Multifunctional land leveler

Abstract

The utility model relates to a land leveler, in particular to a multifunctional land leveler. The problem that an existing land leveler is low in universality is solved. The auxiliary walking device comprises a frame body unit, a flat ground unit and an auxiliary walking unit, wherein the frame body unit is connected with the flat ground unit through a rotating piece. The bulldozing device is simple in structure, convenient to operate, high in universality and wide in application; the bulldozing device can be hung on the head of a tractor to be used as engineering machinery, so that the purpose of bulldozing or snow pushing in winter is achieved; the land leveler can be hung at the tail of a tractor to be used as an agricultural machine, and when the tractor walks in front, the land leveling shovel can scrape the surface of a paddy field or a dry field, so that the flatness of the field is improved, and the land leveler is suitable for being used by various large, medium and small agricultural farmer households or enterprises. The utility model belongs to the technical field of engineering machinery and agricultural machinery.

Description

Technical Field

[0001] The utility model relates to a land grader, in particular to a multifunctional land grader, belonging to the technical field of engineering machinery and agricultural machinery. Background Art

[0002] A grader is a machine that uses a scraper to level the ground. Most existing graders have low versatility and can only be used to level the ground, not for other purposes. After leveling the ground, they are idle in the warehouse and are not suitable for promotion and application by small agricultural growers or enterprises.

[0003] In summary, how to propose a multifunctional grader to address the above technical issues has become an urgent problem to be solved by technicians in this field. Utility Model Content

[0004] The utility model aims at solving the above-mentioned deficiencies in the prior art and provides a multifunctional land grader.

[0005] The technical solution of the utility model is: a multifunctional land leveler, comprising a frame unit, a land leveling unit and an auxiliary walking unit, wherein the frame unit is connected with the land leveling unit through a rotating member.

[0006] The leveling unit comprises a leveling frame, a leveling blade and a leveling blade angle adjusting member installed on the leveling frame.

[0007] The leveling frame comprises a second front cross beam, a second rear cross beam and two side plates.

[0008] The two side plates are arranged in parallel, the second front cross beam and the second rear cross beam are fixed between the two side plates, the leveling shovel is hinged to the side plates; the leveling shovel angle adjustment member is rotatably connected to the leveling shovel to control the flipping of the leveling shovel.

[0009] The frame unit comprises a first front cross beam and a first rear cross beam, and the first front cross beam is fixedly connected to the first rear cross beam through a longitudinal beam.

[0010] The auxiliary walking unit comprises a third front crossbeam, a third rear crossbeam, a fourth oil cylinder and two supporting legs.

[0011] The third front crossbeam is fixedly connected to the first rear crossbeam, the third rear crossbeam is hinged to the third front crossbeam through the longitudinal beam, both ends of the fourth oil cylinder are hinged to the third front crossbeam and the third rear crossbeam respectively, one end of the supporting leg is fixedly connected to the third rear crossbeam, and the other end of the supporting leg is equipped with a walking wheel.

[0012] Furthermore, the vehicle further comprises a traction unit, which comprises a rear traction frame and a first oil cylinder. The frame unit further comprises a first column, which is vertically fixed to the first front cross beam. The rear traction frame is hinged to the first front cross beam, and the two ends of the first oil cylinder are respectively hinged to the first column and the rear traction frame.

[0013] Furthermore, both end surfaces of the land shovel are equipped with retaining plates, which are arranged perpendicular to the horizontal plane.

[0014] Furthermore, the leveling shovel is a foldable leveling shovel, which includes a main shovel, two auxiliary shovels and two fifth oil cylinders.

[0015] The main shovel is hinged to the side plate, and the connecting ear is fixed to the main shovel. The auxiliary shovel is hinged to the main shovel, and the two ends of the fifth oil cylinder are hinged to the main shovel and the auxiliary shovel respectively.

[0016] Furthermore, the leveling blade angle adjustment member includes a second column, a third oil cylinder, a rocker arm, a connecting rod and a connecting ear.

[0017] The second column is vertically fixed to the second front cross beam. The connecting ear is fixed to the leveling blade. The two ends of the rocker are respectively hinged to the second rear cross beam and one end of the connecting rod, and the other end of the connecting rod is hinged to the connecting ear. The hinge of the rocker and the connecting rod is hinged to one end of the third oil cylinder, and the other end of the third oil cylinder is hinged to the second column.

[0018] Furthermore, the leveling blade angle adjustment member comprises a second hydraulic motor and a driven gear, wherein the driven gear is mounted on the leveling blade, the second hydraulic motor is mounted on the leveling frame, and a gear meshing with the driven gear is mounted on the output shaft of the second hydraulic motor.

[0019] Furthermore, the rotating member includes a turntable bearing and a second oil cylinder. The inner ring and the outer ring of the turntable bearing are respectively fixed to the frame unit and the flat unit, and the two ends of the second oil cylinder are respectively hinged to the first front cross beam and the second column.

[0020] Further, the rotating member includes a turntable bearing and a first hydraulic motor.

[0021] The first hydraulic motor is fixed on the flat ground frame, a gear is installed on the output shaft of the first hydraulic motor, a gear ring meshing with the gear is coaxially installed on the inner ring of the turntable bearing, and the outer ring of the turntable bearing is fixed to the flat ground unit.

[0022] Compared with the prior art, the utility model has the following effects:

[0023] 1. The utility model has the advantages of simple structure, convenient operation, strong versatility and wide application: the utility model can be used as engineering machinery by being hung on the front of a tractor to achieve the purpose of bulldozing or pushing snow in winter; the utility model can be used as agricultural machinery by being hung on the rear of a tractor. When the tractor moves in front, the leveling shovel can scrape the surface of the paddy field or dry field, thereby improving the flatness of the field. The utility model is suitable for use by various large, medium and small agricultural growers or enterprises. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a structural schematic diagram of the utility model;

[0025] Figure 2 It is a side view of the auxiliary walking unit 500 of the utility model;

[0026] Figure 3 It is a side view of the frame unit 200 and the rotating member 400 of the utility model;

[0027] Figure 4 It is a bottom view of the frame unit 200 and the rotating member 400 of the utility model;

[0028] Figure 5 is a side view of the traction unit 100 of the utility model;

[0029] Figure 6 It is a top view of the flat ground frame of the utility model;

[0030] Figure 7 yes Figure 6 Cross-sectional view in the A direction;

[0031] Figure 8 It is a first side view of the angle adjustment member of the leveling shovel of the utility model;

[0032] Fig. 9 It is a second side view of the angle adjustment member of the leveling shovel of the utility model;

[0033] Fig.10 It is a top view of the rotating member 400 of the utility model;

[0034] Fig.11 It is a front view of the angle adjustment member of the leveling shovel of the utility model;

[0035] Fig.12 It is a top view of the leveling shovel 350 of the utility model;

[0036] Fig.13 It is a side view of the earth retaining plate 355 of the utility model;

[0037] Fig.14 It is a first top view of the utility model;

[0038] Fig.15 It is a second top view of the utility model;

[0039] Fig.16 It is the first schematic diagram of the utility model when in use;

[0040] Fig.17 It is a second schematic diagram when the utility model is in use.

[0041] In the figure:

[0042] 100, traction unit; 110, rear traction frame; 120, first oil cylinder; 140, front hanging plate; 200, frame unit; 210, first front beam; 220, first rear beam; 230, first column; 300, leveling unit; 310, second front beam; 320, second rear beam; 330, side plate; 340, second column; 350, leveling shovel; 350-1, main shovel; 350-2, auxiliary shovel; 350-3, fifth column; Cylinder; 351, third cylinder; 352, rocker; 353, connecting rod; 354, connecting ear; 355, earth retaining plate; 360, second hydraulic motor; 361, driven gear; 400, rotating part; 410, turntable bearing; 420, second cylinder; 430, first hydraulic motor; 500, auxiliary walking unit; 510, third front beam; 520, third rear beam; 530, fourth cylinder; 540, supporting leg; 550, walking wheel. DETAILED DESCRIPTION

[0043] In order to make the purpose, features and advantages of the present invention more obvious and understandable, the technical solution in this embodiment will be clearly and completely described below in conjunction with the accompanying drawings of the present invention.

[0044] Specific implementation method 1: Combination Figures 1 to 17 The present embodiment is described. A multifunctional grader of the present embodiment includes a frame unit 200 , a graded unit 300 and an auxiliary travel unit 500 . The frame unit 200 is connected to the graded unit 300 via a rotating member 400 .

[0045] The leveling unit 300 includes a leveling frame, a leveling blade 350 and a leveling blade angle adjustment member mounted on the leveling frame.

[0046] The leveling frame includes a second front cross beam 310 , a second rear cross beam 320 and two side panels 330 .

[0047] The two side plates 330 are arranged in parallel, the second front cross beam 310 and the second rear cross beam 320 are fixed between the two side plates 330, and the leveling shovel 350 is hinged to the side plates 330; the leveling shovel angle adjustment member is rotatably connected to the leveling shovel 350 to control the flipping of the leveling shovel 350.

[0048] The frame unit 200 includes a first front cross beam 210 and a first rear cross beam 220 . The first front cross beam 210 is fixedly connected to the first rear cross beam 220 via a longitudinal beam.

[0049] The auxiliary traveling unit 500 includes a third front cross beam 510 , a third rear cross beam 520 , a fourth oil cylinder 530 and two supporting legs 540 .

[0050] The third front cross beam 510 is fixedly connected to the first rear cross beam 220, the third rear cross beam 520 is hinged to the third front cross beam 510 through the longitudinal beam, both ends of the fourth oil cylinder 530 are hinged to the third front cross beam 510 and the third rear cross beam 520 respectively, one end of the support leg 540 is fixedly connected to the third rear cross beam 520, and the other end of the support leg 540 is equipped with a walking wheel 550.

[0051] Specific implementation method 2: Combination Figure 1 , Figure 5 , Fig.14 , Fig.15 and Fig.17 To explain this embodiment, this embodiment further includes a traction unit 100 , and the traction unit 100 includes a rear traction frame 110 and a first oil cylinder 120 .

[0052] The frame unit 200 further includes a first column 230 , which is vertically fixed to the first front beam 210 .

[0053] The rear traction frame 110 is hinged to the first front cross beam 210, and the two ends of the first oil cylinder 120 are respectively hinged to the first column 230 and the rear traction frame 110. Such an arrangement facilitates the connection of the utility model with the rear of the tractor.

[0054] Other components and connection relationships are the same as those in the first specific implementation method.

[0055] Specific implementation method three: Combination Fig.16 To explain this embodiment, this embodiment further includes a traction unit 100 , and the traction unit 100 includes a first oil cylinder 120 and a plurality of front hanging plates 140 .

[0056] The frame unit 200 further includes a first column 230, which is vertically fixed to the first front cross beam 210. The first front cross beam 210 and the first column 230 are both hinged to the front of the vehicle through the front hanging plate 140.

[0057] Both ends of the first oil cylinder 120 are respectively hinged to the first column 230 and the front of the tractor.

[0058] Such arrangement facilitates the connection of the utility model with the front part of the tractor.

[0059] The other components and connection relationships are the same as those in the first or second specific implementation.

[0060] Specific implementation method four: Combination Fig.13 To explain this embodiment, both end faces of the leveling blade 350 in this embodiment are equipped with retaining plates 355, which are arranged perpendicular to the horizontal plane. The retaining plates 355 have long holes, and the retaining plates 355 are connected to the end faces of the leveling blade 350 by bolts. Other components and connection relationships are the same as those of the first, second or third embodiments.

[0061] Specific implementation method five: Combination Fig.12 , Fig.14 and Fig.15 The present embodiment is described. In the present embodiment, the leveling shovel 350 is a foldable leveling shovel. The leveling shovel 350 includes a main shovel 350 - 1 , two auxiliary shovels 350 - 2 , and two fifth oil cylinders 350 - 3 .

[0062] The main shovel 350-1 is hinged to the side plate 330, and the connecting ear 354 is fixed to the main shovel 350-1. The auxiliary shovel 350-2 is hinged to the main shovel 350-1, and the two ends of the fifth oil cylinder 350-3 are respectively hinged to the main shovel 350-1 and the auxiliary shovel 350-2. Such an arrangement can achieve high working efficiency when leveling the field surface.

[0063] The other components and connection relationships are the same as those of the first, second, third or fourth specific implementation modes.

[0064] Specific implementation method six: Combination Figure 1 , Figure 7 , Figure 8 and Fig. 9 To explain this embodiment, the leveling blade angle adjustment member in this embodiment includes a second column 340 , a third oil cylinder 351 , a rocker 352 , a connecting rod 353 and a connecting ear 354 .

[0065] The second column 340 is vertically fixed to the second front cross beam 310. The connecting ear 354 is fixed to the leveling blade 350, and the leveling blade 350 is hinged to the side plate 330; the two ends of the rocker 352 are respectively hinged to the second rear cross beam 320 and one end of the connecting rod 353, and the other end of the connecting rod 353 is hinged to the connecting ear 354.

[0066] The hinged joint of the rocker arm 352 and the connecting rod 353 is hinged to one end of the third oil cylinder 351 , and the other end of the third oil cylinder 351 is hinged to the second column 340 .

[0067] In this embodiment, the side plate 330, the leveling shovel 350, the connecting ear 354, the connecting rod 353 and the rocker 352 form a crank rocker mechanism (the side plate 330 is the frame, the leveling shovel 350 and the connecting ear 354 are the cranks), and the extension and retraction of the third oil cylinder 351 changes the angle of the leveling shovel 350.

[0068] The other components and connection relationships are the same as those of the first, second, third, fourth or fifth specific implementation modes.

[0069] Specific implementation method seven: Combination Fig.11 The present embodiment is described. In the present embodiment, the leveling blade angle adjustment member includes a second hydraulic motor 360 and a driven gear 361 .

[0070] The driven gear 361 is mounted on the leveling blade 350 , and the second hydraulic motor 360 is mounted on the leveling frame. A gear meshing with the driven gear 361 is mounted on the output shaft of the second hydraulic motor 360 . The rotation of the second hydraulic motor 360 changes the angle of the leveling blade 350 .

[0071] The other components and connection relationships are the same as those of the first, second, third, fourth, fifth or sixth specific embodiments.

[0072] Specific implementation method eight: Combination Figure 1 , Figure 3 , Figure 4 and Figure 6 To describe this embodiment, the rotating member 400 in this embodiment includes a turntable bearing 410 and a second oil cylinder 420 .

[0073] The inner ring and outer ring of the turntable bearing 410 are fixedly connected to the frame unit 200 and the flat ground unit 300 respectively. The two ends of the second cylinder 420 are hinged to the first front beam 210 and the second column 340 respectively. The extension and retraction of the second cylinder 420 changes the angle between the frame unit 200 and the flat ground unit 300.

[0074] The other components and connection relationships are the same as those of the first, second, third, fourth, fifth, sixth or seventh specific embodiments.

[0075] Specific implementation method nine: Combination Figure 6 , Fig.10 and Fig.11 To explain this embodiment, the rotating member 400 in this embodiment includes a turntable bearing 410 and a first hydraulic motor 430 .

[0076] The first hydraulic motor 430 is fixedly connected to the leveling frame, a gear is installed on the output shaft of the first hydraulic motor 430, a gear ring meshing with the gear is coaxially installed on the inner ring of the turntable bearing 410, the outer ring of the turntable bearing 410 is fixedly connected to the leveling unit 300, and the first hydraulic motor 430 and the turntable bearing 410 transmit power through gear transmission. The rotation of the second hydraulic motor 360 changes the angle between the frame unit 200 and the leveling unit 300.

[0077] The other components and connection relationships are the same as those of the first, second, third, fourth, fifth, sixth, seventh or eighth specific embodiments.

[0078] How it works

[0079] like Fig.17 As shown, the utility model can be mounted on the rear of a tractor and used as an agricultural machine. When the piston rod of the first oil cylinder 120 is extended and the piston rod of the fourth oil cylinder 530 is retracted, the leveling depth of the leveling shovel 350 increases, and vice versa.

[0080] like Fig.16 As shown, the utility model can also be mounted on the front of a tractor as an engineering machine. When used as an engineering machine, the user can choose whether to install the auxiliary travel unit 500 according to the ground conditions. If the auxiliary travel unit 500 is not installed, when the piston rod of the first oil cylinder 120 is extended, the shoveling depth of the leveling blade 350 increases, otherwise the shoveling depth decreases.

[0081] The present invention has been disclosed as above in the form of a preferred embodiment, but it is not intended to limit the present invention. Any simple modification, equivalent changes and modifications made to the above implementation cases by any professional and technical personnel who do not deviate from the content of the technical solution of the present invention and based on the technical essence of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A multifunctional grader, characterized in that: It comprises a frame unit (200), a ground-leveling unit (300) and an auxiliary walking unit (500), wherein the frame unit (200) is connected to the ground-leveling unit (300) via a rotating member (400); The leveling unit (300) comprises a leveling frame, a leveling blade (350) and a leveling blade angle adjustment member installed on the leveling frame; The ground leveling frame comprises a second front crossbeam (310), a second rear crossbeam (320) and two side panels (330); The two side plates (330) are arranged in parallel, the second front cross beam (310) and the second rear cross beam (320) are fixed between the two side plates (330), the leveling shovel (350) is hinged to the side plates (330); the leveling shovel angle adjustment member is rotatably connected to the leveling shovel (350) to control the flipping of the leveling shovel (350); The frame unit (200) comprises a first front crossbeam (210) and a first rear crossbeam (220), wherein the first front crossbeam (210) is fixedly connected to the first rear crossbeam (220) via a longitudinal beam; The auxiliary walking unit (500) comprises a third front crossbeam (510), a third rear crossbeam (520), a fourth oil cylinder (530) and two supporting legs (540); The third front cross beam (510) is fixedly connected to the first rear cross beam (220), the third rear cross beam (520) is hinged to the third front cross beam (510) through a longitudinal beam, two ends of the fourth oil cylinder (530) are respectively hinged to the third front cross beam (510) and the third rear cross beam (520), one end of the support leg (540) is fixedly connected to the third rear cross beam (520), and the other end of the support leg (540) is provided with a walking wheel (550).

2. A multifunctional grader according to claim 1, characterized in that: It also includes a traction unit (100), wherein the traction unit (100) includes a rear traction frame (110) and a first oil cylinder (120); The frame unit (200) further comprises a first column (230), wherein the first column (230) is vertically fixed to the first front cross beam (210); The rear traction frame (110) is hinged to the first front cross beam (210), and the two ends of the first oil cylinder (120) are respectively hinged to the first upright column (230) and the rear traction frame (110).

3. A multifunctional grader according to claim 2, characterized in that: Both end surfaces of the leveling blade (350) are provided with retaining plates (355), and the retaining plates (355) are arranged perpendicular to the horizontal plane.

4. A multifunctional grader according to claim 3, characterized in that: The leveling shovel (350) is a foldable leveling shovel, and the leveling shovel (350) comprises a main shovel (350-1), two auxiliary shovels (350-2) and two fifth oil cylinders (350-3); The main shovel (350-1) is hinged to the side plate (330), and the connecting ear (354) is fixedly connected to the main shovel (350-1); The auxiliary shovel (350-2) is hinged to the main shovel (350-1), and both ends of the fifth oil cylinder (350-3) are respectively hinged to the main shovel (350-1) and the auxiliary shovel (350-2).

5. The multifunctional grader according to claim 1, characterized in that: The leveling blade angle adjustment member comprises a second column (340), a third oil cylinder (351), a rocker (352), a connecting rod (353) and a connecting ear (354); The second upright column (340) is vertically fixed to the second front cross beam (310); The connecting ear (354) is fixedly connected to the leveling blade (350), the two ends of the rocker (352) are respectively hinged to the second rear cross beam (320) and one end of the connecting rod (353), and the other end of the connecting rod (353) is hinged to the connecting ear (354); The hinged point between the rocker arm (352) and the connecting rod (353) is hinged to one end of the third oil cylinder (351), and the other end of the third oil cylinder (351) is hinged to the second column (340).

6. The multifunctional grader according to claim 1, characterized in that: The leveling blade angle adjustment member comprises a second hydraulic motor (360) and a driven gear (361); The driven gear (361) is mounted on the leveling blade (350), the second hydraulic motor (360) is mounted on the leveling frame, and a gear meshing with the driven gear (361) is mounted on the output shaft of the second hydraulic motor (360).

7. The multifunctional grader according to claim 1, characterized in that: The rotating member (400) comprises a turntable bearing (410) and a second oil cylinder (420); The inner ring and the outer ring of the turntable bearing (410) are respectively fixed to the frame unit (200) and the flat ground unit (300), and the two ends of the second oil cylinder (420) are respectively hinged to the first front cross beam (210) and the second column (340).

8. The multifunctional grader according to claim 1, characterized in that: The rotating member (400) includes a turntable bearing (410) and a first hydraulic motor (430); The first hydraulic motor (430) is fixedly connected to the leveling frame, a gear is installed on the output shaft of the first hydraulic motor (430), a gear ring meshing with the gear is coaxially installed on the inner ring of the turntable bearing (410), and the outer ring of the turntable bearing (410) is fixedly connected to the leveling unit (300).

Images