Tool for intermittent furrowing-paraploughing
SUBSTANCE: tool comprises a vertical rack, the mouldboards. The lower part of the rack is made pointed at the bottom and in front. The mouldboards are rigidly connected to the mounting assembly. The lower part of the rack is designed as an A-hoe with the mouldboards for furrow-formation. The rear part of the rack is attached to the paraplough with the brackets, formed as a disc blade. The disc blade consists of two truncated cones mounted opposing. The installation height of the brackets of the paraplough is adjustable. The vertical rack, adjustable in height, is mounted on the frame having two support wheels. The wheels are mounted on the cranked shaft axes hingedly on the frame. The cranked shaft axes are connected to the frame by hydraulic cylinders controlled by the hydraulic distribution valves, which are connected to the hydraulic system of the tractor. On the support wheels the ledges-switches are mounted of the hydraulic distribution valves, and on the cranked shaft axis - the levers-switches of oil supply to the hydraulic distribution valves. For aggregation the tool the hitch is provided.
EFFECT: such constructive implementation enables to increase the yield of crops by increasing the speed and volume of moisture or livestock waste and reduction of soil erosion.
The invention relates to the agricultural industry and can be used to combat soil erosion and to improve ameliorative condition of the soil when watering livestock effluents.
A device for intermittent borsdane comprising a frame with the installed multi-blade impeller having a blade with a sharp cutting angle and insertion mechanism with thrust roller associated with the drive mechanism, with the aim of improving the education of jumpers at high speeds by preventing extraction of the impeller and the formation of compacted jumpers from a defined volume of soil, each blade is made in the form of a scoop, and the device is provided with a damper, installed in front of the impeller, and the flap is made for adjusting its height, wherein the insertion mechanism is made in the form of a Cam interacting with thrust roller, and installed on the axis of the impeller can be rotated relative to it to adjust the cutting angle of the blades (SU authorship 494132, M. CL. A01B 13/06).
The disadvantages of this device for intermittent borsdane include the complexity of the device, low reliability, lack of opportunities to improve the quality of irrigation irrigation livestock effluents.
Known furrows�breaker, containing a frame, a supporting-wheel drive, height-adjustable, working bodies in the form of a flat scrapers mounted on leashes with protrusion and the Cam shaft, with the aim of improving the copying of the bottom of the furrow by increasing the stability of the course according to the depth of processing, each leash is associated with the Cam shaft through a spring-loaded rod, provided with a stop that interacts with the Cam shaft (SU authorship 523651, M. CL2. A01B 13/06).
The disadvantages of this borastapeter include design complexity, low reliability due to the large number of interacting mechanisms, the lack of opportunities to improve the quality of irrigation irrigation livestock effluents.
Known borastapeter comprising a frame with the installed multi-blade impeller, push rods with springs and the insertion mechanism having a spring-loaded rocker and focusing with the roller for fixing the impeller, with the objective of increasing water-holding capacity of the microrelief, the device is provided with a spring-loaded flaps with the side walls mounted on the ends of each blade, and the emphasis of the insertion mechanism is secured to the rocker, the blades of the impeller are made with the guides and guards are mounted in these guides (SU authorship 898964, M. CL3. A01B 13/06).
To n�the wealth of this borastapeter include the complexity of the design, low reliability, lack of opportunities to improve the quality of irrigation after irrigation livestock effluents.
Known sleutel-borodoobraznymi, comprising a vertical rack, the lower portion of which is formed a pointed bottom and front, otwarcie, rigidly connected with the fixing unit, and the retaining bolt with a locking nut, wherein otwarcie, rigidly connected with the mount attached to the rack with the possibility of free movement and fixation in any position along the height (RU, patent for utility model 102870 U1, IPC A01C 5/00).
The disadvantages of this elevates-Borozdinovskaya include limited functionality, no possibility of discontinuous borsdane.
This sleutel-borodoobraznymi adopted us as the closest equivalent.
The essence of the claimed invention is as follows.
The problem to be solved by the claimed technical solution - the exception of surface runoff and pollution mating of the cultivated lands under irrigation of agricultural crops, livestock wastewater.
The technical result is to increase the speed and extent of absorption livestock waste, increase crop yields.
Said technical result is achieved in that in known� the gun for intermittent borsdane-selevinia, contains a vertical rack, the lower portion of which is formed a pointed bottom and front, otwarcie, rigidly connected with the mounting unit according to the invention the lower part, pointed bottom and front, made in the form of pointed legs otelchikami to Borozdinovskaya, rear of the rack by means of brackets fixed sleutel, made in the form of a circular knife, consisting of two opposed installed truncated cones, the height of the brackets elevates adjustable, vertical stand, height-adjustable fixed on the frame having two support wheels mounted on cranked axles pivotally on the frame, cranked axle connected to the frame by hydraulic cylinders controlled by valves, which are connected to the tractor, supporting wheels mounted ledge-switches, valves and crankshaft axis levers, switches oil supply to the valve actuator, for mounting guns provided the towed device. The use of movable supporting wheels, arched legs with otelchikami and disk elevates achieved by obtaining the above technical result.
Analysis conducted by the applicant of the prior art, including a search of the patent and scientific and technical information sources, and identify sources soda�containing information about the equivalents of the claimed invention, allowed to establish that the applicant has not found the analogue, characterized by features identical to all the essential features of the claimed invention.
Therefore, the claimed invention meets the criterion of "Novelty" under current law.
The invention is illustrated by drawings.
Fig.1 shows the construction of a tool for intermittent borsdane-selevinia, side view. Fig.2 - view And Fig.1.
Information supporting the possibility of implementing the technical solution are as follows.
An instrument for intermittent borsdane-selevinia includes a frame 1, which is fixed to the upright 2 by borozdoobrazovateli 3 made in the form of pointed legs otelchikami and secured to the uprights 2 by means of brackets 4 delegatename 5, in the form of two opposed installed truncated cones. The number of racks 2, mounted on the frame 1, depending on the required width and capacity mounted tractor. Frame 1 has two supporting wheels 6, which are mounted on the frame 1 by means of a cranked axles 7 pivotally mounted on the frame 1 of the gun. To change the position of the wheels 6 on the chassis 1 is provided by the hydraulic cylinders 8, United hydraulically hoses 9 and a valve 10. On the support wheels 6 are mounted ledge�-switches 11. On crankshaft axis 7 fixed arms-switches 12 of the control valve 10 connected to the control valve hose 13. The control valve 10 is connected to the tractor hydraulic system hoses 14. For mounting guns provided the towed device. 15. When working implements can be obtained discontinuous groove 16 and the slit 17.
An instrument for intermittent borsdane-selevinia works as follows.
Before you start, set the desired depth of borsdane and selevinia motion of the rack 2 and the bracket 4. The hydraulic cylinder 8 is hydraulically connected by hoses 9 and a valve 10 connected to the hose 14 to the tractor. The attaching device 15 is connected to the tractor. When moving the gun to the surface of the field stand with 2 borozdoobrazovateli 3 penetrate into the soil and form a groove 16 of a given size. Salavatli 5 penetrate into the bottom formed grooves form a slit 17. During rotation of the supporting wheels 6 lugs-switches 11 act on the levers of the switches 12 and oil from the control valve 10 is supplied under pressure to the hydraulic cylinder 8. The cylinder rod 8 acts on the crank axle 7, the supporting wheel 6 driven under the frame 1, pick it up. In this 2-hour rises to the surface of the field. The oil flow in the hydraulic cylinder 8 is stopped and the frame 1 under the action of the FDS�idents weight falls on the surface of the field. This forms a bridge furrows, sagging hour 2 again buried and continues to perform groove 16 until the next impact of the ledge-switch 11 on the lever-switch 12, which provides the re-rise of the frame 1 with the stand and the formation of a new jumper. These technological operations are continuously repeated that provides education discontinuous furrows with a slit at its bottom.
Intermittent furrow with a slit at its bottom eliminates surface runoff and contamination of the mating of the cultivated lands under irrigation of agricultural crops, livestock wastewater, can increase the rate and extent of absorption of livestock waste and increases the yield of crops.
An instrument for intermittent borsdane-selevinia, comprising a vertical rack, the lower portion of which is formed a pointed bottom and front, and otwarcie, characterized in that for borsdane lower pointed bottom and front of the rack is made in the form of pointed legs otelchikami, rear of the rack by means of brackets fixed sleutel, made in the form of a circular knife, consisting of two opposed installed truncated cones, and the height of the mounting brackets elevates adjustable, vertical stand, adjustable height, fixed to R�IU, having two support wheels mounted on the frame pivotally mounted on the crankshaft axis and the crankshaft axis are connected to the frame by hydraulic cylinders controlled by valves, which are connected to the tractor, supporting wheels mounted ledge-switches, valves, and the crankshaft axis are mounted levers, switches oil supply to the valve actuator, and for mounting guns provided the towed device.
SUBSTANCE: undercover soil ripper comprises milling chisel plough knife with a rack (2) and a hollow mole blade. Inside the mole blade on the shaft (6) the thrust bearings (7) are mounted. The shaft (6) is connected through the connecting insert (12) to the soil disrupter (15) in the form of a conical spring. The connecting insert (12) has left-handed threaded recesses. The housing of the hollow mole blade with the thread on both ends is cut horizontally lengthwise in half. The halves (3, 4) of the mole blade are welded to the milling chisel plough and covered by the expansion head (8) and a nut (9) with the sealing ring (10). The side slits of the mole blade housing are sealed with flat gaskets in the form of an I-beam. The spring of the disrupter in the front part is made in the form of a cylinder in the middle part in the form of a cone with the angle of expansion α=15…25°, in the rear part in the form of the rotation paraboloid y=xn, where n=0.5…0.7. The cross-section of the spring in the working part is made in the form of a wedge with an angle of inclination to the axis of the spring wire β=10…20°. The working face of the spring is coated with a layer of wear-resistant material.
EFFECT: ensuring quick assembly and disassembly of the mole blade and intensive quality soil crumbling.
3 cl, 4 dwg
SUBSTANCE: device for measuring the soil surface profile and determining the direction of flow of atmospheric precipitations in the field comprises a frame (1) with height-adjustable supports (3) and a mechanic's level (12) mounted on it, a platform (10) movable in a vertical plane. The platform (10) is mounted on the supports (3) of the frame (1) with use of sleeves (2) and connected to the frame (1) of the screw mechanism. The screw mechanism consists of a screw (5) with a handle (6) with a turn counter (7) and the rotation angle of the handle (6), the central retainer nut (8) mounted on the frame (1), the lower nut (9) mounted rigidly on the movable platform (10). In the holes of the platform (10) at equal distances from each other in a two-dimensional grid nodes there are movable probes-rods (11). The probes-rods (11) are made of dielectric material and their upper ends are fixed to abutments-rings (17) made of electrically conductive material.
EFFECT: improvement of accuracy of measuring the soil surface profile and determining the direction of flow of atmospheric precipitations in the field.
2 cl, 4 dwg
FIELD: machine building.
SUBSTANCE: wear-resistant adding material is welded up along the working surface of a part with streamline shape, the said material is presented as identical strip sections 2-4 mm thick which are parallel to each other, arranged in staggered order at the right angle to the direction of the part's working surface movement. The length of the strip sections is 5-7 times more than their width, and the distance between them amounts to not more than the width of the welded up strip, and the distance between the adjacent strips is equal to the strip width. The longitudinal symmetry axis of the central welded up strip is placed in the same plane as the symmetry axis of the working surface is, in the movement direction of the latter.
EFFECT: invention allows for the decrease of wear rate of base metal in the zone of most intense friction of the part's working surface with streamline shape by means of increasing the degree of deformation and hoeing of the near-surface active soil layer in the movement direction.
SUBSTANCE: invention relates to the field of agriculture, in particular to restoring of the productivity of perennial grasses in the chestnut soil zone. The method comprises chisel ploughing of soil under perennial grasses to the depth of 40 cm. The spacing between the working elements is set in the gap providing first the continuous loosening the soil until appearance of untreated soil surface, equal to the width of capture of one working element.
EFFECT: method enables to enhance replenishment of perennial grasses by discontinuous chisel ploughing of soil.
SUBSTANCE: invention relates to forestry, in particular agro-forest amelioration, and can be used for afforestation in arid, for example, chalk slopes having soil cover. The method comprises mapping the reafforesting area, digging trenches in rows across the slope with the depth greater than the soil layer, stacking the excavated soil into the trenches, and the rest of the soil near the trenches down the slope, planting of woody plants. Soil of the slopes and bottom of the dug trenches is compacted. In between the rows a part of the soil layer is cut and the trenches are filled with it to form a roll. The soil remaining in between rows is compacted. The woody plants are planted in spring in the formed roll. The soil in the trenches and the soil between the rows is compacted to a density providing maximum water-holding capacity. The soil in between the rows is compacted during the growing seasons before closing crowns in between the rows.
EFFECT: method provides improved survival ability and growth of woody plants by improving their moisture content, nutrient and light regimes.
SUBSTANCE: method comprises sowing of perennial grasses and embedding of the grown mass into the soil. At that sowing with simultaneous fertiliser application is carried out in every third aisle preserving the growing mass during 3 years. Sowing in neighbouring aisles is carried out respectively on the second and third years. Plowing with embedding of the grown mass in the aisle is carried out on the third year after sowing.
EFFECT: method enables to provide effective protection of soil from erosion by reduction of effluent and reduction of washout.
SUBSTANCE: method comprises ploughing soil as enclosures across the slope to form back ridges and detached intermittent furrows - furrows with jumpers intercepting runoff flow. At that upwards the direct slope having incline not less than 0.015, the width of each previous enclosure Bi is smaller than the width of each subsequent Bi+1, such as Bi-1<Bi<Bi+1, where i is the number of enclosure, growing up the slope, and the width of the ith enclosure is determined by the formula Bi≈B ki, where B is the width of the enclosure that is set from the maximum performance condition of the applicable unit that takes into account the length of the pass, the width of the grip of one plough body, the number of bodies and the minimum turning radius of the unit; ki is the correction factor taking into account inequality of solid and liquid precipitation on the slope and its exposure, absorption and water runoff and defined by the formula
EFFECT: method enables to reduce soil washout on the lower parts of the slope, to ensure the termination of planar and linear soil erosion, to increase crop yield on the slope, and to prevent siltation of rivers and water reservoirs.
2 dwg, 1 ex
SUBSTANCE: invention relates to the field of agriculture. The method comprises subsurface tillage together with cutting slits and formation of cavities. At that the cavities are formed to the depth of 30 to 60 cm due to low-frequency vibrations at a frequency of 1 stroke per second of blade cultivator trapezoidal semi-hoes on the sides of the rack. Sealing of the walls of the cavities is carried out by exposure to high-frequency vibrations with a frequency of 250 Hz by means of roller elements. The device comprises a hinged frame with support wheels and working elements. The boardless working elements are mounted chequerwise and comprise the made C-shaped racks with chisels fixed at the end and at the sides by the blade cultivator trapezoidal semi-hoes. Behind the racks the mole blades are attached, the trapezoidal semi-hoes in front part are pivotally mounted on the axes rigidly fixed on the sides of the rack, and at the rear part they have a kinematic connection to the mechanism of a wobble plate connected in turn to the power takeoff shaft of the power means. The mole blades are made in the form of brackets rigidly attached to the racks, equipped with axes with two pivot roller elements. At that the axis with the rollers is equipped with a vibrator and is mounted with the ability of displacement relative to the bracket.
EFFECT: inventions enable to increase the density of the walls of the cavities in the lower part and increase the cross section of the cavity by giving it a rectangular shape.
2 cl, 3 dwg
SUBSTANCE: device comprises two rotary milling chisel ploughs located vertically symmetrically along the direction of travel of the device, mechanically connected to a common driver. The rotary milling chisel plough is provided with an annular milling chisel plough. The annular milling chisel plough is provided with outer cutting elements, provided along its outer side at the side surfaces alternately on the left and on the right. In front of the cutting element a container for receiving soil is made. The container for receiving soil is simultaneously a cavity of engagement of the gear drive on the outer side of the annular milling chisel plough. The container for receiving soil of the annular milling chisel plough is provided with a recess on its rear surface formed parallel to the plane of the annular milling chisel plough between the bottom of the container for receiving soil and the cutting element of the annular milling chisel plough. The rear surface in the direction of rotation of the pinion tooth is provided with a projection which width is 20-30% of the width of the pinion tooth, which lateral plane is made in one plane with the lateral surface of the tooth, directed towards the central plane of the pinion.
EFFECT: this constructive implementation enables to improve cleaning the container for receiving soil of the annular milling chisel plough and the cutting element of the annular milling chisel plough from the extracted soil, to reduce the tractive resistance and energy consumption, to improve reliability of the device.
2 cl, 2 dwg
SUBSTANCE: invention relates to the field of agriculture and soil erosion. In the method on sloping lands oats, perennial grasses, winter rye, potatoes are cultivated. At that the cultures in the crop rotation are distributed as follows: oats with clover - clover - clover - winter rye - potato - winter wheat. At that after harvesting of winter rye vetch with white mustard are seeded, and after winter wheat - rape as green manure crop.
EFFECT: method enables to increase the output of environmentally friendly products, soil fertility and to reduce the degradation processes.
SUBSTANCE: tool comprises the front and rear rows of shallow concave disc blades. The front and rear rows of blades have respectively the front and rear right part and the front and rear left part, symmetrically located about the centre line of the tool. The rear right part is located behind the front right part on the right traffic lane, and the rear left part follows the front left part on the left traffic lane when the tool is moved along the field. The tool has no device coming in contact with the ground on the right traffic lane between the front right part and the rear right part, and no device coming in contact with the ground on the left traffic lane between the front left part and the rear left part. The shallow concave disc blades have the concavity of approximately 31.75 to 42.9 mm with the outer diameter of approximately 508 mm. The front left part and the front right part and/or the rear left part and the rear right part are located at an angle of approximately 18 degrees relative to a line perpendicular to the centre line. The concave disc blades are grooved.
EFFECT: constructive implementation enables to improve the quality of soil treatment at high speeds of the tool movement.
13 cl, 6 dwg
SUBSTANCE: device comprises a vertical blade 1 with two wings 2 having cutting edges and cartridges 3. The vertical blade is equipped with an additional cartridge 4, firmly fixed in the base of the blade 1. The cartridges are made in the form of the cylinders truncated in front part with bevels directed upwards, and are rigidly fixed to the wings. The mole plow wings are mounted symmetrically to the blade vertical axis and directed upwards relative to the horizontal axis of the blade at an angle γ=12°-35°. The water-air regime of soil is improved, the surface flow is accelerated, the resistance to siltation and erosion of mole drains is increased, the ground water level is lowered, and the process of desalination of heavy soils is accelerates during the wash.
EFFECT: long and reliable operation of mole drainage.
SUBSTANCE: invention relates to tillage machines. The chisel plow comprises a frame with elements of mounting to the tractor hinged system, rippers mounted on the frame, and rollers-earth levelers pivotally mounted on the rear wall of the frame. The rollers consist of two coaxially located drums with a gap between adjacent teeth of the first and second drum of no more than 1.5 cm. And the rack is equipped with the soil dissector attached at its center and touching the chisel at the lower part. The chisel is mounted at an angle to the horizon of no more than 15-25°. The teeth of the rollers-earth levelers are placed along helical lines in 5-9 rows, the lines have opposite directions on different drums. The difference in length of the teeth of the first and second drum is in the range of 5-9 cm.
EFFECT: use of the invention enables to reduce the tractive resistance of the machine, to increase reliability of the technical process.
SUBSTANCE: device comprises a chisel knife with a hollow cartridge. In the cartridge there is a shaft installed in bearings, with which a self-rotating mole-ripper is connected in the form of a multiple conical spiral. The mole-ripper is connected to the shaft by means of an elastic-flexible unit. The unit is made as a cylindrical spring with a limiter of its stretching arranged on it as a flexible element. Ends of the spring and the flexible element are fixed in nut couplings.
EFFECT: device design will make it possible to increase reliability of the device and to expand its functional capabilities.
4 cl, 3 dwg
SUBSTANCE: plough comprises frames with ploughshares and mouldboards, draw bars, beams, blocks, knives, a hinged device, shock absorbers, chains, left ploughshares. Each frame draw bar has a draw bar bracket and an arched bracket welded to it, and two arcs with coaxial holes are welded to them. The profile of holes in arcs complies with the profile of the left ploughshare base, but slant angles are slightly less than the slant angles of the left ploughshare base. The left ploughshare is inserted with its base into the necessary pair of arc holes at the sharp angle to the direction of movement and is fixed with a stop. The base of the left ploughshare is raised and turned relative to its working part. Also a bracket of a stabilising device is welded to the draw bar bracket with bearings installed in it, where there is an axis with a twisting spring. There is a spherical roller and two combs with teeth installed on the axis. On the hinged device there is a draw bar fixator hingedly installed and controlled with a pneumatic chamber.
EFFECT: structural design will make it possible to increase stability of ploughshare frame travel in a horizontal plane, and also to increase quality of ploughing.
SUBSTANCE: working element of mole crow comprises mole that consists of cone front part, central stem and cylindrical body with back cover and knives installed on it and kinematically joined by means of rods to movable spring-loaded support. On front part of central stem arranged as movable along and relative to its axis of rotation there is a cone striker-deformer installed, on cone surface of which there are helical knives fixed. At the same time on back side of stem there is a spring-loaded back cone part installed with helical knives, which is kinematically connected by means of rods, levers to body of bearing fixed with the help of bush onto front cone part and to stem support.
EFFECT: invention provides for improved efficiency of mole plowing and improved water-air mode of root-inhabited layer of soil.
2 cl, 3 dwg
SUBSTANCE: plough consists of frames with coulters and mouldboards, draw bars, beams, shoes, knives, hitch, damping devices, chains. Each plough frame is fitted with additional coulter on the left. The additional coulter is sloped at an acute angle to the line of motion with the possibility to adjust coverage by rotating it around mounting hinge. Mouldboard upper parts with curvature radius of 180 mm are fixed to draw bars. Frames are connected to beams through the draw bars and lag hinges with the possibility of rotating in relation to the beams. Each beam is equipped with a shoe and vertical knife. Back parts of the shoes are connected to the knives by hinges, pushers and cranks to ensure automatic adjustment of knife penetration into the soil depending on pressure on the shoes with cutting angle alteration. Each beam is connected to hitch by flapping hinges and is placed at the distance of 0.04 - 0.1 m from the soil surface depending on ploughing depth. Adjustable damping devices are put between each beam and hitch. Angles of rotating beams down in relation to the hitch are limited by chains, and those of rotating up - by running of damping devices.
EFFECT: improvement of quality of soil ploughed with reducing energy consumption.
FIELD: forest engineering.
SUBSTANCE: woodland plow has frame plow tine fixed to frame and provided with shares and moldboards converging in forward direction and formed as wedge, and shank having side mellowing devices. Shank is secured to plow tine formed plate-like and provided with front face formed as knife having negative cutting angle. Side mellowing members are made in the form of triangular wings and positioned in lower part of tine, forward of and under shares. Shank has two surfaces adjoining tine and converging in their front parts to define wedge having variable angle increasing in upward direction. Mellowing members of shank are formed wing-shaped, have span greater than mellowing members and are arranged higher than mellowing members of tine. Depth of plate-like tine is greater than that of shank.
EFFECT: enhanced reliability in operation and improved plowing quality on non-cleared cuttings of woodland plow.
3 cl, 2 dwg
FIELD: agricultural engineering.
SUBSTANCE: tillage and seeding apparatus has frame with self-adjusting front wheel and supporting-covering rollers, hydraulic system, two hoppers for seeds and fertilizers, grain and fertilizer seeding units, seed guides, fertilizer guides, and hoe-type shanks. Slitters are mounted on frame forward of shanks, and two cone rollers are mounted on frame behind each slitter. Screw-type straw guide and straw pusher are positioned in succession behind slitter in frame bearing. Fertilizer guide provided with point is positioned rearward thereof. Front cutting part of tine of each slitter is sharpened in double-sided asymmetrical manner at an angle α=φ, where φ is soil friction angle of slitter against soil. Inclination angles α1 and α2 forming sharpening to plane extending through slitter cutting edge are of equal value and each makes half the single sharpening angle α. Slitter tine cutting edge is offset from its mid portion so as to divide slitter tine thickness in proportion of b1=1/3b, b2=2/3b, where b is slitter thickness, b1 and b2 are distances from cutting edge of slitter tine to its right-hand and left-hand surfaces, respectively.
EFFECT: increased efficiency by providing complex of agronomical procedures for single pass of apparatus to thereby reduce number of passes across the field, improved ecological situation, accumulation and retention of moisture in soil, increased yield, and reduced costs of resulted products.
5 cl, 8 dwg
SUBSTANCE: method involves cutting mellowed strips with lower halves of ▵-shaped section and upper halves of rectangular section and having width making 2.2-2.6 the width of lower halves; providing mellowed strip interval making 1.5-2.0 the width of their upper halves. Apparatus has frame, carrier wheels and working tools formed as shares fixed on tines, said shares being inclined in vertical-transverse plane. Shares define rows transverse to advancement direction and are grouped in pairs defined by shares of various rows. Lower ends of shares defining pair are arranged in single vertical-longitudinal plane. Rearward and along each row of shares, there are rows of flat knives positioned with their lower ends at the level of mid portion of shares. Knives are arranged in pairs mating pairs of shares so that vertical-longitudinal planes drawn through paired knives are extending peripherally and in equally spaced relation relative to mid portions of shares of mated pair. Combined method and apparatus allow snow retention to be effectively carried out in case of discontinuous mellowing process.
EFFECT: increased efficiency in snow retention and reduced consumption of power for autumn soil cultivation.
3 cl, 4 dwg
FIELD: agricultural engineering.
SUBSTANCE: invention relates to cultivation tools and it can be used for deep ripping of soil. Ripper tool includes shank in form of links fitted one after the other with end piece secured on lower cut. Rear-link is made in form of resilient plate. Lower end of plate is mounted on rear part of shank, higher than end piece and is secured in place by attachment parts. Plate is made in form of equilateral trapezium whose wide base is pointed upwards. End piece is made in form of chisel installed at angle to horizontal and shank.
EFFECT: reduced energy consumption.