Land leveling device for land engineering

Abstract

A land leveling device for land engineering relates to the technical field of agricultural implements and is characterized in that a support shaft is rotatably arranged on a frame through a bearing, two support arms are in a group and are respectively and fixedly arranged at the front end and the rear end of the support shaft, and a driving shaft is arranged on the side of the frame; the front end and the rear end of the driving shaft are rotationally arranged at the ends, away from the supporting shaft, of the supporting arms on the front side and the rear side through bearings correspondingly, and the coulters are fixedly arranged on the driving shaft in an array mode. A coulter structure for soil turning operation is installed through a liftable supporting arm structure, a soil retaining structure of a fixed structure and a follow-up adjustable soil retaining structure are further arranged on the foundation structure, and therefore the device can be installed on a universal traction vehicle to conduct soil turning and leveling operation under different terrain conditions.

Description

Technical Field

[0001] The utility model relates to the technical field of agricultural implements, in particular to a land leveling device for land engineering. Background Art

[0002] Land leveling is of utmost importance in agricultural operations. Land leveling includes screening out debris from the soil and leveling the uneven ground. For leveling the uneven ground, the usual method is to use a plow to turn the soil and level it. Now, for general-purpose traction vehicles used in agricultural operations, it is necessary to develop a universal roller plow to turn the soil and level it. Utility Model Content

[0003] The purpose of the utility model is to address the defects and shortcomings of the prior art and provide a land leveling device for land engineering, which uses a liftable support arm structure to install a plow blade structure for turning over the soil, and then arranges a fixed retaining structure and a follow-up adjustable retaining structure on the base structure, so that the device can be installed on a general-purpose tractor to perform turning over and leveling operations under different terrain conditions.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] It includes a frame, which is fixed on the chassis of the towing vehicle, and also includes:

[0006] A support shaft, wherein the support shaft is rotatably mounted on the frame via a bearing;

[0007] Support arms, wherein two support arms are formed in a group and are respectively fixedly disposed at the front and rear ends of the support shaft;

[0008] A driving shaft, wherein the driving shaft is arranged on the side of the frame, and the front and rear ends of the driving shaft are respectively rotated on the support arms on the front and rear sides through bearings and away from the end of the support shaft;

[0009] The plowshares are multiple in number and are arranged in an array and fixed on the driving shaft.

[0010] Preferably, a support plate is fixedly provided on the support arm, and the support plate is sleeved on the outside of the drive shaft, a cover shell is provided between the support plates on the front and rear sides, and the front and rear ends of the cover shell are respectively fixed on the support plates on the front and rear sides, and the cover shell covers the outside of the plow.

[0011] Preferably, a rotary oil cylinder is fixedly arranged on the frame, a driving gear is fixedly arranged on the output shaft of the rotary oil cylinder, a driven gear is sleeved and fixed on the support shaft, and the driving gear is meshed with the driven gear.

[0012] Preferably, a baffle is provided in the cover shell, and a connecting sleeve is inserted and fixed on the front and rear side plates of the baffle, the connecting sleeve is movably inserted on the support plate, and the connecting sleeve is movably sleeved on the outside of the drive shaft, and the outer wall of the baffle is movably abutted against the inner wall of the cover shell.

[0013] Preferably, a mounting frame is fixedly provided on the connecting sleeve, a support arm is provided with one end of a driving shaft extending into the mounting frame, a driven sprocket is fixedly sleeved on the mounting frame, a driving sprocket is fixedly sleeved on the frame, and a transmission chain is closed sleeved on the driving sprocket and the driven sprocket.

[0014] Preferably, a motor frame is fixedly arranged on the support arm, a driving motor is fixedly arranged on the motor frame, and an output shaft of the driving motor is drivingly connected to an end shaft of the driving shaft.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The plow blade structure for soil turning operations is installed through a liftable support arm structure, and a fixed retaining structure and a follow-up adjustable retaining structure are arranged on the basic structure, so that the device can be installed on a general-purpose tractor vehicle to perform soil turning and leveling operations under different terrain conditions. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model.

[0018] Figure 2 yes Figure 1 Right front side view.

[0019] Figure 3 yes Figure 1 Left rear and side view.

[0020] Figure 4 yes Figure 1 Lower right side view.

[0021] Figure 5 It is a structural schematic diagram of the frame in the utility model.

[0022] Figure 6 It is a structural schematic diagram of a return circle, a support arm, a driving shaft and a plowshare in the utility model.

[0023] Figure 7 It is a structural schematic diagram of the middle block cover and the connecting sleeve of the utility model.

[0024] Description of reference numerals:

[0025] Frame 1, support shaft 2, support arm 3, drive shaft 4, plow blade 5, support plate 6, cover shell 7, rotary cylinder 8, driving gear 9, driven gear 10, baffle cover 11, connecting sleeve 12, mounting frame 13, driven sprocket 14, driving sprocket 15, transmission chain 16, motor frame 17, and drive motor 18. DETAILED DESCRIPTION

[0026] The technical solution of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. The preferred embodiments in the description are only used as examples, and all other embodiments obtained by those skilled in the art without making any creative work are within the scope of protection of the utility model.

[0027] Embodiment 1:

[0028] like Figure 1-7 As shown, this embodiment includes a frame 1, and the frame 1 is fixedly arranged on the chassis of the traction vehicle, and it also includes:

[0029] A support shaft 2, wherein the support shaft 2 is rotatably mounted on the frame 1 via a bearing;

[0030] Support arms 3, wherein two support arms 3 are formed into a group and are fixedly disposed at the front and rear ends of the support shaft 2 respectively;

[0031] A rotary cylinder 8, wherein the rotary cylinder 8 is fixedly arranged on the frame 1;

[0032] A driving gear 9, wherein the driving gear 9 is fixedly arranged on the output shaft of the rotary cylinder 8;

[0033] A driven gear 10, wherein the driven gear 10 is sleeved and fixed on the support shaft 2, and the driven gear 10 and the driving gear 9 are meshed with each other;

[0034] The driving shaft 4 is arranged on the side of the frame 1, and the front and rear ends of the driving shaft 4 are respectively rotated on the support arms 3 on the front and rear sides through bearings and away from the end of the support shaft 2;

[0035] A plow 5, wherein the plow 5 is in plurality and arranged in an array and fixed on the driving shaft 4;

[0036] A motor frame 17, wherein the motor frame 17 is fixedly disposed on the support arm 3;

[0037] A drive motor 18, wherein the drive motor 18 is fixedly mounted on the motor frame 17, and an output shaft of the drive motor 18 is drivingly connected to a front end shaft of the drive shaft 4;

[0038] A support plate 6, wherein the support plate 6 is fixedly disposed on an end of the support arm 3 away from the frame 1, and the support plate 6 is sleeved on the outside of the drive shaft 4;

[0039] A cover shell 7, wherein the cover shell 7 is arranged to cover the outside of the coulter 5, and the front and rear ends of the cover shell 7 are respectively fixedly arranged on the support plates 6 at the front and rear sides;

[0040] The shield 11 is disposed between the support plates 6 at the front and rear sides, and the shield 11 covers the outside of the coulter 5, and the outer surface of the shield 11 is movably abutted against the inner surface of the cover 7;

[0041] The connecting sleeve 12 is two in number, and the two connecting sleeves 12 are respectively inserted and fixed on the front and rear end plates of the baffle 11, and the connecting sleeve 12 is inserted and screwed on the support plate 6 through the bearing, and the connecting sleeve 12 is sleeved on the outside of the drive shaft 4;

[0042] A mounting frame 13, wherein the mounting frame 13 is fixedly disposed on the connecting sleeve 12, and an end of the supporting arm 3 away from the supporting shaft 2 is movably inserted into the mounting frame 13;

[0043] A driven sprocket 14, wherein the driven sprocket 14 is sleeved and fixed on the mounting frame 13;

[0044] A driving sprocket 15, wherein the driving sprocket 15 is fixedly arranged on the frame 1;

[0045] The transmission chain 16 is closed and wound around the driving sprocket 15 and the driven sprocket 14 .

[0046] After adopting the technical solution disclosed in the utility model, it can achieve:

[0047] When using the device, the frame 1 is fixedly set on the chassis of the traction vehicle, and the traction vehicle drives the device to move forward, so as to achieve plowing and leveling of the land, and the driving motor 18 drives the driving shaft 4 to rotate, and then the driving shaft 4 drives the coulter 5 to rotate, and the coulter 5 plows and turns the soil to achieve crushing and leveling of the ground soil; the right is the moving direction of the traction vehicle, so as to turn the soil and drive the turned-up soil to be guided through the cover 7, so that the soil is sent to the right side of the cover 7 and falls, so as to achieve filling and leveling of low-lying areas and leveling of raised areas; the rotary cylinder 8 drives the driving gear 9 to rotate, and the driving gear 9 drives the support shaft 2 to rotate through the meshing driven gear 10, and the support shaft 2 drives the support arm 3 to rotate, so that the support arm 3 drives the driving shaft 4 to lift and lower, that is, adjust the height of the coulter 5 from the ground, so as to achieve the leveling demand according to the ground. The position of the plowshare 5 is adjusted according to the height of the chassis of the different traction vehicles; when the support arm 3 rotates, the position of the driving sprocket 15 is fixed, and the support arm 3 drives the driven sprocket 14 to revolve around the driving sprocket 15. At this time, the driving sprocket 15 and the driven sprocket 14 are pulled by the transmission chain 16, that is, when the driven sprocket 14 is driven to move by the support arm 3, the frame 1 is used as the reference coordinate, and the driven sprocket 14 only moves in translation, and then the cover 7 and the baffle 11 arranged on the cover 7 are driven to move by the support arm 3, and the baffle 11 is limited by the driven sprocket 14 at the same time, so that when the support arm 3 is lifted and lowered, the frame 1 is used as the reference coordinate, and the baffle 11 only moves in translation, that is, when the drive shaft 4 is lowered by the support arm 3 and the soil is turned over by the plowshare 5, a fixed height difference between the lower side of the baffle 11 and the turned soil surface is maintained at any height.

[0048] The technical advantages that can be achieved by adopting the above technical solution are as follows:

[0049] 1. The device turns the soil and levels the ground through the plow 5 driven by the driving shaft 4. When the plow 5 turns the soil, the height position of the driving shaft 4 from the frame 1 can be adjusted by lifting and lowering the support arm 3, that is, the height of the driving shaft 4 can be adjusted under different ground heights, different turning depths and different installation heights of the frame 1;

[0050] 2. The device fixes the cover shell 7 on the support arm 3, and rotates a baffle cover 11 on the cover shell 7 through a bearing, and then sets a driven sprocket 14 on the baffle cover 11, sets a driving sprocket 15 on the frame 1, and connects the driving sprocket 15 with the driven sprocket 14 through a transmission chain 16, that is, when the support arm 3 is lifted or lowered to any position, the angle between the baffle cover 11 and the ground is kept unchanged, so that the soil shoveled by the plow 5 can be retained by the baffle cover 11.

[0051] For those skilled in the art, they can modify the technical solutions recorded in the aforementioned embodiments and make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A land leveling device for land engineering, comprising a frame (1), wherein the frame (1) is fixedly arranged on the chassis of a tractor vehicle; characterized in that: It also contains: A support shaft (2), wherein the support shaft (2) is rotatably mounted on the frame (1) via a bearing; Support arms (3), wherein two support arms (3) form a group and are respectively fixedly arranged at the front and rear ends of the support shaft (2); A driving shaft (4), wherein the driving shaft (4) is arranged on the side of the frame (1), and the front and rear ends of the driving shaft (4) are respectively rotated on the support arms (3) at the front and rear sides through bearings and away from the end of the support shaft (2); A plow (5), wherein there are a plurality of plows (5), and the plows (5) are arranged in an array and fixedly arranged on the driving shaft (4).

2. A land leveling device for land engineering according to claim 1, characterized in that: A support plate (6) is fixedly arranged on the support arm (3), and the support plate (6) is sleeved on the outside of the drive shaft (4); a cover shell (7) is arranged between the support plates (6) on the front and rear sides, and the front and rear ends of the cover shell (7) are respectively fixedly arranged on the support plates (6) on the front and rear sides, and the cover shell (7) is arranged to cover the outside of the plow (5).

3. A land leveling device for land engineering according to claim 2, characterized in that: A rotary oil cylinder (8) is fixedly arranged on the frame (1), a driving gear (9) is fixedly arranged on the output shaft of the rotary oil cylinder (8), a driven gear (10) is sleeved and fixedly arranged on the support shaft (2), and the driving gear (9) is meshed with the driven gear (10).

4. A land leveling device for land engineering according to claim 3, characterized in that: A baffle (11) is arranged inside the housing (7), and connecting sleeves (12) are fixedly inserted on the front and rear side plates of the baffle (11), the connecting sleeve (12) is movably inserted on the support plate (6), and the connecting sleeve (12) is movably sleeved on the outside of the drive shaft (4), and the outer side wall of the baffle (11) is movably abutted against the inner side wall of the housing (7).

5. A land leveling device for land engineering according to claim 4, characterized in that: A mounting frame (13) is fixedly arranged on the connecting sleeve (12); one end of the driving shaft (4) is arranged on the supporting arm (3) and extends into the mounting frame (13); a driven sprocket (14) is fixedly sleeved on the mounting frame (13); a driving sprocket (15) is fixedly sleeved on the frame (1); and a transmission chain (16) is closed sleeved on the driving sprocket (15) and the driven sprocket (14).

6. A land leveling device for land engineering according to claim 5, characterized in that: A motor frame (17) is fixedly arranged on the support arm (3), a driving motor (18) is fixedly arranged on the motor frame (17), and an output shaft of the driving motor (18) is drivingly connected to an end shaft of the driving shaft (4).

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