EP3189296B1 - Tube d'éjection pour sous-marin - Google Patents

Tube d'éjection pour sous-marin Download PDF

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Publication number
EP3189296B1
EP3189296B1 EP15744162.7A EP15744162A EP3189296B1 EP 3189296 B1 EP3189296 B1 EP 3189296B1 EP 15744162 A EP15744162 A EP 15744162A EP 3189296 B1 EP3189296 B1 EP 3189296B1
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EP
European Patent Office
Prior art keywords
ejection
cylinder
cylinder chamber
line
throttle valve
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.)
Active
Application number
EP15744162.7A
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German (de)
English (en)
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EP3189296A1 (fr
Inventor
Helmut Rademann
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.)
ThyssenKrupp Marine Systems GmbH
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ThyssenKrupp Marine Systems GmbH
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Publication of EP3189296A1 publication Critical patent/EP3189296A1/fr
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63G—OFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELS; MINE-LAYING; MINE-SWEEPING; SUBMARINES; AIRCRAFT CARRIERS
    • B63G8/00—Underwater vessels, e.g. submarines; Equipment specially adapted therefor
    • B63G8/28—Arrangement of offensive or defensive equipment
    • B63G8/32—Arrangement of offensive or defensive equipment of torpedo-launching means; of torpedo stores or handlers
    • 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
    • F41F3/08—Rocket or torpedo launchers for marine torpedoes
    • F41F3/10—Rocket or torpedo launchers for marine torpedoes from below the surface of the water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63G—OFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELS; MINE-LAYING; MINE-SWEEPING; SUBMARINES; AIRCRAFT CARRIERS
    • B63G8/00—Underwater vessels, e.g. submarines; Equipment specially adapted therefor
    • B63G8/001—Underwater vessels adapted for special purposes, e.g. unmanned underwater vessels; Equipment specially adapted therefor, e.g. docking stations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B19/00—Marine torpedoes, e.g. launched by surface vessels or submarines; Sea mines having self-propulsion means

Definitions

  • the invention relates to a submarine with the features specified in the preamble of claim 1.
  • Military submarines are usually equipped with multiple exhaust tubes routed through the submarine's pressure hull, allowing ejectors such as weapons, decoys, or drones to be deployed into the submarine's exterior environment.
  • DE 31 22 631 A1 and DE 34 02 619 A1 It is known to push an ejection body mounted in an ejection pipe out of the ejection pipe by means of a pressurized fluid introduced directly into the ejection pipe.
  • DE 31 22 631 A1 proposed to arrange in the ejection tube a compressed gas container, from which the high-pressure gas can flow out behind the ejection body mounted in the ejection tube and in this way pushes the ejection body out of the ejection tube.
  • DE 34 02 619 A1 Known approach is pressed to eject a body of ejection water via a arranged outside of the ejection tube piston-cylinder unit behind the ejection body in the ejection tube.
  • An ejector which comprises a working cylinder arranged in an ejection pipe, the piston of which is movably coupled to a slide for ejecting an ejection body mounted in the ejection pipe.
  • the working cylinder is operated with water as a pressure medium, which is pressed by a pneumatic cylinder in the first working cylinder.
  • One commonality of all the devices heretofore used for ejecting an ejector body from a submarine is that the ejection of an ejector body is accompanied by more or less loud noises, which are disadvantageous in that they reveal the position of the submarine.
  • the submarine according to the invention is preferably a military submarine.
  • This submarine is equipped with at least one discharge pipe for discharging a discharge body stored therein from the submarine and having an exhaust device.
  • the submarine on several ejection tubes, which may be arranged, for example, in a known manner bow-side of the submarine and there penetrate the pressure hull of the submarine. In the presence of a plurality of ejection tubes each of these ejection tubes is associated with a respective ejection device.
  • the ejection device has a motion-coupled to the ejection body working cylinder, which is suitably arranged in the ejection tube.
  • the working cylinder is preferably equipped with a fixedly arranged cylinder and a piston displaceably guided therein, which is motion-coupled with the ejection body, but it should be noted that optionally also a working cylinder with a fixed piston and a cylinder displaceable relative thereto can be provided then the cylinder is motion coupled with the ejection body.
  • the basic idea of the invention is to open at a cylinder chamber of the working cylinder which is to be pressurized with pressure for ejecting the body with two different closing lines with shut-off means, via which the cylinder chamber, hereinafter referred to as ejection chamber, can be connected to a compressed gas source ,
  • the object of this embodiment is to provide a method of ejecting an ejection body from an ejection tube, wherein, in an initial phase of the ejection operation, the pressurized fluid used for ejecting is introduced into the ejection chamber at a lower flow rate to thereby move the ejector body in motion and to displace it over a large part of the ejection tube at a comparatively low speed with a gradual acceleration in the direction of an orifice of the ejection tube and to give the ejection body the desired end velocity only in an end phase of the ejection process by introducing a significantly larger volume flow into the ejection chamber.
  • a first line which has a larger cross-section with respect to the other, second line, closed by the shut-off means arranged in the first line and the pressure fluid required to eject the ejection body via the second line with a smaller line cross-section shut-off means there opening introduced into the discharge chamber of the working cylinder, wherein in an end phase of the ejection operation, preferably when an ejection in the ejection body rear part of the ejector has almost reached a mouth closure of the ejection tube, arranged in the first conduit shut-off means are opened, so over the first line then a significantly larger volume flow of pressurized fluid can flow into the discharge chamber of the working cylinder.
  • the volume flow to be introduced into the discharge chamber of the working cylinder in the initial phase is at most half as large as the volume flow to be introduced into the discharge chamber in the final phase of the discharge operation.
  • the two lines opening out at the discharge chamber of the working cylinder can each be connected to a separate compressed air reservoir or both together be connected to a compressed air storage.
  • the two lines are connected in common to a compressed air distributor of a compressed air electrical system of the submarine, so that compressed air storage for supplying the working cylinder can be dispensed with in a particularly space-saving manner.
  • Under the compressed air electrical system in this case is an extending over the entire submarine, connected to a compressed air supply line network to understand, over which all compressed air required facilities of the submarine, including, for example, its diving and trim cells, are supplied with compressed air.
  • a second cylinder chamber of the working cylinder advantageously forms a gas spring.
  • the piston arranged in the working cylinder divides the working cylinder into the ejection chamber to be filled with the pressurized fluid for ejecting the ejection body and another cylinder chamber which is gas-tightly closed or closable with respect to the ejection chamber and the outside environment of the working cylinder and which is filled with gas during the piston movement is increasingly compressed to eject the ejection body, whereby the piston movement is slowed down and then, when the pressure in the second cylinder chamber corresponds to the pressure in the discharge chamber, the piston comes to a standstill.
  • the second cylinder chamber of the working cylinder as a gas spring at a pressure relief of the working chamber of the working cylinder and a return movement of the piston in the working cylinder.
  • the second cylinder chamber having a gas outlet, which is closed by a controllable valve, via which the gas in the second cylinder chamber controlled as needed to control the pressure build-up in the second cylinder chamber from the second cylinder chamber can be drained and then be reintroduced into the second cylinder chamber.
  • the movement coupling of the working cylinder with the ejection body does not take place directly over the moving part of the working cylinder.
  • the ejection device advantageously has a transport slide displaceably guided in the ejection tube, which is motion-coupled to the piston of the working cylinder via a cable pull forming a speed translator.
  • a transport slide displaceably guided in the ejection tube, which is motion-coupled to the piston of the working cylinder via a cable pull forming a speed translator.
  • a transport slide displaceably guided in the ejection tube, which is motion-coupled to the piston of the working cylinder via a cable pull forming a speed translator.
  • a transport slide displaceably guided in the ejection tube, which is motion-coupled to the piston of the working cylinder via a cable pull forming a speed translator.
  • a movable in the longitudinal direction of the ejection tube displacement device which is connected via an outgoing on the working cylinder piston rod with the piston of the working cylinder.
  • a controllable throttle valve is preferably arranged on the input side of the working cylinder , with this throttle valve is advantageously the speed adjustable, with which the pressure fluid flows into the discharge chamber of the working cylinder.
  • the design of the arranged in the first line controllable throttle valve is basically arbitrary. According to a preferred embodiment of the invention, however, a cylinder with two slidably guided piston is provided as a throttle valve, which are interconnected by means of a piston rod and divide the cylinder into three cylinder chambers, of which a first, formed between the two piston cylinder chamber through a flow Throttle valve forms. This throughflow path can be closed by means of a closing body arranged on the piston rod.
  • a second cylinder chamber is advantageously formed, separated from the first cylinder chamber by a first piston, which can be pressurized to control the throttle valve.
  • a line is connected to the second cylinder chamber, via which the second cylinder chamber the throttle valve is connectable to a source of pressurized fluid.
  • Preference serves as a source of pressurized fluid in this case also the compressed air electrical system of the submarine.
  • the line opening out at the second cylinder chamber of the throttle valve is preferably formed by a line branch of the first of the two lines opening out on the discharge chamber of the working cylinder.
  • a pressure relief valve is expediently arranged in the line branching out from the first line which opens out on the discharge chamber of the working cylinder and opens out on the second cylinder chamber of the throttle valve, with which the pressure in the line branch branches off a pressure well below 100 bar is lowered.
  • shut-off means and a fluid outlet are expediently provided in the line branch.
  • the shut-off means which may be a shut-off valve or a shut-off valve, serve in the initial phase of ejection of the ejection body from the ejection tube when the pressure fluid into the ejection chamber is provided only via the second conduit of smaller cross-section leading to the ejection chamber of the working cylinder is initiated to prevent pressurization of the first piston of the throttle valve.
  • the fluid outlet arranged in the line branch makes it possible, if the shut-off means arranged in the line branch are closing, to be able to derive the pressure fluid located on the output side of the shut-off means in the line branch and the second cylinder chamber of the throttle valve from the line branch in order to move the closing body of the throttle valve into its to be able to move back the fürströmpfad through the throttle valve closing position.
  • the regulation of the throttle cross-section of the throttle valve is expediently carried out by pressure change to the second piston of the throttle valve.
  • a third cylinder chamber formed, which is filled with a pressurized fluid and is in communication with a control device for controlling the throttle cross-section of the throttle valve.
  • the third cylinder chamber of the throttle valve advantageously has a fluid outlet, on which an adjustable flow control valve is arranged.
  • the fluid outlet formed on the third cylinder chamber is connected via a connecting line to a diaphragm accumulator, in which the pressurized fluid flowing out of the third cylinder chamber of the throttle valve during the regulation of the throttle cross section of the throttle valve is collected.
  • a diaphragm accumulator in which the pressurized fluid flowing out of the third cylinder chamber of the throttle valve during the regulation of the throttle cross section of the throttle valve is collected.
  • the pressure fluid located in the second cylinder chamber of the throttle valve is discharged from the second cylinder chamber, whereby the pressure fluid stored in the diaphragm accumulator can flow back into the third cylinder chamber of the throttle valve by relaxing the diaphragm accumulator.
  • FIG. 1 to 3 an exhaust pipe 2 of a submarine is shown. From the drawing, not visible, the ejection tube 2 bow side of the submarine is guided by the pressure hull of the submarine, so that a first end of the ejection tube 2, which is closed by a bottom closure 4, located within the pressure hull of the submarine and a second end of the ejection tube. 2 , which is closed by a muzzle cap, not shown in the drawing, is arranged outside of the pressure hull.
  • the ejection pipe 2 serves to eject an ejection body 6 arranged in the ejection pipe 2.
  • This ejection body 6 is a weapon such as a torpedo or a missile.
  • the ejection body 6 is mounted in a displacement device 8, which is movable in the ejection tube 2 in the direction of its longitudinal extent.
  • the traversing device 8 carries, in addition to the ejection body 6, a transport carriage 10 which engages a rear end of the ejection body 6 in the ejection direction of the ejector body 6 and forms a driver for the ejector body 6 during the ejection of the ejector body 6 from the ejector tube 2.
  • the transport carriage 10 can be moved on the traversing device 8 in the direction of movement of the traversing device 8.
  • the transport carriage is motion-coupled in the traversing device 8 with a cable 12, which is deflected twice sheared at two arranged at the two longitudinal ends of the carriage 8 guide rollers 14 and 16 and formed in this way a speed translation.
  • the cable 12 is also fixed to the ejection tube 2.
  • a working cylinder 18 is arranged in the ejection tube 2.
  • a connected to a piston 20 of the working cylinder 18 piston rod 22 is led out of the working cylinder 18 and at its arranged outside the working cylinder 18 end with the traversing device 8, so that the traversing device 8 at an extension movement of the piston rod 22 from the working cylinder 18 in the ejection tube is moved in the same direction with the piston rod 22.
  • the piston 20 divides the cylinder of the working cylinder 18 into a first cylinder chamber 24 to be pressurized to eject the ejection body 6 from the ejection pipe 2, which is referred to as ejection chamber 24, and a second cylinder chamber 26.
  • a first line 28 and a second line 30 To build up pressure in the ejection chamber 24 the discharge chamber 24, a first line 28 and a second line 30.
  • the first line 28 has compared to the second line 30 has a much larger line cross-section.
  • Both the line 28 and the line 30 are connected to a compressed air manifold 32 of a compressed air electrical system 34 of the submarine.
  • a pressure relief valve 36 is disposed in the compressed air electrical system 34, which controls the pressure in the lines 28 and 30 to z. B. limited to 150 - 230 bar.
  • shut-off means Both in the conduit 28 and in the conduit 30 shut-off means are arranged, with which a compressed air flow via the lines 28 and 30 to the discharge chamber 24 of the working cylinder 18 can be prevented.
  • a hydraulically controllable ball valve 38 and in the conduit 30, a both manually and electrically actuated shut-off valve 40 is arranged in the line 28 in the line 28, a both manually and electrically actuated shut-off valve 40 is arranged in the line 28 and in the conduit 30, a both manually and electrically actuated shut-off valve 40 is arranged.
  • the shut-off valve 40 is designed such that it can on the one hand release the flow path from the compressed air distributor 32 to the discharge chamber 24 of the working cylinder 18 through the line 30, but on the other hand can be used in the line 30 and the discharge chamber 24 of the Dismantle working cylinder 18 air into the pressure hull of the submarine.
  • the shut-off valve 40 has an outlet 42 to which an in DE 10 2011 089 089 A1 described device 44 is arranged for sound damping
  • a controllable throttle valve 48 is arranged in the line 28, the output side of the ball valve 38 and the input side of the discharge chamber 24 of the working cylinder 18, a controllable throttle valve 48 is arranged.
  • the throttle valve 48 is formed by a cylinder 50 in which two by means of a piston rod 52 interconnected piston 54 and 56 are guided.
  • the pistons 54 and 56 divide the cylinder 50 into three cylinder chambers 58, 60 and 62, of which a first cylinder chamber 58 is disposed between the pistons 54 and 56, a second cylinder chamber 60 is disposed separated from the first cylinder chamber 58 by the piston 54 and a third cylinder chamber 62 is separated from the first cylinder chamber 58 by the piston 56.
  • an inlet 64 is formed in the region of the cylinder chamber 58, to which a part of the line 28 coming from the compressed air distributor 32 is connected. Furthermore, an outlet 66 is formed on the cylinder 50 of the throttle valve 48 in the region of the cylinder chamber 58, to which a part of the line 28 opening at the discharge chamber 24 of the working cylinder 18 is connected. In this way, the cylinder chamber 58 forms part of an overflow path through the throttle valve 48 from the compressed air distributor 32 to the discharge chamber 24 of the working cylinder 18th
  • the flow cross section of the flow-through path through the throttle valve 48 is adjustable.
  • a diaphragm 68 is arranged in the cylinder chamber 58 of the throttle valve 48 between the inlet 64 and the outlet 66, the diaphragm opening 70 of which can be closed by means of a closing body 72 arranged on the piston rod 52.
  • the closing body 72 By pressurizing the cylinder chamber 60 of the throttle valve 48, the closing body 72 can be moved into a position releasing the diaphragm opening 70 and the flow cross section of the flow-through path through the throttle valve 48 can be increased.
  • an outgoing from the first, at the discharge chamber 24 of the working cylinder 18 line 28 outgoing line branch 76 is connected to an inlet 74 formed on the cylinder chamber 60.
  • a pressure relief valve 78 is arranged on the input side, which reduces the pressure in the line branch 76 to a value of z. B. 30 - 80 bar limited.
  • a manually and electrically actuated shut-off valve 80 is disposed in the line branch 76.
  • the shut-off valve 80 is designed in such a way that on the one hand it can open or close the flow path from the line 28 to the second cylinder chamber 60 of the throttle valve 48 through the line branch 76, but on the other hand can it be used in the second cylinder chamber 60 of the throttle valve 48 and in the line branch 76 on the output side of the shut-off valve 80 to release air in the pressure hull of the submarine.
  • the check valve 80 to a fluid outlet 82, in which a muffler 84 is arranged to minimize the Ausströmge Hursche.
  • the throttle valve 48 is adjustable.
  • a control device is connected to a fluid outlet 86 formed on the third cylinder chamber 62 of the throttle valve 48.
  • This control device is formed by an electrically adjustable flow control valve 88, which is arranged in a connected to the fluid outlet 86 of the third cylinder chamber 62 of the throttle valve 48 connecting line 90, wherein at the end remote from the throttle valve 48 of the connecting line 90, a diaphragm accumulator 92 is arranged.
  • the flow control valve 88 is bridged by a bypass line 94, in which a shut-off valve 96 is arranged.
  • the third cylinder chamber 62 of the throttle valve 48 is filled with a hydraulic fluid, which can be controlled by the flow control valve 88 via the connecting line 90 in the diaphragm accumulator 92 to control the throttle cross-section of the throttle valve.
  • a line 98 branches off from the line 28 directly on the output side of the compressed air distributor 32, which line 28 connects with the second cylinder chamber 26 of the working cylinder 18.
  • a pressure limiting valve 100 is arranged, which limits an initial pressure in the second cylinder chamber 26 of the working cylinder 18 to a value of 2 to 5 bar.
  • an electrically controllable shut-off valve arrangement 102 is arranged in the line 98, with which the line 98 is shut off during the ejection of the ejection body 6 from the ejection tube 2. After ejection of the ejection body 6, the compressed air can be introduced again into the second cylinder chamber 26 of the working cylinder 18 when the shut-off valve arrangement 102 is open.
  • the operation of the described ejection device for ejecting an ejection body 6 from the ejection tube 2 is as follows: At the beginning of the ejection process arranged in the line 28 ball valve 38, the line 28 is connected occlusive. The shut-off valve 40 arranged in the line 30 is now switched to open, so that compressed air can flow from the compressed air distributor 32 into the discharge chamber 24 of the working cylinder. As a result, arranged in the ejection tube 2 traversing device 8 is moved with the ejector 6 mounted therein slowly and quietly in the direction of the mouth of the ejection tube 2.
  • the ejection body 6 is additionally displaced by the coupling of the transport carriage 10 with the cable 12 in the traversing device 8 in the direction of the mouth of the ejection tube 2, so that the total velocity of the ejection body 6 from the sum of the speed of the shuttle 8 and the speed of the ejection body 6 relative to the shuttle 8 results.
  • a displacement sensor 104 arranged in the ejection pipe 2.
  • the ball valve 38 in the line 28 is switched to open, so that the compressed air is present at the throttle valve 48.
  • a shut-off valve 106 is switched to open, which is arranged in a ball valve 38 bridging line 108.
  • the shut-off valve 80 arranged in the line branch 76 is opened, whereby compressed air flows into the second cylinder chamber 60 of the throttle valve 48.
  • the closure member 72 disposed on the piston rod 58 in the first cylinder chamber 58 of the throttle valve 48 is moved from a position closing the aperture 70 into a position releasing the aperture 70, whereby compressed air from the compressed air distributor 32 via the line 28 and through the first cylinder chamber 58 of the throttle valve 48 in the discharge chamber 24 of the working cylinder 18 can flow.
  • a significantly larger volume flow than via the line 30 into the discharge chamber 24 of the working cylinder which results in that the traversing device 8 and the discharge member 6 are accelerated sufficiently.
  • the throttle cross-section of the throttle valve 48 for example, in response to a pressure change in the Line 28 controlled by the located in the third cylinder chamber 62 of the throttle valve 48 hydraulic fluid controlled by the flow control valve 88 flows into the diaphragm accumulator 92.
  • shut-off valve arrangement 102 arranged in the line 98 is closed. This prevents that the air in the second cylinder chamber 26 of the working cylinder 18 is pushed out of the second cylinder chamber 26 in the extension stroke of the working cylinder 18. Instead, the air contained in the cylinder chamber 26 is compressed, whereby the piston 20 of the working cylinder 18 is decelerated and then, when the pressure in the second cylinder chamber 26 corresponds to the pressure in the first cylinder chamber 24 comes to a standstill.
  • the ball valve 38 and the shutoff valve 80 are closed.
  • the hydraulic fluid previously conducted from the third cylinder chamber 62 of the throttle valve 48 into the diaphragm accumulator 92 can flow back into the third cylinder chamber 62 of the throttle valve 48 by relaxing the diaphragm accumulator 92 via the connecting line 90 and a check valve integrated in the flow control valve 88, as a result of which the closing body 72 of the throttle valve 48 is moved to its closing position 70 the closing position.
  • the air located in the second cylinder chamber 60 of the throttle valve 48 flows via the fluid outlet 82 formed on the shut-off valve 80 by the muffler 84 into the pressure hull of the submarine.
  • the shut-off valve 40 arranged in the line 30 is also closed, wherein the air located on the outlet side of the shut-off valve 40 in the line 30 and in the discharge chamber 24 of the working cylinder 18 can flow into the pressure hull of the submarine via the outlet formed on the shut-off valve 40. This is accomplished by the pressure built up in the second cylinder chamber 26 of the power cylinder 18 during the ejection operation, which forces the piston 20 of the power cylinder 18 back to its initial position.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
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Claims (13)

  1. Sous-marin avec au moins un tube d'éjection (2) pour l'éjection d'un corps d'éjection (6) hors du sous-marin et avec un dispositif d'éjection (6) comportant un cylindre de travail (18) couplé en mouvement au corps d'éjection (6) ou un piston (20) d'un cylindre de travail (18) couplé en mouvement au corps d'éjection (6), caractérisé en ce que deux conduites (28, 30) pouvant être fermées avec des moyens d'obturation (38, 40) respectifs de section transversale de conduite différente débouchent au niveau d'une chambre de cylindre (24) du cylindre de travail (18) alimenté en pression pour l'éjection du corps d'éjection (6) via lequel un fluide sous pression peut être amené via ladite section transversale dans la chambre de cylindre (24) et permettant de relier sur le plan du flux la chambre de cylindre (24) avec une source de gaz sous pression.
  2. Sous-marin selon la revendication 1, caractérisé en ce que les deux conduites (28, 30) sont reliées ensemble au niveau d'un répartiteur d'air comprimé (32) d'un réseau d'air comprimé (34) du sous-marin.
  3. Sous-marin selon l'une quelconque des revendications précédentes, caractérisé en ce qu'une deuxième chambre de cylindre (26) du cylindre de travail (18) forme un ressort pneumatique.
  4. Sous-marin selon l'une quelconque des revendications précédentes, caractérisé en ce que le dispositif d'éjection comporte un coulisseau de transport (10) guidé de façon à pouvoir coulisser dans le tube d'éjection (2), ce coulisseau étant couplé en mouvement avec le piston (20) du cylindre de travail (18) via un câble Bowden (12) formant un démultiplicateur de vitesse.
  5. Sous-marin selon l'une quelconque des revendications précédentes, caractérisé en ce que dans une première conduite (28) des deux conduites (28, 30) comportant une section transversale de conduite plus grande que celle de l'autre deuxième conduite (30), une soupape d'étranglement (48) réglable est disposée du côté d'entrée du cylindre de travail (18).
  6. Sous-marin selon la revendication 5, caractérisé en ce que la soupape d'étranglement (48) utilisée est un cylindre (50) pourvu de deux pistons (54, 56) guidés de façon à pouvoir coulisser à l'intérieur et reliés entre eux à l'aide d'une tige de piston (52), les deux pistons (54, 56) divisant le cylindre (50) en trois chambres de cylindre (58, 60, 62) parmi lesquelles une première chambre de cylindre (58) réalisée entre les deux pistons (54, 56) forme un chemin d'écoulement traversant traversant la soupape d'étranglement (48) pouvant être fermé au niveau d'un corps de fermeture (72) disposé au niveau de la tige de piston (52).
  7. Sous-marin selon la revendication 6, caractérisé en ce qu'une deuxième chambre de cylindre (60) est réalisée de façon séparée de la première chambre de cylindre (58) par un premier piston (54), ladite chambre pouvant être alimentée en pression pour commander la soupape d'étranglement (48).
  8. Sous-marin selon l'une quelconque des revendications 6 ou 7, caractérisé en ce qu'une troisième chambre de cylindre (62) est réalisée de façon séparée de la première chambre de cylindre (58) par un deuxième piston (56), ladite chambre étant remplie de fluide sous pression et étant reliée à un dispositif de réglage pour régler la section transversale d'étranglement de la soupape d'étranglement (48).
  9. Sous-marin selon l'une quelconque des revendications 7 ou 8, caractérisé en ce qu'une dérivation de conduite (76) part de la première conduite (28), cette dérivation débouchant au niveau de la deuxième chambre de cylindre (60) de la soupape d'étranglement (48), une soupape de limitation de pression (78), une armature d'arrêt et une sortie de fluide (82) étant de préférence prévus dans la dérivation de conduite (76).
  10. Sous-marin selon l'une quelconque des revendications 8 ou 9, caractérisé en ce que la troisième chambre de cylindre (62) de la soupape d'étranglement (48) comporte une sortie de fluide (86) pour la formation du dispositif de réglage servant à régler la section transversale d'étranglement de la soupape d'étranglement (48), une soupape de réglage de flux (88) réglable étant disposée au niveau de ladite sortie.
  11. Sous-marin selon la revendication 10, caractérisé en ce que la sortie de fluide (86) réalisée au niveau de la troisième chambre de cylindre (62) est reliée à un accumulateur à membrane (92) via une conduite de liaison (90), la soupape de réglage de flux (88) disposée dans la conduite de liaison étant court-circuitée au moyen d'une conduite de contournement (94) pouvant être fermée.
  12. Procédé d'éjection d'un corps d'éjection (6) hors d'un tube d'éjection (2) d'un sous-marin selon la revendication 1 à l'aide d'un cylindre de travail (18) couplé en mouvement au corps d'éjection (6), dans lequel un fluide sous pression est introduit dans une chambre de cylindre (24) du cylindre de travail (18) alimentée en pression pour éjecter le corps d'éjection (6), caractérisé en ce que le fluide sous pression est amené dans la chambre de cylindre (24) au cours d'une phase de départ du processus d'éjection avec un débit volumique davantage réduit que dans une phase finale du processus d'éjection.
  13. Procédé selon la revendication 12, caractérisé en ce que le débit volumique à amener dans la chambre de cylindre (24) lors de la phase de départ du processus d'éjection et moitié moindre que le débit volumique à amener dans la chambre de cylindre (24) lors de la phase finale du processus d'éjection.
EP15744162.7A 2014-09-04 2015-07-23 Tube d'éjection pour sous-marin Active EP3189296B1 (fr)

Applications Claiming Priority (2)

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DE102014217747.2A DE102014217747A1 (de) 2014-09-04 2014-09-04 Unterseeboot
PCT/EP2015/066851 WO2016034331A1 (fr) 2014-09-04 2015-07-23 Tube d'éjection pour sous-marin

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DE102016201101B4 (de) * 2016-01-26 2018-02-08 Thyssenkrupp Ag Geräuschfreies Waffenausstoßsystem
DE102018206764B3 (de) 2018-05-02 2019-05-29 Thyssenkrupp Ag Waffenrohr für ein Unterseeboot
DE102018220266A1 (de) 2018-11-26 2020-05-28 Thyssenkrupp Ag Druckwasserausstoßvorrichtung
DE102019216604A1 (de) * 2019-10-29 2021-04-29 Thyssenkrupp Ag Waffenrohr
KR102274733B1 (ko) * 2021-02-17 2021-07-08 충남대학교산학협력단 공압실린더 방식의 수중발사장치

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WO2016034331A1 (fr) 2016-03-10
EP3189296A1 (fr) 2017-07-12
ES2700373T3 (es) 2019-02-15
KR20170039708A (ko) 2017-04-11
KR102012112B1 (ko) 2019-08-19
DE102014217747A1 (de) 2016-03-10

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