EP0970752B1 - dispositif d'arrosage - Google Patents

dispositif d'arrosage Download PDF

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Publication number
EP0970752B1
EP0970752B1 EP99112619A EP99112619A EP0970752B1 EP 0970752 B1 EP0970752 B1 EP 0970752B1 EP 99112619 A EP99112619 A EP 99112619A EP 99112619 A EP99112619 A EP 99112619A EP 0970752 B1 EP0970752 B1 EP 0970752B1
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EP
European Patent Office
Prior art keywords
nozzle
guide
guide body
sprinkling
nozzles
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.)
Expired - Lifetime
Application number
EP99112619A
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German (de)
English (en)
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EP0970752A3 (fr
EP0970752A2 (fr
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.)
Gardena Manufacturing GmbH
Original Assignee
Gardena Kress and Kastner GmbH
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Filing date
Publication date
Application filed by Gardena Kress and Kastner GmbH filed Critical Gardena Kress and Kastner GmbH
Publication of EP0970752A2 publication Critical patent/EP0970752A2/fr
Publication of EP0970752A3 publication Critical patent/EP0970752A3/fr
Application granted granted Critical
Publication of EP0970752B1 publication Critical patent/EP0970752B1/fr
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B3/00—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements
    • B05B3/02—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements
    • B05B3/04—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements driven by the liquid or other fluent material discharged, e.g. the liquid actuating a motor before passing to the outlet
    • B05B3/0409—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements driven by the liquid or other fluent material discharged, e.g. the liquid actuating a motor before passing to the outlet with moving, e.g. rotating, outlet elements
    • B05B3/0418—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements driven by the liquid or other fluent material discharged, e.g. the liquid actuating a motor before passing to the outlet with moving, e.g. rotating, outlet elements comprising a liquid driven rotor, e.g. a turbine
    • B05B3/0422—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements driven by the liquid or other fluent material discharged, e.g. the liquid actuating a motor before passing to the outlet with moving, e.g. rotating, outlet elements comprising a liquid driven rotor, e.g. a turbine with rotating outlet elements
    • B05B3/0431—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements driven by the liquid or other fluent material discharged, e.g. the liquid actuating a motor before passing to the outlet with moving, e.g. rotating, outlet elements comprising a liquid driven rotor, e.g. a turbine with rotating outlet elements the rotative movement of the outlet elements being reversible
    • B05B3/044—Tubular elements holding several outlets, e.g. apertured tubes, oscillating about an axis substantially parallel to the tubular element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/34—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl
    • B05B1/3402—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl to avoid or to reduce turbulencies, e.g. comprising fluid flow straightening means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
    • B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
    • B05B15/65—Mounting arrangements for fluid connection of the spraying apparatus or its outlets to flow conduits
    • B05B15/652—Mounting arrangements for fluid connection of the spraying apparatus or its outlets to flow conduits whereby the jet can be oriented
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
    • B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
    • B05B15/68—Arrangements for adjusting the position of spray heads

Definitions

  • the invention relates a Beregnunsvoroplasty according to claim 1.
  • Sprinklers are predominantly in the garden area for area-covering water supply of plant surfaces but can also be used to moisten other surfaces, such as wet sand tennis courts or the like., Can be used.
  • a generic sprinkler is usually set up fixed to one Connected to the water supply and generates a sprinkler image, that the shape and size of the rained surface as well as the Irrigation density determined. For a variable use Such irrigation devices it is desirable that Regulator image to be able to adjust the irrigation device to adapt to the intended use.
  • Generic irrigation devices have a to a Liquid supply, in particular water supply, connectable nozzle arrangement with a plurality of nozzles, their jet directions determining nozzle nozzle axes are directionally variable.
  • a nozzle arrangement a or multidimensional array of nozzles with substantially fixed predetermined relative positions.
  • a nozzle is usually as a single nozzle for dispensing a jet of water trained, but can also be used as a spray nozzle for Delivered a spatially extended spray his.
  • circular sprinkler is a circular sprinkler image an array of individual nozzles produced in one or several vertical rows at one about a vertical axis pivotable sprinkler head are arranged. The partial beams of the several nozzles are shortly after the nozzle outputs to a single beam united. The division into several nozzles allows a stepwise adjustment of the flow rate. To adjust the throw of the uniform beam All individual nozzles of a vertical row are maintained the parallel alignment of the nozzles at the same time same angle adjusted.
  • Circular sprinklers are for irrigation of rectilinear lawns, for example in the Area of roadsides, only partially suitable. The adjustment options the well-known circle sprinkler are also on the Diameter adjustment of the irrigation area limited.
  • the invention is based on the object to create a device that has a variable setting sprinkler image of a sprinkler on simple Allow way.
  • the invention proposes a sprinkler device according to claim 1.
  • individual nozzles in a one-dimensional or multi-dimensional, especially two-dimensional Field be arranged, preferably one uniform distribution of individual nozzles is present.
  • Prefers is a one-dimensional, i. linear, especially rectilinear Arrangement of individual nozzles so a straight row of nozzles.
  • the device makes it possible that the nozzle axes, or the liquid jets generated by the nozzle assembly, Fan-like in the manner of a particular flat fan pulled apart or merged symmetrically or asymmetrically can be.
  • a fixed by the adjustment Arrangement of nozzles can be moved collectively For example, such that a jet fan oscillating around a oscillating in a fan level pendulum axis and swung back and forth becomes.
  • the device allows a variety of advantageous adjustment. Normally it is that at the Adjustment of nozzle axes collectively or simultaneously relative be tilted to each other. It is also possible to single Nozzles or nozzle groups of the nozzle order relative to the tipping others, resulting in a sprinkling field Generated areas of different irrigation densities can be.
  • a uniform irrigation density in different Settings can be done by be achieved that during the adjustment, the relative tilt angle between adjacent nozzle axes of the nozzle assembly substantially equal angular amounts or angular increments to be changed. It is usually like that Nozzle axes when adjusting to different absolute tilt angle be tilted.
  • a gradual adjustment of the sprinkler image permit certain irrigation densities and / or areas to select specifically. It is preferred if the nozzle axes can be adjusted continuously or continuously, what a particularly sensitive setting of irrigation density and / or size and / or shape of the sprinkling area.
  • An advantageous embodiment allows a variety various settings or degrees of freedom Adjustment, whereby not only the irrigation density adjustable but also, preferably irrespective of the irrigation density, the location and / or shape of the by a preferred Stationarily installed sprinkler can be reached Irrigation area.
  • it may be that in the adjustment at least one nozzle axis, or a Group of nozzle axes, not substantially displaced, while other nozzle axes relative to the non-displaced Nozzle axes, and preferably relative to each other, tilted become.
  • one internal nozzle or nozzle group remain unaffected, while adjacent to the edges of the nozzle array nozzles of the tilted nozzle axes away or tilted on this become.
  • the sprinkling remains in through the unobstructed nozzle axes defined center of gravity of the Irrigation area essentially unchanged while they changing to the edges. It may also be that one or more marginal nozzles of a field remains undisturbed, while other nozzle axes are tilted in contrast. This allows a lateral limitation of the irrigation area even with adjustment of the nozzle order in their position remain unchanged, which, for example, in the range of Roads is an advantage.
  • a particularly suitable Irrigation device has at least one nozzle arrangement of described type and one, preferably manually operable, Adjusting device for adjusting the directions of the nozzle axes, wherein the adjusting tilters for Tilting of nozzle axes relative to each other.
  • at the nozzle arrangement are preferably as single jet nozzles trained nozzles preferably in a regular Distributed, preferably adjacent nozzles arranged at substantially equal distances from each other are. This allows uniform irrigation densities especially easy to achieve.
  • the nozzle assembly a single, in particular straight, nozzle row. It is also possible to use the nozzles in a two-dimensional, preferably flat field, for example a double row or multiple rows, or in a three-dimensional arrangement to arrange.
  • the adjustment of the emission direction determining nozzle axes can be done by changing the flow paths within be achieved when adjusting possibly fixed nozzles.
  • Easy to make and easy to adjust Nozzle arrangements in which the individual nozzles each one on the liquid supply connectable nozzle inlet and, at an axial distance from this, one for liquid delivery provided nozzle outlet, wherein by the relative Arrangement of nozzle inlet and nozzle outlet the nozzle-proof Nozzle axis is defined and the adjustment of the nozzle axes by relative adjustment of nozzle inlet and nozzle outlet he follows. To adjust the nozzle inlet and / or nozzle outlet are moved, wherein in preferred embodiments the nozzle inlets are substantially retained and the nozzle outlets are arranged movable transversely to the nozzle axis. Accordingly, the adjustment or tilting of the nozzle axes by moving the nozzle outlets across nozzle axes be achieved.
  • the individual nozzles of the arrangement can be separated from each other or separate, intrinsically rigid individual nozzles which, preferably in the area of the nozzle inlets, tiltable are, preferably in ball or roller joints.
  • the nozzle assembly at least a continuous, preferably band-shaped Nozzle body of elastically flexible material on which a plurality, preferably all, nozzles of the nozzle arrangement, preferably in one piece, are arranged.
  • the one nozzle row forming nozzle band can be sealed in such an example tubular housing body of the liquid supply be used, that the nozzle approaches by appropriate Wall openings of the housing protrude outward.
  • flexible or flexible nozzle outlet areas can the tilting means of the nozzle axes attack.
  • the tilting means a first guide body with at least one, preferably a plurality of first guide openings and a movable relative to the first guide body second guide body with at least one, preferably a plurality of second guide openings, wherein the Guide body over each other and the guide openings in such a way are arranged overlapping each other that in the overlap area a first and a second guide opening a nozzle guide opening is formed.
  • a nozzle guide opening preferably encloses a single nozzle, in particular their outlet area, on all sides and forms lateral Guide surfaces for the nozzle.
  • first guide holes and / or the second guide openings by preferably straight longitudinal slots, in particular substantially constant Width, are formed, with the first guide holes at least in sections obliquely to the second Guide openings extend, for example, at an angle between 30 ° and 60 °. It can be generally diamond-shaped Nozzle guide openings are created whose inner diameter at the relative displacement of the guide body not or only very slightly changes.
  • the second guide body immovable or fixed to a housing of the Sprinkler mounted, in particular integral Part of the housing, while the first guide body movably mounted on the housing, in particular sliding is.
  • the solid, second guide body and the movable one first guide body can in particular as straight guide rails be formed, in which the guide openings are attached.
  • the adjustment options can be one Vertical adjustment of the guide body against each other. Normally, however, is a substantially flat Adjustability before, in particular the first guide body against the second guide body transversely to a row of nozzles displaceable and / or oblique to a row of nozzles is adjustable.
  • To set the desired sprinkler image has the adjustment a preferred embodiment at least a coupled with at least one guide body, preferably manually operable actuator for relative adjustment the position of the first and second guide body.
  • About a single actuator can be a linear relative displacement and / or a relative rotation of the guide body in a degree defined by the nature of the coupling be achieved.
  • a preferred embodiment has several Degrees of freedom of adjustment.
  • Fig. 1 is a longitudinal section along a vertical plane by an embodiment of a quadrilateral sprinkler Sprinkler 1 shown.
  • Tubular plastic sprinkler housing 2 (FIGS. 4, 5, 6) is in an approximately semi-cylindrical, open-topped stand 3 (Fig. 2) rotatably supported about its longitudinal axis 4 and over a not shown in detail, water-powered drive 5 um the longitudinal axis oscillating back and forth.
  • the sprinkler housing is a nozzle assembly 6 in shape a straight nozzle row with eighteen in the longitudinal direction of Nozzle row evenly spaced individual nozzles 7, wherein each of the nozzles is a jet of water one coincident with the nozzle axis 8 emission direction emits when from a liquid supply, not shown Water under pressure into the interior of the housing 2 passed becomes.
  • the nozzles of the nozzle assembly are connected to one another, band-shaped nozzle body or nozzle belt 9 made of rubber-elastic or similar elastically flexible material in one piece trained with the band.
  • Each of the well in Fig. 4 and 5 well to be recognized individual nozzles 7 has a to the interior of the Sprinkler housing funnel-shaped expanding nozzle inlet 10, which points several inward around its inner circumference, axial guide webs 11 for low-turbulence water supply has. in the further course towards the nozzle outlet 12, after a in the essential cylindrical section, a section with it Continuously to the outlet 12 reduced internal cross-section provided in an outlet-side outer portion with transitions substantially cylindrical inner cross-section.
  • the outer contour of the nozzles also tapers in one Transition to the outlets. This nozzle shape is particularly advantageous for those formed in accordance with the invention Regramer deformation to the beam direction change, because the continuous rejuvenation even with stronger ones Bends, for example, about 40 ° from the shown vertical orientation, not kinked.
  • the nozzles are in the region of the nozzle inlets 11 from the inside the sprinkler housing 2 in a series of circular nozzle holding openings 13 by barb-like protrusions self-holding and used self-sealing.
  • the nozzle outlets 12 can due to the rubber elasticity of the nozzles against the Nozzle inlets 10 opposite the shown, untilted Parallel position of the nozzles laterally tilted or bent will be explained later.
  • first guide body 15 in the form of a long, straight Plastic strip arranged upwards by a with respect to the housing 2 fixed, a second guide body forming bar 16 is covered.
  • the in Fig. 3 good to be recognized bar 15, which at both ends perpendicular to extending in the longitudinal direction, upwardly open Israelecknuten 17 for guidance in the transverse displacement of the ends has, in the longitudinal direction, one of the number of nozzles corresponding number extending transversely to the longitudinal direction, approximately barrel-shaped bulges 18.
  • each of the Buckling In the area of each of the Buckling is at an angle of about 60 ° to the longitudinal direction the bar running, vertically through Longitudinal slot 19 arranged, the slot width substantially the outer diameter of the nozzles 7 in the region of Nozzle outlets 12 corresponds.
  • the slots protrudes in the assembled state of the sprinkler (Fig. 1) one of the nozzles 7 of the nozzle row.
  • the movable bar 15 operates with the in Fig. 2 in plan view to be recognized, arranged above the bar 15, fixed, second bar 16 along their Longitudinal one of the number of nozzles corresponding number of longitudinal slots 20, whose longitudinal direction parallel to Longitudinal direction of the nozzle row is aligned.
  • the lead only one nozzle can also be a longer, possibly be provided through a continuous guide slot, the more, especially all the nozzles leads laterally.
  • the fixed bar 16 is a from Sprinkler housing 2 separate part, which in the longitudinal direction in axially extending longitudinal grooves 22 of the housing outside axially is introduced.
  • the second bar 16 can also be part be the sprinkler housing.
  • the fixed bar is in Example of FIG. 1 with uniform wall thickness and a following the periodic buckling of the sliding bar Shaping executed (Fig. 1), wherein the possible Inclination of the movable bar 15 with respect to fixed bar 16 is taken into account in the shape of the bulges is.
  • the two strips 15, 16 are in contact with each other one above the other, wherein the second bar 16 with respect to the nozzle bar fixed and the first bar 15 across the Nozzle row (perpendicular to the paper plane of Fig. 1), if necessary displaceable parallel to axis 4 and / or obliquely to the nozzle row is adjustable.
  • An adjustment of the first bar in The longitudinal direction of the housing is characterized by the intermeshing Prevents buckling.
  • the lateral displacement of the ends of the first bar 15th takes place in the embodiment shown by mechanical operable actuators or actuators in the form of Sliders 24, 25 on the mediation of obliquely to the longitudinal direction the bar or to the direction of displacement, in the sliders provided guide slots 26, 27, in each case a driving pin 28, 29 an extension the strip forming tab engages.
  • Fig. 7 shows four different relative positions with the slanted slots 19 provided, sliding bar 15th relative to the fixed, second bar, of which only the in the longitudinal direction of the nozzle arrangement extending longitudinal slots 20 are shown in Fig. 7 (a).
  • the information "above” and “below” are at the level and orientation of the drawing and refer to the sprinkler in directions perpendicular to the longitudinal axis 4 and parallel to the bottom plane of the Strip 15.
  • the views in Fig. 7 are plan views, respectively on the last arrangement at a center position of a horizontal, parallel to the nozzle row pivot axis 4 to Surface irrigation periodically back and forth rotatable sprinkler housing Second
  • Fig. 7 (a) In the position shown in Fig. 7 (a) is the slidable first bar 15 in a middle position of Slider 24, 25, in which one with respect to the lateral Displaceability middle longitudinal plane of the sliding Ledge with the vertical longitudinal plane through the nozzle row (Sectional plane in Fig. 1) and the median plane through the Longitudinal slots 20 of the fixed bar (dashed line 35) coincides.
  • the series of longitudinal slots 20 of the second Strip is in Figs. 7 (b to d) only by the dashed line 35 shown.
  • Some nozzle outlets 12 are by circles in the crossing points 23 of the intersecting Slanted slots 19 and longitudinal slots 20 of the represents two bars. On one below the last arrangement in Fig.
  • a middle nozzle 40 in Fig. 7 (a), there is the crossing point the slots 19, 20 directly vertically above the nozzle inlet 10 and the nozzle gives a vertical (or in a tilted vertical plane) beam off.
  • the outside Nozzles is the crossing point farther out than the Nozzle inlet, so that in these nozzles the outlet outwards is tilted and the nozzles an outwardly tilted beam submit.
  • the intermediate nozzles are in outward Increasingly tilted against the vertical, so that a symmetrical, flat fan with substantially the same Angular steps between adjacent beams results.
  • This Fan expansion with parallel position of the strips results in the example in that the distance in the longitudinal direction of Nozzle row between adjacent inclined slots 19 of the movable bar is several percent larger than the corresponding longitudinal distance of adjacent positions of Nozzle inlets.
  • Fig. 7 (b) the row of longitudinal slots 20 is the fixed, second bar 16 only by a broken Line 35 shown.
  • the left slider 24 to the center of the nozzle row and on the pin guide 26 in the slider, the left end of the sliding strip 15 laterally, so in the figure shifted "up", so that the first, sliding bar now obliquely to the longitudinal direction 35 of the nozzle row.
  • the stepless displacement of the left end of the strip has to Series, that the left outside arranged edge nozzle 41 with her Nozzle outlet is located vertically above the associated nozzle inlet and emit a beam in the vertical direction.
  • the beam direction the right outer edge nozzle 42 is against it from the position in Fig. 7 (a) substantially unchanged.
  • the intervening nozzles are one of left to right decreasing dimension compared to the position of Fig. 7 (a) tilted to the right.
  • This strip position corresponds the fan image of Fig. 8 (b).
  • the right edge of the fan of rays becomes right tilted.
  • the jet directions or nozzle axes of the entire Nozzle row except for the leftmost edge nozzle 41 become collective or simultaneous, but different Absolute angle values, tilted to the right in the way that each increases the angle between adjacent beams and preferably a fan with from jet to jet at least approximately equal angular step of, for example 1 ° arises.
  • the overall expansion of the fan then results in accordance with the total number of nozzles the nozzle row from the sum of the relative tilt angle between the adjacent beams or nozzle axes.
  • the irrigation density in the sprinkled quadrilateral increases the position of Fig. 8 (a), while the total area of the sprinkled quadrangle to the right side and the left edge remains unchanged in its position.
  • Fig. 8 (c) the right-side slider 25 is completely behind moved outside and the right fan edge under magnification of the above-mentioned Winkelrinkrements to, for example, 2 ° in its extreme oblique orientation.
  • the left fan edge remains unchanged.
  • at the fan positions of Fig. 8 (d) and (e) are the uniform relative angle between the individual beams approximately 4 or 5 °. It will be appreciated that in the sprinkler the irrigation density here by the fan angle the nozzle row is determined, and the average exit or emission independently of each other continuously are continuously adjustable or changeable.
  • a method for the variable adjustment of Sprinkler image of a rectangle sprinkler as well as a specially to its implementation are suitable apparatus above has been exemplified.
  • a variety not closer described variants are conceivable.
  • a lowering of a movable bar towards the nozzle inlets an already existing tilted position change of nozzles, in particular amplify.
  • rigid nozzles for example, individually in the inlet areas tiltable in ball or roller joints are stored.
  • rigid nozzles may possibly on a longitudinal guide, as in the described embodiment achieved by the longitudinal slots 20 of the solid bar will be waived.
  • the mechanical means of adjustment The beam directions can except at the Düsenauslässen also, for example, on the rollers of the tiltable storage attack.
  • longitudinal slots 20 with slanted slots 19 is by no means mandatory, but very beneficial.
  • a movable Strip be provided in which the inclined slots 19 corresponding guide slots for the nozzle outlets across Diverge fan-shaped to the longitudinal direction.
  • a Such bar transversely, in particular perpendicular to her The longitudinal direction is shifted laterally, so can the fan image of the sprinkler in the form of a particular symmetrical Fan with variable opening width present.
  • the ends of such a bar can also be adjusted independently.
  • the sliding bar by suitable Training the adjusting device in addition to the parallel offset Transverse displacement transverse to the longitudinal direction and a parallel displacement experienced in the longitudinal direction.
  • the transverse shift causes a change in the fan opening angle and the angular increment between adjacent beams, while the longitudinal displacement is a lateral tilting of the cause entire fan in the longitudinal direction of the nozzle row can.
  • Embodiment which is merely a variation of Can also be opened by a vertical opening Axis in the middle of the nozzle row swiveling, movable Be created bar.
  • the individual guide slots need not necessarily be rectilinear and the guide body also do not have to be flat.
  • the movable strip instead of a flat shape in shape a tubular jacket or tube shell segment to be curved and on an outer surface of a roller-shaped sprinkler housing be slidably rotatable.
  • the described actuator with the two slides 24, 25 is partly because of the obvious correlation between slide displacement direction and adjustment of Fan edges advantageous.
  • the sliders can not only, like especially shown in Fig. 4, at the top of the sprinkler fixed and guided in longitudinal grooves, but it is also possible, for example, a tube enclosing Provide slide, wherein the housing tube 2 forms the guide for the slider.
  • slide actuators are in the rainwater longitudinal direction linearly displaceable actuators possible directly or indirectly via a linear liner coupling a linear transverse displacement of one side of the cause moving guide body.
  • rotatable actuators the by means of a rotary-linear coupling such a linear Effect displacement of one side of a guide body.
  • a slider e.g. at the Top or side of the housing body arranged knob be provided, which via a cam arrangement or an eccentric driving pin or the like.
  • a corresponding Displacement of the movable bar causes.
  • eccentric at the adjustable in latched steps Stellrad is a driving pin 47 arranged in a slot 48th engages in an end extension tab 49th a laterally displaceable, strip-shaped guide body 50 engages.
  • a rotation of the Lever 46 inward to a tilt of the right fan edge outward is at a another embodiment shown in Fig. 10 in the movable Guide bar 55 which has the slot 56 Tab 57 shaped so that they turn the wheel in a lateral Bow embraces and the slot on the bar opposite side of the axis of the adjusting wheel is arranged.
  • the coupling takes place so that during a movement of the right operating lever outward the right-hand end the bar is moved "up", causing the right side of the fan, similar to Fig. 7 (d) or 8 (a) (b) (c) shown is also moved outwards.
  • the invention has been explained using the example of a square sprinkler. However, it is with appropriate design of interacting elements, also in circular sprinklers and irrigation devices with differently shaped irrigation surfaces used.

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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Nozzles (AREA)
  • Catching Or Destruction (AREA)

Claims (12)

  1. Dispositif d'arrosage, notamment asperseur à quadrangle, avec au moins une configuration de buses (6) pouvant être raccordée à un réseau d'alimentation en liquides, laquelle est associée à un boítier (2) commun, notamment à un tuyau pouvant être pivoté autour de son axe dans un mouvement de va et vient et laquelle présente un certain nombre de buses (7) avec des axes de buse (8) à orientation réglable, caractérisé en ce qu'un moyen de réglage (15, 16) est prévu pour le réglage collectif de la direction au moins d'une partie des axes de buse, lequel moyen de réglage présente des moyens (19, 20) pour le basculage des axes de buse (8; 38; 39) l'un par rapport à l'autre.
  2. Dispositif d'arrosage d'après la revendication 1, caractérisé en ce que la configuration de buses (6) présente une distribution systématique de buses (7) de préférence à jet unique, des buses limitrophes de la configuration de buses étant de préférence disposées avec des écarts essentiellement identiques l'une par rapport à l'autre et/ou en ce que la configuration de buses est une rangée de buses (6) unique, de préférence rectiligne.
  3. Dispositif d'arrosage d'après une des revendications 1 ou 2, caractérisé en ce qu'une buse (7) dispose d'une entrée de buse (10) pouvant être raccordée au réseau d'alimentation en liquides et, avec un écart axial de celle-ci, d'une sortie de buse (12) prévue pour l'émission de liquide, l'axe de buse (8) étant défini par la disposition relative de l'entrée de buse et de la sortie de buse et le réglage de l'axe de buse pouvant être opéré par le positionnement relatif de l'entrée de buse et de la sortie de buse, l'entrée de buse (10) notamment étant essentiellement gardée en position fixe et la sortie de buse (12) étant disposée de manière mobile transversalement par rapport à l'axe de buse (8).
  4. Dispositif d'arrosage d'après une des revendications de 1 à 3, caractérisé en ce que la configuration de buses (6) présente au moins un corps de buse (9) connexe, de préférence en forme de ruban en matériau élastiquement flexible, sur lequel sont disposées, de préférence d'une seule pièce, plusieurs, de préférence toutes les buses (7) de la configuration de buses.
  5. Dispositif d'arrosage d'après une des revendications de 1 à 4, caractérisé en ce qu'une buse (7) présente une entrée de buse (10) évasée de préférence vers le côté de l'entré en forme d'entonnoir avec des traverses de guidage (11) axiales, orientées vers l'intérieur pour une conduction de l'eau avec peu de tourbillonnement et/ou en ce qu'une buse (7) présente entre l'entrée de buse (10) et la sortie de buse (12) une section à section transversale diminuant de manière continue en direction de la sortie de buse, laquelle passe de préférence à une section extérieure côté sortie qui présente une section transversale intérieure essentiellement cylindrique et/ou en ce qu'une buse (7) présente un diamètre extérieur qui s'amincit coniquement au moins par secteurs à partir de l'entrée de buse (10) jusqu'à la sortie de buse (12).
  6. Dispositif d'arrosage d'après une des revendications de 1 à 5, caractérisé en ce que les moyens de basculage présentent un premier corps de guidage (15; 50; 55) avec au moins une, de préférence plusieurs premières ouvertures de guidage (19) et un deuxième corps de guidage (16) mobile par rapport au premier corps de guidage avec au moins une, de préférence plusieurs deuxièmes ouvertures de guidage (20), les corps de guidage (15; 16; 50; 55) étant mobiles l'un par rapport à l'autre et disposés l'un au-dessus de l'autre et les ouvertures de guidage étant disposées à recouvrement, de telle manière que dans un domaine de recouvrement de la première et de la deuxième ouverture de guidage soit formée une ouverture de guidage de buse (23).
  7. Dispositif d'arrosage d'après la revendication 6, caractérisé en ce que les premières ouvertures de guidage (19) et/ou les deuxièmes ouvertures de guidage (20) sont formées par des fentes longitudinales de préférence droites, présentant notamment une largeur essentiellement constante, les premières ouvertures de guidage (19) s'étendant au moins en partie de manière oblique par rapport aux deuxièmes ouvertures de guidage (20).
  8. Dispositif d'arrosage d'après une des revendications 6 ou 7, caractérisé en ce que le deuxième corps de guidage (16) est appliqué de manière immobile sur un boítier (2) du dispositif d'arrosage, notamment qu'il est un élément intégral du boítier, et en ce que le premier corps de guidage (15; 50; 55) est logé sur le boítier de manière mobile, notamment coulissante et/ou en ce que le premier corps de guidage (15; 50; 55) et/ou le deuxième corps de guidage (16) est réalisé en tant que coulisse de guidage droite et/ou en ce que le premier corps de guidage (15; 50; 55) peut être déplacé par rapport au deuxième corps de guidage (10) transversalement par rapport à une rangée de buses de la configuration de buses (6) et/ou positionné de manière oblique par rapport à la rangée de buses.
  9. Dispositif d'arrosage d'après une des revendications de 1 à 8, caractérisé en ce qu'une densité d'arrosage pouvant être produite par le dispositif d'arrosage peut être réglée, la position et/ou la forme d'un domaine d'arrosage de préférence rectangulaire, qui peut être atteint par le moyen d'arrosage, pouvant être modifié de préférence indépendamment de la densité d'arrosage et/ou en ce qu'une densité d'arrosage pouvant être produite par le dispositif d'arrosage, notamment un angle total d'étalement en éventail des axes de buse d'une rangée de buses et une direction d'émission moyenne peuvent être réglés indépendamment l'un de l'autre.
  10. Dispositif d'arrosage d'après une des revendications de 1 à 9, caractérisé en ce que le moyen de réglage présente au moins un élément de réglage (24; 25; 45) couplé au moins avec un corps de guidage (15; 50; 55) et pouvant être actionné de préférence manuellement pour l'ajustement relatif des positions du premier et du deuxième corps de guidage, de préférence deux éléments de réglage (24; 25; 45), notamment actionnables séparément l'un de l'autre pouvant être prévus, qui s'engagent de préférence à des extrémités opposées du premier corps de guidage (15; 50; 55) mobile.
  11. Dispositif d'arrosage d'après une des revendications de 1 à 10, caractérisé en ce que le moyen de réglage présente au moins un élément de réglage (45) tournant, dont la rotation provoque au moyen d'un couplage rotatif-linéaire (47, 48) un déplacement linéaire d'un corps de guidage (50), notamment d'un côté d'une coulisse de guidage transversalement par rapport à une rangée de buses de la configuration de buses (6), l'élément de réglage de préférence étant un tambour de réglage (45) rotatif autour d'un axe de tambour de réglage avec un toc d'entraínement (47) disposé de manière excentrique par rapport à l'axe de tambour de réglage, lequel toc d'entraínement s'engage dans un trou en fente (48) dans le domaine terminal d'un corps de guidage (50).
  12. Dispositif d'arrosage d'après une des revendications de 1 à 11, caractérisé en ce que le moyen de réglage présente au moins un élément de réglage (24, 25) linéairement déplaçable, qui provoque directement ou au moyen d'un couplage linéaire-linéaire (26, 28, 27, 29) un déplacement linéaire d'un corps de guidage (15), notamment d'un côté d'un corps de guidage transversalement par rapport à une rangée de buses de la configuration de buses, l'élément de réglage de préférence étant un coulisseau (24, 25) déplaçable en direction longitudinale d'un corps de guidage, avec une fente de guidage (26, 27), s'étendant en direction oblique par rapport à la direction longitudinale, dans laquelle s'engage un toc d'entraínement (28, 29) disposé dans le domaine terminal d'un corps de guidage.
EP99112619A 1998-07-10 1999-07-02 dispositif d'arrosage Expired - Lifetime EP0970752B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19830861A DE19830861A1 (de) 1998-07-10 1998-07-10 Verfahren zur Verstellung des Regnerbildes einer Beregnungsvorrichtung und Beregnungsvorrichtung
DE19830861 1998-07-10

Publications (3)

Publication Number Publication Date
EP0970752A2 EP0970752A2 (fr) 2000-01-12
EP0970752A3 EP0970752A3 (fr) 2000-01-19
EP0970752B1 true EP0970752B1 (fr) 2003-04-09

Family

ID=7873565

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99112619A Expired - Lifetime EP0970752B1 (fr) 1998-07-10 1999-07-02 dispositif d'arrosage

Country Status (4)

Country Link
US (1) US6135356A (fr)
EP (1) EP0970752B1 (fr)
AU (1) AU754840B2 (fr)
DE (2) DE19830861A1 (fr)

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Also Published As

Publication number Publication date
AU3912599A (en) 2000-02-03
DE59904920D1 (de) 2003-05-15
DE19830861A1 (de) 2000-01-13
EP0970752A3 (fr) 2000-01-19
AU754840B2 (en) 2002-11-28
EP0970752A2 (fr) 2000-01-12
US6135356A (en) 2000-10-24

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