CN209861489U

CN209861489U - Light-duty ridger

Info

Publication number: CN209861489U
Application number: CN201920577330.5U
Authority: CN
Inventors: 皮兆周; 周鹏; 吕正军
Original assignee: CHANGYANG QINGJIANG AGRICULTURAL MACHINERY MANUFACTURING Co Ltd
Current assignee: CHANGYANG QINGJIANG AGRICULTURAL MACHINERY MANUFACTURING Co Ltd
Priority date: 2019-04-25
Filing date: 2019-04-25
Publication date: 2019-12-31
Anticipated expiration: 2029-04-25

Abstract

A light ridger comprises a frame and a power device, wherein the power device is used for driving a cutter shaft to rotate, a soil covering cutter is arranged on the cutter shaft, a shaping cover is arranged on the front side of the soil covering cutter, a handrail is arranged on the rear side of the soil covering cutter, the handrail is fixed on a horizontal column through an adjusting bolt, and the horizontal column is fixed with the frame; the shaping cover be equipped with the plastic passageway of ridging back earth, the plastic passageway both ends are equipped with two passways, the plastic passageway is the narrow structure of gradual change, the relatively big passway sets up near the earthing sword in the plastic passageway. Soil loosened by the ridger can be collected and leveled by the leveling plates to form a finished ridge shape, and the ridge shape is not influenced by trampling of operators; the earthing knife can form effective digging force for hard soil, and ridging efficiency is high.

Description

Light-duty ridger

Technical Field

The utility model belongs to the ridger field, in particular to light-duty ridger.

Background

The ridging machines used in rural areas at present are mostly driven by tractors, are not strong in adaptability to mountainous and hilly areas, are not suitable for large-scale ridging machine operation due to steep terrain and scattered arrangement of vegetable planting fields in mountain vegetable production areas, and need light-weight ridging machines with light sizes and flexible operation.

In view of the development of light-duty ridger technology, a new technical proposal has been proposed, such as "a ridger" described in chinese patent document CN 102265729 a, which solves the problem of body type, but has the following defects in practical use:

1. the back side of the cultivation cutter is provided with the shaping plate, when the ridger works, an operator pushes the ridger to move forward, so that the ridged soil can be shaped by the shaping plate, but the problem is that the operator pushes the ridger to move forward, the ridged soil can be trampled, and the ridging soil effect is poor;

2. the design of the cultivation cutter is not beneficial to ridging operation, and is particularly not beneficial to hard soil operation, because the cultivation cutter of the ridger consists of two groups of spiral blades, the digging force of the spiral blades on soil is not enough, and the ridging effect of the ridger is not good when the ridging effect is met by hard soil;

3. the shaping plate has larger resistance to the soil after ridging;

4. this ridger handrail part is unadjustable, and operating personnel can not adjust the handrail to individual height.

SUMMERY OF THE UTILITY MODEL

In view of the technical problems in the background art, the light ridger provided by the utility model can collect and level soil loosened by the ridger through the leveling plate to form a finished ridge shape, and the ridge shape is not affected by trampling of operators; the earthing knife can form effective digging force for hard soil, and ridging efficiency is high.

In order to solve the technical problem, the utility model discloses following technical scheme has been taken and has been realized:

a light ridger comprises a frame and a power device, wherein the power device is used for driving a cutter shaft to rotate, a soil covering cutter is arranged on the cutter shaft, a shaping cover is arranged on the front side of the soil covering cutter, a handrail is arranged on the rear side of the soil covering cutter, the handrail is fixed on a horizontal column through an adjusting bolt, and the horizontal column is fixed with the frame; the shaping cover be equipped with the plastic passageway of ridging back earth, the plastic passageway both ends are equipped with two passways, the plastic passageway is the narrow structure of gradual change, the relatively big passway sets up near the earthing sword in the plastic passageway.

In the preferred scheme, the number of the earthing cutters is six, every three earthing cutters form an earthing cutter group, and the two earthing cutter groups are respectively positioned at two ends of the cutter shaft; the earthing knife is of an arc-shaped blade structure, and the earthing knife and the cutter shaft are installed at a certain inclined included angle.

In a preferred scheme, the soil covering knives in the two soil covering knife groups are opposite to the inclination direction of the knife shaft.

In the preferred scheme, the three earthing knives in each group are distributed on the knife shaft along a spiral line, and the horizontal distance between every two adjacent earthing knives is equal.

In a preferable scheme, a mudguard is arranged above the cutter shaft and is installed on the frame.

This patent can reach following beneficial effect:

1. an operator pulls the ridger to carry out farming operation, soil gathered by the earthing knife is collected and gathered by the shaping plate, and then is smeared and leveled, so that the soil forms a finished ridge shape; the soil which is plowed, loosened and leveled cannot be trampled by operators, so that the soil after ridging is guaranteed to be well-prepared;

2. the armrest can be adjusted according to the heights of different people, the adjusting mode is simple, and only the bolts at the connecting parts of the horizontal columns and the armrest need to be loosened, and then the angle of the armrest is adjusted and fixed;

3. the earthing knife is of an arc-shaped blade structure, so that effective digging force can be formed on soil, and the ridging effect of the ridging machine provided by the patent on hard soil is good;

4. the earthing knife and the cutter shaft are arranged in a certain inclined included angle, and the earthing knife can pry up soil by rotating to fulfill the aim of ploughing loose soil; the soil covering knives in the two soil covering knife groups are opposite to the inclination direction of the cutter shaft, and the soil loosened by ploughing is gathered to the middle of the ridge rows by the spiral pushing action of the two soil covering knife groups;

5. the three earthing knives in each group are distributed on the cutter shaft along a spiral line, and the horizontal distance between every two adjacent earthing knives is equal, so that the ridging machine can run stably when in use, and the soil after being ploughed loose is more beautiful;

6. the mud guard can prevent soil from splashing.

Drawings

The invention will be further explained with reference to the following figures and examples:

FIG. 1 is a view of the whole structure of the present invention, wherein the viewing angle is inclined upward;

fig. 2 is a side view of the present invention;

fig. 3 is the overall structure of the present invention, and the view angle at this time is downward.

In the figure: the soil-covering machine comprises a handrail 1, an engine 21, a clutch 22, a reduction box 23, a mud guard 3, a shaping cover 4, a soil-covering cutter 5, a horizontal column 6, a cutter shaft 7 and a frame 8.

Detailed Description

The preferable scheme is as shown in fig. 1 to 3, the light ridger comprises a frame 8 and a power device, wherein the power device is used for driving a cutter shaft 7 to rotate, a soil covering cutter 5 is arranged on the cutter shaft 7, a shaping cover 4 is arranged on the front side of the soil covering cutter 5, a handrail 1 is arranged on the rear side of the soil covering cutter 5, the handrail 1 is fixed on a horizontal column 6 through an adjusting bolt, and the horizontal column 6 is fixed with the frame 8; the shaping cover 4 is provided with a shaping channel for the soil after ridging, two ends of the shaping channel are provided with two channel openings, the shaping channel is of a gradually-narrowed structure, and a relatively large channel opening in the shaping channel is arranged close to the soil covering cutter 5;

the power device comprises an engine 21, a clutch 22 is arranged at the bottom of the engine 21, the clutch 22 is meshed with an input gear of a reduction gearbox 23 through a driving shaft, and an output gear of the reduction gearbox 23 is meshed with the cutter shaft 7; the reduction box 23 is positioned in the middle of the cutter shaft 7;

the engine 21 is a diesel engine, and the diesel engine is used for driving the cutter shaft 7 to rotate, and the technical scheme is the prior art and is disclosed in Chinese patent document CN 204482230U and Chinese patent document CN 102265729A;

to reduce weight and simplify construction and operation, the engine 21 is preferably a small displacement vertical shaft two-stroke gasoline engine, and the clutch 22 is a centrifugal automatic clutch.

The width of a channel opening of the shaping cover 4 close to one side of the earthing knife 5 is slightly larger than the length of the cutter shaft 7, and the relatively small width of the channel opening of the shaping cover 4 is preferably set to be half of the length of the cutter shaft 7; the shaping cover 4 is fixed with the frame 8 through bolts and steel plates.

Furthermore, the number of the soil covering knives 5 is six, every three soil covering knives 5 form a group of soil covering knife groups, and the two groups of soil covering knife groups are respectively positioned at two ends of the knife shaft 7, namely at two sides of the reduction gearbox 23; the earthing cutter 5 is of an arc-shaped cutter blade structure, and the earthing cutter 5 and the cutter shaft 7 are installed at a certain inclined included angle;

the inclined included angle between the soil covering cutter 5 and the cutter shaft 7 is 75-85 degrees, when the soil covering cutter 5 rotates, the soil covering cutter 5 is firstly inserted into soil, and then the soil is pried up; if the inclined angle between the earthing cutter 5 and the cutter shaft 7 is set to 90 degrees, the ridging effect cannot be achieved, and if the inclined angle between the earthing cutter 5 and the cutter shaft 7 is too large, the mechanical force applied to the earthing cutter 5 is increased, and the earthing cutter 5 is easily broken.

Furthermore, the earthing knives 5 in the two earthing knife groups are opposite to the inclination direction of the knife shaft 7.

Furthermore, the three earthing knives 5 in each group are distributed on the knife shaft 7 along a spiral line, the horizontal distance between every two adjacent earthing knives 5 is equal, and the included angle between every two adjacent earthing knives 5 is 120 degrees;

the earthing knife 5 is fixed on the knife shaft 7 through bolts.

Furthermore, a mudguard 3 is arranged above the cutter shaft 7, and the mudguard 3 is mounted on the frame 8.

The operation steps of the whole device are as follows:

1. adding enough oil according to the use requirement of the engine 21, and starting the engine 21;

2. the operator pulls or drags the ridger to move forward by using the handrail 1;

3. gradually increasing the accelerator, and as the rotating speed of the engine 21 rises, the power of the engine 21 is transmitted to the reduction gearbox 23 through the clutch 22, and the reduction gearbox 23 reduces the speed and increases the torque and then drives the cutter shaft 7 to rotate;

4. the earthing knives 5 which are obliquely arranged on the knife shaft 7 and are uniformly arranged along the spiral rotate around the knife shaft 7, and the produced axial thrust gathers the soil which is already ploughed loose to the middle of the ridge row;

5. the soil gathered by the earthing knife 5 is collected, gathered and leveled by a shaping cover 4 fixed in front of the knife shaft 7, and is shaped into a required ridge, so that the ridging operation is realized.

Claims

1. The utility model provides a light-duty ridger, includes frame (8) and power device, and power device is used for drive arbor (7) rotatory, its characterized in that: a soil covering knife (5) is arranged on the knife shaft (7), a shaping cover (4) is arranged on the front side of the soil covering knife (5), a handrail (1) is arranged on the rear side of the soil covering knife (5), the handrail (1) is fixed on a horizontal column (6) through an adjusting bolt, and the horizontal column (6) is fixed with a rack (8); shaping cover (4) be equipped with the plastic passageway of ridging back earth, the plastic passageway both ends are equipped with two passways, the plastic passageway is the narrow structure of gradual change, the relatively big passway sets up near earthing sword (5) in the plastic passageway.

2. The light-duty ridger of claim 1, wherein: the number of the soil covering knives (5) is six, every three soil covering knives (5) form a group of soil covering knife groups, and the two groups of soil covering knife groups are respectively positioned at two ends of the knife shaft (7); the earthing knife (5) is of an arc-shaped blade structure, and the earthing knife (5) and the knife shaft (7) are installed at a certain inclined included angle.

3. The light-duty ridger of claim 2, wherein: the soil covering knives (5) in the two soil covering knife groups are opposite to the inclination direction of the knife shaft (7).

4. The light-duty ridger of claim 2, wherein: the three earthing knives (5) in each group are distributed on the cutter shaft (7) along a spiral line, and the horizontal distance between every two adjacent earthing knives (5) is equal.

5. The light-duty ridger of claim 1, wherein: a mudguard (3) is arranged above the cutter shaft (7), and the mudguard (3) is arranged on the frame (8).