Classifications

• • 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
  • A01B49/022—Combined machines with two or more soil-working tools of different kind at least one tool being actively driven
• • 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
  • A01B33/00—Tilling implements with rotary driven tools, e.g. in combination with fertiliser distributors or seeders, with grubbing chains, with sloping axles, with driven discs
  • A01B33/02—Tilling implements with rotary driven tools, e.g. in combination with fertiliser distributors or seeders, with grubbing chains, with sloping axles, with driven discs with tools on horizontal shaft transverse to direction of travel
  • A01B33/021—Tilling implements with rotary driven tools, e.g. in combination with fertiliser distributors or seeders, with grubbing chains, with sloping axles, with driven discs with tools on horizontal shaft transverse to direction of travel with rigid tools
  • A01B33/024—Tilling implements with rotary driven tools, e.g. in combination with fertiliser distributors or seeders, with grubbing chains, with sloping axles, with driven discs with tools on horizontal shaft transverse to direction of travel with rigid tools with disk-like tools
• • 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
  • A01B33/00—Tilling implements with rotary driven tools, e.g. in combination with fertiliser distributors or seeders, with grubbing chains, with sloping axles, with driven discs
  • A01B33/16—Tilling implements with rotary driven tools, e.g. in combination with fertiliser distributors or seeders, with grubbing chains, with sloping axles, with driven discs with special additional arrangements

Definitions

• the present invention relates to the production of a plant waste burier. More particularly, the present invention relates to a transportable device capable of preparing the soil for sowing and / or transplanting plants in row or full crops.
• This type of device applies to the production of vegetables or fruits, such as pineapples or sugar cane, the feet of which remain in place for several seasons. In the case of sugar cane, it is necessary after each harvest to eliminate the waste and to prepare the soil for future harvests while keeping the feet already in place.
• An object of the present invention is to provide a mechanical landfill device for plant waste which is improved and / or which overcomes, at least in part, the drawbacks of known devices for mechanical landfill of plant waste.
• the invention applies to devices which comprise a plurality of spades arranged on the periphery of at least two discs with a common axis, said discs being partially sunk into the ground and mechanically rotated in the opposite direction to the movement of said device , around said axis, in order to bury said waste.
• the device further comprises a plurality of flexible claws designed to be partially sunk into the ground, which are arranged downstream of said discs fitted with spades, along a same plane, the inclination of said plane by ratio to the ground being adjustable.
• the device according to the invention comprises at least two series of said discs equipped with spades, said series being arranged on either side of said device and being separated by an unworked central zone.
• the discs fitted with spades work on either side of an unworked central area, on which are the feet of a row of plants. Burial is therefore done on either side of these feet, without damaging them.
• the device according to the invention comprises at least one series of two cutting discs, said cutting discs being partially sunk into the ground and pivoting freely around a common axis disposed upstream of said series of discs fitted with spades.
• the cutting discs are not mechanically rotated. Their essential function is to cut the mass of waste to be eliminated in order to reduce the efforts of discs fitted with spades on the one hand, and delimit a clean landfill area on the other hand.
• said cutting discs define a strip in the ground whose width is greater than or equal to that of the strip worked by said discs fitted with spades.
• the device comprises at least one roller disposed downstream of said comb freely pivoting and planarizing said worked surface.
• the device according to the invention comprises two substantially convex discs partially sunk into the ground with a common axis disposed between said comb and said roller delimiting the worked area. The action of these discs will have the effect of digging two channels on either side of the worked surface and thus preparing the ground for gravity irrigation.
• this device is moved by a vehicle, of the tractor type, having a power take-off. The burier is connected to said traction vehicle by a 3-point hitch. Depending on the use, it can be pushed or pulled.
• a system of gears and chains transmits the torque provided by said power take-off to one (or two) shaft (s) of horizontal axis on which (which) are fixed the discs equipped with spades .
• the claws are rectilinear, parallel, coplanar, elastically deformable and fixed to the frame independently of each other.
• the deepener comprises a rotor comprising the spade discs, which can consist of one or more separate parts and aligned along a common axis of rotation.
• a result of the present invention is to remedy the drawbacks of known buriers by proposing a device which ensures on the one hand the burial of plant waste, the unpacking of the soil and a profiling thereof to ensure gravity irrigation of the plants .
• the advantages of a device according to the invention are agronomic and economic: • the erosion of the soil is considerably reduced, • the landfilling of waste makes it possible to increase the rate of organic matter in it, thus improving its physical qualities, especially for clay soils, • soil decompaction allows an increase in its retention capacity, • production yields are then greatly increased,
• FIG. 1 represents a schematic top view of the device according to the invention and its main constituent elements
• FIG. 2 represents a schematic front view of the device according to the invention
• Figure 3 shows in section along the same plane as Figure 2 the profile of the ground once worked
• Figure 4 shows schematically in perspective a claw
• Figure 5 shows schematically in perspective a detailed view of a cutting disc and its attachment
• FIG. 6 schematically represents in perspective the device according to the invention behind the traction vehicle;
• Figure 7 shows schematically in side view the direction of movement of the discs equipped with spades relative to the movement of the device.
• the burial device 40 is moved in the direction (3 j ) and has, in plan view ( Figure 1) a general symmetry of axis 30.
• the sinking of the plant waste present on the soil to be worked is mainly made using the rotor (1, l ls j. This is made from two series of coaxial discs (lj), preferably three discs, fixed parallel to the direction of movement (3 ] ) on a shaft (1).
• the shaft (1) can extend over the entire width of the device or can be split into two parts.
• the discs (l j ) are regularly spaced inside the device, to the right and to the left and over a distance substantially equal to a third of it.
• the discs (1,) are fitted on their periphery with regularly spaced blades or spades (I 2 ), preferably four spades obtained from a piece of folded sheet metal.
• the spades (l ⁇ can be tilted alternately to the right and left of the discs (l j ) or all on the same side.
• the rotor (1, l l5 1 ⁇ is rotated by two chains, not shown, connected meshing at each end of the transmission shaft (2 ⁇ with a toothed wheel.
• a bevel gear (2) whose power take-off (2,) is connected to that of the agricultural vehicle thanks, for example to a gasket cardan, allows to rotate the transmission shaft (2 ⁇ , and therefore the rotor (1, 1 1 ⁇ Lj, in a direction (3 ⁇ opposite to that of the displacement (3j) as shown in figure 7.
• the direction of rotation (3 ⁇ of the rotor (1, l l5 1 ⁇ allows it to sink deeper into the ground and optimize the penetration of waste.
• Each chain is protected by a casing (8). movement of the device, it sinks into the ground and tends to slow the movement.
• discs s concave / convex (6) arranged upstream of the rotor (1, l t , 1 ⁇ allow digging two grooves (17) shown in Figure 3 in which the two chain housings (8) will move.
• the concave face of the discs 6 is directed upstream and towards the interior of the machine.
• these discs (6) cooperate with cutting discs (4) parallel to the discs (lj), that is to say parallel to the direction of movement (3j).
• the cutting discs (4) arranged on the right and left in the front part of the landfill device, cut the mass of waste to be eliminated on each side of the convex discs (6) which push the waste towards the center of the device.
• each disc (4) and / or each disc (6) can be rotated by a hydraulic motor (not shown).
• the height and inclination of the convex discs (6) are adjustable.
• the latter are mounted in pivot connection on a support (12,) produced from a cylindrical steel profile mounted as a pivot pivoting along a vertical axis 31 inside another steel profile (12 ⁇ thus allowing the adjustment of their inclination and their height
• the tightening of the discs 6 in position is then ensured by one or more screws and lock nuts (14).
• the height of the cutting discs is also adjustable.
• the latter are mounted in pivot connection on a steel profile (13,) which slides in another hollow square steel profile (13 ⁇ along a vertical axis 32.
• the blocking is ensured by a pin (15) inserted in holes made on the sections (13,) and (D j ).
• the sections 12 2 and 13 2 are integral with a section 16 forming part of the machine chassis.
• a comb (9 ) Downstream of the rotor (1, 1 evaporatelj) a comb (9 ) makes it possible to push the waste ground by the rotor.
• This comb. (9) is made of claws (j, one end Ea connected to the frame of the burial device is in the form of spirally wound spring around an axis (9 ⁇ shown in Figure 4.
• the second end of the metal rod forming a claw extends in a straight line; the second ends of the claws extend in a plane common to all the claws of the machine.
• the claws (9,) can pivot around the horizontal and transverse axis (9 ⁇ in order to adjust the inclination of the comb (9) and avoid jamming of the waste at the comb and damage to it. This security is reinforced by the elasticity of the claws (9,).
• the comb (9) may, depending on the uses, extend over the entire width of the device, or may comprise two comb portions which are arranged on either side of a central part (of the machine) devoid of spade discs which allows to leave a central area of the so not worked, as shown in Figure 6. Downstream of the comb (9), rollers (11), mounted in free rotation, flatten the worked surfaces and increase the weight of the device so increase its penetration into the ground.
• a protective casing (7) protects these from possible projections of earth or waste.
• the operator can tow or push it using an agricultural vehicle of the tractor type, thanks to a conventional 3-point attachment system. After connecting the power take-offs, he then moves the burier so that the space between the discs (1,) fitted with spades (l ⁇ is positioned above the remaining shoots. He then drives his vehicle along these, on either side of which are the waste to be eliminated The waste is first sliced by the cutting discs (4) and then gathered towards the center of the device by the front convex discs (6).
• the following references designate respectively the following organs or elements: 1 central rotor 1, discs fitted with spades 1 2 2 bevel gear 2 t power take-off 2 2 transmission axis 3, direction of movement of the device 3 2 direction of rotation of the discs equipped with spades 4 cutting disc 5 attachment (coupling to the tractor) 5 6 concave / convex disc before 7 casing 8 lateral casing of transmission chain (not shown) 9 comb comprising a plurality of claws 9, 9, claws

Landscapes

• Life Sciences & Earth Sciences (AREA)
• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Soil Sciences (AREA)
• Environmental Sciences (AREA)
• Soil Working Implements (AREA)
• Processing Of Solid Wastes (AREA)
• Load-Engaging Elements For Cranes (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=34130745

Family Applications (1)

Country Status (4)

Families Citing this family (4)

Family Cites Families (9)

• 2003
  • 2003-09-03 FR FR0310440A patent/FR2859067B1/fr not_active Expired - Fee Related
• 2004
  • 2004-08-26 WO PCT/FR2004/002195 patent/WO2005022974A2/fr not_active Ceased
  • 2004-08-26 EP EP04786356A patent/EP1659849A2/de not_active Withdrawn
• 2006
  • 2006-03-13 MA MA28870A patent/MA28037A1/fr unknown

Non-Patent Citations (1)

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