 17 is carried out through inserting spacing hole 19 with gag lever post 20 corresponding position, prevents dwang 13 and rotates for coulter piece 4 takes place the skew at the during operation position.

Wherein, driven lever 9 is provided with threely, three driven lever 9's both ends all are fixed with driven tooth 12, dwang 13 both ends all are fixed with driving tooth 14, driving tooth 14 meshes with three driven tooth 12 respectively, three driven tooth 12 meshes with ring gear 15 respectively, it rotates to drive dwang 13 through rotating second connecting rod 17, dwang 13 drives driving tooth 14 and rotates, driving tooth 14 meshes with driven tooth 12 and drives three driven lever 9 and rotate, plough blade 4 that drives the outer wall of driven lever 9 rotates, the angle changes.

Wherein, draw-in groove 7 has been seted up to coulter piece 4 bottom, draw-in groove 7 inner wall width value and fixture block 10 width value adaptation, and first screw hole 11 has been seted up in the running through of fixture block 10 one end, and the diameter value of first threaded rod 8 and the inner wall diameter value adaptation of first screw hole 11, when one of them coulter piece 4 damaged, unscrew first threaded rod 8 from first screw hole 11, take out more renewedly from fixture block 10 coulter piece 4 and insert first threaded rod 8 in first screw hole 11.

Wherein, fixture block 10 is provided with three groups, and three fixture blocks 10 of group are located the outer wall of three driven lever 9 respectively, and every fixture block 10 of group is provided with a plurality ofly, and every fixture block 10 of group is the equidistance along the horizontal direction and arranges, and the quantity of spout 2 equals with the quantity of fixture block 10, and a plurality of fixture blocks 10 are located same vertical plane with a plurality of spouts 2 respectively for a plurality of coulters 4 can remove in spout 2.

Wherein, the through-hole 6 is provided with threely, and three through-hole 6 is the arc equidistance and arranges, and cutting edge 5 has all been seted up to coulter 4 both sides, and cutting edge 5 is located one side of coulter 4 lateral wall, and cutting edge 5 reduces the area of contact of coulter 4 and earth, reduces the resistance, sets up a plurality of through-holes 6 simultaneously and reduces the quality of coulter 4, reduces the resistance of coulter 4 once more.

The working principle is as follows: when in use, firstly, the second connecting rod 17 is rotated to drive the rotating rod 13 to rotate, the rotating rod 13 drives the driving tooth 14 to rotate, the driving tooth 14 is meshed with the driven teeth 12 to drive the three driven rods 9 to rotate, the coulter blade 4 on the outer wall of the driven rods 9 is driven to rotate, the angle is changed, after the adjustment is finished, the limiting rod 20 is inserted into the limiting hole 19 at the corresponding position to limit the second connecting rod 17, the rotating rod 13 is prevented from rotating, the coulter blade 4 rotates to work, the cutting edges 5 are arranged on both sides of the coulter blade 4, the contact area of the coulter blade 4 and soil is reduced by the cutting edges 5, the resistance is reduced, meanwhile, the plurality of through holes 6 are arranged to reduce the mass of the coulter blade 4 and the resistance of the coulter blade 4, when the coulter blade 4 is damaged, the first threaded rod 8 is unscrewed from the first threaded hole 11, and the coulter blade 4 is taken out of the fixture block 10 and replaced by inserting the first threaded rod 8 into the first threaded hole 11.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a rotary cultivator drag reduction formula coulter, includes sleeve (1), sleeve (1) one end is fixed with fixed block (18), fixed block (18) middle part is fixed with head rod (16), its characterized in that, sleeve (1) inner wall is provided with driven lever (9), fixed block (18) middle part is run through to rotate and is connected with dwang (13), the one end of dwang (13) outer wall is fixed with second connecting rod (17), second connecting rod (17) one side is run through threaded connection has gag lever post (20), spacing hole (19) have been run through to be seted up on one side of fixed block (18), driven lever (9) outer wall is fixed with fixture block (10), fixture block (10) top demountable installation has coulter piece (4), through-hole (6) have been run through to coulter piece (4) one side, there is first threaded rod (8) through threaded connection in coulter piece (4) bottom, and a toothed ring (15) is arranged on the outer wall of the driven rod (9).

2. The drag reduction type coulter of a rotary cultivator according to claim 1, wherein a plurality of limiting holes (19) are arranged, the limiting holes (19) are arranged in a circumferential equidistant manner, the diameter value of the limiting rod (20) is matched with the diameter value of the inner wall of the limiting hole (19), and the length value of the limiting rod (20) is equal to the sum of the thickness values of the second connecting rod (17) and the fixing block (18).

3. The drag reduction type coulter of a rotary cultivator as claimed in claim 2, wherein the number of the driven rods (9) is three, driven teeth (12) are fixed at two ends of three driven rods (9), driving teeth (14) are fixed at two ends of the rotating rod (13), the driving teeth (14) are respectively engaged with three driven teeth (12), and three driven teeth (12) are respectively engaged with the toothed ring (15).

4. The drag reduction type coulter of a rotary cultivator as claimed in claim 3, wherein the bottom of the coulter blade (4) is provided with a clamping groove (7), the width of the inner wall of the clamping groove (7) is adapted to the width of the clamping block (10), one end of the clamping block (10) is provided with a first threaded hole (11) in a penetrating way, and the diameter of the first threaded rod (8) is adapted to the diameter of the inner wall of the first threaded hole (11).

5. The drag reduction type coulter of a rotary cultivator as claimed in claim 4, wherein three groups of fixture blocks (10) are arranged, the three groups of fixture blocks (10) are respectively located on the outer walls of the three driven rods (9), a plurality of fixture blocks (10) are arranged in each group, the fixture blocks (10) in each group are arranged at equal intervals along the horizontal direction, the number of chutes (2) is equal to the number of fixture blocks (10), and the fixture blocks (10) are respectively located on the same vertical plane with the chute (2).

6. The drag reduction type coulter of a rotary cultivator as claimed in claim 5, wherein the number of the through holes (6) is three, the three through holes (6) are arranged in an arc shape at equal intervals, the two sides of the coulter blade (4) are both provided with cutting edges (5), and the cutting edges (5) are positioned at one side of the outer side wall of the coulter blade (4).