Classifications

• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01Q—ANTENNAS, i.e. RADIO AERIALS
  • H01Q1/00—Details of, or arrangements associated with, antennas
  • H01Q1/04—Adaptation for subterranean or subaqueous use
• • 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
  • B63G8/38—Arrangement of visual or electronic watch equipment, e.g. of periscopes, of radar
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01Q—ANTENNAS, i.e. RADIO AERIALS
  • H01Q1/00—Details of, or arrangements associated with, antennas
  • H01Q1/08—Means for collapsing antennas or parts thereof
  • H01Q1/084—Pivotable antennas
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01Q—ANTENNAS, i.e. RADIO AERIALS
  • H01Q1/00—Details of, or arrangements associated with, antennas
  • H01Q1/12—Supports; Mounting means
  • H01Q1/1242—Rigid masts specially adapted for supporting an aerial
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01Q—ANTENNAS, i.e. RADIO AERIALS
  • H01Q1/00—Details of, or arrangements associated with, antennas
  • H01Q1/27—Adaptation for use in or on movable bodies
  • H01Q1/34—Adaptation for use in or on ships, submarines, buoys or torpedoes

Definitions

• the invention relates to an antenna device for a submarine.
• the starting point of the invention are those antenna devices which are arranged outside the pressure hull of the submarine within its tower. These antenna devices have at least one, but possibly also a plurality of antennas, which enable telecommunications when traveling to the periscope depth and for this purpose can be moved out of the tower of the undersea boat so far that they protrude from the water.
• the antennas used include RF antennas used for shortwave communications. These RF antennas are designed to ensure good efficiency in general, relatively slim, with their length is usually more than 7 m. In submarines whose tower is less than 7 m high, therefore, such antenna devices are used, which have a telescopically formed RF antenna to completely accommodate the antenna device when not in use in the tower of the submarine can.
• the telescopic design is relatively complex, since an electrically conductive connection of the individual telescoping parts of the RF antenna must be ensured in the extended state, while ensuring that this connection in front of the seawater is protected, as the seawater could otherwise interfere with the signal transmission.
• the invention has the object to provide an antenna device for a submarine, with which at least one stored in the tower of the submarine RF antenna from the tower of the submarine is extendable, the antenna device with improved transmission and reception characteristics of HF - Antenna compared to the previously known antenna devices of this type should have a simpler structure.
• the antenna device according to the invention for a submarine is provided in a manner known per se for arrangement in the tower of a submarine. It has an extension unit with an extendable mast. The storage of the extension device in the tower is preferably carried out on a foundation arranged on the outside of the pressure hull of the submarine. Furthermore, the antenna device is equipped with at least one guided in the mast and extendable from the mast RF antenna for short-wave communication.
• the basic idea of the invention is to design the HF antenna in one piece and to arrange it in the retracted state of the extension device within the mast and within a space-curved guide adjoining it on the boat side.
• the antennas according to the invention has below the mast on a guide device in which a guided therein section of the RF antenna is guided in bent into the tower Ausfahr réelle in the direction obliquely and / or transversely to the extension direction of the Ausfahr réelles, while the remaining part of the RF antenna in the extension of the Ausfahr réelles and in the extension direction of the RF antenna is straight.
• the RF antenna is located entirely outside the space-curved guide and assumes a straight-line configuration along its entire length.
• the RF antenna is flexible at least in the section which is guided in retracted Ausfahr réelle in the guide, but preferably over its entire length transversely to its longitudinal extent flexible, ie formed resiliently yielding.
• the RF antenna of the antenna device according to the invention is motion-coupled to the mast during an extension or retraction movement of the extension device and with the aid of its own drive from the mast extendable and retractable into the mast.
• the RF antenna is coupled to the mast, for example by appropriate fixing in the mast, such that when the mast is moved by the extension device, e.g. B. off by means of a piston-cylinder arrangement or retracted, in the same way off or retracted.
• the RF antenna can be moved from the mast to its transmitting and / or receiving position above the device by means of a drive assigned to it, which is preferably arranged in the mast Waterline be extended and then retracted back into the mast.
• the RF antenna can be guided in an enveloping body, wherein one end of the enveloping body is fixed to the extendable end of the mast.
• an enveloping body is preferably a tube o- a hose.
• the enveloping body is moved along with an extension and a movement of the mast with the mast.
• the enveloping body serves to guide the RF antenna but also to its outer protection. Therefore, the enveloping body is preferably made long enough to position the RF antenna in a storage position, i. H. when the retractable device is retracted completely.
• the enveloping body is therefore preferably at least as long as the HF antenna is formed.
• a rearward in the extension direction of the mast portion of the envelope is expediently arranged with the RF antenna arranged therein in the space curved guide the antenna device according to the invention or even forms this space curved guide for the RF antenna, wherein the rear in the extension of the mast section of Covering body is bent obliquely and / or transversely to the extension direction of the mast.
• a rear end of the enveloping body in the extension direction of the mast can advantageously be arranged displaceably on a guide rail arranged on the side of a central axis of an enveloping body section arranged in the mast in a projection perpendicular to this central axis in the direction the central axis extends.
• an adjacent to the rear end of the envelope body portion of the enveloping body is formed bendable relative to the extension direction of the Ausfahr réelles and the mast and bent, which is at retracted device allows a space-saving congestion of a long RF antenna in the tower of a submarine.
• the enveloping body which is preferably fixed in the mast, is entrained, wherein the rear end of the enveloping body displaceably arranged in the boat-side guide rail shifts in the direction of the central axis of the enveloping body section located in the mast, thereby reducing the bent section of the enveloping body ,
• a rear end section of the enveloping body in the extension direction of the extension device can be rolled up on a round guide device, which may be, for example, a rotatable roller, which also enables a space-saving stowage of the HF antenna guided in the enveloping body.
• the enveloping body can be made telescopic. This causes the enveloping body, when it is extended by the extension device together with the mast, to be extended, so that a rear end of the enveloping body in the extension direction of the mast does not have to be displaceable in a guide rail, but in a position laterally Central axis of the arranged in the mast Hüll stressesabitess can be set on the boat side.
• one of the RF antenna associated drive is provided with the RF antenna from the mast off and can be retracted into the mast.
• a drive is preferably arranged on a front end of the enveloping body in the extension direction of the deploying device.
• a roller drive can be used as a drive for extending and retracting the RF antenna.
• a roller drive is such a drive to understand, which has at least two rollers between which the RF antenna is guided to form a frictional engagement with the rollers, wherein at least one of the rollers is coupled in motion with a motor drive and the RF antenna during rotation the motion-coupled with the motor drive roller is extended depending on the direction of rotation of the roller from the mast or retracted in this.
• a hydraulic or pneumatic drive can be provided for extending and retracting the HF antenna.
• the enveloping body forms a cylinder of a piston-cylinder arrangement and preferably a piston guided in the enveloping body is arranged on a rear end of the HF antenna in the extension direction of the HF antenna.
• a section of the expediently pressure-tight enveloping body, which is located behind the piston in the extension direction of the HF antenna is in this case subjected to a pressure medium.
• the pressure medium in a hydraulic drive is a hydraulic fluid and in a pneumatic drive is air. The retraction of the RF antenna in the enveloping body allows pressurization of an extension of the RF antenna located in front of the piston portion of the envelope.
• the RF antenna is formed of a fiber-reinforced plastic with an electrically conductive core.
• the RF antenna is advantageously formed by an electrical conductor, which is coated on the outside with fiber-reinforced plastic.
• a fiber-reinforced plastic in this case preferably glass fiber reinforced plastic is provided, the RF antenna on the one hand sufficient robustness to withstand sea swell, the water inflow and any wind load gives on the other hand, however, allows the required flexibility of the RF antenna.
• the antenna rod can be provided with a corresponding cross-sectional contour.
• an insulator is formed on the front in the extension direction of the Ausfahr réelles end of the enveloping body having a contact which is line connected to a transmitting and / or receiving device.
• the transmitting and / or receiving device which is not part of the antenna device according to the invention is expediently arranged in the interior of the pressure hull of the submarine, so that a connected to the contact of the insulator line is guided in a suitable pressure-tight manner through the pressure hull of the submarine.
• an electrical contact is preferably formed on a rear end of the antenna in the extension direction, which contacts the contact formed on the insulator in the extended state of the HF antenna.
• the RF antenna can only be put into operation if it has been fully extended out of the enveloping body and the contact formed on it, which may, for example, be a sliding contact, touches the isolator-side contact.
• FIG. 1 shows in a schematically simplified schematic diagram an antenna device for a submarine with an extendable mast and with an extendable HF antenna with retracted mast and retracted RF antenna
• 2 shows the antenna device according to FIG. 1 with the mast extended and the HF antenna retracted
• FIG. 3 shows the antenna device according to FIG. 1 with the antenna extended
• the antenna device for a submarine illustrated in FIGS. 1-3 has an extension device 2 whose main body 4, which is an open hollow body, is located on the outside a submarine in the area of the tower arranged foundation 6 is attached.
• the main body 4 extends substantially to an upper end of the tower, not shown, of the submarine.
• a guide member 8 is arranged in the base body 4 in the direction of a longitudinal axis X of the Ausfahr réelles 2 by means arranged in the base body 4, not shown in the drawing for reasons of clarity olo cylinder arrangement to that of the Foundation 6 opposite end of the base body 4 and vice versa is movable.
• a mast 10 of the antenna device is arranged on a side remote from the foundation 6 top of the guide member 8.
• the hollow mast 10 is formed open at its end facing away from the guide member 8 and dimensioned so that when the guide member 8 is in its retracted position in the base body 4, it is just completely absorbed by the base body 4, so not the main body 4 protrudes (Fig. 1).
• a tube 12 is fixed inside the mast 10.
• the tube 12 forms an enveloping body for an RF antenna 14, which is slidably guided in the tube 12.
• the tube 12 has two successive sections 12a and 12b.
• the section 12a of the tube 12 is straight and extends parallel to the longitudinal axis X of the extension device 2.
• the section 12a is designed to be telescopic in the direction of its longitudinal extension.
• the section 12b adjoining the end 6a of the section 12a is formed bent transversely to the longitudinal extent of the section 12a and is led out of the base 4 of the extension device 2 between the guide part 8 and the foundation 6, the free end of the section Section 12b in the direction transverse to the longitudinal axis X of the Ausfahr réelles 2 spaced from the Ausfahr réelle 2 is fixed to the foundation 6.
• the section 12b forms a space-curved guide device for the RF antenna 14 arranged in the tube 12, which makes it possible to use a particularly long one-part RF antenna 14 in the illustrated antenna device.
• the RF antenna 14 is a rod antenna formed by a CFRP rod having an electrically conductive core.
• the RF antenna 14 is extendable out of the tube 12 on an insulator 16 which is arranged on the end of the tube 12 arranged in the mast.
• a drive 18 is provided, which is arranged with respect to the extension direction of the RF antenna 14 behind the insulator 16.
• the drive 18 is a roller drive having two juxtaposed rollers 20 and 22, between which the RF antenna 14 is guided to form a frictional engagement with the rollers 20 and 22.
• the rollers 20 and 22 are driven to move the RF antenna 14 by a motor 24.
• Fig. 1 shows the antenna device in non-operation.
• the antenna device is then completely arranged in the tower, not shown, of a submarine.
• the mast 10 is completely retracted in the main body 4 of the Ausfahr réelles 2.
• the portion 12a of the tube 12 is not telescoped.
• the fully retracted in the tube RF antenna 14 then extends to save space in the bent portion 12b of the tube 12.
• the antenna device are put into operation, first as shown in Fig. 2, the mast 10 from the main body 4 of the Ausfahr réelles 2 extended.
• the section 12a of the tube 12 telescopes in the extension direction of the mast 10, so that the length of the section 12a in the extension direction of the mast 10 increases.
• the HF antenna 14 is moved out of the tube 12 by commissioning the drive 18 until an electrical contact arranged on the end section 26 of the HF antenna 14, which is not shown in the drawing, a likewise not shown electrical contact, which is arranged on the insulator 1 6 and is conductively connected to a transmitting and / or receiving device in the interior of the submarine contacted. Only in this state is the RF antenna 14 ready to transmit and receive (FIG. 3). After use of the RF antenna 14, this is first retracted into the tube 12 and then retracted the mast 10 together with the guide member 8 in the main body 4 of the Ausfahr réelles 2. The antenna device is now again completely within the tower of the submarine.

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• Engineering & Computer Science (AREA)
• Radar, Positioning & Navigation (AREA)
• Mechanical Engineering (AREA)
• Aviation & Aerospace Engineering (AREA)
• Details Of Aerials (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=49882744

Family Applications (1)

Country Status (7)

Families Citing this family (1)

Family Cites Families (21)

• 2012
  • 2012-11-20 DE DE102012221189.6A patent/DE102012221189A1/de not_active Withdrawn
• 2013
  • 2013-11-18 WO PCT/DE2013/200305 patent/WO2014079439A1/de not_active Ceased
  • 2013-11-18 AU AU2013350136A patent/AU2013350136A1/en not_active Abandoned
  • 2013-11-18 BR BR112015011221A patent/BR112015011221A2/pt not_active Application Discontinuation
  • 2013-11-18 IN IN2953DEN2015 patent/IN2015DN02953A/en unknown
  • 2013-11-18 EP EP13814026.4A patent/EP2923410A1/de not_active Withdrawn
  • 2013-11-18 KR KR1020157008831A patent/KR20150086237A/ko not_active Withdrawn

Non-Patent Citations (1)

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