CN2710330Y

CN2710330Y - Multifunctional three-shared plough

Info

Publication number: CN2710330Y
Application number: CN 200420019099
Authority: CN
Inventors: 程兆利
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-06-10
Filing date: 2004-06-10
Publication date: 2005-07-20
Anticipated expiration: 2014-06-10

Abstract

The utility model discloses a multifunctional three-shared plough, relating to a plough. The existing three-shared plough has the deficiencies of large drag force in use and low working efficiency. The structure of the utility model is that the bottom of the machine frame (3) is fixedly connected to a plough hook (5). The plough hook (5) is a round steel provided with a smooth curved surface transition, and the lower end of the plough hook (5) is fixedly connected to a share (6). The straight line round steel at the back end of the transitional curved surface and the flat surface of the share (6) are in vertical angle arrangement. The utility model is simple in structure. The reasonable curved structure of the plough hook decreases the dip angle of the share and the ground surface to the minimum, which can not only reduce the drag force of the share when penetrating the ground, but also reduce the drag force in the advancing process and improve the working efficiency. The hand wheel can adjust the depth of the ground-penetration of the plough hook, which is convenient for the work of the peasant; also, the hand wheel can satisfy the needs of the field plough with different widths of ridges. Each structure of the utility model can be disassembly conveniently, which can save the storage space and facilitate the management.

Description

Multi-functional three turnplows

Technical field:

The utility model relates to a kind of plough.

Background technology:

The plough hook of existing three turnplows mostly is several square tubes and welds together, and at right angles is provided with between the square tube, and at the affixed ploughshare in vertically disposed square tube lower end, the plough hook of said structure three turnplows and ploughshare are in work, and suffered resistance is big, causes inefficiency; Three turnplows of existing structure are not owing to there is the device of adjustable plough hook and ploughshare and ground level, cause in work and can not adjust the degree of depth that ploughshare is gone into ground, so not the needs that can better plough at difference and apply fertilizer or beat, time ground, can not better meet requirements of one's work; Each parts of existing three turnplows all weld together, and it exists, and parking space when not needing to use plough in the winter time is big, the problem of difficult management.

The utility model content:

The purpose of this utility model is to provide a kind of working resistance little, the efficient height, can regulate, multi-functional three turnplows of being convenient to deposit, it comprises land wheel 1, be connected with land wheel bar 2 on the central shaft of land wheel 1, be connected with frame 3 in the upper end of land wheel bar 2, the top of frame 3 is provided with fertile case 4, below frame 3, be connected with plough hook 5, described plough hook 5 is for having a round steel of smooth surface transition, front-end and back-end at plough hook fillet surface place all are the straight line round steel, lower end place at plough hook 5 is connected with ploughshare 6, and the plane of fillet surface rear end straight line round steel and described ploughshare 6 at right angles is provided with.The utility model is simple in structure, rational crooked shape plough hook structure makes the inclination angle on ploughshare and ground reduce to minimum, the resistance that this has not only reduced ploughshare when going into ground, alleviated simultaneously at the suffered resistance of the process of advancing, and the plough hook and the ploughshare of this structure do not influence the quality of plowing, because the resistance in each step of work all reduces, so improved operating efficiency greatly; The handwheel of adjustable plough hook height is installed in plough hook upper end, and that can adjust the plough hook like this at different geological conditions and needed work purpose goes into the ground depth, has made things convenient for peasant's work; The utility model plough hook all is connected with pipe box with rear hanging plate, pipe box is connected with the plough thick stick by bolt, like this, and by the position of mobile pipe box on the plough thick stick, plough hook, ploughshare moving on horizontal space can be driven, the needs that plow between the different row spacings can be made things convenient for like this; Each structure of the present utility model all is independent part, they connect together by buckle or bolt forms three turnplows of the present utility model, and each parts connects firm, is not needing to use to dismantle easily the season of three turnplows, save parking space, be convenient to management; Simple in structure, the high efficiency of the utility model is beneficial to and applies.

Description of drawings:

Fig. 1 is the utility model the place ahead perspective view, and Fig. 2 is the utility model rear perspective view, and Fig. 3 is the cutaway view at fertile case place, and Fig. 4 is the structural representation of plough hook 5.

Embodiment:

Embodiment one: present embodiment comprises on the central shaft of land wheel 1, land wheel 1 and is connected with land wheel bar 2, be connected with frame 3 in the upper end of land wheel bar 2, the top of frame 3 is provided with fertile case 4, below frame 3, be connected with plough hook 5, described plough hook 5 is for having a round steel of smooth surface transition, front-end and back-end at plough hook fillet surface place all are the straight line round steel, lower end place at plough hook 5 is connected with ploughshare 6, the plane of fillet surface rear end straight line round steel and described ploughshare 6 at right angles is provided with, and described fillet surface is with 60～80 ° of formed circular arcs of angle α.Experimental results demonstrate that the resistance the when angle of plough hook described in the utility model and ploughshare can alleviate plough work greatly in the process of advancing can be increased work efficiency greatly.

Embodiment two: present embodiment is provided with handwheel 7 above plough hook 5, and handwheel 7 is connected with plough hook 5 by screw-nut body 8, and described screw-nut body 8 is fixing by frame 3.Frame 3 comprises plough thick stick 3-1, fertile case thick stick 3-2, the side plate 3-3 that connects plough thick stick 3-1 and fertile case thick stick 3-2, it also comprises the rear hanging plate 3-4 that is connected with plough thick stick 3-1, described plough thick stick 3-1, fertile case thick stick 3-2 is connected by bolt with side plate 3-3, on plough thick stick 3-1, be provided with sleeve pipe 3-5, the front end of rear hanging plate 3-4 is connected with sleeve pipe 3-5 by bolt, the follower head of rear hanging plate 3-4 is the U-shaped clamping structure, the medium position of described screw-nut body 8 promptly is arranged in the U-shaped folder, the lower end of described screw-nut body 8 is hinged with the middle part of plough hook 5, the front end of plough hook 5 is connected with sleeve pipe 3-5 by plate 3-6, described land wheel bar 2 with the connected mode of frame 3 is, be provided with land wheel cover 9 in the junction of land wheel bar 2 and frame 3, land wheel cover 9 is connected with frame 3 by clip 10, described land wheel bar 2 vertically passes land wheel cover 9, and cooperates with screw-nut body by the handwheel that jackscrew 11 carries out the fixed-site aforementioned structure between land wheel bar 2 and the land wheel cover 9, promptly can realize by rotation hand wheel reach adjust plough hook and then drive ploughshare go into the purpose of the degree of depth.

The number of fertile case 4 noted earlier, plough hook 5, handwheel 7, rear hanging plate 3-4 all is three, can also be one, two, four or more a plurality of, all within protection domain of the present utility model.

Connected mode between described fertile case 4 and the frame 3 is, is connected with fertile case thick stick 3-2 below described fertile case 4, is connected by card 13 between fertile case thick stick 3-2 and the frame 3; The bottom surface of fertile case 4 is provided with square hole 4-1, is provided with the first gear 14-1 at square hole 4-1 place, and the first gear 14-1 and gear shaft 15 are affixed, and the end of described gear shaft 15 also is connected with the second gear 14-2; The center of described land wheel 1 is provided with wheel shaft 1-1, is connected with the 3rd gear 14-3 in the end of wheel shaft 1-1, is connected by chain 16 between the 3rd gear 14-3 and the second gear 14-2; Be provided with fertile box 17 below the described first gear 14-1, the bottom surface of fertile box 17 is provided with hole 17-1, is connected with defertilizing tube 18 at hole 17-1 place.

The course of work of the present utility model is as follows: will plough thick stick 3-1 and be connected with trailer, when advancing, trailer drives land wheel 1 rotation, wheel shaft 1-1 is when rotating, drive the 3rd gear 14-3 rotation, drive second gear 14-2 rotation by chain 16 simultaneously, during second gear 14-2 rotation, 15 rotations of driven gear axle, the rotation of gear shaft 15 drives the first gear 14-1 and rotates, because the first gear 14-1 is arranged in the square hole of fertile case below, so when the first gear 14-1 rotates, fertilizer in the fertile case 4 can be fallen in the fertile box 17 of gear below with the rotation of the first gear 14-1, thus the hole 17-1 then by fertile box 17 belows and fall the purpose that reaches fertilising when plowing on the soil of ploughshare 6 back with defertilizing tube 18.The degree of depth of going into ground when ploughshare 6 is when undesirable, and it is that the axle center vertically moves with rear hanging plate 3-4 that rotation hand wheel 7 can make screw-nut body 8, thereby realizes adjusting the purpose of plough hook 5 height, and then adjusts the depth that ploughshare 6 is gone into ground; Because connecting the plough hook of ploughshare is " crotch ", it has changed existing plough hook with straight tube and ploughshare ways of connecting, when ploughshare contacts with the soil, the ploughshare that meets obstructions can reduce under the drive of crotch and soil between angle, thereby alleviate the resistance of soil to ploughshare.The utility model can also drive the change of ploughshare angle by the height of adjusting land wheel bar 2, when institute's cultivated soil soil property is loose, can heighten the height of land wheel bar 2, angle between ploughshare and the ground reduces like this, about about 15 degree, such angle can make ploughshare advance in soft soil with minimum resistance; When institute's cultivated soil soil property is hard, turn down the height of land wheel bar 2, the angle between ploughshare and the ground increases like this, about about 25 degree, such angle can make ploughshare be easy to enter in the soil, after in ploughshare enters into soil, because the existence of soil resistance, and under the effect of crotch, the ploughshare of going into behind the ground has changed original inclination angle, soil resistance reduces the inclination angle between ploughshare and the soil, thereby has reduced the resistance of soil to ploughshare, has improved operating efficiency then.

Claims

1, a kind of multi-functional three turnplows, it comprises on the central shaft of land wheel (1), land wheel (1) and is connected with land wheel bar (2), be connected with frame (3) in the upper end of land wheel bar (2), the top of frame (3) is provided with fertile case (4), it is characterized in that being connected with plough hook (5) in the below of frame (3), described plough hook (5) is for having a round steel of smooth surface transition, front-end and back-end at plough hook fillet surface place all are the straight line round steel, lower end place at plough hook (5) is connected with ploughshare (6), and the plane of fillet surface rear end straight line round steel and described ploughshare (6) at right angles is provided with.

2, multi-functional three turnplows according to claim 1 is characterized in that described fillet surface is with the formed circular arc of 60～80 ° of angles (α).

3, multi-functional three turnplows according to claim 1 is characterized in that being provided with handwheel (7) in the top of described plough hook (5), and handwheel (7) is connected with plough hook (5) by screw-nut body (8), and described screw-nut body (8) is fixing by frame (3).

4, multi-functional three turnplows according to claim 3, it is characterized in that described frame (3) comprises plough thick stick (3-1), fertile case thick stick (3-2), the side plate (3-3) that connects plough thick stick (3-1) and fertile case thick stick (3-2), it also comprises the rear hanging plate (3-4) that is connected with plough thick stick (3-1), described plough thick stick (3-1), fertile case thick stick (3-2) is connected by bolt with side plate (3-3), on plough thick stick (3-1), be provided with sleeve pipe (3-5), the front end of rear hanging plate (3-4) is connected with sleeve pipe (3-5) by bolt, the follower head of rear hanging plate (3-4) is the U-shaped clamping structure, the medium position of described screw-nut body (8) promptly is arranged in the U-shaped folder, the lower end of described screw-nut body (8) is hinged with the middle part of plough hook (5), and the front end of plough hook (5) is connected with sleeve pipe (3-5) by plate (3-6).

5, according to claim 1,2,3 or 4 described multi-functional three turnplows, it is characterized in that the described land wheel bar (2) and the connected mode of frame (3) are, junction in land wheel bar (2) and frame (3) is provided with land wheel cover (9), land wheel cover (9) is connected with frame (3) by clip (10), described land wheel bar (2) vertically passes land wheel cover (9), and carries out fixed-site between land wheel bar (2) and the land wheel cover (9) by jackscrew (11).

6, according to claim 1,2,3 or 4 described multi-functional three turnplows, it is characterized in that the connected mode between described fertile case (4) and the frame (3) is, be connected with fertile case thick stick (3-2) in the below of described fertile case (4), be connected by card (13) between fertile case thick stick (3-2) and the frame (3); The bottom surface of fertile case (4) is provided with square hole (4-1), locates to be provided with first gear (14-1) at square hole (4-1), and first gear (14-1) is affixed with gear shaft (15), and the end of described gear shaft (15) also is connected with second gear (14-2); The center of described land wheel (1) is provided with wheel shaft (1-1), is connected with the 3rd gear (14-3) in the end of wheel shaft (1-1), is connected by chain (16) between the 3rd gear 14-3 and second gear (14-2); Be provided with fertile box (17) in the below of described first gear (14-1), the bottom surface of fertile box (17) is provided with hole (17-1), and (17-1) locates to be connected with defertilizing tube (18) in the hole.

7,, it is characterized in that the number of described fertile case (4), plough hook (5), handwheel (7), rear hanging plate (3-4) all is three according to claim 1,2,3 or 4 described multi-functional three turnplows.