CN216437935U - Ditching chain with soil taking function for straw returning machine - Google Patents
Ditching chain with soil taking function for straw returning machine Download PDFInfo
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- CN216437935U CN216437935U CN202122850769.0U CN202122850769U CN216437935U CN 216437935 U CN216437935 U CN 216437935U CN 202122850769 U CN202122850769 U CN 202122850769U CN 216437935 U CN216437935 U CN 216437935U
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Abstract
A ditching chain with a soil taking function for a straw returning machine is characterized in that the ditching chain drives a chain to rotate through chain wheels at two ends of a support, cutter holders uniformly and fixedly connected with two sides of the chain are used for installing ditching cutters, the ditching cutters are pulled by the chain to move to form deep ditches for burying soil on the surface of the soil, meanwhile, soil taking cutters are arranged between the ditching cutters, a soil taking groove part is formed in the upper end of a vertical plate of each soil taking cutter, blade-shaped side plates on two sides of the soil taking groove part can not only dig soil and loosen the soil and assist in ditching operation of the ditching cutters, but also can gather the dug soil into the soil taking groove, and the collected soil is taken out upwards to be mixed with straws in the straw returning machine along with the rotation of the chain; the ditching chain is used for ditching a groove for burying straws on the ground surface, so that the organic matter content of deep soil is improved, soil taking operation can be carried out while ditching is carried out, and the rotten speed of the straws can be accelerated when the taken soil is mixed into the straws.
Description
Technical Field
The utility model relates to the technical field of straw returning equipment, in particular to a ditching chain with a soil taking function for a straw returning machine.
Background
Returning straws to the field is a method for applying straws (corn straws, sorghum straws and the like) which are not suitable for being directly used as feed to soil directly or after being stacked and decomposed, so that the straw returning not only avoids air pollution caused by straw burning, but also can increase soil organic matters, improve soil structure, loosen soil, increase porosity, reduce capacity and promote microbial activity and crop root system development.
The existing straw returning machine mainly comprises the steps that straws are smashed and then thrown to the surface of a cultivated land or are shallowly buried in the ground surface, the straw rotting difficulty exists in the returning mode, particularly in arid areas, due to the fact that precipitation is small, surface soil is dry and more unfavorable for straw rotting, too many straws which are not completely rotted can be accumulated on the surface of the soil, during sowing operation, a large amount of straws which are not rotted can be accumulated at a furrow plough, the passing performance of a seeder is poor, and normal emergence of seeds in the next year can be influenced. In addition, after the straws distributed on the soil surface are decomposed, organic matters mainly exist on the soil surface, and the action on the organic matter content of deep soil is not obvious. Therefore, it is necessary to design a furrowing device for a straw returning machine to form a deep groove on the ground surface and bury the straws in the deep groove, so as to accelerate the decomposition speed of the straws and improve the organic matter content of deep soil.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a ditching chain with a soil taking function for a straw returning machine.
The technical scheme of the utility model is as follows: the utility model provides a take ditching chain of function of fetching earth for straw returning machine, includes the chain of being connected between drive sprocket and driven sprocket, drive sprocket and the driven sprocket at sprocket support both ends through the shaft rotation, characterized by:
the utility model discloses a chain, including the chain, the round pin axle both ends of chain are the lateral surface of the outer link joint in both sides respectively protrusion, fixedly connected with blade holder between the protrusion of two round pin axle outer ends on the inner link joint, equal alternative fixedly connected with ditching sword and the platelike sword of fetching earth of L shape on the blade holder of chain both sides, it sets up with outer link joint parallel arrangement to fetch earth sword, horizontal board and blade holder fixed connection of the sword lower part of fetching earth, the outer link joint of chain is outwards stretched out perpendicularly to the vertical board of the sword of fetching earth, the inboard of vertical board outer end is equipped with the groove portion of fetching earth, the square bottom plate and the vertical board of this groove portion of fetching earth set up perpendicularly, the length direction symmetry of vertical board is followed to the both sides of bottom plate is equipped with two cutting edge form curb plates, the lateral surface of cutting edge form curb plate and the lateral surface parallel and level of bottom plate, be equipped with contained angle alpha between medial surface and the bottom plate.
Preferably, the ditching sword include integrated into one piece's link plate portion and arc curved sword portion, link plate portion and blade holder fixed connection, the outer link joint of chain is outwards stretched out in arc curved sword portion, the ditching sword of chain both sides sets up in opposite directions.
Preferably, the ditching knives on two sides of the chain are arranged in a staggered mode, and the soil taking knives on two sides are arranged in a staggered mode.
Preferably, the soil sampling knives are arranged two by two adjacent to each other to form a soil sampling knife group, and the soil sampling knife group and the ditching knives are alternately and fixedly connected on the knife holder.
Preferably, the tool holders on two sides of the chain are provided with a ditching tool and a soil sampling tool at intervals.
Preferably, the tool apron is of a square plate shape, the two ends of the lower portion of the tool apron are provided with a round hole A and a pin shaft in interference fit, the two ends of the upper portion of the tool apron are provided with two round holes B, the two ends of the transverse plate are provided with a round hole C corresponding to the round hole B, and the two ends of the connecting plate portion are provided with round holes D corresponding to the round holes B.
Preferably, the included angle between the inner side surface of the blade-shaped side plate and the bottom plate is set to be more than or equal to 120 degrees and less than or equal to 135 degrees.
The beneficial technical effects of the utility model are as follows:
a ditching chain with a soil taking function for a straw returning machine is characterized in that the ditching chain drives a chain to rotate through chain wheels at two ends of a support, cutter holders uniformly and fixedly connected with two sides of the chain are used for installing ditching cutters, the ditching cutters are pulled by the chain to move to form deep ditches for burying soil on the surface of the soil, meanwhile, soil taking cutters are arranged between the ditching cutters, a soil taking groove part is formed in the upper end of a vertical plate of each soil taking cutter, blade-shaped side plates on two sides of the soil taking groove part can not only dig soil and loosen the soil and assist in ditching operation of the ditching cutters, but also can gather the dug soil into the soil taking groove, and the collected soil is taken out upwards to be mixed with straws in the straw returning machine along with the rotation of the chain; the ditching chain is used for ditching a groove for burying straws on the ground surface, so that the organic matter content of deep soil is improved, soil taking operation can be carried out while ditching is carried out, and the rotten speed of the straws can be accelerated when the taken soil is mixed into the straws.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic perspective view of a section of chain according to the present invention;
FIG. 4 is a schematic perspective view of the soil-sampling blade of the present invention;
FIG. 5 is a schematic top view of the structure of FIG. 4;
fig. 6 is a perspective view of the trenching knife of the present invention.
In the figure, 11, a chain wheel bracket, 111, a driving chain wheel, 112, a driven chain wheel, 12, a chain, 121, a pin shaft, 122, an outer chain plate, 123, an inner chain plate, 13, a tool apron, 131, a round hole A, 132, a round hole B, 14, a soil taking knife, 141, a transverse plate, 1411, a round hole C, 142, a vertical plate, 143, a soil taking groove part, 144, a bottom plate, 145, a blade-shaped side plate, 15, a ditching knife, 151, an arc-shaped knife bending part, 152, a connecting plate part and 1521, a round hole T are arranged.
Detailed Description
In the first embodiment, referring to the attached drawings 1-6 of the specification, the ditching chain with the soil taking function for the straw returning machine comprises a driving chain wheel and a driven chain wheel which are rotationally connected with two ends of a chain wheel bracket through a wheel shaft, and a chain connected between the driving chain wheel and the driven chain wheel;
the two ends of a pin shaft of the chain respectively protrude out of the outer side faces of the outer chain plates at the two sides, a cutter holder is fixedly connected between the protruding parts of the outer ends of the two pin shafts on the inner chain plate, ditching cutters and L-shaped plate-shaped soil-taking cutters are fixedly connected on the cutter holders at the two sides of the chain in an alternating mode, the cutter holders can be used for improving the connection strength between the ditching cutters and the soil-taking cutters and the chain, loosening, falling and the like are not prone to occurring, the stability and safety of ditching operation are improved, the soil-taking cutters and the outer chain plates are arranged in parallel, a transverse plate at the lower portion of the soil-taking cutters is fixedly connected with the cutter holders, a vertical plate of the soil-taking cutters extends outwards and vertically out of the outer chain plate of the chain, a soil-taking groove portion is arranged on the inner side of the outer end of the vertical plate, a square bottom plate and the vertical plate of the soil-taking groove portion are vertically arranged, two side plates are symmetrically arranged along the length direction of the vertical plate, the two side plates can play a soil-digging effect, and the outer side faces of the soil-digging side plates are flush with the outer side face of the bottom plate, an included angle alpha is arranged between the inner side face and the bottom plate, the included angle is set to be more than or equal to 120 degrees and less than or equal to 135 degrees, the included angle forms the soil taking groove into a trapezoidal opening shape in section, soil can be planed and loosened, and soil can be conveniently gathered in the soil taking groove.
The soil sampling cutter comprises an integrally formed connecting plate part and an arc-shaped cutter bending part, the connecting plate part is fixedly connected with the cutter holder, the arc-shaped cutter bending part outwards extends out of an outer chain plate of the chain, and the soil sampling cutters at two sides of the chain are oppositely arranged.
The ditching cutters on the two sides of the chain are arranged in a staggered mode, the soil taking cutters on the two sides are arranged in a staggered mode, soil is not prone to being blocked between the ditching cutters on the two sides in the staggered mode, and ditching efficiency is high and ditching effect is good.
The soil taking knives are arranged two by two adjacent to form a soil taking knife set, the soil taking knife set and the ditching knives are alternately and fixedly connected on the knife holder, more soil taking knives are arranged to increase the soil taking amount, and the mixing proportion of soil and straws is ensured.
The ditching cutters and the soil taking cutters are arranged on the cutter seats on the two sides of the chain at intervals, and the mounting quantity of the ditching cutters and the soil taking cutters is selected according to conditions such as hardness, humidity and the like of soil, so that the optimal ditching and soil taking effect is achieved.
The utility model discloses a digger, including blade holder, horizontal board, connecting plate portion, blade holder, round hole second, round hole third, round hole fourth, the blade holder be set up to square plate shape, the both ends of blade holder lower part are equipped with round hole first and round pin axle interference fit, the both ends on blade holder upper portion are equipped with two round hole second, the both ends of horizontal board are equipped with the round hole third that corresponds with round hole second, the both ends of connecting plate portion are equipped with the round hole T that corresponds with round hole second, pass through bolt fixed connection, convenient to detach maintains between the round hole on blade holder and the sword of fetching earth, the ditching sword.
The using process of the utility model is as follows: when the ditching chain is used for ditching and soil taking, the power device drives the chain to rotate through the driving chain wheel, the ditching knives on two sides rotate along with the chain, after the front end of the ditching chain is contacted with the ground surface, the ditching knives open deep ditches for burying soil on the soil surface, meanwhile, the soil taking knives between the ditching knives move along with the chain, the blade-shaped side plates on two sides of the soil taking groove on the upper part of the soil taking knife can dig soil and loosen the soil, the ditching operation of the ditching knives is assisted, the dug soil can be gathered in the soil taking groove, and the collected soil is continuously sent out upwards along with the rotation of the chain and is mixed with straws in the straw returning machine; the ditching chain is used for ditching a groove for burying straws on the ground surface, so that the organic matter content of deep soil is improved, soil taking operation can be carried out while ditching is carried out, and the rotten speed of the straws can be accelerated when the taken soil is mixed into the straws.
Claims (7)
1. The utility model provides a take ditching chain of function of fetching earth for straw returning machine, includes the chain of being connected between drive sprocket and driven sprocket, drive sprocket and the driven sprocket at sprocket support both ends through the shaft rotation, characterized by:
the utility model discloses a chain, including the chain, the round pin axle both ends of chain are the lateral surface of the outer link joint in both sides respectively protrusion, fixedly connected with blade holder between the protrusion of two round pin axle outer ends on the inner link joint, equal alternative fixedly connected with ditching sword and the platelike sword of fetching earth of L shape on the blade holder of chain both sides, it sets up with outer link joint parallel arrangement to fetch earth sword, horizontal board and blade holder fixed connection of the sword lower part of fetching earth, the outer link joint of chain is outwards stretched out perpendicularly to the vertical board of the sword of fetching earth, the inboard of vertical board outer end is equipped with the groove portion of fetching earth, the square bottom plate and the vertical board of this groove portion of fetching earth set up perpendicularly, the length direction symmetry of vertical board is followed to the both sides of bottom plate is equipped with two cutting edge form curb plates, the lateral surface of cutting edge form curb plate and the lateral surface parallel and level of bottom plate, be equipped with contained angle alpha between medial surface and the bottom plate.
2. The furrowing chain with the soil sampling function for the straw returning machine as claimed in claim 1, which is characterized in that: the ditching sword include integrated into one piece's connection board portion and arc curved sword portion, connection board portion and blade holder fixed connection, the outer link joint of chain is outwards stretched out in arc curved sword portion, the ditching sword of chain both sides sets up in opposite directions.
3. The furrowing chain with the soil sampling function for the straw returning machine as claimed in claim 1, which is characterized in that: the ditching cutters at two sides of the chain are arranged in a staggered mode, and the soil taking cutters at two sides are arranged in a staggered mode.
4. The furrowing chain with the soil sampling function for the straw returning machine as claimed in claim 3, wherein the furrowing chain comprises: the soil sampling knives are arranged two by two adjacent to form a soil sampling knife group, and the soil sampling knife group and the ditching knives are alternately and fixedly connected on the knife holder.
5. The furrowing chain with the soil sampling function for the straw returning machine as claimed in claim 4, wherein: and the tool holders on the two sides of the chain are provided with a ditching tool and a soil sampling tool at intervals.
6. The furrowing chain with the soil sampling function for the straw returning machine as claimed in claim 1, which is characterized in that: the tool apron is of a square plate shape, round holes A and a pin shaft are arranged at two ends of the lower portion of the tool apron in interference fit, two round holes B are arranged at two ends of the upper portion of the tool apron, round holes C corresponding to the round holes B are arranged at two ends of the transverse plate, and round holes D corresponding to the round holes B are arranged at two ends of the connecting plate portion.
7. The furrowing chain with the soil sampling function for the straw returning machine as claimed in claim 1, which is characterized in that: the included angle between the inner side surface of the blade-shaped side plate and the bottom plate is set to be more than or equal to 120 degrees and less than or equal to 135 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122850769.0U CN216437935U (en) | 2021-11-20 | 2021-11-20 | Ditching chain with soil taking function for straw returning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122850769.0U CN216437935U (en) | 2021-11-20 | 2021-11-20 | Ditching chain with soil taking function for straw returning machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216437935U true CN216437935U (en) | 2022-05-06 |
Family
ID=81354181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122850769.0U Active CN216437935U (en) | 2021-11-20 | 2021-11-20 | Ditching chain with soil taking function for straw returning machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216437935U (en) |
-
2021
- 2021-11-20 CN CN202122850769.0U patent/CN216437935U/en active Active
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