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WO2010118723A1 - Dispositif de génération d'un courant de fluide pulsé - Google Patents

Dispositif de génération d'un courant de fluide pulsé Download PDF

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Publication number
WO2010118723A1
WO2010118723A1 PCT/DE2010/000351 DE2010000351W WO2010118723A1 WO 2010118723 A1 WO2010118723 A1 WO 2010118723A1 DE 2010000351 W DE2010000351 W DE 2010000351W WO 2010118723 A1 WO2010118723 A1 WO 2010118723A1
Authority
WO
WIPO (PCT)
Prior art keywords
opening
pulser
hollow body
pulse generator
fluid
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/DE2010/000351
Other languages
German (de)
English (en)
Inventor
Séja VERNERS
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.)
Individual
Original Assignee
Individual
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
Application filed by Individual filed Critical Individual
Priority to DE112010001626T priority Critical patent/DE112010001626A5/de
Publication of WO2010118723A1 publication Critical patent/WO2010118723A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/12—Fluid oscillators or pulse generators

Definitions

  • the present invention relates to a device for generating a pulsating fluid flow, primarily of liquids as well as of gases, comprising at least one fluid inlet, one fluid outlet and a shut-off body provided at the opening arranged between the fluid inlet and the fluid outlet (hereinafter referred to as pulser). characterized), which cyclically interrupts the fluid flow and releases again.
  • a pulsating fluid flow can be generated in many different ways according to the prior art.
  • a valve which is arranged in a line to be flowed through by the fluid and alternately closes and releases a passage through the valve.
  • a device for generating a comparatively high frequency pulsating fluid flow is known, which comprises a rotatable about a rotation axis blocking element, wherein the blocking element has a blocking part, which cyclically a fluid passage from the fluid inlet to the fluid outlet closes and releases.
  • the disadvantage of these devices is that they are on the one hand designed technically complex and on the other hand can be used only in a limited area.
  • the present invention is based on the object of providing a device which operates reliably and without complications and which generates a pulsating fluid flow arising solely by pressure, which in design terms is simple and inexpensive to construct, manufacturable and, moreover, versatile and durable is effectively used, and beyond any incidents are easy to eliminate.
  • all mechanical components of the device should be easily accessible and interchangeable.
  • a device of the type mentioned is characterized in that a ferromagnetic or magnetic hollow body is provided, to which a ferromagnetic or magnetic pulse generator is attracted by a magnetic field strength such that the pulser completely or at least almost in or on the Opening the hollow body is pulled and thus the fluid flow at the opening - at least nearly - air and / or watertight seals.
  • the magnet on the hollow body and / or on the pulse generator can be an electromagnetic or permanent magnetic field.
  • the magnet on the hollow body and / or on the pulse generator can be an electromagnetic or permanent magnetic field.
  • the technically more complex electromagnet in the same mode of operation with variable coefficients would be much more versatile.
  • the pulse effect depends on the interaction of the coefficients, such as the magnetic field strength, the size and shape of the respective pulser, the size and shape of the opening, the pressure in the medium and the temperature.
  • the hollow body or its surface and the pulser attached to it can vary in shape and size.
  • the pulse generator has the shape of a sphere; the opening on the hollow body is designed round in this case.
  • FIG.l the device according to the invention in a particularly preferred embodiment with a arranged on the hollow body 5 and projecting into the opening 3 spherical pulse generator 4 in a perspective view;
  • FIG. 2 shows the device as in FIG. 1, wherein all components (connecting piece 6, hollow body 5, end piece 7) are assembled or screwed together;
  • the device for illustration without pulser 4 and 9 limit;
  • FIG. 5 shows the device according to the invention in a two-dimensional plan view and in section
  • Figure 6 and Figure 7 show the device in a further embodiment in perspective view.
  • FIG. 1 shows a perspective view of the device according to the invention in a particularly preferred embodiment with a spherical pulse generator 4 arranged on the hollow body 5 and projecting partially into the opening 3.
  • the device shown preferably consists of four components 4,5,6,7, namely (in their arranged in Fig.l sequence) a connector 6 for a fluid flow line, a cylindrical and preferably magnetic hollow body 5 with a round opening 3, wherein the hollow body 5 is formed so that it can be inserted almost positively into the connector 6 (see also Fig.2). Furthermore, a spherical ferromagetic pusher 4 and an end piece 7 (for example a jet regulator) which can be screwed onto the connection piece 6 are provided with an outlet opening 8 for a gaseous or liquid medium.
  • the damage to the magnet on the hollow body 5 by the recoil of the pulser 4 can be almost excluded that a stainless, coated and magnetizable metal disc with hole on the front surface of the hollow body 5 is arranged congruent fitting to the recoil of the pulser 4th intercept.
  • the resulting magnetic force loss on the pulser 4 could be compensated by a correspondingly stronger magnet on the hollow body 5.
  • a layer of a flexible material such as rubber, silicone, plastic o.a. be provided both for damping and cushioning of the recoil of the pulse generator 4 as well as for sealing the medium during pressure build-up in the rest position at the edge of the opening 3.
  • a more temperature-stable special magnet which is then adapted in size and magnetic force of the task.
  • the pulser 4 may be surrounded by means provided at the opening 3 and the medium permeable strut-like boundary 9 such that by means of the boundary 9 too far lateral drifting or even a total demolition of the pulser. 4 is prevented to ensure that the pulser 4 can always return to its original position.
  • the freedom of movement of the pulser 4 and thus the pulse rate can be regulated by a variable limit 9, since the pulser 4 pulled in narrowing the freedom of movement and therefore less space for drifting faster in the rest position and thus the frequency is increased, and with increased safeguardsr ⁇ um the pulser can continue ⁇ bdriften, and thus slower and later returns to the rest position, and thus the pulse rate is lowered.
  • this is designed so that the field strength of / the magnet in the region of the hollow body 5 automatically adapts or is adapted to the rising or falling water pressure.
  • an additional ring magnet may be provided in the region of the hollow body 5, the inner diameter of which is minimally larger than the outer diameter of the cylindrical hollow body 3 to which the pulse generator 4 adheres.
  • This additional ring magnet is spring-loaded and arranged such that it is pressed within the water-supplying line (fluid inlet 1) with increasing water pressure along the outer wall of the hollow body 5 in the direction of the pulser 4.
  • the force acting on the ferromagnetic pulse generator 4 in this case magnetic force is amplified, so that the force with which the pulser 4 is pulled in the position of the strongest attraction, the respective water pressure is automatically adjusted.
  • a thread is provided on the outer edge of the additional ring magnet, which can be set manually by turning (screwing) by means of a counter thread arranged on the inner edge of the connection piece 6 or fluid inlet 1.
  • FIG. 6 shows the device in a further embodiment in a perspective view.
  • Figure 6 visible - Scheibenm ⁇ gnete 12 or a corresponding St ⁇ b- m ⁇ gnet 12 arranged.
  • the magnetic force acts centered on the pulser 4.
  • the adhesive force of the pulser 4 in the form of an iron ball is amplified. Since the pulse generator 4 in this embodiment is preferably smaller, it tears off even at a much lower pressure, but is drawn back into the rest position immediately after the pressure drop due to the increased and centered magnetic force in order to re-pressurize to the next demolition.
  • the weight of the additional magnets 12 and the leverage of the rod-shaped additional magnets 12 favor the partial demolition and drifting of the iron ball considerably.
  • the return of the pulse generator 4 in the rest position can be facilitated by the surface around it slightly increases conically to the wall of the end piece 7.
  • a more stable function can be achieved if a predetermined dent is arranged laterally, in the (target) direction of the pulser 4 is then directed.
  • this effect can also be achieved by using a pulse generator 4 in the form of an iron or ceramic magnetic ball whose magnetic force is not too strong (a neodymium magnetic ball would have an excessive adhesive force), if the additional bar magnet 12 is not used.
  • the delimitation of the pulser 4 can also be done in this embodiment by means of a ball 4 surrounding strut-like boundary 9, wherein the struts, however, end where the rod-shaped additional magnets 12 require a free space for movement, ie Although the ball 4 clearance is granted to the required partial demolition, but the total demolition, in which the return to the rest position is no longer possible, is prevented.
  • a ring can be fixed over the pulser 4 that the required freedom of movement of the pulser 4 and the docked magnets 12 is ensured, but is avoided by the limitation of the ring of excessive demolition.
  • the inner diameter of the ring is minimally smaller than the diameter of the iron ball 4th
  • a guide in the form of an additional ring or a cylindrical guide channel could be arranged such that sufficient freedom of movement still exists for the function, but the return to the position of greatest attraction is prescribed and thus a trouble-free function is ensured.
  • the device according to the invention is not limited in its execution to the above-mentioned preferred embodiments. On the contrary, a large number of design variations are conceivable, which make use of the illustrated solution even in the case of fundamentally different designs.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)

Abstract

La présente invention concerne un dispositif de génération d'un courant de fluide pulsé, essentiellement de liquides mais aussi de gaz, constitué d'au moins une entrée de fluide (1), une sortie de fluide (2) ainsi que d'un émetteur d'impulsions (4) prévu sur l'ouverture (3) disposée entre l'entrée de fluide (1) et la sortie de fluide (2), lequel interrompt et libère de nouveau de manière cyclique le courant de fluide. L'invention est caractérisée en ce que sur l'ouverture (3), un corps creux (5) ferromagnétique ou magnétique est prévu contre lequel un émetteur d'impulsions (4) ferromagnétique ou magnétique est attiré par un champ de force magnétique de telle manière que l'émetteur d'impulsions (4) est attiré en totalité ou en partie dans ou sur l'ouverture (3) et coupe ainsi le courant de fluide au niveau de l'ouverture (3) - au moins à peu près - de manière étanche à l'air et/ou à l'eau.
PCT/DE2010/000351 2009-04-14 2010-03-24 Dispositif de génération d'un courant de fluide pulsé Ceased WO2010118723A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112010001626T DE112010001626A5 (de) 2009-04-14 2010-03-24 Einrichtung zur Erzeugung eines pulsierenden Fluidstroms

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200910017331 DE102009017331A1 (de) 2009-04-14 2009-04-14 Einrichtung zur Erzeugung eines pulsierenden Fluidstroms
DE102009017331.5 2009-04-14

Publications (1)

Publication Number Publication Date
WO2010118723A1 true WO2010118723A1 (fr) 2010-10-21

Family

ID=42711645

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2010/000351 Ceased WO2010118723A1 (fr) 2009-04-14 2010-03-24 Dispositif de génération d'un courant de fluide pulsé

Country Status (2)

Country Link
DE (2) DE102009017331A1 (fr)
WO (1) WO2010118723A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU534590A1 (ru) * 1975-04-01 1976-11-05 Предприятие П/Я А-3513 Пневмопульсатор
DE4220586A1 (de) * 1992-06-24 1994-01-13 Schaeffler Waelzlager Kg Rückschlagventil
EP1279622A1 (fr) * 2001-07-23 2003-01-29 Kanekita Co., Ltd. Système à air pulse et dispositifs l'employant
WO2003036144A1 (fr) * 2001-10-24 2003-05-01 Dürr Ecoclean GmbH Dispositif generant un courant pulse de fluide
US20060102234A1 (en) * 2004-11-17 2006-05-18 David Meisel Device for creating a pulsating flow of gas or fluid
DE102007023659A1 (de) * 2007-05-22 2008-12-04 Continental Automotive Gmbh Ventil

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU534590A1 (ru) * 1975-04-01 1976-11-05 Предприятие П/Я А-3513 Пневмопульсатор
DE4220586A1 (de) * 1992-06-24 1994-01-13 Schaeffler Waelzlager Kg Rückschlagventil
EP1279622A1 (fr) * 2001-07-23 2003-01-29 Kanekita Co., Ltd. Système à air pulse et dispositifs l'employant
WO2003036144A1 (fr) * 2001-10-24 2003-05-01 Dürr Ecoclean GmbH Dispositif generant un courant pulse de fluide
US20060102234A1 (en) * 2004-11-17 2006-05-18 David Meisel Device for creating a pulsating flow of gas or fluid
DE102007023659A1 (de) * 2007-05-22 2008-12-04 Continental Automotive Gmbh Ventil

Also Published As

Publication number Publication date
DE112010001626A5 (de) 2012-07-05
DE102009017331A1 (de) 2010-10-21

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