CN115380642A - Ditching and ridging device suitable for cold waterlogged paddy field - Google Patents
Ditching and ridging device suitable for cold waterlogged paddy field Download PDFInfo
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- CN115380642A CN115380642A CN202210960058.5A CN202210960058A CN115380642A CN 115380642 A CN115380642 A CN 115380642A CN 202210960058 A CN202210960058 A CN 202210960058A CN 115380642 A CN115380642 A CN 115380642A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B49/00—Combined machines
- A01B49/02—Combined machines with two or more soil-working tools of different kind
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B13/00—Ploughs or like machines for special purposes ; Ditch diggers, trench ploughs, forestry ploughs, ploughs for land or marsh reclamation
- A01B13/02—Ploughs or like machines for special purposes ; Ditch diggers, trench ploughs, forestry ploughs, ploughs for land or marsh reclamation for making or working ridges, e.g. with symmetrically arranged mouldboards, e.g. ridging plough
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
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- Soil Working Implements (AREA)
Abstract
The invention relates to a ditching and ridging device suitable for a cold waterlogged paddy field, which comprises a rack, wherein a front plough component is arranged on the front side of the bottom of the rack, a rotary tillage component is arranged on the middle side of the rack, a leveling component and a ditching component are arranged on the rear side of the bottom of the rack, a suspension bracket and a transmission component are arranged on the front side of the top of the rack, the transmission component is respectively connected with the rotary tillage component and the ditching component, and the transmission component is externally connected with a power transmission device to drive the rotary tillage component and the ditching component to rotate; the front plough assembly is used for opening ditches at the front side of the frame to break soil and opening a plurality of front ditches with the depth larger than the furrow; the rotary tillage assembly is used for cutting soil on the ridge surface and in the front ditch; the ditching assembly is used for compacting the ditch wall and the ditch bottom of the front ditch, and the leveling assembly is used for leveling the ridge surface to obtain furrows and ridge bodies. The invention is suitable for ditching and ridging operation of cold waterlogged paddy fields, is a rotary plow roller combined active ditching device, can complete rotary tillage, ditching and ridge surface leveling simultaneously in one-step operation, and realizes multifunctional combined operation.
Description
Technical Field
The invention relates to the technical field of agricultural machinery intertillage land preparation machinery, in particular to a ditching and ridging device suitable for a cold waterlogged paddy field.
Background
The cold waterlogged paddy field is soaked in water for a long time, and has the characteristics of low content of available nutrients, poor nutrient activation degree, more toxic substance accumulation, low temperature and the like, so that the problems of poor development of rice root systems, reduction of tillering, poor nutrient absorption, low yield and the like are caused. The area of the existing cold waterlogged paddy field in China reaches 346 kilohm 2 The low-lying land sections widely distributed in valley lands and hilly ridge fields of mountain areas of southern provinces account for 15.07 percent of the total area of the national paddy fields and account for 44.20 percent of the total area of the low-yield paddy fields, wherein the area of the cold-waterlogged paddy field of Hubei province is 29.5 ten thousand hm 2 The rice field area of the whole province is 14.47%, the yield increase potential of the cold waterlogged paddy field is huge, the improvement of the cold waterlogged paddy field is an effective way for ensuring the grain safety of China, and the productivity of the cold waterlogged paddy field can be greatly improved.
Tests show that the ridge culture can reduce toxic reducing substances, reduce the volume weight of soil, increase the air permeability of the soil and improve the water temperature, and a good soil structure is formed, so that the rice yield is improved. The traditional paddy field operation machine only comprises a rotary tillage device and a leveling device, and although the dry land operation machine is provided with the rotary tillage device, the ditching device and the leveling device, the problems of unstable ditch shape, easy soil backflow, low ridge surface flatness and the like exist after cold-soaking field operation, and the agricultural requirement of direct seeding and planting of paddy rice in the cold-soaking field cannot be met. In order to solve the technical problem, the rotary-plow combined ditching device is designed to adapt to the working condition of the cold waterlogged paddy field with high soil mobility.
Disclosure of Invention
The invention aims to solve the technical problems and provides a ditching and ridging device suitable for a cold waterlogged paddy field so as to solve the problems of unstable ditch shape, soil backflow and uneven ridge surface of the existing machine after the cold waterlogged paddy field operation.
In order to solve the technical problems, the invention adopts the following technical scheme:
a ditching and ridging device suitable for a cold waterlogged paddy field comprises a rack, wherein a front plough component is arranged on the front side of the bottom of the rack, a rotary tillage component is arranged on the middle side of the rack, a leveling component and a ditching component are arranged on the rear side of the bottom of the rack, a suspension bracket and a transmission component are arranged on the front side of the top of the rack, the transmission component is respectively connected with the rotary tillage component and the ditching component, and the transmission component is externally connected with a power transmission device to drive the rotary tillage component and the ditching component to rotate;
the front plough assembly is used for ditching and breaking soil at the front side of the frame and ditching a plurality of front ditches with depth larger than that of the furrows;
the rotary tillage assembly is used for cutting soil on the ridge surface and in the front ditch;
the ditching assembly is used for compacting the ditch wall and the ditch bottom of the front ditch, and the leveling assembly is used for leveling the ridge surface to obtain a furrow and a ridge body.
Furthermore, the front plough component comprises a side edge front plough, and the left side and the right side of the front side of the rack are both provided with one side edge front plough;
the ditching subassembly includes pivot and side ditching roller, the pivot transversely sets up in frame bottom rear side, and the left and right sides of pivot sets up respectively in the left and right sides of frame, the pivot is connected with drive assembly, the left and right sides of pivot is provided with a side ditching roller respectively.
Furthermore, the leveling assembly comprises a soil retaining plate, a soil dragging plate and a profiling unit, the top end of the soil dragging plate is hinged to the bottom end of the soil retaining plate, an included angle between the soil retaining plate and the ridge surface is 55-60 degrees, an included angle between the front end of the soil dragging plate and the ridge surface is 15-20 degrees, the rear end of the soil dragging plate is parallel to the ridge surface, a plurality of furrow openers are transversely and uniformly arranged on the lower surface of the soil dragging plate, the soil retaining plate and the soil dragging plate are arranged on the rear side of the bottom of the rack through the profiling unit, and the soil dragging plate can drive the profiling unit to contract or extend by rotating upwards or downwards in a vertical plane;
the left and right sides of the soil retaining plate and the soil dragging plate are matched with the side ditching rollers.
Furthermore, the front plough assembly also comprises a middle front plough, and the middle front plough is detachably arranged in the middle of the front side of the frame;
the rotary shaft comprises two side shafts, a first intermediate shaft or a second intermediate shaft is detachably arranged between the two side shafts, the left end and the right end of the first intermediate shaft or the second intermediate shaft are connected with the side shafts through connecting discs, the side ditching rollers are arranged on the side shafts, and the middle part of the first intermediate shaft is provided with a middle ditching roller;
the middle part of retaining the native board seted up with middle ditching roller complex recess, can dismantle in the recess and be provided with middle fender native board, the board that drags soil includes left side drag soil board and right side drag soil board, the front end of left side drag soil board and right side drag soil board hinges respectively in the rear end of retaining the native board and is located the left and right sides of recess, be provided with between left side drag soil board and the right side drag soil board with middle ditching roller complex clearance, can dismantle in the clearance and be provided with middle drag soil board.
Furthermore, the middle ditching roller is a cylindrical barrel with conical surfaces on the left side and the right side, the side ditching roller is a cylindrical barrel with conical surfaces on one of the left side and the right side, and the side of the side ditching roller facing the middle of the rack is a conical surface.
Further, the profile modeling unit includes sleeve, connecting plate and T shape threaded rod, telescopic top articulates in the rear side of frame, and telescopic bottom articulates in the upper surface that keeps off the earth board, the bottom of T shape threaded rod is the stub and articulates in the upper surface that drags the soil board, telescopic middle part is located to the front end cover of connecting plate, and the top of T shape threaded rod is located to the rear end cover of connecting plate, the top that the top of T shape threaded rod is located the connecting plate is provided with the nut, the telescopic outside is located the top and the below of connecting plate and is provided with first spring and second spring respectively, the top and the bottom of first spring are connected respectively in telescopic top and the upper surface of connecting plate, the top and the bottom of second spring are connected respectively in the lower surface and the telescopic bottom of connecting plate, the outside of T shape threaded rod is provided with the third spring, the top and the bottom of third spring are connected respectively in the lower surface of connecting plate and the bottom of T shape threaded rod.
Furthermore, the left and right sides of the front end of the furrow opener are provided with soil breaking surfaces, the left and right sides of the rear end of the furrow opener are provided with shaping surfaces, the soil breaking surfaces and the shaping surfaces on the same side are connected with each other, the left and right sides of the top of the furrow opener are provided with connecting side plates, and the furrow opener is fixed on the lower surface of the soil dragging plate through the connecting side plates.
Furthermore, the rotary tillage component comprises two rotary tillage cutter shafts and rotary tillage cutters, the rotary tillage cutter shafts are transversely arranged in the middle of the lower portion of the rack, the two rotary tillage cutter shafts are respectively arranged on the left side and the right side of the rack, the axes of the two rotary tillage cutter shafts are overlapped, the two rotary tillage cutter shafts are both connected with the transmission component, a plurality of cutter holders are uniformly arranged on the outer sides of the rotary tillage cutter shafts, and each cutter holder is provided with one rotary tillage cutter;
the end, far away from the rotary blade shaft, of the rotary blade at the right end of the rotary blade shaft on the right side of the rack is bent towards the left side, the end, far away from the rotary blade shaft, of the rotary blade at the left end of the rotary blade shaft on the left side of the rack is bent towards the right side, and the bent rotary blade is used for cutting soil in the front ditch on the corresponding side and throwing the soil in the front ditch onto the ridge surface through rotation.
Further, drive assembly includes gear box, transmission shaft, first sprocket and second sprocket, the gear box sets up in the top front side of frame, the one end and the gear box of transmission shaft are connected, and the other end sets up in the side of frame, first sprocket sets up and is connected with the transmission shaft with the outside of frame, the second sprocket sets up in the outside of frame and is connected with the pivot, first sprocket and second sprocket are in same vertical plane, first sprocket and second sprocket pass through the chain and are connected, the rotary tillage arbor all is connected with the gear box.
After the technical scheme is adopted, compared with the prior art, the invention has the following advantages:
the invention is suitable for ditching and ridging operation of cold waterlogged paddy fields, is a plough and rotary roller combined active ditching device, can complete rotary tillage, ditching and ridge surface leveling simultaneously in one-time operation, realizes multifunctional combined operation, and has high operation quality and efficiency;
the middle retaining plate and the middle soil-pulling plate can be detached and the middle front plough is installed after the first middle shaft and the second middle shaft are replaced, so that single ridge or double ridges can be formed after one-time operation, and different agricultural planting requirements can be met;
when the rotary tillage machine works, the front plow is used for digging a front ditch, soil in the ditch and on the ridge surface is cut through the rotary tillage assembly, the soil in the ditch is thrown onto the ridge surface to clean the ditch bottom and reduce the working resistance, and the ditching roller is actively rotated to extrude the ditch wall and the ditch bottom to stabilize the ditch shape, improve the stability of the furrow and avoid soil backflow;
the soil retaining plate, the soil dragging plate and the ditching roller are matched to form a relatively closed space, a stable ridge body can be obtained after operation, and the soil dragging plate and the ditcher can float up and down along the ridge surface through the profiling unit to adapt to the change of the ridge surface;
the invention can form a plurality of small ditches on the ridge surface through the furrow opener, and is beneficial to discharging water on the ridge surface into the ditches in time.
The present invention will be described in detail below with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of another embodiment of the present invention;
FIG. 3 is an enlarged view of FIG. 2 at A;
FIG. 4 is an enlarged view of FIG. 1 at B;
FIG. 5 is a schematic cross-sectional view of the present invention;
FIG. 6 is a schematic perspective view of the leveling assembly of the present invention (with the profiling unit omitted);
FIG. 7 is a schematic perspective view of the first intermediate shaft mounted in the middle of the rotating shaft according to the present invention;
FIG. 8 is a schematic perspective view of the second intermediate shaft mounted in the middle of the rotating shaft according to the present invention;
FIG. 9 is a schematic perspective view of a furrow opener of the present invention;
FIG. 10 is a left side elevational view of a furrow opener of the present invention;
FIG. 11 is a top view of a furrow opener of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a frame; 11. a suspension bracket; 21. side front plows; 22. a middle front plough; 31. a rotating shaft; 311. a side shaft; 312. a first intermediate shaft; 313. a second intermediate shaft; 314. a connecting disc; 32. a side ditching roller; 33. a middle ditching roller; 41. a soil guard plate; 411. a middle earth-retaining plate; 42. a soil-pulling plate; 421. a left side soil pulling plate; 422. a right side soil pulling plate; 423. a middle trailing board; 43. a profiling unit; 431. a sleeve; 432. a connecting plate; 433. a T-shaped threaded rod; 434. a first spring; 435. a second spring; 436. a third spring; 5. a furrow opener; 51. breaking soil; 52. shaping the surface; 53. connecting the side plates; 61. a rotary tillage cutter shaft; 62. a rotary blade; 71. a gear case; 72. a drive shaft; 73. a first sprocket; 74. a second sprocket; 75. and a chain.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1, 2 and 3, a ditching and ridging device suitable for a cold waterlogged paddy field comprises a frame 1, wherein a front plough component is arranged on the front side of the bottom of the frame 1, a rotary tillage component is arranged on the middle side of the frame 1, a leveling component and a ditching component are arranged on the rear side of the bottom of the frame 1, a suspension bracket 11 and a transmission component are arranged on the front side of the top of the frame 1, the transmission component is respectively connected with the rotary tillage component and the ditching component, and the transmission component is externally connected with a power transmission device to drive the rotary tillage component and the ditching component to rotate;
the front plough assembly is used for ditching and breaking soil on the front side of the frame 1 and ditching a plurality of front ditches with depth larger than that of the furrows;
the rotary tillage assembly is used for cutting soil on the ridge surface and in the front ditch;
the ditching assembly is used for compacting the ditch wall and the ditch bottom of the front ditch, and the leveling assembly is used for leveling the ridge surface to obtain a furrow and a ridge body.
In one embodiment, the front plough assembly comprises a side front plough 21, and the left side and the right side of the front side of the frame 1 are both provided with one side front plough 21;
the ditching subassembly includes pivot 31 and side ditching roller 32, pivot 31 transversely sets up in frame 1 bottom rear side, and the left and right sides of pivot 31 sets up respectively in the left and right sides of frame 1, pivot 31 is connected with drive assembly, the left and right sides of pivot 31 is provided with a side ditching roller 32 respectively.
As shown in fig. 1 and 4, as an embodiment, the leveling assembly includes a soil retaining plate 41, a soil dragging plate 42 and a profiling unit 43, the top end of the soil dragging plate 42 is hinged to the bottom end of the soil retaining plate 41, the included angle between the soil retaining plate 41 and the ridge surface is 55 to 60 °, the included angle between the front end of the soil dragging plate 42 and the ridge surface is 15 to 20 °, the rear end of the soil dragging plate 42 is parallel to the ridge surface, the lower surface of the soil dragging plate 42 is uniformly provided with a plurality of furrow openers 5 along the transverse direction, the soil retaining plate 41 and the soil dragging plate 42 are arranged at the rear side of the bottom of the frame 1 through the profiling unit 43, and the soil dragging plate 42 drives the profiling unit 43 to contract or extend by rotating upwards or downwards in the vertical plane;
the left and right sides of the soil guard plate 41 and the drag plate 42 cooperate with the side opening rolls 32.
As shown in fig. 3, the front plough assembly further comprises an intermediate front plough 22, and the intermediate front plough 22 is detachably arranged at the middle part of the front side of the frame 1;
the rotating shaft 31 comprises two side shafts 311, a first intermediate shaft 312 or a second intermediate shaft 313 is detachably arranged between the two side shafts 311, the left end and the right end of the first intermediate shaft 312 or the second intermediate shaft 313 are connected with the side shafts 311 through connecting discs 314, the side ditching rollers 32 are arranged on the side shafts 311, and the middle part of the first intermediate shaft 312 is provided with a middle ditching roller 33;
as shown in fig. 6, a groove matched with the middle ditching roller 33 is formed in the middle of the soil retaining plate 41, a middle soil retaining plate 411 is detachably arranged in the groove, the soil dragging plate 42 comprises a left soil dragging plate 421 and a right soil dragging plate 422, the front ends of the left soil dragging plate 421 and the right soil dragging plate 422 are respectively hinged to the rear end of the soil retaining plate 41 and located on the left side and the right side of the groove, a gap matched with the middle ditching roller 33 is formed between the left soil dragging plate 421 and the right soil dragging plate 422, and a middle soil dragging plate 423 is detachably arranged in the gap.
As shown in fig. 7 and 8, in one embodiment, the middle opening roller 33 is formed in a cylindrical tube having tapered surfaces on both left and right sides, the side opening roller 32 is formed in a cylindrical tube having a tapered surface on one of left and right sides, and the side opening roller 32 is formed in a tapered surface on a side facing the middle of the machine frame 1.
As shown in fig. 4 and 5, as an embodiment, the profiling unit 43 includes a sleeve 431, a connecting plate 432, and a T-shaped threaded rod 433, a top end of the sleeve 431 is hinged to the rear side of the frame 1, a bottom end of the sleeve 431 is hinged to the upper surface of the soil retaining plate 41, a bottom end of the T-shaped threaded rod 433 is a short end and is hinged to the upper surface of the soil pulling plate 42, a front end of the connecting plate 432 is sleeved on the middle portion of the sleeve 431, a rear end of the connecting plate 432 is sleeved on the top of the T-shaped threaded rod 433, a top end of the T-shaped threaded rod 433 is provided above the connecting plate 432 with a nut, an outer side of the sleeve 431 is provided above and below the connecting plate 432 with a first spring 434 and a second spring 435, a top end and a bottom end of the first spring 434 are connected to the top end of the sleeve 431 and the upper surface of the connecting plate 432, a top end and a bottom end of the second spring 435 are connected to the lower surface of the connecting plate 432 and the bottom end of the sleeve 431, respectively, a top end and a bottom end of the third spring 436 are connected to the lower surface of the connecting plate 432 and the bottom end of the T-shaped threaded rod 433, respectively.
As shown in fig. 9, 10 and 11, in one embodiment, soil breaking surfaces 51 are provided on both left and right sides of the front end of the furrow opener 5, shaping surfaces 52 are provided on both left and right sides of the rear end of the furrow opener 5, the soil breaking surfaces 51 and the shaping surfaces 52 on the same side are connected to each other, connecting side plates 53 are provided on both left and right sides of the top of the furrow opener 5, and the furrow opener 5 is fixed to the lower surface of the soil pulling plate 42 by the connecting side plates 53.
As shown in fig. 2 and fig. 5, as an embodiment, the rotary tillage assembly includes two rotary tillage cutter shafts 61 and rotary tillage blades 62, the rotary tillage cutter shafts 61 are both transversely disposed at the lower middle part of the frame 1, the two rotary tillage cutter shafts 61 are respectively disposed at the left and right sides of the frame 1, the axes of the two rotary tillage cutter shafts 61 are overlapped, the two rotary tillage cutter shafts 61 are both connected with the transmission assembly, a plurality of cutter seats are uniformly disposed at the outer side of the rotary tillage cutter shafts 61, each cutter seat is provided with one rotary tillage blade 62, and one end of the rotary tillage blade 62 at the right end of the rotary tillage cutter shaft 61 at the right side of the frame 1, which is far away from the rotary tillage cutter shaft 61, is bent to the left side;
the end of the rotary blade 62 at the left end of the rotary blade shaft 61 on the left side of the frame 1, which is far away from the rotary blade shaft 61, is bent to the right side, so that the cutter heads of the rotary blades 62 at the left end and the right end of the rotary blade shaft 61 face, and the bent rotary blades 62 are used for cutting the soil in the front ditch on the corresponding side and throwing the soil in the front ditch onto the ridge surface through rotation.
As shown in fig. 1 and 3, as an embodiment, the transmission assembly includes a gear box 71, a transmission shaft 72, a first sprocket 73 and a second sprocket 74, the gear box 71 is disposed on the front side of the top of the frame 1, one end of the transmission shaft 72 is connected to the gear box 71, the other end is disposed on the side of the frame 1, the first sprocket 73 is disposed on the outer side of the frame 1 and connected to the transmission shaft 72, the second sprocket 74 is disposed on the outer side of the frame 1 and connected to the rotating shaft 31, the first sprocket 73 and the second sprocket 74 are located in the same vertical plane, the first sprocket 73 and the second sprocket 74 are connected by a chain 75, and the rotary blade shaft 61 is connected to the gear box 71.
The working process of the invention is as follows:
front-end work: the frame is connected with a tractor through the suspension bracket 11, the input end of the gear box 71 is connected with the tractor PTO through a universal joint, power is provided through the tractor PTO, on one hand, power is transmitted to the rotary tillage cutter shaft 61 to complete rotary tillage operation, on the other hand, power is transmitted to the first chain wheel 73 through the transmission shaft 72, and then power is transmitted to the second chain wheel 74 through the chain 75 to drive the ditching assembly to complete ditching operation;
when double ridges need to be formed, the middle soil retaining plate 411 and the middle soil dragging plate 423 are disassembled, the first middle shaft 312 and the middle ditching roller 33 are installed between the two side shafts 311, and the middle front plough 22 is installed in the middle of the front side of the frame 1, so that double ridge forming operation can be performed; when single ridge forming is needed, a middle soil retaining plate 411 and a middle soil dragging plate 423 are installed, a second middle shaft 313 is installed between the two side shafts 311, and the middle front plough 22 in the middle of the front side of the frame 1 is disassembled, so that single ridge forming operation can be carried out;
in the embodiment, the size of the ditching roller is designed according to technical rules for mechanical ridging of rice in cold waterlogged paddy field, the inner diameter of the side ditching roller 32 and the middle ditching roller 33 is 8cm, the outer diameter is 56cm, the height of a cylinder is 10cm, the height of a conical surface is 10cm, the width of the bottom of the ditch after ditching is 10cm, the width of the middle ditch surface is 25-30 cm, the widths of the ditch surfaces at two sides are 18-20 cm, and the depth of the ditch is 15-20 cm; when double ridges are formed, the trapezoidal size of the cross section of each ridge is 75-80 cm from the upper bottom and 97cm from the lower bottom, and when single ridges are formed, the trapezoidal size of the cross section of each ridge is 182-188 cm from the upper bottom and 203cm from the lower bottom; the ditch depth of the ditch dug by the ditcher 5 is 5cm, the ditch bottom width is 3cm, and the ditch top width is 6cm;
in the case of working (explanation of double-ridge forming work): the machine frame 1 is driven by a tractor to move forwards, and ditching and soil breaking are carried out by the side front plough 21 and the middle front plough 22 to obtain three front ditches, wherein the depth of each front ditch is greater than that of each furrow, so that pre-ditching is realized;
the gear box 71 drives the rotary blade shaft 61 and the rotary blades 62 to rotate, the rotary blades 62 in the middle of the rotary blade shaft 61 chop soil on ridge surfaces, the rotary blades 62 at the right end of the rotary blade shaft 61 on the right side of the rack 1 and the rotary blades 62 at the left end of the rotary blade shaft 61 on the left side of the rack 1 chop soil in front ditches on the left and right sides, and throw the soil in the front ditches on the left and right sides onto the ridge surfaces to clean ditch bottoms and reduce ditching resistance;
the soil retaining plate 41 shields soil which is rotated and thrown out by the rotary tillage cutter, the ridge surface is pre-leveled, the side ditching rollers 32 and the middle ditching rollers 33 actively rotate and squeeze the ditch wall and the ditch bottom of the front ditch to stabilize the ditch shape to form a furrow, meanwhile, the soil dragging plate 41 and the ditching rollers are matched to form a closed space, and the soil on the ridge surface is leveled and pressed by the soil dragging plate 41 to form a ridge body;
when the leveling component works, the leveling component vertically floats to level the ridge surface along with the change of the ditching depth through the matching of the profiling unit 43;
the furrow opener 5 at the rear end of the soil dragging plate 41 opens a plurality of small ditches on the ridge surface.
The foregoing is illustrative of the best mode of the invention and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The protection scope of the present invention is subject to the content of the claims, and any equivalent changes based on the technical teaching of the present invention are also within the protection scope of the present invention.
Claims (9)
1. The ditching and ridging device suitable for the cold waterlogged paddy field is characterized by comprising a rack (1), wherein a front plough component is arranged on the front side of the bottom of the rack (1), a rotary tillage component is arranged on the middle side of the rack (1), a leveling component and a ditching component are arranged on the rear side of the bottom of the rack (1), a suspension bracket (11) and a transmission component are arranged on the front side of the top of the rack (1), the transmission component is respectively connected with the rotary tillage component and the ditching component, and the transmission component is externally connected with a power transmission device to drive the rotary tillage component and the ditching component to rotate;
the front plough assembly is used for ditching and breaking soil on the front side of the frame (1) and ditching a plurality of front ditches with depth larger than that of the furrows;
the rotary tillage assembly is used for cutting soil on the ridge surface and in the front ditch;
the ditching assembly is used for compacting the ditch wall and the ditch bottom of the front ditch, and the leveling assembly is used for leveling the ridge surface to obtain a furrow and a ridge body.
2. The ditching and ridging device for cold waterlogged paddy field according to claim 1, wherein the front plough assembly comprises a side front plough (21), and the left and right sides of the front side of the frame (1) are provided with one side front plough (21);
the ditching subassembly includes pivot (31) and side ditching roller (32), pivot (31) transversely set up in frame (1) bottom rear side, and the left and right sides of pivot (31) sets up respectively in the left and right sides of frame (1), pivot (31) are connected with drive assembly, the left and right sides of pivot (31) is provided with one side ditching roller (32) respectively.
3. The ditching and ridging device for the cold waterlogged paddy field according to claim 2, wherein the leveling assembly comprises a soil retaining plate (41), a soil dragging plate (42) and a profiling unit (43), the top end of the soil dragging plate (42) is hinged to the bottom end of the soil retaining plate (41), the included angle between the soil retaining plate (41) and the ridge surface is 55-60 °, the included angle between the front end of the soil dragging plate (42) and the ridge surface is 15-20 °, the rear end of the soil dragging plate (42) is parallel to the ridge surface, the lower surface of the soil dragging plate (42) is transversely and uniformly provided with a plurality of ditchers (5), the soil retaining plate (41) and the soil dragging plate (42) are arranged on the rear side of the bottom of the rack (1) through the profiling unit (43), and the soil dragging plate (42) can drive the profiling unit (43) to contract or extend by rotating upwards or downwards in a vertical plane;
the left and right sides of the soil retaining plate (41) and the soil dragging plate (42) are matched with the side ditching rollers (32).
4. The ditching and ridging device for cold waterlogged paddy field according to claim 3, characterized in that the front plow assembly further comprises a middle front plow (22), and the middle front plow (22) is detachably arranged in the middle of the front side of the frame (1);
the rotary shaft (31) comprises two side shafts (311), a first intermediate shaft (312) or a second intermediate shaft (313) is detachably arranged between the two side shafts (311), the left end and the right end of the first intermediate shaft (312) or the second intermediate shaft (313) are connected with the side shafts (311) through connecting discs (314), the side ditching rollers (32) are arranged on the side shafts (311), and a middle ditching roller (33) is arranged in the middle of the first intermediate shaft (312);
the middle part of retaining soil board (41) is seted up with middle ditching roller (33) complex recess, can dismantle in the recess and be provided with middle retaining soil board (411), soil-pulling plate (42) include left side soil-pulling plate (421) and right side soil-pulling plate (422), the front end of left side soil-pulling plate (421) and right side soil-pulling plate (422) articulates respectively in the rear end of retaining soil board (41) and is located the left and right sides of recess, be provided with between left side soil-pulling plate (421) and right side soil-pulling plate (422) with middle ditching roller (33) complex clearance, can dismantle in the clearance and be provided with middle soil-pulling plate (423).
5. The ditching and ridging device suitable for the cold waterlogged paddy field according to claim 4, wherein the middle ditching roller (33) is a cylindrical barrel with tapered surfaces on both left and right sides, the side ditching roller (32) is a cylindrical barrel with a tapered surface on one of the left and right sides, and the side ditching roller (32) faces the middle of the rack (1) is a tapered surface.
6. The ditching and ridging device for cold waterlogged paddy field according to claim 3, the profiling unit (43) comprises a sleeve (431), a connecting plate (432) and a T-shaped threaded rod (433), the top end of the sleeve (431) is hinged at the rear side of the frame (1), the bottom end of the sleeve (431) is hinged at the upper surface of the soil retaining plate (41), the bottom end of the T-shaped threaded rod (433) is a short end and is hinged on the upper surface of the soil-dragging plate (42), the front end of the connecting plate (432) is sleeved in the middle of the sleeve (431), the rear end of the connecting plate (432) is sleeved on the top of the T-shaped threaded rod (433), a nut is arranged at the top end of the T-shaped threaded rod (433) above the connecting plate (432), a first spring (434) and a second spring (435) are respectively arranged on the outer side of the sleeve (431) above and below the connecting plate (432), the top end and the bottom end of the first spring (434) are respectively connected to the top end of the sleeve (431) and the upper surface of the connecting plate (432), the top end and the bottom end of the second spring (435) are respectively connected to the lower surface of the connecting plate (432) and the bottom end of the sleeve (431), a third spring (436) is arranged on the outer side of the T-shaped threaded rod (433), the top end and the bottom end of the third spring (436) are respectively connected to the lower surface of the connecting plate (432) and the bottom end of the T-shaped screw rod.
7. The ditching and ridging device suitable for the cold waterlogged paddy field as claimed in claim 3, wherein soil breaking surfaces (51) are arranged on the left and right sides of the front end of the ditcher (5), shaping surfaces (52) are arranged on the left and right sides of the rear end of the ditcher (5), the soil breaking surfaces (51) and the shaping surfaces (52) on the same side are connected with each other, connecting side plates (53) are arranged on the left and right sides of the top of the ditcher (5), and the ditcher (5) is fixed on the lower surface of the soil dragging plate (42) through the connecting side plates (53).
8. The ditching and ridging device for the cold-dipped fields as claimed in claim 2, wherein the rotary tillage assembly comprises two rotary tillage cutter shafts (61) and rotary tillage cutters (62), the rotary tillage cutter shafts (61) are transversely arranged in the middle of the lower portion of the frame (1), the two rotary tillage cutter shafts (61) are respectively arranged on the left side and the right side of the frame (1), the axes of the two rotary tillage cutter shafts (61) are overlapped, the two rotary tillage cutter shafts (61) are connected with the transmission assembly, a plurality of cutter seats are uniformly arranged on the outer side of each rotary tillage cutter shaft (61), and each cutter seat is provided with one rotary tillage cutter (62);
the end, far away from the rotary blade shaft (61), of the rotary blade (62) at the right end of the rotary blade shaft (61) on the right side of the rack (1) is bent towards the left side, the end, far away from the rotary blade shaft (61), of the rotary blade (62) at the left end of the rotary blade shaft (61) on the left side of the rack (1) is bent towards the right side, and the bent rotary blade (62) is used for cutting soil in the front ditch on the corresponding side and throwing the soil in the front ditch onto the ridge surface through rotation.
9. The ditching and ridging device for cold waterlogged paddy field according to claim 8, wherein the transmission assembly comprises a gear box (71), a transmission shaft (72), a first chain wheel (73) and a second chain wheel (74), the gear box (71) is arranged on the front side of the top of the rack (1), one end of the transmission shaft (72) is connected with the gear box (71), the other end of the transmission shaft is arranged on the side of the rack (1), the first chain wheel (73) is arranged on the outer side of the rack (1) and connected with the transmission shaft (72), the second chain wheel (74) is arranged on the outer side of the rack (1) and connected with the rotating shaft (31), the first chain wheel (73) and the second chain wheel (74) are in the same vertical plane, the first chain wheel (73) and the second chain wheel (74) are connected through a chain (75), and the rotary tillage cutter shaft (61) is connected with the gear box (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210960058.5A CN115380642A (en) | 2022-08-11 | 2022-08-11 | Ditching and ridging device suitable for cold waterlogged paddy field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210960058.5A CN115380642A (en) | 2022-08-11 | 2022-08-11 | Ditching and ridging device suitable for cold waterlogged paddy field |
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| Publication Number | Publication Date |
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| CN115380642A true CN115380642A (en) | 2022-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210960058.5A Pending CN115380642A (en) | 2022-08-11 | 2022-08-11 | Ditching and ridging device suitable for cold waterlogged paddy field |
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| Country | Link |
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| CN (1) | CN115380642A (en) |
Citations (7)
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|---|---|---|---|---|
| CN201947607U (en) * | 2010-11-08 | 2011-08-31 | 宋海英 | Double-ridge ridge former |
| CN105247995A (en) * | 2015-11-05 | 2016-01-20 | 湖南农业大学 | Rape ridge culture direct-seeding combined seeding machine |
| CN205082151U (en) * | 2015-11-05 | 2016-03-16 | 湖南农业大学 | Live combined drill of rape ridge culture |
| CN109121493A (en) * | 2018-10-24 | 2019-01-04 | 湖南农业大学 | A kind of plough rotation Combined ditching ridger |
| CN109220027A (en) * | 2018-11-12 | 2019-01-18 | 长沙桑铼特农业机械设备有限公司 | A kind of agricultural combine |
| CN213280572U (en) * | 2020-09-24 | 2021-05-28 | 青岛勤农农机有限公司 | Full-hydraulic rotary tillage ridger |
| CN215269383U (en) * | 2020-12-08 | 2021-12-24 | 广西民族大学 | Drive type sugarcane perennial root ridge breaking, fertilizing and ridging all-in-one machine |
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2022
- 2022-08-11 CN CN202210960058.5A patent/CN115380642A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201947607U (en) * | 2010-11-08 | 2011-08-31 | 宋海英 | Double-ridge ridge former |
| CN105247995A (en) * | 2015-11-05 | 2016-01-20 | 湖南农业大学 | Rape ridge culture direct-seeding combined seeding machine |
| CN205082151U (en) * | 2015-11-05 | 2016-03-16 | 湖南农业大学 | Live combined drill of rape ridge culture |
| CN109121493A (en) * | 2018-10-24 | 2019-01-04 | 湖南农业大学 | A kind of plough rotation Combined ditching ridger |
| CN109220027A (en) * | 2018-11-12 | 2019-01-18 | 长沙桑铼特农业机械设备有限公司 | A kind of agricultural combine |
| CN213280572U (en) * | 2020-09-24 | 2021-05-28 | 青岛勤农农机有限公司 | Full-hydraulic rotary tillage ridger |
| CN215269383U (en) * | 2020-12-08 | 2021-12-24 | 广西民族大学 | Drive type sugarcane perennial root ridge breaking, fertilizing and ridging all-in-one machine |
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