DE1277545B - Double-walled noise protection screen as a sheathing of bodies that generate sound-carrying exhaust gases - Google Patents

Double-walled noise protection screen as a sheathing of bodies that generate sound-carrying exhaust gases

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Publication number
DE1277545B
DE1277545B DES73784A DES0073784A DE1277545B DE 1277545 B DE1277545 B DE 1277545B DE S73784 A DES73784 A DE S73784A DE S0073784 A DES0073784 A DE S0073784A DE 1277545 B DE1277545 B DE 1277545B
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DE
Germany
Prior art keywords
screen according
soundproofing screen
wall
soundproofing
sound
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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.)
Pending
Application number
DES73784A
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German (de)
Inventor
Kurt Seifert
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Individual
Original Assignee
Individual
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Filing date
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Application filed by Individual filed Critical Individual
Priority to DES73784A priority Critical patent/DE1277545B/en
Publication of DE1277545B publication Critical patent/DE1277545B/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
    • B64F1/00—Ground or aircraft-carrier-deck installations
    • B64F1/26—Ground or aircraft-carrier-deck installations for reducing engine or jet noise; Protecting airports from jet erosion
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
    • E04B1/8218—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only soundproof enclosures
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
    • E04B1/8227—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only screens ; Arrangements of sound-absorbing elements, e.g. baffles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41F—APPARATUS FOR LAUNCHING PROJECTILES OR MISSILES FROM BARRELS, e.g. CANNONS; LAUNCHERS FOR ROCKETS OR TORPEDOES; HARPOON GUNS
    • F41F3/00—Rocket or torpedo launchers
    • F41F3/04—Rocket or torpedo launchers for rockets
    • F41F3/073—Silos for rockets, e.g. mounting or sealing rockets therein
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42D—BLASTING
    • F42D5/00—Safety arrangements
    • F42D5/04—Rendering explosive charges harmless, e.g. destroying ammunition; Rendering detonation of explosive charges harmless
    • F42D5/055—Silencing means for blasting operations
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/38—Connections for building structures in general
    • E04B1/61—Connections for building structures in general of slab-shaped building elements with each other
    • E04B1/6108—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together
    • E04B1/612—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by means between frontal surfaces
    • E04B1/6125—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by means between frontal surfaces with protrusions on the one frontal surface co-operating with recesses in the other frontal surface
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/38—Connections for building structures in general
    • E04B1/61—Connections for building structures in general of slab-shaped building elements with each other
    • E04B1/6108—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together
    • E04B1/612—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by means between frontal surfaces
    • E04B1/6125—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by means between frontal surfaces with protrusions on the one frontal surface co-operating with recesses in the other frontal surface
    • E04B1/6137—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by means between frontal surfaces with protrusions on the one frontal surface co-operating with recesses in the other frontal surface the connection made by formlocking
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
    • E04B1/84—Sound-absorbing elements
    • E04B2001/8414—Sound-absorbing elements with non-planar face, e.g. curved, egg-crate shaped
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
    • E04B1/84—Sound-absorbing elements
    • E04B2001/8423—Tray or frame type panels or blocks, with or without acoustical filling

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Architecture (AREA)
  • General Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Exhaust Silencers (AREA)
  • Building Environments (AREA)

Description

BUNDESREPUBLIK DEUTSCHLANDFEDERAL REPUBLIC OF GERMANY

DEUTSCHESGERMAN

PATENTAMTPATENT OFFICE

AUSLEGESCHRIFTEDITORIAL

Int. Cl.:Int. Cl .:

E 04hE 04h

E 04b
Deutsche Kl.: 37 f-5/02E 04b
German class: 37 f-5/02

Nummer: 1277 545Number: 1277 545

Aktenzeichen: P 12 77 545.0-25 (S 73784)File number: P 12 77 545.0-25 (S 73784)

Anmeldetag: 2. Mai 1961Filing date: May 2, 1961

Auslegetag: 12. September 1968Opening day: September 12, 1968

Die Erfindung bezieht sich auf einen doppelwandigen Schallschutzschirm als Ummantelung von Körpern, die schalltragende Abgase erzeugen, z. B. von Raketen in Startstellung. Ein solcher leicht transportabler und temperaturresistenter Schallschutzschirm entspricht den Ansprüchen 8 und 9 des Hauptpatents. Seine Schalldämmung ergibt sich aus der in hohem Maße das akustisch sehr wirksame Prinzip der sogenannten »schlappen Masse« verwirklichenden Kombination von flexiblem Material, aus dem die Wandung des Schallschutzschirmes ganz oder teilweise besteht, und der Flüssigkeitsfüllung.The invention relates to a double-walled soundproof screen as a sheathing of bodies, generate sound-bearing exhaust gases, e.g. B. of missiles in launch position. Such an easily transportable one and temperature-resistant soundproofing screen corresponds to claims 8 and 9 of the main patent. Its sound insulation results from the to a large extent the acoustically very effective principle of the so-called The combination of flexible material from which the Wall of the soundproofing screen is wholly or partially, and the liquid filling.

Der Schallschutzschirm wird nach der Erfindung dadurch weiter ausgestaltet, daß der Hohlraum der Doppelwand als Schalldämpfer ausgebildet ist und die Abgase über den Hohlraumquerschnitt verteilt hindurchgeleitet werden, und zwar vorzugsweise von unten nach oben.The soundproofing screen is further developed according to the invention in that the cavity of the Double wall is designed as a silencer and the exhaust gases are distributed over the cavity cross-section are passed through, preferably from bottom to top.

Hierdurch wird eine sehr wirksame Kombination von Schalldämmung und Schalldämpfung der von den lärmerzeugenden Aggregaten und den schalltragenden Gasen erzeugten Geräusche erreicht.This creates a very effective combination of soundproofing and soundproofing of the Noise-generating units and the sound-bearing gases generated noises.

Zur Schalldämpfung kann eine akustische Filterkette dienen; es handelt sich dann um den Typ eines Resonanz-Schalldämpfers.An acoustic filter chain can serve to dampen the sound; it is then the type of one Resonance silencer.

Weitere Merkmale der Erfindung sind Gegenstand der Unteransprüche.Further features of the invention are the subject of the subclaims.

In der Zeichnung ist eine Ausführungsform eines doppelwandigen Schallschutzschirmes für eine Raketenabschußbasis oder für einen Raketen- oder Triebwerksprüfstand dargestellt. Es zeigt F i g. 1 einen Längsschnitt,In the drawing is an embodiment of a double-walled soundproofing screen for a Missile launch base or shown for a missile or engine test bench. It shows F i g. 1 a longitudinal section,

Fig. 2 je zur Hälfte einen Schnitt nach A-A der F i g. 1 und eine Draufsicht (Darstellung gemäß B-B der F ig. 1),Fig. 2 each half a section according to AA of F i g. 1 and a top view (representation according to BB in FIG. 1),

F i g. 3 einen Ausschnitt des Schallschutzschirmes gemäß F i g. 1 in vergrößertem Maßstab.F i g. 3 shows a section of the soundproofing screen according to FIG. 1 on an enlarged scale.

Nach F i g. 1 bzw. 3 entweichen die schalltragenden Gase 1 der Rakete 2 durch vorgeformte Segmentstücke 3 und durch Gasdurchtrittsöffnungen 4 im Hohlraum 5 der Doppelwand des Schallschutzschirmes, der haubenförmig ausgebildet ist, ins Freie 6. Die Gasdurchtrittsöffnungen 4 werden durch Schlitze gebildet, die in den die äußere Wandschale 7 mit der inneren Wandschale 8 der Doppelwand verbindenden Querwandungen 9 vorgesehen und übereinander angeordnet sind.According to FIG. 1 and 3, the sound-bearing gases 1 of the rocket 2 escape through preformed segment pieces 3 and through gas passage openings 4 in the cavity 5 of the double wall of the soundproofing screen, which is hood-shaped, into the open 6. The gas passage openings 4 are through slots formed in the connecting the outer wall shell 7 with the inner wall shell 8 of the double wall Transverse walls 9 are provided and arranged one above the other.

Wie aus F i g. 1 ersichtlich, ist der seitliche Abstand der Rakete von der Doppelwand der Haubenkonstruktion vergleichsweise groß. Der abgedeckte Raum stellt einen dem Hohlraum der Doppelwand vorgeschalteten Pufferraum 10 dar, der selbst Schall-Doppelwandiger Schallschutzschirm als
Ummantelung von Körpern, die schalltragende
Abgase erzeugenAs shown in FIG. 1, the lateral distance between the rocket and the double wall of the hood construction is comparatively large. The covered space represents a buffer space 10 connected upstream of the cavity of the double wall, which is itself as a sound double-walled soundproofing screen
Sheathing of bodies, the sound-bearing
Generate exhaust gases

Zusatz zum Patent: 1169 105Addendum to the patent: 1169 105

ίο Anmelder:ίο applicant:

Kurt Seifert, 8000 München 23, Destouchesstr. 36Kurt Seifert, 8000 Munich 23, Destouchesstr. 36

Als Erfinder benannt:
Kurt Seifert, 8000 MünchenNamed as inventor:
Kurt Seifert, 8000 Munich

energie verzehrt und die Gase über dem Boden expandieren läßt.consumes energy and allows the gases to expand above the ground.

Ein Pumpsystem 11,12 füllt die Doppelwand und die Querwandungen 9 mit Flüssigkeit und sorgt durch Umwälzung für deren Kühlung und Schutz vor den heißen Gasen bzw. Wärmestrahlung. Sämtliche mit Flüssigkeit gefüllten Räume stellen ein kommunizierendes System dar.A pump system 11, 12 fills the double wall and the transverse walls 9 with liquid and provides through Circulation for their cooling and protection from the hot gases or thermal radiation. All with Fluid-filled rooms represent a communicating system.

Zum Aufbau und zum Halt des Schallschutzschirmes dient eine zusammenlegbare, gerüstartige Tragkonstruktion 13, die um die Rakete od. dgl. errichtet wird und an der die die Wandschalen 7, 8 und die Querwandungen 9 bildenden schlaffen, flexiblen Hüllen hochgezogen und dann mit der Flüssigkeit vollgepumpt werden.A collapsible, scaffold-like support structure is used to set up and hold the soundproofing screen 13, which od around the rocket. Like. Is erected and on which the wall shells 7, 8 and the The slack, flexible sheaths forming transverse walls 9 are pulled up and then pumped full of the liquid will.

Seile 14 aus Stahl, Nylon od. ä. an der inneren Wandschale 8 dienen zur elastischen Druckaufnahme bei eventuell entstehendem Überdruck im Innenraum. Die Aufhängung bzw. Verankerung des Schallschutzschirmes kann durch in die Doppelwand verflochtene Seile 15 aus z. B. Stahl oder Nylon geschehen, die auch die Abstützung der Querwandungen 9 zwischen den Wandschalen 7, 8 bewerkstelligen.Ropes 14 made of steel, nylon or the like on the inner wall shell 8 serve to absorb elastic pressure in the event of overpressure in the interior. The suspension or anchoring of the soundproofing screen can by intertwined in the double wall ropes 15 made of z. B. steel or nylon that happen also support the transverse walls 9 between the wall shells 7, 8.

F i g. 3 läßt ein Netz von Seilstücken 16 aus Nylonseilen od. ä. erkennen, die zur Fixierung des Abstandes der den Flüssigkeitsdrücken ausgesetzten Wandüngen jeder Wandschale 7 oder 8 dienen.F i g. 3 reveals a network of pieces of rope 16 made of nylon ropes or the like, which are used to fix the distance the walls of each wall shell 7 or 8 exposed to the liquid pressures are used.

Für eine praktisch vollständig schalldämmende Abdeckung sorgt ein oberer scheiteiförmiger Abschluß durch Weiterführung der inneren Wandschale 8 nach oben. Er wird durch einzelne lose, mit überdeckten Fugen aneinanderliegende Segmente 17 gebildet, die auf einem kuppeiförmigen Oberteil der Tragkonstruktion 13 zu liegen kommen und die bei zu großemAn upper log-shaped closure ensures a practically completely sound-absorbing cover by continuing the inner wall shell 8 upwards. It becomes loose through individual, with covered Joints adjacent segments 17 formed on a dome-shaped upper part of the support structure 13 come to rest and those with too big

809 600/32809 600/32

Überdruck Spalte freigeben, durch die Gase entweichen können, wodurch die Anlage explosionssicher gestaltet ist.Release overpressure gaps through which gases can escape, making the system explosion-proof is designed.

Im scheiteiförmigen Abschluß befindet sich ein aufblasbarer Ring 18, um Querschnittsänderungen im Raketenprofil berücksichtigen zu können. Durch Ablassen von Luft aus dem Ring 18 wird eine Öffnung für den Durchtritt des schallverursachenden Körpers, z. B. der Rakete 2, freigegeben.In the log-shaped end there is an inflatable ring 18 to accommodate changes in cross-section To be able to take into account missile profile. By releasing air from the ring 18, an opening is created for the passage of the body causing the sound, e.g. B. the rocket 2 released.

Durch eine entsprechende Beschaffenheit und Größe des aufblasbaren Ringes 18 kann dieser beim Durchtritt des schallverursachenden Körpers zerstört werden und dadurch eine große öffnung zur Aufnahme der schalltragenden Abgase freigeben.With an appropriate nature and size of the inflatable ring 18, this can be at Passage of the body causing the sound are destroyed and thereby a large opening for receiving release of the sound-bearing exhaust gases.

Zum Entweichen der Luft beim Aufpumpen der Wandungen mit Flüssigkeit befinden sich an den jeweils höchsten Punkten der Wandschalen 7, 8 Ventile 19, die ferngesteuert betätigt werden können (z. B. elektromagnetisch).To allow the air to escape when the walls are pumped up with liquid, there are in each case highest points of the wall shells 7, 8 valves 19, which can be operated remotely (e.g. electromagnetic).

Ein aus der äußeren Wandschale 7 im Bereich des Bodens herausnehmbares Wandstück 20 dient dazu, daß man auch im flüssigkeitsgefüllten Zustand noch in den Innenraum des Schallschutzschirmes gelangen kann.A wall piece 20 which can be removed from the outer wall shell 7 in the area of the floor serves to that you can still get into the interior of the soundproofing screen in the liquid-filled state can.

Schallschutzschirme nach der Erfindung stellen kombinierte Schalldämm- und Schalldämpferkonstruktionen dar.Soundproofing screens according to the invention provide combined soundproofing and silencer constructions represent.

Der von der Doppelwand umschlossene Innenraum kann ein stehender Zylinder sein, wie er dargestellt ist. Er kann beispielsweise einen Durchmesser von 12 m haben. Der Außendurchmesser der Doppelwand kann dann beispielsweise 16 m betragen, so daß große Aggregate, die große Mengen schalltragender Gase erzeugen, z. B. bei Versuchen und Probeläufen, schalltechnisch genügend gegenüber der Umgebung abgekapselt werden können.The interior space enclosed by the double wall can be a standing cylinder, as shown is. For example, it can have a diameter of 12 m. The outside diameter of the double wall can then be 16 m, for example, so that large units that carry large amounts of sound Generate gases, e.g. B. in tests and trial runs, acoustically sufficient compared to the environment can be encapsulated.

Claims (14)

Patentansprüche:Patent claims: 1. Doppelwandiger Schallschutzschirm nach Anspruch 8 und 9 des Patents 1169 105 als Ummantelung von Körpern, die schalltragende Abgase erzeugen, z. B. von Raketen in Startstellung, dadurchgekennzeichnet, daß der Hohlraum (5) der Doppelwand als Schalldämpfer ausgebildet ist und die Abgase über den Hohlraumquerschnitt verteilt hindurchgeleitet werden, und zwar vorzugsweise von unten nach oben.1. Double-walled soundproofing screen according to claim 8 and 9 of patent 1169 105 as a jacket of bodies that generate sound-bearing exhaust gases, e.g. B. rockets in launch position, characterized in that the cavity (5) of the double wall is designed as a silencer is and the exhaust gases are passed through distributed over the cavity cross-section, and preferably from the bottom up. 2. Schallschutzschirm nach Anspruch 1, gekennzeichnet durch quer zur Strömungsrichtung der Abgase mehrfach hintereinander angeordnete, Gasdurchtrittsöffnungen (4) freilassende Querwandungen (9) im Hohlraum (5) der Doppelwand zur Bildung einer Kette von hintereinandergeschalteten Hohlraumresonatoren, die den Schalldämpfer darstellen.2. Soundproofing screen according to claim 1, characterized by transverse to the direction of flow the exhaust gases are arranged multiple times one behind the other, gas passage openings (4) leaving free transverse walls (9) in the cavity (5) of the double wall to form a chain of series-connected Cavity resonators that represent the muffler. 3. Schallschutzschirm nach Anspruch 2, dadurch gekennzeichnet, daß die Gasdurchtrittsöffnungen (4) in den Querwandungen (9) als von der äußeren Wandschale (7) zur inneren Wandschale (8) der Doppelwand reichende Schlitze ausgebildet sind.3. Soundproofing screen according to claim 2, characterized in that the gas passage openings (4) in the transverse walls (9) than from the outer wall shell (7) to the inner wall shell (8) the double wall reaching slots are formed. 4. Schallschutzschirm nach Anspruch 2, dadurch gekennzeichnet, daß die Gasdurchtrittsöffnungen (4) als parallel zu einer der Wandschalen (7, 8) verlaufende Schlitze ausgebildet sind.4. Soundproofing screen according to claim 2, characterized in that the gas passage openings (4) are designed as slots running parallel to one of the wall shells (7, 8). 5. Schallschutzschirm nach einem der Ansprüche 2 bis 4, dadurch gekennzeichnet, daß die Gasdurchtrittsöffnungen (4) jeweils hintereinander angeordnet sind.5. Soundproofing screen according to one of claims 2 to 4, characterized in that the Gas passage openings (4) are each arranged one behind the other. 6. Schallschutzschirm nach einem der Ansprüche 1 bis 5, gekennzeichnet durch einen voluminösen Pufferraum (10) zwischen der Schallquelle und der Doppelwand.6. Soundproofing screen according to one of claims 1 to 5, characterized by a voluminous Buffer space (10) between the sound source and the double wall. 7. Schallschutzschirm nach einem der Ansprüche 2 bis 6, dadurch gekennzeichnet, daß die Querwandungen (9) ebenfalls mit Flüssigkeit gefüllt sind, daß diese mit der Flüssigkeit in den Wandschalen (7, 8) kommuniziert und daß eine die Kühlung fördernde Zirkulation der Flüssigkeit ermöglicht ist (Pumpsystem 11,12).7. Soundproofing screen according to one of claims 2 to 6, characterized in that the Transverse walls (9) are also filled with liquid that this with the liquid in the Wall shells (7, 8) communicates and that a cooling promoting circulation of the liquid is made possible (pumping system 11, 12). 8. Schallschutzschirm nach einem der Ansprüche 1 bis 7, gekennzeichnet durch eine zusammenlegbare, gerüstartige, außen angeordnete Tragkonstruktion (13).8. Soundproofing screen according to one of claims 1 to 7, characterized by a collapsible, Scaffold-like, externally arranged supporting structure (13). 9. Schallschutzschirm nach Anspruch 8, dadurch gekennzeichnet, daß die Wandschalen (7, 8) durch Seile (15), z. B. aus Nylon, an der Tragkonstruktion (13) verankert sind und gegebenenfalls als Abstützung der Querwandungen (9) dienen.9. Soundproofing screen according to claim 8, characterized in that the wall shells (7, 8) by ropes (15), e.g. B. made of nylon, are anchored to the support structure (13) and optionally serve as a support for the transverse walls (9). 10. Aufrecht stehender Schallschutzschirm nach einem der Ansprüche 1 bis 9, gekennzeichnet durch einen oberen, vorzugsweise scheiteiförmigen Abschluß.10. Upright sound insulation screen according to one of claims 1 to 9, characterized by an upper, preferably log-shaped termination. 11. Schallschutzschirm mit scheiteiförmigem Abschluß nach Anspruch 10, dadurch gekennzeichnet, daß die innere Wandschale (8) den Abschluß bildet.11. Soundproofing screen with a log-shaped termination according to claim 10, characterized in that that the inner wall shell (8) forms the conclusion. 12. Schallschutzschirm nach Anspruch 11, dadurch gekennzeichnet, daß der scheiteiförmige Abschluß durch einzelne lose, mit überdeckten Fugen aneinanderliegende Segmente (17) gebildet ist.12. Soundproofing screen according to claim 11, characterized in that the log-shaped Completion is formed by individual loose segments (17) lying against one another with covered joints is. 13. Schallschutzschirm mit scheiteiförmigem Abschluß nach einem der Ansprüche 10 bis 12, gekennzeichnet durch einen aufblasbaren Ring (18), der nach Ablassen von Luft eine Öffnung für den Durchtritt des schallverursachenden Körpers, z. B. einer Rakete, freigibt.13. Soundproof screen with a log-shaped termination according to one of claims 10 to 12, characterized by an inflatable ring (18) which, after deflating, has an opening for the passage of the body causing the sound, e.g. B. a missile releases. 14. Schallschutzschirm nach Ansprach 13, gekennzeichnet durch eine derartige Beschaffenheit und Größe des aufblasbaren Ringes (18), daß er beim Durchtritt des schallverursachenden Körpers zerstört wird und dadurch eine große Öffnung zur Aufnahme der schalltragenden Abgase freigibt. 14. Soundproofing screen according to spoke 13, characterized by such a nature and the size of the inflatable ring (18) that it will pass through the body causing the sound is destroyed and thereby exposes a large opening for receiving the sound-bearing exhaust gases. Hierzu 1 Blatt Zeichnungen1 sheet of drawings 809 600/32 9.68 © Bundesdruckerei Berlin809 600/32 9.68 © Bundesdruckerei Berlin
DES73784A 1961-05-02 1961-05-02 Double-walled noise protection screen as a sheathing of bodies that generate sound-carrying exhaust gases Pending DE1277545B (en)

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DES73784A DE1277545B (en) 1961-05-02 1961-05-02 Double-walled noise protection screen as a sheathing of bodies that generate sound-carrying exhaust gases

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Application Number Priority Date Filing Date Title
DES73784A DE1277545B (en) 1961-05-02 1961-05-02 Double-walled noise protection screen as a sheathing of bodies that generate sound-carrying exhaust gases

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DE1277545B true DE1277545B (en) 1968-09-12

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19543495A1 (en) * 1995-11-22 1997-05-28 Mann & Hummel Filter Device for insulating noise absorbing elements
DE19833097A1 (en) * 1998-07-23 2000-01-27 Rheinhold & Mahla Ag Airplane wind tunnel test wall presents outer and spaced inner acoustic walls and air entry and outlet with specified vertical and horizontal interval values for two-leaf door design.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19543495A1 (en) * 1995-11-22 1997-05-28 Mann & Hummel Filter Device for insulating noise absorbing elements
DE19833097A1 (en) * 1998-07-23 2000-01-27 Rheinhold & Mahla Ag Airplane wind tunnel test wall presents outer and spaced inner acoustic walls and air entry and outlet with specified vertical and horizontal interval values for two-leaf door design.

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