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WO2023108244A1 - Doseur pneumatique de graines pour planteuses - Google Patents

Doseur pneumatique de graines pour planteuses Download PDF

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Publication number
WO2023108244A1
WO2023108244A1 PCT/BR2022/050502 BR2022050502W WO2023108244A1 WO 2023108244 A1 WO2023108244 A1 WO 2023108244A1 BR 2022050502 W BR2022050502 W BR 2022050502W WO 2023108244 A1 WO2023108244 A1 WO 2023108244A1
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WO
WIPO (PCT)
Prior art keywords
symmetrically
seed
doser
internal
face
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/BR2022/050502
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English (en)
Portuguese (pt)
Inventor
Assis STRASSER
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Strass Tech Ltda
Original Assignee
Strass Tech Ltda
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from BR102022025693-4A external-priority patent/BR102022025693A2/pt
Application filed by Strass Tech Ltda filed Critical Strass Tech Ltda
Publication of WO2023108244A1 publication Critical patent/WO2023108244A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C7/00—Sowing
    • A01C7/04—Single-grain seeders with or without suction devices

Definitions

  • the present invention is part of the field of technologies applied to agricultural equipment and, more specifically, refers to a pneumatic seed doser with a seed collector disk and suction mechanism.
  • Seed dosers are agricultural implements intended to optimize the agricultural planting process by means of uniform deposition of seeds in the cultivation soil , standardizing the distance between the different seeds along the entire extension of cultivation , as well as eliminating the occurrences of more than one seed in the same point of the cultivation soil - multiples, and absence of seeds in a point of the cultivation soil - failures.
  • the present invention refers to agricultural implements in general , more specifically to a pneumatic seed doser for planters which , according to its general characteristics , has as its basic principle to provide the formation of a pneumatic doser in its own structure and specifies the mechanical type integrated into seed planters and based on a structuring fairing , a rotating disc for seed housing , a seed collection chamber , a negative pressure suction chamber and an electric drive motor , with views to make possible, in an extremely practical, safe and precise way, a complete optimization in the procedures of distribution of seeds by gravity directly in the soil of agricultural cultivation from an agricultural planter with a seed transport system by rotating disc with perfect uniformity in this seed deposition (without failures and equidistant multiplicity ) , combined with high safety and ergonomics for operators and , based on a pneumatic doser with great resistance, safety and versatility.
  • the pneumatic seed doser of the present invention has a specific and easily accessible structure and format for better adaptation and user safety , practical handling and functionality characteristics , accessible costs and , due to its general characteristics and dimensions , it is adaptable to a wide range of planters, seeds, agricultural crops, users and locations in general, regardless of the characteristics they may have.
  • the distribution of seeds on the agricultural soil carried out by these known seed dosers is necessarily carried out by implements comprising at least one rotating seed distribution disk, a seed and/or air/pressure conducting tube or duct, air/pressure and/or suction generating turbines, and mechanical gears and reducers for moving the components, as well as sensors electronics for counting and/or releasing seeds.
  • the present invention is characterized by bringing together components and processes in a differentiated conception, which will meet the various requirements that the nature of the use demands, that is, deposition of seeds in a uniform and precise way in the agricultural soil.
  • the conception of the present invention guarantees a pneumatic doser of great efficiency, functionality, resistance, durability, safety, versatility, precision, ergonomics and economy due to the excellent added technical qualities, which provide advantages and improvements in the procedures of planting cultures agricultural products by means of seeds from agricultural planters and whose general characteristics differ from other forms and models of seed dispensers known by the current state of the art.
  • the present invention consists in the use of a modern , efficient , safe and functional pneumatic seed doser for planters formed by a set of mechanical and agricultural solutions correctly incorporated , composing a complete and differentiated pneumatic doser with structure compact, excellent finishing details and its own characteristics, which incorporates its own and specific structure in relation to its mechanics, of high durability and resistance, and containing perfectly integrated and symmetrically arranged fairing as a structuring and sealing element of the pneumatic doser, a rotating seed collector disc as an element for housing and transporting the seeds inside the pneumatic doser , a collection chamber as an element for conducting the seeds from the planter to the rotating disc , a suction chamber as an element for conducting the negative pressure from the planter to the disc rotary , an electric motor as an element of supplying mechanical energy to the disc rotary, in order to enable the formation of a single, complete and safe set, whose shapes and internal and external dispositions allow the perfect adaptation to the most diverse types of seed planters
  • the general design of the present pneumatic seed doser for planters, object of the present invention is based entirely on its compact and robust structure, with a minimum of components required, extremely simplified operation, with manual assembly through fittings among its constituent parts, safe and optimized, combined with very practical manufacturing and maintenance procedures, in order to generate a seed doser based on a seed transport system by rotating disc, pneumatic transport system, where the seed grains they are collected directly from a lung (collection chamber) and are fixed through a negative pressure air suction system (suction chamber) which ensures that the seeds are perfectly fixed to it.
  • the seeds are deposited directly in the cultivation soil, without the need for singulator blades or conductive tube, and in a totally uniform way. - regularly spaced (equidistant) shape.
  • the present pneumatic doser is based on the application of components and processes in a conception differentiated, without, however, reaching a high degree of sophistication and complexity, making it possible to solve some of the main inconveniences of the other forms and models known by the current state of the art and used in the procedures of deposition of seeds in the soil of agricultural cultivation, which are they are located in a work range in which there are difficulties in use and application , low efficiency and performance , frequent accidents , great deterioration and fragility , little durability and resistance , low versatility , high costs , high overall volume and weight and low ergonomic capacity .
  • the present invention describes a pneumatic seed doser for planters which is a mechanical structure adaptable to a plurality of seed planters, the pneumatic doser comprising: a cylindrical fairing, arranged vertically and symmetrically throughout the extension of the pneumatic doser, in which the fairing comprises: a cylindrical main body, arranged symmetrically along the entire length of the left side face of the fairing; and a truncated closing lid, arranged symmetrically along the entire length of the right side face of the fairing and parallel to the main body; a cylindrical rotary disk , disposed vertically , parallel and symmetrically centered inside the fairing between the internal side faces of the main body and the closing cover ; an electric gearmotor disposed vertically, parallel and symmetrically centered on the outer side face of the main body in alignment with the rotating disc; a collection chamber disposed parallel and symmetrically inside the fairing, between the inner side face of the main body and the adjacent side face of the rotating disc; and
  • Figure IA represents a front perspective view of the pneumatic seed doser for planters.
  • Figure 1B represents a rear perspective view of the pneumatic seed doser for planters.
  • Figure 1C represents a left side view of the pneumatic seed doser for planters.
  • Figure 1D represents a right side view of the pneumatic seed doser for planters.
  • Figure 1E represents a top view of the pneumatic seed doser for planters.
  • Figure 1F represents a bottom view of the pneumatic seed doser for planters.
  • Figure 1G represents a front view of the Pneumatic seed doser for planters.
  • Figure 1H represents a rear view of the pneumatic seed doser for planters.
  • Figure 2A represents a front exploded perspective view of the pneumatic seed doser for planters.
  • Figure 2B represents an exploded rear perspective view of the pneumatic seed doser for planters.
  • the present invention describes a "Pneumatic Doser of Seeds for Planters", as illustrated in figure IA, in general.
  • the pneumatic dispenser of the present invention comprises a pneumatic dispenser (1) complete and with its own characteristics, which incorporates its own and specific structure of the mechanical type, of high durability and resistance, shapes and internal and external arrangements that adapt to the most diverse types of seed planters in general, and containing perfectly integrated and symmetrically arranged:
  • a main body (3) cylindrical and arranged symmetrically along the entire length of the left side face of the fairing (2), and a closing cap (4) truncated and arranged symmetrically along the entire length of the face fairing right side (2) and parallel to the main body (2);
  • a rotating disc (5) cylindrical and arranged vertically, parallel and symmetrically centered inside the fairing (2) between the inner side faces of the main body (3) and the closing lid (4);
  • an electric motor reducer (6) disposed vertically, parallel and symmetrically centered on the outer lateral face of the main body (3) in alignment with the rotating disc (3);
  • a collecting chamber (7) arranged parallel and symmetrically inside the fairing (2), between the internal side face of the main body (3) and the adjacent side face of the rotating disc (5);
  • a suction chamber (8) arranged parallel and symmetrically inside the fairing (2) between the inner side face of the closing cap (4) and the adjacent side face of the rotating disk (5); and an inlet hose arranged symmetrically interconnecting the seed tank of
  • the main body (3) comprises a central opening (3A) cylindrical and arranged symmetrically centered on its side face, an internal hollow (3B) cylindrical arranged symmetrically throughout the length of the inner part of the main body from its inner face , two rear couplings (3C) arranged perpendicularly and symmetrically on its rear face, two holes (3D) each arranged transpassing and symmetrically centered on the rear end of a rear coupling (3C), a duct internal (3E) cylindrical arranged perpendicularly and symmetrically centered in the alignment of the inner part of the central opening (3A), a semicircular projection (3F) arranged parallel and symmetrically around the central opening (3A), an internal projection (3G) arranged parallel and symmetrically around the lower half of the inner side faces of the internal hollow (3B), a cylindrical seed inlet nozzle (3H) arranged perpendicularly and symmetrically on the upper face of the main body (3) and interconnected to the seed storage system of the planter through an inlet hose with quick coupling type
  • the closing cap (4) comprises an internal hollow (4A) tapered symmetrically arranged throughout the entire length of the inner part of the main body from its inner face, an internal annular flap (4B) arranged perpendicularly and symmetrically around the upper-interior ends of the internal hollow (4A), an annular upper flange (4C) arranged perpendicularly and symmetrically over and around the internal ends of the internal flange (4B), an injector nozzle (4D) perpendicularly and symmetrically disposed in the internal part of the side face of the internal hollow (4A) adjacent to the lower face of the internal flange (4B), an internal flange (4E) arranged parallel and symmetrically fitted over and around the entire length of the internal flange
  • a suction air inlet nozzle (4F) arranged perpendicularly and symmetrically on the upper face of the closing lid (4) and interconnected to the planter's air suction system through an inlet hose with quick coupling type connections and the suction chamber (8).
  • the rotating disk (5) comprises a central cylindrical rotation pin (5A) arranged perpendicularly and symmetrically centered on its left side face and passing through the internal duct (3E) and the central opening (3A), a lateral chamfer (5B ) ring arranged symmetrically over and around the entire length of the lateral ends of its left side face, a set of housing cavities (5C) arranged parallel and symmetrically spaced along the entire length of the external face of the lateral chamfer (5B), a set of suction holes (5D) each arranged symmetrically centered and passing through a housing cavity (5C); an annular side flange (5E) arranged perpendicularly and symmetrically around the entire length of the lateral ends of the rotating disk (5), and an internal recess (5F) frustoconical arranged symmetrically throughout the length of its internal part from its lateral face right.
  • a central cylindrical rotation pin (5A) arranged perpendicularly and symmetrically centered on its left side face and passing through the internal
  • the lateral chamfer (5B) connects the lateral flange (5E), with a larger diameter, to the left lateral face of the rotating disk (5), with a smaller diameter, converging towards the collecting chamber (7) and forming, thus, an angle in the region of contact and capture of the seeds where the set of housing cavities (5C) is arranged.
  • This angle formed by the lateral chamfer (5B) allows a better accommodation of the seeds in the housing cavities (5C), in addition to reducing the need for high negative pressures in the suction chamber (8)_ to accommodate the seeds and conduct them from the entrance to the exit of the doser. Also, the angle of the rotating disc (5) formed by the lateral chamfer (5B) in the seed conduction region, makes the spare grains have a natural tendency to fall back into the reservoir, generating a better uniqueness and dispensing with the use of singulator reeds.
  • the electric gearmotor (6) is arranged perpendicularly and symmetrically interconnected through its axis of rotation to the central rotation pin (5A) of the rotating disc (5).
  • the pneumatic seed doser for planters can be comprised of a coupler arranged perpendicularly and symmetrically fitted around the lower end of the seed outlet nozzle (31), a furrow boot arranged perpendicularly and symmetrically fitted around the lower end of the coupler, and a presser tongue disposed perpendicularly and symmetrically over the upper-anterior part of the furrow boot.
  • the rotating disk (5) is made up of housing cavities (5C) and sucking holes (5D) for respectively the housing and fixation functions of seeds coming directly from the collection chamber reservoir (A) of the main body (3), whereby the fixation of the seeds to the rotating disk (5), more specifically the housing cavities (5C) is carried out directly by means of the suction coming from the suction chamber (8) that passes through the sucking holes (5D).
  • the rotating disc (5) is also responsible for the physical separation between the collection chambers (7) and suction (8) inside the fairing (2), so that there is air communication between the collection chamber (7 ) and the suction chamber (8), through the suction holes (5D) of the rotating disc (5).
  • the electric geared motor (6) attached to the side of the main body (3), is responsible for providing mechanical energy directly to the rotating disk (5), allowing its rotating movement.
  • the collection chamber (7) is the internal cavity of the main body (3) connected to the seed storage system of the seed planter through the nozzle of seed inlet (3H) and in direct contact with the left lateral face of the rotating disk (5), face that contains the housing cavities (5C) , in which the seeds are conducted inside this collection chamber (A) .
  • the suction chamber (8) is the internal cavity of the closing lid (4) that has an air suction inlet - suction air inlet nozzle (4F), connected to the planter's air suction system of seeds, being responsible for conducting the negative pressure produced by the seed planter to the right lateral face of the rotating disk (5), face without the housing cavities (5C), allowing to fix the seeds to the housing cavities (5A).
  • an air suction inlet - suction air inlet nozzle (4F) connected to the planter's air suction system of seeds, being responsible for conducting the negative pressure produced by the seed planter to the right lateral face of the rotating disk (5), face without the housing cavities (5C), allowing to fix the seeds to the housing cavities (5A).
  • the inlet hose is responsible for conducting the seeds from the seed tank of the seed planter directly to the collecting chamber (7) of the pneumatic doser (1).
  • the coupler has the basic function of making the connection between the seed outlet nozzle (31) of the main body (3) and the furrow boot, in order to conduct the seeds inside it.
  • the furrow boot has the basic function of performing the cut and opening of the cultivation soil, as well as the final conduction of the seed to the furrow created in this cultivation soil.
  • the pressing tongue has the basic function of pressing each of the seeds directly against the bottom of the furrow created in the cultivation soil by the furrow boot in order to better fix them to the cultivation soil, making a perfect accommodation at the bottom of the groove in V.
  • the pneumatic seed doser for planters has a compact geometric configuration and robust structure, allowing its installation/assembly in models of agricultural implements, called seed planters, even the most compact ones, in variable amounts depending on the type and size of the seed planter, as well as being structured on these by means of simple fixed support/articulation points configured through its fairing (2) .
  • the components of the pneumatic feeder such as fairing (2), main body (3), closing cap (4), rotating disc (5) and electric geared motor (6), as well as their respective subcomponents, have bumps and/or grooves to fit each other, thus enabling the entire assembly of the pneumatic feeder to be done manually through the different fittings, avoiding the use of tools, screws or other fasteners, and facilitating the cleaning and maintenance of the feeder.
  • the pneumatic seed doser for planters operates based on its correct and articulated positioning next to agricultural seed planters, as well as on a seed transport system by rotating disk (5), integrated in a collection chamber ( lung) (7) and a suction chamber (negative air pressure differential - air suction) (8) , where the grains are collected from the seed storage system of the seed planter and the negative air pressure differential is collected from the air suction system of the seed planter, conducting the seeds to the cultivation soil in a regularly spaced manner.
  • the seeds are conducted from the seed storage tank of the seed planter to the collection chamber (7) through the seed inlet nozzle (3H). Due to the air suction from the suction chamber (8), coming from the air suction system of the seed planter through the suction air inlet nozzle (4F), the seeds are sucked through the suction holes (5D) of the rotating disk (5), located in each of the housing cavities (5C) - housing of the left side of the rotating disk (5), inside the collecting chamber (7), being perfectly adhered to the external part of each of these housings.
  • the suction holes (5D) of each of the housing cavities (5C) of the rotating disk (5) are individually obstructed by a pulley, completely interrupting the pressure of suction in these, expelling and releasing by gravity each seed which, in turn, is conducted each one through the seed outlet nozzle (31) inferiorly interconnected to the coupler, furrow boot and pressure tongue to a regularly spaced position of the soil farm prepared for its planting by the agricultural planter.
  • the collecting chamber has three vanes called singulators that bump the excess seed grains before they reach the outlet nozzle of the pneumatic doser .
  • the pneumatic seed doser for planters as its components are fully integrated with each other and the agricultural planters , can be assembled and disassembled in an agile way , nothing comes loose and has nothing to break or bend, it is achieved a high level of performance and efficiency, combined with high durability and absolute safety.
  • the components After being fully integrated with each other and the agricultural planters , the components are attached and cohesive , thus preventing them from loosening by themselves when in use , leaving the set fully available for seed deposition procedures in a uniform manner in the soil of cultivation .
  • the pneumatic doser (1) can be used without any kind of concern, mainly regarding the durability and safety of its components, as well as the safety of the operators.
  • the pneumatic seed doser for planters presents specific innovative advantages , primarily in a comparison with systems widely known by the current technique based on in pneumatic systems: simpler structure that demands a smaller number of components in its structure, as well as reduced dimensions and weight of the set; high efficiency in the dosage of seeds in the cultivation soil without the occurrence of failures and multiplicity in the deposition of seeds; less complexity in its operation and maintenance generating greater reliability with lower costs; operational cycle with shorter times and costs generating reduced energy demand in its operational stages; and internal components that allow better accommodation and transport of the seeds, as well as reduce the need to generate high negative pressure to conduct the seed from the inlet to the outlet of the doser.
  • pneumatic seed doser for planters has numerous advantages, such as: great safety, reliability and agility in the application; great yield and performance in its application due to its general design; high comfort, convenience and safety for users; high resistance and durability of the set as a whole; Totally affordable costs, which enables an excellent cost/benefit ratio; practical and safe use by any user; large range range ; very low and practical general maintenance; perfect and direct adaptation to the most diverse types of seeds, agricultural soils and agricultural crops; high operating precision; fully compatible overall weight and dimensions; and the certainty of having a pneumatic doser (1) that fully complies with current legislation and standards and the basic conditions necessary for its application, such as safety, precision and performance.

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  • Life Sciences & Earth Sciences (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Sowing (AREA)

Abstract

Le présent brevet d'invention concerne un doseur pneumatique de graines pour planteuses qui, selon ses caractéristiques, permet la formation d'un doseur pneumatique (1) à structure propre et spécifique du type mécanique, intégré aux planteuses de graines et ayant pour base un élément caréné (2) de structuration, un disque rotatif (5) de logement des graines, une chambre de collecte (7) de graines, une chambre d'aspiration (8) à pression négative et un moteur électrique - motoréducteur (6) d'actionnement, en vue de permettre une complète optimisation des procédés de distribution de graines par gravité directement dans le sol de culture agricole à partir d'une planteuse agricole avec une parfaite uniformisation du dépôt des graines (sans défaillances ni multiplicité), offrant en outre une sécurité et une ergonomie élevées pour les opérateurs, et ayant pour base un doseur pneumatique (1) présentant d'excellentes propriétés de résistance, de sécurité et de polyvalence.
PCT/BR2022/050502 2021-12-17 2022-12-16 Doseur pneumatique de graines pour planteuses Ceased WO2023108244A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
BR102021025603 2021-12-17
BR1020210256036 2021-12-17
BR1020220256934 2022-12-15
BR102022025693-4A BR102022025693A2 (pt) 2021-12-17 2022-12-15 Dosador pneumático de sementes para plantadeiras

Publications (1)

Publication Number Publication Date
WO2023108244A1 true WO2023108244A1 (fr) 2023-06-22

Family

ID=86775159

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/BR2022/050502 Ceased WO2023108244A1 (fr) 2021-12-17 2022-12-16 Doseur pneumatique de graines pour planteuses

Country Status (2)

Country Link
AR (1) AR128000A1 (fr)
WO (1) WO2023108244A1 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3050419A1 (fr) * 2015-01-28 2016-08-03 Horsch Maschinen GmbH Dispositif de dosage d'une machine agricole
US9980426B2 (en) * 2012-10-23 2018-05-29 Kinze Manufacturing, Inc. Air seed meter with adjustable singulator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9980426B2 (en) * 2012-10-23 2018-05-29 Kinze Manufacturing, Inc. Air seed meter with adjustable singulator
US10716252B2 (en) * 2012-10-23 2020-07-21 Kinze Manufacturing, Inc. Air seed meter with internal drive
EP3050419A1 (fr) * 2015-01-28 2016-08-03 Horsch Maschinen GmbH Dispositif de dosage d'une machine agricole

Also Published As

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AR128000A1 (es) 2024-03-13

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